88 lines
3 KiB
C
88 lines
3 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_OSL_CONDITN_H
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#define INCLUDED_OSL_CONDITN_H
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#include <sal/config.h>
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#include <osl/time.h>
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#include <sal/saldllapi.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef void* oslCondition;
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typedef enum {
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osl_cond_result_ok, /* successful completion */
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osl_cond_result_error, /* error occurred, check osl_getLastSocketError() for details */
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osl_cond_result_timeout, /* blocking operation timed out */
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osl_cond_result_FORCE_EQUAL_SIZE = SAL_MAX_ENUM
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} oslConditionResult;
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/** Creates a condition.
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The condition is in the reset-state.
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@returns 0 if condition could not be created.
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*/
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SAL_DLLPUBLIC oslCondition SAL_CALL osl_createCondition(void);
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/** Free the memory used by the condition.
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@param Condition the condition handle.
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*/
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SAL_DLLPUBLIC void SAL_CALL osl_destroyCondition(oslCondition Condition);
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/** Sets condition to True => wait() will not block, check() returns True.
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NOTE: ALL threads waiting on this condition are unblocked!
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@param Condition handle to a created condition.
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@return False if system-call failed.
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*/
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SAL_DLLPUBLIC sal_Bool SAL_CALL osl_setCondition(oslCondition Condition);
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/** Sets condition to False => wait() will block, check() returns False
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@param Condition handle to a created condition.
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@return False if system-call failed.
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*/
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SAL_DLLPUBLIC sal_Bool SAL_CALL osl_resetCondition(oslCondition Condition);
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/** Blocks if condition is not set<BR>
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If condition has been destroyed prematurely, wait() will
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return with False.
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@param Condition handle to a created condition.
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@param pTimeout Tiemout value or NULL for infinite waiting
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@return False if system-call failed.
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*/
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SAL_DLLPUBLIC oslConditionResult SAL_CALL osl_waitCondition(oslCondition Condition, const TimeValue* pTimeout);
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/** Queries the state of the condition without blocking.
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@param Condition handle to a created condition.
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@return True: condition is set. <BR>
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False: condition is not set. <BR>
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*/
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SAL_DLLPUBLIC sal_Bool SAL_CALL osl_checkCondition(oslCondition Condition);
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#ifdef __cplusplus
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}
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#endif
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#endif // INCLUDED_OSL_CONDITN_H
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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