1 /*

     2 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  VPN PFKEY extension data utility

    15 *

    16 */

    17 

    18 

    19 #ifndef PFKEYEXTDATAUTIL_H

    20 #define PFKEYEXTDATAUTIL_H

    21 

    22 #include <e32base.h>

    23 

    24 /**

    25  *  PFKEY extension data utility class

    26  *

    27  *  PFKEY extension data utility class for building generic PFKEY API extension

    28  *  data.

    29  *

    30  *  @lib ikeutils.lib

    31  */

    32 class PFKeyExtDataUtil

    33     {

    34 public:    

    35     /**

    36      * This static method builds a generic PFKEY API extension data which is

    37      * needed for IPSEC do UDP encapsulation/decapsulation for ESP packet.

    38      * @param aExtData Generic extension data (returned)

    39      * @param aNAT_D_Flags NAT_D flags

    40      * @param aNATDetected Informs if NAT detected (local end behind NAT)

    41      * @param aNokiaNATProbeUsed Nokia NAT probe used

    42      * @param aUdpEncapsPort UDP encapsulation port

    43      * @param aKeepAliveTimeout Keep alive timeout

    44      * @param aDestinAddr Destination address

    45      * @param aOriginalAddr Peer original address

    46      */

    47     EXPORT_C static void BuildUdpEncExtensionData( TDes8& aExtData,

    48                                                    TUint32 aNAT_D_Flags,

    49                                                    TBool aNATDetected,

    50                                                    TBool aNokiaNATProbeUsed,

    51                                                    TUint16 aUdpEncapsPort,

    52                                                    TUint16 aKeepAliveTimeout,

    53                                                    const TInetAddr& aDestinAddr,

    54                                                    const TInetAddr& aOriginalAddr );    

    55     };

    56 

    57 #endif // PFKEYEXTDATAUTIL_H