genericopenlibs/posixrealtimeextensions/inc/timerhandler.h
author hgs
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// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// timer handler header file
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// 
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//
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#ifndef __TIMERHANDLER__H
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#define __TIMERHANDLER__H
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#include "timer.h"
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#include "timerserver.h"
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#include "timerclient.h"
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#define MAXTIMERLIMIT 512
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#define DELAYTIMER_MAX 32
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class CTimerReqHandler: public CBase
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{
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public:	
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	friend class CTimerServer;
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	friend class CLibRtTimer;
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	TInt CreateTimer(TInt& aTimerId, struct sigevent *aSig);
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	TInt RemoveTimer(const TInt& aTimerId);	
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	TInt Time(const TInt& aTimerId, struct itimerspec *aTime);
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	TInt SetTime(const TInt& aTimerId, TInt aFlag, const struct itimerspec *aIpTime,
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			 struct itimerspec *aOpTime);	
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	TInt OverrunCount(const TInt& aTimerId, TInt& aOverrunCount);
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	TInt TimerRequestHandler();
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	CTimerReqHandler();	 						   							   
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	~CTimerReqHandler();
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	RTimerSession session;
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	inline void SetServerHandle(RServer2 aServer)
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		{
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		iServer = aServer;
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		}
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	RServer2 iServer;
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	inline void ResetClientFlag()
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	    {
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	    session.ResetConnectionFlag();
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	    }
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	inline void ResetServerFlag()
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		{
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		iServConnectLock.Wait();
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		iIsServStarted = EFalse;
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		iServConnectLock.Signal();
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		}
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private:
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	TInt Connect();
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	CRtTimer* FindTimer(const TInt& aTimerId);
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	TInt StartTimerServer();
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	const static TInt KTimersGran = 4;			 						   
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	CArrayPtrSeg<CRtTimer> iTimers;
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	RMutex iTimersLock;	
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	RThread	iServ; //timer server thread
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	TBool 	iIsServStarted;
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	RMutex 	iServConnectLock;
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	RSemaphore iTimerSemaphore;
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};
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CTimerReqHandler* getTimerHandler();
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#endif //__TIMERHANDLER__H
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