networkcontrol/ipnetworklayer/src/nif6.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Wed, 14 Apr 2010 17:34:42 +0300
branchRCL_3
changeset 13 343eee2d4450
parent 0 af10295192d8
permissions -rw-r--r--
Revision: 201015 Kit: 201015
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// Copyright (c) 2005-2009 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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// CNifIfBase and CProtocolBase shim layer functionality
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// 
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//
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/**
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 @file nif.cpp
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*/
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#include <e32base.h>
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#include <comms-infras/ss_subconnflow.h>
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#include <comms-infras/ss_protflow.h>
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#include "in_sock.h"
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#include "in_iface.h"
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#include "in6_if.h"
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#include "nif6.h"
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#include "notify.h"
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#include "panic.h"
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#include "IPProtoDeMux.h"
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using namespace ESock;
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//
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// CIPShimIfBase methods //
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//
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CIPShimIfBase6* CIPShimIfBase6::NewL(const TDesC8& aProtocolName)
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	{
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	CIPShimIfBase6* p = new (ELeave) CIPShimIfBase6(aProtocolName);
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	CleanupStack::PushL(p);
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	p->ConstructL();
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	CleanupStack::Pop(p);
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	return p;
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	}
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CIPShimIfBase6::CIPShimIfBase6(const TDesC8& aProtocolName)
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  : CIPShimIfBase(aProtocolName)
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	{
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	iConfig6.iFamily = KAFUnspec;
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	}
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TInt CIPShimIfBase6::ServiceInfoControl(TDes8& aOption, TUint aName)
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/**
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Service KSoIfInfo/KSoIfInfo6 calls from upper protocol
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*/
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	{
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	TBinderInfo* ourInfo = NULL;
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	// Validate the size of structure passed in
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	switch (aName)
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		{
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	case KSoIfInfo:
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		return KErrNotSupported;
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	case KSoIfInfo6:
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		ASSERT(aOption.Length() == sizeof(TSoIfInfo6));
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		if (iConfig6.iFamily != KAfInet6)
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			{
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			return KErrNotSupported;
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			}
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		ourInfo = &iConfig6.iInfo;
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		break;
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	default:
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		Panic(EBadInfoControlOption);
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		}
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	TUint8* ptr = const_cast<TUint8*>(aOption.Ptr());
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	TSoIfInfo& info = reinterpret_cast<TSoIfInfo&>(*ptr);
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	// Fill in iFeatures, iMtu, iSpeedMetric
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	info.iFeatures = ourInfo->iFeatures;
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	info.iSpeedMetric = ourInfo->iSpeedMetric;
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	info.iMtu = ourInfo->iMtu;
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	if (aName == KSoIfInfo6)
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		{
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		TSoIfInfo6& info = reinterpret_cast<TSoIfInfo6&>(*ptr);
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		// For IP6, also fill in iRMtu
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		info.iRMtu = ourInfo->iRMtu;
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		}
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	return KErrNone;
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	}
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TInt CIPShimIfBase6::ServiceConfigControl(TDes8& aOption)
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/**
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Service KSoIfConfig calls from upper protocol
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*/
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	{
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	TUint8* ptr = const_cast<TUint8*>(aOption.Ptr());
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	TUint family = reinterpret_cast<TSoIfConfigBase&>(*ptr).iFamily;
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	switch (family)
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		{
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	case KAfInet6:					// IP6
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		{
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		ASSERT(aOption.Length() == sizeof(TSoInet6IfConfig));
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		TSoInet6IfConfig& cf = reinterpret_cast<TSoInet6IfConfig&>(*ptr);
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		if (iConfig6.iFamily != KAfInet6)
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			{
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			return KErrNotSupported;
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			}
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		else
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			{
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			cf.iLocalId = iConfig6.iLocalId;
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			cf.iRemoteId = iConfig6.iRemoteId;
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			cf.iNameSer1 = iConfig6.iNameSer1;
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			cf.iNameSer2 = iConfig6.iNameSer2;
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			}
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		}
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		break;
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   127
	
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	default:
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		Panic(EBadConfigControlFamily);
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		break;
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		}
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   132
		
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	return KErrNone;
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	}
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   135
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   136
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void CIPShimIfBase6::GetConfigFirstTime()
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/**
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Retrieve the IP4/IP6 configuration information from the lower binder, if
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we haven't already done so.
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*/
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	{
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	if (iConfig6.iFamily == KAFUnspec)
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		{
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		// retrieve the configuration information into the iConfig4/6 union (we are
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		// just specifying the address of the first data type in the union, but
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		// it equally specifies iConfig6).
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   148
		
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		TBinderConfig& config = iConfig6;
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		if(iProtoBinders[0]->iLowerControl->GetConfig(config) != KErrNone)
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			Panic(EBinderConfigNotSupported);
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   152
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		iConfig6.iFamily = config.iFamily;
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		ASSERT(iConfig6.iFamily == KAfInet6);
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		}		
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	}
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parents:
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   157