/*

* 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 __CDCCONTROLINTERFACE_H__

#define __CDCCONTROLINTERFACE_H__

#include "CdcInterfaceBase.h"

class CCdcAcmClass;

class CCdcControlInterfaceReader;

NONSHARABLE_CLASS(CCdcControlInterface) : public CCdcInterfaceBase

/**

 * ACM control interface subclass.

 */

	{

public:

	static CCdcControlInterface* NewL(CCdcAcmClass& aParent, const TUint8 aProtocolNum, const TDesC16& aIfcName);

	~CCdcControlInterface();

public:

	TInt SetupClassSpecificDescriptor(TUint8 aDataInterfaceNumber);

	TInt SendNetworkConnection(TBool aValue);

	TInt SendSerialState(TBool aOverRun, 

		TBool aParity, 

		TBool aFraming, 

		TBool aRing, 

		TBool aBreak,

		TBool aTxCarrier,

		TBool aRxCarrier);

public:

	static inline TReal32 GetF32( TUint8** aPPbuf );

	static inline void	  PutF32( TUint8** aPPbuf, TReal32 aF32 );

	static inline TUint32 GetU32( TUint8** aPPbuf );

	static inline void	  PutU32( TUint8** aPPbuf, TUint32 aU32 );

	static inline TUint16 GetU16( TUint8** aPPbuf );

	static inline void	  PutU16( TUint8** aPPbuf,TUint16 aU16 );

	static inline TUint8 GetU08( TUint8** aPPbuf );

	static inline void	 PutU08( TUint8** aPPbuf, TUint8 aU8 );

private:

	CCdcControlInterface(const TUint8 aProtocolNum, const TDesC16& aIfcName);

	void ConstructL(CCdcAcmClass& aParent);

private: // from CCdcClassBase

	TInt SetUpInterface();

private: // utility

	TInt WriteData(TEndpointNumber aEndPoint, TDes8& aDes, TInt aLength);

private: // owned

	CCdcControlInterfaceReader* iReader;	///< Handle on the read object

	TUint16 iSerialState;				///< local copy of the flagset

	const TUint8 iProtocolNum;

	enum

		{

		///< Max packet size sent on Interrupt endpoint

		KMaxPacketTypeInterrupt = 64,	

		///< Interrupt endpoint poll time in ms

		KPollInterval  = 128, 

		KWriteDataTimeout = 500000,

		};

	};

#include "LittleEndianPacker.INL"

#endif // __CDCCONTROLINTERFACE_H__