1 /*

     2 * Copyright (c) 2003-2009 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: IKEv2 Proposal handling.

    15 *

    16 */

    17 

    18 

    19 #ifndef __IKEV2PROPOSAL_H_

    20 #define __IKEV2PROPOSAL_H_

    21 #include <e32base.h>

    22 #include "ikepolparser.h"

    23 #include "ikemsgheader.h"

    24 

    25 class CIkev2Payloads;

    26 class TPayloadIkev2;

    27 class TProposalIkev2;

    28 class TTransformIkev2;

    29 class CIkeV2Identity;

    30 class TIkev2SAData;

    31 class TIkeV2IpsecSAData;

    32 

    33 class Ikev2Proposal

    34 {

    35 public:

    36 	static HBufC8* FromPolicyToProposaL(TIkev2SAData& aIkeSaData, 

    37                                         const TDesC8& aRekeySpi, 

    38                                         TInt aDHGroupGuess, 

    39                                         TBool aRekey=EFalse);	

    40 	static HBufC8* BuildSaResponseL(TProposalIkev2* aAcceptedProp, CIkev2Payloads* aAcceptedTrans);

    41 	static TBool GetSelectedProposalData(TIkev2SAData& aIkev2SaData,

    42                                          TIkeV2IpsecSAData& aChildSaData, 

    43                                          const CIkev2Payloads& aAcceptedProp, 

    44                                          const TProposalIkev2& aProp);	

    45 	static TBool VerifySaResponseL(TIkev2SAData& aIkeSaData, 

    46                                    TIkeV2IpsecSAData& aIpsecSaData, 

    47                                    const TDesC8& aReferenceSaData, 

    48                                    const CIkev2Payloads& aRespProp);

    49 	static TBool VerifySaRequestAndGetProposedSaBufferL(TIkev2SAData& aIkeSaData, 

    50                                                         TIkeV2IpsecSAData& aIpsecSaData,

    51                                                         const TDesC8& aReferenceSaData, 

    52                                                         const CIkev2Payloads& aProposed,

    53                                                         HBufC8*& aProposedSaBuffer);

    54 	static TBool VerifyProposaL(CIkev2Payloads* aReference, TProposalIkev2* aProposal, TIkev2SAData& aIkev2SaData);

    55 	static TBool CompareTransforms(CArrayFixFlat<TTransformIkev2*>* aRefTrans,

    56 								   CArrayFixFlat<TTransformIkev2*>* aTrans);  

    57 	static HBufC8* GetPSKFromPolicyL(CIkeData* aHostData);

    58 	static TBool IkeSaRekey(CIkev2Payloads* aIkeMsg);

    59 	static TBool GetRekeySpi(CIkev2Payloads* aIkeMsg, TIkeSPI& aSPI);

    60 	static void ChangeSpiInProposal(HBufC8* aSaBfr, TIkeSPI& aSPI);	

    61 	static TUint16 GetDHGroup(TInt aDHGroup);

    62 	static CIkeV2Identity* GetRemoteIdentityL(CIkeData* aHostData);	

    63 

    64 	static inline TBool PkiServiceNeeded(CIkeData* aHostData)

    65 	{

    66 	    ASSERT(aHostData); 

    67 	    if ( aHostData->iCAList && aHostData->iCAList->Count() )

    68 		    return ETrue;  

    69         else return EFalse;

    70 	}

    71 };

    72 	

    73 #endif