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msi: Don't create a copy of deferred custom action data.
[wine.git] / dlls / kernel32 / file.c
blob43818b033d0636aa429a0ee2d0aa674204d12a5e
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 * GetFileInformationByHandleEx (KERNEL32.@)
868 */
869 BOOL WINAPI GetFileInformationByHandleEx( HANDLE handle, FILE_INFO_BY_HANDLE_CLASS class,
870 LPVOID info, DWORD size )
871 {
872 NTSTATUS status;
873 IO_STATUS_BLOCK io;
874
875 switch (class)
876 {
877 case FileBasicInfo:
878 case FileStandardInfo:
879 case FileRenameInfo:
880 case FileDispositionInfo:
881 case FileAllocationInfo:
882 case FileEndOfFileInfo:
883 case FileStreamInfo:
884 case FileCompressionInfo:
885 case FileAttributeTagInfo:
886 case FileIoPriorityHintInfo:
887 case FileRemoteProtocolInfo:
888 case FileFullDirectoryInfo:
889 case FileFullDirectoryRestartInfo:
890 case FileStorageInfo:
891 case FileAlignmentInfo:
892 case FileIdInfo:
893 case FileIdExtdDirectoryInfo:
894 case FileIdExtdDirectoryRestartInfo:
895 FIXME( "%p, %u, %p, %u\n", handle, class, info, size );
896 SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
897 return FALSE;
898
899 case FileNameInfo:
900 status = NtQueryInformationFile( handle, &io, info, size, FileNameInformation );
901 if (status != STATUS_SUCCESS)
902 {
903 SetLastError( RtlNtStatusToDosError( status ) );
904 return FALSE;
905 }
906 return TRUE;
907
908 case FileIdBothDirectoryRestartInfo:
909 case FileIdBothDirectoryInfo:
910 status = NtQueryDirectoryFile( handle, NULL, NULL, NULL, &io, info, size,
911 FileIdBothDirectoryInformation, FALSE, NULL,
912 (class == FileIdBothDirectoryRestartInfo) );
913 if (status != STATUS_SUCCESS)
914 {
915 SetLastError( RtlNtStatusToDosError( status ) );
916 return FALSE;
917 }
918 return TRUE;
919
920 default:
921 SetLastError( ERROR_INVALID_PARAMETER );
922 return FALSE;
923 }
924 }
925
926
927 /***********************************************************************
928 * GetFileSize (KERNEL32.@)
929 *
930 * Retrieve the size of a file.
931 *
932 * PARAMS
933 * hFile [I] File to retrieve size of.
934 * filesizehigh [O] On return, the high bits of the file size.
935 *
936 * RETURNS
937 * Success: The low bits of the file size.
938 * Failure: INVALID_FILE_SIZE. As this is could also be a success value,
939 * check GetLastError() for values other than ERROR_SUCCESS.
940 */
941 DWORD WINAPI GetFileSize( HANDLE hFile, LPDWORD filesizehigh )
942 {
943 LARGE_INTEGER size;
944 if (!GetFileSizeEx( hFile, &size )) return INVALID_FILE_SIZE;
945 if (filesizehigh) *filesizehigh = size.u.HighPart;
946 if (size.u.LowPart == INVALID_FILE_SIZE) SetLastError(0);
947 return size.u.LowPart;
948 }
949
950
951 /***********************************************************************
952 * GetFileSizeEx (KERNEL32.@)
953 *
954 * Retrieve the size of a file.
955 *
956 * PARAMS
957 * hFile [I] File to retrieve size of.
958 * lpFileSIze [O] On return, the size of the file.
959 *
960 * RETURNS
961 * Success: TRUE.
962 * Failure: FALSE, check GetLastError().
963 */
964 BOOL WINAPI GetFileSizeEx( HANDLE hFile, PLARGE_INTEGER lpFileSize )
965 {
966 FILE_STANDARD_INFORMATION info;
967 IO_STATUS_BLOCK io;
968 NTSTATUS status;
969
970 status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileStandardInformation );
971 if (status == STATUS_SUCCESS)
972 {
973 *lpFileSize = info.EndOfFile;
974 return TRUE;
975 }
976 SetLastError( RtlNtStatusToDosError(status) );
977 return FALSE;
978 }
979
980
981 /**************************************************************************
982 * SetEndOfFile (KERNEL32.@)
983 *
984 * Sets the current position as the end of the file.
985 *
986 * PARAMS
987 * hFile [I] File handle.
988 *
989 * RETURNS
990 * Success: TRUE.
991 * Failure: FALSE, check GetLastError().
992 */
993 BOOL WINAPI SetEndOfFile( HANDLE hFile )
994 {
995 FILE_POSITION_INFORMATION pos;
996 FILE_END_OF_FILE_INFORMATION eof;
997 IO_STATUS_BLOCK io;
998 NTSTATUS status;
999
1000 status = NtQueryInformationFile( hFile, &io, &pos, sizeof(pos), FilePositionInformation );
1001 if (status == STATUS_SUCCESS)
1002 {
1003 eof.EndOfFile = pos.CurrentByteOffset;
1004 status = NtSetInformationFile( hFile, &io, &eof, sizeof(eof), FileEndOfFileInformation );
1005 }
1006 if (status == STATUS_SUCCESS) return TRUE;
1007 SetLastError( RtlNtStatusToDosError(status) );
1008 return FALSE;
1009 }
1010
1011
1012 /***********************************************************************
1013 * SetFilePointer (KERNEL32.@)
1014 */
1015 DWORD WINAPI SetFilePointer( HANDLE hFile, LONG distance, LONG *highword, DWORD method )
1016 {
1017 LARGE_INTEGER dist, newpos;
1018
1019 if (highword)
1020 {
1021 dist.u.LowPart = distance;
1022 dist.u.HighPart = *highword;
1023 }
1024 else dist.QuadPart = distance;
1025
1026 if (!SetFilePointerEx( hFile, dist, &newpos, method )) return INVALID_SET_FILE_POINTER;
1027
1028 if (highword) *highword = newpos.u.HighPart;
1029 if (newpos.u.LowPart == INVALID_SET_FILE_POINTER) SetLastError( 0 );
1030 return newpos.u.LowPart;
1031 }
1032
1033
1034 /***********************************************************************
1035 * SetFilePointerEx (KERNEL32.@)
1036 */
1037 BOOL WINAPI SetFilePointerEx( HANDLE hFile, LARGE_INTEGER distance,
1038 LARGE_INTEGER *newpos, DWORD method )
1039 {
1040 LONGLONG pos;
1041 IO_STATUS_BLOCK io;
1042 FILE_POSITION_INFORMATION info;
1043
1044 switch(method)
1045 {
1046 case FILE_BEGIN:
1047 pos = distance.QuadPart;
1048 break;
1049 case FILE_CURRENT:
1050 if (NtQueryInformationFile( hFile, &io, &info, sizeof(info), FilePositionInformation ))
1051 goto error;
1052 pos = info.CurrentByteOffset.QuadPart + distance.QuadPart;
1053 break;
1054 case FILE_END:
1055 {
1056 FILE_END_OF_FILE_INFORMATION eof;
1057 if (NtQueryInformationFile( hFile, &io, &eof, sizeof(eof), FileEndOfFileInformation ))
1058 goto error;
1059 pos = eof.EndOfFile.QuadPart + distance.QuadPart;
1060 }
1061 break;
1062 default:
1063 SetLastError( ERROR_INVALID_PARAMETER );
1064 return FALSE;
1065 }
1066
1067 if (pos < 0)
1068 {
1069 SetLastError( ERROR_NEGATIVE_SEEK );
1070 return FALSE;
1071 }
1072
1073 info.CurrentByteOffset.QuadPart = pos;
1074 if (NtSetInformationFile( hFile, &io, &info, sizeof(info), FilePositionInformation ))
1075 goto error;
1076 if (newpos) newpos->QuadPart = pos;
1077 return TRUE;
1078
1079 error:
1080 SetLastError( RtlNtStatusToDosError(io.u.Status) );
1081 return FALSE;
1082 }
1083
1084 /***********************************************************************
1085 * SetFileValidData (KERNEL32.@)
1086 */
1087 BOOL WINAPI SetFileValidData( HANDLE hFile, LONGLONG ValidDataLength )
1088 {
1089 FIXME("stub: %p, %s\n", hFile, wine_dbgstr_longlong(ValidDataLength));
1090 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1091 return FALSE;
1092 }
1093
1094 /***********************************************************************
1095 * GetFileTime (KERNEL32.@)
1096 */
1097 BOOL WINAPI GetFileTime( HANDLE hFile, FILETIME *lpCreationTime,
1098 FILETIME *lpLastAccessTime, FILETIME *lpLastWriteTime )
1099 {
1100 FILE_BASIC_INFORMATION info;
1101 IO_STATUS_BLOCK io;
1102 NTSTATUS status;
1103
1104 status = NtQueryInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
1105 if (status == STATUS_SUCCESS)
1106 {
1107 if (lpCreationTime)
1108 {
1109 lpCreationTime->dwHighDateTime = info.CreationTime.u.HighPart;
1110 lpCreationTime->dwLowDateTime = info.CreationTime.u.LowPart;
1111 }
1112 if (lpLastAccessTime)
1113 {
1114 lpLastAccessTime->dwHighDateTime = info.LastAccessTime.u.HighPart;
1115 lpLastAccessTime->dwLowDateTime = info.LastAccessTime.u.LowPart;
1116 }
1117 if (lpLastWriteTime)
1118 {
1119 lpLastWriteTime->dwHighDateTime = info.LastWriteTime.u.HighPart;
1120 lpLastWriteTime->dwLowDateTime = info.LastWriteTime.u.LowPart;
1121 }
1122 return TRUE;
1123 }
1124 SetLastError( RtlNtStatusToDosError(status) );
1125 return FALSE;
1126 }
1127
1128
1129 /***********************************************************************
1130 * SetFileTime (KERNEL32.@)
1131 */
1132 BOOL WINAPI SetFileTime( HANDLE hFile, const FILETIME *ctime,
1133 const FILETIME *atime, const FILETIME *mtime )
1134 {
1135 FILE_BASIC_INFORMATION info;
1136 IO_STATUS_BLOCK io;
1137 NTSTATUS status;
1138
1139 memset( &info, 0, sizeof(info) );
1140 if (ctime)
1141 {
1142 info.CreationTime.u.HighPart = ctime->dwHighDateTime;
1143 info.CreationTime.u.LowPart = ctime->dwLowDateTime;
1144 }
1145 if (atime)
1146 {
1147 info.LastAccessTime.u.HighPart = atime->dwHighDateTime;
1148 info.LastAccessTime.u.LowPart = atime->dwLowDateTime;
1149 }
1150 if (mtime)
1151 {
1152 info.LastWriteTime.u.HighPart = mtime->dwHighDateTime;
1153 info.LastWriteTime.u.LowPart = mtime->dwLowDateTime;
1154 }
1155
1156 status = NtSetInformationFile( hFile, &io, &info, sizeof(info), FileBasicInformation );
1157 if (status == STATUS_SUCCESS) return TRUE;
1158 SetLastError( RtlNtStatusToDosError(status) );
1159 return FALSE;
1160 }
1161
1162
1163 /**************************************************************************
1164 * LockFile (KERNEL32.@)
1165 */
1166 BOOL WINAPI LockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
1167 DWORD count_low, DWORD count_high )
1168 {
1169 NTSTATUS status;
1170 LARGE_INTEGER count, offset;
1171
1172 TRACE( "%p %x%08x %x%08x\n",
1173 hFile, offset_high, offset_low, count_high, count_low );
1174
1175 count.u.LowPart = count_low;
1176 count.u.HighPart = count_high;
1177 offset.u.LowPart = offset_low;
1178 offset.u.HighPart = offset_high;
1179
1180 status = NtLockFile( hFile, 0, NULL, NULL,
1181 NULL, &offset, &count, NULL, TRUE, TRUE );
1182
1183 if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
1184 return !status;
1185 }
1186
1187
1188 /**************************************************************************
1189 * LockFileEx [KERNEL32.@]
1190 *
1191 * Locks a byte range within an open file for shared or exclusive access.
1192 *
1193 * RETURNS
1194 * success: TRUE
1195 * failure: FALSE
1196 *
1197 * NOTES
1198 * Per Microsoft docs, the third parameter (reserved) must be set to 0.
1199 */
1200 BOOL WINAPI LockFileEx( HANDLE hFile, DWORD flags, DWORD reserved,
1201 DWORD count_low, DWORD count_high, LPOVERLAPPED overlapped )
1202 {
1203 NTSTATUS status;
1204 LARGE_INTEGER count, offset;
1205 LPVOID cvalue = NULL;
1206
1207 if (reserved)
1208 {
1209 SetLastError( ERROR_INVALID_PARAMETER );
1210 return FALSE;
1211 }
1212
1213 TRACE( "%p %x%08x %x%08x flags %x\n",
1214 hFile, overlapped->u.s.OffsetHigh, overlapped->u.s.Offset,
1215 count_high, count_low, flags );
1216
1217 count.u.LowPart = count_low;
1218 count.u.HighPart = count_high;
1219 offset.u.LowPart = overlapped->u.s.Offset;
1220 offset.u.HighPart = overlapped->u.s.OffsetHigh;
1221
1222 if (((ULONG_PTR)overlapped->hEvent & 1) == 0) cvalue = overlapped;
1223
1224 status = NtLockFile( hFile, overlapped->hEvent, NULL, cvalue,
1225 NULL, &offset, &count, NULL,
1226 flags & LOCKFILE_FAIL_IMMEDIATELY,
1227 flags & LOCKFILE_EXCLUSIVE_LOCK );
1228
1229 if (status) SetLastError( RtlNtStatusToDosError(status) );
1230 return !status;
1231 }
1232
1233
1234 /**************************************************************************
1235 * UnlockFile (KERNEL32.@)
1236 */
1237 BOOL WINAPI UnlockFile( HANDLE hFile, DWORD offset_low, DWORD offset_high,
1238 DWORD count_low, DWORD count_high )
1239 {
1240 NTSTATUS status;
1241 LARGE_INTEGER count, offset;
1242
1243 count.u.LowPart = count_low;
1244 count.u.HighPart = count_high;
1245 offset.u.LowPart = offset_low;
1246 offset.u.HighPart = offset_high;
1247
1248 status = NtUnlockFile( hFile, NULL, &offset, &count, NULL);
1249 if (status) SetLastError( RtlNtStatusToDosError(status) );
1250 return !status;
1251 }
1252
1253
1254 /**************************************************************************
1255 * UnlockFileEx (KERNEL32.@)
1256 */
1257 BOOL WINAPI UnlockFileEx( HANDLE hFile, DWORD reserved, DWORD count_low, DWORD count_high,
1258 LPOVERLAPPED overlapped )
1259 {
1260 if (reserved)
1261 {
1262 SetLastError( ERROR_INVALID_PARAMETER );
1263 return FALSE;
1264 }
1265 if (overlapped->hEvent) FIXME("Unimplemented overlapped operation\n");
1266
1267 return UnlockFile( hFile, overlapped->u.s.Offset, overlapped->u.s.OffsetHigh, count_low, count_high );
1268 }
1269
1270
1271 /*************************************************************************
1272 * SetHandleCount (KERNEL32.@)
1273 */
1274 UINT WINAPI SetHandleCount( UINT count )
1275 {
1276 return count;
1277 }
1278
1279
1280 /**************************************************************************
1281 * Operations on file names *
1282 **************************************************************************/
1283
1284
1285 /*************************************************************************
1286 * CreateFileW [KERNEL32.@] Creates or opens a file or other object
1287 *
1288 * Creates or opens an object, and returns a handle that can be used to
1289 * access that object.
1290 *
1291 * PARAMS
1292 *
1293 * filename [in] pointer to filename to be accessed
1294 * access [in] access mode requested
1295 * sharing [in] share mode
1296 * sa [in] pointer to security attributes
1297 * creation [in] how to create the file
1298 * attributes [in] attributes for newly created file
1299 * template [in] handle to file with extended attributes to copy
1300 *
1301 * RETURNS
1302 * Success: Open handle to specified file
1303 * Failure: INVALID_HANDLE_VALUE
1304 */
1305 HANDLE WINAPI CreateFileW( LPCWSTR filename, DWORD access, DWORD sharing,
1306 LPSECURITY_ATTRIBUTES sa, DWORD creation,
1307 DWORD attributes, HANDLE template )
1308 {
1309 NTSTATUS status;
1310 UINT options;
1311 OBJECT_ATTRIBUTES attr;
1312 UNICODE_STRING nameW;
1313 IO_STATUS_BLOCK io;
1314 HANDLE ret;
1315 DWORD dosdev;
1316 const WCHAR *vxd_name = NULL;
1317 static const WCHAR bkslashes_with_dotW[] = {'\\','\\','.','\\',0};
1318 static const WCHAR coninW[] = {'C','O','N','I','N','$',0};
1319 static const WCHAR conoutW[] = {'C','O','N','O','U','T','$',0};
1320 SECURITY_QUALITY_OF_SERVICE qos;
1321
1322 static const UINT nt_disposition[5] =
1323 {
1324 FILE_CREATE, /* CREATE_NEW */
1325 FILE_OVERWRITE_IF, /* CREATE_ALWAYS */
1326 FILE_OPEN, /* OPEN_EXISTING */
1327 FILE_OPEN_IF, /* OPEN_ALWAYS */
1328 FILE_OVERWRITE /* TRUNCATE_EXISTING */
1329 };
1330
1331
1332 /* sanity checks */
1333
1334 if (!filename || !filename[0])
1335 {
1336 SetLastError( ERROR_PATH_NOT_FOUND );
1337 return INVALID_HANDLE_VALUE;
1338 }
1339
1340 TRACE("%s %s%s%s%s%s%s%s creation %d attributes 0x%x\n", debugstr_w(filename),
1341 (access & GENERIC_READ)?"GENERIC_READ ":"",
1342 (access & GENERIC_WRITE)?"GENERIC_WRITE ":"",
1343 (access & GENERIC_EXECUTE)?"GENERIC_EXECUTE ":"",
1344 (!access)?"QUERY_ACCESS ":"",
1345 (sharing & FILE_SHARE_READ)?"FILE_SHARE_READ ":"",
1346 (sharing & FILE_SHARE_WRITE)?"FILE_SHARE_WRITE ":"",
1347 (sharing & FILE_SHARE_DELETE)?"FILE_SHARE_DELETE ":"",
1348 creation, attributes);
1349
1350 /* Open a console for CONIN$ or CONOUT$ */
1351
1352 if (!strcmpiW(filename, coninW) || !strcmpiW(filename, conoutW))
1353 {
1354 ret = OpenConsoleW(filename, access, (sa && sa->bInheritHandle),
1355 creation ? OPEN_EXISTING : 0);
1356 if (ret == INVALID_HANDLE_VALUE) SetLastError(ERROR_INVALID_PARAMETER);
1357 goto done;
1358 }
1359
1360 if (!strncmpW(filename, bkslashes_with_dotW, 4))
1361 {
1362 static const WCHAR pipeW[] = {'P','I','P','E','\\',0};
1363 static const WCHAR mailslotW[] = {'M','A','I','L','S','L','O','T','\\',0};
1364
1365 if ((isalphaW(filename[4]) && filename[5] == ':' && filename[6] == '\0') ||
1366 !strncmpiW( filename + 4, pipeW, 5 ) ||
1367 !strncmpiW( filename + 4, mailslotW, 9 ))
1368 {
1369 dosdev = 0;
1370 }
1371 else if ((dosdev = RtlIsDosDeviceName_U( filename + 4 )))
1372 {
1373 dosdev += MAKELONG( 0, 4*sizeof(WCHAR) ); /* adjust position to start of filename */
1374 }
1375 else if (GetVersion() & 0x80000000)
1376 {
1377 vxd_name = filename + 4;
1378 if (!creation) creation = OPEN_EXISTING;
1379 }
1380 }
1381 else dosdev = RtlIsDosDeviceName_U( filename );
1382
1383 if (dosdev)
1384 {
1385 static const WCHAR conW[] = {'C','O','N'};
1386
1387 if (LOWORD(dosdev) == sizeof(conW) &&
1388 !memicmpW( filename + HIWORD(dosdev)/sizeof(WCHAR), conW, sizeof(conW)/sizeof(WCHAR)))
1389 {
1390 switch (access & (GENERIC_READ|GENERIC_WRITE))
1391 {
1392 case GENERIC_READ:
1393 ret = OpenConsoleW(coninW, access, (sa && sa->bInheritHandle), OPEN_EXISTING);
1394 goto done;
1395 case GENERIC_WRITE:
1396 ret = OpenConsoleW(conoutW, access, (sa && sa->bInheritHandle), OPEN_EXISTING);
1397 goto done;
1398 default:
1399 SetLastError( ERROR_FILE_NOT_FOUND );
1400 return INVALID_HANDLE_VALUE;
1401 }
1402 }
1403 }
1404
1405 if (creation < CREATE_NEW || creation > TRUNCATE_EXISTING)
1406 {
1407 SetLastError( ERROR_INVALID_PARAMETER );
1408 return INVALID_HANDLE_VALUE;
1409 }
1410
1411 if (!RtlDosPathNameToNtPathName_U( filename, &nameW, NULL, NULL ))
1412 {
1413 SetLastError( ERROR_PATH_NOT_FOUND );
1414 return INVALID_HANDLE_VALUE;
1415 }
1416
1417 /* now call NtCreateFile */
1418
1419 options = 0;
1420 if (attributes & FILE_FLAG_BACKUP_SEMANTICS)
1421 options |= FILE_OPEN_FOR_BACKUP_INTENT;
1422 else
1423 options |= FILE_NON_DIRECTORY_FILE;
1424 if (attributes & FILE_FLAG_DELETE_ON_CLOSE)
1425 {
1426 options |= FILE_DELETE_ON_CLOSE;
1427 access |= DELETE;
1428 }
1429 if (attributes & FILE_FLAG_NO_BUFFERING)
1430 options |= FILE_NO_INTERMEDIATE_BUFFERING;
1431 if (!(attributes & FILE_FLAG_OVERLAPPED))
1432 options |= FILE_SYNCHRONOUS_IO_NONALERT;
1433 if (attributes & FILE_FLAG_RANDOM_ACCESS)
1434 options |= FILE_RANDOM_ACCESS;
1435 attributes &= FILE_ATTRIBUTE_VALID_FLAGS;
1436
1437 attr.Length = sizeof(attr);
1438 attr.RootDirectory = 0;
1439 attr.Attributes = OBJ_CASE_INSENSITIVE;
1440 attr.ObjectName = &nameW;
1441 attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
1442 if (attributes & SECURITY_SQOS_PRESENT)
1443 {
1444 qos.Length = sizeof(qos);
1445 qos.ImpersonationLevel = (attributes >> 16) & 0x3;
1446 qos.ContextTrackingMode = attributes & SECURITY_CONTEXT_TRACKING ? SECURITY_DYNAMIC_TRACKING : SECURITY_STATIC_TRACKING;
1447 qos.EffectiveOnly = (attributes & SECURITY_EFFECTIVE_ONLY) != 0;
1448 attr.SecurityQualityOfService = &qos;
1449 }
1450 else
1451 attr.SecurityQualityOfService = NULL;
1452
1453 if (sa && sa->bInheritHandle) attr.Attributes |= OBJ_INHERIT;
1454
1455 status = NtCreateFile( &ret, access, &attr, &io, NULL, attributes,
1456 sharing, nt_disposition[creation - CREATE_NEW],
1457 options, NULL, 0 );
1458 if (status)
1459 {
1460 if (vxd_name && vxd_name[0])
1461 {
1462 static HANDLE (*vxd_open)(LPCWSTR,DWORD,SECURITY_ATTRIBUTES*);
1463 if (!vxd_open) vxd_open = (void *)GetProcAddress( GetModuleHandleA("krnl386.exe16"),
1464 "__wine_vxd_open" );
1465 if (vxd_open && (ret = vxd_open( vxd_name, access, sa ))) goto done;
1466 }
1467
1468 WARN("Unable to create file %s (status %x)\n", debugstr_w(filename), status);
1469 ret = INVALID_HANDLE_VALUE;
1470
1471 /* In the case file creation was rejected due to CREATE_NEW flag
1472 * was specified and file with that name already exists, correct
1473 * last error is ERROR_FILE_EXISTS and not ERROR_ALREADY_EXISTS.
1474 * Note: RtlNtStatusToDosError is not the subject to blame here.
1475 */
1476 if (status == STATUS_OBJECT_NAME_COLLISION)
1477 SetLastError( ERROR_FILE_EXISTS );
1478 else
1479 SetLastError( RtlNtStatusToDosError(status) );
1480 }
1481 else
1482 {
1483 if ((creation == CREATE_ALWAYS && io.Information == FILE_OVERWRITTEN) ||
1484 (creation == OPEN_ALWAYS && io.Information == FILE_OPENED))
1485 SetLastError( ERROR_ALREADY_EXISTS );
1486 else
1487 SetLastError( 0 );
1488 }
1489 RtlFreeUnicodeString( &nameW );
1490
1491 done:
1492 if (!ret) ret = INVALID_HANDLE_VALUE;
1493 TRACE("returning %p\n", ret);
1494 return ret;
1495 }
1496
1497
1498
1499 /*************************************************************************
1500 * CreateFileA (KERNEL32.@)
1501 *
1502 * See CreateFileW.
1503 */
1504 HANDLE WINAPI CreateFileA( LPCSTR filename, DWORD access, DWORD sharing,
1505 LPSECURITY_ATTRIBUTES sa, DWORD creation,
1506 DWORD attributes, HANDLE template)
1507 {
1508 WCHAR *nameW;
1509
1510 if (!(nameW = FILE_name_AtoW( filename, FALSE ))) return INVALID_HANDLE_VALUE;
1511 return CreateFileW( nameW, access, sharing, sa, creation, attributes, template );
1512 }
1513
1514
1515 /***********************************************************************
1516 * DeleteFileW (KERNEL32.@)
1517 *
1518 * Delete a file.
1519 *
1520 * PARAMS
1521 * path [I] Path to the file to delete.
1522 *
1523 * RETURNS
1524 * Success: TRUE.
1525 * Failure: FALSE, check GetLastError().
1526 */
1527 BOOL WINAPI DeleteFileW( LPCWSTR path )
1528 {
1529 UNICODE_STRING nameW;
1530 OBJECT_ATTRIBUTES attr;
1531 NTSTATUS status;
1532 HANDLE hFile;
1533 IO_STATUS_BLOCK io;
1534
1535 TRACE("%s\n", debugstr_w(path) );
1536
1537 if (!RtlDosPathNameToNtPathName_U( path, &nameW, NULL, NULL ))
1538 {
1539 SetLastError( ERROR_PATH_NOT_FOUND );
1540 return FALSE;
1541 }
1542
1543 attr.Length = sizeof(attr);
1544 attr.RootDirectory = 0;
1545 attr.Attributes = OBJ_CASE_INSENSITIVE;
1546 attr.ObjectName = &nameW;
1547 attr.SecurityDescriptor = NULL;
1548 attr.SecurityQualityOfService = NULL;
1549
1550 status = NtCreateFile(&hFile, GENERIC_READ | GENERIC_WRITE | DELETE,
1551 &attr, &io, NULL, 0,
1552 FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
1553 FILE_OPEN, FILE_DELETE_ON_CLOSE | FILE_NON_DIRECTORY_FILE, NULL, 0);
1554 if (status == STATUS_SUCCESS) status = NtClose(hFile);
1555
1556 RtlFreeUnicodeString( &nameW );
1557 if (status)
1558 {
1559 SetLastError( RtlNtStatusToDosError(status) );
1560 return FALSE;
1561 }
1562 return TRUE;
1563 }
1564
1565
1566 /***********************************************************************
1567 * DeleteFileA (KERNEL32.@)
1568 *
1569 * See DeleteFileW.
1570 */
1571 BOOL WINAPI DeleteFileA( LPCSTR path )
1572 {
1573 WCHAR *pathW;
1574
1575 if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
1576 return DeleteFileW( pathW );
1577 }
1578
1579
1580 /**************************************************************************
1581 * ReplaceFileW (KERNEL32.@)
1582 * ReplaceFile (KERNEL32.@)
1583 */
1584 BOOL WINAPI ReplaceFileW(LPCWSTR lpReplacedFileName, LPCWSTR lpReplacementFileName,
1585 LPCWSTR lpBackupFileName, DWORD dwReplaceFlags,
1586 LPVOID lpExclude, LPVOID lpReserved)
1587 {
1588 UNICODE_STRING nt_replaced_name, nt_replacement_name;
1589 ANSI_STRING unix_replaced_name, unix_replacement_name, unix_backup_name;
1590 HANDLE hReplaced = NULL, hReplacement = NULL, hBackup = NULL;
1591 DWORD error = ERROR_SUCCESS;
1592 UINT replaced_flags;
1593 BOOL ret = FALSE;
1594 NTSTATUS status;
1595 IO_STATUS_BLOCK io;
1596 OBJECT_ATTRIBUTES attr;
1597
1598 TRACE("%s %s %s 0x%08x %p %p\n", debugstr_w(lpReplacedFileName),
1599 debugstr_w(lpReplacementFileName), debugstr_w(lpBackupFileName),
1600 dwReplaceFlags, lpExclude, lpReserved);
1601
1602 if (dwReplaceFlags)
1603 FIXME("Ignoring flags %x\n", dwReplaceFlags);
1604
1605 /* First two arguments are mandatory */
1606 if (!lpReplacedFileName || !lpReplacementFileName)
1607 {
1608 SetLastError(ERROR_INVALID_PARAMETER);
1609 return FALSE;
1610 }
1611
1612 unix_replaced_name.Buffer = NULL;
1613 unix_replacement_name.Buffer = NULL;
1614 unix_backup_name.Buffer = NULL;
1615
1616 attr.Length = sizeof(attr);
1617 attr.RootDirectory = 0;
1618 attr.Attributes = OBJ_CASE_INSENSITIVE;
1619 attr.ObjectName = NULL;
1620 attr.SecurityDescriptor = NULL;
1621 attr.SecurityQualityOfService = NULL;
1622
1623 /* Open the "replaced" file for reading and writing */
1624 if (!(RtlDosPathNameToNtPathName_U(lpReplacedFileName, &nt_replaced_name, NULL, NULL)))
1625 {
1626 error = ERROR_PATH_NOT_FOUND;
1627 goto fail;
1628 }
1629 replaced_flags = lpBackupFileName ? FILE_OPEN : FILE_OPEN_IF;
1630 attr.ObjectName = &nt_replaced_name;
1631 status = NtOpenFile(&hReplaced, GENERIC_READ|GENERIC_WRITE|DELETE|SYNCHRONIZE,
1632 &attr, &io,
1633 FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
1634 FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE);
1635 if (status == STATUS_SUCCESS)
1636 status = wine_nt_to_unix_file_name(&nt_replaced_name, &unix_replaced_name, replaced_flags, FALSE);
1637 RtlFreeUnicodeString(&nt_replaced_name);
1638 if (status != STATUS_SUCCESS)
1639 {
1640 if (status == STATUS_OBJECT_NAME_NOT_FOUND)
1641 error = ERROR_FILE_NOT_FOUND;
1642 else
1643 error = ERROR_UNABLE_TO_REMOVE_REPLACED;
1644 goto fail;
1645 }
1646
1647 /*
1648 * Open the replacement file for reading, writing, and deleting
1649 * (writing and deleting are needed when finished)
1650 */
1651 if (!(RtlDosPathNameToNtPathName_U(lpReplacementFileName, &nt_replacement_name, NULL, NULL)))
1652 {
1653 error = ERROR_PATH_NOT_FOUND;
1654 goto fail;
1655 }
1656 attr.ObjectName = &nt_replacement_name;
1657 status = NtOpenFile(&hReplacement,
1658 GENERIC_READ|GENERIC_WRITE|DELETE|WRITE_DAC|SYNCHRONIZE,
1659 &attr, &io, 0,
1660 FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE);
1661 if (status == STATUS_SUCCESS)
1662 status = wine_nt_to_unix_file_name(&nt_replacement_name, &unix_replacement_name, FILE_OPEN, FALSE);
1663 RtlFreeUnicodeString(&nt_replacement_name);
1664 if (status != STATUS_SUCCESS)
1665 {
1666 error = RtlNtStatusToDosError(status);
1667 goto fail;
1668 }
1669
1670 /* If the user wants a backup then that needs to be performed first */
1671 if (lpBackupFileName)
1672 {
1673 UNICODE_STRING nt_backup_name;
1674 FILE_BASIC_INFORMATION replaced_info;
1675
1676 /* Obtain the file attributes from the "replaced" file */
1677 status = NtQueryInformationFile(hReplaced, &io, &replaced_info,
1678 sizeof(replaced_info),
1679 FileBasicInformation);
1680 if (status != STATUS_SUCCESS)
1681 {
1682 error = RtlNtStatusToDosError(status);
1683 goto fail;
1684 }
1685
1686 if (!(RtlDosPathNameToNtPathName_U(lpBackupFileName, &nt_backup_name, NULL, NULL)))
1687 {
1688 error = ERROR_PATH_NOT_FOUND;
1689 goto fail;
1690 }
1691 attr.ObjectName = &nt_backup_name;
1692 /* Open the backup with permissions to write over it */
1693 status = NtCreateFile(&hBackup, GENERIC_WRITE,
1694 &attr, &io, NULL, replaced_info.FileAttributes,
1695 FILE_SHARE_WRITE, FILE_OPEN_IF,
1696 FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE,
1697 NULL, 0);
1698 if (status == STATUS_SUCCESS)
1699 status = wine_nt_to_unix_file_name(&nt_backup_name, &unix_backup_name, FILE_OPEN_IF, FALSE);
1700 RtlFreeUnicodeString(&nt_backup_name);
1701 if (status != STATUS_SUCCESS)
1702 {
1703 error = RtlNtStatusToDosError(status);
1704 goto fail;
1705 }
1706
1707 /* If an existing backup exists then copy over it */
1708 if (rename(unix_replaced_name.Buffer, unix_backup_name.Buffer) == -1)
1709 {
1710 error = ERROR_UNABLE_TO_REMOVE_REPLACED; /* is this correct? */
1711 goto fail;
1712 }
1713 }
1714
1715 /*
1716 * Now that the backup has been performed (if requested), copy the replacement
1717 * into place
1718 */
1719 if (rename(unix_replacement_name.Buffer, unix_replaced_name.Buffer) == -1)
1720 {
1721 if (errno == EACCES)
1722 {
1723 /* Inappropriate permissions on "replaced", rename will fail */
1724 error = ERROR_UNABLE_TO_REMOVE_REPLACED;
1725 goto fail;
1726 }
1727 /* on failure we need to indicate whether a backup was made */
1728 if (!lpBackupFileName)
1729 error = ERROR_UNABLE_TO_MOVE_REPLACEMENT;
1730 else
1731 error = ERROR_UNABLE_TO_MOVE_REPLACEMENT_2;
1732 goto fail;
1733 }
1734 /* Success! */
1735 ret = TRUE;
1736
1737 /* Perform resource cleanup */
1738 fail:
1739 if (hBackup) CloseHandle(hBackup);
1740 if (hReplaced) CloseHandle(hReplaced);
1741 if (hReplacement) CloseHandle(hReplacement);
1742 RtlFreeAnsiString(&unix_backup_name);
1743 RtlFreeAnsiString(&unix_replacement_name);
1744 RtlFreeAnsiString(&unix_replaced_name);
1745
1746 /* If there was an error, set the error code */
1747 if(!ret)
1748 SetLastError(error);
1749 return ret;
1750 }
1751
1752
1753 /**************************************************************************
1754 * ReplaceFileA (KERNEL32.@)
1755 */
1756 BOOL WINAPI ReplaceFileA(LPCSTR lpReplacedFileName,LPCSTR lpReplacementFileName,
1757 LPCSTR lpBackupFileName, DWORD dwReplaceFlags,
1758 LPVOID lpExclude, LPVOID lpReserved)
1759 {
1760 WCHAR *replacedW, *replacementW, *backupW = NULL;
1761 BOOL ret;
1762
1763 /* This function only makes sense when the first two parameters are defined */
1764 if (!lpReplacedFileName || !(replacedW = FILE_name_AtoW( lpReplacedFileName, TRUE )))
1765 {
1766 SetLastError(ERROR_INVALID_PARAMETER);
1767 return FALSE;
1768 }
1769 if (!lpReplacementFileName || !(replacementW = FILE_name_AtoW( lpReplacementFileName, TRUE )))
1770 {
1771 HeapFree( GetProcessHeap(), 0, replacedW );
1772 SetLastError(ERROR_INVALID_PARAMETER);
1773 return FALSE;
1774 }
1775 /* The backup parameter, however, is optional */
1776 if (lpBackupFileName)
1777 {
1778 if (!(backupW = FILE_name_AtoW( lpBackupFileName, TRUE )))
1779 {
1780 HeapFree( GetProcessHeap(), 0, replacedW );
1781 HeapFree( GetProcessHeap(), 0, replacementW );
1782 SetLastError(ERROR_INVALID_PARAMETER);
1783 return FALSE;
1784 }
1785 }
1786 ret = ReplaceFileW( replacedW, replacementW, backupW, dwReplaceFlags, lpExclude, lpReserved );
1787 HeapFree( GetProcessHeap(), 0, replacedW );
1788 HeapFree( GetProcessHeap(), 0, replacementW );
1789 HeapFree( GetProcessHeap(), 0, backupW );
1790 return ret;
1791 }
1792
1793
1794 /*************************************************************************
1795 * FindFirstFileExW (KERNEL32.@)
1796 *
1797 * NOTE: The FindExSearchLimitToDirectories is ignored - it gives the same
1798 * results as FindExSearchNameMatch
1799 */
1800 HANDLE WINAPI FindFirstFileExW( LPCWSTR filename, FINDEX_INFO_LEVELS level,
1801 LPVOID data, FINDEX_SEARCH_OPS search_op,
1802 LPVOID filter, DWORD flags)
1803 {
1804 WCHAR *mask, *p;
1805 FIND_FIRST_INFO *info = NULL;
1806 UNICODE_STRING nt_name;
1807 OBJECT_ATTRIBUTES attr;
1808 IO_STATUS_BLOCK io;
1809 NTSTATUS status;
1810 DWORD device = 0;
1811
1812 TRACE("%s %d %p %d %p %x\n", debugstr_w(filename), level, data, search_op, filter, flags);
1813
1814 if ((search_op != FindExSearchNameMatch && search_op != FindExSearchLimitToDirectories)
1815 || flags != 0)
1816 {
1817 FIXME("options not implemented 0x%08x 0x%08x\n", search_op, flags );
1818 return INVALID_HANDLE_VALUE;
1819 }
1820 if (level != FindExInfoStandard)
1821 {
1822 FIXME("info level %d not implemented\n", level );
1823 return INVALID_HANDLE_VALUE;
1824 }
1825
1826 if (!RtlDosPathNameToNtPathName_U( filename, &nt_name, &mask, NULL ))
1827 {
1828 SetLastError( ERROR_PATH_NOT_FOUND );
1829 return INVALID_HANDLE_VALUE;
1830 }
1831
1832 if (!(info = HeapAlloc( GetProcessHeap(), 0, sizeof(*info))))
1833 {
1834 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1835 goto error;
1836 }
1837
1838 if (!mask && (device = RtlIsDosDeviceName_U( filename )))
1839 {
1840 static const WCHAR dotW[] = {'.',0};
1841 WCHAR *dir = NULL;
1842
1843 /* we still need to check that the directory can be opened */
1844
1845 if (HIWORD(device))
1846 {
1847 if (!(dir = HeapAlloc( GetProcessHeap(), 0, HIWORD(device) + sizeof(WCHAR) )))
1848 {
1849 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1850 goto error;
1851 }
1852 memcpy( dir, filename, HIWORD(device) );
1853 dir[HIWORD(device)/sizeof(WCHAR)] = 0;
1854 }
1855 RtlFreeUnicodeString( &nt_name );
1856 if (!RtlDosPathNameToNtPathName_U( dir ? dir : dotW, &nt_name, &mask, NULL ))
1857 {
1858 HeapFree( GetProcessHeap(), 0, dir );
1859 SetLastError( ERROR_PATH_NOT_FOUND );
1860 goto error;
1861 }
1862 HeapFree( GetProcessHeap(), 0, dir );
1863 RtlInitUnicodeString( &info->mask, NULL );
1864 }
1865 else if (!mask || !*mask)
1866 {
1867 SetLastError( ERROR_FILE_NOT_FOUND );
1868 goto error;
1869 }
1870 else
1871 {
1872 if (!RtlCreateUnicodeString( &info->mask, mask ))
1873 {
1874 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
1875 goto error;
1876 }
1877
1878 /* truncate dir name before mask */
1879 *mask = 0;
1880 nt_name.Length = (mask - nt_name.Buffer) * sizeof(WCHAR);
1881 }
1882
1883 /* check if path is the root of the drive */
1884 info->is_root = FALSE;
1885 p = nt_name.Buffer + 4; /* skip \??\ prefix */
1886 if (p[0] && p[1] == ':')
1887 {
1888 p += 2;
1889 while (*p == '\\') p++;
1890 info->is_root = (*p == 0);
1891 }
1892
1893 attr.Length = sizeof(attr);
1894 attr.RootDirectory = 0;
1895 attr.Attributes = OBJ_CASE_INSENSITIVE;
1896 attr.ObjectName = &nt_name;
1897 attr.SecurityDescriptor = NULL;
1898 attr.SecurityQualityOfService = NULL;
1899
1900 status = NtOpenFile( &info->handle, GENERIC_READ, &attr, &io,
1901 FILE_SHARE_READ | FILE_SHARE_WRITE,
1902 FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
1903
1904 if (status != STATUS_SUCCESS)
1905 {
1906 RtlFreeUnicodeString( &info->mask );
1907 if (status == STATUS_OBJECT_NAME_NOT_FOUND)
1908 SetLastError( ERROR_PATH_NOT_FOUND );
1909 else
1910 SetLastError( RtlNtStatusToDosError(status) );
1911 goto error;
1912 }
1913
1914 RtlInitializeCriticalSection( &info->cs );
1915 info->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": FIND_FIRST_INFO.cs");
1916 info->path = nt_name;
1917 info->magic = FIND_FIRST_MAGIC;
1918 info->data_pos = 0;
1919 info->data_len = 0;
1920 info->search_op = search_op;
1921
1922 if (device)
1923 {
1924 WIN32_FIND_DATAW *wfd = data;
1925
1926 memset( wfd, 0, sizeof(*wfd) );
1927 memcpy( wfd->cFileName, filename + HIWORD(device)/sizeof(WCHAR), LOWORD(device) );
1928 wfd->dwFileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1929 CloseHandle( info->handle );
1930 info->handle = 0;
1931 }
1932 else
1933 {
1934 IO_STATUS_BLOCK io;
1935
1936 NtQueryDirectoryFile( info->handle, 0, NULL, NULL, &io, info->data, sizeof(info->data),
1937 FileBothDirectoryInformation, FALSE, &info->mask, TRUE );
1938 if (io.u.Status)
1939 {
1940 FindClose( info );
1941 SetLastError( RtlNtStatusToDosError( io.u.Status ) );
1942 return INVALID_HANDLE_VALUE;
1943 }
1944 info->data_len = io.Information;
1945 if (!FindNextFileW( info, data ))
1946 {
1947 TRACE( "%s not found\n", debugstr_w(filename) );
1948 FindClose( info );
1949 SetLastError( ERROR_FILE_NOT_FOUND );
1950 return INVALID_HANDLE_VALUE;
1951 }
1952 if (!strpbrkW( info->mask.Buffer, wildcardsW ))
1953 {
1954 /* we can't find two files with the same name */
1955 CloseHandle( info->handle );
1956 info->handle = 0;
1957 }
1958 }
1959 return info;
1960
1961 error:
1962 HeapFree( GetProcessHeap(), 0, info );
1963 RtlFreeUnicodeString( &nt_name );
1964 return INVALID_HANDLE_VALUE;
1965 }
1966
1967
1968 /*************************************************************************
1969 * FindNextFileW (KERNEL32.@)
1970 */
1971 BOOL WINAPI FindNextFileW( HANDLE handle, WIN32_FIND_DATAW *data )
1972 {
1973 FIND_FIRST_INFO *info;
1974 FILE_BOTH_DIR_INFORMATION *dir_info;
1975 BOOL ret = FALSE;
1976
1977 TRACE("%p %p\n", handle, data);
1978
1979 if (!handle || handle == INVALID_HANDLE_VALUE)
1980 {
1981 SetLastError( ERROR_INVALID_HANDLE );
1982 return ret;
1983 }
1984 info = handle;
1985 if (info->magic != FIND_FIRST_MAGIC)
1986 {
1987 SetLastError( ERROR_INVALID_HANDLE );
1988 return ret;
1989 }
1990
1991 RtlEnterCriticalSection( &info->cs );
1992
1993 if (!info->handle) SetLastError( ERROR_NO_MORE_FILES );
1994 else for (;;)
1995 {
1996 if (info->data_pos >= info->data_len) /* need to read some more data */
1997 {
1998 IO_STATUS_BLOCK io;
1999
2000 NtQueryDirectoryFile( info->handle, 0, NULL, NULL, &io, info->data, sizeof(info->data),
2001 FileBothDirectoryInformation, FALSE, &info->mask, FALSE );
2002 if (io.u.Status)
2003 {
2004 SetLastError( RtlNtStatusToDosError( io.u.Status ) );
2005 if (io.u.Status == STATUS_NO_MORE_FILES)
2006 {
2007 CloseHandle( info->handle );
2008 info->handle = 0;
2009 }
2010 break;
2011 }
2012 info->data_len = io.Information;
2013 info->data_pos = 0;
2014 }
2015
2016 dir_info = (FILE_BOTH_DIR_INFORMATION *)(info->data + info->data_pos);
2017
2018 if (dir_info->NextEntryOffset) info->data_pos += dir_info->NextEntryOffset;
2019 else info->data_pos = info->data_len;
2020
2021 /* don't return '.' and '..' in the root of the drive */
2022 if (info->is_root)
2023 {
2024 if (dir_info->FileNameLength == sizeof(WCHAR) && dir_info->FileName[0] == '.') continue;
2025 if (dir_info->FileNameLength == 2 * sizeof(WCHAR) &&
2026 dir_info->FileName[0] == '.' && dir_info->FileName[1] == '.') continue;
2027 }
2028
2029 /* check for dir symlink */
2030 if ((dir_info->FileAttributes & FILE_ATTRIBUTE_DIRECTORY) &&
2031 (dir_info->FileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) &&
2032 strpbrkW( info->mask.Buffer, wildcardsW ))
2033 {
2034 if (!check_dir_symlink( info, dir_info )) continue;
2035 }
2036
2037 data->dwFileAttributes = dir_info->FileAttributes;
2038 data->ftCreationTime = *(FILETIME *)&dir_info->CreationTime;
2039 data->ftLastAccessTime = *(FILETIME *)&dir_info->LastAccessTime;
2040 data->ftLastWriteTime = *(FILETIME *)&dir_info->LastWriteTime;
2041 data->nFileSizeHigh = dir_info->EndOfFile.QuadPart >> 32;
2042 data->nFileSizeLow = (DWORD)dir_info->EndOfFile.QuadPart;
2043 data->dwReserved0 = 0;
2044 data->dwReserved1 = 0;
2045
2046 memcpy( data->cFileName, dir_info->FileName, dir_info->FileNameLength );
2047 data->cFileName[dir_info->FileNameLength/sizeof(WCHAR)] = 0;
2048 memcpy( data->cAlternateFileName, dir_info->ShortName, dir_info->ShortNameLength );
2049 data->cAlternateFileName[dir_info->ShortNameLength/sizeof(WCHAR)] = 0;
2050
2051 TRACE("returning %s (%s)\n",
2052 debugstr_w(data->cFileName), debugstr_w(data->cAlternateFileName) );
2053
2054 ret = TRUE;
2055 break;
2056 }
2057
2058 RtlLeaveCriticalSection( &info->cs );
2059 return ret;
2060 }
2061
2062
2063 /*************************************************************************
2064 * FindClose (KERNEL32.@)
2065 */
2066 BOOL WINAPI FindClose( HANDLE handle )
2067 {
2068 FIND_FIRST_INFO *info = handle;
2069
2070 if (!handle || handle == INVALID_HANDLE_VALUE)
2071 {
2072 SetLastError( ERROR_INVALID_HANDLE );
2073 return FALSE;
2074 }
2075
2076 __TRY
2077 {
2078 if (info->magic == FIND_FIRST_MAGIC)
2079 {
2080 RtlEnterCriticalSection( &info->cs );
2081 if (info->magic == FIND_FIRST_MAGIC) /* in case someone else freed it in the meantime */
2082 {
2083 info->magic = 0;
2084 if (info->handle) CloseHandle( info->handle );
2085 info->handle = 0;
2086 RtlFreeUnicodeString( &info->mask );
2087 info->mask.Buffer = NULL;
2088 RtlFreeUnicodeString( &info->path );
2089 info->data_pos = 0;
2090 info->data_len = 0;
2091 RtlLeaveCriticalSection( &info->cs );
2092 info->cs.DebugInfo->Spare[0] = 0;
2093 RtlDeleteCriticalSection( &info->cs );
2094 HeapFree( GetProcessHeap(), 0, info );
2095 }
2096 }
2097 }
2098 __EXCEPT_PAGE_FAULT
2099 {
2100 WARN("Illegal handle %p\n", handle);
2101 SetLastError( ERROR_INVALID_HANDLE );
2102 return FALSE;
2103 }
2104 __ENDTRY
2105
2106 return TRUE;
2107 }
2108
2109
2110 /*************************************************************************
2111 * FindFirstFileA (KERNEL32.@)
2112 */
2113 HANDLE WINAPI FindFirstFileA( LPCSTR lpFileName, WIN32_FIND_DATAA *lpFindData )
2114 {
2115 return FindFirstFileExA(lpFileName, FindExInfoStandard, lpFindData,
2116 FindExSearchNameMatch, NULL, 0);
2117 }
2118
2119 /*************************************************************************
2120 * FindFirstFileExA (KERNEL32.@)
2121 */
2122 HANDLE WINAPI FindFirstFileExA( LPCSTR lpFileName, FINDEX_INFO_LEVELS fInfoLevelId,
2123 LPVOID lpFindFileData, FINDEX_SEARCH_OPS fSearchOp,
2124 LPVOID lpSearchFilter, DWORD dwAdditionalFlags)
2125 {
2126 HANDLE handle;
2127 WIN32_FIND_DATAA *dataA;
2128 WIN32_FIND_DATAW dataW;
2129 WCHAR *nameW;
2130
2131 if (!(nameW = FILE_name_AtoW( lpFileName, FALSE ))) return INVALID_HANDLE_VALUE;
2132
2133 handle = FindFirstFileExW(nameW, fInfoLevelId, &dataW, fSearchOp, lpSearchFilter, dwAdditionalFlags);
2134 if (handle == INVALID_HANDLE_VALUE) return handle;
2135
2136 dataA = lpFindFileData;
2137 dataA->dwFileAttributes = dataW.dwFileAttributes;
2138 dataA->ftCreationTime = dataW.ftCreationTime;
2139 dataA->ftLastAccessTime = dataW.ftLastAccessTime;
2140 dataA->ftLastWriteTime = dataW.ftLastWriteTime;
2141 dataA->nFileSizeHigh = dataW.nFileSizeHigh;
2142 dataA->nFileSizeLow = dataW.nFileSizeLow;
2143 FILE_name_WtoA( dataW.cFileName, -1, dataA->cFileName, sizeof(dataA->cFileName) );
2144 FILE_name_WtoA( dataW.cAlternateFileName, -1, dataA->cAlternateFileName,
2145 sizeof(dataA->cAlternateFileName) );
2146 return handle;
2147 }
2148
2149
2150 /*************************************************************************
2151 * FindFirstFileW (KERNEL32.@)
2152 */
2153 HANDLE WINAPI FindFirstFileW( LPCWSTR lpFileName, WIN32_FIND_DATAW *lpFindData )
2154 {
2155 return FindFirstFileExW(lpFileName, FindExInfoStandard, lpFindData,
2156 FindExSearchNameMatch, NULL, 0);
2157 }
2158
2159
2160 /*************************************************************************
2161 * FindNextFileA (KERNEL32.@)
2162 */
2163 BOOL WINAPI FindNextFileA( HANDLE handle, WIN32_FIND_DATAA *data )
2164 {
2165 WIN32_FIND_DATAW dataW;
2166
2167 if (!FindNextFileW( handle, &dataW )) return FALSE;
2168 data->dwFileAttributes = dataW.dwFileAttributes;
2169 data->ftCreationTime = dataW.ftCreationTime;
2170 data->ftLastAccessTime = dataW.ftLastAccessTime;
2171 data->ftLastWriteTime = dataW.ftLastWriteTime;
2172 data->nFileSizeHigh = dataW.nFileSizeHigh;
2173 data->nFileSizeLow = dataW.nFileSizeLow;
2174 FILE_name_WtoA( dataW.cFileName, -1, data->cFileName, sizeof(data->cFileName) );
2175 FILE_name_WtoA( dataW.cAlternateFileName, -1, data->cAlternateFileName,
2176 sizeof(data->cAlternateFileName) );
2177 return TRUE;
2178 }
2179
2180
2181 /**************************************************************************
2182 * GetFileAttributesW (KERNEL32.@)
2183 */
2184 DWORD WINAPI GetFileAttributesW( LPCWSTR name )
2185 {
2186 FILE_BASIC_INFORMATION info;
2187 UNICODE_STRING nt_name;
2188 OBJECT_ATTRIBUTES attr;
2189 NTSTATUS status;
2190
2191 TRACE("%s\n", debugstr_w(name));
2192
2193 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2194 {
2195 SetLastError( ERROR_PATH_NOT_FOUND );
2196 return INVALID_FILE_ATTRIBUTES;
2197 }
2198
2199 attr.Length = sizeof(attr);
2200 attr.RootDirectory = 0;
2201 attr.Attributes = OBJ_CASE_INSENSITIVE;
2202 attr.ObjectName = &nt_name;
2203 attr.SecurityDescriptor = NULL;
2204 attr.SecurityQualityOfService = NULL;
2205
2206 status = NtQueryAttributesFile( &attr, &info );
2207 RtlFreeUnicodeString( &nt_name );
2208
2209 if (status == STATUS_SUCCESS) return info.FileAttributes;
2210
2211 /* NtQueryAttributesFile fails on devices, but GetFileAttributesW succeeds */
2212 if (RtlIsDosDeviceName_U( name )) return FILE_ATTRIBUTE_ARCHIVE;
2213
2214 SetLastError( RtlNtStatusToDosError(status) );
2215 return INVALID_FILE_ATTRIBUTES;
2216 }
2217
2218
2219 /**************************************************************************
2220 * GetFileAttributesA (KERNEL32.@)
2221 */
2222 DWORD WINAPI GetFileAttributesA( LPCSTR name )
2223 {
2224 WCHAR *nameW;
2225
2226 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_ATTRIBUTES;
2227 return GetFileAttributesW( nameW );
2228 }
2229
2230
2231 /**************************************************************************
2232 * SetFileAttributesW (KERNEL32.@)
2233 */
2234 BOOL WINAPI SetFileAttributesW( LPCWSTR name, DWORD attributes )
2235 {
2236 UNICODE_STRING nt_name;
2237 OBJECT_ATTRIBUTES attr;
2238 IO_STATUS_BLOCK io;
2239 NTSTATUS status;
2240 HANDLE handle;
2241
2242 TRACE("%s %x\n", debugstr_w(name), attributes);
2243
2244 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2245 {
2246 SetLastError( ERROR_PATH_NOT_FOUND );
2247 return FALSE;
2248 }
2249
2250 attr.Length = sizeof(attr);
2251 attr.RootDirectory = 0;
2252 attr.Attributes = OBJ_CASE_INSENSITIVE;
2253 attr.ObjectName = &nt_name;
2254 attr.SecurityDescriptor = NULL;
2255 attr.SecurityQualityOfService = NULL;
2256
2257 status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
2258 RtlFreeUnicodeString( &nt_name );
2259
2260 if (status == STATUS_SUCCESS)
2261 {
2262 FILE_BASIC_INFORMATION info;
2263
2264 memset( &info, 0, sizeof(info) );
2265 info.FileAttributes = attributes | FILE_ATTRIBUTE_NORMAL; /* make sure it's not zero */
2266 status = NtSetInformationFile( handle, &io, &info, sizeof(info), FileBasicInformation );
2267 NtClose( handle );
2268 }
2269
2270 if (status == STATUS_SUCCESS) return TRUE;
2271 SetLastError( RtlNtStatusToDosError(status) );
2272 return FALSE;
2273 }
2274
2275
2276 /**************************************************************************
2277 * SetFileAttributesA (KERNEL32.@)
2278 */
2279 BOOL WINAPI SetFileAttributesA( LPCSTR name, DWORD attributes )
2280 {
2281 WCHAR *nameW;
2282
2283 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
2284 return SetFileAttributesW( nameW, attributes );
2285 }
2286
2287
2288 /**************************************************************************
2289 * GetFileAttributesExW (KERNEL32.@)
2290 */
2291 BOOL WINAPI GetFileAttributesExW( LPCWSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
2292 {
2293 FILE_NETWORK_OPEN_INFORMATION info;
2294 WIN32_FILE_ATTRIBUTE_DATA *data = ptr;
2295 UNICODE_STRING nt_name;
2296 OBJECT_ATTRIBUTES attr;
2297 NTSTATUS status;
2298
2299 TRACE("%s %d %p\n", debugstr_w(name), level, ptr);
2300
2301 if (level != GetFileExInfoStandard)
2302 {
2303 SetLastError( ERROR_INVALID_PARAMETER );
2304 return FALSE;
2305 }
2306
2307 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2308 {
2309 SetLastError( ERROR_PATH_NOT_FOUND );
2310 return FALSE;
2311 }
2312
2313 attr.Length = sizeof(attr);
2314 attr.RootDirectory = 0;
2315 attr.Attributes = OBJ_CASE_INSENSITIVE;
2316 attr.ObjectName = &nt_name;
2317 attr.SecurityDescriptor = NULL;
2318 attr.SecurityQualityOfService = NULL;
2319
2320 status = NtQueryFullAttributesFile( &attr, &info );
2321 RtlFreeUnicodeString( &nt_name );
2322
2323 if (status != STATUS_SUCCESS)
2324 {
2325 SetLastError( RtlNtStatusToDosError(status) );
2326 return FALSE;
2327 }
2328
2329 data->dwFileAttributes = info.FileAttributes;
2330 data->ftCreationTime.dwLowDateTime = info.CreationTime.u.LowPart;
2331 data->ftCreationTime.dwHighDateTime = info.CreationTime.u.HighPart;
2332 data->ftLastAccessTime.dwLowDateTime = info.LastAccessTime.u.LowPart;
2333 data->ftLastAccessTime.dwHighDateTime = info.LastAccessTime.u.HighPart;
2334 data->ftLastWriteTime.dwLowDateTime = info.LastWriteTime.u.LowPart;
2335 data->ftLastWriteTime.dwHighDateTime = info.LastWriteTime.u.HighPart;
2336 data->nFileSizeLow = info.EndOfFile.u.LowPart;
2337 data->nFileSizeHigh = info.EndOfFile.u.HighPart;
2338 return TRUE;
2339 }
2340
2341
2342 /**************************************************************************
2343 * GetFileAttributesExA (KERNEL32.@)
2344 */
2345 BOOL WINAPI GetFileAttributesExA( LPCSTR name, GET_FILEEX_INFO_LEVELS level, LPVOID ptr )
2346 {
2347 WCHAR *nameW;
2348
2349 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
2350 return GetFileAttributesExW( nameW, level, ptr );
2351 }
2352
2353
2354 /******************************************************************************
2355 * GetCompressedFileSizeW (KERNEL32.@)
2356 *
2357 * Get the actual number of bytes used on disk.
2358 *
2359 * RETURNS
2360 * Success: Low-order doubleword of number of bytes
2361 * Failure: INVALID_FILE_SIZE
2362 */
2363 DWORD WINAPI GetCompressedFileSizeW(
2364 LPCWSTR name, /* [in] Pointer to name of file */
2365 LPDWORD size_high ) /* [out] Receives high-order doubleword of size */
2366 {
2367 UNICODE_STRING nt_name;
2368 OBJECT_ATTRIBUTES attr;
2369 IO_STATUS_BLOCK io;
2370 NTSTATUS status;
2371 HANDLE handle;
2372 DWORD ret = INVALID_FILE_SIZE;
2373
2374 TRACE("%s %p\n", debugstr_w(name), size_high);
2375
2376 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
2377 {
2378 SetLastError( ERROR_PATH_NOT_FOUND );
2379 return INVALID_FILE_SIZE;
2380 }
2381
2382 attr.Length = sizeof(attr);
2383 attr.RootDirectory = 0;
2384 attr.Attributes = OBJ_CASE_INSENSITIVE;
2385 attr.ObjectName = &nt_name;
2386 attr.SecurityDescriptor = NULL;
2387 attr.SecurityQualityOfService = NULL;
2388
2389 status = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_SYNCHRONOUS_IO_NONALERT );
2390 RtlFreeUnicodeString( &nt_name );
2391
2392 if (status == STATUS_SUCCESS)
2393 {
2394 /* we don't support compressed files, simply return the file size */
2395 ret = GetFileSize( handle, size_high );
2396 NtClose( handle );
2397 }
2398 else SetLastError( RtlNtStatusToDosError(status) );
2399
2400 return ret;
2401 }
2402
2403
2404 /******************************************************************************
2405 * GetCompressedFileSizeA (KERNEL32.@)
2406 *
2407 * See GetCompressedFileSizeW.
2408 */
2409 DWORD WINAPI GetCompressedFileSizeA( LPCSTR name, LPDWORD size_high )
2410 {
2411 WCHAR *nameW;
2412
2413 if (!(nameW = FILE_name_AtoW( name, FALSE ))) return INVALID_FILE_SIZE;
2414 return GetCompressedFileSizeW( nameW, size_high );
2415 }
2416
2417
2418 /***********************************************************************
2419 * OpenVxDHandle (KERNEL32.@)
2420 *
2421 * This function is supposed to return the corresponding Ring 0
2422 * ("kernel") handle for a Ring 3 handle in Win9x.
2423 * Evidently, Wine will have problems with this. But we try anyway,
2424 * maybe it helps...
2425 */
2426 HANDLE WINAPI OpenVxDHandle(HANDLE hHandleRing3)
2427 {
2428 FIXME( "(%p), stub! (returning Ring 3 handle instead of Ring 0)\n", hHandleRing3);
2429 return hHandleRing3;
2430 }
2431
2432
2433 /****************************************************************************
2434 * DeviceIoControl (KERNEL32.@)
2435 */
2436 BOOL WINAPI DeviceIoControl(HANDLE hDevice, DWORD dwIoControlCode,
2437 LPVOID lpvInBuffer, DWORD cbInBuffer,
2438 LPVOID lpvOutBuffer, DWORD cbOutBuffer,
2439 LPDWORD lpcbBytesReturned,
2440 LPOVERLAPPED lpOverlapped)
2441 {
2442 NTSTATUS status;
2443
2444 TRACE( "(%p,%x,%p,%d,%p,%d,%p,%p)\n",
2445 hDevice,dwIoControlCode,lpvInBuffer,cbInBuffer,
2446 lpvOutBuffer,cbOutBuffer,lpcbBytesReturned,lpOverlapped );
2447
2448 /* Check if this is a user defined control code for a VxD */
2449
2450 if (HIWORD( dwIoControlCode ) == 0 && (GetVersion() & 0x80000000))
2451 {
2452 typedef BOOL (WINAPI *DeviceIoProc)(DWORD, LPVOID, DWORD, LPVOID, DWORD, LPDWORD, LPOVERLAPPED);
2453 static DeviceIoProc (*vxd_get_proc)(HANDLE);
2454 DeviceIoProc proc = NULL;
2455
2456 if (!vxd_get_proc) vxd_get_proc = (void *)GetProcAddress( GetModuleHandleA("krnl386.exe16"),
2457 "__wine_vxd_get_proc" );
2458 if (vxd_get_proc) proc = vxd_get_proc( hDevice );
2459 if (proc) return proc( dwIoControlCode, lpvInBuffer, cbInBuffer,
2460 lpvOutBuffer, cbOutBuffer, lpcbBytesReturned, lpOverlapped );
2461 }
2462
2463 /* Not a VxD, let ntdll handle it */
2464
2465 if (lpOverlapped)
2466 {
2467 LPVOID cvalue = ((ULONG_PTR)lpOverlapped->hEvent & 1) ? NULL : lpOverlapped;
2468 lpOverlapped->Internal = STATUS_PENDING;
2469 lpOverlapped->InternalHigh = 0;
2470 if (HIWORD(dwIoControlCode) == FILE_DEVICE_FILE_SYSTEM)
2471 status = NtFsControlFile(hDevice, lpOverlapped->hEvent,
2472 NULL, cvalue, (PIO_STATUS_BLOCK)lpOverlapped,
2473 dwIoControlCode, lpvInBuffer, cbInBuffer,
2474 lpvOutBuffer, cbOutBuffer);
2475 else
2476 status = NtDeviceIoControlFile(hDevice, lpOverlapped->hEvent,
2477 NULL, cvalue, (PIO_STATUS_BLOCK)lpOverlapped,
2478 dwIoControlCode, lpvInBuffer, cbInBuffer,
2479 lpvOutBuffer, cbOutBuffer);
2480 if (lpcbBytesReturned) *lpcbBytesReturned = lpOverlapped->InternalHigh;
2481 }
2482 else
2483 {
2484 IO_STATUS_BLOCK iosb;
2485
2486 if (HIWORD(dwIoControlCode) == FILE_DEVICE_FILE_SYSTEM)
2487 status = NtFsControlFile(hDevice, NULL, NULL, NULL, &iosb,
2488 dwIoControlCode, lpvInBuffer, cbInBuffer,
2489 lpvOutBuffer, cbOutBuffer);
2490 else
2491 status = NtDeviceIoControlFile(hDevice, NULL, NULL, NULL, &iosb,
2492 dwIoControlCode, lpvInBuffer, cbInBuffer,
2493 lpvOutBuffer, cbOutBuffer);
2494 if (lpcbBytesReturned) *lpcbBytesReturned = iosb.Information;
2495 }
2496 if (status) SetLastError( RtlNtStatusToDosError(status) );
2497 return !status;
2498 }
2499
2500
2501 /***********************************************************************
2502 * OpenFile (KERNEL32.@)
2503 */
2504 HFILE WINAPI OpenFile( LPCSTR name, OFSTRUCT *ofs, UINT mode )
2505 {
2506 HANDLE handle;
2507 FILETIME filetime;
2508 WORD filedatetime[2];
2509
2510 if (!ofs) return HFILE_ERROR;
2511
2512 TRACE("%s %s %s %s%s%s%s%s%s%s%s%s\n",name,
2513 ((mode & 0x3 )==OF_READ)?"OF_READ":
2514 ((mode & 0x3 )==OF_WRITE)?"OF_WRITE":
2515 ((mode & 0x3 )==OF_READWRITE)?"OF_READWRITE":"unknown",
2516 ((mode & 0x70 )==OF_SHARE_COMPAT)?"OF_SHARE_COMPAT":
2517 ((mode & 0x70 )==OF_SHARE_DENY_NONE)?"OF_SHARE_DENY_NONE":
2518 ((mode & 0x70 )==OF_SHARE_DENY_READ)?"OF_SHARE_DENY_READ":
2519 ((mode & 0x70 )==OF_SHARE_DENY_WRITE)?"OF_SHARE_DENY_WRITE":
2520 ((mode & 0x70 )==OF_SHARE_EXCLUSIVE)?"OF_SHARE_EXCLUSIVE":"unknown",
2521 ((mode & OF_PARSE )==OF_PARSE)?"OF_PARSE ":"",
2522 ((mode & OF_DELETE )==OF_DELETE)?"OF_DELETE ":"",
2523 ((mode & OF_VERIFY )==OF_VERIFY)?"OF_VERIFY ":"",
2524 ((mode & OF_SEARCH )==OF_SEARCH)?"OF_SEARCH ":"",
2525 ((mode & OF_CANCEL )==OF_CANCEL)?"OF_CANCEL ":"",
2526 ((mode & OF_CREATE )==OF_CREATE)?"OF_CREATE ":"",
2527 ((mode & OF_PROMPT )==OF_PROMPT)?"OF_PROMPT ":"",
2528 ((mode & OF_EXIST )==OF_EXIST)?"OF_EXIST ":"",
2529 ((mode & OF_REOPEN )==OF_REOPEN)?"OF_REOPEN ":""
2530 );
2531
2532
2533 ofs->cBytes = sizeof(OFSTRUCT);
2534 ofs->nErrCode = 0;
2535 if (mode & OF_REOPEN) name = ofs->szPathName;
2536
2537 if (!name) return HFILE_ERROR;
2538
2539 TRACE("%s %04x\n", name, mode );
2540
2541 /* the watcom 10.6 IDE relies on a valid path returned in ofs->szPathName
2542 Are there any cases where getting the path here is wrong?
2543 Uwe Bonnes 1997 Apr 2 */
2544 if (!GetFullPathNameA( name, sizeof(ofs->szPathName), ofs->szPathName, NULL )) goto error;
2545
2546 /* OF_PARSE simply fills the structure */
2547
2548 if (mode & OF_PARSE)
2549 {
2550 ofs->fFixedDisk = (GetDriveTypeA( ofs->szPathName ) != DRIVE_REMOVABLE);
2551 TRACE("(%s): OF_PARSE, res = '%s'\n", name, ofs->szPathName );
2552 return 0;
2553 }
2554
2555 /* OF_CREATE is completely different from all other options, so
2556 handle it first */
2557
2558 if (mode & OF_CREATE)
2559 {
2560 if ((handle = create_file_OF( name, mode )) == INVALID_HANDLE_VALUE)
2561 goto error;
2562 }
2563 else
2564 {
2565 /* Now look for the file */
2566
2567 if (!SearchPathA( NULL, name, NULL, sizeof(ofs->szPathName), ofs->szPathName, NULL ))
2568 goto error;
2569
2570 TRACE("found %s\n", debugstr_a(ofs->szPathName) );
2571
2572 if (mode & OF_DELETE)
2573 {
2574 if (!DeleteFileA( ofs->szPathName )) goto error;
2575 TRACE("(%s): OF_DELETE return = OK\n", name);
2576 return TRUE;
2577 }
2578
2579 handle = LongToHandle(_lopen( ofs->szPathName, mode ));
2580 if (handle == INVALID_HANDLE_VALUE) goto error;
2581
2582 GetFileTime( handle, NULL, NULL, &filetime );
2583 FileTimeToDosDateTime( &filetime, &filedatetime[0], &filedatetime[1] );
2584 if ((mode & OF_VERIFY) && (mode & OF_REOPEN))
2585 {
2586 if (ofs->Reserved1 != filedatetime[0] || ofs->Reserved2 != filedatetime[1] )
2587 {
2588 CloseHandle( handle );
2589 WARN("(%s): OF_VERIFY failed\n", name );
2590 /* FIXME: what error here? */
2591 SetLastError( ERROR_FILE_NOT_FOUND );
2592 goto error;
2593 }
2594 }
2595 ofs->Reserved1 = filedatetime[0];
2596 ofs->Reserved2 = filedatetime[1];
2597 }
2598 TRACE("(%s): OK, return = %p\n", name, handle );
2599 if (mode & OF_EXIST) /* Return TRUE instead of a handle */
2600 {
2601 CloseHandle( handle );
2602 return TRUE;
2603 }
2604 return HandleToLong(handle);
2605
2606 error: /* We get here if there was an error opening the file */
2607 ofs->nErrCode = GetLastError();
2608 WARN("(%s): return = HFILE_ERROR error= %d\n", name,ofs->nErrCode );
2609 return HFILE_ERROR;
2610 }
2611
2612
2613 /***********************************************************************
2614 * OpenFileById (KERNEL32.@)
2615 */
2616 HANDLE WINAPI OpenFileById( HANDLE handle, LPFILE_ID_DESCRIPTOR id, DWORD access,
2617 DWORD share, LPSECURITY_ATTRIBUTES sec_attr, DWORD flags )
2618 {
2619 UINT options;
2620 HANDLE result;
2621 OBJECT_ATTRIBUTES attr;
2622 NTSTATUS status;
2623 IO_STATUS_BLOCK io;
2624 UNICODE_STRING objectName;
2625
2626 if (!id)
2627 {
2628 SetLastError( ERROR_INVALID_PARAMETER );
2629 return INVALID_HANDLE_VALUE;
2630 }
2631
2632 options = FILE_OPEN_BY_FILE_ID;
2633 if (flags & FILE_FLAG_BACKUP_SEMANTICS)
2634 options |= FILE_OPEN_FOR_BACKUP_INTENT;
2635 else
2636 options |= FILE_NON_DIRECTORY_FILE;
2637 if (flags & FILE_FLAG_NO_BUFFERING) options |= FILE_NO_INTERMEDIATE_BUFFERING;
2638 if (!(flags & FILE_FLAG_OVERLAPPED)) options |= FILE_SYNCHRONOUS_IO_NONALERT;
2639 if (flags & FILE_FLAG_RANDOM_ACCESS) options |= FILE_RANDOM_ACCESS;
2640 flags &= FILE_ATTRIBUTE_VALID_FLAGS;
2641
2642 objectName.Length = sizeof(ULONGLONG);
2643 objectName.Buffer = (WCHAR *)&id->u.FileId;
2644 attr.Length = sizeof(attr);
2645 attr.RootDirectory = handle;
2646 attr.Attributes = 0;
2647 attr.ObjectName = &objectName;
2648 attr.SecurityDescriptor = sec_attr ? sec_attr->lpSecurityDescriptor : NULL;
2649 attr.SecurityQualityOfService = NULL;
2650 if (sec_attr && sec_attr->bInheritHandle) attr.Attributes |= OBJ_INHERIT;
2651
2652 status = NtCreateFile( &result, access, &attr, &io, NULL, flags,
2653 share, OPEN_EXISTING, options, NULL, 0 );
2654 if (status != STATUS_SUCCESS)
2655 {
2656 SetLastError( RtlNtStatusToDosError( status ) );
2657 return INVALID_HANDLE_VALUE;
2658 }
2659 return result;
2660 }
2661
2662
2663 /***********************************************************************
2664 * K32EnumDeviceDrivers (KERNEL32.@)
2665 */
2666 BOOL WINAPI K32EnumDeviceDrivers(void **image_base, DWORD cb, DWORD *needed)
2667 {
2668 FIXME("(%p, %d, %p): stub\n", image_base, cb, needed);
2669
2670 if (needed)
2671 *needed = 0;
2672
2673 return TRUE;
2674 }
2675
2676 /***********************************************************************
2677 * K32GetDeviceDriverBaseNameA (KERNEL32.@)
2678 */
2679 DWORD WINAPI K32GetDeviceDriverBaseNameA(void *image_base, LPSTR base_name, DWORD size)
2680 {
2681 FIXME("(%p, %p, %d): stub\n", image_base, base_name, size);
2682
2683 if (base_name && size)
2684 base_name[0] = '\0';
2685
2686 return 0;
2687 }
2688
2689 /***********************************************************************
2690 * K32GetDeviceDriverBaseNameW (KERNEL32.@)
2691 */
2692 DWORD WINAPI K32GetDeviceDriverBaseNameW(void *image_base, LPWSTR base_name, DWORD size)
2693 {
2694 FIXME("(%p, %p, %d): stub\n", image_base, base_name, size);
2695
2696 if (base_name && size)
2697 base_name[0] = '\0';
2698
2699 return 0;
2700 }
2701
2702 /***********************************************************************
2703 * K32GetDeviceDriverFileNameA (KERNEL32.@)
2704 */
2705 DWORD WINAPI K32GetDeviceDriverFileNameA(void *image_base, LPSTR file_name, DWORD size)
2706 {
2707 FIXME("(%p, %p, %d): stub\n", image_base, file_name, size);
2708
2709 if (file_name && size)
2710 file_name[0] = '\0';
2711
2712 return 0;
2713 }
2714
2715 /***********************************************************************
2716 * K32GetDeviceDriverFileNameW (KERNEL32.@)
2717 */
2718 DWORD WINAPI K32GetDeviceDriverFileNameW(void *image_base, LPWSTR file_name, DWORD size)
2719 {
2720 FIXME("(%p, %p, %d): stub\n", image_base, file_name, size);
2721
2722 if (file_name && size)
2723 file_name[0] = '\0';
2724
2725 return 0;
2726 }
Windows API implementation