// 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 __BYTELIST_H

#define __BYTELIST_H

#include <e32std.h>

#include <s32stor.h>

class CItem;

//

// class CByteList - First In, First Out temporary data storage for bytes

//

//##ModelId=3B6678E302BB

class CByteList : public CBase

{

public:

	//##ModelId=3B6678E30385

	static CByteList* NewL();

	//##ModelId=3B6678E30384

	static CByteList* NewLC();

	//##ModelId=3B6678E3037C

	virtual ~CByteList();

	//##ModelId=3B6678E3037A

	void AddToListL(HBufC8& aBuffer);

	//##ModelId=3B6678E30371

	void Commit();

	//##ModelId=3B6678E30370

	void RollBack();

	//##ModelId=3B6678E30366

	TInt Byte(TUint8* aByte, TBool aIncrement);

	//##ModelId=3B6678E3035C

	TInt Inc(TInt aCount);

private:

	//##ModelId=3B6678E3035B

	CByteList();

	//##ModelId=3B6678E30352

	void Construct();

private:

	//##ModelId=3B6678E30349

	TSglQue<CItem>     iList;

	//##ModelId=3B6678E30321

	TSglQueIter<CItem> iListIter;

	//##ModelId=3B6678E3030D

	TSglQueIter<CItem> iListCommit;

	//##ModelId=3B6678E302E5

	TInt iByteOffset;

	//##ModelId=3B6678E302DC

	TInt iByteCommit;

};

//

// class CItem - to be used with CByteList

//

//##ModelId=3B6678E40082

class CItem : public CBase

{

public:

	//##ModelId=3B6678E400D2

	static CItem* NewL (const HBufC8& aData);

	//##ModelId=3B6678E400C9

	static CItem* NewLC (const HBufC8& aData); 

	//##ModelId=3B6678E400C1

	void ConstructL (const HBufC8& aData);

	//##ModelId=3B6678E400C0

	virtual ~CItem();

	//##ModelId=3B6678E400BF

	HBufC8* Data() const;

	//##ModelId=3B6678E400B6

	static const TInt iOffset;

private:

	//##ModelId=3B6678E400BE

	CItem();

private:	

	//##ModelId=3B6678E400AA

	TSglQueLink iLink;

	//##ModelId=3B6678E400A0

	HBufC8*		iData;

	friend class CList;

};

#endif // __BYTELIST_H

//

// End of file

//