--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/realtimenetprots/sipfw/SIP/ConnectionMgr/src/CSenderUdp.cpp	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,217 @@
+// Copyright (c) 2007-2009 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:
+// Name          : CSenderUdp.cpp
+// Part of       : ConnectionMgr
+// Version       : SIP/5.1
+//
+
+
+
+#include "CSenderUdp.h"
+#include "CommonConsts.h"
+#include "SipLogs.h"
+#include "SipAssert.h"
+#include "siperr.h"
+#include "TSIPTransportParams.h"
+#include "sipmessage.h"
+#include "CSocketContainer.h"
+#include "COwnerSettingsList.h"
+
+// -----------------------------------------------------------------------------
+// CSenderUdp::NewL
+// -----------------------------------------------------------------------------
+//
+CSenderUdp* CSenderUdp::NewL( 
+    MContext& aContext, 
+    COwnerSettingsList& aSettingsList )
+	{
+	CSenderUdp* self = NewLC( aContext, aSettingsList );
+	CleanupStack::Pop( self );
+	return self;
+	}
+
+// -----------------------------------------------------------------------------
+// CSenderUdp::NewLC
+// -----------------------------------------------------------------------------
+//
+CSenderUdp* CSenderUdp::NewLC( 
+    MContext& aContext, 
+    COwnerSettingsList& aSettingsList )
+	{
+	CSenderUdp* self = new ( ELeave ) CSenderUdp( aContext, aSettingsList );
+	CleanupStack::PushL( self );
+	return self;
+	}
+
+// -----------------------------------------------------------------------------
+// CSenderUdp::CSenderUdp
+// -----------------------------------------------------------------------------
+//
+CSenderUdp::CSenderUdp( MContext& aContext, COwnerSettingsList& aSettingsList ) : 
+    CSender( aContext, aSettingsList ),
+    iPermissionToSend( ETrue )
+	{
+	}
+
+// -----------------------------------------------------------------------------
+// CSenderUdp::~CSenderUdp
+// -----------------------------------------------------------------------------
+//
+CSenderUdp::~CSenderUdp()
+	{
+	Cancel();
+	}
+
+// -----------------------------------------------------------------------------
+// CSenderUdp::SendL
+// -----------------------------------------------------------------------------
+//
+TBool CSenderUdp::SendL( const TSIPTransportParams& aTransportParams,
+                         CSIPMessage& aMessage,
+					     const TInetAddr& aAddr,
+					     TUint aOrigTransport,
+					     TRequestStatus& aStat,
+					     TBool /*aStore*/,
+					     TBool aForceUDP )
+	{
+    COutgoingData* data = 
+        COutgoingData::NewL( aTransportParams, aMessage, aAddr, 
+	                         aOrigTransport, aStat, *iContext.SigCompHandler(),
+						     aForceUDP );	
+	
+	if ( !IsActive() && iPermissionToSend )
+		{
+	    iList.AddFirst( *data );		
+		
+        TCleanupItem cleanupItem( CleanCurrentDataOnLeave, this );
+        CleanupStack::PushL( cleanupItem );		
+		
+        EncodeAndSendL( EFalse );
+        
+        CleanupStack::Pop( 1 ); // cleanupItem
+		}
+	else
+	    {
+	    iList.AddLast( *data );
+	    }
+		
+    return EFalse;
+	}
+
+// -----------------------------------------------------------------------------
+// CSenderUdp::SendL
+// -----------------------------------------------------------------------------
+//
+void CSenderUdp::SendL( COutgoingData* aData )
+	{
+	iList.AddLast( *aData );
+	SendNextL();
+	}
+
+// -----------------------------------------------------------------------------
+// CSenderUdp::SendNextL
+// -----------------------------------------------------------------------------
+//
+void CSenderUdp::SendNextL()
+	{
+	if ( !IsActive() )
+	    {
+    	if ( iPermissionToSend && !iList.IsEmpty() )
+    		{
+    		EncodeAndSendL( ETrue );
+    		}
+        else
+            {
+            iContext.Sending( EFalse );
+            }
+	    }
+	}
+
+// -----------------------------------------------------------------------------
+// CSenderUdp::SetSendPermission
+// -----------------------------------------------------------------------------
+//	
+void CSenderUdp::SetSendPermission( TBool aPermissionToSend )
+    {
+    iPermissionToSend = aPermissionToSend;
+    }
+    
+// -----------------------------------------------------------------------------
+// CSenderUdp::EncodeAndSendL
+// -----------------------------------------------------------------------------
+//
+void CSenderUdp::EncodeAndSendL( TBool aRemoveFromList )
+	{
+	COutgoingData* data = CurrentData();
+	
+	__SIP_ASSERT_LEAVE( data, KErrNotFound );
+	
+	TBool sendData = ETrue;
+	TPtr8 pointer = data->EncodeL( EFalse );	
+	TInt encodedLen = pointer.Length();
+
+	if ( encodedLen > KMaxMessageLength && data->ForceUDP() )
+		{
+		// Message is too large to be sent with UDP
+		User::Leave( KErrTooBig );
+		}
+
+	if ( (encodedLen < KMaxUdpMessageSize ||
+		 !data->Message().IsRequest() ||
+		 data->ForceUDP() ||
+		 data->OrigTransport() == KProtocolInetUdp) &&
+		 !data->Compressed() )
+		{
+		iOutgoingMessage.Set( pointer );
+		}
+	else if ( data->Compressed() && encodedLen < KMaxUdpMessageSize )
+		{
+		iOutgoingMessage.Set( pointer );
+		}
+	else
+		{
+		data->Sent();
+		if ( aRemoveFromList )
+			{
+			iList.Remove( *data );
+			}
+		CleanupStack::PushL( data );
+		iContext.ReRouteL( KProtocolInetTcp, data );
+		CleanupStack::Pop( data );
+		sendData = EFalse;
+		}
+	
+	if ( sendData )
+	    {
+        CSocketContainer* socketContainer( 
+            iContext.SocketContainer( IpAddrType( data->Address() ) ) );
+        __ASSERT_ALWAYS( socketContainer, User::Leave( KErrNotFound ) );
+    	__SIP_MESSAGE_LOG( "Connection Manager::SendToNetwork via UDP", 
+    	                   iOutgoingMessage )
+    	WriteToLog( iOutgoingMessage );
+    	
+    	// Set socket options before sending, options will be cleared after
+    	// send has completed.
+    	iSettingsList.SetOpts( 
+    	    data->TransportParams(), socketContainer->Socket() );
+    	
+    	iContext.Sending( ETrue );
+    	socketContainer->Socket().SendTo( 
+            iOutgoingMessage,
+            data->Address(),
+            0,
+            iStatus );
+    	SetActive();
+	    }
+	}