--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/multimediacommsengine/mmcesrv/mmceserver/inc/mcenatactions.h	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,120 @@
+/*
+* Copyright (c) 2005 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:   
+*
+*/
+
+
+
+#ifndef CMCENATACTIONS_H
+#define CMCENATACTIONS_H
+
+#include <e32base.h>
+#include "mcedefs.h"
+
+class TMceNatStateTransitionEvent;
+class CMceComSession;
+class CSdpDocument;
+
+const TInt KMceNatNonFatalErrorLimit = -11000;
+
+typedef TUint TMceNatOfferedSdp;
+const TMceNatOfferedSdp KMceNatOfferSdp = 0;
+const TMceNatOfferedSdp KMceNatPrevOfferSdp = 1;
+
+/**
+*  MCE NAT SIP actions given to a single state.
+*
+*  @lib 
+*  @since
+*/
+class MMceNatActions
+	{
+public: // New functions
+    
+	/**
+	* Creates offer.
+	*/
+    virtual TInt CreateOfferL() = 0;
+    
+	/**
+	* Creates answer, and afterwards decodes offer.
+	*/
+    virtual TInt ResolveL() = 0;
+    
+	/**
+	* Decodes answer.
+	*/
+    virtual TInt DecodeAnswerL() = 0;
+    
+	/**
+	* Updates MT/(MO) INVITE to NAT plugin, takes sdp doc from Offer()
+	*/
+    virtual void UpdateL() = 0;
+    
+    /**
+    * Any existing mcc streams have probably wrong transport addres,
+    * this method is used to update correct address to mcc streams.
+    */
+    virtual void UpdateRemoteAddressL() = 0;
+    
+    /**
+    * Sets flag state which indicates which Sdp document is valid for sending
+    * out to NET. Usually NOT loopback/local address Sdp's !!
+    */
+    virtual void SetOffered( TMceNatOfferedSdp aOffered ) = 0;
+    
+    /**
+    * Replaces current SdpSession pointer with the current Offer.
+    */
+    virtual void SdpCleanup( CSdpDocument* aPrev, CSdpDocument* aRep ) = 0;
+    
+    /**
+    * Called by state machine after NAT processing is completed.
+    */
+    virtual void Continue() = 0;
+    
+	/**
+	* State of the state machine is changed via this method.
+	*/
+    virtual void StateChangedL( TMceNatStateTransitionEvent& aEvent,
+                                TUint aNewState ) = 0;
+
+	/**
+	* Set Need to receive forces MCE to send provisional response reliably.
+	* used if resource reservation is needed.
+	*/
+	                                
+	virtual void SetNeedtoReceive() = 0; 
+	
+	/**
+	* Get the Resource Reservation Status, returns the resource reservation status
+	*/
+	virtual TInt GetResourceReservationStatus() = 0; 
+	
+	
+	virtual TMceReturnStatus GetReservationStatus() = 0;
+	
+	virtual void SetReservationStatus(TMceReturnStatus aStatus) = 0;
+
+	/**
+	* Continue processing NAT updated event, that was delayed because NAT plugin
+	* had not yet been initialized.
+	*/
+	virtual void ResumeNatUpdated() = 0;
+	};
+
+#endif // CMCENATACTIONS_H
+
+// End of File