--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/networkcontrol/ipnetworklayer/inc/nif.h	Tue Jan 26 15:23:49 2010 +0200
@@ -0,0 +1,157 @@
+/**
+* Copyright (c) 2005-2009 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:
+* CNifIfBase and CProtocolBase shim layer functionality
+* 
+*
+*/
+
+
+
+/**
+ @file nif.h
+*/
+
+#if !defined(NIF_H_INCLUDED)
+#define NIF_H_INCLUDED
+
+#include <e32base.h>
+#include <comms-infras/ss_protflow.h>
+#include <comms-infras/nifif.h>
+#include <comms-infras/es_protbinder.h>
+#include <comms-infras/ss_flowbinders.h>
+#include "notify.h"
+#include "flow.h"
+#include <networking/ipaddrinfoparams.h>
+#ifdef SYMBIAN_ENABLE_SPLIT_HEADERS
+#include <comms-infras/nifif_internal.h>
+#include <comms-infras/nifprvar_internal.h>
+#endif
+
+class MNifIfUser;
+class CIPShimNotify;
+
+class CHookAddressInfo;
+class CIPProtoBinder;
+
+const TInt KMaxProtocolNameSize = 16;
+
+_LIT8(KProtocolIp, "ip");
+_LIT8(KProtocolIp6, "ip6");
+
+
+class CIPShimIfBase : public CNifIfBase,
+	//interfaces for the flow below
+	public ESock::MUpperControl, public ESock::MUpperDataReceiver
+	
+	{
+/**
+Class that represents a NIF to the TCP/IP stack and presents and presents an
+upperdatareceiver to the flows below
+
+
+@internalComponent
+*/
+public:
+    friend class CIPShimSubConnectionFlow;
+
+public:
+	static CIPShimIfBase* NewL(const TDesC8& aProtocol, CIPShimProtocolIntf *iProtIntf);
+	~CIPShimIfBase();
+	
+	void StartL();
+	void BindToL(CIPProtoBinder* aIPProtoBinder);
+	void UnbindFrom(CIPProtoBinder* aIPProtoBinder);
+
+	inline void SetProtocolIntf(CIPShimProtocolIntf *aIntf);
+	void CleanupInterface(TInt aError);
+	void Release(TInt aError);
+	
+	const TConnectionInfo& ConnectionInfo();
+	void SetConnectionInfo(const TConnectionInfo& aConnectionInfo);
+	const TDesC8& ProtocolName();
+
+	CIPShimNotify* const ShimNotify() const { return iShimNotify; };
+
+	// IP4/IP6 specific required derivations
+	virtual void GetConfigFirstTime() = 0;
+
+    //-=========================================
+    // MUpperDataReceiver methods
+    //-=========================================        
+ 	void Process(RMBufChain& aData);
+ 
+    //-=========================================
+    // MUpperControl methods
+    //-=========================================        
+	void StartSending();
+	void Error(TInt anError);
+
+
+	CProtocolBase* iUpperProtocol;
+	
+	CIPShimSubConnectionFlow& Flow();
+	CIPShimProtocolIntf* ProtcolIntf();
+	
+	void AddIpAddrInfoL(CIPProtoBinder* aBinder, CSubConIPAddressInfoParamSet::TSubConIPAddressInfo& aAddrInfo);
+	void RemoveIpAddrInfo(CIPProtoBinder* aBinder, CSubConIPAddressInfoParamSet::TSubConIPAddressInfo& aAddrInfo);
+	void RemoveIpAddrInfo(CIPProtoBinder* aBinder);
+	void RemoveInterfaceName(CIPProtoBinder* aBinder);
+protected:
+	CIPShimIfBase(const TDesC8& aProtocolName);
+	void ConstructL();
+
+	// from CNifIfBase
+	void BindL(TAny *aId);
+	TInt State();
+	TInt Control(TUint aLevel,TUint aName,TDes8& aOption, TAny* aSource=0);
+	void Info(TNifIfInfo& aInfo) const;
+	TInt Send(RMBufChain& aPdu, TAny* aSource=0);
+	TInt Notification(TAgentToNifEventType aEvent, void * aInfo);
+
+	// IP4/IP6 specific required derivations
+	virtual TInt ServiceInfoControl(TDes8& aOption, TUint aName) = 0;
+	virtual TInt ServiceConfigControl(TDes8& aOption) = 0;
+	
+	RPointerArray<CIPProtoBinder> iProtoBinders;
+	
+
+private:
+	TInt ServiceHwAddrControl(TDes8& aOption);
+	TInt ServiceConnInfo(TDes8& aOption);
+	
+private:
+	TBuf8<KMaxProtocolNameSize> iProtocolName;	// "ip" or "ip6"
+	TConnectionInfo iConnectionInfo;
+	
+	CIPShimNotify* iShimNotify;                 // note: CNifIfBase::iNotify is an alias of this
+	mutable TBool iInterfaceNameRecorded;		// Used by Info() which is inherited const from CNifIfBase
+	TBool iBinderReady;	
+	MNifIfUser* iNifUser;
+	
+	CHookAddressInfo* iHookAddressInfo;
+	CIPShimProtocolIntf *iProtIntf; // needed for cleanup
+	};
+
+    
+
+void CIPShimIfBase::SetProtocolIntf(CIPShimProtocolIntf *aIntf)
+	{
+	iProtIntf = aIntf;
+	}
+	
+
+#endif
+//NIF_H_INCLUDED
+