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Sync zlib sources with GCC, upgrading to 1.2.10.
[deliverable/binutils-gdb.git] / zlib / contrib / minizip / iowin32.c
CommitLineData
5ca28f79
L		 1/* iowin32.c -- IO base function header for compress/uncompress .zip
2 Version 1.1, February 14h, 2010
3 part of the MiniZip project - ( http://www.winimage.com/zLibDll/minizip.html )
4
5 Copyright (C) 1998-2010 Gilles Vollant (minizip) ( http://www.winimage.com/zLibDll/minizip.html )
6
7 Modifications for Zip64 support
8 Copyright (C) 2009-2010 Mathias Svensson ( http://result42.com )
9
10 For more info read MiniZip_info.txt
11
12*/
13
14#include <stdlib.h>
15
16#include "zlib.h"
17#include "ioapi.h"
18#include "iowin32.h"
19
20#ifndef INVALID_HANDLE_VALUE
21#define INVALID_HANDLE_VALUE (0xFFFFFFFF)
22#endif
23
24#ifndef INVALID_SET_FILE_POINTER
25#define INVALID_SET_FILE_POINTER ((DWORD)-1)
26#endif
27
da09a436 28
de1ab01e 29// see Include/shared/winapifamily.h in the Windows Kit
da09a436 30#if defined(WINAPI_FAMILY_PARTITION) && (!(defined(IOWIN32_USING_WINRT_API)))
de1ab01e 31#if WINAPI_FAMILY_ONE_PARTITION(WINAPI_FAMILY, WINAPI_PARTITION_APP)
da09a436
JB		 32#define IOWIN32_USING_WINRT_API 1
33#endif
34#endif
35
5ca28f79
L		 36voidpf ZCALLBACK win32_open_file_func OF((voidpf opaque, const char* filename, int mode));
37uLong ZCALLBACK win32_read_file_func OF((voidpf opaque, voidpf stream, void* buf, uLong size));
38uLong ZCALLBACK win32_write_file_func OF((voidpf opaque, voidpf stream, const void* buf, uLong size));
39ZPOS64_T ZCALLBACK win32_tell64_file_func OF((voidpf opaque, voidpf stream));
40long ZCALLBACK win32_seek64_file_func OF((voidpf opaque, voidpf stream, ZPOS64_T offset, int origin));
41int ZCALLBACK win32_close_file_func OF((voidpf opaque, voidpf stream));
42int ZCALLBACK win32_error_file_func OF((voidpf opaque, voidpf stream));
43
44typedef struct
45{
46 HANDLE hf;
47 int error;
48} WIN32FILE_IOWIN;
49
50
51static void win32_translate_open_mode(int mode,
52 DWORD* lpdwDesiredAccess,
53 DWORD* lpdwCreationDisposition,
54 DWORD* lpdwShareMode,
55 DWORD* lpdwFlagsAndAttributes)
56{
57 *lpdwDesiredAccess = *lpdwShareMode = *lpdwFlagsAndAttributes = *lpdwCreationDisposition = 0;
58
59 if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER)==ZLIB_FILEFUNC_MODE_READ)
60 {
61 *lpdwDesiredAccess = GENERIC_READ;
62 *lpdwCreationDisposition = OPEN_EXISTING;
63 *lpdwShareMode = FILE_SHARE_READ;
64 }
65 else if (mode & ZLIB_FILEFUNC_MODE_EXISTING)
66 {
67 *lpdwDesiredAccess = GENERIC_WRITE | GENERIC_READ;
68 *lpdwCreationDisposition = OPEN_EXISTING;
69 }
70 else if (mode & ZLIB_FILEFUNC_MODE_CREATE)
71 {
72 *lpdwDesiredAccess = GENERIC_WRITE | GENERIC_READ;
73 *lpdwCreationDisposition = CREATE_ALWAYS;
74 }
75}
76
77static voidpf win32_build_iowin(HANDLE hFile)
78{
79 voidpf ret=NULL;
80
81 if ((hFile != NULL) && (hFile != INVALID_HANDLE_VALUE))
82 {
83 WIN32FILE_IOWIN w32fiow;
84 w32fiow.hf = hFile;
85 w32fiow.error = 0;
86 ret = malloc(sizeof(WIN32FILE_IOWIN));
87
88 if (ret==NULL)
89 CloseHandle(hFile);
90 else
91 *((WIN32FILE_IOWIN*)ret) = w32fiow;
92 }
93 return ret;
94}
95
96voidpf ZCALLBACK win32_open64_file_func (voidpf opaque,const void* filename,int mode)
97{
98 const char* mode_fopen = NULL;
99 DWORD dwDesiredAccess,dwCreationDisposition,dwShareMode,dwFlagsAndAttributes ;
100 HANDLE hFile = NULL;
101
102 win32_translate_open_mode(mode,&dwDesiredAccess,&dwCreationDisposition,&dwShareMode,&dwFlagsAndAttributes);
103
da09a436
JB		 104#ifdef IOWIN32_USING_WINRT_API
105#ifdef UNICODE
106 if ((filename!=NULL) && (dwDesiredAccess != 0))
107 hFile = CreateFile2((LPCTSTR)filename, dwDesiredAccess, dwShareMode, dwCreationDisposition, NULL);
108#else
109 if ((filename!=NULL) && (dwDesiredAccess != 0))
110 {
111 WCHAR filenameW[FILENAME_MAX + 0x200 + 1];
112 MultiByteToWideChar(CP_ACP,0,(const char*)filename,-1,filenameW,FILENAME_MAX + 0x200);
113 hFile = CreateFile2(filenameW, dwDesiredAccess, dwShareMode, dwCreationDisposition, NULL);
114 }
115#endif
116#else
5ca28f79
L		 117 if ((filename!=NULL) && (dwDesiredAccess != 0))
118 hFile = CreateFile((LPCTSTR)filename, dwDesiredAccess, dwShareMode, NULL, dwCreationDisposition, dwFlagsAndAttributes, NULL);
da09a436 119#endif
5ca28f79
L		 120
121 return win32_build_iowin(hFile);
122}
123
124
125voidpf ZCALLBACK win32_open64_file_funcA (voidpf opaque,const void* filename,int mode)
126{
127 const char* mode_fopen = NULL;
128 DWORD dwDesiredAccess,dwCreationDisposition,dwShareMode,dwFlagsAndAttributes ;
129 HANDLE hFile = NULL;
130
131 win32_translate_open_mode(mode,&dwDesiredAccess,&dwCreationDisposition,&dwShareMode,&dwFlagsAndAttributes);
132
da09a436
JB		 133#ifdef IOWIN32_USING_WINRT_API
134 if ((filename!=NULL) && (dwDesiredAccess != 0))
135 {
136 WCHAR filenameW[FILENAME_MAX + 0x200 + 1];
137 MultiByteToWideChar(CP_ACP,0,(const char*)filename,-1,filenameW,FILENAME_MAX + 0x200);
138 hFile = CreateFile2(filenameW, dwDesiredAccess, dwShareMode, dwCreationDisposition, NULL);
139 }
140#else
5ca28f79
L		 141 if ((filename!=NULL) && (dwDesiredAccess != 0))
142 hFile = CreateFileA((LPCSTR)filename, dwDesiredAccess, dwShareMode, NULL, dwCreationDisposition, dwFlagsAndAttributes, NULL);
da09a436 143#endif
5ca28f79
L		 144
145 return win32_build_iowin(hFile);
146}
147
148
149voidpf ZCALLBACK win32_open64_file_funcW (voidpf opaque,const void* filename,int mode)
150{
151 const char* mode_fopen = NULL;
152 DWORD dwDesiredAccess,dwCreationDisposition,dwShareMode,dwFlagsAndAttributes ;
153 HANDLE hFile = NULL;
154
155 win32_translate_open_mode(mode,&dwDesiredAccess,&dwCreationDisposition,&dwShareMode,&dwFlagsAndAttributes);
156
da09a436
JB		 157#ifdef IOWIN32_USING_WINRT_API
158 if ((filename!=NULL) && (dwDesiredAccess != 0))
159 hFile = CreateFile2((LPCWSTR)filename, dwDesiredAccess, dwShareMode, dwCreationDisposition,NULL);
160#else
5ca28f79
L		 161 if ((filename!=NULL) && (dwDesiredAccess != 0))
162 hFile = CreateFileW((LPCWSTR)filename, dwDesiredAccess, dwShareMode, NULL, dwCreationDisposition, dwFlagsAndAttributes, NULL);
da09a436 163#endif
5ca28f79
L		 164
165 return win32_build_iowin(hFile);
166}
167
168
169voidpf ZCALLBACK win32_open_file_func (voidpf opaque,const char* filename,int mode)
170{
171 const char* mode_fopen = NULL;
172 DWORD dwDesiredAccess,dwCreationDisposition,dwShareMode,dwFlagsAndAttributes ;
173 HANDLE hFile = NULL;
174
175 win32_translate_open_mode(mode,&dwDesiredAccess,&dwCreationDisposition,&dwShareMode,&dwFlagsAndAttributes);
176
da09a436
JB		 177#ifdef IOWIN32_USING_WINRT_API
178#ifdef UNICODE
179 if ((filename!=NULL) && (dwDesiredAccess != 0))
180 hFile = CreateFile2((LPCTSTR)filename, dwDesiredAccess, dwShareMode, dwCreationDisposition, NULL);
181#else
182 if ((filename!=NULL) && (dwDesiredAccess != 0))
183 {
184 WCHAR filenameW[FILENAME_MAX + 0x200 + 1];
185 MultiByteToWideChar(CP_ACP,0,(const char*)filename,-1,filenameW,FILENAME_MAX + 0x200);
186 hFile = CreateFile2(filenameW, dwDesiredAccess, dwShareMode, dwCreationDisposition, NULL);
187 }
188#endif
189#else
5ca28f79
L		 190 if ((filename!=NULL) && (dwDesiredAccess != 0))
191 hFile = CreateFile((LPCTSTR)filename, dwDesiredAccess, dwShareMode, NULL, dwCreationDisposition, dwFlagsAndAttributes, NULL);
da09a436 192#endif
5ca28f79
L		 193
194 return win32_build_iowin(hFile);
195}
196
197
198uLong ZCALLBACK win32_read_file_func (voidpf opaque, voidpf stream, void* buf,uLong size)
199{
200 uLong ret=0;
201 HANDLE hFile = NULL;
202 if (stream!=NULL)
203 hFile = ((WIN32FILE_IOWIN*)stream) -> hf;
204
205 if (hFile != NULL)
206 {
207 if (!ReadFile(hFile, buf, size, &ret, NULL))
208 {
209 DWORD dwErr = GetLastError();
210 if (dwErr == ERROR_HANDLE_EOF)
211 dwErr = 0;
212 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr;
213 }
214 }
215
216 return ret;
217}
218
219
220uLong ZCALLBACK win32_write_file_func (voidpf opaque,voidpf stream,const void* buf,uLong size)
221{
222 uLong ret=0;
223 HANDLE hFile = NULL;
224 if (stream!=NULL)
225 hFile = ((WIN32FILE_IOWIN*)stream) -> hf;
226
227 if (hFile != NULL)
228 {
229 if (!WriteFile(hFile, buf, size, &ret, NULL))
230 {
231 DWORD dwErr = GetLastError();
232 if (dwErr == ERROR_HANDLE_EOF)
233 dwErr = 0;
234 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr;
235 }
236 }
237
238 return ret;
239}
240
da09a436
JB		 241static BOOL MySetFilePointerEx(HANDLE hFile, LARGE_INTEGER pos, LARGE_INTEGER *newPos, DWORD dwMoveMethod)
242{
243#ifdef IOWIN32_USING_WINRT_API
244 return SetFilePointerEx(hFile, pos, newPos, dwMoveMethod);
245#else
246 LONG lHigh = pos.HighPart;
de1ab01e 247 DWORD dwNewPos = SetFilePointer(hFile, pos.LowPart, &lHigh, dwMoveMethod);
da09a436
JB		 248 BOOL fOk = TRUE;
249 if (dwNewPos == 0xFFFFFFFF)
250 if (GetLastError() != NO_ERROR)
251 fOk = FALSE;
252 if ((newPos != NULL) && (fOk))
253 {
254 newPos->LowPart = dwNewPos;
255 newPos->HighPart = lHigh;
256 }
257 return fOk;
258#endif
259}
260
5ca28f79
L		 261long ZCALLBACK win32_tell_file_func (voidpf opaque,voidpf stream)
262{
263 long ret=-1;
264 HANDLE hFile = NULL;
265 if (stream!=NULL)
266 hFile = ((WIN32FILE_IOWIN*)stream) -> hf;
267 if (hFile != NULL)
268 {
da09a436
JB		 269 LARGE_INTEGER pos;
270 pos.QuadPart = 0;
271
272 if (!MySetFilePointerEx(hFile, pos, &pos, FILE_CURRENT))
5ca28f79
L		 273 {
274 DWORD dwErr = GetLastError();
275 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr;
276 ret = -1;
277 }
278 else
da09a436 279 ret=(long)pos.LowPart;
5ca28f79
L		 280 }
281 return ret;
282}
283
284ZPOS64_T ZCALLBACK win32_tell64_file_func (voidpf opaque, voidpf stream)
285{
286 ZPOS64_T ret= (ZPOS64_T)-1;
287 HANDLE hFile = NULL;
288 if (stream!=NULL)
289 hFile = ((WIN32FILE_IOWIN*)stream)->hf;
290
291 if (hFile)
292 {
da09a436
JB		 293 LARGE_INTEGER pos;
294 pos.QuadPart = 0;
295
296 if (!MySetFilePointerEx(hFile, pos, &pos, FILE_CURRENT))
5ca28f79
L		 297 {
298 DWORD dwErr = GetLastError();
299 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr;
300 ret = (ZPOS64_T)-1;
301 }
302 else
da09a436 303 ret=pos.QuadPart;
5ca28f79
L		 304 }
305 return ret;
306}
307
308
309long ZCALLBACK win32_seek_file_func (voidpf opaque,voidpf stream,uLong offset,int origin)
310{
311 DWORD dwMoveMethod=0xFFFFFFFF;
312 HANDLE hFile = NULL;
313
314 long ret=-1;
315 if (stream!=NULL)
316 hFile = ((WIN32FILE_IOWIN*)stream) -> hf;
317 switch (origin)
318 {
319 case ZLIB_FILEFUNC_SEEK_CUR :
320 dwMoveMethod = FILE_CURRENT;
321 break;
322 case ZLIB_FILEFUNC_SEEK_END :
323 dwMoveMethod = FILE_END;
324 break;
325 case ZLIB_FILEFUNC_SEEK_SET :
326 dwMoveMethod = FILE_BEGIN;
327 break;
328 default: return -1;
329 }
330
331 if (hFile != NULL)
332 {
da09a436
JB		 333 LARGE_INTEGER pos;
334 pos.QuadPart = offset;
335 if (!MySetFilePointerEx(hFile, pos, NULL, dwMoveMethod))
5ca28f79
L		 336 {
337 DWORD dwErr = GetLastError();
338 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr;
339 ret = -1;
340 }
341 else
342 ret=0;
343 }
344 return ret;
345}
346
347long ZCALLBACK win32_seek64_file_func (voidpf opaque, voidpf stream,ZPOS64_T offset,int origin)
348{
349 DWORD dwMoveMethod=0xFFFFFFFF;
350 HANDLE hFile = NULL;
351 long ret=-1;
352
353 if (stream!=NULL)
354 hFile = ((WIN32FILE_IOWIN*)stream)->hf;
355
356 switch (origin)
357 {
358 case ZLIB_FILEFUNC_SEEK_CUR :
359 dwMoveMethod = FILE_CURRENT;
360 break;
361 case ZLIB_FILEFUNC_SEEK_END :
362 dwMoveMethod = FILE_END;
363 break;
364 case ZLIB_FILEFUNC_SEEK_SET :
365 dwMoveMethod = FILE_BEGIN;
366 break;
367 default: return -1;
368 }
369
370 if (hFile)
371 {
da09a436
JB		 372 LARGE_INTEGER pos;
373 pos.QuadPart = offset;
de1ab01e 374 if (!MySetFilePointerEx(hFile, pos, NULL, dwMoveMethod))
5ca28f79
L		 375 {
376 DWORD dwErr = GetLastError();
377 ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr;
378 ret = -1;
379 }
380 else
381 ret=0;
382 }
383 return ret;
384}
385
386int ZCALLBACK win32_close_file_func (voidpf opaque, voidpf stream)
387{
388 int ret=-1;
389
390 if (stream!=NULL)
391 {
392 HANDLE hFile;
393 hFile = ((WIN32FILE_IOWIN*)stream) -> hf;
394 if (hFile != NULL)
395 {
396 CloseHandle(hFile);
397 ret=0;
398 }
399 free(stream);
400 }
401 return ret;
402}
403
404int ZCALLBACK win32_error_file_func (voidpf opaque,voidpf stream)
405{
406 int ret=-1;
407 if (stream!=NULL)
408 {
409 ret = ((WIN32FILE_IOWIN*)stream) -> error;
410 }
411 return ret;
412}
413
414void fill_win32_filefunc (zlib_filefunc_def* pzlib_filefunc_def)
415{
416 pzlib_filefunc_def->zopen_file = win32_open_file_func;
417 pzlib_filefunc_def->zread_file = win32_read_file_func;
418 pzlib_filefunc_def->zwrite_file = win32_write_file_func;
419 pzlib_filefunc_def->ztell_file = win32_tell_file_func;
420 pzlib_filefunc_def->zseek_file = win32_seek_file_func;
421 pzlib_filefunc_def->zclose_file = win32_close_file_func;
422 pzlib_filefunc_def->zerror_file = win32_error_file_func;
423 pzlib_filefunc_def->opaque = NULL;
424}
425
426void fill_win32_filefunc64(zlib_filefunc64_def* pzlib_filefunc_def)
427{
428 pzlib_filefunc_def->zopen64_file = win32_open64_file_func;
429 pzlib_filefunc_def->zread_file = win32_read_file_func;
430 pzlib_filefunc_def->zwrite_file = win32_write_file_func;
431 pzlib_filefunc_def->ztell64_file = win32_tell64_file_func;
432 pzlib_filefunc_def->zseek64_file = win32_seek64_file_func;
433 pzlib_filefunc_def->zclose_file = win32_close_file_func;
434 pzlib_filefunc_def->zerror_file = win32_error_file_func;
435 pzlib_filefunc_def->opaque = NULL;
436}
437
438
439void fill_win32_filefunc64A(zlib_filefunc64_def* pzlib_filefunc_def)
440{
441 pzlib_filefunc_def->zopen64_file = win32_open64_file_funcA;
442 pzlib_filefunc_def->zread_file = win32_read_file_func;
443 pzlib_filefunc_def->zwrite_file = win32_write_file_func;
444 pzlib_filefunc_def->ztell64_file = win32_tell64_file_func;
445 pzlib_filefunc_def->zseek64_file = win32_seek64_file_func;
446 pzlib_filefunc_def->zclose_file = win32_close_file_func;
447 pzlib_filefunc_def->zerror_file = win32_error_file_func;
448 pzlib_filefunc_def->opaque = NULL;
449}
450
451
452void fill_win32_filefunc64W(zlib_filefunc64_def* pzlib_filefunc_def)
453{
454 pzlib_filefunc_def->zopen64_file = win32_open64_file_funcW;
455 pzlib_filefunc_def->zread_file = win32_read_file_func;
456 pzlib_filefunc_def->zwrite_file = win32_write_file_func;
457 pzlib_filefunc_def->ztell64_file = win32_tell64_file_func;
458 pzlib_filefunc_def->zseek64_file = win32_seek64_file_func;
459 pzlib_filefunc_def->zclose_file = win32_close_file_func;
460 pzlib_filefunc_def->zerror_file = win32_error_file_func;
461 pzlib_filefunc_def->opaque = NULL;
462}
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