--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/realtimenetprots/sipfw/ProfileAgent/ProxyResolver/src/CProxyResolvingQueue.cpp	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,199 @@
+// Copyright (c) 2004-2009 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        : CProxyResolvingQueue.cpp
+// Part of     : ProxyResolver
+// Version     : SIP/4.0
+//
+
+
+
+#include "CProxyResolvingQueue.h"
+#include "CProxyQuery.h"
+
+        
+// -----------------------------------------------------------------------------
+// CProxyResolvingQueue::NewL
+// -----------------------------------------------------------------------------
+//
+CProxyResolvingQueue* CProxyResolvingQueue::NewL ()
+    {
+    CProxyResolvingQueue* self = CProxyResolvingQueue::NewLC();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CProxyResolvingQueue::NewLC
+// -----------------------------------------------------------------------------
+//  
+CProxyResolvingQueue* CProxyResolvingQueue::NewLC ()
+    {
+    CProxyResolvingQueue* self = new (ELeave) CProxyResolvingQueue();
+    CleanupStack::PushL( self );
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CProxyResolvingQueue::~CProxyResolvingQueue
+// -----------------------------------------------------------------------------
+//  
+CProxyResolvingQueue::~CProxyResolvingQueue ()
+    {
+    CProxyQuery* query = iList.First();
+    while (iList.IsFirst(query) && !iList.IsEmpty())
+        {
+        iList.Remove(*query);
+        delete query;
+        query = iList.First();
+        }
+    
+    }
+    
+// -----------------------------------------------------------------------------
+// CProxyResolvingQueue::CProxyResolvingQueue
+// -----------------------------------------------------------------------------
+//  
+CProxyResolvingQueue::CProxyResolvingQueue () 
+    : iList          ( CProxyQuery::iOffset ), 
+      iListIter      ( iList ),
+      iNextRequestId ( KMinProxyResolveRequestId )
+    {
+    }
+    
+// -----------------------------------------------------------------------------
+// CProxyResolvingQueue::AddQuery
+// -----------------------------------------------------------------------------
+//  
+void CProxyResolvingQueue::AddQuery ( CProxyQuery& aQuery )
+    {
+    iList.AddLast( aQuery );
+    }
+    
+// -----------------------------------------------------------------------------
+// CProxyResolvingQueue::NextQuery
+// -----------------------------------------------------------------------------
+//
+CProxyQuery* CProxyResolvingQueue::NextQuery ()
+    {
+    CProxyQuery* query = NULL;
+    
+    if(!iList.IsEmpty())
+        {
+        query = iList.First();
+        iList.Remove(*query);
+        }
+        
+    return query;
+    }
+  
+// -----------------------------------------------------------------------------
+// CProxyResolvingQueue::DeleteByRequestId
+// -----------------------------------------------------------------------------
+//  
+void CProxyResolvingQueue::DeleteByRequestId ( TUint aRequestId )
+    {
+    CProxyQuery* query = FindQueryByRequestId( aRequestId );
+    
+    if (query)
+        {
+        iList.Remove(*query);
+        delete query;
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CProxyResolvingQueue::DetachByRequestId
+// -----------------------------------------------------------------------------
+//  
+void CProxyResolvingQueue::DetachByRequestId ( TUint aRequestId )
+    {
+    CProxyQuery* query = FindQueryByRequestId( aRequestId );
+    
+    if (query)
+        {
+        iList.Remove(*query);
+        }
+    }
+
+
+    
+// -----------------------------------------------------------------------------
+// CProxyResolvingQueue::NextRequestId
+// -----------------------------------------------------------------------------
+//
+TUint CProxyResolvingQueue::NextRequestId ()
+    {
+    TUint nextRequestId = iNextRequestId;
+
+    if (iNextRequestId == KMaxProxyResolveRequestId)
+        {
+        iNextRequestId = KMinProxyResolveRequestId;
+        }
+    else
+        {
+        iNextRequestId++;
+        }
+    return nextRequestId;
+    }
+    
+// -----------------------------------------------------------------------------
+// CProxyResolvingQueue::FindQueryByRequestId
+// -----------------------------------------------------------------------------
+//
+CProxyQuery* CProxyResolvingQueue::FindQueryByRequestId ( TUint aRequestId )
+    {
+    TSglQueIter<CProxyQuery> iter(iList);
+    CProxyQuery* query = iter++;
+    
+    while ( query )
+        {
+        if ( query->RequestId() == aRequestId )
+            {
+            return query;
+            }
+        query = iter++;
+        }
+        
+    return NULL;
+    }
+
+// -----------------------------------------------------------------------------
+// CProxyResolvingQueue::NextReadyQuery
+// -----------------------------------------------------------------------------
+//
+CProxyQuery* CProxyResolvingQueue::NextReadyQuery ()
+    {
+    TSglQueIter<CProxyQuery> iter(iList);
+    CProxyQuery* query = iter++;
+    CProxyQuery* nextReadyQuery = NULL;
+    
+    while( query && !nextReadyQuery )
+        {
+        if( query->ConnectionOpened())
+            {
+            nextReadyQuery = query;     
+            }
+        else
+            {
+            query = iter++;     
+            }
+        }
+
+    if( nextReadyQuery )
+        {
+        iList.Remove( *query ); 
+        }
+        
+    return nextReadyQuery;
+    }