2 * Kernel synchronization objects
4 * Copyright 1998 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include "wine/port.h"
29 #ifdef HAVE_SYS_IOCTL_H
30 #include <sys/ioctl.h>
35 #ifdef HAVE_SYS_POLL_H
38 #ifdef HAVE_SYS_SOCKET_H
39 #include <sys/socket.h>
44 #define NONAMELESSUNION
45 #define NONAMELESSSTRUCT
55 #include "wine/server.h"
56 #include "wine/unicode.h"
57 #include "wine/winbase16.h"
58 #include "kernel_private.h"
60 #include "wine/debug.h"
62 WINE_DEFAULT_DEBUG_CHANNEL(sync);
64 /* check if current version is NT or Win95 */
65 inline static int is_version_nt(void)
67 return !(GetVersion() & 0x80000000);
71 /***********************************************************************
74 VOID WINAPI Sleep( DWORD timeout )
76 SleepEx( timeout, FALSE );
79 /******************************************************************************
80 * SleepEx (KERNEL32.@)
82 DWORD WINAPI SleepEx( DWORD timeout, BOOL alertable )
86 if (timeout == INFINITE) status = NtDelayExecution( alertable, NULL );
91 time.QuadPart = timeout * (ULONGLONG)10000;
92 time.QuadPart = -time.QuadPart;
93 status = NtDelayExecution( alertable, &time );
95 if (status != STATUS_USER_APC) status = STATUS_SUCCESS;
100 /***********************************************************************
101 * SwitchToThread (KERNEL32.@)
103 BOOL WINAPI SwitchToThread(void)
105 return (NtYieldExecution() != STATUS_NO_YIELD_PERFORMED);
109 /***********************************************************************
110 * WaitForSingleObject (KERNEL32.@)
112 DWORD WINAPI WaitForSingleObject( HANDLE handle, DWORD timeout )
114 return WaitForMultipleObjectsEx( 1, &handle, FALSE, timeout, FALSE );
118 /***********************************************************************
119 * WaitForSingleObjectEx (KERNEL32.@)
121 DWORD WINAPI WaitForSingleObjectEx( HANDLE handle, DWORD timeout,
124 return WaitForMultipleObjectsEx( 1, &handle, FALSE, timeout, alertable );
128 /***********************************************************************
129 * WaitForMultipleObjects (KERNEL32.@)
131 DWORD WINAPI WaitForMultipleObjects( DWORD count, const HANDLE *handles,
132 BOOL wait_all, DWORD timeout )
134 return WaitForMultipleObjectsEx( count, handles, wait_all, timeout, FALSE );
138 /***********************************************************************
139 * WaitForMultipleObjectsEx (KERNEL32.@)
141 DWORD WINAPI WaitForMultipleObjectsEx( DWORD count, const HANDLE *handles,
142 BOOL wait_all, DWORD timeout,
146 HANDLE hloc[MAXIMUM_WAIT_OBJECTS];
149 if (count >= MAXIMUM_WAIT_OBJECTS)
151 SetLastError(ERROR_INVALID_PARAMETER);
154 for (i = 0; i < count; i++)
156 if ((handles[i] == (HANDLE)STD_INPUT_HANDLE) ||
157 (handles[i] == (HANDLE)STD_OUTPUT_HANDLE) ||
158 (handles[i] == (HANDLE)STD_ERROR_HANDLE))
159 hloc[i] = GetStdHandle( (DWORD)handles[i] );
161 hloc[i] = handles[i];
163 /* yes, even screen buffer console handles are waitable, and are
164 * handled as a handle to the console itself !!
166 if (is_console_handle(hloc[i]))
168 if (!VerifyConsoleIoHandle(hloc[i]))
172 hloc[i] = GetConsoleInputWaitHandle();
176 if (timeout == INFINITE)
178 status = NtWaitForMultipleObjects( count, hloc, wait_all, alertable, NULL );
184 time.QuadPart = timeout * (ULONGLONG)10000;
185 time.QuadPart = -time.QuadPart;
186 status = NtWaitForMultipleObjects( count, hloc, wait_all, alertable, &time );
189 if (HIWORD(status)) /* is it an error code? */
191 SetLastError( RtlNtStatusToDosError(status) );
192 status = WAIT_FAILED;
198 /***********************************************************************
199 * WaitForSingleObject (KERNEL.460)
201 DWORD WINAPI WaitForSingleObject16( HANDLE handle, DWORD timeout )
203 DWORD retval, mutex_count;
205 ReleaseThunkLock( &mutex_count );
206 retval = WaitForSingleObject( handle, timeout );
207 RestoreThunkLock( mutex_count );
211 /***********************************************************************
212 * WaitForMultipleObjects (KERNEL.461)
214 DWORD WINAPI WaitForMultipleObjects16( DWORD count, const HANDLE *handles,
215 BOOL wait_all, DWORD timeout )
217 DWORD retval, mutex_count;
219 ReleaseThunkLock( &mutex_count );
220 retval = WaitForMultipleObjectsEx( count, handles, wait_all, timeout, FALSE );
221 RestoreThunkLock( mutex_count );
225 /***********************************************************************
226 * WaitForMultipleObjectsEx (KERNEL.495)
228 DWORD WINAPI WaitForMultipleObjectsEx16( DWORD count, const HANDLE *handles,
229 BOOL wait_all, DWORD timeout, BOOL alertable )
231 DWORD retval, mutex_count;
233 ReleaseThunkLock( &mutex_count );
234 retval = WaitForMultipleObjectsEx( count, handles, wait_all, timeout, alertable );
235 RestoreThunkLock( mutex_count );
239 /***********************************************************************
240 * RegisterWaitForSingleObject (KERNEL32.@)
242 BOOL WINAPI RegisterWaitForSingleObject(PHANDLE phNewWaitObject, HANDLE hObject,
243 WAITORTIMERCALLBACK Callback, PVOID Context,
244 ULONG dwMilliseconds, ULONG dwFlags)
246 FIXME("%p %p %p %p %ld %ld\n",
247 phNewWaitObject,hObject,Callback,Context,dwMilliseconds,dwFlags);
251 /***********************************************************************
252 * RegisterWaitForSingleObjectEx (KERNEL32.@)
254 HANDLE WINAPI RegisterWaitForSingleObjectEx( HANDLE hObject,
255 WAITORTIMERCALLBACK Callback, PVOID Context,
256 ULONG dwMilliseconds, ULONG dwFlags )
258 FIXME("%p %p %p %ld %ld\n",
259 hObject,Callback,Context,dwMilliseconds,dwFlags);
263 /***********************************************************************
264 * UnregisterWait (KERNEL32.@)
266 BOOL WINAPI UnregisterWait( HANDLE WaitHandle )
268 FIXME("%p\n",WaitHandle);
272 /***********************************************************************
273 * UnregisterWaitEx (KERNEL32.@)
275 BOOL WINAPI UnregisterWaitEx( HANDLE WaitHandle, HANDLE CompletionEvent )
277 FIXME("%p %p\n",WaitHandle, CompletionEvent);
281 /***********************************************************************
282 * SignalObjectAndWait (KERNEL32.@)
284 * Allows to atomically signal any of the synchro objects (semaphore,
285 * mutex, event) and wait on another.
287 DWORD WINAPI SignalObjectAndWait( HANDLE hObjectToSignal, HANDLE hObjectToWaitOn,
288 DWORD dwMilliseconds, BOOL bAlertable )
291 LARGE_INTEGER timeout, *ptimeout = NULL;
293 TRACE("%p %p %ld %d\n", hObjectToSignal,
294 hObjectToWaitOn, dwMilliseconds, bAlertable);
296 if (dwMilliseconds != INFINITE)
298 timeout.QuadPart = dwMilliseconds * (ULONGLONG)10000;
299 timeout.QuadPart = -timeout.QuadPart;
303 status = NtSignalAndWaitForSingleObject( hObjectToSignal, hObjectToWaitOn,
304 bAlertable, ptimeout );
307 SetLastError( RtlNtStatusToDosError(status) );
308 status = WAIT_FAILED;
313 /***********************************************************************
314 * InitializeCriticalSection (KERNEL32.@)
316 * Initialise a critical section before use.
319 * crit [O] Critical section to initialise.
322 * Nothing. If the function fails an exception is raised.
324 void WINAPI InitializeCriticalSection( CRITICAL_SECTION *crit )
326 NTSTATUS ret = RtlInitializeCriticalSection( crit );
327 if (ret) RtlRaiseStatus( ret );
330 /***********************************************************************
331 * InitializeCriticalSectionAndSpinCount (KERNEL32.@)
333 * Initialise a critical section with a spin count.
336 * crit [O] Critical section to initialise.
337 * spincount [I] Number of times to spin upon contention.
341 * Failure: Nothing. If the function fails an exception is raised.
344 * spincount is ignored on uni-processor systems.
346 BOOL WINAPI InitializeCriticalSectionAndSpinCount( CRITICAL_SECTION *crit, DWORD spincount )
348 NTSTATUS ret = RtlInitializeCriticalSectionAndSpinCount( crit, spincount );
349 if (ret) RtlRaiseStatus( ret );
353 /***********************************************************************
354 * MakeCriticalSectionGlobal (KERNEL32.@)
356 void WINAPI MakeCriticalSectionGlobal( CRITICAL_SECTION *crit )
358 /* let's assume that only one thread at a time will try to do this */
359 HANDLE sem = crit->LockSemaphore;
360 if (!sem) NtCreateSemaphore( &sem, SEMAPHORE_ALL_ACCESS, NULL, 0, 1 );
361 crit->LockSemaphore = ConvertToGlobalHandle( sem );
364 RtlFreeHeap( GetProcessHeap(), 0, crit->DebugInfo );
365 crit->DebugInfo = NULL;
370 /***********************************************************************
371 * ReinitializeCriticalSection (KERNEL32.@)
373 * Initialise an already used critical section.
376 * crit [O] Critical section to initialise.
381 void WINAPI ReinitializeCriticalSection( CRITICAL_SECTION *crit )
383 if ( !crit->LockSemaphore )
384 RtlInitializeCriticalSection( crit );
388 /***********************************************************************
389 * UninitializeCriticalSection (KERNEL32.@)
391 * UnInitialise a critical section after use.
394 * crit [O] Critical section to uninitialise (destroy).
399 void WINAPI UninitializeCriticalSection( CRITICAL_SECTION *crit )
401 RtlDeleteCriticalSection( crit );
405 /***********************************************************************
406 * CreateEventA (KERNEL32.@)
408 HANDLE WINAPI CreateEventA( SECURITY_ATTRIBUTES *sa, BOOL manual_reset,
409 BOOL initial_state, LPCSTR name )
411 WCHAR buffer[MAX_PATH];
413 if (!name) return CreateEventW( sa, manual_reset, initial_state, NULL );
415 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
417 SetLastError( ERROR_FILENAME_EXCED_RANGE );
420 return CreateEventW( sa, manual_reset, initial_state, buffer );
424 /***********************************************************************
425 * CreateEventW (KERNEL32.@)
427 HANDLE WINAPI CreateEventW( SECURITY_ATTRIBUTES *sa, BOOL manual_reset,
428 BOOL initial_state, LPCWSTR name )
431 UNICODE_STRING nameW;
432 OBJECT_ATTRIBUTES attr;
435 /* one buggy program needs this
436 * ("Van Dale Groot woordenboek der Nederlandse taal")
438 if (sa && IsBadReadPtr(sa,sizeof(SECURITY_ATTRIBUTES)))
440 ERR("Bad security attributes pointer %p\n",sa);
441 SetLastError( ERROR_INVALID_PARAMETER);
445 attr.Length = sizeof(attr);
446 attr.RootDirectory = 0;
447 attr.ObjectName = NULL;
448 attr.Attributes = OBJ_CASE_INSENSITIVE |
449 ((sa && sa->bInheritHandle) ? OBJ_INHERIT : 0);
450 attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
451 attr.SecurityQualityOfService = NULL;
454 RtlInitUnicodeString( &nameW, name );
455 attr.ObjectName = &nameW;
458 status = NtCreateEvent( &ret, EVENT_ALL_ACCESS, &attr, manual_reset, initial_state );
459 SetLastError( RtlNtStatusToDosError(status) );
464 /***********************************************************************
465 * CreateW32Event (KERNEL.457)
467 HANDLE WINAPI WIN16_CreateEvent( BOOL manual_reset, BOOL initial_state )
469 return CreateEventW( NULL, manual_reset, initial_state, NULL );
473 /***********************************************************************
474 * OpenEventA (KERNEL32.@)
476 HANDLE WINAPI OpenEventA( DWORD access, BOOL inherit, LPCSTR name )
478 WCHAR buffer[MAX_PATH];
480 if (!name) return OpenEventW( access, inherit, NULL );
482 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
484 SetLastError( ERROR_FILENAME_EXCED_RANGE );
487 return OpenEventW( access, inherit, buffer );
491 /***********************************************************************
492 * OpenEventW (KERNEL32.@)
494 HANDLE WINAPI OpenEventW( DWORD access, BOOL inherit, LPCWSTR name )
497 UNICODE_STRING nameW;
498 OBJECT_ATTRIBUTES attr;
501 if (!is_version_nt()) access = EVENT_ALL_ACCESS;
503 attr.Length = sizeof(attr);
504 attr.RootDirectory = 0;
505 attr.ObjectName = NULL;
506 attr.Attributes = OBJ_CASE_INSENSITIVE | (inherit ? OBJ_INHERIT : 0);
507 attr.SecurityDescriptor = NULL;
508 attr.SecurityQualityOfService = NULL;
511 RtlInitUnicodeString( &nameW, name );
512 attr.ObjectName = &nameW;
515 status = NtOpenEvent( &ret, access, &attr );
516 if (status != STATUS_SUCCESS)
518 SetLastError( RtlNtStatusToDosError(status) );
524 /***********************************************************************
525 * PulseEvent (KERNEL32.@)
527 BOOL WINAPI PulseEvent( HANDLE handle )
531 if ((status = NtPulseEvent( handle, NULL )))
532 SetLastError( RtlNtStatusToDosError(status) );
537 /***********************************************************************
538 * SetW32Event (KERNEL.458)
539 * SetEvent (KERNEL32.@)
541 BOOL WINAPI SetEvent( HANDLE handle )
545 if ((status = NtSetEvent( handle, NULL )))
546 SetLastError( RtlNtStatusToDosError(status) );
551 /***********************************************************************
552 * ResetW32Event (KERNEL.459)
553 * ResetEvent (KERNEL32.@)
555 BOOL WINAPI ResetEvent( HANDLE handle )
559 if ((status = NtResetEvent( handle, NULL )))
560 SetLastError( RtlNtStatusToDosError(status) );
565 /***********************************************************************
566 * NOTE: The Win95 VWin32_Event routines given below are really low-level
567 * routines implemented directly by VWin32. The user-mode libraries
568 * implement Win32 synchronisation routines on top of these low-level
569 * primitives. We do it the other way around here :-)
572 /***********************************************************************
573 * VWin32_EventCreate (KERNEL.442)
575 HANDLE WINAPI VWin32_EventCreate(VOID)
577 HANDLE hEvent = CreateEventW( NULL, FALSE, 0, NULL );
578 return ConvertToGlobalHandle( hEvent );
581 /***********************************************************************
582 * VWin32_EventDestroy (KERNEL.443)
584 VOID WINAPI VWin32_EventDestroy(HANDLE event)
586 CloseHandle( event );
589 /***********************************************************************
590 * VWin32_EventWait (KERNEL.450)
592 VOID WINAPI VWin32_EventWait(HANDLE event)
596 ReleaseThunkLock( &mutex_count );
597 WaitForSingleObject( event, INFINITE );
598 RestoreThunkLock( mutex_count );
601 /***********************************************************************
602 * VWin32_EventSet (KERNEL.451)
603 * KERNEL_479 (KERNEL.479)
605 VOID WINAPI VWin32_EventSet(HANDLE event)
612 /***********************************************************************
613 * CreateMutexA (KERNEL32.@)
615 HANDLE WINAPI CreateMutexA( SECURITY_ATTRIBUTES *sa, BOOL owner, LPCSTR name )
617 WCHAR buffer[MAX_PATH];
619 if (!name) return CreateMutexW( sa, owner, NULL );
621 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
623 SetLastError( ERROR_FILENAME_EXCED_RANGE );
626 return CreateMutexW( sa, owner, buffer );
630 /***********************************************************************
631 * CreateMutexW (KERNEL32.@)
633 HANDLE WINAPI CreateMutexW( SECURITY_ATTRIBUTES *sa, BOOL owner, LPCWSTR name )
636 UNICODE_STRING nameW;
637 OBJECT_ATTRIBUTES attr;
640 attr.Length = sizeof(attr);
641 attr.RootDirectory = 0;
642 attr.ObjectName = NULL;
643 attr.Attributes = OBJ_CASE_INSENSITIVE |
644 ((sa && sa->bInheritHandle) ? OBJ_INHERIT : 0);
645 attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
646 attr.SecurityQualityOfService = NULL;
649 RtlInitUnicodeString( &nameW, name );
650 attr.ObjectName = &nameW;
653 status = NtCreateMutant( &ret, MUTEX_ALL_ACCESS, &attr, owner );
654 SetLastError( RtlNtStatusToDosError(status) );
659 /***********************************************************************
660 * OpenMutexA (KERNEL32.@)
662 HANDLE WINAPI OpenMutexA( DWORD access, BOOL inherit, LPCSTR name )
664 WCHAR buffer[MAX_PATH];
666 if (!name) return OpenMutexW( access, inherit, NULL );
668 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
670 SetLastError( ERROR_FILENAME_EXCED_RANGE );
673 return OpenMutexW( access, inherit, buffer );
677 /***********************************************************************
678 * OpenMutexW (KERNEL32.@)
680 HANDLE WINAPI OpenMutexW( DWORD access, BOOL inherit, LPCWSTR name )
683 UNICODE_STRING nameW;
684 OBJECT_ATTRIBUTES attr;
687 if (!is_version_nt()) access = MUTEX_ALL_ACCESS;
689 attr.Length = sizeof(attr);
690 attr.RootDirectory = 0;
691 attr.ObjectName = NULL;
692 attr.Attributes = OBJ_CASE_INSENSITIVE | (inherit ? OBJ_INHERIT : 0);
693 attr.SecurityDescriptor = NULL;
694 attr.SecurityQualityOfService = NULL;
697 RtlInitUnicodeString( &nameW, name );
698 attr.ObjectName = &nameW;
701 status = NtOpenMutant( &ret, access, &attr );
702 if (status != STATUS_SUCCESS)
704 SetLastError( RtlNtStatusToDosError(status) );
711 /***********************************************************************
712 * ReleaseMutex (KERNEL32.@)
714 BOOL WINAPI ReleaseMutex( HANDLE handle )
718 status = NtReleaseMutant(handle, NULL);
719 if (status != STATUS_SUCCESS)
721 SetLastError( RtlNtStatusToDosError(status) );
733 /***********************************************************************
734 * CreateSemaphoreA (KERNEL32.@)
736 HANDLE WINAPI CreateSemaphoreA( SECURITY_ATTRIBUTES *sa, LONG initial, LONG max, LPCSTR name )
738 WCHAR buffer[MAX_PATH];
740 if (!name) return CreateSemaphoreW( sa, initial, max, NULL );
742 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
744 SetLastError( ERROR_FILENAME_EXCED_RANGE );
747 return CreateSemaphoreW( sa, initial, max, buffer );
751 /***********************************************************************
752 * CreateSemaphoreW (KERNEL32.@)
754 HANDLE WINAPI CreateSemaphoreW( SECURITY_ATTRIBUTES *sa, LONG initial,
755 LONG max, LPCWSTR name )
758 UNICODE_STRING nameW;
759 OBJECT_ATTRIBUTES attr;
762 attr.Length = sizeof(attr);
763 attr.RootDirectory = 0;
764 attr.ObjectName = NULL;
765 attr.Attributes = OBJ_CASE_INSENSITIVE |
766 ((sa && sa->bInheritHandle) ? OBJ_INHERIT : 0);
767 attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
768 attr.SecurityQualityOfService = NULL;
771 RtlInitUnicodeString( &nameW, name );
772 attr.ObjectName = &nameW;
775 status = NtCreateSemaphore( &ret, SEMAPHORE_ALL_ACCESS, &attr, initial, max );
776 SetLastError( RtlNtStatusToDosError(status) );
781 /***********************************************************************
782 * OpenSemaphoreA (KERNEL32.@)
784 HANDLE WINAPI OpenSemaphoreA( DWORD access, BOOL inherit, LPCSTR name )
786 WCHAR buffer[MAX_PATH];
788 if (!name) return OpenSemaphoreW( access, inherit, NULL );
790 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
792 SetLastError( ERROR_FILENAME_EXCED_RANGE );
795 return OpenSemaphoreW( access, inherit, buffer );
799 /***********************************************************************
800 * OpenSemaphoreW (KERNEL32.@)
802 HANDLE WINAPI OpenSemaphoreW( DWORD access, BOOL inherit, LPCWSTR name )
805 UNICODE_STRING nameW;
806 OBJECT_ATTRIBUTES attr;
809 if (!is_version_nt()) access = SEMAPHORE_ALL_ACCESS;
811 attr.Length = sizeof(attr);
812 attr.RootDirectory = 0;
813 attr.ObjectName = NULL;
814 attr.Attributes = OBJ_CASE_INSENSITIVE | (inherit ? OBJ_INHERIT : 0);
815 attr.SecurityDescriptor = NULL;
816 attr.SecurityQualityOfService = NULL;
819 RtlInitUnicodeString( &nameW, name );
820 attr.ObjectName = &nameW;
823 status = NtOpenSemaphore( &ret, access, &attr );
824 if (status != STATUS_SUCCESS)
826 SetLastError( RtlNtStatusToDosError(status) );
833 /***********************************************************************
834 * ReleaseSemaphore (KERNEL32.@)
836 BOOL WINAPI ReleaseSemaphore( HANDLE handle, LONG count, LONG *previous )
838 NTSTATUS status = NtReleaseSemaphore( handle, count, (PULONG)previous );
839 if (status) SetLastError( RtlNtStatusToDosError(status) );
849 /***********************************************************************
850 * CreateWaitableTimerA (KERNEL32.@)
852 HANDLE WINAPI CreateWaitableTimerA( SECURITY_ATTRIBUTES *sa, BOOL manual, LPCSTR name )
854 WCHAR buffer[MAX_PATH];
856 if (!name) return CreateWaitableTimerW( sa, manual, NULL );
858 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
860 SetLastError( ERROR_FILENAME_EXCED_RANGE );
863 return CreateWaitableTimerW( sa, manual, buffer );
867 /***********************************************************************
868 * CreateWaitableTimerW (KERNEL32.@)
870 HANDLE WINAPI CreateWaitableTimerW( SECURITY_ATTRIBUTES *sa, BOOL manual, LPCWSTR name )
874 UNICODE_STRING nameW;
875 OBJECT_ATTRIBUTES attr;
877 attr.Length = sizeof(attr);
878 attr.RootDirectory = 0;
879 attr.ObjectName = NULL;
880 attr.Attributes = OBJ_CASE_INSENSITIVE |
881 ((sa && sa->bInheritHandle) ? OBJ_INHERIT : 0);
882 attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
883 attr.SecurityQualityOfService = NULL;
886 RtlInitUnicodeString( &nameW, name );
887 attr.ObjectName = &nameW;
890 status = NtCreateTimer(&handle, TIMER_ALL_ACCESS, &attr,
891 manual ? NotificationTimer : SynchronizationTimer);
892 SetLastError( RtlNtStatusToDosError(status) );
897 /***********************************************************************
898 * OpenWaitableTimerA (KERNEL32.@)
900 HANDLE WINAPI OpenWaitableTimerA( DWORD access, BOOL inherit, LPCSTR name )
902 WCHAR buffer[MAX_PATH];
904 if (!name) return OpenWaitableTimerW( access, inherit, NULL );
906 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
908 SetLastError( ERROR_FILENAME_EXCED_RANGE );
911 return OpenWaitableTimerW( access, inherit, buffer );
915 /***********************************************************************
916 * OpenWaitableTimerW (KERNEL32.@)
918 HANDLE WINAPI OpenWaitableTimerW( DWORD access, BOOL inherit, LPCWSTR name )
921 UNICODE_STRING nameW;
922 OBJECT_ATTRIBUTES attr;
925 if (!is_version_nt()) access = TIMER_ALL_ACCESS;
927 attr.Length = sizeof(attr);
928 attr.RootDirectory = 0;
929 attr.ObjectName = NULL;
930 attr.Attributes = OBJ_CASE_INSENSITIVE | (inherit ? OBJ_INHERIT : 0);
931 attr.SecurityDescriptor = NULL;
932 attr.SecurityQualityOfService = NULL;
935 RtlInitUnicodeString( &nameW, name );
936 attr.ObjectName = &nameW;
939 status = NtOpenTimer(&handle, access, &attr);
940 if (status != STATUS_SUCCESS)
942 SetLastError( RtlNtStatusToDosError(status) );
949 /***********************************************************************
950 * SetWaitableTimer (KERNEL32.@)
952 BOOL WINAPI SetWaitableTimer( HANDLE handle, const LARGE_INTEGER *when, LONG period,
953 PTIMERAPCROUTINE callback, LPVOID arg, BOOL resume )
955 NTSTATUS status = NtSetTimer(handle, when, (PTIMER_APC_ROUTINE)callback,
956 arg, resume, period, NULL);
958 if (status != STATUS_SUCCESS)
960 SetLastError( RtlNtStatusToDosError(status) );
961 if (status != STATUS_TIMER_RESUME_IGNORED) return FALSE;
967 /***********************************************************************
968 * CancelWaitableTimer (KERNEL32.@)
970 BOOL WINAPI CancelWaitableTimer( HANDLE handle )
974 status = NtCancelTimer(handle, NULL);
975 if (status != STATUS_SUCCESS)
977 SetLastError( RtlNtStatusToDosError(status) );
984 /***********************************************************************
985 * CreateTimerQueue (KERNEL32.@)
987 HANDLE WINAPI CreateTimerQueue(void)
990 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
995 /***********************************************************************
996 * DeleteTimerQueueEx (KERNEL32.@)
998 BOOL WINAPI DeleteTimerQueueEx(HANDLE TimerQueue, HANDLE CompletionEvent)
1000 FIXME("(%p, %p): stub\n", TimerQueue, CompletionEvent);
1001 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1005 /***********************************************************************
1006 * CreateTimerQueueTimer (KERNEL32.@)
1008 * Creates a timer-queue timer. This timer expires at the specified due
1009 * time (in ms), then after every specified period (in ms). When the timer
1010 * expires, the callback function is called.
1013 * nonzero on success or zero on faillure
1018 BOOL WINAPI CreateTimerQueueTimer( PHANDLE phNewTimer, HANDLE TimerQueue,
1019 WAITORTIMERCALLBACK Callback, PVOID Parameter,
1020 DWORD DueTime, DWORD Period, ULONG Flags )
1023 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1027 /***********************************************************************
1028 * DeleteTimerQueueTimer (KERNEL32.@)
1030 * Cancels a timer-queue timer.
1033 * nonzero on success or zero on faillure
1038 BOOL WINAPI DeleteTimerQueueTimer( HANDLE TimerQueue, HANDLE Timer,
1039 HANDLE CompletionEvent )
1042 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1052 /***********************************************************************
1053 * CreateNamedPipeA (KERNEL32.@)
1055 HANDLE WINAPI CreateNamedPipeA( LPCSTR name, DWORD dwOpenMode,
1056 DWORD dwPipeMode, DWORD nMaxInstances,
1057 DWORD nOutBufferSize, DWORD nInBufferSize,
1058 DWORD nDefaultTimeOut, LPSECURITY_ATTRIBUTES attr )
1060 WCHAR buffer[MAX_PATH];
1062 if (!name) return CreateNamedPipeW( NULL, dwOpenMode, dwPipeMode, nMaxInstances,
1063 nOutBufferSize, nInBufferSize, nDefaultTimeOut, attr );
1065 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
1067 SetLastError( ERROR_FILENAME_EXCED_RANGE );
1068 return INVALID_HANDLE_VALUE;
1070 return CreateNamedPipeW( buffer, dwOpenMode, dwPipeMode, nMaxInstances,
1071 nOutBufferSize, nInBufferSize, nDefaultTimeOut, attr );
1075 /***********************************************************************
1076 * CreateNamedPipeW (KERNEL32.@)
1078 HANDLE WINAPI CreateNamedPipeW( LPCWSTR name, DWORD dwOpenMode,
1079 DWORD dwPipeMode, DWORD nMaxInstances,
1080 DWORD nOutBufferSize, DWORD nInBufferSize,
1081 DWORD nDefaultTimeOut, LPSECURITY_ATTRIBUTES sa )
1084 UNICODE_STRING nt_name;
1085 OBJECT_ATTRIBUTES attr;
1087 BOOLEAN pipe_type, read_mode, non_block;
1089 IO_STATUS_BLOCK iosb;
1090 LARGE_INTEGER timeout;
1092 TRACE("(%s, %#08lx, %#08lx, %ld, %ld, %ld, %ld, %p)\n",
1093 debugstr_w(name), dwOpenMode, dwPipeMode, nMaxInstances,
1094 nOutBufferSize, nInBufferSize, nDefaultTimeOut, sa );
1096 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
1098 SetLastError( ERROR_PATH_NOT_FOUND );
1099 return INVALID_HANDLE_VALUE;
1101 if (nt_name.Length >= MAX_PATH * sizeof(WCHAR) )
1103 SetLastError( ERROR_FILENAME_EXCED_RANGE );
1104 RtlFreeUnicodeString( &nt_name );
1105 return INVALID_HANDLE_VALUE;
1108 attr.Length = sizeof(attr);
1109 attr.RootDirectory = 0;
1110 attr.ObjectName = &nt_name;
1111 attr.Attributes = OBJ_CASE_INSENSITIVE |
1112 ((sa && sa->bInheritHandle) ? OBJ_INHERIT : 0);
1113 attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
1114 attr.SecurityQualityOfService = NULL;
1117 if (dwOpenMode & FILE_FLAG_WRITE_THROUGH) options |= FILE_WRITE_THROUGH;
1118 if (!(dwOpenMode & FILE_FLAG_OVERLAPPED)) options |= FILE_SYNCHRONOUS_IO_ALERT;
1119 if ((dwOpenMode & PIPE_ACCESS_DUPLEX) == PIPE_ACCESS_DUPLEX)
1120 options |= FILE_PIPE_FULL_DUPLEX;
1121 else if (dwOpenMode & PIPE_ACCESS_INBOUND) options |= FILE_PIPE_INBOUND;
1122 else if (dwOpenMode & PIPE_ACCESS_OUTBOUND) options |= FILE_PIPE_OUTBOUND;
1123 pipe_type = (dwPipeMode & PIPE_TYPE_MESSAGE) ? TRUE : FALSE;
1124 read_mode = (dwPipeMode & PIPE_READMODE_MESSAGE) ? TRUE : FALSE;
1125 non_block = (dwPipeMode & PIPE_NOWAIT) ? TRUE : FALSE;
1126 if (nMaxInstances >= PIPE_UNLIMITED_INSTANCES) nMaxInstances = ~0UL;
1128 timeout.QuadPart = (ULONGLONG)nDefaultTimeOut * -10000;
1132 status = NtCreateNamedPipeFile(&handle, GENERIC_READ|GENERIC_WRITE, &attr, &iosb,
1133 0, FILE_OVERWRITE_IF, options, pipe_type,
1134 read_mode, non_block, nMaxInstances,
1135 nInBufferSize, nOutBufferSize, &timeout);
1137 RtlFreeUnicodeString( &nt_name );
1140 handle = INVALID_HANDLE_VALUE;
1141 SetLastError( RtlNtStatusToDosError(status) );
1147 /***********************************************************************
1148 * PeekNamedPipe (KERNEL32.@)
1150 BOOL WINAPI PeekNamedPipe( HANDLE hPipe, LPVOID lpvBuffer, DWORD cbBuffer,
1151 LPDWORD lpcbRead, LPDWORD lpcbAvail, LPDWORD lpcbMessage )
1154 int avail=0, fd, ret, flags;
1156 TRACE("(%p,%p,%lu,%p,%p,%p)\n", hPipe, lpvBuffer, cbBuffer, lpcbRead, lpcbAvail, lpcbMessage);
1158 ret = wine_server_handle_to_fd( hPipe, GENERIC_READ, &fd, &flags );
1161 SetLastError( RtlNtStatusToDosError(ret) );
1164 if (flags & FD_FLAG_RECV_SHUTDOWN)
1166 wine_server_release_fd( hPipe, fd );
1167 SetLastError ( ERROR_PIPE_NOT_CONNECTED );
1171 if (ioctl(fd,FIONREAD, &avail ) != 0)
1173 TRACE("FIONREAD failed reason: %s\n",strerror(errno));
1174 wine_server_release_fd( hPipe, fd );
1177 if (!avail) /* check for closed pipe */
1179 struct pollfd pollfd;
1181 pollfd.events = POLLIN;
1183 switch (poll( &pollfd, 1, 0 ))
1187 case 1: /* got something */
1188 if (!(pollfd.revents & (POLLHUP | POLLERR))) break;
1189 TRACE("POLLHUP | POLLERR\n");
1192 wine_server_release_fd( hPipe, fd );
1193 SetLastError(ERROR_BROKEN_PIPE);
1197 TRACE(" 0x%08x bytes available\n", avail );
1203 if (avail && lpvBuffer && cbBuffer)
1205 int readbytes = (avail < cbBuffer) ? avail : cbBuffer;
1206 readbytes = recv(fd, lpvBuffer, readbytes, MSG_PEEK);
1209 WARN("failed to peek socket (%d)\n", errno);
1213 *lpcbRead = readbytes;
1215 wine_server_release_fd( hPipe, fd );
1217 #endif /* defined(FIONREAD) */
1219 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1220 FIXME("function not implemented\n");
1224 /***********************************************************************
1225 * PIPE_CompletionWait (Internal)
1227 static void CALLBACK PIPE_CompletionWait(void *user, PIO_STATUS_BLOCK iosb, ULONG status)
1229 LPOVERLAPPED ovlp = (LPOVERLAPPED)user;
1231 TRACE("for %p/%p, status=%08lx\n", ovlp, iosb, status);
1235 ovlp->Internal = status;
1236 SetEvent(ovlp->hEvent);
1241 /***********************************************************************
1242 * WaitNamedPipeA (KERNEL32.@)
1244 BOOL WINAPI WaitNamedPipeA (LPCSTR name, DWORD nTimeOut)
1246 WCHAR buffer[MAX_PATH];
1248 if (!name) return WaitNamedPipeW( NULL, nTimeOut );
1250 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
1252 SetLastError( ERROR_FILENAME_EXCED_RANGE );
1255 return WaitNamedPipeW( buffer, nTimeOut );
1259 /***********************************************************************
1260 * WaitNamedPipeW (KERNEL32.@)
1262 BOOL WINAPI WaitNamedPipeW (LPCWSTR name, DWORD nTimeOut)
1266 UNICODE_STRING nt_name;
1267 static const WCHAR leadin[] = {'\\','?','?','\\','P','I','P','E','\\'};
1269 TRACE("%s 0x%08lx\n",debugstr_w(name),nTimeOut);
1271 if (!RtlDosPathNameToNtPathName_U( name, &nt_name, NULL, NULL ))
1274 if (nt_name.Length >= MAX_PATH * sizeof(WCHAR) )
1276 RtlFreeUnicodeString( &nt_name );
1279 if (nt_name.Length < sizeof(leadin) ||
1280 strncmpiW( nt_name.Buffer, leadin, sizeof(leadin)/sizeof(leadin[0])))
1282 RtlFreeUnicodeString( &nt_name );
1286 memset(&ov,0,sizeof(ov));
1287 ov.hEvent = CreateEventW( NULL, 0, 0, NULL );
1291 SERVER_START_REQ( wait_named_pipe )
1293 req->timeout = nTimeOut;
1294 req->overlapped = &ov;
1295 req->func = PIPE_CompletionWait;
1296 wine_server_add_data( req, nt_name.Buffer + 4, nt_name.Length - 4*sizeof(WCHAR) );
1297 ret = !wine_server_call_err( req );
1301 RtlFreeUnicodeString( &nt_name );
1305 if (WAIT_OBJECT_0==WaitForSingleObject(ov.hEvent,INFINITE))
1307 SetLastError(RtlNtStatusToDosError(ov.Internal));
1308 ret = (ov.Internal==STATUS_SUCCESS);
1311 CloseHandle(ov.hEvent);
1316 /***********************************************************************
1317 * ConnectNamedPipe (KERNEL32.@)
1319 * Connects to a named pipe
1322 * hPipe: A handle to a named pipe returned by CreateNamedPipe
1323 * overlapped: Optional OVERLAPPED struct
1327 * FALSE: Failure, GetLastError can be called for further details
1329 BOOL WINAPI ConnectNamedPipe(HANDLE hPipe, LPOVERLAPPED overlapped)
1332 IO_STATUS_BLOCK status_block;
1334 TRACE("(%p,%p)\n", hPipe, overlapped);
1337 overlapped->Internal = STATUS_PENDING;
1339 status = NtFsControlFile(hPipe, overlapped ? overlapped->hEvent : NULL, NULL, NULL,
1340 overlapped ? (IO_STATUS_BLOCK *)overlapped : &status_block,
1341 FSCTL_PIPE_LISTEN, NULL, 0, NULL, 0);
1343 if (status == STATUS_SUCCESS) return TRUE;
1344 SetLastError( RtlNtStatusToDosError(status) );
1348 /***********************************************************************
1349 * DisconnectNamedPipe (KERNEL32.@)
1351 * Disconnects from a named pipe
1354 * hPipe: A handle to a named pipe returned by CreateNamedPipe
1358 * FALSE: Failure, GetLastError can be called for further details
1360 BOOL WINAPI DisconnectNamedPipe(HANDLE hPipe)
1363 IO_STATUS_BLOCK io_block;
1365 TRACE("(%p)\n",hPipe);
1367 status = NtFsControlFile(hPipe, 0, NULL, NULL, &io_block, FSCTL_PIPE_DISCONNECT,
1369 if (status == STATUS_SUCCESS) return TRUE;
1370 SetLastError( RtlNtStatusToDosError(status) );
1374 /***********************************************************************
1375 * TransactNamedPipe (KERNEL32.@)
1378 * should be done as a single operation in the wineserver or kernel
1380 BOOL WINAPI TransactNamedPipe(
1381 HANDLE handle, LPVOID lpInput, DWORD dwInputSize, LPVOID lpOutput,
1382 DWORD dwOutputSize, LPDWORD lpBytesRead, LPOVERLAPPED lpOverlapped)
1387 TRACE("%p %p %ld %p %ld %p %p\n",
1388 handle, lpInput, dwInputSize, lpOutput,
1389 dwOutputSize, lpBytesRead, lpOverlapped);
1393 FIXME("Doesn't support overlapped operation as yet\n");
1397 r = WriteFile(handle, lpOutput, dwOutputSize, &count, NULL);
1399 r = ReadFile(handle, lpInput, dwInputSize, lpBytesRead, NULL);
1404 /***********************************************************************
1405 * GetNamedPipeInfo (KERNEL32.@)
1407 BOOL WINAPI GetNamedPipeInfo(
1408 HANDLE hNamedPipe, LPDWORD lpFlags, LPDWORD lpOutputBufferSize,
1409 LPDWORD lpInputBufferSize, LPDWORD lpMaxInstances)
1413 TRACE("%p %p %p %p %p\n", hNamedPipe, lpFlags,
1414 lpOutputBufferSize, lpInputBufferSize, lpMaxInstances);
1416 SERVER_START_REQ( get_named_pipe_info )
1418 req->handle = hNamedPipe;
1419 ret = !wine_server_call_err( req );
1423 if (reply->flags & NAMED_PIPE_MESSAGE_STREAM_WRITE)
1424 *lpFlags |= PIPE_TYPE_MESSAGE;
1425 if (reply->flags & NAMED_PIPE_MESSAGE_STREAM_READ)
1426 *lpFlags |= PIPE_READMODE_MESSAGE;
1427 if (reply->flags & NAMED_PIPE_NONBLOCKING_MODE)
1428 *lpFlags |= PIPE_NOWAIT;
1430 if (lpOutputBufferSize) *lpOutputBufferSize = reply->outsize;
1431 if (lpInputBufferSize) *lpInputBufferSize = reply->outsize;
1432 if (lpMaxInstances) *lpMaxInstances = reply->maxinstances;
1439 /***********************************************************************
1440 * GetNamedPipeHandleStateA (KERNEL32.@)
1442 BOOL WINAPI GetNamedPipeHandleStateA(
1443 HANDLE hNamedPipe, LPDWORD lpState, LPDWORD lpCurInstances,
1444 LPDWORD lpMaxCollectionCount, LPDWORD lpCollectDataTimeout,
1445 LPSTR lpUsername, DWORD nUsernameMaxSize)
1447 FIXME("%p %p %p %p %p %p %ld\n",
1448 hNamedPipe, lpState, lpCurInstances,
1449 lpMaxCollectionCount, lpCollectDataTimeout,
1450 lpUsername, nUsernameMaxSize);
1455 /***********************************************************************
1456 * GetNamedPipeHandleStateW (KERNEL32.@)
1458 BOOL WINAPI GetNamedPipeHandleStateW(
1459 HANDLE hNamedPipe, LPDWORD lpState, LPDWORD lpCurInstances,
1460 LPDWORD lpMaxCollectionCount, LPDWORD lpCollectDataTimeout,
1461 LPWSTR lpUsername, DWORD nUsernameMaxSize)
1463 FIXME("%p %p %p %p %p %p %ld\n",
1464 hNamedPipe, lpState, lpCurInstances,
1465 lpMaxCollectionCount, lpCollectDataTimeout,
1466 lpUsername, nUsernameMaxSize);
1471 /***********************************************************************
1472 * SetNamedPipeHandleState (KERNEL32.@)
1474 BOOL WINAPI SetNamedPipeHandleState(
1475 HANDLE hNamedPipe, LPDWORD lpMode, LPDWORD lpMaxCollectionCount,
1476 LPDWORD lpCollectDataTimeout)
1478 /* should be a fixme, but this function is called a lot by the RPC
1479 * runtime, and it slows down InstallShield a fair bit. */
1480 WARN("stub: %p %p/%ld %p %p\n",
1481 hNamedPipe, lpMode, lpMode ? *lpMode : 0, lpMaxCollectionCount, lpCollectDataTimeout);
1485 /***********************************************************************
1486 * CallNamedPipeA (KERNEL32.@)
1488 BOOL WINAPI CallNamedPipeA(
1489 LPCSTR lpNamedPipeName, LPVOID lpInput, DWORD dwInputSize,
1490 LPVOID lpOutput, DWORD dwOutputSize,
1491 LPDWORD lpBytesRead, DWORD nTimeout)
1497 TRACE("%s %p %ld %p %ld %p %ld\n",
1498 debugstr_a(lpNamedPipeName), lpInput, dwInputSize,
1499 lpOutput, dwOutputSize, lpBytesRead, nTimeout);
1501 if( lpNamedPipeName )
1503 len = MultiByteToWideChar( CP_ACP, 0, lpNamedPipeName, -1, NULL, 0 );
1504 str = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
1505 MultiByteToWideChar( CP_ACP, 0, lpNamedPipeName, -1, str, len );
1507 ret = CallNamedPipeW( str, lpInput, dwInputSize, lpOutput,
1508 dwOutputSize, lpBytesRead, nTimeout );
1509 if( lpNamedPipeName )
1510 HeapFree( GetProcessHeap(), 0, str );
1515 /***********************************************************************
1516 * CallNamedPipeW (KERNEL32.@)
1518 BOOL WINAPI CallNamedPipeW(
1519 LPCWSTR lpNamedPipeName, LPVOID lpInput, DWORD lpInputSize,
1520 LPVOID lpOutput, DWORD lpOutputSize,
1521 LPDWORD lpBytesRead, DWORD nTimeout)
1523 FIXME("%s %p %ld %p %ld %p %ld\n",
1524 debugstr_w(lpNamedPipeName), lpInput, lpInputSize,
1525 lpOutput, lpOutputSize, lpBytesRead, nTimeout);
1529 /******************************************************************
1530 * CreatePipe (KERNEL32.@)
1533 BOOL WINAPI CreatePipe( PHANDLE hReadPipe, PHANDLE hWritePipe,
1534 LPSECURITY_ATTRIBUTES sa, DWORD size )
1536 static unsigned index /* = 0 */;
1539 unsigned in_index = index;
1540 UNICODE_STRING nt_name;
1541 OBJECT_ATTRIBUTES attr;
1543 IO_STATUS_BLOCK iosb;
1544 LARGE_INTEGER timeout;
1546 *hReadPipe = *hWritePipe = INVALID_HANDLE_VALUE;
1548 attr.Length = sizeof(attr);
1549 attr.RootDirectory = 0;
1550 attr.ObjectName = &nt_name;
1551 attr.Attributes = OBJ_CASE_INSENSITIVE |
1552 ((sa && sa->bInheritHandle) ? OBJ_INHERIT : 0);
1553 attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
1554 attr.SecurityQualityOfService = NULL;
1556 timeout.QuadPart = (ULONGLONG)NMPWAIT_USE_DEFAULT_WAIT * -10000;
1557 /* generate a unique pipe name (system wide) */
1560 static const WCHAR nameFmt[] = { '\\','?','?','\\','p','i','p','e',
1561 '\\','W','i','n','3','2','.','P','i','p','e','s','.','%','0','8','l',
1562 'u','.','%','0','8','u','\0' };
1564 snprintfW(name, sizeof(name) / sizeof(name[0]), nameFmt,
1565 GetCurrentProcessId(), ++index);
1566 RtlInitUnicodeString(&nt_name, name);
1567 status = NtCreateNamedPipeFile(&hr, GENERIC_READ | SYNCHRONIZE, &attr, &iosb,
1568 0, FILE_OVERWRITE_IF,
1569 FILE_SYNCHRONOUS_IO_ALERT | FILE_PIPE_INBOUND,
1570 FALSE, FALSE, FALSE,
1571 1, size, size, &timeout);
1574 SetLastError( RtlNtStatusToDosError(status) );
1575 hr = INVALID_HANDLE_VALUE;
1577 } while (hr == INVALID_HANDLE_VALUE && index != in_index);
1578 /* from completion sakeness, I think system resources might be exhausted before this happens !! */
1579 if (hr == INVALID_HANDLE_VALUE) return FALSE;
1581 status = NtOpenFile(&hw, GENERIC_WRITE | SYNCHRONIZE, &attr, &iosb, 0,
1582 FILE_SYNCHRONOUS_IO_ALERT | FILE_NON_DIRECTORY_FILE);
1586 SetLastError( RtlNtStatusToDosError(status) );
1597 /******************************************************************************
1598 * CreateMailslotA [KERNEL32.@]
1600 * See CreatMailslotW.
1602 HANDLE WINAPI CreateMailslotA( LPCSTR lpName, DWORD nMaxMessageSize,
1603 DWORD lReadTimeout, LPSECURITY_ATTRIBUTES sa )
1609 TRACE("%s %ld %ld %p\n", debugstr_a(lpName),
1610 nMaxMessageSize, lReadTimeout, sa);
1614 len = MultiByteToWideChar( CP_ACP, 0, lpName, -1, NULL, 0 );
1615 name = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
1616 MultiByteToWideChar( CP_ACP, 0, lpName, -1, name, len );
1619 handle = CreateMailslotW( name, nMaxMessageSize, lReadTimeout, sa );
1621 HeapFree( GetProcessHeap(), 0, name );
1627 /******************************************************************************
1628 * CreateMailslotW [KERNEL32.@]
1630 * Create a mailslot with specified name.
1633 * lpName [I] Pointer to string for mailslot name
1634 * nMaxMessageSize [I] Maximum message size
1635 * lReadTimeout [I] Milliseconds before read time-out
1636 * sa [I] Pointer to security structure
1639 * Success: Handle to mailslot
1640 * Failure: INVALID_HANDLE_VALUE
1642 HANDLE WINAPI CreateMailslotW( LPCWSTR lpName, DWORD nMaxMessageSize,
1643 DWORD lReadTimeout, LPSECURITY_ATTRIBUTES sa )
1645 HANDLE handle = INVALID_HANDLE_VALUE;
1646 OBJECT_ATTRIBUTES attr;
1647 UNICODE_STRING nameW;
1648 LARGE_INTEGER timeout;
1649 IO_STATUS_BLOCK iosb;
1652 TRACE("%s %ld %ld %p\n", debugstr_w(lpName),
1653 nMaxMessageSize, lReadTimeout, sa);
1655 if (!RtlDosPathNameToNtPathName_U( lpName, &nameW, NULL, NULL ))
1657 SetLastError( ERROR_PATH_NOT_FOUND );
1658 return INVALID_HANDLE_VALUE;
1661 if (nameW.Length >= MAX_PATH * sizeof(WCHAR) )
1663 SetLastError( ERROR_FILENAME_EXCED_RANGE );
1664 RtlFreeUnicodeString( &nameW );
1665 return INVALID_HANDLE_VALUE;
1668 attr.Length = sizeof(attr);
1669 attr.RootDirectory = 0;
1670 attr.Attributes = OBJ_CASE_INSENSITIVE;
1671 attr.ObjectName = &nameW;
1672 attr.SecurityDescriptor = sa ? sa->lpSecurityDescriptor : NULL;
1673 attr.SecurityQualityOfService = NULL;
1675 if (lReadTimeout != MAILSLOT_WAIT_FOREVER)
1676 timeout.QuadPart = (ULONGLONG) lReadTimeout * -10000;
1678 timeout.QuadPart = ((LONGLONG)0x7fffffff << 32) | 0xffffffff;
1680 status = NtCreateMailslotFile( &handle, GENERIC_READ | GENERIC_WRITE, &attr,
1681 &iosb, 0, 0, nMaxMessageSize, &timeout );
1684 SetLastError( RtlNtStatusToDosError(status) );
1685 handle = INVALID_HANDLE_VALUE;
1688 RtlFreeUnicodeString( &nameW );
1693 /******************************************************************************
1694 * GetMailslotInfo [KERNEL32.@]
1696 * Retrieve information about a mailslot.
1699 * hMailslot [I] Mailslot handle
1700 * lpMaxMessageSize [O] Address of maximum message size
1701 * lpNextSize [O] Address of size of next message
1702 * lpMessageCount [O] Address of number of messages
1703 * lpReadTimeout [O] Address of read time-out
1709 BOOL WINAPI GetMailslotInfo( HANDLE hMailslot, LPDWORD lpMaxMessageSize,
1710 LPDWORD lpNextSize, LPDWORD lpMessageCount,
1711 LPDWORD lpReadTimeout )
1713 FILE_MAILSLOT_QUERY_INFORMATION info;
1714 IO_STATUS_BLOCK iosb;
1717 TRACE("%p %p %p %p %p\n",hMailslot, lpMaxMessageSize,
1718 lpNextSize, lpMessageCount, lpReadTimeout);
1720 status = NtQueryInformationFile( hMailslot, &iosb, &info, sizeof info,
1721 FileMailslotQueryInformation );
1723 if( status != STATUS_SUCCESS )
1725 SetLastError( RtlNtStatusToDosError(status) );
1729 if( lpMaxMessageSize )
1730 *lpMaxMessageSize = info.MaximumMessageSize;
1732 *lpNextSize = info.NextMessageSize;
1733 if( lpMessageCount )
1734 *lpMessageCount = info.MessagesAvailable;
1736 *lpReadTimeout = info.ReadTimeout.QuadPart / -10000;
1742 /******************************************************************************
1743 * SetMailslotInfo [KERNEL32.@]
1745 * Set the read timeout of a mailslot.
1748 * hMailslot [I] Mailslot handle
1749 * dwReadTimeout [I] Timeout in milliseconds.
1755 BOOL WINAPI SetMailslotInfo( HANDLE hMailslot, DWORD dwReadTimeout)
1757 FILE_MAILSLOT_SET_INFORMATION info;
1758 IO_STATUS_BLOCK iosb;
1761 TRACE("%p %ld\n", hMailslot, dwReadTimeout);
1763 info.ReadTimeout.QuadPart = dwReadTimeout * -10000;
1764 status = NtSetInformationFile( hMailslot, &iosb, &info, sizeof info,
1765 FileMailslotSetInformation );
1766 if( status != STATUS_SUCCESS )
1768 SetLastError( RtlNtStatusToDosError(status) );
1775 /******************************************************************************
1776 * CreateIoCompletionPort (KERNEL32.@)
1778 HANDLE WINAPI CreateIoCompletionPort(HANDLE hFileHandle, HANDLE hExistingCompletionPort,
1779 ULONG_PTR CompletionKey, DWORD dwNumberOfConcurrentThreads)
1781 FIXME("(%p, %p, %08lx, %08lx): stub.\n",
1782 hFileHandle, hExistingCompletionPort, CompletionKey, dwNumberOfConcurrentThreads);
1787 /******************************************************************************
1788 * GetQueuedCompletionStatus (KERNEL32.@)
1790 BOOL WINAPI GetQueuedCompletionStatus( HANDLE CompletionPort, LPDWORD lpNumberOfBytesTransferred,
1791 PULONG_PTR pCompletionKey, LPOVERLAPPED *lpOverlapped,
1792 DWORD dwMilliseconds )
1794 FIXME("(%p,%p,%p,%p,%ld), stub!\n",
1795 CompletionPort,lpNumberOfBytesTransferred,pCompletionKey,lpOverlapped,dwMilliseconds);
1796 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1800 /******************************************************************************
1801 * CreateJobObjectW (KERNEL32.@)
1803 HANDLE WINAPI CreateJobObjectW( LPSECURITY_ATTRIBUTES attr, LPCWSTR name )
1805 FIXME("%p %s\n", attr, debugstr_w(name) );
1806 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1810 /******************************************************************************
1811 * CreateJobObjectA (KERNEL32.@)
1813 HANDLE WINAPI CreateJobObjectA( LPSECURITY_ATTRIBUTES attr, LPCSTR name )
1819 TRACE("%p %s\n", attr, debugstr_a(name) );
1823 len = MultiByteToWideChar( CP_ACP, 0, name, -1, NULL, 0 );
1824 str = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
1827 SetLastError( ERROR_OUTOFMEMORY );
1830 len = MultiByteToWideChar( CP_ACP, 0, name, -1, str, len );
1833 r = CreateJobObjectW( attr, str );
1835 HeapFree( GetProcessHeap(), 0, str );
1840 /******************************************************************************
1841 * AssignProcessToJobObject (KERNEL32.@)
1843 BOOL WINAPI AssignProcessToJobObject( HANDLE hJob, HANDLE hProcess )
1845 FIXME("%p %p\n", hJob, hProcess);
1851 /***********************************************************************
1852 * InterlockedCompareExchange (KERNEL32.@)
1854 /* LONG WINAPI InterlockedCompareExchange( PLONG dest, LONG xchg, LONG compare ); */
1855 __ASM_GLOBAL_FUNC(InterlockedCompareExchange,
1856 "movl 12(%esp),%eax\n\t"
1857 "movl 8(%esp),%ecx\n\t"
1858 "movl 4(%esp),%edx\n\t"
1859 "lock; cmpxchgl %ecx,(%edx)\n\t"
1862 /***********************************************************************
1863 * InterlockedExchange (KERNEL32.@)
1865 /* LONG WINAPI InterlockedExchange( PLONG dest, LONG val ); */
1866 __ASM_GLOBAL_FUNC(InterlockedExchange,
1867 "movl 8(%esp),%eax\n\t"
1868 "movl 4(%esp),%edx\n\t"
1869 "lock; xchgl %eax,(%edx)\n\t"
1872 /***********************************************************************
1873 * InterlockedExchangeAdd (KERNEL32.@)
1875 /* LONG WINAPI InterlockedExchangeAdd( PLONG dest, LONG incr ); */
1876 __ASM_GLOBAL_FUNC(InterlockedExchangeAdd,
1877 "movl 8(%esp),%eax\n\t"
1878 "movl 4(%esp),%edx\n\t"
1879 "lock; xaddl %eax,(%edx)\n\t"
1882 /***********************************************************************
1883 * InterlockedIncrement (KERNEL32.@)
1885 /* LONG WINAPI InterlockedIncrement( PLONG dest ); */
1886 __ASM_GLOBAL_FUNC(InterlockedIncrement,
1887 "movl 4(%esp),%edx\n\t"
1889 "lock; xaddl %eax,(%edx)\n\t"
1893 /***********************************************************************
1894 * InterlockedDecrement (KERNEL32.@)
1896 __ASM_GLOBAL_FUNC(InterlockedDecrement,
1897 "movl 4(%esp),%edx\n\t"
1899 "lock; xaddl %eax,(%edx)\n\t"
1903 #else /* __i386__ */
1905 /***********************************************************************
1906 * InterlockedCompareExchange (KERNEL32.@)
1908 * Atomically swap one value with another.
1911 * dest [I/O] The value to replace
1912 * xchq [I] The value to be swapped
1913 * compare [I] The value to compare to dest
1916 * The resulting value of dest.
1919 * dest is updated only if it is equal to compare, otherwise no swap is done.
1921 LONG WINAPI InterlockedCompareExchange( LONG volatile *dest, LONG xchg, LONG compare )
1923 return interlocked_cmpxchg( (int *)dest, xchg, compare );
1926 /***********************************************************************
1927 * InterlockedExchange (KERNEL32.@)
1929 * Atomically swap one value with another.
1932 * dest [I/O] The value to replace
1933 * val [I] The value to be swapped
1936 * The resulting value of dest.
1938 LONG WINAPI InterlockedExchange( LONG volatile *dest, LONG val )
1940 return interlocked_xchg( (int *)dest, val );
1943 /***********************************************************************
1944 * InterlockedExchangeAdd (KERNEL32.@)
1946 * Atomically add one value to another.
1949 * dest [I/O] The value to add to
1950 * incr [I] The value to be added
1953 * The resulting value of dest.
1955 LONG WINAPI InterlockedExchangeAdd( LONG volatile *dest, LONG incr )
1957 return interlocked_xchg_add( (int *)dest, incr );
1960 /***********************************************************************
1961 * InterlockedIncrement (KERNEL32.@)
1963 * Atomically increment a value.
1966 * dest [I/O] The value to increment
1969 * The resulting value of dest.
1971 LONG WINAPI InterlockedIncrement( LONG volatile *dest )
1973 return interlocked_xchg_add( (int *)dest, 1 ) + 1;
1976 /***********************************************************************
1977 * InterlockedDecrement (KERNEL32.@)
1979 * Atomically decrement a value.
1982 * dest [I/O] The value to decrement
1985 * The resulting value of dest.
1987 LONG WINAPI InterlockedDecrement( LONG volatile *dest )
1989 return interlocked_xchg_add( (int *)dest, -1 ) - 1;
1992 #endif /* __i386__ */