?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
user: Fix return type and argument type for GetDlgItemText{A,W}.
[wine/multimedia.git] / dlls / ntdll / file.c
blobbbeb27f53b08a1191f30f38de37508db6064d6e4
1 /*
2 * Copyright 1999, 2000 Juergen Schmied
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 */
18
19 #include "config.h"
20 #include "wine/port.h"
21
22 #include <stdlib.h>
23 #include <string.h>
24 #include <stdio.h>
25 #include <errno.h>
26 #include <assert.h>
27 #ifdef HAVE_UNISTD_H
28 # include <unistd.h>
29 #endif
30 #ifdef HAVE_SYS_ERRNO_H
31 #include <sys/errno.h>
32 #endif
33 #ifdef HAVE_LINUX_MAJOR_H
34 # include <linux/major.h>
35 #endif
36 #ifdef HAVE_SYS_STATVFS_H
37 # include <sys/statvfs.h>
38 #endif
39 #ifdef HAVE_SYS_PARAM_H
40 # include <sys/param.h>
41 #endif
42 #ifdef HAVE_SYS_TIME_H
43 # include <sys/time.h>
44 #endif
45 #ifdef HAVE_UTIME_H
46 # include <utime.h>
47 #endif
48 #ifdef HAVE_SYS_VFS_H
49 # include <sys/vfs.h>
50 #endif
51 #ifdef HAVE_SYS_MOUNT_H
52 # include <sys/mount.h>
53 #endif
54 #ifdef HAVE_SYS_STATFS_H
55 # include <sys/statfs.h>
56 #endif
57
58 #ifdef HAVE_IOKIT_IOKITLIB_H
59 # include <IOKit/IOKitLib.h>
60 # include <CoreFoundation/CFNumber.h> /* for kCFBooleanTrue, kCFBooleanFalse */
61 # include <paths.h>
62 #endif
63
64 #define NONAMELESSUNION
65 #define NONAMELESSSTRUCT
66 #include "ntstatus.h"
67 #define WIN32_NO_STATUS
68 #include "wine/unicode.h"
69 #include "wine/debug.h"
70 #include "thread.h"
71 #include "wine/server.h"
72 #include "ntdll_misc.h"
73
74 #include "winternl.h"
75 #include "winioctl.h"
76
77 WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
78
79 mode_t FILE_umask = 0;
80
81 #define SECSPERDAY 86400
82 #define SECS_1601_TO_1970 ((369 * 365 + 89) * (ULONGLONG)SECSPERDAY)
83
84 /**************************************************************************
85 * NtOpenFile [NTDLL.@]
86 * ZwOpenFile [NTDLL.@]
87 *
88 * Open a file.
89 *
90 * PARAMS
91 * handle [O] Variable that receives the file handle on return
92 * access [I] Access desired by the caller to the file
93 * attr [I] Structure describing the file to be opened
94 * io [O] Receives details about the result of the operation
95 * sharing [I] Type of shared access the caller requires
96 * options [I] Options for the file open
97 *
98 * RETURNS
99 * Success: 0. FileHandle and IoStatusBlock are updated.
100 * Failure: An NTSTATUS error code describing the error.
101 */
102 NTSTATUS WINAPI NtOpenFile( PHANDLE handle, ACCESS_MASK access,
103 POBJECT_ATTRIBUTES attr, PIO_STATUS_BLOCK io,
104 ULONG sharing, ULONG options )
105 {
106 return NtCreateFile( handle, access, attr, io, NULL, 0,
107 sharing, FILE_OPEN, options, NULL, 0 );
108 }
109
110 /**************************************************************************
111 * NtCreateFile [NTDLL.@]
112 * ZwCreateFile [NTDLL.@]
113 *
114 * Either create a new file or directory, or open an existing file, device,
115 * directory or volume.
116 *
117 * PARAMS
118 * handle [O] Points to a variable which receives the file handle on return
119 * access [I] Desired access to the file
120 * attr [I] Structure describing the file
121 * io [O] Receives information about the operation on return
122 * alloc_size [I] Initial size of the file in bytes
123 * attributes [I] Attributes to create the file with
124 * sharing [I] Type of shared access the caller would like to the file
125 * disposition [I] Specifies what to do, depending on whether the file already exists
126 * options [I] Options for creating a new file
127 * ea_buffer [I] Pointer to an extended attributes buffer
128 * ea_length [I] Length of ea_buffer
129 *
130 * RETURNS
131 * Success: 0. handle and io are updated.
132 * Failure: An NTSTATUS error code describing the error.
133 */
134 NTSTATUS WINAPI NtCreateFile( PHANDLE handle, ACCESS_MASK access, POBJECT_ATTRIBUTES attr,
135 PIO_STATUS_BLOCK io, PLARGE_INTEGER alloc_size,
136 ULONG attributes, ULONG sharing, ULONG disposition,
137 ULONG options, PVOID ea_buffer, ULONG ea_length )
138 {
139 static const WCHAR pipeW[] = {'\\','?','?','\\','p','i','p','e','\\'};
140 static const WCHAR mailslotW[] = {'\\','?','?','\\','M','A','I','L','S','L','O','T','\\'};
141 ANSI_STRING unix_name;
142 int created = FALSE;
143
144 TRACE("handle=%p access=%08lx name=%s objattr=%08lx root=%p sec=%p io=%p alloc_size=%p\n"
145 "attr=%08lx sharing=%08lx disp=%ld options=%08lx ea=%p.0x%08lx\n",
146 handle, access, debugstr_us(attr->ObjectName), attr->Attributes,
147 attr->RootDirectory, attr->SecurityDescriptor, io, alloc_size,
148 attributes, sharing, disposition, options, ea_buffer, ea_length );
149
150 if (!attr || !attr->ObjectName) return STATUS_INVALID_PARAMETER;
151
152 if (alloc_size) FIXME( "alloc_size not supported\n" );
153
154 /* check for named pipe */
155
156 if (attr->ObjectName->Length > sizeof(pipeW) &&
157 !memicmpW( attr->ObjectName->Buffer, pipeW, sizeof(pipeW)/sizeof(WCHAR) ))
158 {
159 SERVER_START_REQ( open_named_pipe )
160 {
161 req->access = access;
162 req->attributes = (attr) ? attr->Attributes : 0;
163 req->rootdir = attr ? attr->RootDirectory : 0;
164 req->flags = options;
165 wine_server_add_data( req, attr->ObjectName->Buffer,
166 attr->ObjectName->Length );
167 io->u.Status = wine_server_call( req );
168 *handle = reply->handle;
169 }
170 SERVER_END_REQ;
171 return io->u.Status;
172 }
173
174 /* check for mailslot */
175
176 if (attr->ObjectName->Length > sizeof(mailslotW) &&
177 !memicmpW( attr->ObjectName->Buffer, mailslotW, sizeof(mailslotW)/sizeof(WCHAR) ))
178 {
179 SERVER_START_REQ( open_mailslot )
180 {
181 req->access = access & GENERIC_WRITE;
182 req->attributes = (attr) ? attr->Attributes : 0;
183 req->rootdir = attr ? attr->RootDirectory : 0;
184 req->sharing = sharing;
185 wine_server_add_data( req, attr->ObjectName->Buffer,
186 attr->ObjectName->Length );
187 io->u.Status = wine_server_call( req );
188 *handle = reply->handle;
189 }
190 SERVER_END_REQ;
191 return io->u.Status;
192 }
193
194 if (attr->RootDirectory)
195 {
196 FIXME( "RootDirectory %p not supported\n", attr->RootDirectory );
197 return STATUS_OBJECT_NAME_NOT_FOUND;
198 }
199
200 io->u.Status = wine_nt_to_unix_file_name( attr->ObjectName, &unix_name, disposition,
201 !(attr->Attributes & OBJ_CASE_INSENSITIVE) );
202
203 if (io->u.Status == STATUS_BAD_DEVICE_TYPE)
204 {
205 SERVER_START_REQ( open_file_object )
206 {
207 req->access = access;
208 req->attributes = attr->Attributes;
209 req->rootdir = attr->RootDirectory;
210 req->sharing = sharing;
211 wine_server_add_data( req, attr->ObjectName->Buffer, attr->ObjectName->Length );
212 io->u.Status = wine_server_call( req );
213 *handle = reply->handle;
214 }
215 SERVER_END_REQ;
216 return io->u.Status;
217 }
218
219 if (io->u.Status == STATUS_NO_SUCH_FILE &&
220 disposition != FILE_OPEN && disposition != FILE_OVERWRITE)
221 {
222 created = TRUE;
223 io->u.Status = STATUS_SUCCESS;
224 }
225
226 if (io->u.Status == STATUS_SUCCESS)
227 {
228 SERVER_START_REQ( create_file )
229 {
230 req->access = access;
231 req->attributes = attr->Attributes;
232 req->sharing = sharing;
233 req->create = disposition;
234 req->options = options;
235 req->attrs = attributes;
236 wine_server_add_data( req, unix_name.Buffer, unix_name.Length );
237 io->u.Status = wine_server_call( req );
238 *handle = reply->handle;
239 }
240 SERVER_END_REQ;
241 RtlFreeAnsiString( &unix_name );
242 }
243 else WARN("%s not found (%lx)\n", debugstr_us(attr->ObjectName), io->u.Status );
244
245 if (io->u.Status == STATUS_SUCCESS)
246 {
247 if (created) io->Information = FILE_CREATED;
248 else switch(disposition)
249 {
250 case FILE_SUPERSEDE:
251 io->Information = FILE_SUPERSEDED;
252 break;
253 case FILE_CREATE:
254 io->Information = FILE_CREATED;
255 break;
256 case FILE_OPEN:
257 case FILE_OPEN_IF:
258 io->Information = FILE_OPENED;
259 break;
260 case FILE_OVERWRITE:
261 case FILE_OVERWRITE_IF:
262 io->Information = FILE_OVERWRITTEN;
263 break;
264 }
265 }
266
267 return io->u.Status;
268 }
269
270 /***********************************************************************
271 * Asynchronous file I/O *
272 */
273 static void WINAPI FILE_AsyncReadService(void*, PIO_STATUS_BLOCK, ULONG);
274 static void WINAPI FILE_AsyncWriteService(void*, PIO_STATUS_BLOCK, ULONG);
275
276 typedef struct async_fileio
277 {
278 HANDLE handle;
279 PIO_APC_ROUTINE apc;
280 void* apc_user;
281 char* buffer;
282 unsigned int count;
283 off_t offset;
284 int queue_apc_on_error;
285 BOOL avail_mode;
286 int fd;
287 HANDLE event;
288 } async_fileio;
289
290 static void fileio_terminate(async_fileio *fileio, IO_STATUS_BLOCK* iosb)
291 {
292 TRACE("data: %p\n", fileio);
293
294 wine_server_release_fd( fileio->handle, fileio->fd );
295 if ( fileio->event != INVALID_HANDLE_VALUE )
296 NtSetEvent( fileio->event, NULL );
297
298 if (fileio->apc &&
299 (iosb->u.Status == STATUS_SUCCESS || fileio->queue_apc_on_error))
300 fileio->apc( fileio->apc_user, iosb, iosb->Information );
301
302 RtlFreeHeap( GetProcessHeap(), 0, fileio );
303 }
304
305
306 static ULONG fileio_queue_async(async_fileio* fileio, IO_STATUS_BLOCK* iosb,
307 BOOL do_read)
308 {
309 PIO_APC_ROUTINE apc = do_read ? FILE_AsyncReadService : FILE_AsyncWriteService;
310 NTSTATUS status;
311
312 SERVER_START_REQ( register_async )
313 {
314 req->handle = fileio->handle;
315 req->io_apc = apc;
316 req->io_sb = iosb;
317 req->io_user = fileio;
318 req->type = do_read ? ASYNC_TYPE_READ : ASYNC_TYPE_WRITE;
319 req->count = (fileio->count < iosb->Information) ?
320 0 : fileio->count - iosb->Information;
321 status = wine_server_call( req );
322 }
323 SERVER_END_REQ;
324
325 if ( status ) iosb->u.Status = status;
326 if ( iosb->u.Status != STATUS_PENDING )
327 {
328 (apc)( fileio, iosb, iosb->u.Status );
329 return iosb->u.Status;
330 }
331 NtCurrentTeb()->num_async_io++;
332 return STATUS_SUCCESS;
333 }
334
335 /***********************************************************************
336 * FILE_GetNtStatus(void)
337 *
338 * Retrieve the Nt Status code from errno.
339 * Try to be consistent with FILE_SetDosError().
340 */
341 NTSTATUS FILE_GetNtStatus(void)
342 {
343 int err = errno;
344
345 TRACE( "errno = %d\n", errno );
346 switch (err)
347 {
348 case EAGAIN: return STATUS_SHARING_VIOLATION;
349 case EBADF: return STATUS_INVALID_HANDLE;
350 case EBUSY: return STATUS_DEVICE_BUSY;
351 case ENOSPC: return STATUS_DISK_FULL;
352 case EPERM:
353 case EROFS:
354 case EACCES: return STATUS_ACCESS_DENIED;
355 case ENOTDIR: return STATUS_OBJECT_PATH_NOT_FOUND;
356 case ENOENT: return STATUS_OBJECT_NAME_NOT_FOUND;
357 case EISDIR: return STATUS_FILE_IS_A_DIRECTORY;
358 case EMFILE:
359 case ENFILE: return STATUS_TOO_MANY_OPENED_FILES;
360 case EINVAL: return STATUS_INVALID_PARAMETER;
361 case ENOTEMPTY: return STATUS_DIRECTORY_NOT_EMPTY;
362 case EPIPE: return STATUS_PIPE_BROKEN;
363 case EIO: return STATUS_DEVICE_NOT_READY;
364 #ifdef ENOMEDIUM
365 case ENOMEDIUM: return STATUS_NO_MEDIA_IN_DEVICE;
366 #endif
367 case ENOTTY:
368 case EOPNOTSUPP:return STATUS_NOT_SUPPORTED;
369 case ECONNRESET:return STATUS_PIPE_DISCONNECTED;
370 case ENOEXEC: /* ?? */
371 case ESPIPE: /* ?? */
372 case EEXIST: /* ?? */
373 default:
374 FIXME( "Converting errno %d to STATUS_UNSUCCESSFUL\n", err );
375 return STATUS_UNSUCCESSFUL;
376 }
377 }
378
379 /***********************************************************************
380 * FILE_AsyncReadService (INTERNAL)
381 *
382 * This function is called while the client is waiting on the
383 * server, so we can't make any server calls here.
384 */
385 static void WINAPI FILE_AsyncReadService(void *user, PIO_STATUS_BLOCK iosb, ULONG status)
386 {
387 async_fileio *fileio = (async_fileio*)user;
388 int result;
389 int already = iosb->Information;
390
391 TRACE("%p %p 0x%lx\n", iosb, fileio->buffer, status);
392
393 switch (status)
394 {
395 case STATUS_ALERTED: /* got some new data */
396 if (iosb->u.Status != STATUS_PENDING) FIXME("unexpected status %08lx\n", iosb->u.Status);
397 /* check to see if the data is ready (non-blocking) */
398 if ( fileio->avail_mode )
399 result = read(fileio->fd, &fileio->buffer[already],
400 fileio->count - already);
401 else
402 {
403 result = pread(fileio->fd, &fileio->buffer[already],
404 fileio->count - already,
405 fileio->offset + already);
406 if ((result < 0) && (errno == ESPIPE))
407 result = read(fileio->fd, &fileio->buffer[already],
408 fileio->count - already);
409 }
410
411 if (result < 0)
412 {
413 if (errno == EAGAIN || errno == EINTR)
414 {
415 TRACE("Deferred read %d\n", errno);
416 iosb->u.Status = STATUS_PENDING;
417 }
418 else /* check to see if the transfer is complete */
419 iosb->u.Status = FILE_GetNtStatus();
420 }
421 else if (result == 0)
422 {
423 iosb->u.Status = iosb->Information ? STATUS_SUCCESS : STATUS_END_OF_FILE;
424 }
425 else
426 {
427 iosb->Information += result;
428 if (iosb->Information >= fileio->count || fileio->avail_mode)
429 iosb->u.Status = STATUS_SUCCESS;
430 else
431 {
432 /* if we only have to read the available data, and none is available,
433 * simply cancel the request. If data was available, it has been read
434 * while in by previous call (NtDelayExecution)
435 */
436 iosb->u.Status = (fileio->avail_mode) ? STATUS_SUCCESS : STATUS_PENDING;
437 }
438
439 TRACE("read %d more bytes %ld/%d so far (%s)\n",
440 result, iosb->Information, fileio->count,
441 (iosb->u.Status == STATUS_SUCCESS) ? "success" : "pending");
442 }
443 /* queue another async operation ? */
444 if (iosb->u.Status == STATUS_PENDING)
445 fileio_queue_async(fileio, iosb, TRUE);
446 else
447 fileio_terminate(fileio, iosb);
448 break;
449 default:
450 iosb->u.Status = status;
451 fileio_terminate(fileio, iosb);
452 break;
453 }
454 }
455
456
457 /******************************************************************************
458 * NtReadFile [NTDLL.@]
459 * ZwReadFile [NTDLL.@]
460 *
461 * Read from an open file handle.
462 *
463 * PARAMS
464 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
465 * Event [I] Event to signal upon completion (or NULL)
466 * ApcRoutine [I] Callback to call upon completion (or NULL)
467 * ApcContext [I] Context for ApcRoutine (or NULL)
468 * IoStatusBlock [O] Receives information about the operation on return
469 * Buffer [O] Destination for the data read
470 * Length [I] Size of Buffer
471 * ByteOffset [O] Destination for the new file pointer position (or NULL)
472 * Key [O] Function unknown (may be NULL)
473 *
474 * RETURNS
475 * Success: 0. IoStatusBlock is updated, and the Information member contains
476 * The number of bytes read.
477 * Failure: An NTSTATUS error code describing the error.
478 */
479 NTSTATUS WINAPI NtReadFile(HANDLE hFile, HANDLE hEvent,
480 PIO_APC_ROUTINE apc, void* apc_user,
481 PIO_STATUS_BLOCK io_status, void* buffer, ULONG length,
482 PLARGE_INTEGER offset, PULONG key)
483 {
484 int unix_handle, flags;
485
486 TRACE("(%p,%p,%p,%p,%p,%p,0x%08lx,%p,%p),partial stub!\n",
487 hFile,hEvent,apc,apc_user,io_status,buffer,length,offset,key);
488
489 if (!io_status) return STATUS_ACCESS_VIOLATION;
490
491 io_status->Information = 0;
492 io_status->u.Status = wine_server_handle_to_fd( hFile, FILE_READ_DATA, &unix_handle, &flags );
493 if (io_status->u.Status) return io_status->u.Status;
494
495 if (flags & FD_FLAG_RECV_SHUTDOWN)
496 {
497 wine_server_release_fd( hFile, unix_handle );
498 return STATUS_PIPE_DISCONNECTED;
499 }
500
501 if (flags & FD_FLAG_TIMEOUT)
502 {
503 if (hEvent)
504 {
505 /* this shouldn't happen, but check it */
506 FIXME("NIY-hEvent\n");
507 wine_server_release_fd( hFile, unix_handle );
508 return STATUS_NOT_IMPLEMENTED;
509 }
510 io_status->u.Status = NtCreateEvent(&hEvent, EVENT_ALL_ACCESS, NULL, 0, 0);
511 if (io_status->u.Status)
512 {
513 wine_server_release_fd( hFile, unix_handle );
514 return io_status->u.Status;
515 }
516 }
517
518 if (flags & (FD_FLAG_OVERLAPPED|FD_FLAG_TIMEOUT))
519 {
520 async_fileio* fileio;
521 NTSTATUS ret;
522
523 if (!(fileio = RtlAllocateHeap(GetProcessHeap(), 0, sizeof(async_fileio))))
524 {
525 wine_server_release_fd( hFile, unix_handle );
526 if (flags & FD_FLAG_TIMEOUT) NtClose(hEvent);
527 return STATUS_NO_MEMORY;
528 }
529 fileio->handle = hFile;
530 fileio->count = length;
531 if ( offset == NULL )
532 fileio->offset = 0;
533 else
534 {
535 fileio->offset = offset->QuadPart;
536 if (offset->u.HighPart && fileio->offset == offset->u.LowPart)
537 FIXME("High part of offset is lost\n");
538 }
539 fileio->apc = apc;
540 fileio->apc_user = apc_user;
541 fileio->buffer = buffer;
542 fileio->queue_apc_on_error = 0;
543 fileio->avail_mode = (flags & FD_FLAG_AVAILABLE);
544 fileio->fd = unix_handle; /* FIXME */
545 fileio->event = hEvent;
546 NtResetEvent(hEvent, NULL);
547
548 io_status->u.Status = STATUS_PENDING;
549 ret = fileio_queue_async(fileio, io_status, TRUE);
550 if (ret != STATUS_SUCCESS)
551 {
552 wine_server_release_fd( hFile, unix_handle );
553 if (flags & FD_FLAG_TIMEOUT) NtClose(hEvent);
554 return ret;
555 }
556 if (flags & FD_FLAG_TIMEOUT)
557 {
558 do
559 {
560 ret = NtWaitForSingleObject(hEvent, TRUE, NULL);
561 }
562 while (ret == STATUS_USER_APC && io_status->u.Status == STATUS_PENDING);
563 NtClose(hEvent);
564 if (ret != STATUS_USER_APC)
565 fileio->queue_apc_on_error = 1;
566 }
567 else
568 {
569 LARGE_INTEGER timeout;
570
571 /* let some APC be run, this will read some already pending data */
572 timeout.u.LowPart = timeout.u.HighPart = 0;
573 ret = NtDelayExecution( TRUE, &timeout );
574 /* the apc didn't run and therefore the completion routine now
575 * needs to be sent errors.
576 * Note that there is no race between setting this flag and
577 * returning errors because apc's are run only during alertable
578 * waits */
579 if (ret != STATUS_USER_APC)
580 fileio->queue_apc_on_error = 1;
581 }
582 TRACE("= 0x%08lx\n", io_status->u.Status);
583 return io_status->u.Status;
584 }
585
586 if (offset)
587 {
588 FILE_POSITION_INFORMATION fpi;
589
590 fpi.CurrentByteOffset = *offset;
591 io_status->u.Status = NtSetInformationFile(hFile, io_status, &fpi, sizeof(fpi),
592 FilePositionInformation);
593 if (io_status->u.Status)
594 {
595 wine_server_release_fd( hFile, unix_handle );
596 return io_status->u.Status;
597 }
598 }
599 /* code for synchronous reads */
600 while ((io_status->Information = read( unix_handle, buffer, length )) == -1)
601 {
602 if ((errno == EAGAIN) || (errno == EINTR)) continue;
603 if (errno == EFAULT)
604 {
605 io_status->Information = 0;
606 io_status->u.Status = STATUS_ACCESS_VIOLATION;
607 }
608 else io_status->u.Status = FILE_GetNtStatus();
609 break;
610 }
611 if (io_status->u.Status == STATUS_SUCCESS && io_status->Information == 0)
612 {
613 struct stat st;
614 if (fstat( unix_handle, &st ) != -1 && S_ISSOCK( st.st_mode ))
615 io_status->u.Status = STATUS_PIPE_BROKEN;
616 else
617 io_status->u.Status = STATUS_END_OF_FILE;
618 }
619 wine_server_release_fd( hFile, unix_handle );
620 TRACE("= 0x%08lx (%lu)\n", io_status->u.Status, io_status->Information);
621 return io_status->u.Status;
622 }
623
624 /***********************************************************************
625 * FILE_AsyncWriteService (INTERNAL)
626 *
627 * This function is called while the client is waiting on the
628 * server, so we can't make any server calls here.
629 */
630 static void WINAPI FILE_AsyncWriteService(void *ovp, IO_STATUS_BLOCK *iosb, ULONG status)
631 {
632 async_fileio *fileio = (async_fileio *) ovp;
633 int result;
634 int already = iosb->Information;
635
636 TRACE("(%p %p 0x%lx)\n",iosb, fileio->buffer, status);
637
638 switch (status)
639 {
640 case STATUS_ALERTED:
641 /* write some data (non-blocking) */
642 if ( fileio->avail_mode )
643 result = write(fileio->fd, &fileio->buffer[already],
644 fileio->count - already);
645 else
646 {
647 result = pwrite(fileio->fd, &fileio->buffer[already],
648 fileio->count - already, fileio->offset + already);
649 if ((result < 0) && (errno == ESPIPE))
650 result = write(fileio->fd, &fileio->buffer[already],
651 fileio->count - already);
652 }
653
654 if (result < 0)
655 {
656 if (errno == EAGAIN || errno == EINTR) iosb->u.Status = STATUS_PENDING;
657 else iosb->u.Status = FILE_GetNtStatus();
658 }
659 else
660 {
661 iosb->Information += result;
662 iosb->u.Status = (iosb->Information < fileio->count) ? STATUS_PENDING : STATUS_SUCCESS;
663 TRACE("wrote %d more bytes %ld/%d so far\n",
664 result, iosb->Information, fileio->count);
665 }
666 if (iosb->u.Status == STATUS_PENDING)
667 fileio_queue_async(fileio, iosb, FALSE);
668 else
669 fileio_terminate(fileio, iosb);
670 break;
671 default:
672 iosb->u.Status = status;
673 fileio_terminate(fileio, iosb);
674 break;
675 }
676 }
677
678 /******************************************************************************
679 * NtWriteFile [NTDLL.@]
680 * ZwWriteFile [NTDLL.@]
681 *
682 * Write to an open file handle.
683 *
684 * PARAMS
685 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
686 * Event [I] Event to signal upon completion (or NULL)
687 * ApcRoutine [I] Callback to call upon completion (or NULL)
688 * ApcContext [I] Context for ApcRoutine (or NULL)
689 * IoStatusBlock [O] Receives information about the operation on return
690 * Buffer [I] Source for the data to write
691 * Length [I] Size of Buffer
692 * ByteOffset [O] Destination for the new file pointer position (or NULL)
693 * Key [O] Function unknown (may be NULL)
694 *
695 * RETURNS
696 * Success: 0. IoStatusBlock is updated, and the Information member contains
697 * The number of bytes written.
698 * Failure: An NTSTATUS error code describing the error.
699 */
700 NTSTATUS WINAPI NtWriteFile(HANDLE hFile, HANDLE hEvent,
701 PIO_APC_ROUTINE apc, void* apc_user,
702 PIO_STATUS_BLOCK io_status,
703 const void* buffer, ULONG length,
704 PLARGE_INTEGER offset, PULONG key)
705 {
706 int unix_handle, flags;
707
708 TRACE("(%p,%p,%p,%p,%p,%p,0x%08lx,%p,%p)!\n",
709 hFile,hEvent,apc,apc_user,io_status,buffer,length,offset,key);
710
711 if (!io_status) return STATUS_ACCESS_VIOLATION;
712
713 io_status->Information = 0;
714 io_status->u.Status = wine_server_handle_to_fd( hFile, FILE_WRITE_DATA, &unix_handle, &flags );
715 if (io_status->u.Status) return io_status->u.Status;
716
717 if (flags & FD_FLAG_SEND_SHUTDOWN)
718 {
719 wine_server_release_fd( hFile, unix_handle );
720 return STATUS_PIPE_DISCONNECTED;
721 }
722
723 if (flags & FD_FLAG_TIMEOUT)
724 {
725 if (hEvent)
726 {
727 /* this shouldn't happen, but check it */
728 FIXME("NIY-hEvent\n");
729 wine_server_release_fd( hFile, unix_handle );
730 return STATUS_NOT_IMPLEMENTED;
731 }
732 io_status->u.Status = NtCreateEvent(&hEvent, EVENT_ALL_ACCESS, NULL, 0, 0);
733 if (io_status->u.Status)
734 {
735 wine_server_release_fd( hFile, unix_handle );
736 return io_status->u.Status;
737 }
738 }
739
740 if (flags & (FD_FLAG_OVERLAPPED|FD_FLAG_TIMEOUT))
741 {
742 async_fileio* fileio;
743 NTSTATUS ret;
744
745 if (!(fileio = RtlAllocateHeap(GetProcessHeap(), 0, sizeof(async_fileio))))
746 {
747 wine_server_release_fd( hFile, unix_handle );
748 if (flags & FD_FLAG_TIMEOUT) NtClose(hEvent);
749 return STATUS_NO_MEMORY;
750 }
751 fileio->handle = hFile;
752 fileio->count = length;
753 if (offset)
754 {
755 fileio->offset = offset->QuadPart;
756 if (offset->u.HighPart && fileio->offset == offset->u.LowPart)
757 FIXME("High part of offset is lost\n");
758 }
759 else
760 {
761 fileio->offset = 0;
762 }
763 fileio->apc = apc;
764 fileio->apc_user = apc_user;
765 fileio->buffer = (void*)buffer;
766 fileio->queue_apc_on_error = 0;
767 fileio->avail_mode = (flags & FD_FLAG_AVAILABLE);
768 fileio->fd = unix_handle; /* FIXME */
769 fileio->event = hEvent;
770 NtResetEvent(hEvent, NULL);
771
772 io_status->Information = 0;
773 io_status->u.Status = STATUS_PENDING;
774 ret = fileio_queue_async(fileio, io_status, FALSE);
775 if (ret != STATUS_SUCCESS)
776 {
777 wine_server_release_fd( hFile, unix_handle );
778 if (flags & FD_FLAG_TIMEOUT) NtClose(hEvent);
779 return ret;
780 }
781 if (flags & FD_FLAG_TIMEOUT)
782 {
783 do
784 {
785 ret = NtWaitForSingleObject(hEvent, TRUE, NULL);
786 }
787 while (ret == STATUS_USER_APC && io_status->u.Status == STATUS_PENDING);
788 NtClose(hEvent);
789 if (ret != STATUS_USER_APC)
790 fileio->queue_apc_on_error = 1;
791 }
792 else
793 {
794 LARGE_INTEGER timeout;
795
796 /* let some APC be run, this will write as much data as possible */
797 timeout.u.LowPart = timeout.u.HighPart = 0;
798 ret = NtDelayExecution( TRUE, &timeout );
799 /* the apc didn't run and therefore the completion routine now
800 * needs to be sent errors.
801 * Note that there is no race between setting this flag and
802 * returning errors because apc's are run only during alertable
803 * waits */
804 if (ret != STATUS_USER_APC)
805 fileio->queue_apc_on_error = 1;
806 }
807 return io_status->u.Status;
808 }
809
810 if (offset)
811 {
812 FILE_POSITION_INFORMATION fpi;
813
814 fpi.CurrentByteOffset = *offset;
815 io_status->u.Status = NtSetInformationFile(hFile, io_status, &fpi, sizeof(fpi),
816 FilePositionInformation);
817 if (io_status->u.Status)
818 {
819 wine_server_release_fd( hFile, unix_handle );
820 return io_status->u.Status;
821 }
822 }
823
824 /* synchronous file write */
825 while ((io_status->Information = write( unix_handle, buffer, length )) == -1)
826 {
827 if ((errno == EAGAIN) || (errno == EINTR)) continue;
828 if (errno == EFAULT)
829 {
830 io_status->Information = 0;
831 io_status->u.Status = STATUS_INVALID_USER_BUFFER;
832 }
833 else if (errno == ENOSPC) io_status->u.Status = STATUS_DISK_FULL;
834 else io_status->u.Status = FILE_GetNtStatus();
835 break;
836 }
837 wine_server_release_fd( hFile, unix_handle );
838 return io_status->u.Status;
839 }
840
841 /**************************************************************************
842 * NtDeviceIoControlFile [NTDLL.@]
843 * ZwDeviceIoControlFile [NTDLL.@]
844 *
845 * Perform an I/O control operation on an open file handle.
846 *
847 * PARAMS
848 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
849 * event [I] Event to signal upon completion (or NULL)
850 * apc [I] Callback to call upon completion (or NULL)
851 * apc_context [I] Context for ApcRoutine (or NULL)
852 * io [O] Receives information about the operation on return
853 * code [I] Control code for the operation to perform
854 * in_buffer [I] Source for any input data required (or NULL)
855 * in_size [I] Size of InputBuffer
856 * out_buffer [O] Source for any output data returned (or NULL)
857 * out_size [I] Size of OutputBuffer
858 *
859 * RETURNS
860 * Success: 0. IoStatusBlock is updated.
861 * Failure: An NTSTATUS error code describing the error.
862 */
863 NTSTATUS WINAPI NtDeviceIoControlFile(HANDLE handle, HANDLE event,
864 PIO_APC_ROUTINE apc, PVOID apc_context,
865 PIO_STATUS_BLOCK io, ULONG code,
866 PVOID in_buffer, ULONG in_size,
867 PVOID out_buffer, ULONG out_size)
868 {
869 ULONG device = (code >> 16);
870
871 TRACE("(%p,%p,%p,%p,%p,0x%08lx,%p,0x%08lx,%p,0x%08lx)\n",
872 handle, event, apc, apc_context, io, code,
873 in_buffer, in_size, out_buffer, out_size);
874
875 switch(device)
876 {
877 case FILE_DEVICE_DISK:
878 case FILE_DEVICE_CD_ROM:
879 case FILE_DEVICE_DVD:
880 case FILE_DEVICE_CONTROLLER:
881 case FILE_DEVICE_MASS_STORAGE:
882 io->u.Status = CDROM_DeviceIoControl(handle, event, apc, apc_context, io, code,
883 in_buffer, in_size, out_buffer, out_size);
884 break;
885 case FILE_DEVICE_SERIAL_PORT:
886 io->u.Status = COMM_DeviceIoControl(handle, event, apc, apc_context, io, code,
887 in_buffer, in_size, out_buffer, out_size);
888 break;
889 case FILE_DEVICE_TAPE:
890 io->u.Status = TAPE_DeviceIoControl(handle, event, apc, apc_context, io, code,
891 in_buffer, in_size, out_buffer, out_size);
892 break;
893 default:
894 FIXME("Unsupported ioctl %lx (device=%lx access=%lx func=%lx method=%lx)\n",
895 code, device, (code >> 14) & 3, (code >> 2) & 0xfff, code & 3);
896 io->u.Status = STATUS_NOT_SUPPORTED;
897 break;
898 }
899 return io->u.Status;
900 }
901
902 /***********************************************************************
903 * pipe_completion_wait (Internal)
904 */
905 static void CALLBACK pipe_completion_wait(HANDLE event, PIO_STATUS_BLOCK iosb, ULONG status)
906 {
907 TRACE("for %p/%p, status=%08lx\n", event, iosb, status);
908
909 if (iosb)
910 iosb->u.Status = status;
911 NtSetEvent(event, NULL);
912 TRACE("done\n");
913 }
914
915 /**************************************************************************
916 * NtFsControlFile [NTDLL.@]
917 * ZwFsControlFile [NTDLL.@]
918 *
919 * Perform a file system control operation on an open file handle.
920 *
921 * PARAMS
922 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
923 * event [I] Event to signal upon completion (or NULL)
924 * apc [I] Callback to call upon completion (or NULL)
925 * apc_context [I] Context for ApcRoutine (or NULL)
926 * io [O] Receives information about the operation on return
927 * code [I] Control code for the operation to perform
928 * in_buffer [I] Source for any input data required (or NULL)
929 * in_size [I] Size of InputBuffer
930 * out_buffer [O] Source for any output data returned (or NULL)
931 * out_size [I] Size of OutputBuffer
932 *
933 * RETURNS
934 * Success: 0. IoStatusBlock is updated.
935 * Failure: An NTSTATUS error code describing the error.
936 */
937 NTSTATUS WINAPI NtFsControlFile(HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc,
938 PVOID apc_context, PIO_STATUS_BLOCK io, ULONG code,
939 PVOID in_buffer, ULONG in_size, PVOID out_buffer, ULONG out_size)
940 {
941 TRACE("(%p,%p,%p,%p,%p,0x%08lx,%p,0x%08lx,%p,0x%08lx)\n",
942 handle, event, apc, apc_context, io, code,
943 in_buffer, in_size, out_buffer, out_size);
944
945 if (!io) return STATUS_INVALID_PARAMETER;
946
947 switch(code)
948 {
949 case FSCTL_DISMOUNT_VOLUME:
950 io->u.Status = DIR_unmount_device( handle );
951 break;
952
953 case FSCTL_PIPE_LISTEN:
954 {
955 HANDLE internal_event = 0;
956
957 if(!event)
958 {
959 io->u.Status = NtCreateEvent(&internal_event, EVENT_ALL_ACCESS, NULL, FALSE, FALSE);
960 if (io->u.Status != STATUS_SUCCESS) return io->u.Status;
961 }
962 SERVER_START_REQ(connect_named_pipe)
963 {
964 req->handle = handle;
965 req->event = event ? event : internal_event;
966 req->func = pipe_completion_wait;
967 io->u.Status = wine_server_call(req);
968 }
969 SERVER_END_REQ;
970
971 if(io->u.Status == STATUS_SUCCESS)
972 {
973 if(event) io->u.Status = STATUS_PENDING;
974 else
975 {
976 do
977 io->u.Status = NtWaitForSingleObject(internal_event, TRUE, NULL);
978 while(io->u.Status == STATUS_USER_APC);
979 }
980 }
981 if (internal_event) NtClose(internal_event);
982 }
983 break;
984
985 case FSCTL_PIPE_WAIT:
986 {
987 HANDLE internal_event = 0;
988 FILE_PIPE_WAIT_FOR_BUFFER *buff = in_buffer;
989
990 if(!event)
991 {
992 io->u.Status = NtCreateEvent(&internal_event, EVENT_ALL_ACCESS, NULL, FALSE, FALSE);
993 if (io->u.Status != STATUS_SUCCESS) return io->u.Status;
994 }
995 SERVER_START_REQ(wait_named_pipe)
996 {
997 req->handle = handle;
998 req->timeout = buff->TimeoutSpecified ? buff->Timeout.QuadPart / -10000L
999 : NMPWAIT_USE_DEFAULT_WAIT;
1000 req->event = event ? event : internal_event;
1001 req->func = pipe_completion_wait;
1002 wine_server_add_data( req, buff->Name, buff->NameLength );
1003 io->u.Status = wine_server_call( req );
1004 }
1005 SERVER_END_REQ;
1006
1007 if(io->u.Status == STATUS_SUCCESS)
1008 {
1009 if(event)
1010 io->u.Status = STATUS_PENDING;
1011 else
1012 {
1013 do
1014 io->u.Status = NtWaitForSingleObject(internal_event, TRUE, NULL);
1015 while(io->u.Status == STATUS_USER_APC);
1016 }
1017 }
1018 if (internal_event) NtClose(internal_event);
1019 }
1020 break;
1021
1022 case FSCTL_PIPE_DISCONNECT:
1023 SERVER_START_REQ(disconnect_named_pipe)
1024 {
1025 req->handle = handle;
1026 io->u.Status = wine_server_call(req);
1027 if (!io->u.Status && reply->fd != -1) close(reply->fd);
1028 }
1029 SERVER_END_REQ;
1030 break;
1031
1032 default:
1033 FIXME("Unsupported fsctl %lx (device=%lx access=%lx func=%lx method=%lx)\n",
1034 code, code >> 16, (code >> 14) & 3, (code >> 2) & 0xfff, code & 3);
1035 io->u.Status = STATUS_NOT_SUPPORTED;
1036 break;
1037 }
1038 return io->u.Status;
1039 }
1040
1041 /******************************************************************************
1042 * NtSetVolumeInformationFile [NTDLL.@]
1043 * ZwSetVolumeInformationFile [NTDLL.@]
1044 *
1045 * Set volume information for an open file handle.
1046 *
1047 * PARAMS
1048 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1049 * IoStatusBlock [O] Receives information about the operation on return
1050 * FsInformation [I] Source for volume information
1051 * Length [I] Size of FsInformation
1052 * FsInformationClass [I] Type of volume information to set
1053 *
1054 * RETURNS
1055 * Success: 0. IoStatusBlock is updated.
1056 * Failure: An NTSTATUS error code describing the error.
1057 */
1058 NTSTATUS WINAPI NtSetVolumeInformationFile(
1059 IN HANDLE FileHandle,
1060 PIO_STATUS_BLOCK IoStatusBlock,
1061 PVOID FsInformation,
1062 ULONG Length,
1063 FS_INFORMATION_CLASS FsInformationClass)
1064 {
1065 FIXME("(%p,%p,%p,0x%08lx,0x%08x) stub\n",
1066 FileHandle,IoStatusBlock,FsInformation,Length,FsInformationClass);
1067 return 0;
1068 }
1069
1070 /******************************************************************************
1071 * NtQueryInformationFile [NTDLL.@]
1072 * ZwQueryInformationFile [NTDLL.@]
1073 *
1074 * Get information about an open file handle.
1075 *
1076 * PARAMS
1077 * hFile [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1078 * io [O] Receives information about the operation on return
1079 * ptr [O] Destination for file information
1080 * len [I] Size of FileInformation
1081 * class [I] Type of file information to get
1082 *
1083 * RETURNS
1084 * Success: 0. IoStatusBlock and FileInformation are updated.
1085 * Failure: An NTSTATUS error code describing the error.
1086 */
1087 NTSTATUS WINAPI NtQueryInformationFile( HANDLE hFile, PIO_STATUS_BLOCK io,
1088 PVOID ptr, LONG len, FILE_INFORMATION_CLASS class )
1089 {
1090 static const size_t info_sizes[] =
1091 {
1092 0,
1093 sizeof(FILE_DIRECTORY_INFORMATION), /* FileDirectoryInformation */
1094 sizeof(FILE_FULL_DIRECTORY_INFORMATION), /* FileFullDirectoryInformation */
1095 sizeof(FILE_BOTH_DIRECTORY_INFORMATION), /* FileBothDirectoryInformation */
1096 sizeof(FILE_BASIC_INFORMATION), /* FileBasicInformation */
1097 sizeof(FILE_STANDARD_INFORMATION), /* FileStandardInformation */
1098 sizeof(FILE_INTERNAL_INFORMATION), /* FileInternalInformation */
1099 sizeof(FILE_EA_INFORMATION), /* FileEaInformation */
1100 sizeof(FILE_ACCESS_INFORMATION), /* FileAccessInformation */
1101 sizeof(FILE_NAME_INFORMATION)-sizeof(WCHAR), /* FileNameInformation */
1102 sizeof(FILE_RENAME_INFORMATION)-sizeof(WCHAR), /* FileRenameInformation */
1103 0, /* FileLinkInformation */
1104 sizeof(FILE_NAMES_INFORMATION)-sizeof(WCHAR), /* FileNamesInformation */
1105 sizeof(FILE_DISPOSITION_INFORMATION), /* FileDispositionInformation */
1106 sizeof(FILE_POSITION_INFORMATION), /* FilePositionInformation */
1107 sizeof(FILE_FULL_EA_INFORMATION), /* FileFullEaInformation */
1108 sizeof(FILE_MODE_INFORMATION), /* FileModeInformation */
1109 sizeof(FILE_ALIGNMENT_INFORMATION), /* FileAlignmentInformation */
1110 sizeof(FILE_ALL_INFORMATION)-sizeof(WCHAR), /* FileAllInformation */
1111 sizeof(FILE_ALLOCATION_INFORMATION), /* FileAllocationInformation */
1112 sizeof(FILE_END_OF_FILE_INFORMATION), /* FileEndOfFileInformation */
1113 0, /* FileAlternateNameInformation */
1114 sizeof(FILE_STREAM_INFORMATION)-sizeof(WCHAR), /* FileStreamInformation */
1115 0, /* FilePipeInformation */
1116 0, /* FilePipeLocalInformation */
1117 0, /* FilePipeRemoteInformation */
1118 sizeof(FILE_MAILSLOT_QUERY_INFORMATION), /* FileMailslotQueryInformation */
1119 0, /* FileMailslotSetInformation */
1120 0, /* FileCompressionInformation */
1121 0, /* FileObjectIdInformation */
1122 0, /* FileCompletionInformation */
1123 0, /* FileMoveClusterInformation */
1124 0, /* FileQuotaInformation */
1125 0, /* FileReparsePointInformation */
1126 0, /* FileNetworkOpenInformation */
1127 0, /* FileAttributeTagInformation */
1128 0 /* FileTrackingInformation */
1129 };
1130
1131 struct stat st;
1132 int fd;
1133
1134 TRACE("(%p,%p,%p,0x%08lx,0x%08x)\n", hFile, io, ptr, len, class);
1135
1136 io->Information = 0;
1137
1138 if (class <= 0 || class >= FileMaximumInformation)
1139 return io->u.Status = STATUS_INVALID_INFO_CLASS;
1140 if (!info_sizes[class])
1141 {
1142 FIXME("Unsupported class (%d)\n", class);
1143 return io->u.Status = STATUS_NOT_IMPLEMENTED;
1144 }
1145 if (len < info_sizes[class])
1146 return io->u.Status = STATUS_INFO_LENGTH_MISMATCH;
1147
1148 if ((io->u.Status = wine_server_handle_to_fd( hFile, 0, &fd, NULL )))
1149 return io->u.Status;
1150
1151 switch (class)
1152 {
1153 case FileBasicInformation:
1154 {
1155 FILE_BASIC_INFORMATION *info = ptr;
1156
1157 if (fstat( fd, &st ) == -1)
1158 io->u.Status = FILE_GetNtStatus();
1159 else if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode))
1160 io->u.Status = STATUS_INVALID_INFO_CLASS;
1161 else
1162 {
1163 if (S_ISDIR(st.st_mode)) info->FileAttributes = FILE_ATTRIBUTE_DIRECTORY;
1164 else info->FileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1165 if (!(st.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH)))
1166 info->FileAttributes |= FILE_ATTRIBUTE_READONLY;
1167 RtlSecondsSince1970ToTime( st.st_mtime, &info->CreationTime);
1168 RtlSecondsSince1970ToTime( st.st_mtime, &info->LastWriteTime);
1169 RtlSecondsSince1970ToTime( st.st_ctime, &info->ChangeTime);
1170 RtlSecondsSince1970ToTime( st.st_atime, &info->LastAccessTime);
1171 }
1172 }
1173 break;
1174 case FileStandardInformation:
1175 {
1176 FILE_STANDARD_INFORMATION *info = ptr;
1177
1178 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1179 else
1180 {
1181 if ((info->Directory = S_ISDIR(st.st_mode)))
1182 {
1183 info->AllocationSize.QuadPart = 0;
1184 info->EndOfFile.QuadPart = 0;
1185 info->NumberOfLinks = 1;
1186 info->DeletePending = FALSE;
1187 }
1188 else
1189 {
1190 info->AllocationSize.QuadPart = (ULONGLONG)st.st_blocks * 512;
1191 info->EndOfFile.QuadPart = st.st_size;
1192 info->NumberOfLinks = st.st_nlink;
1193 info->DeletePending = FALSE; /* FIXME */
1194 }
1195 }
1196 }
1197 break;
1198 case FilePositionInformation:
1199 {
1200 FILE_POSITION_INFORMATION *info = ptr;
1201 off_t res = lseek( fd, 0, SEEK_CUR );
1202 if (res == (off_t)-1) io->u.Status = FILE_GetNtStatus();
1203 else info->CurrentByteOffset.QuadPart = res;
1204 }
1205 break;
1206 case FileInternalInformation:
1207 {
1208 FILE_INTERNAL_INFORMATION *info = ptr;
1209
1210 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1211 else info->IndexNumber.QuadPart = st.st_ino;
1212 }
1213 break;
1214 case FileEaInformation:
1215 {
1216 FILE_EA_INFORMATION *info = ptr;
1217 info->EaSize = 0;
1218 }
1219 break;
1220 case FileEndOfFileInformation:
1221 {
1222 FILE_END_OF_FILE_INFORMATION *info = ptr;
1223
1224 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1225 else info->EndOfFile.QuadPart = S_ISDIR(st.st_mode) ? 0 : st.st_size;
1226 }
1227 break;
1228 case FileAllInformation:
1229 {
1230 FILE_ALL_INFORMATION *info = ptr;
1231
1232 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1233 else if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode))
1234 io->u.Status = STATUS_INVALID_INFO_CLASS;
1235 else
1236 {
1237 if ((info->StandardInformation.Directory = S_ISDIR(st.st_mode)))
1238 {
1239 info->BasicInformation.FileAttributes = FILE_ATTRIBUTE_DIRECTORY;
1240 info->StandardInformation.AllocationSize.QuadPart = 0;
1241 info->StandardInformation.EndOfFile.QuadPart = 0;
1242 info->StandardInformation.NumberOfLinks = 1;
1243 info->StandardInformation.DeletePending = FALSE;
1244 }
1245 else
1246 {
1247 info->BasicInformation.FileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1248 info->StandardInformation.AllocationSize.QuadPart = (ULONGLONG)st.st_blocks * 512;
1249 info->StandardInformation.EndOfFile.QuadPart = st.st_size;
1250 info->StandardInformation.NumberOfLinks = st.st_nlink;
1251 info->StandardInformation.DeletePending = FALSE; /* FIXME */
1252 }
1253 if (!(st.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH)))
1254 info->BasicInformation.FileAttributes |= FILE_ATTRIBUTE_READONLY;
1255 RtlSecondsSince1970ToTime( st.st_mtime, &info->BasicInformation.CreationTime);
1256 RtlSecondsSince1970ToTime( st.st_mtime, &info->BasicInformation.LastWriteTime);
1257 RtlSecondsSince1970ToTime( st.st_ctime, &info->BasicInformation.ChangeTime);
1258 RtlSecondsSince1970ToTime( st.st_atime, &info->BasicInformation.LastAccessTime);
1259 info->InternalInformation.IndexNumber.QuadPart = st.st_ino;
1260 info->EaInformation.EaSize = 0;
1261 info->AccessInformation.AccessFlags = 0; /* FIXME */
1262 info->PositionInformation.CurrentByteOffset.QuadPart = lseek( fd, 0, SEEK_CUR );
1263 info->ModeInformation.Mode = 0; /* FIXME */
1264 info->AlignmentInformation.AlignmentRequirement = 1; /* FIXME */
1265 info->NameInformation.FileNameLength = 0;
1266 io->Information = sizeof(*info) - sizeof(WCHAR);
1267 }
1268 }
1269 break;
1270 case FileMailslotQueryInformation:
1271 {
1272 FILE_MAILSLOT_QUERY_INFORMATION *info = ptr;
1273
1274 SERVER_START_REQ( set_mailslot_info )
1275 {
1276 req->handle = hFile;
1277 req->flags = 0;
1278 io->u.Status = wine_server_call( req );
1279 if( io->u.Status == STATUS_SUCCESS )
1280 {
1281 info->MaximumMessageSize = reply->max_msgsize;
1282 info->MailslotQuota = 0;
1283 info->NextMessageSize = reply->next_msgsize;
1284 info->MessagesAvailable = reply->msg_count;
1285 info->ReadTimeout.QuadPart = reply->read_timeout * -10000;
1286 }
1287 }
1288 SERVER_END_REQ;
1289 }
1290 break;
1291 default:
1292 FIXME("Unsupported class (%d)\n", class);
1293 io->u.Status = STATUS_NOT_IMPLEMENTED;
1294 break;
1295 }
1296 wine_server_release_fd( hFile, fd );
1297 if (io->u.Status == STATUS_SUCCESS && !io->Information) io->Information = info_sizes[class];
1298 return io->u.Status;
1299 }
1300
1301 /******************************************************************************
1302 * NtSetInformationFile [NTDLL.@]
1303 * ZwSetInformationFile [NTDLL.@]
1304 *
1305 * Set information about an open file handle.
1306 *
1307 * PARAMS
1308 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1309 * io [O] Receives information about the operation on return
1310 * ptr [I] Source for file information
1311 * len [I] Size of FileInformation
1312 * class [I] Type of file information to set
1313 *
1314 * RETURNS
1315 * Success: 0. io is updated.
1316 * Failure: An NTSTATUS error code describing the error.
1317 */
1318 NTSTATUS WINAPI NtSetInformationFile(HANDLE handle, PIO_STATUS_BLOCK io,
1319 PVOID ptr, ULONG len, FILE_INFORMATION_CLASS class)
1320 {
1321 int fd;
1322
1323 TRACE("(%p,%p,%p,0x%08lx,0x%08x)\n", handle, io, ptr, len, class);
1324
1325 if ((io->u.Status = wine_server_handle_to_fd( handle, 0, &fd, NULL )))
1326 return io->u.Status;
1327
1328 io->u.Status = STATUS_SUCCESS;
1329 switch (class)
1330 {
1331 case FileBasicInformation:
1332 if (len >= sizeof(FILE_BASIC_INFORMATION))
1333 {
1334 struct stat st;
1335 const FILE_BASIC_INFORMATION *info = ptr;
1336
1337 if (info->LastAccessTime.QuadPart || info->LastWriteTime.QuadPart)
1338 {
1339 ULONGLONG sec, nsec;
1340 struct timeval tv[2];
1341
1342 if (!info->LastAccessTime.QuadPart || !info->LastWriteTime.QuadPart)
1343 {
1344
1345 tv[0].tv_sec = tv[0].tv_usec = 0;
1346 tv[1].tv_sec = tv[1].tv_usec = 0;
1347 if (!fstat( fd, &st ))
1348 {
1349 tv[0].tv_sec = st.st_atime;
1350 tv[1].tv_sec = st.st_mtime;
1351 }
1352 }
1353 if (info->LastAccessTime.QuadPart)
1354 {
1355 sec = RtlLargeIntegerDivide( info->LastAccessTime.QuadPart, 10000000, &nsec );
1356 tv[0].tv_sec = sec - SECS_1601_TO_1970;
1357 tv[0].tv_usec = (UINT)nsec / 10;
1358 }
1359 if (info->LastWriteTime.QuadPart)
1360 {
1361 sec = RtlLargeIntegerDivide( info->LastWriteTime.QuadPart, 10000000, &nsec );
1362 tv[1].tv_sec = sec - SECS_1601_TO_1970;
1363 tv[1].tv_usec = (UINT)nsec / 10;
1364 }
1365 if (futimes( fd, tv ) == -1) io->u.Status = FILE_GetNtStatus();
1366 }
1367
1368 if (io->u.Status == STATUS_SUCCESS && info->FileAttributes)
1369 {
1370 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1371 else
1372 {
1373 if (info->FileAttributes & FILE_ATTRIBUTE_READONLY)
1374 {
1375 if (S_ISDIR( st.st_mode))
1376 WARN("FILE_ATTRIBUTE_READONLY ignored for directory.\n");
1377 else
1378 st.st_mode &= ~0222; /* clear write permission bits */
1379 }
1380 else
1381 {
1382 /* add write permission only where we already have read permission */
1383 st.st_mode |= (0600 | ((st.st_mode & 044) >> 1)) & (~FILE_umask);
1384 }
1385 if (fchmod( fd, st.st_mode ) == -1) io->u.Status = FILE_GetNtStatus();
1386 }
1387 }
1388 }
1389 else io->u.Status = STATUS_INVALID_PARAMETER_3;
1390 break;
1391
1392 case FilePositionInformation:
1393 if (len >= sizeof(FILE_POSITION_INFORMATION))
1394 {
1395 const FILE_POSITION_INFORMATION *info = ptr;
1396
1397 if (lseek( fd, info->CurrentByteOffset.QuadPart, SEEK_SET ) == (off_t)-1)
1398 io->u.Status = FILE_GetNtStatus();
1399 }
1400 else io->u.Status = STATUS_INVALID_PARAMETER_3;
1401 break;
1402
1403 case FileEndOfFileInformation:
1404 if (len >= sizeof(FILE_END_OF_FILE_INFORMATION))
1405 {
1406 struct stat st;
1407 const FILE_END_OF_FILE_INFORMATION *info = ptr;
1408
1409 /* first try normal truncate */
1410 if (ftruncate( fd, (off_t)info->EndOfFile.QuadPart ) != -1) break;
1411
1412 /* now check for the need to extend the file */
1413 if (fstat( fd, &st ) != -1 && (off_t)info->EndOfFile.QuadPart > st.st_size)
1414 {
1415 static const char zero;
1416
1417 /* extend the file one byte beyond the requested size and then truncate it */
1418 /* this should work around ftruncate implementations that can't extend files */
1419 if (pwrite( fd, &zero, 1, (off_t)info->EndOfFile.QuadPart ) != -1 &&
1420 ftruncate( fd, (off_t)info->EndOfFile.QuadPart ) != -1) break;
1421 }
1422 io->u.Status = FILE_GetNtStatus();
1423 }
1424 else io->u.Status = STATUS_INVALID_PARAMETER_3;
1425 break;
1426
1427 case FileMailslotSetInformation:
1428 {
1429 FILE_MAILSLOT_SET_INFORMATION *info = ptr;
1430
1431 SERVER_START_REQ( set_mailslot_info )
1432 {
1433 req->handle = handle;
1434 req->flags = MAILSLOT_SET_READ_TIMEOUT;
1435 req->read_timeout = info->ReadTimeout.QuadPart / -10000;
1436 io->u.Status = wine_server_call( req );
1437 }
1438 SERVER_END_REQ;
1439 }
1440 break;
1441
1442 default:
1443 FIXME("Unsupported class (%d)\n", class);
1444 io->u.Status = STATUS_NOT_IMPLEMENTED;
1445 break;
1446 }
1447 wine_server_release_fd( handle, fd );
1448 io->Information = 0;
1449 return io->u.Status;
1450 }
1451
1452
1453 /******************************************************************************
1454 * NtQueryFullAttributesFile (NTDLL.@)
1455 */
1456 NTSTATUS WINAPI NtQueryFullAttributesFile( const OBJECT_ATTRIBUTES *attr,
1457 FILE_NETWORK_OPEN_INFORMATION *info )
1458 {
1459 ANSI_STRING unix_name;
1460 NTSTATUS status;
1461
1462 if (!(status = wine_nt_to_unix_file_name( attr->ObjectName, &unix_name, FILE_OPEN,
1463 !(attr->Attributes & OBJ_CASE_INSENSITIVE) )))
1464 {
1465 struct stat st;
1466
1467 if (stat( unix_name.Buffer, &st ) == -1)
1468 status = FILE_GetNtStatus();
1469 else if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode))
1470 status = STATUS_INVALID_INFO_CLASS;
1471 else
1472 {
1473 if (S_ISDIR(st.st_mode))
1474 {
1475 info->FileAttributes = FILE_ATTRIBUTE_DIRECTORY;
1476 info->AllocationSize.QuadPart = 0;
1477 info->EndOfFile.QuadPart = 0;
1478 }
1479 else
1480 {
1481 info->FileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1482 info->AllocationSize.QuadPart = (ULONGLONG)st.st_blocks * 512;
1483 info->EndOfFile.QuadPart = st.st_size;
1484 }
1485 if (!(st.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH)))
1486 info->FileAttributes |= FILE_ATTRIBUTE_READONLY;
1487 RtlSecondsSince1970ToTime( st.st_mtime, &info->CreationTime );
1488 RtlSecondsSince1970ToTime( st.st_mtime, &info->LastWriteTime );
1489 RtlSecondsSince1970ToTime( st.st_ctime, &info->ChangeTime );
1490 RtlSecondsSince1970ToTime( st.st_atime, &info->LastAccessTime );
1491 if (DIR_is_hidden_file( attr->ObjectName ))
1492 info->FileAttributes |= FILE_ATTRIBUTE_HIDDEN;
1493 }
1494 RtlFreeAnsiString( &unix_name );
1495 }
1496 else WARN("%s not found (%lx)\n", debugstr_us(attr->ObjectName), status );
1497 return status;
1498 }
1499
1500
1501 /******************************************************************************
1502 * NtQueryAttributesFile (NTDLL.@)
1503 * ZwQueryAttributesFile (NTDLL.@)
1504 */
1505 NTSTATUS WINAPI NtQueryAttributesFile( const OBJECT_ATTRIBUTES *attr, FILE_BASIC_INFORMATION *info )
1506 {
1507 FILE_NETWORK_OPEN_INFORMATION full_info;
1508 NTSTATUS status;
1509
1510 if (!(status = NtQueryFullAttributesFile( attr, &full_info )))
1511 {
1512 info->CreationTime.QuadPart = full_info.CreationTime.QuadPart;
1513 info->LastAccessTime.QuadPart = full_info.LastAccessTime.QuadPart;
1514 info->LastWriteTime.QuadPart = full_info.LastWriteTime.QuadPart;
1515 info->ChangeTime.QuadPart = full_info.ChangeTime.QuadPart;
1516 info->FileAttributes = full_info.FileAttributes;
1517 }
1518 return status;
1519 }
1520
1521
1522 /******************************************************************************
1523 * FILE_GetDeviceInfo
1524 *
1525 * Implementation of the FileFsDeviceInformation query for NtQueryVolumeInformationFile.
1526 */
1527 NTSTATUS FILE_GetDeviceInfo( int fd, FILE_FS_DEVICE_INFORMATION *info )
1528 {
1529 struct stat st;
1530
1531 info->Characteristics = 0;
1532 if (fstat( fd, &st ) < 0) return FILE_GetNtStatus();
1533 if (S_ISCHR( st.st_mode ))
1534 {
1535 info->DeviceType = FILE_DEVICE_UNKNOWN;
1536 #ifdef linux
1537 switch(major(st.st_rdev))
1538 {
1539 case MEM_MAJOR:
1540 info->DeviceType = FILE_DEVICE_NULL;
1541 break;
1542 case TTY_MAJOR:
1543 info->DeviceType = FILE_DEVICE_SERIAL_PORT;
1544 break;
1545 case LP_MAJOR:
1546 info->DeviceType = FILE_DEVICE_PARALLEL_PORT;
1547 break;
1548 case SCSI_TAPE_MAJOR:
1549 info->DeviceType = FILE_DEVICE_TAPE;
1550 break;
1551 }
1552 #endif
1553 }
1554 else if (S_ISBLK( st.st_mode ))
1555 {
1556 info->DeviceType = FILE_DEVICE_DISK;
1557 }
1558 else if (S_ISFIFO( st.st_mode ) || S_ISSOCK( st.st_mode ))
1559 {
1560 info->DeviceType = FILE_DEVICE_NAMED_PIPE;
1561 }
1562 else /* regular file or directory */
1563 {
1564 #if defined(linux) && defined(HAVE_FSTATFS)
1565 struct statfs stfs;
1566
1567 /* check for floppy disk */
1568 if (major(st.st_dev) == FLOPPY_MAJOR)
1569 info->Characteristics |= FILE_REMOVABLE_MEDIA;
1570
1571 if (fstatfs( fd, &stfs ) < 0) stfs.f_type = 0;
1572 switch (stfs.f_type)
1573 {
1574 case 0x9660: /* iso9660 */
1575 case 0x15013346: /* udf */
1576 info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM;
1577 info->Characteristics |= FILE_REMOVABLE_MEDIA|FILE_READ_ONLY_DEVICE;
1578 break;
1579 case 0x6969: /* nfs */
1580 case 0x517B: /* smbfs */
1581 case 0x564c: /* ncpfs */
1582 info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM;
1583 info->Characteristics |= FILE_REMOTE_DEVICE;
1584 break;
1585 case 0x01021994: /* tmpfs */
1586 case 0x28cd3d45: /* cramfs */
1587 case 0x1373: /* devfs */
1588 case 0x9fa0: /* procfs */
1589 info->DeviceType = FILE_DEVICE_VIRTUAL_DISK;
1590 break;
1591 default:
1592 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1593 break;
1594 }
1595 #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
1596 struct statfs stfs;
1597
1598 /* The proper way to do this in FreeBSD seems to be with the
1599 * name rather than the type, since their linux-compatible
1600 * fstatfs call converts the name to one of the Linux types.
1601 */
1602 if (fstatfs( fd, &stfs ) < 0)
1603 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1604 else if (!strncmp("cd9660", stfs.f_fstypename,
1605 sizeof(stfs.f_fstypename)))
1606 {
1607 info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM;
1608 /* Don't assume read-only, let the mount options set it
1609 * below
1610 */
1611 info->Characteristics |= FILE_REMOVABLE_MEDIA;
1612 }
1613 else if (!strncmp("nfs", stfs.f_fstypename,
1614 sizeof(stfs.f_fstypename)))
1615 {
1616 info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM;
1617 info->Characteristics |= FILE_REMOTE_DEVICE;
1618 }
1619 else if (!strncmp("nwfs", stfs.f_fstypename,
1620 sizeof(stfs.f_fstypename)))
1621 {
1622 info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM;
1623 info->Characteristics |= FILE_REMOTE_DEVICE;
1624 }
1625 else if (!strncmp("procfs", stfs.f_fstypename,
1626 sizeof(stfs.f_fstypename)))
1627 info->DeviceType = FILE_DEVICE_VIRTUAL_DISK;
1628 else
1629 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1630 if (stfs.f_flags & MNT_RDONLY)
1631 info->Characteristics |= FILE_READ_ONLY_DEVICE;
1632 if (!(stfs.f_flags & MNT_LOCAL))
1633 {
1634 info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM;
1635 info->Characteristics |= FILE_REMOTE_DEVICE;
1636 }
1637 #elif defined (__APPLE__)
1638 struct statfs stfs;
1639 kern_return_t kernResult = KERN_FAILURE;
1640 mach_port_t masterPort;
1641 char bsdName[6]; /* disk#\0 */
1642 const char *name;
1643
1644 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1645
1646 if (fstatfs( fd, &stfs ) < 0) return FILE_GetNtStatus();
1647
1648 /* stfs.f_type is reserved (always set to 0) so use IOKit */
1649 name = stfs.f_mntfromname + strlen(_PATH_DEV);
1650 memcpy( bsdName, name, min(strlen(name)+1,sizeof(bsdName)) );
1651 bsdName[sizeof(bsdName)-1] = 0;
1652
1653 kernResult = IOMasterPort(MACH_PORT_NULL, &masterPort);
1654
1655 if (kernResult == KERN_SUCCESS)
1656 {
1657 CFMutableDictionaryRef matching = IOBSDNameMatching(masterPort, 0, bsdName);
1658
1659 if (matching)
1660 {
1661 CFStringRef type;
1662 CFMutableDictionaryRef properties;
1663 io_service_t devService = IOServiceGetMatchingService(masterPort, matching);
1664
1665 if (IORegistryEntryCreateCFProperties(devService,
1666 &properties,
1667 kCFAllocatorDefault, 0) != KERN_SUCCESS)
1668 return FILE_GetNtStatus(); /* FIXME */
1669 if ( CFEqual(
1670 CFDictionaryGetValue(properties, CFSTR("Removable")),
1671 kCFBooleanTrue)
1672 ) info->Characteristics |= FILE_REMOVABLE_MEDIA;
1673
1674 if ( CFEqual(
1675 CFDictionaryGetValue(properties, CFSTR("Writable")),
1676 kCFBooleanFalse)
1677 ) info->Characteristics |= FILE_READ_ONLY_DEVICE;
1678
1679 /*
1680 NB : mounted disk image (.img/.dmg) don't provide specific type
1681 */
1682 if ( (type = CFDictionaryGetValue(properties, CFSTR("Type"))) )
1683 {
1684 if ( CFStringCompare(type, CFSTR("CD-ROM"), 0) == kCFCompareEqualTo
1685 || CFStringCompare(type, CFSTR("DVD-ROM"), 0) == kCFCompareEqualTo
1686 )
1687 {
1688 info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM;
1689 }
1690 }
1691
1692 if (properties)
1693 CFRelease(properties);
1694 }
1695 }
1696 #elif defined(sun)
1697 /* Use dkio to work out device types */
1698 {
1699 # include <sys/dkio.h>
1700 # include <sys/vtoc.h>
1701 struct dk_cinfo dkinf;
1702 int retval = ioctl(fd, DKIOCINFO, &dkinf);
1703 if(retval==-1){
1704 WARN("Unable to get disk device type information - assuming a disk like device\n");
1705 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1706 }
1707 switch (dkinf.dki_ctype)
1708 {
1709 case DKC_CDROM:
1710 info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM;
1711 info->Characteristics |= FILE_REMOVABLE_MEDIA|FILE_READ_ONLY_DEVICE;
1712 break;
1713 case DKC_NCRFLOPPY:
1714 case DKC_SMSFLOPPY:
1715 case DKC_INTEL82072:
1716 case DKC_INTEL82077:
1717 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1718 info->Characteristics |= FILE_REMOVABLE_MEDIA;
1719 break;
1720 case DKC_MD:
1721 info->DeviceType = FILE_DEVICE_VIRTUAL_DISK;
1722 break;
1723 default:
1724 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1725 }
1726 }
1727 #else
1728 static int warned;
1729 if (!warned++) FIXME( "device info not properly supported on this platform\n" );
1730 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1731 #endif
1732 info->Characteristics |= FILE_DEVICE_IS_MOUNTED;
1733 }
1734 return STATUS_SUCCESS;
1735 }
1736
1737
1738 /******************************************************************************
1739 * NtQueryVolumeInformationFile [NTDLL.@]
1740 * ZwQueryVolumeInformationFile [NTDLL.@]
1741 *
1742 * Get volume information for an open file handle.
1743 *
1744 * PARAMS
1745 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1746 * io [O] Receives information about the operation on return
1747 * buffer [O] Destination for volume information
1748 * length [I] Size of FsInformation
1749 * info_class [I] Type of volume information to set
1750 *
1751 * RETURNS
1752 * Success: 0. io and buffer are updated.
1753 * Failure: An NTSTATUS error code describing the error.
1754 */
1755 NTSTATUS WINAPI NtQueryVolumeInformationFile( HANDLE handle, PIO_STATUS_BLOCK io,
1756 PVOID buffer, ULONG length,
1757 FS_INFORMATION_CLASS info_class )
1758 {
1759 int fd;
1760 struct stat st;
1761
1762 if ((io->u.Status = wine_server_handle_to_fd( handle, 0, &fd, NULL )) != STATUS_SUCCESS)
1763 return io->u.Status;
1764
1765 io->u.Status = STATUS_NOT_IMPLEMENTED;
1766 io->Information = 0;
1767
1768 switch( info_class )
1769 {
1770 case FileFsVolumeInformation:
1771 FIXME( "%p: volume info not supported\n", handle );
1772 break;
1773 case FileFsLabelInformation:
1774 FIXME( "%p: label info not supported\n", handle );
1775 break;
1776 case FileFsSizeInformation:
1777 if (length < sizeof(FILE_FS_SIZE_INFORMATION))
1778 io->u.Status = STATUS_BUFFER_TOO_SMALL;
1779 else
1780 {
1781 FILE_FS_SIZE_INFORMATION *info = buffer;
1782
1783 if (fstat( fd, &st ) < 0)
1784 {
1785 io->u.Status = FILE_GetNtStatus();
1786 break;
1787 }
1788 if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode))
1789 {
1790 io->u.Status = STATUS_INVALID_DEVICE_REQUEST;
1791 }
1792 else
1793 {
1794 /* Linux's fstatvfs is buggy */
1795 #if !defined(linux) || !defined(HAVE_FSTATFS)
1796 struct statvfs stfs;
1797
1798 if (fstatvfs( fd, &stfs ) < 0)
1799 {
1800 io->u.Status = FILE_GetNtStatus();
1801 break;
1802 }
1803 info->BytesPerSector = stfs.f_frsize;
1804 #else
1805 struct statfs stfs;
1806 if (fstatfs( fd, &stfs ) < 0)
1807 {
1808 io->u.Status = FILE_GetNtStatus();
1809 break;
1810 }
1811 info->BytesPerSector = stfs.f_bsize;
1812 #endif
1813 info->TotalAllocationUnits.QuadPart = stfs.f_blocks;
1814 info->AvailableAllocationUnits.QuadPart = stfs.f_bavail;
1815 info->SectorsPerAllocationUnit = 1;
1816 io->Information = sizeof(*info);
1817 io->u.Status = STATUS_SUCCESS;
1818 }
1819 }
1820 break;
1821 case FileFsDeviceInformation:
1822 if (length < sizeof(FILE_FS_DEVICE_INFORMATION))
1823 io->u.Status = STATUS_BUFFER_TOO_SMALL;
1824 else
1825 {
1826 FILE_FS_DEVICE_INFORMATION *info = buffer;
1827
1828 if ((io->u.Status = FILE_GetDeviceInfo( fd, info )) == STATUS_SUCCESS)
1829 io->Information = sizeof(*info);
1830 }
1831 break;
1832 case FileFsAttributeInformation:
1833 FIXME( "%p: attribute info not supported\n", handle );
1834 break;
1835 case FileFsControlInformation:
1836 FIXME( "%p: control info not supported\n", handle );
1837 break;
1838 case FileFsFullSizeInformation:
1839 FIXME( "%p: full size info not supported\n", handle );
1840 break;
1841 case FileFsObjectIdInformation:
1842 FIXME( "%p: object id info not supported\n", handle );
1843 break;
1844 case FileFsMaximumInformation:
1845 FIXME( "%p: maximum info not supported\n", handle );
1846 break;
1847 default:
1848 io->u.Status = STATUS_INVALID_PARAMETER;
1849 break;
1850 }
1851 wine_server_release_fd( handle, fd );
1852 return io->u.Status;
1853 }
1854
1855
1856 /******************************************************************
1857 * NtFlushBuffersFile (NTDLL.@)
1858 *
1859 * Flush any buffered data on an open file handle.
1860 *
1861 * PARAMS
1862 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1863 * IoStatusBlock [O] Receives information about the operation on return
1864 *
1865 * RETURNS
1866 * Success: 0. IoStatusBlock is updated.
1867 * Failure: An NTSTATUS error code describing the error.
1868 */
1869 NTSTATUS WINAPI NtFlushBuffersFile( HANDLE hFile, IO_STATUS_BLOCK* IoStatusBlock )
1870 {
1871 NTSTATUS ret;
1872 HANDLE hEvent = NULL;
1873
1874 SERVER_START_REQ( flush_file )
1875 {
1876 req->handle = hFile;
1877 ret = wine_server_call( req );
1878 hEvent = reply->event;
1879 }
1880 SERVER_END_REQ;
1881 if (!ret && hEvent)
1882 {
1883 ret = NtWaitForSingleObject( hEvent, FALSE, NULL );
1884 NtClose( hEvent );
1885 }
1886 return ret;
1887 }
1888
1889 /******************************************************************
1890 * NtLockFile (NTDLL.@)
1891 *
1892 *
1893 */
1894 NTSTATUS WINAPI NtLockFile( HANDLE hFile, HANDLE lock_granted_event,
1895 PIO_APC_ROUTINE apc, void* apc_user,
1896 PIO_STATUS_BLOCK io_status, PLARGE_INTEGER offset,
1897 PLARGE_INTEGER count, ULONG* key, BOOLEAN dont_wait,
1898 BOOLEAN exclusive )
1899 {
1900 NTSTATUS ret;
1901 HANDLE handle;
1902 BOOLEAN async;
1903
1904 if (apc || io_status || key)
1905 {
1906 FIXME("Unimplemented yet parameter\n");
1907 return STATUS_NOT_IMPLEMENTED;
1908 }
1909
1910 for (;;)
1911 {
1912 SERVER_START_REQ( lock_file )
1913 {
1914 req->handle = hFile;
1915 req->offset_low = offset->u.LowPart;
1916 req->offset_high = offset->u.HighPart;
1917 req->count_low = count->u.LowPart;
1918 req->count_high = count->u.HighPart;
1919 req->shared = !exclusive;
1920 req->wait = !dont_wait;
1921 ret = wine_server_call( req );
1922 handle = reply->handle;
1923 async = reply->overlapped;
1924 }
1925 SERVER_END_REQ;
1926 if (ret != STATUS_PENDING)
1927 {
1928 if (!ret && lock_granted_event) NtSetEvent(lock_granted_event, NULL);
1929 return ret;
1930 }
1931
1932 if (async)
1933 {
1934 FIXME( "Async I/O lock wait not implemented, might deadlock\n" );
1935 if (handle) NtClose( handle );
1936 return STATUS_PENDING;
1937 }
1938 if (handle)
1939 {
1940 NtWaitForSingleObject( handle, FALSE, NULL );
1941 NtClose( handle );
1942 }
1943 else
1944 {
1945 LARGE_INTEGER time;
1946
1947 /* Unix lock conflict, sleep a bit and retry */
1948 time.QuadPart = 100 * (ULONGLONG)10000;
1949 time.QuadPart = -time.QuadPart;
1950 NtDelayExecution( FALSE, &time );
1951 }
1952 }
1953 }
1954
1955
1956 /******************************************************************
1957 * NtUnlockFile (NTDLL.@)
1958 *
1959 *
1960 */
1961 NTSTATUS WINAPI NtUnlockFile( HANDLE hFile, PIO_STATUS_BLOCK io_status,
1962 PLARGE_INTEGER offset, PLARGE_INTEGER count,
1963 PULONG key )
1964 {
1965 NTSTATUS status;
1966
1967 TRACE( "%p %lx%08lx %lx%08lx\n",
1968 hFile, offset->u.HighPart, offset->u.LowPart, count->u.HighPart, count->u.LowPart );
1969
1970 if (io_status || key)
1971 {
1972 FIXME("Unimplemented yet parameter\n");
1973 return STATUS_NOT_IMPLEMENTED;
1974 }
1975
1976 SERVER_START_REQ( unlock_file )
1977 {
1978 req->handle = hFile;
1979 req->offset_low = offset->u.LowPart;
1980 req->offset_high = offset->u.HighPart;
1981 req->count_low = count->u.LowPart;
1982 req->count_high = count->u.HighPart;
1983 status = wine_server_call( req );
1984 }
1985 SERVER_END_REQ;
1986 return status;
1987 }
1988
1989 /******************************************************************
1990 * NtCreateNamedPipeFile (NTDLL.@)
1991 *
1992 *
1993 */
1994 NTSTATUS WINAPI NtCreateNamedPipeFile( PHANDLE handle, ULONG access,
1995 POBJECT_ATTRIBUTES attr, PIO_STATUS_BLOCK iosb,
1996 ULONG sharing, ULONG dispo, ULONG options,
1997 ULONG pipe_type, ULONG read_mode,
1998 ULONG completion_mode, ULONG max_inst,
1999 ULONG inbound_quota, ULONG outbound_quota,
2000 PLARGE_INTEGER timeout)
2001 {
2002 NTSTATUS status;
2003 static const WCHAR leadin[] = {'\\','?','?','\\','P','I','P','E','\\'};
2004
2005 TRACE("(%p %lx %s %p %lx %ld %lx %ld %ld %ld %ld %ld %ld %p)\n",
2006 handle, access, debugstr_w(attr->ObjectName->Buffer), iosb, sharing, dispo,
2007 options, pipe_type, read_mode, completion_mode, max_inst, inbound_quota,
2008 outbound_quota, timeout);
2009
2010 if (attr->ObjectName->Length < sizeof(leadin) ||
2011 strncmpiW( attr->ObjectName->Buffer,
2012 leadin, sizeof(leadin)/sizeof(leadin[0]) ))
2013 return STATUS_OBJECT_NAME_INVALID;
2014 /* assume we only get relative timeout, and storable in a DWORD as ms */
2015 if (timeout->QuadPart > 0 || (timeout->QuadPart / -10000) >> 32)
2016 FIXME("Wrong time %s\n", wine_dbgstr_longlong(timeout->QuadPart));
2017
2018 SERVER_START_REQ( create_named_pipe )
2019 {
2020 req->access = access;
2021 req->attributes = (attr) ? attr->Attributes : 0;
2022 req->rootdir = attr ? attr->RootDirectory : 0;
2023 req->options = options;
2024 req->flags =
2025 (pipe_type) ? NAMED_PIPE_MESSAGE_STREAM_WRITE : 0 |
2026 (read_mode) ? NAMED_PIPE_MESSAGE_STREAM_READ : 0 |
2027 (completion_mode) ? NAMED_PIPE_NONBLOCKING_MODE : 0;
2028 req->maxinstances = max_inst;
2029 req->outsize = outbound_quota;
2030 req->insize = inbound_quota;
2031 req->timeout = timeout->QuadPart / -10000;
2032 wine_server_add_data( req, attr->ObjectName->Buffer,
2033 attr->ObjectName->Length );
2034 status = wine_server_call( req );
2035 if (!status) *handle = reply->handle;
2036 }
2037 SERVER_END_REQ;
2038 return status;
2039 }
2040
2041 /******************************************************************
2042 * NtDeleteFile (NTDLL.@)
2043 *
2044 *
2045 */
2046 NTSTATUS WINAPI NtDeleteFile( POBJECT_ATTRIBUTES ObjectAttributes )
2047 {
2048 NTSTATUS status;
2049 HANDLE hFile;
2050 IO_STATUS_BLOCK io;
2051
2052 TRACE("%p\n", ObjectAttributes);
2053 status = NtCreateFile( &hFile, GENERIC_READ | GENERIC_WRITE | DELETE,
2054 ObjectAttributes, &io, NULL, 0,
2055 FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
2056 FILE_OPEN, FILE_DELETE_ON_CLOSE, NULL, 0 );
2057 if (status == STATUS_SUCCESS) status = NtClose(hFile);
2058 return status;
2059 }
2060
2061 /******************************************************************
2062 * NtCancelIoFile (NTDLL.@)
2063 *
2064 *
2065 */
2066 NTSTATUS WINAPI NtCancelIoFile( HANDLE hFile, PIO_STATUS_BLOCK io_status )
2067 {
2068 LARGE_INTEGER timeout;
2069
2070 TRACE("%p %p\n", hFile, io_status );
2071
2072 SERVER_START_REQ( cancel_async )
2073 {
2074 req->handle = hFile;
2075 wine_server_call( req );
2076 }
2077 SERVER_END_REQ;
2078 /* Let some APC be run, so that we can run the remaining APCs on hFile
2079 * either the cancelation of the pending one, but also the execution
2080 * of the queued APC, but not yet run. This is needed to ensure proper
2081 * clean-up of allocated data.
2082 */
2083 timeout.u.LowPart = timeout.u.HighPart = 0;
2084 return io_status->u.Status = NtDelayExecution( TRUE, &timeout );
2085 }
2086
2087 /******************************************************************************
2088 * NtCreateMailslotFile [NTDLL.@]
2089 * ZwCreateMailslotFile [NTDLL.@]
2090 *
2091 * PARAMS
2092 * pHandle [O] pointer to receive the handle created
2093 * DesiredAccess [I] access mode (read, write, etc)
2094 * ObjectAttributes [I] fully qualified NT path of the mailslot
2095 * IoStatusBlock [O] receives completion status and other info
2096 * CreateOptions [I]
2097 * MailslotQuota [I]
2098 * MaxMessageSize [I]
2099 * TimeOut [I]
2100 *
2101 * RETURNS
2102 * An NT status code
2103 */
2104 NTSTATUS WINAPI NtCreateMailslotFile(PHANDLE pHandle, ULONG DesiredAccess,
2105 POBJECT_ATTRIBUTES attr, PIO_STATUS_BLOCK IoStatusBlock,
2106 ULONG CreateOptions, ULONG MailslotQuota, ULONG MaxMessageSize,
2107 PLARGE_INTEGER TimeOut)
2108 {
2109 static const WCHAR leadin[] = {
2110 '\\','?','?','\\','M','A','I','L','S','L','O','T','\\'};
2111 NTSTATUS ret;
2112
2113 TRACE("%p %08lx %p %p %08lx %08lx %08lx %p\n",
2114 pHandle, DesiredAccess, attr, IoStatusBlock,
2115 CreateOptions, MailslotQuota, MaxMessageSize, TimeOut);
2116
2117 if (attr->ObjectName->Length < sizeof(leadin) ||
2118 strncmpiW( attr->ObjectName->Buffer,
2119 leadin, sizeof(leadin)/sizeof(leadin[0]) ))
2120 {
2121 return STATUS_OBJECT_NAME_INVALID;
2122 }
2123
2124 SERVER_START_REQ( create_mailslot )
2125 {
2126 req->access = DesiredAccess;
2127 req->attributes = (attr) ? attr->Attributes : 0;
2128 req->rootdir = attr ? attr->RootDirectory : 0;
2129 req->max_msgsize = MaxMessageSize;
2130 req->read_timeout = (TimeOut->QuadPart <= 0) ? TimeOut->QuadPart / -10000 : -1;
2131 wine_server_add_data( req, attr->ObjectName->Buffer,
2132 attr->ObjectName->Length );
2133 ret = wine_server_call( req );
2134 if( ret == STATUS_SUCCESS )
2135 *pHandle = reply->handle;
2136 }
2137 SERVER_END_REQ;
2138
2139 return ret;
2140 }
Maarten's multimedia branch