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zip file support, compile with more optimizations
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,252 @@ | ||
| /* ioapi.h -- IO base function header for compress/uncompress .zip | ||
| part of the MiniZip project - ( http://www.winimage.com/zLibDll/minizip.html ) | ||
| Copyright (C) 1998-2010 Gilles Vollant (minizip) ( http://www.winimage.com/zLibDll/minizip.html ) | ||
| Modifications for Zip64 support | ||
| Copyright (C) 2009-2010 Mathias Svensson ( http://result42.com ) | ||
| For more info read MiniZip_info.txt | ||
| */ | ||
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| #if defined(__PSP2__) || defined(__SWITCH__) | ||
| #define IOAPI_NO_64 | ||
| #endif | ||
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| #if defined(_WIN32) && (!(defined(_CRT_SECURE_NO_WARNINGS))) | ||
| #define _CRT_SECURE_NO_WARNINGS | ||
| #endif | ||
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| #if defined(__APPLE__) || defined(IOAPI_NO_64) | ||
| // In darwin and perhaps other BSD variants off_t is a 64 bit value, hence no need for specific 64 bit functions | ||
| #define FOPEN_FUNC(filename, mode) fopen(filename, mode) | ||
| #define FTELLO_FUNC(stream) ftello(stream) | ||
| #define FSEEKO_FUNC(stream, offset, origin) fseeko(stream, offset, origin) | ||
| #else | ||
| #define FOPEN_FUNC(filename, mode) fopen64(filename, mode) | ||
| #define FTELLO_FUNC(stream) ftello64(stream) | ||
| #define FSEEKO_FUNC(stream, offset, origin) fseeko64(stream, offset, origin) | ||
| #endif | ||
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| #include "ioapi.h" | ||
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| 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); | ||
| else | ||
| { | ||
| return (*(pfilefunc->zopen32_file))(pfilefunc->zfile_func64.opaque,(const char*)filename,mode); | ||
| } | ||
| } | ||
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| long call_zseek64 (const zlib_filefunc64_32_def* pfilefunc,voidpf filestream, ZPOS64_T offset, int origin) | ||
| { | ||
| if (pfilefunc->zfile_func64.zseek64_file != NULL) | ||
| return (*(pfilefunc->zfile_func64.zseek64_file)) (pfilefunc->zfile_func64.opaque,filestream,offset,origin); | ||
| else | ||
| { | ||
| uLong offsetTruncated = (uLong)offset; | ||
| if (offsetTruncated != offset) | ||
| return -1; | ||
| else | ||
| return (*(pfilefunc->zseek32_file))(pfilefunc->zfile_func64.opaque,filestream,offsetTruncated,origin); | ||
| } | ||
| } | ||
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| ZPOS64_T call_ztell64 (const zlib_filefunc64_32_def* pfilefunc,voidpf filestream) | ||
| { | ||
| if (pfilefunc->zfile_func64.zseek64_file != NULL) | ||
| return (*(pfilefunc->zfile_func64.ztell64_file)) (pfilefunc->zfile_func64.opaque,filestream); | ||
| else | ||
| { | ||
| uLong tell_uLong = (*(pfilefunc->ztell32_file))(pfilefunc->zfile_func64.opaque,filestream); | ||
| if ((tell_uLong) == MAXU32) | ||
| return (ZPOS64_T)-1; | ||
| else | ||
| return tell_uLong; | ||
| } | ||
| } | ||
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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) | ||
| { | ||
| p_filefunc64_32->zfile_func64.zopen64_file = NULL; | ||
| p_filefunc64_32->zopen32_file = p_filefunc32->zopen_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; | ||
| } | ||
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| static voidpf ZCALLBACK fopen_file_func OF((voidpf opaque, const char* filename, int mode)); | ||
| static uLong ZCALLBACK fread_file_func OF((voidpf opaque, voidpf stream, void* buf, uLong size)); | ||
| static uLong ZCALLBACK fwrite_file_func OF((voidpf opaque, voidpf stream, const void* buf,uLong size)); | ||
| static ZPOS64_T ZCALLBACK ftell64_file_func OF((voidpf opaque, voidpf stream)); | ||
| static long ZCALLBACK fseek64_file_func OF((voidpf opaque, voidpf stream, ZPOS64_T offset, int origin)); | ||
| static int ZCALLBACK fclose_file_func OF((voidpf opaque, voidpf stream)); | ||
| 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) | ||
| { | ||
| 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"; | ||
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| if ((filename!=NULL) && (mode_fopen != NULL)) | ||
| file = fopen(filename, mode_fopen); | ||
| return file; | ||
| } | ||
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| 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"; | ||
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| if ((filename!=NULL) && (mode_fopen != NULL)) | ||
| file = FOPEN_FUNC((const char*)filename, mode_fopen); | ||
| return file; | ||
| } | ||
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| static uLong ZCALLBACK fread_file_func (voidpf opaque, voidpf stream, void* buf, uLong size) | ||
| { | ||
| uLong ret; | ||
| ret = (uLong)fread(buf, 1, (size_t)size, (FILE *)stream); | ||
| return ret; | ||
| } | ||
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| static uLong ZCALLBACK fwrite_file_func (voidpf opaque, voidpf stream, const void* buf, uLong size) | ||
| { | ||
| uLong ret; | ||
| ret = (uLong)fwrite(buf, 1, (size_t)size, (FILE *)stream); | ||
| return ret; | ||
| } | ||
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| static long ZCALLBACK ftell_file_func (voidpf opaque, voidpf stream) | ||
| { | ||
| long ret; | ||
| ret = ftell((FILE *)stream); | ||
| return ret; | ||
| } | ||
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| static ZPOS64_T ZCALLBACK ftell64_file_func (voidpf opaque, voidpf stream) | ||
| { | ||
| ZPOS64_T ret; | ||
| ret = FTELLO_FUNC((FILE *)stream); | ||
| return ret; | ||
| } | ||
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| static long ZCALLBACK fseek_file_func (voidpf opaque, voidpf stream, uLong offset, int origin) | ||
| { | ||
| int fseek_origin=0; | ||
| long ret; | ||
| 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; | ||
| } | ||
| ret = 0; | ||
| if (fseek((FILE *)stream, offset, fseek_origin) != 0) | ||
| ret = -1; | ||
| return ret; | ||
| } | ||
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| static long ZCALLBACK fseek64_file_func (voidpf opaque, voidpf stream, ZPOS64_T offset, int origin) | ||
| { | ||
| int fseek_origin=0; | ||
| long ret; | ||
| 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; | ||
| } | ||
| ret = 0; | ||
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| if(FSEEKO_FUNC((FILE *)stream, offset, fseek_origin) != 0) | ||
| ret = -1; | ||
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| return ret; | ||
| } | ||
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| static int ZCALLBACK fclose_file_func (voidpf opaque, voidpf stream) | ||
| { | ||
| int ret; | ||
| ret = fclose((FILE *)stream); | ||
| return ret; | ||
| } | ||
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| static int ZCALLBACK ferror_file_func (voidpf opaque, voidpf stream) | ||
| { | ||
| int ret; | ||
| ret = ferror((FILE *)stream); | ||
| return ret; | ||
| } | ||
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| void fill_fopen_filefunc (pzlib_filefunc_def) | ||
| zlib_filefunc_def* pzlib_filefunc_def; | ||
| { | ||
| pzlib_filefunc_def->zopen_file = fopen_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; | ||
| } | ||
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| void fill_fopen64_filefunc (zlib_filefunc64_def* pzlib_filefunc_def) | ||
| { | ||
| pzlib_filefunc_def->zopen64_file = fopen64_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; | ||
| } |
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