1 /*

     2 * Copyright (c) 2006 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:  The header file of KeyEncryptor

    15 *

    16 */

    17 

    18 

    19 #ifndef __KEYENCRYPTOR_H__

    20 #define __KEYENCRYPTOR_H__

    21 

    22 #include <e32des8.h>

    23 

    24 #define KEY_ENCRYPTOR 0x101FB670

    25 

    26 const TUid KKeyEncryptorInterfaceUID = { KEY_ENCRYPTOR };

    27 

    28 /**

    29  * Key Encryptor Interface class

    30  *

    31  * This class defines the interface for key encryptor which is used

    32  * to encrypt the key when it is stored to the keystore and decrypt it back

    33  * when the key is used or exported.

    34  * 

    35  *  @lib 

    36  *  @since S60 v3.2

    37  */

    38 class MKeyEncryptor

    39     {

    40     public:

    41 

    42        /**

    43         * Encrypt the data in the given buffer

    44         *

    45         * @param aBuf data to be encrypted

    46         * @return encrypted data

    47         */

    48         virtual HBufC8* EncryptL( TDesC8& aBuf )=0;

    49 

    50        /**

    51         * Decrypt the data in the given buffer

    52         *

    53         * @param aBuf data to be decrypted

    54         * @return decrypted data

    55         */

    56         virtual HBufC8* DecryptL( TDesC8& aBuf )=0;

    57         

    58        /**

    59         * release the encryptor when not needed

    60         *

    61         * @param 

    62         * @return 

    63         */

    64         virtual void Release()=0;

    65     };

    66 

    67 #endif //KEYENCRYPTOR_H  

    68 

    69 //EOF

    70