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
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>
45 #ifdef HAVE_SYS_IOCTL_H
46 #include <sys/ioctl.h>
51 #ifdef HAVE_SYS_POLL_H
54 #ifdef HAVE_SYS_SOCKET_H
55 #include <sys/socket.h>
63 #ifdef HAVE_SYS_MOUNT_H
64 # include <sys/mount.h>
66 #ifdef HAVE_SYS_STATFS_H
67 # include <sys/statfs.h>
70 #define NONAMELESSUNION
71 #define NONAMELESSSTRUCT
73 #define WIN32_NO_STATUS
74 #include "wine/unicode.h"
75 #include "wine/debug.h"
76 #include "wine/server.h"
77 #include "ntdll_misc.h"
81 #include "ddk/ntddser.h"
83 WINE_DEFAULT_DEBUG_CHANNEL(ntdll
);
85 mode_t FILE_umask
= 0;
87 #define SECSPERDAY 86400
88 #define SECS_1601_TO_1970 ((369 * 365 + 89) * (ULONGLONG)SECSPERDAY)
90 /**************************************************************************
91 * NtOpenFile [NTDLL.@]
92 * ZwOpenFile [NTDLL.@]
97 * handle [O] Variable that receives the file handle on return
98 * access [I] Access desired by the caller to the file
99 * attr [I] Structure describing the file to be opened
100 * io [O] Receives details about the result of the operation
101 * sharing [I] Type of shared access the caller requires
102 * options [I] Options for the file open
105 * Success: 0. FileHandle and IoStatusBlock are updated.
106 * Failure: An NTSTATUS error code describing the error.
108 NTSTATUS WINAPI
NtOpenFile( PHANDLE handle
, ACCESS_MASK access
,
109 POBJECT_ATTRIBUTES attr
, PIO_STATUS_BLOCK io
,
110 ULONG sharing
, ULONG options
)
112 return NtCreateFile( handle
, access
, attr
, io
, NULL
, 0,
113 sharing
, FILE_OPEN
, options
, NULL
, 0 );
116 /**************************************************************************
117 * NtCreateFile [NTDLL.@]
118 * ZwCreateFile [NTDLL.@]
120 * Either create a new file or directory, or open an existing file, device,
121 * directory or volume.
124 * handle [O] Points to a variable which receives the file handle on return
125 * access [I] Desired access to the file
126 * attr [I] Structure describing the file
127 * io [O] Receives information about the operation on return
128 * alloc_size [I] Initial size of the file in bytes
129 * attributes [I] Attributes to create the file with
130 * sharing [I] Type of shared access the caller would like to the file
131 * disposition [I] Specifies what to do, depending on whether the file already exists
132 * options [I] Options for creating a new file
133 * ea_buffer [I] Pointer to an extended attributes buffer
134 * ea_length [I] Length of ea_buffer
137 * Success: 0. handle and io are updated.
138 * Failure: An NTSTATUS error code describing the error.
140 NTSTATUS WINAPI
NtCreateFile( PHANDLE handle
, ACCESS_MASK access
, POBJECT_ATTRIBUTES attr
,
141 PIO_STATUS_BLOCK io
, PLARGE_INTEGER alloc_size
,
142 ULONG attributes
, ULONG sharing
, ULONG disposition
,
143 ULONG options
, PVOID ea_buffer
, ULONG ea_length
)
145 ANSI_STRING unix_name
;
148 TRACE("handle=%p access=%08x name=%s objattr=%08x root=%p sec=%p io=%p alloc_size=%p\n"
149 "attr=%08x sharing=%08x disp=%d options=%08x ea=%p.0x%08x\n",
150 handle
, access
, debugstr_us(attr
->ObjectName
), attr
->Attributes
,
151 attr
->RootDirectory
, attr
->SecurityDescriptor
, io
, alloc_size
,
152 attributes
, sharing
, disposition
, options
, ea_buffer
, ea_length
);
154 if (!attr
|| !attr
->ObjectName
) return STATUS_INVALID_PARAMETER
;
156 if (alloc_size
) FIXME( "alloc_size not supported\n" );
158 if (attr
->RootDirectory
)
160 FIXME( "RootDirectory %p not supported\n", attr
->RootDirectory
);
161 return STATUS_OBJECT_NAME_NOT_FOUND
;
164 io
->u
.Status
= wine_nt_to_unix_file_name( attr
->ObjectName
, &unix_name
, disposition
,
165 !(attr
->Attributes
& OBJ_CASE_INSENSITIVE
) );
167 if (io
->u
.Status
== STATUS_BAD_DEVICE_TYPE
)
169 SERVER_START_REQ( open_file_object
)
171 req
->access
= access
;
172 req
->attributes
= attr
->Attributes
;
173 req
->rootdir
= attr
->RootDirectory
;
174 req
->sharing
= sharing
;
175 req
->options
= options
;
176 wine_server_add_data( req
, attr
->ObjectName
->Buffer
, attr
->ObjectName
->Length
);
177 io
->u
.Status
= wine_server_call( req
);
178 *handle
= reply
->handle
;
181 if (io
->u
.Status
== STATUS_SUCCESS
) io
->Information
= FILE_OPENED
;
185 if (io
->u
.Status
== STATUS_NO_SUCH_FILE
&&
186 disposition
!= FILE_OPEN
&& disposition
!= FILE_OVERWRITE
)
189 io
->u
.Status
= STATUS_SUCCESS
;
192 if (io
->u
.Status
== STATUS_SUCCESS
)
194 struct security_descriptor
*sd
= NULL
;
195 struct object_attributes objattr
;
199 objattr
.name_len
= 0;
202 io
->u
.Status
= NTDLL_create_struct_sd( attr
->SecurityDescriptor
, &sd
, &objattr
.sd_len
);
203 if (io
->u
.Status
!= STATUS_SUCCESS
)
205 RtlFreeAnsiString( &unix_name
);
210 SERVER_START_REQ( create_file
)
212 req
->access
= access
;
213 req
->attributes
= attr
->Attributes
;
214 req
->sharing
= sharing
;
215 req
->create
= disposition
;
216 req
->options
= options
;
217 req
->attrs
= attributes
;
218 wine_server_add_data( req
, &objattr
, sizeof(objattr
) );
219 if (objattr
.sd_len
) wine_server_add_data( req
, sd
, objattr
.sd_len
);
220 wine_server_add_data( req
, unix_name
.Buffer
, unix_name
.Length
);
221 io
->u
.Status
= wine_server_call( req
);
222 *handle
= reply
->handle
;
225 NTDLL_free_struct_sd( sd
);
226 RtlFreeAnsiString( &unix_name
);
228 else WARN("%s not found (%x)\n", debugstr_us(attr
->ObjectName
), io
->u
.Status
);
230 if (io
->u
.Status
== STATUS_SUCCESS
)
232 if (created
) io
->Information
= FILE_CREATED
;
233 else switch(disposition
)
236 io
->Information
= FILE_SUPERSEDED
;
239 io
->Information
= FILE_CREATED
;
243 io
->Information
= FILE_OPENED
;
246 case FILE_OVERWRITE_IF
:
247 io
->Information
= FILE_OVERWRITTEN
;
255 /***********************************************************************
256 * Asynchronous file I/O *
268 struct async_fileio io
;
270 unsigned int already
;
277 struct async_fileio io
;
279 unsigned int already
;
281 } async_fileio_write
;
284 /* callback for file I/O user APC */
285 static void WINAPI
fileio_apc( void *arg
, IO_STATUS_BLOCK
*io
, ULONG reserved
)
287 struct async_fileio
*async
= arg
;
288 if (async
->apc
) async
->apc( async
->apc_arg
, io
, reserved
);
289 RtlFreeHeap( GetProcessHeap(), 0, async
);
292 /***********************************************************************
293 * FILE_GetNtStatus(void)
295 * Retrieve the Nt Status code from errno.
296 * Try to be consistent with FILE_SetDosError().
298 NTSTATUS
FILE_GetNtStatus(void)
302 TRACE( "errno = %d\n", errno
);
305 case EAGAIN
: return STATUS_SHARING_VIOLATION
;
306 case EBADF
: return STATUS_INVALID_HANDLE
;
307 case EBUSY
: return STATUS_DEVICE_BUSY
;
308 case ENOSPC
: return STATUS_DISK_FULL
;
311 case EACCES
: return STATUS_ACCESS_DENIED
;
312 case ENOTDIR
: return STATUS_OBJECT_PATH_NOT_FOUND
;
313 case ENOENT
: return STATUS_OBJECT_NAME_NOT_FOUND
;
314 case EISDIR
: return STATUS_FILE_IS_A_DIRECTORY
;
316 case ENFILE
: return STATUS_TOO_MANY_OPENED_FILES
;
317 case EINVAL
: return STATUS_INVALID_PARAMETER
;
318 case ENOTEMPTY
: return STATUS_DIRECTORY_NOT_EMPTY
;
319 case EPIPE
: return STATUS_PIPE_DISCONNECTED
;
320 case EIO
: return STATUS_DEVICE_NOT_READY
;
322 case ENOMEDIUM
: return STATUS_NO_MEDIA_IN_DEVICE
;
324 case ENXIO
: return STATUS_NO_SUCH_DEVICE
;
326 case EOPNOTSUPP
:return STATUS_NOT_SUPPORTED
;
327 case ECONNRESET
:return STATUS_PIPE_DISCONNECTED
;
328 case EFAULT
: return STATUS_ACCESS_VIOLATION
;
329 case ESPIPE
: return STATUS_ILLEGAL_FUNCTION
;
330 case ENOEXEC
: /* ?? */
331 case EEXIST
: /* ?? */
333 FIXME( "Converting errno %d to STATUS_UNSUCCESSFUL\n", err
);
334 return STATUS_UNSUCCESSFUL
;
338 /***********************************************************************
339 * FILE_AsyncReadService (INTERNAL)
341 static NTSTATUS
FILE_AsyncReadService(void *user
, PIO_STATUS_BLOCK iosb
, NTSTATUS status
, ULONG_PTR
*total
)
343 async_fileio_read
*fileio
= user
;
344 int fd
, needs_close
, result
;
348 case STATUS_ALERTED
: /* got some new data */
349 /* check to see if the data is ready (non-blocking) */
350 if ((status
= server_get_unix_fd( fileio
->io
.handle
, FILE_READ_DATA
, &fd
,
351 &needs_close
, NULL
, NULL
)))
354 result
= read(fd
, &fileio
->buffer
[fileio
->already
], fileio
->count
- fileio
->already
);
355 if (needs_close
) close( fd
);
359 if (errno
== EAGAIN
|| errno
== EINTR
)
360 status
= STATUS_PENDING
;
361 else /* check to see if the transfer is complete */
362 status
= FILE_GetNtStatus();
364 else if (result
== 0)
366 status
= fileio
->already
? STATUS_SUCCESS
: STATUS_PIPE_BROKEN
;
370 fileio
->already
+= result
;
371 if (fileio
->already
>= fileio
->count
|| fileio
->avail_mode
)
372 status
= STATUS_SUCCESS
;
375 /* if we only have to read the available data, and none is available,
376 * simply cancel the request. If data was available, it has been read
377 * while in by previous call (NtDelayExecution)
379 status
= (fileio
->avail_mode
) ? STATUS_SUCCESS
: STATUS_PENDING
;
385 case STATUS_IO_TIMEOUT
:
386 if (fileio
->already
) status
= STATUS_SUCCESS
;
389 if (status
!= STATUS_PENDING
)
391 iosb
->u
.Status
= status
;
392 iosb
->Information
= *total
= fileio
->already
;
399 int interval
; /* max interval between two bytes */
400 int total
; /* total timeout for the whole operation */
401 int end_time
; /* absolute time of end of operation */
404 /* retrieve the I/O timeouts to use for a given handle */
405 static NTSTATUS
get_io_timeouts( HANDLE handle
, enum server_fd_type type
, ULONG count
, BOOL is_read
,
406 struct io_timeouts
*timeouts
)
408 NTSTATUS status
= STATUS_SUCCESS
;
410 timeouts
->interval
= timeouts
->total
= -1;
416 /* GetCommTimeouts */
420 status
= NtDeviceIoControlFile( handle
, NULL
, NULL
, NULL
, &io
,
421 IOCTL_SERIAL_GET_TIMEOUTS
, NULL
, 0, &st
, sizeof(st
) );
426 if (st
.ReadIntervalTimeout
)
427 timeouts
->interval
= st
.ReadIntervalTimeout
;
429 if (st
.ReadTotalTimeoutMultiplier
|| st
.ReadTotalTimeoutConstant
)
431 timeouts
->total
= st
.ReadTotalTimeoutConstant
;
432 if (st
.ReadTotalTimeoutMultiplier
!= MAXDWORD
)
433 timeouts
->total
+= count
* st
.ReadTotalTimeoutMultiplier
;
435 else if (st
.ReadIntervalTimeout
== MAXDWORD
)
436 timeouts
->interval
= timeouts
->total
= 0;
440 if (st
.WriteTotalTimeoutMultiplier
|| st
.WriteTotalTimeoutConstant
)
442 timeouts
->total
= st
.WriteTotalTimeoutConstant
;
443 if (st
.WriteTotalTimeoutMultiplier
!= MAXDWORD
)
444 timeouts
->total
+= count
* st
.WriteTotalTimeoutMultiplier
;
449 case FD_TYPE_MAILSLOT
:
452 timeouts
->interval
= 0; /* return as soon as we got something */
453 SERVER_START_REQ( set_mailslot_info
)
455 req
->handle
= handle
;
457 if (!(status
= wine_server_call( req
)) &&
458 reply
->read_timeout
!= TIMEOUT_INFINITE
)
459 timeouts
->total
= reply
->read_timeout
/ -10000;
467 if (is_read
) timeouts
->interval
= 0; /* return as soon as we got something */
472 if (timeouts
->total
!= -1) timeouts
->end_time
= NtGetTickCount() + timeouts
->total
;
473 return STATUS_SUCCESS
;
477 /* retrieve the timeout for the next wait, in milliseconds */
478 static inline int get_next_io_timeout( const struct io_timeouts
*timeouts
, ULONG already
)
482 if (timeouts
->total
!= -1)
484 ret
= timeouts
->end_time
- NtGetTickCount();
485 if (ret
< 0) ret
= 0;
487 if (already
&& timeouts
->interval
!= -1)
489 if (ret
== -1 || ret
> timeouts
->interval
) ret
= timeouts
->interval
;
495 /* retrieve the avail_mode flag for async reads */
496 static NTSTATUS
get_io_avail_mode( HANDLE handle
, enum server_fd_type type
, BOOL
*avail_mode
)
498 NTSTATUS status
= STATUS_SUCCESS
;
504 /* GetCommTimeouts */
508 status
= NtDeviceIoControlFile( handle
, NULL
, NULL
, NULL
, &io
,
509 IOCTL_SERIAL_GET_TIMEOUTS
, NULL
, 0, &st
, sizeof(st
) );
511 *avail_mode
= (!st
.ReadTotalTimeoutMultiplier
&&
512 !st
.ReadTotalTimeoutConstant
&&
513 st
.ReadIntervalTimeout
== MAXDWORD
);
516 case FD_TYPE_MAILSLOT
:
530 /******************************************************************************
531 * NtReadFile [NTDLL.@]
532 * ZwReadFile [NTDLL.@]
534 * Read from an open file handle.
537 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
538 * Event [I] Event to signal upon completion (or NULL)
539 * ApcRoutine [I] Callback to call upon completion (or NULL)
540 * ApcContext [I] Context for ApcRoutine (or NULL)
541 * IoStatusBlock [O] Receives information about the operation on return
542 * Buffer [O] Destination for the data read
543 * Length [I] Size of Buffer
544 * ByteOffset [O] Destination for the new file pointer position (or NULL)
545 * Key [O] Function unknown (may be NULL)
548 * Success: 0. IoStatusBlock is updated, and the Information member contains
549 * The number of bytes read.
550 * Failure: An NTSTATUS error code describing the error.
552 NTSTATUS WINAPI
NtReadFile(HANDLE hFile
, HANDLE hEvent
,
553 PIO_APC_ROUTINE apc
, void* apc_user
,
554 PIO_STATUS_BLOCK io_status
, void* buffer
, ULONG length
,
555 PLARGE_INTEGER offset
, PULONG key
)
557 int result
, unix_handle
, needs_close
, timeout_init_done
= 0;
558 unsigned int options
;
559 struct io_timeouts timeouts
;
562 enum server_fd_type type
;
563 ULONG_PTR cvalue
= apc
? 0 : (ULONG_PTR
)apc_user
;
565 TRACE("(%p,%p,%p,%p,%p,%p,0x%08x,%p,%p),partial stub!\n",
566 hFile
,hEvent
,apc
,apc_user
,io_status
,buffer
,length
,offset
,key
);
568 if (!io_status
) return STATUS_ACCESS_VIOLATION
;
570 status
= server_get_unix_fd( hFile
, FILE_READ_DATA
, &unix_handle
,
571 &needs_close
, &type
, &options
);
572 if (status
) return status
;
574 if (type
== FD_TYPE_FILE
&& offset
&& offset
->QuadPart
!= (LONGLONG
)-2 /* FILE_USE_FILE_POINTER_POSITION */ )
576 /* async I/O doesn't make sense on regular files */
577 while ((result
= pread( unix_handle
, buffer
, length
, offset
->QuadPart
)) == -1)
581 status
= FILE_GetNtStatus();
585 if (options
& (FILE_SYNCHRONOUS_IO_ALERT
| FILE_SYNCHRONOUS_IO_NONALERT
))
586 /* update file pointer position */
587 lseek( unix_handle
, offset
->QuadPart
+ result
, SEEK_SET
);
590 status
= total
? STATUS_SUCCESS
: STATUS_END_OF_FILE
;
596 if ((result
= read( unix_handle
, (char *)buffer
+ total
, length
- total
)) >= 0)
599 if (!result
|| total
== length
)
603 status
= STATUS_SUCCESS
;
610 status
= STATUS_END_OF_FILE
;
615 status
= STATUS_PIPE_BROKEN
;
622 if (errno
== EINTR
) continue;
625 status
= FILE_GetNtStatus();
630 if (!(options
& (FILE_SYNCHRONOUS_IO_ALERT
| FILE_SYNCHRONOUS_IO_NONALERT
)))
632 async_fileio_read
*fileio
;
635 if ((status
= get_io_avail_mode( hFile
, type
, &avail_mode
)))
637 if (total
&& avail_mode
)
639 status
= STATUS_SUCCESS
;
643 if (!(fileio
= RtlAllocateHeap(GetProcessHeap(), 0, sizeof(*fileio
))))
645 status
= STATUS_NO_MEMORY
;
648 fileio
->io
.handle
= hFile
;
649 fileio
->io
.apc
= apc
;
650 fileio
->io
.apc_arg
= apc_user
;
651 fileio
->already
= total
;
652 fileio
->count
= length
;
653 fileio
->buffer
= buffer
;
654 fileio
->avail_mode
= avail_mode
;
656 SERVER_START_REQ( register_async
)
659 req
->type
= ASYNC_TYPE_READ
;
661 req
->async
.callback
= FILE_AsyncReadService
;
662 req
->async
.iosb
= io_status
;
663 req
->async
.arg
= fileio
;
664 req
->async
.apc
= fileio_apc
;
665 req
->async
.event
= hEvent
;
666 req
->async
.cvalue
= cvalue
;
667 status
= wine_server_call( req
);
671 if (status
!= STATUS_PENDING
) RtlFreeHeap( GetProcessHeap(), 0, fileio
);
674 else /* synchronous read, wait for the fd to become ready */
679 if (!timeout_init_done
)
681 timeout_init_done
= 1;
682 if ((status
= get_io_timeouts( hFile
, type
, length
, TRUE
, &timeouts
)))
684 if (hEvent
) NtResetEvent( hEvent
, NULL
);
686 timeout
= get_next_io_timeout( &timeouts
, total
);
688 pfd
.fd
= unix_handle
;
691 if (!timeout
|| !(ret
= poll( &pfd
, 1, timeout
)))
693 if (total
) /* return with what we got so far */
694 status
= STATUS_SUCCESS
;
696 status
= (type
== FD_TYPE_MAILSLOT
) ? STATUS_IO_TIMEOUT
: STATUS_TIMEOUT
;
699 if (ret
== -1 && errno
!= EINTR
)
701 status
= FILE_GetNtStatus();
704 /* will now restart the read */
709 if (cvalue
) NTDLL_AddCompletion( hFile
, cvalue
, status
, total
);
712 if (needs_close
) close( unix_handle
);
713 if (status
== STATUS_SUCCESS
)
715 io_status
->u
.Status
= status
;
716 io_status
->Information
= total
;
717 TRACE("= SUCCESS (%u)\n", total
);
718 if (hEvent
) NtSetEvent( hEvent
, NULL
);
719 if (apc
) NtQueueApcThread( GetCurrentThread(), (PNTAPCFUNC
)apc
,
720 (ULONG_PTR
)apc_user
, (ULONG_PTR
)io_status
, 0 );
724 TRACE("= 0x%08x\n", status
);
725 if (status
!= STATUS_PENDING
&& hEvent
) NtResetEvent( hEvent
, NULL
);
731 /******************************************************************************
732 * NtReadFileScatter [NTDLL.@]
733 * ZwReadFileScatter [NTDLL.@]
735 NTSTATUS WINAPI
NtReadFileScatter( HANDLE file
, HANDLE event
, PIO_APC_ROUTINE apc
, void *apc_user
,
736 PIO_STATUS_BLOCK io_status
, FILE_SEGMENT_ELEMENT
*segments
,
737 ULONG length
, PLARGE_INTEGER offset
, PULONG key
)
739 size_t page_size
= getpagesize();
740 int result
, unix_handle
, needs_close
;
741 unsigned int options
;
743 ULONG pos
= 0, total
= 0;
744 enum server_fd_type type
;
745 ULONG_PTR cvalue
= apc
? 0 : (ULONG_PTR
)apc_user
;
747 TRACE( "(%p,%p,%p,%p,%p,%p,0x%08x,%p,%p),partial stub!\n",
748 file
, event
, apc
, apc_user
, io_status
, segments
, length
, offset
, key
);
750 if (length
% page_size
) return STATUS_INVALID_PARAMETER
;
751 if (!io_status
) return STATUS_ACCESS_VIOLATION
;
753 status
= server_get_unix_fd( file
, FILE_READ_DATA
, &unix_handle
,
754 &needs_close
, &type
, &options
);
755 if (status
) return status
;
757 if ((type
!= FD_TYPE_FILE
) ||
758 (options
& (FILE_SYNCHRONOUS_IO_ALERT
| FILE_SYNCHRONOUS_IO_NONALERT
)) ||
759 !(options
& FILE_NO_INTERMEDIATE_BUFFERING
))
761 status
= STATUS_INVALID_PARAMETER
;
767 if (offset
&& offset
->QuadPart
!= (LONGLONG
)-2 /* FILE_USE_FILE_POINTER_POSITION */)
768 result
= pread( unix_handle
, (char *)segments
->Buffer
+ pos
,
769 page_size
- pos
, offset
->QuadPart
+ total
);
771 result
= read( unix_handle
, (char *)segments
->Buffer
+ pos
, page_size
- pos
);
775 if (errno
== EINTR
) continue;
776 status
= FILE_GetNtStatus();
781 status
= STATUS_END_OF_FILE
;
786 if ((pos
+= result
) == page_size
)
793 if (cvalue
) NTDLL_AddCompletion( file
, cvalue
, status
, total
);
796 if (needs_close
) close( unix_handle
);
797 if (status
== STATUS_SUCCESS
)
799 io_status
->u
.Status
= status
;
800 io_status
->Information
= total
;
801 TRACE("= SUCCESS (%u)\n", total
);
802 if (event
) NtSetEvent( event
, NULL
);
803 if (apc
) NtQueueApcThread( GetCurrentThread(), (PNTAPCFUNC
)apc
,
804 (ULONG_PTR
)apc_user
, (ULONG_PTR
)io_status
, 0 );
808 TRACE("= 0x%08x\n", status
);
809 if (status
!= STATUS_PENDING
&& event
) NtResetEvent( event
, NULL
);
815 /***********************************************************************
816 * FILE_AsyncWriteService (INTERNAL)
818 static NTSTATUS
FILE_AsyncWriteService(void *user
, IO_STATUS_BLOCK
*iosb
, NTSTATUS status
, ULONG_PTR
*total
)
820 async_fileio_write
*fileio
= user
;
821 int result
, fd
, needs_close
;
822 enum server_fd_type type
;
827 /* write some data (non-blocking) */
828 if ((status
= server_get_unix_fd( fileio
->io
.handle
, FILE_WRITE_DATA
, &fd
,
829 &needs_close
, &type
, NULL
)))
832 if (!fileio
->count
&& (type
== FD_TYPE_MAILSLOT
|| type
== FD_TYPE_PIPE
|| type
== FD_TYPE_SOCKET
))
833 result
= send( fd
, fileio
->buffer
, 0, 0 );
835 result
= write( fd
, &fileio
->buffer
[fileio
->already
], fileio
->count
- fileio
->already
);
837 if (needs_close
) close( fd
);
841 if (errno
== EAGAIN
|| errno
== EINTR
) status
= STATUS_PENDING
;
842 else status
= FILE_GetNtStatus();
846 fileio
->already
+= result
;
847 status
= (fileio
->already
< fileio
->count
) ? STATUS_PENDING
: STATUS_SUCCESS
;
852 case STATUS_IO_TIMEOUT
:
853 if (fileio
->already
) status
= STATUS_SUCCESS
;
856 if (status
!= STATUS_PENDING
)
858 iosb
->u
.Status
= status
;
859 iosb
->Information
= *total
= fileio
->already
;
864 /******************************************************************************
865 * NtWriteFile [NTDLL.@]
866 * ZwWriteFile [NTDLL.@]
868 * Write to an open file handle.
871 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
872 * Event [I] Event to signal upon completion (or NULL)
873 * ApcRoutine [I] Callback to call upon completion (or NULL)
874 * ApcContext [I] Context for ApcRoutine (or NULL)
875 * IoStatusBlock [O] Receives information about the operation on return
876 * Buffer [I] Source for the data to write
877 * Length [I] Size of Buffer
878 * ByteOffset [O] Destination for the new file pointer position (or NULL)
879 * Key [O] Function unknown (may be NULL)
882 * Success: 0. IoStatusBlock is updated, and the Information member contains
883 * The number of bytes written.
884 * Failure: An NTSTATUS error code describing the error.
886 NTSTATUS WINAPI
NtWriteFile(HANDLE hFile
, HANDLE hEvent
,
887 PIO_APC_ROUTINE apc
, void* apc_user
,
888 PIO_STATUS_BLOCK io_status
,
889 const void* buffer
, ULONG length
,
890 PLARGE_INTEGER offset
, PULONG key
)
892 int result
, unix_handle
, needs_close
, timeout_init_done
= 0;
893 unsigned int options
;
894 struct io_timeouts timeouts
;
897 enum server_fd_type type
;
898 ULONG_PTR cvalue
= apc
? 0 : (ULONG_PTR
)apc_user
;
900 TRACE("(%p,%p,%p,%p,%p,%p,0x%08x,%p,%p)!\n",
901 hFile
,hEvent
,apc
,apc_user
,io_status
,buffer
,length
,offset
,key
);
903 if (!io_status
) return STATUS_ACCESS_VIOLATION
;
905 status
= server_get_unix_fd( hFile
, FILE_WRITE_DATA
, &unix_handle
,
906 &needs_close
, &type
, &options
);
907 if (status
) return status
;
909 if (type
== FD_TYPE_FILE
&& offset
&& offset
->QuadPart
!= (LONGLONG
)-2 /* FILE_USE_FILE_POINTER_POSITION */ )
911 /* async I/O doesn't make sense on regular files */
912 while ((result
= pwrite( unix_handle
, buffer
, length
, offset
->QuadPart
)) == -1)
916 if (errno
== EFAULT
) status
= STATUS_INVALID_USER_BUFFER
;
917 else status
= FILE_GetNtStatus();
922 if (options
& (FILE_SYNCHRONOUS_IO_ALERT
| FILE_SYNCHRONOUS_IO_NONALERT
))
923 /* update file pointer position */
924 lseek( unix_handle
, offset
->QuadPart
+ result
, SEEK_SET
);
927 status
= STATUS_SUCCESS
;
933 /* zero-length writes on sockets may not work with plain write(2) */
934 if (!length
&& (type
== FD_TYPE_MAILSLOT
|| type
== FD_TYPE_PIPE
|| type
== FD_TYPE_SOCKET
))
935 result
= send( unix_handle
, buffer
, 0, 0 );
937 result
= write( unix_handle
, (const char *)buffer
+ total
, length
- total
);
944 status
= STATUS_SUCCESS
;
950 if (errno
== EINTR
) continue;
955 status
= STATUS_INVALID_USER_BUFFER
;
958 status
= FILE_GetNtStatus();
963 if (!(options
& (FILE_SYNCHRONOUS_IO_ALERT
| FILE_SYNCHRONOUS_IO_NONALERT
)))
965 async_fileio_write
*fileio
;
967 if (!(fileio
= RtlAllocateHeap(GetProcessHeap(), 0, sizeof(*fileio
))))
969 status
= STATUS_NO_MEMORY
;
972 fileio
->io
.handle
= hFile
;
973 fileio
->io
.apc
= apc
;
974 fileio
->io
.apc_arg
= apc_user
;
975 fileio
->already
= total
;
976 fileio
->count
= length
;
977 fileio
->buffer
= buffer
;
979 SERVER_START_REQ( register_async
)
982 req
->type
= ASYNC_TYPE_WRITE
;
984 req
->async
.callback
= FILE_AsyncWriteService
;
985 req
->async
.iosb
= io_status
;
986 req
->async
.arg
= fileio
;
987 req
->async
.apc
= fileio_apc
;
988 req
->async
.event
= hEvent
;
989 req
->async
.cvalue
= cvalue
;
990 status
= wine_server_call( req
);
994 if (status
!= STATUS_PENDING
) RtlFreeHeap( GetProcessHeap(), 0, fileio
);
997 else /* synchronous write, wait for the fd to become ready */
1002 if (!timeout_init_done
)
1004 timeout_init_done
= 1;
1005 if ((status
= get_io_timeouts( hFile
, type
, length
, FALSE
, &timeouts
)))
1007 if (hEvent
) NtResetEvent( hEvent
, NULL
);
1009 timeout
= get_next_io_timeout( &timeouts
, total
);
1011 pfd
.fd
= unix_handle
;
1012 pfd
.events
= POLLOUT
;
1014 if (!timeout
|| !(ret
= poll( &pfd
, 1, timeout
)))
1016 /* return with what we got so far */
1017 status
= total
? STATUS_SUCCESS
: STATUS_TIMEOUT
;
1020 if (ret
== -1 && errno
!= EINTR
)
1022 status
= FILE_GetNtStatus();
1025 /* will now restart the write */
1030 if (cvalue
) NTDLL_AddCompletion( hFile
, cvalue
, status
, total
);
1033 if (needs_close
) close( unix_handle
);
1034 if (status
== STATUS_SUCCESS
)
1036 io_status
->u
.Status
= status
;
1037 io_status
->Information
= total
;
1038 TRACE("= SUCCESS (%u)\n", total
);
1039 if (hEvent
) NtSetEvent( hEvent
, NULL
);
1040 if (apc
) NtQueueApcThread( GetCurrentThread(), (PNTAPCFUNC
)apc
,
1041 (ULONG_PTR
)apc_user
, (ULONG_PTR
)io_status
, 0 );
1045 TRACE("= 0x%08x\n", status
);
1046 if (status
!= STATUS_PENDING
&& hEvent
) NtResetEvent( hEvent
, NULL
);
1052 /******************************************************************************
1053 * NtWriteFileGather [NTDLL.@]
1054 * ZwWriteFileGather [NTDLL.@]
1056 NTSTATUS WINAPI
NtWriteFileGather( HANDLE file
, HANDLE event
, PIO_APC_ROUTINE apc
, void *apc_user
,
1057 PIO_STATUS_BLOCK io_status
, FILE_SEGMENT_ELEMENT
*segments
,
1058 ULONG length
, PLARGE_INTEGER offset
, PULONG key
)
1060 size_t page_size
= getpagesize();
1061 int result
, unix_handle
, needs_close
;
1062 unsigned int options
;
1064 ULONG pos
= 0, total
= 0;
1065 enum server_fd_type type
;
1066 ULONG_PTR cvalue
= apc
? 0 : (ULONG_PTR
)apc_user
;
1068 TRACE( "(%p,%p,%p,%p,%p,%p,0x%08x,%p,%p),partial stub!\n",
1069 file
, event
, apc
, apc_user
, io_status
, segments
, length
, offset
, key
);
1071 if (length
% page_size
) return STATUS_INVALID_PARAMETER
;
1072 if (!io_status
) return STATUS_ACCESS_VIOLATION
;
1074 status
= server_get_unix_fd( file
, FILE_WRITE_DATA
, &unix_handle
,
1075 &needs_close
, &type
, &options
);
1076 if (status
) return status
;
1078 if ((type
!= FD_TYPE_FILE
) ||
1079 (options
& (FILE_SYNCHRONOUS_IO_ALERT
| FILE_SYNCHRONOUS_IO_NONALERT
)) ||
1080 !(options
& FILE_NO_INTERMEDIATE_BUFFERING
))
1082 status
= STATUS_INVALID_PARAMETER
;
1088 if (offset
&& offset
->QuadPart
!= (LONGLONG
)-2 /* FILE_USE_FILE_POINTER_POSITION */)
1089 result
= pwrite( unix_handle
, (char *)segments
->Buffer
+ pos
,
1090 page_size
- pos
, offset
->QuadPart
+ total
);
1092 result
= write( unix_handle
, (char *)segments
->Buffer
+ pos
, page_size
- pos
);
1096 if (errno
== EINTR
) continue;
1097 if (errno
== EFAULT
)
1099 status
= STATUS_INVALID_USER_BUFFER
;
1102 status
= FILE_GetNtStatus();
1107 status
= STATUS_DISK_FULL
;
1112 if ((pos
+= result
) == page_size
)
1119 if (cvalue
) NTDLL_AddCompletion( file
, cvalue
, status
, total
);
1122 if (needs_close
) close( unix_handle
);
1123 if (status
== STATUS_SUCCESS
)
1125 io_status
->u
.Status
= status
;
1126 io_status
->Information
= total
;
1127 TRACE("= SUCCESS (%u)\n", total
);
1128 if (event
) NtSetEvent( event
, NULL
);
1129 if (apc
) NtQueueApcThread( GetCurrentThread(), (PNTAPCFUNC
)apc
,
1130 (ULONG_PTR
)apc_user
, (ULONG_PTR
)io_status
, 0 );
1134 TRACE("= 0x%08x\n", status
);
1135 if (status
!= STATUS_PENDING
&& event
) NtResetEvent( event
, NULL
);
1143 HANDLE handle
; /* handle to the device */
1144 void *buffer
; /* buffer for output */
1145 ULONG size
; /* size of buffer */
1146 PIO_APC_ROUTINE apc
; /* user apc params */
1150 /* callback for ioctl async I/O completion */
1151 static NTSTATUS
ioctl_completion( void *arg
, IO_STATUS_BLOCK
*io
, NTSTATUS status
)
1153 struct async_ioctl
*async
= arg
;
1155 if (status
== STATUS_ALERTED
)
1157 SERVER_START_REQ( get_ioctl_result
)
1159 req
->handle
= async
->handle
;
1160 req
->user_arg
= async
;
1161 wine_server_set_reply( req
, async
->buffer
, async
->size
);
1162 if (!(status
= wine_server_call( req
)))
1163 io
->Information
= wine_server_reply_size( reply
);
1167 if (status
!= STATUS_PENDING
) io
->u
.Status
= status
;
1171 /* callback for ioctl user APC */
1172 static void WINAPI
ioctl_apc( void *arg
, IO_STATUS_BLOCK
*io
, ULONG reserved
)
1174 struct async_ioctl
*async
= arg
;
1175 if (async
->apc
) async
->apc( async
->apc_arg
, io
, reserved
);
1176 RtlFreeHeap( GetProcessHeap(), 0, async
);
1179 /* do a ioctl call through the server */
1180 static NTSTATUS
server_ioctl_file( HANDLE handle
, HANDLE event
,
1181 PIO_APC_ROUTINE apc
, PVOID apc_context
,
1182 IO_STATUS_BLOCK
*io
, ULONG code
,
1183 const void *in_buffer
, ULONG in_size
,
1184 PVOID out_buffer
, ULONG out_size
)
1186 struct async_ioctl
*async
;
1190 ULONG_PTR cvalue
= apc
? 0 : (ULONG_PTR
)apc_context
;
1192 if (!(async
= RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*async
) )))
1193 return STATUS_NO_MEMORY
;
1194 async
->handle
= handle
;
1195 async
->buffer
= out_buffer
;
1196 async
->size
= out_size
;
1198 async
->apc_arg
= apc_context
;
1200 SERVER_START_REQ( ioctl
)
1202 req
->handle
= handle
;
1204 req
->async
.callback
= ioctl_completion
;
1205 req
->async
.iosb
= io
;
1206 req
->async
.arg
= async
;
1207 req
->async
.apc
= (apc
|| event
) ? ioctl_apc
: NULL
;
1208 req
->async
.event
= event
;
1209 req
->async
.cvalue
= cvalue
;
1210 wine_server_add_data( req
, in_buffer
, in_size
);
1211 wine_server_set_reply( req
, out_buffer
, out_size
);
1212 if (!(status
= wine_server_call( req
)))
1213 io
->Information
= wine_server_reply_size( reply
);
1214 wait_handle
= reply
->wait
;
1215 options
= reply
->options
;
1219 if (status
== STATUS_NOT_SUPPORTED
)
1220 FIXME("Unsupported ioctl %x (device=%x access=%x func=%x method=%x)\n",
1221 code
, code
>> 16, (code
>> 14) & 3, (code
>> 2) & 0xfff, code
& 3);
1223 if (status
!= STATUS_PENDING
) RtlFreeHeap( GetProcessHeap(), 0, async
);
1227 NtWaitForSingleObject( wait_handle
, (options
& FILE_SYNCHRONOUS_IO_ALERT
), NULL
);
1228 status
= io
->u
.Status
;
1229 NtClose( wait_handle
);
1230 RtlFreeHeap( GetProcessHeap(), 0, async
);
1237 /**************************************************************************
1238 * NtDeviceIoControlFile [NTDLL.@]
1239 * ZwDeviceIoControlFile [NTDLL.@]
1241 * Perform an I/O control operation on an open file handle.
1244 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1245 * event [I] Event to signal upon completion (or NULL)
1246 * apc [I] Callback to call upon completion (or NULL)
1247 * apc_context [I] Context for ApcRoutine (or NULL)
1248 * io [O] Receives information about the operation on return
1249 * code [I] Control code for the operation to perform
1250 * in_buffer [I] Source for any input data required (or NULL)
1251 * in_size [I] Size of InputBuffer
1252 * out_buffer [O] Source for any output data returned (or NULL)
1253 * out_size [I] Size of OutputBuffer
1256 * Success: 0. IoStatusBlock is updated.
1257 * Failure: An NTSTATUS error code describing the error.
1259 NTSTATUS WINAPI
NtDeviceIoControlFile(HANDLE handle
, HANDLE event
,
1260 PIO_APC_ROUTINE apc
, PVOID apc_context
,
1261 PIO_STATUS_BLOCK io
, ULONG code
,
1262 PVOID in_buffer
, ULONG in_size
,
1263 PVOID out_buffer
, ULONG out_size
)
1265 ULONG device
= (code
>> 16);
1266 NTSTATUS status
= STATUS_NOT_SUPPORTED
;
1268 TRACE("(%p,%p,%p,%p,%p,0x%08x,%p,0x%08x,%p,0x%08x)\n",
1269 handle
, event
, apc
, apc_context
, io
, code
,
1270 in_buffer
, in_size
, out_buffer
, out_size
);
1274 case FILE_DEVICE_DISK
:
1275 case FILE_DEVICE_CD_ROM
:
1276 case FILE_DEVICE_DVD
:
1277 case FILE_DEVICE_CONTROLLER
:
1278 case FILE_DEVICE_MASS_STORAGE
:
1279 status
= CDROM_DeviceIoControl(handle
, event
, apc
, apc_context
, io
, code
,
1280 in_buffer
, in_size
, out_buffer
, out_size
);
1282 case FILE_DEVICE_SERIAL_PORT
:
1283 status
= COMM_DeviceIoControl(handle
, event
, apc
, apc_context
, io
, code
,
1284 in_buffer
, in_size
, out_buffer
, out_size
);
1286 case FILE_DEVICE_TAPE
:
1287 status
= TAPE_DeviceIoControl(handle
, event
, apc
, apc_context
, io
, code
,
1288 in_buffer
, in_size
, out_buffer
, out_size
);
1292 if (status
== STATUS_NOT_SUPPORTED
|| status
== STATUS_BAD_DEVICE_TYPE
)
1293 status
= server_ioctl_file( handle
, event
, apc
, apc_context
, io
, code
,
1294 in_buffer
, in_size
, out_buffer
, out_size
);
1296 if (status
!= STATUS_PENDING
) io
->u
.Status
= status
;
1301 /**************************************************************************
1302 * NtFsControlFile [NTDLL.@]
1303 * ZwFsControlFile [NTDLL.@]
1305 * Perform a file system control operation on an open file handle.
1308 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1309 * event [I] Event to signal upon completion (or NULL)
1310 * apc [I] Callback to call upon completion (or NULL)
1311 * apc_context [I] Context for ApcRoutine (or NULL)
1312 * io [O] Receives information about the operation on return
1313 * code [I] Control code for the operation to perform
1314 * in_buffer [I] Source for any input data required (or NULL)
1315 * in_size [I] Size of InputBuffer
1316 * out_buffer [O] Source for any output data returned (or NULL)
1317 * out_size [I] Size of OutputBuffer
1320 * Success: 0. IoStatusBlock is updated.
1321 * Failure: An NTSTATUS error code describing the error.
1323 NTSTATUS WINAPI
NtFsControlFile(HANDLE handle
, HANDLE event
, PIO_APC_ROUTINE apc
,
1324 PVOID apc_context
, PIO_STATUS_BLOCK io
, ULONG code
,
1325 PVOID in_buffer
, ULONG in_size
, PVOID out_buffer
, ULONG out_size
)
1329 TRACE("(%p,%p,%p,%p,%p,0x%08x,%p,0x%08x,%p,0x%08x)\n",
1330 handle
, event
, apc
, apc_context
, io
, code
,
1331 in_buffer
, in_size
, out_buffer
, out_size
);
1333 if (!io
) return STATUS_INVALID_PARAMETER
;
1337 case FSCTL_DISMOUNT_VOLUME
:
1338 status
= server_ioctl_file( handle
, event
, apc
, apc_context
, io
, code
,
1339 in_buffer
, in_size
, out_buffer
, out_size
);
1340 if (!status
) status
= DIR_unmount_device( handle
);
1343 case FSCTL_PIPE_PEEK
:
1345 FILE_PIPE_PEEK_BUFFER
*buffer
= out_buffer
;
1346 int avail
= 0, fd
, needs_close
;
1348 if (out_size
< FIELD_OFFSET( FILE_PIPE_PEEK_BUFFER
, Data
))
1350 status
= STATUS_INFO_LENGTH_MISMATCH
;
1354 if ((status
= server_get_unix_fd( handle
, FILE_READ_DATA
, &fd
, &needs_close
, NULL
, NULL
)))
1358 if (ioctl( fd
, FIONREAD
, &avail
) != 0)
1360 TRACE("FIONREAD failed reason: %s\n",strerror(errno
));
1361 if (needs_close
) close( fd
);
1362 status
= FILE_GetNtStatus();
1366 if (!avail
) /* check for closed pipe */
1368 struct pollfd pollfd
;
1372 pollfd
.events
= POLLIN
;
1374 ret
= poll( &pollfd
, 1, 0 );
1375 if (ret
== -1 || (ret
== 1 && (pollfd
.revents
& (POLLHUP
|POLLERR
))))
1377 if (needs_close
) close( fd
);
1378 status
= STATUS_PIPE_BROKEN
;
1382 buffer
->NamedPipeState
= 0; /* FIXME */
1383 buffer
->ReadDataAvailable
= avail
;
1384 buffer
->NumberOfMessages
= 0; /* FIXME */
1385 buffer
->MessageLength
= 0; /* FIXME */
1386 io
->Information
= FIELD_OFFSET( FILE_PIPE_PEEK_BUFFER
, Data
);
1387 status
= STATUS_SUCCESS
;
1390 ULONG data_size
= out_size
- FIELD_OFFSET( FILE_PIPE_PEEK_BUFFER
, Data
);
1393 int res
= recv( fd
, buffer
->Data
, data_size
, MSG_PEEK
);
1394 if (res
>= 0) io
->Information
+= res
;
1397 if (needs_close
) close( fd
);
1401 case FSCTL_PIPE_DISCONNECT
:
1402 status
= server_ioctl_file( handle
, event
, apc
, apc_context
, io
, code
,
1403 in_buffer
, in_size
, out_buffer
, out_size
);
1406 int fd
= server_remove_fd_from_cache( handle
);
1407 if (fd
!= -1) close( fd
);
1411 case FSCTL_PIPE_IMPERSONATE
:
1412 FIXME("FSCTL_PIPE_IMPERSONATE: impersonating self\n");
1413 status
= RtlImpersonateSelf( SecurityImpersonation
);
1416 case FSCTL_LOCK_VOLUME
:
1417 case FSCTL_UNLOCK_VOLUME
:
1418 FIXME("stub! return success - Unsupported fsctl %x (device=%x access=%x func=%x method=%x)\n",
1419 code
, code
>> 16, (code
>> 14) & 3, (code
>> 2) & 0xfff, code
& 3);
1420 status
= STATUS_SUCCESS
;
1423 case FSCTL_PIPE_LISTEN
:
1424 case FSCTL_PIPE_WAIT
:
1426 status
= server_ioctl_file( handle
, event
, apc
, apc_context
, io
, code
,
1427 in_buffer
, in_size
, out_buffer
, out_size
);
1431 if (status
!= STATUS_PENDING
) io
->u
.Status
= status
;
1435 /******************************************************************************
1436 * NtSetVolumeInformationFile [NTDLL.@]
1437 * ZwSetVolumeInformationFile [NTDLL.@]
1439 * Set volume information for an open file handle.
1442 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1443 * IoStatusBlock [O] Receives information about the operation on return
1444 * FsInformation [I] Source for volume information
1445 * Length [I] Size of FsInformation
1446 * FsInformationClass [I] Type of volume information to set
1449 * Success: 0. IoStatusBlock is updated.
1450 * Failure: An NTSTATUS error code describing the error.
1452 NTSTATUS WINAPI
NtSetVolumeInformationFile(
1453 IN HANDLE FileHandle
,
1454 PIO_STATUS_BLOCK IoStatusBlock
,
1455 PVOID FsInformation
,
1457 FS_INFORMATION_CLASS FsInformationClass
)
1459 FIXME("(%p,%p,%p,0x%08x,0x%08x) stub\n",
1460 FileHandle
,IoStatusBlock
,FsInformation
,Length
,FsInformationClass
);
1464 /******************************************************************************
1465 * NtQueryInformationFile [NTDLL.@]
1466 * ZwQueryInformationFile [NTDLL.@]
1468 * Get information about an open file handle.
1471 * hFile [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1472 * io [O] Receives information about the operation on return
1473 * ptr [O] Destination for file information
1474 * len [I] Size of FileInformation
1475 * class [I] Type of file information to get
1478 * Success: 0. IoStatusBlock and FileInformation are updated.
1479 * Failure: An NTSTATUS error code describing the error.
1481 NTSTATUS WINAPI
NtQueryInformationFile( HANDLE hFile
, PIO_STATUS_BLOCK io
,
1482 PVOID ptr
, LONG len
, FILE_INFORMATION_CLASS
class )
1484 static const size_t info_sizes
[] =
1487 sizeof(FILE_DIRECTORY_INFORMATION
), /* FileDirectoryInformation */
1488 sizeof(FILE_FULL_DIRECTORY_INFORMATION
), /* FileFullDirectoryInformation */
1489 sizeof(FILE_BOTH_DIRECTORY_INFORMATION
), /* FileBothDirectoryInformation */
1490 sizeof(FILE_BASIC_INFORMATION
), /* FileBasicInformation */
1491 sizeof(FILE_STANDARD_INFORMATION
), /* FileStandardInformation */
1492 sizeof(FILE_INTERNAL_INFORMATION
), /* FileInternalInformation */
1493 sizeof(FILE_EA_INFORMATION
), /* FileEaInformation */
1494 sizeof(FILE_ACCESS_INFORMATION
), /* FileAccessInformation */
1495 sizeof(FILE_NAME_INFORMATION
)-sizeof(WCHAR
), /* FileNameInformation */
1496 sizeof(FILE_RENAME_INFORMATION
)-sizeof(WCHAR
), /* FileRenameInformation */
1497 0, /* FileLinkInformation */
1498 sizeof(FILE_NAMES_INFORMATION
)-sizeof(WCHAR
), /* FileNamesInformation */
1499 sizeof(FILE_DISPOSITION_INFORMATION
), /* FileDispositionInformation */
1500 sizeof(FILE_POSITION_INFORMATION
), /* FilePositionInformation */
1501 sizeof(FILE_FULL_EA_INFORMATION
), /* FileFullEaInformation */
1502 sizeof(FILE_MODE_INFORMATION
), /* FileModeInformation */
1503 sizeof(FILE_ALIGNMENT_INFORMATION
), /* FileAlignmentInformation */
1504 sizeof(FILE_ALL_INFORMATION
)-sizeof(WCHAR
), /* FileAllInformation */
1505 sizeof(FILE_ALLOCATION_INFORMATION
), /* FileAllocationInformation */
1506 sizeof(FILE_END_OF_FILE_INFORMATION
), /* FileEndOfFileInformation */
1507 0, /* FileAlternateNameInformation */
1508 sizeof(FILE_STREAM_INFORMATION
)-sizeof(WCHAR
), /* FileStreamInformation */
1509 0, /* FilePipeInformation */
1510 sizeof(FILE_PIPE_LOCAL_INFORMATION
), /* FilePipeLocalInformation */
1511 0, /* FilePipeRemoteInformation */
1512 sizeof(FILE_MAILSLOT_QUERY_INFORMATION
), /* FileMailslotQueryInformation */
1513 0, /* FileMailslotSetInformation */
1514 0, /* FileCompressionInformation */
1515 0, /* FileObjectIdInformation */
1516 0, /* FileCompletionInformation */
1517 0, /* FileMoveClusterInformation */
1518 0, /* FileQuotaInformation */
1519 0, /* FileReparsePointInformation */
1520 0, /* FileNetworkOpenInformation */
1521 0, /* FileAttributeTagInformation */
1522 0 /* FileTrackingInformation */
1526 int fd
, needs_close
= FALSE
;
1528 TRACE("(%p,%p,%p,0x%08x,0x%08x)\n", hFile
, io
, ptr
, len
, class);
1530 io
->Information
= 0;
1532 if (class <= 0 || class >= FileMaximumInformation
)
1533 return io
->u
.Status
= STATUS_INVALID_INFO_CLASS
;
1534 if (!info_sizes
[class])
1536 FIXME("Unsupported class (%d)\n", class);
1537 return io
->u
.Status
= STATUS_NOT_IMPLEMENTED
;
1539 if (len
< info_sizes
[class])
1540 return io
->u
.Status
= STATUS_INFO_LENGTH_MISMATCH
;
1542 if (class != FilePipeLocalInformation
)
1544 if ((io
->u
.Status
= server_get_unix_fd( hFile
, 0, &fd
, &needs_close
, NULL
, NULL
)))
1545 return io
->u
.Status
;
1550 case FileBasicInformation
:
1552 FILE_BASIC_INFORMATION
*info
= ptr
;
1554 if (fstat( fd
, &st
) == -1)
1555 io
->u
.Status
= FILE_GetNtStatus();
1556 else if (!S_ISREG(st
.st_mode
) && !S_ISDIR(st
.st_mode
))
1557 io
->u
.Status
= STATUS_INVALID_INFO_CLASS
;
1560 if (S_ISDIR(st
.st_mode
)) info
->FileAttributes
= FILE_ATTRIBUTE_DIRECTORY
;
1561 else info
->FileAttributes
= FILE_ATTRIBUTE_ARCHIVE
;
1562 if (!(st
.st_mode
& (S_IWUSR
| S_IWGRP
| S_IWOTH
)))
1563 info
->FileAttributes
|= FILE_ATTRIBUTE_READONLY
;
1564 RtlSecondsSince1970ToTime( st
.st_mtime
, &info
->CreationTime
);
1565 RtlSecondsSince1970ToTime( st
.st_mtime
, &info
->LastWriteTime
);
1566 RtlSecondsSince1970ToTime( st
.st_ctime
, &info
->ChangeTime
);
1567 RtlSecondsSince1970ToTime( st
.st_atime
, &info
->LastAccessTime
);
1571 case FileStandardInformation
:
1573 FILE_STANDARD_INFORMATION
*info
= ptr
;
1575 if (fstat( fd
, &st
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1578 if ((info
->Directory
= S_ISDIR(st
.st_mode
)))
1580 info
->AllocationSize
.QuadPart
= 0;
1581 info
->EndOfFile
.QuadPart
= 0;
1582 info
->NumberOfLinks
= 1;
1583 info
->DeletePending
= FALSE
;
1587 info
->AllocationSize
.QuadPart
= (ULONGLONG
)st
.st_blocks
* 512;
1588 info
->EndOfFile
.QuadPart
= st
.st_size
;
1589 info
->NumberOfLinks
= st
.st_nlink
;
1590 info
->DeletePending
= FALSE
; /* FIXME */
1595 case FilePositionInformation
:
1597 FILE_POSITION_INFORMATION
*info
= ptr
;
1598 off_t res
= lseek( fd
, 0, SEEK_CUR
);
1599 if (res
== (off_t
)-1) io
->u
.Status
= FILE_GetNtStatus();
1600 else info
->CurrentByteOffset
.QuadPart
= res
;
1603 case FileInternalInformation
:
1605 FILE_INTERNAL_INFORMATION
*info
= ptr
;
1607 if (fstat( fd
, &st
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1608 else info
->IndexNumber
.QuadPart
= st
.st_ino
;
1611 case FileEaInformation
:
1613 FILE_EA_INFORMATION
*info
= ptr
;
1617 case FileEndOfFileInformation
:
1619 FILE_END_OF_FILE_INFORMATION
*info
= ptr
;
1621 if (fstat( fd
, &st
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1622 else info
->EndOfFile
.QuadPart
= S_ISDIR(st
.st_mode
) ? 0 : st
.st_size
;
1625 case FileAllInformation
:
1627 FILE_ALL_INFORMATION
*info
= ptr
;
1629 if (fstat( fd
, &st
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1630 else if (!S_ISREG(st
.st_mode
) && !S_ISDIR(st
.st_mode
))
1631 io
->u
.Status
= STATUS_INVALID_INFO_CLASS
;
1634 if ((info
->StandardInformation
.Directory
= S_ISDIR(st
.st_mode
)))
1636 info
->BasicInformation
.FileAttributes
= FILE_ATTRIBUTE_DIRECTORY
;
1637 info
->StandardInformation
.AllocationSize
.QuadPart
= 0;
1638 info
->StandardInformation
.EndOfFile
.QuadPart
= 0;
1639 info
->StandardInformation
.NumberOfLinks
= 1;
1640 info
->StandardInformation
.DeletePending
= FALSE
;
1644 info
->BasicInformation
.FileAttributes
= FILE_ATTRIBUTE_ARCHIVE
;
1645 info
->StandardInformation
.AllocationSize
.QuadPart
= (ULONGLONG
)st
.st_blocks
* 512;
1646 info
->StandardInformation
.EndOfFile
.QuadPart
= st
.st_size
;
1647 info
->StandardInformation
.NumberOfLinks
= st
.st_nlink
;
1648 info
->StandardInformation
.DeletePending
= FALSE
; /* FIXME */
1650 if (!(st
.st_mode
& (S_IWUSR
| S_IWGRP
| S_IWOTH
)))
1651 info
->BasicInformation
.FileAttributes
|= FILE_ATTRIBUTE_READONLY
;
1652 RtlSecondsSince1970ToTime( st
.st_mtime
, &info
->BasicInformation
.CreationTime
);
1653 RtlSecondsSince1970ToTime( st
.st_mtime
, &info
->BasicInformation
.LastWriteTime
);
1654 RtlSecondsSince1970ToTime( st
.st_ctime
, &info
->BasicInformation
.ChangeTime
);
1655 RtlSecondsSince1970ToTime( st
.st_atime
, &info
->BasicInformation
.LastAccessTime
);
1656 info
->InternalInformation
.IndexNumber
.QuadPart
= st
.st_ino
;
1657 info
->EaInformation
.EaSize
= 0;
1658 info
->AccessInformation
.AccessFlags
= 0; /* FIXME */
1659 info
->PositionInformation
.CurrentByteOffset
.QuadPart
= lseek( fd
, 0, SEEK_CUR
);
1660 info
->ModeInformation
.Mode
= 0; /* FIXME */
1661 info
->AlignmentInformation
.AlignmentRequirement
= 1; /* FIXME */
1662 info
->NameInformation
.FileNameLength
= 0;
1663 io
->Information
= sizeof(*info
) - sizeof(WCHAR
);
1667 case FileMailslotQueryInformation
:
1669 FILE_MAILSLOT_QUERY_INFORMATION
*info
= ptr
;
1671 SERVER_START_REQ( set_mailslot_info
)
1673 req
->handle
= hFile
;
1675 io
->u
.Status
= wine_server_call( req
);
1676 if( io
->u
.Status
== STATUS_SUCCESS
)
1678 info
->MaximumMessageSize
= reply
->max_msgsize
;
1679 info
->MailslotQuota
= 0;
1680 info
->NextMessageSize
= 0;
1681 info
->MessagesAvailable
= 0;
1682 info
->ReadTimeout
.QuadPart
= reply
->read_timeout
;
1689 ULONG size
= info
->MaximumMessageSize
? info
->MaximumMessageSize
: 0x10000;
1690 if (size
> 0x10000) size
= 0x10000;
1691 if ((tmpbuf
= RtlAllocateHeap( GetProcessHeap(), 0, size
)))
1693 int fd
, needs_close
;
1694 if (!server_get_unix_fd( hFile
, FILE_READ_DATA
, &fd
, &needs_close
, NULL
, NULL
))
1696 int res
= recv( fd
, tmpbuf
, size
, MSG_PEEK
);
1697 info
->MessagesAvailable
= (res
> 0);
1698 info
->NextMessageSize
= (res
>= 0) ? res
: MAILSLOT_NO_MESSAGE
;
1699 if (needs_close
) close( fd
);
1701 RtlFreeHeap( GetProcessHeap(), 0, tmpbuf
);
1706 case FilePipeLocalInformation
:
1708 FILE_PIPE_LOCAL_INFORMATION
* pli
= ptr
;
1710 SERVER_START_REQ( get_named_pipe_info
)
1712 req
->handle
= hFile
;
1713 if (!(io
->u
.Status
= wine_server_call( req
)))
1715 pli
->NamedPipeType
= (reply
->flags
& NAMED_PIPE_MESSAGE_STREAM_WRITE
) ?
1716 FILE_PIPE_TYPE_MESSAGE
: FILE_PIPE_TYPE_BYTE
;
1717 pli
->NamedPipeConfiguration
= 0; /* FIXME */
1718 pli
->MaximumInstances
= reply
->maxinstances
;
1719 pli
->CurrentInstances
= reply
->instances
;
1720 pli
->InboundQuota
= reply
->insize
;
1721 pli
->ReadDataAvailable
= 0; /* FIXME */
1722 pli
->OutboundQuota
= reply
->outsize
;
1723 pli
->WriteQuotaAvailable
= 0; /* FIXME */
1724 pli
->NamedPipeState
= 0; /* FIXME */
1725 pli
->NamedPipeEnd
= (reply
->flags
& NAMED_PIPE_SERVER_END
) ?
1726 FILE_PIPE_SERVER_END
: FILE_PIPE_CLIENT_END
;
1733 FIXME("Unsupported class (%d)\n", class);
1734 io
->u
.Status
= STATUS_NOT_IMPLEMENTED
;
1737 if (needs_close
) close( fd
);
1738 if (io
->u
.Status
== STATUS_SUCCESS
&& !io
->Information
) io
->Information
= info_sizes
[class];
1739 return io
->u
.Status
;
1742 /******************************************************************************
1743 * NtSetInformationFile [NTDLL.@]
1744 * ZwSetInformationFile [NTDLL.@]
1746 * Set information about an open file handle.
1749 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
1750 * io [O] Receives information about the operation on return
1751 * ptr [I] Source for file information
1752 * len [I] Size of FileInformation
1753 * class [I] Type of file information to set
1756 * Success: 0. io is updated.
1757 * Failure: An NTSTATUS error code describing the error.
1759 NTSTATUS WINAPI
NtSetInformationFile(HANDLE handle
, PIO_STATUS_BLOCK io
,
1760 PVOID ptr
, ULONG len
, FILE_INFORMATION_CLASS
class)
1762 int fd
, needs_close
;
1764 TRACE("(%p,%p,%p,0x%08x,0x%08x)\n", handle
, io
, ptr
, len
, class);
1766 io
->u
.Status
= STATUS_SUCCESS
;
1769 case FileBasicInformation
:
1770 if (len
>= sizeof(FILE_BASIC_INFORMATION
))
1773 const FILE_BASIC_INFORMATION
*info
= ptr
;
1775 if ((io
->u
.Status
= server_get_unix_fd( handle
, 0, &fd
, &needs_close
, NULL
, NULL
)))
1776 return io
->u
.Status
;
1778 if (info
->LastAccessTime
.QuadPart
|| info
->LastWriteTime
.QuadPart
)
1780 ULONGLONG sec
, nsec
;
1781 struct timeval tv
[2];
1783 if (!info
->LastAccessTime
.QuadPart
|| !info
->LastWriteTime
.QuadPart
)
1786 tv
[0].tv_sec
= tv
[0].tv_usec
= 0;
1787 tv
[1].tv_sec
= tv
[1].tv_usec
= 0;
1788 if (!fstat( fd
, &st
))
1790 tv
[0].tv_sec
= st
.st_atime
;
1791 tv
[1].tv_sec
= st
.st_mtime
;
1794 if (info
->LastAccessTime
.QuadPart
)
1796 sec
= RtlLargeIntegerDivide( info
->LastAccessTime
.QuadPart
, 10000000, &nsec
);
1797 tv
[0].tv_sec
= sec
- SECS_1601_TO_1970
;
1798 tv
[0].tv_usec
= (UINT
)nsec
/ 10;
1800 if (info
->LastWriteTime
.QuadPart
)
1802 sec
= RtlLargeIntegerDivide( info
->LastWriteTime
.QuadPart
, 10000000, &nsec
);
1803 tv
[1].tv_sec
= sec
- SECS_1601_TO_1970
;
1804 tv
[1].tv_usec
= (UINT
)nsec
/ 10;
1806 if (futimes( fd
, tv
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1809 if (io
->u
.Status
== STATUS_SUCCESS
&& info
->FileAttributes
)
1811 if (fstat( fd
, &st
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1814 if (info
->FileAttributes
& FILE_ATTRIBUTE_READONLY
)
1816 if (S_ISDIR( st
.st_mode
))
1817 WARN("FILE_ATTRIBUTE_READONLY ignored for directory.\n");
1819 st
.st_mode
&= ~0222; /* clear write permission bits */
1823 /* add write permission only where we already have read permission */
1824 st
.st_mode
|= (0600 | ((st
.st_mode
& 044) >> 1)) & (~FILE_umask
);
1826 if (fchmod( fd
, st
.st_mode
) == -1) io
->u
.Status
= FILE_GetNtStatus();
1830 if (needs_close
) close( fd
);
1832 else io
->u
.Status
= STATUS_INVALID_PARAMETER_3
;
1835 case FilePositionInformation
:
1836 if (len
>= sizeof(FILE_POSITION_INFORMATION
))
1838 const FILE_POSITION_INFORMATION
*info
= ptr
;
1840 if ((io
->u
.Status
= server_get_unix_fd( handle
, 0, &fd
, &needs_close
, NULL
, NULL
)))
1841 return io
->u
.Status
;
1843 if (lseek( fd
, info
->CurrentByteOffset
.QuadPart
, SEEK_SET
) == (off_t
)-1)
1844 io
->u
.Status
= FILE_GetNtStatus();
1846 if (needs_close
) close( fd
);
1848 else io
->u
.Status
= STATUS_INVALID_PARAMETER_3
;
1851 case FileEndOfFileInformation
:
1852 if (len
>= sizeof(FILE_END_OF_FILE_INFORMATION
))
1855 const FILE_END_OF_FILE_INFORMATION
*info
= ptr
;
1857 if ((io
->u
.Status
= server_get_unix_fd( handle
, 0, &fd
, &needs_close
, NULL
, NULL
)))
1858 return io
->u
.Status
;
1860 /* first try normal truncate */
1861 if (ftruncate( fd
, (off_t
)info
->EndOfFile
.QuadPart
) != -1) break;
1863 /* now check for the need to extend the file */
1864 if (fstat( fd
, &st
) != -1 && (off_t
)info
->EndOfFile
.QuadPart
> st
.st_size
)
1866 static const char zero
;
1868 /* extend the file one byte beyond the requested size and then truncate it */
1869 /* this should work around ftruncate implementations that can't extend files */
1870 if (pwrite( fd
, &zero
, 1, (off_t
)info
->EndOfFile
.QuadPart
) != -1 &&
1871 ftruncate( fd
, (off_t
)info
->EndOfFile
.QuadPart
) != -1) break;
1873 io
->u
.Status
= FILE_GetNtStatus();
1875 if (needs_close
) close( fd
);
1877 else io
->u
.Status
= STATUS_INVALID_PARAMETER_3
;
1880 case FileMailslotSetInformation
:
1882 FILE_MAILSLOT_SET_INFORMATION
*info
= ptr
;
1884 SERVER_START_REQ( set_mailslot_info
)
1886 req
->handle
= handle
;
1887 req
->flags
= MAILSLOT_SET_READ_TIMEOUT
;
1888 req
->read_timeout
= info
->ReadTimeout
.QuadPart
;
1889 io
->u
.Status
= wine_server_call( req
);
1895 case FileCompletionInformation
:
1896 if (len
>= sizeof(FILE_COMPLETION_INFORMATION
))
1898 FILE_COMPLETION_INFORMATION
*info
= (FILE_COMPLETION_INFORMATION
*)ptr
;
1900 SERVER_START_REQ( set_completion_info
)
1902 req
->handle
= handle
;
1903 req
->chandle
= info
->CompletionPort
;
1904 req
->ckey
= info
->CompletionKey
;
1905 io
->u
.Status
= wine_server_call( req
);
1909 io
->u
.Status
= STATUS_INVALID_PARAMETER_3
;
1913 FIXME("Unsupported class (%d)\n", class);
1914 io
->u
.Status
= STATUS_NOT_IMPLEMENTED
;
1917 io
->Information
= 0;
1918 return io
->u
.Status
;
1922 /******************************************************************************
1923 * NtQueryFullAttributesFile (NTDLL.@)
1925 NTSTATUS WINAPI
NtQueryFullAttributesFile( const OBJECT_ATTRIBUTES
*attr
,
1926 FILE_NETWORK_OPEN_INFORMATION
*info
)
1928 ANSI_STRING unix_name
;
1931 if (!(status
= wine_nt_to_unix_file_name( attr
->ObjectName
, &unix_name
, FILE_OPEN
,
1932 !(attr
->Attributes
& OBJ_CASE_INSENSITIVE
) )))
1936 if (stat( unix_name
.Buffer
, &st
) == -1)
1937 status
= FILE_GetNtStatus();
1938 else if (!S_ISREG(st
.st_mode
) && !S_ISDIR(st
.st_mode
))
1939 status
= STATUS_INVALID_INFO_CLASS
;
1942 if (S_ISDIR(st
.st_mode
))
1944 info
->FileAttributes
= FILE_ATTRIBUTE_DIRECTORY
;
1945 info
->AllocationSize
.QuadPart
= 0;
1946 info
->EndOfFile
.QuadPart
= 0;
1950 info
->FileAttributes
= FILE_ATTRIBUTE_ARCHIVE
;
1951 info
->AllocationSize
.QuadPart
= (ULONGLONG
)st
.st_blocks
* 512;
1952 info
->EndOfFile
.QuadPart
= st
.st_size
;
1954 if (!(st
.st_mode
& (S_IWUSR
| S_IWGRP
| S_IWOTH
)))
1955 info
->FileAttributes
|= FILE_ATTRIBUTE_READONLY
;
1956 RtlSecondsSince1970ToTime( st
.st_mtime
, &info
->CreationTime
);
1957 RtlSecondsSince1970ToTime( st
.st_mtime
, &info
->LastWriteTime
);
1958 RtlSecondsSince1970ToTime( st
.st_ctime
, &info
->ChangeTime
);
1959 RtlSecondsSince1970ToTime( st
.st_atime
, &info
->LastAccessTime
);
1960 if (DIR_is_hidden_file( attr
->ObjectName
))
1961 info
->FileAttributes
|= FILE_ATTRIBUTE_HIDDEN
;
1963 RtlFreeAnsiString( &unix_name
);
1965 else WARN("%s not found (%x)\n", debugstr_us(attr
->ObjectName
), status
);
1970 /******************************************************************************
1971 * NtQueryAttributesFile (NTDLL.@)
1972 * ZwQueryAttributesFile (NTDLL.@)
1974 NTSTATUS WINAPI
NtQueryAttributesFile( const OBJECT_ATTRIBUTES
*attr
, FILE_BASIC_INFORMATION
*info
)
1976 FILE_NETWORK_OPEN_INFORMATION full_info
;
1979 if (!(status
= NtQueryFullAttributesFile( attr
, &full_info
)))
1981 info
->CreationTime
.QuadPart
= full_info
.CreationTime
.QuadPart
;
1982 info
->LastAccessTime
.QuadPart
= full_info
.LastAccessTime
.QuadPart
;
1983 info
->LastWriteTime
.QuadPart
= full_info
.LastWriteTime
.QuadPart
;
1984 info
->ChangeTime
.QuadPart
= full_info
.ChangeTime
.QuadPart
;
1985 info
->FileAttributes
= full_info
.FileAttributes
;
1991 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__APPLE__)
1992 /* helper for FILE_GetDeviceInfo to hide some platform differences in fstatfs */
1993 static inline void get_device_info_fstatfs( FILE_FS_DEVICE_INFORMATION
*info
, const char *fstypename
,
1994 unsigned int flags
)
1996 if (!strcmp("cd9660", fstypename
) || !strcmp("udf", fstypename
))
1998 info
->DeviceType
= FILE_DEVICE_CD_ROM_FILE_SYSTEM
;
1999 /* Don't assume read-only, let the mount options set it below */
2000 info
->Characteristics
|= FILE_REMOVABLE_MEDIA
;
2002 else if (!strcmp("nfs", fstypename
) || !strcmp("nwfs", fstypename
) ||
2003 !strcmp("smbfs", fstypename
) || !strcmp("afpfs", fstypename
))
2005 info
->DeviceType
= FILE_DEVICE_NETWORK_FILE_SYSTEM
;
2006 info
->Characteristics
|= FILE_REMOTE_DEVICE
;
2008 else if (!strcmp("procfs", fstypename
))
2009 info
->DeviceType
= FILE_DEVICE_VIRTUAL_DISK
;
2011 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
2013 if (flags
& MNT_RDONLY
)
2014 info
->Characteristics
|= FILE_READ_ONLY_DEVICE
;
2016 if (!(flags
& MNT_LOCAL
))
2018 info
->DeviceType
= FILE_DEVICE_NETWORK_FILE_SYSTEM
;
2019 info
->Characteristics
|= FILE_REMOTE_DEVICE
;
2024 static inline int is_device_placeholder( int fd
)
2026 static const char wine_placeholder
[] = "Wine device placeholder";
2027 char buffer
[sizeof(wine_placeholder
)-1];
2029 if (pread( fd
, buffer
, sizeof(wine_placeholder
) - 1, 0 ) != sizeof(wine_placeholder
) - 1)
2031 return !memcmp( buffer
, wine_placeholder
, sizeof(wine_placeholder
) - 1 );
2034 /******************************************************************************
2037 * Implementation of the FileFsDeviceInformation query for NtQueryVolumeInformationFile.
2039 static NTSTATUS
get_device_info( int fd
, FILE_FS_DEVICE_INFORMATION
*info
)
2043 info
->Characteristics
= 0;
2044 if (fstat( fd
, &st
) < 0) return FILE_GetNtStatus();
2045 if (S_ISCHR( st
.st_mode
))
2047 info
->DeviceType
= FILE_DEVICE_UNKNOWN
;
2049 switch(major(st
.st_rdev
))
2052 info
->DeviceType
= FILE_DEVICE_NULL
;
2055 info
->DeviceType
= FILE_DEVICE_SERIAL_PORT
;
2058 info
->DeviceType
= FILE_DEVICE_PARALLEL_PORT
;
2060 case SCSI_TAPE_MAJOR
:
2061 info
->DeviceType
= FILE_DEVICE_TAPE
;
2066 else if (S_ISBLK( st
.st_mode
))
2068 info
->DeviceType
= FILE_DEVICE_DISK
;
2070 else if (S_ISFIFO( st
.st_mode
) || S_ISSOCK( st
.st_mode
))
2072 info
->DeviceType
= FILE_DEVICE_NAMED_PIPE
;
2074 else if (is_device_placeholder( fd
))
2076 info
->DeviceType
= FILE_DEVICE_DISK
;
2078 else /* regular file or directory */
2080 #if defined(linux) && defined(HAVE_FSTATFS)
2083 /* check for floppy disk */
2084 if (major(st
.st_dev
) == FLOPPY_MAJOR
)
2085 info
->Characteristics
|= FILE_REMOVABLE_MEDIA
;
2087 if (fstatfs( fd
, &stfs
) < 0) stfs
.f_type
= 0;
2088 switch (stfs
.f_type
)
2090 case 0x9660: /* iso9660 */
2091 case 0x9fa1: /* supermount */
2092 case 0x15013346: /* udf */
2093 info
->DeviceType
= FILE_DEVICE_CD_ROM_FILE_SYSTEM
;
2094 info
->Characteristics
|= FILE_REMOVABLE_MEDIA
|FILE_READ_ONLY_DEVICE
;
2096 case 0x6969: /* nfs */
2097 case 0x517B: /* smbfs */
2098 case 0x564c: /* ncpfs */
2099 info
->DeviceType
= FILE_DEVICE_NETWORK_FILE_SYSTEM
;
2100 info
->Characteristics
|= FILE_REMOTE_DEVICE
;
2102 case 0x01021994: /* tmpfs */
2103 case 0x28cd3d45: /* cramfs */
2104 case 0x1373: /* devfs */
2105 case 0x9fa0: /* procfs */
2106 info
->DeviceType
= FILE_DEVICE_VIRTUAL_DISK
;
2109 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
2112 #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__APPLE__)
2115 if (fstatfs( fd
, &stfs
) < 0)
2116 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
2118 get_device_info_fstatfs( info
, stfs
.f_fstypename
, stfs
.f_flags
);
2119 #elif defined(__NetBSD__)
2120 struct statvfs stfs
;
2122 if (fstatvfs( fd
, &stfs
) < 0)
2123 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
2125 get_device_info_fstatfs( info
, stfs
.f_fstypename
, stfs
.f_flag
);
2127 /* Use dkio to work out device types */
2129 # include <sys/dkio.h>
2130 # include <sys/vtoc.h>
2131 struct dk_cinfo dkinf
;
2132 int retval
= ioctl(fd
, DKIOCINFO
, &dkinf
);
2134 WARN("Unable to get disk device type information - assuming a disk like device\n");
2135 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
2137 switch (dkinf
.dki_ctype
)
2140 info
->DeviceType
= FILE_DEVICE_CD_ROM_FILE_SYSTEM
;
2141 info
->Characteristics
|= FILE_REMOVABLE_MEDIA
|FILE_READ_ONLY_DEVICE
;
2145 case DKC_INTEL82072
:
2146 case DKC_INTEL82077
:
2147 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
2148 info
->Characteristics
|= FILE_REMOVABLE_MEDIA
;
2151 info
->DeviceType
= FILE_DEVICE_VIRTUAL_DISK
;
2154 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
2159 if (!warned
++) FIXME( "device info not properly supported on this platform\n" );
2160 info
->DeviceType
= FILE_DEVICE_DISK_FILE_SYSTEM
;
2162 info
->Characteristics
|= FILE_DEVICE_IS_MOUNTED
;
2164 return STATUS_SUCCESS
;
2168 /******************************************************************************
2169 * NtQueryVolumeInformationFile [NTDLL.@]
2170 * ZwQueryVolumeInformationFile [NTDLL.@]
2172 * Get volume information for an open file handle.
2175 * handle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
2176 * io [O] Receives information about the operation on return
2177 * buffer [O] Destination for volume information
2178 * length [I] Size of FsInformation
2179 * info_class [I] Type of volume information to set
2182 * Success: 0. io and buffer are updated.
2183 * Failure: An NTSTATUS error code describing the error.
2185 NTSTATUS WINAPI
NtQueryVolumeInformationFile( HANDLE handle
, PIO_STATUS_BLOCK io
,
2186 PVOID buffer
, ULONG length
,
2187 FS_INFORMATION_CLASS info_class
)
2189 int fd
, needs_close
;
2192 if ((io
->u
.Status
= server_get_unix_fd( handle
, 0, &fd
, &needs_close
, NULL
, NULL
)) != STATUS_SUCCESS
)
2193 return io
->u
.Status
;
2195 io
->u
.Status
= STATUS_NOT_IMPLEMENTED
;
2196 io
->Information
= 0;
2198 switch( info_class
)
2200 case FileFsVolumeInformation
:
2201 FIXME( "%p: volume info not supported\n", handle
);
2203 case FileFsLabelInformation
:
2204 FIXME( "%p: label info not supported\n", handle
);
2206 case FileFsSizeInformation
:
2207 if (length
< sizeof(FILE_FS_SIZE_INFORMATION
))
2208 io
->u
.Status
= STATUS_BUFFER_TOO_SMALL
;
2211 FILE_FS_SIZE_INFORMATION
*info
= buffer
;
2213 if (fstat( fd
, &st
) < 0)
2215 io
->u
.Status
= FILE_GetNtStatus();
2218 if (!S_ISREG(st
.st_mode
) && !S_ISDIR(st
.st_mode
))
2220 io
->u
.Status
= STATUS_INVALID_DEVICE_REQUEST
;
2224 /* Linux's fstatvfs is buggy */
2225 #if !defined(linux) || !defined(HAVE_FSTATFS)
2226 struct statvfs stfs
;
2228 if (fstatvfs( fd
, &stfs
) < 0)
2230 io
->u
.Status
= FILE_GetNtStatus();
2233 info
->BytesPerSector
= stfs
.f_frsize
;
2236 if (fstatfs( fd
, &stfs
) < 0)
2238 io
->u
.Status
= FILE_GetNtStatus();
2241 info
->BytesPerSector
= stfs
.f_bsize
;
2243 info
->TotalAllocationUnits
.QuadPart
= stfs
.f_blocks
;
2244 info
->AvailableAllocationUnits
.QuadPart
= stfs
.f_bavail
;
2245 info
->SectorsPerAllocationUnit
= 1;
2246 io
->Information
= sizeof(*info
);
2247 io
->u
.Status
= STATUS_SUCCESS
;
2251 case FileFsDeviceInformation
:
2252 if (length
< sizeof(FILE_FS_DEVICE_INFORMATION
))
2253 io
->u
.Status
= STATUS_BUFFER_TOO_SMALL
;
2256 FILE_FS_DEVICE_INFORMATION
*info
= buffer
;
2258 if ((io
->u
.Status
= get_device_info( fd
, info
)) == STATUS_SUCCESS
)
2259 io
->Information
= sizeof(*info
);
2262 case FileFsAttributeInformation
:
2263 FIXME( "%p: attribute info not supported\n", handle
);
2265 case FileFsControlInformation
:
2266 FIXME( "%p: control info not supported\n", handle
);
2268 case FileFsFullSizeInformation
:
2269 FIXME( "%p: full size info not supported\n", handle
);
2271 case FileFsObjectIdInformation
:
2272 FIXME( "%p: object id info not supported\n", handle
);
2274 case FileFsMaximumInformation
:
2275 FIXME( "%p: maximum info not supported\n", handle
);
2278 io
->u
.Status
= STATUS_INVALID_PARAMETER
;
2281 if (needs_close
) close( fd
);
2282 return io
->u
.Status
;
2286 /******************************************************************
2287 * NtFlushBuffersFile (NTDLL.@)
2289 * Flush any buffered data on an open file handle.
2292 * FileHandle [I] Handle returned from ZwOpenFile() or ZwCreateFile()
2293 * IoStatusBlock [O] Receives information about the operation on return
2296 * Success: 0. IoStatusBlock is updated.
2297 * Failure: An NTSTATUS error code describing the error.
2299 NTSTATUS WINAPI
NtFlushBuffersFile( HANDLE hFile
, IO_STATUS_BLOCK
* IoStatusBlock
)
2302 HANDLE hEvent
= NULL
;
2304 SERVER_START_REQ( flush_file
)
2306 req
->handle
= hFile
;
2307 ret
= wine_server_call( req
);
2308 hEvent
= reply
->event
;
2313 ret
= NtWaitForSingleObject( hEvent
, FALSE
, NULL
);
2319 /******************************************************************
2320 * NtLockFile (NTDLL.@)
2324 NTSTATUS WINAPI
NtLockFile( HANDLE hFile
, HANDLE lock_granted_event
,
2325 PIO_APC_ROUTINE apc
, void* apc_user
,
2326 PIO_STATUS_BLOCK io_status
, PLARGE_INTEGER offset
,
2327 PLARGE_INTEGER count
, ULONG
* key
, BOOLEAN dont_wait
,
2334 if (apc
|| io_status
|| key
)
2336 FIXME("Unimplemented yet parameter\n");
2337 return STATUS_NOT_IMPLEMENTED
;
2340 if (apc_user
) FIXME("I/O completion on lock not implemented yet\n");
2344 SERVER_START_REQ( lock_file
)
2346 req
->handle
= hFile
;
2347 req
->offset
= offset
->QuadPart
;
2348 req
->count
= count
->QuadPart
;
2349 req
->shared
= !exclusive
;
2350 req
->wait
= !dont_wait
;
2351 ret
= wine_server_call( req
);
2352 handle
= reply
->handle
;
2353 async
= reply
->overlapped
;
2356 if (ret
!= STATUS_PENDING
)
2358 if (!ret
&& lock_granted_event
) NtSetEvent(lock_granted_event
, NULL
);
2364 FIXME( "Async I/O lock wait not implemented, might deadlock\n" );
2365 if (handle
) NtClose( handle
);
2366 return STATUS_PENDING
;
2370 NtWaitForSingleObject( handle
, FALSE
, NULL
);
2377 /* Unix lock conflict, sleep a bit and retry */
2378 time
.QuadPart
= 100 * (ULONGLONG
)10000;
2379 time
.QuadPart
= -time
.QuadPart
;
2380 NtDelayExecution( FALSE
, &time
);
2386 /******************************************************************
2387 * NtUnlockFile (NTDLL.@)
2391 NTSTATUS WINAPI
NtUnlockFile( HANDLE hFile
, PIO_STATUS_BLOCK io_status
,
2392 PLARGE_INTEGER offset
, PLARGE_INTEGER count
,
2397 TRACE( "%p %x%08x %x%08x\n",
2398 hFile
, offset
->u
.HighPart
, offset
->u
.LowPart
, count
->u
.HighPart
, count
->u
.LowPart
);
2400 if (io_status
|| key
)
2402 FIXME("Unimplemented yet parameter\n");
2403 return STATUS_NOT_IMPLEMENTED
;
2406 SERVER_START_REQ( unlock_file
)
2408 req
->handle
= hFile
;
2409 req
->offset
= offset
->QuadPart
;
2410 req
->count
= count
->QuadPart
;
2411 status
= wine_server_call( req
);
2417 /******************************************************************
2418 * NtCreateNamedPipeFile (NTDLL.@)
2422 NTSTATUS WINAPI
NtCreateNamedPipeFile( PHANDLE handle
, ULONG access
,
2423 POBJECT_ATTRIBUTES attr
, PIO_STATUS_BLOCK iosb
,
2424 ULONG sharing
, ULONG dispo
, ULONG options
,
2425 ULONG pipe_type
, ULONG read_mode
,
2426 ULONG completion_mode
, ULONG max_inst
,
2427 ULONG inbound_quota
, ULONG outbound_quota
,
2428 PLARGE_INTEGER timeout
)
2432 TRACE("(%p %x %s %p %x %d %x %d %d %d %d %d %d %p)\n",
2433 handle
, access
, debugstr_w(attr
->ObjectName
->Buffer
), iosb
, sharing
, dispo
,
2434 options
, pipe_type
, read_mode
, completion_mode
, max_inst
, inbound_quota
,
2435 outbound_quota
, timeout
);
2437 /* assume we only get relative timeout */
2438 if (timeout
->QuadPart
> 0)
2439 FIXME("Wrong time %s\n", wine_dbgstr_longlong(timeout
->QuadPart
));
2441 SERVER_START_REQ( create_named_pipe
)
2443 req
->access
= access
;
2444 req
->attributes
= attr
->Attributes
;
2445 req
->rootdir
= attr
->RootDirectory
;
2446 req
->options
= options
;
2448 (pipe_type
) ? NAMED_PIPE_MESSAGE_STREAM_WRITE
: 0 |
2449 (read_mode
) ? NAMED_PIPE_MESSAGE_STREAM_READ
: 0 |
2450 (completion_mode
) ? NAMED_PIPE_NONBLOCKING_MODE
: 0;
2451 req
->maxinstances
= max_inst
;
2452 req
->outsize
= outbound_quota
;
2453 req
->insize
= inbound_quota
;
2454 req
->timeout
= timeout
->QuadPart
;
2455 wine_server_add_data( req
, attr
->ObjectName
->Buffer
,
2456 attr
->ObjectName
->Length
);
2457 status
= wine_server_call( req
);
2458 if (!status
) *handle
= reply
->handle
;
2464 /******************************************************************
2465 * NtDeleteFile (NTDLL.@)
2469 NTSTATUS WINAPI
NtDeleteFile( POBJECT_ATTRIBUTES ObjectAttributes
)
2475 TRACE("%p\n", ObjectAttributes
);
2476 status
= NtCreateFile( &hFile
, GENERIC_READ
| GENERIC_WRITE
| DELETE
,
2477 ObjectAttributes
, &io
, NULL
, 0,
2478 FILE_SHARE_READ
| FILE_SHARE_WRITE
| FILE_SHARE_DELETE
,
2479 FILE_OPEN
, FILE_DELETE_ON_CLOSE
, NULL
, 0 );
2480 if (status
== STATUS_SUCCESS
) status
= NtClose(hFile
);
2484 /******************************************************************
2485 * NtCancelIoFile (NTDLL.@)
2489 NTSTATUS WINAPI
NtCancelIoFile( HANDLE hFile
, PIO_STATUS_BLOCK io_status
)
2491 LARGE_INTEGER timeout
;
2493 TRACE("%p %p\n", hFile
, io_status
);
2495 SERVER_START_REQ( cancel_async
)
2497 req
->handle
= hFile
;
2498 wine_server_call( req
);
2501 /* Let some APC be run, so that we can run the remaining APCs on hFile
2502 * either the cancelation of the pending one, but also the execution
2503 * of the queued APC, but not yet run. This is needed to ensure proper
2504 * clean-up of allocated data.
2506 timeout
.u
.LowPart
= timeout
.u
.HighPart
= 0;
2507 return io_status
->u
.Status
= NtDelayExecution( TRUE
, &timeout
);
2510 /******************************************************************************
2511 * NtCreateMailslotFile [NTDLL.@]
2512 * ZwCreateMailslotFile [NTDLL.@]
2515 * pHandle [O] pointer to receive the handle created
2516 * DesiredAccess [I] access mode (read, write, etc)
2517 * ObjectAttributes [I] fully qualified NT path of the mailslot
2518 * IoStatusBlock [O] receives completion status and other info
2521 * MaxMessageSize [I]
2527 NTSTATUS WINAPI
NtCreateMailslotFile(PHANDLE pHandle
, ULONG DesiredAccess
,
2528 POBJECT_ATTRIBUTES attr
, PIO_STATUS_BLOCK IoStatusBlock
,
2529 ULONG CreateOptions
, ULONG MailslotQuota
, ULONG MaxMessageSize
,
2530 PLARGE_INTEGER TimeOut
)
2532 LARGE_INTEGER timeout
;
2535 TRACE("%p %08x %p %p %08x %08x %08x %p\n",
2536 pHandle
, DesiredAccess
, attr
, IoStatusBlock
,
2537 CreateOptions
, MailslotQuota
, MaxMessageSize
, TimeOut
);
2539 if (!pHandle
) return STATUS_ACCESS_VIOLATION
;
2540 if (!attr
) return STATUS_INVALID_PARAMETER
;
2541 if (!attr
->ObjectName
) return STATUS_OBJECT_PATH_SYNTAX_BAD
;
2544 * For a NULL TimeOut pointer set the default timeout value
2547 timeout
.QuadPart
= -1;
2549 timeout
.QuadPart
= TimeOut
->QuadPart
;
2551 SERVER_START_REQ( create_mailslot
)
2553 req
->access
= DesiredAccess
;
2554 req
->attributes
= attr
->Attributes
;
2555 req
->rootdir
= attr
->RootDirectory
;
2556 req
->max_msgsize
= MaxMessageSize
;
2557 req
->read_timeout
= timeout
.QuadPart
;
2558 wine_server_add_data( req
, attr
->ObjectName
->Buffer
,
2559 attr
->ObjectName
->Length
);
2560 ret
= wine_server_call( req
);
2561 if( ret
== STATUS_SUCCESS
)
2562 *pHandle
= reply
->handle
;