264 lines
7.2 KiB
C
264 lines
7.2 KiB
C
/*
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* Process synchronisation
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*
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* Copyright 1999, 2000 Juergen Schmied
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include "wine/debug.h"
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#include "winerror.h"
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#include "wine/unicode.h"
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#include "wine/server.h"
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#include "winternl.h"
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#include "ntdll_misc.h"
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WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
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/*
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* Semaphores
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*/
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/******************************************************************************
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* NtCreateSemaphore (NTDLL.@)
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*/
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NTSTATUS WINAPI NtCreateSemaphore( OUT PHANDLE SemaphoreHandle,
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IN ACCESS_MASK access,
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IN const OBJECT_ATTRIBUTES *attr OPTIONAL,
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IN ULONG InitialCount,
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IN ULONG MaximumCount )
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{
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DWORD len = attr && attr->ObjectName ? attr->ObjectName->Length : 0;
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NTSTATUS ret;
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if ((MaximumCount <= 0) || (InitialCount > MaximumCount))
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return STATUS_INVALID_PARAMETER;
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SERVER_START_REQ( create_semaphore )
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{
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req->initial = InitialCount;
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req->max = MaximumCount;
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req->inherit = attr && (attr->Attributes & OBJ_INHERIT);
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if (len) wine_server_add_data( req, attr->ObjectName->Buffer, len );
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ret = wine_server_call( req );
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*SemaphoreHandle = reply->handle;
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}
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SERVER_END_REQ;
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return ret;
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}
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/******************************************************************************
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* NtOpenSemaphore (NTDLL.@)
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*/
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NTSTATUS WINAPI NtOpenSemaphore( OUT PHANDLE SemaphoreHandle,
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IN ACCESS_MASK access,
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IN const OBJECT_ATTRIBUTES *attr )
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{
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DWORD len = attr && attr->ObjectName ? attr->ObjectName->Length : 0;
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NTSTATUS ret;
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SERVER_START_REQ( open_semaphore )
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{
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req->access = access;
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req->inherit = attr && (attr->Attributes & OBJ_INHERIT);
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if (len) wine_server_add_data( req, attr->ObjectName->Buffer, len );
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ret = wine_server_call( req );
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*SemaphoreHandle = reply->handle;
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}
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SERVER_END_REQ;
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return ret;
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}
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/******************************************************************************
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* NtQuerySemaphore (NTDLL.@)
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*/
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NTSTATUS WINAPI NtQuerySemaphore(
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HANDLE SemaphoreHandle,
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PVOID SemaphoreInformationClass,
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OUT PVOID SemaphoreInformation,
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ULONG Length,
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PULONG ReturnLength)
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{
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FIXME("(%p,%p,%p,0x%08lx,%p) stub!\n",
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SemaphoreHandle, SemaphoreInformationClass, SemaphoreInformation, Length, ReturnLength);
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return STATUS_SUCCESS;
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}
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/******************************************************************************
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* NtReleaseSemaphore (NTDLL.@)
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*/
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NTSTATUS WINAPI NtReleaseSemaphore( HANDLE handle, ULONG count, PULONG previous )
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{
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NTSTATUS ret;
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SERVER_START_REQ( release_semaphore )
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{
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req->handle = handle;
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req->count = count;
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if (!(ret = wine_server_call( req )))
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{
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if (previous) *previous = reply->prev_count;
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}
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}
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SERVER_END_REQ;
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return ret;
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}
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/*
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* Events
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*/
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/**************************************************************************
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* NtCreateEvent (NTDLL.@)
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* ZwCreateEvent (NTDLL.@)
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*/
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NTSTATUS WINAPI NtCreateEvent(
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OUT PHANDLE EventHandle,
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IN ACCESS_MASK DesiredAccess,
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IN const OBJECT_ATTRIBUTES *attr,
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IN BOOLEAN ManualReset,
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IN BOOLEAN InitialState)
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{
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DWORD len = attr && attr->ObjectName ? attr->ObjectName->Length : 0;
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NTSTATUS ret;
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SERVER_START_REQ( create_event )
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{
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req->manual_reset = ManualReset;
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req->initial_state = InitialState;
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req->inherit = attr && (attr->Attributes & OBJ_INHERIT);
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if (len) wine_server_add_data( req, attr->ObjectName->Buffer, len );
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ret = wine_server_call( req );
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*EventHandle = reply->handle;
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}
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SERVER_END_REQ;
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return ret;
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}
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/******************************************************************************
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* NtOpenEvent (NTDLL.@)
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* ZwOpenEvent (NTDLL.@)
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*/
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NTSTATUS WINAPI NtOpenEvent(
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OUT PHANDLE EventHandle,
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IN ACCESS_MASK DesiredAccess,
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IN const OBJECT_ATTRIBUTES *attr )
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{
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DWORD len = attr && attr->ObjectName ? attr->ObjectName->Length : 0;
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NTSTATUS ret;
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SERVER_START_REQ( open_event )
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{
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req->access = DesiredAccess;
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req->inherit = attr && (attr->Attributes & OBJ_INHERIT);
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if (len) wine_server_add_data( req, attr->ObjectName->Buffer, len );
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ret = wine_server_call( req );
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*EventHandle = reply->handle;
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}
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SERVER_END_REQ;
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return ret;
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}
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/******************************************************************************
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* NtSetEvent (NTDLL.@)
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* ZwSetEvent (NTDLL.@)
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*/
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NTSTATUS WINAPI NtSetEvent( HANDLE handle, PULONG NumberOfThreadsReleased )
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{
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NTSTATUS ret;
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/* FIXME: set NumberOfThreadsReleased */
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SERVER_START_REQ( event_op )
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{
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req->handle = handle;
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req->op = SET_EVENT;
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ret = wine_server_call( req );
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}
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SERVER_END_REQ;
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return ret;
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}
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/******************************************************************************
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* NtResetEvent (NTDLL.@)
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*/
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NTSTATUS WINAPI NtResetEvent( HANDLE handle, PULONG NumberOfThreadsReleased )
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{
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NTSTATUS ret;
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/* resetting an event can't release any thread... */
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if (NumberOfThreadsReleased) *NumberOfThreadsReleased = 0;
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SERVER_START_REQ( event_op )
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{
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req->handle = handle;
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req->op = RESET_EVENT;
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ret = wine_server_call( req );
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}
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SERVER_END_REQ;
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return ret;
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}
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/******************************************************************************
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* NtClearEvent (NTDLL.@)
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*
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* FIXME
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* same as NtResetEvent ???
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*/
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NTSTATUS WINAPI NtClearEvent ( HANDLE handle )
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{
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return NtResetEvent( handle, NULL );
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}
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/******************************************************************************
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* NtPulseEvent (NTDLL.@)
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*
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* FIXME
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* PulseCount
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*/
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NTSTATUS WINAPI NtPulseEvent( HANDLE handle, PULONG PulseCount )
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{
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NTSTATUS ret;
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FIXME("(%p,%p)\n", handle, PulseCount);
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SERVER_START_REQ( event_op )
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{
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req->handle = handle;
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req->op = PULSE_EVENT;
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ret = wine_server_call( req );
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}
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SERVER_END_REQ;
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return ret;
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}
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/******************************************************************************
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* NtQueryEvent (NTDLL.@)
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*/
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NTSTATUS WINAPI NtQueryEvent (
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IN HANDLE EventHandle,
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IN UINT EventInformationClass,
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OUT PVOID EventInformation,
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IN ULONG EventInformationLength,
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OUT PULONG ReturnLength)
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{
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FIXME("(%p)\n", EventHandle);
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return STATUS_SUCCESS;
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}
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