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-rw-r--r--contrib/minizip/iowin32.c540
1 files changed, 270 insertions, 270 deletions
diff --git a/contrib/minizip/iowin32.c b/contrib/minizip/iowin32.c
index 694bc03..a9b5f78 100644
--- a/contrib/minizip/iowin32.c
+++ b/contrib/minizip/iowin32.c
@@ -1,270 +1,270 @@
1/* iowin32.c -- IO base function header for compress/uncompress .zip 1/* iowin32.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 This IO API version uses the Win32 API (for Microsoft Windows) 3 This IO API version uses the Win32 API (for Microsoft Windows)
4 4
5 Version 1.01e, February 12th, 2005 5 Version 1.01e, February 12th, 2005
6 6
7 Copyright (C) 1998-2005 Gilles Vollant 7 Copyright (C) 1998-2005 Gilles Vollant
8*/ 8*/
9 9
10#include <stdlib.h> 10#include <stdlib.h>
11 11
12#include "zlib.h" 12#include "zlib.h"
13#include "ioapi.h" 13#include "ioapi.h"
14#include "iowin32.h" 14#include "iowin32.h"
15 15
16#ifndef INVALID_HANDLE_VALUE 16#ifndef INVALID_HANDLE_VALUE
17#define INVALID_HANDLE_VALUE (0xFFFFFFFF) 17#define INVALID_HANDLE_VALUE (0xFFFFFFFF)
18#endif 18#endif
19 19
20#ifndef INVALID_SET_FILE_POINTER 20#ifndef INVALID_SET_FILE_POINTER
21#define INVALID_SET_FILE_POINTER ((DWORD)-1) 21#define INVALID_SET_FILE_POINTER ((DWORD)-1)
22#endif 22#endif
23 23
24voidpf ZCALLBACK win32_open_file_func OF(( 24voidpf ZCALLBACK win32_open_file_func OF((
25 voidpf opaque, 25 voidpf opaque,
26 const char* filename, 26 const char* filename,
27 int mode)); 27 int mode));
28 28
29uLong ZCALLBACK win32_read_file_func OF(( 29uLong ZCALLBACK win32_read_file_func OF((
30 voidpf opaque, 30 voidpf opaque,
31 voidpf stream, 31 voidpf stream,
32 void* buf, 32 void* buf,
33 uLong size)); 33 uLong size));
34 34
35uLong ZCALLBACK win32_write_file_func OF(( 35uLong ZCALLBACK win32_write_file_func OF((
36 voidpf opaque, 36 voidpf opaque,
37 voidpf stream, 37 voidpf stream,
38 const void* buf, 38 const void* buf,
39 uLong size)); 39 uLong size));
40 40
41long ZCALLBACK win32_tell_file_func OF(( 41long ZCALLBACK win32_tell_file_func OF((
42 voidpf opaque, 42 voidpf opaque,
43 voidpf stream)); 43 voidpf stream));
44 44
45long ZCALLBACK win32_seek_file_func OF(( 45long ZCALLBACK win32_seek_file_func OF((
46 voidpf opaque, 46 voidpf opaque,
47 voidpf stream, 47 voidpf stream,
48 uLong offset, 48 uLong offset,
49 int origin)); 49 int origin));
50 50
51int ZCALLBACK win32_close_file_func OF(( 51int ZCALLBACK win32_close_file_func OF((
52 voidpf opaque, 52 voidpf opaque,
53 voidpf stream)); 53 voidpf stream));
54 54
55int ZCALLBACK win32_error_file_func OF(( 55int ZCALLBACK win32_error_file_func OF((
56 voidpf opaque, 56 voidpf opaque,
57 voidpf stream)); 57 voidpf stream));
58 58
59typedef struct 59typedef struct
60{ 60{
61 HANDLE hf; 61 HANDLE hf;
62 int error; 62 int error;
63} WIN32FILE_IOWIN; 63} WIN32FILE_IOWIN;
64 64
65voidpf ZCALLBACK win32_open_file_func (opaque, filename, mode) 65voidpf ZCALLBACK win32_open_file_func (opaque, filename, mode)
66 voidpf opaque; 66 voidpf opaque;
67 const char* filename; 67 const char* filename;
68 int mode; 68 int mode;
69{ 69{
70 const char* mode_fopen = NULL; 70 const char* mode_fopen = NULL;
71 DWORD dwDesiredAccess,dwCreationDisposition,dwShareMode,dwFlagsAndAttributes ; 71 DWORD dwDesiredAccess,dwCreationDisposition,dwShareMode,dwFlagsAndAttributes ;
72 HANDLE hFile = 0; 72 HANDLE hFile = 0;
73 voidpf ret=NULL; 73 voidpf ret=NULL;
74 74
75 dwDesiredAccess = dwShareMode = dwFlagsAndAttributes = 0; 75 dwDesiredAccess = dwShareMode = dwFlagsAndAttributes = 0;
76 76
77 if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER)==ZLIB_FILEFUNC_MODE_READ) 77 if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER)==ZLIB_FILEFUNC_MODE_READ)
78 { 78 {
79 dwDesiredAccess = GENERIC_READ; 79 dwDesiredAccess = GENERIC_READ;
80 dwCreationDisposition = OPEN_EXISTING; 80 dwCreationDisposition = OPEN_EXISTING;
81 dwShareMode = FILE_SHARE_READ; 81 dwShareMode = FILE_SHARE_READ;
82 } 82 }
83 else 83 else
84 if (mode & ZLIB_FILEFUNC_MODE_EXISTING) 84 if (mode & ZLIB_FILEFUNC_MODE_EXISTING)
85 { 85 {
86 dwDesiredAccess = GENERIC_WRITE | GENERIC_READ; 86 dwDesiredAccess = GENERIC_WRITE | GENERIC_READ;
87 dwCreationDisposition = OPEN_EXISTING; 87 dwCreationDisposition = OPEN_EXISTING;
88 } 88 }
89 else 89 else
90 if (mode & ZLIB_FILEFUNC_MODE_CREATE) 90 if (mode & ZLIB_FILEFUNC_MODE_CREATE)
91 { 91 {
92 dwDesiredAccess = GENERIC_WRITE | GENERIC_READ; 92 dwDesiredAccess = GENERIC_WRITE | GENERIC_READ;
93 dwCreationDisposition = CREATE_ALWAYS; 93 dwCreationDisposition = CREATE_ALWAYS;
94 } 94 }
95 95
96 if ((filename!=NULL) && (dwDesiredAccess != 0)) 96 if ((filename!=NULL) && (dwDesiredAccess != 0))
97 hFile = CreateFile((LPCTSTR)filename, dwDesiredAccess, dwShareMode, NULL, 97 hFile = CreateFile((LPCTSTR)filename, dwDesiredAccess, dwShareMode, NULL,
98 dwCreationDisposition, dwFlagsAndAttributes, NULL); 98 dwCreationDisposition, dwFlagsAndAttributes, NULL);
99 99
100 if (hFile == INVALID_HANDLE_VALUE) 100 if (hFile == INVALID_HANDLE_VALUE)
101 hFile = NULL; 101 hFile = NULL;
102 102
103 if (hFile != NULL) 103 if (hFile != NULL)
104 { 104 {
105 WIN32FILE_IOWIN w32fiow; 105 WIN32FILE_IOWIN w32fiow;
106 w32fiow.hf = hFile; 106 w32fiow.hf = hFile;
107 w32fiow.error = 0; 107 w32fiow.error = 0;
108 ret = malloc(sizeof(WIN32FILE_IOWIN)); 108 ret = malloc(sizeof(WIN32FILE_IOWIN));
109 if (ret==NULL) 109 if (ret==NULL)
110 CloseHandle(hFile); 110 CloseHandle(hFile);
111 else *((WIN32FILE_IOWIN*)ret) = w32fiow; 111 else *((WIN32FILE_IOWIN*)ret) = w32fiow;
112 } 112 }
113 return ret; 113 return ret;
114} 114}
115 115
116 116
117uLong ZCALLBACK win32_read_file_func (opaque, stream, buf, size) 117uLong ZCALLBACK win32_read_file_func (opaque, stream, buf, size)
118 voidpf opaque; 118 voidpf opaque;
119 voidpf stream; 119 voidpf stream;
120 void* buf; 120 void* buf;
121 uLong size; 121 uLong size;
122{ 122{
123 uLong ret=0; 123 uLong ret=0;
124 HANDLE hFile = NULL; 124 HANDLE hFile = NULL;
125 if (stream!=NULL) 125 if (stream!=NULL)
126 hFile = ((WIN32FILE_IOWIN*)stream) -> hf; 126 hFile = ((WIN32FILE_IOWIN*)stream) -> hf;
127 if (hFile != NULL) 127 if (hFile != NULL)
128 if (!ReadFile(hFile, buf, size, &ret, NULL)) 128 if (!ReadFile(hFile, buf, size, &ret, NULL))
129 { 129 {
130 DWORD dwErr = GetLastError(); 130 DWORD dwErr = GetLastError();
131 if (dwErr == ERROR_HANDLE_EOF) 131 if (dwErr == ERROR_HANDLE_EOF)
132 dwErr = 0; 132 dwErr = 0;
133 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr; 133 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr;
134 } 134 }
135 135
136 return ret; 136 return ret;
137} 137}
138 138
139 139
140uLong ZCALLBACK win32_write_file_func (opaque, stream, buf, size) 140uLong ZCALLBACK win32_write_file_func (opaque, stream, buf, size)
141 voidpf opaque; 141 voidpf opaque;
142 voidpf stream; 142 voidpf stream;
143 const void* buf; 143 const void* buf;
144 uLong size; 144 uLong size;
145{ 145{
146 uLong ret=0; 146 uLong ret=0;
147 HANDLE hFile = NULL; 147 HANDLE hFile = NULL;
148 if (stream!=NULL) 148 if (stream!=NULL)
149 hFile = ((WIN32FILE_IOWIN*)stream) -> hf; 149 hFile = ((WIN32FILE_IOWIN*)stream) -> hf;
150 150
151 if (hFile !=NULL) 151 if (hFile !=NULL)
152 if (!WriteFile(hFile, buf, size, &ret, NULL)) 152 if (!WriteFile(hFile, buf, size, &ret, NULL))
153 { 153 {
154 DWORD dwErr = GetLastError(); 154 DWORD dwErr = GetLastError();
155 if (dwErr == ERROR_HANDLE_EOF) 155 if (dwErr == ERROR_HANDLE_EOF)
156 dwErr = 0; 156 dwErr = 0;
157 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr; 157 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr;
158 } 158 }
159 159
160 return ret; 160 return ret;
161} 161}
162 162
163long ZCALLBACK win32_tell_file_func (opaque, stream) 163long ZCALLBACK win32_tell_file_func (opaque, stream)
164 voidpf opaque; 164 voidpf opaque;
165 voidpf stream; 165 voidpf stream;
166{ 166{
167 long ret=-1; 167 long ret=-1;
168 HANDLE hFile = NULL; 168 HANDLE hFile = NULL;
169 if (stream!=NULL) 169 if (stream!=NULL)
170 hFile = ((WIN32FILE_IOWIN*)stream) -> hf; 170 hFile = ((WIN32FILE_IOWIN*)stream) -> hf;
171 if (hFile != NULL) 171 if (hFile != NULL)
172 { 172 {
173 DWORD dwSet = SetFilePointer(hFile, 0, NULL, FILE_CURRENT); 173 DWORD dwSet = SetFilePointer(hFile, 0, NULL, FILE_CURRENT);
174 if (dwSet == INVALID_SET_FILE_POINTER) 174 if (dwSet == INVALID_SET_FILE_POINTER)
175 { 175 {
176 DWORD dwErr = GetLastError(); 176 DWORD dwErr = GetLastError();
177 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr; 177 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr;
178 ret = -1; 178 ret = -1;
179 } 179 }
180 else 180 else
181 ret=(long)dwSet; 181 ret=(long)dwSet;
182 } 182 }
183 return ret; 183 return ret;
184} 184}
185 185
186long ZCALLBACK win32_seek_file_func (opaque, stream, offset, origin) 186long ZCALLBACK win32_seek_file_func (opaque, stream, offset, origin)
187 voidpf opaque; 187 voidpf opaque;
188 voidpf stream; 188 voidpf stream;
189 uLong offset; 189 uLong offset;
190 int origin; 190 int origin;
191{ 191{
192 DWORD dwMoveMethod=0xFFFFFFFF; 192 DWORD dwMoveMethod=0xFFFFFFFF;
193 HANDLE hFile = NULL; 193 HANDLE hFile = NULL;
194 194
195 long ret=-1; 195 long ret=-1;
196 if (stream!=NULL) 196 if (stream!=NULL)
197 hFile = ((WIN32FILE_IOWIN*)stream) -> hf; 197 hFile = ((WIN32FILE_IOWIN*)stream) -> hf;
198 switch (origin) 198 switch (origin)
199 { 199 {
200 case ZLIB_FILEFUNC_SEEK_CUR : 200 case ZLIB_FILEFUNC_SEEK_CUR :
201 dwMoveMethod = FILE_CURRENT; 201 dwMoveMethod = FILE_CURRENT;
202 break; 202 break;
203 case ZLIB_FILEFUNC_SEEK_END : 203 case ZLIB_FILEFUNC_SEEK_END :
204 dwMoveMethod = FILE_END; 204 dwMoveMethod = FILE_END;
205 break; 205 break;
206 case ZLIB_FILEFUNC_SEEK_SET : 206 case ZLIB_FILEFUNC_SEEK_SET :
207 dwMoveMethod = FILE_BEGIN; 207 dwMoveMethod = FILE_BEGIN;
208 break; 208 break;
209 default: return -1; 209 default: return -1;
210 } 210 }
211 211
212 if (hFile != NULL) 212 if (hFile != NULL)
213 { 213 {
214 DWORD dwSet = SetFilePointer(hFile, offset, NULL, dwMoveMethod); 214 DWORD dwSet = SetFilePointer(hFile, offset, NULL, dwMoveMethod);
215 if (dwSet == INVALID_SET_FILE_POINTER) 215 if (dwSet == INVALID_SET_FILE_POINTER)
216 { 216 {
217 DWORD dwErr = GetLastError(); 217 DWORD dwErr = GetLastError();
218 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr; 218 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr;
219 ret = -1; 219 ret = -1;
220 } 220 }
221 else 221 else
222 ret=0; 222 ret=0;
223 } 223 }
224 return ret; 224 return ret;
225} 225}
226 226
227int ZCALLBACK win32_close_file_func (opaque, stream) 227int ZCALLBACK win32_close_file_func (opaque, stream)
228 voidpf opaque; 228 voidpf opaque;
229 voidpf stream; 229 voidpf stream;
230{ 230{
231 int ret=-1; 231 int ret=-1;
232 232
233 if (stream!=NULL) 233 if (stream!=NULL)
234 { 234 {
235 HANDLE hFile; 235 HANDLE hFile;
236 hFile = ((WIN32FILE_IOWIN*)stream) -> hf; 236 hFile = ((WIN32FILE_IOWIN*)stream) -> hf;
237 if (hFile != NULL) 237 if (hFile != NULL)
238 { 238 {
239 CloseHandle(hFile); 239 CloseHandle(hFile);
240 ret=0; 240 ret=0;
241 } 241 }
242 free(stream); 242 free(stream);
243 } 243 }
244 return ret; 244 return ret;
245} 245}
246 246
247int ZCALLBACK win32_error_file_func (opaque, stream) 247int ZCALLBACK win32_error_file_func (opaque, stream)
248 voidpf opaque; 248 voidpf opaque;
249 voidpf stream; 249 voidpf stream;
250{ 250{
251 int ret=-1; 251 int ret=-1;
252 if (stream!=NULL) 252 if (stream!=NULL)
253 { 253 {
254 ret = ((WIN32FILE_IOWIN*)stream) -> error; 254 ret = ((WIN32FILE_IOWIN*)stream) -> error;
255 } 255 }
256 return ret; 256 return ret;
257} 257}
258 258
259void fill_win32_filefunc (pzlib_filefunc_def) 259void fill_win32_filefunc (pzlib_filefunc_def)
260 zlib_filefunc_def* pzlib_filefunc_def; 260 zlib_filefunc_def* pzlib_filefunc_def;
261{ 261{
262 pzlib_filefunc_def->zopen_file = win32_open_file_func; 262 pzlib_filefunc_def->zopen_file = win32_open_file_func;
263 pzlib_filefunc_def->zread_file = win32_read_file_func; 263 pzlib_filefunc_def->zread_file = win32_read_file_func;
264 pzlib_filefunc_def->zwrite_file = win32_write_file_func; 264 pzlib_filefunc_def->zwrite_file = win32_write_file_func;
265 pzlib_filefunc_def->ztell_file = win32_tell_file_func; 265 pzlib_filefunc_def->ztell_file = win32_tell_file_func;
266 pzlib_filefunc_def->zseek_file = win32_seek_file_func; 266 pzlib_filefunc_def->zseek_file = win32_seek_file_func;
267 pzlib_filefunc_def->zclose_file = win32_close_file_func; 267 pzlib_filefunc_def->zclose_file = win32_close_file_func;
268 pzlib_filefunc_def->zerror_file = win32_error_file_func; 268 pzlib_filefunc_def->zerror_file = win32_error_file_func;
269 pzlib_filefunc_def->opaque=NULL; 269 pzlib_filefunc_def->opaque=NULL;
270} 270}
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