#ifndef __s32file_private_h__

#define __s32file_private_h__/*

* Copyright (c) 2008-2009 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 "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: 

*

*/

#include <s32buf.h>

/**

 * @file

 * @internalComponent

 */

namespace store_private 

{

class MemStreamBuf : public MStreamBuf

	{

public:

	MemStreamBuf(const CStreamStore& aStore, TStreamId aId);

	MemStreamBuf(const CStreamStore& aStore, TStreamId aId, 

				 MStreamBuf *aStreamIn, std::streamoff aOffset, TUint32 aLength);

	void AppendFromFile(MStreamBuf *aStreamIn, TUint32 aLength);

	// Symbian definition does not have a virtual destructor and relies on DoRelease virtual...

	TStreamId StreamId() const;

	typedef std::vector<TUint8> StreamData;

	const StreamData &GetData() const;

private:

	virtual TInt DoReadL(TAny *aPtr,TInt aMaxLength);

	virtual void DoWriteL(const TUint8* aPtr,TInt aLength);

	virtual TStreamPos DoSeekL(TMark aMark,TStreamLocation aLocation,TInt anOffset);

	virtual void DoRelease();

	const CStreamStore *iStore;

	TStreamId iStreamId;

	TUint32 iCurrentReadIndex;

	TUint32 iCurrentWriteIndex;

	StreamData iData;

	};

}; // end of namespace store_private 

#endif