// Copyright (c) 2001-2009 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:

// $Workfile: btHeader.h $

// $Author: Stevep $

// $Revision: 5 $

// $Date: 23/01/02 13:31 $

// 

//

#if !defined (__BTHEADER_H__)

#define __BTHEADER_H__

#include <e32std.h>

#include <obexheader.h>		//CObexMtmHeader

#include <obex.h>			//TObexBluetoothProtocolInfo

class CMsvStore;

class RMsvReadStream;

class RMsvWriteStream;

// Stream version -- increment by one each time the externalized data format changes

// for a significant release.

const TInt32 KBtMessageStreamVersion = 1;//<Stream version

const TUid KUidStreamBtHeaders  = {0x1000AABC};    //< Stream UID for the CBtHeaders object

_LIT(KBtTransport, "RFCOMM");

class CBtHeader : public CObexMtmHeader

/**

Base class for OBEX object headers. Allows them to be stored and restored to and from the

CMsvStore.

@internalTechnology

@released

*/

	{

public:

	/**

	 * Destructor. Empty

	 */

    IMPORT_C ~CBtHeader();

	/**

	 * Second-phase constructor. Calls BaseConstructL to initialise the base members

	 */

	IMPORT_C void ConstructL();

	/**

	 * Canonical NewL factory function

	 */

	IMPORT_C static CBtHeader* NewL();

	//Setters/Getters

	/**

	 * Get the BT protocol info of the recipient

	 *

	 * @return The protocol info of the recipient (NB: only one recipient is currently supported)

	 */

	IMPORT_C virtual const TObexBluetoothProtocolInfo& BtProtocolInfo() const;

	/**

	 * Get the BT address of the recipient

	 *

	 *  @return The address of the recipient (NB: only one recipient is currently supported)

	 */

	IMPORT_C virtual TPtrC8 Addr() const;

	/**

	 * Set the BT address of the recipient.  The RfComm service slot will be obtained through 

	 * an SDP lookup in the server side MTM.

	 *

	 *  @param aAddr the address of the recipient (NB: only one recipient is currently supported)

	 */

	IMPORT_C virtual void SetAddrL(const TDesC8& aAddr);

	//Called by Store/Restore--must be implelented in the base class, and must call

	//BaseExternalizeL/BaseInternaliseL first

	/**

	 * Internaliser. Reads data in from aReadStream. Calls BaseInternalizeL() to read in the base 

	 * data first.

	 *

	 * @param aReadStream Stream to read data in from

	 * @leave KErrXXX Standard EPOC stream leave codes

	 */

    IMPORT_C virtual void InternalizeL(RMsvReadStream& aReadStream);

	/**

	 * Externaliser. Writes data out to aWriteStream. Calls BaseExternalizeL() to write out

	 * the base data first.

	 *

	 * @param aWriteStream Stream to write data to

	 * @leave KErrXXX Standard SymbianOS stream leave codes

	 */

	IMPORT_C virtual void ExternalizeL(RMsvWriteStream& aWriteStream) const;

private:

	/**

	 * Default constructor, initialises the base class and sets the value of iBtProtocolInfo.iTransport

	 * as appropriate for BT

	 */

	CBtHeader();

private:

	TObexBluetoothProtocolInfo iBtProtocolInfo;		//< Protocol info to be internalised/externalised

	};

#endif	//!defined (__BTHEADER_H__)