| 1 | /* ioapi.h -- IO base function header for compress/uncompress .zip
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| 2 | files using zlib + zip or unzip API
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| 3 |
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| 4 | Version 1.01e, February 12th, 2005
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| 5 |
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| 6 | Copyright (C) 1998-2005 Gilles Vollant
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| 7 | */
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| 8 |
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| 9 | #ifndef _ZLIBIOAPI_H
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| 10 | #define _ZLIBIOAPI_H
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| 11 |
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| 12 |
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| 13 | #define ZLIB_FILEFUNC_SEEK_CUR (1)
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| 14 | #define ZLIB_FILEFUNC_SEEK_END (2)
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| 15 | #define ZLIB_FILEFUNC_SEEK_SET (0)
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| 16 |
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| 17 | #define ZLIB_FILEFUNC_MODE_READ (1)
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| 18 | #define ZLIB_FILEFUNC_MODE_WRITE (2)
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| 19 | #define ZLIB_FILEFUNC_MODE_READWRITEFILTER (3)
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| 20 |
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| 21 | #define ZLIB_FILEFUNC_MODE_EXISTING (4)
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| 22 | #define ZLIB_FILEFUNC_MODE_CREATE (8)
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| 23 |
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| 24 |
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| 25 | #ifndef ZCALLBACK
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| 26 |
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| 27 | #if (defined(WIN32) || defined (WINDOWS) || defined (_WINDOWS)) && defined(CALLBACK) && defined (USEWINDOWS_CALLBACK)
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| 28 | #define ZCALLBACK CALLBACK
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| 29 | #else
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| 30 | #define ZCALLBACK
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| 31 | #endif
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| 32 | #endif
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| 33 |
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| 34 | #ifdef __cplusplus
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| 35 | extern "C" {
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| 36 | #endif
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| 37 |
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| 38 | typedef voidpf (ZCALLBACK *open_file_func) OF((voidpf opaque, const char* filename, int mode));
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| 39 | typedef uLong (ZCALLBACK *read_file_func) OF((voidpf opaque, voidpf stream, void* buf, uLong size));
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| 40 | typedef uLong (ZCALLBACK *write_file_func) OF((voidpf opaque, voidpf stream, const void* buf, uLong size));
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| 41 | typedef long (ZCALLBACK *tell_file_func) OF((voidpf opaque, voidpf stream));
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| 42 | typedef long (ZCALLBACK *seek_file_func) OF((voidpf opaque, voidpf stream, uLong offset, int origin));
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| 43 | typedef int (ZCALLBACK *close_file_func) OF((voidpf opaque, voidpf stream));
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| 44 | typedef int (ZCALLBACK *testerror_file_func) OF((voidpf opaque, voidpf stream));
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| 45 |
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| 46 | typedef struct zlib_filefunc_def_s
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| 47 | {
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| 48 | open_file_func zopen_file;
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| 49 | read_file_func zread_file;
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| 50 | write_file_func zwrite_file;
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| 51 | tell_file_func ztell_file;
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| 52 | seek_file_func zseek_file;
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| 53 | close_file_func zclose_file;
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| 54 | testerror_file_func zerror_file;
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| 55 | voidpf opaque;
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| 56 | } zlib_filefunc_def;
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| 57 |
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| 58 |
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| 59 |
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| 60 | void fill_fopen_filefunc OF((zlib_filefunc_def* pzlib_filefunc_def));
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| 61 |
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| 62 | #define ZREAD(filefunc,filestream,buf,size) ((*((filefunc).zread_file))((filefunc).opaque,filestream,buf,size))
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| 63 | #define ZWRITE(filefunc,filestream,buf,size) ((*((filefunc).zwrite_file))((filefunc).opaque,filestream,buf,size))
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| 64 | #define ZTELL(filefunc,filestream) ((*((filefunc).ztell_file))((filefunc).opaque,filestream))
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| 65 | #define ZSEEK(filefunc,filestream,pos,mode) ((*((filefunc).zseek_file))((filefunc).opaque,filestream,pos,mode))
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| 66 | #define ZCLOSE(filefunc,filestream) ((*((filefunc).zclose_file))((filefunc).opaque,filestream))
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| 67 | #define ZERROR(filefunc,filestream) ((*((filefunc).zerror_file))((filefunc).opaque,filestream))
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| 68 |
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| 69 |
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| 70 | #ifdef __cplusplus
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| 71 | }
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| 72 | #endif
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| 73 |
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| 74 | #endif
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| 75 |
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