// 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:

// The DHCP IPv4 Control header file

// 

//

/**

 @file DHCPIP4Control.h

*/

#ifndef __DHCPIP4CONTROL_H__

#define __DHCPIP4CONTROL_H__

#include <e32base.h>

#include "DHCPControl.h"

#include "DHCPIP4StateMachine.h"

class RSocketServ;

class CDHCPIP4Control : public CDHCPControl

/**

  * Implements the DHCP IP4 control plain

  * class owns DHCP IP4 state machine (CDHCPIP4StateMachine)

  *

  * @internalTechnology

  *

  */

	{

public:

	CDHCPIP4Control(RSocketServ& aEsock, TConfigType aConfigType);

	virtual ~CDHCPIP4Control();

	virtual void ConfigureL(const TConnectionInfo& aInfo, const RMessage2* aMessage);

	virtual void Cancel();

	virtual void TimerExpired();	//timer callback

	virtual TInt HandleClientRequestL(TUint aName);

	virtual TInt HandleClientRequestL(TUint aName, TInt aValue);

	virtual void TaskCompleteL( TInt aError );

	virtual void LinkLocalCreated();

protected:

	CDHCPIP4StateMachine* DhcpStateMachine();

	virtual void HandleGetRawOptionDataL(TDes8* aDes);

	virtual void HandleGetSipServerAddrL(TDes8* aDes);

	virtual void HandleGetSipServerDomainL(TDes8* aDes);

	void GetRawOptionDataL(TUint aOpCode, TPtr8& aPtr );

   	virtual void BindingFinishedL();

   	virtual TBool ShouldInformAfterFailedInit(void);

#ifdef  SYMBIAN_NETWORKING_DHCPSERVER	

	virtual void HandleSetRawOptionCodeL(TDes8* aDes);

	void GetRawOptionDataFromDNSBufL(TPtr8& aPtr);

	void SetRawOptionCodeL(TDes8* aDes);

#endif // SYMBIAN_NETWORKING_DHCPSERVER   	

#ifdef SYMBIAN_NETWORKING_DHCP_MSG_HEADERS

	virtual void HandleGetTftpServerAddrL(TDes8& aDes) ;

	virtual void HandleGetTftpServerNameL(TDes8& aDes) ;

	virtual void HandleGetMultipleParamsL(TDes8& aReqList);

	virtual	TInt InformCompleteRequestHandlerL();

	void RequestInformOrCompleteCallL(TPtr8& aOpcode);

	virtual void GetDhcpHdrSiaddrL(TDes8& aNxtAddress);

	virtual void GetDhcpHdrSnameL(TDes8& aHdrSvrName);

#endif // SYMBIAN_NETWORKING_DHCP_MSG_HEADERS	

private:

	TBool iStaticAddress;

	TBool iClientShouldCompleteWhenLinkLocalCreated;

	};

inline CDHCPIP4Control::CDHCPIP4Control(RSocketServ& aEsock, TConfigType aConfigType) : 

	CDHCPControl(aEsock,aConfigType)

	{

	}

inline CDHCPIP4StateMachine* CDHCPIP4Control::DhcpStateMachine()

{

   return static_cast<CDHCPIP4StateMachine*>(iDhcpStateMachine);

}

#endif