1 /*

     2 * Copyright (c) 2005-2009 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: 

    15 * Class CIkev2NatT implements NAT Traversal functionality specified in IKEv2.

    16 *

    17 */

    18 #ifndef _IKEV2NATT_H_

    19 #define _IKEV2NATT_H_

    20 

    21 class TNotifPayloadIkev2;

    22 class TInetAddr;

    23 

    24 class CIkev2NatT : public CBase

    25     {

    26 public:

    27     CIkev2NatT(){};  

    28     static CIkev2NatT* NewL(const TInetAddr& aSourceAddr, const TInetAddr& aDestinationAddr, TUint16 aPort, 

    29                             const TDesC8& aInitiatorSpi, const TDesC8& aResponderSpi);

    30     ~CIkev2NatT() {delete iSrcNotify; delete iDstNotify; }

    31 	

    32     static TUint32 CheckPeerNotifysL(const CArrayFixFlat<TNotifPayloadIkev2*>& aNotifys, 

    33                                      const TInetAddr& aLocalAddr, const TInetAddr& aRemoteAddr, TUint16 aPort, 

    34 									 const TDesC8& aInitiatorSpi, const TDesC8& aResponderSpi, TBool& aSupported);

    35 	TPtrC8 SourceNofify() const { return *iSrcNotify;}

    36 	TPtrC8 DestinNofify() const { return *iDstNotify;}

    37 			

    38 private:

    39 	void    ConstructL(const TInetAddr& aSourceAddr, const TInetAddr& aDestinationAddr, TUint16 aPort, 

    40                        const TDesC8& aInitiatorSpi, const TDesC8& aResponderSpi);

    41 	

    42 	HBufC8* GenerateNatDetectionHashL(const TDesC8& aInitiatorSpi, const TDesC8& aResponderSpi,

    43                                       TInetAddr aIpAddress, TUint16 aPort) const;

    44    

    45     HBufC8*      iSrcNotify;

    46 	HBufC8*      iDstNotify;    

    47     };

    48 

    49 #endif