/*

* Copyright (c) 1997-2009 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:

*

*/

#ifndef __CDCCOMMSCLASSREQUESTHANDLER_H__

#define __CDCCOMMSCLASSREQUESTHANDLER_H__

#include <e32std.h>

class MCdcCommsClassRequestHandler

/**

 * Interface for control interface requests from the host. Called by the 

 * reader on the control endpoint (ep0) when it decodes a relevant command.

 */

	{

public:

/**

 * Callback for Send Encap Command requests

 * @param aData Message data.

 */

	virtual TInt HandleSendEncapCommand(const TDesC8& aData) = 0;

/**

 * Callback for Get Encapsulated Response requests

 * @param aReturnData Message data.

 */

	virtual TInt HandleGetEncapResponse(TDes8& aReturnData) = 0;

/**

 * Callback for Set Comm Feature requests

 * @param aSelector The source of wValue control over feature selection

 * @param aData   The multiplexed data/idle state or country code from ISO 3166

 */

	virtual TInt HandleSetCommFeature(const TUint16 aSelector, 

		const TDes8& aData) = 0;

/**

 * Callback for Get Comm Feature requests

 * @param aSelector The source of wValue control over feature selection

 * @param aReturnData The multiplexed data/idle state or country code from ISO 

 * 3166

 */

	virtual TInt HandleGetCommFeature(const TUint16 aSelector, 

		TDes8& aReturnData) = 0;

/**

 * Callback for Clear Comm Feature requests

 * @param aSelector

 */

	virtual TInt HandleClearCommFeature(const TUint16 aSelector) = 0;

/**

 * Callback for Set Line Coding requests

 * @param aData Message data.

 */

	virtual TInt HandleSetLineCoding(const TDesC8& aData) = 0;

/**

 * Callback for Get Line Coding requests

 * @param aReturnData Message data.

 */

	virtual TInt HandleGetLineCoding(TDes8& aReturnData) = 0;

/**

 * Callback for Set Control Line State requests

 * @param aRtsState RTS state.

 * @param aDtrState DTR state.

 */

	virtual TInt HandleSetControlLineState(TBool aRtsState,

										   TBool aDtrState) = 0;

/**

 * Callback for Send Break requests

 * @param aDuration Duration of the break in microseconds

 */

	virtual TInt HandleSendBreak(TUint16 aDuration) = 0;

	};

#endif // __CDCCOMMSCLASSREQUESTHANDLER_H__