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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 #include "wine/port.h"
30 #ifdef HAVE_SYS_ERRNO_H
31 #include <sys/errno.h>
33 #ifdef HAVE_LINUX_MAJOR_H
34 # include <linux/major.h>
36 #ifdef HAVE_SYS_STATVFS_H
37 # include <sys/statvfs.h>
39 #ifdef HAVE_SYS_PARAM_H
40 # include <sys/param.h>
42 #ifdef HAVE_SYS_TIME_H
43 # include <sys/time.h>
48 #ifdef STATFS_DEFINED_BY_SYS_VFS
51 # ifdef STATFS_DEFINED_BY_SYS_MOUNT
52 # include <sys/mount.h>
54 # ifdef STATFS_DEFINED_BY_SYS_STATFS
55 # include <sys/statfs.h>
61 # include <IOKit/IOKitLib.h>
62 # include <CoreFoundation/CFNumber.h> /* for kCFBooleanTrue, kCFBooleanFalse */
66 #define NONAMELESSUNION
67 #define NONAMELESSSTRUCT
68 #include "wine/unicode.h"
69 #include "wine/debug.h"
71 #include "wine/server.h"
72 #include "ntdll_misc.h"
77 WINE_DEFAULT_DEBUG_CHANNEL(ntdll
);
79 mode_t FILE_umask
= 0;
81 #define SECSPERDAY 86400
82 #define SECS_1601_TO_1970 ((369 * 365 + 89) * (ULONGLONG)SECSPERDAY)
84 /**************************************************************************
85 * NtOpenFile [NTDLL.@]
86 * ZwOpenFile [NTDLL.@]
91 * handle [O] Variable that receives the file handle on return
92 * access [I] Access desired by the caller to the file
93 * attr [I] Structure describing the file to be opened
94 * io [O] Receives details about the result of the operation
95 * sharing [I] Type of shared access the caller requires
96 * options [I] Options for the file open
99 * Success: 0. FileHandle and IoStatusBlock are updated.
100 * Failure: An NTSTATUS error code describing the error.
102 NTSTATUS WINAPI
NtOpenFile( PHANDLE handle
, ACCESS_MASK access
,
103 POBJECT_ATTRIBUTES attr
, PIO_STATUS_BLOCK io
,
104 ULONG sharing
, ULONG options
)
106 return NtCreateFile( handle
, access
, attr
, io
, NULL
, 0,
107 sharing
, FILE_OPEN
, options
, NULL
, 0 );
110 /**************************************************************************
111 * NtCreateFile [NTDLL.@]
112 * ZwCreateFile [NTDLL.@]
114 * Either create a new file or directory, or open an existing file, device,
115 * directory or volume.
118 * handle [O] Points to a variable which receives the file handle on return
119 * access [I] Desired access to the file
120 * attr [I] Structure describing the file
121 * io [O] Receives information about the operation on return
122 * alloc_size [I] Initial size of the file in bytes
123 * attributes [I] Attributes to create the file with
124 * sharing [I] Type of shared access the caller would like to the file
125 * disposition [I] Specifies what to do, depending on whether the file already exists
126 * options [I] Options for creating a new file
127 * ea_buffer [I] Pointer to an extended attributes buffer
128 * ea_length [I] Length of ea_buffer
131 * Success: 0. handle and io are updated.
132 * Failure: An NTSTATUS error code describing the error.
134 NTSTATUS WINAPI
NtCreateFile( PHANDLE handle
, ACCESS_MASK access
, POBJECT_ATTRIBUTES attr
,
135 PIO_STATUS_BLOCK io
, PLARGE_INTEGER alloc_size
,
136 ULONG attributes
, ULONG sharing
, ULONG disposition
,
137 ULONG options
, PVOID ea_buffer
, ULONG ea_length
)
139 static const WCHAR pipeW
[] = {'\\','?','?','\\','p','i','p','e','\\'};
140 static const WCHAR mailslotW
[] = {'\\','?','?','\\','M','A','I','L','S','L','O','T','\\'};
141 ANSI_STRING unix_name
;
144 TRACE("handle=%p access=%08lx name=%s objattr=%08lx root=%p sec=%p io=%p alloc_size=%p\n"
145 "attr=%08lx sharing=%08lx disp=%ld options=%08lx ea=%p.0x%08lx\n",
146 handle
, access
, debugstr_us(attr
->ObjectName
), attr
->Attributes
,
147 attr
->RootDirectory
, attr
->SecurityDescriptor
, io
, alloc_size
,
148 attributes
, sharing
, disposition
, options
, ea_buffer
, ea_length
);
150 if (!attr
|| !attr
->ObjectName
) return STATUS_INVALID_PARAMETER
;
152 if (attr
->RootDirectory
)
154 FIXME( "RootDirectory %p not supported\n", attr
->RootDirectory
);
155 return STATUS_OBJECT_NAME_NOT_FOUND
;
157 if (alloc_size
) FIXME( "alloc_size not supported\n" );
159 /* check for named pipe */
161 if (attr
->ObjectName
->Length
> sizeof(pipeW
) &&
162 !memicmpW( attr
->ObjectName
->Buffer
, pipeW
, sizeof(pipeW
)/sizeof(WCHAR
) ))
164 SERVER_START_REQ( open_named_pipe
)
166 req
->access
= access
;
167 req
->flags
= options
;
168 req
->inherit
= (attr
->Attributes
& OBJ_INHERIT
) != 0;
169 wine_server_add_data( req
, attr
->ObjectName
->Buffer
+ 4,
170 attr
->ObjectName
->Length
- 4*sizeof(WCHAR
) );
171 io
->u
.Status
= wine_server_call( req
);
172 *handle
= reply
->handle
;
178 /* check for mailslot */
180 if (attr
->ObjectName
->Length
> sizeof(mailslotW
) &&
181 !memicmpW( attr
->ObjectName
->Buffer
, mailslotW
, sizeof(mailslotW
)/sizeof(WCHAR
) ))
183 SERVER_START_REQ( open_mailslot
)
185 req
->access
= access
& GENERIC_WRITE
;
186 req
->sharing
= sharing
;
187 req
->inherit
= (attr
->Attributes
& OBJ_INHERIT
) != 0;
188 wine_server_add_data( req
, attr
->ObjectName
->Buffer
+ 4,
189 attr
->ObjectName
->Length
- 4*sizeof(WCHAR
) );
190 io
->u
.Status
= wine_server_call( req
);
191 *handle
= reply
->handle
;
197 io
->u
.Status
= wine_nt_to_unix_file_name( attr
->ObjectName
, &unix_name
, disposition
,
198 !(attr
->Attributes
& OBJ_CASE_INSENSITIVE
) );
200 if (io
->u
.Status
== STATUS_NO_SUCH_FILE
&&
201 disposition
!= FILE_OPEN
&& disposition
!= FILE_OVERWRITE
)
204 io
->u
.Status
= STATUS_SUCCESS
;
207 if (io
->u
.Status
== STATUS_SUCCESS
)
209 SERVER_START_REQ( create_file
)
211 req
->access
= access
;
212 req
->inherit
= (attr
->Attributes
& OBJ_INHERIT
) != 0;
213 req
->sharing
= sharing
;
214 req
->create
= disposition
;
215 req
->options
= options
;
216 req
->attrs
= attributes
;
217 wine_server_add_data( req
, unix_name
.Buffer
, unix_name
.Length
);
218 io
->u
.Status
= wine_server_call( req
);
219 *handle
= reply
->handle
;
222 RtlFreeAnsiString( &unix_name
);
224 else WARN("%s not found (%lx)\n", debugstr_us(attr
->ObjectName
), io
->u
.Status
);
226 if (io
->u
.Status
== STATUS_SUCCESS
)
228 if (created
) io
->Information
= FILE_CREATED
;
229 else switch(disposition
)
232 io
->Information
= FILE_SUPERSEDED
;
235 io
->Information
= FILE_CREATED
;
239 io
->Information
= FILE_OPENED
;
242 case FILE_OVERWRITE_IF
:
243 io
->Information
= FILE_OVERWRITTEN
;
251 /***********************************************************************
252 * Asynchronous file I/O *
254 static void WINAPI
FILE_AsyncReadService(void*, PIO_STATUS_BLOCK
, ULONG
);
255 static void WINAPI
FILE_AsyncWriteService(void*, PIO_STATUS_BLOCK
, ULONG
);
257 typedef struct async_fileio
265 int queue_apc_on_error
;
271 static void fileio_terminate(async_fileio
*fileio
, IO_STATUS_BLOCK
* iosb
)
273 TRACE("data: %p\n", fileio
);
275 wine_server_release_fd( fileio
->handle
, fileio
->fd
);
276 if ( fileio
->event
!= INVALID_HANDLE_VALUE
)
277 NtSetEvent( fileio
->event
, NULL
);
280 (iosb
->u
.Status
== STATUS_SUCCESS
|| fileio
->queue_apc_on_error
))
281 fileio
->apc( fileio
->apc_user
, iosb
, iosb
->Information
);
283 RtlFreeHeap( GetProcessHeap(), 0, fileio
);
287 static ULONG
fileio_queue_async(async_fileio
* fileio
, IO_STATUS_BLOCK
* iosb
,
290 PIO_APC_ROUTINE apc
= do_read
? FILE_AsyncReadService
: FILE_AsyncWriteService
;
293 SERVER_START_REQ( register_async
)
295 req
->handle
= fileio
->handle
;
298 req
->io_user
= fileio
;
299 req
->type
= do_read
? ASYNC_TYPE_READ
: ASYNC_TYPE_WRITE
;
300 req
->count
= (fileio
->count
< iosb
->Information
) ?
301 0 : fileio
->count
- iosb
->Information
;
302 status
= wine_server_call( req
);
306 if ( status
) iosb
->u
.Status
= status
;
307 if ( iosb
->u
.Status
!= STATUS_PENDING
)
309 (apc
)( fileio
, iosb
, iosb
->u
.Status
);
310 return iosb
->u
.Status
;
312 NtCurrentTeb()->num_async_io
++;
313 return STATUS_SUCCESS
;
316 /***********************************************************************
317 * FILE_GetNtStatus(void)
319 * Retrieve the Nt Status code from errno.
320 * Try to be consistent with FILE_SetDosError().
322 NTSTATUS
FILE_GetNtStatus(void)
326 TRACE( "errno = %d\n", errno
);
329 case EAGAIN
: return STATUS_SHARING_VIOLATION
;
330 case EBADF
: return STATUS_INVALID_HANDLE
;
331 case ENOSPC
: return STATUS_DISK_FULL
;
334 case EACCES
: return STATUS_ACCESS_DENIED
;
335 case ENOTDIR
: return STATUS_OBJECT_PATH_NOT_FOUND
;
336 case ENOENT
: return STATUS_OBJECT_NAME_NOT_FOUND
;
337 case EISDIR
: return STATUS_FILE_IS_A_DIRECTORY
;
339 case ENFILE
: return STATUS_TOO_MANY_OPENED_FILES
;
340 case EINVAL
: return STATUS_INVALID_PARAMETER
;
341 case ENOTEMPTY
: return STATUS_DIRECTORY_NOT_EMPTY
;
342 case EPIPE
: return STATUS_PIPE_BROKEN
;
343 case EIO
: return STATUS_DEVICE_NOT_READY
;
345 case ENOMEDIUM
: return STATUS_NO_MEDIA_IN_DEVICE
;
348 case EOPNOTSUPP
:return STATUS_NOT_SUPPORTED
;
349 case ECONNRESET
:return STATUS_PIPE_DISCONNECTED
;
350 case ENOEXEC
: /* ?? */
351 case ESPIPE
: /* ?? */
352 case EEXIST
: /* ?? */
354 FIXME( "Converting errno %d to STATUS_UNSUCCESSFUL\n", err
);
355 return STATUS_UNSUCCESSFUL
;
359 /***********************************************************************
360 * FILE_AsyncReadService (INTERNAL)
362 * This function is called while the client is waiting on the
363 * server, so we can't make any server calls here.
365 static void WINAPI
FILE_AsyncReadService(void *user
, PIO_STATUS_BLOCK iosb
, ULONG status
)
367 async_fileio
*fileio
= (async_fileio
*)user
;
369 int already
= iosb
->Information
;
371 TRACE("%p %p 0x%lx\n", iosb
, fileio
->buffer
, status
);
375 case STATUS_ALERTED
: /* got some new data */
376 if (iosb
->u
.Status
!= STATUS_PENDING
) FIXME("unexpected status %08lx\n", iosb
->u
.Status
);
377 /* check to see if the data is ready (non-blocking) */
378 if ( fileio
->avail_mode
)
379 result
= read(fileio
->fd
, &fileio
->buffer
[already
],
380 fileio
->count
- already
);
383 result
= pread(fileio
->fd
, &fileio
->buffer
[already
],
384 fileio
->count
- already
,
385 fileio
->offset
+ already
);
386 if ((result
< 0) && (errno
== ESPIPE
))
387 result
= read(fileio
->fd
, &fileio
->buffer
[already
],
388 fileio
->count
- already
);
393 if (errno
== EAGAIN
|| errno
== EINTR
)
395 TRACE("Deferred read %d\n", errno
);
396 iosb
->u
.Status
= STATUS_PENDING
;
398 else /* check to see if the transfer is complete */
399 iosb
->u
.Status
= FILE_GetNtStatus();
401 else if (result
== 0)
403 iosb
->u
.Status
= iosb
->Information
? STATUS_SUCCESS
: STATUS_END_OF_FILE
;
407 iosb
->Information
+= result
;
408 if (iosb
->Information
>= fileio
->count
|| fileio
->avail_mode
)
409 iosb
->u
.Status
= STATUS_SUCCESS
;
412 /* if we only have to read the available data, and none is available,
413 * simply cancel the request. If data was available, it has been read
414 * while in by previous call (NtDelayExecution)
416 iosb
->u
.Status
= (fileio
->avail_mode
) ? STATUS_SUCCESS
: STATUS_PENDING
;
419 TRACE("read %d more bytes %ld/%d so far (%s)\n",
420 result
, iosb
->Information
, fileio
->count
,
421 (iosb
->u
.Status
== STATUS_SUCCESS
) ? "success" : "pending");
423 /* queue another async operation ? */
424 if (iosb
->u
.Status
== STATUS_PENDING
)
425 fileio_queue_async(fileio
, iosb
, TRUE
);
427 fileio_terminate(fileio
, iosb
);
430 iosb
->u
.Status
= status
;
431 fileio_terminate(fileio
, iosb
);
437 /******************************************************************************
438 * NtReadFile [NTDLL.@]
439 * ZwReadFile [NTDLL.@]
441 * Read from an open file handle.
444 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
445 * Event [I] Event to signal upon completion (or NULL)
446 * ApcRoutine [I] Callback to call upon completion (or NULL)
447 * ApcContext [I] Context for ApcRoutine (or NULL)
448 * IoStatusBlock [O] Receives information about the operation on return
449 * Buffer [O] Destination for the data read
450 * Length [I] Size of Buffer
451 * ByteOffset [O] Destination for the new file pointer position (or NULL)
452 * Key [O] Function unknown (may be NULL)
455 * Success: 0. IoStatusBlock is updated, and the Information member contains
456 * The number of bytes read.
457 * Failure: An NTSTATUS error code describing the error.
459 NTSTATUS WINAPI
NtReadFile(HANDLE hFile
, HANDLE hEvent
,
460 PIO_APC_ROUTINE apc
, void* apc_user
,
461 PIO_STATUS_BLOCK io_status
, void* buffer
, ULONG length
,
462 PLARGE_INTEGER offset
, PULONG key
)
464 int unix_handle
, flags
;
466 TRACE("(%p,%p,%p,%p,%p,%p,0x%08lx,%p,%p),partial stub!\n",
467 hFile
,hEvent
,apc
,apc_user
,io_status
,buffer
,length
,offset
,key
);
469 if (!io_status
) return STATUS_ACCESS_VIOLATION
;
471 io_status
->Information
= 0;
472 io_status
->u
.Status
= wine_server_handle_to_fd( hFile
, GENERIC_READ
, &unix_handle
, &flags
);
473 if (io_status
->u
.Status
) return io_status
->u
.Status
;
475 if (flags
& FD_FLAG_RECV_SHUTDOWN
)
477 wine_server_release_fd( hFile
, unix_handle
);
478 return STATUS_PIPE_DISCONNECTED
;
481 if (flags
& FD_FLAG_TIMEOUT
)
485 /* this shouldn't happen, but check it */
486 FIXME("NIY-hEvent\n");
487 wine_server_release_fd( hFile
, unix_handle
);
488 return STATUS_NOT_IMPLEMENTED
;
490 io_status
->u
.Status
= NtCreateEvent(&hEvent
, EVENT_ALL_ACCESS
, NULL
, 0, 0);
491 if (io_status
->u
.Status
)
493 wine_server_release_fd( hFile
, unix_handle
);
494 return io_status
->u
.Status
;
498 if (flags
& (FD_FLAG_OVERLAPPED
|FD_FLAG_TIMEOUT
))
500 async_fileio
* fileio
;
503 if (!(fileio
= RtlAllocateHeap(GetProcessHeap(), 0, sizeof(async_fileio
))))
505 wine_server_release_fd( hFile
, unix_handle
);
506 if (flags
& FD_FLAG_TIMEOUT
) NtClose(hEvent
);
507 return STATUS_NO_MEMORY
;
509 fileio
->handle
= hFile
;
510 fileio
->count
= length
;
511 if ( offset
== NULL
)
515 fileio
->offset
= offset
->QuadPart
;
516 if (offset
->u
.HighPart
&& fileio
->offset
== offset
->u
.LowPart
)
517 FIXME("High part of offset is lost\n");
520 fileio
->apc_user
= apc_user
;
521 fileio
->buffer
= buffer
;
522 fileio
->queue_apc_on_error
= 0;
523 fileio
->avail_mode
= (flags
& FD_FLAG_AVAILABLE
);
524 fileio
->fd
= unix_handle
; /* FIXME */
525 fileio
->event
= hEvent
;
526 NtResetEvent(hEvent
, NULL
);
528 io_status
->u
.Status
= STATUS_PENDING
;
529 ret
= fileio_queue_async(fileio
, io_status
, TRUE
);
530 if (ret
!= STATUS_SUCCESS
)
532 wine_server_release_fd( hFile
, unix_handle
);
533 if (flags
& FD_FLAG_TIMEOUT
) NtClose(hEvent
);
536 if (flags
& FD_FLAG_TIMEOUT
)
540 ret
= NtWaitForSingleObject(hEvent
, TRUE
, NULL
);
542 while (ret
== STATUS_USER_APC
&& io_status
->u
.Status
== STATUS_PENDING
);
544 if (ret
!= STATUS_USER_APC
)
545 fileio
->queue_apc_on_error
= 1;
549 LARGE_INTEGER timeout
;
551 /* let some APC be run, this will read some already pending data */
552 timeout
.u
.LowPart
= timeout
.u
.HighPart
= 0;
553 ret
= NtDelayExecution( TRUE
, &timeout
);
554 /* the apc didn't run and therefore the completion routine now
555 * needs to be sent errors.
556 * Note that there is no race between setting this flag and
557 * returning errors because apc's are run only during alertable
559 if (ret
!= STATUS_USER_APC
)
560 fileio
->queue_apc_on_error
= 1;
562 TRACE("= 0x%08lx\n", io_status
->u
.Status
);
563 return io_status
->u
.Status
;
568 FILE_POSITION_INFORMATION fpi
;
570 fpi
.CurrentByteOffset
= *offset
;
571 io_status
->u
.Status
= NtSetInformationFile(hFile
, io_status
, &fpi
, sizeof(fpi
),
572 FilePositionInformation
);
573 if (io_status
->u
.Status
)
575 wine_server_release_fd( hFile
, unix_handle
);
576 return io_status
->u
.Status
;
579 /* code for synchronous reads */
580 while ((io_status
->Information
= read( unix_handle
, buffer
, length
)) == -1)
582 if ((errno
== EAGAIN
) || (errno
== EINTR
)) continue;
585 io_status
->Information
= 0;
586 io_status
->u
.Status
= STATUS_ACCESS_VIOLATION
;
588 else io_status
->u
.Status
= FILE_GetNtStatus();
591 wine_server_release_fd( hFile
, unix_handle
);
592 TRACE("= 0x%08lx\n", io_status
->u
.Status
);
593 return io_status
->u
.Status
;
596 /***********************************************************************
597 * FILE_AsyncWriteService (INTERNAL)
599 * This function is called while the client is waiting on the
600 * server, so we can't make any server calls here.
602 static void WINAPI
FILE_AsyncWriteService(void *ovp
, IO_STATUS_BLOCK
*iosb
, ULONG status
)
604 async_fileio
*fileio
= (async_fileio
*) ovp
;
606 int already
= iosb
->Information
;
608 TRACE("(%p %p 0x%lx)\n",iosb
, fileio
->buffer
, status
);
613 /* write some data (non-blocking) */
614 if ( fileio
->avail_mode
)
615 result
= write(fileio
->fd
, &fileio
->buffer
[already
],
616 fileio
->count
- already
);
619 result
= pwrite(fileio
->fd
, &fileio
->buffer
[already
],
620 fileio
->count
- already
, fileio
->offset
+ already
);
621 if ((result
< 0) && (errno
== ESPIPE
))
622 result
= write(fileio
->fd
, &fileio
->buffer
[already
],
623 fileio
->count
- already
);
628 if (errno
== EAGAIN
|| errno
== EINTR
) iosb
->u
.Status
= STATUS_PENDING
;
629 else iosb
->u
.Status
= FILE_GetNtStatus();
633 iosb
->Information
+= result
;
634 iosb
->u
.Status
= (iosb
->Information
< fileio
->count
) ? STATUS_PENDING
: STATUS_SUCCESS
;
635 TRACE("wrote %d more bytes %ld/%d so far\n",
636 result
, iosb
->Information
, fileio
->count
);
638 if (iosb
->u
.Status
== STATUS_PENDING
)
639 fileio_queue_async(fileio
, iosb
, FALSE
);
641 fileio_terminate(fileio
, iosb
);
644 iosb
->u
.Status
= status
;
645 fileio_terminate(fileio
, iosb
);
650 /******************************************************************************
651 * NtWriteFile [NTDLL.@]
652 * ZwWriteFile [NTDLL.@]
654 * Write to an open file handle.
657 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
658 * Event [I] Event to signal upon completion (or NULL)
659 * ApcRoutine [I] Callback to call upon completion (or NULL)
660 * ApcContext [I] Context for ApcRoutine (or NULL)
661 * IoStatusBlock [O] Receives information about the operation on return
662 * Buffer [I] Source for the data to write
663 * Length [I] Size of Buffer
664 * ByteOffset [O] Destination for the new file pointer position (or NULL)
665 * Key [O] Function unknown (may be NULL)
668 * Success: 0. IoStatusBlock is updated, and the Information member contains
669 * The number of bytes written.
670 * Failure: An NTSTATUS error code describing the error.
672 NTSTATUS WINAPI
NtWriteFile(HANDLE hFile
, HANDLE hEvent
,
673 PIO_APC_ROUTINE apc
, void* apc_user
,
674 PIO_STATUS_BLOCK io_status
,
675 const void* buffer
, ULONG length
,
676 PLARGE_INTEGER offset
, PULONG key
)
678 int unix_handle
, flags
;
680 TRACE("(%p,%p,%p,%p,%p,%p,0x%08lx,%p,%p)!\n",
681 hFile
,hEvent
,apc
,apc_user
,io_status
,buffer
,length
,offset
,key
);
683 if (!io_status
) return STATUS_ACCESS_VIOLATION
;
685 io_status
->Information
= 0;
686 io_status
->u
.Status
= wine_server_handle_to_fd( hFile
, GENERIC_WRITE
, &unix_handle
, &flags
);
687 if (io_status
->u
.Status
) return io_status
->u
.Status
;
689 if (flags
& FD_FLAG_SEND_SHUTDOWN
)
691 wine_server_release_fd( hFile
, unix_handle
);
692 return STATUS_PIPE_DISCONNECTED
;
695 if (flags
& FD_FLAG_TIMEOUT
)
699 /* this shouldn't happen, but check it */
700 FIXME("NIY-hEvent\n");
701 wine_server_release_fd( hFile
, unix_handle
);
702 return STATUS_NOT_IMPLEMENTED
;
704 io_status
->u
.Status
= NtCreateEvent(&hEvent
, EVENT_ALL_ACCESS
, NULL
, 0, 0);
705 if (io_status
->u
.Status
)
707 wine_server_release_fd( hFile
, unix_handle
);
708 return io_status
->u
.Status
;
712 if (flags
& (FD_FLAG_OVERLAPPED
|FD_FLAG_TIMEOUT
))
714 async_fileio
* fileio
;
717 if (!(fileio
= RtlAllocateHeap(GetProcessHeap(), 0, sizeof(async_fileio
))))
719 wine_server_release_fd( hFile
, unix_handle
);
720 if (flags
& FD_FLAG_TIMEOUT
) NtClose(hEvent
);
721 return STATUS_NO_MEMORY
;
723 fileio
->handle
= hFile
;
724 fileio
->count
= length
;
727 fileio
->offset
= offset
->QuadPart
;
728 if (offset
->u
.HighPart
&& fileio
->offset
== offset
->u
.LowPart
)
729 FIXME("High part of offset is lost\n");
736 fileio
->apc_user
= apc_user
;
737 fileio
->buffer
= (void*)buffer
;
738 fileio
->queue_apc_on_error
= 0;
739 fileio
->avail_mode
= (flags
& FD_FLAG_AVAILABLE
);
740 fileio
->fd
= unix_handle
; /* FIXME */
741 fileio
->event
= hEvent
;
742 NtResetEvent(hEvent
, NULL
);
744 io_status
->Information
= 0;
745 io_status
->u
.Status
= STATUS_PENDING
;
746 ret
= fileio_queue_async(fileio
, io_status
, FALSE
);
747 if (ret
!= STATUS_SUCCESS
)
749 wine_server_release_fd( hFile
, unix_handle
);
750 if (flags
& FD_FLAG_TIMEOUT
) NtClose(hEvent
);
753 if (flags
& FD_FLAG_TIMEOUT
)
757 ret
= NtWaitForSingleObject(hEvent
, TRUE
, NULL
);
759 while (ret
== STATUS_USER_APC
&& io_status
->u
.Status
== STATUS_PENDING
);
761 if (ret
!= STATUS_USER_APC
)
762 fileio
->queue_apc_on_error
= 1;
766 LARGE_INTEGER timeout
;
768 /* let some APC be run, this will write as much data as possible */
769 timeout
.u
.LowPart
= timeout
.u
.HighPart
= 0;
770 ret
= NtDelayExecution( TRUE
, &timeout
);
771 /* the apc didn't run and therefore the completion routine now
772 * needs to be sent errors.
773 * Note that there is no race between setting this flag and
774 * returning errors because apc's are run only during alertable
776 if (ret
!= STATUS_USER_APC
)
777 fileio
->queue_apc_on_error
= 1;
779 return io_status
->u
.Status
;
784 FILE_POSITION_INFORMATION fpi
;
786 fpi
.CurrentByteOffset
= *offset
;
787 io_status
->u
.Status
= NtSetInformationFile(hFile
, io_status
, &fpi
, sizeof(fpi
),
788 FilePositionInformation
);
789 if (io_status
->u
.Status
)
791 wine_server_release_fd( hFile
, unix_handle
);
792 return io_status
->u
.Status
;
796 /* synchronous file write */
797 while ((io_status
->Information
= write( unix_handle
, buffer
, length
)) == -1)
799 if ((errno
== EAGAIN
) || (errno
== EINTR
)) continue;
802 io_status
->Information
= 0;
803 io_status
->u
.Status
= STATUS_INVALID_USER_BUFFER
;
805 else if (errno
== ENOSPC
) io_status
->u
.Status
= STATUS_DISK_FULL
;
806 else io_status
->u
.Status
= FILE_GetNtStatus();
809 wine_server_release_fd( hFile
, unix_handle
);
810 return io_status
->u
.Status
;
813 /**************************************************************************
814 * NtDeviceIoControlFile [NTDLL.@]
815 * ZwDeviceIoControlFile [NTDLL.@]
817 * Perform an I/O control operation on an open file handle.
820 * DeviceHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
821 * Event [I] Event to signal upon completion (or NULL)
822 * ApcRoutine [I] Callback to call upon completion (or NULL)
823 * ApcContext [I] Context for ApcRoutine (or NULL)
824 * IoStatusBlock [O] Receives information about the operation on return
825 * IoControlCode [I] Control code for the operation to perform
826 * InputBuffer [I] Source for any input data required (or NULL)
827 * InputBufferSize [I] Size of InputBuffer
828 * OutputBuffer [O] Source for any output data returned (or NULL)
829 * OutputBufferSize [I] Size of OutputBuffer
832 * Success: 0. IoStatusBlock is updated.
833 * Failure: An NTSTATUS error code describing the error.
835 NTSTATUS WINAPI
NtDeviceIoControlFile(HANDLE DeviceHandle
, HANDLE hEvent
,
836 PIO_APC_ROUTINE UserApcRoutine
,
837 PVOID UserApcContext
,
838 PIO_STATUS_BLOCK IoStatusBlock
,
841 ULONG InputBufferSize
,
843 ULONG OutputBufferSize
)
845 TRACE("(%p,%p,%p,%p,%p,0x%08lx,%p,0x%08lx,%p,0x%08lx)\n",
846 DeviceHandle
, hEvent
, UserApcRoutine
, UserApcContext
,
847 IoStatusBlock
, IoControlCode
,
848 InputBuffer
, InputBufferSize
, OutputBuffer
, OutputBufferSize
);
850 if (CDROM_DeviceIoControl(DeviceHandle
, hEvent
,
851 UserApcRoutine
, UserApcContext
,
852 IoStatusBlock
, IoControlCode
,
853 InputBuffer
, InputBufferSize
,
854 OutputBuffer
, OutputBufferSize
) == STATUS_NO_SUCH_DEVICE
)
856 /* it wasn't a CDROM */
857 FIXME("Unimplemented dwIoControlCode=%08lx\n", IoControlCode
);
858 IoStatusBlock
->u
.Status
= STATUS_NOT_IMPLEMENTED
;
859 IoStatusBlock
->Information
= 0;
860 if (hEvent
) NtSetEvent(hEvent
, NULL
);
862 return IoStatusBlock
->u
.Status
;
865 /******************************************************************************
866 * NtFsControlFile [NTDLL.@]
867 * ZwFsControlFile [NTDLL.@]
869 NTSTATUS WINAPI
NtFsControlFile(
870 IN HANDLE DeviceHandle
,
871 IN HANDLE Event OPTIONAL
,
872 IN PIO_APC_ROUTINE ApcRoutine OPTIONAL
,
873 IN PVOID ApcContext OPTIONAL
,
874 OUT PIO_STATUS_BLOCK IoStatusBlock
,
875 IN ULONG IoControlCode
,
876 IN PVOID InputBuffer
,
877 IN ULONG InputBufferSize
,
878 OUT PVOID OutputBuffer
,
879 IN ULONG OutputBufferSize
)
881 FIXME("(%p,%p,%p,%p,%p,0x%08lx,%p,0x%08lx,%p,0x%08lx): stub\n",
882 DeviceHandle
,Event
,ApcRoutine
,ApcContext
,IoStatusBlock
,IoControlCode
,
883 InputBuffer
,InputBufferSize
,OutputBuffer
,OutputBufferSize
);
887 /******************************************************************************
888 * NtSetVolumeInformationFile [NTDLL.@]
889 * ZwSetVolumeInformationFile [NTDLL.@]
891 * Set volume information for an open file handle.
894 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
895 * IoStatusBlock [O] Receives information about the operation on return
896 * FsInformation [I] Source for volume information
897 * Length [I] Size of FsInformation
898 * FsInformationClass [I] Type of volume information to set
901 * Success: 0. IoStatusBlock is updated.
902 * Failure: An NTSTATUS error code describing the error.
904 NTSTATUS WINAPI
NtSetVolumeInformationFile(
905 IN HANDLE FileHandle
,
906 PIO_STATUS_BLOCK IoStatusBlock
,
909 FS_INFORMATION_CLASS FsInformationClass
)
911 FIXME("(%p,%p,%p,0x%08lx,0x%08x) stub\n",
912 FileHandle
,IoStatusBlock
,FsInformation
,Length
,FsInformationClass
);
916 /******************************************************************************
917 * NtQueryInformationFile [NTDLL.@]
918 * ZwQueryInformationFile [NTDLL.@]
920 * Get information about an open file handle.
923 * hFile [I] Handle returned from ZwOpenFile() or ZwCreateFile()
924 * io [O] Receives information about the operation on return
925 * ptr [O] Destination for file information
926 * len [I] Size of FileInformation
927 * class [I] Type of file information to get
930 * Success: 0. IoStatusBlock and FileInformation are updated.
931 * Failure: An NTSTATUS error code describing the error.
933 NTSTATUS WINAPI
NtQueryInformationFile( HANDLE hFile
, PIO_STATUS_BLOCK io
,
934 PVOID ptr
, LONG len
, FILE_INFORMATION_CLASS
class )
936 static const size_t info_sizes
[] =
939 sizeof(FILE_DIRECTORY_INFORMATION
), /* FileDirectoryInformation */
940 sizeof(FILE_FULL_DIRECTORY_INFORMATION
), /* FileFullDirectoryInformation */
941 sizeof(FILE_BOTH_DIRECTORY_INFORMATION
), /* FileBothDirectoryInformation */
942 sizeof(FILE_BASIC_INFORMATION
), /* FileBasicInformation */
943 sizeof(FILE_STANDARD_INFORMATION
), /* FileStandardInformation */
944 sizeof(FILE_INTERNAL_INFORMATION
), /* FileInternalInformation */
945 sizeof(FILE_EA_INFORMATION
), /* FileEaInformation */
946 sizeof(FILE_ACCESS_INFORMATION
), /* FileAccessInformation */
947 sizeof(FILE_NAME_INFORMATION
)-sizeof(WCHAR
), /* FileNameInformation */
948 sizeof(FILE_RENAME_INFORMATION
)-sizeof(WCHAR
), /* FileRenameInformation */
949 0, /* FileLinkInformation */
950 sizeof(FILE_NAMES_INFORMATION
)-sizeof(WCHAR
), /* FileNamesInformation */
951 sizeof(FILE_DISPOSITION_INFORMATION
), /* FileDispositionInformation */
952 sizeof(FILE_POSITION_INFORMATION
), /* FilePositionInformation */
953 sizeof(FILE_FULL_EA_INFORMATION
), /* FileFullEaInformation */
954 sizeof(FILE_MODE_INFORMATION
), /* FileModeInformation */
955 sizeof(FILE_ALIGNMENT_INFORMATION
), /* FileAlignmentInformation */
956 sizeof(FILE_ALL_INFORMATION
)-sizeof(WCHAR
), /* FileAllInformation */
957 sizeof(FILE_ALLOCATION_INFORMATION
), /* FileAllocationInformation */
958 sizeof(FILE_END_OF_FILE_INFORMATION
), /* FileEndOfFileInformation */
959 0, /* FileAlternateNameInformation */
960 sizeof(FILE_STREAM_INFORMATION
)-sizeof(WCHAR
), /* FileStreamInformation */
961 0, /* FilePipeInformation */
962 0, /* FilePipeLocalInformation */
963 0, /* FilePipeRemoteInformation */
964 sizeof(FILE_MAILSLOT_QUERY_INFORMATION
), /* FileMailslotQueryInformation */
965 0, /* FileMailslotSetInformation */
966 0, /* FileCompressionInformation */
967 0, /* FileObjectIdInformation */
968 0, /* FileCompletionInformation */
969 0, /* FileMoveClusterInformation */
970 0, /* FileQuotaInformation */
971 0, /* FileReparsePointInformation */
972 0, /* FileNetworkOpenInformation */
973 0, /* FileAttributeTagInformation */
974 0 /* FileTrackingInformation */
980 TRACE("(%p,%p,%p,0x%08lx,0x%08x)\n", hFile
, io
, ptr
, len
, class);
984 if (class <= 0 || class >= FileMaximumInformation
)
985 return io
->u
.Status
= STATUS_INVALID_INFO_CLASS
;
986 if (!info_sizes
[class])
988 FIXME("Unsupported class (%d)\n", class);
989 return io
->u
.Status
= STATUS_NOT_IMPLEMENTED
;
991 if (len
< info_sizes
[class])
992 return io
->u
.Status
= STATUS_INFO_LENGTH_MISMATCH
;
994 if ((io
->u
.Status
= wine_server_handle_to_fd( hFile
, 0, &fd
, NULL
)))
999 case FileBasicInformation
:
1001 FILE_BASIC_INFORMATION
*info
= ptr
;
1003 if (fstat( fd
, &st
) == -1)
1004 io
->u
.Status
= FILE_GetNtStatus();
1005 else if (!S_ISREG(st
.st_mode
) && !S_ISDIR(st
.st_mode
))
1006 io
->u
.Status
= STATUS_INVALID_INFO_CLASS
;
1009 if (S_ISDIR(st
.st_mode
)) info
->FileAttributes
= FILE_ATTRIBUTE_DIRECTORY
;
1010 else info
->FileAttributes
= FILE_ATTRIBUTE_ARCHIVE
;
1011 if (!(st
.st_mode
& (S_IWUSR
| S_IWGRP
| S_IWOTH
)))
1012 info
->FileAttributes
|= FILE_ATTRIBUTE_READONLY
;
1013 RtlSecondsSince1970ToTime( st
.st_mtime
, &info
->CreationTime
);
1014 RtlSecondsSince1970ToTime( st
.st_mtime
, &info
->LastWriteTime
);
1015 RtlSecondsSince1970ToTime( st
.st_ctime
, &info
->ChangeTime
);
1016 RtlSecondsSince1970ToTime( st
.st_atime
, &info
->LastAccessTime
);
1020 case FileStandardInformation
:
1022 FILE_STANDARD_INFORMATION
*info
= ptr
;
1024 if (fstat( fd
, &st
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1027 if ((info
->Directory
= S_ISDIR(st
.st_mode
)))
1029 info
->AllocationSize
.QuadPart
= 0;
1030 info
->EndOfFile
.QuadPart
= 0;
1031 info
->NumberOfLinks
= 1;
1032 info
->DeletePending
= FALSE
;
1036 info
->AllocationSize
.QuadPart
= (ULONGLONG
)st
.st_blocks
* 512;
1037 info
->EndOfFile
.QuadPart
= st
.st_size
;
1038 info
->NumberOfLinks
= st
.st_nlink
;
1039 info
->DeletePending
= FALSE
; /* FIXME */
1044 case FilePositionInformation
:
1046 FILE_POSITION_INFORMATION
*info
= ptr
;
1047 off_t res
= lseek( fd
, 0, SEEK_CUR
);
1048 if (res
== (off_t
)-1) io
->u
.Status
= FILE_GetNtStatus();
1049 else info
->CurrentByteOffset
.QuadPart
= res
;
1052 case FileInternalInformation
:
1054 FILE_INTERNAL_INFORMATION
*info
= ptr
;
1056 if (fstat( fd
, &st
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1057 else info
->IndexNumber
.QuadPart
= st
.st_ino
;
1060 case FileEaInformation
:
1062 FILE_EA_INFORMATION
*info
= ptr
;
1066 case FileEndOfFileInformation
:
1068 FILE_END_OF_FILE_INFORMATION
*info
= ptr
;
1070 if (fstat( fd
, &st
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1071 else info
->EndOfFile
.QuadPart
= S_ISDIR(st
.st_mode
) ? 0 : st
.st_size
;
1074 case FileAllInformation
:
1076 FILE_ALL_INFORMATION
*info
= ptr
;
1078 if (fstat( fd
, &st
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1079 else if (!S_ISREG(st
.st_mode
) && !S_ISDIR(st
.st_mode
))
1080 io
->u
.Status
= STATUS_INVALID_INFO_CLASS
;
1083 if ((info
->StandardInformation
.Directory
= S_ISDIR(st
.st_mode
)))
1085 info
->BasicInformation
.FileAttributes
= FILE_ATTRIBUTE_DIRECTORY
;
1086 info
->StandardInformation
.AllocationSize
.QuadPart
= 0;
1087 info
->StandardInformation
.EndOfFile
.QuadPart
= 0;
1088 info
->StandardInformation
.NumberOfLinks
= 1;
1089 info
->StandardInformation
.DeletePending
= FALSE
;
1093 info
->BasicInformation
.FileAttributes
= FILE_ATTRIBUTE_ARCHIVE
;
1094 info
->StandardInformation
.AllocationSize
.QuadPart
= (ULONGLONG
)st
.st_blocks
* 512;
1095 info
->StandardInformation
.EndOfFile
.QuadPart
= st
.st_size
;
1096 info
->StandardInformation
.NumberOfLinks
= st
.st_nlink
;
1097 info
->StandardInformation
.DeletePending
= FALSE
; /* FIXME */
1099 if (!(st
.st_mode
& (S_IWUSR
| S_IWGRP
| S_IWOTH
)))
1100 info
->BasicInformation
.FileAttributes
|= FILE_ATTRIBUTE_READONLY
;
1101 RtlSecondsSince1970ToTime( st
.st_mtime
, &info
->BasicInformation
.CreationTime
);
1102 RtlSecondsSince1970ToTime( st
.st_mtime
, &info
->BasicInformation
.LastWriteTime
);
1103 RtlSecondsSince1970ToTime( st
.st_ctime
, &info
->BasicInformation
.ChangeTime
);
1104 RtlSecondsSince1970ToTime( st
.st_atime
, &info
->BasicInformation
.LastAccessTime
);
1105 info
->InternalInformation
.IndexNumber
.QuadPart
= st
.st_ino
;
1106 info
->EaInformation
.EaSize
= 0;
1107 info
->AccessInformation
.AccessFlags
= 0; /* FIXME */
1108 info
->PositionInformation
.CurrentByteOffset
.QuadPart
= lseek( fd
, 0, SEEK_CUR
);
1109 info
->ModeInformation
.Mode
= 0; /* FIXME */
1110 info
->AlignmentInformation
.AlignmentRequirement
= 1; /* FIXME */
1111 info
->NameInformation
.FileNameLength
= 0;
1112 io
->Information
= sizeof(*info
) - sizeof(WCHAR
);
1116 case FileMailslotQueryInformation
:
1118 FILE_MAILSLOT_QUERY_INFORMATION
*info
= ptr
;
1120 SERVER_START_REQ( set_mailslot_info
)
1122 req
->handle
= hFile
;
1124 io
->u
.Status
= wine_server_call( req
);
1125 if( io
->u
.Status
== STATUS_SUCCESS
)
1127 info
->MaximumMessageSize
= reply
->max_msgsize
;
1128 info
->MailslotQuota
= 0;
1129 info
->NextMessageSize
= reply
->next_msgsize
;
1130 info
->MessagesAvailable
= reply
->msg_count
;
1131 info
->ReadTimeout
.QuadPart
= reply
->read_timeout
* -10000;
1138 FIXME("Unsupported class (%d)\n", class);
1139 io
->u
.Status
= STATUS_NOT_IMPLEMENTED
;
1142 wine_server_release_fd( hFile
, fd
);
1143 if (io
->u
.Status
== STATUS_SUCCESS
&& !io
->Information
) io
->Information
= info_sizes
[class];
1144 return io
->u
.Status
;
1147 /******************************************************************************
1148 * NtSetInformationFile [NTDLL.@]
1149 * ZwSetInformationFile [NTDLL.@]
1151 * Set information about an open file handle.
1154 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1155 * io [O] Receives information about the operation on return
1156 * ptr [I] Source for file information
1157 * len [I] Size of FileInformation
1158 * class [I] Type of file information to set
1161 * Success: 0. io is updated.
1162 * Failure: An NTSTATUS error code describing the error.
1164 NTSTATUS WINAPI
NtSetInformationFile(HANDLE handle
, PIO_STATUS_BLOCK io
,
1165 PVOID ptr
, ULONG len
, FILE_INFORMATION_CLASS
class)
1169 TRACE("(%p,%p,%p,0x%08lx,0x%08x)\n", handle
, io
, ptr
, len
, class);
1171 if ((io
->u
.Status
= wine_server_handle_to_fd( handle
, 0, &fd
, NULL
)))
1172 return io
->u
.Status
;
1174 io
->u
.Status
= STATUS_SUCCESS
;
1177 case FileBasicInformation
:
1178 if (len
>= sizeof(FILE_BASIC_INFORMATION
))
1181 const FILE_BASIC_INFORMATION
*info
= ptr
;
1183 if (info
->LastAccessTime
.QuadPart
|| info
->LastWriteTime
.QuadPart
)
1185 ULONGLONG sec
, nsec
;
1186 struct timeval tv
[2];
1188 if (!info
->LastAccessTime
.QuadPart
|| !info
->LastWriteTime
.QuadPart
)
1191 tv
[0].tv_sec
= tv
[0].tv_usec
= 0;
1192 tv
[1].tv_sec
= tv
[1].tv_usec
= 0;
1193 if (!fstat( fd
, &st
))
1195 tv
[0].tv_sec
= st
.st_atime
;
1196 tv
[1].tv_sec
= st
.st_mtime
;
1199 if (info
->LastAccessTime
.QuadPart
)
1201 sec
= RtlLargeIntegerDivide( info
->LastAccessTime
.QuadPart
, 10000000, &nsec
);
1202 tv
[0].tv_sec
= sec
- SECS_1601_TO_1970
;
1203 tv
[0].tv_usec
= (UINT
)nsec
/ 10;
1205 if (info
->LastWriteTime
.QuadPart
)
1207 sec
= RtlLargeIntegerDivide( info
->LastWriteTime
.QuadPart
, 10000000, &nsec
);
1208 tv
[1].tv_sec
= sec
- SECS_1601_TO_1970
;
1209 tv
[1].tv_usec
= (UINT
)nsec
/ 10;
1211 if (futimes( fd
, tv
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1214 if (io
->u
.Status
== STATUS_SUCCESS
&& info
->FileAttributes
)
1216 if (fstat( fd
, &st
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1219 if (info
->FileAttributes
& FILE_ATTRIBUTE_READONLY
)
1221 if (S_ISDIR( st
.st_mode
))
1222 WARN("FILE_ATTRIBUTE_READONLY ignored for directory.\n");
1224 st
.st_mode
&= ~0222; /* clear write permission bits */
1228 /* add write permission only where we already have read permission */
1229 st
.st_mode
|= (0600 | ((st
.st_mode
& 044) >> 1)) & (~FILE_umask
);
1231 if (fchmod( fd
, st
.st_mode
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1235 else io
->u
.Status
= STATUS_INVALID_PARAMETER_3
;
1238 case FilePositionInformation
:
1239 if (len
>= sizeof(FILE_POSITION_INFORMATION
))
1241 const FILE_POSITION_INFORMATION
*info
= ptr
;
1243 if (lseek( fd
, info
->CurrentByteOffset
.QuadPart
, SEEK_SET
) == (off_t
)-1)
1244 io
->u
.Status
= FILE_GetNtStatus();
1246 else io
->u
.Status
= STATUS_INVALID_PARAMETER_3
;
1249 case FileEndOfFileInformation
:
1250 if (len
>= sizeof(FILE_END_OF_FILE_INFORMATION
))
1253 const FILE_END_OF_FILE_INFORMATION
*info
= ptr
;
1255 /* first try normal truncate */
1256 if (ftruncate( fd
, (off_t
)info
->EndOfFile
.QuadPart
) != -1) break;
1258 /* now check for the need to extend the file */
1259 if (fstat( fd
, &st
) != -1 && (off_t
)info
->EndOfFile
.QuadPart
> st
.st_size
)
1261 static const char zero
;
1263 /* extend the file one byte beyond the requested size and then truncate it */
1264 /* this should work around ftruncate implementations that can't extend files */
1265 if (pwrite( fd
, &zero
, 1, (off_t
)info
->EndOfFile
.QuadPart
) != -1 &&
1266 ftruncate( fd
, (off_t
)info
->EndOfFile
.QuadPart
) != -1) break;
1268 io
->u
.Status
= FILE_GetNtStatus();
1270 else io
->u
.Status
= STATUS_INVALID_PARAMETER_3
;
1273 case FileMailslotSetInformation
:
1275 FILE_MAILSLOT_SET_INFORMATION
*info
= ptr
;
1277 SERVER_START_REQ( set_mailslot_info
)
1279 req
->handle
= handle
;
1280 req
->flags
= MAILSLOT_SET_READ_TIMEOUT
;
1281 req
->read_timeout
= info
->ReadTimeout
.QuadPart
/ -10000;
1282 io
->u
.Status
= wine_server_call( req
);
1289 FIXME("Unsupported class (%d)\n", class);
1290 io
->u
.Status
= STATUS_NOT_IMPLEMENTED
;
1293 wine_server_release_fd( handle
, fd
);
1294 io
->Information
= 0;
1295 return io
->u
.Status
;
1299 /******************************************************************************
1300 * NtQueryFullAttributesFile (NTDLL.@)
1302 NTSTATUS WINAPI
NtQueryFullAttributesFile( const OBJECT_ATTRIBUTES
*attr
,
1303 FILE_NETWORK_OPEN_INFORMATION
*info
)
1305 ANSI_STRING unix_name
;
1308 if (!(status
= wine_nt_to_unix_file_name( attr
->ObjectName
, &unix_name
, FILE_OPEN
,
1309 !(attr
->Attributes
& OBJ_CASE_INSENSITIVE
) )))
1313 if (stat( unix_name
.Buffer
, &st
) == -1)
1314 status
= FILE_GetNtStatus();
1315 else if (!S_ISREG(st
.st_mode
) && !S_ISDIR(st
.st_mode
))
1316 status
= STATUS_INVALID_INFO_CLASS
;
1319 if (S_ISDIR(st
.st_mode
))
1321 info
->FileAttributes
= FILE_ATTRIBUTE_DIRECTORY
;
1322 info
->AllocationSize
.QuadPart
= 0;
1323 info
->EndOfFile
.QuadPart
= 0;
1327 info
->FileAttributes
= FILE_ATTRIBUTE_ARCHIVE
;
1328 info
->AllocationSize
.QuadPart
= (ULONGLONG
)st
.st_blocks
* 512;
1329 info
->EndOfFile
.QuadPart
= st
.st_size
;
1331 if (!(st
.st_mode
& (S_IWUSR
| S_IWGRP
| S_IWOTH
)))
1332 info
->FileAttributes
|= FILE_ATTRIBUTE_READONLY
;
1333 RtlSecondsSince1970ToTime( st
.st_mtime
, &info
->CreationTime
);
1334 RtlSecondsSince1970ToTime( st
.st_mtime
, &info
->LastWriteTime
);
1335 RtlSecondsSince1970ToTime( st
.st_ctime
, &info
->ChangeTime
);
1336 RtlSecondsSince1970ToTime( st
.st_atime
, &info
->LastAccessTime
);
1337 if (DIR_is_hidden_file( attr
->ObjectName
))
1338 info
->FileAttributes
|= FILE_ATTRIBUTE_HIDDEN
;
1340 RtlFreeAnsiString( &unix_name
);
1342 else WARN("%s not found (%lx)\n", debugstr_us(attr
->ObjectName
), status
);
1347 /******************************************************************************
1348 * NtQueryAttributesFile (NTDLL.@)
1349 * ZwQueryAttributesFile (NTDLL.@)
1351 NTSTATUS WINAPI
NtQueryAttributesFile( const OBJECT_ATTRIBUTES
*attr
, FILE_BASIC_INFORMATION
*info
)
1353 FILE_NETWORK_OPEN_INFORMATION full_info
;
1356 if (!(status
= NtQueryFullAttributesFile( attr
, &full_info
)))
1358 info
->CreationTime
.QuadPart
= full_info
.CreationTime
.QuadPart
;
1359 info
->LastAccessTime
.QuadPart
= full_info
.LastAccessTime
.QuadPart
;
1360 info
->LastWriteTime
.QuadPart
= full_info
.LastWriteTime
.QuadPart
;
1361 info
->ChangeTime
.QuadPart
= full_info
.ChangeTime
.QuadPart
;
1362 info
->FileAttributes
= full_info
.FileAttributes
;
1368 /******************************************************************************
1369 * NtQueryVolumeInformationFile [NTDLL.@]
1370 * ZwQueryVolumeInformationFile [NTDLL.@]
1372 * Get volume information for an open file handle.
1375 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1376 * io [O] Receives information about the operation on return
1377 * buffer [O] Destination for volume information
1378 * length [I] Size of FsInformation
1379 * info_class [I] Type of volume information to set
1382 * Success: 0. io and buffer are updated.
1383 * Failure: An NTSTATUS error code describing the error.
1385 NTSTATUS WINAPI
NtQueryVolumeInformationFile( HANDLE handle
, PIO_STATUS_BLOCK io
,
1386 PVOID buffer
, ULONG length
,
1387 FS_INFORMATION_CLASS info_class
)
1392 if ((io
->u
.Status
= wine_server_handle_to_fd( handle
, 0, &fd
, NULL
)) != STATUS_SUCCESS
)
1393 return io
->u
.Status
;
1395 io
->u
.Status
= STATUS_NOT_IMPLEMENTED
;
1396 io
->Information
= 0;
1398 switch( info_class
)
1400 case FileFsVolumeInformation
:
1401 FIXME( "%p: volume info not supported\n", handle
);
1403 case FileFsLabelInformation
:
1404 FIXME( "%p: label info not supported\n", handle
);
1406 case FileFsSizeInformation
:
1407 if (length
< sizeof(FILE_FS_SIZE_INFORMATION
))
1408 io
->u
.Status
= STATUS_BUFFER_TOO_SMALL
;
1411 FILE_FS_SIZE_INFORMATION
*info
= buffer
;
1413 if (fstat( fd
, &st
) < 0)
1415 io
->u
.Status
= FILE_GetNtStatus();
1418 if (!S_ISREG(st
.st_mode
) && !S_ISDIR(st
.st_mode
))
1420 io
->u
.Status
= STATUS_INVALID_DEVICE_REQUEST
;
1424 /* Linux's fstatvfs is buggy */
1425 #if !defined(linux) || !defined(HAVE_FSTATFS)
1426 struct statvfs stfs
;
1428 if (fstatvfs( fd
, &stfs
) < 0)
1430 io
->u
.Status
= FILE_GetNtStatus();
1433 info
->BytesPerSector
= stfs
.f_frsize
;
1436 if (fstatfs( fd
, &stfs
) < 0)
1438 io
->u
.Status
= FILE_GetNtStatus();
1441 info
->BytesPerSector
= stfs
.f_bsize
;
1443 info
->TotalAllocationUnits
.QuadPart
= stfs
.f_blocks
;
1444 info
->AvailableAllocationUnits
.QuadPart
= stfs
.f_bavail
;
1445 info
->SectorsPerAllocationUnit
= 1;
1446 io
->Information
= sizeof(*info
);
1447 io
->u
.Status
= STATUS_SUCCESS
;
1451 case FileFsDeviceInformation
:
1452 if (length
< sizeof(FILE_FS_DEVICE_INFORMATION
))
1453 io
->u
.Status
= STATUS_BUFFER_TOO_SMALL
;
1456 FILE_FS_DEVICE_INFORMATION
*info
= buffer
;
1458 info
->Characteristics
= 0;
1459 if (fstat( fd
, &st
) < 0)
1461 io
->u
.Status
= FILE_GetNtStatus();
1464 if (S_ISCHR( st
.st_mode
))
1466 info
->DeviceType
= FILE_DEVICE_UNKNOWN
;
1468 switch(major(st
.st_rdev
))
1471 info
->DeviceType
= FILE_DEVICE_NULL
;
1474 info
->DeviceType
= FILE_DEVICE_SERIAL_PORT
;
1477 info
->DeviceType
= FILE_DEVICE_PARALLEL_PORT
;
1482 else if (S_ISBLK( st
.st_mode
))
1484 info
->DeviceType
= FILE_DEVICE_DISK
;
1486 else if (S_ISFIFO( st
.st_mode
) || S_ISSOCK( st
.st_mode
))
1488 info
->DeviceType
= FILE_DEVICE_NAMED_PIPE
;
1490 else /* regular file or directory */
1492 #if defined(linux) && defined(HAVE_FSTATFS)
1495 /* check for floppy disk */
1496 if (major(st
.st_dev
) == FLOPPY_MAJOR
)
1497 info
->Characteristics
|= FILE_REMOVABLE_MEDIA
;
1499 if (fstatfs( fd
, &stfs
) < 0) stfs
.f_type
= 0;
1500 switch (stfs
.f_type
)
1502 case 0x9660: /* iso9660 */
1503 case 0x15013346: /* udf */
1504 info
->DeviceType
= FILE_DEVICE_CD_ROM_FILE_SYSTEM
;
1505 info
->Characteristics
|= FILE_REMOVABLE_MEDIA
|FILE_READ_ONLY_DEVICE
;
1507 case 0x6969: /* nfs */
1508 case 0x517B: /* smbfs */
1509 case 0x564c: /* ncpfs */
1510 info
->DeviceType
= FILE_DEVICE_NETWORK_FILE_SYSTEM
;
1511 info
->Characteristics
|= FILE_REMOTE_DEVICE
;
1513 case 0x01021994: /* tmpfs */
1514 case 0x28cd3d45: /* cramfs */
1515 case 0x1373: /* devfs */
1516 case 0x9fa0: /* procfs */
1517 info
->DeviceType
= FILE_DEVICE_VIRTUAL_DISK
;
1520 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
1523 #elif defined(__FreeBSD__)
1526 /* The proper way to do this in FreeBSD seems to be with the
1527 * name rather than the type, since their linux-compatible
1528 * fstatfs call converts the name to one of the Linux types.
1530 if (fstatfs( fd
, &stfs
) < 0)
1531 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
1532 else if (!strncmp("cd9660", stfs
.f_fstypename
,
1533 sizeof(stfs
.f_fstypename
)))
1535 info
->DeviceType
= FILE_DEVICE_CD_ROM_FILE_SYSTEM
;
1536 /* Don't assume read-only, let the mount options set it
1539 info
->Characteristics
|= FILE_REMOVABLE_MEDIA
;
1541 else if (!strncmp("nfs", stfs
.f_fstypename
,
1542 sizeof(stfs
.f_fstypename
)))
1544 info
->DeviceType
= FILE_DEVICE_NETWORK_FILE_SYSTEM
;
1545 info
->Characteristics
|= FILE_REMOTE_DEVICE
;
1547 else if (!strncmp("nwfs", stfs
.f_fstypename
,
1548 sizeof(stfs
.f_fstypename
)))
1550 info
->DeviceType
= FILE_DEVICE_NETWORK_FILE_SYSTEM
;
1551 info
->Characteristics
|= FILE_REMOTE_DEVICE
;
1553 else if (!strncmp("procfs", stfs
.f_fstypename
,
1554 sizeof(stfs
.f_fstypename
)))
1555 info
->DeviceType
= FILE_DEVICE_VIRTUAL_DISK
;
1557 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
1558 if (stfs
.f_flags
& MNT_RDONLY
)
1559 info
->Characteristics
|= FILE_READ_ONLY_DEVICE
;
1560 if (!(stfs
.f_flags
& MNT_LOCAL
))
1562 info
->DeviceType
= FILE_DEVICE_NETWORK_FILE_SYSTEM
;
1563 info
->Characteristics
|= FILE_REMOTE_DEVICE
;
1565 #elif defined (__APPLE__)
1568 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
1570 if (fstatfs( fd
, &stfs
) < 0) break;
1572 /* stfs.f_type is reserved (always set to 0) so use IOKit */
1573 kern_return_t kernResult
= KERN_FAILURE
;
1574 mach_port_t masterPort
;
1576 char bsdName
[6]; /* disk#\0 */
1577 const char *name
= stfs
.f_mntfromname
+ strlen(_PATH_DEV
);
1578 memcpy( bsdName
, name
, min(strlen(name
)+1,sizeof(bsdName
)) );
1579 bsdName
[sizeof(bsdName
)-1] = 0;
1581 kernResult
= IOMasterPort(MACH_PORT_NULL
, &masterPort
);
1583 if (kernResult
== KERN_SUCCESS
)
1585 CFMutableDictionaryRef matching
= IOBSDNameMatching(masterPort
, 0, bsdName
);
1589 CFMutableDictionaryRef properties
;
1590 io_service_t devService
= IOServiceGetMatchingService(masterPort
, matching
);
1592 if (IORegistryEntryCreateCFProperties(devService
,
1594 kCFAllocatorDefault
, 0) != KERN_SUCCESS
)
1597 CFDictionaryGetValue(properties
, CFSTR("Removable")),
1599 ) info
->Characteristics
|= FILE_REMOVABLE_MEDIA
;
1602 CFDictionaryGetValue(properties
, CFSTR("Writable")),
1604 ) info
->Characteristics
|= FILE_READ_ONLY_DEVICE
;
1607 NB : mounted disk image (.img/.dmg) don't provide specific type
1610 if ( (type
= CFDictionaryGetValue(properties
, CFSTR("Type"))) )
1612 if ( CFStringCompare(type
, CFSTR("CD-ROM"), 0) == kCFCompareEqualTo
1613 || CFStringCompare(type
, CFSTR("DVD-ROM"), 0) == kCFCompareEqualTo
1616 info
->DeviceType
= FILE_DEVICE_CD_ROM_FILE_SYSTEM
;
1621 CFRelease(properties
);
1625 /* Use dkio to work out device types */
1627 # include <sys/dkio.h>
1628 # include <sys/vtoc.h>
1629 struct dk_cinfo dkinf
;
1630 int retval
= ioctl(fd
, DKIOCINFO
, &dkinf
);
1632 WARN("Unable to get disk device type information - assuming a disk like device\n");
1633 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
1635 switch (dkinf
.dki_ctype
)
1638 info
->DeviceType
= FILE_DEVICE_CD_ROM_FILE_SYSTEM
;
1639 info
->Characteristics
|= FILE_REMOVABLE_MEDIA
|FILE_READ_ONLY_DEVICE
;
1643 case DKC_INTEL82072
:
1644 case DKC_INTEL82077
:
1645 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
1646 info
->Characteristics
|= FILE_REMOVABLE_MEDIA
;
1649 info
->DeviceType
= FILE_DEVICE_VIRTUAL_DISK
;
1652 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
1657 if (!warned
++) FIXME( "device info not properly supported on this platform\n" );
1658 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
1660 info
->Characteristics
|= FILE_DEVICE_IS_MOUNTED
;
1662 io
->Information
= sizeof(*info
);
1663 io
->u
.Status
= STATUS_SUCCESS
;
1666 case FileFsAttributeInformation
:
1667 FIXME( "%p: attribute info not supported\n", handle
);
1669 case FileFsControlInformation
:
1670 FIXME( "%p: control info not supported\n", handle
);
1672 case FileFsFullSizeInformation
:
1673 FIXME( "%p: full size info not supported\n", handle
);
1675 case FileFsObjectIdInformation
:
1676 FIXME( "%p: object id info not supported\n", handle
);
1678 case FileFsMaximumInformation
:
1679 FIXME( "%p: maximum info not supported\n", handle
);
1682 io
->u
.Status
= STATUS_INVALID_PARAMETER
;
1685 wine_server_release_fd( handle
, fd
);
1686 return io
->u
.Status
;
1690 /******************************************************************
1691 * NtFlushBuffersFile (NTDLL.@)
1693 * Flush any buffered data on an open file handle.
1696 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1697 * IoStatusBlock [O] Receives information about the operation on return
1700 * Success: 0. IoStatusBlock is updated.
1701 * Failure: An NTSTATUS error code describing the error.
1703 NTSTATUS WINAPI
NtFlushBuffersFile( HANDLE hFile
, IO_STATUS_BLOCK
* IoStatusBlock
)
1706 HANDLE hEvent
= NULL
;
1708 SERVER_START_REQ( flush_file
)
1710 req
->handle
= hFile
;
1711 ret
= wine_server_call( req
);
1712 hEvent
= reply
->event
;
1717 ret
= NtWaitForSingleObject( hEvent
, FALSE
, NULL
);
1723 /******************************************************************
1724 * NtLockFile (NTDLL.@)
1728 NTSTATUS WINAPI
NtLockFile( HANDLE hFile
, HANDLE lock_granted_event
,
1729 PIO_APC_ROUTINE apc
, void* apc_user
,
1730 PIO_STATUS_BLOCK io_status
, PLARGE_INTEGER offset
,
1731 PLARGE_INTEGER count
, ULONG
* key
, BOOLEAN dont_wait
,
1738 if (apc
|| io_status
|| key
)
1740 FIXME("Unimplemented yet parameter\n");
1741 return STATUS_NOT_IMPLEMENTED
;
1746 SERVER_START_REQ( lock_file
)
1748 req
->handle
= hFile
;
1749 req
->offset_low
= offset
->u
.LowPart
;
1750 req
->offset_high
= offset
->u
.HighPart
;
1751 req
->count_low
= count
->u
.LowPart
;
1752 req
->count_high
= count
->u
.HighPart
;
1753 req
->shared
= !exclusive
;
1754 req
->wait
= !dont_wait
;
1755 ret
= wine_server_call( req
);
1756 handle
= reply
->handle
;
1757 async
= reply
->overlapped
;
1760 if (ret
!= STATUS_PENDING
)
1762 if (!ret
&& lock_granted_event
) NtSetEvent(lock_granted_event
, NULL
);
1768 FIXME( "Async I/O lock wait not implemented, might deadlock\n" );
1769 if (handle
) NtClose( handle
);
1770 return STATUS_PENDING
;
1774 NtWaitForSingleObject( handle
, FALSE
, NULL
);
1781 /* Unix lock conflict, sleep a bit and retry */
1782 time
.QuadPart
= 100 * (ULONGLONG
)10000;
1783 time
.QuadPart
= -time
.QuadPart
;
1784 NtDelayExecution( FALSE
, &time
);
1790 /******************************************************************
1791 * NtUnlockFile (NTDLL.@)
1795 NTSTATUS WINAPI
NtUnlockFile( HANDLE hFile
, PIO_STATUS_BLOCK io_status
,
1796 PLARGE_INTEGER offset
, PLARGE_INTEGER count
,
1801 TRACE( "%p %lx%08lx %lx%08lx\n",
1802 hFile
, offset
->u
.HighPart
, offset
->u
.LowPart
, count
->u
.HighPart
, count
->u
.LowPart
);
1804 if (io_status
|| key
)
1806 FIXME("Unimplemented yet parameter\n");
1807 return STATUS_NOT_IMPLEMENTED
;
1810 SERVER_START_REQ( unlock_file
)
1812 req
->handle
= hFile
;
1813 req
->offset_low
= offset
->u
.LowPart
;
1814 req
->offset_high
= offset
->u
.HighPart
;
1815 req
->count_low
= count
->u
.LowPart
;
1816 req
->count_high
= count
->u
.HighPart
;
1817 status
= wine_server_call( req
);
1823 /******************************************************************
1824 * NtCreateNamedPipeFile (NTDLL.@)
1828 NTSTATUS WINAPI
NtCreateNamedPipeFile( PHANDLE handle
, ULONG access
,
1829 POBJECT_ATTRIBUTES oa
, PIO_STATUS_BLOCK iosb
,
1830 ULONG sharing
, ULONG dispo
, ULONG options
,
1831 ULONG pipe_type
, ULONG read_mode
,
1832 ULONG completion_mode
, ULONG max_inst
,
1833 ULONG inbound_quota
, ULONG outbound_quota
,
1834 PLARGE_INTEGER timeout
)
1837 static const WCHAR leadin
[] = {'\\','?','?','\\','P','I','P','E','\\'};
1839 TRACE("(%p %lx %p %p %lx %ld %lx %ld %ld %ld %ld %ld %ld %p): stub\n",
1840 handle
, access
, oa
, iosb
, sharing
, dispo
, options
, pipe_type
,
1841 read_mode
, completion_mode
, max_inst
, inbound_quota
, outbound_quota
,
1844 if (oa
->ObjectName
->Length
< sizeof(leadin
) ||
1845 strncmpiW( oa
->ObjectName
->Buffer
,
1846 leadin
, sizeof(leadin
)/sizeof(leadin
[0]) ))
1847 return STATUS_OBJECT_NAME_INVALID
;
1848 /* assume we only get relative timeout, and storable in a DWORD as ms */
1849 if (timeout
->QuadPart
> 0 || (timeout
->QuadPart
/ -10000) >> 32)
1850 FIXME("Wrong time %s\n", wine_dbgstr_longlong(timeout
->QuadPart
));
1852 SERVER_START_REQ( create_named_pipe
)
1854 req
->options
= options
; /* FIXME not used in server yet !!!! */
1856 (pipe_type
) ? NAMED_PIPE_MESSAGE_STREAM_WRITE
: 0 |
1857 (read_mode
) ? NAMED_PIPE_MESSAGE_STREAM_READ
: 0 |
1858 (completion_mode
) ? NAMED_PIPE_NONBLOCKING_MODE
: 0;
1859 req
->maxinstances
= max_inst
;
1860 req
->outsize
= outbound_quota
;
1861 req
->insize
= inbound_quota
;
1862 req
->timeout
= timeout
->QuadPart
/ -10000;
1863 req
->inherit
= (oa
->Attributes
& OBJ_INHERIT
) != 0;
1864 wine_server_add_data( req
, oa
->ObjectName
->Buffer
+ 4,
1865 oa
->ObjectName
->Length
- 4 * sizeof(WCHAR
) );
1866 status
= wine_server_call( req
);
1867 if (!status
) *handle
= reply
->handle
;
1873 /******************************************************************
1874 * NtDeleteFile (NTDLL.@)
1878 NTSTATUS WINAPI
NtDeleteFile( POBJECT_ATTRIBUTES ObjectAttributes
)
1884 TRACE("%p\n", ObjectAttributes
);
1885 status
= NtCreateFile( &hFile
, GENERIC_READ
| GENERIC_WRITE
, ObjectAttributes
,
1887 FILE_SHARE_READ
| FILE_SHARE_WRITE
| FILE_SHARE_DELETE
,
1888 FILE_OPEN
, FILE_DELETE_ON_CLOSE
, NULL
, 0 );
1889 if (status
== STATUS_SUCCESS
) status
= NtClose(hFile
);
1893 /******************************************************************
1894 * NtCancelIoFile (NTDLL.@)
1898 NTSTATUS WINAPI
NtCancelIoFile( HANDLE hFile
, PIO_STATUS_BLOCK io_status
)
1900 LARGE_INTEGER timeout
;
1902 TRACE("%p %p\n", hFile
, io_status
);
1904 SERVER_START_REQ( cancel_async
)
1906 req
->handle
= hFile
;
1907 wine_server_call( req
);
1910 /* Let some APC be run, so that we can run the remaining APCs on hFile
1911 * either the cancelation of the pending one, but also the execution
1912 * of the queued APC, but not yet run. This is needed to ensure proper
1913 * clean-up of allocated data.
1915 timeout
.u
.LowPart
= timeout
.u
.HighPart
= 0;
1916 return io_status
->u
.Status
= NtDelayExecution( TRUE
, &timeout
);
1919 /******************************************************************************
1920 * NtCreateMailslotFile [NTDLL.@]
1921 * ZwCreateMailslotFile [NTDLL.@]
1924 * pHandle [O] pointer to receive the handle created
1925 * DesiredAccess [I] access mode (read, write, etc)
1926 * ObjectAttributes [I] fully qualified NT path of the mailslot
1927 * IoStatusBlock [O] receives completion status and other info
1930 * MaxMessageSize [I]
1936 NTSTATUS WINAPI
NtCreateMailslotFile(PHANDLE pHandle
, ULONG DesiredAccess
,
1937 POBJECT_ATTRIBUTES attr
, PIO_STATUS_BLOCK IoStatusBlock
,
1938 ULONG CreateOptions
, ULONG MailslotQuota
, ULONG MaxMessageSize
,
1939 PLARGE_INTEGER TimeOut
)
1941 static const WCHAR leadin
[] = {
1942 '\\','?','?','\\','M','A','I','L','S','L','O','T','\\'};
1945 TRACE("%p %08lx %p %p %08lx %08lx %08lx %p\n",
1946 pHandle
, DesiredAccess
, attr
, IoStatusBlock
,
1947 CreateOptions
, MailslotQuota
, MaxMessageSize
, TimeOut
);
1949 if (attr
->ObjectName
->Length
< sizeof(leadin
) ||
1950 strncmpiW( attr
->ObjectName
->Buffer
,
1951 leadin
, sizeof(leadin
)/sizeof(leadin
[0]) ))
1953 return STATUS_OBJECT_NAME_INVALID
;
1956 SERVER_START_REQ( create_mailslot
)
1958 req
->max_msgsize
= MaxMessageSize
;
1959 req
->read_timeout
= TimeOut
->QuadPart
/ -10000;
1960 req
->inherit
= (attr
->Attributes
& OBJ_INHERIT
) != 0;
1961 wine_server_add_data( req
, attr
->ObjectName
->Buffer
+ 4,
1962 attr
->ObjectName
->Length
- 4*sizeof(WCHAR
) );
1963 ret
= wine_server_call( req
);
1964 if( ret
== STATUS_SUCCESS
)
1965 *pHandle
= reply
->handle
;