/*

* Copyright (c) 2005-2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:   Declaration of the WlanWsaKeyIndexMapper class

*

*/

/*

* %version: 12 %

*/

#ifndef WLANWSAKEYINDEXMAPPER_H

#define WLANWSAKEYINDEXMAPPER_H

#ifndef RD_WLAN_DDK

#include <wha.h>

#else

#include <wlanwha.h>

#endif

/**

*  Maps an encryption key index to WHA key entry index.

*

*  @lib wlanumac.lib

*  @since S60 v3.1

*/

class WlanWsaKeyIndexMapper

    {

    enum { KWepPairWiseKey   = 4 };

    enum { KTkipPairWiseKey  = 5 };

    enum { KTkipGroupKey     = 6 };

    enum { KAesGroupKey      = 7 };

    enum { KAesPairWiseKey   = 8 };

    enum { KWapiPairWiseKey  = KTkipPairWiseKey };

    enum { KWapiGroupKey     = KTkipGroupKey };

    public:

        static TUint8 Extract( 

            WHA::TKeyType aKeyType, 

            TUint32 aDefaultKeyNumber = 0 );

    private:

        static inline TUint32 HandleWepPairwiseKey();

        static inline TUint32 HandleWepGroupKey( TUint32 aDefaultKeyNumber );

        static inline TUint32 HandleTkipGroupKey();

        static inline TUint32 HandleTkipPairWiseKey();

        static inline TUint32 HandleAesPairwiseKey();

        static inline TUint32 HandleAesGroupKey();

        static inline TUint32 HandleWapiPairwiseKey();

        static inline TUint32 HandleWapiGroupKey();

    };

#endif  // WLANWSAKEYINDEXMAPPER_H