/*

* 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          : CProxyQuery.h

* Part of       : ProxyResolver

* Version       : SIP/4.0 

*

*/

/**

 @internalComponent

*/

#ifndef CPROXYQUERY_H

#define CPROXYQUERY_H

// INCLUDES

#include <e32base.h>

#include <es_sock.h>

#include <comms-infras/es_config.h>

#include <badesca.h>

#include "MConnObserver.h"

#include "CProxyConnectionContainer.h"

// FROWARD DECLARATIONS

class MQueryObserver;

class MSIPProxyResolverObserver;

class CProxyConnectionContainer;

class CProxyQuery : 

        public CBase,

        public MConnObserver

    {

public:

    static CProxyQuery* NewL(  TUint                      aRequestId, 

                               TUint32                    aIAPId,

                               MSIPProxyResolverObserver& aResolverObserver,

                               MQueryObserver&            aQueryObserver,

                               RSocketServ&               aServer );

    static CProxyQuery* NewLC( TUint                      aRequestId,

                               TUint32                    aIAPId,

                               MSIPProxyResolverObserver& aResolverObserver,

                               MQueryObserver&            aQueryObserver,

                               RSocketServ&               aServer );

    // destructor

    ~CProxyQuery ();

    // get the RConnection object

    RConnection & Connection();

    // flag for opening status

    TBool ConnectionOpened();

    // ioctl queries passed ok

    void ResolvingRequestComplete();

    // ioctl queries failed

    void ResolvingRequestFailed( TInt aError );

    //get the request id

    TUint RequestId() const;

    // get the IAP id

    TUint32 IAPId() const;

    // callback fron CProxyConnectionContainer indicating failure

    void ErrorOccured( TInt aError );

    // callback fron CProxyConnectionContainer: RConnection is opened

    void ConnectionReady();

    //Get the current query type

    TUint CurrentQueryType();

    // access to the current buffer (TSipServerAddrBuf/TSipServerDomainBuf)

    TDes8*  GetBuf();

    //Increase the index with one

    void SetNextIndex();

    // Set current query type

    void SetQueryType(const TUint aNewType);

    //Add results of ioctl query to result array

    void AddResultsL();

public: // Data

    static const TInt iOffset;

    TSglQueLink iLink;  

private: // Private methods

    void ConstructL();

    CProxyQuery( TUint                      aRequestId, 

                 TUint32                    aIAPId,

                 MSIPProxyResolverObserver& aResolverObserver,

                 MQueryObserver&            aQueryObserver,

                 RSocketServ&               aServer );

private: // Data

    TUint                       iRequestId;             // request id 

    TUint32                     iIAPId;                 // IAP id

    MSIPProxyResolverObserver&  iResolverObserver;      // observer (user)

    MQueryObserver&             iQueryObserver;         // observer (CProxyResolveActor)

    CProxyConnectionContainer*  iConnCont;              // RConnection class

    TBool                       iConnectionOpened;      // flag for RConnection status

    RSocketServ&                iServer;                // socket server

    TUint                       iCurrentQueryType;      // current query type

    TSipServerAddrBuf           iSipServerAddrBuf;      //Address buffer        

    TSipServerDomainBuf         iSipServerDomainBuf;    //Domain name buffer

    CDesC8ArrayFlat*            iResultsArray;          // result array

private:

#ifdef CPPUNIT_TEST

    friend class CProxyQueryTest;    

    friend class CProxyResolvingQueueTest;

    friend class CProxyResolveActorTest;    

#endif

    };

#endif // CPROXYQUERY_H

// End of File