diff -r 000000000000 -r 1bce908db942 natplugins/natptraversalcontroller/src/ccrlfsender.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/natplugins/natptraversalcontroller/src/ccrlfsender.cpp	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,113 @@
+/*
+* 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: 
+*
+*/
+
+
+#include "ccrlfsender.h"
+#include "mnatbindingrefresherobserver.h"
+
+_LIT8(KDoubleCRLF,"\r\n\r\n");
+
+// -----------------------------------------------------------------------------
+// CCRLFSender::CCRLFSender
+// -----------------------------------------------------------------------------
+//
+CCRLFSender::CCRLFSender( MNATBindingRefresherObserver& aObserver )
+    : CActive( CActive::EPriorityStandard ),
+      iObserver( aObserver )
+    {
+    CActiveScheduler::Add( this );
+    }
+
+// -----------------------------------------------------------------------------
+// CCRLFSender::~CCRLFSender
+// -----------------------------------------------------------------------------
+//
+CCRLFSender::~CCRLFSender()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CCRLFSender::PersistentConnectionRequired
+// -----------------------------------------------------------------------------
+//
+TBool CCRLFSender::PersistentConnectionRequired() const
+    {
+    return ETrue;
+    }
+
+// -----------------------------------------------------------------------------
+// CCRLFSender::HasSocket
+// -----------------------------------------------------------------------------
+//
+TBool CCRLFSender::HasSocket(const RSocket& /*aSocket*/) const
+    {
+    return EFalse;
+    }
+
+// -----------------------------------------------------------------------------
+// CCRLFSender::HasSocket
+// -----------------------------------------------------------------------------
+//
+TBool CCRLFSender::HasSocket(const CSecureSocket& /*aSocket*/) const
+    {
+    return EFalse;
+    }
+
+// -----------------------------------------------------------------------------
+// CCRLFSender::Send
+// -----------------------------------------------------------------------------
+//
+void CCRLFSender::Send()
+    {
+    if (ReadyToSend())
+        {
+        Send(KDoubleCRLF);
+        SetActive();
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CCRLFSender::RunL
+// From CActive
+// -----------------------------------------------------------------------------
+//
+void CCRLFSender::RunL()
+    {
+    SendingCompleted();
+    iObserver.NATBindingRefreshComplete(iStatus.Int());
+    }
+
+// -----------------------------------------------------------------------------
+// CCRLFSender::ReadyToSend
+// -----------------------------------------------------------------------------
+//
+TBool CCRLFSender::ReadyToSend()
+    {
+    // Default implementation
+    return ETrue;
+    }
+
+// -----------------------------------------------------------------------------
+// CCRLFSender::SendingCompleted
+// -----------------------------------------------------------------------------
+//
+void CCRLFSender::SendingCompleted()
+    {
+    // Default implementation empty
+    }
+
+// End of File