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396 lines
18 KiB
C
396 lines
18 KiB
C
/* mz_compat.h -- Backwards compatible interface for older versions
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part of the minizip-ng project
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Copyright (C) 2010-2021 Nathan Moinvaziri
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https://github.com/zlib-ng/minizip-ng
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Copyright (C) 1998-2010 Gilles Vollant
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https://www.winimage.com/zLibDll/minizip.html
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This program is distributed under the terms of the same license as zlib.
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See the accompanying LICENSE file for the full text of the license.
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*/
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#ifndef MZ_COMPAT_H
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#define MZ_COMPAT_H
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#include "mz.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/***************************************************************************/
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#if defined(HAVE_ZLIB) && defined(MAX_MEM_LEVEL)
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#ifndef DEF_MEM_LEVEL
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# if MAX_MEM_LEVEL >= 8
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# define DEF_MEM_LEVEL 8
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# else
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# define DEF_MEM_LEVEL MAX_MEM_LEVEL
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# endif
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#endif
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#endif
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#ifndef MAX_WBITS
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#define MAX_WBITS (15)
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#endif
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#ifndef DEF_MEM_LEVEL
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#define DEF_MEM_LEVEL (8)
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#endif
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#ifndef ZEXPORT
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# define ZEXPORT MZ_EXPORT
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#endif
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/***************************************************************************/
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#if defined(STRICTZIP) || defined(STRICTZIPUNZIP)
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/* like the STRICT of WIN32, we define a pointer that cannot be converted
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from (void*) without cast */
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typedef struct TagzipFile__ { int unused; } zip_file__;
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typedef zip_file__ *zipFile;
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#else
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typedef void *zipFile;
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#endif
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/***************************************************************************/
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typedef uint64_t ZPOS64_T;
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#ifndef ZCALLBACK
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#define ZCALLBACK
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#endif
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typedef void* (ZCALLBACK *open_file_func) (void *opaque, const char *filename, int mode);
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typedef void* (ZCALLBACK *open64_file_func) (void *opaque, const void *filename, int mode);
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typedef unsigned long (ZCALLBACK *read_file_func) (void *opaque, void *stream, void* buf, unsigned long size);
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typedef unsigned long (ZCALLBACK *write_file_func) (void *opaque, void *stream, const void* buf,
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unsigned long size);
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typedef int (ZCALLBACK *close_file_func) (void *opaque, void *stream);
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typedef int (ZCALLBACK *testerror_file_func)(void *opaque, void *stream);
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typedef long (ZCALLBACK *tell_file_func) (void *opaque, void *stream);
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typedef ZPOS64_T (ZCALLBACK *tell64_file_func) (void *opaque, void *stream);
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typedef long (ZCALLBACK *seek_file_func) (void *opaque, void *stream, unsigned long offset, int origin);
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typedef long (ZCALLBACK *seek64_file_func) (void *opaque, void *stream, ZPOS64_T offset, int origin);
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typedef struct zlib_filefunc_def_s
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{
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open_file_func zopen_file;
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read_file_func zread_file;
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write_file_func zwrite_file;
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tell_file_func ztell_file;
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seek_file_func zseek_file;
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close_file_func zclose_file;
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testerror_file_func zerror_file;
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void* opaque;
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} zlib_filefunc_def;
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typedef struct zlib_filefunc64_def_s
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{
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open64_file_func zopen64_file;
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read_file_func zread_file;
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write_file_func zwrite_file;
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tell64_file_func ztell64_file;
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seek64_file_func zseek64_file;
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close_file_func zclose_file;
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testerror_file_func zerror_file;
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void* opaque;
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} zlib_filefunc64_def;
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/***************************************************************************/
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#define ZLIB_FILEFUNC_SEEK_SET (0)
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#define ZLIB_FILEFUNC_SEEK_CUR (1)
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#define ZLIB_FILEFUNC_SEEK_END (2)
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#define ZLIB_FILEFUNC_MODE_READ (1)
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#define ZLIB_FILEFUNC_MODE_WRITE (2)
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#define ZLIB_FILEFUNC_MODE_READWRITEFILTER (3)
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#define ZLIB_FILEFUNC_MODE_EXISTING (4)
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#define ZLIB_FILEFUNC_MODE_CREATE (8)
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/***************************************************************************/
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ZEXPORT void fill_fopen_filefunc(zlib_filefunc_def *pzlib_filefunc_def);
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ZEXPORT void fill_fopen64_filefunc(zlib_filefunc64_def *pzlib_filefunc_def);
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ZEXPORT void fill_win32_filefunc(zlib_filefunc_def *pzlib_filefunc_def);
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ZEXPORT void fill_win32_filefunc64(zlib_filefunc64_def *pzlib_filefunc_def);
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ZEXPORT void fill_win32_filefunc64A(zlib_filefunc64_def *pzlib_filefunc_def);
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ZEXPORT void fill_memory_filefunc(zlib_filefunc_def *pzlib_filefunc_def);
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/***************************************************************************/
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#if MZ_COMPAT_VERSION <= 110
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#define mz_dos_date dosDate
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#else
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#define mz_dos_date dos_date
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#endif
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typedef struct tm tm_unz;
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typedef struct tm tm_zip;
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typedef struct {
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uint32_t mz_dos_date;
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struct tm tmz_date;
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uint16_t internal_fa; /* internal file attributes 2 bytes */
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uint32_t external_fa; /* external file attributes 4 bytes */
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} zip_fileinfo;
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typedef const char *zipcharpc;
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/***************************************************************************/
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#define ZIP_OK (0)
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#define ZIP_EOF (0)
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#define ZIP_ERRNO (-1)
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#define ZIP_PARAMERROR (-102)
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#define ZIP_BADZIPFILE (-103)
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#define ZIP_INTERNALERROR (-104)
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#ifndef Z_DEFLATED
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#define Z_DEFLATED (8)
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#endif
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#define Z_BZIP2ED (12)
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#define APPEND_STATUS_CREATE (0)
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#define APPEND_STATUS_CREATEAFTER (1)
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#define APPEND_STATUS_ADDINZIP (2)
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/***************************************************************************/
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/* Writing a zip file */
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ZEXPORT zipFile zipOpen(const char *path, int append);
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ZEXPORT zipFile zipOpen64(const void *path, int append);
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ZEXPORT zipFile zipOpen2(const char *path, int append, const char **globalcomment,
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zlib_filefunc_def *pzlib_filefunc_def);
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ZEXPORT zipFile zipOpen2_64(const void *path, int append, const char **globalcomment,
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zlib_filefunc64_def *pzlib_filefunc_def);
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ZEXPORT zipFile zipOpen_MZ(void *stream, int append, const char **globalcomment);
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ZEXPORT void* zipGetHandle_MZ(zipFile);
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ZEXPORT void* zipGetStream_MZ(zipFile file);
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ZEXPORT int zipOpenNewFileInZip(zipFile file, const char *filename, const zip_fileinfo *zipfi,
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const void *extrafield_local, uint16_t size_extrafield_local, const void *extrafield_global,
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uint16_t size_extrafield_global, const char *comment, int compression_method, int level);
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ZEXPORT int zipOpenNewFileInZip_64(zipFile file, const char *filename, const zip_fileinfo *zipfi,
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const void *extrafield_local, uint16_t size_extrafield_local, const void *extrafield_global,
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uint16_t size_extrafield_global, const char *comment, int compression_method, int level,
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int zip64);
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ZEXPORT int zipOpenNewFileInZip2(zipFile file, const char *filename, const zip_fileinfo *zipfi,
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const void *extrafield_local, uint16_t size_extrafield_local, const void *extrafield_global,
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uint16_t size_extrafield_global, const char *comment, int compression_method, int level,
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int raw);
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ZEXPORT int zipOpenNewFileInZip2_64(zipFile file, const char *filename, const zip_fileinfo *zipfi,
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const void *extrafield_local, uint16_t size_extrafield_local, const void *extrafield_global,
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uint16_t size_extrafield_global, const char *comment, int compression_method, int level,
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int raw, int zip64);
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ZEXPORT int zipOpenNewFileInZip3(zipFile file, const char *filename, const zip_fileinfo *zipfi,
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const void *extrafield_local, uint16_t size_extrafield_local, const void *extrafield_global,
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uint16_t size_extrafield_global, const char *comment, int compression_method, int level,
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int raw, int windowBits, int memLevel, int strategy, const char *password,
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unsigned long crc_for_crypting);
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ZEXPORT int zipOpenNewFileInZip3_64(zipFile file, const char *filename, const zip_fileinfo *zipfi,
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const void *extrafield_local, uint16_t size_extrafield_local, const void *extrafield_global,
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uint16_t size_extrafield_global, const char *comment, int compression_method, int level,
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int raw, int windowBits, int memLevel, int strategy, const char *password,
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uint32_t crc_for_crypting, int zip64);
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ZEXPORT int zipOpenNewFileInZip4(zipFile file, const char *filename, const zip_fileinfo *zipfi,
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const void *extrafield_local, uint16_t size_extrafield_local, const void *extrafield_global,
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uint16_t size_extrafield_global, const char *comment, int compression_method, int level,
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int raw, int windowBits, int memLevel, int strategy, const char *password,
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unsigned long crc_for_crypting, unsigned long version_madeby, unsigned long flag_base);
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ZEXPORT int zipOpenNewFileInZip4_64(zipFile file, const char *filename, const zip_fileinfo *zipfi,
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const void *extrafield_local, uint16_t size_extrafield_local, const void *extrafield_global,
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uint16_t size_extrafield_global, const char *comment, int compression_method, int level,
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int raw, int windowBits, int memLevel, int strategy, const char *password,
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unsigned long crc_for_crypting, unsigned long version_madeby, unsigned long flag_base, int zip64);
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ZEXPORT int zipOpenNewFileInZip5(zipFile file, const char *filename, const zip_fileinfo *zipfi,
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const void *extrafield_local, uint16_t size_extrafield_local, const void *extrafield_global,
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uint16_t size_extrafield_global, const char *comment, int compression_method, int level,
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int raw, int windowBits, int memLevel, int strategy, const char *password,
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unsigned long crc_for_crypting, unsigned long version_madeby, unsigned long flag_base, int zip64);
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ZEXPORT int zipWriteInFileInZip(zipFile file, const void *buf, uint32_t len);
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ZEXPORT int zipCloseFileInZipRaw(zipFile file, unsigned long uncompressed_size, unsigned long crc32);
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ZEXPORT int zipCloseFileInZipRaw64(zipFile file, uint64_t uncompressed_size, unsigned long crc32);
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ZEXPORT int zipCloseFileInZip(zipFile file);
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ZEXPORT int zipCloseFileInZip64(zipFile file);
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ZEXPORT int zipClose(zipFile file, const char *global_comment);
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ZEXPORT int zipClose_64(zipFile file, const char *global_comment);
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ZEXPORT int zipClose2_64(zipFile file, const char *global_comment, uint16_t version_madeby);
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int zipClose_MZ(zipFile file, const char *global_comment);
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int zipClose2_MZ(zipFile file, const char *global_comment, uint16_t version_madeby);
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/***************************************************************************/
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#if defined(STRICTUNZIP) || defined(STRICTZIPUNZIP)
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/* like the STRICT of WIN32, we define a pointer that cannot be converted
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from (void*) without cast */
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typedef struct TagunzFile__ { int unused; } unz_file__;
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typedef unz_file__ *unzFile;
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#else
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typedef void *unzFile;
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#endif
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/***************************************************************************/
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#define UNZ_OK (0)
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#define UNZ_END_OF_LIST_OF_FILE (-100)
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#define UNZ_ERRNO (-1)
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#define UNZ_EOF (0)
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#define UNZ_PARAMERROR (-102)
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#define UNZ_BADZIPFILE (-103)
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#define UNZ_INTERNALERROR (-104)
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#define UNZ_CRCERROR (-105)
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#define UNZ_BADPASSWORD (-106)
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/***************************************************************************/
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typedef struct unz_global_info64_s {
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uint64_t number_entry; /* total number of entries in the central dir on this disk */
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uint32_t number_disk_with_CD; /* number the the disk with central dir, used for spanning ZIP */
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uint16_t size_comment; /* size of the global comment of the zipfile */
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} unz_global_info64;
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typedef struct unz_global_info_s {
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uint32_t number_entry; /* total number of entries in the central dir on this disk */
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uint32_t number_disk_with_CD; /* number the the disk with central dir, used for spanning ZIP */
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uint16_t size_comment; /* size of the global comment of the zipfile */
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} unz_global_info;
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typedef struct unz_file_info64_s {
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uint16_t version; /* version made by 2 bytes */
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uint16_t version_needed; /* version needed to extract 2 bytes */
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uint16_t flag; /* general purpose bit flag 2 bytes */
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uint16_t compression_method; /* compression method 2 bytes */
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uint32_t mz_dos_date; /* last mod file date in Dos fmt 4 bytes */
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struct tm tmu_date;
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uint32_t crc; /* crc-32 4 bytes */
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uint64_t compressed_size; /* compressed size 8 bytes */
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uint64_t uncompressed_size; /* uncompressed size 8 bytes */
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uint16_t size_filename; /* filename length 2 bytes */
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uint16_t size_file_extra; /* extra field length 2 bytes */
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uint16_t size_file_comment; /* file comment length 2 bytes */
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uint32_t disk_num_start; /* disk number start 4 bytes */
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uint16_t internal_fa; /* internal file attributes 2 bytes */
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uint32_t external_fa; /* external file attributes 4 bytes */
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uint64_t disk_offset;
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uint16_t size_file_extra_internal;
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} unz_file_info64;
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typedef struct unz_file_info_s {
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uint16_t version; /* version made by 2 bytes */
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uint16_t version_needed; /* version needed to extract 2 bytes */
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uint16_t flag; /* general purpose bit flag 2 bytes */
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uint16_t compression_method; /* compression method 2 bytes */
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uint32_t mz_dos_date; /* last mod file date in Dos fmt 4 bytes */
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struct tm tmu_date;
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uint32_t crc; /* crc-32 4 bytes */
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uint32_t compressed_size; /* compressed size 4 bytes */
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uint32_t uncompressed_size; /* uncompressed size 4 bytes */
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uint16_t size_filename; /* filename length 2 bytes */
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uint16_t size_file_extra; /* extra field length 2 bytes */
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uint16_t size_file_comment; /* file comment length 2 bytes */
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uint16_t disk_num_start; /* disk number start 2 bytes */
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uint16_t internal_fa; /* internal file attributes 2 bytes */
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uint32_t external_fa; /* external file attributes 4 bytes */
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uint64_t disk_offset;
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} unz_file_info;
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/***************************************************************************/
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typedef int (*unzFileNameComparer)(unzFile file, const char *filename1, const char *filename2);
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typedef int (*unzIteratorFunction)(unzFile file);
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typedef int (*unzIteratorFunction2)(unzFile file, unz_file_info64 *pfile_info, char *filename,
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uint16_t filename_size, void *extrafield, uint16_t extrafield_size, char *comment,
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uint16_t comment_size);
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/***************************************************************************/
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/* Reading a zip file */
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ZEXPORT unzFile unzOpen(const char *path);
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ZEXPORT unzFile unzOpen64(const void *path);
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ZEXPORT unzFile unzOpen2(const char *path, zlib_filefunc_def *pzlib_filefunc_def);
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ZEXPORT unzFile unzOpen2_64(const void *path, zlib_filefunc64_def *pzlib_filefunc_def);
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unzFile unzOpen_MZ(void *stream);
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ZEXPORT int unzClose(unzFile file);
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ZEXPORT int unzClose_MZ(unzFile file);
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ZEXPORT void* unzGetHandle_MZ(unzFile file);
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ZEXPORT void* unzGetStream_MZ(zipFile file);
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ZEXPORT int unzGetGlobalInfo(unzFile file, unz_global_info* pglobal_info32);
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ZEXPORT int unzGetGlobalInfo64(unzFile file, unz_global_info64 *pglobal_info);
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ZEXPORT int unzGetGlobalComment(unzFile file, char *comment, unsigned long comment_size);
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ZEXPORT int unzOpenCurrentFile(unzFile file);
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ZEXPORT int unzOpenCurrentFilePassword(unzFile file, const char *password);
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ZEXPORT int unzOpenCurrentFile2(unzFile file, int *method, int *level, int raw);
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ZEXPORT int unzOpenCurrentFile3(unzFile file, int *method, int *level, int raw, const char *password);
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ZEXPORT int unzReadCurrentFile(unzFile file, void *buf, uint32_t len);
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ZEXPORT int unzCloseCurrentFile(unzFile file);
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ZEXPORT int unzGetCurrentFileInfo(unzFile file, unz_file_info *pfile_info, char *filename,
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unsigned long filename_size, void *extrafield, unsigned long extrafield_size, char *comment,
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unsigned long comment_size);
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ZEXPORT int unzGetCurrentFileInfo64(unzFile file, unz_file_info64 * pfile_info, char *filename,
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unsigned long filename_size, void *extrafield, unsigned long extrafield_size, char *comment,
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unsigned long comment_size);
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ZEXPORT int unzGoToFirstFile(unzFile file);
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ZEXPORT int unzGoToNextFile(unzFile file);
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ZEXPORT int unzLocateFile(unzFile file, const char *filename, unzFileNameComparer filename_compare_func);
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ZEXPORT int unzGetLocalExtrafield(unzFile file, void *buf, unsigned int len);
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/***************************************************************************/
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/* Raw access to zip file */
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typedef struct unz_file_pos_s {
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uint32_t pos_in_zip_directory; /* offset in zip file directory */
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uint32_t num_of_file; /* # of file */
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} unz_file_pos;
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ZEXPORT int unzGetFilePos(unzFile file, unz_file_pos *file_pos);
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ZEXPORT int unzGoToFilePos(unzFile file, unz_file_pos *file_pos);
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typedef struct unz64_file_pos_s {
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int64_t pos_in_zip_directory; /* offset in zip file directory */
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uint64_t num_of_file; /* # of file */
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} unz64_file_pos;
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ZEXPORT int unzGetFilePos64(unzFile file, unz64_file_pos *file_pos);
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ZEXPORT int unzGoToFilePos64(unzFile file, const unz64_file_pos *file_pos);
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ZEXPORT int64_t unzGetOffset64(unzFile file);
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ZEXPORT unsigned long
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unzGetOffset(unzFile file);
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ZEXPORT int unzSetOffset64(unzFile file, int64_t pos);
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ZEXPORT int unzSetOffset(unzFile file, unsigned long pos);
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ZEXPORT int32_t unztell(unzFile file);
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ZEXPORT int32_t unzTell(unzFile file);
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ZEXPORT uint64_t unztell64(unzFile file);
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ZEXPORT uint64_t unzTell64(unzFile file);
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ZEXPORT int unzSeek(unzFile file, int32_t offset, int origin);
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ZEXPORT int unzSeek64(unzFile file, int64_t offset, int origin);
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ZEXPORT int unzEndOfFile(unzFile file);
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ZEXPORT int unzeof(unzFile file);
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ZEXPORT void* unzGetStream(unzFile file);
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/***************************************************************************/
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#ifdef __cplusplus
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}
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#endif
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#endif
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