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authorMark Adler <madler@alumni.caltech.edu>2011-09-09 23:25:17 -0700
committerMark Adler <madler@alumni.caltech.edu>2011-09-09 23:25:17 -0700
commitabf180a067223611620dd97dd5681df7c7fa7c9b (patch)
tree48ce6022aa1670380c098bd0abed2ac4aa1d9ca0 /contrib/minizip/ioapi.c
parent9c3a5830218c4e7fff23b8fc4386269db77a03a9 (diff)
downloadzlib-1.2.3.tar.gz
zlib-1.2.3.tar.bz2
zlib-1.2.3.zip
zlib 1.2.3v1.2.3
Diffstat (limited to 'contrib/minizip/ioapi.c')
-rw-r--r--contrib/minizip/ioapi.c354
1 files changed, 177 insertions, 177 deletions
diff --git a/contrib/minizip/ioapi.c b/contrib/minizip/ioapi.c
index 7f20c18..f1bee23 100644
--- a/contrib/minizip/ioapi.c
+++ b/contrib/minizip/ioapi.c
@@ -1,177 +1,177 @@
1/* ioapi.c -- IO base function header for compress/uncompress .zip 1/* ioapi.c -- IO base function header for compress/uncompress .zip
2 files using zlib + zip or unzip API 2 files using zlib + zip or unzip API
3 3
4 Version 1.01e, February 12th, 2005 4 Version 1.01e, February 12th, 2005
5 5
6 Copyright (C) 1998-2005 Gilles Vollant 6 Copyright (C) 1998-2005 Gilles Vollant
7*/ 7*/
8 8
9#include <stdio.h> 9#include <stdio.h>
10#include <stdlib.h> 10#include <stdlib.h>
11#include <string.h> 11#include <string.h>
12 12
13#include "zlib.h" 13#include "zlib.h"
14#include "ioapi.h" 14#include "ioapi.h"
15 15
16 16
17 17
18/* I've found an old Unix (a SunOS 4.1.3_U1) without all SEEK_* defined.... */ 18/* I've found an old Unix (a SunOS 4.1.3_U1) without all SEEK_* defined.... */
19 19
20#ifndef SEEK_CUR 20#ifndef SEEK_CUR
21#define SEEK_CUR 1 21#define SEEK_CUR 1
22#endif 22#endif
23 23
24#ifndef SEEK_END 24#ifndef SEEK_END
25#define SEEK_END 2 25#define SEEK_END 2
26#endif 26#endif
27 27
28#ifndef SEEK_SET 28#ifndef SEEK_SET
29#define SEEK_SET 0 29#define SEEK_SET 0
30#endif 30#endif
31 31
32voidpf ZCALLBACK fopen_file_func OF(( 32voidpf ZCALLBACK fopen_file_func OF((
33 voidpf opaque, 33 voidpf opaque,
34 const char* filename, 34 const char* filename,
35 int mode)); 35 int mode));
36 36
37uLong ZCALLBACK fread_file_func OF(( 37uLong ZCALLBACK fread_file_func OF((
38 voidpf opaque, 38 voidpf opaque,
39 voidpf stream, 39 voidpf stream,
40 void* buf, 40 void* buf,
41 uLong size)); 41 uLong size));
42 42
43uLong ZCALLBACK fwrite_file_func OF(( 43uLong ZCALLBACK fwrite_file_func OF((
44 voidpf opaque, 44 voidpf opaque,
45 voidpf stream, 45 voidpf stream,
46 const void* buf, 46 const void* buf,
47 uLong size)); 47 uLong size));
48 48
49long ZCALLBACK ftell_file_func OF(( 49long ZCALLBACK ftell_file_func OF((
50 voidpf opaque, 50 voidpf opaque,
51 voidpf stream)); 51 voidpf stream));
52 52
53long ZCALLBACK fseek_file_func OF(( 53long ZCALLBACK fseek_file_func OF((
54 voidpf opaque, 54 voidpf opaque,
55 voidpf stream, 55 voidpf stream,
56 uLong offset, 56 uLong offset,
57 int origin)); 57 int origin));
58 58
59int ZCALLBACK fclose_file_func OF(( 59int ZCALLBACK fclose_file_func OF((
60 voidpf opaque, 60 voidpf opaque,
61 voidpf stream)); 61 voidpf stream));
62 62
63int ZCALLBACK ferror_file_func OF(( 63int ZCALLBACK ferror_file_func OF((
64 voidpf opaque, 64 voidpf opaque,
65 voidpf stream)); 65 voidpf stream));
66 66
67 67
68voidpf ZCALLBACK fopen_file_func (opaque, filename, mode) 68voidpf ZCALLBACK fopen_file_func (opaque, filename, mode)
69 voidpf opaque; 69 voidpf opaque;
70 const char* filename; 70 const char* filename;
71 int mode; 71 int mode;
72{ 72{
73 FILE* file = NULL; 73 FILE* file = NULL;
74 const char* mode_fopen = NULL; 74 const char* mode_fopen = NULL;
75 if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER)==ZLIB_FILEFUNC_MODE_READ) 75 if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER)==ZLIB_FILEFUNC_MODE_READ)
76 mode_fopen = "rb"; 76 mode_fopen = "rb";
77 else 77 else
78 if (mode & ZLIB_FILEFUNC_MODE_EXISTING) 78 if (mode & ZLIB_FILEFUNC_MODE_EXISTING)
79 mode_fopen = "r+b"; 79 mode_fopen = "r+b";
80 else 80 else
81 if (mode & ZLIB_FILEFUNC_MODE_CREATE) 81 if (mode & ZLIB_FILEFUNC_MODE_CREATE)
82 mode_fopen = "wb"; 82 mode_fopen = "wb";
83 83
84 if ((filename!=NULL) && (mode_fopen != NULL)) 84 if ((filename!=NULL) && (mode_fopen != NULL))
85 file = fopen(filename, mode_fopen); 85 file = fopen(filename, mode_fopen);
86 return file; 86 return file;
87} 87}
88 88
89 89
90uLong ZCALLBACK fread_file_func (opaque, stream, buf, size) 90uLong ZCALLBACK fread_file_func (opaque, stream, buf, size)
91 voidpf opaque; 91 voidpf opaque;
92 voidpf stream; 92 voidpf stream;
93 void* buf; 93 void* buf;
94 uLong size; 94 uLong size;
95{ 95{
96 uLong ret; 96 uLong ret;
97 ret = (uLong)fread(buf, 1, (size_t)size, (FILE *)stream); 97 ret = (uLong)fread(buf, 1, (size_t)size, (FILE *)stream);
98 return ret; 98 return ret;
99} 99}
100 100
101 101
102uLong ZCALLBACK fwrite_file_func (opaque, stream, buf, size) 102uLong ZCALLBACK fwrite_file_func (opaque, stream, buf, size)
103 voidpf opaque; 103 voidpf opaque;
104 voidpf stream; 104 voidpf stream;
105 const void* buf; 105 const void* buf;
106 uLong size; 106 uLong size;
107{ 107{
108 uLong ret; 108 uLong ret;
109 ret = (uLong)fwrite(buf, 1, (size_t)size, (FILE *)stream); 109 ret = (uLong)fwrite(buf, 1, (size_t)size, (FILE *)stream);
110 return ret; 110 return ret;
111} 111}
112 112
113long ZCALLBACK ftell_file_func (opaque, stream) 113long ZCALLBACK ftell_file_func (opaque, stream)
114 voidpf opaque; 114 voidpf opaque;
115 voidpf stream; 115 voidpf stream;
116{ 116{
117 long ret; 117 long ret;
118 ret = ftell((FILE *)stream); 118 ret = ftell((FILE *)stream);
119 return ret; 119 return ret;
120} 120}
121 121
122long ZCALLBACK fseek_file_func (opaque, stream, offset, origin) 122long ZCALLBACK fseek_file_func (opaque, stream, offset, origin)
123 voidpf opaque; 123 voidpf opaque;
124 voidpf stream; 124 voidpf stream;
125 uLong offset; 125 uLong offset;
126 int origin; 126 int origin;
127{ 127{
128 int fseek_origin=0; 128 int fseek_origin=0;
129 long ret; 129 long ret;
130 switch (origin) 130 switch (origin)
131 { 131 {
132 case ZLIB_FILEFUNC_SEEK_CUR : 132 case ZLIB_FILEFUNC_SEEK_CUR :
133 fseek_origin = SEEK_CUR; 133 fseek_origin = SEEK_CUR;
134 break; 134 break;
135 case ZLIB_FILEFUNC_SEEK_END : 135 case ZLIB_FILEFUNC_SEEK_END :
136 fseek_origin = SEEK_END; 136 fseek_origin = SEEK_END;
137 break; 137 break;
138 case ZLIB_FILEFUNC_SEEK_SET : 138 case ZLIB_FILEFUNC_SEEK_SET :
139 fseek_origin = SEEK_SET; 139 fseek_origin = SEEK_SET;
140 break; 140 break;
141 default: return -1; 141 default: return -1;
142 } 142 }
143 ret = 0; 143 ret = 0;
144 fseek((FILE *)stream, offset, fseek_origin); 144 fseek((FILE *)stream, offset, fseek_origin);
145 return ret; 145 return ret;
146} 146}
147 147
148int ZCALLBACK fclose_file_func (opaque, stream) 148int ZCALLBACK fclose_file_func (opaque, stream)
149 voidpf opaque; 149 voidpf opaque;
150 voidpf stream; 150 voidpf stream;
151{ 151{
152 int ret; 152 int ret;
153 ret = fclose((FILE *)stream); 153 ret = fclose((FILE *)stream);
154 return ret; 154 return ret;
155} 155}
156 156
157int ZCALLBACK ferror_file_func (opaque, stream) 157int ZCALLBACK ferror_file_func (opaque, stream)
158 voidpf opaque; 158 voidpf opaque;
159 voidpf stream; 159 voidpf stream;
160{ 160{
161 int ret; 161 int ret;
162 ret = ferror((FILE *)stream); 162 ret = ferror((FILE *)stream);
163 return ret; 163 return ret;
164} 164}
165 165
166void fill_fopen_filefunc (pzlib_filefunc_def) 166void fill_fopen_filefunc (pzlib_filefunc_def)
167 zlib_filefunc_def* pzlib_filefunc_def; 167 zlib_filefunc_def* pzlib_filefunc_def;
168{ 168{
169 pzlib_filefunc_def->zopen_file = fopen_file_func; 169 pzlib_filefunc_def->zopen_file = fopen_file_func;
170 pzlib_filefunc_def->zread_file = fread_file_func; 170 pzlib_filefunc_def->zread_file = fread_file_func;
171 pzlib_filefunc_def->zwrite_file = fwrite_file_func; 171 pzlib_filefunc_def->zwrite_file = fwrite_file_func;
172 pzlib_filefunc_def->ztell_file = ftell_file_func; 172 pzlib_filefunc_def->ztell_file = ftell_file_func;
173 pzlib_filefunc_def->zseek_file = fseek_file_func; 173 pzlib_filefunc_def->zseek_file = fseek_file_func;
174 pzlib_filefunc_def->zclose_file = fclose_file_func; 174 pzlib_filefunc_def->zclose_file = fclose_file_func;
175 pzlib_filefunc_def->zerror_file = ferror_file_func; 175 pzlib_filefunc_def->zerror_file = ferror_file_func;
176 pzlib_filefunc_def->opaque = NULL; 176 pzlib_filefunc_def->opaque = NULL;
177} 177}
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