// 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 the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members

// which accompanies this distribution, and is available

// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// MetaBuffer.h

// 

//

/**

 @file MetaBuffer.h

 @internalTechnology

*/

#if (!defined METABUFFER_H)

#define METABUFFER_H

#include <comms-infras/metatypevariablelen.h>

namespace Meta

{

class TMetaBuf8 : public TMetaVarLen8<RBuf8>

/**

Implementation of MMetaType for dynamicaly allocated RBuf8

@internalComponent

@released since v9.0

*/

	{

public:

	inline static MMetaType* NewL(const TAny* aMem, const TAny* aData);

	IMPORT_C virtual TInt Load(TPtrC8& aBuffer);

	IMPORT_C virtual TInt Store(TDes8& aBuffer) const;

	IMPORT_C virtual void Copy(const TAny* aData);

	IMPORT_C virtual TInt Length() const;

protected:

	TMetaBuf8(const TAny* aData) :

		TMetaVarLen8<RBuf8>( aData )

		{

		}

	};

class TMetaBuf16 : public TMetaVarLen16<RBuf16>

/**

Implementation of MMetaType for dynamicaly allocated RBuf16

@internalComponent

@released since v9.0

*/

	{

public:

	inline static MMetaType* NewL(const TAny* aMem, const TAny* aData);

	IMPORT_C virtual TInt Load(TPtrC8& aBuffer);

	IMPORT_C virtual TInt Store(TDes8& aBuffer) const;

	IMPORT_C virtual void Copy(const TAny* aData);

	IMPORT_C virtual TInt Length() const;

protected:

	TMetaBuf16(const TAny* aData) :

		TMetaVarLen16<RBuf16>( aData )

		{

		}

	};

MMetaType* TMetaBuf8::NewL(const TAny* aMem, const TAny* aData)

/**

 * Instantiates a meta type for RBuf8.

 * Used for attribure registration (in the data v-table).

 */

    {

    return ::new ((TUint8*)aMem) TMetaBuf8(aData);

    }

MMetaType* TMetaBuf16::NewL(const TAny* aMem, const TAny* aData)

/**

 * Instantiates a meta type for RBuf8.

 * Used for attribure registration (in the data v-table).

 */

    {

    return ::new ((TUint8*)aMem) TMetaBuf16(aData);

    }

#if defined(_UNICODE)

typedef TMetaBuf16 TMetaBuf;

#else

typedef TMetaBuf8 TMetaBuf;

#endif

} //namespace Meta

#endif //METABUFFER_H