1 //

     2 // * Copyright 2004 Neusoft America Inc.

     3 // * All rights reserved.

     4 // * This component and the accompanying materials are made available

     5 // * under the terms of the Eclipse Public License v1.0

     6 // * which accompanies this distribution, and is available

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

     8 // *

     9 // * Contributors:

    10 // * Keith Collins (Neusoft America Inc.)  original software development and additional code and modifications.

    11 // * Thomas Gahagen (Neusoft America Inc.)  additional code and modifications.

    12 // * Zhen Yuan (Neusoft America Inc.)  additional code and modifications.

    13 // *

    14 // * Description:  This file defines the CPortC32InterfaceIp class.  This class

    15 // *               is equivalent to client RComm subsessions. This is derived 

    16 // *               from the C32 base class for ports CPort.

    17 //

    18 

    19 // CPortC32InterfaceIp.h

    20 

    21 /** @file CPortC32InterfaceIp.h

    22 */

    23 #ifndef _PORTC32INTERFACEIP_H__

    24 #define _PORTC32INTERFACEIP_H__

    25 

    26 #include <cs_port.h>

    27 #include "PortC32InterfaceBase.h"

    28 

    29 class CChannelMgrCmdData;

    30 class CCsyMsgBufBpFrame;

    31 

    32 class CPortC32InterfaceIp : public CPortC32InterfaceBase

    33 	{

    34 public:

    35 	static CPortC32InterfaceIp* NewL(CPortFactory& aPortFactory, 

    36 								   CPortFactory::TC32PortInfo& aPortInfo);

    37 	virtual ~CPortC32InterfaceIp();

    38 

    39 	void SendFrameToClient(CCsyMsgBufBpFrame* aFrame);

    40 

    41 protected:

    42 	virtual TBool ReadFromBufOrQueue();

    43 

    44 private:

    45 	CPortC32InterfaceIp(CPortFactory& aPortFactory,

    46 					  CPortFactory::TC32PortInfo& aPortInfo);

    47 	void ConstructL();

    48 

    49 	virtual TInt QueryReceiveBuffer(TInt& aLength) const;

    50 	virtual void ResetBuffers(TUint aFlags);

    51 	

    52 	void PlaceIpPacketFramesOntoFreeList();

    53 	void PlaceIpPacketFramesOntoReadList();

    54 	TBool CreateIpPacketFromFrames();

    55 

    56 private:

    57 	//TBuf8<KMaxIpPacketSize>	iPartialReadBuf;

    58 

    59 	TUint							iNumberOfPacketsWaiting;

    60 

    61 	TSglQue<CCsyMsgBufBpFrame>		iFramesReceivedForIpPacket;

    62 	TSglQueIter<CCsyMsgBufBpFrame>	iFramesReceivedForIpPacketIter;

    63 	TUint							iCurrentIpPacketLength;

    64 

    65 	TBuf8<KMaxIpPacketSize>			iIpPacket;

    66 	};

    67 

    68 

    69 #endif  // _PORTC32INTERFACEIP_H__