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