diff -r 000000000000 -r 1bce908db942 natfw/natfwconnectionmultiplexer/src/cncmsender.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/natfw/natfwconnectionmultiplexer/src/cncmsender.cpp	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,211 @@
+/*
+* Copyright (c) 2006-2007 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:    Abstract socket sender
+*
+*/
+
+
+
+
+#include "cncmsender.h"
+#include "ncmconnectionmultiplexerlogs.h"
+#include "mncmreceiversenderobserver.h"
+#include "mncmsenderobserver.h"
+#include "cncmsenditem.h"
+
+const TInt KFirstInBuffer  = 0;
+
+
+// ---------------------------------------------------------------------------
+// CNcmSender::CNcmSender
+// ---------------------------------------------------------------------------
+//
+CNcmSender::CNcmSender( RSocket& aSocket,
+    MNcmReceiverSenderObserver& aObserver ) :
+    CActive( EPriorityUserInput ),
+    iSocket( aSocket ),
+    iObserver( aObserver )
+    {
+    CActiveScheduler::Add( this );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNcmSender::~CNcmSender
+// ---------------------------------------------------------------------------
+//
+CNcmSender::~CNcmSender()
+    {
+    __CONNECTIONMULTIPLEXER( "CNcmSender::~CNcmSender" )
+
+    Cancel();
+    iSendItemArray.ResetAndDestroy();
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNcmSender::Send
+// ---------------------------------------------------------------------------
+//
+void CNcmSender::Send( const TDesC8& aMessage,
+    MNcmSenderObserver* aSenderObserver )
+    {
+    __CONNECTIONMULTIPLEXER_INT1( 
+        "CNcmSender::Send - Send item count: ", iSendItemArray.Count() )
+
+    CNcmSendItem* item( NULL );
+    
+    TRAPD( error, item = CNcmSendItem::NewL( aMessage, aSenderObserver ) )
+    
+    if ( item )
+        {
+        error = iSendItemArray.Append( item );        
+        }  
+    
+    if ( KErrNone != error )
+        {  
+        if ( aSenderObserver )
+            {
+            aSenderObserver->MessageSentFailure( error );
+            aSenderObserver = NULL;
+            }
+        else
+            {
+            iObserver.Error( error );
+            }    
+      
+        __CONNECTIONMULTIPLEXER_INT1( 
+            "CNcmSender::Send - ERRRO: ", error )
+        delete item;
+        return;
+        }
+
+    // start sending
+    DoSend();
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNcmSender::CancelMessageSendL
+// ---------------------------------------------------------------------------
+//
+void CNcmSender::CancelMessageSendL(
+    const MNcmSenderObserver* aSenderObserver )
+    {
+    __CONNECTIONMULTIPLEXER( "CNcmSender::CancelMessageSendL ")
+        
+    TInt ind( iSendItemArray.Count() );
+    
+    while ( ind-- )
+        {
+        if ( aSenderObserver == iSendItemArray[ind]->Observer() )
+            {
+            __CONNECTIONMULTIPLEXER_INT1(
+                "CNcmSender::CancelMessageSendL - Delete: ind ", ind)
+            
+            if ( KFirstInBuffer  == ind )
+                {
+                iSocket.CancelSend();
+                }
+                
+            delete iSendItemArray[ind];
+            iSendItemArray.Remove( ind );
+            }
+        }
+    }
+
+   
+// ---------------------------------------------------------------------------
+// From class CActive
+//
+// CNcmSender::RunL
+// ---------------------------------------------------------------------------
+//
+void CNcmSender::RunL()
+    {
+    __CONNECTIONMULTIPLEXER_INT1( "CNcmSender::RunL STATUS: ", iStatus.Int() )
+    
+    if ( iSendItemArray.Count() )
+        {     
+        TInt status( iStatus.Int() );
+               
+        MNcmSenderObserver* senderObserver =
+            iSendItemArray.Count()
+            ? iSendItemArray[KFirstInBuffer]->Observer()
+            : NULL;
+        
+        if ( KErrNone != status )
+            {
+            if ( senderObserver )
+                {
+                senderObserver->MessageSentFailure( iStatus.Int() );
+                }
+            else
+                {
+                iObserver.Error( iStatus.Int() );
+                } 
+            }
+        else
+            {
+            if ( senderObserver )
+                {
+                senderObserver->MessageSent();
+                }   
+            }
+
+        if ( iSendItemArray.Count() )
+            {
+            if ( iSendItemArray[KFirstInBuffer]->SendInProgress() )
+                {
+                senderObserver = NULL;       
+                delete iSendItemArray[KFirstInBuffer];
+                iSendItemArray.Remove( KFirstInBuffer );
+                }
+            DoSend();
+            }     
+        }
+    }
+
+
+// ---------------------------------------------------------------------------
+// From class CActive
+//
+// CNcmSender::DoCancel
+// ---------------------------------------------------------------------------
+//
+void CNcmSender::DoCancel()
+    {
+    __CONNECTIONMULTIPLEXER( "CNcmSender::DoCancel" )
+         
+    iSocket.CancelSend();
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNcmSender::Activate
+// ---------------------------------------------------------------------------
+//
+void CNcmSender::Activate() const
+    {
+    }
+
+
+// ---------------------------------------------------------------------------
+// CNcmSender::Deactivate
+// ---------------------------------------------------------------------------
+//
+void CNcmSender::Deactivate()
+    {
+    Cancel();
+    }