/*

* 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:   Header file of the PKCS#12 parser API

*

*/

#ifndef __CPKCS12_H__

#define __CPKCS12_H__

//  INCLUDES

#include "mpkcs12.h"

#include <e32std.h>

#include <e32base.h>

#include <f32file.h>

// FORWARD DECLARATIONS

class CCrPKCS12;

class CX509Certificate;

class CCrData;

// CLASS DECLARATION

/**

*  Class CPKCS12

*  The PKCS12 Library (CrPKCS12) provides opening functionality of a 

*  PKCS #12 file. PKCS #12 is a format used to store and protect user's

*  private data, i.e. his/her key pairs, certificates and other personal

*  information.

*

*  @lib crpkcs12.lib

*  @since Series 60 3.0

*/

NONSHARABLE_CLASS( CPKCS12 ): public MPKCS12, public CBase

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CPKCS12* NewL();

    private:

        /**

        * Destructor.

        */

        virtual ~CPKCS12();

    public: // Functions from MPKCS12

        TBool IsPKCS12Data(const TDesC8& aBinaryData);

        /**

        * Executes actual parsing.

        * @param aPKCS12 PKCS#12 encoded data

        * @param aPassword Used to generate encryption key.

        * @return ?description

        */        

        void ParseL(const TDesC8& aPKCS12, const TDesC16& aPassword);

        /**

        * ?member_description.

        * @since Series ?XX ?SeriesXX_version

        * @param ?arg1 ?description

        * @return ?description

        */

        const CArrayPtr<CX509Certificate>& CACertificates() const;

        const CArrayPtr<CX509Certificate>& UserCertificates() const;

        const CArrayPtr<HBufC8>& PrivateKeys() const;

        // Returns number of SafeBags in PKCS #12 file.

        TUint SafeBagsCount() const;

        // Returns the number of iterations.

		TUint IterCount() const;

        /**

	    * Frees resources of the class

	    */

        void Release();                

    private:

        /**

        * C++ default constructor.

        */

        CPKCS12();

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

        void Reset();

        void HandleErrorL( TUint16 aError ) const; 

        static TBool IsASN1Tag(TInt aTag, const TDesC8& aBinaryData, TInt& aPos);

        static TBool IsExpectedData(const TDesC8& aBinaryData, TInt& aPos, const TDesC8& aExpectedData);

    private:    // Data

        CCrPKCS12* iCrPkcs12;        

        CCrData* iCrData;                 

    };

#endif      // __CPKCS12_H__   

// End of File