--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/natfw/natfwstunserver/inc/natfwstunsrvclientsession.h	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,109 @@
+/*
+* Copyright (c) 2007-2008 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:    Provides client interface of the NAT FW STUN server
+*
+*/
+
+
+
+
+#ifndef NATFWSTUNSRVCLIENTSESSION_H
+#define NATFWSTUNSRVCLIENTSESSION_H
+
+#include <e32base.h>
+#include "natfwconnectivityapidefs.h"
+
+class CNATFWSTUNSrvImpl;
+class MNATFWStunSrvObserver;
+class CNATFWCredentials;
+class MNcmConnectionMultiplexer;
+class TInetAddr;
+
+/**
+ * Interface of the NATFW STUN server, which client uses to listen to 
+ * incoming STUN requests. Also Turn spesific data indications are decoded.
+ *
+ *  @lib stunserver.lib
+ *  @since S60 v3.2
+ */
+NONSHARABLE_CLASS( CNATFWSTUNSrvClientSession ): public CBase
+    {
+
+public:
+    
+    /**
+     * Two-phased constructor.
+     * @param aObserver    A callback object to receive and handle
+     *                     event notifications from NAT FW STUN server.
+     * @param aMultiplexer multiplexer.
+     */
+    IMPORT_C static CNATFWSTUNSrvClientSession* NewL( 
+                                MNATFWStunSrvObserver& aObserver,
+                                MNcmConnectionMultiplexer& aMultiplexer );
+    /**
+     * Destructor.
+     */
+    virtual ~CNATFWSTUNSrvClientSession();
+
+    /**
+     * Starts listening to incoming STUN requests.
+     * Notifies the client of STUN requests that are valid.
+     *  
+     * @since S60 3.2
+     * @param aIdentifications Authentication passwords
+     * @return void
+     */
+    IMPORT_C void AddAuthenticationParamsL( 
+        const RPointerArray<CNATFWCredentials>& aIdentifications );
+     
+    /**
+     * Stops listening to incoming STUN requests.
+     *  
+     * @since S60 3.2
+     * @param aIdentifications Authentication passwords
+     * @return void
+     */
+    IMPORT_C void RemoveAuthenticationParamsL( 
+        const RPointerArray<CNATFWCredentials>& aIdentifications );
+        
+    /**
+     * Sets role for an agent. 
+     *  
+     * @since S60 3.2
+     * @param aRole       Either controlling or controlled.  
+     * @param aTieBreaker Value for determining which agent will change
+     *                    Role if role conflict is present
+     * @return void
+     */        
+    IMPORT_C void SetRoleL( TNATFWIceRole aRole, 
+        TUint64 aTieBreaker );         
+                       
+
+private:
+
+    CNATFWSTUNSrvClientSession();
+    
+    void ConstructL( MNATFWStunSrvObserver& aObserver,
+                     MNcmConnectionMultiplexer& aMultiplexer );
+    
+private:
+
+    /*
+     * NAT FW STUN server implementation
+     * Own.
+     */ 
+    CNATFWSTUNSrvImpl* iImplementation;
+    };
+
+#endif // NATFWSTUNSRVCLIENTSESSION_H