--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/realtimenetprots/sipfw/SIP/Transaction/src/ResponseQueue.cpp	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,97 @@
+// Copyright (c) 2005-2009 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          : ResponseQueue.cpp
+// Part of       : Transaction
+// Version       : SIP/4.0 
+//
+
+
+
+#include "SipAssert.h"
+#include "sipresponse.h"
+
+#include "ResponseQueue.h"
+#include "ResponseQueueItem.h"
+
+
+// -----------------------------------------------------------------------------
+// CResponseQueue::NewL
+// -----------------------------------------------------------------------------
+//
+CResponseQueue* CResponseQueue::NewL()
+	{
+	return new (ELeave) CResponseQueue();
+	}
+
+// -----------------------------------------------------------------------------
+// CResponseQueue::CResponseQueue
+// -----------------------------------------------------------------------------
+//
+CResponseQueue::CResponseQueue()
+#ifdef CPPUNIT_TEST
+    //For unit tests the granularity of arrays is set to 1 to cause them to
+    //allocate memory every time an item is appended to array
+    : iQueue(1)
+#endif
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CResponseQueue::~CResponseQueue
+// -----------------------------------------------------------------------------
+//
+CResponseQueue::~CResponseQueue()
+	{
+	iQueue.ResetAndDestroy();
+	}
+
+// -----------------------------------------------------------------------------
+// CResponseQueue::Add
+// -----------------------------------------------------------------------------
+//
+TInt CResponseQueue::Add(CResponseQueueItem* aRespItem)
+	{	
+	if (!aRespItem)
+        {
+        return KErrArgument;
+        }
+
+	TInt status = iQueue.Append(aRespItem);
+	if (status == KErrNone)
+		{
+		//Ownership of the SIP response is passed to aRespItem
+		aRespItem->SetResponseOwnership(ETrue);
+		}
+	return status;
+	}
+
+// -----------------------------------------------------------------------------
+// CResponseQueue::GetNext
+// -----------------------------------------------------------------------------
+//
+CResponseQueueItem* CResponseQueue::GetNext()
+	{
+	if (iQueue.Count() > 0)
+		{
+		CResponseQueueItem* respItem = iQueue[0];
+
+		__ASSERT_DEBUG(respItem,
+			User::Panic(_L("CRespQueue::GetNext() respItem = 0"), KErrNotFound));
+
+		iQueue.Remove(0);
+		return respItem;
+		}
+
+	return NULL;
+	}