sl@0: #ifndef __s32file_private_h__
sl@0: #define __s32file_private_h__/*
sl@0: * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of the License "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description: 
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: #include <s32buf.h>
sl@0: /**
sl@0:  * @file
sl@0:  * @internalComponent
sl@0:  */
sl@0: 
sl@0: namespace store_private 
sl@0: {
sl@0: 
sl@0: 
sl@0: class MemStreamBuf : public MStreamBuf
sl@0: 	{
sl@0: public:
sl@0: 	MemStreamBuf(const CStreamStore& aStore, TStreamId aId);
sl@0: 	MemStreamBuf(const CStreamStore& aStore, TStreamId aId, 
sl@0: 				 MStreamBuf *aStreamIn, std::streamoff aOffset, TUint32 aLength);
sl@0: 
sl@0: 	void AppendFromFile(MStreamBuf *aStreamIn, TUint32 aLength);
sl@0: 
sl@0: 	// Symbian definition does not have a virtual destructor and relies on DoRelease virtual...
sl@0: 
sl@0: 	TStreamId StreamId() const;
sl@0: 
sl@0: 	typedef std::vector<TUint8> StreamData;
sl@0: 	const StreamData &GetData() const;
sl@0: 	
sl@0: private:
sl@0: 	virtual TInt DoReadL(TAny *aPtr,TInt aMaxLength);
sl@0: 	virtual void DoWriteL(const TUint8* aPtr,TInt aLength);
sl@0: 	virtual TStreamPos DoSeekL(TMark aMark,TStreamLocation aLocation,TInt anOffset);
sl@0: 	virtual void DoRelease();
sl@0: 
sl@0: 	const CStreamStore *iStore;
sl@0: 	TStreamId iStreamId;
sl@0: 	TUint32 iCurrentReadIndex;
sl@0: 	TUint32 iCurrentWriteIndex;
sl@0: 	StreamData iData;
sl@0: 	};
sl@0: 
sl@0: }; // end of namespace store_private 
sl@0: 
sl@0: #endif