1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir #include "system.h" 29*cdf0e10cSrcweir 30*cdf0e10cSrcweir #include <osl/conditn.h> 31*cdf0e10cSrcweir #include <osl/diagnose.h> 32*cdf0e10cSrcweir #include <osl/time.h> 33*cdf0e10cSrcweir 34*cdf0e10cSrcweir 35*cdf0e10cSrcweir 36*cdf0e10cSrcweir /* 37*cdf0e10cSrcweir under WIN32, we use the void* oslCondition 38*cdf0e10cSrcweir as a WIN32 HANDLE (which is also a 32-bit value) 39*cdf0e10cSrcweir */ 40*cdf0e10cSrcweir 41*cdf0e10cSrcweir /*****************************************************************************/ 42*cdf0e10cSrcweir /* osl_createCondition */ 43*cdf0e10cSrcweir /*****************************************************************************/ 44*cdf0e10cSrcweir oslCondition SAL_CALL osl_createCondition() 45*cdf0e10cSrcweir { 46*cdf0e10cSrcweir HEV hevCondition; 47*cdf0e10cSrcweir APIRET rc; 48*cdf0e10cSrcweir 49*cdf0e10cSrcweir rc = DosCreateEventSem( NULL, /* unnamed semaphore */ 50*cdf0e10cSrcweir &hevCondition, /* pointer to variable */ 51*cdf0e10cSrcweir /* for the sem-handle */ 52*cdf0e10cSrcweir DC_SEM_SHARED, /* shared semaphore */ 53*cdf0e10cSrcweir FALSE ); /* initial state is posted */ 54*cdf0e10cSrcweir 55*cdf0e10cSrcweir if( rc == NO_ERROR ) 56*cdf0e10cSrcweir return (oslCondition)hevCondition; 57*cdf0e10cSrcweir else 58*cdf0e10cSrcweir return NULL; 59*cdf0e10cSrcweir } 60*cdf0e10cSrcweir 61*cdf0e10cSrcweir /*****************************************************************************/ 62*cdf0e10cSrcweir /* osl_destroyCondition */ 63*cdf0e10cSrcweir /*****************************************************************************/ 64*cdf0e10cSrcweir void SAL_CALL osl_destroyCondition(oslCondition Condition) 65*cdf0e10cSrcweir { 66*cdf0e10cSrcweir if( Condition ) 67*cdf0e10cSrcweir DosCloseEventSem( (HEV) Condition ); 68*cdf0e10cSrcweir } 69*cdf0e10cSrcweir 70*cdf0e10cSrcweir /*****************************************************************************/ 71*cdf0e10cSrcweir /* osl_setCondition */ 72*cdf0e10cSrcweir /*****************************************************************************/ 73*cdf0e10cSrcweir sal_Bool SAL_CALL osl_setCondition(oslCondition Condition) 74*cdf0e10cSrcweir { 75*cdf0e10cSrcweir OSL_ASSERT(Condition); 76*cdf0e10cSrcweir 77*cdf0e10cSrcweir return DosPostEventSem((HEV)Condition) == NO_ERROR; 78*cdf0e10cSrcweir } 79*cdf0e10cSrcweir 80*cdf0e10cSrcweir /*****************************************************************************/ 81*cdf0e10cSrcweir /* osl_resetCondition */ 82*cdf0e10cSrcweir /*****************************************************************************/ 83*cdf0e10cSrcweir sal_Bool SAL_CALL osl_resetCondition(oslCondition Condition) 84*cdf0e10cSrcweir { 85*cdf0e10cSrcweir ULONG ulPostCount; 86*cdf0e10cSrcweir 87*cdf0e10cSrcweir OSL_ASSERT(Condition); 88*cdf0e10cSrcweir 89*cdf0e10cSrcweir return DosResetEventSem((HEV)Condition, &ulPostCount) == NO_ERROR; 90*cdf0e10cSrcweir } 91*cdf0e10cSrcweir 92*cdf0e10cSrcweir /*****************************************************************************/ 93*cdf0e10cSrcweir /* osl_waitCondition */ 94*cdf0e10cSrcweir /*****************************************************************************/ 95*cdf0e10cSrcweir oslConditionResult SAL_CALL osl_waitCondition(oslCondition Condition, const TimeValue * pTimeout ) 96*cdf0e10cSrcweir { 97*cdf0e10cSrcweir long nTimeout; 98*cdf0e10cSrcweir APIRET rc; 99*cdf0e10cSrcweir OSL_ASSERT(Condition); 100*cdf0e10cSrcweir 101*cdf0e10cSrcweir if( pTimeout ) 102*cdf0e10cSrcweir nTimeout = pTimeout->Seconds * 1000 + pTimeout->Nanosec / 1000000; 103*cdf0e10cSrcweir else 104*cdf0e10cSrcweir nTimeout = SEM_INDEFINITE_WAIT; 105*cdf0e10cSrcweir 106*cdf0e10cSrcweir rc = DosWaitEventSem((HEV)Condition, nTimeout ); 107*cdf0e10cSrcweir if( rc == ERROR_TIMEOUT ) 108*cdf0e10cSrcweir return osl_cond_result_timeout; 109*cdf0e10cSrcweir if( rc != NO_ERROR ) 110*cdf0e10cSrcweir return osl_cond_result_error; 111*cdf0e10cSrcweir 112*cdf0e10cSrcweir return osl_cond_result_ok; 113*cdf0e10cSrcweir } 114*cdf0e10cSrcweir 115*cdf0e10cSrcweir /*****************************************************************************/ 116*cdf0e10cSrcweir /* osl_checkCondition */ 117*cdf0e10cSrcweir /*****************************************************************************/ 118*cdf0e10cSrcweir sal_Bool SAL_CALL osl_checkCondition(oslCondition Condition) 119*cdf0e10cSrcweir { 120*cdf0e10cSrcweir OSL_ASSERT(Condition); 121*cdf0e10cSrcweir 122*cdf0e10cSrcweir return( DosWaitEventSem((HEV)Condition, SEM_IMMEDIATE_RETURN) == NO_ERROR); 123*cdf0e10cSrcweir } 124*cdf0e10cSrcweir 125