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Externals: Update minizip to minizip-ng version 3.0.4.

This commit is contained in:
Admiral H. Curtiss 2022-02-06 17:53:45 +01:00
parent 09a0ba06c0
commit ca31964833
No known key found for this signature in database
GPG Key ID: F051B4C4044F33FB
54 changed files with 18319 additions and 2802 deletions
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67
Externals/minizip/CMakeLists.txt vendored
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@ -1,18 +1,69 @@
project(minizip C)
set(SRCS ioapi.c unzip.c)
add_library(minizip STATIC
mz.h
mz_compat.c
mz_compat.h
mz_crypt.c
mz_crypt.h
mz_os.c
mz_os.h
mz_strm.c
mz_strm.h
mz_strm_buf.c
mz_strm_buf.h
mz_strm_mem.c
mz_strm_mem.h
mz_strm_os.h
mz_strm_split.c
mz_strm_split.h
mz_strm_zlib.c
mz_strm_zlib.h
mz_zip.c
mz_zip.h
mz_zip_rw.c
mz_zip_rw.h
unzip.h
zip.h
)
add_definitions(-DNOUNCRYPT)
if(UNIX)
add_definitions(-D__USE_FILE_OFFSET64)
add_definitions(-D__USE_LARGEFILE64)
add_definitions(-D_LARGEFILE64_SOURCE)
add_definitions(-D_FILE_OFFSET_BIT=64)
if (UNIX)
target_sources(minizip PRIVATE
mz_os_posix.c
mz_strm_os_posix.c
)
endif()
if (WIN32)
target_sources(minizip PRIVATE
mz_os_win32.c
mz_strm_os_win32.c
)
endif()
add_library(minizip STATIC ${SRCS})
target_include_directories(minizip PUBLIC .)
target_compile_definitions(minizip PRIVATE HAVE_ZLIB ZLIB_COMPAT MZ_ZIP_NO_CRYPTO MZ_ZIP_NO_ENCRYPTION)
if (UNIX)
target_compile_definitions(minizip PRIVATE _POSIX_C_SOURCE=200112L)
target_compile_definitions(minizip PRIVATE __USE_LARGEFILE64 _LARGEFILE64_SOURCE)
endif()
check_include_file(stdint.h HAVE_STDINT_H)
if (HAVE_STDINT_H)
target_compile_definitions(minizip PRIVATE HAVE_STDINT_H)
endif()
check_include_file(inttypes.h HAVE_INTTYPES_H)
if (HAVE_INTTYPES_H)
target_compile_definitions(minizip PRIVATE HAVE_INTTYPES_H)
endif()
check_function_exists(fseeko HAVE_FSEEKO)
if (NOT HAVE_FSEEKO)
target_compile_definitions(minizip PRIVATE NO_FSEEKO)
endif()
target_link_libraries(minizip PUBLIC ZLIB::ZLIB)
add_library(MiniZip::minizip ALIAS minizip)

1015
Externals/minizip/CMakeLists.txt.original vendored Normal file
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File diff suppressed because it is too large Load Diff

2
Externals/minizip/LICENSE vendored
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@ -14,4 +14,4 @@ freely, subject to the following restrictions:
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
3. This notice may not be removed or altered from any source distribution.

5
Externals/minizip/README vendored
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@ -1,2 +1,3 @@
Partial import from https://github.com/nmoinvaz/minizip
Revision: b3713abe7722f1b779e7cdbd527c6208abbe1121
minizip-ng, Version 3.0.4 (2021-11-29)
https://github.com/zlib-ng/minizip-ng
Revision: 95987e98b4862c055b8cf91d6e7ce5f9153ddc24

351
Externals/minizip/ioapi.c vendored
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@ -1,351 +0,0 @@
/* ioapi.c -- IO base function header for compress/uncompress .zip
part of the MiniZip project
Copyright (C) 1998-2010 Gilles Vollant
http://www.winimage.com/zLibDll/minizip.html
Modifications for Zip64 support
Copyright (C) 2009-2010 Mathias Svensson
http://result42.com
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include <stdlib.h>
#include <string.h>
#if defined unix || defined __APPLE__
#include <sys/types.h>
#include <unistd.h>
#endif
#include "ioapi.h"
#if defined(_WIN32)
# define snprintf _snprintf
#endif
voidpf call_zopen64(const zlib_filefunc64_32_def *pfilefunc, const void *filename, int mode)
{
if (pfilefunc->zfile_func64.zopen64_file != NULL)
return (*(pfilefunc->zfile_func64.zopen64_file)) (pfilefunc->zfile_func64.opaque, filename, mode);
return (*(pfilefunc->zopen32_file))(pfilefunc->zfile_func64.opaque, (const char*)filename, mode);
}
voidpf call_zopendisk64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream, uint32_t number_disk, int mode)
{
if (pfilefunc->zfile_func64.zopendisk64_file != NULL)
return (*(pfilefunc->zfile_func64.zopendisk64_file)) (pfilefunc->zfile_func64.opaque, filestream, number_disk, mode);
return (*(pfilefunc->zopendisk32_file))(pfilefunc->zfile_func64.opaque, filestream, number_disk, mode);
}
long call_zseek64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream, uint64_t offset, int origin)
{
uint32_t offset_truncated = 0;
if (pfilefunc->zfile_func64.zseek64_file != NULL)
return (*(pfilefunc->zfile_func64.zseek64_file)) (pfilefunc->zfile_func64.opaque,filestream,offset,origin);
offset_truncated = (uint32_t)offset;
if (offset_truncated != offset)
return -1;
return (*(pfilefunc->zseek32_file))(pfilefunc->zfile_func64.opaque,filestream, offset_truncated, origin);
}
uint64_t call_ztell64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream)
{
uint64_t position;
if (pfilefunc->zfile_func64.zseek64_file != NULL)
return (*(pfilefunc->zfile_func64.ztell64_file)) (pfilefunc->zfile_func64.opaque, filestream);
position = (*(pfilefunc->ztell32_file))(pfilefunc->zfile_func64.opaque, filestream);
if ((position) == UINT32_MAX)
return (uint64_t)-1;
return position;
}
void fill_zlib_filefunc64_32_def_from_filefunc32(zlib_filefunc64_32_def *p_filefunc64_32, const zlib_filefunc_def *p_filefunc32)
{
p_filefunc64_32->zfile_func64.zopen64_file = NULL;
p_filefunc64_32->zfile_func64.zopendisk64_file = NULL;
p_filefunc64_32->zopen32_file = p_filefunc32->zopen_file;
p_filefunc64_32->zopendisk32_file = p_filefunc32->zopendisk_file;
p_filefunc64_32->zfile_func64.zerror_file = p_filefunc32->zerror_file;
p_filefunc64_32->zfile_func64.zread_file = p_filefunc32->zread_file;
p_filefunc64_32->zfile_func64.zwrite_file = p_filefunc32->zwrite_file;
p_filefunc64_32->zfile_func64.ztell64_file = NULL;
p_filefunc64_32->zfile_func64.zseek64_file = NULL;
p_filefunc64_32->zfile_func64.zclose_file = p_filefunc32->zclose_file;
p_filefunc64_32->zfile_func64.zerror_file = p_filefunc32->zerror_file;
p_filefunc64_32->zfile_func64.opaque = p_filefunc32->opaque;
p_filefunc64_32->zseek32_file = p_filefunc32->zseek_file;
p_filefunc64_32->ztell32_file = p_filefunc32->ztell_file;
}
static voidpf ZCALLBACK fopen_file_func(voidpf opaque, const char *filename, int mode);
static uint32_t ZCALLBACK fread_file_func(voidpf opaque, voidpf stream, void* buf, uint32_t size);
static uint32_t ZCALLBACK fwrite_file_func(voidpf opaque, voidpf stream, const void *buf, uint32_t size);
static uint64_t ZCALLBACK ftell64_file_func(voidpf opaque, voidpf stream);
static long ZCALLBACK fseek64_file_func(voidpf opaque, voidpf stream, uint64_t offset, int origin);
static int ZCALLBACK fclose_file_func(voidpf opaque, voidpf stream);
static int ZCALLBACK ferror_file_func(voidpf opaque, voidpf stream);
typedef struct
{
FILE *file;
int filenameLength;
void *filename;
} FILE_IOPOSIX;
static voidpf file_build_ioposix(FILE *file, const char *filename)
{
FILE_IOPOSIX *ioposix = NULL;
if (file == NULL)
return NULL;
ioposix = (FILE_IOPOSIX*)malloc(sizeof(FILE_IOPOSIX));
ioposix->file = file;
ioposix->filenameLength = (int)strlen(filename) + 1;
ioposix->filename = (char*)malloc(ioposix->filenameLength * sizeof(char));
strncpy((char*)ioposix->filename, filename, ioposix->filenameLength);
return (voidpf)ioposix;
}
static voidpf ZCALLBACK fopen_file_func(voidpf opaque, const char *filename, int mode)
{
FILE* file = NULL;
const char *mode_fopen = NULL;
if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER) == ZLIB_FILEFUNC_MODE_READ)
mode_fopen = "rb";
else if (mode & ZLIB_FILEFUNC_MODE_EXISTING)
mode_fopen = "r+b";
else if (mode & ZLIB_FILEFUNC_MODE_CREATE)
mode_fopen = "wb";
if ((filename != NULL) && (mode_fopen != NULL))
{
file = fopen(filename, mode_fopen);
return file_build_ioposix(file, filename);
}
return file;
}
static voidpf ZCALLBACK fopen64_file_func(voidpf opaque, const void *filename, int mode)
{
FILE* file = NULL;
const char *mode_fopen = NULL;
if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER) == ZLIB_FILEFUNC_MODE_READ)
mode_fopen = "rb";
else if (mode & ZLIB_FILEFUNC_MODE_EXISTING)
mode_fopen = "r+b";
else if (mode & ZLIB_FILEFUNC_MODE_CREATE)
mode_fopen = "wb";
if ((filename != NULL) && (mode_fopen != NULL))
{
file = fopen64((const char*)filename, mode_fopen);
return file_build_ioposix(file, (const char*)filename);
}
return file;
}
static voidpf ZCALLBACK fopendisk64_file_func(voidpf opaque, voidpf stream, uint32_t number_disk, int mode)
{
FILE_IOPOSIX *ioposix = NULL;
char *diskFilename = NULL;
voidpf ret = NULL;
int i = 0;
if (stream == NULL)
return NULL;
ioposix = (FILE_IOPOSIX*)stream;
diskFilename = (char*)malloc(ioposix->filenameLength * sizeof(char));
strncpy(diskFilename, (const char*)ioposix->filename, ioposix->filenameLength);
for (i = ioposix->filenameLength - 1; i >= 0; i -= 1)
{
if (diskFilename[i] != '.')
continue;
snprintf(&diskFilename[i], ioposix->filenameLength - i, ".z%02u", number_disk + 1);
break;
}
if (i >= 0)
ret = fopen64_file_func(opaque, diskFilename, mode);
free(diskFilename);
return ret;
}
static voidpf ZCALLBACK fopendisk_file_func(voidpf opaque, voidpf stream, uint32_t number_disk, int mode)
{
FILE_IOPOSIX *ioposix = NULL;
char *diskFilename = NULL;
voidpf ret = NULL;
int i = 0;
if (stream == NULL)
return NULL;
ioposix = (FILE_IOPOSIX*)stream;
diskFilename = (char*)malloc(ioposix->filenameLength * sizeof(char));
strncpy(diskFilename, (const char*)ioposix->filename, ioposix->filenameLength);
for (i = ioposix->filenameLength - 1; i >= 0; i -= 1)
{
if (diskFilename[i] != '.')
continue;
snprintf(&diskFilename[i], ioposix->filenameLength - i, ".z%02u", number_disk + 1);
break;
}
if (i >= 0)
ret = fopen_file_func(opaque, diskFilename, mode);
free(diskFilename);
return ret;
}
static uint32_t ZCALLBACK fread_file_func(voidpf opaque, voidpf stream, void* buf, uint32_t size)
{
FILE_IOPOSIX *ioposix = NULL;
uint32_t read = (uint32_t)-1;
if (stream == NULL)
return read;
ioposix = (FILE_IOPOSIX*)stream;
read = (uint32_t)fread(buf, 1, (size_t)size, ioposix->file);
return read;
}
static uint32_t ZCALLBACK fwrite_file_func(voidpf opaque, voidpf stream, const void *buf, uint32_t size)
{
FILE_IOPOSIX *ioposix = NULL;
uint32_t written = (uint32_t)-1;
if (stream == NULL)
return written;
ioposix = (FILE_IOPOSIX*)stream;
written = (uint32_t)fwrite(buf, 1, (size_t)size, ioposix->file);
return written;
}
static long ZCALLBACK ftell_file_func(voidpf opaque, voidpf stream)
{
FILE_IOPOSIX *ioposix = NULL;
long ret = -1;
if (stream == NULL)
return ret;
ioposix = (FILE_IOPOSIX*)stream;
ret = ftell(ioposix->file);
return ret;
}
static uint64_t ZCALLBACK ftell64_file_func(voidpf opaque, voidpf stream)
{
FILE_IOPOSIX *ioposix = NULL;
uint64_t ret = (uint64_t)-1;
if (stream == NULL)
return ret;
ioposix = (FILE_IOPOSIX*)stream;
ret = ftello64(ioposix->file);
return ret;
}
static long ZCALLBACK fseek_file_func(voidpf opaque, voidpf stream, uint32_t offset, int origin)
{
FILE_IOPOSIX *ioposix = NULL;
int fseek_origin = 0;
long ret = 0;
if (stream == NULL)
return -1;
ioposix = (FILE_IOPOSIX*)stream;
switch (origin)
{
case ZLIB_FILEFUNC_SEEK_CUR:
fseek_origin = SEEK_CUR;
break;
case ZLIB_FILEFUNC_SEEK_END:
fseek_origin = SEEK_END;
break;
case ZLIB_FILEFUNC_SEEK_SET:
fseek_origin = SEEK_SET;
break;
default:
return -1;
}
if (fseek(ioposix->file, offset, fseek_origin) != 0)
ret = -1;
return ret;
}
static long ZCALLBACK fseek64_file_func(voidpf opaque, voidpf stream, uint64_t offset, int origin)
{
FILE_IOPOSIX *ioposix = NULL;
int fseek_origin = 0;
long ret = 0;
if (stream == NULL)
return -1;
ioposix = (FILE_IOPOSIX*)stream;
switch (origin)
{
case ZLIB_FILEFUNC_SEEK_CUR:
fseek_origin = SEEK_CUR;
break;
case ZLIB_FILEFUNC_SEEK_END:
fseek_origin = SEEK_END;
break;
case ZLIB_FILEFUNC_SEEK_SET:
fseek_origin = SEEK_SET;
break;
default:
return -1;
}
if (fseeko64(ioposix->file, offset, fseek_origin) != 0)
ret = -1;
return ret;
}
static int ZCALLBACK fclose_file_func(voidpf opaque, voidpf stream)
{
FILE_IOPOSIX *ioposix = NULL;
int ret = -1;
if (stream == NULL)
return ret;
ioposix = (FILE_IOPOSIX*)stream;
if (ioposix->filename != NULL)
free(ioposix->filename);
ret = fclose(ioposix->file);
free(ioposix);
return ret;
}
static int ZCALLBACK ferror_file_func(voidpf opaque, voidpf stream)
{
FILE_IOPOSIX *ioposix = NULL;
int ret = -1;
if (stream == NULL)
return ret;
ioposix = (FILE_IOPOSIX*)stream;
ret = ferror(ioposix->file);
return ret;
}
void fill_fopen_filefunc(zlib_filefunc_def *pzlib_filefunc_def)
{
pzlib_filefunc_def->zopen_file = fopen_file_func;
pzlib_filefunc_def->zopendisk_file = fopendisk_file_func;
pzlib_filefunc_def->zread_file = fread_file_func;
pzlib_filefunc_def->zwrite_file = fwrite_file_func;
pzlib_filefunc_def->ztell_file = ftell_file_func;
pzlib_filefunc_def->zseek_file = fseek_file_func;
pzlib_filefunc_def->zclose_file = fclose_file_func;
pzlib_filefunc_def->zerror_file = ferror_file_func;
pzlib_filefunc_def->opaque = NULL;
}
void fill_fopen64_filefunc(zlib_filefunc64_def *pzlib_filefunc_def)
{
pzlib_filefunc_def->zopen64_file = fopen64_file_func;
pzlib_filefunc_def->zopendisk64_file = fopendisk64_file_func;
pzlib_filefunc_def->zread_file = fread_file_func;
pzlib_filefunc_def->zwrite_file = fwrite_file_func;
pzlib_filefunc_def->ztell64_file = ftell64_file_func;
pzlib_filefunc_def->zseek64_file = fseek64_file_func;
pzlib_filefunc_def->zclose_file = fclose_file_func;
pzlib_filefunc_def->zerror_file = ferror_file_func;
pzlib_filefunc_def->opaque = NULL;
}

146
Externals/minizip/ioapi.h vendored
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@ -1,146 +0,0 @@
/* ioapi.h -- IO base function header for compress/uncompress .zip
part of the MiniZip project
Copyright (C) 1998-2010 Gilles Vollant
http://www.winimage.com/zLibDll/minizip.html
Modifications for Zip64 support
Copyright (C) 2009-2010 Mathias Svensson
http://result42.com
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef _ZLIBIOAPI64_H
#define _ZLIBIOAPI64_H
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include "zlib.h"
#if defined(USE_FILE32API)
# define fopen64 fopen
# define ftello64 ftell
# define fseeko64 fseek
#else
# if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__) || defined(__OpenBSD__) || defined(__APPLE__)
# define fopen64 fopen
# define ftello64 ftello
# define fseeko64 fseeko
# endif
# ifdef _MSC_VER
# define fopen64 fopen
# if (_MSC_VER >= 1400) && (!(defined(NO_MSCVER_FILE64_FUNC)))
# define ftello64 _ftelli64
# define fseeko64 _fseeki64
# else /* old MSC */
# define ftello64 ftell
# define fseeko64 fseek
# endif
# endif
#endif
#ifdef __cplusplus
extern "C" {
#endif
#define ZLIB_FILEFUNC_SEEK_CUR (1)
#define ZLIB_FILEFUNC_SEEK_END (2)
#define ZLIB_FILEFUNC_SEEK_SET (0)
#define ZLIB_FILEFUNC_MODE_READ (1)
#define ZLIB_FILEFUNC_MODE_WRITE (2)
#define ZLIB_FILEFUNC_MODE_READWRITEFILTER (3)
#define ZLIB_FILEFUNC_MODE_EXISTING (4)
#define ZLIB_FILEFUNC_MODE_CREATE (8)
#ifndef ZCALLBACK
# if (defined(WIN32) || defined(_WIN32) || defined (WINDOWS) || \
defined (_WINDOWS)) && defined(CALLBACK) && defined (USEWINDOWS_CALLBACK)
# define ZCALLBACK CALLBACK
# else
# define ZCALLBACK
# endif
#endif
typedef voidpf (ZCALLBACK *open_file_func) (voidpf opaque, const char *filename, int mode);
typedef voidpf (ZCALLBACK *opendisk_file_func) (voidpf opaque, voidpf stream, uint32_t number_disk, int mode);
typedef uint32_t (ZCALLBACK *read_file_func) (voidpf opaque, voidpf stream, void* buf, uint32_t size);
typedef uint32_t (ZCALLBACK *write_file_func) (voidpf opaque, voidpf stream, const void *buf, uint32_t size);
typedef int (ZCALLBACK *close_file_func) (voidpf opaque, voidpf stream);
typedef int (ZCALLBACK *error_file_func) (voidpf opaque, voidpf stream);
typedef long (ZCALLBACK *tell_file_func) (voidpf opaque, voidpf stream);
typedef long (ZCALLBACK *seek_file_func) (voidpf opaque, voidpf stream, uint32_t offset, int origin);
/* here is the "old" 32 bits structure structure */
typedef struct zlib_filefunc_def_s
{
open_file_func zopen_file;
opendisk_file_func zopendisk_file;
read_file_func zread_file;
write_file_func zwrite_file;
tell_file_func ztell_file;
seek_file_func zseek_file;
close_file_func zclose_file;
error_file_func zerror_file;
voidpf opaque;
} zlib_filefunc_def;
typedef uint64_t (ZCALLBACK *tell64_file_func) (voidpf opaque, voidpf stream);
typedef long (ZCALLBACK *seek64_file_func) (voidpf opaque, voidpf stream, uint64_t offset, int origin);
typedef voidpf (ZCALLBACK *open64_file_func) (voidpf opaque, const void *filename, int mode);
typedef voidpf (ZCALLBACK *opendisk64_file_func)(voidpf opaque, voidpf stream, uint32_t number_disk, int mode);
typedef struct zlib_filefunc64_def_s
{
open64_file_func zopen64_file;
opendisk64_file_func zopendisk64_file;
read_file_func zread_file;
write_file_func zwrite_file;
tell64_file_func ztell64_file;
seek64_file_func zseek64_file;
close_file_func zclose_file;
error_file_func zerror_file;
voidpf opaque;
} zlib_filefunc64_def;
void fill_fopen_filefunc(zlib_filefunc_def *pzlib_filefunc_def);
void fill_fopen64_filefunc(zlib_filefunc64_def *pzlib_filefunc_def);
/* now internal definition, only for zip.c and unzip.h */
typedef struct zlib_filefunc64_32_def_s
{
zlib_filefunc64_def zfile_func64;
open_file_func zopen32_file;
opendisk_file_func zopendisk32_file;
tell_file_func ztell32_file;
seek_file_func zseek32_file;
} zlib_filefunc64_32_def;
#define ZREAD64(filefunc,filestream,buf,size) ((*((filefunc).zfile_func64.zread_file)) ((filefunc).zfile_func64.opaque,filestream,buf,size))
#define ZWRITE64(filefunc,filestream,buf,size) ((*((filefunc).zfile_func64.zwrite_file)) ((filefunc).zfile_func64.opaque,filestream,buf,size))
/*#define ZTELL64(filefunc,filestream) ((*((filefunc).ztell64_file)) ((filefunc).opaque,filestream))*/
/*#define ZSEEK64(filefunc,filestream,pos,mode) ((*((filefunc).zseek64_file)) ((filefunc).opaque,filestream,pos,mode))*/
#define ZCLOSE64(filefunc,filestream) ((*((filefunc).zfile_func64.zclose_file)) ((filefunc).zfile_func64.opaque,filestream))
#define ZERROR64(filefunc,filestream) ((*((filefunc).zfile_func64.zerror_file)) ((filefunc).zfile_func64.opaque,filestream))
voidpf call_zopen64(const zlib_filefunc64_32_def *pfilefunc,const void*filename, int mode);
voidpf call_zopendisk64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream, uint32_t number_disk, int mode);
long call_zseek64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream, uint64_t offset, int origin);
uint64_t call_ztell64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream);
void fill_zlib_filefunc64_32_def_from_filefunc32(zlib_filefunc64_32_def *p_filefunc64_32, const zlib_filefunc_def *p_filefunc32);
#define ZOPEN64(filefunc,filename,mode) (call_zopen64((&(filefunc)),(filename),(mode)))
#define ZOPENDISK64(filefunc,filestream,diskn,mode) (call_zopendisk64((&(filefunc)),(filestream),(diskn),(mode)))
#define ZTELL64(filefunc,filestream) (call_ztell64((&(filefunc)),(filestream)))
#define ZSEEK64(filefunc,filestream,pos,mode) (call_zseek64((&(filefunc)),(filestream),(pos),(mode)))
#ifdef __cplusplus
}
#endif
#endif

182
Externals/minizip/minigzip.c vendored Normal file
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/* minigzip.c
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_os.h"
#include "mz_strm.h"
#include "mz_strm_os.h"
#include "mz_strm_zlib.h"
#include <stdio.h> /* printf */
/***************************************************************************/
#define MZ_GZIP_COMPRESS (1)
#define MZ_GZIP_DECOMPRESS (2)
int32_t minigzip_banner(void);
int32_t minigzip_help(void);
/***************************************************************************/
int32_t minigzip_banner(void) {
printf("Minigzip %s - https://github.com/zlib-ng/minizip-ng\n", MZ_VERSION);
printf("---------------------------------------------------\n");
return MZ_OK;
}
int32_t minigzip_help(void) {
printf("Usage: minigzip [-x] [-d] [-0 to -9] [files]\n\n" \
" -x Extract file\n" \
" -d Destination directory\n" \
" -0 Store only\n" \
" -1 Compress faster\n" \
" -9 Compress better\n\n");
return MZ_OK;
}
/***************************************************************************/
int32_t minigzip_copy(const char *path, const char *destination, int16_t operation, int16_t level) {
void *target_stream = NULL;
void *source_stream = NULL;
void *zlib_stream = NULL;
const char *filename = NULL;
char target_path[1024];
int32_t err = 0;
memset(target_path, 0, sizeof(target_path));
if (destination != NULL) {
if (mz_os_file_exists(destination) != MZ_OK)
mz_dir_make(destination);
}
if (operation == MZ_GZIP_COMPRESS) {
mz_path_combine(target_path, path, sizeof(target_path));
strncat(target_path, ".gz", sizeof(target_path) - strlen(target_path) - 1);
printf("Compressing to %s\n", target_path);
} else if (operation == MZ_GZIP_DECOMPRESS) {
if (destination != NULL)
mz_path_combine(target_path, destination, sizeof(target_path));
if (mz_path_get_filename(path, &filename) != MZ_OK)
filename = path;
mz_path_combine(target_path, filename, sizeof(target_path));
mz_path_remove_extension(target_path);
printf("Decompressing to %s\n", target_path);
}
mz_stream_zlib_create(&zlib_stream);
mz_stream_zlib_set_prop_int64(zlib_stream, MZ_STREAM_PROP_COMPRESS_WINDOW, 15 + 16);
mz_stream_os_create(&source_stream);
err = mz_stream_os_open(source_stream, path, MZ_OPEN_MODE_READ);
if (err == MZ_OK) {
mz_stream_os_create(&target_stream);
err = mz_stream_os_open(target_stream, target_path, MZ_OPEN_MODE_CREATE | MZ_OPEN_MODE_WRITE);
if (err == MZ_OK) {
if (operation == MZ_GZIP_COMPRESS) {
mz_stream_zlib_set_prop_int64(zlib_stream, MZ_STREAM_PROP_COMPRESS_LEVEL, level);
mz_stream_zlib_open(zlib_stream, target_path, MZ_OPEN_MODE_WRITE);
mz_stream_set_base(zlib_stream, target_stream);
err = mz_stream_copy_to_end(zlib_stream, source_stream);
} else if (operation == MZ_GZIP_DECOMPRESS) {
mz_stream_zlib_open(zlib_stream, path, MZ_OPEN_MODE_READ);
mz_stream_set_base(zlib_stream, source_stream);
err = mz_stream_copy_to_end(target_stream, zlib_stream);
}
if (err != MZ_OK)
printf("Error %d in zlib stream (%d)\n", err, mz_stream_zlib_error(zlib_stream));
else
printf("Operation completed successfully\n");
mz_stream_zlib_close(zlib_stream);
} else {
printf("Error %d opening target path %s\n", err, target_path);
}
mz_stream_os_close(target_stream);
mz_stream_os_delete(&target_stream);
} else {
printf("Error %d opening source path %s\n", err, path);
}
mz_stream_os_close(source_stream);
mz_stream_os_delete(&source_stream);
mz_stream_zlib_delete(&zlib_stream);
return err;
}
/***************************************************************************/
#if !defined(MZ_ZIP_NO_MAIN)
int main(int argc, const char *argv[]) {
int16_t operation_level = MZ_COMPRESS_LEVEL_DEFAULT;
int32_t path_arg = 0;
int32_t err = 0;
int32_t i = 0;
uint8_t operation = MZ_GZIP_COMPRESS;
const char *path = NULL;
const char *destination = NULL;
minigzip_banner();
if (argc == 1) {
minigzip_help();
return 0;
}
/* Parse command line options */
for (i = 1; i < argc; i += 1) {
printf("%s ", argv[i]);
if (argv[i][0] == '-') {
char c = argv[i][1];
if ((c == 'x') || (c == 'X'))
operation = MZ_GZIP_DECOMPRESS;
else if ((c >= '0') && (c <= '9'))
operation_level = (c - '0');
else if (((c == 'd') || (c == 'D')) && (i + 1 < argc)) {
destination = argv[i + 1];
printf("%s ", argv[i + 1]);
i += 1;
} else {
err = MZ_SUPPORT_ERROR;
}
} else if (path_arg == 0) {
path_arg = i;
break;
}
}
printf("\n");
if (err == MZ_SUPPORT_ERROR) {
printf("Feature not supported\n");
return err;
}
if (path_arg == 0) {
minigzip_help();
return 0;
}
path = argv[path_arg];
err = minigzip_copy(path, destination, operation, operation_level);
return err;
}
#endif

671
Externals/minizip/minizip.c vendored Normal file
View File

@ -0,0 +1,671 @@
/* minizip.c
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
Copyright (C) 1998-2010 Gilles Vollant
https://www.winimage.com/zLibDll/minizip.html
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_os.h"
#include "mz_strm.h"
#include "mz_strm_buf.h"
#include "mz_strm_split.h"
#include "mz_zip.h"
#include "mz_zip_rw.h"
#include <stdio.h> /* printf */
/***************************************************************************/
typedef struct minizip_opt_s {
uint8_t include_path;
int16_t compress_level;
uint8_t compress_method;
uint8_t overwrite;
uint8_t append;
int64_t disk_size;
uint8_t follow_links;
uint8_t store_links;
uint8_t zip_cd;
int32_t encoding;
uint8_t verbose;
uint8_t aes;
const char *cert_path;
const char *cert_pwd;
} minizip_opt;
/***************************************************************************/
int32_t minizip_banner(void);
int32_t minizip_help(void);
int32_t minizip_list(const char *path);
int32_t minizip_add_entry_cb(void *handle, void *userdata, mz_zip_file *file_info);
int32_t minizip_add_progress_cb(void *handle, void *userdata, mz_zip_file *file_info, int64_t position);
int32_t minizip_add_overwrite_cb(void *handle, void *userdata, const char *path);
int32_t minizip_add(const char *path, const char *password, minizip_opt *options, int32_t arg_count, const char **args);
int32_t minizip_extract_entry_cb(void *handle, void *userdata, mz_zip_file *file_info, const char *path);
int32_t minizip_extract_progress_cb(void *handle, void *userdata, mz_zip_file *file_info, int64_t position);
int32_t minizip_extract_overwrite_cb(void *handle, void *userdata, mz_zip_file *file_info, const char *path);
int32_t minizip_extract(const char *path, const char *pattern, const char *destination, const char *password, minizip_opt *options);
int32_t minizip_erase(const char *src_path, const char *target_path, int32_t arg_count, const char **args);
/***************************************************************************/
int32_t minizip_banner(void) {
printf("minizip-ng %s - https://github.com/zlib-ng/minizip-ng\n", MZ_VERSION);
printf("---------------------------------------------------\n");
return MZ_OK;
}
int32_t minizip_help(void) {
printf("Usage: minizip [-x][-d dir|-l|-e][-o][-f][-y][-c cp][-a][-0 to -9][-b|-m|-t][-k 512][-p pwd][-s] file.zip [files]\n\n" \
" -x Extract files\n" \
" -l List files\n" \
" -d Destination directory\n" \
" -e Erase files\n" \
" -o Overwrite existing files\n" \
" -c File names use cp437 encoding (or specified codepage)\n" \
" -a Append to existing zip file\n" \
" -i Include full path of files\n" \
" -f Follow symbolic links\n" \
" -y Store symbolic links\n" \
" -v Verbose info\n" \
" -0 Store only\n" \
" -1 Compress faster\n" \
" -9 Compress better\n" \
" -k Disk size in KB\n" \
" -z Zip central directory\n" \
" -p Encryption password\n" \
" -s AES encryption\n" \
" -h PKCS12 certificate path\n" \
" -w PKCS12 certificate password\n" \
" -b BZIP2 compression\n" \
" -m LZMA compression\n" \
" -n XZ compression\n" \
" -t ZSTD compression\n\n");
return MZ_OK;
}
/***************************************************************************/
int32_t minizip_list(const char *path) {
mz_zip_file *file_info = NULL;
uint32_t ratio = 0;
int32_t err = MZ_OK;
struct tm tmu_date;
const char *method = NULL;
char crypt = ' ';
void *reader = NULL;
mz_zip_reader_create(&reader);
err = mz_zip_reader_open_file(reader, path);
if (err != MZ_OK) {
printf("Error %" PRId32 " opening archive %s\n", err, path);
mz_zip_reader_delete(&reader);
return err;
}
err = mz_zip_reader_goto_first_entry(reader);
if (err != MZ_OK && err != MZ_END_OF_LIST) {
printf("Error %" PRId32 " going to first entry in archive\n", err);
mz_zip_reader_delete(&reader);
return err;
}
printf(" Packed Unpacked Ratio Method Attribs Date Time CRC-32 Name\n");
printf(" ------ -------- ----- ------ ------- ---- ---- ------ ----\n");
/* Enumerate all entries in the archive */
do {
err = mz_zip_reader_entry_get_info(reader, &file_info);
if (err != MZ_OK) {
printf("Error %" PRId32 " getting entry info in archive\n", err);
break;
}
ratio = 0;
if (file_info->uncompressed_size > 0)
ratio = (uint32_t)((file_info->compressed_size * 100) / file_info->uncompressed_size);
/* Display a '*' if the file is encrypted */
if (file_info->flag & MZ_ZIP_FLAG_ENCRYPTED)
crypt = '*';
else
crypt = ' ';
method = mz_zip_get_compression_method_string(file_info->compression_method);
mz_zip_time_t_to_tm(file_info->modified_date, &tmu_date);
/* Print entry information */
printf("%12" PRId64 " %12" PRId64 " %3" PRIu32 "%% %6s%c %8" PRIx32 " %2.2" PRIu32 \
"-%2.2" PRIu32 "-%2.2" PRIu32 " %2.2" PRIu32 ":%2.2" PRIu32 " %8.8" PRIx32 " %s\n",
file_info->compressed_size, file_info->uncompressed_size, ratio,
method, crypt, file_info->external_fa,
(uint32_t)tmu_date.tm_mon + 1, (uint32_t)tmu_date.tm_mday,
(uint32_t)tmu_date.tm_year % 100,
(uint32_t)tmu_date.tm_hour, (uint32_t)tmu_date.tm_min,
file_info->crc, file_info->filename);
err = mz_zip_reader_goto_next_entry(reader);
if (err != MZ_OK && err != MZ_END_OF_LIST) {
printf("Error %" PRId32 " going to next entry in archive\n", err);
break;
}
} while (err == MZ_OK);
mz_zip_reader_delete(&reader);
if (err == MZ_END_OF_LIST)
return MZ_OK;
return err;
}
/***************************************************************************/
int32_t minizip_add_entry_cb(void *handle, void *userdata, mz_zip_file *file_info) {
MZ_UNUSED(handle);
MZ_UNUSED(userdata);
/* Print the current file we are trying to compress */
printf("Adding %s\n", file_info->filename);
return MZ_OK;
}
int32_t minizip_add_progress_cb(void *handle, void *userdata, mz_zip_file *file_info, int64_t position) {
minizip_opt *options = (minizip_opt *)userdata;
double progress = 0;
uint8_t raw = 0;
MZ_UNUSED(userdata);
mz_zip_writer_get_raw(handle, &raw);
if (raw && file_info->compressed_size > 0)
progress = ((double)position / file_info->compressed_size) * 100;
else if (!raw && file_info->uncompressed_size > 0)
progress = ((double)position / file_info->uncompressed_size) * 100;
/* Print the progress of the current compress operation */
if (options->verbose)
printf("%s - %" PRId64 " / %" PRId64 " (%.02f%%)\n", file_info->filename, position,
file_info->uncompressed_size, progress);
return MZ_OK;
}
int32_t minizip_add_overwrite_cb(void *handle, void *userdata, const char *path) {
minizip_opt *options = (minizip_opt *)userdata;
MZ_UNUSED(handle);
if (options->overwrite == 0) {
/* If ask the user what to do because append and overwrite args not set */
char rep = 0;
do {
char answer[128];
printf("The file %s exists. Overwrite ? [y]es, [n]o, [a]ppend : ", path);
if (scanf("%1s", answer) != 1)
exit(EXIT_FAILURE);
rep = answer[0];
if ((rep >= 'a') && (rep <= 'z'))
rep -= 0x20;
} while ((rep != 'Y') && (rep != 'N') && (rep != 'A'));
if (rep == 'A') {
return MZ_EXIST_ERROR;
} else if (rep == 'N') {
return MZ_INTERNAL_ERROR;
}
}
return MZ_OK;
}
int32_t minizip_add(const char *path, const char *password, minizip_opt *options, int32_t arg_count, const char **args) {
void *writer = NULL;
int32_t err = MZ_OK;
int32_t err_close = MZ_OK;
int32_t i = 0;
const char *filename_in_zip = NULL;
printf("Archive %s\n", path);
/* Create zip writer */
mz_zip_writer_create(&writer);
mz_zip_writer_set_password(writer, password);
mz_zip_writer_set_aes(writer, options->aes);
mz_zip_writer_set_compress_method(writer, options->compress_method);
mz_zip_writer_set_compress_level(writer, options->compress_level);
mz_zip_writer_set_follow_links(writer, options->follow_links);
mz_zip_writer_set_store_links(writer, options->store_links);
mz_zip_writer_set_overwrite_cb(writer, options, minizip_add_overwrite_cb);
mz_zip_writer_set_progress_cb(writer, options, minizip_add_progress_cb);
mz_zip_writer_set_entry_cb(writer, options, minizip_add_entry_cb);
mz_zip_writer_set_zip_cd(writer, options->zip_cd);
if (options->cert_path != NULL)
mz_zip_writer_set_certificate(writer, options->cert_path, options->cert_pwd);
err = mz_zip_writer_open_file(writer, path, options->disk_size, options->append);
if (err == MZ_OK) {
for (i = 0; i < arg_count; i += 1) {
filename_in_zip = args[i];
/* Add file system path to archive */
err = mz_zip_writer_add_path(writer, filename_in_zip, NULL, options->include_path, 1);
if (err != MZ_OK)
printf("Error %" PRId32 " adding path to archive %s\n", err, filename_in_zip);
}
} else {
printf("Error %" PRId32 " opening archive for writing\n", err);
}
err_close = mz_zip_writer_close(writer);
if (err_close != MZ_OK) {
printf("Error %" PRId32 " closing archive for writing %s\n", err_close, path);
err = err_close;
}
mz_zip_writer_delete(&writer);
return err;
}
/***************************************************************************/
int32_t minizip_extract_entry_cb(void *handle, void *userdata, mz_zip_file *file_info, const char *path) {
MZ_UNUSED(handle);
MZ_UNUSED(userdata);
MZ_UNUSED(path);
/* Print the current entry extracting */
printf("Extracting %s\n", file_info->filename);
return MZ_OK;
}
int32_t minizip_extract_progress_cb(void *handle, void *userdata, mz_zip_file *file_info, int64_t position) {
minizip_opt *options = (minizip_opt *)userdata;
double progress = 0;
uint8_t raw = 0;
MZ_UNUSED(userdata);
mz_zip_reader_get_raw(handle, &raw);
if (raw && file_info->compressed_size > 0)
progress = ((double)position / file_info->compressed_size) * 100;
else if (!raw && file_info->uncompressed_size > 0)
progress = ((double)position / file_info->uncompressed_size) * 100;
/* Print the progress of the current extraction */
if (options->verbose)
printf("%s - %" PRId64 " / %" PRId64 " (%.02f%%)\n", file_info->filename, position,
file_info->uncompressed_size, progress);
return MZ_OK;
}
int32_t minizip_extract_overwrite_cb(void *handle, void *userdata, mz_zip_file *file_info, const char *path) {
minizip_opt *options = (minizip_opt *)userdata;
MZ_UNUSED(handle);
MZ_UNUSED(file_info);
/* Verify if we want to overwrite current entry on disk */
if (options->overwrite == 0) {
char rep = 0;
do {
char answer[128];
printf("The file %s exists. Overwrite ? [y]es, [n]o, [A]ll: ", path);
if (scanf("%1s", answer) != 1)
exit(EXIT_FAILURE);
rep = answer[0];
if ((rep >= 'a') && (rep <= 'z'))
rep -= 0x20;
} while ((rep != 'Y') && (rep != 'N') && (rep != 'A'));
if (rep == 'N')
return MZ_EXIST_ERROR;
if (rep == 'A')
options->overwrite = 1;
}
return MZ_OK;
}
int32_t minizip_extract(const char *path, const char *pattern, const char *destination, const char *password, minizip_opt *options) {
void *reader = NULL;
int32_t err = MZ_OK;
int32_t err_close = MZ_OK;
printf("Archive %s\n", path);
/* Create zip reader */
mz_zip_reader_create(&reader);
mz_zip_reader_set_pattern(reader, pattern, 1);
mz_zip_reader_set_password(reader, password);
mz_zip_reader_set_encoding(reader, options->encoding);
mz_zip_reader_set_entry_cb(reader, options, minizip_extract_entry_cb);
mz_zip_reader_set_progress_cb(reader, options, minizip_extract_progress_cb);
mz_zip_reader_set_overwrite_cb(reader, options, minizip_extract_overwrite_cb);
err = mz_zip_reader_open_file(reader, path);
if (err != MZ_OK) {
printf("Error %" PRId32 " opening archive %s\n", err, path);
} else {
/* Save all entries in archive to destination directory */
err = mz_zip_reader_save_all(reader, destination);
if (err == MZ_END_OF_LIST) {
if (pattern != NULL) {
printf("Files matching %s not found in archive\n", pattern);
} else {
printf("No files in archive\n");
err = MZ_OK;
}
} else if (err != MZ_OK) {
printf("Error %" PRId32 " saving entries to disk %s\n", err, path);
}
}
err_close = mz_zip_reader_close(reader);
if (err_close != MZ_OK) {
printf("Error %" PRId32 " closing archive for reading\n", err_close);
err = err_close;
}
mz_zip_reader_delete(&reader);
return err;
}
/***************************************************************************/
int32_t minizip_erase(const char *src_path, const char *target_path, int32_t arg_count, const char **args) {
mz_zip_file *file_info = NULL;
const char *filename_in_zip = NULL;
const char *target_path_ptr = target_path;
void *reader = NULL;
void *writer = NULL;
int32_t skip = 0;
int32_t err = MZ_OK;
int32_t i = 0;
uint8_t zip_cd = 0;
char bak_path[256];
char tmp_path[256];
if (target_path == NULL) {
/* Construct temporary zip name */
strncpy(tmp_path, src_path, sizeof(tmp_path) - 1);
tmp_path[sizeof(tmp_path) - 1] = 0;
strncat(tmp_path, ".tmp.zip", sizeof(tmp_path) - strlen(tmp_path) - 1);
target_path_ptr = tmp_path;
}
mz_zip_reader_create(&reader);
mz_zip_writer_create(&writer);
/* Open original archive we want to erase an entry in */
err = mz_zip_reader_open_file(reader, src_path);
if (err != MZ_OK) {
printf("Error %" PRId32 " opening archive for reading %s\n", err, src_path);
mz_zip_reader_delete(&reader);
return err;
}
/* Open temporary archive */
err = mz_zip_writer_open_file(writer, target_path_ptr, 0, 0);
if (err != MZ_OK) {
printf("Error %" PRId32 " opening archive for writing %s\n", err, target_path_ptr);
mz_zip_reader_delete(&reader);
mz_zip_writer_delete(&writer);
return err;
}
err = mz_zip_reader_goto_first_entry(reader);
if (err != MZ_OK && err != MZ_END_OF_LIST)
printf("Error %" PRId32 " going to first entry in archive\n", err);
while (err == MZ_OK) {
err = mz_zip_reader_entry_get_info(reader, &file_info);
if (err != MZ_OK) {
printf("Error %" PRId32 " getting info from archive\n", err);
break;
}
/* Copy all entries from original archive to temporary archive
except the ones we don't want */
for (i = 0, skip = 0; i < arg_count; i += 1) {
filename_in_zip = args[i];
if (mz_path_compare_wc(file_info->filename, filename_in_zip, 1) == MZ_OK)
skip = 1;
}
if (skip) {
printf("Skipping %s\n", file_info->filename);
} else {
printf("Copying %s\n", file_info->filename);
err = mz_zip_writer_copy_from_reader(writer, reader);
}
if (err != MZ_OK) {
printf("Error %" PRId32 " copying entry into new zip\n", err);
break;
}
err = mz_zip_reader_goto_next_entry(reader);
if (err != MZ_OK && err != MZ_END_OF_LIST)
printf("Error %" PRId32 " going to next entry in archive\n", err);
}
mz_zip_reader_get_zip_cd(reader, &zip_cd);
mz_zip_writer_set_zip_cd(writer, zip_cd);
mz_zip_reader_close(reader);
mz_zip_reader_delete(&reader);
mz_zip_writer_close(writer);
mz_zip_writer_delete(&writer);
if (err == MZ_END_OF_LIST) {
if (target_path == NULL) {
/* Swap original archive with temporary archive, backup old archive if possible */
strncpy(bak_path, src_path, sizeof(bak_path) - 1);
bak_path[sizeof(bak_path) - 1] = 0;
strncat(bak_path, ".bak", sizeof(bak_path) - strlen(bak_path) - 1);
if (mz_os_file_exists(bak_path) == MZ_OK)
mz_os_unlink(bak_path);
if (mz_os_rename(src_path, bak_path) != MZ_OK)
printf("Error backing up archive before replacing %s\n", bak_path);
if (mz_os_rename(tmp_path, src_path) != MZ_OK)
printf("Error replacing archive with temp %s\n", tmp_path);
}
return MZ_OK;
}
return err;
}
/***************************************************************************/
#if !defined(MZ_ZIP_NO_MAIN)
int main(int argc, const char *argv[]) {
minizip_opt options;
int32_t path_arg = 0;
int32_t err = 0;
int32_t i = 0;
uint8_t do_list = 0;
uint8_t do_extract = 0;
uint8_t do_erase = 0;
const char *path = NULL;
const char *password = NULL;
const char *destination = NULL;
const char *filename_to_extract = NULL;
minizip_banner();
if (argc == 1) {
minizip_help();
return 0;
}
memset(&options, 0, sizeof(options));
options.compress_method = MZ_COMPRESS_METHOD_DEFLATE;
options.compress_level = MZ_COMPRESS_LEVEL_DEFAULT;
/* Parse command line options */
for (i = 1; i < argc; i += 1) {
printf("%s ", argv[i]);
if (argv[i][0] == '-') {
char c = argv[i][1];
if ((c == 'l') || (c == 'L'))
do_list = 1;
else if ((c == 'x') || (c == 'X'))
do_extract = 1;
else if ((c == 'e') || (c == 'E'))
do_erase = 1;
else if ((c == 'a') || (c == 'A'))
options.append = 1;
else if ((c == 'o') || (c == 'O'))
options.overwrite = 1;
else if ((c == 'f') || (c == 'F'))
options.follow_links = 1;
else if ((c == 'y') || (c == 'Y'))
options.store_links = 1;
else if ((c == 'i') || (c == 'I'))
options.include_path = 1;
else if ((c == 'z') || (c == 'Z'))
options.zip_cd = 1;
else if ((c == 'v') || (c == 'V'))
options.verbose = 1;
else if ((c >= '0') && (c <= '9')) {
options.compress_level = (c - '0');
if (options.compress_level == 0)
options.compress_method = MZ_COMPRESS_METHOD_STORE;
} else if ((c == 'b') || (c == 'B'))
#ifdef HAVE_BZIP2
options.compress_method = MZ_COMPRESS_METHOD_BZIP2;
#else
err = MZ_SUPPORT_ERROR;
#endif
else if ((c == 'm') || (c == 'M'))
#ifdef HAVE_LZMA
options.compress_method = MZ_COMPRESS_METHOD_LZMA;
#else
err = MZ_SUPPORT_ERROR;
#endif
else if ((c == 'n') || (c == 'N'))
#if defined(HAVE_LZMA) || defined(HAVE_LIBCOMP)
options.compress_method = MZ_COMPRESS_METHOD_XZ;
#else
err = MZ_SUPPORT_ERROR;
#endif
else if ((c == 't') || (c == 'T'))
#ifdef HAVE_ZSTD
options.compress_method = MZ_COMPRESS_METHOD_ZSTD;
#else
err = MZ_SUPPORT_ERROR;
#endif
else if ((c == 's') || (c == 'S'))
#ifdef HAVE_WZAES
options.aes = 1;
#else
err = MZ_SUPPORT_ERROR;
#endif
else if (((c == 'h') || (c == 'H')) && (i + 1 < argc)) {
#ifdef MZ_ZIP_SIGNING
options.cert_path = argv[i + 1];
printf("%s ", argv[i + 1]);
#else
err = MZ_SUPPORT_ERROR;
#endif
i += 1;
} else if (((c == 'w') || (c == 'W')) && (i + 1 < argc)) {
#ifdef MZ_ZIP_SIGNING
options.cert_pwd = argv[i + 1];
printf("%s ", argv[i + 1]);
#else
err = MZ_SUPPORT_ERROR;
#endif
i += 1;
} else if (((c == 'c') || (c == 'C')) && (i + 1 < argc)) {
options.encoding = (int32_t)atoi(argv[i + 1]);
i += 1;
} else if (((c == 'k') || (c == 'K')) && (i + 1 < argc)) {
options.disk_size = (int64_t)atoi(argv[i + 1]) * 1024;
printf("%s ", argv[i + 1]);
i += 1;
} else if (((c == 'd') || (c == 'D')) && (i + 1 < argc)) {
destination = argv[i + 1];
printf("%s ", argv[i + 1]);
i += 1;
} else if (((c == 'p') || (c == 'P')) && (i + 1 < argc)) {
#ifndef MZ_ZIP_NO_ENCRYPTION
password = argv[i + 1];
printf("*** ");
#else
err = MZ_SUPPORT_ERROR;
#endif
i += 1;
}
} else if (path_arg == 0)
path_arg = i;
}
printf("\n");
if (err == MZ_SUPPORT_ERROR) {
printf("Feature not supported\n");
return err;
}
if (path_arg == 0) {
minizip_help();
return 0;
}
path = argv[path_arg];
if (do_list) {
/* List archive contents */
err = minizip_list(path);
} else if (do_extract) {
if (argc > path_arg + 1)
filename_to_extract = argv[path_arg + 1];
/* Extract archive */
err = minizip_extract(path, filename_to_extract, destination, password, &options);
} else if (do_erase) {
/* Erase file in archive */
err = minizip_erase(path, NULL, argc - (path_arg + 1), &argv[path_arg + 1]);
} else {
/* Add files to archive */
err = minizip_add(path, password, &options, argc - (path_arg + 1), &argv[path_arg + 1]);
}
return err;
}
#endif

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Externals/minizip/minizip.pc.cmakein vendored Normal file
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@ -0,0 +1,14 @@
prefix=@CMAKE_INSTALL_PREFIX@
exec_prefix=@CMAKE_INSTALL_PREFIX@
libdir=@CMAKE_INSTALL_FULL_LIBDIR@
sharedlibdir=@CMAKE_INSTALL_FULL_LIBDIR@
includedir=@CMAKE_INSTALL_FULL_INCLUDEDIR@
Name: @PROJECT_NAME@
Description: Minizip zip file manipulation library
Version: @VERSION@
Requires: zlib
Libs: -L${libdir} -L${sharedlibdir} -l@PROJECT_NAME@
Libs.private:@PC_PRIVATE_LIBS@
Cflags: -I${includedir}

30
Externals/minizip/minizip.vcxproj vendored
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@ -17,19 +17,41 @@
<PropertyGroup Label="UserMacros" />
<ItemDefinitionGroup>
<ClCompile>
<PreprocessorDefinitions>NOUNCRYPT;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<PreprocessorDefinitions>HAVE_ZLIB;ZLIB_COMPAT;MZ_ZIP_NO_CRYPTO;MZ_ZIP_NO_ENCRYPTION;HAVE_STDINT_H;HAVE_INTTYPES_H;NO_FSEEKO;%(PreprocessorDefinitions)</PreprocessorDefinitions>
</ClCompile>
</ItemDefinitionGroup>
<ItemGroup>
<Text Include="CMakeLists.txt" />
</ItemGroup>
<ItemGroup>
<ClCompile Include="ioapi.c" />
<ClCompile Include="unzip.c" />
<ClCompile Include="mz_compat.c" />
<ClCompile Include="mz_crypt.c" />
<ClCompile Include="mz_os.c" />
<ClCompile Include="mz_os_win32.c" />
<ClCompile Include="mz_strm.c" />
<ClCompile Include="mz_strm_buf.c" />
<ClCompile Include="mz_strm_mem.c" />
<ClCompile Include="mz_strm_os_win32.c" />
<ClCompile Include="mz_strm_split.c" />
<ClCompile Include="mz_strm_zlib.c" />
<ClCompile Include="mz_zip.c" />
<ClCompile Include="mz_zip_rw.c" />
</ItemGroup>
<ItemGroup>
<ClInclude Include="ioapi.h" />
<ClInclude Include="mz.h" />
<ClInclude Include="mz_compat.h" />
<ClInclude Include="mz_crypt.h" />
<ClInclude Include="mz_os.h" />
<ClInclude Include="mz_strm.h" />
<ClInclude Include="mz_strm_buf.h" />
<ClInclude Include="mz_strm_mem.h" />
<ClInclude Include="mz_strm_os.h" />
<ClInclude Include="mz_strm_split.h" />
<ClInclude Include="mz_strm_zlib.h" />
<ClInclude Include="mz_zip.h" />
<ClInclude Include="mz_zip_rw.h" />
<ClInclude Include="unzip.h" />
<ClInclude Include="zip.h" />
</ItemGroup>
<ItemGroup>
<None Include="LICENSE" />

274
Externals/minizip/mz.h vendored Normal file
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/* mz.h -- Errors codes, zip flags and magic
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_H
#define MZ_H
/***************************************************************************/
/* MZ_VERSION */
#define MZ_VERSION ("3.0.4")
#define MZ_VERSION_BUILD (030004)
/* MZ_ERROR */
#define MZ_OK (0) /* zlib */
#define MZ_STREAM_ERROR (-1) /* zlib */
#define MZ_DATA_ERROR (-3) /* zlib */
#define MZ_MEM_ERROR (-4) /* zlib */
#define MZ_BUF_ERROR (-5) /* zlib */
#define MZ_VERSION_ERROR (-6) /* zlib */
#define MZ_END_OF_LIST (-100)
#define MZ_END_OF_STREAM (-101)
#define MZ_PARAM_ERROR (-102)
#define MZ_FORMAT_ERROR (-103)
#define MZ_INTERNAL_ERROR (-104)
#define MZ_CRC_ERROR (-105)
#define MZ_CRYPT_ERROR (-106)
#define MZ_EXIST_ERROR (-107)
#define MZ_PASSWORD_ERROR (-108)
#define MZ_SUPPORT_ERROR (-109)
#define MZ_HASH_ERROR (-110)
#define MZ_OPEN_ERROR (-111)
#define MZ_CLOSE_ERROR (-112)
#define MZ_SEEK_ERROR (-113)
#define MZ_TELL_ERROR (-114)
#define MZ_READ_ERROR (-115)
#define MZ_WRITE_ERROR (-116)
#define MZ_SIGN_ERROR (-117)
#define MZ_SYMLINK_ERROR (-118)
/* MZ_OPEN */
#define MZ_OPEN_MODE_READ (0x01)
#define MZ_OPEN_MODE_WRITE (0x02)
#define MZ_OPEN_MODE_READWRITE (MZ_OPEN_MODE_READ | MZ_OPEN_MODE_WRITE)
#define MZ_OPEN_MODE_APPEND (0x04)
#define MZ_OPEN_MODE_CREATE (0x08)
#define MZ_OPEN_MODE_EXISTING (0x10)
/* MZ_SEEK */
#define MZ_SEEK_SET (0)
#define MZ_SEEK_CUR (1)
#define MZ_SEEK_END (2)
/* MZ_COMPRESS */
#define MZ_COMPRESS_METHOD_STORE (0)
#define MZ_COMPRESS_METHOD_DEFLATE (8)
#define MZ_COMPRESS_METHOD_BZIP2 (12)
#define MZ_COMPRESS_METHOD_LZMA (14)
#define MZ_COMPRESS_METHOD_ZSTD (93)
#define MZ_COMPRESS_METHOD_XZ (95)
#define MZ_COMPRESS_METHOD_AES (99)
#define MZ_COMPRESS_LEVEL_DEFAULT (-1)
#define MZ_COMPRESS_LEVEL_FAST (2)
#define MZ_COMPRESS_LEVEL_NORMAL (6)
#define MZ_COMPRESS_LEVEL_BEST (9)
/* MZ_ZIP_FLAG */
#define MZ_ZIP_FLAG_ENCRYPTED (1 << 0)
#define MZ_ZIP_FLAG_LZMA_EOS_MARKER (1 << 1)
#define MZ_ZIP_FLAG_DEFLATE_MAX (1 << 1)
#define MZ_ZIP_FLAG_DEFLATE_NORMAL (0)
#define MZ_ZIP_FLAG_DEFLATE_FAST (1 << 2)
#define MZ_ZIP_FLAG_DEFLATE_SUPER_FAST (MZ_ZIP_FLAG_DEFLATE_FAST | \
MZ_ZIP_FLAG_DEFLATE_MAX)
#define MZ_ZIP_FLAG_DATA_DESCRIPTOR (1 << 3)
#define MZ_ZIP_FLAG_UTF8 (1 << 11)
#define MZ_ZIP_FLAG_MASK_LOCAL_INFO (1 << 13)
/* MZ_ZIP_EXTENSION */
#define MZ_ZIP_EXTENSION_ZIP64 (0x0001)
#define MZ_ZIP_EXTENSION_NTFS (0x000a)
#define MZ_ZIP_EXTENSION_AES (0x9901)
#define MZ_ZIP_EXTENSION_UNIX1 (0x000d)
#define MZ_ZIP_EXTENSION_SIGN (0x10c5)
#define MZ_ZIP_EXTENSION_HASH (0x1a51)
#define MZ_ZIP_EXTENSION_CDCD (0xcdcd)
/* MZ_ZIP64 */
#define MZ_ZIP64_AUTO (0)
#define MZ_ZIP64_FORCE (1)
#define MZ_ZIP64_DISABLE (2)
/* MZ_HOST_SYSTEM */
#define MZ_HOST_SYSTEM(VERSION_MADEBY) ((uint8_t)(VERSION_MADEBY >> 8))
#define MZ_HOST_SYSTEM_MSDOS (0)
#define MZ_HOST_SYSTEM_UNIX (3)
#define MZ_HOST_SYSTEM_WINDOWS_NTFS (10)
#define MZ_HOST_SYSTEM_RISCOS (13)
#define MZ_HOST_SYSTEM_OSX_DARWIN (19)
/* MZ_PKCRYPT */
#define MZ_PKCRYPT_HEADER_SIZE (12)
/* MZ_AES */
#define MZ_AES_VERSION (1)
#define MZ_AES_ENCRYPTION_MODE_128 (0x01)
#define MZ_AES_ENCRYPTION_MODE_192 (0x02)
#define MZ_AES_ENCRYPTION_MODE_256 (0x03)
#define MZ_AES_KEY_LENGTH(MODE) (8 * (MODE & 3) + 8)
#define MZ_AES_KEY_LENGTH_MAX (32)
#define MZ_AES_BLOCK_SIZE (16)
#define MZ_AES_HEADER_SIZE(MODE) ((4 * (MODE & 3) + 4) + 2)
#define MZ_AES_FOOTER_SIZE (10)
/* MZ_HASH */
#define MZ_HASH_MD5 (10)
#define MZ_HASH_MD5_SIZE (16)
#define MZ_HASH_SHA1 (20)
#define MZ_HASH_SHA1_SIZE (20)
#define MZ_HASH_SHA256 (23)
#define MZ_HASH_SHA256_SIZE (32)
#define MZ_HASH_MAX_SIZE (256)
/* MZ_ENCODING */
#define MZ_ENCODING_CODEPAGE_437 (437)
#define MZ_ENCODING_CODEPAGE_932 (932)
#define MZ_ENCODING_CODEPAGE_936 (936)
#define MZ_ENCODING_CODEPAGE_950 (950)
#define MZ_ENCODING_UTF8 (65001)
/* MZ_UTILITY */
#define MZ_UNUSED(SYMBOL) ((void)SYMBOL)
#ifndef MZ_CUSTOM_ALLOC
#define MZ_ALLOC(SIZE) (malloc((SIZE)))
#endif
#ifndef MZ_CUSTOM_FREE
#define MZ_FREE(PTR) (free(PTR))
#endif
#if defined(_WIN32) && defined(MZ_EXPORTS)
#define MZ_EXPORT __declspec(dllexport)
#else
#define MZ_EXPORT
#endif
/***************************************************************************/
#include <stdlib.h> /* size_t, NULL, malloc */
#include <time.h> /* time_t, time() */
#include <string.h> /* memset, strncpy, strlen */
#include <limits.h>
#if defined(HAVE_STDINT_H)
# include <stdint.h>
#elif defined(__has_include)
# if __has_include(<stdint.h>)
# include <stdint.h>
# endif
#endif
#ifndef INT8_MAX
typedef signed char int8_t;
#endif
#ifndef INT16_MAX
typedef short int16_t;
#endif
#ifndef INT32_MAX
typedef int int32_t;
#endif
#ifndef INT64_MAX
typedef long long int64_t;
#endif
#ifndef UINT8_MAX
typedef unsigned char uint8_t;
#endif
#ifndef UINT16_MAX
typedef unsigned short uint16_t;
#endif
#ifndef UINT32_MAX
typedef unsigned int uint32_t;
#endif
#ifndef UINT64_MAX
typedef unsigned long long uint64_t;
#endif
#if defined(HAVE_INTTYPES_H)
# include <inttypes.h>
#elif defined(__has_include)
# if __has_include(<inttypes.h>)
# include <inttypes.h>
# endif
#endif
#ifndef PRId8
# define PRId8 "hhd"
#endif
#ifndef PRIu8
# define PRIu8 "hhu"
#endif
#ifndef PRIx8
# define PRIx8 "hhx"
#endif
#ifndef PRId16
# define PRId16 "hd"
#endif
#ifndef PRIu16
# define PRIu16 "hu"
#endif
#ifndef PRIx16
# define PRIx16 "hx"
#endif
#ifndef PRId32
# define PRId32 "d"
#endif
#ifndef PRIu32
# define PRIu32 "u"
#endif
#ifndef PRIx32
# define PRIx32 "x"
#endif
#if ULONG_MAX == 0xfffffffful
# ifndef PRId64
# define PRId64 "ld"
# endif
# ifndef PRIu64
# define PRIu64 "lu"
# endif
# ifndef PRIx64
# define PRIx64 "lx"
# endif
#else
# ifndef PRId64
# define PRId64 "lld"
# endif
# ifndef PRIu64
# define PRIu64 "llu"
# endif
# ifndef PRIx64
# define PRIx64 "llx"
# endif
#endif
#ifndef INT16_MAX
# define INT16_MAX 32767
#endif
#ifndef INT32_MAX
# define INT32_MAX 2147483647L
#endif
#ifndef INT64_MAX
# define INT64_MAX 9223372036854775807LL
#endif
#ifndef UINT16_MAX
# define UINT16_MAX 65535U
#endif
#ifndef UINT32_MAX
# define UINT32_MAX 4294967295UL
#endif
#ifndef UINT64_MAX
# define UINT64_MAX 18446744073709551615ULL
#endif
/***************************************************************************/
#endif

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

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/* mz_crypt.c -- Crypto/hash functions
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_os.h"
#include "mz_crypt.h"
#if defined(HAVE_ZLIB)
# include "zlib.h"
# if defined(ZLIBNG_VERNUM) && !defined(ZLIB_COMPAT)
# include "zlib-ng.h"
# endif
#elif defined(HAVE_LZMA)
# include "lzma.h"
#endif
/***************************************************************************/
/* Define z_crc_t in zlib 1.2.5 and less or if using zlib-ng */
#if defined(HAVE_ZLIB) && defined(ZLIBNG_VERNUM)
# if defined(ZLIB_COMPAT)
# define ZLIB_PREFIX(x) x
# else
# define ZLIB_PREFIX(x) zng_ ## x
# endif
typedef uint32_t z_crc_t;
#elif defined(HAVE_ZLIB)
# define ZLIB_PREFIX(x) x
# if (ZLIB_VERNUM < 0x1270)
typedef unsigned long z_crc_t;
# endif
#endif
/***************************************************************************/
#if defined(MZ_ZIP_NO_CRYPTO)
int32_t mz_crypt_rand(uint8_t *buf, int32_t size) {
return mz_os_rand(buf, size);
}
#endif
uint32_t mz_crypt_crc32_update(uint32_t value, const uint8_t *buf, int32_t size) {
#if defined(HAVE_ZLIB)
return (uint32_t)ZLIB_PREFIX(crc32)((z_crc_t)value, buf, (uInt)size);
#elif defined(HAVE_LZMA)
return (uint32_t)lzma_crc32(buf, (size_t)size, (uint32_t)value);
#else
static uint32_t crc32_table[256] = {
0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f,
0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2,
0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9,
0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c,
0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423,
0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190, 0x01db7106,
0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d,
0x91646c97, 0xe6635c01, 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950,
0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7,
0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa,
0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81,
0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, 0xe3630b12, 0x94643b84,
0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb,
0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e,
0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55,
0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28,
0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f,
0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242,
0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69,
0x616bffd3, 0x166ccf45, 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc,
0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693,
0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
};
value = ~value;
while (size > 0) {
value = (value >> 8) ^ crc32_table[(value ^ *buf) & 0xFF];
buf += 1;
size -= 1;
}
return ~value;
#endif
}
#if defined(HAVE_WZAES)
int32_t mz_crypt_pbkdf2(uint8_t *password, int32_t password_length, uint8_t *salt,
int32_t salt_length, int32_t iteration_count, uint8_t *key, int32_t key_length) {
void *hmac1 = NULL;
void *hmac2 = NULL;
void *hmac3 = NULL;
int32_t err = MZ_OK;
uint16_t i = 0;
uint16_t j = 0;
uint16_t k = 0;
uint16_t block_count = 0;
uint8_t uu[MZ_HASH_SHA1_SIZE];
uint8_t ux[MZ_HASH_SHA1_SIZE];
if (password == NULL || salt == NULL || key == NULL)
return MZ_PARAM_ERROR;
memset(key, 0, key_length);
mz_crypt_hmac_create(&hmac1);
mz_crypt_hmac_create(&hmac2);
mz_crypt_hmac_create(&hmac3);
mz_crypt_hmac_set_algorithm(hmac1, MZ_HASH_SHA1);
mz_crypt_hmac_set_algorithm(hmac2, MZ_HASH_SHA1);
mz_crypt_hmac_set_algorithm(hmac3, MZ_HASH_SHA1);
err = mz_crypt_hmac_init(hmac1, password, password_length);
if (err == MZ_OK)
err = mz_crypt_hmac_init(hmac2, password, password_length);
if (err == MZ_OK)
err = mz_crypt_hmac_update(hmac2, salt, salt_length);
block_count = 1 + ((uint16_t)key_length - 1) / MZ_HASH_SHA1_SIZE;
for (i = 0; (err == MZ_OK) && (i < block_count); i += 1) {
memset(ux, 0, sizeof(ux));
err = mz_crypt_hmac_copy(hmac2, hmac3);
if (err != MZ_OK)
break;
uu[0] = (uint8_t)((i + 1) >> 24);
uu[1] = (uint8_t)((i + 1) >> 16);
uu[2] = (uint8_t)((i + 1) >> 8);
uu[3] = (uint8_t)(i + 1);
for (j = 0, k = 4; j < iteration_count; j += 1) {
err = mz_crypt_hmac_update(hmac3, uu, k);
if (err == MZ_OK)
err = mz_crypt_hmac_end(hmac3, uu, sizeof(uu));
if (err != MZ_OK)
break;
for(k = 0; k < MZ_HASH_SHA1_SIZE; k += 1)
ux[k] ^= uu[k];
err = mz_crypt_hmac_copy(hmac1, hmac3);
if (err != MZ_OK)
break;
}
if (err != MZ_OK)
break;
j = 0;
k = i * MZ_HASH_SHA1_SIZE;
while (j < MZ_HASH_SHA1_SIZE && k < key_length)
key[k++] = ux[j++];
}
/* hmac3 uses the same provider as hmac2, so it must be deleted
before the context is destroyed. */
mz_crypt_hmac_delete(&hmac3);
mz_crypt_hmac_delete(&hmac1);
mz_crypt_hmac_delete(&hmac2);
return err;
}
#endif
/***************************************************************************/

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/* mz_crypt.h -- Crypto/hash functions
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_CRYPT_H
#define MZ_CRYPT_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
uint32_t mz_crypt_crc32_update(uint32_t value, const uint8_t *buf, int32_t size);
int32_t mz_crypt_pbkdf2(uint8_t *password, int32_t password_length, uint8_t *salt,
int32_t salt_length, int32_t iteration_count, uint8_t *key, int32_t key_length);
/***************************************************************************/
int32_t mz_crypt_rand(uint8_t *buf, int32_t size);
void mz_crypt_sha_reset(void *handle);
int32_t mz_crypt_sha_begin(void *handle);
int32_t mz_crypt_sha_update(void *handle, const void *buf, int32_t size);
int32_t mz_crypt_sha_end(void *handle, uint8_t *digest, int32_t digest_size);
void mz_crypt_sha_set_algorithm(void *handle, uint16_t algorithm);
void* mz_crypt_sha_create(void **handle);
void mz_crypt_sha_delete(void **handle);
void mz_crypt_aes_reset(void *handle);
int32_t mz_crypt_aes_encrypt(void *handle, uint8_t *buf, int32_t size);
int32_t mz_crypt_aes_decrypt(void *handle, uint8_t *buf, int32_t size);
int32_t mz_crypt_aes_set_encrypt_key(void *handle, const void *key, int32_t key_length);
int32_t mz_crypt_aes_set_decrypt_key(void *handle, const void *key, int32_t key_length);
void mz_crypt_aes_set_mode(void *handle, int32_t mode);
void* mz_crypt_aes_create(void **handle);
void mz_crypt_aes_delete(void **handle);
void mz_crypt_hmac_reset(void *handle);
int32_t mz_crypt_hmac_init(void *handle, const void *key, int32_t key_length);
int32_t mz_crypt_hmac_update(void *handle, const void *buf, int32_t size);
int32_t mz_crypt_hmac_end(void *handle, uint8_t *digest, int32_t digest_size);
int32_t mz_crypt_hmac_copy(void *src_handle, void *target_handle);
void mz_crypt_hmac_set_algorithm(void *handle, uint16_t algorithm);
void* mz_crypt_hmac_create(void **handle);
void mz_crypt_hmac_delete(void **handle);
int32_t mz_crypt_sign(uint8_t *message, int32_t message_size, uint8_t *cert_data, int32_t cert_data_size,
const char *cert_pwd, uint8_t **signature, int32_t *signature_size);
int32_t mz_crypt_sign_verify(uint8_t *message, int32_t message_size, uint8_t *signature, int32_t signature_size);
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_crypt_apple.c -- Crypto/hash functions for Apple
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include <CoreFoundation/CoreFoundation.h>
#include <CommonCrypto/CommonCryptor.h>
#include <CommonCrypto/CommonDigest.h>
#include <CommonCrypto/CommonHMAC.h>
#include <Security/Security.h>
#include <Security/SecPolicy.h>
/***************************************************************************/
int32_t mz_crypt_rand(uint8_t *buf, int32_t size) {
if (SecRandomCopyBytes(kSecRandomDefault, size, buf) != errSecSuccess)
return 0;
return size;
}
/***************************************************************************/
typedef struct mz_crypt_sha_s {
CC_SHA1_CTX ctx1;
CC_SHA256_CTX ctx256;
int32_t error;
int32_t initialized;
uint16_t algorithm;
} mz_crypt_sha;
/***************************************************************************/
void mz_crypt_sha_reset(void *handle) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
sha->error = 0;
sha->initialized = 0;
}
int32_t mz_crypt_sha_begin(void *handle) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
if (sha == NULL)
return MZ_PARAM_ERROR;
mz_crypt_sha_reset(handle);
if (sha->algorithm == MZ_HASH_SHA1)
sha->error = CC_SHA1_Init(&sha->ctx1);
else if (sha->algorithm == MZ_HASH_SHA256)
sha->error = CC_SHA256_Init(&sha->ctx256);
else
return MZ_PARAM_ERROR;
if (!sha->error)
return MZ_HASH_ERROR;
sha->initialized = 1;
return MZ_OK;
}
int32_t mz_crypt_sha_update(void *handle, const void *buf, int32_t size) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
if (sha == NULL || buf == NULL || !sha->initialized)
return MZ_PARAM_ERROR;
if (sha->algorithm == MZ_HASH_SHA1)
sha->error = CC_SHA1_Update(&sha->ctx1, buf, size);
else
sha->error = CC_SHA256_Update(&sha->ctx256, buf, size);
if (!sha->error)
return MZ_HASH_ERROR;
return size;
}
int32_t mz_crypt_sha_end(void *handle, uint8_t *digest, int32_t digest_size) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
if (sha == NULL || digest == NULL || !sha->initialized)
return MZ_PARAM_ERROR;
if (sha->algorithm == MZ_HASH_SHA1) {
if (digest_size < MZ_HASH_SHA1_SIZE)
return MZ_BUF_ERROR;
sha->error = CC_SHA1_Final(digest, &sha->ctx1);
} else {
if (digest_size < MZ_HASH_SHA256_SIZE)
return MZ_BUF_ERROR;
sha->error = CC_SHA256_Final(digest, &sha->ctx256);
}
if (!sha->error)
return MZ_HASH_ERROR;
return MZ_OK;
}
void mz_crypt_sha_set_algorithm(void *handle, uint16_t algorithm) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
sha->algorithm = algorithm;
}
void *mz_crypt_sha_create(void **handle) {
mz_crypt_sha *sha = NULL;
sha = (mz_crypt_sha *)MZ_ALLOC(sizeof(mz_crypt_sha));
if (sha != NULL) {
memset(sha, 0, sizeof(mz_crypt_sha));
sha->algorithm = MZ_HASH_SHA256;
}
if (handle != NULL)
*handle = sha;
return sha;
}
void mz_crypt_sha_delete(void **handle) {
mz_crypt_sha *sha = NULL;
if (handle == NULL)
return;
sha = (mz_crypt_sha *)*handle;
if (sha != NULL) {
mz_crypt_sha_reset(*handle);
MZ_FREE(sha);
}
*handle = NULL;
}
/***************************************************************************/
typedef struct mz_crypt_aes_s {
CCCryptorRef crypt;
int32_t mode;
int32_t error;
} mz_crypt_aes;
/***************************************************************************/
void mz_crypt_aes_reset(void *handle) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
if (aes->crypt != NULL)
CCCryptorRelease(aes->crypt);
aes->crypt = NULL;
}
int32_t mz_crypt_aes_encrypt(void *handle, uint8_t *buf, int32_t size) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
size_t data_moved = 0;
if (aes == NULL || buf == NULL)
return MZ_PARAM_ERROR;
if (size != MZ_AES_BLOCK_SIZE)
return MZ_PARAM_ERROR;
aes->error = CCCryptorUpdate(aes->crypt, buf, size, buf, size, &data_moved);
if (aes->error != kCCSuccess)
return MZ_HASH_ERROR;
return size;
}
int32_t mz_crypt_aes_decrypt(void *handle, uint8_t *buf, int32_t size) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
size_t data_moved = 0;
if (aes == NULL || buf == NULL)
return MZ_PARAM_ERROR;
if (size != MZ_AES_BLOCK_SIZE)
return MZ_PARAM_ERROR;
aes->error = CCCryptorUpdate(aes->crypt, buf, size, buf, size, &data_moved);
if (aes->error != kCCSuccess)
return MZ_HASH_ERROR;
return size;
}
int32_t mz_crypt_aes_set_encrypt_key(void *handle, const void *key, int32_t key_length) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
if (aes == NULL || key == NULL || key_length == 0)
return MZ_PARAM_ERROR;
mz_crypt_aes_reset(handle);
aes->error = CCCryptorCreate(kCCEncrypt, kCCAlgorithmAES, kCCOptionECBMode,
key, key_length, NULL, &aes->crypt);
if (aes->error != kCCSuccess)
return MZ_HASH_ERROR;
return MZ_OK;
}
int32_t mz_crypt_aes_set_decrypt_key(void *handle, const void *key, int32_t key_length) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
if (aes == NULL || key == NULL || key_length == 0)
return MZ_PARAM_ERROR;
mz_crypt_aes_reset(handle);
aes->error = CCCryptorCreate(kCCDecrypt, kCCAlgorithmAES, kCCOptionECBMode,
key, key_length, NULL, &aes->crypt);
if (aes->error != kCCSuccess)
return MZ_HASH_ERROR;
return MZ_OK;
}
void mz_crypt_aes_set_mode(void *handle, int32_t mode) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
aes->mode = mode;
}
void *mz_crypt_aes_create(void **handle) {
mz_crypt_aes *aes = NULL;
aes = (mz_crypt_aes *)MZ_ALLOC(sizeof(mz_crypt_aes));
if (aes != NULL)
memset(aes, 0, sizeof(mz_crypt_aes));
if (handle != NULL)
*handle = aes;
return aes;
}
void mz_crypt_aes_delete(void **handle) {
mz_crypt_aes *aes = NULL;
if (handle == NULL)
return;
aes = (mz_crypt_aes *)*handle;
if (aes != NULL) {
mz_crypt_aes_reset(*handle);
MZ_FREE(aes);
}
*handle = NULL;
}
/***************************************************************************/
typedef struct mz_crypt_hmac_s {
CCHmacContext ctx;
int32_t initialized;
int32_t error;
uint16_t algorithm;
} mz_crypt_hmac;
/***************************************************************************/
static void mz_crypt_hmac_free(void *handle) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
memset(&hmac->ctx, 0, sizeof(hmac->ctx));
}
void mz_crypt_hmac_reset(void *handle) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
mz_crypt_hmac_free(handle);
hmac->error = 0;
}
int32_t mz_crypt_hmac_init(void *handle, const void *key, int32_t key_length) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
CCHmacAlgorithm algorithm = 0;
if (hmac == NULL || key == NULL)
return MZ_PARAM_ERROR;
mz_crypt_hmac_reset(handle);
if (hmac->algorithm == MZ_HASH_SHA1)
algorithm = kCCHmacAlgSHA1;
else if (hmac->algorithm == MZ_HASH_SHA256)
algorithm = kCCHmacAlgSHA256;
else
return MZ_PARAM_ERROR;
CCHmacInit(&hmac->ctx, algorithm, key, key_length);
return MZ_OK;
}
int32_t mz_crypt_hmac_update(void *handle, const void *buf, int32_t size) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
if (hmac == NULL || buf == NULL)
return MZ_PARAM_ERROR;
CCHmacUpdate(&hmac->ctx, buf, size);
return MZ_OK;
}
int32_t mz_crypt_hmac_end(void *handle, uint8_t *digest, int32_t digest_size) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
if (hmac == NULL || digest == NULL)
return MZ_PARAM_ERROR;
if (hmac->algorithm == MZ_HASH_SHA1) {
if (digest_size < MZ_HASH_SHA1_SIZE)
return MZ_BUF_ERROR;
CCHmacFinal(&hmac->ctx, digest);
} else {
if (digest_size < MZ_HASH_SHA256_SIZE)
return MZ_BUF_ERROR;
CCHmacFinal(&hmac->ctx, digest);
}
return MZ_OK;
}
void mz_crypt_hmac_set_algorithm(void *handle, uint16_t algorithm) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
hmac->algorithm = algorithm;
}
int32_t mz_crypt_hmac_copy(void *src_handle, void *target_handle) {
mz_crypt_hmac *source = (mz_crypt_hmac *)src_handle;
mz_crypt_hmac *target = (mz_crypt_hmac *)target_handle;
if (source == NULL || target == NULL)
return MZ_PARAM_ERROR;
memcpy(&target->ctx, &source->ctx, sizeof(CCHmacContext));
return MZ_OK;
}
void *mz_crypt_hmac_create(void **handle) {
mz_crypt_hmac *hmac = NULL;
hmac = (mz_crypt_hmac *)MZ_ALLOC(sizeof(mz_crypt_hmac));
if (hmac != NULL) {
memset(hmac, 0, sizeof(mz_crypt_hmac));
hmac->algorithm = MZ_HASH_SHA256;
}
if (handle != NULL)
*handle = hmac;
return hmac;
}
void mz_crypt_hmac_delete(void **handle) {
mz_crypt_hmac *hmac = NULL;
if (handle == NULL)
return;
hmac = (mz_crypt_hmac *)*handle;
if (hmac != NULL) {
mz_crypt_hmac_free(*handle);
MZ_FREE(hmac);
}
*handle = NULL;
}
/***************************************************************************/
#if defined(MZ_ZIP_SIGNING)
int32_t mz_crypt_sign(uint8_t *message, int32_t message_size, uint8_t *cert_data, int32_t cert_data_size,
const char *cert_pwd, uint8_t **signature, int32_t *signature_size) {
CFStringRef password_ref = NULL;
CFDictionaryRef options_dict = NULL;
CFDictionaryRef identity_trust = NULL;
CFDataRef signature_out = NULL;
CFDataRef pkcs12_data = NULL;
CFArrayRef items = 0;
SecIdentityRef identity = NULL;
SecTrustRef trust = NULL;
OSStatus status = noErr;
const void *options_key[2] = { kSecImportExportPassphrase, kSecReturnRef };
const void *options_values[2] = { 0, kCFBooleanTrue };
int32_t err = MZ_SIGN_ERROR;
if (message == NULL || cert_data == NULL || signature == NULL || signature_size == NULL)
return MZ_PARAM_ERROR;
*signature = NULL;
*signature_size = 0;
password_ref = CFStringCreateWithCString(0, cert_pwd, kCFStringEncodingUTF8);
options_values[0] = password_ref;
options_dict = CFDictionaryCreate(0, options_key, options_values, 2, 0, 0);
if (options_dict)
pkcs12_data = CFDataCreate(0, cert_data, cert_data_size);
if (pkcs12_data)
status = SecPKCS12Import(pkcs12_data, options_dict, &items);
if (status == noErr)
identity_trust = CFArrayGetValueAtIndex(items, 0);
if (identity_trust)
identity = (SecIdentityRef)CFDictionaryGetValue(identity_trust, kSecImportItemIdentity);
if (identity)
trust = (SecTrustRef)CFDictionaryGetValue(identity_trust, kSecImportItemTrust);
if (trust) {
status = CMSEncodeContent(identity, NULL, NULL, FALSE, 0, message, message_size, &signature_out);
if (status == errSecSuccess) {
*signature_size = CFDataGetLength(signature_out);
*signature = (uint8_t *)MZ_ALLOC(*signature_size);
memcpy(*signature, CFDataGetBytePtr(signature_out), *signature_size);
err = MZ_OK;
}
}
if (signature_out)
CFRelease(signature_out);
if (items)
CFRelease(items);
if (pkcs12_data)
CFRelease(pkcs12_data);
if (options_dict)
CFRelease(options_dict);
if (password_ref)
CFRelease(password_ref);
return err;
}
int32_t mz_crypt_sign_verify(uint8_t *message, int32_t message_size, uint8_t *signature, int32_t signature_size) {
CMSDecoderRef decoder = NULL;
CMSSignerStatus signer_status = 0;
CFDataRef message_out = NULL;
SecPolicyRef trust_policy = NULL;
OSStatus status = noErr;
OSStatus verify_status = noErr;
size_t signer_count = 0;
size_t i = 0;
int32_t err = MZ_SIGN_ERROR;
if (message == NULL || signature == NULL)
return MZ_PARAM_ERROR;
status = CMSDecoderCreate(&decoder);
if (status == errSecSuccess)
status = CMSDecoderUpdateMessage(decoder, signature, signature_size);
if (status == errSecSuccess)
status = CMSDecoderFinalizeMessage(decoder);
if (status == errSecSuccess)
trust_policy = SecPolicyCreateBasicX509();
if (status == errSecSuccess && trust_policy) {
CMSDecoderGetNumSigners(decoder, &signer_count);
if (signer_count > 0)
err = MZ_OK;
for (i = 0; i < signer_count; i += 1) {
status = CMSDecoderCopySignerStatus(decoder, i, trust_policy, TRUE, &signer_status, NULL, &verify_status);
if (status != errSecSuccess || verify_status != 0 || signer_status != kCMSSignerValid) {
err = MZ_SIGN_ERROR;
break;
}
}
}
if (err == MZ_OK) {
status = CMSDecoderCopyContent(decoder, &message_out);
if ((status != errSecSuccess) ||
(CFDataGetLength(message_out) != message_size) ||
(memcmp(message, CFDataGetBytePtr(message_out), message_size) != 0))
err = MZ_SIGN_ERROR;
}
if (trust_policy)
CFRelease(trust_policy);
if (decoder)
CFRelease(decoder);
return err;
}
#endif

638
Externals/minizip/mz_crypt_openssl.c vendored Normal file
View File

@ -0,0 +1,638 @@
/* mz_crypt_openssl.c -- Crypto/hash functions for OpenSSL
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include <openssl/err.h>
#include <openssl/engine.h>
#include <openssl/rand.h>
#include <openssl/sha.h>
#include <openssl/aes.h>
#include <openssl/crypto.h>
#include <openssl/evp.h>
#include <openssl/hmac.h>
#if defined(MZ_ZIP_SIGNING)
/* Note: https://www.imperialviolet.org/2015/10/17/boringssl.html says that
BoringSSL does not support CMS. "#include <etc/cms.h>" will fail. See
https://bugs.chromium.org/p/boringssl/issues/detail?id=421
*/
#include <openssl/cms.h>
#include <openssl/pkcs12.h>
#include <openssl/x509.h>
#endif
/***************************************************************************/
static void mz_crypt_init(void) {
static int32_t openssl_initialized = 0;
if (openssl_initialized == 0) {
OpenSSL_add_all_algorithms();
ERR_load_BIO_strings();
ERR_load_crypto_strings();
ENGINE_load_builtin_engines();
ENGINE_register_all_complete();
openssl_initialized = 1;
}
}
int32_t mz_crypt_rand(uint8_t *buf, int32_t size) {
int32_t result = 0;
result = RAND_bytes(buf, size);
if (!result)
return MZ_CRYPT_ERROR;
return size;
}
/***************************************************************************/
typedef struct mz_crypt_sha_s {
SHA256_CTX ctx256;
SHA_CTX ctx1;
int32_t initialized;
int32_t error;
uint16_t algorithm;
} mz_crypt_sha;
/***************************************************************************/
void mz_crypt_sha_reset(void *handle) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
sha->error = 0;
sha->initialized = 0;
mz_crypt_init();
}
int32_t mz_crypt_sha_begin(void *handle) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
int32_t result = 0;
if (sha == NULL)
return MZ_PARAM_ERROR;
mz_crypt_sha_reset(handle);
if (sha->algorithm == MZ_HASH_SHA1)
result = SHA1_Init(&sha->ctx1);
else
result = SHA256_Init(&sha->ctx256);
if (!result) {
sha->error = ERR_get_error();
return MZ_HASH_ERROR;
}
sha->initialized = 1;
return MZ_OK;
}
int32_t mz_crypt_sha_update(void *handle, const void *buf, int32_t size) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
int32_t result = 0;
if (sha == NULL || buf == NULL || !sha->initialized)
return MZ_PARAM_ERROR;
if (sha->algorithm == MZ_HASH_SHA1)
result = SHA1_Update(&sha->ctx1, buf, size);
else
result = SHA256_Update(&sha->ctx256, buf, size);
if (!result) {
sha->error = ERR_get_error();
return MZ_HASH_ERROR;
}
return size;
}
int32_t mz_crypt_sha_end(void *handle, uint8_t *digest, int32_t digest_size) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
int32_t result = 0;
if (sha == NULL || digest == NULL || !sha->initialized)
return MZ_PARAM_ERROR;
if (sha->algorithm == MZ_HASH_SHA1) {
if (digest_size < MZ_HASH_SHA1_SIZE)
return MZ_BUF_ERROR;
result = SHA1_Final(digest, &sha->ctx1);
} else {
if (digest_size < MZ_HASH_SHA256_SIZE)
return MZ_BUF_ERROR;
result = SHA256_Final(digest, &sha->ctx256);
}
if (!result) {
sha->error = ERR_get_error();
return MZ_HASH_ERROR;
}
return MZ_OK;
}
void mz_crypt_sha_set_algorithm(void *handle, uint16_t algorithm) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
sha->algorithm = algorithm;
}
void *mz_crypt_sha_create(void **handle) {
mz_crypt_sha *sha = NULL;
sha = (mz_crypt_sha *)MZ_ALLOC(sizeof(mz_crypt_sha));
if (sha != NULL) {
memset(sha, 0, sizeof(mz_crypt_sha));
sha->algorithm = MZ_HASH_SHA256;
}
if (handle != NULL)
*handle = sha;
return sha;
}
void mz_crypt_sha_delete(void **handle) {
mz_crypt_sha *sha = NULL;
if (handle == NULL)
return;
sha = (mz_crypt_sha *)*handle;
if (sha != NULL) {
mz_crypt_sha_reset(*handle);
MZ_FREE(sha);
}
*handle = NULL;
}
/***************************************************************************/
typedef struct mz_crypt_aes_s {
AES_KEY key;
int32_t mode;
int32_t error;
uint8_t *key_copy;
int32_t key_length;
} mz_crypt_aes;
/***************************************************************************/
void mz_crypt_aes_reset(void *handle) {
MZ_UNUSED(handle);
mz_crypt_init();
}
int32_t mz_crypt_aes_encrypt(void *handle, uint8_t *buf, int32_t size) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
if (aes == NULL || buf == NULL)
return MZ_PARAM_ERROR;
if (size != MZ_AES_BLOCK_SIZE)
return MZ_PARAM_ERROR;
AES_encrypt(buf, buf, &aes->key);
/* Equivalent to AES_ecb_encrypt with AES_ENCRYPT */
return size;
}
int32_t mz_crypt_aes_decrypt(void *handle, uint8_t *buf, int32_t size) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
if (aes == NULL || buf == NULL)
return MZ_PARAM_ERROR;
if (size != MZ_AES_BLOCK_SIZE)
return MZ_PARAM_ERROR;
AES_decrypt(buf, buf, &aes->key);
/* Equivalent to AES_ecb_encrypt with AES_DECRYPT */
return size;
}
int32_t mz_crypt_aes_set_encrypt_key(void *handle, const void *key, int32_t key_length) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
int32_t result = 0;
int32_t key_bits = 0;
if (aes == NULL || key == NULL)
return MZ_PARAM_ERROR;
mz_crypt_aes_reset(handle);
key_bits = key_length * 8;
result = AES_set_encrypt_key(key, key_bits, &aes->key);
if (result) {
aes->error = ERR_get_error();
return MZ_HASH_ERROR;
}
return MZ_OK;
}
int32_t mz_crypt_aes_set_decrypt_key(void *handle, const void *key, int32_t key_length) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
int32_t result = 0;
int32_t key_bits = 0;
if (aes == NULL || key == NULL)
return MZ_PARAM_ERROR;
mz_crypt_aes_reset(handle);
key_bits = key_length * 8;
result = AES_set_decrypt_key(key, key_bits, &aes->key);
if (result) {
aes->error = ERR_get_error();
return MZ_HASH_ERROR;
}
return MZ_OK;
}
void mz_crypt_aes_set_mode(void *handle, int32_t mode) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
aes->mode = mode;
}
void *mz_crypt_aes_create(void **handle) {
mz_crypt_aes *aes = NULL;
aes = (mz_crypt_aes *)MZ_ALLOC(sizeof(mz_crypt_aes));
if (aes != NULL)
memset(aes, 0, sizeof(mz_crypt_aes));
if (handle != NULL)
*handle = aes;
return aes;
}
void mz_crypt_aes_delete(void **handle) {
mz_crypt_aes *aes = NULL;
if (handle == NULL)
return;
aes = (mz_crypt_aes *)*handle;
if (aes != NULL)
MZ_FREE(aes);
*handle = NULL;
}
/***************************************************************************/
typedef struct mz_crypt_hmac_s {
HMAC_CTX *ctx;
int32_t initialized;
int32_t error;
uint16_t algorithm;
} mz_crypt_hmac;
/***************************************************************************/
#if (OPENSSL_VERSION_NUMBER < 0x10100000L) || (defined(LIBRESSL_VERSION_NUMBER) && (LIBRESSL_VERSION_NUMBER < 0x2070000fL))
static HMAC_CTX *HMAC_CTX_new(void) {
HMAC_CTX *ctx = OPENSSL_malloc(sizeof(HMAC_CTX));
if (ctx != NULL)
HMAC_CTX_init(ctx);
return ctx;
}
static void HMAC_CTX_free(HMAC_CTX *ctx) {
if (ctx != NULL) {
HMAC_CTX_cleanup(ctx);
OPENSSL_free(ctx);
}
}
#endif
/***************************************************************************/
void mz_crypt_hmac_reset(void *handle) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
HMAC_CTX_free(hmac->ctx);
hmac->ctx = NULL;
hmac->error = 0;
mz_crypt_init();
}
int32_t mz_crypt_hmac_init(void *handle, const void *key, int32_t key_length) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
int32_t result = 0;
const EVP_MD *evp_md = NULL;
if (hmac == NULL || key == NULL)
return MZ_PARAM_ERROR;
mz_crypt_hmac_reset(handle);
hmac->ctx = HMAC_CTX_new();
if (hmac->algorithm == MZ_HASH_SHA1)
evp_md = EVP_sha1();
else
evp_md = EVP_sha256();
result = HMAC_Init_ex(hmac->ctx, key, key_length, evp_md, NULL);
if (!result) {
hmac->error = ERR_get_error();
return MZ_HASH_ERROR;
}
return MZ_OK;
}
int32_t mz_crypt_hmac_update(void *handle, const void *buf, int32_t size) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
int32_t result = 0;
if (hmac == NULL || buf == NULL)
return MZ_PARAM_ERROR;
result = HMAC_Update(hmac->ctx, buf, size);
if (!result) {
hmac->error = ERR_get_error();
return MZ_HASH_ERROR;
}
return MZ_OK;
}
int32_t mz_crypt_hmac_end(void *handle, uint8_t *digest, int32_t digest_size) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
int32_t result = 0;
if (hmac == NULL || digest == NULL)
return MZ_PARAM_ERROR;
if (hmac->algorithm == MZ_HASH_SHA1) {
if (digest_size < MZ_HASH_SHA1_SIZE)
return MZ_BUF_ERROR;
result = HMAC_Final(hmac->ctx, digest, (uint32_t *)&digest_size);
} else {
if (digest_size < MZ_HASH_SHA256_SIZE)
return MZ_BUF_ERROR;
result = HMAC_Final(hmac->ctx, digest, (uint32_t *)&digest_size);
}
if (!result) {
hmac->error = ERR_get_error();
return MZ_HASH_ERROR;
}
return MZ_OK;
}
void mz_crypt_hmac_set_algorithm(void *handle, uint16_t algorithm) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
hmac->algorithm = algorithm;
}
int32_t mz_crypt_hmac_copy(void *src_handle, void *target_handle) {
mz_crypt_hmac *source = (mz_crypt_hmac *)src_handle;
mz_crypt_hmac *target = (mz_crypt_hmac *)target_handle;
int32_t result = 0;
if (source == NULL || target == NULL)
return MZ_PARAM_ERROR;
mz_crypt_hmac_reset(target_handle);
if (target->ctx == NULL)
target->ctx = HMAC_CTX_new();
result = HMAC_CTX_copy(target->ctx, source->ctx);
if (!result) {
target->error = ERR_get_error();
return MZ_HASH_ERROR;
}
return MZ_OK;
}
void *mz_crypt_hmac_create(void **handle) {
mz_crypt_hmac *hmac = NULL;
hmac = (mz_crypt_hmac *)MZ_ALLOC(sizeof(mz_crypt_hmac));
if (hmac != NULL) {
memset(hmac, 0, sizeof(mz_crypt_hmac));
hmac->algorithm = MZ_HASH_SHA256;
}
if (handle != NULL)
*handle = hmac;
return hmac;
}
void mz_crypt_hmac_delete(void **handle) {
mz_crypt_hmac *hmac = NULL;
if (handle == NULL)
return;
hmac = (mz_crypt_hmac *)*handle;
if (hmac != NULL) {
mz_crypt_hmac_reset(*handle);
MZ_FREE(hmac);
}
*handle = NULL;
}
/***************************************************************************/
#if defined(MZ_ZIP_SIGNING)
int32_t mz_crypt_sign(uint8_t *message, int32_t message_size, uint8_t *cert_data, int32_t cert_data_size,
const char *cert_pwd, uint8_t **signature, int32_t *signature_size) {
PKCS12 *p12 = NULL;
EVP_PKEY *evp_pkey = NULL;
BUF_MEM *buf_mem = NULL;
BIO *cert_bio = NULL;
BIO *message_bio = NULL;
BIO *signature_bio = NULL;
CMS_ContentInfo *cms = NULL;
CMS_SignerInfo *signer_info = NULL;
STACK_OF(X509) *ca_stack = NULL;
X509 *cert = NULL;
int32_t result = 0;
int32_t err = MZ_OK;
if (message == NULL || cert_data == NULL || signature == NULL || signature_size == NULL)
return MZ_PARAM_ERROR;
mz_crypt_init();
*signature = NULL;
*signature_size = 0;
cert_bio = BIO_new_mem_buf(cert_data, cert_data_size);
if (d2i_PKCS12_bio(cert_bio, &p12) == NULL)
err = MZ_SIGN_ERROR;
if (err == MZ_OK)
result = PKCS12_parse(p12, cert_pwd, &evp_pkey, &cert, &ca_stack);
if (result) {
cms = CMS_sign(NULL, NULL, ca_stack, NULL, CMS_BINARY | CMS_PARTIAL);
if (cms)
signer_info = CMS_add1_signer(cms, cert, evp_pkey, EVP_sha256(), 0);
if (signer_info == NULL) {
err = MZ_SIGN_ERROR;
} else {
message_bio = BIO_new_mem_buf(message, message_size);
signature_bio = BIO_new(BIO_s_mem());
result = CMS_final(cms, message_bio, NULL, CMS_BINARY);
if (result)
result = i2d_CMS_bio(signature_bio, cms);
if (result) {
BIO_flush(signature_bio);
BIO_get_mem_ptr(signature_bio, &buf_mem);
*signature_size = buf_mem->length;
*signature = MZ_ALLOC(buf_mem->length);
memcpy(*signature, buf_mem->data, buf_mem->length);
}
#if 0
BIO *yy = BIO_new_file("xyz", "wb");
BIO_write(yy, *signature, *signature_size);
BIO_flush(yy);
BIO_free(yy);
#endif
}
}
if (!result)
err = MZ_SIGN_ERROR;
if (cms)
CMS_ContentInfo_free(cms);
if (signature_bio)
BIO_free(signature_bio);
if (cert_bio)
BIO_free(cert_bio);
if (message_bio)
BIO_free(message_bio);
if (p12)
PKCS12_free(p12);
if (err != MZ_OK && *signature != NULL) {
MZ_FREE(*signature);
*signature = NULL;
*signature_size = 0;
}
return err;
}
int32_t mz_crypt_sign_verify(uint8_t *message, int32_t message_size, uint8_t *signature, int32_t signature_size) {
CMS_ContentInfo *cms = NULL;
STACK_OF(X509) *signers = NULL;
STACK_OF(X509) *intercerts = NULL;
X509_STORE *cert_store = NULL;
X509_LOOKUP *lookup = NULL;
X509_STORE_CTX *store_ctx = NULL;
BIO *message_bio = NULL;
BIO *signature_bio = NULL;
BUF_MEM *buf_mem = NULL;
int32_t signer_count = 0;
int32_t result = 0;
int32_t i = 0;
int32_t err = MZ_SIGN_ERROR;
if (message == NULL || message_size == 0 || signature == NULL || signature_size == 0)
return MZ_PARAM_ERROR;
mz_crypt_init();
cert_store = X509_STORE_new();
X509_STORE_load_locations(cert_store, "cacert.pem", NULL);
X509_STORE_set_default_paths(cert_store);
#if 0
BIO *yy = BIO_new_file("xyz", "wb");
BIO_write(yy, signature, signature_size);
BIO_flush(yy);
BIO_free(yy);
#endif
lookup = X509_STORE_add_lookup(cert_store, X509_LOOKUP_file());
if (lookup != NULL)
X509_LOOKUP_load_file(lookup, "cacert.pem", X509_FILETYPE_PEM);
lookup = X509_STORE_add_lookup(cert_store, X509_LOOKUP_hash_dir());
if (lookup != NULL)
X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT);
signature_bio = BIO_new_mem_buf(signature, signature_size);
message_bio = BIO_new(BIO_s_mem());
cms = d2i_CMS_bio(signature_bio, NULL);
if (cms) {
result = CMS_verify(cms, NULL, cert_store, NULL, message_bio, CMS_NO_SIGNER_CERT_VERIFY | CMS_BINARY);
if (result)
signers = CMS_get0_signers(cms);
if (signers)
intercerts = CMS_get1_certs(cms);
if (intercerts) {
/* Verify signer certificates */
signer_count = sk_X509_num(signers);
if (signer_count > 0)
err = MZ_OK;
for (i = 0; i < signer_count; i++) {
store_ctx = X509_STORE_CTX_new();
X509_STORE_CTX_init(store_ctx, cert_store, sk_X509_value(signers, i), intercerts);
result = X509_verify_cert(store_ctx);
if (store_ctx)
X509_STORE_CTX_free(store_ctx);
if (!result) {
err = MZ_SIGN_ERROR;
break;
}
}
}
BIO_get_mem_ptr(message_bio, &buf_mem);
if (err == MZ_OK) {
/* Verify the message */
if (((int32_t)buf_mem->length != message_size) ||
(memcmp(buf_mem->data, message, message_size) != 0))
err = MZ_SIGN_ERROR;
}
}
#if 0
if (!result)
printf(ERR_error_string(ERR_get_error(), NULL));
#endif
if (cms)
CMS_ContentInfo_free(cms);
if (message_bio)
BIO_free(message_bio);
if (signature_bio)
BIO_free(signature_bio);
if (cert_store)
X509_STORE_free(cert_store);
return err;
}
#endif

739
Externals/minizip/mz_crypt_win32.c vendored Normal file
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@ -0,0 +1,739 @@
/* mz_crypt_win32.c -- Crypto/hash functions for Windows
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_os.h"
#include "mz_crypt.h"
#include <windows.h>
#include <wincrypt.h>
/***************************************************************************/
int32_t mz_crypt_rand(uint8_t *buf, int32_t size) {
HCRYPTPROV provider;
int32_t result = 0;
result = CryptAcquireContext(&provider, NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT | CRYPT_SILENT);
if (result) {
result = CryptGenRandom(provider, size, buf);
CryptReleaseContext(provider, 0);
if (result)
return size;
}
return mz_os_rand(buf, size);
}
/***************************************************************************/
typedef struct mz_crypt_sha_s {
HCRYPTPROV provider;
HCRYPTHASH hash;
int32_t error;
uint16_t algorithm;
} mz_crypt_sha;
/***************************************************************************/
void mz_crypt_sha_reset(void *handle) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
if (sha->hash)
CryptDestroyHash(sha->hash);
sha->hash = 0;
if (sha->provider)
CryptReleaseContext(sha->provider, 0);
sha->provider = 0;
sha->error = 0;
}
int32_t mz_crypt_sha_begin(void *handle) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
ALG_ID alg_id = 0;
int32_t result = 0;
int32_t err = MZ_OK;
if (sha == NULL)
return MZ_PARAM_ERROR;
if (sha->algorithm == MZ_HASH_SHA1)
alg_id = CALG_SHA1;
else
alg_id = CALG_SHA_256;
result = CryptAcquireContext(&sha->provider, NULL, NULL, PROV_RSA_AES, CRYPT_VERIFYCONTEXT | CRYPT_SILENT);
if (!result) {
sha->error = GetLastError();
err = MZ_CRYPT_ERROR;
}
if (result) {
result = CryptCreateHash(sha->provider, alg_id, 0, 0, &sha->hash);
if (!result) {
sha->error = GetLastError();
err = MZ_HASH_ERROR;
}
}
return err;
}
int32_t mz_crypt_sha_update(void *handle, const void *buf, int32_t size) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
int32_t result = 0;
if (sha == NULL || buf == NULL || sha->hash == 0)
return MZ_PARAM_ERROR;
result = CryptHashData(sha->hash, buf, size, 0);
if (!result) {
sha->error = GetLastError();
return MZ_HASH_ERROR;
}
return size;
}
int32_t mz_crypt_sha_end(void *handle, uint8_t *digest, int32_t digest_size) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
int32_t result = 0;
int32_t expected_size = 0;
if (sha == NULL || digest == NULL || sha->hash == 0)
return MZ_PARAM_ERROR;
result = CryptGetHashParam(sha->hash, HP_HASHVAL, NULL, (DWORD *)&expected_size, 0);
if (expected_size > digest_size)
return MZ_BUF_ERROR;
if (!result)
return MZ_HASH_ERROR;
result = CryptGetHashParam(sha->hash, HP_HASHVAL, digest, (DWORD *)&digest_size, 0);
if (!result) {
sha->error = GetLastError();
return MZ_HASH_ERROR;
}
return MZ_OK;
}
void mz_crypt_sha_set_algorithm(void *handle, uint16_t algorithm) {
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
sha->algorithm = algorithm;
}
void *mz_crypt_sha_create(void **handle) {
mz_crypt_sha *sha = NULL;
sha = (mz_crypt_sha *)MZ_ALLOC(sizeof(mz_crypt_sha));
if (sha != NULL) {
memset(sha, 0, sizeof(mz_crypt_sha));
sha->algorithm = MZ_HASH_SHA256;
}
if (handle != NULL)
*handle = sha;
return sha;
}
void mz_crypt_sha_delete(void **handle) {
mz_crypt_sha *sha = NULL;
if (handle == NULL)
return;
sha = (mz_crypt_sha *)*handle;
if (sha != NULL) {
mz_crypt_sha_reset(*handle);
MZ_FREE(sha);
}
*handle = NULL;
}
/***************************************************************************/
typedef struct mz_crypt_aes_s {
HCRYPTPROV provider;
HCRYPTKEY key;
int32_t mode;
int32_t error;
} mz_crypt_aes;
/***************************************************************************/
static void mz_crypt_aes_free(void *handle) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
if (aes->key)
CryptDestroyKey(aes->key);
aes->key = 0;
if (aes->provider)
CryptReleaseContext(aes->provider, 0);
aes->provider = 0;
}
void mz_crypt_aes_reset(void *handle) {
mz_crypt_aes_free(handle);
}
int32_t mz_crypt_aes_encrypt(void *handle, uint8_t *buf, int32_t size) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
int32_t result = 0;
if (aes == NULL || buf == NULL)
return MZ_PARAM_ERROR;
if (size != MZ_AES_BLOCK_SIZE)
return MZ_PARAM_ERROR;
result = CryptEncrypt(aes->key, 0, 0, 0, buf, (DWORD *)&size, size);
if (!result) {
aes->error = GetLastError();
return MZ_CRYPT_ERROR;
}
return size;
}
int32_t mz_crypt_aes_decrypt(void *handle, uint8_t *buf, int32_t size) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
int32_t result = 0;
if (aes == NULL || buf == NULL)
return MZ_PARAM_ERROR;
if (size != MZ_AES_BLOCK_SIZE)
return MZ_PARAM_ERROR;
result = CryptDecrypt(aes->key, 0, 0, 0, buf, (DWORD *)&size);
if (!result) {
aes->error = GetLastError();
return MZ_CRYPT_ERROR;
}
return size;
}
static int32_t mz_crypt_aes_set_key(void *handle, const void *key, int32_t key_length) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
HCRYPTHASH hash = 0;
ALG_ID alg_id = 0;
typedef struct key_blob_header_s {
BLOBHEADER hdr;
uint32_t key_length;
} key_blob_header_s;
key_blob_header_s *key_blob_s = NULL;
uint32_t mode = CRYPT_MODE_ECB;
uint8_t *key_blob = NULL;
int32_t key_blob_size = 0;
int32_t result = 0;
int32_t err = MZ_OK;
if (aes == NULL || key == NULL)
return MZ_PARAM_ERROR;
mz_crypt_aes_reset(handle);
if (key_length == MZ_AES_KEY_LENGTH(MZ_AES_ENCRYPTION_MODE_128))
alg_id = CALG_AES_128;
else if (key_length == MZ_AES_KEY_LENGTH(MZ_AES_ENCRYPTION_MODE_192))
alg_id = CALG_AES_192;
else if (key_length == MZ_AES_KEY_LENGTH(MZ_AES_ENCRYPTION_MODE_256))
alg_id = CALG_AES_256;
else
return MZ_PARAM_ERROR;
result = CryptAcquireContext(&aes->provider, NULL, MS_ENH_RSA_AES_PROV, PROV_RSA_AES, CRYPT_VERIFYCONTEXT | CRYPT_SILENT);
if (result) {
key_blob_size = sizeof(key_blob_header_s) + key_length;
key_blob = (uint8_t *)MZ_ALLOC(key_blob_size);
if (key_blob) {
key_blob_s = (key_blob_header_s *)key_blob;
key_blob_s->hdr.bType = PLAINTEXTKEYBLOB;
key_blob_s->hdr.bVersion = CUR_BLOB_VERSION;
key_blob_s->hdr.aiKeyAlg = alg_id;
key_blob_s->hdr.reserved = 0;
key_blob_s->key_length = key_length;
memcpy(key_blob + sizeof(key_blob_header_s), key, key_length);
result = CryptImportKey(aes->provider, key_blob, key_blob_size, 0, 0, &aes->key);
SecureZeroMemory(key_blob, key_blob_size);
MZ_FREE(key_blob);
} else {
err = MZ_MEM_ERROR;
}
}
if (result && err == MZ_OK)
result = CryptSetKeyParam(aes->key, KP_MODE, (const uint8_t *)&mode, 0);
if (!result && err == MZ_OK) {
aes->error = GetLastError();
err = MZ_CRYPT_ERROR;
}
if (hash)
CryptDestroyHash(hash);
return err;
}
int32_t mz_crypt_aes_set_encrypt_key(void *handle, const void *key, int32_t key_length) {
return mz_crypt_aes_set_key(handle, key, key_length);
}
int32_t mz_crypt_aes_set_decrypt_key(void *handle, const void *key, int32_t key_length) {
return mz_crypt_aes_set_key(handle, key, key_length);
}
void mz_crypt_aes_set_mode(void *handle, int32_t mode) {
mz_crypt_aes *aes = (mz_crypt_aes *)handle;
aes->mode = mode;
}
void *mz_crypt_aes_create(void **handle) {
mz_crypt_aes *aes = NULL;
aes = (mz_crypt_aes *)MZ_ALLOC(sizeof(mz_crypt_aes));
if (aes != NULL)
memset(aes, 0, sizeof(mz_crypt_aes));
if (handle != NULL)
*handle = aes;
return aes;
}
void mz_crypt_aes_delete(void **handle) {
mz_crypt_aes *aes = NULL;
if (handle == NULL)
return;
aes = (mz_crypt_aes *)*handle;
if (aes != NULL) {
mz_crypt_aes_free(*handle);
MZ_FREE(aes);
}
*handle = NULL;
}
/***************************************************************************/
typedef struct mz_crypt_hmac_s {
HCRYPTPROV provider;
HCRYPTHASH hash;
HCRYPTKEY key;
HMAC_INFO info;
int32_t mode;
int32_t error;
uint16_t algorithm;
} mz_crypt_hmac;
/***************************************************************************/
static void mz_crypt_hmac_free(void *handle) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
if (hmac->key)
CryptDestroyKey(hmac->key);
hmac->key = 0;
if (hmac->hash)
CryptDestroyHash(hmac->hash);
hmac->hash = 0;
if (hmac->provider)
CryptReleaseContext(hmac->provider, 0);
hmac->provider = 0;
memset(&hmac->info, 0, sizeof(hmac->info));
}
void mz_crypt_hmac_reset(void *handle) {
mz_crypt_hmac_free(handle);
}
int32_t mz_crypt_hmac_init(void *handle, const void *key, int32_t key_length) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
ALG_ID alg_id = 0;
typedef struct key_blob_header_s {
BLOBHEADER hdr;
uint32_t key_length;
} key_blob_header_s;
key_blob_header_s *key_blob_s = NULL;
uint8_t *key_blob = NULL;
int32_t key_blob_size = 0;
int32_t result = 0;
int32_t err = MZ_OK;
if (hmac == NULL || key == NULL)
return MZ_PARAM_ERROR;
mz_crypt_hmac_reset(handle);
if (hmac->algorithm == MZ_HASH_SHA1)
alg_id = CALG_SHA1;
else
alg_id = CALG_SHA_256;
hmac->info.HashAlgid = alg_id;
result = CryptAcquireContext(&hmac->provider, NULL, MS_ENHANCED_PROV, PROV_RSA_FULL,
CRYPT_VERIFYCONTEXT | CRYPT_SILENT);
if (!result) {
hmac->error = GetLastError();
err = MZ_CRYPT_ERROR;
} else {
/* Zero-pad odd key lengths */
if (key_length % 2 == 1)
key_length += 1;
key_blob_size = sizeof(key_blob_header_s) + key_length;
key_blob = (uint8_t *)MZ_ALLOC(key_blob_size);
}
if (key_blob) {
memset(key_blob, 0, key_blob_size);
key_blob_s = (key_blob_header_s *)key_blob;
key_blob_s->hdr.bType = PLAINTEXTKEYBLOB;
key_blob_s->hdr.bVersion = CUR_BLOB_VERSION;
key_blob_s->hdr.aiKeyAlg = CALG_RC2;
key_blob_s->hdr.reserved = 0;
key_blob_s->key_length = key_length;
memcpy(key_blob + sizeof(key_blob_header_s), key, key_length);
result = CryptImportKey(hmac->provider, key_blob, key_blob_size, 0, CRYPT_IPSEC_HMAC_KEY, &hmac->key);
if (result)
result = CryptCreateHash(hmac->provider, CALG_HMAC, hmac->key, 0, &hmac->hash);
if (result)
result = CryptSetHashParam(hmac->hash, HP_HMAC_INFO, (uint8_t *)&hmac->info, 0);
SecureZeroMemory(key_blob, key_blob_size);
MZ_FREE(key_blob);
} else if (err == MZ_OK) {
err = MZ_MEM_ERROR;
}
if (!result) {
hmac->error = GetLastError();
err = MZ_CRYPT_ERROR;
}
if (err != MZ_OK)
mz_crypt_hmac_free(handle);
return err;
}
int32_t mz_crypt_hmac_update(void *handle, const void *buf, int32_t size) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
int32_t result = 0;
if (hmac == NULL || buf == NULL || hmac->hash == 0)
return MZ_PARAM_ERROR;
result = CryptHashData(hmac->hash, buf, size, 0);
if (!result) {
hmac->error = GetLastError();
return MZ_HASH_ERROR;
}
return MZ_OK;
}
int32_t mz_crypt_hmac_end(void *handle, uint8_t *digest, int32_t digest_size) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
int32_t result = 0;
int32_t expected_size = 0;
if (hmac == NULL || digest == NULL || hmac->hash == 0)
return MZ_PARAM_ERROR;
result = CryptGetHashParam(hmac->hash, HP_HASHVAL, NULL, (DWORD *)&expected_size, 0);
if (expected_size > digest_size)
return MZ_BUF_ERROR;
if (!result)
return MZ_HASH_ERROR;
result = CryptGetHashParam(hmac->hash, HP_HASHVAL, digest, (DWORD *)&digest_size, 0);
if (!result) {
hmac->error = GetLastError();
return MZ_HASH_ERROR;
}
return MZ_OK;
}
void mz_crypt_hmac_set_algorithm(void *handle, uint16_t algorithm) {
mz_crypt_hmac *hmac = (mz_crypt_hmac *)handle;
hmac->algorithm = algorithm;
}
int32_t mz_crypt_hmac_copy(void *src_handle, void *target_handle) {
mz_crypt_hmac *source = (mz_crypt_hmac *)src_handle;
mz_crypt_hmac *target = (mz_crypt_hmac *)target_handle;
int32_t result = 0;
int32_t err = MZ_OK;
if (target->hash) {
CryptDestroyHash(target->hash);
target->hash = 0;
}
result = CryptDuplicateHash(source->hash, NULL, 0, &target->hash);
if (!result) {
target->error = GetLastError();
err = MZ_HASH_ERROR;
}
return err;
}
void *mz_crypt_hmac_create(void **handle) {
mz_crypt_hmac *hmac = NULL;
hmac = (mz_crypt_hmac *)MZ_ALLOC(sizeof(mz_crypt_hmac));
if (hmac != NULL) {
memset(hmac, 0, sizeof(mz_crypt_hmac));
hmac->algorithm = MZ_HASH_SHA256;
}
if (handle != NULL)
*handle = hmac;
return hmac;
}
void mz_crypt_hmac_delete(void **handle) {
mz_crypt_hmac *hmac = NULL;
if (handle == NULL)
return;
hmac = (mz_crypt_hmac *)*handle;
if (hmac != NULL) {
mz_crypt_hmac_free(*handle);
MZ_FREE(hmac);
}
*handle = NULL;
}
/***************************************************************************/
#if defined(MZ_ZIP_SIGNING)
int32_t mz_crypt_sign(uint8_t *message, int32_t message_size, uint8_t *cert_data, int32_t cert_data_size,
const char *cert_pwd, uint8_t **signature, int32_t *signature_size) {
CRYPT_SIGN_MESSAGE_PARA sign_params;
CRYPT_DATA_BLOB cert_data_blob;
PCCERT_CONTEXT cert_context = NULL;
HCERTSTORE cert_store = 0;
wchar_t *password_wide = NULL;
int32_t result = 0;
int32_t err = MZ_OK;
uint32_t messages_sizes[1];
uint8_t *messages[1];
if (message == NULL || cert_data == NULL || signature == NULL || signature_size == NULL)
return MZ_PARAM_ERROR;
*signature = NULL;
*signature_size = 0;
cert_data_blob.pbData = cert_data;
cert_data_blob.cbData = cert_data_size;
password_wide = mz_os_unicode_string_create(cert_pwd, MZ_ENCODING_UTF8);
if (password_wide) {
cert_store = PFXImportCertStore(&cert_data_blob, password_wide, 0);
mz_os_unicode_string_delete(&password_wide);
}
if (cert_store == NULL)
cert_store = PFXImportCertStore(&cert_data_blob, L"", 0);
if (cert_store == NULL)
cert_store = PFXImportCertStore(&cert_data_blob, NULL, 0);
if (cert_store == NULL)
return MZ_PARAM_ERROR;
if (err == MZ_OK) {
cert_context = CertFindCertificateInStore(cert_store,
X509_ASN_ENCODING | PKCS_7_ASN_ENCODING, 0, CERT_FIND_HAS_PRIVATE_KEY, NULL, NULL);
if (cert_context == NULL)
err = MZ_PARAM_ERROR;
}
if (err == MZ_OK) {
memset(&sign_params, 0, sizeof(sign_params));
sign_params.cbSize = sizeof(sign_params);
sign_params.dwMsgEncodingType = PKCS_7_ASN_ENCODING | X509_ASN_ENCODING;
sign_params.pSigningCert = cert_context;
sign_params.HashAlgorithm.pszObjId = szOID_NIST_sha256;
sign_params.cMsgCert = 1;
sign_params.rgpMsgCert = &cert_context;
messages[0] = message;
messages_sizes[0] = message_size;
#if 0 /* Timestamp support */
CRYPT_ATTR_BLOB crypt_blob;
CRYPT_TIMESTAMP_CONTEXT *ts_context = NULL;
CRYPT_ATTRIBUTE unauth_attribs[1];
wchar_t *timestamp_url_wide = NULL;
const char *timestamp_url = NULL;
if (timestamp_url != NULL)
timestamp_url_wide = mz_os_unicode_string_create(timestamp_url);
if (timestamp_url_wide != NULL) {
result = CryptRetrieveTimeStamp(timestamp_url_wide,
TIMESTAMP_NO_AUTH_RETRIEVAL | TIMESTAMP_VERIFY_CONTEXT_SIGNATURE, 0, szOID_NIST_sha256,
NULL, message, message_size, &ts_context, NULL, NULL);
mz_os_unicode_string_delete(&timestamp_url_wide);
if ((result) && (ts_context != NULL)) {
crypt_blob.cbData = ts_context->cbEncoded;
crypt_blob.pbData = ts_context->pbEncoded;
unauth_attribs[0].pszObjId = "1.2.840.113549.1.9.16.2.14"; //id-smime-aa-timeStampToken
unauth_attribs[0].cValue = 1;
unauth_attribs[0].rgValue = &crypt_blob;
sign_params.rgUnauthAttr = &unauth_attribs[0];
sign_params.cUnauthAttr = 1;
}
}
if (ts_context != NULL)
CryptMemFree(ts_context);
if (result)
#endif
result = CryptSignMessage(&sign_params, FALSE, 1, (const BYTE **)messages, (DWORD *)messages_sizes,
NULL, (DWORD *)signature_size);
if (result && *signature_size > 0)
*signature = (uint8_t *)MZ_ALLOC(*signature_size);
if (result && *signature != NULL)
result = CryptSignMessage(&sign_params, FALSE, 1, (const BYTE **)messages, (DWORD *)messages_sizes,
*signature, (DWORD *)signature_size);
if (!result)
err = MZ_SIGN_ERROR;
}
if (cert_context != NULL)
CertFreeCertificateContext(cert_context);
if (cert_store != NULL)
CertCloseStore(cert_store, 0);
return err;
}
int32_t mz_crypt_sign_verify(uint8_t *message, int32_t message_size, uint8_t *signature, int32_t signature_size) {
CRYPT_VERIFY_MESSAGE_PARA verify_params;
CERT_CONTEXT *signer_cert = NULL;
CERT_CHAIN_PARA chain_para;
CERT_CHAIN_CONTEXT *chain_context = NULL;
CERT_CHAIN_POLICY_PARA chain_policy;
CERT_CHAIN_POLICY_STATUS chain_policy_status;
HCRYPTMSG crypt_msg = 0;
int32_t result = 0;
int32_t err = MZ_SIGN_ERROR;
uint8_t *decoded = NULL;
int32_t decoded_size = 0;
memset(&verify_params, 0, sizeof(verify_params));
verify_params.cbSize = sizeof(verify_params);
verify_params.dwMsgAndCertEncodingType = PKCS_7_ASN_ENCODING | X509_ASN_ENCODING;
result = CryptVerifyMessageSignature(&verify_params, 0, signature, signature_size,
NULL, (DWORD *)&decoded_size, NULL);
if (result && decoded_size > 0)
decoded = (uint8_t *)MZ_ALLOC(decoded_size);
if (result && decoded != NULL)
result = CryptVerifyMessageSignature(&verify_params, 0, signature, signature_size,
decoded, (DWORD *)&decoded_size, (const CERT_CONTEXT **)&signer_cert);
/* Get and validate certificate chain */
memset(&chain_para, 0, sizeof(chain_para));
if (result && signer_cert != NULL)
result = CertGetCertificateChain(NULL, signer_cert, NULL, NULL, &chain_para,
CERT_CHAIN_REVOCATION_CHECK_CHAIN_EXCLUDE_ROOT, NULL, (const CERT_CHAIN_CONTEXT **)&chain_context);
memset(&chain_policy, 0, sizeof(chain_policy));
chain_policy.cbSize = sizeof(CERT_CHAIN_POLICY_PARA);
memset(&chain_policy_status, 0, sizeof(chain_policy_status));
chain_policy_status.cbSize = sizeof(CERT_CHAIN_POLICY_STATUS);
if (result && chain_context != NULL)
result = CertVerifyCertificateChainPolicy(CERT_CHAIN_POLICY_BASE, chain_context,
&chain_policy, &chain_policy_status);
if (chain_policy_status.dwError != S_OK)
result = 0;
#if 0
crypt_msg = CryptMsgOpenToDecode(PKCS_7_ASN_ENCODING | X509_ASN_ENCODING, 0, 0, 0, NULL, NULL);
if (crypt_msg != NULL) {
/* Timestamp support */
PCRYPT_ATTRIBUTES unauth_attribs = NULL;
HCRYPTMSG ts_msg = 0;
uint8_t *ts_content = NULL;
int32_t ts_content_size = 0;
uint8_t *ts_signature = NULL;
int32_t ts_signature_size = 0;
result = CryptMsgUpdate(crypt_msg, signature, signature_size, 1);
if (result)
CryptMsgGetParam(crypt_msg, CMSG_SIGNER_UNAUTH_ATTR_PARAM, 0, NULL, &ts_signature_size);
if ((result) && (ts_signature_size > 0))
ts_signature = (uint8_t *)MZ_ALLOC(ts_signature_size);
if ((result) && (ts_signature != NULL)) {
result = CryptMsgGetParam(crypt_msg, CMSG_SIGNER_UNAUTH_ATTR_PARAM, 0, ts_signature,
&ts_signature_size);
if (result)
{
unauth_attribs = (PCRYPT_ATTRIBUTES)ts_signature;
if ((unauth_attribs->cAttr > 0) && (unauth_attribs->rgAttr[0].cValue > 0))
{
ts_content = unauth_attribs->rgAttr[0].rgValue->pbData;
ts_content_size = unauth_attribs->rgAttr[0].rgValue->cbData;
}
}
if ((result) && (ts_content != NULL))
result = CryptVerifyTimeStampSignature(ts_content, ts_content_size, decoded,
decoded_size, 0, &crypt_context, NULL, NULL);
if (result)
err = MZ_OK;
}
if (ts_signature != NULL)
MZ_FREE(ts_signature);
if (crypt_context != NULL)
CryptMemFree(crypt_context);
} else {
result = 0;
}
#endif
if ((result) && (decoded != NULL) && (decoded_size == message_size)) {
/* Verify cms message with our stored message */
if (memcmp(decoded, message, message_size) == 0)
err = MZ_OK;
}
if (chain_context != NULL)
CertFreeCertificateChain(chain_context);
if (signer_cert != NULL)
CertFreeCertificateContext(signer_cert);
if (crypt_msg != NULL)
CryptMsgClose(crypt_msg);
if (decoded != NULL)
MZ_FREE(decoded);
return err;
}
#endif

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/* mz_os.c -- System functions
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
Copyright (C) 1998-2010 Gilles Vollant
https://www.winimage.com/zLibDll/minizip.html
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_crypt.h"
#include "mz_os.h"
#include "mz_strm.h"
#include "mz_strm_os.h"
#include <ctype.h> /* tolower */
/***************************************************************************/
int32_t mz_path_combine(char *path, const char *join, int32_t max_path) {
int32_t path_len = 0;
if (path == NULL || join == NULL || max_path == 0)
return MZ_PARAM_ERROR;
path_len = (int32_t)strlen(path);
if (path_len == 0) {
strncpy(path, join, max_path - 1);
path[max_path - 1] = 0;
} else {
mz_path_append_slash(path, max_path, MZ_PATH_SLASH_PLATFORM);
strncat(path, join, max_path - path_len);
}
return MZ_OK;
}
int32_t mz_path_append_slash(char *path, int32_t max_path, char slash) {
int32_t path_len = (int32_t)strlen(path);
if ((path_len + 2) >= max_path)
return MZ_BUF_ERROR;
if (path[path_len - 1] != '\\' && path[path_len - 1] != '/') {
path[path_len] = slash;
path[path_len + 1] = 0;
}
return MZ_OK;
}
int32_t mz_path_remove_slash(char *path) {
int32_t path_len = (int32_t)strlen(path);
while (path_len > 0) {
if (path[path_len - 1] == '\\' || path[path_len - 1] == '/')
path[path_len - 1] = 0;
else
break;
path_len -= 1;
}
return MZ_OK;
}
int32_t mz_path_has_slash(const char *path) {
int32_t path_len = (int32_t)strlen(path);
if (path[path_len - 1] != '\\' && path[path_len - 1] != '/')
return MZ_EXIST_ERROR;
return MZ_OK;
}
int32_t mz_path_convert_slashes(char *path, char slash) {
int32_t i = 0;
for (i = 0; i < (int32_t)strlen(path); i += 1) {
if (path[i] == '\\' || path[i] == '/')
path[i] = slash;
}
return MZ_OK;
}
int32_t mz_path_compare_wc(const char *path, const char *wildcard, uint8_t ignore_case) {
while (*path != 0) {
switch (*wildcard) {
case '*':
if (*(wildcard + 1) == 0)
return MZ_OK;
while (*path != 0) {
if (mz_path_compare_wc(path, (wildcard + 1), ignore_case) == MZ_OK)
return MZ_OK;
path += 1;
}
return MZ_EXIST_ERROR;
default:
/* Ignore differences in path slashes on platforms */
if ((*path == '\\' && *wildcard == '/') || (*path == '/' && *wildcard == '\\'))
break;
if (ignore_case) {
if (tolower(*path) != tolower(*wildcard))
return MZ_EXIST_ERROR;
} else {
if (*path != *wildcard)
return MZ_EXIST_ERROR;
}
break;
}
path += 1;
wildcard += 1;
}
if ((*wildcard != 0) && (*wildcard != '*'))
return MZ_EXIST_ERROR;
return MZ_OK;
}
int32_t mz_path_resolve(const char *path, char *output, int32_t max_output) {
const char *source = path;
const char *check = output;
char *target = output;
if (max_output <= 0)
return MZ_PARAM_ERROR;
while (*source != 0 && max_output > 1) {
check = source;
if ((*check == '\\') || (*check == '/'))
check += 1;
if ((source == path) || (target == output) || (check != source)) {
/* Skip double paths */
if ((*check == '\\') || (*check == '/')) {
source += 1;
continue;
}
if (*check == '.') {
check += 1;
/* Remove . if at end of string and not at the beginning */
if ((*check == 0) && (source != path && target != output)) {
/* Copy last slash */
*target = *source;
target += 1;
max_output -= 1;
source += (check - source);
continue;
}
/* Remove . if not at end of string */
else if ((*check == '\\') || (*check == '/')) {
source += (check - source);
/* Skip slash if at beginning of string */
if (target == output && *source != 0)
source += 1;
continue;
}
/* Go to parent directory .. */
else if (*check == '.') {
check += 1;
if ((*check == 0) || (*check == '\\' || *check == '/')) {
source += (check - source);
/* Search backwards for previous slash */
if (target != output) {
target -= 1;
do {
if ((*target == '\\') || (*target == '/'))
break;
target -= 1;
max_output += 1;
} while (target > output);
}
if ((target == output) && (*source != 0))
source += 1;
if ((*target == '\\' || *target == '/') && (*source == 0))
target += 1;
*target = 0;
continue;
}
}
}
}
*target = *source;
source += 1;
target += 1;
max_output -= 1;
}
*target = 0;
if (*path == 0)
return MZ_INTERNAL_ERROR;
return MZ_OK;
}
int32_t mz_path_remove_filename(char *path) {
char *path_ptr = NULL;
if (path == NULL)
return MZ_PARAM_ERROR;
path_ptr = path + strlen(path) - 1;
while (path_ptr > path) {
if ((*path_ptr == '/') || (*path_ptr == '\\')) {
*path_ptr = 0;
break;
}
path_ptr -= 1;
}
if (path_ptr == path)
*path_ptr = 0;
return MZ_OK;
}
int32_t mz_path_remove_extension(char *path) {
char *path_ptr = NULL;
if (path == NULL)
return MZ_PARAM_ERROR;
path_ptr = path + strlen(path) - 1;
while (path_ptr > path) {
if ((*path_ptr == '/') || (*path_ptr == '\\'))
break;
if (*path_ptr == '.') {
*path_ptr = 0;
break;
}
path_ptr -= 1;
}
if (path_ptr == path)
*path_ptr = 0;
return MZ_OK;
}
int32_t mz_path_get_filename(const char *path, const char **filename) {
const char *match = NULL;
if (path == NULL || filename == NULL)
return MZ_PARAM_ERROR;
*filename = NULL;
for (match = path; *match != 0; match += 1) {
if ((*match == '\\') || (*match == '/'))
*filename = match + 1;
}
if (*filename == NULL)
return MZ_EXIST_ERROR;
return MZ_OK;
}
int32_t mz_dir_make(const char *path) {
int32_t err = MZ_OK;
int16_t len = 0;
char *current_dir = NULL;
char *match = NULL;
char hold = 0;
len = (int16_t)strlen(path);
if (len <= 0)
return 0;
current_dir = (char *)MZ_ALLOC((uint16_t)len + 1);
if (current_dir == NULL)
return MZ_MEM_ERROR;
strcpy(current_dir, path);
mz_path_remove_slash(current_dir);
err = mz_os_make_dir(current_dir);
if (err != MZ_OK) {
match = current_dir + 1;
while (1) {
while (*match != 0 && *match != '\\' && *match != '/')
match += 1;
hold = *match;
*match = 0;
err = mz_os_make_dir(current_dir);
if (err != MZ_OK)
break;
if (hold == 0)
break;
*match = hold;
match += 1;
}
}
MZ_FREE(current_dir);
return err;
}
int32_t mz_file_get_crc(const char *path, uint32_t *result_crc) {
void *stream = NULL;
uint32_t crc32 = 0;
int32_t read = 0;
int32_t err = MZ_OK;
uint8_t buf[16384];
mz_stream_os_create(&stream);
err = mz_stream_os_open(stream, path, MZ_OPEN_MODE_READ);
if (err == MZ_OK) {
do {
read = mz_stream_os_read(stream, buf, sizeof(buf));
if (read < 0) {
err = read;
break;
}
crc32 = mz_crypt_crc32_update(crc32, buf, read);
} while ((err == MZ_OK) && (read > 0));
mz_stream_os_close(stream);
}
*result_crc = crc32;
mz_stream_os_delete(&stream);
return err;
}
/***************************************************************************/

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/* mz_os.h -- System functions
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_OS_H
#define MZ_OS_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
#if defined(__APPLE__)
# define MZ_VERSION_MADEBY_HOST_SYSTEM (MZ_HOST_SYSTEM_OSX_DARWIN)
#elif defined(__riscos__)
# define MZ_VERSION_MADEBY_HOST_SYSTEM (MZ_HOST_SYSTEM_RISCOS)
#elif defined(_WIN32)
# define MZ_VERSION_MADEBY_HOST_SYSTEM (MZ_HOST_SYSTEM_WINDOWS_NTFS)
#else
# define MZ_VERSION_MADEBY_HOST_SYSTEM (MZ_HOST_SYSTEM_UNIX)
#endif
#if defined(HAVE_LZMA) || defined(HAVE_LIBCOMP)
# define MZ_VERSION_MADEBY_ZIP_VERSION (63)
#elif defined(HAVE_WZAES)
# define MZ_VERSION_MADEBY_ZIP_VERSION (51)
#elif defined(HAVE_BZIP2)
# define MZ_VERSION_MADEBY_ZIP_VERSION (46)
#else
# define MZ_VERSION_MADEBY_ZIP_VERSION (45)
#endif
#define MZ_VERSION_MADEBY ((MZ_VERSION_MADEBY_HOST_SYSTEM << 8) | \
(MZ_VERSION_MADEBY_ZIP_VERSION))
#define MZ_PATH_SLASH_UNIX ('/')
#if defined(_WIN32)
# define MZ_PATH_SLASH_PLATFORM ('\\')
#else
# define MZ_PATH_SLASH_PLATFORM (MZ_PATH_SLASH_UNIX)
#endif
/***************************************************************************/
#if defined(_WIN32)
struct dirent {
char d_name[256];
};
typedef void* DIR;
#else
#include <dirent.h>
#endif
/***************************************************************************/
/* Shared functions */
int32_t mz_path_combine(char *path, const char *join, int32_t max_path);
/* Combines two paths */
int32_t mz_path_append_slash(char *path, int32_t max_path, char slash);
/* Appends a path slash on to the end of the path */
int32_t mz_path_remove_slash(char *path);
/* Removes a path slash from the end of the path */
int32_t mz_path_has_slash(const char *path);
/* Returns whether or not the path ends with slash */
int32_t mz_path_convert_slashes(char *path, char slash);
/* Converts the slashes in a path */
int32_t mz_path_compare_wc(const char *path, const char *wildcard, uint8_t ignore_case);
/* Compare two paths with wildcard */
int32_t mz_path_resolve(const char *path, char *target, int32_t max_target);
/* Resolves path */
int32_t mz_path_remove_filename(char *path);
/* Remove the filename from a path */
int32_t mz_path_remove_extension(char *path);
/* Remove the extension from a path */
int32_t mz_path_get_filename(const char *path, const char **filename);
/* Get the filename from a path */
int32_t mz_dir_make(const char *path);
/* Creates a directory recursively */
int32_t mz_file_get_crc(const char *path, uint32_t *result_crc);
/* Gets the crc32 hash of a file */
/***************************************************************************/
/* Platform specific functions */
wchar_t *mz_os_unicode_string_create(const char *string, int32_t encoding);
/* Create unicode string from a utf8 string */
void mz_os_unicode_string_delete(wchar_t **string);
/* Delete a unicode string that was created */
uint8_t *mz_os_utf8_string_create(const char *string, int32_t encoding);
/* Create a utf8 string from a string with another encoding */
void mz_os_utf8_string_delete(uint8_t **string);
/* Delete a utf8 string that was created */
int32_t mz_os_rand(uint8_t *buf, int32_t size);
/* Random number generator (not cryptographically secure) */
int32_t mz_os_rename(const char *source_path, const char *target_path);
/* Rename a file */
int32_t mz_os_unlink(const char *path);
/* Delete an existing file */
int32_t mz_os_file_exists(const char *path);
/* Check to see if a file exists */
int64_t mz_os_get_file_size(const char *path);
/* Gets the length of a file */
int32_t mz_os_get_file_date(const char *path, time_t *modified_date, time_t *accessed_date, time_t *creation_date);
/* Gets a file's modified, access, and creation dates if supported */
int32_t mz_os_set_file_date(const char *path, time_t modified_date, time_t accessed_date, time_t creation_date);
/* Sets a file's modified, access, and creation dates if supported */
int32_t mz_os_get_file_attribs(const char *path, uint32_t *attributes);
/* Gets a file's attributes */
int32_t mz_os_set_file_attribs(const char *path, uint32_t attributes);
/* Sets a file's attributes */
int32_t mz_os_make_dir(const char *path);
/* Recursively creates a directory */
DIR* mz_os_open_dir(const char *path);
/* Opens a directory for listing */
struct
dirent* mz_os_read_dir(DIR *dir);
/* Reads a directory listing entry */
int32_t mz_os_close_dir(DIR *dir);
/* Closes a directory that has been opened for listing */
int32_t mz_os_is_dir(const char *path);
/* Checks to see if path is a directory */
int32_t mz_os_is_symlink(const char *path);
/* Checks to see if path is a symbolic link */
int32_t mz_os_make_symlink(const char *path, const char *target_path);
/* Creates a symbolic link pointing to a target */
int32_t mz_os_read_symlink(const char *path, char *target_path, int32_t max_target_path);
/* Gets the target path for a symbolic link */
uint64_t mz_os_ms_time(void);
/* Gets the time in milliseconds */
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_os_posix.c -- System functions for posix
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_strm.h"
#include "mz_os.h"
#include <stdio.h> /* rename */
#include <errno.h>
#if defined(HAVE_ICONV)
#include <iconv.h>
#endif
#include <sys/types.h>
#include <sys/stat.h>
#ifndef _WIN32
# include <utime.h>
# include <unistd.h>
#endif
#if defined(__APPLE__)
# include <mach/clock.h>
# include <mach/mach.h>
#endif
#if defined(HAVE_GETRANDOM)
# include <sys/random.h>
#endif
#if defined(HAVE_LIBBSD)
# include <sys/types.h>
# ifndef __u_char_defined
typedef unsigned char u_char;
# endif
# include <bsd/stdlib.h> /* arc4random_buf */
#endif
/***************************************************************************/
#if defined(HAVE_ICONV)
uint8_t *mz_os_utf8_string_create(const char *string, int32_t encoding) {
iconv_t cd;
const char *from_encoding = NULL;
size_t result = 0;
size_t string_length = 0;
size_t string_utf8_size = 0;
uint8_t *string_utf8 = NULL;
uint8_t *string_utf8_ptr = NULL;
if (string == NULL)
return NULL;
if (encoding == MZ_ENCODING_CODEPAGE_437)
from_encoding = "CP437";
else if (encoding == MZ_ENCODING_CODEPAGE_932)
from_encoding = "CP932";
else if (encoding == MZ_ENCODING_CODEPAGE_936)
from_encoding = "CP936";
else if (encoding == MZ_ENCODING_CODEPAGE_950)
from_encoding = "CP950";
else if (encoding == MZ_ENCODING_UTF8)
from_encoding = "UTF-8";
else
return NULL;
cd = iconv_open("UTF-8", from_encoding);
if (cd == (iconv_t)-1)
return NULL;
string_length = strlen(string);
string_utf8_size = string_length * 2;
string_utf8 = (uint8_t *)MZ_ALLOC((int32_t)(string_utf8_size + 1));
string_utf8_ptr = string_utf8;
if (string_utf8) {
memset(string_utf8, 0, string_utf8_size + 1);
result = iconv(cd, (char **)&string, &string_length,
(char **)&string_utf8_ptr, &string_utf8_size);
}
iconv_close(cd);
if (result == (size_t)-1) {
MZ_FREE(string_utf8);
string_utf8 = NULL;
}
return string_utf8;
}
#else
uint8_t *mz_os_utf8_string_create(const char *string, int32_t encoding) {
size_t string_length = 0;
uint8_t *string_copy = NULL;
string_length = strlen(string);
string_copy = (uint8_t *)MZ_ALLOC((int32_t)(string_length + 1));
strncpy((char *)string_copy, string, string_length);
string_copy[string_length] = 0;
return string_copy;
}
#endif
void mz_os_utf8_string_delete(uint8_t **string) {
if (string != NULL) {
MZ_FREE(*string);
*string = NULL;
}
}
/***************************************************************************/
#if defined(HAVE_ARC4RANDOM_BUF)
int32_t mz_os_rand(uint8_t *buf, int32_t size) {
if (size < 0)
return 0;
arc4random_buf(buf, (uint32_t)size);
return size;
}
#elif defined(HAVE_ARC4RANDOM)
int32_t mz_os_rand(uint8_t *buf, int32_t size) {
int32_t left = size;
for (; left > 2; left -= 3, buf += 3) {
uint32_t val = arc4random();
buf[0] = (val) & 0xFF;
buf[1] = (val >> 8) & 0xFF;
buf[2] = (val >> 16) & 0xFF;
}
for (; left > 0; left--, buf++) {
*buf = arc4random() & 0xFF;
}
return size - left;
}
#elif defined(HAVE_GETRANDOM)
int32_t mz_os_rand(uint8_t *buf, int32_t size) {
int32_t left = size;
int32_t written = 0;
while (left > 0) {
written = getrandom(buf, left, 0);
if (written < 0)
return MZ_INTERNAL_ERROR;
buf += written;
left -= written;
}
return size - left;
}
#else
int32_t mz_os_rand(uint8_t *buf, int32_t size) {
static unsigned calls = 0;
int32_t i = 0;
/* Ensure different random header each time */
if (++calls == 1) {
#define PI_SEED 3141592654UL
srand((unsigned)(time(NULL) ^ PI_SEED));
}
while (i < size)
buf[i++] = (rand() >> 7) & 0xff;
return size;
}
#endif
int32_t mz_os_rename(const char *source_path, const char *target_path) {
if (rename(source_path, target_path) == -1)
return MZ_EXIST_ERROR;
return MZ_OK;
}
int32_t mz_os_unlink(const char *path) {
if (unlink(path) == -1)
return MZ_EXIST_ERROR;
return MZ_OK;
}
int32_t mz_os_file_exists(const char *path) {
struct stat path_stat;
memset(&path_stat, 0, sizeof(path_stat));
if (stat(path, &path_stat) == 0)
return MZ_OK;
return MZ_EXIST_ERROR;
}
int64_t mz_os_get_file_size(const char *path) {
struct stat path_stat;
memset(&path_stat, 0, sizeof(path_stat));
if (stat(path, &path_stat) == 0) {
/* Stat returns size taken up by directory entry, so return 0 */
if (S_ISDIR(path_stat.st_mode))
return 0;
return path_stat.st_size;
}
return 0;
}
int32_t mz_os_get_file_date(const char *path, time_t *modified_date, time_t *accessed_date, time_t *creation_date) {
struct stat path_stat;
char *name = NULL;
size_t len = 0;
int32_t err = MZ_INTERNAL_ERROR;
memset(&path_stat, 0, sizeof(path_stat));
if (strcmp(path, "-") != 0) {
/* Not all systems allow stat'ing a file with / appended */
len = strlen(path);
name = (char *)malloc(len + 1);
strncpy(name, path, len + 1);
mz_path_remove_slash(name);
if (stat(name, &path_stat) == 0) {
if (modified_date != NULL)
*modified_date = path_stat.st_mtime;
if (accessed_date != NULL)
*accessed_date = path_stat.st_atime;
/* Creation date not supported */
if (creation_date != NULL)
*creation_date = 0;
err = MZ_OK;
}
free(name);
}
return err;
}
int32_t mz_os_set_file_date(const char *path, time_t modified_date, time_t accessed_date, time_t creation_date) {
struct utimbuf ut;
ut.actime = accessed_date;
ut.modtime = modified_date;
/* Creation date not supported */
MZ_UNUSED(creation_date);
if (utime(path, &ut) != 0)
return MZ_INTERNAL_ERROR;
return MZ_OK;
}
int32_t mz_os_get_file_attribs(const char *path, uint32_t *attributes) {
struct stat path_stat;
int32_t err = MZ_OK;
memset(&path_stat, 0, sizeof(path_stat));
if (lstat(path, &path_stat) == -1)
err = MZ_INTERNAL_ERROR;
*attributes = path_stat.st_mode;
return err;
}
int32_t mz_os_set_file_attribs(const char *path, uint32_t attributes) {
int32_t err = MZ_OK;
if (chmod(path, (mode_t)attributes) == -1)
err = MZ_INTERNAL_ERROR;
return err;
}
int32_t mz_os_make_dir(const char *path) {
int32_t err = 0;
err = mkdir(path, 0755);
if (err != 0 && errno != EEXIST)
return MZ_INTERNAL_ERROR;
return MZ_OK;
}
DIR* mz_os_open_dir(const char *path) {
return opendir(path);
}
struct dirent* mz_os_read_dir(DIR *dir) {
if (dir == NULL)
return NULL;
return readdir(dir);
}
int32_t mz_os_close_dir(DIR *dir) {
if (dir == NULL)
return MZ_PARAM_ERROR;
if (closedir(dir) == -1)
return MZ_INTERNAL_ERROR;
return MZ_OK;
}
int32_t mz_os_is_dir(const char *path) {
struct stat path_stat;
memset(&path_stat, 0, sizeof(path_stat));
stat(path, &path_stat);
if (S_ISDIR(path_stat.st_mode))
return MZ_OK;
return MZ_EXIST_ERROR;
}
int32_t mz_os_is_symlink(const char *path) {
struct stat path_stat;
memset(&path_stat, 0, sizeof(path_stat));
lstat(path, &path_stat);
if (S_ISLNK(path_stat.st_mode))
return MZ_OK;
return MZ_EXIST_ERROR;
}
int32_t mz_os_make_symlink(const char *path, const char *target_path) {
if (symlink(target_path, path) != 0)
return MZ_INTERNAL_ERROR;
return MZ_OK;
}
int32_t mz_os_read_symlink(const char *path, char *target_path, int32_t max_target_path) {
size_t length = 0;
length = (size_t)readlink(path, target_path, max_target_path - 1);
if (length == (size_t)-1)
return MZ_EXIST_ERROR;
target_path[length] = 0;
return MZ_OK;
}
uint64_t mz_os_ms_time(void) {
struct timespec ts;
#if defined(__APPLE__)
clock_serv_t cclock;
mach_timespec_t mts;
host_get_clock_service(mach_host_self(), CALENDAR_CLOCK, &cclock);
clock_get_time(cclock, &mts);
mach_port_deallocate(mach_task_self(), cclock);
ts.tv_sec = mts.tv_sec;
ts.tv_nsec = mts.tv_nsec;
#else
clock_gettime(CLOCK_MONOTONIC, &ts);
#endif
return ((uint64_t)ts.tv_sec * 1000) + ((uint64_t)ts.tv_nsec / 1000000);
}

659
Externals/minizip/mz_os_win32.c vendored Normal file
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@ -0,0 +1,659 @@
/* mz_os_win32.c -- System functions for Windows
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_os.h"
#include "mz_strm_os.h"
#include <windows.h>
#include <winioctl.h>
/***************************************************************************/
#if defined(WINAPI_FAMILY_PARTITION) && (!(defined(MZ_WINRT_API)))
# if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
# define MZ_WINRT_API 1
# endif
#endif
#ifndef SYMBOLIC_LINK_FLAG_DIRECTORY
# define SYMBOLIC_LINK_FLAG_DIRECTORY 0x1
#endif
/***************************************************************************/
typedef struct DIR_int_s {
void *find_handle;
WIN32_FIND_DATAW find_data;
struct dirent entry;
uint8_t end;
} DIR_int;
/***************************************************************************/
wchar_t *mz_os_unicode_string_create(const char *string, int32_t encoding) {
wchar_t *string_wide = NULL;
uint32_t string_wide_size = 0;
string_wide_size = MultiByteToWideChar(encoding, 0, string, -1, NULL, 0);
if (string_wide_size == 0)
return NULL;
string_wide = (wchar_t *)MZ_ALLOC((string_wide_size + 1) * sizeof(wchar_t));
if (string_wide == NULL)
return NULL;
memset(string_wide, 0, sizeof(wchar_t) * (string_wide_size + 1));
MultiByteToWideChar(encoding, 0, string, -1, string_wide, string_wide_size);
return string_wide;
}
void mz_os_unicode_string_delete(wchar_t **string) {
if (string != NULL) {
MZ_FREE(*string);
*string = NULL;
}
}
uint8_t *mz_os_utf8_string_create(const char *string, int32_t encoding) {
wchar_t *string_wide = NULL;
uint8_t *string_utf8 = NULL;
uint32_t string_utf8_size = 0;
string_wide = mz_os_unicode_string_create(string, encoding);
if (string_wide) {
string_utf8_size = WideCharToMultiByte(CP_UTF8, 0, string_wide, -1, NULL, 0, NULL, NULL);
string_utf8 = (uint8_t *)MZ_ALLOC((string_utf8_size + 1) * sizeof(wchar_t));
if (string_utf8) {
memset(string_utf8, 0, string_utf8_size + 1);
WideCharToMultiByte(CP_UTF8, 0, string_wide, -1, (char *)string_utf8, string_utf8_size, NULL, NULL);
}
mz_os_unicode_string_delete(&string_wide);
}
return string_utf8;
}
uint8_t *mz_os_utf8_string_create_from_unicode(const wchar_t *string, int32_t encoding) {
uint8_t *string_utf8 = NULL;
uint32_t string_utf8_size = 0;
MZ_UNUSED(encoding);
string_utf8_size = WideCharToMultiByte(CP_UTF8, 0, string, -1, NULL, 0, NULL, NULL);
string_utf8 = (uint8_t *)MZ_ALLOC((string_utf8_size + 1) * sizeof(wchar_t));
if (string_utf8) {
memset(string_utf8, 0, string_utf8_size + 1);
WideCharToMultiByte(CP_UTF8, 0, string, -1, (char *)string_utf8, string_utf8_size, NULL, NULL);
}
return string_utf8;
}
void mz_os_utf8_string_delete(uint8_t **string) {
if (string != NULL) {
MZ_FREE(*string);
*string = NULL;
}
}
/***************************************************************************/
int32_t mz_os_rand(uint8_t *buf, int32_t size) {
unsigned __int64 pentium_tsc[1];
int32_t len = 0;
for (len = 0; len < (int)size; len += 1) {
if (len % 8 == 0)
QueryPerformanceCounter((LARGE_INTEGER *)pentium_tsc);
buf[len] = ((unsigned char*)pentium_tsc)[len % 8];
}
return len;
}
int32_t mz_os_rename(const char *source_path, const char *target_path) {
wchar_t *source_path_wide = NULL;
wchar_t *target_path_wide = NULL;
int32_t result = 0;
int32_t err = MZ_OK;
if (source_path == NULL || target_path == NULL)
return MZ_PARAM_ERROR;
source_path_wide = mz_os_unicode_string_create(source_path, MZ_ENCODING_UTF8);
if (source_path_wide == NULL) {
err = MZ_PARAM_ERROR;
} else {
target_path_wide = mz_os_unicode_string_create(target_path, MZ_ENCODING_UTF8);
if (target_path_wide == NULL)
err = MZ_PARAM_ERROR;
}
if (err == MZ_OK) {
#ifdef MZ_WINRT_API
result = MoveFileExW(source_path_wide, target_path_wide, MOVEFILE_WRITE_THROUGH);
#else
result = MoveFileW(source_path_wide, target_path_wide);
#endif
if (result == 0)
err = MZ_EXIST_ERROR;
}
if (target_path_wide)
mz_os_unicode_string_delete(&target_path_wide);
if (source_path_wide)
mz_os_unicode_string_delete(&source_path_wide);
return err;
}
int32_t mz_os_unlink(const char *path) {
wchar_t *path_wide = NULL;
int32_t result = 0;
if (path == NULL)
return MZ_PARAM_ERROR;
path_wide = mz_os_unicode_string_create(path, MZ_ENCODING_UTF8);
if (path_wide == NULL)
return MZ_PARAM_ERROR;
if (mz_os_is_dir(path) == MZ_OK)
result = RemoveDirectoryW(path_wide);
else
result = DeleteFileW(path_wide);
mz_os_unicode_string_delete(&path_wide);
if (result == 0)
return MZ_EXIST_ERROR;
return MZ_OK;
}
int32_t mz_os_file_exists(const char *path) {
wchar_t *path_wide = NULL;
DWORD attribs = 0;
if (path == NULL)
return MZ_PARAM_ERROR;
path_wide = mz_os_unicode_string_create(path, MZ_ENCODING_UTF8);
if (path_wide == NULL)
return MZ_PARAM_ERROR;
attribs = GetFileAttributesW(path_wide);
mz_os_unicode_string_delete(&path_wide);
if (attribs == 0xFFFFFFFF)
return MZ_EXIST_ERROR;
return MZ_OK;
}
int64_t mz_os_get_file_size(const char *path) {
HANDLE handle = NULL;
LARGE_INTEGER large_size;
wchar_t *path_wide = NULL;
if (path == NULL)
return MZ_PARAM_ERROR;
path_wide = mz_os_unicode_string_create(path, MZ_ENCODING_UTF8);
if (path_wide == NULL)
return MZ_PARAM_ERROR;
#ifdef MZ_WINRT_API
handle = CreateFile2(path_wide, GENERIC_READ, 0, OPEN_EXISTING, NULL);
#else
handle = CreateFileW(path_wide, GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
#endif
mz_os_unicode_string_delete(&path_wide);
large_size.QuadPart = 0;
if (handle != INVALID_HANDLE_VALUE) {
GetFileSizeEx(handle, &large_size);
CloseHandle(handle);
}
return large_size.QuadPart;
}
static void mz_os_file_to_unix_time(FILETIME file_time, time_t *unix_time) {
uint64_t quad_file_time = 0;
quad_file_time = file_time.dwLowDateTime;
quad_file_time |= ((uint64_t)file_time.dwHighDateTime << 32);
*unix_time = (time_t)((quad_file_time - 116444736000000000LL) / 10000000);
}
static void mz_os_unix_to_file_time(time_t unix_time, FILETIME *file_time) {
uint64_t quad_file_time = 0;
quad_file_time = ((uint64_t)unix_time * 10000000) + 116444736000000000LL;
file_time->dwHighDateTime = (quad_file_time >> 32);
file_time->dwLowDateTime = (uint32_t)(quad_file_time);
}
int32_t mz_os_get_file_date(const char *path, time_t *modified_date, time_t *accessed_date, time_t *creation_date) {
WIN32_FIND_DATAW ff32;
HANDLE handle = NULL;
wchar_t *path_wide = NULL;
int32_t err = MZ_INTERNAL_ERROR;
if (path == NULL)
return MZ_PARAM_ERROR;
path_wide = mz_os_unicode_string_create(path, MZ_ENCODING_UTF8);
if (path_wide == NULL)
return MZ_PARAM_ERROR;
handle = FindFirstFileW(path_wide, &ff32);
MZ_FREE(path_wide);
if (handle != INVALID_HANDLE_VALUE) {
if (modified_date != NULL)
mz_os_file_to_unix_time(ff32.ftLastWriteTime, modified_date);
if (accessed_date != NULL)
mz_os_file_to_unix_time(ff32.ftLastAccessTime, accessed_date);
if (creation_date != NULL)
mz_os_file_to_unix_time(ff32.ftCreationTime, creation_date);
FindClose(handle);
err = MZ_OK;
}
return err;
}
int32_t mz_os_set_file_date(const char *path, time_t modified_date, time_t accessed_date, time_t creation_date) {
HANDLE handle = NULL;
FILETIME ftm_creation, ftm_accessed, ftm_modified;
wchar_t *path_wide = NULL;
int32_t err = MZ_OK;
if (path == NULL)
return MZ_PARAM_ERROR;
path_wide = mz_os_unicode_string_create(path, MZ_ENCODING_UTF8);
if (path_wide == NULL)
return MZ_PARAM_ERROR;
#ifdef MZ_WINRT_API
handle = CreateFile2(path_wide, GENERIC_READ | GENERIC_WRITE, 0, OPEN_EXISTING, NULL);
#else
handle = CreateFileW(path_wide, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL);
#endif
mz_os_unicode_string_delete(&path_wide);
if (handle != INVALID_HANDLE_VALUE) {
GetFileTime(handle, &ftm_creation, &ftm_accessed, &ftm_modified);
if (modified_date != 0)
mz_os_unix_to_file_time(modified_date, &ftm_modified);
if (accessed_date != 0)
mz_os_unix_to_file_time(accessed_date, &ftm_accessed);
if (creation_date != 0)
mz_os_unix_to_file_time(creation_date, &ftm_creation);
if (SetFileTime(handle, &ftm_creation, &ftm_accessed, &ftm_modified) == 0)
err = MZ_INTERNAL_ERROR;
CloseHandle(handle);
}
return err;
}
int32_t mz_os_get_file_attribs(const char *path, uint32_t *attributes) {
wchar_t *path_wide = NULL;
int32_t err = MZ_OK;
if (path == NULL || attributes == NULL)
return MZ_PARAM_ERROR;
path_wide = mz_os_unicode_string_create(path, MZ_ENCODING_UTF8);
if (path_wide == NULL)
return MZ_PARAM_ERROR;
*attributes = GetFileAttributesW(path_wide);
mz_os_unicode_string_delete(&path_wide);
if (*attributes == INVALID_FILE_ATTRIBUTES)
err = MZ_INTERNAL_ERROR;
return err;
}
int32_t mz_os_set_file_attribs(const char *path, uint32_t attributes) {
wchar_t *path_wide = NULL;
int32_t err = MZ_OK;
if (path == NULL)
return MZ_PARAM_ERROR;
path_wide = mz_os_unicode_string_create(path, MZ_ENCODING_UTF8);
if (path_wide == NULL)
return MZ_PARAM_ERROR;
if (SetFileAttributesW(path_wide, attributes) == 0)
err = MZ_INTERNAL_ERROR;
mz_os_unicode_string_delete(&path_wide);
return err;
}
int32_t mz_os_make_dir(const char *path) {
wchar_t *path_wide = NULL;
int32_t err = MZ_OK;
if (path == NULL)
return MZ_PARAM_ERROR;
/* Don't try to create a drive letter */
if ((path[0] != 0) && (strlen(path) <= 3) && (path[1] == ':'))
return mz_os_is_dir(path);
path_wide = mz_os_unicode_string_create(path, MZ_ENCODING_UTF8);
if (path_wide == NULL)
return MZ_PARAM_ERROR;
if (CreateDirectoryW(path_wide, NULL) == 0) {
if (GetLastError() != ERROR_ALREADY_EXISTS)
err = MZ_INTERNAL_ERROR;
}
mz_os_unicode_string_delete(&path_wide);
return err;
}
DIR *mz_os_open_dir(const char *path) {
WIN32_FIND_DATAW find_data;
DIR_int *dir_int = NULL;
wchar_t *path_wide = NULL;
char fixed_path[320];
void *handle = NULL;
if (path == NULL)
return NULL;
strncpy(fixed_path, path, sizeof(fixed_path) - 1);
fixed_path[sizeof(fixed_path) - 1] = 0;
mz_path_append_slash(fixed_path, sizeof(fixed_path), MZ_PATH_SLASH_PLATFORM);
mz_path_combine(fixed_path, "*", sizeof(fixed_path));
path_wide = mz_os_unicode_string_create(fixed_path, MZ_ENCODING_UTF8);
if (path_wide == NULL)
return NULL;
handle = FindFirstFileW(path_wide, &find_data);
mz_os_unicode_string_delete(&path_wide);
if (handle == INVALID_HANDLE_VALUE)
return NULL;
dir_int = (DIR_int *)MZ_ALLOC(sizeof(DIR_int));
if (dir_int == NULL)
return NULL;
dir_int->find_handle = handle;
dir_int->end = 0;
memcpy(&dir_int->find_data, &find_data, sizeof(dir_int->find_data));
return (DIR *)dir_int;
}
struct dirent* mz_os_read_dir(DIR *dir) {
DIR_int *dir_int;
if (dir == NULL)
return NULL;
dir_int = (DIR_int *)dir;
if (dir_int->end)
return NULL;
WideCharToMultiByte(CP_UTF8, 0, dir_int->find_data.cFileName, -1,
dir_int->entry.d_name, sizeof(dir_int->entry.d_name), NULL, NULL);
if (FindNextFileW(dir_int->find_handle, &dir_int->find_data) == 0) {
if (GetLastError() != ERROR_NO_MORE_FILES)
return NULL;
dir_int->end = 1;
}
return &dir_int->entry;
}
int32_t mz_os_close_dir(DIR *dir) {
DIR_int *dir_int;
if (dir == NULL)
return MZ_PARAM_ERROR;
dir_int = (DIR_int *)dir;
if (dir_int->find_handle != INVALID_HANDLE_VALUE)
FindClose(dir_int->find_handle);
MZ_FREE(dir_int);
return MZ_OK;
}
int32_t mz_os_is_dir(const char *path) {
wchar_t *path_wide = NULL;
uint32_t attribs = 0;
if (path == NULL)
return MZ_PARAM_ERROR;
path_wide = mz_os_unicode_string_create(path, MZ_ENCODING_UTF8);
if (path_wide == NULL)
return MZ_PARAM_ERROR;
attribs = GetFileAttributesW(path_wide);
mz_os_unicode_string_delete(&path_wide);
if (attribs != 0xFFFFFFFF) {
if (attribs & FILE_ATTRIBUTE_DIRECTORY)
return MZ_OK;
}
return MZ_EXIST_ERROR;
}
int32_t mz_os_is_symlink(const char *path) {
wchar_t *path_wide = NULL;
uint32_t attribs = 0;
if (path == NULL)
return MZ_PARAM_ERROR;
path_wide = mz_os_unicode_string_create(path, MZ_ENCODING_UTF8);
if (path_wide == NULL)
return MZ_PARAM_ERROR;
attribs = GetFileAttributesW(path_wide);
mz_os_unicode_string_delete(&path_wide);
if (attribs != 0xFFFFFFFF) {
if (attribs & FILE_ATTRIBUTE_REPARSE_POINT)
return MZ_OK;
}
return MZ_EXIST_ERROR;
}
int32_t mz_os_make_symlink(const char *path, const char *target_path) {
typedef BOOLEAN (WINAPI *LPCREATESYMBOLICLINKW)(LPCWSTR, LPCWSTR, DWORD);
LPCREATESYMBOLICLINKW create_symbolic_link_w = NULL;
HMODULE kernel32_mod = NULL;
wchar_t *path_wide = NULL;
wchar_t *target_path_wide = NULL;
int32_t err = MZ_OK;
int32_t flags = 0;
if (path == NULL)
return MZ_PARAM_ERROR;
#ifdef MZ_WINRT_API
MEMORY_BASIC_INFORMATION mbi;
memset(&mbi, 0, sizeof(mbi));
VirtualQuery(VirtualQuery, &mbi, sizeof(mbi));
kernel32_mod = (HMODULE)mbi.AllocationBase;
#else
kernel32_mod = GetModuleHandleW(L"kernel32.dll");
#endif
if (kernel32_mod == NULL)
return MZ_SUPPORT_ERROR;
create_symbolic_link_w = (LPCREATESYMBOLICLINKW)GetProcAddress(kernel32_mod, "CreateSymbolicLinkW");
if (create_symbolic_link_w == NULL) {
return MZ_SUPPORT_ERROR;
}
path_wide = mz_os_unicode_string_create(path, MZ_ENCODING_UTF8);
if (path_wide == NULL) {
return MZ_PARAM_ERROR;
}
target_path_wide = mz_os_unicode_string_create(target_path, MZ_ENCODING_UTF8);
if (target_path_wide != NULL) {
if (mz_path_has_slash(target_path) == MZ_OK)
flags |= SYMBOLIC_LINK_FLAG_DIRECTORY;
if (create_symbolic_link_w(path_wide, target_path_wide, flags) == FALSE)
err = MZ_SYMLINK_ERROR;
mz_os_unicode_string_delete(&target_path_wide);
} else {
err = MZ_PARAM_ERROR;
}
mz_os_unicode_string_delete(&path_wide);
return err;
}
int32_t mz_os_read_symlink(const char *path, char *target_path, int32_t max_target_path) {
typedef struct _REPARSE_DATA_BUFFER {
ULONG ReparseTag;
USHORT ReparseDataLength;
USHORT Reserved;
union {
struct {
USHORT SubstituteNameOffset;
USHORT SubstituteNameLength;
USHORT PrintNameOffset;
USHORT PrintNameLength;
ULONG Flags;
WCHAR PathBuffer[1];
} SymbolicLinkReparseBuffer;
struct {
USHORT SubstituteNameOffset;
USHORT SubstituteNameLength;
USHORT PrintNameOffset;
USHORT PrintNameLength;
WCHAR PathBuffer[1];
} MountPointReparseBuffer;
struct {
UCHAR DataBuffer[1];
} GenericReparseBuffer;
};
} REPARSE_DATA_BUFFER;
REPARSE_DATA_BUFFER *reparse_data = NULL;
DWORD length = 0;
HANDLE handle = NULL;
wchar_t *path_wide = NULL;
wchar_t *target_path_wide = NULL;
uint8_t buffer[MAXIMUM_REPARSE_DATA_BUFFER_SIZE];
int32_t target_path_len = 0;
int32_t target_path_idx = 0;
int32_t err = MZ_OK;
uint8_t *target_path_utf8 = NULL;
if (path == NULL)
return MZ_PARAM_ERROR;
path_wide = mz_os_unicode_string_create(path, MZ_ENCODING_UTF8);
if (path_wide == NULL)
return MZ_PARAM_ERROR;
#ifdef MZ_WINRT_API
CREATEFILE2_EXTENDED_PARAMETERS extended_params;
memset(&extended_params, 0, sizeof(extended_params));
extended_params.dwSize = sizeof(extended_params);
extended_params.dwFileAttributes = FILE_ATTRIBUTE_NORMAL;
extended_params.dwFileFlags = FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OPEN_REPARSE_POINT;
extended_params.dwSecurityQosFlags = SECURITY_ANONYMOUS;
extended_params.lpSecurityAttributes = NULL;
extended_params.hTemplateFile = NULL;
handle = CreateFile2(path_wide, FILE_READ_EA, FILE_SHARE_READ | FILE_SHARE_WRITE, OPEN_EXISTING, &extended_params);
#else
handle = CreateFileW(path_wide, FILE_READ_EA, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OPEN_REPARSE_POINT, NULL);
#endif
if (handle == INVALID_HANDLE_VALUE) {
mz_os_unicode_string_delete(&path_wide);
return MZ_OPEN_ERROR;
}
if (DeviceIoControl(handle, FSCTL_GET_REPARSE_POINT, NULL, 0, buffer, sizeof(buffer), &length, NULL) == TRUE) {
reparse_data = (REPARSE_DATA_BUFFER *)buffer;
if ((IsReparseTagMicrosoft(reparse_data->ReparseTag)) &&
(reparse_data->ReparseTag == IO_REPARSE_TAG_SYMLINK)) {
target_path_len = max_target_path * sizeof(wchar_t);
if (target_path_len > reparse_data->SymbolicLinkReparseBuffer.PrintNameLength)
target_path_len = reparse_data->SymbolicLinkReparseBuffer.PrintNameLength;
target_path_wide = (wchar_t *)MZ_ALLOC(target_path_len + sizeof(wchar_t));
if (target_path_wide) {
target_path_idx = reparse_data->SymbolicLinkReparseBuffer.PrintNameOffset / sizeof(wchar_t);
memcpy(target_path_wide, &reparse_data->SymbolicLinkReparseBuffer.PathBuffer[target_path_idx],
target_path_len);
target_path_wide[target_path_len / sizeof(wchar_t)] = 0;
target_path_utf8 = mz_os_utf8_string_create_from_unicode(target_path_wide, MZ_ENCODING_UTF8);
if (target_path_utf8) {
strncpy(target_path, (const char *)target_path_utf8, max_target_path - 1);
target_path[max_target_path - 1] = 0;
/* Ensure directories have slash at the end so we can recreate them later */
if (mz_os_is_dir((const char *)target_path_utf8) == MZ_OK)
mz_path_append_slash(target_path, max_target_path, MZ_PATH_SLASH_PLATFORM);
mz_os_utf8_string_delete(&target_path_utf8);
} else {
err = MZ_MEM_ERROR;
}
MZ_FREE(target_path_wide);
} else {
err = MZ_MEM_ERROR;
}
}
} else {
err = MZ_INTERNAL_ERROR;
}
CloseHandle(handle);
mz_os_unicode_string_delete(&path_wide);
return err;
}
uint64_t mz_os_ms_time(void) {
SYSTEMTIME system_time;
FILETIME file_time;
uint64_t quad_file_time = 0;
GetSystemTime(&system_time);
SystemTimeToFileTime(&system_time, &file_time);
quad_file_time = file_time.dwLowDateTime;
quad_file_time |= ((uint64_t)file_time.dwHighDateTime << 32);
return quad_file_time / 10000 - 11644473600000LL;
}

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/* mz_strm.c -- Stream interface
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_strm.h"
/***************************************************************************/
#define MZ_STREAM_FIND_SIZE (1024)
/***************************************************************************/
int32_t mz_stream_open(void *stream, const char *path, int32_t mode) {
mz_stream *strm = (mz_stream *)stream;
if (strm == NULL || strm->vtbl == NULL || strm->vtbl->open == NULL)
return MZ_STREAM_ERROR;
return strm->vtbl->open(strm, path, mode);
}
int32_t mz_stream_is_open(void *stream) {
mz_stream *strm = (mz_stream *)stream;
if (strm == NULL || strm->vtbl == NULL || strm->vtbl->is_open == NULL)
return MZ_STREAM_ERROR;
return strm->vtbl->is_open(strm);
}
int32_t mz_stream_read(void *stream, void *buf, int32_t size) {
mz_stream *strm = (mz_stream *)stream;
if (strm == NULL || strm->vtbl == NULL || strm->vtbl->read == NULL)
return MZ_PARAM_ERROR;
if (mz_stream_is_open(stream) != MZ_OK)
return MZ_STREAM_ERROR;
return strm->vtbl->read(strm, buf, size);
}
static int32_t mz_stream_read_value(void *stream, uint64_t *value, int32_t len) {
uint8_t buf[8];
int32_t n = 0;
int32_t i = 0;
*value = 0;
if (mz_stream_read(stream, buf, len) == len) {
for (n = 0; n < len; n += 1, i += 8)
*value += ((uint64_t)buf[n]) << i;
} else if (mz_stream_error(stream))
return MZ_STREAM_ERROR;
else
return MZ_END_OF_STREAM;
return MZ_OK;
}
int32_t mz_stream_read_uint8(void *stream, uint8_t *value) {
int32_t err = MZ_OK;
uint64_t value64 = 0;
*value = 0;
err = mz_stream_read_value(stream, &value64, sizeof(uint8_t));
if (err == MZ_OK)
*value = (uint8_t)value64;
return err;
}
int32_t mz_stream_read_uint16(void *stream, uint16_t *value) {
int32_t err = MZ_OK;
uint64_t value64 = 0;
*value = 0;
err = mz_stream_read_value(stream, &value64, sizeof(uint16_t));
if (err == MZ_OK)
*value = (uint16_t)value64;
return err;
}
int32_t mz_stream_read_uint32(void *stream, uint32_t *value) {
int32_t err = MZ_OK;
uint64_t value64 = 0;
*value = 0;
err = mz_stream_read_value(stream, &value64, sizeof(uint32_t));
if (err == MZ_OK)
*value = (uint32_t)value64;
return err;
}
int32_t mz_stream_read_int64(void *stream, int64_t *value) {
return mz_stream_read_value(stream, (uint64_t *)value, sizeof(uint64_t));
}
int32_t mz_stream_read_uint64(void *stream, uint64_t *value) {
return mz_stream_read_value(stream, value, sizeof(uint64_t));
}
int32_t mz_stream_write(void *stream, const void *buf, int32_t size) {
mz_stream *strm = (mz_stream *)stream;
if (size == 0)
return size;
if (strm == NULL || strm->vtbl == NULL || strm->vtbl->write == NULL)
return MZ_PARAM_ERROR;
if (mz_stream_is_open(stream) != MZ_OK)
return MZ_STREAM_ERROR;
return strm->vtbl->write(strm, buf, size);
}
static int32_t mz_stream_write_value(void *stream, uint64_t value, int32_t len) {
uint8_t buf[8];
int32_t n = 0;
for (n = 0; n < len; n += 1) {
buf[n] = (uint8_t)(value & 0xff);
value >>= 8;
}
if (value != 0) {
/* Data overflow - hack for ZIP64 (X Roche) */
for (n = 0; n < len; n += 1)
buf[n] = 0xff;
}
if (mz_stream_write(stream, buf, len) != len)
return MZ_STREAM_ERROR;
return MZ_OK;
}
int32_t mz_stream_write_uint8(void *stream, uint8_t value) {
return mz_stream_write_value(stream, value, sizeof(uint8_t));
}
int32_t mz_stream_write_uint16(void *stream, uint16_t value) {
return mz_stream_write_value(stream, value, sizeof(uint16_t));
}
int32_t mz_stream_write_uint32(void *stream, uint32_t value) {
return mz_stream_write_value(stream, value, sizeof(uint32_t));
}
int32_t mz_stream_write_int64(void *stream, int64_t value) {
return mz_stream_write_value(stream, (uint64_t)value, sizeof(uint64_t));
}
int32_t mz_stream_write_uint64(void *stream, uint64_t value) {
return mz_stream_write_value(stream, value, sizeof(uint64_t));
}
int32_t mz_stream_copy(void *target, void *source, int32_t len) {
return mz_stream_copy_stream(target, NULL, source, NULL, len);
}
int32_t mz_stream_copy_to_end(void *target, void *source) {
return mz_stream_copy_stream_to_end(target, NULL, source, NULL);
}
int32_t mz_stream_copy_stream(void *target, mz_stream_write_cb write_cb, void *source,
mz_stream_read_cb read_cb, int32_t len) {
uint8_t buf[16384];
int32_t bytes_to_copy = 0;
int32_t read = 0;
int32_t written = 0;
if (write_cb == NULL)
write_cb = mz_stream_write;
if (read_cb == NULL)
read_cb = mz_stream_read;
while (len > 0) {
bytes_to_copy = len;
if (bytes_to_copy > (int32_t)sizeof(buf))
bytes_to_copy = sizeof(buf);
read = read_cb(source, buf, bytes_to_copy);
if (read <= 0)
return MZ_STREAM_ERROR;
written = write_cb(target, buf, read);
if (written != read)
return MZ_STREAM_ERROR;
len -= read;
}
return MZ_OK;
}
int32_t mz_stream_copy_stream_to_end(void *target, mz_stream_write_cb write_cb, void *source,
mz_stream_read_cb read_cb) {
uint8_t buf[16384];
int32_t read = 0;
int32_t written = 0;
if (write_cb == NULL)
write_cb = mz_stream_write;
if (read_cb == NULL)
read_cb = mz_stream_read;
read = read_cb(source, buf, sizeof(buf));
while (read > 0) {
written = write_cb(target, buf, read);
if (written != read)
return MZ_STREAM_ERROR;
read = read_cb(source, buf, sizeof(buf));
}
if (read < 0)
return MZ_STREAM_ERROR;
return MZ_OK;
}
int64_t mz_stream_tell(void *stream) {
mz_stream *strm = (mz_stream *)stream;
if (strm == NULL || strm->vtbl == NULL || strm->vtbl->tell == NULL)
return MZ_PARAM_ERROR;
if (mz_stream_is_open(stream) != MZ_OK)
return MZ_STREAM_ERROR;
return strm->vtbl->tell(strm);
}
int32_t mz_stream_seek(void *stream, int64_t offset, int32_t origin) {
mz_stream *strm = (mz_stream *)stream;
if (strm == NULL || strm->vtbl == NULL || strm->vtbl->seek == NULL)
return MZ_PARAM_ERROR;
if (mz_stream_is_open(stream) != MZ_OK)
return MZ_STREAM_ERROR;
if (origin == MZ_SEEK_SET && offset < 0)
return MZ_SEEK_ERROR;
return strm->vtbl->seek(strm, offset, origin);
}
int32_t mz_stream_find(void *stream, const void *find, int32_t find_size, int64_t max_seek, int64_t *position) {
uint8_t buf[MZ_STREAM_FIND_SIZE];
int32_t buf_pos = 0;
int32_t read_size = sizeof(buf);
int32_t read = 0;
int64_t read_pos = 0;
int64_t start_pos = 0;
int64_t disk_pos = 0;
int32_t i = 0;
uint8_t first = 1;
int32_t err = MZ_OK;
if (stream == NULL || find == NULL || position == NULL)
return MZ_PARAM_ERROR;
if (find_size < 0 || find_size >= (int32_t)sizeof(buf))
return MZ_PARAM_ERROR;
*position = -1;
start_pos = mz_stream_tell(stream);
while (read_pos < max_seek) {
if (read_size > (int32_t)(max_seek - read_pos - buf_pos) && (max_seek - read_pos - buf_pos) < (int64_t)sizeof(buf))
read_size = (int32_t)(max_seek - read_pos - buf_pos);
read = mz_stream_read(stream, buf + buf_pos, read_size);
if ((read <= 0) || (read + buf_pos < find_size))
break;
for (i = 0; i <= read + buf_pos - find_size; i += 1) {
if (memcmp(&buf[i], find, find_size) != 0)
continue;
disk_pos = mz_stream_tell(stream);
/* Seek to position on disk where the data was found */
err = mz_stream_seek(stream, disk_pos - ((int64_t)read + buf_pos - i), MZ_SEEK_SET);
if (err != MZ_OK)
return MZ_EXIST_ERROR;
*position = start_pos + read_pos + i;
return MZ_OK;
}
if (first) {
read -= find_size;
read_size -= find_size;
buf_pos = find_size;
first = 0;
}
memmove(buf, buf + read, find_size);
read_pos += read;
}
return MZ_EXIST_ERROR;
}
int32_t mz_stream_find_reverse(void *stream, const void *find, int32_t find_size, int64_t max_seek, int64_t *position) {
uint8_t buf[MZ_STREAM_FIND_SIZE];
int32_t buf_pos = 0;
int32_t read_size = MZ_STREAM_FIND_SIZE;
int64_t read_pos = 0;
int32_t read = 0;
int64_t start_pos = 0;
int64_t disk_pos = 0;
uint8_t first = 1;
int32_t i = 0;
int32_t err = MZ_OK;
if (stream == NULL || find == NULL || position == NULL)
return MZ_PARAM_ERROR;
if (find_size < 0 || find_size >= (int32_t)sizeof(buf))
return MZ_PARAM_ERROR;
*position = -1;
start_pos = mz_stream_tell(stream);
while (read_pos < max_seek) {
if (read_size > (int32_t)(max_seek - read_pos) && (max_seek - read_pos) < (int64_t)sizeof(buf))
read_size = (int32_t)(max_seek - read_pos);
if (mz_stream_seek(stream, start_pos - (read_pos + read_size), MZ_SEEK_SET) != MZ_OK)
break;
read = mz_stream_read(stream, buf, read_size);
if ((read <= 0) || (read + buf_pos < find_size))
break;
if (read + buf_pos < MZ_STREAM_FIND_SIZE)
memmove(buf + MZ_STREAM_FIND_SIZE - (read + buf_pos), buf, read);
for (i = find_size; i <= (read + buf_pos); i += 1) {
if (memcmp(&buf[MZ_STREAM_FIND_SIZE - i], find, find_size) != 0)
continue;
disk_pos = mz_stream_tell(stream);
/* Seek to position on disk where the data was found */
err = mz_stream_seek(stream, disk_pos + buf_pos - i, MZ_SEEK_SET);
if (err != MZ_OK)
return MZ_EXIST_ERROR;
*position = start_pos - (read_pos - buf_pos + i);
return MZ_OK;
}
if (first) {
read -= find_size;
read_size -= find_size;
buf_pos = find_size;
first = 0;
}
if (read == 0)
break;
memmove(buf + read_size, buf, find_size);
read_pos += read;
}
return MZ_EXIST_ERROR;
}
int32_t mz_stream_close(void *stream) {
mz_stream *strm = (mz_stream *)stream;
if (strm == NULL || strm->vtbl == NULL || strm->vtbl->close == NULL)
return MZ_PARAM_ERROR;
if (mz_stream_is_open(stream) != MZ_OK)
return MZ_STREAM_ERROR;
return strm->vtbl->close(strm);
}
int32_t mz_stream_error(void *stream) {
mz_stream *strm = (mz_stream *)stream;
if (strm == NULL || strm->vtbl == NULL || strm->vtbl->error == NULL)
return MZ_PARAM_ERROR;
return strm->vtbl->error(strm);
}
int32_t mz_stream_set_base(void *stream, void *base) {
mz_stream *strm = (mz_stream *)stream;
strm->base = (mz_stream *)base;
return MZ_OK;
}
void* mz_stream_get_interface(void *stream) {
mz_stream *strm = (mz_stream *)stream;
if (strm == NULL || strm->vtbl == NULL)
return NULL;
return (void *)strm->vtbl;
}
int32_t mz_stream_get_prop_int64(void *stream, int32_t prop, int64_t *value) {
mz_stream *strm = (mz_stream *)stream;
if (strm == NULL || strm->vtbl == NULL || strm->vtbl->get_prop_int64 == NULL)
return MZ_PARAM_ERROR;
return strm->vtbl->get_prop_int64(stream, prop, value);
}
int32_t mz_stream_set_prop_int64(void *stream, int32_t prop, int64_t value) {
mz_stream *strm = (mz_stream *)stream;
if (strm == NULL || strm->vtbl == NULL || strm->vtbl->set_prop_int64 == NULL)
return MZ_PARAM_ERROR;
return strm->vtbl->set_prop_int64(stream, prop, value);
}
void *mz_stream_create(void **stream, mz_stream_vtbl *vtbl) {
if (stream == NULL)
return NULL;
if (vtbl == NULL || vtbl->create == NULL)
return NULL;
return vtbl->create(stream);
}
void mz_stream_delete(void **stream) {
mz_stream *strm = NULL;
if (stream == NULL)
return;
strm = (mz_stream *)*stream;
if (strm != NULL && strm->vtbl != NULL && strm->vtbl->destroy != NULL)
strm->vtbl->destroy(stream);
*stream = NULL;
}
/***************************************************************************/
typedef struct mz_stream_raw_s {
mz_stream stream;
int64_t total_in;
int64_t total_out;
int64_t max_total_in;
} mz_stream_raw;
/***************************************************************************/
int32_t mz_stream_raw_open(void *stream, const char *path, int32_t mode) {
MZ_UNUSED(stream);
MZ_UNUSED(path);
MZ_UNUSED(mode);
return MZ_OK;
}
int32_t mz_stream_raw_is_open(void *stream) {
mz_stream_raw *raw = (mz_stream_raw *)stream;
return mz_stream_is_open(raw->stream.base);
}
int32_t mz_stream_raw_read(void *stream, void *buf, int32_t size) {
mz_stream_raw *raw = (mz_stream_raw *)stream;
int32_t bytes_to_read = size;
int32_t read = 0;
if (raw->max_total_in > 0) {
if ((int64_t)bytes_to_read > (raw->max_total_in - raw->total_in))
bytes_to_read = (int32_t)(raw->max_total_in - raw->total_in);
}
read = mz_stream_read(raw->stream.base, buf, bytes_to_read);
if (read > 0) {
raw->total_in += read;
raw->total_out += read;
}
return read;
}
int32_t mz_stream_raw_write(void *stream, const void *buf, int32_t size) {
mz_stream_raw *raw = (mz_stream_raw *)stream;
int32_t written = 0;
written = mz_stream_write(raw->stream.base, buf, size);
if (written > 0) {
raw->total_out += written;
raw->total_in += written;
}
return written;
}
int64_t mz_stream_raw_tell(void *stream) {
mz_stream_raw *raw = (mz_stream_raw *)stream;
return mz_stream_tell(raw->stream.base);
}
int32_t mz_stream_raw_seek(void *stream, int64_t offset, int32_t origin) {
mz_stream_raw *raw = (mz_stream_raw *)stream;
return mz_stream_seek(raw->stream.base, offset, origin);
}
int32_t mz_stream_raw_close(void *stream) {
MZ_UNUSED(stream);
return MZ_OK;
}
int32_t mz_stream_raw_error(void *stream) {
mz_stream_raw *raw = (mz_stream_raw *)stream;
return mz_stream_error(raw->stream.base);
}
int32_t mz_stream_raw_get_prop_int64(void *stream, int32_t prop, int64_t *value) {
mz_stream_raw *raw = (mz_stream_raw *)stream;
switch (prop) {
case MZ_STREAM_PROP_TOTAL_IN:
*value = raw->total_in;
return MZ_OK;
case MZ_STREAM_PROP_TOTAL_OUT:
*value = raw->total_out;
return MZ_OK;
}
return MZ_EXIST_ERROR;
}
int32_t mz_stream_raw_set_prop_int64(void *stream, int32_t prop, int64_t value) {
mz_stream_raw *raw = (mz_stream_raw *)stream;
switch (prop) {
case MZ_STREAM_PROP_TOTAL_IN_MAX:
raw->max_total_in = value;
return MZ_OK;
}
return MZ_EXIST_ERROR;
}
/***************************************************************************/
static mz_stream_vtbl mz_stream_raw_vtbl = {
mz_stream_raw_open,
mz_stream_raw_is_open,
mz_stream_raw_read,
mz_stream_raw_write,
mz_stream_raw_tell,
mz_stream_raw_seek,
mz_stream_raw_close,
mz_stream_raw_error,
mz_stream_raw_create,
mz_stream_raw_delete,
mz_stream_raw_get_prop_int64,
mz_stream_raw_set_prop_int64
};
/***************************************************************************/
void *mz_stream_raw_create(void **stream) {
mz_stream_raw *raw = NULL;
raw = (mz_stream_raw *)MZ_ALLOC(sizeof(mz_stream_raw));
if (raw != NULL) {
memset(raw, 0, sizeof(mz_stream_raw));
raw->stream.vtbl = &mz_stream_raw_vtbl;
}
if (stream != NULL)
*stream = raw;
return raw;
}
void mz_stream_raw_delete(void **stream) {
mz_stream_raw *raw = NULL;
if (stream == NULL)
return;
raw = (mz_stream_raw *)*stream;
if (raw != NULL)
MZ_FREE(raw);
*stream = NULL;
}

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/* mz_strm.h -- Stream interface
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_STREAM_H
#define MZ_STREAM_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
#define MZ_STREAM_PROP_TOTAL_IN (1)
#define MZ_STREAM_PROP_TOTAL_IN_MAX (2)
#define MZ_STREAM_PROP_TOTAL_OUT (3)
#define MZ_STREAM_PROP_TOTAL_OUT_MAX (4)
#define MZ_STREAM_PROP_HEADER_SIZE (5)
#define MZ_STREAM_PROP_FOOTER_SIZE (6)
#define MZ_STREAM_PROP_DISK_SIZE (7)
#define MZ_STREAM_PROP_DISK_NUMBER (8)
#define MZ_STREAM_PROP_COMPRESS_LEVEL (9)
#define MZ_STREAM_PROP_COMPRESS_METHOD (10)
#define MZ_STREAM_PROP_COMPRESS_WINDOW (11)
/***************************************************************************/
typedef int32_t (*mz_stream_open_cb) (void *stream, const char *path, int32_t mode);
typedef int32_t (*mz_stream_is_open_cb) (void *stream);
typedef int32_t (*mz_stream_read_cb) (void *stream, void *buf, int32_t size);
typedef int32_t (*mz_stream_write_cb) (void *stream, const void *buf, int32_t size);
typedef int64_t (*mz_stream_tell_cb) (void *stream);
typedef int32_t (*mz_stream_seek_cb) (void *stream, int64_t offset, int32_t origin);
typedef int32_t (*mz_stream_close_cb) (void *stream);
typedef int32_t (*mz_stream_error_cb) (void *stream);
typedef void* (*mz_stream_create_cb) (void **stream);
typedef void (*mz_stream_destroy_cb) (void **stream);
typedef int32_t (*mz_stream_get_prop_int64_cb) (void *stream, int32_t prop, int64_t *value);
typedef int32_t (*mz_stream_set_prop_int64_cb) (void *stream, int32_t prop, int64_t value);
typedef int32_t (*mz_stream_find_cb) (void *stream, const void *find, int32_t find_size,
int64_t max_seek, int64_t *position);
/***************************************************************************/
typedef struct mz_stream_vtbl_s {
mz_stream_open_cb open;
mz_stream_is_open_cb is_open;
mz_stream_read_cb read;
mz_stream_write_cb write;
mz_stream_tell_cb tell;
mz_stream_seek_cb seek;
mz_stream_close_cb close;
mz_stream_error_cb error;
mz_stream_create_cb create;
mz_stream_destroy_cb destroy;
mz_stream_get_prop_int64_cb get_prop_int64;
mz_stream_set_prop_int64_cb set_prop_int64;
} mz_stream_vtbl;
typedef struct mz_stream_s {
mz_stream_vtbl *vtbl;
struct mz_stream_s *base;
} mz_stream;
/***************************************************************************/
int32_t mz_stream_open(void *stream, const char *path, int32_t mode);
int32_t mz_stream_is_open(void *stream);
int32_t mz_stream_read(void *stream, void *buf, int32_t size);
int32_t mz_stream_read_uint8(void *stream, uint8_t *value);
int32_t mz_stream_read_uint16(void *stream, uint16_t *value);
int32_t mz_stream_read_uint32(void *stream, uint32_t *value);
int32_t mz_stream_read_int64(void *stream, int64_t *value);
int32_t mz_stream_read_uint64(void *stream, uint64_t *value);
int32_t mz_stream_write(void *stream, const void *buf, int32_t size);
int32_t mz_stream_write_uint8(void *stream, uint8_t value);
int32_t mz_stream_write_uint16(void *stream, uint16_t value);
int32_t mz_stream_write_uint32(void *stream, uint32_t value);
int32_t mz_stream_write_int64(void *stream, int64_t value);
int32_t mz_stream_write_uint64(void *stream, uint64_t value);
int32_t mz_stream_copy(void *target, void *source, int32_t len);
int32_t mz_stream_copy_to_end(void *target, void *source);
int32_t mz_stream_copy_stream(void *target, mz_stream_write_cb write_cb, void *source, mz_stream_read_cb read_cb, int32_t len);
int32_t mz_stream_copy_stream_to_end(void *target, mz_stream_write_cb write_cb, void *source, mz_stream_read_cb read_cb);
int64_t mz_stream_tell(void *stream);
int32_t mz_stream_seek(void *stream, int64_t offset, int32_t origin);
int32_t mz_stream_find(void *stream, const void *find, int32_t find_size, int64_t max_seek, int64_t *position);
int32_t mz_stream_find_reverse(void *stream, const void *find, int32_t find_size, int64_t max_seek, int64_t *position);
int32_t mz_stream_close(void *stream);
int32_t mz_stream_error(void *stream);
int32_t mz_stream_set_base(void *stream, void *base);
void* mz_stream_get_interface(void *stream);
int32_t mz_stream_get_prop_int64(void *stream, int32_t prop, int64_t *value);
int32_t mz_stream_set_prop_int64(void *stream, int32_t prop, int64_t value);
void* mz_stream_create(void **stream, mz_stream_vtbl *vtbl);
void mz_stream_delete(void **stream);
/***************************************************************************/
int32_t mz_stream_raw_open(void *stream, const char *filename, int32_t mode);
int32_t mz_stream_raw_is_open(void *stream);
int32_t mz_stream_raw_read(void *stream, void *buf, int32_t size);
int32_t mz_stream_raw_write(void *stream, const void *buf, int32_t size);
int64_t mz_stream_raw_tell(void *stream);
int32_t mz_stream_raw_seek(void *stream, int64_t offset, int32_t origin);
int32_t mz_stream_raw_close(void *stream);
int32_t mz_stream_raw_error(void *stream);
int32_t mz_stream_raw_get_prop_int64(void *stream, int32_t prop, int64_t *value);
int32_t mz_stream_raw_set_prop_int64(void *stream, int32_t prop, int64_t value);
void* mz_stream_raw_create(void **stream);
void mz_stream_raw_delete(void **stream);
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_strm_buf.c -- Stream for buffering reads/writes
part of the minizip-ng project
This version of ioapi is designed to buffer IO.
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_strm.h"
#include "mz_strm_buf.h"
/***************************************************************************/
static mz_stream_vtbl mz_stream_buffered_vtbl = {
mz_stream_buffered_open,
mz_stream_buffered_is_open,
mz_stream_buffered_read,
mz_stream_buffered_write,
mz_stream_buffered_tell,
mz_stream_buffered_seek,
mz_stream_buffered_close,
mz_stream_buffered_error,
mz_stream_buffered_create,
mz_stream_buffered_delete,
NULL,
NULL
};
/***************************************************************************/
typedef struct mz_stream_buffered_s {
mz_stream stream;
int32_t error;
char readbuf[INT16_MAX];
int32_t readbuf_len;
int32_t readbuf_pos;
int32_t readbuf_hits;
int32_t readbuf_misses;
char writebuf[INT16_MAX];
int32_t writebuf_len;
int32_t writebuf_pos;
int32_t writebuf_hits;
int32_t writebuf_misses;
int64_t position;
} mz_stream_buffered;
/***************************************************************************/
#if 0
# define mz_stream_buffered_print printf
#else
# define mz_stream_buffered_print(fmt,...)
#endif
/***************************************************************************/
static int32_t mz_stream_buffered_reset(void *stream) {
mz_stream_buffered *buffered = (mz_stream_buffered *)stream;
buffered->readbuf_len = 0;
buffered->readbuf_pos = 0;
buffered->writebuf_len = 0;
buffered->writebuf_pos = 0;
buffered->position = 0;
return MZ_OK;
}
int32_t mz_stream_buffered_open(void *stream, const char *path, int32_t mode) {
mz_stream_buffered *buffered = (mz_stream_buffered *)stream;
mz_stream_buffered_print("Buffered - Open (mode %" PRId32 ")\n", mode);
mz_stream_buffered_reset(buffered);
return mz_stream_open(buffered->stream.base, path, mode);
}
int32_t mz_stream_buffered_is_open(void *stream) {
mz_stream_buffered *buffered = (mz_stream_buffered *)stream;
return mz_stream_is_open(buffered->stream.base);
}
static int32_t mz_stream_buffered_flush(void *stream, int32_t *written) {
mz_stream_buffered *buffered = (mz_stream_buffered *)stream;
int32_t total_bytes_written = 0;
int32_t bytes_to_write = buffered->writebuf_len;
int32_t bytes_left_to_write = buffered->writebuf_len;
int32_t bytes_written = 0;
*written = 0;
while (bytes_left_to_write > 0) {
bytes_written = mz_stream_write(buffered->stream.base,
buffered->writebuf + (bytes_to_write - bytes_left_to_write), bytes_left_to_write);
if (bytes_written != bytes_left_to_write)
return MZ_WRITE_ERROR;
buffered->writebuf_misses += 1;
mz_stream_buffered_print("Buffered - Write flush (%" PRId32 ":%" PRId32 " len %" PRId32 ")\n",
bytes_to_write, bytes_left_to_write, buffered->writebuf_len);
total_bytes_written += bytes_written;
bytes_left_to_write -= bytes_written;
buffered->position += bytes_written;
}
buffered->writebuf_len = 0;
buffered->writebuf_pos = 0;
*written = total_bytes_written;
return MZ_OK;
}
int32_t mz_stream_buffered_read(void *stream, void *buf, int32_t size) {
mz_stream_buffered *buffered = (mz_stream_buffered *)stream;
int32_t buf_len = 0;
int32_t bytes_to_read = 0;
int32_t bytes_to_copy = 0;
int32_t bytes_left_to_read = size;
int32_t bytes_read = 0;
int32_t bytes_flushed = 0;
mz_stream_buffered_print("Buffered - Read (size %" PRId32 " pos %" PRId64 ")\n", size, buffered->position);
if (buffered->writebuf_len > 0) {
int64_t position = buffered->position + buffered->writebuf_pos
mz_stream_buffered_print("Buffered - Switch from write to read, flushing (pos %" PRId64 ")\n", position);
mz_stream_buffered_flush(stream, &bytes_flushed);
mz_stream_buffered_seek(stream, position, MZ_SEEK_SET);
}
while (bytes_left_to_read > 0) {
if ((buffered->readbuf_len == 0) || (buffered->readbuf_pos == buffered->readbuf_len)) {
if (buffered->readbuf_len == sizeof(buffered->readbuf)) {
buffered->readbuf_pos = 0;
buffered->readbuf_len = 0;
}
bytes_to_read = (int32_t)sizeof(buffered->readbuf) - (buffered->readbuf_len - buffered->readbuf_pos);
bytes_read = mz_stream_read(buffered->stream.base, buffered->readbuf + buffered->readbuf_pos, bytes_to_read);
if (bytes_read < 0)
return bytes_read;
buffered->readbuf_misses += 1;
buffered->readbuf_len += bytes_read;
buffered->position += bytes_read;
mz_stream_buffered_print("Buffered - Filled (read %" PRId32 "/%" PRId32 " buf %" PRId32 ":%" PRId32 " pos %" PRId64 ")\n",
bytes_read, bytes_to_read, buffered->readbuf_pos, buffered->readbuf_len, buffered->position);
if (bytes_read == 0)
break;
}
if ((buffered->readbuf_len - buffered->readbuf_pos) > 0) {
bytes_to_copy = buffered->readbuf_len - buffered->readbuf_pos;
if (bytes_to_copy > bytes_left_to_read)
bytes_to_copy = bytes_left_to_read;
memcpy((char *)buf + buf_len, buffered->readbuf + buffered->readbuf_pos, bytes_to_copy);
buf_len += bytes_to_copy;
bytes_left_to_read -= bytes_to_copy;
buffered->readbuf_hits += 1;
buffered->readbuf_pos += bytes_to_copy;
mz_stream_buffered_print("Buffered - Emptied (copied %" PRId32 " remaining %" PRId32 " buf %" PRId32 ":%" PRId32 " pos %" PRId64 ")\n",
bytes_to_copy, bytes_left_to_read, buffered->readbuf_pos, buffered->readbuf_len, buffered->position);
}
}
return size - bytes_left_to_read;
}
int32_t mz_stream_buffered_write(void *stream, const void *buf, int32_t size) {
mz_stream_buffered *buffered = (mz_stream_buffered *)stream;
int32_t bytes_to_write = size;
int32_t bytes_left_to_write = size;
int32_t bytes_to_copy = 0;
int32_t bytes_used = 0;
int32_t bytes_flushed = 0;
int32_t err = MZ_OK;
mz_stream_buffered_print("Buffered - Write (size %" PRId32 " len %" PRId32 " pos %" PRId64 ")\n",
size, buffered->writebuf_len, buffered->position);
if (buffered->readbuf_len > 0) {
buffered->position -= buffered->readbuf_len;
buffered->position += buffered->readbuf_pos;
buffered->readbuf_len = 0;
buffered->readbuf_pos = 0;
mz_stream_buffered_print("Buffered - Switch from read to write (pos %" PRId64 ")\n", buffered->position);
err = mz_stream_seek(buffered->stream.base, buffered->position, MZ_SEEK_SET);
if (err != MZ_OK)
return err;
}
while (bytes_left_to_write > 0) {
bytes_used = buffered->writebuf_len;
if (bytes_used > buffered->writebuf_pos)
bytes_used = buffered->writebuf_pos;
bytes_to_copy = (int32_t)sizeof(buffered->writebuf) - bytes_used;
if (bytes_to_copy > bytes_left_to_write)
bytes_to_copy = bytes_left_to_write;
if (bytes_to_copy == 0) {
err = mz_stream_buffered_flush(stream, &bytes_flushed);
if (err != MZ_OK)
return err;
if (bytes_flushed == 0)
return 0;
continue;
}
memcpy(buffered->writebuf + buffered->writebuf_pos,
(const char *)buf + (bytes_to_write - bytes_left_to_write), bytes_to_copy);
mz_stream_buffered_print("Buffered - Write copy (remaining %" PRId32 " write %" PRId32 ":%" PRId32 " len %" PRId32 ")\n",
bytes_to_copy, bytes_to_write, bytes_left_to_write, buffered->writebuf_len);
bytes_left_to_write -= bytes_to_copy;
buffered->writebuf_pos += bytes_to_copy;
buffered->writebuf_hits += 1;
if (buffered->writebuf_pos > buffered->writebuf_len)
buffered->writebuf_len += buffered->writebuf_pos - buffered->writebuf_len;
}
return size - bytes_left_to_write;
}
int64_t mz_stream_buffered_tell(void *stream) {
mz_stream_buffered *buffered = (mz_stream_buffered *)stream;
int64_t position = mz_stream_tell(buffered->stream.base);
buffered->position = position;
mz_stream_buffered_print("Buffered - Tell (pos %" PRId64 " readpos %" PRId32 " writepos %" PRId32 ")\n",
buffered->position, buffered->readbuf_pos, buffered->writebuf_pos);
if (buffered->readbuf_len > 0)
position -= ((int64_t)buffered->readbuf_len - buffered->readbuf_pos);
if (buffered->writebuf_len > 0)
position += buffered->writebuf_pos;
return position;
}
int32_t mz_stream_buffered_seek(void *stream, int64_t offset, int32_t origin) {
mz_stream_buffered *buffered = (mz_stream_buffered *)stream;
int32_t bytes_flushed = 0;
int32_t err = MZ_OK;
mz_stream_buffered_print("Buffered - Seek (origin %" PRId32 " offset %" PRId64 " pos %" PRId64 ")\n",
origin, offset, buffered->position);
switch (origin) {
case MZ_SEEK_SET:
if ((buffered->readbuf_len > 0) && (offset < buffered->position) &&
(offset >= buffered->position - buffered->readbuf_len)) {
buffered->readbuf_pos = (int32_t)(offset - (buffered->position - buffered->readbuf_len));
return MZ_OK;
}
if (buffered->writebuf_len > 0) {
if ((offset >= buffered->position) && (offset <= buffered->position + buffered->writebuf_len)) {
buffered->writebuf_pos = (int32_t)(offset - buffered->position);
return MZ_OK;
}
}
err = mz_stream_buffered_flush(stream, &bytes_flushed);
if (err != MZ_OK)
return err;
buffered->position = offset;
break;
case MZ_SEEK_CUR:
if (buffered->readbuf_len > 0) {
if (offset <= ((int64_t)buffered->readbuf_len - buffered->readbuf_pos)) {
buffered->readbuf_pos += (uint32_t)offset;
return MZ_OK;
}
offset -= ((int64_t)buffered->readbuf_len - buffered->readbuf_pos);
buffered->position += offset;
}
if (buffered->writebuf_len > 0) {
if (offset <= ((int64_t)buffered->writebuf_len - buffered->writebuf_pos)) {
buffered->writebuf_pos += (uint32_t)offset;
return MZ_OK;
}
/* offset -= (buffered->writebuf_len - buffered->writebuf_pos); */
}
err = mz_stream_buffered_flush(stream, &bytes_flushed);
if (err != MZ_OK)
return err;
break;
case MZ_SEEK_END:
if (buffered->writebuf_len > 0) {
buffered->writebuf_pos = buffered->writebuf_len;
return MZ_OK;
}
break;
}
buffered->readbuf_len = 0;
buffered->readbuf_pos = 0;
buffered->writebuf_len = 0;
buffered->writebuf_pos = 0;
return mz_stream_seek(buffered->stream.base, offset, origin);
}
int32_t mz_stream_buffered_close(void *stream) {
mz_stream_buffered *buffered = (mz_stream_buffered *)stream;
int32_t bytes_flushed = 0;
mz_stream_buffered_flush(stream, &bytes_flushed);
mz_stream_buffered_print("Buffered - Close (flushed %" PRId32 ")\n", bytes_flushed);
if (buffered->readbuf_hits + buffered->readbuf_misses > 0) {
mz_stream_buffered_print("Buffered - Read efficiency %.02f%%\n",
(buffered->readbuf_hits / ((float)buffered->readbuf_hits + buffered->readbuf_misses)) * 100);
}
if (buffered->writebuf_hits + buffered->writebuf_misses > 0) {
mz_stream_buffered_print("Buffered - Write efficiency %.02f%%\n",
(buffered->writebuf_hits / ((float)buffered->writebuf_hits + buffered->writebuf_misses)) * 100);
}
mz_stream_buffered_reset(buffered);
return mz_stream_close(buffered->stream.base);
}
int32_t mz_stream_buffered_error(void *stream) {
mz_stream_buffered *buffered = (mz_stream_buffered *)stream;
return mz_stream_error(buffered->stream.base);
}
void *mz_stream_buffered_create(void **stream) {
mz_stream_buffered *buffered = NULL;
buffered = (mz_stream_buffered *)MZ_ALLOC(sizeof(mz_stream_buffered));
if (buffered != NULL) {
memset(buffered, 0, sizeof(mz_stream_buffered));
buffered->stream.vtbl = &mz_stream_buffered_vtbl;
}
if (stream != NULL)
*stream = buffered;
return buffered;
}
void mz_stream_buffered_delete(void **stream) {
mz_stream_buffered *buffered = NULL;
if (stream == NULL)
return;
buffered = (mz_stream_buffered *)*stream;
if (buffered != NULL)
MZ_FREE(buffered);
*stream = NULL;
}
void *mz_stream_buffered_get_interface(void) {
return (void *)&mz_stream_buffered_vtbl;
}

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/* mz_strm_buf.h -- Stream for buffering reads/writes
part of the minizip-ng project
This version of ioapi is designed to buffer IO.
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_STREAM_BUFFERED_H
#define MZ_STREAM_BUFFERED_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
int32_t mz_stream_buffered_open(void *stream, const char *path, int32_t mode);
int32_t mz_stream_buffered_is_open(void *stream);
int32_t mz_stream_buffered_read(void *stream, void *buf, int32_t size);
int32_t mz_stream_buffered_write(void *stream, const void *buf, int32_t size);
int64_t mz_stream_buffered_tell(void *stream);
int32_t mz_stream_buffered_seek(void *stream, int64_t offset, int32_t origin);
int32_t mz_stream_buffered_close(void *stream);
int32_t mz_stream_buffered_error(void *stream);
void* mz_stream_buffered_create(void **stream);
void mz_stream_buffered_delete(void **stream);
void* mz_stream_buffered_get_interface(void);
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_strm_bzip.c -- Stream for bzip inflate/deflate
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_strm.h"
#include "mz_strm_bzip.h"
#include "bzlib.h"
/***************************************************************************/
static mz_stream_vtbl mz_stream_bzip_vtbl = {
mz_stream_bzip_open,
mz_stream_bzip_is_open,
mz_stream_bzip_read,
mz_stream_bzip_write,
mz_stream_bzip_tell,
mz_stream_bzip_seek,
mz_stream_bzip_close,
mz_stream_bzip_error,
mz_stream_bzip_create,
mz_stream_bzip_delete,
mz_stream_bzip_get_prop_int64,
mz_stream_bzip_set_prop_int64
};
/***************************************************************************/
typedef struct mz_stream_bzip_s {
mz_stream stream;
bz_stream bzstream;
int32_t mode;
int32_t error;
uint8_t buffer[INT16_MAX];
int32_t buffer_len;
int16_t stream_end;
int64_t total_in;
int64_t total_out;
int64_t max_total_in;
int8_t initialized;
int16_t level;
} mz_stream_bzip;
/***************************************************************************/
int32_t mz_stream_bzip_open(void *stream, const char *path, int32_t mode) {
mz_stream_bzip *bzip = (mz_stream_bzip *)stream;
MZ_UNUSED(path);
bzip->bzstream.bzalloc = 0;
bzip->bzstream.bzfree = 0;
bzip->bzstream.opaque = 0;
bzip->bzstream.total_in_lo32 = 0;
bzip->bzstream.total_in_hi32 = 0;
bzip->bzstream.total_out_lo32 = 0;
bzip->bzstream.total_out_hi32 = 0;
bzip->total_in = 0;
bzip->total_out = 0;
if (mode & MZ_OPEN_MODE_WRITE) {
#ifdef MZ_ZIP_NO_COMPRESSION
return MZ_SUPPORT_ERROR;
#else
bzip->bzstream.next_out = (char *)bzip->buffer;
bzip->bzstream.avail_out = sizeof(bzip->buffer);
bzip->error = BZ2_bzCompressInit(&bzip->bzstream, bzip->level, 0, 0);
#endif
} else if (mode & MZ_OPEN_MODE_READ) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
return MZ_SUPPORT_ERROR;
#else
bzip->bzstream.next_in = (char *)bzip->buffer;
bzip->bzstream.avail_in = 0;
bzip->error = BZ2_bzDecompressInit(&bzip->bzstream, 0, 0);
#endif
}
if (bzip->error != BZ_OK)
return MZ_OPEN_ERROR;
bzip->initialized = 1;
bzip->stream_end = 0;
bzip->mode = mode;
return MZ_OK;
}
int32_t mz_stream_bzip_is_open(void *stream) {
mz_stream_bzip *bzip = (mz_stream_bzip *)stream;
if (bzip->initialized != 1)
return MZ_OPEN_ERROR;
return MZ_OK;
}
int32_t mz_stream_bzip_read(void *stream, void *buf, int32_t size) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
MZ_UNUSED(stream);
MZ_UNUSED(buf);
MZ_UNUSED(size);
return MZ_SUPPORT_ERROR;
#else
mz_stream_bzip *bzip = (mz_stream_bzip *)stream;
uint64_t total_in_before = 0;
uint64_t total_out_before = 0;
uint64_t total_in_after = 0;
uint64_t total_out_after = 0;
int32_t total_in = 0;
int32_t total_out = 0;
int32_t in_bytes = 0;
int32_t out_bytes = 0;
int32_t bytes_to_read = sizeof(bzip->buffer);
int32_t read = 0;
int32_t err = BZ_OK;
if (bzip->stream_end)
return 0;
bzip->bzstream.next_out = (char *)buf;
bzip->bzstream.avail_out = (unsigned int)size;
do {
if (bzip->bzstream.avail_in == 0) {
if (bzip->max_total_in > 0) {
if ((int64_t)bytes_to_read > (bzip->max_total_in - bzip->total_in))
bytes_to_read = (int32_t)(bzip->max_total_in - bzip->total_in);
}
read = mz_stream_read(bzip->stream.base, bzip->buffer, bytes_to_read);
if (read < 0)
return read;
bzip->bzstream.next_in = (char *)bzip->buffer;
bzip->bzstream.avail_in = (uint32_t)read;
}
total_in_before = bzip->bzstream.avail_in;
total_out_before = bzip->bzstream.total_out_lo32 +
(((uint64_t)bzip->bzstream.total_out_hi32) << 32);
err = BZ2_bzDecompress(&bzip->bzstream);
total_in_after = bzip->bzstream.avail_in;
total_out_after = bzip->bzstream.total_out_lo32 +
(((uint64_t)bzip->bzstream.total_out_hi32) << 32);
in_bytes = (int32_t)(total_in_before - total_in_after);
out_bytes = (int32_t)(total_out_after - total_out_before);
total_in += in_bytes;
total_out += out_bytes;
bzip->total_in += in_bytes;
bzip->total_out += out_bytes;
if (err == BZ_STREAM_END) {
bzip->stream_end = 1;
break;
}
if (err != BZ_OK && err != BZ_RUN_OK) {
bzip->error = err;
break;
}
} while (bzip->bzstream.avail_out > 0);
if (bzip->error != 0)
return MZ_DATA_ERROR;
return total_out;
#endif
}
#ifndef MZ_ZIP_NO_COMPRESSION
static int32_t mz_stream_bzip_flush(void *stream) {
mz_stream_bzip *bzip = (mz_stream_bzip *)stream;
if (mz_stream_write(bzip->stream.base, bzip->buffer, bzip->buffer_len) != bzip->buffer_len)
return MZ_WRITE_ERROR;
return MZ_OK;
}
static int32_t mz_stream_bzip_compress(void *stream, int flush) {
mz_stream_bzip *bzip = (mz_stream_bzip *)stream;
uint64_t total_out_before = 0;
uint64_t total_out_after = 0;
uint32_t out_bytes = 0;
int32_t err = BZ_OK;
do {
if (bzip->bzstream.avail_out == 0) {
err = mz_stream_bzip_flush(bzip);
if (err != MZ_OK)
return err;
bzip->bzstream.avail_out = sizeof(bzip->buffer);
bzip->bzstream.next_out = (char *)bzip->buffer;
bzip->buffer_len = 0;
}
total_out_before = bzip->bzstream.total_out_lo32 +
(((uint64_t)bzip->bzstream.total_out_hi32) << 32);
err = BZ2_bzCompress(&bzip->bzstream, flush);
total_out_after = bzip->bzstream.total_out_lo32 +
(((uint64_t)bzip->bzstream.total_out_hi32) << 32);
out_bytes = (uint32_t)(total_out_after - total_out_before);
bzip->buffer_len += out_bytes;
bzip->total_out += out_bytes;
if (err == BZ_STREAM_END)
break;
if (err < 0) {
bzip->error = err;
return MZ_DATA_ERROR;
}
} while ((bzip->bzstream.avail_in > 0) || (flush == BZ_FINISH && err == BZ_FINISH_OK));
return MZ_OK;
}
#endif
int32_t mz_stream_bzip_write(void *stream, const void *buf, int32_t size) {
#ifdef MZ_ZIP_NO_COMPRESSION
MZ_UNUSED(stream);
MZ_UNUSED(buf);
MZ_UNUSED(size);
return MZ_SUPPORT_ERROR;
#else
mz_stream_bzip *bzip = (mz_stream_bzip *)stream;
int32_t err = MZ_OK;
bzip->bzstream.next_in = (char *)(intptr_t)buf;
bzip->bzstream.avail_in = (unsigned int)size;
err = mz_stream_bzip_compress(stream, BZ_RUN);
if (err != MZ_OK) {
return err;
}
bzip->total_in += size;
return size;
#endif
}
int64_t mz_stream_bzip_tell(void *stream) {
MZ_UNUSED(stream);
return MZ_TELL_ERROR;
}
int32_t mz_stream_bzip_seek(void *stream, int64_t offset, int32_t origin) {
MZ_UNUSED(stream);
MZ_UNUSED(offset);
MZ_UNUSED(origin);
return MZ_SEEK_ERROR;
}
int32_t mz_stream_bzip_close(void *stream) {
mz_stream_bzip *bzip = (mz_stream_bzip *)stream;
if (bzip->mode & MZ_OPEN_MODE_WRITE) {
#ifdef MZ_ZIP_NO_COMPRESSION
return MZ_SUPPORT_ERROR;
#else
mz_stream_bzip_compress(stream, BZ_FINISH);
mz_stream_bzip_flush(stream);
BZ2_bzCompressEnd(&bzip->bzstream);
#endif
} else if (bzip->mode & MZ_OPEN_MODE_READ) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
return MZ_SUPPORT_ERROR;
#else
BZ2_bzDecompressEnd(&bzip->bzstream);
#endif
}
bzip->initialized = 0;
if (bzip->error != BZ_OK)
return MZ_CLOSE_ERROR;
return MZ_OK;
}
int32_t mz_stream_bzip_error(void *stream) {
mz_stream_bzip *bzip = (mz_stream_bzip *)stream;
return bzip->error;
}
int32_t mz_stream_bzip_get_prop_int64(void *stream, int32_t prop, int64_t *value) {
mz_stream_bzip *bzip = (mz_stream_bzip *)stream;
switch (prop) {
case MZ_STREAM_PROP_TOTAL_IN:
*value = bzip->total_in;
break;
case MZ_STREAM_PROP_TOTAL_IN_MAX:
*value = bzip->max_total_in;
break;
case MZ_STREAM_PROP_TOTAL_OUT:
*value = bzip->total_out;
break;
case MZ_STREAM_PROP_HEADER_SIZE:
*value = 0;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
int32_t mz_stream_bzip_set_prop_int64(void *stream, int32_t prop, int64_t value) {
mz_stream_bzip *bzip = (mz_stream_bzip *)stream;
switch (prop) {
case MZ_STREAM_PROP_COMPRESS_LEVEL:
if (value < 0)
bzip->level = 6;
else
bzip->level = (int16_t)value;
return MZ_OK;
case MZ_STREAM_PROP_TOTAL_IN_MAX:
bzip->max_total_in = value;
return MZ_OK;
}
return MZ_EXIST_ERROR;
}
void *mz_stream_bzip_create(void **stream) {
mz_stream_bzip *bzip = NULL;
bzip = (mz_stream_bzip *)MZ_ALLOC(sizeof(mz_stream_bzip));
if (bzip != NULL) {
memset(bzip, 0, sizeof(mz_stream_bzip));
bzip->stream.vtbl = &mz_stream_bzip_vtbl;
bzip->level = 6;
}
if (stream != NULL)
*stream = bzip;
return bzip;
}
void mz_stream_bzip_delete(void **stream) {
mz_stream_bzip *bzip = NULL;
if (stream == NULL)
return;
bzip = (mz_stream_bzip *)*stream;
if (bzip != NULL)
MZ_FREE(bzip);
*stream = NULL;
}
void *mz_stream_bzip_get_interface(void) {
return (void *)&mz_stream_bzip_vtbl;
}
extern void bz_internal_error(int errcode) {
MZ_UNUSED(errcode);
}

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/* mz_strm_bzip.h -- Stream for bzip inflate/deflate
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_STREAM_BZIP_H
#define MZ_STREAM_BZIP_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
int32_t mz_stream_bzip_open(void *stream, const char *filename, int32_t mode);
int32_t mz_stream_bzip_is_open(void *stream);
int32_t mz_stream_bzip_read(void *stream, void *buf, int32_t size);
int32_t mz_stream_bzip_write(void *stream, const void *buf, int32_t size);
int64_t mz_stream_bzip_tell(void *stream);
int32_t mz_stream_bzip_seek(void *stream, int64_t offset, int32_t origin);
int32_t mz_stream_bzip_close(void *stream);
int32_t mz_stream_bzip_error(void *stream);
int32_t mz_stream_bzip_get_prop_int64(void *stream, int32_t prop, int64_t *value);
int32_t mz_stream_bzip_set_prop_int64(void *stream, int32_t prop, int64_t value);
void* mz_stream_bzip_create(void **stream);
void mz_stream_bzip_delete(void **stream);
void* mz_stream_bzip_get_interface(void);
void bz_internal_error(int errcode);
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_strm_libcomp.c -- Stream for apple compression
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_strm.h"
#include "mz_strm_libcomp.h"
#include <compression.h>
/***************************************************************************/
static mz_stream_vtbl mz_stream_libcomp_vtbl = {
mz_stream_libcomp_open,
mz_stream_libcomp_is_open,
mz_stream_libcomp_read,
mz_stream_libcomp_write,
mz_stream_libcomp_tell,
mz_stream_libcomp_seek,
mz_stream_libcomp_close,
mz_stream_libcomp_error,
mz_stream_libcomp_create,
mz_stream_libcomp_delete,
mz_stream_libcomp_get_prop_int64,
mz_stream_libcomp_set_prop_int64
};
/***************************************************************************/
typedef struct mz_stream_libcomp_s {
mz_stream stream;
compression_stream
cstream;
uint8_t buffer[INT16_MAX];
int32_t buffer_len;
int64_t total_in;
int64_t total_out;
int64_t max_total_in;
int8_t initialized;
int32_t mode;
int32_t error;
int16_t method;
} mz_stream_libcomp;
/***************************************************************************/
int32_t mz_stream_libcomp_open(void *stream, const char *path, int32_t mode) {
mz_stream_libcomp *libcomp = (mz_stream_libcomp *)stream;
int32_t err = 0;
int16_t operation = 0;
compression_algorithm algorithm = 0;
MZ_UNUSED(path);
if (libcomp->method == 0)
return MZ_PARAM_ERROR;
libcomp->total_in = 0;
libcomp->total_out = 0;
if (mode & MZ_OPEN_MODE_WRITE) {
#ifdef MZ_ZIP_NO_COMPRESSION
return MZ_SUPPORT_ERROR;
#else
operation = COMPRESSION_STREAM_ENCODE;
#endif
} else if (mode & MZ_OPEN_MODE_READ) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
return MZ_SUPPORT_ERROR;
#else
operation = COMPRESSION_STREAM_DECODE;
#endif
}
if (libcomp->method == MZ_COMPRESS_METHOD_DEFLATE)
algorithm = COMPRESSION_ZLIB;
else if (libcomp->method == MZ_COMPRESS_METHOD_XZ)
algorithm = COMPRESSION_LZMA;
else
return MZ_SUPPORT_ERROR;
err = compression_stream_init(&libcomp->cstream, (compression_stream_operation)operation, algorithm);
if (err == COMPRESSION_STATUS_ERROR) {
libcomp->error = err;
return MZ_OPEN_ERROR;
}
libcomp->initialized = 1;
libcomp->mode = mode;
return MZ_OK;
}
int32_t mz_stream_libcomp_is_open(void *stream) {
mz_stream_libcomp *libcomp = (mz_stream_libcomp *)stream;
if (libcomp->initialized != 1)
return MZ_OPEN_ERROR;
return MZ_OK;
}
int32_t mz_stream_libcomp_read(void *stream, void *buf, int32_t size) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
MZ_UNUSED(stream);
MZ_UNUSED(buf);
MZ_UNUSED(size);
return MZ_SUPPORT_ERROR;
#else
mz_stream_libcomp *libcomp = (mz_stream_libcomp *)stream;
uint64_t total_in_before = 0;
uint64_t total_in_after = 0;
uint64_t total_out_before = 0;
uint64_t total_out_after = 0;
int32_t total_in = 0;
int32_t total_out = 0;
int32_t in_bytes = 0;
int32_t out_bytes = 0;
int32_t bytes_to_read = sizeof(libcomp->buffer);
int32_t read = 0;
int32_t err = MZ_OK;
int16_t flags = 0;
libcomp->cstream.dst_ptr = buf;
libcomp->cstream.dst_size = (size_t)size;
do {
if (libcomp->cstream.src_size == 0) {
if (libcomp->max_total_in > 0) {
if ((int64_t)bytes_to_read > (libcomp->max_total_in - libcomp->total_in))
bytes_to_read = (int32_t)(libcomp->max_total_in - libcomp->total_in);
}
read = mz_stream_read(libcomp->stream.base, libcomp->buffer, bytes_to_read);
if (read < 0)
return read;
if (read == 0)
flags = COMPRESSION_STREAM_FINALIZE;
libcomp->cstream.src_ptr = libcomp->buffer;
libcomp->cstream.src_size = (size_t)read;
}
total_in_before = libcomp->cstream.src_size;
total_out_before = libcomp->cstream.dst_size;
err = compression_stream_process(&libcomp->cstream, flags);
if (err == COMPRESSION_STATUS_ERROR) {
libcomp->error = err;
break;
}
total_in_after = libcomp->cstream.src_size;
total_out_after = libcomp->cstream.dst_size;
in_bytes = (int32_t)(total_in_before - total_in_after);
out_bytes = (int32_t)(total_out_before - total_out_after);
total_in += in_bytes;
total_out += out_bytes;
libcomp->total_in += in_bytes;
libcomp->total_out += out_bytes;
if (err == COMPRESSION_STATUS_END)
break;
if (err != COMPRESSION_STATUS_OK) {
libcomp->error = err;
break;
}
} while (libcomp->cstream.dst_size > 0);
if (libcomp->error != 0)
return MZ_DATA_ERROR;
return total_out;
#endif
}
static int32_t mz_stream_libcomp_flush(void *stream) {
mz_stream_libcomp *libcomp = (mz_stream_libcomp *)stream;
if (mz_stream_write(libcomp->stream.base, libcomp->buffer, libcomp->buffer_len) != libcomp->buffer_len)
return MZ_WRITE_ERROR;
return MZ_OK;
}
static int32_t mz_stream_libcomp_deflate(void *stream, int flush) {
mz_stream_libcomp *libcomp = (mz_stream_libcomp *)stream;
uint64_t total_out_before = 0;
uint64_t total_out_after = 0;
uint32_t out_bytes = 0;
int32_t err = MZ_OK;
do {
if (libcomp->cstream.dst_size == 0) {
err = mz_stream_libcomp_flush(libcomp);
if (err != MZ_OK) {
libcomp->error = err;
return err;
}
libcomp->cstream.dst_size = sizeof(libcomp->buffer);
libcomp->cstream.dst_ptr = libcomp->buffer;
libcomp->buffer_len = 0;
}
total_out_before = libcomp->cstream.dst_size;
err = compression_stream_process(&libcomp->cstream, flush);
total_out_after = libcomp->cstream.dst_size;
out_bytes = (uint32_t)(total_out_before - total_out_after);
libcomp->buffer_len += out_bytes;
libcomp->total_out += out_bytes;
if (err == COMPRESSION_STATUS_END)
break;
if (err != COMPRESSION_STATUS_OK) {
libcomp->error = err;
return MZ_DATA_ERROR;
}
} while ((libcomp->cstream.src_size > 0) || (flush == COMPRESSION_STREAM_FINALIZE && err == COMPRESSION_STATUS_OK));
return MZ_OK;
}
int32_t mz_stream_libcomp_write(void *stream, const void *buf, int32_t size) {
mz_stream_libcomp *libcomp = (mz_stream_libcomp *)stream;
int32_t err = size;
#ifdef MZ_ZIP_NO_COMPRESSION
MZ_UNUSED(libcomp);
err = MZ_SUPPORT_ERROR;
#else
libcomp->cstream.src_ptr = buf;
libcomp->cstream.src_size = (size_t)size;
mz_stream_libcomp_deflate(stream, 0);
libcomp->total_in += size;
#endif
return err;
}
int64_t mz_stream_libcomp_tell(void *stream) {
MZ_UNUSED(stream);
return MZ_TELL_ERROR;
}
int32_t mz_stream_libcomp_seek(void *stream, int64_t offset, int32_t origin) {
MZ_UNUSED(stream);
MZ_UNUSED(offset);
MZ_UNUSED(origin);
return MZ_SEEK_ERROR;
}
int32_t mz_stream_libcomp_close(void *stream) {
mz_stream_libcomp *libcomp = (mz_stream_libcomp *)stream;
if (libcomp->mode & MZ_OPEN_MODE_WRITE) {
#ifdef MZ_ZIP_NO_COMPRESSION
return MZ_SUPPORT_ERROR;
#else
mz_stream_libcomp_deflate(stream, COMPRESSION_STREAM_FINALIZE);
mz_stream_libcomp_flush(stream);
#endif
} else if (libcomp->mode & MZ_OPEN_MODE_READ) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
return MZ_SUPPORT_ERROR;
#endif
}
compression_stream_destroy(&libcomp->cstream);
libcomp->initialized = 0;
if (libcomp->error != MZ_OK)
return MZ_CLOSE_ERROR;
return MZ_OK;
}
int32_t mz_stream_libcomp_error(void *stream) {
mz_stream_libcomp *libcomp = (mz_stream_libcomp *)stream;
return libcomp->error;
}
int32_t mz_stream_libcomp_get_prop_int64(void *stream, int32_t prop, int64_t *value) {
mz_stream_libcomp *libcomp = (mz_stream_libcomp *)stream;
switch (prop) {
case MZ_STREAM_PROP_TOTAL_IN:
*value = libcomp->total_in;
break;
case MZ_STREAM_PROP_TOTAL_IN_MAX:
*value = libcomp->max_total_in;
break;
case MZ_STREAM_PROP_TOTAL_OUT:
*value = libcomp->total_out;
break;
case MZ_STREAM_PROP_HEADER_SIZE:
*value = 0;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
int32_t mz_stream_libcomp_set_prop_int64(void *stream, int32_t prop, int64_t value) {
mz_stream_libcomp *libcomp = (mz_stream_libcomp *)stream;
switch (prop) {
case MZ_STREAM_PROP_COMPRESS_METHOD:
libcomp->method = (int16_t)value;
break;
case MZ_STREAM_PROP_TOTAL_IN_MAX:
libcomp->max_total_in = value;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
void *mz_stream_libcomp_create(void **stream) {
mz_stream_libcomp *libcomp = NULL;
libcomp = (mz_stream_libcomp *)MZ_ALLOC(sizeof(mz_stream_libcomp));
if (libcomp != NULL) {
memset(libcomp, 0, sizeof(mz_stream_libcomp));
libcomp->stream.vtbl = &mz_stream_libcomp_vtbl;
}
if (stream != NULL)
*stream = libcomp;
return libcomp;
}
void mz_stream_libcomp_delete(void **stream) {
mz_stream_libcomp *libcomp = NULL;
if (stream == NULL)
return;
libcomp = (mz_stream_libcomp *)*stream;
if (libcomp != NULL)
MZ_FREE(libcomp);
*stream = NULL;
}

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/* mz_strm_libcomp.h -- Stream for apple compression
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_STREAM_LIBCOMP_H
#define MZ_STREAM_LIBCOMP_H
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
int32_t mz_stream_libcomp_open(void *stream, const char *filename, int32_t mode);
int32_t mz_stream_libcomp_is_open(void *stream);
int32_t mz_stream_libcomp_read(void *stream, void *buf, int32_t size);
int32_t mz_stream_libcomp_write(void *stream, const void *buf, int32_t size);
int64_t mz_stream_libcomp_tell(void *stream);
int32_t mz_stream_libcomp_seek(void *stream, int64_t offset, int32_t origin);
int32_t mz_stream_libcomp_close(void *stream);
int32_t mz_stream_libcomp_error(void *stream);
int32_t mz_stream_libcomp_get_prop_int64(void *stream, int32_t prop, int64_t *value);
int32_t mz_stream_libcomp_set_prop_int64(void *stream, int32_t prop, int64_t value);
void* mz_stream_libcomp_create(void **stream);
void mz_stream_libcomp_delete(void **stream);
void* mz_stream_libcomp_get_interface(void);
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_strm_lzma.c -- Stream for lzma inflate/deflate
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_strm.h"
#include "mz_strm_lzma.h"
#include "lzma.h"
/***************************************************************************/
#define MZ_LZMA_MAGIC_SIZE (4)
#define MZ_LZMA_ZIP_HEADER_SIZE (5)
#define MZ_LZMA_ALONE_HEADER_SIZE (MZ_LZMA_ZIP_HEADER_SIZE + 8)
/***************************************************************************/
static mz_stream_vtbl mz_stream_lzma_vtbl = {
mz_stream_lzma_open,
mz_stream_lzma_is_open,
mz_stream_lzma_read,
mz_stream_lzma_write,
mz_stream_lzma_tell,
mz_stream_lzma_seek,
mz_stream_lzma_close,
mz_stream_lzma_error,
mz_stream_lzma_create,
mz_stream_lzma_delete,
mz_stream_lzma_get_prop_int64,
mz_stream_lzma_set_prop_int64
};
/***************************************************************************/
typedef struct mz_stream_lzma_s {
mz_stream stream;
lzma_stream lstream;
int32_t mode;
int32_t error;
uint8_t buffer[INT16_MAX];
int32_t buffer_len;
int64_t total_in;
int64_t total_out;
int64_t max_total_in;
int64_t max_total_out;
int8_t initialized;
int8_t header;
int32_t header_size;
uint32_t preset;
int16_t method;
} mz_stream_lzma;
/***************************************************************************/
int32_t mz_stream_lzma_open(void *stream, const char *path, int32_t mode) {
mz_stream_lzma *lzma = (mz_stream_lzma *)stream;
lzma_filter filters[LZMA_FILTERS_MAX + 1];
lzma_options_lzma opt_lzma;
uint32_t size = 0;
uint8_t major = 0;
uint8_t minor = 0;
MZ_UNUSED(path);
memset(&opt_lzma, 0, sizeof(opt_lzma));
lzma->lstream.total_in = 0;
lzma->lstream.total_out = 0;
lzma->total_in = 0;
lzma->total_out = 0;
lzma->header = 0;
if (mode & MZ_OPEN_MODE_WRITE) {
#ifdef MZ_ZIP_NO_COMPRESSION
MZ_UNUSED(filters);
MZ_UNUSED(major);
MZ_UNUSED(minor);
return MZ_SUPPORT_ERROR;
#else
lzma->lstream.next_out = lzma->buffer;
lzma->lstream.avail_out = sizeof(lzma->buffer);
if (lzma_lzma_preset(&opt_lzma, lzma->preset))
return MZ_OPEN_ERROR;
memset(&filters, 0, sizeof(filters));
if (lzma->method == MZ_COMPRESS_METHOD_LZMA)
filters[0].id = LZMA_FILTER_LZMA1;
else if (lzma->method == MZ_COMPRESS_METHOD_XZ)
filters[0].id = LZMA_FILTER_LZMA2;
filters[0].options = &opt_lzma;
filters[1].id = LZMA_VLI_UNKNOWN;
lzma_properties_size(&size, (lzma_filter *)&filters);
if (lzma->method == MZ_COMPRESS_METHOD_LZMA) {
mz_stream_write_uint8(lzma->stream.base, LZMA_VERSION_MAJOR);
mz_stream_write_uint8(lzma->stream.base, LZMA_VERSION_MINOR);
mz_stream_write_uint16(lzma->stream.base, (uint16_t)size);
lzma->header = 1;
lzma->total_out += MZ_LZMA_MAGIC_SIZE;
lzma->error = lzma_alone_encoder(&lzma->lstream, &opt_lzma);
} else if (lzma->method == MZ_COMPRESS_METHOD_XZ)
lzma->error = lzma_stream_encoder(&lzma->lstream, filters, LZMA_CHECK_CRC64);
#endif
} else if (mode & MZ_OPEN_MODE_READ) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
MZ_UNUSED(filters);
MZ_UNUSED(major);
MZ_UNUSED(minor);
return MZ_SUPPORT_ERROR;
#else
lzma->lstream.next_in = lzma->buffer;
lzma->lstream.avail_in = 0;
if (lzma->method == MZ_COMPRESS_METHOD_LZMA) {
mz_stream_read_uint8(lzma->stream.base, &major);
mz_stream_read_uint8(lzma->stream.base, &minor);
mz_stream_read_uint16(lzma->stream.base, (uint16_t *)&size);
lzma->header = 1;
lzma->total_in += MZ_LZMA_MAGIC_SIZE;
lzma->error = lzma_alone_decoder(&lzma->lstream, UINT64_MAX);
} else if (lzma->method == MZ_COMPRESS_METHOD_XZ)
lzma->error = lzma_stream_decoder(&lzma->lstream, UINT64_MAX, 0);
#endif
}
if (lzma->error != LZMA_OK)
return MZ_OPEN_ERROR;
lzma->initialized = 1;
lzma->mode = mode;
return MZ_OK;
}
int32_t mz_stream_lzma_is_open(void *stream) {
mz_stream_lzma *lzma = (mz_stream_lzma *)stream;
if (lzma->initialized != 1)
return MZ_OPEN_ERROR;
return MZ_OK;
}
int32_t mz_stream_lzma_read(void *stream, void *buf, int32_t size) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
MZ_UNUSED(stream);
MZ_UNUSED(buf);
MZ_UNUSED(size);
return MZ_SUPPORT_ERROR;
#else
mz_stream_lzma *lzma = (mz_stream_lzma *)stream;
uint64_t total_in_before = 0;
uint64_t total_out_before = 0;
uint64_t total_in_after = 0;
uint64_t total_out_after = 0;
int32_t total_in = 0;
int32_t total_out = 0;
int32_t in_bytes = 0;
int32_t out_bytes = 0;
int32_t bytes_to_read = sizeof(lzma->buffer);
int32_t read = 0;
int32_t err = LZMA_OK;
lzma->lstream.next_out = (uint8_t*)buf;
lzma->lstream.avail_out = (size_t)size;
do {
if (lzma->lstream.avail_in == 0) {
if (lzma->max_total_in > 0) {
if ((int64_t)bytes_to_read > (lzma->max_total_in - lzma->total_in))
bytes_to_read = (int32_t)(lzma->max_total_in - lzma->total_in);
}
if (lzma->header) {
bytes_to_read = MZ_LZMA_ZIP_HEADER_SIZE - lzma->header_size;
}
read = mz_stream_read(lzma->stream.base, lzma->buffer, bytes_to_read);
if (read < 0)
return read;
/* Write uncompressed size for lzma alone header not in zip format */
if (lzma->header) {
lzma->header_size += read;
if (lzma->header_size == MZ_LZMA_ZIP_HEADER_SIZE) {
uint64_t uncompressed_size = UINT64_MAX;
memcpy(lzma->buffer + MZ_LZMA_ZIP_HEADER_SIZE, &uncompressed_size, sizeof(uncompressed_size));
read += sizeof(uncompressed_size);
bytes_to_read = sizeof(lzma->buffer);
lzma->total_in -= sizeof(uncompressed_size);
lzma->header = 0;
}
}
lzma->lstream.next_in = lzma->buffer;
lzma->lstream.avail_in = (size_t)read;
}
total_in_before = lzma->lstream.avail_in;
total_out_before = lzma->lstream.total_out;
err = lzma_code(&lzma->lstream, LZMA_RUN);
total_in_after = lzma->lstream.avail_in;
total_out_after = lzma->lstream.total_out;
if ((lzma->max_total_out != -1) && (int64_t)total_out_after > lzma->max_total_out)
total_out_after = (uint64_t)lzma->max_total_out;
in_bytes = (int32_t)(total_in_before - total_in_after);
out_bytes = (int32_t)(total_out_after - total_out_before);
total_in += in_bytes;
total_out += out_bytes;
lzma->total_in += in_bytes;
lzma->total_out += out_bytes;
if (err == LZMA_STREAM_END)
break;
if (err != LZMA_OK) {
lzma->error = err;
break;
}
} while (lzma->lstream.avail_out > 0);
if (lzma->error != 0)
return MZ_DATA_ERROR;
return total_out;
#endif
}
#ifndef MZ_ZIP_NO_COMPRESSION
static int32_t mz_stream_lzma_flush(void *stream) {
mz_stream_lzma *lzma = (mz_stream_lzma *)stream;
int32_t buffer_len = lzma->buffer_len;
uint8_t *buffer = lzma->buffer;
/* Skip writing lzma_alone header uncompressed size for zip format */
if (lzma->header) {
uint64_t uncompressed_size = 0;
if (lzma->buffer_len < MZ_LZMA_ALONE_HEADER_SIZE)
return MZ_OK;
if (mz_stream_write(lzma->stream.base, buffer, MZ_LZMA_ZIP_HEADER_SIZE) != MZ_LZMA_ZIP_HEADER_SIZE)
return MZ_WRITE_ERROR;
buffer += MZ_LZMA_ALONE_HEADER_SIZE;
buffer_len -= MZ_LZMA_ALONE_HEADER_SIZE;
lzma->buffer_len -= sizeof(uncompressed_size);
lzma->total_out -= sizeof(uncompressed_size);
lzma->header = 0;
}
if (mz_stream_write(lzma->stream.base, buffer, buffer_len) != buffer_len)
return MZ_WRITE_ERROR;
return MZ_OK;
}
static int32_t mz_stream_lzma_code(void *stream, int32_t flush) {
mz_stream_lzma *lzma = (mz_stream_lzma *)stream;
uint64_t total_out_before = 0;
uint64_t total_out_after = 0;
uint32_t out_bytes = 0;
int32_t err = LZMA_OK;
do {
if (lzma->lstream.avail_out == 0) {
err = mz_stream_lzma_flush(lzma);
if (err != MZ_OK)
return err;
lzma->lstream.avail_out = sizeof(lzma->buffer);
lzma->lstream.next_out = lzma->buffer;
lzma->buffer_len = 0;
}
total_out_before = lzma->lstream.total_out;
err = lzma_code(&lzma->lstream, (lzma_action)flush);
total_out_after = lzma->lstream.total_out;
out_bytes = (uint32_t)(total_out_after - total_out_before);
if (err != LZMA_OK && err != LZMA_STREAM_END) {
lzma->error = err;
return MZ_DATA_ERROR;
}
lzma->buffer_len += out_bytes;
lzma->total_out += out_bytes;
} while ((lzma->lstream.avail_in > 0) || (flush == LZMA_FINISH && err == LZMA_OK));
return MZ_OK;
}
#endif
int32_t mz_stream_lzma_write(void *stream, const void *buf, int32_t size) {
#ifdef MZ_ZIP_NO_COMPRESSION
MZ_UNUSED(stream);
MZ_UNUSED(buf);
MZ_UNUSED(size);
return MZ_SUPPORT_ERROR;
#else
mz_stream_lzma *lzma = (mz_stream_lzma *)stream;
int32_t err = MZ_OK;
lzma->lstream.next_in = (uint8_t*)(intptr_t)buf;
lzma->lstream.avail_in = (size_t)size;
err = mz_stream_lzma_code(stream, LZMA_RUN);
if (err != MZ_OK) {
return err;
}
lzma->total_in += size;
return size;
#endif
}
int64_t mz_stream_lzma_tell(void *stream) {
MZ_UNUSED(stream);
return MZ_TELL_ERROR;
}
int32_t mz_stream_lzma_seek(void *stream, int64_t offset, int32_t origin) {
MZ_UNUSED(stream);
MZ_UNUSED(offset);
MZ_UNUSED(origin);
return MZ_SEEK_ERROR;
}
int32_t mz_stream_lzma_close(void *stream) {
mz_stream_lzma *lzma = (mz_stream_lzma *)stream;
if (lzma->mode & MZ_OPEN_MODE_WRITE) {
#ifdef MZ_ZIP_NO_COMPRESSION
return MZ_SUPPORT_ERROR;
#else
mz_stream_lzma_code(stream, LZMA_FINISH);
mz_stream_lzma_flush(stream);
lzma_end(&lzma->lstream);
#endif
} else if (lzma->mode & MZ_OPEN_MODE_READ) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
return MZ_SUPPORT_ERROR;
#else
lzma_end(&lzma->lstream);
#endif
}
lzma->initialized = 0;
if (lzma->error != LZMA_OK)
return MZ_CLOSE_ERROR;
return MZ_OK;
}
int32_t mz_stream_lzma_error(void *stream) {
mz_stream_lzma *lzma = (mz_stream_lzma *)stream;
return lzma->error;
}
int32_t mz_stream_lzma_get_prop_int64(void *stream, int32_t prop, int64_t *value) {
mz_stream_lzma *lzma = (mz_stream_lzma *)stream;
switch (prop) {
case MZ_STREAM_PROP_TOTAL_IN:
*value = lzma->total_in;
break;
case MZ_STREAM_PROP_TOTAL_IN_MAX:
*value = lzma->max_total_in;
break;
case MZ_STREAM_PROP_TOTAL_OUT:
*value = lzma->total_out;
break;
case MZ_STREAM_PROP_TOTAL_OUT_MAX:
*value = lzma->max_total_out;
break;
case MZ_STREAM_PROP_HEADER_SIZE:
*value = MZ_LZMA_MAGIC_SIZE;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
int32_t mz_stream_lzma_set_prop_int64(void *stream, int32_t prop, int64_t value) {
mz_stream_lzma *lzma = (mz_stream_lzma *)stream;
switch (prop) {
case MZ_STREAM_PROP_COMPRESS_LEVEL:
if (value >= 9)
lzma->preset = LZMA_PRESET_EXTREME;
else
lzma->preset = LZMA_PRESET_DEFAULT;
break;
case MZ_STREAM_PROP_COMPRESS_METHOD:
lzma->method = (int16_t)value;
break;
case MZ_STREAM_PROP_TOTAL_IN_MAX:
lzma->max_total_in = value;
break;
case MZ_STREAM_PROP_TOTAL_OUT_MAX:
if (value < -1)
return MZ_PARAM_ERROR;
lzma->max_total_out = value;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
void *mz_stream_lzma_create(void **stream) {
mz_stream_lzma *lzma = NULL;
lzma = (mz_stream_lzma *)MZ_ALLOC(sizeof(mz_stream_lzma));
if (lzma != NULL) {
memset(lzma, 0, sizeof(mz_stream_lzma));
lzma->stream.vtbl = &mz_stream_lzma_vtbl;
lzma->method = MZ_COMPRESS_METHOD_LZMA;
lzma->preset = LZMA_PRESET_DEFAULT;
lzma->max_total_out = -1;
}
if (stream != NULL)
*stream = lzma;
return lzma;
}
void mz_stream_lzma_delete(void **stream) {
mz_stream_lzma *lzma = NULL;
if (stream == NULL)
return;
lzma = (mz_stream_lzma *)*stream;
if (lzma != NULL)
MZ_FREE(lzma);
*stream = NULL;
}
void *mz_stream_lzma_get_interface(void) {
return (void *)&mz_stream_lzma_vtbl;
}

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/* mz_strm_lzma.h -- Stream for lzma inflate/deflate
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as lzma.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_STREAM_LZMA_H
#define MZ_STREAM_LZMA_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
int32_t mz_stream_lzma_open(void *stream, const char *filename, int32_t mode);
int32_t mz_stream_lzma_is_open(void *stream);
int32_t mz_stream_lzma_read(void *stream, void *buf, int32_t size);
int32_t mz_stream_lzma_write(void *stream, const void *buf, int32_t size);
int64_t mz_stream_lzma_tell(void *stream);
int32_t mz_stream_lzma_seek(void *stream, int64_t offset, int32_t origin);
int32_t mz_stream_lzma_close(void *stream);
int32_t mz_stream_lzma_error(void *stream);
int32_t mz_stream_lzma_get_prop_int64(void *stream, int32_t prop, int64_t *value);
int32_t mz_stream_lzma_set_prop_int64(void *stream, int32_t prop, int64_t value);
void* mz_stream_lzma_create(void **stream);
void mz_stream_lzma_delete(void **stream);
void* mz_stream_lzma_get_interface(void);
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_strm_mem.c -- Stream for memory access
part of the minizip-ng project
This interface is designed to access memory rather than files.
We do use a region of memory to put data in to and take it out of.
Based on Unzip ioapi.c version 0.22, May 19th, 2003
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
Copyright (C) 2003 Justin Fletcher
Copyright (C) 1998-2003 Gilles Vollant
https://www.winimage.com/zLibDll/minizip.html
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_strm.h"
#include "mz_strm_mem.h"
/***************************************************************************/
static mz_stream_vtbl mz_stream_mem_vtbl = {
mz_stream_mem_open,
mz_stream_mem_is_open,
mz_stream_mem_read,
mz_stream_mem_write,
mz_stream_mem_tell,
mz_stream_mem_seek,
mz_stream_mem_close,
mz_stream_mem_error,
mz_stream_mem_create,
mz_stream_mem_delete,
NULL,
NULL
};
/***************************************************************************/
typedef struct mz_stream_mem_s {
mz_stream stream;
int32_t mode;
uint8_t *buffer; /* Memory buffer pointer */
int32_t size; /* Size of the memory buffer */
int32_t limit; /* Furthest we've written */
int32_t position; /* Current position in the memory */
int32_t grow_size; /* Size to grow when full */
} mz_stream_mem;
/***************************************************************************/
static int32_t mz_stream_mem_set_size(void *stream, int32_t size) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
int32_t new_size = size;
uint8_t *new_buf = NULL;
new_buf = (uint8_t *)MZ_ALLOC((uint32_t)new_size);
if (new_buf == NULL)
return MZ_BUF_ERROR;
if (mem->buffer) {
memcpy(new_buf, mem->buffer, mem->size);
MZ_FREE(mem->buffer);
}
mem->buffer = new_buf;
mem->size = new_size;
return MZ_OK;
}
int32_t mz_stream_mem_open(void *stream, const char *path, int32_t mode) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
int32_t err = MZ_OK;
MZ_UNUSED(path);
mem->mode = mode;
mem->limit = 0;
mem->position = 0;
if (mem->mode & MZ_OPEN_MODE_CREATE)
err = mz_stream_mem_set_size(stream, mem->grow_size);
else
mem->limit = mem->size;
return err;
}
int32_t mz_stream_mem_is_open(void *stream) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
if (mem->buffer == NULL)
return MZ_OPEN_ERROR;
return MZ_OK;
}
int32_t mz_stream_mem_read(void *stream, void *buf, int32_t size) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
if (size > mem->size - mem->position)
size = mem->size - mem->position;
if (mem->position + size > mem->limit)
size = mem->limit - mem->position;
if (size <= 0)
return 0;
memcpy(buf, mem->buffer + mem->position, size);
mem->position += size;
return size;
}
int32_t mz_stream_mem_write(void *stream, const void *buf, int32_t size) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
int32_t new_size = 0;
int32_t err = MZ_OK;
if (size == 0)
return size;
if (size > mem->size - mem->position) {
if (mem->mode & MZ_OPEN_MODE_CREATE) {
new_size = mem->size;
if (size < mem->grow_size)
new_size += mem->grow_size;
else
new_size += size;
err = mz_stream_mem_set_size(stream, new_size);
if (err != MZ_OK)
return err;
} else {
size = mem->size - mem->position;
}
}
memcpy(mem->buffer + mem->position, buf, size);
mem->position += size;
if (mem->position > mem->limit)
mem->limit = mem->position;
return size;
}
int64_t mz_stream_mem_tell(void *stream) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
return mem->position;
}
int32_t mz_stream_mem_seek(void *stream, int64_t offset, int32_t origin) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
int64_t new_pos = 0;
int32_t err = MZ_OK;
switch (origin) {
case MZ_SEEK_CUR:
new_pos = mem->position + offset;
break;
case MZ_SEEK_END:
new_pos = mem->limit + offset;
break;
case MZ_SEEK_SET:
new_pos = offset;
break;
default:
return MZ_SEEK_ERROR;
}
if (new_pos > mem->size) {
if ((mem->mode & MZ_OPEN_MODE_CREATE) == 0)
return MZ_SEEK_ERROR;
err = mz_stream_mem_set_size(stream, (int32_t)new_pos);
if (err != MZ_OK)
return err;
} else if (new_pos < 0) {
return MZ_SEEK_ERROR;
}
mem->position = (int32_t)new_pos;
return MZ_OK;
}
int32_t mz_stream_mem_close(void *stream) {
MZ_UNUSED(stream);
/* We never return errors */
return MZ_OK;
}
int32_t mz_stream_mem_error(void *stream) {
MZ_UNUSED(stream);
/* We never return errors */
return MZ_OK;
}
void mz_stream_mem_set_buffer(void *stream, void *buf, int32_t size) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
mem->buffer = (uint8_t *)buf;
mem->size = size;
mem->limit = size;
}
int32_t mz_stream_mem_get_buffer(void *stream, const void **buf) {
return mz_stream_mem_get_buffer_at(stream, 0, buf);
}
int32_t mz_stream_mem_get_buffer_at(void *stream, int64_t position, const void **buf) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
if (buf == NULL || position < 0 || mem->size < position || mem->buffer == NULL)
return MZ_SEEK_ERROR;
*buf = mem->buffer + position;
return MZ_OK;
}
int32_t mz_stream_mem_get_buffer_at_current(void *stream, const void **buf) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
return mz_stream_mem_get_buffer_at(stream, mem->position, buf);
}
void mz_stream_mem_get_buffer_length(void *stream, int32_t *length) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
*length = mem->limit;
}
void mz_stream_mem_set_buffer_limit(void *stream, int32_t limit) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
mem->limit = limit;
}
void mz_stream_mem_set_grow_size(void *stream, int32_t grow_size) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
mem->grow_size = grow_size;
}
void *mz_stream_mem_create(void **stream) {
mz_stream_mem *mem = NULL;
mem = (mz_stream_mem *)MZ_ALLOC(sizeof(mz_stream_mem));
if (mem != NULL) {
memset(mem, 0, sizeof(mz_stream_mem));
mem->stream.vtbl = &mz_stream_mem_vtbl;
mem->grow_size = 4096;
}
if (stream != NULL)
*stream = mem;
return mem;
}
void mz_stream_mem_delete(void **stream) {
mz_stream_mem *mem = NULL;
if (stream == NULL)
return;
mem = (mz_stream_mem *)*stream;
if (mem != NULL) {
if ((mem->mode & MZ_OPEN_MODE_CREATE) && (mem->buffer != NULL))
MZ_FREE(mem->buffer);
MZ_FREE(mem);
}
*stream = NULL;
}
void *mz_stream_mem_get_interface(void) {
return (void *)&mz_stream_mem_vtbl;
}

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/* mz_strm_mem.h -- Stream for memory access
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_STREAM_MEM_H
#define MZ_STREAM_MEM_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
int32_t mz_stream_mem_open(void *stream, const char *filename, int32_t mode);
int32_t mz_stream_mem_is_open(void *stream);
int32_t mz_stream_mem_read(void *stream, void *buf, int32_t size);
int32_t mz_stream_mem_write(void *stream, const void *buf, int32_t size);
int64_t mz_stream_mem_tell(void *stream);
int32_t mz_stream_mem_seek(void *stream, int64_t offset, int32_t origin);
int32_t mz_stream_mem_close(void *stream);
int32_t mz_stream_mem_error(void *stream);
void mz_stream_mem_set_buffer(void *stream, void *buf, int32_t size);
int32_t mz_stream_mem_get_buffer(void *stream, const void **buf);
int32_t mz_stream_mem_get_buffer_at(void *stream, int64_t position, const void **buf);
int32_t mz_stream_mem_get_buffer_at_current(void *stream, const void **buf);
void mz_stream_mem_get_buffer_length(void *stream, int32_t *length);
void mz_stream_mem_set_buffer_limit(void *stream, int32_t limit);
void mz_stream_mem_set_grow_size(void *stream, int32_t grow_size);
void* mz_stream_mem_create(void **stream);
void mz_stream_mem_delete(void **stream);
void* mz_stream_mem_get_interface(void);
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_sstrm_os.h -- Stream for filesystem access
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_STREAM_OS_H
#define MZ_STREAM_OS_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
int32_t mz_stream_os_open(void *stream, const char *path, int32_t mode);
int32_t mz_stream_os_is_open(void *stream);
int32_t mz_stream_os_read(void *stream, void *buf, int32_t size);
int32_t mz_stream_os_write(void *stream, const void *buf, int32_t size);
int64_t mz_stream_os_tell(void *stream);
int32_t mz_stream_os_seek(void *stream, int64_t offset, int32_t origin);
int32_t mz_stream_os_close(void *stream);
int32_t mz_stream_os_error(void *stream);
void* mz_stream_os_create(void **stream);
void mz_stream_os_delete(void **stream);
void* mz_stream_os_get_interface(void);
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_strm_posix.c -- Stream for filesystem access for posix/linux
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
Modifications for Zip64 support
Copyright (C) 2009-2010 Mathias Svensson
http://result42.com
Copyright (C) 1998-2010 Gilles Vollant
https://www.winimage.com/zLibDll/minizip.html
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_strm.h"
#include "mz_strm_os.h"
#include <stdio.h> /* fopen, fread.. */
#include <errno.h>
/***************************************************************************/
#define fopen64 fopen
#ifndef MZ_FILE32_API
# ifndef NO_FSEEKO
# define ftello64 ftello
# define fseeko64 fseeko
# elif defined(_MSC_VER) && (_MSC_VER >= 1400)
# define ftello64 _ftelli64
# define fseeko64 _fseeki64
# endif
#endif
#ifndef ftello64
# define ftello64 ftell
#endif
#ifndef fseeko64
# define fseeko64 fseek
#endif
/***************************************************************************/
static mz_stream_vtbl mz_stream_os_vtbl = {
mz_stream_os_open,
mz_stream_os_is_open,
mz_stream_os_read,
mz_stream_os_write,
mz_stream_os_tell,
mz_stream_os_seek,
mz_stream_os_close,
mz_stream_os_error,
mz_stream_os_create,
mz_stream_os_delete,
NULL,
NULL
};
/***************************************************************************/
typedef struct mz_stream_posix_s {
mz_stream stream;
int32_t error;
FILE *handle;
} mz_stream_posix;
/***************************************************************************/
int32_t mz_stream_os_open(void *stream, const char *path, int32_t mode) {
mz_stream_posix *posix = (mz_stream_posix *)stream;
const char *mode_fopen = NULL;
if (path == NULL)
return MZ_PARAM_ERROR;
if ((mode & MZ_OPEN_MODE_READWRITE) == MZ_OPEN_MODE_READ)
mode_fopen = "rb";
else if (mode & MZ_OPEN_MODE_APPEND)
mode_fopen = "r+b";
else if (mode & MZ_OPEN_MODE_CREATE)
mode_fopen = "wb";
else
return MZ_OPEN_ERROR;
posix->handle = fopen64(path, mode_fopen);
if (posix->handle == NULL) {
posix->error = errno;
return MZ_OPEN_ERROR;
}
if (mode & MZ_OPEN_MODE_APPEND)
return mz_stream_os_seek(stream, 0, MZ_SEEK_END);
return MZ_OK;
}
int32_t mz_stream_os_is_open(void *stream) {
mz_stream_posix *posix = (mz_stream_posix*)stream;
if (posix->handle == NULL)
return MZ_OPEN_ERROR;
return MZ_OK;
}
int32_t mz_stream_os_read(void *stream, void *buf, int32_t size) {
mz_stream_posix *posix = (mz_stream_posix*)stream;
int32_t read = (int32_t)fread(buf, 1, (size_t)size, posix->handle);
if (read < size && ferror(posix->handle)) {
posix->error = errno;
return MZ_READ_ERROR;
}
return read;
}
int32_t mz_stream_os_write(void *stream, const void *buf, int32_t size) {
mz_stream_posix *posix = (mz_stream_posix*)stream;
int32_t written = (int32_t)fwrite(buf, 1, (size_t)size, posix->handle);
if (written < size && ferror(posix->handle)) {
posix->error = errno;
return MZ_WRITE_ERROR;
}
return written;
}
int64_t mz_stream_os_tell(void *stream) {
mz_stream_posix *posix = (mz_stream_posix*)stream;
int64_t position = ftello64(posix->handle);
if (position == -1) {
posix->error = errno;
return MZ_TELL_ERROR;
}
return position;
}
int32_t mz_stream_os_seek(void *stream, int64_t offset, int32_t origin) {
mz_stream_posix *posix = (mz_stream_posix*)stream;
int32_t fseek_origin = 0;
switch (origin) {
case MZ_SEEK_CUR:
fseek_origin = SEEK_CUR;
break;
case MZ_SEEK_END:
fseek_origin = SEEK_END;
break;
case MZ_SEEK_SET:
fseek_origin = SEEK_SET;
break;
default:
return MZ_SEEK_ERROR;
}
if (fseeko64(posix->handle, offset, fseek_origin) != 0) {
posix->error = errno;
return MZ_SEEK_ERROR;
}
return MZ_OK;
}
int32_t mz_stream_os_close(void *stream) {
mz_stream_posix *posix = (mz_stream_posix*)stream;
int32_t closed = 0;
if (posix->handle != NULL) {
closed = fclose(posix->handle);
posix->handle = NULL;
}
if (closed != 0) {
posix->error = errno;
return MZ_CLOSE_ERROR;
}
return MZ_OK;
}
int32_t mz_stream_os_error(void *stream) {
mz_stream_posix *posix = (mz_stream_posix*)stream;
return posix->error;
}
void *mz_stream_os_create(void **stream) {
mz_stream_posix *posix = NULL;
posix = (mz_stream_posix *)MZ_ALLOC(sizeof(mz_stream_posix));
if (posix != NULL) {
memset(posix, 0, sizeof(mz_stream_posix));
posix->stream.vtbl = &mz_stream_os_vtbl;
}
if (stream != NULL)
*stream = posix;
return posix;
}
void mz_stream_os_delete(void **stream) {
mz_stream_posix *posix = NULL;
if (stream == NULL)
return;
posix = (mz_stream_posix *)*stream;
if (posix != NULL)
MZ_FREE(posix);
*stream = NULL;
}
void *mz_stream_os_get_interface(void) {
return (void *)&mz_stream_os_vtbl;
}

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/* mz_strm_win32.c -- Stream for filesystem access for windows
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
Copyright (C) 2009-2010 Mathias Svensson
Modifications for Zip64 support
http://result42.com
Copyright (C) 1998-2010 Gilles Vollant
https://www.winimage.com/zLibDll/minizip.html
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_os.h"
#include "mz_strm.h"
#include "mz_strm_os.h"
#include <windows.h>
/***************************************************************************/
#ifndef INVALID_HANDLE_VALUE
# define INVALID_HANDLE_VALUE (0xFFFFFFFF)
#endif
#ifndef INVALID_SET_FILE_POINTER
# define INVALID_SET_FILE_POINTER ((DWORD)-1)
#endif
#if defined(WINAPI_FAMILY_ONE_PARTITION) && !defined(MZ_WINRT_API)
# if WINAPI_FAMILY_ONE_PARTITION(WINAPI_FAMILY, WINAPI_PARTITION_APP)
# define MZ_WINRT_API 1
# endif
#endif
/***************************************************************************/
static mz_stream_vtbl mz_stream_os_vtbl = {
mz_stream_os_open,
mz_stream_os_is_open,
mz_stream_os_read,
mz_stream_os_write,
mz_stream_os_tell,
mz_stream_os_seek,
mz_stream_os_close,
mz_stream_os_error,
mz_stream_os_create,
mz_stream_os_delete,
NULL,
NULL
};
/***************************************************************************/
typedef struct mz_stream_win32_s {
mz_stream stream;
HANDLE handle;
int32_t error;
} mz_stream_win32;
/***************************************************************************/
#if 0
# define mz_stream_os_print printf
#else
# define mz_stream_os_print(fmt,...)
#endif
/***************************************************************************/
int32_t mz_stream_os_open(void *stream, const char *path, int32_t mode) {
mz_stream_win32 *win32 = (mz_stream_win32 *)stream;
uint32_t desired_access = 0;
uint32_t creation_disposition = 0;
uint32_t share_mode = FILE_SHARE_READ;
uint32_t flags_attribs = FILE_ATTRIBUTE_NORMAL;
wchar_t *path_wide = NULL;
if (path == NULL)
return MZ_PARAM_ERROR;
/* Some use cases require write sharing as well */
share_mode |= FILE_SHARE_WRITE;
if ((mode & MZ_OPEN_MODE_READWRITE) == MZ_OPEN_MODE_READ) {
desired_access = GENERIC_READ;
creation_disposition = OPEN_EXISTING;
} else if (mode & MZ_OPEN_MODE_APPEND) {
desired_access = GENERIC_WRITE | GENERIC_READ;
creation_disposition = OPEN_EXISTING;
} else if (mode & MZ_OPEN_MODE_CREATE) {
desired_access = GENERIC_WRITE | GENERIC_READ;
creation_disposition = CREATE_ALWAYS;
} else {
return MZ_PARAM_ERROR;
}
mz_stream_os_print("Win32 - Open - %s (mode %" PRId32 ")\n", path);
path_wide = mz_os_unicode_string_create(path, MZ_ENCODING_UTF8);
if (path_wide == NULL)
return MZ_PARAM_ERROR;
#ifdef MZ_WINRT_API
win32->handle = CreateFile2(path_wide, desired_access, share_mode,
creation_disposition, NULL);
#else
win32->handle = CreateFileW(path_wide, desired_access, share_mode, NULL,
creation_disposition, flags_attribs, NULL);
#endif
mz_os_unicode_string_delete(&path_wide);
if (mz_stream_os_is_open(stream) != MZ_OK) {
win32->error = GetLastError();
return MZ_OPEN_ERROR;
}
if (mode & MZ_OPEN_MODE_APPEND)
return mz_stream_os_seek(stream, 0, MZ_SEEK_END);
return MZ_OK;
}
int32_t mz_stream_os_is_open(void *stream) {
mz_stream_win32 *win32 = (mz_stream_win32 *)stream;
if (win32->handle == NULL || win32->handle == INVALID_HANDLE_VALUE)
return MZ_OPEN_ERROR;
return MZ_OK;
}
int32_t mz_stream_os_read(void *stream, void *buf, int32_t size) {
mz_stream_win32 *win32 = (mz_stream_win32 *)stream;
uint32_t read = 0;
if (mz_stream_os_is_open(stream) != MZ_OK)
return MZ_OPEN_ERROR;
if (!ReadFile(win32->handle, buf, size, (DWORD *)&read, NULL)) {
win32->error = GetLastError();
if (win32->error == ERROR_HANDLE_EOF)
win32->error = 0;
}
mz_stream_os_print("Win32 - Read - %" PRId32 "\n", read);
return read;
}
int32_t mz_stream_os_write(void *stream, const void *buf, int32_t size) {
mz_stream_win32 *win32 = (mz_stream_win32 *)stream;
int32_t written = 0;
if (mz_stream_os_is_open(stream) != MZ_OK)
return MZ_OPEN_ERROR;
if (!WriteFile(win32->handle, buf, size, (DWORD *)&written, NULL)) {
win32->error = GetLastError();
if (win32->error == ERROR_HANDLE_EOF)
win32->error = 0;
}
mz_stream_os_print("Win32 - Write - %" PRId32 "\n", written);
return written;
}
static int32_t mz_stream_os_seekinternal(HANDLE handle, LARGE_INTEGER large_pos,
LARGE_INTEGER *new_pos, uint32_t move_method) {
#ifdef MZ_WINRT_API
BOOL success = FALSE;
success = SetFilePointerEx(handle, large_pos, new_pos, move_method);
if ((success == FALSE) && (GetLastError() != NO_ERROR))
return MZ_SEEK_ERROR;
return MZ_OK;
#else
LONG high_part = 0;
uint32_t pos = 0;
high_part = large_pos.HighPart;
pos = SetFilePointer(handle, large_pos.LowPart, &high_part, move_method);
if ((pos == INVALID_SET_FILE_POINTER) && (GetLastError() != NO_ERROR))
return MZ_SEEK_ERROR;
if (new_pos != NULL) {
new_pos->LowPart = pos;
new_pos->HighPart = high_part;
}
return MZ_OK;
#endif
}
int64_t mz_stream_os_tell(void *stream) {
mz_stream_win32 *win32 = (mz_stream_win32 *)stream;
LARGE_INTEGER large_pos;
if (mz_stream_os_is_open(stream) != MZ_OK)
return MZ_OPEN_ERROR;
large_pos.QuadPart = 0;
if (mz_stream_os_seekinternal(win32->handle, large_pos, &large_pos, FILE_CURRENT) != MZ_OK)
win32->error = GetLastError();
mz_stream_os_print("Win32 - Tell - %" PRId64 "\n", large_pos.QuadPart);
return large_pos.QuadPart;
}
int32_t mz_stream_os_seek(void *stream, int64_t offset, int32_t origin) {
mz_stream_win32 *win32 = (mz_stream_win32 *)stream;
uint32_t move_method = 0xFFFFFFFF;
int32_t err = MZ_OK;
LARGE_INTEGER large_pos;
if (mz_stream_os_is_open(stream) != MZ_OK)
return MZ_OPEN_ERROR;
switch (origin) {
case MZ_SEEK_CUR:
move_method = FILE_CURRENT;
break;
case MZ_SEEK_END:
move_method = FILE_END;
break;
case MZ_SEEK_SET:
move_method = FILE_BEGIN;
break;
default:
return MZ_SEEK_ERROR;
}
mz_stream_os_print("Win32 - Seek - %" PRId64 " (origin %" PRId32 ")\n", offset, origin);
large_pos.QuadPart = offset;
err = mz_stream_os_seekinternal(win32->handle, large_pos, NULL, move_method);
if (err != MZ_OK) {
win32->error = GetLastError();
return err;
}
return MZ_OK;
}
int32_t mz_stream_os_close(void *stream) {
mz_stream_win32 *win32 = (mz_stream_win32 *)stream;
if (win32->handle != NULL)
CloseHandle(win32->handle);
mz_stream_os_print("Win32 - Close\n");
win32->handle = NULL;
return MZ_OK;
}
int32_t mz_stream_os_error(void *stream) {
mz_stream_win32 *win32 = (mz_stream_win32 *)stream;
return win32->error;
}
void *mz_stream_os_create(void **stream) {
mz_stream_win32 *win32 = NULL;
win32 = (mz_stream_win32 *)MZ_ALLOC(sizeof(mz_stream_win32));
if (win32 != NULL) {
memset(win32, 0, sizeof(mz_stream_win32));
win32->stream.vtbl = &mz_stream_os_vtbl;
}
if (stream != NULL)
*stream = win32;
return win32;
}
void mz_stream_os_delete(void **stream) {
mz_stream_win32 *win32 = NULL;
if (stream == NULL)
return;
win32 = (mz_stream_win32 *)*stream;
if (win32 != NULL)
MZ_FREE(win32);
*stream = NULL;
}
void *mz_stream_os_get_interface(void) {
return (void *)&mz_stream_os_vtbl;
}

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/* mz_strm_pkcrypt.c -- Code for traditional PKWARE encryption
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
Copyright (C) 1998-2005 Gilles Vollant
Modifications for Info-ZIP crypting
https://www.winimage.com/zLibDll/minizip.html
Copyright (C) 2003 Terry Thorsen
This code is a modified version of crypting code in Info-ZIP distribution
Copyright (C) 1990-2000 Info-ZIP. All rights reserved.
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
This encryption code is a direct transcription of the algorithm from
Roger Schlafly, described by Phil Katz in the file appnote.txt. This
file (appnote.txt) is distributed with the PKZIP program (even in the
version without encryption capabilities).
*/
#include "mz.h"
#include "mz_crypt.h"
#include "mz_strm.h"
#include "mz_strm_pkcrypt.h"
/***************************************************************************/
static mz_stream_vtbl mz_stream_pkcrypt_vtbl = {
mz_stream_pkcrypt_open,
mz_stream_pkcrypt_is_open,
mz_stream_pkcrypt_read,
mz_stream_pkcrypt_write,
mz_stream_pkcrypt_tell,
mz_stream_pkcrypt_seek,
mz_stream_pkcrypt_close,
mz_stream_pkcrypt_error,
mz_stream_pkcrypt_create,
mz_stream_pkcrypt_delete,
mz_stream_pkcrypt_get_prop_int64,
mz_stream_pkcrypt_set_prop_int64
};
/***************************************************************************/
typedef struct mz_stream_pkcrypt_s {
mz_stream stream;
int32_t error;
int16_t initialized;
uint8_t buffer[UINT16_MAX];
int64_t total_in;
int64_t max_total_in;
int64_t total_out;
uint32_t keys[3]; /* keys defining the pseudo-random sequence */
uint8_t verify1;
uint8_t verify2;
const char *password;
} mz_stream_pkcrypt;
/***************************************************************************/
#define mz_stream_pkcrypt_decode(strm, c) \
(mz_stream_pkcrypt_update_keys(strm, \
c ^= mz_stream_pkcrypt_decrypt_byte(strm)))
#define mz_stream_pkcrypt_encode(strm, c, t) \
(t = mz_stream_pkcrypt_decrypt_byte(strm), \
mz_stream_pkcrypt_update_keys(strm, (uint8_t)c), (uint8_t)(t^(c)))
/***************************************************************************/
static uint8_t mz_stream_pkcrypt_decrypt_byte(void *stream) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
unsigned temp; /* POTENTIAL BUG: temp*(temp^1) may overflow in an */
/* unpredictable manner on 16-bit systems; not a problem */
/* with any known compiler so far, though. */
temp = pkcrypt->keys[2] | 2;
return (uint8_t)(((temp * (temp ^ 1)) >> 8) & 0xff);
}
static uint8_t mz_stream_pkcrypt_update_keys(void *stream, uint8_t c) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
uint8_t buf = c;
pkcrypt->keys[0] = (uint32_t)~mz_crypt_crc32_update(~pkcrypt->keys[0], &buf, 1);
pkcrypt->keys[1] += pkcrypt->keys[0] & 0xff;
pkcrypt->keys[1] *= 134775813L;
pkcrypt->keys[1] += 1;
buf = (uint8_t)(pkcrypt->keys[1] >> 24);
pkcrypt->keys[2] = (uint32_t)~mz_crypt_crc32_update(~pkcrypt->keys[2], &buf, 1);
return (uint8_t)c;
}
static void mz_stream_pkcrypt_init_keys(void *stream, const char *password) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
pkcrypt->keys[0] = 305419896L;
pkcrypt->keys[1] = 591751049L;
pkcrypt->keys[2] = 878082192L;
while (*password != 0) {
mz_stream_pkcrypt_update_keys(stream, (uint8_t)*password);
password += 1;
}
}
/***************************************************************************/
int32_t mz_stream_pkcrypt_open(void *stream, const char *path, int32_t mode) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
uint16_t t = 0;
int16_t i = 0;
uint8_t verify1 = 0;
uint8_t verify2 = 0;
uint8_t header[MZ_PKCRYPT_HEADER_SIZE];
const char *password = path;
pkcrypt->total_in = 0;
pkcrypt->total_out = 0;
pkcrypt->initialized = 0;
if (mz_stream_is_open(pkcrypt->stream.base) != MZ_OK)
return MZ_OPEN_ERROR;
if (password == NULL)
password = pkcrypt->password;
if (password == NULL)
return MZ_PARAM_ERROR;
mz_stream_pkcrypt_init_keys(stream, password);
if (mode & MZ_OPEN_MODE_WRITE) {
/* First generate RAND_HEAD_LEN - 2 random bytes. */
mz_crypt_rand(header, MZ_PKCRYPT_HEADER_SIZE - 2);
/* Encrypt random header (last two bytes is high word of crc) */
for (i = 0; i < MZ_PKCRYPT_HEADER_SIZE - 2; i++)
header[i] = mz_stream_pkcrypt_encode(stream, header[i], t);
header[i++] = mz_stream_pkcrypt_encode(stream, pkcrypt->verify1, t);
header[i++] = mz_stream_pkcrypt_encode(stream, pkcrypt->verify2, t);
if (mz_stream_write(pkcrypt->stream.base, header, sizeof(header)) != sizeof(header))
return MZ_WRITE_ERROR;
pkcrypt->total_out += MZ_PKCRYPT_HEADER_SIZE;
} else if (mode & MZ_OPEN_MODE_READ) {
if (mz_stream_read(pkcrypt->stream.base, header, sizeof(header)) != sizeof(header))
return MZ_READ_ERROR;
for (i = 0; i < MZ_PKCRYPT_HEADER_SIZE - 2; i++)
header[i] = mz_stream_pkcrypt_decode(stream, header[i]);
verify1 = mz_stream_pkcrypt_decode(stream, header[i++]);
verify2 = mz_stream_pkcrypt_decode(stream, header[i++]);
/* Older versions used 2 byte check, newer versions use 1 byte check. */
MZ_UNUSED(verify1);
if ((verify2 != 0) && (verify2 != pkcrypt->verify2))
return MZ_PASSWORD_ERROR;
pkcrypt->total_in += MZ_PKCRYPT_HEADER_SIZE;
}
pkcrypt->initialized = 1;
return MZ_OK;
}
int32_t mz_stream_pkcrypt_is_open(void *stream) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
if (pkcrypt->initialized == 0)
return MZ_OPEN_ERROR;
return MZ_OK;
}
int32_t mz_stream_pkcrypt_read(void *stream, void *buf, int32_t size) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
uint8_t *buf_ptr = (uint8_t *)buf;
int32_t bytes_to_read = size;
int32_t read = 0;
int32_t i = 0;
if ((int64_t)bytes_to_read > (pkcrypt->max_total_in - pkcrypt->total_in))
bytes_to_read = (int32_t)(pkcrypt->max_total_in - pkcrypt->total_in);
read = mz_stream_read(pkcrypt->stream.base, buf, bytes_to_read);
for (i = 0; i < read; i++)
buf_ptr[i] = mz_stream_pkcrypt_decode(stream, buf_ptr[i]);
if (read > 0)
pkcrypt->total_in += read;
return read;
}
int32_t mz_stream_pkcrypt_write(void *stream, const void *buf, int32_t size) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
const uint8_t *buf_ptr = (const uint8_t *)buf;
int32_t bytes_to_write = sizeof(pkcrypt->buffer);
int32_t total_written = 0;
int32_t written = 0;
int32_t i = 0;
uint16_t t = 0;
if (size < 0)
return MZ_PARAM_ERROR;
do {
if (bytes_to_write > (size - total_written))
bytes_to_write = (size - total_written);
for (i = 0; i < bytes_to_write; i += 1) {
pkcrypt->buffer[i] = mz_stream_pkcrypt_encode(stream, *buf_ptr, t);
buf_ptr += 1;
}
written = mz_stream_write(pkcrypt->stream.base, pkcrypt->buffer, bytes_to_write);
if (written < 0)
return written;
total_written += written;
} while (total_written < size && written > 0);
pkcrypt->total_out += total_written;
return total_written;
}
int64_t mz_stream_pkcrypt_tell(void *stream) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
return mz_stream_tell(pkcrypt->stream.base);
}
int32_t mz_stream_pkcrypt_seek(void *stream, int64_t offset, int32_t origin) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
return mz_stream_seek(pkcrypt->stream.base, offset, origin);
}
int32_t mz_stream_pkcrypt_close(void *stream) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
pkcrypt->initialized = 0;
return MZ_OK;
}
int32_t mz_stream_pkcrypt_error(void *stream) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
return pkcrypt->error;
}
void mz_stream_pkcrypt_set_password(void *stream, const char *password) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
pkcrypt->password = password;
}
void mz_stream_pkcrypt_set_verify(void *stream, uint8_t verify1, uint8_t verify2) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
pkcrypt->verify1 = verify1;
pkcrypt->verify2 = verify2;
}
void mz_stream_pkcrypt_get_verify(void *stream, uint8_t *verify1, uint8_t *verify2) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
*verify1 = pkcrypt->verify1;
*verify2 = pkcrypt->verify2;
}
int32_t mz_stream_pkcrypt_get_prop_int64(void *stream, int32_t prop, int64_t *value) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
switch (prop) {
case MZ_STREAM_PROP_TOTAL_IN:
*value = pkcrypt->total_in;
break;
case MZ_STREAM_PROP_TOTAL_OUT:
*value = pkcrypt->total_out;
break;
case MZ_STREAM_PROP_TOTAL_IN_MAX:
*value = pkcrypt->max_total_in;
break;
case MZ_STREAM_PROP_HEADER_SIZE:
*value = MZ_PKCRYPT_HEADER_SIZE;
break;
case MZ_STREAM_PROP_FOOTER_SIZE:
*value = 0;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
int32_t mz_stream_pkcrypt_set_prop_int64(void *stream, int32_t prop, int64_t value) {
mz_stream_pkcrypt *pkcrypt = (mz_stream_pkcrypt *)stream;
switch (prop) {
case MZ_STREAM_PROP_TOTAL_IN_MAX:
pkcrypt->max_total_in = value;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
void *mz_stream_pkcrypt_create(void **stream) {
mz_stream_pkcrypt *pkcrypt = NULL;
pkcrypt = (mz_stream_pkcrypt *)MZ_ALLOC(sizeof(mz_stream_pkcrypt));
if (pkcrypt != NULL) {
memset(pkcrypt, 0, sizeof(mz_stream_pkcrypt));
pkcrypt->stream.vtbl = &mz_stream_pkcrypt_vtbl;
}
if (stream != NULL)
*stream = pkcrypt;
return pkcrypt;
}
void mz_stream_pkcrypt_delete(void **stream) {
mz_stream_pkcrypt *pkcrypt = NULL;
if (stream == NULL)
return;
pkcrypt = (mz_stream_pkcrypt *)*stream;
if (pkcrypt != NULL)
MZ_FREE(pkcrypt);
*stream = NULL;
}
void *mz_stream_pkcrypt_get_interface(void) {
return (void *)&mz_stream_pkcrypt_vtbl;
}

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/* mz_strm_pkcrypt.h -- Code for traditional PKWARE encryption
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_STREAM_PKCRYPT_H
#define MZ_STREAM_PKCRYPT_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
int32_t mz_stream_pkcrypt_open(void *stream, const char *filename, int32_t mode);
int32_t mz_stream_pkcrypt_is_open(void *stream);
int32_t mz_stream_pkcrypt_read(void *stream, void *buf, int32_t size);
int32_t mz_stream_pkcrypt_write(void *stream, const void *buf, int32_t size);
int64_t mz_stream_pkcrypt_tell(void *stream);
int32_t mz_stream_pkcrypt_seek(void *stream, int64_t offset, int32_t origin);
int32_t mz_stream_pkcrypt_close(void *stream);
int32_t mz_stream_pkcrypt_error(void *stream);
void mz_stream_pkcrypt_set_password(void *stream, const char *password);
void mz_stream_pkcrypt_set_verify(void *stream, uint8_t verify1, uint8_t verify2);
void mz_stream_pkcrypt_get_verify(void *stream, uint8_t *verify1, uint8_t *verify2);
int32_t mz_stream_pkcrypt_get_prop_int64(void *stream, int32_t prop, int64_t *value);
int32_t mz_stream_pkcrypt_set_prop_int64(void *stream, int32_t prop, int64_t value);
void* mz_stream_pkcrypt_create(void **stream);
void mz_stream_pkcrypt_delete(void **stream);
void* mz_stream_pkcrypt_get_interface(void);
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_strm_split.c -- Stream for split files
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_os.h"
#include "mz_strm.h"
#include "mz_strm_split.h"
#include <stdio.h> /* snprintf */
#if defined(_MSC_VER) && (_MSC_VER < 1900)
# define snprintf _snprintf
#endif
/***************************************************************************/
#define MZ_ZIP_MAGIC_DISKHEADER (0x08074b50)
/***************************************************************************/
static mz_stream_vtbl mz_stream_split_vtbl = {
mz_stream_split_open,
mz_stream_split_is_open,
mz_stream_split_read,
mz_stream_split_write,
mz_stream_split_tell,
mz_stream_split_seek,
mz_stream_split_close,
mz_stream_split_error,
mz_stream_split_create,
mz_stream_split_delete,
mz_stream_split_get_prop_int64,
mz_stream_split_set_prop_int64
};
/***************************************************************************/
typedef struct mz_stream_split_s {
mz_stream stream;
int32_t is_open;
int64_t disk_size;
int64_t total_in;
int64_t total_in_disk;
int64_t total_out;
int64_t total_out_disk;
int32_t mode;
char *path_cd;
uint32_t path_cd_size;
char *path_disk;
uint32_t path_disk_size;
int32_t number_disk;
int32_t current_disk;
int64_t current_disk_size;
int32_t reached_end;
} mz_stream_split;
/***************************************************************************/
#if 0
# define mz_stream_split_print printf
#else
# define mz_stream_split_print(fmt,...)
#endif
/***************************************************************************/
static int32_t mz_stream_split_open_disk(void *stream, int32_t number_disk) {
mz_stream_split *split = (mz_stream_split *)stream;
uint32_t magic = 0;
int64_t position = 0;
int32_t i = 0;
int32_t err = MZ_OK;
int16_t disk_part = 0;
/* Check if we are reading or writing a disk part or the cd disk */
if (number_disk >= 0) {
if ((split->mode & MZ_OPEN_MODE_WRITE) == 0)
disk_part = MZ_OPEN_MODE_READ;
else if (split->disk_size > 0)
disk_part = MZ_OPEN_MODE_WRITE;
}
/* Construct disk path */
if (disk_part > 0) {
for (i = (int32_t)strlen(split->path_disk) - 1; i >= 0; i -= 1) {
if (split->path_disk[i] != '.')
continue;
snprintf(&split->path_disk[i], split->path_disk_size - (uint32_t)i,
".z%02" PRId32, number_disk + 1);
break;
}
} else {
strncpy(split->path_disk, split->path_cd, split->path_disk_size - 1);
split->path_disk[split->path_disk_size - 1] = 0;
}
mz_stream_split_print("Split - Goto disk - %s (disk %" PRId32 ")\n", split->path_disk, number_disk);
/* If disk part doesn't exist during reading then return MZ_EXIST_ERROR */
if (disk_part == MZ_OPEN_MODE_READ)
err = mz_os_file_exists(split->path_disk);
if (err == MZ_OK)
err = mz_stream_open(split->stream.base, split->path_disk, split->mode);
if (err == MZ_OK) {
split->total_in_disk = 0;
split->total_out_disk = 0;
split->current_disk = number_disk;
if (split->mode & MZ_OPEN_MODE_WRITE) {
if ((split->current_disk == 0) && (split->disk_size > 0)) {
err = mz_stream_write_uint32(split->stream.base, MZ_ZIP_MAGIC_DISKHEADER);
split->total_out_disk += 4;
split->total_out += split->total_out_disk;
}
} else if (split->mode & MZ_OPEN_MODE_READ) {
if (split->current_disk == 0) {
err = mz_stream_read_uint32(split->stream.base, &magic);
if (magic != MZ_ZIP_MAGIC_DISKHEADER)
err = MZ_FORMAT_ERROR;
}
}
}
if (err == MZ_OK) {
/* Get the size of the current disk we are on */
position = mz_stream_tell(split->stream.base);
mz_stream_seek(split->stream.base, 0, MZ_SEEK_END);
split->current_disk_size = mz_stream_tell(split->stream.base);
mz_stream_seek(split->stream.base, position, MZ_SEEK_SET);
split->is_open = 1;
}
return err;
}
static int32_t mz_stream_split_close_disk(void *stream) {
mz_stream_split *split = (mz_stream_split *)stream;
if (mz_stream_is_open(split->stream.base) != MZ_OK)
return MZ_OK;
mz_stream_split_print("Split - Close disk\n");
return mz_stream_close(split->stream.base);
}
static int32_t mz_stream_split_goto_disk(void *stream, int32_t number_disk) {
mz_stream_split *split = (mz_stream_split *)stream;
int32_t err = MZ_OK;
int32_t err_is_open = MZ_OK;
err_is_open = mz_stream_is_open(split->stream.base);
if ((split->disk_size == 0) && (split->mode & MZ_OPEN_MODE_WRITE)) {
if (err_is_open != MZ_OK)
err = mz_stream_split_open_disk(stream, number_disk);
} else if ((number_disk != split->current_disk) || (err_is_open != MZ_OK)) {
err = mz_stream_split_close_disk(stream);
if (err == MZ_OK) {
err = mz_stream_split_open_disk(stream, number_disk);
if (err == MZ_OK)
split->number_disk = number_disk;
}
}
return err;
}
int32_t mz_stream_split_open(void *stream, const char *path, int32_t mode) {
mz_stream_split *split = (mz_stream_split *)stream;
int32_t number_disk = 0;
split->mode = mode;
split->path_cd_size = (uint32_t)strlen(path) + 1;
split->path_cd = (char *)MZ_ALLOC(split->path_cd_size);
if (split->path_cd == NULL)
return MZ_MEM_ERROR;
strncpy(split->path_cd, path, split->path_cd_size - 1);
split->path_cd[split->path_cd_size - 1] = 0;
mz_stream_split_print("Split - Open - %s (disk %" PRId32 ")\n", split->path_cd, number_disk);
split->path_disk_size = (uint32_t)strlen(path) + 10;
split->path_disk = (char *)MZ_ALLOC(split->path_disk_size);
if (split->path_disk == NULL) {
MZ_FREE(split->path_cd);
return MZ_MEM_ERROR;
}
strncpy(split->path_disk, path, split->path_disk_size - 1);
split->path_disk[split->path_disk_size - 1] = 0;
if ((mode & MZ_OPEN_MODE_WRITE) && ((mode & MZ_OPEN_MODE_APPEND) == 0)) {
number_disk = 0;
split->current_disk = -1;
} else {
number_disk = -1;
split->current_disk = 0;
}
return mz_stream_split_goto_disk(stream, number_disk);
}
int32_t mz_stream_split_is_open(void *stream) {
mz_stream_split *split = (mz_stream_split *)stream;
if (split->is_open != 1)
return MZ_OPEN_ERROR;
return MZ_OK;
}
int32_t mz_stream_split_read(void *stream, void *buf, int32_t size) {
mz_stream_split *split = (mz_stream_split *)stream;
int32_t bytes_left = size;
int32_t read = 0;
int32_t err = MZ_OK;
uint8_t *buf_ptr = (uint8_t *)buf;
err = mz_stream_split_goto_disk(stream, split->number_disk);
if (err != MZ_OK)
return err;
while (bytes_left > 0) {
read = mz_stream_read(split->stream.base, buf_ptr, bytes_left);
mz_stream_split_print("Split - Read disk - %" PRId32 "\n", read);
if (read < 0)
return read;
if (read == 0) {
if (split->current_disk < 0) /* No more disks to goto */
break;
err = mz_stream_split_goto_disk(stream, split->current_disk + 1);
if (err == MZ_EXIST_ERROR) {
split->current_disk = -1;
break;
}
if (err != MZ_OK)
return err;
}
bytes_left -= read;
buf_ptr += read;
split->total_in += read;
split->total_in_disk += read;
}
return size - bytes_left;
}
int32_t mz_stream_split_write(void *stream, const void *buf, int32_t size) {
mz_stream_split *split = (mz_stream_split *)stream;
int64_t position = 0;
int32_t written = 0;
int32_t bytes_left = size;
int32_t bytes_to_write = 0;
int32_t bytes_avail = 0;
int32_t number_disk = -1;
int32_t err = MZ_OK;
const uint8_t *buf_ptr = (const uint8_t *)buf;
position = mz_stream_tell(split->stream.base);
while (bytes_left > 0) {
bytes_to_write = bytes_left;
if (split->disk_size > 0) {
if ((split->total_out_disk == split->disk_size && split->total_out > 0) ||
(split->number_disk == -1 && split->number_disk != split->current_disk)) {
if (split->number_disk != -1)
number_disk = split->current_disk + 1;
err = mz_stream_split_goto_disk(stream, number_disk);
if (err != MZ_OK)
return err;
}
if (split->number_disk != -1) {
bytes_avail = (int32_t)(split->disk_size - split->total_out_disk);
if (bytes_to_write > bytes_avail)
bytes_to_write = bytes_avail;
}
}
written = mz_stream_write(split->stream.base, buf_ptr, bytes_to_write);
if (written != bytes_to_write)
return MZ_WRITE_ERROR;
mz_stream_split_print("Split - Write disk - %" PRId32 "\n", written);
bytes_left -= written;
buf_ptr += written;
split->total_out += written;
split->total_out_disk += written;
if (position == split->current_disk_size) {
split->current_disk_size += written;
position = split->current_disk_size;
}
}
return size - bytes_left;
}
int64_t mz_stream_split_tell(void *stream) {
mz_stream_split *split = (mz_stream_split *)stream;
int32_t err = MZ_OK;
err = mz_stream_split_goto_disk(stream, split->number_disk);
if (err != MZ_OK)
return err;
return mz_stream_tell(split->stream.base);
}
int32_t mz_stream_split_seek(void *stream, int64_t offset, int32_t origin) {
mz_stream_split *split = (mz_stream_split *)stream;
int64_t disk_left = 0;
int64_t position = 0;
int32_t err = MZ_OK;
err = mz_stream_split_goto_disk(stream, split->number_disk);
if (err != MZ_OK)
return err;
mz_stream_split_print("Split - Seek disk - %" PRId64 " (origin %" PRId32 ")\n", offset, origin);
if ((origin == MZ_SEEK_CUR) && (split->number_disk != -1)) {
position = mz_stream_tell(split->stream.base);
disk_left = split->current_disk_size - position;
while (offset > disk_left) {
err = mz_stream_split_goto_disk(stream, split->current_disk + 1);
if (err != MZ_OK)
return err;
offset -= disk_left;
disk_left = split->current_disk_size;
}
}
return mz_stream_seek(split->stream.base, offset, origin);
}
int32_t mz_stream_split_close(void *stream) {
mz_stream_split *split = (mz_stream_split *)stream;
int32_t err = MZ_OK;
err = mz_stream_split_close_disk(stream);
split->is_open = 0;
return err;
}
int32_t mz_stream_split_error(void *stream) {
mz_stream_split *split = (mz_stream_split *)stream;
return mz_stream_error(split->stream.base);
}
int32_t mz_stream_split_get_prop_int64(void *stream, int32_t prop, int64_t *value) {
mz_stream_split *split = (mz_stream_split *)stream;
switch (prop) {
case MZ_STREAM_PROP_TOTAL_OUT:
*value = split->total_out;
break;
case MZ_STREAM_PROP_DISK_NUMBER:
*value = split->number_disk;
break;
case MZ_STREAM_PROP_DISK_SIZE:
*value = split->disk_size;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
int32_t mz_stream_split_set_prop_int64(void *stream, int32_t prop, int64_t value) {
mz_stream_split *split = (mz_stream_split *)stream;
switch (prop) {
case MZ_STREAM_PROP_DISK_NUMBER:
split->number_disk = (int32_t)value;
break;
case MZ_STREAM_PROP_DISK_SIZE:
split->disk_size = value;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
void *mz_stream_split_create(void **stream) {
mz_stream_split *split = NULL;
split = (mz_stream_split *)MZ_ALLOC(sizeof(mz_stream_split));
if (split != NULL) {
memset(split, 0, sizeof(mz_stream_split));
split->stream.vtbl = &mz_stream_split_vtbl;
}
if (stream != NULL)
*stream = split;
return split;
}
void mz_stream_split_delete(void **stream) {
mz_stream_split *split = NULL;
if (stream == NULL)
return;
split = (mz_stream_split *)*stream;
if (split != NULL) {
if (split->path_cd)
MZ_FREE(split->path_cd);
if (split->path_disk)
MZ_FREE(split->path_disk);
MZ_FREE(split);
}
*stream = NULL;
}
void *mz_stream_split_get_interface(void) {
return (void *)&mz_stream_split_vtbl;
}

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/* mz_strm_split.h -- Stream for split files
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_STREAM_SPLIT_H
#define MZ_STREAM_SPLIT_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
int32_t mz_stream_split_open(void *stream, const char *filename, int32_t mode);
int32_t mz_stream_split_is_open(void *stream);
int32_t mz_stream_split_read(void *stream, void *buf, int32_t size);
int32_t mz_stream_split_write(void *stream, const void *buf, int32_t size);
int64_t mz_stream_split_tell(void *stream);
int32_t mz_stream_split_seek(void *stream, int64_t offset, int32_t origin);
int32_t mz_stream_split_close(void *stream);
int32_t mz_stream_split_error(void *stream);
int32_t mz_stream_split_get_prop_int64(void *stream, int32_t prop, int64_t *value);
int32_t mz_stream_split_set_prop_int64(void *stream, int32_t prop, int64_t value);
void* mz_stream_split_create(void **stream);
void mz_stream_split_delete(void **stream);
void* mz_stream_split_get_interface(void);
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_strm_wzaes.c -- Stream for WinZip AES encryption
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
Copyright (C) 1998-2010 Brian Gladman, Worcester, UK
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_crypt.h"
#include "mz_strm.h"
#include "mz_strm_wzaes.h"
/***************************************************************************/
#define MZ_AES_KEYING_ITERATIONS (1000)
#define MZ_AES_SALT_LENGTH(MODE) (4 * (MODE & 3) + 4)
#define MZ_AES_SALT_LENGTH_MAX (16)
#define MZ_AES_PW_LENGTH_MAX (128)
#define MZ_AES_PW_VERIFY_SIZE (2)
#define MZ_AES_AUTHCODE_SIZE (10)
/***************************************************************************/
static mz_stream_vtbl mz_stream_wzaes_vtbl = {
mz_stream_wzaes_open,
mz_stream_wzaes_is_open,
mz_stream_wzaes_read,
mz_stream_wzaes_write,
mz_stream_wzaes_tell,
mz_stream_wzaes_seek,
mz_stream_wzaes_close,
mz_stream_wzaes_error,
mz_stream_wzaes_create,
mz_stream_wzaes_delete,
mz_stream_wzaes_get_prop_int64,
mz_stream_wzaes_set_prop_int64
};
/***************************************************************************/
typedef struct mz_stream_wzaes_s {
mz_stream stream;
int32_t mode;
int32_t error;
int16_t initialized;
uint8_t buffer[UINT16_MAX];
int64_t total_in;
int64_t max_total_in;
int64_t total_out;
int16_t encryption_mode;
const char *password;
void *aes;
uint32_t crypt_pos;
uint8_t crypt_block[MZ_AES_BLOCK_SIZE];
void *hmac;
uint8_t nonce[MZ_AES_BLOCK_SIZE];
} mz_stream_wzaes;
/***************************************************************************/
int32_t mz_stream_wzaes_open(void *stream, const char *path, int32_t mode) {
mz_stream_wzaes *wzaes = (mz_stream_wzaes *)stream;
uint16_t salt_length = 0;
uint16_t password_length = 0;
uint16_t key_length = 0;
uint8_t kbuf[2 * MZ_AES_KEY_LENGTH_MAX + MZ_AES_PW_VERIFY_SIZE];
uint8_t verify[MZ_AES_PW_VERIFY_SIZE];
uint8_t verify_expected[MZ_AES_PW_VERIFY_SIZE];
uint8_t salt_value[MZ_AES_SALT_LENGTH_MAX];
const char *password = path;
wzaes->total_in = 0;
wzaes->total_out = 0;
wzaes->initialized = 0;
if (mz_stream_is_open(wzaes->stream.base) != MZ_OK)
return MZ_OPEN_ERROR;
if (password == NULL)
password = wzaes->password;
if (password == NULL)
return MZ_PARAM_ERROR;
password_length = (uint16_t)strlen(password);
if (password_length > MZ_AES_PW_LENGTH_MAX)
return MZ_PARAM_ERROR;
if (wzaes->encryption_mode < 1 || wzaes->encryption_mode > 3)
return MZ_PARAM_ERROR;
salt_length = MZ_AES_SALT_LENGTH(wzaes->encryption_mode);
if (mode & MZ_OPEN_MODE_WRITE) {
mz_crypt_rand(salt_value, salt_length);
} else if (mode & MZ_OPEN_MODE_READ) {
if (mz_stream_read(wzaes->stream.base, salt_value, salt_length) != salt_length)
return MZ_READ_ERROR;
}
key_length = MZ_AES_KEY_LENGTH(wzaes->encryption_mode);
/* Derive the encryption and authentication keys and the password verifier */
mz_crypt_pbkdf2((uint8_t *)password, password_length, salt_value, salt_length,
MZ_AES_KEYING_ITERATIONS, kbuf, 2 * key_length + MZ_AES_PW_VERIFY_SIZE);
/* Initialize the encryption nonce and buffer pos */
wzaes->crypt_pos = MZ_AES_BLOCK_SIZE;
memset(wzaes->nonce, 0, sizeof(wzaes->nonce));
/* Initialize for encryption using key 1 */
mz_crypt_aes_reset(wzaes->aes);
mz_crypt_aes_set_mode(wzaes->aes, wzaes->encryption_mode);
mz_crypt_aes_set_encrypt_key(wzaes->aes, kbuf, key_length);
/* Initialize for authentication using key 2 */
mz_crypt_hmac_reset(wzaes->hmac);
mz_crypt_hmac_set_algorithm(wzaes->hmac, MZ_HASH_SHA1);
mz_crypt_hmac_init(wzaes->hmac, kbuf + key_length, key_length);
memcpy(verify, kbuf + (2 * key_length), MZ_AES_PW_VERIFY_SIZE);
if (mode & MZ_OPEN_MODE_WRITE) {
if (mz_stream_write(wzaes->stream.base, salt_value, salt_length) != salt_length)
return MZ_WRITE_ERROR;
wzaes->total_out += salt_length;
if (mz_stream_write(wzaes->stream.base, verify, MZ_AES_PW_VERIFY_SIZE) != MZ_AES_PW_VERIFY_SIZE)
return MZ_WRITE_ERROR;
wzaes->total_out += MZ_AES_PW_VERIFY_SIZE;
} else if (mode & MZ_OPEN_MODE_READ) {
wzaes->total_in += salt_length;
if (mz_stream_read(wzaes->stream.base, verify_expected, MZ_AES_PW_VERIFY_SIZE) != MZ_AES_PW_VERIFY_SIZE)
return MZ_READ_ERROR;
wzaes->total_in += MZ_AES_PW_VERIFY_SIZE;
if (memcmp(verify_expected, verify, MZ_AES_PW_VERIFY_SIZE) != 0)
return MZ_PASSWORD_ERROR;
}
wzaes->mode = mode;
wzaes->initialized = 1;
return MZ_OK;
}
int32_t mz_stream_wzaes_is_open(void *stream) {
mz_stream_wzaes *wzaes = (mz_stream_wzaes *)stream;
if (wzaes->initialized == 0)
return MZ_OPEN_ERROR;
return MZ_OK;
}
static int32_t mz_stream_wzaes_ctr_encrypt(void *stream, uint8_t *buf, int32_t size) {
mz_stream_wzaes *wzaes = (mz_stream_wzaes *)stream;
uint32_t pos = wzaes->crypt_pos;
uint32_t i = 0;
int32_t err = MZ_OK;
while (i < (uint32_t)size) {
if (pos == MZ_AES_BLOCK_SIZE) {
uint32_t j = 0;
/* Increment encryption nonce */
while (j < 8 && !++wzaes->nonce[j])
j += 1;
/* Encrypt the nonce to form next xor buffer */
memcpy(wzaes->crypt_block, wzaes->nonce, MZ_AES_BLOCK_SIZE);
mz_crypt_aes_encrypt(wzaes->aes, wzaes->crypt_block, sizeof(wzaes->crypt_block));
pos = 0;
}
buf[i++] ^= wzaes->crypt_block[pos++];
}
wzaes->crypt_pos = pos;
return err;
}
int32_t mz_stream_wzaes_read(void *stream, void *buf, int32_t size) {
mz_stream_wzaes *wzaes = (mz_stream_wzaes *)stream;
int64_t max_total_in = 0;
int32_t bytes_to_read = size;
int32_t read = 0;
max_total_in = wzaes->max_total_in - MZ_AES_FOOTER_SIZE;
if ((int64_t)bytes_to_read > (max_total_in - wzaes->total_in))
bytes_to_read = (int32_t)(max_total_in - wzaes->total_in);
read = mz_stream_read(wzaes->stream.base, buf, bytes_to_read);
if (read > 0) {
mz_crypt_hmac_update(wzaes->hmac, (uint8_t *)buf, read);
mz_stream_wzaes_ctr_encrypt(stream, (uint8_t *)buf, read);
wzaes->total_in += read;
}
return read;
}
int32_t mz_stream_wzaes_write(void *stream, const void *buf, int32_t size) {
mz_stream_wzaes *wzaes = (mz_stream_wzaes *)stream;
const uint8_t *buf_ptr = (const uint8_t *)buf;
int32_t bytes_to_write = sizeof(wzaes->buffer);
int32_t total_written = 0;
int32_t written = 0;
if (size < 0)
return MZ_PARAM_ERROR;
do {
if (bytes_to_write > (size - total_written))
bytes_to_write = (size - total_written);
memcpy(wzaes->buffer, buf_ptr, bytes_to_write);
buf_ptr += bytes_to_write;
mz_stream_wzaes_ctr_encrypt(stream, (uint8_t *)wzaes->buffer, bytes_to_write);
mz_crypt_hmac_update(wzaes->hmac, wzaes->buffer, bytes_to_write);
written = mz_stream_write(wzaes->stream.base, wzaes->buffer, bytes_to_write);
if (written < 0)
return written;
total_written += written;
} while (total_written < size && written > 0);
wzaes->total_out += total_written;
return total_written;
}
int64_t mz_stream_wzaes_tell(void *stream) {
mz_stream_wzaes *wzaes = (mz_stream_wzaes *)stream;
return mz_stream_tell(wzaes->stream.base);
}
int32_t mz_stream_wzaes_seek(void *stream, int64_t offset, int32_t origin) {
mz_stream_wzaes *wzaes = (mz_stream_wzaes *)stream;
return mz_stream_seek(wzaes->stream.base, offset, origin);
}
int32_t mz_stream_wzaes_close(void *stream) {
mz_stream_wzaes *wzaes = (mz_stream_wzaes *)stream;
uint8_t expected_hash[MZ_AES_AUTHCODE_SIZE];
uint8_t computed_hash[MZ_HASH_SHA1_SIZE];
mz_crypt_hmac_end(wzaes->hmac, computed_hash, sizeof(computed_hash));
if (wzaes->mode & MZ_OPEN_MODE_WRITE) {
if (mz_stream_write(wzaes->stream.base, computed_hash, MZ_AES_AUTHCODE_SIZE) != MZ_AES_AUTHCODE_SIZE)
return MZ_WRITE_ERROR;
wzaes->total_out += MZ_AES_AUTHCODE_SIZE;
} else if (wzaes->mode & MZ_OPEN_MODE_READ) {
if (mz_stream_read(wzaes->stream.base, expected_hash, MZ_AES_AUTHCODE_SIZE) != MZ_AES_AUTHCODE_SIZE)
return MZ_READ_ERROR;
wzaes->total_in += MZ_AES_AUTHCODE_SIZE;
/* If entire entry was not read this will fail */
if (memcmp(computed_hash, expected_hash, MZ_AES_AUTHCODE_SIZE) != 0)
return MZ_CRC_ERROR;
}
wzaes->initialized = 0;
return MZ_OK;
}
int32_t mz_stream_wzaes_error(void *stream) {
mz_stream_wzaes *wzaes = (mz_stream_wzaes *)stream;
return wzaes->error;
}
void mz_stream_wzaes_set_password(void *stream, const char *password) {
mz_stream_wzaes *wzaes = (mz_stream_wzaes *)stream;
wzaes->password = password;
}
void mz_stream_wzaes_set_encryption_mode(void *stream, int16_t encryption_mode) {
mz_stream_wzaes *wzaes = (mz_stream_wzaes *)stream;
wzaes->encryption_mode = encryption_mode;
}
int32_t mz_stream_wzaes_get_prop_int64(void *stream, int32_t prop, int64_t *value) {
mz_stream_wzaes *wzaes = (mz_stream_wzaes *)stream;
switch (prop) {
case MZ_STREAM_PROP_TOTAL_IN:
*value = wzaes->total_in;
break;
case MZ_STREAM_PROP_TOTAL_OUT:
*value = wzaes->total_out;
break;
case MZ_STREAM_PROP_TOTAL_IN_MAX:
*value = wzaes->max_total_in;
break;
case MZ_STREAM_PROP_HEADER_SIZE:
*value = MZ_AES_SALT_LENGTH((int64_t)wzaes->encryption_mode) + MZ_AES_PW_VERIFY_SIZE;
break;
case MZ_STREAM_PROP_FOOTER_SIZE:
*value = MZ_AES_AUTHCODE_SIZE;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
int32_t mz_stream_wzaes_set_prop_int64(void *stream, int32_t prop, int64_t value) {
mz_stream_wzaes *wzaes = (mz_stream_wzaes *)stream;
switch (prop) {
case MZ_STREAM_PROP_TOTAL_IN_MAX:
wzaes->max_total_in = value;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
void *mz_stream_wzaes_create(void **stream) {
mz_stream_wzaes *wzaes = NULL;
wzaes = (mz_stream_wzaes *)MZ_ALLOC(sizeof(mz_stream_wzaes));
if (wzaes != NULL) {
memset(wzaes, 0, sizeof(mz_stream_wzaes));
wzaes->stream.vtbl = &mz_stream_wzaes_vtbl;
wzaes->encryption_mode = MZ_AES_ENCRYPTION_MODE_256;
mz_crypt_hmac_create(&wzaes->hmac);
mz_crypt_aes_create(&wzaes->aes);
}
if (stream != NULL)
*stream = wzaes;
return wzaes;
}
void mz_stream_wzaes_delete(void **stream) {
mz_stream_wzaes *wzaes = NULL;
if (stream == NULL)
return;
wzaes = (mz_stream_wzaes *)*stream;
if (wzaes != NULL) {
mz_crypt_aes_delete(&wzaes->aes);
mz_crypt_hmac_delete(&wzaes->hmac);
MZ_FREE(wzaes);
}
*stream = NULL;
}
void *mz_stream_wzaes_get_interface(void) {
return (void *)&mz_stream_wzaes_vtbl;
}

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/* mz_strm_wzaes.h -- Stream for WinZIP AES encryption
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_STREAM_WZAES_SHA1_H
#define MZ_STREAM_WZAES_SHA1_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
int32_t mz_stream_wzaes_open(void *stream, const char *filename, int32_t mode);
int32_t mz_stream_wzaes_is_open(void *stream);
int32_t mz_stream_wzaes_read(void *stream, void *buf, int32_t size);
int32_t mz_stream_wzaes_write(void *stream, const void *buf, int32_t size);
int64_t mz_stream_wzaes_tell(void *stream);
int32_t mz_stream_wzaes_seek(void *stream, int64_t offset, int32_t origin);
int32_t mz_stream_wzaes_close(void *stream);
int32_t mz_stream_wzaes_error(void *stream);
void mz_stream_wzaes_set_password(void *stream, const char *password);
void mz_stream_wzaes_set_encryption_mode(void *stream, int16_t encryption_mode);
int32_t mz_stream_wzaes_get_prop_int64(void *stream, int32_t prop, int64_t *value);
int32_t mz_stream_wzaes_set_prop_int64(void *stream, int32_t prop, int64_t value);
void* mz_stream_wzaes_create(void **stream);
void mz_stream_wzaes_delete(void **stream);
void* mz_stream_wzaes_get_interface(void);
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_strm_zlib.c -- Stream for zlib inflate/deflate
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_strm.h"
#include "mz_strm_zlib.h"
#include "zlib.h"
#if defined(ZLIBNG_VERNUM) && !defined(ZLIB_COMPAT)
# include "zlib-ng.h"
#endif
/***************************************************************************/
#if defined(ZLIBNG_VERNUM) && !defined(ZLIB_COMPAT)
# define ZLIB_PREFIX(x) zng_ ## x
typedef zng_stream zlib_stream;
#else
# define ZLIB_PREFIX(x) x
typedef z_stream zlib_stream;
#endif
#if !defined(DEF_MEM_LEVEL)
# if MAX_MEM_LEVEL >= 8
# define DEF_MEM_LEVEL 8
# else
# define DEF_MEM_LEVEL MAX_MEM_LEVEL
# endif
#endif
/***************************************************************************/
static mz_stream_vtbl mz_stream_zlib_vtbl = {
mz_stream_zlib_open,
mz_stream_zlib_is_open,
mz_stream_zlib_read,
mz_stream_zlib_write,
mz_stream_zlib_tell,
mz_stream_zlib_seek,
mz_stream_zlib_close,
mz_stream_zlib_error,
mz_stream_zlib_create,
mz_stream_zlib_delete,
mz_stream_zlib_get_prop_int64,
mz_stream_zlib_set_prop_int64
};
/***************************************************************************/
typedef struct mz_stream_zlib_s {
mz_stream stream;
zlib_stream zstream;
uint8_t buffer[INT16_MAX];
int32_t buffer_len;
int64_t total_in;
int64_t total_out;
int64_t max_total_in;
int8_t initialized;
int16_t level;
int32_t window_bits;
int32_t mode;
int32_t error;
} mz_stream_zlib;
/***************************************************************************/
int32_t mz_stream_zlib_open(void *stream, const char *path, int32_t mode) {
mz_stream_zlib *zlib = (mz_stream_zlib *)stream;
MZ_UNUSED(path);
zlib->zstream.data_type = Z_BINARY;
zlib->zstream.zalloc = Z_NULL;
zlib->zstream.zfree = Z_NULL;
zlib->zstream.opaque = Z_NULL;
zlib->zstream.total_in = 0;
zlib->zstream.total_out = 0;
zlib->total_in = 0;
zlib->total_out = 0;
if (mode & MZ_OPEN_MODE_WRITE) {
#ifdef MZ_ZIP_NO_COMPRESSION
return MZ_SUPPORT_ERROR;
#else
zlib->zstream.next_out = zlib->buffer;
zlib->zstream.avail_out = sizeof(zlib->buffer);
zlib->error = ZLIB_PREFIX(deflateInit2)(&zlib->zstream, (int8_t)zlib->level, Z_DEFLATED,
zlib->window_bits, DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY);
#endif
} else if (mode & MZ_OPEN_MODE_READ) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
return MZ_SUPPORT_ERROR;
#else
zlib->zstream.next_in = zlib->buffer;
zlib->zstream.avail_in = 0;
zlib->error = ZLIB_PREFIX(inflateInit2)(&zlib->zstream, zlib->window_bits);
#endif
}
if (zlib->error != Z_OK)
return MZ_OPEN_ERROR;
zlib->initialized = 1;
zlib->mode = mode;
return MZ_OK;
}
int32_t mz_stream_zlib_is_open(void *stream) {
mz_stream_zlib *zlib = (mz_stream_zlib *)stream;
if (zlib->initialized != 1)
return MZ_OPEN_ERROR;
return MZ_OK;
}
int32_t mz_stream_zlib_read(void *stream, void *buf, int32_t size) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
MZ_UNUSED(stream);
MZ_UNUSED(buf);
MZ_UNUSED(size);
return MZ_SUPPORT_ERROR;
#else
mz_stream_zlib *zlib = (mz_stream_zlib *)stream;
uint64_t total_in_before = 0;
uint64_t total_in_after = 0;
uint64_t total_out_before = 0;
uint64_t total_out_after = 0;
uint32_t total_in = 0;
uint32_t total_out = 0;
uint32_t in_bytes = 0;
uint32_t out_bytes = 0;
int32_t bytes_to_read = sizeof(zlib->buffer);
int32_t read = 0;
int32_t err = Z_OK;
zlib->zstream.next_out = (Bytef*)buf;
zlib->zstream.avail_out = (uInt)size;
do {
if (zlib->zstream.avail_in == 0) {
if (zlib->max_total_in > 0) {
if ((int64_t)bytes_to_read > (zlib->max_total_in - zlib->total_in))
bytes_to_read = (int32_t)(zlib->max_total_in - zlib->total_in);
}
read = mz_stream_read(zlib->stream.base, zlib->buffer, bytes_to_read);
if (read < 0)
return read;
zlib->zstream.next_in = zlib->buffer;
zlib->zstream.avail_in = read;
}
total_in_before = zlib->zstream.avail_in;
total_out_before = zlib->zstream.total_out;
err = ZLIB_PREFIX(inflate)(&zlib->zstream, Z_SYNC_FLUSH);
if ((err >= Z_OK) && (zlib->zstream.msg != NULL)) {
zlib->error = Z_DATA_ERROR;
break;
}
total_in_after = zlib->zstream.avail_in;
total_out_after = zlib->zstream.total_out;
in_bytes = (uint32_t)(total_in_before - total_in_after);
out_bytes = (uint32_t)(total_out_after - total_out_before);
total_in += in_bytes;
total_out += out_bytes;
zlib->total_in += in_bytes;
zlib->total_out += out_bytes;
if (err == Z_STREAM_END)
break;
if (err != Z_OK) {
zlib->error = err;
break;
}
} while (zlib->zstream.avail_out > 0);
if (zlib->error != 0) {
/* Zlib errors are compatible with MZ */
return zlib->error;
}
return total_out;
#endif
}
#ifndef MZ_ZIP_NO_COMPRESSION
static int32_t mz_stream_zlib_flush(void *stream) {
mz_stream_zlib *zlib = (mz_stream_zlib *)stream;
if (mz_stream_write(zlib->stream.base, zlib->buffer, zlib->buffer_len) != zlib->buffer_len)
return MZ_WRITE_ERROR;
return MZ_OK;
}
static int32_t mz_stream_zlib_deflate(void *stream, int flush) {
mz_stream_zlib *zlib = (mz_stream_zlib *)stream;
uint64_t total_out_before = 0;
uint64_t total_out_after = 0;
int32_t out_bytes = 0;
int32_t err = Z_OK;
do {
if (zlib->zstream.avail_out == 0) {
err = mz_stream_zlib_flush(zlib);
if (err != MZ_OK)
return err;
zlib->zstream.avail_out = sizeof(zlib->buffer);
zlib->zstream.next_out = zlib->buffer;
zlib->buffer_len = 0;
}
total_out_before = zlib->zstream.total_out;
err = ZLIB_PREFIX(deflate)(&zlib->zstream, flush);
total_out_after = zlib->zstream.total_out;
out_bytes = (uint32_t)(total_out_after - total_out_before);
zlib->buffer_len += out_bytes;
zlib->total_out += out_bytes;
if (err == Z_STREAM_END)
break;
if (err != Z_OK) {
zlib->error = err;
return MZ_DATA_ERROR;
}
} while ((zlib->zstream.avail_in > 0) || (flush == Z_FINISH && err == Z_OK));
return MZ_OK;
}
#endif
int32_t mz_stream_zlib_write(void *stream, const void *buf, int32_t size) {
#ifdef MZ_ZIP_NO_COMPRESSION
MZ_UNUSED(stream);
MZ_UNUSED(buf);
MZ_UNUSED(size);
return MZ_SUPPORT_ERROR;
#else
mz_stream_zlib *zlib = (mz_stream_zlib *)stream;
int32_t err = MZ_OK;
zlib->zstream.next_in = (Bytef*)(intptr_t)buf;
zlib->zstream.avail_in = (uInt)size;
err = mz_stream_zlib_deflate(stream, Z_NO_FLUSH);
if (err != MZ_OK) {
return err;
}
zlib->total_in += size;
return size;
#endif
}
int64_t mz_stream_zlib_tell(void *stream) {
MZ_UNUSED(stream);
return MZ_TELL_ERROR;
}
int32_t mz_stream_zlib_seek(void *stream, int64_t offset, int32_t origin) {
MZ_UNUSED(stream);
MZ_UNUSED(offset);
MZ_UNUSED(origin);
return MZ_SEEK_ERROR;
}
int32_t mz_stream_zlib_close(void *stream) {
mz_stream_zlib *zlib = (mz_stream_zlib *)stream;
if (zlib->mode & MZ_OPEN_MODE_WRITE) {
#ifdef MZ_ZIP_NO_COMPRESSION
return MZ_SUPPORT_ERROR;
#else
mz_stream_zlib_deflate(stream, Z_FINISH);
mz_stream_zlib_flush(stream);
ZLIB_PREFIX(deflateEnd)(&zlib->zstream);
#endif
} else if (zlib->mode & MZ_OPEN_MODE_READ) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
return MZ_SUPPORT_ERROR;
#else
ZLIB_PREFIX(inflateEnd)(&zlib->zstream);
#endif
}
zlib->initialized = 0;
if (zlib->error != Z_OK)
return MZ_CLOSE_ERROR;
return MZ_OK;
}
int32_t mz_stream_zlib_error(void *stream) {
mz_stream_zlib *zlib = (mz_stream_zlib *)stream;
return zlib->error;
}
int32_t mz_stream_zlib_get_prop_int64(void *stream, int32_t prop, int64_t *value) {
mz_stream_zlib *zlib = (mz_stream_zlib *)stream;
switch (prop) {
case MZ_STREAM_PROP_TOTAL_IN:
*value = zlib->total_in;
break;
case MZ_STREAM_PROP_TOTAL_IN_MAX:
*value = zlib->max_total_in;
break;
case MZ_STREAM_PROP_TOTAL_OUT:
*value = zlib->total_out;
break;
case MZ_STREAM_PROP_HEADER_SIZE:
*value = 0;
break;
case MZ_STREAM_PROP_COMPRESS_WINDOW:
*value = zlib->window_bits;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
int32_t mz_stream_zlib_set_prop_int64(void *stream, int32_t prop, int64_t value) {
mz_stream_zlib *zlib = (mz_stream_zlib *)stream;
switch (prop) {
case MZ_STREAM_PROP_COMPRESS_LEVEL:
zlib->level = (int16_t)value;
break;
case MZ_STREAM_PROP_TOTAL_IN_MAX:
zlib->max_total_in = value;
break;
case MZ_STREAM_PROP_COMPRESS_WINDOW:
zlib->window_bits = (int32_t)value;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
void *mz_stream_zlib_create(void **stream) {
mz_stream_zlib *zlib = NULL;
zlib = (mz_stream_zlib *)MZ_ALLOC(sizeof(mz_stream_zlib));
if (zlib != NULL) {
memset(zlib, 0, sizeof(mz_stream_zlib));
zlib->stream.vtbl = &mz_stream_zlib_vtbl;
zlib->level = Z_DEFAULT_COMPRESSION;
zlib->window_bits = -MAX_WBITS;
}
if (stream != NULL)
*stream = zlib;
return zlib;
}
void mz_stream_zlib_delete(void **stream) {
mz_stream_zlib *zlib = NULL;
if (stream == NULL)
return;
zlib = (mz_stream_zlib *)*stream;
if (zlib != NULL)
MZ_FREE(zlib);
*stream = NULL;
}
void *mz_stream_zlib_get_interface(void) {
return (void *)&mz_stream_zlib_vtbl;
}

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/* mz_strm_zlib.h -- Stream for zlib inflate/deflate
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_STREAM_ZLIB_H
#define MZ_STREAM_ZLIB_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
int32_t mz_stream_zlib_open(void *stream, const char *filename, int32_t mode);
int32_t mz_stream_zlib_is_open(void *stream);
int32_t mz_stream_zlib_read(void *stream, void *buf, int32_t size);
int32_t mz_stream_zlib_write(void *stream, const void *buf, int32_t size);
int64_t mz_stream_zlib_tell(void *stream);
int32_t mz_stream_zlib_seek(void *stream, int64_t offset, int32_t origin);
int32_t mz_stream_zlib_close(void *stream);
int32_t mz_stream_zlib_error(void *stream);
int32_t mz_stream_zlib_get_prop_int64(void *stream, int32_t prop, int64_t *value);
int32_t mz_stream_zlib_set_prop_int64(void *stream, int32_t prop, int64_t value);
void* mz_stream_zlib_create(void **stream);
void mz_stream_zlib_delete(void **stream);
void* mz_stream_zlib_get_interface(void);
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_strm_zstd.c -- Stream for zstd compress/decompress
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
Authors: Force Charlie
https://github.com/fcharlie
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#include "mz.h"
#include "mz_strm.h"
#include "mz_strm_zstd.h"
#include <zstd.h>
/***************************************************************************/
static mz_stream_vtbl mz_stream_zstd_vtbl = {
mz_stream_zstd_open,
mz_stream_zstd_is_open,
mz_stream_zstd_read,
mz_stream_zstd_write,
mz_stream_zstd_tell,
mz_stream_zstd_seek,
mz_stream_zstd_close,
mz_stream_zstd_error,
mz_stream_zstd_create,
mz_stream_zstd_delete,
mz_stream_zstd_get_prop_int64,
mz_stream_zstd_set_prop_int64
};
/***************************************************************************/
typedef struct mz_stream_zstd_s {
mz_stream stream;
ZSTD_CStream *zcstream;
ZSTD_DStream *zdstream;
ZSTD_outBuffer out;
ZSTD_inBuffer in;
int32_t mode;
int32_t error;
uint8_t buffer[INT16_MAX];
int32_t buffer_len;
int64_t total_in;
int64_t total_out;
int64_t max_total_in;
int64_t max_total_out;
int8_t initialized;
uint32_t preset;
} mz_stream_zstd;
/***************************************************************************/
int32_t mz_stream_zstd_open(void *stream, const char *path, int32_t mode) {
mz_stream_zstd *zstd = (mz_stream_zstd *)stream;
MZ_UNUSED(path);
if (mode & MZ_OPEN_MODE_WRITE) {
#ifdef MZ_ZIP_NO_COMPRESSION
return MZ_SUPPORT_ERROR;
#else
zstd->zcstream = ZSTD_createCStream();
zstd->out.dst = zstd->buffer;
zstd->out.size = sizeof(zstd->buffer);
zstd->out.pos = 0;
#endif
} else if (mode & MZ_OPEN_MODE_READ) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
return MZ_SUPPORT_ERROR;
#else
zstd->zdstream = ZSTD_createDStream();
memset(&zstd->out, 0, sizeof(ZSTD_outBuffer));
#endif
}
memset(&zstd->in, 0, sizeof(ZSTD_inBuffer));
zstd->initialized = 1;
zstd->mode = mode;
zstd->error = MZ_OK;
return MZ_OK;
}
int32_t mz_stream_zstd_is_open(void *stream) {
mz_stream_zstd *zstd = (mz_stream_zstd *)stream;
if (zstd->initialized != 1)
return MZ_OPEN_ERROR;
return MZ_OK;
}
int32_t mz_stream_zstd_read(void *stream, void *buf, int32_t size) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
MZ_UNUSED(stream);
MZ_UNUSED(buf);
MZ_UNUSED(size);
return MZ_SUPPORT_ERROR;
#else
mz_stream_zstd *zstd = (mz_stream_zstd *)stream;
uint64_t total_in_before = 0;
uint64_t total_in_after = 0;
uint64_t total_out_before = 0;
uint64_t total_out_after = 0;
int32_t total_in = 0;
int32_t total_out = 0;
int32_t in_bytes = 0;
int32_t out_bytes = 0;
int32_t bytes_to_read = sizeof(zstd->buffer);
int32_t read = 0;
size_t result = 0;
zstd->out.dst = (void*)buf;
zstd->out.size = (size_t)size;
zstd->out.pos = 0;
do {
if (zstd->in.pos == zstd->in.size) {
if (zstd->max_total_in > 0) {
if ((int64_t)bytes_to_read > (zstd->max_total_in - zstd->total_in))
bytes_to_read = (int32_t)(zstd->max_total_in - zstd->total_in);
}
read = mz_stream_read(zstd->stream.base, zstd->buffer, bytes_to_read);
if (read < 0)
return read;
zstd->in.src = (const void*)zstd->buffer;
zstd->in.pos = 0;
zstd->in.size = (size_t)read;
}
total_in_before = zstd->in.pos;
total_out_before = zstd->out.pos;
result = ZSTD_decompressStream(zstd->zdstream, &zstd->out, &zstd->in);
if (ZSTD_isError(result)) {
zstd->error = (int32_t)result;
return MZ_DATA_ERROR;
}
total_in_after = zstd->in.pos;
total_out_after = zstd->out.pos;
if ((zstd->max_total_out != -1) && (int64_t)total_out_after > zstd->max_total_out)
total_out_after = (uint64_t)zstd->max_total_out;
in_bytes = (int32_t)(total_in_after - total_in_before);
out_bytes = (int32_t)(total_out_after - total_out_before);
total_in += in_bytes;
total_out += out_bytes;
zstd->total_in += in_bytes;
zstd->total_out += out_bytes;
} while ((zstd->in.size > 0 || out_bytes > 0) && (zstd->out.pos < zstd->out.size));
return total_out;
#endif
}
#ifndef MZ_ZIP_NO_COMPRESSION
static int32_t mz_stream_zstd_flush(void *stream) {
mz_stream_zstd *zstd = (mz_stream_zstd *)stream;
if (mz_stream_write(zstd->stream.base, zstd->buffer, zstd->buffer_len) != zstd->buffer_len)
return MZ_WRITE_ERROR;
return MZ_OK;
}
static int32_t mz_stream_zstd_compress(void *stream, ZSTD_EndDirective flush) {
mz_stream_zstd *zstd = (mz_stream_zstd *)stream;
uint64_t total_out_before = 0;
uint64_t total_out_after = 0;
int32_t out_bytes = 0;
size_t result = 0;
int32_t err = 0;
do {
if (zstd->out.pos == zstd->out.size) {
err = mz_stream_zstd_flush(zstd);
if (err != MZ_OK)
return err;
zstd->out.dst = zstd->buffer;
zstd->out.size = sizeof(zstd->buffer);
zstd->out.pos = 0;
zstd->buffer_len = 0;
}
total_out_before = zstd->out.pos;
result = ZSTD_compressStream2(zstd->zcstream, &zstd->out, &zstd->in, flush);
total_out_after = zstd->out.pos;
out_bytes = (uint32_t)(total_out_after - total_out_before);
zstd->buffer_len += out_bytes;
zstd->total_out += out_bytes;
if (ZSTD_isError(result)) {
zstd->error = (int32_t)result;
return MZ_DATA_ERROR;
}
} while ((zstd->in.pos < zstd->in.size) || (flush == ZSTD_e_end && result != 0));
return MZ_OK;
}
#endif
int32_t mz_stream_zstd_write(void *stream, const void *buf, int32_t size) {
#ifdef MZ_ZIP_NO_COMPRESSION
MZ_UNUSED(stream);
MZ_UNUSED(buf);
MZ_UNUSED(size);
return MZ_SUPPORT_ERROR;
#else
mz_stream_zstd *zstd = (mz_stream_zstd *)stream;
int32_t err = MZ_OK;
zstd->in.src = buf;
zstd->in.pos = 0;
zstd->in.size = size;
err = mz_stream_zstd_compress(stream, ZSTD_e_continue);
if (err != MZ_OK) {
return err;
}
zstd->total_in += size;
return size;
#endif
}
int64_t mz_stream_zstd_tell(void *stream) {
MZ_UNUSED(stream);
return MZ_TELL_ERROR;
}
int32_t mz_stream_zstd_seek(void *stream, int64_t offset, int32_t origin) {
MZ_UNUSED(stream);
MZ_UNUSED(offset);
MZ_UNUSED(origin);
return MZ_SEEK_ERROR;
}
int32_t mz_stream_zstd_close(void *stream) {
mz_stream_zstd *zstd = (mz_stream_zstd *)stream;
if (zstd->mode & MZ_OPEN_MODE_WRITE) {
#ifdef MZ_ZIP_NO_COMPRESSION
return MZ_SUPPORT_ERROR;
#else
mz_stream_zstd_compress(stream, ZSTD_e_end);
mz_stream_zstd_flush(stream);
ZSTD_freeCStream(zstd->zcstream);
zstd->zcstream = NULL;
#endif
} else if (zstd->mode & MZ_OPEN_MODE_READ) {
#ifdef MZ_ZIP_NO_DECOMPRESSION
return MZ_SUPPORT_ERROR;
#else
ZSTD_freeDStream(zstd->zdstream);
zstd->zdstream = NULL;
#endif
}
zstd->initialized = 0;
return MZ_OK;
}
int32_t mz_stream_zstd_error(void *stream) {
mz_stream_zstd *zstd = (mz_stream_zstd *)stream;
return zstd->error;
}
int32_t mz_stream_zstd_get_prop_int64(void *stream, int32_t prop, int64_t *value) {
mz_stream_zstd *zstd = (mz_stream_zstd *)stream;
switch (prop) {
case MZ_STREAM_PROP_TOTAL_IN:
*value = zstd->total_in;
break;
case MZ_STREAM_PROP_TOTAL_IN_MAX:
*value = zstd->max_total_in;
break;
case MZ_STREAM_PROP_TOTAL_OUT:
*value = zstd->total_out;
break;
case MZ_STREAM_PROP_TOTAL_OUT_MAX:
*value = zstd->max_total_out;
break;
case MZ_STREAM_PROP_HEADER_SIZE:
*value = 0;
break;
default:
return MZ_EXIST_ERROR;
}
return MZ_OK;
}
int32_t mz_stream_zstd_set_prop_int64(void *stream, int32_t prop, int64_t value) {
mz_stream_zstd *zstd = (mz_stream_zstd *)stream;
switch (prop) {
case MZ_STREAM_PROP_COMPRESS_LEVEL:
if (value < 0)
zstd->preset = 6;
else
zstd->preset = (int16_t)value;
return MZ_OK;
case MZ_STREAM_PROP_TOTAL_IN_MAX:
zstd->max_total_in = value;
return MZ_OK;
}
return MZ_EXIST_ERROR;
}
void *mz_stream_zstd_create(void **stream) {
mz_stream_zstd *zstd = NULL;
zstd = (mz_stream_zstd *)MZ_ALLOC(sizeof(mz_stream_zstd));
if (zstd != NULL) {
memset(zstd, 0, sizeof(mz_stream_zstd));
zstd->stream.vtbl = &mz_stream_zstd_vtbl;
zstd->max_total_out = -1;
}
if (stream != NULL)
*stream = zstd;
return zstd;
}
void mz_stream_zstd_delete(void **stream) {
mz_stream_zstd *zstd = NULL;
if (stream == NULL)
return;
zstd = (mz_stream_zstd *)*stream;
if (zstd != NULL)
MZ_FREE(zstd);
*stream = NULL;
}
void *mz_stream_zstd_get_interface(void) {
return (void *)&mz_stream_zstd_vtbl;
}

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/* mz_strm_zlib.h -- Stream for zlib inflate/deflate
Version 2.9.2, February 12, 2020
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_STREAM_ZSTD_H
#define MZ_STREAM_ZSTD_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
int32_t mz_stream_zstd_open(void *stream, const char *filename, int32_t mode);
int32_t mz_stream_zstd_is_open(void *stream);
int32_t mz_stream_zstd_read(void *stream, void *buf, int32_t size);
int32_t mz_stream_zstd_write(void *stream, const void *buf, int32_t size);
int64_t mz_stream_zstd_tell(void *stream);
int32_t mz_stream_zstd_seek(void *stream, int64_t offset, int32_t origin);
int32_t mz_stream_zstd_close(void *stream);
int32_t mz_stream_zstd_error(void *stream);
int32_t mz_stream_zstd_get_prop_int64(void *stream, int32_t prop, int64_t *value);
int32_t mz_stream_zstd_set_prop_int64(void *stream, int32_t prop, int64_t value);
void* mz_stream_zstd_create(void **stream);
void mz_stream_zstd_delete(void **stream);
void* mz_stream_zstd_get_interface(void);
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* mz_zip.h -- Zip manipulation
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
Copyright (C) 2009-2010 Mathias Svensson
Modifications for Zip64 support
http://result42.com
Copyright (C) 1998-2010 Gilles Vollant
https://www.winimage.com/zLibDll/minizip.html
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_ZIP_H
#define MZ_ZIP_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
typedef struct mz_zip_file_s {
uint16_t version_madeby; /* version made by */
uint16_t version_needed; /* version needed to extract */
uint16_t flag; /* general purpose bit flag */
uint16_t compression_method; /* compression method */
time_t modified_date; /* last modified date in unix time */
time_t accessed_date; /* last accessed date in unix time */
time_t creation_date; /* creation date in unix time */
uint32_t crc; /* crc-32 */
int64_t compressed_size; /* compressed size */
int64_t uncompressed_size; /* uncompressed size */
uint16_t filename_size; /* filename length */
uint16_t extrafield_size; /* extra field length */
uint16_t comment_size; /* file comment length */
uint32_t disk_number; /* disk number start */
int64_t disk_offset; /* relative offset of local header */
uint16_t internal_fa; /* internal file attributes */
uint32_t external_fa; /* external file attributes */
const char *filename; /* filename utf8 null-terminated string */
const uint8_t *extrafield; /* extrafield data */
const char *comment; /* comment utf8 null-terminated string */
const char *linkname; /* sym-link filename utf8 null-terminated string */
uint16_t zip64; /* zip64 extension mode */
uint16_t aes_version; /* winzip aes extension if not 0 */
uint8_t aes_encryption_mode; /* winzip aes encryption mode */
uint16_t pk_verify; /* pkware encryption verifier */
} mz_zip_file, mz_zip_entry;
/***************************************************************************/
typedef int32_t (*mz_zip_locate_entry_cb)(void *handle, void *userdata, mz_zip_file *file_info);
/***************************************************************************/
void * mz_zip_create(void **handle);
/* Create zip instance for opening */
void mz_zip_delete(void **handle);
/* Delete zip object */
int32_t mz_zip_open(void *handle, void *stream, int32_t mode);
/* Create a zip file, no delete file in zip functionality */
int32_t mz_zip_close(void *handle);
/* Close the zip file */
int32_t mz_zip_get_comment(void *handle, const char **comment);
/* Get a pointer to the global comment */
int32_t mz_zip_set_comment(void *handle, const char *comment);
/* Sets the global comment used for writing zip file */
int32_t mz_zip_get_version_madeby(void *handle, uint16_t *version_madeby);
/* Get the version made by */
int32_t mz_zip_set_version_madeby(void *handle, uint16_t version_madeby);
/* Sets the version made by used for writing zip file */
int32_t mz_zip_set_recover(void *handle, uint8_t recover);
/* Sets the ability to recover the central dir by reading local file headers */
int32_t mz_zip_set_data_descriptor(void *handle, uint8_t data_descriptor);
/* Sets the use of data descriptor flag when writing zip entries */
int32_t mz_zip_get_stream(void *handle, void **stream);
/* Get a pointer to the stream used to open */
int32_t mz_zip_set_cd_stream(void *handle, int64_t cd_start_pos, void *cd_stream);
/* Sets the stream to use for reading the central dir */
int32_t mz_zip_get_cd_mem_stream(void *handle, void **cd_mem_stream);
/* Get a pointer to the stream used to store the central dir in memory */
int32_t mz_zip_set_number_entry(void *handle, uint64_t number_entry);
/* Sets the total number of entries */
int32_t mz_zip_get_number_entry(void *handle, uint64_t *number_entry);
/* Get the total number of entries */
int32_t mz_zip_set_disk_number_with_cd(void *handle, uint32_t disk_number_with_cd);
/* Sets the disk number containing the central directory record */
int32_t mz_zip_get_disk_number_with_cd(void *handle, uint32_t *disk_number_with_cd);
/* Get the disk number containing the central directory record */
/***************************************************************************/
int32_t mz_zip_entry_is_open(void *handle);
/* Check to see if entry is open for read/write */
int32_t mz_zip_entry_read_open(void *handle, uint8_t raw, const char *password);
/* Open for reading the current file in the zip file */
int32_t mz_zip_entry_read(void *handle, void *buf, int32_t len);
/* Read bytes from the current file in the zip file */
int32_t mz_zip_entry_read_close(void *handle, uint32_t *crc32, int64_t *compressed_size,
int64_t *uncompressed_size);
/* Close the current file for reading and get data descriptor values */
int32_t mz_zip_entry_write_open(void *handle, const mz_zip_file *file_info,
int16_t compress_level, uint8_t raw, const char *password);
/* Open for writing the current file in the zip file */
int32_t mz_zip_entry_write(void *handle, const void *buf, int32_t len);
/* Write bytes from the current file in the zip file */
int32_t mz_zip_entry_write_close(void *handle, uint32_t crc32, int64_t compressed_size,
int64_t uncompressed_size);
/* Close the current file for writing and set data descriptor values */
int32_t mz_zip_entry_seek_local_header(void *handle);
/* Seeks to the local header for the entry */
int32_t mz_zip_entry_close_raw(void *handle, int64_t uncompressed_size, uint32_t crc32);
/* Close the current file in the zip file where raw is compressed data */
int32_t mz_zip_entry_close(void *handle);
/* Close the current file in the zip file */
/***************************************************************************/
int32_t mz_zip_entry_is_dir(void *handle);
/* Checks to see if the entry is a directory */
int32_t mz_zip_entry_is_symlink(void *handle);
/* Checks to see if the entry is a symbolic link */
int32_t mz_zip_entry_get_info(void *handle, mz_zip_file **file_info);
/* Get info about the current file, only valid while current entry is open */
int32_t mz_zip_entry_get_local_info(void *handle, mz_zip_file **local_file_info);
/* Get local info about the current file, only valid while current entry is being read */
int32_t mz_zip_entry_set_extrafield(void *handle, const uint8_t *extrafield, uint16_t extrafield_size);
/* Sets or updates the extra field for the entry to be used before writing cd */
int64_t mz_zip_get_entry(void *handle);
/* Return offset of the current entry in the zip file */
int32_t mz_zip_goto_entry(void *handle, int64_t cd_pos);
/* Go to specified entry in the zip file */
int32_t mz_zip_goto_first_entry(void *handle);
/* Go to the first entry in the zip file */
int32_t mz_zip_goto_next_entry(void *handle);
/* Go to the next entry in the zip file or MZ_END_OF_LIST if reaching the end */
int32_t mz_zip_locate_entry(void *handle, const char *filename, uint8_t ignore_case);
/* Locate the file with the specified name in the zip file or MZ_END_LIST if not found */
int32_t mz_zip_locate_first_entry(void *handle, void *userdata, mz_zip_locate_entry_cb cb);
/* Locate the first matching entry based on a match callback */
int32_t mz_zip_locate_next_entry(void *handle, void *userdata, mz_zip_locate_entry_cb cb);
/* Locate the next matching entry based on a match callback */
/***************************************************************************/
int32_t mz_zip_attrib_is_dir(uint32_t attrib, int32_t version_madeby);
/* Checks to see if the attribute is a directory based on platform */
int32_t mz_zip_attrib_is_symlink(uint32_t attrib, int32_t version_madeby);
/* Checks to see if the attribute is a symbolic link based on platform */
int32_t mz_zip_attrib_convert(uint8_t src_sys, uint32_t src_attrib, uint8_t target_sys,
uint32_t *target_attrib);
/* Converts file attributes from one host system to another */
int32_t mz_zip_attrib_posix_to_win32(uint32_t posix_attrib, uint32_t *win32_attrib);
/* Converts posix file attributes to win32 file attributes */
int32_t mz_zip_attrib_win32_to_posix(uint32_t win32_attrib, uint32_t *posix_attrib);
/* Converts win32 file attributes to posix file attributes */
/***************************************************************************/
int32_t mz_zip_extrafield_find(void *stream, uint16_t type, int32_t max_seek, uint16_t *length);
/* Seeks to extra field by its type and returns its length */
int32_t mz_zip_extrafield_contains(const uint8_t *extrafield, int32_t extrafield_size,
uint16_t type, uint16_t *length);
/* Gets whether an extrafield exists and its size */
int32_t mz_zip_extrafield_read(void *stream, uint16_t *type, uint16_t *length);
/* Reads an extrafield header from a stream */
int32_t mz_zip_extrafield_write(void *stream, uint16_t type, uint16_t length);
/* Writes an extrafield header to a stream */
/***************************************************************************/
int32_t mz_zip_dosdate_to_tm(uint64_t dos_date, struct tm *ptm);
/* Convert dos date/time format to struct tm */
time_t mz_zip_dosdate_to_time_t(uint64_t dos_date);
/* Convert dos date/time format to time_t */
int32_t mz_zip_time_t_to_tm(time_t unix_time, struct tm *ptm);
/* Convert time_t to time struct */
uint32_t mz_zip_time_t_to_dos_date(time_t unix_time);
/* Convert time_t to dos date/time format */
uint32_t mz_zip_tm_to_dosdate(const struct tm *ptm);
/* Convert struct tm to dos date/time format */
int32_t mz_zip_ntfs_to_unix_time(uint64_t ntfs_time, time_t *unix_time);
/* Convert ntfs time to unix time */
int32_t mz_zip_unix_to_ntfs_time(time_t unix_time, uint64_t *ntfs_time);
/* Convert unix time to ntfs time */
/***************************************************************************/
int32_t mz_zip_path_compare(const char *path1, const char *path2, uint8_t ignore_case);
/* Compare two paths without regard to slashes */
/***************************************************************************/
const
char* mz_zip_get_compression_method_string(int32_t compression_method);
/* Gets a string representing the compression method */
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif /* _ZIP_H */

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/* mz_zip_rw.h -- Zip reader/writer
part of the minizip-ng project
Copyright (C) 2010-2021 Nathan Moinvaziri
https://github.com/zlib-ng/minizip-ng
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_ZIP_RW_H
#define MZ_ZIP_RW_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************************************************************/
typedef int32_t (*mz_zip_reader_overwrite_cb)(void *handle, void *userdata, mz_zip_file *file_info, const char *path);
typedef int32_t (*mz_zip_reader_password_cb)(void *handle, void *userdata, mz_zip_file *file_info, char *password, int32_t max_password);
typedef int32_t (*mz_zip_reader_progress_cb)(void *handle, void *userdata, mz_zip_file *file_info, int64_t position);
typedef int32_t (*mz_zip_reader_entry_cb)(void *handle, void *userdata, mz_zip_file *file_info, const char *path);
/***************************************************************************/
int32_t mz_zip_reader_is_open(void *handle);
/* Checks to see if the zip file is open */
int32_t mz_zip_reader_open(void *handle, void *stream);
/* Opens zip file from stream */
int32_t mz_zip_reader_open_file(void *handle, const char *path);
/* Opens zip file from a file path */
int32_t mz_zip_reader_open_file_in_memory(void *handle, const char *path);
/* Opens zip file from a file path into memory for faster access */
int32_t mz_zip_reader_open_buffer(void *handle, uint8_t *buf, int32_t len, uint8_t copy);
/* Opens zip file from memory buffer */
int32_t mz_zip_reader_close(void *handle);
/* Closes the zip file */
/***************************************************************************/
int32_t mz_zip_reader_unzip_cd(void *handle);
/* Unzip the central directory */
/***************************************************************************/
int32_t mz_zip_reader_goto_first_entry(void *handle);
/* Goto the first entry in the zip file that matches the pattern */
int32_t mz_zip_reader_goto_next_entry(void *handle);
/* Goto the next entry in the zip file that matches the pattern */
int32_t mz_zip_reader_locate_entry(void *handle, const char *filename, uint8_t ignore_case);
/* Locates an entry by filename */
int32_t mz_zip_reader_entry_open(void *handle);
/* Opens an entry for reading */
int32_t mz_zip_reader_entry_close(void *handle);
/* Closes an entry */
int32_t mz_zip_reader_entry_read(void *handle, void *buf, int32_t len);
/* Reads and entry after being opened */
int32_t mz_zip_reader_entry_has_sign(void *handle);
/* Checks to see if the entry has a signature */
int32_t mz_zip_reader_entry_sign_verify(void *handle);
/* Verifies a signature stored with the entry */
int32_t mz_zip_reader_entry_get_hash(void *handle, uint16_t algorithm, uint8_t *digest, int32_t digest_size);
/* Gets a hash algorithm from the entry's extra field */
int32_t mz_zip_reader_entry_get_first_hash(void *handle, uint16_t *algorithm, uint16_t *digest_size);
/* Gets the most secure hash algorithm from the entry's extra field */
int32_t mz_zip_reader_entry_get_info(void *handle, mz_zip_file **file_info);
/* Gets the current entry file info */
int32_t mz_zip_reader_entry_is_dir(void *handle);
/* Gets the current entry is a directory */
int32_t mz_zip_reader_entry_save(void *handle, void *stream, mz_stream_write_cb write_cb);
/* Save the current entry to a stream */
int32_t mz_zip_reader_entry_save_process(void *handle, void *stream, mz_stream_write_cb write_cb);
/* Saves a portion of the current entry to a stream callback */
int32_t mz_zip_reader_entry_save_file(void *handle, const char *path);
/* Save the current entry to a file */
int32_t mz_zip_reader_entry_save_buffer(void *handle, void *buf, int32_t len);
/* Save the current entry to a memory buffer */
int32_t mz_zip_reader_entry_save_buffer_length(void *handle);
/* Gets the length of the buffer required to save */
/***************************************************************************/
int32_t mz_zip_reader_save_all(void *handle, const char *destination_dir);
/* Save all files into a directory */
/***************************************************************************/
void mz_zip_reader_set_pattern(void *handle, const char *pattern, uint8_t ignore_case);
/* Sets the match pattern for entries in the zip file, if null all entries are matched */
void mz_zip_reader_set_password(void *handle, const char *password);
/* Sets the password required for extraction */
void mz_zip_reader_set_raw(void *handle, uint8_t raw);
/* Sets whether or not it should save the entry raw */
int32_t mz_zip_reader_get_raw(void *handle, uint8_t *raw);
/* Gets whether or not it should save the entry raw */
int32_t mz_zip_reader_get_zip_cd(void *handle, uint8_t *zip_cd);
/* Gets whether or not the archive has a zipped central directory */
int32_t mz_zip_reader_get_comment(void *handle, const char **comment);
/* Gets the comment for the central directory */
int32_t mz_zip_reader_set_recover(void *handle, uint8_t recover);
/* Sets the ability to recover the central dir by reading local file headers */
void mz_zip_reader_set_encoding(void *handle, int32_t encoding);
/* Sets whether or not it should support a special character encoding in zip file names. */
void mz_zip_reader_set_sign_required(void *handle, uint8_t sign_required);
/* Sets whether or not it a signature is required */
void mz_zip_reader_set_overwrite_cb(void *handle, void *userdata, mz_zip_reader_overwrite_cb cb);
/* Callback for what to do when a file is being overwritten */
void mz_zip_reader_set_password_cb(void *handle, void *userdata, mz_zip_reader_password_cb cb);
/* Callback for when a password is required and hasn't been set */
void mz_zip_reader_set_progress_cb(void *handle, void *userdata, mz_zip_reader_progress_cb cb);
/* Callback for extraction progress */
void mz_zip_reader_set_progress_interval(void *handle, uint32_t milliseconds);
/* Let at least milliseconds pass between calls to progress callback */
void mz_zip_reader_set_entry_cb(void *handle, void *userdata, mz_zip_reader_entry_cb cb);
/* Callback for zip file entries */
int32_t mz_zip_reader_get_zip_handle(void *handle, void **zip_handle);
/* Gets the underlying zip instance handle */
void* mz_zip_reader_create(void **handle);
/* Create new instance of zip reader */
void mz_zip_reader_delete(void **handle);
/* Delete instance of zip reader */
/***************************************************************************/
typedef int32_t (*mz_zip_writer_overwrite_cb)(void *handle, void *userdata, const char *path);
typedef int32_t (*mz_zip_writer_password_cb)(void *handle, void *userdata, mz_zip_file *file_info, char *password, int32_t max_password);
typedef int32_t (*mz_zip_writer_progress_cb)(void *handle, void *userdata, mz_zip_file *file_info, int64_t position);
typedef int32_t (*mz_zip_writer_entry_cb)(void *handle, void *userdata, mz_zip_file *file_info);
/***************************************************************************/
int32_t mz_zip_writer_is_open(void *handle);
/* Checks to see if the zip file is open */
int32_t mz_zip_writer_open(void *handle, void *stream, uint8_t append);
/* Opens zip file from stream */
int32_t mz_zip_writer_open_file(void *handle, const char *path, int64_t disk_size, uint8_t append);
/* Opens zip file from a file path */
int32_t mz_zip_writer_open_file_in_memory(void *handle, const char *path);
/* Opens zip file from a file path into memory for faster access */
int32_t mz_zip_writer_close(void *handle);
/* Closes the zip file */
/***************************************************************************/
int32_t mz_zip_writer_entry_open(void *handle, mz_zip_file *file_info);
/* Opens an entry in the zip file for writing */
int32_t mz_zip_writer_entry_close(void *handle);
/* Closes entry in zip file */
int32_t mz_zip_writer_entry_write(void *handle, const void *buf, int32_t len);
/* Writes data into entry for zip */
/***************************************************************************/
int32_t mz_zip_writer_add(void *handle, void *stream, mz_stream_read_cb read_cb);
/* Writes all data to the currently open entry in the zip */
int32_t mz_zip_writer_add_process(void *handle, void *stream, mz_stream_read_cb read_cb);
/* Writes a portion of data to the currently open entry in the zip */
int32_t mz_zip_writer_add_info(void *handle, void *stream, mz_stream_read_cb read_cb, mz_zip_file *file_info);
/* Adds an entry to the zip based on the info */
int32_t mz_zip_writer_add_buffer(void *handle, void *buf, int32_t len, mz_zip_file *file_info);
/* Adds an entry to the zip with a memory buffer */
int32_t mz_zip_writer_add_file(void *handle, const char *path, const char *filename_in_zip);
/* Adds an entry to the zip from a file */
int32_t mz_zip_writer_add_path(void *handle, const char *path, const char *root_path, uint8_t include_path,
uint8_t recursive);
/* Enumerates a directory or pattern and adds entries to the zip */
int32_t mz_zip_writer_copy_from_reader(void *handle, void *reader);
/* Adds an entry from a zip reader instance */
/***************************************************************************/
void mz_zip_writer_set_password(void *handle, const char *password);
/* Password to use for encrypting files in the zip */
void mz_zip_writer_set_comment(void *handle, const char *comment);
/* Comment to use for the archive */
void mz_zip_writer_set_raw(void *handle, uint8_t raw);
/* Sets whether or not we should write the entry raw */
int32_t mz_zip_writer_get_raw(void *handle, uint8_t *raw);
/* Gets whether or not we should write the entry raw */
void mz_zip_writer_set_aes(void *handle, uint8_t aes);
/* Use aes encryption when adding files in zip */
void mz_zip_writer_set_compress_method(void *handle, uint16_t compress_method);
/* Sets the compression method when adding files in zip */
void mz_zip_writer_set_compress_level(void *handle, int16_t compress_level);
/* Sets the compression level when adding files in zip */
void mz_zip_writer_set_follow_links(void *handle, uint8_t follow_links);
/* Follow symbolic links when traversing directories and files to add */
void mz_zip_writer_set_store_links(void *handle, uint8_t store_links);
/* Store symbolic links in zip file */
void mz_zip_writer_set_zip_cd(void *handle, uint8_t zip_cd);
/* Sets whether or not central directory should be zipped */
int32_t mz_zip_writer_set_certificate(void *handle, const char *cert_path, const char *cert_pwd);
/* Sets the certificate and timestamp url to use for signing when adding files in zip */
void mz_zip_writer_set_overwrite_cb(void *handle, void *userdata, mz_zip_writer_overwrite_cb cb);
/* Callback for what to do when zip file already exists */
void mz_zip_writer_set_password_cb(void *handle, void *userdata, mz_zip_writer_password_cb cb);
/* Callback for ask if a password is required for adding */
void mz_zip_writer_set_progress_cb(void *handle, void *userdata, mz_zip_writer_progress_cb cb);
/* Callback for compression progress */
void mz_zip_writer_set_progress_interval(void *handle, uint32_t milliseconds);
/* Let at least milliseconds pass between calls to progress callback */
void mz_zip_writer_set_entry_cb(void *handle, void *userdata, mz_zip_writer_entry_cb cb);
/* Callback for zip file entries */
int32_t mz_zip_writer_get_zip_handle(void *handle, void **zip_handle);
/* Gets the underlying zip handle */
void* mz_zip_writer_create(void **handle);
/* Create new instance of zip writer */
void mz_zip_writer_delete(void **handle);
/* Delete instance of zip writer */
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif

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/* unzip.h -- IO for uncompress .zip files using zlib
Version 1.1, February 14h, 2010
part of the MiniZip project
Copyright (C) 1998-2010 Gilles Vollant
http://www.winimage.com/zLibDll/minizip.html
Modifications of Unzip for Zip64
Copyright (C) 2007-2008 Even Rouault
Modifications for Zip64 support on both zip and unzip
Copyright (C) 2009-2010 Mathias Svensson
http://result42.com
/* unzip.h -- Compatibility layer shim
part of the minizip-ng project
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef _UNZ_H
#define _UNZ_H
#ifndef MZ_COMPAT_UNZIP
#define MZ_COMPAT_UNZIP
#include "mz_compat.h"
#ifdef __cplusplus
extern "C" {
#endif
#ifndef _ZLIB_H
#include "zlib.h"
#endif
#ifndef _ZLIBIOAPI_H
#include "ioapi.h"
#endif
#ifdef HAVE_BZIP2
#include "bzlib.h"
#endif
#define Z_BZIP2ED 12
#if defined(STRICTUNZIP) || defined(STRICTZIPUNZIP)
/* like the STRICT of WIN32, we define a pointer that cannot be converted
from (void*) without cast */
typedef struct TagunzFile__ { int unused; } unz_file__;
typedef unz_file__ *unzFile;
#else
typedef voidp unzFile;
#endif
#define UNZ_OK (0)
#define UNZ_END_OF_LIST_OF_FILE (-100)
#define UNZ_ERRNO (Z_ERRNO)
#define UNZ_EOF (0)
#define UNZ_PARAMERROR (-102)
#define UNZ_BADZIPFILE (-103)
#define UNZ_INTERNALERROR (-104)
#define UNZ_CRCERROR (-105)
#define UNZ_BADPASSWORD (-106)
/* unz_global_info structure contain global data about the ZIPfile
These data comes from the end of central dir */
typedef struct unz_global_info64_s
{
uint64_t number_entry; /* total number of entries in the central dir on this disk */
uint32_t number_disk_with_CD; /* number the the disk with central dir, used for spanning ZIP*/
uint16_t size_comment; /* size of the global comment of the zipfile */
} unz_global_info64;
typedef struct unz_global_info_s
{
uint32_t number_entry; /* total number of entries in the central dir on this disk */
uint32_t number_disk_with_CD; /* number the the disk with central dir, used for spanning ZIP*/
uint16_t size_comment; /* size of the global comment of the zipfile */
} unz_global_info;
/* unz_file_info contain information about a file in the zipfile */
typedef struct unz_file_info64_s
{
uint16_t version; /* version made by 2 bytes */
uint16_t version_needed; /* version needed to extract 2 bytes */
uint16_t flag; /* general purpose bit flag 2 bytes */
uint16_t compression_method; /* compression method 2 bytes */
uint32_t dos_date; /* last mod file date in Dos fmt 4 bytes */
uint32_t crc; /* crc-32 4 bytes */
uint64_t compressed_size; /* compressed size 8 bytes */
uint64_t uncompressed_size; /* uncompressed size 8 bytes */
uint16_t size_filename; /* filename length 2 bytes */
uint16_t size_file_extra; /* extra field length 2 bytes */
uint16_t size_file_comment; /* file comment length 2 bytes */
uint32_t disk_num_start; /* disk number start 4 bytes */
uint16_t internal_fa; /* internal file attributes 2 bytes */
uint32_t external_fa; /* external file attributes 4 bytes */
uint64_t disk_offset;
uint16_t size_file_extra_internal;
} unz_file_info64;
typedef struct unz_file_info_s
{
uint16_t version; /* version made by 2 bytes */
uint16_t version_needed; /* version needed to extract 2 bytes */
uint16_t flag; /* general purpose bit flag 2 bytes */
uint16_t compression_method; /* compression method 2 bytes */
uint32_t dos_date; /* last mod file date in Dos fmt 4 bytes */
uint32_t crc; /* crc-32 4 bytes */
uint32_t compressed_size; /* compressed size 4 bytes */
uint32_t uncompressed_size; /* uncompressed size 4 bytes */
uint16_t size_filename; /* filename length 2 bytes */
uint16_t size_file_extra; /* extra field length 2 bytes */
uint16_t size_file_comment; /* file comment length 2 bytes */
uint16_t disk_num_start; /* disk number start 2 bytes */
uint16_t internal_fa; /* internal file attributes 2 bytes */
uint32_t external_fa; /* external file attributes 4 bytes */
uint64_t disk_offset;
} unz_file_info;
/***************************************************************************/
/* Opening and close a zip file */
extern unzFile ZEXPORT unzOpen(const char *path);
extern unzFile ZEXPORT unzOpen64(const void *path);
/* Open a Zip file.
path should contain the full path (by example, on a Windows XP computer
"c:\\zlib\\zlib113.zip" or on an Unix computer "zlib/zlib113.zip".
return NULL if zipfile cannot be opened or doesn't exist
return unzFile handle if no error
NOTE: The "64" function take a const void *pointer, because the path is just the value passed to the
open64_file_func callback. Under Windows, if UNICODE is defined, using fill_fopen64_filefunc, the path
is a pointer to a wide unicode string (LPCTSTR is LPCWSTR), so const char *does not describe the reality */
extern unzFile ZEXPORT unzOpen2(const char *path, zlib_filefunc_def *pzlib_filefunc_def);
/* Open a Zip file, like unzOpen, but provide a set of file low level API for read/write operations */
extern unzFile ZEXPORT unzOpen2_64(const void *path, zlib_filefunc64_def *pzlib_filefunc_def);
/* Open a Zip file, like unz64Open, but provide a set of file low level API for read/write 64-bit operations */
extern int ZEXPORT unzClose(unzFile file);
/* Close a ZipFile opened with unzOpen. If there is files inside the .Zip opened with unzOpenCurrentFile,
these files MUST be closed with unzipCloseCurrentFile before call unzipClose.
return UNZ_OK if there is no error */
extern int ZEXPORT unzGetGlobalInfo(unzFile file, unz_global_info *pglobal_info);
extern int ZEXPORT unzGetGlobalInfo64(unzFile file, unz_global_info64 *pglobal_info);
/* Write info about the ZipFile in the *pglobal_info structure.
return UNZ_OK if no error */
extern int ZEXPORT unzGetGlobalComment(unzFile file, char *comment, uint16_t comment_size);
/* Get the global comment string of the ZipFile, in the comment buffer.
uSizeBuf is the size of the szComment buffer.
return the number of byte copied or an error code <0 */
/***************************************************************************/
/* Reading the content of the current zipfile, you can open it, read data from it, and close it
(you can close it before reading all the file) */
extern int ZEXPORT unzOpenCurrentFile(unzFile file);
/* Open for reading data the current file in the zipfile.
return UNZ_OK if no error */
extern int ZEXPORT unzOpenCurrentFilePassword(unzFile file, const char *password);
/* Open for reading data the current file in the zipfile.
password is a crypting password
return UNZ_OK if no error */
extern int ZEXPORT unzOpenCurrentFile2(unzFile file, int *method, int *level, int raw);
/* Same as unzOpenCurrentFile, but open for read raw the file (not uncompress)
if raw==1 *method will receive method of compression, *level will receive level of compression
NOTE: you can set level parameter as NULL (if you did not want known level,
but you CANNOT set method parameter as NULL */
extern int ZEXPORT unzOpenCurrentFile3(unzFile file, int *method, int *level, int raw, const char *password);
/* Same as unzOpenCurrentFile, but takes extra parameter password for encrypted files */
extern int ZEXPORT unzReadCurrentFile(unzFile file, voidp buf, uint32_t len);
/* Read bytes from the current file (opened by unzOpenCurrentFile)
buf contain buffer where data must be copied
len the size of buf.
return the number of byte copied if somes bytes are copied
return 0 if the end of file was reached
return <0 with error code if there is an error (UNZ_ERRNO for IO error, or zLib error for uncompress error) */
extern int ZEXPORT unzGetCurrentFileInfo(unzFile file, unz_file_info *pfile_info, char *filename,
uint16_t filename_size, void *extrafield, uint16_t extrafield_size, char *comment, uint16_t comment_size);
extern int ZEXPORT unzGetCurrentFileInfo64(unzFile file, unz_file_info64 *pfile_info, char *filename,
uint16_t filename_size, void *extrafield, uint16_t extrafield_size, char *comment, uint16_t comment_size);
/* Get Info about the current file
pfile_info if != NULL, the *pfile_info structure will contain somes info about the current file
filename if != NULL, the file name string will be copied in filename
filename_size is the size of the filename buffer
extrafield if != NULL, the extra field information from the central header will be copied in to
extrafield_size is the size of the extraField buffer
comment if != NULL, the comment string of the file will be copied in to
comment_size is the size of the comment buffer */
extern int ZEXPORT unzGetLocalExtrafield(unzFile file, voidp buf, uint32_t len);
/* Read extra field from the current file (opened by unzOpenCurrentFile)
This is the local-header version of the extra field (sometimes, there is
more info in the local-header version than in the central-header)
if buf == NULL, it return the size of the local extra field
if buf != NULL, len is the size of the buffer, the extra header is copied in buf.
return number of bytes copied in buf, or (if <0) the error code */
extern int ZEXPORT unzCloseCurrentFile(unzFile file);
/* Close the file in zip opened with unzOpenCurrentFile
return UNZ_CRCERROR if all the file was read but the CRC is not good */
/***************************************************************************/
/* Browse the directory of the zipfile */
typedef int (*unzFileNameComparer)(unzFile file, const char *filename1, const char *filename2);
typedef int (*unzIteratorFunction)(unzFile file);
typedef int (*unzIteratorFunction2)(unzFile file, unz_file_info64 *pfile_info, char *filename,
uint16_t filename_size, void *extrafield, uint16_t extrafield_size, char *comment, uint16_t comment_size);
extern int ZEXPORT unzGoToFirstFile(unzFile file);
/* Set the current file of the zipfile to the first file.
return UNZ_OK if no error */
extern int ZEXPORT unzGoToFirstFile2(unzFile file, unz_file_info64 *pfile_info, char *filename,
uint16_t filename_size, void *extrafield, uint16_t extrafield_size, char *comment, uint16_t comment_size);
/* Set the current file of the zipfile to the first file and retrieves the current info on success.
Not as seek intensive as unzGoToFirstFile + unzGetCurrentFileInfo.
return UNZ_OK if no error */
extern int ZEXPORT unzGoToNextFile(unzFile file);
/* Set the current file of the zipfile to the next file.
return UNZ_OK if no error
return UNZ_END_OF_LIST_OF_FILE if the actual file was the latest */
extern int ZEXPORT unzGoToNextFile2(unzFile file, unz_file_info64 *pfile_info, char *filename,
uint16_t filename_size, void *extrafield, uint16_t extrafield_size, char *comment, uint16_t comment_size);
/* Set the current file of the zipfile to the next file and retrieves the current
info on success. Does less seeking around than unzGotoNextFile + unzGetCurrentFileInfo.
return UNZ_OK if no error
return UNZ_END_OF_LIST_OF_FILE if the actual file was the latest */
extern int ZEXPORT unzLocateFile(unzFile file, const char *filename, unzFileNameComparer filename_compare_func);
/* Try locate the file szFileName in the zipfile. For custom filename comparison pass in comparison function.
return UNZ_OK if the file is found (it becomes the current file)
return UNZ_END_OF_LIST_OF_FILE if the file is not found */
/***************************************************************************/
/* Raw access to zip file */
typedef struct unz_file_pos_s
{
uint32_t pos_in_zip_directory; /* offset in zip file directory */
uint32_t num_of_file; /* # of file */
} unz_file_pos;
extern int ZEXPORT unzGetFilePos(unzFile file, unz_file_pos *file_pos);
extern int ZEXPORT unzGoToFilePos(unzFile file, unz_file_pos *file_pos);
typedef struct unz64_file_pos_s
{
uint64_t pos_in_zip_directory; /* offset in zip file directory */
uint64_t num_of_file; /* # of file */
} unz64_file_pos;
extern int ZEXPORT unzGetFilePos64(unzFile file, unz64_file_pos *file_pos);
extern int ZEXPORT unzGoToFilePos64(unzFile file, const unz64_file_pos *file_pos);
extern int32_t ZEXPORT unzGetOffset(unzFile file);
extern int64_t ZEXPORT unzGetOffset64(unzFile file);
/* Get the current file offset */
extern int ZEXPORT unzSetOffset(unzFile file, uint32_t pos);
extern int ZEXPORT unzSetOffset64(unzFile file, uint64_t pos);
/* Set the current file offset */
extern int32_t ZEXPORT unzTell(unzFile file);
extern int64_t ZEXPORT unzTell64(unzFile file);
/* return current position in uncompressed data */
extern int ZEXPORT unzSeek(unzFile file, uint32_t offset, int origin);
extern int ZEXPORT unzSeek64(unzFile file, uint64_t offset, int origin);
/* Seek within the uncompressed data if compression method is storage */
extern int ZEXPORT unzEndOfFile(unzFile file);
/* return 1 if the end of file was reached, 0 elsewhere */
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif /* _UNZ_H */

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/* zip.h -- Compatibility layer shim
part of the minizip-ng project
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef MZ_COMPAT_ZIP
#define MZ_COMPAT_ZIP
#include "mz_compat.h"
#endif