diff -r 000000000000 -r af10295192d8 tcpiputils/dhcp/include/DNSUpdateIf.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tcpiputils/dhcp/include/DNSUpdateIf.h	Tue Jan 26 15:23:49 2010 +0200
@@ -0,0 +1,51 @@
+// 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:
+// The DNS Update abstract plug-in interface
+// 
+//
+
+/**
+ @file DNSUpdateIf.h
+*/
+
+#ifndef __DNSUPDATEIF_H__
+#define __DNSUPDATEIF_H__
+
+#include <e32base.h>
+#include <ecom/ecom.h>
+
+class CDnsUpdateIf : public CBase
+	{
+
+public:
+	// Wraps ECom object instantitation
+	static CDnsUpdateIf* NewL();
+	// Wraps ECom object destruction 
+	virtual ~CDnsUpdateIf();
+
+	virtual void Update(TDesC& aInterfaceName, TDesC8* aHostName, TDesC8* aDomainName) = 0;
+
+private:
+	// Instance identifier key
+	TUid iDtor_ID_Key;
+	};
+
+//keep the destructor inline even though it's virtual so that 
+//the plug-in doesn't have to link against us
+inline CDnsUpdateIf::~CDnsUpdateIf()
+    {
+    REComSession::DestroyedImplementation(iDtor_ID_Key);
+    }
+
+#endif