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dplayx: Code to forward player creation
[wine/gsoc_dplay.git] / dlls / kernel32 / file.c
blobd9fbddb84c60d3e24a9c3c9dc81398fdbed940a7
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 "wine/winbase16.h"
44 #include "kernel_private.h"
45
46 #include "wine/exception.h"
47 #include "wine/unicode.h"
48 #include "wine/debug.h"
49
50 WINE_DEFAULT_DEBUG_CHANNEL(file);
51
52 HANDLE dos_handles[DOS_TABLE_SIZE];
53
54 /* info structure for FindFirstFile handle */
55 typedef struct
56 {
57 DWORD magic; /* magic number */
58 HANDLE handle; /* handle to directory */
59 CRITICAL_SECTION cs; /* crit section protecting this structure */
60 FINDEX_SEARCH_OPS search_op; /* Flags passed to FindFirst. */
61 UNICODE_STRING mask; /* file mask */
62 UNICODE_STRING path; /* NT path used to open the directory */
63 BOOL is_root; /* is directory the root of the drive? */
64 UINT data_pos; /* current position in dir data */
65 UINT data_len; /* length of dir data */
66 BYTE data[8192]; /* directory data */
67 } FIND_FIRST_INFO;
68
69 #define FIND_FIRST_MAGIC 0xc0ffee11
70
71 static BOOL oem_file_apis;
72
73 static const WCHAR wildcardsW[] = { '*','?',0 };
74
75 /***********************************************************************
76 * create_file_OF
77 *
78 * Wrapper for CreateFile that takes OF_* mode flags.
79 */
80 static HANDLE create_file_OF( LPCSTR path, INT mode )
81 {
82 DWORD access, sharing, creation;
83
84 if (mode & OF_CREATE)
85 {
86 creation = CREATE_ALWAYS;
87 access = GENERIC_READ | GENERIC_WRITE;
88 }
89 else
90 {
91 creation = OPEN_EXISTING;
92 switch(mode & 0x03)
93 {
94 case OF_READ: access = GENERIC_READ; break;
95 case OF_WRITE: access = GENERIC_WRITE; break;
96 case OF_READWRITE: access = GENERIC_READ | GENERIC_WRITE; break;
97 default: access = 0; break;
98 }
99 }
100
101 switch(mode & 0x70)
102 {
103 case OF_SHARE_EXCLUSIVE: sharing = 0; break;
104 case OF_SHARE_DENY_WRITE: sharing = FILE_SHARE_READ; break;
105 case OF_SHARE_DENY_READ: sharing = FILE_SHARE_WRITE; break;
106 case OF_SHARE_DENY_NONE:
107 case OF_SHARE_COMPAT:
108 default: sharing = FILE_SHARE_READ | FILE_SHARE_WRITE; break;
109 }
110 return CreateFileA( path, access, sharing, NULL, creation, FILE_ATTRIBUTE_NORMAL, 0 );
111 }
112
113
114 /***********************************************************************
115 * check_dir_symlink
116 *
117 * Check if a dir symlink should be returned by FindNextFile.
118 */
119 static BOOL check_dir_symlink( FIND_FIRST_INFO *info, const FILE_BOTH_DIR_INFORMATION *file_info )
120 {
121 UNICODE_STRING str;
122 ANSI_STRING unix_name;
123 struct stat st, parent_st;
124 BOOL ret = TRUE;
125 DWORD len;
126
127 str.MaximumLength = info->path.Length + sizeof(WCHAR) + file_info->FileNameLength;
128 if (!(str.Buffer = HeapAlloc( GetProcessHeap(), 0, str.MaximumLength ))) return TRUE;
129 memcpy( str.Buffer, info->path.Buffer, info->path.Length );
130 len = info->path.Length / sizeof(WCHAR);
131 if (!len || str.Buffer[len-1] != '\\') str.Buffer[len++] = '\\';
132 memcpy( str.Buffer + len, file_info->FileName, file_info->FileNameLength );
133 str.Length = len * sizeof(WCHAR) + file_info->FileNameLength;
134
135 unix_name.Buffer = NULL;
136 if (!wine_nt_to_unix_file_name( &str, &unix_name, OPEN_EXISTING, FALSE ) &&
137 !stat( unix_name.Buffer, &st ))
138 {
139 char *p = unix_name.Buffer + unix_name.Length - 1;
140
141 /* skip trailing slashes */
142 while (p > unix_name.Buffer && *p == '/') p--;
143
144 while (ret && p > unix_name.Buffer)
145 {
146 while (p > unix_name.Buffer && *p != '/') p--;
147 while (p > unix_name.Buffer && *p == '/') p--;
148 p[1] = 0;
149 if (!stat( unix_name.Buffer, &parent_st ) &&
150 parent_st.st_dev == st.st_dev &&
151 parent_st.st_ino == st.st_ino)
152 {
153 WARN( "suppressing dir symlink %s pointing to parent %s\n",
154 debugstr_wn( str.Buffer, str.Length/sizeof(WCHAR) ),
155 debugstr_a( unix_name.Buffer ));
156 ret = FALSE;
157 }
158 }
159 }
160 RtlFreeAnsiString( &unix_name );
161 RtlFreeUnicodeString( &str );
162 return ret;
163 }
164
165
166 /***********************************************************************
167 * FILE_SetDosError
168 *
169 * Set the DOS error code from errno.
170 */
171 void FILE_SetDosError(void)
172 {
173 int save_errno = errno; /* errno gets overwritten by printf */
174
175 TRACE("errno = %d %s\n", errno, strerror(errno));
176 switch (save_errno)
177 {
178 case EAGAIN:
179 SetLastError( ERROR_SHARING_VIOLATION );
180 break;
181 case EBADF:
182 SetLastError( ERROR_INVALID_HANDLE );
183 break;
184 case ENOSPC:
185 SetLastError( ERROR_HANDLE_DISK_FULL );
186 break;
187 case EACCES:
188 case EPERM:
189 case EROFS:
190 SetLastError( ERROR_ACCESS_DENIED );
191 break;
192 case EBUSY:
193 SetLastError( ERROR_LOCK_VIOLATION );
194 break;
195 case ENOENT:
196 SetLastError( ERROR_FILE_NOT_FOUND );
197 break;
198 case EISDIR:
199 SetLastError( ERROR_CANNOT_MAKE );
200 break;
201 case ENFILE:
202 case EMFILE:
203 SetLastError( ERROR_TOO_MANY_OPEN_FILES );
204 break;
205 case EEXIST:
206 SetLastError( ERROR_FILE_EXISTS );
207 break;
208 case EINVAL:
209 case ESPIPE:
210 SetLastError( ERROR_SEEK );
211 break;
212 case ENOTEMPTY:
213 SetLastError( ERROR_DIR_NOT_EMPTY );
214 break;
215 case ENOEXEC:
216 SetLastError( ERROR_BAD_FORMAT );
217 break;
218 case ENOTDIR:
219 SetLastError( ERROR_PATH_NOT_FOUND );
220 break;
221 case EXDEV:
222 SetLastError( ERROR_NOT_SAME_DEVICE );
223 break;
224 default:
225 WARN("unknown file error: %s\n", strerror(save_errno) );
226 SetLastError( ERROR_GEN_FAILURE );
227 break;
228 }
229 errno = save_errno;
230 }
231
232
233 /***********************************************************************
234 * FILE_name_AtoW
235 *
236 * Convert a file name to Unicode, taking into account the OEM/Ansi API mode.
237 *
238 * If alloc is FALSE uses the TEB static buffer, so it can only be used when
239 * there is no possibility for the function to do that twice, taking into
240 * account any called function.
241 */
242 WCHAR *FILE_name_AtoW( LPCSTR name, BOOL alloc )
243 {
244 ANSI_STRING str;
245 UNICODE_STRING strW, *pstrW;
246 NTSTATUS status;
247
248 RtlInitAnsiString( &str, name );
249 pstrW = alloc ? &strW : &NtCurrentTeb()->StaticUnicodeString;
250 if (oem_file_apis)
251 status = RtlOemStringToUnicodeString( pstrW, &str, alloc );
252 else
253 status = RtlAnsiStringToUnicodeString( pstrW, &str, alloc );
254 if (status == STATUS_SUCCESS) return pstrW->Buffer;
255
256 if (status == STATUS_BUFFER_OVERFLOW)
257 SetLastError( ERROR_FILENAME_EXCED_RANGE );
258 else
259 SetLastError( RtlNtStatusToDosError(status) );
260 return NULL;
261 }
262
263
264 /***********************************************************************
265 * FILE_name_WtoA
266 *
267 * Convert a file name back to OEM/Ansi. Returns number of bytes copied.
268 */
269 DWORD FILE_name_WtoA( LPCWSTR src, INT srclen, LPSTR dest, INT destlen )
270 {
271 DWORD ret;
272
273 if (srclen < 0) srclen = strlenW( src ) + 1;
274 if (oem_file_apis)
275 RtlUnicodeToOemN( dest, destlen, &ret, src, srclen * sizeof(WCHAR) );
276 else
277 RtlUnicodeToMultiByteN( dest, destlen, &ret, src, srclen * sizeof(WCHAR) );
278 return ret;
279 }
280
281
282 /**************************************************************************
283 * SetFileApisToOEM (KERNEL32.@)
284 */
285 VOID WINAPI SetFileApisToOEM(void)
286 {
287 oem_file_apis = TRUE;
288 }
289
290
291 /**************************************************************************
292 * SetFileApisToANSI (KERNEL32.@)
293 */
294 VOID WINAPI SetFileApisToANSI(void)
295 {
296 oem_file_apis = FALSE;
297 }
298
299
300 /******************************************************************************
301 * AreFileApisANSI (KERNEL32.@)
302 *
303 * Determines if file functions are using ANSI
304 *
305 * RETURNS
306 * TRUE: Set of file functions is using ANSI code page
307 * FALSE: Set of file functions is using OEM code page
308 */
309 BOOL WINAPI AreFileApisANSI(void)
310 {
311 return !oem_file_apis;
312 }
313
314
315 /**************************************************************************
316 * Operations on file handles *
317 **************************************************************************/
318
319 /***********************************************************************
320 * FILE_InitProcessDosHandles
321 *
322 * Allocates the default DOS handles for a process. Called either by
323 * Win32HandleToDosFileHandle below or by the DOSVM stuff.
324 */
325 static void FILE_InitProcessDosHandles( void )
326 {
327 static BOOL init_done /* = FALSE */;
328 HANDLE cp = GetCurrentProcess();
329
330 if (init_done) return;
331 init_done = TRUE;
332 DuplicateHandle(cp, GetStdHandle(STD_INPUT_HANDLE), cp, &dos_handles[0],
333 0, TRUE, DUPLICATE_SAME_ACCESS);
334 DuplicateHandle(cp, GetStdHandle(STD_OUTPUT_HANDLE), cp, &dos_handles[1],
335 0, TRUE, DUPLICATE_SAME_ACCESS);
336 DuplicateHandle(cp, GetStdHandle(STD_ERROR_HANDLE), cp, &dos_handles[2],
337 0, TRUE, DUPLICATE_SAME_ACCESS);
338 DuplicateHandle(cp, GetStdHandle(STD_ERROR_HANDLE), cp, &dos_handles[3],
339 0, TRUE, DUPLICATE_SAME_ACCESS);
340 DuplicateHandle(cp, GetStdHandle(STD_ERROR_HANDLE), cp, &dos_handles[4],
341 0, TRUE, DUPLICATE_SAME_ACCESS);
342 }
343
344
345 /******************************************************************
346 * FILE_ReadWriteApc (internal)
347 */
348 static void WINAPI FILE_ReadWriteApc(void* apc_user, PIO_STATUS_BLOCK io_status, ULONG reserved)
349 {
350 LPOVERLAPPED_COMPLETION_ROUTINE cr = apc_user;
351
352 cr(RtlNtStatusToDosError(io_status->u.Status), io_status->Information, (LPOVERLAPPED)io_status);
353 }
354
355
356 /***********************************************************************
357 * ReadFileEx (KERNEL32.@)
358 */
359 BOOL WINAPI ReadFileEx(HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
360 LPOVERLAPPED overlapped,
361 LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
362 {
363 LARGE_INTEGER offset;
364 NTSTATUS status;
365 PIO_STATUS_BLOCK io_status;
366
367 TRACE("(hFile=%p, buffer=%p, bytes=%u, ovl=%p, ovl_fn=%p)\n", hFile, buffer, bytesToRead, overlapped, lpCompletionRoutine);
368
369 if (!overlapped)
370 {
371 SetLastError(ERROR_INVALID_PARAMETER);
372 return FALSE;
373 }
374
375 offset.u.LowPart = overlapped->u.s.Offset;
376 offset.u.HighPart = overlapped->u.s.OffsetHigh;
377 io_status = (PIO_STATUS_BLOCK)overlapped;
378 io_status->u.Status = STATUS_PENDING;
379 io_status->Information = 0;
380
381 status = NtReadFile(hFile, NULL, FILE_ReadWriteApc, lpCompletionRoutine,
382 io_status, buffer, bytesToRead, &offset, NULL);
383
384 if (status)
385 {
386 SetLastError( RtlNtStatusToDosError(status) );
387 return FALSE;
388 }
389 return TRUE;
390 }
391
392
393 /***********************************************************************
394 * ReadFileScatter (KERNEL32.@)
395 */
396 BOOL WINAPI ReadFileScatter( HANDLE file, FILE_SEGMENT_ELEMENT *segments, DWORD count,
397 LPDWORD reserved, LPOVERLAPPED overlapped )
398 {
399 PIO_STATUS_BLOCK io_status;
400 LARGE_INTEGER offset;
401 NTSTATUS status;
402
403 TRACE( "(%p %p %u %p)\n", file, segments, count, overlapped );
404
405 offset.u.LowPart = overlapped->u.s.Offset;
406 offset.u.HighPart = overlapped->u.s.OffsetHigh;
407 io_status = (PIO_STATUS_BLOCK)overlapped;
408 io_status->u.Status = STATUS_PENDING;
409 io_status->Information = 0;
410
411 status = NtReadFileScatter( file, NULL, NULL, NULL, io_status, segments, count, &offset, NULL );
412 if (status) SetLastError( RtlNtStatusToDosError(status) );
413 return !status;
414 }
415
416
417 /***********************************************************************
418 * ReadFile (KERNEL32.@)
419 */
420 BOOL WINAPI ReadFile( HANDLE hFile, LPVOID buffer, DWORD bytesToRead,
421 LPDWORD bytesRead, LPOVERLAPPED overlapped )
422 {
423 LARGE_INTEGER offset;
424 PLARGE_INTEGER poffset = NULL;
425 IO_STATUS_BLOCK iosb;
426 PIO_STATUS_BLOCK io_status = &iosb;
427 HANDLE hEvent = 0;
428 NTSTATUS status;
429 LPVOID cvalue = NULL;
430
431 TRACE("%p %p %d %p %p\n", hFile, buffer, bytesToRead,
432 bytesRead, overlapped );
433
434 if (bytesRead) *bytesRead = 0; /* Do this before anything else */
435 if (!bytesToRead) return TRUE;
436
437 if (is_console_handle(hFile))
438 return ReadConsoleA(hFile, buffer, bytesToRead, bytesRead, NULL);
439
440 if (overlapped != NULL)
441 {
442 offset.u.LowPart = overlapped->u.s.Offset;
443 offset.u.HighPart = overlapped->u.s.OffsetHigh;
444 poffset = &offset;
445 hEvent = overlapped->hEvent;
446 io_status = (PIO_STATUS_BLOCK)overlapped;
447 if (((ULONG_PTR)hEvent & 1) == 0) cvalue = overlapped;
448 }
449 io_status->u.Status = STATUS_PENDING;
450 io_status->Information = 0;
451
452 status = NtReadFile(hFile, hEvent, NULL, cvalue, io_status, buffer, bytesToRead, poffset, NULL);
453
454 if (status == STATUS_PENDING && !overlapped)
455 {
456 WaitForSingleObject( hFile, INFINITE );
457 status = io_status->u.Status;
458 }
459
460 if (status != STATUS_PENDING && bytesRead)
461 *bytesRead = io_status->Information;
462
463 if (status && status != STATUS_END_OF_FILE && status != STATUS_TIMEOUT)
464 {
465 SetLastError( RtlNtStatusToDosError(status) );
466 return FALSE;
467 }
468 return TRUE;
469 }
470
471
472 /***********************************************************************
473 * WriteFileEx (KERNEL32.@)
474 */
475 BOOL WINAPI WriteFileEx(HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
476 LPOVERLAPPED overlapped,
477 LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
478 {
479 LARGE_INTEGER offset;
480 NTSTATUS status;
481 PIO_STATUS_BLOCK io_status;
482
483 TRACE("%p %p %d %p %p\n", hFile, buffer, bytesToWrite, overlapped, lpCompletionRoutine);
484
485 if (overlapped == NULL)
486 {
487 SetLastError(ERROR_INVALID_PARAMETER);
488 return FALSE;
489 }
490 offset.u.LowPart = overlapped->u.s.Offset;
491 offset.u.HighPart = overlapped->u.s.OffsetHigh;
492
493 io_status = (PIO_STATUS_BLOCK)overlapped;
494 io_status->u.Status = STATUS_PENDING;
495 io_status->Information = 0;
496
497 status = NtWriteFile(hFile, NULL, FILE_ReadWriteApc, lpCompletionRoutine,
498 io_status, buffer, bytesToWrite, &offset, NULL);
499
500 if (status) SetLastError( RtlNtStatusToDosError(status) );
501 return !status;
502 }
503
504
505 /***********************************************************************
506 * WriteFileGather (KERNEL32.@)
507 */
508 BOOL WINAPI WriteFileGather( HANDLE file, FILE_SEGMENT_ELEMENT *segments, DWORD count,
509 LPDWORD reserved, LPOVERLAPPED overlapped )
510 {
511 PIO_STATUS_BLOCK io_status;
512 LARGE_INTEGER offset;
513 NTSTATUS status;
514
515 TRACE( "%p %p %u %p\n", file, segments, count, overlapped );
516
517 offset.u.LowPart = overlapped->u.s.Offset;
518 offset.u.HighPart = overlapped->u.s.OffsetHigh;
519 io_status = (PIO_STATUS_BLOCK)overlapped;
520 io_status->u.Status = STATUS_PENDING;
521 io_status->Information = 0;
522
523 status = NtWriteFileGather( file, NULL, NULL, NULL, io_status, segments, count, &offset, NULL );
524 if (status) SetLastError( RtlNtStatusToDosError(status) );
525 return !status;
526 }
527
528
529 /***********************************************************************
530 * WriteFile (KERNEL32.@)
531 */
532 BOOL WINAPI WriteFile( HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite,
533 LPDWORD bytesWritten, LPOVERLAPPED overlapped )
534 {
535 HANDLE hEvent = NULL;
536 LARGE_INTEGER offset;
537 PLARGE_INTEGER poffset = NULL;
538 NTSTATUS status;
539 IO_STATUS_BLOCK iosb;
540 PIO_STATUS_BLOCK piosb = &iosb;
541 LPVOID cvalue = NULL;
542
543 TRACE("%p %p %d %p %p\n", hFile, buffer, bytesToWrite, bytesWritten, overlapped );
544
545 if (is_console_handle(hFile))
546 return WriteConsoleA(hFile, buffer, bytesToWrite, bytesWritten, NULL);
547
548 if (overlapped)
549 {
550 offset.u.LowPart = overlapped->u.s.Offset;
551 offset.u.HighPart = overlapped->u.s.OffsetHigh;
552 poffset = &offset;
553 hEvent = overlapped->hEvent;
554 piosb = (PIO_STATUS_BLOCK)overlapped;
555 if (((ULONG_PTR)hEvent & 1) == 0) cvalue = overlapped;
556 }
557 piosb->u.Status = STATUS_PENDING;
558 piosb->Information = 0;
559
560 status = NtWriteFile(hFile, hEvent, NULL, cvalue, piosb,
561 buffer, bytesToWrite, poffset, NULL);
562
563 if (status == STATUS_PENDING && !overlapped)
564 {
565 WaitForSingleObject( hFile, INFINITE );
566 status = piosb->u.Status;
567 }
568
569 if (status != STATUS_PENDING && bytesWritten)
570 *bytesWritten = piosb->Information;
571
572 if (status && status != STATUS_TIMEOUT)
573 {
574 SetLastError( RtlNtStatusToDosError(status) );
575 return FALSE;
576 }
577 return TRUE;
578 }
579
580
581 /***********************************************************************
582 * GetOverlappedResult (KERNEL32.@)
583 *
584 * Check the result of an Asynchronous data transfer from a file.
585 *
586 * Parameters
587 * HANDLE hFile [in] handle of file to check on
588 * LPOVERLAPPED lpOverlapped [in/out] pointer to overlapped
589 * LPDWORD lpTransferred [in/out] number of bytes transferred
590 * BOOL bWait [in] wait for the transfer to complete ?
591 *
592 * RETURNS
593 * TRUE on success
594 * FALSE on failure
595 *
596 * If successful (and relevant) lpTransferred will hold the number of
597 * bytes transferred during the async operation.
598 */
599 BOOL WINAPI GetOverlappedResult(HANDLE hFile, LPOVERLAPPED lpOverlapped,
600 LPDWORD lpTransferred, BOOL bWait)
601 {
602 NTSTATUS status;
603
604 TRACE( "(%p %p %p %x)\n", hFile, lpOverlapped, lpTransferred, bWait );
605
606 status = lpOverlapped->Internal;
607 if (status == STATUS_PENDING)
608 {
609 if (!bWait)
610 {
611 SetLastError( ERROR_IO_INCOMPLETE );
612 return FALSE;
613 }
614
615 if (WaitForSingleObject( lpOverlapped->hEvent ? lpOverlapped->hEvent : hFile,
616 INFINITE ) == WAIT_FAILED)
617 return FALSE;
618 status = lpOverlapped->Internal;
619 }
620
621 *lpTransferred = lpOverlapped->InternalHigh;
622
623 if (status) SetLastError( RtlNtStatusToDosError(status) );
624 return !status;
625 }
626
627 /***********************************************************************
628 * CancelIoEx (KERNEL32.@)
629 *
630 * Cancels pending I/O operations on a file given the overlapped used.
631 *
632 * PARAMS
633 * handle [I] File handle.
634 * lpOverlapped [I,OPT] pointer to overlapped (if null, cancel all)
635 *
636 * RETURNS
637 * Success: TRUE.
638 * Failure: FALSE, check GetLastError().
639 */
640 BOOL WINAPI CancelIoEx(HANDLE handle, LPOVERLAPPED lpOverlapped)
641 {
642 IO_STATUS_BLOCK io_status;
643
644 NtCancelIoFileEx(handle, (PIO_STATUS_BLOCK) lpOverlapped, &io_status);
645 if (io_status.u.Status)
646 {
647 SetLastError( RtlNtStatusToDosError( io_status.u.Status ) );
648 return FALSE;
649 }
650 return TRUE;
651 }
652
653 /***********************************************************************
654 * CancelIo (KERNEL32.@)
655 *
656 * Cancels pending I/O operations initiated by the current thread on a file.
657 *
658 * PARAMS
659 * handle [I] File handle.
660 *
661 * RETURNS
662 * Success: TRUE.
663 * Failure: FALSE, check GetLastError().
664 */
665 BOOL WINAPI CancelIo(HANDLE handle)
666 {
667 IO_STATUS_BLOCK io_status;
668
669 NtCancelIoFile(handle, &io_status);
670 if (io_status.u.Status)
671 {
672 SetLastError( RtlNtStatusToDosError( io_status.u.Status ) );
673 return FALSE;
674 }
675 return TRUE;
676 }
677
678 /***********************************************************************
679 * _hread (KERNEL32.@)
680 */
681 LONG WINAPI _hread( HFILE hFile, LPVOID buffer, LONG count)
682 {
683 return _lread( hFile, buffer, count );
684 }
685
686
687 /***********************************************************************
688 * _hwrite (KERNEL32.@)
689 *
690 * experimentation yields that _lwrite:
691 * o truncates the file at the current position with
692 * a 0 len write
693 * o returns 0 on a 0 length write
694 * o works with console handles
695 *
696 */
697 LONG WINAPI _hwrite( HFILE handle, LPCSTR buffer, LONG count )
698 {
699 DWORD result;
700
701 TRACE("%d %p %d\n", handle, buffer, count );
702
703 if (!count)
704 {
705 /* Expand or truncate at current position */
706 if (!SetEndOfFile( LongToHandle(handle) )) return HFILE_ERROR;
707 return 0;
708 }
709 if (!WriteFile( LongToHandle(handle), buffer, count, &result, NULL ))
710 return HFILE_ERROR;
711 return result;
712 }
713
714
715 /***********************************************************************
716 * _lclose (KERNEL32.@)
717 */
718 HFILE WINAPI _lclose( HFILE hFile )
719 {
720 TRACE("handle %d\n", hFile );
721 return CloseHandle( LongToHandle(hFile) ) ? 0 : HFILE_ERROR;
722 }
723
724
725 /***********************************************************************
726 * _lcreat (KERNEL32.@)
727 */
728 HFILE WINAPI _lcreat( LPCSTR path, INT attr )
729 {
730 HANDLE hfile;
731
732 /* Mask off all flags not explicitly allowed by the doc */
733 attr &= FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM;
734 TRACE("%s %02x\n", path, attr );
735 hfile = CreateFileA( path, GENERIC_READ | GENERIC_WRITE,
736 FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
737 CREATE_ALWAYS, attr, 0 );
738 return HandleToLong(hfile);
739 }
740
741
742 /***********************************************************************
743 * _lopen (KERNEL32.@)
744 */
745 HFILE WINAPI _lopen( LPCSTR path, INT mode )
746 {
747 HANDLE hfile;
748
749 TRACE("(%s,%04x)\n", debugstr_a(path), mode );
750 hfile = create_file_OF( path, mode & ~OF_CREATE );
751 return HandleToLong(hfile);
752 }
753
754 /***********************************************************************
755 * _lread (KERNEL32.@)
756 */
757 UINT WINAPI _lread( HFILE handle, LPVOID buffer, UINT count )
758 {
759 DWORD result;
760 if (!ReadFile( LongToHandle(handle), buffer, count, &result, NULL ))
761 return HFILE_ERROR;
762 return result;
763 }
764
765
766 /***********************************************************************
767 * _llseek (KERNEL32.@)
768 */
769 LONG WINAPI _llseek( HFILE hFile, LONG lOffset, INT nOrigin )
770 {
771 return SetFilePointer( LongToHandle(hFile), lOffset, NULL, nOrigin );
772 }
773
774
775 /***********************************************************************
776 * _lwrite (KERNEL32.@)
777 */
778 UINT WINAPI _lwrite( HFILE hFile, LPCSTR buffer, UINT count )
779 {
780 return (UINT)_hwrite( hFile, buffer, (LONG)count );
781 }
782
783
784 /***********************************************************************
785 * FlushFileBuffers (KERNEL32.@)
786 */
787 BOOL WINAPI FlushFileBuffers( HANDLE hFile )
788 {
789 NTSTATUS nts;
790 IO_STATUS_BLOCK ioblk;
791
792 if (is_console_handle( hFile ))
793 {
794 /* this will fail (as expected) for an output handle */
795 return FlushConsoleInputBuffer( hFile );
796 }
797 nts = NtFlushBuffersFile( hFile, &ioblk );
798 if (nts != STATUS_SUCCESS)
799 {
800 SetLastError( RtlNtStatusToDosError( nts ) );
801 return FALSE;
802 }
803
804 return TRUE;
805 }
806
807
808 /***********************************************************************
809 * GetFileType (KERNEL32.@)
810 */
811 DWORD WINAPI GetFileType( HANDLE hFile )
812 {
813 FILE_FS_DEVICE_INFORMATION info;
814 IO_STATUS_BLOCK io;
815 NTSTATUS status;
816
817 if (is_console_handle( hFile )) return FILE_TYPE_CHAR;
818
819 status = NtQueryVolumeInformationFile( hFile, &io, &info, sizeof(info), FileFsDeviceInformation );
820 if (status != STATUS_SUCCESS)
821 {
822 SetLastError( RtlNtStatusToDosError(status) );
823 return FILE_TYPE_UNKNOWN;
824 }
825
826 switch(info.DeviceType)
827 {
828 case FILE_DEVICE_NULL:
829 case FILE_DEVICE_SERIAL_PORT:
830 case FILE_DEVICE_PARALLEL_PORT:
831 case FILE_DEVICE_TAPE:
832 case FILE_DEVICE_UNKNOWN:
833 return FILE_TYPE_CHAR;
834 case FILE_DEVICE_NAMED_PIPE:
835 return FILE_TYPE_PIPE;
836 default:
837 return FILE_TYPE_DISK;
838 }
839 }
840
841
842 /***********************************************************************
843 * GetFileInformationByHandle (KERNEL32.@)
844 */
845 BOOL WINAPI GetFileInformationByHandle( HANDLE hFile, BY_HANDLE_FILE_INFORMATION *info )
846 {
847 FILE_ALL_INFORMATION all_info;
848 IO_STATUS_BLOCK io;
849 NTSTATUS status;
850
851 status = NtQueryInformationFile( hFile, &io, &all_info, sizeof(all_info), FileAllInformation );
852 if (status == STATUS_SUCCESS)
853 {
854 info->dwFileAttributes = all_info.BasicInformation.FileAttributes;
855 info->ftCreationTime.dwHighDateTime = all_info.BasicInformation.CreationTime.u.HighPart;
856 info->ftCreationTime.dwLowDateTime = all_info.BasicInformation.CreationTime.u.LowPart;
857 info->ftLastAccessTime.dwHighDateTime = all_info.BasicInformation.LastAccessTime.u.HighPart;
858 info->ftLastAccessTime.dwLowDateTime = all_info.BasicInformation.LastAccessTime.u.LowPart;
859 info->ftLastWriteTime.dwHighDateTime = all_info.BasicInformation.LastWriteTime.u.HighPart;
860 info->ftLastWriteTime.dwLowDateTime = all_info.BasicInformation.LastWriteTime.u.LowPart;
861 info->dwVolumeSerialNumber = 0; /* FIXME */
862 info->nFileSizeHigh = all_info.StandardInformation.EndOfFile.u.HighPart;
863 info->nFileSizeLow = all_info.StandardInformation.EndOfFile.u.LowPart;
864 info->nNumberOfLinks = all_info.StandardInformation.NumberOfLinks;
865 info->nFileIndexHigh = all_info.InternalInformation.IndexNumber.u.HighPart;
866 info->nFileIndexLow = all_info.InternalInformation.IndexNumber.u.LowPart;
867 return TRUE;
868 }
869 SetLastError( RtlNtStatusToDosError(status) );
870 return FALSE;
871 }
872
873
874 /***********************************************************************
875 * GetFileSize (KERNEL32.@)
876 *
877 * Retrieve the size of a file.
878 *
879 * PARAMS
880 * hFile [I] File to retrieve size of.
881 * filesizehigh [O] On return, the high bits of the file size.
882 *
883 * RETURNS
884 * Success: The low bits of the file size.
885 * Failure: INVALID_FILE_SIZE. As this is could also be a success value,
886 * check GetLastError() for values other than ERROR_SUCCESS.
887 */
888 DWORD WINAPI GetFileSize( HANDLE hFile, LPDWORD filesizehigh )
889 {
890 LARGE_INTEGER size;
891 if (!GetFileSizeEx( hFile, &size )) return INVALID_FILE_SIZE;
892 if (filesizehigh) *filesizehigh = size.u.HighPart;
893 if (size.u.LowPart == INVALID_FILE_SIZE) SetLastError(0);
894 return size.u.LowPart;
895 }
896
897
898 /***********************************************************************
899 * GetFileSizeEx (KERNEL32.@)
900 *
901 * Retrieve the size of a file.
902 *
903 * PARAMS
904 * hFile [I] File to retrieve size of.
905 * lpFileSIze [O] On return, the size of the file.
906 *
907 * RETURNS
908 * Success: TRUE.
909 * Failure: FALSE, check GetLastError().
910 */
911 BOOL WINAPI GetFileSizeEx( HANDLE hFile, PLARGE_INTEGER lpFileSize )
912 {
913 FILE_STANDARD_INFORMATION info;
914 IO_STATUS_BLOCK io;
915 NTSTATUS status;
916
917 status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileStandardInformation );
918 if (status == STATUS_SUCCESS)
919 {
920 *lpFileSize = info.EndOfFile;
921 return TRUE;
922 }
923 SetLastError( RtlNtStatusToDosError(status) );
924 return FALSE;
925 }
926
927
928 /**************************************************************************
929 * SetEndOfFile (KERNEL32.@)
930 *
931 * Sets the current position as the end of the file.
932 *
933 * PARAMS
934 * hFile [I] File handle.
935 *
936 * RETURNS
937 * Success: TRUE.
938 * Failure: FALSE, check GetLastError().
939 */
940 BOOL WINAPI SetEndOfFile( HANDLE hFile )
941 {
942 FILE_POSITION_INFORMATION pos;
943 FILE_END_OF_FILE_INFORMATION eof;
944 IO_STATUS_BLOCK io;
945 NTSTATUS status;
946
947 status = NtQueryInformationFile( hFile, &io, &pos, sizeof(pos), FilePositionInformation );
948 if (status == STATUS_SUCCESS)
949 {
950 eof.EndOfFile = pos.CurrentByteOffset;
951 status = NtSetInformationFile( hFile, &io, &eof, sizeof(eof), FileEndOfFileInformation );
952 }
953 if (status == STATUS_SUCCESS) return TRUE;
954 SetLastError( RtlNtStatusToDosError(status) );
955 return FALSE;
956 }
957
958
959 /***********************************************************************
960 * SetFilePointer (KERNEL32.@)
961 */
962 DWORD WINAPI SetFilePointer( HANDLE hFile, LONG distance, LONG *highword, DWORD method )
963 {
964 LARGE_INTEGER dist, newpos;
965
966 if (highword)
967 {
968 dist.u.LowPart = distance;
969 dist.u.HighPart = *highword;
970 }
971 else dist.QuadPart = distance;
972
973 if (!SetFilePointerEx( hFile, dist, &newpos, method )) return INVALID_SET_FILE_POINTER;
974
975 if (highword) *highword = newpos.u.HighPart;
976 if (newpos.u.LowPart == INVALID_SET_FILE_POINTER) SetLastError( 0 );
977 return newpos.u.LowPart;
978 }
979
980
981 /***********************************************************************
982 * SetFilePointerEx (KERNEL32.@)
983 */
984 BOOL WINAPI SetFilePointerEx( HANDLE hFile, LARGE_INTEGER distance,
985 LARGE_INTEGER *newpos, DWORD method )
986 {
987 LONGLONG pos;
988 IO_STATUS_BLOCK io;
989 FILE_POSITION_INFORMATION info;
990
991 switch(method)
992 {
993 case FILE_BEGIN:
994 pos = distance.QuadPart;
995 break;
996 case FILE_CURRENT:
997 if (NtQueryInformationFile( hFile, &io, &info, sizeof(info), FilePositionInformation ))
998 goto error;
999 pos = info.CurrentByteOffset.QuadPart + distance.QuadPart;
1000 break;
1001 case FILE_END:
1002 {
1003 FILE_END_OF_FILE_INFORMATION eof;
1004 if (NtQueryInformationFile( hFile, &io, &eof, sizeof(eof), FileEndOfFileInformation ))
1005 goto error;
1006 pos = eof.EndOfFile.QuadPart + distance.QuadPart;
1007 }
1008 break;
1009 default:
1010 SetLastError( ERROR_INVALID_PARAMETER );
1011 return FALSE;
1012 }
1013
1014 if (pos < 0)
1015 {
1016 SetLastError( ERROR_NEGATIVE_SEEK );
1017 return FALSE;
1018 }
1019
1020 info.CurrentByteOffset.QuadPart = pos;
1021 if (NtSetInformationFile( hFile, &io, &info, sizeof(info), FilePositionInformation ))
1022 goto error;
1023 if (newpos) newpos->QuadPart = pos;
1024 return TRUE;
1025
1026 error:
1027 SetLastError( RtlNtStatusToDosError(io.u.Status) );
1028 return FALSE;
1029 }
1030
1031 /***********************************************************************
1032 * GetFileTime (KERNEL32.@)
1033 */
1034 BOOL WINAPI GetFileTime( HANDLE hFile, FILETIME *lpCreationTime,
1035 FILETIME *lpLastAccessTime, FILETIME *lpLastWriteTime )
1036 {
1037 FILE_BASIC_INFORMATION info;
1038 IO_STATUS_BLOCK io;
1039 NTSTATUS status;
1040
1041 status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
1042 if (status == STATUS_SUCCESS)
1043 {
1044 if (lpCreationTime)
1045 {
1046 lpCreationTime->dwHighDateTime = info.CreationTime.u.HighPart;
1047 lpCreationTime->dwLowDateTime = info.CreationTime.u.LowPart;
1048 }
1049 if (lpLastAccessTime)
1050 {
1051 lpLastAccessTime->dwHighDateTime = info.LastAccessTime.u.HighPart;
1052 lpLastAccessTime->dwLowDateTime = info.LastAccessTime.u.LowPart;
1053 }
1054 if (lpLastWriteTime)
1055 {
1056 lpLastWriteTime->dwHighDateTime = info.LastWriteTime.u.HighPart;
1057 lpLastWriteTime->dwLowDateTime = info.LastWriteTime.u.LowPart;
1058 }
1059 return TRUE;
1060 }
1061 SetLastError( RtlNtStatusToDosError(status) );
1062 return FALSE;
1063 }
1064
1065
1066 /***********************************************************************
1067 * SetFileTime (KERNEL32.@)
1068 */
1069 BOOL WINAPI SetFileTime( HANDLE hFile, const FILETIME *ctime,
1070 const FILETIME *atime, const FILETIME *mtime )
1071 {
1072 FILE_BASIC_INFORMATION info;
1073 IO_STATUS_BLOCK io;
1074 NTSTATUS status;
1075
1076 memset( &info, 0, sizeof(info) );
1077 if (ctime)
1078 {
1079 info.CreationTime.u.HighPart = ctime->dwHighDateTime;
1080 info.CreationTime.u.LowPart = ctime->dwLowDateTime;
1081 }
1082 if (atime)
1083 {
1084 info.LastAccessTime.u.HighPart = atime->dwHighDateTime;
1085 info.LastAccessTime.u.LowPart = atime->dwLowDateTime;
1086 }
1087 if (mtime)
1088 {
1089 info.LastWriteTime.u.HighPart = mtime->dwHighDateTime;
1090 info.LastWriteTime.u.LowPart = mtime->dwLowDateTime;
1091 }
1092
1093 status = NtSetInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
1094 if (status == STATUS_SUCCESS) return TRUE;
1095 SetLastError( RtlNtStatusToDosError(status) );
1096 return FALSE;
1097 }
1098
1099
1100 /**************************************************************************
1101 * LockFile (KERNEL32.@)
1102 */
1103 BOOL WINAPI LockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
1104 DWORD count_low, DWORD count_high )
1105 {
1106 NTSTATUS status;
1107 LARGE_INTEGER count, offset;
1108
1109 TRACE( "%p %x%08x %x%08x\n",
1110 hFile, offset_high, offset_low, count_high, count_low );
1111
1112 count.u.LowPart = count_low;
1113 count.u.HighPart = count_high;
1114 offset.u.LowPart = offset_low;
1115 offset.u.HighPart = offset_high;
1116
1117 status = NtLockFile( hFile, 0, NULL, NULL,
1118 NULL, &offset, &count, NULL, TRUE, TRUE );
1119
1120 if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
1121 return !status;
1122 }
1123
1124
1125 /**************************************************************************
1126 * LockFileEx [KERNEL32.@]
1127 *
1128 * Locks a byte range within an open file for shared or exclusive access.
1129 *
1130 * RETURNS
1131 * success: TRUE
1132 * failure: FALSE
1133 *
1134 * NOTES
1135 * Per Microsoft docs, the third parameter (reserved) must be set to 0.
1136 */
1137 BOOL WINAPI LockFileEx( HANDLE hFile, DWORD flags, DWORD reserved,
1138 DWORD count_low, DWORD count_high, LPOVERLAPPED overlapped )
1139 {
1140 NTSTATUS status;
1141 LARGE_INTEGER count, offset;
1142 LPVOID cvalue = NULL;
1143
1144 if (reserved)
1145 {
1146 SetLastError( ERROR_INVALID_PARAMETER );
1147 return FALSE;
1148 }
1149
1150 TRACE( "%p %x%08x %x%08x flags %x\n",
1151 hFile, overlapped->u.s.OffsetHigh, overlapped->u.s.Offset,
1152 count_high, count_low, flags );
1153
1154 count.u.LowPart = count_low;
1155 count.u.HighPart = count_high;
1156 offset.u.LowPart = overlapped->u.s.Offset;
1157 offset.u.HighPart = overlapped->u.s.OffsetHigh;
1158
1159 if (((ULONG_PTR)overlapped->hEvent & 1) == 0) cvalue = overlapped;
1160
1161 status = NtLockFile( hFile, overlapped->hEvent, NULL, cvalue,
1162 NULL, &offset, &count, NULL,
1163 flags & LOCKFILE_FAIL_IMMEDIATELY,
1164 flags & LOCKFILE_EXCLUSIVE_LOCK );
1165
1166 if (status) SetLastError( RtlNtStatusToDosError(status) );
1167 return !status;
1168 }
1169
1170
1171 /**************************************************************************
1172 * UnlockFile (KERNEL32.@)
1173 */
1174 BOOL WINAPI UnlockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
1175 DWORD count_low, DWORD count_high )
1176 {
1177 NTSTATUS status;
1178 LARGE_INTEGER count, offset;
1179
1180 count.u.LowPart = count_low;
1181 count.u.HighPart = count_high;
1182 offset.u.LowPart = offset_low;
1183 offset.u.HighPart = offset_high;
1184
1185 status = NtUnlockFile( hFile, NULL, &offset, &count, NULL);
1186 if (status) SetLastError( RtlNtStatusToDosError(status) );
1187 return !status;
1188 }
1189
1190
1191 /**************************************************************************
1192 * UnlockFileEx (KERNEL32.@)
1193 */
1194 BOOL WINAPI UnlockFileEx( HANDLE hFile, DWORD reserved, DWORD count_low, DWORD count_high,
1195 LPOVERLAPPED overlapped )
1196 {
1197 if (reserved)
1198 {
1199 SetLastError( ERROR_INVALID_PARAMETER );
1200 return FALSE;
1201 }
1202 if (overlapped->hEvent) FIXME("Unimplemented overlapped operation\n");
1203
1204 return UnlockFile( hFile, overlapped->u.s.Offset, overlapped->u.s.OffsetHigh, count_low, count_high );
1205 }
1206
1207
1208 /***********************************************************************
1209 * Win32HandleToDosFileHandle (KERNEL32.21)
1210 *
1211 * Allocate a DOS handle for a Win32 handle. The Win32 handle is no
1212 * longer valid after this function (even on failure).
1213 *
1214 * Note: this is not exactly right, since on Win95 the Win32 handles
1215 * are on top of DOS handles and we do it the other way
1216 * around. Should be good enough though.
1217 */
1218 HFILE WINAPI Win32HandleToDosFileHandle( HANDLE handle )
1219 {
1220 int i;
1221
1222 if (!handle || (handle == INVALID_HANDLE_VALUE))
1223 return HFILE_ERROR;
1224
1225 FILE_InitProcessDosHandles();
1226 for (i = 0; i < DOS_TABLE_SIZE; i++)
1227 if (!dos_handles[i])
1228 {
1229 dos_handles[i] = handle;
1230 TRACE("Got %d for h32 %p\n", i, handle );
1231 return (HFILE)i;
1232 }
1233 CloseHandle( handle );
1234 SetLastError( ERROR_TOO_MANY_OPEN_FILES );
1235 return HFILE_ERROR;
1236 }
1237
1238
1239 /***********************************************************************
1240 * DosFileHandleToWin32Handle (KERNEL32.20)
1241 *
1242 * Return the Win32 handle for a DOS handle.
1243 *
1244 * Note: this is not exactly right, since on Win95 the Win32 handles
1245 * are on top of DOS handles and we do it the other way
1246 * around. Should be good enough though.
1247 */
1248 HANDLE WINAPI DosFileHandleToWin32Handle( HFILE handle )
1249 {
1250 HFILE16 hfile = (HFILE16)handle;
1251 if (hfile < 5) FILE_InitProcessDosHandles();
1252 if ((hfile >= DOS_TABLE_SIZE) || !dos_handles[hfile])
1253 {
1254 SetLastError( ERROR_INVALID_HANDLE );
1255 return INVALID_HANDLE_VALUE;
1256 }
1257 return dos_handles[hfile];
1258 }
1259
1260
1261 /*************************************************************************
1262 * SetHandleCount (KERNEL32.@)
1263 */
1264 UINT WINAPI SetHandleCount( UINT count )
1265 {
1266 return min( 256, count );
1267 }
1268
1269
1270 /***********************************************************************
1271 * DisposeLZ32Handle (KERNEL32.22)
1272 *
1273 * Note: this is not entirely correct, we should only close the
1274 * 32-bit handle and not the 16-bit one, but we cannot do
1275 * this because of the way our DOS handles are implemented.
1276 * It shouldn't break anything though.
1277 */
1278 void WINAPI DisposeLZ32Handle( HANDLE handle )
1279 {
1280 int i;
1281
1282 if (!handle || (handle == INVALID_HANDLE_VALUE)) return;
1283
1284 for (i = 5; i < DOS_TABLE_SIZE; i++)
1285 if (dos_handles[i] == handle)
1286 {
1287 dos_handles[i] = 0;
1288 CloseHandle( handle );
1289 break;
1290 }
1291 }
1292
1293 /**************************************************************************
1294 * Operations on file names *
1295 **************************************************************************/
1296
1297
1298 /*************************************************************************
1299 * CreateFileW [KERNEL32.@] Creates or opens a file or other object
1300 *
1301 * Creates or opens an object, and returns a handle that can be used to
1302 * access that object.
1303 *
1304 * PARAMS
1305 *
1306 * filename [in] pointer to filename to be accessed
1307 * access [in] access mode requested
1308 * sharing [in] share mode
1309 * sa [in] pointer to security attributes
1310 * creation [in] how to create the file
1311 * attributes [in] attributes for newly created file
1312 * template [in] handle to file with extended attributes to copy
1313 *
1314 * RETURNS
1315 * Success: Open handle to specified file
1316 * Failure: INVALID_HANDLE_VALUE
1317 */
1318 HANDLE WINAPI CreateFileW( LPCWSTR filename, DWORD access, DWORD sharing,
1319 LPSECURITY_ATTRIBUTES sa, DWORD creation,
1320 DWORD attributes, HANDLE template )
1321 {
1322 NTSTATUS status;
1323 UINT options;
1324 OBJECT_ATTRIBUTES attr;
1325 UNICODE_STRING nameW;
1326 IO_STATUS_BLOCK io;
1327 HANDLE ret;
1328 DWORD dosdev;
1329 const WCHAR *vxd_name = NULL;
1330 static const WCHAR bkslashes_with_dotW[] = {'\\','\\','.','\\',0};
1331 static const WCHAR coninW[] = {'C','O','N','I','N','$',0};
1332 static const WCHAR conoutW[] = {'C','O','N','O','U','T','$',0};
1333 SECURITY_QUALITY_OF_SERVICE qos;
1334
1335 static const UINT nt_disposition[5] =
1336 {
1337 FILE_CREATE, /* CREATE_NEW */
1338 FILE_OVERWRITE_IF, /* CREATE_ALWAYS */
1339 FILE_OPEN, /* OPEN_EXISTING */
1340 FILE_OPEN_IF, /* OPEN_ALWAYS */
1341 FILE_OVERWRITE /* TRUNCATE_EXISTING */
1342 };
1343
1344
1345 /* sanity checks */
1346
1347 if (!filename || !filename[0])
1348 {
1349 SetLastError( ERROR_PATH_NOT_FOUND );
1350 return INVALID_HANDLE_VALUE;
1351 }
1352
1353 TRACE("%s %s%s%s%s%s%s creation %d attributes 0x%x\n", debugstr_w(filename),
1354 (access & GENERIC_READ)?"GENERIC_READ ":"",
1355 (access & GENERIC_WRITE)?"GENERIC_WRITE ":"",
1356 (!access)?"QUERY_ACCESS ":"",
1357 (sharing & FILE_SHARE_READ)?"FILE_SHARE_READ ":"",
1358 (sharing & FILE_SHARE_WRITE)?"FILE_SHARE_WRITE ":"",
1359 (sharing & FILE_SHARE_DELETE)?"FILE_SHARE_DELETE ":"",
1360 creation, attributes);
1361
1362 /* Open a console for CONIN$ or CONOUT$ */
1363
1364 if (!strcmpiW(filename, coninW) || !strcmpiW(filename, conoutW))
1365 {
1366 ret = OpenConsoleW(filename, access, (sa && sa->bInheritHandle), creation);
1367 goto done;
1368 }
1369
1370 if (!strncmpW(filename, bkslashes_with_dotW, 4))
1371 {
1372 static const WCHAR pipeW[] = {'P','I','P','E','\\',0};
1373 static const WCHAR mailslotW[] = {'M','A','I','L','S','L','O','T','\\',0};
1374
1375 if ((isalphaW(filename[4]) && filename[5] == ':' && filename[6] == '\0') ||
1376 !strncmpiW( filename + 4, pipeW, 5 ) ||
1377 !strncmpiW( filename + 4, mailslotW, 9 ))
1378 {
1379 dosdev = 0;
1380 }
1381 else if ((dosdev = RtlIsDosDeviceName_U( filename + 4 )))
1382 {
1383 dosdev += MAKELONG( 0, 4*sizeof(WCHAR) ); /* adjust position to start of filename */
1384 }
1385 else if (GetVersion() & 0x80000000)
1386 {
1387 vxd_name = filename + 4;
1388 }
1389 }
1390 else dosdev = RtlIsDosDeviceName_U( filename );
1391
1392 if (dosdev)
1393 {
1394 static const WCHAR conW[] = {'C','O','N'};
1395
1396 if (LOWORD(dosdev) == sizeof(conW) &&
1397 !memicmpW( filename + HIWORD(dosdev)/sizeof(WCHAR), conW, sizeof(conW)/sizeof(WCHAR)))
1398 {
1399 switch (access & (GENERIC_READ|GENERIC_WRITE))
1400 {
1401 case GENERIC_READ:
1402 ret = OpenConsoleW(coninW, access, (sa && sa->bInheritHandle), creation);
1403 goto done;
1404 case GENERIC_WRITE:
1405 ret = OpenConsoleW(conoutW, access, (sa && sa->bInheritHandle), creation);
1406 goto done;
1407 default:
1408 SetLastError( ERROR_FILE_NOT_FOUND );
1409 return INVALID_HANDLE_VALUE;
1410 }
1411 }
1412 }
1413
1414 if (creation < CREATE_NEW || creation > TRUNCATE_EXISTING)
1415 {
1416 SetLastError( ERROR_INVALID_PARAMETER );
1417 return INVALID_HANDLE_VALUE;
1418 }
1419
1420 if (!RtlDosPathNameToNtPathName_U( filename, &nameW, NULL, NULL ))
1421 {
1422 SetLastError( ERROR_PATH_NOT_FOUND );
1423 return INVALID_HANDLE_VALUE;
1424 }
1425
1426 /* now call NtCreateFile */
1427
1428 options = 0;
1429 if (attributes & FILE_FLAG_BACKUP_SEMANTICS)
1430 options |= FILE_OPEN_FOR_BACKUP_INTENT;
1431 else
1432 options |= FILE_NON_DIRECTORY_FILE;
1433 if (attributes & FILE_FLAG_DELETE_ON_CLOSE)
1434 {
1435 options |= FILE_DELETE_ON_CLOSE;
1436 access |= DELETE;
1437 }
1438 if (attributes & FILE_FLAG_NO_BUFFERING)
1439 options |= FILE_NO_INTERMEDIATE_BUFFERING;
1440 if (!(attributes & FILE_FLAG_OVERLAPPED))
1441 options |= FILE_SYNCHRONOUS_IO_ALERT;
1442 if (attributes & FILE_FLAG_RANDOM_ACCESS)
1443 options |= FILE_RANDOM_ACCESS;
1444 attributes &= FILE_ATTRIBUTE_VALID_FLAGS;
1445
1446 attr.Length = sizeof(attr);
1447 attr.RootDirectory = 0;
1448 attr.Attributes = OBJ_CASE_INSENSITIVE;
1449 attr.ObjectName = &nameW;
1450 attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
1451 if (attributes & SECURITY_SQOS_PRESENT)
1452 {
1453 qos.Length = sizeof(qos);
1454 qos.ImpersonationLevel = (attributes >> 16) & 0x3;
1455 qos.ContextTrackingMode = attributes & SECURITY_CONTEXT_TRACKING ? SECURITY_DYNAMIC_TRACKING : SECURITY_STATIC_TRACKING;
1456 qos.EffectiveOnly = attributes & SECURITY_EFFECTIVE_ONLY ? TRUE : FALSE;
1457 attr.SecurityQualityOfService = &qos;
1458 }
1459 else
1460 attr.SecurityQualityOfService = NULL;
1461
1462 if (sa && sa->bInheritHandle) attr.Attributes |= OBJ_INHERIT;
1463
1464 status = NtCreateFile( &ret, access, &attr, &io, NULL, attributes,
1465 sharing, nt_disposition[creation - CREATE_NEW],
1466 options, NULL, 0 );
1467 if (status)
1468 {
1469 if (vxd_name && vxd_name[0] && (ret = VXD_Open( vxd_name, access, sa ))) goto done;
1470
1471 WARN("Unable to create file %s (status %x)\n", debugstr_w(filename), status);
1472 ret = INVALID_HANDLE_VALUE;
1473
1474 /* In the case file creation was rejected due to CREATE_NEW flag
1475 * was specified and file with that name already exists, correct
1476 * last error is ERROR_FILE_EXISTS and not ERROR_ALREADY_EXISTS.
1477 * Note: RtlNtStatusToDosError is not the subject to blame here.
1478 */
1479 if (status == STATUS_OBJECT_NAME_COLLISION)
1480 SetLastError( ERROR_FILE_EXISTS );
1481 else
1482 SetLastError( RtlNtStatusToDosError(status) );
1483 }
1484 else
1485 {
1486 if ((creation == CREATE_ALWAYS && io.Information == FILE_OVERWRITTEN) ||
1487 (creation == OPEN_ALWAYS && io.Information == FILE_OPENED))
1488 SetLastError( ERROR_ALREADY_EXISTS );
1489 else
1490 SetLastError( 0 );
1491 }
1492 RtlFreeUnicodeString( &nameW );
1493
1494 done:
1495 if (!ret) ret = INVALID_HANDLE_VALUE;
1496 TRACE("returning %p\n", ret);
1497 return ret;
1498 }
1499
1500
1501
1502 /*************************************************************************
1503 * CreateFileA (KERNEL32.@)
1504 *
1505 * See CreateFileW.
1506 */
1507 HANDLE WINAPI CreateFileA( LPCSTR filename, DWORD access, DWORD sharing,
1508 LPSECURITY_ATTRIBUTES sa, DWORD creation,
1509 DWORD attributes, HANDLE template)
1510 {
1511 WCHAR *nameW;
1512
1513 if (!(nameW = FILE_name_AtoW( filename, FALSE ))) return INVALID_HANDLE_VALUE;
1514 return CreateFileW( nameW, access, sharing, sa, creation, attributes, template );
1515 }
1516
1517
1518 /***********************************************************************
1519 * DeleteFileW (KERNEL32.@)
1520 *
1521 * Delete a file.
1522 *
1523 * PARAMS
1524 * path [I] Path to the file to delete.
1525 *
1526 * RETURNS
1527 * Success: TRUE.
1528 * Failure: FALSE, check GetLastError().
1529 */
1530 BOOL WINAPI DeleteFileW( LPCWSTR path )
1531 {
1532 UNICODE_STRING nameW;
1533 OBJECT_ATTRIBUTES attr;
1534 NTSTATUS status;
1535 HANDLE hFile;
1536 IO_STATUS_BLOCK io;
1537
1538 TRACE("%s\n", debugstr_w(path) );
1539
1540 if (!RtlDosPathNameToNtPathName_U( path, &nameW, NULL, NULL ))
1541 {
1542 SetLastError( ERROR_PATH_NOT_FOUND );
1543 return FALSE;
1544 }
1545
1546 attr.Length = sizeof(attr);
1547 attr.RootDirectory = 0;
1548 attr.Attributes = OBJ_CASE_INSENSITIVE;
1549 attr.ObjectName = &nameW;
1550 attr.SecurityDescriptor = NULL;
1551 attr.SecurityQualityOfService = NULL;
1552
1553 status = NtCreateFile(&hFile, GENERIC_READ | GENERIC_WRITE | DELETE,
1554 &attr, &io, NULL, 0,
1555 FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
1556 FILE_OPEN, FILE_DELETE_ON_CLOSE | FILE_NON_DIRECTORY_FILE, NULL, 0);
1557 if (status == STATUS_SUCCESS) status = NtClose(hFile);
1558
1559 RtlFreeUnicodeString( &nameW );
1560 if (status)
1561 {
1562 SetLastError( RtlNtStatusToDosError(status) );
1563 return FALSE;
1564 }
1565 return TRUE;
1566 }
1567
1568
1569 /***********************************************************************
1570 * DeleteFileA (KERNEL32.@)
1571 *
1572 * See DeleteFileW.
1573 */
1574 BOOL WINAPI DeleteFileA( LPCSTR path )
1575 {
1576 WCHAR *pathW;
1577
1578 if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
1579 return DeleteFileW( pathW );
1580 }
1581
1582
1583 /**************************************************************************
1584 * ReplaceFileW (KERNEL32.@)
1585 * ReplaceFile (KERNEL32.@)
1586 */
1587 BOOL WINAPI ReplaceFileW(LPCWSTR lpReplacedFileName, LPCWSTR lpReplacementFileName,
1588 LPCWSTR lpBackupFileName, DWORD dwReplaceFlags,
1589 LPVOID lpExclude, LPVOID lpReserved)
1590 {
1591 UNICODE_STRING nt_replaced_name, nt_replacement_name;
1592 ANSI_STRING unix_replaced_name, unix_replacement_name, unix_backup_name;
1593 HANDLE hReplaced = NULL, hReplacement = NULL, hBackup = NULL;
1594 DWORD error = ERROR_SUCCESS;
1595 UINT replaced_flags;
1596 BOOL ret = FALSE;
1597 NTSTATUS status;
1598 IO_STATUS_BLOCK io;
1599 OBJECT_ATTRIBUTES attr;
1600
1601 if (dwReplaceFlags)
1602 FIXME("Ignoring flags %x\n", dwReplaceFlags);
1603
1604 /* First two arguments are mandatory */
1605 if (!lpReplacedFileName || !lpReplacementFileName)
1606 {
1607 SetLastError(ERROR_INVALID_PARAMETER);
1608 return FALSE;
1609 }
1610
1611 unix_replaced_name.Buffer = NULL;
1612 unix_replacement_name.Buffer = NULL;
1613 unix_backup_name.Buffer = NULL;
1614
1615 attr.Length = sizeof(attr);
1616 attr.RootDirectory = 0;
1617 attr.Attributes = OBJ_CASE_INSENSITIVE;
1618 attr.ObjectName = NULL;
1619 attr.SecurityDescriptor = NULL;
1620 attr.SecurityQualityOfService = NULL;
1621
1622 /* Open the "replaced" file for reading and writing */
1623 if (!(RtlDosPathNameToNtPathName_U(lpReplacedFileName, &nt_replaced_name, NULL, NULL)))
1624 {
1625 error = ERROR_PATH_NOT_FOUND;
1626 goto fail;
1627 }
1628 replaced_flags = lpBackupFileName ? FILE_OPEN : FILE_OPEN_IF;
1629 attr.ObjectName = &nt_replaced_name;
1630 status = NtOpenFile(&hReplaced, GENERIC_READ|GENERIC_WRITE|DELETE|SYNCHRONIZE,
1631 &attr, &io,
1632 FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
1633 FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE);
1634 if (status == STATUS_SUCCESS)
1635 status = wine_nt_to_unix_file_name(&nt_replaced_name, &unix_replaced_name, replaced_flags, FALSE);
1636 RtlFreeUnicodeString(&nt_replaced_name);
1637 if (status != STATUS_SUCCESS)
1638 {
1639 if (status == STATUS_OBJECT_NAME_NOT_FOUND)
1640 error = ERROR_FILE_NOT_FOUND;
1641 else
1642 error = ERROR_UNABLE_TO_REMOVE_REPLACED;
1643 goto fail;
1644 }
1645
1646 /*
1647 * Open the replacement file for reading, writing, and deleting
1648 * (writing and deleting are needed when finished)
1649 */
1650 if (!(RtlDosPathNameToNtPathName_U(lpReplacementFileName, &nt_replacement_name, NULL, NULL)))
1651 {
1652 error = ERROR_PATH_NOT_FOUND;
1653 goto fail;
1654 }
1655 attr.ObjectName = &nt_replacement_name;
1656 status = NtOpenFile(&hReplacement,
1657 GENERIC_READ|GENERIC_WRITE|DELETE|WRITE_DAC|SYNCHRONIZE,
1658 &attr, &io, 0,
1659 FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE);
1660 if (status == STATUS_SUCCESS)
1661 status = wine_nt_to_unix_file_name(&nt_replacement_name, &unix_replacement_name, FILE_OPEN, FALSE);
1662 RtlFreeUnicodeString(&nt_replacement_name);
1663 if (status != STATUS_SUCCESS)
1664 {
1665 error = RtlNtStatusToDosError(status);
1666 goto fail;
1667 }
1668
1669 /* If the user wants a backup then that needs to be performed first */
1670 if (lpBackupFileName)
1671 {
1672 UNICODE_STRING nt_backup_name;
1673 FILE_BASIC_INFORMATION replaced_info;
1674
1675 /* Obtain the file attributes from the "replaced" file */
1676 status = NtQueryInformationFile(hReplaced, &io, &replaced_info,
1677 sizeof(replaced_info),
1678 FileBasicInformation);
1679 if (status != STATUS_SUCCESS)
1680 {
1681 error = RtlNtStatusToDosError(status);
1682 goto fail;
1683 }
1684
1685 if (!(RtlDosPathNameToNtPathName_U(lpBackupFileName, &nt_backup_name, NULL, NULL)))
1686 {
1687 error = ERROR_PATH_NOT_FOUND;
1688 goto fail;
1689 }
1690 attr.ObjectName = &nt_backup_name;
1691 /* Open the backup with permissions to write over it */
1692 status = NtCreateFile(&hBackup, GENERIC_WRITE,
1693 &attr, &io, NULL, replaced_info.FileAttributes,
1694 FILE_SHARE_WRITE, FILE_OPEN_IF,
1695 FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE,
1696 NULL, 0);
1697 if (status == STATUS_SUCCESS)
1698 status = wine_nt_to_unix_file_name(&nt_backup_name, &unix_backup_name, FILE_OPEN_IF, FALSE);
1699 if (status != STATUS_SUCCESS)
1700 {
1701 error = RtlNtStatusToDosError(status);
1702 goto fail;
1703 }
1704
1705 /* If an existing backup exists then copy over it */
1706 if (rename(unix_replaced_name.Buffer, unix_backup_name.Buffer) == -1)
1707 {
1708 error = ERROR_UNABLE_TO_REMOVE_REPLACED; /* is this correct? */
1709 goto fail;
1710 }
1711 }
1712
1713 /*
1714 * Now that the backup has been performed (if requested), copy the replacement
1715 * into place
1716 */
1717 if (rename(unix_replacement_name.Buffer, unix_replaced_name.Buffer) == -1)
1718 {
1719 if (errno == EACCES)
1720 {
1721 /* Inappropriate permissions on "replaced", rename will fail */
1722 error = ERROR_UNABLE_TO_REMOVE_REPLACED;
1723 goto fail;
1724 }
1725 /* on failure we need to indicate whether a backup was made */
1726 if (!lpBackupFileName)
1727 error = ERROR_UNABLE_TO_MOVE_REPLACEMENT;
1728 else
1729 error = ERROR_UNABLE_TO_MOVE_REPLACEMENT_2;
1730 goto fail;
1731 }
1732 /* Success! */
1733 ret = TRUE;
1734
1735 /* Perform resource cleanup */
1736 fail:
1737 if (hBackup) CloseHandle(hBackup);
1738 if (hReplaced) CloseHandle(hReplaced);
1739 if (hReplacement) CloseHandle(hReplacement);
1740 RtlFreeAnsiString(&unix_backup_name);
1741 RtlFreeAnsiString(&unix_replacement_name);
1742 RtlFreeAnsiString(&unix_replaced_name);
1743
1744 /* If there was an error, set the error code */
1745 if(!ret)
1746 SetLastError(error);
1747 return ret;
1748 }
1749
1750
1751 /**************************************************************************
1752 * ReplaceFileA (KERNEL32.@)
1753 */
1754 BOOL WINAPI ReplaceFileA(LPCSTR lpReplacedFileName,LPCSTR lpReplacementFileName,
1755 LPCSTR lpBackupFileName, DWORD dwReplaceFlags,
1756 LPVOID lpExclude, LPVOID lpReserved)
1757 {
1758 WCHAR *replacedW, *replacementW, *backupW = NULL;
1759 BOOL ret;
1760
1761 /* This function only makes sense when the first two parameters are defined */
1762 if (!lpReplacedFileName || !(replacedW = FILE_name_AtoW( lpReplacedFileName, TRUE )))
1763 {
1764 SetLastError(ERROR_INVALID_PARAMETER);
1765 return FALSE;
1766 }
1767 if (!lpReplacementFileName || !(replacementW = FILE_name_AtoW( lpReplacementFileName, TRUE )))
1768 {
1769 HeapFree( GetProcessHeap(), 0, replacedW );
1770 SetLastError(ERROR_INVALID_PARAMETER);
1771 return FALSE;
1772 }
1773 /* The backup parameter, however, is optional */
1774 if (lpBackupFileName)
1775 {
1776 if (!(backupW = FILE_name_AtoW( lpBackupFileName, TRUE )))
1777 {
1778 HeapFree( GetProcessHeap(), 0, replacedW );
1779 HeapFree( GetProcessHeap(), 0, replacementW );
1780 SetLastError(ERROR_INVALID_PARAMETER);
1781 return FALSE;
1782 }
1783 }
1784 ret = ReplaceFileW( replacedW, replacementW, backupW, dwReplaceFlags, lpExclude, lpReserved );
1785 HeapFree( GetProcessHeap(), 0, replacedW );
1786 HeapFree( GetProcessHeap(), 0, replacementW );
1787 HeapFree( GetProcessHeap(), 0, backupW );
1788 return ret;
1789 }
1790
1791
1792 /*************************************************************************
1793 * FindFirstFileExW (KERNEL32.@)
1794 *
1795 * NOTE: The FindExSearchLimitToDirectories is ignored - it gives the same
1796 * results as FindExSearchNameMatch
1797 */
1798 HANDLE WINAPI FindFirstFileExW( LPCWSTR filename, FINDEX_INFO_LEVELS level,
1799 LPVOID data, FINDEX_SEARCH_OPS search_op,
1800 LPVOID filter, DWORD flags)
1801 {
1802 WCHAR *mask, *p;
1803 FIND_FIRST_INFO *info = NULL;
1804 UNICODE_STRING nt_name;
1805 OBJECT_ATTRIBUTES attr;
1806 IO_STATUS_BLOCK io;
1807 NTSTATUS status;
1808 DWORD device = 0;
1809
1810 TRACE("%s %d %p %d %p %x\n", debugstr_w(filename), level, data, search_op, filter, flags);
1811
1812 if ((search_op != FindExSearchNameMatch && search_op != FindExSearchLimitToDirectories)
1813 || flags != 0)
1814 {
1815 FIXME("options not implemented 0x%08x 0x%08x\n", search_op, flags );
1816 return INVALID_HANDLE_VALUE;
1817 }
1818 if (level != FindExInfoStandard)
1819 {
1820 FIXME("info level %d not implemented\n", level );
1821 return INVALID_HANDLE_VALUE;
1822 }
1823
1824 if (!RtlDosPathNameToNtPathName_U( filename, &nt_name, &mask, NULL ))
1825 {
1826 SetLastError( ERROR_PATH_NOT_FOUND );
1827 return INVALID_HANDLE_VALUE;
1828 }
1829
1830 if (!(info = HeapAlloc( GetProcessHeap(), 0, sizeof(*info))))
1831 {
1832 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1833 goto error;
1834 }
1835
1836 if (!mask && (device = RtlIsDosDeviceName_U( filename )))
1837 {
1838 static const WCHAR dotW[] = {'.',0};
1839 WCHAR *dir = NULL;
1840
1841 /* we still need to check that the directory can be opened */
1842
1843 if (HIWORD(device))
1844 {
1845 if (!(dir = HeapAlloc( GetProcessHeap(), 0, HIWORD(device) + sizeof(WCHAR) )))
1846 {
1847 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1848 goto error;
1849 }
1850 memcpy( dir, filename, HIWORD(device) );
1851 dir[HIWORD(device)/sizeof(WCHAR)] = 0;
1852 }
1853 RtlFreeUnicodeString( &nt_name );
1854 if (!RtlDosPathNameToNtPathName_U( dir ? dir : dotW, &nt_name, &mask, NULL ))
1855 {
1856 HeapFree( GetProcessHeap(), 0, dir );
1857 SetLastError( ERROR_PATH_NOT_FOUND );
1858 goto error;
1859 }
1860 HeapFree( GetProcessHeap(), 0, dir );
1861 RtlInitUnicodeString( &info->mask, NULL );
1862 }
1863 else if (!mask || !*mask)
1864 {
1865 SetLastError( ERROR_FILE_NOT_FOUND );
1866 goto error;
1867 }
1868 else
1869 {
1870 if (!RtlCreateUnicodeString( &info->mask, mask ))
1871 {
1872 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1873 goto error;
1874 }
1875
1876 /* truncate dir name before mask */
1877 *mask = 0;
1878 nt_name.Length = (mask - nt_name.Buffer) * sizeof(WCHAR);
1879 }
1880
1881 /* check if path is the root of the drive */
1882 info->is_root = FALSE;
1883 p = nt_name.Buffer + 4; /* skip \??\ prefix */
1884 if (p[0] && p[1] == ':')
1885 {
1886 p += 2;
1887 while (*p == '\\') p++;
1888 info->is_root = (*p == 0);
1889 }
1890
1891 attr.Length = sizeof(attr);
1892 attr.RootDirectory = 0;
1893 attr.Attributes = OBJ_CASE_INSENSITIVE;
1894 attr.ObjectName = &nt_name;
1895 attr.SecurityDescriptor = NULL;
1896 attr.SecurityQualityOfService = NULL;
1897
1898 status = NtOpenFile( &info->handle, GENERIC_READ, &attr, &io,
1899 FILE_SHARE_READ | FILE_SHARE_WRITE,
1900 FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
1901
1902 if (status != STATUS_SUCCESS)
1903 {
1904 RtlFreeUnicodeString( &info->mask );
1905 if (status == STATUS_OBJECT_NAME_NOT_FOUND)
1906 SetLastError( ERROR_PATH_NOT_FOUND );
1907 else
1908 SetLastError( RtlNtStatusToDosError(status) );
1909 goto error;
1910 }
1911
1912 RtlInitializeCriticalSection( &info->cs );
1913 info->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": FIND_FIRST_INFO.cs");
1914 info->path = nt_name;
1915 info->magic = FIND_FIRST_MAGIC;
1916 info->data_pos = 0;
1917 info->data_len = 0;
1918 info->search_op = search_op;
1919
1920 if (device)
1921 {
1922 WIN32_FIND_DATAW *wfd = data;
1923
1924 memset( wfd, 0, sizeof(*wfd) );
1925 memcpy( wfd->cFileName, filename + HIWORD(device)/sizeof(WCHAR), LOWORD(device) );
1926 wfd->dwFileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1927 CloseHandle( info->handle );
1928 info->handle = 0;
1929 }
1930 else
1931 {
1932 IO_STATUS_BLOCK io;
1933
1934 NtQueryDirectoryFile( info->handle, 0, NULL, NULL, &io, info->data, sizeof(info->data),
1935 FileBothDirectoryInformation, FALSE, &info->mask, TRUE );
1936 if (io.u.Status)
1937 {
1938 FindClose( info );
1939 SetLastError( RtlNtStatusToDosError( io.u.Status ) );
1940 return INVALID_HANDLE_VALUE;
1941 }
1942 info->data_len = io.Information;
1943 if (!FindNextFileW( info, data ))
1944 {
1945 TRACE( "%s not found\n", debugstr_w(filename) );
1946 FindClose( info );
1947 SetLastError( ERROR_FILE_NOT_FOUND );
1948 return INVALID_HANDLE_VALUE;
1949 }
1950 if (!strpbrkW( info->mask.Buffer, wildcardsW ))
1951 {
1952 /* we can't find two files with the same name */
1953 CloseHandle( info->handle );
1954 info->handle = 0;
1955 }
1956 }
1957 return info;
1958
1959 error:
1960 HeapFree( GetProcessHeap(), 0, info );
1961 RtlFreeUnicodeString( &nt_name );
1962 return INVALID_HANDLE_VALUE;
1963 }
1964
1965
1966 /*************************************************************************
1967 * FindNextFileW (KERNEL32.@)
1968 */
1969 BOOL WINAPI FindNextFileW( HANDLE handle, WIN32_FIND_DATAW *data )
1970 {
1971 FIND_FIRST_INFO *info;
1972 FILE_BOTH_DIR_INFORMATION *dir_info;
1973 BOOL ret = FALSE;
1974
1975 TRACE("%p %p\n", handle, data);
1976
1977 if (!handle || handle == INVALID_HANDLE_VALUE)
1978 {
1979 SetLastError( ERROR_INVALID_HANDLE );
1980 return ret;
1981 }
1982 info = handle;
1983 if (info->magic != FIND_FIRST_MAGIC)
1984 {
1985 SetLastError( ERROR_INVALID_HANDLE );
1986 return ret;
1987 }
1988
1989 RtlEnterCriticalSection( &info->cs );
1990
1991 if (!info->handle) SetLastError( ERROR_NO_MORE_FILES );
1992 else for (;;)
1993 {
1994 if (info->data_pos >= info->data_len) /* need to read some more data */
1995 {
1996 IO_STATUS_BLOCK io;
1997
1998 NtQueryDirectoryFile( info->handle, 0, NULL, NULL, &io, info->data, sizeof(info->data),
1999 FileBothDirectoryInformation, FALSE, &info->mask, FALSE );
2000 if (io.u.Status)
2001 {
2002 SetLastError( RtlNtStatusToDosError( io.u.Status ) );
2003 if (io.u.Status == STATUS_NO_MORE_FILES)
2004 {
2005 CloseHandle( info->handle );
2006 info->handle = 0;
2007 }
2008 break;
2009 }
2010 info->data_len = io.Information;
2011 info->data_pos = 0;
2012 }
2013
2014 dir_info = (FILE_BOTH_DIR_INFORMATION *)(info->data + info->data_pos);
2015
2016 if (dir_info->NextEntryOffset) info->data_pos += dir_info->NextEntryOffset;
2017 else info->data_pos = info->data_len;
2018
2019 /* don't return '.' and '..' in the root of the drive */
2020 if (info->is_root)
2021 {
2022 if (dir_info->FileNameLength == sizeof(WCHAR) && dir_info->FileName[0] == '.') continue;
2023 if (dir_info->FileNameLength == 2 * sizeof(WCHAR) &&
2024 dir_info->FileName[0] == '.' && dir_info->FileName[1] == '.') continue;
2025 }
2026
2027 /* check for dir symlink */
2028 if ((dir_info->FileAttributes & FILE_ATTRIBUTE_DIRECTORY) &&
2029 (dir_info->FileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) &&
2030 strpbrkW( info->mask.Buffer, wildcardsW ))
2031 {
2032 if (!check_dir_symlink( info, dir_info )) continue;
2033 }
2034
2035 data->dwFileAttributes = dir_info->FileAttributes;
2036 data->ftCreationTime = *(FILETIME *)&dir_info->CreationTime;
2037 data->ftLastAccessTime = *(FILETIME *)&dir_info->LastAccessTime;
2038 data->ftLastWriteTime = *(FILETIME *)&dir_info->LastWriteTime;
2039 data->nFileSizeHigh = dir_info->EndOfFile.QuadPart >> 32;
2040 data->nFileSizeLow = (DWORD)dir_info->EndOfFile.QuadPart;
2041 data->dwReserved0 = 0;
2042 data->dwReserved1 = 0;
2043
2044 memcpy( data->cFileName, dir_info->FileName, dir_info->FileNameLength );
2045 data->cFileName[dir_info->FileNameLength/sizeof(WCHAR)] = 0;
2046 memcpy( data->cAlternateFileName, dir_info->ShortName, dir_info->ShortNameLength );
2047 data->cAlternateFileName[dir_info->ShortNameLength/sizeof(WCHAR)] = 0;
2048
2049 TRACE("returning %s (%s)\n",
2050 debugstr_w(data->cFileName), debugstr_w(data->cAlternateFileName) );
2051
2052 ret = TRUE;
2053 break;
2054 }
2055
2056 RtlLeaveCriticalSection( &info->cs );
2057 return ret;
2058 }
2059
2060
2061 /*************************************************************************
2062 * FindClose (KERNEL32.@)
2063 */
2064 BOOL WINAPI FindClose( HANDLE handle )
2065 {
2066 FIND_FIRST_INFO *info = handle;
2067
2068 if (!handle || handle == INVALID_HANDLE_VALUE)
2069 {
2070 SetLastError( ERROR_INVALID_HANDLE );
2071 return FALSE;
2072 }
2073
2074 __TRY
2075 {
2076 if (info->magic == FIND_FIRST_MAGIC)
2077 {
2078 RtlEnterCriticalSection( &info->cs );
2079 if (info->magic == FIND_FIRST_MAGIC) /* in case someone else freed it in the meantime */
2080 {
2081 info->magic = 0;
2082 if (info->handle) CloseHandle( info->handle );
2083 info->handle = 0;
2084 RtlFreeUnicodeString( &info->mask );
2085 info->mask.Buffer = NULL;
2086 RtlFreeUnicodeString( &info->path );
2087 info->data_pos = 0;
2088 info->data_len = 0;
2089 RtlLeaveCriticalSection( &info->cs );
2090 info->cs.DebugInfo->Spare[0] = 0;
2091 RtlDeleteCriticalSection( &info->cs );
2092 HeapFree( GetProcessHeap(), 0, info );
2093 }
2094 }
2095 }
2096 __EXCEPT_PAGE_FAULT
2097 {
2098 WARN("Illegal handle %p\n", handle);
2099 SetLastError( ERROR_INVALID_HANDLE );
2100 return FALSE;
2101 }
2102 __ENDTRY
2103
2104 return TRUE;
2105 }
2106
2107
2108 /*************************************************************************
2109 * FindFirstFileA (KERNEL32.@)
2110 */
2111 HANDLE WINAPI FindFirstFileA( LPCSTR lpFileName, WIN32_FIND_DATAA *lpFindData )
2112 {
2113 return FindFirstFileExA(lpFileName, FindExInfoStandard, lpFindData,
2114 FindExSearchNameMatch, NULL, 0);
2115 }
2116
2117 /*************************************************************************
2118 * FindFirstFileExA (KERNEL32.@)
2119 */
2120 HANDLE WINAPI FindFirstFileExA( LPCSTR lpFileName, FINDEX_INFO_LEVELS fInfoLevelId,
2121 LPVOID lpFindFileData, FINDEX_SEARCH_OPS fSearchOp,
2122 LPVOID lpSearchFilter, DWORD dwAdditionalFlags)
2123 {
2124 HANDLE handle;
2125 WIN32_FIND_DATAA *dataA;
2126 WIN32_FIND_DATAW dataW;
2127 WCHAR *nameW;
2128
2129 if (!(nameW = FILE_name_AtoW( lpFileName, FALSE ))) return INVALID_HANDLE_VALUE;
2130
2131 handle = FindFirstFileExW(nameW, fInfoLevelId, &dataW, fSearchOp, lpSearchFilter, dwAdditionalFlags);
2132 if (handle == INVALID_HANDLE_VALUE) return handle;
2133
2134 dataA = lpFindFileData;
2135 dataA->dwFileAttributes = dataW.dwFileAttributes;
2136 dataA->ftCreationTime = dataW.ftCreationTime;
2137 dataA->ftLastAccessTime = dataW.ftLastAccessTime;
2138 dataA->ftLastWriteTime = dataW.ftLastWriteTime;
2139 dataA->nFileSizeHigh = dataW.nFileSizeHigh;
2140 dataA->nFileSizeLow = dataW.nFileSizeLow;
2141 FILE_name_WtoA( dataW.cFileName, -1, dataA->cFileName, sizeof(dataA->cFileName) );
2142 FILE_name_WtoA( dataW.cAlternateFileName, -1, dataA->cAlternateFileName,
2143 sizeof(dataA->cAlternateFileName) );
2144 return handle;
2145 }
2146
2147
2148 /*************************************************************************
2149 * FindFirstFileW (KERNEL32.@)
2150 */
2151 HANDLE WINAPI FindFirstFileW( LPCWSTR lpFileName, WIN32_FIND_DATAW *lpFindData )
2152 {
2153 return FindFirstFileExW(lpFileName, FindExInfoStandard, lpFindData,
2154 FindExSearchNameMatch, NULL, 0);
2155 }
2156
2157
2158 /*************************************************************************
2159 * FindNextFileA (KERNEL32.@)
2160 */
2161 BOOL WINAPI FindNextFileA( HANDLE handle, WIN32_FIND_DATAA *data )
2162 {
2163 WIN32_FIND_DATAW dataW;
2164
2165 if (!FindNextFileW( handle, &dataW )) return FALSE;
2166 data->dwFileAttributes = dataW.dwFileAttributes;
2167 data->ftCreationTime = dataW.ftCreationTime;
2168 data->ftLastAccessTime = dataW.ftLastAccessTime;
2169 data->ftLastWriteTime = dataW.ftLastWriteTime;
2170 data->nFileSizeHigh = dataW.nFileSizeHigh;
2171 data->nFileSizeLow = dataW.nFileSizeLow;
2172 FILE_name_WtoA( dataW.cFileName, -1, data->cFileName, sizeof(data->cFileName) );
2173 FILE_name_WtoA( dataW.cAlternateFileName, -1, data->cAlternateFileName,
2174 sizeof(data->cAlternateFileName) );
2175 return TRUE;
2176 }
2177
2178
2179 /**************************************************************************
2180 * GetFileAttributesW (KERNEL32.@)
2181 */
2182 DWORD WINAPI GetFileAttributesW( LPCWSTR name )
2183 {
2184 FILE_BASIC_INFORMATION info;
2185 UNICODE_STRING nt_name;
2186 OBJECT_ATTRIBUTES attr;
2187 NTSTATUS status;
2188
2189 TRACE("%s\n", debugstr_w(name));
2190
2191 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2192 {
2193 SetLastError( ERROR_PATH_NOT_FOUND );
2194 return INVALID_FILE_ATTRIBUTES;
2195 }
2196
2197 attr.Length = sizeof(attr);
2198 attr.RootDirectory = 0;
2199 attr.Attributes = OBJ_CASE_INSENSITIVE;
2200 attr.ObjectName = &nt_name;
2201 attr.SecurityDescriptor = NULL;
2202 attr.SecurityQualityOfService = NULL;
2203
2204 status = NtQueryAttributesFile( &attr, &info );
2205 RtlFreeUnicodeString( &nt_name );
2206
2207 if (status == STATUS_SUCCESS) return info.FileAttributes;
2208
2209 /* NtQueryAttributesFile fails on devices, but GetFileAttributesW succeeds */
2210 if (RtlIsDosDeviceName_U( name )) return FILE_ATTRIBUTE_ARCHIVE;
2211
2212 SetLastError( RtlNtStatusToDosError(status) );
2213 return INVALID_FILE_ATTRIBUTES;
2214 }
2215
2216
2217 /**************************************************************************
2218 * GetFileAttributesA (KERNEL32.@)
2219 */
2220 DWORD WINAPI GetFileAttributesA( LPCSTR name )
2221 {
2222 WCHAR *nameW;
2223
2224 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_ATTRIBUTES;
2225 return GetFileAttributesW( nameW );
2226 }
2227
2228
2229 /**************************************************************************
2230 * SetFileAttributesW (KERNEL32.@)
2231 */
2232 BOOL WINAPI SetFileAttributesW( LPCWSTR name, DWORD attributes )
2233 {
2234 UNICODE_STRING nt_name;
2235 OBJECT_ATTRIBUTES attr;
2236 IO_STATUS_BLOCK io;
2237 NTSTATUS status;
2238 HANDLE handle;
2239
2240 TRACE("%s %x\n", debugstr_w(name), attributes);
2241
2242 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2243 {
2244 SetLastError( ERROR_PATH_NOT_FOUND );
2245 return FALSE;
2246 }
2247
2248 attr.Length = sizeof(attr);
2249 attr.RootDirectory = 0;
2250 attr.Attributes = OBJ_CASE_INSENSITIVE;
2251 attr.ObjectName = &nt_name;
2252 attr.SecurityDescriptor = NULL;
2253 attr.SecurityQualityOfService = NULL;
2254
2255 status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
2256 RtlFreeUnicodeString( &nt_name );
2257
2258 if (status == STATUS_SUCCESS)
2259 {
2260 FILE_BASIC_INFORMATION info;
2261
2262 memset( &info, 0, sizeof(info) );
2263 info.FileAttributes = attributes | FILE_ATTRIBUTE_NORMAL; /* make sure it's not zero */
2264 status = NtSetInformationFile( handle, &io, &info, sizeof(info), FileBasicInformation );
2265 NtClose( handle );
2266 }
2267
2268 if (status == STATUS_SUCCESS) return TRUE;
2269 SetLastError( RtlNtStatusToDosError(status) );
2270 return FALSE;
2271 }
2272
2273
2274 /**************************************************************************
2275 * SetFileAttributesA (KERNEL32.@)
2276 */
2277 BOOL WINAPI SetFileAttributesA( LPCSTR name, DWORD attributes )
2278 {
2279 WCHAR *nameW;
2280
2281 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
2282 return SetFileAttributesW( nameW, attributes );
2283 }
2284
2285
2286 /**************************************************************************
2287 * GetFileAttributesExW (KERNEL32.@)
2288 */
2289 BOOL WINAPI GetFileAttributesExW( LPCWSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
2290 {
2291 FILE_NETWORK_OPEN_INFORMATION info;
2292 WIN32_FILE_ATTRIBUTE_DATA *data = ptr;
2293 UNICODE_STRING nt_name;
2294 OBJECT_ATTRIBUTES attr;
2295 NTSTATUS status;
2296
2297 TRACE("%s %d %p\n", debugstr_w(name), level, ptr);
2298
2299 if (level != GetFileExInfoStandard)
2300 {
2301 SetLastError( ERROR_INVALID_PARAMETER );
2302 return FALSE;
2303 }
2304
2305 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2306 {
2307 SetLastError( ERROR_PATH_NOT_FOUND );
2308 return FALSE;
2309 }
2310
2311 attr.Length = sizeof(attr);
2312 attr.RootDirectory = 0;
2313 attr.Attributes = OBJ_CASE_INSENSITIVE;
2314 attr.ObjectName = &nt_name;
2315 attr.SecurityDescriptor = NULL;
2316 attr.SecurityQualityOfService = NULL;
2317
2318 status = NtQueryFullAttributesFile( &attr, &info );
2319 RtlFreeUnicodeString( &nt_name );
2320
2321 if (status != STATUS_SUCCESS)
2322 {
2323 SetLastError( RtlNtStatusToDosError(status) );
2324 return FALSE;
2325 }
2326
2327 data->dwFileAttributes = info.FileAttributes;
2328 data->ftCreationTime.dwLowDateTime = info.CreationTime.u.LowPart;
2329 data->ftCreationTime.dwHighDateTime = info.CreationTime.u.HighPart;
2330 data->ftLastAccessTime.dwLowDateTime = info.LastAccessTime.u.LowPart;
2331 data->ftLastAccessTime.dwHighDateTime = info.LastAccessTime.u.HighPart;
2332 data->ftLastWriteTime.dwLowDateTime = info.LastWriteTime.u.LowPart;
2333 data->ftLastWriteTime.dwHighDateTime = info.LastWriteTime.u.HighPart;
2334 data->nFileSizeLow = info.EndOfFile.u.LowPart;
2335 data->nFileSizeHigh = info.EndOfFile.u.HighPart;
2336 return TRUE;
2337 }
2338
2339
2340 /**************************************************************************
2341 * GetFileAttributesExA (KERNEL32.@)
2342 */
2343 BOOL WINAPI GetFileAttributesExA( LPCSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
2344 {
2345 WCHAR *nameW;
2346
2347 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
2348 return GetFileAttributesExW( nameW, level, ptr );
2349 }
2350
2351
2352 /******************************************************************************
2353 * GetCompressedFileSizeW (KERNEL32.@)
2354 *
2355 * Get the actual number of bytes used on disk.
2356 *
2357 * RETURNS
2358 * Success: Low-order doubleword of number of bytes
2359 * Failure: INVALID_FILE_SIZE
2360 */
2361 DWORD WINAPI GetCompressedFileSizeW(
2362 LPCWSTR name, /* [in] Pointer to name of file */
2363 LPDWORD size_high ) /* [out] Receives high-order doubleword of size */
2364 {
2365 UNICODE_STRING nt_name;
2366 OBJECT_ATTRIBUTES attr;
2367 IO_STATUS_BLOCK io;
2368 NTSTATUS status;
2369 HANDLE handle;
2370 DWORD ret = INVALID_FILE_SIZE;
2371
2372 TRACE("%s %p\n", debugstr_w(name), size_high);
2373
2374 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2375 {
2376 SetLastError( ERROR_PATH_NOT_FOUND );
2377 return INVALID_FILE_SIZE;
2378 }
2379
2380 attr.Length = sizeof(attr);
2381 attr.RootDirectory = 0;
2382 attr.Attributes = OBJ_CASE_INSENSITIVE;
2383 attr.ObjectName = &nt_name;
2384 attr.SecurityDescriptor = NULL;
2385 attr.SecurityQualityOfService = NULL;
2386
2387 status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
2388 RtlFreeUnicodeString( &nt_name );
2389
2390 if (status == STATUS_SUCCESS)
2391 {
2392 /* we don't support compressed files, simply return the file size */
2393 ret = GetFileSize( handle, size_high );
2394 NtClose( handle );
2395 }
2396 else SetLastError( RtlNtStatusToDosError(status) );
2397
2398 return ret;
2399 }
2400
2401
2402 /******************************************************************************
2403 * GetCompressedFileSizeA (KERNEL32.@)
2404 *
2405 * See GetCompressedFileSizeW.
2406 */
2407 DWORD WINAPI GetCompressedFileSizeA( LPCSTR name, LPDWORD size_high )
2408 {
2409 WCHAR *nameW;
2410
2411 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_SIZE;
2412 return GetCompressedFileSizeW( nameW, size_high );
2413 }
2414
2415
2416 /***********************************************************************
2417 * OpenFile (KERNEL32.@)
2418 */
2419 HFILE WINAPI OpenFile( LPCSTR name, OFSTRUCT *ofs, UINT mode )
2420 {
2421 HANDLE handle;
2422 FILETIME filetime;
2423 WORD filedatetime[2];
2424
2425 if (!ofs) return HFILE_ERROR;
2426
2427 TRACE("%s %s %s %s%s%s%s%s%s%s%s%s\n",name,
2428 ((mode & 0x3 )==OF_READ)?"OF_READ":
2429 ((mode & 0x3 )==OF_WRITE)?"OF_WRITE":
2430 ((mode & 0x3 )==OF_READWRITE)?"OF_READWRITE":"unknown",
2431 ((mode & 0x70 )==OF_SHARE_COMPAT)?"OF_SHARE_COMPAT":
2432 ((mode & 0x70 )==OF_SHARE_DENY_NONE)?"OF_SHARE_DENY_NONE":
2433 ((mode & 0x70 )==OF_SHARE_DENY_READ)?"OF_SHARE_DENY_READ":
2434 ((mode & 0x70 )==OF_SHARE_DENY_WRITE)?"OF_SHARE_DENY_WRITE":
2435 ((mode & 0x70 )==OF_SHARE_EXCLUSIVE)?"OF_SHARE_EXCLUSIVE":"unknown",
2436 ((mode & OF_PARSE )==OF_PARSE)?"OF_PARSE ":"",
2437 ((mode & OF_DELETE )==OF_DELETE)?"OF_DELETE ":"",
2438 ((mode & OF_VERIFY )==OF_VERIFY)?"OF_VERIFY ":"",
2439 ((mode & OF_SEARCH )==OF_SEARCH)?"OF_SEARCH ":"",
2440 ((mode & OF_CANCEL )==OF_CANCEL)?"OF_CANCEL ":"",
2441 ((mode & OF_CREATE )==OF_CREATE)?"OF_CREATE ":"",
2442 ((mode & OF_PROMPT )==OF_PROMPT)?"OF_PROMPT ":"",
2443 ((mode & OF_EXIST )==OF_EXIST)?"OF_EXIST ":"",
2444 ((mode & OF_REOPEN )==OF_REOPEN)?"OF_REOPEN ":""
2445 );
2446
2447
2448 ofs->cBytes = sizeof(OFSTRUCT);
2449 ofs->nErrCode = 0;
2450 if (mode & OF_REOPEN) name = ofs->szPathName;
2451
2452 if (!name) return HFILE_ERROR;
2453
2454 TRACE("%s %04x\n", name, mode );
2455
2456 /* the watcom 10.6 IDE relies on a valid path returned in ofs->szPathName
2457 Are there any cases where getting the path here is wrong?
2458 Uwe Bonnes 1997 Apr 2 */
2459 if (!GetFullPathNameA( name, sizeof(ofs->szPathName), ofs->szPathName, NULL )) goto error;
2460
2461 /* OF_PARSE simply fills the structure */
2462
2463 if (mode & OF_PARSE)
2464 {
2465 ofs->fFixedDisk = (GetDriveTypeA( ofs->szPathName ) != DRIVE_REMOVABLE);
2466 TRACE("(%s): OF_PARSE, res = '%s'\n", name, ofs->szPathName );
2467 return 0;
2468 }
2469
2470 /* OF_CREATE is completely different from all other options, so
2471 handle it first */
2472
2473 if (mode & OF_CREATE)
2474 {
2475 if ((handle = create_file_OF( name, mode )) == INVALID_HANDLE_VALUE)
2476 goto error;
2477 }
2478 else
2479 {
2480 /* Now look for the file */
2481
2482 if (!SearchPathA( NULL, name, NULL, sizeof(ofs->szPathName), ofs->szPathName, NULL ))
2483 goto error;
2484
2485 TRACE("found %s\n", debugstr_a(ofs->szPathName) );
2486
2487 if (mode & OF_DELETE)
2488 {
2489 if (!DeleteFileA( ofs->szPathName )) goto error;
2490 TRACE("(%s): OF_DELETE return = OK\n", name);
2491 return TRUE;
2492 }
2493
2494 handle = LongToHandle(_lopen( ofs->szPathName, mode ));
2495 if (handle == INVALID_HANDLE_VALUE) goto error;
2496
2497 GetFileTime( handle, NULL, NULL, &filetime );
2498 FileTimeToDosDateTime( &filetime, &filedatetime[0], &filedatetime[1] );
2499 if ((mode & OF_VERIFY) && (mode & OF_REOPEN))
2500 {
2501 if (ofs->Reserved1 != filedatetime[0] || ofs->Reserved2 != filedatetime[1] )
2502 {
2503 CloseHandle( handle );
2504 WARN("(%s): OF_VERIFY failed\n", name );
2505 /* FIXME: what error here? */
2506 SetLastError( ERROR_FILE_NOT_FOUND );
2507 goto error;
2508 }
2509 }
2510 ofs->Reserved1 = filedatetime[0];
2511 ofs->Reserved2 = filedatetime[1];
2512 }
2513 TRACE("(%s): OK, return = %p\n", name, handle );
2514 if (mode & OF_EXIST) /* Return TRUE instead of a handle */
2515 {
2516 CloseHandle( handle );
2517 return TRUE;
2518 }
2519 return HandleToLong(handle);
2520
2521 error: /* We get here if there was an error opening the file */
2522 ofs->nErrCode = GetLastError();
2523 WARN("(%s): return = HFILE_ERROR error= %d\n", name,ofs->nErrCode );
2524 return HFILE_ERROR;
2525 }
DirectPlay implementation for GSoC