latest minizip
This commit is contained in:
@@ -1,4 +1,4 @@
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/* ioapi.h -- IO base function header for compress/uncompress .zip
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/* ioapi.c -- IO base function header for compress/uncompress .zip
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part of the MiniZip project
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Copyright (C) 1998-2010 Gilles Vollant
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@@ -14,71 +14,54 @@
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#include <stdlib.h>
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#include <string.h>
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#if defined unix || defined __APPLE__
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#include <sys/types.h>
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#include <unistd.h>
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#endif
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#include "ioapi.h"
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#if defined(_WIN32)
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# define snprintf _snprintf
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#endif
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#ifdef __APPLE__
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/* In darwin and perhaps other BSD variants off_t is a 64 bit value, hence no need for specific 64 bit functions */
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# define FOPEN_FUNC(filename, mode) fopen(filename, mode)
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# define FTELLO_FUNC(stream) ftello(stream)
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# define FSEEKO_FUNC(stream, offset, origin) fseeko(stream, offset, origin)
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#else
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# define FOPEN_FUNC(filename, mode) fopen64(filename, mode)
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# define FTELLO_FUNC(stream) ftello64(stream)
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# define FSEEKO_FUNC(stream, offset, origin) fseeko64(stream, offset, origin)
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#endif
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/* I've found an old Unix (a SunOS 4.1.3_U1) without all SEEK_* defined.... */
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#ifndef SEEK_CUR
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# define SEEK_CUR 1
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#endif
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#ifndef SEEK_END
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# define SEEK_END 2
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#endif
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#ifndef SEEK_SET
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# define SEEK_SET 0
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#endif
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voidpf call_zopen64 (const zlib_filefunc64_32_def* pfilefunc,const void*filename,int mode)
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voidpf call_zopen64(const zlib_filefunc64_32_def *pfilefunc, const void *filename, int mode)
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{
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if (pfilefunc->zfile_func64.zopen64_file != NULL)
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return (*(pfilefunc->zfile_func64.zopen64_file)) (pfilefunc->zfile_func64.opaque,filename,mode);
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return (*(pfilefunc->zopen32_file))(pfilefunc->zfile_func64.opaque,(const char*)filename,mode);
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return (*(pfilefunc->zfile_func64.zopen64_file)) (pfilefunc->zfile_func64.opaque, filename, mode);
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return (*(pfilefunc->zopen32_file))(pfilefunc->zfile_func64.opaque, (const char*)filename, mode);
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}
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voidpf call_zopendisk64 OF((const zlib_filefunc64_32_def* pfilefunc, voidpf filestream, int number_disk, int mode))
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voidpf call_zopendisk64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream, uint32_t number_disk, int mode)
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{
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if (pfilefunc->zfile_func64.zopendisk64_file != NULL)
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return (*(pfilefunc->zfile_func64.zopendisk64_file)) (pfilefunc->zfile_func64.opaque,filestream,number_disk,mode);
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return (*(pfilefunc->zopendisk32_file))(pfilefunc->zfile_func64.opaque,filestream,number_disk,mode);
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return (*(pfilefunc->zfile_func64.zopendisk64_file)) (pfilefunc->zfile_func64.opaque, filestream, number_disk, mode);
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return (*(pfilefunc->zopendisk32_file))(pfilefunc->zfile_func64.opaque, filestream, number_disk, mode);
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}
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long call_zseek64 (const zlib_filefunc64_32_def* pfilefunc,voidpf filestream, ZPOS64_T offset, int origin)
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long call_zseek64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream, uint64_t offset, int origin)
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{
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uLong offsetTruncated;
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uint32_t offset_truncated = 0;
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if (pfilefunc->zfile_func64.zseek64_file != NULL)
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return (*(pfilefunc->zfile_func64.zseek64_file)) (pfilefunc->zfile_func64.opaque,filestream,offset,origin);
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offsetTruncated = (uLong)offset;
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if (offsetTruncated != offset)
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offset_truncated = (uint32_t)offset;
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if (offset_truncated != offset)
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return -1;
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return (*(pfilefunc->zseek32_file))(pfilefunc->zfile_func64.opaque,filestream,offsetTruncated,origin);
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return (*(pfilefunc->zseek32_file))(pfilefunc->zfile_func64.opaque,filestream, offset_truncated, origin);
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}
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ZPOS64_T call_ztell64 (const zlib_filefunc64_32_def* pfilefunc,voidpf filestream)
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uint64_t call_ztell64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream)
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{
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uLong tell_uLong;
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uint64_t position;
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if (pfilefunc->zfile_func64.zseek64_file != NULL)
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return (*(pfilefunc->zfile_func64.ztell64_file)) (pfilefunc->zfile_func64.opaque,filestream);
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tell_uLong = (*(pfilefunc->ztell32_file))(pfilefunc->zfile_func64.opaque,filestream);
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if ((tell_uLong) == 0xffffffff)
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return (ZPOS64_T)-1;
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return tell_uLong;
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return (*(pfilefunc->zfile_func64.ztell64_file)) (pfilefunc->zfile_func64.opaque, filestream);
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position = (*(pfilefunc->ztell32_file))(pfilefunc->zfile_func64.opaque, filestream);
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if ((position) == UINT32_MAX)
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return (uint64_t)-1;
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return position;
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}
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void fill_zlib_filefunc64_32_def_from_filefunc32(zlib_filefunc64_32_def* p_filefunc64_32,const zlib_filefunc_def* p_filefunc32)
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void fill_zlib_filefunc64_32_def_from_filefunc32(zlib_filefunc64_32_def *p_filefunc64_32, const zlib_filefunc_def *p_filefunc32)
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{
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p_filefunc64_32->zfile_func64.zopen64_file = NULL;
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p_filefunc64_32->zfile_func64.zopendisk64_file = NULL;
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@@ -96,13 +79,13 @@ void fill_zlib_filefunc64_32_def_from_filefunc32(zlib_filefunc64_32_def* p_filef
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p_filefunc64_32->ztell32_file = p_filefunc32->ztell_file;
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}
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static voidpf ZCALLBACK fopen_file_func OF((voidpf opaque, const char* filename, int mode));
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static uLong ZCALLBACK fread_file_func OF((voidpf opaque, voidpf stream, void* buf, uLong size));
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static uLong ZCALLBACK fwrite_file_func OF((voidpf opaque, voidpf stream, const void* buf,uLong size));
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static ZPOS64_T ZCALLBACK ftell64_file_func OF((voidpf opaque, voidpf stream));
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static long ZCALLBACK fseek64_file_func OF((voidpf opaque, voidpf stream, ZPOS64_T offset, int origin));
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static int ZCALLBACK fclose_file_func OF((voidpf opaque, voidpf stream));
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static int ZCALLBACK ferror_file_func OF((voidpf opaque, voidpf stream));
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static voidpf ZCALLBACK fopen_file_func(voidpf opaque, const char *filename, int mode);
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static uint32_t ZCALLBACK fread_file_func(voidpf opaque, voidpf stream, void* buf, uint32_t size);
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static uint32_t ZCALLBACK fwrite_file_func(voidpf opaque, voidpf stream, const void *buf, uint32_t size);
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static uint64_t ZCALLBACK ftell64_file_func(voidpf opaque, voidpf stream);
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static long ZCALLBACK fseek64_file_func(voidpf opaque, voidpf stream, uint64_t offset, int origin);
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static int ZCALLBACK fclose_file_func(voidpf opaque, voidpf stream);
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static int ZCALLBACK ferror_file_func(voidpf opaque, voidpf stream);
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typedef struct
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{
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@@ -120,14 +103,14 @@ static voidpf file_build_ioposix(FILE *file, const char *filename)
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ioposix->file = file;
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ioposix->filenameLength = (int)strlen(filename) + 1;
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ioposix->filename = (char*)malloc(ioposix->filenameLength * sizeof(char));
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strncpy(ioposix->filename, filename, ioposix->filenameLength);
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strncpy((char*)ioposix->filename, filename, ioposix->filenameLength);
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return (voidpf)ioposix;
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}
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static voidpf ZCALLBACK fopen_file_func (voidpf opaque, const char* filename, int mode)
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static voidpf ZCALLBACK fopen_file_func(voidpf opaque, const char *filename, int mode)
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{
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FILE* file = NULL;
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const char* mode_fopen = NULL;
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const char *mode_fopen = NULL;
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if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER) == ZLIB_FILEFUNC_MODE_READ)
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mode_fopen = "rb";
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else if (mode & ZLIB_FILEFUNC_MODE_EXISTING)
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@@ -143,10 +126,10 @@ static voidpf ZCALLBACK fopen_file_func (voidpf opaque, const char* filename, in
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return file;
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}
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static voidpf ZCALLBACK fopen64_file_func (voidpf opaque, const void* filename, int mode)
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static voidpf ZCALLBACK fopen64_file_func(voidpf opaque, const void *filename, int mode)
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{
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FILE* file = NULL;
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const char* mode_fopen = NULL;
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const char *mode_fopen = NULL;
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if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER) == ZLIB_FILEFUNC_MODE_READ)
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mode_fopen = "rb";
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else if (mode & ZLIB_FILEFUNC_MODE_EXISTING)
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@@ -156,13 +139,13 @@ static voidpf ZCALLBACK fopen64_file_func (voidpf opaque, const void* filename,
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if ((filename != NULL) && (mode_fopen != NULL))
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{
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file = FOPEN_FUNC((const char*)filename, mode_fopen);
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file = fopen64((const char*)filename, mode_fopen);
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return file_build_ioposix(file, (const char*)filename);
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}
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return file;
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}
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static voidpf ZCALLBACK fopendisk64_file_func (voidpf opaque, voidpf stream, int number_disk, int mode)
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static voidpf ZCALLBACK fopendisk64_file_func(voidpf opaque, voidpf stream, uint32_t number_disk, int mode)
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{
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FILE_IOPOSIX *ioposix = NULL;
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char *diskFilename = NULL;
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@@ -173,12 +156,12 @@ static voidpf ZCALLBACK fopendisk64_file_func (voidpf opaque, voidpf stream, int
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return NULL;
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ioposix = (FILE_IOPOSIX*)stream;
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diskFilename = (char*)malloc(ioposix->filenameLength * sizeof(char));
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strncpy(diskFilename, ioposix->filename, ioposix->filenameLength);
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strncpy(diskFilename, (const char*)ioposix->filename, ioposix->filenameLength);
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for (i = ioposix->filenameLength - 1; i >= 0; i -= 1)
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{
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if (diskFilename[i] != '.')
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if (diskFilename[i] != '.')
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continue;
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snprintf(&diskFilename[i], ioposix->filenameLength - i, ".z%02d", number_disk + 1);
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snprintf(&diskFilename[i], ioposix->filenameLength - i, ".z%02u", number_disk + 1);
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break;
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}
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if (i >= 0)
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@@ -187,7 +170,7 @@ static voidpf ZCALLBACK fopendisk64_file_func (voidpf opaque, voidpf stream, int
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return ret;
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}
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static voidpf ZCALLBACK fopendisk_file_func (voidpf opaque, voidpf stream, int number_disk, int mode)
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static voidpf ZCALLBACK fopendisk_file_func(voidpf opaque, voidpf stream, uint32_t number_disk, int mode)
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{
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FILE_IOPOSIX *ioposix = NULL;
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char *diskFilename = NULL;
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@@ -198,12 +181,12 @@ static voidpf ZCALLBACK fopendisk_file_func (voidpf opaque, voidpf stream, int n
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return NULL;
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ioposix = (FILE_IOPOSIX*)stream;
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diskFilename = (char*)malloc(ioposix->filenameLength * sizeof(char));
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strncpy(diskFilename, ioposix->filename, ioposix->filenameLength);
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strncpy(diskFilename, (const char*)ioposix->filename, ioposix->filenameLength);
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for (i = ioposix->filenameLength - 1; i >= 0; i -= 1)
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{
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if (diskFilename[i] != '.')
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if (diskFilename[i] != '.')
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continue;
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snprintf(&diskFilename[i], ioposix->filenameLength - i, ".z%02d", number_disk + 1);
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snprintf(&diskFilename[i], ioposix->filenameLength - i, ".z%02u", number_disk + 1);
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break;
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}
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if (i >= 0)
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@@ -212,29 +195,29 @@ static voidpf ZCALLBACK fopendisk_file_func (voidpf opaque, voidpf stream, int n
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return ret;
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}
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static uLong ZCALLBACK fread_file_func (voidpf opaque, voidpf stream, void* buf, uLong size)
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static uint32_t ZCALLBACK fread_file_func(voidpf opaque, voidpf stream, void* buf, uint32_t size)
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{
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FILE_IOPOSIX *ioposix = NULL;
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uLong ret;
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uint32_t read = (uint32_t)-1;
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if (stream == NULL)
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return -1;
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return read;
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ioposix = (FILE_IOPOSIX*)stream;
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ret = (uLong)fread(buf, 1, (size_t)size, ioposix->file);
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return ret;
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read = (uint32_t)fread(buf, 1, (size_t)size, ioposix->file);
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return read;
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}
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static uLong ZCALLBACK fwrite_file_func (voidpf opaque, voidpf stream, const void* buf, uLong size)
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static uint32_t ZCALLBACK fwrite_file_func(voidpf opaque, voidpf stream, const void *buf, uint32_t size)
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{
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FILE_IOPOSIX *ioposix = NULL;
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uLong ret;
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uint32_t written = (uint32_t)-1;
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if (stream == NULL)
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return -1;
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return written;
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ioposix = (FILE_IOPOSIX*)stream;
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ret = (uLong)fwrite(buf, 1, (size_t)size, ioposix->file);
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return ret;
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written = (uint32_t)fwrite(buf, 1, (size_t)size, ioposix->file);
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return written;
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}
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static long ZCALLBACK ftell_file_func (voidpf opaque, voidpf stream)
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static long ZCALLBACK ftell_file_func(voidpf opaque, voidpf stream)
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{
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FILE_IOPOSIX *ioposix = NULL;
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long ret = -1;
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@@ -245,18 +228,18 @@ static long ZCALLBACK ftell_file_func (voidpf opaque, voidpf stream)
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return ret;
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}
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static ZPOS64_T ZCALLBACK ftell64_file_func (voidpf opaque, voidpf stream)
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static uint64_t ZCALLBACK ftell64_file_func(voidpf opaque, voidpf stream)
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{
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FILE_IOPOSIX *ioposix = NULL;
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ZPOS64_T ret = -1;
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uint64_t ret = (uint64_t)-1;
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if (stream == NULL)
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return ret;
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ioposix = (FILE_IOPOSIX*)stream;
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ret = FTELLO_FUNC(ioposix->file);
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ret = ftello64(ioposix->file);
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return ret;
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}
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static long ZCALLBACK fseek_file_func (voidpf opaque, voidpf stream, uLong offset, int origin)
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static long ZCALLBACK fseek_file_func(voidpf opaque, voidpf stream, uint32_t offset, int origin)
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{
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FILE_IOPOSIX *ioposix = NULL;
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int fseek_origin = 0;
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@@ -285,7 +268,7 @@ static long ZCALLBACK fseek_file_func (voidpf opaque, voidpf stream, uLong offse
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return ret;
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}
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static long ZCALLBACK fseek64_file_func (voidpf opaque, voidpf stream, ZPOS64_T offset, int origin)
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static long ZCALLBACK fseek64_file_func(voidpf opaque, voidpf stream, uint64_t offset, int origin)
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{
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FILE_IOPOSIX *ioposix = NULL;
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int fseek_origin = 0;
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@@ -310,14 +293,13 @@ static long ZCALLBACK fseek64_file_func (voidpf opaque, voidpf stream, ZPOS64_T
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return -1;
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}
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if(FSEEKO_FUNC(ioposix->file, offset, fseek_origin) != 0)
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if (fseeko64(ioposix->file, offset, fseek_origin) != 0)
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ret = -1;
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return ret;
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}
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static int ZCALLBACK fclose_file_func (voidpf opaque, voidpf stream)
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static int ZCALLBACK fclose_file_func(voidpf opaque, voidpf stream)
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{
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FILE_IOPOSIX *ioposix = NULL;
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int ret = -1;
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@@ -331,7 +313,7 @@ static int ZCALLBACK fclose_file_func (voidpf opaque, voidpf stream)
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return ret;
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}
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static int ZCALLBACK ferror_file_func (voidpf opaque, voidpf stream)
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static int ZCALLBACK ferror_file_func(voidpf opaque, voidpf stream)
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{
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FILE_IOPOSIX *ioposix = NULL;
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int ret = -1;
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@@ -342,7 +324,7 @@ static int ZCALLBACK ferror_file_func (voidpf opaque, voidpf stream)
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return ret;
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}
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void fill_fopen_filefunc (zlib_filefunc_def* pzlib_filefunc_def)
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void fill_fopen_filefunc(zlib_filefunc_def *pzlib_filefunc_def)
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{
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pzlib_filefunc_def->zopen_file = fopen_file_func;
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pzlib_filefunc_def->zopendisk_file = fopendisk_file_func;
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@@ -355,7 +337,7 @@ void fill_fopen_filefunc (zlib_filefunc_def* pzlib_filefunc_def)
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pzlib_filefunc_def->opaque = NULL;
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}
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void fill_fopen64_filefunc (zlib_filefunc64_def* pzlib_filefunc_def)
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void fill_fopen64_filefunc(zlib_filefunc64_def *pzlib_filefunc_def)
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{
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pzlib_filefunc_def->zopen64_file = fopen64_file_func;
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pzlib_filefunc_def->zopendisk64_file = fopendisk64_file_func;
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