/*

* Copyright (c) 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 CCMSCertificateChoices_H

#define CCMSCertificateChoices_H

// INCLUDES

#include <e32base.h>

#include <asn1cons.h>

#include "MCMSModule.h"

// FORWARD DECLARATIONS

class CCMSX509Certificate;

class CCMSX509AttributeCertificate;

// CONSTANTS

const TTagType KCMSAttrCertTag = 1;

// CLASS DECLARATION

/**

*  CertificateChoices type module

*

*  ASN.1 definition:

*       CertificateChoices ::= CHOICE {

*         certificate Certificate,                 -- See X.509

*         extendedCertificate [0] IMPLICIT ExtendedCertificate,

*                                                  -- Obsolete

*         attrCert [1] IMPLICIT AttributeCertificate }

*                                                  -- See X.509 and X9.57

* 

*  @lib cms.lib

*  @since 2.8

*/

class CCMSCertificateChoices : public CBase, public MCMSModule

    {

    public:  // Constructors and destructor

		/**

        * Two-phased constructor.

        */

        IMPORT_C static CCMSCertificateChoices* NewL();

		/**

        * Two-phased constructor. Leaves a copy in cleanup stack.

        */

        IMPORT_C static CCMSCertificateChoices* NewLC();

        /**

        * Two-phased constructor. Copies of the parameters are made.

        *

        * @param aCertificate X.509 Certificate

        */

        IMPORT_C static CCMSCertificateChoices* NewL(

            const CCMSX509Certificate& aCertificate );

        /**

        * Two-phased constructor. Copies of the parameters are made.

        * Leaves a copy in cleanup stack.

        *

        * @param aCertificate X.509 Certificate

        */

        IMPORT_C static CCMSCertificateChoices* NewLC(

            const CCMSX509Certificate& aCertificate );

        /**

        * Two-phased constructor. Copies of the parameters are made.

        *

        * @param aSubjectKeyIdentifier X.509 subjectKeyIdentifier

        */

        IMPORT_C static CCMSCertificateChoices* NewL(

            const CCMSX509AttributeCertificate& aAttrCert );

        /**

        * Two-phased constructor. Copies of the parameters are made.

        * Leaves a copy in cleanup stack.

        *

        * @param aSubjectKeyIdentifier X.509 subjectKeyIdentifier

        */

        IMPORT_C static CCMSCertificateChoices* NewLC(

            const CCMSX509AttributeCertificate& aAttrCert );

        /**

        * Destructor.

        */

        virtual ~CCMSCertificateChoices();

    public: // New functions

        /**

        * Getter for certificate.

        * @since 2.8

        * @return Certificate or NULL

        */

		IMPORT_C const CCMSX509Certificate* Certificate() const;

        /**

        * Getter for attrCert.

        * @since 2.8

        * @return attrCert or NULL

        */

		IMPORT_C const CCMSX509AttributeCertificate* AttrCert() const;

		/**

        * Setter for Certificate. Create a copy of the parameters.

        * @since 2.8

        * @param aCertificate X.509 Certificate

        */

		IMPORT_C void SetCertificateL(

            const CCMSX509Certificate& aCertificate );

		/**

        * Setter for attrCert. Create a copy of the parameters.

        * @since 2.8

        * @param aAttrCert X.509 AttributeCertificate

        */

		IMPORT_C void SetAttrCertL(

            const CCMSX509AttributeCertificate& aAttrCert );

    public: // Functions from base classes

        /**

        * From MCMSModule

        * @since 2.8

        * @param aResult Allocates and sets result in this variable

        * @return ?description

        */

        void EncodeL( HBufC8*& aResult ) const;

	 	/**

        * From MCMSModule

        * @since 2.8

        * @param aRawData raw-data to be parsed in this instance

        */

        void DecodeL( const TDesC8& aRawData );

	 	/**

        * From MCMSModule

        * @since 2.8

        * @return Returns ASN1 encoder and leaves it in CleanupStack

        */

        CASN1EncBase* EncoderLC() const;

    protected:  // New functions

	   /**

        * Protected construction to allow derivation

        */

        IMPORT_C void ConstructL(

            const CCMSX509Certificate& aCertificate );

        /**

        * Protected construction to allow derivation

        */

        IMPORT_C void ConstructL(

            const CCMSX509AttributeCertificate& aAttrCert );

        /**

        * C++ default constructor.

        */

        IMPORT_C CCMSCertificateChoices();

    private:    // Data

        // certificate value

        CCMSX509Certificate* iCertificate;

        // attrCert value

        CCMSX509AttributeCertificate* iAttrCert;

    };

#endif      // CCMSCertificateChoices_H

// End of File