/src/c-blosc2/internal-complibs/zlib-ng-2.0.7/zutil.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* zutil.c -- target dependent utility functions for the compression library |
2 | | * Copyright (C) 1995-2017 Jean-loup Gailly |
3 | | * For conditions of distribution and use, see copyright notice in zlib.h |
4 | | */ |
5 | | |
6 | | #include "zbuild.h" |
7 | | #include "zutil_p.h" |
8 | | #include "zutil.h" |
9 | | |
10 | | z_const char * const PREFIX(z_errmsg)[10] = { |
11 | | (z_const char *)"need dictionary", /* Z_NEED_DICT 2 */ |
12 | | (z_const char *)"stream end", /* Z_STREAM_END 1 */ |
13 | | (z_const char *)"", /* Z_OK 0 */ |
14 | | (z_const char *)"file error", /* Z_ERRNO (-1) */ |
15 | | (z_const char *)"stream error", /* Z_STREAM_ERROR (-2) */ |
16 | | (z_const char *)"data error", /* Z_DATA_ERROR (-3) */ |
17 | | (z_const char *)"insufficient memory", /* Z_MEM_ERROR (-4) */ |
18 | | (z_const char *)"buffer error", /* Z_BUF_ERROR (-5) */ |
19 | | (z_const char *)"incompatible version",/* Z_VERSION_ERROR (-6) */ |
20 | | (z_const char *)"" |
21 | | }; |
22 | | |
23 | | const char zlibng_string[] = |
24 | | " zlib-ng 2.0.7 forked from zlib"; |
25 | | |
26 | | #ifdef ZLIB_COMPAT |
27 | 0 | const char * Z_EXPORT zlibVersion(void) { |
28 | 0 | return ZLIB_VERSION; |
29 | 0 | } |
30 | | #endif |
31 | | |
32 | 0 | const char * Z_EXPORT zlibng_version(void) { |
33 | 0 | return ZLIBNG_VERSION; |
34 | 0 | } |
35 | | |
36 | 0 | unsigned long Z_EXPORT PREFIX(zlibCompileFlags)(void) { |
37 | 0 | unsigned long flags; |
38 | |
|
39 | 0 | flags = 0; |
40 | 0 | switch ((int)(sizeof(unsigned int))) { |
41 | 0 | case 2: break; |
42 | 0 | case 4: flags += 1; break; |
43 | 0 | case 8: flags += 2; break; |
44 | 0 | default: flags += 3; |
45 | 0 | } |
46 | 0 | switch ((int)(sizeof(unsigned long))) { |
47 | 0 | case 2: break; |
48 | 0 | case 4: flags += 1 << 2; break; |
49 | 0 | case 8: flags += 2 << 2; break; |
50 | 0 | default: flags += 3 << 2; |
51 | 0 | } |
52 | 0 | switch ((int)(sizeof(void *))) { |
53 | 0 | case 2: break; |
54 | 0 | case 4: flags += 1 << 4; break; |
55 | 0 | case 8: flags += 2 << 4; break; |
56 | 0 | default: flags += 3 << 4; |
57 | 0 | } |
58 | 0 | switch ((int)(sizeof(z_off_t))) { |
59 | 0 | case 2: break; |
60 | 0 | case 4: flags += 1 << 6; break; |
61 | 0 | case 8: flags += 2 << 6; break; |
62 | 0 | default: flags += 3 << 6; |
63 | 0 | } |
64 | | #ifdef ZLIB_DEBUG |
65 | | flags += 1 << 8; |
66 | | #endif |
67 | | #ifdef ZLIB_WINAPI |
68 | | flags += 1 << 10; |
69 | | #endif |
70 | | /* Bit 13 reserved for DYNAMIC_CRC_TABLE */ |
71 | | #ifdef NO_GZCOMPRESS |
72 | | flags += 1L << 16; |
73 | | #endif |
74 | | #ifdef NO_GZIP |
75 | | flags += 1L << 17; |
76 | | #endif |
77 | | #ifdef PKZIP_BUG_WORKAROUND |
78 | | flags += 1L << 20; |
79 | | #endif |
80 | 0 | return flags; |
81 | 0 | } |
82 | | |
83 | | #ifdef ZLIB_DEBUG |
84 | | # include <stdlib.h> |
85 | | # ifndef verbose |
86 | | # define verbose 0 |
87 | | # endif |
88 | | int Z_INTERNAL z_verbose = verbose; |
89 | | |
90 | | void Z_INTERNAL z_error(char *m) { |
91 | | fprintf(stderr, "%s\n", m); |
92 | | exit(1); |
93 | | } |
94 | | #endif |
95 | | |
96 | | /* exported to allow conversion of error code to string for compress() and |
97 | | * uncompress() |
98 | | */ |
99 | 0 | const char * Z_EXPORT PREFIX(zError)(int err) { |
100 | 0 | return ERR_MSG(err); |
101 | 0 | } |
102 | | |
103 | 178k | void Z_INTERNAL *zng_calloc(void *opaque, unsigned items, unsigned size) { |
104 | 178k | Z_UNUSED(opaque); |
105 | 178k | return zng_alloc((size_t)items * (size_t)size); |
106 | 178k | } |
107 | | |
108 | 178k | void Z_INTERNAL zng_cfree(void *opaque, void *ptr) { |
109 | 178k | Z_UNUSED(opaque); |
110 | 178k | zng_free(ptr); |
111 | 178k | } |