// Copyright (c) 2006-2009 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:

// This file defines the CIPv4Flow class, which handles the transmission

// of IPv4 data to and from the TCP/IP stack.

// 

//

/**

 @file

*/

#ifndef IPV4BINDER_H__

#define IPV4BINDER_H__

#include "BinderBase.h"

#ifdef SYMBIAN_ENABLE_SPLIT_HEADERS

#include <comms-infras/nifprvar_internal.h>

#endif

class CBttLogger;

class CIPv4Binder : public CBinderBase

{

public:

	CIPv4Binder(CRawIPFlow& aFlow, CBttLogger* aTheLogger);

	~CIPv4Binder();

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 IPv4 setting required by the Nif.

	class TIPv4Settings

		{

	public:

		// As this is IPv4, all addresses are 32-bit.

		TUint32	iLocalAddr;

		TUint32	iNetMask;

		TUint32	iBroadcastAddr;

		TUint32	iDefGateway;

		TUint32	iPrimaryDns;

		TUint32	iSecondaryDns;

		TBool iGetGatewayFromServer;

		TBool iGetDnsFromServer;

		};

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

	TIPv4Settings iSettings;

	TUint iSpeedMetric;

};

void CIPv4Binder::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]"), &KIPv4ProtocolIfName, this);

	}

#endif // IPV4BINDER_H__