20#ifndef CPL_MINIZIP_IOAPI_H_INCLUDED
21#define CPL_MINIZIP_IOAPI_H_INCLUDED
28#define uLong64 vsi_l_offset
30#define ZLIB_FILEFUNC_SEEK_CUR (1)
31#define ZLIB_FILEFUNC_SEEK_END (2)
32#define ZLIB_FILEFUNC_SEEK_SET (0)
34#define ZLIB_FILEFUNC_MODE_READ (1)
35#define ZLIB_FILEFUNC_MODE_WRITE (2)
36#define ZLIB_FILEFUNC_MODE_READWRITEFILTER (3)
38#define ZLIB_FILEFUNC_MODE_EXISTING (4)
39#define ZLIB_FILEFUNC_MODE_CREATE (8)
43#if (defined(WIN32) || defined (WINDOWS) || defined (_WINDOWS)) && defined(CALLBACK) && defined (USEWINDOWS_CALLBACK)
44#define ZCALLBACK CALLBACK
54typedef voidpf (ZCALLBACK *open_file_func) (voidpf opaque,
const char* filename,
int mode);
55typedef uLong (ZCALLBACK *read_file_func) (voidpf opaque, voidpf stream,
void* buf, uLong size);
56typedef uLong (ZCALLBACK *write_file_func) (voidpf opaque, voidpf stream,
const void* buf, uLong size);
57typedef uLong64 (ZCALLBACK *tell_file_func) (voidpf opaque, voidpf stream);
58typedef long (ZCALLBACK *seek_file_func) (voidpf opaque, voidpf stream, uLong64 offset,
int origin);
59typedef int (ZCALLBACK *close_file_func) (voidpf opaque, voidpf stream);
60typedef int (ZCALLBACK *testerror_file_func) (voidpf opaque, voidpf stream);
62typedef struct zlib_filefunc_def_s
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;
74void cpl_fill_fopen_filefunc (zlib_filefunc_def* pzlib_filefunc_def);
76#define ZREAD(filefunc,filestream,buf,size) ((*((filefunc).zread_file))((filefunc).opaque,filestream,buf,size))
77#define ZWRITE(filefunc,filestream,buf,size) ((*((filefunc).zwrite_file))((filefunc).opaque,filestream,buf,size))
78#define ZTELL(filefunc,filestream) ((*((filefunc).ztell_file))((filefunc).opaque,filestream))
79#define ZSEEK(filefunc,filestream,pos,mode) ((*((filefunc).zseek_file))((filefunc).opaque,filestream,pos,mode))
80#define ZCLOSE(filefunc,filestream) ((*((filefunc).zclose_file))((filefunc).opaque,filestream))
81#define ZERROR(filefunc,filestream) ((*((filefunc).zerror_file))((filefunc).opaque,filestream))
84#define ZWRITE64 ZWRITE
87#define ZCLOSE64 ZCLOSE
88#define ZERROR64 ZERROR