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00001 /* Modified version by Even Rouault. : 00002 - change fill_fopen_filefunc to cpl_fill_fopen_filefunc 00003 - Add support for ZIP64 00004 00005 Copyright (C) 2007-2008 Even Rouault 00006 00007 Original licence available in port/LICENCE_minizip 00008 */ 00009 00010 /* ioapi.h -- IO base function header for compress/uncompress .zip 00011 files using zlib + zip or unzip API 00012 00013 Version 1.01e, February 12th, 2005 00014 00015 Copyright (C) 1998-2005 Gilles Vollant 00016 */ 00017 00018 #ifndef CPL_MINIZIP_IOAPI_H_INCLUDED 00019 #define CPL_MINIZIP_IOAPI_H_INCLUDED 00020 00021 #include "cpl_vsi.h" 00022 #define uLong64 vsi_l_offset 00023 00024 #define ZLIB_FILEFUNC_SEEK_CUR (1) 00025 #define ZLIB_FILEFUNC_SEEK_END (2) 00026 #define ZLIB_FILEFUNC_SEEK_SET (0) 00027 00028 #define ZLIB_FILEFUNC_MODE_READ (1) 00029 #define ZLIB_FILEFUNC_MODE_WRITE (2) 00030 #define ZLIB_FILEFUNC_MODE_READWRITEFILTER (3) 00031 00032 #define ZLIB_FILEFUNC_MODE_EXISTING (4) 00033 #define ZLIB_FILEFUNC_MODE_CREATE (8) 00034 00035 #ifndef ZCALLBACK 00036 00037 #if (defined(WIN32) || defined (WINDOWS) || defined (_WINDOWS)) && defined(CALLBACK) && defined (USEWINDOWS_CALLBACK) 00038 #define ZCALLBACK CALLBACK 00039 #else 00040 #define ZCALLBACK 00041 #endif 00042 #endif 00043 00044 #ifdef __cplusplus 00045 extern "C" { 00046 #endif 00047 00048 typedef voidpf (ZCALLBACK *open_file_func) OF((voidpf opaque, const char* filename, int mode)); 00049 typedef uLong (ZCALLBACK *read_file_func) OF((voidpf opaque, voidpf stream, void* buf, uLong size)); 00050 typedef uLong (ZCALLBACK *write_file_func) OF((voidpf opaque, voidpf stream, const void* buf, uLong size)); 00051 typedef uLong64 (ZCALLBACK *tell_file_func) OF((voidpf opaque, voidpf stream)); 00052 typedef long (ZCALLBACK *seek_file_func) OF((voidpf opaque, voidpf stream, uLong64 offset, int origin)); 00053 typedef int (ZCALLBACK *close_file_func) OF((voidpf opaque, voidpf stream)); 00054 typedef int (ZCALLBACK *testerror_file_func) OF((voidpf opaque, voidpf stream)); 00055 00056 typedef struct zlib_filefunc_def_s 00057 { 00058 open_file_func zopen_file; 00059 read_file_func zread_file; 00060 write_file_func zwrite_file; 00061 tell_file_func ztell_file; 00062 seek_file_func zseek_file; 00063 close_file_func zclose_file; 00064 testerror_file_func zerror_file; 00065 voidpf opaque; 00066 } zlib_filefunc_def; 00067 00068 00069 00070 void cpl_fill_fopen_filefunc OF((zlib_filefunc_def* pzlib_filefunc_def)); 00071 00072 #define ZREAD(filefunc,filestream,buf,size) ((*((filefunc).zread_file))((filefunc).opaque,filestream,buf,size)) 00073 #define ZWRITE(filefunc,filestream,buf,size) ((*((filefunc).zwrite_file))((filefunc).opaque,filestream,buf,size)) 00074 #define ZTELL(filefunc,filestream) ((*((filefunc).ztell_file))((filefunc).opaque,filestream)) 00075 #define ZSEEK(filefunc,filestream,pos,mode) ((*((filefunc).zseek_file))((filefunc).opaque,filestream,pos,mode)) 00076 #define ZCLOSE(filefunc,filestream) ((*((filefunc).zclose_file))((filefunc).opaque,filestream)) 00077 #define ZERROR(filefunc,filestream) ((*((filefunc).zerror_file))((filefunc).opaque,filestream)) 00078 00079 00080 #ifdef __cplusplus 00081 } 00082 #endif 00083 00084 #endif /* CPL_MINIZIP_IOAPI_H_INCLUDED */