LZ4_decompress_safe: 2452| 352|{ 2453| 352| return LZ4_decompress_generic(source, dest, compressedSize, maxDecompressedSize, 2454| 352| decode_full_block, noDict, 2455| | (BYTE*)dest, NULL, 0); 2456| 352|} LZ4_decompress_safe_forceExtDict: 2526| 363|{ 2527| 363| DEBUGLOG(5, "LZ4_decompress_safe_forceExtDict"); ------------------ | | 289| 363|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2528| 363| return LZ4_decompress_generic(source, dest, compressedSize, maxOutputSize, 2529| 363| decode_full_block, usingExtDict, 2530| 363| (BYTE*)dest, (const BYTE*)dictStart, dictSize); 2531| 363|} LZ4_decompress_safe_usingDict: 2720| 363|{ 2721| 363| if (dictSize==0) ------------------ | Branch (2721:9): [True: 0, False: 363] ------------------ 2722| 0| return LZ4_decompress_safe(source, dest, compressedSize, maxOutputSize); 2723| 363| if (dictStart+dictSize == dest) { ------------------ | Branch (2723:9): [True: 0, False: 363] ------------------ 2724| 0| if (dictSize >= 64 KB - 1) { ------------------ | | 251| 0|#define KB *(1 <<10) ------------------ | Branch (2724:13): [True: 0, False: 0] ------------------ 2725| 0| return LZ4_decompress_safe_withPrefix64k(source, dest, compressedSize, maxOutputSize); 2726| 0| } 2727| 0| assert(dictSize >= 0); ------------------ | | 273| 0|# define assert(condition) ((void)0) ------------------ 2728| 0| return LZ4_decompress_safe_withSmallPrefix(source, dest, compressedSize, maxOutputSize, (size_t)dictSize); 2729| 0| } 2730| 363| assert(dictSize >= 0); ------------------ | | 273| 363|# define assert(condition) ((void)0) ------------------ 2731| 363| return LZ4_decompress_safe_forceExtDict(source, dest, compressedSize, maxOutputSize, dictStart, (size_t)dictSize); 2732| 363|} lz4.c:LZ4_wildCopy8: 466| 9.44k|{ 467| 9.44k| BYTE* d = (BYTE*)dstPtr; 468| 9.44k| const BYTE* s = (const BYTE*)srcPtr; 469| 9.44k| BYTE* const e = (BYTE*)dstEnd; 470| | 471| 837k| do { LZ4_memcpy(d,s,8); d+=8; s+=8; } while (du16; } lz4.c:LZ4_write32: 398| 8.34k|static void LZ4_write32(void* memPtr, U32 value) { ((LZ4_unalign32*)memPtr)->u32 = value; } lz4.c:LZ4_decompress_generic: 2035| 715|{ 2036| 715| if ((src == NULL) || (outputSize < 0)) { return -1; } ------------------ | Branch (2036:9): [True: 0, False: 715] | Branch (2036:26): [True: 0, False: 715] ------------------ 2037| | 2038| 715| { const BYTE* ip = (const BYTE*) src; 2039| 715| const BYTE* const iend = ip + srcSize; 2040| | 2041| 715| BYTE* op = (BYTE*) dst; 2042| 715| BYTE* const oend = op + outputSize; 2043| 715| BYTE* cpy; 2044| | 2045| 715| const BYTE* const dictEnd = (dictStart == NULL) ? NULL : dictStart + dictSize; ------------------ | Branch (2045:37): [True: 352, False: 363] ------------------ 2046| | 2047| 715| const int checkOffset = (dictSize < (int)(64 KB)); ------------------ | | 251| 715|#define KB *(1 <<10) ------------------ 2048| | 2049| | 2050| | /* Set up the "end" pointers for the shortcut. */ 2051| 715| const BYTE* const shortiend = iend - 14 /*maxLL*/ - 2 /*offset*/; 2052| 715| const BYTE* const shortoend = oend - 14 /*maxLL*/ - 18 /*maxML*/; 2053| | 2054| 715| const BYTE* match; 2055| 715| size_t offset; 2056| 715| unsigned token; 2057| 715| size_t length; 2058| | 2059| | 2060| 715| DEBUGLOG(5, "LZ4_decompress_generic (srcSize:%i, dstSize:%i)", srcSize, outputSize); ------------------ | | 289| 715|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2061| | 2062| | /* Special cases */ 2063| 715| assert(lowPrefix <= op); ------------------ | | 273| 715|# define assert(condition) ((void)0) ------------------ 2064| 715| if (unlikely(outputSize==0)) { ------------------ | | 180| 715|#define unlikely(expr) expect((expr) != 0, 0) | | ------------------ | | | | 171| 715|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | | | ------------------ | | | | | Branch (171:33): [True: 0, False: 715] | | | | ------------------ | | ------------------ ------------------ 2065| | /* Empty output buffer */ 2066| 0| if (partialDecoding) return 0; ------------------ | Branch (2066:17): [True: 0, False: 0] ------------------ 2067| 0| return ((srcSize==1) && (*ip==0)) ? 0 : -1; ------------------ | Branch (2067:21): [True: 0, False: 0] | Branch (2067:37): [True: 0, False: 0] ------------------ 2068| 0| } 2069| 715| if (unlikely(srcSize==0)) { return -1; } ------------------ | | 180| 715|#define unlikely(expr) expect((expr) != 0, 0) | | ------------------ | | | | 171| 715|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | | | ------------------ | | | | | Branch (171:33): [True: 0, False: 715] | | | | ------------------ | | ------------------ ------------------ 2070| | 2071| | /* LZ4_FAST_DEC_LOOP: 2072| | * designed for modern OoO performance cpus, 2073| | * where copying reliably 32-bytes is preferable to an unpredictable branch. 2074| | * note : fast loop may show a regression for some client arm chips. */ 2075| 715|#if LZ4_FAST_DEC_LOOP 2076| 715| if ((oend - op) < FASTLOOP_SAFE_DISTANCE) { ------------------ | | 248| 715|#define FASTLOOP_SAFE_DISTANCE 64 ------------------ | Branch (2076:13): [True: 7, False: 708] ------------------ 2077| 7| DEBUGLOG(6, "move to safe decode loop"); ------------------ | | 289| 7|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2078| 7| goto safe_decode; 2079| 7| } 2080| | 2081| | /* Fast loop : decode sequences as long as output < oend-FASTLOOP_SAFE_DISTANCE */ 2082| 708| DEBUGLOG(6, "using fast decode loop"); ------------------ | | 289| 708|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2083| 72.7k| while (1) { ------------------ | Branch (2083:16): [True: 72.7k, Folded] ------------------ 2084| | /* Main fastloop assertion: We can always wildcopy FASTLOOP_SAFE_DISTANCE */ 2085| 72.7k| assert(oend - op >= FASTLOOP_SAFE_DISTANCE); ------------------ | | 273| 72.7k|# define assert(condition) ((void)0) ------------------ 2086| 72.7k| assert(ip < iend); ------------------ | | 273| 72.7k|# define assert(condition) ((void)0) ------------------ 2087| 72.7k| token = *ip++; 2088| 72.7k| length = token >> ML_BITS; /* literal length */ ------------------ | | 260| 72.7k|#define ML_BITS 4 ------------------ 2089| 72.7k| DEBUGLOG(7, "blockPos%6u: litLength token = %u", (unsigned)(op-(BYTE*)dst), (unsigned)length); ------------------ | | 289| 72.7k|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2090| | 2091| | /* decode literal length */ 2092| 72.7k| if (length == RUN_MASK) { ------------------ | | 263| 72.7k|#define RUN_MASK ((1U<= WILDCOPYLENGTH); ------------------ | | 277| 2.50k|#define LZ4_STATIC_ASSERT(c) { enum { LZ4_static_assert = 1/(int)(!!(c)) }; } /* use after variable declarations */ ------------------ 2104| 2.50k| if ((op+length>oend-32) || (ip+length>iend-32)) { goto safe_literal_copy; } ------------------ | Branch (2104:21): [True: 18, False: 2.49k] | Branch (2104:44): [True: 357, False: 2.13k] ------------------ 2105| 2.13k| LZ4_wildCopy32(op, ip, op+length); 2106| 2.13k| ip += length; op += length; 2107| 70.2k| } else if (ip <= iend-(16 + 1/*max lit + offset + nextToken*/)) { ------------------ | Branch (2107:24): [True: 70.1k, False: 38] ------------------ 2108| | /* We don't need to check oend, since we check it once for each loop below */ 2109| 70.1k| DEBUGLOG(7, "copy %u bytes in a 16-bytes stripe", (unsigned)length); ------------------ | | 289| 70.1k|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2110| | /* Literals can only be <= 14, but hope compilers optimize better when copy by a register size */ 2111| 70.1k| LZ4_memcpy(op, ip, 16); ------------------ | | 349| 70.1k|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2112| 70.1k| ip += length; op += length; 2113| 70.1k| } else { 2114| 38| goto safe_literal_copy; 2115| 38| } 2116| | 2117| | /* get offset */ 2118| 72.3k| offset = LZ4_readLE16(ip); ip+=2; 2119| 72.3k| DEBUGLOG(6, "blockPos%6u: offset = %u", (unsigned)(op-(BYTE*)dst), (unsigned)offset); ------------------ | | 289| 72.3k|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2120| 72.3k| match = op - offset; 2121| 72.3k| assert(match <= op); /* overflow check */ ------------------ | | 273| 72.3k|# define assert(condition) ((void)0) ------------------ 2122| | 2123| | /* get matchlength */ 2124| 72.3k| length = token & ML_MASK; ------------------ | | 261| 72.3k|#define ML_MASK ((1U<= oend - FASTLOOP_SAFE_DISTANCE) { ------------------ | | 248| 41.0k|#define FASTLOOP_SAFE_DISTANCE 64 ------------------ | Branch (2137:21): [True: 156, False: 40.9k] ------------------ 2138| 156| goto safe_match_copy; 2139| 156| } 2140| 41.0k| } else { 2141| 31.2k| length += MINMATCH; ------------------ | | 242| 31.2k|#define MINMATCH 4 ------------------ 2142| 31.2k| if (op + length >= oend - FASTLOOP_SAFE_DISTANCE) { ------------------ | | 248| 31.2k|#define FASTLOOP_SAFE_DISTANCE 64 ------------------ | Branch (2142:21): [True: 25, False: 31.2k] ------------------ 2143| 25| DEBUGLOG(7, "moving to safe_match_copy (ml==%u)", (unsigned)length); ------------------ | | 289| 25|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2144| 25| goto safe_match_copy; 2145| 25| } 2146| | 2147| | /* Fastpath check: skip LZ4_wildCopy32 when true */ 2148| 31.2k| if ((dict == withPrefix64k) || (match >= lowPrefix)) { ------------------ | Branch (2148:21): [True: 0, False: 31.2k] | Branch (2148:48): [True: 30.2k, False: 926] ------------------ 2149| 30.2k| if (offset >= 8) { ------------------ | Branch (2149:25): [True: 18.6k, False: 11.6k] ------------------ 2150| 18.6k| assert(match >= lowPrefix); ------------------ | | 273| 18.6k|# define assert(condition) ((void)0) ------------------ 2151| 18.6k| assert(match <= op); ------------------ | | 273| 18.6k|# define assert(condition) ((void)0) ------------------ 2152| 18.6k| assert(op + 18 <= oend); ------------------ | | 273| 18.6k|# define assert(condition) ((void)0) ------------------ 2153| | 2154| 18.6k| LZ4_memcpy(op, match, 8); ------------------ | | 349| 18.6k|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2155| 18.6k| LZ4_memcpy(op+8, match+8, 8); ------------------ | | 349| 18.6k|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2156| 18.6k| LZ4_memcpy(op+16, match+16, 2); ------------------ | | 349| 18.6k|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2157| 18.6k| op += length; 2158| 18.6k| continue; 2159| 18.6k| } } } 2160| | 2161| 53.4k| if ( checkOffset && (unlikely(match + dictSize < lowPrefix)) ) { ------------------ | | 180| 53.4k|#define unlikely(expr) expect((expr) != 0, 0) | | ------------------ | | | | 171| 53.4k|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | ------------------ ------------------ | Branch (2161:18): [True: 53.4k, False: 0] | Branch (2161:33): [True: 104, False: 53.3k] ------------------ 2162| 104| DEBUGLOG(5, "Error : pos=%zi, offset=%zi => outside buffers", op-lowPrefix, op-match); ------------------ | | 289| 104|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2163| 104| goto _output_error; 2164| 104| } 2165| | /* match starting within external dictionary */ 2166| 53.3k| if ((dict==usingExtDict) && (match < lowPrefix)) { ------------------ | Branch (2166:17): [True: 21.8k, False: 31.5k] | Branch (2166:41): [True: 1.23k, False: 20.6k] ------------------ 2167| 1.23k| assert(dictEnd != NULL); ------------------ | | 273| 1.23k|# define assert(condition) ((void)0) ------------------ 2168| 1.23k| if (unlikely(op+length > oend-LASTLITERALS)) { ------------------ | | 180| 1.23k|#define unlikely(expr) expect((expr) != 0, 0) | | ------------------ | | | | 171| 1.23k|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | | | ------------------ | | | | | Branch (171:33): [True: 0, False: 1.23k] | | | | ------------------ | | ------------------ ------------------ 2169| 0| if (partialDecoding) { ------------------ | Branch (2169:25): [True: 0, False: 0] ------------------ 2170| 0| DEBUGLOG(7, "partialDecoding: dictionary match, close to dstEnd"); ------------------ | | 289| 0|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2171| 0| length = MIN(length, (size_t)(oend-op)); ------------------ | | 1845| 0|#define MIN(a,b) ( (a) < (b) ? (a) : (b) ) | | ------------------ | | | Branch (1845:23): [True: 0, False: 0] | | ------------------ ------------------ 2172| 0| } else { 2173| 0| DEBUGLOG(6, "end-of-block condition violated") ------------------ | | 289| 0|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2174| 0| goto _output_error; 2175| 0| } } 2176| | 2177| 1.23k| if (length <= (size_t)(lowPrefix-match)) { ------------------ | Branch (2177:21): [True: 1.10k, False: 132] ------------------ 2178| | /* match fits entirely within external dictionary : just copy */ 2179| 1.10k| LZ4_memmove(op, dictEnd - (lowPrefix-match), length); ------------------ | | 357| 1.10k|# define LZ4_memmove __builtin_memmove ------------------ 2180| 1.10k| op += length; 2181| 1.10k| } else { 2182| | /* match stretches into both external dictionary and current block */ 2183| 132| size_t const copySize = (size_t)(lowPrefix - match); 2184| 132| size_t const restSize = length - copySize; 2185| 132| LZ4_memcpy(op, dictEnd - copySize, copySize); ------------------ | | 349| 132|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2186| 132| op += copySize; 2187| 132| if (restSize > (size_t)(op - lowPrefix)) { /* overlap copy */ ------------------ | Branch (2187:25): [True: 95, False: 37] ------------------ 2188| 95| BYTE* const endOfMatch = op + restSize; 2189| 95| const BYTE* copyFrom = lowPrefix; 2190| 1.14M| while (op < endOfMatch) { *op++ = *copyFrom++; } ------------------ | Branch (2190:32): [True: 1.14M, False: 95] ------------------ 2191| 95| } else { 2192| 37| LZ4_memcpy(op, lowPrefix, restSize); ------------------ | | 349| 37|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2193| 37| op += restSize; 2194| 37| } } 2195| 1.23k| continue; 2196| 1.23k| } 2197| | 2198| | /* copy match within block */ 2199| 52.1k| cpy = op + length; 2200| | 2201| 52.1k| assert((op <= oend) && (oend-op >= 32)); ------------------ | | 273| 52.1k|# define assert(condition) ((void)0) ------------------ 2202| 52.1k| if (unlikely(offset<16)) { ------------------ | | 180| 52.1k|#define unlikely(expr) expect((expr) != 0, 0) | | ------------------ | | | | 171| 52.1k|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | | | ------------------ | | | | | Branch (171:33): [True: 34.4k, False: 17.6k] | | | | ------------------ | | ------------------ ------------------ 2203| 34.4k| LZ4_memcpy_using_offset(op, match, cpy, offset); 2204| 34.4k| } else { 2205| 17.6k| LZ4_wildCopy32(op, match, cpy); 2206| 17.6k| } 2207| | 2208| 52.1k| op = cpy; /* wildcopy correction */ 2209| 52.1k| } 2210| 7| safe_decode: 2211| 7|#endif 2212| | 2213| | /* Main Loop : decode remaining sequences where output < FASTLOOP_SAFE_DISTANCE */ 2214| 7| DEBUGLOG(6, "using safe decode loop"); ------------------ | | 289| 7|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2215| 884| while (1) { ------------------ | Branch (2215:16): [True: 884, Folded] ------------------ 2216| 884| assert(ip < iend); ------------------ | | 273| 884|# define assert(condition) ((void)0) ------------------ 2217| 884| token = *ip++; 2218| 884| length = token >> ML_BITS; /* literal length */ ------------------ | | 260| 884|#define ML_BITS 4 ------------------ 2219| 884| DEBUGLOG(7, "blockPos%6u: litLength token = %u", (unsigned)(op-(BYTE*)dst), (unsigned)length); ------------------ | | 289| 884|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2220| | 2221| | /* A two-stage shortcut for the most common case: 2222| | * 1) If the literal length is 0..14, and there is enough space, 2223| | * enter the shortcut and copy 16 bytes on behalf of the literals 2224| | * (in the fast mode, only 8 bytes can be safely copied this way). 2225| | * 2) Further if the match length is 4..18, copy 18 bytes in a similar 2226| | * manner; but we ensure that there's enough space in the output for 2227| | * those 18 bytes earlier, upon entering the shortcut (in other words, 2228| | * there is a combined check for both stages). 2229| | */ 2230| 884| if ( (length != RUN_MASK) ------------------ | | 263| 884|#define RUN_MASK ((1U<= 8) ------------------ | Branch (2247:22): [True: 111, False: 137] ------------------ 2248| 111| && (dict==withPrefix64k || match >= lowPrefix) ) { ------------------ | Branch (2248:23): [True: 0, False: 111] | Branch (2248:46): [True: 77, False: 34] ------------------ 2249| | /* Copy the match. */ 2250| 77| LZ4_memcpy(op + 0, match + 0, 8); ------------------ | | 349| 77|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2251| 77| LZ4_memcpy(op + 8, match + 8, 8); ------------------ | | 349| 77|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2252| 77| LZ4_memcpy(op +16, match +16, 2); ------------------ | | 349| 77|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2253| 77| op += length + MINMATCH; ------------------ | | 242| 77|#define MINMATCH 4 ------------------ 2254| | /* Both stages worked, load the next token. */ 2255| 77| continue; 2256| 77| } 2257| | 2258| | /* The second stage didn't work out, but the info is ready. 2259| | * Propel it right to the point of match copying. */ 2260| 245| goto _copy_match; 2261| 322| } 2262| | 2263| | /* decode literal length */ 2264| 562| if (length == RUN_MASK) { ------------------ | | 263| 562|#define RUN_MASK ((1U<= WILDCOPYLENGTH); ------------------ | | 277| 954|#define LZ4_STATIC_ASSERT(c) { enum { LZ4_static_assert = 1/(int)(!!(c)) }; } /* use after variable declarations */ ------------------ 2279| 954| if ((cpy>oend-MFLIMIT) || (ip+length>iend-(2+1+LASTLITERALS))) { ------------------ | | 246| 954|#define MFLIMIT 12 /* see ../doc/lz4_Block_format.md#parsing-restrictions */ ------------------ if ((cpy>oend-MFLIMIT) || (ip+length>iend-(2+1+LASTLITERALS))) { ------------------ | | 245| 777|#define LASTLITERALS 5 /* see ../doc/lz4_Block_format.md#parsing-restrictions */ ------------------ | Branch (2279:17): [True: 177, False: 777] | Branch (2279:39): [True: 246, False: 531] ------------------ 2280| | /* We've either hit the input parsing restriction or the output parsing restriction. 2281| | * In the normal scenario, decoding a full block, it must be the last sequence, 2282| | * otherwise it's an error (invalid input or dimensions). 2283| | * In partialDecoding scenario, it's necessary to ensure there is no buffer overflow. 2284| | */ 2285| 423| if (partialDecoding) { ------------------ | Branch (2285:21): [True: 0, False: 423] ------------------ 2286| | /* Since we are partial decoding we may be in this block because of the output parsing 2287| | * restriction, which is not valid since the output buffer is allowed to be undersized. 2288| | */ 2289| 0| DEBUGLOG(7, "partialDecoding: copying literals, close to input or output end") ------------------ | | 289| 0|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2290| 0| DEBUGLOG(7, "partialDecoding: literal length = %u", (unsigned)length); ------------------ | | 289| 0|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2291| 0| DEBUGLOG(7, "partialDecoding: remaining space in dstBuffer : %i", (int)(oend - op)); ------------------ | | 289| 0|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2292| 0| DEBUGLOG(7, "partialDecoding: remaining space in srcBuffer : %i", (int)(iend - ip)); ------------------ | | 289| 0|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2293| | /* Finishing in the middle of a literals segment, 2294| | * due to lack of input. 2295| | */ 2296| 0| if (ip+length > iend) { ------------------ | Branch (2296:25): [True: 0, False: 0] ------------------ 2297| 0| length = (size_t)(iend-ip); 2298| 0| cpy = op + length; 2299| 0| } 2300| | /* Finishing in the middle of a literals segment, 2301| | * due to lack of output space. 2302| | */ 2303| 0| if (cpy > oend) { ------------------ | Branch (2303:25): [True: 0, False: 0] ------------------ 2304| 0| cpy = oend; 2305| 0| assert(op<=oend); ------------------ | | 273| 0|# define assert(condition) ((void)0) ------------------ 2306| 0| length = (size_t)(oend-op); 2307| 0| } 2308| 423| } else { 2309| | /* We must be on the last sequence (or invalid) because of the parsing limitations 2310| | * so check that we exactly consume the input and don't overrun the output buffer. 2311| | */ 2312| 423| if ((ip+length != iend) || (cpy > oend)) { ------------------ | Branch (2312:25): [True: 327, False: 96] | Branch (2312:48): [True: 2, False: 94] ------------------ 2313| 329| DEBUGLOG(5, "should have been last run of literals") ------------------ | | 289| 329|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2314| 329| DEBUGLOG(5, "ip(%p) + length(%i) = %p != iend (%p)", ip, (int)length, ip+length, iend); ------------------ | | 289| 329|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2315| 329| DEBUGLOG(5, "or cpy(%p) > (oend-MFLIMIT)(%p)", cpy, oend-MFLIMIT); ------------------ | | 289| 329|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2316| 329| DEBUGLOG(5, "after writing %u bytes / %i bytes available", (unsigned)(op-(BYTE*)dst), outputSize); ------------------ | | 289| 329|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2317| 329| goto _output_error; 2318| 329| } 2319| 423| } 2320| 94| LZ4_memmove(op, ip, length); /* supports overlapping memory regions, for in-place decompression scenarios */ ------------------ | | 357| 94|# define LZ4_memmove __builtin_memmove ------------------ 2321| 94| ip += length; 2322| 94| op += length; 2323| | /* Necessarily EOF when !partialDecoding. 2324| | * When partialDecoding, it is EOF if we've either 2325| | * filled the output buffer or 2326| | * can't proceed with reading an offset for following match. 2327| | */ 2328| 94| if (!partialDecoding || (cpy == oend) || (ip >= (iend-2))) { ------------------ | Branch (2328:21): [True: 94, False: 0] | Branch (2328:41): [True: 0, False: 0] | Branch (2328:58): [True: 0, False: 0] ------------------ 2329| 94| break; 2330| 94| } 2331| 531| } else { 2332| 531| LZ4_wildCopy8(op, ip, cpy); /* can overwrite up to 8 bytes beyond cpy */ 2333| 531| ip += length; op = cpy; 2334| 531| } 2335| | 2336| | /* get offset */ 2337| 531| offset = LZ4_readLE16(ip); ip+=2; 2338| 531| match = op - offset; 2339| | 2340| | /* get matchlength */ 2341| 531| length = token & ML_MASK; ------------------ | | 261| 531|#define ML_MASK ((1U< oend-LASTLITERALS)) { ------------------ | | 180| 40|#define unlikely(expr) expect((expr) != 0, 0) | | ------------------ | | | | 171| 40|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | | | ------------------ | | | | | Branch (171:33): [True: 1, False: 39] | | | | ------------------ | | ------------------ ------------------ 2361| 1| if (partialDecoding) length = MIN(length, (size_t)(oend-op)); ------------------ | | 1845| 0|#define MIN(a,b) ( (a) < (b) ? (a) : (b) ) | | ------------------ | | | Branch (1845:23): [True: 0, False: 0] | | ------------------ ------------------ | Branch (2361:25): [True: 0, False: 1] ------------------ 2362| 1| else goto _output_error; /* doesn't respect parsing restriction */ 2363| 1| } 2364| | 2365| 39| if (length <= (size_t)(lowPrefix-match)) { ------------------ | Branch (2365:21): [True: 8, False: 31] ------------------ 2366| | /* match fits entirely within external dictionary : just copy */ 2367| 8| LZ4_memmove(op, dictEnd - (lowPrefix-match), length); ------------------ | | 357| 8|# define LZ4_memmove __builtin_memmove ------------------ 2368| 8| op += length; 2369| 31| } else { 2370| | /* match stretches into both external dictionary and current block */ 2371| 31| size_t const copySize = (size_t)(lowPrefix - match); 2372| 31| size_t const restSize = length - copySize; 2373| 31| LZ4_memcpy(op, dictEnd - copySize, copySize); ------------------ | | 349| 31|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2374| 31| op += copySize; 2375| 31| if (restSize > (size_t)(op - lowPrefix)) { /* overlap copy */ ------------------ | Branch (2375:25): [True: 26, False: 5] ------------------ 2376| 26| BYTE* const endOfMatch = op + restSize; 2377| 26| const BYTE* copyFrom = lowPrefix; 2378| 127k| while (op < endOfMatch) *op++ = *copyFrom++; ------------------ | Branch (2378:32): [True: 127k, False: 26] ------------------ 2379| 26| } else { 2380| 5| LZ4_memcpy(op, lowPrefix, restSize); ------------------ | | 349| 5|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2381| 5| op += restSize; 2382| 5| } } 2383| 39| continue; 2384| 40| } 2385| 783| assert(match >= lowPrefix); ------------------ | | 273| 783|# define assert(condition) ((void)0) ------------------ 2386| | 2387| | /* copy match within block */ 2388| 783| cpy = op + length; 2389| | 2390| | /* partialDecoding : may end anywhere within the block */ 2391| 783| assert(op<=oend); ------------------ | | 273| 783|# define assert(condition) ((void)0) ------------------ 2392| 783| if (partialDecoding && (cpy > oend-MATCH_SAFEGUARD_DISTANCE)) { ------------------ | | 247| 0|#define MATCH_SAFEGUARD_DISTANCE ((2*WILDCOPYLENGTH) - MINMATCH) /* ensure it's possible to write 2 x wildcopyLength without overflowing output buffer */ | | ------------------ | | | | 244| 0|#define WILDCOPYLENGTH 8 | | ------------------ | | #define MATCH_SAFEGUARD_DISTANCE ((2*WILDCOPYLENGTH) - MINMATCH) /* ensure it's possible to write 2 x wildcopyLength without overflowing output buffer */ | | ------------------ | | | | 242| 0|#define MINMATCH 4 | | ------------------ ------------------ | Branch (2392:17): [True: 0, False: 783] | Branch (2392:36): [True: 0, False: 0] ------------------ 2393| 0| size_t const mlen = MIN(length, (size_t)(oend-op)); ------------------ | | 1845| 0|#define MIN(a,b) ( (a) < (b) ? (a) : (b) ) | | ------------------ | | | Branch (1845:23): [True: 0, False: 0] | | ------------------ ------------------ 2394| 0| const BYTE* const matchEnd = match + mlen; 2395| 0| BYTE* const copyEnd = op + mlen; 2396| 0| if (matchEnd > op) { /* overlap copy */ ------------------ | Branch (2396:21): [True: 0, False: 0] ------------------ 2397| 0| while (op < copyEnd) { *op++ = *match++; } ------------------ | Branch (2397:28): [True: 0, False: 0] ------------------ 2398| 0| } else { 2399| 0| LZ4_memcpy(op, match, mlen); ------------------ | | 349| 0|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2400| 0| } 2401| 0| op = copyEnd; 2402| 0| if (op == oend) { break; } ------------------ | Branch (2402:21): [True: 0, False: 0] ------------------ 2403| 0| continue; 2404| 0| } 2405| | 2406| 783| if (unlikely(offset<8)) { ------------------ | | 180| 783|#define unlikely(expr) expect((expr) != 0, 0) | | ------------------ | | | | 171| 783|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | | | ------------------ | | | | | Branch (171:33): [True: 459, False: 324] | | | | ------------------ | | ------------------ ------------------ 2407| 459| LZ4_write32(op, 0); /* silence msan warning when offset==0 */ 2408| 459| op[0] = match[0]; 2409| 459| op[1] = match[1]; 2410| 459| op[2] = match[2]; 2411| 459| op[3] = match[3]; 2412| 459| match += inc32table[offset]; 2413| 459| LZ4_memcpy(op+4, match, 4); ------------------ | | 349| 459|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2414| 459| match -= dec64table[offset]; 2415| 459| } else { 2416| 324| LZ4_memcpy(op, match, 8); ------------------ | | 349| 324|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2417| 324| match += 8; 2418| 324| } 2419| 783| op += 8; 2420| | 2421| 783| if (unlikely(cpy > oend-MATCH_SAFEGUARD_DISTANCE)) { ------------------ | | 180| 783|#define unlikely(expr) expect((expr) != 0, 0) | | ------------------ | | | | 171| 783|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | | | ------------------ | | | | | Branch (171:33): [True: 166, False: 617] | | | | ------------------ | | ------------------ ------------------ 2422| 166| BYTE* const oCopyLimit = oend - (WILDCOPYLENGTH-1); ------------------ | | 244| 166|#define WILDCOPYLENGTH 8 ------------------ 2423| 166| if (cpy > oend-LASTLITERALS) { goto _output_error; } /* Error : last LASTLITERALS bytes must be literals (uncompressed) */ ------------------ | | 245| 166|#define LASTLITERALS 5 /* see ../doc/lz4_Block_format.md#parsing-restrictions */ ------------------ | Branch (2423:21): [True: 22, False: 144] ------------------ 2424| 144| if (op < oCopyLimit) { ------------------ | Branch (2424:21): [True: 135, False: 9] ------------------ 2425| 135| LZ4_wildCopy8(op, match, oCopyLimit); 2426| 135| match += oCopyLimit - op; 2427| 135| op = oCopyLimit; 2428| 135| } 2429| 337| while (op < cpy) { *op++ = *match++; } ------------------ | Branch (2429:24): [True: 193, False: 144] ------------------ 2430| 617| } else { 2431| 617| LZ4_memcpy(op, match, 8); ------------------ | | 349| 617|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 2432| 617| if (length > 16) { LZ4_wildCopy8(op+8, match+8, cpy); } ------------------ | Branch (2432:21): [True: 336, False: 281] ------------------ 2433| 617| } 2434| 761| op = cpy; /* wildcopy correction */ 2435| 761| } 2436| | 2437| | /* end of decoding */ 2438| 94| DEBUGLOG(5, "decoded %i bytes", (int) (((char*)op)-dst)); ------------------ | | 289| 94|# define DEBUGLOG(l, ...) {} /* disabled */ ------------------ 2439| 94| return (int) (((char*)op)-dst); /* Nb of output bytes decoded */ 2440| | 2441| | /* Overflow error detected */ 2442| 621| _output_error: 2443| 621| return (int) (-(((const char*)ip)-src))-1; 2444| 7| } 2445| 7|} lz4.c:read_variable_length: 1981| 44.1k|{ 1982| 44.1k| Rvl_t s, length = 0; 1983| 44.1k| assert(ip != NULL); ------------------ | | 273| 44.1k|# define assert(condition) ((void)0) ------------------ 1984| 44.1k| assert(*ip != NULL); ------------------ | | 273| 44.1k|# define assert(condition) ((void)0) ------------------ 1985| 44.1k| assert(ilimit != NULL); ------------------ | | 273| 44.1k|# define assert(condition) ((void)0) ------------------ 1986| 44.1k| if (initial_check && unlikely((*ip) >= ilimit)) { /* read limit reached */ ------------------ | | 180| 2.68k|#define unlikely(expr) expect((expr) != 0, 0) | | ------------------ | | | | 171| 2.68k|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | | | ------------------ | | | | | Branch (171:33): [True: 18, False: 2.66k] | | | | ------------------ | | ------------------ ------------------ | Branch (1986:9): [True: 2.68k, False: 41.4k] ------------------ 1987| 18| return rvl_error; 1988| 18| } 1989| 44.1k| s = **ip; 1990| 44.1k| (*ip)++; 1991| 44.1k| length += s; 1992| 44.1k| if (unlikely((*ip) > ilimit)) { /* read limit reached */ ------------------ | | 180| 44.1k|#define unlikely(expr) expect((expr) != 0, 0) | | ------------------ | | | | 171| 44.1k|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | | | ------------------ | | | | | Branch (171:33): [True: 2, False: 44.1k] | | | | ------------------ | | ------------------ ------------------ 1993| 2| return rvl_error; 1994| 2| } 1995| | /* accumulator overflow detection (32-bit mode only) */ 1996| 44.1k| if ((sizeof(length) < 8) && unlikely(length > ((Rvl_t)(-1)/2)) ) { ------------------ | | 180| 0|#define unlikely(expr) expect((expr) != 0, 0) | | ------------------ | | | | 171| 0|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | | | ------------------ | | | | | Branch (171:33): [True: 0, False: 0] | | | | ------------------ | | ------------------ ------------------ | Branch (1996:9): [Folded, False: 44.1k] ------------------ 1997| 0| return rvl_error; 1998| 0| } 1999| 44.1k| if (likely(s != 255)) return length; ------------------ | | 177| 44.1k|#define likely(expr) expect((expr) != 0, 1) | | ------------------ | | | | 171| 44.1k|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | | | ------------------ | | | | | Branch (171:33): [True: 42.3k, False: 1.84k] | | | | ------------------ | | ------------------ ------------------ 2000| 84.1k| do { 2001| 84.1k| s = **ip; 2002| 84.1k| (*ip)++; 2003| 84.1k| length += s; 2004| 84.1k| if (unlikely((*ip) > ilimit)) { /* read limit reached */ ------------------ | | 180| 84.1k|#define unlikely(expr) expect((expr) != 0, 0) | | ------------------ | | | | 171| 84.1k|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | | | ------------------ | | | | | Branch (171:33): [True: 20, False: 84.1k] | | | | ------------------ | | ------------------ ------------------ 2005| 20| return rvl_error; 2006| 20| } 2007| | /* accumulator overflow detection (32-bit mode only) */ 2008| 84.1k| if ((sizeof(length) < 8) && unlikely(length > ((Rvl_t)(-1)/2)) ) { ------------------ | | 180| 0|#define unlikely(expr) expect((expr) != 0, 0) | | ------------------ | | | | 171| 0|# define expect(expr,value) (__builtin_expect ((expr),(value)) ) | | | | ------------------ | | | | | Branch (171:33): [True: 0, False: 0] | | | | ------------------ | | ------------------ ------------------ | Branch (2008:13): [Folded, False: 84.1k] ------------------ 2009| 0| return rvl_error; 2010| 0| } 2011| 84.1k| } while (s == 255); ------------------ | Branch (2011:14): [True: 82.3k, False: 1.82k] ------------------ 2012| | 2013| 1.82k| return length; 2014| 1.84k|} lz4.c:LZ4_wildCopy32: 523| 19.8k|{ 524| 19.8k| BYTE* d = (BYTE*)dstPtr; 525| 19.8k| const BYTE* s = (const BYTE*)srcPtr; 526| 19.8k| BYTE* const e = (BYTE*)dstEnd; 527| | 528| 247k| do { LZ4_memcpy(d,s,16); LZ4_memcpy(d+16,s+16,16); d+=32; s+=32; } while (d= dstPtr + MINMATCH); ------------------ | | 273| 34.4k|# define assert(condition) ((void)0) ------------------ 540| | 541| 34.4k| switch(offset) { 542| 25.0k| case 1: ------------------ | Branch (542:5): [True: 25.0k, False: 9.38k] ------------------ 543| 25.0k| MEM_INIT(v, *srcPtr, 8); ------------------ | | 236| 25.0k|#define MEM_INIT(p,v,s) LZ4_memset((p),(v),(s)) | | ------------------ | | | | 234| 25.0k|# define LZ4_memset(p,v,s) memset((p),(v),(s)) | | ------------------ ------------------ 544| 25.0k| break; 545| 343| case 2: ------------------ | Branch (545:5): [True: 343, False: 34.1k] ------------------ 546| 343| LZ4_memcpy(v, srcPtr, 2); ------------------ | | 349| 343|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 547| 343| LZ4_memcpy(&v[2], srcPtr, 2); ------------------ | | 349| 343|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 548| |#if defined(_MSC_VER) && (_MSC_VER <= 1937) /* MSVC 2022 ver 17.7 or earlier */ 549| |# pragma warning(push) 550| |# pragma warning(disable : 6385) /* warning C6385: Reading invalid data from 'v'. */ 551| |#endif 552| 343| LZ4_memcpy(&v[4], v, 4); ------------------ | | 349| 343|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 553| |#if defined(_MSC_VER) && (_MSC_VER <= 1937) /* MSVC 2022 ver 17.7 or earlier */ 554| |# pragma warning(pop) 555| |#endif 556| 343| break; 557| 600| case 4: ------------------ | Branch (557:5): [True: 600, False: 33.8k] ------------------ 558| 600| LZ4_memcpy(v, srcPtr, 4); ------------------ | | 349| 600|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 559| 600| LZ4_memcpy(&v[4], srcPtr, 4); ------------------ | | 349| 600|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 560| 600| break; 561| 8.44k| default: ------------------ | Branch (561:5): [True: 8.44k, False: 26.0k] ------------------ 562| 8.44k| LZ4_memcpy_using_offset_base(dstPtr, srcPtr, dstEnd, offset); 563| 8.44k| return; 564| 34.4k| } 565| | 566| 26.0k| LZ4_memcpy(dstPtr, v, 8); ------------------ | | 349| 26.0k|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 567| 26.0k| dstPtr += 8; 568| 1.12M| while (dstPtr < dstEnd) { ------------------ | Branch (568:12): [True: 1.10M, False: 26.0k] ------------------ 569| 1.10M| LZ4_memcpy(dstPtr, v, 8); ------------------ | | 349| 1.10M|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 570| 1.10M| dstPtr += 8; 571| 1.10M| } 572| 26.0k|} lz4.c:LZ4_memcpy_using_offset_base: 497| 8.44k|{ 498| 8.44k| assert(srcPtr + offset == dstPtr); ------------------ | | 273| 8.44k|# define assert(condition) ((void)0) ------------------ 499| 8.44k| if (offset < 8) { ------------------ | Branch (499:9): [True: 7.88k, False: 560] ------------------ 500| 7.88k| LZ4_write32(dstPtr, 0); /* silence an msan warning when offset==0 */ 501| 7.88k| dstPtr[0] = srcPtr[0]; 502| 7.88k| dstPtr[1] = srcPtr[1]; 503| 7.88k| dstPtr[2] = srcPtr[2]; 504| 7.88k| dstPtr[3] = srcPtr[3]; 505| 7.88k| srcPtr += inc32table[offset]; 506| 7.88k| LZ4_memcpy(dstPtr+4, srcPtr, 4); ------------------ | | 349| 7.88k|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 507| 7.88k| srcPtr -= dec64table[offset]; 508| 7.88k| dstPtr += 8; 509| 7.88k| } else { 510| 560| LZ4_memcpy(dstPtr, srcPtr, 8); ------------------ | | 349| 560|# define LZ4_memcpy(dst, src, size) __builtin_memcpy(dst, src, size) ------------------ 511| 560| dstPtr += 8; 512| 560| srcPtr += 8; 513| 560| } 514| | 515| 8.44k| LZ4_wildCopy8(dstPtr, srcPtr, dstEnd); 516| 8.44k|} adler32_ssse3.c:adler32_len_16: 29| 77|static inline uint32_t adler32_len_16(uint32_t adler, const uint8_t *buf, size_t len, uint32_t sum2) { 30| 736| while (len) { ------------------ | Branch (30:12): [True: 659, False: 77] ------------------ 31| 659| --len; 32| 659| adler += *buf++; 33| 659| sum2 += adler; 34| 659| } 35| 77| adler %= BASE; ------------------ | | 11| 77|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 36| 77| sum2 %= BASE; /* only added so many BASE's */ ------------------ | | 11| 77|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 37| | /* return recombined sums */ 38| 77| return adler | (sum2 << 16); 39| 77|} adler32_sse42.c:adler32_copy_len_16: 41| 102|static inline uint32_t adler32_copy_len_16(uint32_t adler, const uint8_t *buf, uint8_t *dst, size_t len, uint32_t sum2) { 42| 1.10k| while (len--) { ------------------ | Branch (42:12): [True: 1.00k, False: 102] ------------------ 43| 1.00k| *dst = *buf++; 44| 1.00k| adler += *dst++; 45| 1.00k| sum2 += adler; 46| 1.00k| } 47| 102| adler %= BASE; ------------------ | | 11| 102|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 48| 102| sum2 %= BASE; /* only added so many BASE's */ ------------------ | | 11| 102|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 49| | /* return recombined sums */ 50| 102| return adler | (sum2 << 16); 51| 102|} adler32_avx2.c:adler32_copy_len_16: 41| 80|static inline uint32_t adler32_copy_len_16(uint32_t adler, const uint8_t *buf, uint8_t *dst, size_t len, uint32_t sum2) { 42| 681| while (len--) { ------------------ | Branch (42:12): [True: 601, False: 80] ------------------ 43| 601| *dst = *buf++; 44| 601| adler += *dst++; 45| 601| sum2 += adler; 46| 601| } 47| 80| adler %= BASE; ------------------ | | 11| 80|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 48| 80| sum2 %= BASE; /* only added so many BASE's */ ------------------ | | 11| 80|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 49| | /* return recombined sums */ 50| 80| return adler | (sum2 << 16); 51| 80|} adler32_avx2.c:adler32_len_16: 29| 70|static inline uint32_t adler32_len_16(uint32_t adler, const uint8_t *buf, size_t len, uint32_t sum2) { 30| 592| while (len) { ------------------ | Branch (30:12): [True: 522, False: 70] ------------------ 31| 522| --len; 32| 522| adler += *buf++; 33| 522| sum2 += adler; 34| 522| } 35| 70| adler %= BASE; ------------------ | | 11| 70|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 36| 70| sum2 %= BASE; /* only added so many BASE's */ ------------------ | | 11| 70|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 37| | /* return recombined sums */ 38| 70| return adler | (sum2 << 16); 39| 70|} adler32_avx2: 172| 222|Z_INTERNAL uint32_t adler32_avx2(uint32_t adler, const uint8_t *src, size_t len) { 173| | return adler32_fold_copy_impl(adler, NULL, src, len, 0); 174| 222|} adler32_fold_copy_avx2: 176| 266|Z_INTERNAL uint32_t adler32_fold_copy_avx2(uint32_t adler, uint8_t *dst, const uint8_t *src, size_t len) { 177| 266| return adler32_fold_copy_impl(adler, dst, src, len, 1); 178| 266|} adler32_avx2.c:adler32_fold_copy_impl: 21| 488|static inline uint32_t adler32_fold_copy_impl(uint32_t adler, uint8_t *dst, const uint8_t *src, size_t len, const int COPY) { 22| 488| if (src == NULL) return 1L; ------------------ | Branch (22:9): [True: 0, False: 488] ------------------ 23| 488| if (len == 0) return adler; ------------------ | Branch (23:9): [True: 0, False: 488] ------------------ 24| | 25| 488| uint32_t adler0, adler1; 26| 488| adler1 = (adler >> 16) & 0xffff; 27| 488| adler0 = adler & 0xffff; 28| | 29| 814|rem_peel: 30| 814| if (len < 16) { ------------------ | Branch (30:9): [True: 150, False: 664] ------------------ 31| 150| if (COPY) { ------------------ | Branch (31:13): [True: 80, False: 70] ------------------ 32| 80| return adler32_copy_len_16(adler0, src, dst, len, adler1); 33| 80| } else { 34| 70| return adler32_len_16(adler0, src, len, adler1); 35| 70| } 36| 664| } else if (len < 32) { ------------------ | Branch (36:16): [True: 188, False: 476] ------------------ 37| 188| if (COPY) { ------------------ | Branch (37:13): [True: 111, False: 77] ------------------ 38| 111| return adler32_fold_copy_sse42(adler, dst, src, len); 39| 111| } else { 40| 77| return adler32_ssse3(adler, src, len); 41| 77| } 42| 188| } 43| | 44| 476| __m256i vs1, vs2, vs2_0; 45| | 46| 476| const __m256i dot2v = _mm256_setr_epi8(64, 63, 62, 61, 60, 59, 58, 57, 56, 55, 54, 53, 52, 51, 50, 49, 48, 47, 47| 476| 46, 45, 44, 43, 42, 41, 40, 39, 38, 37, 36, 35, 34, 33); 48| 476| const __m256i dot2v_0 = _mm256_setr_epi8(32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 49| 476| 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1); 50| 476| const __m256i dot3v = _mm256_set1_epi16(1); 51| 476| const __m256i zero = _mm256_setzero_si256(); 52| | 53| 10.0k| while (len >= 32) { ------------------ | Branch (53:12): [True: 9.58k, False: 476] ------------------ 54| 9.58k| vs1 = _mm256_zextsi128_si256(_mm_cvtsi32_si128(adler0)); 55| 9.58k| vs2 = _mm256_zextsi128_si256(_mm_cvtsi32_si128(adler1)); 56| 9.58k| __m256i vs1_0 = vs1; 57| 9.58k| __m256i vs3 = _mm256_setzero_si256(); 58| 9.58k| vs2_0 = vs3; 59| | 60| 9.58k| size_t k = MIN(len, NMAX); ------------------ | | 124| 9.58k|#define MIN(a, b) ((a) > (b) ? (b) : (a)) | | ------------------ | | | Branch (124:20): [True: 9.10k, False: 476] | | ------------------ ------------------ 61| 9.58k| k -= k % 32; 62| 9.58k| len -= k; 63| | 64| 811k| while (k >= 64) { ------------------ | Branch (64:16): [True: 801k, False: 9.58k] ------------------ 65| 801k| __m256i vbuf = _mm256_loadu_si256((__m256i*)src); 66| 801k| __m256i vbuf_0 = _mm256_loadu_si256((__m256i*)(src + 32)); 67| 801k| src += 64; 68| 801k| k -= 64; 69| | 70| 801k| __m256i vs1_sad = _mm256_sad_epu8(vbuf, zero); 71| 801k| __m256i vs1_sad2 = _mm256_sad_epu8(vbuf_0, zero); 72| | 73| 801k| if (COPY) { ------------------ | Branch (73:17): [True: 63.9k, False: 737k] ------------------ 74| 63.9k| _mm256_storeu_si256((__m256i*)dst, vbuf); 75| 63.9k| _mm256_storeu_si256((__m256i*)(dst + 32), vbuf_0); 76| 63.9k| dst += 64; 77| 63.9k| } 78| | 79| 801k| vs1 = _mm256_add_epi32(vs1, vs1_sad); 80| 801k| vs3 = _mm256_add_epi32(vs3, vs1_0); 81| 801k| __m256i v_short_sum2 = _mm256_maddubs_epi16(vbuf, dot2v); // sum 32 uint8s to 16 shorts 82| 801k| __m256i v_short_sum2_0 = _mm256_maddubs_epi16(vbuf_0, dot2v_0); // sum 32 uint8s to 16 shorts 83| 801k| __m256i vsum2 = _mm256_madd_epi16(v_short_sum2, dot3v); // sum 16 shorts to 8 uint32s 84| 801k| __m256i vsum2_0 = _mm256_madd_epi16(v_short_sum2_0, dot3v); // sum 16 shorts to 8 uint32s 85| 801k| vs1 = _mm256_add_epi32(vs1_sad2, vs1); 86| 801k| vs2 = _mm256_add_epi32(vsum2, vs2); 87| 801k| vs2_0 = _mm256_add_epi32(vsum2_0, vs2_0); 88| 801k| vs1_0 = vs1; 89| 801k| } 90| | 91| 9.58k| vs2 = _mm256_add_epi32(vs2_0, vs2); 92| 9.58k| vs3 = _mm256_slli_epi32(vs3, 6); 93| 9.58k| vs2 = _mm256_add_epi32(vs3, vs2); 94| 9.58k| vs3 = _mm256_setzero_si256(); 95| | 96| 18.9k| while (k >= 32) { ------------------ | Branch (96:16): [True: 9.33k, False: 9.58k] ------------------ 97| | /* 98| | vs1 = adler + sum(c[i]) 99| | vs2 = sum2 + 32 vs1 + sum( (32-i+1) c[i] ) 100| | */ 101| 9.33k| __m256i vbuf = _mm256_loadu_si256((__m256i*)src); 102| 9.33k| src += 32; 103| 9.33k| k -= 32; 104| | 105| 9.33k| __m256i vs1_sad = _mm256_sad_epu8(vbuf, zero); // Sum of abs diff, resulting in 2 x int32's 106| | 107| 9.33k| if (COPY) { ------------------ | Branch (107:17): [True: 739, False: 8.59k] ------------------ 108| 739| _mm256_storeu_si256((__m256i*)dst, vbuf); 109| 739| dst += 32; 110| 739| } 111| | 112| 9.33k| vs1 = _mm256_add_epi32(vs1, vs1_sad); 113| 9.33k| vs3 = _mm256_add_epi32(vs3, vs1_0); 114| 9.33k| __m256i v_short_sum2 = _mm256_maddubs_epi16(vbuf, dot2v_0); // sum 32 uint8s to 16 shorts 115| 9.33k| __m256i vsum2 = _mm256_madd_epi16(v_short_sum2, dot3v); // sum 16 shorts to 8 uint32s 116| 9.33k| vs2 = _mm256_add_epi32(vsum2, vs2); 117| 9.33k| vs1_0 = vs1; 118| 9.33k| } 119| | 120| | /* Defer the multiplication with 32 to outside of the loop */ 121| 9.58k| vs3 = _mm256_slli_epi32(vs3, 5); 122| 9.58k| vs2 = _mm256_add_epi32(vs2, vs3); 123| | 124| | /* The compiler is generating the following sequence for this integer modulus 125| | * when done the scalar way, in GPRs: 126| | 127| | adler = (s1_unpack[0] % BASE) + (s1_unpack[1] % BASE) + (s1_unpack[2] % BASE) + (s1_unpack[3] % BASE) + 128| | (s1_unpack[4] % BASE) + (s1_unpack[5] % BASE) + (s1_unpack[6] % BASE) + (s1_unpack[7] % BASE); 129| | 130| | mov $0x80078071,%edi // move magic constant into 32 bit register %edi 131| | ... 132| | vmovd %xmm1,%esi // move vector lane 0 to 32 bit register %esi 133| | mov %rsi,%rax // zero-extend this value to 64 bit precision in %rax 134| | imul %rdi,%rsi // do a signed multiplication with magic constant and vector element 135| | shr $0x2f,%rsi // shift right by 47 136| | imul $0xfff1,%esi,%esi // do a signed multiplication with value truncated to 32 bits with 0xfff1 137| | sub %esi,%eax // subtract lower 32 bits of original vector value from modified one above 138| | ... 139| | // repeats for each element with vpextract instructions 140| | 141| | This is tricky with AVX2 for a number of reasons: 142| | 1.) There's no 64 bit multiplication instruction, but there is a sequence to get there 143| | 2.) There's ways to extend vectors to 64 bit precision, but no simple way to truncate 144| | back down to 32 bit precision later (there is in AVX512) 145| | 3.) Full width integer multiplications aren't cheap 146| | 147| | We can, however, do a relatively cheap sequence for horizontal sums. 148| | Then, we simply do the integer modulus on the resulting 64 bit GPR, on a scalar value. It was 149| | previously thought that casting to 64 bit precision was needed prior to the horizontal sum, but 150| | that is simply not the case, as NMAX is defined as the maximum number of scalar sums that can be 151| | performed on the maximum possible inputs before overflow 152| | */ 153| | 154| | 155| | /* In AVX2-land, this trip through GPRs will probably be unavoidable, as there's no cheap and easy 156| | * conversion from 64 bit integer to 32 bit (needed for the inexpensive modulus with a constant). 157| | * This casting to 32 bit is cheap through GPRs (just register aliasing). See above for exactly 158| | * what the compiler is doing to avoid integer divisions. */ 159| 9.58k| adler0 = partial_hsum256(vs1) % BASE; ------------------ | | 11| 9.58k|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 160| 9.58k| adler1 = hsum256(vs2) % BASE; ------------------ | | 11| 9.58k|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 161| 9.58k| } 162| | 163| 476| adler = adler0 | (adler1 << 16); 164| | 165| 476| if (len) { ------------------ | Branch (165:9): [True: 326, False: 150] ------------------ 166| 326| goto rem_peel; 167| 326| } 168| | 169| 150| return adler; 170| 476|} adler32_avx2.c:partial_hsum256: 20| 9.58k|static inline uint32_t partial_hsum256(__m256i x) { 21| | /* We need a permutation vector to extract every other integer. The 22| | * rest are going to be zeros */ 23| 9.58k| const __m256i perm_vec = _mm256_setr_epi32(0, 2, 4, 6, 1, 1, 1, 1); 24| 9.58k| __m256i non_zero = _mm256_permutevar8x32_epi32(x, perm_vec); 25| 9.58k| __m128i non_zero_sse = _mm256_castsi256_si128(non_zero); 26| 9.58k| __m128i sum2 = _mm_add_epi32(non_zero_sse,_mm_unpackhi_epi64(non_zero_sse, non_zero_sse)); 27| | __m128i sum3 = _mm_add_epi32(sum2, _mm_shuffle_epi32(sum2, 1)); 28| 9.58k| return (uint32_t)_mm_cvtsi128_si32(sum3); 29| 9.58k|} adler32_avx2.c:hsum256: 12| 9.58k|static inline uint32_t hsum256(__m256i x) { 13| 9.58k| __m128i sum1 = _mm_add_epi32(_mm256_extracti128_si256(x, 1), 14| 9.58k| _mm256_castsi256_si128(x)); 15| 9.58k| __m128i sum2 = _mm_add_epi32(sum1, _mm_unpackhi_epi64(sum1, sum1)); 16| | __m128i sum3 = _mm_add_epi32(sum2, _mm_shuffle_epi32(sum2, 1)); 17| 9.58k| return (uint32_t)_mm_cvtsi128_si32(sum3); 18| 9.58k|} adler32_fold_copy_sse42: 16| 111|Z_INTERNAL uint32_t adler32_fold_copy_sse42(uint32_t adler, uint8_t *dst, const uint8_t *src, size_t len) { 17| 111| uint32_t adler0, adler1; 18| 111| adler1 = (adler >> 16) & 0xffff; 19| 111| adler0 = adler & 0xffff; 20| | 21| 213|rem_peel: 22| 213| if (len < 16) { ------------------ | Branch (22:9): [True: 102, False: 111] ------------------ 23| 102| return adler32_copy_len_16(adler0, src, dst, len, adler1); 24| 102| } 25| | 26| 111| __m128i vbuf, vbuf_0; 27| 111| __m128i vs1_0, vs3, vs1, vs2, vs2_0, v_sad_sum1, v_short_sum2, v_short_sum2_0, 28| 111| v_sad_sum2, vsum2, vsum2_0; 29| 111| __m128i zero = _mm_setzero_si128(); 30| 111| const __m128i dot2v = _mm_setr_epi8(32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17); 31| 111| const __m128i dot2v_0 = _mm_setr_epi8(16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1); 32| 111| const __m128i dot3v = _mm_set1_epi16(1); 33| 111| size_t k; 34| | 35| 222| while (len >= 16) { ------------------ | Branch (35:12): [True: 111, False: 111] ------------------ 36| | 37| 111| k = MIN(len, NMAX); ------------------ | | 124| 111|#define MIN(a, b) ((a) > (b) ? (b) : (a)) | | ------------------ | | | Branch (124:20): [True: 0, False: 111] | | ------------------ ------------------ 38| 111| k -= k % 16; 39| 111| len -= k; 40| | 41| 111| vs1 = _mm_cvtsi32_si128(adler0); 42| 111| vs2 = _mm_cvtsi32_si128(adler1); 43| | 44| 111| vs3 = _mm_setzero_si128(); 45| 111| vs2_0 = _mm_setzero_si128(); 46| 111| vs1_0 = vs1; 47| | 48| 111| while (k >= 32) { ------------------ | Branch (48:16): [True: 0, False: 111] ------------------ 49| | /* 50| | vs1 = adler + sum(c[i]) 51| | vs2 = sum2 + 16 vs1 + sum( (16-i+1) c[i] ) 52| | */ 53| 0| vbuf = _mm_loadu_si128((__m128i*)src); 54| 0| vbuf_0 = _mm_loadu_si128((__m128i*)(src + 16)); 55| 0| src += 32; 56| 0| k -= 32; 57| | 58| 0| v_sad_sum1 = _mm_sad_epu8(vbuf, zero); 59| 0| v_sad_sum2 = _mm_sad_epu8(vbuf_0, zero); 60| 0| _mm_storeu_si128((__m128i*)dst, vbuf); 61| 0| _mm_storeu_si128((__m128i*)(dst + 16), vbuf_0); 62| 0| dst += 32; 63| | 64| 0| v_short_sum2 = _mm_maddubs_epi16(vbuf, dot2v); 65| 0| v_short_sum2_0 = _mm_maddubs_epi16(vbuf_0, dot2v_0); 66| | 67| 0| vs1 = _mm_add_epi32(v_sad_sum1, vs1); 68| 0| vs3 = _mm_add_epi32(vs1_0, vs3); 69| | 70| 0| vsum2 = _mm_madd_epi16(v_short_sum2, dot3v); 71| 0| vsum2_0 = _mm_madd_epi16(v_short_sum2_0, dot3v); 72| 0| vs1 = _mm_add_epi32(v_sad_sum2, vs1); 73| 0| vs2 = _mm_add_epi32(vsum2, vs2); 74| 0| vs2_0 = _mm_add_epi32(vsum2_0, vs2_0); 75| 0| vs1_0 = vs1; 76| 0| } 77| | 78| 111| vs2 = _mm_add_epi32(vs2_0, vs2); 79| 111| vs3 = _mm_slli_epi32(vs3, 5); 80| 111| vs2 = _mm_add_epi32(vs3, vs2); 81| 111| vs3 = _mm_setzero_si128(); 82| | 83| 222| while (k >= 16) { ------------------ | Branch (83:16): [True: 111, False: 111] ------------------ 84| | /* 85| | vs1 = adler + sum(c[i]) 86| | vs2 = sum2 + 16 vs1 + sum( (16-i+1) c[i] ) 87| | */ 88| 111| vbuf = _mm_loadu_si128((__m128i*)src); 89| 111| src += 16; 90| 111| k -= 16; 91| | 92| 111| v_sad_sum1 = _mm_sad_epu8(vbuf, zero); 93| 111| v_short_sum2 = _mm_maddubs_epi16(vbuf, dot2v_0); 94| | 95| 111| vs1 = _mm_add_epi32(v_sad_sum1, vs1); 96| 111| vs3 = _mm_add_epi32(vs1_0, vs3); 97| 111| vsum2 = _mm_madd_epi16(v_short_sum2, dot3v); 98| 111| vs2 = _mm_add_epi32(vsum2, vs2); 99| 111| vs1_0 = vs1; 100| | 101| 111| _mm_storeu_si128((__m128i*)dst, vbuf); 102| 111| dst += 16; 103| 111| } 104| | 105| 111| vs3 = _mm_slli_epi32(vs3, 4); 106| 111| vs2 = _mm_add_epi32(vs2, vs3); 107| | 108| 111| adler0 = partial_hsum(vs1) % BASE; ------------------ | | 11| 111|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 109| 111| adler1 = hsum(vs2) % BASE; ------------------ | | 11| 111|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 110| 111| } 111| | 112| | /* If this is true, there's fewer than 16 elements remaining */ 113| 111| if (len) { ------------------ | Branch (113:9): [True: 102, False: 9] ------------------ 114| 102| goto rem_peel; 115| 102| } 116| | 117| 9| return adler0 | (adler1 << 16); 118| 111|} adler32_ssse3: 17| 77|Z_INTERNAL uint32_t adler32_ssse3(uint32_t adler, const uint8_t *buf, size_t len) { 18| 77| uint32_t sum2; 19| | 20| | /* split Adler-32 into component sums */ 21| 77| sum2 = (adler >> 16) & 0xffff; 22| 77| adler &= 0xffff; 23| | 24| | /* in case user likes doing a byte at a time, keep it fast */ 25| 77| if (UNLIKELY(len == 1)) ------------------ | | 214| 77|# define UNLIKELY(x) __builtin_expect(!!(x), 0) | | ------------------ | | | Branch (214:33): [True: 0, False: 77] | | ------------------ ------------------ 26| 0| return adler32_len_1(adler, buf, sum2); 27| | 28| | /* initial Adler-32 value (deferred check for len == 1 speed) */ 29| 77| if (UNLIKELY(buf == NULL)) ------------------ | | 214| 77|# define UNLIKELY(x) __builtin_expect(!!(x), 0) | | ------------------ | | | Branch (214:33): [True: 0, False: 77] | | ------------------ ------------------ 30| 0| return 1L; 31| | 32| | /* in case short lengths are provided, keep it somewhat fast */ 33| 77| if (UNLIKELY(len < 16)) ------------------ | | 214| 77|# define UNLIKELY(x) __builtin_expect(!!(x), 0) | | ------------------ | | | Branch (214:33): [True: 0, False: 77] | | ------------------ ------------------ 34| 0| return adler32_len_16(adler, buf, len, sum2); 35| | 36| 77| const __m128i dot2v = _mm_setr_epi8(32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17); 37| 77| const __m128i dot2v_0 = _mm_setr_epi8(16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1); 38| 77| const __m128i dot3v = _mm_set1_epi16(1); 39| 77| const __m128i zero = _mm_setzero_si128(); 40| | 41| 77| __m128i vbuf, vs1_0, vs3, vs1, vs2, vs2_0, v_sad_sum1, v_short_sum2, v_short_sum2_0, 42| 77| vbuf_0, v_sad_sum2, vsum2, vsum2_0; 43| | 44| | /* If our buffer is unaligned (likely), make the determination whether 45| | * or not there's enough of a buffer to consume to make the scalar, aligning 46| | * additions worthwhile or if it's worth it to just eat the cost of an unaligned 47| | * load. This is a pretty simple test, just test if 16 - the remainder + len is 48| | * < 16 */ 49| 77| size_t max_iters = NMAX; ------------------ | | 12| 77|#define NMAX 5552 ------------------ 50| 77| size_t rem = (uintptr_t)buf & 15; 51| 77| size_t align_offset = 16 - rem; 52| 77| size_t k = 0; 53| 77| if (rem) { ------------------ | Branch (53:9): [True: 8, False: 69] ------------------ 54| 8| if (len < 16 + align_offset) { ------------------ | Branch (54:13): [True: 1, False: 7] ------------------ 55| | /* Let's eat the cost of this one unaligned load so that 56| | * we don't completely skip over the vectorization. Doing 57| | * 16 bytes at a time unaligned is better than 16 + <= 15 58| | * sums */ 59| 1| vbuf = _mm_loadu_si128((__m128i*)buf); 60| 1| len -= 16; 61| 1| buf += 16; 62| 1| vs1 = _mm_cvtsi32_si128(adler); 63| 1| vs2 = _mm_cvtsi32_si128(sum2); 64| 1| vs3 = _mm_setzero_si128(); 65| 1| vs1_0 = vs1; 66| 1| goto unaligned_jmp; 67| 1| } 68| | 69| 50| for (size_t i = 0; i < align_offset; ++i) { ------------------ | Branch (69:28): [True: 43, False: 7] ------------------ 70| 43| adler += *(buf++); 71| 43| sum2 += adler; 72| 43| } 73| | 74| | /* lop off the max number of sums based on the scalar sums done 75| | * above */ 76| 7| len -= align_offset; 77| 7| max_iters -= align_offset; 78| 7| } 79| | 80| | 81| 153| while (len >= 16) { ------------------ | Branch (81:12): [True: 76, False: 77] ------------------ 82| 76| vs1 = _mm_cvtsi32_si128(adler); 83| 76| vs2 = _mm_cvtsi32_si128(sum2); 84| 76| vs3 = _mm_setzero_si128(); 85| 76| vs2_0 = _mm_setzero_si128(); 86| 76| vs1_0 = vs1; 87| | 88| 76| k = (len < max_iters ? len : max_iters); ------------------ | Branch (88:14): [True: 76, False: 0] ------------------ 89| 76| k -= k % 16; 90| 76| len -= k; 91| | 92| 76| while (k >= 32) { ------------------ | Branch (92:16): [True: 0, False: 76] ------------------ 93| | /* 94| | vs1 = adler + sum(c[i]) 95| | vs2 = sum2 + 16 vs1 + sum( (16-i+1) c[i] ) 96| | */ 97| 0| vbuf = _mm_load_si128((__m128i*)buf); 98| 0| vbuf_0 = _mm_load_si128((__m128i*)(buf + 16)); 99| 0| buf += 32; 100| 0| k -= 32; 101| | 102| 0| v_sad_sum1 = _mm_sad_epu8(vbuf, zero); 103| 0| v_sad_sum2 = _mm_sad_epu8(vbuf_0, zero); 104| 0| vs1 = _mm_add_epi32(v_sad_sum1, vs1); 105| 0| vs3 = _mm_add_epi32(vs1_0, vs3); 106| | 107| 0| vs1 = _mm_add_epi32(v_sad_sum2, vs1); 108| 0| v_short_sum2 = _mm_maddubs_epi16(vbuf, dot2v); 109| 0| vsum2 = _mm_madd_epi16(v_short_sum2, dot3v); 110| 0| v_short_sum2_0 = _mm_maddubs_epi16(vbuf_0, dot2v_0); 111| 0| vs2 = _mm_add_epi32(vsum2, vs2); 112| 0| vsum2_0 = _mm_madd_epi16(v_short_sum2_0, dot3v); 113| 0| vs2_0 = _mm_add_epi32(vsum2_0, vs2_0); 114| 0| vs1_0 = vs1; 115| 0| } 116| | 117| 76| vs2 = _mm_add_epi32(vs2_0, vs2); 118| 76| vs3 = _mm_slli_epi32(vs3, 5); 119| 76| vs2 = _mm_add_epi32(vs3, vs2); 120| 76| vs3 = _mm_setzero_si128(); 121| | 122| 153| while (k >= 16) { ------------------ | Branch (122:16): [True: 76, False: 77] ------------------ 123| | /* 124| | vs1 = adler + sum(c[i]) 125| | vs2 = sum2 + 16 vs1 + sum( (16-i+1) c[i] ) 126| | */ 127| 76| vbuf = _mm_load_si128((__m128i*)buf); 128| 76| buf += 16; 129| 76| k -= 16; 130| | 131| 77|unaligned_jmp: 132| 77| v_sad_sum1 = _mm_sad_epu8(vbuf, zero); 133| 77| vs1 = _mm_add_epi32(v_sad_sum1, vs1); 134| 77| vs3 = _mm_add_epi32(vs1_0, vs3); 135| 77| v_short_sum2 = _mm_maddubs_epi16(vbuf, dot2v_0); 136| 77| vsum2 = _mm_madd_epi16(v_short_sum2, dot3v); 137| 77| vs2 = _mm_add_epi32(vsum2, vs2); 138| 77| vs1_0 = vs1; 139| 77| } 140| | 141| 77| vs3 = _mm_slli_epi32(vs3, 4); 142| 77| vs2 = _mm_add_epi32(vs2, vs3); 143| | 144| | /* We don't actually need to do a full horizontal sum, since psadbw is actually doing 145| | * a partial reduction sum implicitly and only summing to integers in vector positions 146| | * 0 and 2. This saves us some contention on the shuffle port(s) */ 147| 77| adler = partial_hsum(vs1) % BASE; ------------------ | | 11| 77|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 148| 77| sum2 = hsum(vs2) % BASE; ------------------ | | 11| 77|#define BASE 65521U /* largest prime smaller than 65536 */ ------------------ 149| 77| max_iters = NMAX; ------------------ | | 12| 77|#define NMAX 5552 ------------------ 150| 77| } 151| | 152| | /* Process tail (len < 16). */ 153| 77| return adler32_len_16(adler, buf, len, sum2); 154| 76|} adler32_ssse3.c:partial_hsum: 14| 77|static inline uint32_t partial_hsum(__m128i x) { 15| | __m128i second_int = _mm_srli_si128(x, 8); 16| 77| __m128i sum = _mm_add_epi32(x, second_int); 17| 77| return _mm_cvtsi128_si32(sum); 18| 77|} adler32_ssse3.c:hsum: 20| 77|static inline uint32_t hsum(__m128i x) { 21| 77| __m128i sum1 = _mm_unpackhi_epi64(x, x); 22| 77| __m128i sum2 = _mm_add_epi32(x, sum1); 23| | __m128i sum3 = _mm_shuffle_epi32(sum2, 0x01); 24| 77| __m128i sum4 = _mm_add_epi32(sum2, sum3); 25| 77| return _mm_cvtsi128_si32(sum4); 26| 77|} adler32_sse42.c:partial_hsum: 14| 111|static inline uint32_t partial_hsum(__m128i x) { 15| | __m128i second_int = _mm_srli_si128(x, 8); 16| 111| __m128i sum = _mm_add_epi32(x, second_int); 17| 111| return _mm_cvtsi128_si32(sum); 18| 111|} adler32_sse42.c:hsum: 20| 111|static inline uint32_t hsum(__m128i x) { 21| 111| __m128i sum1 = _mm_unpackhi_epi64(x, x); 22| 111| __m128i sum2 = _mm_add_epi32(x, sum1); 23| | __m128i sum3 = _mm_shuffle_epi32(sum2, 0x01); 24| 111| __m128i sum4 = _mm_add_epi32(sum2, sum3); 25| 111| return _mm_cvtsi128_si32(sum4); 26| 111|} chunkset_avx2.c:loadhalfchunk: 91| 30|static inline void loadhalfchunk(uint8_t const *s, halfchunk_t *chunk) { 92| 30| *chunk = _mm_loadu_si128((__m128i *)s); 93| 30|} chunkset_avx2.c:GET_HALFCHUNK_MAG: 105| 1.03k|static inline halfchunk_t GET_HALFCHUNK_MAG(uint8_t *buf, uint32_t *chunk_rem, uint32_t dist) { 106| 1.03k| lut_rem_pair lut_rem = perm_idx_lut[dist - 3]; 107| 1.03k| __m128i perm_vec, ret_vec; 108| 1.03k| __msan_unpoison(buf + dist, 16 - dist); ------------------ | | 338| 1.03k|# define __msan_unpoison(a, size) do { Z_UNUSED(a); Z_UNUSED(size); } while (0) | | ------------------ | | | | 128| 1.03k|#define Z_UNUSED(var) (void)(var) | | ------------------ | | # define __msan_unpoison(a, size) do { Z_UNUSED(a); Z_UNUSED(size); } while (0) | | ------------------ | | | | 128| 1.03k|#define Z_UNUSED(var) (void)(var) | | ------------------ | | | Branch (338:79): [Folded, False: 1.03k] | | ------------------ ------------------ 109| 1.03k| ret_vec = _mm_loadu_si128((__m128i*)buf); 110| 1.03k| *chunk_rem = half_rem_vals[dist - 3]; 111| | 112| 1.03k| perm_vec = _mm_load_si128((__m128i*)(permute_table + lut_rem.idx)); 113| 1.03k| ret_vec = _mm_shuffle_epi8(ret_vec, perm_vec); 114| | 115| 1.03k| return ret_vec; 116| 1.03k|} chunkset_avx2.c:storehalfchunk: 95| 230|static inline void storehalfchunk(uint8_t *out, halfchunk_t *chunk) { 96| 230| _mm_storeu_si128((__m128i *)out, *chunk); 97| 230|} chunkset_avx2.c:halfchunk2whole: 99| 1.03k|static inline chunk_t halfchunk2whole(halfchunk_t *chunk) { 100| | /* We zero extend mostly to appease some memory sanitizers. These bytes are ultimately 101| | * unlikely to be actually written or read from */ 102| 1.03k| return _mm256_zextsi128_si256(*chunk); 103| 1.03k|} chunkset_avx2.c:chunkmemset_2: 22| 1.82k|static inline void chunkmemset_2(uint8_t *from, chunk_t *chunk) { 23| 1.82k| *chunk = _mm256_set1_epi16(zng_memread_2(from)); 24| 1.82k|} chunkset_avx2.c:chunkmemset_4: 26| 1.52k|static inline void chunkmemset_4(uint8_t *from, chunk_t *chunk) { 27| 1.52k| *chunk = _mm256_set1_epi32(zng_memread_4(from)); 28| 1.52k|} chunkset_avx2.c:chunkmemset_8: 30| 345|static inline void chunkmemset_8(uint8_t *from, chunk_t *chunk) { 31| 345| *chunk = _mm256_set1_epi64x(zng_memread_8(from)); 32| 345|} chunkset_avx2.c:chunkmemset_16: 34| 711|static inline void chunkmemset_16(uint8_t *from, chunk_t *chunk) { 35| | /* See explanation in chunkset_avx512.c */ 36| |#if defined(_MSC_VER) && _MSC_VER <= 1900 37| | halfchunk_t half = _mm_loadu_si128((__m128i*)from); 38| | *chunk = _mm256_inserti128_si256(_mm256_castsi128_si256(half), half, 1); 39| |#else 40| 711| *chunk = _mm256_broadcastsi128_si256(_mm_loadu_si128((__m128i*)from)); 41| 711|#endif 42| 711|} chunkset_avx2.c:GET_CHUNK_MAG: 52| 12.6k|static inline chunk_t GET_CHUNK_MAG(uint8_t *buf, uint32_t *chunk_rem, uint32_t dist) { 53| 12.6k| lut_rem_pair lut_rem = perm_idx_lut[dist - 3]; 54| 12.6k| __m256i ret_vec; 55| | /* While technically we only need to read 4 or 8 bytes into this vector register for a lot of cases, GCC is 56| | * compiling this to a shared load for all branches, preferring the simpler code. Given that the buf value isn't in 57| | * GPRs to begin with the 256 bit load is _probably_ just as inexpensive */ 58| 12.6k| *chunk_rem = lut_rem.remval; 59| | 60| | /* See note in chunkset_ssse3.c for why this is ok */ 61| 12.6k| __msan_unpoison(buf + dist, 32 - dist); ------------------ | | 338| 12.6k|# define __msan_unpoison(a, size) do { Z_UNUSED(a); Z_UNUSED(size); } while (0) | | ------------------ | | | | 128| 12.6k|#define Z_UNUSED(var) (void)(var) | | ------------------ | | # define __msan_unpoison(a, size) do { Z_UNUSED(a); Z_UNUSED(size); } while (0) | | ------------------ | | | | 128| 12.6k|#define Z_UNUSED(var) (void)(var) | | ------------------ | | | Branch (338:79): [Folded, False: 12.6k] | | ------------------ ------------------ 62| | 63| 12.6k| if (dist < 16) { ------------------ | Branch (63:9): [True: 7.93k, False: 4.74k] ------------------ 64| | /* This simpler case still requires us to shuffle in 128 bit lanes, so we must apply a static offset after 65| | * broadcasting the first vector register to both halves. This is _marginally_ faster than doing two separate 66| | * shuffles and combining the halves later */ 67| 7.93k| const __m256i permute_xform = 68| 7.93k| _mm256_setr_epi8(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 69| 7.93k| 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16); 70| 7.93k| __m256i perm_vec = _mm256_load_si256((__m256i*)(permute_table+lut_rem.idx)); 71| 7.93k| __m128i ret_vec0 = _mm_loadu_si128((__m128i*)buf); 72| 7.93k| perm_vec = _mm256_add_epi8(perm_vec, permute_xform); 73| 7.93k| ret_vec = _mm256_inserti128_si256(_mm256_castsi128_si256(ret_vec0), ret_vec0, 1); 74| 7.93k| ret_vec = _mm256_shuffle_epi8(ret_vec, perm_vec); 75| 7.93k| } else { 76| 4.74k| __m128i ret_vec0 = _mm_loadu_si128((__m128i*)buf); 77| 4.74k| __m128i ret_vec1 = _mm_loadu_si128((__m128i*)(buf + 16)); 78| | /* Take advantage of the fact that only the latter half of the 256 bit vector will actually differ */ 79| 4.74k| __m128i perm_vec1 = _mm_load_si128((__m128i*)(permute_table + lut_rem.idx)); 80| 4.74k| __m128i xlane_permutes = _mm_cmpgt_epi8(_mm_set1_epi8(16), perm_vec1); 81| 4.74k| __m128i xlane_res = _mm_shuffle_epi8(ret_vec0, perm_vec1); 82| | /* Since we can't wrap twice, we can simply keep the later half exactly how it is instead of having to _also_ 83| | * shuffle those values */ 84| 4.74k| __m128i latter_half = _mm_blendv_epi8(ret_vec1, xlane_res, xlane_permutes); 85| 4.74k| ret_vec = _mm256_inserti128_si256(_mm256_castsi128_si256(ret_vec0), latter_half, 1); 86| 4.74k| } 87| | 88| 12.6k| return ret_vec; 89| 12.6k|} chunkset_avx2.c:storechunk: 48| 391k|static inline void storechunk(uint8_t *out, chunk_t *chunk) { 49| 391k| _mm256_storeu_si256((__m256i *)out, *chunk); 50| 391k|} chunkset_avx2.c:loadchunk: 44| 332k|static inline void loadchunk(uint8_t const *s, chunk_t *chunk) { 45| 332k| *chunk = _mm256_loadu_si256((__m256i *)s); 46| 332k|} x86_check_features: 79| 1|void Z_INTERNAL x86_check_features(struct x86_cpu_features *features) { 80| 1| unsigned eax, ebx, ecx, edx; 81| 1| unsigned maxbasic; 82| | 83| 1| cpuid(0, &maxbasic, &ebx, &ecx, &edx); 84| 1| cpuid(1 /*CPU_PROCINFO_AND_FEATUREBITS*/, &eax, &ebx, &ecx, &edx); 85| | 86| 1| features->has_sse2 = edx & 0x4000000; 87| 1| features->has_ssse3 = ecx & 0x200; 88| 1| features->has_sse41 = ecx & 0x80000; 89| 1| features->has_sse42 = ecx & 0x100000; 90| 1| features->has_pclmulqdq = ecx & 0x2; 91| | 92| 1| if (ecx & 0x08000000) { ------------------ | Branch (92:9): [True: 1, False: 0] ------------------ 93| 1| uint64_t xfeature = xgetbv(0); 94| | 95| 1| features->has_os_save_ymm = ((xfeature & 0x06) == 0x06); 96| 1| features->has_os_save_zmm = ((xfeature & 0xe6) == 0xe6); 97| 1| } 98| | 99| 1| if (maxbasic >= 7) { ------------------ | Branch (99:9): [True: 1, False: 0] ------------------ 100| | // Reference: https://software.intel.com/sites/default/files/article/405250/how-to-detect-new-instruction-support-in-the-4th-generation-intel-core-processor-family.pdf 101| 1| cpuidex(7, 0, &eax, &ebx, &ecx, &edx); 102| | 103| | // check BMI2 bit 104| 1| features->has_bmi2 = ebx & 0x100; 105| | 106| | // check AVX2 bit if the OS supports saving YMM registers 107| 1| if (features->has_os_save_ymm) { ------------------ | Branch (107:13): [True: 1, False: 0] ------------------ 108| 1| features->has_avx2 = ebx & 0x20; 109| 1| } 110| | 111| | // check AVX512 bits if the OS supports saving ZMM registers 112| 1| if (features->has_os_save_zmm) { ------------------ | Branch (112:13): [True: 0, False: 1] ------------------ 113| 0| features->has_avx512f = ebx & 0x00010000; 114| 0| if (features->has_avx512f) { ------------------ | Branch (114:17): [True: 0, False: 0] ------------------ 115| | // According to the Intel Software Developer's Manual, AVX512F must be enabled too in order to enable 116| | // AVX512(DQ,BW,VL). 117| 0| features->has_avx512dq = ebx & 0x00020000; 118| 0| features->has_avx512bw = ebx & 0x40000000; 119| 0| features->has_avx512vl = ebx & 0x80000000; 120| 0| } 121| 0| features->has_avx512_common = features->has_avx512f && features->has_avx512dq && features->has_avx512bw \ ------------------ | Branch (121:43): [True: 0, False: 0] | Branch (121:68): [True: 0, False: 0] | Branch (121:94): [True: 0, False: 0] ------------------ 122| 0| && features->has_avx512vl && features->has_bmi2; ------------------ | Branch (122:18): [True: 0, False: 0] | Branch (122:44): [True: 0, False: 0] ------------------ 123| 0| features->has_avx512vnni = ecx & 0x800; 124| 0| features->has_vpclmulqdq = ecx & 0x400; 125| 0| } 126| 1| } 127| 1|} x86_features.c:cpuid: 30| 2|static inline void cpuid(int info, unsigned* eax, unsigned* ebx, unsigned* ecx, unsigned* edx) { 31| |#if defined(HAVE_CPUID_MS) 32| | unsigned int registers[4]; 33| | __cpuid((int *)registers, info); 34| | 35| | *eax = registers[0]; 36| | *ebx = registers[1]; 37| | *ecx = registers[2]; 38| | *edx = registers[3]; 39| |#elif defined(HAVE_CPUID_GNU) 40| | *eax = *ebx = *ecx = *edx = 0; 41| 2| __cpuid(info, *eax, *ebx, *ecx, *edx); 42| |#else 43| | /* When using this fallback, the faster SSE/AVX code is disabled */ 44| | *eax = *ebx = *ecx = *edx = 0; 45| |#endif 46| 2|} x86_features.c:xgetbv: 66| 1|static inline uint64_t xgetbv(unsigned int xcr) { 67| 1|#if defined(_MSC_VER) || defined(X86_HAVE_XSAVE_INTRIN) 68| 1| return _xgetbv(xcr); 69| |#elif defined(__GNUC__) 70| | uint32_t eax, edx; 71| | __asm__ ( ".byte 0x0f, 0x01, 0xd0" : "=a"(eax), "=d"(edx) : "c"(xcr)); 72| | return (uint64_t)(edx) << 32 | eax; 73| |#else 74| | /* When using this fallback, some of the faster code is disabled */ 75| | return 0; 76| |#endif 77| 1|} x86_features.c:cpuidex: 48| 1|static inline void cpuidex(int info, int subinfo, unsigned* eax, unsigned* ebx, unsigned* ecx, unsigned* edx) { 49| |#if defined(HAVE_CPUID_MS) 50| | unsigned int registers[4]; 51| | __cpuidex((int *)registers, info, subinfo); 52| | 53| | *eax = registers[0]; 54| | *ebx = registers[1]; 55| | *ecx = registers[2]; 56| | *edx = registers[3]; 57| |#elif defined(HAVE_CPUID_GNU) 58| | *eax = *ebx = *ecx = *edx = 0; 59| 1| __cpuid_count(info, subinfo, *eax, *ebx, *ecx, *edx); 60| |#else 61| | /* When using this fallback, the faster SSE/AVX code is disabled */ 62| | *eax = *ebx = *ecx = *edx = 0; 63| |#endif 64| 1|} chunkmemset_safe_avx2: 229| 3.60k|Z_INTERNAL uint8_t* CHUNKMEMSET_SAFE(uint8_t *out, uint8_t *from, unsigned len, unsigned left) { 230| |#if OPTIMAL_CMP < 32 231| | static const uint32_t align_mask = 7; 232| |#elif OPTIMAL_CMP == 32 233| | static const uint32_t align_mask = 3; 234| |#endif 235| | 236| 3.60k| len = MIN(len, left); ------------------ | | 124| 3.60k|#define MIN(a, b) ((a) > (b) ? (b) : (a)) | | ------------------ | | | Branch (124:20): [True: 0, False: 3.60k] | | ------------------ ------------------ 237| | 238| |#if OPTIMAL_CMP < 64 239| | while (((uintptr_t)out & align_mask) && (len > 0)) { 240| | *out++ = *from++; 241| | --len; 242| | --left; 243| | } 244| |#endif 245| | 246| 3.60k|#ifndef HAVE_MASKED_READWRITE 247| 3.60k| if (UNLIKELY(left < sizeof(chunk_t))) { ------------------ | | 214| 3.60k|# define UNLIKELY(x) __builtin_expect(!!(x), 0) | | ------------------ | | | Branch (214:33): [True: 87, False: 3.52k] | | ------------------ ------------------ 248| 985| while (len > 0) { ------------------ | Branch (248:16): [True: 898, False: 87] ------------------ 249| 898| *out++ = *from++; 250| 898| --len; 251| 898| } 252| | 253| 87| return out; 254| 87| } 255| 3.52k|#endif 256| | 257| 3.52k| if (len) ------------------ | Branch (257:9): [True: 3.52k, False: 0] ------------------ 258| 3.52k| out = CHUNKMEMSET(out, from, len); ------------------ | | 121| 3.52k|#define CHUNKMEMSET chunkmemset_avx2 ------------------ 259| | 260| 3.52k| return out; 261| 3.60k|} chunkset_avx2.c:chunkmemset_avx2: 112| 210k|static inline uint8_t* CHUNKMEMSET(uint8_t *out, uint8_t *from, unsigned len) { 113| | /* Debug performance related issues when len < sizeof(uint64_t): 114| | Assert(len >= sizeof(uint64_t), "chunkmemset should be called on larger chunks"); */ 115| 210k| Assert(from != out, "chunkmemset cannot have a distance 0"); 116| | 117| 210k| chunk_t chunk_load; 118| 210k| uint32_t chunk_mod = 0; 119| 210k| uint32_t adv_amount; 120| 210k| int64_t sdist = out - from; 121| 210k| uint64_t dist = llabs(sdist); 122| | 123| | /* We are supporting the case for when we are reading bytes from ahead in the buffer. 124| | * We now have to handle this, though it wasn't _quite_ clear if this rare circumstance 125| | * always needed to be handled here or if we're just now seeing it because we are 126| | * dispatching to this function, more */ 127| 210k| if (sdist < 0 && dist < len) { ------------------ | Branch (127:9): [True: 0, False: 210k] | Branch (127:22): [True: 0, False: 0] ------------------ 128| |#ifdef HAVE_MASKED_READWRITE 129| | /* We can still handle this case if we can mitigate over writing _and_ we 130| | * fit the entirety of the copy length with one load */ 131| | if (len <= sizeof(chunk_t)) { 132| | /* Tempting to add a goto to the block below but hopefully most compilers 133| | * collapse these identical code segments as one label to jump to */ 134| | return CHUNKCOPY(out, from, len); 135| | } 136| |#endif 137| | /* Here the memmove semantics match perfectly, as when this happens we are 138| | * effectively sliding down the contents of memory by dist bytes */ 139| 0| memmove(out, from, len); 140| 0| return out + len; 141| 0| } 142| | 143| 210k| if (dist == 1) { ------------------ | Branch (143:9): [True: 191k, False: 18.6k] ------------------ 144| 191k| memset(out, *from, len); 145| 191k| return out + len; 146| 191k| } else if (dist >= sizeof(chunk_t)) { ------------------ | Branch (146:16): [True: 465, False: 18.1k] ------------------ 147| 465| return CHUNKCOPY(out, from, len); ------------------ | | 119| 465|#define CHUNKCOPY chunkcopy_avx2 ------------------ 148| 465| } 149| | 150| | /* Only AVX2+ as there's 128 bit vectors and 256 bit. We allow for shorter vector 151| | * lengths because they serve to allow more cases to fall into chunkcopy, as the 152| | * distance of the shorter length is still deemed a safe distance. We rewrite this 153| | * here rather than calling the ssse3 variant directly now because doing so required 154| | * dispatching to another function and broke inlining for this function entirely. We 155| | * also can merge an assert and some remainder peeling behavior into the same code blocks, 156| | * making the code a little smaller. */ 157| 18.1k|#ifdef HAVE_HALF_CHUNK 158| 18.1k| if (len <= sizeof(halfchunk_t)) { ------------------ | Branch (158:9): [True: 2.29k, False: 15.8k] ------------------ 159| 2.29k| if (dist >= sizeof(halfchunk_t)) ------------------ | Branch (159:13): [True: 30, False: 2.26k] ------------------ 160| 30| return HALFCHUNKCOPY(out, from, len); 161| | 162| 2.26k| if ((dist % 2) != 0 || dist == 6) { ------------------ | Branch (162:13): [True: 793, False: 1.47k] | Branch (162:32): [True: 243, False: 1.22k] ------------------ 163| 1.03k| halfchunk_t halfchunk_load = GET_HALFCHUNK_MAG(from, &chunk_mod, (unsigned)dist); 164| | 165| 1.03k| if (len == sizeof(halfchunk_t)) { ------------------ | Branch (165:17): [True: 200, False: 836] ------------------ 166| 200| storehalfchunk(out, &halfchunk_load); 167| 200| len -= sizeof(halfchunk_t); 168| 200| out += sizeof(halfchunk_t); 169| 200| } 170| | 171| 1.03k| chunk_load = halfchunk2whole(&halfchunk_load); 172| 1.03k| goto rem_bytes; 173| 1.03k| } 174| 2.26k| } 175| 17.0k|#endif 176| | 177| 17.0k|#ifdef HAVE_CHUNKMEMSET_2 178| 17.0k| if (dist == 2) { ------------------ | Branch (178:9): [True: 1.82k, False: 15.2k] ------------------ 179| 1.82k| chunkmemset_2(from, &chunk_load); 180| 1.82k| } else 181| 15.2k|#endif 182| 15.2k|#ifdef HAVE_CHUNKMEMSET_4 183| 15.2k| if (dist == 4) { ------------------ | Branch (183:9): [True: 1.52k, False: 13.7k] ------------------ 184| 1.52k| chunkmemset_4(from, &chunk_load); 185| 1.52k| } else 186| 13.7k|#endif 187| 13.7k|#ifdef HAVE_CHUNKMEMSET_8 188| 13.7k| if (dist == 8) { ------------------ | Branch (188:9): [True: 345, False: 13.3k] ------------------ 189| 345| chunkmemset_8(from, &chunk_load); 190| 345| } else 191| 13.3k|#endif 192| 13.3k|#ifdef HAVE_CHUNKMEMSET_16 193| 13.3k| if (dist == 16) { ------------------ | Branch (193:9): [True: 711, False: 12.6k] ------------------ 194| 711| chunkmemset_16(from, &chunk_load); 195| 711| } else 196| 12.6k|#endif 197| 12.6k| chunk_load = GET_CHUNK_MAG(from, &chunk_mod, (unsigned)dist); 198| | 199| 17.0k| adv_amount = sizeof(chunk_t) - chunk_mod; 200| | 201| 42.3k| while (len >= (2 * sizeof(chunk_t))) { ------------------ | Branch (201:12): [True: 25.2k, False: 17.0k] ------------------ 202| 25.2k| storechunk(out, &chunk_load); 203| 25.2k| storechunk(out + adv_amount, &chunk_load); 204| 25.2k| out += 2 * adv_amount; 205| 25.2k| len -= 2 * adv_amount; 206| 25.2k| } 207| | 208| | /* If we don't have a "dist" length that divides evenly into a vector 209| | * register, we can write the whole vector register but we need only 210| | * advance by the amount of the whole string that fits in our chunk_t. 211| | * If we do divide evenly into the vector length, adv_amount = chunk_t size*/ 212| 25.4k| while (len >= sizeof(chunk_t)) { ------------------ | Branch (212:12): [True: 8.39k, False: 17.0k] ------------------ 213| 8.39k| storechunk(out, &chunk_load); 214| 8.39k| len -= adv_amount; 215| 8.39k| out += adv_amount; 216| 8.39k| } 217| | 218| 17.0k|#ifdef HAVE_HALF_CHUNK 219| 18.1k|rem_bytes: 220| 18.1k|#endif 221| 18.1k| if (len) { ------------------ | Branch (221:9): [True: 17.8k, False: 239] ------------------ 222| 17.8k| memcpy(out, &chunk_load, len); 223| 17.8k| out += len; 224| 17.8k| } 225| | 226| 18.1k| return out; 227| 17.0k|} chunkset_avx2.c:HALFCHUNKCOPY: 91| 30|static inline uint8_t* HALFCHUNKCOPY(uint8_t *out, uint8_t const *from, unsigned len) { 92| 30| halfchunk_t chunk; 93| 30| int32_t align = ((len - 1) % sizeof(halfchunk_t)) + 1; 94| 30| loadhalfchunk(from, &chunk); 95| 30| storehalfchunk(out, &chunk); 96| 30| out += align; 97| 30| from += align; 98| 30| len -= align; 99| 30| while (len > 0) { ------------------ | Branch (99:12): [True: 0, False: 30] ------------------ 100| 0| loadhalfchunk(from, &chunk); 101| 0| storehalfchunk(out, &chunk); 102| 0| out += sizeof(halfchunk_t); 103| 0| from += sizeof(halfchunk_t); 104| 0| len -= sizeof(halfchunk_t); 105| 0| } 106| 30| return out; 107| 30|} chunkset_avx2.c:chunksize_avx2: 9| 209k|static inline size_t CHUNKSIZE(void) { 10| 209k| return sizeof(chunk_t); 11| 209k|} chunkset_avx2.c:chunkcopy_avx2: 24| 53.9k|static inline uint8_t* CHUNKCOPY(uint8_t *out, uint8_t const *from, unsigned len) { 25| 53.9k| Assert(len > 0, "chunkcopy should never have a length 0"); 26| 53.9k| chunk_t chunk; 27| 53.9k| int32_t align = ((len - 1) % sizeof(chunk_t)) + 1; 28| 53.9k| loadchunk(from, &chunk); 29| 53.9k| storechunk(out, &chunk); 30| 53.9k| out += align; 31| 53.9k| from += align; 32| 53.9k| len -= align; 33| 332k| while (len > 0) { ------------------ | Branch (33:12): [True: 278k, False: 53.9k] ------------------ 34| 278k| loadchunk(from, &chunk); 35| 278k| storechunk(out, &chunk); 36| 278k| out += sizeof(chunk_t); 37| 278k| from += sizeof(chunk_t); 38| 278k| len -= sizeof(chunk_t); 39| 278k| } 40| 53.9k| return out; 41| 53.9k|} cpu_check_features: 10| 1|Z_INTERNAL void cpu_check_features(struct cpu_features *features) { 11| 1| memset(features, 0, sizeof(struct cpu_features)); 12| 1|#if defined(X86_FEATURES) 13| 1| x86_check_features(&features->x86); 14| |#elif defined(ARM_FEATURES) 15| | arm_check_features(&features->arm); 16| |#elif defined(PPC_FEATURES) || defined(POWER_FEATURES) 17| | power_check_features(&features->power); 18| |#elif defined(S390_FEATURES) 19| | s390_check_features(&features->s390); 20| |#elif defined(RISCV_FEATURES) 21| | riscv_check_features(&features->riscv); 22| |#elif defined(LOONGARCH_FEATURES) 23| | loongarch_check_features(&features->loongarch); 24| |#endif 25| 1|} functable.c:force_init_stub: 377| 1|static int force_init_stub(void) { 378| 1| return init_functable(); 379| 1|} functable.c:init_functable: 70| 1|static int init_functable(void) { 71| 1| struct functable_s ft; 72| 1| struct cpu_features cf; 73| | 74| 1| memset(&ft, 0, sizeof(struct functable_s)); 75| 1| cpu_check_features(&cf); 76| 1| ft.force_init = &force_init_empty; 77| | 78| | // Set up generic C code fallbacks 79| 1|#ifndef WITH_ALL_FALLBACKS 80| 1|# if (defined(__x86_64__) || defined(_M_X64)) && defined(X86_SSE2) 81| | // x86_64 always has SSE2, so we can use SSE2 functions as fallbacks where available. 82| 1| ft.adler32 = &adler32_c; 83| 1| ft.adler32_fold_copy = &adler32_fold_copy_c; 84| 1| ft.crc32 = &crc32_braid; 85| 1| ft.crc32_fold = &crc32_fold_c; 86| 1| ft.crc32_fold_copy = &crc32_fold_copy_c; 87| 1| ft.crc32_fold_final = &crc32_fold_final_c; 88| 1| ft.crc32_fold_reset = &crc32_fold_reset_c; 89| |# ifndef HAVE_BUILTIN_CTZ 90| | ft.longest_match = &longest_match_c; 91| | ft.longest_match_slow = &longest_match_slow_c; 92| | ft.compare256 = &compare256_c; 93| |# endif 94| 1|# endif 95| |#else // WITH_ALL_FALLBACKS 96| | ft.adler32 = &adler32_c; 97| | ft.adler32_fold_copy = &adler32_fold_copy_c; 98| | ft.chunkmemset_safe = &chunkmemset_safe_c; 99| | ft.crc32 = &crc32_braid; 100| | ft.crc32_fold = &crc32_fold_c; 101| | ft.crc32_fold_copy = &crc32_fold_copy_c; 102| | ft.crc32_fold_final = &crc32_fold_final_c; 103| | ft.crc32_fold_reset = &crc32_fold_reset_c; 104| | ft.inflate_fast = &inflate_fast_c; 105| | ft.slide_hash = &slide_hash_c; 106| | ft.longest_match = &longest_match_c; 107| | ft.longest_match_slow = &longest_match_slow_c; 108| | ft.compare256 = &compare256_c; 109| |#endif 110| | 111| | // Select arch-optimized functions 112| 1|#ifdef WITH_OPTIM 113| | 114| | // Chorba generic C fallback 115| 1|#ifndef WITHOUT_CHORBA 116| 1| ft.crc32 = &crc32_chorba; 117| 1|#endif 118| | 119| | // X86 - SSE2 120| 1|#ifdef X86_SSE2 121| |# if !defined(__x86_64__) && !defined(_M_X64) 122| | if (cf.x86.has_sse2) 123| |# endif 124| 1| { 125| 1| ft.chunkmemset_safe = &chunkmemset_safe_sse2; 126| 1|# if !defined(WITHOUT_CHORBA_SSE) 127| 1| ft.crc32 = &crc32_chorba_sse2; 128| 1|# endif 129| 1| ft.inflate_fast = &inflate_fast_sse2; 130| 1| ft.slide_hash = &slide_hash_sse2; 131| 1|# ifdef HAVE_BUILTIN_CTZ 132| 1| ft.compare256 = &compare256_sse2; 133| 1| ft.longest_match = &longest_match_sse2; 134| 1| ft.longest_match_slow = &longest_match_slow_sse2; 135| 1|# endif 136| 1| } 137| 1|#endif 138| | // X86 - SSSE3 139| 1|#ifdef X86_SSSE3 140| 1| if (cf.x86.has_ssse3) { ------------------ | Branch (140:9): [True: 1, False: 0] ------------------ 141| 1| ft.adler32 = &adler32_ssse3; 142| 1| ft.chunkmemset_safe = &chunkmemset_safe_ssse3; 143| 1| ft.inflate_fast = &inflate_fast_ssse3; 144| 1| } 145| 1|#endif 146| | 147| | // X86 - SSE4.1 148| 1|#if defined(X86_SSE41) && !defined(WITHOUT_CHORBA_SSE) 149| 1| if (cf.x86.has_sse41) { ------------------ | Branch (149:9): [True: 1, False: 0] ------------------ 150| 1| ft.crc32 = &crc32_chorba_sse41; 151| 1| } 152| 1|#endif 153| | 154| | // X86 - SSE4.2 155| 1|#ifdef X86_SSE42 156| 1| if (cf.x86.has_sse42) { ------------------ | Branch (156:9): [True: 1, False: 0] ------------------ 157| 1| ft.adler32_fold_copy = &adler32_fold_copy_sse42; 158| 1| } 159| 1|#endif 160| | // X86 - PCLMUL 161| 1|#ifdef X86_PCLMULQDQ_CRC 162| 1| if (cf.x86.has_pclmulqdq) { ------------------ | Branch (162:9): [True: 1, False: 0] ------------------ 163| 1| ft.crc32 = &crc32_pclmulqdq; 164| 1| ft.crc32_fold = &crc32_fold_pclmulqdq; 165| 1| ft.crc32_fold_copy = &crc32_fold_pclmulqdq_copy; 166| 1| ft.crc32_fold_final = &crc32_fold_pclmulqdq_final; 167| 1| ft.crc32_fold_reset = &crc32_fold_pclmulqdq_reset; 168| 1| } 169| 1|#endif 170| | // X86 - AVX 171| 1|#ifdef X86_AVX2 172| | /* BMI2 support is all but implicit with AVX2 but let's sanity check this just in case. Enabling BMI2 allows for 173| | * flagless shifts, resulting in fewer flag stalls for the pipeline, and allows us to set destination registers 174| | * for the shift results as an operand, eliminating several register-register moves when the original value needs 175| | * to remain intact. They also allow for a count operand that isn't the CL register, avoiding contention there */ 176| 1| if (cf.x86.has_avx2 && cf.x86.has_bmi2) { ------------------ | Branch (176:9): [True: 1, False: 0] | Branch (176:28): [True: 1, False: 0] ------------------ 177| 1| ft.adler32 = &adler32_avx2; 178| 1| ft.adler32_fold_copy = &adler32_fold_copy_avx2; 179| 1| ft.chunkmemset_safe = &chunkmemset_safe_avx2; 180| 1| ft.inflate_fast = &inflate_fast_avx2; 181| 1| ft.slide_hash = &slide_hash_avx2; 182| 1|# ifdef HAVE_BUILTIN_CTZ 183| 1| ft.compare256 = &compare256_avx2; 184| 1| ft.longest_match = &longest_match_avx2; 185| 1| ft.longest_match_slow = &longest_match_slow_avx2; 186| 1|# endif 187| 1| } 188| 1|#endif 189| | // X86 - AVX512 (F,DQ,BW,Vl) 190| 1|#ifdef X86_AVX512 191| 1| if (cf.x86.has_avx512_common) { ------------------ | Branch (191:9): [True: 0, False: 1] ------------------ 192| 0| ft.adler32 = &adler32_avx512; 193| 0| ft.adler32_fold_copy = &adler32_fold_copy_avx512; 194| 0| ft.chunkmemset_safe = &chunkmemset_safe_avx512; 195| 0| ft.inflate_fast = &inflate_fast_avx512; 196| 0|# ifdef HAVE_BUILTIN_CTZLL 197| 0| ft.compare256 = &compare256_avx512; 198| 0| ft.longest_match = &longest_match_avx512; 199| 0| ft.longest_match_slow = &longest_match_slow_avx512; 200| 0|# endif 201| 0| } 202| 1|#endif 203| 1|#ifdef X86_AVX512VNNI 204| 1| if (cf.x86.has_avx512vnni) { ------------------ | Branch (204:9): [True: 0, False: 1] ------------------ 205| 0| ft.adler32 = &adler32_avx512_vnni; 206| 0| ft.adler32_fold_copy = &adler32_fold_copy_avx512_vnni; 207| 0| } 208| 1|#endif 209| | // X86 - VPCLMULQDQ 210| 1|#ifdef X86_VPCLMULQDQ_CRC 211| 1| if (cf.x86.has_pclmulqdq && cf.x86.has_avx512_common && cf.x86.has_vpclmulqdq) { ------------------ | Branch (211:9): [True: 1, False: 0] | Branch (211:33): [True: 0, False: 1] | Branch (211:61): [True: 0, False: 0] ------------------ 212| 0| ft.crc32 = &crc32_vpclmulqdq; 213| 0| ft.crc32_fold = &crc32_fold_vpclmulqdq; 214| 0| ft.crc32_fold_copy = &crc32_fold_vpclmulqdq_copy; 215| 0| ft.crc32_fold_final = &crc32_fold_vpclmulqdq_final; 216| 0| ft.crc32_fold_reset = &crc32_fold_vpclmulqdq_reset; 217| 0| } 218| 1|#endif 219| | 220| | 221| | // ARM - SIMD 222| |#ifdef ARM_SIMD 223| |# ifndef ARM_NOCHECK_SIMD 224| | if (cf.arm.has_simd) 225| |# endif 226| | { 227| | ft.slide_hash = &slide_hash_armv6; 228| | } 229| |#endif 230| | // ARM - NEON 231| |#ifdef ARM_NEON 232| |# ifndef ARM_NOCHECK_NEON 233| | if (cf.arm.has_neon) 234| |# endif 235| | { 236| | ft.adler32 = &adler32_neon; 237| | ft.adler32_fold_copy = &adler32_fold_copy_neon; 238| | ft.chunkmemset_safe = &chunkmemset_safe_neon; 239| | ft.inflate_fast = &inflate_fast_neon; 240| | ft.slide_hash = &slide_hash_neon; 241| |# ifdef HAVE_BUILTIN_CTZLL 242| | ft.compare256 = &compare256_neon; 243| | ft.longest_match = &longest_match_neon; 244| | ft.longest_match_slow = &longest_match_slow_neon; 245| |# endif 246| | } 247| |#endif 248| | // ARM - CRC32 249| |#ifdef ARM_CRC32 250| | if (cf.arm.has_crc32) { 251| | ft.crc32 = &crc32_armv8; 252| | ft.crc32_fold = &crc32_fold_armv8; 253| | ft.crc32_fold_copy = &crc32_fold_copy_armv8; 254| | } 255| |#endif 256| | 257| | 258| | // Power - VMX 259| |#ifdef PPC_VMX 260| | if (cf.power.has_altivec) { 261| | ft.adler32 = &adler32_vmx; 262| | ft.slide_hash = &slide_hash_vmx; 263| | } 264| |#endif 265| | // Power8 - VSX 266| |#ifdef POWER8_VSX 267| | if (cf.power.has_arch_2_07) { 268| | ft.adler32 = &adler32_power8; 269| | ft.chunkmemset_safe = &chunkmemset_safe_power8; 270| | ft.inflate_fast = &inflate_fast_power8; 271| | ft.slide_hash = &slide_hash_power8; 272| | } 273| |#endif 274| |#ifdef POWER8_VSX_CRC32 275| | if (cf.power.has_arch_2_07) 276| | ft.crc32 = &crc32_power8; 277| |#endif 278| | // Power9 279| |#ifdef POWER9 280| | if (cf.power.has_arch_3_00) { 281| | ft.compare256 = &compare256_power9; 282| | ft.longest_match = &longest_match_power9; 283| | ft.longest_match_slow = &longest_match_slow_power9; 284| | } 285| |#endif 286| | 287| | 288| | // RISCV - RVV 289| |#ifdef RISCV_RVV 290| | if (cf.riscv.has_rvv) { 291| | ft.adler32 = &adler32_rvv; 292| | ft.adler32_fold_copy = &adler32_fold_copy_rvv; 293| | ft.chunkmemset_safe = &chunkmemset_safe_rvv; 294| | ft.compare256 = &compare256_rvv; 295| | ft.inflate_fast = &inflate_fast_rvv; 296| | ft.longest_match = &longest_match_rvv; 297| | ft.longest_match_slow = &longest_match_slow_rvv; 298| | ft.slide_hash = &slide_hash_rvv; 299| | } 300| |#endif 301| | 302| | // RISCV - ZBC 303| |#ifdef RISCV_CRC32_ZBC 304| | if (cf.riscv.has_zbc) { 305| | ft.crc32 = &crc32_riscv64_zbc; 306| | } 307| |#endif 308| | 309| | // S390 310| |#ifdef S390_CRC32_VX 311| | if (cf.s390.has_vx) 312| | ft.crc32 = crc32_s390_vx; 313| |#endif 314| | 315| | // LOONGARCH 316| |#ifdef LOONGARCH_CRC 317| | if (cf.loongarch.has_crc) { 318| | ft.crc32 = crc32_loongarch64; 319| | ft.crc32_fold = &crc32_fold_loongarch64; 320| | ft.crc32_fold_copy = &crc32_fold_copy_loongarch64; 321| | } 322| |#endif 323| |#ifdef LOONGARCH_LSX 324| | if (cf.loongarch.has_lsx) { 325| | ft.adler32 = &adler32_lsx; 326| | ft.adler32_fold_copy = &adler32_fold_copy_lsx; 327| | ft.slide_hash = slide_hash_lsx; 328| |# ifdef HAVE_BUILTIN_CTZ 329| | ft.compare256 = &compare256_lsx; 330| | ft.longest_match = &longest_match_lsx; 331| | ft.longest_match_slow = &longest_match_slow_lsx; 332| |# endif 333| | ft.chunkmemset_safe = &chunkmemset_safe_lsx; 334| | ft.inflate_fast = &inflate_fast_lsx; 335| | } 336| |#endif 337| |#ifdef LOONGARCH_LASX 338| | if (cf.loongarch.has_lasx) { 339| | ft.adler32 = &adler32_lasx; 340| | ft.adler32_fold_copy = &adler32_fold_copy_lasx; 341| | ft.slide_hash = slide_hash_lasx; 342| |# ifdef HAVE_BUILTIN_CTZ 343| | ft.compare256 = &compare256_lasx; 344| | ft.longest_match = &longest_match_lasx; 345| | ft.longest_match_slow = &longest_match_slow_lasx; 346| |# endif 347| | ft.chunkmemset_safe = &chunkmemset_safe_lasx; 348| | ft.inflate_fast = &inflate_fast_lasx; 349| | } 350| |#endif 351| | 352| 1|#endif // WITH_OPTIM 353| | 354| | // Assign function pointers individually for atomic operation 355| 1| FUNCTABLE_ASSIGN(ft, force_init); ------------------ | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) ------------------ 356| 1| FUNCTABLE_VERIFY_ASSIGN(ft, adler32); ------------------ | | 46| 1| if (!VAR.FUNC_NAME) { \ | | ------------------ | | | Branch (46:9): [True: 0, False: 1] | | ------------------ | | 47| 0| fprintf(stderr, "Zlib-ng functable failed initialization!\n"); \ | | 48| 0| return 1; \ | | 49| 0| } \ | | 50| 1| FUNCTABLE_ASSIGN(VAR, FUNC_NAME); | | ------------------ | | | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) | | ------------------ ------------------ 357| 1| FUNCTABLE_VERIFY_ASSIGN(ft, adler32_fold_copy); ------------------ | | 46| 1| if (!VAR.FUNC_NAME) { \ | | ------------------ | | | Branch (46:9): [True: 0, False: 1] | | ------------------ | | 47| 0| fprintf(stderr, "Zlib-ng functable failed initialization!\n"); \ | | 48| 0| return 1; \ | | 49| 0| } \ | | 50| 1| FUNCTABLE_ASSIGN(VAR, FUNC_NAME); | | ------------------ | | | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) | | ------------------ ------------------ 358| 1| FUNCTABLE_VERIFY_ASSIGN(ft, chunkmemset_safe); ------------------ | | 46| 1| if (!VAR.FUNC_NAME) { \ | | ------------------ | | | Branch (46:9): [True: 0, False: 1] | | ------------------ | | 47| 0| fprintf(stderr, "Zlib-ng functable failed initialization!\n"); \ | | 48| 0| return 1; \ | | 49| 0| } \ | | 50| 1| FUNCTABLE_ASSIGN(VAR, FUNC_NAME); | | ------------------ | | | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) | | ------------------ ------------------ 359| 1| FUNCTABLE_VERIFY_ASSIGN(ft, compare256); ------------------ | | 46| 1| if (!VAR.FUNC_NAME) { \ | | ------------------ | | | Branch (46:9): [True: 0, False: 1] | | ------------------ | | 47| 0| fprintf(stderr, "Zlib-ng functable failed initialization!\n"); \ | | 48| 0| return 1; \ | | 49| 0| } \ | | 50| 1| FUNCTABLE_ASSIGN(VAR, FUNC_NAME); | | ------------------ | | | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) | | ------------------ ------------------ 360| 1| FUNCTABLE_VERIFY_ASSIGN(ft, crc32); ------------------ | | 46| 1| if (!VAR.FUNC_NAME) { \ | | ------------------ | | | Branch (46:9): [True: 0, False: 1] | | ------------------ | | 47| 0| fprintf(stderr, "Zlib-ng functable failed initialization!\n"); \ | | 48| 0| return 1; \ | | 49| 0| } \ | | 50| 1| FUNCTABLE_ASSIGN(VAR, FUNC_NAME); | | ------------------ | | | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) | | ------------------ ------------------ 361| 1| FUNCTABLE_VERIFY_ASSIGN(ft, crc32_fold); ------------------ | | 46| 1| if (!VAR.FUNC_NAME) { \ | | ------------------ | | | Branch (46:9): [True: 0, False: 1] | | ------------------ | | 47| 0| fprintf(stderr, "Zlib-ng functable failed initialization!\n"); \ | | 48| 0| return 1; \ | | 49| 0| } \ | | 50| 1| FUNCTABLE_ASSIGN(VAR, FUNC_NAME); | | ------------------ | | | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) | | ------------------ ------------------ 362| 1| FUNCTABLE_VERIFY_ASSIGN(ft, crc32_fold_copy); ------------------ | | 46| 1| if (!VAR.FUNC_NAME) { \ | | ------------------ | | | Branch (46:9): [True: 0, False: 1] | | ------------------ | | 47| 0| fprintf(stderr, "Zlib-ng functable failed initialization!\n"); \ | | 48| 0| return 1; \ | | 49| 0| } \ | | 50| 1| FUNCTABLE_ASSIGN(VAR, FUNC_NAME); | | ------------------ | | | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) | | ------------------ ------------------ 363| 1| FUNCTABLE_VERIFY_ASSIGN(ft, crc32_fold_final); ------------------ | | 46| 1| if (!VAR.FUNC_NAME) { \ | | ------------------ | | | Branch (46:9): [True: 0, False: 1] | | ------------------ | | 47| 0| fprintf(stderr, "Zlib-ng functable failed initialization!\n"); \ | | 48| 0| return 1; \ | | 49| 0| } \ | | 50| 1| FUNCTABLE_ASSIGN(VAR, FUNC_NAME); | | ------------------ | | | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) | | ------------------ ------------------ 364| 1| FUNCTABLE_VERIFY_ASSIGN(ft, crc32_fold_reset); ------------------ | | 46| 1| if (!VAR.FUNC_NAME) { \ | | ------------------ | | | Branch (46:9): [True: 0, False: 1] | | ------------------ | | 47| 0| fprintf(stderr, "Zlib-ng functable failed initialization!\n"); \ | | 48| 0| return 1; \ | | 49| 0| } \ | | 50| 1| FUNCTABLE_ASSIGN(VAR, FUNC_NAME); | | ------------------ | | | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) | | ------------------ ------------------ 365| 1| FUNCTABLE_VERIFY_ASSIGN(ft, inflate_fast); ------------------ | | 46| 1| if (!VAR.FUNC_NAME) { \ | | ------------------ | | | Branch (46:9): [True: 0, False: 1] | | ------------------ | | 47| 0| fprintf(stderr, "Zlib-ng functable failed initialization!\n"); \ | | 48| 0| return 1; \ | | 49| 0| } \ | | 50| 1| FUNCTABLE_ASSIGN(VAR, FUNC_NAME); | | ------------------ | | | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) | | ------------------ ------------------ 366| 1| FUNCTABLE_VERIFY_ASSIGN(ft, longest_match); ------------------ | | 46| 1| if (!VAR.FUNC_NAME) { \ | | ------------------ | | | Branch (46:9): [True: 0, False: 1] | | ------------------ | | 47| 0| fprintf(stderr, "Zlib-ng functable failed initialization!\n"); \ | | 48| 0| return 1; \ | | 49| 0| } \ | | 50| 1| FUNCTABLE_ASSIGN(VAR, FUNC_NAME); | | ------------------ | | | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) | | ------------------ ------------------ 367| 1| FUNCTABLE_VERIFY_ASSIGN(ft, longest_match_slow); ------------------ | | 46| 1| if (!VAR.FUNC_NAME) { \ | | ------------------ | | | Branch (46:9): [True: 0, False: 1] | | ------------------ | | 47| 0| fprintf(stderr, "Zlib-ng functable failed initialization!\n"); \ | | 48| 0| return 1; \ | | 49| 0| } \ | | 50| 1| FUNCTABLE_ASSIGN(VAR, FUNC_NAME); | | ------------------ | | | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) | | ------------------ ------------------ 368| 1| FUNCTABLE_VERIFY_ASSIGN(ft, slide_hash); ------------------ | | 46| 1| if (!VAR.FUNC_NAME) { \ | | ------------------ | | | Branch (46:9): [True: 0, False: 1] | | ------------------ | | 47| 0| fprintf(stderr, "Zlib-ng functable failed initialization!\n"); \ | | 48| 0| return 1; \ | | 49| 0| } \ | | 50| 1| FUNCTABLE_ASSIGN(VAR, FUNC_NAME); | | ------------------ | | | | 20| 1| __atomic_store(&(functable.FUNC_NAME), &(VAR.FUNC_NAME), __ATOMIC_SEQ_CST) | | ------------------ ------------------ 369| | 370| | // Memory barrier for weak memory order CPUs 371| 1| FUNCTABLE_BARRIER(); ------------------ | | 21| 1|# define FUNCTABLE_BARRIER() __atomic_thread_fence(__ATOMIC_SEQ_CST) ------------------ 372| | 373| 1| return Z_OK; ------------------ | | 180| 1|#define Z_OK 0 ------------------ 374| 1|} functable.c:force_init_empty: 63| 750|static int force_init_empty(void) { 64| 750| return 0; 65| 750|} inflate_fast_avx2: 53| 3.77k|void Z_INTERNAL INFLATE_FAST(PREFIX3(stream) *strm, uint32_t start) { 54| | /* start: inflate()'s starting value for strm->avail_out */ 55| 3.77k| struct inflate_state *state; 56| 3.77k| z_const unsigned char *in; /* local strm->next_in */ ------------------ | | 23| 3.77k|#define z_const const ------------------ 57| 3.77k| const unsigned char *last; /* have enough input while in < last */ 58| 3.77k| unsigned char *out; /* local strm->next_out */ 59| 3.77k| unsigned char *beg; /* inflate()'s initial strm->next_out */ 60| 3.77k| unsigned char *end; /* while out < end, enough space available */ 61| 3.77k| unsigned char *safe; /* can use chunkcopy provided out < safe */ 62| 3.77k| unsigned char *window; /* allocated sliding window, if wsize != 0 */ 63| 3.77k| unsigned wsize; /* window size or zero if not using window */ 64| 3.77k| unsigned whave; /* valid bytes in the window */ 65| 3.77k| unsigned wnext; /* window write index */ 66| | 67| | /* hold is a local copy of strm->hold. By default, hold satisfies the same 68| | invariants that strm->hold does, namely that (hold >> bits) == 0. This 69| | invariant is kept by loading bits into hold one byte at a time, like: 70| | 71| | hold |= next_byte_of_input << bits; in++; bits += 8; 72| | 73| | If we need to ensure that bits >= 15 then this code snippet is simply 74| | repeated. Over one iteration of the outermost do/while loop, this 75| | happens up to six times (48 bits of input), as described in the NOTES 76| | above. 77| | 78| | However, on some little endian architectures, it can be significantly 79| | faster to load 64 bits once instead of 8 bits six times: 80| | 81| | if (bits <= 16) { 82| | hold |= next_8_bytes_of_input << bits; in += 6; bits += 48; 83| | } 84| | 85| | Unlike the simpler one byte load, shifting the next_8_bytes_of_input 86| | by bits will overflow and lose those high bits, up to 2 bytes' worth. 87| | The conservative estimate is therefore that we have read only 6 bytes 88| | (48 bits). Again, as per the NOTES above, 48 bits is sufficient for the 89| | rest of the iteration, and we will not need to load another 8 bytes. 90| | 91| | Inside this function, we no longer satisfy (hold >> bits) == 0, but 92| | this is not problematic, even if that overflow does not land on an 8 bit 93| | byte boundary. Those excess bits will eventually shift down lower as the 94| | Huffman decoder consumes input, and when new input bits need to be loaded 95| | into the bits variable, the same input bits will be or'ed over those 96| | existing bits. A bitwise or is idempotent: (a | b | b) equals (a | b). 97| | Note that we therefore write that load operation as "hold |= etc" and not 98| | "hold += etc". 99| | 100| | Outside that loop, at the end of the function, hold is bitwise and'ed 101| | with (1<hold >> state->bits) == 0. 103| | */ 104| 3.77k| unsigned bits; /* local strm->bits */ 105| 3.77k| uint64_t hold; /* local strm->hold */ 106| 3.77k| unsigned lmask; /* mask for first level of length codes */ 107| 3.77k| unsigned dmask; /* mask for first level of distance codes */ 108| 3.77k| code const *lcode; /* local strm->lencode */ 109| 3.77k| code const *dcode; /* local strm->distcode */ 110| 3.77k| const code *here; /* retrieved table entry */ 111| 3.77k| unsigned op; /* code bits, operation, extra bits, or */ 112| | /* window position, window bytes to copy */ 113| 3.77k| unsigned len; /* match length, unused bytes */ 114| 3.77k| unsigned char *from; /* where to copy match from */ 115| 3.77k| unsigned dist; /* match distance */ 116| 3.77k| unsigned extra_safe; /* copy chunks safely in all cases */ 117| | 118| | /* copy state to local variables */ 119| 3.77k| state = (struct inflate_state *)strm->state; 120| 3.77k| in = strm->next_in; 121| 3.77k| last = in + (strm->avail_in - (INFLATE_FAST_MIN_HAVE - 1)); ------------------ | | 137| 3.77k|#define INFLATE_FAST_MIN_HAVE 15 ------------------ 122| 3.77k| out = strm->next_out; 123| 3.77k| beg = out - (start - strm->avail_out); 124| 3.77k| end = out + (strm->avail_out - (INFLATE_FAST_MIN_LEFT - 1)); ------------------ | | 138| 3.77k|#define INFLATE_FAST_MIN_LEFT 260 ------------------ 125| 3.77k| safe = out + strm->avail_out; 126| 3.77k| wsize = state->wsize; 127| 3.77k| whave = state->whave; 128| 3.77k| wnext = state->wnext; 129| 3.77k| window = state->window; 130| 3.77k| hold = state->hold; 131| 3.77k| bits = state->bits; 132| 3.77k| lcode = state->lencode; 133| 3.77k| dcode = state->distcode; 134| 3.77k| lmask = (1U << state->lenbits) - 1; 135| 3.77k| dmask = (1U << state->distbits) - 1; 136| | 137| | /* Detect if out and window point to the same memory allocation. In this instance it is 138| | necessary to use safe chunk copy functions to prevent overwriting the window. If the 139| | window is overwritten then future matches with far distances will fail to copy correctly. */ 140| 3.77k| extra_safe = (wsize != 0 && out >= window && out + INFLATE_FAST_MIN_LEFT <= window + state->wbufsize); ------------------ | | 138| 0|#define INFLATE_FAST_MIN_LEFT 260 ------------------ | Branch (140:19): [True: 0, False: 3.77k] | Branch (140:33): [True: 0, False: 0] | Branch (140:50): [True: 0, False: 0] ------------------ 141| | 142| 3.77k|#define REFILL() do { \ 143| 3.77k| hold |= load_64_bits(in, bits); \ 144| 3.77k| in += 7; \ 145| 3.77k| in -= ((bits >> 3) & 7); \ 146| 3.77k| bits |= 56; \ 147| 3.77k| } while (0) 148| | 149| | /* decode literals and length/distances until end-of-block or not enough 150| | input data or output space */ 151| 293k| do { 152| 293k| REFILL(); ------------------ | | 142| 293k|#define REFILL() do { \ | | 143| 293k| hold |= load_64_bits(in, bits); \ | | 144| 293k| in += 7; \ | | 145| 293k| in -= ((bits >> 3) & 7); \ | | 146| 293k| bits |= 56; \ | | 147| 293k| } while (0) | | ------------------ | | | Branch (147:14): [Folded, False: 293k] | | ------------------ ------------------ 153| 293k| here = lcode + (hold & lmask); 154| 293k| if (here->op == 0) { ------------------ | Branch (154:13): [True: 90.3k, False: 202k] ------------------ 155| 90.3k| *out++ = (unsigned char)(here->val); 156| 90.3k| DROPBITS(here->bits); ------------------ | | 118| 90.3k| do { \ | | 119| 90.3k| hold >>= (n); \ | | 120| 90.3k| bits -= (unsigned)(n); \ | | 121| 90.3k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 90.3k] | | ------------------ ------------------ 157| 90.3k| here = lcode + (hold & lmask); 158| 90.3k| if (here->op == 0) { ------------------ | Branch (158:17): [True: 37.4k, False: 52.9k] ------------------ 159| 37.4k| *out++ = (unsigned char)(here->val); 160| 37.4k| DROPBITS(here->bits); ------------------ | | 118| 37.4k| do { \ | | 119| 37.4k| hold >>= (n); \ | | 120| 37.4k| bits -= (unsigned)(n); \ | | 121| 37.4k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 37.4k] | | ------------------ ------------------ 161| 37.4k| here = lcode + (hold & lmask); 162| 37.4k| } 163| 90.3k| } 164| 299k| dolen: 165| 299k| DROPBITS(here->bits); ------------------ | | 118| 299k| do { \ | | 119| 299k| hold >>= (n); \ | | 120| 299k| bits -= (unsigned)(n); \ | | 121| 299k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 299k] | | ------------------ ------------------ 166| 299k| op = here->op; 167| 299k| if (op == 0) { /* literal */ ------------------ | Branch (167:13): [True: 31.6k, False: 267k] ------------------ 168| 31.6k| Tracevv((stderr, here->val >= 0x20 && here->val < 0x7f ? 169| 31.6k| "inflate: literal '%c'\n" : 170| 31.6k| "inflate: literal 0x%02x\n", here->val)); 171| 31.6k| *out++ = (unsigned char)(here->val); 172| 267k| } else if (op & 16) { /* length base */ ------------------ | Branch (172:20): [True: 260k, False: 7.17k] ------------------ 173| 260k| len = here->val; 174| 260k| op &= MAX_BITS; /* number of extra bits */ ------------------ | | 39| 260k|#define MAX_BITS 15 ------------------ 175| 260k| len += BITS(op); ------------------ | | 114| 260k| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 176| 260k| DROPBITS(op); ------------------ | | 118| 260k| do { \ | | 119| 260k| hold >>= (n); \ | | 120| 260k| bits -= (unsigned)(n); \ | | 121| 260k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 260k] | | ------------------ ------------------ 177| 260k| Tracevv((stderr, "inflate: length %u\n", len)); 178| 260k| here = dcode + (hold & dmask); 179| 260k| if (bits < MAX_BITS + MAX_DIST_EXTRA_BITS) { ------------------ | | 39| 260k|#define MAX_BITS 15 ------------------ if (bits < MAX_BITS + MAX_DIST_EXTRA_BITS) { ------------------ | | 41| 260k|#define MAX_DIST_EXTRA_BITS 13 ------------------ | Branch (179:17): [True: 332, False: 260k] ------------------ 180| 332| REFILL(); ------------------ | | 142| 332|#define REFILL() do { \ | | 143| 332| hold |= load_64_bits(in, bits); \ | | 144| 332| in += 7; \ | | 145| 332| in -= ((bits >> 3) & 7); \ | | 146| 332| bits |= 56; \ | | 147| 332| } while (0) | | ------------------ | | | Branch (147:14): [Folded, False: 332] | | ------------------ ------------------ 181| 332| } 182| 262k| dodist: 183| 262k| DROPBITS(here->bits); ------------------ | | 118| 262k| do { \ | | 119| 262k| hold >>= (n); \ | | 120| 262k| bits -= (unsigned)(n); \ | | 121| 262k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 262k] | | ------------------ ------------------ 184| 262k| op = here->op; 185| 262k| if (op & 16) { /* distance base */ ------------------ | Branch (185:17): [True: 260k, False: 1.64k] ------------------ 186| 260k| dist = here->val; 187| 260k| op &= MAX_BITS; /* number of extra bits */ ------------------ | | 39| 260k|#define MAX_BITS 15 ------------------ 188| 260k| dist += BITS(op); ------------------ | | 114| 260k| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 189| |#ifdef INFLATE_STRICT 190| | if (dist > state->dmax) { 191| | SET_BAD("invalid distance too far back"); 192| | break; 193| | } 194| |#endif 195| 260k| DROPBITS(op); ------------------ | | 118| 260k| do { \ | | 119| 260k| hold >>= (n); \ | | 120| 260k| bits -= (unsigned)(n); \ | | 121| 260k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 260k] | | ------------------ ------------------ 196| 260k| Tracevv((stderr, "inflate: distance %u\n", dist)); 197| 260k| op = (unsigned)(out - beg); /* max distance in output */ 198| 260k| if (dist > op) { /* see if copy from window */ ------------------ | Branch (198:21): [True: 20, False: 260k] ------------------ 199| 20| op = dist - op; /* distance back in window */ 200| 20| if (op > whave) { ------------------ | Branch (200:25): [True: 20, False: 0] ------------------ 201| |#ifdef INFLATE_ALLOW_INVALID_DISTANCE_TOOFAR_ARRR 202| | if (state->sane) { 203| | SET_BAD("invalid distance too far back"); 204| | break; 205| | } 206| | if (len <= op - whave) { 207| | do { 208| | *out++ = 0; 209| | } while (--len); 210| | continue; 211| | } 212| | len -= op - whave; 213| | do { 214| | *out++ = 0; 215| | } while (--op > whave); 216| | if (op == 0) { 217| | from = out - dist; 218| | do { 219| | *out++ = *from++; 220| | } while (--len); 221| | continue; 222| | } 223| |#else 224| 20| SET_BAD("invalid distance too far back"); ------------------ | | 132| 20| do { \ | | 133| 20| state->mode = BAD; \ | | 134| 20| strm->msg = (char *)errmsg; \ | | 135| 20| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 20] | | ------------------ ------------------ 225| 20| break; 226| 20|#endif 227| 20| } 228| 0| from = window; 229| 0| if (wnext == 0) { /* very common case */ ------------------ | Branch (229:25): [True: 0, False: 0] ------------------ 230| 0| from += wsize - op; 231| 0| } else if (wnext >= op) { /* contiguous in window */ ------------------ | Branch (231:32): [True: 0, False: 0] ------------------ 232| 0| from += wnext - op; 233| 0| } else { /* wrap around window */ 234| 0| op -= wnext; 235| 0| from += wsize - op; 236| 0| if (op < len) { /* some from end of window */ ------------------ | Branch (236:29): [True: 0, False: 0] ------------------ 237| 0| len -= op; 238| 0| out = CHUNKCOPY_SAFE(out, from, op, safe); 239| 0| from = window; /* more from start of window */ 240| 0| op = wnext; 241| | /* This (rare) case can create a situation where 242| | the first chunkcopy below must be checked. 243| | */ 244| 0| } 245| 0| } 246| 0| if (op < len) { /* still need some from output */ ------------------ | Branch (246:25): [True: 0, False: 0] ------------------ 247| 0| len -= op; 248| 0| if (!extra_safe) { ------------------ | Branch (248:29): [True: 0, False: 0] ------------------ 249| 0| out = CHUNKCOPY_SAFE(out, from, op, safe); 250| 0| out = CHUNKUNROLL(out, &dist, &len); ------------------ | | 120| 0|#define CHUNKUNROLL chunkunroll_avx2 ------------------ 251| 0| out = CHUNKCOPY_SAFE(out, out - dist, len, safe); 252| 0| } else { 253| 0| out = chunkcopy_safe(out, from, op, safe); 254| 0| out = chunkcopy_safe(out, out - dist, len, safe); 255| 0| } 256| 0| } else { 257| 0|#ifndef HAVE_MASKED_READWRITE 258| 0| if (extra_safe) ------------------ | Branch (258:29): [True: 0, False: 0] ------------------ 259| 0| out = chunkcopy_safe(out, from, len, safe); 260| 0| else 261| 0|#endif 262| 0| out = CHUNKCOPY_SAFE(out, from, len, safe); 263| 0| } 264| 0|#ifndef HAVE_MASKED_READWRITE 265| 260k| } else if (extra_safe) { ------------------ | Branch (265:28): [True: 0, False: 260k] ------------------ 266| | /* Whole reference is in range of current output. */ 267| 0| out = chunkcopy_safe(out, out - dist, len, safe); 268| 0|#endif 269| 260k| } else { 270| | /* Whole reference is in range of current output. No range checks are 271| | necessary because we start with room for at least 258 bytes of output, 272| | so unroll and roundoff operations can write beyond `out+len` so long 273| | as they stay within 258 bytes of `out`. 274| | */ 275| 260k| if (dist >= len || dist >= CHUNKSIZE()) ------------------ | | 118| 209k|#define CHUNKSIZE chunksize_avx2 ------------------ | Branch (275:25): [True: 51.1k, False: 209k] | Branch (275:40): [True: 2.37k, False: 206k] ------------------ 276| 53.5k| out = CHUNKCOPY(out, out - dist, len); ------------------ | | 119| 53.5k|#define CHUNKCOPY chunkcopy_avx2 ------------------ 277| 206k| else 278| 206k| out = CHUNKMEMSET(out, out - dist, len); ------------------ | | 121| 206k|#define CHUNKMEMSET chunkmemset_avx2 ------------------ 279| 260k| } 280| 260k| } else if ((op & 64) == 0) { /* 2nd level distance code */ ------------------ | Branch (280:24): [True: 1.63k, False: 5] ------------------ 281| 1.63k| here = dcode + here->val + BITS(op); ------------------ | | 114| 1.63k| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 282| 1.63k| goto dodist; 283| 1.63k| } else { 284| 5| SET_BAD("invalid distance code"); ------------------ | | 132| 5| do { \ | | 133| 5| state->mode = BAD; \ | | 134| 5| strm->msg = (char *)errmsg; \ | | 135| 5| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 5] | | ------------------ ------------------ 285| 5| break; 286| 5| } 287| 262k| } else if ((op & 64) == 0) { /* 2nd level length code */ ------------------ | Branch (287:20): [True: 6.26k, False: 918] ------------------ 288| 6.26k| here = lcode + here->val + BITS(op); ------------------ | | 114| 6.26k| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 289| 6.26k| goto dolen; 290| 6.26k| } else if (op & 32) { /* end-of-block */ ------------------ | Branch (290:20): [True: 916, False: 2] ------------------ 291| 916| Tracevv((stderr, "inflate: end of block\n")); 292| 916| state->mode = TYPE; 293| 916| break; 294| 916| } else { 295| 2| SET_BAD("invalid literal/length code"); ------------------ | | 132| 2| do { \ | | 133| 2| state->mode = BAD; \ | | 134| 2| strm->msg = (char *)errmsg; \ | | 135| 2| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 2] | | ------------------ ------------------ 296| 2| break; 297| 2| } 298| 299k| } while (in < last && out < end); ------------------ | Branch (298:14): [True: 289k, False: 2.73k] | Branch (298:27): [True: 289k, False: 93] ------------------ 299| | 300| | /* return unused bytes (on entry, bits < 8, so in won't go too far back) */ 301| 3.77k| len = bits >> 3; 302| 3.77k| in -= len; 303| 3.77k| bits -= len << 3; 304| 3.77k| hold &= (UINT64_C(1) << bits) - 1; 305| | 306| | /* update state and return */ 307| 3.77k| strm->next_in = in; 308| 3.77k| strm->next_out = out; 309| 3.77k| strm->avail_in = (unsigned)(in < last ? (INFLATE_FAST_MIN_HAVE - 1) + (last - in) ------------------ | | 137| 3.48k|#define INFLATE_FAST_MIN_HAVE 15 ------------------ | Branch (309:33): [True: 3.48k, False: 289] ------------------ 310| 3.77k| : (INFLATE_FAST_MIN_HAVE - 1) - (in - last)); ------------------ | | 137| 289|#define INFLATE_FAST_MIN_HAVE 15 ------------------ 311| 3.77k| strm->avail_out = (unsigned)(out < end ? (INFLATE_FAST_MIN_LEFT - 1) + (end - out) ------------------ | | 138| 3.67k|#define INFLATE_FAST_MIN_LEFT 260 ------------------ | Branch (311:34): [True: 3.67k, False: 95] ------------------ 312| 3.77k| : (INFLATE_FAST_MIN_LEFT - 1) - (out - end)); ------------------ | | 138| 95|#define INFLATE_FAST_MIN_LEFT 260 ------------------ 313| | 314| 3.77k| Assert(bits <= 32, "Remaining bits greater than 32"); 315| 3.77k| state->hold = (uint32_t)hold; 316| 3.77k| state->bits = bits; 317| 3.77k| return; 318| 3.77k|} zng_inflateResetKeep: 61| 751|int32_t Z_EXPORT PREFIX(inflateResetKeep)(PREFIX3(stream) *strm) { 62| 751| struct inflate_state *state; 63| | 64| 751| if (inflateStateCheck(strm)) ------------------ | Branch (64:9): [True: 0, False: 751] ------------------ 65| 0| return Z_STREAM_ERROR; ------------------ | | 184| 0|#define Z_STREAM_ERROR (-2) ------------------ 66| 751| state = (struct inflate_state *)strm->state; 67| 751| strm->total_in = strm->total_out = state->total = 0; 68| 751| strm->msg = NULL; 69| 751| if (state->wrap) /* to support ill-conceived Java test suite */ ------------------ | Branch (69:9): [True: 751, False: 0] ------------------ 70| 751| strm->adler = state->wrap & 1; 71| 751| state->mode = HEAD; 72| 751| state->check = ADLER32_INITIAL_VALUE; ------------------ | | 65| 751|#define ADLER32_INITIAL_VALUE 1 /* initial adler-32 hash value */ ------------------ 73| 751| state->last = 0; 74| 751| state->havedict = 0; 75| 751| state->flags = -1; 76| 751| state->head = NULL; 77| 751| state->hold = 0; 78| 751| state->bits = 0; 79| 751| state->lencode = state->distcode = state->next = state->codes; 80| 751| state->back = -1; 81| |#ifdef INFLATE_STRICT 82| | state->dmax = 32768U; 83| |#endif 84| |#ifdef INFLATE_ALLOW_INVALID_DISTANCE_TOOFAR_ARRR 85| | state->sane = 1; 86| |#endif 87| 751| INFLATE_RESET_KEEP_HOOK(strm); /* hook for IBM Z DFLTCC */ ------------------ | | 25| 751|# define INFLATE_RESET_KEEP_HOOK(strm) do {} while (0) | | ------------------ | | | Branch (25:54): [Folded, False: 751] | | ------------------ ------------------ 88| 751| Tracev((stderr, "inflate: reset\n")); 89| 751| return Z_OK; ------------------ | | 180| 751|#define Z_OK 0 ------------------ 90| 751|} zng_inflateReset: 92| 751|int32_t Z_EXPORT PREFIX(inflateReset)(PREFIX3(stream) *strm) { 93| 751| struct inflate_state *state; 94| | 95| 751| if (inflateStateCheck(strm)) ------------------ | Branch (95:9): [True: 0, False: 751] ------------------ 96| 0| return Z_STREAM_ERROR; ------------------ | | 184| 0|#define Z_STREAM_ERROR (-2) ------------------ 97| 751| state = (struct inflate_state *)strm->state; 98| 751| state->wsize = 0; 99| 751| state->whave = 0; 100| 751| state->wnext = 0; 101| 751| return PREFIX(inflateResetKeep)(strm); ------------------ | | 97| 751|# define PREFIX(x) zng_ ## x ------------------ 102| 751|} zng_inflateReset2: 104| 751|int32_t Z_EXPORT PREFIX(inflateReset2)(PREFIX3(stream) *strm, int32_t windowBits) { 105| 751| int wrap; 106| 751| struct inflate_state *state; 107| | 108| | /* get the state */ 109| 751| if (inflateStateCheck(strm)) ------------------ | Branch (109:9): [True: 0, False: 751] ------------------ 110| 0| return Z_STREAM_ERROR; ------------------ | | 184| 0|#define Z_STREAM_ERROR (-2) ------------------ 111| 751| state = (struct inflate_state *)strm->state; 112| | 113| | /* extract wrap request from windowBits parameter */ 114| 751| if (windowBits < 0) { ------------------ | Branch (114:9): [True: 0, False: 751] ------------------ 115| 0| wrap = 0; 116| 0| if (windowBits < -MAX_WBITS) ------------------ | | 39| 0|# define MAX_WBITS 15 /* 32K LZ77 window */ ------------------ | Branch (116:13): [True: 0, False: 0] ------------------ 117| 0| return Z_STREAM_ERROR; ------------------ | | 184| 0|#define Z_STREAM_ERROR (-2) ------------------ 118| 0| windowBits = -windowBits; 119| 751| } else { 120| 751| wrap = (windowBits >> 4) + 5; 121| 751|#ifdef GUNZIP 122| 751| if (windowBits < 48) ------------------ | Branch (122:13): [True: 751, False: 0] ------------------ 123| 751| windowBits &= MAX_WBITS; ------------------ | | 39| 751|# define MAX_WBITS 15 /* 32K LZ77 window */ ------------------ 124| 751|#endif 125| 751| } 126| | 127| | /* set number of window bits */ 128| 751| if (windowBits && (windowBits < MIN_WBITS || windowBits > MAX_WBITS)) ------------------ | | 36| 1.50k|# define MIN_WBITS 8 /* 256 LZ77 window */ ------------------ if (windowBits && (windowBits < MIN_WBITS || windowBits > MAX_WBITS)) ------------------ | | 39| 751|# define MAX_WBITS 15 /* 32K LZ77 window */ ------------------ | Branch (128:9): [True: 751, False: 0] | Branch (128:24): [True: 0, False: 751] | Branch (128:50): [True: 0, False: 751] ------------------ 129| 0| return Z_STREAM_ERROR; ------------------ | | 184| 0|#define Z_STREAM_ERROR (-2) ------------------ 130| | 131| | /* update state and reset the rest of it */ 132| 751| state->wrap = wrap; 133| 751| state->wbits = (unsigned)windowBits; 134| 751| return PREFIX(inflateReset)(strm); ------------------ | | 97| 751|# define PREFIX(x) zng_ ## x ------------------ 135| 751|} alloc_inflate: 152| 751|Z_INTERNAL inflate_allocs* alloc_inflate(PREFIX3(stream) *strm) { 153| 751| int curr_size = 0; 154| | 155| | /* Define sizes */ 156| 751| int window_size = INFLATE_ADJUST_WINDOW_SIZE((1 << MAX_WBITS) + 64); /* 64B padding for chunksize */ ------------------ | | 23| 751|# define INFLATE_ADJUST_WINDOW_SIZE(n) (n) ------------------ 157| 751| int state_size = sizeof(inflate_state); 158| 751| int alloc_size = sizeof(inflate_allocs); 159| | 160| | /* Calculate relative buffer positions and paddings */ 161| 751| LOGSZP("window", window_size, PAD_WINDOW(curr_size), PADSZ(curr_size,WINDOW_PAD_SIZE)); 162| 751| int window_pos = PAD_WINDOW(curr_size); ------------------ | | 465| 751|# define PAD_WINDOW PAD_64 | | ------------------ | | | | 245| 751|#define PAD_64(bpos) ((bpos) + PADSZ((bpos),64)) | | | | ------------------ | | | | | | 243| 751|#define PADSZ(bpos, pad) (((pad) - ((uintptr_t)(bpos) % (pad))) % (pad)) | | | | ------------------ | | ------------------ ------------------ 163| 751| curr_size = window_pos + window_size; 164| | 165| 751| LOGSZP("state", state_size, PAD_64(curr_size), PADSZ(curr_size,64)); 166| 751| int state_pos = PAD_64(curr_size); ------------------ | | 245| 751|#define PAD_64(bpos) ((bpos) + PADSZ((bpos),64)) | | ------------------ | | | | 243| 751|#define PADSZ(bpos, pad) (((pad) - ((uintptr_t)(bpos) % (pad))) % (pad)) | | ------------------ ------------------ 167| 751| curr_size = state_pos + state_size; 168| | 169| 751| LOGSZP("alloc", alloc_size, PAD_16(curr_size), PADSZ(curr_size,16)); 170| 751| int alloc_pos = PAD_16(curr_size); ------------------ | | 244| 751|#define PAD_16(bpos) ((bpos) + PADSZ((bpos),16)) | | ------------------ | | | | 243| 751|#define PADSZ(bpos, pad) (((pad) - ((uintptr_t)(bpos) % (pad))) % (pad)) | | ------------------ ------------------ 171| 751| curr_size = alloc_pos + alloc_size; 172| | 173| | /* Add 64-1 or 4096-1 to allow window alignment, and round size of buffer up to multiple of 64 */ 174| 751| int total_size = PAD_64(curr_size + (WINDOW_PAD_SIZE - 1)); ------------------ | | 245| 751|#define PAD_64(bpos) ((bpos) + PADSZ((bpos),64)) | | ------------------ | | | | 243| 751|#define PADSZ(bpos, pad) (((pad) - ((uintptr_t)(bpos) % (pad))) % (pad)) | | ------------------ ------------------ 175| | 176| | /* Allocate buffer, align to 64-byte cacheline, and zerofill the resulting buffer */ 177| 751| char *original_buf = (char *)strm->zalloc(strm->opaque, 1, total_size); 178| 751| if (original_buf == NULL) ------------------ | Branch (178:9): [True: 0, False: 751] ------------------ 179| 0| return NULL; 180| | 181| 751| char *buff = (char *)HINT_ALIGNED_WINDOW((char *)PAD_WINDOW(original_buf)); ------------------ | | 467| 751|# define HINT_ALIGNED_WINDOW HINT_ALIGNED_64 | | ------------------ | | | | 236| 751|#define HINT_ALIGNED_64(p) HINT_ALIGNED((p),64) | | | | ------------------ | | | | | | 231| 751|# define HINT_ALIGNED(p,n) __builtin_assume_aligned((void *)(p),(n)) | | | | ------------------ | | ------------------ ------------------ 182| 751| LOGSZPL("Buffer alloc", total_size, PADSZ((uintptr_t)original_buf,WINDOW_PAD_SIZE), PADSZ(curr_size,WINDOW_PAD_SIZE)); 183| | 184| | /* Initialize alloc_bufs */ 185| 751| inflate_allocs *alloc_bufs = (struct inflate_allocs_s *)(buff + alloc_pos); 186| 751| alloc_bufs->buf_start = original_buf; 187| 751| alloc_bufs->zfree = strm->zfree; 188| | 189| 751| alloc_bufs->window = (unsigned char *)HINT_ALIGNED_WINDOW((buff + window_pos)); ------------------ | | 467| 751|# define HINT_ALIGNED_WINDOW HINT_ALIGNED_64 | | ------------------ | | | | 236| 751|#define HINT_ALIGNED_64(p) HINT_ALIGNED((p),64) | | | | ------------------ | | | | | | 231| 751|# define HINT_ALIGNED(p,n) __builtin_assume_aligned((void *)(p),(n)) | | | | ------------------ | | ------------------ ------------------ 190| 751| alloc_bufs->state = (inflate_state *)HINT_ALIGNED_64((buff + state_pos)); ------------------ | | 236| 751|#define HINT_ALIGNED_64(p) HINT_ALIGNED((p),64) | | ------------------ | | | | 231| 751|# define HINT_ALIGNED(p,n) __builtin_assume_aligned((void *)(p),(n)) | | ------------------ ------------------ 191| | 192| |#ifdef Z_MEMORY_SANITIZER 193| | /* This is _not_ to subvert the memory sanitizer but to instead unposion some 194| | data we willingly and purposefully load uninitialized into vector registers 195| | in order to safely read the last < chunksize bytes of the window. */ 196| | __msan_unpoison(alloc_bufs->window + window_size, 64); 197| |#endif 198| | 199| 751| return alloc_bufs; 200| 751|} free_inflate: 205| 751|Z_INTERNAL void free_inflate(PREFIX3(stream) *strm) { 206| 751| struct inflate_state *state = (struct inflate_state *)strm->state; 207| | 208| 751| if (state->alloc_bufs != NULL) { ------------------ | Branch (208:9): [True: 751, False: 0] ------------------ 209| 751| inflate_allocs *alloc_bufs = state->alloc_bufs; 210| 751| alloc_bufs->zfree(strm->opaque, alloc_bufs->buf_start); 211| | strm->state = NULL; 212| 751| } 213| 751|} zng_inflateInit2: 219| 751|int32_t ZNG_CONDEXPORT PREFIX(inflateInit2)(PREFIX3(stream) *strm, int32_t windowBits) { 220| 751| struct inflate_state *state; 221| 751| int32_t ret; 222| | 223| | /* Initialize functable */ 224| 751| FUNCTABLE_INIT; ------------------ | | 48| 751|# define FUNCTABLE_INIT if (functable.force_init()) {return Z_VERSION_ERROR;} | | ------------------ | | | | 188| 0|#define Z_VERSION_ERROR (-6) | | ------------------ | | | Branch (48:30): [True: 0, False: 751] | | ------------------ ------------------ 225| | 226| 751| if (strm == NULL) ------------------ | Branch (226:9): [True: 0, False: 751] ------------------ 227| 0| return Z_STREAM_ERROR; ------------------ | | 184| 0|#define Z_STREAM_ERROR (-2) ------------------ 228| 751| strm->msg = NULL; /* in case we return an error */ 229| 751| if (strm->zalloc == NULL) { ------------------ | Branch (229:9): [True: 751, False: 0] ------------------ 230| 751| strm->zalloc = PREFIX(zcalloc); ------------------ | | 97| 751|# define PREFIX(x) zng_ ## x ------------------ 231| 751| strm->opaque = NULL; 232| 751| } 233| 751| if (strm->zfree == NULL) ------------------ | Branch (233:9): [True: 751, False: 0] ------------------ 234| 751| strm->zfree = PREFIX(zcfree); ------------------ | | 97| 751|# define PREFIX(x) zng_ ## x ------------------ 235| | 236| 751| inflate_allocs *alloc_bufs = alloc_inflate(strm); 237| 751| if (alloc_bufs == NULL) ------------------ | Branch (237:9): [True: 0, False: 751] ------------------ 238| 0| return Z_MEM_ERROR; ------------------ | | 186| 0|#define Z_MEM_ERROR (-4) ------------------ 239| | 240| 751| state = alloc_bufs->state; 241| 751| state->window = alloc_bufs->window; 242| 751| state->alloc_bufs = alloc_bufs; 243| 751| state->wbufsize = INFLATE_ADJUST_WINDOW_SIZE((1 << MAX_WBITS) + 64); ------------------ | | 23| 751|# define INFLATE_ADJUST_WINDOW_SIZE(n) (n) ------------------ 244| 751| Tracev((stderr, "inflate: allocated\n")); 245| | 246| 751| strm->state = (struct internal_state *)state; 247| 751| state->strm = strm; 248| 751| state->mode = HEAD; /* to pass state test in inflateReset2() */ 249| 751| ret = PREFIX(inflateReset2)(strm, windowBits); ------------------ | | 97| 751|# define PREFIX(x) zng_ ## x ------------------ 250| 751| if (ret != Z_OK) { ------------------ | | 180| 751|#define Z_OK 0 ------------------ | Branch (250:9): [True: 0, False: 751] ------------------ 251| 0| free_inflate(strm); 252| 0| } 253| 751| return ret; 254| 751|} zng_inflateInit: 257| 751|int32_t Z_EXPORT PREFIX(inflateInit)(PREFIX3(stream) *strm) { 258| 751| return PREFIX(inflateInit2)(strm, DEF_WBITS); ------------------ | | 97| 751|# define PREFIX(x) zng_ ## x ------------------ return PREFIX(inflateInit2)(strm, DEF_WBITS); ------------------ | | 35| 751|# define DEF_WBITS MAX_WBITS | | ------------------ | | | | 39| 751|# define MAX_WBITS 15 /* 32K LZ77 window */ | | ------------------ ------------------ 259| 751|} zng_fixedtables: 303| 1.20k|void Z_INTERNAL PREFIX(fixedtables)(struct inflate_state *state) { 304| 1.20k| state->lencode = lenfix; 305| 1.20k| state->lenbits = 9; 306| 1.20k| state->distcode = distfix; 307| 1.20k| state->distbits = 5; 308| 1.20k|} zng_inflate: 475| 1.03k|int32_t Z_EXPORT PREFIX(inflate)(PREFIX3(stream) *strm, int32_t flush) { 476| 1.03k| struct inflate_state *state; 477| 1.03k| const unsigned char *next; /* next input */ 478| 1.03k| unsigned char *put; /* next output */ 479| 1.03k| unsigned char *from; /* where to copy match bytes from */ 480| 1.03k| unsigned have, left; /* available input and output */ 481| 1.03k| uint64_t hold; /* bit buffer */ 482| 1.03k| unsigned bits; /* bits in bit buffer */ 483| 1.03k| uint32_t in, out; /* save starting available input and output */ 484| 1.03k| unsigned copy; /* number of stored or match bytes to copy */ 485| 1.03k| code here; /* current decoding table entry */ 486| 1.03k| code last; /* parent table entry */ 487| 1.03k| unsigned len; /* length to copy for repeats, bits to drop */ 488| 1.03k| int32_t ret; /* return code */ 489| 1.03k|#ifdef GUNZIP 490| 1.03k| unsigned char hbuf[4]; /* buffer for gzip header crc calculation */ 491| 1.03k|#endif 492| 1.03k| static const uint16_t order[19] = /* permutation of code lengths */ 493| 1.03k| {16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15}; 494| | 495| 1.03k| if (inflateStateCheck(strm) || strm->next_out == NULL || ------------------ | Branch (495:9): [True: 0, False: 1.03k] | Branch (495:36): [True: 0, False: 1.03k] ------------------ 496| 1.03k| (strm->next_in == NULL && strm->avail_in != 0)) ------------------ | Branch (496:10): [True: 0, False: 1.03k] | Branch (496:35): [True: 0, False: 0] ------------------ 497| 0| return Z_STREAM_ERROR; ------------------ | | 184| 0|#define Z_STREAM_ERROR (-2) ------------------ 498| | 499| 1.03k| state = (struct inflate_state *)strm->state; 500| 1.03k| if (state->mode == TYPE) /* skip check */ ------------------ | Branch (500:9): [True: 3, False: 1.03k] ------------------ 501| 3| state->mode = TYPEDO; 502| 1.03k| LOAD(); ------------------ | | 77| 1.03k| do { \ | | 78| 1.03k| put = strm->next_out; \ | | 79| 1.03k| left = strm->avail_out; \ | | 80| 1.03k| next = strm->next_in; \ | | 81| 1.03k| have = strm->avail_in; \ | | 82| 1.03k| hold = state->hold; \ | | 83| 1.03k| bits = state->bits; \ | | 84| 1.03k| } while (0) | | ------------------ | | | Branch (84:14): [Folded, False: 1.03k] | | ------------------ ------------------ 503| 1.03k| in = have; 504| 1.03k| out = left; 505| 1.03k| ret = Z_OK; ------------------ | | 180| 1.03k|#define Z_OK 0 ------------------ 506| 1.03k| for (;;) 507| 17.1k| switch (state->mode) { 508| 754| case HEAD: ------------------ | Branch (508:9): [True: 754, False: 16.3k] ------------------ 509| 754| if (state->wrap == 0) { ------------------ | Branch (509:17): [True: 0, False: 754] ------------------ 510| 0| state->mode = TYPEDO; 511| 0| break; 512| 0| } 513| 754| NEEDBITS(16); ------------------ | | 107| 754| do { \ | | 108| 2.25k| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 1.50k, False: 748] | | ------------------ | | 109| 1.50k| PULLBYTE(); \ | | ------------------ | | | | 386| 1.50k| do { \ | | | | 387| 1.50k| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 6, False: 1.49k] | | | | ------------------ | | | | 388| 1.50k| have--; \ | | | | 389| 1.49k| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 1.49k| bits += 8; \ | | | | 391| 1.49k| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 1.49k] | | | | ------------------ | | ------------------ | | 110| 754| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 748] | | ------------------ ------------------ 514| 748|#ifdef GUNZIP 515| 748| if ((state->wrap & 2) && hold == 0x8b1f) { /* gzip header */ ------------------ | Branch (515:17): [True: 0, False: 748] | Branch (515:38): [True: 0, False: 0] ------------------ 516| 0| if (state->wbits == 0) ------------------ | Branch (516:21): [True: 0, False: 0] ------------------ 517| 0| state->wbits = MAX_WBITS; ------------------ | | 39| 0|# define MAX_WBITS 15 /* 32K LZ77 window */ ------------------ 518| 0| state->check = CRC32_INITIAL_VALUE; ------------------ | | 66| 0|#define CRC32_INITIAL_VALUE 0 /* initial crc-32 hash value */ ------------------ 519| 0| CRC2(state->check, hold); ------------------ | | 59| 0| do { \ | | 60| 0| hbuf[0] = (unsigned char)(word); \ | | 61| 0| hbuf[1] = (unsigned char)((word) >> 8); \ | | 62| 0| check = PREFIX(crc32)(check, hbuf, 2); \ | | ------------------ | | | | 97| 0|# define PREFIX(x) zng_ ## x | | ------------------ | | 63| 0| } while (0) | | ------------------ | | | Branch (63:14): [Folded, False: 0] | | ------------------ ------------------ 520| 0| INITBITS(); ------------------ | | 99| 0| do { \ | | 100| 0| hold = 0; \ | | 101| 0| bits = 0; \ | | 102| 0| } while (0) | | ------------------ | | | Branch (102:14): [Folded, False: 0] | | ------------------ ------------------ 521| 0| state->mode = FLAGS; 522| 0| break; 523| 0| } 524| 748| if (state->head != NULL) ------------------ | Branch (524:17): [True: 0, False: 748] ------------------ 525| 0| state->head->done = -1; 526| 748| if (!(state->wrap & 1) || /* check if zlib header allowed */ ------------------ | Branch (526:17): [True: 0, False: 748] ------------------ 527| |#else 528| | if ( 529| |#endif 530| 748| ((BITS(8) << 8) + (hold >> 8)) % 31) { ------------------ | | 114| 748| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ | Branch (530:17): [True: 11, False: 737] ------------------ 531| 11| SET_BAD("incorrect header check"); ------------------ | | 132| 11| do { \ | | 133| 11| state->mode = BAD; \ | | 134| 11| strm->msg = (char *)errmsg; \ | | 135| 11| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 11] | | ------------------ ------------------ 532| 11| break; 533| 11| } 534| 737| if (BITS(4) != Z_DEFLATED) { ------------------ | | 114| 737| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ if (BITS(4) != Z_DEFLATED) { ------------------ | | 212| 737|#define Z_DEFLATED 8 ------------------ | Branch (534:17): [True: 3, False: 734] ------------------ 535| 3| SET_BAD("unknown compression method"); ------------------ | | 132| 3| do { \ | | 133| 3| state->mode = BAD; \ | | 134| 3| strm->msg = (char *)errmsg; \ | | 135| 3| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 3] | | ------------------ ------------------ 536| 3| break; 537| 3| } 538| 734| DROPBITS(4); ------------------ | | 118| 734| do { \ | | 119| 734| hold >>= (n); \ | | 120| 734| bits -= (unsigned)(n); \ | | 121| 734| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 734] | | ------------------ ------------------ 539| 734| len = BITS(4) + 8; ------------------ | | 114| 734| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 540| 734| if (state->wbits == 0) ------------------ | Branch (540:17): [True: 0, False: 734] ------------------ 541| 0| state->wbits = len; 542| 734| if (len > MAX_WBITS || len > state->wbits) { ------------------ | | 39| 1.46k|# define MAX_WBITS 15 /* 32K LZ77 window */ ------------------ | Branch (542:17): [True: 0, False: 734] | Branch (542:36): [True: 0, False: 734] ------------------ 543| 0| SET_BAD("invalid window size"); ------------------ | | 132| 0| do { \ | | 133| 0| state->mode = BAD; \ | | 134| 0| strm->msg = (char *)errmsg; \ | | 135| 0| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 0] | | ------------------ ------------------ 544| 0| break; 545| 0| } 546| |#ifdef INFLATE_STRICT 547| | state->dmax = 1U << len; 548| |#endif 549| 734| state->flags = 0; /* indicate zlib header */ 550| 734| Tracev((stderr, "inflate: zlib header ok\n")); 551| 734| strm->adler = state->check = ADLER32_INITIAL_VALUE; ------------------ | | 65| 734|#define ADLER32_INITIAL_VALUE 1 /* initial adler-32 hash value */ ------------------ 552| 734| state->mode = hold & 0x200 ? DICTID : TYPE; ------------------ | Branch (552:27): [True: 4, False: 730] ------------------ 553| 734| INITBITS(); ------------------ | | 99| 734| do { \ | | 100| 734| hold = 0; \ | | 101| 734| bits = 0; \ | | 102| 734| } while (0) | | ------------------ | | | Branch (102:14): [Folded, False: 734] | | ------------------ ------------------ 554| 734| break; 555| 0|#ifdef GUNZIP 556| | 557| 0| case FLAGS: ------------------ | Branch (557:9): [True: 0, False: 17.1k] ------------------ 558| 0| NEEDBITS(16); ------------------ | | 107| 0| do { \ | | 108| 0| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 0, False: 0] | | ------------------ | | 109| 0| PULLBYTE(); \ | | ------------------ | | | | 386| 0| do { \ | | | | 387| 0| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 0, False: 0] | | | | ------------------ | | | | 388| 0| have--; \ | | | | 389| 0| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 0| bits += 8; \ | | | | 391| 0| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 110| 0| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 0] | | ------------------ ------------------ 559| 0| state->flags = (int)(hold); 560| 0| if ((state->flags & 0xff) != Z_DEFLATED) { ------------------ | | 212| 0|#define Z_DEFLATED 8 ------------------ | Branch (560:17): [True: 0, False: 0] ------------------ 561| 0| SET_BAD("unknown compression method"); ------------------ | | 132| 0| do { \ | | 133| 0| state->mode = BAD; \ | | 134| 0| strm->msg = (char *)errmsg; \ | | 135| 0| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 0] | | ------------------ ------------------ 562| 0| break; 563| 0| } 564| 0| if (state->flags & 0xe000) { ------------------ | Branch (564:17): [True: 0, False: 0] ------------------ 565| 0| SET_BAD("unknown header flags set"); ------------------ | | 132| 0| do { \ | | 133| 0| state->mode = BAD; \ | | 134| 0| strm->msg = (char *)errmsg; \ | | 135| 0| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 0] | | ------------------ ------------------ 566| 0| break; 567| 0| } 568| 0| if (state->head != NULL) ------------------ | Branch (568:17): [True: 0, False: 0] ------------------ 569| 0| state->head->text = (int)((hold >> 8) & 1); 570| 0| if ((state->flags & 0x0200) && (state->wrap & 4)) ------------------ | Branch (570:17): [True: 0, False: 0] | Branch (570:44): [True: 0, False: 0] ------------------ 571| 0| CRC2(state->check, hold); ------------------ | | 59| 0| do { \ | | 60| 0| hbuf[0] = (unsigned char)(word); \ | | 61| 0| hbuf[1] = (unsigned char)((word) >> 8); \ | | 62| 0| check = PREFIX(crc32)(check, hbuf, 2); \ | | ------------------ | | | | 97| 0|# define PREFIX(x) zng_ ## x | | ------------------ | | 63| 0| } while (0) | | ------------------ | | | Branch (63:14): [Folded, False: 0] | | ------------------ ------------------ 572| 0| INITBITS(); ------------------ | | 99| 0| do { \ | | 100| 0| hold = 0; \ | | 101| 0| bits = 0; \ | | 102| 0| } while (0) | | ------------------ | | | Branch (102:14): [Folded, False: 0] | | ------------------ ------------------ 573| 0| state->mode = TIME; 574| 0| Z_FALLTHROUGH; ------------------ | | 45| 0|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 575| | 576| 0| case TIME: ------------------ | Branch (576:9): [True: 0, False: 17.1k] ------------------ 577| 0| NEEDBITS(32); ------------------ | | 107| 0| do { \ | | 108| 0| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 0, False: 0] | | ------------------ | | 109| 0| PULLBYTE(); \ | | ------------------ | | | | 386| 0| do { \ | | | | 387| 0| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 0, False: 0] | | | | ------------------ | | | | 388| 0| have--; \ | | | | 389| 0| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 0| bits += 8; \ | | | | 391| 0| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 110| 0| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 0] | | ------------------ ------------------ 578| 0| if (state->head != NULL) ------------------ | Branch (578:17): [True: 0, False: 0] ------------------ 579| 0| state->head->time = (unsigned)(hold); 580| 0| if ((state->flags & 0x0200) && (state->wrap & 4)) ------------------ | Branch (580:17): [True: 0, False: 0] | Branch (580:44): [True: 0, False: 0] ------------------ 581| 0| CRC4(state->check, hold); ------------------ | | 66| 0| do { \ | | 67| 0| hbuf[0] = (unsigned char)(word); \ | | 68| 0| hbuf[1] = (unsigned char)((word) >> 8); \ | | 69| 0| hbuf[2] = (unsigned char)((word) >> 16); \ | | 70| 0| hbuf[3] = (unsigned char)((word) >> 24); \ | | 71| 0| check = PREFIX(crc32)(check, hbuf, 4); \ | | ------------------ | | | | 97| 0|# define PREFIX(x) zng_ ## x | | ------------------ | | 72| 0| } while (0) | | ------------------ | | | Branch (72:14): [Folded, False: 0] | | ------------------ ------------------ 582| 0| INITBITS(); ------------------ | | 99| 0| do { \ | | 100| 0| hold = 0; \ | | 101| 0| bits = 0; \ | | 102| 0| } while (0) | | ------------------ | | | Branch (102:14): [Folded, False: 0] | | ------------------ ------------------ 583| 0| state->mode = OS; 584| 0| Z_FALLTHROUGH; ------------------ | | 45| 0|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 585| | 586| 0| case OS: ------------------ | Branch (586:9): [True: 0, False: 17.1k] ------------------ 587| 0| NEEDBITS(16); ------------------ | | 107| 0| do { \ | | 108| 0| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 0, False: 0] | | ------------------ | | 109| 0| PULLBYTE(); \ | | ------------------ | | | | 386| 0| do { \ | | | | 387| 0| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 0, False: 0] | | | | ------------------ | | | | 388| 0| have--; \ | | | | 389| 0| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 0| bits += 8; \ | | | | 391| 0| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 110| 0| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 0] | | ------------------ ------------------ 588| 0| if (state->head != NULL) { ------------------ | Branch (588:17): [True: 0, False: 0] ------------------ 589| 0| state->head->xflags = (int)(hold & 0xff); 590| 0| state->head->os = (int)(hold >> 8); 591| 0| } 592| 0| if ((state->flags & 0x0200) && (state->wrap & 4)) ------------------ | Branch (592:17): [True: 0, False: 0] | Branch (592:44): [True: 0, False: 0] ------------------ 593| 0| CRC2(state->check, hold); ------------------ | | 59| 0| do { \ | | 60| 0| hbuf[0] = (unsigned char)(word); \ | | 61| 0| hbuf[1] = (unsigned char)((word) >> 8); \ | | 62| 0| check = PREFIX(crc32)(check, hbuf, 2); \ | | ------------------ | | | | 97| 0|# define PREFIX(x) zng_ ## x | | ------------------ | | 63| 0| } while (0) | | ------------------ | | | Branch (63:14): [Folded, False: 0] | | ------------------ ------------------ 594| 0| INITBITS(); ------------------ | | 99| 0| do { \ | | 100| 0| hold = 0; \ | | 101| 0| bits = 0; \ | | 102| 0| } while (0) | | ------------------ | | | Branch (102:14): [Folded, False: 0] | | ------------------ ------------------ 595| 0| state->mode = EXLEN; 596| 0| Z_FALLTHROUGH; ------------------ | | 45| 0|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 597| | 598| 0| case EXLEN: ------------------ | Branch (598:9): [True: 0, False: 17.1k] ------------------ 599| 0| if (state->flags & 0x0400) { ------------------ | Branch (599:17): [True: 0, False: 0] ------------------ 600| 0| NEEDBITS(16); ------------------ | | 107| 0| do { \ | | 108| 0| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 0, False: 0] | | ------------------ | | 109| 0| PULLBYTE(); \ | | ------------------ | | | | 386| 0| do { \ | | | | 387| 0| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 0, False: 0] | | | | ------------------ | | | | 388| 0| have--; \ | | | | 389| 0| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 0| bits += 8; \ | | | | 391| 0| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 110| 0| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 0] | | ------------------ ------------------ 601| 0| state->length = (uint16_t)hold; 602| 0| if (state->head != NULL) ------------------ | Branch (602:21): [True: 0, False: 0] ------------------ 603| 0| state->head->extra_len = (uint16_t)hold; 604| 0| if ((state->flags & 0x0200) && (state->wrap & 4)) ------------------ | Branch (604:21): [True: 0, False: 0] | Branch (604:48): [True: 0, False: 0] ------------------ 605| 0| CRC2(state->check, hold); ------------------ | | 59| 0| do { \ | | 60| 0| hbuf[0] = (unsigned char)(word); \ | | 61| 0| hbuf[1] = (unsigned char)((word) >> 8); \ | | 62| 0| check = PREFIX(crc32)(check, hbuf, 2); \ | | ------------------ | | | | 97| 0|# define PREFIX(x) zng_ ## x | | ------------------ | | 63| 0| } while (0) | | ------------------ | | | Branch (63:14): [Folded, False: 0] | | ------------------ ------------------ 606| 0| INITBITS(); ------------------ | | 99| 0| do { \ | | 100| 0| hold = 0; \ | | 101| 0| bits = 0; \ | | 102| 0| } while (0) | | ------------------ | | | Branch (102:14): [Folded, False: 0] | | ------------------ ------------------ 607| 0| } else if (state->head != NULL) { ------------------ | Branch (607:24): [True: 0, False: 0] ------------------ 608| 0| state->head->extra = NULL; 609| 0| } 610| 0| state->mode = EXTRA; 611| 0| Z_FALLTHROUGH; ------------------ | | 45| 0|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 612| | 613| 0| case EXTRA: ------------------ | Branch (613:9): [True: 0, False: 17.1k] ------------------ 614| 0| if (state->flags & 0x0400) { ------------------ | Branch (614:17): [True: 0, False: 0] ------------------ 615| 0| copy = state->length; 616| 0| if (copy > have) ------------------ | Branch (616:21): [True: 0, False: 0] ------------------ 617| 0| copy = have; 618| 0| if (copy) { ------------------ | Branch (618:21): [True: 0, False: 0] ------------------ 619| 0| if (state->head != NULL && state->head->extra != NULL) { ------------------ | Branch (619:25): [True: 0, False: 0] | Branch (619:48): [True: 0, False: 0] ------------------ 620| 0| len = state->head->extra_len - state->length; 621| 0| if (len < state->head->extra_max) { ------------------ | Branch (621:29): [True: 0, False: 0] ------------------ 622| 0| memcpy(state->head->extra + len, next, 623| 0| len + copy > state->head->extra_max ? ------------------ | Branch (623:37): [True: 0, False: 0] ------------------ 624| 0| state->head->extra_max - len : copy); 625| 0| } 626| 0| } 627| 0| if ((state->flags & 0x0200) && (state->wrap & 4)) { ------------------ | Branch (627:25): [True: 0, False: 0] | Branch (627:52): [True: 0, False: 0] ------------------ 628| 0| state->check = PREFIX(crc32)(state->check, next, copy); ------------------ | | 97| 0|# define PREFIX(x) zng_ ## x ------------------ 629| 0| } 630| 0| have -= copy; 631| 0| next += copy; 632| 0| state->length -= copy; 633| 0| } 634| 0| if (state->length) ------------------ | Branch (634:21): [True: 0, False: 0] ------------------ 635| 0| goto inf_leave; 636| 0| } 637| 0| state->length = 0; 638| 0| state->mode = NAME; 639| 0| Z_FALLTHROUGH; ------------------ | | 45| 0|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 640| | 641| 0| case NAME: ------------------ | Branch (641:9): [True: 0, False: 17.1k] ------------------ 642| 0| if (state->flags & 0x0800) { ------------------ | Branch (642:17): [True: 0, False: 0] ------------------ 643| 0| if (have == 0) goto inf_leave; ------------------ | Branch (643:21): [True: 0, False: 0] ------------------ 644| 0| copy = 0; 645| 0| do { 646| 0| len = (unsigned)(next[copy++]); 647| 0| if (state->head != NULL && state->head->name != NULL && state->length < state->head->name_max) ------------------ | Branch (647:25): [True: 0, False: 0] | Branch (647:48): [True: 0, False: 0] | Branch (647:77): [True: 0, False: 0] ------------------ 648| 0| state->head->name[state->length++] = (unsigned char)len; 649| 0| } while (len && copy < have); ------------------ | Branch (649:26): [True: 0, False: 0] | Branch (649:33): [True: 0, False: 0] ------------------ 650| 0| if ((state->flags & 0x0200) && (state->wrap & 4)) ------------------ | Branch (650:21): [True: 0, False: 0] | Branch (650:48): [True: 0, False: 0] ------------------ 651| 0| state->check = PREFIX(crc32)(state->check, next, copy); ------------------ | | 97| 0|# define PREFIX(x) zng_ ## x ------------------ 652| 0| have -= copy; 653| 0| next += copy; 654| 0| if (len) ------------------ | Branch (654:21): [True: 0, False: 0] ------------------ 655| 0| goto inf_leave; 656| 0| } else if (state->head != NULL) { ------------------ | Branch (656:24): [True: 0, False: 0] ------------------ 657| 0| state->head->name = NULL; 658| 0| } 659| 0| state->length = 0; 660| 0| state->mode = COMMENT; 661| 0| Z_FALLTHROUGH; ------------------ | | 45| 0|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 662| | 663| 0| case COMMENT: ------------------ | Branch (663:9): [True: 0, False: 17.1k] ------------------ 664| 0| if (state->flags & 0x1000) { ------------------ | Branch (664:17): [True: 0, False: 0] ------------------ 665| 0| if (have == 0) goto inf_leave; ------------------ | Branch (665:21): [True: 0, False: 0] ------------------ 666| 0| copy = 0; 667| 0| do { 668| 0| len = (unsigned)(next[copy++]); 669| 0| if (state->head != NULL && state->head->comment != NULL ------------------ | Branch (669:25): [True: 0, False: 0] | Branch (669:48): [True: 0, False: 0] ------------------ 670| 0| && state->length < state->head->comm_max) ------------------ | Branch (670:28): [True: 0, False: 0] ------------------ 671| 0| state->head->comment[state->length++] = (unsigned char)len; 672| 0| } while (len && copy < have); ------------------ | Branch (672:26): [True: 0, False: 0] | Branch (672:33): [True: 0, False: 0] ------------------ 673| 0| if ((state->flags & 0x0200) && (state->wrap & 4)) ------------------ | Branch (673:21): [True: 0, False: 0] | Branch (673:48): [True: 0, False: 0] ------------------ 674| 0| state->check = PREFIX(crc32)(state->check, next, copy); ------------------ | | 97| 0|# define PREFIX(x) zng_ ## x ------------------ 675| 0| have -= copy; 676| 0| next += copy; 677| 0| if (len) ------------------ | Branch (677:21): [True: 0, False: 0] ------------------ 678| 0| goto inf_leave; 679| 0| } else if (state->head != NULL) { ------------------ | Branch (679:24): [True: 0, False: 0] ------------------ 680| 0| state->head->comment = NULL; 681| 0| } 682| 0| state->mode = HCRC; 683| 0| Z_FALLTHROUGH; ------------------ | | 45| 0|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 684| | 685| 0| case HCRC: ------------------ | Branch (685:9): [True: 0, False: 17.1k] ------------------ 686| 0| if (state->flags & 0x0200) { ------------------ | Branch (686:17): [True: 0, False: 0] ------------------ 687| 0| NEEDBITS(16); ------------------ | | 107| 0| do { \ | | 108| 0| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 0, False: 0] | | ------------------ | | 109| 0| PULLBYTE(); \ | | ------------------ | | | | 386| 0| do { \ | | | | 387| 0| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 0, False: 0] | | | | ------------------ | | | | 388| 0| have--; \ | | | | 389| 0| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 0| bits += 8; \ | | | | 391| 0| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 110| 0| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 0] | | ------------------ ------------------ 688| 0| if ((state->wrap & 4) && hold != (state->check & 0xffff)) { ------------------ | Branch (688:21): [True: 0, False: 0] | Branch (688:42): [True: 0, False: 0] ------------------ 689| 0| SET_BAD("header crc mismatch"); ------------------ | | 132| 0| do { \ | | 133| 0| state->mode = BAD; \ | | 134| 0| strm->msg = (char *)errmsg; \ | | 135| 0| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 0] | | ------------------ ------------------ 690| 0| break; 691| 0| } 692| 0| INITBITS(); ------------------ | | 99| 0| do { \ | | 100| 0| hold = 0; \ | | 101| 0| bits = 0; \ | | 102| 0| } while (0) | | ------------------ | | | Branch (102:14): [Folded, False: 0] | | ------------------ ------------------ 693| 0| } 694| 0| if (state->head != NULL) { ------------------ | Branch (694:17): [True: 0, False: 0] ------------------ 695| 0| state->head->hcrc = (int)((state->flags >> 9) & 1); 696| 0| state->head->done = 1; 697| 0| } 698| | /* compute crc32 checksum if not in raw mode */ 699| 0| if ((state->wrap & 4) && state->flags) ------------------ | Branch (699:17): [True: 0, False: 0] | Branch (699:38): [True: 0, False: 0] ------------------ 700| 0| strm->adler = state->check = FUNCTABLE_CALL(crc32_fold_reset)(&state->crc_fold); ------------------ | | 49| 0|# define FUNCTABLE_CALL(name) functable.name ------------------ 701| 0| state->mode = TYPE; 702| 0| break; 703| 0|#endif 704| 7| case DICTID: ------------------ | Branch (704:9): [True: 7, False: 17.0k] ------------------ 705| 7| NEEDBITS(32); ------------------ | | 107| 7| do { \ | | 108| 16| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 15, False: 1] | | ------------------ | | 109| 15| PULLBYTE(); \ | | ------------------ | | | | 386| 15| do { \ | | | | 387| 15| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 6, False: 9] | | | | ------------------ | | | | 388| 15| have--; \ | | | | 389| 9| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 9| bits += 8; \ | | | | 391| 9| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 9] | | | | ------------------ | | ------------------ | | 110| 7| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 1] | | ------------------ ------------------ 706| 1| strm->adler = state->check = ZSWAP32((unsigned)hold); ------------------ | | 170| 1|# define ZSWAP32(q) __builtin_bswap32(q) ------------------ 707| 1| INITBITS(); ------------------ | | 99| 1| do { \ | | 100| 1| hold = 0; \ | | 101| 1| bits = 0; \ | | 102| 1| } while (0) | | ------------------ | | | Branch (102:14): [Folded, False: 1] | | ------------------ ------------------ 708| 1| state->mode = DICT; 709| 1| Z_FALLTHROUGH; ------------------ | | 45| 1|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 710| | 711| 1| case DICT: ------------------ | Branch (711:9): [True: 0, False: 17.1k] ------------------ 712| 1| if (state->havedict == 0) { ------------------ | Branch (712:17): [True: 1, False: 0] ------------------ 713| 1| RESTORE(); ------------------ | | 88| 1| do { \ | | 89| 1| strm->next_out = put; \ | | 90| 1| strm->avail_out = left; \ | | 91| 1| strm->next_in = (z_const unsigned char *)next; \ | | 92| 1| strm->avail_in = have; \ | | 93| 1| state->hold = hold; \ | | 94| 1| state->bits = bits; \ | | 95| 1| } while (0) | | ------------------ | | | Branch (95:14): [Folded, False: 1] | | ------------------ ------------------ 714| 1| return Z_NEED_DICT; ------------------ | | 182| 1|#define Z_NEED_DICT 2 ------------------ 715| 1| } 716| 0| strm->adler = state->check = ADLER32_INITIAL_VALUE; ------------------ | | 65| 0|#define ADLER32_INITIAL_VALUE 1 /* initial adler-32 hash value */ ------------------ 717| 0| state->mode = TYPE; 718| 0| Z_FALLTHROUGH; ------------------ | | 45| 0|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 719| | 720| 1.86k| case TYPE: ------------------ | Branch (720:9): [True: 1.86k, False: 15.2k] ------------------ 721| 1.86k| if (flush == Z_BLOCK || flush == Z_TREES) ------------------ | | 176| 3.72k|#define Z_BLOCK 5 ------------------ if (flush == Z_BLOCK || flush == Z_TREES) ------------------ | | 177| 1.86k|#define Z_TREES 6 ------------------ | Branch (721:17): [True: 0, False: 1.86k] | Branch (721:37): [True: 0, False: 1.86k] ------------------ 722| 0| goto inf_leave; 723| 1.86k| Z_FALLTHROUGH; ------------------ | | 45| 1.86k|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 724| | 725| 1.86k| case TYPEDO: ------------------ | Branch (725:9): [True: 3, False: 17.1k] ------------------ 726| | /* determine and dispatch block type */ 727| 1.86k| INFLATE_TYPEDO_HOOK(strm, flush); /* hook for IBM Z DFLTCC */ ------------------ | | 29| 1.86k|# define INFLATE_TYPEDO_HOOK(strm, flush) do {} while (0) | | ------------------ | | | Branch (29:57): [Folded, False: 1.86k] | | ------------------ ------------------ 728| 1.86k| if (state->last) { ------------------ | Branch (728:17): [True: 163, False: 1.70k] ------------------ 729| 163| BYTEBITS(); ------------------ | | 125| 163| do { \ | | 126| 163| hold >>= bits & 7; \ | | 127| 163| bits -= bits & 7; \ | | 128| 163| } while (0) | | ------------------ | | | Branch (128:14): [Folded, False: 163] | | ------------------ ------------------ 730| 163| state->mode = CHECK; 731| 163| break; 732| 163| } 733| 1.70k| NEEDBITS(3); ------------------ | | 107| 1.70k| do { \ | | 108| 3.12k| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 1.42k, False: 1.69k] | | ------------------ | | 109| 1.70k| PULLBYTE(); \ | | ------------------ | | | | 386| 1.42k| do { \ | | | | 387| 1.42k| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 6, False: 1.41k] | | | | ------------------ | | | | 388| 1.42k| have--; \ | | | | 389| 1.41k| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 1.41k| bits += 8; \ | | | | 391| 1.41k| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 1.41k] | | | | ------------------ | | ------------------ | | 110| 1.70k| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 1.69k] | | ------------------ ------------------ 734| 1.69k| state->last = BITS(1); ------------------ | | 114| 1.69k| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 735| 1.69k| DROPBITS(1); ------------------ | | 118| 1.69k| do { \ | | 119| 1.69k| hold >>= (n); \ | | 120| 1.69k| bits -= (unsigned)(n); \ | | 121| 1.69k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 1.69k] | | ------------------ ------------------ 736| 1.69k| switch (BITS(2)) { ------------------ | | 114| 1.69k| (hold & ((1U << (unsigned)(n)) - 1)) | | ------------------ | | | Branch (114:5): [True: 1.69k, False: 0] | | ------------------ ------------------ 737| 101| case 0: /* stored block */ ------------------ | Branch (737:13): [True: 101, False: 1.59k] ------------------ 738| 101| Tracev((stderr, "inflate: stored block%s\n", state->last ? " (last)" : "")); 739| 101| state->mode = STORED; 740| 101| break; 741| 1.20k| case 1: /* fixed block */ ------------------ | Branch (741:13): [True: 1.20k, False: 491] ------------------ 742| 1.20k| PREFIX(fixedtables)(state); ------------------ | | 97| 1.20k|# define PREFIX(x) zng_ ## x ------------------ 743| 1.20k| Tracev((stderr, "inflate: fixed codes block%s\n", state->last ? " (last)" : "")); 744| 1.20k| state->mode = LEN_; /* decode codes */ 745| 1.20k| if (flush == Z_TREES) { ------------------ | | 177| 1.20k|#define Z_TREES 6 ------------------ | Branch (745:21): [True: 0, False: 1.20k] ------------------ 746| 0| DROPBITS(2); ------------------ | | 118| 0| do { \ | | 119| 0| hold >>= (n); \ | | 120| 0| bits -= (unsigned)(n); \ | | 121| 0| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 0] | | ------------------ ------------------ 747| 0| goto inf_leave; 748| 0| } 749| 1.20k| break; 750| 1.20k| case 2: /* dynamic block */ ------------------ | Branch (750:13): [True: 383, False: 1.31k] ------------------ 751| 383| Tracev((stderr, "inflate: dynamic codes block%s\n", state->last ? " (last)" : "")); 752| 383| state->mode = TABLE; 753| 383| break; 754| 7| case 3: ------------------ | Branch (754:13): [True: 7, False: 1.68k] ------------------ 755| 7| SET_BAD("invalid block type"); ------------------ | | 132| 7| do { \ | | 133| 7| state->mode = BAD; \ | | 134| 7| strm->msg = (char *)errmsg; \ | | 135| 7| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 7] | | ------------------ ------------------ 756| 1.69k| } 757| 1.69k| DROPBITS(2); ------------------ | | 118| 1.69k| do { \ | | 119| 1.69k| hold >>= (n); \ | | 120| 1.69k| bits -= (unsigned)(n); \ | | 121| 1.69k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 1.69k] | | ------------------ ------------------ 758| 1.69k| break; 759| | 760| 112| case STORED: ------------------ | Branch (760:9): [True: 112, False: 16.9k] ------------------ 761| | /* get and verify stored block length */ 762| 112| BYTEBITS(); /* go to byte boundary */ ------------------ | | 125| 112| do { \ | | 126| 112| hold >>= bits & 7; \ | | 127| 112| bits -= bits & 7; \ | | 128| 112| } while (0) | | ------------------ | | | Branch (128:14): [Folded, False: 112] | | ------------------ ------------------ 763| 112| NEEDBITS(32); ------------------ | | 107| 112| do { \ | | 108| 491| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 401, False: 90] | | ------------------ | | 109| 401| PULLBYTE(); \ | | ------------------ | | | | 386| 401| do { \ | | | | 387| 401| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 22, False: 379] | | | | ------------------ | | | | 388| 401| have--; \ | | | | 389| 379| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 379| bits += 8; \ | | | | 391| 379| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 379] | | | | ------------------ | | ------------------ | | 110| 112| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 90] | | ------------------ ------------------ 764| 90| if ((hold & 0xffff) != ((hold >> 16) ^ 0xffff)) { ------------------ | Branch (764:17): [True: 37, False: 53] ------------------ 765| 37| SET_BAD("invalid stored block lengths"); ------------------ | | 132| 37| do { \ | | 133| 37| state->mode = BAD; \ | | 134| 37| strm->msg = (char *)errmsg; \ | | 135| 37| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 37] | | ------------------ ------------------ 766| 37| break; 767| 37| } 768| 53| state->length = (uint16_t)hold; 769| 53| Tracev((stderr, "inflate: stored length %u\n", state->length)); 770| 53| INITBITS(); ------------------ | | 99| 53| do { \ | | 100| 53| hold = 0; \ | | 101| 53| bits = 0; \ | | 102| 53| } while (0) | | ------------------ | | | Branch (102:14): [Folded, False: 53] | | ------------------ ------------------ 771| 53| state->mode = COPY_; 772| 53| if (flush == Z_TREES) ------------------ | | 177| 53|#define Z_TREES 6 ------------------ | Branch (772:17): [True: 0, False: 53] ------------------ 773| 0| goto inf_leave; 774| 53| Z_FALLTHROUGH; ------------------ | | 45| 53|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 775| | 776| 53| case COPY_: ------------------ | Branch (776:9): [True: 0, False: 17.1k] ------------------ 777| 53| state->mode = COPY; 778| 53| Z_FALLTHROUGH; ------------------ | | 45| 53|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 779| | 780| 108| case COPY: ------------------ | Branch (780:9): [True: 55, False: 17.0k] ------------------ 781| | /* copy stored block from input to output */ 782| 108| copy = state->length; 783| 108| if (copy) { ------------------ | Branch (783:17): [True: 78, False: 30] ------------------ 784| 78| copy = MIN(copy, have); ------------------ | | 124| 78|#define MIN(a, b) ((a) > (b) ? (b) : (a)) | | ------------------ | | | Branch (124:20): [True: 68, False: 10] | | ------------------ ------------------ 785| 78| copy = MIN(copy, left); ------------------ | | 124| 78|#define MIN(a, b) ((a) > (b) ? (b) : (a)) | | ------------------ | | | Branch (124:20): [True: 15, False: 63] | | ------------------ ------------------ 786| 78| if (copy == 0) ------------------ | Branch (786:21): [True: 46, False: 32] ------------------ 787| 46| goto inf_leave; 788| 32| memcpy(put, next, copy); 789| 32| have -= copy; 790| 32| next += copy; 791| 32| left -= copy; 792| 32| put += copy; 793| 32| state->length -= copy; 794| 32| break; 795| 78| } 796| 30| Tracev((stderr, "inflate: stored end\n")); 797| 30| state->mode = TYPE; 798| 30| break; 799| | 800| 385| case TABLE: ------------------ | Branch (800:9): [True: 385, False: 16.7k] ------------------ 801| | /* get dynamic table entries descriptor */ 802| 385| NEEDBITS(14); ------------------ | | 107| 385| do { \ | | 108| 1.10k| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 722, False: 381] | | ------------------ | | 109| 722| PULLBYTE(); \ | | ------------------ | | | | 386| 722| do { \ | | | | 387| 722| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 4, False: 718] | | | | ------------------ | | | | 388| 722| have--; \ | | | | 389| 718| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 718| bits += 8; \ | | | | 391| 718| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 718] | | | | ------------------ | | ------------------ | | 110| 385| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 381] | | ------------------ ------------------ 803| 381| state->nlen = BITS(5) + 257; ------------------ | | 114| 381| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 804| 381| DROPBITS(5); ------------------ | | 118| 381| do { \ | | 119| 381| hold >>= (n); \ | | 120| 381| bits -= (unsigned)(n); \ | | 121| 381| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 381] | | ------------------ ------------------ 805| 381| state->ndist = BITS(5) + 1; ------------------ | | 114| 381| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 806| 381| DROPBITS(5); ------------------ | | 118| 381| do { \ | | 119| 381| hold >>= (n); \ | | 120| 381| bits -= (unsigned)(n); \ | | 121| 381| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 381] | | ------------------ ------------------ 807| 381| state->ncode = BITS(4) + 4; ------------------ | | 114| 381| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 808| 381| DROPBITS(4); ------------------ | | 118| 381| do { \ | | 119| 381| hold >>= (n); \ | | 120| 381| bits -= (unsigned)(n); \ | | 121| 381| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 381] | | ------------------ ------------------ 809| 381|#ifndef PKZIP_BUG_WORKAROUND 810| 381| if (state->nlen > 286 || state->ndist > 30) { ------------------ | Branch (810:17): [True: 3, False: 378] | Branch (810:38): [True: 1, False: 377] ------------------ 811| 4| SET_BAD("too many length or distance symbols"); ------------------ | | 132| 4| do { \ | | 133| 4| state->mode = BAD; \ | | 134| 4| strm->msg = (char *)errmsg; \ | | 135| 4| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 4] | | ------------------ ------------------ 812| 4| break; 813| 4| } 814| 377|#endif 815| 377| Tracev((stderr, "inflate: table sizes ok\n")); 816| 377| state->have = 0; 817| 377| state->mode = LENLENS; 818| 377| Z_FALLTHROUGH; ------------------ | | 45| 377|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 819| | 820| 379| case LENLENS: ------------------ | Branch (820:9): [True: 2, False: 17.1k] ------------------ 821| | /* get code length code lengths (not a typo) */ 822| 5.95k| while (state->have < state->ncode) { ------------------ | Branch (822:20): [True: 5.57k, False: 375] ------------------ 823| 5.57k| NEEDBITS(3); ------------------ | | 107| 5.57k| do { \ | | 108| 7.49k| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 1.92k, False: 5.57k] | | ------------------ | | 109| 5.57k| PULLBYTE(); \ | | ------------------ | | | | 386| 1.92k| do { \ | | | | 387| 1.92k| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 4, False: 1.91k] | | | | ------------------ | | | | 388| 1.92k| have--; \ | | | | 389| 1.91k| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 1.91k| bits += 8; \ | | | | 391| 1.91k| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 1.91k] | | | | ------------------ | | ------------------ | | 110| 5.57k| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 5.57k] | | ------------------ ------------------ 824| 5.57k| state->lens[order[state->have++]] = (uint16_t)BITS(3); ------------------ | | 114| 5.57k| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 825| 5.57k| DROPBITS(3); ------------------ | | 118| 5.57k| do { \ | | 119| 5.57k| hold >>= (n); \ | | 120| 5.57k| bits -= (unsigned)(n); \ | | 121| 5.57k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 5.57k] | | ------------------ ------------------ 826| 5.57k| } 827| 1.92k| while (state->have < 19) ------------------ | Branch (827:20): [True: 1.55k, False: 375] ------------------ 828| 1.55k| state->lens[order[state->have++]] = 0; 829| 375| state->next = state->codes; 830| 375| state->lencode = (const code *)(state->next); 831| 375| state->lenbits = 7; 832| 375| ret = zng_inflate_table(CODES, state->lens, 19, &(state->next), &(state->lenbits), state->work); 833| 375| if (ret) { ------------------ | Branch (833:17): [True: 37, False: 338] ------------------ 834| 37| SET_BAD("invalid code lengths set"); ------------------ | | 132| 37| do { \ | | 133| 37| state->mode = BAD; \ | | 134| 37| strm->msg = (char *)errmsg; \ | | 135| 37| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 37] | | ------------------ ------------------ 835| 37| break; 836| 37| } 837| 338| Tracev((stderr, "inflate: code lengths ok\n")); 838| 338| state->have = 0; 839| 338| state->mode = CODELENS; 840| 338| Z_FALLTHROUGH; ------------------ | | 45| 338|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 841| | 842| 360| case CODELENS: ------------------ | Branch (842:9): [True: 22, False: 17.0k] ------------------ 843| | /* get length and distance code code lengths */ 844| 56.3k| while (state->have < state->nlen + state->ndist) { ------------------ | Branch (844:20): [True: 56.0k, False: 284] ------------------ 845| 71.4k| for (;;) { 846| 71.4k| here = state->lencode[BITS(state->lenbits)]; ------------------ | | 114| 71.4k| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 847| 71.4k| if (here.bits <= bits) break; ------------------ | Branch (847:25): [True: 56.0k, False: 15.4k] ------------------ 848| 15.4k| PULLBYTE(); ------------------ | | 386| 15.4k| do { \ | | 387| 15.4k| if (have == 0) goto inf_leave; \ | | ------------------ | | | Branch (387:13): [True: 30, False: 15.4k] | | ------------------ | | 388| 15.4k| have--; \ | | 389| 15.4k| hold += ((uint64_t)(*next++) << bits); \ | | 390| 15.4k| bits += 8; \ | | 391| 15.4k| } while (0) | | ------------------ | | | Branch (391:14): [Folded, False: 15.4k] | | ------------------ ------------------ 849| 15.4k| } 850| 56.0k| if (here.val < 16) { ------------------ | Branch (850:21): [True: 48.4k, False: 7.55k] ------------------ 851| 48.4k| DROPBITS(here.bits); ------------------ | | 118| 48.4k| do { \ | | 119| 48.4k| hold >>= (n); \ | | 120| 48.4k| bits -= (unsigned)(n); \ | | 121| 48.4k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 48.4k] | | ------------------ ------------------ 852| 48.4k| state->lens[state->have++] = here.val; 853| 48.4k| } else { 854| 7.55k| if (here.val == 16) { ------------------ | Branch (854:25): [True: 5.78k, False: 1.76k] ------------------ 855| 5.78k| NEEDBITS(here.bits + 2); ------------------ | | 107| 5.78k| do { \ | | 108| 7.20k| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 1.41k, False: 5.78k] | | ------------------ | | 109| 5.78k| PULLBYTE(); \ | | ------------------ | | | | 386| 1.41k| do { \ | | | | 387| 1.41k| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 2, False: 1.41k] | | | | ------------------ | | | | 388| 1.41k| have--; \ | | | | 389| 1.41k| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 1.41k| bits += 8; \ | | | | 391| 1.41k| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 1.41k] | | | | ------------------ | | ------------------ | | 110| 5.78k| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 5.78k] | | ------------------ ------------------ 856| 5.78k| DROPBITS(here.bits); ------------------ | | 118| 5.78k| do { \ | | 119| 5.78k| hold >>= (n); \ | | 120| 5.78k| bits -= (unsigned)(n); \ | | 121| 5.78k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 5.78k] | | ------------------ ------------------ 857| 5.78k| if (state->have == 0) { ------------------ | Branch (857:29): [True: 2, False: 5.78k] ------------------ 858| 2| SET_BAD("invalid bit length repeat"); ------------------ | | 132| 2| do { \ | | 133| 2| state->mode = BAD; \ | | 134| 2| strm->msg = (char *)errmsg; \ | | 135| 2| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 2] | | ------------------ ------------------ 859| 2| break; 860| 2| } 861| 5.78k| len = state->lens[state->have - 1]; 862| 5.78k| copy = 3 + BITS(2); ------------------ | | 114| 5.78k| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 863| 5.78k| DROPBITS(2); ------------------ | | 118| 5.78k| do { \ | | 119| 5.78k| hold >>= (n); \ | | 120| 5.78k| bits -= (unsigned)(n); \ | | 121| 5.78k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 5.78k] | | ------------------ ------------------ 864| 5.78k| } else if (here.val == 17) { ------------------ | Branch (864:32): [True: 1.28k, False: 481] ------------------ 865| 1.28k| NEEDBITS(here.bits + 3); ------------------ | | 107| 1.28k| do { \ | | 108| 1.92k| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 647, False: 1.27k] | | ------------------ | | 109| 1.28k| PULLBYTE(); \ | | ------------------ | | | | 386| 647| do { \ | | | | 387| 647| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 6, False: 641] | | | | ------------------ | | | | 388| 647| have--; \ | | | | 389| 641| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 641| bits += 8; \ | | | | 391| 641| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 641] | | | | ------------------ | | ------------------ | | 110| 1.28k| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 1.27k] | | ------------------ ------------------ 866| 1.27k| DROPBITS(here.bits); ------------------ | | 118| 1.27k| do { \ | | 119| 1.27k| hold >>= (n); \ | | 120| 1.27k| bits -= (unsigned)(n); \ | | 121| 1.27k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 1.27k] | | ------------------ ------------------ 867| 1.27k| len = 0; 868| 1.27k| copy = 3 + BITS(3); ------------------ | | 114| 1.27k| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 869| 1.27k| DROPBITS(3); ------------------ | | 118| 1.27k| do { \ | | 119| 1.27k| hold >>= (n); \ | | 120| 1.27k| bits -= (unsigned)(n); \ | | 121| 1.27k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 1.27k] | | ------------------ ------------------ 870| 1.27k| } else { 871| 481| NEEDBITS(here.bits + 7); ------------------ | | 107| 481| do { \ | | 108| 803| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 328, False: 475] | | ------------------ | | 109| 481| PULLBYTE(); \ | | ------------------ | | | | 386| 328| do { \ | | | | 387| 328| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 6, False: 322] | | | | ------------------ | | | | 388| 328| have--; \ | | | | 389| 322| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 322| bits += 8; \ | | | | 391| 322| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 322] | | | | ------------------ | | ------------------ | | 110| 481| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 475] | | ------------------ ------------------ 872| 475| DROPBITS(here.bits); ------------------ | | 118| 475| do { \ | | 119| 475| hold >>= (n); \ | | 120| 475| bits -= (unsigned)(n); \ | | 121| 475| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 475] | | ------------------ ------------------ 873| 475| len = 0; 874| 475| copy = 11 + BITS(7); ------------------ | | 114| 475| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 875| 475| DROPBITS(7); ------------------ | | 118| 475| do { \ | | 119| 475| hold >>= (n); \ | | 120| 475| bits -= (unsigned)(n); \ | | 121| 475| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 475] | | ------------------ ------------------ 876| 475| } 877| 7.53k| if (state->have + copy > state->nlen + state->ndist) { ------------------ | Branch (877:25): [True: 30, False: 7.50k] ------------------ 878| 30| SET_BAD("invalid bit length repeat"); ------------------ | | 132| 30| do { \ | | 133| 30| state->mode = BAD; \ | | 134| 30| strm->msg = (char *)errmsg; \ | | 135| 30| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 30] | | ------------------ ------------------ 879| 30| break; 880| 30| } 881| 56.1k| while (copy) { ------------------ | Branch (881:28): [True: 48.6k, False: 7.50k] ------------------ 882| 48.6k| --copy; 883| 48.6k| state->lens[state->have++] = (uint16_t)len; 884| 48.6k| } 885| 7.50k| } 886| 56.0k| } 887| | 888| | /* handle error breaks in while */ 889| 316| if (state->mode == BAD) ------------------ | Branch (889:17): [True: 32, False: 284] ------------------ 890| 32| break; 891| | 892| | /* check for end-of-block code (better have one) */ 893| 284| if (state->lens[256] == 0) { ------------------ | Branch (893:17): [True: 11, False: 273] ------------------ 894| 11| SET_BAD("invalid code -- missing end-of-block"); ------------------ | | 132| 11| do { \ | | 133| 11| state->mode = BAD; \ | | 134| 11| strm->msg = (char *)errmsg; \ | | 135| 11| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 11] | | ------------------ ------------------ 895| 11| break; 896| 11| } 897| | 898| | /* build code tables -- note: do not change the lenbits or distbits 899| | values here (10 and 9) without reading the comments in inftrees.h 900| | concerning the ENOUGH constants, which depend on those values */ 901| 273| state->next = state->codes; 902| 273| state->lencode = (const code *)(state->next); 903| 273| state->lenbits = 10; 904| 273| ret = zng_inflate_table(LENS, state->lens, state->nlen, &(state->next), &(state->lenbits), state->work); 905| 273| if (ret) { ------------------ | Branch (905:17): [True: 93, False: 180] ------------------ 906| 93| SET_BAD("invalid literal/lengths set"); ------------------ | | 132| 93| do { \ | | 133| 93| state->mode = BAD; \ | | 134| 93| strm->msg = (char *)errmsg; \ | | 135| 93| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 93] | | ------------------ ------------------ 907| 93| break; 908| 93| } 909| 180| state->distcode = (const code *)(state->next); 910| 180| state->distbits = 9; 911| 180| ret = zng_inflate_table(DISTS, state->lens + state->nlen, state->ndist, 912| 180| &(state->next), &(state->distbits), state->work); 913| 180| if (ret) { ------------------ | Branch (913:17): [True: 20, False: 160] ------------------ 914| 20| SET_BAD("invalid distances set"); ------------------ | | 132| 20| do { \ | | 133| 20| state->mode = BAD; \ | | 134| 20| strm->msg = (char *)errmsg; \ | | 135| 20| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 20] | | ------------------ ------------------ 915| 20| break; 916| 20| } 917| 160| Tracev((stderr, "inflate: codes ok\n")); 918| 160| state->mode = LEN_; 919| 160| if (flush == Z_TREES) ------------------ | | 177| 160|#define Z_TREES 6 ------------------ | Branch (919:17): [True: 0, False: 160] ------------------ 920| 0| goto inf_leave; 921| 160| Z_FALLTHROUGH; ------------------ | | 45| 160|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 922| | 923| 1.36k| case LEN_: ------------------ | Branch (923:9): [True: 1.20k, False: 15.9k] ------------------ 924| 1.36k| state->mode = LEN; 925| 1.36k| Z_FALLTHROUGH; ------------------ | | 45| 1.36k|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 926| | 927| 10.5k| case LEN: ------------------ | Branch (927:9): [True: 9.22k, False: 7.88k] ------------------ 928| | /* use inflate_fast() if we have enough input and output */ 929| 10.5k| if (have >= INFLATE_FAST_MIN_HAVE && left >= INFLATE_FAST_MIN_LEFT) { ------------------ | | 137| 21.1k|#define INFLATE_FAST_MIN_HAVE 15 ------------------ if (have >= INFLATE_FAST_MIN_HAVE && left >= INFLATE_FAST_MIN_LEFT) { ------------------ | | 138| 6.02k|#define INFLATE_FAST_MIN_LEFT 260 ------------------ | Branch (929:17): [True: 6.02k, False: 4.56k] | Branch (929:50): [True: 3.77k, False: 2.25k] ------------------ 930| 3.77k| RESTORE(); ------------------ | | 88| 3.77k| do { \ | | 89| 3.77k| strm->next_out = put; \ | | 90| 3.77k| strm->avail_out = left; \ | | 91| 3.77k| strm->next_in = (z_const unsigned char *)next; \ | | 92| 3.77k| strm->avail_in = have; \ | | 93| 3.77k| state->hold = hold; \ | | 94| 3.77k| state->bits = bits; \ | | 95| 3.77k| } while (0) | | ------------------ | | | Branch (95:14): [Folded, False: 3.77k] | | ------------------ ------------------ 931| 3.77k| FUNCTABLE_CALL(inflate_fast)(strm, out); ------------------ | | 49| 3.77k|# define FUNCTABLE_CALL(name) functable.name ------------------ 932| 3.77k| LOAD(); ------------------ | | 77| 3.77k| do { \ | | 78| 3.77k| put = strm->next_out; \ | | 79| 3.77k| left = strm->avail_out; \ | | 80| 3.77k| next = strm->next_in; \ | | 81| 3.77k| have = strm->avail_in; \ | | 82| 3.77k| hold = state->hold; \ | | 83| 3.77k| bits = state->bits; \ | | 84| 3.77k| } while (0) | | ------------------ | | | Branch (84:14): [Folded, False: 3.77k] | | ------------------ ------------------ 933| 3.77k| if (state->mode == TYPE) ------------------ | Branch (933:21): [True: 916, False: 2.85k] ------------------ 934| 916| state->back = -1; 935| 3.77k| break; 936| 3.77k| } 937| 6.81k| state->back = 0; 938| | 939| | /* get a literal, length, or end-of-block code */ 940| 11.2k| for (;;) { 941| 11.2k| here = state->lencode[BITS(state->lenbits)]; ------------------ | | 114| 11.2k| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 942| 11.2k| if (here.bits <= bits) ------------------ | Branch (942:21): [True: 6.64k, False: 4.62k] ------------------ 943| 6.64k| break; 944| 4.62k| PULLBYTE(); ------------------ | | 386| 4.62k| do { \ | | 387| 4.62k| if (have == 0) goto inf_leave; \ | | ------------------ | | | Branch (387:13): [True: 170, False: 4.45k] | | ------------------ | | 388| 4.62k| have--; \ | | 389| 4.45k| hold += ((uint64_t)(*next++) << bits); \ | | 390| 4.45k| bits += 8; \ | | 391| 4.45k| } while (0) | | ------------------ | | | Branch (391:14): [Folded, False: 4.45k] | | ------------------ ------------------ 945| 4.62k| } 946| 6.64k| if (here.op && (here.op & 0xf0) == 0) { ------------------ | Branch (946:17): [True: 3.93k, False: 2.71k] | Branch (946:28): [True: 142, False: 3.79k] ------------------ 947| 142| last = here; 948| 178| for (;;) { 949| 178| here = state->lencode[last.val + (BITS(last.bits + last.op) >> last.bits)]; ------------------ | | 114| 178| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 950| 178| if ((unsigned)last.bits + (unsigned)here.bits <= bits) ------------------ | Branch (950:25): [True: 132, False: 46] ------------------ 951| 132| break; 952| 46| PULLBYTE(); ------------------ | | 386| 46| do { \ | | 387| 46| if (have == 0) goto inf_leave; \ | | ------------------ | | | Branch (387:13): [True: 10, False: 36] | | ------------------ | | 388| 46| have--; \ | | 389| 36| hold += ((uint64_t)(*next++) << bits); \ | | 390| 36| bits += 8; \ | | 391| 36| } while (0) | | ------------------ | | | Branch (391:14): [Folded, False: 36] | | ------------------ ------------------ 953| 46| } 954| 132| DROPBITS(last.bits); ------------------ | | 118| 132| do { \ | | 119| 132| hold >>= (n); \ | | 120| 132| bits -= (unsigned)(n); \ | | 121| 132| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 132] | | ------------------ ------------------ 955| 132| state->back += last.bits; 956| 132| } 957| 6.63k| DROPBITS(here.bits); ------------------ | | 118| 6.63k| do { \ | | 119| 6.63k| hold >>= (n); \ | | 120| 6.63k| bits -= (unsigned)(n); \ | | 121| 6.63k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 6.63k] | | ------------------ ------------------ 958| 6.63k| state->back += here.bits; 959| 6.63k| state->length = here.val; 960| | 961| | /* process literal */ 962| 6.63k| if ((int)(here.op) == 0) { ------------------ | Branch (962:17): [True: 2.74k, False: 3.89k] ------------------ 963| 2.74k| Tracevv((stderr, here.val >= 0x20 && here.val < 0x7f ? 964| 2.74k| "inflate: literal '%c'\n" : 965| 2.74k| "inflate: literal 0x%02x\n", here.val)); 966| 2.74k| state->mode = LIT; 967| 2.74k| break; 968| 2.74k| } 969| | 970| | /* process end of block */ 971| 3.89k| if (here.op & 32) { ------------------ | Branch (971:17): [True: 186, False: 3.70k] ------------------ 972| 186| Tracevv((stderr, "inflate: end of block\n")); 973| 186| state->back = -1; 974| 186| state->mode = TYPE; 975| 186| break; 976| 186| } 977| | 978| | /* invalid code */ 979| 3.70k| if (here.op & 64) { ------------------ | Branch (979:17): [True: 1, False: 3.70k] ------------------ 980| 1| SET_BAD("invalid literal/length code"); ------------------ | | 132| 1| do { \ | | 133| 1| state->mode = BAD; \ | | 134| 1| strm->msg = (char *)errmsg; \ | | 135| 1| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 1] | | ------------------ ------------------ 981| 1| break; 982| 1| } 983| | 984| | /* length code */ 985| 3.70k| state->extra = (here.op & MAX_BITS); ------------------ | | 39| 3.70k|#define MAX_BITS 15 ------------------ 986| 3.70k| state->mode = LENEXT; 987| 3.70k| Z_FALLTHROUGH; ------------------ | | 45| 3.70k|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 988| | 989| 3.71k| case LENEXT: ------------------ | Branch (989:9): [True: 15, False: 17.0k] ------------------ 990| | /* get extra bits, if any */ 991| 3.71k| if (state->extra) { ------------------ | Branch (991:17): [True: 824, False: 2.89k] ------------------ 992| 824| NEEDBITS(state->extra); ------------------ | | 107| 824| do { \ | | 108| 1.15k| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 362, False: 794] | | ------------------ | | 109| 824| PULLBYTE(); \ | | ------------------ | | | | 386| 362| do { \ | | | | 387| 362| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 30, False: 332] | | | | ------------------ | | | | 388| 362| have--; \ | | | | 389| 332| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 332| bits += 8; \ | | | | 391| 332| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 332] | | | | ------------------ | | ------------------ | | 110| 824| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 794] | | ------------------ ------------------ 993| 794| state->length += BITS(state->extra); ------------------ | | 114| 794| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 994| 794| DROPBITS(state->extra); ------------------ | | 118| 794| do { \ | | 119| 794| hold >>= (n); \ | | 120| 794| bits -= (unsigned)(n); \ | | 121| 794| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 794] | | ------------------ ------------------ 995| 794| state->back += state->extra; 996| 794| } 997| 3.68k| Tracevv((stderr, "inflate: length %u\n", state->length)); 998| 3.68k| state->was = state->length; 999| 3.68k| state->mode = DIST; 1000| 3.68k| Z_FALLTHROUGH; ------------------ | | 45| 3.68k|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 1001| | 1002| 3.70k| case DIST: ------------------ | Branch (1002:9): [True: 15, False: 17.0k] ------------------ 1003| | /* get distance code */ 1004| 4.70k| for (;;) { 1005| 4.70k| here = state->distcode[BITS(state->distbits)]; ------------------ | | 114| 4.70k| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 1006| 4.70k| if (here.bits <= bits) ------------------ | Branch (1006:21): [True: 3.67k, False: 1.02k] ------------------ 1007| 3.67k| break; 1008| 1.02k| PULLBYTE(); ------------------ | | 386| 1.02k| do { \ | | 387| 1.02k| if (have == 0) goto inf_leave; \ | | ------------------ | | | Branch (387:13): [True: 26, False: 997] | | ------------------ | | 388| 1.02k| have--; \ | | 389| 997| hold += ((uint64_t)(*next++) << bits); \ | | 390| 997| bits += 8; \ | | 391| 997| } while (0) | | ------------------ | | | Branch (391:14): [Folded, False: 997] | | ------------------ ------------------ 1009| 1.02k| } 1010| 3.67k| if ((here.op & 0xf0) == 0) { ------------------ | Branch (1010:17): [True: 48, False: 3.63k] ------------------ 1011| 48| last = here; 1012| 60| for (;;) { 1013| 60| here = state->distcode[last.val + (BITS(last.bits + last.op) >> last.bits)]; ------------------ | | 114| 60| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 1014| 60| if ((unsigned)last.bits + (unsigned)here.bits <= bits) ------------------ | Branch (1014:25): [True: 44, False: 16] ------------------ 1015| 44| break; 1016| 16| PULLBYTE(); ------------------ | | 386| 16| do { \ | | 387| 16| if (have == 0) goto inf_leave; \ | | ------------------ | | | Branch (387:13): [True: 4, False: 12] | | ------------------ | | 388| 16| have--; \ | | 389| 12| hold += ((uint64_t)(*next++) << bits); \ | | 390| 12| bits += 8; \ | | 391| 12| } while (0) | | ------------------ | | | Branch (391:14): [Folded, False: 12] | | ------------------ ------------------ 1017| 16| } 1018| 44| DROPBITS(last.bits); ------------------ | | 118| 44| do { \ | | 119| 44| hold >>= (n); \ | | 120| 44| bits -= (unsigned)(n); \ | | 121| 44| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 44] | | ------------------ ------------------ 1019| 44| state->back += last.bits; 1020| 44| } 1021| 3.67k| DROPBITS(here.bits); ------------------ | | 118| 3.67k| do { \ | | 119| 3.67k| hold >>= (n); \ | | 120| 3.67k| bits -= (unsigned)(n); \ | | 121| 3.67k| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 3.67k] | | ------------------ ------------------ 1022| 3.67k| state->back += here.bits; 1023| 3.67k| if (here.op & 64) { ------------------ | Branch (1023:17): [True: 6, False: 3.66k] ------------------ 1024| 6| SET_BAD("invalid distance code"); ------------------ | | 132| 6| do { \ | | 133| 6| state->mode = BAD; \ | | 134| 6| strm->msg = (char *)errmsg; \ | | 135| 6| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 6] | | ------------------ ------------------ 1025| 6| break; 1026| 6| } 1027| 3.66k| state->offset = here.val; 1028| 3.66k| state->extra = (here.op & MAX_BITS); ------------------ | | 39| 3.66k|#define MAX_BITS 15 ------------------ 1029| 3.66k| state->mode = DISTEXT; 1030| 3.66k| Z_FALLTHROUGH; ------------------ | | 45| 3.66k|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 1031| | 1032| 3.70k| case DISTEXT: ------------------ | Branch (1032:9): [True: 32, False: 17.0k] ------------------ 1033| | /* get distance extra bits, if any */ 1034| 3.70k| if (state->extra) { ------------------ | Branch (1034:17): [True: 901, False: 2.79k] ------------------ 1035| 901| NEEDBITS(state->extra); ------------------ | | 107| 901| do { \ | | 108| 1.54k| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 706, False: 837] | | ------------------ | | 109| 901| PULLBYTE(); \ | | ------------------ | | | | 386| 706| do { \ | | | | 387| 706| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 64, False: 642] | | | | ------------------ | | | | 388| 706| have--; \ | | | | 389| 642| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 642| bits += 8; \ | | | | 391| 642| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 642] | | | | ------------------ | | ------------------ | | 110| 901| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 837] | | ------------------ ------------------ 1036| 837| state->offset += BITS(state->extra); ------------------ | | 114| 837| (hold & ((1U << (unsigned)(n)) - 1)) ------------------ 1037| 837| DROPBITS(state->extra); ------------------ | | 118| 837| do { \ | | 119| 837| hold >>= (n); \ | | 120| 837| bits -= (unsigned)(n); \ | | 121| 837| } while (0) | | ------------------ | | | Branch (121:14): [Folded, False: 837] | | ------------------ ------------------ 1038| 837| state->back += state->extra; 1039| 837| } 1040| |#ifdef INFLATE_STRICT 1041| | if (state->offset > state->dmax) { 1042| | SET_BAD("invalid distance too far back"); 1043| | break; 1044| | } 1045| |#endif 1046| 3.63k| Tracevv((stderr, "inflate: distance %u\n", state->offset)); 1047| 3.63k| state->mode = MATCH; 1048| 3.63k| Z_FALLTHROUGH; ------------------ | | 45| 3.63k|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 1049| | 1050| 3.73k| case MATCH: ------------------ | Branch (1050:9): [True: 98, False: 17.0k] ------------------ 1051| | /* copy match from window to output */ 1052| 3.73k| if (left == 0) ------------------ | Branch (1052:17): [True: 102, False: 3.63k] ------------------ 1053| 102| goto inf_leave; 1054| 3.63k| copy = out - left; 1055| 3.63k| if (state->offset > copy) { /* copy from window */ ------------------ | Branch (1055:17): [True: 23, False: 3.60k] ------------------ 1056| 23| copy = state->offset - copy; 1057| 23| if (copy > state->whave) { ------------------ | Branch (1057:21): [True: 23, False: 0] ------------------ 1058| |#ifdef INFLATE_ALLOW_INVALID_DISTANCE_TOOFAR_ARRR 1059| | if (state->sane) { 1060| | SET_BAD("invalid distance too far back"); 1061| | break; 1062| | } 1063| | Trace((stderr, "inflate.c too far\n")); 1064| | copy -= state->whave; 1065| | copy = MIN(copy, state->length); 1066| | copy = MIN(copy, left); 1067| | left -= copy; 1068| | state->length -= copy; 1069| | do { 1070| | *put++ = 0; 1071| | } while (--copy); 1072| | if (state->length == 0) 1073| | state->mode = LEN; 1074| |#else 1075| 23| SET_BAD("invalid distance too far back"); ------------------ | | 132| 23| do { \ | | 133| 23| state->mode = BAD; \ | | 134| 23| strm->msg = (char *)errmsg; \ | | 135| 23| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 23] | | ------------------ ------------------ 1076| 23|#endif 1077| 23| break; 1078| 23| } 1079| 0| if (copy > state->wnext) { ------------------ | Branch (1079:21): [True: 0, False: 0] ------------------ 1080| 0| copy -= state->wnext; 1081| 0| from = state->window + (state->wsize - copy); 1082| 0| } else { 1083| 0| from = state->window + (state->wnext - copy); 1084| 0| } 1085| 0| copy = MIN(copy, state->length); ------------------ | | 124| 0|#define MIN(a, b) ((a) > (b) ? (b) : (a)) | | ------------------ | | | Branch (124:20): [True: 0, False: 0] | | ------------------ ------------------ 1086| 0| copy = MIN(copy, left); ------------------ | | 124| 0|#define MIN(a, b) ((a) > (b) ? (b) : (a)) | | ------------------ | | | Branch (124:20): [True: 0, False: 0] | | ------------------ ------------------ 1087| | 1088| 0| put = chunkcopy_safe(put, from, copy, put + left); 1089| 3.60k| } else { 1090| 3.60k| copy = MIN(state->length, left); ------------------ | | 124| 3.60k|#define MIN(a, b) ((a) > (b) ? (b) : (a)) | | ------------------ | | | Branch (124:20): [True: 47, False: 3.56k] | | ------------------ ------------------ 1091| | 1092| 3.60k| put = FUNCTABLE_CALL(chunkmemset_safe)(put, put - state->offset, copy, left); ------------------ | | 49| 3.60k|# define FUNCTABLE_CALL(name) functable.name ------------------ 1093| 3.60k| } 1094| 3.60k| left -= copy; 1095| 3.60k| state->length -= copy; 1096| 3.60k| if (state->length == 0) ------------------ | Branch (1096:17): [True: 3.56k, False: 47] ------------------ 1097| 3.56k| state->mode = LEN; 1098| 3.60k| break; 1099| | 1100| 2.74k| case LIT: ------------------ | Branch (1100:9): [True: 2.74k, False: 14.3k] ------------------ 1101| 2.74k| if (left == 0) ------------------ | Branch (1101:17): [True: 6, False: 2.74k] ------------------ 1102| 6| goto inf_leave; 1103| 2.74k| *put++ = (unsigned char)(state->length); 1104| 2.74k| left--; 1105| 2.74k| state->mode = LEN; 1106| 2.74k| break; 1107| | 1108| 171| case CHECK: ------------------ | Branch (1108:9): [True: 171, False: 16.9k] ------------------ 1109| 171| if (state->wrap) { ------------------ | Branch (1109:17): [True: 171, False: 0] ------------------ 1110| 171| NEEDBITS(32); ------------------ | | 107| 171| do { \ | | 108| 804| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 649, False: 155] | | ------------------ | | 109| 649| PULLBYTE(); \ | | ------------------ | | | | 386| 649| do { \ | | | | 387| 649| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 16, False: 633] | | | | ------------------ | | | | 388| 649| have--; \ | | | | 389| 633| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 633| bits += 8; \ | | | | 391| 633| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 633] | | | | ------------------ | | ------------------ | | 110| 171| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 155] | | ------------------ ------------------ 1111| 155| out -= left; 1112| 155| strm->total_out += out; 1113| 155| state->total += out; 1114| | 1115| | /* compute crc32 checksum if not in raw mode */ 1116| 155| if (INFLATE_NEED_CHECKSUM(strm) && state->wrap & 4) { ------------------ | | 31| 310|# define INFLATE_NEED_CHECKSUM(strm) 1 | | ------------------ | | | Branch (31:39): [True: 155, Folded] | | ------------------ ------------------ | Branch (1116:52): [True: 155, False: 0] ------------------ 1117| 155| if (out) { ------------------ | Branch (1117:25): [True: 150, False: 5] ------------------ 1118| 150| inf_chksum(strm, put - out, out); 1119| 150| } 1120| 155|#ifdef GUNZIP 1121| 155| if (state->flags) ------------------ | Branch (1121:25): [True: 0, False: 155] ------------------ 1122| 0| strm->adler = state->check = FUNCTABLE_CALL(crc32_fold_final)(&state->crc_fold); ------------------ | | 49| 0|# define FUNCTABLE_CALL(name) functable.name ------------------ 1123| 155|#endif 1124| 155| } 1125| 155| out = left; 1126| 155| if ((state->wrap & 4) && ( ------------------ | Branch (1126:21): [True: 155, False: 0] | Branch (1126:42): [True: 87, False: 68] ------------------ 1127| 155|#ifdef GUNZIP 1128| 155| state->flags ? hold : ------------------ | Branch (1128:22): [True: 0, False: 155] ------------------ 1129| 155|#endif 1130| 155| ZSWAP32((unsigned)hold)) != state->check) { ------------------ | | 170| 155|# define ZSWAP32(q) __builtin_bswap32(q) ------------------ 1131| 87| SET_BAD("incorrect data check"); ------------------ | | 132| 87| do { \ | | 133| 87| state->mode = BAD; \ | | 134| 87| strm->msg = (char *)errmsg; \ | | 135| 87| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 87] | | ------------------ ------------------ 1132| 87| break; 1133| 87| } 1134| 68| INITBITS(); ------------------ | | 99| 68| do { \ | | 100| 68| hold = 0; \ | | 101| 68| bits = 0; \ | | 102| 68| } while (0) | | ------------------ | | | Branch (102:14): [Folded, False: 68] | | ------------------ ------------------ 1135| 68| Tracev((stderr, "inflate: check matches trailer\n")); 1136| 68| } 1137| 68|#ifdef GUNZIP 1138| 68| state->mode = LENGTH; 1139| 68| Z_FALLTHROUGH; ------------------ | | 45| 68|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 1140| | 1141| 68| case LENGTH: ------------------ | Branch (1141:9): [True: 0, False: 17.1k] ------------------ 1142| 68| if (state->wrap && state->flags) { ------------------ | Branch (1142:17): [True: 68, False: 0] | Branch (1142:32): [True: 0, False: 68] ------------------ 1143| 0| NEEDBITS(32); ------------------ | | 107| 0| do { \ | | 108| 0| while (bits < (unsigned)(n)) \ | | ------------------ | | | Branch (108:16): [True: 0, False: 0] | | ------------------ | | 109| 0| PULLBYTE(); \ | | ------------------ | | | | 386| 0| do { \ | | | | 387| 0| if (have == 0) goto inf_leave; \ | | | | ------------------ | | | | | Branch (387:13): [True: 0, False: 0] | | | | ------------------ | | | | 388| 0| have--; \ | | | | 389| 0| hold += ((uint64_t)(*next++) << bits); \ | | | | 390| 0| bits += 8; \ | | | | 391| 0| } while (0) | | | | ------------------ | | | | | Branch (391:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 110| 0| } while (0) | | ------------------ | | | Branch (110:14): [Folded, False: 0] | | ------------------ ------------------ 1144| 0| if ((state->wrap & 4) && hold != (state->total & 0xffffffff)) { ------------------ | Branch (1144:21): [True: 0, False: 0] | Branch (1144:42): [True: 0, False: 0] ------------------ 1145| 0| SET_BAD("incorrect length check"); ------------------ | | 132| 0| do { \ | | 133| 0| state->mode = BAD; \ | | 134| 0| strm->msg = (char *)errmsg; \ | | 135| 0| } while (0) | | ------------------ | | | Branch (135:14): [Folded, False: 0] | | ------------------ ------------------ 1146| 0| break; 1147| 0| } 1148| 0| INITBITS(); ------------------ | | 99| 0| do { \ | | 100| 0| hold = 0; \ | | 101| 0| bits = 0; \ | | 102| 0| } while (0) | | ------------------ | | | Branch (102:14): [Folded, False: 0] | | ------------------ ------------------ 1149| 0| Tracev((stderr, "inflate: length matches trailer\n")); 1150| 0| } 1151| 68|#endif 1152| 68| state->mode = DONE; 1153| 68| Z_FALLTHROUGH; ------------------ | | 45| 68|# define Z_FALLTHROUGH __attribute__((__fallthrough__)) ------------------ 1154| | 1155| 68| case DONE: ------------------ | Branch (1155:9): [True: 0, False: 17.1k] ------------------ 1156| | /* inflate stream terminated properly */ 1157| 68| ret = Z_STREAM_END; ------------------ | | 181| 68|#define Z_STREAM_END 1 ------------------ 1158| 68| goto inf_leave; 1159| | 1160| 399| case BAD: ------------------ | Branch (1160:9): [True: 399, False: 16.7k] ------------------ 1161| 399| ret = Z_DATA_ERROR; ------------------ | | 185| 399|#define Z_DATA_ERROR (-3) ------------------ 1162| 399| goto inf_leave; 1163| | 1164| 0| case SYNC: ------------------ | Branch (1164:9): [True: 0, False: 17.1k] ------------------ 1165| | 1166| 0| default: /* can't happen, but makes compilers happy */ ------------------ | Branch (1166:9): [True: 0, False: 17.1k] ------------------ 1167| 0| return Z_STREAM_ERROR; ------------------ | | 184| 0|#define Z_STREAM_ERROR (-2) ------------------ 1168| 17.1k| } 1169| | 1170| | /* 1171| | Return from inflate(), updating the total counts and the check value. 1172| | If there was no progress during the inflate() call, return a buffer 1173| | error. Call updatewindow() to create and/or update the window state. 1174| | */ 1175| 1.03k| inf_leave: 1176| 1.03k| RESTORE(); ------------------ | | 88| 1.03k| do { \ | | 89| 1.03k| strm->next_out = put; \ | | 90| 1.03k| strm->avail_out = left; \ | | 91| 1.03k| strm->next_in = (z_const unsigned char *)next; \ | | 92| 1.03k| strm->avail_in = have; \ | | 93| 1.03k| state->hold = hold; \ | | 94| 1.03k| state->bits = bits; \ | | 95| 1.03k| } while (0) | | ------------------ | | | Branch (95:14): [Folded, False: 1.03k] | | ------------------ ------------------ 1177| 1.03k| uint32_t check_bytes = out - strm->avail_out; 1178| 1.03k| if (INFLATE_NEED_UPDATEWINDOW(strm) && ------------------ | | 33| 2.06k|# define INFLATE_NEED_UPDATEWINDOW(strm) 1 | | ------------------ | | | Branch (33:43): [True: 1.03k, Folded] | | ------------------ ------------------ 1179| 1.03k| (state->wsize || (out != strm->avail_out && state->mode < BAD && ------------------ | Branch (1179:14): [True: 266, False: 767] | Branch (1179:31): [True: 460, False: 307] | Branch (1179:57): [True: 266, False: 194] ------------------ 1180| 532| (state->mode < CHECK || flush != Z_FINISH)))) { ------------------ | | 175| 8|#define Z_FINISH 4 ------------------ | Branch (1180:19): [True: 258, False: 8] | Branch (1180:42): [True: 8, False: 0] ------------------ 1181| | /* update sliding window with respective checksum if not in "raw" mode */ 1182| 532| updatewindow(strm, strm->next_out, check_bytes, state->wrap & 4); 1183| 532| } 1184| 1.03k| in -= strm->avail_in; 1185| 1.03k| out -= strm->avail_out; 1186| 1.03k| strm->total_in += in; 1187| 1.03k| strm->total_out += out; 1188| 1.03k| state->total += out; 1189| | 1190| 1.03k| strm->data_type = (int)state->bits + (state->last ? 64 : 0) + ------------------ | Branch (1190:43): [True: 421, False: 612] ------------------ 1191| 1.03k| (state->mode == TYPE ? 128 : 0) + (state->mode == LEN_ || state->mode == COPY_ ? 256 : 0); ------------------ | Branch (1191:24): [True: 3, False: 1.03k] | Branch (1191:58): [True: 0, False: 1.03k] | Branch (1191:81): [True: 0, False: 1.03k] ------------------ 1192| 1.03k| if (((in == 0 && out == 0) || flush == Z_FINISH) && ret == Z_OK) { ------------------ | | 175| 750|#define Z_FINISH 4 ------------------ if (((in == 0 && out == 0) || flush == Z_FINISH) && ret == Z_OK) { ------------------ | | 180| 283|#define Z_OK 0 ------------------ | Branch (1192:11): [True: 283, False: 750] | Branch (1192:22): [True: 283, False: 0] | Branch (1192:35): [True: 0, False: 750] | Branch (1192:57): [True: 283, False: 0] ------------------ 1193| | /* when no sliding window is used, hash the output bytes if no CHECK state */ 1194| 283| if (INFLATE_NEED_CHECKSUM(strm) && !state->wsize && flush == Z_FINISH) { ------------------ | | 31| 566|# define INFLATE_NEED_CHECKSUM(strm) 1 | | ------------------ | | | Branch (31:39): [True: 283, Folded] | | ------------------ ------------------ if (INFLATE_NEED_CHECKSUM(strm) && !state->wsize && flush == Z_FINISH) { ------------------ | | 175| 17|#define Z_FINISH 4 ------------------ | Branch (1194:44): [True: 17, False: 266] | Branch (1194:61): [True: 0, False: 17] ------------------ 1195| 0| inf_chksum(strm, put - check_bytes, check_bytes); 1196| 0| } 1197| 283| ret = Z_BUF_ERROR; ------------------ | | 187| 283|#define Z_BUF_ERROR (-5) ------------------ 1198| 283| } 1199| 1.03k| return ret; 1200| 1.03k|} zng_inflateEnd: 1202| 751|int32_t Z_EXPORT PREFIX(inflateEnd)(PREFIX3(stream) *strm) { 1203| 751| if (inflateStateCheck(strm)) ------------------ | Branch (1203:9): [True: 0, False: 751] ------------------ 1204| 0| return Z_STREAM_ERROR; ------------------ | | 184| 0|#define Z_STREAM_ERROR (-2) ------------------ 1205| | 1206| | /* Free allocated buffers */ 1207| 751| free_inflate(strm); 1208| | 1209| 751| Tracev((stderr, "inflate: end\n")); 1210| 751| return Z_OK; ------------------ | | 180| 751|#define Z_OK 0 ------------------ 1211| 751|} inflate.c:inflateStateCheck: 51| 4.03k|static int inflateStateCheck(PREFIX3(stream) *strm) { 52| 4.03k| struct inflate_state *state; 53| 4.03k| if (strm == NULL || strm->zalloc == NULL || strm->zfree == NULL) ------------------ | Branch (53:9): [True: 0, False: 4.03k] | Branch (53:25): [True: 0, False: 4.03k] | Branch (53:49): [True: 0, False: 4.03k] ------------------ 54| 0| return 1; 55| 4.03k| state = (struct inflate_state *)strm->state; 56| 4.03k| if (state == NULL || state->alloc_bufs == NULL || state->strm != strm || state->mode < HEAD || state->mode > SYNC) ------------------ | Branch (56:9): [True: 0, False: 4.03k] | Branch (56:26): [True: 0, False: 4.03k] | Branch (56:55): [True: 0, False: 4.03k] | Branch (56:78): [True: 0, False: 4.03k] | Branch (56:100): [True: 0, False: 4.03k] ------------------ 57| 0| return 1; 58| 4.03k| return 0; 59| 4.03k|} inflate.c:inf_chksum: 39| 222|static inline void inf_chksum(PREFIX3(stream) *strm, const uint8_t *src, uint32_t len) { 40| 222| struct inflate_state *state = (struct inflate_state*)strm->state; 41| 222|#ifdef GUNZIP 42| 222| if (state->flags) { ------------------ | Branch (42:9): [True: 0, False: 222] ------------------ 43| 0| FUNCTABLE_CALL(crc32_fold)(&state->crc_fold, src, len, 0); ------------------ | | 49| 0|# define FUNCTABLE_CALL(name) functable.name ------------------ 44| 0| } else 45| 222|#endif 46| 222| { 47| 222| strm->adler = state->check = FUNCTABLE_CALL(adler32)(state->check, src, len); ------------------ | | 49| 222|# define FUNCTABLE_CALL(name) functable.name ------------------ 48| 222| } 49| 222|} inflate.c:updatewindow: 324| 532|static void updatewindow(PREFIX3(stream) *strm, const uint8_t *end, uint32_t len, int32_t cksum) { 325| 532| struct inflate_state *state; 326| 532| uint32_t dist; 327| | 328| 532| state = (struct inflate_state *)strm->state; 329| | 330| | /* if window not in use yet, initialize */ 331| 532| if (state->wsize == 0) ------------------ | Branch (331:9): [True: 266, False: 266] ------------------ 332| 266| state->wsize = 1U << state->wbits; 333| | 334| | /* len state->wsize or less output bytes into the circular window */ 335| 532| if (len >= state->wsize) { ------------------ | Branch (335:9): [True: 72, False: 460] ------------------ 336| | /* Only do this if the caller specifies to checksum bytes AND the platform requires 337| | * it (s/390 being the primary exception to this) */ 338| 72| if (INFLATE_NEED_CHECKSUM(strm) && cksum) { ------------------ | | 31| 144|# define INFLATE_NEED_CHECKSUM(strm) 1 | | ------------------ | | | Branch (31:39): [True: 72, Folded] | | ------------------ ------------------ | Branch (338:44): [True: 72, False: 0] ------------------ 339| | /* We have to split the checksum over non-copied and copied bytes */ 340| 72| if (len > state->wsize) ------------------ | Branch (340:17): [True: 72, False: 0] ------------------ 341| 72| inf_chksum(strm, end - len, len - state->wsize); 342| 72| inf_chksum_cpy(strm, state->window, end - state->wsize, state->wsize); 343| 72| } else { 344| 0| memcpy(state->window, end - state->wsize, state->wsize); 345| 0| } 346| | 347| 72| state->wnext = 0; 348| 72| state->whave = state->wsize; 349| 460| } else { 350| 460| dist = state->wsize - state->wnext; 351| | /* Only do this if the caller specifies to checksum bytes AND the platform requires 352| | * We need to maintain the correct order here for the checksum */ 353| 460| dist = MIN(dist, len); ------------------ | | 124| 460|#define MIN(a, b) ((a) > (b) ? (b) : (a)) | | ------------------ | | | Branch (124:20): [True: 460, False: 0] | | ------------------ ------------------ 354| 460| if (INFLATE_NEED_CHECKSUM(strm) && cksum) { ------------------ | | 31| 920|# define INFLATE_NEED_CHECKSUM(strm) 1 | | ------------------ | | | Branch (31:39): [True: 460, Folded] | | ------------------ ------------------ | Branch (354:44): [True: 460, False: 0] ------------------ 355| 460| inf_chksum_cpy(strm, state->window + state->wnext, end - len, dist); 356| 460| } else { 357| 0| memcpy(state->window + state->wnext, end - len, dist); 358| 0| } 359| 460| len -= dist; 360| 460| if (len) { ------------------ | Branch (360:13): [True: 0, False: 460] ------------------ 361| 0| if (INFLATE_NEED_CHECKSUM(strm) && cksum) { ------------------ | | 31| 0|# define INFLATE_NEED_CHECKSUM(strm) 1 | | ------------------ | | | Branch (31:39): [True: 0, Folded] | | ------------------ ------------------ | Branch (361:48): [True: 0, False: 0] ------------------ 362| 0| inf_chksum_cpy(strm, state->window, end - len, len); 363| 0| } else { 364| 0| memcpy(state->window, end - len, len); 365| 0| } 366| | 367| 0| state->wnext = len; 368| 0| state->whave = state->wsize; 369| 460| } else { 370| 460| state->wnext += dist; 371| 460| if (state->wnext == state->wsize) ------------------ | Branch (371:17): [True: 0, False: 460] ------------------ 372| 0| state->wnext = 0; 373| 460| if (state->whave < state->wsize) ------------------ | Branch (373:17): [True: 388, False: 72] ------------------ 374| 388| state->whave += dist; 375| 460| } 376| 460| } 377| 532|} inflate.c:inf_chksum_cpy: 26| 532| const uint8_t *src, uint32_t copy) { 27| 532| if (!copy) return; ------------------ | Branch (27:9): [True: 266, False: 266] ------------------ 28| 266| struct inflate_state *state = (struct inflate_state*)strm->state; 29| 266|#ifdef GUNZIP 30| 266| if (state->flags) { ------------------ | Branch (30:9): [True: 0, False: 266] ------------------ 31| 0| FUNCTABLE_CALL(crc32_fold_copy)(&state->crc_fold, dst, src, copy); ------------------ | | 49| 0|# define FUNCTABLE_CALL(name) functable.name ------------------ 32| 0| } else 33| 266|#endif 34| 266| { 35| 266| strm->adler = state->check = FUNCTABLE_CALL(adler32_fold_copy)(state->check, dst, src, copy); ------------------ | | 49| 266|# define FUNCTABLE_CALL(name) functable.name ------------------ 36| 266| } 37| 266|} chunkset_avx2.c:load_64_bits: 141| 293k|static inline uint64_t load_64_bits(const unsigned char *in, unsigned bits) { 142| 293k| uint64_t chunk = zng_memread_8(in); 143| | 144| 293k|#if BYTE_ORDER == LITTLE_ENDIAN 145| 293k| return chunk << bits; 146| |#else 147| | return ZSWAP64(chunk) << bits; 148| |#endif 149| 293k|} zng_inflate_table: 31| 828| code * *table, unsigned *bits, uint16_t *work) { 32| 828| unsigned len; /* a code's length in bits */ 33| 828| unsigned sym; /* index of code symbols */ 34| 828| unsigned min, max; /* minimum and maximum code lengths */ 35| 828| unsigned root; /* number of index bits for root table */ 36| 828| unsigned curr; /* number of index bits for current table */ 37| 828| unsigned drop; /* code bits to drop for sub-table */ 38| 828| int left; /* number of prefix codes available */ 39| 828| unsigned used; /* code entries in table used */ 40| 828| unsigned huff; /* Huffman code */ 41| 828| unsigned incr; /* for incrementing code, index */ 42| 828| unsigned fill; /* index for replicating entries */ 43| 828| unsigned low; /* low bits for current root entry */ 44| 828| unsigned mask; /* mask for low root bits */ 45| 828| code here; /* table entry for duplication */ 46| 828| code *next; /* next available space in table */ 47| 828| const uint16_t *base; /* base value table to use */ 48| 828| const uint16_t *extra; /* extra bits table to use */ 49| 828| unsigned match; /* use base and extra for symbol >= match */ 50| 828| uint16_t count[MAX_BITS+1]; /* number of codes of each length */ 51| 828| uint16_t offs[MAX_BITS+1]; /* offsets in table for each length */ 52| 828| static const uint16_t lbase[31] = { /* Length codes 257..285 base */ 53| 828| 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 23, 27, 31, 54| 828| 35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0}; 55| 828| static const uint16_t lext[31] = { /* Length codes 257..285 extra */ 56| 828| 16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 18, 57| 828| 19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 203, 77}; 58| 828| static const uint16_t dbase[32] = { /* Distance codes 0..29 base */ 59| 828| 1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193, 60| 828| 257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145, 61| 828| 8193, 12289, 16385, 24577, 0, 0}; 62| 828| static const uint16_t dext[32] = { /* Distance codes 0..29 extra */ 63| 828| 16, 16, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 64| 828| 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 65| 828| 28, 28, 29, 29, 64, 64}; 66| | 67| | /* 68| | Process a set of code lengths to create a canonical Huffman code. The 69| | code lengths are lens[0..codes-1]. Each length corresponds to the 70| | symbols 0..codes-1. The Huffman code is generated by first sorting the 71| | symbols by length from short to long, and retaining the symbol order 72| | for codes with equal lengths. Then the code starts with all zero bits 73| | for the first code of the shortest length, and the codes are integer 74| | increments for the same length, and zeros are appended as the length 75| | increases. For the deflate format, these bits are stored backwards 76| | from their more natural integer increment ordering, and so when the 77| | decoding tables are built in the large loop below, the integer codes 78| | are incremented backwards. 79| | 80| | This routine assumes, but does not check, that all of the entries in 81| | lens[] are in the range 0..MAXBITS. The caller must assure this. 82| | 1..MAXBITS is interpreted as that code length. zero means that that 83| | symbol does not occur in this code. 84| | 85| | The codes are sorted by computing a count of codes for each length, 86| | creating from that a table of starting indices for each length in the 87| | sorted table, and then entering the symbols in order in the sorted 88| | table. The sorted table is work[], with that space being provided by 89| | the caller. 90| | 91| | The length counts are used for other purposes as well, i.e. finding 92| | the minimum and maximum length codes, determining if there are any 93| | codes at all, checking for a valid set of lengths, and looking ahead 94| | at length counts to determine sub-table sizes when building the 95| | decoding tables. 96| | */ 97| | 98| | /* accumulate lengths for codes (assumes lens[] all in 0..MAXBITS) */ 99| 14.0k| for (len = 0; len <= MAX_BITS; len++) ------------------ | | 39| 14.0k|#define MAX_BITS 15 ------------------ | Branch (99:19): [True: 13.2k, False: 828] ------------------ 100| 13.2k| count[len] = 0; 101| 89.7k| for (sym = 0; sym < codes; sym++) ------------------ | Branch (101:19): [True: 88.9k, False: 828] ------------------ 102| 88.9k| count[lens[sym]]++; 103| | 104| | /* bound code lengths, force root to be within code lengths */ 105| 828| root = *bits; 106| 6.41k| for (max = MAX_BITS; max >= 1; max--) ------------------ | | 39| 828|#define MAX_BITS 15 ------------------ | Branch (106:26): [True: 6.40k, False: 13] ------------------ 107| 6.40k| if (count[max] != 0) break; ------------------ | Branch (107:13): [True: 815, False: 5.58k] ------------------ 108| 828| root = MIN(root, max); ------------------ | | 124| 828|#define MIN(a, b) ((a) > (b) ? (b) : (a)) | | ------------------ | | | Branch (124:20): [True: 208, False: 620] | | ------------------ ------------------ 109| 828| if (UNLIKELY(max == 0)) { /* no symbols to code at all */ ------------------ | | 214| 828|# define UNLIKELY(x) __builtin_expect(!!(x), 0) | | ------------------ | | | Branch (214:33): [True: 13, False: 815] | | ------------------ ------------------ 110| 13| here.op = (unsigned char)64; /* invalid code marker */ 111| 13| here.bits = (unsigned char)1; 112| 13| here.val = (uint16_t)0; 113| 13| *(*table)++ = here; /* make a table to force an error */ 114| 13| *(*table)++ = here; 115| 13| *bits = 1; 116| 13| return 0; /* no symbols, but wait for decoding to report error */ 117| 13| } 118| 1.34k| for (min = 1; min < max; min++) ------------------ | Branch (118:19): [True: 1.30k, False: 34] ------------------ 119| 1.30k| if (count[min] != 0) break; ------------------ | Branch (119:13): [True: 781, False: 527] ------------------ 120| 815| root = MAX(root, min); ------------------ | | 126| 815|#define MAX(a, b) ((a) < (b) ? (b) : (a)) | | ------------------ | | | Branch (126:20): [True: 3, False: 812] | | ------------------ ------------------ 121| | 122| | /* check for an over-subscribed or incomplete set of lengths */ 123| 815| left = 1; 124| 12.1k| for (len = 1; len <= MAX_BITS; len++) { ------------------ | | 39| 12.1k|#define MAX_BITS 15 ------------------ | Branch (124:19): [True: 11.4k, False: 719] ------------------ 125| 11.4k| left <<= 1; 126| 11.4k| left -= count[len]; 127| 11.4k| if (left < 0) return -1; /* over-subscribed */ ------------------ | Branch (127:13): [True: 96, False: 11.3k] ------------------ 128| 11.4k| } 129| 719| if (left > 0 && (type == CODES || max != 1)) ------------------ | Branch (129:9): [True: 56, False: 663] | Branch (129:22): [True: 14, False: 42] | Branch (129:39): [True: 40, False: 2] ------------------ 130| 54| return -1; /* incomplete set */ 131| | 132| | /* generate offsets into symbol table for each length for sorting */ 133| 665| offs[1] = 0; 134| 9.97k| for (len = 1; len < MAX_BITS; len++) ------------------ | | 39| 9.97k|#define MAX_BITS 15 ------------------ | Branch (134:19): [True: 9.31k, False: 665] ------------------ 135| 9.31k| offs[len + 1] = offs[len] + count[len]; 136| | 137| | /* sort symbols by length, by symbol order within each length */ 138| 62.8k| for (sym = 0; sym < codes; sym++) ------------------ | Branch (138:19): [True: 62.1k, False: 665] ------------------ 139| 62.1k| if (lens[sym] != 0) work[offs[lens[sym]]++] = (uint16_t)sym; ------------------ | Branch (139:13): [True: 52.8k, False: 9.36k] ------------------ 140| | 141| | /* 142| | Create and fill in decoding tables. In this loop, the table being 143| | filled is at next and has curr index bits. The code being used is huff 144| | with length len. That code is converted to an index by dropping drop 145| | bits off of the bottom. For codes where len is less than drop + curr, 146| | those top drop + curr - len bits are incremented through all values to 147| | fill the table with replicated entries. 148| | 149| | root is the number of index bits for the root table. When len exceeds 150| | root, sub-tables are created pointed to by the root entry with an index 151| | of the low root bits of huff. This is saved in low to check for when a 152| | new sub-table should be started. drop is zero when the root table is 153| | being filled, and drop is root when sub-tables are being filled. 154| | 155| | When a new sub-table is needed, it is necessary to look ahead in the 156| | code lengths to determine what size sub-table is needed. The length 157| | counts are used for this, and so count[] is decremented as codes are 158| | entered in the tables. 159| | 160| | used keeps track of how many table entries have been allocated from the 161| | provided *table space. It is checked for LENS and DIST tables against 162| | the constants ENOUGH_LENS and ENOUGH_DISTS to guard against changes in 163| | the initial root table size constants. See the comments in inftrees.h 164| | for more information. 165| | 166| | sym increments through all symbols, and the loop terminates when 167| | all codes of length max, i.e. all codes, have been processed. This 168| | routine permits incomplete codes, so another loop after this one fills 169| | in the rest of the decoding tables with invalid code markers. 170| | */ 171| | 172| | /* set up for code type */ 173| 665| switch (type) { 174| 325| case CODES: ------------------ | Branch (174:5): [True: 325, False: 340] ------------------ 175| 325| base = extra = work; /* dummy value--not used */ 176| 325| match = 20; 177| 325| break; 178| 180| case LENS: ------------------ | Branch (178:5): [True: 180, False: 485] ------------------ 179| 180| base = lbase; 180| 180| extra = lext; 181| 180| match = 257; 182| 180| break; 183| 160| default: /* DISTS */ ------------------ | Branch (183:5): [True: 160, False: 505] ------------------ 184| 160| base = dbase; 185| 160| extra = dext; 186| 160| match = 0; 187| 665| } 188| | 189| | /* initialize state for loop */ 190| 665| huff = 0; /* starting code */ 191| 665| sym = 0; /* starting code symbol */ 192| 665| len = min; /* starting code length */ 193| 665| next = *table; /* current table to fill in */ 194| 665| curr = root; /* current table index bits */ 195| 665| drop = 0; /* current bits to drop from code for index */ 196| 665| low = (unsigned)(-1); /* trigger new sub-table when len > root */ 197| 665| used = 1U << root; /* use root table entries */ 198| 665| mask = used - 1; /* mask for comparing low */ 199| | 200| | /* check available table space */ 201| 665| if ((type == LENS && used > ENOUGH_LENS) || ------------------ | | 52| 180|#define ENOUGH_LENS 1332 ------------------ | Branch (201:10): [True: 180, False: 485] | Branch (201:26): [True: 0, False: 180] ------------------ 202| 665| (type == DISTS && used > ENOUGH_DISTS)) ------------------ | | 53| 160|#define ENOUGH_DISTS 592 ------------------ | Branch (202:10): [True: 160, False: 505] | Branch (202:27): [True: 0, False: 160] ------------------ 203| 0| return 1; 204| | 205| | /* process all codes and make table entries */ 206| 52.8k| for (;;) { 207| | /* create table entry */ 208| 52.8k| here.bits = (unsigned char)(len - drop); 209| 52.8k| if (LIKELY(work[sym] >= match)) { ------------------ | | 213| 52.8k|# define LIKELY(x) __builtin_expect(!!(x), 1) | | ------------------ | | | Branch (213:33): [True: 3.91k, False: 48.9k] | | ------------------ ------------------ 210| 3.91k| here.op = (unsigned char)(extra[work[sym] - match]); 211| 3.91k| here.val = base[work[sym] - match]; 212| 48.9k| } else if (work[sym] + 1U < match) { ------------------ | Branch (212:20): [True: 48.7k, False: 180] ------------------ 213| 48.7k| here.op = (unsigned char)0; 214| 48.7k| here.val = work[sym]; 215| 48.7k| } else { 216| 180| here.op = (unsigned char)(32 + 64); /* end of block */ 217| 180| here.val = 0; 218| 180| } 219| | 220| | /* replicate for those indices with low len bits equal to huff */ 221| 52.8k| incr = 1U << (len - drop); 222| 52.8k| fill = 1U << curr; 223| 52.8k| min = fill; /* save offset to next table */ 224| 280k| do { 225| 280k| fill -= incr; 226| 280k| next[(huff >> drop) + fill] = here; 227| 280k| } while (fill != 0); ------------------ | Branch (227:18): [True: 227k, False: 52.8k] ------------------ 228| | 229| | /* backwards increment the len-bit code huff */ 230| 52.8k| incr = 1U << (len - 1); 231| 104k| while (huff & incr) ------------------ | Branch (231:16): [True: 52.1k, False: 52.8k] ------------------ 232| 52.1k| incr >>= 1; 233| 52.8k| if (incr != 0) { ------------------ | Branch (233:13): [True: 52.1k, False: 663] ------------------ 234| 52.1k| huff &= incr - 1; 235| 52.1k| huff += incr; 236| 52.1k| } else { 237| 663| huff = 0; 238| 663| } 239| | 240| | /* go to next symbol, update count, len */ 241| 52.8k| sym++; 242| 52.8k| if (--(count[len]) == 0) { ------------------ | Branch (242:13): [True: 3.72k, False: 49.0k] ------------------ 243| 3.72k| if (len == max) ------------------ | Branch (243:17): [True: 665, False: 3.06k] ------------------ 244| 665| break; 245| 3.06k| len = lens[work[sym]]; 246| 3.06k| } 247| | 248| | /* create new sub-table if needed */ 249| 52.1k| if (len > root && (huff & mask) != low) { ------------------ | Branch (249:13): [True: 7.77k, False: 44.3k] | Branch (249:27): [True: 3.78k, False: 3.98k] ------------------ 250| | /* if first time, transition to sub-tables */ 251| 3.78k| if (drop == 0) ------------------ | Branch (251:17): [True: 176, False: 3.61k] ------------------ 252| 176| drop = root; 253| | 254| | /* increment past last table */ 255| 3.78k| next += min; /* here min is 1 << curr */ 256| | 257| | /* determine length of next table */ 258| 3.78k| curr = len - drop; 259| 3.78k| left = (int)(1 << curr); 260| 3.80k| while (curr + drop < max) { ------------------ | Branch (260:20): [True: 66, False: 3.74k] ------------------ 261| 66| left -= count[curr + drop]; 262| 66| if (left <= 0) ------------------ | Branch (262:21): [True: 47, False: 19] ------------------ 263| 47| break; 264| 19| curr++; 265| 19| left <<= 1; 266| 19| } 267| | 268| | /* check for enough space */ 269| 3.78k| used += 1U << curr; 270| 3.78k| if ((type == LENS && used > ENOUGH_LENS) || (type == DISTS && used > ENOUGH_DISTS)) ------------------ | | 52| 3.67k|#define ENOUGH_LENS 1332 ------------------ if ((type == LENS && used > ENOUGH_LENS) || (type == DISTS && used > ENOUGH_DISTS)) ------------------ | | 53| 111|#define ENOUGH_DISTS 592 ------------------ | Branch (270:18): [True: 3.67k, False: 111] | Branch (270:34): [True: 0, False: 3.67k] | Branch (270:58): [True: 111, False: 3.67k] | Branch (270:75): [True: 0, False: 111] ------------------ 271| 0| return 1; 272| | 273| | /* point entry in root table to sub-table */ 274| 3.78k| low = huff & mask; 275| 3.78k| (*table)[low].op = (unsigned char)curr; 276| 3.78k| (*table)[low].bits = (unsigned char)root; 277| 3.78k| (*table)[low].val = (uint16_t)(next - *table); 278| 3.78k| } 279| 52.1k| } 280| | 281| | /* fill in remaining table entry if code is incomplete (guaranteed to have 282| | at most one remaining entry, since if the code is incomplete, the 283| | maximum code length that was allowed to get this far is one bit) */ 284| 665| if (UNLIKELY(huff != 0)) { ------------------ | | 214| 665|# define UNLIKELY(x) __builtin_expect(!!(x), 0) | | ------------------ | | | Branch (214:33): [True: 2, False: 663] | | ------------------ ------------------ 285| 2| here.op = (unsigned char)64; /* invalid code marker */ 286| 2| here.bits = (unsigned char)(len - drop); 287| 2| here.val = (uint16_t)0; 288| 2| next[huff] = here; 289| 2| } 290| | 291| | /* set return parameters */ 292| 665| *table += used; 293| 665| *bits = root; 294| 665| return 0; 295| 665|} zng_uncompress2: 25| 751|z_int32_t Z_EXPORT PREFIX(uncompress2)(unsigned char *dest, z_uintmax_t *destLen, const unsigned char *source, z_uintmax_t *sourceLen) { 26| 751| PREFIX3(stream) stream; ------------------ | | 99| 751|# define PREFIX3(x) zng_ ## x ------------------ 27| 751| int err; 28| 751| const unsigned int max = (unsigned int)-1; 29| 751| z_uintmax_t len, left; ------------------ | | 109| 751|# define z_uintmax_t size_t ------------------ 30| 751| unsigned char buf[1]; /* for detection of incomplete stream when *destLen == 0 */ 31| | 32| 751| len = *sourceLen; 33| 751| if (*destLen) { ------------------ | Branch (33:9): [True: 751, False: 0] ------------------ 34| 751| left = *destLen; 35| 751| *destLen = 0; 36| 751| } else { 37| 0| left = 1; 38| 0| dest = buf; 39| 0| } 40| | 41| 751| stream.next_in = (z_const unsigned char *)source; 42| 751| stream.avail_in = 0; 43| 751| stream.zalloc = NULL; 44| 751| stream.zfree = NULL; 45| 751| stream.opaque = NULL; 46| | 47| 751| err = PREFIX(inflateInit)(&stream); ------------------ | | 97| 751|# define PREFIX(x) zng_ ## x ------------------ 48| 751| if (err != Z_OK) return err; ------------------ | | 180| 751|#define Z_OK 0 ------------------ | Branch (48:9): [True: 0, False: 751] ------------------ 49| | 50| 751| stream.next_out = dest; 51| 751| stream.avail_out = 0; 52| | 53| 1.03k| do { 54| 1.03k| if (stream.avail_out == 0) { ------------------ | Branch (54:13): [True: 810, False: 224] ------------------ 55| 810| stream.avail_out = left > (unsigned long)max ? max : (unsigned int)left; ------------------ | Branch (55:32): [True: 0, False: 810] ------------------ 56| 810| left -= stream.avail_out; 57| 810| } 58| 1.03k| if (stream.avail_in == 0) { ------------------ | Branch (58:13): [True: 975, False: 59] ------------------ 59| 975| stream.avail_in = len > (unsigned long)max ? max : (unsigned int)len; ------------------ | Branch (59:31): [True: 0, False: 975] ------------------ 60| 975| len -= stream.avail_in; 61| 975| } 62| 1.03k| err = PREFIX(inflate)(&stream, Z_NO_FLUSH); ------------------ | | 97| 1.03k|# define PREFIX(x) zng_ ## x ------------------ err = PREFIX(inflate)(&stream, Z_NO_FLUSH); ------------------ | | 171| 1.03k|#define Z_NO_FLUSH 0 ------------------ 63| 1.03k| } while (err == Z_OK); ------------------ | | 180| 1.03k|#define Z_OK 0 ------------------ | Branch (63:14): [True: 283, False: 751] ------------------ 64| | 65| 751| *sourceLen -= len + stream.avail_in; 66| 751| if (dest != buf) ------------------ | Branch (66:9): [True: 751, False: 0] ------------------ 67| 751| *destLen = (z_size_t)stream.total_out; 68| 0| else if (stream.total_out && err == Z_BUF_ERROR) ------------------ | | 187| 0|#define Z_BUF_ERROR (-5) ------------------ | Branch (68:14): [True: 0, False: 0] | Branch (68:34): [True: 0, False: 0] ------------------ 69| 0| left = 1; 70| | 71| 751| PREFIX(inflateEnd)(&stream); ------------------ | | 97| 751|# define PREFIX(x) zng_ ## x ------------------ 72| 751| return err == Z_STREAM_END ? Z_OK : ------------------ | | 181| 751|#define Z_STREAM_END 1 ------------------ return err == Z_STREAM_END ? Z_OK : ------------------ | | 180| 68|#define Z_OK 0 ------------------ | Branch (72:12): [True: 68, False: 683] ------------------ 73| 751| err == Z_NEED_DICT ? Z_DATA_ERROR : ------------------ | | 182| 683|#define Z_NEED_DICT 2 ------------------ err == Z_NEED_DICT ? Z_DATA_ERROR : ------------------ | | 185| 1|#define Z_DATA_ERROR (-3) ------------------ | Branch (73:12): [True: 1, False: 682] ------------------ 74| 683| err == Z_BUF_ERROR && left + stream.avail_out ? Z_DATA_ERROR : ------------------ | | 187| 1.36k|#define Z_BUF_ERROR (-5) ------------------ err == Z_BUF_ERROR && left + stream.avail_out ? Z_DATA_ERROR : ------------------ | | 185| 224|#define Z_DATA_ERROR (-3) ------------------ | Branch (74:12): [True: 283, False: 399] | Branch (74:34): [True: 224, False: 59] ------------------ 75| 682| err; 76| 751|} zng_uncompress: 78| 751|z_int32_t Z_EXPORT PREFIX(uncompress)(unsigned char *dest, z_uintmax_t *destLen, const unsigned char *source, z_uintmax_t sourceLen) { 79| 751| return PREFIX(uncompress2)(dest, destLen, source, &sourceLen); ------------------ | | 97| 751|# define PREFIX(x) zng_ ## x ------------------ 80| 751|} chunkset_avx2.c:zng_memread_2: 12| 1.82k|static inline uint16_t zng_memread_2(const void *ptr) { 13| 1.82k|#if defined(HAVE_MAY_ALIAS) 14| 1.82k| typedef struct { uint16_t val; } __attribute__ ((__packed__, __may_alias__)) unaligned_uint16_t; 15| 1.82k| return ((const unaligned_uint16_t *)ptr)->val; 16| |#else 17| | uint16_t val; 18| | memcpy(&val, ptr, sizeof(val)); 19| | return val; 20| |#endif 21| 1.82k|} chunkset_avx2.c:zng_memread_4: 23| 1.52k|static inline uint32_t zng_memread_4(const void *ptr) { 24| 1.52k|#if defined(HAVE_MAY_ALIAS) 25| 1.52k| typedef struct { uint32_t val; } __attribute__ ((__packed__, __may_alias__)) unaligned_uint32_t; 26| 1.52k| return ((const unaligned_uint32_t *)ptr)->val; 27| |#else 28| | uint32_t val; 29| | memcpy(&val, ptr, sizeof(val)); 30| | return val; 31| |#endif 32| 1.52k|} chunkset_avx2.c:zng_memread_8: 34| 293k|static inline uint64_t zng_memread_8(const void *ptr) { 35| 293k|#if defined(HAVE_MAY_ALIAS) 36| 293k| typedef struct { uint64_t val; } __attribute__ ((__packed__, __may_alias__)) unaligned_uint64_t; 37| 293k| return ((const unaligned_uint64_t *)ptr)->val; 38| |#else 39| | uint64_t val; 40| | memcpy(&val, ptr, sizeof(val)); 41| | return val; 42| |#endif 43| 293k|} zng_zcalloc: 105| 751|void Z_INTERNAL *PREFIX(zcalloc)(void *opaque, unsigned items, unsigned size) { 106| 751| Z_UNUSED(opaque); ------------------ | | 128| 751|#define Z_UNUSED(var) (void)(var) ------------------ 107| 751| return zng_alloc((size_t)items * (size_t)size); 108| 751|} zng_zcfree: 110| 751|void Z_INTERNAL PREFIX(zcfree)(void *opaque, void *ptr) { 111| 751| Z_UNUSED(opaque); ------------------ | | 128| 751|#define Z_UNUSED(var) (void)(var) ------------------ 112| 751| zng_free(ptr); 113| 751|} zutil.c:zng_alloc: 12| 751|static inline void *zng_alloc(size_t size) { 13| 751| return (void *)malloc(size); 14| 751|} zutil.c:zng_free: 16| 751|static inline void zng_free(void *ptr) { 17| 751| free(ptr); 18| 751|} zstd_ddict.c:ZSTD_customMalloc: 27| 5.98k|{ 28| 5.98k| if (customMem.customAlloc) ------------------ | Branch (28:9): [True: 0, False: 5.98k] ------------------ 29| 0| return customMem.customAlloc(customMem.opaque, size); 30| 5.98k| return ZSTD_malloc(size); ------------------ | | 66| 5.98k|#define ZSTD_malloc(s) malloc(s) ------------------ 31| 5.98k|} zstd_ddict.c:ZSTD_customFree: 46| 5.98k|{ 47| 5.98k| if (ptr!=NULL) { ------------------ | Branch (47:9): [True: 5.98k, False: 0] ------------------ 48| 5.98k| if (customMem.customFree) ------------------ | Branch (48:13): [True: 0, False: 5.98k] ------------------ 49| 0| customMem.customFree(customMem.opaque, ptr); 50| 5.98k| else 51| 5.98k| ZSTD_free(ptr); ------------------ | | 68| 5.98k|#define ZSTD_free(p) free((p)) ------------------ 52| 5.98k| } 53| 5.98k|} zstd_decompress.c:ZSTD_customFree: 46| 12.9k|{ 47| 12.9k| if (ptr!=NULL) { ------------------ | Branch (47:9): [True: 6.47k, False: 6.47k] ------------------ 48| 6.47k| if (customMem.customFree) ------------------ | Branch (48:13): [True: 0, False: 6.47k] ------------------ 49| 0| customMem.customFree(customMem.opaque, ptr); 50| 6.47k| else 51| 6.47k| ZSTD_free(ptr); ------------------ | | 68| 6.47k|#define ZSTD_free(p) free((p)) ------------------ 52| 6.47k| } 53| 12.9k|} zstd_decompress.c:ZSTD_customMalloc: 27| 6.47k|{ 28| 6.47k| if (customMem.customAlloc) ------------------ | Branch (28:9): [True: 0, False: 6.47k] ------------------ 29| 0| return customMem.customAlloc(customMem.opaque, size); 30| 6.47k| return ZSTD_malloc(size); ------------------ | | 66| 6.47k|#define ZSTD_malloc(s) malloc(s) ------------------ 31| 6.47k|} zstd_decompress_block.c:ZSTD_highbit32: 175| 220k|{ 176| 220k| assert(val != 0); ------------------ | | 70| 220k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 177| 220k| return 31 - ZSTD_countLeadingZeros32(val); 178| 220k|} zstd_decompress_block.c:ZSTD_countLeadingZeros32: 70| 220k|{ 71| 220k| assert(val != 0); ------------------ | | 70| 220k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 72| |#if defined(_MSC_VER) 73| |# if STATIC_BMI2 74| | return (unsigned)_lzcnt_u32(val); 75| |# else 76| | if (val != 0) { 77| | unsigned long r; 78| | _BitScanReverse(&r, val); 79| | return (unsigned)(31 - r); 80| | } else { 81| | __assume(0); /* Should not reach this code path */ 82| | } 83| |# endif 84| |#elif defined(__GNUC__) && (__GNUC__ >= 4) 85| | return (unsigned)__builtin_clz(val); 86| |#elif defined(__ICCARM__) 87| | return (unsigned)__builtin_clz(val); 88| |#else 89| | return ZSTD_countLeadingZeros32_fallback(val); 90| |#endif 91| 220k|} entropy_common.c:ZSTD_countTrailingZeros32: 29| 5.00k|{ 30| 5.00k| assert(val != 0); ------------------ | | 70| 5.00k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 31| |#if defined(_MSC_VER) 32| |# if STATIC_BMI2 33| | return (unsigned)_tzcnt_u32(val); 34| |# else 35| | if (val != 0) { 36| | unsigned long r; 37| | _BitScanForward(&r, val); 38| | return (unsigned)r; 39| | } else { 40| | __assume(0); /* Should not reach this code path */ 41| | } 42| |# endif 43| |#elif defined(__GNUC__) && (__GNUC__ >= 4) 44| | return (unsigned)__builtin_ctz(val); 45| |#elif defined(__ICCARM__) 46| | return (unsigned)__builtin_ctz(val); 47| |#else 48| | return ZSTD_countTrailingZeros32_fallback(val); 49| |#endif 50| 5.00k|} entropy_common.c:ZSTD_highbit32: 175| 11.9k|{ 176| 11.9k| assert(val != 0); ------------------ | | 70| 11.9k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 177| 11.9k| return 31 - ZSTD_countLeadingZeros32(val); 178| 11.9k|} entropy_common.c:ZSTD_countLeadingZeros32: 70| 11.9k|{ 71| 11.9k| assert(val != 0); ------------------ | | 70| 11.9k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 72| |#if defined(_MSC_VER) 73| |# if STATIC_BMI2 74| | return (unsigned)_lzcnt_u32(val); 75| |# else 76| | if (val != 0) { 77| | unsigned long r; 78| | _BitScanReverse(&r, val); 79| | return (unsigned)(31 - r); 80| | } else { 81| | __assume(0); /* Should not reach this code path */ 82| | } 83| |# endif 84| |#elif defined(__GNUC__) && (__GNUC__ >= 4) 85| | return (unsigned)__builtin_clz(val); 86| |#elif defined(__ICCARM__) 87| | return (unsigned)__builtin_clz(val); 88| |#else 89| | return ZSTD_countLeadingZeros32_fallback(val); 90| |#endif 91| 11.9k|} fse_decompress.c:ZSTD_highbit32: 175| 36.6k|{ 176| 36.6k| assert(val != 0); ------------------ | | 70| 36.6k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 177| 36.6k| return 31 - ZSTD_countLeadingZeros32(val); 178| 36.6k|} fse_decompress.c:ZSTD_countLeadingZeros32: 70| 36.6k|{ 71| 36.6k| assert(val != 0); ------------------ | | 70| 36.6k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 72| |#if defined(_MSC_VER) 73| |# if STATIC_BMI2 74| | return (unsigned)_lzcnt_u32(val); 75| |# else 76| | if (val != 0) { 77| | unsigned long r; 78| | _BitScanReverse(&r, val); 79| | return (unsigned)(31 - r); 80| | } else { 81| | __assume(0); /* Should not reach this code path */ 82| | } 83| |# endif 84| |#elif defined(__GNUC__) && (__GNUC__ >= 4) 85| | return (unsigned)__builtin_clz(val); 86| |#elif defined(__ICCARM__) 87| | return (unsigned)__builtin_clz(val); 88| |#else 89| | return ZSTD_countLeadingZeros32_fallback(val); 90| |#endif 91| 36.6k|} huf_decompress.c:ZSTD_highbit32: 175| 1.25k|{ 176| 1.25k| assert(val != 0); ------------------ | | 70| 1.25k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 177| 1.25k| return 31 - ZSTD_countLeadingZeros32(val); 178| 1.25k|} huf_decompress.c:ZSTD_countLeadingZeros32: 70| 1.25k|{ 71| 1.25k| assert(val != 0); ------------------ | | 70| 1.25k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 72| |#if defined(_MSC_VER) 73| |# if STATIC_BMI2 74| | return (unsigned)_lzcnt_u32(val); 75| |# else 76| | if (val != 0) { 77| | unsigned long r; 78| | _BitScanReverse(&r, val); 79| | return (unsigned)(31 - r); 80| | } else { 81| | __assume(0); /* Should not reach this code path */ 82| | } 83| |# endif 84| |#elif defined(__GNUC__) && (__GNUC__ >= 4) 85| | return (unsigned)__builtin_clz(val); 86| |#elif defined(__ICCARM__) 87| | return (unsigned)__builtin_clz(val); 88| |#else 89| | return ZSTD_countLeadingZeros32_fallback(val); 90| |#endif 91| 1.25k|} huf_decompress.c:ZSTD_countTrailingZeros64: 94| 318|{ 95| 318| assert(val != 0); ------------------ | | 70| 318|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 96| |#if defined(_MSC_VER) && defined(_WIN64) 97| |# if STATIC_BMI2 98| | return (unsigned)_tzcnt_u64(val); 99| |# else 100| | if (val != 0) { 101| | unsigned long r; 102| | _BitScanForward64(&r, val); 103| | return (unsigned)r; 104| | } else { 105| | __assume(0); /* Should not reach this code path */ 106| | } 107| |# endif 108| |#elif defined(__GNUC__) && (__GNUC__ >= 4) && defined(__LP64__) 109| | return (unsigned)__builtin_ctzll(val); 110| |#elif defined(__ICCARM__) 111| | return (unsigned)__builtin_ctzll(val); 112| |#else 113| | { 114| | U32 mostSignificantWord = (U32)(val >> 32); 115| | U32 leastSignificantWord = (U32)val; 116| | if (leastSignificantWord == 0) { 117| | return 32 + ZSTD_countTrailingZeros32(mostSignificantWord); 118| | } else { 119| | return ZSTD_countTrailingZeros32(leastSignificantWord); 120| | } 121| | } 122| |#endif 123| 318|} zstd_decompress_block.c:BIT_initDStream: 255| 2.01k|{ 256| 2.01k| if (srcSize < 1) { ZSTD_memset(bitD, 0, sizeof(*bitD)); return ERROR(srcSize_wrong); } ------------------ | | 46| 4|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) ------------------ if (srcSize < 1) { ZSTD_memset(bitD, 0, sizeof(*bitD)); return ERROR(srcSize_wrong); } ------------------ | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (256:9): [True: 4, False: 2.00k] ------------------ 257| | 258| 2.00k| bitD->start = (const char*)srcBuffer; 259| 2.00k| bitD->limitPtr = bitD->start + sizeof(bitD->bitContainer); 260| | 261| 2.00k| if (srcSize >= sizeof(bitD->bitContainer)) { /* normal case */ ------------------ | Branch (261:9): [True: 1.95k, False: 52] ------------------ 262| 1.95k| bitD->ptr = (const char*)srcBuffer + srcSize - sizeof(bitD->bitContainer); 263| 1.95k| bitD->bitContainer = MEM_readLEST(bitD->ptr); 264| 1.95k| { BYTE const lastByte = ((const BYTE*)srcBuffer)[srcSize-1]; 265| 1.95k| bitD->bitsConsumed = lastByte ? 8 - ZSTD_highbit32(lastByte) : 0; /* ensures bitsConsumed is always set */ ------------------ | Branch (265:32): [True: 1.83k, False: 125] ------------------ 266| 1.95k| if (lastByte == 0) return ERROR(GENERIC); /* endMark not present */ } ------------------ | | 49| 125|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 125|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 125|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (266:15): [True: 125, False: 1.83k] ------------------ 267| 1.95k| } else { 268| 52| bitD->ptr = bitD->start; 269| 52| bitD->bitContainer = *(const BYTE*)(bitD->start); 270| 52| switch(srcSize) 271| 52| { 272| 6| case 7: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[6]) << (sizeof(bitD->bitContainer)*8 - 16); ------------------ | Branch (272:9): [True: 6, False: 46] ------------------ 273| 6| ZSTD_FALLTHROUGH; ------------------ | | 262| 6|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 274| | 275| 14| case 6: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[5]) << (sizeof(bitD->bitContainer)*8 - 24); ------------------ | Branch (275:9): [True: 8, False: 44] ------------------ 276| 14| ZSTD_FALLTHROUGH; ------------------ | | 262| 14|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 277| | 278| 17| case 5: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[4]) << (sizeof(bitD->bitContainer)*8 - 32); ------------------ | Branch (278:9): [True: 3, False: 49] ------------------ 279| 17| ZSTD_FALLTHROUGH; ------------------ | | 262| 17|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 280| | 281| 20| case 4: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[3]) << 24; ------------------ | Branch (281:9): [True: 3, False: 49] ------------------ 282| 20| ZSTD_FALLTHROUGH; ------------------ | | 262| 20|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 283| | 284| 30| case 3: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[2]) << 16; ------------------ | Branch (284:9): [True: 10, False: 42] ------------------ 285| 30| ZSTD_FALLTHROUGH; ------------------ | | 262| 30|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 286| | 287| 44| case 2: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[1]) << 8; ------------------ | Branch (287:9): [True: 14, False: 38] ------------------ 288| 44| ZSTD_FALLTHROUGH; ------------------ | | 262| 44|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 289| | 290| 52| default: break; ------------------ | Branch (290:9): [True: 8, False: 44] ------------------ 291| 52| } 292| 52| { BYTE const lastByte = ((const BYTE*)srcBuffer)[srcSize-1]; 293| 52| bitD->bitsConsumed = lastByte ? 8 - ZSTD_highbit32(lastByte) : 0; ------------------ | Branch (293:34): [True: 46, False: 6] ------------------ 294| 52| if (lastByte == 0) return ERROR(corruption_detected); /* endMark not present */ ------------------ | | 49| 6|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 6|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 6|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (294:17): [True: 6, False: 46] ------------------ 295| 52| } 296| 46| bitD->bitsConsumed += (U32)(sizeof(bitD->bitContainer) - srcSize)*8; 297| 46| } 298| | 299| 1.87k| return srcSize; 300| 2.00k|} zstd_decompress_block.c:BIT_readBits: 363| 7.51M|{ 364| 7.51M| BitContainerType const value = BIT_lookBits(bitD, nbBits); 365| 7.51M| BIT_skipBits(bitD, nbBits); 366| 7.51M| return value; 367| 7.51M|} zstd_decompress_block.c:BIT_lookBits: 331| 7.51M|{ 332| | /* arbitrate between double-shift and shift+mask */ 333| 7.51M|#if 1 334| | /* if bitD->bitsConsumed + nbBits > sizeof(bitD->bitContainer)*8, 335| | * bitstream is likely corrupted, and result is undefined */ 336| 7.51M| return BIT_getMiddleBits(bitD->bitContainer, (sizeof(bitD->bitContainer)*8) - bitD->bitsConsumed - nbBits, nbBits); 337| |#else 338| | /* this code path is slower on my os-x laptop */ 339| | U32 const regMask = sizeof(bitD->bitContainer)*8 - 1; 340| | return ((bitD->bitContainer << (bitD->bitsConsumed & regMask)) >> 1) >> ((regMask-nbBits) & regMask); 341| |#endif 342| 7.51M|} zstd_decompress_block.c:BIT_getMiddleBits: 308| 7.51M|{ 309| 7.51M| U32 const regMask = sizeof(bitContainer)*8 - 1; 310| | /* if start > regMask, bitstream is corrupted, and result is undefined */ 311| 7.51M| assert(nbBits < BIT_MASK_SIZE); ------------------ | | 70| 7.51M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 312| | /* x86 transform & ((1 << nbBits) - 1) to bzhi instruction, it is better 313| | * than accessing memory. When bmi2 instruction is not present, we consider 314| | * such cpus old (pre-Haswell, 2013) and their performance is not of that 315| | * importance. 316| | */ 317| 7.51M|#if defined(__x86_64__) || defined(_M_X64) 318| 7.51M| return (bitContainer >> (start & regMask)) & ((((U64)1) << nbBits) - 1); 319| |#else 320| | return (bitContainer >> (start & regMask)) & BIT_mask[nbBits]; 321| |#endif 322| 7.51M|} zstd_decompress_block.c:BIT_skipBits: 354| 9.43M|{ 355| 9.43M| bitD->bitsConsumed += nbBits; 356| 9.43M|} zstd_decompress_block.c:BIT_reloadDStream: 413| 2.50M|{ 414| | /* note : once in overflow mode, a bitstream remains in this mode until it's reset */ 415| 2.50M| if (UNLIKELY(bitD->bitsConsumed > (sizeof(bitD->bitContainer)*8))) { ------------------ | | 188| 2.50M|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 2.39M, False: 117k] | | ------------------ ------------------ 416| 2.39M| static const BitContainerType zeroFilled = 0; 417| 2.39M| bitD->ptr = (const char*)&zeroFilled; /* aliasing is allowed for char */ 418| | /* overflow detected, erroneous scenario or end of stream: no update */ 419| 2.39M| return BIT_DStream_overflow; 420| 2.39M| } 421| | 422| 117k| assert(bitD->ptr >= bitD->start); ------------------ | | 70| 117k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 423| | 424| 117k| if (bitD->ptr >= bitD->limitPtr) { ------------------ | Branch (424:9): [True: 86.2k, False: 31.7k] ------------------ 425| 86.2k| return BIT_reloadDStream_internal(bitD); 426| 86.2k| } 427| 31.7k| if (bitD->ptr == bitD->start) { ------------------ | Branch (427:9): [True: 20.4k, False: 11.2k] ------------------ 428| | /* reached end of bitStream => no update */ 429| 20.4k| if (bitD->bitsConsumed < sizeof(bitD->bitContainer)*8) return BIT_DStream_endOfBuffer; ------------------ | Branch (429:13): [True: 19.8k, False: 682] ------------------ 430| 682| return BIT_DStream_completed; 431| 20.4k| } 432| | /* start < ptr < limitPtr => cautious update */ 433| 11.2k| { U32 nbBytes = bitD->bitsConsumed >> 3; 434| 11.2k| BIT_DStream_status result = BIT_DStream_unfinished; 435| 11.2k| if (bitD->ptr - nbBytes < bitD->start) { ------------------ | Branch (435:13): [True: 837, False: 10.3k] ------------------ 436| 837| nbBytes = (U32)(bitD->ptr - bitD->start); /* ptr > start */ 437| 837| result = BIT_DStream_endOfBuffer; 438| 837| } 439| 11.2k| bitD->ptr -= nbBytes; 440| 11.2k| bitD->bitsConsumed -= nbBytes*8; 441| 11.2k| bitD->bitContainer = MEM_readLEST(bitD->ptr); /* reminder : srcSize > sizeof(bitD->bitContainer), otherwise bitD->ptr == bitD->start */ 442| 11.2k| return result; 443| 31.7k| } 444| 31.7k|} zstd_decompress_block.c:BIT_reloadDStream_internal: 385| 86.2k|{ 386| 86.2k| assert(bitD->bitsConsumed <= sizeof(bitD->bitContainer)*8); ------------------ | | 70| 86.2k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 387| 86.2k| bitD->ptr -= bitD->bitsConsumed >> 3; 388| 86.2k| assert(bitD->ptr >= bitD->start); ------------------ | | 70| 86.2k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 389| 86.2k| bitD->bitsConsumed &= 7; 390| 86.2k| bitD->bitContainer = MEM_readLEST(bitD->ptr); 391| 86.2k| return BIT_DStream_unfinished; 392| 86.2k|} zstd_decompress_block.c:BIT_readBitsFast: 372| 1.92M|{ 373| 1.92M| BitContainerType const value = BIT_lookBitsFast(bitD, nbBits); 374| 1.92M| assert(nbBits >= 1); ------------------ | | 70| 1.92M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 375| 1.92M| BIT_skipBits(bitD, nbBits); 376| 1.92M| return value; 377| 1.92M|} zstd_decompress_block.c:BIT_lookBitsFast: 347| 1.92M|{ 348| 1.92M| U32 const regMask = sizeof(bitD->bitContainer)*8 - 1; 349| 1.92M| assert(nbBits >= 1); ------------------ | | 70| 1.92M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 350| 1.92M| return (bitD->bitContainer << (bitD->bitsConsumed & regMask)) >> (((regMask+1)-nbBits) & regMask); 351| 1.92M|} zstd_decompress_block.c:BIT_endOfDStream: 450| 426|{ 451| 426| return ((DStream->ptr == DStream->start) && (DStream->bitsConsumed == sizeof(DStream->bitContainer)*8)); ------------------ | Branch (451:13): [True: 389, False: 37] | Branch (451:49): [True: 382, False: 7] ------------------ 452| 426|} fse_decompress.c:BIT_initDStream: 255| 681|{ 256| 681| if (srcSize < 1) { ZSTD_memset(bitD, 0, sizeof(*bitD)); return ERROR(srcSize_wrong); } ------------------ | | 46| 1|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) ------------------ if (srcSize < 1) { ZSTD_memset(bitD, 0, sizeof(*bitD)); return ERROR(srcSize_wrong); } ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (256:9): [True: 1, False: 680] ------------------ 257| | 258| 680| bitD->start = (const char*)srcBuffer; 259| 680| bitD->limitPtr = bitD->start + sizeof(bitD->bitContainer); 260| | 261| 680| if (srcSize >= sizeof(bitD->bitContainer)) { /* normal case */ ------------------ | Branch (261:9): [True: 563, False: 117] ------------------ 262| 563| bitD->ptr = (const char*)srcBuffer + srcSize - sizeof(bitD->bitContainer); 263| 563| bitD->bitContainer = MEM_readLEST(bitD->ptr); 264| 563| { BYTE const lastByte = ((const BYTE*)srcBuffer)[srcSize-1]; 265| 563| bitD->bitsConsumed = lastByte ? 8 - ZSTD_highbit32(lastByte) : 0; /* ensures bitsConsumed is always set */ ------------------ | Branch (265:32): [True: 548, False: 15] ------------------ 266| 563| if (lastByte == 0) return ERROR(GENERIC); /* endMark not present */ } ------------------ | | 49| 15|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 15|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 15|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (266:15): [True: 15, False: 548] ------------------ 267| 563| } else { 268| 117| bitD->ptr = bitD->start; 269| 117| bitD->bitContainer = *(const BYTE*)(bitD->start); 270| 117| switch(srcSize) 271| 117| { 272| 7| case 7: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[6]) << (sizeof(bitD->bitContainer)*8 - 16); ------------------ | Branch (272:9): [True: 7, False: 110] ------------------ 273| 7| ZSTD_FALLTHROUGH; ------------------ | | 262| 7|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 274| | 275| 9| case 6: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[5]) << (sizeof(bitD->bitContainer)*8 - 24); ------------------ | Branch (275:9): [True: 2, False: 115] ------------------ 276| 9| ZSTD_FALLTHROUGH; ------------------ | | 262| 9|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 277| | 278| 59| case 5: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[4]) << (sizeof(bitD->bitContainer)*8 - 32); ------------------ | Branch (278:9): [True: 50, False: 67] ------------------ 279| 59| ZSTD_FALLTHROUGH; ------------------ | | 262| 59|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 280| | 281| 72| case 4: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[3]) << 24; ------------------ | Branch (281:9): [True: 13, False: 104] ------------------ 282| 72| ZSTD_FALLTHROUGH; ------------------ | | 262| 72|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 283| | 284| 94| case 3: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[2]) << 16; ------------------ | Branch (284:9): [True: 22, False: 95] ------------------ 285| 94| ZSTD_FALLTHROUGH; ------------------ | | 262| 94|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 286| | 287| 108| case 2: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[1]) << 8; ------------------ | Branch (287:9): [True: 14, False: 103] ------------------ 288| 108| ZSTD_FALLTHROUGH; ------------------ | | 262| 108|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 289| | 290| 117| default: break; ------------------ | Branch (290:9): [True: 9, False: 108] ------------------ 291| 117| } 292| 117| { BYTE const lastByte = ((const BYTE*)srcBuffer)[srcSize-1]; 293| 117| bitD->bitsConsumed = lastByte ? 8 - ZSTD_highbit32(lastByte) : 0; ------------------ | Branch (293:34): [True: 111, False: 6] ------------------ 294| 117| if (lastByte == 0) return ERROR(corruption_detected); /* endMark not present */ ------------------ | | 49| 6|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 6|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 6|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (294:17): [True: 6, False: 111] ------------------ 295| 117| } 296| 111| bitD->bitsConsumed += (U32)(sizeof(bitD->bitContainer) - srcSize)*8; 297| 111| } 298| | 299| 659| return srcSize; 300| 680|} fse_decompress.c:BIT_readBits: 363| 72.9k|{ 364| 72.9k| BitContainerType const value = BIT_lookBits(bitD, nbBits); 365| 72.9k| BIT_skipBits(bitD, nbBits); 366| 72.9k| return value; 367| 72.9k|} fse_decompress.c:BIT_lookBits: 331| 72.9k|{ 332| | /* arbitrate between double-shift and shift+mask */ 333| 72.9k|#if 1 334| | /* if bitD->bitsConsumed + nbBits > sizeof(bitD->bitContainer)*8, 335| | * bitstream is likely corrupted, and result is undefined */ 336| 72.9k| return BIT_getMiddleBits(bitD->bitContainer, (sizeof(bitD->bitContainer)*8) - bitD->bitsConsumed - nbBits, nbBits); 337| |#else 338| | /* this code path is slower on my os-x laptop */ 339| | U32 const regMask = sizeof(bitD->bitContainer)*8 - 1; 340| | return ((bitD->bitContainer << (bitD->bitsConsumed & regMask)) >> 1) >> ((regMask-nbBits) & regMask); 341| |#endif 342| 72.9k|} fse_decompress.c:BIT_getMiddleBits: 308| 72.9k|{ 309| 72.9k| U32 const regMask = sizeof(bitContainer)*8 - 1; 310| | /* if start > regMask, bitstream is corrupted, and result is undefined */ 311| 72.9k| assert(nbBits < BIT_MASK_SIZE); ------------------ | | 70| 72.9k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 312| | /* x86 transform & ((1 << nbBits) - 1) to bzhi instruction, it is better 313| | * than accessing memory. When bmi2 instruction is not present, we consider 314| | * such cpus old (pre-Haswell, 2013) and their performance is not of that 315| | * importance. 316| | */ 317| 72.9k|#if defined(__x86_64__) || defined(_M_X64) 318| 72.9k| return (bitContainer >> (start & regMask)) & ((((U64)1) << nbBits) - 1); 319| |#else 320| | return (bitContainer >> (start & regMask)) & BIT_mask[nbBits]; 321| |#endif 322| 72.9k|} fse_decompress.c:BIT_skipBits: 354| 85.0k|{ 355| 85.0k| bitD->bitsConsumed += nbBits; 356| 85.0k|} fse_decompress.c:BIT_reloadDStream: 413| 41.0k|{ 414| | /* note : once in overflow mode, a bitstream remains in this mode until it's reset */ 415| 41.0k| if (UNLIKELY(bitD->bitsConsumed > (sizeof(bitD->bitContainer)*8))) { ------------------ | | 188| 41.0k|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 651, False: 40.4k] | | ------------------ ------------------ 416| 651| static const BitContainerType zeroFilled = 0; 417| 651| bitD->ptr = (const char*)&zeroFilled; /* aliasing is allowed for char */ 418| | /* overflow detected, erroneous scenario or end of stream: no update */ 419| 651| return BIT_DStream_overflow; 420| 651| } 421| | 422| 40.4k| assert(bitD->ptr >= bitD->start); ------------------ | | 70| 40.4k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 423| | 424| 40.4k| if (bitD->ptr >= bitD->limitPtr) { ------------------ | Branch (424:9): [True: 10.7k, False: 29.6k] ------------------ 425| 10.7k| return BIT_reloadDStream_internal(bitD); 426| 10.7k| } 427| 29.6k| if (bitD->ptr == bitD->start) { ------------------ | Branch (427:9): [True: 23.8k, False: 5.82k] ------------------ 428| | /* reached end of bitStream => no update */ 429| 23.8k| if (bitD->bitsConsumed < sizeof(bitD->bitContainer)*8) return BIT_DStream_endOfBuffer; ------------------ | Branch (429:13): [True: 23.1k, False: 633] ------------------ 430| 633| return BIT_DStream_completed; 431| 23.8k| } 432| | /* start < ptr < limitPtr => cautious update */ 433| 5.82k| { U32 nbBytes = bitD->bitsConsumed >> 3; 434| 5.82k| BIT_DStream_status result = BIT_DStream_unfinished; 435| 5.82k| if (bitD->ptr - nbBytes < bitD->start) { ------------------ | Branch (435:13): [True: 63, False: 5.75k] ------------------ 436| 63| nbBytes = (U32)(bitD->ptr - bitD->start); /* ptr > start */ 437| 63| result = BIT_DStream_endOfBuffer; 438| 63| } 439| 5.82k| bitD->ptr -= nbBytes; 440| 5.82k| bitD->bitsConsumed -= nbBytes*8; 441| 5.82k| bitD->bitContainer = MEM_readLEST(bitD->ptr); /* reminder : srcSize > sizeof(bitD->bitContainer), otherwise bitD->ptr == bitD->start */ 442| 5.82k| return result; 443| 29.6k| } 444| 29.6k|} fse_decompress.c:BIT_reloadDStream_internal: 385| 10.7k|{ 386| 10.7k| assert(bitD->bitsConsumed <= sizeof(bitD->bitContainer)*8); ------------------ | | 70| 10.7k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 387| 10.7k| bitD->ptr -= bitD->bitsConsumed >> 3; 388| 10.7k| assert(bitD->ptr >= bitD->start); ------------------ | | 70| 10.7k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 389| 10.7k| bitD->bitsConsumed &= 7; 390| 10.7k| bitD->bitContainer = MEM_readLEST(bitD->ptr); 391| 10.7k| return BIT_DStream_unfinished; 392| 10.7k|} fse_decompress.c:BIT_readBitsFast: 372| 12.1k|{ 373| 12.1k| BitContainerType const value = BIT_lookBitsFast(bitD, nbBits); 374| 12.1k| assert(nbBits >= 1); ------------------ | | 70| 12.1k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 375| 12.1k| BIT_skipBits(bitD, nbBits); 376| 12.1k| return value; 377| 12.1k|} fse_decompress.c:BIT_lookBitsFast: 347| 12.1k|{ 348| 12.1k| U32 const regMask = sizeof(bitD->bitContainer)*8 - 1; 349| 12.1k| assert(nbBits >= 1); ------------------ | | 70| 12.1k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 350| 12.1k| return (bitD->bitContainer << (bitD->bitsConsumed & regMask)) >> (((regMask+1)-nbBits) & regMask); 351| 12.1k|} huf_decompress.c:BIT_initDStream: 255| 936|{ 256| 936| if (srcSize < 1) { ZSTD_memset(bitD, 0, sizeof(*bitD)); return ERROR(srcSize_wrong); } ------------------ | | 46| 13|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) ------------------ if (srcSize < 1) { ZSTD_memset(bitD, 0, sizeof(*bitD)); return ERROR(srcSize_wrong); } ------------------ | | 49| 13|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 13|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 13|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (256:9): [True: 13, False: 923] ------------------ 257| | 258| 923| bitD->start = (const char*)srcBuffer; 259| 923| bitD->limitPtr = bitD->start + sizeof(bitD->bitContainer); 260| | 261| 923| if (srcSize >= sizeof(bitD->bitContainer)) { /* normal case */ ------------------ | Branch (261:9): [True: 760, False: 163] ------------------ 262| 760| bitD->ptr = (const char*)srcBuffer + srcSize - sizeof(bitD->bitContainer); 263| 760| bitD->bitContainer = MEM_readLEST(bitD->ptr); 264| 760| { BYTE const lastByte = ((const BYTE*)srcBuffer)[srcSize-1]; 265| 760| bitD->bitsConsumed = lastByte ? 8 - ZSTD_highbit32(lastByte) : 0; /* ensures bitsConsumed is always set */ ------------------ | Branch (265:32): [True: 749, False: 11] ------------------ 266| 760| if (lastByte == 0) return ERROR(GENERIC); /* endMark not present */ } ------------------ | | 49| 11|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 11|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 11|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (266:15): [True: 11, False: 749] ------------------ 267| 760| } else { 268| 163| bitD->ptr = bitD->start; 269| 163| bitD->bitContainer = *(const BYTE*)(bitD->start); 270| 163| switch(srcSize) 271| 163| { 272| 15| case 7: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[6]) << (sizeof(bitD->bitContainer)*8 - 16); ------------------ | Branch (272:9): [True: 15, False: 148] ------------------ 273| 15| ZSTD_FALLTHROUGH; ------------------ | | 262| 15|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 274| | 275| 25| case 6: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[5]) << (sizeof(bitD->bitContainer)*8 - 24); ------------------ | Branch (275:9): [True: 10, False: 153] ------------------ 276| 25| ZSTD_FALLTHROUGH; ------------------ | | 262| 25|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 277| | 278| 41| case 5: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[4]) << (sizeof(bitD->bitContainer)*8 - 32); ------------------ | Branch (278:9): [True: 16, False: 147] ------------------ 279| 41| ZSTD_FALLTHROUGH; ------------------ | | 262| 41|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 280| | 281| 72| case 4: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[3]) << 24; ------------------ | Branch (281:9): [True: 31, False: 132] ------------------ 282| 72| ZSTD_FALLTHROUGH; ------------------ | | 262| 72|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 283| | 284| 90| case 3: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[2]) << 16; ------------------ | Branch (284:9): [True: 18, False: 145] ------------------ 285| 90| ZSTD_FALLTHROUGH; ------------------ | | 262| 90|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 286| | 287| 106| case 2: bitD->bitContainer += (BitContainerType)(((const BYTE*)(srcBuffer))[1]) << 8; ------------------ | Branch (287:9): [True: 16, False: 147] ------------------ 288| 106| ZSTD_FALLTHROUGH; ------------------ | | 262| 106|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 289| | 290| 163| default: break; ------------------ | Branch (290:9): [True: 57, False: 106] ------------------ 291| 163| } 292| 163| { BYTE const lastByte = ((const BYTE*)srcBuffer)[srcSize-1]; 293| 163| bitD->bitsConsumed = lastByte ? 8 - ZSTD_highbit32(lastByte) : 0; ------------------ | Branch (293:34): [True: 155, False: 8] ------------------ 294| 163| if (lastByte == 0) return ERROR(corruption_detected); /* endMark not present */ ------------------ | | 49| 8|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 8|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 8|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (294:17): [True: 8, False: 155] ------------------ 295| 163| } 296| 155| bitD->bitsConsumed += (U32)(sizeof(bitD->bitContainer) - srcSize)*8; 297| 155| } 298| | 299| 904| return srcSize; 300| 923|} huf_decompress.c:BIT_reloadDStream: 413| 49.4k|{ 414| | /* note : once in overflow mode, a bitstream remains in this mode until it's reset */ 415| 49.4k| if (UNLIKELY(bitD->bitsConsumed > (sizeof(bitD->bitContainer)*8))) { ------------------ | | 188| 49.4k|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 79, False: 49.3k] | | ------------------ ------------------ 416| 79| static const BitContainerType zeroFilled = 0; 417| 79| bitD->ptr = (const char*)&zeroFilled; /* aliasing is allowed for char */ 418| | /* overflow detected, erroneous scenario or end of stream: no update */ 419| 79| return BIT_DStream_overflow; 420| 79| } 421| | 422| 49.3k| assert(bitD->ptr >= bitD->start); ------------------ | | 70| 49.3k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 423| | 424| 49.3k| if (bitD->ptr >= bitD->limitPtr) { ------------------ | Branch (424:9): [True: 45.9k, False: 3.42k] ------------------ 425| 45.9k| return BIT_reloadDStream_internal(bitD); 426| 45.9k| } 427| 3.42k| if (bitD->ptr == bitD->start) { ------------------ | Branch (427:9): [True: 774, False: 2.64k] ------------------ 428| | /* reached end of bitStream => no update */ 429| 774| if (bitD->bitsConsumed < sizeof(bitD->bitContainer)*8) return BIT_DStream_endOfBuffer; ------------------ | Branch (429:13): [True: 758, False: 16] ------------------ 430| 16| return BIT_DStream_completed; 431| 774| } 432| | /* start < ptr < limitPtr => cautious update */ 433| 2.64k| { U32 nbBytes = bitD->bitsConsumed >> 3; 434| 2.64k| BIT_DStream_status result = BIT_DStream_unfinished; 435| 2.64k| if (bitD->ptr - nbBytes < bitD->start) { ------------------ | Branch (435:13): [True: 384, False: 2.26k] ------------------ 436| 384| nbBytes = (U32)(bitD->ptr - bitD->start); /* ptr > start */ 437| 384| result = BIT_DStream_endOfBuffer; 438| 384| } 439| 2.64k| bitD->ptr -= nbBytes; 440| 2.64k| bitD->bitsConsumed -= nbBytes*8; 441| 2.64k| bitD->bitContainer = MEM_readLEST(bitD->ptr); /* reminder : srcSize > sizeof(bitD->bitContainer), otherwise bitD->ptr == bitD->start */ 442| 2.64k| return result; 443| 3.42k| } 444| 3.42k|} huf_decompress.c:BIT_reloadDStream_internal: 385| 70.2k|{ 386| 70.2k| assert(bitD->bitsConsumed <= sizeof(bitD->bitContainer)*8); ------------------ | | 70| 70.2k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 387| 70.2k| bitD->ptr -= bitD->bitsConsumed >> 3; 388| 70.2k| assert(bitD->ptr >= bitD->start); ------------------ | | 70| 70.2k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 389| 70.2k| bitD->bitsConsumed &= 7; 390| 70.2k| bitD->bitContainer = MEM_readLEST(bitD->ptr); 391| 70.2k| return BIT_DStream_unfinished; 392| 70.2k|} huf_decompress.c:BIT_lookBitsFast: 347| 984k|{ 348| 984k| U32 const regMask = sizeof(bitD->bitContainer)*8 - 1; 349| 984k| assert(nbBits >= 1); ------------------ | | 70| 984k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 350| 984k| return (bitD->bitContainer << (bitD->bitsConsumed & regMask)) >> (((regMask+1)-nbBits) & regMask); 351| 984k|} huf_decompress.c:BIT_skipBits: 354| 984k|{ 355| 984k| bitD->bitsConsumed += nbBits; 356| 984k|} huf_decompress.c:BIT_endOfDStream: 450| 853|{ 451| 853| return ((DStream->ptr == DStream->start) && (DStream->bitsConsumed == sizeof(DStream->bitContainer)*8)); ------------------ | Branch (451:13): [True: 610, False: 243] | Branch (451:49): [True: 7, False: 603] ------------------ 452| 853|} huf_decompress.c:BIT_reloadDStreamFast: 401| 24.6k|{ 402| 24.6k| if (UNLIKELY(bitD->ptr < bitD->limitPtr)) ------------------ | | 188| 24.6k|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 255, False: 24.3k] | | ------------------ ------------------ 403| 255| return BIT_DStream_overflow; 404| 24.3k| return BIT_reloadDStream_internal(bitD); 405| 24.6k|} zstd_decompress_block.c:ZSTD_maybeNullPtrAdd: 386| 3.89k|{ 387| 3.89k| return add > 0 ? ptr + add : ptr; ------------------ | Branch (387:12): [True: 3.89k, False: 1] ------------------ 388| 3.89k|} zstd_decompress_block.c:ZSTD_wrappedPtrSub: 374| 1.06M|{ 375| 1.06M| return ptr - sub; 376| 1.06M|} zstd_decompress_block.c:ZSTD_wrappedPtrAdd: 361| 1.06M|{ 362| 1.06M| return ptr + add; 363| 1.06M|} huf_decompress.c:ZSTD_maybeNullPtrAdd: 386| 889|{ 387| 889| return add > 0 ? ptr + add : ptr; ------------------ | Branch (387:12): [True: 886, False: 3] ------------------ 388| 889|} zstd_decompress.c:ZSTD_cpuid: 32| 6.47k|MEM_STATIC ZSTD_cpuid_t ZSTD_cpuid(void) { 33| 6.47k| U32 f1c = 0; 34| 6.47k| U32 f1d = 0; 35| 6.47k| U32 f7b = 0; 36| 6.47k| U32 f7c = 0; 37| |#if defined(_MSC_VER) && (defined(_M_X64) || defined(_M_IX86)) 38| |#if !defined(_M_X64) || !defined(__clang__) || __clang_major__ >= 16 39| | int reg[4]; 40| | __cpuid((int*)reg, 0); 41| | { 42| | int const n = reg[0]; 43| | if (n >= 1) { 44| | __cpuid((int*)reg, 1); 45| | f1c = (U32)reg[2]; 46| | f1d = (U32)reg[3]; 47| | } 48| | if (n >= 7) { 49| | __cpuidex((int*)reg, 7, 0); 50| | f7b = (U32)reg[1]; 51| | f7c = (U32)reg[2]; 52| | } 53| | } 54| |#else 55| | /* Clang compiler has a bug (fixed in https://reviews.llvm.org/D101338) in 56| | * which the `__cpuid` intrinsic does not save and restore `rbx` as it needs 57| | * to due to being a reserved register. So in that case, do the `cpuid` 58| | * ourselves. Clang supports inline assembly anyway. 59| | */ 60| | U32 n; 61| | __asm__( 62| | "pushq %%rbx\n\t" 63| | "cpuid\n\t" 64| | "popq %%rbx\n\t" 65| | : "=a"(n) 66| | : "a"(0) 67| | : "rcx", "rdx"); 68| | if (n >= 1) { 69| | U32 f1a; 70| | __asm__( 71| | "pushq %%rbx\n\t" 72| | "cpuid\n\t" 73| | "popq %%rbx\n\t" 74| | : "=a"(f1a), "=c"(f1c), "=d"(f1d) 75| | : "a"(1) 76| | :); 77| | } 78| | if (n >= 7) { 79| | __asm__( 80| | "pushq %%rbx\n\t" 81| | "cpuid\n\t" 82| | "movq %%rbx, %%rax\n\t" 83| | "popq %%rbx" 84| | : "=a"(f7b), "=c"(f7c) 85| | : "a"(7), "c"(0) 86| | : "rdx"); 87| | } 88| |#endif 89| |#elif defined(__i386__) && defined(__PIC__) && !defined(__clang__) && defined(__GNUC__) 90| | /* The following block like the normal cpuid branch below, but gcc 91| | * reserves ebx for use of its pic register so we must specially 92| | * handle the save and restore to avoid clobbering the register 93| | */ 94| | U32 n; 95| | __asm__( 96| | "pushl %%ebx\n\t" 97| | "cpuid\n\t" 98| | "popl %%ebx\n\t" 99| | : "=a"(n) 100| | : "a"(0) 101| | : "ecx", "edx"); 102| | if (n >= 1) { 103| | U32 f1a; 104| | __asm__( 105| | "pushl %%ebx\n\t" 106| | "cpuid\n\t" 107| | "popl %%ebx\n\t" 108| | : "=a"(f1a), "=c"(f1c), "=d"(f1d) 109| | : "a"(1)); 110| | } 111| | if (n >= 7) { 112| | __asm__( 113| | "pushl %%ebx\n\t" 114| | "cpuid\n\t" 115| | "movl %%ebx, %%eax\n\t" 116| | "popl %%ebx" 117| | : "=a"(f7b), "=c"(f7c) 118| | : "a"(7), "c"(0) 119| | : "edx"); 120| | } 121| |#elif defined(__x86_64__) || defined(_M_X64) || defined(__i386__) 122| | U32 n; 123| 6.47k| __asm__("cpuid" : "=a"(n) : "a"(0) : "ebx", "ecx", "edx"); 124| 6.47k| if (n >= 1) { ------------------ | Branch (124:9): [True: 6.47k, False: 0] ------------------ 125| 6.47k| U32 f1a; 126| 6.47k| __asm__("cpuid" : "=a"(f1a), "=c"(f1c), "=d"(f1d) : "a"(1) : "ebx"); 127| 6.47k| } 128| 6.47k| if (n >= 7) { ------------------ | Branch (128:9): [True: 6.47k, False: 0] ------------------ 129| 6.47k| U32 f7a; 130| 6.47k| __asm__("cpuid" 131| 6.47k| : "=a"(f7a), "=b"(f7b), "=c"(f7c) 132| 6.47k| : "a"(7), "c"(0) 133| 6.47k| : "edx"); 134| 6.47k| } 135| 6.47k|#endif 136| 6.47k| { 137| 6.47k| ZSTD_cpuid_t cpuid; 138| 6.47k| cpuid.f1c = f1c; 139| 6.47k| cpuid.f1d = f1d; 140| 6.47k| cpuid.f7b = f7b; 141| 6.47k| cpuid.f7c = f7c; 142| 6.47k| return cpuid; 143| 6.47k| } 144| 6.47k|} zstd_decompress.c:ZSTD_cpuid_bmi1: 147| 6.47k| MEM_STATIC int ZSTD_cpuid_##name(ZSTD_cpuid_t const cpuid) { \ 148| 6.47k| return ((cpuid.r) & (1U << bit)) != 0; \ 149| 6.47k| } zstd_decompress.c:ZSTD_cpuid_bmi2: 147| 6.47k| MEM_STATIC int ZSTD_cpuid_##name(ZSTD_cpuid_t const cpuid) { \ 148| 6.47k| return ((cpuid.r) & (1U << bit)) != 0; \ 149| 6.47k| } FSE_isError: 31| 894|unsigned FSE_isError(size_t code) { return ERR_isError(code); } FSE_readNCount_bmi2: 209| 3.35k|{ 210| 3.35k|#if DYNAMIC_BMI2 211| 3.35k| if (bmi2) { ------------------ | Branch (211:9): [True: 600, False: 2.75k] ------------------ 212| 600| return FSE_readNCount_body_bmi2(normalizedCounter, maxSVPtr, tableLogPtr, headerBuffer, hbSize); 213| 600| } 214| 2.75k|#endif 215| 2.75k| (void)bmi2; 216| 2.75k| return FSE_readNCount_body_default(normalizedCounter, maxSVPtr, tableLogPtr, headerBuffer, hbSize); 217| 3.35k|} FSE_readNCount: 222| 2.60k|{ 223| 2.60k| return FSE_readNCount_bmi2(normalizedCounter, maxSVPtr, tableLogPtr, headerBuffer, hbSize, /* bmi2 */ 0); 224| 2.60k|} HUF_readStats_wksp: 332| 786|{ 333| 786|#if DYNAMIC_BMI2 334| 786| if (flags & HUF_flags_bmi2) { ------------------ | Branch (334:9): [True: 633, False: 153] ------------------ 335| 633| return HUF_readStats_body_bmi2(huffWeight, hwSize, rankStats, nbSymbolsPtr, tableLogPtr, src, srcSize, workSpace, wkspSize); 336| 633| } 337| 153|#endif 338| 153| (void)flags; 339| 153| return HUF_readStats_body_default(huffWeight, hwSize, rankStats, nbSymbolsPtr, tableLogPtr, src, srcSize, workSpace, wkspSize); 340| 786|} entropy_common.c:FSE_readNCount_body_bmi2: 201| 600|{ 202| 600| return FSE_readNCount_body(normalizedCounter, maxSVPtr, tableLogPtr, headerBuffer, hbSize); 203| 600|} entropy_common.c:FSE_readNCount_body: 44| 3.35k|{ 45| 3.35k| const BYTE* const istart = (const BYTE*) headerBuffer; 46| 3.35k| const BYTE* const iend = istart + hbSize; 47| 3.35k| const BYTE* ip = istart; 48| 3.35k| int nbBits; 49| 3.35k| int remaining; 50| 3.35k| int threshold; 51| 3.35k| U32 bitStream; 52| 3.35k| int bitCount; 53| 3.35k| unsigned charnum = 0; 54| 3.35k| unsigned const maxSV1 = *maxSVPtr + 1; 55| 3.35k| int previous0 = 0; 56| | 57| 3.35k| if (hbSize < 8) { ------------------ | Branch (57:9): [True: 146, False: 3.20k] ------------------ 58| | /* This function only works when hbSize >= 8 */ 59| 146| char buffer[8] = {0}; 60| 146| ZSTD_memcpy(buffer, headerBuffer, hbSize); ------------------ | | 44| 146|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 61| 146| { size_t const countSize = FSE_readNCount(normalizedCounter, maxSVPtr, tableLogPtr, 62| 146| buffer, sizeof(buffer)); 63| 146| if (FSE_isError(countSize)) return countSize; ------------------ | Branch (63:17): [True: 16, False: 130] ------------------ 64| 130| if (countSize > hbSize) return ERROR(corruption_detected); ------------------ | | 49| 17|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 17|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 17|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (64:17): [True: 17, False: 113] ------------------ 65| 113| return countSize; 66| 130| } } 67| 3.20k| assert(hbSize >= 8); ------------------ | | 70| 3.20k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 68| | 69| | /* init */ 70| 3.20k| ZSTD_memset(normalizedCounter, 0, (*maxSVPtr+1) * sizeof(normalizedCounter[0])); /* all symbols not present in NCount have a frequency of 0 */ ------------------ | | 46| 3.20k|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) ------------------ 71| 3.20k| bitStream = MEM_readLE32(ip); 72| 3.20k| nbBits = (bitStream & 0xF) + FSE_MIN_TABLELOG; /* extract tableLog */ ------------------ | | 616| 3.20k|#define FSE_MIN_TABLELOG 5 ------------------ 73| 3.20k| if (nbBits > FSE_TABLELOG_ABSOLUTE_MAX) return ERROR(tableLog_tooLarge); ------------------ | | 618| 3.20k|#define FSE_TABLELOG_ABSOLUTE_MAX 15 ------------------ if (nbBits > FSE_TABLELOG_ABSOLUTE_MAX) return ERROR(tableLog_tooLarge); ------------------ | | 49| 11|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 11|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 11|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (73:9): [True: 11, False: 3.19k] ------------------ 74| 3.19k| bitStream >>= 4; 75| 3.19k| bitCount = 4; 76| 3.19k| *tableLogPtr = nbBits; 77| 3.19k| remaining = (1<> 1; 89| 5.00k| while (repeats >= 12) { ------------------ | Branch (89:20): [True: 256, False: 4.74k] ------------------ 90| 256| charnum += 3 * 12; 91| 256| if (LIKELY(ip <= iend-7)) { ------------------ | | 187| 256|#define LIKELY(x) (__builtin_expect((x), 1)) | | ------------------ | | | Branch (187:19): [True: 239, False: 17] | | ------------------ ------------------ 92| 239| ip += 3; 93| 239| } else { 94| 17| bitCount -= (int)(8 * (iend - 7 - ip)); 95| 17| bitCount &= 31; 96| 17| ip = iend - 4; 97| 17| } 98| 256| bitStream = MEM_readLE32(ip) >> bitCount; 99| 256| repeats = ZSTD_countTrailingZeros32(~bitStream | 0x80000000) >> 1; 100| 256| } 101| 4.74k| charnum += 3 * repeats; 102| 4.74k| bitStream >>= 2 * repeats; 103| 4.74k| bitCount += 2 * repeats; 104| | 105| | /* Add the final repeat which isn't 0b11. */ 106| 4.74k| assert((bitStream & 3) < 3); ------------------ | | 70| 4.74k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 107| 4.74k| charnum += bitStream & 3; 108| 4.74k| bitCount += 2; 109| | 110| | /* This is an error, but break and return an error 111| | * at the end, because returning out of a loop makes 112| | * it harder for the compiler to optimize. 113| | */ 114| 4.74k| if (charnum >= maxSV1) break; ------------------ | Branch (114:17): [True: 20, False: 4.72k] ------------------ 115| | 116| | /* We don't need to set the normalized count to 0 117| | * because we already memset the whole buffer to 0. 118| | */ 119| | 120| 4.72k| if (LIKELY(ip <= iend-7) || (ip + (bitCount>>3) <= iend-4)) { ------------------ | | 187| 9.45k|#define LIKELY(x) (__builtin_expect((x), 1)) | | ------------------ | | | Branch (187:19): [True: 3.67k, False: 1.05k] | | ------------------ ------------------ | Branch (120:41): [True: 303, False: 750] ------------------ 121| 3.97k| assert((bitCount >> 3) <= 3); /* For first condition to work */ ------------------ | | 70| 3.97k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 122| 3.97k| ip += bitCount>>3; 123| 3.97k| bitCount &= 7; 124| 3.97k| } else { 125| 750| bitCount -= (int)(8 * (iend - 4 - ip)); 126| 750| bitCount &= 31; 127| 750| ip = iend - 4; 128| 750| } 129| 4.72k| bitStream = MEM_readLE32(ip) >> bitCount; 130| 4.72k| } 131| 35.9k| { 132| 35.9k| int const max = (2*threshold-1) - remaining; 133| 35.9k| int count; 134| | 135| 35.9k| if ((bitStream & (threshold-1)) < (U32)max) { ------------------ | Branch (135:17): [True: 25.2k, False: 10.7k] ------------------ 136| 25.2k| count = bitStream & (threshold-1); 137| 25.2k| bitCount += nbBits-1; 138| 25.2k| } else { 139| 10.7k| count = bitStream & (2*threshold-1); 140| 10.7k| if (count >= threshold) count -= max; ------------------ | Branch (140:21): [True: 3.89k, False: 6.83k] ------------------ 141| 10.7k| bitCount += nbBits; 142| 10.7k| } 143| | 144| 35.9k| count--; /* extra accuracy */ 145| | /* When it matters (small blocks), this is a 146| | * predictable branch, because we don't use -1. 147| | */ 148| 35.9k| if (count >= 0) { ------------------ | Branch (148:17): [True: 20.0k, False: 15.9k] ------------------ 149| 20.0k| remaining -= count; 150| 20.0k| } else { 151| 15.9k| assert(count == -1); ------------------ | | 70| 15.9k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 152| 15.9k| remaining += count; 153| 15.9k| } 154| 35.9k| normalizedCounter[charnum++] = (short)count; 155| 35.9k| previous0 = !count; 156| | 157| 35.9k| assert(threshold > 1); ------------------ | | 70| 35.9k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 158| 35.9k| if (remaining < threshold) { ------------------ | Branch (158:17): [True: 13.3k, False: 22.6k] ------------------ 159| | /* This branch can be folded into the 160| | * threshold update condition because we 161| | * know that threshold > 1. 162| | */ 163| 13.3k| if (remaining <= 1) break; ------------------ | Branch (163:21): [True: 3.15k, False: 10.1k] ------------------ 164| 10.1k| nbBits = ZSTD_highbit32(remaining) + 1; 165| 10.1k| threshold = 1 << (nbBits - 1); 166| 10.1k| } 167| 32.8k| if (charnum >= maxSV1) break; ------------------ | Branch (167:17): [True: 21, False: 32.8k] ------------------ 168| | 169| 32.8k| if (LIKELY(ip <= iend-7) || (ip + (bitCount>>3) <= iend-4)) { ------------------ | | 187| 65.6k|#define LIKELY(x) (__builtin_expect((x), 1)) | | ------------------ | | | Branch (187:19): [True: 27.4k, False: 5.36k] | | ------------------ ------------------ | Branch (169:41): [True: 887, False: 4.47k] ------------------ 170| 28.3k| ip += bitCount>>3; 171| 28.3k| bitCount &= 7; 172| 28.3k| } else { 173| 4.47k| bitCount -= (int)(8 * (iend - 4 - ip)); 174| 4.47k| bitCount &= 31; 175| 4.47k| ip = iend - 4; 176| 4.47k| } 177| 32.8k| bitStream = MEM_readLE32(ip) >> bitCount; 178| 32.8k| } } 179| 3.19k| if (remaining != 1) return ERROR(corruption_detected); ------------------ | | 49| 41|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 41|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 41|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (179:9): [True: 41, False: 3.15k] ------------------ 180| | /* Only possible when there are too many zeros. */ 181| 3.15k| if (charnum > maxSV1) return ERROR(maxSymbolValue_tooSmall); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (181:9): [True: 0, False: 3.15k] ------------------ 182| 3.15k| if (bitCount > 32) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (182:9): [True: 0, False: 3.15k] ------------------ 183| 3.15k| *maxSVPtr = charnum-1; 184| | 185| 3.15k| ip += (bitCount+7)>>3; 186| 3.15k| return ip-istart; 187| 3.15k|} entropy_common.c:FSE_readNCount_body_default: 193| 2.75k|{ 194| 2.75k| return FSE_readNCount_body(normalizedCounter, maxSVPtr, tableLogPtr, headerBuffer, hbSize); 195| 2.75k|} entropy_common.c:HUF_readStats_body_bmi2: 322| 633|{ 323| 633| return HUF_readStats_body(huffWeight, hwSize, rankStats, nbSymbolsPtr, tableLogPtr, src, srcSize, workSpace, wkspSize, 1); 324| 633|} entropy_common.c:HUF_readStats_body: 248| 786|{ 249| 786| U32 weightTotal; 250| 786| const BYTE* ip = (const BYTE*) src; 251| 786| size_t iSize; 252| 786| size_t oSize; 253| | 254| 786| if (!srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 6|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 6|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 6|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (254:9): [True: 6, False: 780] ------------------ 255| 780| iSize = ip[0]; 256| | /* ZSTD_memset(huffWeight, 0, hwSize); *//* is not necessary, even though some analyzer complain ... */ 257| | 258| 780| if (iSize >= 128) { /* special header */ ------------------ | Branch (258:9): [True: 22, False: 758] ------------------ 259| 22| oSize = iSize - 127; 260| 22| iSize = ((oSize+1)/2); 261| 22| if (iSize+1 > srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 6|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 6|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 6|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (261:13): [True: 6, False: 16] ------------------ 262| 16| if (oSize >= hwSize) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (262:13): [True: 0, False: 16] ------------------ 263| 16| ip += 1; 264| 16| { U32 n; 265| 422| for (n=0; n> 4; 267| 406| huffWeight[n+1] = ip[n/2] & 15; 268| 406| } } } 269| 758| else { /* header compressed with FSE (normal case) */ 270| 758| if (iSize+1 > srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 10|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 10|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 10|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (270:13): [True: 10, False: 748] ------------------ 271| | /* max (hwSize-1) values decoded, as last one is implied */ 272| 748| oSize = FSE_decompress_wksp_bmi2(huffWeight, hwSize-1, ip+1, iSize, 6, workSpace, wkspSize, bmi2); 273| 748| if (FSE_isError(oSize)) return oSize; ------------------ | Branch (273:13): [True: 112, False: 636] ------------------ 274| 748| } 275| | 276| | /* collect weight stats */ 277| 652| ZSTD_memset(rankStats, 0, (HUF_TABLELOG_MAX + 1) * sizeof(U32)); ------------------ | | 46| 652|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) ------------------ 278| 652| weightTotal = 0; 279| 79.6k| { U32 n; for (n=0; n HUF_TABLELOG_MAX) return ERROR(corruption_detected); ------------------ | | 37| 79.0k|#define HUF_TABLELOG_MAX 12 /* max runtime value of tableLog (due to static allocation); can be modified up to HUF_TABLELOG_ABSOLUTEMAX */ ------------------ if (huffWeight[n] > HUF_TABLELOG_MAX) return ERROR(corruption_detected); ------------------ | | 49| 28|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 28|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 28|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (280:17): [True: 28, False: 78.9k] ------------------ 281| 78.9k| rankStats[huffWeight[n]]++; 282| 78.9k| weightTotal += (1 << huffWeight[n]) >> 1; 283| 78.9k| } } 284| 624| if (weightTotal == 0) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (284:9): [True: 1, False: 623] ------------------ 285| | 286| | /* get last non-null symbol weight (implied, total must be 2^n) */ 287| 623| { U32 const tableLog = ZSTD_highbit32(weightTotal) + 1; 288| 623| if (tableLog > HUF_TABLELOG_MAX) return ERROR(corruption_detected); ------------------ | | 37| 623|#define HUF_TABLELOG_MAX 12 /* max runtime value of tableLog (due to static allocation); can be modified up to HUF_TABLELOG_ABSOLUTEMAX */ ------------------ if (tableLog > HUF_TABLELOG_MAX) return ERROR(corruption_detected); ------------------ | | 49| 11|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 11|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 11|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (288:13): [True: 11, False: 612] ------------------ 289| 612| *tableLogPtr = tableLog; 290| | /* determine last weight */ 291| 612| { U32 const total = 1 << tableLog; 292| 612| U32 const rest = total - weightTotal; 293| 612| U32 const verif = 1 << ZSTD_highbit32(rest); 294| 612| U32 const lastWeight = ZSTD_highbit32(rest) + 1; 295| 612| if (verif != rest) return ERROR(corruption_detected); /* last value must be a clean power of 2 */ ------------------ | | 49| 29|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 29|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 29|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (295:17): [True: 29, False: 583] ------------------ 296| 583| huffWeight[oSize] = (BYTE)lastWeight; 297| 583| rankStats[lastWeight]++; 298| 583| } } 299| | 300| | /* check tree construction validity */ 301| 583| if ((rankStats[1] < 2) || (rankStats[1] & 1)) return ERROR(corruption_detected); /* by construction : at least 2 elts of rank 1, must be even */ ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (301:9): [True: 2, False: 581] | Branch (301:31): [True: 0, False: 581] ------------------ 302| | 303| | /* results */ 304| 581| *nbSymbolsPtr = (U32)(oSize+1); 305| 581| return iSize+1; 306| 583|} entropy_common.c:HUF_readStats_body_default: 313| 153|{ 314| 153| return HUF_readStats_body(huffWeight, hwSize, rankStats, nbSymbolsPtr, tableLogPtr, src, srcSize, workSpace, wkspSize, 0); 315| 153|} zstd_common.c:ERR_isError: 52| 10.0k|ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); } ------------------ | | 49| 10.0k|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 10.0k|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 10.0k|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ zstd_common.c:ERR_getErrorCode: 54| 3.50k|ERR_STATIC ERR_enum ERR_getErrorCode(size_t code) { if (!ERR_isError(code)) return (ERR_enum)0; return (ERR_enum) (0-code); } ------------------ | Branch (54:57): [True: 227, False: 3.27k] ------------------ zstd_ddict.c:ERR_isError: 52| 6.13k|ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); } ------------------ | | 49| 6.13k|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 6.13k|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 6.13k|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ zstd_decompress.c:ERR_isError: 52| 45.2k|ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); } ------------------ | | 49| 45.2k|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 45.2k|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 45.2k|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ zstd_decompress_block.c:ERR_isError: 52| 2.51M|ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); } ------------------ | | 49| 2.51M|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2.51M|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2.51M|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ zstd_v05.c:ERR_isError: 52| 103k|ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); } ------------------ | | 49| 103k|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 103k|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 103k|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ zstd_v06.c:ERR_isError: 52| 117k|ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); } ------------------ | | 49| 117k|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 117k|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 117k|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ zstd_v07.c:ERR_isError: 52| 84.4k|ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); } ------------------ | | 49| 84.4k|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 84.4k|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 84.4k|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ entropy_common.c:ERR_isError: 52| 894|ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); } ------------------ | | 49| 894|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 894|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 894|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ fse_decompress.c:ERR_isError: 52| 2.11k|ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); } ------------------ | | 49| 2.11k|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2.11k|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2.11k|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ huf_decompress.c:ERR_isError: 52| 3.14k|ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); } ------------------ | | 49| 3.14k|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 3.14k|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 3.14k|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ fse_decompress.c:FSE_initDState: 518| 1.31k|{ 519| 1.31k| const void* ptr = dt; 520| 1.31k| const FSE_DTableHeader* const DTableH = (const FSE_DTableHeader*)ptr; 521| 1.31k| DStatePtr->state = BIT_readBits(bitD, DTableH->tableLog); 522| 1.31k| BIT_reloadDStream(bitD); 523| 1.31k| DStatePtr->table = dt + 1; 524| 1.31k|} fse_decompress.c:FSE_decodeSymbolFast: 554| 12.1k|{ 555| 12.1k| FSE_decode_t const DInfo = ((const FSE_decode_t*)(DStatePtr->table))[DStatePtr->state]; 556| 12.1k| U32 const nbBits = DInfo.nbBits; 557| 12.1k| BYTE const symbol = DInfo.symbol; 558| 12.1k| size_t const lowBits = BIT_readBitsFast(bitD, nbBits); 559| | 560| 12.1k| DStatePtr->state = DInfo.newState + lowBits; 561| 12.1k| return symbol; 562| 12.1k|} fse_decompress.c:FSE_decodeSymbol: 541| 71.5k|{ 542| 71.5k| FSE_decode_t const DInfo = ((const FSE_decode_t*)(DStatePtr->table))[DStatePtr->state]; 543| 71.5k| U32 const nbBits = DInfo.nbBits; 544| 71.5k| BYTE const symbol = DInfo.symbol; 545| 71.5k| size_t const lowBits = BIT_readBits(bitD, nbBits); 546| | 547| 71.5k| DStatePtr->state = DInfo.newState + lowBits; 548| 71.5k| return symbol; 549| 71.5k|} FSE_decompress_wksp_bmi2: 305| 748|{ 306| 748|#if DYNAMIC_BMI2 307| 748| if (bmi2) { ------------------ | Branch (307:9): [True: 600, False: 148] ------------------ 308| 600| return FSE_decompress_wksp_body_bmi2(dst, dstCapacity, cSrc, cSrcSize, maxLog, workSpace, wkspSize); 309| 600| } 310| 148|#endif 311| 148| (void)bmi2; 312| 148| return FSE_decompress_wksp_body_default(dst, dstCapacity, cSrc, cSrcSize, maxLog, workSpace, wkspSize); 313| 748|} fse_decompress.c:FSE_buildDTable_internal: 59| 681|{ 60| 681| void* const tdPtr = dt+1; /* because *dt is unsigned, 32-bits aligned on 32-bits */ 61| 681| FSE_DECODE_TYPE* const tableDecode = (FSE_DECODE_TYPE*) (tdPtr); ------------------ | | 603| 681|#define FSE_DECODE_TYPE FSE_decode_t ------------------ 62| 681| U16* symbolNext = (U16*)workSpace; 63| 681| BYTE* spread = (BYTE*)(symbolNext + maxSymbolValue + 1); 64| | 65| 681| U32 const maxSV1 = maxSymbolValue + 1; 66| 681| U32 const tableSize = 1 << tableLog; 67| 681| U32 highThreshold = tableSize-1; 68| | 69| | /* Sanity Checks */ 70| 681| if (FSE_BUILD_DTABLE_WKSP_SIZE(tableLog, maxSymbolValue) > wkspSize) return ERROR(maxSymbolValue_tooLarge); ------------------ | | 267| 681|#define FSE_BUILD_DTABLE_WKSP_SIZE(maxTableLog, maxSymbolValue) (sizeof(short) * (maxSymbolValue + 1) + (1ULL << maxTableLog) + 8) ------------------ if (FSE_BUILD_DTABLE_WKSP_SIZE(tableLog, maxSymbolValue) > wkspSize) return ERROR(maxSymbolValue_tooLarge); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (70:9): [True: 0, False: 681] ------------------ 71| 681| if (maxSymbolValue > FSE_MAX_SYMBOL_VALUE) return ERROR(maxSymbolValue_tooLarge); ------------------ | | 595| 681|# define FSE_MAX_SYMBOL_VALUE 255 ------------------ if (maxSymbolValue > FSE_MAX_SYMBOL_VALUE) return ERROR(maxSymbolValue_tooLarge); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (71:9): [True: 0, False: 681] ------------------ 72| 681| if (tableLog > FSE_MAX_TABLELOG) return ERROR(tableLog_tooLarge); ------------------ | | 612| 681|#define FSE_MAX_TABLELOG (FSE_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 582| 681|# define FSE_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ if (tableLog > FSE_MAX_TABLELOG) return ERROR(tableLog_tooLarge); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (72:9): [True: 0, False: 681] ------------------ 73| | 74| | /* Init, lay down lowprob symbols */ 75| 681| { FSE_DTableHeader DTableH; 76| 681| DTableH.tableLog = (U16)tableLog; 77| 681| DTableH.fastMode = 1; 78| 681| { S16 const largeLimit= (S16)(1 << (tableLog-1)); 79| 681| U32 s; 80| 7.35k| for (s=0; s= largeLimit) DTableH.fastMode=0; ------------------ | Branch (85:25): [True: 541, False: 4.18k] ------------------ 86| 4.72k| symbolNext[s] = (U16)normalizedCounter[s]; 87| 4.72k| } } } 88| 681| ZSTD_memcpy(dt, &DTableH, sizeof(DTableH)); ------------------ | | 44| 681|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 89| 681| } 90| | 91| | /* Spread symbols */ 92| 681| if (highThreshold == tableSize - 1) { ------------------ | Branch (92:9): [True: 116, False: 565] ------------------ 93| 116| size_t const tableMask = tableSize-1; 94| 116| size_t const step = FSE_TABLESTEP(tableSize); ------------------ | | 623| 116|#define FSE_TABLESTEP(tableSize) (((tableSize)>>1) + ((tableSize)>>3) + 3) ------------------ 95| | /* First lay down the symbols in order. 96| | * We use a uint64_t to lay down 8 bytes at a time. This reduces branch 97| | * misses since small blocks generally have small table logs, so nearly 98| | * all symbols have counts <= 8. We ensure we have 8 bytes at the end of 99| | * our buffer to handle the over-write. 100| | */ 101| 116| { U64 const add = 0x0101010101010101ull; 102| 116| size_t pos = 0; 103| 116| U64 sv = 0; 104| 116| U32 s; 105| 511| for (s=0; s>1) + ((tableSize)>>3) + 3) ------------------ 138| 565| U32 s, position = 0; 139| 6.84k| for (s=0; s highThreshold) position = (position + step) & tableMask; /* lowprob area */ ------------------ | Branch (144:24): [True: 1.89k, False: 29.1k] ------------------ 145| 29.1k| } } 146| 565| if (position!=0) return ERROR(GENERIC); /* position must reach all cells once, otherwise normalizedCounter is incorrect */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (146:13): [True: 0, False: 565] ------------------ 147| 565| } 148| | 149| | /* Build Decoding table */ 150| 681| { U32 u; 151| 36.7k| for (u=0; uncount, &maxSymbolValue, &tableLog, istart, cSrcSize, bmi2); 266| 748| if (FSE_isError(NCountLength)) return NCountLength; ------------------ | | 32| 748|#define FSE_isError ERR_isError ------------------ | Branch (266:13): [True: 29, False: 719] ------------------ 267| 719| if (tableLog > maxLog) return ERROR(tableLog_tooLarge); ------------------ | | 49| 28|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 28|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 28|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (267:13): [True: 28, False: 691] ------------------ 268| 691| assert(NCountLength <= cSrcSize); ------------------ | | 70| 691|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 269| 691| ip += NCountLength; 270| 691| cSrcSize -= NCountLength; 271| 691| } 272| | 273| 691| if (FSE_DECOMPRESS_WKSP_SIZE(tableLog, maxSymbolValue) > wkspSize) return ERROR(tableLog_tooLarge); ------------------ | | 273| 691|#define FSE_DECOMPRESS_WKSP_SIZE(maxTableLog, maxSymbolValue) (FSE_DECOMPRESS_WKSP_SIZE_U32(maxTableLog, maxSymbolValue) * sizeof(unsigned)) | | ------------------ | | | | 272| 691|#define FSE_DECOMPRESS_WKSP_SIZE_U32(maxTableLog, maxSymbolValue) (FSE_DTABLE_SIZE_U32(maxTableLog) + 1 + FSE_BUILD_DTABLE_WKSP_SIZE_U32(maxTableLog, maxSymbolValue) + (FSE_MAX_SYMBOL_VALUE + 1) / 2 + 1) | | | | ------------------ | | | | | | 241| 691|#define FSE_DTABLE_SIZE_U32(maxTableLog) (1 + (1<<(maxTableLog))) | | | | ------------------ | | | | #define FSE_DECOMPRESS_WKSP_SIZE_U32(maxTableLog, maxSymbolValue) (FSE_DTABLE_SIZE_U32(maxTableLog) + 1 + FSE_BUILD_DTABLE_WKSP_SIZE_U32(maxTableLog, maxSymbolValue) + (FSE_MAX_SYMBOL_VALUE + 1) / 2 + 1) | | | | ------------------ | | | | | | 268| 691|#define FSE_BUILD_DTABLE_WKSP_SIZE_U32(maxTableLog, maxSymbolValue) ((FSE_BUILD_DTABLE_WKSP_SIZE(maxTableLog, maxSymbolValue) + sizeof(unsigned) - 1) / sizeof(unsigned)) | | | | | | ------------------ | | | | | | | | 267| 691|#define FSE_BUILD_DTABLE_WKSP_SIZE(maxTableLog, maxSymbolValue) (sizeof(short) * (maxSymbolValue + 1) + (1ULL << maxTableLog) + 8) | | | | | | ------------------ | | | | ------------------ | | | | #define FSE_DECOMPRESS_WKSP_SIZE_U32(maxTableLog, maxSymbolValue) (FSE_DTABLE_SIZE_U32(maxTableLog) + 1 + FSE_BUILD_DTABLE_WKSP_SIZE_U32(maxTableLog, maxSymbolValue) + (FSE_MAX_SYMBOL_VALUE + 1) / 2 + 1) | | | | ------------------ | | | | | | 595| 691|# define FSE_MAX_SYMBOL_VALUE 255 | | | | ------------------ | | ------------------ ------------------ if (FSE_DECOMPRESS_WKSP_SIZE(tableLog, maxSymbolValue) > wkspSize) return ERROR(tableLog_tooLarge); ------------------ | | 49| 10|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 10|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 10|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (273:9): [True: 10, False: 681] ------------------ 274| 681| assert(sizeof(*wksp) + FSE_DTABLE_SIZE(tableLog) <= wkspSize); ------------------ | | 70| 681|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 275| 681| workSpace = (BYTE*)workSpace + sizeof(*wksp) + FSE_DTABLE_SIZE(tableLog); ------------------ | | 245| 681|#define FSE_DTABLE_SIZE(maxTableLog) (FSE_DTABLE_SIZE_U32(maxTableLog) * sizeof(FSE_DTable)) | | ------------------ | | | | 241| 681|#define FSE_DTABLE_SIZE_U32(maxTableLog) (1 + (1<<(maxTableLog))) | | ------------------ ------------------ 276| 681| wkspSize -= sizeof(*wksp) + FSE_DTABLE_SIZE(tableLog); ------------------ | | 245| 681|#define FSE_DTABLE_SIZE(maxTableLog) (FSE_DTABLE_SIZE_U32(maxTableLog) * sizeof(FSE_DTable)) | | ------------------ | | | | 241| 681|#define FSE_DTABLE_SIZE_U32(maxTableLog) (1 + (1<<(maxTableLog))) | | ------------------ ------------------ 277| | 278| 681| CHECK_F( FSE_buildDTable_internal(dtable, wksp->ncount, maxSymbolValue, tableLog, workSpace, wkspSize) ); ------------------ | | 63| 681|#define CHECK_F(f) do { CHECK_V_F(_var_err__, f); } while (0) | | ------------------ | | | | 58| 681| size_t const e = f; \ | | | | 59| 681| do { \ | | | | 60| 681| if (ERR_isError(e)) \ | | | | ------------------ | | | | | Branch (60:13): [True: 0, False: 681] | | | | ------------------ | | | | 61| 681| return e; \ | | | | 62| 681| } while (0) | | | | ------------------ | | | | | Branch (62:14): [Folded, False: 681] | | | | ------------------ | | ------------------ | | | Branch (63:62): [Folded, False: 681] | | ------------------ ------------------ 279| | 280| 681| { 281| 681| const void* ptr = dtable; 282| 681| const FSE_DTableHeader* DTableH = (const FSE_DTableHeader*)ptr; 283| 681| const U32 fastMode = DTableH->fastMode; 284| | 285| | /* select fast mode (static) */ 286| 681| if (fastMode) return FSE_decompress_usingDTable_generic(dst, dstCapacity, ip, cSrcSize, dtable, 1); ------------------ | Branch (286:13): [True: 140, False: 541] ------------------ 287| 541| return FSE_decompress_usingDTable_generic(dst, dstCapacity, ip, cSrcSize, dtable, 0); 288| 681| } 289| 681|} fse_decompress.c:FSE_decompress_usingDTable_generic: 177| 681|{ 178| 681| BYTE* const ostart = (BYTE*) dst; 179| 681| BYTE* op = ostart; 180| 681| BYTE* const omax = op + maxDstSize; 181| 681| BYTE* const olimit = omax-3; 182| | 183| 681| BIT_DStream_t bitD; 184| 681| FSE_DState_t state1; 185| 681| FSE_DState_t state2; 186| | 187| | /* Init */ 188| 681| CHECK_F(BIT_initDStream(&bitD, cSrc, cSrcSize)); ------------------ | | 63| 681|#define CHECK_F(f) do { CHECK_V_F(_var_err__, f); } while (0) | | ------------------ | | | | 58| 681| size_t const e = f; \ | | | | 59| 681| do { \ | | | | 60| 681| if (ERR_isError(e)) \ | | | | ------------------ | | | | | Branch (60:13): [True: 22, False: 659] | | | | ------------------ | | | | 61| 681| return e; \ | | | | 62| 681| } while (0) | | | | ------------------ | | | | | Branch (62:14): [Folded, False: 659] | | | | ------------------ | | ------------------ | | | Branch (63:62): [Folded, False: 659] | | ------------------ ------------------ 189| | 190| 659| FSE_initDState(&state1, &bitD, dt); 191| 659| FSE_initDState(&state2, &bitD, dt); 192| | 193| 659| RETURN_ERROR_IF(BIT_reloadDStream(&bitD)==BIT_DStream_overflow, corruption_detected, ""); ------------------ | | 114| 659| do { \ | | 115| 659| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 6, False: 653] | | ------------------ | | 116| 6| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 6|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 6] | | | | ------------------ | | ------------------ | | 117| 6| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 6| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 6| do { \ | | | | 99| 6| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 6] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 6| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 6] | | | | ------------------ | | ------------------ | | 119| 6| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 6|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 6] | | | | ------------------ | | ------------------ | | 120| 6| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 6|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 6] | | | | ------------------ | | ------------------ | | 121| 6| return ERROR(err); \ | | ------------------ | | | | 49| 6|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 6|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 6|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 6| } \ | | 123| 659| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 653] | | ------------------ ------------------ 194| | 195| 653|#define FSE_GETSYMBOL(statePtr) fast ? FSE_decodeSymbolFast(statePtr, &bitD) : FSE_decodeSymbol(statePtr, &bitD) 196| | 197| | /* 4 symbols per loop */ 198| 15.5k| for ( ; (BIT_reloadDStream(&bitD)==BIT_DStream_unfinished) & (op sizeof(bitD.bitContainer)*8) /* This test must be static */ ------------------ | | 612| 14.8k|#define FSE_MAX_TABLELOG (FSE_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 582| 14.8k|# define FSE_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ | Branch (201:13): [Folded, False: 14.8k] ------------------ 202| 0| BIT_reloadDStream(&bitD); 203| | 204| 14.8k| op[1] = FSE_GETSYMBOL(&state2); ------------------ | | 195| 14.8k|#define FSE_GETSYMBOL(statePtr) fast ? FSE_decodeSymbolFast(statePtr, &bitD) : FSE_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (195:33): [True: 2.32k, False: 12.5k] | | ------------------ ------------------ 205| | 206| 14.8k| if (FSE_MAX_TABLELOG*4+7 > sizeof(bitD.bitContainer)*8) /* This test must be static */ ------------------ | | 612| 14.8k|#define FSE_MAX_TABLELOG (FSE_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 582| 14.8k|# define FSE_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ | Branch (206:13): [Folded, False: 14.8k] ------------------ 207| 0| { if (BIT_reloadDStream(&bitD) > BIT_DStream_unfinished) { op+=2; break; } } ------------------ | Branch (207:19): [True: 0, False: 0] ------------------ 208| | 209| 14.8k| op[2] = FSE_GETSYMBOL(&state1); ------------------ | | 195| 14.8k|#define FSE_GETSYMBOL(statePtr) fast ? FSE_decodeSymbolFast(statePtr, &bitD) : FSE_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (195:33): [True: 2.32k, False: 12.5k] | | ------------------ ------------------ 210| | 211| 14.8k| if (FSE_MAX_TABLELOG*2+7 > sizeof(bitD.bitContainer)*8) /* This test must be static */ ------------------ | | 612| 14.8k|#define FSE_MAX_TABLELOG (FSE_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 582| 14.8k|# define FSE_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ | Branch (211:13): [Folded, False: 14.8k] ------------------ 212| 0| BIT_reloadDStream(&bitD); 213| | 214| 14.8k| op[3] = FSE_GETSYMBOL(&state2); ------------------ | | 195| 14.8k|#define FSE_GETSYMBOL(statePtr) fast ? FSE_decodeSymbolFast(statePtr, &bitD) : FSE_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (195:33): [True: 2.32k, False: 12.5k] | | ------------------ ------------------ 215| 14.8k| } 216| | 217| | /* tail */ 218| | /* note : BIT_reloadDStream(&bitD) >= FSE_DStream_partiallyFilled; Ends at exactly BIT_DStream_completed */ 219| 11.9k| while (1) { ------------------ | Branch (219:12): [True: 11.9k, Folded] ------------------ 220| 11.9k| if (op>(omax-2)) return ERROR(dstSize_tooSmall); ------------------ | | 49| 17|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 17|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 17|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (220:13): [True: 17, False: 11.9k] ------------------ 221| 11.9k| *op++ = FSE_GETSYMBOL(&state1); ------------------ | | 195| 11.9k|#define FSE_GETSYMBOL(statePtr) fast ? FSE_decodeSymbolFast(statePtr, &bitD) : FSE_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (195:33): [True: 1.38k, False: 10.5k] | | ------------------ ------------------ 222| 11.9k| if (BIT_reloadDStream(&bitD)==BIT_DStream_overflow) { ------------------ | Branch (222:13): [True: 342, False: 11.6k] ------------------ 223| 342| *op++ = FSE_GETSYMBOL(&state2); ------------------ | | 195| 342|#define FSE_GETSYMBOL(statePtr) fast ? FSE_decodeSymbolFast(statePtr, &bitD) : FSE_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (195:33): [True: 62, False: 280] | | ------------------ ------------------ 224| 342| break; 225| 342| } 226| | 227| 11.6k| if (op>(omax-2)) return ERROR(dstSize_tooSmall); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (227:13): [True: 0, False: 11.6k] ------------------ 228| 11.6k| *op++ = FSE_GETSYMBOL(&state2); ------------------ | | 195| 11.6k|#define FSE_GETSYMBOL(statePtr) fast ? FSE_decodeSymbolFast(statePtr, &bitD) : FSE_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (195:33): [True: 1.32k, False: 10.2k] | | ------------------ ------------------ 229| 11.6k| if (BIT_reloadDStream(&bitD)==BIT_DStream_overflow) { ------------------ | Branch (229:13): [True: 294, False: 11.3k] ------------------ 230| 294| *op++ = FSE_GETSYMBOL(&state1); ------------------ | | 195| 294|#define FSE_GETSYMBOL(statePtr) fast ? FSE_decodeSymbolFast(statePtr, &bitD) : FSE_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (195:33): [True: 49, False: 245] | | ------------------ ------------------ 231| 294| break; 232| 294| } } 233| | 234| 636| assert(op >= ostart); ------------------ | | 70| 636|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 235| 636| return (size_t)(op-ostart); 236| 653|} fse_decompress.c:FSE_decompress_wksp_body_default: 293| 148|{ 294| 148| return FSE_decompress_wksp_body(dst, dstCapacity, cSrc, cSrcSize, maxLog, workSpace, wkspSize, 0); 295| 148|} zstd_ddict.c:MEM_readLE32: 322| 2.83k|{ 323| 2.83k| if (MEM_isLittleEndian()) ------------------ | Branch (323:9): [True: 2.83k, False: 0] ------------------ 324| 2.83k| return MEM_read32(memPtr); 325| 0| else 326| 0| return MEM_swap32(MEM_read32(memPtr)); 327| 2.83k|} zstd_ddict.c:MEM_isLittleEndian: 141| 2.83k|{ 142| 2.83k|#if defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) 143| 2.83k| return 1; 144| |#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) 145| | return 0; 146| |#elif defined(__clang__) && __LITTLE_ENDIAN__ 147| | return 1; 148| |#elif defined(__clang__) && __BIG_ENDIAN__ 149| | return 0; 150| |#elif defined(_MSC_VER) && (_M_X64 || _M_IX86) 151| | return 1; 152| |#elif defined(__DMC__) && defined(_M_IX86) 153| | return 1; 154| |#elif defined(__IAR_SYSTEMS_ICC__) && __LITTLE_ENDIAN__ 155| | return 1; 156| |#else 157| | const union { U32 u; BYTE c[4]; } one = { 1 }; /* don't use static : performance detrimental */ 158| | return one.c[0]; 159| |#endif 160| 2.83k|} zstd_ddict.c:MEM_read32: 183| 2.83k|MEM_STATIC U32 MEM_read32(const void* ptr) { return *(const unalign32*)ptr; } zstd_decompress.c:MEM_readLE32: 322| 29.1k|{ 323| 29.1k| if (MEM_isLittleEndian()) ------------------ | Branch (323:9): [True: 29.1k, False: 0] ------------------ 324| 29.1k| return MEM_read32(memPtr); 325| 0| else 326| 0| return MEM_swap32(MEM_read32(memPtr)); 327| 29.1k|} zstd_decompress.c:MEM_isLittleEndian: 141| 30.2k|{ 142| 30.2k|#if defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) 143| 30.2k| return 1; 144| |#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) 145| | return 0; 146| |#elif defined(__clang__) && __LITTLE_ENDIAN__ 147| | return 1; 148| |#elif defined(__clang__) && __BIG_ENDIAN__ 149| | return 0; 150| |#elif defined(_MSC_VER) && (_M_X64 || _M_IX86) 151| | return 1; 152| |#elif defined(__DMC__) && defined(_M_IX86) 153| | return 1; 154| |#elif defined(__IAR_SYSTEMS_ICC__) && __LITTLE_ENDIAN__ 155| | return 1; 156| |#else 157| | const union { U32 u; BYTE c[4]; } one = { 1 }; /* don't use static : performance detrimental */ 158| | return one.c[0]; 159| |#endif 160| 30.2k|} zstd_decompress.c:MEM_read32: 183| 29.1k|MEM_STATIC U32 MEM_read32(const void* ptr) { return *(const unalign32*)ptr; } zstd_decompress.c:MEM_readLE16: 290| 504|{ 291| 504| if (MEM_isLittleEndian()) ------------------ | Branch (291:9): [True: 504, False: 0] ------------------ 292| 504| return MEM_read16(memPtr); 293| 0| else { 294| 0| const BYTE* p = (const BYTE*)memPtr; 295| 0| return (U16)(p[0] + (p[1]<<8)); 296| 0| } 297| 504|} zstd_decompress.c:MEM_read16: 182| 504|MEM_STATIC U16 MEM_read16(const void* ptr) { return *(const unalign16*)ptr; } zstd_decompress.c:MEM_readLE64: 338| 550|{ 339| 550| if (MEM_isLittleEndian()) ------------------ | Branch (339:9): [True: 550, False: 0] ------------------ 340| 550| return MEM_read64(memPtr); 341| 0| else 342| 0| return MEM_swap64(MEM_read64(memPtr)); 343| 550|} zstd_decompress.c:MEM_read64: 184| 550|MEM_STATIC U64 MEM_read64(const void* ptr) { return *(const unalign64*)ptr; } zstd_decompress_block.c:MEM_readLE24: 311| 6.85k|{ 312| 6.85k| return (U32)MEM_readLE16(memPtr) + ((U32)(((const BYTE*)memPtr)[2]) << 16); 313| 6.85k|} zstd_decompress_block.c:MEM_readLE32: 322| 680|{ 323| 680| if (MEM_isLittleEndian()) ------------------ | Branch (323:9): [True: 680, False: 0] ------------------ 324| 680| return MEM_read32(memPtr); 325| 0| else 326| 0| return MEM_swap32(MEM_read32(memPtr)); 327| 680|} zstd_decompress_block.c:MEM_isLittleEndian: 141| 107k|{ 142| 107k|#if defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) 143| 107k| return 1; 144| |#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) 145| | return 0; 146| |#elif defined(__clang__) && __LITTLE_ENDIAN__ 147| | return 1; 148| |#elif defined(__clang__) && __BIG_ENDIAN__ 149| | return 0; 150| |#elif defined(_MSC_VER) && (_M_X64 || _M_IX86) 151| | return 1; 152| |#elif defined(__DMC__) && defined(_M_IX86) 153| | return 1; 154| |#elif defined(__IAR_SYSTEMS_ICC__) && __LITTLE_ENDIAN__ 155| | return 1; 156| |#else 157| | const union { U32 u; BYTE c[4]; } one = { 1 }; /* don't use static : performance detrimental */ 158| | return one.c[0]; 159| |#endif 160| 107k|} zstd_decompress_block.c:MEM_read32: 183| 680|MEM_STATIC U32 MEM_read32(const void* ptr) { return *(const unalign32*)ptr; } zstd_decompress_block.c:MEM_write64: 189| 16.1k|MEM_STATIC void MEM_write64(void* memPtr, U64 value) { *(unalign64*)memPtr = value; } zstd_decompress_block.c:MEM_readLE16: 290| 7.07k|{ 291| 7.07k| if (MEM_isLittleEndian()) ------------------ | Branch (291:9): [True: 7.07k, False: 0] ------------------ 292| 7.07k| return MEM_read16(memPtr); 293| 0| else { 294| 0| const BYTE* p = (const BYTE*)memPtr; 295| 0| return (U16)(p[0] + (p[1]<<8)); 296| 0| } 297| 7.07k|} zstd_decompress_block.c:MEM_read16: 182| 7.07k|MEM_STATIC U16 MEM_read16(const void* ptr) { return *(const unalign16*)ptr; } zstd_decompress_block.c:MEM_32bits: 137| 11.5M|MEM_STATIC unsigned MEM_32bits(void) { return sizeof(size_t)==4; } zstd_decompress_block.c:MEM_64bits: 138| 2.50M|MEM_STATIC unsigned MEM_64bits(void) { return sizeof(size_t)==8; } zstd_decompress_block.c:MEM_readLEST: 354| 99.4k|{ 355| 99.4k| if (MEM_32bits()) ------------------ | Branch (355:9): [True: 0, False: 99.4k] ------------------ 356| 0| return (size_t)MEM_readLE32(memPtr); 357| 99.4k| else 358| 99.4k| return (size_t)MEM_readLE64(memPtr); 359| 99.4k|} zstd_decompress_block.c:MEM_readLE64: 338| 99.4k|{ 339| 99.4k| if (MEM_isLittleEndian()) ------------------ | Branch (339:9): [True: 99.4k, False: 0] ------------------ 340| 99.4k| return MEM_read64(memPtr); 341| 0| else 342| 0| return MEM_swap64(MEM_read64(memPtr)); 343| 99.4k|} zstd_decompress_block.c:MEM_read64: 184| 99.4k|MEM_STATIC U64 MEM_read64(const void* ptr) { return *(const unalign64*)ptr; } zstd_v05.c:MEM_readLE32: 322| 42.8k|{ 323| 42.8k| if (MEM_isLittleEndian()) ------------------ | Branch (323:9): [True: 42.8k, False: 0] ------------------ 324| 42.8k| return MEM_read32(memPtr); 325| 0| else 326| 0| return MEM_swap32(MEM_read32(memPtr)); 327| 42.8k|} zstd_v05.c:MEM_isLittleEndian: 141| 264k|{ 142| 264k|#if defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) 143| 264k| return 1; 144| |#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) 145| | return 0; 146| |#elif defined(__clang__) && __LITTLE_ENDIAN__ 147| | return 1; 148| |#elif defined(__clang__) && __BIG_ENDIAN__ 149| | return 0; 150| |#elif defined(_MSC_VER) && (_M_X64 || _M_IX86) 151| | return 1; 152| |#elif defined(__DMC__) && defined(_M_IX86) 153| | return 1; 154| |#elif defined(__IAR_SYSTEMS_ICC__) && __LITTLE_ENDIAN__ 155| | return 1; 156| |#else 157| | const union { U32 u; BYTE c[4]; } one = { 1 }; /* don't use static : performance detrimental */ 158| | return one.c[0]; 159| |#endif 160| 264k|} zstd_v05.c:MEM_read32: 183| 42.8k|MEM_STATIC U32 MEM_read32(const void* ptr) { return *(const unalign32*)ptr; } zstd_v05.c:MEM_readLEST: 354| 96.1k|{ 355| 96.1k| if (MEM_32bits()) ------------------ | Branch (355:9): [True: 0, False: 96.1k] ------------------ 356| 0| return (size_t)MEM_readLE32(memPtr); 357| 96.1k| else 358| 96.1k| return (size_t)MEM_readLE64(memPtr); 359| 96.1k|} zstd_v05.c:MEM_32bits: 137| 249k|MEM_STATIC unsigned MEM_32bits(void) { return sizeof(size_t)==4; } zstd_v05.c:MEM_readLE64: 338| 96.1k|{ 339| 96.1k| if (MEM_isLittleEndian()) ------------------ | Branch (339:9): [True: 96.1k, False: 0] ------------------ 340| 96.1k| return MEM_read64(memPtr); 341| 0| else 342| 0| return MEM_swap64(MEM_read64(memPtr)); 343| 96.1k|} zstd_v05.c:MEM_read64: 184| 96.1k|MEM_STATIC U64 MEM_read64(const void* ptr) { return *(const unalign64*)ptr; } zstd_v05.c:MEM_readLE16: 290| 704|{ 291| 704| if (MEM_isLittleEndian()) ------------------ | Branch (291:9): [True: 704, False: 0] ------------------ 292| 704| return MEM_read16(memPtr); 293| 0| else { 294| 0| const BYTE* p = (const BYTE*)memPtr; 295| 0| return (U16)(p[0] + (p[1]<<8)); 296| 0| } 297| 704|} zstd_v05.c:MEM_read16: 182| 704|MEM_STATIC U16 MEM_read16(const void* ptr) { return *(const unalign16*)ptr; } zstd_v05.c:MEM_64bits: 138| 21.4k|MEM_STATIC unsigned MEM_64bits(void) { return sizeof(size_t)==8; } zstd_v05.c:MEM_writeLE16: 300| 125k|{ 301| 125k| if (MEM_isLittleEndian()) { ------------------ | Branch (301:9): [True: 125k, False: 0] ------------------ 302| 125k| MEM_write16(memPtr, val); 303| 125k| } else { 304| 0| BYTE* p = (BYTE*)memPtr; 305| 0| p[0] = (BYTE)val; 306| 0| p[1] = (BYTE)(val>>8); 307| 0| } 308| 125k|} zstd_v05.c:MEM_write16: 187| 125k|MEM_STATIC void MEM_write16(void* memPtr, U16 value) { *(unalign16*)memPtr = value; } entropy_common.c:MEM_readLE32: 322| 41.0k|{ 323| 41.0k| if (MEM_isLittleEndian()) ------------------ | Branch (323:9): [True: 41.0k, False: 0] ------------------ 324| 41.0k| return MEM_read32(memPtr); 325| 0| else 326| 0| return MEM_swap32(MEM_read32(memPtr)); 327| 41.0k|} entropy_common.c:MEM_isLittleEndian: 141| 41.0k|{ 142| 41.0k|#if defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) 143| 41.0k| return 1; 144| |#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) 145| | return 0; 146| |#elif defined(__clang__) && __LITTLE_ENDIAN__ 147| | return 1; 148| |#elif defined(__clang__) && __BIG_ENDIAN__ 149| | return 0; 150| |#elif defined(_MSC_VER) && (_M_X64 || _M_IX86) 151| | return 1; 152| |#elif defined(__DMC__) && defined(_M_IX86) 153| | return 1; 154| |#elif defined(__IAR_SYSTEMS_ICC__) && __LITTLE_ENDIAN__ 155| | return 1; 156| |#else 157| | const union { U32 u; BYTE c[4]; } one = { 1 }; /* don't use static : performance detrimental */ 158| | return one.c[0]; 159| |#endif 160| 41.0k|} entropy_common.c:MEM_read32: 183| 41.0k|MEM_STATIC U32 MEM_read32(const void* ptr) { return *(const unalign32*)ptr; } fse_decompress.c:MEM_write64: 189| 850|MEM_STATIC void MEM_write64(void* memPtr, U64 value) { *(unalign64*)memPtr = value; } fse_decompress.c:MEM_readLEST: 354| 17.1k|{ 355| 17.1k| if (MEM_32bits()) ------------------ | Branch (355:9): [True: 0, False: 17.1k] ------------------ 356| 0| return (size_t)MEM_readLE32(memPtr); 357| 17.1k| else 358| 17.1k| return (size_t)MEM_readLE64(memPtr); 359| 17.1k|} fse_decompress.c:MEM_32bits: 137| 17.1k|MEM_STATIC unsigned MEM_32bits(void) { return sizeof(size_t)==4; } fse_decompress.c:MEM_isLittleEndian: 141| 17.1k|{ 142| 17.1k|#if defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) 143| 17.1k| return 1; 144| |#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) 145| | return 0; 146| |#elif defined(__clang__) && __LITTLE_ENDIAN__ 147| | return 1; 148| |#elif defined(__clang__) && __BIG_ENDIAN__ 149| | return 0; 150| |#elif defined(_MSC_VER) && (_M_X64 || _M_IX86) 151| | return 1; 152| |#elif defined(__DMC__) && defined(_M_IX86) 153| | return 1; 154| |#elif defined(__IAR_SYSTEMS_ICC__) && __LITTLE_ENDIAN__ 155| | return 1; 156| |#else 157| | const union { U32 u; BYTE c[4]; } one = { 1 }; /* don't use static : performance detrimental */ 158| | return one.c[0]; 159| |#endif 160| 17.1k|} fse_decompress.c:MEM_readLE64: 338| 17.1k|{ 339| 17.1k| if (MEM_isLittleEndian()) ------------------ | Branch (339:9): [True: 17.1k, False: 0] ------------------ 340| 17.1k| return MEM_read64(memPtr); 341| 0| else 342| 0| return MEM_swap64(MEM_read64(memPtr)); 343| 17.1k|} fse_decompress.c:MEM_read64: 184| 17.1k|MEM_STATIC U64 MEM_read64(const void* ptr) { return *(const unalign64*)ptr; } huf_decompress.c:MEM_isLittleEndian: 141| 190k|{ 142| 190k|#if defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) 143| 190k| return 1; 144| |#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) 145| | return 0; 146| |#elif defined(__clang__) && __LITTLE_ENDIAN__ 147| | return 1; 148| |#elif defined(__clang__) && __BIG_ENDIAN__ 149| | return 0; 150| |#elif defined(_MSC_VER) && (_M_X64 || _M_IX86) 151| | return 1; 152| |#elif defined(__DMC__) && defined(_M_IX86) 153| | return 1; 154| |#elif defined(__IAR_SYSTEMS_ICC__) && __LITTLE_ENDIAN__ 155| | return 1; 156| |#else 157| | const union { U32 u; BYTE c[4]; } one = { 1 }; /* don't use static : performance detrimental */ 158| | return one.c[0]; 159| |#endif 160| 190k|} huf_decompress.c:MEM_write64: 189| 157k|MEM_STATIC void MEM_write64(void* memPtr, U64 value) { *(unalign64*)memPtr = value; } huf_decompress.c:MEM_readLEST: 354| 74.4k|{ 355| 74.4k| if (MEM_32bits()) ------------------ | Branch (355:9): [True: 0, False: 74.4k] ------------------ 356| 0| return (size_t)MEM_readLE32(memPtr); 357| 74.4k| else 358| 74.4k| return (size_t)MEM_readLE64(memPtr); 359| 74.4k|} huf_decompress.c:MEM_32bits: 137| 75.3k|MEM_STATIC unsigned MEM_32bits(void) { return sizeof(size_t)==4; } huf_decompress.c:MEM_readLE64: 338| 74.4k|{ 339| 74.4k| if (MEM_isLittleEndian()) ------------------ | Branch (339:9): [True: 74.4k, False: 0] ------------------ 340| 74.4k| return MEM_read64(memPtr); 341| 0| else 342| 0| return MEM_swap64(MEM_read64(memPtr)); 343| 74.4k|} huf_decompress.c:MEM_read64: 184| 74.4k|MEM_STATIC U64 MEM_read64(const void* ptr) { return *(const unalign64*)ptr; } huf_decompress.c:MEM_64bits: 138| 174k|MEM_STATIC unsigned MEM_64bits(void) { return sizeof(size_t)==8; } huf_decompress.c:MEM_readLE16: 290| 1.66k|{ 291| 1.66k| if (MEM_isLittleEndian()) ------------------ | Branch (291:9): [True: 1.66k, False: 0] ------------------ 292| 1.66k| return MEM_read16(memPtr); 293| 0| else { 294| 0| const BYTE* p = (const BYTE*)memPtr; 295| 0| return (U16)(p[0] + (p[1]<<8)); 296| 0| } 297| 1.66k|} huf_decompress.c:MEM_read16: 182| 1.66k|MEM_STATIC U16 MEM_read16(const void* ptr) { return *(const unalign16*)ptr; } ZSTD_XXH64_reset: 3561| 652|{ 3562| 652| XXH_ASSERT(statePtr != NULL); ------------------ | | 2430| 652|# define XXH_ASSERT(c) XXH_ASSUME(c) | | ------------------ | | | | 2707| 652|# define XXH_ASSUME(c) __builtin_assume(c) | | ------------------ ------------------ 3563| 652| memset(statePtr, 0, sizeof(*statePtr)); 3564| 652| statePtr->v[0] = seed + XXH_PRIME64_1 + XXH_PRIME64_2; ------------------ | | 3361| 652|#define XXH_PRIME64_1 0x9E3779B185EBCA87ULL /*!< 0b1001111000110111011110011011000110000101111010111100101010000111 */ ------------------ statePtr->v[0] = seed + XXH_PRIME64_1 + XXH_PRIME64_2; ------------------ | | 3362| 652|#define XXH_PRIME64_2 0xC2B2AE3D27D4EB4FULL /*!< 0b1100001010110010101011100011110100100111110101001110101101001111 */ ------------------ 3565| 652| statePtr->v[1] = seed + XXH_PRIME64_2; ------------------ | | 3362| 652|#define XXH_PRIME64_2 0xC2B2AE3D27D4EB4FULL /*!< 0b1100001010110010101011100011110100100111110101001110101101001111 */ ------------------ 3566| 652| statePtr->v[2] = seed + 0; 3567| 652| statePtr->v[3] = seed - XXH_PRIME64_1; ------------------ | | 3361| 652|#define XXH_PRIME64_1 0x9E3779B185EBCA87ULL /*!< 0b1001111000110111011110011011000110000101111010111100101010000111 */ ------------------ 3568| 652| return XXH_OK; 3569| 652|} ZSTD_XXH64_update: 3574| 1.67k|{ 3575| 1.67k| if (input==NULL) { ------------------ | Branch (3575:9): [True: 0, False: 1.67k] ------------------ 3576| 0| XXH_ASSERT(len == 0); ------------------ | | 2430| 0|# define XXH_ASSERT(c) XXH_ASSUME(c) | | ------------------ | | | | 2707| 0|# define XXH_ASSUME(c) __builtin_assume(c) | | ------------------ ------------------ 3577| 0| return XXH_OK; 3578| 0| } 3579| | 3580| 1.67k| { const xxh_u8* p = (const xxh_u8*)input; 3581| 1.67k| const xxh_u8* const bEnd = p + len; 3582| | 3583| 1.67k| state->total_len += len; 3584| | 3585| 1.67k| if (state->memsize + len < 32) { /* fill in tmp buffer */ ------------------ | Branch (3585:13): [True: 1.34k, False: 334] ------------------ 3586| 1.34k| XXH_memcpy(((xxh_u8*)state->mem64) + state->memsize, input, len); 3587| 1.34k| state->memsize += (xxh_u32)len; 3588| 1.34k| return XXH_OK; 3589| 1.34k| } 3590| | 3591| 334| if (state->memsize) { /* tmp buffer is full */ ------------------ | Branch (3591:13): [True: 165, False: 169] ------------------ 3592| 165| XXH_memcpy(((xxh_u8*)state->mem64) + state->memsize, input, 32-state->memsize); 3593| 165| state->v[0] = XXH64_round(state->v[0], XXH_readLE64(state->mem64+0)); 3594| 165| state->v[1] = XXH64_round(state->v[1], XXH_readLE64(state->mem64+1)); 3595| 165| state->v[2] = XXH64_round(state->v[2], XXH_readLE64(state->mem64+2)); 3596| 165| state->v[3] = XXH64_round(state->v[3], XXH_readLE64(state->mem64+3)); 3597| 165| p += 32 - state->memsize; 3598| 165| state->memsize = 0; 3599| 165| } 3600| | 3601| 334| if (p+32 <= bEnd) { ------------------ | Branch (3601:13): [True: 248, False: 86] ------------------ 3602| 248| const xxh_u8* const limit = bEnd - 32; 3603| | 3604| 657k| do { 3605| 657k| state->v[0] = XXH64_round(state->v[0], XXH_readLE64(p)); p+=8; 3606| 657k| state->v[1] = XXH64_round(state->v[1], XXH_readLE64(p)); p+=8; 3607| 657k| state->v[2] = XXH64_round(state->v[2], XXH_readLE64(p)); p+=8; 3608| 657k| state->v[3] = XXH64_round(state->v[3], XXH_readLE64(p)); p+=8; 3609| 657k| } while (p<=limit); ------------------ | Branch (3609:22): [True: 656k, False: 248] ------------------ 3610| | 3611| 248| } 3612| | 3613| 334| if (p < bEnd) { ------------------ | Branch (3613:13): [True: 287, False: 47] ------------------ 3614| 287| XXH_memcpy(state->mem64, p, (size_t)(bEnd-p)); 3615| 287| state->memsize = (unsigned)(bEnd-p); 3616| 287| } 3617| 334| } 3618| | 3619| 0| return XXH_OK; 3620| 1.67k|} ZSTD_XXH64_digest: 3625| 32|{ 3626| 32| xxh_u64 h64; 3627| | 3628| 32| if (state->total_len >= 32) { ------------------ | Branch (3628:9): [True: 29, False: 3] ------------------ 3629| 29| h64 = XXH_rotl64(state->v[0], 1) + XXH_rotl64(state->v[1], 7) + XXH_rotl64(state->v[2], 12) + XXH_rotl64(state->v[3], 18); ------------------ | | 2728| 29|# define XXH_rotl64 __builtin_rotateleft64 ------------------ h64 = XXH_rotl64(state->v[0], 1) + XXH_rotl64(state->v[1], 7) + XXH_rotl64(state->v[2], 12) + XXH_rotl64(state->v[3], 18); ------------------ | | 2728| 29|# define XXH_rotl64 __builtin_rotateleft64 ------------------ h64 = XXH_rotl64(state->v[0], 1) + XXH_rotl64(state->v[1], 7) + XXH_rotl64(state->v[2], 12) + XXH_rotl64(state->v[3], 18); ------------------ | | 2728| 29|# define XXH_rotl64 __builtin_rotateleft64 ------------------ h64 = XXH_rotl64(state->v[0], 1) + XXH_rotl64(state->v[1], 7) + XXH_rotl64(state->v[2], 12) + XXH_rotl64(state->v[3], 18); ------------------ | | 2728| 29|# define XXH_rotl64 __builtin_rotateleft64 ------------------ 3630| 29| h64 = XXH64_mergeRound(h64, state->v[0]); 3631| 29| h64 = XXH64_mergeRound(h64, state->v[1]); 3632| 29| h64 = XXH64_mergeRound(h64, state->v[2]); 3633| 29| h64 = XXH64_mergeRound(h64, state->v[3]); 3634| 29| } else { 3635| 3| h64 = state->v[2] /*seed*/ + XXH_PRIME64_5; ------------------ | | 3365| 3|#define XXH_PRIME64_5 0x27D4EB2F165667C5ULL /*!< 0b0010011111010100111010110010111100010110010101100110011111000101 */ ------------------ 3636| 3| } 3637| | 3638| 32| h64 += (xxh_u64) state->total_len; 3639| | 3640| 32| return XXH64_finalize(h64, (const xxh_u8*)state->mem64, (size_t)state->total_len, XXH_aligned); 3641| 32|} xxhash.c:XXH_readLE32_align: 2813| 10|{ 2814| 10| if (align==XXH_unaligned) { ------------------ | Branch (2814:9): [True: 0, False: 10] ------------------ 2815| 0| return XXH_readLE32(ptr); 2816| 10| } else { 2817| 10| return XXH_CPU_LITTLE_ENDIAN ? *(const xxh_u32*)ptr : XXH_swap32(*(const xxh_u32*)ptr); ------------------ | | 2629| 10|# define XXH_CPU_LITTLE_ENDIAN 1 | | ------------------ | | | Branch (2629:35): [True: 10, Folded] | | ------------------ ------------------ 2818| 10| } 2819| 10|} xxhash.c:XXH_memcpy: 2359| 1.79k|{ 2360| 1.79k| return memcpy(dest,src,size); 2361| 1.79k|} xxhash.c:XXH_readLE64_align: 3343| 33|{ 3344| 33| if (align==XXH_unaligned) ------------------ | Branch (3344:9): [True: 0, False: 33] ------------------ 3345| 0| return XXH_readLE64(ptr); 3346| 33| else 3347| 33| return XXH_CPU_LITTLE_ENDIAN ? *(const xxh_u64*)ptr : XXH_swap64(*(const xxh_u64*)ptr); ------------------ | | 2629| 33|# define XXH_CPU_LITTLE_ENDIAN 1 | | ------------------ | | | Branch (2629:35): [True: 33, Folded] | | ------------------ ------------------ 3348| 33|} xxhash.c:XXH64_round: 3377| 2.62M|{ 3378| 2.62M| acc += input * XXH_PRIME64_2; ------------------ | | 3362| 2.62M|#define XXH_PRIME64_2 0xC2B2AE3D27D4EB4FULL /*!< 0b1100001010110010101011100011110100100111110101001110101101001111 */ ------------------ 3379| 2.62M| acc = XXH_rotl64(acc, 31); ------------------ | | 2728| 2.62M|# define XXH_rotl64 __builtin_rotateleft64 ------------------ 3380| 2.62M| acc *= XXH_PRIME64_1; ------------------ | | 3361| 2.62M|#define XXH_PRIME64_1 0x9E3779B185EBCA87ULL /*!< 0b1001111000110111011110011011000110000101111010111100101010000111 */ ------------------ 3381| |#if (defined(__AVX512F__)) && !defined(XXH_ENABLE_AUTOVECTORIZE) 3382| | /* 3383| | * DISABLE AUTOVECTORIZATION: 3384| | * A compiler fence is used to prevent GCC and Clang from 3385| | * autovectorizing the XXH64 loop (pragmas and attributes don't work for some 3386| | * reason) without globally disabling AVX512. 3387| | * 3388| | * Autovectorization of XXH64 tends to be detrimental, 3389| | * though the exact outcome may change depending on exact cpu and compiler version. 3390| | * For information, it has been reported as detrimental for Skylake-X, 3391| | * but possibly beneficial for Zen4. 3392| | * 3393| | * The default is to disable auto-vectorization, 3394| | * but you can select to enable it instead using `XXH_ENABLE_AUTOVECTORIZE` build variable. 3395| | */ 3396| | XXH_COMPILER_GUARD(acc); 3397| |#endif 3398| 2.62M| return acc; 3399| 2.62M|} xxhash.c:XXH_readLE64: 3331| 2.62M|{ 3332| 2.62M| return XXH_CPU_LITTLE_ENDIAN ? XXH_read64(ptr) : XXH_swap64(XXH_read64(ptr)); ------------------ | | 2629| 2.62M|# define XXH_CPU_LITTLE_ENDIAN 1 | | ------------------ | | | Branch (2629:35): [True: 2.62M, Folded] | | ------------------ ------------------ 3333| 2.62M|} xxhash.c:XXH_read64: 3261| 2.62M|{ 3262| 2.62M| typedef __attribute__((aligned(1))) xxh_u64 xxh_unalign64; 3263| 2.62M| return *((const xxh_unalign64*)ptr); 3264| 2.62M|} xxhash.c:XXH64_mergeRound: 3402| 116|{ 3403| 116| val = XXH64_round(0, val); 3404| 116| acc ^= val; 3405| 116| acc = acc * XXH_PRIME64_1 + XXH_PRIME64_4; ------------------ | | 3361| 116|#define XXH_PRIME64_1 0x9E3779B185EBCA87ULL /*!< 0b1001111000110111011110011011000110000101111010111100101010000111 */ ------------------ acc = acc * XXH_PRIME64_1 + XXH_PRIME64_4; ------------------ | | 3364| 116|#define XXH_PRIME64_4 0x85EBCA77C2B2AE63ULL /*!< 0b1000010111101011110010100111011111000010101100101010111001100011 */ ------------------ 3406| 116| return acc; 3407| 116|} xxhash.c:XXH64_finalize: 3440| 32|{ 3441| 32| if (ptr==NULL) XXH_ASSERT(len == 0); ------------------ | | 2430| 0|# define XXH_ASSERT(c) XXH_ASSUME(c) | | ------------------ | | | | 2707| 0|# define XXH_ASSUME(c) __builtin_assume(c) | | ------------------ ------------------ | Branch (3441:9): [True: 0, False: 32] ------------------ 3442| 32| len &= 31; 3443| 65| while (len >= 8) { ------------------ | Branch (3443:12): [True: 33, False: 32] ------------------ 3444| 33| xxh_u64 const k1 = XXH64_round(0, XXH_get64bits(ptr)); ------------------ | | 3421| 33|#define XXH_get64bits(p) XXH_readLE64_align(p, align) ------------------ 3445| 33| ptr += 8; 3446| 33| hash ^= k1; 3447| 33| hash = XXH_rotl64(hash,27) * XXH_PRIME64_1 + XXH_PRIME64_4; ------------------ | | 2728| 33|# define XXH_rotl64 __builtin_rotateleft64 ------------------ hash = XXH_rotl64(hash,27) * XXH_PRIME64_1 + XXH_PRIME64_4; ------------------ | | 3361| 33|#define XXH_PRIME64_1 0x9E3779B185EBCA87ULL /*!< 0b1001111000110111011110011011000110000101111010111100101010000111 */ ------------------ hash = XXH_rotl64(hash,27) * XXH_PRIME64_1 + XXH_PRIME64_4; ------------------ | | 3364| 33|#define XXH_PRIME64_4 0x85EBCA77C2B2AE63ULL /*!< 0b1000010111101011110010100111011111000010101100101010111001100011 */ ------------------ 3448| 33| len -= 8; 3449| 33| } 3450| 32| if (len >= 4) { ------------------ | Branch (3450:9): [True: 10, False: 22] ------------------ 3451| 10| hash ^= (xxh_u64)(XXH_get32bits(ptr)) * XXH_PRIME64_1; ------------------ | | 2933| 10|#define XXH_get32bits(p) XXH_readLE32_align(p, align) ------------------ hash ^= (xxh_u64)(XXH_get32bits(ptr)) * XXH_PRIME64_1; ------------------ | | 3361| 10|#define XXH_PRIME64_1 0x9E3779B185EBCA87ULL /*!< 0b1001111000110111011110011011000110000101111010111100101010000111 */ ------------------ 3452| 10| ptr += 4; 3453| 10| hash = XXH_rotl64(hash, 23) * XXH_PRIME64_2 + XXH_PRIME64_3; ------------------ | | 2728| 10|# define XXH_rotl64 __builtin_rotateleft64 ------------------ hash = XXH_rotl64(hash, 23) * XXH_PRIME64_2 + XXH_PRIME64_3; ------------------ | | 3362| 10|#define XXH_PRIME64_2 0xC2B2AE3D27D4EB4FULL /*!< 0b1100001010110010101011100011110100100111110101001110101101001111 */ ------------------ hash = XXH_rotl64(hash, 23) * XXH_PRIME64_2 + XXH_PRIME64_3; ------------------ | | 3363| 10|#define XXH_PRIME64_3 0x165667B19E3779F9ULL /*!< 0b0001011001010110011001111011000110011110001101110111100111111001 */ ------------------ 3454| 10| len -= 4; 3455| 10| } 3456| 75| while (len > 0) { ------------------ | Branch (3456:12): [True: 43, False: 32] ------------------ 3457| 43| hash ^= (*ptr++) * XXH_PRIME64_5; ------------------ | | 3365| 43|#define XXH_PRIME64_5 0x27D4EB2F165667C5ULL /*!< 0b0010011111010100111010110010111100010110010101100110011111000101 */ ------------------ 3458| 43| hash = XXH_rotl64(hash, 11) * XXH_PRIME64_1; ------------------ | | 2728| 43|# define XXH_rotl64 __builtin_rotateleft64 ------------------ hash = XXH_rotl64(hash, 11) * XXH_PRIME64_1; ------------------ | | 3361| 43|#define XXH_PRIME64_1 0x9E3779B185EBCA87ULL /*!< 0b1001111000110111011110011011000110000101111010111100101010000111 */ ------------------ 3459| 43| --len; 3460| 43| } 3461| 32| return XXH64_avalanche(hash); 3462| 32|} xxhash.c:XXH64_avalanche: 3411| 32|{ 3412| 32| hash ^= hash >> 33; 3413| 32| hash *= XXH_PRIME64_2; ------------------ | | 3362| 32|#define XXH_PRIME64_2 0xC2B2AE3D27D4EB4FULL /*!< 0b1100001010110010101011100011110100100111110101001110101101001111 */ ------------------ 3414| 32| hash ^= hash >> 29; 3415| 32| hash *= XXH_PRIME64_3; ------------------ | | 3363| 32|#define XXH_PRIME64_3 0x165667B19E3779F9ULL /*!< 0b0001011001010110011001111011000110011110001101110111100111111001 */ ------------------ 3416| 32| hash ^= hash >> 32; 3417| 32| return hash; 3418| 32|} ZSTD_isError: 36| 6.52k|unsigned ZSTD_isError(size_t code) { return ERR_isError(code); } ZSTD_getErrorCode: 44| 3.50k|ZSTD_ErrorCode ZSTD_getErrorCode(size_t code) { return ERR_getErrorCode(code); } zstd_decompress.c:ZSTD_cpuSupportsBmi2: 319| 6.47k|{ 320| 6.47k| ZSTD_cpuid_t cpuid = ZSTD_cpuid(); 321| 6.47k| return ZSTD_cpuid_bmi1(cpuid) && ZSTD_cpuid_bmi2(cpuid); ------------------ | Branch (321:12): [True: 6.47k, False: 0] | Branch (321:38): [True: 6.47k, False: 0] ------------------ 322| 6.47k|} zstd_decompress_block.c:ZSTD_wildcopy: 217| 1.18M|{ 218| 1.18M| ptrdiff_t diff = (BYTE*)dst - (const BYTE*)src; 219| 1.18M| const BYTE* ip = (const BYTE*)src; 220| 1.18M| BYTE* op = (BYTE*)dst; 221| 1.18M| BYTE* const oend = op + length; 222| | 223| 1.18M| if (ovtype == ZSTD_overlap_src_before_dst && diff < WILDCOPY_VECLEN) { ------------------ | | 200| 232k|#define WILDCOPY_VECLEN 16 ------------------ | Branch (223:9): [True: 232k, False: 956k] | Branch (223:50): [True: 232k, False: 193] ------------------ 224| | /* Handle short offset copies. */ 225| 6.07M| do { 226| 6.07M| COPY8(op, ip); ------------------ | | 177| 6.07M|#define COPY8(d,s) do { ZSTD_copy8(d,s); d+=8; s+=8; } while (0) | | ------------------ | | | Branch (177:63): [Folded, False: 6.07M] | | ------------------ ------------------ 227| 6.07M| } while (op < oend); ------------------ | Branch (227:18): [True: 5.84M, False: 232k] ------------------ 228| 956k| } else { 229| 956k| assert(diff >= WILDCOPY_VECLEN || diff <= -WILDCOPY_VECLEN); ------------------ | | 70| 956k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 230| | /* Separate out the first COPY16() call because the copy length is 231| | * almost certain to be short, so the branches have different 232| | * probabilities. Since it is almost certain to be short, only do 233| | * one COPY16() in the first call. Then, do two calls per loop since 234| | * at that point it is more likely to have a high trip count. 235| | */ 236| 956k| ZSTD_copy16(op, ip); 237| 956k| if (16 >= length) return; ------------------ | Branch (237:13): [True: 791k, False: 165k] ------------------ 238| 165k| op += 16; 239| 165k| ip += 16; 240| 3.18M| do { 241| 3.18M| COPY16(op, ip); ------------------ | | 197| 3.18M|#define COPY16(d,s) do { ZSTD_copy16(d,s); d+=16; s+=16; } while (0) | | ------------------ | | | Branch (197:67): [Folded, False: 3.18M] | | ------------------ ------------------ 242| 3.18M| COPY16(op, ip); ------------------ | | 197| 3.18M|#define COPY16(d,s) do { ZSTD_copy16(d,s); d+=16; s+=16; } while (0) | | ------------------ | | | Branch (197:67): [Folded, False: 3.18M] | | ------------------ ------------------ 243| 3.18M| } 244| 3.18M| while (op < oend); ------------------ | Branch (244:16): [True: 3.01M, False: 165k] ------------------ 245| 165k| } 246| 1.18M|} zstd_decompress_block.c:ZSTD_copy8: 170| 6.39M|static void ZSTD_copy8(void* dst, const void* src) { 171| |#if defined(ZSTD_ARCH_ARM_NEON) 172| | vst1_u8((uint8_t*)dst, vld1_u8((const uint8_t*)src)); 173| |#else 174| 6.39M| ZSTD_memcpy(dst, src, 8); ------------------ | | 44| 6.39M|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 175| 6.39M|#endif 176| 6.39M|} zstd_decompress_block.c:ZSTD_copy16: 183| 9.48M|static void ZSTD_copy16(void* dst, const void* src) { 184| |#if defined(ZSTD_ARCH_ARM_NEON) 185| | vst1q_u8((uint8_t*)dst, vld1q_u8((const uint8_t*)src)); 186| |#elif defined(ZSTD_ARCH_X86_SSE2) 187| | _mm_storeu_si128((__m128i*)dst, _mm_loadu_si128((const __m128i*)src)); 188| |#elif defined(__clang__) 189| | ZSTD_memmove(dst, src, 16); 190| |#else 191| | /* ZSTD_memmove is not inlined properly by gcc */ 192| | BYTE copy16_buf[16]; 193| | ZSTD_memcpy(copy16_buf, src, 16); 194| | ZSTD_memcpy(dst, copy16_buf, 16); 195| |#endif 196| 9.48M|} HUF_readDTableX1_wksp: 386| 406|{ 387| 406| U32 tableLog = 0; 388| 406| U32 nbSymbols = 0; 389| 406| size_t iSize; 390| 406| void* const dtPtr = DTable + 1; 391| 406| HUF_DEltX1* const dt = (HUF_DEltX1*)dtPtr; 392| 406| HUF_ReadDTableX1_Workspace* wksp = (HUF_ReadDTableX1_Workspace*)workSpace; 393| | 394| 406| DEBUG_STATIC_ASSERT(HUF_DECOMPRESS_WORKSPACE_SIZE >= sizeof(*wksp)); ------------------ | | 39| 406|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) ------------------ 395| 406| if (sizeof(*wksp) > wkspSize) return ERROR(tableLog_tooLarge); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (395:9): [True: 0, False: 406] ------------------ 396| | 397| 406| DEBUG_STATIC_ASSERT(sizeof(DTableDesc) == sizeof(HUF_DTable)); ------------------ | | 39| 406|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) ------------------ 398| | /* ZSTD_memset(huffWeight, 0, sizeof(huffWeight)); */ /* is not necessary, even though some analyzer complain ... */ 399| | 400| 406| iSize = HUF_readStats_wksp(wksp->huffWeight, HUF_SYMBOLVALUE_MAX + 1, wksp->rankVal, &nbSymbols, &tableLog, src, srcSize, wksp->statsWksp, sizeof(wksp->statsWksp), flags); ------------------ | | 39| 406|#define HUF_SYMBOLVALUE_MAX 255 ------------------ 401| 406| if (HUF_isError(iSize)) return iSize; ------------------ | | 78| 406|#define HUF_isError ERR_isError ------------------ | Branch (401:9): [True: 150, False: 256] ------------------ 402| | 403| | 404| | /* Table header */ 405| 256| { DTableDesc dtd = HUF_getDTableDesc(DTable); 406| 256| U32 const maxTableLog = dtd.maxTableLog + 1; 407| 256| U32 const targetTableLog = MIN(maxTableLog, HUF_DECODER_FAST_TABLELOG); ------------------ | | 54| 256|#define MIN(a,b) ((a)<(b) ? (a) : (b)) | | ------------------ | | | Branch (54:19): [True: 0, False: 256] | | ------------------ ------------------ 408| 256| tableLog = HUF_rescaleStats(wksp->huffWeight, wksp->rankVal, nbSymbols, tableLog, targetTableLog); 409| 256| if (tableLog > (U32)(dtd.maxTableLog+1)) return ERROR(tableLog_tooLarge); /* DTable too small, Huffman tree cannot fit in */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (409:13): [True: 0, False: 256] ------------------ 410| 256| dtd.tableType = 0; 411| 256| dtd.tableLog = (BYTE)tableLog; 412| 256| ZSTD_memcpy(DTable, &dtd, sizeof(dtd)); ------------------ | | 44| 256|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 413| 256| } 414| | 415| | /* Compute symbols and rankStart given rankVal: 416| | * 417| | * rankVal already contains the number of values of each weight. 418| | * 419| | * symbols contains the symbols ordered by weight. First are the rankVal[0] 420| | * weight 0 symbols, followed by the rankVal[1] weight 1 symbols, and so on. 421| | * symbols[0] is filled (but unused) to avoid a branch. 422| | * 423| | * rankStart contains the offset where each rank belongs in the DTable. 424| | * rankStart[0] is not filled because there are no entries in the table for 425| | * weight 0. 426| | */ 427| 0| { int n; 428| 256| U32 nextRankStart = 0; 429| 256| int const unroll = 4; 430| 256| int const nLimit = (int)nbSymbols - unroll + 1; 431| 3.38k| for (n=0; n<(int)tableLog+1; n++) { ------------------ | Branch (431:19): [True: 3.13k, False: 256] ------------------ 432| 3.13k| U32 const curr = nextRankStart; 433| 3.13k| nextRankStart += wksp->rankVal[n]; 434| 3.13k| wksp->rankStart[n] = curr; 435| 3.13k| } 436| 6.88k| for (n=0; n < nLimit; n += unroll) { ------------------ | Branch (436:19): [True: 6.63k, False: 256] ------------------ 437| 6.63k| int u; 438| 33.1k| for (u=0; u < unroll; ++u) { ------------------ | Branch (438:23): [True: 26.5k, False: 6.63k] ------------------ 439| 26.5k| size_t const w = wksp->huffWeight[n+u]; 440| 26.5k| wksp->symbols[wksp->rankStart[w]++] = (BYTE)(n+u); 441| 26.5k| } 442| 6.63k| } 443| 608| for (; n < (int)nbSymbols; ++n) { ------------------ | Branch (443:16): [True: 352, False: 256] ------------------ 444| 352| size_t const w = wksp->huffWeight[n]; 445| 352| wksp->symbols[wksp->rankStart[w]++] = (BYTE)n; 446| 352| } 447| 256| } 448| | 449| | /* fill DTable 450| | * We fill all entries of each weight in order. 451| | * That way length is a constant for each iteration of the outer loop. 452| | * We can switch based on the length to a different inner loop which is 453| | * optimized for that particular case. 454| | */ 455| 256| { U32 w; 456| 256| int symbol = wksp->rankVal[0]; 457| 256| int rankStart = 0; 458| 3.13k| for (w=1; wrankVal[w]; 460| 2.87k| int const length = (1 << w) >> 1; 461| 2.87k| int uStart = rankStart; 462| 2.87k| BYTE const nbBits = (BYTE)(tableLog + 1 - w); 463| 2.87k| int s; 464| 2.87k| int u; 465| 2.87k| switch (length) { 466| 256| case 1: ------------------ | Branch (466:13): [True: 256, False: 2.62k] ------------------ 467| 9.24k| for (s=0; ssymbols[symbol + s]; 470| 8.98k| D.nbBits = nbBits; 471| 8.98k| dt[uStart] = D; 472| 8.98k| uStart += 1; 473| 8.98k| } 474| 256| break; 475| 256| case 2: ------------------ | Branch (475:13): [True: 256, False: 2.62k] ------------------ 476| 3.41k| for (s=0; ssymbols[symbol + s]; 479| 3.15k| D.nbBits = nbBits; 480| 3.15k| dt[uStart+0] = D; 481| 3.15k| dt[uStart+1] = D; 482| 3.15k| uStart += 2; 483| 3.15k| } 484| 256| break; 485| 256| case 4: ------------------ | Branch (485:13): [True: 256, False: 2.62k] ------------------ 486| 1.70k| for (s=0; ssymbols[symbol + s], nbBits); 488| 1.44k| MEM_write64(dt + uStart, D4); 489| 1.44k| uStart += 4; 490| 1.44k| } 491| 256| break; 492| 256| case 8: ------------------ | Branch (492:13): [True: 256, False: 2.62k] ------------------ 493| 1.37k| for (s=0; ssymbols[symbol + s], nbBits); 495| 1.12k| MEM_write64(dt + uStart, D4); 496| 1.12k| MEM_write64(dt + uStart + 4, D4); 497| 1.12k| uStart += 8; 498| 1.12k| } 499| 256| break; 500| 1.85k| default: ------------------ | Branch (500:13): [True: 1.85k, False: 1.02k] ------------------ 501| 6.69k| for (s=0; ssymbols[symbol + s], nbBits); 503| 43.4k| for (u=0; u < length; u += 16) { ------------------ | Branch (503:31): [True: 38.5k, False: 4.83k] ------------------ 504| 38.5k| MEM_write64(dt + uStart + u + 0, D4); 505| 38.5k| MEM_write64(dt + uStart + u + 4, D4); 506| 38.5k| MEM_write64(dt + uStart + u + 8, D4); 507| 38.5k| MEM_write64(dt + uStart + u + 12, D4); 508| 38.5k| } 509| 4.83k| assert(u == length); ------------------ | | 70| 4.83k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 510| 4.83k| uStart += length; 511| 4.83k| } 512| 1.85k| break; 513| 2.87k| } 514| 2.87k| symbol += symbolCount; 515| 2.87k| rankStart += symbolCount * length; 516| 2.87k| } 517| 256| } 518| 256| return iSize; 519| 256|} HUF_readDTableX2_wksp: 1182| 380|{ 1183| 380| U32 tableLog, maxW, nbSymbols; 1184| 380| DTableDesc dtd = HUF_getDTableDesc(DTable); 1185| 380| U32 maxTableLog = dtd.maxTableLog; 1186| 380| size_t iSize; 1187| 380| void* dtPtr = DTable+1; /* force compiler to avoid strict-aliasing */ 1188| 380| HUF_DEltX2* const dt = (HUF_DEltX2*)dtPtr; 1189| 380| U32 *rankStart; 1190| | 1191| 380| HUF_ReadDTableX2_Workspace* const wksp = (HUF_ReadDTableX2_Workspace*)workSpace; 1192| | 1193| 380| if (sizeof(*wksp) > wkspSize) return ERROR(GENERIC); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1193:9): [True: 0, False: 380] ------------------ 1194| | 1195| 380| rankStart = wksp->rankStart0 + 1; 1196| 380| ZSTD_memset(wksp->rankStats, 0, sizeof(wksp->rankStats)); ------------------ | | 46| 380|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) ------------------ 1197| 380| ZSTD_memset(wksp->rankStart0, 0, sizeof(wksp->rankStart0)); ------------------ | | 46| 380|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) ------------------ 1198| | 1199| 380| DEBUG_STATIC_ASSERT(sizeof(HUF_DEltX2) == sizeof(HUF_DTable)); /* if compiler fails here, assertion is wrong */ ------------------ | | 39| 380|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) ------------------ 1200| 380| if (maxTableLog > HUF_TABLELOG_MAX) return ERROR(tableLog_tooLarge); ------------------ | | 37| 380|#define HUF_TABLELOG_MAX 12 /* max runtime value of tableLog (due to static allocation); can be modified up to HUF_TABLELOG_ABSOLUTEMAX */ ------------------ if (maxTableLog > HUF_TABLELOG_MAX) return ERROR(tableLog_tooLarge); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1200:9): [True: 0, False: 380] ------------------ 1201| | /* ZSTD_memset(weightList, 0, sizeof(weightList)); */ /* is not necessary, even though some analyzer complain ... */ 1202| | 1203| 380| iSize = HUF_readStats_wksp(wksp->weightList, HUF_SYMBOLVALUE_MAX + 1, wksp->rankStats, &nbSymbols, &tableLog, src, srcSize, wksp->calleeWksp, sizeof(wksp->calleeWksp), flags); ------------------ | | 39| 380|#define HUF_SYMBOLVALUE_MAX 255 ------------------ 1204| 380| if (HUF_isError(iSize)) return iSize; ------------------ | | 78| 380|#define HUF_isError ERR_isError ------------------ | Branch (1204:9): [True: 55, False: 325] ------------------ 1205| | 1206| | /* check result */ 1207| 325| if (tableLog > maxTableLog) return ERROR(tableLog_tooLarge); /* DTable can't fit code depth */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1207:9): [True: 0, False: 325] ------------------ 1208| 325| if (tableLog <= HUF_DECODER_FAST_TABLELOG && maxTableLog > HUF_DECODER_FAST_TABLELOG) maxTableLog = HUF_DECODER_FAST_TABLELOG; ------------------ | | 31| 650|#define HUF_DECODER_FAST_TABLELOG 11 ------------------ if (tableLog <= HUF_DECODER_FAST_TABLELOG && maxTableLog > HUF_DECODER_FAST_TABLELOG) maxTableLog = HUF_DECODER_FAST_TABLELOG; ------------------ | | 31| 236|#define HUF_DECODER_FAST_TABLELOG 11 ------------------ if (tableLog <= HUF_DECODER_FAST_TABLELOG && maxTableLog > HUF_DECODER_FAST_TABLELOG) maxTableLog = HUF_DECODER_FAST_TABLELOG; ------------------ | | 31| 236|#define HUF_DECODER_FAST_TABLELOG 11 ------------------ | Branch (1208:9): [True: 236, False: 89] | Branch (1208:50): [True: 236, False: 0] ------------------ 1209| | 1210| | /* find maxWeight */ 1211| 618| for (maxW = tableLog; wksp->rankStats[maxW]==0; maxW--) {} /* necessarily finds a solution before 0 */ ------------------ | Branch (1211:27): [True: 293, False: 325] ------------------ 1212| | 1213| | /* Get start index of each weight */ 1214| 325| { U32 w, nextRankStart = 0; 1215| 3.09k| for (w=1; wrankStats[w]; 1218| 2.77k| rankStart[w] = curr; 1219| 2.77k| } 1220| 325| rankStart[0] = nextRankStart; /* put all 0w symbols at the end of sorted list*/ 1221| 325| rankStart[maxW+1] = nextRankStart; 1222| 325| } 1223| | 1224| | /* sort symbols by weight */ 1225| 325| { U32 s; 1226| 49.8k| for (s=0; sweightList[s]; 1228| 49.5k| U32 const r = rankStart[w]++; 1229| 49.5k| wksp->sortedSymbol[r].symbol = (BYTE)s; 1230| 49.5k| } 1231| 325| rankStart[0] = 0; /* forget 0w symbols; this is beginning of weight(1) */ 1232| 325| } 1233| | 1234| | /* Build rankVal */ 1235| 325| { U32* const rankVal0 = wksp->rankVal[0]; 1236| 325| { int const rescale = (maxTableLog-tableLog) - 1; /* tableLog <= maxTableLog */ 1237| 325| U32 nextRankVal = 0; 1238| 325| U32 w; 1239| 3.09k| for (w=1; wrankStats[w] << (w+rescale); 1242| 2.77k| rankVal0[w] = curr; 1243| 2.77k| } } 1244| 325| { U32 const minBits = tableLog+1 - maxW; 1245| 325| U32 consumed; 1246| 3.08k| for (consumed = minBits; consumed < maxTableLog - minBits + 1; consumed++) { ------------------ | Branch (1246:38): [True: 2.75k, False: 325] ------------------ 1247| 2.75k| U32* const rankValPtr = wksp->rankVal[consumed]; 1248| 2.75k| U32 w; 1249| 28.6k| for (w = 1; w < maxW+1; w++) { ------------------ | Branch (1249:29): [True: 25.8k, False: 2.75k] ------------------ 1250| 25.8k| rankValPtr[w] = rankVal0[w] >> consumed; 1251| 25.8k| } } } } 1252| | 1253| 325| HUF_fillDTableX2(dt, maxTableLog, 1254| 325| wksp->sortedSymbol, 1255| 325| wksp->rankStart0, wksp->rankVal, maxW, 1256| 325| tableLog+1); 1257| | 1258| 325| dtd.tableLog = (BYTE)maxTableLog; 1259| 325| dtd.tableType = 1; 1260| 325| ZSTD_memcpy(DTable, &dtd, sizeof(dtd)); ------------------ | | 44| 325|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1261| 325| return iSize; 1262| 325|} HUF_selectDecoder: 1822| 567|{ 1823| 567| assert(dstSize > 0); ------------------ | | 70| 567|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1824| 567| assert(dstSize <= 128*1024); ------------------ | | 70| 567|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1825| |#if defined(HUF_FORCE_DECOMPRESS_X1) 1826| | (void)dstSize; 1827| | (void)cSrcSize; 1828| | return 0; 1829| |#elif defined(HUF_FORCE_DECOMPRESS_X2) 1830| | (void)dstSize; 1831| | (void)cSrcSize; 1832| | return 1; 1833| |#else 1834| | /* decoder timing evaluation */ 1835| 567| { U32 const Q = (cSrcSize >= dstSize) ? 15 : (U32)(cSrcSize * 16 / dstSize); /* Q < 16 */ ------------------ | Branch (1835:23): [True: 28, False: 539] ------------------ 1836| 567| U32 const D256 = (U32)(dstSize >> 8); 1837| 567| U32 const DTime0 = algoTime[Q][0].tableTime + (algoTime[Q][0].decode256Time * D256); 1838| 567| U32 DTime1 = algoTime[Q][1].tableTime + (algoTime[Q][1].decode256Time * D256); 1839| 567| DTime1 += DTime1 >> 5; /* small advantage to algorithm using less memory, to reduce cache eviction */ 1840| 567| return DTime1 < DTime0; 1841| 567| } 1842| 567|#endif 1843| 567|} HUF_decompress1X1_DCtx_wksp: 1895| 66|{ 1896| 66| const BYTE* ip = (const BYTE*) cSrc; 1897| | 1898| 66| size_t const hSize = HUF_readDTableX1_wksp(dctx, cSrc, cSrcSize, workSpace, wkspSize, flags); 1899| 66| if (HUF_isError(hSize)) return hSize; ------------------ | | 78| 66|#define HUF_isError ERR_isError ------------------ | Branch (1899:9): [True: 30, False: 36] ------------------ 1900| 36| if (hSize >= cSrcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1900:9): [True: 1, False: 35] ------------------ 1901| 35| ip += hSize; cSrcSize -= hSize; 1902| | 1903| 35| return HUF_decompress1X1_usingDTable_internal(dst, dstSize, ip, cSrcSize, dctx, flags); 1904| 36|} HUF_decompress4X_hufOnly_wksp: 1925| 577|{ 1926| | /* validation checks */ 1927| 577| if (dstSize == 0) return ERROR(dstSize_tooSmall); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1927:9): [True: 0, False: 577] ------------------ 1928| 577| if (cSrcSize == 0) return ERROR(corruption_detected); ------------------ | | 49| 10|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 10|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 10|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1928:9): [True: 10, False: 567] ------------------ 1929| | 1930| 567| { U32 const algoNb = HUF_selectDecoder(dstSize, cSrcSize); 1931| |#if defined(HUF_FORCE_DECOMPRESS_X1) 1932| | (void)algoNb; 1933| | assert(algoNb == 0); 1934| | return HUF_decompress4X1_DCtx_wksp(dctx, dst, dstSize, cSrc, cSrcSize, workSpace, wkspSize, flags); 1935| |#elif defined(HUF_FORCE_DECOMPRESS_X2) 1936| | (void)algoNb; 1937| | assert(algoNb == 1); 1938| | return HUF_decompress4X2_DCtx_wksp(dctx, dst, dstSize, cSrc, cSrcSize, workSpace, wkspSize, flags); 1939| |#else 1940| 567| return algoNb ? HUF_decompress4X2_DCtx_wksp(dctx, dst, dstSize, cSrc, cSrcSize, workSpace, wkspSize, flags) : ------------------ | Branch (1940:16): [True: 227, False: 340] ------------------ 1941| 567| HUF_decompress4X1_DCtx_wksp(dctx, dst, dstSize, cSrc, cSrcSize, workSpace, wkspSize, flags); 1942| 577|#endif 1943| 577| } 1944| 577|} huf_decompress.c:HUF_getDTableDesc: 144| 1.37k|{ 145| 1.37k| DTableDesc dtd; 146| 1.37k| ZSTD_memcpy(&dtd, table, sizeof(dtd)); ------------------ | | 44| 1.37k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 147| 1.37k| return dtd; 148| 1.37k|} huf_decompress.c:HUF_rescaleStats: 353| 256|{ 354| 256| if (tableLog > targetTableLog) ------------------ | Branch (354:9): [True: 60, False: 196] ------------------ 355| 60| return tableLog; 356| 196| if (tableLog < targetTableLog) { ------------------ | Branch (356:9): [True: 145, False: 51] ------------------ 357| 145| U32 const scale = targetTableLog - tableLog; 358| 145| U32 s; 359| | /* Increase the weight for all non-zero probability symbols by scale. */ 360| 11.0k| for (s = 0; s < nbSymbols; ++s) { ------------------ | Branch (360:21): [True: 10.8k, False: 145] ------------------ 361| 10.8k| huffWeight[s] += (BYTE)((huffWeight[s] == 0) ? 0 : scale); ------------------ | Branch (361:37): [True: 5.16k, False: 5.70k] ------------------ 362| 10.8k| } 363| | /* Update rankVal to reflect the new weights. 364| | * All weights except 0 get moved to weight + scale. 365| | * Weights [1, scale] are empty. 366| | */ 367| 946| for (s = targetTableLog; s > scale; --s) { ------------------ | Branch (367:34): [True: 801, False: 145] ------------------ 368| 801| rankVal[s] = rankVal[s - scale]; 369| 801| } 370| 939| for (s = scale; s > 0; --s) { ------------------ | Branch (370:25): [True: 794, False: 145] ------------------ 371| 794| rankVal[s] = 0; 372| 794| } 373| 145| } 374| 196| return targetTableLog; 375| 256|} huf_decompress.c:HUF_DEltX1_set4: 335| 7.40k|static U64 HUF_DEltX1_set4(BYTE symbol, BYTE nbBits) { 336| 7.40k| U64 D4; 337| 7.40k| if (MEM_isLittleEndian()) { ------------------ | Branch (337:9): [True: 7.40k, False: 0] ------------------ 338| 7.40k| D4 = (U64)((symbol << 8) + nbBits); 339| 7.40k| } else { 340| 0| D4 = (U64)(symbol + (nbBits << 8)); 341| 0| } 342| 7.40k| assert(D4 < (1U << 16)); ------------------ | | 70| 7.40k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 343| 7.40k| D4 *= 0x0001000100010001ULL; 344| 7.40k| return D4; 345| 7.40k|} huf_decompress.c:HUF_fillDTableX2: 1128| 325|{ 1129| 325| U32* const rankVal = rankValOrigin[0]; 1130| 325| const int scaleLog = nbBitsBaseline - targetLog; /* note : targetLog >= srcLog, hence scaleLog <= 1 */ 1131| 325| const U32 minBits = nbBitsBaseline - maxWeight; 1132| 325| int w; 1133| 325| int const wEnd = (int)maxWeight + 1; 1134| | 1135| | /* Fill DTable in order of weight. */ 1136| 3.09k| for (w = 1; w < wEnd; ++w) { ------------------ | Branch (1136:17): [True: 2.77k, False: 325] ------------------ 1137| 2.77k| int const begin = (int)rankStart[w]; 1138| 2.77k| int const end = (int)rankStart[w+1]; 1139| 2.77k| U32 const nbBits = nbBitsBaseline - w; 1140| | 1141| 2.77k| if (targetLog-nbBits >= minBits) { ------------------ | Branch (1141:13): [True: 2.49k, False: 281] ------------------ 1142| | /* Enough room for a second symbol. */ 1143| 2.49k| int start = rankVal[w]; 1144| 2.49k| U32 const length = 1U << ((targetLog - nbBits) & 0x1F /* quiet static-analyzer */); 1145| 2.49k| int minWeight = nbBits + scaleLog; 1146| 2.49k| int s; 1147| 2.49k| if (minWeight < 1) minWeight = 1; ------------------ | Branch (1147:17): [True: 230, False: 2.26k] ------------------ 1148| | /* Fill the DTable for every symbol of weight w. 1149| | * These symbols get at least 1 second symbol. 1150| | */ 1151| 16.5k| for (s = begin; s != end; ++s) { ------------------ | Branch (1151:29): [True: 14.0k, False: 2.49k] ------------------ 1152| 14.0k| HUF_fillDTableX2Level2( 1153| 14.0k| DTable + start, targetLog, nbBits, 1154| 14.0k| rankValOrigin[nbBits], minWeight, wEnd, 1155| 14.0k| sortedList, rankStart, 1156| 14.0k| nbBitsBaseline, sortedList[s].symbol); 1157| 14.0k| start += length; 1158| 14.0k| } 1159| 2.49k| } else { 1160| | /* Only a single symbol. */ 1161| 281| HUF_fillDTableX2ForWeight( 1162| 281| DTable + rankVal[w], 1163| 281| sortedList + begin, sortedList + end, 1164| 281| nbBits, targetLog, 1165| 281| /* baseSeq */ 0, /* level */ 1); 1166| 281| } 1167| 2.77k| } 1168| 325|} huf_decompress.c:HUF_fillDTableX2Level2: 1073| 14.0k|{ 1074| | /* Fill skipped values (all positions up to rankVal[minWeight]). 1075| | * These are positions only get a single symbol because the combined weight 1076| | * is too large. 1077| | */ 1078| 14.0k| if (minWeight>1) { ------------------ | Branch (1078:9): [True: 13.4k, False: 557] ------------------ 1079| 13.4k| U32 const length = 1U << ((targetLog - consumedBits) & 0x1F /* quiet static-analyzer */); 1080| 13.4k| U64 const DEltX2 = HUF_buildDEltX2U64(baseSeq, consumedBits, /* baseSeq */ 0, /* level */ 1); 1081| 13.4k| int const skipSize = rankVal[minWeight]; 1082| 13.4k| assert(length > 1); ------------------ | | 70| 13.4k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1083| 13.4k| assert((U32)skipSize < length); ------------------ | | 70| 13.4k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1084| 13.4k| switch (length) { 1085| 5.24k| case 2: ------------------ | Branch (1085:9): [True: 5.24k, False: 8.23k] ------------------ 1086| 5.24k| assert(skipSize == 1); ------------------ | | 70| 5.24k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1087| 5.24k| ZSTD_memcpy(DTable, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 5.24k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1088| 5.24k| break; 1089| 629| case 4: ------------------ | Branch (1089:9): [True: 629, False: 12.8k] ------------------ 1090| 629| assert(skipSize <= 4); ------------------ | | 70| 629|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1091| 629| ZSTD_memcpy(DTable + 0, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 629|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1092| 629| ZSTD_memcpy(DTable + 2, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 629|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1093| 629| break; 1094| 7.61k| default: ------------------ | Branch (1094:9): [True: 7.61k, False: 5.87k] ------------------ 1095| 7.61k| { 1096| 7.61k| int i; 1097| 21.8k| for (i = 0; i < skipSize; i += 8) { ------------------ | Branch (1097:29): [True: 14.2k, False: 7.61k] ------------------ 1098| 14.2k| ZSTD_memcpy(DTable + i + 0, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 14.2k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1099| 14.2k| ZSTD_memcpy(DTable + i + 2, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 14.2k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1100| 14.2k| ZSTD_memcpy(DTable + i + 4, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 14.2k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1101| 14.2k| ZSTD_memcpy(DTable + i + 6, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 14.2k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1102| 14.2k| } 1103| 7.61k| } 1104| 13.4k| } 1105| 13.4k| } 1106| | 1107| | /* Fill each of the second level symbols by weight. */ 1108| 14.0k| { 1109| 14.0k| int w; 1110| 52.7k| for (w = minWeight; w < maxWeight1; ++w) { ------------------ | Branch (1110:29): [True: 38.7k, False: 14.0k] ------------------ 1111| 38.7k| int const begin = rankStart[w]; 1112| 38.7k| int const end = rankStart[w+1]; 1113| 38.7k| U32 const nbBits = nbBitsBaseline - w; 1114| 38.7k| U32 const totalBits = nbBits + consumedBits; 1115| 38.7k| HUF_fillDTableX2ForWeight( 1116| 38.7k| DTable + rankVal[w], 1117| 38.7k| sortedSymbols + begin, sortedSymbols + end, 1118| 38.7k| totalBits, targetLog, 1119| 38.7k| baseSeq, /* level */ 2); 1120| 38.7k| } 1121| 14.0k| } 1122| 14.0k|} huf_decompress.c:HUF_buildDEltX2U64: 993| 48.9k|{ 994| 48.9k| U32 DElt = HUF_buildDEltX2U32(symbol, nbBits, baseSeq, level); 995| 48.9k| return (U64)DElt + ((U64)DElt << 32); 996| 48.9k|} huf_decompress.c:HUF_buildDEltX2U32: 962| 107k|{ 963| 107k| U32 seq; 964| 107k| DEBUG_STATIC_ASSERT(offsetof(HUF_DEltX2, sequence) == 0); ------------------ | | 39| 107k|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) ------------------ 965| 107k| DEBUG_STATIC_ASSERT(offsetof(HUF_DEltX2, nbBits) == 2); ------------------ | | 39| 107k|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) ------------------ 966| 107k| DEBUG_STATIC_ASSERT(offsetof(HUF_DEltX2, length) == 3); ------------------ | | 39| 107k|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) ------------------ 967| 107k| DEBUG_STATIC_ASSERT(sizeof(HUF_DEltX2) == sizeof(U32)); ------------------ | | 39| 107k|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) ------------------ 968| 107k| if (MEM_isLittleEndian()) { ------------------ | Branch (968:9): [True: 107k, False: 0] ------------------ 969| 107k| seq = level == 1 ? symbol : (baseSeq + (symbol << 8)); ------------------ | Branch (969:15): [True: 33.0k, False: 74.0k] ------------------ 970| 107k| return seq + (nbBits << 16) + ((U32)level << 24); 971| 107k| } else { 972| 0| seq = level == 1 ? (symbol << 8) : ((baseSeq << 8) + symbol); ------------------ | Branch (972:15): [True: 0, False: 0] ------------------ 973| 0| return (seq << 16) + (nbBits << 8) + (U32)level; 974| 0| } 975| 107k|} huf_decompress.c:HUF_fillDTableX2ForWeight: 1015| 38.9k|{ 1016| 38.9k| U32 const length = 1U << ((tableLog - nbBits) & 0x1F /* quiet static-analyzer */); 1017| 38.9k| const sortedSymbol_t* ptr; 1018| 38.9k| assert(level >= 1 && level <= 2); ------------------ | | 70| 38.9k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1019| 38.9k| switch (length) { 1020| 13.7k| case 1: ------------------ | Branch (1020:5): [True: 13.7k, False: 25.2k] ------------------ 1021| 56.3k| for (ptr = begin; ptr != end; ++ptr) { ------------------ | Branch (1021:27): [True: 42.5k, False: 13.7k] ------------------ 1022| 42.5k| HUF_DEltX2 const DElt = HUF_buildDEltX2(ptr->symbol, nbBits, baseSeq, level); 1023| 42.5k| *DTableRank++ = DElt; 1024| 42.5k| } 1025| 13.7k| break; 1026| 7.70k| case 2: ------------------ | Branch (1026:5): [True: 7.70k, False: 31.2k] ------------------ 1027| 23.2k| for (ptr = begin; ptr != end; ++ptr) { ------------------ | Branch (1027:27): [True: 15.5k, False: 7.70k] ------------------ 1028| 15.5k| HUF_DEltX2 const DElt = HUF_buildDEltX2(ptr->symbol, nbBits, baseSeq, level); 1029| 15.5k| DTableRank[0] = DElt; 1030| 15.5k| DTableRank[1] = DElt; 1031| 15.5k| DTableRank += 2; 1032| 15.5k| } 1033| 7.70k| break; 1034| 6.68k| case 4: ------------------ | Branch (1034:5): [True: 6.68k, False: 32.2k] ------------------ 1035| 23.9k| for (ptr = begin; ptr != end; ++ptr) { ------------------ | Branch (1035:27): [True: 17.2k, False: 6.68k] ------------------ 1036| 17.2k| U64 const DEltX2 = HUF_buildDEltX2U64(ptr->symbol, nbBits, baseSeq, level); 1037| 17.2k| ZSTD_memcpy(DTableRank + 0, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 17.2k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1038| 17.2k| ZSTD_memcpy(DTableRank + 2, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 17.2k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1039| 17.2k| DTableRank += 4; 1040| 17.2k| } 1041| 6.68k| break; 1042| 5.21k| case 8: ------------------ | Branch (1042:5): [True: 5.21k, False: 33.7k] ------------------ 1043| 15.6k| for (ptr = begin; ptr != end; ++ptr) { ------------------ | Branch (1043:27): [True: 10.4k, False: 5.21k] ------------------ 1044| 10.4k| U64 const DEltX2 = HUF_buildDEltX2U64(ptr->symbol, nbBits, baseSeq, level); 1045| 10.4k| ZSTD_memcpy(DTableRank + 0, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 10.4k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1046| 10.4k| ZSTD_memcpy(DTableRank + 2, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 10.4k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1047| 10.4k| ZSTD_memcpy(DTableRank + 4, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 10.4k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1048| 10.4k| ZSTD_memcpy(DTableRank + 6, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 10.4k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1049| 10.4k| DTableRank += 8; 1050| 10.4k| } 1051| 5.21k| break; 1052| 5.59k| default: ------------------ | Branch (1052:5): [True: 5.59k, False: 33.3k] ------------------ 1053| 13.3k| for (ptr = begin; ptr != end; ++ptr) { ------------------ | Branch (1053:27): [True: 7.74k, False: 5.59k] ------------------ 1054| 7.74k| U64 const DEltX2 = HUF_buildDEltX2U64(ptr->symbol, nbBits, baseSeq, level); 1055| 7.74k| HUF_DEltX2* const DTableRankEnd = DTableRank + length; 1056| 73.0k| for (; DTableRank != DTableRankEnd; DTableRank += 8) { ------------------ | Branch (1056:20): [True: 65.3k, False: 7.74k] ------------------ 1057| 65.3k| ZSTD_memcpy(DTableRank + 0, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 65.3k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1058| 65.3k| ZSTD_memcpy(DTableRank + 2, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 65.3k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1059| 65.3k| ZSTD_memcpy(DTableRank + 4, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 65.3k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1060| 65.3k| ZSTD_memcpy(DTableRank + 6, &DEltX2, sizeof(DEltX2)); ------------------ | | 44| 65.3k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1061| 65.3k| } 1062| 7.74k| } 1063| 5.59k| break; 1064| 38.9k| } 1065| 38.9k|} huf_decompress.c:HUF_buildDEltX2: 981| 58.0k|{ 982| 58.0k| HUF_DEltX2 DElt; 983| 58.0k| U32 const val = HUF_buildDEltX2U32(symbol, nbBits, baseSeq, level); 984| 58.0k| DEBUG_STATIC_ASSERT(sizeof(DElt) == sizeof(val)); ------------------ | | 39| 58.0k|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) ------------------ 985| 58.0k| ZSTD_memcpy(&DElt, &val, sizeof(val)); ------------------ | | 44| 58.0k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 986| 58.0k| return DElt; 987| 58.0k|} huf_decompress.c:HUF_decodeStreamX2: 1310| 666|{ 1311| 666| BYTE* const pStart = p; 1312| | 1313| | /* up to 8 symbols at a time */ 1314| 666| if ((size_t)(pEnd - p) >= sizeof(bitDPtr->bitContainer)) { ------------------ | Branch (1314:9): [True: 624, False: 42] ------------------ 1315| 624| if (dtLog <= 11 && MEM_64bits()) { ------------------ | Branch (1315:13): [True: 362, False: 262] | Branch (1315:28): [True: 362, False: 0] ------------------ 1316| | /* up to 10 symbols at a time */ 1317| 13.7k| while ((BIT_reloadDStream(bitDPtr) == BIT_DStream_unfinished) & (p < pEnd-9)) { ------------------ | Branch (1317:20): [True: 13.4k, False: 362] ------------------ 1318| 13.4k| HUF_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 1293| 13.4k| do { ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (1293:74): [Folded, False: 13.4k] | | ------------------ ------------------ 1319| 13.4k| HUF_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 1293| 13.4k| do { ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (1293:74): [Folded, False: 13.4k] | | ------------------ ------------------ 1320| 13.4k| HUF_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 1293| 13.4k| do { ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (1293:74): [Folded, False: 13.4k] | | ------------------ ------------------ 1321| 13.4k| HUF_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 1293| 13.4k| do { ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (1293:74): [Folded, False: 13.4k] | | ------------------ ------------------ 1322| 13.4k| HUF_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 1293| 13.4k| do { ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (1293:74): [Folded, False: 13.4k] | | ------------------ ------------------ 1323| 13.4k| } 1324| 362| } else { 1325| | /* up to 8 symbols at a time */ 1326| 5.78k| while ((BIT_reloadDStream(bitDPtr) == BIT_DStream_unfinished) & (p < pEnd-(sizeof(bitDPtr->bitContainer)-1))) { ------------------ | Branch (1326:20): [True: 5.52k, False: 262] ------------------ 1327| 5.52k| HUF_DECODE_SYMBOLX2_2(p, bitDPtr); ------------------ | | 1302| 5.52k| do { \ | | 1303| 5.52k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1303:13): [True: 5.52k, False: 0] | | ------------------ | | 1304| 5.52k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1305| 5.52k| } while (0) | | ------------------ | | | Branch (1305:14): [Folded, False: 5.52k] | | ------------------ ------------------ 1328| 5.52k| HUF_DECODE_SYMBOLX2_1(p, bitDPtr); ------------------ | | 1296| 5.52k| do { \ | | 1297| 5.52k| if (MEM_64bits() || (HUF_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 37| 0|#define HUF_TABLELOG_MAX 12 /* max runtime value of tableLog (due to static allocation); can be modified up to HUF_TABLELOG_ABSOLUTEMAX */ | | ------------------ | | | Branch (1297:13): [True: 5.52k, False: 0] | | | Branch (1297:29): [True: 0, Folded] | | ------------------ | | 1298| 5.52k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1299| 5.52k| } while (0) | | ------------------ | | | Branch (1299:14): [Folded, False: 5.52k] | | ------------------ ------------------ 1329| 5.52k| HUF_DECODE_SYMBOLX2_2(p, bitDPtr); ------------------ | | 1302| 5.52k| do { \ | | 1303| 5.52k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1303:13): [True: 5.52k, False: 0] | | ------------------ | | 1304| 5.52k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1305| 5.52k| } while (0) | | ------------------ | | | Branch (1305:14): [Folded, False: 5.52k] | | ------------------ ------------------ 1330| 5.52k| HUF_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 1293| 5.52k| do { ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (1293:74): [Folded, False: 5.52k] | | ------------------ ------------------ 1331| 5.52k| } 1332| 262| } 1333| 624| } else { 1334| 42| BIT_reloadDStream(bitDPtr); 1335| 42| } 1336| | 1337| | /* closer to end : up to 2 symbols at a time */ 1338| 666| if ((size_t)(pEnd - p) >= 2) { ------------------ | Branch (1338:9): [True: 628, False: 38] ------------------ 1339| 1.27k| while ((BIT_reloadDStream(bitDPtr) == BIT_DStream_unfinished) & (p <= pEnd-2)) ------------------ | Branch (1339:16): [True: 642, False: 628] ------------------ 1340| 642| HUF_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 1293| 642| do { ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (1293:74): [Folded, False: 642] | | ------------------ ------------------ 1341| | 1342| 148k| while (p <= pEnd-2) ------------------ | Branch (1342:16): [True: 147k, False: 628] ------------------ 1343| 147k| HUF_DECODE_SYMBOLX2_0(p, bitDPtr); /* no need to reload : reached the end of DStream */ ------------------ | | 1293| 147k| do { ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (1293:74): [Folded, False: 147k] | | ------------------ ------------------ 1344| 628| } 1345| | 1346| 666| if (p < pEnd) ------------------ | Branch (1346:9): [True: 424, False: 242] ------------------ 1347| 424| p += HUF_decodeLastSymbolX2(p, bitDPtr, dt, dtLog); 1348| | 1349| 666| return p-pStart; 1350| 666|} huf_decompress.c:HUF_decodeSymbolX2: 1267| 287k|{ 1268| 287k| size_t const val = BIT_lookBitsFast(DStream, dtLog); /* note : dtLog >= 1 */ 1269| 287k| ZSTD_memcpy(op, &dt[val].sequence, 2); ------------------ | | 44| 287k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1270| 287k| BIT_skipBits(DStream, dt[val].nbBits); 1271| 287k| return dt[val].length; 1272| 287k|} huf_decompress.c:HUF_decodeLastSymbolX2: 1276| 424|{ 1277| 424| size_t const val = BIT_lookBitsFast(DStream, dtLog); /* note : dtLog >= 1 */ 1278| 424| ZSTD_memcpy(op, &dt[val].sequence, 1); ------------------ | | 44| 424|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1279| 424| if (dt[val].length==1) { ------------------ | Branch (1279:9): [True: 195, False: 229] ------------------ 1280| 195| BIT_skipBits(DStream, dt[val].nbBits); 1281| 229| } else { 1282| 229| if (DStream->bitsConsumed < (sizeof(DStream->bitContainer)*8)) { ------------------ | Branch (1282:13): [True: 131, False: 98] ------------------ 1283| 131| BIT_skipBits(DStream, dt[val].nbBits); 1284| 131| if (DStream->bitsConsumed > (sizeof(DStream->bitContainer)*8)) ------------------ | Branch (1284:17): [True: 4, False: 127] ------------------ 1285| | /* ugly hack; works only because it's the last symbol. Note : can't easily extract nbBits from just this symbol */ 1286| 4| DStream->bitsConsumed = (sizeof(DStream->bitContainer)*8); 1287| 131| } 1288| 229| } 1289| 424| return 1; 1290| 424|} huf_decompress.c:HUF_decompress1X1_usingDTable_internal: 118| 35| { \ 119| 35| if (flags & HUF_flags_bmi2) { \ ------------------ | Branch (119:13): [True: 35, False: 0] ------------------ 120| 35| return fn##_bmi2(dst, dstSize, cSrc, cSrcSize, DTable); \ 121| 35| } \ 122| 35| return fn##_default(dst, dstSize, cSrc, cSrcSize, DTable); \ 123| 35| } huf_decompress.c:HUF_decompress1X1_usingDTable_internal_bmi2: 112| 35| { \ 113| 35| return fn##_body(dst, dstSize, cSrc, cSrcSize, DTable); \ 114| 35| } \ huf_decompress.c:HUF_decompress1X1_usingDTable_internal_body: 579| 35|{ 580| 35| BYTE* op = (BYTE*)dst; 581| 35| BYTE* const oend = ZSTD_maybeNullPtrAdd(op, dstSize); 582| 35| const void* dtPtr = DTable + 1; 583| 35| const HUF_DEltX1* const dt = (const HUF_DEltX1*)dtPtr; 584| 35| BIT_DStream_t bitD; 585| 35| DTableDesc const dtd = HUF_getDTableDesc(DTable); 586| 35| U32 const dtLog = dtd.tableLog; 587| | 588| 35| CHECK_F( BIT_initDStream(&bitD, cSrc, cSrcSize) ); ------------------ | | 63| 35|#define CHECK_F(f) do { CHECK_V_F(_var_err__, f); } while (0) | | ------------------ | | | | 58| 35| size_t const e = f; \ | | | | 59| 35| do { \ | | | | 60| 35| if (ERR_isError(e)) \ | | | | ------------------ | | | | | Branch (60:13): [True: 2, False: 33] | | | | ------------------ | | | | 61| 35| return e; \ | | | | 62| 35| } while (0) | | | | ------------------ | | | | | Branch (62:14): [Folded, False: 33] | | | | ------------------ | | ------------------ | | | Branch (63:62): [Folded, False: 33] | | ------------------ ------------------ 589| | 590| 33| HUF_decodeStreamX1(op, &bitD, oend, dt, dtLog); 591| | 592| 33| if (!BIT_endOfDStream(&bitD)) return ERROR(corruption_detected); ------------------ | | 49| 32|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 32|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 32|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (592:9): [True: 32, False: 1] ------------------ 593| | 594| 1| return dstSize; 595| 33|} huf_decompress.c:HUF_decodeStreamX1: 547| 505|{ 548| 505| BYTE* const pStart = p; 549| | 550| | /* up to 4 symbols at a time */ 551| 505| if ((pEnd - p) > 3) { ------------------ | Branch (551:9): [True: 425, False: 80] ------------------ 552| 28.4k| while ((BIT_reloadDStream(bitDPtr) == BIT_DStream_unfinished) & (p < pEnd-3)) { ------------------ | Branch (552:16): [True: 28.0k, False: 425] ------------------ 553| 28.0k| HUF_DECODE_SYMBOLX1_2(p, bitDPtr); ------------------ | | 540| 28.0k| do { \ | | 541| 28.0k| if (MEM_64bits()) \ | | ------------------ | | | Branch (541:13): [True: 28.0k, False: 0] | | ------------------ | | 542| 28.0k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 28.0k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 28.0k] | | | | ------------------ | | ------------------ | | 543| 28.0k| } while (0) | | ------------------ | | | Branch (543:14): [Folded, False: 28.0k] | | ------------------ ------------------ 554| 28.0k| HUF_DECODE_SYMBOLX1_1(p, bitDPtr); ------------------ | | 534| 28.0k| do { \ | | 535| 28.0k| if (MEM_64bits() || (HUF_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 37| 0|#define HUF_TABLELOG_MAX 12 /* max runtime value of tableLog (due to static allocation); can be modified up to HUF_TABLELOG_ABSOLUTEMAX */ | | ------------------ | | | Branch (535:13): [True: 28.0k, False: 0] | | | Branch (535:29): [True: 0, Folded] | | ------------------ | | 536| 28.0k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 28.0k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 28.0k] | | | | ------------------ | | ------------------ | | 537| 28.0k| } while (0) | | ------------------ | | | Branch (537:14): [Folded, False: 28.0k] | | ------------------ ------------------ 555| 28.0k| HUF_DECODE_SYMBOLX1_2(p, bitDPtr); ------------------ | | 540| 28.0k| do { \ | | 541| 28.0k| if (MEM_64bits()) \ | | ------------------ | | | Branch (541:13): [True: 28.0k, False: 0] | | ------------------ | | 542| 28.0k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 28.0k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 28.0k] | | | | ------------------ | | ------------------ | | 543| 28.0k| } while (0) | | ------------------ | | | Branch (543:14): [Folded, False: 28.0k] | | ------------------ ------------------ 556| 28.0k| HUF_DECODE_SYMBOLX1_0(p, bitDPtr); ------------------ | | 531| 28.0k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (531:71): [Folded, False: 28.0k] | | ------------------ ------------------ 557| 28.0k| } 558| 425| } else { 559| 80| BIT_reloadDStream(bitDPtr); 560| 80| } 561| | 562| | /* [0-3] symbols remaining */ 563| 505| if (MEM_32bits()) ------------------ | Branch (563:9): [True: 0, False: 505] ------------------ 564| 0| while ((BIT_reloadDStream(bitDPtr) == BIT_DStream_unfinished) & (p < pEnd)) ------------------ | Branch (564:16): [True: 0, False: 0] ------------------ 565| 0| HUF_DECODE_SYMBOLX1_0(p, bitDPtr); ------------------ | | 531| 0| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (531:71): [Folded, False: 0] | | ------------------ ------------------ 566| | 567| | /* no more data to retrieve from bitstream, no need to reload */ 568| 536k| while (p < pEnd) ------------------ | Branch (568:12): [True: 535k, False: 505] ------------------ 569| 535k| HUF_DECODE_SYMBOLX1_0(p, bitDPtr); ------------------ | | 531| 535k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (531:71): [Folded, False: 535k] | | ------------------ ------------------ 570| | 571| 505| return (size_t)(pEnd-pStart); 572| 505|} huf_decompress.c:HUF_decodeSymbolX1: 523| 696k|{ 524| 696k| size_t const val = BIT_lookBitsFast(Dstream, dtLog); /* note : dtLog >= 1 */ 525| 696k| BYTE const c = dt[val].byte; 526| 696k| BIT_skipBits(Dstream, dt[val].nbBits); 527| 696k| return c; 528| 696k|} huf_decompress.c:HUF_decompress4X2_usingDTable_internal: 1721| 209|{ 1722| 209| HUF_DecompressUsingDTableFn fallbackFn = HUF_decompress4X2_usingDTable_internal_default; 1723| 209| HUF_DecompressFastLoopFn loopFn = HUF_decompress4X2_usingDTable_internal_fast_c_loop; 1724| | 1725| 209|#if DYNAMIC_BMI2 1726| 209| if (flags & HUF_flags_bmi2) { ------------------ | Branch (1726:9): [True: 209, False: 0] ------------------ 1727| 209| fallbackFn = HUF_decompress4X2_usingDTable_internal_bmi2; 1728| 209|# if ZSTD_ENABLE_ASM_X86_64_BMI2 1729| 209| if (!(flags & HUF_flags_disableAsm)) { ------------------ | Branch (1729:13): [True: 209, False: 0] ------------------ 1730| 209| loopFn = HUF_decompress4X2_usingDTable_internal_fast_asm_loop; 1731| 209| } 1732| 209|# endif 1733| 209| } else { 1734| 0| return fallbackFn(dst, dstSize, cSrc, cSrcSize, DTable); 1735| 0| } 1736| 209|#endif 1737| | 1738| |#if ZSTD_ENABLE_ASM_X86_64_BMI2 && defined(__BMI2__) 1739| | if (!(flags & HUF_flags_disableAsm)) { 1740| | loopFn = HUF_decompress4X2_usingDTable_internal_fast_asm_loop; 1741| | } 1742| |#endif 1743| | 1744| 209| if (HUF_ENABLE_FAST_DECODE && !(flags & HUF_flags_disableFast)) { ------------------ | | 40| 418|# define HUF_ENABLE_FAST_DECODE 1 | | ------------------ | | | Branch (40:33): [True: 209, Folded] | | ------------------ ------------------ | Branch (1744:35): [True: 209, False: 0] ------------------ 1745| 209| size_t const ret = HUF_decompress4X2_usingDTable_internal_fast(dst, dstSize, cSrc, cSrcSize, DTable, loopFn); 1746| 209| if (ret != 0) ------------------ | Branch (1746:13): [True: 64, False: 145] ------------------ 1747| 64| return ret; 1748| 209| } 1749| 145| return fallbackFn(dst, dstSize, cSrc, cSrcSize, DTable); 1750| 209|} huf_decompress.c:HUF_decompress4X2_usingDTable_internal_body: 1388| 145|{ 1389| 145| if (cSrcSize < 10) return ERROR(corruption_detected); /* strict minimum : jump table + 1 byte per stream */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1389:9): [True: 0, False: 145] ------------------ 1390| 145| if (dstSize < 6) return ERROR(corruption_detected); /* stream 4-split doesn't work */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1390:9): [True: 0, False: 145] ------------------ 1391| | 1392| 145| { const BYTE* const istart = (const BYTE*) cSrc; 1393| 145| BYTE* const ostart = (BYTE*) dst; 1394| 145| BYTE* const oend = ostart + dstSize; 1395| 145| BYTE* const olimit = oend - (sizeof(size_t)-1); 1396| 145| const void* const dtPtr = DTable+1; 1397| 145| const HUF_DEltX2* const dt = (const HUF_DEltX2*)dtPtr; 1398| | 1399| | /* Init */ 1400| 145| BIT_DStream_t bitD1; 1401| 145| BIT_DStream_t bitD2; 1402| 145| BIT_DStream_t bitD3; 1403| 145| BIT_DStream_t bitD4; 1404| 145| size_t const length1 = MEM_readLE16(istart); 1405| 145| size_t const length2 = MEM_readLE16(istart+2); 1406| 145| size_t const length3 = MEM_readLE16(istart+4); 1407| 145| size_t const length4 = cSrcSize - (length1 + length2 + length3 + 6); 1408| 145| const BYTE* const istart1 = istart + 6; /* jumpTable */ 1409| 145| const BYTE* const istart2 = istart1 + length1; 1410| 145| const BYTE* const istart3 = istart2 + length2; 1411| 145| const BYTE* const istart4 = istart3 + length3; 1412| 145| size_t const segmentSize = (dstSize+3) / 4; 1413| 145| BYTE* const opStart2 = ostart + segmentSize; 1414| 145| BYTE* const opStart3 = opStart2 + segmentSize; 1415| 145| BYTE* const opStart4 = opStart3 + segmentSize; 1416| 145| BYTE* op1 = ostart; 1417| 145| BYTE* op2 = opStart2; 1418| 145| BYTE* op3 = opStart3; 1419| 145| BYTE* op4 = opStart4; 1420| 145| U32 endSignal = 1; 1421| 145| DTableDesc const dtd = HUF_getDTableDesc(DTable); 1422| 145| U32 const dtLog = dtd.tableLog; 1423| | 1424| 145| if (length4 > cSrcSize) return ERROR(corruption_detected); /* overflow */ ------------------ | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1424:13): [True: 3, False: 142] ------------------ 1425| 142| if (opStart4 > oend) return ERROR(corruption_detected); /* overflow */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1425:13): [True: 0, False: 142] ------------------ 1426| 142| assert(dstSize >= 6 /* validated above */); ------------------ | | 70| 142|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1427| 142| CHECK_F( BIT_initDStream(&bitD1, istart1, length1) ); ------------------ | | 63| 142|#define CHECK_F(f) do { CHECK_V_F(_var_err__, f); } while (0) | | ------------------ | | | | 58| 142| size_t const e = f; \ | | | | 59| 142| do { \ | | | | 60| 142| if (ERR_isError(e)) \ | | | | ------------------ | | | | | Branch (60:13): [True: 5, False: 137] | | | | ------------------ | | | | 61| 142| return e; \ | | | | 62| 142| } while (0) | | | | ------------------ | | | | | Branch (62:14): [Folded, False: 137] | | | | ------------------ | | ------------------ | | | Branch (63:62): [Folded, False: 137] | | ------------------ ------------------ 1428| 137| CHECK_F( BIT_initDStream(&bitD2, istart2, length2) ); ------------------ | | 63| 137|#define CHECK_F(f) do { CHECK_V_F(_var_err__, f); } while (0) | | ------------------ | | | | 58| 137| size_t const e = f; \ | | | | 59| 137| do { \ | | | | 60| 137| if (ERR_isError(e)) \ | | | | ------------------ | | | | | Branch (60:13): [True: 4, False: 133] | | | | ------------------ | | | | 61| 137| return e; \ | | | | 62| 137| } while (0) | | | | ------------------ | | | | | Branch (62:14): [Folded, False: 133] | | | | ------------------ | | ------------------ | | | Branch (63:62): [Folded, False: 133] | | ------------------ ------------------ 1429| 133| CHECK_F( BIT_initDStream(&bitD3, istart3, length3) ); ------------------ | | 63| 133|#define CHECK_F(f) do { CHECK_V_F(_var_err__, f); } while (0) | | ------------------ | | | | 58| 133| size_t const e = f; \ | | | | 59| 133| do { \ | | | | 60| 133| if (ERR_isError(e)) \ | | | | ------------------ | | | | | Branch (60:13): [True: 4, False: 129] | | | | ------------------ | | | | 61| 133| return e; \ | | | | 62| 133| } while (0) | | | | ------------------ | | | | | Branch (62:14): [Folded, False: 129] | | | | ------------------ | | ------------------ | | | Branch (63:62): [Folded, False: 129] | | ------------------ ------------------ 1430| 129| CHECK_F( BIT_initDStream(&bitD4, istart4, length4) ); ------------------ | | 63| 129|#define CHECK_F(f) do { CHECK_V_F(_var_err__, f); } while (0) | | ------------------ | | | | 58| 129| size_t const e = f; \ | | | | 59| 129| do { \ | | | | 60| 129| if (ERR_isError(e)) \ | | | | ------------------ | | | | | Branch (60:13): [True: 2, False: 127] | | | | ------------------ | | | | 61| 129| return e; \ | | | | 62| 129| } while (0) | | | | ------------------ | | | | | Branch (62:14): [Folded, False: 127] | | | | ------------------ | | ------------------ | | | Branch (63:62): [Folded, False: 127] | | ------------------ ------------------ 1431| | 1432| | /* 16-32 symbols per loop (4-8 symbols per stream) */ 1433| 127| if ((size_t)(oend - op4) >= sizeof(size_t)) { ------------------ | Branch (1433:13): [True: 127, False: 0] ------------------ 1434| 3.26k| for ( ; (endSignal) & (op4 < olimit); ) { ------------------ | Branch (1434:21): [True: 3.14k, False: 127] ------------------ 1435| 3.14k|#if defined(__clang__) && (defined(__x86_64__) || defined(__i386__)) 1436| 3.14k| HUF_DECODE_SYMBOLX2_2(op1, &bitD1); ------------------ | | 1302| 3.14k| do { \ | | 1303| 3.14k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1303:13): [True: 3.14k, False: 0] | | ------------------ | | 1304| 3.14k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1305| 3.14k| } while (0) | | ------------------ | | | Branch (1305:14): [Folded, False: 3.14k] | | ------------------ ------------------ 1437| 3.14k| HUF_DECODE_SYMBOLX2_1(op1, &bitD1); ------------------ | | 1296| 3.14k| do { \ | | 1297| 3.14k| if (MEM_64bits() || (HUF_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 37| 0|#define HUF_TABLELOG_MAX 12 /* max runtime value of tableLog (due to static allocation); can be modified up to HUF_TABLELOG_ABSOLUTEMAX */ | | ------------------ | | | Branch (1297:13): [True: 3.14k, False: 0] | | | Branch (1297:29): [True: 0, Folded] | | ------------------ | | 1298| 3.14k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1299| 3.14k| } while (0) | | ------------------ | | | Branch (1299:14): [Folded, False: 3.14k] | | ------------------ ------------------ 1438| 3.14k| HUF_DECODE_SYMBOLX2_2(op1, &bitD1); ------------------ | | 1302| 3.14k| do { \ | | 1303| 3.14k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1303:13): [True: 3.14k, False: 0] | | ------------------ | | 1304| 3.14k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1305| 3.14k| } while (0) | | ------------------ | | | Branch (1305:14): [Folded, False: 3.14k] | | ------------------ ------------------ 1439| 3.14k| HUF_DECODE_SYMBOLX2_0(op1, &bitD1); ------------------ | | 1293| 3.14k| do { ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (1293:74): [Folded, False: 3.14k] | | ------------------ ------------------ 1440| 3.14k| HUF_DECODE_SYMBOLX2_2(op2, &bitD2); ------------------ | | 1302| 3.14k| do { \ | | 1303| 3.14k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1303:13): [True: 3.14k, False: 0] | | ------------------ | | 1304| 3.14k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1305| 3.14k| } while (0) | | ------------------ | | | Branch (1305:14): [Folded, False: 3.14k] | | ------------------ ------------------ 1441| 3.14k| HUF_DECODE_SYMBOLX2_1(op2, &bitD2); ------------------ | | 1296| 3.14k| do { \ | | 1297| 3.14k| if (MEM_64bits() || (HUF_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 37| 0|#define HUF_TABLELOG_MAX 12 /* max runtime value of tableLog (due to static allocation); can be modified up to HUF_TABLELOG_ABSOLUTEMAX */ | | ------------------ | | | Branch (1297:13): [True: 3.14k, False: 0] | | | Branch (1297:29): [True: 0, Folded] | | ------------------ | | 1298| 3.14k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1299| 3.14k| } while (0) | | ------------------ | | | Branch (1299:14): [Folded, False: 3.14k] | | ------------------ ------------------ 1442| 3.14k| HUF_DECODE_SYMBOLX2_2(op2, &bitD2); ------------------ | | 1302| 3.14k| do { \ | | 1303| 3.14k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1303:13): [True: 3.14k, False: 0] | | ------------------ | | 1304| 3.14k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1305| 3.14k| } while (0) | | ------------------ | | | Branch (1305:14): [Folded, False: 3.14k] | | ------------------ ------------------ 1443| 3.14k| HUF_DECODE_SYMBOLX2_0(op2, &bitD2); ------------------ | | 1293| 3.14k| do { ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (1293:74): [Folded, False: 3.14k] | | ------------------ ------------------ 1444| 3.14k| endSignal &= BIT_reloadDStreamFast(&bitD1) == BIT_DStream_unfinished; 1445| 3.14k| endSignal &= BIT_reloadDStreamFast(&bitD2) == BIT_DStream_unfinished; 1446| 3.14k| HUF_DECODE_SYMBOLX2_2(op3, &bitD3); ------------------ | | 1302| 3.14k| do { \ | | 1303| 3.14k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1303:13): [True: 3.14k, False: 0] | | ------------------ | | 1304| 3.14k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1305| 3.14k| } while (0) | | ------------------ | | | Branch (1305:14): [Folded, False: 3.14k] | | ------------------ ------------------ 1447| 3.14k| HUF_DECODE_SYMBOLX2_1(op3, &bitD3); ------------------ | | 1296| 3.14k| do { \ | | 1297| 3.14k| if (MEM_64bits() || (HUF_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 37| 0|#define HUF_TABLELOG_MAX 12 /* max runtime value of tableLog (due to static allocation); can be modified up to HUF_TABLELOG_ABSOLUTEMAX */ | | ------------------ | | | Branch (1297:13): [True: 3.14k, False: 0] | | | Branch (1297:29): [True: 0, Folded] | | ------------------ | | 1298| 3.14k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1299| 3.14k| } while (0) | | ------------------ | | | Branch (1299:14): [Folded, False: 3.14k] | | ------------------ ------------------ 1448| 3.14k| HUF_DECODE_SYMBOLX2_2(op3, &bitD3); ------------------ | | 1302| 3.14k| do { \ | | 1303| 3.14k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1303:13): [True: 3.14k, False: 0] | | ------------------ | | 1304| 3.14k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1305| 3.14k| } while (0) | | ------------------ | | | Branch (1305:14): [Folded, False: 3.14k] | | ------------------ ------------------ 1449| 3.14k| HUF_DECODE_SYMBOLX2_0(op3, &bitD3); ------------------ | | 1293| 3.14k| do { ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (1293:74): [Folded, False: 3.14k] | | ------------------ ------------------ 1450| 3.14k| HUF_DECODE_SYMBOLX2_2(op4, &bitD4); ------------------ | | 1302| 3.14k| do { \ | | 1303| 3.14k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1303:13): [True: 3.14k, False: 0] | | ------------------ | | 1304| 3.14k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1305| 3.14k| } while (0) | | ------------------ | | | Branch (1305:14): [Folded, False: 3.14k] | | ------------------ ------------------ 1451| 3.14k| HUF_DECODE_SYMBOLX2_1(op4, &bitD4); ------------------ | | 1296| 3.14k| do { \ | | 1297| 3.14k| if (MEM_64bits() || (HUF_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 37| 0|#define HUF_TABLELOG_MAX 12 /* max runtime value of tableLog (due to static allocation); can be modified up to HUF_TABLELOG_ABSOLUTEMAX */ | | ------------------ | | | Branch (1297:13): [True: 3.14k, False: 0] | | | Branch (1297:29): [True: 0, Folded] | | ------------------ | | 1298| 3.14k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1299| 3.14k| } while (0) | | ------------------ | | | Branch (1299:14): [Folded, False: 3.14k] | | ------------------ ------------------ 1452| 3.14k| HUF_DECODE_SYMBOLX2_2(op4, &bitD4); ------------------ | | 1302| 3.14k| do { \ | | 1303| 3.14k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1303:13): [True: 3.14k, False: 0] | | ------------------ | | 1304| 3.14k| ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); \ | | 1305| 3.14k| } while (0) | | ------------------ | | | Branch (1305:14): [Folded, False: 3.14k] | | ------------------ ------------------ 1453| 3.14k| HUF_DECODE_SYMBOLX2_0(op4, &bitD4); ------------------ | | 1293| 3.14k| do { ptr += HUF_decodeSymbolX2(ptr, DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (1293:74): [Folded, False: 3.14k] | | ------------------ ------------------ 1454| 3.14k| endSignal &= BIT_reloadDStreamFast(&bitD3) == BIT_DStream_unfinished; 1455| 3.14k| endSignal &= BIT_reloadDStreamFast(&bitD4) == BIT_DStream_unfinished; 1456| |#else 1457| | HUF_DECODE_SYMBOLX2_2(op1, &bitD1); 1458| | HUF_DECODE_SYMBOLX2_2(op2, &bitD2); 1459| | HUF_DECODE_SYMBOLX2_2(op3, &bitD3); 1460| | HUF_DECODE_SYMBOLX2_2(op4, &bitD4); 1461| | HUF_DECODE_SYMBOLX2_1(op1, &bitD1); 1462| | HUF_DECODE_SYMBOLX2_1(op2, &bitD2); 1463| | HUF_DECODE_SYMBOLX2_1(op3, &bitD3); 1464| | HUF_DECODE_SYMBOLX2_1(op4, &bitD4); 1465| | HUF_DECODE_SYMBOLX2_2(op1, &bitD1); 1466| | HUF_DECODE_SYMBOLX2_2(op2, &bitD2); 1467| | HUF_DECODE_SYMBOLX2_2(op3, &bitD3); 1468| | HUF_DECODE_SYMBOLX2_2(op4, &bitD4); 1469| | HUF_DECODE_SYMBOLX2_0(op1, &bitD1); 1470| | HUF_DECODE_SYMBOLX2_0(op2, &bitD2); 1471| | HUF_DECODE_SYMBOLX2_0(op3, &bitD3); 1472| | HUF_DECODE_SYMBOLX2_0(op4, &bitD4); 1473| | endSignal = (U32)LIKELY((U32) 1474| | (BIT_reloadDStreamFast(&bitD1) == BIT_DStream_unfinished) 1475| | & (BIT_reloadDStreamFast(&bitD2) == BIT_DStream_unfinished) 1476| | & (BIT_reloadDStreamFast(&bitD3) == BIT_DStream_unfinished) 1477| | & (BIT_reloadDStreamFast(&bitD4) == BIT_DStream_unfinished)); 1478| |#endif 1479| 3.14k| } 1480| 127| } 1481| | 1482| | /* check corruption */ 1483| 127| if (op1 > opStart2) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1483:13): [True: 1, False: 126] ------------------ 1484| 126| if (op2 > opStart3) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1484:13): [True: 1, False: 125] ------------------ 1485| 125| if (op3 > opStart4) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1485:13): [True: 1, False: 124] ------------------ 1486| | /* note : op4 already verified within main loop */ 1487| | 1488| | /* finish bitStreams one by one */ 1489| 124| HUF_decodeStreamX2(op1, &bitD1, opStart2, dt, dtLog); 1490| 124| HUF_decodeStreamX2(op2, &bitD2, opStart3, dt, dtLog); 1491| 124| HUF_decodeStreamX2(op3, &bitD3, opStart4, dt, dtLog); 1492| 124| HUF_decodeStreamX2(op4, &bitD4, oend, dt, dtLog); 1493| | 1494| | /* check */ 1495| 124| { U32 const endCheck = BIT_endOfDStream(&bitD1) & BIT_endOfDStream(&bitD2) & BIT_endOfDStream(&bitD3) & BIT_endOfDStream(&bitD4); 1496| 124| if (!endCheck) return ERROR(corruption_detected); } ------------------ | | 49| 124|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 124|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 124|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1496:15): [True: 124, False: 0] ------------------ 1497| | 1498| | /* decoded size */ 1499| 0| return dstSize; 1500| 124| } 1501| 124|} huf_decompress.c:HUF_decompress4X2_usingDTable_internal_bmi2: 1506| 145| size_t cSrcSize, HUF_DTable const* DTable) { 1507| 145| return HUF_decompress4X2_usingDTable_internal_body(dst, dstSize, cSrc, cSrcSize, DTable); 1508| 145|} huf_decompress.c:HUF_decompress4X2_usingDTable_internal_fast: 1671| 209| HUF_DecompressFastLoopFn loopFn) { 1672| 209| void const* dt = DTable + 1; 1673| 209| const BYTE* const ilowest = (const BYTE*)cSrc; 1674| 209| BYTE* const oend = ZSTD_maybeNullPtrAdd((BYTE*)dst, dstSize); 1675| 209| HUF_DecompressFastArgs args; 1676| 209| { 1677| 209| size_t const ret = HUF_DecompressFastArgs_init(&args, dst, dstSize, cSrc, cSrcSize, DTable); 1678| 209| FORWARD_IF_ERROR(ret, "Failed to init asm args"); ------------------ | | 146| 209| do { \ | | 147| 209| size_t const err_code = (err); \ | | 148| 209| if (ERR_isError(err_code)) { \ | | ------------------ | | | Branch (148:13): [True: 11, False: 198] | | ------------------ | | 149| 11| RAWLOG(3, "%s:%d: ERROR!: forwarding error in %s: %s", \ | | ------------------ | | | | 103| 11|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 11] | | | | ------------------ | | ------------------ | | 150| 11| __FILE__, __LINE__, ERR_QUOTE(err), ERR_getErrorName(err_code)); \ | | 151| 11| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 11| do { \ | | | | 99| 11| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 11] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 11| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 11] | | | | ------------------ | | ------------------ | | 152| 11| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 11|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 11] | | | | ------------------ | | ------------------ | | 153| 11| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 11|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 11] | | | | ------------------ | | ------------------ | | 154| 11| return err_code; \ | | 155| 11| } \ | | 156| 209| } while(0) | | ------------------ | | | Branch (156:13): [Folded, False: 198] | | ------------------ ------------------ 1679| 198| if (ret == 0) ------------------ | Branch (1679:13): [True: 145, False: 53] ------------------ 1680| 145| return 0; 1681| 198| } 1682| | 1683| 53| assert(args.ip[0] >= args.ilowest); ------------------ | | 70| 53|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1684| 53| loopFn(&args); 1685| | 1686| | /* note : op4 already verified within main loop */ 1687| 53| assert(args.ip[0] >= ilowest); ------------------ | | 70| 53|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1688| 53| assert(args.ip[1] >= ilowest); ------------------ | | 70| 53|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1689| 53| assert(args.ip[2] >= ilowest); ------------------ | | 70| 53|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1690| 53| assert(args.ip[3] >= ilowest); ------------------ | | 70| 53|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1691| 53| assert(args.op[3] <= oend); ------------------ | | 70| 53|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1692| | 1693| 53| assert(ilowest == args.ilowest); ------------------ | | 70| 53|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1694| 53| assert(ilowest + 6 == args.iend[0]); ------------------ | | 70| 53|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1695| 53| (void)ilowest; 1696| | 1697| | /* finish bitStreams one by one */ 1698| 53| { 1699| 53| size_t const segmentSize = (dstSize+3) / 4; 1700| 53| BYTE* segmentEnd = (BYTE*)dst; 1701| 53| int i; 1702| 223| for (i = 0; i < 4; ++i) { ------------------ | Branch (1702:21): [True: 192, False: 31] ------------------ 1703| 192| BIT_DStream_t bit; 1704| 192| if (segmentSize <= (size_t)(oend - segmentEnd)) ------------------ | Branch (1704:17): [True: 163, False: 29] ------------------ 1705| 163| segmentEnd += segmentSize; 1706| 29| else 1707| 29| segmentEnd = oend; 1708| 192| FORWARD_IF_ERROR(HUF_initRemainingDStream(&bit, &args, i, segmentEnd), "corruption"); ------------------ | | 146| 192| do { \ | | 147| 192| size_t const err_code = (err); \ | | 148| 192| if (ERR_isError(err_code)) { \ | | ------------------ | | | Branch (148:13): [True: 22, False: 170] | | ------------------ | | 149| 22| RAWLOG(3, "%s:%d: ERROR!: forwarding error in %s: %s", \ | | ------------------ | | | | 103| 22|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 22] | | | | ------------------ | | ------------------ | | 150| 22| __FILE__, __LINE__, ERR_QUOTE(err), ERR_getErrorName(err_code)); \ | | 151| 22| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 22| do { \ | | | | 99| 22| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 22] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 22| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 22] | | | | ------------------ | | ------------------ | | 152| 22| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 22|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 22] | | | | ------------------ | | ------------------ | | 153| 22| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 22|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 22] | | | | ------------------ | | ------------------ | | 154| 22| return err_code; \ | | 155| 22| } \ | | 156| 192| } while(0) | | ------------------ | | | Branch (156:13): [Folded, False: 170] | | ------------------ ------------------ 1709| 170| args.op[i] += HUF_decodeStreamX2(args.op[i], &bit, segmentEnd, (HUF_DEltX2 const*)dt, HUF_DECODER_FAST_TABLELOG); ------------------ | | 31| 170|#define HUF_DECODER_FAST_TABLELOG 11 ------------------ 1710| 170| if (args.op[i] != segmentEnd) ------------------ | Branch (1710:17): [True: 0, False: 170] ------------------ 1711| 0| return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 1712| 170| } 1713| 53| } 1714| | 1715| | /* decoded size */ 1716| 31| return dstSize; 1717| 53|} huf_decompress.c:HUF_DecompressFastArgs_init: 192| 427|{ 193| 427| void const* dt = DTable + 1; 194| 427| U32 const dtLog = HUF_getDTableDesc(DTable).tableLog; 195| | 196| 427| const BYTE* const istart = (const BYTE*)src; 197| | 198| 427| BYTE* const oend = ZSTD_maybeNullPtrAdd((BYTE*)dst, dstSize); 199| | 200| | /* The fast decoding loop assumes 64-bit little-endian. 201| | * This condition is false on x32. 202| | */ 203| 427| if (!MEM_isLittleEndian() || MEM_32bits()) ------------------ | Branch (203:9): [True: 0, False: 427] | Branch (203:34): [True: 0, False: 427] ------------------ 204| 0| return 0; 205| | 206| | /* Avoid nullptr addition */ 207| 427| if (dstSize == 0) ------------------ | Branch (207:9): [True: 0, False: 427] ------------------ 208| 0| return 0; 209| 427| assert(dst != NULL); ------------------ | | 70| 427|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 210| | 211| | /* strict minimum : jump table + 1 byte per stream */ 212| 427| if (srcSize < 10) ------------------ | Branch (212:9): [True: 4, False: 423] ------------------ 213| 4| return ERROR(corruption_detected); ------------------ | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 214| | 215| | /* Must have at least 8 bytes per stream because we don't handle initializing smaller bit containers. 216| | * If table log is not correct at this point, fallback to the old decoder. 217| | * On small inputs we don't have enough data to trigger the fast loop, so use the old decoder. 218| | */ 219| 423| if (dtLog != HUF_DECODER_FAST_TABLELOG) ------------------ | | 31| 423|#define HUF_DECODER_FAST_TABLELOG 11 ------------------ | Branch (219:9): [True: 145, False: 278] ------------------ 220| 145| return 0; 221| | 222| | /* Read the jump table. */ 223| 278| { 224| 278| size_t const length1 = MEM_readLE16(istart); 225| 278| size_t const length2 = MEM_readLE16(istart+2); 226| 278| size_t const length3 = MEM_readLE16(istart+4); 227| 278| size_t const length4 = srcSize - (length1 + length2 + length3 + 6); 228| 278| args->iend[0] = istart + 6; /* jumpTable */ 229| 278| args->iend[1] = args->iend[0] + length1; 230| 278| args->iend[2] = args->iend[1] + length2; 231| 278| args->iend[3] = args->iend[2] + length3; 232| | 233| | /* HUF_initFastDStream() requires this, and this small of an input 234| | * won't benefit from the ASM loop anyways. 235| | */ 236| 278| if (length1 < 8 || length2 < 8 || length3 < 8 || length4 < 8) ------------------ | Branch (236:13): [True: 48, False: 230] | Branch (236:28): [True: 37, False: 193] | Branch (236:43): [True: 40, False: 153] | Branch (236:58): [True: 5, False: 148] ------------------ 237| 130| return 0; 238| 148| if (length4 > srcSize) return ERROR(corruption_detected); /* overflow */ ------------------ | | 49| 48|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 48|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 48|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (238:13): [True: 48, False: 100] ------------------ 239| 148| } 240| | /* ip[] contains the position that is currently loaded into bits[]. */ 241| 100| args->ip[0] = args->iend[1] - sizeof(U64); 242| 100| args->ip[1] = args->iend[2] - sizeof(U64); 243| 100| args->ip[2] = args->iend[3] - sizeof(U64); 244| 100| args->ip[3] = (BYTE const*)src + srcSize - sizeof(U64); 245| | 246| | /* op[] contains the output pointers. */ 247| 100| args->op[0] = (BYTE*)dst; 248| 100| args->op[1] = args->op[0] + (dstSize+3)/4; 249| 100| args->op[2] = args->op[1] + (dstSize+3)/4; 250| 100| args->op[3] = args->op[2] + (dstSize+3)/4; 251| | 252| | /* No point to call the ASM loop for tiny outputs. */ 253| 100| if (args->op[3] >= oend) ------------------ | Branch (253:9): [True: 1, False: 99] ------------------ 254| 1| return 0; 255| | 256| | /* bits[] is the bit container. 257| | * It is read from the MSB down to the LSB. 258| | * It is shifted left as it is read, and zeros are 259| | * shifted in. After the lowest valid bit a 1 is 260| | * set, so that CountTrailingZeros(bits[]) can be used 261| | * to count how many bits we've consumed. 262| | */ 263| 99| args->bits[0] = HUF_initFastDStream(args->ip[0]); 264| 99| args->bits[1] = HUF_initFastDStream(args->ip[1]); 265| 99| args->bits[2] = HUF_initFastDStream(args->ip[2]); 266| 99| args->bits[3] = HUF_initFastDStream(args->ip[3]); 267| | 268| | /* The decoders must be sure to never read beyond ilowest. 269| | * This is lower than iend[0], but allowing decoders to read 270| | * down to ilowest can allow an extra iteration or two in the 271| | * fast loop. 272| | */ 273| 99| args->ilowest = istart; 274| | 275| 99| args->oend = oend; 276| 99| args->dt = dt; 277| | 278| 99| return 1; 279| 100|} huf_decompress.c:HUF_initFastDStream: 150| 396|static size_t HUF_initFastDStream(BYTE const* ip) { 151| 396| BYTE const lastByte = ip[7]; 152| 396| size_t const bitsConsumed = lastByte ? 8 - ZSTD_highbit32(lastByte) : 0; ------------------ | Branch (152:33): [True: 351, False: 45] ------------------ 153| 396| size_t const value = MEM_readLEST(ip) | 1; 154| 396| assert(bitsConsumed <= 8); ------------------ | | 70| 396|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 155| 396| assert(sizeof(size_t) == 8); ------------------ | | 70| 396|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 156| 396| return value << bitsConsumed; 157| 396|} huf_decompress.c:HUF_initRemainingDStream: 282| 358|{ 283| | /* Validate that we haven't overwritten. */ 284| 358| if (args->op[stream] > segmentEnd) ------------------ | Branch (284:9): [True: 0, False: 358] ------------------ 285| 0| return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 286| | /* Validate that we haven't read beyond iend[]. 287| | * Note that ip[] may be < iend[] because the MSB is 288| | * the next bit to read, and we may have consumed 100% 289| | * of the stream, so down to iend[i] - 8 is valid. 290| | */ 291| 358| if (args->ip[stream] < args->iend[stream] - 8) ------------------ | Branch (291:9): [True: 40, False: 318] ------------------ 292| 40| return ERROR(corruption_detected); ------------------ | | 49| 40|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 40|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 40|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 293| | 294| | /* Construct the BIT_DStream_t. */ 295| 318| assert(sizeof(size_t) == 8); ------------------ | | 70| 318|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 296| 318| bit->bitContainer = MEM_readLEST(args->ip[stream]); 297| 318| bit->bitsConsumed = ZSTD_countTrailingZeros64(args->bits[stream]); 298| 318| bit->start = (const char*)args->ilowest; 299| 318| bit->limitPtr = bit->start + sizeof(size_t); 300| 318| bit->ptr = (const char*)args->ip[stream]; 301| | 302| 318| return 0; 303| 358|} huf_decompress.c:HUF_decompress4X1_usingDTable_internal: 899| 218|{ 900| 218| HUF_DecompressUsingDTableFn fallbackFn = HUF_decompress4X1_usingDTable_internal_default; 901| 218| HUF_DecompressFastLoopFn loopFn = HUF_decompress4X1_usingDTable_internal_fast_c_loop; 902| | 903| 218|#if DYNAMIC_BMI2 904| 218| if (flags & HUF_flags_bmi2) { ------------------ | Branch (904:9): [True: 218, False: 0] ------------------ 905| 218| fallbackFn = HUF_decompress4X1_usingDTable_internal_bmi2; 906| 218|# if ZSTD_ENABLE_ASM_X86_64_BMI2 907| 218| if (!(flags & HUF_flags_disableAsm)) { ------------------ | Branch (907:13): [True: 218, False: 0] ------------------ 908| 218| loopFn = HUF_decompress4X1_usingDTable_internal_fast_asm_loop; 909| 218| } 910| 218|# endif 911| 218| } else { 912| 0| return fallbackFn(dst, dstSize, cSrc, cSrcSize, DTable); 913| 0| } 914| 218|#endif 915| | 916| |#if ZSTD_ENABLE_ASM_X86_64_BMI2 && defined(__BMI2__) 917| | if (!(flags & HUF_flags_disableAsm)) { 918| | loopFn = HUF_decompress4X1_usingDTable_internal_fast_asm_loop; 919| | } 920| |#endif 921| | 922| 218| if (HUF_ENABLE_FAST_DECODE && !(flags & HUF_flags_disableFast)) { ------------------ | | 40| 436|# define HUF_ENABLE_FAST_DECODE 1 | | ------------------ | | | Branch (40:33): [True: 218, Folded] | | ------------------ ------------------ | Branch (922:35): [True: 218, False: 0] ------------------ 923| 218| size_t const ret = HUF_decompress4X1_usingDTable_internal_fast(dst, dstSize, cSrc, cSrcSize, DTable, loopFn); 924| 218| if (ret != 0) ------------------ | Branch (924:13): [True: 87, False: 131] ------------------ 925| 87| return ret; 926| 218| } 927| 131| return fallbackFn(dst, dstSize, cSrc, cSrcSize, DTable); 928| 218|} huf_decompress.c:HUF_decompress4X1_usingDTable_internal_body: 606| 131|{ 607| | /* Check */ 608| 131| if (cSrcSize < 10) return ERROR(corruption_detected); /* strict minimum : jump table + 1 byte per stream */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (608:9): [True: 0, False: 131] ------------------ 609| 131| if (dstSize < 6) return ERROR(corruption_detected); /* stream 4-split doesn't work */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (609:9): [True: 0, False: 131] ------------------ 610| | 611| 131| { const BYTE* const istart = (const BYTE*) cSrc; 612| 131| BYTE* const ostart = (BYTE*) dst; 613| 131| BYTE* const oend = ostart + dstSize; 614| 131| BYTE* const olimit = oend - 3; 615| 131| const void* const dtPtr = DTable + 1; 616| 131| const HUF_DEltX1* const dt = (const HUF_DEltX1*)dtPtr; 617| | 618| | /* Init */ 619| 131| BIT_DStream_t bitD1; 620| 131| BIT_DStream_t bitD2; 621| 131| BIT_DStream_t bitD3; 622| 131| BIT_DStream_t bitD4; 623| 131| size_t const length1 = MEM_readLE16(istart); 624| 131| size_t const length2 = MEM_readLE16(istart+2); 625| 131| size_t const length3 = MEM_readLE16(istart+4); 626| 131| size_t const length4 = cSrcSize - (length1 + length2 + length3 + 6); 627| 131| const BYTE* const istart1 = istart + 6; /* jumpTable */ 628| 131| const BYTE* const istart2 = istart1 + length1; 629| 131| const BYTE* const istart3 = istart2 + length2; 630| 131| const BYTE* const istart4 = istart3 + length3; 631| 131| const size_t segmentSize = (dstSize+3) / 4; 632| 131| BYTE* const opStart2 = ostart + segmentSize; 633| 131| BYTE* const opStart3 = opStart2 + segmentSize; 634| 131| BYTE* const opStart4 = opStart3 + segmentSize; 635| 131| BYTE* op1 = ostart; 636| 131| BYTE* op2 = opStart2; 637| 131| BYTE* op3 = opStart3; 638| 131| BYTE* op4 = opStart4; 639| 131| DTableDesc const dtd = HUF_getDTableDesc(DTable); 640| 131| U32 const dtLog = dtd.tableLog; 641| 131| U32 endSignal = 1; 642| | 643| 131| if (length4 > cSrcSize) return ERROR(corruption_detected); /* overflow */ ------------------ | | 49| 35|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 35|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 35|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (643:13): [True: 35, False: 96] ------------------ 644| 96| if (opStart4 > oend) return ERROR(corruption_detected); /* overflow */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (644:13): [True: 0, False: 96] ------------------ 645| 96| assert(dstSize >= 6); /* validated above */ ------------------ | | 70| 96|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 646| 96| CHECK_F( BIT_initDStream(&bitD1, istart1, length1) ); ------------------ | | 63| 96|#define CHECK_F(f) do { CHECK_V_F(_var_err__, f); } while (0) | | ------------------ | | | | 58| 96| size_t const e = f; \ | | | | 59| 96| do { \ | | | | 60| 96| if (ERR_isError(e)) \ | | | | ------------------ | | | | | Branch (60:13): [True: 3, False: 93] | | | | ------------------ | | | | 61| 96| return e; \ | | | | 62| 96| } while (0) | | | | ------------------ | | | | | Branch (62:14): [Folded, False: 93] | | | | ------------------ | | ------------------ | | | Branch (63:62): [Folded, False: 93] | | ------------------ ------------------ 647| 93| CHECK_F( BIT_initDStream(&bitD2, istart2, length2) ); ------------------ | | 63| 93|#define CHECK_F(f) do { CHECK_V_F(_var_err__, f); } while (0) | | ------------------ | | | | 58| 93| size_t const e = f; \ | | | | 59| 93| do { \ | | | | 60| 93| if (ERR_isError(e)) \ | | | | ------------------ | | | | | Branch (60:13): [True: 6, False: 87] | | | | ------------------ | | | | 61| 93| return e; \ | | | | 62| 93| } while (0) | | | | ------------------ | | | | | Branch (62:14): [Folded, False: 87] | | | | ------------------ | | ------------------ | | | Branch (63:62): [Folded, False: 87] | | ------------------ ------------------ 648| 87| CHECK_F( BIT_initDStream(&bitD3, istart3, length3) ); ------------------ | | 63| 87|#define CHECK_F(f) do { CHECK_V_F(_var_err__, f); } while (0) | | ------------------ | | | | 58| 87| size_t const e = f; \ | | | | 59| 87| do { \ | | | | 60| 87| if (ERR_isError(e)) \ | | | | ------------------ | | | | | Branch (60:13): [True: 3, False: 84] | | | | ------------------ | | | | 61| 87| return e; \ | | | | 62| 87| } while (0) | | | | ------------------ | | | | | Branch (62:14): [Folded, False: 84] | | | | ------------------ | | ------------------ | | | Branch (63:62): [Folded, False: 84] | | ------------------ ------------------ 649| 84| CHECK_F( BIT_initDStream(&bitD4, istart4, length4) ); ------------------ | | 63| 84|#define CHECK_F(f) do { CHECK_V_F(_var_err__, f); } while (0) | | ------------------ | | | | 58| 84| size_t const e = f; \ | | | | 59| 84| do { \ | | | | 60| 84| if (ERR_isError(e)) \ | | | | ------------------ | | | | | Branch (60:13): [True: 3, False: 81] | | | | ------------------ | | | | 61| 84| return e; \ | | | | 62| 84| } while (0) | | | | ------------------ | | | | | Branch (62:14): [Folded, False: 81] | | | | ------------------ | | ------------------ | | | Branch (63:62): [Folded, False: 81] | | ------------------ ------------------ 650| | 651| | /* up to 16 symbols per loop (4 symbols per stream) in 64-bit mode */ 652| 81| if ((size_t)(oend - op4) >= sizeof(size_t)) { ------------------ | Branch (652:13): [True: 76, False: 5] ------------------ 653| 3.08k| for ( ; (endSignal) & (op4 < olimit) ; ) { ------------------ | Branch (653:21): [True: 3.01k, False: 76] ------------------ 654| 3.01k| HUF_DECODE_SYMBOLX1_2(op1, &bitD1); ------------------ | | 540| 3.01k| do { \ | | 541| 3.01k| if (MEM_64bits()) \ | | ------------------ | | | Branch (541:13): [True: 3.01k, False: 0] | | ------------------ | | 542| 3.01k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 3.01k] | | | | ------------------ | | ------------------ | | 543| 3.01k| } while (0) | | ------------------ | | | Branch (543:14): [Folded, False: 3.01k] | | ------------------ ------------------ 655| 3.01k| HUF_DECODE_SYMBOLX1_2(op2, &bitD2); ------------------ | | 540| 3.01k| do { \ | | 541| 3.01k| if (MEM_64bits()) \ | | ------------------ | | | Branch (541:13): [True: 3.01k, False: 0] | | ------------------ | | 542| 3.01k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 3.01k] | | | | ------------------ | | ------------------ | | 543| 3.01k| } while (0) | | ------------------ | | | Branch (543:14): [Folded, False: 3.01k] | | ------------------ ------------------ 656| 3.01k| HUF_DECODE_SYMBOLX1_2(op3, &bitD3); ------------------ | | 540| 3.01k| do { \ | | 541| 3.01k| if (MEM_64bits()) \ | | ------------------ | | | Branch (541:13): [True: 3.01k, False: 0] | | ------------------ | | 542| 3.01k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 3.01k] | | | | ------------------ | | ------------------ | | 543| 3.01k| } while (0) | | ------------------ | | | Branch (543:14): [Folded, False: 3.01k] | | ------------------ ------------------ 657| 3.01k| HUF_DECODE_SYMBOLX1_2(op4, &bitD4); ------------------ | | 540| 3.01k| do { \ | | 541| 3.01k| if (MEM_64bits()) \ | | ------------------ | | | Branch (541:13): [True: 3.01k, False: 0] | | ------------------ | | 542| 3.01k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 3.01k] | | | | ------------------ | | ------------------ | | 543| 3.01k| } while (0) | | ------------------ | | | Branch (543:14): [Folded, False: 3.01k] | | ------------------ ------------------ 658| 3.01k| HUF_DECODE_SYMBOLX1_1(op1, &bitD1); ------------------ | | 534| 3.01k| do { \ | | 535| 3.01k| if (MEM_64bits() || (HUF_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 37| 0|#define HUF_TABLELOG_MAX 12 /* max runtime value of tableLog (due to static allocation); can be modified up to HUF_TABLELOG_ABSOLUTEMAX */ | | ------------------ | | | Branch (535:13): [True: 3.01k, False: 0] | | | Branch (535:29): [True: 0, Folded] | | ------------------ | | 536| 3.01k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 3.01k] | | | | ------------------ | | ------------------ | | 537| 3.01k| } while (0) | | ------------------ | | | Branch (537:14): [Folded, False: 3.01k] | | ------------------ ------------------ 659| 3.01k| HUF_DECODE_SYMBOLX1_1(op2, &bitD2); ------------------ | | 534| 3.01k| do { \ | | 535| 3.01k| if (MEM_64bits() || (HUF_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 37| 0|#define HUF_TABLELOG_MAX 12 /* max runtime value of tableLog (due to static allocation); can be modified up to HUF_TABLELOG_ABSOLUTEMAX */ | | ------------------ | | | Branch (535:13): [True: 3.01k, False: 0] | | | Branch (535:29): [True: 0, Folded] | | ------------------ | | 536| 3.01k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 3.01k] | | | | ------------------ | | ------------------ | | 537| 3.01k| } while (0) | | ------------------ | | | Branch (537:14): [Folded, False: 3.01k] | | ------------------ ------------------ 660| 3.01k| HUF_DECODE_SYMBOLX1_1(op3, &bitD3); ------------------ | | 534| 3.01k| do { \ | | 535| 3.01k| if (MEM_64bits() || (HUF_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 37| 0|#define HUF_TABLELOG_MAX 12 /* max runtime value of tableLog (due to static allocation); can be modified up to HUF_TABLELOG_ABSOLUTEMAX */ | | ------------------ | | | Branch (535:13): [True: 3.01k, False: 0] | | | Branch (535:29): [True: 0, Folded] | | ------------------ | | 536| 3.01k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 3.01k] | | | | ------------------ | | ------------------ | | 537| 3.01k| } while (0) | | ------------------ | | | Branch (537:14): [Folded, False: 3.01k] | | ------------------ ------------------ 661| 3.01k| HUF_DECODE_SYMBOLX1_1(op4, &bitD4); ------------------ | | 534| 3.01k| do { \ | | 535| 3.01k| if (MEM_64bits() || (HUF_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 37| 0|#define HUF_TABLELOG_MAX 12 /* max runtime value of tableLog (due to static allocation); can be modified up to HUF_TABLELOG_ABSOLUTEMAX */ | | ------------------ | | | Branch (535:13): [True: 3.01k, False: 0] | | | Branch (535:29): [True: 0, Folded] | | ------------------ | | 536| 3.01k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 3.01k] | | | | ------------------ | | ------------------ | | 537| 3.01k| } while (0) | | ------------------ | | | Branch (537:14): [Folded, False: 3.01k] | | ------------------ ------------------ 662| 3.01k| HUF_DECODE_SYMBOLX1_2(op1, &bitD1); ------------------ | | 540| 3.01k| do { \ | | 541| 3.01k| if (MEM_64bits()) \ | | ------------------ | | | Branch (541:13): [True: 3.01k, False: 0] | | ------------------ | | 542| 3.01k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 3.01k] | | | | ------------------ | | ------------------ | | 543| 3.01k| } while (0) | | ------------------ | | | Branch (543:14): [Folded, False: 3.01k] | | ------------------ ------------------ 663| 3.01k| HUF_DECODE_SYMBOLX1_2(op2, &bitD2); ------------------ | | 540| 3.01k| do { \ | | 541| 3.01k| if (MEM_64bits()) \ | | ------------------ | | | Branch (541:13): [True: 3.01k, False: 0] | | ------------------ | | 542| 3.01k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 3.01k] | | | | ------------------ | | ------------------ | | 543| 3.01k| } while (0) | | ------------------ | | | Branch (543:14): [Folded, False: 3.01k] | | ------------------ ------------------ 664| 3.01k| HUF_DECODE_SYMBOLX1_2(op3, &bitD3); ------------------ | | 540| 3.01k| do { \ | | 541| 3.01k| if (MEM_64bits()) \ | | ------------------ | | | Branch (541:13): [True: 3.01k, False: 0] | | ------------------ | | 542| 3.01k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 3.01k] | | | | ------------------ | | ------------------ | | 543| 3.01k| } while (0) | | ------------------ | | | Branch (543:14): [Folded, False: 3.01k] | | ------------------ ------------------ 665| 3.01k| HUF_DECODE_SYMBOLX1_2(op4, &bitD4); ------------------ | | 540| 3.01k| do { \ | | 541| 3.01k| if (MEM_64bits()) \ | | ------------------ | | | Branch (541:13): [True: 3.01k, False: 0] | | ------------------ | | 542| 3.01k| HUF_DECODE_SYMBOLX1_0(ptr, DStreamPtr); \ | | ------------------ | | | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | | | ------------------ | | | | | Branch (531:71): [Folded, False: 3.01k] | | | | ------------------ | | ------------------ | | 543| 3.01k| } while (0) | | ------------------ | | | Branch (543:14): [Folded, False: 3.01k] | | ------------------ ------------------ 666| 3.01k| HUF_DECODE_SYMBOLX1_0(op1, &bitD1); ------------------ | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (531:71): [Folded, False: 3.01k] | | ------------------ ------------------ 667| 3.01k| HUF_DECODE_SYMBOLX1_0(op2, &bitD2); ------------------ | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (531:71): [Folded, False: 3.01k] | | ------------------ ------------------ 668| 3.01k| HUF_DECODE_SYMBOLX1_0(op3, &bitD3); ------------------ | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (531:71): [Folded, False: 3.01k] | | ------------------ ------------------ 669| 3.01k| HUF_DECODE_SYMBOLX1_0(op4, &bitD4); ------------------ | | 531| 3.01k| do { *ptr++ = HUF_decodeSymbolX1(DStreamPtr, dt, dtLog); } while (0) | | ------------------ | | | Branch (531:71): [Folded, False: 3.01k] | | ------------------ ------------------ 670| 3.01k| endSignal &= BIT_reloadDStreamFast(&bitD1) == BIT_DStream_unfinished; 671| 3.01k| endSignal &= BIT_reloadDStreamFast(&bitD2) == BIT_DStream_unfinished; 672| 3.01k| endSignal &= BIT_reloadDStreamFast(&bitD3) == BIT_DStream_unfinished; 673| 3.01k| endSignal &= BIT_reloadDStreamFast(&bitD4) == BIT_DStream_unfinished; 674| 3.01k| } 675| 76| } 676| | 677| | /* check corruption */ 678| | /* note : should not be necessary : op# advance in lock step, and we control op4. 679| | * but curiously, binary generated by gcc 7.2 & 7.3 with -mbmi2 runs faster when >=1 test is present */ 680| 81| if (op1 > opStart2) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (680:13): [True: 0, False: 81] ------------------ 681| 81| if (op2 > opStart3) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (681:13): [True: 0, False: 81] ------------------ 682| 81| if (op3 > opStart4) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (682:13): [True: 0, False: 81] ------------------ 683| | /* note : op4 supposed already verified within main loop */ 684| | 685| | /* finish bitStreams one by one */ 686| 81| HUF_decodeStreamX1(op1, &bitD1, opStart2, dt, dtLog); 687| 81| HUF_decodeStreamX1(op2, &bitD2, opStart3, dt, dtLog); 688| 81| HUF_decodeStreamX1(op3, &bitD3, opStart4, dt, dtLog); 689| 81| HUF_decodeStreamX1(op4, &bitD4, oend, dt, dtLog); 690| | 691| | /* check */ 692| 81| { U32 const endCheck = BIT_endOfDStream(&bitD1) & BIT_endOfDStream(&bitD2) & BIT_endOfDStream(&bitD3) & BIT_endOfDStream(&bitD4); 693| 81| if (!endCheck) return ERROR(corruption_detected); } ------------------ | | 49| 81|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 81|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 81|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (693:15): [True: 81, False: 0] ------------------ 694| | 695| | /* decoded size */ 696| 0| return dstSize; 697| 81| } 698| 81|} huf_decompress.c:HUF_decompress4X1_usingDTable_internal_bmi2: 703| 131| size_t cSrcSize, HUF_DTable const* DTable) { 704| 131| return HUF_decompress4X1_usingDTable_internal_body(dst, dstSize, cSrc, cSrcSize, DTable); 705| 131|} huf_decompress.c:HUF_decompress4X1_usingDTable_internal_fast: 845| 218|{ 846| 218| void const* dt = DTable + 1; 847| 218| BYTE const* const ilowest = (BYTE const*)cSrc; 848| 218| BYTE* const oend = ZSTD_maybeNullPtrAdd((BYTE*)dst, dstSize); 849| 218| HUF_DecompressFastArgs args; 850| 218| { size_t const ret = HUF_DecompressFastArgs_init(&args, dst, dstSize, cSrc, cSrcSize, DTable); 851| 218| FORWARD_IF_ERROR(ret, "Failed to init fast loop args"); ------------------ | | 146| 218| do { \ | | 147| 218| size_t const err_code = (err); \ | | 148| 218| if (ERR_isError(err_code)) { \ | | ------------------ | | | Branch (148:13): [True: 41, False: 177] | | ------------------ | | 149| 41| RAWLOG(3, "%s:%d: ERROR!: forwarding error in %s: %s", \ | | ------------------ | | | | 103| 41|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 41] | | | | ------------------ | | ------------------ | | 150| 41| __FILE__, __LINE__, ERR_QUOTE(err), ERR_getErrorName(err_code)); \ | | 151| 41| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 41| do { \ | | | | 99| 41| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 41] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 41| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 41] | | | | ------------------ | | ------------------ | | 152| 41| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 41|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 41] | | | | ------------------ | | ------------------ | | 153| 41| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 41|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 41] | | | | ------------------ | | ------------------ | | 154| 41| return err_code; \ | | 155| 41| } \ | | 156| 218| } while(0) | | ------------------ | | | Branch (156:13): [Folded, False: 177] | | ------------------ ------------------ 852| 177| if (ret == 0) ------------------ | Branch (852:13): [True: 131, False: 46] ------------------ 853| 131| return 0; 854| 177| } 855| | 856| 46| assert(args.ip[0] >= args.ilowest); ------------------ | | 70| 46|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 857| 46| loopFn(&args); 858| | 859| | /* Our loop guarantees that ip[] >= ilowest and that we haven't 860| | * overwritten any op[]. 861| | */ 862| 46| assert(args.ip[0] >= ilowest); ------------------ | | 70| 46|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 863| 46| assert(args.ip[0] >= ilowest); ------------------ | | 70| 46|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 864| 46| assert(args.ip[1] >= ilowest); ------------------ | | 70| 46|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 865| 46| assert(args.ip[2] >= ilowest); ------------------ | | 70| 46|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 866| 46| assert(args.ip[3] >= ilowest); ------------------ | | 70| 46|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 867| 46| assert(args.op[3] <= oend); ------------------ | | 70| 46|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 868| | 869| 46| assert(ilowest == args.ilowest); ------------------ | | 70| 46|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 870| 46| assert(ilowest + 6 == args.iend[0]); ------------------ | | 70| 46|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 871| 46| (void)ilowest; 872| | 873| | /* finish bit streams one by one. */ 874| 46| { size_t const segmentSize = (dstSize+3) / 4; 875| 46| BYTE* segmentEnd = (BYTE*)dst; 876| 46| int i; 877| 194| for (i = 0; i < 4; ++i) { ------------------ | Branch (877:21): [True: 166, False: 28] ------------------ 878| 166| BIT_DStream_t bit; 879| 166| if (segmentSize <= (size_t)(oend - segmentEnd)) ------------------ | Branch (879:17): [True: 141, False: 25] ------------------ 880| 141| segmentEnd += segmentSize; 881| 25| else 882| 25| segmentEnd = oend; 883| 166| FORWARD_IF_ERROR(HUF_initRemainingDStream(&bit, &args, i, segmentEnd), "corruption"); ------------------ | | 146| 166| do { \ | | 147| 166| size_t const err_code = (err); \ | | 148| 166| if (ERR_isError(err_code)) { \ | | ------------------ | | | Branch (148:13): [True: 18, False: 148] | | ------------------ | | 149| 18| RAWLOG(3, "%s:%d: ERROR!: forwarding error in %s: %s", \ | | ------------------ | | | | 103| 18|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 150| 18| __FILE__, __LINE__, ERR_QUOTE(err), ERR_getErrorName(err_code)); \ | | 151| 18| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 18| do { \ | | | | 99| 18| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 18] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 18| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 152| 18| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 18|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 153| 18| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 18|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 154| 18| return err_code; \ | | 155| 18| } \ | | 156| 166| } while(0) | | ------------------ | | | Branch (156:13): [Folded, False: 148] | | ------------------ ------------------ 884| | /* Decompress and validate that we've produced exactly the expected length. */ 885| 148| args.op[i] += HUF_decodeStreamX1(args.op[i], &bit, segmentEnd, (HUF_DEltX1 const*)dt, HUF_DECODER_FAST_TABLELOG); ------------------ | | 31| 148|#define HUF_DECODER_FAST_TABLELOG 11 ------------------ 886| 148| if (args.op[i] != segmentEnd) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (886:17): [True: 0, False: 148] ------------------ 887| 148| } 888| 46| } 889| | 890| | /* decoded size */ 891| 28| assert(dstSize != 0); ------------------ | | 70| 28|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 892| 28| return dstSize; 893| 46|} huf_decompress.c:HUF_decompress4X2_DCtx_wksp: 1772| 227|{ 1773| 227| const BYTE* ip = (const BYTE*) cSrc; 1774| | 1775| 227| size_t hSize = HUF_readDTableX2_wksp(dctx, cSrc, cSrcSize, 1776| 227| workSpace, wkspSize, flags); 1777| 227| if (HUF_isError(hSize)) return hSize; ------------------ | | 78| 227|#define HUF_isError ERR_isError ------------------ | Branch (1777:9): [True: 18, False: 209] ------------------ 1778| 209| if (hSize >= cSrcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1778:9): [True: 0, False: 209] ------------------ 1779| 209| ip += hSize; cSrcSize -= hSize; 1780| | 1781| 209| return HUF_decompress4X2_usingDTable_internal(dst, dstSize, ip, cSrcSize, dctx, flags); 1782| 209|} huf_decompress.c:HUF_decompress4X1_DCtx_wksp: 933| 340|{ 934| 340| const BYTE* ip = (const BYTE*) cSrc; 935| | 936| 340| size_t const hSize = HUF_readDTableX1_wksp(dctx, cSrc, cSrcSize, workSpace, wkspSize, flags); 937| 340| if (HUF_isError(hSize)) return hSize; ------------------ | | 78| 340|#define HUF_isError ERR_isError ------------------ | Branch (937:9): [True: 120, False: 220] ------------------ 938| 220| if (hSize >= cSrcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (938:9): [True: 2, False: 218] ------------------ 939| 218| ip += hSize; cSrcSize -= hSize; 940| | 941| 218| return HUF_decompress4X1_usingDTable_internal(dst, dstSize, ip, cSrcSize, dctx, flags); 942| 220|} ZSTD_DDict_dictContent: 47| 3.83k|{ 48| 3.83k| assert(ddict != NULL); ------------------ | | 70| 3.83k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 49| 3.83k| return ddict->dictContent; 50| 3.83k|} ZSTD_DDict_dictSize: 53| 3.83k|{ 54| 3.83k| assert(ddict != NULL); ------------------ | | 70| 3.83k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 55| 3.83k| return ddict->dictSize; 56| 3.83k|} ZSTD_copyDDictParameters: 59| 1.52k|{ 60| 1.52k| DEBUGLOG(4, "ZSTD_copyDDictParameters"); ------------------ | | 104| 1.52k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 1.52k] | | ------------------ ------------------ 61| 1.52k| assert(dctx != NULL); ------------------ | | 70| 1.52k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 62| 1.52k| assert(ddict != NULL); ------------------ | | 70| 1.52k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 63| 1.52k| dctx->dictID = ddict->dictID; 64| 1.52k| dctx->prefixStart = ddict->dictContent; 65| 1.52k| dctx->virtualStart = ddict->dictContent; 66| 1.52k| dctx->dictEnd = (const BYTE*)ddict->dictContent + ddict->dictSize; 67| 1.52k| dctx->previousDstEnd = dctx->dictEnd; 68| 1.52k|#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION 69| 1.52k| dctx->dictContentBeginForFuzzing = dctx->prefixStart; 70| 1.52k| dctx->dictContentEndForFuzzing = dctx->previousDstEnd; 71| 1.52k|#endif 72| 1.52k| if (ddict->entropyPresent) { ------------------ | Branch (72:9): [True: 1, False: 1.52k] ------------------ 73| 1| dctx->litEntropy = 1; 74| 1| dctx->fseEntropy = 1; 75| 1| dctx->LLTptr = ddict->entropy.LLTable; 76| 1| dctx->MLTptr = ddict->entropy.MLTable; 77| 1| dctx->OFTptr = ddict->entropy.OFTable; 78| 1| dctx->HUFptr = ddict->entropy.hufTable; 79| 1| dctx->entropy.rep[0] = ddict->entropy.rep[0]; 80| 1| dctx->entropy.rep[1] = ddict->entropy.rep[1]; 81| 1| dctx->entropy.rep[2] = ddict->entropy.rep[2]; 82| 1.52k| } else { 83| 1.52k| dctx->litEntropy = 0; 84| 1.52k| dctx->fseEntropy = 0; 85| 1.52k| } 86| 1.52k|} ZSTD_createDDict_advanced: 149| 2.99k|{ 150| 2.99k| if ((!customMem.customAlloc) ^ (!customMem.customFree)) return NULL; ------------------ | Branch (150:9): [True: 0, False: 2.99k] ------------------ 151| | 152| 2.99k| { ZSTD_DDict* const ddict = (ZSTD_DDict*) ZSTD_customMalloc(sizeof(ZSTD_DDict), customMem); 153| 2.99k| if (ddict == NULL) return NULL; ------------------ | Branch (153:13): [True: 0, False: 2.99k] ------------------ 154| 2.99k| ddict->cMem = customMem; 155| 2.99k| { size_t const initResult = ZSTD_initDDict_internal(ddict, 156| 2.99k| dict, dictSize, 157| 2.99k| dictLoadMethod, dictContentType); 158| 2.99k| if (ZSTD_isError(initResult)) { ------------------ | | 44| 2.99k|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (158:17): [True: 152, False: 2.84k] ------------------ 159| 152| ZSTD_freeDDict(ddict); 160| 152| return NULL; 161| 152| } } 162| 2.84k| return ddict; 163| 2.99k| } 164| 2.99k|} ZSTD_createDDict: 171| 2.99k|{ 172| 2.99k| ZSTD_customMem const allocator = { NULL, NULL, NULL }; 173| 2.99k| return ZSTD_createDDict_advanced(dict, dictSize, ZSTD_dlm_byCopy, ZSTD_dct_auto, allocator); 174| 2.99k|} ZSTD_freeDDict: 213| 13.6k|{ 214| 13.6k| if (ddict==NULL) return 0; /* support free on NULL */ ------------------ | Branch (214:9): [True: 10.6k, False: 2.99k] ------------------ 215| 2.99k| { ZSTD_customMem const cMem = ddict->cMem; 216| 2.99k| ZSTD_customFree(ddict->dictBuffer, cMem); 217| 2.99k| ZSTD_customFree(ddict, cMem); 218| 2.99k| return 0; 219| 13.6k| } 220| 13.6k|} zstd_ddict.c:ZSTD_initDDict_internal: 124| 2.99k|{ 125| 2.99k| if ((dictLoadMethod == ZSTD_dlm_byRef) || (!dict) || (!dictSize)) { ------------------ | Branch (125:9): [True: 0, False: 2.99k] | Branch (125:47): [True: 0, False: 2.99k] | Branch (125:58): [True: 0, False: 2.99k] ------------------ 126| 0| ddict->dictBuffer = NULL; 127| 0| ddict->dictContent = dict; 128| 0| if (!dict) dictSize = 0; ------------------ | Branch (128:13): [True: 0, False: 0] ------------------ 129| 2.99k| } else { 130| 2.99k| void* const internalBuffer = ZSTD_customMalloc(dictSize, ddict->cMem); 131| 2.99k| ddict->dictBuffer = internalBuffer; 132| 2.99k| ddict->dictContent = internalBuffer; 133| 2.99k| if (!internalBuffer) return ERROR(memory_allocation); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (133:13): [True: 0, False: 2.99k] ------------------ 134| 2.99k| ZSTD_memcpy(internalBuffer, dict, dictSize); ------------------ | | 44| 2.99k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 135| 2.99k| } 136| 2.99k| ddict->dictSize = dictSize; 137| 2.99k| ddict->entropy.hufTable[0] = (HUF_DTable)((ZSTD_HUFFDTABLE_CAPACITY_LOG)*0x1000001); /* cover both little and big endian */ ------------------ | | 78| 2.99k|#define ZSTD_HUFFDTABLE_CAPACITY_LOG 12 ------------------ 138| | 139| | /* parse dictionary content */ 140| 2.99k| FORWARD_IF_ERROR( ZSTD_loadEntropy_intoDDict(ddict, dictContentType) , ""); ------------------ | | 146| 2.99k| do { \ | | 147| 2.99k| size_t const err_code = (err); \ | | 148| 2.99k| if (ERR_isError(err_code)) { \ | | ------------------ | | | Branch (148:13): [True: 152, False: 2.84k] | | ------------------ | | 149| 152| RAWLOG(3, "%s:%d: ERROR!: forwarding error in %s: %s", \ | | ------------------ | | | | 103| 152|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 152] | | | | ------------------ | | ------------------ | | 150| 152| __FILE__, __LINE__, ERR_QUOTE(err), ERR_getErrorName(err_code)); \ | | 151| 152| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 152| do { \ | | | | 99| 152| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 152] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 152| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 152] | | | | ------------------ | | ------------------ | | 152| 152| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 152|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 152] | | | | ------------------ | | ------------------ | | 153| 152| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 152|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 152] | | | | ------------------ | | ------------------ | | 154| 152| return err_code; \ | | 155| 152| } \ | | 156| 2.99k| } while(0) | | ------------------ | | | Branch (156:13): [Folded, False: 2.84k] | | ------------------ ------------------ 141| | 142| 2.84k| return 0; 143| 2.99k|} zstd_ddict.c:ZSTD_loadEntropy_intoDDict: 92| 2.99k|{ 93| 2.99k| ddict->dictID = 0; 94| 2.99k| ddict->entropyPresent = 0; 95| 2.99k| if (dictContentType == ZSTD_dct_rawContent) return 0; ------------------ | Branch (95:9): [True: 0, False: 2.99k] ------------------ 96| | 97| 2.99k| if (ddict->dictSize < 8) { ------------------ | Branch (97:9): [True: 307, False: 2.68k] ------------------ 98| 307| if (dictContentType == ZSTD_dct_fullDict) ------------------ | Branch (98:13): [True: 0, False: 307] ------------------ 99| 0| return ERROR(dictionary_corrupted); /* only accept specified dictionaries */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 100| 307| return 0; /* pure content mode */ 101| 307| } 102| 2.68k| { U32 const magic = MEM_readLE32(ddict->dictContent); 103| 2.68k| if (magic != ZSTD_MAGIC_DICTIONARY) { ------------------ | | 143| 2.68k|#define ZSTD_MAGIC_DICTIONARY 0xEC30A437 /* valid since v0.7.0 */ ------------------ | Branch (103:13): [True: 2.53k, False: 153] ------------------ 104| 2.53k| if (dictContentType == ZSTD_dct_fullDict) ------------------ | Branch (104:17): [True: 0, False: 2.53k] ------------------ 105| 0| return ERROR(dictionary_corrupted); /* only accept specified dictionaries */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 106| 2.53k| return 0; /* pure content mode */ 107| 2.53k| } 108| 2.68k| } 109| 153| ddict->dictID = MEM_readLE32((const char*)ddict->dictContent + ZSTD_FRAMEIDSIZE); ------------------ | | 82| 153|#define ZSTD_FRAMEIDSIZE 4 /* magic number size */ ------------------ 110| | 111| | /* load entropy tables */ 112| 153| RETURN_ERROR_IF(ZSTD_isError(ZSTD_loadDEntropy( ------------------ | | 114| 153| do { \ | | 115| 153| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 152, False: 1] | | ------------------ | | 116| 152| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 152|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 152] | | | | ------------------ | | ------------------ | | 117| 152| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 152| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 152| do { \ | | | | 99| 152| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 152] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 152| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 152] | | | | ------------------ | | ------------------ | | 119| 152| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 152|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 152] | | | | ------------------ | | ------------------ | | 120| 152| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 152|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 152] | | | | ------------------ | | ------------------ | | 121| 152| return ERROR(err); \ | | ------------------ | | | | 49| 152|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 152|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 152|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 152| } \ | | 123| 153| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 1] | | ------------------ ------------------ 113| 153| &ddict->entropy, ddict->dictContent, ddict->dictSize)), 114| 153| dictionary_corrupted, ""); 115| 1| ddict->entropyPresent = 1; 116| 1| return 0; 117| 153|} ZSTD_createDCtx: 311| 6.47k|{ 312| 6.47k| DEBUGLOG(3, "ZSTD_createDCtx"); ------------------ | | 104| 6.47k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 6.47k] | | ------------------ ------------------ 313| 6.47k| return ZSTD_createDCtx_internal(ZSTD_defaultCMem); 314| 6.47k|} ZSTD_freeDCtx: 325| 6.47k|{ 326| 6.47k| if (dctx==NULL) return 0; /* support free on NULL */ ------------------ | Branch (326:9): [True: 0, False: 6.47k] ------------------ 327| 6.47k| RETURN_ERROR_IF(dctx->staticSize, memory_allocation, "not compatible with static DCtx"); ------------------ | | 114| 6.47k| do { \ | | 115| 6.47k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 6.47k] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 6.47k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 6.47k] | | ------------------ ------------------ 328| 6.47k| { ZSTD_customMem const cMem = dctx->customMem; 329| 6.47k| ZSTD_clearDict(dctx); 330| 6.47k| ZSTD_customFree(dctx->inBuff, cMem); 331| 6.47k| dctx->inBuff = NULL; 332| 6.47k|#if defined(ZSTD_LEGACY_SUPPORT) && (ZSTD_LEGACY_SUPPORT >= 1) 333| 6.47k| if (dctx->legacyContext) ------------------ | Branch (333:13): [True: 0, False: 6.47k] ------------------ 334| 0| ZSTD_freeLegacyStreamContext(dctx->legacyContext, dctx->previousLegacyVersion); 335| 6.47k|#endif 336| 6.47k| if (dctx->ddictSet) { ------------------ | Branch (336:13): [True: 0, False: 6.47k] ------------------ 337| 0| ZSTD_freeDDictHashSet(dctx->ddictSet, cMem); 338| | dctx->ddictSet = NULL; 339| 0| } 340| 6.47k| ZSTD_customFree(dctx, cMem); 341| 6.47k| return 0; 342| 6.47k| } 343| 6.47k|} ZSTD_getFrameHeader_advanced: 448| 3.44k|{ 449| 3.44k| const BYTE* ip = (const BYTE*)src; 450| 3.44k| size_t const minInputSize = ZSTD_startingInputLength(format); 451| | 452| 3.44k| DEBUGLOG(5, "ZSTD_getFrameHeader_advanced: minInputSize = %zu, srcSize = %zu", minInputSize, srcSize); ------------------ | | 104| 3.44k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 3.44k] | | ------------------ ------------------ 453| | 454| 3.44k| if (srcSize > 0) { ------------------ | Branch (454:9): [True: 3.44k, False: 0] ------------------ 455| | /* note : technically could be considered an assert(), since it's an invalid entry */ 456| 3.44k| RETURN_ERROR_IF(src==NULL, GENERIC, "invalid parameter : src==NULL, but srcSize>0"); ------------------ | | 114| 3.44k| do { \ | | 115| 3.44k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 3.44k] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 3.44k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 3.44k] | | ------------------ ------------------ 457| 3.44k| } 458| 3.44k| if (srcSize < minInputSize) { ------------------ | Branch (458:9): [True: 0, False: 3.44k] ------------------ 459| 0| if (srcSize > 0 && format != ZSTD_f_zstd1_magicless) { ------------------ | Branch (459:13): [True: 0, False: 0] | Branch (459:28): [True: 0, False: 0] ------------------ 460| | /* when receiving less than @minInputSize bytes, 461| | * control these bytes at least correspond to a supported magic number 462| | * in order to error out early if they don't. 463| | **/ 464| 0| size_t const toCopy = MIN(4, srcSize); ------------------ | | 54| 0|#define MIN(a,b) ((a)<(b) ? (a) : (b)) | | ------------------ | | | Branch (54:19): [True: 0, False: 0] | | ------------------ ------------------ 465| 0| unsigned char hbuf[4]; MEM_writeLE32(hbuf, ZSTD_MAGICNUMBER); ------------------ | | 142| 0|#define ZSTD_MAGICNUMBER 0xFD2FB528 /* valid since v0.8.0 */ ------------------ 466| 0| assert(src != NULL); ------------------ | | 70| 0|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 467| 0| ZSTD_memcpy(hbuf, src, toCopy); ------------------ | | 44| 0|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 468| 0| if ( MEM_readLE32(hbuf) != ZSTD_MAGICNUMBER ) { ------------------ | | 142| 0|#define ZSTD_MAGICNUMBER 0xFD2FB528 /* valid since v0.8.0 */ ------------------ | Branch (468:18): [True: 0, False: 0] ------------------ 469| | /* not a zstd frame : let's check if it's a skippable frame */ 470| 0| MEM_writeLE32(hbuf, ZSTD_MAGIC_SKIPPABLE_START); ------------------ | | 144| 0|#define ZSTD_MAGIC_SKIPPABLE_START 0x184D2A50 /* all 16 values, from 0x184D2A50 to 0x184D2A5F, signal the beginning of a skippable frame */ ------------------ 471| 0| ZSTD_memcpy(hbuf, src, toCopy); ------------------ | | 44| 0|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 472| 0| if ((MEM_readLE32(hbuf) & ZSTD_MAGIC_SKIPPABLE_MASK) != ZSTD_MAGIC_SKIPPABLE_START) { ------------------ | | 145| 0|#define ZSTD_MAGIC_SKIPPABLE_MASK 0xFFFFFFF0 ------------------ if ((MEM_readLE32(hbuf) & ZSTD_MAGIC_SKIPPABLE_MASK) != ZSTD_MAGIC_SKIPPABLE_START) { ------------------ | | 144| 0|#define ZSTD_MAGIC_SKIPPABLE_START 0x184D2A50 /* all 16 values, from 0x184D2A50 to 0x184D2A5F, signal the beginning of a skippable frame */ ------------------ | Branch (472:21): [True: 0, False: 0] ------------------ 473| 0| RETURN_ERROR(prefix_unknown, ------------------ | | 131| 0| do { \ | | 132| 0| RAWLOG(3, "%s:%d: ERROR!: unconditional check failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 133| 0| __FILE__, __LINE__, ERR_QUOTE(ERROR(err))); \ | | 134| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 135| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 136| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 137| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 138| 0| } while(0) | | ------------------ | | | Branch (138:13): [Folded, False: 0] | | ------------------ ------------------ 474| 0| "first bytes don't correspond to any supported magic number"); 475| 0| } } } 476| 0| return minInputSize; 477| 0| } 478| | 479| 3.44k| ZSTD_memset(zfhPtr, 0, sizeof(*zfhPtr)); /* not strictly necessary, but static analyzers may not understand that zfhPtr will be read only if return value is zero, since they are 2 different signals */ ------------------ | | 46| 3.44k|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) ------------------ 480| 3.44k| if ( (format != ZSTD_f_zstd1_magicless) ------------------ | Branch (480:10): [True: 3.44k, False: 0] ------------------ 481| 3.44k| && (MEM_readLE32(src) != ZSTD_MAGICNUMBER) ) { ------------------ | | 142| 3.44k|#define ZSTD_MAGICNUMBER 0xFD2FB528 /* valid since v0.8.0 */ ------------------ | Branch (481:10): [True: 381, False: 3.06k] ------------------ 482| 381| if ((MEM_readLE32(src) & ZSTD_MAGIC_SKIPPABLE_MASK) == ZSTD_MAGIC_SKIPPABLE_START) { ------------------ | | 145| 381|#define ZSTD_MAGIC_SKIPPABLE_MASK 0xFFFFFFF0 ------------------ if ((MEM_readLE32(src) & ZSTD_MAGIC_SKIPPABLE_MASK) == ZSTD_MAGIC_SKIPPABLE_START) { ------------------ | | 144| 381|#define ZSTD_MAGIC_SKIPPABLE_START 0x184D2A50 /* all 16 values, from 0x184D2A50 to 0x184D2A5F, signal the beginning of a skippable frame */ ------------------ | Branch (482:13): [True: 0, False: 381] ------------------ 483| | /* skippable frame */ 484| 0| if (srcSize < ZSTD_SKIPPABLEHEADERSIZE) ------------------ | | 1260| 0|#define ZSTD_SKIPPABLEHEADERSIZE 8 ------------------ | Branch (484:17): [True: 0, False: 0] ------------------ 485| 0| return ZSTD_SKIPPABLEHEADERSIZE; /* magic number + frame length */ ------------------ | | 1260| 0|#define ZSTD_SKIPPABLEHEADERSIZE 8 ------------------ 486| 0| ZSTD_memset(zfhPtr, 0, sizeof(*zfhPtr)); ------------------ | | 46| 0|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) ------------------ 487| 0| zfhPtr->frameType = ZSTD_skippableFrame; 488| 0| zfhPtr->dictID = MEM_readLE32(src) - ZSTD_MAGIC_SKIPPABLE_START; ------------------ | | 144| 0|#define ZSTD_MAGIC_SKIPPABLE_START 0x184D2A50 /* all 16 values, from 0x184D2A50 to 0x184D2A5F, signal the beginning of a skippable frame */ ------------------ 489| 0| zfhPtr->headerSize = ZSTD_SKIPPABLEHEADERSIZE; ------------------ | | 1260| 0|#define ZSTD_SKIPPABLEHEADERSIZE 8 ------------------ 490| 0| zfhPtr->frameContentSize = MEM_readLE32((const char *)src + ZSTD_FRAMEIDSIZE); ------------------ | | 82| 0|#define ZSTD_FRAMEIDSIZE 4 /* magic number size */ ------------------ 491| 0| return 0; 492| 0| } 493| 381| RETURN_ERROR(prefix_unknown, ""); ------------------ | | 131| 381| do { \ | | 132| 381| RAWLOG(3, "%s:%d: ERROR!: unconditional check failed, returning %s", \ | | ------------------ | | | | 103| 381|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 381] | | | | ------------------ | | ------------------ | | 133| 381| __FILE__, __LINE__, ERR_QUOTE(ERROR(err))); \ | | 134| 381| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 381| do { \ | | | | 99| 381| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 381] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 381| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 381] | | | | ------------------ | | ------------------ | | 135| 381| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 381|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 381] | | | | ------------------ | | ------------------ | | 136| 381| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 381|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 381] | | | | ------------------ | | ------------------ | | 137| 381| return ERROR(err); \ | | ------------------ | | | | 49| 381|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 381|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 381|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 138| 381| } while(0) | | ------------------ | | | Branch (138:13): [Folded, False: 0] | | ------------------ ------------------ 494| 381| } 495| | 496| | /* ensure there is enough `srcSize` to fully read/decode frame header */ 497| 3.06k| { size_t const fhsize = ZSTD_frameHeaderSize_internal(src, srcSize, format); 498| 3.06k| if (srcSize < fhsize) return fhsize; ------------------ | Branch (498:13): [True: 0, False: 3.06k] ------------------ 499| 3.06k| zfhPtr->headerSize = (U32)fhsize; 500| 3.06k| } 501| | 502| 0| { BYTE const fhdByte = ip[minInputSize-1]; 503| 3.06k| size_t pos = minInputSize; 504| 3.06k| U32 const dictIDSizeCode = fhdByte&3; 505| 3.06k| U32 const checksumFlag = (fhdByte>>2)&1; 506| 3.06k| U32 const singleSegment = (fhdByte>>5)&1; 507| 3.06k| U32 const fcsID = fhdByte>>6; 508| 3.06k| U64 windowSize = 0; 509| 3.06k| U32 dictID = 0; 510| 3.06k| U64 frameContentSize = ZSTD_CONTENTSIZE_UNKNOWN; ------------------ | | 203| 3.06k|#define ZSTD_CONTENTSIZE_UNKNOWN (0ULL - 1) ------------------ 511| 3.06k| RETURN_ERROR_IF((fhdByte & 0x08) != 0, frameParameter_unsupported, ------------------ | | 114| 3.06k| do { \ | | 115| 3.06k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 3, False: 3.06k] | | ------------------ | | 116| 3| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 117| 3| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 3| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 3| do { \ | | | | 99| 3| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 3] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 3| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 119| 3| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 120| 3| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 121| 3| return ERROR(err); \ | | ------------------ | | | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 3| } \ | | 123| 3.06k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 3.06k] | | ------------------ ------------------ 512| 3.06k| "reserved bits, must be zero"); 513| | 514| 3.06k| if (!singleSegment) { ------------------ | Branch (514:13): [True: 2.40k, False: 655] ------------------ 515| 2.40k| BYTE const wlByte = ip[pos++]; 516| 2.40k| U32 const windowLog = (wlByte >> 3) + ZSTD_WINDOWLOG_ABSOLUTEMIN; ------------------ | | 78| 2.40k|#define ZSTD_WINDOWLOG_ABSOLUTEMIN 10 ------------------ 517| 2.40k| RETURN_ERROR_IF(windowLog > ZSTD_WINDOWLOG_MAX, frameParameter_windowTooLarge, ""); ------------------ | | 114| 2.40k| do { \ | | 115| 7.22k| if (cond) { \ | | ------------------ | | | Branch (115:13): [Folded, False: 2.40k] | | | Branch (115:13): [True: 1, False: 2.40k] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 2.40k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 2.40k] | | ------------------ ------------------ 518| 2.40k| windowSize = (1ULL << windowLog); 519| 2.40k| windowSize += (windowSize >> 3) * (wlByte&7); 520| 2.40k| } 521| 3.06k| switch(dictIDSizeCode) 522| 3.06k| { 523| 0| default: ------------------ | Branch (523:13): [True: 0, False: 3.06k] ------------------ 524| 0| assert(0); /* impossible */ ------------------ | | 70| 0|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 525| 0| ZSTD_FALLTHROUGH; ------------------ | | 262| 0|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 526| 118| case 0 : break; ------------------ | Branch (526:13): [True: 118, False: 2.94k] ------------------ 527| 2.41k| case 1 : dictID = ip[pos]; pos++; break; ------------------ | Branch (527:13): [True: 2.41k, False: 651] ------------------ 528| 478| case 2 : dictID = MEM_readLE16(ip+pos); pos+=2; break; ------------------ | Branch (528:13): [True: 478, False: 2.58k] ------------------ 529| 55| case 3 : dictID = MEM_readLE32(ip+pos); pos+=4; break; ------------------ | Branch (529:13): [True: 55, False: 3.00k] ------------------ 530| 3.06k| } 531| 3.06k| switch(fcsID) 532| 3.06k| { 533| 0| default: ------------------ | Branch (533:13): [True: 0, False: 3.06k] ------------------ 534| 0| assert(0); /* impossible */ ------------------ | | 70| 0|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 535| 0| ZSTD_FALLTHROUGH; ------------------ | | 262| 0|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 536| 2.39k| case 0 : if (singleSegment) frameContentSize = ip[pos]; break; ------------------ | Branch (536:13): [True: 2.39k, False: 666] | Branch (536:26): [True: 15, False: 2.38k] ------------------ 537| 26| case 1 : frameContentSize = MEM_readLE16(ip+pos)+256; break; ------------------ | Branch (537:13): [True: 26, False: 3.03k] ------------------ 538| 90| case 2 : frameContentSize = MEM_readLE32(ip+pos); break; ------------------ | Branch (538:13): [True: 90, False: 2.97k] ------------------ 539| 550| case 3 : frameContentSize = MEM_readLE64(ip+pos); break; ------------------ | Branch (539:13): [True: 550, False: 2.51k] ------------------ 540| 3.06k| } 541| 3.06k| if (singleSegment) windowSize = frameContentSize; ------------------ | Branch (541:13): [True: 655, False: 2.40k] ------------------ 542| | 543| 3.06k| zfhPtr->frameType = ZSTD_frame; 544| 3.06k| zfhPtr->frameContentSize = frameContentSize; 545| 3.06k| zfhPtr->windowSize = windowSize; 546| 3.06k| zfhPtr->blockSizeMax = (unsigned) MIN(windowSize, ZSTD_BLOCKSIZE_MAX); ------------------ | | 54| 3.06k|#define MIN(a,b) ((a)<(b) ? (a) : (b)) | | ------------------ | | | Branch (54:19): [True: 141, False: 2.92k] | | ------------------ ------------------ 547| 3.06k| zfhPtr->dictID = dictID; 548| 3.06k| zfhPtr->checksumFlag = checksumFlag; 549| 3.06k| } 550| 0| return 0; 551| 3.06k|} ZSTD_getFrameContentSize: 570| 1.94k|{ 571| 1.94k|#if defined(ZSTD_LEGACY_SUPPORT) && (ZSTD_LEGACY_SUPPORT >= 1) 572| 1.94k| if (ZSTD_isLegacy(src, srcSize)) { ------------------ | Branch (572:9): [True: 1.94k, False: 0] ------------------ 573| 1.94k| unsigned long long const ret = ZSTD_getDecompressedSize_legacy(src, srcSize); 574| 1.94k| return ret == 0 ? ZSTD_CONTENTSIZE_UNKNOWN : ret; ------------------ | | 203| 1.76k|#define ZSTD_CONTENTSIZE_UNKNOWN (0ULL - 1) ------------------ | Branch (574:16): [True: 1.76k, False: 186] ------------------ 575| 1.94k| } 576| 0|#endif 577| 0| { ZSTD_FrameHeader zfh; 578| 0| if (ZSTD_getFrameHeader(&zfh, src, srcSize) != 0) ------------------ | Branch (578:13): [True: 0, False: 0] ------------------ 579| 0| return ZSTD_CONTENTSIZE_ERROR; ------------------ | | 204| 0|#define ZSTD_CONTENTSIZE_ERROR (0ULL - 2) ------------------ 580| 0| if (zfh.frameType == ZSTD_skippableFrame) { ------------------ | Branch (580:13): [True: 0, False: 0] ------------------ 581| 0| return 0; 582| 0| } else { 583| 0| return zfh.frameContentSize; 584| 0| } } 585| 0|} ZSTD_decompressDCtx: 1198| 4.20k|{ 1199| 4.20k| return ZSTD_decompress_usingDDict(dctx, dst, dstCapacity, src, srcSize, ZSTD_getDDict(dctx)); 1200| 4.20k|} ZSTD_loadDEntropy: 1454| 153|{ 1455| 153| const BYTE* dictPtr = (const BYTE*)dict; 1456| 153| const BYTE* const dictEnd = dictPtr + dictSize; 1457| | 1458| 153| RETURN_ERROR_IF(dictSize <= 8, dictionary_corrupted, "dict is too small"); ------------------ | | 114| 153| do { \ | | 115| 153| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 153] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 153| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 153] | | ------------------ ------------------ 1459| 153| assert(MEM_readLE32(dict) == ZSTD_MAGIC_DICTIONARY); /* dict must be valid */ ------------------ | | 70| 153|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1460| 153| dictPtr += 8; /* skip header = magic + dictID */ 1461| | 1462| 153| ZSTD_STATIC_ASSERT(offsetof(ZSTD_entropyDTables_t, OFTable) == offsetof(ZSTD_entropyDTables_t, LLTable) + sizeof(entropy->LLTable)); ------------------ | | 43| 153|#define ZSTD_STATIC_ASSERT(c) DEBUG_STATIC_ASSERT(c) | | ------------------ | | | | 39| 153|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) | | ------------------ ------------------ 1463| 153| ZSTD_STATIC_ASSERT(offsetof(ZSTD_entropyDTables_t, MLTable) == offsetof(ZSTD_entropyDTables_t, OFTable) + sizeof(entropy->OFTable)); ------------------ | | 43| 153|#define ZSTD_STATIC_ASSERT(c) DEBUG_STATIC_ASSERT(c) | | ------------------ | | | | 39| 153|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) | | ------------------ ------------------ 1464| 153| ZSTD_STATIC_ASSERT(sizeof(entropy->LLTable) + sizeof(entropy->OFTable) + sizeof(entropy->MLTable) >= HUF_DECOMPRESS_WORKSPACE_SIZE); ------------------ | | 43| 153|#define ZSTD_STATIC_ASSERT(c) DEBUG_STATIC_ASSERT(c) | | ------------------ | | | | 39| 153|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) | | ------------------ ------------------ 1465| 153| { void* const workspace = &entropy->LLTable; /* use fse tables as temporary workspace; implies fse tables are grouped together */ 1466| 153| size_t const workspaceSize = sizeof(entropy->LLTable) + sizeof(entropy->OFTable) + sizeof(entropy->MLTable); 1467| |#ifdef HUF_FORCE_DECOMPRESS_X1 1468| | /* in minimal huffman, we always use X1 variants */ 1469| | size_t const hSize = HUF_readDTableX1_wksp(entropy->hufTable, 1470| | dictPtr, dictEnd - dictPtr, 1471| | workspace, workspaceSize, /* flags */ 0); 1472| |#else 1473| 153| size_t const hSize = HUF_readDTableX2_wksp(entropy->hufTable, 1474| 153| dictPtr, (size_t)(dictEnd - dictPtr), 1475| 153| workspace, workspaceSize, /* flags */ 0); 1476| 153|#endif 1477| 153| RETURN_ERROR_IF(HUF_isError(hSize), dictionary_corrupted, ""); ------------------ | | 114| 153| do { \ | | 115| 153| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 37, False: 116] | | ------------------ | | 116| 37| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 37|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 37] | | | | ------------------ | | ------------------ | | 117| 37| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 37| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 37| do { \ | | | | 99| 37| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 37] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 37| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 37] | | | | ------------------ | | ------------------ | | 119| 37| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 37|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 37] | | | | ------------------ | | ------------------ | | 120| 37| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 37|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 37] | | | | ------------------ | | ------------------ | | 121| 37| return ERROR(err); \ | | ------------------ | | | | 49| 37|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 37|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 37|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 37| } \ | | 123| 153| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 116] | | ------------------ ------------------ 1478| 116| dictPtr += hSize; 1479| 116| } 1480| | 1481| 0| { short offcodeNCount[MaxOff+1]; 1482| 116| unsigned offcodeMaxValue = MaxOff, offcodeLog; ------------------ | | 106| 116|#define MaxOff 31 ------------------ 1483| 116| size_t const offcodeHeaderSize = FSE_readNCount(offcodeNCount, &offcodeMaxValue, &offcodeLog, dictPtr, (size_t)(dictEnd-dictPtr)); 1484| 116| RETURN_ERROR_IF(FSE_isError(offcodeHeaderSize), dictionary_corrupted, ""); ------------------ | | 114| 116| do { \ | | 115| 116| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 12, False: 104] | | ------------------ | | 116| 12| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 12|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 12] | | | | ------------------ | | ------------------ | | 117| 12| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 12| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 12| do { \ | | | | 99| 12| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 12] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 12| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 12] | | | | ------------------ | | ------------------ | | 119| 12| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 12|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 12] | | | | ------------------ | | ------------------ | | 120| 12| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 12|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 12] | | | | ------------------ | | ------------------ | | 121| 12| return ERROR(err); \ | | ------------------ | | | | 49| 12|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 12|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 12|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 12| } \ | | 123| 116| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 104] | | ------------------ ------------------ 1485| 104| RETURN_ERROR_IF(offcodeMaxValue > MaxOff, dictionary_corrupted, ""); ------------------ | | 114| 104| do { \ | | 115| 104| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 104] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 104| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 104] | | ------------------ ------------------ 1486| 104| RETURN_ERROR_IF(offcodeLog > OffFSELog, dictionary_corrupted, ""); ------------------ | | 114| 104| do { \ | | 115| 104| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 2, False: 102] | | ------------------ | | 116| 2| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 2|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 2] | | | | ------------------ | | ------------------ | | 117| 2| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 2| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 2| do { \ | | | | 99| 2| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 2] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 2| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 2] | | | | ------------------ | | ------------------ | | 119| 2| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 2|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 2] | | | | ------------------ | | ------------------ | | 120| 2| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 2|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 2] | | | | ------------------ | | ------------------ | | 121| 2| return ERROR(err); \ | | ------------------ | | | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 2| } \ | | 123| 104| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 102] | | ------------------ ------------------ 1487| 102| ZSTD_buildFSETable( entropy->OFTable, 1488| 102| offcodeNCount, offcodeMaxValue, 1489| 102| OF_base, OF_bits, 1490| 102| offcodeLog, 1491| 102| entropy->workspace, sizeof(entropy->workspace), 1492| 102| /* bmi2 */0); 1493| 102| dictPtr += offcodeHeaderSize; 1494| 102| } 1495| | 1496| 0| { short matchlengthNCount[MaxML+1]; 1497| 102| unsigned matchlengthMaxValue = MaxML, matchlengthLog; ------------------ | | 103| 102|#define MaxML 52 ------------------ 1498| 102| size_t const matchlengthHeaderSize = FSE_readNCount(matchlengthNCount, &matchlengthMaxValue, &matchlengthLog, dictPtr, (size_t)(dictEnd-dictPtr)); 1499| 102| RETURN_ERROR_IF(FSE_isError(matchlengthHeaderSize), dictionary_corrupted, ""); ------------------ | | 114| 102| do { \ | | 115| 102| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 8, False: 94] | | ------------------ | | 116| 8| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 8|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 8] | | | | ------------------ | | ------------------ | | 117| 8| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 8| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 8| do { \ | | | | 99| 8| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 8] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 8| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 8] | | | | ------------------ | | ------------------ | | 119| 8| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 8|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 8] | | | | ------------------ | | ------------------ | | 120| 8| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 8|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 8] | | | | ------------------ | | ------------------ | | 121| 8| return ERROR(err); \ | | ------------------ | | | | 49| 8|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 8|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 8|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 8| } \ | | 123| 102| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 94] | | ------------------ ------------------ 1500| 94| RETURN_ERROR_IF(matchlengthMaxValue > MaxML, dictionary_corrupted, ""); ------------------ | | 114| 94| do { \ | | 115| 94| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 94] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 94| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 94] | | ------------------ ------------------ 1501| 94| RETURN_ERROR_IF(matchlengthLog > MLFSELog, dictionary_corrupted, ""); ------------------ | | 114| 94| do { \ | | 115| 94| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 3, False: 91] | | ------------------ | | 116| 3| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 117| 3| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 3| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 3| do { \ | | | | 99| 3| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 3] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 3| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 119| 3| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 120| 3| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 121| 3| return ERROR(err); \ | | ------------------ | | | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 3| } \ | | 123| 94| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 91] | | ------------------ ------------------ 1502| 91| ZSTD_buildFSETable( entropy->MLTable, 1503| 91| matchlengthNCount, matchlengthMaxValue, 1504| 91| ML_base, ML_bits, 1505| 91| matchlengthLog, 1506| 91| entropy->workspace, sizeof(entropy->workspace), 1507| 91| /* bmi2 */ 0); 1508| 91| dictPtr += matchlengthHeaderSize; 1509| 91| } 1510| | 1511| 0| { short litlengthNCount[MaxLL+1]; 1512| 91| unsigned litlengthMaxValue = MaxLL, litlengthLog; ------------------ | | 104| 91|#define MaxLL 35 ------------------ 1513| 91| size_t const litlengthHeaderSize = FSE_readNCount(litlengthNCount, &litlengthMaxValue, &litlengthLog, dictPtr, (size_t)(dictEnd-dictPtr)); 1514| 91| RETURN_ERROR_IF(FSE_isError(litlengthHeaderSize), dictionary_corrupted, ""); ------------------ | | 114| 91| do { \ | | 115| 91| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 8, False: 83] | | ------------------ | | 116| 8| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 8|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 8] | | | | ------------------ | | ------------------ | | 117| 8| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 8| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 8| do { \ | | | | 99| 8| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 8] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 8| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 8] | | | | ------------------ | | ------------------ | | 119| 8| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 8|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 8] | | | | ------------------ | | ------------------ | | 120| 8| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 8|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 8] | | | | ------------------ | | ------------------ | | 121| 8| return ERROR(err); \ | | ------------------ | | | | 49| 8|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 8|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 8|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 8| } \ | | 123| 91| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 83] | | ------------------ ------------------ 1515| 83| RETURN_ERROR_IF(litlengthMaxValue > MaxLL, dictionary_corrupted, ""); ------------------ | | 114| 83| do { \ | | 115| 83| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 83] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 83| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 83] | | ------------------ ------------------ 1516| 83| RETURN_ERROR_IF(litlengthLog > LLFSELog, dictionary_corrupted, ""); ------------------ | | 114| 83| do { \ | | 115| 83| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1, False: 82] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 83| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 82] | | ------------------ ------------------ 1517| 82| ZSTD_buildFSETable( entropy->LLTable, 1518| 82| litlengthNCount, litlengthMaxValue, 1519| 82| LL_base, LL_bits, 1520| 82| litlengthLog, 1521| 82| entropy->workspace, sizeof(entropy->workspace), 1522| 82| /* bmi2 */ 0); 1523| 82| dictPtr += litlengthHeaderSize; 1524| 82| } 1525| | 1526| 82| RETURN_ERROR_IF(dictPtr+12 > dictEnd, dictionary_corrupted, ""); ------------------ | | 114| 82| do { \ | | 115| 82| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 10, False: 72] | | ------------------ | | 116| 10| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 10|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 10] | | | | ------------------ | | ------------------ | | 117| 10| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 10| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 10| do { \ | | | | 99| 10| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 10] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 10| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 10] | | | | ------------------ | | ------------------ | | 119| 10| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 10|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 10] | | | | ------------------ | | ------------------ | | 120| 10| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 10|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 10] | | | | ------------------ | | ------------------ | | 121| 10| return ERROR(err); \ | | ------------------ | | | | 49| 10|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 10|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 10|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 10| } \ | | 123| 82| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 72] | | ------------------ ------------------ 1527| 72| { int i; 1528| 72| size_t const dictContentSize = (size_t)(dictEnd - (dictPtr+12)); 1529| 132| for (i=0; i<3; i++) { ------------------ | Branch (1529:19): [True: 131, False: 1] ------------------ 1530| 131| U32 const rep = MEM_readLE32(dictPtr); dictPtr += 4; 1531| 131| RETURN_ERROR_IF(rep==0 || rep > dictContentSize, ------------------ | | 114| 131| do { \ | | 115| 388| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 5, False: 126] | | | Branch (115:13): [True: 66, False: 60] | | ------------------ | | 116| 71| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 71|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 71] | | | | ------------------ | | ------------------ | | 117| 71| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 71| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 71| do { \ | | | | 99| 71| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 71] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 71| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 71] | | | | ------------------ | | ------------------ | | 119| 71| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 71|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 71] | | | | ------------------ | | ------------------ | | 120| 71| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 71|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 71] | | | | ------------------ | | ------------------ | | 121| 71| return ERROR(err); \ | | ------------------ | | | | 49| 71|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 71|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 71|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 71| } \ | | 123| 131| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 60] | | ------------------ ------------------ 1532| 131| dictionary_corrupted, ""); 1533| 60| entropy->rep[i] = rep; 1534| 60| } } 1535| | 1536| 1| return (size_t)(dictPtr - (const BYTE*)dict); 1537| 72|} ZSTD_decompressBegin: 1561| 3.50k|{ 1562| 3.50k| assert(dctx != NULL); ------------------ | | 70| 3.50k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1563| 3.50k|#if ZSTD_TRACE 1564| 3.50k| dctx->traceCtx = (ZSTD_trace_decompress_begin != NULL) ? ZSTD_trace_decompress_begin(dctx) : 0; ------------------ | Branch (1564:22): [True: 0, False: 3.50k] ------------------ 1565| 3.50k|#endif 1566| 3.50k| dctx->expected = ZSTD_startingInputLength(dctx->format); /* dctx->format must be properly set */ 1567| 3.50k| dctx->stage = ZSTDds_getFrameHeaderSize; 1568| 3.50k| dctx->processedCSize = 0; 1569| 3.50k| dctx->decodedSize = 0; 1570| 3.50k| dctx->previousDstEnd = NULL; 1571| 3.50k| dctx->prefixStart = NULL; 1572| 3.50k| dctx->virtualStart = NULL; 1573| 3.50k| dctx->dictEnd = NULL; 1574| 3.50k| dctx->entropy.hufTable[0] = (HUF_DTable)((ZSTD_HUFFDTABLE_CAPACITY_LOG)*0x1000001); /* cover both little and big endian */ ------------------ | | 78| 3.50k|#define ZSTD_HUFFDTABLE_CAPACITY_LOG 12 ------------------ 1575| 3.50k| dctx->litEntropy = dctx->fseEntropy = 0; 1576| 3.50k| dctx->dictID = 0; 1577| 3.50k| dctx->bType = bt_reserved; 1578| 3.50k| dctx->isFrameDecompression = 1; 1579| 3.50k| ZSTD_STATIC_ASSERT(sizeof(dctx->entropy.rep) == sizeof(repStartValue)); ------------------ | | 43| 3.50k|#define ZSTD_STATIC_ASSERT(c) DEBUG_STATIC_ASSERT(c) | | ------------------ | | | | 39| 3.50k|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) | | ------------------ ------------------ 1580| 3.50k| ZSTD_memcpy(dctx->entropy.rep, repStartValue, sizeof(repStartValue)); /* initial repcodes */ ------------------ | | 44| 3.50k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1581| 3.50k| dctx->LLTptr = dctx->entropy.LLTable; 1582| 3.50k| dctx->MLTptr = dctx->entropy.MLTable; 1583| 3.50k| dctx->OFTptr = dctx->entropy.OFTable; 1584| 3.50k| dctx->HUFptr = dctx->entropy.hufTable; 1585| 3.50k| return 0; 1586| 3.50k|} ZSTD_decompressBegin_usingDict: 1589| 1.98k|{ 1590| 1.98k| FORWARD_IF_ERROR( ZSTD_decompressBegin(dctx) , ""); ------------------ | | 146| 1.98k| do { \ | | 147| 1.98k| size_t const err_code = (err); \ | | 148| 1.98k| if (ERR_isError(err_code)) { \ | | ------------------ | | | Branch (148:13): [True: 0, False: 1.98k] | | ------------------ | | 149| 0| RAWLOG(3, "%s:%d: ERROR!: forwarding error in %s: %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 150| 0| __FILE__, __LINE__, ERR_QUOTE(err), ERR_getErrorName(err_code)); \ | | 151| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 152| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 153| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 154| 0| return err_code; \ | | 155| 0| } \ | | 156| 1.98k| } while(0) | | ------------------ | | | Branch (156:13): [Folded, False: 1.98k] | | ------------------ ------------------ 1591| 1.98k| if (dict && dictSize) ------------------ | Branch (1591:9): [True: 0, False: 1.98k] | Branch (1591:17): [True: 0, False: 0] ------------------ 1592| 0| RETURN_ERROR_IF( ------------------ | | 114| 0| do { \ | | 115| 0| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 0] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 0| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 0] | | ------------------ ------------------ 1593| 1.98k| ZSTD_isError(ZSTD_decompress_insertDictionary(dctx, dict, dictSize)), 1594| 1.98k| dictionary_corrupted, ""); 1595| 1.98k| return 0; 1596| 1.98k|} ZSTD_decompressBegin_usingDDict: 1602| 1.52k|{ 1603| 1.52k| DEBUGLOG(4, "ZSTD_decompressBegin_usingDDict"); ------------------ | | 104| 1.52k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 1.52k] | | ------------------ ------------------ 1604| 1.52k| assert(dctx != NULL); ------------------ | | 70| 1.52k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1605| 1.52k| if (ddict) { ------------------ | Branch (1605:9): [True: 1.52k, False: 0] ------------------ 1606| 1.52k| const char* const dictStart = (const char*)ZSTD_DDict_dictContent(ddict); 1607| 1.52k| size_t const dictSize = ZSTD_DDict_dictSize(ddict); 1608| 1.52k| const void* const dictEnd = dictStart + dictSize; 1609| 1.52k| dctx->ddictIsCold = (dctx->dictEnd != dictEnd); 1610| 1.52k| DEBUGLOG(4, "DDict is %s", ------------------ | | 104| 1.52k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 1.52k] | | ------------------ ------------------ 1611| 1.52k| dctx->ddictIsCold ? "~cold~" : "hot!"); 1612| 1.52k| } 1613| 1.52k| FORWARD_IF_ERROR( ZSTD_decompressBegin(dctx) , ""); ------------------ | | 146| 1.52k| do { \ | | 147| 1.52k| size_t const err_code = (err); \ | | 148| 1.52k| if (ERR_isError(err_code)) { \ | | ------------------ | | | Branch (148:13): [True: 0, False: 1.52k] | | ------------------ | | 149| 0| RAWLOG(3, "%s:%d: ERROR!: forwarding error in %s: %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 150| 0| __FILE__, __LINE__, ERR_QUOTE(err), ERR_getErrorName(err_code)); \ | | 151| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 152| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 153| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 154| 0| return err_code; \ | | 155| 0| } \ | | 156| 1.52k| } while(0) | | ------------------ | | | Branch (156:13): [Folded, False: 1.52k] | | ------------------ ------------------ 1614| 1.52k| if (ddict) { /* NULL ddict is equivalent to no dictionary */ ------------------ | Branch (1614:9): [True: 1.52k, False: 0] ------------------ 1615| 1.52k| ZSTD_copyDDictParameters(dctx, ddict); 1616| 1.52k| } 1617| 1.52k| return 0; 1618| 1.52k|} ZSTD_decompress_usingDDict: 1660| 6.52k|{ 1661| | /* pass content and size in case legacy frames are encountered */ 1662| 6.52k| return ZSTD_decompressMultiFrame(dctx, dst, dstCapacity, src, srcSize, 1663| | NULL, 0, 1664| 6.52k| ddict); 1665| 6.52k|} zstd_decompress.c:ZSTD_initDCtx_internal: 253| 6.47k|{ 254| 6.47k| dctx->staticSize = 0; 255| 6.47k| dctx->ddict = NULL; 256| 6.47k| dctx->ddictLocal = NULL; 257| 6.47k| dctx->dictEnd = NULL; 258| 6.47k| dctx->ddictIsCold = 0; 259| 6.47k| dctx->dictUses = ZSTD_dont_use; 260| 6.47k| dctx->inBuff = NULL; 261| 6.47k| dctx->inBuffSize = 0; 262| 6.47k| dctx->outBuffSize = 0; 263| 6.47k| dctx->streamStage = zdss_init; 264| 6.47k|#if defined(ZSTD_LEGACY_SUPPORT) && (ZSTD_LEGACY_SUPPORT>=1) 265| 6.47k| dctx->legacyContext = NULL; 266| 6.47k| dctx->previousLegacyVersion = 0; 267| 6.47k|#endif 268| 6.47k| dctx->noForwardProgress = 0; 269| 6.47k| dctx->oversizedDuration = 0; 270| 6.47k| dctx->isFrameDecompression = 1; 271| 6.47k|#if DYNAMIC_BMI2 272| 6.47k| dctx->bmi2 = ZSTD_cpuSupportsBmi2(); 273| 6.47k|#endif 274| 6.47k| dctx->ddictSet = NULL; 275| 6.47k| ZSTD_DCtx_resetParameters(dctx); 276| 6.47k|#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION 277| | dctx->dictContentEndForFuzzing = NULL; 278| 6.47k|#endif 279| 6.47k|} zstd_decompress.c:ZSTD_createDCtx_internal: 294| 6.47k|static ZSTD_DCtx* ZSTD_createDCtx_internal(ZSTD_customMem customMem) { 295| 6.47k| if ((!customMem.customAlloc) ^ (!customMem.customFree)) return NULL; ------------------ | Branch (295:9): [True: 0, False: 6.47k] ------------------ 296| | 297| 6.47k| { ZSTD_DCtx* const dctx = (ZSTD_DCtx*)ZSTD_customMalloc(sizeof(*dctx), customMem); 298| 6.47k| if (!dctx) return NULL; ------------------ | Branch (298:13): [True: 0, False: 6.47k] ------------------ 299| 6.47k| dctx->customMem = customMem; 300| 6.47k| ZSTD_initDCtx_internal(dctx); 301| 6.47k| return dctx; 302| 6.47k| } 303| 6.47k|} zstd_decompress.c:ZSTD_clearDict: 317| 10.6k|{ 318| 10.6k| ZSTD_freeDDict(dctx->ddictLocal); 319| 10.6k| dctx->ddictLocal = NULL; 320| | dctx->ddict = NULL; 321| 10.6k| dctx->dictUses = ZSTD_dont_use; 322| 10.6k|} zstd_decompress.c:ZSTD_frameHeaderSize_internal: 417| 6.52k|{ 418| 6.52k| size_t const minInputSize = ZSTD_startingInputLength(format); 419| 6.52k| RETURN_ERROR_IF(srcSize < minInputSize, srcSize_wrong, ""); ------------------ | | 114| 6.52k| do { \ | | 115| 6.52k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 6.52k] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 6.52k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 6.52k] | | ------------------ ------------------ 420| | 421| 6.52k| { BYTE const fhd = ((const BYTE*)src)[minInputSize-1]; 422| 6.52k| U32 const dictID= fhd & 3; 423| 6.52k| U32 const singleSegment = (fhd >> 5) & 1; 424| 6.52k| U32 const fcsId = fhd >> 6; 425| 6.52k| return minInputSize + !singleSegment 426| 6.52k| + ZSTD_did_fieldSize[dictID] + ZSTD_fcs_fieldSize[fcsId] 427| 6.52k| + (singleSegment && !fcsId); ------------------ | Branch (427:17): [True: 1.43k, False: 5.09k] | Branch (427:34): [True: 84, False: 1.34k] ------------------ 428| 6.52k| } 429| 6.52k|} zstd_decompress.c:ZSTD_startingInputLength: 233| 21.9k|{ 234| 21.9k| size_t const startingInputLength = ZSTD_FRAMEHEADERSIZE_PREFIX(format); ------------------ | | 1257| 21.9k|#define ZSTD_FRAMEHEADERSIZE_PREFIX(format) ((format) == ZSTD_f_zstd1 ? 5 : 1) /* minimum input size required to query frame header size */ | | ------------------ | | | Branch (1257:46): [True: 21.9k, False: 0] | | ------------------ ------------------ 235| | /* only supports formats ZSTD_f_zstd1 and ZSTD_f_zstd1_magicless */ 236| 21.9k| assert( (format == ZSTD_f_zstd1) || (format == ZSTD_f_zstd1_magicless) ); ------------------ | | 70| 21.9k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 237| 21.9k| return startingInputLength; 238| 21.9k|} zstd_decompress.c:readSkippableFrameSize: 588| 4|{ 589| 4| size_t const skippableHeaderSize = ZSTD_SKIPPABLEHEADERSIZE; ------------------ | | 1260| 4|#define ZSTD_SKIPPABLEHEADERSIZE 8 ------------------ 590| 4| U32 sizeU32; 591| | 592| 4| RETURN_ERROR_IF(srcSize < ZSTD_SKIPPABLEHEADERSIZE, srcSize_wrong, ""); ------------------ | | 114| 4| do { \ | | 115| 4| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 4] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 4| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 4] | | ------------------ ------------------ 593| | 594| 4| sizeU32 = MEM_readLE32((BYTE const*)src + ZSTD_FRAMEIDSIZE); ------------------ | | 82| 4|#define ZSTD_FRAMEIDSIZE 4 /* magic number size */ ------------------ 595| 4| RETURN_ERROR_IF((U32)(sizeU32 + ZSTD_SKIPPABLEHEADERSIZE) < sizeU32, ------------------ | | 114| 4| do { \ | | 115| 4| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 4] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 4| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 4] | | ------------------ ------------------ 596| 4| frameParameter_unsupported, ""); 597| 4| { size_t const skippableSize = skippableHeaderSize + sizeU32; 598| 4| RETURN_ERROR_IF(skippableSize > srcSize, srcSize_wrong, ""); ------------------ | | 114| 4| do { \ | | 115| 4| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 4, False: 0] | | ------------------ | | 116| 4| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 117| 4| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 4| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 4| do { \ | | | | 99| 4| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 4] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 4| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 119| 4| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 120| 4| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 121| 4| return ERROR(err); \ | | ------------------ | | | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 4| } \ | | 123| 4| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 0] | | ------------------ ------------------ 599| 0| return skippableSize; 600| 4| } 601| 4|} zstd_decompress.c:ZSTD_decompressMultiFrame: 1075| 6.52k|{ 1076| 6.52k| void* const dststart = dst; 1077| 6.52k| int moreThan1Frame = 0; 1078| | 1079| 6.52k| DEBUGLOG(5, "ZSTD_decompressMultiFrame"); ------------------ | | 104| 6.52k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 6.52k] | | ------------------ ------------------ 1080| 6.52k| assert(dict==NULL || ddict==NULL); /* either dict or ddict set, not both */ ------------------ | | 70| 6.52k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1081| | 1082| 6.52k| if (ddict) { ------------------ | Branch (1082:9): [True: 2.31k, False: 4.20k] ------------------ 1083| 2.31k| dict = ZSTD_DDict_dictContent(ddict); 1084| 2.31k| dictSize = ZSTD_DDict_dictSize(ddict); 1085| 2.31k| } 1086| | 1087| 8.51k| while (srcSize >= ZSTD_startingInputLength(dctx->format)) { ------------------ | Branch (1087:12): [True: 8.27k, False: 237] ------------------ 1088| | 1089| 8.27k|#if defined(ZSTD_LEGACY_SUPPORT) && (ZSTD_LEGACY_SUPPORT >= 1) 1090| 8.27k| if (dctx->format == ZSTD_f_zstd1 && ZSTD_isLegacy(src, srcSize)) { ------------------ | Branch (1090:13): [True: 8.27k, False: 0] | Branch (1090:45): [True: 4.76k, False: 3.51k] ------------------ 1091| 4.76k| size_t decodedSize; 1092| 4.76k| size_t const frameSize = ZSTD_findFrameCompressedSizeLegacy(src, srcSize); 1093| 4.76k| if (ZSTD_isError(frameSize)) return frameSize; ------------------ | | 44| 4.76k|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (1093:17): [True: 175, False: 4.58k] ------------------ 1094| 4.58k| RETURN_ERROR_IF(dctx->staticSize, memory_allocation, ------------------ | | 114| 4.58k| do { \ | | 115| 4.58k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 4.58k] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 4.58k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 4.58k] | | ------------------ ------------------ 1095| 4.58k| "legacy support is not compatible with static dctx"); 1096| | 1097| 4.58k| decodedSize = ZSTD_decompressLegacy(dst, dstCapacity, src, frameSize, dict, dictSize); 1098| 4.58k| if (ZSTD_isError(decodedSize)) return decodedSize; ------------------ | | 44| 4.58k|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (1098:17): [True: 2.64k, False: 1.94k] ------------------ 1099| | 1100| 1.94k| { 1101| 1.94k| unsigned long long const expectedSize = ZSTD_getFrameContentSize(src, srcSize); 1102| 1.94k| RETURN_ERROR_IF(expectedSize == ZSTD_CONTENTSIZE_ERROR, corruption_detected, "Corrupted frame header!"); ------------------ | | 114| 1.94k| do { \ | | 115| 1.94k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1, False: 1.94k] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 1.94k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 1.94k] | | ------------------ ------------------ 1103| 1.94k| if (expectedSize != ZSTD_CONTENTSIZE_UNKNOWN) { ------------------ | | 203| 1.94k|#define ZSTD_CONTENTSIZE_UNKNOWN (0ULL - 1) ------------------ | Branch (1103:21): [True: 185, False: 1.76k] ------------------ 1104| 185| RETURN_ERROR_IF(expectedSize != decodedSize, corruption_detected, ------------------ | | 114| 185| do { \ | | 115| 185| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 184, False: 1] | | ------------------ | | 116| 184| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 184|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 184] | | | | ------------------ | | ------------------ | | 117| 184| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 184| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 184| do { \ | | | | 99| 184| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 184] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 184| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 184] | | | | ------------------ | | ------------------ | | 119| 184| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 184|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 184] | | | | ------------------ | | ------------------ | | 120| 184| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 184|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 184] | | | | ------------------ | | ------------------ | | 121| 184| return ERROR(err); \ | | ------------------ | | | | 49| 184|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 184|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 184|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 184| } \ | | 123| 185| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 1] | | ------------------ ------------------ 1105| 185| "Frame header size does not match decoded size!"); 1106| 185| } 1107| 1.94k| } 1108| | 1109| 1.76k| assert(decodedSize <= dstCapacity); ------------------ | | 70| 1.76k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1110| 1.76k| dst = (BYTE*)dst + decodedSize; 1111| 1.76k| dstCapacity -= decodedSize; 1112| | 1113| 1.76k| src = (const BYTE*)src + frameSize; 1114| 1.76k| srcSize -= frameSize; 1115| | 1116| 1.76k| continue; 1117| 1.94k| } 1118| 3.51k|#endif 1119| | 1120| 3.51k| if (dctx->format == ZSTD_f_zstd1 && srcSize >= 4) { ------------------ | Branch (1120:13): [True: 3.51k, False: 0] | Branch (1120:45): [True: 3.51k, False: 0] ------------------ 1121| 3.51k| U32 const magicNumber = MEM_readLE32(src); 1122| 3.51k| DEBUGLOG(5, "reading magic number %08X", (unsigned)magicNumber); ------------------ | | 104| 3.51k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 3.51k] | | ------------------ ------------------ 1123| 3.51k| if ((magicNumber & ZSTD_MAGIC_SKIPPABLE_MASK) == ZSTD_MAGIC_SKIPPABLE_START) { ------------------ | | 145| 3.51k|#define ZSTD_MAGIC_SKIPPABLE_MASK 0xFFFFFFF0 ------------------ if ((magicNumber & ZSTD_MAGIC_SKIPPABLE_MASK) == ZSTD_MAGIC_SKIPPABLE_START) { ------------------ | | 144| 3.51k|#define ZSTD_MAGIC_SKIPPABLE_START 0x184D2A50 /* all 16 values, from 0x184D2A50 to 0x184D2A5F, signal the beginning of a skippable frame */ ------------------ | Branch (1123:17): [True: 4, False: 3.50k] ------------------ 1124| | /* skippable frame detected : skip it */ 1125| 4| size_t const skippableSize = readSkippableFrameSize(src, srcSize); 1126| 4| FORWARD_IF_ERROR(skippableSize, "invalid skippable frame"); ------------------ | | 146| 4| do { \ | | 147| 4| size_t const err_code = (err); \ | | 148| 4| if (ERR_isError(err_code)) { \ | | ------------------ | | | Branch (148:13): [True: 4, False: 0] | | ------------------ | | 149| 4| RAWLOG(3, "%s:%d: ERROR!: forwarding error in %s: %s", \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 150| 4| __FILE__, __LINE__, ERR_QUOTE(err), ERR_getErrorName(err_code)); \ | | 151| 4| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 4| do { \ | | | | 99| 4| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 4] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 4| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 152| 4| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 153| 4| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 154| 4| return err_code; \ | | 155| 4| } \ | | 156| 4| } while(0) | | ------------------ | | | Branch (156:13): [Folded, False: 0] | | ------------------ ------------------ 1127| 0| assert(skippableSize <= srcSize); ------------------ | | 70| 0|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1128| | 1129| 0| src = (const BYTE *)src + skippableSize; 1130| 0| srcSize -= skippableSize; 1131| 0| continue; /* check next frame */ 1132| 4| } } 1133| | 1134| 3.50k| if (ddict) { ------------------ | Branch (1134:13): [True: 1.52k, False: 1.98k] ------------------ 1135| | /* we were called from ZSTD_decompress_usingDDict */ 1136| 1.52k| FORWARD_IF_ERROR(ZSTD_decompressBegin_usingDDict(dctx, ddict), ""); ------------------ | | 146| 1.52k| do { \ | | 147| 1.52k| size_t const err_code = (err); \ | | 148| 1.52k| if (ERR_isError(err_code)) { \ | | ------------------ | | | Branch (148:13): [True: 0, False: 1.52k] | | ------------------ | | 149| 0| RAWLOG(3, "%s:%d: ERROR!: forwarding error in %s: %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 150| 0| __FILE__, __LINE__, ERR_QUOTE(err), ERR_getErrorName(err_code)); \ | | 151| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 152| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 153| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 154| 0| return err_code; \ | | 155| 0| } \ | | 156| 1.52k| } while(0) | | ------------------ | | | Branch (156:13): [Folded, False: 1.52k] | | ------------------ ------------------ 1137| 1.98k| } else { 1138| | /* this will initialize correctly with no dict if dict == NULL, so 1139| | * use this in all cases but ddict */ 1140| 1.98k| FORWARD_IF_ERROR(ZSTD_decompressBegin_usingDict(dctx, dict, dictSize), ""); ------------------ | | 146| 1.98k| do { \ | | 147| 1.98k| size_t const err_code = (err); \ | | 148| 1.98k| if (ERR_isError(err_code)) { \ | | ------------------ | | | Branch (148:13): [True: 0, False: 1.98k] | | ------------------ | | 149| 0| RAWLOG(3, "%s:%d: ERROR!: forwarding error in %s: %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 150| 0| __FILE__, __LINE__, ERR_QUOTE(err), ERR_getErrorName(err_code)); \ | | 151| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 152| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 153| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 154| 0| return err_code; \ | | 155| 0| } \ | | 156| 1.98k| } while(0) | | ------------------ | | | Branch (156:13): [Folded, False: 1.98k] | | ------------------ ------------------ 1141| 1.98k| } 1142| 3.50k| ZSTD_checkContinuity(dctx, dst, dstCapacity); 1143| | 1144| 3.50k| { const size_t res = ZSTD_decompressFrame(dctx, dst, dstCapacity, 1145| 3.50k| &src, &srcSize); 1146| 3.50k| RETURN_ERROR_IF( ------------------ | | 114| 3.50k| do { \ | | 115| 7.39k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 381, False: 3.12k] | | | Branch (115:13): [True: 31, False: 350] | | ------------------ | | 116| 31| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 31|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 31] | | | | ------------------ | | ------------------ | | 117| 31| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 31| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 31| do { \ | | | | 99| 31| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 31] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 31| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 31] | | | | ------------------ | | ------------------ | | 119| 31| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 31|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 31] | | | | ------------------ | | ------------------ | | 120| 31| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 31|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 31] | | | | ------------------ | | ------------------ | | 121| 31| return ERROR(err); \ | | ------------------ | | | | 49| 31|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 31|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 31|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 31| } \ | | 123| 3.50k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 3.47k] | | ------------------ ------------------ 1147| 3.50k| (ZSTD_getErrorCode(res) == ZSTD_error_prefix_unknown) 1148| 3.50k| && (moreThan1Frame==1), 1149| 3.50k| srcSize_wrong, 1150| 3.50k| "At least one frame successfully completed, " 1151| 3.50k| "but following bytes are garbage: " 1152| 3.50k| "it's more likely to be a srcSize error, " 1153| 3.50k| "specifying more input bytes than size of frame(s). " 1154| 3.50k| "Note: one could be unlucky, it might be a corruption error instead, " 1155| 3.50k| "happening right at the place where we expect zstd magic bytes. " 1156| 3.50k| "But this is _much_ less likely than a srcSize field error."); 1157| 3.47k| if (ZSTD_isError(res)) return res; ------------------ | | 44| 3.47k|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (1157:17): [True: 3.24k, False: 227] ------------------ 1158| 227| assert(res <= dstCapacity); ------------------ | | 70| 227|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1159| 227| if (res != 0) ------------------ | Branch (1159:17): [True: 223, False: 4] ------------------ 1160| 223| dst = (BYTE*)dst + res; 1161| 227| dstCapacity -= res; 1162| 227| } 1163| 0| moreThan1Frame = 1; 1164| 227| } /* while (srcSize >= ZSTD_frameHeaderSize_prefix) */ 1165| | 1166| 237| RETURN_ERROR_IF(srcSize, srcSize_wrong, "input not entirely consumed"); ------------------ | | 114| 237| do { \ | | 115| 237| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 127, False: 110] | | ------------------ | | 116| 127| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 127|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 127] | | | | ------------------ | | ------------------ | | 117| 127| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 127| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 127| do { \ | | | | 99| 127| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 127] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 127| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 127] | | | | ------------------ | | ------------------ | | 119| 127| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 127|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 127] | | | | ------------------ | | ------------------ | | 120| 127| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 127|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 127] | | | | ------------------ | | ------------------ | | 121| 127| return ERROR(err); \ | | ------------------ | | | | 49| 127|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 127|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 127|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 127| } \ | | 123| 237| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 110] | | ------------------ ------------------ 1167| | 1168| 110| return (size_t)((BYTE*)dst - (BYTE*)dststart); 1169| 237|} zstd_decompress.c:ZSTD_decompressFrame: 956| 3.50k|{ 957| 3.50k| const BYTE* const istart = (const BYTE*)(*srcPtr); 958| 3.50k| const BYTE* ip = istart; 959| 3.50k| BYTE* const ostart = (BYTE*)dst; 960| 3.50k| BYTE* const oend = dstCapacity != 0 ? ostart + dstCapacity : ostart; ------------------ | Branch (960:24): [True: 3.50k, False: 1] ------------------ 961| 3.50k| BYTE* op = ostart; 962| 3.50k| size_t remainingSrcSize = *srcSizePtr; 963| | 964| 3.50k| DEBUGLOG(4, "ZSTD_decompressFrame (srcSize:%i)", (int)*srcSizePtr); ------------------ | | 104| 3.50k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 3.50k] | | ------------------ ------------------ 965| | 966| | /* check */ 967| 3.50k| RETURN_ERROR_IF( ------------------ | | 114| 3.50k| do { \ | | 115| 10.5k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 3.50k, False: 0] | | | Branch (115:13): [True: 49, False: 3.45k] | | ------------------ | | 116| 49| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 49|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 49] | | | | ------------------ | | ------------------ | | 117| 49| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 49| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 49| do { \ | | | | 99| 49| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 49] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 49| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 49] | | | | ------------------ | | ------------------ | | 119| 49| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 49|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 49] | | | | ------------------ | | ------------------ | | 120| 49| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 49|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 49] | | | | ------------------ | | ------------------ | | 121| 49| return ERROR(err); \ | | ------------------ | | | | 49| 49|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 49|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 49|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 49| } \ | | 123| 3.50k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 3.45k] | | ------------------ ------------------ 968| 3.50k| remainingSrcSize < ZSTD_FRAMEHEADERSIZE_MIN(dctx->format)+ZSTD_blockHeaderSize, 969| 3.50k| srcSize_wrong, ""); 970| | 971| | /* Frame Header */ 972| 3.45k| { size_t const frameHeaderSize = ZSTD_frameHeaderSize_internal( 973| 3.45k| ip, ZSTD_FRAMEHEADERSIZE_PREFIX(dctx->format), dctx->format); ------------------ | | 1257| 3.45k|#define ZSTD_FRAMEHEADERSIZE_PREFIX(format) ((format) == ZSTD_f_zstd1 ? 5 : 1) /* minimum input size required to query frame header size */ | | ------------------ | | | Branch (1257:46): [True: 3.45k, False: 0] | | ------------------ ------------------ 974| 3.45k| if (ZSTD_isError(frameHeaderSize)) return frameHeaderSize; ------------------ | | 44| 3.45k|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (974:13): [True: 0, False: 3.45k] ------------------ 975| 3.45k| RETURN_ERROR_IF(remainingSrcSize < frameHeaderSize+ZSTD_blockHeaderSize, ------------------ | | 114| 3.45k| do { \ | | 115| 3.45k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 9, False: 3.44k] | | ------------------ | | 116| 9| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 9|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 9] | | | | ------------------ | | ------------------ | | 117| 9| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 9| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 9| do { \ | | | | 99| 9| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 9] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 9| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 9] | | | | ------------------ | | ------------------ | | 119| 9| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 9|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 9] | | | | ------------------ | | ------------------ | | 120| 9| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 9|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 9] | | | | ------------------ | | ------------------ | | 121| 9| return ERROR(err); \ | | ------------------ | | | | 49| 9|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 9|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 9|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 9| } \ | | 123| 3.45k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 3.44k] | | ------------------ ------------------ 976| 3.45k| srcSize_wrong, ""); 977| 3.44k| FORWARD_IF_ERROR( ZSTD_decodeFrameHeader(dctx, ip, frameHeaderSize) , ""); ------------------ | | 146| 3.44k| do { \ | | 147| 3.44k| size_t const err_code = (err); \ | | 148| 3.44k| if (ERR_isError(err_code)) { \ | | ------------------ | | | Branch (148:13): [True: 385, False: 3.06k] | | ------------------ | | 149| 385| RAWLOG(3, "%s:%d: ERROR!: forwarding error in %s: %s", \ | | ------------------ | | | | 103| 385|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 385] | | | | ------------------ | | ------------------ | | 150| 385| __FILE__, __LINE__, ERR_QUOTE(err), ERR_getErrorName(err_code)); \ | | 151| 385| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 385| do { \ | | | | 99| 385| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 385] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 385| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 385] | | | | ------------------ | | ------------------ | | 152| 385| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 385|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 385] | | | | ------------------ | | ------------------ | | 153| 385| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 385|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 385] | | | | ------------------ | | ------------------ | | 154| 385| return err_code; \ | | 155| 385| } \ | | 156| 3.44k| } while(0) | | ------------------ | | | Branch (156:13): [Folded, False: 3.06k] | | ------------------ ------------------ 978| 3.06k| ip += frameHeaderSize; remainingSrcSize -= frameHeaderSize; 979| 3.06k| } 980| | 981| | /* Shrink the blockSizeMax if enabled */ 982| 3.06k| if (dctx->maxBlockSizeParam != 0) ------------------ | Branch (982:9): [True: 0, False: 3.06k] ------------------ 983| 0| dctx->fParams.blockSizeMax = MIN(dctx->fParams.blockSizeMax, (unsigned)dctx->maxBlockSizeParam); ------------------ | | 54| 0|#define MIN(a,b) ((a)<(b) ? (a) : (b)) | | ------------------ | | | Branch (54:19): [True: 0, False: 0] | | ------------------ ------------------ 984| | 985| | /* Loop on each block */ 986| 4.97k| while (1) { ------------------ | Branch (986:12): [True: 4.97k, Folded] ------------------ 987| 4.97k| BYTE* oBlockEnd = oend; 988| 4.97k| size_t decodedSize; 989| 4.97k| blockProperties_t blockProperties; 990| 4.97k| size_t const cBlockSize = ZSTD_getcBlockSize(ip, remainingSrcSize, &blockProperties); 991| 4.97k| if (ZSTD_isError(cBlockSize)) return cBlockSize; ------------------ | | 44| 4.97k|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (991:13): [True: 37, False: 4.94k] ------------------ 992| | 993| 4.94k| ip += ZSTD_blockHeaderSize; 994| 4.94k| remainingSrcSize -= ZSTD_blockHeaderSize; 995| 4.94k| RETURN_ERROR_IF(cBlockSize > remainingSrcSize, srcSize_wrong, ""); ------------------ | | 114| 4.94k| do { \ | | 115| 4.94k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 57, False: 4.88k] | | ------------------ | | 116| 57| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 57|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 57] | | | | ------------------ | | ------------------ | | 117| 57| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 57| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 57| do { \ | | | | 99| 57| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 57] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 57| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 57] | | | | ------------------ | | ------------------ | | 119| 57| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 57|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 57] | | | | ------------------ | | ------------------ | | 120| 57| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 57|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 57] | | | | ------------------ | | ------------------ | | 121| 57| return ERROR(err); \ | | ------------------ | | | | 49| 57|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 57|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 57|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 57| } \ | | 123| 4.94k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 4.88k] | | ------------------ ------------------ 996| | 997| 4.88k| if (ip >= op && ip < oBlockEnd) { ------------------ | Branch (997:13): [True: 2, False: 4.88k] | Branch (997:25): [True: 0, False: 2] ------------------ 998| | /* We are decompressing in-place. Limit the output pointer so that we 999| | * don't overwrite the block that we are currently reading. This will 1000| | * fail decompression if the input & output pointers aren't spaced 1001| | * far enough apart. 1002| | * 1003| | * This is important to set, even when the pointers are far enough 1004| | * apart, because ZSTD_decompressBlock_internal() can decide to store 1005| | * literals in the output buffer, after the block it is decompressing. 1006| | * Since we don't want anything to overwrite our input, we have to tell 1007| | * ZSTD_decompressBlock_internal to never write past ip. 1008| | * 1009| | * See ZSTD_allocateLiteralsBuffer() for reference. 1010| | */ 1011| 0| oBlockEnd = op + (ip - op); 1012| 0| } 1013| | 1014| 4.88k| switch(blockProperties.blockType) 1015| 4.88k| { 1016| 2.88k| case bt_compressed: ------------------ | Branch (1016:9): [True: 2.88k, False: 1.99k] ------------------ 1017| 2.88k| assert(dctx->isFrameDecompression == 1); ------------------ | | 70| 2.88k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1018| 2.88k| decodedSize = ZSTD_decompressBlock_internal(dctx, op, (size_t)(oBlockEnd-op), ip, cBlockSize, not_streaming); 1019| 2.88k| break; 1020| 1.64k| case bt_raw : ------------------ | Branch (1020:9): [True: 1.64k, False: 3.24k] ------------------ 1021| | /* Use oend instead of oBlockEnd because this function is safe to overlap. It uses memmove. */ 1022| 1.64k| decodedSize = ZSTD_copyRawBlock(op, (size_t)(oend-op), ip, cBlockSize); 1023| 1.64k| break; 1024| 354| case bt_rle : ------------------ | Branch (1024:9): [True: 354, False: 4.52k] ------------------ 1025| 354| decodedSize = ZSTD_setRleBlock(op, (size_t)(oBlockEnd-op), *ip, blockProperties.origSize); 1026| 354| break; 1027| 0| case bt_reserved : ------------------ | Branch (1027:9): [True: 0, False: 4.88k] ------------------ 1028| 0| default: ------------------ | Branch (1028:9): [True: 0, False: 4.88k] ------------------ 1029| 0| RETURN_ERROR(corruption_detected, "invalid block type"); ------------------ | | 131| 0| do { \ | | 132| 0| RAWLOG(3, "%s:%d: ERROR!: unconditional check failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 133| 0| __FILE__, __LINE__, ERR_QUOTE(ERROR(err))); \ | | 134| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 135| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 136| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 137| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 138| 0| } while(0) | | ------------------ | | | Branch (138:13): [Folded, False: 0] | | ------------------ ------------------ 1030| 4.88k| } 1031| 4.88k| FORWARD_IF_ERROR(decodedSize, "Block decompression failure"); ------------------ | | 146| 4.88k| do { \ | | 147| 4.88k| size_t const err_code = (err); \ | | 148| 4.88k| if (ERR_isError(err_code)) { \ | | ------------------ | | | Branch (148:13): [True: 2.58k, False: 2.29k] | | ------------------ | | 149| 2.58k| RAWLOG(3, "%s:%d: ERROR!: forwarding error in %s: %s", \ | | ------------------ | | | | 103| 2.58k|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 2.58k] | | | | ------------------ | | ------------------ | | 150| 2.58k| __FILE__, __LINE__, ERR_QUOTE(err), ERR_getErrorName(err_code)); \ | | 151| 2.58k| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 2.58k| do { \ | | | | 99| 2.58k| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 2.58k] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 2.58k| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 2.58k] | | | | ------------------ | | ------------------ | | 152| 2.58k| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 2.58k|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 2.58k] | | | | ------------------ | | ------------------ | | 153| 2.58k| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 2.58k|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 2.58k] | | | | ------------------ | | ------------------ | | 154| 2.58k| return err_code; \ | | 155| 2.58k| } \ | | 156| 4.88k| } while(0) | | ------------------ | | | Branch (156:13): [Folded, False: 2.29k] | | ------------------ ------------------ 1032| 2.29k| DEBUGLOG(5, "Decompressed block of dSize = %u", (unsigned)decodedSize); ------------------ | | 104| 2.29k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 2.29k] | | ------------------ ------------------ 1033| 2.29k| if (dctx->validateChecksum) { ------------------ | Branch (1033:13): [True: 1.64k, False: 649] ------------------ 1034| 1.64k| XXH64_update(&dctx->xxhState, op, decodedSize); ------------------ | | 460| 1.64k|# define XXH64_update XXH_NAME2(XXH_NAMESPACE, XXH64_update) | | ------------------ | | | | 443| 1.64k|# define XXH_NAME2(A,B) XXH_CAT(A,B) | | | | ------------------ | | | | | | 442| 1.64k|# define XXH_CAT(A,B) A##B | | | | ------------------ | | ------------------ ------------------ 1035| 1.64k| } 1036| 2.29k| if (decodedSize) /* support dst = NULL,0 */ { ------------------ | Branch (1036:13): [True: 785, False: 1.50k] ------------------ 1037| 785| op += decodedSize; 1038| 785| } 1039| 2.29k| assert(ip != NULL); ------------------ | | 70| 2.29k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1040| 2.29k| ip += cBlockSize; 1041| 2.29k| remainingSrcSize -= cBlockSize; 1042| 2.29k| if (blockProperties.lastBlock) break; ------------------ | Branch (1042:13): [True: 380, False: 1.91k] ------------------ 1043| 2.29k| } 1044| | 1045| 380| if (dctx->fParams.frameContentSize != ZSTD_CONTENTSIZE_UNKNOWN) { ------------------ | | 203| 380|#define ZSTD_CONTENTSIZE_UNKNOWN (0ULL - 1) ------------------ | Branch (1045:9): [True: 191, False: 189] ------------------ 1046| 191| RETURN_ERROR_IF((U64)(op-ostart) != dctx->fParams.frameContentSize, ------------------ | | 114| 191| do { \ | | 115| 191| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 118, False: 73] | | ------------------ | | 116| 118| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 118|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 118] | | | | ------------------ | | ------------------ | | 117| 118| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 118| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 118| do { \ | | | | 99| 118| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 118] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 118| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 118] | | | | ------------------ | | ------------------ | | 119| 118| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 118|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 118] | | | | ------------------ | | ------------------ | | 120| 118| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 118|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 118] | | | | ------------------ | | ------------------ | | 121| 118| return ERROR(err); \ | | ------------------ | | | | 49| 118|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 118|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 118|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 118| } \ | | 123| 191| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 73] | | ------------------ ------------------ 1047| 191| corruption_detected, ""); 1048| 191| } 1049| 262| if (dctx->fParams.checksumFlag) { /* Frame content checksum verification */ ------------------ | Branch (1049:9): [True: 35, False: 227] ------------------ 1050| 35| RETURN_ERROR_IF(remainingSrcSize<4, checksum_wrong, ""); ------------------ | | 114| 35| do { \ | | 115| 35| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 3, False: 32] | | ------------------ | | 116| 3| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 117| 3| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 3| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 3| do { \ | | | | 99| 3| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 3] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 3| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 119| 3| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 120| 3| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 121| 3| return ERROR(err); \ | | ------------------ | | | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 3| } \ | | 123| 35| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 32] | | ------------------ ------------------ 1051| 32| if (!dctx->forceIgnoreChecksum) { ------------------ | Branch (1051:13): [True: 32, False: 0] ------------------ 1052| 32| U32 const checkCalc = (U32)XXH64_digest(&dctx->xxhState); ------------------ | | 461| 32|# define XXH64_digest XXH_NAME2(XXH_NAMESPACE, XXH64_digest) | | ------------------ | | | | 443| 32|# define XXH_NAME2(A,B) XXH_CAT(A,B) | | | | ------------------ | | | | | | 442| 32|# define XXH_CAT(A,B) A##B | | | | ------------------ | | ------------------ ------------------ 1053| 32| U32 checkRead; 1054| 32| checkRead = MEM_readLE32(ip); 1055| 32| RETURN_ERROR_IF(checkRead != checkCalc, checksum_wrong, ""); ------------------ | | 114| 32| do { \ | | 115| 32| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 32, False: 0] | | ------------------ | | 116| 32| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 32|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 32] | | | | ------------------ | | ------------------ | | 117| 32| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 32| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 32| do { \ | | | | 99| 32| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 32] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 32| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 32] | | | | ------------------ | | ------------------ | | 119| 32| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 32|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 32] | | | | ------------------ | | ------------------ | | 120| 32| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 32|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 32] | | | | ------------------ | | ------------------ | | 121| 32| return ERROR(err); \ | | ------------------ | | | | 49| 32|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 32|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 32|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 32| } \ | | 123| 32| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 0] | | ------------------ ------------------ 1056| 32| } 1057| 0| ip += 4; 1058| 0| remainingSrcSize -= 4; 1059| 0| } 1060| 227| ZSTD_DCtx_trace_end(dctx, (U64)(op-ostart), (U64)(ip-istart), /* streaming */ 0); 1061| | /* Allow caller to get size read */ 1062| 227| DEBUGLOG(4, "ZSTD_decompressFrame: decompressed frame of size %i, consuming %i bytes of input", (int)(op-ostart), (int)(ip - (const BYTE*)*srcPtr)); ------------------ | | 104| 227|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 227] | | ------------------ ------------------ 1063| 227| *srcPtr = ip; 1064| 227| *srcSizePtr = remainingSrcSize; 1065| 227| return (size_t)(op-ostart); 1066| 262|} zstd_decompress.c:ZSTD_getDDict: 1181| 4.20k|{ 1182| 4.20k| switch (dctx->dictUses) { 1183| 0| default: ------------------ | Branch (1183:5): [True: 0, False: 4.20k] ------------------ 1184| 0| assert(0 /* Impossible */); ------------------ | | 70| 0|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1185| 0| ZSTD_FALLTHROUGH; ------------------ | | 262| 0|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 1186| 4.20k| case ZSTD_dont_use: ------------------ | Branch (1186:5): [True: 4.20k, False: 0] ------------------ 1187| 4.20k| ZSTD_clearDict(dctx); 1188| 4.20k| return NULL; 1189| 0| case ZSTD_use_indefinitely: ------------------ | Branch (1189:5): [True: 0, False: 4.20k] ------------------ 1190| 0| return dctx->ddict; 1191| 0| case ZSTD_use_once: ------------------ | Branch (1191:5): [True: 0, False: 4.20k] ------------------ 1192| 0| dctx->dictUses = ZSTD_dont_use; 1193| 0| return dctx->ddict; 1194| 4.20k| } 1195| 4.20k|} zstd_decompress.c:ZSTD_decodeFrameHeader: 703| 3.44k|{ 704| 3.44k| size_t const result = ZSTD_getFrameHeader_advanced(&(dctx->fParams), src, headerSize, dctx->format); 705| 3.44k| if (ZSTD_isError(result)) return result; /* invalid header */ ------------------ | | 44| 3.44k|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (705:9): [True: 385, False: 3.06k] ------------------ 706| 3.06k| RETURN_ERROR_IF(result>0, srcSize_wrong, "headerSize too small"); ------------------ | | 114| 3.06k| do { \ | | 115| 3.06k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 3.06k] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 3.06k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 3.06k] | | ------------------ ------------------ 707| | 708| | /* Reference DDict requested by frame if dctx references multiple ddicts */ 709| 3.06k| if (dctx->refMultipleDDicts == ZSTD_rmd_refMultipleDDicts && dctx->ddictSet) { ------------------ | Branch (709:9): [True: 0, False: 3.06k] | Branch (709:66): [True: 0, False: 0] ------------------ 710| 0| ZSTD_DCtx_selectFrameDDict(dctx); 711| 0| } 712| | 713| |#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION 714| | /* Skip the dictID check in fuzzing mode, because it makes the search 715| | * harder. 716| | */ 717| | RETURN_ERROR_IF(dctx->fParams.dictID && (dctx->dictID != dctx->fParams.dictID), 718| | dictionary_wrong, ""); 719| |#endif 720| 3.06k| dctx->validateChecksum = (dctx->fParams.checksumFlag && !dctx->forceIgnoreChecksum) ? 1 : 0; ------------------ | Branch (720:31): [True: 614, False: 2.44k] | Branch (720:61): [True: 614, False: 0] ------------------ 721| 3.06k| if (dctx->validateChecksum) XXH64_reset(&dctx->xxhState, 0); ------------------ | | 459| 614|# define XXH64_reset XXH_NAME2(XXH_NAMESPACE, XXH64_reset) | | ------------------ | | | | 443| 614|# define XXH_NAME2(A,B) XXH_CAT(A,B) | | | | ------------------ | | | | | | 442| 614|# define XXH_CAT(A,B) A##B | | | | ------------------ | | ------------------ ------------------ | Branch (721:9): [True: 614, False: 2.44k] ------------------ 722| 3.06k| dctx->processedCSize += headerSize; 723| 3.06k| return 0; 724| 3.06k|} zstd_decompress.c:ZSTD_copyRawBlock: 898| 1.64k|{ 899| 1.64k| DEBUGLOG(5, "ZSTD_copyRawBlock"); ------------------ | | 104| 1.64k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 1.64k] | | ------------------ ------------------ 900| 1.64k| RETURN_ERROR_IF(srcSize > dstCapacity, dstSize_tooSmall, ""); ------------------ | | 114| 1.64k| do { \ | | 115| 1.64k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 3, False: 1.64k] | | ------------------ | | 116| 3| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 117| 3| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 3| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 3| do { \ | | | | 99| 3| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 3] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 3| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 119| 3| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 120| 3| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 121| 3| return ERROR(err); \ | | ------------------ | | | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 3| } \ | | 123| 1.64k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 1.64k] | | ------------------ ------------------ 901| 1.64k| if (dst == NULL) { ------------------ | Branch (901:9): [True: 0, False: 1.64k] ------------------ 902| 0| if (srcSize == 0) return 0; ------------------ | Branch (902:13): [True: 0, False: 0] ------------------ 903| 0| RETURN_ERROR(dstBuffer_null, ""); ------------------ | | 131| 0| do { \ | | 132| 0| RAWLOG(3, "%s:%d: ERROR!: unconditional check failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 133| 0| __FILE__, __LINE__, ERR_QUOTE(ERROR(err))); \ | | 134| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 135| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 136| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 137| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 138| 0| } while(0) | | ------------------ | | | Branch (138:13): [Folded, False: 0] | | ------------------ ------------------ 904| 0| } 905| 1.64k| ZSTD_memmove(dst, src, srcSize); ------------------ | | 45| 1.64k|# define ZSTD_memmove(d,s,l) __builtin_memmove((d),(s),(l)) ------------------ 906| 1.64k| return srcSize; 907| 1.64k|} zstd_decompress.c:ZSTD_setRleBlock: 912| 354|{ 913| 354| RETURN_ERROR_IF(regenSize > dstCapacity, dstSize_tooSmall, ""); ------------------ | | 114| 354| do { \ | | 115| 354| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 9, False: 345] | | ------------------ | | 116| 9| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 9|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 9] | | | | ------------------ | | ------------------ | | 117| 9| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 9| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 9| do { \ | | | | 99| 9| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 9] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 9| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 9] | | | | ------------------ | | ------------------ | | 119| 9| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 9|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 9] | | | | ------------------ | | ------------------ | | 120| 9| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 9|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 9] | | | | ------------------ | | ------------------ | | 121| 9| return ERROR(err); \ | | ------------------ | | | | 49| 9|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 9|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 9|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 9| } \ | | 123| 354| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 345] | | ------------------ ------------------ 914| 345| if (dst == NULL) { ------------------ | Branch (914:9): [True: 0, False: 345] ------------------ 915| 0| if (regenSize == 0) return 0; ------------------ | Branch (915:13): [True: 0, False: 0] ------------------ 916| 0| RETURN_ERROR(dstBuffer_null, ""); ------------------ | | 131| 0| do { \ | | 132| 0| RAWLOG(3, "%s:%d: ERROR!: unconditional check failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 133| 0| __FILE__, __LINE__, ERR_QUOTE(ERROR(err))); \ | | 134| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 135| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 136| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 137| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 138| 0| } while(0) | | ------------------ | | | Branch (138:13): [Folded, False: 0] | | ------------------ ------------------ 917| 0| } 918| 345| ZSTD_memset(dst, b, regenSize); ------------------ | | 46| 345|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) ------------------ 919| 345| return regenSize; 920| 345|} zstd_decompress.c:ZSTD_DCtx_trace_end: 923| 227|{ 924| 227|#if ZSTD_TRACE 925| 227| if (dctx->traceCtx && ZSTD_trace_decompress_end != NULL) { ------------------ | Branch (925:9): [True: 0, False: 227] | Branch (925:27): [True: 0, False: 0] ------------------ 926| 0| ZSTD_Trace trace; 927| 0| ZSTD_memset(&trace, 0, sizeof(trace)); ------------------ | | 46| 0|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) ------------------ 928| 0| trace.version = ZSTD_VERSION_NUMBER; ------------------ | | 115| 0|#define ZSTD_VERSION_NUMBER (ZSTD_VERSION_MAJOR *100*100 + ZSTD_VERSION_MINOR *100 + ZSTD_VERSION_RELEASE) | | ------------------ | | | | 112| 0|#define ZSTD_VERSION_MAJOR 1 | | ------------------ | | #define ZSTD_VERSION_NUMBER (ZSTD_VERSION_MAJOR *100*100 + ZSTD_VERSION_MINOR *100 + ZSTD_VERSION_RELEASE) | | ------------------ | | | | 113| 0|#define ZSTD_VERSION_MINOR 5 | | ------------------ | | #define ZSTD_VERSION_NUMBER (ZSTD_VERSION_MAJOR *100*100 + ZSTD_VERSION_MINOR *100 + ZSTD_VERSION_RELEASE) | | ------------------ | | | | 114| 0|#define ZSTD_VERSION_RELEASE 7 | | ------------------ ------------------ 929| 0| trace.streaming = streaming; 930| 0| if (dctx->ddict) { ------------------ | Branch (930:13): [True: 0, False: 0] ------------------ 931| 0| trace.dictionaryID = ZSTD_getDictID_fromDDict(dctx->ddict); 932| 0| trace.dictionarySize = ZSTD_DDict_dictSize(dctx->ddict); 933| 0| trace.dictionaryIsCold = dctx->ddictIsCold; 934| 0| } 935| 0| trace.uncompressedSize = (size_t)uncompressedSize; 936| 0| trace.compressedSize = (size_t)compressedSize; 937| 0| trace.dctx = dctx; 938| 0| ZSTD_trace_decompress_end(dctx->traceCtx, &trace); 939| 0| } 940| |#else 941| | (void)dctx; 942| | (void)uncompressedSize; 943| | (void)compressedSize; 944| | (void)streaming; 945| |#endif 946| 227|} zstd_decompress.c:ZSTD_DCtx_resetParameters: 241| 6.47k|{ 242| 6.47k| assert(dctx->streamStage == zdss_init); ------------------ | | 70| 6.47k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 243| 6.47k| dctx->format = ZSTD_f_zstd1; 244| 6.47k| dctx->maxWindowSize = ZSTD_MAXWINDOWSIZE_DEFAULT; ------------------ | | 40| 6.47k|# define ZSTD_MAXWINDOWSIZE_DEFAULT (((U32)1 << ZSTD_WINDOWLOG_LIMIT_DEFAULT) + 1) | | ------------------ | | | | 1287| 6.47k|#define ZSTD_WINDOWLOG_LIMIT_DEFAULT 27 /* by default, the streaming decoder will refuse any frame | | ------------------ ------------------ 245| 6.47k| dctx->outBufferMode = ZSTD_bm_buffered; 246| 6.47k| dctx->forceIgnoreChecksum = ZSTD_d_validateChecksum; 247| 6.47k| dctx->refMultipleDDicts = ZSTD_rmd_refSingleDDict; 248| 6.47k| dctx->disableHufAsm = 0; 249| 6.47k| dctx->maxBlockSizeParam = 0; 250| 6.47k|} ZSTD_getcBlockSize: 65| 4.97k|{ 66| 4.97k| RETURN_ERROR_IF(srcSize < ZSTD_blockHeaderSize, srcSize_wrong, ""); ------------------ | | 114| 4.97k| do { \ | | 115| 4.97k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 4, False: 4.97k] | | ------------------ | | 116| 4| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 117| 4| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 4| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 4| do { \ | | | | 99| 4| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 4] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 4| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 119| 4| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 120| 4| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 121| 4| return ERROR(err); \ | | ------------------ | | | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 4| } \ | | 123| 4.97k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 4.97k] | | ------------------ ------------------ 67| | 68| 4.97k| { U32 const cBlockHeader = MEM_readLE24(src); 69| 4.97k| U32 const cSize = cBlockHeader >> 3; 70| 4.97k| bpPtr->lastBlock = cBlockHeader & 1; 71| 4.97k| bpPtr->blockType = (blockType_e)((cBlockHeader >> 1) & 3); 72| 4.97k| bpPtr->origSize = cSize; /* only useful for RLE */ 73| 4.97k| if (bpPtr->blockType == bt_rle) return 1; ------------------ | Branch (73:13): [True: 354, False: 4.61k] ------------------ 74| 4.61k| RETURN_ERROR_IF(bpPtr->blockType == bt_reserved, corruption_detected, ""); ------------------ | | 114| 4.61k| do { \ | | 115| 4.61k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 33, False: 4.58k] | | ------------------ | | 116| 33| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 33|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 33] | | | | ------------------ | | ------------------ | | 117| 33| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 33| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 33| do { \ | | | | 99| 33| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 33] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 33| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 33] | | | | ------------------ | | ------------------ | | 119| 33| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 33|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 33] | | | | ------------------ | | ------------------ | | 120| 33| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 33|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 33] | | | | ------------------ | | ------------------ | | 121| 33| return ERROR(err); \ | | ------------------ | | | | 49| 33|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 33|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 33|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 33| } \ | | 123| 4.61k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 4.58k] | | ------------------ ------------------ 75| 4.58k| return cSize; 76| 4.61k| } 77| 4.61k|} ZSTD_buildFSETable: 630| 2.40k|{ 631| 2.40k|#if DYNAMIC_BMI2 632| 2.40k| if (bmi2) { ------------------ | Branch (632:9): [True: 2.12k, False: 275] ------------------ 633| 2.12k| ZSTD_buildFSETable_body_bmi2(dt, normalizedCounter, maxSymbolValue, 634| 2.12k| baseValue, nbAdditionalBits, tableLog, wksp, wkspSize); 635| 2.12k| return; 636| 2.12k| } 637| 275|#endif 638| 275| (void)bmi2; 639| 275| ZSTD_buildFSETable_body_default(dt, normalizedCounter, maxSymbolValue, 640| 275| baseValue, nbAdditionalBits, tableLog, wksp, wkspSize); 641| 275|} ZSTD_decodeSeqHeaders: 697| 2.19k|{ 698| 2.19k| const BYTE* const istart = (const BYTE*)src; 699| 2.19k| const BYTE* const iend = istart + srcSize; 700| 2.19k| const BYTE* ip = istart; 701| 2.19k| int nbSeq; 702| 2.19k| DEBUGLOG(5, "ZSTD_decodeSeqHeaders"); ------------------ | | 104| 2.19k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 2.19k] | | ------------------ ------------------ 703| | 704| | /* check */ 705| 2.19k| RETURN_ERROR_IF(srcSize < MIN_SEQUENCES_SIZE, srcSize_wrong, ""); ------------------ | | 114| 2.19k| do { \ | | 115| 2.19k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1, False: 2.19k] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 2.19k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 2.19k] | | ------------------ ------------------ 706| | 707| | /* SeqHead */ 708| 2.19k| nbSeq = *ip++; 709| 2.19k| if (nbSeq > 0x7F) { ------------------ | Branch (709:9): [True: 1.63k, False: 560] ------------------ 710| 1.63k| if (nbSeq == 0xFF) { ------------------ | Branch (710:13): [True: 69, False: 1.56k] ------------------ 711| 69| RETURN_ERROR_IF(ip+2 > iend, srcSize_wrong, ""); ------------------ | | 114| 69| do { \ | | 115| 69| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 3, False: 66] | | ------------------ | | 116| 3| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 117| 3| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 3| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 3| do { \ | | | | 99| 3| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 3] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 3| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 119| 3| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 120| 3| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 121| 3| return ERROR(err); \ | | ------------------ | | | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 3| } \ | | 123| 69| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 66] | | ------------------ ------------------ 712| 66| nbSeq = MEM_readLE16(ip) + LONGNBSEQ; ------------------ | | 96| 66|#define LONGNBSEQ 0x7F00 ------------------ 713| 66| ip+=2; 714| 1.56k| } else { 715| 1.56k| RETURN_ERROR_IF(ip >= iend, srcSize_wrong, ""); ------------------ | | 114| 1.56k| do { \ | | 115| 1.56k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1, False: 1.56k] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 1.56k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 1.56k] | | ------------------ ------------------ 716| 1.56k| nbSeq = ((nbSeq-0x80)<<8) + *ip++; 717| 1.56k| } 718| 1.63k| } 719| 2.18k| *nbSeqPtr = nbSeq; 720| | 721| 2.18k| if (nbSeq == 0) { ------------------ | Branch (721:9): [True: 105, False: 2.08k] ------------------ 722| | /* No sequence : section ends immediately */ 723| 105| RETURN_ERROR_IF(ip != iend, corruption_detected, ------------------ | | 114| 105| do { \ | | 115| 105| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 18, False: 87] | | ------------------ | | 116| 18| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 18|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 117| 18| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 18| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 18| do { \ | | | | 99| 18| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 18] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 18| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 119| 18| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 18|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 120| 18| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 18|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 121| 18| return ERROR(err); \ | | ------------------ | | | | 49| 18|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 18|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 18|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 18| } \ | | 123| 105| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 87] | | ------------------ ------------------ 724| 105| "extraneous data present in the Sequences section"); 725| 87| return (size_t)(ip - istart); 726| 105| } 727| | 728| | /* FSE table descriptors */ 729| 2.08k| RETURN_ERROR_IF(ip+1 > iend, srcSize_wrong, ""); /* minimum possible size: 1 byte for symbol encoding types */ ------------------ | | 114| 2.08k| do { \ | | 115| 2.08k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1, False: 2.08k] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 2.08k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 2.08k] | | ------------------ ------------------ 730| 2.08k| RETURN_ERROR_IF(*ip & 3, corruption_detected, ""); /* The last field, Reserved, must be all-zeroes. */ ------------------ | | 114| 2.08k| do { \ | | 115| 2.08k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 32, False: 2.04k] | | ------------------ | | 116| 32| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 32|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 32] | | | | ------------------ | | ------------------ | | 117| 32| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 32| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 32| do { \ | | | | 99| 32| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 32] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 32| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 32] | | | | ------------------ | | ------------------ | | 119| 32| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 32|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 32] | | | | ------------------ | | ------------------ | | 120| 32| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 32|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 32] | | | | ------------------ | | ------------------ | | 121| 32| return ERROR(err); \ | | ------------------ | | | | 49| 32|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 32|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 32|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 32| } \ | | 123| 2.08k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 2.04k] | | ------------------ ------------------ 731| 2.04k| { SymbolEncodingType_e const LLtype = (SymbolEncodingType_e)(*ip >> 6); 732| 2.04k| SymbolEncodingType_e const OFtype = (SymbolEncodingType_e)((*ip >> 4) & 3); 733| 2.04k| SymbolEncodingType_e const MLtype = (SymbolEncodingType_e)((*ip >> 2) & 3); 734| 2.04k| ip++; 735| | 736| | /* Build DTables */ 737| 2.04k| { size_t const llhSize = ZSTD_buildSeqTable(dctx->entropy.LLTable, &dctx->LLTptr, 738| 2.04k| LLtype, MaxLL, LLFSELog, ------------------ | | 104| 2.04k|#define MaxLL 35 ------------------ LLtype, MaxLL, LLFSELog, ------------------ | | 109| 2.04k|#define LLFSELog 9 ------------------ 739| 2.04k| ip, iend-ip, 740| 2.04k| LL_base, LL_bits, 741| 2.04k| LL_defaultDTable, dctx->fseEntropy, 742| 2.04k| dctx->ddictIsCold, nbSeq, 743| 2.04k| dctx->workspace, sizeof(dctx->workspace), 744| 2.04k| ZSTD_DCtx_get_bmi2(dctx)); 745| 2.04k| RETURN_ERROR_IF(ZSTD_isError(llhSize), corruption_detected, "ZSTD_buildSeqTable failed"); ------------------ | | 114| 2.04k| do { \ | | 115| 2.04k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 7, False: 2.04k] | | ------------------ | | 116| 7| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 7|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 7] | | | | ------------------ | | ------------------ | | 117| 7| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 7| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 7| do { \ | | | | 99| 7| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 7] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 7| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 7] | | | | ------------------ | | ------------------ | | 119| 7| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 7|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 7] | | | | ------------------ | | ------------------ | | 120| 7| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 7|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 7] | | | | ------------------ | | ------------------ | | 121| 7| return ERROR(err); \ | | ------------------ | | | | 49| 7|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 7|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 7|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 7| } \ | | 123| 2.04k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 2.04k] | | ------------------ ------------------ 746| 2.04k| ip += llhSize; 747| 2.04k| } 748| | 749| 0| { size_t const ofhSize = ZSTD_buildSeqTable(dctx->entropy.OFTable, &dctx->OFTptr, 750| 2.04k| OFtype, MaxOff, OffFSELog, ------------------ | | 106| 2.04k|#define MaxOff 31 ------------------ OFtype, MaxOff, OffFSELog, ------------------ | | 110| 2.04k|#define OffFSELog 8 ------------------ 751| 2.04k| ip, iend-ip, 752| 2.04k| OF_base, OF_bits, 753| 2.04k| OF_defaultDTable, dctx->fseEntropy, 754| 2.04k| dctx->ddictIsCold, nbSeq, 755| 2.04k| dctx->workspace, sizeof(dctx->workspace), 756| 2.04k| ZSTD_DCtx_get_bmi2(dctx)); 757| 2.04k| RETURN_ERROR_IF(ZSTD_isError(ofhSize), corruption_detected, "ZSTD_buildSeqTable failed"); ------------------ | | 114| 2.04k| do { \ | | 115| 2.04k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 18, False: 2.02k] | | ------------------ | | 116| 18| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 18|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 117| 18| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 18| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 18| do { \ | | | | 99| 18| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 18] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 18| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 119| 18| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 18|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 120| 18| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 18|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 121| 18| return ERROR(err); \ | | ------------------ | | | | 49| 18|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 18|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 18|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 18| } \ | | 123| 2.04k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 2.02k] | | ------------------ ------------------ 758| 2.02k| ip += ofhSize; 759| 2.02k| } 760| | 761| 0| { size_t const mlhSize = ZSTD_buildSeqTable(dctx->entropy.MLTable, &dctx->MLTptr, 762| 2.02k| MLtype, MaxML, MLFSELog, ------------------ | | 103| 2.02k|#define MaxML 52 ------------------ MLtype, MaxML, MLFSELog, ------------------ | | 108| 2.02k|#define MLFSELog 9 ------------------ 763| 2.02k| ip, iend-ip, 764| 2.02k| ML_base, ML_bits, 765| 2.02k| ML_defaultDTable, dctx->fseEntropy, 766| 2.02k| dctx->ddictIsCold, nbSeq, 767| 2.02k| dctx->workspace, sizeof(dctx->workspace), 768| 2.02k| ZSTD_DCtx_get_bmi2(dctx)); 769| 2.02k| RETURN_ERROR_IF(ZSTD_isError(mlhSize), corruption_detected, "ZSTD_buildSeqTable failed"); ------------------ | | 114| 2.02k| do { \ | | 115| 2.02k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 10, False: 2.01k] | | ------------------ | | 116| 10| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 10|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 10] | | | | ------------------ | | ------------------ | | 117| 10| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 10| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 10| do { \ | | | | 99| 10| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 10] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 10| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 10] | | | | ------------------ | | ------------------ | | 119| 10| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 10|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 10] | | | | ------------------ | | ------------------ | | 120| 10| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 10|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 10] | | | | ------------------ | | ------------------ | | 121| 10| return ERROR(err); \ | | ------------------ | | | | 49| 10|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 10|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 10|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 10| } \ | | 123| 2.02k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 2.01k] | | ------------------ ------------------ 770| 2.01k| ip += mlhSize; 771| 2.01k| } 772| 2.01k| } 773| | 774| 0| return ip-istart; 775| 2.02k|} ZSTD_decompressBlock_internal: 2069| 2.88k|{ /* blockType == blockCompressed */ 2070| 2.88k| const BYTE* ip = (const BYTE*)src; 2071| 2.88k| DEBUGLOG(5, "ZSTD_decompressBlock_internal (cSize : %u)", (unsigned)srcSize); ------------------ | | 104| 2.88k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 2.88k] | | ------------------ ------------------ 2072| | 2073| | /* Note : the wording of the specification 2074| | * allows compressed block to be sized exactly ZSTD_blockSizeMax(dctx). 2075| | * This generally does not happen, as it makes little sense, 2076| | * since an uncompressed block would feature same size and have no decompression cost. 2077| | * Also, note that decoder from reference libzstd before < v1.5.4 2078| | * would consider this edge case as an error. 2079| | * As a consequence, avoid generating compressed blocks of size ZSTD_blockSizeMax(dctx) 2080| | * for broader compatibility with the deployed ecosystem of zstd decoders */ 2081| 2.88k| RETURN_ERROR_IF(srcSize > ZSTD_blockSizeMax(dctx), srcSize_wrong, ""); ------------------ | | 114| 2.88k| do { \ | | 115| 2.88k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1, False: 2.88k] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 2.88k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 2.88k] | | ------------------ ------------------ 2082| | 2083| | /* Decode literals section */ 2084| 2.88k| { size_t const litCSize = ZSTD_decodeLiteralsBlock(dctx, src, srcSize, dst, dstCapacity, streaming); 2085| 2.88k| DEBUGLOG(5, "ZSTD_decodeLiteralsBlock : cSize=%u, nbLiterals=%zu", (U32)litCSize, dctx->litSize); ------------------ | | 104| 2.88k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 2.88k] | | ------------------ ------------------ 2086| 2.88k| if (ZSTD_isError(litCSize)) return litCSize; ------------------ | | 44| 2.88k|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (2086:13): [True: 694, False: 2.19k] ------------------ 2087| 2.19k| ip += litCSize; 2088| 2.19k| srcSize -= litCSize; 2089| 2.19k| } 2090| | 2091| | /* Build Decoding Tables */ 2092| 0| { 2093| | /* Compute the maximum block size, which must also work when !frame and fParams are unset. 2094| | * Additionally, take the min with dstCapacity to ensure that the totalHistorySize fits in a size_t. 2095| | */ 2096| 2.19k| size_t const blockSizeMax = MIN(dstCapacity, ZSTD_blockSizeMax(dctx)); ------------------ | | 54| 2.19k|#define MIN(a,b) ((a)<(b) ? (a) : (b)) | | ------------------ | | | Branch (54:19): [True: 104, False: 2.08k] | | ------------------ ------------------ 2097| 2.19k| size_t const totalHistorySize = ZSTD_totalHistorySize(ZSTD_maybeNullPtrAdd((BYTE*)dst, blockSizeMax), (BYTE const*)dctx->virtualStart); 2098| | /* isLongOffset must be true if there are long offsets. 2099| | * Offsets are long if they are larger than ZSTD_maxShortOffset(). 2100| | * We don't expect that to be the case in 64-bit mode. 2101| | * 2102| | * We check here to see if our history is large enough to allow long offsets. 2103| | * If it isn't, then we can't possible have (valid) long offsets. If the offset 2104| | * is invalid, then it is okay to read it incorrectly. 2105| | * 2106| | * If isLongOffsets is true, then we will later check our decoding table to see 2107| | * if it is even possible to generate long offsets. 2108| | */ 2109| 2.19k| ZSTD_longOffset_e isLongOffset = (ZSTD_longOffset_e)(MEM_32bits() && (totalHistorySize > ZSTD_maxShortOffset())); ------------------ | Branch (2109:62): [True: 0, False: 2.19k] | Branch (2109:78): [True: 0, False: 0] ------------------ 2110| | /* These macros control at build-time which decompressor implementation 2111| | * we use. If neither is defined, we do some inspection and dispatch at 2112| | * runtime. 2113| | */ 2114| 2.19k|#if !defined(ZSTD_FORCE_DECOMPRESS_SEQUENCES_SHORT) && \ 2115| 2.19k| !defined(ZSTD_FORCE_DECOMPRESS_SEQUENCES_LONG) 2116| 2.19k| int usePrefetchDecoder = dctx->ddictIsCold; 2117| |#else 2118| | /* Set to 1 to avoid computing offset info if we don't need to. 2119| | * Otherwise this value is ignored. 2120| | */ 2121| | int usePrefetchDecoder = 1; 2122| |#endif 2123| 2.19k| int nbSeq; 2124| 2.19k| size_t const seqHSize = ZSTD_decodeSeqHeaders(dctx, &nbSeq, ip, srcSize); 2125| 2.19k| if (ZSTD_isError(seqHSize)) return seqHSize; ------------------ | | 44| 2.19k|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (2125:13): [True: 91, False: 2.10k] ------------------ 2126| 2.10k| ip += seqHSize; 2127| 2.10k| srcSize -= seqHSize; 2128| | 2129| 2.10k| RETURN_ERROR_IF((dst == NULL || dstCapacity == 0) && nbSeq > 0, dstSize_tooSmall, "NULL not handled"); ------------------ | | 114| 2.10k| do { \ | | 115| 8.40k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 2.10k] | | | Branch (115:13): [True: 1, False: 2.09k] | | | Branch (115:13): [True: 1, False: 0] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 2.10k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 2.09k] | | ------------------ ------------------ 2130| 2.09k| RETURN_ERROR_IF(MEM_64bits() && sizeof(size_t) == sizeof(void*) && (size_t)(-1) - (size_t)dst < (size_t)(1 << 20), dstSize_tooSmall, ------------------ | | 114| 2.09k| do { \ | | 115| 10.4k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 2.09k, False: 0] | | | Branch (115:13): [True: 0, Folded] | | | Branch (115:13): [True: 0, False: 2.09k] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 2.09k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 2.09k] | | ------------------ ------------------ 2131| 2.09k| "invalid dst"); 2132| | 2133| | /* If we could potentially have long offsets, or we might want to use the prefetch decoder, 2134| | * compute information about the share of long offsets, and the maximum nbAdditionalBits. 2135| | * NOTE: could probably use a larger nbSeq limit 2136| | */ 2137| 2.09k| if (isLongOffset || (!usePrefetchDecoder && (totalHistorySize > (1u << 24)) && (nbSeq > 8))) { ------------------ | Branch (2137:13): [True: 0, False: 2.09k] | Branch (2137:30): [True: 1.11k, False: 984] | Branch (2137:53): [True: 0, False: 1.11k] | Branch (2137:88): [True: 0, False: 0] ------------------ 2138| 0| ZSTD_OffsetInfo const info = ZSTD_getOffsetInfo(dctx->OFTptr, nbSeq); 2139| 0| if (isLongOffset && info.maxNbAdditionalBits <= STREAM_ACCUMULATOR_MIN) { ------------------ | | 45| 0|#define STREAM_ACCUMULATOR_MIN ((U32)(MEM_32bits() ? STREAM_ACCUMULATOR_MIN_32 : STREAM_ACCUMULATOR_MIN_64)) | | ------------------ | | | | 43| 0|#define STREAM_ACCUMULATOR_MIN_32 25 | | ------------------ | | #define STREAM_ACCUMULATOR_MIN ((U32)(MEM_32bits() ? STREAM_ACCUMULATOR_MIN_32 : STREAM_ACCUMULATOR_MIN_64)) | | ------------------ | | | | 44| 0|#define STREAM_ACCUMULATOR_MIN_64 57 | | ------------------ | | | Branch (45:42): [True: 0, False: 0] | | ------------------ ------------------ | Branch (2139:17): [True: 0, False: 0] | Branch (2139:33): [True: 0, False: 0] ------------------ 2140| | /* If isLongOffset, but the maximum number of additional bits that we see in our table is small 2141| | * enough, then we know it is impossible to have too long an offset in this block, so we can 2142| | * use the regular offset decoder. 2143| | */ 2144| 0| isLongOffset = ZSTD_lo_isRegularOffset; 2145| 0| } 2146| 0| if (!usePrefetchDecoder) { ------------------ | Branch (2146:17): [True: 0, False: 0] ------------------ 2147| 0| U32 const minShare = MEM_64bits() ? 7 : 20; /* heuristic values, correspond to 2.73% and 7.81% */ ------------------ | Branch (2147:38): [True: 0, False: 0] ------------------ 2148| 0| usePrefetchDecoder = (info.longOffsetShare >= minShare); 2149| 0| } 2150| 0| } 2151| | 2152| 2.09k| dctx->ddictIsCold = 0; 2153| | 2154| 2.09k|#if !defined(ZSTD_FORCE_DECOMPRESS_SEQUENCES_SHORT) && \ 2155| 2.09k| !defined(ZSTD_FORCE_DECOMPRESS_SEQUENCES_LONG) 2156| 2.09k| if (usePrefetchDecoder) { ------------------ | Branch (2156:13): [True: 984, False: 1.11k] ------------------ 2157| |#else 2158| | (void)usePrefetchDecoder; 2159| | { 2160| |#endif 2161| 984|#ifndef ZSTD_FORCE_DECOMPRESS_SEQUENCES_SHORT 2162| 984| return ZSTD_decompressSequencesLong(dctx, dst, dstCapacity, ip, srcSize, nbSeq, isLongOffset); 2163| 984|#endif 2164| 984| } 2165| | 2166| 1.11k|#ifndef ZSTD_FORCE_DECOMPRESS_SEQUENCES_LONG 2167| | /* else */ 2168| 1.11k| if (dctx->litBufferLocation == ZSTD_split) ------------------ | Branch (2168:13): [True: 596, False: 519] ------------------ 2169| 596| return ZSTD_decompressSequencesSplitLitBuffer(dctx, dst, dstCapacity, ip, srcSize, nbSeq, isLongOffset); 2170| 519| else 2171| 519| return ZSTD_decompressSequences(dctx, dst, dstCapacity, ip, srcSize, nbSeq, isLongOffset); 2172| 1.11k|#endif 2173| 1.11k| } 2174| 1.11k|} ZSTD_checkContinuity: 2179| 3.50k|{ 2180| 3.50k| if (dst != dctx->previousDstEnd && dstSize > 0) { /* not contiguous */ ------------------ | Branch (2180:9): [True: 3.50k, False: 0] | Branch (2180:40): [True: 3.50k, False: 1] ------------------ 2181| 3.50k| dctx->dictEnd = dctx->previousDstEnd; 2182| 3.50k| dctx->virtualStart = (const char*)dst - ((const char*)(dctx->previousDstEnd) - (const char*)(dctx->prefixStart)); 2183| 3.50k| dctx->prefixStart = dst; 2184| 3.50k| dctx->previousDstEnd = dst; 2185| 3.50k| } 2186| 3.50k|} zstd_decompress_block.c:ZSTD_decodeLiteralsBlock: 137| 2.88k|{ 138| 2.88k| DEBUGLOG(5, "ZSTD_decodeLiteralsBlock"); ------------------ | | 104| 2.88k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 2.88k] | | ------------------ ------------------ 139| 2.88k| RETURN_ERROR_IF(srcSize < MIN_CBLOCK_SIZE, corruption_detected, ""); ------------------ | | 114| 2.88k| do { \ | | 115| 2.88k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 3, False: 2.88k] | | ------------------ | | 116| 3| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 117| 3| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 3| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 3| do { \ | | | | 99| 3| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 3] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 3| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 119| 3| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 120| 3| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 121| 3| return ERROR(err); \ | | ------------------ | | | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 3| } \ | | 123| 2.88k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 2.88k] | | ------------------ ------------------ 140| | 141| 2.88k| { const BYTE* const istart = (const BYTE*) src; 142| 2.88k| SymbolEncodingType_e const litEncType = (SymbolEncodingType_e)(istart[0] & 3); 143| 2.88k| size_t const blockSizeMax = ZSTD_blockSizeMax(dctx); 144| | 145| 2.88k| switch(litEncType) 146| 2.88k| { 147| 2| case set_repeat: ------------------ | Branch (147:9): [True: 2, False: 2.88k] ------------------ 148| 2| DEBUGLOG(5, "set_repeat flag : re-using stats from previous compressed literals block"); ------------------ | | 104| 2|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 2] | | ------------------ ------------------ 149| 2| RETURN_ERROR_IF(dctx->litEntropy==0, dictionary_corrupted, ""); ------------------ | | 114| 2| do { \ | | 115| 2| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 2, False: 0] | | ------------------ | | 116| 2| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 2|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 2] | | | | ------------------ | | ------------------ | | 117| 2| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 2| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 2| do { \ | | | | 99| 2| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 2] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 2| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 2] | | | | ------------------ | | ------------------ | | 119| 2| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 2|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 2] | | | | ------------------ | | ------------------ | | 120| 2| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 2|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 2] | | | | ------------------ | | ------------------ | | 121| 2| return ERROR(err); \ | | ------------------ | | | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 2| } \ | | 123| 2| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 0] | | ------------------ ------------------ 150| 0| ZSTD_FALLTHROUGH; ------------------ | | 262| 0|# define ZSTD_FALLTHROUGH ; __attribute__((__fallthrough__)) ------------------ 151| | 152| 681| case set_compressed: ------------------ | Branch (152:9): [True: 681, False: 2.20k] ------------------ 153| 681| RETURN_ERROR_IF(srcSize < 5, corruption_detected, "srcSize >= MIN_CBLOCK_SIZE == 2; here we need up to 5 for case 3"); ------------------ | | 114| 681| do { \ | | 115| 681| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1, False: 680] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 681| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 680] | | ------------------ ------------------ 154| 680| { size_t lhSize, litSize, litCSize; 155| 680| U32 singleStream=0; 156| 680| U32 const lhlCode = (istart[0] >> 2) & 3; 157| 680| U32 const lhc = MEM_readLE32(istart); 158| 680| size_t hufSuccess; 159| 680| size_t expectedWriteSize = MIN(blockSizeMax, dstCapacity); ------------------ | | 54| 680|#define MIN(a,b) ((a)<(b) ? (a) : (b)) | | ------------------ | | | Branch (54:19): [True: 604, False: 76] | | ------------------ ------------------ 160| 680| int const flags = 0 161| 680| | (ZSTD_DCtx_get_bmi2(dctx) ? HUF_flags_bmi2 : 0) ------------------ | Branch (161:24): [True: 680, False: 0] ------------------ 162| 680| | (dctx->disableHufAsm ? HUF_flags_disableAsm : 0); ------------------ | Branch (162:24): [True: 0, False: 680] ------------------ 163| 680| switch(lhlCode) 164| 680| { 165| 125| case 0: case 1: default: /* note : default is impossible, since lhlCode into [0..3] */ ------------------ | Branch (165:17): [True: 69, False: 611] | Branch (165:25): [True: 56, False: 624] | Branch (165:33): [True: 0, False: 680] ------------------ 166| | /* 2 - 2 - 10 - 10 */ 167| 125| singleStream = !lhlCode; 168| 125| lhSize = 3; 169| 125| litSize = (lhc >> 4) & 0x3FF; 170| 125| litCSize = (lhc >> 14) & 0x3FF; 171| 125| break; 172| 498| case 2: ------------------ | Branch (172:17): [True: 498, False: 182] ------------------ 173| | /* 2 - 2 - 14 - 14 */ 174| 498| lhSize = 4; 175| 498| litSize = (lhc >> 4) & 0x3FFF; 176| 498| litCSize = lhc >> 18; 177| 498| break; 178| 57| case 3: ------------------ | Branch (178:17): [True: 57, False: 623] ------------------ 179| | /* 2 - 2 - 18 - 18 */ 180| 57| lhSize = 5; 181| 57| litSize = (lhc >> 4) & 0x3FFFF; 182| 57| litCSize = (lhc >> 22) + ((size_t)istart[4] << 10); 183| 57| break; 184| 680| } 185| 680| RETURN_ERROR_IF(litSize > 0 && dst == NULL, dstSize_tooSmall, "NULL not handled"); ------------------ | | 114| 680| do { \ | | 115| 2.02k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 667, False: 13] | | | Branch (115:13): [True: 0, False: 667] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 680| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 680] | | ------------------ ------------------ 186| 680| RETURN_ERROR_IF(litSize > blockSizeMax, corruption_detected, ""); ------------------ | | 114| 680| do { \ | | 115| 680| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 4, False: 676] | | ------------------ | | 116| 4| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 117| 4| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 4| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 4| do { \ | | | | 99| 4| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 4] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 4| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 119| 4| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 120| 4| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 121| 4| return ERROR(err); \ | | ------------------ | | | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 4| } \ | | 123| 680| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 676] | | ------------------ ------------------ 187| 676| if (!singleStream) ------------------ | Branch (187:21): [True: 607, False: 69] ------------------ 188| 607| RETURN_ERROR_IF(litSize < MIN_LITERALS_FOR_4_STREAMS, literals_headerWrong, ------------------ | | 114| 607| do { \ | | 115| 607| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 4, False: 603] | | ------------------ | | 116| 4| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 117| 4| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 4| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 4| do { \ | | | | 99| 4| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 4] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 4| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 119| 4| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 120| 4| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 121| 4| return ERROR(err); \ | | ------------------ | | | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 4| } \ | | 123| 607| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 603] | | ------------------ ------------------ 189| 676| "Not enough literals (%zu) for the 4-streams mode (min %u)", 190| 676| litSize, MIN_LITERALS_FOR_4_STREAMS); 191| 672| RETURN_ERROR_IF(litCSize + lhSize > srcSize, corruption_detected, ""); ------------------ | | 114| 672| do { \ | | 115| 672| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 27, False: 645] | | ------------------ | | 116| 27| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 27|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 27] | | | | ------------------ | | ------------------ | | 117| 27| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 27| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 27| do { \ | | | | 99| 27| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 27] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 27| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 27] | | | | ------------------ | | ------------------ | | 119| 27| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 27|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 27] | | | | ------------------ | | ------------------ | | 120| 27| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 27|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 27] | | | | ------------------ | | ------------------ | | 121| 27| return ERROR(err); \ | | ------------------ | | | | 49| 27|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 27|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 27|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 27| } \ | | 123| 672| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 645] | | ------------------ ------------------ 192| 645| RETURN_ERROR_IF(expectedWriteSize < litSize , dstSize_tooSmall, ""); ------------------ | | 114| 645| do { \ | | 115| 645| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 2, False: 643] | | ------------------ | | 116| 2| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 2|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 2] | | | | ------------------ | | ------------------ | | 117| 2| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 2| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 2| do { \ | | | | 99| 2| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 2] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 2| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 2] | | | | ------------------ | | ------------------ | | 119| 2| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 2|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 2] | | | | ------------------ | | ------------------ | | 120| 2| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 2|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 2] | | | | ------------------ | | ------------------ | | 121| 2| return ERROR(err); \ | | ------------------ | | | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 2| } \ | | 123| 645| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 643] | | ------------------ ------------------ 193| 643| ZSTD_allocateLiteralsBuffer(dctx, dst, dstCapacity, litSize, streaming, expectedWriteSize, 0); 194| | 195| | /* prefetch huffman table if cold */ 196| 643| if (dctx->ddictIsCold && (litSize > 768 /* heuristic */)) { ------------------ | Branch (196:21): [True: 55, False: 588] | Branch (196:42): [True: 22, False: 33] ------------------ 197| 22| PREFETCH_AREA(dctx->HUFptr, sizeof(dctx->entropy.hufTable)); ------------------ | | 159| 22| do { \ | | 160| 22| const char* const _ptr = (const char*)(p); \ | | 161| 22| size_t const _size = (size_t)(s); \ | | 162| 22| size_t _pos; \ | | 163| 5.67k| for (_pos=0; _pos<_size; _pos+=CACHELINE_SIZE) { \ | | ------------------ | | | | 156| 5.65k|#define CACHELINE_SIZE 64 | | ------------------ | | | Branch (163:22): [True: 5.65k, False: 22] | | ------------------ | | 164| 5.65k| PREFETCH_L2(_ptr + _pos); \ | | ------------------ | | | | 146| 5.65k|# define PREFETCH_L2(ptr) __builtin_prefetch((ptr), 0 /* rw==read */, 2 /* locality */) | | ------------------ | | 165| 5.65k| } \ | | 166| 22| } while (0) | | ------------------ | | | Branch (166:14): [Folded, False: 22] | | ------------------ ------------------ 198| 22| } 199| | 200| 643| if (litEncType==set_repeat) { ------------------ | Branch (200:21): [True: 0, False: 643] ------------------ 201| 0| if (singleStream) { ------------------ | Branch (201:25): [True: 0, False: 0] ------------------ 202| 0| hufSuccess = HUF_decompress1X_usingDTable( 203| 0| dctx->litBuffer, litSize, istart+lhSize, litCSize, 204| 0| dctx->HUFptr, flags); 205| 0| } else { 206| 0| assert(litSize >= MIN_LITERALS_FOR_4_STREAMS); ------------------ | | 70| 0|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 207| 0| hufSuccess = HUF_decompress4X_usingDTable( 208| 0| dctx->litBuffer, litSize, istart+lhSize, litCSize, 209| 0| dctx->HUFptr, flags); 210| 0| } 211| 643| } else { 212| 643| if (singleStream) { ------------------ | Branch (212:25): [True: 66, False: 577] ------------------ 213| |#if defined(HUF_FORCE_DECOMPRESS_X2) 214| | hufSuccess = HUF_decompress1X_DCtx_wksp( 215| | dctx->entropy.hufTable, dctx->litBuffer, litSize, 216| | istart+lhSize, litCSize, dctx->workspace, 217| | sizeof(dctx->workspace), flags); 218| |#else 219| 66| hufSuccess = HUF_decompress1X1_DCtx_wksp( 220| 66| dctx->entropy.hufTable, dctx->litBuffer, litSize, 221| 66| istart+lhSize, litCSize, dctx->workspace, 222| 66| sizeof(dctx->workspace), flags); 223| 66|#endif 224| 577| } else { 225| 577| hufSuccess = HUF_decompress4X_hufOnly_wksp( 226| 577| dctx->entropy.hufTable, dctx->litBuffer, litSize, 227| 577| istart+lhSize, litCSize, dctx->workspace, 228| 577| sizeof(dctx->workspace), flags); 229| 577| } 230| 643| } 231| 643| if (dctx->litBufferLocation == ZSTD_split) ------------------ | Branch (231:21): [True: 8, False: 635] ------------------ 232| 8| { 233| 8| assert(litSize > ZSTD_LITBUFFEREXTRASIZE); ------------------ | | 70| 8|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 234| 8| ZSTD_memcpy(dctx->litExtraBuffer, dctx->litBufferEnd - ZSTD_LITBUFFEREXTRASIZE, ZSTD_LITBUFFEREXTRASIZE); ------------------ | | 44| 48|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) | | ------------------ | | | Branch (44:51): [True: 0, Folded] | | | Branch (44:51): [True: 8, Folded] | | | Branch (44:51): [Folded, False: 8] | | | Branch (44:55): [True: 0, Folded] | | | Branch (44:55): [True: 8, Folded] | | | Branch (44:55): [Folded, False: 8] | | ------------------ ------------------ 235| 8| ZSTD_memmove(dctx->litBuffer + ZSTD_LITBUFFEREXTRASIZE - WILDCOPY_OVERLENGTH, dctx->litBuffer, litSize - ZSTD_LITBUFFEREXTRASIZE); ------------------ | | 45| 48|# define ZSTD_memmove(d,s,l) __builtin_memmove((d),(s),(l)) | | ------------------ | | | Branch (45:49): [True: 0, Folded] | | | Branch (45:49): [True: 8, Folded] | | | Branch (45:49): [Folded, False: 8] | | | Branch (45:57): [True: 0, Folded] | | | Branch (45:57): [True: 8, Folded] | | | Branch (45:57): [Folded, False: 8] | | ------------------ ------------------ 236| 8| dctx->litBuffer += ZSTD_LITBUFFEREXTRASIZE - WILDCOPY_OVERLENGTH; ------------------ | | 118| 8|#define ZSTD_LITBUFFEREXTRASIZE BOUNDED(ZSTD_LBMIN, ZSTD_DECODER_INTERNAL_BUFFER, ZSTD_LBMAX) | | ------------------ | | | | 56| 8|#define BOUNDED(min,val,max) (MAX(min,MIN(val,max))) | | | | ------------------ | | | | | | 55| 16|#define MAX(a,b) ((a)>(b) ? (a) : (b)) | | | | | | ------------------ | | | | | | | Branch (55:19): [Folded, False: 8] | | | | | | | Branch (55:24): [True: 0, Folded] | | | | | | | Branch (55:36): [True: 8, Folded] | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ dctx->litBuffer += ZSTD_LITBUFFEREXTRASIZE - WILDCOPY_OVERLENGTH; ------------------ | | 199| 8|#define WILDCOPY_OVERLENGTH 32 ------------------ 237| 8| dctx->litBufferEnd -= WILDCOPY_OVERLENGTH; ------------------ | | 199| 8|#define WILDCOPY_OVERLENGTH 32 ------------------ 238| 8| assert(dctx->litBufferEnd <= (BYTE*)dst + blockSizeMax); ------------------ | | 70| 8|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 239| 8| } 240| | 241| 643| RETURN_ERROR_IF(HUF_isError(hufSuccess), corruption_detected, ""); ------------------ | | 114| 643| do { \ | | 115| 643| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 583, False: 60] | | ------------------ | | 116| 583| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 583|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 583] | | | | ------------------ | | ------------------ | | 117| 583| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 583| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 583| do { \ | | | | 99| 583| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 583] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 583| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 583] | | | | ------------------ | | ------------------ | | 119| 583| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 583|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 583] | | | | ------------------ | | ------------------ | | 120| 583| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 583|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 583] | | | | ------------------ | | ------------------ | | 121| 583| return ERROR(err); \ | | ------------------ | | | | 49| 583|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 583|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 583|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 583| } \ | | 123| 643| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 60] | | ------------------ ------------------ 242| | 243| 60| dctx->litPtr = dctx->litBuffer; 244| 60| dctx->litSize = litSize; 245| 60| dctx->litEntropy = 1; 246| 60| if (litEncType==set_compressed) dctx->HUFptr = dctx->entropy.hufTable; ------------------ | Branch (246:21): [True: 60, False: 0] ------------------ 247| 60| return litCSize + lhSize; 248| 643| } 249| | 250| 293| case set_basic: ------------------ | Branch (250:9): [True: 293, False: 2.58k] ------------------ 251| 293| { size_t litSize, lhSize; 252| 293| U32 const lhlCode = ((istart[0]) >> 2) & 3; 253| 293| size_t expectedWriteSize = MIN(blockSizeMax, dstCapacity); ------------------ | | 54| 293|#define MIN(a,b) ((a)<(b) ? (a) : (b)) | | ------------------ | | | Branch (54:19): [True: 215, False: 78] | | ------------------ ------------------ 254| 293| switch(lhlCode) 255| 293| { 256| 160| case 0: case 2: default: /* note : default is impossible, since lhlCode into [0..3] */ ------------------ | Branch (256:17): [True: 138, False: 155] | Branch (256:25): [True: 22, False: 271] | Branch (256:33): [True: 0, False: 293] ------------------ 257| 160| lhSize = 1; 258| 160| litSize = istart[0] >> 3; 259| 160| break; 260| 95| case 1: ------------------ | Branch (260:17): [True: 95, False: 198] ------------------ 261| 95| lhSize = 2; 262| 95| litSize = MEM_readLE16(istart) >> 4; 263| 95| break; 264| 38| case 3: ------------------ | Branch (264:17): [True: 38, False: 255] ------------------ 265| 38| lhSize = 3; 266| 38| RETURN_ERROR_IF(srcSize<3, corruption_detected, "srcSize >= MIN_CBLOCK_SIZE == 2; here we need lhSize = 3"); ------------------ | | 114| 38| do { \ | | 115| 38| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1, False: 37] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 38| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 37] | | ------------------ ------------------ 267| 37| litSize = MEM_readLE24(istart) >> 4; 268| 37| break; 269| 293| } 270| | 271| 292| RETURN_ERROR_IF(litSize > 0 && dst == NULL, dstSize_tooSmall, "NULL not handled"); ------------------ | | 114| 292| do { \ | | 115| 828| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 244, False: 48] | | | Branch (115:13): [True: 0, False: 244] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 292| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 292] | | ------------------ ------------------ 272| 292| RETURN_ERROR_IF(litSize > blockSizeMax, corruption_detected, ""); ------------------ | | 114| 292| do { \ | | 115| 292| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 7, False: 285] | | ------------------ | | 116| 7| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 7|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 7] | | | | ------------------ | | ------------------ | | 117| 7| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 7| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 7| do { \ | | | | 99| 7| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 7] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 7| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 7] | | | | ------------------ | | ------------------ | | 119| 7| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 7|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 7] | | | | ------------------ | | ------------------ | | 120| 7| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 7|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 7] | | | | ------------------ | | ------------------ | | 121| 7| return ERROR(err); \ | | ------------------ | | | | 49| 7|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 7|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 7|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 7| } \ | | 123| 292| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 285] | | ------------------ ------------------ 273| 285| RETURN_ERROR_IF(expectedWriteSize < litSize, dstSize_tooSmall, ""); ------------------ | | 114| 285| do { \ | | 115| 285| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1, False: 284] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 285| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 284] | | ------------------ ------------------ 274| 284| ZSTD_allocateLiteralsBuffer(dctx, dst, dstCapacity, litSize, streaming, expectedWriteSize, 1); 275| 284| if (lhSize+litSize+WILDCOPY_OVERLENGTH > srcSize) { /* risk reading beyond src buffer with wildcopy */ ------------------ | | 199| 284|#define WILDCOPY_OVERLENGTH 32 ------------------ | Branch (275:21): [True: 172, False: 112] ------------------ 276| 172| RETURN_ERROR_IF(litSize+lhSize > srcSize, corruption_detected, ""); ------------------ | | 114| 172| do { \ | | 115| 172| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 37, False: 135] | | ------------------ | | 116| 37| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 37|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 37] | | | | ------------------ | | ------------------ | | 117| 37| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 37| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 37| do { \ | | | | 99| 37| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 37] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 37| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 37] | | | | ------------------ | | ------------------ | | 119| 37| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 37|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 37] | | | | ------------------ | | ------------------ | | 120| 37| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 37|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 37] | | | | ------------------ | | ------------------ | | 121| 37| return ERROR(err); \ | | ------------------ | | | | 49| 37|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 37|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 37|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 37| } \ | | 123| 172| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 135] | | ------------------ ------------------ 277| 135| if (dctx->litBufferLocation == ZSTD_split) ------------------ | Branch (277:25): [True: 0, False: 135] ------------------ 278| 0| { 279| 0| ZSTD_memcpy(dctx->litBuffer, istart + lhSize, litSize - ZSTD_LITBUFFEREXTRASIZE); ------------------ | | 44| 0|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) | | ------------------ | | | Branch (44:55): [True: 0, Folded] | | | Branch (44:55): [True: 0, Folded] | | | Branch (44:55): [Folded, False: 0] | | ------------------ ------------------ 280| 0| ZSTD_memcpy(dctx->litExtraBuffer, istart + lhSize + litSize - ZSTD_LITBUFFEREXTRASIZE, ZSTD_LITBUFFEREXTRASIZE); ------------------ | | 44| 0|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) | | ------------------ | | | Branch (44:51): [True: 0, Folded] | | | Branch (44:51): [True: 0, Folded] | | | Branch (44:51): [Folded, False: 0] | | | Branch (44:55): [True: 0, Folded] | | | Branch (44:55): [True: 0, Folded] | | | Branch (44:55): [Folded, False: 0] | | ------------------ ------------------ 281| 0| } 282| 135| else 283| 135| { 284| 135| ZSTD_memcpy(dctx->litBuffer, istart + lhSize, litSize); ------------------ | | 44| 135|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 285| 135| } 286| 135| dctx->litPtr = dctx->litBuffer; 287| 135| dctx->litSize = litSize; 288| 135| return lhSize+litSize; 289| 172| } 290| | /* direct reference into compressed stream */ 291| 112| dctx->litPtr = istart+lhSize; 292| 112| dctx->litSize = litSize; 293| 112| dctx->litBufferEnd = dctx->litPtr + litSize; 294| 112| dctx->litBufferLocation = ZSTD_not_in_dst; 295| 112| return lhSize+litSize; 296| 284| } 297| | 298| 1.90k| case set_rle: ------------------ | Branch (298:9): [True: 1.90k, False: 976] ------------------ 299| 1.90k| { U32 const lhlCode = ((istart[0]) >> 2) & 3; 300| 1.90k| size_t litSize, lhSize; 301| 1.90k| size_t expectedWriteSize = MIN(blockSizeMax, dstCapacity); ------------------ | | 54| 1.90k|#define MIN(a,b) ((a)<(b) ? (a) : (b)) | | ------------------ | | | Branch (54:19): [True: 1.87k, False: 29] | | ------------------ ------------------ 302| 1.90k| switch(lhlCode) 303| 1.90k| { 304| 2| case 0: case 2: default: /* note : default is impossible, since lhlCode into [0..3] */ ------------------ | Branch (304:17): [True: 2, False: 1.90k] | Branch (304:25): [True: 0, False: 1.90k] | Branch (304:33): [True: 0, False: 1.90k] ------------------ 305| 2| lhSize = 1; 306| 2| litSize = istart[0] >> 3; 307| 2| break; 308| 59| case 1: ------------------ | Branch (308:17): [True: 59, False: 1.84k] ------------------ 309| 59| lhSize = 2; 310| 59| RETURN_ERROR_IF(srcSize<3, corruption_detected, "srcSize >= MIN_CBLOCK_SIZE == 2; here we need lhSize+1 = 3"); ------------------ | | 114| 59| do { \ | | 115| 59| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1, False: 58] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 59| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 58] | | ------------------ ------------------ 311| 58| litSize = MEM_readLE16(istart) >> 4; 312| 58| break; 313| 1.84k| case 3: ------------------ | Branch (313:17): [True: 1.84k, False: 61] ------------------ 314| 1.84k| lhSize = 3; 315| 1.84k| RETURN_ERROR_IF(srcSize<4, corruption_detected, "srcSize >= MIN_CBLOCK_SIZE == 2; here we need lhSize+1 = 4"); ------------------ | | 114| 1.84k| do { \ | | 115| 1.84k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1, False: 1.84k] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 1.84k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 1.84k] | | ------------------ ------------------ 316| 1.84k| litSize = MEM_readLE24(istart) >> 4; 317| 1.84k| break; 318| 1.90k| } 319| 1.90k| RETURN_ERROR_IF(litSize > 0 && dst == NULL, dstSize_tooSmall, "NULL not handled"); ------------------ | | 114| 1.90k| do { \ | | 115| 5.71k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1.90k, False: 2] | | | Branch (115:13): [True: 0, False: 1.90k] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 1.90k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 1.90k] | | ------------------ ------------------ 320| 1.90k| RETURN_ERROR_IF(litSize > blockSizeMax, corruption_detected, ""); ------------------ | | 114| 1.90k| do { \ | | 115| 1.90k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 19, False: 1.88k] | | ------------------ | | 116| 19| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 19|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 19] | | | | ------------------ | | ------------------ | | 117| 19| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 19| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 19| do { \ | | | | 99| 19| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 19] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 19| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 19] | | | | ------------------ | | ------------------ | | 119| 19| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 19|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 19] | | | | ------------------ | | ------------------ | | 120| 19| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 19|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 19] | | | | ------------------ | | ------------------ | | 121| 19| return ERROR(err); \ | | ------------------ | | | | 49| 19|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 19|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 19|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 19| } \ | | 123| 1.90k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 1.88k] | | ------------------ ------------------ 321| 1.88k| RETURN_ERROR_IF(expectedWriteSize < litSize, dstSize_tooSmall, ""); ------------------ | | 114| 1.88k| do { \ | | 115| 1.88k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1, False: 1.88k] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 1.88k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 1.88k] | | ------------------ ------------------ 322| 1.88k| ZSTD_allocateLiteralsBuffer(dctx, dst, dstCapacity, litSize, streaming, expectedWriteSize, 1); 323| 1.88k| if (dctx->litBufferLocation == ZSTD_split) ------------------ | Branch (323:21): [True: 1.48k, False: 395] ------------------ 324| 1.48k| { 325| 1.48k| ZSTD_memset(dctx->litBuffer, istart[lhSize], litSize - ZSTD_LITBUFFEREXTRASIZE); ------------------ | | 46| 8.93k|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) | | ------------------ | | | Branch (46:55): [True: 0, Folded] | | | Branch (46:55): [True: 1.48k, Folded] | | | Branch (46:55): [Folded, False: 1.48k] | | ------------------ ------------------ 326| 1.48k| ZSTD_memset(dctx->litExtraBuffer, istart[lhSize], ZSTD_LITBUFFEREXTRASIZE); ------------------ | | 46| 8.93k|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) | | ------------------ | | | Branch (46:55): [True: 0, Folded] | | | Branch (46:55): [True: 1.48k, Folded] | | | Branch (46:55): [Folded, False: 1.48k] | | ------------------ ------------------ 327| 1.48k| } 328| 395| else 329| 395| { 330| 395| ZSTD_memset(dctx->litBuffer, istart[lhSize], litSize); ------------------ | | 46| 395|# define ZSTD_memset(p,v,l) __builtin_memset((p),(v),(l)) ------------------ 331| 395| } 332| 1.88k| dctx->litPtr = dctx->litBuffer; 333| 1.88k| dctx->litSize = litSize; 334| 1.88k| return lhSize+1; 335| 1.88k| } 336| 0| default: ------------------ | Branch (336:9): [True: 0, False: 2.88k] ------------------ 337| 0| RETURN_ERROR(corruption_detected, "impossible"); ------------------ | | 131| 0| do { \ | | 132| 0| RAWLOG(3, "%s:%d: ERROR!: unconditional check failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 133| 0| __FILE__, __LINE__, ERR_QUOTE(ERROR(err))); \ | | 134| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 135| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 136| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 137| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 138| 0| } while(0) | | ------------------ | | | Branch (138:13): [Folded, False: 0] | | ------------------ ------------------ 338| 2.88k| } 339| 2.88k| } 340| 2.88k|} zstd_decompress_block.c:ZSTD_allocateLiteralsBuffer: 82| 2.81k|{ 83| 2.81k| size_t const blockSizeMax = ZSTD_blockSizeMax(dctx); 84| 2.81k| assert(litSize <= blockSizeMax); ------------------ | | 70| 2.81k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 85| 2.81k| assert(dctx->isFrameDecompression || streaming == not_streaming); ------------------ | | 70| 2.81k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 86| 2.81k| assert(expectedWriteSize <= blockSizeMax); ------------------ | | 70| 2.81k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 87| 2.81k| if (streaming == not_streaming && dstCapacity > blockSizeMax + WILDCOPY_OVERLENGTH + litSize + WILDCOPY_OVERLENGTH) { ------------------ | | 199| 2.81k|#define WILDCOPY_OVERLENGTH 32 ------------------ if (streaming == not_streaming && dstCapacity > blockSizeMax + WILDCOPY_OVERLENGTH + litSize + WILDCOPY_OVERLENGTH) { ------------------ | | 199| 2.81k|#define WILDCOPY_OVERLENGTH 32 ------------------ | Branch (87:9): [True: 2.81k, False: 0] | Branch (87:39): [True: 1.07k, False: 1.74k] ------------------ 88| | /* If we aren't streaming, we can just put the literals after the output 89| | * of the current block. We don't need to worry about overwriting the 90| | * extDict of our window, because it doesn't exist. 91| | * So if we have space after the end of the block, just put it there. 92| | */ 93| 1.07k| dctx->litBuffer = (BYTE*)dst + blockSizeMax + WILDCOPY_OVERLENGTH; ------------------ | | 199| 1.07k|#define WILDCOPY_OVERLENGTH 32 ------------------ 94| 1.07k| dctx->litBufferEnd = dctx->litBuffer + litSize; 95| 1.07k| dctx->litBufferLocation = ZSTD_in_dst; 96| 1.74k| } else if (litSize <= ZSTD_LITBUFFEREXTRASIZE) { ------------------ | | 118| 1.74k|#define ZSTD_LITBUFFEREXTRASIZE BOUNDED(ZSTD_LBMIN, ZSTD_DECODER_INTERNAL_BUFFER, ZSTD_LBMAX) | | ------------------ | | | | 56| 1.74k|#define BOUNDED(min,val,max) (MAX(min,MIN(val,max))) | | | | ------------------ | | | | | | 55| 3.48k|#define MAX(a,b) ((a)>(b) ? (a) : (b)) | | | | | | ------------------ | | | | | | | Branch (55:19): [Folded, False: 1.74k] | | | | | | | Branch (55:24): [True: 0, Folded] | | | | | | | Branch (55:36): [True: 1.74k, Folded] | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ | Branch (96:16): [True: 229, False: 1.51k] ------------------ 97| | /* Literals fit entirely within the extra buffer, put them there to avoid 98| | * having to split the literals. 99| | */ 100| 229| dctx->litBuffer = dctx->litExtraBuffer; 101| 229| dctx->litBufferEnd = dctx->litBuffer + litSize; 102| 229| dctx->litBufferLocation = ZSTD_not_in_dst; 103| 1.51k| } else { 104| 1.51k| assert(blockSizeMax > ZSTD_LITBUFFEREXTRASIZE); ------------------ | | 70| 1.51k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 105| | /* Literals must be split between the output block and the extra lit 106| | * buffer. We fill the extra lit buffer with the tail of the literals, 107| | * and put the rest of the literals at the end of the block, with 108| | * WILDCOPY_OVERLENGTH of buffer room to allow for overreads. 109| | * This MUST not write more than our maxBlockSize beyond dst, because in 110| | * streaming mode, that could overwrite part of our extDict window. 111| | */ 112| 1.51k| if (splitImmediately) { ------------------ | Branch (112:13): [True: 1.50k, False: 8] ------------------ 113| | /* won't fit in litExtraBuffer, so it will be split between end of dst and extra buffer */ 114| 1.50k| dctx->litBuffer = (BYTE*)dst + expectedWriteSize - litSize + ZSTD_LITBUFFEREXTRASIZE - WILDCOPY_OVERLENGTH; ------------------ | | 118| 1.50k|#define ZSTD_LITBUFFEREXTRASIZE BOUNDED(ZSTD_LBMIN, ZSTD_DECODER_INTERNAL_BUFFER, ZSTD_LBMAX) | | ------------------ | | | | 56| 1.50k|#define BOUNDED(min,val,max) (MAX(min,MIN(val,max))) | | | | ------------------ | | | | | | 55| 3.00k|#define MAX(a,b) ((a)>(b) ? (a) : (b)) | | | | | | ------------------ | | | | | | | Branch (55:19): [Folded, False: 1.50k] | | | | | | | Branch (55:24): [True: 0, Folded] | | | | | | | Branch (55:36): [True: 1.50k, Folded] | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ dctx->litBuffer = (BYTE*)dst + expectedWriteSize - litSize + ZSTD_LITBUFFEREXTRASIZE - WILDCOPY_OVERLENGTH; ------------------ | | 199| 1.50k|#define WILDCOPY_OVERLENGTH 32 ------------------ 115| 1.50k| dctx->litBufferEnd = dctx->litBuffer + litSize - ZSTD_LITBUFFEREXTRASIZE; ------------------ | | 118| 1.50k|#define ZSTD_LITBUFFEREXTRASIZE BOUNDED(ZSTD_LBMIN, ZSTD_DECODER_INTERNAL_BUFFER, ZSTD_LBMAX) | | ------------------ | | | | 56| 1.50k|#define BOUNDED(min,val,max) (MAX(min,MIN(val,max))) | | | | ------------------ | | | | | | 55| 3.00k|#define MAX(a,b) ((a)>(b) ? (a) : (b)) | | | | | | ------------------ | | | | | | | Branch (55:19): [Folded, False: 1.50k] | | | | | | | Branch (55:24): [True: 0, Folded] | | | | | | | Branch (55:36): [True: 1.50k, Folded] | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 116| 1.50k| } else { 117| | /* initially this will be stored entirely in dst during huffman decoding, it will partially be shifted to litExtraBuffer after */ 118| 8| dctx->litBuffer = (BYTE*)dst + expectedWriteSize - litSize; 119| 8| dctx->litBufferEnd = (BYTE*)dst + expectedWriteSize; 120| 8| } 121| 1.51k| dctx->litBufferLocation = ZSTD_split; 122| 1.51k| assert(dctx->litBufferEnd <= (BYTE*)dst + expectedWriteSize); ------------------ | | 70| 1.51k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 123| 1.51k| } 124| 2.81k|} zstd_decompress_block.c:ZSTD_buildFSETable_body_bmi2: 620| 2.12k|{ 621| 2.12k| ZSTD_buildFSETable_body(dt, normalizedCounter, maxSymbolValue, 622| 2.12k| baseValue, nbAdditionalBits, tableLog, wksp, wkspSize); 623| 2.12k|} zstd_decompress_block.c:ZSTD_buildFSETable_body: 489| 2.40k|{ 490| 2.40k| ZSTD_seqSymbol* const tableDecode = dt+1; 491| 2.40k| U32 const maxSV1 = maxSymbolValue + 1; 492| 2.40k| U32 const tableSize = 1 << tableLog; 493| | 494| 2.40k| U16* symbolNext = (U16*)wksp; 495| 2.40k| BYTE* spread = (BYTE*)(symbolNext + MaxSeq + 1); ------------------ | | 107| 2.40k|#define MaxSeq MAX(MaxLL, MaxML) /* Assumption : MaxOff < MaxLL,MaxML */ | | ------------------ | | | | 55| 2.40k|#define MAX(a,b) ((a)>(b) ? (a) : (b)) | | | | ------------------ | | | | | Branch (55:19): [Folded, False: 2.40k] | | | | ------------------ | | ------------------ ------------------ 496| 2.40k| U32 highThreshold = tableSize - 1; 497| | 498| | 499| | /* Sanity Checks */ 500| 2.40k| assert(maxSymbolValue <= MaxSeq); ------------------ | | 70| 2.40k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 501| 2.40k| assert(tableLog <= MaxFSELog); ------------------ | | 70| 2.40k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 502| 2.40k| assert(wkspSize >= ZSTD_BUILD_FSE_TABLE_WKSP_SIZE); ------------------ | | 70| 2.40k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 503| 2.40k| (void)wkspSize; 504| | /* Init, lay down lowprob symbols */ 505| 2.40k| { ZSTD_seqSymbol_header DTableH; 506| 2.40k| DTableH.tableLog = tableLog; 507| 2.40k| DTableH.fastMode = 1; 508| 2.40k| { S16 const largeLimit= (S16)(1 << (tableLog-1)); 509| 2.40k| U32 s; 510| 37.5k| for (s=0; s= largeLimit) DTableH.fastMode=0; ------------------ | Branch (515:25): [True: 1.35k, False: 22.9k] ------------------ 516| 24.2k| assert(normalizedCounter[s]>=0); ------------------ | | 70| 24.2k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 517| 24.2k| symbolNext[s] = (U16)normalizedCounter[s]; 518| 24.2k| } } } 519| 2.40k| ZSTD_memcpy(dt, &DTableH, sizeof(DTableH)); ------------------ | | 44| 2.40k|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 520| 2.40k| } 521| | 522| | /* Spread symbols */ 523| 2.40k| assert(tableSize <= 512); ------------------ | | 70| 2.40k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 524| | /* Specialized symbol spreading for the case when there are 525| | * no low probability (-1 count) symbols. When compressing 526| | * small blocks we avoid low probability symbols to hit this 527| | * case, since header decoding speed matters more. 528| | */ 529| 2.40k| if (highThreshold == tableSize - 1) { ------------------ | Branch (529:9): [True: 570, False: 1.83k] ------------------ 530| 570| size_t const tableMask = tableSize-1; 531| 570| size_t const step = FSE_TABLESTEP(tableSize); ------------------ | | 623| 570|#define FSE_TABLESTEP(tableSize) (((tableSize)>>1) + ((tableSize)>>3) + 3) ------------------ 532| | /* First lay down the symbols in order. 533| | * We use a uint64_t to lay down 8 bytes at a time. This reduces branch 534| | * misses since small blocks generally have small table logs, so nearly 535| | * all symbols have counts <= 8. We ensure we have 8 bytes at the end of 536| | * our buffer to handle the over-write. 537| | */ 538| 570| { 539| 570| U64 const add = 0x0101010101010101ull; 540| 570| size_t pos = 0; 541| 570| U64 sv = 0; 542| 570| U32 s; 543| 9.91k| for (s=0; s=0); ------------------ | | 70| 9.34k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 551| 9.34k| pos += (size_t)n; 552| 9.34k| } 553| 570| } 554| | /* Now we spread those positions across the table. 555| | * The benefit of doing it in two stages is that we avoid the 556| | * variable size inner loop, which caused lots of branch misses. 557| | * Now we can run through all the positions without any branch misses. 558| | * We unroll the loop twice, since that is what empirically worked best. 559| | */ 560| 570| { 561| 570| size_t position = 0; 562| 570| size_t s; 563| 570| size_t const unroll = 2; 564| 570| assert(tableSize % unroll == 0); /* FSE_MIN_TABLELOG is 5 */ ------------------ | | 70| 570|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 565| 31.7k| for (s = 0; s < (size_t)tableSize; s += unroll) { ------------------ | Branch (565:25): [True: 31.1k, False: 570] ------------------ 566| 31.1k| size_t u; 567| 93.5k| for (u = 0; u < unroll; ++u) { ------------------ | Branch (567:29): [True: 62.3k, False: 31.1k] ------------------ 568| 62.3k| size_t const uPosition = (position + (u * step)) & tableMask; 569| 62.3k| tableDecode[uPosition].baseValue = spread[s + u]; 570| 62.3k| } 571| 31.1k| position = (position + (unroll * step)) & tableMask; 572| 31.1k| } 573| 570| assert(position == 0); ------------------ | | 70| 570|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 574| 570| } 575| 1.83k| } else { 576| 1.83k| U32 const tableMask = tableSize-1; 577| 1.83k| U32 const step = FSE_TABLESTEP(tableSize); ------------------ | | 623| 1.83k|#define FSE_TABLESTEP(tableSize) (((tableSize)>>1) + ((tableSize)>>3) + 3) ------------------ 578| 1.83k| U32 s, position = 0; 579| 27.6k| for (s=0; s highThreshold)) position = (position + step) & tableMask; /* lowprob area */ ------------------ | | 188| 156k|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 10.7k, False: 145k] | | ------------------ ------------------ 586| 145k| } } 587| 1.83k| assert(position == 0); /* position must reach all cells once, otherwise normalizedCounter is incorrect */ ------------------ | | 70| 1.83k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 588| 1.83k| } 589| | 590| | /* Build Decoding table */ 591| 2.40k| { 592| 2.40k| U32 u; 593| 220k| for (u=0; u max, corruption_detected, ""); ------------------ | | 114| 223| do { \ | | 115| 223| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 4, False: 219] | | ------------------ | | 116| 4| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 117| 4| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 4| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 4| do { \ | | | | 99| 4| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 4] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 4| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 119| 4| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 120| 4| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 4|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 4] | | | | ------------------ | | ------------------ | | 121| 4| return ERROR(err); \ | | ------------------ | | | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 4| } \ | | 123| 223| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 219] | | ------------------ ------------------ 660| 219| { U32 const symbol = *(const BYTE*)src; 661| 219| U32 const baseline = baseValue[symbol]; 662| 219| U8 const nbBits = nbAdditionalBits[symbol]; 663| 219| ZSTD_buildSeqTable_rle(DTableSpace, baseline, nbBits); 664| 219| } 665| 219| *DTablePtr = DTableSpace; 666| 219| return 1; 667| 3.69k| case set_basic : ------------------ | Branch (667:5): [True: 3.69k, False: 2.42k] ------------------ 668| 3.69k| *DTablePtr = defaultTable; 669| 3.69k| return 0; 670| 44| case set_repeat: ------------------ | Branch (670:5): [True: 44, False: 6.06k] ------------------ 671| 44| RETURN_ERROR_IF(!flagRepeatTable, corruption_detected, ""); ------------------ | | 114| 44| do { \ | | 115| 44| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 6, False: 38] | | ------------------ | | 116| 6| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 6|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 6] | | | | ------------------ | | ------------------ | | 117| 6| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 6| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 6| do { \ | | | | 99| 6| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 6] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 6| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 6] | | | | ------------------ | | ------------------ | | 119| 6| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 6|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 6] | | | | ------------------ | | ------------------ | | 120| 6| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 6|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 6] | | | | ------------------ | | ------------------ | | 121| 6| return ERROR(err); \ | | ------------------ | | | | 49| 6|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 6|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 6|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 6| } \ | | 123| 44| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 38] | | ------------------ ------------------ 672| | /* prefetch FSE table if used */ 673| 38| if (ddictIsCold && (nbSeq > 24 /* heuristic */)) { ------------------ | Branch (673:13): [True: 0, False: 38] | Branch (673:28): [True: 0, False: 0] ------------------ 674| 0| const void* const pStart = *DTablePtr; 675| 0| size_t const pSize = sizeof(ZSTD_seqSymbol) * (SEQSYMBOL_TABLE_SIZE(maxLog)); ------------------ | | 74| 0| #define SEQSYMBOL_TABLE_SIZE(log) (1 + (1 << (log))) ------------------ 676| 0| PREFETCH_AREA(pStart, pSize); ------------------ | | 159| 0| do { \ | | 160| 0| const char* const _ptr = (const char*)(p); \ | | 161| 0| size_t const _size = (size_t)(s); \ | | 162| 0| size_t _pos; \ | | 163| 0| for (_pos=0; _pos<_size; _pos+=CACHELINE_SIZE) { \ | | ------------------ | | | | 156| 0|#define CACHELINE_SIZE 64 | | ------------------ | | | Branch (163:22): [True: 0, False: 0] | | ------------------ | | 164| 0| PREFETCH_L2(_ptr + _pos); \ | | ------------------ | | | | 146| 0|# define PREFETCH_L2(ptr) __builtin_prefetch((ptr), 0 /* rw==read */, 2 /* locality */) | | ------------------ | | 165| 0| } \ | | 166| 0| } while (0) | | ------------------ | | | Branch (166:14): [Folded, False: 0] | | ------------------ ------------------ 677| 0| } 678| 38| return 0; 679| 2.15k| case set_compressed : ------------------ | Branch (679:5): [True: 2.15k, False: 3.96k] ------------------ 680| 2.15k| { unsigned tableLog; 681| 2.15k| S16 norm[MaxSeq+1]; 682| 2.15k| size_t const headerSize = FSE_readNCount(norm, &max, &tableLog, src, srcSize); 683| 2.15k| RETURN_ERROR_IF(FSE_isError(headerSize), corruption_detected, ""); ------------------ | | 114| 2.15k| do { \ | | 115| 2.15k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 12, False: 2.14k] | | ------------------ | | 116| 12| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 12|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 12] | | | | ------------------ | | ------------------ | | 117| 12| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 12| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 12| do { \ | | | | 99| 12| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 12] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 12| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 12] | | | | ------------------ | | ------------------ | | 119| 12| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 12|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 12] | | | | ------------------ | | ------------------ | | 120| 12| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 12|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 12] | | | | ------------------ | | ------------------ | | 121| 12| return ERROR(err); \ | | ------------------ | | | | 49| 12|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 12|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 12|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 12| } \ | | 123| 2.15k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 2.14k] | | ------------------ ------------------ 684| 2.14k| RETURN_ERROR_IF(tableLog > maxLog, corruption_detected, ""); ------------------ | | 114| 2.14k| do { \ | | 115| 2.14k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 11, False: 2.12k] | | ------------------ | | 116| 11| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 11|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 11] | | | | ------------------ | | ------------------ | | 117| 11| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 11| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 11| do { \ | | | | 99| 11| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 11] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 11| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 11] | | | | ------------------ | | ------------------ | | 119| 11| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 11|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 11] | | | | ------------------ | | ------------------ | | 120| 11| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 11|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 11] | | | | ------------------ | | ------------------ | | 121| 11| return ERROR(err); \ | | ------------------ | | | | 49| 11|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 11|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 11|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 11| } \ | | 123| 2.14k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 2.12k] | | ------------------ ------------------ 685| 2.12k| ZSTD_buildFSETable(DTableSpace, norm, max, baseValue, nbAdditionalBits, tableLog, wksp, wkspSize, bmi2); 686| 2.12k| *DTablePtr = DTableSpace; 687| 2.12k| return headerSize; 688| 2.14k| } 689| 0| default : ------------------ | Branch (689:5): [True: 0, False: 6.11k] ------------------ 690| 0| assert(0); ------------------ | | 70| 0|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 691| 0| RETURN_ERROR(GENERIC, "impossible"); ------------------ | | 131| 0| do { \ | | 132| 0| RAWLOG(3, "%s:%d: ERROR!: unconditional check failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 133| 0| __FILE__, __LINE__, ERR_QUOTE(ERROR(err))); \ | | 134| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 135| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 136| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 137| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 138| 0| } while(0) | | ------------------ | | | Branch (138:13): [Folded, False: 0] | | ------------------ ------------------ 692| 6.11k| } 693| 6.11k|} zstd_decompress_block.c:ZSTD_buildSeqTable_rle: 464| 219|{ 465| 219| void* ptr = dt; 466| 219| ZSTD_seqSymbol_header* const DTableH = (ZSTD_seqSymbol_header*)ptr; 467| 219| ZSTD_seqSymbol* const cell = dt + 1; 468| | 469| 219| DTableH->tableLog = 0; 470| 219| DTableH->fastMode = 0; 471| | 472| 219| cell->nbBits = 0; 473| 219| cell->nextState = 0; 474| 219| assert(nbAddBits < 255); ------------------ | | 70| 219|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 475| 219| cell->nbAdditionalBits = nbAddBits; 476| 219| cell->baseValue = baseValue; 477| 219|} zstd_decompress_block.c:ZSTD_blockSizeMax: 55| 12.8k|{ 56| 12.8k| size_t const blockSizeMax = dctx->isFrameDecompression ? dctx->fParams.blockSizeMax : ZSTD_BLOCKSIZE_MAX; ------------------ | | 148| 12.8k|#define ZSTD_BLOCKSIZE_MAX (1<litBufferLocation == ZSTD_in_dst ? dctx->litBuffer : ZSTD_maybeNullPtrAdd(ostart, maxDstSize); ------------------ | Branch (1742:24): [True: 86, False: 898] ------------------ 1743| 984| BYTE* op = ostart; 1744| 984| const BYTE* litPtr = dctx->litPtr; 1745| 984| const BYTE* litBufferEnd = dctx->litBufferEnd; 1746| 984| const BYTE* const prefixStart = (const BYTE*) (dctx->prefixStart); 1747| 984| const BYTE* const dictStart = (const BYTE*) (dctx->virtualStart); 1748| 984| const BYTE* const dictEnd = (const BYTE*) (dctx->dictEnd); 1749| | 1750| | /* Regen sequences */ 1751| 984| if (nbSeq) { ------------------ | Branch (1751:9): [True: 982, False: 2] ------------------ 1752| 982|#define STORED_SEQS 8 1753| 982|#define STORED_SEQS_MASK (STORED_SEQS-1) 1754| 982|#define ADVANCED_SEQS STORED_SEQS 1755| 982| seq_t sequences[STORED_SEQS]; 1756| 982| int const seqAdvance = MIN(nbSeq, ADVANCED_SEQS); ------------------ | | 54| 982|#define MIN(a,b) ((a)<(b) ? (a) : (b)) | | ------------------ | | | Branch (54:19): [True: 14, False: 968] | | ------------------ ------------------ 1757| 982| seqState_t seqState; 1758| 982| int seqNb; 1759| 982| size_t prefetchPos = (size_t)(op-prefixStart); /* track position relative to prefixStart */ 1760| | 1761| 982| dctx->fseEntropy = 1; 1762| 3.92k| { int i; for (i=0; ientropy.rep[i]; } ------------------ | | 64| 3.92k|#define ZSTD_REP_NUM 3 /* number of repcodes */ ------------------ | Branch (1762:28): [True: 2.94k, False: 982] ------------------ 1763| 982| assert(dst != NULL); ------------------ | | 70| 982|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1764| 982| assert(iend >= ip); ------------------ | | 70| 982|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1765| 982| RETURN_ERROR_IF( ------------------ | | 114| 982| do { \ | | 115| 982| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 40, False: 942] | | ------------------ | | 116| 40| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 40|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 40] | | | | ------------------ | | ------------------ | | 117| 40| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 40| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 40| do { \ | | | | 99| 40| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 40] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 40| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 40] | | | | ------------------ | | ------------------ | | 119| 40| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 40|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 40] | | | | ------------------ | | ------------------ | | 120| 40| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 40|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 40] | | | | ------------------ | | ------------------ | | 121| 40| return ERROR(err); \ | | ------------------ | | | | 49| 40|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 40|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 40|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 40| } \ | | 123| 982| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 942] | | ------------------ ------------------ 1766| 982| ERR_isError(BIT_initDStream(&seqState.DStream, ip, iend-ip)), 1767| 982| corruption_detected, ""); 1768| 942| ZSTD_initFseState(&seqState.stateLL, &seqState.DStream, dctx->LLTptr); 1769| 942| ZSTD_initFseState(&seqState.stateOffb, &seqState.DStream, dctx->OFTptr); 1770| 942| ZSTD_initFseState(&seqState.stateML, &seqState.DStream, dctx->MLTptr); 1771| | 1772| | /* prepare in advance */ 1773| 8.43k| for (seqNb=0; seqNblitBufferLocation == ZSTD_split && litPtr + sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK].litLength > dctx->litBufferEnd) { ------------------ | | 1754| 672k|#define ADVANCED_SEQS STORED_SEQS | | ------------------ | | | | 1752| 672k|#define STORED_SEQS 8 | | ------------------ ------------------ if (dctx->litBufferLocation == ZSTD_split && litPtr + sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK].litLength > dctx->litBufferEnd) { ------------------ | | 1753| 672k|#define STORED_SEQS_MASK (STORED_SEQS-1) | | ------------------ | | | | 1752| 672k|#define STORED_SEQS 8 | | ------------------ ------------------ | Branch (1783:17): [True: 672k, False: 390k] | Branch (1783:58): [True: 434, False: 672k] ------------------ 1784| | /* lit buffer is reaching split point, empty out the first buffer and transition to litExtraBuffer */ 1785| 434| const size_t leftoverLit = dctx->litBufferEnd - litPtr; 1786| 434| if (leftoverLit) ------------------ | Branch (1786:21): [True: 424, False: 10] ------------------ 1787| 424| { 1788| 424| RETURN_ERROR_IF(leftoverLit > (size_t)(oend - op), dstSize_tooSmall, "remaining lit must fit within dstBuffer"); ------------------ | | 114| 424| do { \ | | 115| 424| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 10, False: 414] | | ------------------ | | 116| 10| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 10|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 10] | | | | ------------------ | | ------------------ | | 117| 10| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 10| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 10| do { \ | | | | 99| 10| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 10] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 10| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 10] | | | | ------------------ | | ------------------ | | 119| 10| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 10|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 10] | | | | ------------------ | | ------------------ | | 120| 10| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 10|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 10] | | | | ------------------ | | ------------------ | | 121| 10| return ERROR(err); \ | | ------------------ | | | | 49| 10|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 10|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 10|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 10| } \ | | 123| 424| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 414] | | ------------------ ------------------ 1789| 414| ZSTD_safecopyDstBeforeSrc(op, litPtr, leftoverLit); 1790| 414| sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK].litLength -= leftoverLit; ------------------ | | 1754| 414|#define ADVANCED_SEQS STORED_SEQS | | ------------------ | | | | 1752| 414|#define STORED_SEQS 8 | | ------------------ ------------------ sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK].litLength -= leftoverLit; ------------------ | | 1753| 414|#define STORED_SEQS_MASK (STORED_SEQS-1) | | ------------------ | | | | 1752| 414|#define STORED_SEQS 8 | | ------------------ ------------------ 1791| 414| op += leftoverLit; 1792| 414| } 1793| 424| litPtr = dctx->litExtraBuffer; 1794| 424| litBufferEnd = dctx->litExtraBuffer + ZSTD_LITBUFFEREXTRASIZE; ------------------ | | 118| 424|#define ZSTD_LITBUFFEREXTRASIZE BOUNDED(ZSTD_LBMIN, ZSTD_DECODER_INTERNAL_BUFFER, ZSTD_LBMAX) | | ------------------ | | | | 56| 424|#define BOUNDED(min,val,max) (MAX(min,MIN(val,max))) | | | | ------------------ | | | | | | 55| 848|#define MAX(a,b) ((a)>(b) ? (a) : (b)) | | | | | | ------------------ | | | | | | | Branch (55:19): [Folded, False: 424] | | | | | | | Branch (55:24): [True: 0, Folded] | | | | | | | Branch (55:36): [True: 424, Folded] | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 1795| 424| dctx->litBufferLocation = ZSTD_not_in_dst; 1796| 424| { size_t const oneSeqSize = ZSTD_execSequence(op, oend, sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK], &litPtr, litBufferEnd, prefixStart, dictStart, dictEnd); ------------------ | | 1754| 424|#define ADVANCED_SEQS STORED_SEQS | | ------------------ | | | | 1752| 424|#define STORED_SEQS 8 | | ------------------ ------------------ { size_t const oneSeqSize = ZSTD_execSequence(op, oend, sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK], &litPtr, litBufferEnd, prefixStart, dictStart, dictEnd); ------------------ | | 1753| 424|#define STORED_SEQS_MASK (STORED_SEQS-1) | | ------------------ | | | | 1752| 424|#define STORED_SEQS 8 | | ------------------ ------------------ 1797| |#if defined(FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION) && defined(FUZZING_ASSERT_VALID_SEQUENCE) 1798| | assert(!ZSTD_isError(oneSeqSize)); 1799| | ZSTD_assertValidSequence(dctx, op, oend, sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK], prefixStart, dictStart); 1800| |#endif 1801| 424| if (ZSTD_isError(oneSeqSize)) return oneSeqSize; ------------------ | | 44| 424|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (1801:25): [True: 72, False: 352] ------------------ 1802| | 1803| 352| prefetchPos = ZSTD_prefetchMatch(prefetchPos, sequence, prefixStart, dictEnd); 1804| 352| sequences[seqNb & STORED_SEQS_MASK] = sequence; ------------------ | | 1753| 352|#define STORED_SEQS_MASK (STORED_SEQS-1) | | ------------------ | | | | 1752| 352|#define STORED_SEQS 8 | | ------------------ ------------------ 1805| 352| op += oneSeqSize; 1806| 352| } } 1807| 1.06M| else 1808| 1.06M| { 1809| | /* lit buffer is either wholly contained in first or second split, or not split at all*/ 1810| 1.06M| size_t const oneSeqSize = dctx->litBufferLocation == ZSTD_split ? ------------------ | Branch (1810:43): [True: 672k, False: 390k] ------------------ 1811| 672k| ZSTD_execSequenceSplitLitBuffer(op, oend, litPtr + sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK].litLength - WILDCOPY_OVERLENGTH, sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK], &litPtr, litBufferEnd, prefixStart, dictStart, dictEnd) : ------------------ | | 1754| 672k|#define ADVANCED_SEQS STORED_SEQS | | ------------------ | | | | 1752| 672k|#define STORED_SEQS 8 | | ------------------ ------------------ ZSTD_execSequenceSplitLitBuffer(op, oend, litPtr + sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK].litLength - WILDCOPY_OVERLENGTH, sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK], &litPtr, litBufferEnd, prefixStart, dictStart, dictEnd) : ------------------ | | 1753| 672k|#define STORED_SEQS_MASK (STORED_SEQS-1) | | ------------------ | | | | 1752| 672k|#define STORED_SEQS 8 | | ------------------ ------------------ ZSTD_execSequenceSplitLitBuffer(op, oend, litPtr + sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK].litLength - WILDCOPY_OVERLENGTH, sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK], &litPtr, litBufferEnd, prefixStart, dictStart, dictEnd) : ------------------ | | 199| 672k|#define WILDCOPY_OVERLENGTH 32 ------------------ ZSTD_execSequenceSplitLitBuffer(op, oend, litPtr + sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK].litLength - WILDCOPY_OVERLENGTH, sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK], &litPtr, litBufferEnd, prefixStart, dictStart, dictEnd) : ------------------ | | 1754| 672k|#define ADVANCED_SEQS STORED_SEQS | | ------------------ | | | | 1752| 672k|#define STORED_SEQS 8 | | ------------------ ------------------ ZSTD_execSequenceSplitLitBuffer(op, oend, litPtr + sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK].litLength - WILDCOPY_OVERLENGTH, sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK], &litPtr, litBufferEnd, prefixStart, dictStart, dictEnd) : ------------------ | | 1753| 672k|#define STORED_SEQS_MASK (STORED_SEQS-1) | | ------------------ | | | | 1752| 672k|#define STORED_SEQS 8 | | ------------------ ------------------ 1812| 1.06M| ZSTD_execSequence(op, oend, sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK], &litPtr, litBufferEnd, prefixStart, dictStart, dictEnd); ------------------ | | 1754| 390k|#define ADVANCED_SEQS STORED_SEQS | | ------------------ | | | | 1752| 390k|#define STORED_SEQS 8 | | ------------------ ------------------ ZSTD_execSequence(op, oend, sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK], &litPtr, litBufferEnd, prefixStart, dictStart, dictEnd); ------------------ | | 1753| 390k|#define STORED_SEQS_MASK (STORED_SEQS-1) | | ------------------ | | | | 1752| 390k|#define STORED_SEQS 8 | | ------------------ ------------------ 1813| |#if defined(FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION) && defined(FUZZING_ASSERT_VALID_SEQUENCE) 1814| | assert(!ZSTD_isError(oneSeqSize)); 1815| | ZSTD_assertValidSequence(dctx, op, oend, sequences[(seqNb - ADVANCED_SEQS) & STORED_SEQS_MASK], prefixStart, dictStart); 1816| |#endif 1817| 1.06M| if (ZSTD_isError(oneSeqSize)) return oneSeqSize; ------------------ | | 44| 1.06M|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (1817:21): [True: 594, False: 1.06M] ------------------ 1818| | 1819| 1.06M| prefetchPos = ZSTD_prefetchMatch(prefetchPos, sequence, prefixStart, dictEnd); 1820| 1.06M| sequences[seqNb & STORED_SEQS_MASK] = sequence; ------------------ | | 1753| 1.06M|#define STORED_SEQS_MASK (STORED_SEQS-1) | | ------------------ | | | | 1752| 1.06M|#define STORED_SEQS 8 | | ------------------ ------------------ 1821| 1.06M| op += oneSeqSize; 1822| 1.06M| } 1823| 1.06M| } 1824| 266| RETURN_ERROR_IF(!BIT_endOfDStream(&seqState.DStream), corruption_detected, ""); ------------------ | | 114| 266| do { \ | | 115| 266| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 22, False: 244] | | ------------------ | | 116| 22| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 22|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 22] | | | | ------------------ | | ------------------ | | 117| 22| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 22| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 22| do { \ | | | | 99| 22| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 22] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 22| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 22] | | | | ------------------ | | ------------------ | | 119| 22| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 22|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 22] | | | | ------------------ | | ------------------ | | 120| 22| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 22|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 22] | | | | ------------------ | | ------------------ | | 121| 22| return ERROR(err); \ | | ------------------ | | | | 49| 22|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 22|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 22|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 22| } \ | | 123| 266| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 244] | | ------------------ ------------------ 1825| | 1826| | /* finish queue */ 1827| 244| seqNb -= seqAdvance; 1828| 1.79k| for ( ; seqNblitBufferLocation == ZSTD_split && litPtr + sequence->litLength > dctx->litBufferEnd) { ------------------ | Branch (1830:17): [True: 824, False: 842] | Branch (1830:58): [True: 110, False: 714] ------------------ 1831| 110| const size_t leftoverLit = dctx->litBufferEnd - litPtr; 1832| 110| if (leftoverLit) { ------------------ | Branch (1832:21): [True: 109, False: 1] ------------------ 1833| 109| RETURN_ERROR_IF(leftoverLit > (size_t)(oend - op), dstSize_tooSmall, "remaining lit must fit within dstBuffer"); ------------------ | | 114| 109| do { \ | | 115| 109| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 1, False: 108] | | ------------------ | | 116| 1| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 117| 1| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 1| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 1| do { \ | | | | 99| 1| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 1] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 1| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 119| 1| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 120| 1| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 1|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 1] | | | | ------------------ | | ------------------ | | 121| 1| return ERROR(err); \ | | ------------------ | | | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 1| } \ | | 123| 109| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 108] | | ------------------ ------------------ 1834| 108| ZSTD_safecopyDstBeforeSrc(op, litPtr, leftoverLit); 1835| 108| sequence->litLength -= leftoverLit; 1836| 108| op += leftoverLit; 1837| 108| } 1838| 109| litPtr = dctx->litExtraBuffer; 1839| 109| litBufferEnd = dctx->litExtraBuffer + ZSTD_LITBUFFEREXTRASIZE; ------------------ | | 118| 109|#define ZSTD_LITBUFFEREXTRASIZE BOUNDED(ZSTD_LBMIN, ZSTD_DECODER_INTERNAL_BUFFER, ZSTD_LBMAX) | | ------------------ | | | | 56| 109|#define BOUNDED(min,val,max) (MAX(min,MIN(val,max))) | | | | ------------------ | | | | | | 55| 218|#define MAX(a,b) ((a)>(b) ? (a) : (b)) | | | | | | ------------------ | | | | | | | Branch (55:19): [Folded, False: 109] | | | | | | | Branch (55:24): [True: 0, Folded] | | | | | | | Branch (55:36): [True: 109, Folded] | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 1840| 109| dctx->litBufferLocation = ZSTD_not_in_dst; 1841| 109| { size_t const oneSeqSize = ZSTD_execSequence(op, oend, *sequence, &litPtr, litBufferEnd, prefixStart, dictStart, dictEnd); 1842| |#if defined(FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION) && defined(FUZZING_ASSERT_VALID_SEQUENCE) 1843| | assert(!ZSTD_isError(oneSeqSize)); 1844| | ZSTD_assertValidSequence(dctx, op, oend, sequences[seqNb&STORED_SEQS_MASK], prefixStart, dictStart); 1845| |#endif 1846| 109| if (ZSTD_isError(oneSeqSize)) return oneSeqSize; ------------------ | | 44| 109|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (1846:25): [True: 21, False: 88] ------------------ 1847| 88| op += oneSeqSize; 1848| 88| } 1849| 88| } 1850| 1.55k| else 1851| 1.55k| { 1852| 1.55k| size_t const oneSeqSize = dctx->litBufferLocation == ZSTD_split ? ------------------ | Branch (1852:43): [True: 714, False: 842] ------------------ 1853| 714| ZSTD_execSequenceSplitLitBuffer(op, oend, litPtr + sequence->litLength - WILDCOPY_OVERLENGTH, *sequence, &litPtr, litBufferEnd, prefixStart, dictStart, dictEnd) : ------------------ | | 199| 714|#define WILDCOPY_OVERLENGTH 32 ------------------ 1854| 1.55k| ZSTD_execSequence(op, oend, *sequence, &litPtr, litBufferEnd, prefixStart, dictStart, dictEnd); 1855| |#if defined(FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION) && defined(FUZZING_ASSERT_VALID_SEQUENCE) 1856| | assert(!ZSTD_isError(oneSeqSize)); 1857| | ZSTD_assertValidSequence(dctx, op, oend, sequences[seqNb&STORED_SEQS_MASK], prefixStart, dictStart); 1858| |#endif 1859| 1.55k| if (ZSTD_isError(oneSeqSize)) return oneSeqSize; ------------------ | | 44| 1.55k|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (1859:21): [True: 89, False: 1.46k] ------------------ 1860| 1.46k| op += oneSeqSize; 1861| 1.46k| } 1862| 1.66k| } 1863| | 1864| | /* save reps for next block */ 1865| 532| { U32 i; for (i=0; ientropy.rep[i] = (U32)(seqState.prevOffset[i]); } ------------------ | | 64| 532|#define ZSTD_REP_NUM 3 /* number of repcodes */ ------------------ | Branch (1865:28): [True: 399, False: 133] ------------------ 1866| 133| } 1867| | 1868| | /* last literal segment */ 1869| 135| if (dctx->litBufferLocation == ZSTD_split) { /* first deplete literal buffer in dst, then copy litExtraBuffer */ ------------------ | Branch (1869:9): [True: 31, False: 104] ------------------ 1870| 31| size_t const lastLLSize = litBufferEnd - litPtr; 1871| 31| RETURN_ERROR_IF(lastLLSize > (size_t)(oend - op), dstSize_tooSmall, ""); ------------------ | | 114| 31| do { \ | | 115| 31| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 7, False: 24] | | ------------------ | | 116| 7| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 7|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 7] | | | | ------------------ | | ------------------ | | 117| 7| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 7| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 7| do { \ | | | | 99| 7| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 7] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 7| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 7] | | | | ------------------ | | ------------------ | | 119| 7| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 7|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 7] | | | | ------------------ | | ------------------ | | 120| 7| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 7|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 7] | | | | ------------------ | | ------------------ | | 121| 7| return ERROR(err); \ | | ------------------ | | | | 49| 7|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 7|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 7|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 7| } \ | | 123| 31| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 24] | | ------------------ ------------------ 1872| 24| if (op != NULL) { ------------------ | Branch (1872:13): [True: 24, False: 0] ------------------ 1873| 24| ZSTD_memmove(op, litPtr, lastLLSize); ------------------ | | 45| 24|# define ZSTD_memmove(d,s,l) __builtin_memmove((d),(s),(l)) ------------------ 1874| 24| op += lastLLSize; 1875| 24| } 1876| 24| litPtr = dctx->litExtraBuffer; 1877| 24| litBufferEnd = dctx->litExtraBuffer + ZSTD_LITBUFFEREXTRASIZE; ------------------ | | 118| 24|#define ZSTD_LITBUFFEREXTRASIZE BOUNDED(ZSTD_LBMIN, ZSTD_DECODER_INTERNAL_BUFFER, ZSTD_LBMAX) | | ------------------ | | | | 56| 24|#define BOUNDED(min,val,max) (MAX(min,MIN(val,max))) | | | | ------------------ | | | | | | 55| 48|#define MAX(a,b) ((a)>(b) ? (a) : (b)) | | | | | | ------------------ | | | | | | | Branch (55:19): [Folded, False: 24] | | | | | | | Branch (55:24): [True: 0, Folded] | | | | | | | Branch (55:36): [True: 24, Folded] | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 1878| 24| } 1879| 128| { size_t const lastLLSize = litBufferEnd - litPtr; 1880| 128| RETURN_ERROR_IF(lastLLSize > (size_t)(oend-op), dstSize_tooSmall, ""); ------------------ | | 114| 128| do { \ | | 115| 128| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 18, False: 110] | | ------------------ | | 116| 18| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 18|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 117| 18| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 18| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 18| do { \ | | | | 99| 18| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 18] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 18| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 119| 18| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 18|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 120| 18| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 18|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 18] | | | | ------------------ | | ------------------ | | 121| 18| return ERROR(err); \ | | ------------------ | | | | 49| 18|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 18|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 18|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 18| } \ | | 123| 128| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 110] | | ------------------ ------------------ 1881| 110| if (op != NULL) { ------------------ | Branch (1881:13): [True: 110, False: 0] ------------------ 1882| 110| ZSTD_memmove(op, litPtr, lastLLSize); ------------------ | | 45| 110|# define ZSTD_memmove(d,s,l) __builtin_memmove((d),(s),(l)) ------------------ 1883| 110| op += lastLLSize; 1884| 110| } 1885| 110| } 1886| | 1887| 0| return (size_t)(op - ostart); 1888| 128|} zstd_decompress_block.c:ZSTD_initFseState: 1193| 5.63k|{ 1194| 5.63k| const void* ptr = dt; 1195| 5.63k| const ZSTD_seqSymbol_header* const DTableH = (const ZSTD_seqSymbol_header*)ptr; 1196| 5.63k| DStatePtr->state = BIT_readBits(bitD, DTableH->tableLog); 1197| 5.63k| DEBUGLOG(6, "ZSTD_initFseState : val=%u using %u bits", ------------------ | | 104| 5.63k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 5.63k] | | ------------------ ------------------ 1198| 5.63k| (U32)DStatePtr->state, DTableH->tableLog); 1199| 5.63k| BIT_reloadDStream(bitD); 1200| 5.63k| DStatePtr->table = dt + 1; 1201| 5.63k|} zstd_decompress_block.c:ZSTD_decodeSequence: 1230| 2.50M|{ 1231| 2.50M| seq_t seq; 1232| | /* 1233| | * ZSTD_seqSymbol is a 64 bits wide structure. 1234| | * It can be loaded in one operation 1235| | * and its fields extracted by simply shifting or bit-extracting on aarch64. 1236| | * GCC doesn't recognize this and generates more unnecessary ldr/ldrb/ldrh 1237| | * operations that cause performance drop. This can be avoided by using this 1238| | * ZSTD_memcpy hack. 1239| | */ 1240| |#if defined(__aarch64__) && (defined(__GNUC__) && !defined(__clang__)) 1241| | ZSTD_seqSymbol llDInfoS, mlDInfoS, ofDInfoS; 1242| | ZSTD_seqSymbol* const llDInfo = &llDInfoS; 1243| | ZSTD_seqSymbol* const mlDInfo = &mlDInfoS; 1244| | ZSTD_seqSymbol* const ofDInfo = &ofDInfoS; 1245| | ZSTD_memcpy(llDInfo, seqState->stateLL.table + seqState->stateLL.state, sizeof(ZSTD_seqSymbol)); 1246| | ZSTD_memcpy(mlDInfo, seqState->stateML.table + seqState->stateML.state, sizeof(ZSTD_seqSymbol)); 1247| | ZSTD_memcpy(ofDInfo, seqState->stateOffb.table + seqState->stateOffb.state, sizeof(ZSTD_seqSymbol)); 1248| |#else 1249| 2.50M| const ZSTD_seqSymbol* const llDInfo = seqState->stateLL.table + seqState->stateLL.state; 1250| 2.50M| const ZSTD_seqSymbol* const mlDInfo = seqState->stateML.table + seqState->stateML.state; 1251| 2.50M| const ZSTD_seqSymbol* const ofDInfo = seqState->stateOffb.table + seqState->stateOffb.state; 1252| 2.50M|#endif 1253| 2.50M| seq.matchLength = mlDInfo->baseValue; 1254| 2.50M| seq.litLength = llDInfo->baseValue; 1255| 2.50M| { U32 const ofBase = ofDInfo->baseValue; 1256| 2.50M| BYTE const llBits = llDInfo->nbAdditionalBits; 1257| 2.50M| BYTE const mlBits = mlDInfo->nbAdditionalBits; 1258| 2.50M| BYTE const ofBits = ofDInfo->nbAdditionalBits; 1259| 2.50M| BYTE const totalBits = llBits+mlBits+ofBits; 1260| | 1261| 2.50M| U16 const llNext = llDInfo->nextState; 1262| 2.50M| U16 const mlNext = mlDInfo->nextState; 1263| 2.50M| U16 const ofNext = ofDInfo->nextState; 1264| 2.50M| U32 const llnbBits = llDInfo->nbBits; 1265| 2.50M| U32 const mlnbBits = mlDInfo->nbBits; 1266| 2.50M| U32 const ofnbBits = ofDInfo->nbBits; 1267| | 1268| 2.50M| assert(llBits <= MaxLLBits); ------------------ | | 70| 2.50M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1269| 2.50M| assert(mlBits <= MaxMLBits); ------------------ | | 70| 2.50M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1270| 2.50M| assert(ofBits <= MaxOff); ------------------ | | 70| 2.50M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1271| | /* 1272| | * As gcc has better branch and block analyzers, sometimes it is only 1273| | * valuable to mark likeliness for clang, it gives around 3-4% of 1274| | * performance. 1275| | */ 1276| | 1277| | /* sequence */ 1278| 2.50M| { size_t offset; 1279| 2.50M| if (ofBits > 1) { ------------------ | Branch (1279:17): [True: 907k, False: 1.59M] ------------------ 1280| 907k| ZSTD_STATIC_ASSERT(ZSTD_lo_isLongOffset == 1); ------------------ | | 43| 907k|#define ZSTD_STATIC_ASSERT(c) DEBUG_STATIC_ASSERT(c) | | ------------------ | | | | 39| 907k|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) | | ------------------ ------------------ 1281| 907k| ZSTD_STATIC_ASSERT(LONG_OFFSETS_MAX_EXTRA_BITS_32 == 5); ------------------ | | 43| 907k|#define ZSTD_STATIC_ASSERT(c) DEBUG_STATIC_ASSERT(c) | | ------------------ | | | | 39| 907k|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) | | ------------------ ------------------ 1282| 907k| ZSTD_STATIC_ASSERT(STREAM_ACCUMULATOR_MIN_32 > LONG_OFFSETS_MAX_EXTRA_BITS_32); ------------------ | | 43| 907k|#define ZSTD_STATIC_ASSERT(c) DEBUG_STATIC_ASSERT(c) | | ------------------ | | | | 39| 907k|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) | | ------------------ ------------------ 1283| 907k| ZSTD_STATIC_ASSERT(STREAM_ACCUMULATOR_MIN_32 - LONG_OFFSETS_MAX_EXTRA_BITS_32 >= MaxMLBits); ------------------ | | 43| 907k|#define ZSTD_STATIC_ASSERT(c) DEBUG_STATIC_ASSERT(c) | | ------------------ | | | | 39| 907k|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) | | ------------------ ------------------ 1284| 907k| if (MEM_32bits() && longOffsets && (ofBits >= STREAM_ACCUMULATOR_MIN_32)) { ------------------ | | 43| 0|#define STREAM_ACCUMULATOR_MIN_32 25 ------------------ | Branch (1284:21): [True: 0, False: 907k] | Branch (1284:37): [True: 0, False: 0] | Branch (1284:52): [True: 0, False: 0] ------------------ 1285| | /* Always read extra bits, this keeps the logic simple, 1286| | * avoids branches, and avoids accidentally reading 0 bits. 1287| | */ 1288| 0| U32 const extraBits = LONG_OFFSETS_MAX_EXTRA_BITS_32; ------------------ | | 1216| 0| (ZSTD_WINDOWLOG_MAX_32 > STREAM_ACCUMULATOR_MIN_32 \ | | ------------------ | | | | 1263| 0|#define ZSTD_WINDOWLOG_MAX_32 30 | | ------------------ | | (ZSTD_WINDOWLOG_MAX_32 > STREAM_ACCUMULATOR_MIN_32 \ | | ------------------ | | | | 43| 0|#define STREAM_ACCUMULATOR_MIN_32 25 | | ------------------ | | | Branch (1216:6): [True: 0, Folded] | | ------------------ | | 1217| 0| ? ZSTD_WINDOWLOG_MAX_32 - STREAM_ACCUMULATOR_MIN_32 \ | | ------------------ | | | | 1263| 0|#define ZSTD_WINDOWLOG_MAX_32 30 | | ------------------ | | ? ZSTD_WINDOWLOG_MAX_32 - STREAM_ACCUMULATOR_MIN_32 \ | | ------------------ | | | | 43| 0|#define STREAM_ACCUMULATOR_MIN_32 25 | | ------------------ | | 1218| 0| : 0) ------------------ 1289| 0| offset = ofBase + (BIT_readBitsFast(&seqState->DStream, ofBits - extraBits) << extraBits); 1290| 0| BIT_reloadDStream(&seqState->DStream); 1291| 0| offset += BIT_readBitsFast(&seqState->DStream, extraBits); 1292| 907k| } else { 1293| 907k| offset = ofBase + BIT_readBitsFast(&seqState->DStream, ofBits/*>0*/); /* <= (ZSTD_WINDOWLOG_MAX-1) bits */ 1294| 907k| if (MEM_32bits()) BIT_reloadDStream(&seqState->DStream); ------------------ | Branch (1294:25): [True: 0, False: 907k] ------------------ 1295| 907k| } 1296| 907k| seqState->prevOffset[2] = seqState->prevOffset[1]; 1297| 907k| seqState->prevOffset[1] = seqState->prevOffset[0]; 1298| 907k| seqState->prevOffset[0] = offset; 1299| 1.59M| } else { 1300| 1.59M| U32 const ll0 = (llDInfo->baseValue == 0); 1301| 1.59M| if (LIKELY((ofBits == 0))) { ------------------ | | 187| 1.59M|#define LIKELY(x) (__builtin_expect((x), 1)) | | ------------------ | | | Branch (187:19): [True: 1.09M, False: 502k] | | ------------------ ------------------ 1302| 1.09M| offset = seqState->prevOffset[ll0]; 1303| 1.09M| seqState->prevOffset[1] = seqState->prevOffset[!ll0]; 1304| 1.09M| seqState->prevOffset[0] = offset; 1305| 1.09M| } else { 1306| 502k| offset = ofBase + ll0 + BIT_readBitsFast(&seqState->DStream, 1); 1307| 502k| { size_t temp = (offset==3) ? seqState->prevOffset[0] - 1 : seqState->prevOffset[offset]; ------------------ | Branch (1307:39): [True: 20.6k, False: 482k] ------------------ 1308| 502k| temp -= !temp; /* 0 is not valid: input corrupted => force offset to -1 => corruption detected at execSequence */ 1309| 502k| if (offset != 1) seqState->prevOffset[2] = seqState->prevOffset[1]; ------------------ | Branch (1309:29): [True: 301k, False: 201k] ------------------ 1310| 502k| seqState->prevOffset[1] = seqState->prevOffset[0]; 1311| 502k| seqState->prevOffset[0] = offset = temp; 1312| 502k| } } } 1313| 2.50M| seq.offset = offset; 1314| 2.50M| } 1315| | 1316| 2.50M| if (mlBits > 0) ------------------ | Branch (1316:13): [True: 126k, False: 2.37M] ------------------ 1317| 126k| seq.matchLength += BIT_readBitsFast(&seqState->DStream, mlBits/*>0*/); 1318| | 1319| 2.50M| if (MEM_32bits() && (mlBits+llBits >= STREAM_ACCUMULATOR_MIN_32-LONG_OFFSETS_MAX_EXTRA_BITS_32)) ------------------ | | 43| 0|#define STREAM_ACCUMULATOR_MIN_32 25 ------------------ if (MEM_32bits() && (mlBits+llBits >= STREAM_ACCUMULATOR_MIN_32-LONG_OFFSETS_MAX_EXTRA_BITS_32)) ------------------ | | 1216| 0| (ZSTD_WINDOWLOG_MAX_32 > STREAM_ACCUMULATOR_MIN_32 \ | | ------------------ | | | | 1263| 0|#define ZSTD_WINDOWLOG_MAX_32 30 | | ------------------ | | (ZSTD_WINDOWLOG_MAX_32 > STREAM_ACCUMULATOR_MIN_32 \ | | ------------------ | | | | 43| 0|#define STREAM_ACCUMULATOR_MIN_32 25 | | ------------------ | | | Branch (1216:6): [True: 0, Folded] | | ------------------ | | 1217| 0| ? ZSTD_WINDOWLOG_MAX_32 - STREAM_ACCUMULATOR_MIN_32 \ | | ------------------ | | | | 1263| 0|#define ZSTD_WINDOWLOG_MAX_32 30 | | ------------------ | | ? ZSTD_WINDOWLOG_MAX_32 - STREAM_ACCUMULATOR_MIN_32 \ | | ------------------ | | | | 43| 0|#define STREAM_ACCUMULATOR_MIN_32 25 | | ------------------ | | 1218| 0| : 0) ------------------ | Branch (1319:13): [True: 0, False: 2.50M] | Branch (1319:29): [True: 0, False: 0] ------------------ 1320| 0| BIT_reloadDStream(&seqState->DStream); 1321| 2.50M| if (MEM_64bits() && UNLIKELY(totalBits >= STREAM_ACCUMULATOR_MIN_64-(LLFSELog+MLFSELog+OffFSELog))) ------------------ | | 188| 2.50M|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 1.06k, False: 2.50M] | | ------------------ ------------------ | Branch (1321:13): [True: 2.50M, False: 0] ------------------ 1322| 1.06k| BIT_reloadDStream(&seqState->DStream); 1323| | /* Ensure there are enough bits to read the rest of data in 64-bit mode. */ 1324| 2.50M| ZSTD_STATIC_ASSERT(16+LLFSELog+MLFSELog+OffFSELog < STREAM_ACCUMULATOR_MIN_64); ------------------ | | 43| 2.50M|#define ZSTD_STATIC_ASSERT(c) DEBUG_STATIC_ASSERT(c) | | ------------------ | | | | 39| 2.50M|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) | | ------------------ ------------------ 1325| | 1326| 2.50M| if (llBits > 0) ------------------ | Branch (1326:13): [True: 387k, False: 2.11M] ------------------ 1327| 387k| seq.litLength += BIT_readBitsFast(&seqState->DStream, llBits/*>0*/); 1328| | 1329| 2.50M| if (MEM_32bits()) ------------------ | Branch (1329:13): [True: 0, False: 2.50M] ------------------ 1330| 0| BIT_reloadDStream(&seqState->DStream); 1331| | 1332| 2.50M| DEBUGLOG(6, "seq: litL=%u, matchL=%u, offset=%u", ------------------ | | 104| 2.50M|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 2.50M] | | ------------------ ------------------ 1333| 2.50M| (U32)seq.litLength, (U32)seq.matchLength, (U32)seq.offset); 1334| | 1335| 2.50M| if (!isLastSeq) { ------------------ | Branch (1335:13): [True: 2.50M, False: 433] ------------------ 1336| | /* don't update FSE state for last Sequence */ 1337| 2.50M| ZSTD_updateFseStateWithDInfo(&seqState->stateLL, &seqState->DStream, llNext, llnbBits); /* <= 9 bits */ 1338| 2.50M| ZSTD_updateFseStateWithDInfo(&seqState->stateML, &seqState->DStream, mlNext, mlnbBits); /* <= 9 bits */ 1339| 2.50M| if (MEM_32bits()) BIT_reloadDStream(&seqState->DStream); /* <= 18 bits */ ------------------ | Branch (1339:17): [True: 0, False: 2.50M] ------------------ 1340| 2.50M| ZSTD_updateFseStateWithDInfo(&seqState->stateOffb, &seqState->DStream, ofNext, ofnbBits); /* <= 8 bits */ 1341| 2.50M| BIT_reloadDStream(&seqState->DStream); 1342| 2.50M| } 1343| 2.50M| } 1344| | 1345| 2.50M| return seq; 1346| 2.50M|} zstd_decompress_block.c:ZSTD_updateFseStateWithDInfo: 1205| 7.50M|{ 1206| 7.50M| size_t const lowBits = BIT_readBits(bitD, nbBits); 1207| 7.50M| DStatePtr->state = nextState + lowBits; 1208| 7.50M|} zstd_decompress_block.c:ZSTD_prefetchMatch: 1717| 1.06M|{ 1718| 1.06M| prefetchPos += sequence.litLength; 1719| 1.06M| { const BYTE* const matchBase = (sequence.offset > prefetchPos) ? dictEnd : prefixStart; ------------------ | Branch (1719:39): [True: 2.39k, False: 1.06M] ------------------ 1720| | /* note : this operation can overflow when seq.offset is really too large, which can only happen when input is corrupted. 1721| | * No consequence though : memory address is only used for prefetching, not for dereferencing */ 1722| 1.06M| const BYTE* const match = ZSTD_wrappedPtrSub(ZSTD_wrappedPtrAdd(matchBase, prefetchPos), sequence.offset); 1723| 1.06M| PREFETCH_L1(match); PREFETCH_L1(match+CACHELINE_SIZE); /* note : it's safe to invoke PREFETCH() on any memory address, including invalid ones */ ------------------ | | 145| 1.06M|# define PREFETCH_L1(ptr) __builtin_prefetch((ptr), 0 /* rw==read */, 3 /* locality */) ------------------ PREFETCH_L1(match); PREFETCH_L1(match+CACHELINE_SIZE); /* note : it's safe to invoke PREFETCH() on any memory address, including invalid ones */ ------------------ | | 145| 1.06M|# define PREFETCH_L1(ptr) __builtin_prefetch((ptr), 0 /* rw==read */, 3 /* locality */) ------------------ 1724| 1.06M| } 1725| 1.06M| return prefetchPos + sequence.matchLength; 1726| 1.06M|} zstd_decompress_block.c:ZSTD_safecopyDstBeforeSrc: 877| 334k|static void ZSTD_safecopyDstBeforeSrc(BYTE* op, const BYTE* ip, ptrdiff_t length) { 878| 334k| ptrdiff_t const diff = op - ip; 879| 334k| BYTE* const oend = op + length; 880| | 881| 334k| if (length < 8 || diff > -8) { ------------------ | Branch (881:9): [True: 276k, False: 58.2k] | Branch (881:23): [True: 57.1k, False: 1.08k] ------------------ 882| | /* Handle short lengths, close overlaps, and dst not before src. */ 883| 6.18M| while (op < oend) *op++ = *ip++; ------------------ | Branch (883:16): [True: 5.85M, False: 333k] ------------------ 884| 333k| return; 885| 333k| } 886| | 887| 1.08k| if (op <= oend - WILDCOPY_OVERLENGTH && diff < -WILDCOPY_VECLEN) { ------------------ | | 199| 2.17k|#define WILDCOPY_OVERLENGTH 32 ------------------ if (op <= oend - WILDCOPY_OVERLENGTH && diff < -WILDCOPY_VECLEN) { ------------------ | | 200| 788|#define WILDCOPY_VECLEN 16 ------------------ | Branch (887:9): [True: 788, False: 301] | Branch (887:45): [True: 727, False: 61] ------------------ 888| 727| ZSTD_wildcopy(op, ip, oend - WILDCOPY_OVERLENGTH - op, ZSTD_no_overlap); ------------------ | | 199| 727|#define WILDCOPY_OVERLENGTH 32 ------------------ 889| 727| ip += oend - WILDCOPY_OVERLENGTH - op; ------------------ | | 199| 727|#define WILDCOPY_OVERLENGTH 32 ------------------ 890| 727| op += oend - WILDCOPY_OVERLENGTH - op; ------------------ | | 199| 727|#define WILDCOPY_OVERLENGTH 32 ------------------ 891| 727| } 892| | 893| | /* Handle the leftovers. */ 894| 305k| while (op < oend) *op++ = *ip++; ------------------ | Branch (894:12): [True: 304k, False: 1.08k] ------------------ 895| 1.08k|} zstd_decompress_block.c:ZSTD_execSequence: 1005| 1.23M|{ 1006| 1.23M| BYTE* const oLitEnd = op + sequence.litLength; 1007| 1.23M| size_t const sequenceLength = sequence.litLength + sequence.matchLength; 1008| 1.23M| BYTE* const oMatchEnd = op + sequenceLength; /* risk : address space overflow (32-bits) */ 1009| 1.23M| BYTE* const oend_w = oend - WILDCOPY_OVERLENGTH; /* risk : address space underflow on oend=NULL */ ------------------ | | 199| 1.23M|#define WILDCOPY_OVERLENGTH 32 ------------------ 1010| 1.23M| const BYTE* const iLitEnd = *litPtr + sequence.litLength; 1011| 1.23M| const BYTE* match = oLitEnd - sequence.offset; 1012| | 1013| 1.23M| assert(op != NULL /* Precondition */); ------------------ | | 70| 1.23M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1014| 1.23M| assert(oend_w < oend /* No underflow */); ------------------ | | 70| 1.23M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1015| | 1016| |#if defined(__aarch64__) 1017| | /* prefetch sequence starting from match that will be used for copy later */ 1018| | PREFETCH_L1(match); 1019| |#endif 1020| | /* Handle edge cases in a slow path: 1021| | * - Read beyond end of literals 1022| | * - Match end is within WILDCOPY_OVERLIMIT of oend 1023| | * - 32-bit mode and the match length overflows 1024| | */ 1025| 1.23M| if (UNLIKELY( ------------------ | | 188| 6.19M|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 1.30k, False: 1.23M] | | | Branch (188:40): [True: 221, False: 1.23M] | | | Branch (188:40): [True: 1.07k, False: 1.23M] | | | Branch (188:40): [True: 0, False: 1.23M] | | | Branch (188:40): [True: 0, False: 0] | | ------------------ ------------------ 1026| 1.23M| iLitEnd > litLimit || 1027| 1.23M| oMatchEnd > oend_w || 1028| 1.23M| (MEM_32bits() && (size_t)(oend - op) < sequenceLength + WILDCOPY_OVERLENGTH))) 1029| 1.30k| return ZSTD_execSequenceEnd(op, oend, sequence, litPtr, litLimit, prefixStart, virtualStart, dictEnd); 1030| | 1031| | /* Assumptions (everything else goes into ZSTD_execSequenceEnd()) */ 1032| 1.23M| assert(op <= oLitEnd /* No overflow */); ------------------ | | 70| 1.23M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1033| 1.23M| assert(oLitEnd < oMatchEnd /* Non-zero match & no overflow */); ------------------ | | 70| 1.23M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1034| 1.23M| assert(oMatchEnd <= oend /* No underflow */); ------------------ | | 70| 1.23M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1035| 1.23M| assert(iLitEnd <= litLimit /* Literal length is in bounds */); ------------------ | | 70| 1.23M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1036| 1.23M| assert(oLitEnd <= oend_w /* Can wildcopy literals */); ------------------ | | 70| 1.23M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1037| 1.23M| assert(oMatchEnd <= oend_w /* Can wildcopy matches */); ------------------ | | 70| 1.23M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1038| | 1039| | /* Copy Literals: 1040| | * Split out litLength <= 16 since it is nearly always true. +1.6% on gcc-9. 1041| | * We likely don't need the full 32-byte wildcopy. 1042| | */ 1043| 1.23M| assert(WILDCOPY_OVERLENGTH >= 16); ------------------ | | 70| 1.23M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1044| 1.23M| ZSTD_copy16(op, (*litPtr)); 1045| 1.23M| if (UNLIKELY(sequence.litLength > 16)) { ------------------ | | 188| 1.23M|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 91.8k, False: 1.14M] | | ------------------ ------------------ 1046| 91.8k| ZSTD_wildcopy(op + 16, (*litPtr) + 16, sequence.litLength - 16, ZSTD_no_overlap); 1047| 91.8k| } 1048| 1.23M| op = oLitEnd; 1049| 1.23M| *litPtr = iLitEnd; /* update for next sequence */ 1050| | 1051| | /* Copy Match */ 1052| 1.23M| if (sequence.offset > (size_t)(oLitEnd - prefixStart)) { ------------------ | Branch (1052:9): [True: 802, False: 1.23M] ------------------ 1053| | /* offset beyond prefix -> go into extDict */ 1054| 802| RETURN_ERROR_IF(UNLIKELY(sequence.offset > (size_t)(oLitEnd - virtualStart)), corruption_detected, ""); ------------------ | | 114| 802| do { \ | | 115| 802| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 424, False: 378] | | ------------------ | | 116| 424| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 424|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 424] | | | | ------------------ | | ------------------ | | 117| 424| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 424| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 424| do { \ | | | | 99| 424| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 424] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 424| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 424] | | | | ------------------ | | ------------------ | | 119| 424| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 424|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 424] | | | | ------------------ | | ------------------ | | 120| 424| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 424|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 424] | | | | ------------------ | | ------------------ | | 121| 424| return ERROR(err); \ | | ------------------ | | | | 49| 424|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 424|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 424|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 424| } \ | | 123| 802| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 378] | | ------------------ ------------------ 1055| 378| match = dictEnd + (match - prefixStart); 1056| 378| if (match + sequence.matchLength <= dictEnd) { ------------------ | Branch (1056:13): [True: 322, False: 56] ------------------ 1057| 322| ZSTD_memmove(oLitEnd, match, sequence.matchLength); ------------------ | | 45| 322|# define ZSTD_memmove(d,s,l) __builtin_memmove((d),(s),(l)) ------------------ 1058| 322| return sequenceLength; 1059| 322| } 1060| | /* span extDict & currentPrefixSegment */ 1061| 56| { size_t const length1 = dictEnd - match; 1062| 56| ZSTD_memmove(oLitEnd, match, length1); ------------------ | | 45| 56|# define ZSTD_memmove(d,s,l) __builtin_memmove((d),(s),(l)) ------------------ 1063| 56| op = oLitEnd + length1; 1064| 56| sequence.matchLength -= length1; 1065| 56| match = prefixStart; 1066| 56| } 1067| 56| } 1068| | /* Match within prefix of 1 or more bytes */ 1069| 1.23M| assert(op <= oMatchEnd); ------------------ | | 70| 1.23M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1070| 1.23M| assert(oMatchEnd <= oend_w); ------------------ | | 70| 1.23M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1071| 1.23M| assert(match >= prefixStart); ------------------ | | 70| 1.23M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1072| 1.23M| assert(sequence.matchLength >= 1); ------------------ | | 70| 1.23M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1073| | 1074| | /* Nearly all offsets are >= WILDCOPY_VECLEN bytes, which means we can use wildcopy 1075| | * without overlap checking. 1076| | */ 1077| 1.23M| if (LIKELY(sequence.offset >= WILDCOPY_VECLEN)) { ------------------ | | 187| 1.23M|#define LIKELY(x) (__builtin_expect((x), 1)) | | ------------------ | | | Branch (187:19): [True: 472k, False: 764k] | | ------------------ ------------------ 1078| | /* We bet on a full wildcopy for matches, since we expect matches to be 1079| | * longer than literals (in general). In silesia, ~10% of matches are longer 1080| | * than 16 bytes. 1081| | */ 1082| 472k| ZSTD_wildcopy(op, match, (ptrdiff_t)sequence.matchLength, ZSTD_no_overlap); 1083| 472k| return sequenceLength; 1084| 472k| } 1085| 764k| assert(sequence.offset < WILDCOPY_VECLEN); ------------------ | | 70| 764k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1086| | 1087| | /* Copy 8 bytes and spread the offset to be >= 8. */ 1088| 764k| ZSTD_overlapCopy8(&op, &match, sequence.offset); 1089| | 1090| | /* If the match length is > 8 bytes, then continue with the wildcopy. */ 1091| 764k| if (sequence.matchLength > 8) { ------------------ | Branch (1091:9): [True: 129k, False: 634k] ------------------ 1092| 129k| assert(op < oMatchEnd); ------------------ | | 70| 129k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1093| 129k| ZSTD_wildcopy(op, match, (ptrdiff_t)sequence.matchLength - 8, ZSTD_overlap_src_before_dst); 1094| 129k| } 1095| 764k| return sequenceLength; 1096| 1.23M|} zstd_decompress_block.c:ZSTD_execSequenceEnd: 911| 1.30k|{ 912| 1.30k| BYTE* const oLitEnd = op + sequence.litLength; 913| 1.30k| size_t const sequenceLength = sequence.litLength + sequence.matchLength; 914| 1.30k| const BYTE* const iLitEnd = *litPtr + sequence.litLength; 915| 1.30k| const BYTE* match = oLitEnd - sequence.offset; 916| 1.30k| BYTE* const oend_w = oend - WILDCOPY_OVERLENGTH; ------------------ | | 199| 1.30k|#define WILDCOPY_OVERLENGTH 32 ------------------ 917| | 918| | /* bounds checks : careful of address space overflow in 32-bit mode */ 919| 1.30k| RETURN_ERROR_IF(sequenceLength > (size_t)(oend - op), dstSize_tooSmall, "last match must fit within dstBuffer"); ------------------ | | 114| 1.30k| do { \ | | 115| 1.30k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 507, False: 793] | | ------------------ | | 116| 507| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 507|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 507] | | | | ------------------ | | ------------------ | | 117| 507| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 507| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 507| do { \ | | | | 99| 507| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 507] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 507| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 507] | | | | ------------------ | | ------------------ | | 119| 507| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 507|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 507] | | | | ------------------ | | ------------------ | | 120| 507| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 507|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 507] | | | | ------------------ | | ------------------ | | 121| 507| return ERROR(err); \ | | ------------------ | | | | 49| 507|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 507|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 507|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 507| } \ | | 123| 1.30k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 793] | | ------------------ ------------------ 920| 793| RETURN_ERROR_IF(sequence.litLength > (size_t)(litLimit - *litPtr), corruption_detected, "try to read beyond literal buffer"); ------------------ | | 114| 793| do { \ | | 115| 793| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 154, False: 639] | | ------------------ | | 116| 154| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 154|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 154] | | | | ------------------ | | ------------------ | | 117| 154| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 154| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 154| do { \ | | | | 99| 154| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 154] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 154| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 154] | | | | ------------------ | | ------------------ | | 119| 154| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 154|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 154] | | | | ------------------ | | ------------------ | | 120| 154| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 154|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 154] | | | | ------------------ | | ------------------ | | 121| 154| return ERROR(err); \ | | ------------------ | | | | 49| 154|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 154|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 154|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 154| } \ | | 123| 793| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 639] | | ------------------ ------------------ 921| 639| assert(op < op + sequenceLength); ------------------ | | 70| 639|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 922| 639| assert(oLitEnd < op + sequenceLength); ------------------ | | 70| 639|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 923| | 924| | /* copy literals */ 925| 639| ZSTD_safecopy(op, oend_w, *litPtr, sequence.litLength, ZSTD_no_overlap); 926| 639| op = oLitEnd; 927| 639| *litPtr = iLitEnd; 928| | 929| | /* copy Match */ 930| 639| if (sequence.offset > (size_t)(oLitEnd - prefixStart)) { ------------------ | Branch (930:9): [True: 55, False: 584] ------------------ 931| | /* offset beyond prefix */ 932| 55| RETURN_ERROR_IF(sequence.offset > (size_t)(oLitEnd - virtualStart), corruption_detected, ""); ------------------ | | 114| 55| do { \ | | 115| 55| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 46, False: 9] | | ------------------ | | 116| 46| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 46|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 46] | | | | ------------------ | | ------------------ | | 117| 46| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 46| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 46| do { \ | | | | 99| 46| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 46] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 46| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 46] | | | | ------------------ | | ------------------ | | 119| 46| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 46|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 46] | | | | ------------------ | | ------------------ | | 120| 46| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 46|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 46] | | | | ------------------ | | ------------------ | | 121| 46| return ERROR(err); \ | | ------------------ | | | | 49| 46|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 46|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 46|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 46| } \ | | 123| 55| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 9] | | ------------------ ------------------ 933| 9| match = dictEnd - (prefixStart - match); 934| 9| if (match + sequence.matchLength <= dictEnd) { ------------------ | Branch (934:13): [True: 8, False: 1] ------------------ 935| 8| ZSTD_memmove(oLitEnd, match, sequence.matchLength); ------------------ | | 45| 8|# define ZSTD_memmove(d,s,l) __builtin_memmove((d),(s),(l)) ------------------ 936| 8| return sequenceLength; 937| 8| } 938| | /* span extDict & currentPrefixSegment */ 939| 1| { size_t const length1 = dictEnd - match; 940| 1| ZSTD_memmove(oLitEnd, match, length1); ------------------ | | 45| 1|# define ZSTD_memmove(d,s,l) __builtin_memmove((d),(s),(l)) ------------------ 941| 1| op = oLitEnd + length1; 942| 1| sequence.matchLength -= length1; 943| 1| match = prefixStart; 944| 1| } 945| 1| } 946| 585| ZSTD_safecopy(op, oend_w, match, sequence.matchLength, ZSTD_overlap_src_before_dst); 947| 585| return sequenceLength; 948| 639|} zstd_decompress_block.c:ZSTD_safecopy: 837| 335k|static void ZSTD_safecopy(BYTE* op, const BYTE* const oend_w, BYTE const* ip, ptrdiff_t length, ZSTD_overlap_e ovtype) { 838| 335k| ptrdiff_t const diff = op - ip; 839| 335k| BYTE* const oend = op + length; 840| | 841| 335k| assert((ovtype == ZSTD_no_overlap && (diff <= -8 || diff >= 8 || op >= oend_w)) || ------------------ | | 70| 335k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 842| 335k| (ovtype == ZSTD_overlap_src_before_dst && diff >= 0)); 843| | 844| 335k| if (length < 8) { ------------------ | Branch (844:9): [True: 251k, False: 83.7k] ------------------ 845| | /* Handle short lengths. */ 846| 1.09M| while (op < oend) *op++ = *ip++; ------------------ | Branch (846:16): [True: 845k, False: 251k] ------------------ 847| 251k| return; 848| 251k| } 849| 83.7k| if (ovtype == ZSTD_overlap_src_before_dst) { ------------------ | Branch (849:9): [True: 83.5k, False: 206] ------------------ 850| | /* Copy 8 bytes and ensure the offset >= 8 when there can be overlap. */ 851| 83.5k| assert(length >= 8); ------------------ | | 70| 83.5k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 852| 83.5k| ZSTD_overlapCopy8(&op, &ip, diff); 853| 83.5k| length -= 8; 854| 83.5k| assert(op - ip >= 8); ------------------ | | 70| 83.5k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 855| 83.5k| assert(op <= oend); ------------------ | | 70| 83.5k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 856| 83.5k| } 857| | 858| 83.7k| if (oend <= oend_w) { ------------------ | Branch (858:9): [True: 75, False: 83.6k] ------------------ 859| | /* No risk of overwrite. */ 860| 75| ZSTD_wildcopy(op, ip, length, ovtype); 861| 75| return; 862| 75| } 863| 83.6k| if (op <= oend_w) { ------------------ | Branch (863:9): [True: 571, False: 83.1k] ------------------ 864| | /* Wildcopy until we get close to the end. */ 865| 571| assert(oend > oend_w); ------------------ | | 70| 571|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 866| 571| ZSTD_wildcopy(op, ip, oend_w - op, ovtype); 867| 571| ip += oend_w - op; 868| 571| op += oend_w - op; 869| 571| } 870| | /* Handle the leftovers. */ 871| 14.2M| while (op < oend) *op++ = *ip++; ------------------ | Branch (871:12): [True: 14.1M, False: 83.6k] ------------------ 872| 83.6k|} zstd_decompress_block.c:ZSTD_overlapCopy8: 804| 1.46M|HINT_INLINE void ZSTD_overlapCopy8(BYTE** op, BYTE const** ip, size_t offset) { 805| 1.46M| assert(*ip <= *op); ------------------ | | 70| 1.46M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 806| 1.46M| if (offset < 8) { ------------------ | Branch (806:9): [True: 1.14M, False: 319k] ------------------ 807| | /* close range match, overlap */ 808| 1.14M| static const U32 dec32table[] = { 0, 1, 2, 1, 4, 4, 4, 4 }; /* added */ 809| 1.14M| static const int dec64table[] = { 8, 8, 8, 7, 8, 9,10,11 }; /* subtracted */ 810| 1.14M| int const sub2 = dec64table[offset]; 811| 1.14M| (*op)[0] = (*ip)[0]; 812| 1.14M| (*op)[1] = (*ip)[1]; 813| 1.14M| (*op)[2] = (*ip)[2]; 814| 1.14M| (*op)[3] = (*ip)[3]; 815| 1.14M| *ip += dec32table[offset]; 816| 1.14M| ZSTD_copy4(*op+4, *ip); 817| 1.14M| *ip -= sub2; 818| 1.14M| } else { 819| 319k| ZSTD_copy8(*op, *ip); 820| 319k| } 821| 1.46M| *ip += 8; 822| 1.46M| *op += 8; 823| 1.46M| assert(*op - *ip >= 8); ------------------ | | 70| 1.46M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 824| 1.46M|} zstd_decompress_block.c:ZSTD_copy4: 47| 1.14M|static void ZSTD_copy4(void* dst, const void* src) { ZSTD_memcpy(dst, src, 4); } ------------------ | | 44| 1.14M|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ zstd_decompress_block.c:ZSTD_execSequenceSplitLitBuffer: 1104| 1.25M|{ 1105| 1.25M| BYTE* const oLitEnd = op + sequence.litLength; 1106| 1.25M| size_t const sequenceLength = sequence.litLength + sequence.matchLength; 1107| 1.25M| BYTE* const oMatchEnd = op + sequenceLength; /* risk : address space overflow (32-bits) */ 1108| 1.25M| const BYTE* const iLitEnd = *litPtr + sequence.litLength; 1109| 1.25M| const BYTE* match = oLitEnd - sequence.offset; 1110| | 1111| 1.25M| assert(op != NULL /* Precondition */); ------------------ | | 70| 1.25M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1112| 1.25M| assert(oend_w < oend /* No underflow */); ------------------ | | 70| 1.25M|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1113| | /* Handle edge cases in a slow path: 1114| | * - Read beyond end of literals 1115| | * - Match end is within WILDCOPY_OVERLIMIT of oend 1116| | * - 32-bit mode and the match length overflows 1117| | */ 1118| 1.25M| if (UNLIKELY( ------------------ | | 188| 5.62M|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 334k, False: 925k] | | | Branch (188:40): [True: 0, False: 1.25M] | | | Branch (188:40): [True: 334k, False: 925k] | | | Branch (188:40): [True: 0, False: 925k] | | | Branch (188:40): [True: 0, False: 0] | | ------------------ ------------------ 1119| 1.25M| iLitEnd > litLimit || 1120| 1.25M| oMatchEnd > oend_w || 1121| 1.25M| (MEM_32bits() && (size_t)(oend - op) < sequenceLength + WILDCOPY_OVERLENGTH))) 1122| 334k| return ZSTD_execSequenceEndSplitLitBuffer(op, oend, oend_w, sequence, litPtr, litLimit, prefixStart, virtualStart, dictEnd); 1123| | 1124| | /* Assumptions (everything else goes into ZSTD_execSequenceEnd()) */ 1125| 925k| assert(op <= oLitEnd /* No overflow */); ------------------ | | 70| 925k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1126| 925k| assert(oLitEnd < oMatchEnd /* Non-zero match & no overflow */); ------------------ | | 70| 925k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1127| 925k| assert(oMatchEnd <= oend /* No underflow */); ------------------ | | 70| 925k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1128| 925k| assert(iLitEnd <= litLimit /* Literal length is in bounds */); ------------------ | | 70| 925k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1129| 925k| assert(oLitEnd <= oend_w /* Can wildcopy literals */); ------------------ | | 70| 925k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1130| 925k| assert(oMatchEnd <= oend_w /* Can wildcopy matches */); ------------------ | | 70| 925k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1131| | 1132| | /* Copy Literals: 1133| | * Split out litLength <= 16 since it is nearly always true. +1.6% on gcc-9. 1134| | * We likely don't need the full 32-byte wildcopy. 1135| | */ 1136| 925k| assert(WILDCOPY_OVERLENGTH >= 16); ------------------ | | 70| 925k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1137| 925k| ZSTD_copy16(op, (*litPtr)); 1138| 925k| if (UNLIKELY(sequence.litLength > 16)) { ------------------ | | 188| 925k|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 84.1k, False: 841k] | | ------------------ ------------------ 1139| 84.1k| ZSTD_wildcopy(op+16, (*litPtr)+16, sequence.litLength-16, ZSTD_no_overlap); 1140| 84.1k| } 1141| 925k| op = oLitEnd; 1142| 925k| *litPtr = iLitEnd; /* update for next sequence */ 1143| | 1144| | /* Copy Match */ 1145| 925k| if (sequence.offset > (size_t)(oLitEnd - prefixStart)) { ------------------ | Branch (1145:9): [True: 497, False: 924k] ------------------ 1146| | /* offset beyond prefix -> go into extDict */ 1147| 497| RETURN_ERROR_IF(UNLIKELY(sequence.offset > (size_t)(oLitEnd - virtualStart)), corruption_detected, ""); ------------------ | | 114| 497| do { \ | | 115| 497| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 203, False: 294] | | ------------------ | | 116| 203| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 203|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 203] | | | | ------------------ | | ------------------ | | 117| 203| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 203| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 203| do { \ | | | | 99| 203| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 203] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 203| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 203] | | | | ------------------ | | ------------------ | | 119| 203| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 203|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 203] | | | | ------------------ | | ------------------ | | 120| 203| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 203|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 203] | | | | ------------------ | | ------------------ | | 121| 203| return ERROR(err); \ | | ------------------ | | | | 49| 203|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 203|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 203|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 203| } \ | | 123| 497| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 294] | | ------------------ ------------------ 1148| 294| match = dictEnd + (match - prefixStart); 1149| 294| if (match + sequence.matchLength <= dictEnd) { ------------------ | Branch (1149:13): [True: 188, False: 106] ------------------ 1150| 188| ZSTD_memmove(oLitEnd, match, sequence.matchLength); ------------------ | | 45| 188|# define ZSTD_memmove(d,s,l) __builtin_memmove((d),(s),(l)) ------------------ 1151| 188| return sequenceLength; 1152| 188| } 1153| | /* span extDict & currentPrefixSegment */ 1154| 106| { size_t const length1 = dictEnd - match; 1155| 106| ZSTD_memmove(oLitEnd, match, length1); ------------------ | | 45| 106|# define ZSTD_memmove(d,s,l) __builtin_memmove((d),(s),(l)) ------------------ 1156| 106| op = oLitEnd + length1; 1157| 106| sequence.matchLength -= length1; 1158| 106| match = prefixStart; 1159| 106| } } 1160| | /* Match within prefix of 1 or more bytes */ 1161| 924k| assert(op <= oMatchEnd); ------------------ | | 70| 924k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1162| 924k| assert(oMatchEnd <= oend_w); ------------------ | | 70| 924k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1163| 924k| assert(match >= prefixStart); ------------------ | | 70| 924k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1164| 924k| assert(sequence.matchLength >= 1); ------------------ | | 70| 924k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1165| | 1166| | /* Nearly all offsets are >= WILDCOPY_VECLEN bytes, which means we can use wildcopy 1167| | * without overlap checking. 1168| | */ 1169| 924k| if (LIKELY(sequence.offset >= WILDCOPY_VECLEN)) { ------------------ | | 187| 924k|#define LIKELY(x) (__builtin_expect((x), 1)) | | ------------------ | | | Branch (187:19): [True: 306k, False: 617k] | | ------------------ ------------------ 1170| | /* We bet on a full wildcopy for matches, since we expect matches to be 1171| | * longer than literals (in general). In silesia, ~10% of matches are longer 1172| | * than 16 bytes. 1173| | */ 1174| 306k| ZSTD_wildcopy(op, match, (ptrdiff_t)sequence.matchLength, ZSTD_no_overlap); 1175| 306k| return sequenceLength; 1176| 306k| } 1177| 617k| assert(sequence.offset < WILDCOPY_VECLEN); ------------------ | | 70| 617k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1178| | 1179| | /* Copy 8 bytes and spread the offset to be >= 8. */ 1180| 617k| ZSTD_overlapCopy8(&op, &match, sequence.offset); 1181| | 1182| | /* If the match length is > 8 bytes, then continue with the wildcopy. */ 1183| 617k| if (sequence.matchLength > 8) { ------------------ | Branch (1183:9): [True: 102k, False: 515k] ------------------ 1184| 102k| assert(op < oMatchEnd); ------------------ | | 70| 102k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1185| 102k| ZSTD_wildcopy(op, match, (ptrdiff_t)sequence.matchLength-8, ZSTD_overlap_src_before_dst); 1186| 102k| } 1187| 617k| return sequenceLength; 1188| 924k|} zstd_decompress_block.c:ZSTD_execSequenceEndSplitLitBuffer: 959| 334k|{ 960| 334k| BYTE* const oLitEnd = op + sequence.litLength; 961| 334k| size_t const sequenceLength = sequence.litLength + sequence.matchLength; 962| 334k| const BYTE* const iLitEnd = *litPtr + sequence.litLength; 963| 334k| const BYTE* match = oLitEnd - sequence.offset; 964| | 965| | 966| | /* bounds checks : careful of address space overflow in 32-bit mode */ 967| 334k| RETURN_ERROR_IF(sequenceLength > (size_t)(oend - op), dstSize_tooSmall, "last match must fit within dstBuffer"); ------------------ | | 114| 334k| do { \ | | 115| 334k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 98, False: 333k] | | ------------------ | | 116| 98| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 98|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 98] | | | | ------------------ | | ------------------ | | 117| 98| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 98| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 98| do { \ | | | | 99| 98| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 98] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 98| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 98] | | | | ------------------ | | ------------------ | | 119| 98| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 98|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 98] | | | | ------------------ | | ------------------ | | 120| 98| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 98|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 98] | | | | ------------------ | | ------------------ | | 121| 98| return ERROR(err); \ | | ------------------ | | | | 49| 98|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 98|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 98|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 98| } \ | | 123| 334k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 333k] | | ------------------ ------------------ 968| 333k| RETURN_ERROR_IF(sequence.litLength > (size_t)(litLimit - *litPtr), corruption_detected, "try to read beyond literal buffer"); ------------------ | | 114| 333k| do { \ | | 115| 333k| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 333k] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 333k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 333k] | | ------------------ ------------------ 969| 333k| assert(op < op + sequenceLength); ------------------ | | 70| 333k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 970| 333k| assert(oLitEnd < op + sequenceLength); ------------------ | | 70| 333k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 971| | 972| | /* copy literals */ 973| 333k| RETURN_ERROR_IF(op > *litPtr && op < *litPtr + sequence.litLength, dstSize_tooSmall, "output should not catch up to and overwrite literal buffer"); ------------------ | | 114| 333k| do { \ | | 115| 1.00M| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 333k, False: 902] | | | Branch (115:13): [True: 48, False: 332k] | | ------------------ | | 116| 48| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 48|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 48] | | | | ------------------ | | ------------------ | | 117| 48| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 48| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 48| do { \ | | | | 99| 48| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 48] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 48| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 48] | | | | ------------------ | | ------------------ | | 119| 48| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 48|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 48] | | | | ------------------ | | ------------------ | | 120| 48| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 48|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 48] | | | | ------------------ | | ------------------ | | 121| 48| return ERROR(err); \ | | ------------------ | | | | 49| 48|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 48|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 48|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 48| } \ | | 123| 333k| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 333k] | | ------------------ ------------------ 974| 333k| ZSTD_safecopyDstBeforeSrc(op, *litPtr, sequence.litLength); 975| 333k| op = oLitEnd; 976| 333k| *litPtr = iLitEnd; 977| | 978| | /* copy Match */ 979| 333k| if (sequence.offset > (size_t)(oLitEnd - prefixStart)) { ------------------ | Branch (979:9): [True: 105, False: 333k] ------------------ 980| | /* offset beyond prefix */ 981| 105| RETURN_ERROR_IF(sequence.offset > (size_t)(oLitEnd - virtualStart), corruption_detected, ""); ------------------ | | 114| 105| do { \ | | 115| 105| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 65, False: 40] | | ------------------ | | 116| 65| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 65|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 65] | | | | ------------------ | | ------------------ | | 117| 65| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 65| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 65| do { \ | | | | 99| 65| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 65] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 65| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 65] | | | | ------------------ | | ------------------ | | 119| 65| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 65|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 65] | | | | ------------------ | | ------------------ | | 120| 65| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 65|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 65] | | | | ------------------ | | ------------------ | | 121| 65| return ERROR(err); \ | | ------------------ | | | | 49| 65|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 65|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 65|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 65| } \ | | 123| 105| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 40] | | ------------------ ------------------ 982| 40| match = dictEnd - (prefixStart - match); 983| 40| if (match + sequence.matchLength <= dictEnd) { ------------------ | Branch (983:13): [True: 22, False: 18] ------------------ 984| 22| ZSTD_memmove(oLitEnd, match, sequence.matchLength); ------------------ | | 45| 22|# define ZSTD_memmove(d,s,l) __builtin_memmove((d),(s),(l)) ------------------ 985| 22| return sequenceLength; 986| 22| } 987| | /* span extDict & currentPrefixSegment */ 988| 18| { size_t const length1 = dictEnd - match; 989| 18| ZSTD_memmove(oLitEnd, match, length1); ------------------ | | 45| 18|# define ZSTD_memmove(d,s,l) __builtin_memmove((d),(s),(l)) ------------------ 990| 18| op = oLitEnd + length1; 991| 18| sequence.matchLength -= length1; 992| 18| match = prefixStart; 993| 18| } 994| 18| } 995| 333k| ZSTD_safecopy(op, oend_w, match, sequence.matchLength, ZSTD_overlap_src_before_dst); 996| 333k| return sequenceLength; 997| 333k|} zstd_decompress_block.c:ZSTD_decompressSequencesSplitLitBuffer: 1956| 596|{ 1957| 596| DEBUGLOG(5, "ZSTD_decompressSequencesSplitLitBuffer"); ------------------ | | 104| 596|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 596] | | ------------------ ------------------ 1958| 596|#if DYNAMIC_BMI2 1959| 596| if (ZSTD_DCtx_get_bmi2(dctx)) { ------------------ | Branch (1959:9): [True: 596, False: 0] ------------------ 1960| 596| return ZSTD_decompressSequencesSplitLitBuffer_bmi2(dctx, dst, maxDstSize, seqStart, seqSize, nbSeq, isLongOffset); 1961| 596| } 1962| 0|#endif 1963| 0| return ZSTD_decompressSequencesSplitLitBuffer_default(dctx, dst, maxDstSize, seqStart, seqSize, nbSeq, isLongOffset); 1964| 596|} zstd_decompress_block.c:ZSTD_decompressSequencesSplitLitBuffer_bmi2: 1920| 596|{ 1921| 596| return ZSTD_decompressSequences_bodySplitLitBuffer(dctx, dst, maxDstSize, seqStart, seqSize, nbSeq, isLongOffset); 1922| 596|} zstd_decompress_block.c:ZSTD_decompressSequences_bodySplitLitBuffer: 1407| 596|{ 1408| 596| const BYTE* ip = (const BYTE*)seqStart; 1409| 596| const BYTE* const iend = ip + seqSize; 1410| 596| BYTE* const ostart = (BYTE*)dst; 1411| 596| BYTE* const oend = ZSTD_maybeNullPtrAdd(ostart, maxDstSize); 1412| 596| BYTE* op = ostart; 1413| 596| const BYTE* litPtr = dctx->litPtr; 1414| 596| const BYTE* litBufferEnd = dctx->litBufferEnd; 1415| 596| const BYTE* const prefixStart = (const BYTE*) (dctx->prefixStart); 1416| 596| const BYTE* const vBase = (const BYTE*) (dctx->virtualStart); 1417| 596| const BYTE* const dictEnd = (const BYTE*) (dctx->dictEnd); 1418| 596| DEBUGLOG(5, "ZSTD_decompressSequences_bodySplitLitBuffer (%i seqs)", nbSeq); ------------------ | | 104| 596|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 596] | | ------------------ ------------------ 1419| | 1420| | /* Literals are split between internal buffer & output buffer */ 1421| 596| if (nbSeq) { ------------------ | Branch (1421:9): [True: 596, False: 0] ------------------ 1422| 596| seqState_t seqState; 1423| 596| dctx->fseEntropy = 1; 1424| 2.38k| { U32 i; for (i=0; ientropy.rep[i]; } ------------------ | | 64| 2.38k|#define ZSTD_REP_NUM 3 /* number of repcodes */ ------------------ | Branch (1424:28): [True: 1.78k, False: 596] ------------------ 1425| 596| RETURN_ERROR_IF( ------------------ | | 114| 596| do { \ | | 115| 596| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 38, False: 558] | | ------------------ | | 116| 38| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 38|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 38] | | | | ------------------ | | ------------------ | | 117| 38| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 38| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 38| do { \ | | | | 99| 38| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 38] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 38| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 38] | | | | ------------------ | | ------------------ | | 119| 38| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 38|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 38] | | | | ------------------ | | ------------------ | | 120| 38| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 38|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 38] | | | | ------------------ | | ------------------ | | 121| 38| return ERROR(err); \ | | ------------------ | | | | 49| 38|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 38|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 38|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 38| } \ | | 123| 596| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 558] | | ------------------ ------------------ 1426| 596| ERR_isError(BIT_initDStream(&seqState.DStream, ip, iend-ip)), 1427| 596| corruption_detected, ""); 1428| 558| ZSTD_initFseState(&seqState.stateLL, &seqState.DStream, dctx->LLTptr); 1429| 558| ZSTD_initFseState(&seqState.stateOffb, &seqState.DStream, dctx->OFTptr); 1430| 558| ZSTD_initFseState(&seqState.stateML, &seqState.DStream, dctx->MLTptr); 1431| 558| assert(dst != NULL); ------------------ | | 70| 558|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1432| | 1433| 558| ZSTD_STATIC_ASSERT( ------------------ | | 43| 558|#define ZSTD_STATIC_ASSERT(c) DEBUG_STATIC_ASSERT(c) | | ------------------ | | | | 39| 558|#define DEBUG_STATIC_ASSERT(c) (void)sizeof(char[(c) ? 1 : -1]) | | ------------------ ------------------ 1434| 558| BIT_DStream_unfinished < BIT_DStream_completed && 1435| 558| BIT_DStream_endOfBuffer < BIT_DStream_completed && 1436| 558| BIT_DStream_completed < BIT_DStream_overflow); 1437| | 1438| | /* decompress without overrunning litPtr begins */ 1439| 558| { seq_t sequence = {0,0,0}; /* some static analyzer believe that @sequence is not initialized (it necessarily is, since for(;;) loop as at least one iteration) */ 1440| | /* Align the decompression loop to 32 + 16 bytes. 1441| | * 1442| | * zstd compiled with gcc-9 on an Intel i9-9900k shows 10% decompression 1443| | * speed swings based on the alignment of the decompression loop. This 1444| | * performance swing is caused by parts of the decompression loop falling 1445| | * out of the DSB. The entire decompression loop should fit in the DSB, 1446| | * when it can't we get much worse performance. You can measure if you've 1447| | * hit the good case or the bad case with this perf command for some 1448| | * compressed file test.zst: 1449| | * 1450| | * perf stat -e cycles -e instructions -e idq.all_dsb_cycles_any_uops \ 1451| | * -e idq.all_mite_cycles_any_uops -- ./zstd -tq test.zst 1452| | * 1453| | * If you see most cycles served out of the MITE you've hit the bad case. 1454| | * If you see most cycles served out of the DSB you've hit the good case. 1455| | * If it is pretty even then you may be in an okay case. 1456| | * 1457| | * This issue has been reproduced on the following CPUs: 1458| | * - Kabylake: Macbook Pro (15-inch, 2019) 2.4 GHz Intel Core i9 1459| | * Use Instruments->Counters to get DSB/MITE cycles. 1460| | * I never got performance swings, but I was able to 1461| | * go from the good case of mostly DSB to half of the 1462| | * cycles served from MITE. 1463| | * - Coffeelake: Intel i9-9900k 1464| | * - Coffeelake: Intel i7-9700k 1465| | * 1466| | * I haven't been able to reproduce the instability or DSB misses on any 1467| | * of the following CPUS: 1468| | * - Haswell 1469| | * - Broadwell: Intel(R) Xeon(R) CPU E5-2680 v4 @ 2.40GH 1470| | * - Skylake 1471| | * 1472| | * Alignment is done for each of the three major decompression loops: 1473| | * - ZSTD_decompressSequences_bodySplitLitBuffer - presplit section of the literal buffer 1474| | * - ZSTD_decompressSequences_bodySplitLitBuffer - postsplit section of the literal buffer 1475| | * - ZSTD_decompressSequences_body 1476| | * Alignment choices are made to minimize large swings on bad cases and influence on performance 1477| | * from changes external to this code, rather than to overoptimize on the current commit. 1478| | * 1479| | * If you are seeing performance stability this script can help test. 1480| | * It tests on 4 commits in zstd where I saw performance change. 1481| | * 1482| | * https://gist.github.com/terrelln/9889fc06a423fd5ca6e99351564473f4 1483| | */ 1484| 558|#if defined(__GNUC__) && defined(__x86_64__) 1485| 558| __asm__(".p2align 6"); 1486| |# if __GNUC__ >= 7 1487| | /* good for gcc-7, gcc-9, and gcc-11 */ 1488| | __asm__("nop"); 1489| | __asm__(".p2align 5"); 1490| | __asm__("nop"); 1491| | __asm__(".p2align 4"); 1492| |# if __GNUC__ == 8 || __GNUC__ == 10 1493| | /* good for gcc-8 and gcc-10 */ 1494| | __asm__("nop"); 1495| | __asm__(".p2align 3"); 1496| |# endif 1497| |# endif 1498| 558|#endif 1499| | 1500| | /* Handle the initial state where litBuffer is currently split between dst and litExtraBuffer */ 1501| 586k| for ( ; nbSeq; nbSeq--) { ------------------ | Branch (1501:21): [True: 586k, False: 30] ------------------ 1502| 586k| sequence = ZSTD_decodeSequence(&seqState, isLongOffset, nbSeq==1); 1503| 586k| if (litPtr + sequence.litLength > dctx->litBufferEnd) break; ------------------ | Branch (1503:21): [True: 371, False: 586k] ------------------ 1504| 586k| { size_t const oneSeqSize = ZSTD_execSequenceSplitLitBuffer(op, oend, litPtr + sequence.litLength - WILDCOPY_OVERLENGTH, sequence, &litPtr, litBufferEnd, prefixStart, vBase, dictEnd); ------------------ | | 199| 586k|#define WILDCOPY_OVERLENGTH 32 ------------------ 1505| |#if defined(FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION) && defined(FUZZING_ASSERT_VALID_SEQUENCE) 1506| | assert(!ZSTD_isError(oneSeqSize)); 1507| | ZSTD_assertValidSequence(dctx, op, oend, sequence, prefixStart, vBase); 1508| |#endif 1509| 586k| if (UNLIKELY(ZSTD_isError(oneSeqSize))) ------------------ | | 188| 586k|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 157, False: 586k] | | ------------------ ------------------ 1510| 157| return oneSeqSize; 1511| 586k| DEBUGLOG(6, "regenerated sequence size : %u", (U32)oneSeqSize); ------------------ | | 104| 586k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 586k] | | ------------------ ------------------ 1512| 586k| op += oneSeqSize; 1513| 586k| } } 1514| 401| DEBUGLOG(6, "reached: (litPtr + sequence.litLength > dctx->litBufferEnd)"); ------------------ | | 104| 401|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 401] | | ------------------ ------------------ 1515| | 1516| | /* If there are more sequences, they will need to read literals from litExtraBuffer; copy over the remainder from dst and update litPtr and litEnd */ 1517| 401| if (nbSeq > 0) { ------------------ | Branch (1517:17): [True: 371, False: 30] ------------------ 1518| 371| const size_t leftoverLit = dctx->litBufferEnd - litPtr; 1519| 371| DEBUGLOG(6, "There are %i sequences left, and %zu/%zu literals left in buffer", nbSeq, leftoverLit, sequence.litLength); ------------------ | | 104| 371|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 371] | | ------------------ ------------------ 1520| 371| if (leftoverLit) { ------------------ | Branch (1520:21): [True: 366, False: 5] ------------------ 1521| 366| RETURN_ERROR_IF(leftoverLit > (size_t)(oend - op), dstSize_tooSmall, "remaining lit must fit within dstBuffer"); ------------------ | | 114| 366| do { \ | | 115| 366| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 6, False: 360] | | ------------------ | | 116| 6| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 6|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 6] | | | | ------------------ | | ------------------ | | 117| 6| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 6| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 6| do { \ | | | | 99| 6| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 6] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 6| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 6] | | | | ------------------ | | ------------------ | | 119| 6| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 6|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 6] | | | | ------------------ | | ------------------ | | 120| 6| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 6|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 6] | | | | ------------------ | | ------------------ | | 121| 6| return ERROR(err); \ | | ------------------ | | | | 49| 6|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 6|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 6|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 6| } \ | | 123| 366| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 360] | | ------------------ ------------------ 1522| 360| ZSTD_safecopyDstBeforeSrc(op, litPtr, leftoverLit); 1523| 360| sequence.litLength -= leftoverLit; 1524| 360| op += leftoverLit; 1525| 360| } 1526| 365| litPtr = dctx->litExtraBuffer; 1527| 365| litBufferEnd = dctx->litExtraBuffer + ZSTD_LITBUFFEREXTRASIZE; ------------------ | | 118| 365|#define ZSTD_LITBUFFEREXTRASIZE BOUNDED(ZSTD_LBMIN, ZSTD_DECODER_INTERNAL_BUFFER, ZSTD_LBMAX) | | ------------------ | | | | 56| 365|#define BOUNDED(min,val,max) (MAX(min,MIN(val,max))) | | | | ------------------ | | | | | | 55| 730|#define MAX(a,b) ((a)>(b) ? (a) : (b)) | | | | | | ------------------ | | | | | | | Branch (55:19): [Folded, False: 365] | | | | | | | Branch (55:24): [True: 0, Folded] | | | | | | | Branch (55:36): [True: 365, Folded] | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 1528| 365| dctx->litBufferLocation = ZSTD_not_in_dst; 1529| 365| { size_t const oneSeqSize = ZSTD_execSequence(op, oend, sequence, &litPtr, litBufferEnd, prefixStart, vBase, dictEnd); 1530| |#if defined(FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION) && defined(FUZZING_ASSERT_VALID_SEQUENCE) 1531| | assert(!ZSTD_isError(oneSeqSize)); 1532| | ZSTD_assertValidSequence(dctx, op, oend, sequence, prefixStart, vBase); 1533| |#endif 1534| 365| if (UNLIKELY(ZSTD_isError(oneSeqSize))) ------------------ | | 188| 365|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 63, False: 302] | | ------------------ ------------------ 1535| 63| return oneSeqSize; 1536| 302| DEBUGLOG(6, "regenerated sequence size : %u", (U32)oneSeqSize); ------------------ | | 104| 302|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 302] | | ------------------ ------------------ 1537| 302| op += oneSeqSize; 1538| 302| } 1539| 0| nbSeq--; 1540| 302| } 1541| 401| } 1542| | 1543| 332| if (nbSeq > 0) { ------------------ | Branch (1543:13): [True: 301, False: 31] ------------------ 1544| | /* there is remaining lit from extra buffer */ 1545| | 1546| 301|#if defined(__GNUC__) && defined(__x86_64__) 1547| 301| __asm__(".p2align 6"); 1548| 301| __asm__("nop"); 1549| 301|# if __GNUC__ != 7 1550| | /* worse for gcc-7 better for gcc-8, gcc-9, and gcc-10 and clang */ 1551| 301| __asm__(".p2align 4"); 1552| 301| __asm__("nop"); 1553| 301| __asm__(".p2align 3"); 1554| |# elif __GNUC__ >= 11 1555| | __asm__(".p2align 3"); 1556| |# else 1557| | __asm__(".p2align 5"); 1558| | __asm__("nop"); 1559| | __asm__(".p2align 3"); 1560| |# endif 1561| 301|#endif 1562| | 1563| 399k| for ( ; nbSeq ; nbSeq--) { ------------------ | Branch (1563:21): [True: 399k, False: 8] ------------------ 1564| 399k| seq_t const sequence = ZSTD_decodeSequence(&seqState, isLongOffset, nbSeq==1); 1565| 399k| size_t const oneSeqSize = ZSTD_execSequence(op, oend, sequence, &litPtr, litBufferEnd, prefixStart, vBase, dictEnd); 1566| |#if defined(FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION) && defined(FUZZING_ASSERT_VALID_SEQUENCE) 1567| | assert(!ZSTD_isError(oneSeqSize)); 1568| | ZSTD_assertValidSequence(dctx, op, oend, sequence, prefixStart, vBase); 1569| |#endif 1570| 399k| if (UNLIKELY(ZSTD_isError(oneSeqSize))) ------------------ | | 188| 399k|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 293, False: 399k] | | ------------------ ------------------ 1571| 293| return oneSeqSize; 1572| 399k| DEBUGLOG(6, "regenerated sequence size : %u", (U32)oneSeqSize); ------------------ | | 104| 399k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 399k] | | ------------------ ------------------ 1573| 399k| op += oneSeqSize; 1574| 399k| } 1575| 301| } 1576| | 1577| | /* check if reached exact end */ 1578| 39| DEBUGLOG(5, "ZSTD_decompressSequences_bodySplitLitBuffer: after decode loop, remaining nbSeq : %i", nbSeq); ------------------ | | 104| 39|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 39] | | ------------------ ------------------ 1579| 39| RETURN_ERROR_IF(nbSeq, corruption_detected, ""); ------------------ | | 114| 39| do { \ | | 115| 39| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 0, False: 39] | | ------------------ | | 116| 0| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 117| 0| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 0| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 0| do { \ | | | | 99| 0| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 0] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 0| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 119| 0| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 120| 0| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 0|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 0] | | | | ------------------ | | ------------------ | | 121| 0| return ERROR(err); \ | | ------------------ | | | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 0| } \ | | 123| 39| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 39] | | ------------------ ------------------ 1580| 39| DEBUGLOG(5, "bitStream : start=%p, ptr=%p, bitsConsumed=%u", seqState.DStream.start, seqState.DStream.ptr, seqState.DStream.bitsConsumed); ------------------ | | 104| 39|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 39] | | ------------------ ------------------ 1581| 39| RETURN_ERROR_IF(!BIT_endOfDStream(&seqState.DStream), corruption_detected, ""); ------------------ | | 114| 39| do { \ | | 115| 39| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 14, False: 25] | | ------------------ | | 116| 14| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 14|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 14] | | | | ------------------ | | ------------------ | | 117| 14| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 14| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 14| do { \ | | | | 99| 14| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 14] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 14| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 14] | | | | ------------------ | | ------------------ | | 119| 14| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 14|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 14] | | | | ------------------ | | ------------------ | | 120| 14| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 14|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 14] | | | | ------------------ | | ------------------ | | 121| 14| return ERROR(err); \ | | ------------------ | | | | 49| 14|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 14|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 14|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 14| } \ | | 123| 39| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 25] | | ------------------ ------------------ 1582| | /* save reps for next block */ 1583| 100| { U32 i; for (i=0; ientropy.rep[i] = (U32)(seqState.prevOffset[i]); } ------------------ | | 64| 100|#define ZSTD_REP_NUM 3 /* number of repcodes */ ------------------ | Branch (1583:28): [True: 75, False: 25] ------------------ 1584| 25| } 1585| | 1586| | /* last literal segment */ 1587| 25| if (dctx->litBufferLocation == ZSTD_split) { ------------------ | Branch (1587:9): [True: 22, False: 3] ------------------ 1588| | /* split hasn't been reached yet, first get dst then copy litExtraBuffer */ 1589| 22| size_t const lastLLSize = (size_t)(litBufferEnd - litPtr); 1590| 22| DEBUGLOG(6, "copy last literals from segment : %u", (U32)lastLLSize); ------------------ | | 104| 22|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 22] | | ------------------ ------------------ 1591| 22| RETURN_ERROR_IF(lastLLSize > (size_t)(oend - op), dstSize_tooSmall, ""); ------------------ | | 114| 22| do { \ | | 115| 22| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 12, False: 10] | | ------------------ | | 116| 12| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 12|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 12] | | | | ------------------ | | ------------------ | | 117| 12| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 12| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 12| do { \ | | | | 99| 12| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 12] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 12| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 12] | | | | ------------------ | | ------------------ | | 119| 12| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 12|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 12] | | | | ------------------ | | ------------------ | | 120| 12| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 12|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 12] | | | | ------------------ | | ------------------ | | 121| 12| return ERROR(err); \ | | ------------------ | | | | 49| 12|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 12|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 12|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 12| } \ | | 123| 22| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 10] | | ------------------ ------------------ 1592| 10| if (op != NULL) { ------------------ | Branch (1592:13): [True: 10, False: 0] ------------------ 1593| 10| ZSTD_memmove(op, litPtr, lastLLSize); ------------------ | | 45| 10|# define ZSTD_memmove(d,s,l) __builtin_memmove((d),(s),(l)) ------------------ 1594| 10| op += lastLLSize; 1595| 10| } 1596| 10| litPtr = dctx->litExtraBuffer; 1597| 10| litBufferEnd = dctx->litExtraBuffer + ZSTD_LITBUFFEREXTRASIZE; ------------------ | | 118| 10|#define ZSTD_LITBUFFEREXTRASIZE BOUNDED(ZSTD_LBMIN, ZSTD_DECODER_INTERNAL_BUFFER, ZSTD_LBMAX) | | ------------------ | | | | 56| 10|#define BOUNDED(min,val,max) (MAX(min,MIN(val,max))) | | | | ------------------ | | | | | | 55| 20|#define MAX(a,b) ((a)>(b) ? (a) : (b)) | | | | | | ------------------ | | | | | | | Branch (55:19): [Folded, False: 10] | | | | | | | Branch (55:24): [True: 0, Folded] | | | | | | | Branch (55:36): [True: 10, Folded] | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 1598| 10| dctx->litBufferLocation = ZSTD_not_in_dst; 1599| 10| } 1600| | /* copy last literals from internal buffer */ 1601| 13| { size_t const lastLLSize = (size_t)(litBufferEnd - litPtr); 1602| 13| DEBUGLOG(6, "copy last literals from internal buffer : %u", (U32)lastLLSize); ------------------ | | 104| 13|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 13] | | ------------------ ------------------ 1603| 13| RETURN_ERROR_IF(lastLLSize > (size_t)(oend-op), dstSize_tooSmall, ""); ------------------ | | 114| 13| do { \ | | 115| 13| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 9, False: 4] | | ------------------ | | 116| 9| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 9|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 9] | | | | ------------------ | | ------------------ | | 117| 9| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 9| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 9| do { \ | | | | 99| 9| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 9] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 9| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 9] | | | | ------------------ | | ------------------ | | 119| 9| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 9|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 9] | | | | ------------------ | | ------------------ | | 120| 9| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 9|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 9] | | | | ------------------ | | ------------------ | | 121| 9| return ERROR(err); \ | | ------------------ | | | | 49| 9|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 9|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 9|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 9| } \ | | 123| 13| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 4] | | ------------------ ------------------ 1604| 4| if (op != NULL) { ------------------ | Branch (1604:13): [True: 4, False: 0] ------------------ 1605| 4| ZSTD_memcpy(op, litPtr, lastLLSize); ------------------ | | 44| 4|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1606| 4| op += lastLLSize; 1607| 4| } } 1608| | 1609| 4| DEBUGLOG(6, "decoded block of size %u bytes", (U32)(op - ostart)); ------------------ | | 104| 4|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 4] | | ------------------ ------------------ 1610| 4| return (size_t)(op - ostart); 1611| 13|} zstd_decompress_block.c:ZSTD_decompressSequences: 1943| 519|{ 1944| 519| DEBUGLOG(5, "ZSTD_decompressSequences"); ------------------ | | 104| 519|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 519] | | ------------------ ------------------ 1945| 519|#if DYNAMIC_BMI2 1946| 519| if (ZSTD_DCtx_get_bmi2(dctx)) { ------------------ | Branch (1946:9): [True: 519, False: 0] ------------------ 1947| 519| return ZSTD_decompressSequences_bmi2(dctx, dst, maxDstSize, seqStart, seqSize, nbSeq, isLongOffset); 1948| 519| } 1949| 0|#endif 1950| 0| return ZSTD_decompressSequences_default(dctx, dst, maxDstSize, seqStart, seqSize, nbSeq, isLongOffset); 1951| 519|} zstd_decompress_block.c:ZSTD_decompressSequences_bmi2: 1911| 519|{ 1912| 519| return ZSTD_decompressSequences_body(dctx, dst, maxDstSize, seqStart, seqSize, nbSeq, isLongOffset); 1913| 519|} zstd_decompress_block.c:ZSTD_decompressSequences_body: 1619| 519|{ 1620| 519| const BYTE* ip = (const BYTE*)seqStart; 1621| 519| const BYTE* const iend = ip + seqSize; 1622| 519| BYTE* const ostart = (BYTE*)dst; 1623| 519| BYTE* const oend = dctx->litBufferLocation == ZSTD_not_in_dst ? ZSTD_maybeNullPtrAdd(ostart, maxDstSize) : dctx->litBuffer; ------------------ | Branch (1623:24): [True: 209, False: 310] ------------------ 1624| 519| BYTE* op = ostart; 1625| 519| const BYTE* litPtr = dctx->litPtr; 1626| 519| const BYTE* const litEnd = litPtr + dctx->litSize; 1627| 519| const BYTE* const prefixStart = (const BYTE*)(dctx->prefixStart); 1628| 519| const BYTE* const vBase = (const BYTE*)(dctx->virtualStart); 1629| 519| const BYTE* const dictEnd = (const BYTE*)(dctx->dictEnd); 1630| 519| DEBUGLOG(5, "ZSTD_decompressSequences_body: nbSeq = %d", nbSeq); ------------------ | | 104| 519|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 519] | | ------------------ ------------------ 1631| | 1632| | /* Regen sequences */ 1633| 519| if (nbSeq) { ------------------ | Branch (1633:9): [True: 434, False: 85] ------------------ 1634| 434| seqState_t seqState; 1635| 434| dctx->fseEntropy = 1; 1636| 1.73k| { U32 i; for (i = 0; i < ZSTD_REP_NUM; i++) seqState.prevOffset[i] = dctx->entropy.rep[i]; } ------------------ | | 64| 1.73k|#define ZSTD_REP_NUM 3 /* number of repcodes */ ------------------ | Branch (1636:30): [True: 1.30k, False: 434] ------------------ 1637| 434| RETURN_ERROR_IF( ------------------ | | 114| 434| do { \ | | 115| 434| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 57, False: 377] | | ------------------ | | 116| 57| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 57|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 57] | | | | ------------------ | | ------------------ | | 117| 57| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 57| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 57| do { \ | | | | 99| 57| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 57] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 57| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 57] | | | | ------------------ | | ------------------ | | 119| 57| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 57|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 57] | | | | ------------------ | | ------------------ | | 120| 57| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 57|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 57] | | | | ------------------ | | ------------------ | | 121| 57| return ERROR(err); \ | | ------------------ | | | | 49| 57|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 57|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 57|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 57| } \ | | 123| 434| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 377] | | ------------------ ------------------ 1638| 434| ERR_isError(BIT_initDStream(&seqState.DStream, ip, iend - ip)), 1639| 434| corruption_detected, ""); 1640| 377| ZSTD_initFseState(&seqState.stateLL, &seqState.DStream, dctx->LLTptr); 1641| 377| ZSTD_initFseState(&seqState.stateOffb, &seqState.DStream, dctx->OFTptr); 1642| 377| ZSTD_initFseState(&seqState.stateML, &seqState.DStream, dctx->MLTptr); 1643| 377| assert(dst != NULL); ------------------ | | 70| 377|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1644| | 1645| 377|#if defined(__GNUC__) && defined(__x86_64__) 1646| 377| __asm__(".p2align 6"); 1647| 377| __asm__("nop"); 1648| |# if __GNUC__ >= 7 1649| | __asm__(".p2align 5"); 1650| | __asm__("nop"); 1651| | __asm__(".p2align 3"); 1652| |# else 1653| 377| __asm__(".p2align 4"); 1654| 377| __asm__("nop"); 1655| 377| __asm__(".p2align 3"); 1656| 377|# endif 1657| 377|#endif 1658| | 1659| 447k| for ( ; nbSeq ; nbSeq--) { ------------------ | Branch (1659:17): [True: 447k, False: 121] ------------------ 1660| 447k| seq_t const sequence = ZSTD_decodeSequence(&seqState, isLongOffset, nbSeq==1); 1661| 447k| size_t const oneSeqSize = ZSTD_execSequence(op, oend, sequence, &litPtr, litEnd, prefixStart, vBase, dictEnd); 1662| |#if defined(FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION) && defined(FUZZING_ASSERT_VALID_SEQUENCE) 1663| | assert(!ZSTD_isError(oneSeqSize)); 1664| | ZSTD_assertValidSequence(dctx, op, oend, sequence, prefixStart, vBase); 1665| |#endif 1666| 447k| if (UNLIKELY(ZSTD_isError(oneSeqSize))) ------------------ | | 188| 447k|#define UNLIKELY(x) (__builtin_expect((x), 0)) | | ------------------ | | | Branch (188:21): [True: 256, False: 446k] | | ------------------ ------------------ 1667| 256| return oneSeqSize; 1668| 446k| DEBUGLOG(6, "regenerated sequence size : %u", (U32)oneSeqSize); ------------------ | | 104| 446k|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 446k] | | ------------------ ------------------ 1669| 446k| op += oneSeqSize; 1670| 446k| } 1671| | 1672| | /* check if reached exact end */ 1673| 121| assert(nbSeq == 0); ------------------ | | 70| 121|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 1674| 121| RETURN_ERROR_IF(!BIT_endOfDStream(&seqState.DStream), corruption_detected, ""); ------------------ | | 114| 121| do { \ | | 115| 121| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 8, False: 113] | | ------------------ | | 116| 8| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 8|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 8] | | | | ------------------ | | ------------------ | | 117| 8| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 8| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 8| do { \ | | | | 99| 8| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 8] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 8| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 8] | | | | ------------------ | | ------------------ | | 119| 8| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 8|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 8] | | | | ------------------ | | ------------------ | | 120| 8| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 8|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 8] | | | | ------------------ | | ------------------ | | 121| 8| return ERROR(err); \ | | ------------------ | | | | 49| 8|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 8|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 8|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 8| } \ | | 123| 121| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 113] | | ------------------ ------------------ 1675| | /* save reps for next block */ 1676| 452| { U32 i; for (i=0; ientropy.rep[i] = (U32)(seqState.prevOffset[i]); } ------------------ | | 64| 452|#define ZSTD_REP_NUM 3 /* number of repcodes */ ------------------ | Branch (1676:28): [True: 339, False: 113] ------------------ 1677| 113| } 1678| | 1679| | /* last literal segment */ 1680| 198| { size_t const lastLLSize = (size_t)(litEnd - litPtr); 1681| 198| DEBUGLOG(6, "copy last literals : %u", (U32)lastLLSize); ------------------ | | 104| 198|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 198] | | ------------------ ------------------ 1682| 198| RETURN_ERROR_IF(lastLLSize > (size_t)(oend-op), dstSize_tooSmall, ""); ------------------ | | 114| 198| do { \ | | 115| 198| if (cond) { \ | | ------------------ | | | Branch (115:13): [True: 3, False: 195] | | ------------------ | | 116| 3| RAWLOG(3, "%s:%d: ERROR!: check %s failed, returning %s", \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 117| 3| __FILE__, __LINE__, ERR_QUOTE(cond), ERR_QUOTE(ERROR(err))); \ | | 118| 3| _FORCE_HAS_FORMAT_STRING(__VA_ARGS__); \ | | ------------------ | | | | 98| 3| do { \ | | | | 99| 3| if (0) { \ | | | | ------------------ | | | | | Branch (99:13): [Folded, False: 3] | | | | ------------------ | | | | 100| 0| _force_has_format_string(__VA_ARGS__); \ | | | | 101| 0| } \ | | | | 102| 3| } while (0) | | | | ------------------ | | | | | Branch (102:14): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 119| 3| RAWLOG(3, ": " __VA_ARGS__); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 120| 3| RAWLOG(3, "\n"); \ | | ------------------ | | | | 103| 3|# define RAWLOG(l, ...) do { } while (0) /* disabled */ | | | | ------------------ | | | | | Branch (103:42): [Folded, False: 3] | | | | ------------------ | | ------------------ | | 121| 3| return ERROR(err); \ | | ------------------ | | | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | | | ------------------ | | | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | | | ------------------ | | | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 122| 3| } \ | | 123| 198| } while (0) | | ------------------ | | | Branch (123:14): [Folded, False: 195] | | ------------------ ------------------ 1683| 195| if (op != NULL) { ------------------ | Branch (1683:13): [True: 195, False: 0] ------------------ 1684| 195| ZSTD_memcpy(op, litPtr, lastLLSize); ------------------ | | 44| 195|# define ZSTD_memcpy(d,s,l) __builtin_memcpy((d),(s),(l)) ------------------ 1685| 195| op += lastLLSize; 1686| 195| } } 1687| | 1688| 195| DEBUGLOG(6, "decoded block of size %u bytes", (U32)(op - ostart)); ------------------ | | 104| 195|# define DEBUGLOG(l, ...) do { } while (0) /* disabled */ | | ------------------ | | | Branch (104:42): [Folded, False: 195] | | ------------------ ------------------ 1689| 195| return (size_t)(op - ostart); 1690| 198|} zstd_decompress_block.c:ZSTD_DCtx_get_bmi2: 213| 8.89k|MEM_STATIC int ZSTD_DCtx_get_bmi2(const struct ZSTD_DCtx_s *dctx) { 214| 8.89k|#if DYNAMIC_BMI2 215| 8.89k| return dctx->bmi2; 216| |#else 217| | (void)dctx; 218| | return 0; 219| |#endif 220| 8.89k|} zstd_decompress.c:ZSTD_isLegacy: 57| 21.5k|{ 58| 21.5k| U32 magicNumberLE; 59| 21.5k| if (srcSize<4) return 0; ------------------ | Branch (59:9): [True: 0, False: 21.5k] ------------------ 60| 21.5k| magicNumberLE = MEM_readLE32(src); 61| 21.5k| switch(magicNumberLE) 62| 21.5k| { 63| |#if (ZSTD_LEGACY_SUPPORT <= 1) 64| | case ZSTDv01_magicNumberLE:return 1; 65| |#endif 66| |#if (ZSTD_LEGACY_SUPPORT <= 2) 67| | case ZSTDv02_magicNumber : return 2; 68| |#endif 69| |#if (ZSTD_LEGACY_SUPPORT <= 3) 70| | case ZSTDv03_magicNumber : return 3; 71| |#endif 72| |#if (ZSTD_LEGACY_SUPPORT <= 4) 73| | case ZSTDv04_magicNumber : return 4; 74| |#endif 75| 0|#if (ZSTD_LEGACY_SUPPORT <= 5) 76| 8.30k| case ZSTDv05_MAGICNUMBER : return 5; ------------------ | | 153| 8.30k|#define ZSTDv05_MAGICNUMBER 0xFD2FB525 /* v0.5 */ ------------------ | Branch (76:9): [True: 8.30k, False: 13.2k] ------------------ 77| 0|#endif 78| 0|#if (ZSTD_LEGACY_SUPPORT <= 6) 79| 6.41k| case ZSTDv06_MAGICNUMBER : return 6; ------------------ | | 164| 6.41k|#define ZSTDv06_MAGICNUMBER 0xFD2FB526 /* v0.6 */ ------------------ | Branch (79:9): [True: 6.41k, False: 15.1k] ------------------ 80| 0|#endif 81| 0|#if (ZSTD_LEGACY_SUPPORT <= 7) 82| 3.29k| case ZSTDv07_MAGICNUMBER : return 7; ------------------ | | 180| 3.29k|#define ZSTDv07_MAGICNUMBER 0xFD2FB527 /* v0.7 */ ------------------ | Branch (82:9): [True: 3.29k, False: 18.2k] ------------------ 83| 0|#endif 84| 3.51k| default : return 0; ------------------ | Branch (84:9): [True: 3.51k, False: 18.0k] ------------------ 85| 21.5k| } 86| 21.5k|} zstd_decompress.c:ZSTD_getDecompressedSize_legacy: 90| 1.94k|{ 91| 1.94k| U32 const version = ZSTD_isLegacy(src, srcSize); 92| 1.94k| if (version < 5) return 0; /* no decompressed size in frame header, or not a legacy format */ ------------------ | Branch (92:9): [True: 0, False: 1.94k] ------------------ 93| 1.94k|#if (ZSTD_LEGACY_SUPPORT <= 5) 94| 1.94k| if (version==5) { ------------------ | Branch (94:9): [True: 1.12k, False: 826] ------------------ 95| 1.12k| ZSTDv05_parameters fParams; 96| 1.12k| size_t const frResult = ZSTDv05_getFrameParams(&fParams, src, srcSize); 97| 1.12k| if (frResult != 0) return 0; ------------------ | Branch (97:13): [True: 0, False: 1.12k] ------------------ 98| 1.12k| return fParams.srcSize; 99| 1.12k| } 100| 826|#endif 101| 826|#if (ZSTD_LEGACY_SUPPORT <= 6) 102| 826| if (version==6) { ------------------ | Branch (102:9): [True: 685, False: 141] ------------------ 103| 685| ZSTDv06_frameParams fParams; 104| 685| size_t const frResult = ZSTDv06_getFrameParams(&fParams, src, srcSize); 105| 685| if (frResult != 0) return 0; ------------------ | Branch (105:13): [True: 0, False: 685] ------------------ 106| 685| return fParams.frameContentSize; 107| 685| } 108| 141|#endif 109| 141|#if (ZSTD_LEGACY_SUPPORT <= 7) 110| 141| if (version==7) { ------------------ | Branch (110:9): [True: 141, False: 0] ------------------ 111| 141| ZSTDv07_frameParams fParams; 112| 141| size_t const frResult = ZSTDv07_getFrameParams(&fParams, src, srcSize); 113| 141| if (frResult != 0) return 0; ------------------ | Branch (113:13): [True: 0, False: 141] ------------------ 114| 141| return fParams.frameContentSize; 115| 141| } 116| 0|#endif 117| 0| return 0; /* should not be possible */ 118| 141|} zstd_decompress.c:ZSTD_findFrameSizeInfoLegacy: 196| 4.76k|{ 197| 4.76k| ZSTD_frameSizeInfo frameSizeInfo; 198| 4.76k| U32 const version = ZSTD_isLegacy(src, srcSize); 199| 4.76k| switch(version) 200| 4.76k| { 201| |#if (ZSTD_LEGACY_SUPPORT <= 1) 202| | case 1 : 203| | ZSTDv01_findFrameSizeInfoLegacy(src, srcSize, 204| | &frameSizeInfo.compressedSize, 205| | &frameSizeInfo.decompressedBound); 206| | break; 207| |#endif 208| |#if (ZSTD_LEGACY_SUPPORT <= 2) 209| | case 2 : 210| | ZSTDv02_findFrameSizeInfoLegacy(src, srcSize, 211| | &frameSizeInfo.compressedSize, 212| | &frameSizeInfo.decompressedBound); 213| | break; 214| |#endif 215| |#if (ZSTD_LEGACY_SUPPORT <= 3) 216| | case 3 : 217| | ZSTDv03_findFrameSizeInfoLegacy(src, srcSize, 218| | &frameSizeInfo.compressedSize, 219| | &frameSizeInfo.decompressedBound); 220| | break; 221| |#endif 222| |#if (ZSTD_LEGACY_SUPPORT <= 4) 223| | case 4 : 224| | ZSTDv04_findFrameSizeInfoLegacy(src, srcSize, 225| | &frameSizeInfo.compressedSize, 226| | &frameSizeInfo.decompressedBound); 227| | break; 228| |#endif 229| 0|#if (ZSTD_LEGACY_SUPPORT <= 5) 230| 2.04k| case 5 : ------------------ | Branch (230:9): [True: 2.04k, False: 2.72k] ------------------ 231| 2.04k| ZSTDv05_findFrameSizeInfoLegacy(src, srcSize, 232| 2.04k| &frameSizeInfo.compressedSize, 233| 2.04k| &frameSizeInfo.decompressedBound); 234| 2.04k| break; 235| 0|#endif 236| 0|#if (ZSTD_LEGACY_SUPPORT <= 6) 237| 1.70k| case 6 : ------------------ | Branch (237:9): [True: 1.70k, False: 3.05k] ------------------ 238| 1.70k| ZSTDv06_findFrameSizeInfoLegacy(src, srcSize, 239| 1.70k| &frameSizeInfo.compressedSize, 240| 1.70k| &frameSizeInfo.decompressedBound); 241| 1.70k| break; 242| 0|#endif 243| 0|#if (ZSTD_LEGACY_SUPPORT <= 7) 244| 1.01k| case 7 : ------------------ | Branch (244:9): [True: 1.01k, False: 3.74k] ------------------ 245| 1.01k| ZSTDv07_findFrameSizeInfoLegacy(src, srcSize, 246| 1.01k| &frameSizeInfo.compressedSize, 247| 1.01k| &frameSizeInfo.decompressedBound); 248| 1.01k| break; 249| 0|#endif 250| 0| default : ------------------ | Branch (250:9): [True: 0, False: 4.76k] ------------------ 251| 0| frameSizeInfo.compressedSize = ERROR(prefix_unknown); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 252| 0| frameSizeInfo.decompressedBound = ZSTD_CONTENTSIZE_ERROR; ------------------ | | 204| 0|#define ZSTD_CONTENTSIZE_ERROR (0ULL - 2) ------------------ 253| 0| break; 254| 4.76k| } 255| 4.76k| if (!ZSTD_isError(frameSizeInfo.compressedSize) && frameSizeInfo.compressedSize > srcSize) { ------------------ | | 44| 4.76k|#define ZSTD_isError ERR_isError /* for inlining */ ------------------ | Branch (255:9): [True: 4.58k, False: 175] | Branch (255:56): [True: 0, False: 4.58k] ------------------ 256| 0| frameSizeInfo.compressedSize = ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 257| 0| frameSizeInfo.decompressedBound = ZSTD_CONTENTSIZE_ERROR; ------------------ | | 204| 0|#define ZSTD_CONTENTSIZE_ERROR (0ULL - 2) ------------------ 258| 0| } 259| | /* In all cases, decompressedBound == nbBlocks * ZSTD_BLOCKSIZE_MAX. 260| | * So we can compute nbBlocks without having to change every function. 261| | */ 262| 4.76k| if (frameSizeInfo.decompressedBound != ZSTD_CONTENTSIZE_ERROR) { ------------------ | | 204| 4.76k|#define ZSTD_CONTENTSIZE_ERROR (0ULL - 2) ------------------ | Branch (262:9): [True: 4.58k, False: 175] ------------------ 263| 4.58k| assert((frameSizeInfo.decompressedBound & (ZSTD_BLOCKSIZE_MAX - 1)) == 0); ------------------ | | 70| 4.58k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 264| 4.58k| frameSizeInfo.nbBlocks = (size_t)(frameSizeInfo.decompressedBound / ZSTD_BLOCKSIZE_MAX); ------------------ | | 148| 4.58k|#define ZSTD_BLOCKSIZE_MAX (1<= 8 */ 142| 4.58k| switch(version) 143| 4.58k| { 144| |#if (ZSTD_LEGACY_SUPPORT <= 1) 145| | case 1 : 146| | return ZSTDv01_decompress(dst, dstCapacity, src, compressedSize); 147| |#endif 148| |#if (ZSTD_LEGACY_SUPPORT <= 2) 149| | case 2 : 150| | return ZSTDv02_decompress(dst, dstCapacity, src, compressedSize); 151| |#endif 152| |#if (ZSTD_LEGACY_SUPPORT <= 3) 153| | case 3 : 154| | return ZSTDv03_decompress(dst, dstCapacity, src, compressedSize); 155| |#endif 156| |#if (ZSTD_LEGACY_SUPPORT <= 4) 157| | case 4 : 158| | return ZSTDv04_decompress(dst, dstCapacity, src, compressedSize); 159| |#endif 160| 0|#if (ZSTD_LEGACY_SUPPORT <= 5) 161| 1.97k| case 5 : ------------------ | Branch (161:9): [True: 1.97k, False: 2.61k] ------------------ 162| 1.97k| { size_t result; 163| 1.97k| ZSTDv05_DCtx* const zd = ZSTDv05_createDCtx(); 164| 1.97k| if (zd==NULL) return ERROR(memory_allocation); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (164:21): [True: 0, False: 1.97k] ------------------ 165| 1.97k| result = ZSTDv05_decompress_usingDict(zd, dst, dstCapacity, src, compressedSize, dict, dictSize); 166| 1.97k| ZSTDv05_freeDCtx(zd); 167| 1.97k| return result; 168| 1.97k| } 169| 0|#endif 170| 0|#if (ZSTD_LEGACY_SUPPORT <= 6) 171| 1.62k| case 6 : ------------------ | Branch (171:9): [True: 1.62k, False: 2.95k] ------------------ 172| 1.62k| { size_t result; 173| 1.62k| ZSTDv06_DCtx* const zd = ZSTDv06_createDCtx(); 174| 1.62k| if (zd==NULL) return ERROR(memory_allocation); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (174:21): [True: 0, False: 1.62k] ------------------ 175| 1.62k| result = ZSTDv06_decompress_usingDict(zd, dst, dstCapacity, src, compressedSize, dict, dictSize); 176| 1.62k| ZSTDv06_freeDCtx(zd); 177| 1.62k| return result; 178| 1.62k| } 179| 0|#endif 180| 0|#if (ZSTD_LEGACY_SUPPORT <= 7) 181| 981| case 7 : ------------------ | Branch (181:9): [True: 981, False: 3.60k] ------------------ 182| 981| { size_t result; 183| 981| ZSTDv07_DCtx* const zd = ZSTDv07_createDCtx(); 184| 981| if (zd==NULL) return ERROR(memory_allocation); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (184:21): [True: 0, False: 981] ------------------ 185| 981| result = ZSTDv07_decompress_usingDict(zd, dst, dstCapacity, src, compressedSize, dict, dictSize); 186| 981| ZSTDv07_freeDCtx(zd); 187| 981| return result; 188| 981| } 189| 0|#endif 190| 0| default : ------------------ | Branch (190:9): [True: 0, False: 4.58k] ------------------ 191| 0| return ERROR(prefix_unknown); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 192| 4.58k| } 193| 4.58k|} FSEv05_buildDTable: 1158| 1.86k|{ 1159| 1.86k| FSEv05_DTableHeader DTableH; 1160| 1.86k| void* const tdPtr = dt+1; /* because dt is unsigned, 32-bits aligned on 32-bits */ 1161| 1.86k| FSEv05_DECODE_TYPE* const tableDecode = (FSEv05_DECODE_TYPE*) (tdPtr); ------------------ | | 1056| 1.86k|#define FSEv05_DECODE_TYPE FSEv05_decode_t ------------------ 1162| 1.86k| const U32 tableSize = 1 << tableLog; 1163| 1.86k| const U32 tableMask = tableSize-1; 1164| 1.86k| const U32 step = FSEv05_tableStep(tableSize); 1165| 1.86k| U16 symbolNext[FSEv05_MAX_SYMBOL_VALUE+1]; 1166| 1.86k| U32 position = 0; 1167| 1.86k| U32 highThreshold = tableSize-1; 1168| 1.86k| const S16 largeLimit= (S16)(1 << (tableLog-1)); 1169| 1.86k| U32 noLarge = 1; 1170| 1.86k| U32 s; 1171| | 1172| | /* Sanity Checks */ 1173| 1.86k| if (maxSymbolValue > FSEv05_MAX_SYMBOL_VALUE) return ERROR(maxSymbolValue_tooLarge); ------------------ | | 1048| 1.86k|#define FSEv05_MAX_SYMBOL_VALUE 255 ------------------ if (maxSymbolValue > FSEv05_MAX_SYMBOL_VALUE) return ERROR(maxSymbolValue_tooLarge); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1173:9): [True: 0, False: 1.86k] ------------------ 1174| 1.86k| if (tableLog > FSEv05_MAX_TABLELOG) return ERROR(tableLog_tooLarge); ------------------ | | 1094| 1.86k|#define FSEv05_MAX_TABLELOG (FSEv05_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 1042| 1.86k|#define FSEv05_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ if (tableLog > FSEv05_MAX_TABLELOG) return ERROR(tableLog_tooLarge); ------------------ | | 49| 18|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 18|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 18|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1174:9): [True: 18, False: 1.84k] ------------------ 1175| | 1176| | /* Init, lay down lowprob symbols */ 1177| 1.84k| memset(tableDecode, 0, sizeof(FSEv05_FUNCTION_TYPE) * (maxSymbolValue+1) ); /* useless init, but keep static analyzer happy, and we don't need to performance optimize legacy decoders */ 1178| 1.84k| DTableH.tableLog = (U16)tableLog; 1179| 31.3k| for (s=0; s<=maxSymbolValue; s++) { ------------------ | Branch (1179:15): [True: 29.4k, False: 1.84k] ------------------ 1180| 29.4k| if (normalizedCounter[s]==-1) { ------------------ | Branch (1180:13): [True: 11.7k, False: 17.6k] ------------------ 1181| 11.7k| tableDecode[highThreshold--].symbol = (FSEv05_FUNCTION_TYPE)s; 1182| 11.7k| symbolNext[s] = 1; 1183| 17.6k| } else { 1184| 17.6k| if (normalizedCounter[s] >= largeLimit) noLarge=0; ------------------ | Branch (1184:17): [True: 940, False: 16.7k] ------------------ 1185| 17.6k| symbolNext[s] = normalizedCounter[s]; 1186| 17.6k| } } 1187| | 1188| | /* Spread symbols */ 1189| 31.3k| for (s=0; s<=maxSymbolValue; s++) { ------------------ | Branch (1189:15): [True: 29.4k, False: 1.84k] ------------------ 1190| 29.4k| int i; 1191| 737k| for (i=0; i highThreshold) position = (position + step) & tableMask; /* lowprob area */ ------------------ | Branch (1194:20): [True: 11.7k, False: 708k] ------------------ 1195| 708k| } } 1196| | 1197| 1.84k| if (position!=0) return ERROR(GENERIC); /* position must reach all cells once, otherwise normalizedCounter is incorrect */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1197:9): [True: 0, False: 1.84k] ------------------ 1198| | 1199| | /* Build Decoding table */ 1200| 1.84k| { 1201| 1.84k| U32 i; 1202| 721k| for (i=0; i FSEv05_TABLELOG_ABSOLUTE_MAX) return ERROR(tableLog_tooLarge); ------------------ | | 1100| 2.13k|#define FSEv05_TABLELOG_ABSOLUTE_MAX 15 ------------------ if (nbBits > FSEv05_TABLELOG_ABSOLUTE_MAX) return ERROR(tableLog_tooLarge); ------------------ | | 49| 58|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 58|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 58|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1247:9): [True: 58, False: 2.07k] ------------------ 1248| 2.07k| bitStream >>= 4; 1249| 2.07k| bitCount = 4; 1250| 2.07k| *tableLogPtr = nbBits; 1251| 2.07k| remaining = (1<1) && (charnum<=*maxSVPtr)) { ------------------ | Branch (1255:12): [True: 30.2k, False: 2.00k] | Branch (1255:29): [True: 30.1k, False: 46] ------------------ 1256| 30.1k| if (previous0) { ------------------ | Branch (1256:13): [True: 2.87k, False: 27.3k] ------------------ 1257| 2.87k| unsigned n0 = charnum; 1258| 3.01k| while ((bitStream & 0xFFFF) == 0xFFFF) { ------------------ | Branch (1258:20): [True: 139, False: 2.87k] ------------------ 1259| 139| n0+=24; 1260| 139| if (ip < iend-5) { ------------------ | Branch (1260:21): [True: 99, False: 40] ------------------ 1261| 99| ip+=2; 1262| 99| bitStream = MEM_readLE32(ip) >> bitCount; 1263| 99| } else { 1264| 40| bitStream >>= 16; 1265| 40| bitCount+=16; 1266| 40| } } 1267| 3.87k| while ((bitStream & 3) == 3) { ------------------ | Branch (1267:20): [True: 997, False: 2.87k] ------------------ 1268| 997| n0+=3; 1269| 997| bitStream>>=2; 1270| 997| bitCount+=2; 1271| 997| } 1272| 2.87k| n0 += bitStream & 3; 1273| 2.87k| bitCount += 2; 1274| 2.87k| if (n0 > *maxSVPtr) return ERROR(maxSymbolValue_tooSmall); ------------------ | | 49| 27|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 27|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 27|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1274:17): [True: 27, False: 2.85k] ------------------ 1275| 10.4k| while (charnum < n0) normalizedCounter[charnum++] = 0; ------------------ | Branch (1275:20): [True: 7.62k, False: 2.85k] ------------------ 1276| 2.85k| if ((ip <= iend-7) || (ip + (bitCount>>3) <= iend-4)) { ------------------ | Branch (1276:17): [True: 1.77k, False: 1.07k] | Branch (1276:35): [True: 318, False: 759] ------------------ 1277| 2.09k| ip += bitCount>>3; 1278| 2.09k| bitCount &= 7; 1279| 2.09k| bitStream = MEM_readLE32(ip) >> bitCount; 1280| 2.09k| } 1281| 759| else 1282| 759| bitStream >>= 2; 1283| 2.85k| } 1284| 30.1k| { 1285| 30.1k| const short max = (short)((2*threshold-1)-remaining); 1286| 30.1k| short count; 1287| | 1288| 30.1k| if ((bitStream & (threshold-1)) < (U32)max) { ------------------ | Branch (1288:17): [True: 21.8k, False: 8.31k] ------------------ 1289| 21.8k| count = (short)(bitStream & (threshold-1)); 1290| 21.8k| bitCount += nbBits-1; 1291| 21.8k| } else { 1292| 8.31k| count = (short)(bitStream & (2*threshold-1)); 1293| 8.31k| if (count >= threshold) count -= max; ------------------ | Branch (1293:21): [True: 2.98k, False: 5.33k] ------------------ 1294| 8.31k| bitCount += nbBits; 1295| 8.31k| } 1296| | 1297| 30.1k| count--; /* extra accuracy */ 1298| 30.1k| remaining -= FSEv05_abs(count); 1299| 30.1k| normalizedCounter[charnum++] = count; 1300| 30.1k| previous0 = !count; 1301| 45.3k| while (remaining < threshold) { ------------------ | Branch (1301:20): [True: 15.2k, False: 30.1k] ------------------ 1302| 15.2k| nbBits--; 1303| 15.2k| threshold >>= 1; 1304| 15.2k| } 1305| | 1306| 30.1k| if ((ip <= iend-7) || (ip + (bitCount>>3) <= iend-4)) { ------------------ | Branch (1306:17): [True: 24.0k, False: 6.13k] | Branch (1306:35): [True: 1.93k, False: 4.20k] ------------------ 1307| 25.9k| ip += bitCount>>3; 1308| 25.9k| bitCount &= 7; 1309| 25.9k| } else { 1310| 4.20k| bitCount -= (int)(8 * (iend - 4 - ip)); 1311| 4.20k| ip = iend - 4; 1312| 4.20k| } 1313| 30.1k| bitStream = MEM_readLE32(ip) >> (bitCount & 31); 1314| 30.1k| } } 1315| 2.04k| if (remaining != 1) return ERROR(GENERIC); ------------------ | | 49| 46|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 46|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 46|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1315:9): [True: 46, False: 2.00k] ------------------ 1316| 2.00k| *maxSVPtr = charnum-1; 1317| | 1318| 2.00k| ip += (bitCount+7)>>3; 1319| 2.00k| if ((size_t)(ip-istart) > hbSize) return ERROR(srcSize_wrong); ------------------ | | 49| 56|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 56|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 56|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1319:9): [True: 56, False: 1.94k] ------------------ 1320| 1.94k| return ip-istart; 1321| 2.00k|} FSEv05_buildDTable_rle: 1329| 107|{ 1330| 107| void* ptr = dt; 1331| 107| FSEv05_DTableHeader* const DTableH = (FSEv05_DTableHeader*)ptr; 1332| 107| void* dPtr = dt + 1; 1333| 107| FSEv05_decode_t* const cell = (FSEv05_decode_t*)dPtr; 1334| | 1335| 107| DTableH->tableLog = 0; 1336| 107| DTableH->fastMode = 0; 1337| | 1338| 107| cell->newState = 0; 1339| 107| cell->symbol = symbolValue; 1340| 107| cell->nbBits = 0; 1341| | 1342| 107| return 0; 1343| 107|} FSEv05_buildDTable_raw: 1347| 384|{ 1348| 384| void* ptr = dt; 1349| 384| FSEv05_DTableHeader* const DTableH = (FSEv05_DTableHeader*)ptr; 1350| 384| void* dPtr = dt + 1; 1351| 384| FSEv05_decode_t* const dinfo = (FSEv05_decode_t*)dPtr; 1352| 384| const unsigned tableSize = 1 << nbBits; 1353| 384| const unsigned tableMask = tableSize - 1; 1354| 384| const unsigned maxSymbolValue = tableMask; 1355| 384| unsigned s; 1356| | 1357| | /* Sanity checks */ 1358| 384| if (nbBits < 1) return ERROR(GENERIC); /* min size */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1358:9): [True: 0, False: 384] ------------------ 1359| | 1360| | /* Build Decoding Table */ 1361| 384| DTableH->tableLog = (U16)nbBits; 1362| 384| DTableH->fastMode = 1; 1363| 33.6k| for (s=0; s<=maxSymbolValue; s++) { ------------------ | Branch (1363:15): [True: 33.2k, False: 384] ------------------ 1364| 33.2k| dinfo[s].newState = 0; 1365| 33.2k| dinfo[s].symbol = (BYTE)s; 1366| 33.2k| dinfo[s].nbBits = (BYTE)nbBits; 1367| 33.2k| } 1368| | 1369| 384| return 0; 1370| 384|} FSEv05_decompress_usingDTable: 1443| 925|{ 1444| 925| const void* ptr = dt; 1445| 925| const FSEv05_DTableHeader* DTableH = (const FSEv05_DTableHeader*)ptr; 1446| 925| const U32 fastMode = DTableH->fastMode; 1447| | 1448| | /* select fast mode (static) */ 1449| 925| if (fastMode) return FSEv05_decompress_usingDTable_generic(dst, originalSize, cSrc, cSrcSize, dt, 1); ------------------ | Branch (1449:9): [True: 510, False: 415] ------------------ 1450| 415| return FSEv05_decompress_usingDTable_generic(dst, originalSize, cSrc, cSrcSize, dt, 0); 1451| 925|} FSEv05_decompress: 1455| 1.02k|{ 1456| 1.02k| const BYTE* const istart = (const BYTE*)cSrc; 1457| 1.02k| const BYTE* ip = istart; 1458| 1.02k| short counting[FSEv05_MAX_SYMBOL_VALUE+1]; 1459| 1.02k| DTable_max_t dt; /* Static analyzer seems unable to understand this table will be properly initialized later */ 1460| 1.02k| unsigned tableLog; 1461| 1.02k| unsigned maxSymbolValue = FSEv05_MAX_SYMBOL_VALUE; ------------------ | | 1048| 1.02k|#define FSEv05_MAX_SYMBOL_VALUE 255 ------------------ 1462| 1.02k| size_t errorCode; 1463| | 1464| 1.02k| if (cSrcSize<2) return ERROR(srcSize_wrong); /* too small input size */ ------------------ | | 49| 18|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 18|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 18|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1464:9): [True: 18, False: 1.00k] ------------------ 1465| | 1466| | /* normal FSEv05 decoding mode */ 1467| 1.00k| errorCode = FSEv05_readNCount (counting, &maxSymbolValue, &tableLog, istart, cSrcSize); 1468| 1.00k| if (FSEv05_isError(errorCode)) return errorCode; ------------------ | Branch (1468:9): [True: 43, False: 963] ------------------ 1469| 963| if (errorCode >= cSrcSize) return ERROR(srcSize_wrong); /* too small input size */ ------------------ | | 49| 20|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 20|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 20|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1469:9): [True: 20, False: 943] ------------------ 1470| 943| ip += errorCode; 1471| 943| cSrcSize -= errorCode; 1472| | 1473| 943| errorCode = FSEv05_buildDTable (dt, counting, maxSymbolValue, tableLog); 1474| 943| if (FSEv05_isError(errorCode)) return errorCode; ------------------ | Branch (1474:9): [True: 18, False: 925] ------------------ 1475| | 1476| | /* always return, even if it is an error code */ 1477| 925| return FSEv05_decompress_usingDTable (dst, maxDstSize, ip, cSrcSize, dt); 1478| 943|} HUFv05_isError: 1723| 4.07k|unsigned HUFv05_isError(size_t code) { return ERR_isError(code); } HUFv05_readDTableX2: 1818| 357|{ 1819| 357| BYTE huffWeight[HUFv05_MAX_SYMBOL_VALUE + 1]; 1820| 357| U32 rankVal[HUFv05_ABSOLUTEMAX_TABLELOG + 1]; /* large enough for values from 0 to 16 */ 1821| 357| U32 tableLog = 0; 1822| 357| size_t iSize; 1823| 357| U32 nbSymbols = 0; 1824| 357| U32 n; 1825| 357| U32 nextRankStart; 1826| 357| void* const dtPtr = DTable + 1; 1827| 357| HUFv05_DEltX2* const dt = (HUFv05_DEltX2*)dtPtr; 1828| | 1829| 357| HUFv05_STATIC_ASSERT(sizeof(HUFv05_DEltX2) == sizeof(U16)); /* if compilation fails here, assertion is false */ ------------------ | | 1725| 357|#define HUFv05_STATIC_ASSERT(c) { enum { HUFv05_static_assert = 1/(int)(!!(c)) }; } /* use only *after* variable declarations */ ------------------ 1830| | /* memset(huffWeight, 0, sizeof(huffWeight)); */ /* is not necessary, even though some analyzer complain ... */ 1831| | 1832| 357| iSize = HUFv05_readStats(huffWeight, HUFv05_MAX_SYMBOL_VALUE + 1, rankVal, &nbSymbols, &tableLog, src, srcSize); ------------------ | | 1714| 357|#define HUFv05_MAX_SYMBOL_VALUE 255 ------------------ 1833| 357| if (HUFv05_isError(iSize)) return iSize; ------------------ | Branch (1833:9): [True: 124, False: 233] ------------------ 1834| | 1835| | /* check result */ 1836| 233| if (tableLog > DTable[0]) return ERROR(tableLog_tooLarge); /* DTable is too small */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1836:9): [True: 0, False: 233] ------------------ 1837| 233| DTable[0] = (U16)tableLog; /* maybe should separate sizeof allocated DTable, from used size of DTable, in case of re-use */ 1838| | 1839| | /* Prepare ranks */ 1840| 233| nextRankStart = 0; 1841| 1.37k| for (n=1; n<=tableLog; n++) { ------------------ | Branch (1841:15): [True: 1.14k, False: 233] ------------------ 1842| 1.14k| U32 current = nextRankStart; 1843| 1.14k| nextRankStart += (rankVal[n] << (n-1)); 1844| 1.14k| rankVal[n] = current; 1845| 1.14k| } 1846| | 1847| | /* fill DTable */ 1848| 10.2k| for (n=0; n> 1; 1851| 10.0k| U32 i; 1852| 10.0k| HUFv05_DEltX2 D; 1853| 10.0k| D.byte = (BYTE)n; D.nbBits = (BYTE)(tableLog + 1 - w); 1854| 31.3k| for (i = rankVal[w]; i < rankVal[w] + length; i++) ------------------ | Branch (1854:30): [True: 21.3k, False: 10.0k] ------------------ 1855| 21.3k| dt[i] = D; 1856| 10.0k| rankVal[w] += length; 1857| 10.0k| } 1858| | 1859| 233| return iSize; 1860| 233|} HUFv05_decompress1X2_usingDTable: 1908| 73|{ 1909| 73| BYTE* op = (BYTE*)dst; 1910| 73| BYTE* const oend = op + dstSize; 1911| 73| const U32 dtLog = DTable[0]; 1912| 73| const void* dtPtr = DTable; 1913| 73| const HUFv05_DEltX2* const dt = ((const HUFv05_DEltX2*)dtPtr)+1; 1914| 73| BITv05_DStream_t bitD; 1915| | 1916| 73| if (dstSize <= cSrcSize) return ERROR(dstSize_tooSmall); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1916:9): [True: 1, False: 72] ------------------ 1917| 72| { size_t const errorCode = BITv05_initDStream(&bitD, cSrc, cSrcSize); 1918| 72| if (HUFv05_isError(errorCode)) return errorCode; } ------------------ | Branch (1918:11): [True: 17, False: 55] ------------------ 1919| | 1920| 55| HUFv05_decodeStreamX2(op, &bitD, oend, dt, dtLog); 1921| | 1922| | /* check */ 1923| 55| if (!BITv05_endOfDStream(&bitD)) return ERROR(corruption_detected); ------------------ | | 49| 54|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 54|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 54|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1923:9): [True: 54, False: 1] ------------------ 1924| | 1925| 1| return dstSize; 1926| 55|} HUFv05_decompress1X2: 1929| 91|{ 1930| 91| HUFv05_CREATE_STATIC_DTABLEX2(DTable, HUFv05_MAX_TABLELOG); ------------------ | | 1604| 91| unsigned short DTable[HUFv05_DTABLE_SIZE(maxTableLog)] = { maxTableLog } ------------------ 1931| 91| const BYTE* ip = (const BYTE*) cSrc; 1932| 91| size_t errorCode; 1933| | 1934| 91| errorCode = HUFv05_readDTableX2 (DTable, cSrc, cSrcSize); 1935| 91| if (HUFv05_isError(errorCode)) return errorCode; ------------------ | Branch (1935:9): [True: 17, False: 74] ------------------ 1936| 74| if (errorCode >= cSrcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1936:9): [True: 1, False: 73] ------------------ 1937| 73| ip += errorCode; 1938| 73| cSrcSize -= errorCode; 1939| | 1940| 73| return HUFv05_decompress1X2_usingDTable (dst, dstSize, ip, cSrcSize, DTable); 1941| 74|} HUFv05_decompress4X2_usingDTable: 1948| 158|{ 1949| | /* Check */ 1950| 158| if (cSrcSize < 10) return ERROR(corruption_detected); /* strict minimum : jump table + 1 byte per stream */ ------------------ | | 49| 6|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 6|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 6|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1950:9): [True: 6, False: 152] ------------------ 1951| 152| { 1952| 152| const BYTE* const istart = (const BYTE*) cSrc; 1953| 152| BYTE* const ostart = (BYTE*) dst; 1954| 152| BYTE* const oend = ostart + dstSize; 1955| 152| const void* const dtPtr = DTable; 1956| 152| const HUFv05_DEltX2* const dt = ((const HUFv05_DEltX2*)dtPtr) +1; 1957| 152| const U32 dtLog = DTable[0]; 1958| 152| size_t errorCode; 1959| | 1960| | /* Init */ 1961| 152| BITv05_DStream_t bitD1; 1962| 152| BITv05_DStream_t bitD2; 1963| 152| BITv05_DStream_t bitD3; 1964| 152| BITv05_DStream_t bitD4; 1965| 152| const size_t length1 = MEM_readLE16(istart); 1966| 152| const size_t length2 = MEM_readLE16(istart+2); 1967| 152| const size_t length3 = MEM_readLE16(istart+4); 1968| 152| size_t length4; 1969| 152| const BYTE* const istart1 = istart + 6; /* jumpTable */ 1970| 152| const BYTE* const istart2 = istart1 + length1; 1971| 152| const BYTE* const istart3 = istart2 + length2; 1972| 152| const BYTE* const istart4 = istart3 + length3; 1973| 152| const size_t segmentSize = (dstSize+3) / 4; 1974| 152| BYTE* const opStart2 = ostart + segmentSize; 1975| 152| BYTE* const opStart3 = opStart2 + segmentSize; 1976| 152| BYTE* const opStart4 = opStart3 + segmentSize; 1977| 152| BYTE* op1 = ostart; 1978| 152| BYTE* op2 = opStart2; 1979| 152| BYTE* op3 = opStart3; 1980| 152| BYTE* op4 = opStart4; 1981| 152| U32 endSignal; 1982| | 1983| 152| length4 = cSrcSize - (length1 + length2 + length3 + 6); 1984| 152| if (length4 > cSrcSize) return ERROR(corruption_detected); /* overflow */ ------------------ | | 49| 15|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 15|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 15|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1984:13): [True: 15, False: 137] ------------------ 1985| 137| errorCode = BITv05_initDStream(&bitD1, istart1, length1); 1986| 137| if (HUFv05_isError(errorCode)) return errorCode; ------------------ | Branch (1986:13): [True: 14, False: 123] ------------------ 1987| 123| errorCode = BITv05_initDStream(&bitD2, istart2, length2); 1988| 123| if (HUFv05_isError(errorCode)) return errorCode; ------------------ | Branch (1988:13): [True: 22, False: 101] ------------------ 1989| 101| errorCode = BITv05_initDStream(&bitD3, istart3, length3); 1990| 101| if (HUFv05_isError(errorCode)) return errorCode; ------------------ | Branch (1990:13): [True: 18, False: 83] ------------------ 1991| 83| errorCode = BITv05_initDStream(&bitD4, istart4, length4); 1992| 83| if (HUFv05_isError(errorCode)) return errorCode; ------------------ | Branch (1992:13): [True: 6, False: 77] ------------------ 1993| | 1994| | /* 16-32 symbols per loop (4-8 symbols per stream) */ 1995| 77| endSignal = BITv05_reloadDStream(&bitD1) | BITv05_reloadDStream(&bitD2) | BITv05_reloadDStream(&bitD3) | BITv05_reloadDStream(&bitD4); 1996| 669| for ( ; (endSignal==BITv05_DStream_unfinished) && (op4<(oend-7)) ; ) { ------------------ | Branch (1996:17): [True: 599, False: 70] | Branch (1996:59): [True: 592, False: 7] ------------------ 1997| 592| HUFv05_DECODE_SYMBOLX2_2(op1, &bitD1); ------------------ | | 1878| 592| if (MEM_64bits()) \ | | ------------------ | | | Branch (1878:9): [True: 592, False: 0] | | ------------------ | | 1879| 592| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1998| 592| HUFv05_DECODE_SYMBOLX2_2(op2, &bitD2); ------------------ | | 1878| 592| if (MEM_64bits()) \ | | ------------------ | | | Branch (1878:9): [True: 592, False: 0] | | ------------------ | | 1879| 592| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1999| 592| HUFv05_DECODE_SYMBOLX2_2(op3, &bitD3); ------------------ | | 1878| 592| if (MEM_64bits()) \ | | ------------------ | | | Branch (1878:9): [True: 592, False: 0] | | ------------------ | | 1879| 592| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2000| 592| HUFv05_DECODE_SYMBOLX2_2(op4, &bitD4); ------------------ | | 1878| 592| if (MEM_64bits()) \ | | ------------------ | | | Branch (1878:9): [True: 592, False: 0] | | ------------------ | | 1879| 592| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2001| 592| HUFv05_DECODE_SYMBOLX2_1(op1, &bitD1); ------------------ | | 1874| 592| if (MEM_64bits() || (HUFv05_MAX_TABLELOG<=12)) \ | | ------------------ | | | | 1712| 0|#define HUFv05_MAX_TABLELOG 12 /* max configured tableLog (for static allocation); can be modified up to HUFv05_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (1874:9): [True: 592, False: 0] | | | Branch (1874:25): [True: 0, Folded] | | ------------------ | | 1875| 592| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2002| 592| HUFv05_DECODE_SYMBOLX2_1(op2, &bitD2); ------------------ | | 1874| 592| if (MEM_64bits() || (HUFv05_MAX_TABLELOG<=12)) \ | | ------------------ | | | | 1712| 0|#define HUFv05_MAX_TABLELOG 12 /* max configured tableLog (for static allocation); can be modified up to HUFv05_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (1874:9): [True: 592, False: 0] | | | Branch (1874:25): [True: 0, Folded] | | ------------------ | | 1875| 592| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2003| 592| HUFv05_DECODE_SYMBOLX2_1(op3, &bitD3); ------------------ | | 1874| 592| if (MEM_64bits() || (HUFv05_MAX_TABLELOG<=12)) \ | | ------------------ | | | | 1712| 0|#define HUFv05_MAX_TABLELOG 12 /* max configured tableLog (for static allocation); can be modified up to HUFv05_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (1874:9): [True: 592, False: 0] | | | Branch (1874:25): [True: 0, Folded] | | ------------------ | | 1875| 592| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2004| 592| HUFv05_DECODE_SYMBOLX2_1(op4, &bitD4); ------------------ | | 1874| 592| if (MEM_64bits() || (HUFv05_MAX_TABLELOG<=12)) \ | | ------------------ | | | | 1712| 0|#define HUFv05_MAX_TABLELOG 12 /* max configured tableLog (for static allocation); can be modified up to HUFv05_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (1874:9): [True: 592, False: 0] | | | Branch (1874:25): [True: 0, Folded] | | ------------------ | | 1875| 592| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2005| 592| HUFv05_DECODE_SYMBOLX2_2(op1, &bitD1); ------------------ | | 1878| 592| if (MEM_64bits()) \ | | ------------------ | | | Branch (1878:9): [True: 592, False: 0] | | ------------------ | | 1879| 592| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2006| 592| HUFv05_DECODE_SYMBOLX2_2(op2, &bitD2); ------------------ | | 1878| 592| if (MEM_64bits()) \ | | ------------------ | | | Branch (1878:9): [True: 592, False: 0] | | ------------------ | | 1879| 592| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2007| 592| HUFv05_DECODE_SYMBOLX2_2(op3, &bitD3); ------------------ | | 1878| 592| if (MEM_64bits()) \ | | ------------------ | | | Branch (1878:9): [True: 592, False: 0] | | ------------------ | | 1879| 592| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2008| 592| HUFv05_DECODE_SYMBOLX2_2(op4, &bitD4); ------------------ | | 1878| 592| if (MEM_64bits()) \ | | ------------------ | | | Branch (1878:9): [True: 592, False: 0] | | ------------------ | | 1879| 592| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2009| 592| HUFv05_DECODE_SYMBOLX2_0(op1, &bitD1); ------------------ | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 2010| 592| HUFv05_DECODE_SYMBOLX2_0(op2, &bitD2); ------------------ | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 2011| 592| HUFv05_DECODE_SYMBOLX2_0(op3, &bitD3); ------------------ | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 2012| 592| HUFv05_DECODE_SYMBOLX2_0(op4, &bitD4); ------------------ | | 1871| 592| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 2013| 592| endSignal = BITv05_reloadDStream(&bitD1) | BITv05_reloadDStream(&bitD2) | BITv05_reloadDStream(&bitD3) | BITv05_reloadDStream(&bitD4); 2014| 592| } 2015| | 2016| | /* check corruption */ 2017| 77| if (op1 > opStart2) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2017:13): [True: 0, False: 77] ------------------ 2018| 77| if (op2 > opStart3) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2018:13): [True: 0, False: 77] ------------------ 2019| 77| if (op3 > opStart4) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2019:13): [True: 0, False: 77] ------------------ 2020| | /* note : op4 supposed already verified within main loop */ 2021| | 2022| | /* finish bitStreams one by one */ 2023| 77| HUFv05_decodeStreamX2(op1, &bitD1, opStart2, dt, dtLog); 2024| 77| HUFv05_decodeStreamX2(op2, &bitD2, opStart3, dt, dtLog); 2025| 77| HUFv05_decodeStreamX2(op3, &bitD3, opStart4, dt, dtLog); 2026| 77| HUFv05_decodeStreamX2(op4, &bitD4, oend, dt, dtLog); 2027| | 2028| | /* check */ 2029| 77| endSignal = BITv05_endOfDStream(&bitD1) & BITv05_endOfDStream(&bitD2) & BITv05_endOfDStream(&bitD3) & BITv05_endOfDStream(&bitD4); 2030| 77| if (!endSignal) return ERROR(corruption_detected); ------------------ | | 49| 77|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 77|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 77|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2030:13): [True: 77, False: 0] ------------------ 2031| | 2032| | /* decoded size */ 2033| 0| return dstSize; 2034| 77| } 2035| 77|} HUFv05_decompress4X2: 2039| 266|{ 2040| 266| HUFv05_CREATE_STATIC_DTABLEX2(DTable, HUFv05_MAX_TABLELOG); ------------------ | | 1604| 266| unsigned short DTable[HUFv05_DTABLE_SIZE(maxTableLog)] = { maxTableLog } ------------------ 2041| 266| const BYTE* ip = (const BYTE*) cSrc; 2042| 266| size_t errorCode; 2043| | 2044| 266| errorCode = HUFv05_readDTableX2 (DTable, cSrc, cSrcSize); 2045| 266| if (HUFv05_isError(errorCode)) return errorCode; ------------------ | Branch (2045:9): [True: 107, False: 159] ------------------ 2046| 159| if (errorCode >= cSrcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2046:9): [True: 1, False: 158] ------------------ 2047| 158| ip += errorCode; 2048| 158| cSrcSize -= errorCode; 2049| | 2050| 158| return HUFv05_decompress4X2_usingDTable (dst, dstSize, ip, cSrcSize, DTable); 2051| 159|} HUFv05_readDTableX4: 2146| 1.17k|{ 2147| 1.17k| BYTE weightList[HUFv05_MAX_SYMBOL_VALUE + 1]; 2148| 1.17k| sortedSymbol_t sortedSymbol[HUFv05_MAX_SYMBOL_VALUE + 1]; 2149| 1.17k| U32 rankStats[HUFv05_ABSOLUTEMAX_TABLELOG + 1] = { 0 }; 2150| 1.17k| U32 rankStart0[HUFv05_ABSOLUTEMAX_TABLELOG + 2] = { 0 }; 2151| 1.17k| U32* const rankStart = rankStart0+1; 2152| 1.17k| rankVal_t rankVal; 2153| 1.17k| U32 tableLog, maxW, sizeOfSort, nbSymbols; 2154| 1.17k| const U32 memLog = DTable[0]; 2155| 1.17k| size_t iSize; 2156| 1.17k| void* dtPtr = DTable; 2157| 1.17k| HUFv05_DEltX4* const dt = ((HUFv05_DEltX4*)dtPtr) + 1; 2158| | 2159| 1.17k| HUFv05_STATIC_ASSERT(sizeof(HUFv05_DEltX4) == sizeof(unsigned)); /* if compilation fails here, assertion is false */ ------------------ | | 1725| 1.17k|#define HUFv05_STATIC_ASSERT(c) { enum { HUFv05_static_assert = 1/(int)(!!(c)) }; } /* use only *after* variable declarations */ ------------------ 2160| 1.17k| if (memLog > HUFv05_ABSOLUTEMAX_TABLELOG) return ERROR(tableLog_tooLarge); ------------------ | | 1711| 1.17k|#define HUFv05_ABSOLUTEMAX_TABLELOG 16 /* absolute limit of HUFv05_MAX_TABLELOG. Beyond that value, code does not work */ ------------------ if (memLog > HUFv05_ABSOLUTEMAX_TABLELOG) return ERROR(tableLog_tooLarge); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2160:9): [True: 0, False: 1.17k] ------------------ 2161| | /* memset(weightList, 0, sizeof(weightList)); */ /* is not necessary, even though some analyzer complain ... */ 2162| | 2163| 1.17k| iSize = HUFv05_readStats(weightList, HUFv05_MAX_SYMBOL_VALUE + 1, rankStats, &nbSymbols, &tableLog, src, srcSize); ------------------ | | 1714| 1.17k|#define HUFv05_MAX_SYMBOL_VALUE 255 ------------------ 2164| 1.17k| if (HUFv05_isError(iSize)) return iSize; ------------------ | Branch (2164:9): [True: 856, False: 316] ------------------ 2165| | 2166| | /* check result */ 2167| 316| if (tableLog > memLog) return ERROR(tableLog_tooLarge); /* DTable can't fit code depth */ ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2167:9): [True: 2, False: 314] ------------------ 2168| | 2169| | /* find maxWeight */ 2170| 1.09k| for (maxW = tableLog; rankStats[maxW]==0; maxW--) {} /* necessarily finds a solution before 0 */ ------------------ | Branch (2170:27): [True: 779, False: 314] ------------------ 2171| | 2172| | /* Get start index of each weight */ 2173| 314| { 2174| 314| U32 w, nextRankStart = 0; 2175| 1.67k| for (w=1; w<=maxW; w++) { ------------------ | Branch (2175:19): [True: 1.36k, False: 314] ------------------ 2176| 1.36k| U32 current = nextRankStart; 2177| 1.36k| nextRankStart += rankStats[w]; 2178| 1.36k| rankStart[w] = current; 2179| 1.36k| } 2180| 314| rankStart[0] = nextRankStart; /* put all 0w symbols at the end of sorted list*/ 2181| 314| sizeOfSort = nextRankStart; 2182| 314| } 2183| | 2184| | /* sort symbols by weight */ 2185| 314| { 2186| 314| U32 s; 2187| 32.4k| for (s=0; s> consumed; 2212| 13.1k| } } } 2213| | 2214| 314| HUFv05_fillDTableX4(dt, memLog, 2215| 314| sortedSymbol, sizeOfSort, 2216| 314| rankStart0, rankVal, maxW, 2217| 314| tableLog+1); 2218| | 2219| 314| return iSize; 2220| 316|} HUFv05_decompress1X4_usingDTable: 2287| 60|{ 2288| 60| const BYTE* const istart = (const BYTE*) cSrc; 2289| 60| BYTE* const ostart = (BYTE*) dst; 2290| 60| BYTE* const oend = ostart + dstSize; 2291| | 2292| 60| const U32 dtLog = DTable[0]; 2293| 60| const void* const dtPtr = DTable; 2294| 60| const HUFv05_DEltX4* const dt = ((const HUFv05_DEltX4*)dtPtr) +1; 2295| 60| size_t errorCode; 2296| | 2297| | /* Init */ 2298| 60| BITv05_DStream_t bitD; 2299| 60| errorCode = BITv05_initDStream(&bitD, istart, cSrcSize); 2300| 60| if (HUFv05_isError(errorCode)) return errorCode; ------------------ | Branch (2300:9): [True: 15, False: 45] ------------------ 2301| | 2302| | /* finish bitStreams one by one */ 2303| 45| HUFv05_decodeStreamX4(ostart, &bitD, oend, dt, dtLog); 2304| | 2305| | /* check */ 2306| 45| if (!BITv05_endOfDStream(&bitD)) return ERROR(corruption_detected); ------------------ | | 49| 44|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 44|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 44|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2306:9): [True: 44, False: 1] ------------------ 2307| | 2308| | /* decoded size */ 2309| 1| return dstSize; 2310| 45|} HUFv05_decompress: 2465| 286|{ 2466| 286| static const decompressionAlgo decompress[3] = { HUFv05_decompress4X2, HUFv05_decompress4X4, NULL }; 2467| | /* estimate decompression time */ 2468| 286| U32 Q; 2469| 286| const U32 D256 = (U32)(dstSize >> 8); 2470| 286| U32 Dtime[3]; 2471| 286| U32 algoNb = 0; 2472| 286| int n; 2473| | 2474| | /* validation checks */ 2475| 286| if (dstSize == 0) return ERROR(dstSize_tooSmall); ------------------ | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2475:9): [True: 4, False: 282] ------------------ 2476| 282| if (cSrcSize >= dstSize) return ERROR(corruption_detected); /* invalid, or not compressed, but not compressed already dealt with */ ------------------ | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2476:9): [True: 3, False: 279] ------------------ 2477| 279| if (cSrcSize == 1) { memset(dst, *(const BYTE*)cSrc, dstSize); return dstSize; } /* RLE */ ------------------ | Branch (2477:9): [True: 13, False: 266] ------------------ 2478| | 2479| | /* decoder timing evaluation */ 2480| 266| Q = (U32)(cSrcSize * 16 / dstSize); /* Q < 16 since dstSize > cSrcSize */ 2481| 1.06k| for (n=0; n<3; n++) ------------------ | Branch (2481:15): [True: 798, False: 266] ------------------ 2482| 798| Dtime[n] = algoTime[Q][n].tableTime + (algoTime[Q][n].decode256Time * D256); 2483| | 2484| 266| Dtime[1] += Dtime[1] >> 4; Dtime[2] += Dtime[2] >> 3; /* advantage to algorithms using less memory, for cache eviction */ 2485| | 2486| 266| if (Dtime[1] < Dtime[0]) algoNb = 1; ------------------ | Branch (2486:9): [True: 0, False: 266] ------------------ 2487| | 2488| 266| return decompress[algoNb](dst, dstSize, cSrc, cSrcSize); 2489| | 2490| | /* return HUFv05_decompress4X2(dst, dstSize, cSrc, cSrcSize); */ /* multi-streams single-symbol decoding */ 2491| | /* return HUFv05_decompress4X4(dst, dstSize, cSrc, cSrcSize); */ /* multi-streams double-symbols decoding */ 2492| | /* return HUFv05_decompress4X6(dst, dstSize, cSrc, cSrcSize); */ /* multi-streams quad-symbols decoding */ 2493| 279|} ZSTDv05_isError: 2577| 93.4k|unsigned ZSTDv05_isError(size_t code) { return ERR_isError(code); } ZSTDv05_decompressBegin: 2617| 3.95k|{ 2618| 3.95k| dctx->expected = ZSTDv05_frameHeaderSize_min; 2619| 3.95k| dctx->stage = ZSTDv05ds_getFrameHeaderSize; 2620| 3.95k| dctx->previousDstEnd = NULL; 2621| 3.95k| dctx->base = NULL; 2622| 3.95k| dctx->vBase = NULL; 2623| 3.95k| dctx->dictEnd = NULL; 2624| 3.95k| dctx->hufTableX4[0] = ZSTD_HUFFDTABLE_CAPACITY_LOG; ------------------ | | 436| 3.95k|#define ZSTD_HUFFDTABLE_CAPACITY_LOG 12 ------------------ 2625| 3.95k| dctx->flagStaticTables = 0; 2626| 3.95k| return 0; 2627| 3.95k|} ZSTDv05_createDCtx: 2630| 1.97k|{ 2631| 1.97k| ZSTDv05_DCtx* dctx = (ZSTDv05_DCtx*)malloc(sizeof(ZSTDv05_DCtx)); 2632| 1.97k| if (dctx==NULL) return NULL; ------------------ | Branch (2632:9): [True: 0, False: 1.97k] ------------------ 2633| 1.97k| ZSTDv05_decompressBegin(dctx); 2634| 1.97k| return dctx; 2635| 1.97k|} ZSTDv05_freeDCtx: 2638| 1.97k|{ 2639| 1.97k| free(dctx); 2640| 1.97k| return 0; /* reserved as a potential error code in the future */ 2641| 1.97k|} ZSTDv05_getFrameParams: 2752| 3.10k|{ 2753| 3.10k| U32 magicNumber; 2754| 3.10k| if (srcSize < ZSTDv05_frameHeaderSize_min) return ZSTDv05_frameHeaderSize_max; ------------------ | | 400| 0|#define ZSTDv05_frameHeaderSize_max 5 /* define, for static allocation */ ------------------ | Branch (2754:9): [True: 0, False: 3.10k] ------------------ 2755| 3.10k| magicNumber = MEM_readLE32(src); 2756| 3.10k| if (magicNumber != ZSTDv05_MAGICNUMBER) return ERROR(prefix_unknown); ------------------ | | 153| 3.10k|#define ZSTDv05_MAGICNUMBER 0xFD2FB525 /* v0.5 */ ------------------ if (magicNumber != ZSTDv05_MAGICNUMBER) return ERROR(prefix_unknown); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2756:9): [True: 0, False: 3.10k] ------------------ 2757| 3.10k| memset(params, 0, sizeof(*params)); 2758| 3.10k| params->windowLog = (((const BYTE*)src)[4] & 15) + ZSTDv05_WINDOWLOG_ABSOLUTEMIN; ------------------ | | 256| 3.10k|#define ZSTDv05_WINDOWLOG_ABSOLUTEMIN 11 ------------------ 2759| 3.10k| if ((((const BYTE*)src)[4] >> 4) != 0) return ERROR(frameParameter_unsupported); /* reserved bits */ ------------------ | | 49| 68|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 68|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 68|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2759:9): [True: 68, False: 3.03k] ------------------ 2760| 3.03k| return 0; 2761| 3.10k|} ZSTDv05_decompress_usingDict: 3449| 1.97k|{ 3450| 1.97k| ZSTDv05_decompressBegin_usingDict(dctx, dict, dictSize); 3451| 1.97k| ZSTDv05_checkContinuity(dctx, dst); 3452| 1.97k| return ZSTDv05_decompress_continueDCtx(dctx, dst, maxDstSize, src, srcSize); 3453| 1.97k|} ZSTDv05_findFrameSizeInfoLegacy: 3485| 2.04k|{ 3486| 2.04k| const BYTE* ip = (const BYTE*)src; 3487| 2.04k| size_t remainingSize = srcSize; 3488| 2.04k| size_t nbBlocks = 0; 3489| 2.04k| blockProperties_t blockProperties; 3490| | 3491| | /* Frame Header */ 3492| 2.04k| if (srcSize < ZSTDv05_frameHeaderSize_min) { ------------------ | Branch (3492:9): [True: 0, False: 2.04k] ------------------ 3493| 0| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, ERROR(srcSize_wrong)); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3494| 0| return; 3495| 0| } 3496| 2.04k| if (MEM_readLE32(src) != ZSTDv05_MAGICNUMBER) { ------------------ | | 153| 2.04k|#define ZSTDv05_MAGICNUMBER 0xFD2FB525 /* v0.5 */ ------------------ | Branch (3496:9): [True: 0, False: 2.04k] ------------------ 3497| 0| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, ERROR(prefix_unknown)); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3498| 0| return; 3499| 0| } 3500| 2.04k| ip += ZSTDv05_frameHeaderSize_min; remainingSize -= ZSTDv05_frameHeaderSize_min; 3501| | 3502| | /* Loop on each block */ 3503| 3.93k| while (1) ------------------ | Branch (3503:12): [True: 3.93k, Folded] ------------------ 3504| 3.93k| { 3505| 3.93k| size_t cBlockSize = ZSTDv05_getcBlockSize(ip, remainingSize, &blockProperties); 3506| 3.93k| if (ZSTDv05_isError(cBlockSize)) { ------------------ | Branch (3506:13): [True: 4, False: 3.92k] ------------------ 3507| 4| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, cBlockSize); 3508| 4| return; 3509| 4| } 3510| | 3511| 3.92k| ip += ZSTDv05_blockHeaderSize; 3512| 3.92k| remainingSize -= ZSTDv05_blockHeaderSize; 3513| 3.92k| if (cBlockSize > remainingSize) { ------------------ | Branch (3513:13): [True: 60, False: 3.86k] ------------------ 3514| 60| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, ERROR(srcSize_wrong)); ------------------ | | 49| 60|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 60|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 60|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3515| 60| return; 3516| 60| } 3517| | 3518| 3.86k| if (cBlockSize == 0) break; /* bt_end */ ------------------ | Branch (3518:13): [True: 1.97k, False: 1.89k] ------------------ 3519| | 3520| 1.89k| ip += cBlockSize; 3521| 1.89k| remainingSize -= cBlockSize; 3522| 1.89k| nbBlocks++; 3523| 1.89k| } 3524| | 3525| 1.97k| *cSize = ip - (const BYTE*)src; 3526| 1.97k| *dBound = nbBlocks * BLOCKSIZE; ------------------ | | 396| 1.97k|#define BLOCKSIZE (128 KB) /* define, for static allocation */ | | ------------------ | | | | 392| 1.97k|#define KB *(1 <<10) | | ------------------ ------------------ 3527| 1.97k|} ZSTDv05_decompressBegin_usingDict: 3687| 1.97k|{ 3688| 1.97k| size_t errorCode; 3689| 1.97k| errorCode = ZSTDv05_decompressBegin(dctx); 3690| 1.97k| if (ZSTDv05_isError(errorCode)) return errorCode; ------------------ | Branch (3690:9): [True: 0, False: 1.97k] ------------------ 3691| | 3692| 1.97k| if (dict && dictSize) { ------------------ | Branch (3692:9): [True: 1.97k, False: 0] | Branch (3692:17): [True: 1.25k, False: 720] ------------------ 3693| 1.25k| errorCode = ZSTDv05_decompress_insertDictionary(dctx, dict, dictSize); 3694| 1.25k| if (ZSTDv05_isError(errorCode)) return ERROR(dictionary_corrupted); ------------------ | | 49| 1.05k|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1.05k|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1.05k|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3694:13): [True: 1.05k, False: 207] ------------------ 3695| 1.25k| } 3696| | 3697| 927| return 0; 3698| 1.97k|} zstd_v05.c:FSEv05_tableStep: 1142| 1.86k|static U32 FSEv05_tableStep(U32 tableSize) { return (tableSize>>1) + (tableSize>>3) + 3; } zstd_v05.c:BITv05_highbit32: 702| 723k|{ 703| |# if defined(_MSC_VER) /* Visual */ 704| | unsigned long r; 705| | return _BitScanReverse(&r, val) ? (unsigned)r : 0; 706| |# elif defined(__GNUC__) && (__GNUC__ >= 3) /* Use GCC Intrinsic */ 707| | return __builtin_clz (val) ^ 31; 708| |# else /* Software version */ 709| | static const unsigned DeBruijnClz[32] = { 0, 9, 1, 10, 13, 21, 2, 29, 11, 14, 16, 18, 22, 25, 3, 30, 8, 12, 20, 28, 15, 17, 24, 7, 19, 27, 23, 6, 26, 5, 4, 31 }; 710| | U32 v = val; 711| | unsigned r; 712| | v |= v >> 1; 713| | v |= v >> 2; 714| | v |= v >> 4; 715| | v |= v >> 8; 716| | v |= v >> 16; 717| | r = DeBruijnClz[ (U32) (v * 0x07C4ACDDU) >> 27]; 718| | return r; 719| |# endif 720| 723k|} zstd_v05.c:FSEv05_abs: 1227| 30.1k|static short FSEv05_abs(short a) { return a<0 ? -a : a; } ------------------ | Branch (1227:43): [True: 14.4k, False: 15.6k] ------------------ zstd_v05.c:FSEv05_decompress_usingDTable_generic: 1376| 925|{ 1377| 925| BYTE* const ostart = (BYTE*) dst; 1378| 925| BYTE* op = ostart; 1379| 925| BYTE* const omax = op + maxDstSize; 1380| 925| BYTE* const olimit = omax-3; 1381| | 1382| 925| BITv05_DStream_t bitD; 1383| 925| FSEv05_DState_t state1; 1384| 925| FSEv05_DState_t state2; 1385| 925| size_t errorCode; 1386| | 1387| | /* Init */ 1388| 925| errorCode = BITv05_initDStream(&bitD, cSrc, cSrcSize); /* replaced last arg by maxCompressed Size */ 1389| 925| if (FSEv05_isError(errorCode)) return errorCode; ------------------ | Branch (1389:9): [True: 107, False: 818] ------------------ 1390| | 1391| 818| FSEv05_initDState(&state1, &bitD, dt); 1392| 818| FSEv05_initDState(&state2, &bitD, dt); 1393| | 1394| 818|#define FSEv05_GETSYMBOL(statePtr) fast ? FSEv05_decodeSymbolFast(statePtr, &bitD) : FSEv05_decodeSymbol(statePtr, &bitD) 1395| | 1396| | /* 4 symbols per loop */ 1397| 11.2k| for ( ; (BITv05_reloadDStream(&bitD)==BITv05_DStream_unfinished) && (op sizeof(bitD.bitContainer)*8) /* This test must be static */ ------------------ | | 1094| 10.3k|#define FSEv05_MAX_TABLELOG (FSEv05_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 1042| 10.3k|#define FSEv05_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ | Branch (1400:13): [Folded, False: 10.3k] ------------------ 1401| 0| BITv05_reloadDStream(&bitD); 1402| | 1403| 10.3k| op[1] = FSEv05_GETSYMBOL(&state2); ------------------ | | 1394| 10.3k|#define FSEv05_GETSYMBOL(statePtr) fast ? FSEv05_decodeSymbolFast(statePtr, &bitD) : FSEv05_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1394:36): [True: 2.70k, False: 7.68k] | | ------------------ ------------------ 1404| | 1405| 10.3k| if (FSEv05_MAX_TABLELOG*4+7 > sizeof(bitD.bitContainer)*8) /* This test must be static */ ------------------ | | 1094| 10.3k|#define FSEv05_MAX_TABLELOG (FSEv05_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 1042| 10.3k|#define FSEv05_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ | Branch (1405:13): [Folded, False: 10.3k] ------------------ 1406| 0| { if (BITv05_reloadDStream(&bitD) > BITv05_DStream_unfinished) { op+=2; break; } } ------------------ | Branch (1406:19): [True: 0, False: 0] ------------------ 1407| | 1408| 10.3k| op[2] = FSEv05_GETSYMBOL(&state1); ------------------ | | 1394| 10.3k|#define FSEv05_GETSYMBOL(statePtr) fast ? FSEv05_decodeSymbolFast(statePtr, &bitD) : FSEv05_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1394:36): [True: 2.70k, False: 7.68k] | | ------------------ ------------------ 1409| | 1410| 10.3k| if (FSEv05_MAX_TABLELOG*2+7 > sizeof(bitD.bitContainer)*8) /* This test must be static */ ------------------ | | 1094| 10.3k|#define FSEv05_MAX_TABLELOG (FSEv05_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 1042| 10.3k|#define FSEv05_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ | Branch (1410:13): [Folded, False: 10.3k] ------------------ 1411| 0| BITv05_reloadDStream(&bitD); 1412| | 1413| 10.3k| op[3] = FSEv05_GETSYMBOL(&state2); ------------------ | | 1394| 10.3k|#define FSEv05_GETSYMBOL(statePtr) fast ? FSEv05_decodeSymbolFast(statePtr, &bitD) : FSEv05_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1394:36): [True: 2.70k, False: 7.68k] | | ------------------ ------------------ 1414| 10.3k| } 1415| | 1416| | /* tail */ 1417| | /* note : BITv05_reloadDStream(&bitD) >= FSEv05_DStream_partiallyFilled; Ends at exactly BITv05_DStream_completed */ 1418| 10.5k| while (1) { ------------------ | Branch (1418:12): [True: 10.5k, Folded] ------------------ 1419| 10.5k| if ( (BITv05_reloadDStream(&bitD)>BITv05_DStream_completed) || (op==omax) || (BITv05_endOfDStream(&bitD) && (fast || FSEv05_endOfDState(&state1))) ) ------------------ | Branch (1419:14): [True: 161, False: 10.4k] | Branch (1419:72): [True: 0, False: 10.4k] | Branch (1419:87): [True: 365, False: 10.0k] | Branch (1419:118): [True: 62, False: 303] | Branch (1419:126): [True: 65, False: 238] ------------------ 1420| 288| break; 1421| | 1422| 10.2k| *op++ = FSEv05_GETSYMBOL(&state1); ------------------ | | 1394| 10.2k|#define FSEv05_GETSYMBOL(statePtr) fast ? FSEv05_decodeSymbolFast(statePtr, &bitD) : FSEv05_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1394:36): [True: 3.79k, False: 6.48k] | | ------------------ ------------------ 1423| | 1424| 10.2k| if ( (BITv05_reloadDStream(&bitD)>BITv05_DStream_completed) || (op==omax) || (BITv05_endOfDStream(&bitD) && (fast || FSEv05_endOfDState(&state2))) ) ------------------ | Branch (1424:14): [True: 123, False: 10.1k] | Branch (1424:72): [True: 134, False: 10.0k] | Branch (1424:87): [True: 491, False: 9.53k] | Branch (1424:118): [True: 222, False: 269] | Branch (1424:126): [True: 51, False: 218] ------------------ 1425| 530| break; 1426| | 1427| 9.75k| *op++ = FSEv05_GETSYMBOL(&state2); ------------------ | | 1394| 9.75k|#define FSEv05_GETSYMBOL(statePtr) fast ? FSEv05_decodeSymbolFast(statePtr, &bitD) : FSEv05_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1394:36): [True: 3.49k, False: 6.26k] | | ------------------ ------------------ 1428| 9.75k| } 1429| | 1430| | /* end ? */ 1431| 818| if (BITv05_endOfDStream(&bitD) && FSEv05_endOfDState(&state1) && FSEv05_endOfDState(&state2)) ------------------ | Branch (1431:9): [True: 416, False: 402] | Branch (1431:39): [True: 301, False: 115] | Branch (1431:70): [True: 251, False: 50] ------------------ 1432| 251| return op-ostart; 1433| | 1434| 567| if (op==omax) return ERROR(dstSize_tooSmall); /* dst buffer is full, but cSrc unfinished */ ------------------ | | 49| 134|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 134|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 134|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1434:9): [True: 134, False: 433] ------------------ 1435| | 1436| 433| return ERROR(corruption_detected); ------------------ | | 49| 433|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 433|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 433|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 1437| 567|} zstd_v05.c:FSEv05_initDState: 951| 2.44k|{ 952| 2.44k| const void* ptr = dt; 953| 2.44k| const FSEv05_DTableHeader* const DTableH = (const FSEv05_DTableHeader*)ptr; 954| 2.44k| DStatePtr->state = BITv05_readBits(bitD, DTableH->tableLog); 955| 2.44k| BITv05_reloadDStream(bitD); 956| 2.44k| DStatePtr->table = dt + 1; 957| 2.44k|} zstd_v05.c:BITv05_readBits: 790| 348k|{ 791| 348k| size_t value = BITv05_lookBits(bitD, nbBits); 792| 348k| BITv05_skipBits(bitD, nbBits); 793| 348k| return value; 794| 348k|} zstd_v05.c:BITv05_lookBits: 771| 348k|{ 772| 348k| const U32 bitMask = sizeof(bitD->bitContainer)*8 - 1; 773| 348k| return ((bitD->bitContainer << (bitD->bitsConsumed & bitMask)) >> 1) >> ((bitMask-nbBits) & bitMask); 774| 348k|} zstd_v05.c:BITv05_skipBits: 785| 4.81M|{ 786| 4.81M| bitD->bitsConsumed += nbBits; 787| 4.81M|} zstd_v05.c:FSEv05_decodeSymbolFast: 977| 18.0k|{ 978| 18.0k| const FSEv05_decode_t DInfo = ((const FSEv05_decode_t*)(DStatePtr->table))[DStatePtr->state]; 979| 18.0k| const U32 nbBits = DInfo.nbBits; 980| 18.0k| BYTE symbol = DInfo.symbol; 981| 18.0k| size_t lowBits = BITv05_readBitsFast(bitD, nbBits); 982| | 983| 18.0k| DStatePtr->state = DInfo.newState + lowBits; 984| 18.0k| return symbol; 985| 18.0k|} zstd_v05.c:BITv05_readBitsFast: 799| 18.0k|{ 800| 18.0k| size_t value = BITv05_lookBitsFast(bitD, nbBits); 801| 18.0k| BITv05_skipBits(bitD, nbBits); 802| 18.0k| return value; 803| 18.0k|} zstd_v05.c:BITv05_lookBitsFast: 779| 4.46M|{ 780| 4.46M| const U32 bitMask = sizeof(bitD->bitContainer)*8 - 1; 781| 4.46M| return (bitD->bitContainer << (bitD->bitsConsumed & bitMask)) >> (((bitMask+1)-nbBits) & bitMask); 782| 4.46M|} zstd_v05.c:FSEv05_decodeSymbol: 966| 270k|{ 967| 270k| const FSEv05_decode_t DInfo = ((const FSEv05_decode_t*)(DStatePtr->table))[DStatePtr->state]; 968| 270k| const U32 nbBits = DInfo.nbBits; 969| 270k| BYTE symbol = DInfo.symbol; 970| 270k| size_t lowBits = BITv05_readBits(bitD, nbBits); 971| | 972| 270k| DStatePtr->state = DInfo.newState + lowBits; 973| 270k| return symbol; 974| 270k|} zstd_v05.c:FSEv05_endOfDState: 988| 1.28k|{ 989| 1.28k| return DStatePtr->state == 0; 990| 1.28k|} zstd_v05.c:HUFv05_readStats: 1745| 1.52k|{ 1746| 1.52k| U32 weightTotal; 1747| 1.52k| U32 tableLog; 1748| 1.52k| const BYTE* ip = (const BYTE*) src; 1749| 1.52k| size_t iSize; 1750| 1.52k| size_t oSize; 1751| 1.52k| U32 n; 1752| | 1753| 1.52k| if (!srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 24|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 24|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 24|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1753:9): [True: 24, False: 1.50k] ------------------ 1754| 1.50k| iSize = ip[0]; 1755| | /* memset(huffWeight, 0, hwSize); */ /* is not necessary, even though some analyzer complain ... */ 1756| | 1757| 1.50k| if (iSize >= 128) { /* special header */ ------------------ | Branch (1757:9): [True: 460, False: 1.04k] ------------------ 1758| 460| if (iSize >= (242)) { /* RLE */ ------------------ | Branch (1758:13): [True: 349, False: 111] ------------------ 1759| 349| static int l[14] = { 1, 2, 3, 4, 7, 8, 15, 16, 31, 32, 63, 64, 127, 128 }; 1760| 349| oSize = l[iSize-242]; 1761| 349| memset(huffWeight, 1, hwSize); 1762| 349| iSize = 0; 1763| 349| } 1764| 111| else { /* Incompressible */ 1765| 111| oSize = iSize - 127; 1766| 111| iSize = ((oSize+1)/2); 1767| 111| if (iSize+1 > srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 18|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 18|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 18|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1767:17): [True: 18, False: 93] ------------------ 1768| 93| if (oSize >= hwSize) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1768:17): [True: 0, False: 93] ------------------ 1769| 93| ip += 1; 1770| 1.45k| for (n=0; n> 4; 1772| 1.36k| huffWeight[n+1] = ip[n/2] & 15; 1773| 1.36k| } } } 1774| 1.04k| else { /* header compressed with FSEv05 (normal case) */ 1775| 1.04k| if (iSize+1 > srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 21|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 21|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 21|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1775:13): [True: 21, False: 1.02k] ------------------ 1776| 1.02k| oSize = FSEv05_decompress(huffWeight, hwSize-1, ip+1, iSize); /* max (hwSize-1) values decoded, as last one is implied */ 1777| 1.02k| if (FSEv05_isError(oSize)) return oSize; ------------------ | Branch (1777:13): [True: 773, False: 251] ------------------ 1778| 1.02k| } 1779| | 1780| | /* collect weight stats */ 1781| 693| memset(rankStats, 0, (HUFv05_ABSOLUTEMAX_TABLELOG + 1) * sizeof(U32)); ------------------ | | 1711| 693|#define HUFv05_ABSOLUTEMAX_TABLELOG 16 /* absolute limit of HUFv05_MAX_TABLELOG. Beyond that value, code does not work */ ------------------ 1782| 693| weightTotal = 0; 1783| 46.4k| for (n=0; n= HUFv05_ABSOLUTEMAX_TABLELOG) return ERROR(corruption_detected); ------------------ | | 1711| 45.7k|#define HUFv05_ABSOLUTEMAX_TABLELOG 16 /* absolute limit of HUFv05_MAX_TABLELOG. Beyond that value, code does not work */ ------------------ if (huffWeight[n] >= HUFv05_ABSOLUTEMAX_TABLELOG) return ERROR(corruption_detected); ------------------ | | 49| 14|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 14|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 14|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1784:13): [True: 14, False: 45.7k] ------------------ 1785| 45.7k| rankStats[huffWeight[n]]++; 1786| 45.7k| weightTotal += (1 << huffWeight[n]) >> 1; 1787| 45.7k| } 1788| 679| if (weightTotal == 0) return ERROR(corruption_detected); ------------------ | | 49| 49|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 49|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 49|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1788:9): [True: 49, False: 630] ------------------ 1789| | 1790| | /* get last non-null symbol weight (implied, total must be 2^n) */ 1791| 630| tableLog = BITv05_highbit32(weightTotal) + 1; 1792| 630| if (tableLog > HUFv05_ABSOLUTEMAX_TABLELOG) return ERROR(corruption_detected); ------------------ | | 1711| 630|#define HUFv05_ABSOLUTEMAX_TABLELOG 16 /* absolute limit of HUFv05_MAX_TABLELOG. Beyond that value, code does not work */ ------------------ if (tableLog > HUFv05_ABSOLUTEMAX_TABLELOG) return ERROR(corruption_detected); ------------------ | | 49| 27|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 27|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 27|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1792:9): [True: 27, False: 603] ------------------ 1793| 603| { /* determine last weight */ 1794| 603| U32 total = 1 << tableLog; 1795| 603| U32 rest = total - weightTotal; 1796| 603| U32 verif = 1 << BITv05_highbit32(rest); 1797| 603| U32 lastWeight = BITv05_highbit32(rest) + 1; 1798| 603| if (verif != rest) return ERROR(corruption_detected); /* last value must be a clean power of 2 */ ------------------ | | 49| 35|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 35|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 35|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1798:13): [True: 35, False: 568] ------------------ 1799| 568| huffWeight[oSize] = (BYTE)lastWeight; 1800| 568| rankStats[lastWeight]++; 1801| 568| } 1802| | 1803| | /* check tree construction validity */ 1804| 568| if ((rankStats[1] < 2) || (rankStats[1] & 1)) return ERROR(corruption_detected); /* by construction : at least 2 elts of rank 1, must be even */ ------------------ | | 49| 19|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 19|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 19|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1804:9): [True: 19, False: 549] | Branch (1804:31): [True: 0, False: 549] ------------------ 1805| | 1806| | /* results */ 1807| 549| *nbSymbolsPtr = (U32)(oSize+1); 1808| 549| *tableLogPtr = tableLog; 1809| 549| return iSize+1; 1810| 568|} zstd_v05.c:BITv05_initDStream: 735| 1.77k|{ 736| 1.77k| if (srcSize < 1) { memset(bitD, 0, sizeof(*bitD)); return ERROR(srcSize_wrong); } ------------------ | | 49| 11|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 11|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 11|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (736:9): [True: 11, False: 1.76k] ------------------ 737| | 738| 1.76k| if (srcSize >= sizeof(size_t)) { /* normal case */ ------------------ | Branch (738:9): [True: 1.19k, False: 565] ------------------ 739| 1.19k| U32 contain32; 740| 1.19k| bitD->start = (const char*)srcBuffer; 741| 1.19k| bitD->ptr = (const char*)srcBuffer + srcSize - sizeof(size_t); 742| 1.19k| bitD->bitContainer = MEM_readLEST(bitD->ptr); 743| 1.19k| contain32 = ((const BYTE*)srcBuffer)[srcSize-1]; 744| 1.19k| if (contain32 == 0) return ERROR(GENERIC); /* endMark not present */ ------------------ | | 49| 116|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 116|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 116|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (744:13): [True: 116, False: 1.08k] ------------------ 745| 1.08k| bitD->bitsConsumed = 8 - BITv05_highbit32(contain32); 746| 1.08k| } else { 747| 565| U32 contain32; 748| 565| bitD->start = (const char*)srcBuffer; 749| 565| bitD->ptr = bitD->start; 750| 565| bitD->bitContainer = *(const BYTE*)(bitD->start); 751| 565| switch(srcSize) 752| 565| { 753| 51| case 7: bitD->bitContainer += (size_t)(((const BYTE*)(bitD->start))[6]) << (sizeof(size_t)*8 - 16);/* fall-through */ ------------------ | Branch (753:13): [True: 51, False: 514] ------------------ 754| 108| case 6: bitD->bitContainer += (size_t)(((const BYTE*)(bitD->start))[5]) << (sizeof(size_t)*8 - 24);/* fall-through */ ------------------ | Branch (754:13): [True: 57, False: 508] ------------------ 755| 305| case 5: bitD->bitContainer += (size_t)(((const BYTE*)(bitD->start))[4]) << (sizeof(size_t)*8 - 32);/* fall-through */ ------------------ | Branch (755:13): [True: 197, False: 368] ------------------ 756| 367| case 4: bitD->bitContainer += (size_t)(((const BYTE*)(bitD->start))[3]) << 24; /* fall-through */ ------------------ | Branch (756:13): [True: 62, False: 503] ------------------ 757| 435| case 3: bitD->bitContainer += (size_t)(((const BYTE*)(bitD->start))[2]) << 16; /* fall-through */ ------------------ | Branch (757:13): [True: 68, False: 497] ------------------ 758| 496| case 2: bitD->bitContainer += (size_t)(((const BYTE*)(bitD->start))[1]) << 8; /* fall-through */ ------------------ | Branch (758:13): [True: 61, False: 504] ------------------ 759| 565| default: break; ------------------ | Branch (759:13): [True: 69, False: 496] ------------------ 760| 565| } 761| 565| contain32 = ((const BYTE*)srcBuffer)[srcSize-1]; 762| 565| if (contain32 == 0) return ERROR(GENERIC); /* endMark not present */ ------------------ | | 49| 78|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 78|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 78|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (762:13): [True: 78, False: 487] ------------------ 763| 487| bitD->bitsConsumed = 8 - BITv05_highbit32(contain32); 764| 487| bitD->bitsConsumed += (U32)(sizeof(size_t) - srcSize)*8; 765| 487| } 766| | 767| 1.57k| return srcSize; 768| 1.76k|} zstd_v05.c:HUFv05_decodeStreamX2: 1882| 363|{ 1883| 363| BYTE* const pStart = p; 1884| | 1885| | /* up to 4 symbols at a time */ 1886| 4.99k| while ((BITv05_reloadDStream(bitDPtr) == BITv05_DStream_unfinished) && (p <= pEnd-4)) { ------------------ | Branch (1886:12): [True: 4.68k, False: 310] | Branch (1886:76): [True: 4.63k, False: 53] ------------------ 1887| 4.63k| HUFv05_DECODE_SYMBOLX2_2(p, bitDPtr); ------------------ | | 1878| 4.63k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1878:9): [True: 4.63k, False: 0] | | ------------------ | | 1879| 4.63k| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 4.63k| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1888| 4.63k| HUFv05_DECODE_SYMBOLX2_1(p, bitDPtr); ------------------ | | 1874| 4.63k| if (MEM_64bits() || (HUFv05_MAX_TABLELOG<=12)) \ | | ------------------ | | | | 1712| 0|#define HUFv05_MAX_TABLELOG 12 /* max configured tableLog (for static allocation); can be modified up to HUFv05_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (1874:9): [True: 4.63k, False: 0] | | | Branch (1874:25): [True: 0, Folded] | | ------------------ | | 1875| 4.63k| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 4.63k| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1889| 4.63k| HUFv05_DECODE_SYMBOLX2_2(p, bitDPtr); ------------------ | | 1878| 4.63k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1878:9): [True: 4.63k, False: 0] | | ------------------ | | 1879| 4.63k| HUFv05_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1871| 4.63k| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1890| 4.63k| HUFv05_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 1871| 4.63k| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 1891| 4.63k| } 1892| | 1893| | /* closer to the end */ 1894| 462| while ((BITv05_reloadDStream(bitDPtr) == BITv05_DStream_unfinished) && (p < pEnd)) ------------------ | Branch (1894:12): [True: 147, False: 315] | Branch (1894:76): [True: 99, False: 48] ------------------ 1895| 99| HUFv05_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 1871| 99| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 1896| | 1897| | /* no more data to retrieve from bitstream, hence no need to reload */ 1898| 4.41M| while (p < pEnd) ------------------ | Branch (1898:12): [True: 4.41M, False: 363] ------------------ 1899| 4.41M| HUFv05_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 1871| 4.41M| *ptr++ = HUFv05_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 1900| | 1901| 363| return pEnd-pStart; 1902| 363|} zstd_v05.c:BITv05_endOfDStream: 838| 21.6k|{ 839| 21.6k| return ((DStream->ptr == DStream->start) && (DStream->bitsConsumed == sizeof(DStream->bitContainer)*8)); ------------------ | Branch (839:13): [True: 21.2k, False: 364] | Branch (839:49): [True: 1.27k, False: 20.0k] ------------------ 840| 21.6k|} zstd_v05.c:BITv05_reloadDStream: 806| 118k|{ 807| 118k| if (bitD->bitsConsumed > (sizeof(bitD->bitContainer)*8)) /* should never happen */ ------------------ | Branch (807:9): [True: 515, False: 118k] ------------------ 808| 515| return BITv05_DStream_overflow; 809| | 810| 118k| if (bitD->ptr >= bitD->start + sizeof(bitD->bitContainer)) { ------------------ | Branch (810:9): [True: 86.8k, False: 31.1k] ------------------ 811| 86.8k| bitD->ptr -= bitD->bitsConsumed >> 3; 812| 86.8k| bitD->bitsConsumed &= 7; 813| 86.8k| bitD->bitContainer = MEM_readLEST(bitD->ptr); 814| 86.8k| return BITv05_DStream_unfinished; 815| 86.8k| } 816| 31.1k| if (bitD->ptr == bitD->start) { ------------------ | Branch (816:9): [True: 23.1k, False: 8.05k] ------------------ 817| 23.1k| if (bitD->bitsConsumed < sizeof(bitD->bitContainer)*8) return BITv05_DStream_endOfBuffer; ------------------ | Branch (817:13): [True: 22.1k, False: 959] ------------------ 818| 959| return BITv05_DStream_completed; 819| 23.1k| } 820| 8.05k| { 821| 8.05k| U32 nbBytes = bitD->bitsConsumed >> 3; 822| 8.05k| BITv05_DStream_status result = BITv05_DStream_unfinished; 823| 8.05k| if (bitD->ptr - nbBytes < bitD->start) { ------------------ | Branch (823:13): [True: 265, False: 7.78k] ------------------ 824| 265| nbBytes = (U32)(bitD->ptr - bitD->start); /* ptr > start */ 825| 265| result = BITv05_DStream_endOfBuffer; 826| 265| } 827| 8.05k| bitD->ptr -= nbBytes; 828| 8.05k| bitD->bitsConsumed -= nbBytes*8; 829| 8.05k| bitD->bitContainer = MEM_readLEST(bitD->ptr); /* reminder : srcSize > sizeof(bitD) */ 830| 8.05k| return result; 831| 31.1k| } 832| 31.1k|} zstd_v05.c:HUFv05_decodeSymbolX2: 1863| 4.44M|{ 1864| 4.44M| const size_t val = BITv05_lookBitsFast(Dstream, dtLog); /* note : dtLog >= 1 */ 1865| 4.44M| const BYTE c = dt[val].byte; 1866| 4.44M| BITv05_skipBits(Dstream, dt[val].nbBits); 1867| 4.44M| return c; 1868| 4.44M|} zstd_v05.c:HUFv05_fillDTableX4: 2105| 314|{ 2106| 314| U32 rankVal[HUFv05_ABSOLUTEMAX_TABLELOG + 1]; 2107| 314| const int scaleLog = nbBitsBaseline - targetLog; /* note : targetLog >= srcLog, hence scaleLog <= 1 */ 2108| 314| const U32 minBits = nbBitsBaseline - maxWeight; 2109| 314| U32 s; 2110| | 2111| 314| memcpy(rankVal, rankValOrigin, sizeof(rankVal)); 2112| | 2113| | /* fill DTable */ 2114| 32.3k| for (s=0; s= minBits) { /* enough room for a second symbol */ ------------------ | Branch (2121:13): [True: 17.4k, False: 14.6k] ------------------ 2122| 17.4k| U32 sortedRank; 2123| 17.4k| int minWeight = nbBits + scaleLog; 2124| 17.4k| if (minWeight < 1) minWeight = 1; ------------------ | Branch (2124:17): [True: 1.07k, False: 16.3k] ------------------ 2125| 17.4k| sortedRank = rankStart[minWeight]; 2126| 17.4k| HUFv05_fillDTableX4Level2(DTable+start, targetLog-nbBits, nbBits, 2127| 17.4k| rankValOrigin[nbBits], minWeight, 2128| 17.4k| sortedList+sortedRank, sortedListSize-sortedRank, 2129| 17.4k| nbBitsBaseline, symbol); 2130| 17.4k| } else { 2131| 14.6k| U32 i; 2132| 14.6k| const U32 end = start + length; 2133| 14.6k| HUFv05_DEltX4 DElt; 2134| | 2135| 14.6k| MEM_writeLE16(&(DElt.sequence), symbol); 2136| 14.6k| DElt.nbBits = (BYTE)(nbBits); 2137| 14.6k| DElt.length = 1; 2138| 462k| for (i = start; i < end; i++) ------------------ | Branch (2138:29): [True: 447k, False: 14.6k] ------------------ 2139| 447k| DTable[i] = DElt; 2140| 14.6k| } 2141| 32.0k| rankVal[weight] += length; 2142| 32.0k| } 2143| 314|} zstd_v05.c:HUFv05_fillDTableX4Level2: 2062| 17.4k|{ 2063| 17.4k| HUFv05_DEltX4 DElt; 2064| 17.4k| U32 rankVal[HUFv05_ABSOLUTEMAX_TABLELOG + 1]; 2065| 17.4k| U32 s; 2066| | 2067| | /* get pre-calculated rankVal */ 2068| 17.4k| memcpy(rankVal, rankValOrigin, sizeof(rankVal)); 2069| | 2070| | /* fill skipped values */ 2071| 17.4k| if (minWeight>1) { ------------------ | Branch (2071:9): [True: 15.8k, False: 1.58k] ------------------ 2072| 15.8k| U32 i, skipSize = rankVal[minWeight]; 2073| 15.8k| MEM_writeLE16(&(DElt.sequence), baseSeq); 2074| 15.8k| DElt.nbBits = (BYTE)(consumed); 2075| 15.8k| DElt.length = 1; 2076| 121k| for (i = 0; i < skipSize; i++) ------------------ | Branch (2076:21): [True: 106k, False: 15.8k] ------------------ 2077| 106k| DTable[i] = DElt; 2078| 15.8k| } 2079| | 2080| | /* fill DTable */ 2081| 112k| for (s=0; s= 1 */ ------------------ | Branch (2093:43): [True: 637k, False: 94.7k] ------------------ 2094| | 2095| 94.7k| rankVal[weight] += length; 2096| 94.7k| } 2097| 17.4k|} zstd_v05.c:HUFv05_decodeStreamX4: 2258| 45|{ 2259| 45| BYTE* const pStart = p; 2260| | 2261| | /* up to 8 symbols at a time */ 2262| 193| while ((BITv05_reloadDStream(bitDPtr) == BITv05_DStream_unfinished) && (p < pEnd-7)) { ------------------ | Branch (2262:12): [True: 170, False: 23] | Branch (2262:76): [True: 148, False: 22] ------------------ 2263| 148| HUFv05_DECODE_SYMBOLX4_2(p, bitDPtr); ------------------ | | 2254| 148| if (MEM_64bits()) \ | | ------------------ | | | Branch (2254:9): [True: 148, False: 0] | | ------------------ | | 2255| 148| ptr += HUFv05_decodeSymbolX4(ptr, DStreamPtr, dt, dtLog) ------------------ 2264| 148| HUFv05_DECODE_SYMBOLX4_1(p, bitDPtr); ------------------ | | 2250| 148| if (MEM_64bits() || (HUFv05_MAX_TABLELOG<=12)) \ | | ------------------ | | | | 1712| 0|#define HUFv05_MAX_TABLELOG 12 /* max configured tableLog (for static allocation); can be modified up to HUFv05_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (2250:9): [True: 148, False: 0] | | | Branch (2250:25): [True: 0, Folded] | | ------------------ | | 2251| 148| ptr += HUFv05_decodeSymbolX4(ptr, DStreamPtr, dt, dtLog) ------------------ 2265| 148| HUFv05_DECODE_SYMBOLX4_2(p, bitDPtr); ------------------ | | 2254| 148| if (MEM_64bits()) \ | | ------------------ | | | Branch (2254:9): [True: 148, False: 0] | | ------------------ | | 2255| 148| ptr += HUFv05_decodeSymbolX4(ptr, DStreamPtr, dt, dtLog) ------------------ 2266| 148| HUFv05_DECODE_SYMBOLX4_0(p, bitDPtr); ------------------ | | 2247| 148| ptr += HUFv05_decodeSymbolX4(ptr, DStreamPtr, dt, dtLog) ------------------ 2267| 148| } 2268| | 2269| | /* closer to the end */ 2270| 62| while ((BITv05_reloadDStream(bitDPtr) == BITv05_DStream_unfinished) && (p <= pEnd-2)) ------------------ | Branch (2270:12): [True: 37, False: 25] | Branch (2270:76): [True: 17, False: 20] ------------------ 2271| 17| HUFv05_DECODE_SYMBOLX4_0(p, bitDPtr); ------------------ | | 2247| 17| ptr += HUFv05_decodeSymbolX4(ptr, DStreamPtr, dt, dtLog) ------------------ 2272| | 2273| 1.63k| while (p <= pEnd-2) ------------------ | Branch (2273:12): [True: 1.58k, False: 45] ------------------ 2274| 1.58k| HUFv05_DECODE_SYMBOLX4_0(p, bitDPtr); /* no need to reload : reached the end of DStream */ ------------------ | | 2247| 1.58k| ptr += HUFv05_decodeSymbolX4(ptr, DStreamPtr, dt, dtLog) ------------------ 2275| | 2276| 45| if (p < pEnd) ------------------ | Branch (2276:9): [True: 23, False: 22] ------------------ 2277| 23| p += HUFv05_decodeLastSymbolX4(p, bitDPtr, dt, dtLog); 2278| | 2279| 45| return p-pStart; 2280| 45|} zstd_v05.c:HUFv05_decodeLastSymbolX4: 2232| 23|{ 2233| 23| const size_t val = BITv05_lookBitsFast(DStream, dtLog); /* note : dtLog >= 1 */ 2234| 23| memcpy(op, dt+val, 1); 2235| 23| if (dt[val].length==1) BITv05_skipBits(DStream, dt[val].nbBits); ------------------ | Branch (2235:9): [True: 9, False: 14] ------------------ 2236| 14| else { 2237| 14| if (DStream->bitsConsumed < (sizeof(DStream->bitContainer)*8)) { ------------------ | Branch (2237:13): [True: 12, False: 2] ------------------ 2238| 12| BITv05_skipBits(DStream, dt[val].nbBits); 2239| 12| if (DStream->bitsConsumed > (sizeof(DStream->bitContainer)*8)) ------------------ | Branch (2239:17): [True: 1, False: 11] ------------------ 2240| 1| DStream->bitsConsumed = (sizeof(DStream->bitContainer)*8); /* ugly hack; works only because it's the last symbol. Note : can't easily extract nbBits from just this symbol */ 2241| 12| } } 2242| 23| return 1; 2243| 23|} zstd_v05.c:HUFv05_decodeSymbolX4: 2224| 2.19k|{ 2225| 2.19k| const size_t val = BITv05_lookBitsFast(DStream, dtLog); /* note : dtLog >= 1 */ 2226| 2.19k| memcpy(op, dt+val, 2); 2227| 2.19k| BITv05_skipBits(DStream, dt[val].nbBits); 2228| 2.19k| return dt[val].length; 2229| 2.19k|} zstd_v05.c:ZSTDv05_checkContinuity: 3330| 1.97k|{ 3331| 1.97k| if (dst != dctx->previousDstEnd) { /* not contiguous */ ------------------ | Branch (3331:9): [True: 1.97k, False: 0] ------------------ 3332| 1.97k| dctx->dictEnd = dctx->previousDstEnd; 3333| 1.97k| dctx->vBase = (const char*)dst - ((const char*)(dctx->previousDstEnd) - (const char*)(dctx->base)); 3334| 1.97k| dctx->base = dst; 3335| 1.97k| dctx->previousDstEnd = dst; 3336| 1.97k| } 3337| 1.97k|} zstd_v05.c:ZSTDv05_decompressBlock_internal: 3343| 910|{ /* blockType == blockCompressed */ 3344| 910| const BYTE* ip = (const BYTE*)src; 3345| 910| size_t litCSize; 3346| | 3347| 910| if (srcSize >= BLOCKSIZE) return ERROR(srcSize_wrong); ------------------ | | 396| 910|#define BLOCKSIZE (128 KB) /* define, for static allocation */ | | ------------------ | | | | 392| 910|#define KB *(1 <<10) | | ------------------ ------------------ if (srcSize >= BLOCKSIZE) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3347:9): [True: 0, False: 910] ------------------ 3348| | 3349| | /* Decode literals sub-block */ 3350| 910| litCSize = ZSTDv05_decodeLiteralsBlock(dctx, src, srcSize); 3351| 910| if (ZSTDv05_isError(litCSize)) return litCSize; ------------------ | Branch (3351:9): [True: 554, False: 356] ------------------ 3352| 356| ip += litCSize; 3353| 356| srcSize -= litCSize; 3354| | 3355| 356| return ZSTDv05_decompressSequences(dctx, dst, dstCapacity, ip, srcSize); 3356| 910|} zstd_v05.c:ZSTDv05_decodeLiteralsBlock: 2812| 910|{ 2813| 910| const BYTE* const istart = (const BYTE*) src; 2814| | 2815| | /* any compressed block with literals segment must be at least this size */ 2816| 910| if (srcSize < MIN_CBLOCK_SIZE) return ERROR(corruption_detected); ------------------ | | 439| 910|#define MIN_CBLOCK_SIZE (1 /*litCSize*/ + 1 /* RLE or RAW */ + MIN_SEQUENCES_SIZE /* nbSeq==0 */) /* for a non-null block */ | | ------------------ | | | | 438| 910|#define MIN_SEQUENCES_SIZE 1 /* nbSeq==0 */ | | ------------------ ------------------ if (srcSize < MIN_CBLOCK_SIZE) return ERROR(corruption_detected); ------------------ | | 49| 86|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 86|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 86|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2816:9): [True: 86, False: 824] ------------------ 2817| | 2818| 824| switch(istart[0]>> 6) 2819| 824| { 2820| 400| case IS_HUFv05: ------------------ | | 409| 400|#define IS_HUFv05 0 ------------------ | Branch (2820:5): [True: 400, False: 424] ------------------ 2821| 400| { 2822| 400| size_t litSize, litCSize, singleStream=0; 2823| 400| U32 lhSize = ((istart[0]) >> 4) & 3; 2824| 400| if (srcSize < 5) return ERROR(corruption_detected); /* srcSize >= MIN_CBLOCK_SIZE == 3; here we need up to 5 for case 3 */ ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2824:17): [True: 2, False: 398] ------------------ 2825| 398| switch(lhSize) 2826| 398| { 2827| 222| case 0: case 1: default: /* note : default is impossible, since lhSize into [0..3] */ ------------------ | Branch (2827:13): [True: 129, False: 269] | Branch (2827:21): [True: 93, False: 305] | Branch (2827:29): [True: 0, False: 398] ------------------ 2828| | /* 2 - 2 - 10 - 10 */ 2829| 222| lhSize=3; 2830| 222| singleStream = istart[0] & 16; 2831| 222| litSize = ((istart[0] & 15) << 6) + (istart[1] >> 2); 2832| 222| litCSize = ((istart[1] & 3) << 8) + istart[2]; 2833| 222| break; 2834| 7| case 2: ------------------ | Branch (2834:13): [True: 7, False: 391] ------------------ 2835| | /* 2 - 2 - 14 - 14 */ 2836| 7| lhSize=4; 2837| 7| litSize = ((istart[0] & 15) << 10) + (istart[1] << 2) + (istart[2] >> 6); 2838| 7| litCSize = ((istart[2] & 63) << 8) + istart[3]; 2839| 7| break; 2840| 169| case 3: ------------------ | Branch (2840:13): [True: 169, False: 229] ------------------ 2841| | /* 2 - 2 - 18 - 18 */ 2842| 169| lhSize=5; 2843| 169| litSize = ((istart[0] & 15) << 14) + (istart[1] << 6) + (istart[2] >> 2); 2844| 169| litCSize = ((istart[2] & 3) << 16) + (istart[3] << 8) + istart[4]; 2845| 169| break; 2846| 398| } 2847| 398| if (litSize > BLOCKSIZE) return ERROR(corruption_detected); ------------------ | | 396| 398|#define BLOCKSIZE (128 KB) /* define, for static allocation */ | | ------------------ | | | | 392| 398|#define KB *(1 <<10) | | ------------------ ------------------ if (litSize > BLOCKSIZE) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2847:17): [True: 1, False: 397] ------------------ 2848| 397| if (litCSize + lhSize > srcSize) return ERROR(corruption_detected); ------------------ | | 49| 20|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 20|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 20|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2848:17): [True: 20, False: 377] ------------------ 2849| | 2850| 377| if (HUFv05_isError(singleStream ? ------------------ | Branch (2850:17): [True: 363, False: 14] | Branch (2850:32): [True: 91, False: 286] ------------------ 2851| 91| HUFv05_decompress1X2(dctx->litBuffer, litSize, istart+lhSize, litCSize) : 2852| 377| HUFv05_decompress (dctx->litBuffer, litSize, istart+lhSize, litCSize) )) 2853| 363| return ERROR(corruption_detected); ------------------ | | 49| 363|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 363|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 363|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 2854| | 2855| 14| dctx->litPtr = dctx->litBuffer; 2856| 14| dctx->litSize = litSize; 2857| 14| memset(dctx->litBuffer + dctx->litSize, 0, WILDCOPY_OVERLENGTH); ------------------ | | 441| 14|#define WILDCOPY_OVERLENGTH 8 ------------------ 2858| 14| return litCSize + lhSize; 2859| 377| } 2860| 64| case IS_PCH: ------------------ | | 410| 64|#define IS_PCH 1 ------------------ | Branch (2860:5): [True: 64, False: 760] ------------------ 2861| 64| { 2862| 64| size_t errorCode; 2863| 64| size_t litSize, litCSize; 2864| 64| U32 lhSize = ((istart[0]) >> 4) & 3; 2865| 64| if (lhSize != 1) /* only case supported for now : small litSize, single stream */ ------------------ | Branch (2865:17): [True: 1, False: 63] ------------------ 2866| 1| return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 2867| 63| if (!dctx->flagStaticTables) ------------------ | Branch (2867:17): [True: 1, False: 62] ------------------ 2868| 1| return ERROR(dictionary_corrupted); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 2869| | 2870| | /* 2 - 2 - 10 - 10 */ 2871| 62| lhSize=3; 2872| 62| litSize = ((istart[0] & 15) << 6) + (istart[1] >> 2); 2873| 62| litCSize = ((istart[1] & 3) << 8) + istart[2]; 2874| 62| if (litCSize + lhSize > srcSize) return ERROR(corruption_detected); ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2874:17): [True: 2, False: 60] ------------------ 2875| | 2876| 60| errorCode = HUFv05_decompress1X4_usingDTable(dctx->litBuffer, litSize, istart+lhSize, litCSize, dctx->hufTableX4); 2877| 60| if (HUFv05_isError(errorCode)) return ERROR(corruption_detected); ------------------ | | 49| 59|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 59|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 59|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2877:17): [True: 59, False: 1] ------------------ 2878| | 2879| 1| dctx->litPtr = dctx->litBuffer; 2880| 1| dctx->litSize = litSize; 2881| 1| memset(dctx->litBuffer + dctx->litSize, 0, WILDCOPY_OVERLENGTH); ------------------ | | 441| 1|#define WILDCOPY_OVERLENGTH 8 ------------------ 2882| 1| return litCSize + lhSize; 2883| 60| } 2884| 28| case IS_RAW: ------------------ | | 411| 28|#define IS_RAW 2 ------------------ | Branch (2884:5): [True: 28, False: 796] ------------------ 2885| 28| { 2886| 28| size_t litSize; 2887| 28| U32 lhSize = ((istart[0]) >> 4) & 3; 2888| 28| switch(lhSize) 2889| 28| { 2890| 11| case 0: case 1: default: /* note : default is impossible, since lhSize into [0..3] */ ------------------ | Branch (2890:13): [True: 4, False: 24] | Branch (2890:21): [True: 7, False: 21] | Branch (2890:29): [True: 0, False: 28] ------------------ 2891| 11| lhSize=1; 2892| 11| litSize = istart[0] & 31; 2893| 11| break; 2894| 7| case 2: ------------------ | Branch (2894:13): [True: 7, False: 21] ------------------ 2895| 7| litSize = ((istart[0] & 15) << 8) + istart[1]; 2896| 7| break; 2897| 10| case 3: ------------------ | Branch (2897:13): [True: 10, False: 18] ------------------ 2898| 10| litSize = ((istart[0] & 15) << 16) + (istart[1] << 8) + istart[2]; 2899| 10| break; 2900| 28| } 2901| | 2902| 28| if (lhSize+litSize+WILDCOPY_OVERLENGTH > srcSize) { /* risk reading beyond src buffer with wildcopy */ ------------------ | | 441| 28|#define WILDCOPY_OVERLENGTH 8 ------------------ | Branch (2902:17): [True: 18, False: 10] ------------------ 2903| 18| if (litSize+lhSize > srcSize) return ERROR(corruption_detected); ------------------ | | 49| 17|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 17|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 17|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2903:21): [True: 17, False: 1] ------------------ 2904| 1| memcpy(dctx->litBuffer, istart+lhSize, litSize); 2905| 1| dctx->litPtr = dctx->litBuffer; 2906| 1| dctx->litSize = litSize; 2907| 1| memset(dctx->litBuffer + dctx->litSize, 0, WILDCOPY_OVERLENGTH); ------------------ | | 441| 1|#define WILDCOPY_OVERLENGTH 8 ------------------ 2908| 1| return lhSize+litSize; 2909| 18| } 2910| | /* direct reference into compressed stream */ 2911| 10| dctx->litPtr = istart+lhSize; 2912| 10| dctx->litSize = litSize; 2913| 10| return lhSize+litSize; 2914| 28| } 2915| 332| case IS_RLE: ------------------ | | 412| 332|#define IS_RLE 3 ------------------ | Branch (2915:5): [True: 332, False: 492] ------------------ 2916| 332| { 2917| 332| size_t litSize; 2918| 332| U32 lhSize = ((istart[0]) >> 4) & 3; 2919| 332| switch(lhSize) 2920| 332| { 2921| 42| case 0: case 1: default: /* note : default is impossible, since lhSize into [0..3] */ ------------------ | Branch (2921:13): [True: 1, False: 331] | Branch (2921:21): [True: 41, False: 291] | Branch (2921:29): [True: 0, False: 332] ------------------ 2922| 42| lhSize = 1; 2923| 42| litSize = istart[0] & 31; 2924| 42| break; 2925| 242| case 2: ------------------ | Branch (2925:13): [True: 242, False: 90] ------------------ 2926| 242| litSize = ((istart[0] & 15) << 8) + istart[1]; 2927| 242| break; 2928| 48| case 3: ------------------ | Branch (2928:13): [True: 48, False: 284] ------------------ 2929| 48| litSize = ((istart[0] & 15) << 16) + (istart[1] << 8) + istart[2]; 2930| 48| if (srcSize<4) return ERROR(corruption_detected); /* srcSize >= MIN_CBLOCK_SIZE == 3; here we need lhSize+1 = 4 */ ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2930:21): [True: 1, False: 47] ------------------ 2931| 47| break; 2932| 332| } 2933| 331| if (litSize > BLOCKSIZE) return ERROR(corruption_detected); ------------------ | | 396| 331|#define BLOCKSIZE (128 KB) /* define, for static allocation */ | | ------------------ | | | | 392| 331|#define KB *(1 <<10) | | ------------------ ------------------ if (litSize > BLOCKSIZE) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2933:17): [True: 1, False: 330] ------------------ 2934| 330| memset(dctx->litBuffer, istart[lhSize], litSize + WILDCOPY_OVERLENGTH); ------------------ | | 441| 330|#define WILDCOPY_OVERLENGTH 8 ------------------ 2935| 330| dctx->litPtr = dctx->litBuffer; 2936| 330| dctx->litSize = litSize; 2937| 330| return lhSize+1; 2938| 331| } 2939| 0| default: ------------------ | Branch (2939:5): [True: 0, False: 824] ------------------ 2940| 0| return ERROR(corruption_detected); /* impossible */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 2941| 824| } 2942| 824|} zstd_v05.c:ZSTDv05_decompressSequences: 3260| 356|{ 3261| 356| const BYTE* ip = (const BYTE*)seqStart; 3262| 356| const BYTE* const iend = ip + seqSize; 3263| 356| BYTE* const ostart = (BYTE*)dst; 3264| 356| BYTE* op = ostart; 3265| 356| BYTE* const oend = ostart + maxDstSize; 3266| 356| size_t errorCode, dumpsLength=0; 3267| 356| const BYTE* litPtr = dctx->litPtr; 3268| 356| const BYTE* const litEnd = litPtr + dctx->litSize; 3269| 356| int nbSeq=0; 3270| 356| const BYTE* dumps = NULL; 3271| 356| unsigned* DTableLL = dctx->LLTable; 3272| 356| unsigned* DTableML = dctx->MLTable; 3273| 356| unsigned* DTableOffb = dctx->OffTable; 3274| 356| const BYTE* const base = (const BYTE*) (dctx->base); 3275| 356| const BYTE* const vBase = (const BYTE*) (dctx->vBase); 3276| 356| const BYTE* const dictEnd = (const BYTE*) (dctx->dictEnd); 3277| | 3278| | /* Build Decoding Tables */ 3279| 356| errorCode = ZSTDv05_decodeSeqHeaders(&nbSeq, &dumps, &dumpsLength, 3280| 356| DTableLL, DTableML, DTableOffb, 3281| 356| ip, seqSize, dctx->flagStaticTables); 3282| 356| if (ZSTDv05_isError(errorCode)) return errorCode; ------------------ | Branch (3282:9): [True: 57, False: 299] ------------------ 3283| 299| ip += errorCode; 3284| | 3285| | /* Regen sequences */ 3286| 299| if (nbSeq) { ------------------ | Branch (3286:9): [True: 274, False: 25] ------------------ 3287| 274| seq_t sequence; 3288| 274| seqState_t seqState; 3289| | 3290| 274| memset(&sequence, 0, sizeof(sequence)); 3291| 274| sequence.offset = REPCODE_STARTVALUE; ------------------ | | 415| 274|#define REPCODE_STARTVALUE 1 ------------------ 3292| 274| seqState.dumps = dumps; 3293| 274| seqState.dumpsEnd = dumps + dumpsLength; 3294| 274| seqState.prevOffset = REPCODE_STARTVALUE; ------------------ | | 415| 274|#define REPCODE_STARTVALUE 1 ------------------ 3295| 274| errorCode = BITv05_initDStream(&(seqState.DStream), ip, iend-ip); 3296| 274| if (ERR_isError(errorCode)) return ERROR(corruption_detected); ------------------ | | 49| 6|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 6|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 6|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3296:13): [True: 6, False: 268] ------------------ 3297| 268| FSEv05_initDState(&(seqState.stateLL), &(seqState.DStream), DTableLL); 3298| 268| FSEv05_initDState(&(seqState.stateOffb), &(seqState.DStream), DTableOffb); 3299| 268| FSEv05_initDState(&(seqState.stateML), &(seqState.DStream), DTableML); 3300| | 3301| 75.6k| for ( ; (BITv05_reloadDStream(&(seqState.DStream)) <= BITv05_DStream_completed) && nbSeq ; ) { ------------------ | Branch (3301:17): [True: 75.5k, False: 65] | Branch (3301:92): [True: 75.5k, False: 25] ------------------ 3302| 75.5k| size_t oneSeqSize; 3303| 75.5k| nbSeq--; 3304| 75.5k| ZSTDv05_decodeSequence(&sequence, &seqState); 3305| 75.5k| oneSeqSize = ZSTDv05_execSequence(op, oend, sequence, &litPtr, litEnd, base, vBase, dictEnd); 3306| 75.5k| if (ZSTDv05_isError(oneSeqSize)) return oneSeqSize; ------------------ | Branch (3306:17): [True: 178, False: 75.3k] ------------------ 3307| 75.3k| op += oneSeqSize; 3308| 75.3k| } 3309| | 3310| | /* check if reached exact end */ 3311| 90| if (nbSeq) return ERROR(corruption_detected); ------------------ | | 49| 64|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 64|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 64|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3311:13): [True: 64, False: 26] ------------------ 3312| 90| } 3313| | 3314| | /* last literal segment */ 3315| 51| { 3316| 51| size_t lastLLSize = litEnd - litPtr; 3317| 51| if (litPtr > litEnd) return ERROR(corruption_detected); /* too many literals already used */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3317:13): [True: 0, False: 51] ------------------ 3318| 51| if (op+lastLLSize > oend) return ERROR(dstSize_tooSmall); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3318:13): [True: 1, False: 50] ------------------ 3319| 50| if (lastLLSize > 0) { ------------------ | Branch (3319:13): [True: 47, False: 3] ------------------ 3320| 47| memcpy(op, litPtr, lastLLSize); 3321| 47| op += lastLLSize; 3322| 47| } 3323| 50| } 3324| | 3325| 0| return op-ostart; 3326| 51|} zstd_v05.c:ZSTDv05_decodeSeqHeaders: 2948| 356|{ 2949| 356| const BYTE* const istart = (const BYTE*)src; 2950| 356| const BYTE* ip = istart; 2951| 356| const BYTE* const iend = istart + srcSize; 2952| 356| U32 LLtype, Offtype, MLtype; 2953| 356| unsigned LLlog, Offlog, MLlog; 2954| 356| size_t dumpsLength; 2955| | 2956| | /* check */ 2957| 356| if (srcSize < MIN_SEQUENCES_SIZE) ------------------ | | 438| 356|#define MIN_SEQUENCES_SIZE 1 /* nbSeq==0 */ ------------------ | Branch (2957:9): [True: 1, False: 355] ------------------ 2958| 1| return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 2959| | 2960| | /* SeqHead */ 2961| 355| *nbSeq = *ip++; 2962| 355| if (*nbSeq==0) return 1; ------------------ | Branch (2962:9): [True: 21, False: 334] ------------------ 2963| 334| if (*nbSeq >= 128) { ------------------ | Branch (2963:9): [True: 212, False: 122] ------------------ 2964| 212| if (ip >= iend) return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2964:13): [True: 1, False: 211] ------------------ 2965| 211| *nbSeq = ((nbSeq[0]-128)<<8) + *ip++; 2966| 211| } 2967| | 2968| 333| if (ip >= iend) return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2968:9): [True: 1, False: 332] ------------------ 2969| 332| LLtype = *ip >> 6; 2970| 332| Offtype = (*ip >> 4) & 3; 2971| 332| MLtype = (*ip >> 2) & 3; 2972| 332| if (*ip & 2) { ------------------ | Branch (2972:9): [True: 138, False: 194] ------------------ 2973| 138| if (ip+3 > iend) return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2973:13): [True: 1, False: 137] ------------------ 2974| 137| dumpsLength = ip[2]; 2975| 137| dumpsLength += ip[1] << 8; 2976| 137| ip += 3; 2977| 194| } else { 2978| 194| if (ip+2 > iend) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2978:13): [True: 0, False: 194] ------------------ 2979| 194| dumpsLength = ip[1]; 2980| 194| dumpsLength += (ip[0] & 1) << 8; 2981| 194| ip += 2; 2982| 194| } 2983| 331| *dumpsPtr = ip; 2984| 331| ip += dumpsLength; 2985| 331| *dumpsLengthPtr = dumpsLength; 2986| | 2987| | /* check */ 2988| 331| if (ip > iend-3) return ERROR(srcSize_wrong); /* min : all 3 are "raw", hence no header, but at least xxLog bits per type */ ------------------ | | 49| 7|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 7|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 7|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2988:9): [True: 7, False: 324] ------------------ 2989| | 2990| | /* sequences */ 2991| 324| { 2992| 324| S16 norm[MaxML+1]; /* assumption : MaxML >= MaxLL >= MaxOff */ 2993| 324| size_t headerSize; 2994| | 2995| | /* Build DTables */ 2996| 324| switch(LLtype) 2997| 324| { 2998| 26| case FSEv05_ENCODING_RLE : ------------------ | | 431| 26|#define FSEv05_ENCODING_RLE 1 ------------------ | Branch (2998:9): [True: 26, False: 298] ------------------ 2999| 26| LLlog = 0; 3000| 26| FSEv05_buildDTable_rle(DTableLL, *ip++); 3001| 26| break; 3002| 194| case FSEv05_ENCODING_RAW : ------------------ | | 430| 194|#define FSEv05_ENCODING_RAW 0 ------------------ | Branch (3002:9): [True: 194, False: 130] ------------------ 3003| 194| LLlog = LLbits; ------------------ | | 419| 194|#define LLbits 6 ------------------ 3004| 194| FSEv05_buildDTable_raw(DTableLL, LLbits); ------------------ | | 419| 194|#define LLbits 6 ------------------ 3005| 194| break; 3006| 3| case FSEv05_ENCODING_STATIC: ------------------ | | 432| 3|#define FSEv05_ENCODING_STATIC 2 ------------------ | Branch (3006:9): [True: 3, False: 321] ------------------ 3007| 3| if (!flagStaticTable) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3007:17): [True: 1, False: 2] ------------------ 3008| 2| break; 3009| 101| case FSEv05_ENCODING_DYNAMIC : ------------------ | | 433| 101|#define FSEv05_ENCODING_DYNAMIC 3 ------------------ | Branch (3009:9): [True: 101, False: 223] ------------------ 3010| 101| default : /* impossible */ ------------------ | Branch (3010:9): [True: 0, False: 324] ------------------ 3011| 101| { unsigned max = MaxLL; ------------------ | | 423| 101|#define MaxLL ((1< LLFSEv05Log) return ERROR(corruption_detected); ------------------ | | 426| 98|#define LLFSEv05Log 10 ------------------ if (LLlog > LLFSEv05Log) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3014:21): [True: 1, False: 97] ------------------ 3015| 97| ip += headerSize; 3016| 97| FSEv05_buildDTable(DTableLL, norm, max, LLlog); 3017| 97| } } 3018| | 3019| 319| switch(Offtype) 3020| 319| { 3021| 26| case FSEv05_ENCODING_RLE : ------------------ | | 431| 26|#define FSEv05_ENCODING_RLE 1 ------------------ | Branch (3021:9): [True: 26, False: 293] ------------------ 3022| 26| Offlog = 0; 3023| 26| if (ip > iend-2) return ERROR(srcSize_wrong); /* min : "raw", hence no header, but at least xxLog bits */ ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3023:17): [True: 1, False: 25] ------------------ 3024| 25| FSEv05_buildDTable_rle(DTableOffb, *ip++ & MaxOff); /* if *ip > MaxOff, data is corrupted */ ------------------ | | 424| 25|#define MaxOff ((1< OffFSEv05Log) return ERROR(corruption_detected); ------------------ | | 427| 235|#define OffFSEv05Log 9 ------------------ if (Offlog > OffFSEv05Log) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3038:21): [True: 1, False: 234] ------------------ 3039| 234| ip += headerSize; 3040| 234| FSEv05_buildDTable(DTableOffb, norm, max, Offlog); 3041| 234| } } 3042| | 3043| 296| switch(MLtype) 3044| 296| { 3045| 57| case FSEv05_ENCODING_RLE : ------------------ | | 431| 57|#define FSEv05_ENCODING_RLE 1 ------------------ | Branch (3045:9): [True: 57, False: 239] ------------------ 3046| 57| MLlog = 0; 3047| 57| if (ip > iend-2) return ERROR(srcSize_wrong); /* min : "raw", hence no header, but at least xxLog bits */ ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3047:17): [True: 1, False: 56] ------------------ 3048| 56| FSEv05_buildDTable_rle(DTableML, *ip++); 3049| 56| break; 3050| 154| case FSEv05_ENCODING_RAW : ------------------ | | 430| 154|#define FSEv05_ENCODING_RAW 0 ------------------ | Branch (3050:9): [True: 154, False: 142] ------------------ 3051| 154| MLlog = MLbits; ------------------ | | 418| 154|#define MLbits 7 ------------------ 3052| 154| FSEv05_buildDTable_raw(DTableML, MLbits); ------------------ | | 418| 154|#define MLbits 7 ------------------ 3053| 154| break; 3054| 2| case FSEv05_ENCODING_STATIC: ------------------ | | 432| 2|#define FSEv05_ENCODING_STATIC 2 ------------------ | Branch (3054:9): [True: 2, False: 294] ------------------ 3055| 2| if (!flagStaticTable) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3055:17): [True: 1, False: 1] ------------------ 3056| 1| break; 3057| 83| case FSEv05_ENCODING_DYNAMIC : ------------------ | | 433| 83|#define FSEv05_ENCODING_DYNAMIC 3 ------------------ | Branch (3057:9): [True: 83, False: 213] ------------------ 3058| 83| default : /* impossible */ ------------------ | Branch (3058:9): [True: 0, False: 296] ------------------ 3059| 83| { unsigned max = MaxML; ------------------ | | 422| 83|#define MaxML ((1< MLFSEv05Log) return ERROR(corruption_detected); ------------------ | | 425| 70|#define MLFSEv05Log 10 ------------------ if (MLlog > MLFSEv05Log) return ERROR(corruption_detected); ------------------ | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3062:21): [True: 3, False: 67] ------------------ 3063| 67| ip += headerSize; 3064| 67| FSEv05_buildDTable(DTableML, norm, max, MLlog); 3065| 67| } } } 3066| | 3067| 278| return ip-istart; 3068| 296|} zstd_v05.c:ZSTDv05_decodeSequence: 3090| 75.5k|{ 3091| 75.5k| size_t litLength; 3092| 75.5k| size_t prevOffset; 3093| 75.5k| size_t offset; 3094| 75.5k| size_t matchLength; 3095| 75.5k| const BYTE* dumps = seqState->dumps; 3096| 75.5k| const BYTE* const de = seqState->dumpsEnd; 3097| | 3098| | /* Literal length */ 3099| 75.5k| litLength = FSEv05_peakSymbol(&(seqState->stateLL)); 3100| 75.5k| prevOffset = litLength ? seq->offset : seqState->prevOffset; ------------------ | Branch (3100:18): [True: 6.36k, False: 69.2k] ------------------ 3101| 75.5k| if (litLength == MaxLL) { ------------------ | | 423| 75.5k|#define MaxLL ((1<>=1; 3112| 116| } 3113| 1.58k| if (dumps >= de) { dumps = de-1; } /* late correction, to avoid read overflow (data is now corrupted anyway) */ ------------------ | Branch (3113:13): [True: 641, False: 939] ------------------ 3114| 1.58k| } 3115| | 3116| | /* Offset */ 3117| 75.5k| { 3118| 75.5k| static const U32 offsetPrefix[MaxOff+1] = { 3119| 75.5k| 1 /*fake*/, 1, 2, 4, 8, 16, 32, 64, 128, 256, 3120| 75.5k| 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536, 131072, 262144, 3121| 75.5k| 524288, 1048576, 2097152, 4194304, 8388608, 16777216, 33554432, /*fake*/ 1, 1, 1, 1, 1 }; 3122| 75.5k| U32 offsetCode = FSEv05_peakSymbol(&(seqState->stateOffb)); /* <= maxOff, by table construction */ 3123| 75.5k| U32 nbBits = offsetCode - 1; 3124| 75.5k| if (offsetCode==0) nbBits = 0; /* cmove */ ------------------ | Branch (3124:13): [True: 37.2k, False: 38.2k] ------------------ 3125| 75.5k| offset = offsetPrefix[offsetCode] + BITv05_readBits(&(seqState->DStream), nbBits); 3126| 75.5k| if (MEM_32bits()) BITv05_reloadDStream(&(seqState->DStream)); ------------------ | Branch (3126:13): [True: 0, False: 75.5k] ------------------ 3127| 75.5k| if (offsetCode==0) offset = prevOffset; /* repcode, cmove */ ------------------ | Branch (3127:13): [True: 37.2k, False: 38.2k] ------------------ 3128| 75.5k| if (offsetCode | !litLength) seqState->prevOffset = seq->offset; /* cmove */ ------------------ | Branch (3128:13): [True: 72.9k, False: 2.63k] ------------------ 3129| 75.5k| FSEv05_decodeSymbol(&(seqState->stateOffb), &(seqState->DStream)); /* update */ 3130| 75.5k| } 3131| | 3132| | /* Literal length update */ 3133| 75.5k| FSEv05_decodeSymbol(&(seqState->stateLL), &(seqState->DStream)); /* update */ 3134| 75.5k| if (MEM_32bits()) BITv05_reloadDStream(&(seqState->DStream)); ------------------ | Branch (3134:9): [True: 0, False: 75.5k] ------------------ 3135| | 3136| | /* MatchLength */ 3137| 75.5k| matchLength = FSEv05_decodeSymbol(&(seqState->stateML), &(seqState->DStream)); 3138| 75.5k| if (matchLength == MaxML) { ------------------ | | 422| 75.5k|#define MaxML ((1<>= 1; 3149| 132| } 3150| 2.38k| if (dumps >= de) { dumps = de-1; } /* late correction, to avoid read overflow (data is now corrupted anyway) */ ------------------ | Branch (3150:13): [True: 1.59k, False: 789] ------------------ 3151| 2.38k| } 3152| 75.5k| matchLength += MINMATCH; ------------------ | | 414| 75.5k|#define MINMATCH 4 ------------------ 3153| | 3154| | /* save result */ 3155| 75.5k| seq->litLength = litLength; 3156| 75.5k| seq->offset = offset; 3157| 75.5k| seq->matchLength = matchLength; 3158| 75.5k| seqState->dumps = dumps; 3159| | 3160| |#if 0 /* debug */ 3161| | { 3162| | static U64 totalDecoded = 0; 3163| | printf("pos %6u : %3u literals & match %3u bytes at distance %6u \n", 3164| | (U32)(totalDecoded), (U32)litLength, (U32)matchLength, (U32)offset); 3165| | totalDecoded += litLength + matchLength; 3166| | } 3167| |#endif 3168| 75.5k|} zstd_v05.c:FSEv05_peakSymbol: 960| 151k|{ 961| 151k| const FSEv05_decode_t DInfo = ((const FSEv05_decode_t*)(DStatePtr->table))[DStatePtr->state]; 962| 151k| return DInfo.symbol; 963| 151k|} zstd_v05.c:ZSTDv05_execSequence: 3175| 75.5k|{ 3176| 75.5k| static const int dec32table[] = { 0, 1, 2, 1, 4, 4, 4, 4 }; /* added */ 3177| 75.5k| static const int dec64table[] = { 8, 8, 8, 7, 8, 9,10,11 }; /* subtracted */ 3178| 75.5k| BYTE* const oLitEnd = op + sequence.litLength; 3179| 75.5k| const size_t sequenceLength = sequence.litLength + sequence.matchLength; 3180| 75.5k| BYTE* const oMatchEnd = op + sequenceLength; /* risk : address space overflow (32-bits) */ 3181| 75.5k| BYTE* const oend_8 = oend-8; 3182| 75.5k| const BYTE* const litEnd = *litPtr + sequence.litLength; 3183| 75.5k| const BYTE* match = oLitEnd - sequence.offset; 3184| | 3185| | /* checks */ 3186| 75.5k| size_t const seqLength = sequence.litLength + sequence.matchLength; 3187| | 3188| 75.5k| if (seqLength > (size_t)(oend - op)) return ERROR(dstSize_tooSmall); ------------------ | | 49| 42|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 42|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 42|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3188:9): [True: 42, False: 75.5k] ------------------ 3189| 75.5k| if (sequence.litLength > (size_t)(litLimit - *litPtr)) return ERROR(corruption_detected); ------------------ | | 49| 55|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 55|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 55|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3189:9): [True: 55, False: 75.4k] ------------------ 3190| | /* Now we know there are no overflow in literal nor match lengths, can use pointer checks */ 3191| 75.4k| if (oLitEnd > oend_8) return ERROR(dstSize_tooSmall); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3191:9): [True: 1, False: 75.4k] ------------------ 3192| | 3193| 75.4k| if (oMatchEnd > oend) return ERROR(dstSize_tooSmall); /* overwrite beyond dst buffer */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3193:9): [True: 0, False: 75.4k] ------------------ 3194| 75.4k| if (litEnd > litLimit) return ERROR(corruption_detected); /* overRead beyond lit buffer */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3194:9): [True: 0, False: 75.4k] ------------------ 3195| | 3196| | /* copy Literals */ 3197| 75.4k| ZSTDv05_wildcopy(op, *litPtr, (ptrdiff_t)sequence.litLength); /* note : oLitEnd <= oend-8 : no risk of overwrite beyond oend */ 3198| 75.4k| op = oLitEnd; 3199| 75.4k| *litPtr = litEnd; /* update for next sequence */ 3200| | 3201| | /* copy Match */ 3202| 75.4k| if (sequence.offset > (size_t)(oLitEnd - base)) { ------------------ | Branch (3202:9): [True: 185, False: 75.2k] ------------------ 3203| | /* offset beyond prefix */ 3204| 185| if (sequence.offset > (size_t)(oLitEnd - vBase)) ------------------ | Branch (3204:13): [True: 80, False: 105] ------------------ 3205| 80| return ERROR(corruption_detected); ------------------ | | 49| 80|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 80|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 80|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3206| 105| match = dictEnd - (base-match); 3207| 105| if (match + sequence.matchLength <= dictEnd) { ------------------ | Branch (3207:13): [True: 80, False: 25] ------------------ 3208| 80| memmove(oLitEnd, match, sequence.matchLength); 3209| 80| return sequenceLength; 3210| 80| } 3211| | /* span extDict & currentPrefixSegment */ 3212| 25| { 3213| 25| size_t length1 = dictEnd - match; 3214| 25| memmove(oLitEnd, match, length1); 3215| 25| op = oLitEnd + length1; 3216| 25| sequence.matchLength -= length1; 3217| 25| match = base; 3218| 25| if (op > oend_8 || sequence.matchLength < MINMATCH) { ------------------ | | 414| 25|#define MINMATCH 4 ------------------ | Branch (3218:17): [True: 0, False: 25] | Branch (3218:32): [True: 13, False: 12] ------------------ 3219| 45| while (op < oMatchEnd) *op++ = *match++; ------------------ | Branch (3219:22): [True: 32, False: 13] ------------------ 3220| 13| return sequenceLength; 3221| 13| } 3222| 25| } } 3223| | /* Requirement: op <= oend_8 */ 3224| | 3225| | /* match within prefix */ 3226| 75.3k| if (sequence.offset < 8) { ------------------ | Branch (3226:9): [True: 73.3k, False: 1.95k] ------------------ 3227| | /* close range match, overlap */ 3228| 73.3k| const int sub2 = dec64table[sequence.offset]; 3229| 73.3k| op[0] = match[0]; 3230| 73.3k| op[1] = match[1]; 3231| 73.3k| op[2] = match[2]; 3232| 73.3k| op[3] = match[3]; 3233| 73.3k| match += dec32table[sequence.offset]; 3234| 73.3k| ZSTDv05_copy4(op+4, match); 3235| 73.3k| match -= sub2; 3236| 73.3k| } else { 3237| 1.95k| ZSTDv05_copy8(op, match); 3238| 1.95k| } 3239| 75.3k| op += 8; match += 8; 3240| | 3241| 75.3k| if (oMatchEnd > oend-(16-MINMATCH)) { ------------------ | | 414| 75.3k|#define MINMATCH 4 ------------------ | Branch (3241:9): [True: 21, False: 75.2k] ------------------ 3242| 21| if (op < oend_8) { ------------------ | Branch (3242:13): [True: 18, False: 3] ------------------ 3243| 18| ZSTDv05_wildcopy(op, match, oend_8 - op); 3244| 18| match += oend_8 - op; 3245| 18| op = oend_8; 3246| 18| } 3247| 94| while (op < oMatchEnd) ------------------ | Branch (3247:16): [True: 73, False: 21] ------------------ 3248| 73| *op++ = *match++; 3249| 75.2k| } else { 3250| 75.2k| ZSTDv05_wildcopy(op, match, (ptrdiff_t)sequence.matchLength-8); /* works even if matchLength < 8 */ 3251| 75.2k| } 3252| 75.3k| return sequenceLength; 3253| 75.4k|} zstd_v05.c:ZSTDv05_wildcopy: 458| 150k|{ 459| 150k| const BYTE* ip = (const BYTE*)src; 460| 150k| BYTE* op = (BYTE*)dst; 461| 150k| BYTE* const oend = op + length; 462| 150k| do 463| 46.0M| COPY8(op, ip) ------------------ | | 453| 46.0M|#define COPY8(d,s) { ZSTDv05_copy8(d,s); d+=8; s+=8; } ------------------ 464| 46.0M| while (op < oend); ------------------ | Branch (464:12): [True: 45.8M, False: 150k] ------------------ 465| 150k|} zstd_v05.c:ZSTDv05_copy4: 2569| 73.3k|static void ZSTDv05_copy4(void* dst, const void* src) { memcpy(dst, src, 4); } zstd_v05.c:ZSTDv05_copy8: 451| 46.0M|static void ZSTDv05_copy8(void* dst, const void* src) { memcpy(dst, src, 8); } zstd_v05.c:ZSTDv05_decompress_continueDCtx: 3373| 1.97k|{ 3374| 1.97k| const BYTE* ip = (const BYTE*)src; 3375| 1.97k| const BYTE* iend = ip + srcSize; 3376| 1.97k| BYTE* const ostart = (BYTE*)dst; 3377| 1.97k| BYTE* op = ostart; 3378| 1.97k| BYTE* const oend = ostart + maxDstSize; 3379| 1.97k| size_t remainingSize = srcSize; 3380| 1.97k| blockProperties_t blockProperties; 3381| 1.97k| memset(&blockProperties, 0, sizeof(blockProperties)); 3382| | 3383| | /* Frame Header */ 3384| 1.97k| { size_t frameHeaderSize; 3385| 1.97k| if (srcSize < ZSTDv05_frameHeaderSize_min+ZSTDv05_blockHeaderSize) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3385:13): [True: 0, False: 1.97k] ------------------ 3386| 1.97k| frameHeaderSize = ZSTDv05_decodeFrameHeader_Part1(dctx, src, ZSTDv05_frameHeaderSize_min); 3387| 1.97k| if (ZSTDv05_isError(frameHeaderSize)) return frameHeaderSize; ------------------ | Branch (3387:13): [True: 0, False: 1.97k] ------------------ 3388| 1.97k| if (srcSize < frameHeaderSize+ZSTDv05_blockHeaderSize) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3388:13): [True: 0, False: 1.97k] ------------------ 3389| 1.97k| ip += frameHeaderSize; remainingSize -= frameHeaderSize; 3390| 1.97k| frameHeaderSize = ZSTDv05_decodeFrameHeader_Part2(dctx, src, frameHeaderSize); 3391| 1.97k| if (ZSTDv05_isError(frameHeaderSize)) return frameHeaderSize; ------------------ | Branch (3391:13): [True: 68, False: 1.91k] ------------------ 3392| 1.97k| } 3393| | 3394| | /* Loop on each block */ 3395| 2.73k| while (1) ------------------ | Branch (3395:12): [True: 2.73k, Folded] ------------------ 3396| 2.73k| { 3397| 2.73k| size_t decodedSize=0; 3398| 2.73k| size_t cBlockSize = ZSTDv05_getcBlockSize(ip, iend-ip, &blockProperties); 3399| 2.73k| if (ZSTDv05_isError(cBlockSize)) return cBlockSize; ------------------ | Branch (3399:13): [True: 0, False: 2.73k] ------------------ 3400| | 3401| 2.73k| ip += ZSTDv05_blockHeaderSize; 3402| 2.73k| remainingSize -= ZSTDv05_blockHeaderSize; 3403| 2.73k| if (cBlockSize > remainingSize) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3403:13): [True: 0, False: 2.73k] ------------------ 3404| | 3405| 2.73k| switch(blockProperties.blockType) 3406| 2.73k| { 3407| 910| case bt_compressed: ------------------ | Branch (3407:9): [True: 910, False: 1.82k] ------------------ 3408| 910| decodedSize = ZSTDv05_decompressBlock_internal(dctx, op, oend-op, ip, cBlockSize); 3409| 910| break; 3410| 1.04k| case bt_raw : ------------------ | Branch (3410:9): [True: 1.04k, False: 1.69k] ------------------ 3411| 1.04k| decodedSize = ZSTDv05_copyRawBlock(op, oend-op, ip, cBlockSize); 3412| 1.04k| break; 3413| 12| case bt_rle : ------------------ | Branch (3413:9): [True: 12, False: 2.72k] ------------------ 3414| 12| return ERROR(GENERIC); /* not yet supported */ ------------------ | | 49| 12|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 12|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 12|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3415| 0| break; 3416| 768| case bt_end : ------------------ | Branch (3416:9): [True: 768, False: 1.97k] ------------------ 3417| | /* end of frame */ 3418| 768| if (remainingSize) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3418:17): [True: 0, False: 768] ------------------ 3419| 768| break; 3420| 768| default: ------------------ | Branch (3420:9): [True: 0, False: 2.73k] ------------------ 3421| 0| return ERROR(GENERIC); /* impossible */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3422| 2.73k| } 3423| 2.72k| if (cBlockSize == 0) break; /* bt_end */ ------------------ | Branch (3423:13): [True: 1.12k, False: 1.60k] ------------------ 3424| | 3425| 1.60k| if (ZSTDv05_isError(decodedSize)) return decodedSize; ------------------ | Branch (3425:13): [True: 776, False: 829] ------------------ 3426| 829| op += decodedSize; 3427| 829| ip += cBlockSize; 3428| 829| remainingSize -= cBlockSize; 3429| 829| } 3430| | 3431| 1.12k| return op-ostart; 3432| 1.91k|} zstd_v05.c:ZSTD_errorFrameSizeInfoLegacy: 3479| 64|{ 3480| 64| *cSize = ret; 3481| 64| *dBound = ZSTD_CONTENTSIZE_ERROR; ------------------ | | 443| 64|#define ZSTD_CONTENTSIZE_ERROR (0ULL - 2) ------------------ 3482| 64|} zstd_v05.c:ZSTDv05_getcBlockSize: 2779| 6.67k|{ 2780| 6.67k| const BYTE* const in = (const BYTE*)src; 2781| 6.67k| BYTE headerFlags; 2782| 6.67k| U32 cSize; 2783| | 2784| 6.67k| if (srcSize < 3) ------------------ | Branch (2784:9): [True: 4, False: 6.66k] ------------------ 2785| 4| return ERROR(srcSize_wrong); ------------------ | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 2786| | 2787| 6.66k| headerFlags = *in; 2788| 6.66k| cSize = in[2] + (in[1]<<8) + ((in[0] & 7)<<16); 2789| | 2790| 6.66k| bpPtr->blockType = (blockType_t)(headerFlags >> 6); 2791| 6.66k| bpPtr->origSize = (bpPtr->blockType == bt_rle) ? cSize : 0; ------------------ | Branch (2791:23): [True: 228, False: 6.43k] ------------------ 2792| | 2793| 6.66k| if (bpPtr->blockType == bt_end) return 0; ------------------ | Branch (2793:9): [True: 2.19k, False: 4.47k] ------------------ 2794| 4.47k| if (bpPtr->blockType == bt_rle) return 1; ------------------ | Branch (2794:9): [True: 228, False: 4.24k] ------------------ 2795| 4.24k| return cSize; 2796| 4.47k|} zstd_v05.c:ZSTDv05_decodeFrameHeader_Part1: 2740| 1.97k|{ 2741| 1.97k| U32 magicNumber; 2742| 1.97k| if (srcSize != ZSTDv05_frameHeaderSize_min) ------------------ | Branch (2742:9): [True: 0, False: 1.97k] ------------------ 2743| 0| return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 2744| 1.97k| magicNumber = MEM_readLE32(src); 2745| 1.97k| if (magicNumber != ZSTDv05_MAGICNUMBER) return ERROR(prefix_unknown); ------------------ | | 153| 1.97k|#define ZSTDv05_MAGICNUMBER 0xFD2FB525 /* v0.5 */ ------------------ if (magicNumber != ZSTDv05_MAGICNUMBER) return ERROR(prefix_unknown); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2745:9): [True: 0, False: 1.97k] ------------------ 2746| 1.97k| zc->headerSize = ZSTDv05_frameHeaderSize_min; 2747| 1.97k| return zc->headerSize; 2748| 1.97k|} zstd_v05.c:ZSTDv05_decodeFrameHeader_Part2: 2768| 1.97k|{ 2769| 1.97k| size_t result; 2770| 1.97k| if (srcSize != zc->headerSize) ------------------ | Branch (2770:9): [True: 0, False: 1.97k] ------------------ 2771| 0| return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 2772| 1.97k| result = ZSTDv05_getFrameParams(&(zc->params), src, srcSize); 2773| 1.97k| if ((MEM_32bits()) && (zc->params.windowLog > 25)) return ERROR(frameParameter_unsupported); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2773:9): [True: 0, False: 1.97k] | Branch (2773:27): [True: 0, False: 0] ------------------ 2774| 1.97k| return result; 2775| 1.97k|} zstd_v05.c:ZSTDv05_copyRawBlock: 2800| 1.04k|{ 2801| 1.04k| if (dst==NULL) return ERROR(dstSize_tooSmall); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2801:9): [True: 0, False: 1.04k] ------------------ 2802| 1.04k| if (srcSize > maxDstSize) return ERROR(dstSize_tooSmall); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2802:9): [True: 0, False: 1.04k] ------------------ 2803| 1.04k| memcpy(dst, src, srcSize); 2804| 1.04k| return srcSize; 2805| 1.04k|} zstd_v05.c:ZSTDv05_decompress_insertDictionary: 3663| 1.25k|{ 3664| 1.25k| size_t eSize; 3665| 1.25k| U32 magic = MEM_readLE32(dict); 3666| 1.25k| if (magic != ZSTDv05_DICT_MAGIC) { ------------------ | | 390| 1.25k|#define ZSTDv05_DICT_MAGIC 0xEC30A435 ------------------ | Branch (3666:9): [True: 86, False: 1.17k] ------------------ 3667| | /* pure content mode */ 3668| 86| ZSTDv05_refDictContent(dctx, dict, dictSize); 3669| 86| return 0; 3670| 86| } 3671| | /* load entropy tables */ 3672| 1.17k| dict = (const char*)dict + 4; 3673| 1.17k| dictSize -= 4; 3674| 1.17k| eSize = ZSTDv05_loadEntropy(dctx, dict, dictSize); 3675| 1.17k| if (ZSTDv05_isError(eSize)) return ERROR(dictionary_corrupted); ------------------ | | 49| 1.05k|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1.05k|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1.05k|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3675:9): [True: 1.05k, False: 121] ------------------ 3676| | 3677| | /* reference dictionary content */ 3678| 121| dict = (const char*)dict + eSize; 3679| 121| dictSize -= eSize; 3680| 121| ZSTDv05_refDictContent(dctx, dict, dictSize); 3681| | 3682| 121| return 0; 3683| 1.17k|} zstd_v05.c:ZSTDv05_refDictContent: 3614| 207|{ 3615| 207| dctx->dictEnd = dctx->previousDstEnd; 3616| 207| dctx->vBase = (const char*)dict - ((const char*)(dctx->previousDstEnd) - (const char*)(dctx->base)); 3617| 207| dctx->base = dict; 3618| 207| dctx->previousDstEnd = (const char*)dict + dictSize; 3619| 207|} zstd_v05.c:ZSTDv05_loadEntropy: 3622| 1.17k|{ 3623| 1.17k| size_t hSize, offcodeHeaderSize, matchlengthHeaderSize, errorCode, litlengthHeaderSize; 3624| 1.17k| short offcodeNCount[MaxOff+1]; 3625| 1.17k| unsigned offcodeMaxValue=MaxOff, offcodeLog; ------------------ | | 424| 1.17k|#define MaxOff ((1<hufTableX4, dict, dictSize); 3632| 1.17k| if (HUFv05_isError(hSize)) return ERROR(dictionary_corrupted); ------------------ | | 49| 858|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 858|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 858|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3632:9): [True: 858, False: 314] ------------------ 3633| 314| dict = (const char*)dict + hSize; 3634| 314| dictSize -= hSize; 3635| | 3636| 314| offcodeHeaderSize = FSEv05_readNCount(offcodeNCount, &offcodeMaxValue, &offcodeLog, dict, dictSize); 3637| 314| if (FSEv05_isError(offcodeHeaderSize)) return ERROR(dictionary_corrupted); ------------------ | | 49| 60|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 60|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 60|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3637:9): [True: 60, False: 254] ------------------ 3638| 254| if (offcodeLog > OffFSEv05Log) return ERROR(dictionary_corrupted); ------------------ | | 427| 254|#define OffFSEv05Log 9 ------------------ if (offcodeLog > OffFSEv05Log) return ERROR(dictionary_corrupted); ------------------ | | 49| 24|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 24|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 24|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3638:9): [True: 24, False: 230] ------------------ 3639| 230| errorCode = FSEv05_buildDTable(dctx->OffTable, offcodeNCount, offcodeMaxValue, offcodeLog); 3640| 230| if (FSEv05_isError(errorCode)) return ERROR(dictionary_corrupted); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3640:9): [True: 0, False: 230] ------------------ 3641| 230| dict = (const char*)dict + offcodeHeaderSize; 3642| 230| dictSize -= offcodeHeaderSize; 3643| | 3644| 230| matchlengthHeaderSize = FSEv05_readNCount(matchlengthNCount, &matchlengthMaxValue, &matchlengthLog, dict, dictSize); 3645| 230| if (FSEv05_isError(matchlengthHeaderSize)) return ERROR(dictionary_corrupted); ------------------ | | 49| 40|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 40|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 40|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3645:9): [True: 40, False: 190] ------------------ 3646| 190| if (matchlengthLog > MLFSEv05Log) return ERROR(dictionary_corrupted); ------------------ | | 425| 190|#define MLFSEv05Log 10 ------------------ if (matchlengthLog > MLFSEv05Log) return ERROR(dictionary_corrupted); ------------------ | | 49| 22|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 22|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 22|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3646:9): [True: 22, False: 168] ------------------ 3647| 168| errorCode = FSEv05_buildDTable(dctx->MLTable, matchlengthNCount, matchlengthMaxValue, matchlengthLog); 3648| 168| if (FSEv05_isError(errorCode)) return ERROR(dictionary_corrupted); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3648:9): [True: 0, False: 168] ------------------ 3649| 168| dict = (const char*)dict + matchlengthHeaderSize; 3650| 168| dictSize -= matchlengthHeaderSize; 3651| | 3652| 168| litlengthHeaderSize = FSEv05_readNCount(litlengthNCount, &litlengthMaxValue, &litlengthLog, dict, dictSize); 3653| 168| if (litlengthLog > LLFSEv05Log) return ERROR(dictionary_corrupted); ------------------ | | 426| 168|#define LLFSEv05Log 10 ------------------ if (litlengthLog > LLFSEv05Log) return ERROR(dictionary_corrupted); ------------------ | | 49| 41|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 41|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 41|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3653:9): [True: 41, False: 127] ------------------ 3654| 127| if (FSEv05_isError(litlengthHeaderSize)) return ERROR(dictionary_corrupted); ------------------ | | 49| 6|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 6|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 6|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3654:9): [True: 6, False: 121] ------------------ 3655| 121| errorCode = FSEv05_buildDTable(dctx->LLTable, litlengthNCount, litlengthMaxValue, litlengthLog); 3656| 121| if (FSEv05_isError(errorCode)) return ERROR(dictionary_corrupted); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3656:9): [True: 0, False: 121] ------------------ 3657| | 3658| 121| dctx->flagStaticTables = 1; 3659| 121| return hSize + offcodeHeaderSize + matchlengthHeaderSize + litlengthHeaderSize; 3660| 121|} FSEv06_readNCount: 1209| 2.11k|{ 1210| 2.11k| const BYTE* const istart = (const BYTE*) headerBuffer; 1211| 2.11k| const BYTE* const iend = istart + hbSize; 1212| 2.11k| const BYTE* ip = istart; 1213| 2.11k| int nbBits; 1214| 2.11k| int remaining; 1215| 2.11k| int threshold; 1216| 2.11k| U32 bitStream; 1217| 2.11k| int bitCount; 1218| 2.11k| unsigned charnum = 0; 1219| 2.11k| int previous0 = 0; 1220| | 1221| 2.11k| if (hbSize < 4) return ERROR(srcSize_wrong); ------------------ | | 49| 21|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 21|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 21|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1221:9): [True: 21, False: 2.09k] ------------------ 1222| 2.09k| bitStream = MEM_readLE32(ip); 1223| 2.09k| nbBits = (bitStream & 0xF) + FSEv06_MIN_TABLELOG; /* extract tableLog */ ------------------ | | 1138| 2.09k|#define FSEv06_MIN_TABLELOG 5 ------------------ 1224| 2.09k| if (nbBits > FSEv06_TABLELOG_ABSOLUTE_MAX) return ERROR(tableLog_tooLarge); ------------------ | | 1140| 2.09k|#define FSEv06_TABLELOG_ABSOLUTE_MAX 15 ------------------ if (nbBits > FSEv06_TABLELOG_ABSOLUTE_MAX) return ERROR(tableLog_tooLarge); ------------------ | | 49| 84|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 84|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 84|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1224:9): [True: 84, False: 2.00k] ------------------ 1225| 2.00k| bitStream >>= 4; 1226| 2.00k| bitCount = 4; 1227| 2.00k| *tableLogPtr = nbBits; 1228| 2.00k| remaining = (1<1) && (charnum<=*maxSVPtr)) { ------------------ | Branch (1232:12): [True: 26.0k, False: 1.95k] | Branch (1232:29): [True: 25.9k, False: 18] ------------------ 1233| 25.9k| if (previous0) { ------------------ | Branch (1233:13): [True: 2.82k, False: 23.1k] ------------------ 1234| 2.82k| unsigned n0 = charnum; 1235| 2.93k| while ((bitStream & 0xFFFF) == 0xFFFF) { ------------------ | Branch (1235:20): [True: 108, False: 2.82k] ------------------ 1236| 108| n0+=24; 1237| 108| if (ip < iend-5) { ------------------ | Branch (1237:21): [True: 76, False: 32] ------------------ 1238| 76| ip+=2; 1239| 76| bitStream = MEM_readLE32(ip) >> bitCount; 1240| 76| } else { 1241| 32| bitStream >>= 16; 1242| 32| bitCount+=16; 1243| 32| } } 1244| 3.62k| while ((bitStream & 3) == 3) { ------------------ | Branch (1244:20): [True: 800, False: 2.82k] ------------------ 1245| 800| n0+=3; 1246| 800| bitStream>>=2; 1247| 800| bitCount+=2; 1248| 800| } 1249| 2.82k| n0 += bitStream & 3; 1250| 2.82k| bitCount += 2; 1251| 2.82k| if (n0 > *maxSVPtr) return ERROR(maxSymbolValue_tooSmall); ------------------ | | 49| 30|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 30|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 30|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1251:17): [True: 30, False: 2.79k] ------------------ 1252| 7.97k| while (charnum < n0) normalizedCounter[charnum++] = 0; ------------------ | Branch (1252:20): [True: 5.17k, False: 2.79k] ------------------ 1253| 2.79k| if ((ip <= iend-7) || (ip + (bitCount>>3) <= iend-4)) { ------------------ | Branch (1253:17): [True: 1.59k, False: 1.20k] | Branch (1253:35): [True: 225, False: 977] ------------------ 1254| 1.81k| ip += bitCount>>3; 1255| 1.81k| bitCount &= 7; 1256| 1.81k| bitStream = MEM_readLE32(ip) >> bitCount; 1257| 1.81k| } 1258| 977| else 1259| 977| bitStream >>= 2; 1260| 2.79k| } 1261| 25.9k| { short const max = (short)((2*threshold-1)-remaining); 1262| 25.9k| short count; 1263| | 1264| 25.9k| if ((bitStream & (threshold-1)) < (U32)max) { ------------------ | Branch (1264:17): [True: 18.3k, False: 7.57k] ------------------ 1265| 18.3k| count = (short)(bitStream & (threshold-1)); 1266| 18.3k| bitCount += nbBits-1; 1267| 18.3k| } else { 1268| 7.57k| count = (short)(bitStream & (2*threshold-1)); 1269| 7.57k| if (count >= threshold) count -= max; ------------------ | Branch (1269:21): [True: 2.94k, False: 4.63k] ------------------ 1270| 7.57k| bitCount += nbBits; 1271| 7.57k| } 1272| | 1273| 25.9k| count--; /* extra accuracy */ 1274| 25.9k| remaining -= FSEv06_abs(count); 1275| 25.9k| normalizedCounter[charnum++] = count; 1276| 25.9k| previous0 = !count; 1277| 39.8k| while (remaining < threshold) { ------------------ | Branch (1277:20): [True: 13.8k, False: 25.9k] ------------------ 1278| 13.8k| nbBits--; 1279| 13.8k| threshold >>= 1; 1280| 13.8k| } 1281| | 1282| 25.9k| if ((ip <= iend-7) || (ip + (bitCount>>3) <= iend-4)) { ------------------ | Branch (1282:17): [True: 20.6k, False: 5.29k] | Branch (1282:35): [True: 1.41k, False: 3.88k] ------------------ 1283| 22.0k| ip += bitCount>>3; 1284| 22.0k| bitCount &= 7; 1285| 22.0k| } else { 1286| 3.88k| bitCount -= (int)(8 * (iend - 4 - ip)); 1287| 3.88k| ip = iend - 4; 1288| 3.88k| } 1289| 25.9k| bitStream = MEM_readLE32(ip) >> (bitCount & 31); 1290| 25.9k| } } /* while ((remaining>1) && (charnum<=*maxSVPtr)) */ 1291| 1.97k| if (remaining != 1) return ERROR(GENERIC); ------------------ | | 49| 18|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 18|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 18|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1291:9): [True: 18, False: 1.95k] ------------------ 1292| 1.95k| *maxSVPtr = charnum-1; 1293| | 1294| 1.95k| ip += (bitCount+7)>>3; 1295| 1.95k| if ((size_t)(ip-istart) > hbSize) return ERROR(srcSize_wrong); ------------------ | | 49| 31|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 31|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 31|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1295:9): [True: 31, False: 1.92k] ------------------ 1296| 1.92k| return ip-istart; 1297| 1.95k|} FSEv06_buildDTable: 1403| 2.17k|{ 1404| 2.17k| void* const tdPtr = dt+1; /* because *dt is unsigned, 32-bits aligned on 32-bits */ 1405| 2.17k| FSEv06_DECODE_TYPE* const tableDecode = (FSEv06_DECODE_TYPE*) (tdPtr); ------------------ | | 1125| 2.17k|#define FSEv06_DECODE_TYPE FSEv06_decode_t ------------------ 1406| 2.17k| U16 symbolNext[FSEv06_MAX_SYMBOL_VALUE+1]; 1407| | 1408| 2.17k| U32 const maxSV1 = maxSymbolValue + 1; 1409| 2.17k| U32 const tableSize = 1 << tableLog; 1410| 2.17k| U32 highThreshold = tableSize-1; 1411| | 1412| | /* Sanity Checks */ 1413| 2.17k| if (maxSymbolValue > FSEv06_MAX_SYMBOL_VALUE) return ERROR(maxSymbolValue_tooLarge); ------------------ | | 1117| 2.17k|#define FSEv06_MAX_SYMBOL_VALUE 255 ------------------ if (maxSymbolValue > FSEv06_MAX_SYMBOL_VALUE) return ERROR(maxSymbolValue_tooLarge); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1413:9): [True: 0, False: 2.17k] ------------------ 1414| 2.17k| if (tableLog > FSEv06_MAX_TABLELOG) return ERROR(tableLog_tooLarge); ------------------ | | 1134| 2.17k|#define FSEv06_MAX_TABLELOG (FSEv06_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 1111| 2.17k|#define FSEv06_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ if (tableLog > FSEv06_MAX_TABLELOG) return ERROR(tableLog_tooLarge); ------------------ | | 49| 14|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 14|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 14|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1414:9): [True: 14, False: 2.16k] ------------------ 1415| | 1416| | /* Init, lay down lowprob symbols */ 1417| 2.16k| { FSEv06_DTableHeader DTableH; 1418| 2.16k| DTableH.tableLog = (U16)tableLog; 1419| 2.16k| DTableH.fastMode = 1; 1420| 2.16k| { S16 const largeLimit= (S16)(1 << (tableLog-1)); 1421| 2.16k| U32 s; 1422| 38.7k| for (s=0; s= largeLimit) DTableH.fastMode=0; ------------------ | Branch (1427:25): [True: 1.08k, False: 23.6k] ------------------ 1428| 24.7k| symbolNext[s] = normalizedCounter[s]; 1429| 24.7k| } } } 1430| 2.16k| memcpy(dt, &DTableH, sizeof(DTableH)); 1431| 2.16k| } 1432| | 1433| | /* Spread symbols */ 1434| 2.16k| { U32 const tableMask = tableSize-1; 1435| 2.16k| U32 const step = FSEv06_TABLESTEP(tableSize); ------------------ | | 1145| 2.16k|#define FSEv06_TABLESTEP(tableSize) ((tableSize>>1) + (tableSize>>3) + 3) ------------------ 1436| 2.16k| U32 s, position = 0; 1437| 38.7k| for (s=0; s highThreshold) position = (position + step) & tableMask; /* lowprob area */ ------------------ | Branch (1442:24): [True: 11.7k, False: 779k] ------------------ 1443| 779k| } } 1444| | 1445| 2.16k| if (position!=0) return ERROR(GENERIC); /* position must reach all cells once, otherwise normalizedCounter is incorrect */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1445:13): [True: 0, False: 2.16k] ------------------ 1446| 2.16k| } 1447| | 1448| | /* Build Decoding table */ 1449| 2.16k| { U32 u; 1450| 793k| for (u=0; utableLog = 0; 1475| 141| DTableH->fastMode = 0; 1476| | 1477| 141| cell->newState = 0; 1478| 141| cell->symbol = symbolValue; 1479| 141| cell->nbBits = 0; 1480| | 1481| 141| return 0; 1482| 141|} FSEv06_decompress_usingDTable: 1582| 785|{ 1583| 785| const void* ptr = dt; 1584| 785| const FSEv06_DTableHeader* DTableH = (const FSEv06_DTableHeader*)ptr; 1585| 785| const U32 fastMode = DTableH->fastMode; 1586| | 1587| | /* select fast mode (static) */ 1588| 785| if (fastMode) return FSEv06_decompress_usingDTable_generic(dst, originalSize, cSrc, cSrcSize, dt, 1); ------------------ | Branch (1588:9): [True: 264, False: 521] ------------------ 1589| 521| return FSEv06_decompress_usingDTable_generic(dst, originalSize, cSrc, cSrcSize, dt, 0); 1590| 785|} FSEv06_decompress: 1594| 853|{ 1595| 853| const BYTE* const istart = (const BYTE*)cSrc; 1596| 853| const BYTE* ip = istart; 1597| 853| short counting[FSEv06_MAX_SYMBOL_VALUE+1]; 1598| 853| DTable_max_t dt; /* Static analyzer seems unable to understand this table will be properly initialized later */ 1599| 853| unsigned tableLog; 1600| 853| unsigned maxSymbolValue = FSEv06_MAX_SYMBOL_VALUE; ------------------ | | 1117| 853|#define FSEv06_MAX_SYMBOL_VALUE 255 ------------------ 1601| | 1602| 853| if (cSrcSize<2) return ERROR(srcSize_wrong); /* too small input size */ ------------------ | | 49| 10|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 10|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 10|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1602:9): [True: 10, False: 843] ------------------ 1603| | 1604| | /* normal FSE decoding mode */ 1605| 843| { size_t const NCountLength = FSEv06_readNCount (counting, &maxSymbolValue, &tableLog, istart, cSrcSize); 1606| 843| if (FSEv06_isError(NCountLength)) return NCountLength; ------------------ | | 1357| 843|#define FSEv06_isError ERR_isError ------------------ | Branch (1606:13): [True: 34, False: 809] ------------------ 1607| 809| if (NCountLength >= cSrcSize) return ERROR(srcSize_wrong); /* too small input size */ ------------------ | | 49| 10|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 10|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 10|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1607:13): [True: 10, False: 799] ------------------ 1608| 799| ip += NCountLength; 1609| 799| cSrcSize -= NCountLength; 1610| 799| } 1611| | 1612| 0| { size_t const errorCode = FSEv06_buildDTable (dt, counting, maxSymbolValue, tableLog); 1613| 799| if (FSEv06_isError(errorCode)) return errorCode; } ------------------ | | 1357| 799|#define FSEv06_isError ERR_isError ------------------ | Branch (1613:11): [True: 14, False: 785] ------------------ 1614| | 1615| 785| return FSEv06_decompress_usingDTable (dst, maxDstSize, ip, cSrcSize, dt); /* always return, even if it is an error code */ 1616| 799|} HUFv06_readDTableX2: 1949| 419|{ 1950| 419| BYTE huffWeight[HUFv06_MAX_SYMBOL_VALUE + 1]; 1951| 419| U32 rankVal[HUFv06_ABSOLUTEMAX_TABLELOG + 1]; /* large enough for values from 0 to 16 */ 1952| 419| U32 tableLog = 0; 1953| 419| size_t iSize; 1954| 419| U32 nbSymbols = 0; 1955| 419| U32 n; 1956| 419| U32 nextRankStart; 1957| 419| void* const dtPtr = DTable + 1; 1958| 419| HUFv06_DEltX2* const dt = (HUFv06_DEltX2*)dtPtr; 1959| | 1960| 419| HUFv06_STATIC_ASSERT(sizeof(HUFv06_DEltX2) == sizeof(U16)); /* if compilation fails here, assertion is false */ ------------------ | | 1929| 419|#define HUFv06_STATIC_ASSERT(c) { enum { HUFv06_static_assert = 1/(int)(!!(c)) }; } /* use only *after* variable declarations */ ------------------ 1961| | /* memset(huffWeight, 0, sizeof(huffWeight)); */ /* is not necessary, even though some analyzer complain ... */ 1962| | 1963| 419| iSize = HUFv06_readStats(huffWeight, HUFv06_MAX_SYMBOL_VALUE + 1, rankVal, &nbSymbols, &tableLog, src, srcSize); ------------------ | | 1786| 419|#define HUFv06_MAX_SYMBOL_VALUE 255 ------------------ 1964| 419| if (HUFv06_isError(iSize)) return iSize; ------------------ | Branch (1964:9): [True: 109, False: 310] ------------------ 1965| | 1966| | /* check result */ 1967| 310| if (tableLog > DTable[0]) return ERROR(tableLog_tooLarge); /* DTable is too small */ ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1967:9): [True: 1, False: 309] ------------------ 1968| 309| DTable[0] = (U16)tableLog; /* maybe should separate sizeof allocated DTable, from used size of DTable, in case of re-use */ 1969| | 1970| | /* Prepare ranks */ 1971| 309| nextRankStart = 0; 1972| 2.08k| for (n=1; n> 1; 1982| 17.0k| U32 i; 1983| 17.0k| HUFv06_DEltX2 D; 1984| 17.0k| D.byte = (BYTE)n; D.nbBits = (BYTE)(tableLog + 1 - w); 1985| 72.0k| for (i = rankVal[w]; i < rankVal[w] + length; i++) ------------------ | Branch (1985:30): [True: 54.9k, False: 17.0k] ------------------ 1986| 54.9k| dt[i] = D; 1987| 17.0k| rankVal[w] += length; 1988| 17.0k| } 1989| | 1990| 309| return iSize; 1991| 310|} HUFv06_decompress1X2_usingDTable: 2040| 93|{ 2041| 93| BYTE* op = (BYTE*)dst; 2042| 93| BYTE* const oend = op + dstSize; 2043| 93| const U32 dtLog = DTable[0]; 2044| 93| const void* dtPtr = DTable; 2045| 93| const HUFv06_DEltX2* const dt = ((const HUFv06_DEltX2*)dtPtr)+1; 2046| 93| BITv06_DStream_t bitD; 2047| | 2048| 93| { size_t const errorCode = BITv06_initDStream(&bitD, cSrc, cSrcSize); 2049| 93| if (HUFv06_isError(errorCode)) return errorCode; } ------------------ | Branch (2049:11): [True: 24, False: 69] ------------------ 2050| | 2051| 69| HUFv06_decodeStreamX2(op, &bitD, oend, dt, dtLog); 2052| | 2053| | /* check */ 2054| 69| if (!BITv06_endOfDStream(&bitD)) return ERROR(corruption_detected); ------------------ | | 49| 68|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 68|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 68|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2054:9): [True: 68, False: 1] ------------------ 2055| | 2056| 1| return dstSize; 2057| 69|} HUFv06_decompress1X2: 2060| 109|{ 2061| 109| HUFv06_CREATE_STATIC_DTABLEX2(DTable, HUFv06_MAX_TABLELOG); ------------------ | | 1743| 109| unsigned short DTable[HUFv06_DTABLE_SIZE(maxTableLog)] = { maxTableLog } ------------------ 2062| 109| const BYTE* ip = (const BYTE*) cSrc; 2063| | 2064| 109| size_t const errorCode = HUFv06_readDTableX2 (DTable, cSrc, cSrcSize); 2065| 109| if (HUFv06_isError(errorCode)) return errorCode; ------------------ | Branch (2065:9): [True: 15, False: 94] ------------------ 2066| 94| if (errorCode >= cSrcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2066:9): [True: 1, False: 93] ------------------ 2067| 93| ip += errorCode; 2068| 93| cSrcSize -= errorCode; 2069| | 2070| 93| return HUFv06_decompress1X2_usingDTable (dst, dstSize, ip, cSrcSize, DTable); 2071| 94|} HUFv06_decompress4X2_usingDTable: 2078| 213|{ 2079| | /* Check */ 2080| 213| if (cSrcSize < 10) return ERROR(corruption_detected); /* strict minimum : jump table + 1 byte per stream */ ------------------ | | 49| 7|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 7|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 7|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2080:9): [True: 7, False: 206] ------------------ 2081| | 2082| 206| { const BYTE* const istart = (const BYTE*) cSrc; 2083| 206| BYTE* const ostart = (BYTE*) dst; 2084| 206| BYTE* const oend = ostart + dstSize; 2085| 206| const void* const dtPtr = DTable; 2086| 206| const HUFv06_DEltX2* const dt = ((const HUFv06_DEltX2*)dtPtr) +1; 2087| 206| const U32 dtLog = DTable[0]; 2088| 206| size_t errorCode; 2089| | 2090| | /* Init */ 2091| 206| BITv06_DStream_t bitD1; 2092| 206| BITv06_DStream_t bitD2; 2093| 206| BITv06_DStream_t bitD3; 2094| 206| BITv06_DStream_t bitD4; 2095| 206| const size_t length1 = MEM_readLE16(istart); 2096| 206| const size_t length2 = MEM_readLE16(istart+2); 2097| 206| const size_t length3 = MEM_readLE16(istart+4); 2098| 206| size_t length4; 2099| 206| const BYTE* const istart1 = istart + 6; /* jumpTable */ 2100| 206| const BYTE* const istart2 = istart1 + length1; 2101| 206| const BYTE* const istart3 = istart2 + length2; 2102| 206| const BYTE* const istart4 = istart3 + length3; 2103| 206| const size_t segmentSize = (dstSize+3) / 4; 2104| 206| BYTE* const opStart2 = ostart + segmentSize; 2105| 206| BYTE* const opStart3 = opStart2 + segmentSize; 2106| 206| BYTE* const opStart4 = opStart3 + segmentSize; 2107| 206| BYTE* op1 = ostart; 2108| 206| BYTE* op2 = opStart2; 2109| 206| BYTE* op3 = opStart3; 2110| 206| BYTE* op4 = opStart4; 2111| 206| U32 endSignal; 2112| | 2113| 206| length4 = cSrcSize - (length1 + length2 + length3 + 6); 2114| 206| if (length4 > cSrcSize) return ERROR(corruption_detected); /* overflow */ ------------------ | | 49| 29|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 29|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 29|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2114:13): [True: 29, False: 177] ------------------ 2115| 177| errorCode = BITv06_initDStream(&bitD1, istart1, length1); 2116| 177| if (HUFv06_isError(errorCode)) return errorCode; ------------------ | Branch (2116:13): [True: 23, False: 154] ------------------ 2117| 154| errorCode = BITv06_initDStream(&bitD2, istart2, length2); 2118| 154| if (HUFv06_isError(errorCode)) return errorCode; ------------------ | Branch (2118:13): [True: 32, False: 122] ------------------ 2119| 122| errorCode = BITv06_initDStream(&bitD3, istart3, length3); 2120| 122| if (HUFv06_isError(errorCode)) return errorCode; ------------------ | Branch (2120:13): [True: 29, False: 93] ------------------ 2121| 93| errorCode = BITv06_initDStream(&bitD4, istart4, length4); 2122| 93| if (HUFv06_isError(errorCode)) return errorCode; ------------------ | Branch (2122:13): [True: 7, False: 86] ------------------ 2123| | 2124| | /* 16-32 symbols per loop (4-8 symbols per stream) */ 2125| 86| endSignal = BITv06_reloadDStream(&bitD1) | BITv06_reloadDStream(&bitD2) | BITv06_reloadDStream(&bitD3) | BITv06_reloadDStream(&bitD4); 2126| 1.07k| for ( ; (endSignal==BITv06_DStream_unfinished) && (op4<(oend-7)) ; ) { ------------------ | Branch (2126:17): [True: 992, False: 81] | Branch (2126:59): [True: 987, False: 5] ------------------ 2127| 987| HUFv06_DECODE_SYMBOLX2_2(op1, &bitD1); ------------------ | | 2010| 987| if (MEM_64bits()) \ | | ------------------ | | | Branch (2010:9): [True: 987, False: 0] | | ------------------ | | 2011| 987| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2128| 987| HUFv06_DECODE_SYMBOLX2_2(op2, &bitD2); ------------------ | | 2010| 987| if (MEM_64bits()) \ | | ------------------ | | | Branch (2010:9): [True: 987, False: 0] | | ------------------ | | 2011| 987| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2129| 987| HUFv06_DECODE_SYMBOLX2_2(op3, &bitD3); ------------------ | | 2010| 987| if (MEM_64bits()) \ | | ------------------ | | | Branch (2010:9): [True: 987, False: 0] | | ------------------ | | 2011| 987| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2130| 987| HUFv06_DECODE_SYMBOLX2_2(op4, &bitD4); ------------------ | | 2010| 987| if (MEM_64bits()) \ | | ------------------ | | | Branch (2010:9): [True: 987, False: 0] | | ------------------ | | 2011| 987| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2131| 987| HUFv06_DECODE_SYMBOLX2_1(op1, &bitD1); ------------------ | | 2006| 987| if (MEM_64bits() || (HUFv06_MAX_TABLELOG<=12)) \ | | ------------------ | | | | 1784| 0|#define HUFv06_MAX_TABLELOG 12 /* max configured tableLog (for static allocation); can be modified up to HUFv06_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (2006:9): [True: 987, False: 0] | | | Branch (2006:25): [True: 0, Folded] | | ------------------ | | 2007| 987| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2132| 987| HUFv06_DECODE_SYMBOLX2_1(op2, &bitD2); ------------------ | | 2006| 987| if (MEM_64bits() || (HUFv06_MAX_TABLELOG<=12)) \ | | ------------------ | | | | 1784| 0|#define HUFv06_MAX_TABLELOG 12 /* max configured tableLog (for static allocation); can be modified up to HUFv06_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (2006:9): [True: 987, False: 0] | | | Branch (2006:25): [True: 0, Folded] | | ------------------ | | 2007| 987| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2133| 987| HUFv06_DECODE_SYMBOLX2_1(op3, &bitD3); ------------------ | | 2006| 987| if (MEM_64bits() || (HUFv06_MAX_TABLELOG<=12)) \ | | ------------------ | | | | 1784| 0|#define HUFv06_MAX_TABLELOG 12 /* max configured tableLog (for static allocation); can be modified up to HUFv06_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (2006:9): [True: 987, False: 0] | | | Branch (2006:25): [True: 0, Folded] | | ------------------ | | 2007| 987| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2134| 987| HUFv06_DECODE_SYMBOLX2_1(op4, &bitD4); ------------------ | | 2006| 987| if (MEM_64bits() || (HUFv06_MAX_TABLELOG<=12)) \ | | ------------------ | | | | 1784| 0|#define HUFv06_MAX_TABLELOG 12 /* max configured tableLog (for static allocation); can be modified up to HUFv06_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (2006:9): [True: 987, False: 0] | | | Branch (2006:25): [True: 0, Folded] | | ------------------ | | 2007| 987| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2135| 987| HUFv06_DECODE_SYMBOLX2_2(op1, &bitD1); ------------------ | | 2010| 987| if (MEM_64bits()) \ | | ------------------ | | | Branch (2010:9): [True: 987, False: 0] | | ------------------ | | 2011| 987| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2136| 987| HUFv06_DECODE_SYMBOLX2_2(op2, &bitD2); ------------------ | | 2010| 987| if (MEM_64bits()) \ | | ------------------ | | | Branch (2010:9): [True: 987, False: 0] | | ------------------ | | 2011| 987| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2137| 987| HUFv06_DECODE_SYMBOLX2_2(op3, &bitD3); ------------------ | | 2010| 987| if (MEM_64bits()) \ | | ------------------ | | | Branch (2010:9): [True: 987, False: 0] | | ------------------ | | 2011| 987| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2138| 987| HUFv06_DECODE_SYMBOLX2_2(op4, &bitD4); ------------------ | | 2010| 987| if (MEM_64bits()) \ | | ------------------ | | | Branch (2010:9): [True: 987, False: 0] | | ------------------ | | 2011| 987| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2139| 987| HUFv06_DECODE_SYMBOLX2_0(op1, &bitD1); ------------------ | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 2140| 987| HUFv06_DECODE_SYMBOLX2_0(op2, &bitD2); ------------------ | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 2141| 987| HUFv06_DECODE_SYMBOLX2_0(op3, &bitD3); ------------------ | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 2142| 987| HUFv06_DECODE_SYMBOLX2_0(op4, &bitD4); ------------------ | | 2003| 987| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 2143| 987| endSignal = BITv06_reloadDStream(&bitD1) | BITv06_reloadDStream(&bitD2) | BITv06_reloadDStream(&bitD3) | BITv06_reloadDStream(&bitD4); 2144| 987| } 2145| | 2146| | /* check corruption */ 2147| 86| if (op1 > opStart2) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2147:13): [True: 0, False: 86] ------------------ 2148| 86| if (op2 > opStart3) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2148:13): [True: 0, False: 86] ------------------ 2149| 86| if (op3 > opStart4) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2149:13): [True: 0, False: 86] ------------------ 2150| | /* note : op4 supposed already verified within main loop */ 2151| | 2152| | /* finish bitStreams one by one */ 2153| 86| HUFv06_decodeStreamX2(op1, &bitD1, opStart2, dt, dtLog); 2154| 86| HUFv06_decodeStreamX2(op2, &bitD2, opStart3, dt, dtLog); 2155| 86| HUFv06_decodeStreamX2(op3, &bitD3, opStart4, dt, dtLog); 2156| 86| HUFv06_decodeStreamX2(op4, &bitD4, oend, dt, dtLog); 2157| | 2158| | /* check */ 2159| 86| endSignal = BITv06_endOfDStream(&bitD1) & BITv06_endOfDStream(&bitD2) & BITv06_endOfDStream(&bitD3) & BITv06_endOfDStream(&bitD4); 2160| 86| if (!endSignal) return ERROR(corruption_detected); ------------------ | | 49| 86|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 86|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 86|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2160:13): [True: 86, False: 0] ------------------ 2161| | 2162| | /* decoded size */ 2163| 0| return dstSize; 2164| 86| } 2165| 86|} HUFv06_decompress4X2: 2169| 310|{ 2170| 310| HUFv06_CREATE_STATIC_DTABLEX2(DTable, HUFv06_MAX_TABLELOG); ------------------ | | 1743| 310| unsigned short DTable[HUFv06_DTABLE_SIZE(maxTableLog)] = { maxTableLog } ------------------ 2171| 310| const BYTE* ip = (const BYTE*) cSrc; 2172| | 2173| 310| size_t const errorCode = HUFv06_readDTableX2 (DTable, cSrc, cSrcSize); 2174| 310| if (HUFv06_isError(errorCode)) return errorCode; ------------------ | Branch (2174:9): [True: 95, False: 215] ------------------ 2175| 215| if (errorCode >= cSrcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2175:9): [True: 2, False: 213] ------------------ 2176| 213| ip += errorCode; 2177| 213| cSrcSize -= errorCode; 2178| | 2179| 213| return HUFv06_decompress4X2_usingDTable (dst, dstSize, ip, cSrcSize, DTable); 2180| 215|} HUFv06_readDTableX4: 2272| 655|{ 2273| 655| BYTE weightList[HUFv06_MAX_SYMBOL_VALUE + 1]; 2274| 655| sortedSymbol_t sortedSymbol[HUFv06_MAX_SYMBOL_VALUE + 1]; 2275| 655| U32 rankStats[HUFv06_ABSOLUTEMAX_TABLELOG + 1] = { 0 }; 2276| 655| U32 rankStart0[HUFv06_ABSOLUTEMAX_TABLELOG + 2] = { 0 }; 2277| 655| U32* const rankStart = rankStart0+1; 2278| 655| rankVal_t rankVal; 2279| 655| U32 tableLog, maxW, sizeOfSort, nbSymbols; 2280| 655| const U32 memLog = DTable[0]; 2281| 655| size_t iSize; 2282| 655| void* dtPtr = DTable; 2283| 655| HUFv06_DEltX4* const dt = ((HUFv06_DEltX4*)dtPtr) + 1; 2284| | 2285| 655| HUFv06_STATIC_ASSERT(sizeof(HUFv06_DEltX4) == sizeof(U32)); /* if compilation fails here, assertion is false */ ------------------ | | 1929| 655|#define HUFv06_STATIC_ASSERT(c) { enum { HUFv06_static_assert = 1/(int)(!!(c)) }; } /* use only *after* variable declarations */ ------------------ 2286| 655| if (memLog > HUFv06_ABSOLUTEMAX_TABLELOG) return ERROR(tableLog_tooLarge); ------------------ | | 1783| 655|#define HUFv06_ABSOLUTEMAX_TABLELOG 16 /* absolute limit of HUFv06_MAX_TABLELOG. Beyond that value, code does not work */ ------------------ if (memLog > HUFv06_ABSOLUTEMAX_TABLELOG) return ERROR(tableLog_tooLarge); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2286:9): [True: 0, False: 655] ------------------ 2287| | /* memset(weightList, 0, sizeof(weightList)); */ /* is not necessary, even though some analyzer complain ... */ 2288| | 2289| 655| iSize = HUFv06_readStats(weightList, HUFv06_MAX_SYMBOL_VALUE + 1, rankStats, &nbSymbols, &tableLog, src, srcSize); ------------------ | | 1786| 655|#define HUFv06_MAX_SYMBOL_VALUE 255 ------------------ 2290| 655| if (HUFv06_isError(iSize)) return iSize; ------------------ | Branch (2290:9): [True: 325, False: 330] ------------------ 2291| | 2292| | /* check result */ 2293| 330| if (tableLog > memLog) return ERROR(tableLog_tooLarge); /* DTable can't fit code depth */ ------------------ | | 49| 10|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 10|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 10|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2293:9): [True: 10, False: 320] ------------------ 2294| | 2295| | /* find maxWeight */ 2296| 623| for (maxW = tableLog; rankStats[maxW]==0; maxW--) {} /* necessarily finds a solution before 0 */ ------------------ | Branch (2296:27): [True: 303, False: 320] ------------------ 2297| | 2298| | /* Get start index of each weight */ 2299| 320| { U32 w, nextRankStart = 0; 2300| 1.73k| for (w=1; w> consumed; 2337| 13.2k| } } } } 2338| | 2339| 320| HUFv06_fillDTableX4(dt, memLog, 2340| 320| sortedSymbol, sizeOfSort, 2341| 320| rankStart0, rankVal, maxW, 2342| 320| tableLog+1); 2343| | 2344| 320| return iSize; 2345| 330|} HUFv06_decompress1X4_usingDTable: 2412| 65|{ 2413| 65| const BYTE* const istart = (const BYTE*) cSrc; 2414| 65| BYTE* const ostart = (BYTE*) dst; 2415| 65| BYTE* const oend = ostart + dstSize; 2416| | 2417| 65| const U32 dtLog = DTable[0]; 2418| 65| const void* const dtPtr = DTable; 2419| 65| const HUFv06_DEltX4* const dt = ((const HUFv06_DEltX4*)dtPtr) +1; 2420| | 2421| | /* Init */ 2422| 65| BITv06_DStream_t bitD; 2423| 65| { size_t const errorCode = BITv06_initDStream(&bitD, istart, cSrcSize); 2424| 65| if (HUFv06_isError(errorCode)) return errorCode; } ------------------ | Branch (2424:11): [True: 15, False: 50] ------------------ 2425| | 2426| | /* decode */ 2427| 50| HUFv06_decodeStreamX4(ostart, &bitD, oend, dt, dtLog); 2428| | 2429| | /* check */ 2430| 50| if (!BITv06_endOfDStream(&bitD)) return ERROR(corruption_detected); ------------------ | | 49| 47|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 47|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 47|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2430:9): [True: 47, False: 3] ------------------ 2431| | 2432| | /* decoded size */ 2433| 3| return dstSize; 2434| 50|} HUFv06_decompress: 2590| 338|{ 2591| 338| static const decompressionAlgo decompress[3] = { HUFv06_decompress4X2, HUFv06_decompress4X4, NULL }; 2592| 338| U32 Dtime[3]; /* decompression time estimation */ 2593| | 2594| | /* validation checks */ 2595| 338| if (dstSize == 0) return ERROR(dstSize_tooSmall); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2595:9): [True: 1, False: 337] ------------------ 2596| 337| if (cSrcSize > dstSize) return ERROR(corruption_detected); /* invalid */ ------------------ | | 49| 7|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 7|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 7|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2596:9): [True: 7, False: 330] ------------------ 2597| 330| if (cSrcSize == dstSize) { memcpy(dst, cSrc, dstSize); return dstSize; } /* not compressed */ ------------------ | Branch (2597:9): [True: 0, False: 330] ------------------ 2598| 330| if (cSrcSize == 1) { memset(dst, *(const BYTE*)cSrc, dstSize); return dstSize; } /* RLE */ ------------------ | Branch (2598:9): [True: 20, False: 310] ------------------ 2599| | 2600| | /* decoder timing evaluation */ 2601| 310| { U32 const Q = (U32)(cSrcSize * 16 / dstSize); /* Q < 16 since dstSize > cSrcSize */ 2602| 310| U32 const D256 = (U32)(dstSize >> 8); 2603| 1.24k| U32 n; for (n=0; n<3; n++) ------------------ | Branch (2603:26): [True: 930, False: 310] ------------------ 2604| 930| Dtime[n] = algoTime[Q][n].tableTime + (algoTime[Q][n].decode256Time * D256); 2605| 310| } 2606| | 2607| 310| Dtime[1] += Dtime[1] >> 4; Dtime[2] += Dtime[2] >> 3; /* advantage to algorithms using less memory, for cache eviction */ 2608| | 2609| 310| { U32 algoNb = 0; 2610| 310| if (Dtime[1] < Dtime[0]) algoNb = 1; ------------------ | Branch (2610:13): [True: 0, False: 310] ------------------ 2611| | /* if (Dtime[2] < Dtime[algoNb]) algoNb = 2; */ /* current speed of HUFv06_decompress4X6 is not good */ 2612| 310| return decompress[algoNb](dst, dstSize, cSrc, cSrcSize); 2613| 330| } 2614| | 2615| | /* return HUFv06_decompress4X2(dst, dstSize, cSrc, cSrcSize); */ /* multi-streams single-symbol decoding */ 2616| | /* return HUFv06_decompress4X4(dst, dstSize, cSrc, cSrcSize); */ /* multi-streams double-symbols decoding */ 2617| | /* return HUFv06_decompress4X6(dst, dstSize, cSrc, cSrcSize); */ /* multi-streams quad-symbols decoding */ 2618| 330|} ZSTDv06_decompressBegin: 2774| 3.25k|{ 2775| 3.25k| dctx->expected = ZSTDv06_frameHeaderSize_min; 2776| 3.25k| dctx->stage = ZSTDds_getFrameHeaderSize; 2777| 3.25k| dctx->previousDstEnd = NULL; 2778| 3.25k| dctx->base = NULL; 2779| 3.25k| dctx->vBase = NULL; 2780| 3.25k| dctx->dictEnd = NULL; 2781| 3.25k| dctx->hufTableX4[0] = ZSTD_HUFFDTABLE_CAPACITY_LOG; ------------------ | | 426| 3.25k|#define ZSTD_HUFFDTABLE_CAPACITY_LOG 12 ------------------ 2782| 3.25k| dctx->flagRepeatTable = 0; 2783| 3.25k| return 0; 2784| 3.25k|} ZSTDv06_createDCtx: 2787| 1.62k|{ 2788| 1.62k| ZSTDv06_DCtx* dctx = (ZSTDv06_DCtx*)malloc(sizeof(ZSTDv06_DCtx)); 2789| 1.62k| if (dctx==NULL) return NULL; ------------------ | Branch (2789:9): [True: 0, False: 1.62k] ------------------ 2790| 1.62k| ZSTDv06_decompressBegin(dctx); 2791| 1.62k| return dctx; 2792| 1.62k|} ZSTDv06_freeDCtx: 2795| 1.62k|{ 2796| 1.62k| free(dctx); 2797| 1.62k| return 0; /* reserved as a potential error code in the future */ 2798| 1.62k|} ZSTDv06_getFrameParams: 2925| 2.31k|{ 2926| 2.31k| const BYTE* ip = (const BYTE*)src; 2927| | 2928| 2.31k| if (srcSize < ZSTDv06_frameHeaderSize_min) return ZSTDv06_frameHeaderSize_min; ------------------ | Branch (2928:9): [True: 0, False: 2.31k] ------------------ 2929| 2.31k| if (MEM_readLE32(src) != ZSTDv06_MAGICNUMBER) return ERROR(prefix_unknown); ------------------ | | 164| 2.31k|#define ZSTDv06_MAGICNUMBER 0xFD2FB526 /* v0.6 */ ------------------ if (MEM_readLE32(src) != ZSTDv06_MAGICNUMBER) return ERROR(prefix_unknown); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2929:9): [True: 0, False: 2.31k] ------------------ 2930| | 2931| | /* ensure there is enough `srcSize` to fully read/decode frame header */ 2932| 2.31k| { size_t const fhsize = ZSTDv06_frameHeaderSize(src, srcSize); 2933| 2.31k| if (srcSize < fhsize) return fhsize; } ------------------ | Branch (2933:11): [True: 0, False: 2.31k] ------------------ 2934| | 2935| 2.31k| memset(fparamsPtr, 0, sizeof(*fparamsPtr)); 2936| 2.31k| { BYTE const frameDesc = ip[4]; 2937| 2.31k| fparamsPtr->windowLog = (frameDesc & 0xF) + ZSTDv06_WINDOWLOG_ABSOLUTEMIN; ------------------ | | 416| 2.31k|#define ZSTDv06_WINDOWLOG_ABSOLUTEMIN 12 ------------------ 2938| 2.31k| if ((frameDesc & 0x20) != 0) return ERROR(frameParameter_unsupported); /* reserved 1 bit */ ------------------ | | 49| 23|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 23|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 23|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2938:13): [True: 23, False: 2.29k] ------------------ 2939| 2.29k| switch(frameDesc >> 6) /* fcsId */ 2940| 2.29k| { 2941| 0| default: /* impossible */ ------------------ | Branch (2941:13): [True: 0, False: 2.29k] ------------------ 2942| 1.92k| case 0 : fparamsPtr->frameContentSize = 0; break; ------------------ | Branch (2942:13): [True: 1.92k, False: 371] ------------------ 2943| 23| case 1 : fparamsPtr->frameContentSize = ip[5]; break; ------------------ | Branch (2943:13): [True: 23, False: 2.26k] ------------------ 2944| 228| case 2 : fparamsPtr->frameContentSize = MEM_readLE16(ip+5)+256; break; ------------------ | Branch (2944:13): [True: 228, False: 2.06k] ------------------ 2945| 120| case 3 : fparamsPtr->frameContentSize = MEM_readLE64(ip+5); break; ------------------ | Branch (2945:13): [True: 120, False: 2.17k] ------------------ 2946| 2.29k| } } 2947| 2.29k| return 0; 2948| 2.29k|} ZSTDv06_decompress_usingDict: 3581| 1.62k|{ 3582| 1.62k| ZSTDv06_decompressBegin_usingDict(dctx, dict, dictSize); 3583| 1.62k| ZSTDv06_checkContinuity(dctx, dst); 3584| 1.62k| return ZSTDv06_decompressFrame(dctx, dst, dstCapacity, src, srcSize); 3585| 1.62k|} ZSTDv06_findFrameSizeInfoLegacy: 3618| 1.70k|{ 3619| 1.70k| const BYTE* ip = (const BYTE*)src; 3620| 1.70k| size_t remainingSize = srcSize; 3621| 1.70k| size_t nbBlocks = 0; 3622| 1.70k| blockProperties_t blockProperties = { bt_compressed, 0 }; 3623| | 3624| | /* Frame Header */ 3625| 1.70k| { size_t const frameHeaderSize = ZSTDv06_frameHeaderSize(src, srcSize); 3626| 1.70k| if (ZSTDv06_isError(frameHeaderSize)) { ------------------ | | 2731| 1.70k|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ | Branch (3626:13): [True: 0, False: 1.70k] ------------------ 3627| 0| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, frameHeaderSize); 3628| 0| return; 3629| 0| } 3630| 1.70k| if (MEM_readLE32(src) != ZSTDv06_MAGICNUMBER) { ------------------ | | 164| 1.70k|#define ZSTDv06_MAGICNUMBER 0xFD2FB526 /* v0.6 */ ------------------ | Branch (3630:13): [True: 0, False: 1.70k] ------------------ 3631| 0| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, ERROR(prefix_unknown)); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3632| 0| return; 3633| 0| } 3634| 1.70k| if (srcSize < frameHeaderSize+ZSTDv06_blockHeaderSize) { ------------------ | Branch (3634:13): [True: 1, False: 1.70k] ------------------ 3635| 1| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, ERROR(srcSize_wrong)); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3636| 1| return; 3637| 1| } 3638| 1.70k| ip += frameHeaderSize; remainingSize -= frameHeaderSize; 3639| 1.70k| } 3640| | 3641| | /* Loop on each block */ 3642| 3.89k| while (1) { ------------------ | Branch (3642:12): [True: 3.89k, Folded] ------------------ 3643| 3.89k| size_t const cBlockSize = ZSTDv06_getcBlockSize(ip, remainingSize, &blockProperties); 3644| 3.89k| if (ZSTDv06_isError(cBlockSize)) { ------------------ | | 2731| 3.89k|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ | Branch (3644:13): [True: 2, False: 3.89k] ------------------ 3645| 2| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, cBlockSize); 3646| 2| return; 3647| 2| } 3648| | 3649| 3.89k| ip += ZSTDv06_blockHeaderSize; 3650| 3.89k| remainingSize -= ZSTDv06_blockHeaderSize; 3651| 3.89k| if (cBlockSize > remainingSize) { ------------------ | Branch (3651:13): [True: 74, False: 3.81k] ------------------ 3652| 74| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, ERROR(srcSize_wrong)); ------------------ | | 49| 74|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 74|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 74|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3653| 74| return; 3654| 74| } 3655| | 3656| 3.81k| if (cBlockSize == 0) break; /* bt_end */ ------------------ | Branch (3656:13): [True: 1.62k, False: 2.18k] ------------------ 3657| | 3658| 2.18k| ip += cBlockSize; 3659| 2.18k| remainingSize -= cBlockSize; 3660| 2.18k| nbBlocks++; 3661| 2.18k| } 3662| | 3663| 1.62k| *cSize = ip - (const BYTE*)src; 3664| 1.62k| *dBound = nbBlocks * ZSTDv06_BLOCKSIZE_MAX; ------------------ | | 344| 1.62k|#define ZSTDv06_BLOCKSIZE_MAX (128 * 1024) /* define, for static allocation */ ------------------ 3665| 1.62k|} ZSTDv06_decompressBegin_usingDict: 3827| 1.62k|{ 3828| 1.62k| { size_t const errorCode = ZSTDv06_decompressBegin(dctx); 3829| 1.62k| if (ZSTDv06_isError(errorCode)) return errorCode; } ------------------ | | 2731| 1.62k|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ | Branch (3829:11): [True: 0, False: 1.62k] ------------------ 3830| | 3831| 1.62k| if (dict && dictSize) { ------------------ | Branch (3831:9): [True: 1.62k, False: 0] | Branch (3831:17): [True: 732, False: 897] ------------------ 3832| 732| size_t const errorCode = ZSTDv06_decompress_insertDictionary(dctx, dict, dictSize); 3833| 732| if (ZSTDv06_isError(errorCode)) return ERROR(dictionary_corrupted); ------------------ | | 2731| 732|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ if (ZSTDv06_isError(errorCode)) return ERROR(dictionary_corrupted); ------------------ | | 49| 509|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 509|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 509|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3833:13): [True: 509, False: 223] ------------------ 3834| 732| } 3835| | 3836| 1.12k| return 0; 3837| 1.62k|} zstd_v06.c:MEM_readLE32: 190| 34.6k|{ 191| 34.6k| if (MEM_isLittleEndian()) ------------------ | Branch (191:9): [True: 34.6k, False: 0] ------------------ 192| 34.6k| return MEM_read32(memPtr); 193| 0| else 194| 0| return MEM_swap32(MEM_read32(memPtr)); 195| 34.6k|} zstd_v06.c:MEM_isLittleEndian: 108| 253k|{ 109| 253k| const union { U32 u; BYTE c[4]; } one = { 1 }; /* don't use static : performance detrimental */ 110| 253k| return one.c[0]; 111| 253k|} zstd_v06.c:MEM_read32: 119| 34.6k|{ 120| 34.6k| U32 val; memcpy(&val, memPtr, sizeof(val)); return val; 121| 34.6k|} zstd_v06.c:FSEv06_abs: 1205| 25.9k|static short FSEv06_abs(short a) { return a<0 ? -a : a; } ------------------ | Branch (1205:43): [True: 12.6k, False: 13.3k] ------------------ zstd_v06.c:BITv06_highbit32: 802| 794k|{ 803| |# if defined(_MSC_VER) /* Visual */ 804| | unsigned long r; 805| | return _BitScanReverse(&r, val) ? (unsigned)r : 0; 806| |# elif defined(__GNUC__) && (__GNUC__ >= 3) /* Use GCC Intrinsic */ 807| | return __builtin_clz (val) ^ 31; 808| |# else /* Software version */ 809| | static const unsigned DeBruijnClz[32] = { 0, 9, 1, 10, 13, 21, 2, 29, 11, 14, 16, 18, 22, 25, 3, 30, 8, 12, 20, 28, 15, 17, 24, 7, 19, 27, 23, 6, 26, 5, 4, 31 }; 810| | U32 v = val; 811| | unsigned r; 812| | v |= v >> 1; 813| | v |= v >> 2; 814| | v |= v >> 4; 815| | v |= v >> 8; 816| | v |= v >> 16; 817| | r = DeBruijnClz[ (U32) (v * 0x07C4ACDDU) >> 27]; 818| | return r; 819| |# endif 820| 794k|} zstd_v06.c:FSEv06_decompress_usingDTable_generic: 1515| 785|{ 1516| 785| BYTE* const ostart = (BYTE*) dst; 1517| 785| BYTE* op = ostart; 1518| 785| BYTE* const omax = op + maxDstSize; 1519| 785| BYTE* const olimit = omax-3; 1520| | 1521| 785| BITv06_DStream_t bitD; 1522| 785| FSEv06_DState_t state1; 1523| 785| FSEv06_DState_t state2; 1524| | 1525| | /* Init */ 1526| 785| { size_t const errorCode = BITv06_initDStream(&bitD, cSrc, cSrcSize); /* replaced last arg by maxCompressed Size */ 1527| 785| if (FSEv06_isError(errorCode)) return errorCode; } ------------------ | | 1357| 785|#define FSEv06_isError ERR_isError ------------------ | Branch (1527:11): [True: 50, False: 735] ------------------ 1528| | 1529| 735| FSEv06_initDState(&state1, &bitD, dt); 1530| 735| FSEv06_initDState(&state2, &bitD, dt); 1531| | 1532| 735|#define FSEv06_GETSYMBOL(statePtr) fast ? FSEv06_decodeSymbolFast(statePtr, &bitD) : FSEv06_decodeSymbol(statePtr, &bitD) 1533| | 1534| | /* 4 symbols per loop */ 1535| 7.75k| for ( ; (BITv06_reloadDStream(&bitD)==BITv06_DStream_unfinished) && (op sizeof(bitD.bitContainer)*8) /* This test must be static */ ------------------ | | 1134| 7.02k|#define FSEv06_MAX_TABLELOG (FSEv06_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 1111| 7.02k|#define FSEv06_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ | Branch (1538:13): [Folded, False: 7.02k] ------------------ 1539| 0| BITv06_reloadDStream(&bitD); 1540| | 1541| 7.02k| op[1] = FSEv06_GETSYMBOL(&state2); ------------------ | | 1532| 7.02k|#define FSEv06_GETSYMBOL(statePtr) fast ? FSEv06_decodeSymbolFast(statePtr, &bitD) : FSEv06_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1532:36): [True: 2.72k, False: 4.29k] | | ------------------ ------------------ 1542| | 1543| 7.02k| if (FSEv06_MAX_TABLELOG*4+7 > sizeof(bitD.bitContainer)*8) /* This test must be static */ ------------------ | | 1134| 7.02k|#define FSEv06_MAX_TABLELOG (FSEv06_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 1111| 7.02k|#define FSEv06_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ | Branch (1543:13): [Folded, False: 7.02k] ------------------ 1544| 0| { if (BITv06_reloadDStream(&bitD) > BITv06_DStream_unfinished) { op+=2; break; } } ------------------ | Branch (1544:19): [True: 0, False: 0] ------------------ 1545| | 1546| 7.02k| op[2] = FSEv06_GETSYMBOL(&state1); ------------------ | | 1532| 7.02k|#define FSEv06_GETSYMBOL(statePtr) fast ? FSEv06_decodeSymbolFast(statePtr, &bitD) : FSEv06_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1532:36): [True: 2.72k, False: 4.29k] | | ------------------ ------------------ 1547| | 1548| 7.02k| if (FSEv06_MAX_TABLELOG*2+7 > sizeof(bitD.bitContainer)*8) /* This test must be static */ ------------------ | | 1134| 7.02k|#define FSEv06_MAX_TABLELOG (FSEv06_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 1111| 7.02k|#define FSEv06_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ | Branch (1548:13): [Folded, False: 7.02k] ------------------ 1549| 0| BITv06_reloadDStream(&bitD); 1550| | 1551| 7.02k| op[3] = FSEv06_GETSYMBOL(&state2); ------------------ | | 1532| 7.02k|#define FSEv06_GETSYMBOL(statePtr) fast ? FSEv06_decodeSymbolFast(statePtr, &bitD) : FSEv06_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1532:36): [True: 2.72k, False: 4.29k] | | ------------------ ------------------ 1552| 7.02k| } 1553| | 1554| | /* tail */ 1555| | /* note : BITv06_reloadDStream(&bitD) >= FSEv06_DStream_partiallyFilled; Ends at exactly BITv06_DStream_completed */ 1556| 10.0k| while (1) { ------------------ | Branch (1556:12): [True: 10.0k, Folded] ------------------ 1557| 10.0k| if (op>(omax-2)) return ERROR(dstSize_tooSmall); ------------------ | | 49| 60|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 60|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 60|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1557:13): [True: 60, False: 9.95k] ------------------ 1558| | 1559| 9.95k| *op++ = FSEv06_GETSYMBOL(&state1); ------------------ | | 1532| 9.95k|#define FSEv06_GETSYMBOL(statePtr) fast ? FSEv06_decodeSymbolFast(statePtr, &bitD) : FSEv06_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1532:36): [True: 2.03k, False: 7.91k] | | ------------------ ------------------ 1560| | 1561| 9.95k| if (BITv06_reloadDStream(&bitD)==BITv06_DStream_overflow) { ------------------ | Branch (1561:13): [True: 397, False: 9.55k] ------------------ 1562| 397| *op++ = FSEv06_GETSYMBOL(&state2); ------------------ | | 1532| 397|#define FSEv06_GETSYMBOL(statePtr) fast ? FSEv06_decodeSymbolFast(statePtr, &bitD) : FSEv06_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1532:36): [True: 123, False: 274] | | ------------------ ------------------ 1563| 397| break; 1564| 397| } 1565| | 1566| 9.55k| if (op>(omax-2)) return ERROR(dstSize_tooSmall); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1566:13): [True: 0, False: 9.55k] ------------------ 1567| | 1568| 9.55k| *op++ = FSEv06_GETSYMBOL(&state2); ------------------ | | 1532| 9.55k|#define FSEv06_GETSYMBOL(statePtr) fast ? FSEv06_decodeSymbolFast(statePtr, &bitD) : FSEv06_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1532:36): [True: 1.91k, False: 7.64k] | | ------------------ ------------------ 1569| | 1570| 9.55k| if (BITv06_reloadDStream(&bitD)==BITv06_DStream_overflow) { ------------------ | Branch (1570:13): [True: 278, False: 9.27k] ------------------ 1571| 278| *op++ = FSEv06_GETSYMBOL(&state1); ------------------ | | 1532| 278|#define FSEv06_GETSYMBOL(statePtr) fast ? FSEv06_decodeSymbolFast(statePtr, &bitD) : FSEv06_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1532:36): [True: 88, False: 190] | | ------------------ ------------------ 1572| 278| break; 1573| 278| } } 1574| | 1575| 675| return op-ostart; 1576| 735|} zstd_v06.c:FSEv06_initDState: 1053| 2.23k|{ 1054| 2.23k| const void* ptr = dt; 1055| 2.23k| const FSEv06_DTableHeader* const DTableH = (const FSEv06_DTableHeader*)ptr; 1056| 2.23k| DStatePtr->state = BITv06_readBits(bitD, DTableH->tableLog); 1057| 2.23k| BITv06_reloadDStream(bitD); 1058| 2.23k| DStatePtr->table = dt + 1; 1059| 2.23k|} zstd_v06.c:BITv06_readBits: 888| 318k|{ 889| 318k| size_t const value = BITv06_lookBits(bitD, nbBits); 890| 318k| BITv06_skipBits(bitD, nbBits); 891| 318k| return value; 892| 318k|} zstd_v06.c:BITv06_lookBits: 869| 318k|{ 870| 318k| U32 const bitMask = sizeof(bitD->bitContainer)*8 - 1; 871| 318k| return ((bitD->bitContainer << (bitD->bitsConsumed & bitMask)) >> 1) >> ((bitMask-nbBits) & bitMask); 872| 318k|} zstd_v06.c:BITv06_skipBits: 883| 4.49M|{ 884| 4.49M| bitD->bitsConsumed += nbBits; 885| 4.49M|} zstd_v06.c:FSEv06_decodeSymbolFast: 1089| 15.0k|{ 1090| 15.0k| FSEv06_decode_t const DInfo = ((const FSEv06_decode_t*)(DStatePtr->table))[DStatePtr->state]; 1091| 15.0k| U32 const nbBits = DInfo.nbBits; 1092| 15.0k| BYTE const symbol = DInfo.symbol; 1093| 15.0k| size_t const lowBits = BITv06_readBitsFast(bitD, nbBits); 1094| | 1095| 15.0k| DStatePtr->state = DInfo.newState + lowBits; 1096| 15.0k| return symbol; 1097| 15.0k|} zstd_v06.c:BITv06_readBitsFast: 897| 15.0k|{ 898| 15.0k| size_t const value = BITv06_lookBitsFast(bitD, nbBits); 899| 15.0k| BITv06_skipBits(bitD, nbBits); 900| 15.0k| return value; 901| 15.0k|} zstd_v06.c:BITv06_lookBitsFast: 877| 4.17M|{ 878| 4.17M| U32 const bitMask = sizeof(bitD->bitContainer)*8 - 1; 879| 4.17M| return (bitD->bitContainer << (bitD->bitsConsumed & bitMask)) >> (((bitMask+1)-nbBits) & bitMask); 880| 4.17M|} zstd_v06.c:FSEv06_decodeSymbol: 1076| 33.2k|{ 1077| 33.2k| FSEv06_decode_t const DInfo = ((const FSEv06_decode_t*)(DStatePtr->table))[DStatePtr->state]; 1078| 33.2k| U32 const nbBits = DInfo.nbBits; 1079| 33.2k| BYTE const symbol = DInfo.symbol; 1080| 33.2k| size_t const lowBits = BITv06_readBits(bitD, nbBits); 1081| | 1082| 33.2k| DStatePtr->state = DInfo.newState + lowBits; 1083| 33.2k| return symbol; 1084| 33.2k|} zstd_v06.c:HUFv06_readStats: 1801| 1.07k|{ 1802| 1.07k| U32 weightTotal; 1803| 1.07k| const BYTE* ip = (const BYTE*) src; 1804| 1.07k| size_t iSize; 1805| 1.07k| size_t oSize; 1806| | 1807| 1.07k| if (!srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 14|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 14|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 14|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1807:9): [True: 14, False: 1.06k] ------------------ 1808| 1.06k| iSize = ip[0]; 1809| | /* memset(huffWeight, 0, hwSize); */ /* is not necessary, even though some analyzer complain ... */ 1810| | 1811| 1.06k| if (iSize >= 128) { /* special header */ ------------------ | Branch (1811:9): [True: 200, False: 860] ------------------ 1812| 200| if (iSize >= (242)) { /* RLE */ ------------------ | Branch (1812:13): [True: 171, False: 29] ------------------ 1813| 171| static U32 l[14] = { 1, 2, 3, 4, 7, 8, 15, 16, 31, 32, 63, 64, 127, 128 }; 1814| 171| oSize = l[iSize-242]; 1815| 171| memset(huffWeight, 1, hwSize); 1816| 171| iSize = 0; 1817| 171| } 1818| 29| else { /* Incompressible */ 1819| 29| oSize = iSize - 127; 1820| 29| iSize = ((oSize+1)/2); 1821| 29| if (iSize+1 > srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 11|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 11|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 11|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1821:17): [True: 11, False: 18] ------------------ 1822| 18| if (oSize >= hwSize) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1822:17): [True: 0, False: 18] ------------------ 1823| 18| ip += 1; 1824| 18| { U32 n; 1825| 332| for (n=0; n> 4; 1827| 314| huffWeight[n+1] = ip[n/2] & 15; 1828| 314| } } } } 1829| 860| else { /* header compressed with FSE (normal case) */ 1830| 860| if (iSize+1 > srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 7|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 7|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 7|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1830:13): [True: 7, False: 853] ------------------ 1831| 853| oSize = FSEv06_decompress(huffWeight, hwSize-1, ip+1, iSize); /* max (hwSize-1) values decoded, as last one is implied */ 1832| 853| if (FSEv06_isError(oSize)) return oSize; ------------------ | | 1357| 853|#define FSEv06_isError ERR_isError ------------------ | Branch (1832:13): [True: 178, False: 675] ------------------ 1833| 853| } 1834| | 1835| | /* collect weight stats */ 1836| 864| memset(rankStats, 0, (HUFv06_ABSOLUTEMAX_TABLELOG + 1) * sizeof(U32)); ------------------ | | 1783| 864|#define HUFv06_ABSOLUTEMAX_TABLELOG 16 /* absolute limit of HUFv06_MAX_TABLELOG. Beyond that value, code does not work */ ------------------ 1837| 864| weightTotal = 0; 1838| 43.4k| { U32 n; for (n=0; n= HUFv06_ABSOLUTEMAX_TABLELOG) return ERROR(corruption_detected); ------------------ | | 1783| 42.6k|#define HUFv06_ABSOLUTEMAX_TABLELOG 16 /* absolute limit of HUFv06_MAX_TABLELOG. Beyond that value, code does not work */ ------------------ if (huffWeight[n] >= HUFv06_ABSOLUTEMAX_TABLELOG) return ERROR(corruption_detected); ------------------ | | 49| 56|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 56|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 56|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1839:17): [True: 56, False: 42.6k] ------------------ 1840| 42.6k| rankStats[huffWeight[n]]++; 1841| 42.6k| weightTotal += (1 << huffWeight[n]) >> 1; 1842| 42.6k| } } 1843| 808| if (weightTotal == 0) return ERROR(corruption_detected); ------------------ | | 49| 11|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 11|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 11|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1843:9): [True: 11, False: 797] ------------------ 1844| | 1845| | /* get last non-null symbol weight (implied, total must be 2^n) */ 1846| 797| { U32 const tableLog = BITv06_highbit32(weightTotal) + 1; 1847| 797| if (tableLog > HUFv06_ABSOLUTEMAX_TABLELOG) return ERROR(corruption_detected); ------------------ | | 1783| 797|#define HUFv06_ABSOLUTEMAX_TABLELOG 16 /* absolute limit of HUFv06_MAX_TABLELOG. Beyond that value, code does not work */ ------------------ if (tableLog > HUFv06_ABSOLUTEMAX_TABLELOG) return ERROR(corruption_detected); ------------------ | | 49| 14|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 14|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 14|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1847:13): [True: 14, False: 783] ------------------ 1848| 783| *tableLogPtr = tableLog; 1849| | /* determine last weight */ 1850| 783| { U32 const total = 1 << tableLog; 1851| 783| U32 const rest = total - weightTotal; 1852| 783| U32 const verif = 1 << BITv06_highbit32(rest); 1853| 783| U32 const lastWeight = BITv06_highbit32(rest) + 1; 1854| 783| if (verif != rest) return ERROR(corruption_detected); /* last value must be a clean power of 2 */ ------------------ | | 49| 116|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 116|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 116|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1854:17): [True: 116, False: 667] ------------------ 1855| 667| huffWeight[oSize] = (BYTE)lastWeight; 1856| 667| rankStats[lastWeight]++; 1857| 667| } } 1858| | 1859| | /* check tree construction validity */ 1860| 667| if ((rankStats[1] < 2) || (rankStats[1] & 1)) return ERROR(corruption_detected); /* by construction : at least 2 elts of rank 1, must be even */ ------------------ | | 49| 27|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 27|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 27|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1860:9): [True: 27, False: 640] | Branch (1860:31): [True: 0, False: 640] ------------------ 1861| | 1862| | /* results */ 1863| 640| *nbSymbolsPtr = (U32)(oSize+1); 1864| 640| return iSize+1; 1865| 667|} zstd_v06.c:HUFv06_isError: 1199| 2.19k|static unsigned HUFv06_isError(size_t code) { return ERR_isError(code); } zstd_v06.c:BITv06_initDStream: 834| 1.77k|{ 835| 1.77k| if (srcSize < 1) { memset(bitD, 0, sizeof(*bitD)); return ERROR(srcSize_wrong); } ------------------ | | 49| 12|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 12|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 12|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (835:9): [True: 12, False: 1.76k] ------------------ 836| | 837| 1.76k| if (srcSize >= sizeof(bitD->bitContainer)) { /* normal case */ ------------------ | Branch (837:9): [True: 1.22k, False: 537] ------------------ 838| 1.22k| bitD->start = (const char*)srcBuffer; 839| 1.22k| bitD->ptr = (const char*)srcBuffer + srcSize - sizeof(bitD->bitContainer); 840| 1.22k| bitD->bitContainer = MEM_readLEST(bitD->ptr); 841| 1.22k| { BYTE const lastByte = ((const BYTE*)srcBuffer)[srcSize-1]; 842| 1.22k| if (lastByte == 0) return ERROR(GENERIC); /* endMark not present */ ------------------ | | 49| 148|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 148|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 148|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (842:15): [True: 148, False: 1.07k] ------------------ 843| 1.07k| bitD->bitsConsumed = 8 - BITv06_highbit32(lastByte); } 844| 1.07k| } else { 845| 537| bitD->start = (const char*)srcBuffer; 846| 537| bitD->ptr = bitD->start; 847| 537| bitD->bitContainer = *(const BYTE*)(bitD->start); 848| 537| switch(srcSize) 849| 537| { 850| 43| case 7: bitD->bitContainer += (size_t)(((const BYTE*)(srcBuffer))[6]) << (sizeof(bitD->bitContainer)*8 - 16);/* fall-through */ ------------------ | Branch (850:13): [True: 43, False: 494] ------------------ 851| 81| case 6: bitD->bitContainer += (size_t)(((const BYTE*)(srcBuffer))[5]) << (sizeof(bitD->bitContainer)*8 - 24);/* fall-through */ ------------------ | Branch (851:13): [True: 38, False: 499] ------------------ 852| 175| case 5: bitD->bitContainer += (size_t)(((const BYTE*)(srcBuffer))[4]) << (sizeof(bitD->bitContainer)*8 - 32);/* fall-through */ ------------------ | Branch (852:13): [True: 94, False: 443] ------------------ 853| 318| case 4: bitD->bitContainer += (size_t)(((const BYTE*)(srcBuffer))[3]) << 24; /* fall-through */ ------------------ | Branch (853:13): [True: 143, False: 394] ------------------ 854| 382| case 3: bitD->bitContainer += (size_t)(((const BYTE*)(srcBuffer))[2]) << 16; /* fall-through */ ------------------ | Branch (854:13): [True: 64, False: 473] ------------------ 855| 473| case 2: bitD->bitContainer += (size_t)(((const BYTE*)(srcBuffer))[1]) << 8; /* fall-through */ ------------------ | Branch (855:13): [True: 91, False: 446] ------------------ 856| 537| default: break; ------------------ | Branch (856:13): [True: 64, False: 473] ------------------ 857| 537| } 858| 537| { BYTE const lastByte = ((const BYTE*)srcBuffer)[srcSize-1]; 859| 537| if (lastByte == 0) return ERROR(GENERIC); /* endMark not present */ ------------------ | | 49| 49|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 49|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 49|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (859:15): [True: 49, False: 488] ------------------ 860| 488| bitD->bitsConsumed = 8 - BITv06_highbit32(lastByte); } 861| 0| bitD->bitsConsumed += (U32)(sizeof(bitD->bitContainer) - srcSize)*8; 862| 488| } 863| | 864| 1.56k| return srcSize; 865| 1.76k|} zstd_v06.c:MEM_readLEST: 208| 109k|{ 209| 109k| if (MEM_32bits()) ------------------ | Branch (209:9): [True: 0, False: 109k] ------------------ 210| 0| return (size_t)MEM_readLE32(memPtr); 211| 109k| else 212| 109k| return (size_t)MEM_readLE64(memPtr); 213| 109k|} zstd_v06.c:MEM_32bits: 104| 390k|MEM_STATIC unsigned MEM_32bits(void) { return sizeof(size_t)==4; } zstd_v06.c:HUFv06_decodeStreamX2: 2014| 413|{ 2015| 413| BYTE* const pStart = p; 2016| | 2017| | /* up to 4 symbols at a time */ 2018| 5.06k| while ((BITv06_reloadDStream(bitDPtr) == BITv06_DStream_unfinished) && (p <= pEnd-4)) { ------------------ | Branch (2018:12): [True: 4.69k, False: 367] | Branch (2018:76): [True: 4.64k, False: 46] ------------------ 2019| 4.64k| HUFv06_DECODE_SYMBOLX2_2(p, bitDPtr); ------------------ | | 2010| 4.64k| if (MEM_64bits()) \ | | ------------------ | | | Branch (2010:9): [True: 4.64k, False: 0] | | ------------------ | | 2011| 4.64k| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 4.64k| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2020| 4.64k| HUFv06_DECODE_SYMBOLX2_1(p, bitDPtr); ------------------ | | 2006| 4.64k| if (MEM_64bits() || (HUFv06_MAX_TABLELOG<=12)) \ | | ------------------ | | | | 1784| 0|#define HUFv06_MAX_TABLELOG 12 /* max configured tableLog (for static allocation); can be modified up to HUFv06_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (2006:9): [True: 4.64k, False: 0] | | | Branch (2006:25): [True: 0, Folded] | | ------------------ | | 2007| 4.64k| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 4.64k| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2021| 4.64k| HUFv06_DECODE_SYMBOLX2_2(p, bitDPtr); ------------------ | | 2010| 4.64k| if (MEM_64bits()) \ | | ------------------ | | | Branch (2010:9): [True: 4.64k, False: 0] | | ------------------ | | 2011| 4.64k| HUFv06_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 2003| 4.64k| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 2022| 4.64k| HUFv06_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 2003| 4.64k| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 2023| 4.64k| } 2024| | 2025| | /* closer to the end */ 2026| 478| while ((BITv06_reloadDStream(bitDPtr) == BITv06_DStream_unfinished) && (p < pEnd)) ------------------ | Branch (2026:12): [True: 100, False: 378] | Branch (2026:76): [True: 65, False: 35] ------------------ 2027| 65| HUFv06_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 2003| 65| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 2028| | 2029| | /* no more data to retrieve from bitstream, hence no need to reload */ 2030| 4.12M| while (p < pEnd) ------------------ | Branch (2030:12): [True: 4.12M, False: 413] ------------------ 2031| 4.12M| HUFv06_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 2003| 4.12M| *ptr++ = HUFv06_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 2032| | 2033| 413| return pEnd-pStart; 2034| 413|} zstd_v06.c:BITv06_endOfDStream: 935| 463|{ 936| 463| return ((DStream->ptr == DStream->start) && (DStream->bitsConsumed == sizeof(DStream->bitContainer)*8)); ------------------ | Branch (936:13): [True: 414, False: 49] | Branch (936:49): [True: 6, False: 408] ------------------ 937| 463|} zstd_v06.c:MEM_readLE16: 169| 895|{ 170| 895| if (MEM_isLittleEndian()) ------------------ | Branch (170:9): [True: 895, False: 0] ------------------ 171| 895| return MEM_read16(memPtr); 172| 0| else { 173| 0| const BYTE* p = (const BYTE*)memPtr; 174| 0| return (U16)(p[0] + (p[1]<<8)); 175| 0| } 176| 895|} zstd_v06.c:MEM_read16: 114| 895|{ 115| 895| U16 val; memcpy(&val, memPtr, sizeof(val)); return val; 116| 895|} zstd_v06.c:BITv06_reloadDStream: 904| 131k|{ 905| 131k| if (bitD->bitsConsumed > (sizeof(bitD->bitContainer)*8)) /* should never happen */ ------------------ | Branch (905:9): [True: 1.06k, False: 130k] ------------------ 906| 1.06k| return BITv06_DStream_overflow; 907| | 908| 130k| if (bitD->ptr >= bitD->start + sizeof(bitD->bitContainer)) { ------------------ | Branch (908:9): [True: 102k, False: 27.7k] ------------------ 909| 102k| bitD->ptr -= bitD->bitsConsumed >> 3; 910| 102k| bitD->bitsConsumed &= 7; 911| 102k| bitD->bitContainer = MEM_readLEST(bitD->ptr); 912| 102k| return BITv06_DStream_unfinished; 913| 102k| } 914| 27.7k| if (bitD->ptr == bitD->start) { ------------------ | Branch (914:9): [True: 21.8k, False: 5.86k] ------------------ 915| 21.8k| if (bitD->bitsConsumed < sizeof(bitD->bitContainer)*8) return BITv06_DStream_endOfBuffer; ------------------ | Branch (915:13): [True: 21.2k, False: 612] ------------------ 916| 612| return BITv06_DStream_completed; 917| 21.8k| } 918| 5.86k| { U32 nbBytes = bitD->bitsConsumed >> 3; 919| 5.86k| BITv06_DStream_status result = BITv06_DStream_unfinished; 920| 5.86k| if (bitD->ptr - nbBytes < bitD->start) { ------------------ | Branch (920:13): [True: 253, False: 5.60k] ------------------ 921| 253| nbBytes = (U32)(bitD->ptr - bitD->start); /* ptr > start */ 922| 253| result = BITv06_DStream_endOfBuffer; 923| 253| } 924| 5.86k| bitD->ptr -= nbBytes; 925| 5.86k| bitD->bitsConsumed -= nbBytes*8; 926| 5.86k| bitD->bitContainer = MEM_readLEST(bitD->ptr); /* reminder : srcSize > sizeof(bitD) */ 927| 5.86k| return result; 928| 27.7k| } 929| 27.7k|} zstd_v06.c:MEM_64bits: 105| 26.9k|MEM_STATIC unsigned MEM_64bits(void) { return sizeof(size_t)==8; } zstd_v06.c:HUFv06_decodeSymbolX2: 1995| 4.15M|{ 1996| 4.15M| const size_t val = BITv06_lookBitsFast(Dstream, dtLog); /* note : dtLog >= 1 */ 1997| 4.15M| const BYTE c = dt[val].byte; 1998| 4.15M| BITv06_skipBits(Dstream, dt[val].nbBits); 1999| 4.15M| return c; 2000| 4.15M|} zstd_v06.c:HUFv06_fillDTableX4: 2233| 320|{ 2234| 320| U32 rankVal[HUFv06_ABSOLUTEMAX_TABLELOG + 1]; 2235| 320| const int scaleLog = nbBitsBaseline - targetLog; /* note : targetLog >= srcLog, hence scaleLog <= 1 */ 2236| 320| const U32 minBits = nbBitsBaseline - maxWeight; 2237| 320| U32 s; 2238| | 2239| 320| memcpy(rankVal, rankValOrigin, sizeof(rankVal)); 2240| | 2241| | /* fill DTable */ 2242| 15.2k| for (s=0; s= minBits) { /* enough room for a second symbol */ ------------------ | Branch (2249:13): [True: 11.0k, False: 3.84k] ------------------ 2250| 11.0k| U32 sortedRank; 2251| 11.0k| int minWeight = nbBits + scaleLog; 2252| 11.0k| if (minWeight < 1) minWeight = 1; ------------------ | Branch (2252:17): [True: 1.39k, False: 9.69k] ------------------ 2253| 11.0k| sortedRank = rankStart[minWeight]; 2254| 11.0k| HUFv06_fillDTableX4Level2(DTable+start, targetLog-nbBits, nbBits, 2255| 11.0k| rankValOrigin[nbBits], minWeight, 2256| 11.0k| sortedList+sortedRank, sortedListSize-sortedRank, 2257| 11.0k| nbBitsBaseline, symbol); 2258| 11.0k| } else { 2259| 3.84k| HUFv06_DEltX4 DElt; 2260| 3.84k| MEM_writeLE16(&(DElt.sequence), symbol); 2261| 3.84k| DElt.nbBits = (BYTE)(nbBits); 2262| 3.84k| DElt.length = 1; 2263| 3.84k| { U32 u; 2264| 3.84k| const U32 end = start + length; 2265| 98.9k| for (u = start; u < end; u++) DTable[u] = DElt; ------------------ | Branch (2265:33): [True: 95.1k, False: 3.84k] ------------------ 2266| 3.84k| } } 2267| 14.9k| rankVal[weight] += length; 2268| 14.9k| } 2269| 320|} zstd_v06.c:HUFv06_fillDTableX4Level2: 2191| 11.0k|{ 2192| 11.0k| HUFv06_DEltX4 DElt; 2193| 11.0k| U32 rankVal[HUFv06_ABSOLUTEMAX_TABLELOG + 1]; 2194| | 2195| | /* get pre-calculated rankVal */ 2196| 11.0k| memcpy(rankVal, rankValOrigin, sizeof(rankVal)); 2197| | 2198| | /* fill skipped values */ 2199| 11.0k| if (minWeight>1) { ------------------ | Branch (2199:9): [True: 9.21k, False: 1.87k] ------------------ 2200| 9.21k| U32 i, skipSize = rankVal[minWeight]; 2201| 9.21k| MEM_writeLE16(&(DElt.sequence), baseSeq); 2202| 9.21k| DElt.nbBits = (BYTE)(consumed); 2203| 9.21k| DElt.length = 1; 2204| 143k| for (i = 0; i < skipSize; i++) ------------------ | Branch (2204:21): [True: 134k, False: 9.21k] ------------------ 2205| 134k| DTable[i] = DElt; 2206| 9.21k| } 2207| | 2208| | /* fill DTable */ 2209| 105k| { U32 s; for (s=0; s= 1 */ ------------------ | Branch (2221:43): [True: 986k, False: 94.5k] ------------------ 2222| | 2223| 94.5k| rankVal[weight] += length; 2224| 94.5k| }} 2225| 11.0k|} zstd_v06.c:MEM_writeLE16: 179| 107k|{ 180| 107k| if (MEM_isLittleEndian()) { ------------------ | Branch (180:9): [True: 107k, False: 0] ------------------ 181| 107k| MEM_write16(memPtr, val); 182| 107k| } else { 183| 0| BYTE* p = (BYTE*)memPtr; 184| 0| p[0] = (BYTE)val; 185| 0| p[1] = (BYTE)(val>>8); 186| 0| } 187| 107k|} zstd_v06.c:MEM_write16: 129| 107k|{ 130| 107k| memcpy(memPtr, &value, sizeof(value)); 131| 107k|} zstd_v06.c:HUFv06_decodeStreamX4: 2383| 50|{ 2384| 50| BYTE* const pStart = p; 2385| | 2386| | /* up to 8 symbols at a time */ 2387| 433| while ((BITv06_reloadDStream(bitDPtr) == BITv06_DStream_unfinished) && (p < pEnd-7)) { ------------------ | Branch (2387:12): [True: 404, False: 29] | Branch (2387:76): [True: 383, False: 21] ------------------ 2388| 383| HUFv06_DECODE_SYMBOLX4_2(p, bitDPtr); ------------------ | | 2379| 383| if (MEM_64bits()) \ | | ------------------ | | | Branch (2379:9): [True: 383, False: 0] | | ------------------ | | 2380| 383| ptr += HUFv06_decodeSymbolX4(ptr, DStreamPtr, dt, dtLog) ------------------ 2389| 383| HUFv06_DECODE_SYMBOLX4_1(p, bitDPtr); ------------------ | | 2375| 383| if (MEM_64bits() || (HUFv06_MAX_TABLELOG<=12)) \ | | ------------------ | | | | 1784| 0|#define HUFv06_MAX_TABLELOG 12 /* max configured tableLog (for static allocation); can be modified up to HUFv06_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (2375:9): [True: 383, False: 0] | | | Branch (2375:25): [True: 0, Folded] | | ------------------ | | 2376| 383| ptr += HUFv06_decodeSymbolX4(ptr, DStreamPtr, dt, dtLog) ------------------ 2390| 383| HUFv06_DECODE_SYMBOLX4_2(p, bitDPtr); ------------------ | | 2379| 383| if (MEM_64bits()) \ | | ------------------ | | | Branch (2379:9): [True: 383, False: 0] | | ------------------ | | 2380| 383| ptr += HUFv06_decodeSymbolX4(ptr, DStreamPtr, dt, dtLog) ------------------ 2391| 383| HUFv06_DECODE_SYMBOLX4_0(p, bitDPtr); ------------------ | | 2372| 383| ptr += HUFv06_decodeSymbolX4(ptr, DStreamPtr, dt, dtLog) ------------------ 2392| 383| } 2393| | 2394| | /* closer to the end */ 2395| 88| while ((BITv06_reloadDStream(bitDPtr) == BITv06_DStream_unfinished) && (p <= pEnd-2)) ------------------ | Branch (2395:12): [True: 55, False: 33] | Branch (2395:76): [True: 38, False: 17] ------------------ 2396| 38| HUFv06_DECODE_SYMBOLX4_0(p, bitDPtr); ------------------ | | 2372| 38| ptr += HUFv06_decodeSymbolX4(ptr, DStreamPtr, dt, dtLog) ------------------ 2397| | 2398| 1.88k| while (p <= pEnd-2) ------------------ | Branch (2398:12): [True: 1.83k, False: 50] ------------------ 2399| 1.83k| HUFv06_DECODE_SYMBOLX4_0(p, bitDPtr); /* no need to reload : reached the end of DStream */ ------------------ | | 2372| 1.83k| ptr += HUFv06_decodeSymbolX4(ptr, DStreamPtr, dt, dtLog) ------------------ 2400| | 2401| 50| if (p < pEnd) ------------------ | Branch (2401:9): [True: 30, False: 20] ------------------ 2402| 30| p += HUFv06_decodeLastSymbolX4(p, bitDPtr, dt, dtLog); 2403| | 2404| 50| return p-pStart; 2405| 50|} zstd_v06.c:HUFv06_decodeLastSymbolX4: 2357| 30|{ 2358| 30| const size_t val = BITv06_lookBitsFast(DStream, dtLog); /* note : dtLog >= 1 */ 2359| 30| memcpy(op, dt+val, 1); 2360| 30| if (dt[val].length==1) BITv06_skipBits(DStream, dt[val].nbBits); ------------------ | Branch (2360:9): [True: 13, False: 17] ------------------ 2361| 17| else { 2362| 17| if (DStream->bitsConsumed < (sizeof(DStream->bitContainer)*8)) { ------------------ | Branch (2362:13): [True: 13, False: 4] ------------------ 2363| 13| BITv06_skipBits(DStream, dt[val].nbBits); 2364| 13| if (DStream->bitsConsumed > (sizeof(DStream->bitContainer)*8)) ------------------ | Branch (2364:17): [True: 2, False: 11] ------------------ 2365| 2| DStream->bitsConsumed = (sizeof(DStream->bitContainer)*8); /* ugly hack; works only because it's the last symbol. Note : can't easily extract nbBits from just this symbol */ 2366| 13| } } 2367| 30| return 1; 2368| 30|} zstd_v06.c:HUFv06_decodeSymbolX4: 2349| 3.40k|{ 2350| 3.40k| const size_t val = BITv06_lookBitsFast(DStream, dtLog); /* note : dtLog >= 1 */ 2351| 3.40k| memcpy(op, dt+val, 2); 2352| 3.40k| BITv06_skipBits(DStream, dt[val].nbBits); 2353| 3.40k| return dt[val].length; 2354| 3.40k|} zstd_v06.c:ZSTDv06_frameHeaderSize: 2912| 5.64k|{ 2913| 5.64k| if (srcSize < ZSTDv06_frameHeaderSize_min) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2913:9): [True: 0, False: 5.64k] ------------------ 2914| 5.64k| { U32 const fcsId = (((const BYTE*)src)[4]) >> 6; 2915| 5.64k| return ZSTDv06_frameHeaderSize_min + ZSTDv06_fcs_fieldSize[fcsId]; } 2916| 5.64k|} zstd_v06.c:MEM_readLE64: 199| 109k|{ 200| 109k| if (MEM_isLittleEndian()) ------------------ | Branch (200:9): [True: 109k, False: 0] ------------------ 201| 109k| return MEM_read64(memPtr); 202| 0| else 203| 0| return MEM_swap64(MEM_read64(memPtr)); 204| 109k|} zstd_v06.c:MEM_read64: 124| 109k|{ 125| 109k| U64 val; memcpy(&val, memPtr, sizeof(val)); return val; 126| 109k|} zstd_v06.c:ZSTDv06_checkContinuity: 3465| 1.62k|{ 3466| 1.62k| if (dst != dctx->previousDstEnd) { /* not contiguous */ ------------------ | Branch (3466:9): [True: 1.62k, False: 0] ------------------ 3467| 1.62k| dctx->dictEnd = dctx->previousDstEnd; 3468| 1.62k| dctx->vBase = (const char*)dst - ((const char*)(dctx->previousDstEnd) - (const char*)(dctx->base)); 3469| 1.62k| dctx->base = dst; 3470| 1.62k| dctx->previousDstEnd = dst; 3471| 1.62k| } 3472| 1.62k|} zstd_v06.c:ZSTDv06_decompressBlock_internal: 3478| 1.15k|{ /* blockType == blockCompressed */ 3479| 1.15k| const BYTE* ip = (const BYTE*)src; 3480| | 3481| 1.15k| if (srcSize >= ZSTDv06_BLOCKSIZE_MAX) return ERROR(srcSize_wrong); ------------------ | | 344| 1.15k|#define ZSTDv06_BLOCKSIZE_MAX (128 * 1024) /* define, for static allocation */ ------------------ if (srcSize >= ZSTDv06_BLOCKSIZE_MAX) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3481:9): [True: 0, False: 1.15k] ------------------ 3482| | 3483| | /* Decode literals sub-block */ 3484| 1.15k| { size_t const litCSize = ZSTDv06_decodeLiteralsBlock(dctx, src, srcSize); 3485| 1.15k| if (ZSTDv06_isError(litCSize)) return litCSize; ------------------ | | 2731| 1.15k|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ | Branch (3485:13): [True: 777, False: 382] ------------------ 3486| 382| ip += litCSize; 3487| 382| srcSize -= litCSize; 3488| 382| } 3489| 0| return ZSTDv06_decompressSequences(dctx, dst, dstCapacity, ip, srcSize); 3490| 1.15k|} zstd_v06.c:ZSTDv06_decodeLiteralsBlock: 3000| 1.15k|{ 3001| 1.15k| const BYTE* const istart = (const BYTE*) src; 3002| | 3003| | /* any compressed block with literals segment must be at least this size */ 3004| 1.15k| if (srcSize < MIN_CBLOCK_SIZE) return ERROR(corruption_detected); ------------------ | | 424| 1.15k|#define MIN_CBLOCK_SIZE (1 /*litCSize*/ + 1 /* RLE or RAW */ + MIN_SEQUENCES_SIZE /* nbSeq==0 */) /* for a non-null block */ | | ------------------ | | | | 423| 1.15k|#define MIN_SEQUENCES_SIZE 1 /* nbSeq==0 */ | | ------------------ ------------------ if (srcSize < MIN_CBLOCK_SIZE) return ERROR(corruption_detected); ------------------ | | 49| 213|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 213|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 213|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3004:9): [True: 213, False: 946] ------------------ 3005| | 3006| 946| switch(istart[0]>> 6) 3007| 946| { 3008| 488| case IS_HUF: ------------------ | | 428| 488|#define IS_HUF 0 ------------------ | Branch (3008:5): [True: 488, False: 458] ------------------ 3009| 488| { size_t litSize, litCSize, singleStream=0; 3010| 488| U32 lhSize = ((istart[0]) >> 4) & 3; 3011| 488| if (srcSize < 5) return ERROR(corruption_detected); /* srcSize >= MIN_CBLOCK_SIZE == 3; here we need up to 5 for lhSize, + cSize (+nbSeq) */ ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3011:17): [True: 2, False: 486] ------------------ 3012| 486| switch(lhSize) 3013| 486| { 3014| 233| case 0: case 1: default: /* note : default is impossible, since lhSize into [0..3] */ ------------------ | Branch (3014:13): [True: 120, False: 366] | Branch (3014:21): [True: 113, False: 373] | Branch (3014:29): [True: 0, False: 486] ------------------ 3015| | /* 2 - 2 - 10 - 10 */ 3016| 233| lhSize=3; 3017| 233| singleStream = istart[0] & 16; 3018| 233| litSize = ((istart[0] & 15) << 6) + (istart[1] >> 2); 3019| 233| litCSize = ((istart[1] & 3) << 8) + istart[2]; 3020| 233| break; 3021| 57| case 2: ------------------ | Branch (3021:13): [True: 57, False: 429] ------------------ 3022| | /* 2 - 2 - 14 - 14 */ 3023| 57| lhSize=4; 3024| 57| litSize = ((istart[0] & 15) << 10) + (istart[1] << 2) + (istart[2] >> 6); 3025| 57| litCSize = ((istart[2] & 63) << 8) + istart[3]; 3026| 57| break; 3027| 196| case 3: ------------------ | Branch (3027:13): [True: 196, False: 290] ------------------ 3028| | /* 2 - 2 - 18 - 18 */ 3029| 196| lhSize=5; 3030| 196| litSize = ((istart[0] & 15) << 14) + (istart[1] << 6) + (istart[2] >> 2); 3031| 196| litCSize = ((istart[2] & 3) << 16) + (istart[3] << 8) + istart[4]; 3032| 196| break; 3033| 486| } 3034| 486| if (litSize > ZSTDv06_BLOCKSIZE_MAX) return ERROR(corruption_detected); ------------------ | | 344| 486|#define ZSTDv06_BLOCKSIZE_MAX (128 * 1024) /* define, for static allocation */ ------------------ if (litSize > ZSTDv06_BLOCKSIZE_MAX) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3034:17): [True: 1, False: 485] ------------------ 3035| 485| if (litCSize + lhSize > srcSize) return ERROR(corruption_detected); ------------------ | | 49| 38|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 38|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 38|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3035:17): [True: 38, False: 447] ------------------ 3036| | 3037| 447| if (HUFv06_isError(singleStream ? ------------------ | | 2733| 447|#define HUFv06_isError ERR_isError ------------------ | Branch (3037:17): [True: 426, False: 21] | Branch (3037:32): [True: 109, False: 338] ------------------ 3038| 109| HUFv06_decompress1X2(dctx->litBuffer, litSize, istart+lhSize, litCSize) : 3039| 447| HUFv06_decompress (dctx->litBuffer, litSize, istart+lhSize, litCSize) )) 3040| 426| return ERROR(corruption_detected); ------------------ | | 49| 426|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 426|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 426|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3041| | 3042| 21| dctx->litPtr = dctx->litBuffer; 3043| 21| dctx->litSize = litSize; 3044| 21| memset(dctx->litBuffer + dctx->litSize, 0, WILDCOPY_OVERLENGTH); ------------------ | | 487| 21|#define WILDCOPY_OVERLENGTH 8 ------------------ 3045| 21| return litCSize + lhSize; 3046| 447| } 3047| 77| case IS_PCH: ------------------ | | 429| 77|#define IS_PCH 1 ------------------ | Branch (3047:5): [True: 77, False: 869] ------------------ 3048| 77| { size_t litSize, litCSize; 3049| 77| U32 lhSize = ((istart[0]) >> 4) & 3; 3050| 77| if (lhSize != 1) /* only case supported for now : small litSize, single stream */ ------------------ | Branch (3050:17): [True: 1, False: 76] ------------------ 3051| 1| return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3052| 76| if (!dctx->flagRepeatTable) ------------------ | Branch (3052:17): [True: 9, False: 67] ------------------ 3053| 9| return ERROR(dictionary_corrupted); ------------------ | | 49| 9|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 9|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 9|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3054| | 3055| | /* 2 - 2 - 10 - 10 */ 3056| 67| lhSize=3; 3057| 67| litSize = ((istart[0] & 15) << 6) + (istart[1] >> 2); 3058| 67| litCSize = ((istart[1] & 3) << 8) + istart[2]; 3059| 67| if (litCSize + lhSize > srcSize) return ERROR(corruption_detected); ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3059:17): [True: 2, False: 65] ------------------ 3060| | 3061| 65| { size_t const errorCode = HUFv06_decompress1X4_usingDTable(dctx->litBuffer, litSize, istart+lhSize, litCSize, dctx->hufTableX4); 3062| 65| if (HUFv06_isError(errorCode)) return ERROR(corruption_detected); ------------------ | | 2733| 65|#define HUFv06_isError ERR_isError ------------------ if (HUFv06_isError(errorCode)) return ERROR(corruption_detected); ------------------ | | 49| 62|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 62|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 62|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3062:21): [True: 62, False: 3] ------------------ 3063| 65| } 3064| 3| dctx->litPtr = dctx->litBuffer; 3065| 3| dctx->litSize = litSize; 3066| 3| memset(dctx->litBuffer + dctx->litSize, 0, WILDCOPY_OVERLENGTH); ------------------ | | 487| 3|#define WILDCOPY_OVERLENGTH 8 ------------------ 3067| 3| return litCSize + lhSize; 3068| 65| } 3069| 48| case IS_RAW: ------------------ | | 430| 48|#define IS_RAW 2 ------------------ | Branch (3069:5): [True: 48, False: 898] ------------------ 3070| 48| { size_t litSize; 3071| 48| U32 lhSize = ((istart[0]) >> 4) & 3; 3072| 48| switch(lhSize) 3073| 48| { 3074| 25| case 0: case 1: default: /* note : default is impossible, since lhSize into [0..3] */ ------------------ | Branch (3074:13): [True: 11, False: 37] | Branch (3074:21): [True: 14, False: 34] | Branch (3074:29): [True: 0, False: 48] ------------------ 3075| 25| lhSize=1; 3076| 25| litSize = istart[0] & 31; 3077| 25| break; 3078| 9| case 2: ------------------ | Branch (3078:13): [True: 9, False: 39] ------------------ 3079| 9| litSize = ((istart[0] & 15) << 8) + istart[1]; 3080| 9| break; 3081| 14| case 3: ------------------ | Branch (3081:13): [True: 14, False: 34] ------------------ 3082| 14| litSize = ((istart[0] & 15) << 16) + (istart[1] << 8) + istart[2]; 3083| 14| break; 3084| 48| } 3085| | 3086| 48| if (lhSize+litSize+WILDCOPY_OVERLENGTH > srcSize) { /* risk reading beyond src buffer with wildcopy */ ------------------ | | 487| 48|#define WILDCOPY_OVERLENGTH 8 ------------------ | Branch (3086:17): [True: 26, False: 22] ------------------ 3087| 26| if (litSize+lhSize > srcSize) return ERROR(corruption_detected); ------------------ | | 49| 21|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 21|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 21|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3087:21): [True: 21, False: 5] ------------------ 3088| 5| memcpy(dctx->litBuffer, istart+lhSize, litSize); 3089| 5| dctx->litPtr = dctx->litBuffer; 3090| 5| dctx->litSize = litSize; 3091| 5| memset(dctx->litBuffer + dctx->litSize, 0, WILDCOPY_OVERLENGTH); ------------------ | | 487| 5|#define WILDCOPY_OVERLENGTH 8 ------------------ 3092| 5| return lhSize+litSize; 3093| 26| } 3094| | /* direct reference into compressed stream */ 3095| 22| dctx->litPtr = istart+lhSize; 3096| 22| dctx->litSize = litSize; 3097| 22| return lhSize+litSize; 3098| 48| } 3099| 333| case IS_RLE: ------------------ | | 431| 333|#define IS_RLE 3 ------------------ | Branch (3099:5): [True: 333, False: 613] ------------------ 3100| 333| { size_t litSize; 3101| 333| U32 lhSize = ((istart[0]) >> 4) & 3; 3102| 333| switch(lhSize) 3103| 333| { 3104| 27| case 0: case 1: default: /* note : default is impossible, since lhSize into [0..3] */ ------------------ | Branch (3104:13): [True: 10, False: 323] | Branch (3104:21): [True: 17, False: 316] | Branch (3104:29): [True: 0, False: 333] ------------------ 3105| 27| lhSize = 1; 3106| 27| litSize = istart[0] & 31; 3107| 27| break; 3108| 259| case 2: ------------------ | Branch (3108:13): [True: 259, False: 74] ------------------ 3109| 259| litSize = ((istart[0] & 15) << 8) + istart[1]; 3110| 259| break; 3111| 47| case 3: ------------------ | Branch (3111:13): [True: 47, False: 286] ------------------ 3112| 47| litSize = ((istart[0] & 15) << 16) + (istart[1] << 8) + istart[2]; 3113| 47| if (srcSize<4) return ERROR(corruption_detected); /* srcSize >= MIN_CBLOCK_SIZE == 3; here we need lhSize+1 = 4 */ ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3113:21): [True: 1, False: 46] ------------------ 3114| 46| break; 3115| 333| } 3116| 332| if (litSize > ZSTDv06_BLOCKSIZE_MAX) return ERROR(corruption_detected); ------------------ | | 344| 332|#define ZSTDv06_BLOCKSIZE_MAX (128 * 1024) /* define, for static allocation */ ------------------ if (litSize > ZSTDv06_BLOCKSIZE_MAX) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3116:17): [True: 1, False: 331] ------------------ 3117| 331| memset(dctx->litBuffer, istart[lhSize], litSize + WILDCOPY_OVERLENGTH); ------------------ | | 487| 331|#define WILDCOPY_OVERLENGTH 8 ------------------ 3118| 331| dctx->litPtr = dctx->litBuffer; 3119| 331| dctx->litSize = litSize; 3120| 331| return lhSize+1; 3121| 332| } 3122| 0| default: ------------------ | Branch (3122:5): [True: 0, False: 946] ------------------ 3123| 0| return ERROR(corruption_detected); /* impossible */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3124| 946| } 3125| 946|} zstd_v06.c:ZSTDv06_decompressSequences: 3391| 382|{ 3392| 382| const BYTE* ip = (const BYTE*)seqStart; 3393| 382| const BYTE* const iend = ip + seqSize; 3394| 382| BYTE* const ostart = (BYTE*)dst; 3395| 382| BYTE* const oend = ostart + maxDstSize; 3396| 382| BYTE* op = ostart; 3397| 382| const BYTE* litPtr = dctx->litPtr; 3398| 382| const BYTE* const litEnd = litPtr + dctx->litSize; 3399| 382| FSEv06_DTable* DTableLL = dctx->LLTable; 3400| 382| FSEv06_DTable* DTableML = dctx->MLTable; 3401| 382| FSEv06_DTable* DTableOffb = dctx->OffTable; 3402| 382| const BYTE* const base = (const BYTE*) (dctx->base); 3403| 382| const BYTE* const vBase = (const BYTE*) (dctx->vBase); 3404| 382| const BYTE* const dictEnd = (const BYTE*) (dctx->dictEnd); 3405| 382| int nbSeq; 3406| | 3407| | /* Build Decoding Tables */ 3408| 382| { size_t const seqHSize = ZSTDv06_decodeSeqHeaders(&nbSeq, DTableLL, DTableML, DTableOffb, dctx->flagRepeatTable, ip, seqSize); 3409| 382| if (ZSTDv06_isError(seqHSize)) return seqHSize; ------------------ | | 2731| 382|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ | Branch (3409:13): [True: 65, False: 317] ------------------ 3410| 317| ip += seqHSize; 3411| 317| dctx->flagRepeatTable = 0; 3412| 317| } 3413| | 3414| | /* Regen sequences */ 3415| 317| if (nbSeq) { ------------------ | Branch (3415:9): [True: 284, False: 33] ------------------ 3416| 284| seq_t sequence; 3417| 284| seqState_t seqState; 3418| | 3419| 284| memset(&sequence, 0, sizeof(sequence)); 3420| 284| sequence.offset = REPCODE_STARTVALUE; ------------------ | | 437| 284|#define REPCODE_STARTVALUE 1 ------------------ 3421| 1.13k| { U32 i; for (i=0; i= 5810037) && (pos < 5810400)) 3437| | printf("Dpos %6u :%5u literals & match %3u bytes at distance %6u \n", 3438| | pos, (U32)sequence.litLength, (U32)sequence.matchLength, (U32)sequence.offset); 3439| |#endif 3440| | 3441| 91.4k| { size_t const oneSeqSize = ZSTDv06_execSequence(op, oend, sequence, &litPtr, litEnd, base, vBase, dictEnd); 3442| 91.4k| if (ZSTDv06_isError(oneSeqSize)) return oneSeqSize; ------------------ | | 2731| 91.4k|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ | Branch (3442:21): [True: 152, False: 91.3k] ------------------ 3443| 91.3k| op += oneSeqSize; 3444| 91.3k| } } 3445| | 3446| | /* check if reached exact end */ 3447| 103| if (nbSeq) return ERROR(corruption_detected); ------------------ | | 49| 87|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 87|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 87|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3447:13): [True: 87, False: 16] ------------------ 3448| 103| } 3449| | 3450| | /* last literal segment */ 3451| 49| { size_t const lastLLSize = litEnd - litPtr; 3452| 49| if (litPtr > litEnd) return ERROR(corruption_detected); /* too many literals already used */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3452:13): [True: 0, False: 49] ------------------ 3453| 49| if (op+lastLLSize > oend) return ERROR(dstSize_tooSmall); ------------------ | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3453:13): [True: 4, False: 45] ------------------ 3454| 45| if (lastLLSize > 0) { ------------------ | Branch (3454:13): [True: 41, False: 4] ------------------ 3455| 41| memcpy(op, litPtr, lastLLSize); 3456| 41| op += lastLLSize; 3457| 41| } 3458| 45| } 3459| | 3460| 0| return op-ostart; 3461| 49|} zstd_v06.c:ZSTDv06_decodeSeqHeaders: 3165| 382|{ 3166| 382| const BYTE* const istart = (const BYTE*)src; 3167| 382| const BYTE* const iend = istart + srcSize; 3168| 382| const BYTE* ip = istart; 3169| | 3170| | /* check */ 3171| 382| if (srcSize < MIN_SEQUENCES_SIZE) return ERROR(srcSize_wrong); ------------------ | | 423| 382|#define MIN_SEQUENCES_SIZE 1 /* nbSeq==0 */ ------------------ if (srcSize < MIN_SEQUENCES_SIZE) return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3171:9): [True: 1, False: 381] ------------------ 3172| | 3173| | /* SeqHead */ 3174| 381| { int nbSeq = *ip++; 3175| 381| if (!nbSeq) { *nbSeqPtr=0; return 1; } ------------------ | Branch (3175:13): [True: 28, False: 353] ------------------ 3176| 353| if (nbSeq > 0x7F) { ------------------ | Branch (3176:13): [True: 164, False: 189] ------------------ 3177| 164| if (nbSeq == 0xFF) { ------------------ | Branch (3177:17): [True: 52, False: 112] ------------------ 3178| 52| if (ip+2 > iend) return ERROR(srcSize_wrong); ------------------ | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3178:21): [True: 3, False: 49] ------------------ 3179| 49| nbSeq = MEM_readLE16(ip) + LONGNBSEQ, ip+=2; ------------------ | | 433| 49|#define LONGNBSEQ 0x7F00 ------------------ 3180| 112| } else { 3181| 112| if (ip >= iend) return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3181:21): [True: 1, False: 111] ------------------ 3182| 111| nbSeq = ((nbSeq-0x80)<<8) + *ip++; 3183| 111| } 3184| 164| } 3185| 349| *nbSeqPtr = nbSeq; 3186| 349| } 3187| | 3188| | /* FSE table descriptors */ 3189| 349| if (ip + 4 > iend) return ERROR(srcSize_wrong); /* min : header byte + all 3 are "raw", hence no header, but at least xxLog bits per type */ ------------------ | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3189:9): [True: 4, False: 345] ------------------ 3190| 345| { U32 const LLtype = *ip >> 6; 3191| 345| U32 const Offtype = (*ip >> 4) & 3; 3192| 345| U32 const MLtype = (*ip >> 2) & 3; 3193| 345| ip++; 3194| | 3195| | /* Build DTables */ 3196| 345| { size_t const bhSize = ZSTDv06_buildSeqTable(DTableLL, LLtype, MaxLL, LLFSELog, ip, iend-ip, LL_defaultNorm, LL_defaultNormLog, flagRepeatTable); ------------------ | | 442| 345|#define MaxLL 35 ------------------ { size_t const bhSize = ZSTDv06_buildSeqTable(DTableLL, LLtype, MaxLL, LLFSELog, ip, iend-ip, LL_defaultNorm, LL_defaultNormLog, flagRepeatTable); ------------------ | | 446| 345|#define LLFSELog 9 ------------------ 3197| 345| if (ZSTDv06_isError(bhSize)) return ERROR(corruption_detected); ------------------ | | 2731| 345|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ if (ZSTDv06_isError(bhSize)) return ERROR(corruption_detected); ------------------ | | 49| 13|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 13|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 13|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3197:17): [True: 13, False: 332] ------------------ 3198| 332| ip += bhSize; 3199| 332| } 3200| 332| { size_t const bhSize = ZSTDv06_buildSeqTable(DTableOffb, Offtype, MaxOff, OffFSELog, ip, iend-ip, OF_defaultNorm, OF_defaultNormLog, flagRepeatTable); ------------------ | | 443| 332|#define MaxOff 28 ------------------ { size_t const bhSize = ZSTDv06_buildSeqTable(DTableOffb, Offtype, MaxOff, OffFSELog, ip, iend-ip, OF_defaultNorm, OF_defaultNormLog, flagRepeatTable); ------------------ | | 447| 332|#define OffFSELog 8 ------------------ 3201| 332| if (ZSTDv06_isError(bhSize)) return ERROR(corruption_detected); ------------------ | | 2731| 332|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ if (ZSTDv06_isError(bhSize)) return ERROR(corruption_detected); ------------------ | | 49| 23|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 23|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 23|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3201:17): [True: 23, False: 309] ------------------ 3202| 309| ip += bhSize; 3203| 309| } 3204| 309| { size_t const bhSize = ZSTDv06_buildSeqTable(DTableML, MLtype, MaxML, MLFSELog, ip, iend-ip, ML_defaultNorm, ML_defaultNormLog, flagRepeatTable); ------------------ | | 441| 309|#define MaxML 52 ------------------ { size_t const bhSize = ZSTDv06_buildSeqTable(DTableML, MLtype, MaxML, MLFSELog, ip, iend-ip, ML_defaultNorm, ML_defaultNormLog, flagRepeatTable); ------------------ | | 445| 309|#define MLFSELog 9 ------------------ 3205| 309| if (ZSTDv06_isError(bhSize)) return ERROR(corruption_detected); ------------------ | | 2731| 309|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ if (ZSTDv06_isError(bhSize)) return ERROR(corruption_detected); ------------------ | | 49| 20|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 20|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 20|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3205:17): [True: 20, False: 289] ------------------ 3206| 289| ip += bhSize; 3207| 289| } } 3208| | 3209| 0| return ip-istart; 3210| 309|} zstd_v06.c:ZSTDv06_buildSeqTable: 3135| 986|{ 3136| 986| switch(type) 3137| 986| { 3138| 150| case FSEv06_ENCODING_RLE : ------------------ | | 450| 150|#define FSEv06_ENCODING_RLE 1 ------------------ | Branch (3138:5): [True: 150, False: 836] ------------------ 3139| 150| if (!srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3139:13): [True: 2, False: 148] ------------------ 3140| 148| if ( (*(const BYTE*)src) > max) return ERROR(corruption_detected); ------------------ | | 49| 7|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 7|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 7|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3140:14): [True: 7, False: 141] ------------------ 3141| 141| FSEv06_buildDTable_rle(DTable, *(const BYTE*)src); /* if *src > max, data is corrupted */ 3142| 141| return 1; 3143| 323| case FSEv06_ENCODING_RAW : ------------------ | | 449| 323|#define FSEv06_ENCODING_RAW 0 ------------------ | Branch (3143:5): [True: 323, False: 663] ------------------ 3144| 323| FSEv06_buildDTable(DTable, defaultNorm, max, defaultLog); 3145| 323| return 0; 3146| 10| case FSEv06_ENCODING_STATIC: ------------------ | | 451| 10|#define FSEv06_ENCODING_STATIC 2 ------------------ | Branch (3146:5): [True: 10, False: 976] ------------------ 3147| 10| if (!flagRepeatTable) return ERROR(corruption_detected); ------------------ | | 49| 7|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 7|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 7|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3147:13): [True: 7, False: 3] ------------------ 3148| 3| return 0; 3149| 0| default : /* impossible */ ------------------ | Branch (3149:5): [True: 0, False: 986] ------------------ 3150| 503| case FSEv06_ENCODING_DYNAMIC : ------------------ | | 452| 503|#define FSEv06_ENCODING_DYNAMIC 3 ------------------ | Branch (3150:5): [True: 503, False: 483] ------------------ 3151| 503| { U32 tableLog; 3152| 503| S16 norm[MaxSeq+1]; 3153| 503| size_t const headerSize = FSEv06_readNCount(norm, &max, &tableLog, src, srcSize); 3154| 503| if (FSEv06_isError(headerSize)) return ERROR(corruption_detected); ------------------ | | 2732| 503|#define FSEv06_isError ERR_isError ------------------ if (FSEv06_isError(headerSize)) return ERROR(corruption_detected); ------------------ | | 49| 24|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 24|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 24|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3154:17): [True: 24, False: 479] ------------------ 3155| 479| if (tableLog > maxLog) return ERROR(corruption_detected); ------------------ | | 49| 16|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 16|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 16|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3155:17): [True: 16, False: 463] ------------------ 3156| 463| FSEv06_buildDTable(DTable, norm, max, tableLog); 3157| 463| return headerSize; 3158| 479| } } 3159| 986|} zstd_v06.c:ZSTDv06_decodeSequence: 3230| 91.4k|{ 3231| | /* Literal length */ 3232| 91.4k| U32 const llCode = FSEv06_peekSymbol(&(seqState->stateLL)); 3233| 91.4k| U32 const mlCode = FSEv06_peekSymbol(&(seqState->stateML)); 3234| 91.4k| U32 const ofCode = FSEv06_peekSymbol(&(seqState->stateOffb)); /* <= maxOff, by table construction */ 3235| | 3236| 91.4k| U32 const llBits = LL_bits[llCode]; 3237| 91.4k| U32 const mlBits = ML_bits[mlCode]; 3238| 91.4k| U32 const ofBits = ofCode; 3239| 91.4k| U32 const totalBits = llBits+mlBits+ofBits; 3240| | 3241| 91.4k| static const U32 LL_base[MaxLL+1] = { 3242| 91.4k| 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 3243| 91.4k| 16, 18, 20, 22, 24, 28, 32, 40, 48, 64, 0x80, 0x100, 0x200, 0x400, 0x800, 0x1000, 3244| 91.4k| 0x2000, 0x4000, 0x8000, 0x10000 }; 3245| | 3246| 91.4k| static const U32 ML_base[MaxML+1] = { 3247| 91.4k| 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 3248| 91.4k| 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 3249| 91.4k| 32, 34, 36, 38, 40, 44, 48, 56, 64, 80, 96, 0x80, 0x100, 0x200, 0x400, 0x800, 3250| 91.4k| 0x1000, 0x2000, 0x4000, 0x8000, 0x10000 }; 3251| | 3252| 91.4k| static const U32 OF_base[MaxOff+1] = { 3253| 91.4k| 0, 1, 3, 7, 0xF, 0x1F, 0x3F, 0x7F, 3254| 91.4k| 0xFF, 0x1FF, 0x3FF, 0x7FF, 0xFFF, 0x1FFF, 0x3FFF, 0x7FFF, 3255| 91.4k| 0xFFFF, 0x1FFFF, 0x3FFFF, 0x7FFFF, 0xFFFFF, 0x1FFFFF, 0x3FFFFF, 0x7FFFFF, 3256| 91.4k| 0xFFFFFF, 0x1FFFFFF, 0x3FFFFFF, /*fake*/ 1, 1 }; 3257| | 3258| | /* sequence */ 3259| 91.4k| { size_t offset; 3260| 91.4k| if (!ofCode) ------------------ | Branch (3260:13): [True: 86.6k, False: 4.79k] ------------------ 3261| 86.6k| offset = 0; 3262| 4.79k| else { 3263| 4.79k| offset = OF_base[ofCode] + BITv06_readBits(&(seqState->DStream), ofBits); /* <= 26 bits */ 3264| 4.79k| if (MEM_32bits()) BITv06_reloadDStream(&(seqState->DStream)); ------------------ | Branch (3264:17): [True: 0, False: 4.79k] ------------------ 3265| 4.79k| } 3266| | 3267| 91.4k| if (offset < ZSTDv06_REP_NUM) { ------------------ | | 401| 91.4k|#define ZSTDv06_REP_NUM 3 ------------------ | Branch (3267:13): [True: 89.5k, False: 1.89k] ------------------ 3268| 89.5k| if (llCode == 0 && offset <= 1) offset = 1-offset; ------------------ | Branch (3268:17): [True: 84.8k, False: 4.75k] | Branch (3268:32): [True: 84.4k, False: 404] ------------------ 3269| | 3270| 89.5k| if (offset != 0) { ------------------ | Branch (3270:17): [True: 86.0k, False: 3.51k] ------------------ 3271| 86.0k| size_t temp = seqState->prevOffset[offset]; 3272| 86.0k| if (offset != 1) { ------------------ | Branch (3272:21): [True: 1.10k, False: 84.9k] ------------------ 3273| 1.10k| seqState->prevOffset[2] = seqState->prevOffset[1]; 3274| 1.10k| } 3275| 86.0k| seqState->prevOffset[1] = seqState->prevOffset[0]; 3276| 86.0k| seqState->prevOffset[0] = offset = temp; 3277| | 3278| 86.0k| } else { 3279| 3.51k| offset = seqState->prevOffset[0]; 3280| 3.51k| } 3281| 89.5k| } else { 3282| 1.89k| offset -= ZSTDv06_REP_MOVE; ------------------ | | 403| 1.89k|#define ZSTDv06_REP_MOVE (ZSTDv06_REP_NUM-1) | | ------------------ | | | | 401| 1.89k|#define ZSTDv06_REP_NUM 3 | | ------------------ ------------------ 3283| 1.89k| seqState->prevOffset[2] = seqState->prevOffset[1]; 3284| 1.89k| seqState->prevOffset[1] = seqState->prevOffset[0]; 3285| 1.89k| seqState->prevOffset[0] = offset; 3286| 1.89k| } 3287| 91.4k| seq->offset = offset; 3288| 91.4k| } 3289| | 3290| 91.4k| seq->matchLength = ML_base[mlCode] + MINMATCH + ((mlCode>31) ? BITv06_readBits(&(seqState->DStream), mlBits) : 0); /* <= 16 bits */ ------------------ | | 435| 91.4k|#define MINMATCH 3 ------------------ | Branch (3290:54): [True: 1.77k, False: 89.7k] ------------------ 3291| 91.4k| if (MEM_32bits() && (mlBits+llBits>24)) BITv06_reloadDStream(&(seqState->DStream)); ------------------ | Branch (3291:9): [True: 0, False: 91.4k] | Branch (3291:25): [True: 0, False: 0] ------------------ 3292| | 3293| 91.4k| seq->litLength = LL_base[llCode] + ((llCode>15) ? BITv06_readBits(&(seqState->DStream), llBits) : 0); /* <= 16 bits */ ------------------ | Branch (3293:41): [True: 2.27k, False: 89.2k] ------------------ 3294| 91.4k| if (MEM_32bits() || ------------------ | Branch (3294:9): [True: 0, False: 91.4k] ------------------ 3295| 91.4k| (totalBits > 64 - 7 - (LLFSELog+MLFSELog+OffFSELog)) ) BITv06_reloadDStream(&(seqState->DStream)); ------------------ | | 446| 91.4k|#define LLFSELog 9 ------------------ (totalBits > 64 - 7 - (LLFSELog+MLFSELog+OffFSELog)) ) BITv06_reloadDStream(&(seqState->DStream)); ------------------ | | 445| 91.4k|#define MLFSELog 9 ------------------ (totalBits > 64 - 7 - (LLFSELog+MLFSELog+OffFSELog)) ) BITv06_reloadDStream(&(seqState->DStream)); ------------------ | | 447| 91.4k|#define OffFSELog 8 ------------------ | Branch (3295:8): [True: 100, False: 91.3k] ------------------ 3296| | 3297| | /* ANS state update */ 3298| 91.4k| FSEv06_updateState(&(seqState->stateLL), &(seqState->DStream)); /* <= 9 bits */ 3299| 91.4k| FSEv06_updateState(&(seqState->stateML), &(seqState->DStream)); /* <= 9 bits */ 3300| 91.4k| if (MEM_32bits()) BITv06_reloadDStream(&(seqState->DStream)); /* <= 18 bits */ ------------------ | Branch (3300:9): [True: 0, False: 91.4k] ------------------ 3301| 91.4k| FSEv06_updateState(&(seqState->stateOffb), &(seqState->DStream)); /* <= 8 bits */ 3302| 91.4k|} zstd_v06.c:FSEv06_peekSymbol: 1062| 274k|{ 1063| 274k| FSEv06_decode_t const DInfo = ((const FSEv06_decode_t*)(DStatePtr->table))[DStatePtr->state]; 1064| 274k| return DInfo.symbol; 1065| 274k|} zstd_v06.c:FSEv06_updateState: 1068| 274k|{ 1069| 274k| FSEv06_decode_t const DInfo = ((const FSEv06_decode_t*)(DStatePtr->table))[DStatePtr->state]; 1070| 274k| U32 const nbBits = DInfo.nbBits; 1071| 274k| size_t const lowBits = BITv06_readBits(bitD, nbBits); 1072| 274k| DStatePtr->state = DInfo.newState + lowBits; 1073| 274k|} zstd_v06.c:ZSTDv06_execSequence: 3309| 91.4k|{ 3310| 91.4k| BYTE* const oLitEnd = op + sequence.litLength; 3311| 91.4k| size_t const sequenceLength = sequence.litLength + sequence.matchLength; 3312| 91.4k| BYTE* const oMatchEnd = op + sequenceLength; /* risk : address space overflow (32-bits) */ 3313| 91.4k| BYTE* const oend_8 = oend-8; 3314| 91.4k| const BYTE* const iLitEnd = *litPtr + sequence.litLength; 3315| 91.4k| const BYTE* match = oLitEnd - sequence.offset; 3316| | 3317| | /* checks */ 3318| 91.4k| size_t const seqLength = sequence.litLength + sequence.matchLength; 3319| | 3320| 91.4k| if (seqLength > (size_t)(oend - op)) return ERROR(dstSize_tooSmall); ------------------ | | 49| 28|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 28|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 28|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3320:9): [True: 28, False: 91.4k] ------------------ 3321| 91.4k| if (sequence.litLength > (size_t)(litLimit - *litPtr)) return ERROR(corruption_detected); ------------------ | | 49| 51|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 51|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 51|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3321:9): [True: 51, False: 91.4k] ------------------ 3322| | /* Now we know there are no overflow in literal nor match lengths, can use pointer checks */ 3323| 91.4k| if (oLitEnd > oend_8) return ERROR(dstSize_tooSmall); ------------------ | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3323:9): [True: 3, False: 91.3k] ------------------ 3324| | 3325| 91.3k| if (oMatchEnd > oend) return ERROR(dstSize_tooSmall); /* overwrite beyond dst buffer */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3325:9): [True: 0, False: 91.3k] ------------------ 3326| 91.3k| if (iLitEnd > litLimit) return ERROR(corruption_detected); /* overRead beyond lit buffer */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3326:9): [True: 0, False: 91.3k] ------------------ 3327| | 3328| | /* copy Literals */ 3329| 91.3k| ZSTDv06_wildcopy(op, *litPtr, (ptrdiff_t)sequence.litLength); /* note : oLitEnd <= oend-8 : no risk of overwrite beyond oend */ 3330| 91.3k| op = oLitEnd; 3331| 91.3k| *litPtr = iLitEnd; /* update for next sequence */ 3332| | 3333| | /* copy Match */ 3334| 91.3k| if (sequence.offset > (size_t)(oLitEnd - base)) { ------------------ | Branch (3334:9): [True: 150, False: 91.2k] ------------------ 3335| | /* offset beyond prefix */ 3336| 150| if (sequence.offset > (size_t)(oLitEnd - vBase)) return ERROR(corruption_detected); ------------------ | | 49| 70|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 70|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 70|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3336:13): [True: 70, False: 80] ------------------ 3337| 80| match = dictEnd - (base-match); 3338| 80| if (match + sequence.matchLength <= dictEnd) { ------------------ | Branch (3338:13): [True: 52, False: 28] ------------------ 3339| 52| memmove(oLitEnd, match, sequence.matchLength); 3340| 52| return sequenceLength; 3341| 52| } 3342| | /* span extDict & currentPrefixSegment */ 3343| 28| { size_t const length1 = dictEnd - match; 3344| 28| memmove(oLitEnd, match, length1); 3345| 28| op = oLitEnd + length1; 3346| 28| sequence.matchLength -= length1; 3347| 28| match = base; 3348| 28| if (op > oend_8 || sequence.matchLength < MINMATCH) { ------------------ | | 435| 28|#define MINMATCH 3 ------------------ | Branch (3348:17): [True: 0, False: 28] | Branch (3348:32): [True: 14, False: 14] ------------------ 3349| 40| while (op < oMatchEnd) *op++ = *match++; ------------------ | Branch (3349:22): [True: 26, False: 14] ------------------ 3350| 14| return sequenceLength; 3351| 14| } 3352| 28| } } 3353| | /* Requirement: op <= oend_8 */ 3354| | 3355| | /* match within prefix */ 3356| 91.2k| if (sequence.offset < 8) { ------------------ | Branch (3356:9): [True: 89.4k, False: 1.83k] ------------------ 3357| | /* close range match, overlap */ 3358| 89.4k| static const U32 dec32table[] = { 0, 1, 2, 1, 4, 4, 4, 4 }; /* added */ 3359| 89.4k| static const int dec64table[] = { 8, 8, 8, 7, 8, 9,10,11 }; /* subtracted */ 3360| 89.4k| int const sub2 = dec64table[sequence.offset]; 3361| 89.4k| op[0] = match[0]; 3362| 89.4k| op[1] = match[1]; 3363| 89.4k| op[2] = match[2]; 3364| 89.4k| op[3] = match[3]; 3365| 89.4k| match += dec32table[sequence.offset]; 3366| 89.4k| ZSTDv06_copy4(op+4, match); 3367| 89.4k| match -= sub2; 3368| 89.4k| } else { 3369| 1.83k| ZSTDv06_copy8(op, match); 3370| 1.83k| } 3371| 91.2k| op += 8; match += 8; 3372| | 3373| 91.2k| if (oMatchEnd > oend-(16-MINMATCH)) { ------------------ | | 435| 91.2k|#define MINMATCH 3 ------------------ | Branch (3373:9): [True: 26, False: 91.2k] ------------------ 3374| 26| if (op < oend_8) { ------------------ | Branch (3374:13): [True: 17, False: 9] ------------------ 3375| 17| ZSTDv06_wildcopy(op, match, oend_8 - op); 3376| 17| match += oend_8 - op; 3377| 17| op = oend_8; 3378| 17| } 3379| 91| while (op < oMatchEnd) *op++ = *match++; ------------------ | Branch (3379:16): [True: 65, False: 26] ------------------ 3380| 91.2k| } else { 3381| 91.2k| ZSTDv06_wildcopy(op, match, (ptrdiff_t)sequence.matchLength-8); /* works even if matchLength < 8 */ 3382| 91.2k| } 3383| 91.2k| return sequenceLength; 3384| 91.3k|} zstd_v06.c:ZSTDv06_wildcopy: 489| 182k|{ 490| 182k| const BYTE* ip = (const BYTE*)src; 491| 182k| BYTE* op = (BYTE*)dst; 492| 182k| BYTE* const oend = op + length; 493| 182k| do 494| 3.40M| COPY8(op, ip) ------------------ | | 483| 3.40M|#define COPY8(d,s) { ZSTDv06_copy8(d,s); d+=8; s+=8; } ------------------ 495| 3.40M| while (op < oend); ------------------ | Branch (495:12): [True: 3.22M, False: 182k] ------------------ 496| 182k|} zstd_v06.c:ZSTDv06_copy4: 2739| 89.4k|static void ZSTDv06_copy4(void* dst, const void* src) { memcpy(dst, src, 4); } zstd_v06.c:ZSTDv06_copy8: 482| 3.40M|static void ZSTDv06_copy8(void* dst, const void* src) { memcpy(dst, src, 8); } zstd_v06.c:ZSTDv06_decompressFrame: 3507| 1.62k|{ 3508| 1.62k| const BYTE* ip = (const BYTE*)src; 3509| 1.62k| const BYTE* const iend = ip + srcSize; 3510| 1.62k| BYTE* const ostart = (BYTE*)dst; 3511| 1.62k| BYTE* op = ostart; 3512| 1.62k| BYTE* const oend = ostart + dstCapacity; 3513| 1.62k| size_t remainingSize = srcSize; 3514| 1.62k| blockProperties_t blockProperties = { bt_compressed, 0 }; 3515| | 3516| | /* check */ 3517| 1.62k| if (srcSize < ZSTDv06_frameHeaderSize_min+ZSTDv06_blockHeaderSize) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3517:9): [True: 0, False: 1.62k] ------------------ 3518| | 3519| | /* Frame Header */ 3520| 1.62k| { size_t const frameHeaderSize = ZSTDv06_frameHeaderSize(src, ZSTDv06_frameHeaderSize_min); 3521| 1.62k| if (ZSTDv06_isError(frameHeaderSize)) return frameHeaderSize; ------------------ | | 2731| 1.62k|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ | Branch (3521:13): [True: 0, False: 1.62k] ------------------ 3522| 1.62k| if (srcSize < frameHeaderSize+ZSTDv06_blockHeaderSize) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3522:13): [True: 0, False: 1.62k] ------------------ 3523| 1.62k| if (ZSTDv06_decodeFrameHeader(dctx, src, frameHeaderSize)) return ERROR(corruption_detected); ------------------ | | 49| 23|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 23|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 23|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3523:13): [True: 23, False: 1.60k] ------------------ 3524| 1.60k| ip += frameHeaderSize; remainingSize -= frameHeaderSize; 3525| 1.60k| } 3526| | 3527| | /* Loop on each block */ 3528| 2.40k| while (1) { ------------------ | Branch (3528:12): [True: 2.40k, Folded] ------------------ 3529| 2.40k| size_t decodedSize=0; 3530| 2.40k| size_t const cBlockSize = ZSTDv06_getcBlockSize(ip, iend-ip, &blockProperties); 3531| 2.40k| if (ZSTDv06_isError(cBlockSize)) return cBlockSize; ------------------ | | 2731| 2.40k|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ | Branch (3531:13): [True: 0, False: 2.40k] ------------------ 3532| | 3533| 2.40k| ip += ZSTDv06_blockHeaderSize; 3534| 2.40k| remainingSize -= ZSTDv06_blockHeaderSize; 3535| 2.40k| if (cBlockSize > remainingSize) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3535:13): [True: 0, False: 2.40k] ------------------ 3536| | 3537| 2.40k| switch(blockProperties.blockType) 3538| 2.40k| { 3539| 1.15k| case bt_compressed: ------------------ | Branch (3539:9): [True: 1.15k, False: 1.25k] ------------------ 3540| 1.15k| decodedSize = ZSTDv06_decompressBlock_internal(dctx, op, oend-op, ip, cBlockSize); 3541| 1.15k| break; 3542| 1.05k| case bt_raw : ------------------ | Branch (3542:9): [True: 1.05k, False: 1.35k] ------------------ 3543| 1.05k| decodedSize = ZSTDv06_copyRawBlock(op, oend-op, ip, cBlockSize); 3544| 1.05k| break; 3545| 18| case bt_rle : ------------------ | Branch (3545:9): [True: 18, False: 2.39k] ------------------ 3546| 18| return ERROR(GENERIC); /* not yet supported */ ------------------ | | 49| 18|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 18|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 18|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3547| 0| break; 3548| 182| case bt_end : ------------------ | Branch (3548:9): [True: 182, False: 2.22k] ------------------ 3549| | /* end of frame */ 3550| 182| if (remainingSize) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3550:17): [True: 0, False: 182] ------------------ 3551| 182| break; 3552| 182| default: ------------------ | Branch (3552:9): [True: 0, False: 2.40k] ------------------ 3553| 0| return ERROR(GENERIC); /* impossible */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3554| 2.40k| } 3555| 2.39k| if (cBlockSize == 0) break; /* bt_end */ ------------------ | Branch (3555:13): [True: 685, False: 1.70k] ------------------ 3556| | 3557| 1.70k| if (ZSTDv06_isError(decodedSize)) return decodedSize; ------------------ | | 2731| 1.70k|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ | Branch (3557:13): [True: 903, False: 803] ------------------ 3558| 803| op += decodedSize; 3559| 803| ip += cBlockSize; 3560| 803| remainingSize -= cBlockSize; 3561| 803| } 3562| | 3563| 685| return op-ostart; 3564| 1.60k|} zstd_v06.c:ZSTD_errorFrameSizeInfoLegacy: 3612| 77|{ 3613| 77| *cSize = ret; 3614| 77| *dBound = ZSTD_CONTENTSIZE_ERROR; ------------------ | | 454| 77|#define ZSTD_CONTENTSIZE_ERROR (0ULL - 2) ------------------ 3615| 77|} zstd_v06.c:ZSTDv06_getcBlockSize: 2971| 6.30k|{ 2972| 6.30k| const BYTE* const in = (const BYTE*)src; 2973| 6.30k| U32 cSize; 2974| | 2975| 6.30k| if (srcSize < ZSTDv06_blockHeaderSize) return ERROR(srcSize_wrong); ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2975:9): [True: 2, False: 6.29k] ------------------ 2976| | 2977| 6.29k| bpPtr->blockType = (blockType_t)((*in) >> 6); 2978| 6.29k| cSize = in[2] + (in[1]<<8) + ((in[0] & 7)<<16); 2979| 6.29k| bpPtr->origSize = (bpPtr->blockType == bt_rle) ? cSize : 0; ------------------ | Branch (2979:23): [True: 405, False: 5.89k] ------------------ 2980| | 2981| 6.29k| if (bpPtr->blockType == bt_end) return 0; ------------------ | Branch (2981:9): [True: 1.06k, False: 5.23k] ------------------ 2982| 5.23k| if (bpPtr->blockType == bt_rle) return 1; ------------------ | Branch (2982:9): [True: 405, False: 4.83k] ------------------ 2983| 4.83k| return cSize; 2984| 5.23k|} zstd_v06.c:ZSTDv06_decodeFrameHeader: 2955| 1.62k|{ 2956| 1.62k| size_t const result = ZSTDv06_getFrameParams(&(zc->fParams), src, srcSize); 2957| 1.62k| if ((MEM_32bits()) && (zc->fParams.windowLog > 25)) return ERROR(frameParameter_unsupported); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2957:9): [True: 0, False: 1.62k] | Branch (2957:27): [True: 0, False: 0] ------------------ 2958| 1.62k| return result; 2959| 1.62k|} zstd_v06.c:ZSTDv06_copyRawBlock: 2988| 1.05k|{ 2989| 1.05k| if (dst==NULL) return ERROR(dstSize_tooSmall); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2989:9): [True: 0, False: 1.05k] ------------------ 2990| 1.05k| if (srcSize > dstCapacity) return ERROR(dstSize_tooSmall); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2990:9): [True: 1, False: 1.04k] ------------------ 2991| 1.04k| memcpy(dst, src, srcSize); 2992| 1.04k| return srcSize; 2993| 1.05k|} zstd_v06.c:ZSTDv06_decompress_insertDictionary: 3803| 732|{ 3804| 732| size_t eSize; 3805| 732| U32 const magic = MEM_readLE32(dict); 3806| 732| if (magic != ZSTDv06_DICT_MAGIC) { ------------------ | | 399| 732|#define ZSTDv06_DICT_MAGIC 0xEC30A436 ------------------ | Branch (3806:9): [True: 77, False: 655] ------------------ 3807| | /* pure content mode */ 3808| 77| ZSTDv06_refDictContent(dctx, dict, dictSize); 3809| 77| return 0; 3810| 77| } 3811| | /* load entropy tables */ 3812| 655| dict = (const char*)dict + 4; 3813| 655| dictSize -= 4; 3814| 655| eSize = ZSTDv06_loadEntropy(dctx, dict, dictSize); 3815| 655| if (ZSTDv06_isError(eSize)) return ERROR(dictionary_corrupted); ------------------ | | 2731| 655|#define ZSTDv06_isError ERR_isError /* for inlining */ ------------------ if (ZSTDv06_isError(eSize)) return ERROR(dictionary_corrupted); ------------------ | | 49| 509|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 509|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 509|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3815:9): [True: 509, False: 146] ------------------ 3816| | 3817| | /* reference dictionary content */ 3818| 146| dict = (const char*)dict + eSize; 3819| 146| dictSize -= eSize; 3820| 146| ZSTDv06_refDictContent(dctx, dict, dictSize); 3821| | 3822| 146| return 0; 3823| 655|} zstd_v06.c:ZSTDv06_refDictContent: 3751| 223|{ 3752| 223| dctx->dictEnd = dctx->previousDstEnd; 3753| 223| dctx->vBase = (const char*)dict - ((const char*)(dctx->previousDstEnd) - (const char*)(dctx->base)); 3754| 223| dctx->base = dict; 3755| 223| dctx->previousDstEnd = (const char*)dict + dictSize; 3756| 223|} zstd_v06.c:ZSTDv06_loadEntropy: 3759| 655|{ 3760| 655| size_t hSize, offcodeHeaderSize, matchlengthHeaderSize, litlengthHeaderSize; 3761| | 3762| 655| hSize = HUFv06_readDTableX4(dctx->hufTableX4, dict, dictSize); 3763| 655| if (HUFv06_isError(hSize)) return ERROR(dictionary_corrupted); ------------------ | | 2733| 655|#define HUFv06_isError ERR_isError ------------------ if (HUFv06_isError(hSize)) return ERROR(dictionary_corrupted); ------------------ | | 49| 335|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 335|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 335|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3763:9): [True: 335, False: 320] ------------------ 3764| 320| dict = (const char*)dict + hSize; 3765| 320| dictSize -= hSize; 3766| | 3767| 320| { short offcodeNCount[MaxOff+1]; 3768| 320| U32 offcodeMaxValue=MaxOff, offcodeLog; ------------------ | | 443| 320|#define MaxOff 28 ------------------ 3769| 320| offcodeHeaderSize = FSEv06_readNCount(offcodeNCount, &offcodeMaxValue, &offcodeLog, dict, dictSize); 3770| 320| if (FSEv06_isError(offcodeHeaderSize)) return ERROR(dictionary_corrupted); ------------------ | | 2732| 320|#define FSEv06_isError ERR_isError ------------------ if (FSEv06_isError(offcodeHeaderSize)) return ERROR(dictionary_corrupted); ------------------ | | 49| 48|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 48|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 48|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3770:13): [True: 48, False: 272] ------------------ 3771| 272| if (offcodeLog > OffFSELog) return ERROR(dictionary_corrupted); ------------------ | | 447| 272|#define OffFSELog 8 ------------------ if (offcodeLog > OffFSELog) return ERROR(dictionary_corrupted); ------------------ | | 49| 17|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 17|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 17|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3771:13): [True: 17, False: 255] ------------------ 3772| 255| { size_t const errorCode = FSEv06_buildDTable(dctx->OffTable, offcodeNCount, offcodeMaxValue, offcodeLog); 3773| 255| if (FSEv06_isError(errorCode)) return ERROR(dictionary_corrupted); } ------------------ | | 2732| 255|#define FSEv06_isError ERR_isError ------------------ if (FSEv06_isError(errorCode)) return ERROR(dictionary_corrupted); } ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3773:15): [True: 0, False: 255] ------------------ 3774| 255| dict = (const char*)dict + offcodeHeaderSize; 3775| 255| dictSize -= offcodeHeaderSize; 3776| 255| } 3777| | 3778| 0| { short matchlengthNCount[MaxML+1]; 3779| 255| unsigned matchlengthMaxValue = MaxML, matchlengthLog; ------------------ | | 441| 255|#define MaxML 52 ------------------ 3780| 255| matchlengthHeaderSize = FSEv06_readNCount(matchlengthNCount, &matchlengthMaxValue, &matchlengthLog, dict, dictSize); 3781| 255| if (FSEv06_isError(matchlengthHeaderSize)) return ERROR(dictionary_corrupted); ------------------ | | 2732| 255|#define FSEv06_isError ERR_isError ------------------ if (FSEv06_isError(matchlengthHeaderSize)) return ERROR(dictionary_corrupted); ------------------ | | 49| 48|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 48|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 48|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3781:13): [True: 48, False: 207] ------------------ 3782| 207| if (matchlengthLog > MLFSELog) return ERROR(dictionary_corrupted); ------------------ | | 445| 207|#define MLFSELog 9 ------------------ if (matchlengthLog > MLFSELog) return ERROR(dictionary_corrupted); ------------------ | | 49| 17|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 17|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 17|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3782:13): [True: 17, False: 190] ------------------ 3783| 190| { size_t const errorCode = FSEv06_buildDTable(dctx->MLTable, matchlengthNCount, matchlengthMaxValue, matchlengthLog); 3784| 190| if (FSEv06_isError(errorCode)) return ERROR(dictionary_corrupted); } ------------------ | | 2732| 190|#define FSEv06_isError ERR_isError ------------------ if (FSEv06_isError(errorCode)) return ERROR(dictionary_corrupted); } ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3784:15): [True: 0, False: 190] ------------------ 3785| 190| dict = (const char*)dict + matchlengthHeaderSize; 3786| 190| dictSize -= matchlengthHeaderSize; 3787| 190| } 3788| | 3789| 0| { short litlengthNCount[MaxLL+1]; 3790| 190| unsigned litlengthMaxValue = MaxLL, litlengthLog; ------------------ | | 442| 190|#define MaxLL 35 ------------------ 3791| 190| litlengthHeaderSize = FSEv06_readNCount(litlengthNCount, &litlengthMaxValue, &litlengthLog, dict, dictSize); 3792| 190| if (FSEv06_isError(litlengthHeaderSize)) return ERROR(dictionary_corrupted); ------------------ | | 2732| 190|#define FSEv06_isError ERR_isError ------------------ if (FSEv06_isError(litlengthHeaderSize)) return ERROR(dictionary_corrupted); ------------------ | | 49| 30|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 30|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 30|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3792:13): [True: 30, False: 160] ------------------ 3793| 160| if (litlengthLog > LLFSELog) return ERROR(dictionary_corrupted); ------------------ | | 446| 160|#define LLFSELog 9 ------------------ if (litlengthLog > LLFSELog) return ERROR(dictionary_corrupted); ------------------ | | 49| 14|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 14|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 14|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3793:13): [True: 14, False: 146] ------------------ 3794| 146| { size_t const errorCode = FSEv06_buildDTable(dctx->LLTable, litlengthNCount, litlengthMaxValue, litlengthLog); 3795| 146| if (FSEv06_isError(errorCode)) return ERROR(dictionary_corrupted); } ------------------ | | 2732| 146|#define FSEv06_isError ERR_isError ------------------ if (FSEv06_isError(errorCode)) return ERROR(dictionary_corrupted); } ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3795:15): [True: 0, False: 146] ------------------ 3796| 146| } 3797| | 3798| 146| dctx->flagRepeatTable = 1; 3799| 146| return hSize + offcodeHeaderSize + matchlengthHeaderSize + litlengthHeaderSize; 3800| 146|} FSEv07_isError: 1134| 167|unsigned FSEv07_isError(size_t code) { return ERR_isError(code); } HUFv07_isError: 1142| 1.21k|unsigned HUFv07_isError(size_t code) { return ERR_isError(code); } FSEv07_readNCount: 1154| 616|{ 1155| 616| const BYTE* const istart = (const BYTE*) headerBuffer; 1156| 616| const BYTE* const iend = istart + hbSize; 1157| 616| const BYTE* ip = istart; 1158| 616| int nbBits; 1159| 616| int remaining; 1160| 616| int threshold; 1161| 616| U32 bitStream; 1162| 616| int bitCount; 1163| 616| unsigned charnum = 0; 1164| 616| int previous0 = 0; 1165| | 1166| 616| if (hbSize < 4) return ERROR(srcSize_wrong); ------------------ | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1166:9): [True: 3, False: 613] ------------------ 1167| 613| bitStream = MEM_readLE32(ip); 1168| 613| nbBits = (bitStream & 0xF) + FSEv07_MIN_TABLELOG; /* extract tableLog */ ------------------ | | 903| 613|#define FSEv07_MIN_TABLELOG 5 ------------------ 1169| 613| if (nbBits > FSEv07_TABLELOG_ABSOLUTE_MAX) return ERROR(tableLog_tooLarge); ------------------ | | 905| 613|#define FSEv07_TABLELOG_ABSOLUTE_MAX 15 ------------------ if (nbBits > FSEv07_TABLELOG_ABSOLUTE_MAX) return ERROR(tableLog_tooLarge); ------------------ | | 49| 6|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 6|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 6|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1169:9): [True: 6, False: 607] ------------------ 1170| 607| bitStream >>= 4; 1171| 607| bitCount = 4; 1172| 607| *tableLogPtr = nbBits; 1173| 607| remaining = (1<1) && (charnum<=*maxSVPtr)) { ------------------ | Branch (1177:12): [True: 8.13k, False: 595] | Branch (1177:29): [True: 8.12k, False: 3] ------------------ 1178| 8.12k| if (previous0) { ------------------ | Branch (1178:13): [True: 1.03k, False: 7.09k] ------------------ 1179| 1.03k| unsigned n0 = charnum; 1180| 1.11k| while ((bitStream & 0xFFFF) == 0xFFFF) { ------------------ | Branch (1180:20): [True: 84, False: 1.03k] ------------------ 1181| 84| n0+=24; 1182| 84| if (ip < iend-5) { ------------------ | Branch (1182:21): [True: 75, False: 9] ------------------ 1183| 75| ip+=2; 1184| 75| bitStream = MEM_readLE32(ip) >> bitCount; 1185| 75| } else { 1186| 9| bitStream >>= 16; 1187| 9| bitCount+=16; 1188| 9| } } 1189| 1.43k| while ((bitStream & 3) == 3) { ------------------ | Branch (1189:20): [True: 402, False: 1.03k] ------------------ 1190| 402| n0+=3; 1191| 402| bitStream>>=2; 1192| 402| bitCount+=2; 1193| 402| } 1194| 1.03k| n0 += bitStream & 3; 1195| 1.03k| bitCount += 2; 1196| 1.03k| if (n0 > *maxSVPtr) return ERROR(maxSymbolValue_tooSmall); ------------------ | | 49| 9|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 9|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 9|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1196:17): [True: 9, False: 1.02k] ------------------ 1197| 3.39k| while (charnum < n0) normalizedCounter[charnum++] = 0; ------------------ | Branch (1197:20): [True: 2.37k, False: 1.02k] ------------------ 1198| 1.02k| if ((ip <= iend-7) || (ip + (bitCount>>3) <= iend-4)) { ------------------ | Branch (1198:17): [True: 493, False: 533] | Branch (1198:35): [True: 33, False: 500] ------------------ 1199| 526| ip += bitCount>>3; 1200| 526| bitCount &= 7; 1201| 526| bitStream = MEM_readLE32(ip) >> bitCount; 1202| 526| } 1203| 500| else 1204| 500| bitStream >>= 2; 1205| 1.02k| } 1206| 8.12k| { short const max = (short)((2*threshold-1)-remaining); 1207| 8.12k| short count; 1208| | 1209| 8.12k| if ((bitStream & (threshold-1)) < (U32)max) { ------------------ | Branch (1209:17): [True: 5.78k, False: 2.33k] ------------------ 1210| 5.78k| count = (short)(bitStream & (threshold-1)); 1211| 5.78k| bitCount += nbBits-1; 1212| 5.78k| } else { 1213| 2.33k| count = (short)(bitStream & (2*threshold-1)); 1214| 2.33k| if (count >= threshold) count -= max; ------------------ | Branch (1214:21): [True: 896, False: 1.44k] ------------------ 1215| 2.33k| bitCount += nbBits; 1216| 2.33k| } 1217| | 1218| 8.12k| count--; /* extra accuracy */ 1219| 8.12k| remaining -= FSEv07_abs(count); 1220| 8.12k| normalizedCounter[charnum++] = count; 1221| 8.12k| previous0 = !count; 1222| 12.3k| while (remaining < threshold) { ------------------ | Branch (1222:20): [True: 4.27k, False: 8.12k] ------------------ 1223| 4.27k| nbBits--; 1224| 4.27k| threshold >>= 1; 1225| 4.27k| } 1226| | 1227| 8.12k| if ((ip <= iend-7) || (ip + (bitCount>>3) <= iend-4)) { ------------------ | Branch (1227:17): [True: 6.18k, False: 1.93k] | Branch (1227:35): [True: 337, False: 1.59k] ------------------ 1228| 6.52k| ip += bitCount>>3; 1229| 6.52k| bitCount &= 7; 1230| 6.52k| } else { 1231| 1.59k| bitCount -= (int)(8 * (iend - 4 - ip)); 1232| 1.59k| ip = iend - 4; 1233| 1.59k| } 1234| 8.12k| bitStream = MEM_readLE32(ip) >> (bitCount & 31); 1235| 8.12k| } } /* while ((remaining>1) && (charnum<=*maxSVPtr)) */ 1236| 598| if (remaining != 1) return ERROR(GENERIC); ------------------ | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1236:9): [True: 3, False: 595] ------------------ 1237| 595| *maxSVPtr = charnum-1; 1238| | 1239| 595| ip += (bitCount+7)>>3; 1240| 595| if ((size_t)(ip-istart) > hbSize) return ERROR(srcSize_wrong); ------------------ | | 49| 12|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 12|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 12|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1240:9): [True: 12, False: 583] ------------------ 1241| 583| return ip-istart; 1242| 595|} HUFv07_readStats: 1254| 352|{ 1255| 352| U32 weightTotal; 1256| 352| const BYTE* ip = (const BYTE*) src; 1257| 352| size_t iSize; 1258| 352| size_t oSize; 1259| | 1260| 352| if (!srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1260:9): [True: 1, False: 351] ------------------ 1261| 351| iSize = ip[0]; 1262| | /* memset(huffWeight, 0, hwSize); */ /* is not necessary, even though some analyzer complain ... */ 1263| | 1264| 351| if (iSize >= 128) { /* special header */ ------------------ | Branch (1264:9): [True: 182, False: 169] ------------------ 1265| 182| if (iSize >= (242)) { /* RLE */ ------------------ | Branch (1265:13): [True: 25, False: 157] ------------------ 1266| 25| static U32 l[14] = { 1, 2, 3, 4, 7, 8, 15, 16, 31, 32, 63, 64, 127, 128 }; 1267| 25| oSize = l[iSize-242]; 1268| 25| memset(huffWeight, 1, hwSize); 1269| 25| iSize = 0; 1270| 25| } 1271| 157| else { /* Incompressible */ 1272| 157| oSize = iSize - 127; 1273| 157| iSize = ((oSize+1)/2); 1274| 157| if (iSize+1 > srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1274:17): [True: 2, False: 155] ------------------ 1275| 155| if (oSize >= hwSize) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1275:17): [True: 0, False: 155] ------------------ 1276| 155| ip += 1; 1277| 155| { U32 n; 1278| 593| for (n=0; n> 4; 1280| 438| huffWeight[n+1] = ip[n/2] & 15; 1281| 438| } } } } 1282| 169| else { /* header compressed with FSE (normal case) */ 1283| 169| if (iSize+1 > srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1283:13): [True: 2, False: 167] ------------------ 1284| 167| oSize = FSEv07_decompress(huffWeight, hwSize-1, ip+1, iSize); /* max (hwSize-1) values decoded, as last one is implied */ 1285| 167| if (FSEv07_isError(oSize)) return oSize; ------------------ | Branch (1285:13): [True: 29, False: 138] ------------------ 1286| 167| } 1287| | 1288| | /* collect weight stats */ 1289| 318| memset(rankStats, 0, (HUFv07_TABLELOG_ABSOLUTEMAX + 1) * sizeof(U32)); ------------------ | | 996| 318|#define HUFv07_TABLELOG_ABSOLUTEMAX 16 /* absolute limit of HUFv07_MAX_TABLELOG. Beyond that value, code does not work */ ------------------ 1290| 318| weightTotal = 0; 1291| 11.2k| { U32 n; for (n=0; n= HUFv07_TABLELOG_ABSOLUTEMAX) return ERROR(corruption_detected); ------------------ | | 996| 10.9k|#define HUFv07_TABLELOG_ABSOLUTEMAX 16 /* absolute limit of HUFv07_MAX_TABLELOG. Beyond that value, code does not work */ ------------------ if (huffWeight[n] >= HUFv07_TABLELOG_ABSOLUTEMAX) return ERROR(corruption_detected); ------------------ | | 49| 14|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 14|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 14|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1292:17): [True: 14, False: 10.9k] ------------------ 1293| 10.9k| rankStats[huffWeight[n]]++; 1294| 10.9k| weightTotal += (1 << huffWeight[n]) >> 1; 1295| 10.9k| } } 1296| 304| if (weightTotal == 0) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1296:9): [True: 1, False: 303] ------------------ 1297| | 1298| | /* get last non-null symbol weight (implied, total must be 2^n) */ 1299| 303| { U32 const tableLog = BITv07_highbit32(weightTotal) + 1; 1300| 303| if (tableLog > HUFv07_TABLELOG_ABSOLUTEMAX) return ERROR(corruption_detected); ------------------ | | 996| 303|#define HUFv07_TABLELOG_ABSOLUTEMAX 16 /* absolute limit of HUFv07_MAX_TABLELOG. Beyond that value, code does not work */ ------------------ if (tableLog > HUFv07_TABLELOG_ABSOLUTEMAX) return ERROR(corruption_detected); ------------------ | | 49| 5|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 5|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 5|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1300:13): [True: 5, False: 298] ------------------ 1301| 298| *tableLogPtr = tableLog; 1302| | /* determine last weight */ 1303| 298| { U32 const total = 1 << tableLog; 1304| 298| U32 const rest = total - weightTotal; 1305| 298| U32 const verif = 1 << BITv07_highbit32(rest); 1306| 298| U32 const lastWeight = BITv07_highbit32(rest) + 1; 1307| 298| if (verif != rest) return ERROR(corruption_detected); /* last value must be a clean power of 2 */ ------------------ | | 49| 37|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 37|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 37|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1307:17): [True: 37, False: 261] ------------------ 1308| 261| huffWeight[oSize] = (BYTE)lastWeight; 1309| 261| rankStats[lastWeight]++; 1310| 261| } } 1311| | 1312| | /* check tree construction validity */ 1313| 261| if ((rankStats[1] < 2) || (rankStats[1] & 1)) return ERROR(corruption_detected); /* by construction : at least 2 elts of rank 1, must be even */ ------------------ | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1313:9): [True: 3, False: 258] | Branch (1313:31): [True: 0, False: 258] ------------------ 1314| | 1315| | /* results */ 1316| 258| *nbSymbolsPtr = (U32)(oSize+1); 1317| 258| return iSize+1; 1318| 261|} FSEv07_buildDTable: 1424| 1.05k|{ 1425| 1.05k| void* const tdPtr = dt+1; /* because *dt is unsigned, 32-bits aligned on 32-bits */ 1426| 1.05k| FSEv07_DECODE_TYPE* const tableDecode = (FSEv07_DECODE_TYPE*) (tdPtr); ------------------ | | 890| 1.05k|#define FSEv07_DECODE_TYPE FSEv07_decode_t ------------------ 1427| 1.05k| U16 symbolNext[FSEv07_MAX_SYMBOL_VALUE+1]; 1428| | 1429| 1.05k| U32 const maxSV1 = maxSymbolValue + 1; 1430| 1.05k| U32 const tableSize = 1 << tableLog; 1431| 1.05k| U32 highThreshold = tableSize-1; 1432| | 1433| | /* Sanity Checks */ 1434| 1.05k| if (maxSymbolValue > FSEv07_MAX_SYMBOL_VALUE) return ERROR(maxSymbolValue_tooLarge); ------------------ | | 882| 1.05k|#define FSEv07_MAX_SYMBOL_VALUE 255 ------------------ if (maxSymbolValue > FSEv07_MAX_SYMBOL_VALUE) return ERROR(maxSymbolValue_tooLarge); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1434:9): [True: 0, False: 1.05k] ------------------ 1435| 1.05k| if (tableLog > FSEv07_MAX_TABLELOG) return ERROR(tableLog_tooLarge); ------------------ | | 899| 1.05k|#define FSEv07_MAX_TABLELOG (FSEv07_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 876| 1.05k|#define FSEv07_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ if (tableLog > FSEv07_MAX_TABLELOG) return ERROR(tableLog_tooLarge); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1435:9): [True: 1, False: 1.05k] ------------------ 1436| | 1437| | /* Init, lay down lowprob symbols */ 1438| 1.05k| { FSEv07_DTableHeader DTableH; 1439| 1.05k| DTableH.tableLog = (U16)tableLog; 1440| 1.05k| DTableH.fastMode = 1; 1441| 1.05k| { S16 const largeLimit= (S16)(1 << (tableLog-1)); 1442| 1.05k| U32 s; 1443| 29.3k| for (s=0; s= largeLimit) DTableH.fastMode=0; ------------------ | Branch (1448:25): [True: 325, False: 22.3k] ------------------ 1449| 22.6k| symbolNext[s] = normalizedCounter[s]; 1450| 22.6k| } } } 1451| 1.05k| memcpy(dt, &DTableH, sizeof(DTableH)); 1452| 1.05k| } 1453| | 1454| | /* Spread symbols */ 1455| 1.05k| { U32 const tableMask = tableSize-1; 1456| 1.05k| U32 const step = FSEv07_TABLESTEP(tableSize); ------------------ | | 910| 1.05k|#define FSEv07_TABLESTEP(tableSize) ((tableSize>>1) + (tableSize>>3) + 3) ------------------ 1457| 1.05k| U32 s, position = 0; 1458| 29.3k| for (s=0; s highThreshold) position = (position + step) & tableMask; /* lowprob area */ ------------------ | Branch (1463:24): [True: 5.59k, False: 193k] ------------------ 1464| 193k| } } 1465| | 1466| 1.05k| if (position!=0) return ERROR(GENERIC); /* position must reach all cells once, otherwise normalizedCounter is incorrect */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1466:13): [True: 0, False: 1.05k] ------------------ 1467| 1.05k| } 1468| | 1469| | /* Build Decoding table */ 1470| 1.05k| { U32 u; 1471| 200k| for (u=0; utableLog = 0; 1496| 146| DTableH->fastMode = 0; 1497| | 1498| 146| cell->newState = 0; 1499| 146| cell->symbol = symbolValue; 1500| 146| cell->nbBits = 0; 1501| | 1502| 146| return 0; 1503| 146|} FSEv07_decompress_usingDTable: 1603| 149|{ 1604| 149| const void* ptr = dt; 1605| 149| const FSEv07_DTableHeader* DTableH = (const FSEv07_DTableHeader*)ptr; 1606| 149| const U32 fastMode = DTableH->fastMode; 1607| | 1608| | /* select fast mode (static) */ 1609| 149| if (fastMode) return FSEv07_decompress_usingDTable_generic(dst, originalSize, cSrc, cSrcSize, dt, 1); ------------------ | Branch (1609:9): [True: 63, False: 86] ------------------ 1610| 86| return FSEv07_decompress_usingDTable_generic(dst, originalSize, cSrc, cSrcSize, dt, 0); 1611| 149|} FSEv07_decompress: 1615| 167|{ 1616| 167| const BYTE* const istart = (const BYTE*)cSrc; 1617| 167| const BYTE* ip = istart; 1618| 167| short counting[FSEv07_MAX_SYMBOL_VALUE+1]; 1619| 167| DTable_max_t dt; /* Static analyzer seems unable to understand this table will be properly initialized later */ 1620| 167| unsigned tableLog; 1621| 167| unsigned maxSymbolValue = FSEv07_MAX_SYMBOL_VALUE; ------------------ | | 882| 167|#define FSEv07_MAX_SYMBOL_VALUE 255 ------------------ 1622| | 1623| 167| if (cSrcSize<2) return ERROR(srcSize_wrong); /* too small input size */ ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1623:9): [True: 2, False: 165] ------------------ 1624| | 1625| | /* normal FSE decoding mode */ 1626| 165| { size_t const NCountLength = FSEv07_readNCount (counting, &maxSymbolValue, &tableLog, istart, cSrcSize); 1627| 165| if (FSEv07_isError(NCountLength)) return NCountLength; ------------------ | | 1378| 165|#define FSEv07_isError ERR_isError ------------------ | Branch (1627:13): [True: 14, False: 151] ------------------ 1628| 151| if (NCountLength >= cSrcSize) return ERROR(srcSize_wrong); /* too small input size */ ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1628:13): [True: 1, False: 150] ------------------ 1629| 150| ip += NCountLength; 1630| 150| cSrcSize -= NCountLength; 1631| 150| } 1632| | 1633| 0| { size_t const errorCode = FSEv07_buildDTable (dt, counting, maxSymbolValue, tableLog); 1634| 150| if (FSEv07_isError(errorCode)) return errorCode; } ------------------ | | 1378| 150|#define FSEv07_isError ERR_isError ------------------ | Branch (1634:11): [True: 1, False: 149] ------------------ 1635| | 1636| 149| return FSEv07_decompress_usingDTable (dst, maxDstSize, ip, cSrcSize, dt); /* always return, even if it is an error code */ 1637| 150|} HUFv07_readDTableX2: 1722| 352|{ 1723| 352| BYTE huffWeight[HUFv07_SYMBOLVALUE_MAX + 1]; 1724| 352| U32 rankVal[HUFv07_TABLELOG_ABSOLUTEMAX + 1]; /* large enough for values from 0 to 16 */ 1725| 352| U32 tableLog = 0; 1726| 352| U32 nbSymbols = 0; 1727| 352| size_t iSize; 1728| 352| void* const dtPtr = DTable + 1; 1729| 352| HUFv07_DEltX2* const dt = (HUFv07_DEltX2*)dtPtr; 1730| | 1731| 352| HUFv07_STATIC_ASSERT(sizeof(DTableDesc) == sizeof(HUFv07_DTable)); ------------------ | | 1698| 352|#define HUFv07_STATIC_ASSERT(c) { enum { HUFv07_static_assert = 1/(int)(!!(c)) }; } /* use only *after* variable declarations */ ------------------ 1732| | /* memset(huffWeight, 0, sizeof(huffWeight)); */ /* is not necessary, even though some analyzer complain ... */ 1733| | 1734| 352| iSize = HUFv07_readStats(huffWeight, HUFv07_SYMBOLVALUE_MAX + 1, rankVal, &nbSymbols, &tableLog, src, srcSize); ------------------ | | 999| 352|#define HUFv07_SYMBOLVALUE_MAX 255 ------------------ 1735| 352| if (HUFv07_isError(iSize)) return iSize; ------------------ | Branch (1735:9): [True: 94, False: 258] ------------------ 1736| | 1737| | /* Table header */ 1738| 258| { DTableDesc dtd = HUFv07_getDTableDesc(DTable); 1739| 258| if (tableLog > (U32)(dtd.maxTableLog+1)) return ERROR(tableLog_tooLarge); /* DTable too small, huffman tree cannot fit in */ ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1739:13): [True: 1, False: 257] ------------------ 1740| 257| dtd.tableType = 0; 1741| 257| dtd.tableLog = (BYTE)tableLog; 1742| 257| memcpy(DTable, &dtd, sizeof(dtd)); 1743| 257| } 1744| | 1745| | /* Prepare ranks */ 1746| 0| { U32 n, nextRankStart = 0; 1747| 1.18k| for (n=1; n> 1; 1758| 7.78k| U32 i; 1759| 7.78k| HUFv07_DEltX2 D; 1760| 7.78k| D.byte = (BYTE)n; D.nbBits = (BYTE)(tableLog + 1 - w); 1761| 34.4k| for (i = rankVal[w]; i < rankVal[w] + length; i++) ------------------ | Branch (1761:34): [True: 26.6k, False: 7.78k] ------------------ 1762| 26.6k| dt[i] = D; 1763| 7.78k| rankVal[w] += length; 1764| 7.78k| } } 1765| | 1766| 257| return iSize; 1767| 258|} HUFv07_decompress1X2_DCtx: 1847| 86|{ 1848| 86| const BYTE* ip = (const BYTE*) cSrc; 1849| | 1850| 86| size_t const hSize = HUFv07_readDTableX2 (DCtx, cSrc, cSrcSize); 1851| 86| if (HUFv07_isError(hSize)) return hSize; ------------------ | Branch (1851:9): [True: 9, False: 77] ------------------ 1852| 77| if (hSize >= cSrcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1852:9): [True: 1, False: 76] ------------------ 1853| 76| ip += hSize; cSrcSize -= hSize; 1854| | 1855| 76| return HUFv07_decompress1X2_usingDTable_internal (dst, dstSize, ip, cSrcSize, DCtx); 1856| 77|} HUFv07_decompress4X2_DCtx: 1970| 266|{ 1971| 266| const BYTE* ip = (const BYTE*) cSrc; 1972| | 1973| 266| size_t const hSize = HUFv07_readDTableX2 (dctx, cSrc, cSrcSize); 1974| 266| if (HUFv07_isError(hSize)) return hSize; ------------------ | Branch (1974:9): [True: 86, False: 180] ------------------ 1975| 180| if (hSize >= cSrcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1975:9): [True: 3, False: 177] ------------------ 1976| 177| ip += hSize; cSrcSize -= hSize; 1977| | 1978| 177| return HUFv07_decompress4X2_usingDTable_internal (dst, dstSize, ip, cSrcSize, dctx); 1979| 180|} HUFv07_selectDecoder: 2450| 266|{ 2451| | /* decoder timing evaluation */ 2452| 266| U32 const Q = (U32)(cSrcSize * 16 / dstSize); /* Q < 16 since dstSize > cSrcSize */ 2453| 266| U32 const D256 = (U32)(dstSize >> 8); 2454| 266| U32 const DTime0 = algoTime[Q][0].tableTime + (algoTime[Q][0].decode256Time * D256); 2455| 266| U32 DTime1 = algoTime[Q][1].tableTime + (algoTime[Q][1].decode256Time * D256); 2456| 266| DTime1 += DTime1 >> 3; /* advantage to algorithm using less memory, for cache eviction */ 2457| | 2458| 266| return DTime1 < DTime0; 2459| 266|} HUFv07_decompress4X_hufOnly: 2497| 271|{ 2498| | /* validation checks */ 2499| 271| if (dstSize == 0) return ERROR(dstSize_tooSmall); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2499:9): [True: 1, False: 270] ------------------ 2500| 270| if ((cSrcSize >= dstSize) || (cSrcSize <= 1)) return ERROR(corruption_detected); /* invalid */ ------------------ | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (2500:9): [True: 1, False: 269] | Branch (2500:34): [True: 3, False: 266] ------------------ 2501| | 2502| 266| { U32 const algoNb = HUFv07_selectDecoder(dstSize, cSrcSize); 2503| 266| return algoNb ? HUFv07_decompress4X4_DCtx(dctx, dst, dstSize, cSrc, cSrcSize) : ------------------ | Branch (2503:16): [True: 0, False: 266] ------------------ 2504| 266| HUFv07_decompress4X2_DCtx(dctx, dst, dstSize, cSrc, cSrcSize) ; 2505| 270| } 2506| 270|} ZSTDv07_decompressBegin: 2908| 1.96k|{ 2909| 1.96k| dctx->expected = ZSTDv07_frameHeaderSize_min; 2910| 1.96k| dctx->stage = ZSTDds_getFrameHeaderSize; 2911| 1.96k| dctx->previousDstEnd = NULL; 2912| 1.96k| dctx->base = NULL; 2913| 1.96k| dctx->vBase = NULL; 2914| 1.96k| dctx->dictEnd = NULL; 2915| 1.96k| dctx->hufTable[0] = (HUFv07_DTable)((ZSTD_HUFFDTABLE_CAPACITY_LOG)*0x1000001); ------------------ | | 2665| 1.96k|#define ZSTD_HUFFDTABLE_CAPACITY_LOG 12 ------------------ 2916| 1.96k| dctx->litEntropy = dctx->fseEntropy = 0; 2917| 1.96k| dctx->dictID = 0; 2918| 7.84k| { int i; for (i=0; irep[i] = repStartValue[i]; } ------------------ | | 2638| 7.84k|#define ZSTDv07_REP_NUM 3 ------------------ | Branch (2918:24): [True: 5.88k, False: 1.96k] ------------------ 2919| 1.96k| return 0; 2920| 1.96k|} ZSTDv07_createDCtx_advanced: 2923| 981|{ 2924| 981| ZSTDv07_DCtx* dctx; 2925| | 2926| 981| if (!customMem.customAlloc && !customMem.customFree) ------------------ | Branch (2926:9): [True: 0, False: 981] | Branch (2926:35): [True: 0, False: 0] ------------------ 2927| 0| customMem = defaultCustomMem; 2928| | 2929| 981| if (!customMem.customAlloc || !customMem.customFree) ------------------ | Branch (2929:9): [True: 0, False: 981] | Branch (2929:35): [True: 0, False: 981] ------------------ 2930| 0| return NULL; 2931| | 2932| 981| dctx = (ZSTDv07_DCtx*) customMem.customAlloc(customMem.opaque, sizeof(ZSTDv07_DCtx)); 2933| 981| if (!dctx) return NULL; ------------------ | Branch (2933:9): [True: 0, False: 981] ------------------ 2934| 981| memcpy(&dctx->customMem, &customMem, sizeof(ZSTDv07_customMem)); 2935| 981| ZSTDv07_decompressBegin(dctx); 2936| 981| return dctx; 2937| 981|} ZSTDv07_createDCtx: 2940| 981|{ 2941| 981| return ZSTDv07_createDCtx_advanced(defaultCustomMem); 2942| 981|} ZSTDv07_freeDCtx: 2945| 981|{ 2946| 981| if (dctx==NULL) return 0; /* support free on NULL */ ------------------ | Branch (2946:9): [True: 0, False: 981] ------------------ 2947| 981| dctx->customMem.customFree(dctx->customMem.opaque, dctx); 2948| 981| return 0; /* reserved as a potential error code in the future */ 2949| 981|} ZSTDv07_getFrameParams: 3096| 1.12k|{ 3097| 1.12k| const BYTE* ip = (const BYTE*)src; 3098| | 3099| 1.12k| if (srcSize < ZSTDv07_frameHeaderSize_min) return ZSTDv07_frameHeaderSize_min; ------------------ | Branch (3099:9): [True: 0, False: 1.12k] ------------------ 3100| 1.12k| memset(fparamsPtr, 0, sizeof(*fparamsPtr)); 3101| 1.12k| if (MEM_readLE32(src) != ZSTDv07_MAGICNUMBER) { ------------------ | | 180| 1.12k|#define ZSTDv07_MAGICNUMBER 0xFD2FB527 /* v0.7 */ ------------------ | Branch (3101:9): [True: 0, False: 1.12k] ------------------ 3102| 0| if ((MEM_readLE32(src) & 0xFFFFFFF0U) == ZSTDv07_MAGIC_SKIPPABLE_START) { ------------------ | | 41| 0|#define ZSTDv07_MAGIC_SKIPPABLE_START 0x184D2A50U ------------------ | Branch (3102:13): [True: 0, False: 0] ------------------ 3103| 0| if (srcSize < ZSTDv07_skippableHeaderSize) return ZSTDv07_skippableHeaderSize; /* magic number + skippable frame length */ ------------------ | Branch (3103:17): [True: 0, False: 0] ------------------ 3104| 0| fparamsPtr->frameContentSize = MEM_readLE32((const char *)src + 4); 3105| 0| fparamsPtr->windowSize = 0; /* windowSize==0 means a frame is skippable */ 3106| 0| return 0; 3107| 0| } 3108| 0| return ERROR(prefix_unknown); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3109| 0| } 3110| | 3111| | /* ensure there is enough `srcSize` to fully read/decode frame header */ 3112| 1.12k| { size_t const fhsize = ZSTDv07_frameHeaderSize(src, srcSize); 3113| 1.12k| if (srcSize < fhsize) return fhsize; } ------------------ | Branch (3113:11): [True: 0, False: 1.12k] ------------------ 3114| | 3115| 1.12k| { BYTE const fhdByte = ip[4]; 3116| 1.12k| size_t pos = 5; 3117| 1.12k| U32 const dictIDSizeCode = fhdByte&3; 3118| 1.12k| U32 const checksumFlag = (fhdByte>>2)&1; 3119| 1.12k| U32 const directMode = (fhdByte>>5)&1; 3120| 1.12k| U32 const fcsID = fhdByte>>6; 3121| 1.12k| U32 const windowSizeMax = 1U << ZSTDv07_WINDOWLOG_MAX; ------------------ | | 45| 1.12k|#define ZSTDv07_WINDOWLOG_MAX ((U32)(MEM_32bits() ? ZSTDv07_WINDOWLOG_MAX_32 : ZSTDv07_WINDOWLOG_MAX_64)) | | ------------------ | | | | 43| 0|#define ZSTDv07_WINDOWLOG_MAX_32 25 | | ------------------ | | #define ZSTDv07_WINDOWLOG_MAX ((U32)(MEM_32bits() ? ZSTDv07_WINDOWLOG_MAX_32 : ZSTDv07_WINDOWLOG_MAX_64)) | | ------------------ | | | | 44| 1.12k|#define ZSTDv07_WINDOWLOG_MAX_64 27 | | ------------------ | | | Branch (45:41): [True: 0, False: 1.12k] | | ------------------ ------------------ 3122| 1.12k| U32 windowSize = 0; 3123| 1.12k| U32 dictID = 0; 3124| 1.12k| U64 frameContentSize = 0; 3125| 1.12k| if ((fhdByte & 0x08) != 0) /* reserved bits, which must be zero */ ------------------ | Branch (3125:13): [True: 8, False: 1.11k] ------------------ 3126| 8| return ERROR(frameParameter_unsupported); ------------------ | | 49| 8|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 8|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 8|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3127| 1.11k| if (!directMode) { ------------------ | Branch (3127:13): [True: 898, False: 216] ------------------ 3128| 898| BYTE const wlByte = ip[pos++]; 3129| 898| U32 const windowLog = (wlByte >> 3) + ZSTDv07_WINDOWLOG_ABSOLUTEMIN; ------------------ | | 2654| 898|#define ZSTDv07_WINDOWLOG_ABSOLUTEMIN 10 ------------------ 3130| 898| if (windowLog > ZSTDv07_WINDOWLOG_MAX) ------------------ | | 45| 898|#define ZSTDv07_WINDOWLOG_MAX ((U32)(MEM_32bits() ? ZSTDv07_WINDOWLOG_MAX_32 : ZSTDv07_WINDOWLOG_MAX_64)) | | ------------------ | | | | 43| 0|#define ZSTDv07_WINDOWLOG_MAX_32 25 | | ------------------ | | #define ZSTDv07_WINDOWLOG_MAX ((U32)(MEM_32bits() ? ZSTDv07_WINDOWLOG_MAX_32 : ZSTDv07_WINDOWLOG_MAX_64)) | | ------------------ | | | | 44| 898|#define ZSTDv07_WINDOWLOG_MAX_64 27 | | ------------------ | | | Branch (45:41): [True: 0, False: 898] | | ------------------ ------------------ | Branch (3130:17): [True: 4, False: 894] ------------------ 3131| 4| return ERROR(frameParameter_unsupported); ------------------ | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3132| 894| windowSize = (1U << windowLog); 3133| 894| windowSize += (windowSize >> 3) * (wlByte&7); 3134| 894| } 3135| | 3136| 1.11k| switch(dictIDSizeCode) 3137| 1.11k| { 3138| 0| default: /* impossible */ ------------------ | Branch (3138:13): [True: 0, False: 1.11k] ------------------ 3139| 234| case 0 : break; ------------------ | Branch (3139:13): [True: 234, False: 876] ------------------ 3140| 832| case 1 : dictID = ip[pos]; pos++; break; ------------------ | Branch (3140:13): [True: 832, False: 278] ------------------ 3141| 11| case 2 : dictID = MEM_readLE16(ip+pos); pos+=2; break; ------------------ | Branch (3141:13): [True: 11, False: 1.09k] ------------------ 3142| 33| case 3 : dictID = MEM_readLE32(ip+pos); pos+=4; break; ------------------ | Branch (3142:13): [True: 33, False: 1.07k] ------------------ 3143| 1.11k| } 3144| 1.11k| switch(fcsID) 3145| 1.11k| { 3146| 0| default: /* impossible */ ------------------ | Branch (3146:13): [True: 0, False: 1.11k] ------------------ 3147| 363| case 0 : if (directMode) frameContentSize = ip[pos]; break; ------------------ | Branch (3147:13): [True: 363, False: 747] | Branch (3147:26): [True: 23, False: 340] ------------------ 3148| 323| case 1 : frameContentSize = MEM_readLE16(ip+pos)+256; break; ------------------ | Branch (3148:13): [True: 323, False: 787] ------------------ 3149| 329| case 2 : frameContentSize = MEM_readLE32(ip+pos); break; ------------------ | Branch (3149:13): [True: 329, False: 781] ------------------ 3150| 95| case 3 : frameContentSize = MEM_readLE64(ip+pos); break; ------------------ | Branch (3150:13): [True: 95, False: 1.01k] ------------------ 3151| 1.11k| } 3152| 1.11k| if (!windowSize) windowSize = (U32)frameContentSize; ------------------ | Branch (3152:13): [True: 216, False: 894] ------------------ 3153| 1.11k| if (windowSize > windowSizeMax) ------------------ | Branch (3153:13): [True: 17, False: 1.09k] ------------------ 3154| 17| return ERROR(frameParameter_unsupported); ------------------ | | 49| 17|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 17|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 17|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3155| 1.09k| fparamsPtr->frameContentSize = frameContentSize; 3156| 1.09k| fparamsPtr->windowSize = windowSize; 3157| 1.09k| fparamsPtr->dictID = dictID; 3158| 1.09k| fparamsPtr->checksumFlag = checksumFlag; 3159| 1.09k| } 3160| 0| return 0; 3161| 1.11k|} ZSTDv07_decompress_usingDict: 3824| 981|{ 3825| 981| ZSTDv07_decompressBegin_usingDict(dctx, dict, dictSize); 3826| 981| ZSTDv07_checkContinuity(dctx, dst); 3827| 981| return ZSTDv07_decompressFrame(dctx, dst, dstCapacity, src, srcSize); 3828| 981|} ZSTDv07_findFrameSizeInfoLegacy: 3861| 1.01k|{ 3862| 1.01k| const BYTE* ip = (const BYTE*)src; 3863| 1.01k| size_t remainingSize = srcSize; 3864| 1.01k| size_t nbBlocks = 0; 3865| | 3866| | /* check */ 3867| 1.01k| if (srcSize < ZSTDv07_frameHeaderSize_min+ZSTDv07_blockHeaderSize) { ------------------ | Branch (3867:9): [True: 1, False: 1.01k] ------------------ 3868| 1| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, ERROR(srcSize_wrong)); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3869| 1| return; 3870| 1| } 3871| | 3872| | /* Frame Header */ 3873| 1.01k| { size_t const frameHeaderSize = ZSTDv07_frameHeaderSize(src, srcSize); 3874| 1.01k| if (ZSTDv07_isError(frameHeaderSize)) { ------------------ | | 2856| 1.01k|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ | Branch (3874:13): [True: 0, False: 1.01k] ------------------ 3875| 0| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, frameHeaderSize); 3876| 0| return; 3877| 0| } 3878| 1.01k| if (MEM_readLE32(src) != ZSTDv07_MAGICNUMBER) { ------------------ | | 180| 1.01k|#define ZSTDv07_MAGICNUMBER 0xFD2FB527 /* v0.7 */ ------------------ | Branch (3878:13): [True: 0, False: 1.01k] ------------------ 3879| 0| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, ERROR(prefix_unknown)); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3880| 0| return; 3881| 0| } 3882| 1.01k| if (srcSize < frameHeaderSize+ZSTDv07_blockHeaderSize) { ------------------ | Branch (3882:13): [True: 1, False: 1.01k] ------------------ 3883| 1| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, ERROR(srcSize_wrong)); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3884| 1| return; 3885| 1| } 3886| 1.01k| ip += frameHeaderSize; remainingSize -= frameHeaderSize; 3887| 1.01k| } 3888| | 3889| | /* Loop on each block */ 3890| 2.83k| while (1) { ------------------ | Branch (3890:12): [True: 2.83k, Folded] ------------------ 3891| 2.83k| blockProperties_t blockProperties; 3892| 2.83k| size_t const cBlockSize = ZSTDv07_getcBlockSize(ip, remainingSize, &blockProperties); 3893| 2.83k| if (ZSTDv07_isError(cBlockSize)) { ------------------ | | 2856| 2.83k|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ | Branch (3893:13): [True: 1, False: 2.83k] ------------------ 3894| 1| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, cBlockSize); 3895| 1| return; 3896| 1| } 3897| | 3898| 2.83k| ip += ZSTDv07_blockHeaderSize; 3899| 2.83k| remainingSize -= ZSTDv07_blockHeaderSize; 3900| | 3901| 2.83k| if (blockProperties.blockType == bt_end) break; ------------------ | Branch (3901:13): [True: 981, False: 1.85k] ------------------ 3902| | 3903| 1.85k| if (cBlockSize > remainingSize) { ------------------ | Branch (3903:13): [True: 31, False: 1.81k] ------------------ 3904| 31| ZSTD_errorFrameSizeInfoLegacy(cSize, dBound, ERROR(srcSize_wrong)); ------------------ | | 49| 31|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 31|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 31|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3905| 31| return; 3906| 31| } 3907| | 3908| 1.81k| ip += cBlockSize; 3909| 1.81k| remainingSize -= cBlockSize; 3910| 1.81k| nbBlocks++; 3911| 1.81k| } 3912| | 3913| 981| *cSize = ip - (const BYTE*)src; 3914| 981| *dBound = nbBlocks * ZSTDv07_BLOCKSIZE_ABSOLUTEMAX; ------------------ | | 175| 981|#define ZSTDv07_BLOCKSIZE_ABSOLUTEMAX (128 * 1024) /* define, for static allocation */ ------------------ 3915| 981|} ZSTDv07_decompressBegin_usingDict: 4115| 981|{ 4116| 981| { size_t const errorCode = ZSTDv07_decompressBegin(dctx); 4117| 981| if (ZSTDv07_isError(errorCode)) return errorCode; } ------------------ | | 2856| 981|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ | Branch (4117:11): [True: 0, False: 981] ------------------ 4118| | 4119| 981| if (dict && dictSize) { ------------------ | Branch (4119:9): [True: 981, False: 0] | Branch (4119:17): [True: 330, False: 651] ------------------ 4120| 330| size_t const errorCode = ZSTDv07_decompress_insertDictionary(dctx, dict, dictSize); 4121| 330| if (ZSTDv07_isError(errorCode)) return ERROR(dictionary_corrupted); ------------------ | | 2856| 330|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ if (ZSTDv07_isError(errorCode)) return ERROR(dictionary_corrupted); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (4121:13): [True: 0, False: 330] ------------------ 4122| 330| } 4123| | 4124| 981| return 0; 4125| 981|} zstd_v07.c:MEM_readLE32: 350| 12.1k|{ 351| 12.1k| if (MEM_isLittleEndian()) ------------------ | Branch (351:9): [True: 12.1k, False: 0] ------------------ 352| 12.1k| return MEM_read32(memPtr); 353| 0| else 354| 0| return MEM_swap32(MEM_read32(memPtr)); 355| 12.1k|} zstd_v07.c:MEM_isLittleEndian: 268| 86.2k|{ 269| 86.2k| const union { U32 u; BYTE c[4]; } one = { 1 }; /* don't use static : performance detrimental */ 270| 86.2k| return one.c[0]; 271| 86.2k|} zstd_v07.c:MEM_read32: 279| 12.1k|{ 280| 12.1k| U32 val; memcpy(&val, memPtr, sizeof(val)); return val; 281| 12.1k|} zstd_v07.c:FSEv07_abs: 1150| 8.12k|static short FSEv07_abs(short a) { return (short)(a<0 ? -a : a); } ------------------ | Branch (1150:51): [True: 3.88k, False: 4.24k] ------------------ zstd_v07.c:BITv07_highbit32: 473| 201k|{ 474| |# if defined(_MSC_VER) /* Visual */ 475| | unsigned long r; 476| | return _BitScanReverse(&r, val) ? (unsigned)r : 0; 477| |# elif defined(__GNUC__) && (__GNUC__ >= 3) /* Use GCC Intrinsic */ 478| | return __builtin_clz (val) ^ 31; 479| |# else /* Software version */ 480| | static const unsigned DeBruijnClz[32] = { 0, 9, 1, 10, 13, 21, 2, 29, 11, 14, 16, 18, 22, 25, 3, 30, 8, 12, 20, 28, 15, 17, 24, 7, 19, 27, 23, 6, 26, 5, 4, 31 }; 481| | U32 v = val; 482| | v |= v >> 1; 483| | v |= v >> 2; 484| | v |= v >> 4; 485| | v |= v >> 8; 486| | v |= v >> 16; 487| | return DeBruijnClz[ (U32) (v * 0x07C4ACDDU) >> 27]; 488| |# endif 489| 201k|} zstd_v07.c:FSEv07_decompress_usingDTable_generic: 1536| 149|{ 1537| 149| BYTE* const ostart = (BYTE*) dst; 1538| 149| BYTE* op = ostart; 1539| 149| BYTE* const omax = op + maxDstSize; 1540| 149| BYTE* const olimit = omax-3; 1541| | 1542| 149| BITv07_DStream_t bitD; 1543| 149| FSEv07_DState_t state1; 1544| 149| FSEv07_DState_t state2; 1545| | 1546| | /* Init */ 1547| 149| { size_t const errorCode = BITv07_initDStream(&bitD, cSrc, cSrcSize); /* replaced last arg by maxCompressed Size */ 1548| 149| if (FSEv07_isError(errorCode)) return errorCode; } ------------------ | | 1378| 149|#define FSEv07_isError ERR_isError ------------------ | Branch (1548:11): [True: 5, False: 144] ------------------ 1549| | 1550| 144| FSEv07_initDState(&state1, &bitD, dt); 1551| 144| FSEv07_initDState(&state2, &bitD, dt); 1552| | 1553| 144|#define FSEv07_GETSYMBOL(statePtr) fast ? FSEv07_decodeSymbolFast(statePtr, &bitD) : FSEv07_decodeSymbol(statePtr, &bitD) 1554| | 1555| | /* 4 symbols per loop */ 1556| 1.27k| for ( ; (BITv07_reloadDStream(&bitD)==BITv07_DStream_unfinished) && (op sizeof(bitD.bitContainer)*8) /* This test must be static */ ------------------ | | 899| 1.13k|#define FSEv07_MAX_TABLELOG (FSEv07_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 876| 1.13k|#define FSEv07_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ | Branch (1559:13): [Folded, False: 1.13k] ------------------ 1560| 0| BITv07_reloadDStream(&bitD); 1561| | 1562| 1.13k| op[1] = FSEv07_GETSYMBOL(&state2); ------------------ | | 1553| 1.13k|#define FSEv07_GETSYMBOL(statePtr) fast ? FSEv07_decodeSymbolFast(statePtr, &bitD) : FSEv07_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1553:36): [True: 525, False: 608] | | ------------------ ------------------ 1563| | 1564| 1.13k| if (FSEv07_MAX_TABLELOG*4+7 > sizeof(bitD.bitContainer)*8) /* This test must be static */ ------------------ | | 899| 1.13k|#define FSEv07_MAX_TABLELOG (FSEv07_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 876| 1.13k|#define FSEv07_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ | Branch (1564:13): [Folded, False: 1.13k] ------------------ 1565| 0| { if (BITv07_reloadDStream(&bitD) > BITv07_DStream_unfinished) { op+=2; break; } } ------------------ | Branch (1565:19): [True: 0, False: 0] ------------------ 1566| | 1567| 1.13k| op[2] = FSEv07_GETSYMBOL(&state1); ------------------ | | 1553| 1.13k|#define FSEv07_GETSYMBOL(statePtr) fast ? FSEv07_decodeSymbolFast(statePtr, &bitD) : FSEv07_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1553:36): [True: 525, False: 608] | | ------------------ ------------------ 1568| | 1569| 1.13k| if (FSEv07_MAX_TABLELOG*2+7 > sizeof(bitD.bitContainer)*8) /* This test must be static */ ------------------ | | 899| 1.13k|#define FSEv07_MAX_TABLELOG (FSEv07_MAX_MEMORY_USAGE-2) | | ------------------ | | | | 876| 1.13k|#define FSEv07_MAX_MEMORY_USAGE 14 | | ------------------ ------------------ | Branch (1569:13): [Folded, False: 1.13k] ------------------ 1570| 0| BITv07_reloadDStream(&bitD); 1571| | 1572| 1.13k| op[3] = FSEv07_GETSYMBOL(&state2); ------------------ | | 1553| 1.13k|#define FSEv07_GETSYMBOL(statePtr) fast ? FSEv07_decodeSymbolFast(statePtr, &bitD) : FSEv07_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1553:36): [True: 525, False: 608] | | ------------------ ------------------ 1573| 1.13k| } 1574| | 1575| | /* tail */ 1576| | /* note : BITv07_reloadDStream(&bitD) >= FSEv07_DStream_partiallyFilled; Ends at exactly BITv07_DStream_completed */ 1577| 2.63k| while (1) { ------------------ | Branch (1577:12): [True: 2.63k, Folded] ------------------ 1578| 2.63k| if (op>(omax-2)) return ERROR(dstSize_tooSmall); ------------------ | | 49| 6|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 6|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 6|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1578:13): [True: 6, False: 2.62k] ------------------ 1579| | 1580| 2.62k| *op++ = FSEv07_GETSYMBOL(&state1); ------------------ | | 1553| 2.62k|#define FSEv07_GETSYMBOL(statePtr) fast ? FSEv07_decodeSymbolFast(statePtr, &bitD) : FSEv07_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1553:36): [True: 691, False: 1.93k] | | ------------------ ------------------ 1581| | 1582| 2.62k| if (BITv07_reloadDStream(&bitD)==BITv07_DStream_overflow) { ------------------ | Branch (1582:13): [True: 84, False: 2.54k] ------------------ 1583| 84| *op++ = FSEv07_GETSYMBOL(&state2); ------------------ | | 1553| 84|#define FSEv07_GETSYMBOL(statePtr) fast ? FSEv07_decodeSymbolFast(statePtr, &bitD) : FSEv07_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1553:36): [True: 33, False: 51] | | ------------------ ------------------ 1584| 84| break; 1585| 84| } 1586| | 1587| 2.54k| if (op>(omax-2)) return ERROR(dstSize_tooSmall); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1587:13): [True: 0, False: 2.54k] ------------------ 1588| | 1589| 2.54k| *op++ = FSEv07_GETSYMBOL(&state2); ------------------ | | 1553| 2.54k|#define FSEv07_GETSYMBOL(statePtr) fast ? FSEv07_decodeSymbolFast(statePtr, &bitD) : FSEv07_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1553:36): [True: 658, False: 1.88k] | | ------------------ ------------------ 1590| | 1591| 2.54k| if (BITv07_reloadDStream(&bitD)==BITv07_DStream_overflow) { ------------------ | Branch (1591:13): [True: 54, False: 2.48k] ------------------ 1592| 54| *op++ = FSEv07_GETSYMBOL(&state1); ------------------ | | 1553| 54|#define FSEv07_GETSYMBOL(statePtr) fast ? FSEv07_decodeSymbolFast(statePtr, &bitD) : FSEv07_decodeSymbol(statePtr, &bitD) | | ------------------ | | | Branch (1553:36): [True: 27, False: 27] | | ------------------ ------------------ 1593| 54| break; 1594| 54| } } 1595| | 1596| 138| return op-ostart; 1597| 144|} zstd_v07.c:BITv07_initDStream: 503| 987|{ 504| 987| if (srcSize < 1) { memset(bitD, 0, sizeof(*bitD)); return ERROR(srcSize_wrong); } ------------------ | | 49| 13|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 13|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 13|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (504:9): [True: 13, False: 974] ------------------ 505| | 506| 974| if (srcSize >= sizeof(bitD->bitContainer)) { /* normal case */ ------------------ | Branch (506:9): [True: 648, False: 326] ------------------ 507| 648| bitD->start = (const char*)srcBuffer; 508| 648| bitD->ptr = (const char*)srcBuffer + srcSize - sizeof(bitD->bitContainer); 509| 648| bitD->bitContainer = MEM_readLEST(bitD->ptr); 510| 648| { BYTE const lastByte = ((const BYTE*)srcBuffer)[srcSize-1]; 511| 648| bitD->bitsConsumed = lastByte ? 8 - BITv07_highbit32(lastByte) : 0; ------------------ | Branch (511:32): [True: 545, False: 103] ------------------ 512| 648| if (lastByte == 0) return ERROR(GENERIC); /* endMark not present */ } ------------------ | | 49| 103|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 103|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 103|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (512:15): [True: 103, False: 545] ------------------ 513| 648| } else { 514| 326| bitD->start = (const char*)srcBuffer; 515| 326| bitD->ptr = bitD->start; 516| 326| bitD->bitContainer = *(const BYTE*)(bitD->start); 517| 326| switch(srcSize) 518| 326| { 519| 29| case 7: bitD->bitContainer += (size_t)(((const BYTE*)(srcBuffer))[6]) << (sizeof(bitD->bitContainer)*8 - 16);/* fall-through */ ------------------ | Branch (519:13): [True: 29, False: 297] ------------------ 520| 102| case 6: bitD->bitContainer += (size_t)(((const BYTE*)(srcBuffer))[5]) << (sizeof(bitD->bitContainer)*8 - 24);/* fall-through */ ------------------ | Branch (520:13): [True: 73, False: 253] ------------------ 521| 130| case 5: bitD->bitContainer += (size_t)(((const BYTE*)(srcBuffer))[4]) << (sizeof(bitD->bitContainer)*8 - 32);/* fall-through */ ------------------ | Branch (521:13): [True: 28, False: 298] ------------------ 522| 162| case 4: bitD->bitContainer += (size_t)(((const BYTE*)(srcBuffer))[3]) << 24; /* fall-through */ ------------------ | Branch (522:13): [True: 32, False: 294] ------------------ 523| 190| case 3: bitD->bitContainer += (size_t)(((const BYTE*)(srcBuffer))[2]) << 16; /* fall-through */ ------------------ | Branch (523:13): [True: 28, False: 298] ------------------ 524| 286| case 2: bitD->bitContainer += (size_t)(((const BYTE*)(srcBuffer))[1]) << 8; /* fall-through */ ------------------ | Branch (524:13): [True: 96, False: 230] ------------------ 525| 326| default: break; ------------------ | Branch (525:13): [True: 40, False: 286] ------------------ 526| 326| } 527| 326| { BYTE const lastByte = ((const BYTE*)srcBuffer)[srcSize-1]; 528| 326| bitD->bitsConsumed = lastByte ? 8 - BITv07_highbit32(lastByte) : 0; ------------------ | Branch (528:32): [True: 299, False: 27] ------------------ 529| 326| if (lastByte == 0) return ERROR(GENERIC); /* endMark not present */ } ------------------ | | 49| 27|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 27|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 27|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (529:15): [True: 27, False: 299] ------------------ 530| 299| bitD->bitsConsumed += (U32)(sizeof(bitD->bitContainer) - srcSize)*8; 531| 299| } 532| | 533| 844| return srcSize; 534| 974|} zstd_v07.c:MEM_readLEST: 367| 73.1k|{ 368| 73.1k| if (MEM_32bits()) ------------------ | Branch (368:9): [True: 0, False: 73.1k] ------------------ 369| 0| return (size_t)MEM_readLE32(memPtr); 370| 73.1k| else 371| 73.1k| return (size_t)MEM_readLE64(memPtr); 372| 73.1k|} zstd_v07.c:FSEv07_initDState: 818| 1.20k|{ 819| 1.20k| const void* ptr = dt; 820| 1.20k| const FSEv07_DTableHeader* const DTableH = (const FSEv07_DTableHeader*)ptr; 821| 1.20k| DStatePtr->state = BITv07_readBits(bitD, DTableH->tableLog); 822| 1.20k| BITv07_reloadDStream(bitD); 823| 1.20k| DStatePtr->table = dt + 1; 824| 1.20k|} zstd_v07.c:BITv07_readBits: 557| 223k|{ 558| 223k| size_t const value = BITv07_lookBits(bitD, nbBits); 559| 223k| BITv07_skipBits(bitD, nbBits); 560| 223k| return value; 561| 223k|} zstd_v07.c:BITv07_lookBits: 538| 223k|{ 539| 223k| U32 const bitMask = sizeof(bitD->bitContainer)*8 - 1; 540| 223k| return ((bitD->bitContainer << (bitD->bitsConsumed & bitMask)) >> 1) >> ((bitMask-nbBits) & bitMask); 541| 223k|} zstd_v07.c:BITv07_skipBits: 552| 278k|{ 553| 278k| bitD->bitsConsumed += nbBits; 554| 278k|} zstd_v07.c:BITv07_reloadDStream: 573| 80.0k|{ 574| 80.0k| if (bitD->bitsConsumed > (sizeof(bitD->bitContainer)*8)) /* should not happen => corruption detected */ ------------------ | Branch (574:9): [True: 288, False: 79.7k] ------------------ 575| 288| return BITv07_DStream_overflow; 576| | 577| 79.7k| if (bitD->ptr >= bitD->start + sizeof(bitD->bitContainer)) { ------------------ | Branch (577:9): [True: 6.31k, False: 73.4k] ------------------ 578| 6.31k| bitD->ptr -= bitD->bitsConsumed >> 3; 579| 6.31k| bitD->bitsConsumed &= 7; 580| 6.31k| bitD->bitContainer = MEM_readLEST(bitD->ptr); 581| 6.31k| return BITv07_DStream_unfinished; 582| 6.31k| } 583| 73.4k| if (bitD->ptr == bitD->start) { ------------------ | Branch (583:9): [True: 7.28k, False: 66.1k] ------------------ 584| 7.28k| if (bitD->bitsConsumed < sizeof(bitD->bitContainer)*8) return BITv07_DStream_endOfBuffer; ------------------ | Branch (584:13): [True: 6.98k, False: 299] ------------------ 585| 299| return BITv07_DStream_completed; 586| 7.28k| } 587| 66.1k| { U32 nbBytes = bitD->bitsConsumed >> 3; 588| 66.1k| BITv07_DStream_status result = BITv07_DStream_unfinished; 589| 66.1k| if (bitD->ptr - nbBytes < bitD->start) { ------------------ | Branch (589:13): [True: 86, False: 66.0k] ------------------ 590| 86| nbBytes = (U32)(bitD->ptr - bitD->start); /* ptr > start */ 591| 86| result = BITv07_DStream_endOfBuffer; 592| 86| } 593| 66.1k| bitD->ptr -= nbBytes; 594| 66.1k| bitD->bitsConsumed -= nbBytes*8; 595| 66.1k| bitD->bitContainer = MEM_readLEST(bitD->ptr); /* reminder : srcSize > sizeof(bitD) */ 596| 66.1k| return result; 597| 73.4k| } 598| 73.4k|} zstd_v07.c:FSEv07_decodeSymbolFast: 854| 3.50k|{ 855| 3.50k| FSEv07_decode_t const DInfo = ((const FSEv07_decode_t*)(DStatePtr->table))[DStatePtr->state]; 856| 3.50k| U32 const nbBits = DInfo.nbBits; 857| 3.50k| BYTE const symbol = DInfo.symbol; 858| 3.50k| size_t const lowBits = BITv07_readBitsFast(bitD, nbBits); 859| | 860| 3.50k| DStatePtr->state = DInfo.newState + lowBits; 861| 3.50k| return symbol; 862| 3.50k|} zstd_v07.c:BITv07_readBitsFast: 566| 3.50k|{ 567| 3.50k| size_t const value = BITv07_lookBitsFast(bitD, nbBits); 568| 3.50k| BITv07_skipBits(bitD, nbBits); 569| 3.50k| return value; 570| 3.50k|} zstd_v07.c:BITv07_lookBitsFast: 546| 54.9k|{ 547| 54.9k| U32 const bitMask = sizeof(bitD->bitContainer)*8 - 1; 548| 54.9k| return (bitD->bitContainer << (bitD->bitsConsumed & bitMask)) >> (((bitMask+1)-nbBits) & bitMask); 549| 54.9k|} zstd_v07.c:FSEv07_decodeSymbol: 841| 6.32k|{ 842| 6.32k| FSEv07_decode_t const DInfo = ((const FSEv07_decode_t*)(DStatePtr->table))[DStatePtr->state]; 843| 6.32k| U32 const nbBits = DInfo.nbBits; 844| 6.32k| BYTE const symbol = DInfo.symbol; 845| 6.32k| size_t const lowBits = BITv07_readBits(bitD, nbBits); 846| | 847| 6.32k| DStatePtr->state = DInfo.newState + lowBits; 848| 6.32k| return symbol; 849| 6.32k|} zstd_v07.c:HUFv07_getDTableDesc: 1708| 508|{ 1709| 508| DTableDesc dtd; 1710| 508| memcpy(&dtd, table, sizeof(dtd)); 1711| 508| return dtd; 1712| 508|} zstd_v07.c:HUFv07_decompress1X2_usingDTable_internal: 1816| 76|{ 1817| 76| BYTE* op = (BYTE*)dst; 1818| 76| BYTE* const oend = op + dstSize; 1819| 76| const void* dtPtr = DTable + 1; 1820| 76| const HUFv07_DEltX2* const dt = (const HUFv07_DEltX2*)dtPtr; 1821| 76| BITv07_DStream_t bitD; 1822| 76| DTableDesc const dtd = HUFv07_getDTableDesc(DTable); 1823| 76| U32 const dtLog = dtd.tableLog; 1824| | 1825| 76| { size_t const errorCode = BITv07_initDStream(&bitD, cSrc, cSrcSize); 1826| 76| if (HUFv07_isError(errorCode)) return errorCode; } ------------------ | Branch (1826:11): [True: 21, False: 55] ------------------ 1827| | 1828| 55| HUFv07_decodeStreamX2(op, &bitD, oend, dt, dtLog); 1829| | 1830| | /* check */ 1831| 55| if (!BITv07_endOfDStream(&bitD)) return ERROR(corruption_detected); ------------------ | | 49| 52|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 52|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 52|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1831:9): [True: 52, False: 3] ------------------ 1832| | 1833| 3| return dstSize; 1834| 55|} zstd_v07.c:HUFv07_decodeStreamX2: 1790| 283|{ 1791| 283| BYTE* const pStart = p; 1792| | 1793| | /* up to 4 symbols at a time */ 1794| 1.41k| while ((BITv07_reloadDStream(bitDPtr) == BITv07_DStream_unfinished) && (p <= pEnd-4)) { ------------------ | Branch (1794:12): [True: 1.18k, False: 230] | Branch (1794:76): [True: 1.13k, False: 53] ------------------ 1795| 1.13k| HUFv07_DECODE_SYMBOLX2_2(p, bitDPtr); ------------------ | | 1786| 1.13k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1786:9): [True: 1.13k, False: 0] | | ------------------ | | 1787| 1.13k| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 1.13k| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1796| 1.13k| HUFv07_DECODE_SYMBOLX2_1(p, bitDPtr); ------------------ | | 1782| 1.13k| if (MEM_64bits() || (HUFv07_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 997| 0|#define HUFv07_TABLELOG_MAX 12 /* max configured tableLog (for static allocation); can be modified up to HUFv07_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (1782:9): [True: 1.13k, False: 0] | | | Branch (1782:25): [True: 0, Folded] | | ------------------ | | 1783| 1.13k| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 1.13k| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1797| 1.13k| HUFv07_DECODE_SYMBOLX2_2(p, bitDPtr); ------------------ | | 1786| 1.13k| if (MEM_64bits()) \ | | ------------------ | | | Branch (1786:9): [True: 1.13k, False: 0] | | ------------------ | | 1787| 1.13k| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 1.13k| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1798| 1.13k| HUFv07_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 1779| 1.13k| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 1799| 1.13k| } 1800| | 1801| | /* closer to the end */ 1802| 363| while ((BITv07_reloadDStream(bitDPtr) == BITv07_DStream_unfinished) && (p < pEnd)) ------------------ | Branch (1802:12): [True: 124, False: 239] | Branch (1802:76): [True: 80, False: 44] ------------------ 1803| 80| HUFv07_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 1779| 80| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 1804| | 1805| | /* no more data to retrieve from bitstream, hence no need to reload */ 1806| 47.1k| while (p < pEnd) ------------------ | Branch (1806:12): [True: 46.8k, False: 283] ------------------ 1807| 46.8k| HUFv07_DECODE_SYMBOLX2_0(p, bitDPtr); ------------------ | | 1779| 46.8k| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 1808| | 1809| 283| return pEnd-pStart; 1810| 283|} zstd_v07.c:MEM_64bits: 265| 3.39k|MEM_STATIC unsigned MEM_64bits(void) { return sizeof(size_t)==8; } zstd_v07.c:HUFv07_decodeSymbolX2: 1771| 51.4k|{ 1772| 51.4k| size_t const val = BITv07_lookBitsFast(Dstream, dtLog); /* note : dtLog >= 1 */ 1773| 51.4k| BYTE const c = dt[val].byte; 1774| 51.4k| BITv07_skipBits(Dstream, dt[val].nbBits); 1775| 51.4k| return c; 1776| 51.4k|} zstd_v07.c:BITv07_endOfDStream: 604| 283|{ 605| 283| return ((DStream->ptr == DStream->start) && (DStream->bitsConsumed == sizeof(DStream->bitContainer)*8)); ------------------ | Branch (605:13): [True: 240, False: 43] | Branch (605:49): [True: 8, False: 232] ------------------ 606| 283|} zstd_v07.c:HUFv07_decompress4X2_usingDTable_internal: 1869| 177|{ 1870| | /* Check */ 1871| 177| if (cSrcSize < 10) return ERROR(corruption_detected); /* strict minimum : jump table + 1 byte per stream */ ------------------ | | 49| 3|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 3|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 3|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1871:9): [True: 3, False: 174] ------------------ 1872| | 1873| 174| { const BYTE* const istart = (const BYTE*) cSrc; 1874| 174| BYTE* const ostart = (BYTE*) dst; 1875| 174| BYTE* const oend = ostart + dstSize; 1876| 174| const void* const dtPtr = DTable + 1; 1877| 174| const HUFv07_DEltX2* const dt = (const HUFv07_DEltX2*)dtPtr; 1878| | 1879| | /* Init */ 1880| 174| BITv07_DStream_t bitD1; 1881| 174| BITv07_DStream_t bitD2; 1882| 174| BITv07_DStream_t bitD3; 1883| 174| BITv07_DStream_t bitD4; 1884| 174| size_t const length1 = MEM_readLE16(istart); 1885| 174| size_t const length2 = MEM_readLE16(istart+2); 1886| 174| size_t const length3 = MEM_readLE16(istart+4); 1887| 174| size_t const length4 = cSrcSize - (length1 + length2 + length3 + 6); 1888| 174| const BYTE* const istart1 = istart + 6; /* jumpTable */ 1889| 174| const BYTE* const istart2 = istart1 + length1; 1890| 174| const BYTE* const istart3 = istart2 + length2; 1891| 174| const BYTE* const istart4 = istart3 + length3; 1892| 174| const size_t segmentSize = (dstSize+3) / 4; 1893| 174| BYTE* const opStart2 = ostart + segmentSize; 1894| 174| BYTE* const opStart3 = opStart2 + segmentSize; 1895| 174| BYTE* const opStart4 = opStart3 + segmentSize; 1896| 174| BYTE* op1 = ostart; 1897| 174| BYTE* op2 = opStart2; 1898| 174| BYTE* op3 = opStart3; 1899| 174| BYTE* op4 = opStart4; 1900| 174| U32 endSignal; 1901| 174| DTableDesc const dtd = HUFv07_getDTableDesc(DTable); 1902| 174| U32 const dtLog = dtd.tableLog; 1903| | 1904| 174| if (length4 > cSrcSize) return ERROR(corruption_detected); /* overflow */ ------------------ | | 49| 24|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 24|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 24|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1904:13): [True: 24, False: 150] ------------------ 1905| 150| { size_t const errorCode = BITv07_initDStream(&bitD1, istart1, length1); 1906| 150| if (HUFv07_isError(errorCode)) return errorCode; } ------------------ | Branch (1906:15): [True: 28, False: 122] ------------------ 1907| 122| { size_t const errorCode = BITv07_initDStream(&bitD2, istart2, length2); 1908| 122| if (HUFv07_isError(errorCode)) return errorCode; } ------------------ | Branch (1908:15): [True: 27, False: 95] ------------------ 1909| 95| { size_t const errorCode = BITv07_initDStream(&bitD3, istart3, length3); 1910| 95| if (HUFv07_isError(errorCode)) return errorCode; } ------------------ | Branch (1910:15): [True: 28, False: 67] ------------------ 1911| 67| { size_t const errorCode = BITv07_initDStream(&bitD4, istart4, length4); 1912| 67| if (HUFv07_isError(errorCode)) return errorCode; } ------------------ | Branch (1912:15): [True: 10, False: 57] ------------------ 1913| | 1914| | /* 16-32 symbols per loop (4-8 symbols per stream) */ 1915| 57| endSignal = BITv07_reloadDStream(&bitD1) | BITv07_reloadDStream(&bitD2) | BITv07_reloadDStream(&bitD3) | BITv07_reloadDStream(&bitD4); 1916| 57| for ( ; (endSignal==BITv07_DStream_unfinished) && (op4<(oend-7)) ; ) { ------------------ | Branch (1916:17): [True: 0, False: 57] | Branch (1916:59): [True: 0, False: 0] ------------------ 1917| 0| HUFv07_DECODE_SYMBOLX2_2(op1, &bitD1); ------------------ | | 1786| 0| if (MEM_64bits()) \ | | ------------------ | | | Branch (1786:9): [True: 0, False: 0] | | ------------------ | | 1787| 0| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1918| 0| HUFv07_DECODE_SYMBOLX2_2(op2, &bitD2); ------------------ | | 1786| 0| if (MEM_64bits()) \ | | ------------------ | | | Branch (1786:9): [True: 0, False: 0] | | ------------------ | | 1787| 0| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1919| 0| HUFv07_DECODE_SYMBOLX2_2(op3, &bitD3); ------------------ | | 1786| 0| if (MEM_64bits()) \ | | ------------------ | | | Branch (1786:9): [True: 0, False: 0] | | ------------------ | | 1787| 0| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1920| 0| HUFv07_DECODE_SYMBOLX2_2(op4, &bitD4); ------------------ | | 1786| 0| if (MEM_64bits()) \ | | ------------------ | | | Branch (1786:9): [True: 0, False: 0] | | ------------------ | | 1787| 0| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1921| 0| HUFv07_DECODE_SYMBOLX2_1(op1, &bitD1); ------------------ | | 1782| 0| if (MEM_64bits() || (HUFv07_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 997| 0|#define HUFv07_TABLELOG_MAX 12 /* max configured tableLog (for static allocation); can be modified up to HUFv07_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (1782:9): [True: 0, False: 0] | | | Branch (1782:25): [True: 0, Folded] | | ------------------ | | 1783| 0| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1922| 0| HUFv07_DECODE_SYMBOLX2_1(op2, &bitD2); ------------------ | | 1782| 0| if (MEM_64bits() || (HUFv07_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 997| 0|#define HUFv07_TABLELOG_MAX 12 /* max configured tableLog (for static allocation); can be modified up to HUFv07_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (1782:9): [True: 0, False: 0] | | | Branch (1782:25): [True: 0, Folded] | | ------------------ | | 1783| 0| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1923| 0| HUFv07_DECODE_SYMBOLX2_1(op3, &bitD3); ------------------ | | 1782| 0| if (MEM_64bits() || (HUFv07_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 997| 0|#define HUFv07_TABLELOG_MAX 12 /* max configured tableLog (for static allocation); can be modified up to HUFv07_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (1782:9): [True: 0, False: 0] | | | Branch (1782:25): [True: 0, Folded] | | ------------------ | | 1783| 0| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1924| 0| HUFv07_DECODE_SYMBOLX2_1(op4, &bitD4); ------------------ | | 1782| 0| if (MEM_64bits() || (HUFv07_TABLELOG_MAX<=12)) \ | | ------------------ | | | | 997| 0|#define HUFv07_TABLELOG_MAX 12 /* max configured tableLog (for static allocation); can be modified up to HUFv07_ABSOLUTEMAX_TABLELOG */ | | ------------------ | | | Branch (1782:9): [True: 0, False: 0] | | | Branch (1782:25): [True: 0, Folded] | | ------------------ | | 1783| 0| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1925| 0| HUFv07_DECODE_SYMBOLX2_2(op1, &bitD1); ------------------ | | 1786| 0| if (MEM_64bits()) \ | | ------------------ | | | Branch (1786:9): [True: 0, False: 0] | | ------------------ | | 1787| 0| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1926| 0| HUFv07_DECODE_SYMBOLX2_2(op2, &bitD2); ------------------ | | 1786| 0| if (MEM_64bits()) \ | | ------------------ | | | Branch (1786:9): [True: 0, False: 0] | | ------------------ | | 1787| 0| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1927| 0| HUFv07_DECODE_SYMBOLX2_2(op3, &bitD3); ------------------ | | 1786| 0| if (MEM_64bits()) \ | | ------------------ | | | Branch (1786:9): [True: 0, False: 0] | | ------------------ | | 1787| 0| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1928| 0| HUFv07_DECODE_SYMBOLX2_2(op4, &bitD4); ------------------ | | 1786| 0| if (MEM_64bits()) \ | | ------------------ | | | Branch (1786:9): [True: 0, False: 0] | | ------------------ | | 1787| 0| HUFv07_DECODE_SYMBOLX2_0(ptr, DStreamPtr) | | ------------------ | | | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) | | ------------------ ------------------ 1929| 0| HUFv07_DECODE_SYMBOLX2_0(op1, &bitD1); ------------------ | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 1930| 0| HUFv07_DECODE_SYMBOLX2_0(op2, &bitD2); ------------------ | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 1931| 0| HUFv07_DECODE_SYMBOLX2_0(op3, &bitD3); ------------------ | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 1932| 0| HUFv07_DECODE_SYMBOLX2_0(op4, &bitD4); ------------------ | | 1779| 0| *ptr++ = HUFv07_decodeSymbolX2(DStreamPtr, dt, dtLog) ------------------ 1933| 0| endSignal = BITv07_reloadDStream(&bitD1) | BITv07_reloadDStream(&bitD2) | BITv07_reloadDStream(&bitD3) | BITv07_reloadDStream(&bitD4); 1934| 0| } 1935| | 1936| | /* check corruption */ 1937| 57| if (op1 > opStart2) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1937:13): [True: 0, False: 57] ------------------ 1938| 57| if (op2 > opStart3) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1938:13): [True: 0, False: 57] ------------------ 1939| 57| if (op3 > opStart4) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1939:13): [True: 0, False: 57] ------------------ 1940| | /* note : op4 supposed already verified within main loop */ 1941| | 1942| | /* finish bitStreams one by one */ 1943| 57| HUFv07_decodeStreamX2(op1, &bitD1, opStart2, dt, dtLog); 1944| 57| HUFv07_decodeStreamX2(op2, &bitD2, opStart3, dt, dtLog); 1945| 57| HUFv07_decodeStreamX2(op3, &bitD3, opStart4, dt, dtLog); 1946| 57| HUFv07_decodeStreamX2(op4, &bitD4, oend, dt, dtLog); 1947| | 1948| | /* check */ 1949| 57| endSignal = BITv07_endOfDStream(&bitD1) & BITv07_endOfDStream(&bitD2) & BITv07_endOfDStream(&bitD3) & BITv07_endOfDStream(&bitD4); 1950| 57| if (!endSignal) return ERROR(corruption_detected); ------------------ | | 49| 57|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 57|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 57|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (1950:13): [True: 57, False: 0] ------------------ 1951| | 1952| | /* decoded size */ 1953| 0| return dstSize; 1954| 57| } 1955| 57|} zstd_v07.c:ZSTDv07_defaultAllocFunction: 2577| 981|{ 2578| 981| void* address = malloc(size); 2579| 981| (void)opaque; 2580| | /* printf("alloc %p, %d opaque=%p \n", address, (int)size, opaque); */ 2581| 981| return address; 2582| 981|} zstd_v07.c:ZSTDv07_defaultFreeFunction: 2585| 981|{ 2586| 981| (void)opaque; 2587| | /* if (address) printf("free %p opaque=%p \n", address, opaque); */ 2588| 981| free(address); 2589| 981|} zstd_v07.c:ZSTDv07_frameHeaderSize: 3078| 3.11k|{ 3079| 3.11k| if (srcSize < ZSTDv07_frameHeaderSize_min) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3079:9): [True: 0, False: 3.11k] ------------------ 3080| 3.11k| { BYTE const fhd = ((const BYTE*)src)[4]; 3081| 3.11k| U32 const dictID= fhd & 3; 3082| 3.11k| U32 const directMode = (fhd >> 5) & 1; 3083| 3.11k| U32 const fcsId = fhd >> 6; 3084| 3.11k| return ZSTDv07_frameHeaderSize_min + !directMode + ZSTDv07_did_fieldSize[dictID] + ZSTDv07_fcs_fieldSize[fcsId] 3085| 3.11k| + (directMode && !ZSTDv07_fcs_fieldSize[fcsId]); ------------------ | Branch (3085:20): [True: 623, False: 2.49k] | Branch (3085:34): [True: 70, False: 553] ------------------ 3086| 3.11k| } 3087| 3.11k|} zstd_v07.c:MEM_32bits: 264| 289k|MEM_STATIC unsigned MEM_32bits(void) { return sizeof(size_t)==4; } zstd_v07.c:MEM_readLE16: 329| 889|{ 330| 889| if (MEM_isLittleEndian()) ------------------ | Branch (330:9): [True: 889, False: 0] ------------------ 331| 889| return MEM_read16(memPtr); 332| 0| else { 333| 0| const BYTE* p = (const BYTE*)memPtr; 334| 0| return (U16)(p[0] + (p[1]<<8)); 335| 0| } 336| 889|} zstd_v07.c:MEM_read16: 274| 889|{ 275| 889| U16 val; memcpy(&val, memPtr, sizeof(val)); return val; 276| 889|} zstd_v07.c:MEM_readLE64: 359| 73.2k|{ 360| 73.2k| if (MEM_isLittleEndian()) ------------------ | Branch (360:9): [True: 73.2k, False: 0] ------------------ 361| 73.2k| return MEM_read64(memPtr); 362| 0| else 363| 0| return MEM_swap64(MEM_read64(memPtr)); 364| 73.2k|} zstd_v07.c:MEM_read64: 284| 73.2k|{ 285| 73.2k| U64 val; memcpy(&val, memPtr, sizeof(val)); return val; 286| 73.2k|} zstd_v07.c:ZSTDv07_checkContinuity: 3678| 981|{ 3679| 981| if (dst != dctx->previousDstEnd) { /* not contiguous */ ------------------ | Branch (3679:9): [True: 981, False: 0] ------------------ 3680| 981| dctx->dictEnd = dctx->previousDstEnd; 3681| 981| dctx->vBase = (const char*)dst - ((const char*)(dctx->previousDstEnd) - (const char*)(dctx->base)); 3682| 981| dctx->base = dst; 3683| 981| dctx->previousDstEnd = dst; 3684| 981| } 3685| 981|} zstd_v07.c:ZSTDv07_decompressBlock_internal: 3691| 833|{ /* blockType == blockCompressed */ 3692| 833| const BYTE* ip = (const BYTE*)src; 3693| | 3694| 833| if (srcSize >= ZSTDv07_BLOCKSIZE_ABSOLUTEMAX) return ERROR(srcSize_wrong); ------------------ | | 175| 833|#define ZSTDv07_BLOCKSIZE_ABSOLUTEMAX (128 * 1024) /* define, for static allocation */ ------------------ if (srcSize >= ZSTDv07_BLOCKSIZE_ABSOLUTEMAX) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3694:9): [True: 0, False: 833] ------------------ 3695| | 3696| | /* Decode literals sub-block */ 3697| 833| { size_t const litCSize = ZSTDv07_decodeLiteralsBlock(dctx, src, srcSize); 3698| 833| if (ZSTDv07_isError(litCSize)) return litCSize; ------------------ | | 2856| 833|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ | Branch (3698:13): [True: 410, False: 423] ------------------ 3699| 423| ip += litCSize; 3700| 423| srcSize -= litCSize; 3701| 423| } 3702| 0| return ZSTDv07_decompressSequences(dctx, dst, dstCapacity, ip, srcSize); 3703| 833|} zstd_v07.c:ZSTDv07_decodeLiteralsBlock: 3231| 833|{ 3232| 833| const BYTE* const istart = (const BYTE*) src; 3233| | 3234| 833| if (srcSize < MIN_CBLOCK_SIZE) return ERROR(corruption_detected); ------------------ | | 2663| 833|#define MIN_CBLOCK_SIZE (1 /*litCSize*/ + 1 /* RLE or RAW */ + MIN_SEQUENCES_SIZE /* nbSeq==0 */) /* for a non-null block */ | | ------------------ | | | | 2662| 833|#define MIN_SEQUENCES_SIZE 1 /* nbSeq==0 */ | | ------------------ ------------------ if (srcSize < MIN_CBLOCK_SIZE) return ERROR(corruption_detected); ------------------ | | 49| 7|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 7|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 7|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3234:9): [True: 7, False: 826] ------------------ 3235| | 3236| 826| switch((litBlockType_t)(istart[0]>> 6)) 3237| 826| { 3238| 387| case lbt_huffman: ------------------ | Branch (3238:5): [True: 387, False: 439] ------------------ 3239| 387| { size_t litSize, litCSize, singleStream=0; 3240| 387| U32 lhSize = (istart[0] >> 4) & 3; 3241| 387| if (srcSize < 5) return ERROR(corruption_detected); /* srcSize >= MIN_CBLOCK_SIZE == 3; here we need up to 5 for lhSize, + cSize (+nbSeq) */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3241:17): [True: 0, False: 387] ------------------ 3242| 387| switch(lhSize) 3243| 387| { 3244| 358| case 0: case 1: default: /* note : default is impossible, since lhSize into [0..3] */ ------------------ | Branch (3244:13): [True: 267, False: 120] | Branch (3244:21): [True: 91, False: 296] | Branch (3244:29): [True: 0, False: 387] ------------------ 3245| | /* 2 - 2 - 10 - 10 */ 3246| 358| lhSize=3; 3247| 358| singleStream = istart[0] & 16; 3248| 358| litSize = ((istart[0] & 15) << 6) + (istart[1] >> 2); 3249| 358| litCSize = ((istart[1] & 3) << 8) + istart[2]; 3250| 358| break; 3251| 9| case 2: ------------------ | Branch (3251:13): [True: 9, False: 378] ------------------ 3252| | /* 2 - 2 - 14 - 14 */ 3253| 9| lhSize=4; 3254| 9| litSize = ((istart[0] & 15) << 10) + (istart[1] << 2) + (istart[2] >> 6); 3255| 9| litCSize = ((istart[2] & 63) << 8) + istart[3]; 3256| 9| break; 3257| 20| case 3: ------------------ | Branch (3257:13): [True: 20, False: 367] ------------------ 3258| | /* 2 - 2 - 18 - 18 */ 3259| 20| lhSize=5; 3260| 20| litSize = ((istart[0] & 15) << 14) + (istart[1] << 6) + (istart[2] >> 2); 3261| 20| litCSize = ((istart[2] & 3) << 16) + (istart[3] << 8) + istart[4]; 3262| 20| break; 3263| 387| } 3264| 387| if (litSize > ZSTDv07_BLOCKSIZE_ABSOLUTEMAX) return ERROR(corruption_detected); ------------------ | | 175| 387|#define ZSTDv07_BLOCKSIZE_ABSOLUTEMAX (128 * 1024) /* define, for static allocation */ ------------------ if (litSize > ZSTDv07_BLOCKSIZE_ABSOLUTEMAX) return ERROR(corruption_detected); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3264:17): [True: 1, False: 386] ------------------ 3265| 386| if (litCSize + lhSize > srcSize) return ERROR(corruption_detected); ------------------ | | 49| 29|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 29|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 29|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3265:17): [True: 29, False: 357] ------------------ 3266| | 3267| 357| if (HUFv07_isError(singleStream ? ------------------ | | 2858| 357|#define HUFv07_isError ERR_isError ------------------ | Branch (3267:17): [True: 354, False: 3] | Branch (3267:32): [True: 86, False: 271] ------------------ 3268| 86| HUFv07_decompress1X2_DCtx(dctx->hufTable, dctx->litBuffer, litSize, istart+lhSize, litCSize) : 3269| 357| HUFv07_decompress4X_hufOnly (dctx->hufTable, dctx->litBuffer, litSize, istart+lhSize, litCSize) )) 3270| 354| return ERROR(corruption_detected); ------------------ | | 49| 354|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 354|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 354|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3271| | 3272| 3| dctx->litPtr = dctx->litBuffer; 3273| 3| dctx->litSize = litSize; 3274| 3| dctx->litEntropy = 1; 3275| 3| memset(dctx->litBuffer + dctx->litSize, 0, WILDCOPY_OVERLENGTH); ------------------ | | 2721| 3|#define WILDCOPY_OVERLENGTH 8 ------------------ 3276| 3| return litCSize + lhSize; 3277| 357| } 3278| 3| case lbt_repeat: ------------------ | Branch (3278:5): [True: 3, False: 823] ------------------ 3279| 3| { size_t litSize, litCSize; 3280| 3| U32 lhSize = ((istart[0]) >> 4) & 3; 3281| 3| if (lhSize != 1) /* only case supported for now : small litSize, single stream */ ------------------ | Branch (3281:17): [True: 2, False: 1] ------------------ 3282| 2| return ERROR(corruption_detected); ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3283| 1| if (dctx->litEntropy==0) ------------------ | Branch (3283:17): [True: 1, False: 0] ------------------ 3284| 1| return ERROR(dictionary_corrupted); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3285| | 3286| | /* 2 - 2 - 10 - 10 */ 3287| 0| lhSize=3; 3288| 0| litSize = ((istart[0] & 15) << 6) + (istart[1] >> 2); 3289| 0| litCSize = ((istart[1] & 3) << 8) + istart[2]; 3290| 0| if (litCSize + lhSize > srcSize) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3290:17): [True: 0, False: 0] ------------------ 3291| | 3292| 0| { size_t const errorCode = HUFv07_decompress1X4_usingDTable(dctx->litBuffer, litSize, istart+lhSize, litCSize, dctx->hufTable); 3293| 0| if (HUFv07_isError(errorCode)) return ERROR(corruption_detected); ------------------ | | 2858| 0|#define HUFv07_isError ERR_isError ------------------ if (HUFv07_isError(errorCode)) return ERROR(corruption_detected); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3293:21): [True: 0, False: 0] ------------------ 3294| 0| } 3295| 0| dctx->litPtr = dctx->litBuffer; 3296| 0| dctx->litSize = litSize; 3297| 0| memset(dctx->litBuffer + dctx->litSize, 0, WILDCOPY_OVERLENGTH); ------------------ | | 2721| 0|#define WILDCOPY_OVERLENGTH 8 ------------------ 3298| 0| return litCSize + lhSize; 3299| 0| } 3300| 59| case lbt_raw: ------------------ | Branch (3300:5): [True: 59, False: 767] ------------------ 3301| 59| { size_t litSize; 3302| 59| U32 lhSize = ((istart[0]) >> 4) & 3; 3303| 59| switch(lhSize) 3304| 59| { 3305| 46| case 0: case 1: default: /* note : default is impossible, since lhSize into [0..3] */ ------------------ | Branch (3305:13): [True: 31, False: 28] | Branch (3305:21): [True: 15, False: 44] | Branch (3305:29): [True: 0, False: 59] ------------------ 3306| 46| lhSize=1; 3307| 46| litSize = istart[0] & 31; 3308| 46| break; 3309| 3| case 2: ------------------ | Branch (3309:13): [True: 3, False: 56] ------------------ 3310| 3| litSize = ((istart[0] & 15) << 8) + istart[1]; 3311| 3| break; 3312| 10| case 3: ------------------ | Branch (3312:13): [True: 10, False: 49] ------------------ 3313| 10| litSize = ((istart[0] & 15) << 16) + (istart[1] << 8) + istart[2]; 3314| 10| break; 3315| 59| } 3316| | 3317| 59| if (lhSize+litSize+WILDCOPY_OVERLENGTH > srcSize) { /* risk reading beyond src buffer with wildcopy */ ------------------ | | 2721| 59|#define WILDCOPY_OVERLENGTH 8 ------------------ | Branch (3317:17): [True: 16, False: 43] ------------------ 3318| 16| if (litSize+lhSize > srcSize) return ERROR(corruption_detected); ------------------ | | 49| 13|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 13|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 13|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3318:21): [True: 13, False: 3] ------------------ 3319| 3| memcpy(dctx->litBuffer, istart+lhSize, litSize); 3320| 3| dctx->litPtr = dctx->litBuffer; 3321| 3| dctx->litSize = litSize; 3322| 3| memset(dctx->litBuffer + dctx->litSize, 0, WILDCOPY_OVERLENGTH); ------------------ | | 2721| 3|#define WILDCOPY_OVERLENGTH 8 ------------------ 3323| 3| return lhSize+litSize; 3324| 16| } 3325| | /* direct reference into compressed stream */ 3326| 43| dctx->litPtr = istart+lhSize; 3327| 43| dctx->litSize = litSize; 3328| 43| return lhSize+litSize; 3329| 59| } 3330| 377| case lbt_rle: ------------------ | Branch (3330:5): [True: 377, False: 449] ------------------ 3331| 377| { size_t litSize; 3332| 377| U32 lhSize = ((istart[0]) >> 4) & 3; 3333| 377| switch(lhSize) 3334| 377| { 3335| 29| case 0: case 1: default: /* note : default is impossible, since lhSize into [0..3] */ ------------------ | Branch (3335:13): [True: 18, False: 359] | Branch (3335:21): [True: 11, False: 366] | Branch (3335:29): [True: 0, False: 377] ------------------ 3336| 29| lhSize = 1; 3337| 29| litSize = istart[0] & 31; 3338| 29| break; 3339| 154| case 2: ------------------ | Branch (3339:13): [True: 154, False: 223] ------------------ 3340| 154| litSize = ((istart[0] & 15) << 8) + istart[1]; 3341| 154| break; 3342| 194| case 3: ------------------ | Branch (3342:13): [True: 194, False: 183] ------------------ 3343| 194| litSize = ((istart[0] & 15) << 16) + (istart[1] << 8) + istart[2]; 3344| 194| if (srcSize<4) return ERROR(corruption_detected); /* srcSize >= MIN_CBLOCK_SIZE == 3; here we need lhSize+1 = 4 */ ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3344:21): [True: 1, False: 193] ------------------ 3345| 193| break; 3346| 377| } 3347| 376| if (litSize > ZSTDv07_BLOCKSIZE_ABSOLUTEMAX) return ERROR(corruption_detected); ------------------ | | 175| 376|#define ZSTDv07_BLOCKSIZE_ABSOLUTEMAX (128 * 1024) /* define, for static allocation */ ------------------ if (litSize > ZSTDv07_BLOCKSIZE_ABSOLUTEMAX) return ERROR(corruption_detected); ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3347:17): [True: 2, False: 374] ------------------ 3348| 374| memset(dctx->litBuffer, istart[lhSize], litSize + WILDCOPY_OVERLENGTH); ------------------ | | 2721| 374|#define WILDCOPY_OVERLENGTH 8 ------------------ 3349| 374| dctx->litPtr = dctx->litBuffer; 3350| 374| dctx->litSize = litSize; 3351| 374| return lhSize+1; 3352| 376| } 3353| 0| default: ------------------ | Branch (3353:5): [True: 0, False: 826] ------------------ 3354| 0| return ERROR(corruption_detected); /* impossible */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3355| 826| } 3356| 826|} zstd_v07.c:ZSTDv07_decompressSequences: 3616| 423|{ 3617| 423| const BYTE* ip = (const BYTE*)seqStart; 3618| 423| const BYTE* const iend = ip + seqSize; 3619| 423| BYTE* const ostart = (BYTE*)dst; 3620| 423| BYTE* const oend = ostart + maxDstSize; 3621| 423| BYTE* op = ostart; 3622| 423| const BYTE* litPtr = dctx->litPtr; 3623| 423| const BYTE* const litEnd = litPtr + dctx->litSize; 3624| 423| FSEv07_DTable* DTableLL = dctx->LLTable; 3625| 423| FSEv07_DTable* DTableML = dctx->MLTable; 3626| 423| FSEv07_DTable* DTableOffb = dctx->OffTable; 3627| 423| const BYTE* const base = (const BYTE*) (dctx->base); 3628| 423| const BYTE* const vBase = (const BYTE*) (dctx->vBase); 3629| 423| const BYTE* const dictEnd = (const BYTE*) (dctx->dictEnd); 3630| 423| int nbSeq; 3631| | 3632| | /* Build Decoding Tables */ 3633| 423| { size_t const seqHSize = ZSTDv07_decodeSeqHeaders(&nbSeq, DTableLL, DTableML, DTableOffb, dctx->fseEntropy, ip, seqSize); 3634| 423| if (ZSTDv07_isError(seqHSize)) return seqHSize; ------------------ | | 2856| 423|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ | Branch (3634:13): [True: 56, False: 367] ------------------ 3635| 367| ip += seqHSize; 3636| 367| } 3637| | 3638| | /* Regen sequences */ 3639| 367| if (nbSeq) { ------------------ | Branch (3639:9): [True: 328, False: 39] ------------------ 3640| 328| seqState_t seqState; 3641| 328| dctx->fseEntropy = 1; 3642| 1.31k| { U32 i; for (i=0; irep[i]; } ------------------ | | 2639| 1.31k|#define ZSTDv07_REP_INIT ZSTDv07_REP_NUM | | ------------------ | | | | 2638| 1.31k|#define ZSTDv07_REP_NUM 3 | | ------------------ ------------------ | Branch (3642:28): [True: 984, False: 328] ------------------ 3643| 328| { size_t const errorCode = BITv07_initDStream(&(seqState.DStream), ip, iend-ip); 3644| 328| if (ERR_isError(errorCode)) return ERROR(corruption_detected); } ------------------ | | 49| 24|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 24|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 24|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3644:15): [True: 24, False: 304] ------------------ 3645| 304| FSEv07_initDState(&(seqState.stateLL), &(seqState.DStream), DTableLL); 3646| 304| FSEv07_initDState(&(seqState.stateOffb), &(seqState.DStream), DTableOffb); 3647| 304| FSEv07_initDState(&(seqState.stateML), &(seqState.DStream), DTableML); 3648| | 3649| 70.3k| for ( ; (BITv07_reloadDStream(&(seqState.DStream)) <= BITv07_DStream_completed) && nbSeq ; ) { ------------------ | Branch (3649:17): [True: 70.2k, False: 107] | Branch (3649:92): [True: 70.2k, False: 30] ------------------ 3650| 70.2k| nbSeq--; 3651| 70.2k| { seq_t const sequence = ZSTDv07_decodeSequence(&seqState); 3652| 70.2k| size_t const oneSeqSize = ZSTDv07_execSequence(op, oend, sequence, &litPtr, litEnd, base, vBase, dictEnd); 3653| 70.2k| if (ZSTDv07_isError(oneSeqSize)) return oneSeqSize; ------------------ | | 2856| 70.2k|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ | Branch (3653:21): [True: 167, False: 70.0k] ------------------ 3654| 70.0k| op += oneSeqSize; 3655| 70.0k| } } 3656| | 3657| | /* check if reached exact end */ 3658| 137| if (nbSeq) return ERROR(corruption_detected); ------------------ | | 49| 102|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 102|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 102|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3658:13): [True: 102, False: 35] ------------------ 3659| | /* save reps for next block */ 3660| 140| { U32 i; for (i=0; irep[i] = (U32)(seqState.prevOffset[i]); } ------------------ | | 2639| 140|#define ZSTDv07_REP_INIT ZSTDv07_REP_NUM | | ------------------ | | | | 2638| 140|#define ZSTDv07_REP_NUM 3 | | ------------------ ------------------ | Branch (3660:28): [True: 105, False: 35] ------------------ 3661| 35| } 3662| | 3663| | /* last literal segment */ 3664| 74| { size_t const lastLLSize = litEnd - litPtr; 3665| | /* if (litPtr > litEnd) return ERROR(corruption_detected); */ /* too many literals already used */ 3666| 74| if (lastLLSize > (size_t)(oend-op)) return ERROR(dstSize_tooSmall); ------------------ | | 49| 9|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 9|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 9|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3666:13): [True: 9, False: 65] ------------------ 3667| 65| if (lastLLSize > 0) { ------------------ | Branch (3667:13): [True: 62, False: 3] ------------------ 3668| 62| memcpy(op, litPtr, lastLLSize); 3669| 62| op += lastLLSize; 3670| 62| } 3671| 65| } 3672| | 3673| 0| return op-ostart; 3674| 74|} zstd_v07.c:ZSTDv07_decodeSeqHeaders: 3396| 423|{ 3397| 423| const BYTE* const istart = (const BYTE*)src; 3398| 423| const BYTE* const iend = istart + srcSize; 3399| 423| const BYTE* ip = istart; 3400| | 3401| | /* check */ 3402| 423| if (srcSize < MIN_SEQUENCES_SIZE) return ERROR(srcSize_wrong); ------------------ | | 2662| 423|#define MIN_SEQUENCES_SIZE 1 /* nbSeq==0 */ ------------------ if (srcSize < MIN_SEQUENCES_SIZE) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3402:9): [True: 0, False: 423] ------------------ 3403| | 3404| | /* SeqHead */ 3405| 423| { int nbSeq = *ip++; 3406| 423| if (!nbSeq) { *nbSeqPtr=0; return 1; } ------------------ | Branch (3406:13): [True: 32, False: 391] ------------------ 3407| 391| if (nbSeq > 0x7F) { ------------------ | Branch (3407:13): [True: 190, False: 201] ------------------ 3408| 190| if (nbSeq == 0xFF) { ------------------ | Branch (3408:17): [True: 34, False: 156] ------------------ 3409| 34| if (ip+2 > iend) return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3409:21): [True: 1, False: 33] ------------------ 3410| 33| nbSeq = MEM_readLE16(ip) + LONGNBSEQ, ip+=2; ------------------ | | 2668| 33|#define LONGNBSEQ 0x7F00 ------------------ 3411| 156| } else { 3412| 156| if (ip >= iend) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3412:21): [True: 0, False: 156] ------------------ 3413| 156| nbSeq = ((nbSeq-0x80)<<8) + *ip++; 3414| 156| } 3415| 190| } 3416| 390| *nbSeqPtr = nbSeq; 3417| 390| } 3418| | 3419| | /* FSE table descriptors */ 3420| 390| if (ip + 4 > iend) return ERROR(srcSize_wrong); /* min : header byte + all 3 are "raw", hence no header, but at least xxLog bits per type */ ------------------ | | 49| 4|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 4|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 4|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3420:9): [True: 4, False: 386] ------------------ 3421| 386| { U32 const LLtype = *ip >> 6; 3422| 386| U32 const OFtype = (*ip >> 4) & 3; 3423| 386| U32 const MLtype = (*ip >> 2) & 3; 3424| 386| ip++; 3425| | 3426| | /* Build DTables */ 3427| 386| { size_t const llhSize = ZSTDv07_buildSeqTable(DTableLL, LLtype, MaxLL, LLFSELog, ip, iend-ip, LL_defaultNorm, LL_defaultNormLog, flagRepeatTable); ------------------ | | 2676| 386|#define MaxLL 35 ------------------ { size_t const llhSize = ZSTDv07_buildSeqTable(DTableLL, LLtype, MaxLL, LLFSELog, ip, iend-ip, LL_defaultNorm, LL_defaultNormLog, flagRepeatTable); ------------------ | | 2680| 386|#define LLFSELog 9 ------------------ 3428| 386| if (ZSTDv07_isError(llhSize)) return ERROR(corruption_detected); ------------------ | | 2856| 386|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ if (ZSTDv07_isError(llhSize)) return ERROR(corruption_detected); ------------------ | | 49| 14|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 14|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 14|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3428:17): [True: 14, False: 372] ------------------ 3429| 372| ip += llhSize; 3430| 372| } 3431| 372| { size_t const ofhSize = ZSTDv07_buildSeqTable(DTableOffb, OFtype, MaxOff, OffFSELog, ip, iend-ip, OF_defaultNorm, OF_defaultNormLog, flagRepeatTable); ------------------ | | 2677| 372|#define MaxOff 28 ------------------ { size_t const ofhSize = ZSTDv07_buildSeqTable(DTableOffb, OFtype, MaxOff, OffFSELog, ip, iend-ip, OF_defaultNorm, OF_defaultNormLog, flagRepeatTable); ------------------ | | 2681| 372|#define OffFSELog 8 ------------------ 3432| 372| if (ZSTDv07_isError(ofhSize)) return ERROR(corruption_detected); ------------------ | | 2856| 372|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ if (ZSTDv07_isError(ofhSize)) return ERROR(corruption_detected); ------------------ | | 49| 20|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 20|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 20|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3432:17): [True: 20, False: 352] ------------------ 3433| 352| ip += ofhSize; 3434| 352| } 3435| 352| { size_t const mlhSize = ZSTDv07_buildSeqTable(DTableML, MLtype, MaxML, MLFSELog, ip, iend-ip, ML_defaultNorm, ML_defaultNormLog, flagRepeatTable); ------------------ | | 2675| 352|#define MaxML 52 ------------------ { size_t const mlhSize = ZSTDv07_buildSeqTable(DTableML, MLtype, MaxML, MLFSELog, ip, iend-ip, ML_defaultNorm, ML_defaultNormLog, flagRepeatTable); ------------------ | | 2679| 352|#define MLFSELog 9 ------------------ 3436| 352| if (ZSTDv07_isError(mlhSize)) return ERROR(corruption_detected); ------------------ | | 2856| 352|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ if (ZSTDv07_isError(mlhSize)) return ERROR(corruption_detected); ------------------ | | 49| 17|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 17|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 17|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3436:17): [True: 17, False: 335] ------------------ 3437| 335| ip += mlhSize; 3438| 335| } } 3439| | 3440| 0| return ip-istart; 3441| 352|} zstd_v07.c:ZSTDv07_buildSeqTable: 3366| 1.11k|{ 3367| 1.11k| switch(type) 3368| 1.11k| { 3369| 153| case FSEv07_ENCODING_RLE : ------------------ | | 2684| 153|#define FSEv07_ENCODING_RLE 1 ------------------ | Branch (3369:5): [True: 153, False: 957] ------------------ 3370| 153| if (!srcSize) return ERROR(srcSize_wrong); ------------------ | | 49| 2|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 2|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 2|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3370:13): [True: 2, False: 151] ------------------ 3371| 151| if ( (*(const BYTE*)src) > max) return ERROR(corruption_detected); ------------------ | | 49| 5|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 5|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 5|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3371:14): [True: 5, False: 146] ------------------ 3372| 146| FSEv07_buildDTable_rle(DTable, *(const BYTE*)src); /* if *src > max, data is corrupted */ 3373| 146| return 1; 3374| 490| case FSEv07_ENCODING_RAW : ------------------ | | 2683| 490|#define FSEv07_ENCODING_RAW 0 ------------------ | Branch (3374:5): [True: 490, False: 620] ------------------ 3375| 490| FSEv07_buildDTable(DTable, defaultNorm, max, defaultLog); 3376| 490| return 0; 3377| 16| case FSEv07_ENCODING_STATIC: ------------------ | | 2685| 16|#define FSEv07_ENCODING_STATIC 2 ------------------ | Branch (3377:5): [True: 16, False: 1.09k] ------------------ 3378| 16| if (!flagRepeatTable) return ERROR(corruption_detected); ------------------ | | 49| 9|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 9|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 9|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3378:13): [True: 9, False: 7] ------------------ 3379| 7| return 0; 3380| 0| default : /* impossible */ ------------------ | Branch (3380:5): [True: 0, False: 1.11k] ------------------ 3381| 451| case FSEv07_ENCODING_DYNAMIC : ------------------ | | 2686| 451|#define FSEv07_ENCODING_DYNAMIC 3 ------------------ | Branch (3381:5): [True: 451, False: 659] ------------------ 3382| 451| { U32 tableLog; 3383| 451| S16 norm[MaxSeq+1]; 3384| 451| size_t const headerSize = FSEv07_readNCount(norm, &max, &tableLog, src, srcSize); 3385| 451| if (FSEv07_isError(headerSize)) return ERROR(corruption_detected); ------------------ | | 2857| 451|#define FSEv07_isError ERR_isError ------------------ if (FSEv07_isError(headerSize)) return ERROR(corruption_detected); ------------------ | | 49| 19|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 19|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 19|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3385:17): [True: 19, False: 432] ------------------ 3386| 432| if (tableLog > maxLog) return ERROR(corruption_detected); ------------------ | | 49| 16|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 16|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 16|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3386:17): [True: 16, False: 416] ------------------ 3387| 416| FSEv07_buildDTable(DTable, norm, max, tableLog); 3388| 416| return headerSize; 3389| 432| } } 3390| 1.11k|} zstd_v07.c:ZSTDv07_decodeSequence: 3460| 70.2k|{ 3461| 70.2k| seq_t seq; 3462| | 3463| 70.2k| U32 const llCode = FSEv07_peekSymbol(&(seqState->stateLL)); 3464| 70.2k| U32 const mlCode = FSEv07_peekSymbol(&(seqState->stateML)); 3465| 70.2k| U32 const ofCode = FSEv07_peekSymbol(&(seqState->stateOffb)); /* <= maxOff, by table construction */ 3466| | 3467| 70.2k| U32 const llBits = LL_bits[llCode]; 3468| 70.2k| U32 const mlBits = ML_bits[mlCode]; 3469| 70.2k| U32 const ofBits = ofCode; 3470| 70.2k| U32 const totalBits = llBits+mlBits+ofBits; 3471| | 3472| 70.2k| static const U32 LL_base[MaxLL+1] = { 3473| 70.2k| 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 3474| 70.2k| 16, 18, 20, 22, 24, 28, 32, 40, 48, 64, 0x80, 0x100, 0x200, 0x400, 0x800, 0x1000, 3475| 70.2k| 0x2000, 0x4000, 0x8000, 0x10000 }; 3476| | 3477| 70.2k| static const U32 ML_base[MaxML+1] = { 3478| 70.2k| 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 3479| 70.2k| 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 3480| 70.2k| 35, 37, 39, 41, 43, 47, 51, 59, 67, 83, 99, 0x83, 0x103, 0x203, 0x403, 0x803, 3481| 70.2k| 0x1003, 0x2003, 0x4003, 0x8003, 0x10003 }; 3482| | 3483| 70.2k| static const U32 OF_base[MaxOff+1] = { 3484| 70.2k| 0, 1, 1, 5, 0xD, 0x1D, 0x3D, 0x7D, 3485| 70.2k| 0xFD, 0x1FD, 0x3FD, 0x7FD, 0xFFD, 0x1FFD, 0x3FFD, 0x7FFD, 3486| 70.2k| 0xFFFD, 0x1FFFD, 0x3FFFD, 0x7FFFD, 0xFFFFD, 0x1FFFFD, 0x3FFFFD, 0x7FFFFD, 3487| 70.2k| 0xFFFFFD, 0x1FFFFFD, 0x3FFFFFD, 0x7FFFFFD, 0xFFFFFFD }; 3488| | 3489| | /* sequence */ 3490| 70.2k| { size_t offset; 3491| 70.2k| if (!ofCode) ------------------ | Branch (3491:13): [True: 66.8k, False: 3.36k] ------------------ 3492| 66.8k| offset = 0; 3493| 3.36k| else { 3494| 3.36k| offset = OF_base[ofCode] + BITv07_readBits(&(seqState->DStream), ofBits); /* <= (ZSTDv07_WINDOWLOG_MAX-1) bits */ 3495| 3.36k| if (MEM_32bits()) BITv07_reloadDStream(&(seqState->DStream)); ------------------ | Branch (3495:17): [True: 0, False: 3.36k] ------------------ 3496| 3.36k| } 3497| | 3498| 70.2k| if (ofCode <= 1) { ------------------ | Branch (3498:13): [True: 68.6k, False: 1.63k] ------------------ 3499| 68.6k| if ((llCode == 0) & (offset <= 1)) offset = 1-offset; ------------------ | Branch (3499:17): [True: 64.6k, False: 3.96k] ------------------ 3500| 68.6k| if (offset) { ------------------ | Branch (3500:17): [True: 65.2k, False: 3.33k] ------------------ 3501| 65.2k| size_t const temp = seqState->prevOffset[offset]; 3502| 65.2k| if (offset != 1) seqState->prevOffset[2] = seqState->prevOffset[1]; ------------------ | Branch (3502:21): [True: 718, False: 64.5k] ------------------ 3503| 65.2k| seqState->prevOffset[1] = seqState->prevOffset[0]; 3504| 65.2k| seqState->prevOffset[0] = offset = temp; 3505| 65.2k| } else { 3506| 3.33k| offset = seqState->prevOffset[0]; 3507| 3.33k| } 3508| 68.6k| } else { 3509| 1.63k| seqState->prevOffset[2] = seqState->prevOffset[1]; 3510| 1.63k| seqState->prevOffset[1] = seqState->prevOffset[0]; 3511| 1.63k| seqState->prevOffset[0] = offset; 3512| 1.63k| } 3513| 70.2k| seq.offset = offset; 3514| 70.2k| } 3515| | 3516| 70.2k| seq.matchLength = ML_base[mlCode] + ((mlCode>31) ? BITv07_readBits(&(seqState->DStream), mlBits) : 0); /* <= 16 bits */ ------------------ | Branch (3516:42): [True: 1.16k, False: 69.0k] ------------------ 3517| 70.2k| if (MEM_32bits() && (mlBits+llBits>24)) BITv07_reloadDStream(&(seqState->DStream)); ------------------ | Branch (3517:9): [True: 0, False: 70.2k] | Branch (3517:25): [True: 0, False: 0] ------------------ 3518| | 3519| 70.2k| seq.litLength = LL_base[llCode] + ((llCode>15) ? BITv07_readBits(&(seqState->DStream), llBits) : 0); /* <= 16 bits */ ------------------ | Branch (3519:40): [True: 1.12k, False: 69.1k] ------------------ 3520| 70.2k| if (MEM_32bits() || ------------------ | Branch (3520:9): [True: 0, False: 70.2k] ------------------ 3521| 70.2k| (totalBits > 64 - 7 - (LLFSELog+MLFSELog+OffFSELog)) ) BITv07_reloadDStream(&(seqState->DStream)); ------------------ | | 2680| 70.2k|#define LLFSELog 9 ------------------ (totalBits > 64 - 7 - (LLFSELog+MLFSELog+OffFSELog)) ) BITv07_reloadDStream(&(seqState->DStream)); ------------------ | | 2679| 70.2k|#define MLFSELog 9 ------------------ (totalBits > 64 - 7 - (LLFSELog+MLFSELog+OffFSELog)) ) BITv07_reloadDStream(&(seqState->DStream)); ------------------ | | 2681| 70.2k|#define OffFSELog 8 ------------------ | Branch (3521:8): [True: 55, False: 70.1k] ------------------ 3522| | 3523| | /* ANS state update */ 3524| 70.2k| FSEv07_updateState(&(seqState->stateLL), &(seqState->DStream)); /* <= 9 bits */ 3525| 70.2k| FSEv07_updateState(&(seqState->stateML), &(seqState->DStream)); /* <= 9 bits */ 3526| 70.2k| if (MEM_32bits()) BITv07_reloadDStream(&(seqState->DStream)); /* <= 18 bits */ ------------------ | Branch (3526:9): [True: 0, False: 70.2k] ------------------ 3527| 70.2k| FSEv07_updateState(&(seqState->stateOffb), &(seqState->DStream)); /* <= 8 bits */ 3528| | 3529| 70.2k| return seq; 3530| 70.2k|} zstd_v07.c:FSEv07_peekSymbol: 827| 210k|{ 828| 210k| FSEv07_decode_t const DInfo = ((const FSEv07_decode_t*)(DStatePtr->table))[DStatePtr->state]; 829| 210k| return DInfo.symbol; 830| 210k|} zstd_v07.c:FSEv07_updateState: 833| 210k|{ 834| 210k| FSEv07_decode_t const DInfo = ((const FSEv07_decode_t*)(DStatePtr->table))[DStatePtr->state]; 835| 210k| U32 const nbBits = DInfo.nbBits; 836| 210k| size_t const lowBits = BITv07_readBits(bitD, nbBits); 837| 210k| DStatePtr->state = DInfo.newState + lowBits; 838| 210k|} zstd_v07.c:ZSTDv07_execSequence: 3538| 70.2k|{ 3539| 70.2k| BYTE* const oLitEnd = op + sequence.litLength; 3540| 70.2k| size_t const sequenceLength = sequence.litLength + sequence.matchLength; 3541| 70.2k| BYTE* const oMatchEnd = op + sequenceLength; /* risk : address space overflow (32-bits) */ 3542| 70.2k| BYTE* const oend_w = oend-WILDCOPY_OVERLENGTH; ------------------ | | 2721| 70.2k|#define WILDCOPY_OVERLENGTH 8 ------------------ 3543| 70.2k| const BYTE* const iLitEnd = *litPtr + sequence.litLength; 3544| 70.2k| const BYTE* match = oLitEnd - sequence.offset; 3545| | 3546| | /* check */ 3547| 70.2k| assert(oend >= op); ------------------ | | 70| 70.2k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 3548| 70.2k| if (sequence.litLength + WILDCOPY_OVERLENGTH > (size_t)(oend - op)) return ERROR(dstSize_tooSmall); ------------------ | | 2721| 70.2k|#define WILDCOPY_OVERLENGTH 8 ------------------ if (sequence.litLength + WILDCOPY_OVERLENGTH > (size_t)(oend - op)) return ERROR(dstSize_tooSmall); ------------------ | | 49| 28|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 28|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 28|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3548:9): [True: 28, False: 70.2k] ------------------ 3549| 70.2k| if (sequenceLength > (size_t)(oend - op)) return ERROR(dstSize_tooSmall); ------------------ | | 49| 21|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 21|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 21|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3549:9): [True: 21, False: 70.1k] ------------------ 3550| 70.1k| assert(litLimit >= *litPtr); ------------------ | | 70| 70.1k|# define assert(condition) ((void)0) /* disable assert (default) */ ------------------ 3551| 70.1k| if (sequence.litLength > (size_t)(litLimit - *litPtr)) return ERROR(corruption_detected);; ------------------ | | 49| 37|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 37|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 37|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3551:9): [True: 37, False: 70.1k] ------------------ 3552| | 3553| | /* copy Literals */ 3554| 70.1k| ZSTDv07_wildcopy(op, *litPtr, (ptrdiff_t)sequence.litLength); /* note : since oLitEnd <= oend-WILDCOPY_OVERLENGTH, no risk of overwrite beyond oend */ 3555| 70.1k| op = oLitEnd; 3556| 70.1k| *litPtr = iLitEnd; /* update for next sequence */ 3557| | 3558| | /* copy Match */ 3559| 70.1k| if (sequence.offset > (size_t)(oLitEnd - base)) { ------------------ | Branch (3559:9): [True: 208, False: 69.9k] ------------------ 3560| | /* offset beyond prefix */ 3561| 208| if (sequence.offset > (size_t)(oLitEnd - vBase)) return ERROR(corruption_detected); ------------------ | | 49| 81|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 81|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 81|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3561:13): [True: 81, False: 127] ------------------ 3562| 127| match = dictEnd - (base-match); 3563| 127| if (match + sequence.matchLength <= dictEnd) { ------------------ | Branch (3563:13): [True: 86, False: 41] ------------------ 3564| 86| memmove(oLitEnd, match, sequence.matchLength); 3565| 86| return sequenceLength; 3566| 86| } 3567| | /* span extDict & currentPrefixSegment */ 3568| 41| { size_t const length1 = (size_t)(dictEnd - match); 3569| 41| memmove(oLitEnd, match, length1); 3570| 41| op = oLitEnd + length1; 3571| 41| sequence.matchLength -= length1; 3572| 41| match = base; 3573| 41| if (op > oend_w || sequence.matchLength < MINMATCH) { ------------------ | | 2670| 41|#define MINMATCH 3 ------------------ | Branch (3573:17): [True: 0, False: 41] | Branch (3573:32): [True: 21, False: 20] ------------------ 3574| 56| while (op < oMatchEnd) *op++ = *match++; ------------------ | Branch (3574:22): [True: 35, False: 21] ------------------ 3575| 21| return sequenceLength; 3576| 21| } 3577| 41| } } 3578| | /* Requirement: op <= oend_w */ 3579| | 3580| | /* match within prefix */ 3581| 69.9k| if (sequence.offset < 8) { ------------------ | Branch (3581:9): [True: 67.8k, False: 2.13k] ------------------ 3582| | /* close range match, overlap */ 3583| 67.8k| static const U32 dec32table[] = { 0, 1, 2, 1, 4, 4, 4, 4 }; /* added */ 3584| 67.8k| static const int dec64table[] = { 8, 8, 8, 7, 8, 9,10,11 }; /* subtracted */ 3585| 67.8k| int const sub2 = dec64table[sequence.offset]; 3586| 67.8k| op[0] = match[0]; 3587| 67.8k| op[1] = match[1]; 3588| 67.8k| op[2] = match[2]; 3589| 67.8k| op[3] = match[3]; 3590| 67.8k| match += dec32table[sequence.offset]; 3591| 67.8k| ZSTDv07_copy4(op+4, match); 3592| 67.8k| match -= sub2; 3593| 67.8k| } else { 3594| 2.13k| ZSTDv07_copy8(op, match); 3595| 2.13k| } 3596| 69.9k| op += 8; match += 8; 3597| | 3598| 69.9k| if (oMatchEnd > oend-(16-MINMATCH)) { ------------------ | | 2670| 69.9k|#define MINMATCH 3 ------------------ | Branch (3598:9): [True: 25, False: 69.9k] ------------------ 3599| 25| if (op < oend_w) { ------------------ | Branch (3599:13): [True: 16, False: 9] ------------------ 3600| 16| ZSTDv07_wildcopy(op, match, oend_w - op); 3601| 16| match += oend_w - op; 3602| 16| op = oend_w; 3603| 16| } 3604| 75| while (op < oMatchEnd) *op++ = *match++; ------------------ | Branch (3604:16): [True: 50, False: 25] ------------------ 3605| 69.9k| } else { 3606| 69.9k| ZSTDv07_wildcopy(op, match, (ptrdiff_t)sequence.matchLength-8); /* works even if matchLength < 8 */ 3607| 69.9k| } 3608| 69.9k| return sequenceLength; 3609| 70.1k|} zstd_v07.c:ZSTDv07_wildcopy: 2723| 140k|{ 2724| 140k| const BYTE* ip = (const BYTE*)src; 2725| 140k| BYTE* op = (BYTE*)dst; 2726| 140k| BYTE* const oend = op + length; 2727| 140k| do 2728| 1.47M| COPY8(op, ip) ------------------ | | 2717| 1.47M|#define COPY8(d,s) { ZSTDv07_copy8(d,s); d+=8; s+=8; } ------------------ 2729| 1.47M| while (op < oend); ------------------ | Branch (2729:12): [True: 1.33M, False: 140k] ------------------ 2730| 140k|} zstd_v07.c:ZSTDv07_copy4: 2864| 67.8k|static void ZSTDv07_copy4(void* dst, const void* src) { memcpy(dst, src, 4); } zstd_v07.c:ZSTDv07_copy8: 2716| 1.47M|static void ZSTDv07_copy8(void* dst, const void* src) { memcpy(dst, src, 8); } zstd_v07.c:ZSTDv07_decompressFrame: 3743| 981|{ 3744| 981| const BYTE* ip = (const BYTE*)src; 3745| 981| const BYTE* const iend = ip + srcSize; 3746| 981| BYTE* const ostart = (BYTE*)dst; 3747| 981| BYTE* const oend = ostart + dstCapacity; 3748| 981| BYTE* op = ostart; 3749| 981| size_t remainingSize = srcSize; 3750| | 3751| | /* check */ 3752| 981| if (srcSize < ZSTDv07_frameHeaderSize_min+ZSTDv07_blockHeaderSize) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3752:9): [True: 0, False: 981] ------------------ 3753| | 3754| | /* Frame Header */ 3755| 981| { size_t const frameHeaderSize = ZSTDv07_frameHeaderSize(src, ZSTDv07_frameHeaderSize_min); 3756| 981| if (ZSTDv07_isError(frameHeaderSize)) return frameHeaderSize; ------------------ | | 2856| 981|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ | Branch (3756:13): [True: 0, False: 981] ------------------ 3757| 981| if (srcSize < frameHeaderSize+ZSTDv07_blockHeaderSize) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3757:13): [True: 0, False: 981] ------------------ 3758| 981| if (ZSTDv07_decodeFrameHeader(dctx, src, frameHeaderSize)) return ERROR(corruption_detected); ------------------ | | 49| 65|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 65|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 65|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3758:13): [True: 65, False: 916] ------------------ 3759| 916| ip += frameHeaderSize; remainingSize -= frameHeaderSize; 3760| 916| } 3761| | 3762| | /* Loop on each block */ 3763| 1.43k| while (1) { ------------------ | Branch (3763:12): [True: 1.43k, Folded] ------------------ 3764| 1.43k| size_t decodedSize; 3765| 1.43k| blockProperties_t blockProperties; 3766| 1.43k| size_t const cBlockSize = ZSTDv07_getcBlockSize(ip, iend-ip, &blockProperties); 3767| 1.43k| if (ZSTDv07_isError(cBlockSize)) return cBlockSize; ------------------ | | 2856| 1.43k|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ | Branch (3767:13): [True: 0, False: 1.43k] ------------------ 3768| | 3769| 1.43k| ip += ZSTDv07_blockHeaderSize; 3770| 1.43k| remainingSize -= ZSTDv07_blockHeaderSize; 3771| 1.43k| if (cBlockSize > remainingSize) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3771:13): [True: 0, False: 1.43k] ------------------ 3772| | 3773| 1.43k| switch(blockProperties.blockType) 3774| 1.43k| { 3775| 833| case bt_compressed: ------------------ | Branch (3775:9): [True: 833, False: 601] ------------------ 3776| 833| decodedSize = ZSTDv07_decompressBlock_internal(dctx, op, oend-op, ip, cBlockSize); 3777| 833| break; 3778| 16| case bt_raw : ------------------ | Branch (3778:9): [True: 16, False: 1.41k] ------------------ 3779| 16| decodedSize = ZSTDv07_copyRawBlock(op, oend-op, ip, cBlockSize); 3780| 16| break; 3781| 444| case bt_rle : ------------------ | Branch (3781:9): [True: 444, False: 990] ------------------ 3782| 444| decodedSize = ZSTDv07_generateNxBytes(op, oend-op, *ip, blockProperties.origSize); 3783| 444| break; 3784| 141| case bt_end : ------------------ | Branch (3784:9): [True: 141, False: 1.29k] ------------------ 3785| | /* end of frame */ 3786| 141| if (remainingSize) return ERROR(srcSize_wrong); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3786:17): [True: 0, False: 141] ------------------ 3787| 141| decodedSize = 0; 3788| 141| break; 3789| 0| default: ------------------ | Branch (3789:9): [True: 0, False: 1.43k] ------------------ 3790| 0| return ERROR(GENERIC); /* impossible */ ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ 3791| 1.43k| } 3792| 1.43k| if (blockProperties.blockType == bt_end) break; /* bt_end */ ------------------ | Branch (3792:13): [True: 141, False: 1.29k] ------------------ 3793| | 3794| 1.29k| if (ZSTDv07_isError(decodedSize)) return decodedSize; ------------------ | | 2856| 1.29k|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ | Branch (3794:13): [True: 775, False: 518] ------------------ 3795| 518| if (dctx->fParams.checksumFlag) XXH64_update(&dctx->xxhState, op, decodedSize); ------------------ | | 460| 31|# define XXH64_update XXH_NAME2(XXH_NAMESPACE, XXH64_update) | | ------------------ | | | | 443| 31|# define XXH_NAME2(A,B) XXH_CAT(A,B) | | | | ------------------ | | | | | | 442| 31|# define XXH_CAT(A,B) A##B | | | | ------------------ | | ------------------ ------------------ | Branch (3795:13): [True: 31, False: 487] ------------------ 3796| 518| op += decodedSize; 3797| 518| ip += cBlockSize; 3798| 518| remainingSize -= cBlockSize; 3799| 518| } 3800| | 3801| 141| return op-ostart; 3802| 916|} zstd_v07.c:ZSTDv07_generateNxBytes: 3729| 444|{ 3730| 444| if (length > dstCapacity) return ERROR(dstSize_tooSmall); ------------------ | | 49| 6|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 6|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 6|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3730:9): [True: 6, False: 438] ------------------ 3731| 438| if (length > 0) { ------------------ | Branch (3731:9): [True: 428, False: 10] ------------------ 3732| 428| memset(dst, byte, length); 3733| 428| } 3734| 438| return length; 3735| 444|} zstd_v07.c:ZSTD_errorFrameSizeInfoLegacy: 3855| 34|{ 3856| 34| *cSize = ret; 3857| 34| *dBound = ZSTD_CONTENTSIZE_ERROR; ------------------ | | 2688| 34|#define ZSTD_CONTENTSIZE_ERROR (0ULL - 2) ------------------ 3858| 34|} zstd_v07.c:ZSTDv07_getcBlockSize: 3201| 4.26k|{ 3202| 4.26k| const BYTE* const in = (const BYTE*)src; 3203| 4.26k| U32 cSize; 3204| | 3205| 4.26k| if (srcSize < ZSTDv07_blockHeaderSize) return ERROR(srcSize_wrong); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3205:9): [True: 1, False: 4.26k] ------------------ 3206| | 3207| 4.26k| bpPtr->blockType = (blockType_t)((*in) >> 6); 3208| 4.26k| cSize = in[2] + (in[1]<<8) + ((in[0] & 7)<<16); 3209| 4.26k| bpPtr->origSize = (bpPtr->blockType == bt_rle) ? cSize : 0; ------------------ | Branch (3209:23): [True: 1.06k, False: 3.20k] ------------------ 3210| | 3211| 4.26k| if (bpPtr->blockType == bt_end) return 0; ------------------ | Branch (3211:9): [True: 1.12k, False: 3.14k] ------------------ 3212| 3.14k| if (bpPtr->blockType == bt_rle) return 1; ------------------ | Branch (3212:9): [True: 1.06k, False: 2.08k] ------------------ 3213| 2.08k| return cSize; 3214| 3.14k|} zstd_v07.c:ZSTDv07_decodeFrameHeader: 3184| 981|{ 3185| 981| size_t const result = ZSTDv07_getFrameParams(&(dctx->fParams), src, srcSize); 3186| 981| if (dctx->fParams.dictID && (dctx->dictID != dctx->fParams.dictID)) return ERROR(dictionary_wrong); ------------------ | | 49| 36|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 36|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 36|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3186:9): [True: 36, False: 945] | Branch (3186:33): [True: 36, False: 0] ------------------ 3187| 945| if (dctx->fParams.checksumFlag) XXH64_reset(&dctx->xxhState, 0); ------------------ | | 459| 38|# define XXH64_reset XXH_NAME2(XXH_NAMESPACE, XXH64_reset) | | ------------------ | | | | 443| 38|# define XXH_NAME2(A,B) XXH_CAT(A,B) | | | | ------------------ | | | | | | 442| 38|# define XXH_CAT(A,B) A##B | | | | ------------------ | | ------------------ ------------------ | Branch (3187:9): [True: 38, False: 907] ------------------ 3188| 945| return result; 3189| 981|} zstd_v07.c:ZSTDv07_copyRawBlock: 3218| 16|{ 3219| 16| if (srcSize > dstCapacity) return ERROR(dstSize_tooSmall); ------------------ | | 49| 1|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 1|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 1|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (3219:9): [True: 1, False: 15] ------------------ 3220| 15| if (srcSize > 0) { ------------------ | Branch (3220:9): [True: 9, False: 6] ------------------ 3221| 9| memcpy(dst, src, srcSize); 3222| 9| } 3223| 15| return srcSize; 3224| 16|} zstd_v07.c:ZSTDv07_decompress_insertDictionary: 4092| 330|{ 4093| 330| if (dictSize < 8) return ZSTDv07_refDictContent(dctx, dict, dictSize); ------------------ | Branch (4093:9): [True: 12, False: 318] ------------------ 4094| 318| { U32 const magic = MEM_readLE32(dict); 4095| 318| if (magic != ZSTDv07_DICT_MAGIC) { ------------------ | | 2636| 318|#define ZSTDv07_DICT_MAGIC 0xEC30A437 /* v0.7 */ ------------------ | Branch (4095:13): [True: 318, False: 0] ------------------ 4096| 318| return ZSTDv07_refDictContent(dctx, dict, dictSize); /* pure content mode */ 4097| 318| } } 4098| 0| dctx->dictID = MEM_readLE32((const char*)dict + 4); 4099| | 4100| | /* load entropy tables */ 4101| 0| dict = (const char*)dict + 8; 4102| 0| dictSize -= 8; 4103| 0| { size_t const eSize = ZSTDv07_loadEntropy(dctx, dict, dictSize); 4104| 0| if (ZSTDv07_isError(eSize)) return ERROR(dictionary_corrupted); ------------------ | | 2856| 0|#define ZSTDv07_isError ERR_isError /* for inlining */ ------------------ if (ZSTDv07_isError(eSize)) return ERROR(dictionary_corrupted); ------------------ | | 49| 0|#define ERROR(name) ZSTD_ERROR(name) | | ------------------ | | | | 50| 0|#define ZSTD_ERROR(name) ((size_t)-PREFIX(name)) | | | | ------------------ | | | | | | 42| 0|#define PREFIX(name) ZSTD_error_##name | | | | ------------------ | | ------------------ ------------------ | Branch (4104:13): [True: 0, False: 0] ------------------ 4105| 0| dict = (const char*)dict + eSize; 4106| 0| dictSize -= eSize; 4107| 0| } 4108| | 4109| | /* reference dictionary content */ 4110| 0| return ZSTDv07_refDictContent(dctx, dict, dictSize); 4111| 0|} zstd_v07.c:ZSTDv07_refDictContent: 4033| 330|{ 4034| 330| dctx->dictEnd = dctx->previousDstEnd; 4035| 330| dctx->vBase = (const char*)dict - ((const char*)(dctx->previousDstEnd) - (const char*)(dctx->base)); 4036| 330| dctx->base = dict; 4037| 330| dctx->previousDstEnd = (const char*)dict + dictSize; 4038| 330| return 0; 4039| 330|} bshuf_trans_byte_bitrow_AVX: 117| 10.7k| const size_t elem_size) { 118| | 119| 10.7k| size_t hh, ii, jj, kk, mm; 120| 10.7k| const char* in_b = (const char*) in; 121| 10.7k| char* out_b = (char*) out; 122| | 123| 10.7k| CHECK_MULT_EIGHT(size); ------------------ | | 35| 10.7k|#define CHECK_MULT_EIGHT(n) if (n % 8) return -80; | | ------------------ | | | Branch (35:33): [True: 0, False: 10.7k] | | ------------------ ------------------ 124| | 125| 10.7k| size_t nrows = 8 * elem_size; 126| 10.7k| size_t nbyte_row = size / 8; 127| | 128| 10.7k| if (elem_size % 4) return bshuf_trans_byte_bitrow_SSE(in, out, size, ------------------ | Branch (128:7): [True: 7.04k, False: 3.68k] ------------------ 129| 7.04k| elem_size); 130| | 131| 3.68k| __m256i ymm_0[8]; 132| 3.68k| __m256i ymm_1[8]; 133| 3.68k| __m256i ymm_storeage[8][4]; 134| | 135| 703k| for (jj = 0; jj + 31 < nbyte_row; jj += 32) { ------------------ | Branch (135:16): [True: 699k, False: 3.68k] ------------------ 136| 1.66M| for (ii = 0; ii + 3 < elem_size; ii += 4) { ------------------ | Branch (136:18): [True: 965k, False: 699k] ------------------ 137| 4.82M| for (hh = 0; hh < 4; hh ++) { ------------------ | Branch (137:20): [True: 3.86M, False: 965k] ------------------ 138| | 139| 34.7M| for (kk = 0; kk < 8; kk ++){ ------------------ | Branch (139:22): [True: 30.8M, False: 3.86M] ------------------ 140| 30.8M| ymm_0[kk] = _mm256_loadu_si256((__m256i *) &in_b[ 141| 30.8M| (ii * 8 + hh * 8 + kk) * nbyte_row + jj]); 142| 30.8M| } 143| | 144| 19.3M| for (kk = 0; kk < 4; kk ++){ ------------------ | Branch (144:22): [True: 15.4M, False: 3.86M] ------------------ 145| 15.4M| ymm_1[kk] = _mm256_unpacklo_epi8(ymm_0[kk * 2], 146| 15.4M| ymm_0[kk * 2 + 1]); 147| 15.4M| ymm_1[kk + 4] = _mm256_unpackhi_epi8(ymm_0[kk * 2], 148| 15.4M| ymm_0[kk * 2 + 1]); 149| 15.4M| } 150| | 151| 11.5M| for (kk = 0; kk < 2; kk ++){ ------------------ | Branch (151:22): [True: 7.72M, False: 3.86M] ------------------ 152| 23.1M| for (mm = 0; mm < 2; mm ++){ ------------------ | Branch (152:24): [True: 15.4M, False: 7.72M] ------------------ 153| 15.4M| ymm_0[kk * 4 + mm] = _mm256_unpacklo_epi16( 154| 15.4M| ymm_1[kk * 4 + mm * 2], 155| 15.4M| ymm_1[kk * 4 + mm * 2 + 1]); 156| 15.4M| ymm_0[kk * 4 + mm + 2] = _mm256_unpackhi_epi16( 157| 15.4M| ymm_1[kk * 4 + mm * 2], 158| 15.4M| ymm_1[kk * 4 + mm * 2 + 1]); 159| 15.4M| } 160| 7.72M| } 161| | 162| 19.3M| for (kk = 0; kk < 4; kk ++){ ------------------ | Branch (162:22): [True: 15.4M, False: 3.86M] ------------------ 163| 15.4M| ymm_1[kk * 2] = _mm256_unpacklo_epi32(ymm_0[kk * 2], 164| 15.4M| ymm_0[kk * 2 + 1]); 165| 15.4M| ymm_1[kk * 2 + 1] = _mm256_unpackhi_epi32(ymm_0[kk * 2], 166| 15.4M| ymm_0[kk * 2 + 1]); 167| 15.4M| } 168| | 169| 34.7M| for (kk = 0; kk < 8; kk ++){ ------------------ | Branch (169:22): [True: 30.8M, False: 3.86M] ------------------ 170| 30.8M| ymm_storeage[kk][hh] = ymm_1[kk]; 171| 30.8M| } 172| 3.86M| } 173| | 174| 8.68M| for (mm = 0; mm < 8; mm ++) { ------------------ | Branch (174:20): [True: 7.72M, False: 965k] ------------------ 175| | 176| 38.6M| for (kk = 0; kk < 4; kk ++){ ------------------ | Branch (176:22): [True: 30.8M, False: 7.72M] ------------------ 177| 30.8M| ymm_0[kk] = ymm_storeage[mm][kk]; 178| 30.8M| } 179| | 180| 7.72M| ymm_1[0] = _mm256_unpacklo_epi64(ymm_0[0], ymm_0[1]); 181| 7.72M| ymm_1[1] = _mm256_unpacklo_epi64(ymm_0[2], ymm_0[3]); 182| 7.72M| ymm_1[2] = _mm256_unpackhi_epi64(ymm_0[0], ymm_0[1]); 183| 7.72M| ymm_1[3] = _mm256_unpackhi_epi64(ymm_0[2], ymm_0[3]); 184| | 185| 7.72M| ymm_0[0] = _mm256_permute2x128_si256(ymm_1[0], ymm_1[1], 32); 186| 7.72M| ymm_0[1] = _mm256_permute2x128_si256(ymm_1[2], ymm_1[3], 32); 187| 7.72M| ymm_0[2] = _mm256_permute2x128_si256(ymm_1[0], ymm_1[1], 49); 188| 7.72M| ymm_0[3] = _mm256_permute2x128_si256(ymm_1[2], ymm_1[3], 49); 189| | 190| 7.72M| _mm256_storeu_si256((__m256i *) &out_b[ 191| 7.72M| (jj + mm * 2 + 0 * 16) * nrows + ii * 8], ymm_0[0]); 192| 7.72M| _mm256_storeu_si256((__m256i *) &out_b[ 193| 7.72M| (jj + mm * 2 + 0 * 16 + 1) * nrows + ii * 8], ymm_0[1]); 194| 7.72M| _mm256_storeu_si256((__m256i *) &out_b[ 195| 7.72M| (jj + mm * 2 + 1 * 16) * nrows + ii * 8], ymm_0[2]); 196| 7.72M| _mm256_storeu_si256((__m256i *) &out_b[ 197| 7.72M| (jj + mm * 2 + 1 * 16 + 1) * nrows + ii * 8], ymm_0[3]); 198| 7.72M| } 199| 965k| } 200| 699k| } 201| 245k| for (ii = 0; ii < nrows; ii ++ ) { ------------------ | Branch (201:16): [True: 241k, False: 3.68k] ------------------ 202| 3.41M| for (jj = nbyte_row - nbyte_row % 32; jj < nbyte_row; jj ++) { ------------------ | Branch (202:43): [True: 3.17M, False: 241k] ------------------ 203| 3.17M| out_b[jj * nrows + ii] = in_b[ii * nbyte_row + jj]; 204| 3.17M| } 205| 241k| } 206| 3.68k| return size * elem_size; 207| 10.7k|} bshuf_shuffle_bit_eightelem_AVX: 212| 10.7k| const size_t elem_size) { 213| | 214| 10.7k| CHECK_MULT_EIGHT(size); ------------------ | | 35| 10.7k|#define CHECK_MULT_EIGHT(n) if (n % 8) return -80; | | ------------------ | | | Branch (35:33): [True: 0, False: 10.7k] | | ------------------ ------------------ 215| | 216| | // With a bit of care, this could be written such that such that it is 217| | // in_buf = out_buf safe. 218| 10.7k| const char* in_b = (const char*) in; 219| 10.7k| char* out_b = (char*) out; 220| | 221| 10.7k| size_t ii, jj, kk; 222| 10.7k| size_t nbyte = elem_size * size; 223| | 224| 10.7k| __m256i ymm; 225| 10.7k| int32_t bt; 226| | 227| 10.7k| if (elem_size % 4) { ------------------ | Branch (227:7): [True: 7.04k, False: 3.68k] ------------------ 228| 7.04k| return bshuf_shuffle_bit_eightelem_SSE(in, out, size, elem_size); 229| 7.04k| } else { 230| 11.2k| for (jj = 0; jj + 31 < 8 * elem_size; jj += 32) { ------------------ | Branch (230:18): [True: 7.55k, False: 3.68k] ------------------ 231| 30.9M| for (ii = 0; ii + 8 * elem_size - 1 < nbyte; ------------------ | Branch (231:20): [True: 30.9M, False: 7.55k] ------------------ 232| 30.9M| ii += 8 * elem_size) { 233| 30.9M| ymm = _mm256_loadu_si256((__m256i *) &in_b[ii + jj]); 234| 278M| for (kk = 0; kk < 8; kk++) { ------------------ | Branch (234:22): [True: 247M, False: 30.9M] ------------------ 235| 247M| bt = _mm256_movemask_epi8(ymm); 236| 247M| ymm = _mm256_slli_epi16(ymm, 1); 237| 247M| size_t ind = (ii + jj / 8 + (7 - kk) * elem_size); 238| 247M| * (int32_t *) &out_b[ind] = bt; 239| 247M| } 240| 30.9M| } 241| 7.55k| } 242| 3.68k| } 243| 3.68k| return size * elem_size; 244| 10.7k|} bshuf_untrans_bit_elem_AVX: 249| 10.7k| const size_t elem_size) { 250| | 251| 10.7k| int64_t count; 252| | 253| 10.7k| CHECK_MULT_EIGHT(size); ------------------ | | 35| 10.7k|#define CHECK_MULT_EIGHT(n) if (n % 8) return -80; | | ------------------ | | | Branch (35:33): [True: 0, False: 10.7k] | | ------------------ ------------------ 254| | 255| 10.7k| void* tmp_buf = malloc(size * elem_size); 256| 10.7k| if (tmp_buf == NULL) return -1; ------------------ | Branch (256:7): [True: 0, False: 10.7k] ------------------ 257| | 258| 10.7k| count = bshuf_trans_byte_bitrow_AVX(in, tmp_buf, size, elem_size); 259| 10.7k| CHECK_ERR_FREE(count, tmp_buf); ------------------ | | 45| 10.7k|#define CHECK_ERR_FREE(count, buf) if (count < 0) { free(buf); return count; } | | ------------------ | | | Branch (45:40): [True: 0, False: 10.7k] | | ------------------ ------------------ 260| 10.7k| count = bshuf_shuffle_bit_eightelem_AVX(tmp_buf, out, size, elem_size); 261| | 262| 10.7k| free(tmp_buf); 263| 10.7k| return count; 264| 10.7k|} bshuf_shuffle_bit_eightelem_scal: 200| 4.60k| const size_t size, const size_t elem_size) { 201| | 202| 4.60k| const char *in_b; 203| 4.60k| char *out_b; 204| 4.60k| uint64_t x, t; 205| 4.60k| size_t ii, jj, kk; 206| 4.60k| size_t nbyte, out_index; 207| | 208| 4.60k| uint64_t e=1; 209| 4.60k| const int little_endian = *(uint8_t *) &e == 1; 210| 4.60k| const size_t elem_skip = little_endian ? elem_size : -elem_size; ------------------ | Branch (210:28): [True: 4.60k, False: 0] ------------------ 211| 4.60k| const uint64_t elem_offset = little_endian ? 0 : 7 * elem_size; ------------------ | Branch (211:32): [True: 4.60k, False: 0] ------------------ 212| | 213| 4.60k| CHECK_MULT_EIGHT(size); ------------------ | | 35| 4.60k|#define CHECK_MULT_EIGHT(n) if (n % 8) return -80; | | ------------------ | | | Branch (35:33): [True: 0, False: 4.60k] | | ------------------ ------------------ 214| | 215| 4.60k| in_b = (const char*) in; 216| 4.60k| out_b = (char*) out; 217| | 218| 4.60k| nbyte = elem_size * size; 219| | 220| 36.9k| for (jj = 0; jj < 8 * elem_size; jj += 8) { ------------------ | Branch (220:16): [True: 32.2k, False: 4.60k] ------------------ 221| 51.9M| for (ii = 0; ii + 8 * elem_size - 1 < nbyte; ii += 8 * elem_size) { ------------------ | Branch (221:18): [True: 51.8M, False: 32.2k] ------------------ 222| 51.8M| x = *((uint64_t*) &in_b[ii + jj]); 223| 51.8M| if (little_endian) { ------------------ | Branch (223:11): [True: 51.8M, False: 0] ------------------ 224| 51.8M| TRANS_BIT_8X8(x, t); ------------------ | | 56| 51.8M|#define TRANS_BIT_8X8(x, t) { \ | | 57| 51.8M| t = (x ^ (x >> 7)) & 0x00AA00AA00AA00AALL; \ | | 58| 51.8M| x = x ^ t ^ (t << 7); \ | | 59| 51.8M| t = (x ^ (x >> 14)) & 0x0000CCCC0000CCCCLL; \ | | 60| 51.8M| x = x ^ t ^ (t << 14); \ | | 61| 51.8M| t = (x ^ (x >> 28)) & 0x00000000F0F0F0F0LL; \ | | 62| 51.8M| x = x ^ t ^ (t << 28); \ | | 63| 51.8M| } ------------------ 225| 51.8M| } else { 226| 0| TRANS_BIT_8X8_BE(x, t); ------------------ | | 67| 0|#define TRANS_BIT_8X8_BE(x, t) { \ | | 68| 0| t = (x ^ (x >> 9)) & 0x0055005500550055LL; \ | | 69| 0| x = x ^ t ^ (t << 9); \ | | 70| 0| t = (x ^ (x >> 18)) & 0x0000333300003333LL; \ | | 71| 0| x = x ^ t ^ (t << 18); \ | | 72| 0| t = (x ^ (x >> 36)) & 0x000000000F0F0F0FLL; \ | | 73| 0| x = x ^ t ^ (t << 36); \ | | 74| 0| } ------------------ 227| 0| } 228| 466M| for (kk = 0; kk < 8; kk++) { ------------------ | Branch (228:20): [True: 415M, False: 51.8M] ------------------ 229| 415M| out_index = ii + jj / 8 + elem_offset + kk * elem_skip; 230| 415M| *((uint8_t*) &out_b[out_index]) = x; 231| 415M| x = x >> 8; 232| 415M| } 233| 51.8M| } 234| 32.2k| } 235| 4.60k| return size * elem_size; 236| 4.60k|} bshuf_trans_byte_bitrow_SSE: 324| 7.04k| const size_t elem_size) { 325| | 326| 7.04k| size_t ii, jj; 327| 7.04k| const char* in_b = (const char*) in; 328| 7.04k| char* out_b = (char*) out; 329| | 330| 7.04k| CHECK_MULT_EIGHT(size); ------------------ | | 35| 7.04k|#define CHECK_MULT_EIGHT(n) if (n % 8) return -80; | | ------------------ | | | Branch (35:33): [True: 0, False: 7.04k] | | ------------------ ------------------ 331| | 332| 7.04k| size_t nrows = 8 * elem_size; 333| 7.04k| size_t nbyte_row = size / 8; 334| | 335| 7.04k| __m128i a0, b0, c0, d0, e0, f0, g0, h0; 336| 7.04k| __m128i a1, b1, c1, d1, e1, f1, g1, h1; 337| 7.04k| __m128 *as, *bs, *cs, *ds, *es, *fs, *gs, *hs; 338| | 339| 54.0k| for (ii = 0; ii + 7 < nrows; ii += 8) { ------------------ | Branch (339:16): [True: 47.0k, False: 7.04k] ------------------ 340| 3.29M| for (jj = 0; jj + 15 < nbyte_row; jj += 16) { ------------------ | Branch (340:18): [True: 3.25M, False: 47.0k] ------------------ 341| 3.25M| a0 = _mm_loadu_si128((__m128i *) &in_b[(ii + 0)*nbyte_row + jj]); 342| 3.25M| b0 = _mm_loadu_si128((__m128i *) &in_b[(ii + 1)*nbyte_row + jj]); 343| 3.25M| c0 = _mm_loadu_si128((__m128i *) &in_b[(ii + 2)*nbyte_row + jj]); 344| 3.25M| d0 = _mm_loadu_si128((__m128i *) &in_b[(ii + 3)*nbyte_row + jj]); 345| 3.25M| e0 = _mm_loadu_si128((__m128i *) &in_b[(ii + 4)*nbyte_row + jj]); 346| 3.25M| f0 = _mm_loadu_si128((__m128i *) &in_b[(ii + 5)*nbyte_row + jj]); 347| 3.25M| g0 = _mm_loadu_si128((__m128i *) &in_b[(ii + 6)*nbyte_row + jj]); 348| 3.25M| h0 = _mm_loadu_si128((__m128i *) &in_b[(ii + 7)*nbyte_row + jj]); 349| | 350| | 351| 3.25M| a1 = _mm_unpacklo_epi8(a0, b0); 352| 3.25M| b1 = _mm_unpacklo_epi8(c0, d0); 353| 3.25M| c1 = _mm_unpacklo_epi8(e0, f0); 354| 3.25M| d1 = _mm_unpacklo_epi8(g0, h0); 355| 3.25M| e1 = _mm_unpackhi_epi8(a0, b0); 356| 3.25M| f1 = _mm_unpackhi_epi8(c0, d0); 357| 3.25M| g1 = _mm_unpackhi_epi8(e0, f0); 358| 3.25M| h1 = _mm_unpackhi_epi8(g0, h0); 359| | 360| | 361| 3.25M| a0 = _mm_unpacklo_epi16(a1, b1); 362| 3.25M| b0 = _mm_unpacklo_epi16(c1, d1); 363| 3.25M| c0 = _mm_unpackhi_epi16(a1, b1); 364| 3.25M| d0 = _mm_unpackhi_epi16(c1, d1); 365| | 366| 3.25M| e0 = _mm_unpacklo_epi16(e1, f1); 367| 3.25M| f0 = _mm_unpacklo_epi16(g1, h1); 368| 3.25M| g0 = _mm_unpackhi_epi16(e1, f1); 369| 3.25M| h0 = _mm_unpackhi_epi16(g1, h1); 370| | 371| | 372| 3.25M| a1 = _mm_unpacklo_epi32(a0, b0); 373| 3.25M| b1 = _mm_unpackhi_epi32(a0, b0); 374| | 375| 3.25M| c1 = _mm_unpacklo_epi32(c0, d0); 376| 3.25M| d1 = _mm_unpackhi_epi32(c0, d0); 377| | 378| 3.25M| e1 = _mm_unpacklo_epi32(e0, f0); 379| 3.25M| f1 = _mm_unpackhi_epi32(e0, f0); 380| | 381| 3.25M| g1 = _mm_unpacklo_epi32(g0, h0); 382| 3.25M| h1 = _mm_unpackhi_epi32(g0, h0); 383| | 384| | // We don't have a storeh instruction for integers, so interpret 385| | // as a float. Have a storel (_mm_storel_epi64). 386| 3.25M| as = (__m128 *) &a1; 387| 3.25M| bs = (__m128 *) &b1; 388| 3.25M| cs = (__m128 *) &c1; 389| 3.25M| ds = (__m128 *) &d1; 390| 3.25M| es = (__m128 *) &e1; 391| 3.25M| fs = (__m128 *) &f1; 392| 3.25M| gs = (__m128 *) &g1; 393| 3.25M| hs = (__m128 *) &h1; 394| | 395| 3.25M| _mm_storel_pi((__m64 *) &out_b[(jj + 0) * nrows + ii], *as); 396| 3.25M| _mm_storel_pi((__m64 *) &out_b[(jj + 2) * nrows + ii], *bs); 397| 3.25M| _mm_storel_pi((__m64 *) &out_b[(jj + 4) * nrows + ii], *cs); 398| 3.25M| _mm_storel_pi((__m64 *) &out_b[(jj + 6) * nrows + ii], *ds); 399| 3.25M| _mm_storel_pi((__m64 *) &out_b[(jj + 8) * nrows + ii], *es); 400| 3.25M| _mm_storel_pi((__m64 *) &out_b[(jj + 10) * nrows + ii], *fs); 401| 3.25M| _mm_storel_pi((__m64 *) &out_b[(jj + 12) * nrows + ii], *gs); 402| 3.25M| _mm_storel_pi((__m64 *) &out_b[(jj + 14) * nrows + ii], *hs); 403| | 404| 3.25M| _mm_storeh_pi((__m64 *) &out_b[(jj + 1) * nrows + ii], *as); 405| 3.25M| _mm_storeh_pi((__m64 *) &out_b[(jj + 3) * nrows + ii], *bs); 406| 3.25M| _mm_storeh_pi((__m64 *) &out_b[(jj + 5) * nrows + ii], *cs); 407| 3.25M| _mm_storeh_pi((__m64 *) &out_b[(jj + 7) * nrows + ii], *ds); 408| 3.25M| _mm_storeh_pi((__m64 *) &out_b[(jj + 9) * nrows + ii], *es); 409| 3.25M| _mm_storeh_pi((__m64 *) &out_b[(jj + 11) * nrows + ii], *fs); 410| 3.25M| _mm_storeh_pi((__m64 *) &out_b[(jj + 13) * nrows + ii], *gs); 411| 3.25M| _mm_storeh_pi((__m64 *) &out_b[(jj + 15) * nrows + ii], *hs); 412| 3.25M| } 413| 297k| for (jj = nbyte_row - nbyte_row % 16; jj < nbyte_row; jj ++) { ------------------ | Branch (413:43): [True: 250k, False: 47.0k] ------------------ 414| 250k| out_b[jj * nrows + ii + 0] = in_b[(ii + 0)*nbyte_row + jj]; 415| 250k| out_b[jj * nrows + ii + 1] = in_b[(ii + 1)*nbyte_row + jj]; 416| 250k| out_b[jj * nrows + ii + 2] = in_b[(ii + 2)*nbyte_row + jj]; 417| 250k| out_b[jj * nrows + ii + 3] = in_b[(ii + 3)*nbyte_row + jj]; 418| 250k| out_b[jj * nrows + ii + 4] = in_b[(ii + 4)*nbyte_row + jj]; 419| 250k| out_b[jj * nrows + ii + 5] = in_b[(ii + 5)*nbyte_row + jj]; 420| 250k| out_b[jj * nrows + ii + 6] = in_b[(ii + 6)*nbyte_row + jj]; 421| 250k| out_b[jj * nrows + ii + 7] = in_b[(ii + 7)*nbyte_row + jj]; 422| 250k| } 423| 47.0k| } 424| 7.04k| return size * elem_size; 425| 7.04k|} bshuf_shuffle_bit_eightelem_SSE: 430| 7.04k| const size_t elem_size) { 431| | 432| 7.04k| CHECK_MULT_EIGHT(size); ------------------ | | 35| 7.04k|#define CHECK_MULT_EIGHT(n) if (n % 8) return -80; | | ------------------ | | | Branch (35:33): [True: 0, False: 7.04k] | | ------------------ ------------------ 433| | 434| | // With a bit of care, this could be written such that such that it is 435| | // in_buf = out_buf safe. 436| 7.04k| const char* in_b = (const char*) in; 437| 7.04k| uint16_t* out_ui16 = (uint16_t*) out; 438| | 439| 7.04k| size_t ii, jj, kk; 440| 7.04k| size_t nbyte = elem_size * size; 441| | 442| 7.04k| __m128i xmm; 443| 7.04k| int32_t bt; 444| | 445| 7.04k| if (elem_size % 2) { ------------------ | Branch (445:7): [True: 4.60k, False: 2.44k] ------------------ 446| 4.60k| bshuf_shuffle_bit_eightelem_scal(in, out, size, elem_size); 447| 4.60k| } else { 448| 75.3k| for (ii = 0; ii + 8 * elem_size - 1 < nbyte; ------------------ | Branch (448:18): [True: 72.9k, False: 2.44k] ------------------ 449| 72.9k| ii += 8 * elem_size) { 450| 280k| for (jj = 0; jj + 15 < 8 * elem_size; jj += 16) { ------------------ | Branch (450:20): [True: 207k, False: 72.9k] ------------------ 451| 207k| xmm = _mm_loadu_si128((__m128i *) &in_b[ii + jj]); 452| 1.86M| for (kk = 0; kk < 8; kk++) { ------------------ | Branch (452:22): [True: 1.66M, False: 207k] ------------------ 453| 1.66M| bt = _mm_movemask_epi8(xmm); 454| 1.66M| xmm = _mm_slli_epi16(xmm, 1); 455| 1.66M| size_t ind = (ii + jj / 8 + (7 - kk) * elem_size); 456| 1.66M| out_ui16[ind / 2] = bt; 457| 1.66M| } 458| 207k| } 459| 72.9k| } 460| 2.44k| } 461| 7.04k| return size * elem_size; 462| 7.04k|} blosc2.c:is_little_endian: 42| 335k|static bool is_little_endian(void) { 43| 335k| static const int i = 1; 44| 335k| char* p = (char*)&i; 45| | 46| 335k| if (p[0] == 1) { ------------------ | Branch (46:7): [True: 335k, False: 0] ------------------ 47| 335k| return true; 48| 335k| } 49| 0| else { 50| | return false; 51| 0| } 52| 335k|} blosc2.c:load_lib: 317| 1|static inline void* load_lib(char *plugin_name, char *libpath) { 318| 1| if (!blosc2_valid_plugin_name(plugin_name)) { ------------------ | Branch (318:7): [True: 0, False: 1] ------------------ 319| 0| BLOSC_TRACE_ERROR("Invalid plugin name"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 320| 0| return NULL; 321| 0| } 322| | // Attempt to directly load the library by name 323| |#if defined(_WIN32) 324| | // Windows dynamic library (DLL) format 325| | snprintf(libpath, PATH_MAX, "blosc2_%s.dll", plugin_name); 326| |#else 327| | // Unix/Linux/Mac OS dynamic library (.so) format 328| 1| snprintf(libpath, PATH_MAX, "libblosc2_%s.so", plugin_name); 329| 1|#endif 330| 1| void* loaded_lib = dlopen(libpath, RTLD_LAZY); 331| 1| if (loaded_lib != NULL) { ------------------ | Branch (331:9): [True: 0, False: 1] ------------------ 332| 0| BLOSC_TRACE_INFO("Successfully loaded %s directly\n", libpath); ------------------ | | 95| 0|#define BLOSC_TRACE_INFO(msg, ...) BLOSC_TRACE(info, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 333| 0| return loaded_lib; 334| 1| } else { 335| |#if defined(_WIN32) 336| | BLOSC_TRACE_INFO("Failed to load %s directly, error: %lu\n", libpath, GetLastError()); 337| |#else 338| 1| BLOSC_TRACE_INFO("Failed to load %s directly, error: %s\n", libpath, dlerror()); ------------------ | | 95| 1|#define BLOSC_TRACE_INFO(msg, ...) BLOSC_TRACE(info, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 1| do { \ | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 1| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 1, False: 0] | | | | ------------------ | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 339| 1|#endif 340| 1| } 341| | // If direct loading fails, fallback to using Python to find the library path 342| 1| if (get_libpath(plugin_name, libpath, "") < 0 && get_libpath(plugin_name, libpath, "3") < 0) { ------------------ | Branch (342:9): [True: 1, False: 0] | Branch (342:54): [True: 1, False: 0] ------------------ 343| 1| BLOSC_TRACE_ERROR("Problems when running python or python3 for getting plugin path"); ------------------ | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 1| do { \ | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 1| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 1, False: 0] | | | | ------------------ | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 344| 1| return NULL; 345| 1| } 346| | 347| 0| if (strlen(libpath) == 0) { ------------------ | Branch (347:9): [True: 0, False: 0] ------------------ 348| 0| BLOSC_TRACE_ERROR("Could not find plugin libpath"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 349| 0| return NULL; 350| 0| } 351| | 352| | // Try to load the library again with the path from Python 353| 0| loaded_lib = dlopen(libpath, RTLD_LAZY); 354| 0| if (loaded_lib == NULL) { ------------------ | Branch (354:9): [True: 0, False: 0] ------------------ 355| 0| BLOSC_TRACE_ERROR("Attempt to load plugin in path '%s' failed with error: %s", libpath, dlerror()); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 356| 0| } else { 357| 0| BLOSC_TRACE_INFO("Successfully loaded library with Python path: %s\n", libpath); ------------------ | | 95| 0|#define BLOSC_TRACE_INFO(msg, ...) BLOSC_TRACE(info, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 358| 0| } 359| | 360| 0| return loaded_lib; 361| 0|} blosc2.c:blosc2_valid_plugin_name: 275| 3|static inline bool blosc2_valid_plugin_name(const char *plugin_name) { 276| 3| if (plugin_name == NULL || plugin_name[0] == '\0') { ------------------ | Branch (276:7): [True: 0, False: 3] | Branch (276:30): [True: 0, False: 3] ------------------ 277| 0| return false; 278| 0| } 279| 21| for (const unsigned char *p = (const unsigned char *)plugin_name; *p != '\0'; ++p) { ------------------ | Branch (279:69): [True: 18, False: 3] ------------------ 280| 18| if (!isalnum(*p) && *p != '_') { ------------------ | Branch (280:9): [True: 0, False: 18] | Branch (280:25): [True: 0, False: 0] ------------------ 281| 0| return false; 282| 0| } 283| 18| } 284| 3| return true; 285| 3|} blosc2.c:get_libpath: 288| 2|static inline int get_libpath(char *plugin_name, char *libpath, char *python_version) { 289| 2| BLOSC_TRACE_INFO("Trying to get plugin path with python%s\n", python_version); ------------------ | | 95| 2|#define BLOSC_TRACE_INFO(msg, ...) BLOSC_TRACE(info, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 290| 2| char python_cmd[PATH_MAX] = {0}; 291| 2| if (!blosc2_valid_plugin_name(plugin_name)) { ------------------ | Branch (291:7): [True: 0, False: 2] ------------------ 292| 0| BLOSC_TRACE_ERROR("Invalid plugin name"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 293| 0| return BLOSC2_ERROR_INVALID_PARAM; 294| 0| } 295| 2| int written = snprintf(python_cmd, sizeof(python_cmd), 296| 2| "python%s -c \"import blosc2_%s; blosc2_%s.print_libpath()\"", 297| 2| python_version, plugin_name, plugin_name); 298| 2| if (written < 0 || (size_t)written >= sizeof(python_cmd)) { ------------------ | Branch (298:7): [True: 0, False: 2] | Branch (298:22): [True: 0, False: 2] ------------------ 299| 0| BLOSC_TRACE_ERROR("Python command is too long"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 300| 0| return BLOSC2_ERROR_FAILURE; 301| 0| } 302| 2| FILE *fp = popen(python_cmd, "r"); 303| 2| if (fp == NULL) { ------------------ | Branch (303:7): [True: 0, False: 2] ------------------ 304| 0| BLOSC_TRACE_ERROR("Could not run python"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 305| 0| return BLOSC2_ERROR_FAILURE; 306| 0| } 307| 2| if (fgets(libpath, PATH_MAX, fp) == NULL) { ------------------ | Branch (307:7): [True: 2, False: 0] ------------------ 308| 2| BLOSC_TRACE_ERROR("Could not read python output"); ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 309| 2| pclose(fp); 310| 2| return BLOSC2_ERROR_FAILURE; 311| 2| } 312| 0| pclose(fp); 313| | 314| 0| return BLOSC2_ERROR_SUCCESS; 315| 2|} blosc2.c:sw32_: 115| 60.3k|static inline int32_t sw32_(const void* pa) { 116| 60.3k| int32_t idest; 117| | 118| 60.3k| bool little_endian = is_little_endian(); 119| 60.3k| if (little_endian) { ------------------ | Branch (119:7): [True: 60.3k, False: 0] ------------------ 120| 60.3k| memcpy(&idest, pa, sizeof(idest)); 121| 60.3k| } 122| 0| else { 123| 0|#if defined (__GNUC__) 124| 0| return __builtin_bswap32(*(unsigned int *)pa); 125| |#elif defined (_MSC_VER) /* Visual Studio */ 126| | return _byteswap_ulong(*(unsigned int *)pa); 127| |#else 128| | const uint8_t *pa_ = (const uint8_t *)pa; 129| | uint8_t *dest = (uint8_t *)&idest; 130| | dest[0] = pa_[3]; 131| | dest[1] = pa_[2]; 132| | dest[2] = pa_[1]; 133| | dest[3] = pa_[0]; 134| |#endif 135| 0| } 136| 60.3k| return idest; 137| 60.3k|} frame.c:endian_handler: 56| 173k|{ 57| 173k| bool little_endian = is_little_endian(); 58| 173k| if (little_endian == little) { ------------------ | Branch (58:7): [True: 0, False: 173k] ------------------ 59| 0| memcpy(dest, pa, size); 60| 0| } 61| 173k| else { 62| 173k| uint8_t* pa_ = (uint8_t*)pa; 63| 173k| uint8_t pa2_[8]; 64| 173k| switch (size) { 65| 71.0k| case 8: ------------------ | Branch (65:7): [True: 71.0k, False: 102k] ------------------ 66| 71.0k| pa2_[0] = pa_[7]; 67| 71.0k| pa2_[1] = pa_[6]; 68| 71.0k| pa2_[2] = pa_[5]; 69| 71.0k| pa2_[3] = pa_[4]; 70| 71.0k| pa2_[4] = pa_[3]; 71| 71.0k| pa2_[5] = pa_[2]; 72| 71.0k| pa2_[6] = pa_[1]; 73| 71.0k| pa2_[7] = pa_[0]; 74| 71.0k| break; 75| 91.3k| case 4: ------------------ | Branch (75:7): [True: 91.3k, False: 82.3k] ------------------ 76| 91.3k| pa2_[0] = pa_[3]; 77| 91.3k| pa2_[1] = pa_[2]; 78| 91.3k| pa2_[2] = pa_[1]; 79| 91.3k| pa2_[3] = pa_[0]; 80| 91.3k| break; 81| 1.80k| case 2: ------------------ | Branch (81:7): [True: 1.80k, False: 171k] ------------------ 82| 1.80k| pa2_[0] = pa_[1]; 83| 1.80k| pa2_[1] = pa_[0]; 84| 1.80k| break; 85| 9.48k| case 1: ------------------ | Branch (85:7): [True: 9.48k, False: 164k] ------------------ 86| 9.48k| pa2_[0] = pa_[0]; 87| 9.48k| break; 88| 0| default: ------------------ | Branch (88:7): [True: 0, False: 173k] ------------------ 89| 0| BLOSC_TRACE_ERROR("Unhandled size: %d.", size); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 90| 173k| } 91| 173k| memcpy(dest, pa2_, size); 92| 173k| } 93| 173k|} frame.c:is_little_endian: 42| 173k|static bool is_little_endian(void) { 43| 173k| static const int i = 1; 44| 173k| char* p = (char*)&i; 45| | 46| 173k| if (p[0] == 1) { ------------------ | Branch (46:7): [True: 173k, False: 0] ------------------ 47| 173k| return true; 48| 173k| } 49| 0| else { 50| | return false; 51| 0| } 52| 173k|} frame.c:blosc2_nchunks_to_offsets_nbytes: 103| 49.3k|static inline bool blosc2_nchunks_to_offsets_nbytes(int64_t nchunks, int32_t *off_nbytes) { 104| 49.3k| const int64_t max_nchunks = INT32_MAX / (int64_t)sizeof(int64_t); 105| 49.3k| if (nchunks < 0 || nchunks > max_nchunks) { ------------------ | Branch (105:7): [True: 0, False: 49.3k] | Branch (105:22): [True: 3, False: 49.3k] ------------------ 106| 3| return false; 107| 3| } 108| 49.3k| if (off_nbytes != NULL) { ------------------ | Branch (108:7): [True: 49.3k, False: 0] ------------------ 109| 49.3k| *off_nbytes = (int32_t)(nchunks * (int64_t)sizeof(int64_t)); 110| 49.3k| } 111| | return true; 112| 49.3k|} blosc2_stdio_open: 139| 30|void *blosc2_stdio_open(const char *urlpath, const char *mode, void *params) { 140| 30| BLOSC_UNUSED_PARAM(params); ------------------ | | 28| 30|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 141| 30| if (urlpath == NULL || mode == NULL) { ------------------ | Branch (141:7): [True: 30, False: 0] | Branch (141:26): [True: 0, False: 0] ------------------ 142| 30| BLOSC_TRACE_ERROR("Invalid arguments for stdio open."); ------------------ | | 93| 30|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 30| do { \ | | | | 98| 30| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 30| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 30, False: 0] | | | | ------------------ | | | | 100| 30| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 143| 30| return NULL; 144| 30| } 145| 0| FILE *file = fopen(urlpath, mode); 146| 0| if (file == NULL) { ------------------ | Branch (146:7): [True: 0, False: 0] ------------------ 147| 0| BLOSC_TRACE_ERROR("Cannot open the file %s with mode %s.", urlpath, mode); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 148| 0| return NULL; 149| 0| } 150| 0| blosc2_stdio_file *my_fp = malloc(sizeof(blosc2_stdio_file)); 151| 0| if (my_fp == NULL) { ------------------ | Branch (151:7): [True: 0, False: 0] ------------------ 152| 0| BLOSC_TRACE_ERROR("Cannot allocate memory for stdio file wrapper."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 153| 0| fclose(file); 154| 0| return NULL; 155| 0| } 156| 0| my_fp->file = file; 157| 0| return my_fp; 158| 0|} blosc2_stdio_destroy: 304| 9.24k|int blosc2_stdio_destroy(void* params) { 305| 9.24k| BLOSC_UNUSED_PARAM(params); ------------------ | | 28| 9.24k|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 306| 9.24k| return 0; 307| 9.24k|} do_nothing: 632| 308k|int do_nothing(uint8_t filter, char cmode) { 633| 308k| if (cmode == 'c') { ------------------ | Branch (633:7): [True: 0, False: 308k] ------------------ 634| 0| return (filter == BLOSC_NOFILTER); 635| 308k| } else { 636| | // TRUNC_PREC do not have to be applied during decompression 637| 308k| return ((filter == BLOSC_NOFILTER) || (filter == BLOSC_TRUNC_PREC)); ------------------ | Branch (637:13): [True: 101k, False: 206k] | Branch (637:43): [True: 23.8k, False: 182k] ------------------ 638| 308k| } 639| 308k|} next_filter: 642| 85.1k|int next_filter(const uint8_t* filters, int current_filter, char cmode) { 643| 139k| for (int i = current_filter - 1; i >= 0; i--) { ------------------ | Branch (643:36): [True: 139k, False: 0] ------------------ 644| 139k| if (!do_nothing(filters[i], cmode)) { ------------------ | Branch (644:9): [True: 85.1k, False: 54.1k] ------------------ 645| 85.1k| return filters[i]; 646| 85.1k| } 647| 139k| } 648| 0| return BLOSC_NOFILTER; 649| 85.1k|} last_filter: 652| 28.1k|int last_filter(const uint8_t* filters, char cmode) { 653| 28.1k| int last_index = -1; 654| 197k| for (int i = BLOSC2_MAX_FILTERS - 1; i >= 0; i--) { ------------------ | Branch (654:40): [True: 169k, False: 28.1k] ------------------ 655| 169k| if (!do_nothing(filters[i], cmode)) { ------------------ | Branch (655:9): [True: 97.8k, False: 71.1k] ------------------ 656| 97.8k| last_index = i; 657| 97.8k| } 658| 169k| } 659| 28.1k| return last_index; 660| 28.1k|} read_chunk_header: 739| 274k|{ 740| 274k| memset(header, 0, sizeof(blosc_header)); 741| | 742| 274k| if (srcsize < BLOSC_MIN_HEADER_LENGTH) { ------------------ | Branch (742:7): [True: 0, False: 274k] ------------------ 743| 0| BLOSC_TRACE_ERROR("Not enough space to read Blosc header."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 744| 0| return BLOSC2_ERROR_READ_BUFFER; 745| 0| } 746| | 747| 274k| memcpy(header, src, BLOSC_MIN_HEADER_LENGTH); 748| | 749| 274k| bool little_endian = is_little_endian(); 750| | 751| 274k| if (!little_endian) { ------------------ | Branch (751:7): [True: 0, False: 274k] ------------------ 752| 0| header->nbytes = bswap32_(header->nbytes); 753| 0| header->blocksize = bswap32_(header->blocksize); 754| 0| header->cbytes = bswap32_(header->cbytes); 755| 0| } 756| | 757| 274k| if (header->cbytes < BLOSC_MIN_HEADER_LENGTH) { ------------------ | Branch (757:7): [True: 5, False: 274k] ------------------ 758| 5| BLOSC_TRACE_ERROR("`cbytes` is too small to read min header."); ------------------ | | 93| 5|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 5| do { \ | | | | 98| 5| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 5| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 5, False: 0] | | | | ------------------ | | | | 100| 5| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 759| 5| return BLOSC2_ERROR_INVALID_HEADER; 760| 5| } 761| 274k| if (header->blocksize <= 0) { ------------------ | Branch (761:7): [True: 3, False: 274k] ------------------ 762| 3| BLOSC_TRACE_ERROR("`blocksize` is zero"); ------------------ | | 93| 3|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 3| do { \ | | | | 98| 3| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 3| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 3, False: 0] | | | | ------------------ | | | | 100| 3| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 763| 3| return BLOSC2_ERROR_INVALID_HEADER; 764| 3| } 765| 274k| if (header->blocksize > BLOSC2_MAXBLOCKSIZE) { ------------------ | Branch (765:7): [True: 4, False: 274k] ------------------ 766| 4| BLOSC_TRACE_ERROR("`blocksize` greater than maximum allowed"); ------------------ | | 93| 4|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 4| do { \ | | | | 98| 4| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 4| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 4, False: 0] | | | | ------------------ | | | | 100| 4| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 767| 4| return BLOSC2_ERROR_INVALID_HEADER; 768| 4| } 769| 274k| if (header->typesize == 0) { ------------------ | Branch (769:7): [True: 1, False: 274k] ------------------ 770| 1| BLOSC_TRACE_ERROR("`typesize` is zero."); ------------------ | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 1| do { \ | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 1| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 1, False: 0] | | | | ------------------ | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 771| 1| return BLOSC2_ERROR_INVALID_HEADER; 772| 1| } 773| | 774| | /* Read extended header if it is wanted */ 775| 274k| if ((extended_header) && (header->flags & BLOSC_DOSHUFFLE) && (header->flags & BLOSC_DOBITSHUFFLE)) { ------------------ | Branch (775:7): [True: 29.2k, False: 245k] | Branch (775:28): [True: 28.9k, False: 316] | Branch (775:65): [True: 28.6k, False: 328] ------------------ 776| 28.6k| if (header->cbytes < BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (776:9): [True: 0, False: 28.6k] ------------------ 777| 0| BLOSC_TRACE_ERROR("`cbytes` is too small to read extended header."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 778| 0| return BLOSC2_ERROR_INVALID_HEADER; 779| 0| } 780| 28.6k| if (srcsize < BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (780:9): [True: 0, False: 28.6k] ------------------ 781| 0| BLOSC_TRACE_ERROR("Not enough space to read Blosc extended header."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 782| 0| return BLOSC2_ERROR_READ_BUFFER; 783| 0| } 784| | 785| 28.6k| memcpy((uint8_t *)header + BLOSC_MIN_HEADER_LENGTH, src + BLOSC_MIN_HEADER_LENGTH, 786| 28.6k| BLOSC_EXTENDED_HEADER_LENGTH - BLOSC_MIN_HEADER_LENGTH); 787| | 788| 28.6k| if ((header->blosc2_flags2 & BLOSC2_VL_BLOCKS) && (header->blosc2_flags != 0)) { ------------------ | Branch (788:9): [True: 54, False: 28.5k] | Branch (788:55): [True: 31, False: 23] ------------------ 789| 31| int32_t special_type = (header->blosc2_flags >> 4) & BLOSC2_SPECIAL_MASK; 790| 31| if (special_type != 0) { ------------------ | Branch (790:11): [True: 0, False: 31] ------------------ 791| 0| BLOSC_TRACE_ERROR("VL-block chunks cannot use special chunk encodings."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 792| 0| return BLOSC2_ERROR_INVALID_HEADER; 793| 0| } 794| 31| } 795| | 796| 28.6k| int32_t special_type = (header->blosc2_flags >> 4) & BLOSC2_SPECIAL_MASK; 797| 28.6k| if (special_type != 0) { ------------------ | Branch (797:9): [True: 4.49k, False: 24.1k] ------------------ 798| 4.49k| if (special_type == BLOSC2_SPECIAL_VALUE) { ------------------ | Branch (798:11): [True: 23, False: 4.47k] ------------------ 799| | // In this case, the actual type size must be derived from the cbytes 800| 23| int32_t typesize = header->cbytes - BLOSC_EXTENDED_HEADER_LENGTH; 801| 23| if (typesize <= 0) { ------------------ | Branch (801:13): [True: 0, False: 23] ------------------ 802| 0| BLOSC_TRACE_ERROR("`typesize` is zero or negative"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 803| 0| return BLOSC2_ERROR_INVALID_HEADER; 804| 0| } 805| 23| if (typesize > BLOSC2_MAXTYPESIZE) { ------------------ | Branch (805:13): [True: 0, False: 23] ------------------ 806| 0| BLOSC_TRACE_ERROR("`typesize` is greater than maximum allowed"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 807| 0| return BLOSC2_ERROR_INVALID_HEADER; 808| 0| } 809| 23| if (typesize > header->nbytes) { ------------------ | Branch (809:13): [True: 0, False: 23] ------------------ 810| 0| BLOSC_TRACE_ERROR("`typesize` is greater than `nbytes`"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 811| 0| return BLOSC2_ERROR_INVALID_HEADER; 812| 0| } 813| 23| if (header->nbytes % typesize != 0) { ------------------ | Branch (813:13): [True: 6, False: 17] ------------------ 814| 6| BLOSC_TRACE_ERROR("`nbytes` is not a multiple of typesize"); ------------------ | | 93| 6|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 6| do { \ | | | | 98| 6| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 6| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 6, False: 0] | | | | ------------------ | | | | 100| 6| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 815| 6| return BLOSC2_ERROR_INVALID_HEADER; 816| 6| } 817| 23| } 818| 4.47k| else { 819| | // All-zero chunks fill with memset, which works regardless of element alignment. 820| 4.47k| if (special_type != BLOSC2_SPECIAL_ZERO ------------------ | Branch (820:13): [True: 600, False: 3.87k] ------------------ 821| 600| && header->nbytes % header->typesize != 0) { ------------------ | Branch (821:16): [True: 0, False: 600] ------------------ 822| 0| BLOSC_TRACE_ERROR("`nbytes` is not a multiple of typesize"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 823| 0| return BLOSC2_ERROR_INVALID_HEADER; 824| 0| } 825| 4.47k| } 826| 4.49k| } 827| | // The number of filters depends on the version of the header. Blosc2 alpha series 828| | // did not initialize filters to zero beyond the max supported. 829| 28.6k| if (header->version == BLOSC2_VERSION_FORMAT_ALPHA) { ------------------ | Branch (829:9): [True: 3.43k, False: 25.1k] ------------------ 830| 3.43k| header->filters[5] = 0; 831| 3.43k| header->filters_meta[5] = 0; 832| 3.43k| } 833| 28.6k| } 834| 246k| else { 835| 246k| flags_to_filters(header->flags, header->filters); 836| 246k| } 837| 274k| if (header->version > BLOSC2_VERSION_FORMAT && ------------------ | Branch (837:7): [True: 61.2k, False: 213k] ------------------ 838| 61.2k| (header->blosc2_flags2 & (uint8_t)~BLOSC2_VL_BLOCKS) != 0) { ------------------ | Branch (838:7): [True: 0, False: 61.2k] ------------------ 839| | /* Version from future with unsupported chunk features. */ 840| 0| return BLOSC2_ERROR_VERSION_SUPPORT; 841| 0| } 842| 274k| if ((header->blosc2_flags2 & BLOSC2_VL_BLOCKS) != 0 && ------------------ | Branch (842:7): [True: 54, False: 274k] ------------------ 843| 54| (header->flags & (uint8_t)BLOSC_MEMCPYED) != 0) { ------------------ | Branch (843:7): [True: 0, False: 54] ------------------ 844| 0| BLOSC_TRACE_ERROR("VL-block chunks cannot be memcpyed."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 845| 0| return BLOSC2_ERROR_INVALID_HEADER; 846| 0| } 847| 274k| if ((header->blosc2_flags2 & BLOSC2_VL_BLOCKS) == 0 && ------------------ | Branch (847:7): [True: 274k, False: 54] ------------------ 848| 274k| header->nbytes > 0 && header->blocksize > header->nbytes) { ------------------ | Branch (848:7): [True: 271k, False: 2.81k] | Branch (848:29): [True: 30.8k, False: 241k] ------------------ 849| 30.8k| header->blocksize = header->nbytes; 850| 30.8k| } 851| 274k| return 0; 852| 274k|} fill_codec: 935| 1|int fill_codec(blosc2_codec *codec) { 936| 1| char libpath[PATH_MAX]; 937| 1| void *lib = load_lib(codec->compname, libpath); 938| 1| if(lib == NULL) { ------------------ | Branch (938:6): [True: 1, False: 0] ------------------ 939| 1| BLOSC_TRACE_ERROR("Error while loading the library for codec `%s`", codec->compname); ------------------ | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 1| do { \ | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 1| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 1, False: 0] | | | | ------------------ | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 940| 1| return BLOSC2_ERROR_FAILURE; 941| 1| } 942| | 943| 0| codec_info *info = dlsym(lib, "info"); 944| 0| if (info == NULL) { ------------------ | Branch (944:7): [True: 0, False: 0] ------------------ 945| 0| BLOSC_TRACE_ERROR("`info` symbol cannot be loaded from plugin `%s`", codec->compname); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 946| 0| dlclose(lib); 947| 0| return BLOSC2_ERROR_FAILURE; 948| 0| } 949| 0| codec->encoder = dlsym(lib, info->encoder); 950| 0| codec->decoder = dlsym(lib, info->decoder); 951| | 952| 0| if (codec->encoder == NULL || codec->decoder == NULL) { ------------------ | Branch (952:7): [True: 0, False: 0] | Branch (952:33): [True: 0, False: 0] ------------------ 953| 0| BLOSC_TRACE_ERROR("encoder or decoder cannot be loaded from plugin `%s`", codec->compname); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 954| 0| dlclose(lib); 955| 0| return BLOSC2_ERROR_FAILURE; 956| 0| } 957| | 958| | /* If ever add .free function in future for codec params 959| | codecparams_info *info2 = dlsym(lib, "info2"); 960| | if (info2 != NULL) { 961| | // New plugin (e.g. openzl) with free function for codec_params defined 962| | // will be used when destroying context in blosc2_free_ctx 963| | codec->free = dlsym(lib, info2->free); 964| | } 965| | else{ 966| | codec->free = NULL; 967| | } 968| | */ 969| | 970| 0| return BLOSC2_ERROR_SUCCESS; 971| 0|} _cycle_buffers: 1048| 62.4k|void _cycle_buffers(uint8_t **src, uint8_t **dest, uint8_t **tmp) { 1049| 62.4k| uint8_t *tmp2 = *src; 1050| 62.4k| *src = *dest; 1051| 62.4k| *dest = *tmp; 1052| 62.4k| *tmp = tmp2; 1053| 62.4k|} pipeline_backward: 1475| 19.1k| uint8_t* tmp2, int last_filter_index, int32_t nblock) { 1476| 19.1k| blosc2_context* context = thread_context->parent_context; 1477| 19.1k| int32_t typesize = context->typesize; 1478| 19.1k| uint8_t* filters = context->filters; 1479| 19.1k| uint8_t* filters_meta = context->filters_meta; 1480| 19.1k| uint8_t* _src = src; 1481| 19.1k| uint8_t* _dest = tmp; 1482| 19.1k| uint8_t* _tmp = tmp2; 1483| 19.1k| int errcode = 0; 1484| | 1485| 91.1k| for (int i = BLOSC2_MAX_FILTERS - 1; i >= 0; i--) { ------------------ | Branch (1485:40): [True: 91.1k, False: 0] ------------------ 1486| | // Delta filter requires the whole chunk ready 1487| 91.1k| int last_copy_filter = (last_filter_index == i) || (filters[i] == BLOSC_DELTA) || ------------------ | Branch (1487:28): [True: 19.1k, False: 72.0k] | Branch (1487:56): [True: 13.3k, False: 58.6k] ------------------ 1488| 58.6k| (next_filter(filters, i, 'd') == BLOSC_DELTA); ------------------ | Branch (1488:28): [True: 15.5k, False: 43.1k] ------------------ 1489| 91.1k| if (last_copy_filter && context->postfilter == NULL && ------------------ | Branch (1489:9): [True: 48.0k, False: 43.1k] | Branch (1489:29): [True: 48.0k, False: 0] ------------------ 1490| 48.0k| (filters[i] == BLOSC_DELTA || _src != dest + offset)) { ------------------ | Branch (1490:10): [True: 15.7k, False: 32.3k] | Branch (1490:39): [True: 23.3k, False: 9.03k] ------------------ 1491| 39.0k| _dest = dest + offset; 1492| 39.0k| } 1493| 91.1k| int rc = BLOSC2_ERROR_SUCCESS; 1494| 91.1k| if (filters[i] <= BLOSC2_DEFINED_FILTERS_STOP) { ------------------ | Branch (1494:9): [True: 71.3k, False: 19.8k] ------------------ 1495| 71.3k| switch (filters[i]) { 1496| 16.1k| case BLOSC_SHUFFLE: ------------------ | Branch (1496:9): [True: 16.1k, False: 55.2k] ------------------ 1497| | // if filters_meta is not 0, interpret as number of bytes to be grouped together for shuffle 1498| 16.1k| blosc2_unshuffle(filters_meta[i] == 0 ? typesize : filters_meta[i], bsize, _src, _dest); ------------------ | Branch (1498:28): [True: 1.74k, False: 14.4k] ------------------ 1499| 16.1k| break; 1500| 10.7k| case BLOSC_BITSHUFFLE: ------------------ | Branch (1500:9): [True: 10.7k, False: 60.6k] ------------------ 1501| 10.7k| if (bitunshuffle(typesize, bsize, _src, _dest, context->src[BLOSC2_CHUNK_VERSION]) < 0) { ------------------ | Branch (1501:15): [True: 0, False: 10.7k] ------------------ 1502| 0| return BLOSC2_ERROR_FILTER_PIPELINE; 1503| 0| } 1504| 10.7k| break; 1505| 15.7k| case BLOSC_DELTA: ------------------ | Branch (1505:9): [True: 15.7k, False: 55.6k] ------------------ 1506| 15.7k| if (context->nthreads == 1) { ------------------ | Branch (1506:15): [True: 15.7k, False: 0] ------------------ 1507| | /* Serial mode */ 1508| 15.7k| delta_decoder(dest, offset, bsize, typesize, _dest); 1509| 15.7k| } else { 1510| 0| struct blosc_job_group *job = context->job; 1511| 0| blosc2_pthread_mutex_t *delta_mutex = job != NULL ? &job->delta_mutex : &context->delta_mutex; ------------------ | | 89| 0|#define blosc2_pthread_mutex_t pthread_mutex_t ------------------ | Branch (1511:51): [True: 0, False: 0] ------------------ 1512| 0| blosc2_pthread_cond_t *delta_cv = job != NULL ? &job->delta_cv : &context->delta_cv; ------------------ | | 95| 0|#define blosc2_pthread_cond_t pthread_cond_t ------------------ | Branch (1512:47): [True: 0, False: 0] ------------------ 1513| 0| int *dref_not_init = job != NULL ? &job->dref_not_init : &context->dref_not_init; ------------------ | Branch (1513:34): [True: 0, False: 0] ------------------ 1514| | /* Force the thread in charge of the block 0 to go first */ 1515| 0| blosc2_pthread_mutex_lock(delta_mutex); ------------------ | | 92| 0|#define blosc2_pthread_mutex_lock(a) pthread_mutex_lock((a)) ------------------ 1516| 0| if (*dref_not_init) { ------------------ | Branch (1516:17): [True: 0, False: 0] ------------------ 1517| 0| if (offset != 0) { ------------------ | Branch (1517:19): [True: 0, False: 0] ------------------ 1518| 0| blosc2_pthread_cond_wait(delta_cv, delta_mutex); ------------------ | | 98| 0|#define blosc2_pthread_cond_wait(a, b) pthread_cond_wait((a), (b)) ------------------ 1519| 0| } else { 1520| 0| delta_decoder(dest, offset, bsize, typesize, _dest); 1521| 0| *dref_not_init = 0; 1522| 0| blosc2_pthread_cond_broadcast(delta_cv); ------------------ | | 100| 0|#define blosc2_pthread_cond_broadcast(a) pthread_cond_broadcast((a)) ------------------ 1523| 0| } 1524| 0| } 1525| 0| blosc2_pthread_mutex_unlock(delta_mutex); ------------------ | | 93| 0|#define blosc2_pthread_mutex_unlock(a) pthread_mutex_unlock((a)) ------------------ 1526| 0| if (offset != 0) { ------------------ | Branch (1526:17): [True: 0, False: 0] ------------------ 1527| 0| delta_decoder(dest, offset, bsize, typesize, _dest); 1528| 0| } 1529| 0| } 1530| 15.7k| break; 1531| 7.23k| case BLOSC_TRUNC_PREC: ------------------ | Branch (1531:9): [True: 7.23k, False: 64.1k] ------------------ 1532| | // TRUNC_PREC filter does not need to be undone 1533| 7.23k| break; 1534| 21.4k| default: ------------------ | Branch (1534:9): [True: 21.4k, False: 49.8k] ------------------ 1535| 21.4k| if (filters[i] != BLOSC_NOFILTER) { ------------------ | Branch (1535:15): [True: 0, False: 21.4k] ------------------ 1536| 0| BLOSC_TRACE_ERROR("Filter %d not handled during decompression.", ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1537| 0| filters[i]); 1538| 0| errcode = -1; 1539| 0| } 1540| 71.3k| } 1541| 71.3k| } else { 1542| | // Look for the filters_meta in user filters and run it 1543| 70.0k| for (uint64_t j = 0; j < g_nfilters; ++j) { ------------------ | Branch (1543:30): [True: 70.0k, False: 3] ------------------ 1544| 70.0k| if (g_filters[j].id == filters[i]) { ------------------ | Branch (1544:15): [True: 19.8k, False: 50.2k] ------------------ 1545| 19.8k| if (g_filters[j].backward == NULL) { ------------------ | Branch (1545:17): [True: 0, False: 19.8k] ------------------ 1546| | // Dynamically load filter 1547| 0| if (fill_filter(&g_filters[j]) < 0) { ------------------ | Branch (1547:19): [True: 0, False: 0] ------------------ 1548| 0| BLOSC_TRACE_ERROR("Could not load filter %d.", g_filters[j].id); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1549| 0| return BLOSC2_ERROR_FILTER_PIPELINE; 1550| 0| } 1551| 0| } 1552| 19.8k| if (g_filters[j].backward != NULL) { ------------------ | Branch (1552:17): [True: 19.8k, False: 0] ------------------ 1553| 19.8k| blosc2_dparams dparams; 1554| 19.8k| blosc2_ctx_get_dparams(context, &dparams); 1555| 19.8k| rc = g_filters[j].backward(_src, _dest, bsize, filters_meta[i], &dparams, g_filters[j].id); 1556| 19.8k| } else { 1557| 0| BLOSC_TRACE_ERROR("Backward function is NULL"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1558| 0| return BLOSC2_ERROR_FILTER_PIPELINE; 1559| 0| } 1560| 19.8k| if (rc != BLOSC2_ERROR_SUCCESS) { ------------------ | Branch (1560:17): [True: 1, False: 19.8k] ------------------ 1561| 1| BLOSC_TRACE_ERROR("User-defined filter %d failed during decompression.", filters[i]); ------------------ | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 1| do { \ | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 1| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 1, False: 0] | | | | ------------------ | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1562| 1| return rc; 1563| 1| } 1564| 19.8k| goto urfiltersuccess; 1565| 19.8k| } 1566| 70.0k| } 1567| 3| BLOSC_TRACE_ERROR("User-defined filter %d not found during decompression.", filters[i]); ------------------ | | 93| 3|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 3| do { \ | | | | 98| 3| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 3| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 3, False: 0] | | | | ------------------ | | | | 100| 3| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1568| 3| return BLOSC2_ERROR_FILTER_PIPELINE; 1569| 19.8k| urfiltersuccess:; 1570| 19.8k| } 1571| | 1572| | // Cycle buffers when required 1573| 91.1k| if ((filters[i] != BLOSC_NOFILTER) && (filters[i] != BLOSC_TRUNC_PREC)) { ------------------ | Branch (1573:9): [True: 69.7k, False: 21.4k] | Branch (1573:43): [True: 62.4k, False: 7.23k] ------------------ 1574| 62.4k| _cycle_buffers(&_src, &_dest, &_tmp); 1575| 62.4k| } 1576| 91.1k| if (last_filter_index == i) { ------------------ | Branch (1576:9): [True: 19.1k, False: 72.0k] ------------------ 1577| 19.1k| break; 1578| 19.1k| } 1579| 91.1k| } 1580| | 1581| 19.1k| if (context->postfilter == NULL && _src != dest + offset) { ------------------ | Branch (1581:7): [True: 19.1k, False: 0] | Branch (1581:38): [True: 4.56k, False: 14.5k] ------------------ 1582| 4.56k| memcpy(dest + offset, _src, (unsigned int)bsize); 1583| 4.56k| } 1584| | 1585| | /* Postfilter function */ 1586| 19.1k| if (context->postfilter != NULL) { ------------------ | Branch (1586:7): [True: 0, False: 19.1k] ------------------ 1587| | // Create new postfilter parameters for this block (must be private for each thread) 1588| 0| blosc2_postfilter_params postparams; 1589| 0| memcpy(&postparams, context->postparams, sizeof(postparams)); 1590| 0| postparams.input = _src; 1591| 0| postparams.output = dest + offset; 1592| 0| postparams.size = bsize; 1593| 0| postparams.typesize = typesize; 1594| 0| postparams.offset = nblock * context->blocksize; 1595| 0| postparams.nchunk = context->schunk != NULL ? context->schunk->current_nchunk : -1; ------------------ | Branch (1595:25): [True: 0, False: 0] ------------------ 1596| 0| postparams.nblock = nblock; 1597| 0| postparams.tid = thread_context->tid; 1598| 0| postparams.ttmp = thread_context->tmp; 1599| 0| postparams.ttmp_nbytes = thread_context->tmp_nbytes; 1600| 0| postparams.ctx = context; 1601| | 1602| 0| if (context->postfilter(&postparams) != 0) { ------------------ | Branch (1602:9): [True: 0, False: 0] ------------------ 1603| 0| BLOSC_TRACE_ERROR("Execution of postfilter function failed"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1604| 0| return BLOSC2_ERROR_POSTFILTER; 1605| 0| } 1606| 0| } 1607| | 1608| 19.1k| return errcode; 1609| 19.1k|} free_thread_context: 2294| 19.7k|void free_thread_context(struct thread_context* thread_context) { 2295| 19.7k| destroy_thread_context(thread_context); 2296| 19.7k| my_free(thread_context); 2297| 19.7k|} check_nthreads: 2300| 18.5k|int check_nthreads(blosc2_context* context) { 2301| 18.5k| if (context->new_nthreads != context->nthreads && context->new_nthreads <= 0) { ------------------ | Branch (2301:7): [True: 0, False: 18.5k] | Branch (2301:53): [True: 0, False: 0] ------------------ 2302| 0| BLOSC_TRACE_ERROR("nthreads must be >= 1 and <= %d", INT16_MAX); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | ------------------ | | | | | | 2302| 0| BLOSC_TRACE_ERROR("nthreads must be >= 1 and <= %d", INT16_MAX); | | | | ------------------ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2303| 0| return BLOSC2_ERROR_INVALID_PARAM; 2304| 0| } 2305| 18.5k| if (context->nthreads <= 0) { ------------------ | Branch (2305:7): [True: 0, False: 18.5k] ------------------ 2306| 0| BLOSC_TRACE_ERROR("nthreads must be >= 1 and <= %d", INT16_MAX); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | ------------------ | | | | | | 2306| 0| BLOSC_TRACE_ERROR("nthreads must be >= 1 and <= %d", INT16_MAX); | | | | ------------------ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2307| 0| return BLOSC2_ERROR_INVALID_PARAM; 2308| 0| } 2309| | 2310| | /* Detect a pool that was torn down by blosc2_destroy() while this context 2311| | * was still alive. The epoch mismatch tells us the pool pointer is dangling; 2312| | * clear it so the re-attach logic below creates a fresh one. */ 2313| 18.5k| if (context->thread_backend == BLOSC_BACKEND_SHARED_POOL && ------------------ | | 33| 37.1k|#define BLOSC_BACKEND_SHARED_POOL 1 ------------------ | Branch (2313:7): [True: 0, False: 18.5k] ------------------ 2314| 0| context->pool_epoch != g_destroy_count) { ------------------ | Branch (2314:7): [True: 0, False: 0] ------------------ 2315| 0| context->thread_pool = NULL; 2316| 0| context->threads_started = 0; 2317| 0| context->thread_backend = BLOSC_BACKEND_SERIAL; ------------------ | | 32| 0|#define BLOSC_BACKEND_SERIAL 0 ------------------ 2318| 0| } 2319| | 2320| 18.5k| if (context->new_nthreads != context->nthreads) { ------------------ | Branch (2320:7): [True: 0, False: 18.5k] ------------------ 2321| 0| release_thread_backend(context); 2322| 0| context->nthreads = context->new_nthreads; 2323| 0| } 2324| 18.5k| if (context->nthreads > 1 && context->threads_started == 0) { ------------------ | Branch (2324:7): [True: 0, False: 18.5k] | Branch (2324:32): [True: 0, False: 0] ------------------ 2325| 0| int rc; 2326| 0| if (threads_callback) { ------------------ | Branch (2326:9): [True: 0, False: 0] ------------------ 2327| 0| rc = init_callback_threads(context); 2328| 0| } 2329| 0| else { 2330| |#if defined(_WIN32) 2331| | rc = init_threadpool(context); 2332| |#else 2333| 0| rc = attach_shared_pool(context); 2334| 0|#endif 2335| 0| } 2336| 0| if (rc < 0) { ------------------ | Branch (2336:9): [True: 0, False: 0] ------------------ 2337| 0| return rc; 2338| 0| } 2339| 0| } 2340| 18.5k| if (context->nthreads <= 1) { ------------------ | Branch (2340:7): [True: 18.5k, False: 0] ------------------ 2341| 18.5k| context->thread_backend = BLOSC_BACKEND_SERIAL; ------------------ | | 32| 18.5k|#define BLOSC_BACKEND_SERIAL 0 ------------------ 2342| 18.5k| } 2343| | 2344| 18.5k| return context->nthreads; 2345| 18.5k|} build_filters: 3687| 11.1k| const int32_t typesize, uint8_t* filters) { 3688| | 3689| | /* Fill the end part of the filter pipeline */ 3690| 11.1k| if ((doshuffle == BLOSC_SHUFFLE) && (typesize > 1)) ------------------ | Branch (3690:7): [True: 0, False: 11.1k] | Branch (3690:39): [True: 0, False: 0] ------------------ 3691| 0| filters[BLOSC2_MAX_FILTERS - 1] = BLOSC_SHUFFLE; 3692| 11.1k| if (doshuffle == BLOSC_BITSHUFFLE) ------------------ | Branch (3692:7): [True: 0, False: 11.1k] ------------------ 3693| 0| filters[BLOSC2_MAX_FILTERS - 1] = BLOSC_BITSHUFFLE; 3694| 11.1k| if (doshuffle == BLOSC_NOSHUFFLE) ------------------ | Branch (3694:7): [True: 0, False: 11.1k] ------------------ 3695| 0| filters[BLOSC2_MAX_FILTERS - 1] = BLOSC_NOSHUFFLE; 3696| 11.1k| if (delta) ------------------ | Branch (3696:7): [True: 0, False: 11.1k] ------------------ 3697| 0| filters[BLOSC2_MAX_FILTERS - 2] = BLOSC_DELTA; 3698| 11.1k|} blosc2_decompress_ctx: 3944| 18.8k| void* dest, int32_t destsize) { 3945| 18.8k| int result; 3946| | 3947| 18.8k| if (context->do_compress != 0) { ------------------ | Branch (3947:7): [True: 0, False: 18.8k] ------------------ 3948| 0| BLOSC_TRACE_ERROR("Context is not meant for decompression. Giving up."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3949| 0| return BLOSC2_ERROR_INVALID_PARAM; 3950| 0| } 3951| | 3952| 18.8k| result = blosc_run_decompression_with_context(context, src, srcsize, dest, destsize); 3953| | 3954| | // Reset a possible block_maskout 3955| 18.8k| if (context->block_maskout != NULL) { ------------------ | Branch (3955:7): [True: 0, False: 18.8k] ------------------ 3956| 0| free(context->block_maskout); 3957| 0| context->block_maskout = NULL; 3958| 0| } 3959| 18.8k| context->block_maskout_nitems = 0; 3960| | 3961| 18.8k| return result; 3962| 18.8k|} _blosc_getitem: 4266| 10.3k| int start, int nitems, void* dest, int32_t destsize) { 4267| 10.3k| uint8_t* _src = (uint8_t*)(src); /* current pos for source buffer */ 4268| 10.3k| uint8_t* _dest = (uint8_t*)(dest); 4269| 10.3k| int32_t ntbytes = 0; /* the number of uncompressed bytes */ 4270| 10.3k| int32_t bsize, bsize2, ebsize, leftoverblock; 4271| 10.3k| int32_t startb, stopb; 4272| 10.3k| int32_t stop; 4273| 10.3k| int32_t nitems_bytes; 4274| 10.3k| int64_t start64 = (int64_t)start; 4275| 10.3k| int64_t nitems64 = (int64_t)nitems; 4276| 10.3k| int64_t typesize64 = (int64_t)header->typesize; 4277| 10.3k| int64_t stop64; 4278| 10.3k| int64_t nitems_bytes64; 4279| 10.3k| int64_t start_bytes64; 4280| 10.3k| int64_t stop_bytes64; 4281| 10.3k| int j, rc; 4282| | 4283| 10.3k| if (nitems == 0) { ------------------ | Branch (4283:7): [True: 0, False: 10.3k] ------------------ 4284| | // We have nothing to do 4285| 0| return 0; 4286| 0| } 4287| 10.3k| if (nitems < 0) { ------------------ | Branch (4287:7): [True: 0, False: 10.3k] ------------------ 4288| 0| BLOSC_TRACE_ERROR("`nitems` out of bounds."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 4289| 0| return BLOSC2_ERROR_INVALID_PARAM; 4290| 0| } 4291| | 4292| 10.3k| nitems_bytes64 = nitems64 * typesize64; 4293| 10.3k| if (nitems_bytes64 < 0 || nitems_bytes64 > INT32_MAX || nitems_bytes64 > destsize) { ------------------ | Branch (4293:7): [True: 0, False: 10.3k] | Branch (4293:29): [True: 0, False: 10.3k] | Branch (4293:59): [True: 18, False: 10.3k] ------------------ 4294| 18| BLOSC_TRACE_ERROR("`nitems`*`typesize` out of dest bounds."); ------------------ | | 93| 18|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 18| do { \ | | | | 98| 18| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 18| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 18, False: 0] | | | | ------------------ | | | | 100| 18| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 4295| 18| return BLOSC2_ERROR_WRITE_BUFFER; 4296| 18| } 4297| 10.3k| nitems_bytes = (int32_t)nitems_bytes64; 4298| | 4299| 10.3k| int32_t* bstarts = (int32_t*)(_src + context->header_overhead); 4300| | 4301| | /* Check region boundaries */ 4302| 10.3k| start_bytes64 = start64 * typesize64; 4303| 10.3k| if ((start < 0) || (start_bytes64 < 0) || (start_bytes64 > header->nbytes)) { ------------------ | Branch (4303:7): [True: 0, False: 10.3k] | Branch (4303:22): [True: 0, False: 10.3k] | Branch (4303:45): [True: 0, False: 10.3k] ------------------ 4304| 0| BLOSC_TRACE_ERROR("`start` out of bounds."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 4305| 0| return BLOSC2_ERROR_INVALID_PARAM; 4306| 0| } 4307| | 4308| 10.3k| stop64 = start64 + nitems64; 4309| 10.3k| if ((stop64 < 0) || (stop64 > INT32_MAX)) { ------------------ | Branch (4309:7): [True: 0, False: 10.3k] | Branch (4309:23): [True: 0, False: 10.3k] ------------------ 4310| 0| BLOSC_TRACE_ERROR("`start`+`nitems` out of bounds."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 4311| 0| return BLOSC2_ERROR_INVALID_PARAM; 4312| 0| } 4313| 10.3k| stop = (int32_t)stop64; 4314| | 4315| 10.3k| stop_bytes64 = stop64 * typesize64; 4316| 10.3k| if ((stop_bytes64 < 0) || (stop_bytes64 > header->nbytes)) { ------------------ | Branch (4316:7): [True: 0, False: 10.3k] | Branch (4316:29): [True: 0, False: 10.3k] ------------------ 4317| 0| BLOSC_TRACE_ERROR("`start`+`nitems` out of bounds."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 4318| 0| return BLOSC2_ERROR_INVALID_PARAM; 4319| 0| } 4320| | 4321| 10.3k| bool chunk_memcpyed = (header->flags & (uint8_t)BLOSC_MEMCPYED) != 0; 4322| 10.3k| if (!context->special_type && !chunk_memcpyed && ------------------ | Branch (4322:7): [True: 8.97k, False: 1.40k] | Branch (4322:33): [True: 7.90k, False: 1.07k] ------------------ 4323| 7.90k| ((uint8_t *)(_src + srcsize) < (uint8_t *)(bstarts + context->nblocks))) { ------------------ | Branch (4323:7): [True: 0, False: 7.90k] ------------------ 4324| 0| BLOSC_TRACE_ERROR("`bstarts` out of bounds."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 4325| 0| return BLOSC2_ERROR_READ_BUFFER; 4326| 0| } 4327| | 4328| 10.3k| bool memcpyed = header->flags & (uint8_t)BLOSC_MEMCPYED; 4329| 10.3k| if (context->special_type) { ------------------ | Branch (4329:7): [True: 1.40k, False: 8.97k] ------------------ 4330| | // Fake a runlen as if its a memcpyed chunk 4331| 1.40k| memcpyed = true; 4332| 1.40k| } 4333| | 4334| 10.3k| bool is_lazy = ((context->header_overhead == BLOSC_EXTENDED_HEADER_LENGTH) && ------------------ | Branch (4334:19): [True: 10.2k, False: 177] ------------------ 4335| 10.2k| (context->blosc2_flags & 0x08u) && !context->special_type); ------------------ | Branch (4335:19): [True: 606, False: 9.59k] | Branch (4335:54): [True: 0, False: 606] ------------------ 4336| 10.3k| if (memcpyed && !is_lazy && !context->postfilter) { ------------------ | Branch (4336:7): [True: 2.47k, False: 7.90k] | Branch (4336:19): [True: 2.47k, False: 0] | Branch (4336:31): [True: 2.47k, False: 0] ------------------ 4337| | // Short-circuit for (non-lazy) memcpyed or special values 4338| 2.47k| ntbytes = nitems_bytes; 4339| 2.47k| switch (context->special_type) { 4340| 2| case BLOSC2_SPECIAL_VALUE: { ------------------ | Branch (4340:7): [True: 2, False: 2.47k] ------------------ 4341| | // The repeated value's width is cbytes minus the header, not the header 4342| | // typesize byte (which is left unconstrained for special-value chunks). 4343| | // Derive it the same way blosc_d() does so a crafted typesize cannot make 4344| | // set_values() read past the end of the chunk. 4345| 2| int32_t value_typesize = header->cbytes - context->header_overhead; 4346| 2| rc = set_values(value_typesize, _src, _dest, ntbytes); 4347| 2| if (rc < 0) { ------------------ | Branch (4347:13): [True: 0, False: 2] ------------------ 4348| 0| BLOSC_TRACE_ERROR("set_values failed"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 4349| 0| return BLOSC2_ERROR_DATA; 4350| 0| } 4351| 2| break; 4352| 2| } 4353| 5| case BLOSC2_SPECIAL_NAN: ------------------ | Branch (4353:7): [True: 5, False: 2.46k] ------------------ 4354| 5| rc = set_nans(context->typesize, _dest, ntbytes); 4355| 5| if (rc < 0) { ------------------ | Branch (4355:13): [True: 0, False: 5] ------------------ 4356| 0| BLOSC_TRACE_ERROR("set_nans failed"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 4357| 0| return BLOSC2_ERROR_DATA; 4358| 0| } 4359| 5| break; 4360| 1.38k| case BLOSC2_SPECIAL_ZERO: ------------------ | Branch (4360:7): [True: 1.38k, False: 1.08k] ------------------ 4361| 1.38k| memset(_dest, 0, ntbytes); 4362| 1.38k| break; 4363| 5| case BLOSC2_SPECIAL_UNINIT: ------------------ | Branch (4363:7): [True: 5, False: 2.46k] ------------------ 4364| | // We do nothing here 4365| 5| break; 4366| 1.07k| case BLOSC2_NO_SPECIAL: ------------------ | Branch (4366:7): [True: 1.07k, False: 1.40k] ------------------ 4367| 1.07k| { 4368| 1.07k| int64_t src_offset64 = (int64_t)context->header_overhead + start_bytes64; 4369| 1.07k| int64_t src_stop64 = src_offset64 + nitems_bytes64; 4370| 1.07k| if ((src_offset64 < 0) || (src_stop64 < src_offset64) || (src_stop64 > srcsize)) { ------------------ | Branch (4370:15): [True: 0, False: 1.07k] | Branch (4370:37): [True: 0, False: 1.07k] | Branch (4370:68): [True: 0, False: 1.07k] ------------------ 4371| 0| BLOSC_TRACE_ERROR("getitem memcpy source out of bounds."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 4372| 0| return BLOSC2_ERROR_READ_BUFFER; 4373| 0| } 4374| 1.07k| _src += (int32_t)src_offset64; 4375| 1.07k| } 4376| 0| memcpy(_dest, _src, ntbytes); 4377| 1.07k| break; 4378| 0| default: ------------------ | Branch (4378:7): [True: 0, False: 2.47k] ------------------ 4379| 0| BLOSC_TRACE_ERROR("Unhandled special value case"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 4380| 0| BLOSC_ERROR(BLOSC2_ERROR_SCHUNK_SPECIAL); ------------------ | | 111| 0| do { \ | | 112| 0| int rc_ = (rc); \ | | 113| 0| if (rc_ < BLOSC2_ERROR_SUCCESS) { \ | | ------------------ | | | Branch (113:13): [True: 0, False: 0] | | ------------------ | | 114| 0| char *error_msg = print_error(rc_); \ | | 115| 0| BLOSC_TRACE_ERROR("%s", error_msg); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 116| 0| return rc_; \ | | 117| 0| } \ | | 118| 0| } while (0) | | ------------------ | | | Branch (118:14): [Folded, False: 0] | | ------------------ ------------------ 4381| 2.47k| } 4382| 2.47k| return ntbytes; 4383| 2.47k| } 4384| | 4385| 7.90k| ebsize = header->blocksize + header->typesize * (signed)sizeof(int32_t); 4386| 7.90k| struct thread_context* scontext = context->serial_context; 4387| | /* Resize the temporaries in serial context if needed */ 4388| 7.90k| if (header->blocksize > scontext->tmp_blocksize) { ------------------ | Branch (4388:7): [True: 0, False: 7.90k] ------------------ 4389| 0| my_free(scontext->tmp); 4390| 0| scontext->tmp_nbytes = (size_t)4 * ebsize; 4391| 0| scontext->tmp = my_malloc(scontext->tmp_nbytes); 4392| 0| BLOSC_ERROR_NULL(scontext->tmp, BLOSC2_ERROR_MEMORY_ALLOC); ------------------ | | 104| 0| do { \ | | 105| 0| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 0] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 0| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 0] | | ------------------ ------------------ 4393| 0| scontext->tmp2 = scontext->tmp + ebsize; 4394| 0| scontext->tmp3 = scontext->tmp2 + ebsize; 4395| 0| scontext->tmp4 = scontext->tmp3 + ebsize; 4396| 0| scontext->tmp_blocksize = (int32_t)header->blocksize; 4397| 0| } 4398| | 4399| 15.8k| for (j = 0; j < context->nblocks; j++) { ------------------ | Branch (4399:15): [True: 13.2k, False: 2.65k] ------------------ 4400| 13.2k| bsize = header->blocksize; 4401| 13.2k| leftoverblock = 0; 4402| 13.2k| if ((j == context->nblocks - 1) && (context->leftover > 0)) { ------------------ | Branch (4402:9): [True: 7.90k, False: 5.30k] | Branch (4402:40): [True: 5.30k, False: 2.60k] ------------------ 4403| 5.30k| bsize = context->leftover; 4404| 5.30k| leftoverblock = 1; 4405| 5.30k| } 4406| | 4407| | /* Compute start & stop for each block */ 4408| 13.2k| startb = start * header->typesize - j * header->blocksize; 4409| 13.2k| stopb = stop * header->typesize - j * header->blocksize; 4410| 13.2k| if (stopb <= 0) { ------------------ | Branch (4410:9): [True: 5.25k, False: 7.95k] ------------------ 4411| | // We can exit as soon as this block is beyond stop 4412| 5.25k| break; 4413| 5.25k| } 4414| 7.95k| if (startb >= header->blocksize) { ------------------ | Branch (4414:9): [True: 37, False: 7.91k] ------------------ 4415| 37| continue; 4416| 37| } 4417| 7.91k| if (startb < 0) { ------------------ | Branch (4417:9): [True: 12, False: 7.90k] ------------------ 4418| 12| startb = 0; 4419| 12| } 4420| 7.91k| if (stopb > header->blocksize) { ------------------ | Branch (4420:9): [True: 12, False: 7.90k] ------------------ 4421| 12| stopb = header->blocksize; 4422| 12| } 4423| 7.91k| bsize2 = stopb - startb; 4424| | 4425| 7.91k|#if defined(HAVE_ZFP) 4426| 7.91k| if (context->compcode == BLOSC_CODEC_ZFP_FIXED_RATE) { ------------------ | Branch (4426:9): [True: 1.94k, False: 5.97k] ------------------ 4427| 1.94k| scontext->zfp_cell_start = startb / context->typesize; 4428| 1.94k| scontext->zfp_cell_nitems = nitems; 4429| 1.94k| } 4430| 7.91k|#endif /* HAVE_ZFP */ 4431| | 4432| | /* Do the actual data copy */ 4433| | // Regular decompression. Put results in tmp2. 4434| | // If the block is aligned and the worst case fits in destination, let's avoid a copy 4435| 7.91k| bool get_single_block = ((startb == 0) && (bsize == nitems_bytes)); ------------------ | Branch (4435:30): [True: 257, False: 7.66k] | Branch (4435:47): [True: 4, False: 253] ------------------ 4436| 7.91k| uint8_t* tmp2 = get_single_block ? dest : scontext->tmp2; ------------------ | Branch (4436:21): [True: 4, False: 7.91k] ------------------ 4437| | 4438| | // If memcpyed we don't have a bstarts section (because it is not needed) 4439| 7.91k| int32_t src_offset = memcpyed ? ------------------ | Branch (4439:26): [True: 0, False: 7.91k] ------------------ 4440| 7.91k| context->header_overhead + j * header->blocksize : sw32_(bstarts + j); 4441| | 4442| 7.91k| int32_t cbytes = blosc_d(context->serial_context, bsize, leftoverblock, memcpyed, 4443| 7.91k| src, srcsize, src_offset, j, 4444| 7.91k| tmp2, 0, scontext->tmp, scontext->tmp3); 4445| 7.91k| if (cbytes < 0) { ------------------ | Branch (4445:9): [True: 0, False: 7.91k] ------------------ 4446| 0| ntbytes = cbytes; 4447| 0| break; 4448| 0| } 4449| 7.91k| if (scontext->zfp_cell_nitems > 0) { ------------------ | Branch (4449:9): [True: 1.94k, False: 5.97k] ------------------ 4450| 1.94k| if (cbytes == bsize2) { ------------------ | Branch (4450:11): [True: 0, False: 1.94k] ------------------ 4451| 0| memcpy((uint8_t *) dest, tmp2, (unsigned int) bsize2); 4452| 1.94k| } else if (cbytes == context->blocksize) { ------------------ | Branch (4452:18): [True: 1.94k, False: 5] ------------------ 4453| 1.94k| memcpy((uint8_t *) dest, tmp2 + scontext->zfp_cell_start * context->typesize, (unsigned int) bsize2); 4454| 1.94k| cbytes = bsize2; 4455| 1.94k| } 4456| 5.97k| } else if (!get_single_block) { ------------------ | Branch (4456:16): [True: 5.96k, False: 4] ------------------ 4457| | /* Copy to destination */ 4458| 5.96k| memcpy((uint8_t *) dest + ntbytes, tmp2 + startb, (unsigned int) bsize2); 4459| 5.96k| } 4460| 7.91k| ntbytes += bsize2; 4461| 7.91k| } 4462| | 4463| 7.90k| scontext->zfp_cell_nitems = 0; 4464| | 4465| 7.90k| if (ntbytes >= 0 && ntbytes != nitems_bytes) { ------------------ | Branch (4465:7): [True: 7.90k, False: 0] | Branch (4465:23): [True: 0, False: 7.90k] ------------------ 4466| | // A partial decode must not look like a success: callers that only test for 4467| | // a negative return would silently keep hold of an incompletely filled dest. 4468| 0| BLOSC_TRACE_ERROR("Only %d bytes out of the %d requested could be decoded.", ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 4469| 0| ntbytes, nitems_bytes); 4470| 0| return BLOSC2_ERROR_DATA; 4471| 0| } 4472| | 4473| 7.90k| return ntbytes; 4474| 7.90k|} blosc2_getitem: 4476| 10.3k|int blosc2_getitem(const void* src, int32_t srcsize, int start, int nitems, void* dest, int32_t destsize) { 4477| 10.3k| blosc2_context context; 4478| 10.3k| int result; 4479| | 4480| | /* Minimally populate the context */ 4481| 10.3k| memset(&context, 0, sizeof(blosc2_context)); 4482| | 4483| 10.3k| context.schunk = g_schunk; 4484| 10.3k| context.nthreads = 1; // force a serial decompression; fixes #95 4485| | 4486| | /* Call the actual getitem function */ 4487| 10.3k| result = blosc2_getitem_ctx(&context, src, srcsize, start, nitems, dest, destsize); 4488| | 4489| | /* Release resources */ 4490| 10.3k| if (context.serial_context != NULL) { ------------------ | Branch (4490:7): [True: 10.3k, False: 0] ------------------ 4491| 10.3k| free_thread_context(context.serial_context); 4492| 10.3k| } 4493| 10.3k| return result; 4494| 10.3k|} blosc2_getitem_ctx: 4542| 10.3k| int start, int nitems, void* dest, int32_t destsize) { 4543| 10.3k| blosc_header header; 4544| 10.3k| int result = getitem_read_header(src, srcsize, &header); 4545| 10.3k| if (result < 0) { ------------------ | Branch (4545:7): [True: 0, False: 10.3k] ------------------ 4546| 0| return result; 4547| 0| } 4548| | 4549| 10.3k| return getitem_with_header(context, &header, src, srcsize, start, nitems, dest, destsize); 4550| 10.3k|} blosc2_get_nthreads: 5608| 18.4k|{ 5609| 18.4k| int16_t nthreads; 5610| 18.4k| if (!g_initlib) { ------------------ | Branch (5610:7): [True: 0, False: 18.4k] ------------------ 5611| 0| blosc2_init(); 5612| 0| } 5613| 18.4k| blosc2_pthread_mutex_lock(&global_comp_mutex); ------------------ | | 92| 18.4k|#define blosc2_pthread_mutex_lock(a) pthread_mutex_lock((a)) ------------------ 5614| 18.4k| nthreads = g_nthreads; 5615| 18.4k| blosc2_pthread_mutex_unlock(&global_comp_mutex); ------------------ | | 93| 18.4k|#define blosc2_pthread_mutex_unlock(a) pthread_mutex_unlock((a)) ------------------ 5616| 18.4k| return nthreads; 5617| 18.4k|} blosc2_set_nthreads: 5619| 9.34k|int16_t blosc2_set_nthreads(int16_t nthreads) { 5620| 9.34k| int16_t ret; /* the previous number of threads */ 5621| | 5622| | /* Check whether the library should be initialized */ 5623| 9.34k| if (!g_initlib) blosc2_init(); ------------------ | Branch (5623:7): [True: 0, False: 9.34k] ------------------ 5624| | 5625| 9.34k| blosc2_pthread_mutex_lock(&global_comp_mutex); ------------------ | | 92| 9.34k|#define blosc2_pthread_mutex_lock(a) pthread_mutex_lock((a)) ------------------ 5626| 9.34k| ret = g_nthreads; 5627| 9.34k| if (nthreads != ret) { ------------------ | Branch (5627:7): [True: 0, False: 9.34k] ------------------ 5628| 0| int16_t old_new_nthreads = g_global_context->new_nthreads; 5629| 0| int16_t old_nthreads = g_global_context->nthreads; 5630| 0| g_nthreads = nthreads; 5631| 0| g_global_context->new_nthreads = nthreads; 5632| 0| int16_t ret2 = check_nthreads(g_global_context); 5633| 0| if (ret2 < 0) { ------------------ | Branch (5633:9): [True: 0, False: 0] ------------------ 5634| 0| g_nthreads = ret; 5635| 0| g_global_context->new_nthreads = old_new_nthreads; 5636| 0| g_global_context->nthreads = old_nthreads; 5637| 0| check_nthreads(g_global_context); 5638| 0| blosc2_pthread_mutex_unlock(&global_comp_mutex); ------------------ | | 93| 0|#define blosc2_pthread_mutex_unlock(a) pthread_mutex_unlock((a)) ------------------ 5639| 0| return ret2; 5640| 0| } 5641| 0| } 5642| 9.34k| blosc2_pthread_mutex_unlock(&global_comp_mutex); ------------------ | | 93| 9.34k|#define blosc2_pthread_mutex_unlock(a) pthread_mutex_unlock((a)) ------------------ 5643| | 5644| 9.34k| return ret; 5645| 9.34k|} blosc2_cbuffer_sizes: 5797| 245k|int blosc2_cbuffer_sizes(const void* cbuffer, int32_t* nbytes, int32_t* cbytes, int32_t* blocksize) { 5798| 245k| blosc_header header; 5799| 245k| int rc = read_chunk_header((uint8_t *) cbuffer, BLOSC_MIN_HEADER_LENGTH, false, &header); 5800| 245k| if (rc < 0) { ------------------ | Branch (5800:7): [True: 13, False: 245k] ------------------ 5801| | /* Return zeros if error reading header */ 5802| 13| memset(&header, 0, sizeof(header)); 5803| 13| } 5804| | 5805| | /* Read the interesting values */ 5806| 245k| if (nbytes != NULL) ------------------ | Branch (5806:7): [True: 237k, False: 8.33k] ------------------ 5807| 237k| *nbytes = header.nbytes; 5808| 245k| if (cbytes != NULL) ------------------ | Branch (5808:7): [True: 245k, False: 0] ------------------ 5809| 245k| *cbytes = header.cbytes; 5810| 245k| if (blocksize != NULL) ------------------ | Branch (5810:7): [True: 19.6k, False: 225k] ------------------ 5811| 19.6k| *blocksize = header.blocksize; 5812| 245k| return rc; 5813| 245k|} blosc2_init: 5948| 9.34k|void blosc2_init(void) { 5949| | /* Return if Blosc is already initialized */ 5950| 9.34k| if (g_initlib) return; ------------------ | Branch (5950:7): [True: 0, False: 9.34k] ------------------ 5951| | 5952| 9.34k| BLOSC2_IO_CB_DEFAULTS.id = BLOSC2_IO_FILESYSTEM; 5953| 9.34k| BLOSC2_IO_CB_DEFAULTS.name = "filesystem"; 5954| 9.34k| BLOSC2_IO_CB_DEFAULTS.is_allocation_necessary = true; 5955| 9.34k| BLOSC2_IO_CB_DEFAULTS.open = (blosc2_open_cb) blosc2_stdio_open; 5956| 9.34k| BLOSC2_IO_CB_DEFAULTS.close = (blosc2_close_cb) blosc2_stdio_close; 5957| 9.34k| BLOSC2_IO_CB_DEFAULTS.size = (blosc2_size_cb) blosc2_stdio_size; 5958| 9.34k| BLOSC2_IO_CB_DEFAULTS.write = (blosc2_write_cb) blosc2_stdio_write; 5959| 9.34k| BLOSC2_IO_CB_DEFAULTS.read = (blosc2_read_cb) blosc2_stdio_read; 5960| 9.34k| BLOSC2_IO_CB_DEFAULTS.truncate = (blosc2_truncate_cb) blosc2_stdio_truncate; 5961| 9.34k| BLOSC2_IO_CB_DEFAULTS.destroy = (blosc2_destroy_cb) blosc2_stdio_destroy; 5962| | 5963| 9.34k| _blosc2_register_io_cb(&BLOSC2_IO_CB_DEFAULTS); 5964| | 5965| 9.34k| BLOSC2_IO_CB_MMAP.id = BLOSC2_IO_FILESYSTEM_MMAP; 5966| 9.34k| BLOSC2_IO_CB_MMAP.name = "filesystem_mmap"; 5967| 9.34k| BLOSC2_IO_CB_MMAP.is_allocation_necessary = false; 5968| 9.34k| BLOSC2_IO_CB_MMAP.open = (blosc2_open_cb) blosc2_stdio_mmap_open; 5969| 9.34k| BLOSC2_IO_CB_MMAP.close = (blosc2_close_cb) blosc2_stdio_mmap_close; 5970| 9.34k| BLOSC2_IO_CB_MMAP.read = (blosc2_read_cb) blosc2_stdio_mmap_read; 5971| 9.34k| BLOSC2_IO_CB_MMAP.size = (blosc2_size_cb) blosc2_stdio_mmap_size; 5972| 9.34k| BLOSC2_IO_CB_MMAP.write = (blosc2_write_cb) blosc2_stdio_mmap_write; 5973| 9.34k| BLOSC2_IO_CB_MMAP.truncate = (blosc2_truncate_cb) blosc2_stdio_mmap_truncate; 5974| 9.34k| BLOSC2_IO_CB_MMAP.destroy = (blosc2_destroy_cb) blosc2_stdio_mmap_destroy; 5975| | 5976| 9.34k| _blosc2_register_io_cb(&BLOSC2_IO_CB_MMAP); 5977| | 5978| 9.34k| g_ncodecs = 0; 5979| 9.34k| g_nfilters = 0; 5980| 9.34k| g_ntuners = 0; 5981| | 5982| 9.34k|#if defined(HAVE_PLUGINS) 5983| 9.34k| #include "blosc2/blosc2-common.h" 5984| 9.34k| #include "blosc2/blosc2-stdio.h" 5985| 9.34k| register_codecs(); 5986| 9.34k| register_filters(); 5987| 9.34k| register_tuners(); 5988| 9.34k|#endif 5989| 9.34k| blosc2_pthread_mutex_init(&global_comp_mutex, NULL); ------------------ | | 90| 9.34k|#define blosc2_pthread_mutex_init(a, b) pthread_mutex_init((a), (b)) ------------------ 5990| 9.34k| blosc2_pthread_mutex_init(&pool_registry_mutex, NULL); ------------------ | | 90| 9.34k|#define blosc2_pthread_mutex_init(a, b) pthread_mutex_init((a), (b)) ------------------ 5991| | /* Create a global context */ 5992| 9.34k| g_global_context = (blosc2_context*)my_malloc(sizeof(blosc2_context)); 5993| 9.34k| memset(g_global_context, 0, sizeof(blosc2_context)); 5994| 9.34k| g_global_context->nthreads = g_nthreads; 5995| 9.34k| g_global_context->new_nthreads = g_nthreads; 5996| 9.34k| blosc2_pthread_mutex_init(&g_global_context->nchunk_mutex, NULL); ------------------ | | 90| 9.34k|#define blosc2_pthread_mutex_init(a, b) pthread_mutex_init((a), (b)) ------------------ 5997| 9.34k| g_initlib = 1; 5998| 9.34k|} blosc2_free_resources: 6001| 9.34k|int blosc2_free_resources(void) { 6002| | /* Return if Blosc is not initialized */ 6003| 9.34k| if (!g_initlib) return BLOSC2_ERROR_FAILURE; ------------------ | Branch (6003:7): [True: 0, False: 9.34k] ------------------ 6004| | 6005| 9.34k| return release_thread_backend(g_global_context); 6006| 9.34k|} blosc2_destroy: 6009| 9.34k|void blosc2_destroy(void) { 6010| | /* Return if Blosc is not initialized */ 6011| 9.34k| if (!g_initlib) return; ------------------ | Branch (6011:7): [True: 0, False: 9.34k] ------------------ 6012| | 6013| 9.34k| blosc2_free_resources(); 6014| 9.34k| g_initlib = 0; 6015| 9.34k| blosc2_free_ctx(g_global_context); 6016| | 6017| | /* Bump the epoch so any live context can detect its pool is now stale. 6018| | * Do this before freeing the pools so that release_thread_backend callers 6019| | * that race with us will take the "skip" path rather than locking the 6020| | * soon-to-be-destroyed pool_registry_mutex. */ 6021| 9.34k| g_destroy_count++; 6022| | 6023| | /* Tear down any remaining shared pools */ 6024| 9.34k| struct blosc_shared_pool *pool = shared_pools; 6025| 9.34k| while (pool != NULL) { ------------------ | Branch (6025:10): [True: 0, False: 9.34k] ------------------ 6026| 0| struct blosc_shared_pool *next = pool->next; 6027| 0| destroy_shared_pool(pool); 6028| 0| pool = next; 6029| 0| } 6030| 9.34k| shared_pools = NULL; 6031| 9.34k| blosc2_pthread_mutex_destroy(&pool_registry_mutex); ------------------ | | 91| 9.34k|#define blosc2_pthread_mutex_destroy(a) pthread_mutex_destroy((a)) ------------------ 6032| | 6033| 9.34k| blosc2_pthread_mutex_destroy(&global_comp_mutex); ------------------ | | 91| 9.34k|#define blosc2_pthread_mutex_destroy(a) pthread_mutex_destroy((a)) ------------------ 6034| 9.34k|} blosc2_create_cctx: 6040| 11.1k|blosc2_context* blosc2_create_cctx(blosc2_cparams cparams) { 6041| 11.1k| blosc2_context* context = (blosc2_context*)my_malloc(sizeof(blosc2_context)); 6042| 11.1k| BLOSC_ERROR_NULL(context, NULL); ------------------ | | 104| 11.1k| do { \ | | 105| 11.1k| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 11.1k] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 11.1k| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 11.1k] | | ------------------ ------------------ 6043| | 6044| | /* Populate the context, using zeros as default values */ 6045| 11.1k| memset(context, 0, sizeof(blosc2_context)); 6046| 11.1k| context->do_compress = 1; /* meant for compression */ 6047| 11.1k| context->use_dict = cparams.use_dict; 6048| 11.1k| if (cparams.instr_codec) { ------------------ | Branch (6048:7): [True: 0, False: 11.1k] ------------------ 6049| 0| context->blosc2_flags = BLOSC2_INSTR_CODEC; 6050| 0| } 6051| | 6052| 77.7k| for (int i = 0; i < BLOSC2_MAX_FILTERS; i++) { ------------------ | Branch (6052:19): [True: 66.6k, False: 11.1k] ------------------ 6053| 66.6k| context->filters[i] = cparams.filters[i]; 6054| 66.6k| context->filters_meta[i] = cparams.filters_meta[i]; 6055| | 6056| 66.6k| if (context->filters[i] >= BLOSC_LAST_FILTER && context->filters[i] <= BLOSC2_DEFINED_FILTERS_STOP) { ------------------ | Branch (6056:9): [True: 2.80k, False: 63.8k] | Branch (6056:53): [True: 2, False: 2.80k] ------------------ 6057| 2| BLOSC_TRACE_ERROR("filter (%d) is not yet defined", ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6058| 2| context->filters[i]); 6059| 2| free(context); 6060| 2| return NULL; 6061| 2| } 6062| 66.6k| if (context->filters[i] > BLOSC_LAST_REGISTERED_FILTER && context->filters[i] <= BLOSC2_GLOBAL_REGISTERED_FILTERS_STOP) { ------------------ | Branch (6062:9): [True: 2.36k, False: 64.3k] | Branch (6062:63): [True: 2, False: 2.36k] ------------------ 6063| 2| BLOSC_TRACE_ERROR("filter (%d) is not yet defined", ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6064| 2| context->filters[i]); 6065| 2| free(context); 6066| 2| return NULL; 6067| 2| } 6068| 66.6k| } 6069| | 6070| 11.1k|#if defined(HAVE_ZFP) 6071| 11.1k|#include "blosc2/codecs-registry.h" 6072| 11.1k| if ((context->compcode >= BLOSC_CODEC_ZFP_FIXED_ACCURACY) && (context->compcode <= BLOSC_CODEC_ZFP_FIXED_RATE)) { ------------------ | Branch (6072:7): [True: 0, False: 11.1k] | Branch (6072:64): [True: 0, False: 0] ------------------ 6073| 0| for (int i = 0; i < BLOSC2_MAX_FILTERS; ++i) { ------------------ | Branch (6073:21): [True: 0, False: 0] ------------------ 6074| 0| if ((context->filters[i] == BLOSC_SHUFFLE) || (context->filters[i] == BLOSC_BITSHUFFLE)) { ------------------ | Branch (6074:11): [True: 0, False: 0] | Branch (6074:53): [True: 0, False: 0] ------------------ 6075| 0| BLOSC_TRACE_ERROR("ZFP cannot be run in presence of SHUFFLE / BITSHUFFLE"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6076| 0| return NULL; 6077| 0| } 6078| 0| } 6079| 0| } 6080| 11.1k|#endif /* HAVE_ZFP */ 6081| | 6082| | /* Check for a BLOSC_SHUFFLE environment variable */ 6083| 11.1k| int doshuffle = -1; 6084| 11.1k| char* envvar = getenv("BLOSC_SHUFFLE"); 6085| 11.1k| if (envvar != NULL) { ------------------ | Branch (6085:7): [True: 0, False: 11.1k] ------------------ 6086| 0| if (strcmp(envvar, "NOSHUFFLE") == 0) { ------------------ | Branch (6086:9): [True: 0, False: 0] ------------------ 6087| 0| doshuffle = BLOSC_NOSHUFFLE; 6088| 0| } 6089| 0| else if (strcmp(envvar, "SHUFFLE") == 0) { ------------------ | Branch (6089:14): [True: 0, False: 0] ------------------ 6090| 0| doshuffle = BLOSC_SHUFFLE; 6091| 0| } 6092| 0| else if (strcmp(envvar, "BITSHUFFLE") == 0) { ------------------ | Branch (6092:14): [True: 0, False: 0] ------------------ 6093| 0| doshuffle = BLOSC_BITSHUFFLE; 6094| 0| } 6095| 0| else { 6096| 0| BLOSC_TRACE_WARNING("BLOSC_SHUFFLE environment variable '%s' not recognized\n", envvar); ------------------ | | 94| 0|#define BLOSC_TRACE_WARNING(msg, ...) BLOSC_TRACE(warning, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6097| 0| } 6098| 0| } 6099| | /* Check for a BLOSC_DELTA environment variable */ 6100| 11.1k| int dodelta = BLOSC_NOFILTER; 6101| 11.1k| envvar = getenv("BLOSC_DELTA"); 6102| 11.1k| if (envvar != NULL) { ------------------ | Branch (6102:7): [True: 0, False: 11.1k] ------------------ 6103| 0| if (strcmp(envvar, "1") == 0) { ------------------ | Branch (6103:9): [True: 0, False: 0] ------------------ 6104| 0| dodelta = BLOSC_DELTA; 6105| 0| } else if (strcmp(envvar, "0") == 0){ ------------------ | Branch (6105:16): [True: 0, False: 0] ------------------ 6106| 0| dodelta = BLOSC_NOFILTER; 6107| 0| } 6108| 0| else { 6109| 0| BLOSC_TRACE_WARNING("BLOSC_DELTA environment variable '%s' not recognized\n", envvar); ------------------ | | 94| 0|#define BLOSC_TRACE_WARNING(msg, ...) BLOSC_TRACE(warning, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6110| 0| } 6111| 0| } 6112| | /* Check for a BLOSC_TYPESIZE environment variable */ 6113| 11.1k| context->typesize = cparams.typesize; 6114| 11.1k| envvar = getenv("BLOSC_TYPESIZE"); 6115| 11.1k| if (envvar != NULL) { ------------------ | Branch (6115:7): [True: 0, False: 11.1k] ------------------ 6116| 0| int32_t value; 6117| 0| errno = 0; /* To distinguish success/failure after call */ 6118| 0| value = (int32_t) strtol(envvar, NULL, 10); 6119| 0| if ((errno != EINVAL) && (value > 0)) { ------------------ | Branch (6119:9): [True: 0, False: 0] | Branch (6119:30): [True: 0, False: 0] ------------------ 6120| 0| context->typesize = value; 6121| 0| } 6122| 0| else { 6123| 0| BLOSC_TRACE_WARNING("BLOSC_TYPESIZE environment variable '%s' not recognized\n", envvar); ------------------ | | 94| 0|#define BLOSC_TRACE_WARNING(msg, ...) BLOSC_TRACE(warning, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6124| 0| } 6125| 0| } 6126| 11.1k| build_filters(doshuffle, dodelta, context->typesize, context->filters); 6127| | 6128| 11.1k| context->clevel = cparams.clevel; 6129| | /* Check for a BLOSC_CLEVEL environment variable */ 6130| 11.1k| envvar = getenv("BLOSC_CLEVEL"); 6131| 11.1k| if (envvar != NULL) { ------------------ | Branch (6131:7): [True: 0, False: 11.1k] ------------------ 6132| 0| int value; 6133| 0| errno = 0; /* To distinguish success/failure after call */ 6134| 0| value = (int)strtol(envvar, NULL, 10); 6135| 0| if ((errno != EINVAL) && (value >= 0)) { ------------------ | Branch (6135:9): [True: 0, False: 0] | Branch (6135:30): [True: 0, False: 0] ------------------ 6136| 0| context->clevel = value; 6137| 0| } 6138| 0| else { 6139| 0| BLOSC_TRACE_WARNING("BLOSC_CLEVEL environment variable '%s' not recognized\n", envvar); ------------------ | | 94| 0|#define BLOSC_TRACE_WARNING(msg, ...) BLOSC_TRACE(warning, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6140| 0| } 6141| 0| } 6142| | 6143| 11.1k| context->compcode = cparams.compcode; 6144| | /* Check for a BLOSC_COMPRESSOR environment variable */ 6145| 11.1k| envvar = getenv("BLOSC_COMPRESSOR"); 6146| 11.1k| if (envvar != NULL) { ------------------ | Branch (6146:7): [True: 0, False: 11.1k] ------------------ 6147| 0| int codec = blosc2_compname_to_compcode(envvar); 6148| 0| if (codec >= BLOSC_LAST_CODEC) { ------------------ | Branch (6148:9): [True: 0, False: 0] ------------------ 6149| 0| BLOSC_TRACE_ERROR("User defined codecs cannot be set here. Use Blosc2 mechanism instead."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6150| 0| return NULL; 6151| 0| } 6152| 0| context->compcode = codec; 6153| 0| } 6154| 11.1k| context->compcode_meta = cparams.compcode_meta; 6155| | 6156| 11.1k| context->blocksize = cparams.blocksize; 6157| | /* Check for a BLOSC_BLOCKSIZE environment variable */ 6158| 11.1k| envvar = getenv("BLOSC_BLOCKSIZE"); 6159| 11.1k| if (envvar != NULL) { ------------------ | Branch (6159:7): [True: 0, False: 11.1k] ------------------ 6160| 0| int32_t blocksize; 6161| 0| errno = 0; /* To distinguish success/failure after call */ 6162| 0| blocksize = (int32_t) strtol(envvar, NULL, 10); 6163| 0| if ((errno != EINVAL) && (blocksize > 0)) { ------------------ | Branch (6163:9): [True: 0, False: 0] | Branch (6163:30): [True: 0, False: 0] ------------------ 6164| 0| context->blocksize = blocksize; 6165| 0| } 6166| 0| else { 6167| 0| BLOSC_TRACE_WARNING("BLOSC_BLOCKSIZE environment variable '%s' not recognized\n", envvar); ------------------ | | 94| 0|#define BLOSC_TRACE_WARNING(msg, ...) BLOSC_TRACE(warning, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6168| 0| } 6169| 0| } 6170| | 6171| 11.1k| context->nthreads = cparams.nthreads; 6172| | /* Check for a BLOSC_NTHREADS environment variable */ 6173| 11.1k| envvar = getenv("BLOSC_NTHREADS"); 6174| 11.1k| if (envvar != NULL) { ------------------ | Branch (6174:7): [True: 0, False: 11.1k] ------------------ 6175| 0| errno = 0; /* To distinguish success/failure after call */ 6176| 0| int16_t nthreads = (int16_t) strtol(envvar, NULL, 10); 6177| 0| if ((errno != EINVAL) && (nthreads > 0)) { ------------------ | Branch (6177:9): [True: 0, False: 0] | Branch (6177:30): [True: 0, False: 0] ------------------ 6178| 0| context->nthreads = nthreads; 6179| 0| } 6180| 0| else { 6181| 0| BLOSC_TRACE_WARNING("BLOSC_NTHREADS environment variable '%s' not recognized\n", envvar); ------------------ | | 94| 0|#define BLOSC_TRACE_WARNING(msg, ...) BLOSC_TRACE(warning, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6182| 0| } 6183| 0| } 6184| 11.1k| context->new_nthreads = context->nthreads; 6185| | 6186| 11.1k| context->splitmode = cparams.splitmode; 6187| | /* Check for a BLOSC_SPLITMODE environment variable */ 6188| 11.1k| envvar = getenv("BLOSC_SPLITMODE"); 6189| 11.1k| if (envvar != NULL) { ------------------ | Branch (6189:7): [True: 0, False: 11.1k] ------------------ 6190| 0| int32_t splitmode = -1; 6191| 0| if (strcmp(envvar, "ALWAYS") == 0) { ------------------ | Branch (6191:9): [True: 0, False: 0] ------------------ 6192| 0| splitmode = BLOSC_ALWAYS_SPLIT; 6193| 0| } 6194| 0| else if (strcmp(envvar, "NEVER") == 0) { ------------------ | Branch (6194:14): [True: 0, False: 0] ------------------ 6195| 0| splitmode = BLOSC_NEVER_SPLIT; 6196| 0| } 6197| 0| else if (strcmp(envvar, "AUTO") == 0) { ------------------ | Branch (6197:14): [True: 0, False: 0] ------------------ 6198| 0| splitmode = BLOSC_AUTO_SPLIT; 6199| 0| } 6200| 0| else if (strcmp(envvar, "FORWARD_COMPAT") == 0) { ------------------ | Branch (6200:14): [True: 0, False: 0] ------------------ 6201| 0| splitmode = BLOSC_FORWARD_COMPAT_SPLIT; 6202| 0| } 6203| 0| else { 6204| 0| BLOSC_TRACE_WARNING("BLOSC_SPLITMODE environment variable '%s' not recognized\n", envvar); ------------------ | | 94| 0|#define BLOSC_TRACE_WARNING(msg, ...) BLOSC_TRACE(warning, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6205| 0| } 6206| 0| if (splitmode >= 0) { ------------------ | Branch (6206:9): [True: 0, False: 0] ------------------ 6207| 0| context->splitmode = splitmode; 6208| 0| } 6209| 0| } 6210| | 6211| 11.1k| context->threads_started = 0; 6212| 11.1k| blosc2_pthread_mutex_init(&context->nchunk_mutex, NULL); ------------------ | | 90| 11.1k|#define blosc2_pthread_mutex_init(a, b) pthread_mutex_init((a), (b)) ------------------ 6213| 11.1k| context->schunk = cparams.schunk; 6214| | 6215| 11.1k| if (cparams.prefilter != NULL) { ------------------ | Branch (6215:7): [True: 0, False: 11.1k] ------------------ 6216| 0| context->prefilter = cparams.prefilter; 6217| 0| context->preparams = (blosc2_prefilter_params*)my_malloc(sizeof(blosc2_prefilter_params)); 6218| 0| BLOSC_ERROR_NULL(context->preparams, NULL); ------------------ | | 104| 0| do { \ | | 105| 0| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 0] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 0| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 0] | | ------------------ ------------------ 6219| 0| memcpy(context->preparams, cparams.preparams, sizeof(blosc2_prefilter_params)); 6220| 0| } 6221| | 6222| 11.1k| if (cparams.tuner_id <= 0) { ------------------ | Branch (6222:7): [True: 11.1k, False: 0] ------------------ 6223| 11.1k| cparams.tuner_id = g_tuner; 6224| 11.1k| } else { 6225| 0| for (int i = 0; i < g_ntuners; ++i) { ------------------ | Branch (6225:21): [True: 0, False: 0] ------------------ 6226| 0| if (g_tuners[i].id == cparams.tuner_id) { ------------------ | Branch (6226:11): [True: 0, False: 0] ------------------ 6227| 0| if (g_tuners[i].init == NULL) { ------------------ | Branch (6227:13): [True: 0, False: 0] ------------------ 6228| 0| if (fill_tuner(&g_tuners[i]) < 0) { ------------------ | Branch (6228:15): [True: 0, False: 0] ------------------ 6229| 0| BLOSC_TRACE_ERROR("Could not load tuner %d.", g_tuners[i].id); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6230| 0| return NULL; 6231| 0| } 6232| 0| } 6233| 0| if (g_tuners[i].init(cparams.tuner_params, context, NULL) < 0) { ------------------ | Branch (6233:13): [True: 0, False: 0] ------------------ 6234| 0| BLOSC_TRACE_ERROR("Error in user-defined tuner %d init function\n", cparams.tuner_id); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6235| 0| return NULL; 6236| 0| } 6237| 0| goto urtunersuccess; 6238| 0| } 6239| 0| } 6240| 0| BLOSC_TRACE_ERROR("User-defined tuner %d not found\n", cparams.tuner_id); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6241| 0| return NULL; 6242| 0| } 6243| 11.1k| urtunersuccess:; 6244| | 6245| 11.1k| context->tuner_id = cparams.tuner_id; 6246| | 6247| 11.1k| context->codec_params = cparams.codec_params; 6248| 11.1k| memcpy(context->filter_params, cparams.filter_params, BLOSC2_MAX_FILTERS * sizeof(void*)); 6249| | 6250| 11.1k| return context; 6251| 11.1k|} blosc2_create_dctx: 6254| 18.4k|blosc2_context* blosc2_create_dctx(blosc2_dparams dparams) { 6255| 18.4k| blosc2_context* context = (blosc2_context*)my_malloc(sizeof(blosc2_context)); 6256| 18.4k| BLOSC_ERROR_NULL(context, NULL); ------------------ | | 104| 18.4k| do { \ | | 105| 18.4k| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 18.4k] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 18.4k| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 18.4k] | | ------------------ ------------------ 6257| | 6258| | /* Populate the context, using zeros as default values */ 6259| 18.4k| memset(context, 0, sizeof(blosc2_context)); 6260| 18.4k| context->do_compress = 0; /* Meant for decompression */ 6261| | 6262| 18.4k| context->nthreads = dparams.nthreads; 6263| 18.4k| char* envvar = getenv("BLOSC_NTHREADS"); 6264| 18.4k| if (envvar != NULL) { ------------------ | Branch (6264:7): [True: 0, False: 18.4k] ------------------ 6265| 0| errno = 0; /* To distinguish success/failure after call */ 6266| 0| long nthreads = strtol(envvar, NULL, 10); 6267| 0| if ((errno != EINVAL) && (nthreads > 0)) { ------------------ | Branch (6267:9): [True: 0, False: 0] | Branch (6267:30): [True: 0, False: 0] ------------------ 6268| 0| context->nthreads = (int16_t) nthreads; 6269| 0| } 6270| 0| } 6271| 18.4k| context->new_nthreads = context->nthreads; 6272| | 6273| 18.4k| context->threads_started = 0; 6274| 18.4k| context->block_maskout = NULL; 6275| 18.4k| context->block_maskout_nitems = 0; 6276| 18.4k| blosc2_pthread_mutex_init(&context->nchunk_mutex, NULL); ------------------ | | 90| 18.4k|#define blosc2_pthread_mutex_init(a, b) pthread_mutex_init((a), (b)) ------------------ 6277| 18.4k| context->schunk = dparams.schunk; 6278| | 6279| 18.4k| if (dparams.postfilter != NULL) { ------------------ | Branch (6279:7): [True: 0, False: 18.4k] ------------------ 6280| 0| context->postfilter = dparams.postfilter; 6281| 0| context->postparams = (blosc2_postfilter_params*)my_malloc(sizeof(blosc2_postfilter_params)); 6282| 0| BLOSC_ERROR_NULL(context->postparams, NULL); ------------------ | | 104| 0| do { \ | | 105| 0| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 0] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 0| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 0] | | ------------------ ------------------ 6283| 0| memcpy(context->postparams, dparams.postparams, sizeof(blosc2_postfilter_params)); 6284| 0| } 6285| | 6286| 18.4k| return context; 6287| 18.4k|} blosc2_free_ctx: 6290| 38.9k|void blosc2_free_ctx(blosc2_context* context) { 6291| 38.9k| if (g_initlib || ------------------ | Branch (6291:7): [True: 29.5k, False: 9.34k] ------------------ 6292| 9.34k| context->thread_backend == BLOSC_BACKEND_PER_CONTEXT || ------------------ | | 35| 48.2k|#define BLOSC_BACKEND_PER_CONTEXT 3 /* per-context threads; used on Windows */ ------------------ | Branch (6292:7): [True: 0, False: 9.34k] ------------------ 6293| 29.5k| context->thread_backend == BLOSC_BACKEND_CALLBACK) { ------------------ | | 34| 9.34k|#define BLOSC_BACKEND_CALLBACK 2 ------------------ | Branch (6293:7): [True: 0, False: 9.34k] ------------------ 6294| 29.5k| release_thread_backend(context); 6295| 29.5k| } 6296| 38.9k| if (context->serial_context != NULL) { ------------------ | Branch (6296:7): [True: 9.29k, False: 29.6k] ------------------ 6297| 9.29k| free_thread_context(context->serial_context); 6298| 9.29k| } 6299| 38.9k| blosc2_pthread_mutex_destroy(&context->nchunk_mutex); ------------------ | | 91| 38.9k|#define blosc2_pthread_mutex_destroy(a) pthread_mutex_destroy((a)) ------------------ 6300| 38.9k| release_context_dict_buffer(context); 6301| 38.9k| if (context->dict_cdict != NULL) { ------------------ | Branch (6301:7): [True: 0, False: 38.9k] ------------------ 6302| 0| if (context->compcode == BLOSC_LZ4) { ------------------ | Branch (6302:9): [True: 0, False: 0] ------------------ 6303| 0| LZ4_freeStream((LZ4_stream_t*)context->dict_cdict); 6304| 0| } else if (context->compcode == BLOSC_LZ4HC) { ------------------ | Branch (6304:16): [True: 0, False: 0] ------------------ 6305| 0| LZ4_freeStreamHC((LZ4_streamHC_t*)context->dict_cdict); 6306| 0| } 6307| 0|#ifdef HAVE_ZSTD 6308| 0| else if (context->compcode == BLOSC_ZSTD) { ------------------ | Branch (6308:14): [True: 0, False: 0] ------------------ 6309| 0| ZSTD_freeCDict(context->dict_cdict); 6310| 0| } 6311| 0|#endif 6312| 0| } 6313| 38.9k| if (context->dict_ddict != NULL) { ------------------ | Branch (6313:7): [True: 2.32k, False: 36.5k] ------------------ 6314| 2.32k|#ifdef HAVE_ZSTD 6315| 2.32k| ZSTD_freeDDict(context->dict_ddict); 6316| 2.32k|#endif 6317| 2.32k| } 6318| 38.9k| if (context->tuner_params != NULL) { ------------------ | Branch (6318:7): [True: 0, False: 38.9k] ------------------ 6319| 0| int rc; 6320| 0| if (context->tuner_id < BLOSC_LAST_TUNER && context->tuner_id == BLOSC_STUNE) { ------------------ | | 26| 0|#define BLOSC_STUNE 0 ------------------ | Branch (6320:9): [True: 0, False: 0] | Branch (6320:49): [True: 0, False: 0] ------------------ 6321| 0| rc = blosc_stune_free(context); 6322| 0| } else { 6323| 0| for (int i = 0; i < g_ntuners; ++i) { ------------------ | Branch (6323:23): [True: 0, False: 0] ------------------ 6324| 0| if (g_tuners[i].id == context->tuner_id) { ------------------ | Branch (6324:13): [True: 0, False: 0] ------------------ 6325| 0| if (g_tuners[i].free == NULL) { ------------------ | Branch (6325:15): [True: 0, False: 0] ------------------ 6326| 0| if (fill_tuner(&g_tuners[i]) < 0) { ------------------ | Branch (6326:17): [True: 0, False: 0] ------------------ 6327| 0| BLOSC_TRACE_ERROR("Could not load tuner %d.", g_tuners[i].id); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6328| 0| return; 6329| 0| } 6330| 0| } 6331| 0| rc = g_tuners[i].free(context); 6332| 0| goto urtunersuccess; 6333| 0| } 6334| 0| } 6335| 0| BLOSC_TRACE_ERROR("User-defined tuner %d not found\n", context->tuner_id); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6336| 0| return; 6337| 0| urtunersuccess:; 6338| 0| } 6339| 0| if (rc < 0) { ------------------ | Branch (6339:9): [True: 0, False: 0] ------------------ 6340| 0| BLOSC_TRACE_ERROR("Error in user-defined tuner free function\n"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6341| 0| return; 6342| 0| } 6343| 0| } 6344| | /* May be needed if codec_params ever contains nested objects 6345| | if (context->codec_params != NULL) { 6346| | int rc; 6347| | for (int i = 0; i < g_ncodecs; ++i) { 6348| | if (g_codecs[i].compcode == context->compcode) { 6349| | if (g_codecs[i].free == NULL) { 6350| | // Dynamically load codec plugin 6351| | if (fill_codec(&g_codecs[i]) < 0) { 6352| | BLOSC_TRACE_ERROR("Could not load codec %d.", g_codecs[i].compcode); 6353| | return BLOSC2_ERROR_CODEC_SUPPORT; 6354| | } 6355| | } 6356| | if (g_codecs[i].free == NULL){ 6357| | // no free func, codec_params is simple 6358| | my_free(context->codec_params); 6359| | } 6360| | else{ // has free function for codec_params (e.g. openzl) 6361| | rc = g_codecs[i].free(context->codec_params); 6362| | goto urcodecsuccess; 6363| | } 6364| | } 6365| | } 6366| | BLOSC_TRACE_ERROR("User-defined compressor codec %d not found", context->compcode); 6367| | return BLOSC2_ERROR_CODEC_SUPPORT; 6368| | urcodecsuccess:; 6369| | if (rc < 0) { 6370| | BLOSC_TRACE_ERROR("Error in user-defined codec free function\n"); 6371| | return; 6372| | } 6373| | } 6374| | */ 6375| 38.9k| if (context->prefilter != NULL) { ------------------ | Branch (6375:7): [True: 0, False: 38.9k] ------------------ 6376| 0| my_free(context->preparams); 6377| 0| } 6378| 38.9k| if (context->postfilter != NULL) { ------------------ | Branch (6378:7): [True: 0, False: 38.9k] ------------------ 6379| 0| my_free(context->postparams); 6380| 0| } 6381| | 6382| 38.9k| if (context->block_maskout != NULL) { ------------------ | Branch (6382:7): [True: 0, False: 38.9k] ------------------ 6383| 0| free(context->block_maskout); 6384| 0| } 6385| 38.9k| if (context->blocknbytes != NULL) { ------------------ | Branch (6385:7): [True: 38, False: 38.8k] ------------------ 6386| 38| free(context->blocknbytes); 6387| 38| } 6388| 38.9k| if (context->blockoffsets != NULL) { ------------------ | Branch (6388:7): [True: 38, False: 38.8k] ------------------ 6389| 38| free(context->blockoffsets); 6390| 38| } 6391| 38.9k| if (context->blockcbytes != NULL) { ------------------ | Branch (6391:7): [True: 38, False: 38.8k] ------------------ 6392| 38| free(context->blockcbytes); 6393| 38| } 6394| 38.9k| my_free(context); 6395| 38.9k|} blosc2_ctx_get_dparams: 6422| 20.2k|int blosc2_ctx_get_dparams(blosc2_context *ctx, blosc2_dparams *dparams) { 6423| 20.2k| dparams->nthreads = ctx->nthreads; 6424| 20.2k| dparams->schunk = ctx->schunk; 6425| 20.2k| dparams->postfilter = ctx->postfilter; 6426| 20.2k| dparams->postparams = ctx->postparams; 6427| 20.2k| dparams->typesize = ctx->typesize; 6428| | 6429| 20.2k| return BLOSC2_ERROR_SUCCESS; 6430| 20.2k|} blosc2_chunk_zeros: 6452| 1.21k|int blosc2_chunk_zeros(blosc2_cparams cparams, const int32_t nbytes, void* dest, int32_t destsize) { 6453| 1.21k| if (destsize < BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (6453:7): [True: 0, False: 1.21k] ------------------ 6454| 0| BLOSC_TRACE_ERROR("dest buffer is not long enough"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6455| 0| return BLOSC2_ERROR_DATA; 6456| 0| } 6457| | 6458| 1.21k| if ((nbytes > 0) && (nbytes % cparams.typesize)) { ------------------ | Branch (6458:7): [True: 255, False: 958] | Branch (6458:23): [True: 3, False: 252] ------------------ 6459| 3| BLOSC_TRACE_ERROR("nbytes must be a multiple of typesize"); ------------------ | | 93| 3|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 3| do { \ | | | | 98| 3| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 3| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 3, False: 0] | | | | ------------------ | | | | 100| 3| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6460| 3| return BLOSC2_ERROR_DATA; 6461| 3| } 6462| | 6463| 1.21k| blosc_header header; 6464| 1.21k| blosc2_context* context = blosc2_create_cctx(cparams); 6465| 1.21k| if (context == NULL) { ------------------ | Branch (6465:7): [True: 0, False: 1.21k] ------------------ 6466| 0| BLOSC_TRACE_ERROR("Error while creating the compression context"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6467| 0| return BLOSC2_ERROR_NULL_POINTER; 6468| 0| } 6469| | 6470| 1.21k| int error = initialize_context_compression( 6471| 1.21k| context, NULL, nbytes, dest, destsize, 6472| 1.21k| context->clevel, context->filters, context->filters_meta, 6473| 1.21k| context->typesize, context->compcode, context->blocksize, 6474| 1.21k| context->new_nthreads, context->nthreads, context->splitmode, 6475| 1.21k| context->tuner_id, context->tuner_params, context->schunk); 6476| 1.21k| if (error <= 0) { ------------------ | Branch (6476:7): [True: 0, False: 1.21k] ------------------ 6477| 0| blosc2_free_ctx(context); 6478| 0| return error; 6479| 0| } 6480| | 6481| 1.21k| memset(&header, 0, sizeof(header)); 6482| 1.21k| header.version = BLOSC2_VERSION_FORMAT_STABLE; 6483| 1.21k| header.versionlz = BLOSC_BLOSCLZ_VERSION_FORMAT; 6484| 1.21k| header.flags = BLOSC_DOSHUFFLE | BLOSC_DOBITSHUFFLE; // extended header 6485| 1.21k| header.typesize = context->typesize; 6486| 1.21k| header.nbytes = (int32_t)nbytes; 6487| 1.21k| header.blocksize = context->blocksize; 6488| 1.21k| header.cbytes = BLOSC_EXTENDED_HEADER_LENGTH; 6489| 1.21k| header.blosc2_flags = BLOSC2_SPECIAL_ZERO << 4; // mark chunk as all zeros 6490| 1.21k| memcpy((uint8_t *)dest, &header, sizeof(header)); 6491| | 6492| 1.21k| blosc2_free_ctx(context); 6493| | 6494| 1.21k| return BLOSC_EXTENDED_HEADER_LENGTH; 6495| 1.21k|} blosc2_chunk_uninit: 6499| 535|int blosc2_chunk_uninit(blosc2_cparams cparams, const int32_t nbytes, void* dest, int32_t destsize) { 6500| 535| if (destsize < BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (6500:7): [True: 0, False: 535] ------------------ 6501| 0| BLOSC_TRACE_ERROR("dest buffer is not long enough"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6502| 0| return BLOSC2_ERROR_DATA; 6503| 0| } 6504| | 6505| 535| if (nbytes % cparams.typesize) { ------------------ | Branch (6505:7): [True: 2, False: 533] ------------------ 6506| 2| BLOSC_TRACE_ERROR("nbytes must be a multiple of typesize"); ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6507| 2| return BLOSC2_ERROR_DATA; 6508| 2| } 6509| | 6510| 533| blosc_header header; 6511| 533| blosc2_context* context = blosc2_create_cctx(cparams); 6512| 533| if (context == NULL) { ------------------ | Branch (6512:7): [True: 0, False: 533] ------------------ 6513| 0| BLOSC_TRACE_ERROR("Error while creating the compression context"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6514| 0| return BLOSC2_ERROR_NULL_POINTER; 6515| 0| } 6516| 533| int error = initialize_context_compression( 6517| 533| context, NULL, nbytes, dest, destsize, 6518| 533| context->clevel, context->filters, context->filters_meta, 6519| 533| context->typesize, context->compcode, context->blocksize, 6520| 533| context->new_nthreads, context->nthreads, context->splitmode, 6521| 533| context->tuner_id, context->tuner_params, context->schunk); 6522| 533| if (error <= 0) { ------------------ | Branch (6522:7): [True: 0, False: 533] ------------------ 6523| 0| blosc2_free_ctx(context); 6524| 0| return error; 6525| 0| } 6526| | 6527| 533| memset(&header, 0, sizeof(header)); 6528| 533| header.version = BLOSC2_VERSION_FORMAT_STABLE; 6529| 533| header.versionlz = BLOSC_BLOSCLZ_VERSION_FORMAT; 6530| 533| header.flags = BLOSC_DOSHUFFLE | BLOSC_DOBITSHUFFLE; // extended header 6531| 533| header.typesize = context->typesize; 6532| 533| header.nbytes = (int32_t)nbytes; 6533| 533| header.blocksize = context->blocksize; 6534| 533| header.cbytes = BLOSC_EXTENDED_HEADER_LENGTH; 6535| 533| header.blosc2_flags = BLOSC2_SPECIAL_UNINIT << 4; // mark chunk as uninitialized 6536| 533| memcpy((uint8_t *)dest, &header, sizeof(header)); 6537| | 6538| 533| blosc2_free_ctx(context); 6539| | 6540| 533| return BLOSC_EXTENDED_HEADER_LENGTH; 6541| 533|} blosc2_chunk_nans: 6545| 125|int blosc2_chunk_nans(blosc2_cparams cparams, const int32_t nbytes, void* dest, int32_t destsize) { 6546| 125| if (destsize < BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (6546:7): [True: 0, False: 125] ------------------ 6547| 0| BLOSC_TRACE_ERROR("dest buffer is not long enough"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6548| 0| return BLOSC2_ERROR_DATA; 6549| 0| } 6550| | 6551| 125| if (nbytes % cparams.typesize) { ------------------ | Branch (6551:7): [True: 2, False: 123] ------------------ 6552| 2| BLOSC_TRACE_ERROR("nbytes must be a multiple of typesize"); ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6553| 2| return BLOSC2_ERROR_DATA; 6554| 2| } 6555| | 6556| 123| blosc_header header; 6557| 123| blosc2_context* context = blosc2_create_cctx(cparams); 6558| 123| if (context == NULL) { ------------------ | Branch (6558:7): [True: 0, False: 123] ------------------ 6559| 0| BLOSC_TRACE_ERROR("Error while creating the compression context"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6560| 0| return BLOSC2_ERROR_NULL_POINTER; 6561| 0| } 6562| | 6563| 123| int error = initialize_context_compression( 6564| 123| context, NULL, nbytes, dest, destsize, 6565| 123| context->clevel, context->filters, context->filters_meta, 6566| 123| context->typesize, context->compcode, context->blocksize, 6567| 123| context->new_nthreads, context->nthreads, context->splitmode, 6568| 123| context->tuner_id, context->tuner_params, context->schunk); 6569| 123| if (error <= 0) { ------------------ | Branch (6569:7): [True: 0, False: 123] ------------------ 6570| 0| blosc2_free_ctx(context); 6571| 0| return error; 6572| 0| } 6573| | 6574| 123| memset(&header, 0, sizeof(header)); 6575| 123| header.version = BLOSC2_VERSION_FORMAT_STABLE; 6576| 123| header.versionlz = BLOSC_BLOSCLZ_VERSION_FORMAT; 6577| 123| header.flags = BLOSC_DOSHUFFLE | BLOSC_DOBITSHUFFLE; // extended header 6578| 123| header.typesize = context->typesize; 6579| 123| header.nbytes = (int32_t)nbytes; 6580| 123| header.blocksize = context->blocksize; 6581| 123| header.cbytes = BLOSC_EXTENDED_HEADER_LENGTH; 6582| 123| header.blosc2_flags = BLOSC2_SPECIAL_NAN << 4; // mark chunk as all NaNs 6583| 123| memcpy((uint8_t *)dest, &header, sizeof(header)); 6584| | 6585| 123| blosc2_free_ctx(context); 6586| | 6587| 123| return BLOSC_EXTENDED_HEADER_LENGTH; 6588| 123|} register_filter_private: 6642| 46.7k|int register_filter_private(blosc2_filter *filter) { 6643| 46.7k| BLOSC_ERROR_NULL(filter, BLOSC2_ERROR_INVALID_PARAM); ------------------ | | 104| 46.7k| do { \ | | 105| 46.7k| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 46.7k] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 46.7k| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 46.7k] | | ------------------ ------------------ 6644| 46.7k| if (g_nfilters == UINT8_MAX) { ------------------ | Branch (6644:9): [True: 0, False: 46.7k] ------------------ 6645| 0| BLOSC_TRACE_ERROR("Can not register more filters"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6646| 0| return BLOSC2_ERROR_CODEC_SUPPORT; 6647| 0| } 6648| 46.7k| if (filter->id < BLOSC2_GLOBAL_REGISTERED_FILTERS_START) { ------------------ | Branch (6648:9): [True: 0, False: 46.7k] ------------------ 6649| 0| BLOSC_TRACE_ERROR("The id must be greater or equal than %d", BLOSC2_GLOBAL_REGISTERED_FILTERS_START); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6650| 0| return BLOSC2_ERROR_FAILURE; 6651| 0| } 6652| | /* This condition can never be fulfilled 6653| | if (filter->id > BLOSC2_USER_REGISTERED_FILTERS_STOP) { 6654| | BLOSC_TRACE_ERROR("The id must be less than or equal to %d", BLOSC2_USER_REGISTERED_FILTERS_STOP); 6655| | return BLOSC2_ERROR_FAILURE; 6656| | } 6657| | */ 6658| | 6659| 140k| for (uint64_t i = 0; i < g_nfilters; ++i) { ------------------ | Branch (6659:26): [True: 93.4k, False: 46.7k] ------------------ 6660| 93.4k| if (g_filters[i].id == filter->id) { ------------------ | Branch (6660:11): [True: 0, False: 93.4k] ------------------ 6661| 0| if (strcmp(g_filters[i].name, filter->name) != 0) { ------------------ | Branch (6661:13): [True: 0, False: 0] ------------------ 6662| 0| BLOSC_TRACE_ERROR("The filter (ID: %d) plugin is already registered with name: %s." ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6663| 0| " Choose another one !", filter->id, g_filters[i].name); 6664| 0| return BLOSC2_ERROR_FAILURE; 6665| 0| } 6666| 0| else { 6667| | // Already registered, so no more actions needed 6668| 0| return BLOSC2_ERROR_SUCCESS; 6669| 0| } 6670| 0| } 6671| 93.4k| } 6672| | 6673| 46.7k| blosc2_filter *filter_new = &g_filters[g_nfilters++]; 6674| 46.7k| memcpy(filter_new, filter, sizeof(blosc2_filter)); 6675| | 6676| 46.7k| return BLOSC2_ERROR_SUCCESS; 6677| 46.7k|} register_codec_private: 6692| 84.0k|int register_codec_private(blosc2_codec *codec) { 6693| 84.0k| BLOSC_ERROR_NULL(codec, BLOSC2_ERROR_INVALID_PARAM); ------------------ | | 104| 84.0k| do { \ | | 105| 84.0k| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 84.0k] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 84.0k| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 84.0k] | | ------------------ ------------------ 6694| 84.0k| if (g_ncodecs == UINT8_MAX) { ------------------ | Branch (6694:9): [True: 0, False: 84.0k] ------------------ 6695| 0| BLOSC_TRACE_ERROR("Can not register more codecs"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6696| 0| return BLOSC2_ERROR_CODEC_SUPPORT; 6697| 0| } 6698| 84.0k| if (codec->compcode < BLOSC2_GLOBAL_REGISTERED_CODECS_START) { ------------------ | Branch (6698:9): [True: 0, False: 84.0k] ------------------ 6699| 0| BLOSC_TRACE_ERROR("The id must be greater or equal than %d", BLOSC2_GLOBAL_REGISTERED_CODECS_START); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6700| 0| return BLOSC2_ERROR_FAILURE; 6701| 0| } 6702| | /* This condition can never be fulfilled 6703| | if (codec->compcode > BLOSC2_USER_REGISTERED_CODECS_STOP) { 6704| | BLOSC_TRACE_ERROR("The id must be less or equal to %d", BLOSC2_USER_REGISTERED_CODECS_STOP); 6705| | return BLOSC2_ERROR_FAILURE; 6706| | } 6707| | */ 6708| | 6709| 420k| for (int i = 0; i < g_ncodecs; ++i) { ------------------ | Branch (6709:21): [True: 336k, False: 84.0k] ------------------ 6710| 336k| if (g_codecs[i].compcode == codec->compcode) { ------------------ | Branch (6710:11): [True: 0, False: 336k] ------------------ 6711| 0| if (strcmp(g_codecs[i].compname, codec->compname) != 0) { ------------------ | Branch (6711:13): [True: 0, False: 0] ------------------ 6712| 0| BLOSC_TRACE_ERROR("The codec (ID: %d) plugin is already registered with name: %s." ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6713| 0| " Choose another one !", codec->compcode, codec->compname); 6714| 0| return BLOSC2_ERROR_CODEC_PARAM; 6715| 0| } 6716| 0| else { 6717| | // Already registered, so no more actions needed 6718| 0| return BLOSC2_ERROR_SUCCESS; 6719| 0| } 6720| 0| } 6721| 336k| } 6722| | 6723| 84.0k| blosc2_codec *codec_new = &g_codecs[g_ncodecs++]; 6724| 84.0k| memcpy(codec_new, codec, sizeof(blosc2_codec)); 6725| | 6726| 84.0k| return BLOSC2_ERROR_SUCCESS; 6727| 84.0k|} register_tuner_private: 6742| 9.34k|int register_tuner_private(blosc2_tuner *tuner) { 6743| 9.34k| BLOSC_ERROR_NULL(tuner, BLOSC2_ERROR_INVALID_PARAM); ------------------ | | 104| 9.34k| do { \ | | 105| 9.34k| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 9.34k] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 9.34k| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 9.34k] | | ------------------ ------------------ 6744| 9.34k| if (g_ntuners == UINT8_MAX) { ------------------ | Branch (6744:7): [True: 0, False: 9.34k] ------------------ 6745| 0| BLOSC_TRACE_ERROR("Can not register more tuners"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6746| 0| return BLOSC2_ERROR_CODEC_SUPPORT; 6747| 0| } 6748| 9.34k| if (tuner->id < BLOSC2_GLOBAL_REGISTERED_TUNER_START) { ------------------ | Branch (6748:7): [True: 0, False: 9.34k] ------------------ 6749| 0| BLOSC_TRACE_ERROR("The id must be greater or equal than %d", BLOSC2_GLOBAL_REGISTERED_TUNER_START); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6750| 0| return BLOSC2_ERROR_FAILURE; 6751| 0| } 6752| | 6753| 9.34k| for (int i = 0; i < g_ntuners; ++i) { ------------------ | Branch (6753:19): [True: 0, False: 9.34k] ------------------ 6754| 0| if (g_tuners[i].id == tuner->id) { ------------------ | Branch (6754:9): [True: 0, False: 0] ------------------ 6755| 0| if (strcmp(g_tuners[i].name, tuner->name) != 0) { ------------------ | Branch (6755:11): [True: 0, False: 0] ------------------ 6756| 0| BLOSC_TRACE_ERROR("The tuner (ID: %d) plugin is already registered with name: %s." ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6757| 0| " Choose another one !", tuner->id, g_tuners[i].name); 6758| 0| return BLOSC2_ERROR_FAILURE; 6759| 0| } 6760| 0| else { 6761| | // Already registered, so no more actions needed 6762| 0| return BLOSC2_ERROR_SUCCESS; 6763| 0| } 6764| 0| } 6765| 0| } 6766| | 6767| 9.34k| blosc2_tuner *tuner_new = &g_tuners[g_ntuners++]; 6768| 9.34k| memcpy(tuner_new, tuner, sizeof(blosc2_tuner)); 6769| | 6770| 9.34k| return BLOSC2_ERROR_SUCCESS; 6771| 9.34k|} _blosc2_register_io_cb: 6784| 18.6k|int _blosc2_register_io_cb(const blosc2_io_cb *io) { 6785| | 6786| 28.0k| for (uint64_t i = 0; i < g_nio; ++i) { ------------------ | Branch (6786:24): [True: 28.0k, False: 2] ------------------ 6787| 28.0k| if (g_ios[i].id == io->id) { ------------------ | Branch (6787:9): [True: 18.6k, False: 9.34k] ------------------ 6788| 18.6k| if (strcmp(g_ios[i].name, io->name) != 0) { ------------------ | Branch (6788:11): [True: 0, False: 18.6k] ------------------ 6789| 0| BLOSC_TRACE_ERROR("The IO (ID: %d) plugin is already registered with name: %s." ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6790| 0| " Choose another one !", io->id, g_ios[i].name); 6791| 0| return BLOSC2_ERROR_PLUGIN_IO; 6792| 0| } 6793| 18.6k| else { 6794| | // Already registered, so no more actions needed 6795| 18.6k| return BLOSC2_ERROR_SUCCESS; 6796| 18.6k| } 6797| 18.6k| } 6798| 28.0k| } 6799| | 6800| 2| blosc2_io_cb *io_new = &g_ios[g_nio++]; 6801| 2| memcpy(io_new, io, sizeof(blosc2_io_cb)); 6802| | 6803| 2| return BLOSC2_ERROR_SUCCESS; 6804| 18.6k|} blosc2_get_io_cb: 6821| 38.2k|blosc2_io_cb *blosc2_get_io_cb(uint8_t id) { 6822| | // If g_initlib is not set by blosc2_init() this function will try to read 6823| | // uninitialized memory. We should therefore always return NULL in that case 6824| 38.2k| if (!g_initlib) { ------------------ | Branch (6824:7): [True: 0, False: 38.2k] ------------------ 6825| 0| return NULL; 6826| 0| } 6827| 38.2k| for (uint64_t i = 0; i < g_nio; ++i) { ------------------ | Branch (6827:24): [True: 38.2k, False: 0] ------------------ 6828| 38.2k| if (g_ios[i].id == id) { ------------------ | Branch (6828:9): [True: 38.2k, False: 0] ------------------ 6829| 38.2k| return &g_ios[i]; 6830| 38.2k| } 6831| 38.2k| } 6832| 0| if (id == BLOSC2_IO_FILESYSTEM) { ------------------ | Branch (6832:7): [True: 0, False: 0] ------------------ 6833| 0| if (_blosc2_register_io_cb(&BLOSC2_IO_CB_DEFAULTS) < 0) { ------------------ | Branch (6833:9): [True: 0, False: 0] ------------------ 6834| 0| BLOSC_TRACE_ERROR("Error registering the default IO API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6835| 0| return NULL; 6836| 0| } 6837| 0| return blosc2_get_io_cb(id); 6838| 0| } 6839| 0| else if (id == BLOSC2_IO_FILESYSTEM_MMAP) { ------------------ | Branch (6839:12): [True: 0, False: 0] ------------------ 6840| 0| if (_blosc2_register_io_cb(&BLOSC2_IO_CB_MMAP) < 0) { ------------------ | Branch (6840:9): [True: 0, False: 0] ------------------ 6841| 0| BLOSC_TRACE_ERROR("Error registering the mmap IO API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 6842| 0| return NULL; 6843| 0| } 6844| 0| return blosc2_get_io_cb(id); 6845| 0| } 6846| 0| return NULL; 6847| 0|} blosc2.c:flags_to_filters: 687| 246k|static void flags_to_filters(const uint8_t flags, uint8_t* filters) { 688| | /* Initialize the filter pipeline */ 689| 246k| memset(filters, 0, BLOSC2_MAX_FILTERS); 690| | /* Fill the filter pipeline */ 691| 246k| if (flags & BLOSC_DOSHUFFLE) ------------------ | Branch (691:7): [True: 245k, False: 1.46k] ------------------ 692| 245k| filters[BLOSC2_MAX_FILTERS - 1] = BLOSC_SHUFFLE; 693| 246k| if (flags & BLOSC_DOBITSHUFFLE) ------------------ | Branch (693:7): [True: 244k, False: 2.49k] ------------------ 694| 244k| filters[BLOSC2_MAX_FILTERS - 1] = BLOSC_BITSHUFFLE; 695| 246k| if (flags & BLOSC_DODELTA) ------------------ | Branch (695:7): [True: 58.9k, False: 187k] ------------------ 696| 58.9k| filters[BLOSC2_MAX_FILTERS - 2] = BLOSC_DELTA; 697| 246k|} blosc2.c:destroy_thread_context: 2276| 19.7k|static void destroy_thread_context(struct thread_context* thread_context) { 2277| 19.7k| my_free(thread_context->tmp); 2278| 19.7k|#if defined(HAVE_ZSTD) 2279| 19.7k| if (thread_context->zstd_cctx != NULL) { ------------------ | Branch (2279:7): [True: 0, False: 19.7k] ------------------ 2280| 0| ZSTD_freeCCtx(thread_context->zstd_cctx); 2281| 0| } 2282| 19.7k| if (thread_context->zstd_dctx != NULL) { ------------------ | Branch (2282:7): [True: 6.47k, False: 13.2k] ------------------ 2283| 6.47k| ZSTD_freeDCtx(thread_context->zstd_dctx); 2284| 6.47k| } 2285| 19.7k|#endif 2286| 19.7k| if (thread_context->lz4_cstream != NULL) { ------------------ | Branch (2286:7): [True: 0, False: 19.7k] ------------------ 2287| 0| LZ4_freeStream((LZ4_stream_t*)thread_context->lz4_cstream); 2288| 0| } 2289| 19.7k| if (thread_context->lz4hc_cstream != NULL) { ------------------ | Branch (2289:7): [True: 0, False: 19.7k] ------------------ 2290| 0| LZ4_freeStreamHC((LZ4_streamHC_t*)thread_context->lz4hc_cstream); 2291| 0| } 2292| 19.7k|} blosc2.c:my_free: 272| 78.4k|static void my_free(void* block) { 273| |#if defined(_WIN32) 274| | _aligned_free(block); 275| |#else 276| 78.4k| free(block); 277| 78.4k|#endif /* _WIN32 */ 278| 78.4k|} blosc2.c:initialize_context_compression: 2392| 1.86k| blosc2_schunk* schunk) { 2393| | 2394| | /* Set parameters */ 2395| 1.86k| context->do_compress = 1; 2396| 1.86k| context->src = (const uint8_t*)src; 2397| 1.86k| context->srcsize = srcsize; 2398| 1.86k| context->dest = (uint8_t*)dest; 2399| 1.86k| context->output_bytes = 0; 2400| 1.86k| context->destsize = destsize; 2401| 1.86k| context->sourcesize = srcsize; 2402| 1.86k| context->typesize = typesize; 2403| 1.86k| context->filter_flags = filters_to_flags(filters); 2404| 13.0k| for (int i = 0; i < BLOSC2_MAX_FILTERS; i++) { ------------------ | Branch (2404:19): [True: 11.1k, False: 1.86k] ------------------ 2405| 11.1k| context->filters[i] = filters[i]; 2406| 11.1k| context->filters_meta[i] = filters_meta[i]; 2407| 11.1k| } 2408| 1.86k| context->compcode = compressor; 2409| 1.86k| context->nthreads = nthreads; 2410| 1.86k| context->new_nthreads = new_nthreads; 2411| 1.86k| context->clevel = clevel; 2412| 1.86k| context->schunk = schunk; 2413| 1.86k| context->tuner_params = tuner_params; 2414| 1.86k| context->tuner_id = tuner_id; 2415| 1.86k| context->splitmode = splitmode; 2416| 1.86k| context->header_blocksize = (int32_t)blocksize; 2417| 1.86k| context->blosc2_flags2 = 0; 2418| 1.86k| if (context->blocknbytes != NULL) { ------------------ | Branch (2418:7): [True: 0, False: 1.86k] ------------------ 2419| 0| free(context->blocknbytes); 2420| 0| context->blocknbytes = NULL; 2421| 0| } 2422| 1.86k| if (context->blockoffsets != NULL) { ------------------ | Branch (2422:7): [True: 0, False: 1.86k] ------------------ 2423| 0| free(context->blockoffsets); 2424| 0| context->blockoffsets = NULL; 2425| 0| } 2426| 1.86k| if (context->blockcbytes != NULL) { ------------------ | Branch (2426:7): [True: 0, False: 1.86k] ------------------ 2427| 0| free(context->blockcbytes); 2428| 0| context->blockcbytes = NULL; 2429| 0| } 2430| 1.86k| context->vlblock_sources = NULL; 2431| 1.86k| context->vlblock_dests = NULL; 2432| | /* tuner some compression parameters */ 2433| 1.86k| context->blocksize = (int32_t)blocksize; 2434| 1.86k| int rc = 0; 2435| 1.86k| if (context->tuner_params != NULL) { ------------------ | Branch (2435:7): [True: 0, False: 1.86k] ------------------ 2436| 0| if (context->tuner_id < BLOSC_LAST_TUNER && context->tuner_id == BLOSC_STUNE) { ------------------ | | 26| 0|#define BLOSC_STUNE 0 ------------------ | Branch (2436:9): [True: 0, False: 0] | Branch (2436:49): [True: 0, False: 0] ------------------ 2437| 0| if (blosc_stune_next_cparams(context) < 0) { ------------------ | Branch (2437:11): [True: 0, False: 0] ------------------ 2438| 0| BLOSC_TRACE_ERROR("Error in stune next_cparams func\n"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2439| 0| return BLOSC2_ERROR_TUNER; 2440| 0| } 2441| 0| } else { 2442| 0| for (int i = 0; i < g_ntuners; ++i) { ------------------ | Branch (2442:23): [True: 0, False: 0] ------------------ 2443| 0| if (g_tuners[i].id == context->tuner_id) { ------------------ | Branch (2443:13): [True: 0, False: 0] ------------------ 2444| 0| if (g_tuners[i].next_cparams == NULL) { ------------------ | Branch (2444:15): [True: 0, False: 0] ------------------ 2445| 0| if (fill_tuner(&g_tuners[i]) < 0) { ------------------ | Branch (2445:17): [True: 0, False: 0] ------------------ 2446| 0| BLOSC_TRACE_ERROR("Could not load tuner %d.", g_tuners[i].id); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2447| 0| return BLOSC2_ERROR_FAILURE; 2448| 0| } 2449| 0| } 2450| 0| if (g_tuners[i].next_cparams(context) < 0) { ------------------ | Branch (2450:15): [True: 0, False: 0] ------------------ 2451| 0| BLOSC_TRACE_ERROR("Error in tuner %d next_cparams func\n", context->tuner_id); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2452| 0| return BLOSC2_ERROR_TUNER; 2453| 0| } 2454| 0| if (g_tuners[i].id == BLOSC_BTUNE && context->blocksize == 0) { ------------------ | Branch (2454:15): [True: 0, False: 0] | Branch (2454:48): [True: 0, False: 0] ------------------ 2455| | // Call stune for initializing blocksize 2456| 0| if (blosc_stune_next_blocksize(context) < 0) { ------------------ | Branch (2456:17): [True: 0, False: 0] ------------------ 2457| 0| BLOSC_TRACE_ERROR("Error in stune next_blocksize func\n"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2458| 0| return BLOSC2_ERROR_TUNER; 2459| 0| } 2460| 0| } 2461| 0| goto urtunersuccess; 2462| 0| } 2463| 0| } 2464| 0| BLOSC_TRACE_ERROR("User-defined tuner %d not found\n", context->tuner_id); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2465| 0| return BLOSC2_ERROR_INVALID_PARAM; 2466| 0| } 2467| 1.86k| } else { 2468| 1.86k| if (context->tuner_id < BLOSC_LAST_TUNER && context->tuner_id == BLOSC_STUNE) { ------------------ | | 26| 1.86k|#define BLOSC_STUNE 0 ------------------ | Branch (2468:9): [True: 1.86k, False: 0] | Branch (2468:49): [True: 1.86k, False: 0] ------------------ 2469| 1.86k| rc = blosc_stune_next_blocksize(context); 2470| 1.86k| } else { 2471| 0| for (int i = 0; i < g_ntuners; ++i) { ------------------ | Branch (2471:23): [True: 0, False: 0] ------------------ 2472| 0| if (g_tuners[i].id == context->tuner_id) { ------------------ | Branch (2472:13): [True: 0, False: 0] ------------------ 2473| 0| if (g_tuners[i].next_blocksize == NULL) { ------------------ | Branch (2473:15): [True: 0, False: 0] ------------------ 2474| 0| if (fill_tuner(&g_tuners[i]) < 0) { ------------------ | Branch (2474:17): [True: 0, False: 0] ------------------ 2475| 0| BLOSC_TRACE_ERROR("Could not load tuner %d.", g_tuners[i].id); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2476| 0| return BLOSC2_ERROR_FAILURE; 2477| 0| } 2478| 0| } 2479| 0| rc = g_tuners[i].next_blocksize(context); 2480| 0| goto urtunersuccess; 2481| 0| } 2482| 0| } 2483| 0| BLOSC_TRACE_ERROR("User-defined tuner %d not found\n", context->tuner_id); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2484| 0| return BLOSC2_ERROR_INVALID_PARAM; 2485| 0| } 2486| 1.86k| } 2487| 1.86k| urtunersuccess:; 2488| 1.86k| if (rc < 0) { ------------------ | Branch (2488:7): [True: 0, False: 1.86k] ------------------ 2489| 0| BLOSC_TRACE_ERROR("Error in tuner next_blocksize func\n"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2490| 0| return BLOSC2_ERROR_TUNER; 2491| 0| } 2492| | 2493| | 2494| | /* Check buffer size limits */ 2495| 1.86k| if (srcsize > BLOSC2_MAX_BUFFERSIZE) { ------------------ | Branch (2495:7): [True: 0, False: 1.86k] ------------------ 2496| 0| BLOSC_TRACE_ERROR("Input buffer size cannot exceed %d bytes.", ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2497| 0| BLOSC2_MAX_BUFFERSIZE); 2498| 0| return BLOSC2_ERROR_MAX_BUFSIZE_EXCEEDED; 2499| 0| } 2500| | 2501| 1.86k| if (destsize < BLOSC2_MAX_OVERHEAD) { ------------------ | Branch (2501:7): [True: 0, False: 1.86k] ------------------ 2502| 0| BLOSC_TRACE_ERROR("Output buffer size should be larger than %d bytes.", ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2503| 0| BLOSC2_MAX_OVERHEAD); 2504| 0| return BLOSC2_ERROR_MAX_BUFSIZE_EXCEEDED; 2505| 0| } 2506| | 2507| | /* Compression level */ 2508| 1.86k| if (clevel < 0 || clevel > 9) { ------------------ | Branch (2508:7): [True: 0, False: 1.86k] | Branch (2508:21): [True: 0, False: 1.86k] ------------------ 2509| | /* If clevel not in 0..9, print an error */ 2510| 0| BLOSC_TRACE_ERROR("`clevel` parameter must be between 0 and 9!."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2511| 0| return BLOSC2_ERROR_CODEC_PARAM; 2512| 0| } 2513| | 2514| | /* Dictionary support is only available for ZSTD, LZ4, and LZ4HC. 2515| | * Skip the check when src is NULL (special-value chunks): no compression 2516| | * will actually happen, so codec compatibility is irrelevant. */ 2517| 1.86k| if (src != NULL && context->use_dict && context->compcode != BLOSC_ZSTD && ------------------ | Branch (2517:7): [True: 0, False: 1.86k] | Branch (2517:22): [True: 0, False: 0] | Branch (2517:43): [True: 0, False: 0] ------------------ 2518| 0| context->compcode != BLOSC_LZ4 && context->compcode != BLOSC_LZ4HC) { ------------------ | Branch (2518:7): [True: 0, False: 0] | Branch (2518:41): [True: 0, False: 0] ------------------ 2519| 0| BLOSC_TRACE_ERROR("`use_dict` is only supported for ZSTD, LZ4, and LZ4HC codecs."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2520| 0| return BLOSC2_ERROR_CODEC_PARAM; 2521| 0| } 2522| | 2523| | /* Check typesize limits */ 2524| 1.86k| if (context->typesize > BLOSC2_MAXTYPESIZE) { ------------------ | Branch (2524:7): [True: 0, False: 1.86k] ------------------ 2525| | // If typesize is too large for Blosc2, return an error 2526| 0| BLOSC_TRACE_ERROR("Typesize cannot exceed %d bytes.", BLOSC2_MAXTYPESIZE); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2527| 0| return BLOSC2_ERROR_INVALID_PARAM; 2528| 0| } 2529| | /* Now, cap typesize so that blosc2 split machinery can continue to work */ 2530| 1.86k| if (context->typesize > BLOSC_MAX_TYPESIZE) { ------------------ | Branch (2530:7): [True: 1.32k, False: 540] ------------------ 2531| | /* If typesize is too large, treat buffer as an 1-byte stream. */ 2532| 1.32k| context->typesize = 1; 2533| 1.32k| } 2534| | 2535| 1.86k| blosc2_calculate_blocks(context); 2536| | 2537| 1.86k| return 1; 2538| 1.86k|} blosc2.c:filters_to_flags: 664| 30.4k|static uint8_t filters_to_flags(const uint8_t* filters) { 665| 30.4k| uint8_t flags = 0; 666| | 667| 213k| for (int i = 0; i < BLOSC2_MAX_FILTERS; i++) { ------------------ | Branch (667:19): [True: 182k, False: 30.4k] ------------------ 668| 182k| switch (filters[i]) { 669| 20.5k| case BLOSC_SHUFFLE: ------------------ | Branch (669:7): [True: 20.5k, False: 162k] ------------------ 670| 20.5k| flags |= BLOSC_DOSHUFFLE; 671| 20.5k| break; 672| 10.2k| case BLOSC_BITSHUFFLE: ------------------ | Branch (672:7): [True: 10.2k, False: 172k] ------------------ 673| 10.2k| flags |= BLOSC_DOBITSHUFFLE; 674| 10.2k| break; 675| 14.4k| case BLOSC_DELTA: ------------------ | Branch (675:7): [True: 14.4k, False: 168k] ------------------ 676| 14.4k| flags |= BLOSC_DODELTA; 677| 14.4k| break; 678| 137k| default : ------------------ | Branch (678:7): [True: 137k, False: 45.2k] ------------------ 679| 137k| break; 680| 182k| } 681| 182k| } 682| 30.4k| return flags; 683| 30.4k|} blosc2.c:blosc2_calculate_blocks: 854| 31.0k|static inline void blosc2_calculate_blocks(blosc2_context* context) { 855| | /* Compute number of blocks in buffer */ 856| 31.0k| context->nblocks = context->sourcesize / context->blocksize; 857| 31.0k| context->leftover = context->sourcesize % context->blocksize; 858| 31.0k| context->nblocks = (context->leftover > 0) ? ------------------ | Branch (858:22): [True: 17.3k, False: 13.7k] ------------------ 859| 17.3k| (context->nblocks + 1) : context->nblocks; 860| 31.0k|} blosc2.c:clibcode_to_clibname: 305| 1|static const char* clibcode_to_clibname(int clibcode) { 306| 1| if (clibcode == BLOSC_BLOSCLZ_LIB) return BLOSC_BLOSCLZ_LIBNAME; ------------------ | | 367| 0|#define BLOSC_BLOSCLZ_LIBNAME "BloscLZ" ------------------ | Branch (306:7): [True: 0, False: 1] ------------------ 307| 1| if (clibcode == BLOSC_LZ4_LIB) return BLOSC_LZ4_LIBNAME; ------------------ | | 368| 0|#define BLOSC_LZ4_LIBNAME "LZ4" ------------------ | Branch (307:7): [True: 0, False: 1] ------------------ 308| 1| if (clibcode == BLOSC_ZLIB_LIB) return BLOSC_ZLIB_LIBNAME; ------------------ | | 369| 0|#define BLOSC_ZLIB_LIBNAME "Zlib" ------------------ | Branch (308:7): [True: 0, False: 1] ------------------ 309| 1| if (clibcode == BLOSC_ZSTD_LIB) return BLOSC_ZSTD_LIBNAME; ------------------ | | 370| 0|#define BLOSC_ZSTD_LIBNAME "Zstd" ------------------ | Branch (309:7): [True: 0, False: 1] ------------------ 310| 10| for (int i = 0; i < g_ncodecs; ++i) { ------------------ | Branch (310:19): [True: 9, False: 1] ------------------ 311| 9| if (clibcode == g_codecs[i].complib) ------------------ | Branch (311:9): [True: 0, False: 9] ------------------ 312| 0| return g_codecs[i].compname; 313| 9| } 314| 1| return NULL; /* should never happen */ 315| 1|} blosc2.c:blosc_run_decompression_with_context: 3911| 18.8k| void* dest, int32_t destsize) { 3912| 18.8k| blosc_header header; 3913| 18.8k| int32_t ntbytes; 3914| 18.8k| int rc; 3915| | 3916| 18.8k| rc = read_chunk_header(src, srcsize, true, &header); 3917| 18.8k| if (rc < 0) { ------------------ | Branch (3917:7): [True: 6, False: 18.8k] ------------------ 3918| 6| return rc; 3919| 6| } 3920| | 3921| 18.8k| if (header.nbytes > destsize) { ------------------ | Branch (3921:7): [True: 0, False: 18.8k] ------------------ 3922| | // Not enough space for writing into the destination 3923| 0| return BLOSC2_ERROR_WRITE_BUFFER; 3924| 0| } 3925| | 3926| 18.8k| rc = initialize_context_decompression(context, &header, src, srcsize, dest, destsize); 3927| 18.8k| if (rc < 0) { ------------------ | Branch (3927:7): [True: 310, False: 18.5k] ------------------ 3928| 310| return rc; 3929| 310| } 3930| | 3931| | /* Do the actual decompression */ 3932| 18.5k| ntbytes = do_job(context); 3933| 18.5k| if (ntbytes < 0) { ------------------ | Branch (3933:7): [True: 8.45k, False: 10.1k] ------------------ 3934| 8.45k| return ntbytes; 3935| 8.45k| } 3936| | 3937| 18.5k| assert(ntbytes <= (int32_t)destsize); 3938| 10.1k| return ntbytes; 3939| 18.5k|} blosc2.c:initialize_context_decompression: 2689| 18.8k| int32_t srcsize, void* dest, int32_t destsize) { 2690| 18.8k| int32_t bstarts_end; 2691| 18.8k| bool vlblocks; 2692| | 2693| 18.8k| context->do_compress = 0; 2694| 18.8k| context->src = (const uint8_t*)src; 2695| 18.8k| context->srcsize = srcsize; 2696| 18.8k| context->dest = (uint8_t*)dest; 2697| 18.8k| context->destsize = destsize; 2698| 18.8k| context->output_bytes = 0; 2699| 18.8k| context->vlblock_sources = NULL; 2700| 18.8k| context->vlblock_dests = NULL; 2701| 18.8k| if (context->blocknbytes != NULL) { ------------------ | Branch (2701:7): [True: 0, False: 18.8k] ------------------ 2702| 0| free(context->blocknbytes); 2703| 0| context->blocknbytes = NULL; 2704| 0| } 2705| 18.8k| if (context->blockoffsets != NULL) { ------------------ | Branch (2705:7): [True: 0, False: 18.8k] ------------------ 2706| 0| free(context->blockoffsets); 2707| 0| context->blockoffsets = NULL; 2708| 0| } 2709| 18.8k| if (context->blockcbytes != NULL) { ------------------ | Branch (2709:7): [True: 0, False: 18.8k] ------------------ 2710| 0| free(context->blockcbytes); 2711| 0| context->blockcbytes = NULL; 2712| 0| } 2713| | 2714| 18.8k| int rc = blosc2_initialize_context_from_header(context, header); 2715| 18.8k| if (rc < 0) { ------------------ | Branch (2715:7): [True: 0, False: 18.8k] ------------------ 2716| 0| return rc; 2717| 0| } 2718| 18.8k| clear_context_decompression_dict(context); 2719| 18.8k| vlblocks = (context->blosc2_flags2 & BLOSC2_VL_BLOCKS) != 0; 2720| 18.8k| bool is_lazy = ((context->header_overhead == BLOSC_EXTENDED_HEADER_LENGTH) && ------------------ | Branch (2720:19): [True: 18.4k, False: 467] ------------------ 2721| 18.4k| (context->blosc2_flags & 0x08u)); ------------------ | Branch (2721:19): [True: 668, False: 17.7k] ------------------ 2722| | 2723| | /* Check that we have enough space to decompress */ 2724| 18.8k| if (context->sourcesize > (int32_t)context->destsize) { ------------------ | Branch (2724:7): [True: 0, False: 18.8k] ------------------ 2725| 0| return BLOSC2_ERROR_WRITE_BUFFER; 2726| 0| } 2727| | 2728| 18.8k| if (context->block_maskout != NULL && context->block_maskout_nitems != context->nblocks) { ------------------ | Branch (2728:7): [True: 0, False: 18.8k] | Branch (2728:41): [True: 0, False: 0] ------------------ 2729| 0| BLOSC_TRACE_ERROR("The number of items in block_maskout (%d) must match the number" ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2730| 0| " of blocks in chunk (%d).", 2731| 0| context->block_maskout_nitems, context->nblocks); 2732| 0| return BLOSC2_ERROR_DATA; 2733| 0| } 2734| | 2735| 18.8k| context->special_type = (header->blosc2_flags >> 4) & BLOSC2_SPECIAL_MASK; 2736| 18.8k| if (context->special_type > BLOSC2_SPECIAL_LASTID) { ------------------ | Branch (2736:7): [True: 0, False: 18.8k] ------------------ 2737| 0| BLOSC_TRACE_ERROR("Unknown special values ID (%d) ", ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2738| 0| context->special_type); 2739| 0| return BLOSC2_ERROR_DATA; 2740| 0| } 2741| | 2742| 18.8k| int memcpyed = (context->header_flags & (uint8_t) BLOSC_MEMCPYED); 2743| 18.8k| if (memcpyed && (header->cbytes != header->nbytes + context->header_overhead)) { ------------------ | Branch (2743:7): [True: 421, False: 18.4k] | Branch (2743:19): [True: 27, False: 394] ------------------ 2744| 27| BLOSC_TRACE_ERROR("Wrong header info for this memcpyed chunk"); ------------------ | | 93| 27|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 27| do { \ | | | | 98| 27| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 27| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 27, False: 0] | | | | ------------------ | | | | 100| 27| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2745| 27| return BLOSC2_ERROR_DATA; 2746| 27| } 2747| | 2748| 18.8k| if ((header->nbytes == 0) && (header->cbytes == context->header_overhead) && ------------------ | Branch (2748:7): [True: 1.31k, False: 17.5k] | Branch (2748:32): [True: 1.31k, False: 7] ------------------ 2749| 1.31k| !context->special_type) { ------------------ | Branch (2749:7): [True: 0, False: 1.31k] ------------------ 2750| | // A compressed buffer with only a header can only contain a zero-length buffer 2751| 0| return 0; 2752| 0| } 2753| | 2754| 18.8k| context->bstarts = (int32_t *) (context->src + context->header_overhead); 2755| 18.8k| bstarts_end = context->header_overhead; 2756| 18.8k| if (!context->special_type && !memcpyed) { ------------------ | Branch (2756:7): [True: 15.7k, False: 3.08k] | Branch (2756:33): [True: 15.4k, False: 357] ------------------ 2757| 15.4k| size_t bstarts_end_tmp; 2758| 15.4k| size_t bstarts_nbytes; 2759| 15.4k| if (context->nblocks < 0 || ------------------ | Branch (2759:9): [True: 13, False: 15.3k] ------------------ 2760| 15.3k| !checked_mul_size((size_t)context->nblocks, sizeof(int32_t), &bstarts_nbytes) || ------------------ | Branch (2760:9): [True: 0, False: 15.3k] ------------------ 2761| 15.3k| !checked_add_size((size_t)context->header_overhead, bstarts_nbytes, &bstarts_end_tmp) || ------------------ | Branch (2761:9): [True: 0, False: 15.3k] ------------------ 2762| 15.3k| bstarts_end_tmp > (size_t)INT32_MAX) { ------------------ | Branch (2762:9): [True: 0, False: 15.3k] ------------------ 2763| 13| BLOSC_TRACE_ERROR("Invalid bstarts size in chunk header."); ------------------ | | 93| 13|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 13| do { \ | | | | 98| 13| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 13| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 13, False: 0] | | | | ------------------ | | | | 100| 13| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2764| 13| return BLOSC2_ERROR_INVALID_HEADER; 2765| 13| } 2766| | /* If chunk is not special or a memcpyed, we do have a bstarts section */ 2767| 15.3k| bstarts_end = (int32_t)bstarts_end_tmp; 2768| 15.3k| } 2769| | 2770| 18.8k| if (srcsize < bstarts_end) { ------------------ | Branch (2770:7): [True: 15, False: 18.8k] ------------------ 2771| 15| BLOSC_TRACE_ERROR("`bstarts` exceeds length of source buffer."); ------------------ | | 93| 15|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 15| do { \ | | | | 98| 15| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 15| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 15, False: 0] | | | | ------------------ | | | | 100| 15| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2772| 15| return BLOSC2_ERROR_READ_BUFFER; 2773| 15| } 2774| | 2775| 18.8k| if (vlblocks && is_lazy && !context->special_type && !memcpyed) { ------------------ | Branch (2775:7): [True: 40, False: 18.7k] | Branch (2775:19): [True: 23, False: 17] | Branch (2775:30): [True: 23, False: 0] | Branch (2775:56): [True: 23, False: 0] ------------------ 2776| 23| size_t block_csizes_nbytes; 2777| 23| size_t trailer_meta_nbytes; 2778| 23| size_t lazy_trailer_end; 2779| 23| if (context->srcsize < 0 || context->nblocks < 0 || ------------------ | Branch (2779:9): [True: 0, False: 23] | Branch (2779:33): [True: 0, False: 23] ------------------ 2780| 23| !checked_mul_size((size_t)context->nblocks, sizeof(int32_t), &block_csizes_nbytes) || ------------------ | Branch (2780:9): [True: 0, False: 23] ------------------ 2781| 23| !checked_add_size(sizeof(int32_t) + sizeof(int64_t), block_csizes_nbytes, &trailer_meta_nbytes) || ------------------ | Branch (2781:9): [True: 0, False: 23] ------------------ 2782| 23| !checked_add_size((size_t)bstarts_end, trailer_meta_nbytes, &lazy_trailer_end) || ------------------ | Branch (2782:9): [True: 0, False: 23] ------------------ 2783| 23| (size_t)context->srcsize < lazy_trailer_end) { ------------------ | Branch (2783:9): [True: 1, False: 22] ------------------ 2784| 1| BLOSC_TRACE_ERROR("Lazy trailer exceeds source buffer."); ------------------ | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 1| do { \ | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 1| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 1, False: 0] | | | | ------------------ | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2785| 1| return BLOSC2_ERROR_READ_BUFFER; 2786| 1| } 2787| 23| } 2788| 18.8k| srcsize -= bstarts_end; 2789| | 2790| | /* Read optional dictionary if flag set */ 2791| 18.8k| if ((context->blosc2_flags & BLOSC2_USEDICT) && !is_lazy) { ------------------ | Branch (2791:7): [True: 3.73k, False: 15.0k] | Branch (2791:51): [True: 3.68k, False: 50] ------------------ 2792| 3.68k| context->use_dict = 1; 2793| | // The dictionary section is after the bstarts block: [int32 size | raw bytes] 2794| 3.68k| if (srcsize < (signed)sizeof(int32_t)) { ------------------ | Branch (2794:9): [True: 0, False: 3.68k] ------------------ 2795| 0| BLOSC_TRACE_ERROR("Not enough space to read size of dictionary."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2796| 0| return BLOSC2_ERROR_READ_BUFFER; 2797| 0| } 2798| 3.68k| srcsize -= sizeof(int32_t); 2799| | // Read dictionary size 2800| 3.68k| context->dict_size = sw32_(context->src + bstarts_end); 2801| 3.68k| if (context->dict_size <= 0 || context->dict_size > BLOSC2_MAXDICTSIZE) { ------------------ | Branch (2801:9): [True: 4, False: 3.68k] | Branch (2801:36): [True: 8, False: 3.67k] ------------------ 2802| 12| BLOSC_TRACE_ERROR("Dictionary size is smaller than minimum or larger than maximum allowed."); ------------------ | | 93| 12|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 12| do { \ | | | | 98| 12| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 12| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 12, False: 0] | | | | ------------------ | | | | 100| 12| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2803| 12| return BLOSC2_ERROR_CODEC_DICT; 2804| 12| } 2805| 3.67k| if (srcsize < (int32_t)context->dict_size) { ------------------ | Branch (2805:9): [True: 5, False: 3.67k] ------------------ 2806| 5| BLOSC_TRACE_ERROR("Not enough space to read entire dictionary."); ------------------ | | 93| 5|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 5| do { \ | | | | 98| 5| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 5| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 5, False: 0] | | | | ------------------ | | | | 100| 5| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2807| 5| return BLOSC2_ERROR_READ_BUFFER; 2808| 5| } 2809| 3.67k| srcsize -= context->dict_size; 2810| | // dict_buffer points directly into the source chunk — no copy needed 2811| 3.67k| context->dict_buffer = (void*)(context->src + bstarts_end + sizeof(int32_t)); 2812| 3.67k| context->dict_buffer_owned = false; 2813| 3.67k|#if defined(HAVE_ZSTD) 2814| | // context->compcode during decompression holds the format code (flags >> 5), 2815| | // so compare against BLOSC_ZSTD_FORMAT (not BLOSC_ZSTD). 2816| 3.67k| if (context->compcode == BLOSC_ZSTD_FORMAT) { ------------------ | Branch (2816:9): [True: 2.99k, False: 679] ------------------ 2817| 2.99k| context->dict_ddict = ZSTD_createDDict(context->dict_buffer, context->dict_size); 2818| 2.99k| if (context->dict_ddict == NULL) { ------------------ | Branch (2818:11): [True: 152, False: 2.84k] ------------------ 2819| 152| BLOSC_TRACE_ERROR("Cannot create ZSTD dictionary for chunk."); ------------------ | | 93| 152|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 152| do { \ | | | | 98| 152| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 152| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 152, False: 0] | | | | ------------------ | | | | 100| 152| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2820| 152| return BLOSC2_ERROR_CODEC_DICT; 2821| 152| } 2822| 2.99k| } 2823| 3.67k|#endif // HAVE_ZSTD 2824| | // For LZ4/LZ4HC: dict_buffer and dict_size are sufficient; no digested object needed. 2825| 3.67k| } 2826| 15.1k| else if ((context->blosc2_flags & BLOSC2_USEDICT) && is_lazy) { ------------------ | Branch (2826:12): [True: 50, False: 15.0k] | Branch (2826:56): [True: 50, False: 0] ------------------ 2827| 50| rc = load_lazy_chunk_dict(context, header, bstarts_end); 2828| 50| if (rc < 0) { ------------------ | Branch (2828:9): [True: 50, False: 0] ------------------ 2829| 50| return rc; 2830| 50| } 2831| 50| } 2832| | 2833| 18.6k| if (vlblocks && !context->special_type && !memcpyed) { ------------------ | Branch (2833:7): [True: 38, False: 18.5k] | Branch (2833:19): [True: 38, False: 0] | Branch (2833:45): [True: 38, False: 0] ------------------ 2834| 38| context->blocknbytes = malloc((size_t)context->nblocks * sizeof(int32_t)); 2835| 38| BLOSC_ERROR_NULL(context->blocknbytes, BLOSC2_ERROR_MEMORY_ALLOC); ------------------ | | 104| 38| do { \ | | 105| 38| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 38] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 38| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 38] | | ------------------ ------------------ 2836| 38| context->blockoffsets = malloc((size_t)context->nblocks * sizeof(int32_t)); 2837| 38| BLOSC_ERROR_NULL(context->blockoffsets, BLOSC2_ERROR_MEMORY_ALLOC); ------------------ | | 104| 38| do { \ | | 105| 38| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 38] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 38| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 38] | | ------------------ ------------------ 2838| 38| context->blockcbytes = malloc((size_t)context->nblocks * sizeof(int32_t)); 2839| 38| BLOSC_ERROR_NULL(context->blockcbytes, BLOSC2_ERROR_MEMORY_ALLOC); ------------------ | | 104| 38| do { \ | | 105| 38| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 38] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 38| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 38] | | ------------------ ------------------ 2840| | 2841| 38| if (is_lazy) { ------------------ | Branch (2841:9): [True: 21, False: 17] ------------------ 2842| | // Lazy VL: block data is on disk, so blocknbytes is unknown at this point. 2843| | // Populate blockcbytes from bstarts differences; blocksize gets max(blockcbytes) 2844| | // as a safe upper bound so tmp buffers are large enough for the lazy block read. 2845| 21| int32_t max_csize = 0; 2846| 29| for (int32_t i = 0; i < context->nblocks; ++i) { ------------------ | Branch (2846:27): [True: 26, False: 3] ------------------ 2847| 26| int32_t bstart = sw32_(context->bstarts + i); 2848| 26| int32_t next_bstart = (i + 1 < context->nblocks) ? ------------------ | Branch (2848:31): [True: 23, False: 3] ------------------ 2849| 23| sw32_(context->bstarts + i + 1) : header->cbytes; 2850| 26| if (bstart < bstarts_end || next_bstart <= bstart || ------------------ | Branch (2850:13): [True: 1, False: 25] | Branch (2850:37): [True: 2, False: 23] ------------------ 2851| 23| next_bstart > header->cbytes) { ------------------ | Branch (2851:13): [True: 15, False: 8] ------------------ 2852| 18| BLOSC_TRACE_ERROR("Invalid VL-block offsets in lazy chunk."); ------------------ | | 93| 18|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 18| do { \ | | | | 98| 18| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 18| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 18, False: 0] | | | | ------------------ | | | | 100| 18| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2853| 18| return BLOSC2_ERROR_INVALID_HEADER; 2854| 18| } 2855| 8| context->blocknbytes[i] = 0; // unknown until block is read from disk 2856| 8| context->blockoffsets[i] = 0; // unknown 2857| 8| context->blockcbytes[i] = next_bstart - bstart; 2858| 8| if (context->blockcbytes[i] > max_csize) { ------------------ | Branch (2858:13): [True: 7, False: 1] ------------------ 2859| 7| max_csize = context->blockcbytes[i]; 2860| 7| } 2861| 8| } 2862| 3| context->blocksize = max_csize; 2863| 3| context->leftover = 0; 2864| 3| } 2865| 17| else { 2866| 17| int32_t max_blocksize = 0; 2867| 17| int64_t total_nbytes = 0; 2868| 17| int32_t prev_bstart = 0; 2869| 25| for (int32_t i = 0; i < context->nblocks; ++i) { ------------------ | Branch (2869:27): [True: 20, False: 5] ------------------ 2870| 20| int32_t bstart = sw32_(context->bstarts + i); 2871| 20| int32_t next_bstart = (i + 1 < context->nblocks) ? ------------------ | Branch (2871:31): [True: 15, False: 5] ------------------ 2872| 15| sw32_(context->bstarts + i + 1) : header->cbytes; 2873| 20| if (bstart < bstarts_end || bstart <= prev_bstart || next_bstart <= bstart || ------------------ | Branch (2873:13): [True: 0, False: 20] | Branch (2873:37): [True: 0, False: 20] | Branch (2873:62): [True: 1, False: 19] ------------------ 2874| 19| next_bstart > header->cbytes || bstart > context->srcsize - (int32_t)sizeof(int32_t)) { ------------------ | Branch (2874:13): [True: 11, False: 8] | Branch (2874:45): [True: 0, False: 8] ------------------ 2875| 12| BLOSC_TRACE_ERROR("Invalid VL-block offsets in chunk."); ------------------ | | 93| 12|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 12| do { \ | | | | 98| 12| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 12| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 12, False: 0] | | | | ------------------ | | | | 100| 12| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2876| 12| return BLOSC2_ERROR_INVALID_HEADER; 2877| 12| } 2878| 8| context->blocknbytes[i] = sw32_(context->src + bstart); 2879| 8| context->blockcbytes[i] = next_bstart - bstart; 2880| 8| if (context->blocknbytes[i] <= 0) { ------------------ | Branch (2880:13): [True: 0, False: 8] ------------------ 2881| 0| BLOSC_TRACE_ERROR("Invalid VL-block uncompressed size in chunk."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2882| 0| return BLOSC2_ERROR_INVALID_HEADER; 2883| 0| } 2884| 8| if (total_nbytes > INT32_MAX) { ------------------ | Branch (2884:13): [True: 0, False: 8] ------------------ 2885| 0| BLOSC_TRACE_ERROR("Invalid VL-block cumulative size in chunk."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2886| 0| return BLOSC2_ERROR_INVALID_HEADER; 2887| 0| } 2888| 8| context->blockoffsets[i] = (int32_t)total_nbytes; 2889| 8| total_nbytes += context->blocknbytes[i]; 2890| 8| if (total_nbytes > context->sourcesize) { ------------------ | Branch (2890:13): [True: 0, False: 8] ------------------ 2891| 0| BLOSC_TRACE_ERROR("VL-block sizes exceed chunk nbytes."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2892| 0| return BLOSC2_ERROR_INVALID_HEADER; 2893| 0| } 2894| 8| if (context->blocknbytes[i] > max_blocksize) { ------------------ | Branch (2894:13): [True: 7, False: 1] ------------------ 2895| 7| max_blocksize = context->blocknbytes[i]; 2896| 7| } 2897| 8| prev_bstart = bstart; 2898| 8| } 2899| 5| if (total_nbytes != context->sourcesize) { ------------------ | Branch (2899:11): [True: 5, False: 0] ------------------ 2900| 5| BLOSC_TRACE_ERROR("VL-block sizes do not add up to chunk nbytes."); ------------------ | | 93| 5|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 5| do { \ | | | | 98| 5| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 5| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 5, False: 0] | | | | ------------------ | | | | 100| 5| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2901| 5| return BLOSC2_ERROR_INVALID_HEADER; 2902| 5| } 2903| 0| context->blocksize = max_blocksize; 2904| 0| context->leftover = 0; 2905| 0| } 2906| 38| } 2907| | 2908| 18.5k| return 0; 2909| 18.6k|} blosc2.c:load_lazy_chunk_dict: 2635| 50|static int load_lazy_chunk_dict(blosc2_context* context, blosc_header* header, int32_t bstarts_end) { 2636| 50| int32_t dict_offset = bstarts_end; 2637| 50| if (header->cbytes < dict_offset + (int32_t)sizeof(int32_t)) { ------------------ | Branch (2637:7): [True: 0, False: 50] ------------------ 2638| 0| BLOSC_TRACE_ERROR("Lazy chunk dictionary header exceeds chunk length."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2639| 0| return BLOSC2_ERROR_INVALID_HEADER; 2640| 0| } 2641| | 2642| 50| uint8_t dict_size_buf[sizeof(int32_t)]; 2643| 50| int rc = read_lazy_chunk_bytes(context, dict_offset, dict_size_buf, (int32_t)sizeof(dict_size_buf), 2644| 50| "Cannot open frame file for lazy chunk dictionary read.", 2645| 50| "Cannot read lazy chunk dictionary size from disk."); 2646| 50| if (rc < 0) { ------------------ | Branch (2646:7): [True: 50, False: 0] ------------------ 2647| 50| return rc; 2648| 50| } 2649| | 2650| 0| context->dict_size = sw32_(dict_size_buf); 2651| 0| if (context->dict_size <= 0 || context->dict_size > BLOSC2_MAXDICTSIZE) { ------------------ | Branch (2651:7): [True: 0, False: 0] | Branch (2651:34): [True: 0, False: 0] ------------------ 2652| 0| BLOSC_TRACE_ERROR("Dictionary size is smaller than minimum or larger than maximum allowed."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2653| 0| return BLOSC2_ERROR_CODEC_DICT; 2654| 0| } 2655| 0| if (header->cbytes < dict_offset + (int32_t)sizeof(int32_t) + context->dict_size) { ------------------ | Branch (2655:7): [True: 0, False: 0] ------------------ 2656| 0| BLOSC_TRACE_ERROR("Lazy chunk dictionary exceeds chunk length."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2657| 0| return BLOSC2_ERROR_INVALID_HEADER; 2658| 0| } 2659| | 2660| 0| context->dict_buffer = malloc((size_t)context->dict_size); 2661| 0| BLOSC_ERROR_NULL(context->dict_buffer, BLOSC2_ERROR_MEMORY_ALLOC); ------------------ | | 104| 0| do { \ | | 105| 0| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 0] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 0| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 0] | | ------------------ ------------------ 2662| 0| context->dict_buffer_owned = true; 2663| 0| rc = read_lazy_chunk_bytes(context, dict_offset + (int32_t)sizeof(int32_t), 2664| 0| context->dict_buffer, context->dict_size, 2665| 0| "Cannot open frame file for lazy chunk dictionary read.", 2666| 0| "Cannot read lazy chunk dictionary from disk."); 2667| 0| if (rc < 0) { ------------------ | Branch (2667:7): [True: 0, False: 0] ------------------ 2668| 0| release_context_dict_buffer(context); 2669| 0| return rc; 2670| 0| } 2671| | 2672| 0| context->use_dict = 1; 2673| 0|#if defined(HAVE_ZSTD) 2674| 0| if (context->compcode == BLOSC_ZSTD_FORMAT) { ------------------ | Branch (2674:7): [True: 0, False: 0] ------------------ 2675| 0| context->dict_ddict = ZSTD_createDDict(context->dict_buffer, context->dict_size); 2676| 0| if (context->dict_ddict == NULL) { ------------------ | Branch (2676:9): [True: 0, False: 0] ------------------ 2677| 0| release_context_dict_buffer(context); 2678| 0| BLOSC_TRACE_ERROR("Cannot create ZSTD dictionary for lazy chunk."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2679| 0| return BLOSC2_ERROR_CODEC_DICT; 2680| 0| } 2681| 0| } 2682| 0|#endif 2683| | 2684| 0| return 0; 2685| 0|} blosc2.c:read_lazy_chunk_bytes: 2565| 50| const char* open_error, const char* read_error) { 2566| 50| if (context->schunk == NULL || context->schunk->frame == NULL) { ------------------ | Branch (2566:7): [True: 3, False: 47] | Branch (2566:34): [True: 0, False: 47] ------------------ 2567| 3| BLOSC_TRACE_ERROR("Lazy chunk needs an associated super-chunk with a frame."); ------------------ | | 93| 3|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 3| do { \ | | | | 98| 3| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 3| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 3, False: 0] | | | | ------------------ | | | | 100| 3| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2568| 3| return BLOSC2_ERROR_INVALID_PARAM; 2569| 3| } 2570| | 2571| 47| blosc2_frame_s* frame = (blosc2_frame_s*)context->schunk->frame; 2572| 47| blosc2_io_cb* io_cb = blosc2_get_io_cb(context->schunk->storage->io->id); 2573| 47| if (io_cb == NULL) { ------------------ | Branch (2573:7): [True: 0, False: 47] ------------------ 2574| 0| BLOSC_TRACE_ERROR("Error getting the input/output API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2575| 0| return BLOSC2_ERROR_PLUGIN_IO; 2576| 0| } 2577| | 2578| 47| int32_t trailer_offset = BLOSC_EXTENDED_HEADER_LENGTH + 2579| 47| context->nblocks * (int32_t)sizeof(int32_t); 2580| 47| int32_t nchunk_lazy; 2581| 47| int64_t chunk_offset; 2582| 47| memcpy(&nchunk_lazy, context->src + trailer_offset, sizeof(nchunk_lazy)); 2583| 47| memcpy(&chunk_offset, context->src + trailer_offset + (int32_t)sizeof(int32_t), sizeof(chunk_offset)); 2584| | 2585| 47| void* fp = NULL; 2586| 47| int64_t io_pos; 2587| 47| if (frame->sframe) { ------------------ | Branch (2587:7): [True: 0, False: 47] ------------------ 2588| 0| fp = sframe_open_chunk(frame->urlpath, nchunk_lazy, "rb", context->schunk->storage->io); 2589| 0| io_pos = offset; 2590| 0| } 2591| 47| else { 2592| 47| if (chunk_offset < 0 || offset < 0) { ------------------ | Branch (2592:9): [True: 32, False: 15] | Branch (2592:29): [True: 0, False: 15] ------------------ 2593| 32| BLOSC_TRACE_ERROR("Lazy chunk offset cannot be negative."); ------------------ | | 93| 32|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 32| do { \ | | | | 98| 32| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 32| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 32, False: 0] | | | | ------------------ | | | | 100| 32| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2594| 32| return BLOSC2_ERROR_INVALID_HEADER; 2595| 32| } 2596| 15| fp = frame_reader_acquire(frame, context->schunk->storage->io); 2597| 15| if (frame->file_offset > INT64_MAX - chunk_offset) { ------------------ | Branch (2597:9): [True: 0, False: 15] ------------------ 2598| 0| BLOSC_TRACE_ERROR("Lazy chunk offset overflows file position."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2599| 0| if (fp != NULL) { ------------------ | Branch (2599:11): [True: 0, False: 0] ------------------ 2600| 0| frame_reader_release(frame, io_cb, fp); 2601| 0| } 2602| 0| return BLOSC2_ERROR_INVALID_HEADER; 2603| 0| } 2604| 15| io_pos = frame->file_offset + chunk_offset; 2605| 15| if (io_pos > INT64_MAX - offset) { ------------------ | Branch (2605:9): [True: 0, False: 15] ------------------ 2606| 0| BLOSC_TRACE_ERROR("Lazy block offset overflows file position."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2607| 0| if (fp != NULL) { ------------------ | Branch (2607:11): [True: 0, False: 0] ------------------ 2608| 0| frame_reader_release(frame, io_cb, fp); 2609| 0| } 2610| 0| return BLOSC2_ERROR_INVALID_HEADER; 2611| 0| } 2612| 15| io_pos += offset; 2613| 15| } 2614| 15| if (fp == NULL) { ------------------ | Branch (2614:7): [True: 15, False: 0] ------------------ 2615| 15| BLOSC_TRACE_ERROR("%s", open_error); ------------------ | | 93| 15|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 15| do { \ | | | | 98| 15| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 15| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 15, False: 0] | | | | ------------------ | | | | 100| 15| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2616| 15| return BLOSC2_ERROR_FILE_OPEN; 2617| 15| } 2618| | 2619| 0| uint8_t* read_buffer = buffer; 2620| 0| int64_t rbytes = io_cb->read((void**)&read_buffer, 1, nbytes, io_pos, fp); 2621| 0| frame_reader_release(frame, io_cb, fp); 2622| 0| if (read_buffer != buffer) { ------------------ | Branch (2622:7): [True: 0, False: 0] ------------------ 2623| 0| memcpy(buffer, read_buffer, (size_t)nbytes); 2624| 0| free(read_buffer); 2625| 0| } 2626| 0| if (rbytes != nbytes) { ------------------ | Branch (2626:7): [True: 0, False: 0] ------------------ 2627| 0| BLOSC_TRACE_ERROR("%s", read_error); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2628| 0| return BLOSC2_ERROR_FILE_READ; 2629| 0| } 2630| | 2631| 0| return 0; 2632| 0|} blosc2.c:do_job: 2349| 18.5k|static int do_job(blosc2_context* context) { 2350| 18.5k| int32_t ntbytes; 2351| | 2352| | /* Set sentinels */ 2353| 18.5k| context->dref_not_init = 1; 2354| | 2355| | /* Check whether we need to restart threads. If the thread backend could 2356| | not be set up (e.g. shared-pool creation failed under thread/resource 2357| | exhaustion), rc < 0 and context->thread_pool stays NULL; fall back to the 2358| | serial path below instead of dereferencing a NULL pool in parallel_blosc. 2359| | The failed pool creation already emitted a TRACE_ERROR, and the next 2360| | do_job() re-attempts the attach, so the fallback is self-healing. */ 2361| 18.5k| int rc = check_nthreads(context); 2362| | 2363| | /* Run the serial version when nthreads is 1, when the buffers are not larger 2364| | than blocksize, or when the parallel backend failed to start */ 2365| 18.5k| if (context->nthreads == 1 || (context->sourcesize / context->blocksize) <= 1 || rc < 0) { ------------------ | Branch (2365:7): [True: 18.5k, False: 0] | Branch (2365:33): [True: 0, False: 0] | Branch (2365:84): [True: 0, False: 0] ------------------ 2366| | /* The context for this 'thread' has no been initialized yet */ 2367| 18.5k| if (context->serial_context == NULL) { ------------------ | Branch (2367:9): [True: 9.29k, False: 9.26k] ------------------ 2368| 9.29k| context->serial_context = create_thread_context(context, 0); 2369| 9.29k| } 2370| 9.26k| else if (context->blocksize != context->serial_context->tmp_blocksize) { ------------------ | Branch (2370:14): [True: 80, False: 9.18k] ------------------ 2371| 80| free_thread_context(context->serial_context); 2372| 80| context->serial_context = create_thread_context(context, 0); 2373| 80| } 2374| 18.5k| BLOSC_ERROR_NULL(context->serial_context, BLOSC2_ERROR_THREAD_CREATE); ------------------ | | 104| 18.5k| do { \ | | 105| 18.5k| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 18.5k] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 18.5k| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 18.5k] | | ------------------ ------------------ 2375| 18.5k| ntbytes = serial_blosc(context->serial_context); 2376| 18.5k| } 2377| 0| else { 2378| 0| ntbytes = parallel_blosc(context); 2379| 0| } 2380| | 2381| 18.5k| return ntbytes; 2382| 18.5k|} blosc2.c:serial_blosc: 2161| 18.5k|static int serial_blosc(struct thread_context* thread_context) { 2162| 18.5k| blosc2_context* context = thread_context->parent_context; 2163| 18.5k| bool vlblocks = (context->blosc2_flags2 & BLOSC2_VL_BLOCKS) != 0; 2164| 18.5k| int32_t j, bsize, leftoverblock; 2165| 18.5k| int32_t cbytes; 2166| 18.5k| int32_t ntbytes = context->output_bytes; 2167| 18.5k| int32_t* bstarts = context->bstarts; 2168| 18.5k| uint8_t* tmp = thread_context->tmp; 2169| 18.5k| uint8_t* tmp2 = thread_context->tmp2; 2170| 18.5k| int dict_training = context->use_dict && (context->dict_cdict == NULL); ------------------ | Branch (2170:23): [True: 3.51k, False: 15.0k] | Branch (2170:44): [True: 3.51k, False: 0] ------------------ 2171| 18.5k| bool memcpyed = context->header_flags & (uint8_t)BLOSC_MEMCPYED; 2172| 18.5k| if (!context->do_compress && context->special_type) { ------------------ | Branch (2172:7): [True: 18.5k, False: 0] | Branch (2172:32): [True: 2.97k, False: 15.5k] ------------------ 2173| | // Fake a runlen as if it was a memcpyed chunk 2174| 2.97k| memcpyed = true; 2175| 2.97k| } 2176| | 2177| 204k| for (j = 0; j < context->nblocks; j++) { ------------------ | Branch (2177:15): [True: 194k, False: 10.1k] ------------------ 2178| 194k| if (context->do_compress && !memcpyed && !dict_training) { ------------------ | Branch (2178:9): [True: 0, False: 194k] | Branch (2178:33): [True: 0, False: 0] | Branch (2178:46): [True: 0, False: 0] ------------------ 2179| 0| _sw32(bstarts + j, ntbytes); 2180| 0| } 2181| 194k| bsize = vlblocks ? context->blocknbytes[j] : context->blocksize; ------------------ | Branch (2181:13): [True: 3, False: 194k] ------------------ 2182| 194k| leftoverblock = 0; 2183| 194k| if (!vlblocks && (j == context->nblocks - 1) && (context->leftover > 0)) { ------------------ | Branch (2183:9): [True: 194k, False: 3] | Branch (2183:22): [True: 11.1k, False: 183k] | Branch (2183:53): [True: 5.41k, False: 5.75k] ------------------ 2184| 5.41k| bsize = context->leftover; 2185| 5.41k| leftoverblock = 1; 2186| 5.41k| } 2187| 194k| if (context->do_compress) { ------------------ | Branch (2187:9): [True: 0, False: 194k] ------------------ 2188| 0| if (memcpyed && !context->prefilter) { ------------------ | Branch (2188:11): [True: 0, False: 0] | Branch (2188:23): [True: 0, False: 0] ------------------ 2189| | /* We want to memcpy only */ 2190| 0| memcpy(context->dest + context->header_overhead + j * context->blocksize, 2191| 0| context->src + j * context->blocksize, (unsigned int)bsize); 2192| 0| cbytes = (int32_t)bsize; 2193| 0| } 2194| 0| else { 2195| | /* Regular compression */ 2196| 0| cbytes = blosc_c(thread_context, bsize, leftoverblock, ntbytes, 2197| 0| context->destsize, 2198| 0| vlblocks ? context->vlblock_sources[j] : context->src, ------------------ | Branch (2198:26): [True: 0, False: 0] ------------------ 2199| 0| vlblocks ? 0 : j * context->blocksize, ------------------ | Branch (2199:26): [True: 0, False: 0] ------------------ 2200| 0| context->dest + ntbytes, tmp, tmp2); 2201| 0| if (cbytes == 0) { ------------------ | Branch (2201:13): [True: 0, False: 0] ------------------ 2202| 0| ntbytes = 0; /* incompressible data */ 2203| 0| break; 2204| 0| } 2205| 0| } 2206| 0| } 2207| 194k| else { 2208| | /* Regular decompression */ 2209| | // If memcpyed we don't have a bstarts section (because it is not needed) 2210| 194k| int32_t src_offset = memcpyed ? ------------------ | Branch (2210:28): [True: 174k, False: 20.2k] ------------------ 2211| 174k| context->header_overhead + j * context->blocksize : sw32_(bstarts + j); 2212| 194k| uint8_t *dest_block = (vlblocks && context->vlblock_dests != NULL) ? context->vlblock_dests[j] : context->dest; ------------------ | Branch (2212:30): [True: 3, False: 194k] | Branch (2212:42): [True: 0, False: 3] ------------------ 2213| 194k| int32_t dest_offset = (vlblocks && context->vlblock_dests != NULL) ? 0 : ------------------ | Branch (2213:30): [True: 3, False: 194k] | Branch (2213:42): [True: 0, False: 3] ------------------ 2214| 194k| (vlblocks ? context->blockoffsets[j] : j * context->blocksize); ------------------ | Branch (2214:30): [True: 3, False: 194k] ------------------ 2215| 194k| cbytes = blosc_d(thread_context, bsize, leftoverblock, memcpyed, 2216| 194k| context->src, context->srcsize, src_offset, j, 2217| 194k| dest_block, dest_offset, tmp, tmp2); 2218| 194k| } 2219| | 2220| 194k| if (cbytes < 0) { ------------------ | Branch (2220:9): [True: 8.45k, False: 186k] ------------------ 2221| 8.45k| ntbytes = cbytes; /* error in blosc_c or blosc_d */ 2222| 8.45k| break; 2223| 8.45k| } 2224| 186k| ntbytes += cbytes; 2225| 186k| } 2226| | 2227| 18.5k| return ntbytes; 2228| 18.5k|} blosc2.c:set_values: 1644| 23|static int32_t set_values(int32_t typesize, const uint8_t* src, uint8_t* dest, int32_t destsize) { 1645| |#if defined(BLOSC_STRICT_ALIGN) 1646| | if (destsize % typesize != 0) { 1647| | BLOSC_ERROR(BLOSC2_ERROR_FAILURE); 1648| | } 1649| | int32_t nitems = destsize / typesize; 1650| | if (nitems == 0) { 1651| | return 0; 1652| | } 1653| | for (int i = 0; i < nitems; i++) { 1654| | memcpy(dest + i * typesize, src + BLOSC_EXTENDED_HEADER_LENGTH, typesize); 1655| | } 1656| |#else 1657| 23| if (destsize % typesize != 0) { ------------------ | Branch (1657:7): [True: 0, False: 23] ------------------ 1658| 0| BLOSC_ERROR(BLOSC2_ERROR_FAILURE); ------------------ | | 111| 0| do { \ | | 112| 0| int rc_ = (rc); \ | | 113| 0| if (rc_ < BLOSC2_ERROR_SUCCESS) { \ | | ------------------ | | | Branch (113:13): [True: 0, False: 0] | | ------------------ | | 114| 0| char *error_msg = print_error(rc_); \ | | 115| 0| BLOSC_TRACE_ERROR("%s", error_msg); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 116| 0| return rc_; \ | | 117| 0| } \ | | 118| 0| } while (0) | | ------------------ | | | Branch (118:14): [Folded, False: 0] | | ------------------ ------------------ 1659| 0| } 1660| 23| int32_t nitems = destsize / typesize; 1661| 23| if (nitems == 0) { ------------------ | Branch (1661:7): [True: 0, False: 23] ------------------ 1662| 0| return 0; 1663| 0| } 1664| | 1665| 23| switch (typesize) { 1666| 0| case 8: { ------------------ | Branch (1666:5): [True: 0, False: 23] ------------------ 1667| 0| int64_t val8 = ((int64_t*)(src + BLOSC_EXTENDED_HEADER_LENGTH))[0]; 1668| 0| int64_t* dest8 = (int64_t*)dest; 1669| 0| for (int i = 0; i < nitems; i++) { ------------------ | Branch (1669:23): [True: 0, False: 0] ------------------ 1670| 0| dest8[i] = val8; 1671| 0| } 1672| 0| break; 1673| 0| } 1674| 9| case 4: { ------------------ | Branch (1674:5): [True: 9, False: 14] ------------------ 1675| 9| int32_t val4 = ((int32_t*)(src + BLOSC_EXTENDED_HEADER_LENGTH))[0]; 1676| 9| int32_t* dest4 = (int32_t*)dest; 1677| 450k| for (int i = 0; i < nitems; i++) { ------------------ | Branch (1677:23): [True: 450k, False: 9] ------------------ 1678| 450k| dest4[i] = val4; 1679| 450k| } 1680| 9| break; 1681| 0| } 1682| 3| case 2: { ------------------ | Branch (1682:5): [True: 3, False: 20] ------------------ 1683| 3| int16_t val2 = ((int16_t*)(src + BLOSC_EXTENDED_HEADER_LENGTH))[0]; 1684| 3| int16_t* dest2 = (int16_t*)dest; 1685| 52.6M| for (int i = 0; i < nitems; i++) { ------------------ | Branch (1685:23): [True: 52.6M, False: 3] ------------------ 1686| 52.6M| dest2[i] = val2; 1687| 52.6M| } 1688| 3| break; 1689| 0| } 1690| 8| case 1: { ------------------ | Branch (1690:5): [True: 8, False: 15] ------------------ 1691| 8| int8_t val1 = ((int8_t*)(src + BLOSC_EXTENDED_HEADER_LENGTH))[0]; 1692| 8| int8_t* dest1 = (int8_t*)dest; 1693| 520M| for (int i = 0; i < nitems; i++) { ------------------ | Branch (1693:23): [True: 520M, False: 8] ------------------ 1694| 520M| dest1[i] = val1; 1695| 520M| } 1696| 8| break; 1697| 0| } 1698| 3| default: ------------------ | Branch (1698:5): [True: 3, False: 20] ------------------ 1699| 27.3k| for (int i = 0; i < nitems; i++) { ------------------ | Branch (1699:23): [True: 27.2k, False: 3] ------------------ 1700| 27.2k| memcpy(dest + i * typesize, src + BLOSC_EXTENDED_HEADER_LENGTH, typesize); 1701| 27.2k| } 1702| 23| } 1703| 23|#endif 1704| | 1705| 23| return nitems; 1706| 23|} blosc2.c:set_nans: 1612| 92.4k|static int32_t set_nans(int32_t typesize, uint8_t* dest, int32_t destsize) { 1613| 92.4k| if (destsize % typesize != 0) { ------------------ | Branch (1613:7): [True: 0, False: 92.4k] ------------------ 1614| 0| BLOSC_TRACE_ERROR("destsize can only be a multiple of typesize"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1615| 0| BLOSC_ERROR(BLOSC2_ERROR_FAILURE); ------------------ | | 111| 0| do { \ | | 112| 0| int rc_ = (rc); \ | | 113| 0| if (rc_ < BLOSC2_ERROR_SUCCESS) { \ | | ------------------ | | | Branch (113:13): [True: 0, False: 0] | | ------------------ | | 114| 0| char *error_msg = print_error(rc_); \ | | 115| 0| BLOSC_TRACE_ERROR("%s", error_msg); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 116| 0| return rc_; \ | | 117| 0| } \ | | 118| 0| } while (0) | | ------------------ | | | Branch (118:14): [Folded, False: 0] | | ------------------ ------------------ 1616| 0| } 1617| 92.4k| int32_t nitems = destsize / typesize; 1618| 92.4k| if (nitems == 0) { ------------------ | Branch (1618:7): [True: 0, False: 92.4k] ------------------ 1619| 0| return 0; 1620| 0| } 1621| | 1622| 92.4k| if (typesize == 4) { ------------------ | Branch (1622:7): [True: 84.1k, False: 8.35k] ------------------ 1623| 84.1k| float* dest_ = (float*)dest; 1624| 84.1k| float val = nanf(""); 1625| 9.70M| for (int i = 0; i < nitems; i++) { ------------------ | Branch (1625:21): [True: 9.62M, False: 84.1k] ------------------ 1626| 9.62M| dest_[i] = val; 1627| 9.62M| } 1628| 84.1k| return nitems; 1629| 84.1k| } 1630| 8.35k| else if (typesize == 8) { ------------------ | Branch (1630:12): [True: 8.35k, False: 3] ------------------ 1631| 8.35k| double* dest_ = (double*)dest; 1632| 8.35k| double val = nan(""); 1633| 118M| for (int i = 0; i < nitems; i++) { ------------------ | Branch (1633:21): [True: 118M, False: 8.35k] ------------------ 1634| 118M| dest_[i] = val; 1635| 118M| } 1636| 8.35k| return nitems; 1637| 8.35k| } 1638| | 1639| 3| BLOSC_TRACE_ERROR("Unsupported typesize for NaN"); ------------------ | | 93| 3|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 3| do { \ | | | | 98| 3| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 3| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 3, False: 0] | | | | ------------------ | | | | 100| 3| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1640| 3| return BLOSC2_ERROR_DATA; 1641| 92.4k|} blosc2.c:my_malloc: 243| 78.4k|static uint8_t* my_malloc(size_t size) { 244| 78.4k| void* block = NULL; 245| 78.4k| int res = 0; 246| | /* Keep aligned allocations valid under Valgrind and POSIX wrappers. */ 247| 78.4k| if (size == 0) { ------------------ | Branch (247:7): [True: 0, False: 78.4k] ------------------ 248| 0| size = 1; 249| 0| } 250| | 251| |/* Do an alignment to 32 bytes because AVX2 is supported */ 252| |#if defined(_WIN32) 253| | /* A (void *) cast needed for avoiding a warning with MINGW :-/ */ 254| | block = (void *)_aligned_malloc(size, 32); 255| |#elif _POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 600 256| | /* Platform does have an implementation of posix_memalign */ 257| 78.4k| res = posix_memalign(&block, 32, size); 258| |#else 259| | block = malloc(size); 260| |#endif /* _WIN32 */ 261| | 262| 78.4k| if (block == NULL || res != 0) { ------------------ | Branch (262:7): [True: 0, False: 78.4k] | Branch (262:24): [True: 0, False: 78.4k] ------------------ 263| 0| BLOSC_TRACE_ERROR("Error allocating memory!"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 264| 0| return NULL; 265| 0| } 266| | 267| 78.4k| return (uint8_t*)block; 268| 78.4k|} blosc2.c:blosc_d: 1713| 202k| int32_t nblock, uint8_t* dest, int32_t dest_offset, uint8_t* tmp, uint8_t* tmp2) { 1714| 202k| blosc2_context* context = thread_context->parent_context; 1715| 202k| uint8_t* filters = context->filters; 1716| 202k| uint8_t *tmp3 = thread_context->tmp4; 1717| 202k| bool vlblocks = (context->blosc2_flags2 & BLOSC2_VL_BLOCKS) != 0; 1718| 202k| int32_t compformat = (context->header_flags & (uint8_t)0xe0) >> 5u; 1719| 202k| int dont_split = (context->header_flags & 0x10) >> 4; 1720| 202k| int32_t chunk_nbytes; 1721| 202k| int32_t chunk_cbytes; 1722| 202k| int nstreams; 1723| 202k| int32_t neblock; 1724| 202k| int32_t nbytes; /* number of decompressed bytes in split */ 1725| 202k| int32_t cbytes; /* number of compressed bytes in split */ 1726| | // int32_t ctbytes = 0; /* number of compressed bytes in block */ 1727| 202k| int32_t ntbytes = 0; /* number of uncompressed bytes in block */ 1728| 202k| uint8_t* _dest; 1729| 202k| int32_t typesize = context->typesize; 1730| 202k| bool instr_codec = context->blosc2_flags & BLOSC2_INSTR_CODEC; 1731| 202k| const char* compname; 1732| 202k| int rc; 1733| | 1734| 202k| if (context->block_maskout != NULL && context->block_maskout[nblock]) { ------------------ | Branch (1734:7): [True: 0, False: 202k] | Branch (1734:41): [True: 0, False: 0] ------------------ 1735| | // Do not decompress, but act as if we successfully decompressed everything 1736| 0| return bsize; 1737| 0| } 1738| | 1739| 202k| rc = blosc2_cbuffer_sizes(src, &chunk_nbytes, &chunk_cbytes, NULL); 1740| 202k| if (rc < 0) { ------------------ | Branch (1740:7): [True: 0, False: 202k] ------------------ 1741| 0| return rc; 1742| 0| } 1743| 202k| if (context->special_type == BLOSC2_SPECIAL_VALUE) { ------------------ | Branch (1743:7): [True: 21, False: 202k] ------------------ 1744| | // We need the actual typesize in this case, but it cannot be encoded in the header, so derive it from cbytes 1745| 21| typesize = chunk_cbytes - context->header_overhead; 1746| 21| } 1747| | 1748| | // In some situations (lazychunks) the context can arrive uninitialized 1749| | // (but BITSHUFFLE needs it for accessing the format of the chunk) 1750| 202k| if (context->src == NULL) { ------------------ | Branch (1750:7): [True: 0, False: 202k] ------------------ 1751| 0| context->src = src; 1752| 0| } 1753| | 1754| | // Chunks with special values cannot be lazy 1755| 202k| bool is_lazy = ((context->header_overhead == BLOSC_EXTENDED_HEADER_LENGTH) && ------------------ | Branch (1755:19): [True: 202k, False: 626] ------------------ 1756| 202k| (context->blosc2_flags & 0x08u) && !context->special_type); ------------------ | Branch (1756:11): [True: 629, False: 201k] | Branch (1756:46): [True: 15, False: 614] ------------------ 1757| 202k| if (is_lazy) { ------------------ | Branch (1757:7): [True: 15, False: 202k] ------------------ 1758| | // The chunk is on disk, so just lazily load the block 1759| 15| if (context->schunk == NULL) { ------------------ | Branch (1759:9): [True: 3, False: 12] ------------------ 1760| 3| BLOSC_TRACE_ERROR("Lazy chunk needs an associated super-chunk."); ------------------ | | 93| 3|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 3| do { \ | | | | 98| 3| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 3| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 3, False: 0] | | | | ------------------ | | | | 100| 3| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1761| 3| return BLOSC2_ERROR_INVALID_PARAM; 1762| 3| } 1763| 12| if (context->schunk->frame == NULL) { ------------------ | Branch (1763:9): [True: 0, False: 12] ------------------ 1764| 0| BLOSC_TRACE_ERROR("Lazy chunk needs an associated frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1765| 0| return BLOSC2_ERROR_INVALID_PARAM; 1766| 0| } 1767| 12| blosc2_frame_s* frame = (blosc2_frame_s*)context->schunk->frame; 1768| 12| size_t bstarts_nbytes; 1769| 12| size_t trailer_offset; 1770| 12| size_t block_csizes_nbytes; 1771| 12| size_t trailer_meta_nbytes; 1772| 12| size_t lazy_trailer_end; 1773| 12| if (srcsize < 0 || context->nblocks < 0 || ------------------ | Branch (1773:9): [True: 0, False: 12] | Branch (1773:24): [True: 0, False: 12] ------------------ 1774| 12| !checked_mul_size((size_t)context->nblocks, sizeof(int32_t), &bstarts_nbytes) || ------------------ | Branch (1774:9): [True: 0, False: 12] ------------------ 1775| 12| !checked_add_size((size_t)BLOSC_EXTENDED_HEADER_LENGTH, bstarts_nbytes, &trailer_offset) || ------------------ | Branch (1775:9): [True: 0, False: 12] ------------------ 1776| 12| !checked_mul_size((size_t)context->nblocks, sizeof(int32_t), &block_csizes_nbytes) || ------------------ | Branch (1776:9): [True: 0, False: 12] ------------------ 1777| 12| !checked_add_size(sizeof(int32_t) + sizeof(int64_t), block_csizes_nbytes, &trailer_meta_nbytes) || ------------------ | Branch (1777:9): [True: 0, False: 12] ------------------ 1778| 12| !checked_add_size(trailer_offset, trailer_meta_nbytes, &lazy_trailer_end) || ------------------ | Branch (1778:9): [True: 0, False: 12] ------------------ 1779| 12| (size_t)srcsize < lazy_trailer_end) { ------------------ | Branch (1779:9): [True: 1, False: 11] ------------------ 1780| 1| BLOSC_TRACE_ERROR("Lazy trailer exceeds source buffer."); ------------------ | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 1| do { \ | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 1| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 1, False: 0] | | | | ------------------ | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1781| 1| return BLOSC2_ERROR_READ_BUFFER; 1782| 1| } 1783| 11| int32_t nchunk; 1784| 11| int64_t chunk_offset; 1785| | // The nchunk and the offset of the current chunk are in the trailer 1786| 11| memcpy(&nchunk, src + trailer_offset, sizeof(nchunk)); 1787| 11| memcpy(&chunk_offset, src + trailer_offset + sizeof(int32_t), sizeof(chunk_offset)); 1788| | // Get the csize of the nblock 1789| 11| if (nblock < 0 || nblock >= context->nblocks) { ------------------ | Branch (1789:9): [True: 0, False: 11] | Branch (1789:23): [True: 0, False: 11] ------------------ 1790| 0| BLOSC_TRACE_ERROR("Invalid block index in lazy trailer."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1791| 0| return BLOSC2_ERROR_INVALID_HEADER; 1792| 0| } 1793| 11| int32_t *block_csizes = (int32_t *)(src + trailer_offset + sizeof(int32_t) + sizeof(int64_t)); 1794| 11| int32_t block_csize = block_csizes[nblock]; 1795| 11| int32_t max_lazy_block_csize = context->blocksize + context->typesize * (signed)sizeof(int32_t); 1796| 11| if (block_csize <= 0 || block_csize > max_lazy_block_csize) { ------------------ | Branch (1796:9): [True: 3, False: 8] | Branch (1796:29): [True: 8, False: 0] ------------------ 1797| 11| BLOSC_TRACE_ERROR("Invalid lazy block size in trailer."); ------------------ | | 93| 11|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 11| do { \ | | | | 98| 11| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 11| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 11, False: 0] | | | | ------------------ | | | | 100| 11| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1798| 11| return BLOSC2_ERROR_INVALID_HEADER; 1799| 11| } 1800| 0| if (vlblocks && block_csize <= (int32_t)sizeof(int32_t)) { ------------------ | Branch (1800:9): [True: 0, False: 0] | Branch (1800:21): [True: 0, False: 0] ------------------ 1801| 0| BLOSC_TRACE_ERROR("Lazy VL block compressed size is too small."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1802| 0| return BLOSC2_ERROR_INVALID_HEADER; 1803| 0| } 1804| | // Read the lazy block on disk 1805| 0| void* fp = NULL; 1806| 0| blosc2_io_cb *io_cb = blosc2_get_io_cb(context->schunk->storage->io->id); 1807| 0| if (io_cb == NULL) { ------------------ | Branch (1807:9): [True: 0, False: 0] ------------------ 1808| 0| BLOSC_TRACE_ERROR("Error getting the input/output API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1809| 0| return BLOSC2_ERROR_PLUGIN_IO; 1810| 0| } 1811| | 1812| 0| int64_t io_pos = 0; 1813| 0| if (frame->sframe) { ------------------ | Branch (1813:9): [True: 0, False: 0] ------------------ 1814| | // The chunk is not in the frame 1815| 0| fp = sframe_open_chunk(frame->urlpath, nchunk, "rb", context->schunk->storage->io); 1816| 0| BLOSC_ERROR_NULL(fp, BLOSC2_ERROR_FILE_OPEN); ------------------ | | 104| 0| do { \ | | 105| 0| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 0] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 0| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 0] | | ------------------ ------------------ 1817| | // The offset of the block is src_offset 1818| 0| if (src_offset < 0) { ------------------ | Branch (1818:11): [True: 0, False: 0] ------------------ 1819| 0| frame_reader_release(frame, io_cb, fp); 1820| 0| BLOSC_TRACE_ERROR("Lazy block offset cannot be negative."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1821| 0| return BLOSC2_ERROR_INVALID_HEADER; 1822| 0| } 1823| 0| io_pos = src_offset; 1824| 0| } 1825| 0| else { 1826| 0| fp = frame_reader_acquire(frame, context->schunk->storage->io); 1827| 0| BLOSC_ERROR_NULL(fp, BLOSC2_ERROR_FILE_OPEN); ------------------ | | 104| 0| do { \ | | 105| 0| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 0] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 0| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 0] | | ------------------ ------------------ 1828| | // The offset of the block is src_offset 1829| 0| if (src_offset < 0) { ------------------ | Branch (1829:11): [True: 0, False: 0] ------------------ 1830| 0| frame_reader_release(frame, io_cb, fp); 1831| 0| BLOSC_TRACE_ERROR("Lazy block offset cannot be negative."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1832| 0| return BLOSC2_ERROR_INVALID_HEADER; 1833| 0| } 1834| 0| if (chunk_offset < 0) { ------------------ | Branch (1834:11): [True: 0, False: 0] ------------------ 1835| 0| frame_reader_release(frame, io_cb, fp); 1836| 0| BLOSC_TRACE_ERROR("Lazy chunk offset cannot be negative."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1837| 0| return BLOSC2_ERROR_INVALID_HEADER; 1838| 0| } 1839| 0| if (frame->file_offset > INT64_MAX - chunk_offset) { ------------------ | Branch (1839:11): [True: 0, False: 0] ------------------ 1840| 0| frame_reader_release(frame, io_cb, fp); 1841| 0| BLOSC_TRACE_ERROR("Lazy chunk offset overflows file position."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1842| 0| return BLOSC2_ERROR_INVALID_HEADER; 1843| 0| } 1844| 0| io_pos = frame->file_offset + chunk_offset; 1845| 0| if (io_pos > INT64_MAX - src_offset) { ------------------ | Branch (1845:11): [True: 0, False: 0] ------------------ 1846| 0| frame_reader_release(frame, io_cb, fp); 1847| 0| BLOSC_TRACE_ERROR("Lazy block offset overflows file position."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1848| 0| return BLOSC2_ERROR_INVALID_HEADER; 1849| 0| } 1850| 0| io_pos += src_offset; 1851| 0| } 1852| | // We can make use of tmp3 because it will be used after src is not needed anymore 1853| 0| int64_t rbytes = io_cb->read((void**)&tmp3, 1, block_csize, io_pos, fp); 1854| 0| frame_reader_release(frame, io_cb, fp); 1855| 0| if ((int32_t)rbytes != block_csize) { ------------------ | Branch (1855:9): [True: 0, False: 0] ------------------ 1856| 0| BLOSC_TRACE_ERROR("Cannot read the (lazy) block out of the fileframe."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1857| 0| return BLOSC2_ERROR_READ_BUFFER; 1858| 0| } 1859| 0| src = tmp3; 1860| 0| src_offset = 0; 1861| 0| srcsize = block_csize; 1862| 0| } 1863| | 1864| | // If the chunk is memcpyed, we just have to copy the block to dest and return 1865| 202k| if (memcpyed) { ------------------ | Branch (1865:7): [True: 174k, False: 28.1k] ------------------ 1866| 174k| int bsize_ = leftoverblock ? chunk_nbytes % context->blocksize : bsize; ------------------ | Branch (1866:18): [True: 353, False: 174k] ------------------ 1867| 174k| if (!context->special_type) { ------------------ | Branch (1867:9): [True: 694, False: 173k] ------------------ 1868| 694| if (chunk_nbytes + context->header_overhead != chunk_cbytes) { ------------------ | Branch (1868:11): [True: 0, False: 694] ------------------ 1869| 0| return BLOSC2_ERROR_WRITE_BUFFER; 1870| 0| } 1871| 694| if (chunk_cbytes < context->header_overhead + (nblock * context->blocksize) + bsize_) { ------------------ | Branch (1871:11): [True: 0, False: 694] ------------------ 1872| | /* Not enough input to copy block */ 1873| 0| return BLOSC2_ERROR_READ_BUFFER; 1874| 0| } 1875| 694| } 1876| 174k| if (!is_lazy) { ------------------ | Branch (1876:9): [True: 174k, False: 0] ------------------ 1877| 174k| src += context->header_overhead + nblock * context->blocksize; 1878| 174k| } 1879| 174k| _dest = dest + dest_offset; 1880| 174k| if (context->postfilter != NULL) { ------------------ | Branch (1880:9): [True: 0, False: 174k] ------------------ 1881| | // We are making use of a postfilter, so use a temp for destination 1882| 0| _dest = tmp; 1883| 0| } 1884| 174k| rc = 0; 1885| 174k| switch (context->special_type) { 1886| 21| case BLOSC2_SPECIAL_VALUE: ------------------ | Branch (1886:7): [True: 21, False: 174k] ------------------ 1887| | // All repeated values 1888| 21| rc = set_values(typesize, context->src, _dest, bsize_); 1889| 21| if (rc < 0) { ------------------ | Branch (1889:13): [True: 0, False: 21] ------------------ 1890| 0| BLOSC_TRACE_ERROR("set_values failed"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1891| 0| return BLOSC2_ERROR_DATA; 1892| 0| } 1893| 21| break; 1894| 92.4k| case BLOSC2_SPECIAL_NAN: ------------------ | Branch (1894:7): [True: 92.4k, False: 82.0k] ------------------ 1895| 92.4k| rc = set_nans(context->typesize, _dest, bsize_); 1896| 92.4k| if (rc < 0) { ------------------ | Branch (1896:13): [True: 3, False: 92.4k] ------------------ 1897| 3| BLOSC_TRACE_ERROR("set_nans failed"); ------------------ | | 93| 3|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 3| do { \ | | | | 98| 3| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 3| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 3, False: 0] | | | | ------------------ | | | | 100| 3| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1898| 3| return BLOSC2_ERROR_DATA; 1899| 3| } 1900| 92.4k| break; 1901| 92.4k| case BLOSC2_SPECIAL_ZERO: ------------------ | Branch (1901:7): [True: 73.3k, False: 101k] ------------------ 1902| 73.3k| memset(_dest, 0, bsize_); 1903| 73.3k| break; 1904| 8.03k| case BLOSC2_SPECIAL_UNINIT: ------------------ | Branch (1904:7): [True: 8.03k, False: 166k] ------------------ 1905| | // We do nothing here 1906| 8.03k| break; 1907| 694| default: ------------------ | Branch (1907:7): [True: 694, False: 173k] ------------------ 1908| 694| memcpy(_dest, src, bsize_); 1909| 174k| } 1910| 174k| if (context->postfilter != NULL) { ------------------ | Branch (1910:9): [True: 0, False: 174k] ------------------ 1911| | // Create new postfilter parameters for this block (must be private for each thread) 1912| 0| blosc2_postfilter_params postparams; 1913| 0| memcpy(&postparams, context->postparams, sizeof(postparams)); 1914| 0| postparams.input = tmp; 1915| 0| postparams.output = dest + dest_offset; 1916| 0| postparams.size = bsize; 1917| 0| postparams.typesize = typesize; 1918| 0| postparams.offset = nblock * context->blocksize; 1919| 0| postparams.nchunk = context->schunk != NULL ? context->schunk->current_nchunk : -1; ------------------ | Branch (1919:27): [True: 0, False: 0] ------------------ 1920| 0| postparams.nblock = nblock; 1921| 0| postparams.tid = thread_context->tid; 1922| 0| postparams.ttmp = thread_context->tmp; 1923| 0| postparams.ttmp_nbytes = thread_context->tmp_nbytes; 1924| 0| postparams.ctx = context; 1925| | 1926| | // Execute the postfilter (the processed block will be copied to dest) 1927| 0| if (context->postfilter(&postparams) != 0) { ------------------ | Branch (1927:11): [True: 0, False: 0] ------------------ 1928| 0| BLOSC_TRACE_ERROR("Execution of postfilter function failed"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1929| 0| return BLOSC2_ERROR_POSTFILTER; 1930| 0| } 1931| 0| } 1932| 174k| thread_context->zfp_cell_nitems = 0; 1933| | 1934| 174k| return bsize_; 1935| 174k| } 1936| | 1937| 28.1k| if (!is_lazy && (src_offset <= 0 || src_offset >= srcsize)) { ------------------ | Branch (1937:7): [True: 28.1k, False: 0] | Branch (1937:20): [True: 14, False: 28.1k] | Branch (1937:39): [True: 9, False: 28.1k] ------------------ 1938| | /* Invalid block src offset encountered */ 1939| 23| return BLOSC2_ERROR_DATA; 1940| 23| } 1941| | 1942| 28.1k| src += src_offset; 1943| 28.1k| if (vlblocks) { ------------------ | Branch (1943:7): [True: 0, False: 28.1k] ------------------ 1944| 0| if (context->blockcbytes == NULL || nblock >= context->nblocks || ------------------ | Branch (1944:9): [True: 0, False: 0] | Branch (1944:41): [True: 0, False: 0] ------------------ 1945| 0| context->blockcbytes[nblock] <= (int32_t)sizeof(int32_t) || ------------------ | Branch (1945:9): [True: 0, False: 0] ------------------ 1946| 0| src_offset > srcsize - context->blockcbytes[nblock]) { ------------------ | Branch (1946:9): [True: 0, False: 0] ------------------ 1947| 0| return BLOSC2_ERROR_DATA; 1948| 0| } 1949| 0| srcsize = context->blockcbytes[nblock]; 1950| 0| } 1951| 28.1k| else { 1952| 28.1k| srcsize -= src_offset; 1953| 28.1k| } 1954| | 1955| 28.1k| int last_filter_index = last_filter(filters, 'd'); 1956| 28.1k| if (instr_codec) { ------------------ | Branch (1956:7): [True: 962, False: 27.2k] ------------------ 1957| | // If instrumented, we don't want to run the filters 1958| 962| _dest = dest + dest_offset; 1959| 962| } 1960| 27.2k| else if (((last_filter_index >= 0) && ------------------ | Branch (1960:13): [True: 26.4k, False: 723] ------------------ 1961| 26.4k| (next_filter(filters, BLOSC2_MAX_FILTERS, 'd') != BLOSC_DELTA)) || ------------------ | Branch (1961:8): [True: 21.2k, False: 5.23k] ------------------ 1962| 21.2k| context->postfilter != NULL) { ------------------ | Branch (1962:5): [True: 0, False: 5.96k] ------------------ 1963| | // We are making use of some filter, so use a temp for destination 1964| 21.2k| _dest = tmp; 1965| 21.2k| } 1966| 5.96k| else { 1967| | // If no filters, or only DELTA in pipeline 1968| 5.96k| _dest = dest + dest_offset; 1969| 5.96k| } 1970| | 1971| | /* The number of compressed data streams for this block */ 1972| 28.1k| if (vlblocks) { ------------------ | Branch (1972:7): [True: 0, False: 28.1k] ------------------ 1973| 0| nstreams = 1; 1974| 0| } 1975| 28.1k| else if (!dont_split && !leftoverblock) { ------------------ | Branch (1975:12): [True: 1.38k, False: 26.7k] | Branch (1975:27): [True: 1.37k, False: 5] ------------------ 1976| 1.37k| nstreams = context->typesize; 1977| 1.37k| } 1978| 26.7k| else { 1979| 26.7k| nstreams = 1; 1980| 26.7k| } 1981| | 1982| 28.1k| neblock = bsize / nstreams; 1983| 28.1k| if (neblock == 0) { ------------------ | Branch (1983:7): [True: 0, False: 28.1k] ------------------ 1984| | /* Not enough space to output bytes */ 1985| 0| BLOSC_ERROR(BLOSC2_ERROR_WRITE_BUFFER); ------------------ | | 111| 0| do { \ | | 112| 0| int rc_ = (rc); \ | | 113| 0| if (rc_ < BLOSC2_ERROR_SUCCESS) { \ | | ------------------ | | | Branch (113:13): [True: 0, False: 0] | | ------------------ | | 114| 0| char *error_msg = print_error(rc_); \ | | 115| 0| BLOSC_TRACE_ERROR("%s", error_msg); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 116| 0| return rc_; \ | | 117| 0| } \ | | 118| 0| } while (0) | | ------------------ | | | Branch (118:14): [Folded, False: 0] | | ------------------ ------------------ 1986| 0| } 1987| 48.1k| for (int j = 0; j < nstreams; j++) { ------------------ | Branch (1987:19): [True: 28.3k, False: 19.7k] ------------------ 1988| 28.3k| if (vlblocks) { ------------------ | Branch (1988:9): [True: 0, False: 28.3k] ------------------ 1989| 0| if (srcsize < (signed)sizeof(int32_t)) { ------------------ | Branch (1989:11): [True: 0, False: 0] ------------------ 1990| | /* Not enough input to read compressed bytes */ 1991| 0| return BLOSC2_ERROR_READ_BUFFER; 1992| 0| } 1993| 0| neblock = sw32_(src); 1994| 0| if (neblock != bsize) { ------------------ | Branch (1994:11): [True: 0, False: 0] ------------------ 1995| 0| return BLOSC2_ERROR_DATA; 1996| 0| } 1997| 0| src += sizeof(int32_t); 1998| 0| cbytes = srcsize - (int32_t)sizeof(int32_t); 1999| 0| srcsize = 0; 2000| 0| } 2001| 28.3k| else { 2002| 28.3k| if (srcsize < (signed)sizeof(int32_t)) { ------------------ | Branch (2002:11): [True: 0, False: 28.3k] ------------------ 2003| | /* Not enough input to read compressed size */ 2004| 0| return BLOSC2_ERROR_READ_BUFFER; 2005| 0| } 2006| 28.3k| srcsize -= sizeof(int32_t); 2007| 28.3k| cbytes = sw32_(src); /* amount of compressed bytes */ 2008| 28.3k| if (cbytes > 0) { ------------------ | Branch (2008:11): [True: 8.95k, False: 19.4k] ------------------ 2009| 8.95k| if (srcsize < cbytes) { ------------------ | Branch (2009:13): [True: 5, False: 8.94k] ------------------ 2010| | /* Not enough input to read compressed bytes */ 2011| 5| return BLOSC2_ERROR_READ_BUFFER; 2012| 5| } 2013| 8.94k| srcsize -= cbytes; 2014| 8.94k| } 2015| 28.3k| src += sizeof(int32_t); 2016| 28.3k| } 2017| | // ctbytes += (signed)sizeof(int32_t); 2018| | 2019| | /* Uncompress */ 2020| 28.3k| if (!vlblocks && cbytes == 0) { ------------------ | Branch (2020:9): [True: 28.3k, False: 0] | Branch (2020:22): [True: 14.4k, False: 13.9k] ------------------ 2021| | // A run of 0's 2022| 14.4k| memset(_dest, 0, (unsigned int)neblock); 2023| 14.4k| nbytes = neblock; 2024| 14.4k| } 2025| 13.9k| else if (!vlblocks && cbytes < 0) { ------------------ | Branch (2025:14): [True: 13.9k, False: 0] | Branch (2025:27): [True: 5.01k, False: 8.94k] ------------------ 2026| | // A negative number means some encoding depending on the token that comes next 2027| 5.01k| uint8_t token; 2028| | 2029| 5.01k| if (srcsize < (signed)sizeof(uint8_t)) { ------------------ | Branch (2029:11): [True: 0, False: 5.01k] ------------------ 2030| | // Not enough input to read token */ 2031| 0| return BLOSC2_ERROR_READ_BUFFER; 2032| 0| } 2033| 5.01k| srcsize -= sizeof(uint8_t); 2034| | 2035| 5.01k| token = src[0]; 2036| 5.01k| src += 1; 2037| | // ctbytes += 1; 2038| | 2039| 5.01k| if (token & 0x1) { ------------------ | Branch (2039:11): [True: 5.01k, False: 0] ------------------ 2040| | // A run of bytes that are different than 0 2041| 5.01k| if (cbytes < -255) { ------------------ | Branch (2041:13): [True: 12, False: 5.00k] ------------------ 2042| | // Runs can only encode a byte 2043| 12| return BLOSC2_ERROR_RUN_LENGTH; 2044| 12| } 2045| 5.00k| uint8_t value = -cbytes; 2046| 5.00k| memset(_dest, value, (unsigned int)neblock); 2047| 5.00k| } else { 2048| 0| BLOSC_TRACE_ERROR("Invalid or unsupported compressed stream token value - %d", token); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2049| 0| return BLOSC2_ERROR_RUN_LENGTH; 2050| 0| } 2051| 5.00k| nbytes = neblock; 2052| 5.00k| cbytes = 0; // everything is encoded in the cbytes token 2053| 5.00k| } 2054| 8.94k| else if (cbytes == neblock) { ------------------ | Branch (2054:14): [True: 269, False: 8.67k] ------------------ 2055| 269| memcpy(_dest, src, (unsigned int)neblock); 2056| 269| nbytes = (int32_t)neblock; 2057| 269| } 2058| 8.67k| else { 2059| 8.67k| if (compformat == BLOSC_BLOSCLZ_FORMAT) { ------------------ | Branch (2059:11): [True: 233, False: 8.44k] ------------------ 2060| 233| nbytes = blosclz_decompress(src, cbytes, _dest, (int)neblock); 2061| 233| } 2062| 8.44k| else if (compformat == BLOSC_LZ4_FORMAT) { ------------------ | Branch (2062:16): [True: 715, False: 7.73k] ------------------ 2063| 715| nbytes = lz4_wrap_decompress((char*)src, (size_t)cbytes, 2064| 715| (char*)_dest, (size_t)neblock, 2065| 715| thread_context); 2066| 715| } 2067| 7.73k| #if defined(HAVE_ZLIB) 2068| 7.73k| else if (compformat == BLOSC_ZLIB_FORMAT) { ------------------ | Branch (2068:16): [True: 751, False: 6.97k] ------------------ 2069| 751| nbytes = zlib_wrap_decompress((char*)src, (size_t)cbytes, 2070| 751| (char*)_dest, (size_t)neblock); 2071| 751| } 2072| 6.97k| #endif /* HAVE_ZLIB */ 2073| 6.97k| #if defined(HAVE_ZSTD) 2074| 6.97k| else if (compformat == BLOSC_ZSTD_FORMAT) { ------------------ | Branch (2074:16): [True: 6.52k, False: 459] ------------------ 2075| 6.52k| nbytes = zstd_wrap_decompress(thread_context, 2076| 6.52k| (char*)src, (size_t)cbytes, 2077| 6.52k| (char*)_dest, (size_t)neblock); 2078| 6.52k| } 2079| 459| #endif /* HAVE_ZSTD */ 2080| 459| else if (compformat == BLOSC_UDCODEC_FORMAT) { ------------------ | Branch (2080:16): [True: 458, False: 1] ------------------ 2081| 458| bool getcell = false; 2082| | 2083| 458|#if defined(HAVE_ZFP) 2084| 458| if ((context->compcode == BLOSC_CODEC_ZFP_FIXED_RATE) && ------------------ | Branch (2084:13): [True: 0, False: 458] ------------------ 2085| 0| (thread_context->zfp_cell_nitems > 0)) { ------------------ | Branch (2085:13): [True: 0, False: 0] ------------------ 2086| 0| nbytes = zfp_getcell(thread_context, src, cbytes, _dest, neblock); 2087| 0| if (nbytes < 0) { ------------------ | Branch (2087:15): [True: 0, False: 0] ------------------ 2088| 0| return BLOSC2_ERROR_DATA; 2089| 0| } 2090| 0| if (nbytes == thread_context->zfp_cell_nitems * typesize) { ------------------ | Branch (2090:15): [True: 0, False: 0] ------------------ 2091| 0| getcell = true; 2092| 0| } 2093| 0| } 2094| 458|#endif /* HAVE_ZFP */ 2095| 458| if (!getcell) { ------------------ | Branch (2095:13): [True: 458, False: 0] ------------------ 2096| 458| thread_context->zfp_cell_nitems = 0; 2097| 473| for (int i = 0; i < g_ncodecs; ++i) { ------------------ | Branch (2097:27): [True: 472, False: 1] ------------------ 2098| 472| if (g_codecs[i].compcode == context->compcode) { ------------------ | Branch (2098:17): [True: 457, False: 15] ------------------ 2099| 457| if (g_codecs[i].decoder == NULL) { ------------------ | Branch (2099:19): [True: 1, False: 456] ------------------ 2100| | // Dynamically load codec plugin 2101| 1| if (fill_codec(&g_codecs[i]) < 0) { ------------------ | Branch (2101:21): [True: 1, False: 0] ------------------ 2102| 1| BLOSC_TRACE_ERROR("Could not load codec %d.", g_codecs[i].compcode); ------------------ | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 1| do { \ | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 1| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 1, False: 0] | | | | ------------------ | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2103| 1| return BLOSC2_ERROR_CODEC_SUPPORT; 2104| 1| } 2105| 1| } 2106| 456| blosc2_dparams dparams; 2107| 456| blosc2_ctx_get_dparams(context, &dparams); 2108| 456| nbytes = g_codecs[i].decoder(src, 2109| 456| cbytes, 2110| 456| _dest, 2111| 456| neblock, 2112| 456| context->compcode_meta, 2113| 456| &dparams, 2114| 456| context->src); 2115| 456| goto urcodecsuccess; 2116| 457| } 2117| 472| } 2118| 1| BLOSC_TRACE_ERROR("User-defined compressor codec %d not found during decompression", context->compcode); ------------------ | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 1| do { \ | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 1| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 1, False: 0] | | | | ------------------ | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2119| 1| return BLOSC2_ERROR_CODEC_SUPPORT; 2120| 458| } 2121| 456| urcodecsuccess: 2122| 456| ; 2123| 456| } 2124| 1| else { 2125| 1| compname = clibcode_to_clibname(compformat); 2126| 1| BLOSC_TRACE_ERROR( ------------------ | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 1| do { \ | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 1| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 1, False: 0] | | | | ------------------ | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2127| 1| "Blosc has not been compiled with decompression " 2128| 1| "support for '%s' format. " 2129| 1| "Please recompile for adding this support.", compname); 2130| 1| return BLOSC2_ERROR_CODEC_SUPPORT; 2131| 1| } 2132| | 2133| | /* Check that decompressed bytes number is correct */ 2134| 8.67k| if ((nbytes != neblock) && (thread_context->zfp_cell_nitems == 0)) { ------------------ | Branch (2134:11): [True: 8.39k, False: 284] | Branch (2134:34): [True: 8.39k, False: 0] ------------------ 2135| 8.39k| return BLOSC2_ERROR_DATA; 2136| 8.39k| } 2137| | 2138| 8.67k| } 2139| 19.9k| src += cbytes; 2140| | // ctbytes += cbytes; 2141| 19.9k| _dest += nbytes; 2142| 19.9k| ntbytes += nbytes; 2143| 19.9k| } /* Closes j < nstreams */ 2144| | 2145| 19.7k| if (!instr_codec) { ------------------ | Branch (2145:7): [True: 19.7k, False: 1] ------------------ 2146| 19.7k| if (last_filter_index >= 0 || context->postfilter != NULL) { ------------------ | Branch (2146:9): [True: 19.1k, False: 601] | Branch (2146:35): [True: 0, False: 601] ------------------ 2147| | /* Apply regular filter pipeline */ 2148| 19.1k| int errcode = pipeline_backward(thread_context, bsize, dest, dest_offset, tmp, tmp2, tmp3, 2149| 19.1k| last_filter_index, nblock); 2150| 19.1k| if (errcode < 0) ------------------ | Branch (2150:11): [True: 4, False: 19.1k] ------------------ 2151| 4| return errcode; 2152| 19.1k| } 2153| 19.7k| } 2154| | 2155| | /* Return the number of uncompressed bytes */ 2156| 19.7k| return (int)ntbytes; 2157| 19.7k|} blosc2.c:lz4_wrap_decompress: 501| 715| struct thread_context* thread_context) { 502| 715| int nbytes; 503| 715| blosc2_context* context = thread_context->parent_context; 504| 715| if (context->use_dict && context->dict_buffer != NULL && context->dict_size > 0) { ------------------ | Branch (504:7): [True: 363, False: 352] | Branch (504:28): [True: 363, False: 0] | Branch (504:60): [True: 363, False: 0] ------------------ 505| 363| nbytes = LZ4_decompress_safe_usingDict(input, output, 506| 363| (int)compressed_length, (int)maxout, 507| 363| (const char*)context->dict_buffer, 508| 363| (int)context->dict_size); 509| 363| } else { 510| 352| nbytes = LZ4_decompress_safe(input, output, (int)compressed_length, (int)maxout); 511| 352| } 512| 715| if (nbytes != (int)maxout) { ------------------ | Branch (512:7): [True: 632, False: 83] ------------------ 513| 632| return 0; 514| 632| } 515| 83| return (int)maxout; 516| 715|} blosc2.c:zlib_wrap_decompress: 540| 751| char* output, size_t maxout) { 541| 751| int status; 542| 751|#if defined(HAVE_ZLIB_NG) && ! defined(ZLIB_COMPAT) 543| 751| size_t ul = maxout; 544| 751| status = zng_uncompress( 545| 751| (uint8_t*)output, &ul, (uint8_t*)input, compressed_length); 546| |#else 547| | uLongf ul = (uLongf)maxout; 548| | status = uncompress( 549| | (Bytef*)output, &ul, (Bytef*)input, (uLong)compressed_length); 550| |#endif 551| 751| if (status != Z_OK) { ------------------ | | 180| 751|#define Z_OK 0 ------------------ | Branch (551:7): [True: 683, False: 68] ------------------ 552| 683| return 0; 553| 683| } 554| 68| return (int)ul; 555| 751|} blosc2.c:zstd_wrap_decompress: 592| 6.52k| char* output, size_t maxout) { 593| 6.52k| size_t code; 594| 6.52k| blosc2_context* context = thread_context->parent_context; 595| | 596| 6.52k| if (thread_context->zstd_dctx == NULL) { ------------------ | Branch (596:7): [True: 6.47k, False: 46] ------------------ 597| 6.47k| thread_context->zstd_dctx = ZSTD_createDCtx(); 598| 6.47k| } 599| | 600| 6.52k| if (context->use_dict) { ------------------ | Branch (600:7): [True: 2.31k, False: 4.20k] ------------------ 601| 2.31k| assert(context->dict_ddict != NULL); 602| 2.31k| code = ZSTD_decompress_usingDDict( 603| 2.31k| thread_context->zstd_dctx, (void*)output, maxout, (void*)input, 604| 2.31k| compressed_length, context->dict_ddict); 605| 4.20k| } else { 606| 4.20k| code = ZSTD_decompressDCtx(thread_context->zstd_dctx, 607| 4.20k| (void*)output, maxout, (void*)input, compressed_length); 608| 4.20k| } 609| 6.52k| if (ZSTD_isError(code) != ZSTD_error_no_error) { ------------------ | Branch (609:7): [True: 6.41k, False: 110] ------------------ 610| 6.41k| BLOSC_TRACE_ERROR("Error in ZSTD decompression: '%s'. Giving up.", ------------------ | | 93| 6.41k|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 6.41k| do { \ | | | | 98| 6.41k| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 6.41k| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 6.41k, False: 0] | | | | ------------------ | | | | 100| 6.41k| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 611| 6.41k| ZDICT_getErrorName(code)); 612| 6.41k| return 0; 613| 6.41k| } 614| 110| return (int)code; 615| 6.52k|} blosc2.c:getitem_read_header: 4505| 10.3k|static int getitem_read_header(const void* src, int32_t srcsize, blosc_header* header) { 4506| 10.3k| int result = read_chunk_header((uint8_t *) src, srcsize, true, header); 4507| 10.3k| if (result < 0) { ------------------ | Branch (4507:7): [True: 0, False: 10.3k] ------------------ 4508| 0| return result; 4509| 0| } 4510| 10.3k| if (header->blosc2_flags2 & BLOSC2_VL_BLOCKS) { ------------------ | Branch (4510:7): [True: 0, False: 10.3k] ------------------ 4511| 0| BLOSC_TRACE_ERROR("getitem is not supported for VL-block chunks."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 4512| 0| return BLOSC2_ERROR_INVALID_PARAM; 4513| 0| } 4514| 10.3k| return 0; 4515| 10.3k|} blosc2.c:getitem_with_header: 4521| 10.3k| int start, int nitems, void* dest, int32_t destsize) { 4522| | /* Minimally populate the context */ 4523| 10.3k| context->src = src; 4524| 10.3k| context->srcsize = srcsize; 4525| 10.3k| context->dest = dest; 4526| 10.3k| context->destsize = destsize; 4527| | 4528| 10.3k| int result = blosc2_initialize_context_from_header(context, header); 4529| 10.3k| if (result < 0) { ------------------ | Branch (4529:7): [True: 0, False: 10.3k] ------------------ 4530| 0| return result; 4531| 0| } 4532| | 4533| 10.3k| if (context->serial_context == NULL) { ------------------ | Branch (4533:7): [True: 10.3k, False: 0] ------------------ 4534| 10.3k| context->serial_context = create_thread_context(context, 0); 4535| 10.3k| } 4536| 10.3k| BLOSC_ERROR_NULL(context->serial_context, BLOSC2_ERROR_THREAD_CREATE); ------------------ | | 104| 10.3k| do { \ | | 105| 10.3k| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 10.3k] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 10.3k| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 10.3k] | | ------------------ ------------------ 4537| | /* Call the actual getitem function */ 4538| 10.3k| return _blosc_getitem(context, header, src, srcsize, start, nitems, dest, destsize); 4539| 10.3k|} blosc2.c:blosc2_initialize_context_from_header: 862| 29.2k|static int blosc2_initialize_context_from_header(blosc2_context* context, blosc_header* header) { 863| 29.2k| context->header_flags = header->flags; 864| 29.2k| context->typesize = header->typesize; 865| 29.2k| context->sourcesize = header->nbytes; 866| 29.2k| context->header_blocksize = header->blocksize; 867| 29.2k| context->blocksize = header->blocksize; 868| 29.2k| context->blosc2_flags2 = header->blosc2_flags2; 869| 29.2k| context->blosc2_flags = header->blosc2_flags; 870| 29.2k| context->compcode = header->flags >> 5; 871| 29.2k| if (context->compcode == BLOSC_UDCODEC_FORMAT) { ------------------ | Branch (871:7): [True: 15.1k, False: 14.0k] ------------------ 872| 15.1k| context->compcode = header->udcompcode; 873| 15.1k| } 874| 29.2k| if (context->blosc2_flags2 & BLOSC2_VL_BLOCKS) { ------------------ | Branch (874:7): [True: 54, False: 29.2k] ------------------ 875| 54| context->nblocks = header->blocksize; 876| 54| context->leftover = 0; 877| 54| context->blocksize = 0; 878| 54| } 879| 29.2k| else { 880| 29.2k| blosc2_calculate_blocks(context); 881| 29.2k| } 882| | 883| 29.2k| bool is_lazy = false; 884| 29.2k| if ((context->header_flags & BLOSC_DOSHUFFLE) && ------------------ | Branch (884:7): [True: 28.9k, False: 316] ------------------ 885| 28.9k| (context->header_flags & BLOSC_DOBITSHUFFLE)) { ------------------ | Branch (885:7): [True: 28.6k, False: 328] ------------------ 886| | /* Extended header */ 887| 28.6k| context->header_overhead = BLOSC_EXTENDED_HEADER_LENGTH; 888| | 889| 28.6k| memcpy(context->filters, header->filters, BLOSC2_MAX_FILTERS); 890| 28.6k| memcpy(context->filters_meta, header->filters_meta, BLOSC2_MAX_FILTERS); 891| 28.6k| context->compcode_meta = header->compcode_meta; 892| | 893| 28.6k| context->filter_flags = filters_to_flags(header->filters); 894| 28.6k| context->special_type = (header->blosc2_flags >> 4) & BLOSC2_SPECIAL_MASK; 895| | 896| 28.6k| is_lazy = (context->blosc2_flags & 0x08u); 897| 28.6k| } 898| 644| else { 899| 644| context->header_overhead = BLOSC_MIN_HEADER_LENGTH; 900| 644| context->filter_flags = get_filter_flags(context->header_flags, context->typesize); 901| 644| flags_to_filters(context->header_flags, context->filters); 902| 644| } 903| | 904| | // Some checks for malformed headers 905| 29.2k| if (!is_lazy && header->cbytes > context->srcsize) { ------------------ | Branch (905:7): [True: 27.9k, False: 1.27k] | Branch (905:19): [True: 0, False: 27.9k] ------------------ 906| 0| return BLOSC2_ERROR_INVALID_HEADER; 907| 0| } 908| | 909| 29.2k| return 0; 910| 29.2k|} blosc2.c:get_filter_flags: 702| 644| const int32_t typesize) { 703| 644| uint8_t flags = 0; 704| | 705| 644| if ((header_flags & BLOSC_DOSHUFFLE) && (typesize > 1)) { ------------------ | Branch (705:7): [True: 328, False: 316] | Branch (705:43): [True: 297, False: 31] ------------------ 706| 297| flags |= BLOSC_DOSHUFFLE; 707| 297| } 708| 644| if (header_flags & BLOSC_DOBITSHUFFLE) { ------------------ | Branch (708:7): [True: 101, False: 543] ------------------ 709| 101| flags |= BLOSC_DOBITSHUFFLE; 710| 101| } 711| 644| if (header_flags & BLOSC_DODELTA) { ------------------ | Branch (711:7): [True: 317, False: 327] ------------------ 712| 317| flags |= BLOSC_DODELTA; 713| 317| } 714| 644| if (header_flags & BLOSC_MEMCPYED) { ------------------ | Branch (714:7): [True: 18, False: 626] ------------------ 715| 18| flags |= BLOSC_MEMCPYED; 716| 18| } 717| 644| return flags; 718| 644|} blosc2.c:clear_context_decompression_dict: 2550| 18.8k|static void clear_context_decompression_dict(blosc2_context* context) { 2551| 18.8k| context->use_dict = 0; 2552| 18.8k| release_context_dict_buffer(context); 2553| 18.8k|#if defined(HAVE_ZSTD) 2554| 18.8k| if (context->dict_ddict != NULL) { ------------------ | Branch (2554:7): [True: 514, False: 18.3k] ------------------ 2555| 514| ZSTD_freeDDict(context->dict_ddict); 2556| 514| context->dict_ddict = NULL; 2557| 514| } 2558| |#else 2559| | context->dict_ddict = NULL; 2560| |#endif 2561| 18.8k|} blosc2.c:checked_mul_size: 152| 15.4k|static inline bool checked_mul_size(size_t a, size_t b, size_t* out) { 153| 15.4k| if (a != 0 && b > SIZE_MAX / a) { ------------------ | Branch (153:7): [True: 15.4k, False: 26] | Branch (153:17): [True: 0, False: 15.4k] ------------------ 154| 0| return false; 155| 0| } 156| 15.4k| *out = a * b; 157| | return true; 158| 15.4k|} blosc2.c:checked_add_size: 160| 15.4k|static inline bool checked_add_size(size_t a, size_t b, size_t* out) { 161| 15.4k| if (a > SIZE_MAX - b) { ------------------ | Branch (161:7): [True: 0, False: 15.4k] ------------------ 162| 0| return false; 163| 0| } 164| 15.4k| *out = a + b; 165| | return true; 166| 15.4k|} blosc2.c:create_thread_context: 2264| 19.7k|create_thread_context(blosc2_context* context, int32_t tid) { 2265| 19.7k| struct thread_context* thread_context; 2266| 19.7k| thread_context = (struct thread_context*)my_malloc(sizeof(struct thread_context)); 2267| 19.7k| BLOSC_ERROR_NULL(thread_context, NULL); ------------------ | | 104| 19.7k| do { \ | | 105| 19.7k| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 19.7k] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 19.7k| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 19.7k] | | ------------------ ------------------ 2268| 19.7k| int rc = init_thread_context(thread_context, context, tid); 2269| 19.7k| if (rc < 0) { ------------------ | Branch (2269:7): [True: 0, False: 19.7k] ------------------ 2270| 0| return NULL; 2271| 0| } 2272| 19.7k| return thread_context; 2273| 19.7k|} blosc2.c:init_thread_context: 2234| 19.7k|{ 2235| 19.7k| int32_t ebsize; 2236| | 2237| 19.7k| thread_context->parent_context = context; 2238| 19.7k| thread_context->owner_pool = NULL; 2239| 19.7k| thread_context->tid = tid; 2240| | 2241| 19.7k| int32_t blocksize = context != NULL ? context->blocksize : 0; ------------------ | Branch (2241:23): [True: 19.7k, False: 0] ------------------ 2242| 19.7k| int32_t typesize = context != NULL ? context->typesize : 0; ------------------ | Branch (2242:22): [True: 19.7k, False: 0] ------------------ 2243| 19.7k| ebsize = blocksize + typesize * (signed)sizeof(int32_t); 2244| 19.7k| thread_context->tmp_nbytes = (size_t)4 * ebsize; 2245| 19.7k| thread_context->tmp = my_malloc(thread_context->tmp_nbytes); 2246| 19.7k| BLOSC_ERROR_NULL(thread_context->tmp, BLOSC2_ERROR_MEMORY_ALLOC); ------------------ | | 104| 19.7k| do { \ | | 105| 19.7k| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 19.7k] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 19.7k| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 19.7k] | | ------------------ ------------------ 2247| 19.7k| thread_context->tmp2 = thread_context->tmp + ebsize; 2248| 19.7k| thread_context->tmp3 = thread_context->tmp2 + ebsize; 2249| 19.7k| thread_context->tmp4 = thread_context->tmp3 + ebsize; 2250| 19.7k| thread_context->tmp_blocksize = blocksize; 2251| 19.7k| thread_context->zfp_cell_nitems = 0; 2252| 19.7k| thread_context->zfp_cell_start = 0; 2253| 19.7k| #if defined(HAVE_ZSTD) 2254| 19.7k| thread_context->zstd_cctx = NULL; 2255| 19.7k| thread_context->zstd_dctx = NULL; 2256| 19.7k| #endif 2257| 19.7k| thread_context->lz4_cstream = NULL; 2258| 19.7k| thread_context->lz4hc_cstream = NULL; 2259| | 2260| 19.7k| return 0; 2261| 19.7k|} blosc2.c:release_thread_backend: 5416| 38.9k|static int release_thread_backend(blosc2_context *context) { 5417| 38.9k| if (context->thread_backend == BLOSC_BACKEND_CALLBACK && context->threads_started > 0) { ------------------ | | 34| 77.8k|#define BLOSC_BACKEND_CALLBACK 2 ------------------ | Branch (5417:7): [True: 0, False: 38.9k] | Branch (5417:60): [True: 0, False: 0] ------------------ 5418| 0| for (int32_t t = 0; t < context->threads_started; t++) { ------------------ | Branch (5418:25): [True: 0, False: 0] ------------------ 5419| 0| destroy_thread_context(context->thread_contexts + t); 5420| 0| } 5421| 0| my_free(context->thread_contexts); 5422| 0| context->thread_contexts = NULL; 5423| 0| blosc2_pthread_mutex_destroy(&context->count_mutex); ------------------ | | 91| 0|#define blosc2_pthread_mutex_destroy(a) pthread_mutex_destroy((a)) ------------------ 5424| 0| blosc2_pthread_mutex_destroy(&context->delta_mutex); ------------------ | | 91| 0|#define blosc2_pthread_mutex_destroy(a) pthread_mutex_destroy((a)) ------------------ 5425| 0| blosc2_pthread_cond_destroy(&context->delta_cv); ------------------ | | 97| 0|#define blosc2_pthread_cond_destroy(a) pthread_cond_destroy((a)) ------------------ 5426| 0| } 5427| |#if defined(_WIN32) 5428| | else if (context->thread_backend == BLOSC_BACKEND_PER_CONTEXT && context->threads_started > 0) { 5429| | /* Signal all workers to exit. */ 5430| | blosc2_pthread_mutex_lock(&context->jobs_mutex); 5431| | context->end_threads = 1; 5432| | blosc2_pthread_cond_broadcast(&context->jobs_ready); 5433| | blosc2_pthread_mutex_unlock(&context->jobs_mutex); 5434| | 5435| | for (int32_t t = 0; t < context->threads_started; t++) { 5436| | blosc2_pthread_join(context->threads[t], NULL); 5437| | } 5438| | my_free(context->threads); 5439| | context->threads = NULL; 5440| | blosc2_pthread_cond_destroy(&context->jobs_done); 5441| | blosc2_pthread_cond_destroy(&context->jobs_ready); 5442| | blosc2_pthread_mutex_destroy(&context->jobs_mutex); 5443| | blosc2_pthread_cond_destroy(&context->delta_cv); 5444| | blosc2_pthread_mutex_destroy(&context->delta_mutex); 5445| | blosc2_pthread_mutex_destroy(&context->count_mutex); 5446| | } 5447| |#endif /* _WIN32 */ 5448| 38.9k| else if (context->thread_backend == BLOSC_BACKEND_SHARED_POOL && context->thread_pool != NULL) { ------------------ | | 33| 77.8k|#define BLOSC_BACKEND_SHARED_POOL 1 ------------------ | Branch (5448:12): [True: 0, False: 38.9k] | Branch (5448:68): [True: 0, False: 0] ------------------ 5449| 0| struct blosc_shared_pool *pool = context->thread_pool; 5450| 0| struct blosc_shared_pool **prev; 5451| 0| bool destroy_pool = false; 5452| | 5453| 0| if (context->pool_epoch != g_destroy_count) { ------------------ | Branch (5453:9): [True: 0, False: 0] ------------------ 5454| | /* blosc2_destroy() already freed this pool and tore down pool_registry_mutex. 5455| | * Just clear the dangling pointer; nothing else to do. */ 5456| 0| context->thread_pool = NULL; 5457| 0| context->threads_started = 0; 5458| 0| context->thread_backend = BLOSC_BACKEND_SERIAL; ------------------ | | 32| 0|#define BLOSC_BACKEND_SERIAL 0 ------------------ 5459| 0| return 0; 5460| 0| } 5461| | 5462| 0| blosc2_pthread_mutex_lock(&pool_registry_mutex); ------------------ | | 92| 0|#define blosc2_pthread_mutex_lock(a) pthread_mutex_lock((a)) ------------------ 5463| 0| pool->context_refs--; 5464| 0| if (pool->context_refs == 0) { ------------------ | Branch (5464:9): [True: 0, False: 0] ------------------ 5465| | /* Check pool-internal state under the pool's own mutex */ 5466| 0| blosc2_pthread_mutex_lock(&pool->mutex); ------------------ | | 92| 0|#define blosc2_pthread_mutex_lock(a) pthread_mutex_lock((a)) ------------------ 5467| 0| bool idle = (pool->active_jobs == 0 && pool->job_queue_head == NULL); ------------------ | Branch (5467:20): [True: 0, False: 0] | Branch (5467:46): [True: 0, False: 0] ------------------ 5468| 0| blosc2_pthread_mutex_unlock(&pool->mutex); ------------------ | | 93| 0|#define blosc2_pthread_mutex_unlock(a) pthread_mutex_unlock((a)) ------------------ 5469| 0| if (idle) { ------------------ | Branch (5469:11): [True: 0, False: 0] ------------------ 5470| 0| prev = &shared_pools; 5471| 0| while (*prev != NULL && *prev != pool) { ------------------ | Branch (5471:16): [True: 0, False: 0] | Branch (5471:33): [True: 0, False: 0] ------------------ 5472| 0| prev = &(*prev)->next; 5473| 0| } 5474| 0| if (*prev == pool) { ------------------ | Branch (5474:13): [True: 0, False: 0] ------------------ 5475| 0| *prev = pool->next; 5476| 0| } 5477| 0| destroy_pool = true; 5478| 0| } 5479| 0| } 5480| 0| blosc2_pthread_mutex_unlock(&pool_registry_mutex); ------------------ | | 93| 0|#define blosc2_pthread_mutex_unlock(a) pthread_mutex_unlock((a)) ------------------ 5481| 0| if (destroy_pool) { ------------------ | Branch (5481:9): [True: 0, False: 0] ------------------ 5482| 0| destroy_shared_pool(pool); 5483| 0| } 5484| 0| context->thread_pool = NULL; 5485| 0| } 5486| | 5487| 38.9k| context->threads_started = 0; 5488| 38.9k| context->thread_backend = BLOSC_BACKEND_SERIAL; ------------------ | | 32| 38.9k|#define BLOSC_BACKEND_SERIAL 0 ------------------ 5489| 38.9k| return 0; 5490| 38.9k|} blosc2.c:release_context_dict_buffer: 2540| 57.7k|static void release_context_dict_buffer(blosc2_context* context) { 2541| 57.7k| if (context->dict_buffer_owned && context->dict_buffer != NULL) { ------------------ | Branch (2541:7): [True: 0, False: 57.7k] | Branch (2541:37): [True: 0, False: 0] ------------------ 2542| 0| free(context->dict_buffer); 2543| 0| } 2544| 57.7k| context->dict_buffer = NULL; 2545| | context->dict_buffer_owned = false; 2546| 57.7k| context->dict_size = 0; 2547| 57.7k|} blosclz_decompress: 685| 233|int blosclz_decompress(const void* input, int length, void* output, int maxout) { 686| 233| const uint8_t* ip = (const uint8_t*)input; 687| 233| const uint8_t* ip_limit = ip + length; 688| 233| uint8_t* op = (uint8_t*)output; 689| 233| uint32_t ctrl; 690| 233| uint8_t* op_limit = op + maxout; 691| 233| if (BLOSCLZ_UNLIKELY(length == 0)) { ------------------ | | 35| 233|#define BLOSCLZ_UNLIKELY(c) (c) | | ------------------ | | | Branch (35:30): [True: 0, False: 233] | | ------------------ ------------------ 692| 0| return 0; 693| 0| } 694| 233| ctrl = (*ip++) & 31U; 695| | 696| 31.1k| while (1) { ------------------ | Branch (696:10): [True: 31.1k, Folded] ------------------ 697| 31.1k| if (ctrl >= 32) { ------------------ | Branch (697:9): [True: 16.9k, False: 14.1k] ------------------ 698| | // match 699| 16.9k| int32_t len = (int32_t)(ctrl >> 5U) - 1 ; 700| 16.9k| int32_t ofs = (int32_t)(ctrl & 31U) << 8U; 701| 16.9k| uint8_t code; 702| 16.9k| const uint8_t* ref = op - ofs; 703| | 704| 16.9k| if (len == 7 - 1) { ------------------ | Branch (704:11): [True: 12.5k, False: 4.40k] ------------------ 705| 29.5k| do { 706| 29.5k| if (BLOSCLZ_UNLIKELY(ip + 1 >= ip_limit)) { ------------------ | | 35| 29.5k|#define BLOSCLZ_UNLIKELY(c) (c) | | ------------------ | | | Branch (35:30): [True: 1, False: 29.5k] | | ------------------ ------------------ 707| 1| return 0; 708| 1| } 709| 29.5k| code = *ip++; 710| 29.5k| len += code; 711| 29.5k| if (BLOSCLZ_UNLIKELY(len > maxout)) { ------------------ | | 35| 29.5k|#define BLOSCLZ_UNLIKELY(c) (c) | | ------------------ | | | Branch (35:30): [True: 2, False: 29.5k] | | ------------------ ------------------ 712| 2| return 0; 713| 2| } 714| 29.5k| } while (code == 255); ------------------ | Branch (714:18): [True: 16.9k, False: 12.5k] ------------------ 715| 12.5k| } 716| 4.40k| else { 717| 4.40k| if (BLOSCLZ_UNLIKELY(ip + 1 >= ip_limit)) { ------------------ | | 35| 4.40k|#define BLOSCLZ_UNLIKELY(c) (c) | | ------------------ | | | Branch (35:30): [True: 14, False: 4.38k] | | ------------------ ------------------ 718| 14| return 0; 719| 14| } 720| 4.40k| } 721| 16.9k| code = *ip++; 722| 16.9k| len += 3; 723| 16.9k| ref -= code; 724| | 725| | /* match from 16-bit distance */ 726| 16.9k| if (BLOSCLZ_UNLIKELY(code == 255)) { ------------------ | | 35| 16.9k|#define BLOSCLZ_UNLIKELY(c) (c) | | ------------------ | | | Branch (35:30): [True: 3.28k, False: 13.6k] | | ------------------ ------------------ 727| 3.28k| if (ofs == (31U << 8U)) { ------------------ | Branch (727:13): [True: 2.97k, False: 309] ------------------ 728| 2.97k| if (ip + 1 >= ip_limit) { ------------------ | Branch (728:15): [True: 0, False: 2.97k] ------------------ 729| 0| return 0; 730| 0| } 731| 2.97k| ofs = (*ip++) << 8U; 732| 2.97k| ofs += *ip++; 733| 2.97k| ref = op - ofs - MAX_DISTANCE; ------------------ | | 46| 2.97k|#define MAX_DISTANCE 8191 ------------------ 734| 2.97k| } 735| 3.28k| } 736| | 737| 16.9k| if (BLOSCLZ_UNLIKELY(len > op_limit - op)) { ------------------ | | 35| 16.9k|#define BLOSCLZ_UNLIKELY(c) (c) | | ------------------ | | | Branch (35:30): [True: 23, False: 16.9k] | | ------------------ ------------------ 738| 23| return 0; 739| 23| } 740| | 741| 16.9k| if (BLOSCLZ_UNLIKELY(ref <= (uint8_t*)output)) { ------------------ | | 35| 16.9k|#define BLOSCLZ_UNLIKELY(c) (c) | | ------------------ | | | Branch (35:30): [True: 87, False: 16.8k] | | ------------------ ------------------ 742| 87| return 0; 743| 87| } 744| | 745| 16.8k| if (BLOSCLZ_UNLIKELY(ip >= ip_limit)) break; ------------------ | | 35| 16.8k|#define BLOSCLZ_UNLIKELY(c) (c) | | ------------------ | | | Branch (35:30): [True: 2, False: 16.8k] | | ------------------ ------------------ 746| 16.8k| ctrl = *ip++; 747| | 748| 16.8k| ref--; 749| 16.8k| if (ref == op - 1) { ------------------ | Branch (749:11): [True: 6.73k, False: 10.1k] ------------------ 750| | /* optimized copy for a run */ 751| 6.73k| memset(op, *ref, len); 752| 6.73k| op += len; 753| 6.73k| } 754| 10.1k| else if ((op - ref >= 8) && (op_limit - op >= len + 8)) { ------------------ | Branch (754:16): [True: 8.80k, False: 1.33k] | Branch (754:35): [True: 8.71k, False: 88] ------------------ 755| | // copy with an overlap not larger than 8 756| 8.71k| wild_copy(op, ref, op + len); 757| 8.71k| op += len; 758| 8.71k| } 759| 1.41k| else { 760| | // general copy with any overlap 761| |#if 0 && defined(__AVX2__) 762| | if (op - ref <= 16) { 763| | // This is not faster on a combination of compilers (clang, gcc, icc) or machines, but 764| | // it is not too slower either. 765| | op = copy_match_16(op, ref, len); 766| | } 767| | else { 768| |#endif 769| 1.41k| op = copy_match(op, ref, (unsigned) len); 770| |#if 0 && defined(__AVX2__) 771| | } 772| |#endif 773| 1.41k| } 774| 16.8k| } 775| 14.1k| else { 776| | // literal 777| 14.1k| ctrl++; 778| 14.1k| if (BLOSCLZ_UNLIKELY(ctrl > op_limit - op)) { ------------------ | | 35| 14.1k|#define BLOSCLZ_UNLIKELY(c) (c) | | ------------------ | | | Branch (35:30): [True: 17, False: 14.1k] | | ------------------ ------------------ 779| 17| return 0; 780| 17| } 781| 14.1k| if (BLOSCLZ_UNLIKELY(ctrl > ip_limit - ip)) { ------------------ | | 35| 14.1k|#define BLOSCLZ_UNLIKELY(c) (c) | | ------------------ | | | Branch (35:30): [True: 14, False: 14.0k] | | ------------------ ------------------ 782| 14| return 0; 783| 14| } 784| | 785| 14.0k| memcpy(op, ip, ctrl); op += ctrl; ip += ctrl; 786| | // On GCC-6, fastcopy this is still faster than plain memcpy 787| | // However, using recent CLANG/LLVM 9.0, there is almost no difference 788| | // in performance. 789| | // And starting on CLANG/LLVM 10 and GCC 9, memcpy is generally faster. 790| | // op = fastcopy(op, ip, (unsigned) ctrl); ip += ctrl; 791| | 792| 14.0k| if (BLOSCLZ_UNLIKELY(ip >= ip_limit)) break; ------------------ | | 35| 14.0k|#define BLOSCLZ_UNLIKELY(c) (c) | | ------------------ | | | Branch (35:30): [True: 73, False: 14.0k] | | ------------------ ------------------ 793| 14.0k| ctrl = *ip++; 794| 14.0k| } 795| 31.1k| } 796| | 797| 75| return (int)(op - (uint8_t*)output); 798| 233|} blosclz.c:wild_copy: 677| 8.71k|static inline void wild_copy(uint8_t *out, const uint8_t* from, uint8_t* end) { 678| 8.71k| uint8_t* d = out; 679| 8.71k| const uint8_t* s = from; 680| 8.71k| uint8_t* const e = end; 681| | 682| 221k| do { memcpy(d,s,8); d+=8; s+=8; } while (d 0; len--) { 549| | *out++ = *from++; 550| | } 551| | return out; 552| |#endif 553| | 554| | // If out and from are away more than the size of the copy, then a fastcopy is safe 555| 1.41k| unsigned overlap_dist = (unsigned) (out - from); 556| 1.41k| if (overlap_dist > sz) { ------------------ | Branch (556:7): [True: 81, False: 1.33k] ------------------ 557| 81| return fastcopy(out, from, len); 558| 81| } 559| | 560| | // Otherwise we need to be more careful so as not to overwrite destination 561| 1.33k| switch (overlap_dist) { 562| 0| case 32: ------------------ | Branch (562:5): [True: 0, False: 1.33k] ------------------ 563| 0| for (; len >= 32; len -= 32) { ------------------ | Branch (563:14): [True: 0, False: 0] ------------------ 564| 0| out = copy_32_bytes(out, from); 565| 0| } 566| 0| break; 567| 0| case 30: ------------------ | Branch (567:5): [True: 0, False: 1.33k] ------------------ 568| 0| for (; len >= 30; len -= 30) { ------------------ | Branch (568:14): [True: 0, False: 0] ------------------ 569| 0| out = copy_16_bytes(out, from); 570| 0| out = copy_8_bytes(out, from + 16); 571| 0| out = copy_4_bytes(out, from + 24); 572| 0| out = copy_2_bytes(out, from + 28); 573| 0| } 574| 0| break; 575| 0| case 28: ------------------ | Branch (575:5): [True: 0, False: 1.33k] ------------------ 576| 0| for (; len >= 28; len -= 28) { ------------------ | Branch (576:14): [True: 0, False: 0] ------------------ 577| 0| out = copy_16_bytes(out, from); 578| 0| out = copy_8_bytes(out, from + 16); 579| 0| out = copy_4_bytes(out, from + 24); 580| 0| } 581| 0| break; 582| 0| case 26: ------------------ | Branch (582:5): [True: 0, False: 1.33k] ------------------ 583| 0| for (; len >= 26; len -= 26) { ------------------ | Branch (583:14): [True: 0, False: 0] ------------------ 584| 0| out = copy_16_bytes(out, from); 585| 0| out = copy_8_bytes(out, from + 16); 586| 0| out = copy_2_bytes(out, from + 24); 587| 0| } 588| 0| break; 589| 0| case 24: ------------------ | Branch (589:5): [True: 0, False: 1.33k] ------------------ 590| 0| for (; len >= 24; len -= 24) { ------------------ | Branch (590:14): [True: 0, False: 0] ------------------ 591| 0| out = copy_16_bytes(out, from); 592| 0| out = copy_8_bytes(out, from + 16); 593| 0| } 594| 0| break; 595| 0| case 22: ------------------ | Branch (595:5): [True: 0, False: 1.33k] ------------------ 596| 0| for (; len >= 22; len -= 22) { ------------------ | Branch (596:14): [True: 0, False: 0] ------------------ 597| 0| out = copy_16_bytes(out, from); 598| 0| out = copy_4_bytes(out, from + 16); 599| 0| out = copy_2_bytes(out, from + 20); 600| 0| } 601| 0| break; 602| 0| case 20: ------------------ | Branch (602:5): [True: 0, False: 1.33k] ------------------ 603| 0| for (; len >= 20; len -= 20) { ------------------ | Branch (603:14): [True: 0, False: 0] ------------------ 604| 0| out = copy_16_bytes(out, from); 605| 0| out = copy_4_bytes(out, from + 16); 606| 0| } 607| 0| break; 608| 0| case 18: ------------------ | Branch (608:5): [True: 0, False: 1.33k] ------------------ 609| 0| for (; len >= 18; len -= 18) { ------------------ | Branch (609:14): [True: 0, False: 0] ------------------ 610| 0| out = copy_16_bytes(out, from); 611| 0| out = copy_2_bytes(out, from + 16); 612| 0| } 613| 0| break; 614| 3| case 16: ------------------ | Branch (614:5): [True: 3, False: 1.33k] ------------------ 615| 528| for (; len >= 16; len -= 16) { ------------------ | Branch (615:14): [True: 525, False: 3] ------------------ 616| 525| out = copy_16_bytes(out, from); 617| 525| } 618| 3| break; 619| 4| case 8: ------------------ | Branch (619:5): [True: 4, False: 1.33k] ------------------ 620| 2.19k| for (; len >= 8; len -= 8) { ------------------ | Branch (620:14): [True: 2.19k, False: 4] ------------------ 621| 2.19k| out = copy_8_bytes(out, from); 622| 2.19k| } 623| 4| break; 624| 425| case 4: ------------------ | Branch (624:5): [True: 425, False: 912] ------------------ 625| 147k| for (; len >= 4; len -= 4) { ------------------ | Branch (625:14): [True: 147k, False: 425] ------------------ 626| 147k| out = copy_4_bytes(out, from); 627| 147k| } 628| 425| break; 629| 629| case 2: ------------------ | Branch (629:5): [True: 629, False: 708] ------------------ 630| 67.6k| for (; len >= 2; len -= 2) { ------------------ | Branch (630:14): [True: 66.9k, False: 629] ------------------ 631| 66.9k| out = copy_2_bytes(out, from); 632| 66.9k| } 633| 629| break; 634| 276| default: ------------------ | Branch (634:5): [True: 276, False: 1.06k] ------------------ 635| 131k| for (; len > 0; len--) { ------------------ | Branch (635:14): [True: 131k, False: 276] ------------------ 636| 131k| *out++ = *from++; 637| 131k| } 638| 1.33k| } 639| | 640| | // Copy the leftovers 641| 2.28k| for (; len > 0; len--) { ------------------ | Branch (641:10): [True: 949, False: 1.33k] ------------------ 642| 949| *out++ = *from++; 643| 949| } 644| | 645| 1.33k| return out; 646| 1.33k|} fastcopy.c:copy_32_bytes: 118| 1|static inline unsigned char *copy_32_bytes(unsigned char *out, const unsigned char *from) { 119| |#if defined(__AVX2__) 120| | __m256i chunk; 121| | chunk = _mm256_loadu_si256((__m256i*)from); 122| | _mm256_storeu_si256((__m256i*)out, chunk); 123| | out += 32; 124| |#elif defined(__SSE2__) 125| | __m128i chunk; 126| 1| chunk = _mm_loadu_si128((__m128i*)from); 127| 1| _mm_storeu_si128((__m128i*)out, chunk); 128| 1| from += 16; out += 16; 129| 1| chunk = _mm_loadu_si128((__m128i*)from); 130| 1| _mm_storeu_si128((__m128i*)out, chunk); 131| 1| out += 16; 132| |#elif !defined(BLOSC_STRICT_ALIGN) 133| | *(uint64_t*)out = *(uint64_t*)from; 134| | from += 8; out += 8; 135| | *(uint64_t*)out = *(uint64_t*)from; 136| | from += 8; out += 8; 137| | *(uint64_t*)out = *(uint64_t*)from; 138| | from += 8; out += 8; 139| | *(uint64_t*)out = *(uint64_t*)from; 140| | from += 8; out += 8; 141| |#else 142| | int i; 143| | for (i = 0; i < 32; i++) { 144| | *out++ = *from++; 145| | } 146| |#endif 147| 1| return out; 148| 1|} fastcopy.c:copy_16_bytes: 98| 99.1k|static inline unsigned char *copy_16_bytes(unsigned char *out, const unsigned char *from) { 99| 99.1k|#if defined(__SSE2__) 100| 99.1k| __m128i chunk; 101| 99.1k| chunk = _mm_loadu_si128((__m128i*)from); 102| 99.1k| _mm_storeu_si128((__m128i*)out, chunk); 103| 99.1k| out += 16; 104| |#elif !defined(BLOSC_STRICT_ALIGN) 105| | *(uint64_t*)out = *(uint64_t*)from; 106| | from += 8; out += 8; 107| | *(uint64_t*)out = *(uint64_t*)from; 108| | from += 8; out += 8; 109| |#else 110| | int i; 111| | for (i = 0; i < 16; i++) { 112| | *out++ = *from++; 113| | } 114| |#endif 115| 99.1k| return out; 116| 99.1k|} fastcopy.c:copy_8_bytes: 86| 2.19k|static inline unsigned char *copy_8_bytes(unsigned char *out, const unsigned char *from) { 87| |#if defined(BLOSC_STRICT_ALIGN) 88| | uint64_t chunk; 89| | memcpy(&chunk, from, 8); 90| | memcpy(out, &chunk, 8); 91| |#else 92| 2.19k| *(uint64_t *) out = *(uint64_t *) from; 93| 2.19k|#endif 94| 2.19k| return out + 8; 95| 2.19k|} fastcopy.c:copy_bytes: 161| 23|static inline unsigned char *copy_bytes(unsigned char *out, const unsigned char *from, unsigned len) { 162| 23| assert(len < 8); 163| | 164| |#ifdef BLOSC_STRICT_ALIGN 165| | while (len--) { 166| | *out++ = *from++; 167| | } 168| |#else 169| 23| switch (len) { 170| 5| case 7: ------------------ | Branch (170:5): [True: 5, False: 18] ------------------ 171| 5| return copy_7_bytes(out, from); 172| 4| case 6: ------------------ | Branch (172:5): [True: 4, False: 19] ------------------ 173| 4| return copy_6_bytes(out, from); 174| 3| case 5: ------------------ | Branch (174:5): [True: 3, False: 20] ------------------ 175| 3| return copy_5_bytes(out, from); 176| 3| case 4: ------------------ | Branch (176:5): [True: 3, False: 20] ------------------ 177| 3| return copy_4_bytes(out, from); 178| 8| case 3: ------------------ | Branch (178:5): [True: 8, False: 15] ------------------ 179| 8| return copy_3_bytes(out, from); 180| 0| case 2: ------------------ | Branch (180:5): [True: 0, False: 23] ------------------ 181| 0| return copy_2_bytes(out, from); 182| 0| case 1: ------------------ | Branch (182:5): [True: 0, False: 23] ------------------ 183| 0| return copy_1_bytes(out, from); 184| 0| case 0: ------------------ | Branch (184:5): [True: 0, False: 23] ------------------ 185| 0| return out; 186| 0| default: ------------------ | Branch (186:5): [True: 0, False: 23] ------------------ 187| 0| assert(0); 188| 23| } 189| 0|#endif /* BLOSC_STRICT_ALIGN */ 190| 0| return out; 191| 23|} fastcopy.c:copy_7_bytes: 80| 5|static inline unsigned char *copy_7_bytes(unsigned char *out, const unsigned char *from) { 81| 5| out = copy_3_bytes(out, from); 82| 5| return copy_4_bytes(out, from + 3); 83| 5|} fastcopy.c:copy_6_bytes: 75| 4|static inline unsigned char *copy_6_bytes(unsigned char *out, const unsigned char *from) { 76| 4| out = copy_2_bytes(out, from); 77| 4| return copy_4_bytes(out, from + 2); 78| 4|} fastcopy.c:copy_5_bytes: 70| 3|static inline unsigned char *copy_5_bytes(unsigned char *out, const unsigned char *from) { 71| 3| out = copy_1_bytes(out, from); 72| 3| return copy_4_bytes(out, from + 1); 73| 3|} fastcopy.c:copy_3_bytes: 65| 13|static inline unsigned char *copy_3_bytes(unsigned char *out, const unsigned char *from) { 66| 13| out = copy_1_bytes(out, from); 67| 13| return copy_2_bytes(out, from + 1); 68| 13|} fastcopy.c:copy_1_bytes: 60| 16|static inline unsigned char *copy_1_bytes(unsigned char *out, const unsigned char *from) { 61| 16| *out++ = *from; 62| 16| return out; 63| 16|} fastcopy.c:chunk_memcpy: 200| 1|static inline unsigned char *chunk_memcpy(unsigned char *out, const unsigned char *from, unsigned len) { 201| 1| unsigned sz = sizeof(uint64_t); 202| 1| unsigned rem = len % sz; 203| 1| unsigned by8; 204| | 205| 1| assert(len >= sz); 206| | 207| | /* Copy a few bytes to make sure the loop below has a multiple of SZ bytes to be copied. */ 208| 1| copy_8_bytes(out, from); 209| | 210| 1| len /= sz; 211| 1| out += rem; 212| 1| from += rem; 213| | 214| 1| by8 = len % 8; 215| 1| len -= by8; 216| 1| switch (by8) { 217| 0| case 7: ------------------ | Branch (217:5): [True: 0, False: 1] ------------------ 218| 0| out = copy_8_bytes(out, from); 219| 0| from += sz; 220| | #ifdef AVOID_FALLTHROUGH_WARNING 221| | __attribute__ ((fallthrough)); // Shut-up -Wimplicit-fallthrough warning in GCC 222| | #endif 223| 0| case 6: ------------------ | Branch (223:5): [True: 0, False: 1] ------------------ 224| 0| out = copy_8_bytes(out, from); 225| 0| from += sz; 226| | #ifdef AVOID_FALLTHROUGH_WARNING 227| | __attribute__ ((fallthrough)); 228| | #endif 229| 0| case 5: ------------------ | Branch (229:5): [True: 0, False: 1] ------------------ 230| 0| out = copy_8_bytes(out, from); 231| 0| from += sz; 232| | #ifdef AVOID_FALLTHROUGH_WARNING 233| | __attribute__ ((fallthrough)); 234| | #endif 235| 0| case 4: ------------------ | Branch (235:5): [True: 0, False: 1] ------------------ 236| 0| out = copy_8_bytes(out, from); 237| 0| from += sz; 238| | #ifdef AVOID_FALLTHROUGH_WARNING 239| | __attribute__ ((fallthrough)); 240| | #endif 241| 0| case 3: ------------------ | Branch (241:5): [True: 0, False: 1] ------------------ 242| 0| out = copy_8_bytes(out, from); 243| 0| from += sz; 244| | #ifdef AVOID_FALLTHROUGH_WARNING 245| | __attribute__ ((fallthrough)); 246| | #endif 247| 0| case 2: ------------------ | Branch (247:5): [True: 0, False: 1] ------------------ 248| 0| out = copy_8_bytes(out, from); 249| 0| from += sz; 250| | #ifdef AVOID_FALLTHROUGH_WARNING 251| | __attribute__ ((fallthrough)); 252| | #endif 253| 1| case 1: ------------------ | Branch (253:5): [True: 1, False: 0] ------------------ 254| 1| out = copy_8_bytes(out, from); 255| 1| from += sz; 256| | #ifdef AVOID_FALLTHROUGH_WARNING 257| | __attribute__ ((fallthrough)); 258| | #endif 259| 1| default: ------------------ | Branch (259:5): [True: 0, False: 1] ------------------ 260| 1| break; 261| 1| } 262| | 263| 1| while (len) { ------------------ | Branch (263:10): [True: 0, False: 1] ------------------ 264| 0| out = copy_8_bytes(out, from); 265| 0| from += sz; 266| 0| out = copy_8_bytes(out, from); 267| 0| from += sz; 268| 0| out = copy_8_bytes(out, from); 269| 0| from += sz; 270| 0| out = copy_8_bytes(out, from); 271| 0| from += sz; 272| 0| out = copy_8_bytes(out, from); 273| 0| from += sz; 274| 0| out = copy_8_bytes(out, from); 275| 0| from += sz; 276| 0| out = copy_8_bytes(out, from); 277| 0| from += sz; 278| 0| out = copy_8_bytes(out, from); 279| 0| from += sz; 280| | 281| 0| len -= 8; 282| 0| } 283| | 284| 1| return out; 285| 1|} fastcopy.c:chunk_memcpy_unaligned: 410| 54|static inline unsigned char *chunk_memcpy_unaligned(unsigned char *out, const unsigned char *from, unsigned len) { 411| |#if defined(__AVX2__) 412| | unsigned sz = sizeof(__m256i); 413| |#elif defined(__SSE2__) 414| | unsigned sz = sizeof(__m128i); 415| 54|#endif 416| 54| unsigned rem = len % sz; 417| 54| unsigned ilen; 418| | 419| 54| assert(len >= sz); 420| | 421| | /* Copy a few bytes to make sure the loop below has a multiple of SZ bytes to be copied. */ 422| |#if defined(__AVX2__) 423| | copy_32_bytes(out, from); 424| |#elif defined(__SSE2__) 425| | copy_16_bytes(out, from); 426| 54|#endif 427| | 428| 54| len /= sz; 429| 54| out += rem; 430| 54| from += rem; 431| | 432| 98.6k| for (ilen = 0; ilen < len; ilen++) { ------------------ | Branch (432:18): [True: 98.6k, False: 54] ------------------ 433| |#if defined(__AVX2__) 434| | copy_32_bytes(out, from); 435| |#elif defined(__SSE2__) 436| | copy_16_bytes(out, from); 437| 98.6k|#endif 438| 98.6k| out += sz; 439| 98.6k| from += sz; 440| 98.6k| } 441| | 442| 54| return out; 443| 54|} fastcopy.c:copy_4_bytes: 48| 147k|static inline unsigned char *copy_4_bytes(unsigned char *out, const unsigned char *from) { 49| |#if defined(BLOSC_STRICT_ALIGN) 50| | uint32_t chunk; 51| | memcpy(&chunk, from, 4); 52| | memcpy(out, &chunk, 4); 53| |#else 54| 147k| *(uint32_t *) out = *(uint32_t *) from; 55| 147k|#endif 56| 147k| return out + 4; 57| 147k|} fastcopy.c:copy_2_bytes: 37| 66.9k|static inline unsigned char *copy_2_bytes(unsigned char *out, const unsigned char *from) { 38| |#if defined(BLOSC_STRICT_ALIGN) 39| | uint16_t chunk; 40| | memcpy(&chunk, from, 2); 41| | memcpy(out, &chunk, 2); 42| |#else 43| 66.9k| *(uint16_t *) out = *(uint16_t *) from; 44| 66.9k|#endif 45| 66.9k| return out + 2; 46| 66.9k|} frame_reader_acquire: 157| 15|void* frame_reader_acquire(blosc2_frame_s* frame, const blosc2_io* io) { 158| 15| blosc2_io_cb *io_cb = blosc2_get_io_cb(io->id); 159| 15| if (io_cb == NULL) { ------------------ | Branch (159:7): [True: 0, False: 15] ------------------ 160| 0| BLOSC_TRACE_ERROR("Error getting the input/output API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 161| 0| return NULL; 162| 0| } 163| 15| if (io->id != BLOSC2_IO_FILESYSTEM) { ------------------ | Branch (163:7): [True: 0, False: 15] ------------------ 164| | // Third-party backends keep the documented one-handle-per-reader contract 165| | // (and the mmap one already makes open() a cheap pointer return). 166| 0| return io_cb->open(frame->urlpath, "rb", io->params); 167| 0| } 168| |#if defined(_WIN32) 169| | // No handle caching on Windows. The CRT opens files without 170| | // FILE_SHARE_DELETE, so a cached handle turns every unlink or rename of the 171| | // frame file into a sharing violation. Callers that replace a frame rather 172| | // than rewrite it in place -- python-blosc2 does, both via os.replace and via 173| | // remove-then-recreate for mode="w" -- would get hard errors instead of the 174| | // stale read that frame_reader_revalidate() handles elsewhere. Caching here 175| | // needs CreateFileW(..., FILE_SHARE_DELETE) plus POSIX-semantics deletion 176| | // (Win10 1709+), which is only worth its cost once measured on Windows. 177| | return io_cb->open(frame->urlpath, "rb", io->params); 178| |#else 179| | // The cached handle pins the inode it was opened on, so a frame file that is 180| | // replaced instead of rewritten in place would keep serving the old bytes. 181| | // frame_reader_revalidate() catches that ahead of each header read. 182| | // 183| | // No unlocked fast path on read_fp: reading it outside the mutex races the 184| | // store below (C11 data race, and TSan says so). An uncontended lock is a 185| | // handful of ns against the ~600 ns pread this hands a handle to. 186| 15| blosc2_pthread_mutex_lock(&frame->read_fp_mutex); ------------------ | | 92| 15|#define blosc2_pthread_mutex_lock(a) pthread_mutex_lock((a)) ------------------ 187| 15| if (frame->read_fp == NULL && !frame->read_fp_nocache) { ------------------ | Branch (187:7): [True: 15, False: 0] | Branch (187:33): [True: 15, False: 0] ------------------ 188| 15| if (reader_cache_claim()) { ------------------ | Branch (188:9): [True: 15, False: 0] ------------------ 189| 15| frame->read_fp = io_cb->open(frame->urlpath, "rb", io->params); 190| 15| if (frame->read_fp == NULL) { ------------------ | Branch (190:11): [True: 15, False: 0] ------------------ 191| 15| reader_cache_return(); 192| 15| } 193| 15| } 194| 0| else { 195| | // Remember that this frame goes uncached, so the process-wide cache mutex 196| | // is asked once rather than on every read for the rest of its life 197| 0| frame->read_fp_nocache = true; 198| 0| } 199| 15| } 200| 15| void* fp = frame->read_fp; 201| 15| if (fp != NULL) { ------------------ | Branch (201:7): [True: 0, False: 15] ------------------ 202| | // Held until the matching release, so nothing can close it underneath a 203| | // caller that keeps it across several reads (frame_to_schunk does) 204| 0| frame->read_fp_refs++; 205| 0| } 206| 15| blosc2_pthread_mutex_unlock(&frame->read_fp_mutex); ------------------ | | 93| 15|#define blosc2_pthread_mutex_unlock(a) pthread_mutex_unlock((a)) ------------------ 207| 15| if (fp == NULL) { ------------------ | Branch (207:7): [True: 15, False: 0] ------------------ 208| | // Cache full (or the cached open failed): hand out a private handle, which 209| | // the matching frame_reader_release() closes since it is not frame->read_fp 210| 15| fp = io_cb->open(frame->urlpath, "rb", io->params); 211| 15| } 212| 15| return fp; 213| 15|#endif 214| 15|} frame_reader_invalidate: 265| 9.27k|void frame_reader_invalidate(blosc2_frame_s* frame) { 266| 9.27k| blosc2_pthread_mutex_lock(&frame->read_fp_mutex); ------------------ | | 92| 9.27k|#define blosc2_pthread_mutex_lock(a) pthread_mutex_lock((a)) ------------------ 267| 9.27k| frame_reader_close_locked(frame, true); 268| 9.27k| blosc2_pthread_mutex_unlock(&frame->read_fp_mutex); ------------------ | | 93| 9.27k|#define blosc2_pthread_mutex_unlock(a) pthread_mutex_unlock((a)) ------------------ 269| 9.27k|} frame_lock: 481| 9.79k|int frame_lock(blosc2_frame_s* frame, bool exclusive) { 482| 9.79k| if (frame == NULL || !frame->locking) { ------------------ | Branch (482:7): [True: 0, False: 9.79k] | Branch (482:24): [True: 9.79k, False: 0] ------------------ 483| 9.79k| return BLOSC2_ERROR_SUCCESS; 484| 9.79k| } 485| 0| if (frame->lock_depth > 0) { ------------------ | Branch (485:7): [True: 0, False: 0] ------------------ 486| | // Already held by this handle (a nested call); the outer lock covers us 487| 0| frame->lock_depth++; 488| 0| return BLOSC2_ERROR_SUCCESS; 489| 0| } 490| 0| if (frame->lock_fd == -1) { ------------------ | Branch (490:7): [True: 0, False: 0] ------------------ 491| | // Lazily open the sidecar, kept for the frame's lifetime 492| 0| char* path = frame_lock_path(frame); 493| 0| if (path == NULL) { ------------------ | Branch (493:9): [True: 0, False: 0] ------------------ 494| 0| return BLOSC2_ERROR_MEMORY_ALLOC; 495| 0| } 496| |#if defined(_WIN32) 497| | HANDLE h = CreateFileA(path, GENERIC_READ | GENERIC_WRITE, 498| | FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, 499| | NULL, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL); 500| | if (h == INVALID_HANDLE_VALUE) { 501| | BLOSC_TRACE_ERROR("Cannot open the lock file in: %s", path); 502| | free(path); 503| | return BLOSC2_ERROR_LOCK; 504| | } 505| | frame->lock_fd = (intptr_t)h; 506| |#else 507| 0| int fd = open(path, O_CREAT | O_RDWR | O_CLOEXEC, 0666); 508| 0| if (fd < 0) { ------------------ | Branch (508:9): [True: 0, False: 0] ------------------ 509| 0| BLOSC_TRACE_ERROR("Cannot open the lock file in: %s", path); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 510| 0| free(path); 511| 0| return BLOSC2_ERROR_LOCK; 512| 0| } 513| 0| frame->lock_fd = fd; 514| 0|#endif 515| 0| free(path); 516| 0| } 517| 0| if (frame_os_lock(frame, exclusive) < 0) { ------------------ | Branch (517:7): [True: 0, False: 0] ------------------ 518| 0| BLOSC_TRACE_ERROR("Cannot lock the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 519| 0| return BLOSC2_ERROR_LOCK; 520| 0| } 521| | // Generation counter: writers bump it, everyone compares it with the last 522| | // value it saw. This detects mutations by other handles exactly, even when 523| | // the frame length on disk ends up unchanged (which the length-based 524| | // staleness check in frame_refresh_if_stale() cannot see). 525| 0| uint64_t seq; 526| 0| if (frame_lock_read_seq(frame, &seq) < 0 || ------------------ | Branch (526:7): [True: 0, False: 0] ------------------ 527| 0| (exclusive && frame_lock_write_seq(frame, seq + 1) < 0)) { ------------------ | Branch (527:8): [True: 0, False: 0] | Branch (527:21): [True: 0, False: 0] ------------------ 528| 0| BLOSC_TRACE_ERROR("Cannot access the frame lock generation counter."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 529| 0| frame_os_unlock(frame); 530| 0| return BLOSC2_ERROR_LOCK; 531| 0| } 532| 0| if (seq != frame->lock_seq) { ------------------ | Branch (532:7): [True: 0, False: 0] ------------------ 533| 0| frame->force_refresh = true; 534| 0| } 535| 0| if (exclusive) { ------------------ | Branch (535:7): [True: 0, False: 0] ------------------ 536| 0| seq++; 537| 0| } 538| 0| frame->lock_seq = seq; 539| 0| frame->lock_depth = 1; 540| 0| return BLOSC2_ERROR_SUCCESS; 541| 0|} frame_unlock: 544| 9.79k|int frame_unlock(blosc2_frame_s* frame) { 545| 9.79k| if (frame == NULL || !frame->locking || frame->lock_depth == 0) { ------------------ | Branch (545:7): [True: 0, False: 9.79k] | Branch (545:24): [True: 9.79k, False: 0] | Branch (545:43): [True: 0, False: 0] ------------------ 546| 9.79k| return BLOSC2_ERROR_SUCCESS; 547| 9.79k| } 548| 0| if (--frame->lock_depth > 0) { ------------------ | Branch (548:7): [True: 0, False: 0] ------------------ 549| 0| return BLOSC2_ERROR_SUCCESS; 550| 0| } 551| 0| if (frame_os_unlock(frame) < 0) { ------------------ | Branch (551:7): [True: 0, False: 0] ------------------ 552| 0| BLOSC_TRACE_ERROR("Cannot unlock the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 553| 0| return BLOSC2_ERROR_LOCK; 554| 0| } 555| 0| return BLOSC2_ERROR_SUCCESS; 556| 0|} frame_free: 560| 9.27k|int frame_free(blosc2_frame_s* frame) { 561| | 562| 9.27k| frame_reader_invalidate(frame); 563| 9.27k| blosc2_pthread_mutex_destroy(&frame->read_fp_mutex); ------------------ | | 91| 9.27k|#define blosc2_pthread_mutex_destroy(a) pthread_mutex_destroy((a)) ------------------ 564| | 565| 9.27k| if (frame->locking && frame->lock_fd != -1) { ------------------ | Branch (565:7): [True: 0, False: 9.27k] | Branch (565:25): [True: 0, False: 0] ------------------ 566| |#if defined(_WIN32) 567| | CloseHandle((HANDLE)frame->lock_fd); 568| |#else 569| 0| close((int)frame->lock_fd); 570| 0|#endif 571| 0| } 572| | 573| 9.27k| if (frame->cframe != NULL && !frame->avoid_cframe_free) { ------------------ | Branch (573:7): [True: 9.27k, False: 0] | Branch (573:32): [True: 0, False: 9.27k] ------------------ 574| 0| free(frame->cframe); 575| 0| } 576| | 577| 9.27k| if (frame->coffsets != NULL && frame->coffsets_needs_free) { ------------------ | Branch (577:7): [True: 0, False: 9.27k] | Branch (577:34): [True: 0, False: 0] ------------------ 578| 0| free(frame->coffsets); 579| 0| } 580| | 581| 9.27k| if (frame->urlpath != NULL) { ------------------ | Branch (581:7): [True: 0, False: 9.27k] ------------------ 582| 0| free(frame->urlpath); 583| 0| } 584| | 585| 9.27k| free(frame); 586| | 587| 9.27k| return 0; 588| 9.27k|} get_header_info: 898| 20.5k| uint8_t *splitmode, uint8_t *use_dict, const blosc2_io *io) { 899| 20.5k| uint8_t* framep = frame->cframe; 900| 20.5k| uint8_t* header_ptr; 901| 20.5k| uint8_t header[FRAME_HEADER_MINLEN]; 902| | 903| 20.5k| blosc2_io_cb *io_cb = blosc2_get_io_cb(io->id); 904| 20.5k| if (io_cb == NULL) { ------------------ | Branch (904:7): [True: 0, False: 20.5k] ------------------ 905| 0| BLOSC_TRACE_ERROR("Error getting the input/output API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 906| 0| return BLOSC2_ERROR_PLUGIN_IO; 907| 0| } 908| | 909| 20.5k| if (frame->len <= 0) { ------------------ | Branch (909:7): [True: 0, False: 20.5k] ------------------ 910| 0| return BLOSC2_ERROR_READ_BUFFER; 911| 0| } 912| | 913| 20.5k| if (frame->cframe == NULL) { ------------------ | Branch (913:7): [True: 0, False: 20.5k] ------------------ 914| 0| int64_t rbytes = 0; 915| 0| void* fp = NULL; 916| 0| int64_t io_pos = 0; 917| 0| if (frame->sframe) { ------------------ | Branch (917:9): [True: 0, False: 0] ------------------ 918| 0| fp = sframe_open_index(frame->urlpath, "rb", io); 919| 0| if (fp == NULL) { ------------------ | Branch (919:11): [True: 0, False: 0] ------------------ 920| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 921| 0| return BLOSC2_ERROR_FILE_OPEN; 922| 0| } 923| 0| } 924| 0| else { 925| | /* Ahead of the header read, not after it: everything downstream (and 926| | frame_refresh_if_stale in particular) trusts the length this read 927| | returns, so a stale handle here would pair old metadata with the 928| | replacement's bytes. */ 929| 0| frame_reader_revalidate(frame); 930| 0| fp = frame_reader_acquire(frame, io); 931| 0| if (fp == NULL) { ------------------ | Branch (931:11): [True: 0, False: 0] ------------------ 932| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 933| 0| return BLOSC2_ERROR_FILE_OPEN; 934| 0| } 935| 0| io_pos = frame->file_offset; 936| 0| } 937| 0| if (io_cb->is_allocation_necessary) ------------------ | Branch (937:9): [True: 0, False: 0] ------------------ 938| 0| header_ptr = header; 939| 0| rbytes = io_cb->read((void**)&header_ptr, 1, FRAME_HEADER_MINLEN, io_pos, fp); ------------------ | | 49| 0|#define FRAME_HEADER_MINLEN (FRAME_FILTER_PIPELINE + 1 + 16) // 87 <- minimum length | | ------------------ | | | | 44| 0|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | | | ------------------ | | | | | | 43| 0|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | | | ------------------ | | | | | | | | 42| 0|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | | | ------------------ | | | | | | | | | | 41| 0|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | | | ------------------ | | | | | | | | | | | | 40| 0|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 39| 0|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 38| 0|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 37| 0|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 36| 0|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 32| 0|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 31| 0|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 30| 0|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 0|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 940| 0| frame_reader_release(frame, io_cb, fp); 941| 0| if (rbytes != FRAME_HEADER_MINLEN) { ------------------ | | 49| 0|#define FRAME_HEADER_MINLEN (FRAME_FILTER_PIPELINE + 1 + 16) // 87 <- minimum length | | ------------------ | | | | 44| 0|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | | | ------------------ | | | | | | 43| 0|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | | | ------------------ | | | | | | | | 42| 0|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | | | ------------------ | | | | | | | | | | 41| 0|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | | | ------------------ | | | | | | | | | | | | 40| 0|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 39| 0|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 38| 0|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 37| 0|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 36| 0|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 32| 0|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 31| 0|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 30| 0|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 0|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ | Branch (941:9): [True: 0, False: 0] ------------------ 942| 0| return BLOSC2_ERROR_FILE_READ; 943| 0| } 944| 0| framep = header_ptr; 945| 0| } 946| | 947| | // Consistency check for frame type 948| 20.5k| uint8_t frame_type = framep[FRAME_TYPE]; ------------------ | | 33| 20.5k|#define FRAME_TYPE (FRAME_FLAGS + 1) // 26 | | ------------------ | | | | 32| 20.5k|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | ------------------ | | | | | | 31| 20.5k|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | ------------------ | | | | | | | | 30| 20.5k|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | ------------------ | | | | | | | | | | 29| 20.5k|#define FRAME_HEADER_MAGIC 2 | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 949| 20.5k| uint8_t frame_version = framep[FRAME_FLAGS] & 0x0fu; ------------------ | | 32| 20.5k|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | ------------------ | | | | 31| 20.5k|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | ------------------ | | | | | | 30| 20.5k|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | ------------------ | | | | | | | | 29| 20.5k|#define FRAME_HEADER_MAGIC 2 | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 950| 20.5k| if (frame_version > BLOSC2_VERSION_FRAME_FORMAT) { ------------------ | Branch (950:7): [True: 0, False: 20.5k] ------------------ 951| 0| BLOSC_TRACE_ERROR("Unsupported cframe version: %u", frame_version); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 952| 0| return BLOSC2_ERROR_VERSION_SUPPORT; 953| 0| } 954| 20.5k| if (frame->sframe) { ------------------ | Branch (954:7): [True: 0, False: 20.5k] ------------------ 955| 0| if (frame_type != FRAME_DIRECTORY_TYPE) { ------------------ | | 22| 0|#define FRAME_DIRECTORY_TYPE 1 ------------------ | Branch (955:9): [True: 0, False: 0] ------------------ 956| 0| return BLOSC2_ERROR_FRAME_TYPE; 957| 0| } 958| 20.5k| } else { 959| 20.5k| if (frame_type != FRAME_CONTIGUOUS_TYPE) { ------------------ | | 21| 20.5k|#define FRAME_CONTIGUOUS_TYPE 0 ------------------ | Branch (959:9): [True: 0, False: 20.5k] ------------------ 960| 0| return BLOSC2_ERROR_FRAME_TYPE; 961| 0| } 962| 20.5k| } 963| | 964| | // Fetch some internal lengths 965| 20.5k| from_big(header_len, framep + FRAME_HEADER_LEN, sizeof(*header_len)); ------------------ | | 38| 20.5k|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 966| 20.5k| if (*header_len < FRAME_HEADER_MINLEN) { ------------------ | | 49| 20.5k|#define FRAME_HEADER_MINLEN (FRAME_FILTER_PIPELINE + 1 + 16) // 87 <- minimum length | | ------------------ | | | | 44| 20.5k|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | | | ------------------ | | | | | | 43| 20.5k|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | | | ------------------ | | | | | | | | 42| 20.5k|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | | | ------------------ | | | | | | | | | | 41| 20.5k|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | | | ------------------ | | | | | | | | | | | | 40| 20.5k|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 39| 20.5k|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 38| 20.5k|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 37| 20.5k|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 36| 20.5k|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 32| 20.5k|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 31| 20.5k|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 30| 20.5k|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 20.5k|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ | Branch (966:7): [True: 3, False: 20.5k] ------------------ 967| 3| BLOSC_TRACE_ERROR("Header length is zero or smaller than min allowed."); ------------------ | | 93| 3|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 3| do { \ | | | | 98| 3| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 3| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 3, False: 0] | | | | ------------------ | | | | 100| 3| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 968| 3| return BLOSC2_ERROR_INVALID_HEADER; 969| 3| } 970| 20.5k| from_big(frame_len, framep + FRAME_LEN, sizeof(*frame_len)); ------------------ | | 38| 20.5k|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 971| 20.5k| if (*header_len > *frame_len) { ------------------ | Branch (971:7): [True: 2, False: 20.5k] ------------------ 972| 2| BLOSC_TRACE_ERROR("Header length exceeds length of the frame."); ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 973| 2| return BLOSC2_ERROR_INVALID_HEADER; 974| 2| } 975| 20.5k| from_big(nbytes, framep + FRAME_NBYTES, sizeof(*nbytes)); ------------------ | | 38| 20.5k|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 976| 20.5k| from_big(cbytes, framep + FRAME_CBYTES, sizeof(*cbytes)); ------------------ | | 38| 20.5k|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 977| 20.5k| from_big(blocksize, framep + FRAME_BLOCKSIZE, sizeof(*blocksize)); ------------------ | | 38| 20.5k|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 978| 20.5k| if (chunksize != NULL) { ------------------ | Branch (978:7): [True: 20.5k, False: 0] ------------------ 979| 20.5k| from_big(chunksize, framep + FRAME_CHUNKSIZE, sizeof(*chunksize)); ------------------ | | 38| 20.5k|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 980| 20.5k| } 981| 20.5k| if (typesize != NULL) { ------------------ | Branch (981:7): [True: 19.6k, False: 911] ------------------ 982| 19.6k| from_big(typesize, framep + FRAME_TYPESIZE, sizeof(*typesize)); ------------------ | | 38| 19.6k|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 983| 19.6k| if (*typesize <= 0) { ------------------ | Branch (983:9): [True: 2, False: 19.6k] ------------------ 984| 2| BLOSC_TRACE_ERROR("`typesize` cannot be zero or negative."); ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 985| 2| return BLOSC2_ERROR_INVALID_HEADER; 986| 2| } 987| 19.6k| } 988| | 989| | // Codecs 990| 20.5k| uint8_t frame_codecs = framep[FRAME_CODECS]; ------------------ | | 34| 20.5k|#define FRAME_CODECS (FRAME_FLAGS + 2) // 27 | | ------------------ | | | | 32| 20.5k|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | ------------------ | | | | | | 31| 20.5k|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | ------------------ | | | | | | | | 30| 20.5k|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | ------------------ | | | | | | | | | | 29| 20.5k|#define FRAME_HEADER_MAGIC 2 | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 991| 20.5k| if (clevel != NULL) { ------------------ | Branch (991:7): [True: 9.27k, False: 11.3k] ------------------ 992| 9.27k| *clevel = frame_codecs >> 4u; 993| 9.27k| } 994| 20.5k| if (compcode != NULL) { ------------------ | Branch (994:7): [True: 9.27k, False: 11.3k] ------------------ 995| 9.27k| *compcode = frame_codecs & 0xFu; 996| 9.27k| if (*compcode == BLOSC_UDCODEC_FORMAT) { ------------------ | Branch (996:9): [True: 208, False: 9.06k] ------------------ 997| 208| from_big(compcode, framep + FRAME_UDCODEC, sizeof(*compcode)); ------------------ | | 38| 208|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 998| 208| } 999| 9.27k| } 1000| | 1001| | // Other flags 1002| 20.5k| uint8_t other_flags = framep[FRAME_OTHER_FLAGS]; ------------------ | | 35| 20.5k|#define FRAME_OTHER_FLAGS (FRAME_FLAGS + 3) // 28 | | ------------------ | | | | 32| 20.5k|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | ------------------ | | | | | | 31| 20.5k|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | ------------------ | | | | | | | | 30| 20.5k|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | ------------------ | | | | | | | | | | 29| 20.5k|#define FRAME_HEADER_MAGIC 2 | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 1003| 20.5k| if (splitmode != NULL) { ------------------ | Branch (1003:7): [True: 9.27k, False: 11.3k] ------------------ 1004| 9.27k| *splitmode = (other_flags & 0x03u) + 1; 1005| 9.27k| } 1006| | 1007| | // Other flags 2: bit 0 = use_dict 1008| 20.5k| if (use_dict != NULL) { ------------------ | Branch (1008:7): [True: 9.27k, False: 11.3k] ------------------ 1009| 9.27k| *use_dict = (framep[FRAME_OTHER_FLAGS2] & FRAME_USE_DICT) ? 1 : 0; ------------------ | | 47| 9.27k|#define FRAME_OTHER_FLAGS2 (FRAME_FILTER_PIPELINE + 1 + 14) // 85 | | ------------------ | | | | 44| 9.27k|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | | | ------------------ | | | | | | 43| 9.27k|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | | | ------------------ | | | | | | | | 42| 9.27k|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | | | ------------------ | | | | | | | | | | 41| 9.27k|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | | | ------------------ | | | | | | | | | | | | 40| 9.27k|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 39| 9.27k|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 38| 9.27k|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 37| 9.27k|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 36| 9.27k|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 32| 9.27k|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 31| 9.27k|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 30| 9.27k|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 9.27k|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ *use_dict = (framep[FRAME_OTHER_FLAGS2] & FRAME_USE_DICT) ? 1 : 0; ------------------ | | 48| 9.27k|#define FRAME_USE_DICT (1U << 0) //!< bit 0 of other_flags2: use dictionary compression ------------------ | Branch (1009:17): [True: 3.14k, False: 6.12k] ------------------ 1010| 9.27k| } 1011| | 1012| 20.5k| if (compcode_meta != NULL) { ------------------ | Branch (1012:7): [True: 9.27k, False: 11.3k] ------------------ 1013| 9.27k| from_big(compcode_meta, framep + FRAME_CODEC_META, sizeof(*compcode_meta)); ------------------ | | 38| 9.27k|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 1014| 9.27k| } 1015| | 1016| | // Filters 1017| 20.5k| if (filters != NULL && filters_meta != NULL) { ------------------ | Branch (1017:7): [True: 9.27k, False: 11.3k] | Branch (1017:26): [True: 9.27k, False: 0] ------------------ 1018| 9.27k| uint8_t nfilters = framep[FRAME_FILTER_PIPELINE]; ------------------ | | 44| 9.27k|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | ------------------ | | | | 43| 9.27k|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | ------------------ | | | | | | 42| 9.27k|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | ------------------ | | | | | | | | 41| 9.27k|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | ------------------ | | | | | | | | | | 40| 9.27k|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | ------------------ | | | | | | | | | | | | 39| 9.27k|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 38| 9.27k|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 37| 9.27k|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 36| 9.27k|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 32| 9.27k|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 31| 9.27k|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 30| 9.27k|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 9.27k|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 1019| 9.27k| if (nfilters > BLOSC2_MAX_FILTERS) { ------------------ | Branch (1019:9): [True: 0, False: 9.27k] ------------------ 1020| 0| BLOSC_TRACE_ERROR("The number of filters in frame header are too large for Blosc2."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1021| 0| return BLOSC2_ERROR_INVALID_HEADER; 1022| 0| } 1023| 9.27k| uint8_t *filters_ = framep + FRAME_FILTER_PIPELINE + 1; ------------------ | | 44| 9.27k|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | ------------------ | | | | 43| 9.27k|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | ------------------ | | | | | | 42| 9.27k|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | ------------------ | | | | | | | | 41| 9.27k|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | ------------------ | | | | | | | | | | 40| 9.27k|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | ------------------ | | | | | | | | | | | | 39| 9.27k|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 38| 9.27k|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 37| 9.27k|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 36| 9.27k|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 32| 9.27k|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 31| 9.27k|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 30| 9.27k|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 9.27k|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 1024| 9.27k| uint8_t *filters_meta_ = framep + FRAME_FILTER_PIPELINE + 1 + FRAME_FILTER_PIPELINE_MAX; ------------------ | | 44| 9.27k|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | ------------------ | | | | 43| 9.27k|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | ------------------ | | | | | | 42| 9.27k|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | ------------------ | | | | | | | | 41| 9.27k|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | ------------------ | | | | | | | | | | 40| 9.27k|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | ------------------ | | | | | | | | | | | | 39| 9.27k|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 38| 9.27k|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 37| 9.27k|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 36| 9.27k|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 32| 9.27k|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 31| 9.27k|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 30| 9.27k|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 9.27k|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ uint8_t *filters_meta_ = framep + FRAME_FILTER_PIPELINE + 1 + FRAME_FILTER_PIPELINE_MAX; ------------------ | | 53| 9.27k|#define FRAME_FILTER_PIPELINE_MAX (8) // the maximum number of filters that can be stored in header ------------------ 1025| 15.7k| for (int i = 0; i < nfilters; i++) { ------------------ | Branch (1025:21): [True: 6.52k, False: 9.27k] ------------------ 1026| 6.52k| filters[i] = filters_[i]; 1027| 6.52k| filters_meta[i] = filters_meta_[i]; 1028| 6.52k| } 1029| 9.27k| } 1030| | 1031| 20.5k| if (*nbytes > 0) { ------------------ | Branch (1031:7): [True: 20.5k, False: 54] ------------------ 1032| 20.5k| if (*chunksize > 0) { ------------------ | Branch (1032:9): [True: 15.3k, False: 5.14k] ------------------ 1033| | // We can compute the number of chunks directly when there is a fixed chunk size. 1034| 15.3k| *nchunks = *nbytes / *chunksize; 1035| 15.3k| if (*nbytes % *chunksize > 0) { ------------------ | Branch (1035:11): [True: 12.0k, False: 3.32k] ------------------ 1036| 12.0k| *nchunks += 1; 1037| 12.0k| } 1038| | 1039| | // Sanity check for compressed sizes 1040| 15.3k| if ((*cbytes < 0) || ((int64_t)*nchunks * *chunksize < *nbytes)) { ------------------ | Branch (1040:11): [True: 0, False: 15.3k] | Branch (1040:28): [True: 0, False: 15.3k] ------------------ 1041| 0| BLOSC_TRACE_ERROR("Invalid compressed size in frame header."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1042| 0| return BLOSC2_ERROR_INVALID_HEADER; 1043| 0| } 1044| 15.3k| } 1045| 5.14k| else if (*chunksize == 0) { ------------------ | Branch (1045:14): [True: 5.14k, False: 1] ------------------ 1046| 5.14k| int32_t coffsets_nbytes; 1047| 5.14k| int rc2 = get_coffsets_nbytes(frame, *header_len, *cbytes, &coffsets_nbytes, io); 1048| 5.14k| if (rc2 < 0) { ------------------ | Branch (1048:11): [True: 15, False: 5.12k] ------------------ 1049| 15| return rc2; 1050| 15| } 1051| 5.12k| if (coffsets_nbytes < 0 || coffsets_nbytes % (int32_t)sizeof(int64_t) != 0) { ------------------ | Branch (1051:11): [True: 3, False: 5.12k] | Branch (1051:34): [True: 0, False: 5.12k] ------------------ 1052| 3| BLOSC_TRACE_ERROR("Invalid offsets chunk in frame header."); ------------------ | | 93| 3|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 3| do { \ | | | | 98| 3| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 3| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 3, False: 0] | | | | ------------------ | | | | 100| 3| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1053| 3| return BLOSC2_ERROR_INVALID_HEADER; 1054| 3| } 1055| 5.12k| *nchunks = coffsets_nbytes / (int32_t)sizeof(int64_t); 1056| 5.12k| } 1057| 1| else { 1058| 1| BLOSC_TRACE_ERROR("Invalid chunk size in frame header."); ------------------ | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 1| do { \ | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 1| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 1, False: 0] | | | | ------------------ | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1059| 1| return BLOSC2_ERROR_INVALID_HEADER; 1060| 1| } 1061| 20.5k| } else { 1062| 54| *nchunks = 0; 1063| 54| } 1064| | 1065| 20.5k| if (*nchunks > 0) { ------------------ | Branch (1065:7): [True: 20.5k, False: 60] ------------------ 1066| 20.5k| int32_t off_nbytes; 1067| 20.5k| if (!blosc2_nchunks_to_offsets_nbytes(*nchunks, &off_nbytes)) { ------------------ | Branch (1067:9): [True: 3, False: 20.4k] ------------------ 1068| 3| BLOSC_TRACE_ERROR("Invalid number of chunks in frame header."); ------------------ | | 93| 3|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 3| do { \ | | | | 98| 3| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 3| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 3, False: 0] | | | | ------------------ | | | | 100| 3| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1069| 3| return BLOSC2_ERROR_INVALID_HEADER; 1070| 3| } 1071| 20.5k| } 1072| | 1073| 20.5k| return 0; 1074| 20.5k|} get_trailer_offset: 1077| 449|int64_t get_trailer_offset(blosc2_frame_s *frame, int32_t header_len, bool has_coffsets) { 1078| 449| if (!has_coffsets) { ------------------ | Branch (1078:7): [True: 14, False: 435] ------------------ 1079| | // No data chunks yet 1080| 14| return header_len; 1081| 14| } 1082| 435| return frame->len - frame->trailer_len; 1083| 449|} frame_from_cframe: 1880| 9.29k|blosc2_frame_s* frame_from_cframe(uint8_t *cframe, int64_t len, bool copy) { 1881| | // Get the length of the frame 1882| 9.29k| const uint8_t* header = cframe; 1883| 9.29k| int64_t frame_len; 1884| 9.29k| if (len < FRAME_HEADER_MINLEN) { ------------------ | | 49| 9.29k|#define FRAME_HEADER_MINLEN (FRAME_FILTER_PIPELINE + 1 + 16) // 87 <- minimum length | | ------------------ | | | | 44| 9.29k|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | | | ------------------ | | | | | | 43| 9.29k|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | | | ------------------ | | | | | | | | 42| 9.29k|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | | | ------------------ | | | | | | | | | | 41| 9.29k|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | | | ------------------ | | | | | | | | | | | | 40| 9.29k|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 39| 9.29k|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 38| 9.29k|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 37| 9.29k|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 36| 9.29k|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 32| 9.29k|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 31| 9.29k|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 30| 9.29k|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 9.29k|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ | Branch (1884:7): [True: 0, False: 9.29k] ------------------ 1885| 0| return NULL; 1886| 0| } 1887| | 1888| 9.29k| from_big(&frame_len, header + FRAME_LEN, sizeof(frame_len)); ------------------ | | 38| 9.29k|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 1889| 9.29k| if (frame_len != len) { // sanity check ------------------ | Branch (1889:7): [True: 7, False: 9.28k] ------------------ 1890| 7| return NULL; 1891| 7| } 1892| | 1893| 9.28k| blosc2_frame_s* frame = frame_alloc(); 1894| 9.28k| if (frame == NULL) { ------------------ | Branch (1894:7): [True: 0, False: 9.28k] ------------------ 1895| 0| return NULL; 1896| 0| } 1897| 9.28k| frame->len = frame_len; 1898| 9.28k| frame->file_offset = 0; 1899| | 1900| | // Now, the trailer length 1901| 9.28k| const uint8_t* trailer = cframe + frame_len - FRAME_TRAILER_MINLEN; ------------------ | | 58| 9.28k|#define FRAME_TRAILER_MINLEN (25) // minimum length for the trailer (msgpack overhead) ------------------ 1902| 9.28k| int trailer_offset = FRAME_TRAILER_MINLEN - FRAME_TRAILER_LEN_OFFSET; ------------------ | | 58| 9.28k|#define FRAME_TRAILER_MINLEN (25) // minimum length for the trailer (msgpack overhead) ------------------ int trailer_offset = FRAME_TRAILER_MINLEN - FRAME_TRAILER_LEN_OFFSET; ------------------ | | 59| 9.28k|#define FRAME_TRAILER_LEN_OFFSET (22) // offset to trailer length (counting from the end) ------------------ 1903| 9.28k| if (trailer[trailer_offset - 1] != 0xce) { ------------------ | Branch (1903:7): [True: 0, False: 9.28k] ------------------ 1904| 0| blosc2_pthread_mutex_destroy(&frame->read_fp_mutex); ------------------ | | 91| 0|#define blosc2_pthread_mutex_destroy(a) pthread_mutex_destroy((a)) ------------------ 1905| 0| free(frame); 1906| 0| return NULL; 1907| 0| } 1908| 9.28k| uint32_t trailer_len; 1909| 9.28k| from_big(&trailer_len, trailer + trailer_offset, sizeof(trailer_len)); ------------------ | | 38| 9.28k|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 1910| 9.28k| if (trailer_len < FRAME_TRAILER_MINLEN || trailer_len > INT32_MAX || ------------------ | | 58| 18.5k|#define FRAME_TRAILER_MINLEN (25) // minimum length for the trailer (msgpack overhead) ------------------ | Branch (1910:7): [True: 0, False: 9.28k] | Branch (1910:45): [True: 2, False: 9.28k] ------------------ 1911| 9.28k| (int64_t)trailer_len > frame_len || ------------------ | Branch (1911:7): [True: 1, False: 9.28k] ------------------ 1912| 9.28k| (int64_t)trailer_len > frame_len - FRAME_HEADER_MINLEN) { ------------------ | | 49| 9.28k|#define FRAME_HEADER_MINLEN (FRAME_FILTER_PIPELINE + 1 + 16) // 87 <- minimum length | | ------------------ | | | | 44| 9.28k|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | | | ------------------ | | | | | | 43| 9.28k|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | | | ------------------ | | | | | | | | 42| 9.28k|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | | | ------------------ | | | | | | | | | | 41| 9.28k|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | | | ------------------ | | | | | | | | | | | | 40| 9.28k|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 39| 9.28k|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 38| 9.28k|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 37| 9.28k|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 36| 9.28k|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 32| 9.28k|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 31| 9.28k|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 30| 9.28k|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 9.28k|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ | Branch (1912:7): [True: 1, False: 9.27k] ------------------ 1913| 4| blosc2_pthread_mutex_destroy(&frame->read_fp_mutex); ------------------ | | 91| 4|#define blosc2_pthread_mutex_destroy(a) pthread_mutex_destroy((a)) ------------------ 1914| 4| free(frame); 1915| 4| return NULL; 1916| 4| } 1917| 9.27k| frame->trailer_len = trailer_len; 1918| | 1919| 9.27k| if (copy) { ------------------ | Branch (1919:7): [True: 0, False: 9.27k] ------------------ 1920| 0| frame->cframe = malloc((size_t)len); 1921| 0| memcpy(frame->cframe, cframe, (size_t)len); 1922| 0| } 1923| 9.27k| else { 1924| 9.27k| frame->cframe = cframe; 1925| 9.27k| frame->avoid_cframe_free = true; 1926| 9.27k| } 1927| | 1928| 9.27k| return frame; 1929| 9.28k|} get_coffsets: 2110| 19.6k| int64_t nchunks, int32_t *off_cbytes) { 2111| 19.6k| int32_t chunk_cbytes; 2112| 19.6k| int rc; 2113| | 2114| 19.6k| if (frame->coffsets != NULL) { ------------------ | Branch (2114:7): [True: 0, False: 19.6k] ------------------ 2115| 0| if (off_cbytes != NULL) { ------------------ | Branch (2115:9): [True: 0, False: 0] ------------------ 2116| 0| rc = blosc2_cbuffer_sizes(frame->coffsets, NULL, &chunk_cbytes, NULL); 2117| 0| if (rc < 0) { ------------------ | Branch (2117:11): [True: 0, False: 0] ------------------ 2118| 0| return NULL; 2119| 0| } 2120| 0| *off_cbytes = (int32_t)chunk_cbytes; 2121| 0| } 2122| 0| return frame->coffsets; 2123| 0| } 2124| 19.6k| if (frame->cframe != NULL) { ------------------ | Branch (2124:7): [True: 19.6k, False: 0] ------------------ 2125| 19.6k| int64_t off_pos = header_len; 2126| 19.6k| if (cbytes < INT64_MAX - header_len) { ------------------ | Branch (2126:9): [True: 1.56k, False: 18.0k] ------------------ 2127| 1.56k| off_pos += cbytes; 2128| 1.56k| } 2129| | // Check that there is enough room to read Blosc header 2130| 19.6k| if (off_pos < 0 || off_pos > INT64_MAX - BLOSC_EXTENDED_HEADER_LENGTH || ------------------ | Branch (2130:9): [True: 0, False: 19.6k] | Branch (2130:24): [True: 0, False: 19.6k] ------------------ 2131| 19.6k| off_pos + BLOSC_EXTENDED_HEADER_LENGTH > frame->len) { ------------------ | Branch (2131:9): [True: 5, False: 19.6k] ------------------ 2132| 5| BLOSC_TRACE_ERROR("Cannot read the offsets outside of frame boundary."); ------------------ | | 93| 5|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 5| do { \ | | | | 98| 5| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 5| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 5, False: 0] | | | | ------------------ | | | | 100| 5| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2133| 5| return NULL; 2134| 5| } 2135| | // For in-memory frames, the coffset is just one pointer away 2136| 19.6k| uint8_t* off_start = frame->cframe + off_pos; 2137| 19.6k| if (off_cbytes != NULL) { ------------------ | Branch (2137:9): [True: 19.6k, False: 0] ------------------ 2138| 19.6k| int32_t chunk_nbytes; 2139| 19.6k| int32_t chunk_blocksize; 2140| 19.6k| rc = blosc2_cbuffer_sizes(off_start, &chunk_nbytes, &chunk_cbytes, &chunk_blocksize); 2141| 19.6k| if (rc < 0) { ------------------ | Branch (2141:11): [True: 2, False: 19.6k] ------------------ 2142| 2| return NULL; 2143| 2| } 2144| 19.6k| *off_cbytes = (int32_t)chunk_cbytes; 2145| 19.6k| if (*off_cbytes < 0 || off_pos + *off_cbytes > frame->len) { ------------------ | Branch (2145:11): [True: 0, False: 19.6k] | Branch (2145:30): [True: 6, False: 19.6k] ------------------ 2146| 6| BLOSC_TRACE_ERROR("Cannot read the cbytes outside of frame boundary."); ------------------ | | 93| 6|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 6| do { \ | | | | 98| 6| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 6| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 6, False: 0] | | | | ------------------ | | | | 100| 6| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2147| 6| return NULL; 2148| 6| } 2149| 19.6k| int32_t expected_off_nbytes; 2150| 19.6k| if (!blosc2_nchunks_to_offsets_nbytes(nchunks, &expected_off_nbytes)) { ------------------ | Branch (2150:11): [True: 0, False: 19.6k] ------------------ 2151| 0| BLOSC_TRACE_ERROR("Too many chunks for offsets representation."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2152| 0| return NULL; 2153| 0| } 2154| 19.6k| if (chunk_nbytes != expected_off_nbytes) { ------------------ | Branch (2154:11): [True: 9, False: 19.5k] ------------------ 2155| 9| BLOSC_TRACE_ERROR("The number of chunks in offset idx " ------------------ | | 93| 9|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 9| do { \ | | | | 98| 9| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 9| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 9, False: 0] | | | | ------------------ | | | | 100| 9| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2156| 9| "does not match the ones in the header frame."); 2157| 9| return NULL; 2158| 9| } 2159| | 2160| 19.6k| } 2161| 19.5k| return off_start; 2162| 19.6k| } 2163| | 2164| 0| int64_t trailer_offset = get_trailer_offset(frame, header_len, true); 2165| | 2166| 0| if (trailer_offset < BLOSC_EXTENDED_HEADER_LENGTH || trailer_offset + FRAME_TRAILER_MINLEN > frame->len) { ------------------ | | 58| 0|#define FRAME_TRAILER_MINLEN (25) // minimum length for the trailer (msgpack overhead) ------------------ | Branch (2166:7): [True: 0, False: 0] | Branch (2166:56): [True: 0, False: 0] ------------------ 2167| 0| BLOSC_TRACE_ERROR("Cannot read the trailer out of the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2168| 0| return NULL; 2169| 0| } 2170| | 2171| 0| int64_t coffsets_cbytes64; 2172| 0| if (frame->sframe) { ------------------ | Branch (2172:7): [True: 0, False: 0] ------------------ 2173| 0| coffsets_cbytes64 = trailer_offset - header_len; 2174| 0| } 2175| 0| else { 2176| 0| coffsets_cbytes64 = trailer_offset - (header_len + cbytes); 2177| 0| } 2178| 0| if (coffsets_cbytes64 <= 0 || coffsets_cbytes64 > INT32_MAX) { ------------------ | Branch (2178:7): [True: 0, False: 0] | Branch (2178:33): [True: 0, False: 0] ------------------ 2179| 0| BLOSC_TRACE_ERROR("Offsets chunk size is out of bounds."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2180| 0| return NULL; 2181| 0| } 2182| 0| int32_t coffsets_cbytes = (int32_t)coffsets_cbytes64; 2183| | 2184| 0| if (off_cbytes != NULL) { ------------------ | Branch (2184:7): [True: 0, False: 0] ------------------ 2185| 0| *off_cbytes = coffsets_cbytes; 2186| 0| } 2187| | 2188| 0| blosc2_io_cb *io_cb = blosc2_get_io_cb(frame->schunk->storage->io->id); 2189| 0| if (io_cb == NULL) { ------------------ | Branch (2189:7): [True: 0, False: 0] ------------------ 2190| 0| BLOSC_TRACE_ERROR("Error getting the input/output API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2191| 0| return NULL; 2192| 0| } 2193| | 2194| 0| void* fp = NULL; 2195| 0| uint8_t* coffsets; 2196| 0| if (io_cb->is_allocation_necessary) { ------------------ | Branch (2196:7): [True: 0, False: 0] ------------------ 2197| 0| coffsets = malloc((size_t)coffsets_cbytes); 2198| 0| frame->coffsets_needs_free = true; 2199| 0| } 2200| 0| else { 2201| 0| frame->coffsets_needs_free = false; 2202| 0| } 2203| | 2204| 0| int64_t io_pos = 0; 2205| 0| if (frame->sframe) { ------------------ | Branch (2205:7): [True: 0, False: 0] ------------------ 2206| 0| fp = sframe_open_index(frame->urlpath, "rb", 2207| 0| frame->schunk->storage->io); 2208| 0| if (fp == NULL) { ------------------ | Branch (2208:9): [True: 0, False: 0] ------------------ 2209| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2210| 0| return NULL; 2211| 0| } 2212| 0| io_pos = header_len + 0; 2213| 0| } 2214| 0| else { 2215| 0| fp = frame_reader_acquire(frame, frame->schunk->storage->io); 2216| 0| if (fp == NULL) { ------------------ | Branch (2216:9): [True: 0, False: 0] ------------------ 2217| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2218| 0| return NULL; 2219| 0| } 2220| 0| io_pos = frame->file_offset + header_len + cbytes; 2221| 0| } 2222| 0| int64_t rbytes = io_cb->read((void**)&coffsets, 1, coffsets_cbytes, io_pos, fp); 2223| 0| frame_reader_release(frame, io_cb, fp); 2224| 0| if (rbytes != coffsets_cbytes) { ------------------ | Branch (2224:7): [True: 0, False: 0] ------------------ 2225| 0| BLOSC_TRACE_ERROR("Cannot read the offsets out of the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2226| 0| if (frame->coffsets_needs_free) ------------------ | Branch (2226:9): [True: 0, False: 0] ------------------ 2227| 0| free(coffsets); 2228| 0| return NULL; 2229| 0| } 2230| 0| frame->coffsets = coffsets; 2231| 0| return coffsets; 2232| 0|} frame_get_metalayers: 2521| 462|int frame_get_metalayers(blosc2_frame_s* frame, blosc2_schunk* schunk) { 2522| 462| int32_t header_len; 2523| 462| int64_t frame_len; 2524| 462| int64_t nbytes; 2525| 462| int64_t cbytes; 2526| 462| int32_t blocksize; 2527| 462| int32_t chunksize; 2528| 462| int64_t nchunks; 2529| 462| int ret = get_header_info(frame, &header_len, &frame_len, &nbytes, &cbytes, 2530| 462| &blocksize, &chunksize, &nchunks, 2531| 462| NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 2532| 462| schunk->storage->io); 2533| 462| if (ret < 0) { ------------------ | Branch (2533:7): [True: 0, False: 462] ------------------ 2534| 0| BLOSC_TRACE_ERROR("Unable to get the header info from frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2535| 0| return ret; 2536| 0| } 2537| | 2538| | // Get the header 2539| 462| uint8_t* header = NULL; 2540| 462| bool needs_free = false; 2541| 462| if (frame->cframe != NULL) { ------------------ | Branch (2541:7): [True: 462, False: 0] ------------------ 2542| 462| header = frame->cframe; 2543| 462| } else { 2544| 0| int64_t rbytes = 0; 2545| 0| blosc2_io_cb *io_cb = blosc2_get_io_cb(frame->schunk->storage->io->id); 2546| 0| if (io_cb == NULL) { ------------------ | Branch (2546:9): [True: 0, False: 0] ------------------ 2547| 0| BLOSC_TRACE_ERROR("Error getting the input/output API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2548| 0| return BLOSC2_ERROR_PLUGIN_IO; 2549| 0| } 2550| | 2551| 0| if (io_cb->is_allocation_necessary) { ------------------ | Branch (2551:9): [True: 0, False: 0] ------------------ 2552| 0| header = malloc(header_len); 2553| 0| needs_free = true; 2554| 0| } 2555| 0| else { 2556| 0| needs_free = false; 2557| 0| } 2558| | 2559| 0| void* fp = NULL; 2560| 0| int64_t io_pos = 0; 2561| 0| if (frame->sframe) { ------------------ | Branch (2561:9): [True: 0, False: 0] ------------------ 2562| 0| fp = sframe_open_index(frame->urlpath, "rb", 2563| 0| frame->schunk->storage->io); 2564| 0| if (fp == NULL) { ------------------ | Branch (2564:11): [True: 0, False: 0] ------------------ 2565| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2566| 0| return BLOSC2_ERROR_FILE_OPEN; 2567| 0| } 2568| 0| } 2569| 0| else { 2570| 0| fp = frame_reader_acquire(frame, frame->schunk->storage->io); 2571| 0| if (fp == NULL) { ------------------ | Branch (2571:11): [True: 0, False: 0] ------------------ 2572| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2573| 0| return BLOSC2_ERROR_FILE_OPEN; 2574| 0| } 2575| 0| io_pos = frame->file_offset; 2576| 0| } 2577| 0| if (fp != NULL) { ------------------ | Branch (2577:9): [True: 0, False: 0] ------------------ 2578| 0| rbytes = io_cb->read((void**)&header, 1, header_len, io_pos, fp); 2579| 0| frame_reader_release(frame, io_cb, fp); 2580| 0| } 2581| 0| if (rbytes != header_len) { ------------------ | Branch (2581:9): [True: 0, False: 0] ------------------ 2582| 0| BLOSC_TRACE_ERROR("Cannot access the header out of the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2583| 0| if (needs_free) ------------------ | Branch (2583:11): [True: 0, False: 0] ------------------ 2584| 0| free(header); 2585| 0| return BLOSC2_ERROR_FILE_READ; 2586| 0| } 2587| 0| } 2588| | 2589| 462| ret = get_meta_from_header(frame, schunk, header, header_len); 2590| | 2591| 462| if (frame->cframe == NULL && needs_free) { ------------------ | Branch (2591:7): [True: 0, False: 462] | Branch (2591:32): [True: 0, False: 0] ------------------ 2592| 0| free(header); 2593| 0| } 2594| | 2595| 462| return ret; 2596| 462|} frame_get_vlmetalayers: 2732| 449|int frame_get_vlmetalayers(blosc2_frame_s* frame, blosc2_schunk* schunk) { 2733| 449| int32_t header_len; 2734| 449| int64_t frame_len; 2735| 449| int64_t nbytes; 2736| 449| int64_t cbytes; 2737| 449| int32_t blocksize; 2738| 449| int32_t chunksize; 2739| 449| int64_t nchunks; 2740| 449| int ret = get_header_info(frame, &header_len, &frame_len, &nbytes, &cbytes, 2741| 449| &blocksize, &chunksize, &nchunks, 2742| 449| NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 2743| 449| schunk->storage->io); 2744| 449| if (ret < 0) { ------------------ | Branch (2744:7): [True: 0, False: 449] ------------------ 2745| 0| BLOSC_TRACE_ERROR("Unable to get the trailer info from frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2746| 0| return ret; 2747| 0| } 2748| | 2749| 449| int64_t trailer_offset = get_trailer_offset(frame, header_len, nbytes > 0); 2750| 449| int32_t trailer_len = (int32_t) frame->trailer_len; 2751| | 2752| 449| if (trailer_offset < BLOSC_EXTENDED_HEADER_LENGTH || trailer_offset + trailer_len > frame->len) { ------------------ | Branch (2752:7): [True: 0, False: 449] | Branch (2752:56): [True: 2, False: 447] ------------------ 2753| 2| BLOSC_TRACE_ERROR("Cannot access the trailer out of the frame."); ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2754| 2| return BLOSC2_ERROR_READ_BUFFER; 2755| 2| } 2756| | 2757| | // Get the trailer 2758| 447| uint8_t* trailer = NULL; 2759| 447| bool needs_free = false; 2760| 447| if (frame->cframe != NULL) { ------------------ | Branch (2760:7): [True: 447, False: 0] ------------------ 2761| 447| trailer = frame->cframe + trailer_offset; 2762| 447| } else { 2763| 0| int64_t rbytes = 0; 2764| | 2765| 0| blosc2_io_cb *io_cb = blosc2_get_io_cb(frame->schunk->storage->io->id); 2766| 0| if (io_cb == NULL) { ------------------ | Branch (2766:9): [True: 0, False: 0] ------------------ 2767| 0| BLOSC_TRACE_ERROR("Error getting the input/output API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2768| 0| return BLOSC2_ERROR_PLUGIN_IO; 2769| 0| } 2770| | 2771| 0| if (io_cb->is_allocation_necessary) { ------------------ | Branch (2771:9): [True: 0, False: 0] ------------------ 2772| 0| trailer = malloc(trailer_len); 2773| 0| needs_free = true; 2774| 0| } 2775| 0| else { 2776| 0| needs_free = false; 2777| 0| } 2778| | 2779| 0| void* fp = NULL; 2780| 0| int64_t io_pos = 0; 2781| 0| if (frame->sframe) { ------------------ | Branch (2781:9): [True: 0, False: 0] ------------------ 2782| | // Check for overflow before calculating length 2783| 0| if (strlen(frame->urlpath) > SIZE_MAX - strlen("/chunks.b2frame") - 1) { ------------------ | Branch (2783:11): [True: 0, False: 0] ------------------ 2784| 0| BLOSC_TRACE_ERROR("Path too long for frame filename."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2785| 0| if (needs_free) free(trailer); ------------------ | Branch (2785:13): [True: 0, False: 0] ------------------ 2786| 0| return BLOSC2_ERROR_INVALID_PARAM; 2787| 0| } 2788| 0| size_t _len = strlen(frame->urlpath) + strlen("/chunks.b2frame") + 1; 2789| 0| char* eframe_name = malloc(_len); 2790| 0| if (eframe_name == NULL) { ------------------ | Branch (2790:11): [True: 0, False: 0] ------------------ 2791| 0| BLOSC_TRACE_ERROR("Unable to allocate memory for frame filename."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2792| 0| if (needs_free) free(trailer); ------------------ | Branch (2792:13): [True: 0, False: 0] ------------------ 2793| 0| return BLOSC2_ERROR_MEMORY_ALLOC; 2794| 0| } 2795| 0| int _w = snprintf(eframe_name, _len, "%s/chunks.b2frame", frame->urlpath); 2796| 0| if (_w < 0 || (size_t)_w >= _len) { ------------------ | Branch (2796:11): [True: 0, False: 0] | Branch (2796:21): [True: 0, False: 0] ------------------ 2797| 0| BLOSC_TRACE_ERROR("Error building frame filename"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2798| 0| free(eframe_name); 2799| 0| if (needs_free) free(trailer); ------------------ | Branch (2799:13): [True: 0, False: 0] ------------------ 2800| 0| return BLOSC2_ERROR_INVALID_PARAM; 2801| 0| } 2802| 0| fp = io_cb->open(eframe_name, "rb", frame->schunk->storage->io->params); 2803| 0| if (fp == NULL) { ------------------ | Branch (2803:11): [True: 0, False: 0] ------------------ 2804| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", eframe_name); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2805| 0| free(eframe_name); 2806| 0| return BLOSC2_ERROR_FILE_OPEN; 2807| 0| } 2808| 0| free(eframe_name); 2809| 0| io_pos = trailer_offset; 2810| 0| } 2811| 0| else { 2812| 0| fp = frame_reader_acquire(frame, frame->schunk->storage->io); 2813| 0| if (fp == NULL) { ------------------ | Branch (2813:11): [True: 0, False: 0] ------------------ 2814| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2815| 0| return BLOSC2_ERROR_FILE_OPEN; 2816| 0| } 2817| 0| io_pos = frame->file_offset + trailer_offset; 2818| 0| } 2819| 0| if (fp != NULL) { ------------------ | Branch (2819:9): [True: 0, False: 0] ------------------ 2820| 0| rbytes = io_cb->read((void**)&trailer, 1, trailer_len, io_pos, fp); 2821| 0| frame_reader_release(frame, io_cb, fp); 2822| 0| } 2823| 0| if (rbytes != trailer_len) { ------------------ | Branch (2823:9): [True: 0, False: 0] ------------------ 2824| 0| BLOSC_TRACE_ERROR("Cannot access the trailer out of the fileframe."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2825| 0| if (needs_free) ------------------ | Branch (2825:11): [True: 0, False: 0] ------------------ 2826| 0| free(trailer); 2827| 0| return BLOSC2_ERROR_FILE_READ; 2828| 0| } 2829| 0| } 2830| | 2831| 447| ret = get_vlmeta_from_trailer(frame, schunk, trailer, trailer_len); 2832| | 2833| 447| if (frame->cframe == NULL && needs_free) { ------------------ | Branch (2833:7): [True: 0, False: 447] | Branch (2833:32): [True: 0, False: 0] ------------------ 2834| 0| free(trailer); 2835| 0| } 2836| | 2837| 447| return ret; 2838| 447|} get_new_storage: 2844| 9.24k| const blosc2_io* iodefaults) { 2845| | 2846| 9.24k| blosc2_storage* new_storage = (blosc2_storage*)calloc(1, sizeof(blosc2_storage)); 2847| 9.24k| memcpy(new_storage, storage, sizeof(blosc2_storage)); 2848| 9.24k| if (storage->urlpath != NULL) { ------------------ | Branch (2848:7): [True: 0, False: 9.24k] ------------------ 2849| 0| char* urlpath = normalize_urlpath(storage->urlpath); 2850| 0| new_storage->urlpath = malloc(strlen(urlpath) + 1); 2851| 0| strcpy(new_storage->urlpath, urlpath); 2852| 0| } 2853| | 2854| | // cparams 2855| 9.24k| blosc2_cparams* cparams = malloc(sizeof(blosc2_cparams)); 2856| 9.24k| if (storage->cparams != NULL) { ------------------ | Branch (2856:7): [True: 0, False: 9.24k] ------------------ 2857| 0| memcpy(cparams, storage->cparams, sizeof(blosc2_cparams)); 2858| 9.24k| } else { 2859| 9.24k| memcpy(cparams, cdefaults, sizeof(blosc2_cparams)); 2860| 9.24k| } 2861| 9.24k| new_storage->cparams = cparams; 2862| | 2863| | // dparams 2864| 9.24k| blosc2_dparams* dparams = malloc(sizeof(blosc2_dparams)); 2865| 9.24k| if (storage->dparams != NULL) { ------------------ | Branch (2865:7): [True: 0, False: 9.24k] ------------------ 2866| 0| memcpy(dparams, storage->dparams, sizeof(blosc2_dparams)); 2867| 0| } 2868| 9.24k| else { 2869| 9.24k| memcpy(dparams, ddefaults, sizeof(blosc2_dparams)); 2870| 9.24k| } 2871| 9.24k| new_storage->dparams = dparams; 2872| | 2873| | // iodefaults 2874| 9.24k| blosc2_io* udio = malloc(sizeof(blosc2_io)); 2875| 9.24k| if (storage->io != NULL) { ------------------ | Branch (2875:7): [True: 0, False: 9.24k] ------------------ 2876| 0| memcpy(udio, storage->io, sizeof(blosc2_io)); 2877| 0| } 2878| 9.24k| else { 2879| 9.24k| memcpy(udio, iodefaults, sizeof(blosc2_io)); 2880| 9.24k| } 2881| 9.24k| new_storage->io = udio; 2882| | 2883| 9.24k| return new_storage; 2884| 9.24k|} frame_to_schunk: 2948| 9.27k|blosc2_schunk* frame_to_schunk(blosc2_frame_s* frame, bool copy, const blosc2_io *udio) { 2949| 9.27k| int32_t header_len; 2950| 9.27k| int64_t frame_len; 2951| 9.27k| int rc; 2952| 9.27k| bool frame_attached = true; 2953| 9.27k| blosc2_schunk* schunk = calloc(1, sizeof(blosc2_schunk)); 2954| 9.27k| blosc2_cparams *cparams = NULL; 2955| 9.27k| blosc2_dparams *dparams = NULL; 2956| 9.27k| int64_t *offsets = NULL; 2957| 9.27k| if (schunk == NULL) { ------------------ | Branch (2957:7): [True: 0, False: 9.27k] ------------------ 2958| 0| return NULL; 2959| 0| } 2960| 9.27k| schunk->frame = (blosc2_frame*)frame; 2961| 9.27k| frame->schunk = schunk; 2962| | 2963| 9.27k| rc = get_header_info(frame, &header_len, &frame_len, &schunk->nbytes, 2964| 9.27k| &schunk->cbytes, &schunk->blocksize, 2965| 9.27k| &schunk->chunksize, &schunk->nchunks, &schunk->typesize, 2966| 9.27k| &schunk->compcode, &schunk->compcode_meta, &schunk->clevel, schunk->filters, 2967| 9.27k| schunk->filters_meta, &schunk->splitmode, &schunk->use_dict, udio); 2968| 9.27k| if (rc < 0) { ------------------ | Branch (2968:7): [True: 29, False: 9.25k] ------------------ 2969| 29| BLOSC_TRACE_ERROR("Unable to get meta info from frame."); ------------------ | | 93| 29|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 29| do { \ | | | | 98| 29| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 29| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 29, False: 0] | | | | ------------------ | | | | 100| 29| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2970| 29| goto error; 2971| 29| } 2972| 9.25k| int64_t nchunks = schunk->nchunks; 2973| 9.25k| int64_t nbytes = schunk->nbytes; 2974| 9.25k| (void) nbytes; 2975| 9.25k| int64_t cbytes = schunk->cbytes; 2976| | 2977| | // Compression and decompression contexts 2978| 9.25k| blosc2_schunk_get_cparams(schunk, &cparams); 2979| 9.25k| schunk->cctx = blosc2_create_cctx(*cparams); 2980| 9.25k| if (schunk->cctx == NULL) { ------------------ | Branch (2980:7): [True: 4, False: 9.24k] ------------------ 2981| 4| BLOSC_TRACE_ERROR("Error while creating the compression context"); ------------------ | | 93| 4|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 4| do { \ | | | | 98| 4| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 4| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 4, False: 0] | | | | ------------------ | | | | 100| 4| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2982| 4| goto error; 2983| 4| } 2984| 9.24k| blosc2_schunk_get_dparams(schunk, &dparams); 2985| 9.24k| schunk->dctx = blosc2_create_dctx(*dparams); 2986| 9.24k| if (schunk->dctx == NULL) { ------------------ | Branch (2986:7): [True: 0, False: 9.24k] ------------------ 2987| 0| BLOSC_TRACE_ERROR("Error while creating the decompression context"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2988| 0| goto error; 2989| 0| } 2990| 9.24k| blosc2_storage storage = {.contiguous = copy ? false : true}; ------------------ | Branch (2990:43): [True: 0, False: 9.24k] ------------------ 2991| 9.24k| schunk->storage = get_new_storage(&storage, cparams, dparams, udio); 2992| 9.24k| free(cparams); 2993| 9.24k| cparams = NULL; 2994| 9.24k| free(dparams); 2995| 9.24k| dparams = NULL; 2996| 9.24k| if (nchunks > 0) { ------------------ | Branch (2996:7): [True: 9.22k, False: 22] ------------------ 2997| 9.22k| rc = validate_offsets_chunk(frame, header_len, cbytes, nchunks); 2998| 9.22k| if (rc < 0) { ------------------ | Branch (2998:9): [True: 8.62k, False: 602] ------------------ 2999| 8.62k| BLOSC_TRACE_ERROR("Cannot validate frame offsets."); ------------------ | | 93| 8.62k|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 8.62k| do { \ | | | | 98| 8.62k| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 8.62k| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 8.62k, False: 0] | | | | ------------------ | | | | 100| 8.62k| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3000| 8.62k| goto error; 3001| 8.62k| } 3002| 9.22k| } 3003| 624| if (nchunks > 0) { ------------------ | Branch (3003:7): [True: 602, False: 22] ------------------ 3004| 602| uint8_t *chunk; 3005| 602| bool needs_free; 3006| | // A lazy chunk is enough here: only the header is needed for the flags2 byte 3007| 602| rc = frame_get_lazychunk(frame, 0, &chunk, &needs_free); 3008| 602| if (rc < 0) { ------------------ | Branch (3008:9): [True: 162, False: 440] ------------------ 3009| 162| BLOSC_TRACE_ERROR("Cannot inspect the first chunk in frame."); ------------------ | | 93| 162|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 162| do { \ | | | | 98| 162| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 162| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 162, False: 0] | | | | ------------------ | | | | 100| 162| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3010| 162| goto error; 3011| 162| } 3012| 440| schunk->flags2 = chunk[BLOSC2_CHUNK_BLOSC2_FLAGS2]; 3013| 440| if (needs_free) { ------------------ | Branch (3013:9): [True: 277, False: 163] ------------------ 3014| 277| free(chunk); 3015| 277| } 3016| 440| } 3017| 462| if (!copy) { ------------------ | Branch (3017:7): [True: 462, False: 0] ------------------ 3018| 462| goto out; 3019| 462| } 3020| | 3021| | // We are not attached to a frame anymore 3022| 0| schunk->frame = NULL; 3023| 0| frame_attached = false; 3024| | 3025| 0| if (nchunks == 0) { ------------------ | Branch (3025:7): [True: 0, False: 0] ------------------ 3026| 0| frame->schunk = NULL; 3027| 0| goto out; 3028| 0| } 3029| | 3030| | // Get the compressed offsets 3031| 0| int32_t coffsets_cbytes = 0; 3032| 0| uint8_t* coffsets = get_coffsets(frame, header_len, cbytes, nchunks, &coffsets_cbytes); 3033| 0| if (coffsets == NULL) { ------------------ | Branch (3033:7): [True: 0, False: 0] ------------------ 3034| 0| BLOSC_TRACE_ERROR("Cannot get the offsets for the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3035| 0| goto error; 3036| 0| } 3037| | 3038| | // Decompress offsets 3039| 0| blosc2_dparams off_dparams = BLOSC2_DPARAMS_DEFAULTS; 3040| 0| blosc2_context *dctx = blosc2_create_dctx(off_dparams); 3041| 0| if (dctx == NULL) { ------------------ | Branch (3041:7): [True: 0, False: 0] ------------------ 3042| 0| BLOSC_TRACE_ERROR("Error while creating the decompression context"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3043| 0| goto error; 3044| 0| } 3045| 0| int32_t offsets_nbytes; 3046| 0| if (!blosc2_nchunks_to_offsets_nbytes(nchunks, &offsets_nbytes)) { ------------------ | Branch (3046:7): [True: 0, False: 0] ------------------ 3047| 0| blosc2_free_ctx(dctx); 3048| 0| BLOSC_TRACE_ERROR("Too many chunks for offsets representation."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3049| 0| goto error; 3050| 0| } 3051| 0| offsets = (int64_t *) malloc((size_t)offsets_nbytes); 3052| 0| if (offsets == NULL) { ------------------ | Branch (3052:7): [True: 0, False: 0] ------------------ 3053| 0| blosc2_free_ctx(dctx); 3054| 0| BLOSC_TRACE_ERROR("Cannot allocate memory for offsets."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3055| 0| goto error; 3056| 0| } 3057| 0| int32_t off_nbytes = blosc2_decompress_ctx(dctx, coffsets, coffsets_cbytes, 3058| 0| offsets, offsets_nbytes); 3059| 0| blosc2_free_ctx(dctx); 3060| 0| if (off_nbytes < 0) { ------------------ | Branch (3060:7): [True: 0, False: 0] ------------------ 3061| 0| BLOSC_TRACE_ERROR("Cannot decompress the offsets chunk."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3062| 0| goto error; 3063| 0| } 3064| | 3065| | // We want the contiguous schunk, so create the actual data chunks (and, while doing this, 3066| | // get a guess at the blocksize used in this frame) 3067| 0| int64_t acc_nbytes = 0; 3068| 0| int64_t acc_cbytes = 0; 3069| 0| int32_t blocksize = 0; 3070| 0| int32_t chunk_nbytes; 3071| 0| int32_t chunk_cbytes; 3072| 0| int32_t chunk_blocksize; 3073| 0| size_t prev_alloc = BLOSC_EXTENDED_HEADER_LENGTH; 3074| 0| uint8_t* data_chunk = NULL; 3075| 0| bool needs_free = false; 3076| 0| const blosc2_io_cb *io_cb = blosc2_get_io_cb(udio->id); 3077| 0| if (io_cb == NULL) { ------------------ | Branch (3077:7): [True: 0, False: 0] ------------------ 3078| 0| blosc2_schunk_free(schunk); 3079| 0| BLOSC_TRACE_ERROR("Error getting the input/output API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3080| 0| return NULL; 3081| 0| } 3082| | 3083| 0| void* fp = NULL; 3084| 0| if (frame->cframe == NULL) { ------------------ | Branch (3084:7): [True: 0, False: 0] ------------------ 3085| 0| if (io_cb->is_allocation_necessary) { ------------------ | Branch (3085:9): [True: 0, False: 0] ------------------ 3086| 0| data_chunk = malloc((size_t)prev_alloc); 3087| 0| needs_free = true; 3088| 0| } 3089| 0| else { 3090| 0| needs_free = false; 3091| 0| } 3092| | 3093| 0| if (!frame->sframe) { ------------------ | Branch (3093:9): [True: 0, False: 0] ------------------ 3094| | // If not the chunks won't be in the frame 3095| 0| fp = frame_reader_acquire(frame, udio); 3096| 0| if (fp == NULL) { ------------------ | Branch (3096:11): [True: 0, False: 0] ------------------ 3097| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3098| 0| rc = BLOSC2_ERROR_FILE_OPEN; 3099| 0| goto end; 3100| 0| } 3101| 0| } 3102| 0| } 3103| 0| schunk->data = malloc(nchunks * sizeof(void*)); 3104| 0| for (int64_t i = 0; i < nchunks; i++) { ------------------ | Branch (3104:23): [True: 0, False: 0] ------------------ 3105| 0| if (frame->cframe != NULL) { ------------------ | Branch (3105:9): [True: 0, False: 0] ------------------ 3106| 0| if (needs_free) { ------------------ | Branch (3106:11): [True: 0, False: 0] ------------------ 3107| 0| free(data_chunk); 3108| 0| } 3109| 0| if (offsets[i] < 0) { ------------------ | Branch (3109:11): [True: 0, False: 0] ------------------ 3110| 0| int64_t rbytes = frame_get_chunk(frame, i, &data_chunk, &needs_free); 3111| 0| if (rbytes < 0) { ------------------ | Branch (3111:13): [True: 0, False: 0] ------------------ 3112| 0| break; 3113| 0| } 3114| 0| } 3115| 0| else { 3116| 0| if (offsets[i] > INT64_MAX - header_len || ------------------ | Branch (3116:13): [True: 0, False: 0] ------------------ 3117| 0| header_len + offsets[i] > frame->len - BLOSC_EXTENDED_HEADER_LENGTH || ------------------ | Branch (3117:13): [True: 0, False: 0] ------------------ 3118| 0| offsets[i] > cbytes - BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (3118:13): [True: 0, False: 0] ------------------ 3119| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3120| 0| break; 3121| 0| } 3122| 0| data_chunk = frame->cframe + header_len + offsets[i]; 3123| 0| needs_free = false; 3124| 0| } 3125| 0| rc = blosc2_cbuffer_sizes(data_chunk, NULL, &chunk_cbytes, NULL); 3126| 0| if (rc < 0) { ------------------ | Branch (3126:11): [True: 0, False: 0] ------------------ 3127| 0| break; 3128| 0| } 3129| 0| if (offsets[i] >= 0 && ------------------ | Branch (3129:11): [True: 0, False: 0] ------------------ 3130| 0| (chunk_cbytes < BLOSC_EXTENDED_HEADER_LENGTH || ------------------ | Branch (3130:12): [True: 0, False: 0] ------------------ 3131| 0| offsets[i] > INT64_MAX - chunk_cbytes || ------------------ | Branch (3131:12): [True: 0, False: 0] ------------------ 3132| 0| offsets[i] + chunk_cbytes > cbytes)) { ------------------ | Branch (3132:12): [True: 0, False: 0] ------------------ 3133| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3134| 0| break; 3135| 0| } 3136| 0| } 3137| 0| else { 3138| 0| int64_t rbytes; 3139| 0| if (offsets[i] < 0 || frame->sframe) { ------------------ | Branch (3139:11): [True: 0, False: 0] | Branch (3139:29): [True: 0, False: 0] ------------------ 3140| 0| if (needs_free) { ------------------ | Branch (3140:13): [True: 0, False: 0] ------------------ 3141| 0| free(data_chunk); 3142| 0| } 3143| 0| rbytes = frame_get_chunk(frame, i, &data_chunk, &needs_free); 3144| 0| if (rbytes < 0) { ------------------ | Branch (3144:13): [True: 0, False: 0] ------------------ 3145| 0| break; 3146| 0| } 3147| 0| } 3148| 0| else { 3149| 0| if (offsets[i] > INT64_MAX - header_len || ------------------ | Branch (3149:13): [True: 0, False: 0] ------------------ 3150| 0| header_len + offsets[i] > frame->len - BLOSC_EXTENDED_HEADER_LENGTH || ------------------ | Branch (3150:13): [True: 0, False: 0] ------------------ 3151| 0| offsets[i] > cbytes - BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (3151:13): [True: 0, False: 0] ------------------ 3152| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3153| 0| break; 3154| 0| } 3155| 0| int64_t io_pos = frame->file_offset + header_len + offsets[i]; 3156| 0| rbytes = io_cb->read((void**)&data_chunk, 1, BLOSC_EXTENDED_HEADER_LENGTH, io_pos, fp); 3157| 0| } 3158| 0| if (rbytes != BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (3158:11): [True: 0, False: 0] ------------------ 3159| 0| rc = BLOSC2_ERROR_READ_BUFFER; 3160| 0| break; 3161| 0| } 3162| 0| rc = blosc2_cbuffer_sizes(data_chunk, NULL, &chunk_cbytes, NULL); 3163| 0| if (rc < 0) { ------------------ | Branch (3163:11): [True: 0, False: 0] ------------------ 3164| 0| break; 3165| 0| } 3166| 0| if (offsets[i] >= 0 && ------------------ | Branch (3166:11): [True: 0, False: 0] ------------------ 3167| 0| (chunk_cbytes < BLOSC_EXTENDED_HEADER_LENGTH || ------------------ | Branch (3167:12): [True: 0, False: 0] ------------------ 3168| 0| offsets[i] > INT64_MAX - chunk_cbytes || ------------------ | Branch (3168:12): [True: 0, False: 0] ------------------ 3169| 0| offsets[i] + chunk_cbytes > cbytes)) { ------------------ | Branch (3169:12): [True: 0, False: 0] ------------------ 3170| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3171| 0| break; 3172| 0| } 3173| 0| if (chunk_cbytes > (int32_t)prev_alloc) { ------------------ | Branch (3173:11): [True: 0, False: 0] ------------------ 3174| 0| if (io_cb->is_allocation_necessary) ------------------ | Branch (3174:13): [True: 0, False: 0] ------------------ 3175| 0| data_chunk = realloc(data_chunk, chunk_cbytes); 3176| 0| if (data_chunk == NULL) { ------------------ | Branch (3176:13): [True: 0, False: 0] ------------------ 3177| 0| BLOSC_TRACE_ERROR("Cannot realloc space for the data_chunk."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3178| 0| rc = BLOSC2_ERROR_MEMORY_ALLOC; 3179| 0| break; 3180| 0| } 3181| 0| prev_alloc = chunk_cbytes; 3182| 0| } 3183| 0| if (!frame->sframe) { ------------------ | Branch (3183:11): [True: 0, False: 0] ------------------ 3184| 0| int64_t io_pos = frame->file_offset + header_len + offsets[i]; 3185| 0| rbytes = io_cb->read((void**)&data_chunk, 1, chunk_cbytes, io_pos, fp); 3186| 0| if (rbytes != chunk_cbytes) { ------------------ | Branch (3186:13): [True: 0, False: 0] ------------------ 3187| 0| rc = BLOSC2_ERROR_READ_BUFFER; 3188| 0| break; 3189| 0| } 3190| 0| } 3191| 0| } 3192| 0| uint8_t* new_chunk = malloc(chunk_cbytes); 3193| 0| memcpy(new_chunk, data_chunk, chunk_cbytes); 3194| 0| schunk->data[i] = new_chunk; 3195| 0| rc = blosc2_cbuffer_sizes(data_chunk, &chunk_nbytes, NULL, &chunk_blocksize); 3196| 0| if (rc < 0) { ------------------ | Branch (3196:9): [True: 0, False: 0] ------------------ 3197| 0| break; 3198| 0| } 3199| 0| acc_nbytes += chunk_nbytes; 3200| 0| acc_cbytes += chunk_cbytes; 3201| 0| if (i == 0) { ------------------ | Branch (3201:9): [True: 0, False: 0] ------------------ 3202| 0| blocksize = chunk_blocksize; 3203| 0| } 3204| 0| else if (blocksize != chunk_blocksize) { ------------------ | Branch (3204:14): [True: 0, False: 0] ------------------ 3205| | // Blocksize varies 3206| 0| blocksize = 0; 3207| 0| } 3208| 0| } 3209| | 3210| | // We are not attached to a schunk anymore 3211| 0| frame->schunk = NULL; 3212| | 3213| 0| end: 3214| 0| if (needs_free) { ------------------ | Branch (3214:7): [True: 0, False: 0] ------------------ 3215| 0| free(data_chunk); 3216| 0| } 3217| 0| if (frame->cframe == NULL) { ------------------ | Branch (3217:7): [True: 0, False: 0] ------------------ 3218| 0| if (!frame->sframe) { ------------------ | Branch (3218:9): [True: 0, False: 0] ------------------ 3219| 0| frame_reader_release(frame, io_cb, fp); 3220| 0| } 3221| 0| } 3222| 0| free(offsets); 3223| | // Avoid a double-free in the `error:` cleanup below, which is reached 3224| | // when frame_get_metalayers / frame_get_vlmetalayers reject a malformed 3225| | // metalayer index after we've already freed `offsets` here. 3226| 0| offsets = NULL; 3227| | 3228| | // cframes and sframes have different ways to store chunks with special values: 3229| | // 1) cframes represent special chunks as negative offsets 3230| | // 2) sframes does not have the concept of offsets, but rather of data pointers (.data) 3231| | // so they always have a pointer to a special chunk 3232| | // This is why cframes and sframes have different cbytes and hence, we cannot enforce acc_bytes == schunk->cbytes 3233| | // In the future, maybe we could provide special meanings for .data[i] > 0x7FFFFFFF, but not there yet 3234| | // if (rc < 0 || acc_nbytes != nbytes || acc_cbytes != cbytes) { 3235| 0| if (rc < 0 || acc_nbytes != nbytes) { ------------------ | Branch (3235:7): [True: 0, False: 0] | Branch (3235:17): [True: 0, False: 0] ------------------ 3236| 0| goto error; 3237| 0| } 3238| | // Update counters 3239| 0| schunk->cbytes = acc_cbytes; 3240| 0| schunk->blocksize = blocksize; 3241| | 3242| 462| out: 3243| 462| rc = frame_get_metalayers(frame, schunk); 3244| 462| if (rc < 0) { ------------------ | Branch (3244:7): [True: 13, False: 449] ------------------ 3245| 13| BLOSC_TRACE_ERROR("Cannot access the metalayers."); ------------------ | | 93| 13|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 13| do { \ | | | | 98| 13| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 13| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 13, False: 0] | | | | ------------------ | | | | 100| 13| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3246| 13| goto error; 3247| 13| } 3248| | 3249| 449| rc = frame_get_vlmetalayers(frame, schunk); 3250| 449| if (rc < 0) { ------------------ | Branch (3250:7): [True: 70, False: 379] ------------------ 3251| 70| BLOSC_TRACE_ERROR("Cannot access the vlmetalayers."); ------------------ | | 93| 70|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 70| do { \ | | | | 98| 70| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 70| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 70, False: 0] | | | | ------------------ | | | | 100| 70| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3252| 70| goto error; 3253| 70| } 3254| | 3255| 379| return schunk; 3256| | 3257| 8.90k|error: 3258| 8.90k| free(cparams); 3259| 8.90k| free(dparams); 3260| 8.90k| free(offsets); 3261| 8.90k| if (schunk != NULL) { ------------------ | Branch (3261:7): [True: 8.90k, False: 0] ------------------ 3262| 8.90k| blosc2_schunk_free(schunk); 3263| 8.90k| } 3264| 8.90k| if (!frame_attached) { ------------------ | Branch (3264:7): [True: 0, False: 8.90k] ------------------ 3265| 0| frame->schunk = NULL; 3266| 0| frame_free(frame); 3267| 0| } 3268| | return NULL; 3269| 449|} get_coffset: 3291| 10.3k| int64_t nchunk, int64_t nchunks, int64_t *offset) { 3292| 10.3k| int32_t off_cbytes; 3293| | // Get the offset to nchunk 3294| 10.3k| uint8_t *coffsets = get_coffsets(frame, header_len, cbytes, nchunks, &off_cbytes); 3295| 10.3k| if (coffsets == NULL) { ------------------ | Branch (3295:7): [True: 0, False: 10.3k] ------------------ 3296| 0| BLOSC_TRACE_ERROR("Cannot get the offset for chunk %" PRId64 " for the frame.", nchunk); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3297| 0| return BLOSC2_ERROR_DATA; 3298| 0| } 3299| | 3300| | // Get the 64-bit offset 3301| 10.3k| int rc = blosc2_getitem(coffsets, off_cbytes, (int32_t)nchunk, 1, offset, (int32_t)sizeof(int64_t)); 3302| 10.3k| if (rc < 0) { ------------------ | Branch (3302:7): [True: 18, False: 10.3k] ------------------ 3303| 18| BLOSC_TRACE_ERROR("Problems retrieving a chunk offset."); ------------------ | | 93| 18|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 18| do { \ | | | | 98| 18| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 18| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 18, False: 0] | | | | ------------------ | | | | 100| 18| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3304| 10.3k| } else if (!frame->sframe && *offset >= 0) { ------------------ | Branch (3304:14): [True: 10.3k, False: 0] | Branch (3304:32): [True: 8.50k, False: 1.87k] ------------------ 3305| 8.50k| if (cbytes < 0 || cbytes > INT64_MAX - header_len) { ------------------ | Branch (3305:9): [True: 0, False: 8.50k] | Branch (3305:23): [True: 14, False: 8.48k] ------------------ 3306| 14| BLOSC_TRACE_ERROR("Invalid compressed size in frame header."); ------------------ | | 93| 14|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 14| do { \ | | | | 98| 14| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 14| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 14, False: 0] | | | | ------------------ | | | | 100| 14| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3307| 14| return BLOSC2_ERROR_INVALID_HEADER; 3308| 14| } 3309| 8.48k| if (*offset > INT64_MAX - header_len) { ------------------ | Branch (3309:9): [True: 0, False: 8.48k] ------------------ 3310| 0| BLOSC_TRACE_ERROR("Offset for chunk %" PRId64 " overflows frame position.", nchunk); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3311| 0| return BLOSC2_ERROR_INVALID_HEADER; 3312| 0| } 3313| 8.48k| int64_t chunk_pos = header_len + *offset; 3314| 8.48k| int64_t data_limit = header_len + cbytes; 3315| 8.48k| if (chunk_pos < header_len || ------------------ | Branch (3315:9): [True: 0, False: 8.48k] ------------------ 3316| 8.48k| chunk_pos > data_limit - BLOSC_EXTENDED_HEADER_LENGTH || ------------------ | Branch (3316:9): [True: 55, False: 8.43k] ------------------ 3317| 8.43k| chunk_pos > frame->len - BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (3317:9): [True: 99, False: 8.33k] ------------------ 3318| 154| BLOSC_TRACE_ERROR("Cannot read chunk %" PRId64 " outside of frame boundary.", nchunk); ------------------ | | 93| 154|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 154| do { \ | | | | 98| 154| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 154| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 154, False: 0] | | | | ------------------ | | | | 100| 154| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3319| 154| return BLOSC2_ERROR_INVALID_HEADER; 3320| 154| } 3321| 8.48k| } 3322| | 3323| 10.2k| return rc; 3324| 10.3k|} frame_special_chunk: 3329| 1.87k| uint8_t** chunk, int32_t cbytes, bool *needs_free) { 3330| 1.87k| int rc = 0; 3331| 1.87k| *chunk = malloc(cbytes); 3332| 1.87k| *needs_free = true; 3333| | 3334| | // Detect the kind of special value 3335| 1.87k| uint64_t zeros_mask = (uint64_t) BLOSC2_SPECIAL_ZERO << (8 * 7); // chunk of zeros 3336| 1.87k| uint64_t nans_mask = (uint64_t) BLOSC2_SPECIAL_NAN << (8 * 7); // chunk of NaNs 3337| 1.87k| uint64_t uninit_mask = (uint64_t) BLOSC2_SPECIAL_UNINIT << (8 * 7); // chunk of uninit values 3338| | 3339| 1.87k| blosc2_cparams cparams = BLOSC2_CPARAMS_DEFAULTS; 3340| 1.87k| cparams.typesize = typesize; 3341| 1.87k| cparams.blocksize = blocksize; 3342| 1.87k| if (special_value & zeros_mask) { ------------------ | Branch (3342:7): [True: 1.21k, False: 663] ------------------ 3343| 1.21k| rc = blosc2_chunk_zeros(cparams, nbytes, *chunk, cbytes); 3344| 1.21k| if (rc < 0) { ------------------ | Branch (3344:9): [True: 3, False: 1.21k] ------------------ 3345| 3| BLOSC_TRACE_ERROR("Error creating a zero chunk"); ------------------ | | 93| 3|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 3| do { \ | | | | 98| 3| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 3| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 3, False: 0] | | | | ------------------ | | | | 100| 3| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3346| 3| } 3347| 1.21k| } 3348| 663| else if (special_value & uninit_mask) { ------------------ | Branch (3348:12): [True: 535, False: 128] ------------------ 3349| 535| rc = blosc2_chunk_uninit(cparams, nbytes, *chunk, cbytes); 3350| 535| if (rc < 0) { ------------------ | Branch (3350:9): [True: 2, False: 533] ------------------ 3351| 2| BLOSC_TRACE_ERROR("Error creating a non initialized chunk"); ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3352| 2| } 3353| 535| } 3354| 128| else if (special_value & nans_mask) { ------------------ | Branch (3354:12): [True: 125, False: 3] ------------------ 3355| 125| rc = blosc2_chunk_nans(cparams, nbytes, *chunk, cbytes); 3356| 125| if (rc < 0) { ------------------ | Branch (3356:9): [True: 2, False: 123] ------------------ 3357| 2| BLOSC_TRACE_ERROR("Error creating a nan chunk"); ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3358| 2| } 3359| 125| } 3360| 3| else { 3361| 3| BLOSC_TRACE_ERROR("Special value not recognized: %" PRId64 "", special_value); ------------------ | | 93| 3|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 3| do { \ | | | | 98| 3| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 3| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 3, False: 0] | | | | ------------------ | | | | 100| 3| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3362| 3| rc = BLOSC2_ERROR_DATA; 3363| 3| } 3364| | 3365| 1.87k| if (rc < 0) { ------------------ | Branch (3365:7): [True: 10, False: 1.86k] ------------------ 3366| 10| free(*chunk); 3367| 10| *needs_free = false; 3368| 10| *chunk = NULL; 3369| 10| } 3370| | 3371| 1.87k| return rc; 3372| 1.87k|} frame_get_chunk: 3385| 9.79k|int frame_get_chunk(blosc2_frame_s *frame, int64_t nchunk, uint8_t **chunk, bool *needs_free) { 3386| 9.79k| int32_t header_len; 3387| 9.79k| int64_t frame_len; 3388| 9.79k| int64_t nbytes; 3389| 9.79k| int64_t cbytes; 3390| 9.79k| int32_t blocksize; 3391| 9.79k| int32_t chunksize; 3392| 9.79k| int64_t nchunks; 3393| 9.79k| int32_t typesize; 3394| 9.79k| int64_t offset; 3395| 9.79k| int32_t chunk_cbytes; 3396| 9.79k| int rc; 3397| | 3398| 9.79k| *chunk = NULL; 3399| 9.79k| *needs_free = false; 3400| 9.79k| rc = get_header_info(frame, &header_len, &frame_len, &nbytes, &cbytes, 3401| 9.79k| &blocksize, &chunksize, &nchunks, 3402| 9.79k| &typesize, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 3403| 9.79k| frame->schunk->storage->io); 3404| 9.79k| if (rc < 0) { ------------------ | Branch (3404:7): [True: 0, False: 9.79k] ------------------ 3405| 0| BLOSC_TRACE_ERROR("Unable to get meta info from frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3406| 0| return rc; 3407| 0| } 3408| 9.79k| rc = frame_refresh_if_stale(frame, frame_len); 3409| 9.79k| if (rc < 0) { ------------------ | Branch (3409:7): [True: 0, False: 9.79k] ------------------ 3410| 0| BLOSC_TRACE_ERROR("Unable to refresh the frame state from disk."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3411| 0| return rc; 3412| 0| } 3413| 9.79k| if (rc > 0) { ------------------ | Branch (3413:7): [True: 0, False: 9.79k] ------------------ 3414| | // Keep the schunk-level counters in sync with the refreshed on-disk state. 3415| | // Mutating ops (update/delete) read a chunk before adjusting the counters, 3416| | // so this also gives them a fresh base to apply their deltas on. 3417| 0| frame->schunk->nbytes = nbytes; 3418| 0| frame->schunk->cbytes = cbytes; 3419| 0| frame->schunk->nchunks = nchunks; 3420| 0| } 3421| | 3422| 9.79k| if ((nchunks > 0) && (nchunk >= nchunks)) { ------------------ | Branch (3422:7): [True: 9.79k, False: 0] | Branch (3422:24): [True: 0, False: 9.79k] ------------------ 3423| 0| BLOSC_TRACE_ERROR("nchunk ('%" PRId64 "') exceeds the number of chunks " ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3424| 0| "('%" PRId64 "') in frame.", nchunk, nchunks); 3425| 0| return BLOSC2_ERROR_INVALID_PARAM; 3426| 0| } 3427| | 3428| | // Get the offset to nchunk 3429| 9.79k| rc = get_coffset(frame, header_len, cbytes, nchunk, nchunks, &offset); 3430| 9.79k| if (rc < 0) { ------------------ | Branch (3430:7): [True: 40, False: 9.75k] ------------------ 3431| 40| BLOSC_TRACE_ERROR("Unable to get offset to chunk %" PRId64 ".", nchunk); ------------------ | | 93| 40|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 40| do { \ | | | | 98| 40| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 40| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 40, False: 0] | | | | ------------------ | | | | 100| 40| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3432| 40| return rc; 3433| 40| } 3434| | 3435| 9.75k| if (offset < 0) { ------------------ | Branch (3435:7): [True: 1.59k, False: 8.15k] ------------------ 3436| | // Special value 3437| 1.59k| chunk_cbytes = BLOSC_EXTENDED_HEADER_LENGTH; 3438| 1.59k| int32_t chunksize_ = chunksize; 3439| 1.59k| if ((nchunk == nchunks - 1) && (nbytes % chunksize)) { ------------------ | Branch (3439:9): [True: 0, False: 1.59k] | Branch (3439:36): [True: 0, False: 0] ------------------ 3440| | // Last chunk is incomplete. Compute its actual size. 3441| 0| chunksize_ = (int32_t) (nbytes % chunksize); 3442| 0| } 3443| 1.59k| rc = frame_special_chunk(offset, chunksize_, typesize, blocksize, chunk, chunk_cbytes, needs_free); 3444| 1.59k| if (rc < 0) { ------------------ | Branch (3444:9): [True: 6, False: 1.58k] ------------------ 3445| 6| return rc; 3446| 6| } 3447| 1.58k| goto end; 3448| 1.59k| } 3449| | 3450| 8.15k| if (frame->sframe) { ------------------ | Branch (3450:7): [True: 0, False: 8.15k] ------------------ 3451| | // Sparse on-disk 3452| 0| nchunk = offset; 3453| 0| return sframe_get_chunk(frame, nchunk, chunk, needs_free); 3454| 0| } 3455| | 3456| 8.15k| blosc2_io_cb *io_cb = blosc2_get_io_cb(frame->schunk->storage->io->id); 3457| 8.15k| if (io_cb == NULL) { ------------------ | Branch (3457:7): [True: 0, False: 8.15k] ------------------ 3458| 0| BLOSC_TRACE_ERROR("Error getting the input/output API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3459| 0| return BLOSC2_ERROR_PLUGIN_IO; 3460| 0| } 3461| | 3462| 8.15k| if (frame->cframe == NULL) { ------------------ | Branch (3462:7): [True: 0, False: 8.15k] ------------------ 3463| 0| uint8_t* header_ptr; 3464| 0| uint8_t header[BLOSC_EXTENDED_HEADER_LENGTH]; 3465| 0| void* fp = frame_reader_acquire(frame, frame->schunk->storage->io); 3466| 0| if (fp == NULL) { ------------------ | Branch (3466:9): [True: 0, False: 0] ------------------ 3467| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3468| 0| return BLOSC2_ERROR_FILE_OPEN; 3469| 0| } 3470| 0| if (io_cb->is_allocation_necessary) ------------------ | Branch (3470:9): [True: 0, False: 0] ------------------ 3471| 0| header_ptr = header; 3472| 0| int64_t io_pos = frame->file_offset + header_len + offset; 3473| 0| int64_t rbytes = io_cb->read((void**)&header_ptr, 1, sizeof(header), io_pos, fp); 3474| 0| if (rbytes != BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (3474:9): [True: 0, False: 0] ------------------ 3475| 0| BLOSC_TRACE_ERROR("Cannot read the cbytes for chunk in the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3476| 0| frame_reader_release(frame, io_cb, fp); 3477| 0| return BLOSC2_ERROR_FILE_READ; 3478| 0| } 3479| 0| rc = blosc2_cbuffer_sizes(header_ptr, NULL, &chunk_cbytes, NULL); 3480| 0| if (rc < 0) { ------------------ | Branch (3480:9): [True: 0, False: 0] ------------------ 3481| 0| BLOSC_TRACE_ERROR("Cannot read the cbytes for chunk in the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3482| 0| frame_reader_release(frame, io_cb, fp); 3483| 0| return rc; 3484| 0| } 3485| 0| if (chunk_cbytes < BLOSC_EXTENDED_HEADER_LENGTH || ------------------ | Branch (3485:9): [True: 0, False: 0] ------------------ 3486| 0| offset > INT64_MAX - chunk_cbytes || ------------------ | Branch (3486:9): [True: 0, False: 0] ------------------ 3487| 0| offset + chunk_cbytes > cbytes) { ------------------ | Branch (3487:9): [True: 0, False: 0] ------------------ 3488| 0| BLOSC_TRACE_ERROR("Invalid chunk size in frame for chunk %" PRId64 ".", nchunk); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3489| 0| frame_reader_release(frame, io_cb, fp); 3490| 0| return BLOSC2_ERROR_INVALID_HEADER; 3491| 0| } 3492| 0| if (io_cb->is_allocation_necessary) { ------------------ | Branch (3492:9): [True: 0, False: 0] ------------------ 3493| 0| *chunk = malloc(chunk_cbytes); 3494| 0| *needs_free = true; 3495| 0| } 3496| 0| else { 3497| 0| *needs_free = false; 3498| 0| } 3499| | 3500| 0| io_pos = frame->file_offset + header_len + offset; 3501| 0| rbytes = io_cb->read((void**)chunk, 1, chunk_cbytes, io_pos, fp); 3502| 0| frame_reader_release(frame, io_cb, fp); 3503| 0| if (rbytes != chunk_cbytes) { ------------------ | Branch (3503:9): [True: 0, False: 0] ------------------ 3504| 0| BLOSC_TRACE_ERROR("Cannot read the chunk out of the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3505| 0| return BLOSC2_ERROR_FILE_READ; 3506| 0| } 3507| | 3508| 8.15k| } else { 3509| | // The chunk is in memory and just one pointer away 3510| 8.15k| *chunk = frame->cframe + header_len + offset; 3511| 8.15k| rc = blosc2_cbuffer_sizes(*chunk, NULL, &chunk_cbytes, NULL); 3512| 8.15k| if (rc < 0) { ------------------ | Branch (3512:9): [True: 8, False: 8.15k] ------------------ 3513| 8| return rc; 3514| 8| } 3515| 8.15k| if (chunk_cbytes < BLOSC_EXTENDED_HEADER_LENGTH || ------------------ | Branch (3515:9): [True: 1, False: 8.15k] ------------------ 3516| 8.15k| offset > INT64_MAX - chunk_cbytes || ------------------ | Branch (3516:9): [True: 0, False: 8.15k] ------------------ 3517| 8.15k| offset + chunk_cbytes > cbytes) { ------------------ | Branch (3517:9): [True: 45, False: 8.10k] ------------------ 3518| 46| BLOSC_TRACE_ERROR("Invalid chunk size in frame for chunk %" PRId64 ".", nchunk); ------------------ | | 93| 46|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 46| do { \ | | | | 98| 46| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 46| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 46, False: 0] | | | | ------------------ | | | | 100| 46| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3519| 46| return BLOSC2_ERROR_INVALID_HEADER; 3520| 46| } 3521| 8.15k| } 3522| | 3523| 9.69k| end: 3524| 9.69k| return (int32_t)chunk_cbytes; 3525| 8.15k|} frame_get_lazychunk: 3538| 602|int frame_get_lazychunk(blosc2_frame_s *frame, int64_t nchunk, uint8_t **chunk, bool *needs_free) { 3539| 602| int32_t header_len; 3540| 602| int64_t frame_len; 3541| 602| int64_t nbytes; 3542| 602| int64_t cbytes; 3543| 602| int32_t blocksize; 3544| 602| int32_t chunksize; 3545| 602| int64_t nchunks; 3546| 602| int32_t typesize; 3547| 602| int32_t lazychunk_cbytes; 3548| 602| int64_t offset; 3549| 602| void* fp = NULL; 3550| 602| int32_t* block_csizes = NULL; 3551| 602| struct csize_idx *csize_idx = NULL; 3552| | 3553| 602| *chunk = NULL; 3554| 602| *needs_free = false; 3555| 602| int rc = get_header_info(frame, &header_len, &frame_len, &nbytes, &cbytes, 3556| 602| &blocksize, &chunksize, &nchunks, 3557| 602| &typesize, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 3558| 602| frame->schunk->storage->io); 3559| 602| if (rc < 0) { ------------------ | Branch (3559:7): [True: 0, False: 602] ------------------ 3560| 0| BLOSC_TRACE_ERROR("Unable to get meta info from frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3561| 0| return rc; 3562| 0| } 3563| 602| rc = frame_refresh_if_stale(frame, frame_len); 3564| 602| if (rc < 0) { ------------------ | Branch (3564:7): [True: 0, False: 602] ------------------ 3565| 0| BLOSC_TRACE_ERROR("Unable to refresh the frame state from disk."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3566| 0| return rc; 3567| 0| } 3568| 602| if (rc > 0) { ------------------ | Branch (3568:7): [True: 0, False: 602] ------------------ 3569| | // Keep the schunk-level counters in sync with the refreshed on-disk state 3570| | // (see frame_get_chunk). 3571| 0| frame->schunk->nbytes = nbytes; 3572| 0| frame->schunk->cbytes = cbytes; 3573| 0| frame->schunk->nchunks = nchunks; 3574| 0| } 3575| | 3576| 602| if (nchunk >= nchunks) { ------------------ | Branch (3576:7): [True: 0, False: 602] ------------------ 3577| 0| BLOSC_TRACE_ERROR("nchunk ('%" PRId64 "') exceeds the number of chunks " ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3578| 0| "('%" PRId64 "') in frame.", nchunk, nchunks); 3579| 0| return BLOSC2_ERROR_INVALID_PARAM; 3580| 0| } 3581| | 3582| | // Get the offset to nchunk 3583| 602| rc = get_coffset(frame, header_len, cbytes, nchunk, nchunks, &offset); 3584| 602| if (rc < 0) { ------------------ | Branch (3584:7): [True: 146, False: 456] ------------------ 3585| 146| BLOSC_TRACE_ERROR("Unable to get offset to chunk %" PRId64 ".", nchunk); ------------------ | | 93| 146|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 146| do { \ | | | | 98| 146| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 146| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 146, False: 0] | | | | ------------------ | | | | 100| 146| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3586| 146| return rc; 3587| 146| } 3588| | 3589| 456| if (offset < 0) { ------------------ | Branch (3589:7): [True: 281, False: 175] ------------------ 3590| | // Special value 3591| 281| lazychunk_cbytes = BLOSC_EXTENDED_HEADER_LENGTH; 3592| 281| int32_t chunksize_ = chunksize; 3593| 281| if ((nchunk == nchunks - 1) && (nbytes % chunksize)) { ------------------ | Branch (3593:9): [True: 4, False: 277] | Branch (3593:36): [True: 4, False: 0] ------------------ 3594| | // Last chunk is incomplete. Compute its actual size. 3595| 4| chunksize_ = (int32_t) (nbytes % chunksize); 3596| 4| } 3597| 281| rc = frame_special_chunk(offset, chunksize_, typesize, blocksize, chunk, 3598| 281| (int32_t)lazychunk_cbytes, needs_free); 3599| 281| goto end; 3600| 281| } 3601| | 3602| 175| blosc2_io_cb *io_cb = blosc2_get_io_cb(frame->schunk->storage->io->id); 3603| 175| if (io_cb == NULL) { ------------------ | Branch (3603:7): [True: 0, False: 175] ------------------ 3604| 0| BLOSC_TRACE_ERROR("Error getting the input/output API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3605| 0| rc = BLOSC2_ERROR_PLUGIN_IO; 3606| 0| goto end; 3607| 0| } 3608| | 3609| 175| if (frame->cframe == NULL) { ------------------ | Branch (3609:7): [True: 0, False: 175] ------------------ 3610| | // TODO: make this portable across different endianness 3611| | // Get info for building a lazy chunk 3612| 0| int32_t chunk_nbytes; 3613| 0| int32_t chunk_cbytes; 3614| 0| int32_t chunk_blocksize; 3615| 0| uint8_t* header_ptr; 3616| 0| uint8_t header[BLOSC_EXTENDED_HEADER_LENGTH]; 3617| 0| int64_t io_pos = 0; 3618| 0| if (frame->sframe) { ------------------ | Branch (3618:9): [True: 0, False: 0] ------------------ 3619| | // The chunk is not in the frame 3620| 0| fp = sframe_open_chunk(frame->urlpath, offset, "rb", 3621| 0| frame->schunk->storage->io); 3622| 0| if (fp == NULL) { ------------------ | Branch (3622:11): [True: 0, False: 0] ------------------ 3623| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3624| 0| return BLOSC2_ERROR_FILE_OPEN; 3625| 0| } 3626| 0| } 3627| 0| else { 3628| 0| fp = frame_reader_acquire(frame, frame->schunk->storage->io); 3629| 0| if (fp == NULL) { ------------------ | Branch (3629:11): [True: 0, False: 0] ------------------ 3630| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3631| 0| return BLOSC2_ERROR_FILE_OPEN; 3632| 0| } 3633| 0| io_pos = frame->file_offset + header_len + offset; 3634| 0| } 3635| 0| if (io_cb->is_allocation_necessary) ------------------ | Branch (3635:9): [True: 0, False: 0] ------------------ 3636| 0| header_ptr = header; 3637| 0| int64_t rbytes = io_cb->read((void**)&header_ptr, 1, BLOSC_EXTENDED_HEADER_LENGTH, io_pos, fp); 3638| 0| if (rbytes != BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (3638:9): [True: 0, False: 0] ------------------ 3639| 0| BLOSC_TRACE_ERROR("Cannot read the header for chunk in the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3640| 0| rc = BLOSC2_ERROR_FILE_READ; 3641| 0| goto end; 3642| 0| } 3643| 0| rc = blosc2_cbuffer_sizes(header_ptr, &chunk_nbytes, &chunk_cbytes, &chunk_blocksize); 3644| 0| if (rc < 0) { ------------------ | Branch (3644:9): [True: 0, False: 0] ------------------ 3645| 0| goto end; 3646| 0| } 3647| 0| if (chunk_nbytes < 0 || chunk_cbytes < BLOSC_EXTENDED_HEADER_LENGTH || chunk_blocksize <= 0) { ------------------ | Branch (3647:9): [True: 0, False: 0] | Branch (3647:29): [True: 0, False: 0] | Branch (3647:76): [True: 0, False: 0] ------------------ 3648| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3649| 0| goto end; 3650| 0| } 3651| 0| bool vlblocks = (header_ptr[BLOSC2_CHUNK_BLOSC2_FLAGS2] & BLOSC2_VL_BLOCKS) != 0; 3652| 0| size_t nblocks; 3653| 0| size_t leftover_block = 0; 3654| 0| if (vlblocks) { ------------------ | Branch (3654:9): [True: 0, False: 0] ------------------ 3655| 0| nblocks = (size_t)chunk_blocksize; 3656| 0| } 3657| 0| else { 3658| 0| nblocks = (size_t)chunk_nbytes / (size_t)chunk_blocksize; 3659| 0| leftover_block = (size_t)chunk_nbytes % (size_t)chunk_blocksize; 3660| 0| if (leftover_block) { ------------------ | Branch (3660:11): [True: 0, False: 0] ------------------ 3661| 0| if (nblocks == SIZE_MAX) { ------------------ | Branch (3661:13): [True: 0, False: 0] ------------------ 3662| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3663| 0| goto end; 3664| 0| } 3665| 0| nblocks += 1; 3666| 0| } 3667| 0| } 3668| 0| if (nblocks == 0 || nblocks > (size_t)INT_MAX) { ------------------ | Branch (3668:9): [True: 0, False: 0] | Branch (3668:25): [True: 0, False: 0] ------------------ 3669| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3670| 0| goto end; 3671| 0| } 3672| | // Allocate space for the lazy chunk 3673| 0| int32_t special_type = (header_ptr[BLOSC2_CHUNK_BLOSC2_FLAGS] >> 4) & BLOSC2_SPECIAL_MASK; 3674| 0| int memcpyed = header_ptr[BLOSC2_CHUNK_FLAGS] & (uint8_t) BLOSC_MEMCPYED; 3675| | 3676| 0| int32_t trailer_offset; 3677| 0| size_t streams_offset = BLOSC_EXTENDED_HEADER_LENGTH; 3678| 0| size_t trailer_offset_sz = BLOSC_EXTENDED_HEADER_LENGTH; 3679| 0| size_t trailer_len_sz = 0; 3680| 0| size_t lazychunk_cbytes_sz = 0; 3681| 0| size_t bstarts_nbytes = 0; 3682| 0| if (special_type == 0) { ------------------ | Branch (3682:9): [True: 0, False: 0] ------------------ 3683| 0| if (nblocks > SIZE_MAX / sizeof(int32_t)) { ------------------ | Branch (3683:11): [True: 0, False: 0] ------------------ 3684| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3685| 0| goto end; 3686| 0| } 3687| 0| bstarts_nbytes = nblocks * sizeof(int32_t); 3688| | 3689| 0| if (!memcpyed) { ------------------ | Branch (3689:11): [True: 0, False: 0] ------------------ 3690| 0| if ((size_t)chunk_cbytes < BLOSC_EXTENDED_HEADER_LENGTH || ------------------ | Branch (3690:13): [True: 0, False: 0] ------------------ 3691| 0| bstarts_nbytes > (size_t)chunk_cbytes - BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (3691:13): [True: 0, False: 0] ------------------ 3692| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3693| 0| goto end; 3694| 0| } 3695| 0| } 3696| | 3697| 0| if (bstarts_nbytes > SIZE_MAX - trailer_offset_sz) { ------------------ | Branch (3697:11): [True: 0, False: 0] ------------------ 3698| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3699| 0| goto end; 3700| 0| } 3701| 0| trailer_offset_sz += bstarts_nbytes; 3702| | // Regular values have offsets for blocks 3703| 0| if (!memcpyed) { ------------------ | Branch (3703:11): [True: 0, False: 0] ------------------ 3704| 0| if (bstarts_nbytes > SIZE_MAX - streams_offset) { ------------------ | Branch (3704:13): [True: 0, False: 0] ------------------ 3705| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3706| 0| goto end; 3707| 0| } 3708| 0| streams_offset += bstarts_nbytes; 3709| 0| } 3710| | 3711| 0| if (bstarts_nbytes > SIZE_MAX - (sizeof(int32_t) + sizeof(int64_t))) { ------------------ | Branch (3711:11): [True: 0, False: 0] ------------------ 3712| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3713| 0| goto end; 3714| 0| } 3715| 0| trailer_len_sz = sizeof(int32_t) + sizeof(int64_t) + bstarts_nbytes; 3716| 0| if (trailer_len_sz > SIZE_MAX - trailer_offset_sz) { ------------------ | Branch (3716:11): [True: 0, False: 0] ------------------ 3717| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3718| 0| goto end; 3719| 0| } 3720| 0| lazychunk_cbytes_sz = trailer_offset_sz + trailer_len_sz; 3721| 0| } 3722| 0| else if (special_type == BLOSC2_SPECIAL_VALUE) { ------------------ | Branch (3722:14): [True: 0, False: 0] ------------------ 3723| 0| if (typesize <= 0) { ------------------ | Branch (3723:11): [True: 0, False: 0] ------------------ 3724| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3725| 0| goto end; 3726| 0| } 3727| 0| if ((size_t)typesize > SIZE_MAX - trailer_offset_sz || ------------------ | Branch (3727:11): [True: 0, False: 0] ------------------ 3728| 0| (size_t)typesize > SIZE_MAX - streams_offset) { ------------------ | Branch (3728:11): [True: 0, False: 0] ------------------ 3729| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3730| 0| goto end; 3731| 0| } 3732| 0| trailer_offset_sz += (size_t)typesize; 3733| 0| streams_offset += (size_t)typesize; 3734| 0| lazychunk_cbytes_sz = trailer_offset_sz; 3735| 0| } 3736| 0| else { 3737| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3738| 0| goto end; 3739| 0| } 3740| | 3741| 0| if (streams_offset > (size_t)chunk_cbytes || ------------------ | Branch (3741:9): [True: 0, False: 0] ------------------ 3742| 0| trailer_offset_sz > INT32_MAX || ------------------ | Branch (3742:9): [True: 0, False: 0] ------------------ 3743| 0| trailer_len_sz > INT32_MAX || ------------------ | Branch (3743:9): [True: 0, False: 0] ------------------ 3744| 0| lazychunk_cbytes_sz > INT32_MAX) { ------------------ | Branch (3744:9): [True: 0, False: 0] ------------------ 3745| 0| rc = BLOSC2_ERROR_INVALID_HEADER; 3746| 0| goto end; 3747| 0| } 3748| | 3749| 0| trailer_offset = (int32_t)trailer_offset_sz; 3750| 0| lazychunk_cbytes = (int32_t)lazychunk_cbytes_sz; 3751| | 3752| | // Read just the full header and bstarts section too (lazy partial length) 3753| 0| if (frame->sframe) { ------------------ | Branch (3753:9): [True: 0, False: 0] ------------------ 3754| 0| io_pos = 0; 3755| 0| } 3756| 0| else { 3757| 0| io_pos = frame->file_offset + header_len + offset; 3758| 0| } 3759| | 3760| | // The case here is a bit special because more memory is allocated than read from the file 3761| | // and the chunk is modified after reading. Due to the modification, we cannot directly use 3762| | // the memory provided by the io 3763| 0| *chunk = malloc((size_t)lazychunk_cbytes); 3764| 0| if (*chunk == NULL) { ------------------ | Branch (3764:9): [True: 0, False: 0] ------------------ 3765| 0| rc = BLOSC2_ERROR_MEMORY_ALLOC; 3766| 0| goto end; 3767| 0| } 3768| 0| *needs_free = true; 3769| | 3770| 0| if (io_cb->is_allocation_necessary) { ------------------ | Branch (3770:9): [True: 0, False: 0] ------------------ 3771| 0| rbytes = io_cb->read((void**)chunk, 1, (int64_t)streams_offset, io_pos, fp); 3772| 0| } 3773| 0| else { 3774| 0| uint8_t* chunk_ptr; 3775| 0| rbytes = io_cb->read((void**)&chunk_ptr, 1, (int64_t)streams_offset, io_pos, fp); 3776| 0| memcpy(*chunk, chunk_ptr, streams_offset); 3777| 0| } 3778| | 3779| 0| if (rbytes != (int64_t)streams_offset) { ------------------ | Branch (3779:9): [True: 0, False: 0] ------------------ 3780| 0| BLOSC_TRACE_ERROR("Cannot read the (lazy) chunk out of the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3781| 0| rc = BLOSC2_ERROR_FILE_READ; 3782| 0| goto end; 3783| 0| } 3784| 0| if (special_type == BLOSC2_SPECIAL_VALUE) { ------------------ | Branch (3784:9): [True: 0, False: 0] ------------------ 3785| | // Value runlen is not returning a lazy chunk. We are done. 3786| 0| goto end; 3787| 0| } 3788| | 3789| | // Mark chunk as lazy 3790| 0| uint8_t* blosc2_flags = *chunk + BLOSC2_CHUNK_BLOSC2_FLAGS; 3791| 0| *blosc2_flags |= 0x08U; 3792| | 3793| | // Add the trailer (currently, nchunk + offset + block_csizes) 3794| 0| if (frame->sframe) { ------------------ | Branch (3794:9): [True: 0, False: 0] ------------------ 3795| 0| *(int32_t*)(*chunk + trailer_offset) = (int32_t)offset; // offset is nchunk for sframes 3796| 0| *(int64_t*)(*chunk + trailer_offset + sizeof(int32_t)) = offset; 3797| 0| } 3798| 0| else { 3799| 0| *(int32_t*)(*chunk + trailer_offset) = (int32_t)nchunk; 3800| 0| *(int64_t*)(*chunk + trailer_offset + sizeof(int32_t)) = header_len + offset; 3801| 0| } 3802| | 3803| 0| block_csizes = malloc(nblocks * sizeof(int32_t)); 3804| 0| if (block_csizes == NULL) { ------------------ | Branch (3804:9): [True: 0, False: 0] ------------------ 3805| 0| rc = BLOSC2_ERROR_MEMORY_ALLOC; 3806| 0| goto end; 3807| 0| } 3808| | 3809| 0| if (memcpyed) { ------------------ | Branch (3809:9): [True: 0, False: 0] ------------------ 3810| | // When memcpyed the blocksizes are trivial to compute 3811| 0| for (size_t i = 0; i + 1 < nblocks; i++) { ------------------ | Branch (3811:26): [True: 0, False: 0] ------------------ 3812| 0| block_csizes[i] = (int)chunk_blocksize; 3813| 0| } 3814| | // The last block could be incomplete, mainly due to the fact that the block size is not divisible 3815| | // by the typesize 3816| 0| block_csizes[nblocks - 1] = (int32_t)leftover_block ? (int32_t)leftover_block : chunk_blocksize; ------------------ | Branch (3816:35): [True: 0, False: 0] ------------------ 3817| 0| } 3818| 0| else { 3819| | // In regular, compressed chunks, we need to sort the bstarts (they can be out 3820| | // of order because of multi-threading), and get a reverse index too. 3821| 0| memcpy(block_csizes, *chunk + BLOSC_EXTENDED_HEADER_LENGTH, nblocks * sizeof(int32_t)); 3822| | // Helper structure to keep track of original indexes 3823| 0| csize_idx = malloc(nblocks * sizeof(struct csize_idx)); 3824| 0| if (csize_idx == NULL) { ------------------ | Branch (3824:11): [True: 0, False: 0] ------------------ 3825| 0| rc = BLOSC2_ERROR_MEMORY_ALLOC; 3826| 0| goto end; 3827| 0| } 3828| 0| for (size_t n = 0; n < nblocks; n++) { ------------------ | Branch (3828:26): [True: 0, False: 0] ------------------ 3829| 0| csize_idx[n].val = block_csizes[n]; 3830| 0| csize_idx[n].idx = (int)n; 3831| 0| } 3832| 0| qsort(csize_idx, nblocks, sizeof(struct csize_idx), &sort_offset); 3833| | // Compute the actual csizes 3834| 0| int idx; 3835| 0| for (size_t n = 0; n + 1 < nblocks; n++) { ------------------ | Branch (3835:26): [True: 0, False: 0] ------------------ 3836| 0| idx = csize_idx[n].idx; 3837| 0| block_csizes[idx] = csize_idx[n + 1].val - csize_idx[n].val; 3838| 0| } 3839| 0| idx = csize_idx[nblocks - 1].idx; 3840| 0| block_csizes[idx] = chunk_cbytes - csize_idx[nblocks - 1].val; 3841| 0| free(csize_idx); 3842| 0| csize_idx = NULL; 3843| 0| } 3844| | // Copy the csizes at the end of the trailer 3845| 0| void *trailer_csizes = *chunk + lazychunk_cbytes - nblocks * sizeof(int32_t); 3846| 0| memcpy(trailer_csizes, block_csizes, nblocks * sizeof(int32_t)); 3847| 0| free(block_csizes); 3848| 0| block_csizes = NULL; 3849| 175| } else { 3850| | // The chunk is in memory and just one pointer away 3851| 175| int64_t chunk_header_offset = header_len + offset; 3852| 175| int64_t chunk_cbytes_offset = chunk_header_offset + BLOSC_MIN_HEADER_LENGTH; 3853| | 3854| 175| *chunk = frame->cframe + chunk_header_offset; 3855| | 3856| 175| if (chunk_header_offset < 0 || ------------------ | Branch (3856:9): [True: 0, False: 175] ------------------ 3857| 175| chunk_cbytes_offset < chunk_header_offset || ------------------ | Branch (3857:9): [True: 0, False: 175] ------------------ 3858| 175| chunk_cbytes_offset > frame->len) { ------------------ | Branch (3858:9): [True: 0, False: 175] ------------------ 3859| 0| BLOSC_TRACE_ERROR("Cannot read the header for chunk in the (contiguous) frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3860| 0| rc = BLOSC2_ERROR_READ_BUFFER; 3861| 175| } else { 3862| 175| rc = blosc2_cbuffer_sizes(*chunk, NULL, &lazychunk_cbytes, NULL); 3863| 175| if (rc < 0) { ------------------ | Branch (3863:11): [True: 0, False: 175] ------------------ 3864| 0| BLOSC_TRACE_ERROR("Cannot read the chunk header."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3865| 0| rc = BLOSC2_ERROR_READ_BUFFER; 3866| 0| } 3867| 175| else if (lazychunk_cbytes < BLOSC_EXTENDED_HEADER_LENGTH || ------------------ | Branch (3867:16): [True: 2, False: 173] ------------------ 3868| 173| chunk_header_offset > INT64_MAX - lazychunk_cbytes || ------------------ | Branch (3868:16): [True: 0, False: 173] ------------------ 3869| 173| chunk_header_offset + lazychunk_cbytes > frame_len) { ------------------ | Branch (3869:16): [True: 10, False: 163] ------------------ 3870| 12| BLOSC_TRACE_ERROR("Compressed bytes exceed beyond frame length."); ------------------ | | 93| 12|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 12| do { \ | | | | 98| 12| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 12| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 12, False: 0] | | | | ------------------ | | | | 100| 12| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 3871| 12| rc = BLOSC2_ERROR_READ_BUFFER; 3872| 12| } 3873| 175| } 3874| 175| } 3875| | 3876| 456| end: 3877| 456| if (csize_idx != NULL) { ------------------ | Branch (3877:7): [True: 0, False: 456] ------------------ 3878| 0| free(csize_idx); 3879| 0| } 3880| 456| if (block_csizes != NULL) { ------------------ | Branch (3880:7): [True: 0, False: 456] ------------------ 3881| 0| free(block_csizes); 3882| 0| } 3883| 456| if (fp != NULL) { ------------------ | Branch (3883:7): [True: 0, False: 456] ------------------ 3884| 0| frame_reader_release(frame, io_cb, fp); 3885| 0| } 3886| 456| if (rc < 0) { ------------------ | Branch (3886:7): [True: 16, False: 440] ------------------ 3887| 16| if (*needs_free) { ------------------ | Branch (3887:9): [True: 0, False: 16] ------------------ 3888| 0| free(*chunk); 3889| 0| *chunk = NULL; 3890| 0| *needs_free = false; 3891| 0| } 3892| 16| return rc; 3893| 16| } 3894| | 3895| 440| return (int)lazychunk_cbytes; 3896| 456|} frame_decompress_chunk: 5389| 9.79k|int frame_decompress_chunk(blosc2_context *dctx, blosc2_frame_s* frame, int64_t nchunk, void *dest, int32_t nbytes) { 5390| 9.79k| uint8_t* src; 5391| 9.79k| bool needs_free; 5392| 9.79k| int32_t chunk_nbytes; 5393| 9.79k| int32_t chunk_cbytes; 5394| 9.79k| int rc; 5395| | 5396| 9.79k| rc = frame_get_chunk(frame, nchunk, &src, &needs_free); 5397| 9.79k| if (rc < 0) { ------------------ | Branch (5397:7): [True: 100, False: 9.69k] ------------------ 5398| 100| BLOSC_TRACE_ERROR("Cannot get the chunk in position %" PRId64 ".", nchunk); ------------------ | | 93| 100|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 100| do { \ | | | | 98| 100| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 100| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 100, False: 0] | | | | ------------------ | | | | 100| 100| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 5399| 100| goto end; 5400| 100| } 5401| 9.69k| chunk_cbytes = rc; 5402| 9.69k| if (chunk_cbytes < (signed)sizeof(int32_t)) { ------------------ | Branch (5402:7): [True: 0, False: 9.69k] ------------------ 5403| | /* Not enough input to read `nbytes` */ 5404| 0| rc = BLOSC2_ERROR_READ_BUFFER; 5405| 0| } 5406| | 5407| 9.69k| rc = blosc2_cbuffer_sizes(src, &chunk_nbytes, &chunk_cbytes, NULL); 5408| 9.69k| if (rc < 0) { ------------------ | Branch (5408:7): [True: 2, False: 9.69k] ------------------ 5409| 2| goto end; 5410| 2| } 5411| | 5412| | /* Create a buffer for destination */ 5413| 9.69k| if (chunk_nbytes > nbytes) { ------------------ | Branch (5413:7): [True: 13, False: 9.67k] ------------------ 5414| 13| BLOSC_TRACE_ERROR("Not enough space for decompressing in dest."); ------------------ | | 93| 13|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 13| do { \ | | | | 98| 13| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 13| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 13, False: 0] | | | | ------------------ | | | | 100| 13| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 5415| 13| rc = BLOSC2_ERROR_WRITE_BUFFER; 5416| 13| goto end; 5417| 13| } 5418| | /* And decompress it */ 5419| 9.67k| dctx->header_overhead = BLOSC_EXTENDED_HEADER_LENGTH; 5420| 9.67k| int chunksize = rc = blosc2_decompress_ctx(dctx, src, chunk_cbytes, dest, nbytes); 5421| 9.67k| if (chunksize < 0 || chunksize != chunk_nbytes) { ------------------ | Branch (5421:7): [True: 193, False: 9.48k] | Branch (5421:24): [True: 27, False: 9.45k] ------------------ 5422| 220| BLOSC_TRACE_ERROR("Error in decompressing chunk."); ------------------ | | 93| 220|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 220| do { \ | | | | 98| 220| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 220| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 220, False: 0] | | | | ------------------ | | | | 100| 220| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 5423| 220| if (chunksize >= 0) ------------------ | Branch (5423:9): [True: 27, False: 193] ------------------ 5424| 27| rc = BLOSC2_ERROR_FAILURE; 5425| 220| } 5426| 9.79k| end: 5427| 9.79k| if (needs_free) { ------------------ | Branch (5427:7): [True: 1.58k, False: 8.20k] ------------------ 5428| 1.58k| free(src); 5429| 1.58k| } 5430| 9.79k| return rc; 5431| 9.67k|} frame.c:reader_cache_claim: 125| 15|static bool reader_cache_claim(void) { 126| 15| bool claimed = false; 127| 15| blosc2_pthread_mutex_lock(&reader_cache_mutex); ------------------ | | 92| 15|#define blosc2_pthread_mutex_lock(a) pthread_mutex_lock((a)) ------------------ 128| 15| if (reader_cache_count < reader_cache_max()) { ------------------ | Branch (128:7): [True: 15, False: 0] ------------------ 129| 15| reader_cache_count++; 130| 15| claimed = true; 131| 15| } 132| 15| blosc2_pthread_mutex_unlock(&reader_cache_mutex); ------------------ | | 93| 15|#define blosc2_pthread_mutex_unlock(a) pthread_mutex_unlock((a)) ------------------ 133| 15| return claimed; 134| 15|} frame.c:reader_cache_max: 97| 15|static int reader_cache_max(void) { 98| 15| static int cached_max = -1; 99| 15| if (cached_max >= 0) { ------------------ | Branch (99:7): [True: 14, False: 1] ------------------ 100| 14| return cached_max; 101| 14| } 102| 1| char* envvar = getenv("BLOSC_MAX_CACHED_READERS"); 103| 1| if (envvar != NULL && envvar[0] != '\0') { ------------------ | Branch (103:7): [True: 0, False: 1] | Branch (103:25): [True: 0, False: 0] ------------------ 104| 0| long value = strtol(envvar, NULL, 10); 105| 0| if (value >= 0 && value <= INT_MAX) { ------------------ | Branch (105:9): [True: 0, False: 0] | Branch (105:23): [True: 0, False: 0] ------------------ 106| 0| cached_max = (int)value; 107| 0| return cached_max; 108| 0| } 109| 0| } 110| 1| cached_max = FRAME_READER_CACHE_MAX; ------------------ | | 86| 1|#define FRAME_READER_CACHE_MAX 96 ------------------ 111| 1| struct rlimit rl; 112| 1| if (getrlimit(RLIMIT_NOFILE, &rl) == 0 && rl.rlim_cur != RLIM_INFINITY) { ------------------ | Branch (112:7): [True: 1, False: 0] | Branch (112:45): [True: 1, False: 0] ------------------ 113| 1| rlim_t share = rl.rlim_cur / FRAME_READER_CACHE_SHARE; ------------------ | | 87| 1|#define FRAME_READER_CACHE_SHARE 16 ------------------ 114| 1| if (share < (rlim_t)cached_max) { ------------------ | Branch (114:9): [True: 1, False: 0] ------------------ 115| 1| cached_max = (int)share; 116| 1| } 117| 1| } 118| | /* A budget below FRAME_READER_CACHE_SHARE lands on 0, i.e. no caching at all; 119| | that is the right answer there -- a descriptor held for a frame's lifetime 120| | is exactly what such a process cannot spare. */ 121| 1| return cached_max; 122| 1|} frame.c:reader_cache_return: 136| 15|static void reader_cache_return(void) { 137| 15| blosc2_pthread_mutex_lock(&reader_cache_mutex); ------------------ | | 92| 15|#define blosc2_pthread_mutex_lock(a) pthread_mutex_lock((a)) ------------------ 138| 15| if (reader_cache_count > 0) { ------------------ | Branch (138:7): [True: 15, False: 0] ------------------ 139| 15| reader_cache_count--; 140| 15| } 141| 15| blosc2_pthread_mutex_unlock(&reader_cache_mutex); ------------------ | | 93| 15|#define blosc2_pthread_mutex_unlock(a) pthread_mutex_unlock((a)) ------------------ 142| 15|} frame.c:frame_reader_close_locked: 238| 9.27k|static bool frame_reader_close_locked(blosc2_frame_s* frame, bool force) { 239| 9.27k| if (frame->read_fp == NULL) { ------------------ | Branch (239:7): [True: 9.27k, False: 0] ------------------ 240| 9.27k| return true; 241| 9.27k| } 242| 0| if (frame->read_fp_refs > 0 && !force) { ------------------ | Branch (242:7): [True: 0, False: 0] | Branch (242:34): [True: 0, False: 0] ------------------ 243| | /* A caller up the stack is reading through it (frame_to_schunk holds it 244| | across its whole chunk loop, and that loop re-enters get_header_info). 245| | Closing it here would hand that caller a dangling handle, and its own 246| | release would then close it a second time. Leave it: the operation in 247| | flight finishes on the file it started on, and the next revalidate -- 248| | past that release -- drops it. */ 249| 0| return false; 250| 0| } 251| | /* read_fp only ever comes from the filesystem backend, so close it directly: 252| | blosc2_get_io_cb() would return NULL after a blosc2_destroy(), and then the 253| | descriptor would leak while its cache slot got handed back anyway. */ 254| 0| blosc2_stdio_close(frame->read_fp); 255| 0| frame->read_fp = NULL; 256| 0| frame->read_fp_refs = 0; 257| 0|#if !defined(_WIN32) 258| 0| reader_cache_return(); 259| 0|#endif 260| | return true; 261| 0|} frame.c:frame_alloc: 147| 9.28k|static blosc2_frame_s* frame_alloc(void) { 148| 9.28k| blosc2_frame_s* frame = calloc(1, sizeof(blosc2_frame_s)); 149| 9.28k| if (frame != NULL) { ------------------ | Branch (149:7): [True: 9.28k, False: 0] ------------------ 150| 9.28k| blosc2_pthread_mutex_init(&frame->read_fp_mutex, NULL); ------------------ | | 90| 9.28k|#define blosc2_pthread_mutex_init(a, b) pthread_mutex_init((a), (b)) ------------------ 151| 9.28k| } 152| 9.28k| return frame; 153| 9.28k|} frame.c:frame_refresh_if_stale: 1092| 10.3k|static int frame_refresh_if_stale(blosc2_frame_s *frame, int64_t frame_len_on_disk) { 1093| 10.3k| if (frame->cframe != NULL || frame->schunk == NULL || ------------------ | Branch (1093:7): [True: 10.3k, False: 0] | Branch (1093:32): [True: 0, False: 0] ------------------ 1094| 10.3k| (!frame->force_refresh && frame_len_on_disk == frame->len)) { ------------------ | Branch (1094:8): [True: 0, False: 0] | Branch (1094:33): [True: 0, False: 0] ------------------ 1095| 10.3k| return 0; 1096| 10.3k| } 1097| | // Saved so the metalayer-reload retry loop below can roll back to a fully 1098| | // consistent state on exhaustion, rather than leaving frame->len/trailer_len 1099| | // committed to the new value with no metalayers to match it. 1100| 0| int64_t old_len = frame->len; 1101| 0| uint32_t old_trailer_len = frame->trailer_len; 1102| | 1103| 0| if (frame_len_on_disk < FRAME_HEADER_MINLEN + FRAME_TRAILER_MINLEN) { ------------------ | | 49| 0|#define FRAME_HEADER_MINLEN (FRAME_FILTER_PIPELINE + 1 + 16) // 87 <- minimum length | | ------------------ | | | | 44| 0|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | | | ------------------ | | | | | | 43| 0|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | | | ------------------ | | | | | | | | 42| 0|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | | | ------------------ | | | | | | | | | | 41| 0|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | | | ------------------ | | | | | | | | | | | | 40| 0|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 39| 0|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 38| 0|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 37| 0|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 36| 0|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 32| 0|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 31| 0|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 30| 0|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 0|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ if (frame_len_on_disk < FRAME_HEADER_MINLEN + FRAME_TRAILER_MINLEN) { ------------------ | | 58| 0|#define FRAME_TRAILER_MINLEN (25) // minimum length for the trailer (msgpack overhead) ------------------ | Branch (1103:7): [True: 0, False: 0] ------------------ 1104| 0| BLOSC_TRACE_ERROR("Invalid on-disk frame length (%" PRId64 ").", frame_len_on_disk); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1105| 0| return BLOSC2_ERROR_FILE_READ; 1106| 0| } 1107| | 1108| | // Read and validate the trailer *before* mutating any frame state below, 1109| | // so a transient torn read (a writer without locking has no coordination 1110| | // preventing a reader from landing mid-rewrite here -- the documented 1111| | // SWMR-without-locking tradeoff) can be handled opportunistically: keep 1112| | // the old cached view and let the next access retry, the same way 1113| | // frame_check_stale()'s header read already does a few lines up in the 1114| | // caller. Once frame->len/coffsets are overwritten below, a failure 1115| | // partway through would leave the frame in a self-inconsistent state 1116| | // (new length, stale trailer/offsets), so those mutations only happen 1117| | // after the trailer is confirmed good. 1118| 0| blosc2_io_cb *io_cb = blosc2_get_io_cb(frame->schunk->storage->io->id); 1119| 0| if (io_cb == NULL) { ------------------ | Branch (1119:7): [True: 0, False: 0] ------------------ 1120| 0| BLOSC_TRACE_ERROR("Error getting the input/output API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1121| 0| return BLOSC2_ERROR_PLUGIN_IO; 1122| 0| } 1123| 0| void* fp; 1124| 0| if (frame->sframe) { ------------------ | Branch (1124:7): [True: 0, False: 0] ------------------ 1125| 0| fp = sframe_open_index(frame->urlpath, "rb", frame->schunk->storage->io); 1126| 0| } 1127| 0| else { 1128| 0| fp = frame_reader_acquire(frame, frame->schunk->storage->io); 1129| 0| } 1130| 0| if (fp == NULL) { ------------------ | Branch (1130:7): [True: 0, False: 0] ------------------ 1131| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1132| 0| return BLOSC2_ERROR_FILE_OPEN; 1133| 0| } 1134| 0| uint8_t trailer[FRAME_TRAILER_MINLEN]; 1135| 0| uint8_t* trailer_ptr = trailer; 1136| 0| int64_t io_pos = frame->file_offset + frame_len_on_disk - FRAME_TRAILER_MINLEN; ------------------ | | 58| 0|#define FRAME_TRAILER_MINLEN (25) // minimum length for the trailer (msgpack overhead) ------------------ 1137| 0| int64_t rbytes = io_cb->read((void**)&trailer_ptr, 1, FRAME_TRAILER_MINLEN, io_pos, fp); ------------------ | | 58| 0|#define FRAME_TRAILER_MINLEN (25) // minimum length for the trailer (msgpack overhead) ------------------ 1138| 0| frame_reader_release(frame, io_cb, fp); 1139| 0| if (rbytes != FRAME_TRAILER_MINLEN) { ------------------ | | 58| 0|#define FRAME_TRAILER_MINLEN (25) // minimum length for the trailer (msgpack overhead) ------------------ | Branch (1139:7): [True: 0, False: 0] ------------------ 1140| 0| BLOSC_TRACE_ERROR("Cannot read the trailer out of the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1141| 0| return 0; // opportunistic: transient, keep the cached view, retry later 1142| 0| } 1143| 0| int trailer_offset = FRAME_TRAILER_MINLEN - FRAME_TRAILER_LEN_OFFSET; ------------------ | | 58| 0|#define FRAME_TRAILER_MINLEN (25) // minimum length for the trailer (msgpack overhead) ------------------ int trailer_offset = FRAME_TRAILER_MINLEN - FRAME_TRAILER_LEN_OFFSET; ------------------ | | 59| 0|#define FRAME_TRAILER_LEN_OFFSET (22) // offset to trailer length (counting from the end) ------------------ 1144| 0| if (trailer_ptr[trailer_offset - 1] != 0xce) { ------------------ | Branch (1144:7): [True: 0, False: 0] ------------------ 1145| | // Not a valid trailer; most likely we are reading a frame in the middle of 1146| | // being rewritten by another handle without locking (locked handles 1147| | // fully serialize, so this only happens under the no-locking contract). 1148| 0| BLOSC_TRACE_ERROR("Invalid trailer in frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1149| 0| return 0; // opportunistic, same reasoning as above 1150| 0| } 1151| 0| uint32_t trailer_len; 1152| 0| from_big(&trailer_len, trailer_ptr + trailer_offset, sizeof(trailer_len)); ------------------ | | 38| 0|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 1153| 0| if (trailer_len < FRAME_TRAILER_MINLEN || trailer_len > INT32_MAX || ------------------ | | 58| 0|#define FRAME_TRAILER_MINLEN (25) // minimum length for the trailer (msgpack overhead) ------------------ | Branch (1153:7): [True: 0, False: 0] | Branch (1153:45): [True: 0, False: 0] ------------------ 1154| 0| (int64_t)trailer_len > frame_len_on_disk - FRAME_HEADER_MINLEN) { ------------------ | | 49| 0|#define FRAME_HEADER_MINLEN (FRAME_FILTER_PIPELINE + 1 + 16) // 87 <- minimum length | | ------------------ | | | | 44| 0|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | | | ------------------ | | | | | | 43| 0|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | | | ------------------ | | | | | | | | 42| 0|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | | | ------------------ | | | | | | | | | | 41| 0|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | | | ------------------ | | | | | | | | | | | | 40| 0|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 39| 0|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 38| 0|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 37| 0|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 36| 0|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 32| 0|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 31| 0|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 30| 0|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 0|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ | Branch (1154:7): [True: 0, False: 0] ------------------ 1155| 0| BLOSC_TRACE_ERROR("Invalid trailer length (%" PRIu32 ") in frame.", trailer_len); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1156| 0| return 0; // opportunistic, same reasoning as above 1157| 0| } 1158| | 1159| | // Trailer confirmed good: now safe to commit the new length. The lock 1160| | // generation counter (see frame_lock) may have flagged a mutation that 1161| | // left the frame length unchanged; only clear that flag here, once a 1162| | // refresh has actually happened -- clearing it earlier and then bailing 1163| | // out opportunistically above would permanently lose a same-length 1164| | // mutation notification on a torn-read retry. The cached offsets index is 1165| | // dropped further down, only once the metalayer/vlmetalayer reload below 1166| | // has actually succeeded -- neither of those touches frame->coffsets, so 1167| | // deferring this keeps the old view of it fully intact for the 1168| | // opportunistic rollback path below, exactly as strong as the trailer 1169| | // read's own bail-outs above. 1170| 0| frame->force_refresh = false; 1171| 0| frame->len = frame_len_on_disk; 1172| 0| frame->trailer_len = trailer_len; 1173| | 1174| | // The header metalayers and trailer vlmetalayers were cached at open time; 1175| | // reload them so metadata changes made by another handle (e.g. a b2nd shape 1176| | // update) become visible too. The guard protects against re-entering from 1177| | // the reload path itself (get_header_info does not refresh, but cheap 1178| | // insurance against future changes there). 1179| | // 1180| | // frame_get_metalayers()/frame_get_vlmetalayers() each do their own fully 1181| | // independent header/trailer re-read (separate from the trailer read 1182| | // above), so without locking they can hit the same transient torn-read 1183| | // window. Unlike that trailer read, there's no way to validate first and 1184| | // commit after: schunk_free_metalayers()/schunk_free_vlmetalayers() must 1185| | // run before a reload attempt (the parsers write straight into 1186| | // schunk->metalayers[]/vlmetalayers[] as they go), so a single failed 1187| | // attempt already discards the old cached set. Retry a bounded number of 1188| | // times -- both free helpers are NULL-safe and re-run cleanly against a 1189| | // partial prior attempt, and each attempt is a fresh independent read, so 1190| | // this self-heals once the writer's rewrite stabilizes. 1191| | // 1192| | // This reasoning only holds without locking, though: frame_check_stale() 1193| | // (the only caller) holds the shared frame lock across this entire call 1194| | // when frame->locking is set, which fully excludes writers for its 1195| | // duration -- so under locking a reload failure here cannot be a torn 1196| | // read, it is a genuine problem (corruption or a real I/O error), and 1197| | // retrying 50 times would just waste ~50ms holding that shared lock 1198| | // before silently masking it. Retry once (i.e. don't retry) and propagate 1199| | // the error under locking; keep the opportunistic bounded retry + silent 1200| | // rollback for the no-locking case only. 1201| | // 1202| | // On exhaustion in the no-locking case, roll back frame->len/trailer_len 1203| | // to what they were before this call and force a full retry on the next 1204| | // poll (frame->force_refresh = true) -- otherwise frame_len_on_disk == 1205| | // frame->len would short-circuit every subsequent call at the top of this 1206| | // function, permanently stranding this handle with an empty metalayer set. 1207| 0| if (!frame->refreshing) { ------------------ | Branch (1207:7): [True: 0, False: 0] ------------------ 1208| 0| frame->refreshing = true; 1209| 0| int rc = -1; 1210| 0| const int max_attempts = frame->locking ? 1 : 50; ------------------ | Branch (1210:30): [True: 0, False: 0] ------------------ 1211| 0| for (int attempt = 0; attempt < max_attempts; attempt++) { ------------------ | Branch (1211:27): [True: 0, False: 0] ------------------ 1212| 0| schunk_free_metalayers(frame->schunk); 1213| 0| rc = frame_get_metalayers(frame, frame->schunk); 1214| 0| if (rc >= 0) { ------------------ | Branch (1214:11): [True: 0, False: 0] ------------------ 1215| 0| schunk_free_vlmetalayers(frame->schunk); 1216| 0| rc = frame_get_vlmetalayers(frame, frame->schunk); 1217| 0| } 1218| 0| if (rc >= 0 || attempt + 1 == max_attempts) { ------------------ | Branch (1218:11): [True: 0, False: 0] | Branch (1218:22): [True: 0, False: 0] ------------------ 1219| 0| break; 1220| 0| } 1221| |#if defined(_WIN32) 1222| | Sleep(1); 1223| |#else 1224| 0| usleep(1000); 1225| 0|#endif 1226| 0| } 1227| 0| frame->refreshing = false; 1228| 0| if (rc < 0) { ------------------ | Branch (1228:9): [True: 0, False: 0] ------------------ 1229| 0| if (frame->locking) { ------------------ | Branch (1229:11): [True: 0, False: 0] ------------------ 1230| 0| BLOSC_TRACE_ERROR("Cannot reload the metalayers from the refreshed frame " ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1231| 0| "(locked handle: this is not a transient race)."); 1232| 0| return rc; 1233| 0| } 1234| 0| BLOSC_TRACE_ERROR("Cannot reload the metalayers from the refreshed frame " ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1235| 0| "after retries; rolling back to the previous cached view."); 1236| 0| frame->len = old_len; 1237| 0| frame->trailer_len = old_trailer_len; 1238| 0| frame->force_refresh = true; 1239| 0| return 0; 1240| 0| } 1241| 0| } 1242| 0| frame->schunk->change_tick++; 1243| | 1244| | // Cached offsets index invalidated only now, after a fully successful 1245| | // refresh: recomputed lazily from the fresh trailer on demand. 1246| 0| if (frame->coffsets != NULL) { ------------------ | Branch (1246:7): [True: 0, False: 0] ------------------ 1247| 0| if (frame->coffsets_needs_free) { ------------------ | Branch (1247:9): [True: 0, False: 0] ------------------ 1248| 0| free(frame->coffsets); 1249| 0| } 1250| 0| frame->coffsets = NULL; 1251| 0| } 1252| | 1253| 0| return 1; 1254| 0|} frame.c:get_coffsets_nbytes: 1301| 5.14k| int32_t *coffsets_nbytes, const blosc2_io *io) { 1302| 5.14k| int32_t chunk_cbytes; 1303| 5.14k| int rc; 1304| 5.14k| int64_t off_pos = header_len; 1305| 5.14k| if (!frame->sframe) { ------------------ | Branch (1305:7): [True: 5.14k, False: 0] ------------------ 1306| 5.14k| if (cbytes < INT64_MAX - header_len) { ------------------ | Branch (1306:9): [True: 55, False: 5.08k] ------------------ 1307| 55| off_pos += cbytes; 1308| 55| } 1309| 5.14k| } 1310| | 1311| 5.14k| if (off_pos < 0 || off_pos > INT64_MAX - BLOSC_EXTENDED_HEADER_LENGTH || ------------------ | Branch (1311:7): [True: 6, False: 5.13k] | Branch (1311:22): [True: 0, False: 5.13k] ------------------ 1312| 5.13k| off_pos + BLOSC_EXTENDED_HEADER_LENGTH > frame->len) { ------------------ | Branch (1312:7): [True: 2, False: 5.13k] ------------------ 1313| 8| BLOSC_TRACE_ERROR("Cannot read the offsets outside of frame boundary."); ------------------ | | 93| 8|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 8| do { \ | | | | 98| 8| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 8| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 8, False: 0] | | | | ------------------ | | | | 100| 8| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1314| 8| return BLOSC2_ERROR_INVALID_HEADER; 1315| 8| } 1316| | 1317| 5.13k| if (frame->cframe != NULL) { ------------------ | Branch (1317:7): [True: 5.13k, False: 0] ------------------ 1318| 5.13k| uint8_t *off_start = frame->cframe + off_pos; 1319| 5.13k| rc = blosc2_cbuffer_sizes(off_start, coffsets_nbytes, &chunk_cbytes, NULL); 1320| 5.13k| if (rc < 0) { ------------------ | Branch (1320:9): [True: 1, False: 5.13k] ------------------ 1321| 1| return rc; 1322| 1| } 1323| 5.13k| if (chunk_cbytes < 0 || off_pos + chunk_cbytes > frame->len) { ------------------ | Branch (1323:9): [True: 0, False: 5.13k] | Branch (1323:29): [True: 6, False: 5.12k] ------------------ 1324| 6| BLOSC_TRACE_ERROR("Cannot read the cbytes outside of frame boundary."); ------------------ | | 93| 6|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 6| do { \ | | | | 98| 6| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 6| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 6, False: 0] | | | | ------------------ | | | | 100| 6| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1325| 6| return BLOSC2_ERROR_INVALID_HEADER; 1326| 6| } 1327| 5.12k| return 0; 1328| 5.13k| } 1329| | 1330| 0| int64_t trailer_offset = get_trailer_offset(frame, header_len, true); 1331| 0| if (trailer_offset < BLOSC_EXTENDED_HEADER_LENGTH || trailer_offset + FRAME_TRAILER_MINLEN > frame->len) { ------------------ | | 58| 0|#define FRAME_TRAILER_MINLEN (25) // minimum length for the trailer (msgpack overhead) ------------------ | Branch (1331:7): [True: 0, False: 0] | Branch (1331:56): [True: 0, False: 0] ------------------ 1332| 0| BLOSC_TRACE_ERROR("Cannot read the trailer out of the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1333| 0| return BLOSC2_ERROR_INVALID_HEADER; 1334| 0| } 1335| | 1336| 0| blosc2_io_cb *io_cb = blosc2_get_io_cb(io->id); 1337| 0| if (io_cb == NULL) { ------------------ | Branch (1337:7): [True: 0, False: 0] ------------------ 1338| 0| BLOSC_TRACE_ERROR("Error getting the input/output API"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1339| 0| return BLOSC2_ERROR_PLUGIN_IO; 1340| 0| } 1341| | 1342| 0| uint8_t header[BLOSC_EXTENDED_HEADER_LENGTH]; 1343| 0| uint8_t *header_ptr = header; 1344| 0| void *fp = NULL; 1345| 0| int64_t io_pos = 0; 1346| 0| if (frame->sframe) { ------------------ | Branch (1346:7): [True: 0, False: 0] ------------------ 1347| 0| fp = sframe_open_index(frame->urlpath, "rb", io); 1348| 0| if (fp == NULL) { ------------------ | Branch (1348:9): [True: 0, False: 0] ------------------ 1349| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1350| 0| return BLOSC2_ERROR_FILE_OPEN; 1351| 0| } 1352| 0| io_pos = off_pos; 1353| 0| } 1354| 0| else { 1355| 0| fp = frame_reader_acquire(frame, io); 1356| 0| if (fp == NULL) { ------------------ | Branch (1356:9): [True: 0, False: 0] ------------------ 1357| 0| BLOSC_TRACE_ERROR("Error opening file in: %s", frame->urlpath); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1358| 0| return BLOSC2_ERROR_FILE_OPEN; 1359| 0| } 1360| 0| io_pos = frame->file_offset + off_pos; 1361| 0| } 1362| 0| int64_t rbytes = io_cb->read((void**)&header_ptr, 1, BLOSC_EXTENDED_HEADER_LENGTH, io_pos, fp); 1363| 0| frame_reader_release(frame, io_cb, fp); 1364| 0| if (rbytes != BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (1364:7): [True: 0, False: 0] ------------------ 1365| 0| BLOSC_TRACE_ERROR("Cannot read the offsets header out of the frame."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1366| 0| return BLOSC2_ERROR_FILE_READ; 1367| 0| } 1368| | 1369| 0| rc = blosc2_cbuffer_sizes(header_ptr, coffsets_nbytes, &chunk_cbytes, NULL); 1370| 0| if (rc < 0) { ------------------ | Branch (1370:7): [True: 0, False: 0] ------------------ 1371| 0| return rc; 1372| 0| } 1373| | 1374| 0| if (chunk_cbytes < 0 || off_pos + chunk_cbytes > trailer_offset) { ------------------ | Branch (1374:7): [True: 0, False: 0] | Branch (1374:27): [True: 0, False: 0] ------------------ 1375| 0| BLOSC_TRACE_ERROR("Cannot read the offsets outside of frame boundary."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1376| 0| return BLOSC2_ERROR_INVALID_HEADER; 1377| 0| } 1378| | 1379| 0| return 0; 1380| 0|} frame.c:get_meta_from_header: 2396| 462| int32_t header_len) { 2397| 462| BLOSC_UNUSED_PARAM(frame); ------------------ | | 28| 462|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 2398| 462| int64_t header_pos = FRAME_IDX_SIZE; ------------------ | | 51| 462|#define FRAME_IDX_SIZE (FRAME_METALAYERS + 1 + 1) // 89 | | ------------------ | | | | 50| 462|#define FRAME_METALAYERS (FRAME_HEADER_MINLEN) // 87 | | | | ------------------ | | | | | | 49| 462|#define FRAME_HEADER_MINLEN (FRAME_FILTER_PIPELINE + 1 + 16) // 87 <- minimum length | | | | | | ------------------ | | | | | | | | 44| 462|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | | | | | | | ------------------ | | | | | | | | | | 43| 462|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | | | | | | | ------------------ | | | | | | | | | | | | 42| 462|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 41| 462|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 40| 462|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 39| 462|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 38| 462|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 37| 462|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 36| 462|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 32| 462|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | 31| 462|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 30| 462|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 462|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 2399| | 2400| | // Get the size for the index of metalayers 2401| 462| uint16_t idx_size; 2402| 462| header_pos += sizeof(idx_size); 2403| 462| if (header_len < header_pos) { ------------------ | Branch (2403:7): [True: 0, False: 462] ------------------ 2404| 0| return BLOSC2_ERROR_READ_BUFFER; 2405| 0| } 2406| 462| from_big(&idx_size, header + FRAME_IDX_SIZE, sizeof(idx_size)); ------------------ | | 38| 462|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 2407| | 2408| | // Get the actual index of metalayers 2409| 462| uint8_t* metalayers_idx = header + FRAME_IDX_SIZE + 2; ------------------ | | 51| 462|#define FRAME_IDX_SIZE (FRAME_METALAYERS + 1 + 1) // 89 | | ------------------ | | | | 50| 462|#define FRAME_METALAYERS (FRAME_HEADER_MINLEN) // 87 | | | | ------------------ | | | | | | 49| 462|#define FRAME_HEADER_MINLEN (FRAME_FILTER_PIPELINE + 1 + 16) // 87 <- minimum length | | | | | | ------------------ | | | | | | | | 44| 462|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | | | | | | | ------------------ | | | | | | | | | | 43| 462|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | | | | | | | ------------------ | | | | | | | | | | | | 42| 462|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 41| 462|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 40| 462|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 39| 462|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 38| 462|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 37| 462|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 36| 462|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 32| 462|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | 31| 462|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 30| 462|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 462|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ 2410| 462| header_pos += 1; 2411| 462| if (header_len < header_pos) { ------------------ | Branch (2411:7): [True: 0, False: 462] ------------------ 2412| 0| return BLOSC2_ERROR_READ_BUFFER; 2413| 0| } 2414| 462| if (metalayers_idx[0] != 0xde) { // sanity check ------------------ | Branch (2414:7): [True: 4, False: 458] ------------------ 2415| 4| return BLOSC2_ERROR_DATA; 2416| 4| } 2417| 458| uint8_t* idxp = metalayers_idx + 1; 2418| 458| uint16_t nmetalayers; 2419| 458| header_pos += sizeof(nmetalayers); 2420| 458| if (header_len < header_pos) { ------------------ | Branch (2420:7): [True: 0, False: 458] ------------------ 2421| 0| return BLOSC2_ERROR_READ_BUFFER; 2422| 0| } 2423| 458| from_big(&nmetalayers, idxp, sizeof(uint16_t)); ------------------ | | 38| 458|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 2424| 458| idxp += 2; 2425| 458| if (nmetalayers > BLOSC2_MAX_METALAYERS) { ------------------ | | 1744| 458|#define BLOSC2_MAX_METALAYERS 16 ------------------ | Branch (2425:7): [True: 2, False: 456] ------------------ 2426| 2| return BLOSC2_ERROR_DATA; 2427| 2| } 2428| 456| schunk->nmetalayers = nmetalayers; 2429| | 2430| | // Populate the metalayers and its serialized values 2431| 456| for (int nmetalayer = 0; nmetalayer < nmetalayers; nmetalayer++) { ------------------ | Branch (2431:28): [True: 7, False: 449] ------------------ 2432| 7| header_pos += 1; 2433| 7| if (header_len < header_pos) { ------------------ | Branch (2433:9): [True: 0, False: 7] ------------------ 2434| 0| return BLOSC2_ERROR_READ_BUFFER; 2435| 0| } 2436| 7| if ((*idxp & 0xe0u) != 0xa0u) { // sanity check ------------------ | Branch (2436:9): [True: 1, False: 6] ------------------ 2437| 1| return BLOSC2_ERROR_DATA; 2438| 1| } 2439| 6| blosc2_metalayer* metalayer = calloc(1, sizeof(blosc2_metalayer)); 2440| 6| if (metalayer == NULL) { ------------------ | Branch (2440:9): [True: 0, False: 6] ------------------ 2441| 0| return BLOSC2_ERROR_MEMORY_ALLOC; 2442| 0| } 2443| 6| schunk->metalayers[nmetalayer] = metalayer; 2444| | 2445| | // Populate the metalayer string 2446| 6| uint8_t nslen = *idxp & (uint8_t)0x1F; 2447| 6| idxp += 1; 2448| 6| header_pos += nslen; 2449| 6| if (header_len < header_pos) { ------------------ | Branch (2449:9): [True: 0, False: 6] ------------------ 2450| 0| return BLOSC2_ERROR_READ_BUFFER; 2451| 0| } 2452| 6| char* ns = malloc((size_t)nslen + 1); 2453| 6| if (ns == NULL) { ------------------ | Branch (2453:9): [True: 0, False: 6] ------------------ 2454| 0| return BLOSC2_ERROR_MEMORY_ALLOC; 2455| 0| } 2456| 6| memcpy(ns, idxp, nslen); 2457| 6| ns[nslen] = '\0'; 2458| 6| idxp += nslen; 2459| 6| metalayer->name = ns; 2460| | 2461| | // Populate the serialized value for this metalayer 2462| | // Get the offset 2463| 6| header_pos += 1; 2464| 6| if (header_len < header_pos) { ------------------ | Branch (2464:9): [True: 0, False: 6] ------------------ 2465| 0| return BLOSC2_ERROR_READ_BUFFER; 2466| 0| } 2467| 6| if ((*idxp & 0xffu) != 0xd2u) { // sanity check ------------------ | Branch (2467:9): [True: 0, False: 6] ------------------ 2468| 0| return BLOSC2_ERROR_DATA; 2469| 0| } 2470| 6| idxp += 1; 2471| 6| int32_t offset; 2472| 6| header_pos += sizeof(offset); 2473| 6| if (header_len < header_pos) { ------------------ | Branch (2473:9): [True: 0, False: 6] ------------------ 2474| 0| return BLOSC2_ERROR_READ_BUFFER; 2475| 0| } 2476| 6| from_big(&offset, idxp, sizeof(offset)); ------------------ | | 38| 6|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 2477| 6| idxp += 4; 2478| 6| if (offset < 0 || offset >= header_len) { ------------------ | Branch (2478:9): [True: 1, False: 5] | Branch (2478:23): [True: 4, False: 1] ------------------ 2479| | // Offset is less than zero or exceeds header length 2480| 5| return BLOSC2_ERROR_DATA; 2481| 5| } 2482| | // Go to offset and see if we have the correct marker 2483| 1| uint8_t* content_marker = header + offset; 2484| 1| if ((int64_t)header_len < (int64_t)offset + 1 + 4) { ------------------ | Branch (2484:9): [True: 0, False: 1] ------------------ 2485| 0| return BLOSC2_ERROR_READ_BUFFER; 2486| 0| } 2487| 1| if (*content_marker != 0xc6) { ------------------ | Branch (2487:9): [True: 0, False: 1] ------------------ 2488| 0| return BLOSC2_ERROR_DATA; 2489| 0| } 2490| | 2491| | // Read the size of the content 2492| 1| int32_t content_len; 2493| 1| from_big(&content_len, content_marker + 1, sizeof(content_len)); ------------------ | | 38| 1|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 2494| 1| if (content_len < 0) { ------------------ | Branch (2494:9): [True: 0, False: 1] ------------------ 2495| 0| return BLOSC2_ERROR_DATA; 2496| 0| } 2497| 1| metalayer->content_len = content_len; 2498| | 2499| | // Finally, read the content. Use 64-bit arithmetic so a malicious 2500| | // (offset, content_len) pair near INT32_MAX cannot wrap and bypass the 2501| | // bounds check, which would let memcpy below read past the header buffer. 2502| 1| if ((int64_t)header_len < (int64_t)offset + 1 + 4 + (int64_t)content_len) { ------------------ | Branch (2502:9): [True: 1, False: 0] ------------------ 2503| 1| return BLOSC2_ERROR_READ_BUFFER; 2504| 1| } 2505| 0| char* content = malloc((size_t)content_len); 2506| | // malloc(0) is allowed to return NULL, and blosc2_meta_add accepts 2507| | // content_len == 0, so only treat NULL as an allocation failure when 2508| | // a non-zero allocation was requested. 2509| 0| if (content_len > 0 && content == NULL) { ------------------ | Branch (2509:9): [True: 0, False: 0] | Branch (2509:28): [True: 0, False: 0] ------------------ 2510| 0| return BLOSC2_ERROR_MEMORY_ALLOC; 2511| 0| } 2512| 0| if (content_len > 0) { ------------------ | Branch (2512:9): [True: 0, False: 0] ------------------ 2513| 0| memcpy(content, content_marker + 1 + 4, (size_t)content_len); 2514| 0| } 2515| 0| metalayer->content = (uint8_t*)content; 2516| 0| } 2517| | 2518| 449| return 1; 2519| 456|} frame.c:get_vlmeta_from_trailer: 2599| 447| int32_t trailer_len) { 2600| | 2601| 447| BLOSC_UNUSED_PARAM(frame); ------------------ | | 28| 447|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 2602| 447| int64_t trailer_pos = FRAME_TRAILER_VLMETALAYERS + 2; ------------------ | | 60| 447|#define FRAME_TRAILER_VLMETALAYERS (2) ------------------ 2603| 447| uint8_t* idxp = trailer + trailer_pos; 2604| | 2605| | // Get the size for the index of metalayers 2606| 447| trailer_pos += 2; 2607| 447| if (trailer_len < trailer_pos) { ------------------ | Branch (2607:7): [True: 0, False: 447] ------------------ 2608| 0| return BLOSC2_ERROR_READ_BUFFER; 2609| 0| } 2610| 447| uint16_t idx_size; 2611| 447| from_big(&idx_size, idxp, sizeof(idx_size)); ------------------ | | 38| 447|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 2612| 447| idxp += 2; 2613| | 2614| 447| trailer_pos += 1; 2615| | // Get the actual index of metalayers 2616| 447| if (trailer_len < trailer_pos) { ------------------ | Branch (2616:7): [True: 0, False: 447] ------------------ 2617| 0| return BLOSC2_ERROR_READ_BUFFER; 2618| 0| } 2619| 447| if (idxp[0] != 0xde) { // sanity check ------------------ | Branch (2619:7): [True: 12, False: 435] ------------------ 2620| 12| return BLOSC2_ERROR_DATA; 2621| 12| } 2622| 435| idxp += 1; 2623| | 2624| | // The on-wire encoding is unsigned (uint16 follows the msgpack `0xde` 2625| | // map16 marker), but `schunk->nvlmetalayers` is int16_t. Decoding into a 2626| | // signed local would let raw bytes like 0xff 0xff slip past the 2627| | // `> BLOSC2_MAX_VLMETALAYERS` ceiling as a negative count, after which 2628| | // a later `blosc2_vlmeta_add` would write through `vlmetalayers[-1]` 2629| | // and corrupt adjacent schunk fields. Decode unsigned, then narrow. 2630| 435| uint16_t nmetalayers; 2631| 435| trailer_pos += sizeof(nmetalayers); 2632| 435| if (trailer_len < trailer_pos) { ------------------ | Branch (2632:7): [True: 0, False: 435] ------------------ 2633| 0| return BLOSC2_ERROR_READ_BUFFER; 2634| 0| } 2635| 435| from_big(&nmetalayers, idxp, sizeof(uint16_t)); ------------------ | | 38| 435|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 2636| 435| idxp += 2; 2637| 435| if (nmetalayers > BLOSC2_MAX_VLMETALAYERS) { ------------------ | | 1750| 435|#define BLOSC2_MAX_VLMETALAYERS (8 * 1024) ------------------ | Branch (2637:7): [True: 4, False: 431] ------------------ 2638| 4| return BLOSC2_ERROR_DATA; 2639| 4| } 2640| 431| schunk->nvlmetalayers = (int16_t)nmetalayers; 2641| | 2642| | // Populate the metalayers and its serialized values 2643| 719| for (int nmetalayer = 0; nmetalayer < nmetalayers; nmetalayer++) { ------------------ | Branch (2643:28): [True: 340, False: 379] ------------------ 2644| 340| trailer_pos += 1; 2645| 340| if (trailer_len < trailer_pos) { ------------------ | Branch (2645:9): [True: 0, False: 340] ------------------ 2646| 0| return BLOSC2_ERROR_READ_BUFFER; 2647| 0| } 2648| 340| if ((*idxp & 0xe0u) != 0xa0u) { // sanity check ------------------ | Branch (2648:9): [True: 7, False: 333] ------------------ 2649| 7| return BLOSC2_ERROR_DATA; 2650| 7| } 2651| 333| blosc2_metalayer* metalayer = calloc(1, sizeof(blosc2_metalayer)); 2652| 333| if (metalayer == NULL) { ------------------ | Branch (2652:9): [True: 0, False: 333] ------------------ 2653| 0| return BLOSC2_ERROR_MEMORY_ALLOC; 2654| 0| } 2655| 333| schunk->vlmetalayers[nmetalayer] = metalayer; 2656| | 2657| | // Populate the metalayer string 2658| 333| uint8_t nslen = *idxp & (uint8_t)0x1F; 2659| 333| idxp += 1; 2660| 333| trailer_pos += nslen; 2661| 333| if (trailer_len < trailer_pos) { ------------------ | Branch (2661:9): [True: 0, False: 333] ------------------ 2662| 0| return BLOSC2_ERROR_READ_BUFFER; 2663| 0| } 2664| 333| char* ns = malloc((size_t)nslen + 1); 2665| 333| if (ns == NULL) { ------------------ | Branch (2665:9): [True: 0, False: 333] ------------------ 2666| 0| return BLOSC2_ERROR_MEMORY_ALLOC; 2667| 0| } 2668| 333| memcpy(ns, idxp, nslen); 2669| 333| ns[nslen] = '\0'; 2670| 333| idxp += nslen; 2671| 333| metalayer->name = ns; 2672| | 2673| | // Populate the serialized value for this metalayer 2674| | // Get the offset 2675| 333| trailer_pos += 1; 2676| 333| if (trailer_len < trailer_pos) { ------------------ | Branch (2676:9): [True: 0, False: 333] ------------------ 2677| 0| return BLOSC2_ERROR_READ_BUFFER; 2678| 0| } 2679| 333| if ((*idxp & 0xffu) != 0xd2u) { // sanity check ------------------ | Branch (2679:9): [True: 3, False: 330] ------------------ 2680| 3| return BLOSC2_ERROR_DATA; 2681| 3| } 2682| 330| idxp += 1; 2683| 330| int32_t offset; 2684| 330| trailer_pos += sizeof(offset); 2685| 330| if (trailer_len < trailer_pos) { ------------------ | Branch (2685:9): [True: 0, False: 330] ------------------ 2686| 0| return BLOSC2_ERROR_READ_BUFFER; 2687| 0| } 2688| 330| from_big(&offset, idxp, sizeof(offset)); ------------------ | | 38| 330|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 2689| 330| idxp += 4; 2690| 330| if (offset < 0 || offset >= trailer_len) { ------------------ | Branch (2690:9): [True: 9, False: 321] | Branch (2690:23): [True: 23, False: 298] ------------------ 2691| | // Offset is less than zero or exceeds trailer length 2692| 32| return BLOSC2_ERROR_DATA; 2693| 32| } 2694| | // Go to offset and see if we have the correct marker 2695| 298| uint8_t* content_marker = trailer + offset; 2696| 298| if ((int64_t)trailer_len < (int64_t)offset + 1 + 4) { ------------------ | Branch (2696:9): [True: 0, False: 298] ------------------ 2697| 0| return BLOSC2_ERROR_READ_BUFFER; 2698| 0| } 2699| 298| if (*content_marker != 0xc6) { ------------------ | Branch (2699:9): [True: 5, False: 293] ------------------ 2700| 5| return BLOSC2_ERROR_DATA; 2701| 5| } 2702| | 2703| | // Read the size of the content 2704| 293| int32_t content_len; 2705| 293| from_big(&content_len, content_marker + 1, sizeof(content_len)); ------------------ | | 38| 293|#define from_big(dest, src, itemsize) endian_handler(false, dest, src, itemsize) ------------------ 2706| 293| if (content_len < 0) { ------------------ | Branch (2706:9): [True: 4, False: 289] ------------------ 2707| 4| return BLOSC2_ERROR_DATA; 2708| 4| } 2709| 289| metalayer->content_len = content_len; 2710| | 2711| | // Finally, read the content. Use 64-bit arithmetic so a malicious 2712| | // (offset, content_len) pair near INT32_MAX cannot wrap and bypass the 2713| | // bounds check, which would let memcpy below read past the trailer buffer. 2714| 289| if ((int64_t)trailer_len < (int64_t)offset + 1 + 4 + (int64_t)content_len) { ------------------ | Branch (2714:9): [True: 1, False: 288] ------------------ 2715| 1| return BLOSC2_ERROR_READ_BUFFER; 2716| 1| } 2717| 288| char* content = malloc((size_t)content_len); 2718| | // Same zero-length carve-out as in get_meta_from_header: malloc(0) may 2719| | // return NULL on some platforms, and the public API allows 2720| | // content_len == 0, so don't reject a valid empty vlmetalayer. 2721| 288| if (content_len > 0 && content == NULL) { ------------------ | Branch (2721:9): [True: 287, False: 1] | Branch (2721:28): [True: 0, False: 287] ------------------ 2722| 0| return BLOSC2_ERROR_MEMORY_ALLOC; 2723| 0| } 2724| 288| if (content_len > 0) { ------------------ | Branch (2724:9): [True: 287, False: 1] ------------------ 2725| 287| memcpy(content, content_marker + 1 + 4, (size_t)content_len); 2726| 287| } 2727| 288| metalayer->content = (uint8_t*)content; 2728| 288| } 2729| 379| return 1; 2730| 431|} frame.c:validate_offsets_chunk: 2888| 9.22k| int64_t nchunks) { 2889| 9.22k| int32_t coffsets_cbytes = 0; 2890| 9.22k| uint8_t* coffsets = get_coffsets(frame, header_len, cbytes, nchunks, &coffsets_cbytes); 2891| 9.22k| if (coffsets == NULL) { ------------------ | Branch (2891:7): [True: 22, False: 9.20k] ------------------ 2892| 22| BLOSC_TRACE_ERROR("Cannot get compressed offsets from frame."); ------------------ | | 93| 22|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 22| do { \ | | | | 98| 22| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 22| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 22, False: 0] | | | | ------------------ | | | | 100| 22| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2893| 22| return BLOSC2_ERROR_DATA; 2894| 22| } 2895| | 2896| 9.20k| int32_t offsets_nbytes; 2897| 9.20k| if (!blosc2_nchunks_to_offsets_nbytes(nchunks, &offsets_nbytes)) { ------------------ | Branch (2897:7): [True: 0, False: 9.20k] ------------------ 2898| 0| BLOSC_TRACE_ERROR("Too many chunks for offsets representation."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2899| 0| return BLOSC2_ERROR_FAILURE; 2900| 0| } 2901| | 2902| 9.20k| int64_t* offsets = (int64_t*)malloc((size_t)offsets_nbytes); 2903| 9.20k| if (offsets == NULL) { ------------------ | Branch (2903:7): [True: 0, False: 9.20k] ------------------ 2904| 0| BLOSC_TRACE_ERROR("Cannot allocate memory for offsets validation."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2905| 0| return BLOSC2_ERROR_MEMORY_ALLOC; 2906| 0| } 2907| | 2908| 9.20k| blosc2_dparams off_dparams = BLOSC2_DPARAMS_DEFAULTS; 2909| 9.20k| blosc2_context* dctx = blosc2_create_dctx(off_dparams); 2910| 9.20k| if (dctx == NULL) { ------------------ | Branch (2910:7): [True: 0, False: 9.20k] ------------------ 2911| 0| free(offsets); 2912| 0| BLOSC_TRACE_ERROR("Error while creating the decompression context."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2913| 0| return BLOSC2_ERROR_FAILURE; 2914| 0| } 2915| | 2916| 9.20k| int32_t off_nbytes = blosc2_decompress_ctx(dctx, coffsets, coffsets_cbytes, 2917| 9.20k| offsets, offsets_nbytes); 2918| 9.20k| blosc2_free_ctx(dctx); 2919| 9.20k| if (off_nbytes != offsets_nbytes) { ------------------ | Branch (2919:7): [True: 8.57k, False: 623] ------------------ 2920| 8.57k| free(offsets); 2921| 8.57k| BLOSC_TRACE_ERROR("Cannot decompress offsets chunk."); ------------------ | | 93| 8.57k|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 8.57k| do { \ | | | | 98| 8.57k| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 8.57k| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 8.57k, False: 0] | | | | ------------------ | | | | 100| 8.57k| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2922| 8.57k| return BLOSC2_ERROR_DATA; 2923| 8.57k| } 2924| | 2925| 581M| for (int64_t i = 0; i < nchunks; ++i) { ------------------ | Branch (2925:23): [True: 581M, False: 602] ------------------ 2926| 581M| int64_t offset = offsets[i]; 2927| 581M| if (offset < 0) { ------------------ | Branch (2927:9): [True: 45.0M, False: 536M] ------------------ 2928| 45.0M| continue; 2929| 45.0M| } 2930| 536M| if (offset > INT64_MAX - header_len || offset > cbytes - BLOSC_EXTENDED_HEADER_LENGTH) { ------------------ | Branch (2930:9): [True: 0, False: 536M] | Branch (2930:44): [True: 21, False: 536M] ------------------ 2931| 21| free(offsets); 2932| 21| BLOSC_TRACE_ERROR("Offset for chunk %" PRId64 " is out of bounds.", i); ------------------ | | 93| 21|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 21| do { \ | | | | 98| 21| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 21| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 21, False: 0] | | | | ------------------ | | | | 100| 21| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2933| 21| return BLOSC2_ERROR_INVALID_HEADER; 2934| 21| } 2935| | /* Offsets do not need to be monotonic. Frame mutations like insert can append 2936| | * chunk payloads at the end of the cframe while updating the logical chunk order 2937| | * only in the offsets table, so a valid frame may legitimately contain 2938| | * non-monotonic non-negative offsets. 2939| | */ 2940| 536M| } 2941| | 2942| 602| free(offsets); 2943| 602| return 0; 2944| 623|} blosc2_schunk_get_cparams: 70| 9.25k|int blosc2_schunk_get_cparams(blosc2_schunk *schunk, blosc2_cparams **cparams) { 71| 9.25k| *cparams = calloc(1, sizeof(blosc2_cparams)); 72| 9.25k| (*cparams)->schunk = schunk; 73| 64.7k| for (int i = 0; i < BLOSC2_MAX_FILTERS; i++) { ------------------ | Branch (73:19): [True: 55.5k, False: 9.25k] ------------------ 74| 55.5k| (*cparams)->filters[i] = schunk->filters[i]; 75| 55.5k| (*cparams)->filters_meta[i] = schunk->filters_meta[i]; 76| 55.5k| } 77| 9.25k| (*cparams)->compcode = schunk->compcode; 78| 9.25k| (*cparams)->compcode_meta = schunk->compcode_meta; 79| 9.25k| (*cparams)->clevel = schunk->clevel; 80| 9.25k| (*cparams)->typesize = schunk->typesize; 81| 9.25k| (*cparams)->blocksize = schunk->blocksize; 82| 9.25k| (*cparams)->splitmode = schunk->splitmode; 83| 9.25k| (*cparams)->use_dict = schunk->use_dict; 84| 9.25k| if (schunk->cctx == NULL) { ------------------ | Branch (84:7): [True: 9.25k, False: 0] ------------------ 85| 9.25k| (*cparams)->nthreads = blosc2_get_nthreads(); 86| 9.25k| } 87| 0| else { 88| 0| (*cparams)->nthreads = (int16_t)schunk->cctx->nthreads; 89| 0| } 90| 9.25k| return 0; 91| 9.25k|} blosc2_schunk_get_dparams: 95| 9.24k|int blosc2_schunk_get_dparams(blosc2_schunk *schunk, blosc2_dparams **dparams) { 96| 9.24k| *dparams = calloc(1, sizeof(blosc2_dparams)); 97| 9.24k| (*dparams)->schunk = schunk; 98| 9.24k| if (schunk->dctx == NULL) { ------------------ | Branch (98:7): [True: 9.24k, False: 0] ------------------ 99| 9.24k| (*dparams)->nthreads = blosc2_get_nthreads(); 100| 9.24k| } 101| 0| else { 102| 0| (*dparams)->nthreads = schunk->dctx->nthreads; 103| 0| } 104| 9.24k| return 0; 105| 9.24k|} schunk_free_metalayers: 653| 9.27k|void schunk_free_metalayers(blosc2_schunk *schunk) { 654| 9.29k| for (int i = 0; i < schunk->nmetalayers; i++) { ------------------ | Branch (654:19): [True: 16, False: 9.27k] ------------------ 655| 16| if (schunk->metalayers[i] != NULL) { ------------------ | Branch (655:9): [True: 6, False: 10] ------------------ 656| 6| free(schunk->metalayers[i]->name); 657| 6| free(schunk->metalayers[i]->content); 658| 6| free(schunk->metalayers[i]); 659| | schunk->metalayers[i] = NULL; 660| 6| } 661| 16| } 662| 9.27k| schunk->nmetalayers = 0; 663| 9.27k|} schunk_free_vlmetalayers: 666| 9.27k|void schunk_free_vlmetalayers(blosc2_schunk *schunk) { 667| 40.2k| for (int i = 0; i < schunk->nvlmetalayers; i++) { ------------------ | Branch (667:19): [True: 30.9k, False: 9.27k] ------------------ 668| 30.9k| if (schunk->vlmetalayers[i] != NULL) { ------------------ | Branch (668:9): [True: 333, False: 30.6k] ------------------ 669| 333| free(schunk->vlmetalayers[i]->name); 670| 333| free(schunk->vlmetalayers[i]->content); 671| 333| free(schunk->vlmetalayers[i]); 672| | schunk->vlmetalayers[i] = NULL; 673| 333| } 674| 30.9k| } 675| 9.27k| schunk->nvlmetalayers = 0; 676| 9.27k|} blosc2_schunk_free: 679| 9.27k|int blosc2_schunk_free(blosc2_schunk *schunk) { 680| 9.27k| int err = 0; 681| | 682| | // If it is a view, the data belongs to original array and should not be freed 683| 9.27k| if (schunk->data != NULL && !schunk->view) { ------------------ | Branch (683:7): [True: 0, False: 9.27k] | Branch (683:31): [True: 0, False: 0] ------------------ 684| 0| for (int i = 0; i < schunk->nchunks; i++) { ------------------ | Branch (684:21): [True: 0, False: 0] ------------------ 685| 0| free(schunk->data[i]); 686| 0| } 687| 0| free(schunk->data); 688| 0| } 689| 9.27k| if (schunk->cctx != NULL) ------------------ | Branch (689:7): [True: 9.24k, False: 33] ------------------ 690| 9.24k| blosc2_free_ctx(schunk->cctx); 691| 9.27k| if (schunk->dctx != NULL) ------------------ | Branch (691:7): [True: 9.24k, False: 33] ------------------ 692| 9.24k| blosc2_free_ctx(schunk->dctx); 693| 9.27k| if (schunk->blockshape != NULL) ------------------ | Branch (693:7): [True: 0, False: 9.27k] ------------------ 694| 0| free(schunk->blockshape); 695| | 696| 9.27k| schunk_free_metalayers(schunk); 697| | 698| 9.27k| if (schunk->storage != NULL) { ------------------ | Branch (698:7): [True: 9.24k, False: 33] ------------------ 699| 9.24k| blosc2_io_cb *io_cb = blosc2_get_io_cb(schunk->storage->io->id); 700| 9.24k| if (io_cb != NULL) { ------------------ | Branch (700:9): [True: 9.24k, False: 0] ------------------ 701| 9.24k| int rc = io_cb->destroy(schunk->storage->io->params); 702| 9.24k| if (rc < 0) { ------------------ | Branch (702:11): [True: 0, False: 9.24k] ------------------ 703| 0| BLOSC_TRACE_ERROR("Could not free the I/O resources."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 704| 0| err = 1; 705| 0| } 706| 9.24k| } 707| | 708| 9.24k| if (schunk->storage->urlpath != NULL) { ------------------ | Branch (708:9): [True: 0, False: 9.24k] ------------------ 709| 0| free(schunk->storage->urlpath); 710| 0| } 711| 9.24k| free(schunk->storage->cparams); 712| 9.24k| free(schunk->storage->dparams); 713| 9.24k| free(schunk->storage->io); 714| 9.24k| free(schunk->storage); 715| 9.24k| } 716| | 717| | // If it is a view, the frame belongs to original array and should not be freed 718| 9.27k| if (schunk->frame != NULL && !schunk->view) { ------------------ | Branch (718:7): [True: 9.27k, False: 0] | Branch (718:32): [True: 9.27k, False: 0] ------------------ 719| 9.27k| frame_free((blosc2_frame_s *) schunk->frame); 720| 9.27k| } 721| | 722| 9.27k| schunk_free_vlmetalayers(schunk); 723| | 724| 9.27k| free(schunk); 725| | 726| 9.27k| return err; 727| 9.27k|} blosc2_schunk_from_buffer: 731| 9.34k|blosc2_schunk* blosc2_schunk_from_buffer(uint8_t *cframe, int64_t len, bool copy) { 732| | // Check that the buffer actually comes from a cframe 733| 9.34k| if (cframe == NULL || len < FRAME_HEADER_MINLEN) { ------------------ | | 49| 9.34k|#define FRAME_HEADER_MINLEN (FRAME_FILTER_PIPELINE + 1 + 16) // 87 <- minimum length | | ------------------ | | | | 44| 9.34k|#define FRAME_FILTER_PIPELINE (FRAME_HAS_VLMETALAYERS + 1 + 1) // 70 | | | | ------------------ | | | | | | 43| 9.34k|#define FRAME_HAS_VLMETALAYERS (FRAME_NTHREADS_D + 2) // 68 | | | | | | ------------------ | | | | | | | | 42| 9.34k|#define FRAME_NTHREADS_D (FRAME_NTHREADS_C + 2 + 1) // 66 | | | | | | | | ------------------ | | | | | | | | | | 41| 9.34k|#define FRAME_NTHREADS_C (FRAME_CHUNKSIZE + 4 + 1) // 63 | | | | | | | | | | ------------------ | | | | | | | | | | | | 40| 9.34k|#define FRAME_CHUNKSIZE (FRAME_BLOCKSIZE + 4 + 1) // 58 | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | 39| 9.34k|#define FRAME_BLOCKSIZE (FRAME_TYPESIZE + 4 + 1) // 53 | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | 38| 9.34k|#define FRAME_TYPESIZE (FRAME_CBYTES + 8 + 1) // 48 | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | 37| 9.34k|#define FRAME_CBYTES (FRAME_NBYTES + 8 + 1) // 39 | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | 36| 9.34k|#define FRAME_NBYTES (FRAME_FLAGS + 4 + 1) // 30 | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | 32| 9.34k|#define FRAME_FLAGS (FRAME_LEN + 8 + 1) // 25 | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | 31| 9.34k|#define FRAME_LEN (FRAME_HEADER_LEN + 4 + 1) // 16 | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | 30| 9.34k|#define FRAME_HEADER_LEN (FRAME_HEADER_MAGIC + 8 + 1) // 11 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | | | | | 29| 9.34k|#define FRAME_HEADER_MAGIC 2 | | | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | | | ------------------ | | | | | | | | | | | | ------------------ | | | | | | | | | | ------------------ | | | | | | | | ------------------ | | | | | | ------------------ | | | | ------------------ | | ------------------ ------------------ | Branch (733:7): [True: 0, False: 9.34k] | Branch (733:25): [True: 0, False: 9.34k] ------------------ 734| 0| return NULL; 735| 0| } 736| 9.34k| char *magic_number = (char *)cframe + FRAME_HEADER_MAGIC; ------------------ | | 29| 9.34k|#define FRAME_HEADER_MAGIC 2 ------------------ 737| 9.34k| if (memcmp(magic_number, "b2frame", sizeof("b2frame")) != 0) { ------------------ | Branch (737:7): [True: 52, False: 9.29k] ------------------ 738| 52| return NULL; 739| 52| } 740| 9.29k| blosc2_frame_s* frame = frame_from_cframe(cframe, len, false); 741| 9.29k| if (frame == NULL) { ------------------ | Branch (741:7): [True: 11, False: 9.27k] ------------------ 742| 11| return NULL; 743| 11| } 744| 9.27k| blosc2_schunk* schunk = frame_to_schunk(frame, copy, &BLOSC2_IO_DEFAULTS); 745| 9.27k| if (schunk && copy) { ------------------ | Branch (745:7): [True: 379, False: 8.90k] | Branch (745:17): [True: 0, False: 379] ------------------ 746| | // Super-chunk has its own copy of frame 747| 0| frame_free(frame); 748| 0| } 749| 9.27k| return schunk; 750| 9.29k|} blosc2_schunk_decompress_chunk: 1482| 9.79k| void *dest, int32_t nbytes) { 1483| 9.79k| int rc = validate_nchunk(schunk, nchunk, false, "blosc2_schunk_decompress_chunk"); 1484| 9.79k| if (rc < 0) { ------------------ | Branch (1484:7): [True: 0, False: 9.79k] ------------------ 1485| 0| return rc; 1486| 0| } 1487| | 1488| 9.79k| int32_t chunk_nbytes; 1489| 9.79k| int32_t chunk_cbytes; 1490| 9.79k| int chunksize; 1491| 9.79k| blosc2_frame_s* frame = (blosc2_frame_s*)schunk->frame; 1492| | 1493| 9.79k| schunk->current_nchunk = nchunk; 1494| 9.79k| if (frame == NULL) { ------------------ | Branch (1494:7): [True: 0, False: 9.79k] ------------------ 1495| 0| uint8_t* src = schunk->data[nchunk]; 1496| 0| if (src == 0) { ------------------ | Branch (1496:9): [True: 0, False: 0] ------------------ 1497| 0| return 0; 1498| 0| } 1499| | 1500| 0| rc = blosc2_cbuffer_sizes(src, &chunk_nbytes, &chunk_cbytes, NULL); 1501| 0| if (rc < 0) { ------------------ | Branch (1501:9): [True: 0, False: 0] ------------------ 1502| 0| return rc; 1503| 0| } 1504| | 1505| 0| if (nbytes < chunk_nbytes) { ------------------ | Branch (1505:9): [True: 0, False: 0] ------------------ 1506| 0| BLOSC_TRACE_ERROR("Buffer size is too small for the decompressed buffer " ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1507| 0| "('%d' bytes, but '%d' are needed).", nbytes, chunk_nbytes); 1508| 0| return BLOSC2_ERROR_INVALID_PARAM; 1509| 0| } 1510| | 1511| 0| chunksize = blosc2_decompress_ctx(schunk->dctx, src, chunk_cbytes, dest, nbytes); 1512| 0| if (chunksize < 0 || chunksize != chunk_nbytes) { ------------------ | Branch (1512:9): [True: 0, False: 0] | Branch (1512:26): [True: 0, False: 0] ------------------ 1513| 0| BLOSC_TRACE_ERROR("Error in decompressing chunk."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 1514| 0| if (chunksize < 0) ------------------ | Branch (1514:11): [True: 0, False: 0] ------------------ 1515| 0| return chunksize; 1516| 0| return BLOSC2_ERROR_FAILURE; 1517| 0| } 1518| 9.79k| } else { 1519| 9.79k| rc = frame_lock(frame, false); 1520| 9.79k| if (rc < 0) { ------------------ | Branch (1520:9): [True: 0, False: 9.79k] ------------------ 1521| 0| return rc; 1522| 0| } 1523| 9.79k| chunksize = frame_decompress_chunk(schunk->dctx, frame, nchunk, dest, nbytes); 1524| 9.79k| frame_unlock(frame); 1525| 9.79k| if (chunksize < 0) { ------------------ | Branch (1525:9): [True: 335, False: 9.45k] ------------------ 1526| 335| return chunksize; 1527| 335| } 1528| 9.79k| } 1529| 9.45k| return chunksize; 1530| 9.79k|} schunk.c:validate_nchunk: 44| 9.79k|static int validate_nchunk(blosc2_schunk *schunk, int64_t nchunk, bool allow_end, const char *func_name) { 45| 9.79k| if (nchunk < 0) { ------------------ | Branch (45:7): [True: 0, False: 9.79k] ------------------ 46| 0| BLOSC_TRACE_ERROR("nchunk ('%" PRId64 "') is negative in %s.", nchunk, func_name); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 47| 0| return BLOSC2_ERROR_INVALID_PARAM; 48| 0| } 49| | 50| 9.79k| if (allow_end) { ------------------ | Branch (50:7): [True: 0, False: 9.79k] ------------------ 51| 0| if (nchunk > schunk->nchunks) { ------------------ | Branch (51:9): [True: 0, False: 0] ------------------ 52| 0| BLOSC_TRACE_ERROR("nchunk ('%" PRId64 "') is out of range [0, %" PRId64 "] in %s.", ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 53| 0| nchunk, schunk->nchunks, func_name); 54| 0| return BLOSC2_ERROR_INVALID_PARAM; 55| 0| } 56| 0| } 57| 9.79k| else { 58| 9.79k| if (nchunk >= schunk->nchunks) { ------------------ | Branch (58:9): [True: 0, False: 9.79k] ------------------ 59| 0| BLOSC_TRACE_ERROR("nchunk ('%" PRId64 "') exceeds the number of chunks " ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 60| 0| "('%" PRId64 "') in %s.", nchunk, schunk->nchunks, func_name); 61| 0| return BLOSC2_ERROR_INVALID_PARAM; 62| 0| } 63| 9.79k| } 64| | 65| 9.79k| return BLOSC2_ERROR_SUCCESS; 66| 9.79k|} unshuffle_avx2: 784| 16.1k| const uint8_t *_src, uint8_t *_dest) { 785| 16.1k| const int32_t vectorized_chunk_size = bytesoftype * (int32_t)sizeof(__m256i); 786| | 787| | /* If the block size is too small to be vectorized, 788| | use the generic implementation. */ 789| 16.1k| if (blocksize < vectorized_chunk_size) { ------------------ | Branch (789:7): [True: 7.49k, False: 8.67k] ------------------ 790| 7.49k| unshuffle_generic(bytesoftype, blocksize, _src, _dest); 791| 7.49k| return; 792| 7.49k| } 793| | 794| | /* If the blocksize is not a multiple of both the typesize and 795| | the vector size, round the blocksize down to the next value 796| | which is a multiple of both. The vectorized unshuffle can be 797| | used for that portion of the data, and the naive implementation 798| | can be used for the remaining portion. */ 799| 8.67k| const int32_t vectorizable_bytes = blocksize - (blocksize % vectorized_chunk_size); 800| | 801| 8.67k| const int32_t vectorizable_elements = vectorizable_bytes / bytesoftype; 802| 8.67k| const int32_t total_elements = blocksize / bytesoftype; 803| | 804| | /* Optimized unshuffle implementations */ 805| 8.67k| switch (bytesoftype) { 806| 594| case 2: ------------------ | Branch (806:5): [True: 594, False: 8.07k] ------------------ 807| 594| unshuffle2_avx2(_dest, _src, vectorizable_elements, total_elements); 808| 594| break; 809| 1.78k| case 4: ------------------ | Branch (809:5): [True: 1.78k, False: 6.88k] ------------------ 810| 1.78k| unshuffle4_avx2(_dest, _src, vectorizable_elements, total_elements); 811| 1.78k| break; 812| 1.01k| case 8: ------------------ | Branch (812:5): [True: 1.01k, False: 7.65k] ------------------ 813| 1.01k| unshuffle8_avx2(_dest, _src, vectorizable_elements, total_elements); 814| 1.01k| break; 815| 765| case 12: ------------------ | Branch (815:5): [True: 765, False: 7.90k] ------------------ 816| 765| unshuffle12_avx2(_dest, _src, vectorizable_elements, total_elements); 817| 765| break; 818| 12| case 16: ------------------ | Branch (818:5): [True: 12, False: 8.66k] ------------------ 819| 12| unshuffle16_avx2(_dest, _src, vectorizable_elements, total_elements); 820| 12| break; 821| 4.50k| default: ------------------ | Branch (821:5): [True: 4.50k, False: 4.17k] ------------------ 822| | /* For types larger than 16 bytes, use the AVX2 tiled unshuffle. */ 823| 4.50k| if (bytesoftype > (int32_t)sizeof(__m128i)) { ------------------ | Branch (823:11): [True: 3.83k, False: 668] ------------------ 824| 3.83k| unshuffle16_tiled_avx2(_dest, _src, vectorizable_elements, total_elements, bytesoftype); 825| 3.83k| } 826| 668| else { 827| | /* Non-optimized unshuffle */ 828| 668| unshuffle_generic(bytesoftype, blocksize, _src, _dest); 829| | /* The non-optimized function covers the whole buffer, 830| | so we're done processing here. */ 831| 668| return; 832| 668| } 833| 8.67k| } 834| | 835| | /* If the buffer had any bytes at the end which couldn't be handled 836| | by the vectorized implementations, use the non-optimized version 837| | to finish them up. */ 838| 8.00k| if (vectorizable_bytes < blocksize) { ------------------ | Branch (838:7): [True: 6.53k, False: 1.46k] ------------------ 839| 6.53k| unshuffle_generic_inline(bytesoftype, vectorizable_bytes, blocksize, _src, _dest); 840| 6.53k| } 841| 8.00k|} shuffle-avx2.c:unshuffle2_avx2: 338| 594| const int32_t vectorizable_elements, const int32_t total_elements) { 339| 594| static const int32_t bytesoftype = 2; 340| 594| int32_t i; 341| 594| int j; 342| 594| __m256i ymm0[2], ymm1[2]; 343| | 344| 264k| for (i = 0; i < vectorizable_elements; i += sizeof(__m256i)) { ------------------ | Branch (344:15): [True: 263k, False: 594] ------------------ 345| | /* Load 32 elements (64 bytes) into 2 YMM registers. */ 346| 263k| const uint8_t* const src_for_ith_element = src + i; 347| 791k| for (j = 0; j < 2; j++) { ------------------ | Branch (347:17): [True: 527k, False: 263k] ------------------ 348| 527k| ymm0[j] = _mm256_loadu_si256((__m256i*)(src_for_ith_element + (j * total_elements))); 349| 527k| } 350| | /* Shuffle bytes */ 351| 791k| for (j = 0; j < 2; j++) { ------------------ | Branch (351:17): [True: 527k, False: 263k] ------------------ 352| 527k| ymm0[j] = _mm256_permute4x64_epi64(ymm0[j], 0xd8); 353| 527k| } 354| | /* Compute the low 64 bytes */ 355| 263k| ymm1[0] = _mm256_unpacklo_epi8(ymm0[0], ymm0[1]); 356| | /* Compute the hi 64 bytes */ 357| 263k| ymm1[1] = _mm256_unpackhi_epi8(ymm0[0], ymm0[1]); 358| | /* Store the result vectors in proper order */ 359| 263k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (0 * sizeof(__m256i))), ymm1[0]); 360| 263k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (1 * sizeof(__m256i))), ymm1[1]); 361| 263k| } 362| 594|} shuffle-avx2.c:unshuffle4_avx2: 367| 1.78k| const int32_t vectorizable_elements, const int32_t total_elements) { 368| 1.78k| static const int32_t bytesoftype = 4; 369| 1.78k| int32_t i; 370| 1.78k| int j; 371| 1.78k| __m256i ymm0[4], ymm1[4]; 372| | 373| 351k| for (i = 0; i < vectorizable_elements; i += sizeof(__m256i)) { ------------------ | Branch (373:15): [True: 349k, False: 1.78k] ------------------ 374| | /* Load 32 elements (128 bytes) into 4 YMM registers. */ 375| 349k| const uint8_t* const src_for_ith_element = src + i; 376| 1.74M| for (j = 0; j < 4; j++) { ------------------ | Branch (376:17): [True: 1.39M, False: 349k] ------------------ 377| 1.39M| ymm0[j] = _mm256_loadu_si256((__m256i*)(src_for_ith_element + (j * total_elements))); 378| 1.39M| } 379| | /* Shuffle bytes */ 380| 1.04M| for (j = 0; j < 2; j++) { ------------------ | Branch (380:17): [True: 698k, False: 349k] ------------------ 381| | /* Compute the low 64 bytes */ 382| 698k| ymm1[j] = _mm256_unpacklo_epi8(ymm0[j * 2], ymm0[j * 2 + 1]); 383| | /* Compute the hi 64 bytes */ 384| 698k| ymm1[2 + j] = _mm256_unpackhi_epi8(ymm0[j * 2], ymm0[j * 2 + 1]); 385| 698k| } 386| | /* Shuffle 2-byte words */ 387| 1.04M| for (j = 0; j < 2; j++) { ------------------ | Branch (387:17): [True: 698k, False: 349k] ------------------ 388| | /* Compute the low 64 bytes */ 389| 698k| ymm0[j] = _mm256_unpacklo_epi16(ymm1[j * 2], ymm1[j * 2 + 1]); 390| | /* Compute the hi 64 bytes */ 391| 698k| ymm0[2 + j] = _mm256_unpackhi_epi16(ymm1[j * 2], ymm1[j * 2 + 1]); 392| 698k| } 393| 349k| ymm1[0] = _mm256_permute2x128_si256(ymm0[0], ymm0[2], 0x20); 394| 349k| ymm1[1] = _mm256_permute2x128_si256(ymm0[1], ymm0[3], 0x20); 395| 349k| ymm1[2] = _mm256_permute2x128_si256(ymm0[0], ymm0[2], 0x31); 396| 349k| ymm1[3] = _mm256_permute2x128_si256(ymm0[1], ymm0[3], 0x31); 397| | 398| | /* Store the result vectors in proper order */ 399| 1.74M| for (j = 0; j < 4; j++) { ------------------ | Branch (399:17): [True: 1.39M, False: 349k] ------------------ 400| 1.39M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (j * sizeof(__m256i))), ymm1[j]); 401| 1.39M| } 402| 349k| } 403| 1.78k|} shuffle-avx2.c:unshuffle8_avx2: 408| 1.01k| const int32_t vectorizable_elements, const int32_t total_elements) { 409| 1.01k| static const int32_t bytesoftype = 8; 410| 1.01k| int32_t i; 411| 1.01k| int j; 412| 1.01k| __m256i ymm0[8], ymm1[8]; 413| | 414| 266k| for (i = 0; i < vectorizable_elements; i += sizeof(__m256i)) { ------------------ | Branch (414:15): [True: 265k, False: 1.01k] ------------------ 415| | /* Fetch 32 elements (256 bytes) into 8 YMM registers. */ 416| 265k| const uint8_t* const src_for_ith_element = src + i; 417| 2.39M| for (j = 0; j < 8; j++) { ------------------ | Branch (417:17): [True: 2.12M, False: 265k] ------------------ 418| 2.12M| ymm0[j] = _mm256_loadu_si256((__m256i*)(src_for_ith_element + (j * total_elements))); 419| 2.12M| } 420| | /* Shuffle bytes */ 421| 1.32M| for (j = 0; j < 4; j++) { ------------------ | Branch (421:17): [True: 1.06M, False: 265k] ------------------ 422| | /* Compute the low 32 bytes */ 423| 1.06M| ymm1[j] = _mm256_unpacklo_epi8(ymm0[j * 2], ymm0[j * 2 + 1]); 424| | /* Compute the hi 32 bytes */ 425| 1.06M| ymm1[4 + j] = _mm256_unpackhi_epi8(ymm0[j * 2], ymm0[j * 2 + 1]); 426| 1.06M| } 427| | /* Shuffle words */ 428| 1.32M| for (j = 0; j < 4; j++) { ------------------ | Branch (428:17): [True: 1.06M, False: 265k] ------------------ 429| | /* Compute the low 32 bytes */ 430| 1.06M| ymm0[j] = _mm256_unpacklo_epi16(ymm1[j * 2], ymm1[j * 2 + 1]); 431| | /* Compute the hi 32 bytes */ 432| 1.06M| ymm0[4 + j] = _mm256_unpackhi_epi16(ymm1[j * 2], ymm1[j * 2 + 1]); 433| 1.06M| } 434| 2.39M| for (j = 0; j < 8; j++) { ------------------ | Branch (434:17): [True: 2.12M, False: 265k] ------------------ 435| 2.12M| ymm0[j] = _mm256_permute4x64_epi64(ymm0[j], 0xd8); 436| 2.12M| } 437| | 438| | /* Shuffle 4-byte dwords */ 439| 1.32M| for (j = 0; j < 4; j++) { ------------------ | Branch (439:17): [True: 1.06M, False: 265k] ------------------ 440| | /* Compute the low 32 bytes */ 441| 1.06M| ymm1[j] = _mm256_unpacklo_epi32(ymm0[j * 2], ymm0[j * 2 + 1]); 442| | /* Compute the hi 32 bytes */ 443| 1.06M| ymm1[4 + j] = _mm256_unpackhi_epi32(ymm0[j * 2], ymm0[j * 2 + 1]); 444| 1.06M| } 445| | 446| | /* Store the result vectors in proper order */ 447| 265k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (0 * sizeof(__m256i))), ymm1[0]); 448| 265k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (1 * sizeof(__m256i))), ymm1[2]); 449| 265k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (2 * sizeof(__m256i))), ymm1[1]); 450| 265k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (3 * sizeof(__m256i))), ymm1[3]); 451| 265k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (4 * sizeof(__m256i))), ymm1[4]); 452| 265k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (5 * sizeof(__m256i))), ymm1[6]); 453| 265k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (6 * sizeof(__m256i))), ymm1[5]); 454| 265k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (7 * sizeof(__m256i))), ymm1[7]); 455| 265k| } 456| 1.01k|} shuffle-avx2.c:unshuffle12_avx2: 533| 765| const int32_t vectorizable_elements, const int32_t total_elements) { 534| 765| static const int32_t bytesoftype = 12; 535| 765| int32_t i; 536| 765| int j; 537| 765| __m256i ymm0[16], ymm1[16]; 538| | 539| 765| __m256i permute = _mm256_set_epi32(0,0,6,5,4,2,1,0); 540| 765| __m256i store_mask = _mm256_set_epi32(0x0, 0x0, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF); 541| 765| int32_t jump = 2*bytesoftype; 542| 3.36k| for (i = 0; i < vectorizable_elements; i += sizeof(__m256i)) { ------------------ | Branch (542:15): [True: 2.59k, False: 765] ------------------ 543| | /* Fetch 24 elements (384 bytes) into 12 YMM registers. */ 544| 2.59k| const uint8_t* const src_for_ith_element = src + i; 545| 33.7k| for (j = 0; j < bytesoftype; j++) { ------------------ | Branch (545:17): [True: 31.1k, False: 2.59k] ------------------ 546| 31.1k| ymm0[j] = _mm256_loadu_si256((__m256i*)(src_for_ith_element + (j * total_elements))); 547| 31.1k| } 548| | /* Initialize the last 4 registers (128 bytes) to null */ 549| 12.9k| for (j = bytesoftype; j < 16; j++) { ------------------ | Branch (549:27): [True: 10.3k, False: 2.59k] ------------------ 550| 10.3k| ymm0[j] = _mm256_setzero_si256(); 551| 10.3k| } 552| | 553| | /* Shuffle bytes */ 554| 23.3k| for (j = 0; j < 8; j++) { ------------------ | Branch (554:17): [True: 20.7k, False: 2.59k] ------------------ 555| | /* Compute the low 32 bytes */ 556| 20.7k| ymm1[j] = _mm256_unpacklo_epi8(ymm0[j * 2], ymm0[j * 2 + 1]); 557| | /* Compute the hi 32 bytes */ 558| 20.7k| ymm1[8 + j] = _mm256_unpackhi_epi8(ymm0[j * 2], ymm0[j * 2 + 1]); 559| 20.7k| } 560| | /* Shuffle 2-byte words */ 561| 23.3k| for (j = 0; j < 8; j++) { ------------------ | Branch (561:17): [True: 20.7k, False: 2.59k] ------------------ 562| | /* Compute the low 32 bytes */ 563| 20.7k| ymm0[j] = _mm256_unpacklo_epi16(ymm1[j * 2], ymm1[j * 2 + 1]); 564| | /* Compute the hi 32 bytes */ 565| 20.7k| ymm0[8 + j] = _mm256_unpackhi_epi16(ymm1[j * 2], ymm1[j * 2 + 1]); 566| 20.7k| } 567| | /* Shuffle 4-byte dwords */ 568| 23.3k| for (j = 0; j < 8; j++) { ------------------ | Branch (568:17): [True: 20.7k, False: 2.59k] ------------------ 569| | /* Compute the low 32 bytes */ 570| 20.7k| ymm1[j] = _mm256_unpacklo_epi32(ymm0[j * 2], ymm0[j * 2 + 1]); 571| | /* Compute the hi 32 bytes */ 572| 20.7k| ymm1[8 + j] = _mm256_unpackhi_epi32(ymm0[j * 2], ymm0[j * 2 + 1]); 573| 20.7k| } 574| | 575| | /* Shuffle 8-byte qwords */ 576| 23.3k| for (j = 0; j < 8; j++) { ------------------ | Branch (576:17): [True: 20.7k, False: 2.59k] ------------------ 577| | /* Compute the low 32 bytes */ 578| 20.7k| ymm0[j] = _mm256_unpacklo_epi64(ymm1[j * 2], ymm1[j * 2 + 1]); 579| | /* Compute the hi 32 bytes */ 580| 20.7k| ymm0[8 + j] = _mm256_unpackhi_epi64(ymm1[j * 2], ymm1[j * 2 + 1]); 581| 20.7k| } 582| | 583| | 584| 23.3k| for (j = 0; j < 8; j++) { ------------------ | Branch (584:17): [True: 20.7k, False: 2.59k] ------------------ 585| 20.7k| ymm1[j] = _mm256_permute2x128_si256(ymm0[j], ymm0[j + 8], 0x20); 586| 20.7k| ymm1[j + 8] = _mm256_permute2x128_si256(ymm0[j], ymm0[j + 8], 0x31); 587| 20.7k| ymm1[j] = _mm256_permutevar8x32_epi32(ymm1[j], permute); 588| 20.7k| ymm1[j+8] = _mm256_permutevar8x32_epi32(ymm1[j+8], permute); 589| | 590| | 591| 20.7k| } 592| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (0 * jump)), ymm1[0]); 593| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (1 * jump)), ymm1[4]); 594| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (2 * jump)), ymm1[2]); 595| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (3 * jump)), ymm1[6]); 596| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (4 * jump)), ymm1[1]); 597| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (5 * jump)), ymm1[5]); 598| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (6 * jump)), ymm1[3]); 599| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (7 * jump)), ymm1[7]); 600| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (8 * jump)), ymm1[8]); 601| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (9 * jump)), ymm1[12]); 602| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (10 * jump)), ymm1[10]); 603| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (11 * jump)), ymm1[14]); 604| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (12 * jump)), ymm1[9]); 605| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (13 * jump)), ymm1[13]); 606| 2.59k| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (14 * jump)), ymm1[11]); 607| 2.59k| _mm256_maskstore_epi32((int *)(dest + (i * bytesoftype) + (15 * jump)), store_mask, ymm1[15]); 608| 2.59k| } 609| 765|} shuffle-avx2.c:unshuffle16_avx2: 461| 12| const int32_t vectorizable_elements, const int32_t total_elements) { 462| 12| static const int32_t bytesoftype = 16; 463| 12| int32_t i; 464| 12| int j; 465| 12| __m256i ymm0[16], ymm1[16]; 466| | 467| 2.09M| for (i = 0; i < vectorizable_elements; i += sizeof(__m256i)) { ------------------ | Branch (467:15): [True: 2.09M, False: 12] ------------------ 468| | /* Fetch 32 elements (512 bytes) into 16 YMM registers. */ 469| 2.09M| const uint8_t* const src_for_ith_element = src + i; 470| 35.6M| for (j = 0; j < 16; j++) { ------------------ | Branch (470:17): [True: 33.5M, False: 2.09M] ------------------ 471| 33.5M| ymm0[j] = _mm256_loadu_si256((__m256i*)(src_for_ith_element + (j * total_elements))); 472| 33.5M| } 473| | 474| | /* Shuffle bytes */ 475| 18.8M| for (j = 0; j < 8; j++) { ------------------ | Branch (475:17): [True: 16.7M, False: 2.09M] ------------------ 476| | /* Compute the low 32 bytes */ 477| 16.7M| ymm1[j] = _mm256_unpacklo_epi8(ymm0[j * 2], ymm0[j * 2 + 1]); 478| | /* Compute the hi 32 bytes */ 479| 16.7M| ymm1[8 + j] = _mm256_unpackhi_epi8(ymm0[j * 2], ymm0[j * 2 + 1]); 480| 16.7M| } 481| | /* Shuffle 2-byte words */ 482| 18.8M| for (j = 0; j < 8; j++) { ------------------ | Branch (482:17): [True: 16.7M, False: 2.09M] ------------------ 483| | /* Compute the low 32 bytes */ 484| 16.7M| ymm0[j] = _mm256_unpacklo_epi16(ymm1[j * 2], ymm1[j * 2 + 1]); 485| | /* Compute the hi 32 bytes */ 486| 16.7M| ymm0[8 + j] = _mm256_unpackhi_epi16(ymm1[j * 2], ymm1[j * 2 + 1]); 487| 16.7M| } 488| | /* Shuffle 4-byte dwords */ 489| 18.8M| for (j = 0; j < 8; j++) { ------------------ | Branch (489:17): [True: 16.7M, False: 2.09M] ------------------ 490| | /* Compute the low 32 bytes */ 491| 16.7M| ymm1[j] = _mm256_unpacklo_epi32(ymm0[j * 2], ymm0[j * 2 + 1]); 492| | /* Compute the hi 32 bytes */ 493| 16.7M| ymm1[8 + j] = _mm256_unpackhi_epi32(ymm0[j * 2], ymm0[j * 2 + 1]); 494| 16.7M| } 495| | 496| | /* Shuffle 8-byte qwords */ 497| 18.8M| for (j = 0; j < 8; j++) { ------------------ | Branch (497:17): [True: 16.7M, False: 2.09M] ------------------ 498| | /* Compute the low 32 bytes */ 499| 16.7M| ymm0[j] = _mm256_unpacklo_epi64(ymm1[j * 2], ymm1[j * 2 + 1]); 500| | /* Compute the hi 32 bytes */ 501| 16.7M| ymm0[8 + j] = _mm256_unpackhi_epi64(ymm1[j * 2], ymm1[j * 2 + 1]); 502| 16.7M| } 503| | 504| 18.8M| for (j = 0; j < 8; j++) { ------------------ | Branch (504:17): [True: 16.7M, False: 2.09M] ------------------ 505| 16.7M| ymm1[j] = _mm256_permute2x128_si256(ymm0[j], ymm0[j + 8], 0x20); 506| 16.7M| ymm1[j + 8] = _mm256_permute2x128_si256(ymm0[j], ymm0[j + 8], 0x31); 507| 16.7M| } 508| | 509| | /* Store the result vectors in proper order */ 510| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (0 * sizeof(__m256i))), ymm1[0]); 511| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (1 * sizeof(__m256i))), ymm1[4]); 512| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (2 * sizeof(__m256i))), ymm1[2]); 513| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (3 * sizeof(__m256i))), ymm1[6]); 514| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (4 * sizeof(__m256i))), ymm1[1]); 515| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (5 * sizeof(__m256i))), ymm1[5]); 516| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (6 * sizeof(__m256i))), ymm1[3]); 517| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (7 * sizeof(__m256i))), ymm1[7]); 518| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (8 * sizeof(__m256i))), ymm1[8]); 519| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (9 * sizeof(__m256i))), ymm1[12]); 520| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (10 * sizeof(__m256i))), ymm1[10]); 521| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (11 * sizeof(__m256i))), ymm1[14]); 522| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (12 * sizeof(__m256i))), ymm1[9]); 523| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (13 * sizeof(__m256i))), ymm1[13]); 524| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (14 * sizeof(__m256i))), ymm1[11]); 525| 2.09M| _mm256_storeu_si256((__m256i*)(dest + (i * bytesoftype) + (15 * sizeof(__m256i))), ymm1[15]); 526| 2.09M| } 527| 12|} shuffle-avx2.c:unshuffle16_tiled_avx2: 613| 3.83k| const int32_t vectorizable_elements, const int32_t total_elements, const int32_t bytesoftype) { 614| 3.83k| int32_t i; 615| 3.83k| int j; 616| 3.83k| __m256i ymm0[16], ymm1[16]; 617| | 618| 3.83k| const lldiv_t vecs_per_el = lldiv(bytesoftype, sizeof(__m128i)); 619| 3.83k| const int32_t vecs_rem = (int32_t)vecs_per_el.rem; 620| | 621| | /* The unshuffle loops are inverted (compared to shuffle_tiled16_avx2) 622| | to optimize cache utilization. */ 623| 3.83k| int32_t offset_into_type; 624| 15.8k| for (offset_into_type = 0; offset_into_type < bytesoftype; ------------------ | Branch (624:30): [True: 11.9k, False: 3.83k] ------------------ 625| 11.9k| offset_into_type += (offset_into_type == 0 && vecs_rem > 0 ? vecs_rem : (int32_t)sizeof(__m128i))) { ------------------ | Branch (625:29): [True: 3.83k, False: 8.15k] | Branch (625:54): [True: 3.07k, False: 763] ------------------ 626| 5.68M| for (i = 0; i < vectorizable_elements; i += sizeof(__m256i)) { ------------------ | Branch (626:17): [True: 5.66M, False: 11.9k] ------------------ 627| | /* Load the first 16 bytes of 32 adjacent elements (512 bytes) into 16 YMM registers */ 628| 5.66M| const uint8_t* const src_for_ith_element = src + i; 629| 96.3M| for (j = 0; j < 16; j++) { ------------------ | Branch (629:19): [True: 90.7M, False: 5.66M] ------------------ 630| 90.7M| ymm0[j] = _mm256_loadu_si256((__m256i*)(src_for_ith_element + (total_elements * (offset_into_type + j)))); 631| 90.7M| } 632| | 633| | /* Shuffle bytes */ 634| 51.0M| for (j = 0; j < 8; j++) { ------------------ | Branch (634:19): [True: 45.3M, False: 5.66M] ------------------ 635| | /* Compute the low 32 bytes */ 636| 45.3M| ymm1[j] = _mm256_unpacklo_epi8(ymm0[j * 2], ymm0[j * 2 + 1]); 637| | /* Compute the hi 32 bytes */ 638| 45.3M| ymm1[8 + j] = _mm256_unpackhi_epi8(ymm0[j * 2], ymm0[j * 2 + 1]); 639| 45.3M| } 640| | /* Shuffle 2-byte words */ 641| 51.0M| for (j = 0; j < 8; j++) { ------------------ | Branch (641:19): [True: 45.3M, False: 5.66M] ------------------ 642| | /* Compute the low 32 bytes */ 643| 45.3M| ymm0[j] = _mm256_unpacklo_epi16(ymm1[j * 2], ymm1[j * 2 + 1]); 644| | /* Compute the hi 32 bytes */ 645| 45.3M| ymm0[8 + j] = _mm256_unpackhi_epi16(ymm1[j * 2], ymm1[j * 2 + 1]); 646| 45.3M| } 647| | /* Shuffle 4-byte dwords */ 648| 51.0M| for (j = 0; j < 8; j++) { ------------------ | Branch (648:19): [True: 45.3M, False: 5.66M] ------------------ 649| | /* Compute the low 32 bytes */ 650| 45.3M| ymm1[j] = _mm256_unpacklo_epi32(ymm0[j * 2], ymm0[j * 2 + 1]); 651| | /* Compute the hi 32 bytes */ 652| 45.3M| ymm1[8 + j] = _mm256_unpackhi_epi32(ymm0[j * 2], ymm0[j * 2 + 1]); 653| 45.3M| } 654| | 655| | /* Shuffle 8-byte qwords */ 656| 51.0M| for (j = 0; j < 8; j++) { ------------------ | Branch (656:19): [True: 45.3M, False: 5.66M] ------------------ 657| | /* Compute the low 32 bytes */ 658| 45.3M| ymm0[j] = _mm256_unpacklo_epi64(ymm1[j * 2], ymm1[j * 2 + 1]); 659| | /* Compute the hi 32 bytes */ 660| 45.3M| ymm0[8 + j] = _mm256_unpackhi_epi64(ymm1[j * 2], ymm1[j * 2 + 1]); 661| 45.3M| } 662| | 663| 51.0M| for (j = 0; j < 8; j++) { ------------------ | Branch (663:19): [True: 45.3M, False: 5.66M] ------------------ 664| 45.3M| ymm1[j] = _mm256_permute2x128_si256(ymm0[j], ymm0[j + 8], 0x20); 665| 45.3M| ymm1[j + 8] = _mm256_permute2x128_si256(ymm0[j], ymm0[j + 8], 0x31); 666| 45.3M| } 667| | 668| | /* Store the result vectors in proper order */ 669| 5.66M| const uint8_t* const dest_with_offset = dest + offset_into_type; 670| 5.66M| _mm256_storeu2_m128i( 671| 5.66M| (__m128i*)(dest_with_offset + (i + 0x01) * bytesoftype), 672| 5.66M| (__m128i*)(dest_with_offset + (i + 0x00) * bytesoftype), ymm1[0]); 673| 5.66M| _mm256_storeu2_m128i( 674| 5.66M| (__m128i*)(dest_with_offset + (i + 0x03) * bytesoftype), 675| 5.66M| (__m128i*)(dest_with_offset + (i + 0x02) * bytesoftype), ymm1[4]); 676| 5.66M| _mm256_storeu2_m128i( 677| 5.66M| (__m128i*)(dest_with_offset + (i + 0x05) * bytesoftype), 678| 5.66M| (__m128i*)(dest_with_offset + (i + 0x04) * bytesoftype), ymm1[2]); 679| 5.66M| _mm256_storeu2_m128i( 680| 5.66M| (__m128i*)(dest_with_offset + (i + 0x07) * bytesoftype), 681| 5.66M| (__m128i*)(dest_with_offset + (i + 0x06) * bytesoftype), ymm1[6]); 682| 5.66M| _mm256_storeu2_m128i( 683| 5.66M| (__m128i*)(dest_with_offset + (i + 0x09) * bytesoftype), 684| 5.66M| (__m128i*)(dest_with_offset + (i + 0x08) * bytesoftype), ymm1[1]); 685| 5.66M| _mm256_storeu2_m128i( 686| 5.66M| (__m128i*)(dest_with_offset + (i + 0x0b) * bytesoftype), 687| 5.66M| (__m128i*)(dest_with_offset + (i + 0x0a) * bytesoftype), ymm1[5]); 688| 5.66M| _mm256_storeu2_m128i( 689| 5.66M| (__m128i*)(dest_with_offset + (i + 0x0d) * bytesoftype), 690| 5.66M| (__m128i*)(dest_with_offset + (i + 0x0c) * bytesoftype), ymm1[3]); 691| 5.66M| _mm256_storeu2_m128i( 692| 5.66M| (__m128i*)(dest_with_offset + (i + 0x0f) * bytesoftype), 693| 5.66M| (__m128i*)(dest_with_offset + (i + 0x0e) * bytesoftype), ymm1[7]); 694| 5.66M| _mm256_storeu2_m128i( 695| 5.66M| (__m128i*)(dest_with_offset + (i + 0x11) * bytesoftype), 696| 5.66M| (__m128i*)(dest_with_offset + (i + 0x10) * bytesoftype), ymm1[8]); 697| 5.66M| _mm256_storeu2_m128i( 698| 5.66M| (__m128i*)(dest_with_offset + (i + 0x13) * bytesoftype), 699| 5.66M| (__m128i*)(dest_with_offset + (i + 0x12) * bytesoftype), ymm1[12]); 700| 5.66M| _mm256_storeu2_m128i( 701| 5.66M| (__m128i*)(dest_with_offset + (i + 0x15) * bytesoftype), 702| 5.66M| (__m128i*)(dest_with_offset + (i + 0x14) * bytesoftype), ymm1[10]); 703| 5.66M| _mm256_storeu2_m128i( 704| 5.66M| (__m128i*)(dest_with_offset + (i + 0x17) * bytesoftype), 705| 5.66M| (__m128i*)(dest_with_offset + (i + 0x16) * bytesoftype), ymm1[14]); 706| 5.66M| _mm256_storeu2_m128i( 707| 5.66M| (__m128i*)(dest_with_offset + (i + 0x19) * bytesoftype), 708| 5.66M| (__m128i*)(dest_with_offset + (i + 0x18) * bytesoftype), ymm1[9]); 709| 5.66M| _mm256_storeu2_m128i( 710| 5.66M| (__m128i*)(dest_with_offset + (i + 0x1b) * bytesoftype), 711| 5.66M| (__m128i*)(dest_with_offset + (i + 0x1a) * bytesoftype), ymm1[13]); 712| 5.66M| _mm256_storeu2_m128i( 713| 5.66M| (__m128i*)(dest_with_offset + (i + 0x1d) * bytesoftype), 714| 5.66M| (__m128i*)(dest_with_offset + (i + 0x1c) * bytesoftype), ymm1[11]); 715| 5.66M| _mm256_storeu2_m128i( 716| 5.66M| (__m128i*)(dest_with_offset + (i + 0x1f) * bytesoftype), 717| 5.66M| (__m128i*)(dest_with_offset + (i + 0x1e) * bytesoftype), ymm1[15]); 718| 5.66M| } 719| 11.9k| } 720| 3.83k|} unshuffle_generic: 22| 8.16k| const uint8_t *_src, uint8_t *_dest) { 23| | /* Non-optimized unshuffle */ 24| 8.16k| unshuffle_generic_inline(bytesoftype, 0, blocksize, _src, _dest); 25| 8.16k|} shuffle-generic.c:unshuffle_generic_inline: 64| 8.16k| const uint8_t *_src, uint8_t *_dest) { 65| 8.16k| int32_t i, j; 66| | 67| | /* Calculate the number of elements in the block. */ 68| 8.16k| const int32_t neblock_quot = blocksize / type_size; 69| 8.16k| const int32_t neblock_rem = blocksize % type_size; 70| 8.16k| const int32_t vectorizable_elements = vectorizable_blocksize / type_size; 71| | 72| | /* Non-optimized unshuffle */ 73| 572M| for (i = vectorizable_elements; i < (int32_t)neblock_quot; i++) { ------------------ | Branch (73:35): [True: 572M, False: 8.16k] ------------------ 74| 1.15G| for (j = 0; j < type_size; j++) { ------------------ | Branch (74:17): [True: 585M, False: 572M] ------------------ 75| 585M| _dest[i * type_size + j] = _src[j * neblock_quot + i]; 76| 585M| } 77| 572M| } 78| | 79| | /* Copy any leftover bytes in the block without unshuffling them. */ 80| 8.16k| memcpy(_dest + (blocksize - neblock_rem), _src + (blocksize - neblock_rem), neblock_rem); 81| 8.16k|} shuffle-avx2.c:unshuffle_generic_inline: 64| 6.53k| const uint8_t *_src, uint8_t *_dest) { 65| 6.53k| int32_t i, j; 66| | 67| | /* Calculate the number of elements in the block. */ 68| 6.53k| const int32_t neblock_quot = blocksize / type_size; 69| 6.53k| const int32_t neblock_rem = blocksize % type_size; 70| 6.53k| const int32_t vectorizable_elements = vectorizable_blocksize / type_size; 71| | 72| | /* Non-optimized unshuffle */ 73| 92.1k| for (i = vectorizable_elements; i < (int32_t)neblock_quot; i++) { ------------------ | Branch (73:35): [True: 85.6k, False: 6.53k] ------------------ 74| 2.24M| for (j = 0; j < type_size; j++) { ------------------ | Branch (74:17): [True: 2.15M, False: 85.6k] ------------------ 75| 2.15M| _dest[i * type_size + j] = _src[j * neblock_quot + i]; 76| 2.15M| } 77| 85.6k| } 78| | 79| | /* Copy any leftover bytes in the block without unshuffling them. */ 80| 6.53k| memcpy(_dest + (blocksize - neblock_rem), _src + (blocksize - neblock_rem), neblock_rem); 81| 6.53k|} blosc2_unshuffle: 436| 16.1k| const void* src, void* dest) { 437| | /* Initialize the shuffle implementation if necessary. */ 438| 16.1k| init_shuffle_implementation(); 439| | 440| 16.1k| if (typesize < 1 || typesize > 256 || blocksize < 0) { ------------------ | Branch (440:7): [True: 0, False: 16.1k] | Branch (440:23): [True: 0, False: 16.1k] | Branch (440:41): [True: 0, False: 16.1k] ------------------ 441| 0| return BLOSC2_ERROR_INVALID_PARAM; 442| 0| } 443| | 444| | /* The implementation is initialized. 445| | Dispatch to it's unshuffle routine. */ 446| 16.1k| (host_implementation.unshuffle)(typesize, blocksize, src, dest); 447| | 448| 16.1k| return blocksize; 449| 16.1k|} bitunshuffle: 484| 10.7k| const uint8_t format_version) { 485| | /* Initialize the shuffle implementation if necessary. */ 486| 10.7k| init_shuffle_implementation(); 487| 10.7k| size_t size = blocksize / typesize; 488| | 489| 10.7k| if (format_version == 2) { ------------------ | Branch (489:7): [True: 560, False: 10.1k] ------------------ 490| | /* Starting from version 3, bitshuffle() works differently */ 491| 560| if ((size % 8) == 0) { ------------------ | Branch (491:9): [True: 544, False: 16] ------------------ 492| | /* The number of elems is a multiple of 8 which is supported by 493| | bitshuffle. */ 494| 544| int ret = (int) (host_implementation.bitunshuffle) 495| 544| ((const void *) src, (void *) dest, blocksize / typesize, typesize); 496| 544| if (ret < 0) { ------------------ | Branch (496:11): [True: 0, False: 544] ------------------ 497| | // Some error in bitshuffle (should not happen) 498| 0| BLOSC_TRACE_ERROR("the impossible happened: the bitunshuffle filter failed!"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 499| 0| return ret; 500| 0| } 501| 544| } 502| 16| else { 503| 16| memcpy(dest, src, blocksize); 504| 16| } 505| 560| } 506| 10.1k| else { 507| | /* bitshuffle only supports a number of bytes that is a multiple of 8. */ 508| 10.1k| size -= size % 8; 509| 10.1k| int ret = (int) (host_implementation.bitunshuffle)(src, dest, size, typesize); 510| 10.1k| if (ret < 0) { ------------------ | Branch (510:9): [True: 0, False: 10.1k] ------------------ 511| 0| BLOSC_TRACE_ERROR("the impossible happened: the bitunshuffle filter failed!"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 512| 0| return ret; 513| 0| } 514| | 515| | /* Copy the leftovers */ 516| 10.1k| size_t offset = size * typesize; 517| 10.1k| memcpy((uint8_t *) dest + offset, (const uint8_t *) src + offset, blocksize - offset); 518| 10.1k| } 519| | 520| 10.7k| return blocksize; 521| 10.7k|} shuffle.c:init_shuffle_implementation: 391| 26.9k|void init_shuffle_implementation(void) { 392| | /* Initialization could (in rare cases) take place concurrently on 393| | multiple threads, but it shouldn't matter because the 394| | initialization should return the same result on each thread (so 395| | the implementation will be the same). Since that's the case we 396| | can avoid complicated synchronization here and get a small 397| | performance benefit because we don't need to perform a volatile 398| | load on the initialization variable each time this function is 399| | called. */ 400| 26.9k|#if defined(__GNUC__) || defined(__clang__) 401| 26.9k| if (__builtin_expect(!implementation_initialized, 0)) { ------------------ | Branch (401:7): [True: 1, False: 26.9k] ------------------ 402| |#else 403| | if (!implementation_initialized) { 404| |#endif 405| | /* Initialize the implementation. */ 406| 1| host_implementation = get_shuffle_implementation(); 407| | 408| | /* Set the flag indicating the implementation has been initialized. */ 409| 1| implementation_initialized = 1; 410| 1| } 411| 26.9k|} shuffle.c:get_shuffle_implementation: 290| 1|static shuffle_implementation_t get_shuffle_implementation(void) { 291| 1|#if defined(SHUFFLE_AVX512_ENABLED) || defined(SHUFFLE_AVX2_ENABLED) || defined(SHUFFLE_SSE2_ENABLED) || defined(SHUFFLE_NEON_ENABLED) || defined(SHUFFLE_ALTIVEC_ENABLED) 292| 1| blosc_cpu_features cpu_features = blosc_get_cpu_features(); 293| 1|#endif 294| 1|#if defined(SHUFFLE_AVX512_ENABLED) 295| 1| if (cpu_features & BLOSC_HAVE_AVX512 && is_shuffle_avx2 && is_bshuf_AVX512) { ------------------ | Branch (295:7): [True: 0, False: 1] | Branch (295:43): [True: 0, False: 0] | Branch (295:62): [True: 0, False: 0] ------------------ 296| 0| shuffle_implementation_t impl_avx512; 297| 0| impl_avx512.name = "avx512"; 298| 0| impl_avx512.shuffle = (shuffle_func)shuffle_avx2; 299| 0| impl_avx512.unshuffle = (unshuffle_func)unshuffle_avx2; 300| 0| impl_avx512.bitshuffle = (bitshuffle_func) bshuf_trans_bit_elem_AVX512; 301| 0| impl_avx512.bitunshuffle = (bitunshuffle_func)bshuf_untrans_bit_elem_AVX512; 302| 0| return impl_avx512; 303| 0| } 304| 1|#endif /* defined(SHUFFLE_AVX512_ENABLED) */ 305| | 306| 1|#if defined(SHUFFLE_AVX2_ENABLED) 307| 1| if (cpu_features & BLOSC_HAVE_AVX2 && is_shuffle_avx2 && is_bshuf_AVX) { ------------------ | Branch (307:7): [True: 1, False: 0] | Branch (307:41): [True: 1, False: 0] | Branch (307:60): [True: 1, False: 0] ------------------ 308| 1| shuffle_implementation_t impl_avx2; 309| 1| impl_avx2.name = "avx2"; 310| 1| impl_avx2.shuffle = (shuffle_func)shuffle_avx2; 311| 1| impl_avx2.unshuffle = (unshuffle_func)unshuffle_avx2; 312| 1| impl_avx2.bitshuffle = (bitshuffle_func) bshuf_trans_bit_elem_AVX; 313| 1| impl_avx2.bitunshuffle = (bitunshuffle_func)bshuf_untrans_bit_elem_AVX; 314| 1| return impl_avx2; 315| 1| } 316| 0|#endif /* defined(SHUFFLE_AVX2_ENABLED) */ 317| | 318| 0|#if defined(SHUFFLE_SSE2_ENABLED) 319| 0| if (cpu_features & BLOSC_HAVE_SSE2 && is_shuffle_sse2 && is_bshuf_SSE) { ------------------ | Branch (319:7): [True: 0, False: 0] | Branch (319:41): [True: 0, False: 0] | Branch (319:60): [True: 0, False: 0] ------------------ 320| 0| shuffle_implementation_t impl_sse2; 321| 0| impl_sse2.name = "sse2"; 322| 0| impl_sse2.shuffle = (shuffle_func)shuffle_sse2; 323| 0| impl_sse2.unshuffle = (unshuffle_func)unshuffle_sse2; 324| 0| impl_sse2.bitshuffle = (bitshuffle_func)bshuf_trans_bit_elem_SSE; 325| 0| impl_sse2.bitunshuffle = (bitunshuffle_func) bshuf_untrans_bit_elem_SSE; 326| 0| return impl_sse2; 327| 0| } 328| 0|#endif /* defined(SHUFFLE_SSE2_ENABLED) */ 329| | 330| |#if defined(SHUFFLE_NEON_ENABLED) 331| | if (cpu_features & BLOSC_HAVE_NEON && is_shuffle_neon) { // && is_bshuf_NEON if using NEON bitshuffle 332| | shuffle_implementation_t impl_neon; 333| | impl_neon.name = "neon"; 334| | impl_neon.shuffle = (shuffle_func)shuffle_neon; 335| | impl_neon.unshuffle = (unshuffle_func)unshuffle_neon; 336| | //impl_neon.shuffle = (shuffle_func)shuffle_generic; 337| | //impl_neon.unshuffle = (unshuffle_func)unshuffle_generic; 338| | //impl_neon.bitshuffle = (bitshuffle_func)bshuf_trans_bit_elem_NEON; 339| | //impl_neon.bitunshuffle = (bitunshuffle_func)bshuf_untrans_bit_elem_NEON; 340| | // The current bitshuffle optimized for NEON is not any faster 341| | // (in fact, it is pretty much slower) than the scalar implementation. 342| | // So, let's use the scalar one, which is pretty fast, at least on a M1 CPU. 343| | impl_neon.bitshuffle = (bitshuffle_func)bshuf_trans_bit_elem_scal; 344| | impl_neon.bitunshuffle = (bitunshuffle_func)bshuf_untrans_bit_elem_scal; 345| | return impl_neon; 346| | } 347| |#endif /* defined(SHUFFLE_NEON_ENABLED) */ 348| | 349| |#if defined(SHUFFLE_ALTIVEC_ENABLED) 350| | if (cpu_features & BLOSC_HAVE_ALTIVEC && is_shuffle_altivec && is_bshuf_altivec) { 351| | shuffle_implementation_t impl_altivec; 352| | impl_altivec.name = "altivec"; 353| | impl_altivec.shuffle = (shuffle_func)shuffle_altivec; 354| | impl_altivec.unshuffle = (unshuffle_func)unshuffle_altivec; 355| | impl_altivec.bitshuffle = (bitshuffle_func)bshuf_trans_bit_elem_altivec; 356| | impl_altivec.bitunshuffle = (bitunshuffle_func)bshuf_untrans_bit_elem_altivec; 357| | return impl_altivec; 358| | } 359| |#endif /* defined(SHUFFLE_ALTIVEC_ENABLED) */ 360| | 361| | /* Processor doesn't support any of the hardware-accelerated implementations, 362| | so use the generic implementation. */ 363| 0| shuffle_implementation_t impl_generic; 364| 0| impl_generic.name = "generic"; 365| 0| impl_generic.shuffle = (shuffle_func)shuffle_generic; 366| 0| impl_generic.unshuffle = (unshuffle_func)unshuffle_generic; 367| 0| impl_generic.bitshuffle = (bitshuffle_func)bshuf_trans_bit_elem_scal; 368| 0| impl_generic.bitunshuffle = (bitunshuffle_func)bshuf_untrans_bit_elem_scal; 369| 0| return impl_generic; 370| 0|} shuffle.c:blosc_get_cpu_features: 100| 1|static blosc_cpu_features blosc_get_cpu_features(void) { 101| 1| blosc_cpu_features cpu_features = BLOSC_HAVE_NOTHING; 102| 1| if (__builtin_cpu_supports("sse2")) { ------------------ | Branch (102:7): [True: 1, False: 0] ------------------ 103| 1| cpu_features |= BLOSC_HAVE_SSE2; 104| 1| } 105| 1| if (__builtin_cpu_supports("avx2")) { ------------------ | Branch (105:7): [True: 1, False: 0] ------------------ 106| 1| cpu_features |= BLOSC_HAVE_AVX2; 107| 1| } 108| 1| if (__builtin_cpu_supports("avx512f") && __builtin_cpu_supports("avx512bw")) { ------------------ | Branch (108:7): [True: 0, False: 1] | Branch (108:44): [True: 0, False: 0] ------------------ 109| 0| cpu_features |= BLOSC_HAVE_AVX512; 110| 0| } 111| 1| return cpu_features; 112| 1|} blosc_stune_next_blocksize: 47| 1.86k|int blosc_stune_next_blocksize(blosc2_context *context) { 48| 1.86k| int32_t clevel = context->clevel; 49| 1.86k| int32_t typesize = context->typesize; 50| 1.86k| int32_t nbytes = context->sourcesize; 51| 1.86k| int32_t user_blocksize = context->blocksize; 52| 1.86k| int32_t blocksize = nbytes; 53| | 54| | // Protection against very small buffers 55| 1.86k| if (nbytes < typesize) { ------------------ | Branch (55:7): [True: 1.34k, False: 526] ------------------ 56| 1.34k| context->blocksize = 1; 57| 1.34k| return BLOSC2_ERROR_SUCCESS; 58| 1.34k| } 59| | 60| 526| int splitmode = split_block(context, typesize, blocksize); 61| 526| if (user_blocksize) { ------------------ | Branch (61:7): [True: 123, False: 403] ------------------ 62| 123| blocksize = user_blocksize; 63| 123| goto last; 64| 123| } 65| | 66| 403| if (nbytes >= L1) { ------------------ | | 19| 403|#define L1 (32 * 1024) ------------------ | Branch (66:7): [True: 402, False: 1] ------------------ 67| 402| blocksize = L1; ------------------ | | 19| 402|#define L1 (32 * 1024) ------------------ 68| | 69| | /* For HCR codecs, increase the block sizes by a factor of 2 because they 70| | are meant for compressing large blocks (i.e. they show a big overhead 71| | when compressing small ones). */ 72| 402| if (is_HCR(context)) { ------------------ | Branch (72:9): [True: 0, False: 402] ------------------ 73| 0| blocksize *= 2; 74| 0| } 75| | 76| | // Choose a different blocksize depending on the compression level 77| 402| switch (clevel) { 78| 0| case 0: ------------------ | Branch (78:7): [True: 0, False: 402] ------------------ 79| | // Case of plain copy 80| 0| blocksize /= 4; 81| 0| break; 82| 0| case 1: ------------------ | Branch (82:7): [True: 0, False: 402] ------------------ 83| 0| blocksize /= 2; 84| 0| break; 85| 0| case 2: ------------------ | Branch (85:7): [True: 0, False: 402] ------------------ 86| 0| blocksize *= 1; 87| 0| break; 88| 0| case 3: ------------------ | Branch (88:7): [True: 0, False: 402] ------------------ 89| 0| blocksize *= 2; 90| 0| break; 91| 0| case 4: ------------------ | Branch (91:7): [True: 0, False: 402] ------------------ 92| 402| case 5: ------------------ | Branch (92:7): [True: 402, False: 0] ------------------ 93| 402| blocksize *= 4; 94| 402| break; 95| 0| case 6: ------------------ | Branch (95:7): [True: 0, False: 402] ------------------ 96| 0| case 7: ------------------ | Branch (96:7): [True: 0, False: 402] ------------------ 97| 0| case 8: ------------------ | Branch (97:7): [True: 0, False: 402] ------------------ 98| 0| blocksize *= 8; 99| 0| break; 100| 0| case 9: ------------------ | Branch (100:7): [True: 0, False: 402] ------------------ 101| | // Do not exceed 256 KB for non HCR codecs 102| 0| blocksize *= 8; 103| 0| if (is_HCR(context)) { ------------------ | Branch (103:13): [True: 0, False: 0] ------------------ 104| 0| blocksize *= 2; 105| 0| } 106| 0| break; 107| 0| default: ------------------ | Branch (107:7): [True: 0, False: 402] ------------------ 108| 0| break; 109| 402| } 110| 402| } 111| | 112| | /* Now the blocksize for splittable codecs */ 113| 403| if (clevel > 0 && splitmode) { ------------------ | Branch (113:7): [True: 403, False: 0] | Branch (113:21): [True: 363, False: 40] ------------------ 114| | // For performance reasons, do not exceed 256 KB (it must fit in L2 cache) 115| 363| switch (clevel) { 116| 0| case 1: ------------------ | Branch (116:7): [True: 0, False: 363] ------------------ 117| 0| case 2: ------------------ | Branch (117:7): [True: 0, False: 363] ------------------ 118| 0| case 3: ------------------ | Branch (118:7): [True: 0, False: 363] ------------------ 119| 0| blocksize = 32 * 1024; 120| 0| break; 121| 0| case 4: ------------------ | Branch (121:7): [True: 0, False: 363] ------------------ 122| 363| case 5: ------------------ | Branch (122:7): [True: 363, False: 0] ------------------ 123| 363| case 6: ------------------ | Branch (123:7): [True: 0, False: 363] ------------------ 124| 363| blocksize = 64 * 1024; 125| 363| break; 126| 0| case 7: ------------------ | Branch (126:7): [True: 0, False: 363] ------------------ 127| 0| blocksize = 128 * 1024; 128| 0| break; 129| 0| case 8: ------------------ | Branch (129:7): [True: 0, False: 363] ------------------ 130| 0| blocksize = 256 * 1024; 131| 0| break; 132| 0| case 9: ------------------ | Branch (132:7): [True: 0, False: 363] ------------------ 133| 0| default: ------------------ | Branch (133:7): [True: 0, False: 363] ------------------ 134| 0| blocksize = 512 * 1024; 135| 0| break; 136| 363| } 137| | // Multiply by typesize to get proper split sizes 138| 363| blocksize *= typesize; 139| | // But do not exceed 4 MB per thread (having this capacity in L3 is normal in modern CPUs) 140| 363| if (blocksize > 4 * 1024 * 1024) { ------------------ | Branch (140:9): [True: 0, False: 363] ------------------ 141| 0| blocksize = 4 * 1024 * 1024; 142| 0| } 143| 363| if (blocksize < 32 * 1024) { ------------------ | Branch (143:9): [True: 0, False: 363] ------------------ 144| | /* Do not use a too small blocksize (< 32 KB) when typesize is small */ 145| 0| blocksize = 32 * 1024; 146| 0| } 147| 363| } 148| | 149| 526| last: 150| | /* Check that blocksize is not too large */ 151| 526| if (blocksize > nbytes) { ------------------ | Branch (151:7): [True: 430, False: 96] ------------------ 152| 430| blocksize = nbytes; 153| 430| } 154| | 155| | // blocksize *must absolutely* be a multiple of the typesize 156| 526| if (blocksize > typesize) { ------------------ | Branch (156:7): [True: 478, False: 48] ------------------ 157| 478| blocksize = blocksize / typesize * typesize; 158| 478| } 159| | 160| 526| context->blocksize = blocksize; 161| 526| BLOSC_INFO("compcode: %d, clevel: %d, blocksize: %d, splitmode: %d, typesize: %d", ------------------ | | 121| 526| do { \ | | 122| 526| const char *__e = getenv("BLOSC_INFO"); \ | | 123| 526| if (!__e) { break; } \ | | ------------------ | | | Branch (123:13): [True: 526, False: 0] | | ------------------ | | 124| 526| fprintf(stderr, "[INFO] - " msg "\n", ##__VA_ARGS__); \ | | 125| 0| } while(0) | | ------------------ | | | Branch (125:13): [Folded, False: 0] | | ------------------ ------------------ 162| 526| context->compcode, context->clevel, blocksize, splitmode, typesize); 163| | 164| 526| return BLOSC2_ERROR_SUCCESS; 165| 403|} split_block: 186| 526|int split_block(blosc2_context *context, int32_t typesize, int32_t blocksize) { 187| 526| switch (context->splitmode) { 188| 0| case BLOSC_ALWAYS_SPLIT: ------------------ | Branch (188:5): [True: 0, False: 526] ------------------ 189| 0| return 1; 190| 0| case BLOSC_NEVER_SPLIT: ------------------ | Branch (190:5): [True: 0, False: 526] ------------------ 191| 0| return 0; 192| 526| case BLOSC_FORWARD_COMPAT_SPLIT: ------------------ | Branch (192:5): [True: 526, False: 0] ------------------ 193| 526| case BLOSC_AUTO_SPLIT: ------------------ | Branch (193:5): [True: 0, False: 526] ------------------ 194| | // These cases will be handled later 195| 526| break; 196| 0| default: ------------------ | Branch (196:5): [True: 0, False: 526] ------------------ 197| 0| BLOSC_TRACE_WARNING("Unrecognized split mode. Default to BLOSC_FORWARD_COMPAT_SPLIT"); ------------------ | | 94| 0|#define BLOSC_TRACE_WARNING(msg, ...) BLOSC_TRACE(warning, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 198| 526| } 199| | 200| 526| int compcode = context->compcode; 201| 526| if (compcode == BLOSC_CODEC_OPENZL) { ------------------ | Branch (201:7): [True: 0, False: 526] ------------------ 202| | // Never split blocks for OpenZL, as it has its own block mechanisms 203| 0| return 0; 204| 0| } 205| 526| return ( 206| | // Fast codecs like blosclz, lz4 seems to prefer to split 207| 526| ((compcode == BLOSC_BLOSCLZ) || (compcode == BLOSC_LZ4) ------------------ | Branch (207:12): [True: 526, False: 0] | Branch (207:43): [True: 0, False: 0] ------------------ 208| | // and low levels of zstd too 209| 0| || ((compcode == BLOSC_ZSTD) && (context->clevel <= 5)) ------------------ | Branch (209:17): [True: 0, False: 0] | Branch (209:45): [True: 0, False: 0] ------------------ 210| 526| ) && 211| | // ...but split seems to harm cratio too much when not using shuffle 212| 526| (context->filter_flags & BLOSC_DOSHUFFLE) && ------------------ | Branch (212:11): [True: 526, False: 0] ------------------ 213| 526| (typesize <= MAX_STREAMS) && ------------------ | | 24| 526|#define MAX_STREAMS 16 /* Cannot be larger than 128 */ ------------------ | Branch (213:11): [True: 480, False: 46] ------------------ 214| 480| (blocksize / typesize) >= BLOSC_MIN_BUFFERSIZE); ------------------ | Branch (214:11): [True: 474, False: 6] ------------------ 215| 526|} stune.c:is_HCR: 21| 402|static bool is_HCR(blosc2_context * context) { 22| 402| switch (context->compcode) { 23| 402| case BLOSC_BLOSCLZ : ------------------ | Branch (23:5): [True: 402, False: 0] ------------------ 24| 402| return false; 25| 0| case BLOSC_LZ4 : ------------------ | Branch (25:5): [True: 0, False: 402] ------------------ 26| | // return (context->filter_flags & BLOSC_DOBITSHUFFLE) ? true : false; 27| | // Do not treat LZ4 differently than BloscLZ here 28| 0| return false; 29| 0| case BLOSC_LZ4HC : ------------------ | Branch (29:5): [True: 0, False: 402] ------------------ 30| 0| case BLOSC_ZLIB : ------------------ | Branch (30:5): [True: 0, False: 402] ------------------ 31| 0| case BLOSC_ZSTD : ------------------ | Branch (31:5): [True: 0, False: 402] ------------------ 32| 0| return true; 33| 0| default : ------------------ | Branch (33:5): [True: 0, False: 402] ------------------ 34| | return false; 35| 402| } 36| 402|} ndcell.c:blosc2_meta_get: 2447| 1| int32_t *content_len) { 2448| 1| if (schunk == NULL || name == NULL || content == NULL || content_len == NULL) { ------------------ | Branch (2448:7): [True: 0, False: 1] | Branch (2448:25): [True: 0, False: 1] | Branch (2448:41): [True: 0, False: 1] | Branch (2448:60): [True: 0, False: 1] ------------------ 2449| 0| BLOSC_TRACE_ERROR("Invalid parameters."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2450| 0| return BLOSC2_ERROR_INVALID_PARAM; 2451| 0| } 2452| | 2453| 1| int nmetalayer = blosc2_meta_exists(schunk, name); 2454| 1| if (nmetalayer < 0) { ------------------ | Branch (2454:7): [True: 1, False: 0] ------------------ 2455| 1| BLOSC_TRACE_WARNING("Metalayer \"%s\" not found.", name); ------------------ | | 94| 1|#define BLOSC_TRACE_WARNING(msg, ...) BLOSC_TRACE(warning, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 1| do { \ | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 1| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 1, False: 0] | | | | ------------------ | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2456| 1| return nmetalayer; 2457| 1| } 2458| 0| int32_t len = schunk->metalayers[nmetalayer]->content_len; 2459| 0| if (len < 0) { ------------------ | Branch (2459:7): [True: 0, False: 0] ------------------ 2460| 0| BLOSC_TRACE_ERROR("Metalayer \"%s\" has corrupted content length %d.", name, len); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2461| 0| return BLOSC2_ERROR_DATA; 2462| 0| } 2463| 0| *content_len = len; 2464| 0| if (len == 0) { ------------------ | Branch (2464:7): [True: 0, False: 0] ------------------ 2465| 0| *content = NULL; 2466| 0| return nmetalayer; 2467| 0| } 2468| 0| *content = (uint8_t*)malloc((size_t)len); 2469| 0| if (*content == NULL) { ------------------ | Branch (2469:7): [True: 0, False: 0] ------------------ 2470| 0| BLOSC_TRACE_ERROR("Unable to allocate metalayer content buffer."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2471| 0| *content_len = 0; 2472| 0| return BLOSC2_ERROR_MEMORY_ALLOC; 2473| 0| } 2474| 0| if (len > 0 && schunk->metalayers[nmetalayer]->content == NULL) { ------------------ | Branch (2474:7): [True: 0, False: 0] | Branch (2474:18): [True: 0, False: 0] ------------------ 2475| 0| free(*content); 2476| 0| *content = NULL; 2477| 0| *content_len = 0; 2478| 0| BLOSC_TRACE_ERROR("Metalayer \"%s\" has corrupted content pointer.", name); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2479| 0| return BLOSC2_ERROR_DATA; 2480| 0| } 2481| 0| memcpy(*content, schunk->metalayers[nmetalayer]->content, (size_t)len); 2482| 0| return nmetalayer; 2483| 0|} ndcell.c:blosc2_meta_exists: 2378| 1|static inline int blosc2_meta_exists(blosc2_schunk *schunk, const char *name) { 2379| 1| if (strlen(name) > BLOSC2_METALAYER_NAME_MAXLEN) { ------------------ | | 1745| 1|#define BLOSC2_METALAYER_NAME_MAXLEN 31 ------------------ | Branch (2379:7): [True: 0, False: 1] ------------------ 2380| 0| BLOSC_TRACE_ERROR("Metalayers cannot be larger than %d chars.", BLOSC2_METALAYER_NAME_MAXLEN); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | ------------------ | | | | | | 2380| 0| BLOSC_TRACE_ERROR("Metalayers cannot be larger than %d chars.", BLOSC2_METALAYER_NAME_MAXLEN); | | | | | | ------------------ | | | | | | | | 1745| 0|#define BLOSC2_METALAYER_NAME_MAXLEN 31 | | | | | | ------------------ | | | | ------------------ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2381| 0| return BLOSC2_ERROR_INVALID_PARAM; 2382| 0| } 2383| | 2384| 1| if (schunk == NULL) { ------------------ | Branch (2384:7): [True: 0, False: 1] ------------------ 2385| 0| BLOSC_TRACE_ERROR("Schunk must not be NUll."); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 2386| 0| return BLOSC2_ERROR_INVALID_PARAM; 2387| 0| } 2388| | 2389| 1| for (int nmetalayer = 0; nmetalayer < schunk->nmetalayers; nmetalayer++) { ------------------ | Branch (2389:28): [True: 0, False: 1] ------------------ 2390| 0| if (strcmp(name, schunk->metalayers[nmetalayer]->name) == 0) { ------------------ | Branch (2390:9): [True: 0, False: 0] ------------------ 2391| 0| return nmetalayer; 2392| 0| } 2393| 0| } 2394| 1| return BLOSC2_ERROR_NOT_FOUND; 2395| 1|} register_codecs: 18| 9.34k|void register_codecs(void) { 19| | // May add .free func in future 20| | 21| 9.34k| blosc2_codec ndlz; 22| 9.34k| ndlz.compcode = BLOSC_CODEC_NDLZ; 23| 9.34k| ndlz.version = 1; 24| 9.34k| ndlz.complib = BLOSC_CODEC_NDLZ; 25| 9.34k| ndlz.encoder = &ndlz_compress; 26| 9.34k| ndlz.decoder = &ndlz_decompress; 27| 9.34k| ndlz.compname = "ndlz"; 28| | // ndlz.free = NULL; 29| 9.34k| register_codec_private(&ndlz); 30| | 31| 9.34k|#if defined(HAVE_ZFP) 32| 9.34k| blosc2_codec zfp_acc; 33| 9.34k| zfp_acc.compcode = BLOSC_CODEC_ZFP_FIXED_ACCURACY; 34| 9.34k| zfp_acc.version = 1; 35| 9.34k| zfp_acc.complib = BLOSC_CODEC_ZFP_FIXED_ACCURACY; 36| 9.34k| zfp_acc.encoder = &zfp_acc_compress; 37| 9.34k| zfp_acc.decoder = &zfp_acc_decompress; 38| | // zfp_acc.free = NULL; 39| 9.34k| zfp_acc.compname = "zfp_acc"; 40| 9.34k| register_codec_private(&zfp_acc); 41| | 42| 9.34k| blosc2_codec zfp_prec; 43| 9.34k| zfp_prec.compcode = BLOSC_CODEC_ZFP_FIXED_PRECISION; 44| 9.34k| zfp_prec.version = 1; 45| 9.34k| zfp_prec.complib = BLOSC_CODEC_ZFP_FIXED_PRECISION; 46| 9.34k| zfp_prec.encoder = &zfp_prec_compress; 47| 9.34k| zfp_prec.decoder = &zfp_prec_decompress; 48| | // zfp_prec.free = NULL; 49| 9.34k| zfp_prec.compname = "zfp_prec"; 50| 9.34k| register_codec_private(&zfp_prec); 51| | 52| 9.34k| blosc2_codec zfp_rate; 53| 9.34k| zfp_rate.compcode = BLOSC_CODEC_ZFP_FIXED_RATE; 54| 9.34k| zfp_rate.version = 1; 55| 9.34k| zfp_rate.complib = BLOSC_CODEC_ZFP_FIXED_RATE; 56| 9.34k| zfp_rate.encoder = &zfp_rate_compress; 57| 9.34k| zfp_rate.decoder = &zfp_rate_decompress; 58| 9.34k| zfp_rate.compname = "zfp_rate"; 59| | // zfp_rate.free = NULL; 60| 9.34k| register_codec_private(&zfp_rate); 61| 9.34k|#endif 62| | 63| 9.34k| blosc2_codec openhtj2k; 64| 9.34k| openhtj2k.compcode = BLOSC_CODEC_OPENHTJ2K; 65| 9.34k| openhtj2k.version = 1; 66| 9.34k| openhtj2k.complib = BLOSC_CODEC_OPENHTJ2K; 67| 9.34k| openhtj2k.encoder = NULL; 68| 9.34k| openhtj2k.decoder = NULL; 69| | // openhtj2k.free = NULL; 70| 9.34k| openhtj2k.compname = "openhtj2k"; 71| 9.34k| register_codec_private(&openhtj2k); 72| | 73| 9.34k| blosc2_codec grok; 74| 9.34k| grok.compcode = BLOSC_CODEC_GROK; 75| 9.34k| grok.version = 1; 76| 9.34k| grok.complib = BLOSC_CODEC_GROK; 77| 9.34k| grok.encoder = NULL; 78| 9.34k| grok.decoder = NULL; 79| | // grok.free = NULL; 80| 9.34k| grok.compname = "grok"; 81| 9.34k| register_codec_private(&grok); 82| | 83| 9.34k| blosc2_codec openzl; 84| 9.34k| openzl.compcode = BLOSC_CODEC_OPENZL; 85| 9.34k| openzl.version = 1; 86| 9.34k| openzl.complib = BLOSC_CODEC_OPENZL; 87| 9.34k| openzl.encoder = NULL; 88| 9.34k| openzl.decoder = NULL; 89| | // openzl.free = NULL; 90| 9.34k| openzl.compname = "openzl"; 91| 9.34k| register_codec_private(&openzl); 92| | 93| 9.34k| blosc2_codec j2k; 94| 9.34k| j2k.compcode = BLOSC_CODEC_J2K; 95| 9.34k| j2k.version = 1; 96| 9.34k| j2k.complib = BLOSC_CODEC_J2K; 97| 9.34k| j2k.encoder = NULL; 98| 9.34k| j2k.decoder = NULL; 99| | // j2k.free = NULL; 100| 9.34k| j2k.compname = "j2k"; 101| 9.34k| register_codec_private(&j2k); 102| | 103| 9.34k| blosc2_codec htj2k; 104| 9.34k| htj2k.compcode = BLOSC_CODEC_HTJ2K; 105| 9.34k| htj2k.version = 1; 106| 9.34k| htj2k.complib = BLOSC_CODEC_HTJ2K; 107| 9.34k| htj2k.encoder = NULL; 108| 9.34k| htj2k.decoder = NULL; 109| | // htj2k.free = NULL; 110| 9.34k| htj2k.compname = "htj2k"; 111| 9.34k| register_codec_private(&htj2k); 112| 9.34k|} ndlz_decompress: 42| 456| uint8_t meta, blosc2_dparams *dparams, const void *chunk) { 43| 456| NDLZ_ERROR_NULL(input); ------------------ | | 19| 456| do { \ | | 20| 456| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (20:9): [True: 0, False: 456] | | ------------------ | | 21| 0| return 0; \ | | 22| 0| } \ | | 23| 456| } while (0) | | ------------------ | | | Branch (23:12): [Folded, False: 456] | | ------------------ ------------------ 44| 456| NDLZ_ERROR_NULL(output); ------------------ | | 19| 456| do { \ | | 20| 456| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (20:9): [True: 0, False: 456] | | ------------------ | | 21| 0| return 0; \ | | 22| 0| } \ | | 23| 456| } while (0) | | ------------------ | | | Branch (23:12): [Folded, False: 456] | | ------------------ ------------------ 45| 456| NDLZ_ERROR_NULL(dparams); ------------------ | | 19| 456| do { \ | | 20| 456| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (20:9): [True: 0, False: 456] | | ------------------ | | 21| 0| return 0; \ | | 22| 0| } \ | | 23| 456| } while (0) | | ------------------ | | | Branch (23:12): [Folded, False: 456] | | ------------------ ------------------ 46| 456| BLOSC_UNUSED_PARAM(chunk); ------------------ | | 28| 456|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 47| | 48| 456| switch (meta) { 49| 261| case 4: ------------------ | Branch (49:5): [True: 261, False: 195] ------------------ 50| 261| return ndlz4_decompress(input, input_len, output, output_len, meta, dparams); 51| 193| case 8: ------------------ | Branch (51:5): [True: 193, False: 263] ------------------ 52| 193| return ndlz8_decompress(input, input_len, output, output_len, meta, dparams); 53| 2| default: ------------------ | Branch (53:5): [True: 2, False: 454] ------------------ 54| 2| BLOSC_TRACE_ERROR("NDLZ is not available for this cellsize: %d", meta); ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 55| 456| } 56| 2| return BLOSC2_ERROR_FAILURE; 57| 456|} ndlz4_decompress: 526| 261| uint8_t meta, blosc2_dparams *dparams) { 527| 261| BLOSC_UNUSED_PARAM(meta); ------------------ | | 28| 261|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 528| 261| BLOSC_UNUSED_PARAM(dparams); ------------------ | | 28| 261|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 529| 261| BLOSC_ERROR_NULL(input, BLOSC2_ERROR_NULL_POINTER); ------------------ | | 104| 261| do { \ | | 105| 261| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 261] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 261| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 261] | | ------------------ ------------------ 530| 261| BLOSC_ERROR_NULL(output, BLOSC2_ERROR_NULL_POINTER); ------------------ | | 104| 261| do { \ | | 105| 261| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 261] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 261| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 261] | | ------------------ ------------------ 531| | 532| 261| uint8_t *ip = (uint8_t *) input; 533| 261| uint8_t *op = (uint8_t *) output; 534| 261| uint8_t ndim; 535| 261| int32_t blockshape[2]; 536| 261| int32_t eshape[2]; 537| 261| uint8_t *buffercpy; 538| 261| uint8_t local_buffer[16]; 539| 261| uint8_t token; 540| | // The fixed header is 1 (ndim) + 2 * int32 (blockshape) = 9 bytes. Reject any 541| | // input too short to hold it -- the previous `< 8` check let an 8-byte input 542| | // through and the header parse below then read a 9th byte. The cast keeps the 543| | // comparison signed so a negative `input_len` is rejected here, before the 544| | // `ip + input_len` pointer arithmetic (which would otherwise be UB) is reached. 545| 261| if (NDLZ_UNEXPECT_CONDITIONAL(input_len < (int32_t) (1 + 2 * sizeof(int32_t)))) { ------------------ | | 30| 261|#define NDLZ_UNEXPECT_CONDITIONAL(c) (__builtin_expect((c), 0)) | | ------------------ | | | Branch (30:39): [True: 1, False: 260] | | ------------------ ------------------ 546| 1| return 0; 547| 1| } 548| 260| uint8_t *ip_limit = ip + input_len; 549| | 550| | // Validate that a read of `len` bytes starting at byte offset `pos` (measured 551| | // from the start of `input`) lies fully within the compressed buffer. A 552| | // crafted token `offset` otherwise makes a back-reference point before 553| | // `input`, and the cell-fill memcpy then leaks out-of-bounds heap memory into 554| | // the (attacker-visible) output buffer -- CWE-125. The per-cell `ip > ip_limit` 555| | // check is not enough because each cell reads a 2-byte offset and literal bytes 556| | // past that point. All arithmetic is done on integer offsets so we never form 557| | // an out-of-bounds pointer (which is undefined behaviour in C, even when the 558| | // pointer is only compared and not dereferenced). 559| 260|#define NDLZ4_CHECK_RANGE(pos, len) \ 560| 260| do { \ 561| 260| int64_t _pos = (int64_t) (pos); \ 562| 260| int64_t _len = (int64_t) (len); \ 563| 260| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ 564| 260| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ 565| 260| return BLOSC2_ERROR_FAILURE; \ 566| 260| } \ 567| 260| } while (0) 568| | 569| | /* we start with literal copy */ 570| 260| ndim = *ip; 571| 260| ip++; 572| 260| if (ndim != 2) { ------------------ | Branch (572:7): [True: 2, False: 258] ------------------ 573| 2| BLOSC_TRACE_ERROR("This codec only works for ndim = 2"); ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 574| 2| return BLOSC2_ERROR_FAILURE; 575| 2| } 576| 258| memcpy(&blockshape[0], ip, 4); 577| 258| ip += 4; 578| 258| memcpy(&blockshape[1], ip, 4); 579| 258| ip += 4; 580| | 581| | // Sanity check. See https://www.cve.org/CVERecord?id=CVE-2024-3204 582| 258| if (output_len < 0 || blockshape[0] < 0 || blockshape[1] < 0) { ------------------ | Branch (582:7): [True: 0, False: 258] | Branch (582:25): [True: 27, False: 231] | Branch (582:46): [True: 21, False: 210] ------------------ 583| 48| BLOSC_TRACE_ERROR("Output length or blockshape is negative"); ------------------ | | 93| 48|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 48| do { \ | | | | 98| 48| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 48| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 48, False: 0] | | | | ------------------ | | | | 100| 48| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 584| 48| return BLOSC2_ERROR_FAILURE; 585| 48| } 586| | 587| 210| eshape[0] = ((blockshape[0] + 3) / 4) * 4; 588| 210| eshape[1] = ((blockshape[1] + 3) / 4) * 4; 589| | 590| 210| if (NDLZ_UNEXPECT_CONDITIONAL((int64_t)output_len < (int64_t)blockshape[0] * (int64_t)blockshape[1])) { ------------------ | | 30| 210|#define NDLZ_UNEXPECT_CONDITIONAL(c) (__builtin_expect((c), 0)) | | ------------------ | | | Branch (30:39): [True: 62, False: 148] | | ------------------ ------------------ 591| 62| BLOSC_TRACE_ERROR("The blockshape is bigger than the output buffer"); ------------------ | | 93| 62|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 62| do { \ | | | | 98| 62| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 62| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 62, False: 0] | | | | ------------------ | | | | 100| 62| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 592| 62| return 0; 593| 62| } 594| 148| memset(op, 0, blockshape[0] * blockshape[1]); 595| | 596| 148| uint32_t i_stop[2]; 597| 444| for (int i = 0; i < 2; ++i) { ------------------ | Branch (597:19): [True: 296, False: 148] ------------------ 598| 296| i_stop[i] = eshape[i] / 4; 599| 296| } 600| | 601| | /* main loop */ 602| 148| uint32_t ii[2]; 603| 148| uint32_t padding[2] = {0}; 604| 148| uint32_t ind = 0; 605| 148| uint8_t cell_aux[16]; 606| 939M| for (ii[0] = 0; ii[0] < i_stop[0]; ++ii[0]) { ------------------ | Branch (606:19): [True: 939M, False: 9] ------------------ 607| 939M| for (ii[1] = 0; ii[1] < i_stop[1]; ++ii[1]) { // for each cell ------------------ | Branch (607:21): [True: 1.47k, False: 939M] ------------------ 608| 1.47k| if (NDLZ_UNEXPECT_CONDITIONAL(ip > ip_limit)) { ------------------ | | 30| 1.47k|#define NDLZ_UNEXPECT_CONDITIONAL(c) (__builtin_expect((c), 0)) | | ------------------ | | | Branch (30:39): [True: 0, False: 1.47k] | | ------------------ ------------------ 609| 0| BLOSC_TRACE_ERROR("Exceeding input length"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 610| 0| return BLOSC2_ERROR_FAILURE; 611| 0| } 612| 1.47k| if (ii[0] == i_stop[0] - 1) { ------------------ | Branch (612:11): [True: 394, False: 1.08k] ------------------ 613| 394| padding[0] = (blockshape[0] % 4 == 0) ? 4 : blockshape[0] % 4; ------------------ | Branch (613:22): [True: 44, False: 350] ------------------ 614| 1.08k| } else { 615| 1.08k| padding[0] = 4; 616| 1.08k| } 617| 1.47k| if (ii[1] == i_stop[1] - 1) { ------------------ | Branch (617:11): [True: 1.07k, False: 402] ------------------ 618| 1.07k| padding[1] = (blockshape[1] % 4 == 0) ? 4 : blockshape[1] % 4; ------------------ | Branch (618:22): [True: 30, False: 1.04k] ------------------ 619| 1.07k| } else { 620| 402| padding[1] = 4; 621| 402| } 622| 1.47k| int64_t cur = ip - (const uint8_t *) input; // in-range: ip is within [input, ip_limit] 623| 1.47k| NDLZ4_CHECK_RANGE(cur, 1); ------------------ | | 560| 1.47k| do { \ | | 561| 1.47k| int64_t _pos = (int64_t) (pos); \ | | 562| 1.47k| int64_t _len = (int64_t) (len); \ | | 563| 1.47k| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 0, False: 1.47k] | | | Branch (563:21): [True: 0, False: 1.47k] | | | Branch (563:33): [True: 1, False: 1.47k] | | ------------------ | | 564| 1| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 1| do { \ | | | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 1| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 1, False: 0] | | | | | | ------------------ | | | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 1| return BLOSC2_ERROR_FAILURE; \ | | 566| 1| } \ | | 567| 1.47k| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 1.47k] | | ------------------ ------------------ 624| 1.47k| token = *ip++; 625| 1.47k| if (token == 0) { // no match ------------------ | Branch (625:11): [True: 705, False: 770] ------------------ 626| 705| NDLZ4_CHECK_RANGE(cur + 1, (int64_t) padding[0] * padding[1]); ------------------ | | 560| 705| do { \ | | 561| 705| int64_t _pos = (int64_t) (pos); \ | | 562| 705| int64_t _len = (int64_t) (len); \ | | 563| 705| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 0, False: 705] | | | Branch (563:21): [True: 0, False: 705] | | | Branch (563:33): [True: 2, False: 703] | | ------------------ | | 564| 2| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 2| do { \ | | | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 2| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 2, False: 0] | | | | | | ------------------ | | | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 2| return BLOSC2_ERROR_FAILURE; \ | | 566| 2| } \ | | 567| 705| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 703] | | ------------------ ------------------ 627| 703| buffercpy = ip; 628| 703| ip += padding[0] * padding[1]; 629| 770| } else if (token == (uint8_t) ((1U << 7U) | (1U << 6U))) { // cell match ------------------ | Branch (629:18): [True: 81, False: 689] ------------------ 630| 81| NDLZ4_CHECK_RANGE(cur + 1, 2); ------------------ | | 560| 81| do { \ | | 561| 81| int64_t _pos = (int64_t) (pos); \ | | 562| 81| int64_t _len = (int64_t) (len); \ | | 563| 81| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 0, False: 81] | | | Branch (563:21): [True: 0, False: 81] | | | Branch (563:33): [True: 1, False: 80] | | ------------------ | | 564| 1| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 1| do { \ | | | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 1| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 1, False: 0] | | | | | | ------------------ | | | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 1| return BLOSC2_ERROR_FAILURE; \ | | 566| 1| } \ | | 567| 81| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 80] | | ------------------ ------------------ 631| 80| uint16_t offset; 632| 80| memcpy(&offset, ip, sizeof(offset)); 633| 80| int64_t bpos = (cur + 1) - (int64_t) offset - 1; // back-reference start offset 634| 80| NDLZ4_CHECK_RANGE(bpos, (int64_t) padding[0] * padding[1]); ------------------ | | 560| 80| do { \ | | 561| 80| int64_t _pos = (int64_t) (pos); \ | | 562| 80| int64_t _len = (int64_t) (len); \ | | 563| 80| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 13, False: 67] | | | Branch (563:21): [True: 0, False: 67] | | | Branch (563:33): [True: 1, False: 66] | | ------------------ | | 564| 14| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 14|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 14| do { \ | | | | | | 98| 14| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 14| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 14, False: 0] | | | | | | ------------------ | | | | | | 100| 14| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 14| return BLOSC2_ERROR_FAILURE; \ | | 566| 14| } \ | | 567| 80| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 66] | | ------------------ ------------------ 635| 66| buffercpy = (uint8_t *) input + bpos; 636| 66| ip += 2; 637| 689| } else if (token == (uint8_t) (1U << 6U)) { // whole cell of same element ------------------ | Branch (637:18): [True: 92, False: 597] ------------------ 638| 92| NDLZ4_CHECK_RANGE(cur + 1, 1); ------------------ | | 560| 92| do { \ | | 561| 92| int64_t _pos = (int64_t) (pos); \ | | 562| 92| int64_t _len = (int64_t) (len); \ | | 563| 92| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 0, False: 92] | | | Branch (563:21): [True: 0, False: 92] | | | Branch (563:33): [True: 1, False: 91] | | ------------------ | | 564| 1| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 1| do { \ | | | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 1| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 1, False: 0] | | | | | | ------------------ | | | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 1| return BLOSC2_ERROR_FAILURE; \ | | 566| 1| } \ | | 567| 92| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 91] | | ------------------ ------------------ 639| 91| buffercpy = cell_aux; 640| 91| memset(buffercpy, *ip, 16); 641| 91| ip++; 642| 597| } else if (token >= 224) { // three rows match ------------------ | Branch (642:18): [True: 183, False: 414] ------------------ 643| 183| buffercpy = local_buffer; 644| 183| NDLZ4_CHECK_RANGE(cur + 1, 2); ------------------ | | 560| 183| do { \ | | 561| 183| int64_t _pos = (int64_t) (pos); \ | | 562| 183| int64_t _len = (int64_t) (len); \ | | 563| 183| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 0, False: 183] | | | Branch (563:21): [True: 0, False: 183] | | | Branch (563:33): [True: 1, False: 182] | | ------------------ | | 564| 1| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 1| do { \ | | | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 1| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 1, False: 0] | | | | | | ------------------ | | | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 1| return BLOSC2_ERROR_FAILURE; \ | | 566| 1| } \ | | 567| 183| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 182] | | ------------------ ------------------ 645| 182| uint16_t offset; 646| 182| memcpy(&offset, ip, sizeof(offset)); 647| 182| offset += 3; 648| 182| ip += 2; 649| 182| int i, j, k; 650| 182| if ((token >> 3U) == 28) { ------------------ | Branch (650:13): [True: 16, False: 166] ------------------ 651| 16| i = 1; 652| 16| j = 2; 653| 16| k = 3; 654| 166| } else { 655| 166| i = 0; 656| 166| if ((token >> 3U) < 30) { ------------------ | Branch (656:15): [True: 28, False: 138] ------------------ 657| 28| j = 1; 658| 28| k = 2; 659| 138| } else { 660| 138| k = 3; 661| 138| if ((token >> 3U) == 30) { ------------------ | Branch (661:17): [True: 27, False: 111] ------------------ 662| 27| j = 1; 663| 111| } else { 664| 111| j = 2; 665| 111| } 666| 138| } 667| 166| } 668| 182| int64_t bpos = (cur + 3) - (int64_t) offset; // == (ip - offset) as an offset 669| 182| NDLZ4_CHECK_RANGE(bpos, 12); ------------------ | | 560| 182| do { \ | | 561| 182| int64_t _pos = (int64_t) (pos); \ | | 562| 182| int64_t _len = (int64_t) (len); \ | | 563| 182| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 17, False: 165] | | | Branch (563:21): [True: 0, False: 165] | | | Branch (563:33): [True: 2, False: 163] | | ------------------ | | 564| 19| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 19|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 19| do { \ | | | | | | 98| 19| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 19| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 19, False: 0] | | | | | | ------------------ | | | | | | 100| 19| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 19| return BLOSC2_ERROR_FAILURE; \ | | 566| 19| } \ | | 567| 182| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 163] | | ------------------ ------------------ 670| 163| const uint8_t *ref = (const uint8_t *) input + bpos; 671| 163| memcpy(&buffercpy[i * 4], ref, 4); 672| 163| memcpy(&buffercpy[j * 4], ref + 4, 4); 673| 163| memcpy(&buffercpy[k * 4], ref + 8, 4); 674| 391| for (int l = 0; l < 4; l++) { ------------------ | Branch (674:25): [True: 391, False: 0] ------------------ 675| 391| if ((l != i) && (l != j) && (l != k)) { ------------------ | Branch (675:15): [True: 242, False: 149] | Branch (675:27): [True: 190, False: 52] | Branch (675:39): [True: 163, False: 27] ------------------ 676| 163| NDLZ4_CHECK_RANGE(ip - (const uint8_t *) input, 4); ------------------ | | 560| 163| do { \ | | 561| 163| int64_t _pos = (int64_t) (pos); \ | | 562| 163| int64_t _len = (int64_t) (len); \ | | 563| 163| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 0, False: 163] | | | Branch (563:21): [True: 0, False: 163] | | | Branch (563:33): [True: 1, False: 162] | | ------------------ | | 564| 1| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 1| do { \ | | | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 1| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 1, False: 0] | | | | | | ------------------ | | | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 1| return BLOSC2_ERROR_FAILURE; \ | | 566| 1| } \ | | 567| 163| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 162] | | ------------------ ------------------ 677| 162| memcpy(&buffercpy[l * 4], ip, 4); 678| 162| ip += 4; 679| 162| break; 680| 163| } 681| 391| } 682| | 683| 414| } else if ((token >= 128) && (token <= 191)) { // rows pair match ------------------ | Branch (683:18): [True: 294, False: 120] | Branch (683:36): [True: 291, False: 3] ------------------ 684| 291| buffercpy = local_buffer; 685| 291| NDLZ4_CHECK_RANGE(cur + 1, 2); ------------------ | | 560| 291| do { \ | | 561| 291| int64_t _pos = (int64_t) (pos); \ | | 562| 291| int64_t _len = (int64_t) (len); \ | | 563| 291| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 0, False: 291] | | | Branch (563:21): [True: 0, False: 291] | | | Branch (563:33): [True: 1, False: 290] | | ------------------ | | 564| 1| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 1| do { \ | | | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 1| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 1, False: 0] | | | | | | ------------------ | | | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 1| return BLOSC2_ERROR_FAILURE; \ | | 566| 1| } \ | | 567| 291| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 290] | | ------------------ ------------------ 686| 290| uint16_t offset; 687| 290| memcpy(&offset, ip, sizeof(offset)); 688| 290| offset += 3; 689| 290| ip += 2; 690| 290| int i, j; 691| 290| if (token == 128) { ------------------ | Branch (691:13): [True: 63, False: 227] ------------------ 692| 63| i = 2; 693| 63| j = 3; 694| 227| } else { 695| 227| i = (token - 128) >> 5U; 696| 227| j = ((token - 128) >> 3U) - (i << 2U); 697| 227| } 698| 290| int64_t bpos = (cur + 3) - (int64_t) offset; 699| 290| NDLZ4_CHECK_RANGE(bpos, 8); ------------------ | | 560| 290| do { \ | | 561| 290| int64_t _pos = (int64_t) (pos); \ | | 562| 290| int64_t _len = (int64_t) (len); \ | | 563| 290| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 25, False: 265] | | | Branch (563:21): [True: 0, False: 265] | | | Branch (563:33): [True: 0, False: 265] | | ------------------ | | 564| 25| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 25|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 25| do { \ | | | | | | 98| 25| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 25| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 25, False: 0] | | | | | | ------------------ | | | | | | 100| 25| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 25| return BLOSC2_ERROR_FAILURE; \ | | 566| 25| } \ | | 567| 290| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 265] | | ------------------ ------------------ 700| 265| const uint8_t *ref = (const uint8_t *) input + bpos; 701| 265| memcpy(&buffercpy[i * 4], ref, 4); 702| 265| memcpy(&buffercpy[j * 4], ref + 4, 4); 703| 1.31k| for (int k = 0; k < 4; k++) { ------------------ | Branch (703:25): [True: 1.05k, False: 260] ------------------ 704| 1.05k| if ((k != i) && (k != j)) { ------------------ | Branch (704:15): [True: 791, False: 263] | Branch (704:27): [True: 607, False: 184] ------------------ 705| 607| NDLZ4_CHECK_RANGE(ip - (const uint8_t *) input, 4); ------------------ | | 560| 607| do { \ | | 561| 607| int64_t _pos = (int64_t) (pos); \ | | 562| 607| int64_t _len = (int64_t) (len); \ | | 563| 607| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 0, False: 607] | | | Branch (563:21): [True: 0, False: 607] | | | Branch (563:33): [True: 5, False: 602] | | ------------------ | | 564| 5| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 5|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 5| do { \ | | | | | | 98| 5| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 5| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 5, False: 0] | | | | | | ------------------ | | | | | | 100| 5| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 5| return BLOSC2_ERROR_FAILURE; \ | | 566| 5| } \ | | 567| 607| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 602] | | ------------------ ------------------ 706| 602| memcpy(&buffercpy[k * 4], ip, 4); 707| 602| ip += 4; 708| 602| } 709| 1.05k| } 710| 265| } else if ((token >= 40) && (token <= 63)) { // 2 rows pair matches ------------------ | Branch (710:18): [True: 114, False: 9] | Branch (710:35): [True: 104, False: 10] ------------------ 711| 104| buffercpy = local_buffer; 712| 104| NDLZ4_CHECK_RANGE(cur + 1, 2); ------------------ | | 560| 104| do { \ | | 561| 104| int64_t _pos = (int64_t) (pos); \ | | 562| 104| int64_t _len = (int64_t) (len); \ | | 563| 104| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 0, False: 104] | | | Branch (563:21): [True: 0, False: 104] | | | Branch (563:33): [True: 1, False: 103] | | ------------------ | | 564| 1| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 1| do { \ | | | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 1| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 1, False: 0] | | | | | | ------------------ | | | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 1| return BLOSC2_ERROR_FAILURE; \ | | 566| 1| } \ | | 567| 104| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 103] | | ------------------ ------------------ 713| 103| uint16_t offset_1; 714| 103| memcpy(&offset_1, ip, sizeof(offset_1)); 715| 103| offset_1 += 5; 716| 103| ip += 2; 717| 103| NDLZ4_CHECK_RANGE(cur + 3, 2); ------------------ | | 560| 103| do { \ | | 561| 103| int64_t _pos = (int64_t) (pos); \ | | 562| 103| int64_t _len = (int64_t) (len); \ | | 563| 103| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 0, False: 103] | | | Branch (563:21): [True: 0, False: 103] | | | Branch (563:33): [True: 1, False: 102] | | ------------------ | | 564| 1| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 1| do { \ | | | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 1| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 1, False: 0] | | | | | | ------------------ | | | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 1| return BLOSC2_ERROR_FAILURE; \ | | 566| 1| } \ | | 567| 103| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 102] | | ------------------ ------------------ 718| 102| uint16_t offset_2; 719| 102| memcpy(&offset_2, ip, sizeof(offset_2)); 720| 102| offset_2 += 5; 721| 102| ip += 2; 722| 102| int i, j, k, l, m; 723| 102| i = 0; 724| 102| j = ((token - 32) >> 3U); 725| 102| l = -1; 726| 408| for (k = 1; k < 4; k++) { ------------------ | Branch (726:21): [True: 306, False: 102] ------------------ 727| 306| if ((k != i) && (k != j)) { ------------------ | Branch (727:15): [True: 306, False: 0] | Branch (727:27): [True: 204, False: 102] ------------------ 728| 204| if (l == -1) { ------------------ | Branch (728:17): [True: 102, False: 102] ------------------ 729| 102| l = k; 730| 102| } else { 731| 102| m = k; 732| 102| } 733| 204| } 734| 306| } 735| 102| int64_t bpos1 = (cur + 5) - (int64_t) offset_1; 736| 102| NDLZ4_CHECK_RANGE(bpos1, 8); ------------------ | | 560| 102| do { \ | | 561| 102| int64_t _pos = (int64_t) (pos); \ | | 562| 102| int64_t _len = (int64_t) (len); \ | | 563| 102| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 28, False: 74] | | | Branch (563:21): [True: 0, False: 74] | | | Branch (563:33): [True: 1, False: 73] | | ------------------ | | 564| 29| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 29|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 29| do { \ | | | | | | 98| 29| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 29| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 29, False: 0] | | | | | | ------------------ | | | | | | 100| 29| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 29| return BLOSC2_ERROR_FAILURE; \ | | 566| 29| } \ | | 567| 102| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 73] | | ------------------ ------------------ 737| 73| const uint8_t *ref1 = (const uint8_t *) input + bpos1; 738| 73| memcpy(&buffercpy[i * 4], ref1, 4); 739| 73| memcpy(&buffercpy[j * 4], ref1 + 4, 4); 740| 73| int64_t bpos2 = (cur + 5) - (int64_t) offset_2; 741| 73| NDLZ4_CHECK_RANGE(bpos2, 8); ------------------ | | 560| 73| do { \ | | 561| 73| int64_t _pos = (int64_t) (pos); \ | | 562| 73| int64_t _len = (int64_t) (len); \ | | 563| 73| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (563:9): [True: 17, False: 56] | | | Branch (563:21): [True: 0, False: 56] | | | Branch (563:33): [True: 1, False: 55] | | ------------------ | | 564| 18| BLOSC_TRACE_ERROR("ndlz4: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 18|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 18| do { \ | | | | | | 98| 18| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 18| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 18, False: 0] | | | | | | ------------------ | | | | | | 100| 18| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 565| 18| return BLOSC2_ERROR_FAILURE; \ | | 566| 18| } \ | | 567| 73| } while (0) | | ------------------ | | | Branch (567:12): [Folded, False: 55] | | ------------------ ------------------ 742| 55| const uint8_t *ref2 = (const uint8_t *) input + bpos2; 743| 55| memcpy(&buffercpy[l * 4], ref2, 4); 744| 55| memcpy(&buffercpy[m * 4], ref2 + 4, 4); 745| | 746| 55| } else { 747| 19| BLOSC_TRACE_ERROR("Invalid token: %u at cell [%d, %d]\n", token, ii[0], ii[1]); ------------------ | | 93| 19|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 19| do { \ | | | | 98| 19| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 19| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 19, False: 0] | | | | ------------------ | | | | 100| 19| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 748| 19| return BLOSC2_ERROR_FAILURE; 749| 19| } 750| | // fill op with buffercpy 751| 1.33k| uint32_t orig = ii[0] * 4 * blockshape[1] + ii[1] * 4; 752| 6.68k| for (uint32_t i = 0; i < 4; i++) { ------------------ | Branch (752:28): [True: 5.34k, False: 1.33k] ------------------ 753| 5.34k| if (i < padding[0]) { ------------------ | Branch (753:13): [True: 4.73k, False: 614] ------------------ 754| 4.73k| ind = orig + i * blockshape[1]; 755| 4.73k| memcpy(&op[ind], buffercpy, padding[1]); 756| | // Only advance over rows we actually consume. For a literal cell 757| | // (token == 0) buffercpy points into the input and only holds 758| | // padding[0] * padding[1] bytes; advancing unconditionally for the 759| | // trailing padding rows would form an out-of-bounds pointer (UB) 760| | // for the block's last cell. The skipped rows are never read. 761| 4.73k| buffercpy += padding[1]; 762| 4.73k| } 763| 5.34k| } 764| 1.33k| if (ind > (uint32_t) output_len) { ------------------ | Branch (764:11): [True: 0, False: 1.33k] ------------------ 765| 0| BLOSC_TRACE_ERROR("Exceeding output size"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 766| 0| return BLOSC2_ERROR_FAILURE; 767| 0| } 768| 1.33k| } 769| 939M| } 770| 9| ind += padding[1]; 771| | 772| 9| if ((int32_t)ind != (blockshape[0] * blockshape[1])) { ------------------ | Branch (772:7): [True: 0, False: 9] ------------------ 773| 0| BLOSC_TRACE_ERROR("Output size is not compatible with embedded blockshape"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 774| 0| return BLOSC2_ERROR_FAILURE; 775| 0| } 776| 9| if (ind > (uint32_t) output_len) { ------------------ | Branch (776:7): [True: 0, False: 9] ------------------ 777| 0| BLOSC_TRACE_ERROR("Exceeding output size"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 778| 0| return BLOSC2_ERROR_FAILURE; 779| 0| } 780| | 781| 9| return (int) ind; 782| 9|#undef NDLZ4_CHECK_RANGE 783| 9|} ndlz8_decompress: 444| 193| uint8_t meta, blosc2_dparams *dparams) { 445| 193| BLOSC_UNUSED_PARAM(meta); ------------------ | | 28| 193|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 446| 193| BLOSC_UNUSED_PARAM(dparams); ------------------ | | 28| 193|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 447| 193| BLOSC_ERROR_NULL(input, BLOSC2_ERROR_NULL_POINTER); ------------------ | | 104| 193| do { \ | | 105| 193| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 193] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 193| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 193] | | ------------------ ------------------ 448| 193| BLOSC_ERROR_NULL(output, BLOSC2_ERROR_NULL_POINTER); ------------------ | | 104| 193| do { \ | | 105| 193| if ((pointer) == NULL) { \ | | ------------------ | | | Branch (105:13): [True: 0, False: 193] | | ------------------ | | 106| 0| BLOSC_TRACE_ERROR("Pointer is null"); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 107| 0| return (rc); \ | | 108| 0| } \ | | 109| 193| } while (0) | | ------------------ | | | Branch (109:14): [Folded, False: 193] | | ------------------ ------------------ 449| | 450| 193| const int cell_shape = 8; 451| 193| const int cell_size = 64; 452| 193| uint8_t *ip = (uint8_t *) input; 453| 193| uint8_t *op = (uint8_t *) output; 454| 193| uint8_t ndim; 455| 193| int32_t blockshape[2]; 456| 193| int32_t eshape[2]; 457| 193| uint8_t *buffercpy; 458| 193| uint8_t token; 459| | // The fixed header is 1 (ndim) + 2 * int32 (blockshape) = 9 bytes. Reject any 460| | // input too short to hold it -- the previous `< 8` check let an 8-byte input 461| | // through and the header parse below then read a 9th byte. The cast keeps the 462| | // comparison signed so a negative `input_len` is rejected here, before the 463| | // `ip + input_len` pointer arithmetic (which would otherwise be UB) is reached. 464| 193| if (NDLZ_UNEXPECT_CONDITIONAL(input_len < (int32_t) (1 + 2 * sizeof(int32_t)))) { ------------------ | | 30| 193|#define NDLZ_UNEXPECT_CONDITIONAL(c) (__builtin_expect((c), 0)) | | ------------------ | | | Branch (30:39): [True: 0, False: 193] | | ------------------ ------------------ 465| 0| return 0; 466| 0| } 467| 193| uint8_t *ip_limit = ip + input_len; 468| | 469| | /* we start with literal copy */ 470| 193| ndim = *ip; 471| 193| ip++; 472| 193| if (ndim != 2) { ------------------ | Branch (472:7): [True: 2, False: 191] ------------------ 473| 2| BLOSC_TRACE_ERROR("This codec only works for ndim = 2"); ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 474| 2| return BLOSC2_ERROR_FAILURE; 475| 2| } 476| 191| memcpy(&blockshape[0], ip, 4); 477| 191| ip += 4; 478| 191| memcpy(&blockshape[1], ip, 4); 479| 191| ip += 4; 480| | 481| | // Sanity check. See https://www.cve.org/CVERecord?id=CVE-2024-3203 482| 191| if (output_len < 0 || blockshape[0] < 0 || blockshape[1] < 0) { ------------------ | Branch (482:7): [True: 0, False: 191] | Branch (482:25): [True: 17, False: 174] | Branch (482:46): [True: 15, False: 159] ------------------ 483| 32| BLOSC_TRACE_ERROR("Output length or blockshape is negative"); ------------------ | | 93| 32|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 32| do { \ | | | | 98| 32| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 32| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 32, False: 0] | | | | ------------------ | | | | 100| 32| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 484| 32| return BLOSC2_ERROR_FAILURE; 485| 32| } 486| | 487| 159| eshape[0] = ((blockshape[0] + 7) / cell_shape) * cell_shape; 488| 159| eshape[1] = ((blockshape[1] + 7) / cell_shape) * cell_shape; 489| | 490| 159| if (NDLZ_UNEXPECT_CONDITIONAL((int64_t)output_len < (int64_t)blockshape[0] * (int64_t)blockshape[1])) { ------------------ | | 30| 159|#define NDLZ_UNEXPECT_CONDITIONAL(c) (__builtin_expect((c), 0)) | | ------------------ | | | Branch (30:39): [True: 12, False: 147] | | ------------------ ------------------ 491| 12| BLOSC_TRACE_ERROR("The blockshape is bigger than the output buffer"); ------------------ | | 93| 12|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 12| do { \ | | | | 98| 12| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 12| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 12, False: 0] | | | | ------------------ | | | | 100| 12| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 492| 12| return 0; 493| 12| } 494| 147| memset(op, 0, blockshape[0] * blockshape[1]); 495| | 496| 147| int32_t i_stop[2]; 497| 441| for (int i = 0; i < 2; ++i) { ------------------ | Branch (497:19): [True: 294, False: 147] ------------------ 498| 294| i_stop[i] = eshape[i] / cell_shape; 499| 294| } 500| | 501| | /* main loop */ 502| 147| int32_t ii[2]; 503| 147| int32_t padding[2] = {0}; 504| 147| int32_t ind = 0; 505| 147| uint8_t *local_buffer = malloc(cell_size); 506| 147| uint8_t *cell_aux = malloc(cell_size); 507| | 508| | // Validate that a read of `len` bytes starting at byte offset `pos` (measured 509| | // from the start of `input`) lies fully within the compressed buffer. A 510| | // crafted token `offset` otherwise makes a back-reference point before 511| | // `input`, and the cell-fill memcpy then leaks out-of-bounds heap memory into 512| | // the (attacker-visible) output -- CWE-125. The per-cell `ip > ip_limit` 513| | // check is not enough because each cell reads a 2-byte offset and literal 514| | // bytes past that point. All arithmetic is done on integer offsets so we 515| | // never form an out-of-bounds pointer (undefined behaviour in C, even when the 516| | // pointer is only compared and not dereferenced). 517| 147|#define NDLZ8_CHECK_RANGE(pos, len) \ 518| 147| do { \ 519| 147| int64_t _pos = (int64_t) (pos); \ 520| 147| int64_t _len = (int64_t) (len); \ 521| 147| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ 522| 147| free(local_buffer); \ 523| 147| free(cell_aux); \ 524| 147| BLOSC_TRACE_ERROR("ndlz8: out-of-bounds reference in compressed stream"); \ 525| 147| return BLOSC2_ERROR_FAILURE; \ 526| 147| } \ 527| 147| } while (0) 528| | 529| 1.48G| for (ii[0] = 0; ii[0] < i_stop[0]; ++ii[0]) { ------------------ | Branch (529:19): [True: 1.48G, False: 19] ------------------ 530| 1.48G| for (ii[1] = 0; ii[1] < i_stop[1]; ++ii[1]) { // for each cell ------------------ | Branch (530:21): [True: 1.01k, False: 1.48G] ------------------ 531| 1.01k| if (NDLZ_UNEXPECT_CONDITIONAL(ip > ip_limit)) { ------------------ | | 30| 1.01k|#define NDLZ_UNEXPECT_CONDITIONAL(c) (__builtin_expect((c), 0)) | | ------------------ | | | Branch (30:39): [True: 0, False: 1.01k] | | ------------------ ------------------ 532| 0| free(local_buffer); 533| 0| free(cell_aux); 534| 0| BLOSC_TRACE_ERROR("Exceeding input length"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 535| 0| return BLOSC2_ERROR_FAILURE; 536| 0| } 537| 1.01k| if (ii[0] == i_stop[0] - 1) { ------------------ | Branch (537:11): [True: 811, False: 208] ------------------ 538| 811| padding[0] = (blockshape[0] % cell_shape == 0) ? cell_shape : blockshape[0] % cell_shape; ------------------ | Branch (538:22): [True: 3, False: 808] ------------------ 539| 811| } else { 540| 208| padding[0] = cell_shape; 541| 208| } 542| 1.01k| if (ii[1] == i_stop[1] - 1) { ------------------ | Branch (542:11): [True: 146, False: 873] ------------------ 543| 146| padding[1] = (blockshape[1] % cell_shape == 0) ? cell_shape : blockshape[1] % cell_shape; ------------------ | Branch (543:22): [True: 55, False: 91] ------------------ 544| 873| } else { 545| 873| padding[1] = cell_shape; 546| 873| } 547| 1.01k| int64_t cur = ip - (const uint8_t *) input; // in-range: ip is within [input, ip_limit] 548| 1.01k| NDLZ8_CHECK_RANGE(cur, 1); ------------------ | | 518| 1.01k| do { \ | | 519| 1.01k| int64_t _pos = (int64_t) (pos); \ | | 520| 1.01k| int64_t _len = (int64_t) (len); \ | | 521| 1.01k| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (521:9): [True: 0, False: 1.01k] | | | Branch (521:21): [True: 0, False: 1.01k] | | | Branch (521:33): [True: 5, False: 1.01k] | | ------------------ | | 522| 5| free(local_buffer); \ | | 523| 5| free(cell_aux); \ | | 524| 5| BLOSC_TRACE_ERROR("ndlz8: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 5|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 5| do { \ | | | | | | 98| 5| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 5| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 5, False: 0] | | | | | | ------------------ | | | | | | 100| 5| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 525| 5| return BLOSC2_ERROR_FAILURE; \ | | 526| 5| } \ | | 527| 1.01k| } while (0) | | ------------------ | | | Branch (527:12): [Folded, False: 1.01k] | | ------------------ ------------------ 549| 1.01k| token = *ip++; 550| 1.01k| uint8_t match_type = (token >> 3U); 551| 1.01k| if (token == 0) { // no match ------------------ | Branch (551:11): [True: 222, False: 792] ------------------ 552| 222| NDLZ8_CHECK_RANGE(cur + 1, (int64_t) padding[0] * padding[1]); ------------------ | | 518| 222| do { \ | | 519| 222| int64_t _pos = (int64_t) (pos); \ | | 520| 222| int64_t _len = (int64_t) (len); \ | | 521| 222| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (521:9): [True: 0, False: 222] | | | Branch (521:21): [True: 0, False: 222] | | | Branch (521:33): [True: 5, False: 217] | | ------------------ | | 522| 5| free(local_buffer); \ | | 523| 5| free(cell_aux); \ | | 524| 5| BLOSC_TRACE_ERROR("ndlz8: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 5|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 5| do { \ | | | | | | 98| 5| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 5| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 5, False: 0] | | | | | | ------------------ | | | | | | 100| 5| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 525| 5| return BLOSC2_ERROR_FAILURE; \ | | 526| 5| } \ | | 527| 222| } while (0) | | ------------------ | | | Branch (527:12): [Folded, False: 217] | | ------------------ ------------------ 553| 217| buffercpy = ip; 554| 217| ip += padding[0] * padding[1]; 555| 792| } else if (token == (uint8_t) ((1U << 7U) | (1U << 6U))) { // cell match ------------------ | Branch (555:18): [True: 25, False: 767] ------------------ 556| 25| NDLZ8_CHECK_RANGE(cur + 1, 2); ------------------ | | 518| 25| do { \ | | 519| 25| int64_t _pos = (int64_t) (pos); \ | | 520| 25| int64_t _len = (int64_t) (len); \ | | 521| 25| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (521:9): [True: 0, False: 25] | | | Branch (521:21): [True: 0, False: 25] | | | Branch (521:33): [True: 1, False: 24] | | ------------------ | | 522| 1| free(local_buffer); \ | | 523| 1| free(cell_aux); \ | | 524| 1| BLOSC_TRACE_ERROR("ndlz8: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 1| do { \ | | | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 1| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 1, False: 0] | | | | | | ------------------ | | | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 525| 1| return BLOSC2_ERROR_FAILURE; \ | | 526| 1| } \ | | 527| 25| } while (0) | | ------------------ | | | Branch (527:12): [Folded, False: 24] | | ------------------ ------------------ 557| 24| uint16_t offset; 558| 24| memcpy(&offset, ip, sizeof(offset)); 559| 24| int64_t bpos = (cur + 1) - (int64_t) offset - 1; 560| 24| NDLZ8_CHECK_RANGE(bpos, (int64_t) padding[0] * padding[1]); ------------------ | | 518| 24| do { \ | | 519| 24| int64_t _pos = (int64_t) (pos); \ | | 520| 24| int64_t _len = (int64_t) (len); \ | | 521| 24| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (521:9): [True: 13, False: 11] | | | Branch (521:21): [True: 0, False: 11] | | | Branch (521:33): [True: 1, False: 10] | | ------------------ | | 522| 14| free(local_buffer); \ | | 523| 14| free(cell_aux); \ | | 524| 14| BLOSC_TRACE_ERROR("ndlz8: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 14|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 14| do { \ | | | | | | 98| 14| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 14| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 14, False: 0] | | | | | | ------------------ | | | | | | 100| 14| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 525| 14| return BLOSC2_ERROR_FAILURE; \ | | 526| 14| } \ | | 527| 24| } while (0) | | ------------------ | | | Branch (527:12): [Folded, False: 10] | | ------------------ ------------------ 561| 10| buffercpy = (uint8_t *) input + bpos; 562| 10| ip += 2; 563| 767| } else if (token == (uint8_t) (1U << 6U)) { // whole cell of same element ------------------ | Branch (563:18): [True: 560, False: 207] ------------------ 564| 560| NDLZ8_CHECK_RANGE(cur + 1, 1); ------------------ | | 518| 560| do { \ | | 519| 560| int64_t _pos = (int64_t) (pos); \ | | 520| 560| int64_t _len = (int64_t) (len); \ | | 521| 560| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (521:9): [True: 0, False: 560] | | | Branch (521:21): [True: 0, False: 560] | | | Branch (521:33): [True: 2, False: 558] | | ------------------ | | 522| 2| free(local_buffer); \ | | 523| 2| free(cell_aux); \ | | 524| 2| BLOSC_TRACE_ERROR("ndlz8: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 2| do { \ | | | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 2| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 2, False: 0] | | | | | | ------------------ | | | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 525| 2| return BLOSC2_ERROR_FAILURE; \ | | 526| 2| } \ | | 527| 560| } while (0) | | ------------------ | | | Branch (527:12): [Folded, False: 558] | | ------------------ ------------------ 565| 558| buffercpy = cell_aux; 566| 558| memset(buffercpy, *ip, cell_size); 567| 558| ip++; 568| 558| } else if (match_type == 21) { // triple match ------------------ | Branch (568:18): [True: 73, False: 134] ------------------ 569| 73| buffercpy = local_buffer; 570| 73| int row = (int) (token & 7); 571| 73| if (row + 2 >= cell_shape) { ------------------ | Branch (571:13): [True: 2, False: 71] ------------------ 572| 2| free(local_buffer); 573| 2| free(cell_aux); 574| 2| BLOSC_TRACE_ERROR("Triple match row out of bounds"); ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 575| 2| return BLOSC2_ERROR_FAILURE; 576| 2| } 577| 71| NDLZ8_CHECK_RANGE(cur + 1, 2); ------------------ | | 518| 71| do { \ | | 519| 71| int64_t _pos = (int64_t) (pos); \ | | 520| 71| int64_t _len = (int64_t) (len); \ | | 521| 71| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (521:9): [True: 0, False: 71] | | | Branch (521:21): [True: 0, False: 71] | | | Branch (521:33): [True: 1, False: 70] | | ------------------ | | 522| 1| free(local_buffer); \ | | 523| 1| free(cell_aux); \ | | 524| 1| BLOSC_TRACE_ERROR("ndlz8: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 1| do { \ | | | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 1| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 1, False: 0] | | | | | | ------------------ | | | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 525| 1| return BLOSC2_ERROR_FAILURE; \ | | 526| 1| } \ | | 527| 71| } while (0) | | ------------------ | | | Branch (527:12): [Folded, False: 70] | | ------------------ ------------------ 578| 70| uint16_t offset; 579| 70| memcpy(&offset, ip, sizeof(offset)); 580| 70| ip += 2; 581| | // back-reference base == ip - sizeof(token) - sizeof(offset) - offset, 582| | // i.e. (cur + 3) - 3 - offset == cur - offset, expressed as an offset. 583| 70| int64_t bpos = cur - (int64_t) offset; 584| 70| NDLZ8_CHECK_RANGE(bpos, 3 * cell_shape); ------------------ | | 518| 70| do { \ | | 519| 70| int64_t _pos = (int64_t) (pos); \ | | 520| 70| int64_t _len = (int64_t) (len); \ | | 521| 70| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (521:9): [True: 14, False: 56] | | | Branch (521:21): [True: 0, False: 56] | | | Branch (521:33): [True: 1, False: 55] | | ------------------ | | 522| 15| free(local_buffer); \ | | 523| 15| free(cell_aux); \ | | 524| 15| BLOSC_TRACE_ERROR("ndlz8: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 15|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 15| do { \ | | | | | | 98| 15| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 15| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 15, False: 0] | | | | | | ------------------ | | | | | | 100| 15| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 525| 15| return BLOSC2_ERROR_FAILURE; \ | | 526| 15| } \ | | 527| 70| } while (0) | | ------------------ | | | Branch (527:12): [Folded, False: 55] | | ------------------ ------------------ 585| 55| const uint8_t *ref = (const uint8_t *) input + bpos; 586| 220| for (int l = 0; l < 3; l++) { ------------------ | Branch (586:25): [True: 165, False: 55] ------------------ 587| 165| memcpy(&buffercpy[(row + l) * cell_shape], ref + l * cell_shape, cell_shape); 588| 165| } 589| 466| for (int l = 0; l < cell_shape; l++) { ------------------ | Branch (589:25): [True: 419, False: 47] ------------------ 590| 419| if ((l < row) || (l > row + 2)) { ------------------ | Branch (590:15): [True: 193, False: 226] | Branch (590:28): [True: 73, False: 153] ------------------ 591| 266| NDLZ8_CHECK_RANGE(ip - (const uint8_t *) input, cell_shape); ------------------ | | 518| 266| do { \ | | 519| 266| int64_t _pos = (int64_t) (pos); \ | | 520| 266| int64_t _len = (int64_t) (len); \ | | 521| 266| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (521:9): [True: 0, False: 266] | | | Branch (521:21): [True: 0, False: 266] | | | Branch (521:33): [True: 8, False: 258] | | ------------------ | | 522| 8| free(local_buffer); \ | | 523| 8| free(cell_aux); \ | | 524| 8| BLOSC_TRACE_ERROR("ndlz8: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 8|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 8| do { \ | | | | | | 98| 8| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 8| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 8, False: 0] | | | | | | ------------------ | | | | | | 100| 8| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 525| 8| return BLOSC2_ERROR_FAILURE; \ | | 526| 8| } \ | | 527| 266| } while (0) | | ------------------ | | | Branch (527:12): [Folded, False: 258] | | ------------------ ------------------ 592| 258| memcpy(&buffercpy[l * cell_shape], ip, cell_shape); 593| 258| ip += cell_shape; 594| 258| } 595| 419| } 596| 134| } else if (match_type == 17) { // pair match ------------------ | Branch (596:18): [True: 88, False: 46] ------------------ 597| 88| buffercpy = local_buffer; 598| 88| int row = (int) (token & 7); 599| 88| if (row + 1 >= cell_shape) { ------------------ | Branch (599:13): [True: 2, False: 86] ------------------ 600| 2| free(local_buffer); 601| 2| free(cell_aux); 602| 2| BLOSC_TRACE_ERROR("Pair match row out of bounds"); ------------------ | | 93| 2|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 2| do { \ | | | | 98| 2| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 2| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 2, False: 0] | | | | ------------------ | | | | 100| 2| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 603| 2| return BLOSC2_ERROR_FAILURE; 604| 2| } 605| 86| NDLZ8_CHECK_RANGE(cur + 1, 2); ------------------ | | 518| 86| do { \ | | 519| 86| int64_t _pos = (int64_t) (pos); \ | | 520| 86| int64_t _len = (int64_t) (len); \ | | 521| 86| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (521:9): [True: 0, False: 86] | | | Branch (521:21): [True: 0, False: 86] | | | Branch (521:33): [True: 1, False: 85] | | ------------------ | | 522| 1| free(local_buffer); \ | | 523| 1| free(cell_aux); \ | | 524| 1| BLOSC_TRACE_ERROR("ndlz8: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 1| do { \ | | | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 1| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 1, False: 0] | | | | | | ------------------ | | | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 525| 1| return BLOSC2_ERROR_FAILURE; \ | | 526| 1| } \ | | 527| 86| } while (0) | | ------------------ | | | Branch (527:12): [Folded, False: 85] | | ------------------ ------------------ 606| 85| uint16_t offset; 607| 85| memcpy(&offset, ip, sizeof(offset)); 608| 85| ip += 2; 609| | // back-reference base == cur - offset (see triple-match note above). 610| 85| int64_t bpos = cur - (int64_t) offset; 611| 85| NDLZ8_CHECK_RANGE(bpos, 2 * cell_shape); ------------------ | | 518| 85| do { \ | | 519| 85| int64_t _pos = (int64_t) (pos); \ | | 520| 85| int64_t _len = (int64_t) (len); \ | | 521| 85| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (521:9): [True: 15, False: 70] | | | Branch (521:21): [True: 0, False: 70] | | | Branch (521:33): [True: 2, False: 68] | | ------------------ | | 522| 17| free(local_buffer); \ | | 523| 17| free(cell_aux); \ | | 524| 17| BLOSC_TRACE_ERROR("ndlz8: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 17|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 17| do { \ | | | | | | 98| 17| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 17| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 17, False: 0] | | | | | | ------------------ | | | | | | 100| 17| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 525| 17| return BLOSC2_ERROR_FAILURE; \ | | 526| 17| } \ | | 527| 85| } while (0) | | ------------------ | | | Branch (527:12): [Folded, False: 68] | | ------------------ ------------------ 612| 68| const uint8_t *ref = (const uint8_t *) input + bpos; 613| 204| for (int l = 0; l < 2; l++) { ------------------ | Branch (613:25): [True: 136, False: 68] ------------------ 614| 136| memcpy(&buffercpy[(row + l) * cell_shape], ref + l * cell_shape, cell_shape); 615| 136| } 616| 572| for (int l = 0; l < cell_shape; l++) { ------------------ | Branch (616:25): [True: 513, False: 59] ------------------ 617| 513| if ((l < row) || (l > row + 1)) { ------------------ | Branch (617:15): [True: 226, False: 287] | Branch (617:28): [True: 161, False: 126] ------------------ 618| 387| NDLZ8_CHECK_RANGE(ip - (const uint8_t *) input, cell_shape); ------------------ | | 518| 387| do { \ | | 519| 387| int64_t _pos = (int64_t) (pos); \ | | 520| 387| int64_t _len = (int64_t) (len); \ | | 521| 387| if (_pos < 0 || _len < 0 || _pos > (int64_t) input_len - _len) { \ | | ------------------ | | | Branch (521:9): [True: 0, False: 387] | | | Branch (521:21): [True: 0, False: 387] | | | Branch (521:33): [True: 9, False: 378] | | ------------------ | | 522| 9| free(local_buffer); \ | | 523| 9| free(cell_aux); \ | | 524| 9| BLOSC_TRACE_ERROR("ndlz8: out-of-bounds reference in compressed stream"); \ | | ------------------ | | | | 93| 9|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 9| do { \ | | | | | | 98| 9| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 9| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 9, False: 0] | | | | | | ------------------ | | | | | | 100| 9| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 525| 9| return BLOSC2_ERROR_FAILURE; \ | | 526| 9| } \ | | 527| 387| } while (0) | | ------------------ | | | Branch (527:12): [Folded, False: 378] | | ------------------ ------------------ 619| 378| memcpy(&buffercpy[l * cell_shape], ip, cell_shape); 620| 378| ip += cell_shape; 621| 378| } 622| 513| } 623| 68| } else { 624| 46| free(local_buffer); 625| 46| free(cell_aux); 626| 46| BLOSC_TRACE_ERROR("Invalid token: %u at cell [%d, %d]\n", token, ii[0], ii[1]); ------------------ | | 93| 46|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 46| do { \ | | | | 98| 46| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 46| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 46, False: 0] | | | | ------------------ | | | | 100| 46| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 627| 46| return BLOSC2_ERROR_FAILURE; 628| 46| } 629| | 630| 891| int32_t orig = ii[0] * cell_shape * blockshape[1] + ii[1] * cell_shape; 631| 8.01k| for (int32_t i = 0; i < (int32_t) cell_shape; i++) { ------------------ | Branch (631:27): [True: 7.12k, False: 891] ------------------ 632| 7.12k| if (i < padding[0]) { ------------------ | Branch (632:13): [True: 3.51k, False: 3.61k] ------------------ 633| 3.51k| ind = orig + i * blockshape[1]; 634| 3.51k| memcpy(&op[ind], buffercpy, padding[1]); 635| | // Only advance over rows we actually consume. For a literal cell 636| | // (token == 0) buffercpy points into the input and only holds 637| | // padding[0] * padding[1] bytes; advancing unconditionally for the 638| | // trailing padding rows would form an out-of-bounds pointer (UB) 639| | // for the block's last cell. The skipped rows are never read. 640| 3.51k| buffercpy += padding[1]; 641| 3.51k| } 642| 7.12k| } 643| 891| if (ind > output_len) { ------------------ | Branch (643:11): [True: 0, False: 891] ------------------ 644| 0| free(local_buffer); 645| 0| free(cell_aux); 646| 0| BLOSC_TRACE_ERROR("Exceeding output size"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 647| 0| return BLOSC2_ERROR_FAILURE; 648| 0| } 649| 891| } 650| 1.48G| } 651| 19| ind += padding[1]; 652| | 653| 19| free(cell_aux); 654| 19| free(local_buffer); 655| | 656| 19| if (ind != (blockshape[0] * blockshape[1])) { ------------------ | Branch (656:7): [True: 0, False: 19] ------------------ 657| 0| BLOSC_TRACE_ERROR("Output size is not compatible with embedded blockshape"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 658| 0| return BLOSC2_ERROR_FAILURE; 659| 0| } 660| 19| if (ind > output_len) { ------------------ | Branch (660:7): [True: 0, False: 19] ------------------ 661| 0| BLOSC_TRACE_ERROR("Exceeding output size"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 662| 0| return BLOSC2_ERROR_FAILURE; 663| 0| } 664| | 665| 19| return (int) ind; 666| 19|#undef NDLZ8_CHECK_RANGE 667| 19|} simd_load: 34| 219M|bytes16 simd_load(const void* ptr) { return _mm_loadu_si128((const __m128i*)ptr); } simd_store: 35| 219M|void simd_store(void* ptr, bytes16 x) { _mm_storeu_si128((__m128i*)ptr, x); } simd_add: 38| 219M|bytes16 simd_add(bytes16 a, bytes16 b) { return _mm_add_epi8(a, b); } simd_duplane15: 40| 219M|bytes16 simd_duplane15(bytes16 x) { return _mm_shuffle_epi8(x, _mm_set1_epi8(15)); } simd_prefix_sum: 43| 219M|{ 44| | // Sklansky-style sum from https://gist.github.com/rygorous/4212be0cd009584e4184e641ca210528 45| 219M| x = _mm_add_epi8(x, _mm_slli_epi64(x, 8)); 46| 219M| x = _mm_add_epi8(x, _mm_slli_epi64(x, 16)); 47| 219M| x = _mm_add_epi8(x, _mm_slli_epi64(x, 32)); 48| 219M| x = _mm_add_epi8(x, _mm_shuffle_epi8(x, _mm_setr_epi8(-1,-1,-1,-1,-1,-1,-1,-1,7,7,7,7,7,7,7,7))); 49| 219M| return x; 50| 219M|} simd_get_last: 52| 56.4k|uint8_t simd_get_last(bytes16 x) { return (_mm_extract_epi16(x, 7) >> 8) & 0xFF; } bytedelta_backward: 139| 8.44k| blosc2_dparams *dparams, uint8_t id) { 140| 8.44k| BLOSC_UNUSED_PARAM(id); ------------------ | | 28| 8.44k|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 141| | 142| 8.44k| int typesize = meta; 143| 8.44k| if (typesize == 0) { ------------------ | Branch (143:7): [True: 1, False: 8.44k] ------------------ 144| 1| if (dparams->schunk == NULL) { ------------------ | Branch (144:9): [True: 0, False: 1] ------------------ 145| 0| BLOSC_TRACE_ERROR("When meta is 0, you need to be on a schunk!"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 146| 0| BLOSC_ERROR(BLOSC2_ERROR_FAILURE); ------------------ | | 111| 0| do { \ | | 112| 0| int rc_ = (rc); \ | | 113| 0| if (rc_ < BLOSC2_ERROR_SUCCESS) { \ | | ------------------ | | | Branch (113:13): [True: 0, False: 0] | | ------------------ | | 114| 0| char *error_msg = print_error(rc_); \ | | 115| 0| BLOSC_TRACE_ERROR("%s", error_msg); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 116| 0| return rc_; \ | | 117| 0| } \ | | 118| 0| } while (0) | | ------------------ | | | Branch (118:14): [Folded, False: 0] | | ------------------ ------------------ 147| 0| } 148| 1| blosc2_schunk* schunk = (blosc2_schunk*)(dparams->schunk); 149| 1| typesize = schunk->typesize; 150| 1| } 151| | 152| 8.44k| const int stream_len = length / typesize; 153| 7.30M| for (int ich = 0; ich < typesize; ++ich) { ------------------ | Branch (153:21): [True: 7.30M, False: 8.44k] ------------------ 154| 7.30M| int ip = 0; 155| 7.30M| uint8_t _v2 = 0; 156| | // SIMD fetch 16 bytes from each channel, prefix-sum un-delta 157| 7.30M|#if defined(CPU_HAS_SIMD) 158| 7.30M| bytes16 v2 = {0}; 159| 136M| for (; ip < stream_len - 15; ip += 16) { ------------------ | Branch (159:12): [True: 129M, False: 7.30M] ------------------ 160| 129M| bytes16 v = simd_load(input); 161| 129M| input += 16; 162| | // un-delta via prefix sum 163| 129M| v2 = simd_add(simd_prefix_sum(v), simd_duplane15(v2)); 164| 129M| simd_store(output, v2); 165| 129M| output += 16; 166| 129M| } 167| 7.30M| if (stream_len > 15) { ------------------ | Branch (167:9): [True: 56.4k, False: 7.24M] ------------------ 168| 56.4k| _v2 = simd_get_last(v2); 169| 56.4k| } 170| 7.30M|#endif // #if defined(CPU_HAS_SIMD) 171| | // scalar leftover 172| 12.7M| for (; ip < stream_len; ip++) { ------------------ | Branch (172:12): [True: 5.41M, False: 7.30M] ------------------ 173| 5.41M| uint8_t v = *input + _v2; 174| 5.41M| input++; 175| 5.41M| *output = v; 176| 5.41M| output++; 177| 5.41M| _v2 = v; 178| 5.41M| } 179| 7.30M| } 180| | 181| | // Mirror of the forward pass: restore the trailing bytes verbatim. 182| 8.44k| memcpy(output, input, (size_t)(length - stream_len * typesize)); 183| | 184| 8.44k| return BLOSC2_ERROR_SUCCESS; 185| 8.44k|} bytedelta_backward_buggy: 235| 10.3k| uint8_t meta, blosc2_dparams *dparams, uint8_t id) { 236| 10.3k| BLOSC_UNUSED_PARAM(id); ------------------ | | 28| 10.3k|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 237| | 238| 10.3k| int typesize = meta; 239| 10.3k| if (typesize == 0) { ------------------ | Branch (239:7): [True: 0, False: 10.3k] ------------------ 240| 0| if (dparams->schunk == NULL) { ------------------ | Branch (240:9): [True: 0, False: 0] ------------------ 241| 0| BLOSC_TRACE_ERROR("When meta is 0, you need to be on a schunk!"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 242| 0| BLOSC_ERROR(BLOSC2_ERROR_FAILURE); ------------------ | | 111| 0| do { \ | | 112| 0| int rc_ = (rc); \ | | 113| 0| if (rc_ < BLOSC2_ERROR_SUCCESS) { \ | | ------------------ | | | Branch (113:13): [True: 0, False: 0] | | ------------------ | | 114| 0| char *error_msg = print_error(rc_); \ | | 115| 0| BLOSC_TRACE_ERROR("%s", error_msg); \ | | ------------------ | | | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | | | ------------------ | | | | | | 97| 0| do { \ | | | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | | | 99| 0| if (!__e) { break; } \ | | | | | | ------------------ | | | | | | | Branch (99:13): [True: 0, False: 0] | | | | | | ------------------ | | | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | | | 101| 0| } while(0) | | | | | | ------------------ | | | | | | | Branch (101:13): [Folded, False: 0] | | | | | | ------------------ | | | | ------------------ | | ------------------ | | 116| 0| return rc_; \ | | 117| 0| } \ | | 118| 0| } while (0) | | ------------------ | | | Branch (118:14): [Folded, False: 0] | | ------------------ ------------------ 243| 0| } 244| 0| blosc2_schunk* schunk = (blosc2_schunk*)(dparams->schunk); 245| 0| typesize = schunk->typesize; 246| 0| } 247| | 248| 10.3k| const int stream_len = length / typesize; 249| 1.47M| for (int ich = 0; ich < typesize; ++ich) { ------------------ | Branch (249:21): [True: 1.46M, False: 10.3k] ------------------ 250| 1.46M| int ip = 0; 251| | // SIMD fetch 16 bytes from each channel, prefix-sum un-delta 252| 1.46M|#if defined(CPU_HAS_SIMD) 253| 1.46M| bytes16 v2 = {0}; 254| 91.5M| for (; ip < stream_len - 15; ip += 16) { ------------------ | Branch (254:12): [True: 90.1M, False: 1.46M] ------------------ 255| 90.1M| bytes16 v = simd_load(input); 256| 90.1M| input += 16; 257| | // un-delta via prefix sum 258| 90.1M| v2 = simd_add(simd_prefix_sum(v), simd_duplane15(v2)); 259| 90.1M| simd_store(output, v2); 260| 90.1M| output += 16; 261| 90.1M| } 262| 1.46M|#endif // #if defined(CPU_HAS_SIMD) 263| | // scalar leftover 264| 1.46M| uint8_t _v2 = 0; 265| 11.5M| for (; ip < stream_len; ip++) { ------------------ | Branch (265:12): [True: 10.0M, False: 1.46M] ------------------ 266| 10.0M| uint8_t v = *input + _v2; 267| 10.0M| input++; 268| 10.0M| *output = v; 269| 10.0M| output++; 270| 10.0M| _v2 = v; 271| 10.0M| } 272| 1.46M| } 273| | 274| 10.3k| return BLOSC2_ERROR_SUCCESS; 275| 10.3k|} register_filters: 15| 9.34k|void register_filters(void) { 16| | 17| 9.34k| blosc2_filter ndcell; 18| 9.34k| ndcell.id = BLOSC_FILTER_NDCELL; 19| 9.34k| ndcell.name = "ndcell"; 20| 9.34k| ndcell.version = 1; 21| 9.34k| ndcell.forward = &ndcell_forward; 22| 9.34k| ndcell.backward = &ndcell_backward; 23| 9.34k| register_filter_private(&ndcell); 24| | 25| 9.34k| blosc2_filter ndmean; 26| 9.34k| ndmean.id = BLOSC_FILTER_NDMEAN; 27| 9.34k| ndmean.name = "ndmean"; 28| 9.34k| ndmean.version = 1; 29| 9.34k| ndmean.forward = &ndmean_forward; 30| 9.34k| ndmean.backward = &ndmean_backward; 31| 9.34k| register_filter_private(&ndmean); 32| | 33| | // Buggy version. See #524 34| 9.34k| blosc2_filter bytedelta_buggy; 35| 9.34k| bytedelta_buggy.id = BLOSC_FILTER_BYTEDELTA_BUGGY; 36| 9.34k| bytedelta_buggy.name = "bytedelta_buggy"; 37| 9.34k| bytedelta_buggy.version = 1; 38| 9.34k| bytedelta_buggy.forward = &bytedelta_forward_buggy; 39| 9.34k| bytedelta_buggy.backward = &bytedelta_backward_buggy; 40| 9.34k| register_filter_private(&bytedelta_buggy); 41| | 42| | // Fixed version. See #524 43| 9.34k| blosc2_filter bytedelta; 44| 9.34k| bytedelta.id = BLOSC_FILTER_BYTEDELTA; 45| 9.34k| bytedelta.name = "bytedelta"; 46| 9.34k| bytedelta.version = 1; 47| 9.34k| bytedelta.forward = &bytedelta_forward; 48| 9.34k| bytedelta.backward = &bytedelta_backward; 49| 9.34k| register_filter_private(&bytedelta); 50| | 51| 9.34k| blosc2_filter int_trunc; 52| 9.34k| int_trunc.id = BLOSC_FILTER_INT_TRUNC; 53| 9.34k| int_trunc.name = "int_trunc"; 54| 9.34k| int_trunc.version = 1; 55| 9.34k| int_trunc.forward = &int_trunc_forward; 56| 9.34k| int_trunc.backward = &int_trunc_backward; 57| 9.34k| register_filter_private(&int_trunc); 58| | 59| 9.34k|} int_trunc_backward: 117| 1.05k| blosc2_dparams *dparams, uint8_t id) { 118| 1.05k| BLOSC_UNUSED_PARAM(id); ------------------ | | 28| 1.05k|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 119| 1.05k| BLOSC_UNUSED_PARAM(dparams); ------------------ | | 28| 1.05k|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 120| 1.05k| BLOSC_UNUSED_PARAM(meta); ------------------ | | 28| 1.05k|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 121| | 122| | // Do a copy of the input buffer (truncation is lossy and cannot be reversed) 123| 1.05k| memcpy(output, input, length); 124| 1.05k| return BLOSC2_ERROR_SUCCESS; 125| 1.05k|} ndcell_backward: 205| 1| uint8_t id) { 206| 1| BLOSC_UNUSED_PARAM(id); ------------------ | | 28| 1|#define BLOSC_UNUSED_PARAM(x) ((void)(x)) ------------------ 207| 1| blosc2_schunk *schunk = dparams->schunk; 208| 1| int8_t ndim; 209| 1| int64_t *shape = malloc(B2ND_MAX_DIM * sizeof(int64_t)); ------------------ | | 50| 1|#define B2ND_MAX_DIM 16 ------------------ 210| 1| int32_t *chunkshape = malloc(B2ND_MAX_DIM * sizeof(int32_t)); ------------------ | | 50| 1|#define B2ND_MAX_DIM 16 ------------------ 211| 1| int32_t *blockshape = malloc(B2ND_MAX_DIM * sizeof(int32_t)); ------------------ | | 50| 1|#define B2ND_MAX_DIM 16 ------------------ 212| 1| uint8_t *smeta; 213| 1| int32_t smeta_len; 214| 1| if (blosc2_meta_get(schunk, "b2nd", &smeta, &smeta_len) < 0) { ------------------ | Branch (214:7): [True: 1, False: 0] ------------------ 215| 1| free(shape); 216| 1| free(chunkshape); 217| 1| free(blockshape); 218| 1| BLOSC_TRACE_ERROR("b2nd layer not found!"); ------------------ | | 93| 1|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 1| do { \ | | | | 98| 1| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 1| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 1, False: 0] | | | | ------------------ | | | | 100| 1| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 219| 1| return BLOSC2_ERROR_FAILURE; 220| 1| } 221| 0| if (b2nd_deserialize_meta(smeta, smeta_len, &ndim, shape, chunkshape, blockshape, NULL, NULL) < 0) { ------------------ | Branch (221:7): [True: 0, False: 0] ------------------ 222| 0| free(smeta); 223| 0| free(shape); 224| 0| free(chunkshape); 225| 0| free(blockshape); 226| 0| return BLOSC2_ERROR_FAILURE; 227| 0| } 228| 0| free(smeta); 229| 0| if (ndim <= 0 || ndim > NDCELL_MAX_DIM) { ------------------ | | 16| 0|#define NDCELL_MAX_DIM 8 ------------------ | Branch (229:7): [True: 0, False: 0] | Branch (229:20): [True: 0, False: 0] ------------------ 230| 0| free(shape); 231| 0| free(chunkshape); 232| 0| free(blockshape); 233| 0| BLOSC_TRACE_ERROR("ndim %d is out of range", ndim); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 234| 0| return BLOSC2_ERROR_FAILURE; 235| 0| } 236| | 237| | // `meta` is attacker-controlled in a crafted frame. Interpret it as unsigned 238| | // and reject 0: an (int8_t) cast would turn 128..255 into negative values and 239| | // 0 would later divide by zero in `(blockshape[i] + cell_shape - 1) / cell_shape`. 240| 0| int cell_shape = (int) meta; 241| 0| if (cell_shape <= 0) { ------------------ | Branch (241:7): [True: 0, False: 0] ------------------ 242| 0| free(shape); 243| 0| free(chunkshape); 244| 0| free(blockshape); 245| 0| BLOSC_TRACE_ERROR("Invalid cell_shape %d", cell_shape); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 246| 0| return BLOSC2_ERROR_FAILURE; 247| 0| } 248| | // See ndcell_forward(): compute cell_shape^ndim with checked 64-bit 249| | // multiplication so an overflowing (int) pow() cannot bypass the 250| | // "buffer smaller than cell" check below. 251| 0| int64_t cell_size = 1; 252| 0| for (int i = 0; i < ndim; i++) { ------------------ | Branch (252:19): [True: 0, False: 0] ------------------ 253| 0| if (cell_size > INT64_MAX / cell_shape) { ------------------ | Branch (253:9): [True: 0, False: 0] ------------------ 254| 0| free(shape); 255| 0| free(chunkshape); 256| 0| free(blockshape); 257| 0| BLOSC_TRACE_ERROR("cell_shape %d too large for ndim %d", cell_shape, ndim); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 258| 0| return BLOSC2_ERROR_FAILURE; 259| 0| } 260| 0| cell_size *= cell_shape; 261| 0| } 262| 0| int32_t typesize = schunk->typesize; 263| 0| uint8_t *ip = (uint8_t *) input; 264| 0| uint8_t *ip_limit = ip + length; 265| 0| uint8_t *op = (uint8_t *) output; 266| 0| if (typesize <= 0) { ------------------ | Branch (266:7): [True: 0, False: 0] ------------------ 267| 0| free(shape); 268| 0| free(chunkshape); 269| 0| free(blockshape); 270| 0| BLOSC_TRACE_ERROR("Invalid typesize %d", typesize); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 271| 0| return BLOSC2_ERROR_FAILURE; 272| 0| } 273| | // The block geometry (blockshape) comes from the attacker-controlled "b2nd" 274| | // metalayer and is NOT validated by b2nd_deserialize_meta(). Compute the 275| | // block size in 64-bit and reject non-positive dimensions. Otherwise a 276| | // crafted blockshape whose 32-bit product wraps back onto `length` would pass 277| | // the check below, while the scatter-write index arithmetic further down uses 278| | // the true (huge) dimensions, writing past the `length`-sized output buffer 279| | // (heap overflow). Bailing as soon as the running product exceeds `length` 280| | // also keeps the 64-bit multiply from overflowing (it stays 281| | // <= length * INT32_MAX < INT64_MAX). 282| 0| int64_t blocksize = (int64_t) typesize; 283| 0| for (int i = 0; i < ndim; i++) { ------------------ | Branch (283:19): [True: 0, False: 0] ------------------ 284| 0| if (blockshape[i] <= 0) { ------------------ | Branch (284:9): [True: 0, False: 0] ------------------ 285| 0| free(shape); 286| 0| free(chunkshape); 287| 0| free(blockshape); 288| 0| BLOSC_TRACE_ERROR("Invalid blockshape[%d] = %d", i, blockshape[i]); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 289| 0| return BLOSC2_ERROR_FAILURE; 290| 0| } 291| 0| blocksize *= blockshape[i]; 292| 0| if (blocksize > (int64_t) length) { ------------------ | Branch (292:9): [True: 0, False: 0] ------------------ 293| 0| free(shape); 294| 0| free(chunkshape); 295| 0| free(blockshape); 296| 0| BLOSC_TRACE_ERROR("blockshape too large for block of %d bytes", length); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 297| 0| return BLOSC2_ERROR_FAILURE; 298| 0| } 299| 0| } 300| | 301| 0| if ((int64_t) length != blocksize) { ------------------ | Branch (301:7): [True: 0, False: 0] ------------------ 302| 0| free(shape); 303| 0| free(chunkshape); 304| 0| free(blockshape); 305| 0| BLOSC_TRACE_ERROR("Length not equal to blocksize %d %lld", length, (long long) blocksize); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 306| 0| return BLOSC2_ERROR_FAILURE; 307| 0| } 308| | 309| | // length is a multiple of typesize here (length == blocksize, checked above), 310| | // so the division is exact; phrasing the check this way avoids overflowing the 311| | // cell_size * typesize product. 312| 0| if (cell_size > (int64_t) length / typesize) { ------------------ | Branch (312:7): [True: 0, False: 0] ------------------ 313| 0| free(shape); 314| 0| free(chunkshape); 315| 0| free(blockshape); 316| 0| BLOSC_TRACE_ERROR("input and output buffer cannot be smaller than cell size"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 317| 0| return BLOSC2_ERROR_FAILURE; 318| 0| } 319| | 320| 0| int64_t i_shape[NDCELL_MAX_DIM]; 321| 0| for (int i = 0; i < ndim; ++i) { ------------------ | Branch (321:19): [True: 0, False: 0] ------------------ 322| 0| i_shape[i] = (blockshape[i] + cell_shape - 1) / cell_shape; 323| 0| } 324| | 325| 0| int64_t ncells = 1; 326| 0| for (int i = 0; i < ndim; ++i) { ------------------ | Branch (326:19): [True: 0, False: 0] ------------------ 327| 0| ncells *= i_shape[i]; 328| 0| } 329| | 330| | /* main loop */ 331| 0| int64_t pad_shape[NDCELL_MAX_DIM] = {0}; 332| 0| int64_t ii[NDCELL_MAX_DIM]; 333| 0| int32_t ind = 0; 334| 0| for (int cell_ind = 0; cell_ind < ncells; cell_ind++) { // for each cell ------------------ | Branch (334:26): [True: 0, False: 0] ------------------ 335| | 336| 0| if (ip > ip_limit) { ------------------ | Branch (336:9): [True: 0, False: 0] ------------------ 337| 0| free(shape); 338| 0| free(chunkshape); 339| 0| free(blockshape); 340| 0| BLOSC_TRACE_ERROR("Exceeding input length!"); ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 341| 0| return BLOSC2_ERROR_FAILURE; 342| 0| } 343| 0| blosc2_unidim_to_multidim(ndim, i_shape, cell_ind, ii); 344| 0| uint32_t orig = 0; 345| 0| int64_t nd_aux = (int64_t) cell_shape; 346| 0| for (int i = ndim - 1; i >= 0; i--) { ------------------ | Branch (346:28): [True: 0, False: 0] ------------------ 347| 0| orig += ii[i] * nd_aux; 348| 0| nd_aux *= blockshape[i]; 349| 0| } 350| | 351| 0| for (int dim_ind = 0; dim_ind < ndim; dim_ind++) { ------------------ | Branch (351:27): [True: 0, False: 0] ------------------ 352| 0| if ((blockshape[dim_ind] % cell_shape != 0) && (ii[dim_ind] == i_shape[dim_ind] - 1)) { ------------------ | Branch (352:11): [True: 0, False: 0] | Branch (352:54): [True: 0, False: 0] ------------------ 353| 0| pad_shape[dim_ind] = blockshape[dim_ind] % cell_shape; 354| 0| } else { 355| 0| pad_shape[dim_ind] = (int64_t) cell_shape; 356| 0| } 357| 0| } 358| | 359| 0| int64_t ncopies = 1; 360| 0| for (int i = 0; i < ndim - 1; ++i) { ------------------ | Branch (360:21): [True: 0, False: 0] ------------------ 361| 0| ncopies *= pad_shape[i]; 362| 0| } 363| 0| int64_t kk[NDCELL_MAX_DIM]; 364| 0| for (int copy_ind = 0; copy_ind < ncopies; ++copy_ind) { ------------------ | Branch (364:28): [True: 0, False: 0] ------------------ 365| 0| blosc2_unidim_to_multidim(ndim - 1, pad_shape, copy_ind, kk); 366| 0| nd_aux = blockshape[ndim - 1]; 367| 0| ind = (int32_t) orig; 368| 0| for (int i = ndim - 2; i >= 0; i--) { ------------------ | Branch (368:30): [True: 0, False: 0] ------------------ 369| 0| ind += (int32_t) (kk[i] * nd_aux); 370| 0| nd_aux *= blockshape[i]; 371| 0| } 372| 0| memcpy(&op[ind * typesize], ip, pad_shape[ndim - 1] * typesize); 373| 0| ip += pad_shape[ndim - 1] * typesize; 374| 0| } 375| 0| } 376| 0| ind += (int32_t) pad_shape[ndim - 1]; 377| | 378| | 379| 0| if (ind != (int32_t) (blocksize / typesize)) { ------------------ | Branch (379:7): [True: 0, False: 0] ------------------ 380| 0| free(shape); 381| 0| free(chunkshape); 382| 0| free(blockshape); 383| 0| BLOSC_TRACE_ERROR("Output size is not compatible with embedded blockshape ind %d %lld \n", ------------------ | | 93| 0|#define BLOSC_TRACE_ERROR(msg, ...) BLOSC_TRACE(error, msg, ##__VA_ARGS__) | | ------------------ | | | | 97| 0| do { \ | | | | 98| 0| const char *__e = getenv("BLOSC_TRACE"); \ | | | | 99| 0| if (!__e) { break; } \ | | | | ------------------ | | | | | Branch (99:13): [True: 0, False: 0] | | | | ------------------ | | | | 100| 0| fprintf(stderr, "[%s] - " msg " (%s:%d)\n", #cat, ##__VA_ARGS__, __FILE__, __LINE__); \ | | | | 101| 0| } while(0) | | | | ------------------ | | | | | Branch (101:13): [Folded, False: 0] | | | | ------------------ | | ------------------ ------------------ 384| 0| ind, (long long) (blocksize / typesize)); 385| 0| return BLOSC2_ERROR_FAILURE; 386| 0| } 387| | 388| 0| free(shape); 389| 0| free(chunkshape); 390| 0| free(blockshape); 391| | 392| 0| return BLOSC2_ERROR_SUCCESS; 393| 0|} register_tuners: 13| 9.34k|void register_tuners(void) { 14| | 15| 9.34k| blosc2_tuner btune; 16| 9.34k| btune.id = BLOSC_BTUNE; 17| 9.34k| btune.name = "btune"; 18| 9.34k| btune.init = NULL; 19| 9.34k| btune.next_cparams = NULL; 20| 9.34k| btune.next_blocksize = NULL; 21| 9.34k| btune.update = NULL; 22| 9.34k| btune.free = NULL; 23| | 24| 9.34k| register_tuner_private(&btune); 25| 9.34k|} LLVMFuzzerTestOneInput: 11| 9.34k|int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { 12| 9.34k| int32_t i = 0, dsize = 0; 13| 9.34k| int32_t nchunk = 0; 14| | 15| 9.34k| blosc2_init(); 16| 9.34k| blosc2_set_nthreads(1); 17| | 18| | /* Create a super-chunk backed by an in-memory frame */ 19| 9.34k| blosc2_schunk* schunk = blosc2_schunk_from_buffer((uint8_t *) data, (int64_t)size, false); 20| 9.34k| if (schunk == NULL) { ------------------ | Branch (20:7): [True: 8.96k, False: 379] ------------------ 21| 8.96k| blosc2_destroy(); 22| 8.96k| return 0; 23| 8.96k| } 24| | /* Don't allow address sanitizer to allocate more than INT32_MAX */ 25| 379| if (schunk->nbytes >= INT32_MAX) { ------------------ | Branch (25:7): [True: 5, False: 374] ------------------ 26| 5| blosc2_schunk_free(schunk); 27| 5| blosc2_destroy(); 28| 5| return 0; 29| 5| } 30| | /* Decompress data */ 31| 374| uint8_t *uncompressed_data = (uint8_t *)malloc((size_t)schunk->nbytes+1); 32| 374| if (uncompressed_data != NULL) { ------------------ | Branch (32:7): [True: 368, False: 6] ------------------ 33| 9.82k| for (i = 0, nchunk = 0; nchunk < schunk->nchunks-1; nchunk++) { ------------------ | Branch (33:29): [True: 9.79k, False: 33] ------------------ 34| 9.79k| dsize = blosc2_schunk_decompress_chunk(schunk, nchunk, uncompressed_data + i, schunk->chunksize); 35| 9.79k| if (dsize < 0) { ------------------ | Branch (35:11): [True: 335, False: 9.45k] ------------------ 36| 335| printf("Decompression error. Error code: %d\n", dsize); 37| 335| break; 38| 335| } 39| 9.45k| i += dsize; 40| 9.45k| } 41| | 42| 368| free(uncompressed_data); 43| 368| } 44| | 45| 374| blosc2_schunk_free(schunk); 46| 374| blosc2_destroy(); 47| 374| return 0; 48| 379|}