OGR
cpl_minizip_ioapi.h
1 /* Modified version by Even Rouault. :
2  - change fill_fopen_filefunc to cpl_fill_fopen_filefunc
3  - Add support for ZIP64
4 
5  * Copyright (c) 2008-2012, Even Rouault <even dot rouault at mines-paris dot org>
6 
7  Original licence available in port/LICENCE_minizip
8 */
9 
10 /* ioapi.h -- IO base function header for compress/uncompress .zip
11  files using zlib + zip or unzip API
12 
13  Version 1.01e, February 12th, 2005
14 
15  Copyright (C) 1998-2005 Gilles Vollant
16 */
17 
18 #ifndef CPL_MINIZIP_IOAPI_H_INCLUDED
19 #define CPL_MINIZIP_IOAPI_H_INCLUDED
20 
21 #include "cpl_vsi.h"
22 #define uLong64 vsi_l_offset
23 
24 /* Gentoo removed OF from their copy of zconf.h (https://bugs.gentoo.org/show_bug.cgi?id=383179) */
25 /* but our copy of minizip needs it. */
26 #ifndef OF
27 #define OF(args) args
28 #endif
29 
30 #define ZLIB_FILEFUNC_SEEK_CUR (1)
31 #define ZLIB_FILEFUNC_SEEK_END (2)
32 #define ZLIB_FILEFUNC_SEEK_SET (0)
33 
34 #define ZLIB_FILEFUNC_MODE_READ (1)
35 #define ZLIB_FILEFUNC_MODE_WRITE (2)
36 #define ZLIB_FILEFUNC_MODE_READWRITEFILTER (3)
37 
38 #define ZLIB_FILEFUNC_MODE_EXISTING (4)
39 #define ZLIB_FILEFUNC_MODE_CREATE (8)
40 
41 #ifndef ZCALLBACK
42 
43 #if (defined(WIN32) || defined (WINDOWS) || defined (_WINDOWS)) && defined(CALLBACK) && defined (USEWINDOWS_CALLBACK)
44 #define ZCALLBACK CALLBACK
45 #else
46 #define ZCALLBACK
47 #endif
48 #endif
49 
50 #ifdef __cplusplus
51 extern "C" {
52 #endif
53 
54 typedef voidpf (ZCALLBACK *open_file_func) OF((voidpf opaque, const char* filename, int mode));
55 typedef uLong (ZCALLBACK *read_file_func) OF((voidpf opaque, voidpf stream, void* buf, uLong size));
56 typedef uLong (ZCALLBACK *write_file_func) OF((voidpf opaque, voidpf stream, const void* buf, uLong size));
57 typedef uLong64 (ZCALLBACK *tell_file_func) OF((voidpf opaque, voidpf stream));
58 typedef long (ZCALLBACK *seek_file_func) OF((voidpf opaque, voidpf stream, uLong64 offset, int origin));
59 typedef int (ZCALLBACK *close_file_func) OF((voidpf opaque, voidpf stream));
60 typedef int (ZCALLBACK *testerror_file_func) OF((voidpf opaque, voidpf stream));
61 
62 typedef struct zlib_filefunc_def_s
63 {
64  open_file_func zopen_file;
65  read_file_func zread_file;
66  write_file_func zwrite_file;
67  tell_file_func ztell_file;
68  seek_file_func zseek_file;
69  close_file_func zclose_file;
70  testerror_file_func zerror_file;
71  voidpf opaque;
73 
74 
75 
76 void cpl_fill_fopen_filefunc OF((zlib_filefunc_def* pzlib_filefunc_def));
77 
78 #define ZREAD(filefunc,filestream,buf,size) ((*((filefunc).zread_file))((filefunc).opaque,filestream,buf,size))
79 #define ZWRITE(filefunc,filestream,buf,size) ((*((filefunc).zwrite_file))((filefunc).opaque,filestream,buf,size))
80 #define ZTELL(filefunc,filestream) ((*((filefunc).ztell_file))((filefunc).opaque,filestream))
81 #define ZSEEK(filefunc,filestream,pos,mode) ((*((filefunc).zseek_file))((filefunc).opaque,filestream,pos,mode))
82 #define ZCLOSE(filefunc,filestream) ((*((filefunc).zclose_file))((filefunc).opaque,filestream))
83 #define ZERROR(filefunc,filestream) ((*((filefunc).zerror_file))((filefunc).opaque,filestream))
84 
85 
86 #ifdef __cplusplus
87 }
88 #endif
89 
90 #endif /* CPL_MINIZIP_IOAPI_H_INCLUDED */
Definition: cpl_minizip_ioapi.h:62

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