msi: Merge OLE automation conformance tests.
[wine/hacks.git] / dlls / ntdll / file.c
blobb1e220952498538e1ca825e297841375f9cc666e
1 /*
2 * Copyright 1999, 2000 Juergen Schmied
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.
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.
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 #include "config.h"
20 #include "wine/port.h"
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_SYS_IOCTL_H
46 #include <sys/ioctl.h>
47 #endif
48 #ifdef HAVE_POLL_H
49 #include <poll.h>
50 #endif
51 #ifdef HAVE_SYS_POLL_H
52 #include <sys/poll.h>
53 #endif
54 #ifdef HAVE_SYS_SOCKET_H
55 #include <sys/socket.h>
56 #endif
57 #ifdef HAVE_UTIME_H
58 # include <utime.h>
59 #endif
60 #ifdef HAVE_SYS_VFS_H
61 # include <sys/vfs.h>
62 #endif
63 #ifdef HAVE_SYS_MOUNT_H
64 # include <sys/mount.h>
65 #endif
66 #ifdef HAVE_SYS_STATFS_H
67 # include <sys/statfs.h>
68 #endif
70 #define NONAMELESSUNION
71 #define NONAMELESSSTRUCT
72 #include "ntstatus.h"
73 #define WIN32_NO_STATUS
74 #include "wine/unicode.h"
75 #include "wine/debug.h"
76 #include "thread.h"
77 #include "wine/server.h"
78 #include "ntdll_misc.h"
80 #include "winternl.h"
81 #include "winioctl.h"
82 #include "ddk/ntddser.h"
84 WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
86 mode_t FILE_umask = 0;
88 #define SECSPERDAY 86400
89 #define SECS_1601_TO_1970 ((369 * 365 + 89) * (ULONGLONG)SECSPERDAY)
91 /**************************************************************************
92 * NtOpenFile [NTDLL.@]
93 * ZwOpenFile [NTDLL.@]
95 * Open a file.
97 * PARAMS
98 * handle [O] Variable that receives the file handle on return
99 * access [I] Access desired by the caller to the file
100 * attr [I] Structure describing the file to be opened
101 * io [O] Receives details about the result of the operation
102 * sharing [I] Type of shared access the caller requires
103 * options [I] Options for the file open
105 * RETURNS
106 * Success: 0. FileHandle and IoStatusBlock are updated.
107 * Failure: An NTSTATUS error code describing the error.
109 NTSTATUS WINAPI NtOpenFile( PHANDLE handle, ACCESS_MASK access,
110 POBJECT_ATTRIBUTES attr, PIO_STATUS_BLOCK io,
111 ULONG sharing, ULONG options )
113 return NtCreateFile( handle, access, attr, io, NULL, 0,
114 sharing, FILE_OPEN, options, NULL, 0 );
117 /**************************************************************************
118 * NtCreateFile [NTDLL.@]
119 * ZwCreateFile [NTDLL.@]
121 * Either create a new file or directory, or open an existing file, device,
122 * directory or volume.
124 * PARAMS
125 * handle [O] Points to a variable which receives the file handle on return
126 * access [I] Desired access to the file
127 * attr [I] Structure describing the file
128 * io [O] Receives information about the operation on return
129 * alloc_size [I] Initial size of the file in bytes
130 * attributes [I] Attributes to create the file with
131 * sharing [I] Type of shared access the caller would like to the file
132 * disposition [I] Specifies what to do, depending on whether the file already exists
133 * options [I] Options for creating a new file
134 * ea_buffer [I] Pointer to an extended attributes buffer
135 * ea_length [I] Length of ea_buffer
137 * RETURNS
138 * Success: 0. handle and io are updated.
139 * Failure: An NTSTATUS error code describing the error.
141 NTSTATUS WINAPI NtCreateFile( PHANDLE handle, ACCESS_MASK access, POBJECT_ATTRIBUTES attr,
142 PIO_STATUS_BLOCK io, PLARGE_INTEGER alloc_size,
143 ULONG attributes, ULONG sharing, ULONG disposition,
144 ULONG options, PVOID ea_buffer, ULONG ea_length )
146 ANSI_STRING unix_name;
147 int created = FALSE;
149 TRACE("handle=%p access=%08x name=%s objattr=%08x root=%p sec=%p io=%p alloc_size=%p\n"
150 "attr=%08x sharing=%08x disp=%d options=%08x ea=%p.0x%08x\n",
151 handle, access, debugstr_us(attr->ObjectName), attr->Attributes,
152 attr->RootDirectory, attr->SecurityDescriptor, io, alloc_size,
153 attributes, sharing, disposition, options, ea_buffer, ea_length );
155 if (!attr || !attr->ObjectName) return STATUS_INVALID_PARAMETER;
157 if (alloc_size) FIXME( "alloc_size not supported\n" );
159 if (attr->RootDirectory)
161 FIXME( "RootDirectory %p not supported\n", attr->RootDirectory );
162 return STATUS_OBJECT_NAME_NOT_FOUND;
165 io->u.Status = wine_nt_to_unix_file_name( attr->ObjectName, &unix_name, disposition,
166 !(attr->Attributes & OBJ_CASE_INSENSITIVE) );
168 if (io->u.Status == STATUS_BAD_DEVICE_TYPE)
170 SERVER_START_REQ( open_file_object )
172 req->access = access;
173 req->attributes = attr->Attributes;
174 req->rootdir = attr->RootDirectory;
175 req->sharing = sharing;
176 req->options = options;
177 wine_server_add_data( req, attr->ObjectName->Buffer, attr->ObjectName->Length );
178 io->u.Status = wine_server_call( req );
179 *handle = reply->handle;
181 SERVER_END_REQ;
182 return io->u.Status;
185 if (io->u.Status == STATUS_NO_SUCH_FILE &&
186 disposition != FILE_OPEN && disposition != FILE_OVERWRITE)
188 created = TRUE;
189 io->u.Status = STATUS_SUCCESS;
192 if (io->u.Status == STATUS_SUCCESS)
194 SERVER_START_REQ( create_file )
196 req->access = access;
197 req->attributes = attr->Attributes;
198 req->sharing = sharing;
199 req->create = disposition;
200 req->options = options;
201 req->attrs = attributes;
202 wine_server_add_data( req, unix_name.Buffer, unix_name.Length );
203 io->u.Status = wine_server_call( req );
204 *handle = reply->handle;
206 SERVER_END_REQ;
207 RtlFreeAnsiString( &unix_name );
209 else WARN("%s not found (%x)\n", debugstr_us(attr->ObjectName), io->u.Status );
211 if (io->u.Status == STATUS_SUCCESS)
213 if (created) io->Information = FILE_CREATED;
214 else switch(disposition)
216 case FILE_SUPERSEDE:
217 io->Information = FILE_SUPERSEDED;
218 break;
219 case FILE_CREATE:
220 io->Information = FILE_CREATED;
221 break;
222 case FILE_OPEN:
223 case FILE_OPEN_IF:
224 io->Information = FILE_OPENED;
225 break;
226 case FILE_OVERWRITE:
227 case FILE_OVERWRITE_IF:
228 io->Information = FILE_OVERWRITTEN;
229 break;
233 return io->u.Status;
236 /***********************************************************************
237 * Asynchronous file I/O *
240 typedef struct
242 HANDLE handle;
243 char* buffer;
244 unsigned int already;
245 unsigned int count;
246 BOOL avail_mode;
247 } async_fileio_read;
249 typedef struct
251 HANDLE handle;
252 const char *buffer;
253 unsigned int already;
254 unsigned int count;
255 } async_fileio_write;
258 /***********************************************************************
259 * FILE_GetNtStatus(void)
261 * Retrieve the Nt Status code from errno.
262 * Try to be consistent with FILE_SetDosError().
264 NTSTATUS FILE_GetNtStatus(void)
266 int err = errno;
268 TRACE( "errno = %d\n", errno );
269 switch (err)
271 case EAGAIN: return STATUS_SHARING_VIOLATION;
272 case EBADF: return STATUS_INVALID_HANDLE;
273 case EBUSY: return STATUS_DEVICE_BUSY;
274 case ENOSPC: return STATUS_DISK_FULL;
275 case EPERM:
276 case EROFS:
277 case EACCES: return STATUS_ACCESS_DENIED;
278 case ENOTDIR: return STATUS_OBJECT_PATH_NOT_FOUND;
279 case ENOENT: return STATUS_OBJECT_NAME_NOT_FOUND;
280 case EISDIR: return STATUS_FILE_IS_A_DIRECTORY;
281 case EMFILE:
282 case ENFILE: return STATUS_TOO_MANY_OPENED_FILES;
283 case EINVAL: return STATUS_INVALID_PARAMETER;
284 case ENOTEMPTY: return STATUS_DIRECTORY_NOT_EMPTY;
285 case EPIPE: return STATUS_PIPE_DISCONNECTED;
286 case EIO: return STATUS_DEVICE_NOT_READY;
287 #ifdef ENOMEDIUM
288 case ENOMEDIUM: return STATUS_NO_MEDIA_IN_DEVICE;
289 #endif
290 case ENXIO: return STATUS_NO_SUCH_DEVICE;
291 case ENOTTY:
292 case EOPNOTSUPP:return STATUS_NOT_SUPPORTED;
293 case ECONNRESET:return STATUS_PIPE_DISCONNECTED;
294 case EFAULT: return STATUS_ACCESS_VIOLATION;
295 case ESPIPE: return STATUS_ILLEGAL_FUNCTION;
296 case ENOEXEC: /* ?? */
297 case EEXIST: /* ?? */
298 default:
299 FIXME( "Converting errno %d to STATUS_UNSUCCESSFUL\n", err );
300 return STATUS_UNSUCCESSFUL;
304 /***********************************************************************
305 * FILE_AsyncReadService (INTERNAL)
307 static NTSTATUS FILE_AsyncReadService(void *user, PIO_STATUS_BLOCK iosb, NTSTATUS status)
309 async_fileio_read *fileio = user;
310 int fd, needs_close, result;
312 TRACE("%p %p 0x%x\n", iosb, fileio->buffer, status);
314 switch (status)
316 case STATUS_ALERTED: /* got some new data */
317 /* check to see if the data is ready (non-blocking) */
318 if ((status = server_get_unix_fd( fileio->handle, FILE_READ_DATA, &fd,
319 &needs_close, NULL, NULL )))
320 break;
322 result = read(fd, &fileio->buffer[fileio->already], fileio->count - fileio->already);
323 if (needs_close) close( fd );
325 if (result < 0)
327 if (errno == EAGAIN || errno == EINTR)
329 TRACE("Deferred read %d\n", errno);
330 status = STATUS_PENDING;
332 else /* check to see if the transfer is complete */
333 status = FILE_GetNtStatus();
335 else if (result == 0)
337 status = fileio->already ? STATUS_SUCCESS : STATUS_PIPE_BROKEN;
339 else
341 fileio->already += result;
342 if (fileio->already >= fileio->count || fileio->avail_mode)
343 status = STATUS_SUCCESS;
344 else
346 /* if we only have to read the available data, and none is available,
347 * simply cancel the request. If data was available, it has been read
348 * while in by previous call (NtDelayExecution)
350 status = (fileio->avail_mode) ? STATUS_SUCCESS : STATUS_PENDING;
353 TRACE("read %d more bytes %u/%u so far (%s)\n",
354 result, fileio->already, fileio->count,
355 (status == STATUS_SUCCESS) ? "success" : "pending");
357 break;
359 case STATUS_TIMEOUT:
360 case STATUS_IO_TIMEOUT:
361 if (fileio->already) status = STATUS_SUCCESS;
362 break;
364 if (status != STATUS_PENDING)
366 iosb->u.Status = status;
367 iosb->Information = fileio->already;
368 RtlFreeHeap( GetProcessHeap(), 0, fileio );
370 return status;
373 struct io_timeouts
375 int interval; /* max interval between two bytes */
376 int total; /* total timeout for the whole operation */
377 int end_time; /* absolute time of end of operation */
380 /* retrieve the I/O timeouts to use for a given handle */
381 static NTSTATUS get_io_timeouts( HANDLE handle, enum server_fd_type type, ULONG count, BOOL is_read,
382 struct io_timeouts *timeouts )
384 NTSTATUS status = STATUS_SUCCESS;
386 timeouts->interval = timeouts->total = -1;
388 switch(type)
390 case FD_TYPE_SERIAL:
392 /* GetCommTimeouts */
393 SERIAL_TIMEOUTS st;
394 IO_STATUS_BLOCK io;
396 status = NtDeviceIoControlFile( handle, NULL, NULL, NULL, &io,
397 IOCTL_SERIAL_GET_TIMEOUTS, NULL, 0, &st, sizeof(st) );
398 if (status) break;
400 if (is_read)
402 if (st.ReadIntervalTimeout)
403 timeouts->interval = st.ReadIntervalTimeout;
405 if (st.ReadTotalTimeoutMultiplier || st.ReadTotalTimeoutConstant)
407 timeouts->total = st.ReadTotalTimeoutConstant;
408 if (st.ReadTotalTimeoutMultiplier != MAXDWORD)
409 timeouts->total += count * st.ReadTotalTimeoutMultiplier;
411 else if (st.ReadIntervalTimeout == MAXDWORD)
412 timeouts->interval = 0;
414 else /* write */
416 if (st.WriteTotalTimeoutMultiplier || st.WriteTotalTimeoutConstant)
418 timeouts->total = st.WriteTotalTimeoutConstant;
419 if (st.WriteTotalTimeoutMultiplier != MAXDWORD)
420 timeouts->total += count * st.WriteTotalTimeoutMultiplier;
424 break;
425 case FD_TYPE_MAILSLOT:
426 if (is_read)
428 timeouts->interval = 0; /* return as soon as we got something */
429 SERVER_START_REQ( set_mailslot_info )
431 req->handle = handle;
432 req->flags = 0;
433 if (!(status = wine_server_call( req )) &&
434 reply->read_timeout != TIMEOUT_INFINITE)
435 timeouts->total = reply->read_timeout / -10000;
437 SERVER_END_REQ;
439 break;
440 case FD_TYPE_SOCKET:
441 case FD_TYPE_PIPE:
442 case FD_TYPE_CHAR:
443 if (is_read) timeouts->interval = 0; /* return as soon as we got something */
444 break;
445 default:
446 break;
448 if (timeouts->total != -1) timeouts->end_time = NtGetTickCount() + timeouts->total;
449 return STATUS_SUCCESS;
453 /* retrieve the timeout for the next wait, in milliseconds */
454 static inline int get_next_io_timeout( struct io_timeouts *timeouts, ULONG already )
456 int ret = -1;
458 if (timeouts->total != -1)
460 ret = timeouts->end_time - NtGetTickCount();
461 if (ret < 0) ret = 0;
463 if (already && timeouts->interval != -1)
465 if (ret == -1 || ret > timeouts->interval) ret = timeouts->interval;
467 return ret;
471 /* retrieve the avail_mode flag for async reads */
472 static NTSTATUS get_io_avail_mode( HANDLE handle, enum server_fd_type type, BOOL *avail_mode )
474 NTSTATUS status = STATUS_SUCCESS;
476 switch(type)
478 case FD_TYPE_SERIAL:
480 /* GetCommTimeouts */
481 SERIAL_TIMEOUTS st;
482 IO_STATUS_BLOCK io;
484 status = NtDeviceIoControlFile( handle, NULL, NULL, NULL, &io,
485 IOCTL_SERIAL_GET_TIMEOUTS, NULL, 0, &st, sizeof(st) );
486 if (status) break;
487 *avail_mode = (!st.ReadTotalTimeoutMultiplier &&
488 !st.ReadTotalTimeoutConstant &&
489 st.ReadIntervalTimeout == MAXDWORD);
491 break;
492 case FD_TYPE_MAILSLOT:
493 case FD_TYPE_SOCKET:
494 case FD_TYPE_PIPE:
495 case FD_TYPE_CHAR:
496 *avail_mode = TRUE;
497 break;
498 default:
499 *avail_mode = FALSE;
500 break;
502 return status;
506 /******************************************************************************
507 * NtReadFile [NTDLL.@]
508 * ZwReadFile [NTDLL.@]
510 * Read from an open file handle.
512 * PARAMS
513 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
514 * Event [I] Event to signal upon completion (or NULL)
515 * ApcRoutine [I] Callback to call upon completion (or NULL)
516 * ApcContext [I] Context for ApcRoutine (or NULL)
517 * IoStatusBlock [O] Receives information about the operation on return
518 * Buffer [O] Destination for the data read
519 * Length [I] Size of Buffer
520 * ByteOffset [O] Destination for the new file pointer position (or NULL)
521 * Key [O] Function unknown (may be NULL)
523 * RETURNS
524 * Success: 0. IoStatusBlock is updated, and the Information member contains
525 * The number of bytes read.
526 * Failure: An NTSTATUS error code describing the error.
528 NTSTATUS WINAPI NtReadFile(HANDLE hFile, HANDLE hEvent,
529 PIO_APC_ROUTINE apc, void* apc_user,
530 PIO_STATUS_BLOCK io_status, void* buffer, ULONG length,
531 PLARGE_INTEGER offset, PULONG key)
533 int result, unix_handle, needs_close, timeout_init_done = 0;
534 unsigned int options;
535 struct io_timeouts timeouts;
536 NTSTATUS status;
537 ULONG total = 0;
538 enum server_fd_type type;
540 TRACE("(%p,%p,%p,%p,%p,%p,0x%08x,%p,%p),partial stub!\n",
541 hFile,hEvent,apc,apc_user,io_status,buffer,length,offset,key);
543 if (!io_status) return STATUS_ACCESS_VIOLATION;
545 status = server_get_unix_fd( hFile, FILE_READ_DATA, &unix_handle,
546 &needs_close, &type, &options );
547 if (status) return status;
549 if (type == FD_TYPE_FILE && offset && offset->QuadPart != (LONGLONG)-2 /* FILE_USE_FILE_POINTER_POSITION */ )
551 /* async I/O doesn't make sense on regular files */
552 while ((result = pread( unix_handle, buffer, length, offset->QuadPart )) == -1)
554 if (errno != EINTR)
556 status = FILE_GetNtStatus();
557 goto done;
560 if (options & (FILE_SYNCHRONOUS_IO_ALERT | FILE_SYNCHRONOUS_IO_NONALERT))
561 /* update file pointer position */
562 lseek( unix_handle, offset->QuadPart + result, SEEK_SET );
564 total = result;
565 status = total ? STATUS_SUCCESS : STATUS_END_OF_FILE;
566 goto done;
569 for (;;)
571 if ((result = read( unix_handle, (char *)buffer + total, length - total )) >= 0)
573 total += result;
574 if (!result || total == length)
576 if (total)
577 status = STATUS_SUCCESS;
578 else
579 status = (type == FD_TYPE_FILE) ? STATUS_END_OF_FILE : STATUS_PIPE_BROKEN;
580 goto done;
583 else
585 if (errno == EINTR) continue;
586 if (errno != EAGAIN)
588 status = FILE_GetNtStatus();
589 goto done;
593 if (!(options & (FILE_SYNCHRONOUS_IO_ALERT | FILE_SYNCHRONOUS_IO_NONALERT)))
595 async_fileio_read *fileio;
596 BOOL avail_mode;
598 if ((status = get_io_avail_mode( hFile, type, &avail_mode )))
599 goto done;
600 if (total && avail_mode)
602 status = STATUS_SUCCESS;
603 goto done;
606 if (!(fileio = RtlAllocateHeap(GetProcessHeap(), 0, sizeof(*fileio))))
608 status = STATUS_NO_MEMORY;
609 goto done;
611 fileio->handle = hFile;
612 fileio->already = total;
613 fileio->count = length;
614 fileio->buffer = buffer;
615 fileio->avail_mode = avail_mode;
617 SERVER_START_REQ( register_async )
619 req->handle = hFile;
620 req->type = ASYNC_TYPE_READ;
621 req->count = length;
622 req->async.callback = FILE_AsyncReadService;
623 req->async.iosb = io_status;
624 req->async.arg = fileio;
625 req->async.apc = apc;
626 req->async.apc_arg = apc_user;
627 req->async.event = hEvent;
628 status = wine_server_call( req );
630 SERVER_END_REQ;
632 if (status != STATUS_PENDING) RtlFreeHeap( GetProcessHeap(), 0, fileio );
633 else NtCurrentTeb()->num_async_io++;
634 goto done;
636 else /* synchronous read, wait for the fd to become ready */
638 struct pollfd pfd;
639 int ret, timeout;
641 if (!timeout_init_done)
643 timeout_init_done = 1;
644 if ((status = get_io_timeouts( hFile, type, length, TRUE, &timeouts )))
645 goto done;
646 if (hEvent) NtResetEvent( hEvent, NULL );
648 timeout = get_next_io_timeout( &timeouts, total );
650 pfd.fd = unix_handle;
651 pfd.events = POLLIN;
653 if (!timeout || !(ret = poll( &pfd, 1, timeout )))
655 if (total) /* return with what we got so far */
656 status = STATUS_SUCCESS;
657 else
658 status = (type == FD_TYPE_MAILSLOT) ? STATUS_IO_TIMEOUT : STATUS_TIMEOUT;
659 goto done;
661 if (ret == -1 && errno != EINTR)
663 status = FILE_GetNtStatus();
664 goto done;
666 /* will now restart the read */
670 done:
671 if (needs_close) close( unix_handle );
672 if (status == STATUS_SUCCESS)
674 io_status->u.Status = status;
675 io_status->Information = total;
676 TRACE("= SUCCESS (%u)\n", total);
677 if (hEvent) NtSetEvent( hEvent, NULL );
678 if (apc) NtQueueApcThread( GetCurrentThread(), (PNTAPCFUNC)apc,
679 (ULONG_PTR)apc_user, (ULONG_PTR)io_status, 0 );
681 else
683 TRACE("= 0x%08x\n", status);
684 if (status != STATUS_PENDING && hEvent) NtResetEvent( hEvent, NULL );
686 return status;
689 /***********************************************************************
690 * FILE_AsyncWriteService (INTERNAL)
692 static NTSTATUS FILE_AsyncWriteService(void *user, IO_STATUS_BLOCK *iosb, NTSTATUS status)
694 async_fileio_write *fileio = user;
695 int result, fd, needs_close;
696 enum server_fd_type type;
698 TRACE("(%p %p 0x%x)\n",iosb, fileio->buffer, status);
700 switch (status)
702 case STATUS_ALERTED:
703 /* write some data (non-blocking) */
704 if ((status = server_get_unix_fd( fileio->handle, FILE_WRITE_DATA, &fd,
705 &needs_close, &type, NULL )))
706 break;
708 if (!fileio->count && (type == FD_TYPE_MAILSLOT || type == FD_TYPE_PIPE || type == FD_TYPE_SOCKET))
709 result = send( fd, fileio->buffer, 0, 0 );
710 else
711 result = write( fd, &fileio->buffer[fileio->already], fileio->count - fileio->already );
713 if (needs_close) close( fd );
715 if (result < 0)
717 if (errno == EAGAIN || errno == EINTR) status = STATUS_PENDING;
718 else status = FILE_GetNtStatus();
720 else
722 fileio->already += result;
723 status = (fileio->already < fileio->count) ? STATUS_PENDING : STATUS_SUCCESS;
724 TRACE("wrote %d more bytes %u/%u so far\n", result, fileio->already, fileio->count);
726 break;
728 case STATUS_TIMEOUT:
729 case STATUS_IO_TIMEOUT:
730 if (fileio->already) status = STATUS_SUCCESS;
731 break;
733 if (status != STATUS_PENDING)
735 iosb->u.Status = status;
736 iosb->Information = fileio->already;
737 RtlFreeHeap( GetProcessHeap(), 0, fileio );
739 return status;
742 /******************************************************************************
743 * NtWriteFile [NTDLL.@]
744 * ZwWriteFile [NTDLL.@]
746 * Write to an open file handle.
748 * PARAMS
749 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
750 * Event [I] Event to signal upon completion (or NULL)
751 * ApcRoutine [I] Callback to call upon completion (or NULL)
752 * ApcContext [I] Context for ApcRoutine (or NULL)
753 * IoStatusBlock [O] Receives information about the operation on return
754 * Buffer [I] Source for the data to write
755 * Length [I] Size of Buffer
756 * ByteOffset [O] Destination for the new file pointer position (or NULL)
757 * Key [O] Function unknown (may be NULL)
759 * RETURNS
760 * Success: 0. IoStatusBlock is updated, and the Information member contains
761 * The number of bytes written.
762 * Failure: An NTSTATUS error code describing the error.
764 NTSTATUS WINAPI NtWriteFile(HANDLE hFile, HANDLE hEvent,
765 PIO_APC_ROUTINE apc, void* apc_user,
766 PIO_STATUS_BLOCK io_status,
767 const void* buffer, ULONG length,
768 PLARGE_INTEGER offset, PULONG key)
770 int result, unix_handle, needs_close, timeout_init_done = 0;
771 unsigned int options;
772 struct io_timeouts timeouts;
773 NTSTATUS status;
774 ULONG total = 0;
775 enum server_fd_type type;
777 TRACE("(%p,%p,%p,%p,%p,%p,0x%08x,%p,%p)!\n",
778 hFile,hEvent,apc,apc_user,io_status,buffer,length,offset,key);
780 if (!io_status) return STATUS_ACCESS_VIOLATION;
782 status = server_get_unix_fd( hFile, FILE_WRITE_DATA, &unix_handle,
783 &needs_close, &type, &options );
784 if (status) return status;
786 if (type == FD_TYPE_FILE && offset && offset->QuadPart != (LONGLONG)-2 /* FILE_USE_FILE_POINTER_POSITION */ )
788 /* async I/O doesn't make sense on regular files */
789 while ((result = pwrite( unix_handle, buffer, length, offset->QuadPart )) == -1)
791 if (errno != EINTR)
793 if (errno == EFAULT) status = STATUS_INVALID_USER_BUFFER;
794 else status = FILE_GetNtStatus();
795 goto done;
799 if (options & (FILE_SYNCHRONOUS_IO_ALERT | FILE_SYNCHRONOUS_IO_NONALERT))
800 /* update file pointer position */
801 lseek( unix_handle, offset->QuadPart + result, SEEK_SET );
803 total = result;
804 status = STATUS_SUCCESS;
805 goto done;
808 for (;;)
810 /* zero-length writes on sockets may not work with plain write(2) */
811 if (!length && (type == FD_TYPE_MAILSLOT || type == FD_TYPE_PIPE || type == FD_TYPE_SOCKET))
812 result = send( unix_handle, buffer, 0, 0 );
813 else
814 result = write( unix_handle, (const char *)buffer + total, length - total );
816 if (result >= 0)
818 total += result;
819 if (total == length)
821 status = STATUS_SUCCESS;
822 goto done;
825 else
827 if (errno == EINTR) continue;
828 if (errno != EAGAIN)
830 if (errno == EFAULT) status = STATUS_INVALID_USER_BUFFER;
831 else status = FILE_GetNtStatus();
832 goto done;
836 if (!(options & (FILE_SYNCHRONOUS_IO_ALERT | FILE_SYNCHRONOUS_IO_NONALERT)))
838 async_fileio_write *fileio;
840 if (!(fileio = RtlAllocateHeap(GetProcessHeap(), 0, sizeof(*fileio))))
842 status = STATUS_NO_MEMORY;
843 goto done;
845 fileio->handle = hFile;
846 fileio->already = total;
847 fileio->count = length;
848 fileio->buffer = buffer;
850 SERVER_START_REQ( register_async )
852 req->handle = hFile;
853 req->type = ASYNC_TYPE_WRITE;
854 req->count = length;
855 req->async.callback = FILE_AsyncWriteService;
856 req->async.iosb = io_status;
857 req->async.arg = fileio;
858 req->async.apc = apc;
859 req->async.apc_arg = apc_user;
860 req->async.event = hEvent;
861 status = wine_server_call( req );
863 SERVER_END_REQ;
865 if (status != STATUS_PENDING) RtlFreeHeap( GetProcessHeap(), 0, fileio );
866 else NtCurrentTeb()->num_async_io++;
867 goto done;
869 else /* synchronous write, wait for the fd to become ready */
871 struct pollfd pfd;
872 int ret, timeout;
874 if (!timeout_init_done)
876 timeout_init_done = 1;
877 if ((status = get_io_timeouts( hFile, type, length, FALSE, &timeouts )))
878 goto done;
879 if (hEvent) NtResetEvent( hEvent, NULL );
881 timeout = get_next_io_timeout( &timeouts, total );
883 pfd.fd = unix_handle;
884 pfd.events = POLLIN;
886 if (!timeout || !(ret = poll( &pfd, 1, timeout )))
888 /* return with what we got so far */
889 status = total ? STATUS_SUCCESS : STATUS_TIMEOUT;
890 goto done;
892 if (ret == -1 && errno != EINTR)
894 status = FILE_GetNtStatus();
895 goto done;
897 /* will now restart the write */
901 done:
902 if (needs_close) close( unix_handle );
903 if (status == STATUS_SUCCESS)
905 io_status->u.Status = status;
906 io_status->Information = total;
907 TRACE("= SUCCESS (%u)\n", total);
908 if (hEvent) NtSetEvent( hEvent, NULL );
909 if (apc) NtQueueApcThread( GetCurrentThread(), (PNTAPCFUNC)apc,
910 (ULONG_PTR)apc_user, (ULONG_PTR)io_status, 0 );
912 else
914 TRACE("= 0x%08x\n", status);
915 if (status != STATUS_PENDING && hEvent) NtResetEvent( hEvent, NULL );
917 return status;
921 /* callback for ioctl async I/O completion */
922 static NTSTATUS ioctl_completion( void *arg, IO_STATUS_BLOCK *io, NTSTATUS status )
924 io->u.Status = status;
925 return status;
928 /* do a ioctl call through the server */
929 static NTSTATUS server_ioctl_file( HANDLE handle, HANDLE event,
930 PIO_APC_ROUTINE apc, PVOID apc_context,
931 IO_STATUS_BLOCK *io, ULONG code,
932 PVOID in_buffer, ULONG in_size,
933 PVOID out_buffer, ULONG out_size )
935 NTSTATUS status;
937 SERVER_START_REQ( ioctl )
939 req->handle = handle;
940 req->code = code;
941 req->async.callback = ioctl_completion;
942 req->async.iosb = io;
943 req->async.arg = NULL;
944 req->async.apc = apc;
945 req->async.apc_arg = apc_context;
946 req->async.event = event;
947 wine_server_add_data( req, in_buffer, in_size );
948 wine_server_set_reply( req, out_buffer, out_size );
949 if (!(status = wine_server_call( req )))
950 io->Information = wine_server_reply_size( reply );
952 SERVER_END_REQ;
954 if (status == STATUS_NOT_SUPPORTED)
955 FIXME("Unsupported ioctl %x (device=%x access=%x func=%x method=%x)\n",
956 code, code >> 16, (code >> 14) & 3, (code >> 2) & 0xfff, code & 3);
958 return status;
962 /**************************************************************************
963 * NtDeviceIoControlFile [NTDLL.@]
964 * ZwDeviceIoControlFile [NTDLL.@]
966 * Perform an I/O control operation on an open file handle.
968 * PARAMS
969 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
970 * event [I] Event to signal upon completion (or NULL)
971 * apc [I] Callback to call upon completion (or NULL)
972 * apc_context [I] Context for ApcRoutine (or NULL)
973 * io [O] Receives information about the operation on return
974 * code [I] Control code for the operation to perform
975 * in_buffer [I] Source for any input data required (or NULL)
976 * in_size [I] Size of InputBuffer
977 * out_buffer [O] Source for any output data returned (or NULL)
978 * out_size [I] Size of OutputBuffer
980 * RETURNS
981 * Success: 0. IoStatusBlock is updated.
982 * Failure: An NTSTATUS error code describing the error.
984 NTSTATUS WINAPI NtDeviceIoControlFile(HANDLE handle, HANDLE event,
985 PIO_APC_ROUTINE apc, PVOID apc_context,
986 PIO_STATUS_BLOCK io, ULONG code,
987 PVOID in_buffer, ULONG in_size,
988 PVOID out_buffer, ULONG out_size)
990 ULONG device = (code >> 16);
991 NTSTATUS status;
993 TRACE("(%p,%p,%p,%p,%p,0x%08x,%p,0x%08x,%p,0x%08x)\n",
994 handle, event, apc, apc_context, io, code,
995 in_buffer, in_size, out_buffer, out_size);
997 switch(device)
999 case FILE_DEVICE_DISK:
1000 case FILE_DEVICE_CD_ROM:
1001 case FILE_DEVICE_DVD:
1002 case FILE_DEVICE_CONTROLLER:
1003 case FILE_DEVICE_MASS_STORAGE:
1004 status = CDROM_DeviceIoControl(handle, event, apc, apc_context, io, code,
1005 in_buffer, in_size, out_buffer, out_size);
1006 break;
1007 case FILE_DEVICE_SERIAL_PORT:
1008 status = COMM_DeviceIoControl(handle, event, apc, apc_context, io, code,
1009 in_buffer, in_size, out_buffer, out_size);
1010 break;
1011 case FILE_DEVICE_TAPE:
1012 status = TAPE_DeviceIoControl(handle, event, apc, apc_context, io, code,
1013 in_buffer, in_size, out_buffer, out_size);
1014 break;
1015 default:
1016 status = server_ioctl_file( handle, event, apc, apc_context, io, code,
1017 in_buffer, in_size, out_buffer, out_size );
1018 break;
1020 if (status != STATUS_PENDING) io->u.Status = status;
1021 return status;
1025 /**************************************************************************
1026 * NtFsControlFile [NTDLL.@]
1027 * ZwFsControlFile [NTDLL.@]
1029 * Perform a file system control operation on an open file handle.
1031 * PARAMS
1032 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1033 * event [I] Event to signal upon completion (or NULL)
1034 * apc [I] Callback to call upon completion (or NULL)
1035 * apc_context [I] Context for ApcRoutine (or NULL)
1036 * io [O] Receives information about the operation on return
1037 * code [I] Control code for the operation to perform
1038 * in_buffer [I] Source for any input data required (or NULL)
1039 * in_size [I] Size of InputBuffer
1040 * out_buffer [O] Source for any output data returned (or NULL)
1041 * out_size [I] Size of OutputBuffer
1043 * RETURNS
1044 * Success: 0. IoStatusBlock is updated.
1045 * Failure: An NTSTATUS error code describing the error.
1047 NTSTATUS WINAPI NtFsControlFile(HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc,
1048 PVOID apc_context, PIO_STATUS_BLOCK io, ULONG code,
1049 PVOID in_buffer, ULONG in_size, PVOID out_buffer, ULONG out_size)
1051 NTSTATUS status;
1053 TRACE("(%p,%p,%p,%p,%p,0x%08x,%p,0x%08x,%p,0x%08x)\n",
1054 handle, event, apc, apc_context, io, code,
1055 in_buffer, in_size, out_buffer, out_size);
1057 if (!io) return STATUS_INVALID_PARAMETER;
1059 switch(code)
1061 case FSCTL_DISMOUNT_VOLUME:
1062 status = server_ioctl_file( handle, event, apc, apc_context, io, code,
1063 in_buffer, in_size, out_buffer, out_size );
1064 if (!status) status = DIR_unmount_device( handle );
1065 break;
1067 case FSCTL_PIPE_LISTEN:
1068 case FSCTL_PIPE_WAIT:
1070 HANDLE internal_event = 0;
1072 if(!event && !apc)
1074 status = NtCreateEvent(&internal_event, EVENT_ALL_ACCESS, NULL, FALSE, FALSE);
1075 if (status != STATUS_SUCCESS) break;
1076 event = internal_event;
1078 status = server_ioctl_file( handle, event, apc, apc_context, io, code,
1079 in_buffer, in_size, out_buffer, out_size );
1081 if (internal_event && status == STATUS_PENDING)
1083 while (NtWaitForSingleObject(internal_event, TRUE, NULL) == STATUS_USER_APC) /*nothing*/ ;
1084 status = io->u.Status;
1086 if (internal_event) NtClose(internal_event);
1088 break;
1090 case FSCTL_PIPE_PEEK:
1092 FILE_PIPE_PEEK_BUFFER *buffer = out_buffer;
1093 int avail = 0, fd, needs_close;
1095 if (out_size < FIELD_OFFSET( FILE_PIPE_PEEK_BUFFER, Data ))
1097 status = STATUS_INFO_LENGTH_MISMATCH;
1098 break;
1101 if ((status = server_get_unix_fd( handle, FILE_READ_DATA, &fd, &needs_close, NULL, NULL )))
1102 break;
1104 #ifdef FIONREAD
1105 if (ioctl( fd, FIONREAD, &avail ) != 0)
1107 TRACE("FIONREAD failed reason: %s\n",strerror(errno));
1108 if (needs_close) close( fd );
1109 status = FILE_GetNtStatus();
1110 break;
1112 #endif
1113 if (!avail) /* check for closed pipe */
1115 struct pollfd pollfd;
1116 int ret;
1118 pollfd.fd = fd;
1119 pollfd.events = POLLIN;
1120 pollfd.revents = 0;
1121 ret = poll( &pollfd, 1, 0 );
1122 if (ret == -1 || (ret == 1 && (pollfd.revents & (POLLHUP|POLLERR))))
1124 if (needs_close) close( fd );
1125 status = STATUS_PIPE_BROKEN;
1126 break;
1129 buffer->NamedPipeState = 0; /* FIXME */
1130 buffer->ReadDataAvailable = avail;
1131 buffer->NumberOfMessages = 0; /* FIXME */
1132 buffer->MessageLength = 0; /* FIXME */
1133 io->Information = FIELD_OFFSET( FILE_PIPE_PEEK_BUFFER, Data );
1134 status = STATUS_SUCCESS;
1135 if (avail)
1137 ULONG data_size = out_size - FIELD_OFFSET( FILE_PIPE_PEEK_BUFFER, Data );
1138 if (data_size)
1140 int res = recv( fd, buffer->Data, data_size, MSG_PEEK );
1141 if (res >= 0) io->Information += res;
1144 if (needs_close) close( fd );
1146 break;
1148 case FSCTL_PIPE_DISCONNECT:
1149 status = server_ioctl_file( handle, event, apc, apc_context, io, code,
1150 in_buffer, in_size, out_buffer, out_size );
1151 if (!status)
1153 int fd = server_remove_fd_from_cache( handle );
1154 if (fd != -1) close( fd );
1156 break;
1158 case FSCTL_LOCK_VOLUME:
1159 case FSCTL_UNLOCK_VOLUME:
1160 FIXME("stub! return success - Unsupported fsctl %x (device=%x access=%x func=%x method=%x)\n",
1161 code, code >> 16, (code >> 14) & 3, (code >> 2) & 0xfff, code & 3);
1162 status = STATUS_SUCCESS;
1163 break;
1165 default:
1166 status = server_ioctl_file( handle, event, apc, apc_context, io, code,
1167 in_buffer, in_size, out_buffer, out_size );
1168 break;
1171 if (status != STATUS_PENDING) io->u.Status = status;
1172 return status;
1175 /******************************************************************************
1176 * NtSetVolumeInformationFile [NTDLL.@]
1177 * ZwSetVolumeInformationFile [NTDLL.@]
1179 * Set volume information for an open file handle.
1181 * PARAMS
1182 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1183 * IoStatusBlock [O] Receives information about the operation on return
1184 * FsInformation [I] Source for volume information
1185 * Length [I] Size of FsInformation
1186 * FsInformationClass [I] Type of volume information to set
1188 * RETURNS
1189 * Success: 0. IoStatusBlock is updated.
1190 * Failure: An NTSTATUS error code describing the error.
1192 NTSTATUS WINAPI NtSetVolumeInformationFile(
1193 IN HANDLE FileHandle,
1194 PIO_STATUS_BLOCK IoStatusBlock,
1195 PVOID FsInformation,
1196 ULONG Length,
1197 FS_INFORMATION_CLASS FsInformationClass)
1199 FIXME("(%p,%p,%p,0x%08x,0x%08x) stub\n",
1200 FileHandle,IoStatusBlock,FsInformation,Length,FsInformationClass);
1201 return 0;
1204 /******************************************************************************
1205 * NtQueryInformationFile [NTDLL.@]
1206 * ZwQueryInformationFile [NTDLL.@]
1208 * Get information about an open file handle.
1210 * PARAMS
1211 * hFile [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1212 * io [O] Receives information about the operation on return
1213 * ptr [O] Destination for file information
1214 * len [I] Size of FileInformation
1215 * class [I] Type of file information to get
1217 * RETURNS
1218 * Success: 0. IoStatusBlock and FileInformation are updated.
1219 * Failure: An NTSTATUS error code describing the error.
1221 NTSTATUS WINAPI NtQueryInformationFile( HANDLE hFile, PIO_STATUS_BLOCK io,
1222 PVOID ptr, LONG len, FILE_INFORMATION_CLASS class )
1224 static const size_t info_sizes[] =
1227 sizeof(FILE_DIRECTORY_INFORMATION), /* FileDirectoryInformation */
1228 sizeof(FILE_FULL_DIRECTORY_INFORMATION), /* FileFullDirectoryInformation */
1229 sizeof(FILE_BOTH_DIRECTORY_INFORMATION), /* FileBothDirectoryInformation */
1230 sizeof(FILE_BASIC_INFORMATION), /* FileBasicInformation */
1231 sizeof(FILE_STANDARD_INFORMATION), /* FileStandardInformation */
1232 sizeof(FILE_INTERNAL_INFORMATION), /* FileInternalInformation */
1233 sizeof(FILE_EA_INFORMATION), /* FileEaInformation */
1234 sizeof(FILE_ACCESS_INFORMATION), /* FileAccessInformation */
1235 sizeof(FILE_NAME_INFORMATION)-sizeof(WCHAR), /* FileNameInformation */
1236 sizeof(FILE_RENAME_INFORMATION)-sizeof(WCHAR), /* FileRenameInformation */
1237 0, /* FileLinkInformation */
1238 sizeof(FILE_NAMES_INFORMATION)-sizeof(WCHAR), /* FileNamesInformation */
1239 sizeof(FILE_DISPOSITION_INFORMATION), /* FileDispositionInformation */
1240 sizeof(FILE_POSITION_INFORMATION), /* FilePositionInformation */
1241 sizeof(FILE_FULL_EA_INFORMATION), /* FileFullEaInformation */
1242 sizeof(FILE_MODE_INFORMATION), /* FileModeInformation */
1243 sizeof(FILE_ALIGNMENT_INFORMATION), /* FileAlignmentInformation */
1244 sizeof(FILE_ALL_INFORMATION)-sizeof(WCHAR), /* FileAllInformation */
1245 sizeof(FILE_ALLOCATION_INFORMATION), /* FileAllocationInformation */
1246 sizeof(FILE_END_OF_FILE_INFORMATION), /* FileEndOfFileInformation */
1247 0, /* FileAlternateNameInformation */
1248 sizeof(FILE_STREAM_INFORMATION)-sizeof(WCHAR), /* FileStreamInformation */
1249 0, /* FilePipeInformation */
1250 sizeof(FILE_PIPE_LOCAL_INFORMATION), /* FilePipeLocalInformation */
1251 0, /* FilePipeRemoteInformation */
1252 sizeof(FILE_MAILSLOT_QUERY_INFORMATION), /* FileMailslotQueryInformation */
1253 0, /* FileMailslotSetInformation */
1254 0, /* FileCompressionInformation */
1255 0, /* FileObjectIdInformation */
1256 0, /* FileCompletionInformation */
1257 0, /* FileMoveClusterInformation */
1258 0, /* FileQuotaInformation */
1259 0, /* FileReparsePointInformation */
1260 0, /* FileNetworkOpenInformation */
1261 0, /* FileAttributeTagInformation */
1262 0 /* FileTrackingInformation */
1265 struct stat st;
1266 int fd, needs_close = FALSE;
1268 TRACE("(%p,%p,%p,0x%08x,0x%08x)\n", hFile, io, ptr, len, class);
1270 io->Information = 0;
1272 if (class <= 0 || class >= FileMaximumInformation)
1273 return io->u.Status = STATUS_INVALID_INFO_CLASS;
1274 if (!info_sizes[class])
1276 FIXME("Unsupported class (%d)\n", class);
1277 return io->u.Status = STATUS_NOT_IMPLEMENTED;
1279 if (len < info_sizes[class])
1280 return io->u.Status = STATUS_INFO_LENGTH_MISMATCH;
1282 if (class != FilePipeLocalInformation)
1284 if ((io->u.Status = server_get_unix_fd( hFile, 0, &fd, &needs_close, NULL, NULL )))
1285 return io->u.Status;
1288 switch (class)
1290 case FileBasicInformation:
1292 FILE_BASIC_INFORMATION *info = ptr;
1294 if (fstat( fd, &st ) == -1)
1295 io->u.Status = FILE_GetNtStatus();
1296 else if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode))
1297 io->u.Status = STATUS_INVALID_INFO_CLASS;
1298 else
1300 if (S_ISDIR(st.st_mode)) info->FileAttributes = FILE_ATTRIBUTE_DIRECTORY;
1301 else info->FileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1302 if (!(st.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH)))
1303 info->FileAttributes |= FILE_ATTRIBUTE_READONLY;
1304 RtlSecondsSince1970ToTime( st.st_mtime, &info->CreationTime);
1305 RtlSecondsSince1970ToTime( st.st_mtime, &info->LastWriteTime);
1306 RtlSecondsSince1970ToTime( st.st_ctime, &info->ChangeTime);
1307 RtlSecondsSince1970ToTime( st.st_atime, &info->LastAccessTime);
1310 break;
1311 case FileStandardInformation:
1313 FILE_STANDARD_INFORMATION *info = ptr;
1315 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1316 else
1318 if ((info->Directory = S_ISDIR(st.st_mode)))
1320 info->AllocationSize.QuadPart = 0;
1321 info->EndOfFile.QuadPart = 0;
1322 info->NumberOfLinks = 1;
1323 info->DeletePending = FALSE;
1325 else
1327 info->AllocationSize.QuadPart = (ULONGLONG)st.st_blocks * 512;
1328 info->EndOfFile.QuadPart = st.st_size;
1329 info->NumberOfLinks = st.st_nlink;
1330 info->DeletePending = FALSE; /* FIXME */
1334 break;
1335 case FilePositionInformation:
1337 FILE_POSITION_INFORMATION *info = ptr;
1338 off_t res = lseek( fd, 0, SEEK_CUR );
1339 if (res == (off_t)-1) io->u.Status = FILE_GetNtStatus();
1340 else info->CurrentByteOffset.QuadPart = res;
1342 break;
1343 case FileInternalInformation:
1345 FILE_INTERNAL_INFORMATION *info = ptr;
1347 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1348 else info->IndexNumber.QuadPart = st.st_ino;
1350 break;
1351 case FileEaInformation:
1353 FILE_EA_INFORMATION *info = ptr;
1354 info->EaSize = 0;
1356 break;
1357 case FileEndOfFileInformation:
1359 FILE_END_OF_FILE_INFORMATION *info = ptr;
1361 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1362 else info->EndOfFile.QuadPart = S_ISDIR(st.st_mode) ? 0 : st.st_size;
1364 break;
1365 case FileAllInformation:
1367 FILE_ALL_INFORMATION *info = ptr;
1369 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1370 else if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode))
1371 io->u.Status = STATUS_INVALID_INFO_CLASS;
1372 else
1374 if ((info->StandardInformation.Directory = S_ISDIR(st.st_mode)))
1376 info->BasicInformation.FileAttributes = FILE_ATTRIBUTE_DIRECTORY;
1377 info->StandardInformation.AllocationSize.QuadPart = 0;
1378 info->StandardInformation.EndOfFile.QuadPart = 0;
1379 info->StandardInformation.NumberOfLinks = 1;
1380 info->StandardInformation.DeletePending = FALSE;
1382 else
1384 info->BasicInformation.FileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1385 info->StandardInformation.AllocationSize.QuadPart = (ULONGLONG)st.st_blocks * 512;
1386 info->StandardInformation.EndOfFile.QuadPart = st.st_size;
1387 info->StandardInformation.NumberOfLinks = st.st_nlink;
1388 info->StandardInformation.DeletePending = FALSE; /* FIXME */
1390 if (!(st.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH)))
1391 info->BasicInformation.FileAttributes |= FILE_ATTRIBUTE_READONLY;
1392 RtlSecondsSince1970ToTime( st.st_mtime, &info->BasicInformation.CreationTime);
1393 RtlSecondsSince1970ToTime( st.st_mtime, &info->BasicInformation.LastWriteTime);
1394 RtlSecondsSince1970ToTime( st.st_ctime, &info->BasicInformation.ChangeTime);
1395 RtlSecondsSince1970ToTime( st.st_atime, &info->BasicInformation.LastAccessTime);
1396 info->InternalInformation.IndexNumber.QuadPart = st.st_ino;
1397 info->EaInformation.EaSize = 0;
1398 info->AccessInformation.AccessFlags = 0; /* FIXME */
1399 info->PositionInformation.CurrentByteOffset.QuadPart = lseek( fd, 0, SEEK_CUR );
1400 info->ModeInformation.Mode = 0; /* FIXME */
1401 info->AlignmentInformation.AlignmentRequirement = 1; /* FIXME */
1402 info->NameInformation.FileNameLength = 0;
1403 io->Information = sizeof(*info) - sizeof(WCHAR);
1406 break;
1407 case FileMailslotQueryInformation:
1409 FILE_MAILSLOT_QUERY_INFORMATION *info = ptr;
1411 SERVER_START_REQ( set_mailslot_info )
1413 req->handle = hFile;
1414 req->flags = 0;
1415 io->u.Status = wine_server_call( req );
1416 if( io->u.Status == STATUS_SUCCESS )
1418 info->MaximumMessageSize = reply->max_msgsize;
1419 info->MailslotQuota = 0;
1420 info->NextMessageSize = 0;
1421 info->MessagesAvailable = 0;
1422 info->ReadTimeout.QuadPart = reply->read_timeout;
1425 SERVER_END_REQ;
1426 if (!io->u.Status)
1428 ULONG size = info->MaximumMessageSize ? info->MaximumMessageSize : 0x10000;
1429 char *tmpbuf = RtlAllocateHeap( GetProcessHeap(), 0, size );
1430 if (tmpbuf)
1432 int fd, needs_close;
1433 if (!server_get_unix_fd( hFile, FILE_READ_DATA, &fd, &needs_close, NULL, NULL ))
1435 int res = recv( fd, tmpbuf, size, MSG_PEEK );
1436 info->MessagesAvailable = (res > 0);
1437 info->NextMessageSize = (res >= 0) ? res : MAILSLOT_NO_MESSAGE;
1438 if (needs_close) close( fd );
1440 RtlFreeHeap( GetProcessHeap(), 0, tmpbuf );
1444 break;
1445 case FilePipeLocalInformation:
1447 FILE_PIPE_LOCAL_INFORMATION* pli = ptr;
1449 SERVER_START_REQ( get_named_pipe_info )
1451 req->handle = hFile;
1452 if (!(io->u.Status = wine_server_call( req )))
1454 pli->NamedPipeType = (reply->flags & NAMED_PIPE_MESSAGE_STREAM_WRITE) ?
1455 FILE_PIPE_TYPE_MESSAGE : FILE_PIPE_TYPE_BYTE;
1456 pli->NamedPipeConfiguration = 0; /* FIXME */
1457 pli->MaximumInstances = reply->maxinstances;
1458 pli->CurrentInstances = reply->instances;
1459 pli->InboundQuota = reply->insize;
1460 pli->ReadDataAvailable = 0; /* FIXME */
1461 pli->OutboundQuota = reply->outsize;
1462 pli->WriteQuotaAvailable = 0; /* FIXME */
1463 pli->NamedPipeState = 0; /* FIXME */
1464 pli->NamedPipeEnd = (reply->flags & NAMED_PIPE_SERVER_END) ?
1465 FILE_PIPE_SERVER_END : FILE_PIPE_CLIENT_END;
1468 SERVER_END_REQ;
1470 break;
1471 default:
1472 FIXME("Unsupported class (%d)\n", class);
1473 io->u.Status = STATUS_NOT_IMPLEMENTED;
1474 break;
1476 if (needs_close) close( fd );
1477 if (io->u.Status == STATUS_SUCCESS && !io->Information) io->Information = info_sizes[class];
1478 return io->u.Status;
1481 /******************************************************************************
1482 * NtSetInformationFile [NTDLL.@]
1483 * ZwSetInformationFile [NTDLL.@]
1485 * Set information about an open file handle.
1487 * PARAMS
1488 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1489 * io [O] Receives information about the operation on return
1490 * ptr [I] Source for file information
1491 * len [I] Size of FileInformation
1492 * class [I] Type of file information to set
1494 * RETURNS
1495 * Success: 0. io is updated.
1496 * Failure: An NTSTATUS error code describing the error.
1498 NTSTATUS WINAPI NtSetInformationFile(HANDLE handle, PIO_STATUS_BLOCK io,
1499 PVOID ptr, ULONG len, FILE_INFORMATION_CLASS class)
1501 int fd, needs_close;
1503 TRACE("(%p,%p,%p,0x%08x,0x%08x)\n", handle, io, ptr, len, class);
1505 if ((io->u.Status = server_get_unix_fd( handle, 0, &fd, &needs_close, NULL, NULL )))
1506 return io->u.Status;
1508 io->u.Status = STATUS_SUCCESS;
1509 switch (class)
1511 case FileBasicInformation:
1512 if (len >= sizeof(FILE_BASIC_INFORMATION))
1514 struct stat st;
1515 const FILE_BASIC_INFORMATION *info = ptr;
1517 if (info->LastAccessTime.QuadPart || info->LastWriteTime.QuadPart)
1519 ULONGLONG sec, nsec;
1520 struct timeval tv[2];
1522 if (!info->LastAccessTime.QuadPart || !info->LastWriteTime.QuadPart)
1525 tv[0].tv_sec = tv[0].tv_usec = 0;
1526 tv[1].tv_sec = tv[1].tv_usec = 0;
1527 if (!fstat( fd, &st ))
1529 tv[0].tv_sec = st.st_atime;
1530 tv[1].tv_sec = st.st_mtime;
1533 if (info->LastAccessTime.QuadPart)
1535 sec = RtlLargeIntegerDivide( info->LastAccessTime.QuadPart, 10000000, &nsec );
1536 tv[0].tv_sec = sec - SECS_1601_TO_1970;
1537 tv[0].tv_usec = (UINT)nsec / 10;
1539 if (info->LastWriteTime.QuadPart)
1541 sec = RtlLargeIntegerDivide( info->LastWriteTime.QuadPart, 10000000, &nsec );
1542 tv[1].tv_sec = sec - SECS_1601_TO_1970;
1543 tv[1].tv_usec = (UINT)nsec / 10;
1545 if (futimes( fd, tv ) == -1) io->u.Status = FILE_GetNtStatus();
1548 if (io->u.Status == STATUS_SUCCESS && info->FileAttributes)
1550 if (fstat( fd, &st ) == -1) io->u.Status = FILE_GetNtStatus();
1551 else
1553 if (info->FileAttributes & FILE_ATTRIBUTE_READONLY)
1555 if (S_ISDIR( st.st_mode))
1556 WARN("FILE_ATTRIBUTE_READONLY ignored for directory.\n");
1557 else
1558 st.st_mode &= ~0222; /* clear write permission bits */
1560 else
1562 /* add write permission only where we already have read permission */
1563 st.st_mode |= (0600 | ((st.st_mode & 044) >> 1)) & (~FILE_umask);
1565 if (fchmod( fd, st.st_mode ) == -1) io->u.Status = FILE_GetNtStatus();
1569 else io->u.Status = STATUS_INVALID_PARAMETER_3;
1570 break;
1572 case FilePositionInformation:
1573 if (len >= sizeof(FILE_POSITION_INFORMATION))
1575 const FILE_POSITION_INFORMATION *info = ptr;
1577 if (lseek( fd, info->CurrentByteOffset.QuadPart, SEEK_SET ) == (off_t)-1)
1578 io->u.Status = FILE_GetNtStatus();
1580 else io->u.Status = STATUS_INVALID_PARAMETER_3;
1581 break;
1583 case FileEndOfFileInformation:
1584 if (len >= sizeof(FILE_END_OF_FILE_INFORMATION))
1586 struct stat st;
1587 const FILE_END_OF_FILE_INFORMATION *info = ptr;
1589 /* first try normal truncate */
1590 if (ftruncate( fd, (off_t)info->EndOfFile.QuadPart ) != -1) break;
1592 /* now check for the need to extend the file */
1593 if (fstat( fd, &st ) != -1 && (off_t)info->EndOfFile.QuadPart > st.st_size)
1595 static const char zero;
1597 /* extend the file one byte beyond the requested size and then truncate it */
1598 /* this should work around ftruncate implementations that can't extend files */
1599 if (pwrite( fd, &zero, 1, (off_t)info->EndOfFile.QuadPart ) != -1 &&
1600 ftruncate( fd, (off_t)info->EndOfFile.QuadPart ) != -1) break;
1602 io->u.Status = FILE_GetNtStatus();
1604 else io->u.Status = STATUS_INVALID_PARAMETER_3;
1605 break;
1607 case FileMailslotSetInformation:
1609 FILE_MAILSLOT_SET_INFORMATION *info = ptr;
1611 SERVER_START_REQ( set_mailslot_info )
1613 req->handle = handle;
1614 req->flags = MAILSLOT_SET_READ_TIMEOUT;
1615 req->read_timeout = info->ReadTimeout.QuadPart;
1616 io->u.Status = wine_server_call( req );
1618 SERVER_END_REQ;
1620 break;
1622 default:
1623 FIXME("Unsupported class (%d)\n", class);
1624 io->u.Status = STATUS_NOT_IMPLEMENTED;
1625 break;
1627 if (needs_close) close( fd );
1628 io->Information = 0;
1629 return io->u.Status;
1633 /******************************************************************************
1634 * NtQueryFullAttributesFile (NTDLL.@)
1636 NTSTATUS WINAPI NtQueryFullAttributesFile( const OBJECT_ATTRIBUTES *attr,
1637 FILE_NETWORK_OPEN_INFORMATION *info )
1639 ANSI_STRING unix_name;
1640 NTSTATUS status;
1642 if (!(status = wine_nt_to_unix_file_name( attr->ObjectName, &unix_name, FILE_OPEN,
1643 !(attr->Attributes & OBJ_CASE_INSENSITIVE) )))
1645 struct stat st;
1647 if (stat( unix_name.Buffer, &st ) == -1)
1648 status = FILE_GetNtStatus();
1649 else if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode))
1650 status = STATUS_INVALID_INFO_CLASS;
1651 else
1653 if (S_ISDIR(st.st_mode))
1655 info->FileAttributes = FILE_ATTRIBUTE_DIRECTORY;
1656 info->AllocationSize.QuadPart = 0;
1657 info->EndOfFile.QuadPart = 0;
1659 else
1661 info->FileAttributes = FILE_ATTRIBUTE_ARCHIVE;
1662 info->AllocationSize.QuadPart = (ULONGLONG)st.st_blocks * 512;
1663 info->EndOfFile.QuadPart = st.st_size;
1665 if (!(st.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH)))
1666 info->FileAttributes |= FILE_ATTRIBUTE_READONLY;
1667 RtlSecondsSince1970ToTime( st.st_mtime, &info->CreationTime );
1668 RtlSecondsSince1970ToTime( st.st_mtime, &info->LastWriteTime );
1669 RtlSecondsSince1970ToTime( st.st_ctime, &info->ChangeTime );
1670 RtlSecondsSince1970ToTime( st.st_atime, &info->LastAccessTime );
1671 if (DIR_is_hidden_file( attr->ObjectName ))
1672 info->FileAttributes |= FILE_ATTRIBUTE_HIDDEN;
1674 RtlFreeAnsiString( &unix_name );
1676 else WARN("%s not found (%x)\n", debugstr_us(attr->ObjectName), status );
1677 return status;
1681 /******************************************************************************
1682 * NtQueryAttributesFile (NTDLL.@)
1683 * ZwQueryAttributesFile (NTDLL.@)
1685 NTSTATUS WINAPI NtQueryAttributesFile( const OBJECT_ATTRIBUTES *attr, FILE_BASIC_INFORMATION *info )
1687 FILE_NETWORK_OPEN_INFORMATION full_info;
1688 NTSTATUS status;
1690 if (!(status = NtQueryFullAttributesFile( attr, &full_info )))
1692 info->CreationTime.QuadPart = full_info.CreationTime.QuadPart;
1693 info->LastAccessTime.QuadPart = full_info.LastAccessTime.QuadPart;
1694 info->LastWriteTime.QuadPart = full_info.LastWriteTime.QuadPart;
1695 info->ChangeTime.QuadPart = full_info.ChangeTime.QuadPart;
1696 info->FileAttributes = full_info.FileAttributes;
1698 return status;
1702 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__APPLE__)
1703 /* helper for FILE_GetDeviceInfo to hide some platform differences in fstatfs */
1704 static inline void get_device_info_fstatfs( FILE_FS_DEVICE_INFORMATION *info, const char *fstypename,
1705 size_t fstypesize, unsigned int flags )
1707 if (!strncmp("cd9660", fstypename, fstypesize) ||
1708 !strncmp("udf", fstypename, fstypesize))
1710 info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM;
1711 /* Don't assume read-only, let the mount options set it below */
1712 info->Characteristics |= FILE_REMOVABLE_MEDIA;
1714 else if (!strncmp("nfs", fstypename, fstypesize) ||
1715 !strncmp("nwfs", fstypename, fstypesize) ||
1716 !strncmp("smbfs", fstypename, fstypesize) ||
1717 !strncmp("afpfs", fstypename, fstypesize))
1719 info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM;
1720 info->Characteristics |= FILE_REMOTE_DEVICE;
1722 else if (!strncmp("procfs", fstypename, fstypesize))
1723 info->DeviceType = FILE_DEVICE_VIRTUAL_DISK;
1724 else
1725 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1727 if (flags & MNT_RDONLY)
1728 info->Characteristics |= FILE_READ_ONLY_DEVICE;
1730 if (!(flags & MNT_LOCAL))
1732 info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM;
1733 info->Characteristics |= FILE_REMOTE_DEVICE;
1736 #endif
1738 /******************************************************************************
1739 * get_device_info
1741 * Implementation of the FileFsDeviceInformation query for NtQueryVolumeInformationFile.
1743 static NTSTATUS get_device_info( int fd, FILE_FS_DEVICE_INFORMATION *info )
1745 struct stat st;
1747 info->Characteristics = 0;
1748 if (fstat( fd, &st ) < 0) return FILE_GetNtStatus();
1749 if (S_ISCHR( st.st_mode ))
1751 info->DeviceType = FILE_DEVICE_UNKNOWN;
1752 #ifdef linux
1753 switch(major(st.st_rdev))
1755 case MEM_MAJOR:
1756 info->DeviceType = FILE_DEVICE_NULL;
1757 break;
1758 case TTY_MAJOR:
1759 info->DeviceType = FILE_DEVICE_SERIAL_PORT;
1760 break;
1761 case LP_MAJOR:
1762 info->DeviceType = FILE_DEVICE_PARALLEL_PORT;
1763 break;
1764 case SCSI_TAPE_MAJOR:
1765 info->DeviceType = FILE_DEVICE_TAPE;
1766 break;
1768 #endif
1770 else if (S_ISBLK( st.st_mode ))
1772 info->DeviceType = FILE_DEVICE_DISK;
1774 else if (S_ISFIFO( st.st_mode ) || S_ISSOCK( st.st_mode ))
1776 info->DeviceType = FILE_DEVICE_NAMED_PIPE;
1778 else /* regular file or directory */
1780 #if defined(linux) && defined(HAVE_FSTATFS)
1781 struct statfs stfs;
1783 /* check for floppy disk */
1784 if (major(st.st_dev) == FLOPPY_MAJOR)
1785 info->Characteristics |= FILE_REMOVABLE_MEDIA;
1787 if (fstatfs( fd, &stfs ) < 0) stfs.f_type = 0;
1788 switch (stfs.f_type)
1790 case 0x9660: /* iso9660 */
1791 case 0x9fa1: /* supermount */
1792 case 0x15013346: /* udf */
1793 info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM;
1794 info->Characteristics |= FILE_REMOVABLE_MEDIA|FILE_READ_ONLY_DEVICE;
1795 break;
1796 case 0x6969: /* nfs */
1797 case 0x517B: /* smbfs */
1798 case 0x564c: /* ncpfs */
1799 info->DeviceType = FILE_DEVICE_NETWORK_FILE_SYSTEM;
1800 info->Characteristics |= FILE_REMOTE_DEVICE;
1801 break;
1802 case 0x01021994: /* tmpfs */
1803 case 0x28cd3d45: /* cramfs */
1804 case 0x1373: /* devfs */
1805 case 0x9fa0: /* procfs */
1806 info->DeviceType = FILE_DEVICE_VIRTUAL_DISK;
1807 break;
1808 default:
1809 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1810 break;
1812 #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__APPLE__)
1813 struct statfs stfs;
1815 if (fstatfs( fd, &stfs ) < 0)
1816 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1817 else
1818 get_device_info_fstatfs( info, stfs.f_fstypename,
1819 sizeof(stfs.f_fstypename), stfs.f_flags );
1820 #elif defined(__NetBSD__)
1821 struct statvfs stfs;
1823 if (fstatvfs( fd, &stfs) < 0)
1824 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1825 else
1826 get_device_info_fstatfs( info, stfs.f_fstypename,
1827 sizeof(stfs.f_fstypename), stfs.f_flag );
1828 #elif defined(sun)
1829 /* Use dkio to work out device types */
1831 # include <sys/dkio.h>
1832 # include <sys/vtoc.h>
1833 struct dk_cinfo dkinf;
1834 int retval = ioctl(fd, DKIOCINFO, &dkinf);
1835 if(retval==-1){
1836 WARN("Unable to get disk device type information - assuming a disk like device\n");
1837 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1839 switch (dkinf.dki_ctype)
1841 case DKC_CDROM:
1842 info->DeviceType = FILE_DEVICE_CD_ROM_FILE_SYSTEM;
1843 info->Characteristics |= FILE_REMOVABLE_MEDIA|FILE_READ_ONLY_DEVICE;
1844 break;
1845 case DKC_NCRFLOPPY:
1846 case DKC_SMSFLOPPY:
1847 case DKC_INTEL82072:
1848 case DKC_INTEL82077:
1849 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1850 info->Characteristics |= FILE_REMOVABLE_MEDIA;
1851 break;
1852 case DKC_MD:
1853 info->DeviceType = FILE_DEVICE_VIRTUAL_DISK;
1854 break;
1855 default:
1856 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1859 #else
1860 static int warned;
1861 if (!warned++) FIXME( "device info not properly supported on this platform\n" );
1862 info->DeviceType = FILE_DEVICE_DISK_FILE_SYSTEM;
1863 #endif
1864 info->Characteristics |= FILE_DEVICE_IS_MOUNTED;
1866 return STATUS_SUCCESS;
1870 /******************************************************************************
1871 * NtQueryVolumeInformationFile [NTDLL.@]
1872 * ZwQueryVolumeInformationFile [NTDLL.@]
1874 * Get volume information for an open file handle.
1876 * PARAMS
1877 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1878 * io [O] Receives information about the operation on return
1879 * buffer [O] Destination for volume information
1880 * length [I] Size of FsInformation
1881 * info_class [I] Type of volume information to set
1883 * RETURNS
1884 * Success: 0. io and buffer are updated.
1885 * Failure: An NTSTATUS error code describing the error.
1887 NTSTATUS WINAPI NtQueryVolumeInformationFile( HANDLE handle, PIO_STATUS_BLOCK io,
1888 PVOID buffer, ULONG length,
1889 FS_INFORMATION_CLASS info_class )
1891 int fd, needs_close;
1892 struct stat st;
1894 if ((io->u.Status = server_get_unix_fd( handle, 0, &fd, &needs_close, NULL, NULL )) != STATUS_SUCCESS)
1895 return io->u.Status;
1897 io->u.Status = STATUS_NOT_IMPLEMENTED;
1898 io->Information = 0;
1900 switch( info_class )
1902 case FileFsVolumeInformation:
1903 FIXME( "%p: volume info not supported\n", handle );
1904 break;
1905 case FileFsLabelInformation:
1906 FIXME( "%p: label info not supported\n", handle );
1907 break;
1908 case FileFsSizeInformation:
1909 if (length < sizeof(FILE_FS_SIZE_INFORMATION))
1910 io->u.Status = STATUS_BUFFER_TOO_SMALL;
1911 else
1913 FILE_FS_SIZE_INFORMATION *info = buffer;
1915 if (fstat( fd, &st ) < 0)
1917 io->u.Status = FILE_GetNtStatus();
1918 break;
1920 if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode))
1922 io->u.Status = STATUS_INVALID_DEVICE_REQUEST;
1924 else
1926 /* Linux's fstatvfs is buggy */
1927 #if !defined(linux) || !defined(HAVE_FSTATFS)
1928 struct statvfs stfs;
1930 if (fstatvfs( fd, &stfs ) < 0)
1932 io->u.Status = FILE_GetNtStatus();
1933 break;
1935 info->BytesPerSector = stfs.f_frsize;
1936 #else
1937 struct statfs stfs;
1938 if (fstatfs( fd, &stfs ) < 0)
1940 io->u.Status = FILE_GetNtStatus();
1941 break;
1943 info->BytesPerSector = stfs.f_bsize;
1944 #endif
1945 info->TotalAllocationUnits.QuadPart = stfs.f_blocks;
1946 info->AvailableAllocationUnits.QuadPart = stfs.f_bavail;
1947 info->SectorsPerAllocationUnit = 1;
1948 io->Information = sizeof(*info);
1949 io->u.Status = STATUS_SUCCESS;
1952 break;
1953 case FileFsDeviceInformation:
1954 if (length < sizeof(FILE_FS_DEVICE_INFORMATION))
1955 io->u.Status = STATUS_BUFFER_TOO_SMALL;
1956 else
1958 FILE_FS_DEVICE_INFORMATION *info = buffer;
1960 if ((io->u.Status = get_device_info( fd, info )) == STATUS_SUCCESS)
1961 io->Information = sizeof(*info);
1963 break;
1964 case FileFsAttributeInformation:
1965 FIXME( "%p: attribute info not supported\n", handle );
1966 break;
1967 case FileFsControlInformation:
1968 FIXME( "%p: control info not supported\n", handle );
1969 break;
1970 case FileFsFullSizeInformation:
1971 FIXME( "%p: full size info not supported\n", handle );
1972 break;
1973 case FileFsObjectIdInformation:
1974 FIXME( "%p: object id info not supported\n", handle );
1975 break;
1976 case FileFsMaximumInformation:
1977 FIXME( "%p: maximum info not supported\n", handle );
1978 break;
1979 default:
1980 io->u.Status = STATUS_INVALID_PARAMETER;
1981 break;
1983 if (needs_close) close( fd );
1984 return io->u.Status;
1988 /******************************************************************
1989 * NtFlushBuffersFile (NTDLL.@)
1991 * Flush any buffered data on an open file handle.
1993 * PARAMS
1994 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1995 * IoStatusBlock [O] Receives information about the operation on return
1997 * RETURNS
1998 * Success: 0. IoStatusBlock is updated.
1999 * Failure: An NTSTATUS error code describing the error.
2001 NTSTATUS WINAPI NtFlushBuffersFile( HANDLE hFile, IO_STATUS_BLOCK* IoStatusBlock )
2003 NTSTATUS ret;
2004 HANDLE hEvent = NULL;
2006 SERVER_START_REQ( flush_file )
2008 req->handle = hFile;
2009 ret = wine_server_call( req );
2010 hEvent = reply->event;
2012 SERVER_END_REQ;
2013 if (!ret && hEvent)
2015 ret = NtWaitForSingleObject( hEvent, FALSE, NULL );
2016 NtClose( hEvent );
2018 return ret;
2021 /******************************************************************
2022 * NtLockFile (NTDLL.@)
2026 NTSTATUS WINAPI NtLockFile( HANDLE hFile, HANDLE lock_granted_event,
2027 PIO_APC_ROUTINE apc, void* apc_user,
2028 PIO_STATUS_BLOCK io_status, PLARGE_INTEGER offset,
2029 PLARGE_INTEGER count, ULONG* key, BOOLEAN dont_wait,
2030 BOOLEAN exclusive )
2032 NTSTATUS ret;
2033 HANDLE handle;
2034 BOOLEAN async;
2036 if (apc || io_status || key)
2038 FIXME("Unimplemented yet parameter\n");
2039 return STATUS_NOT_IMPLEMENTED;
2042 for (;;)
2044 SERVER_START_REQ( lock_file )
2046 req->handle = hFile;
2047 req->offset_low = offset->u.LowPart;
2048 req->offset_high = offset->u.HighPart;
2049 req->count_low = count->u.LowPart;
2050 req->count_high = count->u.HighPart;
2051 req->shared = !exclusive;
2052 req->wait = !dont_wait;
2053 ret = wine_server_call( req );
2054 handle = reply->handle;
2055 async = reply->overlapped;
2057 SERVER_END_REQ;
2058 if (ret != STATUS_PENDING)
2060 if (!ret && lock_granted_event) NtSetEvent(lock_granted_event, NULL);
2061 return ret;
2064 if (async)
2066 FIXME( "Async I/O lock wait not implemented, might deadlock\n" );
2067 if (handle) NtClose( handle );
2068 return STATUS_PENDING;
2070 if (handle)
2072 NtWaitForSingleObject( handle, FALSE, NULL );
2073 NtClose( handle );
2075 else
2077 LARGE_INTEGER time;
2079 /* Unix lock conflict, sleep a bit and retry */
2080 time.QuadPart = 100 * (ULONGLONG)10000;
2081 time.QuadPart = -time.QuadPart;
2082 NtDelayExecution( FALSE, &time );
2088 /******************************************************************
2089 * NtUnlockFile (NTDLL.@)
2093 NTSTATUS WINAPI NtUnlockFile( HANDLE hFile, PIO_STATUS_BLOCK io_status,
2094 PLARGE_INTEGER offset, PLARGE_INTEGER count,
2095 PULONG key )
2097 NTSTATUS status;
2099 TRACE( "%p %x%08x %x%08x\n",
2100 hFile, offset->u.HighPart, offset->u.LowPart, count->u.HighPart, count->u.LowPart );
2102 if (io_status || key)
2104 FIXME("Unimplemented yet parameter\n");
2105 return STATUS_NOT_IMPLEMENTED;
2108 SERVER_START_REQ( unlock_file )
2110 req->handle = hFile;
2111 req->offset_low = offset->u.LowPart;
2112 req->offset_high = offset->u.HighPart;
2113 req->count_low = count->u.LowPart;
2114 req->count_high = count->u.HighPart;
2115 status = wine_server_call( req );
2117 SERVER_END_REQ;
2118 return status;
2121 /******************************************************************
2122 * NtCreateNamedPipeFile (NTDLL.@)
2126 NTSTATUS WINAPI NtCreateNamedPipeFile( PHANDLE handle, ULONG access,
2127 POBJECT_ATTRIBUTES attr, PIO_STATUS_BLOCK iosb,
2128 ULONG sharing, ULONG dispo, ULONG options,
2129 ULONG pipe_type, ULONG read_mode,
2130 ULONG completion_mode, ULONG max_inst,
2131 ULONG inbound_quota, ULONG outbound_quota,
2132 PLARGE_INTEGER timeout)
2134 NTSTATUS status;
2136 TRACE("(%p %x %s %p %x %d %x %d %d %d %d %d %d %p)\n",
2137 handle, access, debugstr_w(attr->ObjectName->Buffer), iosb, sharing, dispo,
2138 options, pipe_type, read_mode, completion_mode, max_inst, inbound_quota,
2139 outbound_quota, timeout);
2141 /* assume we only get relative timeout */
2142 if (timeout->QuadPart > 0)
2143 FIXME("Wrong time %s\n", wine_dbgstr_longlong(timeout->QuadPart));
2145 SERVER_START_REQ( create_named_pipe )
2147 req->access = access;
2148 req->attributes = attr->Attributes;
2149 req->rootdir = attr->RootDirectory;
2150 req->options = options;
2151 req->flags =
2152 (pipe_type) ? NAMED_PIPE_MESSAGE_STREAM_WRITE : 0 |
2153 (read_mode) ? NAMED_PIPE_MESSAGE_STREAM_READ : 0 |
2154 (completion_mode) ? NAMED_PIPE_NONBLOCKING_MODE : 0;
2155 req->maxinstances = max_inst;
2156 req->outsize = outbound_quota;
2157 req->insize = inbound_quota;
2158 req->timeout = timeout->QuadPart;
2159 wine_server_add_data( req, attr->ObjectName->Buffer,
2160 attr->ObjectName->Length );
2161 status = wine_server_call( req );
2162 if (!status) *handle = reply->handle;
2164 SERVER_END_REQ;
2165 return status;
2168 /******************************************************************
2169 * NtDeleteFile (NTDLL.@)
2173 NTSTATUS WINAPI NtDeleteFile( POBJECT_ATTRIBUTES ObjectAttributes )
2175 NTSTATUS status;
2176 HANDLE hFile;
2177 IO_STATUS_BLOCK io;
2179 TRACE("%p\n", ObjectAttributes);
2180 status = NtCreateFile( &hFile, GENERIC_READ | GENERIC_WRITE | DELETE,
2181 ObjectAttributes, &io, NULL, 0,
2182 FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
2183 FILE_OPEN, FILE_DELETE_ON_CLOSE, NULL, 0 );
2184 if (status == STATUS_SUCCESS) status = NtClose(hFile);
2185 return status;
2188 /******************************************************************
2189 * NtCancelIoFile (NTDLL.@)
2193 NTSTATUS WINAPI NtCancelIoFile( HANDLE hFile, PIO_STATUS_BLOCK io_status )
2195 LARGE_INTEGER timeout;
2197 TRACE("%p %p\n", hFile, io_status );
2199 SERVER_START_REQ( cancel_async )
2201 req->handle = hFile;
2202 wine_server_call( req );
2204 SERVER_END_REQ;
2205 /* Let some APC be run, so that we can run the remaining APCs on hFile
2206 * either the cancelation of the pending one, but also the execution
2207 * of the queued APC, but not yet run. This is needed to ensure proper
2208 * clean-up of allocated data.
2210 timeout.u.LowPart = timeout.u.HighPart = 0;
2211 return io_status->u.Status = NtDelayExecution( TRUE, &timeout );
2214 /******************************************************************************
2215 * NtCreateMailslotFile [NTDLL.@]
2216 * ZwCreateMailslotFile [NTDLL.@]
2218 * PARAMS
2219 * pHandle [O] pointer to receive the handle created
2220 * DesiredAccess [I] access mode (read, write, etc)
2221 * ObjectAttributes [I] fully qualified NT path of the mailslot
2222 * IoStatusBlock [O] receives completion status and other info
2223 * CreateOptions [I]
2224 * MailslotQuota [I]
2225 * MaxMessageSize [I]
2226 * TimeOut [I]
2228 * RETURNS
2229 * An NT status code
2231 NTSTATUS WINAPI NtCreateMailslotFile(PHANDLE pHandle, ULONG DesiredAccess,
2232 POBJECT_ATTRIBUTES attr, PIO_STATUS_BLOCK IoStatusBlock,
2233 ULONG CreateOptions, ULONG MailslotQuota, ULONG MaxMessageSize,
2234 PLARGE_INTEGER TimeOut)
2236 LARGE_INTEGER timeout;
2237 NTSTATUS ret;
2239 TRACE("%p %08x %p %p %08x %08x %08x %p\n",
2240 pHandle, DesiredAccess, attr, IoStatusBlock,
2241 CreateOptions, MailslotQuota, MaxMessageSize, TimeOut);
2243 if (!pHandle) return STATUS_ACCESS_VIOLATION;
2244 if (!attr) return STATUS_INVALID_PARAMETER;
2245 if (!attr->ObjectName) return STATUS_OBJECT_PATH_SYNTAX_BAD;
2248 * For a NULL TimeOut pointer set the default timeout value
2250 if (!TimeOut)
2251 timeout.QuadPart = -1;
2252 else
2253 timeout.QuadPart = TimeOut->QuadPart;
2255 SERVER_START_REQ( create_mailslot )
2257 req->access = DesiredAccess;
2258 req->attributes = attr->Attributes;
2259 req->rootdir = attr->RootDirectory;
2260 req->max_msgsize = MaxMessageSize;
2261 req->read_timeout = timeout.QuadPart;
2262 wine_server_add_data( req, attr->ObjectName->Buffer,
2263 attr->ObjectName->Length );
2264 ret = wine_server_call( req );
2265 if( ret == STATUS_SUCCESS )
2266 *pHandle = reply->handle;
2268 SERVER_END_REQ;
2270 return ret;