diff -r 000000000000 -r 1bce908db942 natplugins/natpnatfwsdpprovider/src/nspinterface.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/natplugins/natpnatfwsdpprovider/src/nspinterface.cpp	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,197 @@
+/*
+* Copyright (c) 2007 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:  Plugin interface implementation.
+*
+*/
+
+#include "nspinterface.h"
+#include "nspcontroller.h"
+#include "nspsession.h"
+#include "nspmediastreamcontainer.h"
+
+// ======== MEMBER FUNCTIONS ========
+// ---------------------------------------------------------------------------
+// CNSPInterface::CNSPInterface
+// ---------------------------------------------------------------------------
+//
+CNSPInterface::CNSPInterface()
+    {
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPInterface::ConstructL
+// ---------------------------------------------------------------------------
+//
+void CNSPInterface::ConstructL()
+    {
+    iController = CNSPController::NewL();
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPInterface::NewL
+// ---------------------------------------------------------------------------
+//
+CNSPInterface* CNSPInterface::NewL()
+    {
+    CNSPInterface* self = new( ELeave ) CNSPInterface;
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPInterface::~CNSPInterface
+// ---------------------------------------------------------------------------
+//
+CNSPInterface::~CNSPInterface()
+    {
+    delete iController;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPInterface::NewSessionL
+// ---------------------------------------------------------------------------
+//
+TUint CNSPInterface::NewSessionL( MNSPSessionObserver& aSessionObserver,
+        TUint32 aIapId, const TDesC8& aDomain, TUint aProtocol )
+    {
+    return iController->NewSessionL( aSessionObserver, aIapId,
+            aDomain, aProtocol );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPInterface::CloseSessionL
+// ---------------------------------------------------------------------------
+//
+void CNSPInterface::CloseSessionL( TUint aSessionId )
+    {
+    iController->ClosingSessionL( aSessionId );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPInterface::SetSessionParam
+// ---------------------------------------------------------------------------
+//
+TInt CNSPInterface::SetSessionParam( TUint aSessionId,
+        TNSPSessionParamKey aParamKey, TUint aParamValue )
+    {
+    TInt status = KErrNone;
+    CNSPSession* session = NULL;
+    
+    TRAPD( err, session = &iController->FindSessionObjectL( aSessionId ) );
+    
+    if ( KErrNone == err )
+        {
+        status = session->SetSessionParam( aParamKey, aParamValue );
+        }
+    else
+        {
+        status = err;
+        }
+    
+    return status;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPInterface::GetSessionParam
+// ---------------------------------------------------------------------------
+//
+TInt CNSPInterface::GetSessionParam( TUint aSessionId,
+        TNSPSessionParamKey aParamKey )
+    {
+    TInt value = KErrNone;
+    CNSPSession* session = NULL;
+    
+    TRAPD( err, session = &iController->FindSessionObjectL( aSessionId ) );
+    
+    if ( KErrNone == err )
+        {
+        value = session->GetSessionParam( aParamKey );
+        }
+    else
+        {
+        value = err;
+        }
+
+    return value;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPInterface::CreateOfferL
+// ---------------------------------------------------------------------------
+//
+TNatReturnStatus CNSPInterface::CreateOfferL( TUint aSessionId,
+        CSdpDocument*& aDocument )
+    {
+    CNSPSession& session = iController->FindSessionObjectL( aSessionId );
+    return session.CreateOfferL( aDocument );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPInterface::ResolveL
+// ---------------------------------------------------------------------------
+//
+TNatReturnStatus CNSPInterface::ResolveL( TUint aSessionId,
+        CSdpDocument*& aOffer, CSdpDocument*& aAnswer )
+    {
+    CNSPSession& session = iController->FindSessionObjectL( aSessionId );
+    return session.ResolveL( aOffer, aAnswer );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPInterface::DecodeAnswerL
+// ---------------------------------------------------------------------------
+//
+TNatReturnStatus CNSPInterface::DecodeAnswerL( TUint aSessionId,
+        CSdpDocument*& aAnswer )
+    {
+    CNSPSession& session = iController->FindSessionObjectL( aSessionId );
+    return session.DecodeAnswerL( aAnswer );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPInterface::UpdateL
+// ---------------------------------------------------------------------------
+//
+void CNSPInterface::UpdateL( TUint aSessionId,
+        CSdpDocument*& aOffer )
+    {
+    CNSPSession& session = iController->FindSessionObjectL( aSessionId );
+    session.UpdateL( aOffer );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNSPInterface::RestartL
+// ---------------------------------------------------------------------------
+//
+TNatReturnStatus CNSPInterface::RestartL( TUint /*aSessionId*/ )
+    {
+    return KNatReady;
+    }
+
+
+// end of file