// 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:

// This file defines the CIPv6Flow class, which handles the transmission

// of IPv6 data to and from the TCP/IP stack.

// 

//

/**

 @file

*/

#ifndef IPV6BINDER_H__

#define IPV6BINDER_H__

#include "BinderBase.h"

#include <eui_addr.h>

#ifdef SYMBIAN_ENABLE_SPLIT_HEADERS

#include <comms-infras/nifprvar_internal.h>

#endif

class CIPv6Binder : public CBinderBase

{

public:

	~CIPv6Binder();

public:

    // from MLowerDataSender

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

	// from MLowerControl

	virtual TInt GetName(TDes& aName);

	virtual TInt GetConfig(TBinderConfig& aConfig);

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

	ESock::MLowerDataSender* Bind(ESock::MUpperDataReceiver* aUpperReceiver , ESock::MUpperControl* aUpperControl);

	void Unbind (ESock::MUpperDataReceiver* aUpperReceiver, ESock::MUpperControl* aUpperControl);

	virtual TInt Notification(TAgentToNifEventType aEvent, void * aInfo);

	virtual void StartSending();

	virtual TBool WantsProtocol(TUint16 aProtocolCode);

	virtual void Process(RMBufChain& aPdu);

	virtual void SetProvision(const CIPConfig& aProvision);

	virtual void UpdateContextConfigL(const TPacketDataConfigBase& aConfig);

	virtual void UpdateConnectionSpeed(TUint aConnectionSpeed);

	// Define the class that will hold the IPv6 setting required by the Nif.

	class TIPv6Settings

		{

	public:

		TIp6Addr iLocalAddr;

		TIp6Addr iPrimaryDns;

		TIp6Addr iSecondaryDns;

		TBool iGetDnsFromServer;

		TBool iGetIpFromServer;

		TE64Addr iLocalIfId;

		//TE64Addr iRemoteIfId;

		};

private:

#ifdef WCDMA_STUB

	TInt DeleteContext(TDes8& aContextParameters);

#endif

	inline void WriteIfName(TDes& aName) const;

#ifdef __BTT_LOGGING__

	void LogPacket(const RMBufChain& aPacket);

#endif // __BTT_LOGGING__

private: //owned

	TIPv6Settings iSettings;

	TUint iSpeedMetric;

};

void CIPv6Binder::WriteIfName(TDes& aName) const

/**

 * Used to uniquely identify the current Nif instance

 *

 * @param aName Descriptor that will be initialised.

 */

	{

	aName.Format(_L("%S[0x%X]"), &KIPv6ProtocolIfName, this);

	}

#endif // IPV6BINDER_H__