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ole32: Implement SetConvertStg().
[wine/multimedia.git] / dlls / kernel32 / file.c
blob18ed188ae628b5ccc56b0621b9336532524a1342
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 && status != STATUS_PENDING)
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 && status != STATUS_PENDING)
488 {
489 SetLastError( RtlNtStatusToDosError(status) );
490 return FALSE;
491 }
492 return TRUE;
493 }
494
495
496 /***********************************************************************
497 * WriteFileGather (KERNEL32.@)
498 */
499 BOOL WINAPI WriteFileGather( HANDLE file, FILE_SEGMENT_ELEMENT *segments, DWORD count,
500 LPDWORD reserved, LPOVERLAPPED overlapped )
501 {
502 PIO_STATUS_BLOCK io_status;
503 LARGE_INTEGER offset;
504 NTSTATUS status;
505
506 TRACE( "%p %p %u %p\n", file, segments, count, overlapped );
507
508 offset.u.LowPart = overlapped->u.s.Offset;
509 offset.u.HighPart = overlapped->u.s.OffsetHigh;
510 io_status = (PIO_STATUS_BLOCK)overlapped;
511 io_status->u.Status = STATUS_PENDING;
512 io_status->Information = 0;
513
514 status = NtWriteFileGather( file, NULL, NULL, NULL, io_status, segments, count, &offset, NULL );
515 if (status) SetLastError( RtlNtStatusToDosError(status) );
516 return !status;
517 }
518
519
520 /***********************************************************************
521 * WriteFile (KERNEL32.@)
522 */
523 BOOL WINAPI WriteFile( HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
524 LPDWORD bytesWritten, LPOVERLAPPED overlapped )
525 {
526 HANDLE hEvent = NULL;
527 LARGE_INTEGER offset;
528 PLARGE_INTEGER poffset = NULL;
529 NTSTATUS status;
530 IO_STATUS_BLOCK iosb;
531 PIO_STATUS_BLOCK piosb = &iosb;
532 LPVOID cvalue = NULL;
533
534 TRACE("%p %p %d %p %p\n", hFile, buffer, bytesToWrite, bytesWritten, overlapped );
535
536 if (is_console_handle(hFile))
537 return WriteConsoleA(hFile, buffer, bytesToWrite, bytesWritten, NULL);
538
539 if (overlapped)
540 {
541 offset.u.LowPart = overlapped->u.s.Offset;
542 offset.u.HighPart = overlapped->u.s.OffsetHigh;
543 poffset = &offset;
544 hEvent = overlapped->hEvent;
545 piosb = (PIO_STATUS_BLOCK)overlapped;
546 if (((ULONG_PTR)hEvent & 1) == 0) cvalue = overlapped;
547 }
548 piosb->u.Status = STATUS_PENDING;
549 piosb->Information = 0;
550
551 status = NtWriteFile(hFile, hEvent, NULL, cvalue, piosb,
552 buffer, bytesToWrite, poffset, NULL);
553
554 if (status == STATUS_PENDING && !overlapped)
555 {
556 WaitForSingleObject( hFile, INFINITE );
557 status = piosb->u.Status;
558 }
559
560 if (status != STATUS_PENDING && bytesWritten)
561 *bytesWritten = piosb->Information;
562
563 if (status && status != STATUS_TIMEOUT)
564 {
565 SetLastError( RtlNtStatusToDosError(status) );
566 return FALSE;
567 }
568 return TRUE;
569 }
570
571
572 /***********************************************************************
573 * GetOverlappedResult (KERNEL32.@)
574 *
575 * Check the result of an Asynchronous data transfer from a file.
576 *
577 * Parameters
578 * HANDLE hFile [in] handle of file to check on
579 * LPOVERLAPPED lpOverlapped [in/out] pointer to overlapped
580 * LPDWORD lpTransferred [in/out] number of bytes transferred
581 * BOOL bWait [in] wait for the transfer to complete ?
582 *
583 * RETURNS
584 * TRUE on success
585 * FALSE on failure
586 *
587 * If successful (and relevant) lpTransferred will hold the number of
588 * bytes transferred during the async operation.
589 */
590 BOOL WINAPI GetOverlappedResult(HANDLE hFile, LPOVERLAPPED lpOverlapped,
591 LPDWORD lpTransferred, BOOL bWait)
592 {
593 NTSTATUS status;
594
595 TRACE( "(%p %p %p %x)\n", hFile, lpOverlapped, lpTransferred, bWait );
596
597 status = lpOverlapped->Internal;
598 if (status == STATUS_PENDING)
599 {
600 if (!bWait)
601 {
602 SetLastError( ERROR_IO_INCOMPLETE );
603 return FALSE;
604 }
605
606 if (WaitForSingleObject( lpOverlapped->hEvent ? lpOverlapped->hEvent : hFile,
607 INFINITE ) == WAIT_FAILED)
608 return FALSE;
609 status = lpOverlapped->Internal;
610 }
611
612 *lpTransferred = lpOverlapped->InternalHigh;
613
614 if (status) SetLastError( RtlNtStatusToDosError(status) );
615 return !status;
616 }
617
618 /***********************************************************************
619 * CancelIoEx (KERNEL32.@)
620 *
621 * Cancels pending I/O operations on a file given the overlapped used.
622 *
623 * PARAMS
624 * handle [I] File handle.
625 * lpOverlapped [I,OPT] pointer to overlapped (if null, cancel all)
626 *
627 * RETURNS
628 * Success: TRUE.
629 * Failure: FALSE, check GetLastError().
630 */
631 BOOL WINAPI CancelIoEx(HANDLE handle, LPOVERLAPPED lpOverlapped)
632 {
633 IO_STATUS_BLOCK io_status;
634
635 NtCancelIoFileEx(handle, (PIO_STATUS_BLOCK) lpOverlapped, &io_status);
636 if (io_status.u.Status)
637 {
638 SetLastError( RtlNtStatusToDosError( io_status.u.Status ) );
639 return FALSE;
640 }
641 return TRUE;
642 }
643
644 /***********************************************************************
645 * CancelIo (KERNEL32.@)
646 *
647 * Cancels pending I/O operations initiated by the current thread on a file.
648 *
649 * PARAMS
650 * handle [I] File handle.
651 *
652 * RETURNS
653 * Success: TRUE.
654 * Failure: FALSE, check GetLastError().
655 */
656 BOOL WINAPI CancelIo(HANDLE handle)
657 {
658 IO_STATUS_BLOCK io_status;
659
660 NtCancelIoFile(handle, &io_status);
661 if (io_status.u.Status)
662 {
663 SetLastError( RtlNtStatusToDosError( io_status.u.Status ) );
664 return FALSE;
665 }
666 return TRUE;
667 }
668
669 /***********************************************************************
670 * _hread (KERNEL32.@)
671 */
672 LONG WINAPI _hread( HFILE hFile, LPVOID buffer, LONG count)
673 {
674 return _lread( hFile, buffer, count );
675 }
676
677
678 /***********************************************************************
679 * _hwrite (KERNEL32.@)
680 *
681 * experimentation yields that _lwrite:
682 * o truncates the file at the current position with
683 * a 0 len write
684 * o returns 0 on a 0 length write
685 * o works with console handles
686 *
687 */
688 LONG WINAPI _hwrite( HFILE handle, LPCSTR buffer, LONG count )
689 {
690 DWORD result;
691
692 TRACE("%d %p %d\n", handle, buffer, count );
693
694 if (!count)
695 {
696 /* Expand or truncate at current position */
697 if (!SetEndOfFile( LongToHandle(handle) )) return HFILE_ERROR;
698 return 0;
699 }
700 if (!WriteFile( LongToHandle(handle), buffer, count, &result, NULL ))
701 return HFILE_ERROR;
702 return result;
703 }
704
705
706 /***********************************************************************
707 * _lclose (KERNEL32.@)
708 */
709 HFILE WINAPI _lclose( HFILE hFile )
710 {
711 TRACE("handle %d\n", hFile );
712 return CloseHandle( LongToHandle(hFile) ) ? 0 : HFILE_ERROR;
713 }
714
715
716 /***********************************************************************
717 * _lcreat (KERNEL32.@)
718 */
719 HFILE WINAPI _lcreat( LPCSTR path, INT attr )
720 {
721 HANDLE hfile;
722
723 /* Mask off all flags not explicitly allowed by the doc */
724 attr &= FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM;
725 TRACE("%s %02x\n", path, attr );
726 hfile = CreateFileA( path, GENERIC_READ | GENERIC_WRITE,
727 FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
728 CREATE_ALWAYS, attr, 0 );
729 return HandleToLong(hfile);
730 }
731
732
733 /***********************************************************************
734 * _lopen (KERNEL32.@)
735 */
736 HFILE WINAPI _lopen( LPCSTR path, INT mode )
737 {
738 HANDLE hfile;
739
740 TRACE("(%s,%04x)\n", debugstr_a(path), mode );
741 hfile = create_file_OF( path, mode & ~OF_CREATE );
742 return HandleToLong(hfile);
743 }
744
745 /***********************************************************************
746 * _lread (KERNEL32.@)
747 */
748 UINT WINAPI _lread( HFILE handle, LPVOID buffer, UINT count )
749 {
750 DWORD result;
751 if (!ReadFile( LongToHandle(handle), buffer, count, &result, NULL ))
752 return HFILE_ERROR;
753 return result;
754 }
755
756
757 /***********************************************************************
758 * _llseek (KERNEL32.@)
759 */
760 LONG WINAPI _llseek( HFILE hFile, LONG lOffset, INT nOrigin )
761 {
762 return SetFilePointer( LongToHandle(hFile), lOffset, NULL, nOrigin );
763 }
764
765
766 /***********************************************************************
767 * _lwrite (KERNEL32.@)
768 */
769 UINT WINAPI _lwrite( HFILE hFile, LPCSTR buffer, UINT count )
770 {
771 return (UINT)_hwrite( hFile, buffer, (LONG)count );
772 }
773
774
775 /***********************************************************************
776 * FlushFileBuffers (KERNEL32.@)
777 */
778 BOOL WINAPI FlushFileBuffers( HANDLE hFile )
779 {
780 NTSTATUS nts;
781 IO_STATUS_BLOCK ioblk;
782
783 if (is_console_handle( hFile ))
784 {
785 /* this will fail (as expected) for an output handle */
786 return FlushConsoleInputBuffer( hFile );
787 }
788 nts = NtFlushBuffersFile( hFile, &ioblk );
789 if (nts != STATUS_SUCCESS)
790 {
791 SetLastError( RtlNtStatusToDosError( nts ) );
792 return FALSE;
793 }
794
795 return TRUE;
796 }
797
798
799 /***********************************************************************
800 * GetFileType (KERNEL32.@)
801 */
802 DWORD WINAPI GetFileType( HANDLE hFile )
803 {
804 FILE_FS_DEVICE_INFORMATION info;
805 IO_STATUS_BLOCK io;
806 NTSTATUS status;
807
808 if (is_console_handle( hFile )) return FILE_TYPE_CHAR;
809
810 status = NtQueryVolumeInformationFile( hFile, &io, &info, sizeof(info), FileFsDeviceInformation );
811 if (status != STATUS_SUCCESS)
812 {
813 SetLastError( RtlNtStatusToDosError(status) );
814 return FILE_TYPE_UNKNOWN;
815 }
816
817 switch(info.DeviceType)
818 {
819 case FILE_DEVICE_NULL:
820 case FILE_DEVICE_SERIAL_PORT:
821 case FILE_DEVICE_PARALLEL_PORT:
822 case FILE_DEVICE_TAPE:
823 case FILE_DEVICE_UNKNOWN:
824 return FILE_TYPE_CHAR;
825 case FILE_DEVICE_NAMED_PIPE:
826 return FILE_TYPE_PIPE;
827 default:
828 return FILE_TYPE_DISK;
829 }
830 }
831
832
833 /***********************************************************************
834 * GetFileInformationByHandle (KERNEL32.@)
835 */
836 BOOL WINAPI GetFileInformationByHandle( HANDLE hFile, BY_HANDLE_FILE_INFORMATION *info )
837 {
838 FILE_ALL_INFORMATION all_info;
839 IO_STATUS_BLOCK io;
840 NTSTATUS status;
841
842 status = NtQueryInformationFile( hFile, &io, &all_info, sizeof(all_info), FileAllInformation );
843 if (status == STATUS_BUFFER_OVERFLOW) status = STATUS_SUCCESS;
844 if (status == STATUS_SUCCESS)
845 {
846 info->dwFileAttributes = all_info.BasicInformation.FileAttributes;
847 info->ftCreationTime.dwHighDateTime = all_info.BasicInformation.CreationTime.u.HighPart;
848 info->ftCreationTime.dwLowDateTime = all_info.BasicInformation.CreationTime.u.LowPart;
849 info->ftLastAccessTime.dwHighDateTime = all_info.BasicInformation.LastAccessTime.u.HighPart;
850 info->ftLastAccessTime.dwLowDateTime = all_info.BasicInformation.LastAccessTime.u.LowPart;
851 info->ftLastWriteTime.dwHighDateTime = all_info.BasicInformation.LastWriteTime.u.HighPart;
852 info->ftLastWriteTime.dwLowDateTime = all_info.BasicInformation.LastWriteTime.u.LowPart;
853 info->dwVolumeSerialNumber = 0; /* FIXME */
854 info->nFileSizeHigh = all_info.StandardInformation.EndOfFile.u.HighPart;
855 info->nFileSizeLow = all_info.StandardInformation.EndOfFile.u.LowPart;
856 info->nNumberOfLinks = all_info.StandardInformation.NumberOfLinks;
857 info->nFileIndexHigh = all_info.InternalInformation.IndexNumber.u.HighPart;
858 info->nFileIndexLow = all_info.InternalInformation.IndexNumber.u.LowPart;
859 return TRUE;
860 }
861 SetLastError( RtlNtStatusToDosError(status) );
862 return FALSE;
863 }
864
865
866 /***********************************************************************
867 * GetFileSize (KERNEL32.@)
868 *
869 * Retrieve the size of a file.
870 *
871 * PARAMS
872 * hFile [I] File to retrieve size of.
873 * filesizehigh [O] On return, the high bits of the file size.
874 *
875 * RETURNS
876 * Success: The low bits of the file size.
877 * Failure: INVALID_FILE_SIZE. As this is could also be a success value,
878 * check GetLastError() for values other than ERROR_SUCCESS.
879 */
880 DWORD WINAPI GetFileSize( HANDLE hFile, LPDWORD filesizehigh )
881 {
882 LARGE_INTEGER size;
883 if (!GetFileSizeEx( hFile, &size )) return INVALID_FILE_SIZE;
884 if (filesizehigh) *filesizehigh = size.u.HighPart;
885 if (size.u.LowPart == INVALID_FILE_SIZE) SetLastError(0);
886 return size.u.LowPart;
887 }
888
889
890 /***********************************************************************
891 * GetFileSizeEx (KERNEL32.@)
892 *
893 * Retrieve the size of a file.
894 *
895 * PARAMS
896 * hFile [I] File to retrieve size of.
897 * lpFileSIze [O] On return, the size of the file.
898 *
899 * RETURNS
900 * Success: TRUE.
901 * Failure: FALSE, check GetLastError().
902 */
903 BOOL WINAPI GetFileSizeEx( HANDLE hFile, PLARGE_INTEGER lpFileSize )
904 {
905 FILE_STANDARD_INFORMATION info;
906 IO_STATUS_BLOCK io;
907 NTSTATUS status;
908
909 status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileStandardInformation );
910 if (status == STATUS_SUCCESS)
911 {
912 *lpFileSize = info.EndOfFile;
913 return TRUE;
914 }
915 SetLastError( RtlNtStatusToDosError(status) );
916 return FALSE;
917 }
918
919
920 /**************************************************************************
921 * SetEndOfFile (KERNEL32.@)
922 *
923 * Sets the current position as the end of the file.
924 *
925 * PARAMS
926 * hFile [I] File handle.
927 *
928 * RETURNS
929 * Success: TRUE.
930 * Failure: FALSE, check GetLastError().
931 */
932 BOOL WINAPI SetEndOfFile( HANDLE hFile )
933 {
934 FILE_POSITION_INFORMATION pos;
935 FILE_END_OF_FILE_INFORMATION eof;
936 IO_STATUS_BLOCK io;
937 NTSTATUS status;
938
939 status = NtQueryInformationFile( hFile, &io, &pos, sizeof(pos), FilePositionInformation );
940 if (status == STATUS_SUCCESS)
941 {
942 eof.EndOfFile = pos.CurrentByteOffset;
943 status = NtSetInformationFile( hFile, &io, &eof, sizeof(eof), FileEndOfFileInformation );
944 }
945 if (status == STATUS_SUCCESS) return TRUE;
946 SetLastError( RtlNtStatusToDosError(status) );
947 return FALSE;
948 }
949
950
951 /***********************************************************************
952 * SetFilePointer (KERNEL32.@)
953 */
954 DWORD WINAPI SetFilePointer( HANDLE hFile, LONG distance, LONG *highword, DWORD method )
955 {
956 LARGE_INTEGER dist, newpos;
957
958 if (highword)
959 {
960 dist.u.LowPart = distance;
961 dist.u.HighPart = *highword;
962 }
963 else dist.QuadPart = distance;
964
965 if (!SetFilePointerEx( hFile, dist, &newpos, method )) return INVALID_SET_FILE_POINTER;
966
967 if (highword) *highword = newpos.u.HighPart;
968 if (newpos.u.LowPart == INVALID_SET_FILE_POINTER) SetLastError( 0 );
969 return newpos.u.LowPart;
970 }
971
972
973 /***********************************************************************
974 * SetFilePointerEx (KERNEL32.@)
975 */
976 BOOL WINAPI SetFilePointerEx( HANDLE hFile, LARGE_INTEGER distance,
977 LARGE_INTEGER *newpos, DWORD method )
978 {
979 LONGLONG pos;
980 IO_STATUS_BLOCK io;
981 FILE_POSITION_INFORMATION info;
982
983 switch(method)
984 {
985 case FILE_BEGIN:
986 pos = distance.QuadPart;
987 break;
988 case FILE_CURRENT:
989 if (NtQueryInformationFile( hFile, &io, &info, sizeof(info), FilePositionInformation ))
990 goto error;
991 pos = info.CurrentByteOffset.QuadPart + distance.QuadPart;
992 break;
993 case FILE_END:
994 {
995 FILE_END_OF_FILE_INFORMATION eof;
996 if (NtQueryInformationFile( hFile, &io, &eof, sizeof(eof), FileEndOfFileInformation ))
997 goto error;
998 pos = eof.EndOfFile.QuadPart + distance.QuadPart;
999 }
1000 break;
1001 default:
1002 SetLastError( ERROR_INVALID_PARAMETER );
1003 return FALSE;
1004 }
1005
1006 if (pos < 0)
1007 {
1008 SetLastError( ERROR_NEGATIVE_SEEK );
1009 return FALSE;
1010 }
1011
1012 info.CurrentByteOffset.QuadPart = pos;
1013 if (NtSetInformationFile( hFile, &io, &info, sizeof(info), FilePositionInformation ))
1014 goto error;
1015 if (newpos) newpos->QuadPart = pos;
1016 return TRUE;
1017
1018 error:
1019 SetLastError( RtlNtStatusToDosError(io.u.Status) );
1020 return FALSE;
1021 }
1022
1023 /***********************************************************************
1024 * SetFileValidData (KERNEL32.@)
1025 */
1026 BOOL WINAPI SetFileValidData( HANDLE hFile, LONGLONG ValidDataLength )
1027 {
1028 FIXME("stub: %p, %s\n", hFile, wine_dbgstr_longlong(ValidDataLength));
1029 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1030 return FALSE;
1031 }
1032
1033 /***********************************************************************
1034 * GetFileTime (KERNEL32.@)
1035 */
1036 BOOL WINAPI GetFileTime( HANDLE hFile, FILETIME *lpCreationTime,
1037 FILETIME *lpLastAccessTime, FILETIME *lpLastWriteTime )
1038 {
1039 FILE_BASIC_INFORMATION info;
1040 IO_STATUS_BLOCK io;
1041 NTSTATUS status;
1042
1043 status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
1044 if (status == STATUS_SUCCESS)
1045 {
1046 if (lpCreationTime)
1047 {
1048 lpCreationTime->dwHighDateTime = info.CreationTime.u.HighPart;
1049 lpCreationTime->dwLowDateTime = info.CreationTime.u.LowPart;
1050 }
1051 if (lpLastAccessTime)
1052 {
1053 lpLastAccessTime->dwHighDateTime = info.LastAccessTime.u.HighPart;
1054 lpLastAccessTime->dwLowDateTime = info.LastAccessTime.u.LowPart;
1055 }
1056 if (lpLastWriteTime)
1057 {
1058 lpLastWriteTime->dwHighDateTime = info.LastWriteTime.u.HighPart;
1059 lpLastWriteTime->dwLowDateTime = info.LastWriteTime.u.LowPart;
1060 }
1061 return TRUE;
1062 }
1063 SetLastError( RtlNtStatusToDosError(status) );
1064 return FALSE;
1065 }
1066
1067
1068 /***********************************************************************
1069 * SetFileTime (KERNEL32.@)
1070 */
1071 BOOL WINAPI SetFileTime( HANDLE hFile, const FILETIME *ctime,
1072 const FILETIME *atime, const FILETIME *mtime )
1073 {
1074 FILE_BASIC_INFORMATION info;
1075 IO_STATUS_BLOCK io;
1076 NTSTATUS status;
1077
1078 memset( &info, 0, sizeof(info) );
1079 if (ctime)
1080 {
1081 info.CreationTime.u.HighPart = ctime->dwHighDateTime;
1082 info.CreationTime.u.LowPart = ctime->dwLowDateTime;
1083 }
1084 if (atime)
1085 {
1086 info.LastAccessTime.u.HighPart = atime->dwHighDateTime;
1087 info.LastAccessTime.u.LowPart = atime->dwLowDateTime;
1088 }
1089 if (mtime)
1090 {
1091 info.LastWriteTime.u.HighPart = mtime->dwHighDateTime;
1092 info.LastWriteTime.u.LowPart = mtime->dwLowDateTime;
1093 }
1094
1095 status = NtSetInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
1096 if (status == STATUS_SUCCESS) return TRUE;
1097 SetLastError( RtlNtStatusToDosError(status) );
1098 return FALSE;
1099 }
1100
1101
1102 /**************************************************************************
1103 * LockFile (KERNEL32.@)
1104 */
1105 BOOL WINAPI LockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
1106 DWORD count_low, DWORD count_high )
1107 {
1108 NTSTATUS status;
1109 LARGE_INTEGER count, offset;
1110
1111 TRACE( "%p %x%08x %x%08x\n",
1112 hFile, offset_high, offset_low, count_high, count_low );
1113
1114 count.u.LowPart = count_low;
1115 count.u.HighPart = count_high;
1116 offset.u.LowPart = offset_low;
1117 offset.u.HighPart = offset_high;
1118
1119 status = NtLockFile( hFile, 0, NULL, NULL,
1120 NULL, &offset, &count, NULL, TRUE, TRUE );
1121
1122 if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
1123 return !status;
1124 }
1125
1126
1127 /**************************************************************************
1128 * LockFileEx [KERNEL32.@]
1129 *
1130 * Locks a byte range within an open file for shared or exclusive access.
1131 *
1132 * RETURNS
1133 * success: TRUE
1134 * failure: FALSE
1135 *
1136 * NOTES
1137 * Per Microsoft docs, the third parameter (reserved) must be set to 0.
1138 */
1139 BOOL WINAPI LockFileEx( HANDLE hFile, DWORD flags, DWORD reserved,
1140 DWORD count_low, DWORD count_high, LPOVERLAPPED overlapped )
1141 {
1142 NTSTATUS status;
1143 LARGE_INTEGER count, offset;
1144 LPVOID cvalue = NULL;
1145
1146 if (reserved)
1147 {
1148 SetLastError( ERROR_INVALID_PARAMETER );
1149 return FALSE;
1150 }
1151
1152 TRACE( "%p %x%08x %x%08x flags %x\n",
1153 hFile, overlapped->u.s.OffsetHigh, overlapped->u.s.Offset,
1154 count_high, count_low, flags );
1155
1156 count.u.LowPart = count_low;
1157 count.u.HighPart = count_high;
1158 offset.u.LowPart = overlapped->u.s.Offset;
1159 offset.u.HighPart = overlapped->u.s.OffsetHigh;
1160
1161 if (((ULONG_PTR)overlapped->hEvent & 1) == 0) cvalue = overlapped;
1162
1163 status = NtLockFile( hFile, overlapped->hEvent, NULL, cvalue,
1164 NULL, &offset, &count, NULL,
1165 flags & LOCKFILE_FAIL_IMMEDIATELY,
1166 flags & LOCKFILE_EXCLUSIVE_LOCK );
1167
1168 if (status) SetLastError( RtlNtStatusToDosError(status) );
1169 return !status;
1170 }
1171
1172
1173 /**************************************************************************
1174 * UnlockFile (KERNEL32.@)
1175 */
1176 BOOL WINAPI UnlockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
1177 DWORD count_low, DWORD count_high )
1178 {
1179 NTSTATUS status;
1180 LARGE_INTEGER count, offset;
1181
1182 count.u.LowPart = count_low;
1183 count.u.HighPart = count_high;
1184 offset.u.LowPart = offset_low;
1185 offset.u.HighPart = offset_high;
1186
1187 status = NtUnlockFile( hFile, NULL, &offset, &count, NULL);
1188 if (status) SetLastError( RtlNtStatusToDosError(status) );
1189 return !status;
1190 }
1191
1192
1193 /**************************************************************************
1194 * UnlockFileEx (KERNEL32.@)
1195 */
1196 BOOL WINAPI UnlockFileEx( HANDLE hFile, DWORD reserved, DWORD count_low, DWORD count_high,
1197 LPOVERLAPPED overlapped )
1198 {
1199 if (reserved)
1200 {
1201 SetLastError( ERROR_INVALID_PARAMETER );
1202 return FALSE;
1203 }
1204 if (overlapped->hEvent) FIXME("Unimplemented overlapped operation\n");
1205
1206 return UnlockFile( hFile, overlapped->u.s.Offset, overlapped->u.s.OffsetHigh, count_low, count_high );
1207 }
1208
1209
1210 /*************************************************************************
1211 * SetHandleCount (KERNEL32.@)
1212 */
1213 UINT WINAPI SetHandleCount( UINT count )
1214 {
1215 return count;
1216 }
1217
1218
1219 /**************************************************************************
1220 * Operations on file names *
1221 **************************************************************************/
1222
1223
1224 /*************************************************************************
1225 * CreateFileW [KERNEL32.@] Creates or opens a file or other object
1226 *
1227 * Creates or opens an object, and returns a handle that can be used to
1228 * access that object.
1229 *
1230 * PARAMS
1231 *
1232 * filename [in] pointer to filename to be accessed
1233 * access [in] access mode requested
1234 * sharing [in] share mode
1235 * sa [in] pointer to security attributes
1236 * creation [in] how to create the file
1237 * attributes [in] attributes for newly created file
1238 * template [in] handle to file with extended attributes to copy
1239 *
1240 * RETURNS
1241 * Success: Open handle to specified file
1242 * Failure: INVALID_HANDLE_VALUE
1243 */
1244 HANDLE WINAPI CreateFileW( LPCWSTR filename, DWORD access, DWORD sharing,
1245 LPSECURITY_ATTRIBUTES sa, DWORD creation,
1246 DWORD attributes, HANDLE template )
1247 {
1248 NTSTATUS status;
1249 UINT options;
1250 OBJECT_ATTRIBUTES attr;
1251 UNICODE_STRING nameW;
1252 IO_STATUS_BLOCK io;
1253 HANDLE ret;
1254 DWORD dosdev;
1255 const WCHAR *vxd_name = NULL;
1256 static const WCHAR bkslashes_with_dotW[] = {'\\','\\','.','\\',0};
1257 static const WCHAR coninW[] = {'C','O','N','I','N','$',0};
1258 static const WCHAR conoutW[] = {'C','O','N','O','U','T','$',0};
1259 SECURITY_QUALITY_OF_SERVICE qos;
1260
1261 static const UINT nt_disposition[5] =
1262 {
1263 FILE_CREATE, /* CREATE_NEW */
1264 FILE_OVERWRITE_IF, /* CREATE_ALWAYS */
1265 FILE_OPEN, /* OPEN_EXISTING */
1266 FILE_OPEN_IF, /* OPEN_ALWAYS */
1267 FILE_OVERWRITE /* TRUNCATE_EXISTING */
1268 };
1269
1270
1271 /* sanity checks */
1272
1273 if (!filename || !filename[0])
1274 {
1275 SetLastError( ERROR_PATH_NOT_FOUND );
1276 return INVALID_HANDLE_VALUE;
1277 }
1278
1279 TRACE("%s %s%s%s%s%s%s%s creation %d attributes 0x%x\n", debugstr_w(filename),
1280 (access & GENERIC_READ)?"GENERIC_READ ":"",
1281 (access & GENERIC_WRITE)?"GENERIC_WRITE ":"",
1282 (access & GENERIC_EXECUTE)?"GENERIC_EXECUTE ":"",
1283 (!access)?"QUERY_ACCESS ":"",
1284 (sharing & FILE_SHARE_READ)?"FILE_SHARE_READ ":"",
1285 (sharing & FILE_SHARE_WRITE)?"FILE_SHARE_WRITE ":"",
1286 (sharing & FILE_SHARE_DELETE)?"FILE_SHARE_DELETE ":"",
1287 creation, attributes);
1288
1289 /* Open a console for CONIN$ or CONOUT$ */
1290
1291 if (!strcmpiW(filename, coninW) || !strcmpiW(filename, conoutW))
1292 {
1293 ret = OpenConsoleW(filename, access, (sa && sa->bInheritHandle),
1294 creation ? OPEN_EXISTING : 0);
1295 if (ret == INVALID_HANDLE_VALUE) SetLastError(ERROR_INVALID_PARAMETER);
1296 goto done;
1297 }
1298
1299 if (!strncmpW(filename, bkslashes_with_dotW, 4))
1300 {
1301 static const WCHAR pipeW[] = {'P','I','P','E','\\',0};
1302 static const WCHAR mailslotW[] = {'M','A','I','L','S','L','O','T','\\',0};
1303
1304 if ((isalphaW(filename[4]) && filename[5] == ':' && filename[6] == '\0') ||
1305 !strncmpiW( filename + 4, pipeW, 5 ) ||
1306 !strncmpiW( filename + 4, mailslotW, 9 ))
1307 {
1308 dosdev = 0;
1309 }
1310 else if ((dosdev = RtlIsDosDeviceName_U( filename + 4 )))
1311 {
1312 dosdev += MAKELONG( 0, 4*sizeof(WCHAR) ); /* adjust position to start of filename */
1313 }
1314 else if (GetVersion() & 0x80000000)
1315 {
1316 vxd_name = filename + 4;
1317 if (!creation) creation = OPEN_EXISTING;
1318 }
1319 }
1320 else dosdev = RtlIsDosDeviceName_U( filename );
1321
1322 if (dosdev)
1323 {
1324 static const WCHAR conW[] = {'C','O','N'};
1325
1326 if (LOWORD(dosdev) == sizeof(conW) &&
1327 !memicmpW( filename + HIWORD(dosdev)/sizeof(WCHAR), conW, sizeof(conW)/sizeof(WCHAR)))
1328 {
1329 switch (access & (GENERIC_READ|GENERIC_WRITE))
1330 {
1331 case GENERIC_READ:
1332 ret = OpenConsoleW(coninW, access, (sa && sa->bInheritHandle), OPEN_EXISTING);
1333 goto done;
1334 case GENERIC_WRITE:
1335 ret = OpenConsoleW(conoutW, access, (sa && sa->bInheritHandle), OPEN_EXISTING);
1336 goto done;
1337 default:
1338 SetLastError( ERROR_FILE_NOT_FOUND );
1339 return INVALID_HANDLE_VALUE;
1340 }
1341 }
1342 }
1343
1344 if (creation < CREATE_NEW || creation > TRUNCATE_EXISTING)
1345 {
1346 SetLastError( ERROR_INVALID_PARAMETER );
1347 return INVALID_HANDLE_VALUE;
1348 }
1349
1350 if (!RtlDosPathNameToNtPathName_U( filename, &nameW, NULL, NULL ))
1351 {
1352 SetLastError( ERROR_PATH_NOT_FOUND );
1353 return INVALID_HANDLE_VALUE;
1354 }
1355
1356 /* now call NtCreateFile */
1357
1358 options = 0;
1359 if (attributes & FILE_FLAG_BACKUP_SEMANTICS)
1360 options |= FILE_OPEN_FOR_BACKUP_INTENT;
1361 else
1362 options |= FILE_NON_DIRECTORY_FILE;
1363 if (attributes & FILE_FLAG_DELETE_ON_CLOSE)
1364 {
1365 options |= FILE_DELETE_ON_CLOSE;
1366 access |= DELETE;
1367 }
1368 if (attributes & FILE_FLAG_NO_BUFFERING)
1369 options |= FILE_NO_INTERMEDIATE_BUFFERING;
1370 if (!(attributes & FILE_FLAG_OVERLAPPED))
1371 options |= FILE_SYNCHRONOUS_IO_NONALERT;
1372 if (attributes & FILE_FLAG_RANDOM_ACCESS)
1373 options |= FILE_RANDOM_ACCESS;
1374 attributes &= FILE_ATTRIBUTE_VALID_FLAGS;
1375
1376 attr.Length = sizeof(attr);
1377 attr.RootDirectory = 0;
1378 attr.Attributes = OBJ_CASE_INSENSITIVE;
1379 attr.ObjectName = &nameW;
1380 attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
1381 if (attributes & SECURITY_SQOS_PRESENT)
1382 {
1383 qos.Length = sizeof(qos);
1384 qos.ImpersonationLevel = (attributes >> 16) & 0x3;
1385 qos.ContextTrackingMode = attributes & SECURITY_CONTEXT_TRACKING ? SECURITY_DYNAMIC_TRACKING : SECURITY_STATIC_TRACKING;
1386 qos.EffectiveOnly = attributes & SECURITY_EFFECTIVE_ONLY ? TRUE : FALSE;
1387 attr.SecurityQualityOfService = &qos;
1388 }
1389 else
1390 attr.SecurityQualityOfService = NULL;
1391
1392 if (sa && sa->bInheritHandle) attr.Attributes |= OBJ_INHERIT;
1393
1394 status = NtCreateFile( &ret, access, &attr, &io, NULL, attributes,
1395 sharing, nt_disposition[creation - CREATE_NEW],
1396 options, NULL, 0 );
1397 if (status)
1398 {
1399 if (vxd_name && vxd_name[0])
1400 {
1401 static HANDLE (*vxd_open)(LPCWSTR,DWORD,SECURITY_ATTRIBUTES*);
1402 if (!vxd_open) vxd_open = (void *)GetProcAddress( GetModuleHandleA("krnl386.exe16"),
1403 "__wine_vxd_open" );
1404 if (vxd_open && (ret = vxd_open( vxd_name, access, sa ))) goto done;
1405 }
1406
1407 WARN("Unable to create file %s (status %x)\n", debugstr_w(filename), status);
1408 ret = INVALID_HANDLE_VALUE;
1409
1410 /* In the case file creation was rejected due to CREATE_NEW flag
1411 * was specified and file with that name already exists, correct
1412 * last error is ERROR_FILE_EXISTS and not ERROR_ALREADY_EXISTS.
1413 * Note: RtlNtStatusToDosError is not the subject to blame here.
1414 */
1415 if (status == STATUS_OBJECT_NAME_COLLISION)
1416 SetLastError( ERROR_FILE_EXISTS );
1417 else
1418 SetLastError( RtlNtStatusToDosError(status) );
1419 }
1420 else
1421 {
1422 if ((creation == CREATE_ALWAYS && io.Information == FILE_OVERWRITTEN) ||
1423 (creation == OPEN_ALWAYS && io.Information == FILE_OPENED))
1424 SetLastError( ERROR_ALREADY_EXISTS );
1425 else
1426 SetLastError( 0 );
1427 }
1428 RtlFreeUnicodeString( &nameW );
1429
1430 done:
1431 if (!ret) ret = INVALID_HANDLE_VALUE;
1432 TRACE("returning %p\n", ret);
1433 return ret;
1434 }
1435
1436
1437
1438 /*************************************************************************
1439 * CreateFileA (KERNEL32.@)
1440 *
1441 * See CreateFileW.
1442 */
1443 HANDLE WINAPI CreateFileA( LPCSTR filename, DWORD access, DWORD sharing,
1444 LPSECURITY_ATTRIBUTES sa, DWORD creation,
1445 DWORD attributes, HANDLE template)
1446 {
1447 WCHAR *nameW;
1448
1449 if (!(nameW = FILE_name_AtoW( filename, FALSE ))) return INVALID_HANDLE_VALUE;
1450 return CreateFileW( nameW, access, sharing, sa, creation, attributes, template );
1451 }
1452
1453
1454 /***********************************************************************
1455 * DeleteFileW (KERNEL32.@)
1456 *
1457 * Delete a file.
1458 *
1459 * PARAMS
1460 * path [I] Path to the file to delete.
1461 *
1462 * RETURNS
1463 * Success: TRUE.
1464 * Failure: FALSE, check GetLastError().
1465 */
1466 BOOL WINAPI DeleteFileW( LPCWSTR path )
1467 {
1468 UNICODE_STRING nameW;
1469 OBJECT_ATTRIBUTES attr;
1470 NTSTATUS status;
1471 HANDLE hFile;
1472 IO_STATUS_BLOCK io;
1473
1474 TRACE("%s\n", debugstr_w(path) );
1475
1476 if (!RtlDosPathNameToNtPathName_U( path, &nameW, NULL, NULL ))
1477 {
1478 SetLastError( ERROR_PATH_NOT_FOUND );
1479 return FALSE;
1480 }
1481
1482 attr.Length = sizeof(attr);
1483 attr.RootDirectory = 0;
1484 attr.Attributes = OBJ_CASE_INSENSITIVE;
1485 attr.ObjectName = &nameW;
1486 attr.SecurityDescriptor = NULL;
1487 attr.SecurityQualityOfService = NULL;
1488
1489 status = NtCreateFile(&hFile, GENERIC_READ | GENERIC_WRITE | DELETE,
1490 &attr, &io, NULL, 0,
1491 FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
1492 FILE_OPEN, FILE_DELETE_ON_CLOSE | FILE_NON_DIRECTORY_FILE, NULL, 0);
1493 if (status == STATUS_SUCCESS) status = NtClose(hFile);
1494
1495 RtlFreeUnicodeString( &nameW );
1496 if (status)
1497 {
1498 SetLastError( RtlNtStatusToDosError(status) );
1499 return FALSE;
1500 }
1501 return TRUE;
1502 }
1503
1504
1505 /***********************************************************************
1506 * DeleteFileA (KERNEL32.@)
1507 *
1508 * See DeleteFileW.
1509 */
1510 BOOL WINAPI DeleteFileA( LPCSTR path )
1511 {
1512 WCHAR *pathW;
1513
1514 if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
1515 return DeleteFileW( pathW );
1516 }
1517
1518
1519 /**************************************************************************
1520 * ReplaceFileW (KERNEL32.@)
1521 * ReplaceFile (KERNEL32.@)
1522 */
1523 BOOL WINAPI ReplaceFileW(LPCWSTR lpReplacedFileName, LPCWSTR lpReplacementFileName,
1524 LPCWSTR lpBackupFileName, DWORD dwReplaceFlags,
1525 LPVOID lpExclude, LPVOID lpReserved)
1526 {
1527 UNICODE_STRING nt_replaced_name, nt_replacement_name;
1528 ANSI_STRING unix_replaced_name, unix_replacement_name, unix_backup_name;
1529 HANDLE hReplaced = NULL, hReplacement = NULL, hBackup = NULL;
1530 DWORD error = ERROR_SUCCESS;
1531 UINT replaced_flags;
1532 BOOL ret = FALSE;
1533 NTSTATUS status;
1534 IO_STATUS_BLOCK io;
1535 OBJECT_ATTRIBUTES attr;
1536
1537 TRACE("%s %s %s 0x%08x %p %p\n", debugstr_w(lpReplacedFileName),
1538 debugstr_w(lpReplacementFileName), debugstr_w(lpBackupFileName),
1539 dwReplaceFlags, lpExclude, lpReserved);
1540
1541 if (dwReplaceFlags)
1542 FIXME("Ignoring flags %x\n", dwReplaceFlags);
1543
1544 /* First two arguments are mandatory */
1545 if (!lpReplacedFileName || !lpReplacementFileName)
1546 {
1547 SetLastError(ERROR_INVALID_PARAMETER);
1548 return FALSE;
1549 }
1550
1551 unix_replaced_name.Buffer = NULL;
1552 unix_replacement_name.Buffer = NULL;
1553 unix_backup_name.Buffer = NULL;
1554
1555 attr.Length = sizeof(attr);
1556 attr.RootDirectory = 0;
1557 attr.Attributes = OBJ_CASE_INSENSITIVE;
1558 attr.ObjectName = NULL;
1559 attr.SecurityDescriptor = NULL;
1560 attr.SecurityQualityOfService = NULL;
1561
1562 /* Open the "replaced" file for reading and writing */
1563 if (!(RtlDosPathNameToNtPathName_U(lpReplacedFileName, &nt_replaced_name, NULL, NULL)))
1564 {
1565 error = ERROR_PATH_NOT_FOUND;
1566 goto fail;
1567 }
1568 replaced_flags = lpBackupFileName ? FILE_OPEN : FILE_OPEN_IF;
1569 attr.ObjectName = &nt_replaced_name;
1570 status = NtOpenFile(&hReplaced, GENERIC_READ|GENERIC_WRITE|DELETE|SYNCHRONIZE,
1571 &attr, &io,
1572 FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
1573 FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE);
1574 if (status == STATUS_SUCCESS)
1575 status = wine_nt_to_unix_file_name(&nt_replaced_name, &unix_replaced_name, replaced_flags, FALSE);
1576 RtlFreeUnicodeString(&nt_replaced_name);
1577 if (status != STATUS_SUCCESS)
1578 {
1579 if (status == STATUS_OBJECT_NAME_NOT_FOUND)
1580 error = ERROR_FILE_NOT_FOUND;
1581 else
1582 error = ERROR_UNABLE_TO_REMOVE_REPLACED;
1583 goto fail;
1584 }
1585
1586 /*
1587 * Open the replacement file for reading, writing, and deleting
1588 * (writing and deleting are needed when finished)
1589 */
1590 if (!(RtlDosPathNameToNtPathName_U(lpReplacementFileName, &nt_replacement_name, NULL, NULL)))
1591 {
1592 error = ERROR_PATH_NOT_FOUND;
1593 goto fail;
1594 }
1595 attr.ObjectName = &nt_replacement_name;
1596 status = NtOpenFile(&hReplacement,
1597 GENERIC_READ|GENERIC_WRITE|DELETE|WRITE_DAC|SYNCHRONIZE,
1598 &attr, &io, 0,
1599 FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE);
1600 if (status == STATUS_SUCCESS)
1601 status = wine_nt_to_unix_file_name(&nt_replacement_name, &unix_replacement_name, FILE_OPEN, FALSE);
1602 RtlFreeUnicodeString(&nt_replacement_name);
1603 if (status != STATUS_SUCCESS)
1604 {
1605 error = RtlNtStatusToDosError(status);
1606 goto fail;
1607 }
1608
1609 /* If the user wants a backup then that needs to be performed first */
1610 if (lpBackupFileName)
1611 {
1612 UNICODE_STRING nt_backup_name;
1613 FILE_BASIC_INFORMATION replaced_info;
1614
1615 /* Obtain the file attributes from the "replaced" file */
1616 status = NtQueryInformationFile(hReplaced, &io, &replaced_info,
1617 sizeof(replaced_info),
1618 FileBasicInformation);
1619 if (status != STATUS_SUCCESS)
1620 {
1621 error = RtlNtStatusToDosError(status);
1622 goto fail;
1623 }
1624
1625 if (!(RtlDosPathNameToNtPathName_U(lpBackupFileName, &nt_backup_name, NULL, NULL)))
1626 {
1627 error = ERROR_PATH_NOT_FOUND;
1628 goto fail;
1629 }
1630 attr.ObjectName = &nt_backup_name;
1631 /* Open the backup with permissions to write over it */
1632 status = NtCreateFile(&hBackup, GENERIC_WRITE,
1633 &attr, &io, NULL, replaced_info.FileAttributes,
1634 FILE_SHARE_WRITE, FILE_OPEN_IF,
1635 FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE,
1636 NULL, 0);
1637 if (status == STATUS_SUCCESS)
1638 status = wine_nt_to_unix_file_name(&nt_backup_name, &unix_backup_name, FILE_OPEN_IF, FALSE);
1639 RtlFreeUnicodeString(&nt_backup_name);
1640 if (status != STATUS_SUCCESS)
1641 {
1642 error = RtlNtStatusToDosError(status);
1643 goto fail;
1644 }
1645
1646 /* If an existing backup exists then copy over it */
1647 if (rename(unix_replaced_name.Buffer, unix_backup_name.Buffer) == -1)
1648 {
1649 error = ERROR_UNABLE_TO_REMOVE_REPLACED; /* is this correct? */
1650 goto fail;
1651 }
1652 }
1653
1654 /*
1655 * Now that the backup has been performed (if requested), copy the replacement
1656 * into place
1657 */
1658 if (rename(unix_replacement_name.Buffer, unix_replaced_name.Buffer) == -1)
1659 {
1660 if (errno == EACCES)
1661 {
1662 /* Inappropriate permissions on "replaced", rename will fail */
1663 error = ERROR_UNABLE_TO_REMOVE_REPLACED;
1664 goto fail;
1665 }
1666 /* on failure we need to indicate whether a backup was made */
1667 if (!lpBackupFileName)
1668 error = ERROR_UNABLE_TO_MOVE_REPLACEMENT;
1669 else
1670 error = ERROR_UNABLE_TO_MOVE_REPLACEMENT_2;
1671 goto fail;
1672 }
1673 /* Success! */
1674 ret = TRUE;
1675
1676 /* Perform resource cleanup */
1677 fail:
1678 if (hBackup) CloseHandle(hBackup);
1679 if (hReplaced) CloseHandle(hReplaced);
1680 if (hReplacement) CloseHandle(hReplacement);
1681 RtlFreeAnsiString(&unix_backup_name);
1682 RtlFreeAnsiString(&unix_replacement_name);
1683 RtlFreeAnsiString(&unix_replaced_name);
1684
1685 /* If there was an error, set the error code */
1686 if(!ret)
1687 SetLastError(error);
1688 return ret;
1689 }
1690
1691
1692 /**************************************************************************
1693 * ReplaceFileA (KERNEL32.@)
1694 */
1695 BOOL WINAPI ReplaceFileA(LPCSTR lpReplacedFileName,LPCSTR lpReplacementFileName,
1696 LPCSTR lpBackupFileName, DWORD dwReplaceFlags,
1697 LPVOID lpExclude, LPVOID lpReserved)
1698 {
1699 WCHAR *replacedW, *replacementW, *backupW = NULL;
1700 BOOL ret;
1701
1702 /* This function only makes sense when the first two parameters are defined */
1703 if (!lpReplacedFileName || !(replacedW = FILE_name_AtoW( lpReplacedFileName, TRUE )))
1704 {
1705 SetLastError(ERROR_INVALID_PARAMETER);
1706 return FALSE;
1707 }
1708 if (!lpReplacementFileName || !(replacementW = FILE_name_AtoW( lpReplacementFileName, TRUE )))
1709 {
1710 HeapFree( GetProcessHeap(), 0, replacedW );
1711 SetLastError(ERROR_INVALID_PARAMETER);
1712 return FALSE;
1713 }
1714 /* The backup parameter, however, is optional */
1715 if (lpBackupFileName)
1716 {
1717 if (!(backupW = FILE_name_AtoW( lpBackupFileName, TRUE )))
1718 {
1719 HeapFree( GetProcessHeap(), 0, replacedW );
1720 HeapFree( GetProcessHeap(), 0, replacementW );
1721 SetLastError(ERROR_INVALID_PARAMETER);
1722 return FALSE;
1723 }
1724 }
1725 ret = ReplaceFileW( replacedW, replacementW, backupW, dwReplaceFlags, lpExclude, lpReserved );
1726 HeapFree( GetProcessHeap(), 0, replacedW );
1727 HeapFree( GetProcessHeap(), 0, replacementW );
1728 HeapFree( GetProcessHeap(), 0, backupW );
1729 return ret;
1730 }
1731
1732
1733 /*************************************************************************
1734 * FindFirstFileExW (KERNEL32.@)
1735 *
1736 * NOTE: The FindExSearchLimitToDirectories is ignored - it gives the same
1737 * results as FindExSearchNameMatch
1738 */
1739 HANDLE WINAPI FindFirstFileExW( LPCWSTR filename, FINDEX_INFO_LEVELS level,
1740 LPVOID data, FINDEX_SEARCH_OPS search_op,
1741 LPVOID filter, DWORD flags)
1742 {
1743 WCHAR *mask, *p;
1744 FIND_FIRST_INFO *info = NULL;
1745 UNICODE_STRING nt_name;
1746 OBJECT_ATTRIBUTES attr;
1747 IO_STATUS_BLOCK io;
1748 NTSTATUS status;
1749 DWORD device = 0;
1750
1751 TRACE("%s %d %p %d %p %x\n", debugstr_w(filename), level, data, search_op, filter, flags);
1752
1753 if ((search_op != FindExSearchNameMatch && search_op != FindExSearchLimitToDirectories)
1754 || flags != 0)
1755 {
1756 FIXME("options not implemented 0x%08x 0x%08x\n", search_op, flags );
1757 return INVALID_HANDLE_VALUE;
1758 }
1759 if (level != FindExInfoStandard)
1760 {
1761 FIXME("info level %d not implemented\n", level );
1762 return INVALID_HANDLE_VALUE;
1763 }
1764
1765 if (!RtlDosPathNameToNtPathName_U( filename, &nt_name, &mask, NULL ))
1766 {
1767 SetLastError( ERROR_PATH_NOT_FOUND );
1768 return INVALID_HANDLE_VALUE;
1769 }
1770
1771 if (!(info = HeapAlloc( GetProcessHeap(), 0, sizeof(*info))))
1772 {
1773 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1774 goto error;
1775 }
1776
1777 if (!mask && (device = RtlIsDosDeviceName_U( filename )))
1778 {
1779 static const WCHAR dotW[] = {'.',0};
1780 WCHAR *dir = NULL;
1781
1782 /* we still need to check that the directory can be opened */
1783
1784 if (HIWORD(device))
1785 {
1786 if (!(dir = HeapAlloc( GetProcessHeap(), 0, HIWORD(device) + sizeof(WCHAR) )))
1787 {
1788 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1789 goto error;
1790 }
1791 memcpy( dir, filename, HIWORD(device) );
1792 dir[HIWORD(device)/sizeof(WCHAR)] = 0;
1793 }
1794 RtlFreeUnicodeString( &nt_name );
1795 if (!RtlDosPathNameToNtPathName_U( dir ? dir : dotW, &nt_name, &mask, NULL ))
1796 {
1797 HeapFree( GetProcessHeap(), 0, dir );
1798 SetLastError( ERROR_PATH_NOT_FOUND );
1799 goto error;
1800 }
1801 HeapFree( GetProcessHeap(), 0, dir );
1802 RtlInitUnicodeString( &info->mask, NULL );
1803 }
1804 else if (!mask || !*mask)
1805 {
1806 SetLastError( ERROR_FILE_NOT_FOUND );
1807 goto error;
1808 }
1809 else
1810 {
1811 if (!RtlCreateUnicodeString( &info->mask, mask ))
1812 {
1813 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1814 goto error;
1815 }
1816
1817 /* truncate dir name before mask */
1818 *mask = 0;
1819 nt_name.Length = (mask - nt_name.Buffer) * sizeof(WCHAR);
1820 }
1821
1822 /* check if path is the root of the drive */
1823 info->is_root = FALSE;
1824 p = nt_name.Buffer + 4; /* skip \??\ prefix */
1825 if (p[0] && p[1] == ':')
1826 {
1827 p += 2;
1828 while (*p == '\\') p++;
1829 info->is_root = (*p == 0);
1830 }
1831
1832 attr.Length = sizeof(attr);
1833 attr.RootDirectory = 0;
1834 attr.Attributes = OBJ_CASE_INSENSITIVE;
1835 attr.ObjectName = &nt_name;
1836 attr.SecurityDescriptor = NULL;
1837 attr.SecurityQualityOfService = NULL;
1838
1839 status = NtOpenFile( &info->handle, GENERIC_READ, &attr, &io,
1840 FILE_SHARE_READ | FILE_SHARE_WRITE,
1841 FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
1842
1843 if (status != STATUS_SUCCESS)
1844 {
1845 RtlFreeUnicodeString( &info->mask );
1846 if (status == STATUS_OBJECT_NAME_NOT_FOUND)
1847 SetLastError( ERROR_PATH_NOT_FOUND );
1848 else
1849 SetLastError( RtlNtStatusToDosError(status) );
1850 goto error;
1851 }
1852
1853 RtlInitializeCriticalSection( &info->cs );
1854 info->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": FIND_FIRST_INFO.cs");
1855 info->path = nt_name;
1856 info->magic = FIND_FIRST_MAGIC;
1857 info->data_pos = 0;
1858 info->data_len = 0;
1859 info->search_op = search_op;
1860
1861 if (device)
1862 {
1863 WIN32_FIND_DATAW *wfd = data;
1864
1865 memset( wfd, 0, sizeof(*wfd) );
1866 memcpy( wfd->cFileName, filename + HIWORD(device)/sizeof(WCHAR), LOWORD(device) );
1867 wfd->dwFileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1868 CloseHandle( info->handle );
1869 info->handle = 0;
1870 }
1871 else
1872 {
1873 IO_STATUS_BLOCK io;
1874
1875 NtQueryDirectoryFile( info->handle, 0, NULL, NULL, &io, info->data, sizeof(info->data),
1876 FileBothDirectoryInformation, FALSE, &info->mask, TRUE );
1877 if (io.u.Status)
1878 {
1879 FindClose( info );
1880 SetLastError( RtlNtStatusToDosError( io.u.Status ) );
1881 return INVALID_HANDLE_VALUE;
1882 }
1883 info->data_len = io.Information;
1884 if (!FindNextFileW( info, data ))
1885 {
1886 TRACE( "%s not found\n", debugstr_w(filename) );
1887 FindClose( info );
1888 SetLastError( ERROR_FILE_NOT_FOUND );
1889 return INVALID_HANDLE_VALUE;
1890 }
1891 if (!strpbrkW( info->mask.Buffer, wildcardsW ))
1892 {
1893 /* we can't find two files with the same name */
1894 CloseHandle( info->handle );
1895 info->handle = 0;
1896 }
1897 }
1898 return info;
1899
1900 error:
1901 HeapFree( GetProcessHeap(), 0, info );
1902 RtlFreeUnicodeString( &nt_name );
1903 return INVALID_HANDLE_VALUE;
1904 }
1905
1906
1907 /*************************************************************************
1908 * FindNextFileW (KERNEL32.@)
1909 */
1910 BOOL WINAPI FindNextFileW( HANDLE handle, WIN32_FIND_DATAW *data )
1911 {
1912 FIND_FIRST_INFO *info;
1913 FILE_BOTH_DIR_INFORMATION *dir_info;
1914 BOOL ret = FALSE;
1915
1916 TRACE("%p %p\n", handle, data);
1917
1918 if (!handle || handle == INVALID_HANDLE_VALUE)
1919 {
1920 SetLastError( ERROR_INVALID_HANDLE );
1921 return ret;
1922 }
1923 info = handle;
1924 if (info->magic != FIND_FIRST_MAGIC)
1925 {
1926 SetLastError( ERROR_INVALID_HANDLE );
1927 return ret;
1928 }
1929
1930 RtlEnterCriticalSection( &info->cs );
1931
1932 if (!info->handle) SetLastError( ERROR_NO_MORE_FILES );
1933 else for (;;)
1934 {
1935 if (info->data_pos >= info->data_len) /* need to read some more data */
1936 {
1937 IO_STATUS_BLOCK io;
1938
1939 NtQueryDirectoryFile( info->handle, 0, NULL, NULL, &io, info->data, sizeof(info->data),
1940 FileBothDirectoryInformation, FALSE, &info->mask, FALSE );
1941 if (io.u.Status)
1942 {
1943 SetLastError( RtlNtStatusToDosError( io.u.Status ) );
1944 if (io.u.Status == STATUS_NO_MORE_FILES)
1945 {
1946 CloseHandle( info->handle );
1947 info->handle = 0;
1948 }
1949 break;
1950 }
1951 info->data_len = io.Information;
1952 info->data_pos = 0;
1953 }
1954
1955 dir_info = (FILE_BOTH_DIR_INFORMATION *)(info->data + info->data_pos);
1956
1957 if (dir_info->NextEntryOffset) info->data_pos += dir_info->NextEntryOffset;
1958 else info->data_pos = info->data_len;
1959
1960 /* don't return '.' and '..' in the root of the drive */
1961 if (info->is_root)
1962 {
1963 if (dir_info->FileNameLength == sizeof(WCHAR) && dir_info->FileName[0] == '.') continue;
1964 if (dir_info->FileNameLength == 2 * sizeof(WCHAR) &&
1965 dir_info->FileName[0] == '.' && dir_info->FileName[1] == '.') continue;
1966 }
1967
1968 /* check for dir symlink */
1969 if ((dir_info->FileAttributes & FILE_ATTRIBUTE_DIRECTORY) &&
1970 (dir_info->FileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) &&
1971 strpbrkW( info->mask.Buffer, wildcardsW ))
1972 {
1973 if (!check_dir_symlink( info, dir_info )) continue;
1974 }
1975
1976 data->dwFileAttributes = dir_info->FileAttributes;
1977 data->ftCreationTime = *(FILETIME *)&dir_info->CreationTime;
1978 data->ftLastAccessTime = *(FILETIME *)&dir_info->LastAccessTime;
1979 data->ftLastWriteTime = *(FILETIME *)&dir_info->LastWriteTime;
1980 data->nFileSizeHigh = dir_info->EndOfFile.QuadPart >> 32;
1981 data->nFileSizeLow = (DWORD)dir_info->EndOfFile.QuadPart;
1982 data->dwReserved0 = 0;
1983 data->dwReserved1 = 0;
1984
1985 memcpy( data->cFileName, dir_info->FileName, dir_info->FileNameLength );
1986 data->cFileName[dir_info->FileNameLength/sizeof(WCHAR)] = 0;
1987 memcpy( data->cAlternateFileName, dir_info->ShortName, dir_info->ShortNameLength );
1988 data->cAlternateFileName[dir_info->ShortNameLength/sizeof(WCHAR)] = 0;
1989
1990 TRACE("returning %s (%s)\n",
1991 debugstr_w(data->cFileName), debugstr_w(data->cAlternateFileName) );
1992
1993 ret = TRUE;
1994 break;
1995 }
1996
1997 RtlLeaveCriticalSection( &info->cs );
1998 return ret;
1999 }
2000
2001
2002 /*************************************************************************
2003 * FindClose (KERNEL32.@)
2004 */
2005 BOOL WINAPI FindClose( HANDLE handle )
2006 {
2007 FIND_FIRST_INFO *info = handle;
2008
2009 if (!handle || handle == INVALID_HANDLE_VALUE)
2010 {
2011 SetLastError( ERROR_INVALID_HANDLE );
2012 return FALSE;
2013 }
2014
2015 __TRY
2016 {
2017 if (info->magic == FIND_FIRST_MAGIC)
2018 {
2019 RtlEnterCriticalSection( &info->cs );
2020 if (info->magic == FIND_FIRST_MAGIC) /* in case someone else freed it in the meantime */
2021 {
2022 info->magic = 0;
2023 if (info->handle) CloseHandle( info->handle );
2024 info->handle = 0;
2025 RtlFreeUnicodeString( &info->mask );
2026 info->mask.Buffer = NULL;
2027 RtlFreeUnicodeString( &info->path );
2028 info->data_pos = 0;
2029 info->data_len = 0;
2030 RtlLeaveCriticalSection( &info->cs );
2031 info->cs.DebugInfo->Spare[0] = 0;
2032 RtlDeleteCriticalSection( &info->cs );
2033 HeapFree( GetProcessHeap(), 0, info );
2034 }
2035 }
2036 }
2037 __EXCEPT_PAGE_FAULT
2038 {
2039 WARN("Illegal handle %p\n", handle);
2040 SetLastError( ERROR_INVALID_HANDLE );
2041 return FALSE;
2042 }
2043 __ENDTRY
2044
2045 return TRUE;
2046 }
2047
2048
2049 /*************************************************************************
2050 * FindFirstFileA (KERNEL32.@)
2051 */
2052 HANDLE WINAPI FindFirstFileA( LPCSTR lpFileName, WIN32_FIND_DATAA *lpFindData )
2053 {
2054 return FindFirstFileExA(lpFileName, FindExInfoStandard, lpFindData,
2055 FindExSearchNameMatch, NULL, 0);
2056 }
2057
2058 /*************************************************************************
2059 * FindFirstFileExA (KERNEL32.@)
2060 */
2061 HANDLE WINAPI FindFirstFileExA( LPCSTR lpFileName, FINDEX_INFO_LEVELS fInfoLevelId,
2062 LPVOID lpFindFileData, FINDEX_SEARCH_OPS fSearchOp,
2063 LPVOID lpSearchFilter, DWORD dwAdditionalFlags)
2064 {
2065 HANDLE handle;
2066 WIN32_FIND_DATAA *dataA;
2067 WIN32_FIND_DATAW dataW;
2068 WCHAR *nameW;
2069
2070 if (!(nameW = FILE_name_AtoW( lpFileName, FALSE ))) return INVALID_HANDLE_VALUE;
2071
2072 handle = FindFirstFileExW(nameW, fInfoLevelId, &dataW, fSearchOp, lpSearchFilter, dwAdditionalFlags);
2073 if (handle == INVALID_HANDLE_VALUE) return handle;
2074
2075 dataA = lpFindFileData;
2076 dataA->dwFileAttributes = dataW.dwFileAttributes;
2077 dataA->ftCreationTime = dataW.ftCreationTime;
2078 dataA->ftLastAccessTime = dataW.ftLastAccessTime;
2079 dataA->ftLastWriteTime = dataW.ftLastWriteTime;
2080 dataA->nFileSizeHigh = dataW.nFileSizeHigh;
2081 dataA->nFileSizeLow = dataW.nFileSizeLow;
2082 FILE_name_WtoA( dataW.cFileName, -1, dataA->cFileName, sizeof(dataA->cFileName) );
2083 FILE_name_WtoA( dataW.cAlternateFileName, -1, dataA->cAlternateFileName,
2084 sizeof(dataA->cAlternateFileName) );
2085 return handle;
2086 }
2087
2088
2089 /*************************************************************************
2090 * FindFirstFileW (KERNEL32.@)
2091 */
2092 HANDLE WINAPI FindFirstFileW( LPCWSTR lpFileName, WIN32_FIND_DATAW *lpFindData )
2093 {
2094 return FindFirstFileExW(lpFileName, FindExInfoStandard, lpFindData,
2095 FindExSearchNameMatch, NULL, 0);
2096 }
2097
2098
2099 /*************************************************************************
2100 * FindNextFileA (KERNEL32.@)
2101 */
2102 BOOL WINAPI FindNextFileA( HANDLE handle, WIN32_FIND_DATAA *data )
2103 {
2104 WIN32_FIND_DATAW dataW;
2105
2106 if (!FindNextFileW( handle, &dataW )) return FALSE;
2107 data->dwFileAttributes = dataW.dwFileAttributes;
2108 data->ftCreationTime = dataW.ftCreationTime;
2109 data->ftLastAccessTime = dataW.ftLastAccessTime;
2110 data->ftLastWriteTime = dataW.ftLastWriteTime;
2111 data->nFileSizeHigh = dataW.nFileSizeHigh;
2112 data->nFileSizeLow = dataW.nFileSizeLow;
2113 FILE_name_WtoA( dataW.cFileName, -1, data->cFileName, sizeof(data->cFileName) );
2114 FILE_name_WtoA( dataW.cAlternateFileName, -1, data->cAlternateFileName,
2115 sizeof(data->cAlternateFileName) );
2116 return TRUE;
2117 }
2118
2119
2120 /**************************************************************************
2121 * GetFileAttributesW (KERNEL32.@)
2122 */
2123 DWORD WINAPI GetFileAttributesW( LPCWSTR name )
2124 {
2125 FILE_BASIC_INFORMATION info;
2126 UNICODE_STRING nt_name;
2127 OBJECT_ATTRIBUTES attr;
2128 NTSTATUS status;
2129
2130 TRACE("%s\n", debugstr_w(name));
2131
2132 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2133 {
2134 SetLastError( ERROR_PATH_NOT_FOUND );
2135 return INVALID_FILE_ATTRIBUTES;
2136 }
2137
2138 attr.Length = sizeof(attr);
2139 attr.RootDirectory = 0;
2140 attr.Attributes = OBJ_CASE_INSENSITIVE;
2141 attr.ObjectName = &nt_name;
2142 attr.SecurityDescriptor = NULL;
2143 attr.SecurityQualityOfService = NULL;
2144
2145 status = NtQueryAttributesFile( &attr, &info );
2146 RtlFreeUnicodeString( &nt_name );
2147
2148 if (status == STATUS_SUCCESS) return info.FileAttributes;
2149
2150 /* NtQueryAttributesFile fails on devices, but GetFileAttributesW succeeds */
2151 if (RtlIsDosDeviceName_U( name )) return FILE_ATTRIBUTE_ARCHIVE;
2152
2153 SetLastError( RtlNtStatusToDosError(status) );
2154 return INVALID_FILE_ATTRIBUTES;
2155 }
2156
2157
2158 /**************************************************************************
2159 * GetFileAttributesA (KERNEL32.@)
2160 */
2161 DWORD WINAPI GetFileAttributesA( LPCSTR name )
2162 {
2163 WCHAR *nameW;
2164
2165 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_ATTRIBUTES;
2166 return GetFileAttributesW( nameW );
2167 }
2168
2169
2170 /**************************************************************************
2171 * SetFileAttributesW (KERNEL32.@)
2172 */
2173 BOOL WINAPI SetFileAttributesW( LPCWSTR name, DWORD attributes )
2174 {
2175 UNICODE_STRING nt_name;
2176 OBJECT_ATTRIBUTES attr;
2177 IO_STATUS_BLOCK io;
2178 NTSTATUS status;
2179 HANDLE handle;
2180
2181 TRACE("%s %x\n", debugstr_w(name), attributes);
2182
2183 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2184 {
2185 SetLastError( ERROR_PATH_NOT_FOUND );
2186 return FALSE;
2187 }
2188
2189 attr.Length = sizeof(attr);
2190 attr.RootDirectory = 0;
2191 attr.Attributes = OBJ_CASE_INSENSITIVE;
2192 attr.ObjectName = &nt_name;
2193 attr.SecurityDescriptor = NULL;
2194 attr.SecurityQualityOfService = NULL;
2195
2196 status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
2197 RtlFreeUnicodeString( &nt_name );
2198
2199 if (status == STATUS_SUCCESS)
2200 {
2201 FILE_BASIC_INFORMATION info;
2202
2203 memset( &info, 0, sizeof(info) );
2204 info.FileAttributes = attributes | FILE_ATTRIBUTE_NORMAL; /* make sure it's not zero */
2205 status = NtSetInformationFile( handle, &io, &info, sizeof(info), FileBasicInformation );
2206 NtClose( handle );
2207 }
2208
2209 if (status == STATUS_SUCCESS) return TRUE;
2210 SetLastError( RtlNtStatusToDosError(status) );
2211 return FALSE;
2212 }
2213
2214
2215 /**************************************************************************
2216 * SetFileAttributesA (KERNEL32.@)
2217 */
2218 BOOL WINAPI SetFileAttributesA( LPCSTR name, DWORD attributes )
2219 {
2220 WCHAR *nameW;
2221
2222 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
2223 return SetFileAttributesW( nameW, attributes );
2224 }
2225
2226
2227 /**************************************************************************
2228 * GetFileAttributesExW (KERNEL32.@)
2229 */
2230 BOOL WINAPI GetFileAttributesExW( LPCWSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
2231 {
2232 FILE_NETWORK_OPEN_INFORMATION info;
2233 WIN32_FILE_ATTRIBUTE_DATA *data = ptr;
2234 UNICODE_STRING nt_name;
2235 OBJECT_ATTRIBUTES attr;
2236 NTSTATUS status;
2237
2238 TRACE("%s %d %p\n", debugstr_w(name), level, ptr);
2239
2240 if (level != GetFileExInfoStandard)
2241 {
2242 SetLastError( ERROR_INVALID_PARAMETER );
2243 return FALSE;
2244 }
2245
2246 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2247 {
2248 SetLastError( ERROR_PATH_NOT_FOUND );
2249 return FALSE;
2250 }
2251
2252 attr.Length = sizeof(attr);
2253 attr.RootDirectory = 0;
2254 attr.Attributes = OBJ_CASE_INSENSITIVE;
2255 attr.ObjectName = &nt_name;
2256 attr.SecurityDescriptor = NULL;
2257 attr.SecurityQualityOfService = NULL;
2258
2259 status = NtQueryFullAttributesFile( &attr, &info );
2260 RtlFreeUnicodeString( &nt_name );
2261
2262 if (status != STATUS_SUCCESS)
2263 {
2264 SetLastError( RtlNtStatusToDosError(status) );
2265 return FALSE;
2266 }
2267
2268 data->dwFileAttributes = info.FileAttributes;
2269 data->ftCreationTime.dwLowDateTime = info.CreationTime.u.LowPart;
2270 data->ftCreationTime.dwHighDateTime = info.CreationTime.u.HighPart;
2271 data->ftLastAccessTime.dwLowDateTime = info.LastAccessTime.u.LowPart;
2272 data->ftLastAccessTime.dwHighDateTime = info.LastAccessTime.u.HighPart;
2273 data->ftLastWriteTime.dwLowDateTime = info.LastWriteTime.u.LowPart;
2274 data->ftLastWriteTime.dwHighDateTime = info.LastWriteTime.u.HighPart;
2275 data->nFileSizeLow = info.EndOfFile.u.LowPart;
2276 data->nFileSizeHigh = info.EndOfFile.u.HighPart;
2277 return TRUE;
2278 }
2279
2280
2281 /**************************************************************************
2282 * GetFileAttributesExA (KERNEL32.@)
2283 */
2284 BOOL WINAPI GetFileAttributesExA( LPCSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
2285 {
2286 WCHAR *nameW;
2287
2288 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
2289 return GetFileAttributesExW( nameW, level, ptr );
2290 }
2291
2292
2293 /******************************************************************************
2294 * GetCompressedFileSizeW (KERNEL32.@)
2295 *
2296 * Get the actual number of bytes used on disk.
2297 *
2298 * RETURNS
2299 * Success: Low-order doubleword of number of bytes
2300 * Failure: INVALID_FILE_SIZE
2301 */
2302 DWORD WINAPI GetCompressedFileSizeW(
2303 LPCWSTR name, /* [in] Pointer to name of file */
2304 LPDWORD size_high ) /* [out] Receives high-order doubleword of size */
2305 {
2306 UNICODE_STRING nt_name;
2307 OBJECT_ATTRIBUTES attr;
2308 IO_STATUS_BLOCK io;
2309 NTSTATUS status;
2310 HANDLE handle;
2311 DWORD ret = INVALID_FILE_SIZE;
2312
2313 TRACE("%s %p\n", debugstr_w(name), size_high);
2314
2315 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2316 {
2317 SetLastError( ERROR_PATH_NOT_FOUND );
2318 return INVALID_FILE_SIZE;
2319 }
2320
2321 attr.Length = sizeof(attr);
2322 attr.RootDirectory = 0;
2323 attr.Attributes = OBJ_CASE_INSENSITIVE;
2324 attr.ObjectName = &nt_name;
2325 attr.SecurityDescriptor = NULL;
2326 attr.SecurityQualityOfService = NULL;
2327
2328 status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
2329 RtlFreeUnicodeString( &nt_name );
2330
2331 if (status == STATUS_SUCCESS)
2332 {
2333 /* we don't support compressed files, simply return the file size */
2334 ret = GetFileSize( handle, size_high );
2335 NtClose( handle );
2336 }
2337 else SetLastError( RtlNtStatusToDosError(status) );
2338
2339 return ret;
2340 }
2341
2342
2343 /******************************************************************************
2344 * GetCompressedFileSizeA (KERNEL32.@)
2345 *
2346 * See GetCompressedFileSizeW.
2347 */
2348 DWORD WINAPI GetCompressedFileSizeA( LPCSTR name, LPDWORD size_high )
2349 {
2350 WCHAR *nameW;
2351
2352 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_SIZE;
2353 return GetCompressedFileSizeW( nameW, size_high );
2354 }
2355
2356
2357 /***********************************************************************
2358 * OpenVxDHandle (KERNEL32.@)
2359 *
2360 * This function is supposed to return the corresponding Ring 0
2361 * ("kernel") handle for a Ring 3 handle in Win9x.
2362 * Evidently, Wine will have problems with this. But we try anyway,
2363 * maybe it helps...
2364 */
2365 HANDLE WINAPI OpenVxDHandle(HANDLE hHandleRing3)
2366 {
2367 FIXME( "(%p), stub! (returning Ring 3 handle instead of Ring 0)\n", hHandleRing3);
2368 return hHandleRing3;
2369 }
2370
2371
2372 /****************************************************************************
2373 * DeviceIoControl (KERNEL32.@)
2374 */
2375 BOOL WINAPI DeviceIoControl(HANDLE hDevice, DWORD dwIoControlCode,
2376 LPVOID lpvInBuffer, DWORD cbInBuffer,
2377 LPVOID lpvOutBuffer, DWORD cbOutBuffer,
2378 LPDWORD lpcbBytesReturned,
2379 LPOVERLAPPED lpOverlapped)
2380 {
2381 NTSTATUS status;
2382
2383 TRACE( "(%p,%x,%p,%d,%p,%d,%p,%p)\n",
2384 hDevice,dwIoControlCode,lpvInBuffer,cbInBuffer,
2385 lpvOutBuffer,cbOutBuffer,lpcbBytesReturned,lpOverlapped );
2386
2387 /* Check if this is a user defined control code for a VxD */
2388
2389 if (HIWORD( dwIoControlCode ) == 0 && (GetVersion() & 0x80000000))
2390 {
2391 typedef BOOL (WINAPI *DeviceIoProc)(DWORD, LPVOID, DWORD, LPVOID, DWORD, LPDWORD, LPOVERLAPPED);
2392 static DeviceIoProc (*vxd_get_proc)(HANDLE);
2393 DeviceIoProc proc = NULL;
2394
2395 if (!vxd_get_proc) vxd_get_proc = (void *)GetProcAddress( GetModuleHandleA("krnl386.exe16"),
2396 "__wine_vxd_get_proc" );
2397 if (vxd_get_proc) proc = vxd_get_proc( hDevice );
2398 if (proc) return proc( dwIoControlCode, lpvInBuffer, cbInBuffer,
2399 lpvOutBuffer, cbOutBuffer, lpcbBytesReturned, lpOverlapped );
2400 }
2401
2402 /* Not a VxD, let ntdll handle it */
2403
2404 if (lpOverlapped)
2405 {
2406 LPVOID cvalue = ((ULONG_PTR)lpOverlapped->hEvent & 1) ? NULL : lpOverlapped;
2407 lpOverlapped->Internal = STATUS_PENDING;
2408 lpOverlapped->InternalHigh = 0;
2409 if (HIWORD(dwIoControlCode) == FILE_DEVICE_FILE_SYSTEM)
2410 status = NtFsControlFile(hDevice, lpOverlapped->hEvent,
2411 NULL, cvalue, (PIO_STATUS_BLOCK)lpOverlapped,
2412 dwIoControlCode, lpvInBuffer, cbInBuffer,
2413 lpvOutBuffer, cbOutBuffer);
2414 else
2415 status = NtDeviceIoControlFile(hDevice, lpOverlapped->hEvent,
2416 NULL, cvalue, (PIO_STATUS_BLOCK)lpOverlapped,
2417 dwIoControlCode, lpvInBuffer, cbInBuffer,
2418 lpvOutBuffer, cbOutBuffer);
2419 if (lpcbBytesReturned) *lpcbBytesReturned = lpOverlapped->InternalHigh;
2420 }
2421 else
2422 {
2423 IO_STATUS_BLOCK iosb;
2424
2425 if (HIWORD(dwIoControlCode) == FILE_DEVICE_FILE_SYSTEM)
2426 status = NtFsControlFile(hDevice, NULL, NULL, NULL, &iosb,
2427 dwIoControlCode, lpvInBuffer, cbInBuffer,
2428 lpvOutBuffer, cbOutBuffer);
2429 else
2430 status = NtDeviceIoControlFile(hDevice, NULL, NULL, NULL, &iosb,
2431 dwIoControlCode, lpvInBuffer, cbInBuffer,
2432 lpvOutBuffer, cbOutBuffer);
2433 if (lpcbBytesReturned) *lpcbBytesReturned = iosb.Information;
2434 }
2435 if (status) SetLastError( RtlNtStatusToDosError(status) );
2436 return !status;
2437 }
2438
2439
2440 /***********************************************************************
2441 * OpenFile (KERNEL32.@)
2442 */
2443 HFILE WINAPI OpenFile( LPCSTR name, OFSTRUCT *ofs, UINT mode )
2444 {
2445 HANDLE handle;
2446 FILETIME filetime;
2447 WORD filedatetime[2];
2448
2449 if (!ofs) return HFILE_ERROR;
2450
2451 TRACE("%s %s %s %s%s%s%s%s%s%s%s%s\n",name,
2452 ((mode & 0x3 )==OF_READ)?"OF_READ":
2453 ((mode & 0x3 )==OF_WRITE)?"OF_WRITE":
2454 ((mode & 0x3 )==OF_READWRITE)?"OF_READWRITE":"unknown",
2455 ((mode & 0x70 )==OF_SHARE_COMPAT)?"OF_SHARE_COMPAT":
2456 ((mode & 0x70 )==OF_SHARE_DENY_NONE)?"OF_SHARE_DENY_NONE":
2457 ((mode & 0x70 )==OF_SHARE_DENY_READ)?"OF_SHARE_DENY_READ":
2458 ((mode & 0x70 )==OF_SHARE_DENY_WRITE)?"OF_SHARE_DENY_WRITE":
2459 ((mode & 0x70 )==OF_SHARE_EXCLUSIVE)?"OF_SHARE_EXCLUSIVE":"unknown",
2460 ((mode & OF_PARSE )==OF_PARSE)?"OF_PARSE ":"",
2461 ((mode & OF_DELETE )==OF_DELETE)?"OF_DELETE ":"",
2462 ((mode & OF_VERIFY )==OF_VERIFY)?"OF_VERIFY ":"",
2463 ((mode & OF_SEARCH )==OF_SEARCH)?"OF_SEARCH ":"",
2464 ((mode & OF_CANCEL )==OF_CANCEL)?"OF_CANCEL ":"",
2465 ((mode & OF_CREATE )==OF_CREATE)?"OF_CREATE ":"",
2466 ((mode & OF_PROMPT )==OF_PROMPT)?"OF_PROMPT ":"",
2467 ((mode & OF_EXIST )==OF_EXIST)?"OF_EXIST ":"",
2468 ((mode & OF_REOPEN )==OF_REOPEN)?"OF_REOPEN ":""
2469 );
2470
2471
2472 ofs->cBytes = sizeof(OFSTRUCT);
2473 ofs->nErrCode = 0;
2474 if (mode & OF_REOPEN) name = ofs->szPathName;
2475
2476 if (!name) return HFILE_ERROR;
2477
2478 TRACE("%s %04x\n", name, mode );
2479
2480 /* the watcom 10.6 IDE relies on a valid path returned in ofs->szPathName
2481 Are there any cases where getting the path here is wrong?
2482 Uwe Bonnes 1997 Apr 2 */
2483 if (!GetFullPathNameA( name, sizeof(ofs->szPathName), ofs->szPathName, NULL )) goto error;
2484
2485 /* OF_PARSE simply fills the structure */
2486
2487 if (mode & OF_PARSE)
2488 {
2489 ofs->fFixedDisk = (GetDriveTypeA( ofs->szPathName ) != DRIVE_REMOVABLE);
2490 TRACE("(%s): OF_PARSE, res = '%s'\n", name, ofs->szPathName );
2491 return 0;
2492 }
2493
2494 /* OF_CREATE is completely different from all other options, so
2495 handle it first */
2496
2497 if (mode & OF_CREATE)
2498 {
2499 if ((handle = create_file_OF( name, mode )) == INVALID_HANDLE_VALUE)
2500 goto error;
2501 }
2502 else
2503 {
2504 /* Now look for the file */
2505
2506 if (!SearchPathA( NULL, name, NULL, sizeof(ofs->szPathName), ofs->szPathName, NULL ))
2507 goto error;
2508
2509 TRACE("found %s\n", debugstr_a(ofs->szPathName) );
2510
2511 if (mode & OF_DELETE)
2512 {
2513 if (!DeleteFileA( ofs->szPathName )) goto error;
2514 TRACE("(%s): OF_DELETE return = OK\n", name);
2515 return TRUE;
2516 }
2517
2518 handle = LongToHandle(_lopen( ofs->szPathName, mode ));
2519 if (handle == INVALID_HANDLE_VALUE) goto error;
2520
2521 GetFileTime( handle, NULL, NULL, &filetime );
2522 FileTimeToDosDateTime( &filetime, &filedatetime[0], &filedatetime[1] );
2523 if ((mode & OF_VERIFY) && (mode & OF_REOPEN))
2524 {
2525 if (ofs->Reserved1 != filedatetime[0] || ofs->Reserved2 != filedatetime[1] )
2526 {
2527 CloseHandle( handle );
2528 WARN("(%s): OF_VERIFY failed\n", name );
2529 /* FIXME: what error here? */
2530 SetLastError( ERROR_FILE_NOT_FOUND );
2531 goto error;
2532 }
2533 }
2534 ofs->Reserved1 = filedatetime[0];
2535 ofs->Reserved2 = filedatetime[1];
2536 }
2537 TRACE("(%s): OK, return = %p\n", name, handle );
2538 if (mode & OF_EXIST) /* Return TRUE instead of a handle */
2539 {
2540 CloseHandle( handle );
2541 return TRUE;
2542 }
2543 return HandleToLong(handle);
2544
2545 error: /* We get here if there was an error opening the file */
2546 ofs->nErrCode = GetLastError();
2547 WARN("(%s): return = HFILE_ERROR error= %d\n", name,ofs->nErrCode );
2548 return HFILE_ERROR;
2549 }
2550
2551 /***********************************************************************
2552 * K32EnumDeviceDrivers (KERNEL32.@)
2553 */
2554 BOOL WINAPI K32EnumDeviceDrivers(void **image_base, DWORD cb, DWORD *needed)
2555 {
2556 FIXME("(%p, %d, %p): stub\n", image_base, cb, needed);
2557
2558 if (needed)
2559 *needed = 0;
2560
2561 return TRUE;
2562 }
2563
2564 /***********************************************************************
2565 * K32GetDeviceDriverBaseNameA (KERNEL32.@)
2566 */
2567 DWORD WINAPI K32GetDeviceDriverBaseNameA(void *image_base, LPSTR base_name, DWORD size)
2568 {
2569 FIXME("(%p, %p, %d): stub\n", image_base, base_name, size);
2570
2571 if (base_name && size)
2572 base_name[0] = '\0';
2573
2574 return 0;
2575 }
2576
2577 /***********************************************************************
2578 * K32GetDeviceDriverBaseNameW (KERNEL32.@)
2579 */
2580 DWORD WINAPI K32GetDeviceDriverBaseNameW(void *image_base, LPWSTR base_name, DWORD size)
2581 {
2582 FIXME("(%p, %p, %d): stub\n", image_base, base_name, size);
2583
2584 if (base_name && size)
2585 base_name[0] = '\0';
2586
2587 return 0;
2588 }
2589
2590 /***********************************************************************
2591 * K32GetDeviceDriverFileNameA (KERNEL32.@)
2592 */
2593 DWORD WINAPI K32GetDeviceDriverFileNameA(void *image_base, LPSTR file_name, DWORD size)
2594 {
2595 FIXME("(%p, %p, %d): stub\n", image_base, file_name, size);
2596
2597 if (file_name && size)
2598 file_name[0] = '\0';
2599
2600 return 0;
2601 }
2602
2603 /***********************************************************************
2604 * K32GetDeviceDriverFileNameW (KERNEL32.@)
2605 */
2606 DWORD WINAPI K32GetDeviceDriverFileNameW(void *image_base, LPWSTR file_name, DWORD size)
2607 {
2608 FIXME("(%p, %p, %d): stub\n", image_base, file_name, size);
2609
2610 if (file_name && size)
2611 file_name[0] = '\0';
2612
2613 return 0;
2614 }
Maarten's multimedia branch