/*

* 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 CNATTRAVERSALCONFIG_H

#define CNATTRAVERSALCONFIG_H

//  INCLUDES

#include <e32base.h>

#include <centralrepository.h>

// FORWARD DECLARATIONS

// CLASS DECLARATION

/**

* A class for retrieving NAT traversal configuration for a domain.

* @lib nattraversalcontroller.lib

*/

class CNATTraversalConfig : public CBase

    {

    public: // Enumerations

	// Values for KUNSAFProtocolsDomainEnableCRLFRefresh parameter

    enum TRefreshValue

        {

        EDisabled  = 0, // Refresh disabled in repository

        EEnabled   = 1, // Refresh enabled in repository

        EUndefined = 2  // Parameter not present in repository

        };

    public:  // Constructors and destructor

        static CNATTraversalConfig* NewL(

            TUint32 aIapId,

            const TDesC8& aDomain);

        static CNATTraversalConfig* NewLC(

            TUint32 aIapId,

            const TDesC8& aDomain);

        ~CNATTraversalConfig();

    public: // New functions

        TUint32 IapId() const;

        const TDesC8& Domain() const;

        const TDesC8& STUNServer() const;

        TUint STUNServerPort() const;

        TInt UDPRefreshInterval() const;

        TInt TCPRefreshInterval() const;

        TInt STUNRetransmitTimer() const;

        TBool CRLFRefreshEnabledToProxy(TUint aProtocol) const;

        CNATTraversalConfig::TRefreshValue

        	CRLFRefreshEnabledToProxyValue() const;

        TBool SharedSecretNotSupported() const;

        void SetSharedSecretNotSupportedL(TBool aNotSupported=ETrue);

        TBool BindingRequestFailed() const;

        void SetBindingRequestFailedL(TBool aFailed=ETrue);

        const TDesC8& Username() const;

        const TDesC8& Password() const; 

    private: // Second phase constructors

        CNATTraversalConfig(TUint32 aIapId);

        void ConstructL(const TDesC8& aDomain);

    private: // New functions

        void ReadDomainSettingsL(

            CRepository& aRepository,

            const TDesC8& aDomain);

        void ReadIapSettingsL(

            CRepository& aRepository,

            TUint32 aIapId);

		void ReadCRLFRefreshEnabled(CRepository& aRepository,

									const TUint32 aKey);

        void ReadBoolValue(CRepository& aRepository,

                           const TUint32& aKey,

                           TBool& aKeyValue) const;

        TBool Read(CRepository& aRepository,

                   const TUint32& aKey,

                   TInt& aKeyValue) const;

        void WriteL(TUint32 aFieldMask, TBool aValue);

        TUint32 CreateNewKeyL(CRepository& aRepository,

                              TUint32 aKey,

                              TUint32 aTable) const;

    private: // Data

        TUint32 iIapId;

        CRepository* iCenRep;

        HBufC8* iDomain;

        TUint32 iDomainKey;

        HBufC8* iSTUNServer;

        TUint iSTUNServerPort;

        TInt iUDPRefreshInterval;

        TInt iTCPRefreshInterval;

        TInt iSTUNRetransmitTimer;

        TRefreshValue iCRLFRefreshEnabled;

        TBool iSharedSecretNotSupported;

        TBool iBindingRequestFailed;

        HBufC8* iUsername;

        HBufC8* iPassword;

    friend class UT_CNATTraversalSession;

    friend class UT_CNATTraversalController;

    friend class UT_CNATTraversalConfig;

    };

#endif // CNATTRAVERSALCONFIG_H

// End of File