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Diffstat (limited to 'sal/inc/osl/conditn.h')
-rw-r--r-- | sal/inc/osl/conditn.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/sal/inc/osl/conditn.h b/sal/inc/osl/conditn.h new file mode 100644 index 000000000000..88478c377bf3 --- /dev/null +++ b/sal/inc/osl/conditn.h @@ -0,0 +1,94 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + + +#ifndef _OSL_CONDITION_H_ +#define _OSL_CONDITION_H_ + +#include <osl/time.h> + +#ifdef __cplusplus +extern "C" { +#endif + +typedef void* oslCondition; + +typedef enum { + osl_cond_result_ok, /* successful completion */ + osl_cond_result_error, /* error occurred, check osl_getLastSocketError() for details */ + osl_cond_result_timeout, /* blocking operation timed out */ + osl_cond_result_FORCE_EQUAL_SIZE = SAL_MAX_ENUM +} oslConditionResult; + +/** Creates a condition. + The condition is in the reset-state. + @returns 0 if condition could not be created. +*/ +oslCondition SAL_CALL osl_createCondition(void); + +/** Free the memory used by the condition. + @param Condition the condition handle. +*/ +void SAL_CALL osl_destroyCondition(oslCondition Condition); + +/** Sets condition to True => wait() will not block, check() returns True. + NOTE: ALL threads waiting on this condition are unblocked! + @param Condition handle to a created condition. + @return False if system-call failed. +*/ +sal_Bool SAL_CALL osl_setCondition(oslCondition Condition); + +/** Sets condition to False => wait() will block, check() returns False + @param Condition handle to a created condition. + @return False if system-call failed. +*/ +sal_Bool SAL_CALL osl_resetCondition(oslCondition Condition); + +/** Blocks if condition is not set<BR> + If condition has been destroyed prematurely, wait() will + return with False. + @param Condition handle to a created condition. + @param pTimeout Tiemout value or NULL for infinite waiting + @return False if system-call failed. +*/ +oslConditionResult SAL_CALL osl_waitCondition(oslCondition Condition, const TimeValue* pTimeout); + +/** Queries the state of the condition without blocking. + @param Condition handle to a created condition. + @return True: condition is set. <BR> + False: condition is not set. <BR> +*/ +sal_Bool SAL_CALL osl_checkCondition(oslCondition Condition); + +#ifdef __cplusplus +} +#endif + +#endif /* _OSL_CONDITION_H_ */ + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |