diff options
author | Mark Adler <madler@alumni.caltech.edu> | 2011-09-09 23:25:17 -0700 |
---|---|---|
committer | Mark Adler <madler@alumni.caltech.edu> | 2011-09-09 23:25:17 -0700 |
commit | abf180a067223611620dd97dd5681df7c7fa7c9b (patch) | |
tree | 48ce6022aa1670380c098bd0abed2ac4aa1d9ca0 /contrib/minizip/ioapi.c | |
parent | 9c3a5830218c4e7fff23b8fc4386269db77a03a9 (diff) | |
download | zlib-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.c | 354 |
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 | ||
32 | voidpf ZCALLBACK fopen_file_func OF(( | 32 | voidpf 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 | ||
37 | uLong ZCALLBACK fread_file_func OF(( | 37 | uLong 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 | ||
43 | uLong ZCALLBACK fwrite_file_func OF(( | 43 | uLong 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 | ||
49 | long ZCALLBACK ftell_file_func OF(( | 49 | long ZCALLBACK ftell_file_func OF(( |
50 | voidpf opaque, | 50 | voidpf opaque, |
51 | voidpf stream)); | 51 | voidpf stream)); |
52 | 52 | ||
53 | long ZCALLBACK fseek_file_func OF(( | 53 | long 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 | ||
59 | int ZCALLBACK fclose_file_func OF(( | 59 | int ZCALLBACK fclose_file_func OF(( |
60 | voidpf opaque, | 60 | voidpf opaque, |
61 | voidpf stream)); | 61 | voidpf stream)); |
62 | 62 | ||
63 | int ZCALLBACK ferror_file_func OF(( | 63 | int ZCALLBACK ferror_file_func OF(( |
64 | voidpf opaque, | 64 | voidpf opaque, |
65 | voidpf stream)); | 65 | voidpf stream)); |
66 | 66 | ||
67 | 67 | ||
68 | voidpf ZCALLBACK fopen_file_func (opaque, filename, mode) | 68 | voidpf 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 | ||
90 | uLong ZCALLBACK fread_file_func (opaque, stream, buf, size) | 90 | uLong 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 | ||
102 | uLong ZCALLBACK fwrite_file_func (opaque, stream, buf, size) | 102 | uLong 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 | ||
113 | long ZCALLBACK ftell_file_func (opaque, stream) | 113 | long 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 | ||
122 | long ZCALLBACK fseek_file_func (opaque, stream, offset, origin) | 122 | long 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 | ||
148 | int ZCALLBACK fclose_file_func (opaque, stream) | 148 | int 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 | ||
157 | int ZCALLBACK ferror_file_func (opaque, stream) | 157 | int 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 | ||
166 | void fill_fopen_filefunc (pzlib_filefunc_def) | 166 | void 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 | } |