// Copyright (c) 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:

//

/**

 @file

*/

#if !defined(__MBufQ_h__)

#define __MBufQ_h__

#include <comms-infras/commsbufq.h>

class RMBuf;

class RMBufQ : public RCommsBufQ

/**

MBUF QUEUE

@publishedPartner

@released

*/

	{

friend class CMBufPoolManager;

friend class CMBufPoolChain;

	__DECLARE_CLEANUP

public:

	inline RMBufQ();

	IMPORT_C RMBufQ(RMBuf* aChain);

	inline RMBufQ(RMBuf* aFirst, RMBuf* aLast);

	inline TBool IsEmpty();

	inline RMBuf* First();

	inline RMBuf* Last();

	IMPORT_C void Init();

	IMPORT_C void Assign(RMBufQ& aQueue);

	IMPORT_C void Assign(RMBufChain& aChain);

	IMPORT_C void Append(RMBuf* aBuf);

	IMPORT_C void Append(RMBufQ& aQueue);

	IMPORT_C void Append(RMBufChain& aChain);

	IMPORT_C void Prepend(RMBuf* aBuf);

	IMPORT_C void Prepend(RMBufQ& aQueue);

	IMPORT_C void Prepend(RMBufChain& aChain);

	IMPORT_C RMBuf* Remove();

	IMPORT_C void Free();

//

private:

	IMPORT_C TInt Transfer(RMBufQ& aQueue, TInt aSize, TInt aBufSize);

	IMPORT_C RMBuf* RemoveLast();

	};

#if !defined(__MBufQ_Ignore_Inlines__)

#include <comms-infras/mbufq.inl>

#endif // __MBufQ_Ignore_Inlines__

#endif