bluetooth/btstack/l2cap/L2CapDataController.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 15 Jan 2010 08:13:17 +0200
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// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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#include <bluetooth/logger.h>
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#include <e32base.h>
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#include "L2CapDataController.h"
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#include "L2CapEnhancedDataController.h"
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#include "L2CapSDUQueue.h"
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#include "l2signalmgr.h"
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#include "btsockettimer.h"
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#include "l2util.h"
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#include "L2CapDebugControlInterface.h"
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#include "l2constants.h"	
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#ifdef __FLOG_ACTIVE
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_LIT8(KLogComponent, LOG_COMPONENT_L2CAP_DATA_CONTROLLER);
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#endif
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using namespace L2CapDataUtils;
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// ***** CL2CapBasicDataController Implementation
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/*static*/ CL2CapBasicDataController* CL2CapBasicDataController::NewL(TL2CAPPort aLocalCID, TL2CAPPort aRemoteCID, CL2CAPMux& aMuxer, CL2CapSDUQueue& aSDUQueue, TL2CapDataControllerConfig* aConfig)
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	{
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	LOG_STATIC_FUNC
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	// Create the required data controller. 
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	CL2CapBasicDataController* controller = NULL;
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	switch(aConfig->LinkMode())
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		{
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		case EL2CAPBasicMode:
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			LOG(_L("FEC L2CapBasicDataController Basic Mode"))
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			controller = new(ELeave) CL2CapBasicDataController(aLocalCID, aRemoteCID, aMuxer, aSDUQueue, aConfig, ETrue);
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			break;
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		case EL2CAPRetransmissionMode:
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			LOG(_L("FEC L2CapBasicDataController Retransmission Mode"))
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			controller = new(ELeave) CL2CapDataReTxController(aLocalCID, aRemoteCID, aMuxer, aSDUQueue, aConfig);		
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			break;
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		case EL2CAPFlowControlMode:
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			LOG(_L("FEC L2CapBasicDataController Flow Control Mode"))
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			controller = new(ELeave) CL2CapDataFlowController(aLocalCID, aRemoteCID, aMuxer, aSDUQueue, aConfig);		
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			break;
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		case EL2CAPStreamingMode:
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			LOG(_L("FEC L2CapBasicDataController Streaming Mode"))
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			controller = new(ELeave) CL2CapStreamingController(aLocalCID, aRemoteCID, aMuxer, aSDUQueue, aConfig);		
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			break;
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		case EL2CAPEnhancedRetransmissionMode:
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			LOG(_L("FEC L2CapBasicDataController Enhnaced Retransmission Mode"))
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			controller = CL2CapEnhancedReTxController::NewL(aLocalCID, aRemoteCID, aMuxer, aSDUQueue, aConfig);		
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			break;
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		default:
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			Panic(EL2CAPInvalidLinkMode);
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			break;
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		};
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	return controller;
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	}
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CL2CapBasicDataController::CL2CapBasicDataController(TL2CAPPort aLocalCID, TL2CAPPort aRemoteCID, CL2CAPMux& aMuxer, CL2CapSDUQueue& aSDUQueue, TL2CapDataControllerConfig* aConfig, TBool aIsBasicDataVersion)
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 : iSDUQueue(aSDUQueue),
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   iMuxer(aMuxer),
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   iLocalCID(aLocalCID),
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   iRemoteCID(aRemoteCID),
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   iConfig(aConfig),
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   iIsBasicDataVersion(aIsBasicDataVersion)
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	{
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	LOG_FUNC
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	// Register with the Mux.
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	iMuxer.RegisterDataPDUHandler(*this);
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	L2CAP_DEBUG(ObjectAllocation(L2capDebugInfo::EDataPlanes,
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	                             L2capDebugInfo::EAllocated));	
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	}
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CL2CapBasicDataController::~CL2CapBasicDataController()
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	{
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	LOG_FUNC
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	delete iConfig;
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	L2CAP_DEBUG(ObjectAllocation(L2capDebugInfo::EDataPlanes,
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	                             L2capDebugInfo::EDeleted));	
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	}	
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HL2CapPDU* CL2CapBasicDataController::GetPdu()
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	{
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	LOG_FUNC
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	HL2CapPDU* pdu = NULL;
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	TRAPD(err, pdu = GetPduL());
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	if (err != KErrNone)
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		{
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		// The protocol here is that all leaves propagated up to here cause
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		// us to ErrorD() ourselves, which will destruct data plane objects
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		// (the data controller, SDU queue and the whole shebang) and error
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		// the socket with the leave error code.
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		ErrorD(err);
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		}
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	return pdu;
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	}
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   121
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HL2CapPDU* CL2CapBasicDataController::GetPduL()
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	{
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	LOG_FUNC
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	HL2CapPDU* pduToSend = NULL;
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	if((pduToSend = iSDUQueue.GetPDU()) != NULL)
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		{
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		pduToSend->SetPDUCID(iRemoteCID);
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		}
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	return pduToSend;
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	}
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void CL2CapBasicDataController::ProcessFlushTimerExpiry()
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	{
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	LOG_FUNC
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	iMuxer.ProcessFlushTimerExpiry();
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	}
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void CL2CapBasicDataController::OutgoingPduAvailableOnSduQ()
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	{
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	LOG_FUNC
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	iMuxer.PDUAvailable();
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	}
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void CL2CapBasicDataController::UpdateConfig(TL2CapDataControllerConfig* aConfig)
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	{
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	LOG_FUNC
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	TBool channelPriorityUpdated = (iConfig->ChannelPriority() != aConfig->ChannelPriority());
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	// Delete the existing config, and replace it with the new one.
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	delete iConfig;
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	iConfig = aConfig;
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	if(channelPriorityUpdated)
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		{
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		iMuxer.ChannelPriorityUpdated(*this);
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		}
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	}
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void CL2CapBasicDataController::UpdateChannelPriority(TUint8 aNewPriority)
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	{
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	LOG_FUNC
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	if(iConfig->ChannelPriority() != aNewPriority)
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		{
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		iConfig->SetChannelPriority(aNewPriority);
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		iMuxer.ChannelPriorityUpdated(*this);
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		}
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	}
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void CL2CapBasicDataController::ErrorD(TInt aError)
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	{
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	LOG_FUNC
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	LOG1(_L("FEC CL2CapBasicDataController::Error %d"), aError)
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	iDataPlaneErrored = ETrue;
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	iSDUQueue.ErrorD(aError);
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	}
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void CL2CapBasicDataController::SetIncomingSduQFull(TBool /*aIncomingSduQFull*/)
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	{
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	LOG_FUNC
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	// No action can be taken in basic mode.
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	}
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TBool CL2CapBasicDataController::DeliverOutgoingDataAndSignalToSduQWhenDone()
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	{
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	LOG_FUNC
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	// We can be deleted right away.
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	return ETrue;
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	}
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void CL2CapBasicDataController::DeregisterFromMuxer()
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	{
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	LOG_FUNC
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	iMuxer.DataChannelRemoved(this);
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	}
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#ifdef _DEBUG
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TInt CL2CapBasicDataController::GetDataPlaneConfig(TL2DataPlaneConfig& conf) const
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	{
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	LOG_FUNC
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	TInt rerr = KErrNone;
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	// Populate the debug structure.
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	if(iConfig)
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		{
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		conf.iPriority = iConfig->ChannelPriority();
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		conf.iLinkMode = iConfig->LinkMode();
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		conf.iTxWindowSize = iConfig->TXWindowSize();
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		conf.iMaxTransmit = iConfig->MaxTransmit();
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		conf.iRetransmissionTimeout = iConfig->RetransmissionTimeout();
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		conf.iMonitorTimeout = iConfig->MonitorTimeout();
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		}
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	else
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		{
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		rerr = KErrNotReady;
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		}
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	return rerr;
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	}
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#endif
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TBool CL2CapBasicDataController::HandleIncomingDataFrame(RMBufChain& aDataFrame)
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   221
	{
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	LOG_FUNC
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	TBool packetDelivered = EFalse;
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	TRAPD(err, packetDelivered = HandleIncomingDataFrameL(aDataFrame));
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	if (err != KErrNone)
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		{
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		// The protocol here is that all leaves propagated up to here cause
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		// us to ErrorD() ourselves, which will destruct data plane objects
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		// (the data controller, SDU queue and the whole shebang) and error
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		// the socket with the leave error code.
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		ErrorD(err);
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   232
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		if (aDataFrame.IsEmpty())
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			{
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			packetDelivered = ETrue;
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			}
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		// else frame will be offered to other data controllers
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		}
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	return packetDelivered;
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	}
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   241
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void CL2CapBasicDataController::HandleIncomingIFrameL(RMBufChain& /*aDataFrame*/)
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	{
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	LOG_FUNC
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	Panic(EL2CAPIFrameOrSFrameHandledByBasicController);
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	}
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void CL2CapBasicDataController::HandleIncomingBFrameL(RMBufChain& aDataFrame)
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	{
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	LOG_FUNC
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	iSDUQueue.PutBFramePDU(aDataFrame);
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	}
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   253
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void CL2CapBasicDataController::HandleIncomingSFrameL(RMBufChain& /*aDataFrame*/)
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	{
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   256
	LOG_FUNC
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	Panic(EL2CAPIFrameOrSFrameHandledByBasicController);
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	}
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TBool CL2CapBasicDataController::HandleIncomingDataFrameL(RMBufChain& aDataFrame)
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	{
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	LOG_FUNC
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	TBool PDUProcessed = EFalse;
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	TInt err = KErrNone;
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parents:
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   265
	
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	if(HL2CapPDU::PDUCID(aDataFrame) == iLocalCID)
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		{
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		if(iIsBasicDataVersion)
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			{
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			// This can only be a B-Frame.
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			if(HBFramePDU::CheckDecode(aDataFrame) == KErrNone)
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			   	{
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			   	HandleIncomingBFrameL(aDataFrame);
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			   	}
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			else
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				{
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				// Invalid frame.  Drop it.
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				aDataFrame.Free();
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				LOG(_L("FEC L2CapBasicDataController B-Frame Dropped"))
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				}
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			}
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		else
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   283
			{
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			if(HIFramePDU::IFrameIdentifier(aDataFrame))
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parents:
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   285
				{
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				// This is an I-Frame
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   287
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				// Check stuff that causes us to drop frames first:
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   289
				// - FCS (2.1 Core Spec Addendum 1: 3.3.7 Invalid Frame Detection Algorithm pt. 2)
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   290
				// - length field matching the actual payload length (funnily 3.3.7 doesn't say
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   291
				//   what to do with it, pt. 7.2.2 Recombination Of L2CAP PDUs mentions it in
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   292
				//   passing).
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   293
				// Note: the frame is dropped when length is incorrect (instead of disconnecting)
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   294
				// because we don't know where FCS is (it's at the end of the packet and we don't
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   295
				// know where that is), so have to assume that the length field problem is due to
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   296
				// transmission corruption and not the remote misbehaving.
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   297
				if (HIFramePDU::CheckPayloadDecode(aDataFrame) != KErrNone ||
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   298
					HL2CapPDU::CheckDecode(aDataFrame) != KErrNone)
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parents:
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   299
					{
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   300
					aDataFrame.Free();
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parents:
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   301
					LOG(_L("FEC L2CapBasicDataController I-Frame Dropped"))
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   302
					}
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   303
				else
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parents:
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   304
					{
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parents:
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   305
					// Now check stuff that causes us to disconnect (per CSA1 3.3.7).
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parents:
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   306
					err = HIFramePDU::CheckLengthWithinLimits(aDataFrame, iConfig->IncomingMps());
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parents:
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   307
					if (err != KErrNone)
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parents:
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   308
						{
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parents:
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   309
						LOG(_L("FEC L2CapBasicDataController I-Frame invalid"))
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parents:
diff changeset
   310
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   311
						aDataFrame.Free();
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parents:
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   312
						// This will cause the channel to be closed.
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parents:
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   313
						LEAVEL(err);
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parents:
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   314
						}
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parents:
diff changeset
   315
					else
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parents:
diff changeset
   316
						{
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parents:
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   317
						HandleIncomingIFrameL(aDataFrame);
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parents:
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   318
						}
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parents:
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   319
					}
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parents:
diff changeset
   320
				}
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parents:
diff changeset
   321
			else
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parents:
diff changeset
   322
				{
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parents:
diff changeset
   323
				// S-Frame
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parents:
diff changeset
   324
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parents:
diff changeset
   325
				// Check stuff that causes the frame to be dropped first.
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parents:
diff changeset
   326
				if (HSFramePDU::CheckPayloadDecode(aDataFrame) != KErrNone ||
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parents:
diff changeset
   327
					HL2CapPDU::CheckDecode(aDataFrame) != KErrNone)
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parents:
diff changeset
   328
					{
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parents:
diff changeset
   329
					LOG(_L("FEC L2CapBasicDataController S-Frame Dropped"))
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parents:
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   330
					}
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parents:
diff changeset
   331
				else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   332
					{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   333
					// Now check stuff that causes us to disconnect (per CSA1 3.3.7).
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   334
					err = HSFramePDU::CheckLengthField(aDataFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
					if (err != KErrNone)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   336
						{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   337
						LOG(_L("FEC L2CapBasicDataController S-Frame Invalid"))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   338
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
						aDataFrame.Free();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   340
						// This will cause the channel to be closed.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   341
						LEAVEL(err);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   342
						}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   343
					else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   344
						{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
						HandleIncomingSFrameL(aDataFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   346
					  	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   347
					}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   348
				// Finished with the S-Frame.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   349
				aDataFrame.Free();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
				}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
		PDUProcessed = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
	return PDUProcessed;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
// Outgoing PDU handler.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
TInt CL2CapBasicDataController::HandleOutgoingIFrame(HIFramePDU* /*aIFrame*/)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
	return KErrNone;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   363
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
TInt CL2CapBasicDataController::HandleOutgoingBFrame(HBFramePDU* /*aBFrame*/)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
	return KErrNone;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
TInt CL2CapBasicDataController::HandleOutgoingGFrame(HGFramePDU* /*aGFrame*/)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
	return KErrNone;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   375
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
TInt CL2CapBasicDataController::HandleOutgoingCFrame(HCFramePDU* /*aCFrame*/)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   379
	return KErrNone;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   380
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   381
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   382
TInt CL2CapBasicDataController::HandleOutgoingSFrame(HSFramePDU* /*aSFrame*/)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   385
	return KErrNone;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   387
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   388
// ***** CL2CapDataFlowController Implementation
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   389
CL2CapDataFlowController::CL2CapDataFlowController(TL2CAPPort aLocalCID, TL2CAPPort aRemoteCID, CL2CAPMux& aMuxer, CL2CapSDUQueue& aSDUQueue, TL2CapDataControllerConfig* aConfig)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   390
 : CL2CapBasicDataController(aLocalCID, aRemoteCID, aMuxer, aSDUQueue, aConfig, EFalse),
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
   iPendingSentPDUs(_FOFF(HIFramePDU, iLink)),
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
   iSentPDUs(_FOFF(HIFramePDU, iLink)),
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   393
   iTimerMan(*this),
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   394
   iIncomingSduQFull(EFalse)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   395
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   396
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   397
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   398
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   399
CL2CapDataFlowController::~CL2CapDataFlowController()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   400
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   401
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   402
	// Some PDUs may hold a reference to this data controller.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   403
	TDblQueIter<HIFramePDU> pendingIter(iPendingSentPDUs);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   404
	TDblQueIter<HIFramePDU> sentIter(iSentPDUs);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   405
	HIFramePDU* pduPtr;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   406
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   407
	while((pduPtr = pendingIter++) != NULL)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   408
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   409
		LOG1(_L("Deregistering TxSeq = %d"), pduPtr->TxSeqNumber());
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   410
		pduPtr->DeregisterPduOwner();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   411
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   412
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   413
	// Delete any PDUs that have already been sent.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
	while((pduPtr = sentIter++) != NULL)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   416
		delete pduPtr;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   419
	// Cancel any outstanding timers.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   420
	iTimerMan.Close();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   422
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
void CL2CapDataFlowController::ProcessFlushTimerExpiry()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
	iMuxer.ProcessFlushTimerExpiry();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
	PDUAvailable();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   429
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   430
	if(!iSentPDUs.IsEmpty())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   431
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   432
		iNextTxSeq = Mod64(iSentPDUs.Last()->TxSeqNumber() + 1);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   433
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   434
	else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   435
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   436
		iNextTxSeq = iExpectedAckSeq;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   437
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   438
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   439
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   440
void CL2CapDataFlowController::HandleIncomingIFrameL(RMBufChain& aDataFrame)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   441
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   442
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   443
	// Check if flow control is active for incoming data.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   444
	if(iIncomingSduQFull)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   445
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   446
		// Check that the PDU sequence number is within the expected range.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   447
		if(!iSenderTxWindowClosed && Mod64(HIFramePDU::TxSeqNumber(aDataFrame) - iLastAckSentRxSeqNum) >= iConfig->PeerTXWindowSize())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   448
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   449
			// The number is not in range.  No more I-Frames will be processed
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   450
			// until flow control is deactivated.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   451
			iSenderTxWindowClosed = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   452
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   453
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   454
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   455
	LOG(_L("FEC CL2CapDataFlowController: HandleIncomingIFrame"))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   456
	LOG1(_L("\tTxSeqNumber = %d"), HIFramePDU::TxSeqNumber(aDataFrame))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   457
	LOG1(_L("\tLastAckSentRxSeqNum = %d"), iLastAckSentRxSeqNum)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   458
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   459
	if(!iSenderTxWindowClosed)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   460
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   461
		ProcessIFrameL(aDataFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   462
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   463
	else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   464
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   465
		// Drop the frame.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   466
		aDataFrame.Free();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   467
		LOG(_L("FEC CL2CapDataFlowController: Incoming PDU seq number of I-Frame is not in range!"))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   468
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   469
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   470
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   471
void CL2CapDataFlowController::ProcessIFrameL(RMBufChain& aDataFrame)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   472
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   473
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   474
	iExpectedTxSeq = Mod64(iExpectedTxSeq + 1); 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   475
	iExpectedAckSeq = HIFramePDU::ReqSeqNumber(aDataFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   476
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   477
	LEAVEIFERRORL(iSDUQueue.PutIFramePDU(aDataFrame));
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   478
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   479
	// Check if the acknowledged frame(s) has created
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   480
	// space in the window.	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   481
	RemoveAckedPDUsFromSentQueue();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   482
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   483
	// Only send an ack if incoming data is not currently flow controlled off.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   484
	if(!iIncomingSduQFull)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   485
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   486
		// Check if the peer frames need to be acknowledged now.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   487
		// Check the peer TxWindow.  This check is
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   488
		// (Number of I-Frames recv since last Ack was sent > (TxWindow - Constant)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   489
		if(Mod64(iExpectedTxSeq - iLastAckSentRxSeqNum) > (iConfig->PeerTXWindowSize() - KTxWinAckThresholdOffset))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   490
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   491
			// Send an ack.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   492
			iSendAckToPeer = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   493
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   494
		else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   495
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   496
			// If the timer is not running, start it.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   497
			if(!iTimerMan.IsSendPeerAckTimerRunning())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   498
				{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   499
				if(!iTimerMan.StartSendPeerAckTimer())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   500
					{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   501
					// A timer could not be started.  Send an ack immediately.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   502
					iSendAckToPeer = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   503
					}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   504
				}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   505
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   506
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   507
	// Check if any outbound data can be sent.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   508
	PDUAvailable();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   509
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   510
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   511
void CL2CapDataFlowController::HandleIncomingSFrameL(RMBufChain& aDataFrame)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   512
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   513
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   514
	// Check that the function is RR.  If not this S-Frame is not valid for
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   515
	// flow control mode.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   516
	if(HSFramePDU::SupervisoryFunction(aDataFrame) == EReceiverReady)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   517
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   518
		iExpectedAckSeq = HSFramePDU::ReqSeqNumber(aDataFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   519
		// Check if the acknowledged frame(s) has created
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   520
		// space in the window.	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   521
		RemoveAckedPDUsFromSentQueue();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   522
		PDUAvailable();				
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   523
		LOG(_L("FEC CL2CapDataFlowController: Incoming S-Frame: RR"))				
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   524
		LOG1(_L("\tiLastAckedFrameNum = %d"),  iExpectedAckSeq)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   525
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   526
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   527
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   528
TInt CL2CapDataFlowController::HandleOutgoingIFrame(HIFramePDU* aIFrame)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   529
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   530
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   531
	aIFrame->SetPDUCID(iRemoteCID);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   532
	aIFrame->SetTxSeqNumber(iNextTxSeq);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   533
	LOG(_L("FEC CL2CapDataFlowController: HandleOutgoingIFrame"))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   534
	LOG1(_L("\tTxSeqNumber = %d"), iNextTxSeq)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   535
	iNextTxSeq = Mod64(iNextTxSeq + 1);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   536
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   537
	// If flow controlled off - don't acknowledge any new I-Frames
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   538
	aIFrame->SetReqSeqNumber(iIncomingSduQFull ? iLastAckSentRxSeqNum : iExpectedTxSeq);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   539
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   540
	// Set the retransmission disable bit if flow control is on.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   541
	aIFrame->SetRetransmitDisable(iIncomingSduQFull);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   542
	aIFrame->CalculateAndSetFCS();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   543
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   544
	aIFrame->iLink.Deque(); // just in case, it shouldn't be on any list at this point
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   545
	aIFrame->SetPduOwner(this);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   546
	iPendingSentPDUs.AddLast(*aIFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   547
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   548
	// Cancel the peer ack timer.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   549
	iTimerMan.StopSendPeerAckTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   550
	iSendAckToPeer = EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   551
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   552
	// Store the last acknowledged frame index.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   553
	if(!iIncomingSduQFull)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   554
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   555
		iLastAckSentRxSeqNum = iExpectedTxSeq;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   556
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   557
	LOG1(_L("\tLastAckSentRxSeqNum = %d"), iLastAckSentRxSeqNum)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   558
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   559
	return KErrNone;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   560
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   561
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   562
TInt CL2CapDataFlowController::HandleOutgoingSFrame(HSFramePDU* aSFrame)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   563
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   564
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   565
	aSFrame->SetPDUCID(iRemoteCID);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   566
	// If flow controlled off - don't acknowledge any new I-Frames
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   567
	aSFrame->SetReqSeqNumber(iIncomingSduQFull ? iLastAckSentRxSeqNum : iExpectedTxSeq);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   568
	LOG(_L("FEC CL2CapDataFlowController: HandleOutgoingSFrame"))		
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   569
	LOG1(_L("\tReqSeqNUmber = %d"), iIncomingSduQFull ? iLastAckSentRxSeqNum : iExpectedTxSeq)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   570
	// Set the retransmission disable bit if flow control is on.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   571
	aSFrame->SetRetransmitDisable(iIncomingSduQFull);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   572
	aSFrame->CalculateAndSetFCS();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   573
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   574
	// If the monitor timer is currently running.  Re-start it.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   575
	if(!iTimerMan.IsAckTimerRunning())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   576
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   577
		iTimerMan.StartMonitorTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   578
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   579
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   580
	// Store the last acknowledged frame index.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   581
	if(!iIncomingSduQFull)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   582
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   583
		iLastAckSentRxSeqNum = iExpectedTxSeq;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   584
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   585
		
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   586
	// Cancel the peer ack timer.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   587
	iTimerMan.StopSendPeerAckTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   588
	iSendAckToPeer = EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   589
	LOG1(_L("\tLastAckSentRxSeqNum = %d"), iLastAckSentRxSeqNum)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   590
	return KErrNone;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   591
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   592
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   593
TBool CL2CapDataFlowController::CanSendPDU()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   594
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   595
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   596
	TBool canSend = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   597
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   598
	// This condition is (V(S) - V(A))mod64 >= TxWindow
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   599
	if(Mod64(iNextTxSeq - iExpectedAckSeq) >= iConfig->TXWindowSize())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   600
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   601
		canSend = EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   602
		}	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   603
	return canSend;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   604
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   605
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   606
					
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   607
HL2CapPDU* CL2CapDataFlowController::GetPduL()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   608
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   609
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   610
	// This is called from the signal manager.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   611
	HL2CapPDU* pduToSend = NULL;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   612
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   613
	if(CanSendPDU())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   614
		{	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   615
		pduToSend = iSDUQueue.GetPDU();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   616
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   617
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   618
	if(pduToSend)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   619
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   620
		pduToSend->DeliverOutgoingPDU(*this);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   621
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   622
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   623
	// Note:  If pduToSend has a valid pointer then the call to 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   624
	// pduToSend->DeliverOutgoingPDU(*this) (above) will clear the 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   625
	// iSendAckToPeer flag.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   626
	if(iSendAckToPeer)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   627
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   628
		pduToSend = HSFramePDU::New(EReceiverReady);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   629
		if(pduToSend)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   630
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   631
			pduToSend->DeliverOutgoingPDU(*this);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   632
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   633
		else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   634
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   635
			ErrorD(KErrNoMemory);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   636
			// We've been deleted!
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   637
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   638
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   639
	return pduToSend;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   640
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   641
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   642
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   643
void CL2CapDataFlowController::PDUAvailable()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   644
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   645
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   646
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   647
	// Note that CanSend only checks whether there's available outgoing window space,
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   648
	// not whether there really is some outstanding data on SDU Q. GetPduL will check
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   649
	// that and do nothing if there isn't.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   650
	if(CanSendPDU() || iSendAckToPeer)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   651
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   652
		iMuxer.PDUAvailable();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   653
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   654
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   655
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   656
void CL2CapDataFlowController::RemoveAckedPDUsFromSentQueue()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   657
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   658
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   659
	TDblQueIter<HIFramePDU> iter(iSentPDUs);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   660
	HIFramePDU* pduPtr;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   661
	TInt ackedPDUs = 0;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   662
	TInt count = 0;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   663
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   664
	TUint8 frameSeqNumber = Mod64(iExpectedAckSeq - 1);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   665
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   666
	// Find out how many PDU's have been ack'd
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   667
	while((pduPtr = iter++) != NULL)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   668
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   669
		if(pduPtr->TxSeqNumber() == frameSeqNumber)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   670
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   671
			// Increment the count by one and exit the loop.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   672
			ackedPDUs = count + 1;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   673
			break;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   674
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   675
		count++;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   676
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   677
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   678
	// Remove all ack'd PDUs
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   679
	iter.SetToFirst();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   680
	for(TInt i=0;i<ackedPDUs;i++)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   681
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   682
		pduPtr = iter++;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   683
		delete pduPtr;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   684
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   685
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   686
	// Some PDUs have been ack'd.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   687
	if(ackedPDUs)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   688
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   689
		if(iSentPDUs.IsEmpty())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   690
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   691
			iTimerMan.StartMonitorTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   692
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   693
		else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   694
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   695
			iTimerMan.StopMonitorTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   696
			iTimerMan.StartAckTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   697
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   698
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   699
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   700
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   701
void CL2CapDataFlowController::MonitorTimerExpired()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   702
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   703
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   704
	// The monitor timer has expired.  Send a S-Frame to the peer by setting
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   705
	// the ack outstanding flag and calling PDUAvailable.  This method will
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   706
	// call this back at which point the S-Frame will be created.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   707
	LOG(_L("FEC CL2CapDataFlowController::MonitorTimerExpired"))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   708
	iSendAckToPeer = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   709
	PDUAvailable();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   710
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   711
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   712
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   713
void CL2CapDataFlowController::AckTimerExpired()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   714
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   715
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   716
	// Remove the PDU that the timer is supervising.  This can
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   717
	// only be the first Sent PDU.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   718
	LOG(_L("FEC CL2CapDataFlowController::AckTimerExpired"))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   719
	__ASSERT_DEBUG(!iSentPDUs.IsEmpty(), Panic(EL2CAPAckTimerExpiryWithoutPDUToSupervise));
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   720
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   721
	HL2CapPDU* pdu = iSentPDUs.First();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   722
	delete pdu;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   723
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   724
	iExpectedAckSeq = Mod64(iExpectedAckSeq + 1);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   725
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   726
	if(iSentPDUs.IsEmpty())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   727
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   728
		iTimerMan.StartMonitorTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   729
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   730
	else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   731
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   732
		iTimerMan.StopMonitorTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   733
		iTimerMan.StartAckTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   734
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   735
	PDUAvailable();	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   736
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   737
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   738
void CL2CapDataFlowController::SendPeerAckTimerExpired()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   739
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   740
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   741
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   742
	// Indicate that an ack should be sent to the peer to
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   743
	// acknowledge receipt of I-Frames.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   744
	iSendAckToPeer = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   745
	PDUAvailable();	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   746
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   747
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   748
TUint16 CL2CapDataFlowController::MonitorTimeout()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   749
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   750
	return iConfig->MonitorTimeout();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   751
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   752
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   753
TUint16 CL2CapDataFlowController::RetransmissionTimeout()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   754
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   755
	return iConfig->RetransmissionTimeout();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   756
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   757
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   758
TUint16 CL2CapDataFlowController::PeerRetransmissionTimeout()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   759
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   760
	return iConfig->PeerRetransmissionTimeout();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   761
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   762
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   763
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   764
void CL2CapDataFlowController::HandlePduSendComplete(HL2CapPDU& aPdu)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   765
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   766
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   767
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   768
	// We only claim ownership of I-Frames.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   769
	HIFramePDU& IFrame = static_cast<HIFramePDU&>(aPdu);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   770
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   771
	// Remove the PDU from the pending send queue.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   772
	IFrame.iLink.Deque();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   773
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   774
	// If there are outstanding (i.e., un-ack'ed) PDU's, the
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   775
	// Ack timer will already be running.  Otherwise it should
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   776
	// be started.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   777
	if(iSentPDUs.IsEmpty())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   778
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   779
		iTimerMan.StartAckTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   780
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   781
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   782
	// It's waiting for acknowledgement now.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   783
	iSentPDUs.AddLast(IFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   784
	PDUAvailable();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   785
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   786
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   787
void CL2CapDataFlowController::HandlePduSendError(HL2CapPDU& /*aPdu*/)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   788
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   789
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   790
	// In FC mode the frame will get deleted when we get an acknowledgement.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   791
	// In RTM, protocol-level retransmissions will be run when peer rejects or
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   792
	// our ack timer expires.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   793
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   794
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   795
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   796
void CL2CapDataFlowController::SetIncomingSduQFull(TBool aIncomingSduQFull)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   797
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   798
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   799
	// Check that the FC status has changed
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   800
	if(iIncomingSduQFull != aIncomingSduQFull)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   801
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   802
		iIncomingSduQFull = aIncomingSduQFull;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   803
		iSenderTxWindowClosed = EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   804
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   805
		// Send an acknowledgement to the peer indicate the new
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   806
		// flow control status.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   807
		iSendAckToPeer = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   808
		PDUAvailable();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   809
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   810
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   811
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   812
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   813
// ***** CL2CapDataReTxController Implementation
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   814
CL2CapDataReTxController::CL2CapDataReTxController(TL2CAPPort aLocalCID, TL2CAPPort aRemoteCID, CL2CAPMux& aMuxer, CL2CapSDUQueue& aSDUQueue, TL2CapDataControllerConfig* aConfig)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   815
 : CL2CapDataFlowController(aLocalCID, aRemoteCID, aMuxer, aSDUQueue, aConfig),
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   816
   iRejectPDU(0),
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   817
   iRetransmitSentPDUs(EFalse),
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   818
   iRejectSent(EFalse),
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   819
   iRetransmissionDisabled(EFalse),
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   820
   iRestartAckTimer(EFalse),
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   821
   iRetransTxVal(iNextTxSeq)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   822
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   823
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   824
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   825
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   826
void CL2CapDataReTxController::HandleIncomingIFrameL(RMBufChain& aDataFrame)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   827
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   828
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   829
	TBool newRtxDisable = HIFramePDU::RetransmitDisable(aDataFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   830
	if(iExpectedTxSeq == HIFramePDU::TxSeqNumber(aDataFrame))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   831
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   832
		LOG(_L("FEC CL2CapDataReTxController: HandleIncomingIFrame"))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   833
		LOG1(_L("\tTxSeqNumber = %d"), HIFramePDU::TxSeqNumber(aDataFrame))	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   834
		ProcessIFrameL(aDataFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   835
		iRejectSent = EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   836
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   837
	else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   838
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   839
		// This I-Frame has an invalid sequence number.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   840
		// Check that a Reject Exception is not already being
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   841
		// handled.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   842
		if(!iRejectSent)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   843
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   844
			iRejectPDU = HSFramePDU::NewL(EReject);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   845
			iRejectPDU->DeliverOutgoingPDU(*this);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   846
			// Send the Reject PDU.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   847
			iMuxer.PDUAvailable();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   848
			iRejectSent = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   849
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   850
		aDataFrame.Free();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   851
		LOG(_L("FEC CL2CapDataReTxController: Incoming PDU seq number of I-Frame is not in range!"))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   852
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   853
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   854
	// Check if the re-transmission disable bit has transitioned.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   855
	if(iRetransmissionDisabled != newRtxDisable)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   856
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   857
		if(newRtxDisable)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   858
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   859
			// Re-transmission has been disabled.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   860
			iTimerMan.StartMonitorTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   861
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   862
		else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   863
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   864
			// Re-transmission has been enabled.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   865
			if(!iSentPDUs.IsEmpty())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   866
				{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   867
				iTimerMan.StopMonitorTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   868
				iTimerMan.StartAckTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   869
				}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   870
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   871
		iRetransmissionDisabled = newRtxDisable;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   872
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   873
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   874
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   875
void CL2CapDataReTxController::HandleIncomingSFrameL(RMBufChain& aDataFrame)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   876
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   877
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   878
	if(HSFramePDU::SupervisoryFunction(aDataFrame) == EReject)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   879
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   880
		iRetransmitSentPDUs = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   881
		iRetransTxVal = HSFramePDU::ReqSeqNumber(aDataFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   882
		LOG(_L("FEC CL2CapDataReTxController: Incoming S-Frame: Reject"))		
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   883
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   884
	iExpectedAckSeq = HSFramePDU::ReqSeqNumber(aDataFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   885
	LOG(_L("FEC CL2CapDataReTxController: Incoming S-Frame"))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   886
	LOG1(_L("\tLastAckedFrameNum = %d"), iExpectedAckSeq)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   887
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   888
	TBool newRtxDisable = HSFramePDU::RetransmitDisable(aDataFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   889
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   890
	// Check if the acknowledged frame(s) has created
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   891
	// space in the window.	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   892
	RemoveAckedPDUsFromSentQueue();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   893
	PDUAvailable();				
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   894
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   895
	// Check if the re-transmission disable bit has transitioned.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   896
	if(iRetransmissionDisabled != newRtxDisable)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   897
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   898
		if(newRtxDisable)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   899
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   900
			// Re-transmission has been disabled.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   901
			iTimerMan.StartMonitorTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   902
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   903
		else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   904
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   905
			// Re-transmission has been enabled.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   906
			if(!iSentPDUs.IsEmpty())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   907
				{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   908
				iTimerMan.StopMonitorTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   909
				iTimerMan.StartAckTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   910
				}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   911
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   912
		iRetransmissionDisabled = newRtxDisable;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   913
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   914
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   915
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   916
HL2CapPDU* CL2CapDataReTxController::GetPduL()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   917
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   918
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   919
	// This is called from the signal manager.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   920
	HL2CapPDU* pduToSend = NULL;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   921
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   922
	// Check the re-transmission disabled flag.  If its set
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   923
	// then only S-Frames can be sent.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   924
	if(!iRetransmissionDisabled && !iDataPlaneErrored)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   925
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   926
		if(iRejectPDU)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   927
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   928
			pduToSend = iRejectPDU;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   929
			iRejectPDU = NULL;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   930
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   931
		else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   932
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   933
			if(iRetransmitSentPDUs)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   934
				{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   935
				pduToSend = RetransmitSentPDU();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   936
				}	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   937
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   938
			if(!pduToSend && CanSendPDU())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   939
				{	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   940
				pduToSend = iSDUQueue.GetPDU();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   941
				}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   942
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   943
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   944
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   945
	if(pduToSend)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   946
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   947
		pduToSend->DeliverOutgoingPDU(*this);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   948
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   949
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   950
	// Note:  If pduToSend has a valid pointer then the call to 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   951
	// pduToSend->DeliverOutgoingPDU(*this) (above) will clear the 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   952
	// iSendAckToPeer flag.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   953
	if(iSendAckToPeer)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   954
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   955
		pduToSend = HSFramePDU::New(EReceiverReady);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   956
		if(pduToSend)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   957
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   958
			pduToSend->DeliverOutgoingPDU(*this);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   959
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   960
		else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   961
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   962
			ErrorD(KErrNoMemory);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   963
			// We've been deleted!
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   964
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   965
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   966
	return pduToSend;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   967
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   968
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   969
void CL2CapDataReTxController::PDUAvailable()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   970
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   971
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   972
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   973
	// Note that CanSend only checks whether there's available outgoing window space,
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   974
	// not whether there really is some outstanding data on SDU Q. GetPduL will check
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   975
	// that and do nothing if there isn't.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   976
	if(CanSendPDU() || iSendAckToPeer || iRetransmitSentPDUs)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   977
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   978
		iMuxer.PDUAvailable();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   979
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   980
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   981
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   982
void CL2CapDataReTxController::AckTimerExpired()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   983
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   984
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   985
	__ASSERT_DEBUG(!iSentPDUs.IsEmpty(), Panic(EL2CAPAckTimerExpiryWithoutPDUToSupervise));
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   986
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   987
	// Check if the PDU can be re-sent (i.e., the Max.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   988
	// transmit has not been exceeded.)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   989
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   990
    HIFramePDU* pdu = iSentPDUs.First();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   991
        
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   992
	if(pdu->CanTransmit(iConfig->MaxTransmit()))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   993
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   994
		// Set the next frame to be transmitted to the PDU 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   995
		// whose timer expired.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   996
		iRetransTxVal = pdu->TxSeqNumber();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   997
		iRetransmitSentPDUs = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   998
		iRestartAckTimer = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   999
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1000
		// The frame will be re-transmitted when GetPDU is called.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1001
		// This will also re-start the Retransmission timer.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1002
		PDUAvailable();	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1003
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1004
	else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1005
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1006
		// The channel can not support the requested quality.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1007
		// i.e., the number of retransmissions before the channel is
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1008
		// disconnected has been exceeded.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1009
		// Error the SAP to disconnect the channel.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1010
		ErrorD(KErrL2CAPMaxTransmitExceeded);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1011
		LOG(_L("FEC CL2CapDataReTxController::AckTimerExpired - KErrL2CAPMaxTransmitExceeded"))	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1012
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1013
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1014
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1015
HL2CapPDU* CL2CapDataReTxController::RetransmitSentPDU()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1016
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1017
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1018
	HIFramePDU* pduToSend = NULL;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1019
	TDblQueIter<HIFramePDU> iter(iSentPDUs);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1020
	HIFramePDU* pduPtr;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1021
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1022
	while((pduPtr = iter++) != NULL)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1023
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1024
		if(pduPtr->TxSeqNumber() == iRetransTxVal)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1025
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1026
			pduToSend = pduPtr;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1027
			break;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1028
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1029
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1030
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1031
	if(!pduToSend)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1032
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1033
		iRetransmitSentPDUs = EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1034
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1035
	return pduToSend;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1036
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1037
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1038
void CL2CapDataReTxController::HandlePduSendComplete(HL2CapPDU& aPdu)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1039
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1040
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1041
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1042
	// We only claim ownership of I-Frames.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1043
	HIFramePDU& IFrame = static_cast<HIFramePDU&>(aPdu);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1044
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1045
	// Remove the PDU from the pending send queue.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1046
	IFrame.iLink.Deque();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1047
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1048
	// If there are outstanding (i.e., un-ack'ed) PDU's, the
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1049
	// Ack timer will already be running.  Otherwise it should
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1050
	// be started.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1051
	if(iSentPDUs.IsEmpty() || iRestartAckTimer)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1052
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1053
		iTimerMan.StopMonitorTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1054
		iRestartAckTimer = EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1055
		iTimerMan.StartAckTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1056
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1057
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1058
	iSentPDUs.AddLast(IFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1059
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1060
	// When operating in lossy conditions such as when running 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1061
	// concurrently with a name inquiry it is possible for an 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1062
	// acknowledgement to arrive before the sent completion code is called
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1063
	// for the relevant PDU.  As a result aIFrame may have already been 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1064
	// acknowledged.  Now that we have ownership of the PDU we can 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1065
	// remove it and cancel the Ack timer if necessary.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1066
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1067
	// N.B. Here we have assumed that the delay in the notification 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1068
	// that a PDU has been sent (thereby moving it from the pending sent
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1069
	// queue to the sent queue) is not so large that in the mean time we
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1070
	// have sent so many new PDUs that the transmission window has wrapped
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1071
	// so far around that an old I-Frame from the last cycle is 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1072
	// considered an unacknowledged one because the Tx Seq value is once again 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1073
	// in the valid transmission window.  This would require BT to be much
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1074
	// faster than it currently is (11/04/2007). 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1075
	RemoveAckedPDUsFromSentQueue();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1076
	PDUAvailable();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1077
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1078
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1079
void CL2CapDataReTxController::RemoveAckedPDUsFromSentQueue()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1080
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1081
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1082
	TDblQueIter<HIFramePDU> iter(iSentPDUs);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1083
	HIFramePDU* pduPtr;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1084
	TBool ackedPDUs = EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1085
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1086
	// Remove PDUs which have been previously acknowledged.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1087
	// The queue may be out of order due to retransmissions 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1088
	// being appended at the end of the sent queue.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1089
	while((pduPtr = iter++) != NULL)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1090
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1091
		// If the PDU's Tx Seq number is not in the current valid transmission window it is considered a previously acknowledged I-Frame and is removed.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1092
		if (!(((pduPtr->TxSeqNumber()>= iExpectedAckSeq) && (pduPtr->TxSeqNumber()< (iExpectedAckSeq + iConfig->TXWindowSize()))) || (((iExpectedAckSeq + iConfig->TXWindowSize()) > KL2CapTxSeqValues) && (pduPtr->TxSeqNumber()< Mod64((iExpectedAckSeq + iConfig->TXWindowSize()))))))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1093
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1094
			ackedPDUs = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1095
			delete pduPtr;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1096
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1097
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1098
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1099
	// Some PDUs have been ack'd.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1100
	if(ackedPDUs)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1101
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1102
		if(iSentPDUs.IsEmpty())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1103
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1104
			if (iDeliverOutgoingDataAndSignalToSduQWhenDone && iPendingSentPDUs.IsEmpty())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1105
				{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1106
				iSDUQueue.DataControllerDeliveredOutgoingData();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1107
				}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1108
			else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1109
				{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1110
				iTimerMan.StartMonitorTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1111
				}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1112
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1113
		else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1114
			{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1115
			iTimerMan.StopMonitorTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1116
			iTimerMan.StartAckTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1117
			}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1118
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1119
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1120
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1121
TInt CL2CapDataReTxController::HandleOutgoingIFrame(HIFramePDU* aIFrame)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1122
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1123
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1124
	aIFrame->SetPDUCID(iRemoteCID);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1125
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1126
	// When sending a retransmission iRetransmitSentPDUs = ETrue.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1127
	// When doing a retransmission the I-Frame has already had its Tx Seq
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1128
	// value set and iRetransTxVal is incremented so that we will continue
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1129
	// iterating through the sent PDUs for retransmission.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1130
	// When sending a new I-Frame iNextTxSeq is used to get the next
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1131
	// brand new Tx Seq value (given the limitations of wrapping round the number
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1132
	// space).
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1133
	if (!iRetransmitSentPDUs)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1134
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1135
		aIFrame->SetTxSeqNumber(iNextTxSeq);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1136
		iNextTxSeq = Mod64(iNextTxSeq + 1);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1137
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1138
	else
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1139
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1140
		++iRetransTxVal;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1141
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1142
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1143
	LOG(_L("FEC CL2CapDataReTxController::HandleOutgoingIFrame"))		
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1144
	LOG1(_L("\tTxSeqNumber = %d"), (aIFrame->TxSeqNumber()))
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1145
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1146
	// If flow controlled off - don't acknowledge any new I-Frames
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1147
	aIFrame->SetReqSeqNumber(iIncomingSduQFull ? iLastAckSentRxSeqNum : iExpectedTxSeq);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1148
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1149
	// Set the retransmission disable bit if flow control is on.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1150
	aIFrame->SetRetransmitDisable(iIncomingSduQFull);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1151
	aIFrame->CalculateAndSetFCS();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1152
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1153
	aIFrame->iLink.Deque(); // may be on Sent PDU list if it's a retransmission
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1154
	aIFrame->SetPduOwner(this);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1155
	iPendingSentPDUs.AddLast(*aIFrame);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1156
	if ((iSentPDUs.IsEmpty()) && iTimerMan.IsAckTimerRunning())
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1157
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1158
		iRestartAckTimer = EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1159
		iTimerMan.StartMonitorTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1160
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1161
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1162
	// Cancel the peer ack timer.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1163
	iTimerMan.StopSendPeerAckTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1164
	iSendAckToPeer = EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1165
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1166
	// Store the last acknowledged frame index.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1167
	if(!iIncomingSduQFull)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1168
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1169
		iLastAckSentRxSeqNum = iExpectedTxSeq;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1170
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1171
	LOG1(_L("\tLastAckSentRxSeqNum = %d"), iLastAckSentRxSeqNum)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1172
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1173
	return KErrNone;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1174
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1175
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1176
TBool CL2CapDataReTxController::DeliverOutgoingDataAndSignalToSduQWhenDone()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1177
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1178
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1179
	iDeliverOutgoingDataAndSignalToSduQWhenDone = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1180
	// Returning true means we don't have any outstanding data to deliver and
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1181
	// hence can be deleted immediately.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1182
	return iPendingSentPDUs.IsEmpty() && iSentPDUs.IsEmpty();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1183
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1184
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1185
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1186
RL2CapRetransmissionModeTimerManager::RL2CapRetransmissionModeTimerManager(MRetransmissionModeTimerClient& aClient)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1187
 :	iClient(aClient) 
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1188
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1189
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1190
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1191
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1192
void RL2CapRetransmissionModeTimerManager::Close()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1193
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1194
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1195
	CancelFECTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1196
	StopSendPeerAckTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1197
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1198
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1199
void RL2CapRetransmissionModeTimerManager::StartMonitorTimer()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1200
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1201
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1202
	// Monitor timer preempts the Ack timer, so we can stop whichever we have running.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1203
	CancelFECTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1204
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1205
	TCallBack cb(FECTimerExpired, this);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1206
	iFECTimerEntry.Set(cb);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1207
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1208
	// Set the timeout.  The value is in Milliseconds.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1209
	BTSocketTimer::Queue(iClient.MonitorTimeout()*1000, iFECTimerEntry);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1210
	iFECTimerState = EMonitorTimerRunning;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1211
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1212
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1213
void RL2CapRetransmissionModeTimerManager::StartAckTimer()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1214
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1215
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1216
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1217
	if (iFECTimerState != EMonitorTimerRunning)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1218
		// Ack timer can't be run when the Monitor timer is running.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1219
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1220
		CancelFECTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1221
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1222
		TCallBack cb(FECTimerExpired, this);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1223
		iFECTimerEntry.Set(cb);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1224
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1225
		// Set the timeout.  The value is in Milliseconds.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1226
		BTSocketTimer::Queue(iClient.RetransmissionTimeout()*1000, iFECTimerEntry);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1227
		iFECTimerState = EAckTimerRunning;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1228
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1229
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1230
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1231
void RL2CapRetransmissionModeTimerManager::StopMonitorTimer()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1232
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1233
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1234
	if (iFECTimerState == EMonitorTimerRunning)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1235
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1236
		CancelFECTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1237
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1238
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1239
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1240
void RL2CapRetransmissionModeTimerManager::StopAckTimer()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1241
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1242
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1243
	if (iFECTimerState == EAckTimerRunning)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1244
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1245
		CancelFECTimer();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1246
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1247
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1248
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1249
void RL2CapRetransmissionModeTimerManager::CancelFECTimer()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1250
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1251
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1252
	// Cancel either the monitor or ack timer.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1253
	if(iFECTimerState != EFECTimerIdle)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1254
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1255
		// Cancel the current outgoing timer.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1256
		BTSocketTimer::Remove(iFECTimerEntry);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1257
		iFECTimerState = EFECTimerIdle;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1258
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1259
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1260
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1261
void RL2CapRetransmissionModeTimerManager::HandleFECTimerExpired()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1262
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1263
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1264
	// Call the appropriate method to handle this expiry.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1265
	switch(iFECTimerState)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1266
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1267
		case EFECTimerIdle:
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1268
			Panic(EL2CAPInvalidDataControllerTimerState);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1269
			break;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1270
			
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1271
		case EMonitorTimerRunning:
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1272
			iFECTimerState = EFECTimerIdle;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1273
			iClient.MonitorTimerExpired();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1274
			break;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1275
			
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1276
		case EAckTimerRunning:
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1277
			iFECTimerState = EFECTimerIdle;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1278
			iClient.AckTimerExpired();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1279
			break;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1280
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1281
		default:
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1282
			Panic(EL2CAPInvalidDataControllerTimerState);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1283
			break;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1284
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1285
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1286
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1287
void RL2CapRetransmissionModeTimerManager::HandleSendPeerAckTimerExpired()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1288
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1289
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1290
	__ASSERT_ALWAYS(iSendPeerAckTimerRunning, Panic(EL2CAPInvalidDataControllerTimerState));
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1291
	iSendPeerAckTimerRunning = EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1292
	iClient.SendPeerAckTimerExpired();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1293
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1294
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1295
TBool RL2CapRetransmissionModeTimerManager::StartSendPeerAckTimer()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1296
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1297
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1298
	// This timer should only be started if the peer is using a long re-transmission timer.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1299
	__ASSERT_ALWAYS(!iSendPeerAckTimerRunning, Panic(EL2CAPInvalidDataControllerTimerState));
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1300
	
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1301
	TInt peerAckTimer = iClient.PeerRetransmissionTimeout() - KAveTimeToTransmitAckToPeer;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1302
	if(peerAckTimer > KMinimumPeerAckTimeout)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1303
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1304
		TCallBack cb(SendPeerAckTimerExpired, this);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1305
		iSendPeerAckTimerEntry.Set(cb);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1306
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1307
		// Set the timeout.  The value os in Milliseconds.
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1308
		BTSocketTimer::Queue(peerAckTimer*1000, iSendPeerAckTimerEntry);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1309
		iSendPeerAckTimerRunning = ETrue;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1310
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1311
	return iSendPeerAckTimerRunning;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1312
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1313
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1314
void RL2CapRetransmissionModeTimerManager::StopSendPeerAckTimer()
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1315
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1316
	LOG_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1317
	if (iSendPeerAckTimerRunning)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1318
		{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1319
		BTSocketTimer::Remove(iSendPeerAckTimerEntry);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1320
		iSendPeerAckTimerRunning = EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1321
		}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1322
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1323
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1324
/*static*/ TInt RL2CapRetransmissionModeTimerManager::SendPeerAckTimerExpired(TAny* aTimerMan)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1325
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1326
	LOG_STATIC_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1327
	RL2CapRetransmissionModeTimerManager* timerMan = reinterpret_cast<RL2CapRetransmissionModeTimerManager*>(aTimerMan);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1328
	timerMan->HandleSendPeerAckTimerExpired();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1329
	return EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1330
	}
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1331
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1332
/*static*/ TInt RL2CapRetransmissionModeTimerManager::FECTimerExpired(TAny* aTimeMan)
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1333
	{
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1334
	LOG_STATIC_FUNC
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1335
	RL2CapRetransmissionModeTimerManager* timeMan = reinterpret_cast<RL2CapRetransmissionModeTimerManager*>(aTimeMan);
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1336
	timeMan->HandleFECTimerExpired();
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1337
	return EFalse;
29b1cd4cb562 Revision: 200951_001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1338
	}