/* ioapi.h -- IO base function header for compress/uncompress .zip | |
files using zlib + zip or unzip API | |
Version 0.22, May 19th, 2003 | |
Copyright (C) 1998-2003 Gilles Vollant | |
*/ | |
#ifndef _ZLIBIOAPI_H | |
#define _ZLIBIOAPI_H | |
#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 (WINDOWS) || defined (_WINDOWS)) && defined(CALLBACK) && defined (USEWINDOWS_CALLBACK) | |
#define ZCALLBACK CALLBACK | |
#else | |
#define ZCALLBACK | |
#endif | |
#endif | |
#ifdef __cplusplus | |
extern "C" { | |
#endif | |
typedef voidpf (ZCALLBACK *open_file_func) OF((voidpf opaque, const char* filename, int mode)); | |
typedef uLong (ZCALLBACK *read_file_func) OF((voidpf opaque, voidpf stream, void* buf, uLong size)); | |
typedef uLong (ZCALLBACK *write_file_func) OF((voidpf opaque, voidpf stream, const void* buf, uLong size)); | |
typedef long (ZCALLBACK *tell_file_func) OF((voidpf opaque, voidpf stream)); | |
typedef long (ZCALLBACK *seek_file_func) OF((voidpf opaque, voidpf stream, uLong offset, int origin)); | |
typedef int (ZCALLBACK *close_file_func) OF((voidpf opaque, voidpf stream)); | |
typedef int (ZCALLBACK *testerror_file_func) OF((voidpf opaque, voidpf 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; | |
voidpf 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 | |