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85923c8f30
Update zlib-ng to 2.2.1 #26113 Release: https://github.com/zlib-ng/zlib-ng/releases/tag/2.2.1 ARM diagnostics patch: https://github.com/zlib-ng/zlib-ng/pull/1774 ### Pull Request Readiness Checklist See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request - [x] I agree to contribute to the project under Apache 2 License. - [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV - [x] The PR is proposed to the proper branch - [ ] There is a reference to the original bug report and related work - [ ] There is accuracy test, performance test and test data in opencv_extra repository, if applicable Patch to opencv_extra has the same branch name. - [ ] The feature is well documented and sample code can be built with the project CMake
112 lines
3.0 KiB
C
112 lines
3.0 KiB
C
/* zutil.c -- target dependent utility functions for the compression library
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* Copyright (C) 1995-2017 Jean-loup Gailly
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* For conditions of distribution and use, see copyright notice in zlib.h
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*/
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#include "zbuild.h"
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#include "zutil_p.h"
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#include "zutil.h"
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z_const char * const PREFIX(z_errmsg)[10] = {
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(z_const char *)"need dictionary", /* Z_NEED_DICT 2 */
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(z_const char *)"stream end", /* Z_STREAM_END 1 */
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(z_const char *)"", /* Z_OK 0 */
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(z_const char *)"file error", /* Z_ERRNO (-1) */
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(z_const char *)"stream error", /* Z_STREAM_ERROR (-2) */
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(z_const char *)"data error", /* Z_DATA_ERROR (-3) */
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(z_const char *)"insufficient memory", /* Z_MEM_ERROR (-4) */
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(z_const char *)"buffer error", /* Z_BUF_ERROR (-5) */
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(z_const char *)"incompatible version",/* Z_VERSION_ERROR (-6) */
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(z_const char *)""
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};
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const char PREFIX3(vstring)[] =
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" zlib-ng 2.2.1";
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#ifdef ZLIB_COMPAT
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const char * Z_EXPORT zlibVersion(void) {
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return ZLIB_VERSION;
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}
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#else
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const char * Z_EXPORT zlibng_version(void) {
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return ZLIBNG_VERSION;
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}
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#endif
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unsigned long Z_EXPORT PREFIX(zlibCompileFlags)(void) {
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unsigned long flags;
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flags = 0;
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switch ((int)(sizeof(unsigned int))) {
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case 2: break;
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case 4: flags += 1; break;
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case 8: flags += 2; break;
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default: flags += 3;
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}
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switch ((int)(sizeof(unsigned long))) {
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case 2: break;
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case 4: flags += 1 << 2; break;
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case 8: flags += 2 << 2; break;
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default: flags += 3 << 2;
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}
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switch ((int)(sizeof(void *))) {
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case 2: break;
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case 4: flags += 1 << 4; break;
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case 8: flags += 2 << 4; break;
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default: flags += 3 << 4;
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}
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switch ((int)(sizeof(z_off_t))) {
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case 2: break;
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case 4: flags += 1 << 6; break;
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case 8: flags += 2 << 6; break;
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default: flags += 3 << 6;
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}
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#ifdef ZLIB_DEBUG
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flags += 1 << 8;
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#endif
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#ifdef ZLIB_WINAPI
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flags += 1 << 10;
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#endif
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/* Bit 13 reserved for DYNAMIC_CRC_TABLE */
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#ifdef NO_GZCOMPRESS
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flags += 1L << 16;
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#endif
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#ifdef NO_GZIP
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flags += 1L << 17;
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#endif
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#ifdef PKZIP_BUG_WORKAROUND
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flags += 1L << 20;
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#endif
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return flags;
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}
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#ifdef ZLIB_DEBUG
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# include <stdlib.h>
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# ifndef verbose
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# define verbose 0
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# endif
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int Z_INTERNAL z_verbose = verbose;
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void Z_INTERNAL z_error(const char *m) {
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fprintf(stderr, "%s\n", m);
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exit(1);
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}
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#endif
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/* exported to allow conversion of error code to string for compress() and
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* uncompress()
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*/
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const char * Z_EXPORT PREFIX(zError)(int err) {
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return ERR_MSG(err);
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}
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void Z_INTERNAL *PREFIX(zcalloc)(void *opaque, unsigned items, unsigned size) {
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Z_UNUSED(opaque);
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return zng_alloc((size_t)items * (size_t)size);
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}
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void Z_INTERNAL PREFIX(zcfree)(void *opaque, void *ptr) {
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Z_UNUSED(opaque);
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zng_free(ptr);
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}
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