ioapi.h
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上传日期:2022-06-07
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- /* ioapi.h -- IO base function header for compress/uncompress .zip
- files using zlib + zip or unzip API
- Version 1.01, May 8th, 2004
- Copyright (C) 1998-2004 Gilles Vollant
- */
- #ifndef _ZLIBIOAPI_H
- #define _ZLIBIOAPI_H
- #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 (WINDOWS) || defined (_WINDOWS)) && defined(CALLBACK) && defined (USEWINDOWS_CALLBACK)
- #define ZCALLBACK CALLBACK
- #else
- #define ZCALLBACK
- #endif
- #endif
- #ifdef __cplusplus
- extern "C"
- {
- #endif
- typedef void *(ZCALLBACK *open_file_func)(void *opaque, const char *filename, int mode);
- typedef DWORD(ZCALLBACK *read_file_func)(void *opaque, void *stream, void *buf, DWORD size);
- typedef DWORD(ZCALLBACK *write_file_func)(void *opaque, void *stream, const void *buf, DWORD size);
- typedef DWORD(ZCALLBACK *tell_file_func)(void *opaque, void *stream);
- typedef DWORD(ZCALLBACK *seek_file_func)(void *opaque, void *stream, DWORD offset, int origin);
- typedef int(ZCALLBACK *close_file_func)(void *opaque, void *stream);
- typedef int(ZCALLBACK *testerror_file_func)(void *opaque, void *stream);
- 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;
- void fill_fopen_filefunc OF((zlib_filefunc_def *pzlib_filefunc_def));
- #define ZREAD(filefunc,filestream,buf,size) ((*((filefunc).zread_file))((filefunc).opaque,filestream,buf,size))
- #define ZWRITE(filefunc,filestream,buf,size) ((*((filefunc).zwrite_file))((filefunc).opaque,filestream,buf,size))
- #define ZTELL(filefunc,filestream) ((*((filefunc).ztell_file))((filefunc).opaque,filestream))
- #define ZSEEK(filefunc,filestream,pos,mode) ((*((filefunc).zseek_file))((filefunc).opaque,filestream,pos,mode))
- #define ZCLOSE(filefunc,filestream) ((*((filefunc).zclose_file))((filefunc).opaque,filestream))
- #define ZERROR(filefunc,filestream) ((*((filefunc).zerror_file))((filefunc).opaque,filestream))
- #ifdef __cplusplus
- }
- #endif
- #endif