// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

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

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// ip6_sap.cpp - IPv6 service access point

//

#include "ip6.h"

#include <ip6_hdr.h>

#include "in_net.h"

class CProviderIP6 : public CProviderInet6Network

	{

public:

	CProviderIP6(CProtocolInet6Base* aProtocol);

	virtual TInt DoWrite(RMBufSendPacket &aPacket, RMBufSendInfo &aInfo, TUint aOptions, TUint aOffset);

	virtual TInt SecurityCheck(MProvdSecurityChecker *aChecker);

	};

//

// IP6::NewSAPL

// ************

CServProviderBase *IP6::NewSAPL(TUint aSockType, CProtocolInet6Base *aProtocol, TInt /*aId*/)

	{

	LOG(Log::Printf(_L("NewSAPL\t%S SockType=%d"), &aProtocol->ProtocolName(), aSockType));

	if (aSockType != KSockDatagram)

		User::Leave(KErrNotSupported);

	CProviderIP6 *provider = new (ELeave) CProviderIP6(aProtocol);

	CleanupStack::PushL(provider);

	provider->InitL();

	CleanupStack::Pop();

	LOG(Log::Printf(_L("NewSAPL\t%S SAP[%u] OK"), &aProtocol->ProtocolName(), (TInt)provider));

	return provider;

	}

//

CProviderIP6::CProviderIP6(CProtocolInet6Base* aProtocol) : CProviderInet6Network(aProtocol)

	{

	__DECLARE_NAME(_S("CProviderIP6"));

	}

TInt CProviderIP6::DoWrite(RMBufSendPacket &aPacket, RMBufSendInfo &aInfo, TUint /*aOptions*/, TUint /*aOffset*/)

	{

	iFlow.SetNotify(this);

	if (aInfo.iSrcAddr.Family())

		iFlow.SetLocalAddr(aInfo.iSrcAddr);

	if (aInfo.iDstAddr.Family())

		iFlow.SetRemoteAddr(aInfo.iDstAddr);

	const TInt status = aPacket.Info()->iFlow.Open(iFlow, aPacket.Info());

	if (status == KErrNone)

		{

		// Should compute the IPv6 checksum for the "upper" layer,

		// if requested by the application (advanced api option in

		// IPv6. Not for IPv4.)

		}

	return status;

	}

TInt CProviderIP6::SecurityCheck(MProvdSecurityChecker *aChecker)

	{

	const TInt res = CProviderInet6Network::SecurityCheck(aChecker);

	if (res == KErrNone)

		return CheckPolicy(KPolicyNetworkControl, "TCPIP IP SAP");

	return res;

	}