// Copyright (c) 2006-2010 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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// This file implements the base class for the protocol interface classes.+
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// +
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//+
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+
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/**+
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 @file+
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*/+
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+
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+
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#include "OstTraceDefinitions.h"+
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#ifdef OST_TRACE_COMPILER_IN_USE+
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#include "BinderBaseTraces.h"+
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#endif+
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+
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#include <nifmbuf.h>+
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#include "BinderBase.h"+
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#include "RawIPFlow.h"+
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+
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using namespace ESock;+
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+
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CBinderBase::CBinderBase(CRawIPFlow& aFlow)+
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/**+
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 * Constructor+
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 *+
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 * @param aNifMain A pointer to CRawIPFlow+
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 */+
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	:iFlow(&aFlow)+
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	{+
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	}+
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+
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CBinderBase::~CBinderBase()+
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/**+
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 * Destructor+
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 */+
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	{+
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	}+
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+
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// from ESock::MLowerControl+
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TInt CBinderBase::BlockFlow(MLowerControl::TBlockOption /*aOption*/)+
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	{+
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	return KErrNotSupported;+
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	}+
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	+
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void CBinderBase::ChangeFlow(CRawIPFlow& aNewFlow)+
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    {+
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    ASSERT(iFlow);+
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    iFlow = &aNewFlow;+
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    }+
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+
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MLowerDataSender* CBinderBase::Bind(MUpperDataReceiver* aUpperReceiver, MUpperControl* aUpperControl)+
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/**+
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 * Binds TCP/IP protocol to Flow+
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 *+
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 * @param aUpperReceiver A pointer to Upper layer Receive class+
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 * @param aUpperControl A pointer to Upper layer control class+
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 */+
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	{+
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    OstTraceDef0(OST_TRACE_CATEGORY_DEBUG, TRACE_INTERNALS, CBINDERBASE_BIND_1, "CBinderBase:\tBind()");+
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+
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	iUpperReceiver = aUpperReceiver;+
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	iUpperControl = aUpperControl;+
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	return this;+
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	}+
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+
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void CBinderBase::Unbind(MUpperDataReceiver* aUpperReceiver, MUpperControl* aUpperControl)+
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    {+
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	OstTraceDef0(OST_TRACE_CATEGORY_DEBUG, TRACE_INTERNALS, CBINDERBASE_UNBIND_1, "CBinderBase:\tUnbind()");+
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	+
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#ifndef _DEBUG+
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	(void) aUpperReceiver;+
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	(void) aUpperControl;+
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#endif+
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+
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	ASSERT(aUpperReceiver == iUpperReceiver);+
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	ASSERT(aUpperControl == iUpperControl);+
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	iUpperReceiver = NULL;+
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	iUpperControl = NULL;+
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	}+
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+
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void CBinderBase::StartSending()+
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/**+
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 * Indicates to the protocol layer that the NIF is ready to send packets.+
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 *+
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 * @param aProtocol A pointer to a protocol+
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 */+
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	{+
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	OstTraceDef0(OST_TRACE_CATEGORY_DEBUG, TRACE_INTERNALS, CBINDERBASE_STARTSENDING_1, "CBinderBase:\tStartSending()");+
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+
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	// Default implementation.+
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	// Uses iProtocol instead aProtocol.+
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	iUpperControl->StartSending();+
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	}+
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+
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void CBinderBase::UpdateContextConfigL(const TPacketDataConfigBase& /*aConfig*/)+
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/**+
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 * Method overidden by UpdateContextConfig on IPv4ProtocolIf class+
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 *+
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 * @param aConfig Not used+
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 */+
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	{+
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	// Default implementation does nothing.+
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	}+
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+
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void CBinderBase::UpdateConnectionSpeed(TUint /*aConnectionSpeed*/)+
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/**+
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 * Method overidden by UpdateConnectionSpeed on IPv4Binder class+
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 *+
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 * @param aConnectionSpeed Not used+
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 */+
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	{+
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	// Default implementation does nothing.+
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	}+
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