run_burl_normalize: 26| 1.70k| size_t in_len) { 27| 1.70k| int qs; 28| 1.70k| buffer_copy_string_len(psrc, in, in_len); 29| 1.70k| qs = burl_normalize(psrc, ptmp, flags); 30| 1.70k|} LLVMFuzzerTestOneInput: 32| 1.71k|int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { 33| 1.71k| if (size <= 4) { ------------------ | Branch (33:9): [True: 4, False: 1.70k] ------------------ 34| 4| return 0; 35| 4| } 36| 1.70k| int flags = ((int*)data)[0]; 37| 1.70k| data += 4; 38| 1.70k| size -= 4; 39| 1.70k| char *new_str = (char *)malloc(size+1); 40| 1.70k| if (new_str == NULL){ ------------------ | Branch (40:9): [True: 0, False: 1.70k] ------------------ 41| 0| return 0; 42| 0| } 43| 1.70k| memcpy(new_str, data, size); 44| 1.70k| new_str[size] = '\0'; 45| | 46| | /* main fuzzer entrypoint for library */ 47| 1.70k| buffer *psrc = buffer_init(); 48| 1.70k| buffer *ptmp = buffer_init(); 49| 1.70k| run_burl_normalize(psrc, ptmp, flags, __LINE__, new_str, size); 50| 1.70k| buffer_urldecode_path(psrc); 51| | 52| 1.70k| buffer_free(psrc); 53| 1.70k| buffer_free(ptmp); 54| 1.70k| free(new_str); 55| 1.70k| return 0; 56| 1.70k|} buffer_init: 14| 3.41k|buffer* buffer_init(void) { 15| | #if 0 /* buffer_init() and chunk_init() can be hot, 16| | * so avoid the additional hop of indirection */ 17| | return ck_calloc(1, sizeof(buffer)); 18| | #else 19| 3.41k| buffer * const b = calloc(1, sizeof(*b)); 20| 3.41k| force_assert(b); ------------------ | | 448| 3.41k|#define force_assert(x) ck_assert(x) | | ------------------ | | | | 115| 3.41k| do { if (!(x)) ck_assert_failed(__FILE__, __LINE__, #x); } while (0) | | | | ------------------ | | | | | Branch (115:18): [True: 0, False: 3.41k] | | | | | Branch (115:75): [Folded, False: 3.41k] | | | | ------------------ | | ------------------ ------------------ 21| 3.41k| return b; 22| 3.41k| #endif 23| 3.41k|} buffer_free: 25| 3.41k|void buffer_free(buffer *b) { 26| 3.41k| if (NULL == b) return; ------------------ | Branch (26:6): [True: 0, False: 3.41k] ------------------ 27| 3.41k| free(b->ptr); 28| 3.41k| free(b); 29| 3.41k|} buffer_string_prepare_copy: 82| 1.31k|char* buffer_string_prepare_copy(buffer * const b, const size_t size) { 83| 1.31k| b->used = 0; 84| | #ifdef __COVERITY__ /*(b->ptr is not NULL if b->size is not 0)*/ 85| | force_assert(size >= b->size || b->ptr); 86| | #endif 87| 1.31k| return (size < b->size) ------------------ | Branch (87:12): [True: 0, False: 1.31k] ------------------ 88| 1.31k| ? b->ptr 89| 1.31k| : buffer_alloc_replace(b, size); 90| 1.31k|} buffer_extend: 127| 145|{ 128| | /* extend buffer to append x (reallocate by power-2 (or larger), if needed) 129| | * (combine buffer_string_prepare_append() and buffer_commit()) 130| | * (future: might make buffer.h static inline func for HTTP/1.1 performance) 131| | * pre-sets '\0' byte and b->used (unlike buffer_string_prepare_append())*/ 132| | #if 0 133| | char * const s = buffer_string_prepare_append(b, x); 134| | b->used += x + (0 == b->used); 135| | #else 136| 145| const uint32_t len = b->used ? b->used-1 : 0; ------------------ | Branch (136:26): [True: 145, False: 0] ------------------ 137| 145| char * const s = (b->size - len >= x + 1) ------------------ | Branch (137:22): [True: 145, False: 0] ------------------ 138| 145| ? b->ptr + len 139| 145| : buffer_string_prepare_append_resize(b, x); 140| 145| b->used = len+x+1; 141| 145| #endif 142| 145| s[x] = '\0'; 143| 145| return s; 144| 145|} buffer_copy_string_len: 172| 3.16k|void buffer_copy_string_len(buffer * const restrict b, const char * const restrict s, const size_t len) { 173| 3.16k| b->used = len + 1; 174| 3.16k| char * const restrict d = (len < b->size) ------------------ | Branch (174:31): [True: 960, False: 2.20k] ------------------ 175| 3.16k| ? b->ptr 176| 3.16k| : buffer_alloc_replace(b, len); 177| 3.16k| d[len] = '\0'; 178| 3.16k| memcpy(d, s, len); 179| 3.16k|} buffer_append_string_len: 198| 145|void buffer_append_string_len(buffer * const restrict b, const char * const restrict s, const size_t len) { 199| 145| memcpy(buffer_extend(b, len), s, len); 200| 145|} hex2int: 386| 104M|char hex2int(unsigned char hex) { 387| 104M| unsigned char n; 388| 104M| return li_cton(hex,n) ? (char)n : 0xFF; ------------------ | | 381| 104M| (((n) = (c) - '0') <= 9 || (((n) = ((c)&0xdf) - 'A') <= 5 ? ((n) += 10) : 0)) | | ------------------ | | | Branch (381:4): [True: 90.2M, False: 14.6M] | | | Branch (381:30): [True: 14.6M, False: 0] | | | Branch (381:31): [True: 14.6M, False: 0] | | ------------------ ------------------ 389| 104M|} buffer_urldecode_path: 792| 1.70k|void buffer_urldecode_path(buffer * const b) { 793| 1.70k| const size_t len = buffer_clen(b); 794| 1.70k| char *src = len ? memchr(b->ptr, '%', len) : NULL; ------------------ | Branch (794:17): [True: 1.69k, False: 8] ------------------ 795| 1.70k| if (NULL == src) return; ------------------ | Branch (795:9): [True: 365, False: 1.34k] ------------------ 796| | 797| 1.34k| char *dst = src; 798| 52.4M| do { 799| | /* *src == '%' */ 800| 52.4M| unsigned char high = ((unsigned char *)src)[1]; 801| 52.4M| unsigned char low = high ? hex2int(((unsigned char *)src)[2]) : 0xFF; ------------------ | Branch (801:29): [True: 52.4M, False: 0] ------------------ 802| 52.4M| if (0xFF != (high = hex2int(high)) && 0xFF != low) { ------------------ | Branch (802:13): [True: 52.4M, False: 0] | Branch (802:47): [True: 52.4M, False: 0] ------------------ 803| 52.4M| high = (high << 4) | low; /* map ctrls to '_' */ 804| 52.4M| *dst = (high >= 32 && high != 127) ? high : '_'; ------------------ | Branch (804:21): [True: 12.1M, False: 40.2M] | Branch (804:35): [True: 11.1M, False: 1.05M] ------------------ 805| 52.4M| src += 2; 806| 52.4M| } /* else ignore this '%'; leave as-is and move on */ 807| | 808| 56.2M| while ((*++dst = *++src) != '%' && *src) ; ------------------ | Branch (808:16): [True: 3.77M, False: 52.4M] | Branch (808:44): [True: 3.77M, False: 1.34k] ------------------ 809| 52.4M| } while (*src); ------------------ | Branch (809:14): [True: 52.4M, False: 1.34k] ------------------ 810| 1.34k| b->used = (dst - b->ptr) + 1; 811| 1.34k|} buffer_path_simplify: 859| 404|{ 860| 404| char *out = b->ptr; 861| 404| char * const end = b->ptr + b->used - 1; 862| | 863| 404| if (__builtin_expect( (buffer_is_blank(b)), 0)) { ------------------ | Branch (863:9): [True: 0, False: 404] ------------------ 864| 0| buffer_blank(b); 865| 0| return; 866| 0| } 867| | 868| | #if defined(_WIN32) || defined(__CYGWIN__) 869| | /* cygwin is treating \ and / the same, so we have to that too */ 870| | for (char *p = b->ptr; *p; p++) { 871| | if (*p == '\\') *p = '/'; 872| | } 873| | #endif 874| | 875| 404| *end = '/'; /*(end of path modified to avoid need to check '\0')*/ 876| | 877| 404| char *walk = out; 878| 404| if (__builtin_expect( (*walk == '/'), 1)) { ------------------ | Branch (878:9): [True: 148, False: 256] ------------------ 879| | /* scan to detect (potential) need for path simplification 880| | * (repeated '/' or "/.") */ 881| 552| do { 882| 552| if (*++walk == '.' || *walk == '/') ------------------ | Branch (882:17): [True: 85, False: 467] | Branch (882:35): [True: 63, False: 404] ------------------ 883| 148| break; 884| 322k| do { ++walk; } while (*walk != '/'); ------------------ | Branch (884:35): [True: 322k, False: 404] ------------------ 885| 404| } while (walk != end); ------------------ | Branch (885:18): [True: 404, False: 0] ------------------ 886| 148| if (__builtin_expect( (walk == end), 1)) { ------------------ | Branch (886:13): [True: 0, False: 148] ------------------ 887| | /* common case: no repeated '/' or "/." */ 888| 0| *end = '\0'; /* overwrite extra '/' added to end of path */ 889| 0| return; 890| 0| } 891| 148| out = walk-1; 892| 148| } 893| 256| else { 894| 256| if (walk[0] == '.' && walk[1] == '/') ------------------ | Branch (894:13): [True: 115, False: 141] | Branch (894:31): [True: 69, False: 46] ------------------ 895| 69| *out = *++walk; 896| 187| else if (walk[0] == '.' && walk[1] == '.' && walk[2] == '/') ------------------ | Branch (896:18): [True: 46, False: 141] | Branch (896:36): [True: 22, False: 24] | Branch (896:54): [True: 4, False: 18] ------------------ 897| 4| *out = *(walk += 2); 898| 183| else { 899| 3.29M| while (*++walk != '/') ; ------------------ | Branch (899:20): [True: 3.29M, False: 183] ------------------ 900| 183| out = walk; 901| 183| } 902| 256| ++walk; 903| 256| } 904| | 905| 7.80k| while (walk <= end) { ------------------ | Branch (905:12): [True: 7.59k, False: 218] ------------------ 906| | /* previous char is '/' at this point (or start of string w/o '/') */ 907| 7.59k| if (__builtin_expect( (walk[0] == '/'), 0)) { ------------------ | Branch (907:13): [True: 1.77k, False: 5.82k] ------------------ 908| | /* skip repeated '/' (e.g. "///" -> "/") */ 909| 1.77k| if (++walk < end) ------------------ | Branch (909:17): [True: 1.70k, False: 65] ------------------ 910| 1.70k| continue; 911| 65| else { 912| 65| ++out; 913| 65| break; 914| 65| } 915| 1.77k| } 916| 5.82k| else if (__builtin_expect( (walk[0] == '.'), 0)) { ------------------ | Branch (916:18): [True: 4.00k, False: 1.81k] ------------------ 917| | /* handle "./" and "../" */ 918| 4.00k| if (walk[1] == '.' && walk[2] == '/') { ------------------ | Branch (918:17): [True: 1.65k, False: 2.34k] | Branch (918:35): [True: 777, False: 880] ------------------ 919| | /* handle "../" */ 920| 5.92M| while (out > b->ptr && *--out != '/') ; ------------------ | Branch (920:24): [True: 5.92M, False: 548] | Branch (920:40): [True: 5.92M, False: 229] ------------------ 921| 777| *out = '/'; /*(in case path had not started with '/')*/ 922| 777| if ((walk += 3) >= end) { ------------------ | Branch (922:21): [True: 52, False: 725] ------------------ 923| 52| ++out; 924| 52| break; 925| 52| } 926| 725| else 927| 725| continue; 928| 777| } 929| 3.22k| else if (walk[1] == '/') { ------------------ | Branch (929:22): [True: 1.67k, False: 1.55k] ------------------ 930| | /* handle "./" */ 931| 1.67k| if ((walk += 2) >= end) { ------------------ | Branch (931:21): [True: 69, False: 1.60k] ------------------ 932| 69| ++out; 933| 69| break; 934| 69| } 935| 1.60k| continue; 936| 1.67k| } 937| 1.55k| else { 938| | /* accept "." if not part of "../" or "./" */ 939| 1.55k| *++out = '.'; 940| 1.55k| ++walk; 941| 1.55k| } 942| 4.00k| } 943| | 944| 29.1M| while ((*++out = *walk++) != '/') ; ------------------ | Branch (944:16): [True: 29.0M, False: 3.36k] ------------------ 945| 3.36k| } 946| 404| *out = *end = '\0'; /* overwrite extra '/' added to end of path */ 947| 404| b->used = (out - b->ptr) + 1; 948| | /*buffer_truncate(b, out - b->ptr);*/ 949| 404|} buffer.c:buffer_alloc_replace: 71| 3.51k|static char* buffer_alloc_replace(buffer * const restrict b, const size_t size) { 72| | /*(discard old data so realloc() does not copy)*/ 73| 3.51k| if (NULL != b->ptr) { ------------------ | Branch (73:9): [True: 482, False: 3.03k] ------------------ 74| 482| free(b->ptr); 75| 482| b->ptr = NULL; 76| 482| } 77| | /*(note: if size larger than one lshift, use size instead of power-2)*/ 78| 3.51k| const size_t bsize2x = (b->size & ~1uL) << 1; 79| 3.51k| return buffer_realloc(b, bsize2x > size ? bsize2x-1 : size); ------------------ | Branch (79:30): [True: 259, False: 3.25k] ------------------ 80| 3.51k|} buffer.c:buffer_realloc: 49| 3.51k|static char* buffer_realloc(buffer * const restrict b, const size_t len) { 50| 3.51k| #define BUFFER_PIECE_SIZE 64uL /*(must be power-of-2)*/ 51| 3.51k| size_t sz = (len + 1 + BUFFER_PIECE_SIZE-1) & ~(BUFFER_PIECE_SIZE-1); ------------------ | | 50| 3.51k| #define BUFFER_PIECE_SIZE 64uL /*(must be power-of-2)*/ ------------------ size_t sz = (len + 1 + BUFFER_PIECE_SIZE-1) & ~(BUFFER_PIECE_SIZE-1); ------------------ | | 50| 3.51k| #define BUFFER_PIECE_SIZE 64uL /*(must be power-of-2)*/ ------------------ 52| 3.51k| force_assert(sz > len); ------------------ | | 448| 3.51k|#define force_assert(x) ck_assert(x) | | ------------------ | | | | 115| 3.51k| do { if (!(x)) ck_assert_failed(__FILE__, __LINE__, #x); } while (0) | | | | ------------------ | | | | | Branch (115:18): [True: 0, False: 3.51k] | | | | | Branch (115:75): [Folded, False: 3.51k] | | | | ------------------ | | ------------------ ------------------ 53| 3.51k| if ((sz & (sz-1)) && sz < INT_MAX) {/* not power-2; huge val not expected */ ------------------ | Branch (53:9): [True: 1.17k, False: 2.34k] | Branch (53:26): [True: 1.17k, False: 0] ------------------ 54| | /*(optimizer should recognize this and use ffs or clz or equivalent)*/ 55| 1.17k| const size_t psz = sz; 56| 8.25k| for (sz = 256; sz < psz; sz <<= 1) ; ------------------ | Branch (56:24): [True: 7.07k, False: 1.17k] ------------------ 57| 1.17k| } 58| 3.51k| sz |= 1; /*(extra +1 for '\0' when needed buffer size is exact power-2)*/ 59| | 60| 3.51k| b->size = sz; 61| 3.51k| b->ptr = realloc(b->ptr, sz); 62| | 63| 3.51k| force_assert(NULL != b->ptr); ------------------ | | 448| 3.51k|#define force_assert(x) ck_assert(x) | | ------------------ | | | | 115| 3.51k| do { if (!(x)) ck_assert_failed(__FILE__, __LINE__, #x); } while (0) | | | | ------------------ | | | | | Branch (115:18): [True: 0, False: 3.51k] | | | | | Branch (115:75): [Folded, False: 3.51k] | | | | ------------------ | | ------------------ ------------------ 64| 3.51k| return b->ptr; 65| 3.51k|} burl.c:buffer_truncate: 349| 438|static inline void buffer_truncate(buffer *b, uint32_t len) { 350| 438| b->ptr[len] = '\0'; /* b->ptr must exist; use buffer_blank() for trunc 0 */ 351| 438| b->used = len + 1; 352| 438|} burl.c:light_isalnum: 232| 12.1k|static inline int light_isalnum(int c) { 233| 12.1k| return light_isdigit(c) || light_isalpha(c); ------------------ | Branch (233:9): [True: 239, False: 11.9k] | Branch (233:29): [True: 292, False: 11.6k] ------------------ 234| 12.1k|} burl.c:light_isdigit: 214| 12.1k|static inline int light_isdigit(int c) { 215| 12.1k| return ((uint32_t)c-'0' <= '9'-'0'); 216| 12.1k|} burl.c:light_isalpha: 226| 11.9k|static inline int light_isalpha(int c) { 227| 11.9k| return (((uint32_t)c | 0x20)-'a' <= 'z'-'a'); 228| 11.9k|} burl.c:buffer_clen: 323| 6.38k|static inline uint32_t buffer_clen (const buffer *b) { 324| 6.38k| return b->used - (0 != b->used); 325| 6.38k|} buffer.c:buffer_clen: 323| 1.70k|static inline uint32_t buffer_clen (const buffer *b) { 324| 1.70k| return b->used - (0 != b->used); 325| 1.70k|} buffer.c:buffer_is_blank: 315| 404|static inline int buffer_is_blank(const buffer *b) { 316| 404| return b->used < 2; /* buffer_is_blank() || buffer_is_unset() */ 317| 404|} burl_normalize: 344| 1.70k|{ 345| 1.70k| int qs; 346| | 347| | #if defined(_WIN32) || defined(__CYGWIN__) 348| | /* Windows and Cygwin treat '\\' as '/' if '\\' is present in path; 349| | * convert to '/' for consistency before percent-encoding 350| | * normalization which will convert '\\' to "%5C" in the URL. 351| | * (Clients still should not be sending '\\' unencoded in requests.) */ 352| | if (flags & HTTP_PARSEOPT_URL_NORMALIZE_PATH_BACKSLASH_TRANS) { 353| | for (char *p = b->ptr; *p != '?' && *p != '\0'; ++p) { 354| | if (*p == '\\') *p = '/'; 355| | if (p[0] == '%' && p[1] == '5' && (p[2] | 0x20) == 'c') { 356| | p[1] = '2'; 357| | p[2] = 'F'; 358| | p += 2; 359| | } 360| | } 361| | } 362| | #endif 363| | 364| 1.70k| qs = (flags & HTTP_PARSEOPT_URL_NORMALIZE_REQUIRED) ------------------ | Branch (364:10): [True: 1.00k, False: 698] ------------------ 365| 1.70k| ? burl_normalize_basic_required(b, t) 366| 1.70k| : burl_normalize_basic_unreserved(b, t); 367| 1.70k| if (-2 == qs) { ------------------ | Branch (367:9): [True: 514, False: 1.19k] ------------------ 368| 514| if (flags & HTTP_PARSEOPT_URL_NORMALIZE_INVALID_UTF8_REJECT) return -2; ------------------ | Branch (368:13): [True: 104, False: 410] ------------------ 369| 410| qs = burl_scan_qmark(b); 370| 410| } 371| | 372| 1.60k| if (flags & HTTP_PARSEOPT_URL_NORMALIZE_CTRLS_REJECT) { ------------------ | Branch (372:9): [True: 381, False: 1.22k] ------------------ 373| 381| if (burl_contains_ctrls(b)) return -2; ------------------ | Branch (373:13): [True: 101, False: 280] ------------------ 374| 381| } 375| | 376| 1.50k| if (flags & (HTTP_PARSEOPT_URL_NORMALIZE_PATH_2F_DECODE ------------------ | Branch (376:9): [True: 1.24k, False: 257] ------------------ 377| 1.50k| |HTTP_PARSEOPT_URL_NORMALIZE_PATH_2F_REJECT)) { 378| 1.24k| qs = burl_normalize_2F_to_slash(b, qs, flags); 379| 1.24k| if (-2 == qs) return -2; ------------------ | Branch (379:13): [True: 8, False: 1.23k] ------------------ 380| 1.24k| } 381| | 382| 1.49k| if (flags & (HTTP_PARSEOPT_URL_NORMALIZE_PATH_DOTSEG_REMOVE ------------------ | Branch (382:9): [True: 1.21k, False: 283] ------------------ 383| 1.49k| |HTTP_PARSEOPT_URL_NORMALIZE_PATH_DOTSEG_REJECT)) { 384| 1.21k| qs = burl_normalize_path(b, t, qs, flags); 385| 1.21k| if (-2 == qs) return -2; ------------------ | Branch (385:13): [True: 14, False: 1.19k] ------------------ 386| 1.21k| } 387| | 388| 1.48k| if (flags & HTTP_PARSEOPT_URL_NORMALIZE_QUERY_20_PLUS) { ------------------ | Branch (388:9): [True: 919, False: 561] ------------------ 389| 919| if (qs >= 0) burl_normalize_qs20_to_plus(b, qs); ------------------ | Branch (389:13): [True: 455, False: 464] ------------------ 390| 919| } 391| | 392| 1.48k| return qs; 393| 1.49k|} burl.c:burl_normalize_basic_required: 179| 1.00k|{ 180| 1.00k| const unsigned char * const s = (unsigned char *)b->ptr; 181| 1.00k| const int used = (int)buffer_clen(b); 182| 1.00k| unsigned int n1, n2, x; 183| 1.00k| int qs = -1; 184| 1.00k| int invalid_utf8 = 0; 185| | 186| 466k| for (int i = 0; i < used; ++i) { ------------------ | Branch (186:21): [True: 466k, False: 225] ------------------ 187| 466k| if (!encoded_chars_http_uri_reqd[s[i]]) { ------------------ | Branch (187:13): [True: 449k, False: 17.0k] ------------------ 188| 449k| if (__builtin_expect( (s[i] == '?'), 0) && -1 == qs) qs = i; ------------------ | Branch (188:17): [True: 8.97k, False: 440k] | Branch (188:56): [True: 225, False: 8.74k] ------------------ 189| 449k| } 190| 17.0k| else if (s[i]=='%' && li_cton(s[i+1], n1) && li_cton(s[i+2], n2) ------------------ | | 43| 33.4k| (((n) = (c) - '0') <= 9 || (((n) = ((c)&0xdf) - 'A') <= 5 ? ((n) += 10) : 0)) | | ------------------ | | | Branch (43:4): [True: 12.0k, False: 4.37k] | | | Branch (43:30): [True: 4.28k, False: 92] | | | Branch (43:31): [True: 4.28k, False: 92] | | ------------------ ------------------ else if (s[i]=='%' && li_cton(s[i+1], n1) && li_cton(s[i+2], n2) ------------------ | | 43| 33.4k| (((n) = (c) - '0') <= 9 || (((n) = ((c)&0xdf) - 'A') <= 5 ? ((n) += 10) : 0)) | | ------------------ | | | Branch (43:4): [True: 8.16k, False: 8.21k] | | | Branch (43:30): [True: 8.15k, False: 56] | | | Branch (43:31): [True: 8.15k, False: 56] | | ------------------ ------------------ | Branch (190:18): [True: 16.4k, False: 567] ------------------ 191| 16.3k| && (encoded_chars_http_uri_reqd[(x = (n1 << 4) | n2)] ------------------ | Branch (191:22): [True: 6.62k, False: 9.69k] ------------------ 192| 9.69k| || (qs < 0 ------------------ | Branch (192:25): [True: 9.62k, False: 69] | Branch (192:26): [True: 643, False: 9.05k] ------------------ 193| 9.69k| ? (x == '/' || x == '?') ------------------ | Branch (193:29): [True: 403, False: 240] | Branch (193:41): [True: 209, False: 31] ------------------ 194| 16.2k| : (x == '&' || x == '=' || x == ';' || x == '+')))) { ------------------ | Branch (194:29): [True: 4.79k, False: 4.25k] | Branch (194:41): [True: 2.41k, False: 1.84k] | Branch (194:53): [True: 432, False: 1.41k] | Branch (194:65): [True: 1.37k, False: 38] ------------------ 195| 16.2k| invalid_utf8 |= li_utf8_invalid_byte(x); ------------------ | | 49| 16.2k|#define li_utf8_invalid_byte(b) light_utf8_invalid_byte(b) | | ------------------ | | | | 260| 16.2k| ( __builtin_expect( ((c) >= 0xF5), 0) \ | | | | ------------------ | | | | | Branch (260:7): [True: 393, False: 15.8k] | | | | ------------------ | | | | 261| 16.2k| || __builtin_expect( (((c)|0x1) == 0xC1), 0) ) | | | | ------------------ | | | | | Branch (261:7): [True: 29, False: 15.8k] | | | | ------------------ | | ------------------ ------------------ 196| 16.2k| if (s[i+1] >= 'a') b->ptr[i+1] &= 0xdf; /* uppercase hex */ ------------------ | Branch (196:17): [True: 2.93k, False: 13.3k] ------------------ 197| 16.2k| if (s[i+2] >= 'a') b->ptr[i+2] &= 0xdf; /* uppercase hex */ ------------------ | Branch (197:17): [True: 3.98k, False: 12.2k] ------------------ 198| 16.2k| i+=2; 199| 16.2k| } 200| 784| else if (s[i] == '#') { /* ignore fragment */ ------------------ | Branch (200:18): [True: 3, False: 781] ------------------ 201| 3| buffer_truncate(b, (size_t)i); 202| 3| break; 203| 3| } 204| 781| else { 205| 781| qs = burl_normalize_basic_required_fix(b, t, i, qs); 206| 781| break; 207| 781| } 208| 466k| } 209| | 210| 1.00k| return !invalid_utf8 ? qs : -2; ------------------ | Branch (210:12): [True: 982, False: 27] ------------------ 211| 1.00k|} burl.c:burl_normalize_basic_required_fix: 135| 781|{ 136| 781| int j = i; 137| 781| const int used = (int)buffer_clen(b); 138| 781| const unsigned char * const s = (unsigned char *)b->ptr; 139| 781| unsigned char * const p = 140| 781| (unsigned char *)buffer_string_prepare_copy(t,i+(used-i)*3+1); 141| 781| unsigned int n1, n2; 142| 781| int invalid_utf8 = 0; 143| 781| memcpy(p, s, (size_t)i); 144| 34.0M| for (; i < used; ++i, ++j) { ------------------ | Branch (144:12): [True: 34.0M, False: 766] ------------------ 145| 34.0M| if (!encoded_chars_http_uri_reqd[s[i]]) { ------------------ | Branch (145:13): [True: 1.49M, False: 32.5M] ------------------ 146| 1.49M| p[j] = s[i]; 147| 1.49M| if (__builtin_expect( (s[i] == '?'), 0) && -1 == qs) qs = j; ------------------ | Branch (147:17): [True: 12.0k, False: 1.48M] | Branch (147:56): [True: 215, False: 11.8k] ------------------ 148| 1.49M| } 149| 32.5M| else if (s[i]=='%' && li_cton(s[i+1], n1) && li_cton(s[i+2], n2)) { ------------------ | | 43| 32.6M| (((n) = (c) - '0') <= 9 || (((n) = ((c)&0xdf) - 'A') <= 5 ? ((n) += 10) : 0)) | | ------------------ | | | Branch (43:4): [True: 50.6k, False: 13.7k] | | | Branch (43:30): [True: 4.82k, False: 8.89k] | | | Branch (43:31): [True: 4.82k, False: 8.89k] | | ------------------ ------------------ else if (s[i]=='%' && li_cton(s[i+1], n1) && li_cton(s[i+2], n2)) { ------------------ | | 43| 55.5k| (((n) = (c) - '0') <= 9 || (((n) = ((c)&0xdf) - 'A') <= 5 ? ((n) += 10) : 0)) | | ------------------ | | | Branch (43:4): [True: 14.1k, False: 41.3k] | | | Branch (43:30): [True: 36.5k, False: 4.78k] | | | Branch (43:31): [True: 36.5k, False: 4.78k] | | ------------------ ------------------ | Branch (149:18): [True: 64.4k, False: 32.5M] ------------------ 150| 50.7k| const unsigned int x = (n1 << 4) | n2; 151| 50.7k| if (!encoded_chars_http_uri_reqd[x] ------------------ | Branch (151:17): [True: 40.7k, False: 9.98k] ------------------ 152| 40.7k| && (qs < 0 ------------------ | Branch (152:20): [True: 24.0k, False: 16.6k] | Branch (152:21): [True: 2.85k, False: 37.8k] ------------------ 153| 40.7k| ? (x != '/' && x != '?') ------------------ | Branch (153:24): [True: 1.71k, False: 1.13k] | Branch (153:36): [True: 1.14k, False: 576] ------------------ 154| 40.7k| : (x != '&' && x != '=' && x != ';' && x != '+'))) { ------------------ | Branch (154:24): [True: 31.4k, False: 6.39k] | Branch (154:36): [True: 28.5k, False: 2.99k] | Branch (154:48): [True: 26.6k, False: 1.87k] | Branch (154:60): [True: 22.9k, False: 3.68k] ------------------ 155| 24.0k| p[j] = x; 156| 24.0k| } 157| 26.6k| else { 158| 26.6k| p[j] = '%'; 159| 26.6k| p[++j] = hex_chars_uc[n1]; /*(s[i+1] & 0xdf)*/ 160| 26.6k| p[++j] = hex_chars_uc[n2]; /*(s[i+2] & 0xdf)*/ 161| 26.6k| invalid_utf8 |= li_utf8_invalid_byte(x); ------------------ | | 49| 26.6k|#define li_utf8_invalid_byte(b) light_utf8_invalid_byte(b) | | ------------------ | | | | 260| 26.6k| ( __builtin_expect( ((c) >= 0xF5), 0) \ | | | | ------------------ | | | | | Branch (260:7): [True: 517, False: 26.1k] | | | | ------------------ | | | | 261| 26.6k| || __builtin_expect( (((c)|0x1) == 0xC1), 0) ) | | | | ------------------ | | | | | Branch (261:7): [True: 450, False: 25.6k] | | | | ------------------ | | ------------------ ------------------ 162| 26.6k| } 163| 50.7k| i+=2; 164| 50.7k| } 165| 32.5M| else if (s[i] == '#') break; /* ignore fragment */ ------------------ | Branch (165:18): [True: 15, False: 32.5M] ------------------ 166| 32.5M| else { 167| 32.5M| p[j] = '%'; 168| 32.5M| p[++j] = hex_chars_uc[(s[i] >> 4) & 0xF]; 169| 32.5M| p[++j] = hex_chars_uc[s[i] & 0xF]; 170| 32.5M| invalid_utf8 |= li_utf8_invalid_byte(s[i]); ------------------ | | 49| 32.5M|#define li_utf8_invalid_byte(b) light_utf8_invalid_byte(b) | | ------------------ | | | | 260| 32.5M| ( __builtin_expect( ((c) >= 0xF5), 0) \ | | | | ------------------ | | | | | Branch (260:7): [True: 1.33M, False: 31.1M] | | | | ------------------ | | | | 261| 32.5M| || __builtin_expect( (((c)|0x1) == 0xC1), 0) ) | | | | ------------------ | | | | | Branch (261:7): [True: 376, False: 31.1M] | | | | ------------------ | | ------------------ ------------------ 171| 32.5M| } 172| 34.0M| } 173| 781| buffer_copy_string_len(b, (char *)p, (size_t)j); 174| 781| return !invalid_utf8 ? qs : -2; ------------------ | Branch (174:12): [True: 495, False: 286] ------------------ 175| 781|} burl.c:burl_normalize_basic_unreserved: 101| 698|{ 102| 698| const unsigned char * const s = (unsigned char *)b->ptr; 103| 698| const int used = (int)buffer_clen(b); 104| 698| unsigned int n1, n2, x; 105| 698| int qs = -1; 106| 698| int invalid_utf8 = 0; 107| | 108| 807k| for (int i = 0; i < used; ++i) { ------------------ | Branch (108:21): [True: 806k, False: 164] ------------------ 109| 806k| if (!encoded_chars_http_uri_reqd[s[i]]) { ------------------ | Branch (109:13): [True: 803k, False: 3.10k] ------------------ 110| 803k| if (__builtin_expect( (s[i] == '?'), 0) && -1 == qs) qs = i; ------------------ | Branch (110:17): [True: 572, False: 803k] | Branch (110:56): [True: 80, False: 492] ------------------ 111| 803k| } 112| 3.10k| else if (s[i]=='%' && li_cton(s[i+1], n1) && li_cton(s[i+2], n2) ------------------ | | 43| 5.84k| (((n) = (c) - '0') <= 9 || (((n) = ((c)&0xdf) - 'A') <= 5 ? ((n) += 10) : 0)) | | ------------------ | | | Branch (43:4): [True: 1.30k, False: 1.43k] | | | Branch (43:30): [True: 1.37k, False: 62] | | | Branch (43:31): [True: 1.37k, False: 62] | | ------------------ ------------------ else if (s[i]=='%' && li_cton(s[i+1], n1) && li_cton(s[i+2], n2) ------------------ | | 43| 5.78k| (((n) = (c) - '0') <= 9 || (((n) = ((c)&0xdf) - 'A') <= 5 ? ((n) += 10) : 0)) | | ------------------ | | | Branch (43:4): [True: 1.20k, False: 1.47k] | | | Branch (43:30): [True: 1.42k, False: 58] | | | Branch (43:31): [True: 1.42k, False: 58] | | ------------------ ------------------ | Branch (112:18): [True: 2.74k, False: 361] ------------------ 113| 2.62k| && !burl_is_unreserved((x = (n1 << 4) | n2))) { ------------------ | Branch (113:21): [True: 2.56k, False: 53] ------------------ 114| 2.56k| invalid_utf8 |= li_utf8_invalid_byte(x); ------------------ | | 49| 2.56k|#define li_utf8_invalid_byte(b) light_utf8_invalid_byte(b) | | ------------------ | | | | 260| 2.56k| ( __builtin_expect( ((c) >= 0xF5), 0) \ | | | | ------------------ | | | | | Branch (260:7): [True: 720, False: 1.84k] | | | | ------------------ | | | | 261| 2.56k| || __builtin_expect( (((c)|0x1) == 0xC1), 0) ) | | | | ------------------ | | | | | Branch (261:7): [True: 253, False: 1.59k] | | | | ------------------ | | ------------------ ------------------ 115| 2.56k| if (s[i+1] >= 'a') b->ptr[i+1] &= 0xdf; /* uppercase hex */ ------------------ | Branch (115:17): [True: 1.11k, False: 1.45k] ------------------ 116| 2.56k| if (s[i+2] >= 'a') b->ptr[i+2] &= 0xdf; /* uppercase hex */ ------------------ | Branch (116:17): [True: 897, False: 1.67k] ------------------ 117| 2.56k| i+=2; 118| 2.56k| } 119| 534| else if (s[i] == '#') { /* ignore fragment */ ------------------ | Branch (119:18): [True: 2, False: 532] ------------------ 120| 2| buffer_truncate(b, (size_t)i); 121| 2| break; 122| 2| } 123| 532| else { 124| 532| qs = burl_normalize_basic_unreserved_fix(b, t, i, qs); 125| 532| break; 126| 532| } 127| 806k| } 128| | 129| 698| return !invalid_utf8 ? qs : -2; ------------------ | Branch (129:12): [True: 663, False: 35] ------------------ 130| 698|} burl.c:burl_is_unreserved: 53| 12.1k|{ 54| 12.1k| return (light_isalnum(c) || c == '-' || c == '.' || c == '_' || c == '~'); ------------------ | Branch (54:13): [True: 531, False: 11.6k] | Branch (54:33): [True: 212, False: 11.4k] | Branch (54:45): [True: 364, False: 11.0k] | Branch (54:57): [True: 214, False: 10.8k] | Branch (54:69): [True: 87, False: 10.7k] ------------------ 55| 12.1k|} burl.c:burl_normalize_basic_unreserved_fix: 60| 532|{ 61| 532| int j = i; 62| 532| const int used = (int)buffer_clen(b); 63| 532| const unsigned char * const s = (unsigned char *)b->ptr; 64| 532| unsigned char * const p = 65| 532| (unsigned char *)buffer_string_prepare_copy(t,i+(used-i)*3+1); 66| 532| unsigned int n1, n2; 67| 532| int invalid_utf8 = 0; 68| 532| memcpy(p, s, (size_t)i); 69| 23.1M| for (; i < used; ++i, ++j) { ------------------ | Branch (69:12): [True: 23.1M, False: 526] ------------------ 70| 23.1M| if (!encoded_chars_http_uri_reqd[s[i]]) { ------------------ | Branch (70:13): [True: 1.33M, False: 21.8M] ------------------ 71| 1.33M| p[j] = s[i]; 72| 1.33M| if (__builtin_expect( (s[i] == '?'), 0) && -1 == qs) qs = j; ------------------ | Branch (72:17): [True: 1.42k, False: 1.33M] | Branch (72:56): [True: 126, False: 1.30k] ------------------ 73| 1.33M| } 74| 21.8M| else if (s[i]=='%' && li_cton(s[i+1], n1) && li_cton(s[i+2], n2)) { ------------------ | | 43| 21.8M| (((n) = (c) - '0') <= 9 || (((n) = ((c)&0xdf) - 'A') <= 5 ? ((n) += 10) : 0)) | | ------------------ | | | Branch (43:4): [True: 5.24k, False: 8.22k] | | | Branch (43:30): [True: 5.37k, False: 2.85k] | | | Branch (43:31): [True: 5.37k, False: 2.85k] | | ------------------ ------------------ else if (s[i]=='%' && li_cton(s[i+1], n1) && li_cton(s[i+2], n2)) { ------------------ | | 43| 10.6k| (((n) = (c) - '0') <= 9 || (((n) = ((c)&0xdf) - 'A') <= 5 ? ((n) += 10) : 0)) | | ------------------ | | | Branch (43:4): [True: 3.71k, False: 6.89k] | | | Branch (43:30): [True: 5.85k, False: 1.04k] | | | Branch (43:31): [True: 5.85k, False: 1.04k] | | ------------------ ------------------ | Branch (74:18): [True: 13.4k, False: 21.8M] ------------------ 75| 9.57k| const unsigned int x = (n1 << 4) | n2; 76| 9.57k| if (burl_is_unreserved(x)) { ------------------ | Branch (76:17): [True: 1.35k, False: 8.21k] ------------------ 77| 1.35k| p[j] = x; 78| 1.35k| } 79| 8.21k| else { 80| 8.21k| p[j] = '%'; 81| 8.21k| p[++j] = hex_chars_uc[n1]; /*(s[i+1] & 0xdf)*/ 82| 8.21k| p[++j] = hex_chars_uc[n2]; /*(s[i+2] & 0xdf)*/ 83| 8.21k| invalid_utf8 |= li_utf8_invalid_byte(x); ------------------ | | 49| 8.21k|#define li_utf8_invalid_byte(b) light_utf8_invalid_byte(b) | | ------------------ | | | | 260| 8.21k| ( __builtin_expect( ((c) >= 0xF5), 0) \ | | | | ------------------ | | | | | Branch (260:7): [True: 3.98k, False: 4.23k] | | | | ------------------ | | | | 261| 8.21k| || __builtin_expect( (((c)|0x1) == 0xC1), 0) ) | | | | ------------------ | | | | | Branch (261:7): [True: 141, False: 4.09k] | | | | ------------------ | | ------------------ ------------------ 84| 8.21k| } 85| 9.57k| i+=2; 86| 9.57k| } 87| 21.8M| else if (s[i] == '#') break; /* ignore fragment */ ------------------ | Branch (87:18): [True: 6, False: 21.8M] ------------------ 88| 21.8M| else { 89| 21.8M| p[j] = '%'; 90| 21.8M| p[++j] = hex_chars_uc[(s[i] >> 4) & 0xF]; 91| 21.8M| p[++j] = hex_chars_uc[s[i] & 0xF]; 92| 21.8M| invalid_utf8 |= li_utf8_invalid_byte(s[i]); ------------------ | | 49| 21.8M|#define li_utf8_invalid_byte(b) light_utf8_invalid_byte(b) | | ------------------ | | | | 260| 21.8M| ( __builtin_expect( ((c) >= 0xF5), 0) \ | | | | ------------------ | | | | | Branch (260:7): [True: 47.5k, False: 21.7M] | | | | ------------------ | | | | 261| 21.8M| || __builtin_expect( (((c)|0x1) == 0xC1), 0) ) | | | | ------------------ | | | | | Branch (261:7): [True: 129, False: 21.7M] | | | | ------------------ | | ------------------ ------------------ 93| 21.8M| } 94| 23.1M| } 95| 532| buffer_copy_string_len(b, (char *)p, (size_t)j); 96| 532| return !invalid_utf8 ? qs : -2; ------------------ | Branch (96:12): [True: 364, False: 168] ------------------ 97| 532|} burl.c:burl_scan_qmark: 337| 410|static int burl_scan_qmark (const buffer * const b) { 338| 410| const char * const qmark = strchr(b->ptr, '?'); 339| 410| return qmark ? (int)(qmark - b->ptr) : -1; ------------------ | Branch (339:12): [True: 229, False: 181] ------------------ 340| 410|} burl.c:burl_contains_ctrls: 215| 381|{ 216| 381| const char * const s = b->ptr; 217| 381| const int used = (int)buffer_clen(b); 218| 7.84M| for (int i = 0; i < used; ++i) { ------------------ | Branch (218:21): [True: 7.83M, False: 280] ------------------ 219| 7.83M| if (s[i] == '%' && (s[i+1] < '2' || (s[i+1] == '7' && s[i+2] == 'F'))) ------------------ | Branch (219:13): [True: 2.27M, False: 5.56M] | Branch (219:29): [True: 94, False: 2.27M] | Branch (219:46): [True: 842, False: 2.27M] | Branch (219:63): [True: 7, False: 835] ------------------ 220| 101| return 1; 221| 7.83M| } 222| 280| return 0; 223| 381|} burl.c:burl_normalize_2F_to_slash: 282| 1.24k|{ 283| | /*("%2F" must already have been uppercased during normalization)*/ 284| 1.24k| const char * const s = b->ptr; 285| 1.24k| const int used = qs < 0 ? (int)buffer_clen(b) : qs; ------------------ | Branch (285:22): [True: 735, False: 510] ------------------ 286| 82.9M| for (int i = 0; i < used; ++i) { ------------------ | Branch (286:21): [True: 82.9M, False: 1.08k] ------------------ 287| 82.9M| if (s[i] == '%' && s[i+1] == '2' && s[i+2] == 'F') { ------------------ | Branch (287:13): [True: 27.5M, False: 55.3M] | Branch (287:28): [True: 5.05k, False: 27.5M] | Branch (287:45): [True: 162, False: 4.89k] ------------------ 288| 162| return !(flags & HTTP_PARSEOPT_URL_NORMALIZE_PATH_2F_REJECT) ------------------ | Branch (288:20): [True: 154, False: 8] ------------------ 289| 162| ? burl_normalize_2F_to_slash_fix(b, qs, i) /* _DECODE */ 290| 162| : -2; /*(flags & HTTP_PARSEOPT_URL_NORMALIZE_PATH_2F_REJECT)*/ 291| 162| } 292| 82.9M| } 293| 1.08k| return qs; 294| 1.24k|} burl.c:burl_normalize_2F_to_slash_fix: 258| 154|{ 259| 154| char * const s = b->ptr; 260| 154| const int blen = (int)buffer_clen(b); 261| 154| const int used = qs < 0 ? blen : qs; ------------------ | Branch (261:22): [True: 96, False: 58] ------------------ 262| 154| int j = i; 263| 9.40M| for (; i < used; ++i, ++j) { ------------------ | Branch (263:12): [True: 9.40M, False: 154] ------------------ 264| 9.40M| s[j] = s[i]; 265| 9.40M| if (s[i] == '%' && s[i+1] == '2' && s[i+2] == 'F') { ------------------ | Branch (265:13): [True: 3.13M, False: 6.27M] | Branch (265:28): [True: 7.67k, False: 3.12M] | Branch (265:45): [True: 1.30k, False: 6.36k] ------------------ 266| 1.30k| s[j] = '/'; 267| 1.30k| i+=2; 268| 1.30k| } 269| 9.40M| } 270| 154| if (qs >= 0) { ------------------ | Branch (270:9): [True: 58, False: 96] ------------------ 271| 58| const int qslen = blen - qs; 272| 58| memmove(s+j, s+qs, (size_t)qslen); 273| 58| qs = j; 274| 58| j += qslen; 275| 58| } 276| 154| buffer_truncate(b, j); 277| 154| return qs; 278| 154|} burl.c:burl_normalize_path: 298| 1.21k|{ 299| 1.21k| const unsigned char * const s = (unsigned char *)b->ptr; 300| 1.21k| const int used = (int)buffer_clen(b); 301| 1.21k| int path_simplify = 0; 302| 4.17k| for (int i = 0, len = qs < 0 ? used : qs; i < len; ++i) { ------------------ | Branch (302:27): [True: 737, False: 474] | Branch (302:47): [True: 3.37k, False: 793] ------------------ 303| 3.37k| if (s[i] == '.' && (s[i+1] != '.' || ++i) ------------------ | Branch (303:13): [True: 1.29k, False: 2.08k] | Branch (303:29): [True: 740, False: 552] | Branch (303:46): [True: 552, False: 0] ------------------ 304| 1.29k| && (s[i+1] == '/' || s[i+1] == '?' || s[i+1] == '\0')) { ------------------ | Branch (304:17): [True: 122, False: 1.17k] | Branch (304:34): [True: 49, False: 1.12k] | Branch (304:51): [True: 86, False: 1.03k] ------------------ 305| 257| path_simplify = 1; 306| 257| break; 307| 257| } 308| 67.2M| while (i < len && s[i] != '/') ++i; ------------------ | Branch (308:16): [True: 67.2M, False: 642] | Branch (308:27): [True: 67.2M, False: 2.48k] ------------------ 309| 3.12k| if (s[i] == '/' && s[i+1] == '/') { /*(s[len] != '/')*/ ------------------ | Branch (309:13): [True: 2.48k, False: 642] | Branch (309:28): [True: 161, False: 2.31k] ------------------ 310| 161| path_simplify = 1; 311| 161| break; 312| 161| } 313| 3.12k| } 314| | 315| 1.21k| if (path_simplify) { ------------------ | Branch (315:9): [True: 418, False: 793] ------------------ 316| 418| if (flags & HTTP_PARSEOPT_URL_NORMALIZE_PATH_DOTSEG_REJECT) return -2; ------------------ | Branch (316:13): [True: 14, False: 404] ------------------ 317| 404| if (qs >= 0) { ------------------ | Branch (317:13): [True: 145, False: 259] ------------------ 318| 145| buffer_copy_string_len(t, b->ptr+qs, used - qs); 319| 145| buffer_truncate(b, qs); 320| 145| } 321| | 322| 404| buffer_path_simplify(b); 323| | 324| 404| if (qs >= 0) { ------------------ | Branch (324:13): [True: 145, False: 259] ------------------ 325| 145| qs = (int)buffer_clen(b); 326| 145| buffer_append_string_len(b, BUF_PTR_LEN(t)); ------------------ | | 297| 145|#define BUF_PTR_LEN(x) (x)->ptr, buffer_clen(x) ------------------ 327| 145| } 328| 404| } 329| | 330| 1.19k| return qs; 331| 1.21k|} burl.c:burl_normalize_qs20_to_plus: 244| 455|{ 245| 455| const char * const s = b->ptr; 246| 455| const int used = qs < 0 ? 0 : (int)buffer_clen(b); ------------------ | Branch (246:22): [True: 0, False: 455] ------------------ 247| 455| int i; 248| 455| if (qs < 0) return; ------------------ | Branch (248:9): [True: 0, False: 455] ------------------ 249| 8.67M| for (i = qs+1; i < used; ++i) { ------------------ | Branch (249:20): [True: 8.67M, False: 321] ------------------ 250| 8.67M| if (s[i] == '%' && s[i+1] == '2' && s[i+2] == '0') break; ------------------ | Branch (250:13): [True: 2.84M, False: 5.82M] | Branch (250:28): [True: 16.3k, False: 2.82M] | Branch (250:45): [True: 134, False: 16.1k] ------------------ 251| 8.67M| } 252| 455| if (i != used) burl_normalize_qs20_to_plus_fix(b, i); ------------------ | Branch (252:9): [True: 134, False: 321] ------------------ 253| 455|} burl.c:burl_normalize_qs20_to_plus_fix: 228| 134|{ 229| 134| char * const s = b->ptr; 230| 134| const int used = (int)buffer_clen(b); 231| 134| int j = i; 232| 7.38M| for (; i < used; ++i, ++j) { ------------------ | Branch (232:12): [True: 7.38M, False: 134] ------------------ 233| 7.38M| s[j] = s[i]; 234| 7.38M| if (s[i] == '%' && s[i+1] == '2' && s[i+2] == '0') { ------------------ | Branch (234:13): [True: 2.44M, False: 4.93M] | Branch (234:28): [True: 7.44k, False: 2.44M] | Branch (234:45): [True: 1.76k, False: 5.67k] ------------------ 235| 1.76k| s[j] = '+'; 236| 1.76k| i+=2; 237| 1.76k| } 238| 7.38M| } 239| 134| buffer_truncate(b, j); 240| 134|}