1 /*

     2 * Copyright (c) 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 the License "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 *

    16 */

    17 

    18 

    19 /**

    20  @file

    21  @internalComponent

    22  @released

    23 */

    24 #ifndef	CDUMMYECCSIGNERIMPL_H

    25 #define	CDUMMYECCSIGNERIMPL_H

    26 #include <e32base.h>

    27 #include <e32cmn.h>

    28 #include "keys.h"

    29 #include "signerplugin.h"

    30 

    31 namespace DummyEccHwCrypto

    32 	{

    33 	using namespace CryptoSpi;

    34 

    35     /**

    36      * Implements the MSigner interface.

    37      * 

    38      * This should be used to create the signer object to perform 

    39      * signing using ECC.

    40      */

    41 	NONSHARABLE_CLASS(CDummyECCSignerImpl) : public CBase, public MSigner

    42 		{

    43 	public:

    44 		static CDummyECCSignerImpl* NewL(const CryptoSpi::CKey& aKey, 

    45 			TUid aPaddingMode);

    46 		static CDummyECCSignerImpl* NewLC(const CryptoSpi::CKey& aKey, 

    47 			TUid aPaddingMode);

    48 

    49 		// MPlugin Interface

    50 		void Close();

    51         void Reset();

    52         void GetCharacteristicsL(const TCharacteristics*& aPluginCharacteristics);

    53         const CExtendedCharacteristics* GetExtendedCharacteristicsL();

    54         TAny* GetExtension(TUid aExtensionId);

    55         // End of MPlugin Interface    

    56         

    57         // MSignatureBase inteface

    58 		void SetPaddingModeL(TUid aPaddingMode);

    59 		void SetKeyL(const CKey& aPrivateKey);

    60 		TInt GetMaximumInputLengthL() const;

    61 		TInt GetMaximumOutputLengthL() const;

    62 		// End of MSignatureBase inteface

    63 		

    64 		// MSigner interface

    65 		void SignL(const TDesC8& aInput, CCryptoParams& aSignature);

    66 

    67 		TUid ImplementationUid() const;

    68 		/// Destructor

    69 		~CDummyECCSignerImpl();

    70 

    71 	private:

    72 		CDummyECCSignerImpl(TUid aPaddingMode);

    73 		void ConstructL(const CryptoSpi::CKey& aKey);

    74 

    75 	private:

    76 	    /* The key extracted from a CKey object. This would just have 

    77          * a handle to the key stored in hardware. Hence the actual key 

    78          * would not be available to the user of this cryptoSPI plugin.

    79          */

    80         CKey* iKey;

    81 	    TUid iPaddingMode;

    82 		};

    83 	}

    84 

    85 #endif //CDUMMYECCSIGNERIMPL_H