--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/voipplugins/dhcppositionprovider/inc/dhcpwlanqueryhandler.h	Wed Sep 01 12:29:57 2010 +0100
@@ -0,0 +1,176 @@
+/*
+* 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: 
+*
+*/
+
+
+#ifndef DHCPWLANQUERYHANDLER_H
+#define DHCPWLANQUERYHANDLER_H
+
+#include <e32base.h>
+#include <es_sock.h>
+#include <in_sock.h>
+
+#include "dhcppsyrequesterprogressobserver.h"
+#include "dhcpconstants.h"
+
+class CDhcpPsySocketListener;
+class CDhcpDataRequestor;
+class CDhcpConnectionEngine;
+class CDhcpPsyDhcpServerIPResolver;
+
+/**
+*  Class for handling the DHCP Messages sending and receiving.
+*
+*  @lib dhcppositionprovider
+*  @since S60 3.2
+*/
+class CDhcpWlanQueryHandler : public CActive
+    {
+    public:
+
+        /**
+         * Two-phased statical constructor which can leave
+         *
+         * @since S60 3.2
+         */
+        static CDhcpWlanQueryHandler* NewL(MDhcpPsyRequesterProgressObserver *aObserver);
+
+        /**
+         * C++ destructor
+         *
+         * @since S60 3.2
+         */
+        virtual ~CDhcpWlanQueryHandler();
+
+    public:
+
+        /**
+         * Make DHCP location query to WLAN network
+         * @param aIAPProfileId     Id to used IAP profile
+         *
+         */
+        void MakeLocationQueryL (TUint32 aIAPProfileId );
+
+        /**
+        * Return location data for requestor.
+         *
+         * @returns   Address to location data object
+         */
+        HBufC8* LocationData ();
+
+    protected:  // From CActive
+
+        /**
+        * Handles an active object's request completion event.
+        */
+        void RunL();
+
+        /**
+        * Cancellation of an outstanding request.
+        */
+        void DoCancel();
+
+        /**
+        * Handles a leave occurring in the RunL()
+        */
+        TInt RunError( TInt aErr );
+
+
+    private:
+
+        /**
+         * C++ constructor
+         *
+         * @since S60 3.2
+         */
+        CDhcpWlanQueryHandler(MDhcpPsyRequesterProgressObserver *aObserver);
+
+        /**
+         * Symbian Os construtor which can leave
+         *
+         * @since S60 3.2
+         */
+        void ConstructL();
+
+        /**
+         * Release location based reserved resources
+         *
+         * @since S60 3.2
+         */
+        void Flush ();
+
+    private:
+
+        enum TDhcpWLanQueryStates
+            {
+            EDhpWlanIdle,
+            EAttachToConnection,
+            EDhcpIpAddressQuery,
+            ESendDhcpLocatinQuery,
+            EReceiveDhcpLocationAck,
+            EWlanMakeQueryToConnectionIoctl,
+            EStopExecution
+            };
+
+    private: // data
+
+        // Address of psy progress observer object.
+        MDhcpPsyRequesterProgressObserver *iPsyProgressObserver;
+
+        /**
+        * Socket server
+        */
+        RSocketServ iSocketServer;
+
+        /**
+        * Connection
+        */
+        RConnection iConnection;
+
+        /**
+        * Sockets
+        */
+        RSocket iSocket;
+
+        //
+        TDhcpWLanQueryStates iState;
+
+        //
+        CDhcpDataRequestor* iLctnDataRequestor;
+
+        //
+        CDhcpPsySocketListener* iLctnDataListener;
+
+        //
+        CDhcpPsyDhcpServerIPResolver* iDhcpResolver;
+
+        //
+        CDhcpConnectionEngine*    iConnectionEngine;
+
+
+        // Owned
+        HBufC8*     iLocationBufferData;
+
+        //
+        TInetAddr   iInetLclIpAddress;
+
+        // Used IAP
+        TUint32 iIapProfileId;
+
+    };
+
+#endif // DHCPWLANQUERYHANDLER_H
+