// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// llmnrnotifyhandler.h - Link-local multicast name resolution 

// notify handler module header

//

#ifndef _LLMNRNOTIFYHANDLER_H_

#define _LLMNRNOTIFYHANDLER_H_

/**

@file llmnrnotifyhandler.h

LLMNR interface monitoring

@internalComponent	Domain Name Resolver

*/

#include "timeout.h"

class CDndLlmnrResponder;

class CDndLlmnrNotifyHandler : public CBase

	/**

	* Handles notifications of interface changes for the LLMNR

	*/

    {

public:

    CDndLlmnrNotifyHandler(CDndLlmnrResponder &aMaster);

    ~CDndLlmnrNotifyHandler();

    void ConstructL();

    void ConfigurationChanged();

    void Timeout(const TTime &aNow);

	RTimeout iTimeout;			//< Hook to the timer service (MTimeoutManager)

private:

    void ScanInterfaces();

	TInt IsLlmnrDisabledL(TUint32 aIap);

    CDndLlmnrResponder &iMaster;

    };

// This ungainly manoevure is forced on us because the offset is not evaluated early enough by GCC3.4 to be

// passed as a template parameter

#if defined(__X86GCC__) || defined(__GCCE__)

#define KDndLlmnrNotifyHandlerTimeoutOffset 4

__ASSERT_COMPILE(KDndLlmnrNotifyHandlerTimeoutOffset == _FOFF(CDndLlmnrNotifyHandler, iTimeout));

#else

#define KDndLlmnrNotifyHandlerTimeoutOffset _FOFF(CDndLlmnrNotifyHandler, iTimeout)

#endif

//

//	CLlmnrNotifyHandlerTimeoutLinkage

//	**************************

//	Glue to bind timeout callback from the timeout manager into Timeout() call

//	on the CDndLlmnrNotifyHandler

//  Copied from CDndResolverTimeoutLinkage

class CLlmnrNotifyHandlerTimeoutLinkage : public TimeoutLinkage<CDndLlmnrNotifyHandler, KDndLlmnrNotifyHandlerTimeoutOffset>

	{

public:

	static void Timeout(RTimeout &aLink, const TTime &aNow, TAny * /*aPtr*/)

		{

		Object(aLink)->Timeout(aNow);

		}

	};

#endif