/*

* 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:    Encapsulates preference settings for ICE prioritization.

*

*/

#ifndef T_TNATFWICEPREFERENCES_H

#define T_TNATFWICEPREFERENCES_H

#include <mnatfwicesettings.h>

/**

 *  Encapsulates preference settings for ICE prioritization.

 *

 *  @lib natfwnatsettings.dll

 *  @since S60 v3.2

 */

class TNATFWIcePreferences

    {

public:

    TNATFWIcePreferences();

    /**

     * Sets preference value for a specified setting.

     *

     * @since   S60 v3.2

     * @param   aSetting    Setting for which to set value

     * @param   aValue      Preference value

     * @return  KErrNotSupported if setting is not known, KErrNone otherwise

     */

    TInt SetPrefValue( MNATFWIceSettings::TPrefSetting aSetting, 

        TInt aValue );

    /**

     * Returns preference value for a specifed setting.

     *

     * @since   S60 v3.2

     * @param   aSetting    Setting for which to return preference value

     * @param   aValue      Preference value if query was valid

     * @return  KErrNotSupported if setting is not known, KErrNone otherwise

     */

    TInt GetPrefValue( MNATFWIceSettings::TPrefSetting aSetting, 

        TInt& aValue ) const;

private: // data

    /**

     * Type preference of host candidate.

     */

    TInt iHostPref;

    /**

     * Type preference of server-reflexive candidate.

     */

    TInt iServerReflexivePref;

    /**

     * Type preference of relay candidate.

     */

    TInt iRelayPref;

    /**

     * Type preference of peer-reflexive candidate.

     */

    TInt iPeerReflexivePref;

    /**

     * Local preference for candidates from IPv4 'interface'.

     */

    TInt iIpv4AddrFamilyPref;

    /**

     * Local preference for candidates from IPv6 'interface'.

     */

    TInt iIpv6AddrFamilyPref;

    /**

     * Local preference for candidates from VPN interface.

     */

    TInt iVpnInterfacePref;

    /**

     * Transport preference for UDP-based candidates.

     */

    TInt iUdpTransportPref;

    /**

     * Transport preference for TCP-based candidates.

     */

    TInt iTcpTransportPref;

    /**

     * TCP-active direction preference.

     */

    TInt iTcpDirActivePref;

    /**

     * TCP-passive direction preference.

     */

    TInt iTcpDirPassivePref;

    /**

     * TCP-simultaneous-open direction preference.

     */

    TInt iTcpDirSimultaneousOpenPref;

    };

#endif // T_TNATFWICEPREFERENCES_H