1 // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 /**

    17  @file

    18 */

    19 

    20 #if !defined(__MBufQ_h__)

    21 #define __MBufQ_h__

    22 

    23 class RMBuf;

    24 

    25 class RMBufQ

    26 /**

    27 MBUF QUEUE

    28 @publishedPartner

    29 @released

    30 */

    31 	{

    32 friend class RMBufPoolChain;

    33 	__DECLARE_CLEANUP

    34 public:

    35 	inline RMBufQ();

    36 	IMPORT_C RMBufQ(RMBuf* aChain);

    37 

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

    39 

    40 	inline TBool IsEmpty();

    41 

    42 	inline RMBuf* First();

    43 

    44 	inline RMBuf* Last();

    45 	IMPORT_C void Init();

    46 	IMPORT_C void Assign(RMBufQ& aQueue);

    47 	IMPORT_C void Assign(RMBufChain& aChain);

    48 	IMPORT_C void Append(RMBuf* aBuf);

    49 	IMPORT_C void Append(RMBufQ& aQueue);

    50 	IMPORT_C void Append(RMBufChain& aChain);

    51 	IMPORT_C void Prepend(RMBuf* aBuf);

    52 	IMPORT_C void Prepend(RMBufQ& aQueue);

    53 	IMPORT_C void Prepend(RMBufChain& aChain);

    54 	IMPORT_C RMBuf* Remove();

    55 	IMPORT_C void Free();

    56 //

    57 protected:

    58 	RMBuf* iNext;

    59 	RMBuf* iLast;

    60 

    61 private:

    62 	TInt Transfer(RMBufQ& aQueue, TInt aSize);

    63 	};

    64 

    65 #if !defined(__MBufQ_Ignore_Inlines__)

    66 #include <comms-infras/mbufq.inl>

    67 #endif // __MBufQ_Ignore_Inlines__

    68 

    69 #endif