/*

* Copyright (c) 2002-2008 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 MWlanPrivacyModeFilter class

*

*/

/*

* %version: 8 %

*/

#ifndef MWLANPRIVACYMODEFILTER_H

#define MWLANPRIVACYMODEFILTER_H

struct SDataFrameHeader;

/**

* Class declares an interface for privacy mode rx filters

*/

class MWlanPrivacyModeFilter

    {

public:

    /** Dtor */

    virtual ~MWlanPrivacyModeFilter() {};

    /**

    * Filtering function for Rx-data frames

    * @param aFrameheader Header of the received frame

    * @param aUserDataEnabled is protocol stack side datapath 

    *        enabled or not

    * @param aEthernetType Ethernet Type of the received frame

    * @param aUnicastKeyExists AP <-> client unicast key 

    *        is configured or not

    * @param aAesOrTkipOrWapiEncrypted ETrue if the frame is encrypted with AES,

    *        TKIP or WAPI, EFalse otherwise

    * @return ETrue if frame can be accepted, EFalse otherwise

    */

    virtual TBool operator()( 

        const SDataFrameHeader& aFrameheader, 

        TBool aUserDataEnabled, 

        TUint16 aEthernetType,

        TBool aUnicastKeyExists, 

        TBool aAesOrTkipOrWapiEncrypted ) const = 0;                

    };

#endif  // MWLANPRIVACYMODEFILTER_H