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d3dx9: Implement ID3DXBaseEffect::GetAnnotation().
[wine/multimedia.git] / dlls / kernel32 / file.c
blob6ee243e6a2825ac20a6a6e126d0e2833a488b4e3
1 /*
2 * File handling functions
3 *
4 * Copyright 1993 John Burton
5 * Copyright 1996, 2004 Alexandre Julliard
6 * Copyright 2008 Jeff Zaroyko
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 */
22
23 #include "config.h"
24 #include "wine/port.h"
25
26 #include <stdarg.h>
27 #include <stdio.h>
28 #include <errno.h>
29 #ifdef HAVE_SYS_STAT_H
30 # include <sys/stat.h>
31 #endif
32
33 #define NONAMELESSUNION
34 #define NONAMELESSSTRUCT
35 #include "winerror.h"
36 #include "ntstatus.h"
37 #define WIN32_NO_STATUS
38 #include "windef.h"
39 #include "winbase.h"
40 #include "winternl.h"
41 #include "winioctl.h"
42 #include "wincon.h"
43 #include "kernel_private.h"
44
45 #include "wine/exception.h"
46 #include "wine/unicode.h"
47 #include "wine/debug.h"
48
49 WINE_DEFAULT_DEBUG_CHANNEL(file);
50
51 /* info structure for FindFirstFile handle */
52 typedef struct
53 {
54 DWORD magic; /* magic number */
55 HANDLE handle; /* handle to directory */
56 CRITICAL_SECTION cs; /* crit section protecting this structure */
57 FINDEX_SEARCH_OPS search_op; /* Flags passed to FindFirst. */
58 UNICODE_STRING mask; /* file mask */
59 UNICODE_STRING path; /* NT path used to open the directory */
60 BOOL is_root; /* is directory the root of the drive? */
61 UINT data_pos; /* current position in dir data */
62 UINT data_len; /* length of dir data */
63 BYTE data[8192]; /* directory data */
64 } FIND_FIRST_INFO;
65
66 #define FIND_FIRST_MAGIC 0xc0ffee11
67
68 static BOOL oem_file_apis;
69
70 static const WCHAR wildcardsW[] = { '*','?',0 };
71
72 /***********************************************************************
73 * create_file_OF
74 *
75 * Wrapper for CreateFile that takes OF_* mode flags.
76 */
77 static HANDLE create_file_OF( LPCSTR path, INT mode )
78 {
79 DWORD access, sharing, creation;
80
81 if (mode & OF_CREATE)
82 {
83 creation = CREATE_ALWAYS;
84 access = GENERIC_READ | GENERIC_WRITE;
85 }
86 else
87 {
88 creation = OPEN_EXISTING;
89 switch(mode & 0x03)
90 {
91 case OF_READ: access = GENERIC_READ; break;
92 case OF_WRITE: access = GENERIC_WRITE; break;
93 case OF_READWRITE: access = GENERIC_READ | GENERIC_WRITE; break;
94 default: access = 0; break;
95 }
96 }
97
98 switch(mode & 0x70)
99 {
100 case OF_SHARE_EXCLUSIVE: sharing = 0; break;
101 case OF_SHARE_DENY_WRITE: sharing = FILE_SHARE_READ; break;
102 case OF_SHARE_DENY_READ: sharing = FILE_SHARE_WRITE; break;
103 case OF_SHARE_DENY_NONE:
104 case OF_SHARE_COMPAT:
105 default: sharing = FILE_SHARE_READ | FILE_SHARE_WRITE; break;
106 }
107 return CreateFileA( path, access, sharing, NULL, creation, FILE_ATTRIBUTE_NORMAL, 0 );
108 }
109
110
111 /***********************************************************************
112 * check_dir_symlink
113 *
114 * Check if a dir symlink should be returned by FindNextFile.
115 */
116 static BOOL check_dir_symlink( FIND_FIRST_INFO *info, const FILE_BOTH_DIR_INFORMATION *file_info )
117 {
118 UNICODE_STRING str;
119 ANSI_STRING unix_name;
120 struct stat st, parent_st;
121 BOOL ret = TRUE;
122 DWORD len;
123
124 str.MaximumLength = info->path.Length + sizeof(WCHAR) + file_info->FileNameLength;
125 if (!(str.Buffer = HeapAlloc( GetProcessHeap(), 0, str.MaximumLength ))) return TRUE;
126 memcpy( str.Buffer, info->path.Buffer, info->path.Length );
127 len = info->path.Length / sizeof(WCHAR);
128 if (!len || str.Buffer[len-1] != '\\') str.Buffer[len++] = '\\';
129 memcpy( str.Buffer + len, file_info->FileName, file_info->FileNameLength );
130 str.Length = len * sizeof(WCHAR) + file_info->FileNameLength;
131
132 unix_name.Buffer = NULL;
133 if (!wine_nt_to_unix_file_name( &str, &unix_name, OPEN_EXISTING, FALSE ) &&
134 !stat( unix_name.Buffer, &st ))
135 {
136 char *p = unix_name.Buffer + unix_name.Length - 1;
137
138 /* skip trailing slashes */
139 while (p > unix_name.Buffer && *p == '/') p--;
140
141 while (ret && p > unix_name.Buffer)
142 {
143 while (p > unix_name.Buffer && *p != '/') p--;
144 while (p > unix_name.Buffer && *p == '/') p--;
145 p[1] = 0;
146 if (!stat( unix_name.Buffer, &parent_st ) &&
147 parent_st.st_dev == st.st_dev &&
148 parent_st.st_ino == st.st_ino)
149 {
150 WARN( "suppressing dir symlink %s pointing to parent %s\n",
151 debugstr_wn( str.Buffer, str.Length/sizeof(WCHAR) ),
152 debugstr_a( unix_name.Buffer ));
153 ret = FALSE;
154 }
155 }
156 }
157 RtlFreeAnsiString( &unix_name );
158 RtlFreeUnicodeString( &str );
159 return ret;
160 }
161
162
163 /***********************************************************************
164 * FILE_SetDosError
165 *
166 * Set the DOS error code from errno.
167 */
168 void FILE_SetDosError(void)
169 {
170 int save_errno = errno; /* errno gets overwritten by printf */
171
172 TRACE("errno = %d %s\n", errno, strerror(errno));
173 switch (save_errno)
174 {
175 case EAGAIN:
176 SetLastError( ERROR_SHARING_VIOLATION );
177 break;
178 case EBADF:
179 SetLastError( ERROR_INVALID_HANDLE );
180 break;
181 case ENOSPC:
182 SetLastError( ERROR_HANDLE_DISK_FULL );
183 break;
184 case EACCES:
185 case EPERM:
186 case EROFS:
187 SetLastError( ERROR_ACCESS_DENIED );
188 break;
189 case EBUSY:
190 SetLastError( ERROR_LOCK_VIOLATION );
191 break;
192 case ENOENT:
193 SetLastError( ERROR_FILE_NOT_FOUND );
194 break;
195 case EISDIR:
196 SetLastError( ERROR_CANNOT_MAKE );
197 break;
198 case ENFILE:
199 case EMFILE:
200 SetLastError( ERROR_TOO_MANY_OPEN_FILES );
201 break;
202 case EEXIST:
203 SetLastError( ERROR_FILE_EXISTS );
204 break;
205 case EINVAL:
206 case ESPIPE:
207 SetLastError( ERROR_SEEK );
208 break;
209 case ENOTEMPTY:
210 SetLastError( ERROR_DIR_NOT_EMPTY );
211 break;
212 case ENOEXEC:
213 SetLastError( ERROR_BAD_FORMAT );
214 break;
215 case ENOTDIR:
216 SetLastError( ERROR_PATH_NOT_FOUND );
217 break;
218 case EXDEV:
219 SetLastError( ERROR_NOT_SAME_DEVICE );
220 break;
221 default:
222 WARN("unknown file error: %s\n", strerror(save_errno) );
223 SetLastError( ERROR_GEN_FAILURE );
224 break;
225 }
226 errno = save_errno;
227 }
228
229
230 /***********************************************************************
231 * FILE_name_AtoW
232 *
233 * Convert a file name to Unicode, taking into account the OEM/Ansi API mode.
234 *
235 * If alloc is FALSE uses the TEB static buffer, so it can only be used when
236 * there is no possibility for the function to do that twice, taking into
237 * account any called function.
238 */
239 WCHAR *FILE_name_AtoW( LPCSTR name, BOOL alloc )
240 {
241 ANSI_STRING str;
242 UNICODE_STRING strW, *pstrW;
243 NTSTATUS status;
244
245 RtlInitAnsiString( &str, name );
246 pstrW = alloc ? &strW : &NtCurrentTeb()->StaticUnicodeString;
247 if (oem_file_apis)
248 status = RtlOemStringToUnicodeString( pstrW, &str, alloc );
249 else
250 status = RtlAnsiStringToUnicodeString( pstrW, &str, alloc );
251 if (status == STATUS_SUCCESS) return pstrW->Buffer;
252
253 if (status == STATUS_BUFFER_OVERFLOW)
254 SetLastError( ERROR_FILENAME_EXCED_RANGE );
255 else
256 SetLastError( RtlNtStatusToDosError(status) );
257 return NULL;
258 }
259
260
261 /***********************************************************************
262 * FILE_name_WtoA
263 *
264 * Convert a file name back to OEM/Ansi. Returns number of bytes copied.
265 */
266 DWORD FILE_name_WtoA( LPCWSTR src, INT srclen, LPSTR dest, INT destlen )
267 {
268 DWORD ret;
269
270 if (srclen < 0) srclen = strlenW( src ) + 1;
271 if (oem_file_apis)
272 RtlUnicodeToOemN( dest, destlen, &ret, src, srclen * sizeof(WCHAR) );
273 else
274 RtlUnicodeToMultiByteN( dest, destlen, &ret, src, srclen * sizeof(WCHAR) );
275 return ret;
276 }
277
278
279 /**************************************************************************
280 * SetFileApisToOEM (KERNEL32.@)
281 */
282 VOID WINAPI SetFileApisToOEM(void)
283 {
284 oem_file_apis = TRUE;
285 }
286
287
288 /**************************************************************************
289 * SetFileApisToANSI (KERNEL32.@)
290 */
291 VOID WINAPI SetFileApisToANSI(void)
292 {
293 oem_file_apis = FALSE;
294 }
295
296
297 /******************************************************************************
298 * AreFileApisANSI (KERNEL32.@)
299 *
300 * Determines if file functions are using ANSI
301 *
302 * RETURNS
303 * TRUE: Set of file functions is using ANSI code page
304 * FALSE: Set of file functions is using OEM code page
305 */
306 BOOL WINAPI AreFileApisANSI(void)
307 {
308 return !oem_file_apis;
309 }
310
311
312 /**************************************************************************
313 * Operations on file handles *
314 **************************************************************************/
315
316 /******************************************************************
317 * FILE_ReadWriteApc (internal)
318 */
319 static void WINAPI FILE_ReadWriteApc(void* apc_user, PIO_STATUS_BLOCK io_status, ULONG reserved)
320 {
321 LPOVERLAPPED_COMPLETION_ROUTINE cr = apc_user;
322
323 cr(RtlNtStatusToDosError(io_status->u.Status), io_status->Information, (LPOVERLAPPED)io_status);
324 }
325
326
327 /***********************************************************************
328 * ReadFileEx (KERNEL32.@)
329 */
330 BOOL WINAPI ReadFileEx(HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
331 LPOVERLAPPED overlapped,
332 LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
333 {
334 LARGE_INTEGER offset;
335 NTSTATUS status;
336 PIO_STATUS_BLOCK io_status;
337
338 TRACE("(hFile=%p, buffer=%p, bytes=%u, ovl=%p, ovl_fn=%p)\n", hFile, buffer, bytesToRead, overlapped, lpCompletionRoutine);
339
340 if (!overlapped)
341 {
342 SetLastError(ERROR_INVALID_PARAMETER);
343 return FALSE;
344 }
345
346 offset.u.LowPart = overlapped->u.s.Offset;
347 offset.u.HighPart = overlapped->u.s.OffsetHigh;
348 io_status = (PIO_STATUS_BLOCK)overlapped;
349 io_status->u.Status = STATUS_PENDING;
350 io_status->Information = 0;
351
352 status = NtReadFile(hFile, NULL, FILE_ReadWriteApc, lpCompletionRoutine,
353 io_status, buffer, bytesToRead, &offset, NULL);
354
355 if (status)
356 {
357 SetLastError( RtlNtStatusToDosError(status) );
358 return FALSE;
359 }
360 return TRUE;
361 }
362
363
364 /***********************************************************************
365 * ReadFileScatter (KERNEL32.@)
366 */
367 BOOL WINAPI ReadFileScatter( HANDLE file, FILE_SEGMENT_ELEMENT *segments, DWORD count,
368 LPDWORD reserved, LPOVERLAPPED overlapped )
369 {
370 PIO_STATUS_BLOCK io_status;
371 LARGE_INTEGER offset;
372 NTSTATUS status;
373
374 TRACE( "(%p %p %u %p)\n", file, segments, count, overlapped );
375
376 offset.u.LowPart = overlapped->u.s.Offset;
377 offset.u.HighPart = overlapped->u.s.OffsetHigh;
378 io_status = (PIO_STATUS_BLOCK)overlapped;
379 io_status->u.Status = STATUS_PENDING;
380 io_status->Information = 0;
381
382 status = NtReadFileScatter( file, NULL, NULL, NULL, io_status, segments, count, &offset, NULL );
383 if (status) SetLastError( RtlNtStatusToDosError(status) );
384 return !status;
385 }
386
387
388 /***********************************************************************
389 * ReadFile (KERNEL32.@)
390 */
391 BOOL WINAPI ReadFile( HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
392 LPDWORD bytesRead, LPOVERLAPPED overlapped )
393 {
394 LARGE_INTEGER offset;
395 PLARGE_INTEGER poffset = NULL;
396 IO_STATUS_BLOCK iosb;
397 PIO_STATUS_BLOCK io_status = &iosb;
398 HANDLE hEvent = 0;
399 NTSTATUS status;
400 LPVOID cvalue = NULL;
401
402 TRACE("%p %p %d %p %p\n", hFile, buffer, bytesToRead,
403 bytesRead, overlapped );
404
405 if (bytesRead) *bytesRead = 0; /* Do this before anything else */
406 if (!bytesToRead) return TRUE;
407
408 if (is_console_handle(hFile))
409 {
410 DWORD conread, mode;
411 if (!ReadConsoleA(hFile, buffer, bytesToRead, &conread, NULL) ||
412 !GetConsoleMode(hFile, &mode))
413 return FALSE;
414 /* ctrl-Z (26) means end of file on window (if at beginning of buffer)
415 * but Unix uses ctrl-D (4), and ctrl-Z is a bad idea on Unix :-/
416 * So map both ctrl-D ctrl-Z to EOF.
417 */
418 if ((mode & ENABLE_PROCESSED_INPUT) && conread > 0 &&
419 (((char*)buffer)[0] == 26 || ((char*)buffer)[0] == 4))
420 {
421 conread = 0;
422 }
423 if (bytesRead) *bytesRead = conread;
424 return TRUE;
425 }
426
427 if (overlapped != NULL)
428 {
429 offset.u.LowPart = overlapped->u.s.Offset;
430 offset.u.HighPart = overlapped->u.s.OffsetHigh;
431 poffset = &offset;
432 hEvent = overlapped->hEvent;
433 io_status = (PIO_STATUS_BLOCK)overlapped;
434 if (((ULONG_PTR)hEvent & 1) == 0) cvalue = overlapped;
435 }
436 io_status->u.Status = STATUS_PENDING;
437 io_status->Information = 0;
438
439 status = NtReadFile(hFile, hEvent, NULL, cvalue, io_status, buffer, bytesToRead, poffset, NULL);
440
441 if (status == STATUS_PENDING && !overlapped)
442 {
443 WaitForSingleObject( hFile, INFINITE );
444 status = io_status->u.Status;
445 }
446
447 if (status != STATUS_PENDING && bytesRead)
448 *bytesRead = io_status->Information;
449
450 if (status && status != STATUS_END_OF_FILE && status != STATUS_TIMEOUT)
451 {
452 SetLastError( RtlNtStatusToDosError(status) );
453 return FALSE;
454 }
455 return TRUE;
456 }
457
458
459 /***********************************************************************
460 * WriteFileEx (KERNEL32.@)
461 */
462 BOOL WINAPI WriteFileEx(HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
463 LPOVERLAPPED overlapped,
464 LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
465 {
466 LARGE_INTEGER offset;
467 NTSTATUS status;
468 PIO_STATUS_BLOCK io_status;
469
470 TRACE("%p %p %d %p %p\n", hFile, buffer, bytesToWrite, overlapped, lpCompletionRoutine);
471
472 if (overlapped == NULL)
473 {
474 SetLastError(ERROR_INVALID_PARAMETER);
475 return FALSE;
476 }
477 offset.u.LowPart = overlapped->u.s.Offset;
478 offset.u.HighPart = overlapped->u.s.OffsetHigh;
479
480 io_status = (PIO_STATUS_BLOCK)overlapped;
481 io_status->u.Status = STATUS_PENDING;
482 io_status->Information = 0;
483
484 status = NtWriteFile(hFile, NULL, FILE_ReadWriteApc, lpCompletionRoutine,
485 io_status, buffer, bytesToWrite, &offset, NULL);
486
487 if (status) SetLastError( RtlNtStatusToDosError(status) );
488 return !status;
489 }
490
491
492 /***********************************************************************
493 * WriteFileGather (KERNEL32.@)
494 */
495 BOOL WINAPI WriteFileGather( HANDLE file, FILE_SEGMENT_ELEMENT *segments, DWORD count,
496 LPDWORD reserved, LPOVERLAPPED overlapped )
497 {
498 PIO_STATUS_BLOCK io_status;
499 LARGE_INTEGER offset;
500 NTSTATUS status;
501
502 TRACE( "%p %p %u %p\n", file, segments, count, overlapped );
503
504 offset.u.LowPart = overlapped->u.s.Offset;
505 offset.u.HighPart = overlapped->u.s.OffsetHigh;
506 io_status = (PIO_STATUS_BLOCK)overlapped;
507 io_status->u.Status = STATUS_PENDING;
508 io_status->Information = 0;
509
510 status = NtWriteFileGather( file, NULL, NULL, NULL, io_status, segments, count, &offset, NULL );
511 if (status) SetLastError( RtlNtStatusToDosError(status) );
512 return !status;
513 }
514
515
516 /***********************************************************************
517 * WriteFile (KERNEL32.@)
518 */
519 BOOL WINAPI WriteFile( HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
520 LPDWORD bytesWritten, LPOVERLAPPED overlapped )
521 {
522 HANDLE hEvent = NULL;
523 LARGE_INTEGER offset;
524 PLARGE_INTEGER poffset = NULL;
525 NTSTATUS status;
526 IO_STATUS_BLOCK iosb;
527 PIO_STATUS_BLOCK piosb = &iosb;
528 LPVOID cvalue = NULL;
529
530 TRACE("%p %p %d %p %p\n", hFile, buffer, bytesToWrite, bytesWritten, overlapped );
531
532 if (is_console_handle(hFile))
533 return WriteConsoleA(hFile, buffer, bytesToWrite, bytesWritten, NULL);
534
535 if (overlapped)
536 {
537 offset.u.LowPart = overlapped->u.s.Offset;
538 offset.u.HighPart = overlapped->u.s.OffsetHigh;
539 poffset = &offset;
540 hEvent = overlapped->hEvent;
541 piosb = (PIO_STATUS_BLOCK)overlapped;
542 if (((ULONG_PTR)hEvent & 1) == 0) cvalue = overlapped;
543 }
544 piosb->u.Status = STATUS_PENDING;
545 piosb->Information = 0;
546
547 status = NtWriteFile(hFile, hEvent, NULL, cvalue, piosb,
548 buffer, bytesToWrite, poffset, NULL);
549
550 if (status == STATUS_PENDING && !overlapped)
551 {
552 WaitForSingleObject( hFile, INFINITE );
553 status = piosb->u.Status;
554 }
555
556 if (status != STATUS_PENDING && bytesWritten)
557 *bytesWritten = piosb->Information;
558
559 if (status && status != STATUS_TIMEOUT)
560 {
561 SetLastError( RtlNtStatusToDosError(status) );
562 return FALSE;
563 }
564 return TRUE;
565 }
566
567
568 /***********************************************************************
569 * GetOverlappedResult (KERNEL32.@)
570 *
571 * Check the result of an Asynchronous data transfer from a file.
572 *
573 * Parameters
574 * HANDLE hFile [in] handle of file to check on
575 * LPOVERLAPPED lpOverlapped [in/out] pointer to overlapped
576 * LPDWORD lpTransferred [in/out] number of bytes transferred
577 * BOOL bWait [in] wait for the transfer to complete ?
578 *
579 * RETURNS
580 * TRUE on success
581 * FALSE on failure
582 *
583 * If successful (and relevant) lpTransferred will hold the number of
584 * bytes transferred during the async operation.
585 */
586 BOOL WINAPI GetOverlappedResult(HANDLE hFile, LPOVERLAPPED lpOverlapped,
587 LPDWORD lpTransferred, BOOL bWait)
588 {
589 NTSTATUS status;
590
591 TRACE( "(%p %p %p %x)\n", hFile, lpOverlapped, lpTransferred, bWait );
592
593 status = lpOverlapped->Internal;
594 if (status == STATUS_PENDING)
595 {
596 if (!bWait)
597 {
598 SetLastError( ERROR_IO_INCOMPLETE );
599 return FALSE;
600 }
601
602 if (WaitForSingleObject( lpOverlapped->hEvent ? lpOverlapped->hEvent : hFile,
603 INFINITE ) == WAIT_FAILED)
604 return FALSE;
605 status = lpOverlapped->Internal;
606 }
607
608 *lpTransferred = lpOverlapped->InternalHigh;
609
610 if (status) SetLastError( RtlNtStatusToDosError(status) );
611 return !status;
612 }
613
614 /***********************************************************************
615 * CancelIoEx (KERNEL32.@)
616 *
617 * Cancels pending I/O operations on a file given the overlapped used.
618 *
619 * PARAMS
620 * handle [I] File handle.
621 * lpOverlapped [I,OPT] pointer to overlapped (if null, cancel all)
622 *
623 * RETURNS
624 * Success: TRUE.
625 * Failure: FALSE, check GetLastError().
626 */
627 BOOL WINAPI CancelIoEx(HANDLE handle, LPOVERLAPPED lpOverlapped)
628 {
629 IO_STATUS_BLOCK io_status;
630
631 NtCancelIoFileEx(handle, (PIO_STATUS_BLOCK) lpOverlapped, &io_status);
632 if (io_status.u.Status)
633 {
634 SetLastError( RtlNtStatusToDosError( io_status.u.Status ) );
635 return FALSE;
636 }
637 return TRUE;
638 }
639
640 /***********************************************************************
641 * CancelIo (KERNEL32.@)
642 *
643 * Cancels pending I/O operations initiated by the current thread on a file.
644 *
645 * PARAMS
646 * handle [I] File handle.
647 *
648 * RETURNS
649 * Success: TRUE.
650 * Failure: FALSE, check GetLastError().
651 */
652 BOOL WINAPI CancelIo(HANDLE handle)
653 {
654 IO_STATUS_BLOCK io_status;
655
656 NtCancelIoFile(handle, &io_status);
657 if (io_status.u.Status)
658 {
659 SetLastError( RtlNtStatusToDosError( io_status.u.Status ) );
660 return FALSE;
661 }
662 return TRUE;
663 }
664
665 /***********************************************************************
666 * _hread (KERNEL32.@)
667 */
668 LONG WINAPI _hread( HFILE hFile, LPVOID buffer, LONG count)
669 {
670 return _lread( hFile, buffer, count );
671 }
672
673
674 /***********************************************************************
675 * _hwrite (KERNEL32.@)
676 *
677 * experimentation yields that _lwrite:
678 * o truncates the file at the current position with
679 * a 0 len write
680 * o returns 0 on a 0 length write
681 * o works with console handles
682 *
683 */
684 LONG WINAPI _hwrite( HFILE handle, LPCSTR buffer, LONG count )
685 {
686 DWORD result;
687
688 TRACE("%d %p %d\n", handle, buffer, count );
689
690 if (!count)
691 {
692 /* Expand or truncate at current position */
693 if (!SetEndOfFile( LongToHandle(handle) )) return HFILE_ERROR;
694 return 0;
695 }
696 if (!WriteFile( LongToHandle(handle), buffer, count, &result, NULL ))
697 return HFILE_ERROR;
698 return result;
699 }
700
701
702 /***********************************************************************
703 * _lclose (KERNEL32.@)
704 */
705 HFILE WINAPI _lclose( HFILE hFile )
706 {
707 TRACE("handle %d\n", hFile );
708 return CloseHandle( LongToHandle(hFile) ) ? 0 : HFILE_ERROR;
709 }
710
711
712 /***********************************************************************
713 * _lcreat (KERNEL32.@)
714 */
715 HFILE WINAPI _lcreat( LPCSTR path, INT attr )
716 {
717 HANDLE hfile;
718
719 /* Mask off all flags not explicitly allowed by the doc */
720 attr &= FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM;
721 TRACE("%s %02x\n", path, attr );
722 hfile = CreateFileA( path, GENERIC_READ | GENERIC_WRITE,
723 FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
724 CREATE_ALWAYS, attr, 0 );
725 return HandleToLong(hfile);
726 }
727
728
729 /***********************************************************************
730 * _lopen (KERNEL32.@)
731 */
732 HFILE WINAPI _lopen( LPCSTR path, INT mode )
733 {
734 HANDLE hfile;
735
736 TRACE("(%s,%04x)\n", debugstr_a(path), mode );
737 hfile = create_file_OF( path, mode & ~OF_CREATE );
738 return HandleToLong(hfile);
739 }
740
741 /***********************************************************************
742 * _lread (KERNEL32.@)
743 */
744 UINT WINAPI _lread( HFILE handle, LPVOID buffer, UINT count )
745 {
746 DWORD result;
747 if (!ReadFile( LongToHandle(handle), buffer, count, &result, NULL ))
748 return HFILE_ERROR;
749 return result;
750 }
751
752
753 /***********************************************************************
754 * _llseek (KERNEL32.@)
755 */
756 LONG WINAPI _llseek( HFILE hFile, LONG lOffset, INT nOrigin )
757 {
758 return SetFilePointer( LongToHandle(hFile), lOffset, NULL, nOrigin );
759 }
760
761
762 /***********************************************************************
763 * _lwrite (KERNEL32.@)
764 */
765 UINT WINAPI _lwrite( HFILE hFile, LPCSTR buffer, UINT count )
766 {
767 return (UINT)_hwrite( hFile, buffer, (LONG)count );
768 }
769
770
771 /***********************************************************************
772 * FlushFileBuffers (KERNEL32.@)
773 */
774 BOOL WINAPI FlushFileBuffers( HANDLE hFile )
775 {
776 NTSTATUS nts;
777 IO_STATUS_BLOCK ioblk;
778
779 if (is_console_handle( hFile ))
780 {
781 /* this will fail (as expected) for an output handle */
782 return FlushConsoleInputBuffer( hFile );
783 }
784 nts = NtFlushBuffersFile( hFile, &ioblk );
785 if (nts != STATUS_SUCCESS)
786 {
787 SetLastError( RtlNtStatusToDosError( nts ) );
788 return FALSE;
789 }
790
791 return TRUE;
792 }
793
794
795 /***********************************************************************
796 * GetFileType (KERNEL32.@)
797 */
798 DWORD WINAPI GetFileType( HANDLE hFile )
799 {
800 FILE_FS_DEVICE_INFORMATION info;
801 IO_STATUS_BLOCK io;
802 NTSTATUS status;
803
804 if (is_console_handle( hFile )) return FILE_TYPE_CHAR;
805
806 status = NtQueryVolumeInformationFile( hFile, &io, &info, sizeof(info), FileFsDeviceInformation );
807 if (status != STATUS_SUCCESS)
808 {
809 SetLastError( RtlNtStatusToDosError(status) );
810 return FILE_TYPE_UNKNOWN;
811 }
812
813 switch(info.DeviceType)
814 {
815 case FILE_DEVICE_NULL:
816 case FILE_DEVICE_SERIAL_PORT:
817 case FILE_DEVICE_PARALLEL_PORT:
818 case FILE_DEVICE_TAPE:
819 case FILE_DEVICE_UNKNOWN:
820 return FILE_TYPE_CHAR;
821 case FILE_DEVICE_NAMED_PIPE:
822 return FILE_TYPE_PIPE;
823 default:
824 return FILE_TYPE_DISK;
825 }
826 }
827
828
829 /***********************************************************************
830 * GetFileInformationByHandle (KERNEL32.@)
831 */
832 BOOL WINAPI GetFileInformationByHandle( HANDLE hFile, BY_HANDLE_FILE_INFORMATION *info )
833 {
834 FILE_ALL_INFORMATION all_info;
835 IO_STATUS_BLOCK io;
836 NTSTATUS status;
837
838 status = NtQueryInformationFile( hFile, &io, &all_info, sizeof(all_info), FileAllInformation );
839 if (status == STATUS_BUFFER_OVERFLOW) status = STATUS_SUCCESS;
840 if (status == STATUS_SUCCESS)
841 {
842 info->dwFileAttributes = all_info.BasicInformation.FileAttributes;
843 info->ftCreationTime.dwHighDateTime = all_info.BasicInformation.CreationTime.u.HighPart;
844 info->ftCreationTime.dwLowDateTime = all_info.BasicInformation.CreationTime.u.LowPart;
845 info->ftLastAccessTime.dwHighDateTime = all_info.BasicInformation.LastAccessTime.u.HighPart;
846 info->ftLastAccessTime.dwLowDateTime = all_info.BasicInformation.LastAccessTime.u.LowPart;
847 info->ftLastWriteTime.dwHighDateTime = all_info.BasicInformation.LastWriteTime.u.HighPart;
848 info->ftLastWriteTime.dwLowDateTime = all_info.BasicInformation.LastWriteTime.u.LowPart;
849 info->dwVolumeSerialNumber = 0; /* FIXME */
850 info->nFileSizeHigh = all_info.StandardInformation.EndOfFile.u.HighPart;
851 info->nFileSizeLow = all_info.StandardInformation.EndOfFile.u.LowPart;
852 info->nNumberOfLinks = all_info.StandardInformation.NumberOfLinks;
853 info->nFileIndexHigh = all_info.InternalInformation.IndexNumber.u.HighPart;
854 info->nFileIndexLow = all_info.InternalInformation.IndexNumber.u.LowPart;
855 return TRUE;
856 }
857 SetLastError( RtlNtStatusToDosError(status) );
858 return FALSE;
859 }
860
861
862 /***********************************************************************
863 * GetFileSize (KERNEL32.@)
864 *
865 * Retrieve the size of a file.
866 *
867 * PARAMS
868 * hFile [I] File to retrieve size of.
869 * filesizehigh [O] On return, the high bits of the file size.
870 *
871 * RETURNS
872 * Success: The low bits of the file size.
873 * Failure: INVALID_FILE_SIZE. As this is could also be a success value,
874 * check GetLastError() for values other than ERROR_SUCCESS.
875 */
876 DWORD WINAPI GetFileSize( HANDLE hFile, LPDWORD filesizehigh )
877 {
878 LARGE_INTEGER size;
879 if (!GetFileSizeEx( hFile, &size )) return INVALID_FILE_SIZE;
880 if (filesizehigh) *filesizehigh = size.u.HighPart;
881 if (size.u.LowPart == INVALID_FILE_SIZE) SetLastError(0);
882 return size.u.LowPart;
883 }
884
885
886 /***********************************************************************
887 * GetFileSizeEx (KERNEL32.@)
888 *
889 * Retrieve the size of a file.
890 *
891 * PARAMS
892 * hFile [I] File to retrieve size of.
893 * lpFileSIze [O] On return, the size of the file.
894 *
895 * RETURNS
896 * Success: TRUE.
897 * Failure: FALSE, check GetLastError().
898 */
899 BOOL WINAPI GetFileSizeEx( HANDLE hFile, PLARGE_INTEGER lpFileSize )
900 {
901 FILE_STANDARD_INFORMATION info;
902 IO_STATUS_BLOCK io;
903 NTSTATUS status;
904
905 status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileStandardInformation );
906 if (status == STATUS_SUCCESS)
907 {
908 *lpFileSize = info.EndOfFile;
909 return TRUE;
910 }
911 SetLastError( RtlNtStatusToDosError(status) );
912 return FALSE;
913 }
914
915
916 /**************************************************************************
917 * SetEndOfFile (KERNEL32.@)
918 *
919 * Sets the current position as the end of the file.
920 *
921 * PARAMS
922 * hFile [I] File handle.
923 *
924 * RETURNS
925 * Success: TRUE.
926 * Failure: FALSE, check GetLastError().
927 */
928 BOOL WINAPI SetEndOfFile( HANDLE hFile )
929 {
930 FILE_POSITION_INFORMATION pos;
931 FILE_END_OF_FILE_INFORMATION eof;
932 IO_STATUS_BLOCK io;
933 NTSTATUS status;
934
935 status = NtQueryInformationFile( hFile, &io, &pos, sizeof(pos), FilePositionInformation );
936 if (status == STATUS_SUCCESS)
937 {
938 eof.EndOfFile = pos.CurrentByteOffset;
939 status = NtSetInformationFile( hFile, &io, &eof, sizeof(eof), FileEndOfFileInformation );
940 }
941 if (status == STATUS_SUCCESS) return TRUE;
942 SetLastError( RtlNtStatusToDosError(status) );
943 return FALSE;
944 }
945
946
947 /***********************************************************************
948 * SetFilePointer (KERNEL32.@)
949 */
950 DWORD WINAPI SetFilePointer( HANDLE hFile, LONG distance, LONG *highword, DWORD method )
951 {
952 LARGE_INTEGER dist, newpos;
953
954 if (highword)
955 {
956 dist.u.LowPart = distance;
957 dist.u.HighPart = *highword;
958 }
959 else dist.QuadPart = distance;
960
961 if (!SetFilePointerEx( hFile, dist, &newpos, method )) return INVALID_SET_FILE_POINTER;
962
963 if (highword) *highword = newpos.u.HighPart;
964 if (newpos.u.LowPart == INVALID_SET_FILE_POINTER) SetLastError( 0 );
965 return newpos.u.LowPart;
966 }
967
968
969 /***********************************************************************
970 * SetFilePointerEx (KERNEL32.@)
971 */
972 BOOL WINAPI SetFilePointerEx( HANDLE hFile, LARGE_INTEGER distance,
973 LARGE_INTEGER *newpos, DWORD method )
974 {
975 LONGLONG pos;
976 IO_STATUS_BLOCK io;
977 FILE_POSITION_INFORMATION info;
978
979 switch(method)
980 {
981 case FILE_BEGIN:
982 pos = distance.QuadPart;
983 break;
984 case FILE_CURRENT:
985 if (NtQueryInformationFile( hFile, &io, &info, sizeof(info), FilePositionInformation ))
986 goto error;
987 pos = info.CurrentByteOffset.QuadPart + distance.QuadPart;
988 break;
989 case FILE_END:
990 {
991 FILE_END_OF_FILE_INFORMATION eof;
992 if (NtQueryInformationFile( hFile, &io, &eof, sizeof(eof), FileEndOfFileInformation ))
993 goto error;
994 pos = eof.EndOfFile.QuadPart + distance.QuadPart;
995 }
996 break;
997 default:
998 SetLastError( ERROR_INVALID_PARAMETER );
999 return FALSE;
1000 }
1001
1002 if (pos < 0)
1003 {
1004 SetLastError( ERROR_NEGATIVE_SEEK );
1005 return FALSE;
1006 }
1007
1008 info.CurrentByteOffset.QuadPart = pos;
1009 if (NtSetInformationFile( hFile, &io, &info, sizeof(info), FilePositionInformation ))
1010 goto error;
1011 if (newpos) newpos->QuadPart = pos;
1012 return TRUE;
1013
1014 error:
1015 SetLastError( RtlNtStatusToDosError(io.u.Status) );
1016 return FALSE;
1017 }
1018
1019 /***********************************************************************
1020 * SetFileValidData (KERNEL32.@)
1021 */
1022 BOOL WINAPI SetFileValidData( HANDLE hFile, LONGLONG ValidDataLength )
1023 {
1024 FIXME("stub: %p, %s\n", hFile, wine_dbgstr_longlong(ValidDataLength));
1025 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1026 return FALSE;
1027 }
1028
1029 /***********************************************************************
1030 * GetFileTime (KERNEL32.@)
1031 */
1032 BOOL WINAPI GetFileTime( HANDLE hFile, FILETIME *lpCreationTime,
1033 FILETIME *lpLastAccessTime, FILETIME *lpLastWriteTime )
1034 {
1035 FILE_BASIC_INFORMATION info;
1036 IO_STATUS_BLOCK io;
1037 NTSTATUS status;
1038
1039 status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
1040 if (status == STATUS_SUCCESS)
1041 {
1042 if (lpCreationTime)
1043 {
1044 lpCreationTime->dwHighDateTime = info.CreationTime.u.HighPart;
1045 lpCreationTime->dwLowDateTime = info.CreationTime.u.LowPart;
1046 }
1047 if (lpLastAccessTime)
1048 {
1049 lpLastAccessTime->dwHighDateTime = info.LastAccessTime.u.HighPart;
1050 lpLastAccessTime->dwLowDateTime = info.LastAccessTime.u.LowPart;
1051 }
1052 if (lpLastWriteTime)
1053 {
1054 lpLastWriteTime->dwHighDateTime = info.LastWriteTime.u.HighPart;
1055 lpLastWriteTime->dwLowDateTime = info.LastWriteTime.u.LowPart;
1056 }
1057 return TRUE;
1058 }
1059 SetLastError( RtlNtStatusToDosError(status) );
1060 return FALSE;
1061 }
1062
1063
1064 /***********************************************************************
1065 * SetFileTime (KERNEL32.@)
1066 */
1067 BOOL WINAPI SetFileTime( HANDLE hFile, const FILETIME *ctime,
1068 const FILETIME *atime, const FILETIME *mtime )
1069 {
1070 FILE_BASIC_INFORMATION info;
1071 IO_STATUS_BLOCK io;
1072 NTSTATUS status;
1073
1074 memset( &info, 0, sizeof(info) );
1075 if (ctime)
1076 {
1077 info.CreationTime.u.HighPart = ctime->dwHighDateTime;
1078 info.CreationTime.u.LowPart = ctime->dwLowDateTime;
1079 }
1080 if (atime)
1081 {
1082 info.LastAccessTime.u.HighPart = atime->dwHighDateTime;
1083 info.LastAccessTime.u.LowPart = atime->dwLowDateTime;
1084 }
1085 if (mtime)
1086 {
1087 info.LastWriteTime.u.HighPart = mtime->dwHighDateTime;
1088 info.LastWriteTime.u.LowPart = mtime->dwLowDateTime;
1089 }
1090
1091 status = NtSetInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
1092 if (status == STATUS_SUCCESS) return TRUE;
1093 SetLastError( RtlNtStatusToDosError(status) );
1094 return FALSE;
1095 }
1096
1097
1098 /**************************************************************************
1099 * LockFile (KERNEL32.@)
1100 */
1101 BOOL WINAPI LockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
1102 DWORD count_low, DWORD count_high )
1103 {
1104 NTSTATUS status;
1105 LARGE_INTEGER count, offset;
1106
1107 TRACE( "%p %x%08x %x%08x\n",
1108 hFile, offset_high, offset_low, count_high, count_low );
1109
1110 count.u.LowPart = count_low;
1111 count.u.HighPart = count_high;
1112 offset.u.LowPart = offset_low;
1113 offset.u.HighPart = offset_high;
1114
1115 status = NtLockFile( hFile, 0, NULL, NULL,
1116 NULL, &offset, &count, NULL, TRUE, TRUE );
1117
1118 if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
1119 return !status;
1120 }
1121
1122
1123 /**************************************************************************
1124 * LockFileEx [KERNEL32.@]
1125 *
1126 * Locks a byte range within an open file for shared or exclusive access.
1127 *
1128 * RETURNS
1129 * success: TRUE
1130 * failure: FALSE
1131 *
1132 * NOTES
1133 * Per Microsoft docs, the third parameter (reserved) must be set to 0.
1134 */
1135 BOOL WINAPI LockFileEx( HANDLE hFile, DWORD flags, DWORD reserved,
1136 DWORD count_low, DWORD count_high, LPOVERLAPPED overlapped )
1137 {
1138 NTSTATUS status;
1139 LARGE_INTEGER count, offset;
1140 LPVOID cvalue = NULL;
1141
1142 if (reserved)
1143 {
1144 SetLastError( ERROR_INVALID_PARAMETER );
1145 return FALSE;
1146 }
1147
1148 TRACE( "%p %x%08x %x%08x flags %x\n",
1149 hFile, overlapped->u.s.OffsetHigh, overlapped->u.s.Offset,
1150 count_high, count_low, flags );
1151
1152 count.u.LowPart = count_low;
1153 count.u.HighPart = count_high;
1154 offset.u.LowPart = overlapped->u.s.Offset;
1155 offset.u.HighPart = overlapped->u.s.OffsetHigh;
1156
1157 if (((ULONG_PTR)overlapped->hEvent & 1) == 0) cvalue = overlapped;
1158
1159 status = NtLockFile( hFile, overlapped->hEvent, NULL, cvalue,
1160 NULL, &offset, &count, NULL,
1161 flags & LOCKFILE_FAIL_IMMEDIATELY,
1162 flags & LOCKFILE_EXCLUSIVE_LOCK );
1163
1164 if (status) SetLastError( RtlNtStatusToDosError(status) );
1165 return !status;
1166 }
1167
1168
1169 /**************************************************************************
1170 * UnlockFile (KERNEL32.@)
1171 */
1172 BOOL WINAPI UnlockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
1173 DWORD count_low, DWORD count_high )
1174 {
1175 NTSTATUS status;
1176 LARGE_INTEGER count, offset;
1177
1178 count.u.LowPart = count_low;
1179 count.u.HighPart = count_high;
1180 offset.u.LowPart = offset_low;
1181 offset.u.HighPart = offset_high;
1182
1183 status = NtUnlockFile( hFile, NULL, &offset, &count, NULL);
1184 if (status) SetLastError( RtlNtStatusToDosError(status) );
1185 return !status;
1186 }
1187
1188
1189 /**************************************************************************
1190 * UnlockFileEx (KERNEL32.@)
1191 */
1192 BOOL WINAPI UnlockFileEx( HANDLE hFile, DWORD reserved, DWORD count_low, DWORD count_high,
1193 LPOVERLAPPED overlapped )
1194 {
1195 if (reserved)
1196 {
1197 SetLastError( ERROR_INVALID_PARAMETER );
1198 return FALSE;
1199 }
1200 if (overlapped->hEvent) FIXME("Unimplemented overlapped operation\n");
1201
1202 return UnlockFile( hFile, overlapped->u.s.Offset, overlapped->u.s.OffsetHigh, count_low, count_high );
1203 }
1204
1205
1206 /*************************************************************************
1207 * SetHandleCount (KERNEL32.@)
1208 */
1209 UINT WINAPI SetHandleCount( UINT count )
1210 {
1211 return count;
1212 }
1213
1214
1215 /**************************************************************************
1216 * Operations on file names *
1217 **************************************************************************/
1218
1219
1220 /*************************************************************************
1221 * CreateFileW [KERNEL32.@] Creates or opens a file or other object
1222 *
1223 * Creates or opens an object, and returns a handle that can be used to
1224 * access that object.
1225 *
1226 * PARAMS
1227 *
1228 * filename [in] pointer to filename to be accessed
1229 * access [in] access mode requested
1230 * sharing [in] share mode
1231 * sa [in] pointer to security attributes
1232 * creation [in] how to create the file
1233 * attributes [in] attributes for newly created file
1234 * template [in] handle to file with extended attributes to copy
1235 *
1236 * RETURNS
1237 * Success: Open handle to specified file
1238 * Failure: INVALID_HANDLE_VALUE
1239 */
1240 HANDLE WINAPI CreateFileW( LPCWSTR filename, DWORD access, DWORD sharing,
1241 LPSECURITY_ATTRIBUTES sa, DWORD creation,
1242 DWORD attributes, HANDLE template )
1243 {
1244 NTSTATUS status;
1245 UINT options;
1246 OBJECT_ATTRIBUTES attr;
1247 UNICODE_STRING nameW;
1248 IO_STATUS_BLOCK io;
1249 HANDLE ret;
1250 DWORD dosdev;
1251 const WCHAR *vxd_name = NULL;
1252 static const WCHAR bkslashes_with_dotW[] = {'\\','\\','.','\\',0};
1253 static const WCHAR coninW[] = {'C','O','N','I','N','$',0};
1254 static const WCHAR conoutW[] = {'C','O','N','O','U','T','$',0};
1255 SECURITY_QUALITY_OF_SERVICE qos;
1256
1257 static const UINT nt_disposition[5] =
1258 {
1259 FILE_CREATE, /* CREATE_NEW */
1260 FILE_OVERWRITE_IF, /* CREATE_ALWAYS */
1261 FILE_OPEN, /* OPEN_EXISTING */
1262 FILE_OPEN_IF, /* OPEN_ALWAYS */
1263 FILE_OVERWRITE /* TRUNCATE_EXISTING */
1264 };
1265
1266
1267 /* sanity checks */
1268
1269 if (!filename || !filename[0])
1270 {
1271 SetLastError( ERROR_PATH_NOT_FOUND );
1272 return INVALID_HANDLE_VALUE;
1273 }
1274
1275 TRACE("%s %s%s%s%s%s%s%s creation %d attributes 0x%x\n", debugstr_w(filename),
1276 (access & GENERIC_READ)?"GENERIC_READ ":"",
1277 (access & GENERIC_WRITE)?"GENERIC_WRITE ":"",
1278 (access & GENERIC_EXECUTE)?"GENERIC_EXECUTE ":"",
1279 (!access)?"QUERY_ACCESS ":"",
1280 (sharing & FILE_SHARE_READ)?"FILE_SHARE_READ ":"",
1281 (sharing & FILE_SHARE_WRITE)?"FILE_SHARE_WRITE ":"",
1282 (sharing & FILE_SHARE_DELETE)?"FILE_SHARE_DELETE ":"",
1283 creation, attributes);
1284
1285 /* Open a console for CONIN$ or CONOUT$ */
1286
1287 if (!strcmpiW(filename, coninW) || !strcmpiW(filename, conoutW))
1288 {
1289 ret = OpenConsoleW(filename, access, (sa && sa->bInheritHandle), creation);
1290 goto done;
1291 }
1292
1293 if (!strncmpW(filename, bkslashes_with_dotW, 4))
1294 {
1295 static const WCHAR pipeW[] = {'P','I','P','E','\\',0};
1296 static const WCHAR mailslotW[] = {'M','A','I','L','S','L','O','T','\\',0};
1297
1298 if ((isalphaW(filename[4]) && filename[5] == ':' && filename[6] == '\0') ||
1299 !strncmpiW( filename + 4, pipeW, 5 ) ||
1300 !strncmpiW( filename + 4, mailslotW, 9 ))
1301 {
1302 dosdev = 0;
1303 }
1304 else if ((dosdev = RtlIsDosDeviceName_U( filename + 4 )))
1305 {
1306 dosdev += MAKELONG( 0, 4*sizeof(WCHAR) ); /* adjust position to start of filename */
1307 }
1308 else if (GetVersion() & 0x80000000)
1309 {
1310 vxd_name = filename + 4;
1311 }
1312 }
1313 else dosdev = RtlIsDosDeviceName_U( filename );
1314
1315 if (dosdev)
1316 {
1317 static const WCHAR conW[] = {'C','O','N'};
1318
1319 if (LOWORD(dosdev) == sizeof(conW) &&
1320 !memicmpW( filename + HIWORD(dosdev)/sizeof(WCHAR), conW, sizeof(conW)/sizeof(WCHAR)))
1321 {
1322 switch (access & (GENERIC_READ|GENERIC_WRITE))
1323 {
1324 case GENERIC_READ:
1325 ret = OpenConsoleW(coninW, access, (sa && sa->bInheritHandle), creation);
1326 goto done;
1327 case GENERIC_WRITE:
1328 ret = OpenConsoleW(conoutW, access, (sa && sa->bInheritHandle), creation);
1329 goto done;
1330 default:
1331 SetLastError( ERROR_FILE_NOT_FOUND );
1332 return INVALID_HANDLE_VALUE;
1333 }
1334 }
1335 }
1336
1337 if (creation < CREATE_NEW || creation > TRUNCATE_EXISTING)
1338 {
1339 SetLastError( ERROR_INVALID_PARAMETER );
1340 return INVALID_HANDLE_VALUE;
1341 }
1342
1343 if (!RtlDosPathNameToNtPathName_U( filename, &nameW, NULL, NULL ))
1344 {
1345 SetLastError( ERROR_PATH_NOT_FOUND );
1346 return INVALID_HANDLE_VALUE;
1347 }
1348
1349 /* now call NtCreateFile */
1350
1351 options = 0;
1352 if (attributes & FILE_FLAG_BACKUP_SEMANTICS)
1353 options |= FILE_OPEN_FOR_BACKUP_INTENT;
1354 else
1355 options |= FILE_NON_DIRECTORY_FILE;
1356 if (attributes & FILE_FLAG_DELETE_ON_CLOSE)
1357 {
1358 options |= FILE_DELETE_ON_CLOSE;
1359 access |= DELETE;
1360 }
1361 if (attributes & FILE_FLAG_NO_BUFFERING)
1362 options |= FILE_NO_INTERMEDIATE_BUFFERING;
1363 if (!(attributes & FILE_FLAG_OVERLAPPED))
1364 options |= FILE_SYNCHRONOUS_IO_ALERT;
1365 if (attributes & FILE_FLAG_RANDOM_ACCESS)
1366 options |= FILE_RANDOM_ACCESS;
1367 attributes &= FILE_ATTRIBUTE_VALID_FLAGS;
1368
1369 attr.Length = sizeof(attr);
1370 attr.RootDirectory = 0;
1371 attr.Attributes = OBJ_CASE_INSENSITIVE;
1372 attr.ObjectName = &nameW;
1373 attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
1374 if (attributes & SECURITY_SQOS_PRESENT)
1375 {
1376 qos.Length = sizeof(qos);
1377 qos.ImpersonationLevel = (attributes >> 16) & 0x3;
1378 qos.ContextTrackingMode = attributes & SECURITY_CONTEXT_TRACKING ? SECURITY_DYNAMIC_TRACKING : SECURITY_STATIC_TRACKING;
1379 qos.EffectiveOnly = attributes & SECURITY_EFFECTIVE_ONLY ? TRUE : FALSE;
1380 attr.SecurityQualityOfService = &qos;
1381 }
1382 else
1383 attr.SecurityQualityOfService = NULL;
1384
1385 if (sa && sa->bInheritHandle) attr.Attributes |= OBJ_INHERIT;
1386
1387 status = NtCreateFile( &ret, access, &attr, &io, NULL, attributes,
1388 sharing, nt_disposition[creation - CREATE_NEW],
1389 options, NULL, 0 );
1390 if (status)
1391 {
1392 if (vxd_name && vxd_name[0])
1393 {
1394 static HANDLE (*vxd_open)(LPCWSTR,DWORD,SECURITY_ATTRIBUTES*);
1395 if (!vxd_open) vxd_open = (void *)GetProcAddress( GetModuleHandleA("krnl386.exe16"),
1396 "__wine_vxd_open" );
1397 if (vxd_open && (ret = vxd_open( vxd_name, access, sa ))) goto done;
1398 }
1399
1400 WARN("Unable to create file %s (status %x)\n", debugstr_w(filename), status);
1401 ret = INVALID_HANDLE_VALUE;
1402
1403 /* In the case file creation was rejected due to CREATE_NEW flag
1404 * was specified and file with that name already exists, correct
1405 * last error is ERROR_FILE_EXISTS and not ERROR_ALREADY_EXISTS.
1406 * Note: RtlNtStatusToDosError is not the subject to blame here.
1407 */
1408 if (status == STATUS_OBJECT_NAME_COLLISION)
1409 SetLastError( ERROR_FILE_EXISTS );
1410 else
1411 SetLastError( RtlNtStatusToDosError(status) );
1412 }
1413 else
1414 {
1415 if ((creation == CREATE_ALWAYS && io.Information == FILE_OVERWRITTEN) ||
1416 (creation == OPEN_ALWAYS && io.Information == FILE_OPENED))
1417 SetLastError( ERROR_ALREADY_EXISTS );
1418 else
1419 SetLastError( 0 );
1420 }
1421 RtlFreeUnicodeString( &nameW );
1422
1423 done:
1424 if (!ret) ret = INVALID_HANDLE_VALUE;
1425 TRACE("returning %p\n", ret);
1426 return ret;
1427 }
1428
1429
1430
1431 /*************************************************************************
1432 * CreateFileA (KERNEL32.@)
1433 *
1434 * See CreateFileW.
1435 */
1436 HANDLE WINAPI CreateFileA( LPCSTR filename, DWORD access, DWORD sharing,
1437 LPSECURITY_ATTRIBUTES sa, DWORD creation,
1438 DWORD attributes, HANDLE template)
1439 {
1440 WCHAR *nameW;
1441
1442 if (!(nameW = FILE_name_AtoW( filename, FALSE ))) return INVALID_HANDLE_VALUE;
1443 return CreateFileW( nameW, access, sharing, sa, creation, attributes, template );
1444 }
1445
1446
1447 /***********************************************************************
1448 * DeleteFileW (KERNEL32.@)
1449 *
1450 * Delete a file.
1451 *
1452 * PARAMS
1453 * path [I] Path to the file to delete.
1454 *
1455 * RETURNS
1456 * Success: TRUE.
1457 * Failure: FALSE, check GetLastError().
1458 */
1459 BOOL WINAPI DeleteFileW( LPCWSTR path )
1460 {
1461 UNICODE_STRING nameW;
1462 OBJECT_ATTRIBUTES attr;
1463 NTSTATUS status;
1464 HANDLE hFile;
1465 IO_STATUS_BLOCK io;
1466
1467 TRACE("%s\n", debugstr_w(path) );
1468
1469 if (!RtlDosPathNameToNtPathName_U( path, &nameW, NULL, NULL ))
1470 {
1471 SetLastError( ERROR_PATH_NOT_FOUND );
1472 return FALSE;
1473 }
1474
1475 attr.Length = sizeof(attr);
1476 attr.RootDirectory = 0;
1477 attr.Attributes = OBJ_CASE_INSENSITIVE;
1478 attr.ObjectName = &nameW;
1479 attr.SecurityDescriptor = NULL;
1480 attr.SecurityQualityOfService = NULL;
1481
1482 status = NtCreateFile(&hFile, GENERIC_READ | GENERIC_WRITE | DELETE,
1483 &attr, &io, NULL, 0,
1484 FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
1485 FILE_OPEN, FILE_DELETE_ON_CLOSE | FILE_NON_DIRECTORY_FILE, NULL, 0);
1486 if (status == STATUS_SUCCESS) status = NtClose(hFile);
1487
1488 RtlFreeUnicodeString( &nameW );
1489 if (status)
1490 {
1491 SetLastError( RtlNtStatusToDosError(status) );
1492 return FALSE;
1493 }
1494 return TRUE;
1495 }
1496
1497
1498 /***********************************************************************
1499 * DeleteFileA (KERNEL32.@)
1500 *
1501 * See DeleteFileW.
1502 */
1503 BOOL WINAPI DeleteFileA( LPCSTR path )
1504 {
1505 WCHAR *pathW;
1506
1507 if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
1508 return DeleteFileW( pathW );
1509 }
1510
1511
1512 /**************************************************************************
1513 * ReplaceFileW (KERNEL32.@)
1514 * ReplaceFile (KERNEL32.@)
1515 */
1516 BOOL WINAPI ReplaceFileW(LPCWSTR lpReplacedFileName, LPCWSTR lpReplacementFileName,
1517 LPCWSTR lpBackupFileName, DWORD dwReplaceFlags,
1518 LPVOID lpExclude, LPVOID lpReserved)
1519 {
1520 UNICODE_STRING nt_replaced_name, nt_replacement_name;
1521 ANSI_STRING unix_replaced_name, unix_replacement_name, unix_backup_name;
1522 HANDLE hReplaced = NULL, hReplacement = NULL, hBackup = NULL;
1523 DWORD error = ERROR_SUCCESS;
1524 UINT replaced_flags;
1525 BOOL ret = FALSE;
1526 NTSTATUS status;
1527 IO_STATUS_BLOCK io;
1528 OBJECT_ATTRIBUTES attr;
1529
1530 if (dwReplaceFlags)
1531 FIXME("Ignoring flags %x\n", dwReplaceFlags);
1532
1533 /* First two arguments are mandatory */
1534 if (!lpReplacedFileName || !lpReplacementFileName)
1535 {
1536 SetLastError(ERROR_INVALID_PARAMETER);
1537 return FALSE;
1538 }
1539
1540 unix_replaced_name.Buffer = NULL;
1541 unix_replacement_name.Buffer = NULL;
1542 unix_backup_name.Buffer = NULL;
1543
1544 attr.Length = sizeof(attr);
1545 attr.RootDirectory = 0;
1546 attr.Attributes = OBJ_CASE_INSENSITIVE;
1547 attr.ObjectName = NULL;
1548 attr.SecurityDescriptor = NULL;
1549 attr.SecurityQualityOfService = NULL;
1550
1551 /* Open the "replaced" file for reading and writing */
1552 if (!(RtlDosPathNameToNtPathName_U(lpReplacedFileName, &nt_replaced_name, NULL, NULL)))
1553 {
1554 error = ERROR_PATH_NOT_FOUND;
1555 goto fail;
1556 }
1557 replaced_flags = lpBackupFileName ? FILE_OPEN : FILE_OPEN_IF;
1558 attr.ObjectName = &nt_replaced_name;
1559 status = NtOpenFile(&hReplaced, GENERIC_READ|GENERIC_WRITE|DELETE|SYNCHRONIZE,
1560 &attr, &io,
1561 FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
1562 FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE);
1563 if (status == STATUS_SUCCESS)
1564 status = wine_nt_to_unix_file_name(&nt_replaced_name, &unix_replaced_name, replaced_flags, FALSE);
1565 RtlFreeUnicodeString(&nt_replaced_name);
1566 if (status != STATUS_SUCCESS)
1567 {
1568 if (status == STATUS_OBJECT_NAME_NOT_FOUND)
1569 error = ERROR_FILE_NOT_FOUND;
1570 else
1571 error = ERROR_UNABLE_TO_REMOVE_REPLACED;
1572 goto fail;
1573 }
1574
1575 /*
1576 * Open the replacement file for reading, writing, and deleting
1577 * (writing and deleting are needed when finished)
1578 */
1579 if (!(RtlDosPathNameToNtPathName_U(lpReplacementFileName, &nt_replacement_name, NULL, NULL)))
1580 {
1581 error = ERROR_PATH_NOT_FOUND;
1582 goto fail;
1583 }
1584 attr.ObjectName = &nt_replacement_name;
1585 status = NtOpenFile(&hReplacement,
1586 GENERIC_READ|GENERIC_WRITE|DELETE|WRITE_DAC|SYNCHRONIZE,
1587 &attr, &io, 0,
1588 FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE);
1589 if (status == STATUS_SUCCESS)
1590 status = wine_nt_to_unix_file_name(&nt_replacement_name, &unix_replacement_name, FILE_OPEN, FALSE);
1591 RtlFreeUnicodeString(&nt_replacement_name);
1592 if (status != STATUS_SUCCESS)
1593 {
1594 error = RtlNtStatusToDosError(status);
1595 goto fail;
1596 }
1597
1598 /* If the user wants a backup then that needs to be performed first */
1599 if (lpBackupFileName)
1600 {
1601 UNICODE_STRING nt_backup_name;
1602 FILE_BASIC_INFORMATION replaced_info;
1603
1604 /* Obtain the file attributes from the "replaced" file */
1605 status = NtQueryInformationFile(hReplaced, &io, &replaced_info,
1606 sizeof(replaced_info),
1607 FileBasicInformation);
1608 if (status != STATUS_SUCCESS)
1609 {
1610 error = RtlNtStatusToDosError(status);
1611 goto fail;
1612 }
1613
1614 if (!(RtlDosPathNameToNtPathName_U(lpBackupFileName, &nt_backup_name, NULL, NULL)))
1615 {
1616 error = ERROR_PATH_NOT_FOUND;
1617 goto fail;
1618 }
1619 attr.ObjectName = &nt_backup_name;
1620 /* Open the backup with permissions to write over it */
1621 status = NtCreateFile(&hBackup, GENERIC_WRITE,
1622 &attr, &io, NULL, replaced_info.FileAttributes,
1623 FILE_SHARE_WRITE, FILE_OPEN_IF,
1624 FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE,
1625 NULL, 0);
1626 if (status == STATUS_SUCCESS)
1627 status = wine_nt_to_unix_file_name(&nt_backup_name, &unix_backup_name, FILE_OPEN_IF, FALSE);
1628 RtlFreeUnicodeString(&nt_backup_name);
1629 if (status != STATUS_SUCCESS)
1630 {
1631 error = RtlNtStatusToDosError(status);
1632 goto fail;
1633 }
1634
1635 /* If an existing backup exists then copy over it */
1636 if (rename(unix_replaced_name.Buffer, unix_backup_name.Buffer) == -1)
1637 {
1638 error = ERROR_UNABLE_TO_REMOVE_REPLACED; /* is this correct? */
1639 goto fail;
1640 }
1641 }
1642
1643 /*
1644 * Now that the backup has been performed (if requested), copy the replacement
1645 * into place
1646 */
1647 if (rename(unix_replacement_name.Buffer, unix_replaced_name.Buffer) == -1)
1648 {
1649 if (errno == EACCES)
1650 {
1651 /* Inappropriate permissions on "replaced", rename will fail */
1652 error = ERROR_UNABLE_TO_REMOVE_REPLACED;
1653 goto fail;
1654 }
1655 /* on failure we need to indicate whether a backup was made */
1656 if (!lpBackupFileName)
1657 error = ERROR_UNABLE_TO_MOVE_REPLACEMENT;
1658 else
1659 error = ERROR_UNABLE_TO_MOVE_REPLACEMENT_2;
1660 goto fail;
1661 }
1662 /* Success! */
1663 ret = TRUE;
1664
1665 /* Perform resource cleanup */
1666 fail:
1667 if (hBackup) CloseHandle(hBackup);
1668 if (hReplaced) CloseHandle(hReplaced);
1669 if (hReplacement) CloseHandle(hReplacement);
1670 RtlFreeAnsiString(&unix_backup_name);
1671 RtlFreeAnsiString(&unix_replacement_name);
1672 RtlFreeAnsiString(&unix_replaced_name);
1673
1674 /* If there was an error, set the error code */
1675 if(!ret)
1676 SetLastError(error);
1677 return ret;
1678 }
1679
1680
1681 /**************************************************************************
1682 * ReplaceFileA (KERNEL32.@)
1683 */
1684 BOOL WINAPI ReplaceFileA(LPCSTR lpReplacedFileName,LPCSTR lpReplacementFileName,
1685 LPCSTR lpBackupFileName, DWORD dwReplaceFlags,
1686 LPVOID lpExclude, LPVOID lpReserved)
1687 {
1688 WCHAR *replacedW, *replacementW, *backupW = NULL;
1689 BOOL ret;
1690
1691 /* This function only makes sense when the first two parameters are defined */
1692 if (!lpReplacedFileName || !(replacedW = FILE_name_AtoW( lpReplacedFileName, TRUE )))
1693 {
1694 SetLastError(ERROR_INVALID_PARAMETER);
1695 return FALSE;
1696 }
1697 if (!lpReplacementFileName || !(replacementW = FILE_name_AtoW( lpReplacementFileName, TRUE )))
1698 {
1699 HeapFree( GetProcessHeap(), 0, replacedW );
1700 SetLastError(ERROR_INVALID_PARAMETER);
1701 return FALSE;
1702 }
1703 /* The backup parameter, however, is optional */
1704 if (lpBackupFileName)
1705 {
1706 if (!(backupW = FILE_name_AtoW( lpBackupFileName, TRUE )))
1707 {
1708 HeapFree( GetProcessHeap(), 0, replacedW );
1709 HeapFree( GetProcessHeap(), 0, replacementW );
1710 SetLastError(ERROR_INVALID_PARAMETER);
1711 return FALSE;
1712 }
1713 }
1714 ret = ReplaceFileW( replacedW, replacementW, backupW, dwReplaceFlags, lpExclude, lpReserved );
1715 HeapFree( GetProcessHeap(), 0, replacedW );
1716 HeapFree( GetProcessHeap(), 0, replacementW );
1717 HeapFree( GetProcessHeap(), 0, backupW );
1718 return ret;
1719 }
1720
1721
1722 /*************************************************************************
1723 * FindFirstFileExW (KERNEL32.@)
1724 *
1725 * NOTE: The FindExSearchLimitToDirectories is ignored - it gives the same
1726 * results as FindExSearchNameMatch
1727 */
1728 HANDLE WINAPI FindFirstFileExW( LPCWSTR filename, FINDEX_INFO_LEVELS level,
1729 LPVOID data, FINDEX_SEARCH_OPS search_op,
1730 LPVOID filter, DWORD flags)
1731 {
1732 WCHAR *mask, *p;
1733 FIND_FIRST_INFO *info = NULL;
1734 UNICODE_STRING nt_name;
1735 OBJECT_ATTRIBUTES attr;
1736 IO_STATUS_BLOCK io;
1737 NTSTATUS status;
1738 DWORD device = 0;
1739
1740 TRACE("%s %d %p %d %p %x\n", debugstr_w(filename), level, data, search_op, filter, flags);
1741
1742 if ((search_op != FindExSearchNameMatch && search_op != FindExSearchLimitToDirectories)
1743 || flags != 0)
1744 {
1745 FIXME("options not implemented 0x%08x 0x%08x\n", search_op, flags );
1746 return INVALID_HANDLE_VALUE;
1747 }
1748 if (level != FindExInfoStandard)
1749 {
1750 FIXME("info level %d not implemented\n", level );
1751 return INVALID_HANDLE_VALUE;
1752 }
1753
1754 if (!RtlDosPathNameToNtPathName_U( filename, &nt_name, &mask, NULL ))
1755 {
1756 SetLastError( ERROR_PATH_NOT_FOUND );
1757 return INVALID_HANDLE_VALUE;
1758 }
1759
1760 if (!(info = HeapAlloc( GetProcessHeap(), 0, sizeof(*info))))
1761 {
1762 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1763 goto error;
1764 }
1765
1766 if (!mask && (device = RtlIsDosDeviceName_U( filename )))
1767 {
1768 static const WCHAR dotW[] = {'.',0};
1769 WCHAR *dir = NULL;
1770
1771 /* we still need to check that the directory can be opened */
1772
1773 if (HIWORD(device))
1774 {
1775 if (!(dir = HeapAlloc( GetProcessHeap(), 0, HIWORD(device) + sizeof(WCHAR) )))
1776 {
1777 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1778 goto error;
1779 }
1780 memcpy( dir, filename, HIWORD(device) );
1781 dir[HIWORD(device)/sizeof(WCHAR)] = 0;
1782 }
1783 RtlFreeUnicodeString( &nt_name );
1784 if (!RtlDosPathNameToNtPathName_U( dir ? dir : dotW, &nt_name, &mask, NULL ))
1785 {
1786 HeapFree( GetProcessHeap(), 0, dir );
1787 SetLastError( ERROR_PATH_NOT_FOUND );
1788 goto error;
1789 }
1790 HeapFree( GetProcessHeap(), 0, dir );
1791 RtlInitUnicodeString( &info->mask, NULL );
1792 }
1793 else if (!mask || !*mask)
1794 {
1795 SetLastError( ERROR_FILE_NOT_FOUND );
1796 goto error;
1797 }
1798 else
1799 {
1800 if (!RtlCreateUnicodeString( &info->mask, mask ))
1801 {
1802 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1803 goto error;
1804 }
1805
1806 /* truncate dir name before mask */
1807 *mask = 0;
1808 nt_name.Length = (mask - nt_name.Buffer) * sizeof(WCHAR);
1809 }
1810
1811 /* check if path is the root of the drive */
1812 info->is_root = FALSE;
1813 p = nt_name.Buffer + 4; /* skip \??\ prefix */
1814 if (p[0] && p[1] == ':')
1815 {
1816 p += 2;
1817 while (*p == '\\') p++;
1818 info->is_root = (*p == 0);
1819 }
1820
1821 attr.Length = sizeof(attr);
1822 attr.RootDirectory = 0;
1823 attr.Attributes = OBJ_CASE_INSENSITIVE;
1824 attr.ObjectName = &nt_name;
1825 attr.SecurityDescriptor = NULL;
1826 attr.SecurityQualityOfService = NULL;
1827
1828 status = NtOpenFile( &info->handle, GENERIC_READ, &attr, &io,
1829 FILE_SHARE_READ | FILE_SHARE_WRITE,
1830 FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
1831
1832 if (status != STATUS_SUCCESS)
1833 {
1834 RtlFreeUnicodeString( &info->mask );
1835 if (status == STATUS_OBJECT_NAME_NOT_FOUND)
1836 SetLastError( ERROR_PATH_NOT_FOUND );
1837 else
1838 SetLastError( RtlNtStatusToDosError(status) );
1839 goto error;
1840 }
1841
1842 RtlInitializeCriticalSection( &info->cs );
1843 info->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": FIND_FIRST_INFO.cs");
1844 info->path = nt_name;
1845 info->magic = FIND_FIRST_MAGIC;
1846 info->data_pos = 0;
1847 info->data_len = 0;
1848 info->search_op = search_op;
1849
1850 if (device)
1851 {
1852 WIN32_FIND_DATAW *wfd = data;
1853
1854 memset( wfd, 0, sizeof(*wfd) );
1855 memcpy( wfd->cFileName, filename + HIWORD(device)/sizeof(WCHAR), LOWORD(device) );
1856 wfd->dwFileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1857 CloseHandle( info->handle );
1858 info->handle = 0;
1859 }
1860 else
1861 {
1862 IO_STATUS_BLOCK io;
1863
1864 NtQueryDirectoryFile( info->handle, 0, NULL, NULL, &io, info->data, sizeof(info->data),
1865 FileBothDirectoryInformation, FALSE, &info->mask, TRUE );
1866 if (io.u.Status)
1867 {
1868 FindClose( info );
1869 SetLastError( RtlNtStatusToDosError( io.u.Status ) );
1870 return INVALID_HANDLE_VALUE;
1871 }
1872 info->data_len = io.Information;
1873 if (!FindNextFileW( info, data ))
1874 {
1875 TRACE( "%s not found\n", debugstr_w(filename) );
1876 FindClose( info );
1877 SetLastError( ERROR_FILE_NOT_FOUND );
1878 return INVALID_HANDLE_VALUE;
1879 }
1880 if (!strpbrkW( info->mask.Buffer, wildcardsW ))
1881 {
1882 /* we can't find two files with the same name */
1883 CloseHandle( info->handle );
1884 info->handle = 0;
1885 }
1886 }
1887 return info;
1888
1889 error:
1890 HeapFree( GetProcessHeap(), 0, info );
1891 RtlFreeUnicodeString( &nt_name );
1892 return INVALID_HANDLE_VALUE;
1893 }
1894
1895
1896 /*************************************************************************
1897 * FindNextFileW (KERNEL32.@)
1898 */
1899 BOOL WINAPI FindNextFileW( HANDLE handle, WIN32_FIND_DATAW *data )
1900 {
1901 FIND_FIRST_INFO *info;
1902 FILE_BOTH_DIR_INFORMATION *dir_info;
1903 BOOL ret = FALSE;
1904
1905 TRACE("%p %p\n", handle, data);
1906
1907 if (!handle || handle == INVALID_HANDLE_VALUE)
1908 {
1909 SetLastError( ERROR_INVALID_HANDLE );
1910 return ret;
1911 }
1912 info = handle;
1913 if (info->magic != FIND_FIRST_MAGIC)
1914 {
1915 SetLastError( ERROR_INVALID_HANDLE );
1916 return ret;
1917 }
1918
1919 RtlEnterCriticalSection( &info->cs );
1920
1921 if (!info->handle) SetLastError( ERROR_NO_MORE_FILES );
1922 else for (;;)
1923 {
1924 if (info->data_pos >= info->data_len) /* need to read some more data */
1925 {
1926 IO_STATUS_BLOCK io;
1927
1928 NtQueryDirectoryFile( info->handle, 0, NULL, NULL, &io, info->data, sizeof(info->data),
1929 FileBothDirectoryInformation, FALSE, &info->mask, FALSE );
1930 if (io.u.Status)
1931 {
1932 SetLastError( RtlNtStatusToDosError( io.u.Status ) );
1933 if (io.u.Status == STATUS_NO_MORE_FILES)
1934 {
1935 CloseHandle( info->handle );
1936 info->handle = 0;
1937 }
1938 break;
1939 }
1940 info->data_len = io.Information;
1941 info->data_pos = 0;
1942 }
1943
1944 dir_info = (FILE_BOTH_DIR_INFORMATION *)(info->data + info->data_pos);
1945
1946 if (dir_info->NextEntryOffset) info->data_pos += dir_info->NextEntryOffset;
1947 else info->data_pos = info->data_len;
1948
1949 /* don't return '.' and '..' in the root of the drive */
1950 if (info->is_root)
1951 {
1952 if (dir_info->FileNameLength == sizeof(WCHAR) && dir_info->FileName[0] == '.') continue;
1953 if (dir_info->FileNameLength == 2 * sizeof(WCHAR) &&
1954 dir_info->FileName[0] == '.' && dir_info->FileName[1] == '.') continue;
1955 }
1956
1957 /* check for dir symlink */
1958 if ((dir_info->FileAttributes & FILE_ATTRIBUTE_DIRECTORY) &&
1959 (dir_info->FileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) &&
1960 strpbrkW( info->mask.Buffer, wildcardsW ))
1961 {
1962 if (!check_dir_symlink( info, dir_info )) continue;
1963 }
1964
1965 data->dwFileAttributes = dir_info->FileAttributes;
1966 data->ftCreationTime = *(FILETIME *)&dir_info->CreationTime;
1967 data->ftLastAccessTime = *(FILETIME *)&dir_info->LastAccessTime;
1968 data->ftLastWriteTime = *(FILETIME *)&dir_info->LastWriteTime;
1969 data->nFileSizeHigh = dir_info->EndOfFile.QuadPart >> 32;
1970 data->nFileSizeLow = (DWORD)dir_info->EndOfFile.QuadPart;
1971 data->dwReserved0 = 0;
1972 data->dwReserved1 = 0;
1973
1974 memcpy( data->cFileName, dir_info->FileName, dir_info->FileNameLength );
1975 data->cFileName[dir_info->FileNameLength/sizeof(WCHAR)] = 0;
1976 memcpy( data->cAlternateFileName, dir_info->ShortName, dir_info->ShortNameLength );
1977 data->cAlternateFileName[dir_info->ShortNameLength/sizeof(WCHAR)] = 0;
1978
1979 TRACE("returning %s (%s)\n",
1980 debugstr_w(data->cFileName), debugstr_w(data->cAlternateFileName) );
1981
1982 ret = TRUE;
1983 break;
1984 }
1985
1986 RtlLeaveCriticalSection( &info->cs );
1987 return ret;
1988 }
1989
1990
1991 /*************************************************************************
1992 * FindClose (KERNEL32.@)
1993 */
1994 BOOL WINAPI FindClose( HANDLE handle )
1995 {
1996 FIND_FIRST_INFO *info = handle;
1997
1998 if (!handle || handle == INVALID_HANDLE_VALUE)
1999 {
2000 SetLastError( ERROR_INVALID_HANDLE );
2001 return FALSE;
2002 }
2003
2004 __TRY
2005 {
2006 if (info->magic == FIND_FIRST_MAGIC)
2007 {
2008 RtlEnterCriticalSection( &info->cs );
2009 if (info->magic == FIND_FIRST_MAGIC) /* in case someone else freed it in the meantime */
2010 {
2011 info->magic = 0;
2012 if (info->handle) CloseHandle( info->handle );
2013 info->handle = 0;
2014 RtlFreeUnicodeString( &info->mask );
2015 info->mask.Buffer = NULL;
2016 RtlFreeUnicodeString( &info->path );
2017 info->data_pos = 0;
2018 info->data_len = 0;
2019 RtlLeaveCriticalSection( &info->cs );
2020 info->cs.DebugInfo->Spare[0] = 0;
2021 RtlDeleteCriticalSection( &info->cs );
2022 HeapFree( GetProcessHeap(), 0, info );
2023 }
2024 }
2025 }
2026 __EXCEPT_PAGE_FAULT
2027 {
2028 WARN("Illegal handle %p\n", handle);
2029 SetLastError( ERROR_INVALID_HANDLE );
2030 return FALSE;
2031 }
2032 __ENDTRY
2033
2034 return TRUE;
2035 }
2036
2037
2038 /*************************************************************************
2039 * FindFirstFileA (KERNEL32.@)
2040 */
2041 HANDLE WINAPI FindFirstFileA( LPCSTR lpFileName, WIN32_FIND_DATAA *lpFindData )
2042 {
2043 return FindFirstFileExA(lpFileName, FindExInfoStandard, lpFindData,
2044 FindExSearchNameMatch, NULL, 0);
2045 }
2046
2047 /*************************************************************************
2048 * FindFirstFileExA (KERNEL32.@)
2049 */
2050 HANDLE WINAPI FindFirstFileExA( LPCSTR lpFileName, FINDEX_INFO_LEVELS fInfoLevelId,
2051 LPVOID lpFindFileData, FINDEX_SEARCH_OPS fSearchOp,
2052 LPVOID lpSearchFilter, DWORD dwAdditionalFlags)
2053 {
2054 HANDLE handle;
2055 WIN32_FIND_DATAA *dataA;
2056 WIN32_FIND_DATAW dataW;
2057 WCHAR *nameW;
2058
2059 if (!(nameW = FILE_name_AtoW( lpFileName, FALSE ))) return INVALID_HANDLE_VALUE;
2060
2061 handle = FindFirstFileExW(nameW, fInfoLevelId, &dataW, fSearchOp, lpSearchFilter, dwAdditionalFlags);
2062 if (handle == INVALID_HANDLE_VALUE) return handle;
2063
2064 dataA = lpFindFileData;
2065 dataA->dwFileAttributes = dataW.dwFileAttributes;
2066 dataA->ftCreationTime = dataW.ftCreationTime;
2067 dataA->ftLastAccessTime = dataW.ftLastAccessTime;
2068 dataA->ftLastWriteTime = dataW.ftLastWriteTime;
2069 dataA->nFileSizeHigh = dataW.nFileSizeHigh;
2070 dataA->nFileSizeLow = dataW.nFileSizeLow;
2071 FILE_name_WtoA( dataW.cFileName, -1, dataA->cFileName, sizeof(dataA->cFileName) );
2072 FILE_name_WtoA( dataW.cAlternateFileName, -1, dataA->cAlternateFileName,
2073 sizeof(dataA->cAlternateFileName) );
2074 return handle;
2075 }
2076
2077
2078 /*************************************************************************
2079 * FindFirstFileW (KERNEL32.@)
2080 */
2081 HANDLE WINAPI FindFirstFileW( LPCWSTR lpFileName, WIN32_FIND_DATAW *lpFindData )
2082 {
2083 return FindFirstFileExW(lpFileName, FindExInfoStandard, lpFindData,
2084 FindExSearchNameMatch, NULL, 0);
2085 }
2086
2087
2088 /*************************************************************************
2089 * FindNextFileA (KERNEL32.@)
2090 */
2091 BOOL WINAPI FindNextFileA( HANDLE handle, WIN32_FIND_DATAA *data )
2092 {
2093 WIN32_FIND_DATAW dataW;
2094
2095 if (!FindNextFileW( handle, &dataW )) return FALSE;
2096 data->dwFileAttributes = dataW.dwFileAttributes;
2097 data->ftCreationTime = dataW.ftCreationTime;
2098 data->ftLastAccessTime = dataW.ftLastAccessTime;
2099 data->ftLastWriteTime = dataW.ftLastWriteTime;
2100 data->nFileSizeHigh = dataW.nFileSizeHigh;
2101 data->nFileSizeLow = dataW.nFileSizeLow;
2102 FILE_name_WtoA( dataW.cFileName, -1, data->cFileName, sizeof(data->cFileName) );
2103 FILE_name_WtoA( dataW.cAlternateFileName, -1, data->cAlternateFileName,
2104 sizeof(data->cAlternateFileName) );
2105 return TRUE;
2106 }
2107
2108
2109 /**************************************************************************
2110 * GetFileAttributesW (KERNEL32.@)
2111 */
2112 DWORD WINAPI GetFileAttributesW( LPCWSTR name )
2113 {
2114 FILE_BASIC_INFORMATION info;
2115 UNICODE_STRING nt_name;
2116 OBJECT_ATTRIBUTES attr;
2117 NTSTATUS status;
2118
2119 TRACE("%s\n", debugstr_w(name));
2120
2121 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2122 {
2123 SetLastError( ERROR_PATH_NOT_FOUND );
2124 return INVALID_FILE_ATTRIBUTES;
2125 }
2126
2127 attr.Length = sizeof(attr);
2128 attr.RootDirectory = 0;
2129 attr.Attributes = OBJ_CASE_INSENSITIVE;
2130 attr.ObjectName = &nt_name;
2131 attr.SecurityDescriptor = NULL;
2132 attr.SecurityQualityOfService = NULL;
2133
2134 status = NtQueryAttributesFile( &attr, &info );
2135 RtlFreeUnicodeString( &nt_name );
2136
2137 if (status == STATUS_SUCCESS) return info.FileAttributes;
2138
2139 /* NtQueryAttributesFile fails on devices, but GetFileAttributesW succeeds */
2140 if (RtlIsDosDeviceName_U( name )) return FILE_ATTRIBUTE_ARCHIVE;
2141
2142 SetLastError( RtlNtStatusToDosError(status) );
2143 return INVALID_FILE_ATTRIBUTES;
2144 }
2145
2146
2147 /**************************************************************************
2148 * GetFileAttributesA (KERNEL32.@)
2149 */
2150 DWORD WINAPI GetFileAttributesA( LPCSTR name )
2151 {
2152 WCHAR *nameW;
2153
2154 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_ATTRIBUTES;
2155 return GetFileAttributesW( nameW );
2156 }
2157
2158
2159 /**************************************************************************
2160 * SetFileAttributesW (KERNEL32.@)
2161 */
2162 BOOL WINAPI SetFileAttributesW( LPCWSTR name, DWORD attributes )
2163 {
2164 UNICODE_STRING nt_name;
2165 OBJECT_ATTRIBUTES attr;
2166 IO_STATUS_BLOCK io;
2167 NTSTATUS status;
2168 HANDLE handle;
2169
2170 TRACE("%s %x\n", debugstr_w(name), attributes);
2171
2172 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2173 {
2174 SetLastError( ERROR_PATH_NOT_FOUND );
2175 return FALSE;
2176 }
2177
2178 attr.Length = sizeof(attr);
2179 attr.RootDirectory = 0;
2180 attr.Attributes = OBJ_CASE_INSENSITIVE;
2181 attr.ObjectName = &nt_name;
2182 attr.SecurityDescriptor = NULL;
2183 attr.SecurityQualityOfService = NULL;
2184
2185 status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
2186 RtlFreeUnicodeString( &nt_name );
2187
2188 if (status == STATUS_SUCCESS)
2189 {
2190 FILE_BASIC_INFORMATION info;
2191
2192 memset( &info, 0, sizeof(info) );
2193 info.FileAttributes = attributes | FILE_ATTRIBUTE_NORMAL; /* make sure it's not zero */
2194 status = NtSetInformationFile( handle, &io, &info, sizeof(info), FileBasicInformation );
2195 NtClose( handle );
2196 }
2197
2198 if (status == STATUS_SUCCESS) return TRUE;
2199 SetLastError( RtlNtStatusToDosError(status) );
2200 return FALSE;
2201 }
2202
2203
2204 /**************************************************************************
2205 * SetFileAttributesA (KERNEL32.@)
2206 */
2207 BOOL WINAPI SetFileAttributesA( LPCSTR name, DWORD attributes )
2208 {
2209 WCHAR *nameW;
2210
2211 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
2212 return SetFileAttributesW( nameW, attributes );
2213 }
2214
2215
2216 /**************************************************************************
2217 * GetFileAttributesExW (KERNEL32.@)
2218 */
2219 BOOL WINAPI GetFileAttributesExW( LPCWSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
2220 {
2221 FILE_NETWORK_OPEN_INFORMATION info;
2222 WIN32_FILE_ATTRIBUTE_DATA *data = ptr;
2223 UNICODE_STRING nt_name;
2224 OBJECT_ATTRIBUTES attr;
2225 NTSTATUS status;
2226
2227 TRACE("%s %d %p\n", debugstr_w(name), level, ptr);
2228
2229 if (level != GetFileExInfoStandard)
2230 {
2231 SetLastError( ERROR_INVALID_PARAMETER );
2232 return FALSE;
2233 }
2234
2235 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2236 {
2237 SetLastError( ERROR_PATH_NOT_FOUND );
2238 return FALSE;
2239 }
2240
2241 attr.Length = sizeof(attr);
2242 attr.RootDirectory = 0;
2243 attr.Attributes = OBJ_CASE_INSENSITIVE;
2244 attr.ObjectName = &nt_name;
2245 attr.SecurityDescriptor = NULL;
2246 attr.SecurityQualityOfService = NULL;
2247
2248 status = NtQueryFullAttributesFile( &attr, &info );
2249 RtlFreeUnicodeString( &nt_name );
2250
2251 if (status != STATUS_SUCCESS)
2252 {
2253 SetLastError( RtlNtStatusToDosError(status) );
2254 return FALSE;
2255 }
2256
2257 data->dwFileAttributes = info.FileAttributes;
2258 data->ftCreationTime.dwLowDateTime = info.CreationTime.u.LowPart;
2259 data->ftCreationTime.dwHighDateTime = info.CreationTime.u.HighPart;
2260 data->ftLastAccessTime.dwLowDateTime = info.LastAccessTime.u.LowPart;
2261 data->ftLastAccessTime.dwHighDateTime = info.LastAccessTime.u.HighPart;
2262 data->ftLastWriteTime.dwLowDateTime = info.LastWriteTime.u.LowPart;
2263 data->ftLastWriteTime.dwHighDateTime = info.LastWriteTime.u.HighPart;
2264 data->nFileSizeLow = info.EndOfFile.u.LowPart;
2265 data->nFileSizeHigh = info.EndOfFile.u.HighPart;
2266 return TRUE;
2267 }
2268
2269
2270 /**************************************************************************
2271 * GetFileAttributesExA (KERNEL32.@)
2272 */
2273 BOOL WINAPI GetFileAttributesExA( LPCSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
2274 {
2275 WCHAR *nameW;
2276
2277 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
2278 return GetFileAttributesExW( nameW, level, ptr );
2279 }
2280
2281
2282 /******************************************************************************
2283 * GetCompressedFileSizeW (KERNEL32.@)
2284 *
2285 * Get the actual number of bytes used on disk.
2286 *
2287 * RETURNS
2288 * Success: Low-order doubleword of number of bytes
2289 * Failure: INVALID_FILE_SIZE
2290 */
2291 DWORD WINAPI GetCompressedFileSizeW(
2292 LPCWSTR name, /* [in] Pointer to name of file */
2293 LPDWORD size_high ) /* [out] Receives high-order doubleword of size */
2294 {
2295 UNICODE_STRING nt_name;
2296 OBJECT_ATTRIBUTES attr;
2297 IO_STATUS_BLOCK io;
2298 NTSTATUS status;
2299 HANDLE handle;
2300 DWORD ret = INVALID_FILE_SIZE;
2301
2302 TRACE("%s %p\n", debugstr_w(name), size_high);
2303
2304 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2305 {
2306 SetLastError( ERROR_PATH_NOT_FOUND );
2307 return INVALID_FILE_SIZE;
2308 }
2309
2310 attr.Length = sizeof(attr);
2311 attr.RootDirectory = 0;
2312 attr.Attributes = OBJ_CASE_INSENSITIVE;
2313 attr.ObjectName = &nt_name;
2314 attr.SecurityDescriptor = NULL;
2315 attr.SecurityQualityOfService = NULL;
2316
2317 status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
2318 RtlFreeUnicodeString( &nt_name );
2319
2320 if (status == STATUS_SUCCESS)
2321 {
2322 /* we don't support compressed files, simply return the file size */
2323 ret = GetFileSize( handle, size_high );
2324 NtClose( handle );
2325 }
2326 else SetLastError( RtlNtStatusToDosError(status) );
2327
2328 return ret;
2329 }
2330
2331
2332 /******************************************************************************
2333 * GetCompressedFileSizeA (KERNEL32.@)
2334 *
2335 * See GetCompressedFileSizeW.
2336 */
2337 DWORD WINAPI GetCompressedFileSizeA( LPCSTR name, LPDWORD size_high )
2338 {
2339 WCHAR *nameW;
2340
2341 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_SIZE;
2342 return GetCompressedFileSizeW( nameW, size_high );
2343 }
2344
2345
2346 /***********************************************************************
2347 * OpenVxDHandle (KERNEL32.@)
2348 *
2349 * This function is supposed to return the corresponding Ring 0
2350 * ("kernel") handle for a Ring 3 handle in Win9x.
2351 * Evidently, Wine will have problems with this. But we try anyway,
2352 * maybe it helps...
2353 */
2354 HANDLE WINAPI OpenVxDHandle(HANDLE hHandleRing3)
2355 {
2356 FIXME( "(%p), stub! (returning Ring 3 handle instead of Ring 0)\n", hHandleRing3);
2357 return hHandleRing3;
2358 }
2359
2360
2361 /****************************************************************************
2362 * DeviceIoControl (KERNEL32.@)
2363 */
2364 BOOL WINAPI DeviceIoControl(HANDLE hDevice, DWORD dwIoControlCode,
2365 LPVOID lpvInBuffer, DWORD cbInBuffer,
2366 LPVOID lpvOutBuffer, DWORD cbOutBuffer,
2367 LPDWORD lpcbBytesReturned,
2368 LPOVERLAPPED lpOverlapped)
2369 {
2370 NTSTATUS status;
2371
2372 TRACE( "(%p,%x,%p,%d,%p,%d,%p,%p)\n",
2373 hDevice,dwIoControlCode,lpvInBuffer,cbInBuffer,
2374 lpvOutBuffer,cbOutBuffer,lpcbBytesReturned,lpOverlapped );
2375
2376 /* Check if this is a user defined control code for a VxD */
2377
2378 if (HIWORD( dwIoControlCode ) == 0 && (GetVersion() & 0x80000000))
2379 {
2380 typedef BOOL (WINAPI *DeviceIoProc)(DWORD, LPVOID, DWORD, LPVOID, DWORD, LPDWORD, LPOVERLAPPED);
2381 static DeviceIoProc (*vxd_get_proc)(HANDLE);
2382 DeviceIoProc proc = NULL;
2383
2384 if (!vxd_get_proc) vxd_get_proc = (void *)GetProcAddress( GetModuleHandleA("krnl386.exe16"),
2385 "__wine_vxd_get_proc" );
2386 if (vxd_get_proc) proc = vxd_get_proc( hDevice );
2387 if (proc) return proc( dwIoControlCode, lpvInBuffer, cbInBuffer,
2388 lpvOutBuffer, cbOutBuffer, lpcbBytesReturned, lpOverlapped );
2389 }
2390
2391 /* Not a VxD, let ntdll handle it */
2392
2393 if (lpOverlapped)
2394 {
2395 LPVOID cvalue = ((ULONG_PTR)lpOverlapped->hEvent & 1) ? NULL : lpOverlapped;
2396 lpOverlapped->Internal = STATUS_PENDING;
2397 lpOverlapped->InternalHigh = 0;
2398 if (HIWORD(dwIoControlCode) == FILE_DEVICE_FILE_SYSTEM)
2399 status = NtFsControlFile(hDevice, lpOverlapped->hEvent,
2400 NULL, cvalue, (PIO_STATUS_BLOCK)lpOverlapped,
2401 dwIoControlCode, lpvInBuffer, cbInBuffer,
2402 lpvOutBuffer, cbOutBuffer);
2403 else
2404 status = NtDeviceIoControlFile(hDevice, lpOverlapped->hEvent,
2405 NULL, cvalue, (PIO_STATUS_BLOCK)lpOverlapped,
2406 dwIoControlCode, lpvInBuffer, cbInBuffer,
2407 lpvOutBuffer, cbOutBuffer);
2408 if (lpcbBytesReturned) *lpcbBytesReturned = lpOverlapped->InternalHigh;
2409 }
2410 else
2411 {
2412 IO_STATUS_BLOCK iosb;
2413
2414 if (HIWORD(dwIoControlCode) == FILE_DEVICE_FILE_SYSTEM)
2415 status = NtFsControlFile(hDevice, NULL, NULL, NULL, &iosb,
2416 dwIoControlCode, lpvInBuffer, cbInBuffer,
2417 lpvOutBuffer, cbOutBuffer);
2418 else
2419 status = NtDeviceIoControlFile(hDevice, NULL, NULL, NULL, &iosb,
2420 dwIoControlCode, lpvInBuffer, cbInBuffer,
2421 lpvOutBuffer, cbOutBuffer);
2422 if (lpcbBytesReturned) *lpcbBytesReturned = iosb.Information;
2423 }
2424 if (status) SetLastError( RtlNtStatusToDosError(status) );
2425 return !status;
2426 }
2427
2428
2429 /***********************************************************************
2430 * OpenFile (KERNEL32.@)
2431 */
2432 HFILE WINAPI OpenFile( LPCSTR name, OFSTRUCT *ofs, UINT mode )
2433 {
2434 HANDLE handle;
2435 FILETIME filetime;
2436 WORD filedatetime[2];
2437
2438 if (!ofs) return HFILE_ERROR;
2439
2440 TRACE("%s %s %s %s%s%s%s%s%s%s%s%s\n",name,
2441 ((mode & 0x3 )==OF_READ)?"OF_READ":
2442 ((mode & 0x3 )==OF_WRITE)?"OF_WRITE":
2443 ((mode & 0x3 )==OF_READWRITE)?"OF_READWRITE":"unknown",
2444 ((mode & 0x70 )==OF_SHARE_COMPAT)?"OF_SHARE_COMPAT":
2445 ((mode & 0x70 )==OF_SHARE_DENY_NONE)?"OF_SHARE_DENY_NONE":
2446 ((mode & 0x70 )==OF_SHARE_DENY_READ)?"OF_SHARE_DENY_READ":
2447 ((mode & 0x70 )==OF_SHARE_DENY_WRITE)?"OF_SHARE_DENY_WRITE":
2448 ((mode & 0x70 )==OF_SHARE_EXCLUSIVE)?"OF_SHARE_EXCLUSIVE":"unknown",
2449 ((mode & OF_PARSE )==OF_PARSE)?"OF_PARSE ":"",
2450 ((mode & OF_DELETE )==OF_DELETE)?"OF_DELETE ":"",
2451 ((mode & OF_VERIFY )==OF_VERIFY)?"OF_VERIFY ":"",
2452 ((mode & OF_SEARCH )==OF_SEARCH)?"OF_SEARCH ":"",
2453 ((mode & OF_CANCEL )==OF_CANCEL)?"OF_CANCEL ":"",
2454 ((mode & OF_CREATE )==OF_CREATE)?"OF_CREATE ":"",
2455 ((mode & OF_PROMPT )==OF_PROMPT)?"OF_PROMPT ":"",
2456 ((mode & OF_EXIST )==OF_EXIST)?"OF_EXIST ":"",
2457 ((mode & OF_REOPEN )==OF_REOPEN)?"OF_REOPEN ":""
2458 );
2459
2460
2461 ofs->cBytes = sizeof(OFSTRUCT);
2462 ofs->nErrCode = 0;
2463 if (mode & OF_REOPEN) name = ofs->szPathName;
2464
2465 if (!name) return HFILE_ERROR;
2466
2467 TRACE("%s %04x\n", name, mode );
2468
2469 /* the watcom 10.6 IDE relies on a valid path returned in ofs->szPathName
2470 Are there any cases where getting the path here is wrong?
2471 Uwe Bonnes 1997 Apr 2 */
2472 if (!GetFullPathNameA( name, sizeof(ofs->szPathName), ofs->szPathName, NULL )) goto error;
2473
2474 /* OF_PARSE simply fills the structure */
2475
2476 if (mode & OF_PARSE)
2477 {
2478 ofs->fFixedDisk = (GetDriveTypeA( ofs->szPathName ) != DRIVE_REMOVABLE);
2479 TRACE("(%s): OF_PARSE, res = '%s'\n", name, ofs->szPathName );
2480 return 0;
2481 }
2482
2483 /* OF_CREATE is completely different from all other options, so
2484 handle it first */
2485
2486 if (mode & OF_CREATE)
2487 {
2488 if ((handle = create_file_OF( name, mode )) == INVALID_HANDLE_VALUE)
2489 goto error;
2490 }
2491 else
2492 {
2493 /* Now look for the file */
2494
2495 if (!SearchPathA( NULL, name, NULL, sizeof(ofs->szPathName), ofs->szPathName, NULL ))
2496 goto error;
2497
2498 TRACE("found %s\n", debugstr_a(ofs->szPathName) );
2499
2500 if (mode & OF_DELETE)
2501 {
2502 if (!DeleteFileA( ofs->szPathName )) goto error;
2503 TRACE("(%s): OF_DELETE return = OK\n", name);
2504 return TRUE;
2505 }
2506
2507 handle = LongToHandle(_lopen( ofs->szPathName, mode ));
2508 if (handle == INVALID_HANDLE_VALUE) goto error;
2509
2510 GetFileTime( handle, NULL, NULL, &filetime );
2511 FileTimeToDosDateTime( &filetime, &filedatetime[0], &filedatetime[1] );
2512 if ((mode & OF_VERIFY) && (mode & OF_REOPEN))
2513 {
2514 if (ofs->Reserved1 != filedatetime[0] || ofs->Reserved2 != filedatetime[1] )
2515 {
2516 CloseHandle( handle );
2517 WARN("(%s): OF_VERIFY failed\n", name );
2518 /* FIXME: what error here? */
2519 SetLastError( ERROR_FILE_NOT_FOUND );
2520 goto error;
2521 }
2522 }
2523 ofs->Reserved1 = filedatetime[0];
2524 ofs->Reserved2 = filedatetime[1];
2525 }
2526 TRACE("(%s): OK, return = %p\n", name, handle );
2527 if (mode & OF_EXIST) /* Return TRUE instead of a handle */
2528 {
2529 CloseHandle( handle );
2530 return TRUE;
2531 }
2532 return HandleToLong(handle);
2533
2534 error: /* We get here if there was an error opening the file */
2535 ofs->nErrCode = GetLastError();
2536 WARN("(%s): return = HFILE_ERROR error= %d\n", name,ofs->nErrCode );
2537 return HFILE_ERROR;
2538 }
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