bluetooth/btstack/linkmgr/AcceptWatchdog.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 06 Jul 2010 15:33:04 +0300
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// Copyright (c) 2003-2009 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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// Defines the accept watchdog timer for baseband SAPs
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// to guard against:
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// 1) race condition in accepting a link just as the Controller drops the link
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// automatically due to it Accept Timer firing
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// 2) Broken HW not delivering this important event
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// 3) HW that reports only via a useless Command Status event
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// 
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//
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#include <e32base.h>
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class CBTBasebandSAP;
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#ifndef _ACCEPTWATCHDOG_H
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#define _ACCEPTWATCHDOG_H
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static const TInt KAcceptWatchdogTimeout = 60000000; // microsecondseconds(have to cover the case of security mode3)
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NONSHARABLE_CLASS(TAcceptWatchdog)
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	{
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public:
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	explicit TAcceptWatchdog(CBTBasebandSAP& aParent);
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	static TInt AcceptTimeout(TAny* aTAcceptWatchdog);
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	void Start();
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	void Cancel();
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#ifdef _DEBUG
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	~TAcceptWatchdog();
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#endif
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private:
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	TAcceptWatchdog(); // want to hide
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private:
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	CBTBasebandSAP&		iParent;
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	TDeltaTimerEntry	iIdleTimerEntry;
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	TBool				iActive;
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	};
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#endif //_ACCEPTWATCHDOG_H