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ntdll: Implement FSCTL_PIPE_WAIT NtFsControlFile ioctl.
[wine.git] / dlls / ntdll / file.c
blob4da96330b2856e71c31be1ccacd23b414903c143
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 STATFS_DEFINED_BY_SYS_VFS
49 # include <sys/vfs.h>
50 #else
51 # ifdef STATFS_DEFINED_BY_SYS_MOUNT
52 # include <sys/mount.h>
53 # else
54 # ifdef STATFS_DEFINED_BY_SYS_STATFS
55 # include <sys/statfs.h>
56 # endif
57 # endif
58 #endif
59
60 #ifdef HAVE_IOKIT_IOKITLIB_H
61 # include <IOKit/IOKitLib.h>
62 # include <CoreFoundation/CFNumber.h> /* for kCFBooleanTrue, kCFBooleanFalse */
63 # include <paths.h>
64 #endif
65
66 #define NONAMELESSUNION
67 #define NONAMELESSSTRUCT
68 #include "ntstatus.h"
69 #define WIN32_NO_STATUS
70 #include "wine/unicode.h"
71 #include "wine/debug.h"
72 #include "thread.h"
73 #include "wine/server.h"
74 #include "ntdll_misc.h"
75
76 #include "winternl.h"
77 #include "winioctl.h"
78
79 WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
80
81 mode_t FILE_umask = 0;
82
83 #define SECSPERDAY 86400
84 #define SECS_1601_TO_1970 ((369 * 365 + 89) * (ULONGLONG)SECSPERDAY)
85
86 /**************************************************************************
87 * NtOpenFile [NTDLL.@]
88 * ZwOpenFile [NTDLL.@]
89 *
90 * Open a file.
91 *
92 * PARAMS
93 * handle [O] Variable that receives the file handle on return
94 * access [I] Access desired by the caller to the file
95 * attr [I] Structure describing the file to be opened
96 * io [O] Receives details about the result of the operation
97 * sharing [I] Type of shared access the caller requires
98 * options [I] Options for the file open
99 *
100 * RETURNS
101 * Success: 0. FileHandle and IoStatusBlock are updated.
102 * Failure: An NTSTATUS error code describing the error.
103 */
104 NTSTATUS WINAPI NtOpenFile( PHANDLE handle, ACCESS_MASK access,
105 POBJECT_ATTRIBUTES attr, PIO_STATUS_BLOCK io,
106 ULONG sharing, ULONG options )
107 {
108 return NtCreateFile( handle, access, attr, io, NULL, 0,
109 sharing, FILE_OPEN, options, NULL, 0 );
110 }
111
112 /**************************************************************************
113 * NtCreateFile [NTDLL.@]
114 * ZwCreateFile [NTDLL.@]
115 *
116 * Either create a new file or directory, or open an existing file, device,
117 * directory or volume.
118 *
119 * PARAMS
120 * handle [O] Points to a variable which receives the file handle on return
121 * access [I] Desired access to the file
122 * attr [I] Structure describing the file
123 * io [O] Receives information about the operation on return
124 * alloc_size [I] Initial size of the file in bytes
125 * attributes [I] Attributes to create the file with
126 * sharing [I] Type of shared access the caller would like to the file
127 * disposition [I] Specifies what to do, depending on whether the file already exists
128 * options [I] Options for creating a new file
129 * ea_buffer [I] Pointer to an extended attributes buffer
130 * ea_length [I] Length of ea_buffer
131 *
132 * RETURNS
133 * Success: 0. handle and io are updated.
134 * Failure: An NTSTATUS error code describing the error.
135 */
136 NTSTATUS WINAPI NtCreateFile( PHANDLE handle, ACCESS_MASK access, POBJECT_ATTRIBUTES attr,
137 PIO_STATUS_BLOCK io, PLARGE_INTEGER alloc_size,
138 ULONG attributes, ULONG sharing, ULONG disposition,
139 ULONG options, PVOID ea_buffer, ULONG ea_length )
140 {
141 static const WCHAR pipeW[] = {'\\','?','?','\\','p','i','p','e','\\'};
142 static const WCHAR mailslotW[] = {'\\','?','?','\\','M','A','I','L','S','L','O','T','\\'};
143 ANSI_STRING unix_name;
144 int created = FALSE;
145
146 TRACE("handle=%p access=%08lx name=%s objattr=%08lx root=%p sec=%p io=%p alloc_size=%p\n"
147 "attr=%08lx sharing=%08lx disp=%ld options=%08lx ea=%p.0x%08lx\n",
148 handle, access, debugstr_us(attr->ObjectName), attr->Attributes,
149 attr->RootDirectory, attr->SecurityDescriptor, io, alloc_size,
150 attributes, sharing, disposition, options, ea_buffer, ea_length );
151
152 if (!attr || !attr->ObjectName) return STATUS_INVALID_PARAMETER;
153
154 if (alloc_size) FIXME( "alloc_size not supported\n" );
155
156 /* check for named pipe */
157
158 if (attr->ObjectName->Length > sizeof(pipeW) &&
159 !memicmpW( attr->ObjectName->Buffer, pipeW, sizeof(pipeW)/sizeof(WCHAR) ))
160 {
161 SERVER_START_REQ( open_named_pipe )
162 {
163 req->access = access;
164 req->attributes = (attr) ? attr->Attributes : 0;
165 req->rootdir = attr ? attr->RootDirectory : 0;
166 req->flags = options;
167 wine_server_add_data( req, attr->ObjectName->Buffer,
168 attr->ObjectName->Length );
169 io->u.Status = wine_server_call( req );
170 *handle = reply->handle;
171 }
172 SERVER_END_REQ;
173 return io->u.Status;
174 }
175
176 /* check for mailslot */
177
178 if (attr->ObjectName->Length > sizeof(mailslotW) &&
179 !memicmpW( attr->ObjectName->Buffer, mailslotW, sizeof(mailslotW)/sizeof(WCHAR) ))
180 {
181 SERVER_START_REQ( open_mailslot )
182 {
183 req->access = access & GENERIC_WRITE;
184 req->attributes = (attr) ? attr->Attributes : 0;
185 req->rootdir = attr ? attr->RootDirectory : 0;
186 req->sharing = sharing;
187 wine_server_add_data( req, attr->ObjectName->Buffer,
188 attr->ObjectName->Length );
189 io->u.Status = wine_server_call( req );
190 *handle = reply->handle;
191 }
192 SERVER_END_REQ;
193 return io->u.Status;
194 }
195
196 if (attr->RootDirectory)
197 {
198 FIXME( "RootDirectory %p not supported\n", attr->RootDirectory );
199 return STATUS_OBJECT_NAME_NOT_FOUND;
200 }
201
202 io->u.Status = wine_nt_to_unix_file_name( attr->ObjectName, &unix_name, disposition,
203 !(attr->Attributes & OBJ_CASE_INSENSITIVE) );
204
205 if (io->u.Status == STATUS_BAD_DEVICE_TYPE)
206 {
207 SERVER_START_REQ( open_file_object )
208 {
209 req->access = access;
210 req->attributes = attr->Attributes;
211 req->rootdir = attr->RootDirectory;
212 req->sharing = sharing;
213 wine_server_add_data( req, attr->ObjectName->Buffer, attr->ObjectName->Length );
214 io->u.Status = wine_server_call( req );
215 *handle = reply->handle;
216 }
217 SERVER_END_REQ;
218 return io->u.Status;
219 }
220
221 if (io->u.Status == STATUS_NO_SUCH_FILE &&
222 disposition != FILE_OPEN && disposition != FILE_OVERWRITE)
223 {
224 created = TRUE;
225 io->u.Status = STATUS_SUCCESS;
226 }
227
228 if (io->u.Status == STATUS_SUCCESS)
229 {
230 SERVER_START_REQ( create_file )
231 {
232 req->access = access;
233 req->attributes = attr->Attributes;
234 req->sharing = sharing;
235 req->create = disposition;
236 req->options = options;
237 req->attrs = attributes;
238 wine_server_add_data( req, unix_name.Buffer, unix_name.Length );
239 io->u.Status = wine_server_call( req );
240 *handle = reply->handle;
241 }
242 SERVER_END_REQ;
243 RtlFreeAnsiString( &unix_name );
244 }
245 else WARN("%s not found (%lx)\n", debugstr_us(attr->ObjectName), io->u.Status );
246
247 if (io->u.Status == STATUS_SUCCESS)
248 {
249 if (created) io->Information = FILE_CREATED;
250 else switch(disposition)
251 {
252 case FILE_SUPERSEDE:
253 io->Information = FILE_SUPERSEDED;
254 break;
255 case FILE_CREATE:
256 io->Information = FILE_CREATED;
257 break;
258 case FILE_OPEN:
259 case FILE_OPEN_IF:
260 io->Information = FILE_OPENED;
261 break;
262 case FILE_OVERWRITE:
263 case FILE_OVERWRITE_IF:
264 io->Information = FILE_OVERWRITTEN;
265 break;
266 }
267 }
268
269 return io->u.Status;
270 }
271
272 /***********************************************************************
273 * Asynchronous file I/O *
274 */
275 static void WINAPI FILE_AsyncReadService(void*, PIO_STATUS_BLOCK, ULONG);
276 static void WINAPI FILE_AsyncWriteService(void*, PIO_STATUS_BLOCK, ULONG);
277
278 typedef struct async_fileio
279 {
280 HANDLE handle;
281 PIO_APC_ROUTINE apc;
282 void* apc_user;
283 char* buffer;
284 unsigned int count;
285 off_t offset;
286 int queue_apc_on_error;
287 BOOL avail_mode;
288 int fd;
289 HANDLE event;
290 } async_fileio;
291
292 static void fileio_terminate(async_fileio *fileio, IO_STATUS_BLOCK* iosb)
293 {
294 TRACE("data: %p\n", fileio);
295
296 wine_server_release_fd( fileio->handle, fileio->fd );
297 if ( fileio->event != INVALID_HANDLE_VALUE )
298 NtSetEvent( fileio->event, NULL );
299
300 if (fileio->apc &&
301 (iosb->u.Status == STATUS_SUCCESS || fileio->queue_apc_on_error))
302 fileio->apc( fileio->apc_user, iosb, iosb->Information );
303
304 RtlFreeHeap( GetProcessHeap(), 0, fileio );
305 }
306
307
308 static ULONG fileio_queue_async(async_fileio* fileio, IO_STATUS_BLOCK* iosb,
309 BOOL do_read)
310 {
311 PIO_APC_ROUTINE apc = do_read ? FILE_AsyncReadService : FILE_AsyncWriteService;
312 NTSTATUS status;
313
314 SERVER_START_REQ( register_async )
315 {
316 req->handle = fileio->handle;
317 req->io_apc = apc;
318 req->io_sb = iosb;
319 req->io_user = fileio;
320 req->type = do_read ? ASYNC_TYPE_READ : ASYNC_TYPE_WRITE;
321 req->count = (fileio->count < iosb->Information) ?
322 0 : fileio->count - iosb->Information;
323 status = wine_server_call( req );
324 }
325 SERVER_END_REQ;
326
327 if ( status ) iosb->u.Status = status;
328 if ( iosb->u.Status != STATUS_PENDING )
329 {
330 (apc)( fileio, iosb, iosb->u.Status );
331 return iosb->u.Status;
332 }
333 NtCurrentTeb()->num_async_io++;
334 return STATUS_SUCCESS;
335 }
336
337 /***********************************************************************
338 * FILE_GetNtStatus(void)
339 *
340 * Retrieve the Nt Status code from errno.
341 * Try to be consistent with FILE_SetDosError().
342 */
343 NTSTATUS FILE_GetNtStatus(void)
344 {
345 int err = errno;
346
347 TRACE( "errno = %d\n", errno );
348 switch (err)
349 {
350 case EAGAIN: return STATUS_SHARING_VIOLATION;
351 case EBADF: return STATUS_INVALID_HANDLE;
352 case EBUSY: return STATUS_DEVICE_BUSY;
353 case ENOSPC: return STATUS_DISK_FULL;
354 case EPERM:
355 case EROFS:
356 case EACCES: return STATUS_ACCESS_DENIED;
357 case ENOTDIR: return STATUS_OBJECT_PATH_NOT_FOUND;
358 case ENOENT: return STATUS_OBJECT_NAME_NOT_FOUND;
359 case EISDIR: return STATUS_FILE_IS_A_DIRECTORY;
360 case EMFILE:
361 case ENFILE: return STATUS_TOO_MANY_OPENED_FILES;
362 case EINVAL: return STATUS_INVALID_PARAMETER;
363 case ENOTEMPTY: return STATUS_DIRECTORY_NOT_EMPTY;
364 case EPIPE: return STATUS_PIPE_BROKEN;
365 case EIO: return STATUS_DEVICE_NOT_READY;
366 #ifdef ENOMEDIUM
367 case ENOMEDIUM: return STATUS_NO_MEDIA_IN_DEVICE;
368 #endif
369 case ENOTTY:
370 case EOPNOTSUPP:return STATUS_NOT_SUPPORTED;
371 case ECONNRESET:return STATUS_PIPE_DISCONNECTED;
372 case ENOEXEC: /* ?? */
373 case ESPIPE: /* ?? */
374 case EEXIST: /* ?? */
375 default:
376 FIXME( "Converting errno %d to STATUS_UNSUCCESSFUL\n", err );
377 return STATUS_UNSUCCESSFUL;
378 }
379 }
380
381 /***********************************************************************
382 * FILE_AsyncReadService (INTERNAL)
383 *
384 * This function is called while the client is waiting on the
385 * server, so we can't make any server calls here.
386 */
387 static void WINAPI FILE_AsyncReadService(void *user, PIO_STATUS_BLOCK iosb, ULONG status)
388 {
389 async_fileio *fileio = (async_fileio*)user;
390 int result;
391 int already = iosb->Information;
392
393 TRACE("%p %p 0x%lx\n", iosb, fileio->buffer, status);
394
395 switch (status)
396 {
397 case STATUS_ALERTED: /* got some new data */
398 if (iosb->u.Status != STATUS_PENDING) FIXME("unexpected status %08lx\n", iosb->u.Status);
399 /* check to see if the data is ready (non-blocking) */
400 if ( fileio->avail_mode )
401 result = read(fileio->fd, &fileio->buffer[already],
402 fileio->count - already);
403 else
404 {
405 result = pread(fileio->fd, &fileio->buffer[already],
406 fileio->count - already,
407 fileio->offset + already);
408 if ((result < 0) && (errno == ESPIPE))
409 result = read(fileio->fd, &fileio->buffer[already],
410 fileio->count - already);
411 }
412
413 if (result < 0)
414 {
415 if (errno == EAGAIN || errno == EINTR)
416 {
417 TRACE("Deferred read %d\n", errno);
418 iosb->u.Status = STATUS_PENDING;
419 }
420 else /* check to see if the transfer is complete */
421 iosb->u.Status = FILE_GetNtStatus();
422 }
423 else if (result == 0)
424 {
425 iosb->u.Status = iosb->Information ? STATUS_SUCCESS : STATUS_END_OF_FILE;
426 }
427 else
428 {
429 iosb->Information += result;
430 if (iosb->Information >= fileio->count || fileio->avail_mode)
431 iosb->u.Status = STATUS_SUCCESS;
432 else
433 {
434 /* if we only have to read the available data, and none is available,
435 * simply cancel the request. If data was available, it has been read
436 * while in by previous call (NtDelayExecution)
437 */
438 iosb->u.Status = (fileio->avail_mode) ? STATUS_SUCCESS : STATUS_PENDING;
439 }
440
441 TRACE("read %d more bytes %ld/%d so far (%s)\n",
442 result, iosb->Information, fileio->count,
443 (iosb->u.Status == STATUS_SUCCESS) ? "success" : "pending");
444 }
445 /* queue another async operation ? */
446 if (iosb->u.Status == STATUS_PENDING)
447 fileio_queue_async(fileio, iosb, TRUE);
448 else
449 fileio_terminate(fileio, iosb);
450 break;
451 default:
452 iosb->u.Status = status;
453 fileio_terminate(fileio, iosb);
454 break;
455 }
456 }
457
458
459 /******************************************************************************
460 * NtReadFile [NTDLL.@]
461 * ZwReadFile [NTDLL.@]
462 *
463 * Read from an open file handle.
464 *
465 * PARAMS
466 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
467 * Event [I] Event to signal upon completion (or NULL)
468 * ApcRoutine [I] Callback to call upon completion (or NULL)
469 * ApcContext [I] Context for ApcRoutine (or NULL)
470 * IoStatusBlock [O] Receives information about the operation on return
471 * Buffer [O] Destination for the data read
472 * Length [I] Size of Buffer
473 * ByteOffset [O] Destination for the new file pointer position (or NULL)
474 * Key [O] Function unknown (may be NULL)
475 *
476 * RETURNS
477 * Success: 0. IoStatusBlock is updated, and the Information member contains
478 * The number of bytes read.
479 * Failure: An NTSTATUS error code describing the error.
480 */
481 NTSTATUS WINAPI NtReadFile(HANDLE hFile, HANDLE hEvent,
482 PIO_APC_ROUTINE apc, void* apc_user,
483 PIO_STATUS_BLOCK io_status, void* buffer, ULONG length,
484 PLARGE_INTEGER offset, PULONG key)
485 {
486 int unix_handle, flags;
487
488 TRACE("(%p,%p,%p,%p,%p,%p,0x%08lx,%p,%p),partial stub!\n",
489 hFile,hEvent,apc,apc_user,io_status,buffer,length,offset,key);
490
491 if (!io_status) return STATUS_ACCESS_VIOLATION;
492
493 io_status->Information = 0;
494 io_status->u.Status = wine_server_handle_to_fd( hFile, FILE_READ_DATA, &unix_handle, &flags );
495 if (io_status->u.Status) return io_status->u.Status;
496
497 if (flags & FD_FLAG_RECV_SHUTDOWN)
498 {
499 wine_server_release_fd( hFile, unix_handle );
500 return STATUS_PIPE_DISCONNECTED;
501 }
502
503 if (flags & FD_FLAG_TIMEOUT)
504 {
505 if (hEvent)
506 {
507 /* this shouldn't happen, but check it */
508 FIXME("NIY-hEvent\n");
509 wine_server_release_fd( hFile, unix_handle );
510 return STATUS_NOT_IMPLEMENTED;
511 }
512 io_status->u.Status = NtCreateEvent(&hEvent, EVENT_ALL_ACCESS, NULL, 0, 0);
513 if (io_status->u.Status)
514 {
515 wine_server_release_fd( hFile, unix_handle );
516 return io_status->u.Status;
517 }
518 }
519
520 if (flags & (FD_FLAG_OVERLAPPED|FD_FLAG_TIMEOUT))
521 {
522 async_fileio* fileio;
523 NTSTATUS ret;
524
525 if (!(fileio = RtlAllocateHeap(GetProcessHeap(), 0, sizeof(async_fileio))))
526 {
527 wine_server_release_fd( hFile, unix_handle );
528 if (flags & FD_FLAG_TIMEOUT) NtClose(hEvent);
529 return STATUS_NO_MEMORY;
530 }
531 fileio->handle = hFile;
532 fileio->count = length;
533 if ( offset == NULL )
534 fileio->offset = 0;
535 else
536 {
537 fileio->offset = offset->QuadPart;
538 if (offset->u.HighPart && fileio->offset == offset->u.LowPart)
539 FIXME("High part of offset is lost\n");
540 }
541 fileio->apc = apc;
542 fileio->apc_user = apc_user;
543 fileio->buffer = buffer;
544 fileio->queue_apc_on_error = 0;
545 fileio->avail_mode = (flags & FD_FLAG_AVAILABLE);
546 fileio->fd = unix_handle; /* FIXME */
547 fileio->event = hEvent;
548 NtResetEvent(hEvent, NULL);
549
550 io_status->u.Status = STATUS_PENDING;
551 ret = fileio_queue_async(fileio, io_status, TRUE);
552 if (ret != STATUS_SUCCESS)
553 {
554 wine_server_release_fd( hFile, unix_handle );
555 if (flags & FD_FLAG_TIMEOUT) NtClose(hEvent);
556 return ret;
557 }
558 if (flags & FD_FLAG_TIMEOUT)
559 {
560 do
561 {
562 ret = NtWaitForSingleObject(hEvent, TRUE, NULL);
563 }
564 while (ret == STATUS_USER_APC && io_status->u.Status == STATUS_PENDING);
565 NtClose(hEvent);
566 if (ret != STATUS_USER_APC)
567 fileio->queue_apc_on_error = 1;
568 }
569 else
570 {
571 LARGE_INTEGER timeout;
572
573 /* let some APC be run, this will read some already pending data */
574 timeout.u.LowPart = timeout.u.HighPart = 0;
575 ret = NtDelayExecution( TRUE, &timeout );
576 /* the apc didn't run and therefore the completion routine now
577 * needs to be sent errors.
578 * Note that there is no race between setting this flag and
579 * returning errors because apc's are run only during alertable
580 * waits */
581 if (ret != STATUS_USER_APC)
582 fileio->queue_apc_on_error = 1;
583 }
584 TRACE("= 0x%08lx\n", io_status->u.Status);
585 return io_status->u.Status;
586 }
587
588 if (offset)
589 {
590 FILE_POSITION_INFORMATION fpi;
591
592 fpi.CurrentByteOffset = *offset;
593 io_status->u.Status = NtSetInformationFile(hFile, io_status, &fpi, sizeof(fpi),
594 FilePositionInformation);
595 if (io_status->u.Status)
596 {
597 wine_server_release_fd( hFile, unix_handle );
598 return io_status->u.Status;
599 }
600 }
601 /* code for synchronous reads */
602 while ((io_status->Information = read( unix_handle, buffer, length )) == -1)
603 {
604 if ((errno == EAGAIN) || (errno == EINTR)) continue;
605 if (errno == EFAULT)
606 {
607 io_status->Information = 0;
608 io_status->u.Status = STATUS_ACCESS_VIOLATION;
609 }
610 else io_status->u.Status = FILE_GetNtStatus();
611 break;
612 }
613 if (io_status->u.Status == STATUS_SUCCESS && io_status->Information == 0)
614 {
615 struct stat st;
616 if (fstat( unix_handle, &st ) != -1 && S_ISSOCK( st.st_mode ))
617 io_status->u.Status = STATUS_PIPE_BROKEN;
618 else
619 io_status->u.Status = STATUS_END_OF_FILE;
620 }
621 wine_server_release_fd( hFile, unix_handle );
622 TRACE("= 0x%08lx (%lu)\n", io_status->u.Status, io_status->Information);
623 return io_status->u.Status;
624 }
625
626 /***********************************************************************
627 * FILE_AsyncWriteService (INTERNAL)
628 *
629 * This function is called while the client is waiting on the
630 * server, so we can't make any server calls here.
631 */
632 static void WINAPI FILE_AsyncWriteService(void *ovp, IO_STATUS_BLOCK *iosb, ULONG status)
633 {
634 async_fileio *fileio = (async_fileio *) ovp;
635 int result;
636 int already = iosb->Information;
637
638 TRACE("(%p %p 0x%lx)\n",iosb, fileio->buffer, status);
639
640 switch (status)
641 {
642 case STATUS_ALERTED:
643 /* write some data (non-blocking) */
644 if ( fileio->avail_mode )
645 result = write(fileio->fd, &fileio->buffer[already],
646 fileio->count - already);
647 else
648 {
649 result = pwrite(fileio->fd, &fileio->buffer[already],
650 fileio->count - already, fileio->offset + already);
651 if ((result < 0) && (errno == ESPIPE))
652 result = write(fileio->fd, &fileio->buffer[already],
653 fileio->count - already);
654 }
655
656 if (result < 0)
657 {
658 if (errno == EAGAIN || errno == EINTR) iosb->u.Status = STATUS_PENDING;
659 else iosb->u.Status = FILE_GetNtStatus();
660 }
661 else
662 {
663 iosb->Information += result;
664 iosb->u.Status = (iosb->Information < fileio->count) ? STATUS_PENDING : STATUS_SUCCESS;
665 TRACE("wrote %d more bytes %ld/%d so far\n",
666 result, iosb->Information, fileio->count);
667 }
668 if (iosb->u.Status == STATUS_PENDING)
669 fileio_queue_async(fileio, iosb, FALSE);
670 else
671 fileio_terminate(fileio, iosb);
672 break;
673 default:
674 iosb->u.Status = status;
675 fileio_terminate(fileio, iosb);
676 break;
677 }
678 }
679
680 /******************************************************************************
681 * NtWriteFile [NTDLL.@]
682 * ZwWriteFile [NTDLL.@]
683 *
684 * Write to an open file handle.
685 *
686 * PARAMS
687 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
688 * Event [I] Event to signal upon completion (or NULL)
689 * ApcRoutine [I] Callback to call upon completion (or NULL)
690 * ApcContext [I] Context for ApcRoutine (or NULL)
691 * IoStatusBlock [O] Receives information about the operation on return
692 * Buffer [I] Source for the data to write
693 * Length [I] Size of Buffer
694 * ByteOffset [O] Destination for the new file pointer position (or NULL)
695 * Key [O] Function unknown (may be NULL)
696 *
697 * RETURNS
698 * Success: 0. IoStatusBlock is updated, and the Information member contains
699 * The number of bytes written.
700 * Failure: An NTSTATUS error code describing the error.
701 */
702 NTSTATUS WINAPI NtWriteFile(HANDLE hFile, HANDLE hEvent,
703 PIO_APC_ROUTINE apc, void* apc_user,
704 PIO_STATUS_BLOCK io_status,
705 const void* buffer, ULONG length,
706 PLARGE_INTEGER offset, PULONG key)
707 {
708 int unix_handle, flags;
709
710 TRACE("(%p,%p,%p,%p,%p,%p,0x%08lx,%p,%p)!\n",
711 hFile,hEvent,apc,apc_user,io_status,buffer,length,offset,key);
712
713 if (!io_status) return STATUS_ACCESS_VIOLATION;
714
715 io_status->Information = 0;
716 io_status->u.Status = wine_server_handle_to_fd( hFile, FILE_WRITE_DATA, &unix_handle, &flags );
717 if (io_status->u.Status) return io_status->u.Status;
718
719 if (flags & FD_FLAG_SEND_SHUTDOWN)
720 {
721 wine_server_release_fd( hFile, unix_handle );
722 return STATUS_PIPE_DISCONNECTED;
723 }
724
725 if (flags & FD_FLAG_TIMEOUT)
726 {
727 if (hEvent)
728 {
729 /* this shouldn't happen, but check it */
730 FIXME("NIY-hEvent\n");
731 wine_server_release_fd( hFile, unix_handle );
732 return STATUS_NOT_IMPLEMENTED;
733 }
734 io_status->u.Status = NtCreateEvent(&hEvent, EVENT_ALL_ACCESS, NULL, 0, 0);
735 if (io_status->u.Status)
736 {
737 wine_server_release_fd( hFile, unix_handle );
738 return io_status->u.Status;
739 }
740 }
741
742 if (flags & (FD_FLAG_OVERLAPPED|FD_FLAG_TIMEOUT))
743 {
744 async_fileio* fileio;
745 NTSTATUS ret;
746
747 if (!(fileio = RtlAllocateHeap(GetProcessHeap(), 0, sizeof(async_fileio))))
748 {
749 wine_server_release_fd( hFile, unix_handle );
750 if (flags & FD_FLAG_TIMEOUT) NtClose(hEvent);
751 return STATUS_NO_MEMORY;
752 }
753 fileio->handle = hFile;
754 fileio->count = length;
755 if (offset)
756 {
757 fileio->offset = offset->QuadPart;
758 if (offset->u.HighPart && fileio->offset == offset->u.LowPart)
759 FIXME("High part of offset is lost\n");
760 }
761 else
762 {
763 fileio->offset = 0;
764 }
765 fileio->apc = apc;
766 fileio->apc_user = apc_user;
767 fileio->buffer = (void*)buffer;
768 fileio->queue_apc_on_error = 0;
769 fileio->avail_mode = (flags & FD_FLAG_AVAILABLE);
770 fileio->fd = unix_handle; /* FIXME */
771 fileio->event = hEvent;
772 NtResetEvent(hEvent, NULL);
773
774 io_status->Information = 0;
775 io_status->u.Status = STATUS_PENDING;
776 ret = fileio_queue_async(fileio, io_status, FALSE);
777 if (ret != STATUS_SUCCESS)
778 {
779 wine_server_release_fd( hFile, unix_handle );
780 if (flags & FD_FLAG_TIMEOUT) NtClose(hEvent);
781 return ret;
782 }
783 if (flags & FD_FLAG_TIMEOUT)
784 {
785 do
786 {
787 ret = NtWaitForSingleObject(hEvent, TRUE, NULL);
788 }
789 while (ret == STATUS_USER_APC && io_status->u.Status == STATUS_PENDING);
790 NtClose(hEvent);
791 if (ret != STATUS_USER_APC)
792 fileio->queue_apc_on_error = 1;
793 }
794 else
795 {
796 LARGE_INTEGER timeout;
797
798 /* let some APC be run, this will write as much data as possible */
799 timeout.u.LowPart = timeout.u.HighPart = 0;
800 ret = NtDelayExecution( TRUE, &timeout );
801 /* the apc didn't run and therefore the completion routine now
802 * needs to be sent errors.
803 * Note that there is no race between setting this flag and
804 * returning errors because apc's are run only during alertable
805 * waits */
806 if (ret != STATUS_USER_APC)
807 fileio->queue_apc_on_error = 1;
808 }
809 return io_status->u.Status;
810 }
811
812 if (offset)
813 {
814 FILE_POSITION_INFORMATION fpi;
815
816 fpi.CurrentByteOffset = *offset;
817 io_status->u.Status = NtSetInformationFile(hFile, io_status, &fpi, sizeof(fpi),
818 FilePositionInformation);
819 if (io_status->u.Status)
820 {
821 wine_server_release_fd( hFile, unix_handle );
822 return io_status->u.Status;
823 }
824 }
825
826 /* synchronous file write */
827 while ((io_status->Information = write( unix_handle, buffer, length )) == -1)
828 {
829 if ((errno == EAGAIN) || (errno == EINTR)) continue;
830 if (errno == EFAULT)
831 {
832 io_status->Information = 0;
833 io_status->u.Status = STATUS_INVALID_USER_BUFFER;
834 }
835 else if (errno == ENOSPC) io_status->u.Status = STATUS_DISK_FULL;
836 else io_status->u.Status = FILE_GetNtStatus();
837 break;
838 }
839 wine_server_release_fd( hFile, unix_handle );
840 return io_status->u.Status;
841 }
842
843 /**************************************************************************
844 * NtDeviceIoControlFile [NTDLL.@]
845 * ZwDeviceIoControlFile [NTDLL.@]
846 *
847 * Perform an I/O control operation on an open file handle.
848 *
849 * PARAMS
850 * DeviceHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
851 * Event [I] Event to signal upon completion (or NULL)
852 * ApcRoutine [I] Callback to call upon completion (or NULL)
853 * ApcContext [I] Context for ApcRoutine (or NULL)
854 * IoStatusBlock [O] Receives information about the operation on return
855 * IoControlCode [I] Control code for the operation to perform
856 * InputBuffer [I] Source for any input data required (or NULL)
857 * InputBufferSize [I] Size of InputBuffer
858 * OutputBuffer [O] Source for any output data returned (or NULL)
859 * OutputBufferSize [I] Size of OutputBuffer
860 *
861 * RETURNS
862 * Success: 0. IoStatusBlock is updated.
863 * Failure: An NTSTATUS error code describing the error.
864 */
865 NTSTATUS WINAPI NtDeviceIoControlFile(HANDLE DeviceHandle, HANDLE hEvent,
866 PIO_APC_ROUTINE UserApcRoutine,
867 PVOID UserApcContext,
868 PIO_STATUS_BLOCK IoStatusBlock,
869 ULONG IoControlCode,
870 PVOID InputBuffer,
871 ULONG InputBufferSize,
872 PVOID OutputBuffer,
873 ULONG OutputBufferSize)
874 {
875 TRACE("(%p,%p,%p,%p,%p,0x%08lx,%p,0x%08lx,%p,0x%08lx)\n",
876 DeviceHandle, hEvent, UserApcRoutine, UserApcContext,
877 IoStatusBlock, IoControlCode,
878 InputBuffer, InputBufferSize, OutputBuffer, OutputBufferSize);
879
880 if (CDROM_DeviceIoControl(DeviceHandle, hEvent,
881 UserApcRoutine, UserApcContext,
882 IoStatusBlock, IoControlCode,
883 InputBuffer, InputBufferSize,
884 OutputBuffer, OutputBufferSize) == STATUS_NO_SUCH_DEVICE)
885 {
886 /* it wasn't a CDROM */
887 FIXME("Unimplemented dwIoControlCode=%08lx\n", IoControlCode);
888 IoStatusBlock->u.Status = STATUS_NOT_IMPLEMENTED;
889 IoStatusBlock->Information = 0;
890 if (hEvent) NtSetEvent(hEvent, NULL);
891 }
892 return IoStatusBlock->u.Status;
893 }
894
895 /***********************************************************************
896 * pipe_completion_wait (Internal)
897 */
898 static void CALLBACK pipe_completion_wait(HANDLE event, PIO_STATUS_BLOCK iosb, ULONG status)
899 {
900 TRACE("for %p/%p, status=%08lx\n", event, iosb, status);
901
902 if (iosb)
903 iosb->u.Status = status;
904 NtSetEvent(event, NULL);
905 TRACE("done\n");
906 }
907
908 /**************************************************************************
909 * NtFsControlFile [NTDLL.@]
910 * ZwFsControlFile [NTDLL.@]
911 *
912 * Perform a file system control operation on an open file handle.
913 *
914 * PARAMS
915 * DeviceHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
916 * Event [I] Event to signal upon completion (or NULL)
917 * ApcRoutine [I] Callback to call upon completion (or NULL)
918 * ApcContext [I] Context for ApcRoutine (or NULL)
919 * IoStatusBlock [O] Receives information about the operation on return
920 * FsControlCode [I] Control code for the operation to perform
921 * InputBuffer [I] Source for any input data required (or NULL)
922 * InputBufferSize [I] Size of InputBuffer
923 * OutputBuffer [O] Source for any output data returned (or NULL)
924 * OutputBufferSize [I] Size of OutputBuffer
925 *
926 * RETURNS
927 * Success: 0. IoStatusBlock is updated.
928 * Failure: An NTSTATUS error code describing the error.
929 */
930 NTSTATUS WINAPI NtFsControlFile(HANDLE DeviceHandle, HANDLE Event OPTIONAL, PIO_APC_ROUTINE ApcRoutine,
931 PVOID ApcContext, PIO_STATUS_BLOCK IoStatusBlock, ULONG FsControlCode,
932 PVOID InputBuffer, ULONG InputBufferSize, PVOID OutputBuffer, ULONG OutputBufferSize)
933 {
934 NTSTATUS ret = STATUS_NOT_SUPPORTED;
935 HANDLE internal_event;
936
937 TRACE("(%p,%p,%p,%p,%p,0x%08lx,%p,0x%08lx,%p,0x%08lx)\n",
938 DeviceHandle,Event,ApcRoutine,ApcContext,IoStatusBlock,FsControlCode,
939 InputBuffer,InputBufferSize,OutputBuffer,OutputBufferSize);
940
941 if(!IoStatusBlock) return STATUS_INVALID_PARAMETER;
942
943 switch(FsControlCode)
944 {
945 case FSCTL_DISMOUNT_VOLUME:
946 ret = DIR_unmount_device( DeviceHandle );
947 break;
948
949 case FSCTL_PIPE_LISTEN :
950 case FSCTL_PIPE_WAIT :
951 {
952 OBJECT_ATTRIBUTES obj;
953
954 if(!Event)
955 {
956 InitializeObjectAttributes(&obj, NULL, 0, 0, NULL);
957 ret = NtCreateEvent(&internal_event, EVENT_ALL_ACCESS, &obj, FALSE, FALSE);
958 if(ret != STATUS_SUCCESS) return ret;
959 }
960 switch(FsControlCode)
961 {
962 case FSCTL_PIPE_LISTEN :
963 SERVER_START_REQ(connect_named_pipe)
964 {
965 req->handle = DeviceHandle;
966 req->event = Event ? Event : internal_event;
967 req->func = pipe_completion_wait;
968 ret = wine_server_call(req);
969 }
970 SERVER_END_REQ;
971 break;
972 case FSCTL_PIPE_WAIT :
973 {
974 FILE_PIPE_WAIT_FOR_BUFFER *buff = InputBuffer;
975
976 SERVER_START_REQ(wait_named_pipe)
977 {
978 req->handle = DeviceHandle;
979 req->timeout = buff->TimeoutSpecified ? buff->Timeout.QuadPart / -10000L
980 : NMPWAIT_USE_DEFAULT_WAIT;
981 req->event = Event ? Event : internal_event;
982 req->func = pipe_completion_wait;
983 wine_server_add_data( req, buff->Name, buff->NameLength );
984 ret = wine_server_call( req );
985 }
986 SERVER_END_REQ;
987 break;
988 }
989 }
990 if(ret == STATUS_SUCCESS)
991 {
992 if(Event)
993 ret = STATUS_PENDING;
994 else
995 {
996 do
997 ret = NtWaitForSingleObject(internal_event, TRUE, NULL);
998 while(ret == STATUS_USER_APC);
999 NtClose(internal_event);
1000 }
1001 }
1002 break;
1003 }
1004 case FSCTL_PIPE_DISCONNECT :
1005 SERVER_START_REQ(disconnect_named_pipe)
1006 {
1007 req->handle = DeviceHandle;
1008 ret = wine_server_call(req);
1009 if (!ret && reply->fd != -1) close(reply->fd);
1010 }
1011 SERVER_END_REQ;
1012 break;
1013 default :
1014 FIXME("Unsupported FsControlCode %lx\n", FsControlCode);
1015 break;
1016 }
1017 IoStatusBlock->u.Status = ret;
1018 return ret;
1019 }
1020
1021 /******************************************************************************
1022 * NtSetVolumeInformationFile [NTDLL.@]
1023 * ZwSetVolumeInformationFile [NTDLL.@]
1024 *
1025 * Set volume information for an open file handle.
1026 *
1027 * PARAMS
1028 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1029 * IoStatusBlock [O] Receives information about the operation on return
1030 * FsInformation [I] Source for volume information
1031 * Length [I] Size of FsInformation
1032 * FsInformationClass [I] Type of volume information to set
1033 *
1034 * RETURNS
1035 * Success: 0. IoStatusBlock is updated.
1036 * Failure: An NTSTATUS error code describing the error.
1037 */
1038 NTSTATUS WINAPI NtSetVolumeInformationFile(
1039 IN HANDLE FileHandle,
1040 PIO_STATUS_BLOCK IoStatusBlock,
1041 PVOID FsInformation,
1042 ULONG Length,
1043 FS_INFORMATION_CLASS FsInformationClass)
1044 {
1045 FIXME("(%p,%p,%p,0x%08lx,0x%08x) stub\n",
1046 FileHandle,IoStatusBlock,FsInformation,Length,FsInformationClass);
1047 return 0;
1048 }
1049
1050 /******************************************************************************
1051 * NtQueryInformationFile [NTDLL.@]
1052 * ZwQueryInformationFile [NTDLL.@]
1053 *
1054 * Get information about an open file handle.
1055 *
1056 * PARAMS
1057 * hFile [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1058 * io [O] Receives information about the operation on return
1059 * ptr [O] Destination for file information
1060 * len [I] Size of FileInformation
1061 * class [I] Type of file information to get
1062 *
1063 * RETURNS
1064 * Success: 0. IoStatusBlock and FileInformation are updated.
1065 * Failure: An NTSTATUS error code describing the error.
1066 */
1067 NTSTATUS WINAPI NtQueryInformationFile( HANDLE hFile, PIO_STATUS_BLOCK io,
1068 PVOID ptr, LONG len, FILE_INFORMATION_CLASS class )
1069 {
1070 static const size_t info_sizes[] =
1071 {
1072 0,
1073 sizeof(FILE_DIRECTORY_INFORMATION), /* FileDirectoryInformation */
1074 sizeof(FILE_FULL_DIRECTORY_INFORMATION), /* FileFullDirectoryInformation */
1075 sizeof(FILE_BOTH_DIRECTORY_INFORMATION), /* FileBothDirectoryInformation */
1076 sizeof(FILE_BASIC_INFORMATION), /* FileBasicInformation */
1077 sizeof(FILE_STANDARD_INFORMATION), /* FileStandardInformation */
1078 sizeof(FILE_INTERNAL_INFORMATION), /* FileInternalInformation */
1079 sizeof(FILE_EA_INFORMATION), /* FileEaInformation */
1080 sizeof(FILE_ACCESS_INFORMATION), /* FileAccessInformation */
1081 sizeof(FILE_NAME_INFORMATION)-sizeof(WCHAR), /* FileNameInformation */
1082 sizeof(FILE_RENAME_INFORMATION)-sizeof(WCHAR), /* FileRenameInformation */
1083 0, /* FileLinkInformation */
1084 sizeof(FILE_NAMES_INFORMATION)-sizeof(WCHAR), /* FileNamesInformation */
1085 sizeof(FILE_DISPOSITION_INFORMATION), /* FileDispositionInformation */
1086 sizeof(FILE_POSITION_INFORMATION), /* FilePositionInformation */
1087 sizeof(FILE_FULL_EA_INFORMATION), /* FileFullEaInformation */
1088 sizeof(FILE_MODE_INFORMATION), /* FileModeInformation */
1089 sizeof(FILE_ALIGNMENT_INFORMATION), /* FileAlignmentInformation */
1090 sizeof(FILE_ALL_INFORMATION)-sizeof(WCHAR), /* FileAllInformation */
1091 sizeof(FILE_ALLOCATION_INFORMATION), /* FileAllocationInformation */
1092 sizeof(FILE_END_OF_FILE_INFORMATION), /* FileEndOfFileInformation */
1093 0, /* FileAlternateNameInformation */
1094 sizeof(FILE_STREAM_INFORMATION)-sizeof(WCHAR), /* FileStreamInformation */
1095 0, /* FilePipeInformation */
1096 0, /* FilePipeLocalInformation */
1097 0, /* FilePipeRemoteInformation */
1098 sizeof(FILE_MAILSLOT_QUERY_INFORMATION), /* FileMailslotQueryInformation */
1099 0, /* FileMailslotSetInformation */
1100 0, /* FileCompressionInformation */
1101 0, /* FileObjectIdInformation */
1102 0, /* FileCompletionInformation */
1103 0, /* FileMoveClusterInformation */
1104 0, /* FileQuotaInformation */
1105 0, /* FileReparsePointInformation */
1106 0, /* FileNetworkOpenInformation */
1107 0, /* FileAttributeTagInformation */
1108 0 /* FileTrackingInformation */
1109 };
1110
1111 struct stat st;
1112 int fd;
1113
1114 TRACE("(%p,%p,%p,0x%08lx,0x%08x)\n", hFile, io, ptr, len, class);
1115
1116 io->Information = 0;
1117
1118 if (class <= 0 || class >= FileMaximumInformation)
1119 return io->u.Status = STATUS_INVALID_INFO_CLASS;
1120 if (!info_sizes[class])
1121 {
1122 FIXME("Unsupported class (%d)\n", class);
1123 return io->u.Status = STATUS_NOT_IMPLEMENTED;
1124 }
1125 if (len < info_sizes[class])
1126 return io->u.Status = STATUS_INFO_LENGTH_MISMATCH;
1127
1128 if ((io->u.Status = wine_server_handle_to_fd( hFile, 0, &fd, NULL )))
1129 return io->u.Status;
1130
1131 switch (class)
1132 {
1133 case FileBasicInformation:
1134 {
1135 FILE_BASIC_INFORMATION *info = ptr;
1136
1137 if (fstat( fd, &st ) == -1)
1138 io->u.Status = FILE_GetNtStatus();
1139 else if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode))
1140 io->u.Status = STATUS_INVALID_INFO_CLASS;
1141 else
1142 {
1143 if (S_ISDIR(st.st_mode)) info->FileAttributes = FILE_ATTRIBUTE_DIRECTORY;
1144 else info->FileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1145 if (!(st.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH)))
1146 info->FileAttributes |= FILE_ATTRIBUTE_READONLY;
1147 RtlSecondsSince1970ToTime( st.st_mtime, &info->CreationTime);
1148 RtlSecondsSince1970ToTime( st.st_mtime, &info->LastWriteTime);
1149 RtlSecondsSince1970ToTime( st.st_ctime, &info->ChangeTime);
1150 RtlSecondsSince1970ToTime( st.st_atime, &info->LastAccessTime);
1151 }
1152 }
1153 break;
1154 case FileStandardInformation:
1155 {
1156 FILE_STANDARD_INFORMATION *info = ptr;
1157
1158 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1159 else
1160 {
1161 if ((info->Directory = S_ISDIR(st.st_mode)))
1162 {
1163 info->AllocationSize.QuadPart = 0;
1164 info->EndOfFile.QuadPart = 0;
1165 info->NumberOfLinks = 1;
1166 info->DeletePending = FALSE;
1167 }
1168 else
1169 {
1170 info->AllocationSize.QuadPart = (ULONGLONG)st.st_blocks * 512;
1171 info->EndOfFile.QuadPart = st.st_size;
1172 info->NumberOfLinks = st.st_nlink;
1173 info->DeletePending = FALSE; /* FIXME */
1174 }
1175 }
1176 }
1177 break;
1178 case FilePositionInformation:
1179 {
1180 FILE_POSITION_INFORMATION *info = ptr;
1181 off_t res = lseek( fd, 0, SEEK_CUR );
1182 if (res == (off_t)-1) io->u.Status = FILE_GetNtStatus();
1183 else info->CurrentByteOffset.QuadPart = res;
1184 }
1185 break;
1186 case FileInternalInformation:
1187 {
1188 FILE_INTERNAL_INFORMATION *info = ptr;
1189
1190 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1191 else info->IndexNumber.QuadPart = st.st_ino;
1192 }
1193 break;
1194 case FileEaInformation:
1195 {
1196 FILE_EA_INFORMATION *info = ptr;
1197 info->EaSize = 0;
1198 }
1199 break;
1200 case FileEndOfFileInformation:
1201 {
1202 FILE_END_OF_FILE_INFORMATION *info = ptr;
1203
1204 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1205 else info->EndOfFile.QuadPart = S_ISDIR(st.st_mode) ? 0 : st.st_size;
1206 }
1207 break;
1208 case FileAllInformation:
1209 {
1210 FILE_ALL_INFORMATION *info = ptr;
1211
1212 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1213 else if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode))
1214 io->u.Status = STATUS_INVALID_INFO_CLASS;
1215 else
1216 {
1217 if ((info->StandardInformation.Directory = S_ISDIR(st.st_mode)))
1218 {
1219 info->BasicInformation.FileAttributes = FILE_ATTRIBUTE_DIRECTORY;
1220 info->StandardInformation.AllocationSize.QuadPart = 0;
1221 info->StandardInformation.EndOfFile.QuadPart = 0;
1222 info->StandardInformation.NumberOfLinks = 1;
1223 info->StandardInformation.DeletePending = FALSE;
1224 }
1225 else
1226 {
1227 info->BasicInformation.FileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1228 info->StandardInformation.AllocationSize.QuadPart = (ULONGLONG)st.st_blocks * 512;
1229 info->StandardInformation.EndOfFile.QuadPart = st.st_size;
1230 info->StandardInformation.NumberOfLinks = st.st_nlink;
1231 info->StandardInformation.DeletePending = FALSE; /* FIXME */
1232 }
1233 if (!(st.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH)))
1234 info->BasicInformation.FileAttributes |= FILE_ATTRIBUTE_READONLY;
1235 RtlSecondsSince1970ToTime( st.st_mtime, &info->BasicInformation.CreationTime);
1236 RtlSecondsSince1970ToTime( st.st_mtime, &info->BasicInformation.LastWriteTime);
1237 RtlSecondsSince1970ToTime( st.st_ctime, &info->BasicInformation.ChangeTime);
1238 RtlSecondsSince1970ToTime( st.st_atime, &info->BasicInformation.LastAccessTime);
1239 info->InternalInformation.IndexNumber.QuadPart = st.st_ino;
1240 info->EaInformation.EaSize = 0;
1241 info->AccessInformation.AccessFlags = 0; /* FIXME */
1242 info->PositionInformation.CurrentByteOffset.QuadPart = lseek( fd, 0, SEEK_CUR );
1243 info->ModeInformation.Mode = 0; /* FIXME */
1244 info->AlignmentInformation.AlignmentRequirement = 1; /* FIXME */
1245 info->NameInformation.FileNameLength = 0;
1246 io->Information = sizeof(*info) - sizeof(WCHAR);
1247 }
1248 }
1249 break;
1250 case FileMailslotQueryInformation:
1251 {
1252 FILE_MAILSLOT_QUERY_INFORMATION *info = ptr;
1253
1254 SERVER_START_REQ( set_mailslot_info )
1255 {
1256 req->handle = hFile;
1257 req->flags = 0;
1258 io->u.Status = wine_server_call( req );
1259 if( io->u.Status == STATUS_SUCCESS )
1260 {
1261 info->MaximumMessageSize = reply->max_msgsize;
1262 info->MailslotQuota = 0;
1263 info->NextMessageSize = reply->next_msgsize;
1264 info->MessagesAvailable = reply->msg_count;
1265 info->ReadTimeout.QuadPart = reply->read_timeout * -10000;
1266 }
1267 }
1268 SERVER_END_REQ;
1269 }
1270 break;
1271 default:
1272 FIXME("Unsupported class (%d)\n", class);
1273 io->u.Status = STATUS_NOT_IMPLEMENTED;
1274 break;
1275 }
1276 wine_server_release_fd( hFile, fd );
1277 if (io->u.Status == STATUS_SUCCESS && !io->Information) io->Information = info_sizes[class];
1278 return io->u.Status;
1279 }
1280
1281 /******************************************************************************
1282 * NtSetInformationFile [NTDLL.@]
1283 * ZwSetInformationFile [NTDLL.@]
1284 *
1285 * Set information about an open file handle.
1286 *
1287 * PARAMS
1288 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1289 * io [O] Receives information about the operation on return
1290 * ptr [I] Source for file information
1291 * len [I] Size of FileInformation
1292 * class [I] Type of file information to set
1293 *
1294 * RETURNS
1295 * Success: 0. io is updated.
1296 * Failure: An NTSTATUS error code describing the error.
1297 */
1298 NTSTATUS WINAPI NtSetInformationFile(HANDLE handle, PIO_STATUS_BLOCK io,
1299 PVOID ptr, ULONG len, FILE_INFORMATION_CLASS class)
1300 {
1301 int fd;
1302
1303 TRACE("(%p,%p,%p,0x%08lx,0x%08x)\n", handle, io, ptr, len, class);
1304
1305 if ((io->u.Status = wine_server_handle_to_fd( handle, 0, &fd, NULL )))
1306 return io->u.Status;
1307
1308 io->u.Status = STATUS_SUCCESS;
1309 switch (class)
1310 {
1311 case FileBasicInformation:
1312 if (len >= sizeof(FILE_BASIC_INFORMATION))
1313 {
1314 struct stat st;
1315 const FILE_BASIC_INFORMATION *info = ptr;
1316
1317 if (info->LastAccessTime.QuadPart || info->LastWriteTime.QuadPart)
1318 {
1319 ULONGLONG sec, nsec;
1320 struct timeval tv[2];
1321
1322 if (!info->LastAccessTime.QuadPart || !info->LastWriteTime.QuadPart)
1323 {
1324
1325 tv[0].tv_sec = tv[0].tv_usec = 0;
1326 tv[1].tv_sec = tv[1].tv_usec = 0;
1327 if (!fstat( fd, &st ))
1328 {
1329 tv[0].tv_sec = st.st_atime;
1330 tv[1].tv_sec = st.st_mtime;
1331 }
1332 }
1333 if (info->LastAccessTime.QuadPart)
1334 {
1335 sec = RtlLargeIntegerDivide( info->LastAccessTime.QuadPart, 10000000, &nsec );
1336 tv[0].tv_sec = sec - SECS_1601_TO_1970;
1337 tv[0].tv_usec = (UINT)nsec / 10;
1338 }
1339 if (info->LastWriteTime.QuadPart)
1340 {
1341 sec = RtlLargeIntegerDivide( info->LastWriteTime.QuadPart, 10000000, &nsec );
1342 tv[1].tv_sec = sec - SECS_1601_TO_1970;
1343 tv[1].tv_usec = (UINT)nsec / 10;
1344 }
1345 if (futimes( fd, tv ) == -1) io->u.Status = FILE_GetNtStatus();
1346 }
1347
1348 if (io->u.Status == STATUS_SUCCESS && info->FileAttributes)
1349 {
1350 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1351 else
1352 {
1353 if (info->FileAttributes & FILE_ATTRIBUTE_READONLY)
1354 {
1355 if (S_ISDIR( st.st_mode))
1356 WARN("FILE_ATTRIBUTE_READONLY ignored for directory.\n");
1357 else
1358 st.st_mode &= ~0222; /* clear write permission bits */
1359 }
1360 else
1361 {
1362 /* add write permission only where we already have read permission */
1363 st.st_mode |= (0600 | ((st.st_mode & 044) >> 1)) & (~FILE_umask);
1364 }
1365 if (fchmod( fd, st.st_mode ) == -1) io->u.Status = FILE_GetNtStatus();
1366 }
1367 }
1368 }
1369 else io->u.Status = STATUS_INVALID_PARAMETER_3;
1370 break;
1371
1372 case FilePositionInformation:
1373 if (len >= sizeof(FILE_POSITION_INFORMATION))
1374 {
1375 const FILE_POSITION_INFORMATION *info = ptr;
1376
1377 if (lseek( fd, info->CurrentByteOffset.QuadPart, SEEK_SET ) == (off_t)-1)
1378 io->u.Status = FILE_GetNtStatus();
1379 }
1380 else io->u.Status = STATUS_INVALID_PARAMETER_3;
1381 break;
1382
1383 case FileEndOfFileInformation:
1384 if (len >= sizeof(FILE_END_OF_FILE_INFORMATION))
1385 {
1386 struct stat st;
1387 const FILE_END_OF_FILE_INFORMATION *info = ptr;
1388
1389 /* first try normal truncate */
1390 if (ftruncate( fd, (off_t)info->EndOfFile.QuadPart ) != -1) break;
1391
1392 /* now check for the need to extend the file */
1393 if (fstat( fd, &st ) != -1 && (off_t)info->EndOfFile.QuadPart > st.st_size)
1394 {
1395 static const char zero;
1396
1397 /* extend the file one byte beyond the requested size and then truncate it */
1398 /* this should work around ftruncate implementations that can't extend files */
1399 if (pwrite( fd, &zero, 1, (off_t)info->EndOfFile.QuadPart ) != -1 &&
1400 ftruncate( fd, (off_t)info->EndOfFile.QuadPart ) != -1) break;
1401 }
1402 io->u.Status = FILE_GetNtStatus();
1403 }
1404 else io->u.Status = STATUS_INVALID_PARAMETER_3;
1405 break;
1406
1407 case FileMailslotSetInformation:
1408 {
1409 FILE_MAILSLOT_SET_INFORMATION *info = ptr;
1410
1411 SERVER_START_REQ( set_mailslot_info )
1412 {
1413 req->handle = handle;
1414 req->flags = MAILSLOT_SET_READ_TIMEOUT;
1415 req->read_timeout = info->ReadTimeout.QuadPart / -10000;
1416 io->u.Status = wine_server_call( req );
1417 }
1418 SERVER_END_REQ;
1419 }
1420 break;
1421
1422 default:
1423 FIXME("Unsupported class (%d)\n", class);
1424 io->u.Status = STATUS_NOT_IMPLEMENTED;
1425 break;
1426 }
1427 wine_server_release_fd( handle, fd );
1428 io->Information = 0;
1429 return io->u.Status;
1430 }
1431
1432
1433 /******************************************************************************
1434 * NtQueryFullAttributesFile (NTDLL.@)
1435 */
1436 NTSTATUS WINAPI NtQueryFullAttributesFile( const OBJECT_ATTRIBUTES *attr,
1437 FILE_NETWORK_OPEN_INFORMATION *info )
1438 {
1439 ANSI_STRING unix_name;
1440 NTSTATUS status;
1441
1442 if (!(status = wine_nt_to_unix_file_name( attr->ObjectName, &unix_name, FILE_OPEN,
1443 !(attr->Attributes & OBJ_CASE_INSENSITIVE) )))
1444 {
1445 struct stat st;
1446
1447 if (stat( unix_name.Buffer, &st ) == -1)
1448 status = FILE_GetNtStatus();
1449 else if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode))
1450 status = STATUS_INVALID_INFO_CLASS;
1451 else
1452 {
1453 if (S_ISDIR(st.st_mode))
1454 {
1455 info->FileAttributes = FILE_ATTRIBUTE_DIRECTORY;
1456 info->AllocationSize.QuadPart = 0;
1457 info->EndOfFile.QuadPart = 0;
1458 }
1459 else
1460 {
1461 info->FileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1462 info->AllocationSize.QuadPart = (ULONGLONG)st.st_blocks * 512;
1463 info->EndOfFile.QuadPart = st.st_size;
1464 }
1465 if (!(st.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH)))
1466 info->FileAttributes |= FILE_ATTRIBUTE_READONLY;
1467 RtlSecondsSince1970ToTime( st.st_mtime, &info->CreationTime );
1468 RtlSecondsSince1970ToTime( st.st_mtime, &info->LastWriteTime );
1469 RtlSecondsSince1970ToTime( st.st_ctime, &info->ChangeTime );
1470 RtlSecondsSince1970ToTime( st.st_atime, &info->LastAccessTime );
1471 if (DIR_is_hidden_file( attr->ObjectName ))
1472 info->FileAttributes |= FILE_ATTRIBUTE_HIDDEN;
1473 }
1474 RtlFreeAnsiString( &unix_name );
1475 }
1476 else WARN("%s not found (%lx)\n", debugstr_us(attr->ObjectName), status );
1477 return status;
1478 }
1479
1480
1481 /******************************************************************************
1482 * NtQueryAttributesFile (NTDLL.@)
1483 * ZwQueryAttributesFile (NTDLL.@)
1484 */
1485 NTSTATUS WINAPI NtQueryAttributesFile( const OBJECT_ATTRIBUTES *attr, FILE_BASIC_INFORMATION *info )
1486 {
1487 FILE_NETWORK_OPEN_INFORMATION full_info;
1488 NTSTATUS status;
1489
1490 if (!(status = NtQueryFullAttributesFile( attr, &full_info )))
1491 {
1492 info->CreationTime.QuadPart = full_info.CreationTime.QuadPart;
1493 info->LastAccessTime.QuadPart = full_info.LastAccessTime.QuadPart;
1494 info->LastWriteTime.QuadPart = full_info.LastWriteTime.QuadPart;
1495 info->ChangeTime.QuadPart = full_info.ChangeTime.QuadPart;
1496 info->FileAttributes = full_info.FileAttributes;
1497 }
1498 return status;
1499 }
1500
1501
1502 /******************************************************************************
1503 * FILE_GetDeviceInfo
1504 *
1505 * Implementation of the FileFsDeviceInformation query for NtQueryVolumeInformationFile.
1506 */
1507 NTSTATUS FILE_GetDeviceInfo( int fd, FILE_FS_DEVICE_INFORMATION *info )
1508 {
1509 struct stat st;
1510
1511 info->Characteristics = 0;
1512 if (fstat( fd, &st ) < 0) return FILE_GetNtStatus();
1513 if (S_ISCHR( st.st_mode ))
1514 {
1515 info->DeviceType = FILE_DEVICE_UNKNOWN;
1516 #ifdef linux
1517 switch(major(st.st_rdev))
1518 {
1519 case MEM_MAJOR:
1520 info->DeviceType = FILE_DEVICE_NULL;
1521 break;
1522 case TTY_MAJOR:
1523 info->DeviceType = FILE_DEVICE_SERIAL_PORT;
1524 break;
1525 case LP_MAJOR:
1526 info->DeviceType = FILE_DEVICE_PARALLEL_PORT;
1527 break;
1528 }
1529 #endif
1530 }
1531 else if (S_ISBLK( st.st_mode ))
1532 {
1533 info->DeviceType = FILE_DEVICE_DISK;
1534 }
1535 else if (S_ISFIFO( st.st_mode ) || S_ISSOCK( st.st_mode ))
1536 {
1537 info->DeviceType = FILE_DEVICE_NAMED_PIPE;
1538 }
1539 else /* regular file or directory */
1540 {
1541 #if defined(linux) && defined(HAVE_FSTATFS)
1542 struct statfs stfs;
1543
1544 /* check for floppy disk */
1545 if (major(st.st_dev) == FLOPPY_MAJOR)
1546 info->Characteristics |= FILE_REMOVABLE_MEDIA;
1547
1548 if (fstatfs( fd, &stfs ) < 0) stfs.f_type = 0;
1549 switch (stfs.f_type)
1550 {
1551 case 0x9660: /* iso9660 */
1552 case 0x15013346: /* udf */
1553 info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM;
1554 info->Characteristics |= FILE_REMOVABLE_MEDIA|FILE_READ_ONLY_DEVICE;
1555 break;
1556 case 0x6969: /* nfs */
1557 case 0x517B: /* smbfs */
1558 case 0x564c: /* ncpfs */
1559 info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM;
1560 info->Characteristics |= FILE_REMOTE_DEVICE;
1561 break;
1562 case 0x01021994: /* tmpfs */
1563 case 0x28cd3d45: /* cramfs */
1564 case 0x1373: /* devfs */
1565 case 0x9fa0: /* procfs */
1566 info->DeviceType = FILE_DEVICE_VIRTUAL_DISK;
1567 break;
1568 default:
1569 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1570 break;
1571 }
1572 #elif defined(__FreeBSD__)
1573 struct statfs stfs;
1574
1575 /* The proper way to do this in FreeBSD seems to be with the
1576 * name rather than the type, since their linux-compatible
1577 * fstatfs call converts the name to one of the Linux types.
1578 */
1579 if (fstatfs( fd, &stfs ) < 0)
1580 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1581 else if (!strncmp("cd9660", stfs.f_fstypename,
1582 sizeof(stfs.f_fstypename)))
1583 {
1584 info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM;
1585 /* Don't assume read-only, let the mount options set it
1586 * below
1587 */
1588 info->Characteristics |= FILE_REMOVABLE_MEDIA;
1589 }
1590 else if (!strncmp("nfs", stfs.f_fstypename,
1591 sizeof(stfs.f_fstypename)))
1592 {
1593 info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM;
1594 info->Characteristics |= FILE_REMOTE_DEVICE;
1595 }
1596 else if (!strncmp("nwfs", stfs.f_fstypename,
1597 sizeof(stfs.f_fstypename)))
1598 {
1599 info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM;
1600 info->Characteristics |= FILE_REMOTE_DEVICE;
1601 }
1602 else if (!strncmp("procfs", stfs.f_fstypename,
1603 sizeof(stfs.f_fstypename)))
1604 info->DeviceType = FILE_DEVICE_VIRTUAL_DISK;
1605 else
1606 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1607 if (stfs.f_flags & MNT_RDONLY)
1608 info->Characteristics |= FILE_READ_ONLY_DEVICE;
1609 if (!(stfs.f_flags & MNT_LOCAL))
1610 {
1611 info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM;
1612 info->Characteristics |= FILE_REMOTE_DEVICE;
1613 }
1614 #elif defined (__APPLE__)
1615 struct statfs stfs;
1616 kern_return_t kernResult = KERN_FAILURE;
1617 mach_port_t masterPort;
1618 char bsdName[6]; /* disk#\0 */
1619 const char *name;
1620
1621 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1622
1623 if (fstatfs( fd, &stfs ) < 0) return FILE_GetNtStatus();
1624
1625 /* stfs.f_type is reserved (always set to 0) so use IOKit */
1626 name = stfs.f_mntfromname + strlen(_PATH_DEV);
1627 memcpy( bsdName, name, min(strlen(name)+1,sizeof(bsdName)) );
1628 bsdName[sizeof(bsdName)-1] = 0;
1629
1630 kernResult = IOMasterPort(MACH_PORT_NULL, &masterPort);
1631
1632 if (kernResult == KERN_SUCCESS)
1633 {
1634 CFMutableDictionaryRef matching = IOBSDNameMatching(masterPort, 0, bsdName);
1635
1636 if (matching)
1637 {
1638 CFStringRef type;
1639 CFMutableDictionaryRef properties;
1640 io_service_t devService = IOServiceGetMatchingService(masterPort, matching);
1641
1642 if (IORegistryEntryCreateCFProperties(devService,
1643 &properties,
1644 kCFAllocatorDefault, 0) != KERN_SUCCESS)
1645 return FILE_GetNtStatus(); /* FIXME */
1646 if ( CFEqual(
1647 CFDictionaryGetValue(properties, CFSTR("Removable")),
1648 kCFBooleanTrue)
1649 ) info->Characteristics |= FILE_REMOVABLE_MEDIA;
1650
1651 if ( CFEqual(
1652 CFDictionaryGetValue(properties, CFSTR("Writable")),
1653 kCFBooleanFalse)
1654 ) info->Characteristics |= FILE_READ_ONLY_DEVICE;
1655
1656 /*
1657 NB : mounted disk image (.img/.dmg) don't provide specific type
1658 */
1659 if ( (type = CFDictionaryGetValue(properties, CFSTR("Type"))) )
1660 {
1661 if ( CFStringCompare(type, CFSTR("CD-ROM"), 0) == kCFCompareEqualTo
1662 || CFStringCompare(type, CFSTR("DVD-ROM"), 0) == kCFCompareEqualTo
1663 )
1664 {
1665 info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM;
1666 }
1667 }
1668
1669 if (properties)
1670 CFRelease(properties);
1671 }
1672 }
1673 #elif defined(sun)
1674 /* Use dkio to work out device types */
1675 {
1676 # include <sys/dkio.h>
1677 # include <sys/vtoc.h>
1678 struct dk_cinfo dkinf;
1679 int retval = ioctl(fd, DKIOCINFO, &dkinf);
1680 if(retval==-1){
1681 WARN("Unable to get disk device type information - assuming a disk like device\n");
1682 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1683 }
1684 switch (dkinf.dki_ctype)
1685 {
1686 case DKC_CDROM:
1687 info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM;
1688 info->Characteristics |= FILE_REMOVABLE_MEDIA|FILE_READ_ONLY_DEVICE;
1689 break;
1690 case DKC_NCRFLOPPY:
1691 case DKC_SMSFLOPPY:
1692 case DKC_INTEL82072:
1693 case DKC_INTEL82077:
1694 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1695 info->Characteristics |= FILE_REMOVABLE_MEDIA;
1696 break;
1697 case DKC_MD:
1698 info->DeviceType = FILE_DEVICE_VIRTUAL_DISK;
1699 break;
1700 default:
1701 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1702 }
1703 }
1704 #else
1705 static int warned;
1706 if (!warned++) FIXME( "device info not properly supported on this platform\n" );
1707 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1708 #endif
1709 info->Characteristics |= FILE_DEVICE_IS_MOUNTED;
1710 }
1711 return STATUS_SUCCESS;
1712 }
1713
1714
1715 /******************************************************************************
1716 * NtQueryVolumeInformationFile [NTDLL.@]
1717 * ZwQueryVolumeInformationFile [NTDLL.@]
1718 *
1719 * Get volume information for an open file handle.
1720 *
1721 * PARAMS
1722 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1723 * io [O] Receives information about the operation on return
1724 * buffer [O] Destination for volume information
1725 * length [I] Size of FsInformation
1726 * info_class [I] Type of volume information to set
1727 *
1728 * RETURNS
1729 * Success: 0. io and buffer are updated.
1730 * Failure: An NTSTATUS error code describing the error.
1731 */
1732 NTSTATUS WINAPI NtQueryVolumeInformationFile( HANDLE handle, PIO_STATUS_BLOCK io,
1733 PVOID buffer, ULONG length,
1734 FS_INFORMATION_CLASS info_class )
1735 {
1736 int fd;
1737 struct stat st;
1738
1739 if ((io->u.Status = wine_server_handle_to_fd( handle, 0, &fd, NULL )) != STATUS_SUCCESS)
1740 return io->u.Status;
1741
1742 io->u.Status = STATUS_NOT_IMPLEMENTED;
1743 io->Information = 0;
1744
1745 switch( info_class )
1746 {
1747 case FileFsVolumeInformation:
1748 FIXME( "%p: volume info not supported\n", handle );
1749 break;
1750 case FileFsLabelInformation:
1751 FIXME( "%p: label info not supported\n", handle );
1752 break;
1753 case FileFsSizeInformation:
1754 if (length < sizeof(FILE_FS_SIZE_INFORMATION))
1755 io->u.Status = STATUS_BUFFER_TOO_SMALL;
1756 else
1757 {
1758 FILE_FS_SIZE_INFORMATION *info = buffer;
1759
1760 if (fstat( fd, &st ) < 0)
1761 {
1762 io->u.Status = FILE_GetNtStatus();
1763 break;
1764 }
1765 if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode))
1766 {
1767 io->u.Status = STATUS_INVALID_DEVICE_REQUEST;
1768 }
1769 else
1770 {
1771 /* Linux's fstatvfs is buggy */
1772 #if !defined(linux) || !defined(HAVE_FSTATFS)
1773 struct statvfs stfs;
1774
1775 if (fstatvfs( fd, &stfs ) < 0)
1776 {
1777 io->u.Status = FILE_GetNtStatus();
1778 break;
1779 }
1780 info->BytesPerSector = stfs.f_frsize;
1781 #else
1782 struct statfs stfs;
1783 if (fstatfs( fd, &stfs ) < 0)
1784 {
1785 io->u.Status = FILE_GetNtStatus();
1786 break;
1787 }
1788 info->BytesPerSector = stfs.f_bsize;
1789 #endif
1790 info->TotalAllocationUnits.QuadPart = stfs.f_blocks;
1791 info->AvailableAllocationUnits.QuadPart = stfs.f_bavail;
1792 info->SectorsPerAllocationUnit = 1;
1793 io->Information = sizeof(*info);
1794 io->u.Status = STATUS_SUCCESS;
1795 }
1796 }
1797 break;
1798 case FileFsDeviceInformation:
1799 if (length < sizeof(FILE_FS_DEVICE_INFORMATION))
1800 io->u.Status = STATUS_BUFFER_TOO_SMALL;
1801 else
1802 {
1803 FILE_FS_DEVICE_INFORMATION *info = buffer;
1804
1805 if ((io->u.Status = FILE_GetDeviceInfo( fd, info )) == STATUS_SUCCESS)
1806 io->Information = sizeof(*info);
1807 }
1808 break;
1809 case FileFsAttributeInformation:
1810 FIXME( "%p: attribute info not supported\n", handle );
1811 break;
1812 case FileFsControlInformation:
1813 FIXME( "%p: control info not supported\n", handle );
1814 break;
1815 case FileFsFullSizeInformation:
1816 FIXME( "%p: full size info not supported\n", handle );
1817 break;
1818 case FileFsObjectIdInformation:
1819 FIXME( "%p: object id info not supported\n", handle );
1820 break;
1821 case FileFsMaximumInformation:
1822 FIXME( "%p: maximum info not supported\n", handle );
1823 break;
1824 default:
1825 io->u.Status = STATUS_INVALID_PARAMETER;
1826 break;
1827 }
1828 wine_server_release_fd( handle, fd );
1829 return io->u.Status;
1830 }
1831
1832
1833 /******************************************************************
1834 * NtFlushBuffersFile (NTDLL.@)
1835 *
1836 * Flush any buffered data on an open file handle.
1837 *
1838 * PARAMS
1839 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1840 * IoStatusBlock [O] Receives information about the operation on return
1841 *
1842 * RETURNS
1843 * Success: 0. IoStatusBlock is updated.
1844 * Failure: An NTSTATUS error code describing the error.
1845 */
1846 NTSTATUS WINAPI NtFlushBuffersFile( HANDLE hFile, IO_STATUS_BLOCK* IoStatusBlock )
1847 {
1848 NTSTATUS ret;
1849 HANDLE hEvent = NULL;
1850
1851 SERVER_START_REQ( flush_file )
1852 {
1853 req->handle = hFile;
1854 ret = wine_server_call( req );
1855 hEvent = reply->event;
1856 }
1857 SERVER_END_REQ;
1858 if (!ret && hEvent)
1859 {
1860 ret = NtWaitForSingleObject( hEvent, FALSE, NULL );
1861 NtClose( hEvent );
1862 }
1863 return ret;
1864 }
1865
1866 /******************************************************************
1867 * NtLockFile (NTDLL.@)
1868 *
1869 *
1870 */
1871 NTSTATUS WINAPI NtLockFile( HANDLE hFile, HANDLE lock_granted_event,
1872 PIO_APC_ROUTINE apc, void* apc_user,
1873 PIO_STATUS_BLOCK io_status, PLARGE_INTEGER offset,
1874 PLARGE_INTEGER count, ULONG* key, BOOLEAN dont_wait,
1875 BOOLEAN exclusive )
1876 {
1877 NTSTATUS ret;
1878 HANDLE handle;
1879 BOOLEAN async;
1880
1881 if (apc || io_status || key)
1882 {
1883 FIXME("Unimplemented yet parameter\n");
1884 return STATUS_NOT_IMPLEMENTED;
1885 }
1886
1887 for (;;)
1888 {
1889 SERVER_START_REQ( lock_file )
1890 {
1891 req->handle = hFile;
1892 req->offset_low = offset->u.LowPart;
1893 req->offset_high = offset->u.HighPart;
1894 req->count_low = count->u.LowPart;
1895 req->count_high = count->u.HighPart;
1896 req->shared = !exclusive;
1897 req->wait = !dont_wait;
1898 ret = wine_server_call( req );
1899 handle = reply->handle;
1900 async = reply->overlapped;
1901 }
1902 SERVER_END_REQ;
1903 if (ret != STATUS_PENDING)
1904 {
1905 if (!ret && lock_granted_event) NtSetEvent(lock_granted_event, NULL);
1906 return ret;
1907 }
1908
1909 if (async)
1910 {
1911 FIXME( "Async I/O lock wait not implemented, might deadlock\n" );
1912 if (handle) NtClose( handle );
1913 return STATUS_PENDING;
1914 }
1915 if (handle)
1916 {
1917 NtWaitForSingleObject( handle, FALSE, NULL );
1918 NtClose( handle );
1919 }
1920 else
1921 {
1922 LARGE_INTEGER time;
1923
1924 /* Unix lock conflict, sleep a bit and retry */
1925 time.QuadPart = 100 * (ULONGLONG)10000;
1926 time.QuadPart = -time.QuadPart;
1927 NtDelayExecution( FALSE, &time );
1928 }
1929 }
1930 }
1931
1932
1933 /******************************************************************
1934 * NtUnlockFile (NTDLL.@)
1935 *
1936 *
1937 */
1938 NTSTATUS WINAPI NtUnlockFile( HANDLE hFile, PIO_STATUS_BLOCK io_status,
1939 PLARGE_INTEGER offset, PLARGE_INTEGER count,
1940 PULONG key )
1941 {
1942 NTSTATUS status;
1943
1944 TRACE( "%p %lx%08lx %lx%08lx\n",
1945 hFile, offset->u.HighPart, offset->u.LowPart, count->u.HighPart, count->u.LowPart );
1946
1947 if (io_status || key)
1948 {
1949 FIXME("Unimplemented yet parameter\n");
1950 return STATUS_NOT_IMPLEMENTED;
1951 }
1952
1953 SERVER_START_REQ( unlock_file )
1954 {
1955 req->handle = hFile;
1956 req->offset_low = offset->u.LowPart;
1957 req->offset_high = offset->u.HighPart;
1958 req->count_low = count->u.LowPart;
1959 req->count_high = count->u.HighPart;
1960 status = wine_server_call( req );
1961 }
1962 SERVER_END_REQ;
1963 return status;
1964 }
1965
1966 /******************************************************************
1967 * NtCreateNamedPipeFile (NTDLL.@)
1968 *
1969 *
1970 */
1971 NTSTATUS WINAPI NtCreateNamedPipeFile( PHANDLE handle, ULONG access,
1972 POBJECT_ATTRIBUTES attr, PIO_STATUS_BLOCK iosb,
1973 ULONG sharing, ULONG dispo, ULONG options,
1974 ULONG pipe_type, ULONG read_mode,
1975 ULONG completion_mode, ULONG max_inst,
1976 ULONG inbound_quota, ULONG outbound_quota,
1977 PLARGE_INTEGER timeout)
1978 {
1979 NTSTATUS status;
1980 static const WCHAR leadin[] = {'\\','?','?','\\','P','I','P','E','\\'};
1981
1982 TRACE("(%p %lx %s %p %lx %ld %lx %ld %ld %ld %ld %ld %ld %p)\n",
1983 handle, access, debugstr_w(attr->ObjectName->Buffer), iosb, sharing, dispo,
1984 options, pipe_type, read_mode, completion_mode, max_inst, inbound_quota,
1985 outbound_quota, timeout);
1986
1987 if (attr->ObjectName->Length < sizeof(leadin) ||
1988 strncmpiW( attr->ObjectName->Buffer,
1989 leadin, sizeof(leadin)/sizeof(leadin[0]) ))
1990 return STATUS_OBJECT_NAME_INVALID;
1991 /* assume we only get relative timeout, and storable in a DWORD as ms */
1992 if (timeout->QuadPart > 0 || (timeout->QuadPart / -10000) >> 32)
1993 FIXME("Wrong time %s\n", wine_dbgstr_longlong(timeout->QuadPart));
1994
1995 SERVER_START_REQ( create_named_pipe )
1996 {
1997 req->access = access;
1998 req->attributes = (attr) ? attr->Attributes : 0;
1999 req->rootdir = attr ? attr->RootDirectory : 0;
2000 req->options = options;
2001 req->flags =
2002 (pipe_type) ? NAMED_PIPE_MESSAGE_STREAM_WRITE : 0 |
2003 (read_mode) ? NAMED_PIPE_MESSAGE_STREAM_READ : 0 |
2004 (completion_mode) ? NAMED_PIPE_NONBLOCKING_MODE : 0;
2005 req->maxinstances = max_inst;
2006 req->outsize = outbound_quota;
2007 req->insize = inbound_quota;
2008 req->timeout = timeout->QuadPart / -10000;
2009 wine_server_add_data( req, attr->ObjectName->Buffer,
2010 attr->ObjectName->Length );
2011 status = wine_server_call( req );
2012 if (!status) *handle = reply->handle;
2013 }
2014 SERVER_END_REQ;
2015 return status;
2016 }
2017
2018 /******************************************************************
2019 * NtDeleteFile (NTDLL.@)
2020 *
2021 *
2022 */
2023 NTSTATUS WINAPI NtDeleteFile( POBJECT_ATTRIBUTES ObjectAttributes )
2024 {
2025 NTSTATUS status;
2026 HANDLE hFile;
2027 IO_STATUS_BLOCK io;
2028
2029 TRACE("%p\n", ObjectAttributes);
2030 status = NtCreateFile( &hFile, GENERIC_READ | GENERIC_WRITE, ObjectAttributes,
2031 &io, NULL, 0,
2032 FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
2033 FILE_OPEN, FILE_DELETE_ON_CLOSE, NULL, 0 );
2034 if (status == STATUS_SUCCESS) status = NtClose(hFile);
2035 return status;
2036 }
2037
2038 /******************************************************************
2039 * NtCancelIoFile (NTDLL.@)
2040 *
2041 *
2042 */
2043 NTSTATUS WINAPI NtCancelIoFile( HANDLE hFile, PIO_STATUS_BLOCK io_status )
2044 {
2045 LARGE_INTEGER timeout;
2046
2047 TRACE("%p %p\n", hFile, io_status );
2048
2049 SERVER_START_REQ( cancel_async )
2050 {
2051 req->handle = hFile;
2052 wine_server_call( req );
2053 }
2054 SERVER_END_REQ;
2055 /* Let some APC be run, so that we can run the remaining APCs on hFile
2056 * either the cancelation of the pending one, but also the execution
2057 * of the queued APC, but not yet run. This is needed to ensure proper
2058 * clean-up of allocated data.
2059 */
2060 timeout.u.LowPart = timeout.u.HighPart = 0;
2061 return io_status->u.Status = NtDelayExecution( TRUE, &timeout );
2062 }
2063
2064 /******************************************************************************
2065 * NtCreateMailslotFile [NTDLL.@]
2066 * ZwCreateMailslotFile [NTDLL.@]
2067 *
2068 * PARAMS
2069 * pHandle [O] pointer to receive the handle created
2070 * DesiredAccess [I] access mode (read, write, etc)
2071 * ObjectAttributes [I] fully qualified NT path of the mailslot
2072 * IoStatusBlock [O] receives completion status and other info
2073 * CreateOptions [I]
2074 * MailslotQuota [I]
2075 * MaxMessageSize [I]
2076 * TimeOut [I]
2077 *
2078 * RETURNS
2079 * An NT status code
2080 */
2081 NTSTATUS WINAPI NtCreateMailslotFile(PHANDLE pHandle, ULONG DesiredAccess,
2082 POBJECT_ATTRIBUTES attr, PIO_STATUS_BLOCK IoStatusBlock,
2083 ULONG CreateOptions, ULONG MailslotQuota, ULONG MaxMessageSize,
2084 PLARGE_INTEGER TimeOut)
2085 {
2086 static const WCHAR leadin[] = {
2087 '\\','?','?','\\','M','A','I','L','S','L','O','T','\\'};
2088 NTSTATUS ret;
2089
2090 TRACE("%p %08lx %p %p %08lx %08lx %08lx %p\n",
2091 pHandle, DesiredAccess, attr, IoStatusBlock,
2092 CreateOptions, MailslotQuota, MaxMessageSize, TimeOut);
2093
2094 if (attr->ObjectName->Length < sizeof(leadin) ||
2095 strncmpiW( attr->ObjectName->Buffer,
2096 leadin, sizeof(leadin)/sizeof(leadin[0]) ))
2097 {
2098 return STATUS_OBJECT_NAME_INVALID;
2099 }
2100
2101 SERVER_START_REQ( create_mailslot )
2102 {
2103 req->access = DesiredAccess;
2104 req->attributes = (attr) ? attr->Attributes : 0;
2105 req->rootdir = attr ? attr->RootDirectory : 0;
2106 req->max_msgsize = MaxMessageSize;
2107 req->read_timeout = (TimeOut->QuadPart <= 0) ? TimeOut->QuadPart / -10000 : -1;
2108 wine_server_add_data( req, attr->ObjectName->Buffer,
2109 attr->ObjectName->Length );
2110 ret = wine_server_call( req );
2111 if( ret == STATUS_SUCCESS )
2112 *pHandle = reply->handle;
2113 }
2114 SERVER_END_REQ;
2115
2116 return ret;
2117 }
Windows API implementation