/*

* Copyright (c) 2002-2006 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:  Defines LanIp6Bearer class

*

*/

/*

* %version: 6 %

*/

#ifndef CLANIP6BEARER_H

#define CLANIP6BEARER_H

#include "CLanxBearer.h"

#include <eui_addr.h>

#include "WlanProvision.h"

/**

@internalComponent

*/

const TUint8 KMulticastPrefix[2] = {0x33, 0x33};

struct TIpv6Header

{

	TUint8 GetVersion() { return (TUint8)((iVersionClassHi>>4)&0xff);}

	TUint8 GetClass() { return (TUint8)( ((iVersionClassHi<<4)| (iClassLoFlowHi>>4)) &0xff); }

	TUint8 iVersionClassHi; // The Upper nybble provides version.

	TUint8 iClassLoFlowHi;

	TUint16 iFlowLo; // Two bytes, but it doesn't start on a word boundary.

	TUint16 iPayloadLength;

	TUint8 iNextHeader;

	TUint8 iHopLimit;

	union

		{

		TUint8 iSourceAddrB[16];

		TUint16 iSourceAddrW[8];

		TUint32 iSourceAddrL[4];

		};

	union

		{

		TUint8 iDestAddrB[16];

		TUint16 iDestAddrW[8];

		TUint32 iDestAddrL[4];

		};

};

NONSHARABLE_CLASS(CLanIp6Bearer) : public CLanxBearer

{

public:

	CLanIp6Bearer(CLANLinkCommon* aLink);

	virtual void ConstructL();

	// MLowerControl

	virtual TInt Control(TUint aLevel,TUint aName,TDes8& aOption);

	virtual TInt GetConfig(TBinderConfig& aConfig);

	// MLowerDataSender

	virtual MLowerDataSender::TSendResult Send(RMBufChain& aPdu);

	//Additional methods.

	// Perhaps need different version of this

	virtual TBool WantsProtocol(TUint16 aProtocolCode,const TUint8* aPayload);

	virtual void Process(RMBufChain& aPdu);

	virtual void UpdateMACAddr();

	virtual const TDesC8& ProtocolName() const;

	// Support for provisioning

	virtual void SetProvisionL(const Meta::SMetaData* aProvision);

private:

	void ResolveMulticastIp6(TDes8& aDstAddr,RMBufChain& aPdu);

	void ReadCommDbLanSettingsL();

	enum {KIPProtocol=0x800, KIP6Protocol=6};

	TEui64Addr iEuiMac;

	TIp6Addr iPrimaryDns;

	TIp6Addr iSecondaryDns;

	const TLanIp6Provision* iProvision;		// Provisioning information from SCPR

};

inline CLanIp6Bearer::CLanIp6Bearer(CLANLinkCommon* aLink) : 

   CLanxBearer(aLink)

{

}

#endif // CLANIP6BEARER_H