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>
32 #ifdef HAVE_SYS_POLL_H
41 #include "wine/server.h"
42 #include "wine/unicode.h"
45 #include "wine/debug.h"
47 WINE_DEFAULT_DEBUG_CHANNEL(win32);
49 /* check if current version is NT or Win95 */
50 inline static int is_version_nt(void)
52 return !(GetVersion() & 0x80000000);
56 /***********************************************************************
57 * InitializeCriticalSection (KERNEL32.@)
59 void WINAPI InitializeCriticalSection( CRITICAL_SECTION *crit )
61 NTSTATUS ret = RtlInitializeCriticalSection( crit );
62 if (ret) RtlRaiseStatus( ret );
65 /***********************************************************************
66 * InitializeCriticalSectionAndSpinCount (KERNEL32.@)
68 BOOL WINAPI InitializeCriticalSectionAndSpinCount( CRITICAL_SECTION *crit, DWORD spincount )
70 NTSTATUS ret = RtlInitializeCriticalSectionAndSpinCount( crit, spincount );
71 if (ret) RtlRaiseStatus( ret );
75 /***********************************************************************
76 * SetCriticalSectionSpinCount (KERNEL32.@)
77 * This function is available on NT4SP3 or later, but not Win98
80 DWORD WINAPI SetCriticalSectionSpinCount( CRITICAL_SECTION *crit, DWORD spincount )
82 ULONG_PTR oldspincount = crit->SpinCount;
83 if(spincount) FIXME("critsection=%p: spincount=%ld not supported\n", crit, spincount);
84 crit->SpinCount = spincount;
88 /***********************************************************************
89 * MakeCriticalSectionGlobal (KERNEL32.@)
91 void WINAPI MakeCriticalSectionGlobal( CRITICAL_SECTION *crit )
93 /* let's assume that only one thread at a time will try to do this */
94 HANDLE sem = crit->LockSemaphore;
95 if (!sem) NtCreateSemaphore( &sem, SEMAPHORE_ALL_ACCESS, NULL, 0, 1 );
96 crit->LockSemaphore = ConvertToGlobalHandle( sem );
100 /***********************************************************************
101 * ReinitializeCriticalSection (KERNEL32.@)
103 void WINAPI ReinitializeCriticalSection( CRITICAL_SECTION *crit )
105 if ( !crit->LockSemaphore )
106 RtlInitializeCriticalSection( crit );
110 /***********************************************************************
111 * UninitializeCriticalSection (KERNEL32.@)
113 void WINAPI UninitializeCriticalSection( CRITICAL_SECTION *crit )
115 RtlDeleteCriticalSection( crit );
119 /***********************************************************************
120 * CreateEventA (KERNEL32.@)
122 HANDLE WINAPI CreateEventA( SECURITY_ATTRIBUTES *sa, BOOL manual_reset,
123 BOOL initial_state, LPCSTR name )
125 WCHAR buffer[MAX_PATH];
127 if (!name) return CreateEventW( sa, manual_reset, initial_state, NULL );
129 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
131 SetLastError( ERROR_FILENAME_EXCED_RANGE );
134 return CreateEventW( sa, manual_reset, initial_state, buffer );
138 /***********************************************************************
139 * CreateEventW (KERNEL32.@)
141 HANDLE WINAPI CreateEventW( SECURITY_ATTRIBUTES *sa, BOOL manual_reset,
142 BOOL initial_state, LPCWSTR name )
145 DWORD len = name ? strlenW(name) : 0;
148 SetLastError( ERROR_FILENAME_EXCED_RANGE );
151 /* one buggy program needs this
152 * ("Van Dale Groot woordenboek der Nederlandse taal")
154 if (sa && IsBadReadPtr(sa,sizeof(SECURITY_ATTRIBUTES)))
156 ERR("Bad security attributes pointer %p\n",sa);
157 SetLastError( ERROR_INVALID_PARAMETER);
160 SERVER_START_REQ( create_event )
162 req->manual_reset = manual_reset;
163 req->initial_state = initial_state;
164 req->inherit = (sa && (sa->nLength>=sizeof(*sa)) && sa->bInheritHandle);
165 wine_server_add_data( req, name, len * sizeof(WCHAR) );
167 wine_server_call_err( req );
175 /***********************************************************************
176 * CreateW32Event (KERNEL.457)
178 HANDLE WINAPI WIN16_CreateEvent( BOOL manual_reset, BOOL initial_state )
180 return CreateEventA( NULL, manual_reset, initial_state, NULL );
184 /***********************************************************************
185 * OpenEventA (KERNEL32.@)
187 HANDLE WINAPI OpenEventA( DWORD access, BOOL inherit, LPCSTR name )
189 WCHAR buffer[MAX_PATH];
191 if (!name) return OpenEventW( access, inherit, NULL );
193 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
195 SetLastError( ERROR_FILENAME_EXCED_RANGE );
198 return OpenEventW( access, inherit, buffer );
202 /***********************************************************************
203 * OpenEventW (KERNEL32.@)
205 HANDLE WINAPI OpenEventW( DWORD access, BOOL inherit, LPCWSTR name )
208 DWORD len = name ? strlenW(name) : 0;
211 SetLastError( ERROR_FILENAME_EXCED_RANGE );
214 if (!is_version_nt()) access = EVENT_ALL_ACCESS;
216 SERVER_START_REQ( open_event )
218 req->access = access;
219 req->inherit = inherit;
220 wine_server_add_data( req, name, len * sizeof(WCHAR) );
221 wine_server_call_err( req );
229 /***********************************************************************
232 * Execute an event operation (set,reset,pulse).
234 static BOOL EVENT_Operation( HANDLE handle, enum event_op op )
237 SERVER_START_REQ( event_op )
239 req->handle = handle;
241 ret = !wine_server_call_err( req );
248 /***********************************************************************
249 * PulseEvent (KERNEL32.@)
251 BOOL WINAPI PulseEvent( HANDLE handle )
253 return EVENT_Operation( handle, PULSE_EVENT );
257 /***********************************************************************
258 * SetW32Event (KERNEL.458)
259 * SetEvent (KERNEL32.@)
261 BOOL WINAPI SetEvent( HANDLE handle )
263 return EVENT_Operation( handle, SET_EVENT );
267 /***********************************************************************
268 * ResetW32Event (KERNEL.459)
269 * ResetEvent (KERNEL32.@)
271 BOOL WINAPI ResetEvent( HANDLE handle )
273 return EVENT_Operation( handle, RESET_EVENT );
277 /***********************************************************************
278 * NOTE: The Win95 VWin32_Event routines given below are really low-level
279 * routines implemented directly by VWin32. The user-mode libraries
280 * implement Win32 synchronisation routines on top of these low-level
281 * primitives. We do it the other way around here :-)
284 /***********************************************************************
285 * VWin32_EventCreate (KERNEL.442)
287 HANDLE WINAPI VWin32_EventCreate(VOID)
289 HANDLE hEvent = CreateEventA( NULL, FALSE, 0, NULL );
290 return ConvertToGlobalHandle( hEvent );
293 /***********************************************************************
294 * VWin32_EventDestroy (KERNEL.443)
296 VOID WINAPI VWin32_EventDestroy(HANDLE event)
298 CloseHandle( event );
301 /***********************************************************************
302 * VWin32_EventWait (KERNEL.450)
304 VOID WINAPI VWin32_EventWait(HANDLE event)
308 ReleaseThunkLock( &mutex_count );
309 WaitForSingleObject( event, INFINITE );
310 RestoreThunkLock( mutex_count );
313 /***********************************************************************
314 * VWin32_EventSet (KERNEL.451)
315 * KERNEL_479 (KERNEL.479)
317 VOID WINAPI VWin32_EventSet(HANDLE event)
324 /***********************************************************************
325 * CreateMutexA (KERNEL32.@)
327 HANDLE WINAPI CreateMutexA( SECURITY_ATTRIBUTES *sa, BOOL owner, LPCSTR name )
329 WCHAR buffer[MAX_PATH];
331 if (!name) return CreateMutexW( sa, owner, NULL );
333 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
335 SetLastError( ERROR_FILENAME_EXCED_RANGE );
338 return CreateMutexW( sa, owner, buffer );
342 /***********************************************************************
343 * CreateMutexW (KERNEL32.@)
345 HANDLE WINAPI CreateMutexW( SECURITY_ATTRIBUTES *sa, BOOL owner, LPCWSTR name )
348 DWORD len = name ? strlenW(name) : 0;
351 SetLastError( ERROR_FILENAME_EXCED_RANGE );
354 SERVER_START_REQ( create_mutex )
357 req->inherit = (sa && (sa->nLength>=sizeof(*sa)) && sa->bInheritHandle);
358 wine_server_add_data( req, name, len * sizeof(WCHAR) );
360 wine_server_call_err( req );
368 /***********************************************************************
369 * OpenMutexA (KERNEL32.@)
371 HANDLE WINAPI OpenMutexA( DWORD access, BOOL inherit, LPCSTR name )
373 WCHAR buffer[MAX_PATH];
375 if (!name) return OpenMutexW( access, inherit, NULL );
377 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
379 SetLastError( ERROR_FILENAME_EXCED_RANGE );
382 return OpenMutexW( access, inherit, buffer );
386 /***********************************************************************
387 * OpenMutexW (KERNEL32.@)
389 HANDLE WINAPI OpenMutexW( DWORD access, BOOL inherit, LPCWSTR name )
392 DWORD len = name ? strlenW(name) : 0;
395 SetLastError( ERROR_FILENAME_EXCED_RANGE );
398 if (!is_version_nt()) access = MUTEX_ALL_ACCESS;
400 SERVER_START_REQ( open_mutex )
402 req->access = access;
403 req->inherit = inherit;
404 wine_server_add_data( req, name, len * sizeof(WCHAR) );
405 wine_server_call_err( req );
413 /***********************************************************************
414 * ReleaseMutex (KERNEL32.@)
416 BOOL WINAPI ReleaseMutex( HANDLE handle )
419 SERVER_START_REQ( release_mutex )
421 req->handle = handle;
422 ret = !wine_server_call_err( req );
434 /***********************************************************************
435 * CreateSemaphoreA (KERNEL32.@)
437 HANDLE WINAPI CreateSemaphoreA( SECURITY_ATTRIBUTES *sa, LONG initial, LONG max, LPCSTR name )
439 WCHAR buffer[MAX_PATH];
441 if (!name) return CreateSemaphoreW( sa, initial, max, NULL );
443 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
445 SetLastError( ERROR_FILENAME_EXCED_RANGE );
448 return CreateSemaphoreW( sa, initial, max, buffer );
452 /***********************************************************************
453 * CreateSemaphoreW (KERNEL32.@)
455 HANDLE WINAPI CreateSemaphoreW( SECURITY_ATTRIBUTES *sa, LONG initial,
456 LONG max, LPCWSTR name )
459 DWORD len = name ? strlenW(name) : 0;
461 /* Check parameters */
463 if ((max <= 0) || (initial < 0) || (initial > max))
465 SetLastError( ERROR_INVALID_PARAMETER );
470 SetLastError( ERROR_FILENAME_EXCED_RANGE );
474 SERVER_START_REQ( create_semaphore )
476 req->initial = (unsigned int)initial;
477 req->max = (unsigned int)max;
478 req->inherit = (sa && (sa->nLength>=sizeof(*sa)) && sa->bInheritHandle);
479 wine_server_add_data( req, name, len * sizeof(WCHAR) );
481 wine_server_call_err( req );
489 /***********************************************************************
490 * OpenSemaphoreA (KERNEL32.@)
492 HANDLE WINAPI OpenSemaphoreA( DWORD access, BOOL inherit, LPCSTR name )
494 WCHAR buffer[MAX_PATH];
496 if (!name) return OpenSemaphoreW( access, inherit, NULL );
498 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
500 SetLastError( ERROR_FILENAME_EXCED_RANGE );
503 return OpenSemaphoreW( access, inherit, buffer );
507 /***********************************************************************
508 * OpenSemaphoreW (KERNEL32.@)
510 HANDLE WINAPI OpenSemaphoreW( DWORD access, BOOL inherit, LPCWSTR name )
513 DWORD len = name ? strlenW(name) : 0;
516 SetLastError( ERROR_FILENAME_EXCED_RANGE );
519 if (!is_version_nt()) access = SEMAPHORE_ALL_ACCESS;
521 SERVER_START_REQ( open_semaphore )
523 req->access = access;
524 req->inherit = inherit;
525 wine_server_add_data( req, name, len * sizeof(WCHAR) );
526 wine_server_call_err( req );
534 /***********************************************************************
535 * ReleaseSemaphore (KERNEL32.@)
537 BOOL WINAPI ReleaseSemaphore( HANDLE handle, LONG count, LONG *previous )
539 NTSTATUS status = NtReleaseSemaphore( handle, count, previous );
540 if (status) SetLastError( RtlNtStatusToDosError(status) );
550 /***********************************************************************
551 * CreateWaitableTimerA (KERNEL32.@)
553 HANDLE WINAPI CreateWaitableTimerA( SECURITY_ATTRIBUTES *sa, BOOL manual, LPCSTR name )
555 WCHAR buffer[MAX_PATH];
557 if (!name) return CreateWaitableTimerW( sa, manual, NULL );
559 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
561 SetLastError( ERROR_FILENAME_EXCED_RANGE );
564 return CreateWaitableTimerW( sa, manual, buffer );
568 /***********************************************************************
569 * CreateWaitableTimerW (KERNEL32.@)
571 HANDLE WINAPI CreateWaitableTimerW( SECURITY_ATTRIBUTES *sa, BOOL manual, LPCWSTR name )
577 OBJECT_ATTRIBUTES oa;
579 if (name) RtlInitUnicodeString(&us, name);
580 if (sa && (sa->nLength >= sizeof(*sa)) && sa->bInheritHandle)
582 InitializeObjectAttributes(&oa, name ? &us : NULL, attr,
583 NULL /* FIXME */, NULL /* FIXME */);
584 status = NtCreateTimer(&handle, TIMER_ALL_ACCESS, &oa,
585 manual ? NotificationTimer : SynchronizationTimer);
587 if (status != STATUS_SUCCESS)
589 SetLastError( RtlNtStatusToDosError(status) );
596 /***********************************************************************
597 * OpenWaitableTimerA (KERNEL32.@)
599 HANDLE WINAPI OpenWaitableTimerA( DWORD access, BOOL inherit, LPCSTR name )
601 WCHAR buffer[MAX_PATH];
603 if (!name) return OpenWaitableTimerW( access, inherit, NULL );
605 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
607 SetLastError( ERROR_FILENAME_EXCED_RANGE );
610 return OpenWaitableTimerW( access, inherit, buffer );
614 /***********************************************************************
615 * OpenWaitableTimerW (KERNEL32.@)
617 HANDLE WINAPI OpenWaitableTimerW( DWORD access, BOOL inherit, LPCWSTR name )
623 OBJECT_ATTRIBUTES oa;
625 if (inherit) attr |= OBJ_INHERIT;
627 if (name) RtlInitUnicodeString(&us, name);
628 InitializeObjectAttributes(&oa, name ? &us : NULL, attr, NULL /* FIXME */, NULL /* FIXME */);
629 status = NtOpenTimer(&handle, access, &oa);
630 if (status != STATUS_SUCCESS)
632 SetLastError( RtlNtStatusToDosError(status) );
639 /***********************************************************************
640 * SetWaitableTimer (KERNEL32.@)
642 BOOL WINAPI SetWaitableTimer( HANDLE handle, const LARGE_INTEGER *when, LONG period,
643 PTIMERAPCROUTINE callback, LPVOID arg, BOOL resume )
645 NTSTATUS status = NtSetTimer(handle, when, callback, arg, resume, period, NULL);
647 if (status != STATUS_SUCCESS)
649 SetLastError( RtlNtStatusToDosError(status) );
650 if (status != STATUS_TIMER_RESUME_IGNORED) return FALSE;
656 /***********************************************************************
657 * CancelWaitableTimer (KERNEL32.@)
659 BOOL WINAPI CancelWaitableTimer( HANDLE handle )
663 status = NtCancelTimer(handle, NULL);
664 if (status != STATUS_SUCCESS)
666 SetLastError( RtlNtStatusToDosError(status) );
673 /***********************************************************************
674 * CreateTimerQueue (KERNEL32.@)
676 HANDLE WINAPI CreateTimerQueue(void)
679 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
684 /***********************************************************************
685 * DeleteTimerQueueEx (KERNEL32.@)
687 BOOL WINAPI DeleteTimerQueueEx(HANDLE TimerQueue, HANDLE CompletionEvent)
689 FIXME("(%p, %p): stub\n", TimerQueue, CompletionEvent);
690 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
694 /***********************************************************************
695 * CreateTimerQueueTimer (KERNEL32.@)
697 * Creates a timer-queue timer. This timer expires at the specified due
698 * time (in ms), then after every specified period (in ms). When the timer
699 * expires, the callback function is called.
702 * nonzero on success or zero on faillure
707 BOOL WINAPI CreateTimerQueueTimer( PHANDLE phNewTimer, HANDLE TimerQueue,
708 WAITORTIMERCALLBACK Callback, PVOID Parameter,
709 DWORD DueTime, DWORD Period, ULONG Flags )
712 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
716 /***********************************************************************
717 * DeleteTimerQueueTimer (KERNEL32.@)
719 * Cancels a timer-queue timer.
722 * nonzero on success or zero on faillure
727 BOOL WINAPI DeleteTimerQueueTimer( HANDLE TimerQueue, HANDLE Timer,
728 HANDLE CompletionEvent )
731 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
741 /***********************************************************************
742 * CreateNamedPipeA (KERNEL32.@)
744 HANDLE WINAPI CreateNamedPipeA( LPCSTR name, DWORD dwOpenMode,
745 DWORD dwPipeMode, DWORD nMaxInstances,
746 DWORD nOutBufferSize, DWORD nInBufferSize,
747 DWORD nDefaultTimeOut, LPSECURITY_ATTRIBUTES attr )
749 WCHAR buffer[MAX_PATH];
751 if (!name) return CreateNamedPipeW( NULL, dwOpenMode, dwPipeMode, nMaxInstances,
752 nOutBufferSize, nInBufferSize, nDefaultTimeOut, attr );
754 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
756 SetLastError( ERROR_FILENAME_EXCED_RANGE );
757 return INVALID_HANDLE_VALUE;
759 return CreateNamedPipeW( buffer, dwOpenMode, dwPipeMode, nMaxInstances,
760 nOutBufferSize, nInBufferSize, nDefaultTimeOut, attr );
764 /***********************************************************************
765 * CreateNamedPipeW (KERNEL32.@)
767 HANDLE WINAPI CreateNamedPipeW( LPCWSTR name, DWORD dwOpenMode,
768 DWORD dwPipeMode, DWORD nMaxInstances,
769 DWORD nOutBufferSize, DWORD nInBufferSize,
770 DWORD nDefaultTimeOut, LPSECURITY_ATTRIBUTES attr )
774 static const WCHAR leadin[] = {'\\','\\','.','\\','P','I','P','E','\\'};
776 TRACE("(%s, %#08lx, %#08lx, %ld, %ld, %ld, %ld, %p)\n",
777 debugstr_w(name), dwOpenMode, dwPipeMode, nMaxInstances,
778 nOutBufferSize, nInBufferSize, nDefaultTimeOut, attr );
782 SetLastError( ERROR_PATH_NOT_FOUND );
783 return INVALID_HANDLE_VALUE;
788 SetLastError( ERROR_FILENAME_EXCED_RANGE );
789 return INVALID_HANDLE_VALUE;
791 if (strncmpiW(name, leadin, sizeof(leadin)/sizeof(leadin[0])))
793 SetLastError( ERROR_INVALID_NAME );
794 return INVALID_HANDLE_VALUE;
796 SERVER_START_REQ( create_named_pipe )
798 req->openmode = dwOpenMode;
799 req->pipemode = dwPipeMode;
800 req->maxinstances = nMaxInstances;
801 req->outsize = nOutBufferSize;
802 req->insize = nInBufferSize;
803 req->timeout = nDefaultTimeOut;
804 wine_server_add_data( req, name, len * sizeof(WCHAR) );
806 if (!wine_server_call_err( req )) ret = reply->handle;
807 else ret = INVALID_HANDLE_VALUE;
814 /***********************************************************************
815 * PeekNamedPipe (KERNEL32.@)
817 BOOL WINAPI PeekNamedPipe( HANDLE hPipe, LPVOID lpvBuffer, DWORD cbBuffer,
818 LPDWORD lpcbRead, LPDWORD lpcbAvail, LPDWORD lpcbMessage )
823 fd = FILE_GetUnixHandle(hPipe, GENERIC_READ);
824 if (fd == -1) return FALSE;
826 if (ioctl(fd,FIONREAD, &avail ) != 0)
828 TRACE("FIONREAD failed reason: %s\n",strerror(errno));
832 if (!avail) /* check for closed pipe */
834 struct pollfd pollfd;
836 pollfd.events = POLLIN;
838 switch (poll( &pollfd, 1, 0 ))
842 case 1: /* got something */
843 if (!(pollfd.revents & (POLLHUP | POLLERR))) break;
844 TRACE("POLLHUP | POLLERR\n");
848 SetLastError(ERROR_BROKEN_PIPE);
853 TRACE(" 0x%08x bytes available\n", avail );
854 if (!lpvBuffer && lpcbAvail)
859 #endif /* defined(FIONREAD) */
861 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
862 FIXME("function not implemented\n");
866 /***********************************************************************
867 * SYNC_CompletePipeOverlapped (Internal)
869 static void SYNC_CompletePipeOverlapped (LPOVERLAPPED overlapped, DWORD result)
871 TRACE("for %p result %08lx\n",overlapped,result);
874 overlapped->Internal = result;
875 SetEvent(overlapped->hEvent);
879 /***********************************************************************
880 * WaitNamedPipeA (KERNEL32.@)
882 BOOL WINAPI WaitNamedPipeA (LPCSTR name, DWORD nTimeOut)
884 WCHAR buffer[MAX_PATH];
886 if (!name) return WaitNamedPipeW( NULL, nTimeOut );
888 if (!MultiByteToWideChar( CP_ACP, 0, name, -1, buffer, MAX_PATH ))
890 SetLastError( ERROR_FILENAME_EXCED_RANGE );
893 return WaitNamedPipeW( buffer, nTimeOut );
897 /***********************************************************************
898 * WaitNamedPipeW (KERNEL32.@)
900 BOOL WINAPI WaitNamedPipeW (LPCWSTR name, DWORD nTimeOut)
902 DWORD len = name ? strlenW(name) : 0;
908 SetLastError( ERROR_FILENAME_EXCED_RANGE );
912 TRACE("%s 0x%08lx\n",debugstr_w(name),nTimeOut);
914 memset(&ov,0,sizeof(ov));
915 ov.hEvent = CreateEventA( NULL, 0, 0, NULL );
919 SERVER_START_REQ( wait_named_pipe )
921 req->timeout = nTimeOut;
922 req->overlapped = &ov;
923 req->func = SYNC_CompletePipeOverlapped;
924 wine_server_add_data( req, name, len * sizeof(WCHAR) );
925 ret = !wine_server_call_err( req );
931 if (WAIT_OBJECT_0==WaitForSingleObject(ov.hEvent,INFINITE))
933 SetLastError(ov.Internal);
934 ret = (ov.Internal==STATUS_SUCCESS);
937 CloseHandle(ov.hEvent);
942 /***********************************************************************
943 * SYNC_ConnectNamedPipe (Internal)
945 static BOOL SYNC_ConnectNamedPipe(HANDLE hPipe, LPOVERLAPPED overlapped)
952 overlapped->Internal = STATUS_PENDING;
954 SERVER_START_REQ( connect_named_pipe )
957 req->overlapped = overlapped;
958 req->func = SYNC_CompletePipeOverlapped;
959 ret = !wine_server_call_err( req );
966 /***********************************************************************
967 * ConnectNamedPipe (KERNEL32.@)
969 BOOL WINAPI ConnectNamedPipe(HANDLE hPipe, LPOVERLAPPED overlapped)
974 TRACE("(%p,%p)\n",hPipe, overlapped);
978 if(SYNC_ConnectNamedPipe(hPipe,overlapped))
979 SetLastError( ERROR_IO_PENDING );
983 memset(&ov,0,sizeof(ov));
984 ov.hEvent = CreateEventA(NULL,0,0,NULL);
988 ret=SYNC_ConnectNamedPipe(hPipe, &ov);
991 if (WAIT_OBJECT_0==WaitForSingleObject(ov.hEvent,INFINITE))
993 SetLastError(ov.Internal);
994 ret = (ov.Internal==STATUS_SUCCESS);
998 CloseHandle(ov.hEvent);
1003 /***********************************************************************
1004 * DisconnectNamedPipe (KERNEL32.@)
1006 BOOL WINAPI DisconnectNamedPipe(HANDLE hPipe)
1010 TRACE("(%p)\n",hPipe);
1012 SERVER_START_REQ( disconnect_named_pipe )
1014 req->handle = hPipe;
1015 ret = !wine_server_call_err( req );
1016 if (ret && reply->fd != -1) close( reply->fd );
1023 /***********************************************************************
1024 * TransactNamedPipe (KERNEL32.@)
1026 BOOL WINAPI TransactNamedPipe(
1027 HANDLE hPipe, LPVOID lpInput, DWORD dwInputSize, LPVOID lpOutput,
1028 DWORD dwOutputSize, LPDWORD lpBytesRead, LPOVERLAPPED lpOverlapped)
1030 FIXME("%p %p %ld %p %ld %p %p\n",
1031 hPipe, lpInput, dwInputSize, lpOutput,
1032 dwOutputSize, lpBytesRead, lpOverlapped);
1038 /***********************************************************************
1039 * GetNamedPipeInfo (KERNEL32.@)
1041 BOOL WINAPI GetNamedPipeInfo(
1042 HANDLE hNamedPipe, LPDWORD lpFlags, LPDWORD lpOutputBufferSize,
1043 LPDWORD lpInputBufferSize, LPDWORD lpMaxInstances)
1047 TRACE("%p %p %p %p %p\n", hNamedPipe, lpFlags,
1048 lpOutputBufferSize, lpInputBufferSize, lpMaxInstances);
1050 SERVER_START_REQ( get_named_pipe_info )
1052 req->handle = hNamedPipe;
1053 ret = !wine_server_call_err( req );
1054 if(lpFlags) *lpFlags = reply->flags;
1055 if(lpOutputBufferSize) *lpOutputBufferSize = reply->outsize;
1056 if(lpInputBufferSize) *lpInputBufferSize = reply->outsize;
1057 if(lpMaxInstances) *lpMaxInstances = reply->maxinstances;
1064 /***********************************************************************
1065 * GetNamedPipeHandleStateA (KERNEL32.@)
1067 BOOL WINAPI GetNamedPipeHandleStateA(
1068 HANDLE hNamedPipe, LPDWORD lpState, LPDWORD lpCurInstances,
1069 LPDWORD lpMaxCollectionCount, LPDWORD lpCollectDataTimeout,
1070 LPSTR lpUsername, DWORD nUsernameMaxSize)
1072 FIXME("%p %p %p %p %p %p %ld\n",
1073 hNamedPipe, lpState, lpCurInstances,
1074 lpMaxCollectionCount, lpCollectDataTimeout,
1075 lpUsername, nUsernameMaxSize);
1080 /***********************************************************************
1081 * GetNamedPipeHandleStateW (KERNEL32.@)
1083 BOOL WINAPI GetNamedPipeHandleStateW(
1084 HANDLE hNamedPipe, LPDWORD lpState, LPDWORD lpCurInstances,
1085 LPDWORD lpMaxCollectionCount, LPDWORD lpCollectDataTimeout,
1086 LPWSTR lpUsername, DWORD nUsernameMaxSize)
1088 FIXME("%p %p %p %p %p %p %ld\n",
1089 hNamedPipe, lpState, lpCurInstances,
1090 lpMaxCollectionCount, lpCollectDataTimeout,
1091 lpUsername, nUsernameMaxSize);
1096 /***********************************************************************
1097 * SetNamedPipeHandleState (KERNEL32.@)
1099 BOOL WINAPI SetNamedPipeHandleState(
1100 HANDLE hNamedPipe, LPDWORD lpMode, LPDWORD lpMaxCollectionCount,
1101 LPDWORD lpCollectDataTimeout)
1103 FIXME("%p %p %p %p\n",
1104 hNamedPipe, lpMode, lpMaxCollectionCount, lpCollectDataTimeout);
1108 /***********************************************************************
1109 * CallNamedPipeA (KERNEL32.@)
1111 BOOL WINAPI CallNamedPipeA(
1112 LPCSTR lpNamedPipeName, LPVOID lpInput, DWORD lpInputSize,
1113 LPVOID lpOutput, DWORD lpOutputSize,
1114 LPDWORD lpBytesRead, DWORD nTimeout)
1116 FIXME("%s %p %ld %p %ld %p %ld\n",
1117 debugstr_a(lpNamedPipeName), lpInput, lpInputSize,
1118 lpOutput, lpOutputSize, lpBytesRead, nTimeout);
1122 /***********************************************************************
1123 * CallNamedPipeW (KERNEL32.@)
1125 BOOL WINAPI CallNamedPipeW(
1126 LPCWSTR lpNamedPipeName, LPVOID lpInput, DWORD lpInputSize,
1127 LPVOID lpOutput, DWORD lpOutputSize,
1128 LPDWORD lpBytesRead, DWORD nTimeout)
1130 FIXME("%s %p %ld %p %ld %p %ld\n",
1131 debugstr_w(lpNamedPipeName), lpInput, lpInputSize,
1132 lpOutput, lpOutputSize, lpBytesRead, nTimeout);
1136 /******************************************************************
1137 * CreatePipe (KERNEL32.@)
1140 BOOL WINAPI CreatePipe( PHANDLE hReadPipe, PHANDLE hWritePipe,
1141 LPSECURITY_ATTRIBUTES sa, DWORD size )
1143 static unsigned index = 0;
1146 unsigned in_index = index;
1148 *hReadPipe = *hWritePipe = INVALID_HANDLE_VALUE;
1149 /* generate a unique pipe name (system wide) */
1152 sprintf(name, "\\\\.\\pipe\\Win32.Pipes.%08lu.%08u", GetCurrentProcessId(), ++index);
1153 hr = CreateNamedPipeA(name, PIPE_ACCESS_INBOUND,
1154 PIPE_TYPE_BYTE | PIPE_WAIT, 1, size, size,
1155 NMPWAIT_USE_DEFAULT_WAIT, sa);
1156 } while (hr == INVALID_HANDLE_VALUE && index != in_index);
1157 /* from completion sakeness, I think system resources might be exhausted before this happens !! */
1158 if (hr == INVALID_HANDLE_VALUE) return FALSE;
1160 hw = CreateFileA(name, GENERIC_WRITE, 0, sa, OPEN_EXISTING, 0, 0);
1161 if (hw == INVALID_HANDLE_VALUE)
1175 /***********************************************************************
1176 * InterlockedCompareExchange (KERNEL32.@)
1178 /* LONG WINAPI InterlockedCompareExchange( PLONG dest, LONG xchg, LONG compare ); */
1179 __ASM_GLOBAL_FUNC(InterlockedCompareExchange,
1180 "movl 12(%esp),%eax\n\t"
1181 "movl 8(%esp),%ecx\n\t"
1182 "movl 4(%esp),%edx\n\t"
1183 "lock; cmpxchgl %ecx,(%edx)\n\t"
1186 /***********************************************************************
1187 * InterlockedExchange (KERNEL32.@)
1189 /* LONG WINAPI InterlockedExchange( PLONG dest, LONG val ); */
1190 __ASM_GLOBAL_FUNC(InterlockedExchange,
1191 "movl 8(%esp),%eax\n\t"
1192 "movl 4(%esp),%edx\n\t"
1193 "lock; xchgl %eax,(%edx)\n\t"
1196 /***********************************************************************
1197 * InterlockedExchangeAdd (KERNEL32.@)
1199 /* LONG WINAPI InterlockedExchangeAdd( PLONG dest, LONG incr ); */
1200 __ASM_GLOBAL_FUNC(InterlockedExchangeAdd,
1201 "movl 8(%esp),%eax\n\t"
1202 "movl 4(%esp),%edx\n\t"
1203 "lock; xaddl %eax,(%edx)\n\t"
1206 /***********************************************************************
1207 * InterlockedIncrement (KERNEL32.@)
1209 /* LONG WINAPI InterlockedIncrement( PLONG dest ); */
1210 __ASM_GLOBAL_FUNC(InterlockedIncrement,
1211 "movl 4(%esp),%edx\n\t"
1213 "lock; xaddl %eax,(%edx)\n\t"
1217 /***********************************************************************
1218 * InterlockedDecrement (KERNEL32.@)
1220 __ASM_GLOBAL_FUNC(InterlockedDecrement,
1221 "movl 4(%esp),%edx\n\t"
1223 "lock; xaddl %eax,(%edx)\n\t"
1227 #else /* __i386__ */
1229 /***********************************************************************
1230 * InterlockedCompareExchange (KERNEL32.@)
1232 LONG WINAPI InterlockedCompareExchange( PLONG dest, LONG xchg, LONG compare )
1234 return interlocked_cmpxchg( dest, xchg, compare );
1237 /***********************************************************************
1238 * InterlockedExchange (KERNEL32.@)
1240 LONG WINAPI InterlockedExchange( PLONG dest, LONG val )
1242 return interlocked_xchg( dest, val );
1245 /***********************************************************************
1246 * InterlockedExchangeAdd (KERNEL32.@)
1248 LONG WINAPI InterlockedExchangeAdd( PLONG dest, LONG incr )
1250 return interlocked_xchg_add( dest, incr );
1253 /***********************************************************************
1254 * InterlockedIncrement (KERNEL32.@)
1256 LONG WINAPI InterlockedIncrement( PLONG dest )
1258 return interlocked_xchg_add( dest, 1 ) + 1;
1261 /***********************************************************************
1262 * InterlockedDecrement (KERNEL32.@)
1264 LONG WINAPI InterlockedDecrement( PLONG dest )
1266 return interlocked_xchg_add( dest, -1 ) - 1;
1269 #endif /* __i386__ */