1 // Copyright (c) 2006-2009 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 // Definition of network request channel component.

    15 // 

    16 //

    17 

    18 /**

    19  @file

    20  @internalTechnology

    21  @released

    22 */

    23 

    24 #ifndef REQUESTMESSGAEBUFFER_H_

    25 #define REQUESTMESSGAEBUFFER_H_

    26 

    27 #include <e32hashtab.h>

    28 #include "lbsnrhngmsgs.h"

    29 #include "lbsnetinternalapi.h"

    30 

    31 

    32 

    33 /** Buffer used by CNetworkRequestChannel and CPsyRequestChannel for non-emergency requests.

    34 

    35 LBS processes location and privacy requests and buffers them dynamically

    36 when an outstanding request is being processed by the NRH.

    37 

    38 This buffer allocates memory at run-time, making it unsafe in an OOM

    39 situation.

    40 */

    41 class CRequestMessageBuffer : public CBase

    42 	{

    43 public:

    44 	static CRequestMessageBuffer* NewL();

    45 	~CRequestMessageBuffer();

    46 

    47 	TInt BufferMessage(const TLbsNetInternalMsgBase& aMessage);

    48 	const TLbsNetInternalMsgBase* PeekNextMessage();

    49 	void RemoveMessage(const TLbsNetInternalMsgBase* aMessage);

    50 

    51 	static TBool IsMsgTypeEqual(

    52 			const TLbsNetInternalMsgBase::TLbsNetInternalMsgType* aType, 

    53 			const TLbsNetInternalMsgBase& aData);

    54 

    55 	static TBool IsMsgEqual(

    56 			const TLbsNetInternalMsgBase& aData1, 

    57 			const TLbsNetInternalMsgBase& aData2);

    58 

    59 private:

    60 	CRequestMessageBuffer() {}

    61 	CRequestMessageBuffer(const CRequestMessageBuffer&);

    62 	

    63 	void ConstructL();

    64 	

    65 private:

    66 	RPointerArray<TLbsNetInternalMsgBase> iBuffer;

    67 	};

    68 

    69 #endif // REQUESTMESSGAEBUFFER_H_