/*

* Copyright (c) 2002-2004 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "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:  ?Description

*

*/

#ifndef CMLACRYPTO_H

#define CMLACRYPTO_H

#include <bigint.h>

#include "Oma2Agent.h"

#include "OmaCrypto.h"

// FORWARD DECLARATIONS

class MDrmKeyStorage;

class CRSAPublicKey;

// CLASS DECLARATION

/**

*  CmlaCrypto: Contains crypto operations for CMLA

*

*  @lib    -

*  @since  3.0

*/

class CmlaCrypto: public OmaCrypto

    {

public: // Constants

    static const TInt KDdtPermLength = 8;

    static const TInt KDdtExpLength = 3;

public: // New functions

    IMPORT_C static TInt SupportedAlgorithmsL(

        RArray<TPtrC8>& aAlgorithmList);

    IMPORT_C static HBufC8* DdtPermL(

        const TDesC8& aInput);

    IMPORT_C static HBufC8* DdtPermInvL(

        const TDesC8& aInput);

    IMPORT_C static HBufC8* DdtExpL(

        const TDesC8& aInput);

    IMPORT_C static HBufC8* DdtExpInvL(

        const TDesC8& aInput);

    IMPORT_C static HBufC8* WrapL(

        const TDesC8& aKek,

        const TDesC8& aKey);

    IMPORT_C static HBufC8* UnwrapL(

        const TDesC8& aKek,

        const TDesC8& aKey);

    IMPORT_C static HBufC8* KdfL(

        const TDesC8& aInput);

    IMPORT_C static HBufC8* RsaDecryptCmlaL(

        MDrmKeyStorage* aKeyStorage,

        const TDesC8& aInput);

    IMPORT_C static HBufC8* RsaEncryptCmlaL(

        CRSAPublicKey* aKey,

        const TDesC8& aInput);

    IMPORT_C static void CmlaIpDecryptL(

        TKeyTransportScheme aTransportScheme,

        MDrmKeyStorage* aKey,

        const TDesC8& aInput,

        TDes8& aRek,

        TDes8& aMac);

    IMPORT_C static HBufC8* CmlaIpEncryptL(

        TKeyTransportScheme aTransportScheme,

        CRSAPublicKey* aKey,

        const TDesC8& aRek,

        const TDesC8& aMac);

    IMPORT_C static TKeyTransportScheme AlgorithmIdToTransportScheme(

        const TDesC8& aAlgorithmId);

protected: // New functions

    };

#endif      // CMLACRYPTO_H   

// End of File