1 /*

     2 * Copyright (c) 2005 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:  Interface for the DRMBackup service

    15 *

    16 */

    17 

    18 

    19 #ifndef DRMBACKUPINTERFACE_H

    20 #define DRMBACKUPINTERFACE_H

    21 

    22 // INCLUDES

    23 

    24 // CONSTANTS

    25 const TInt KDRMNormalBackup    = 0;

    26 const TInt KDRMUDTBackup       = 1;

    27 

    28 // Backup Directory

    29 _LIT(KBackupDirectory, "C:\\private\\101F51F2\\backup\\");

    30 

    31 // Filename of the rights database

    32 _LIT( KRightsDbBackupFile, "rightsdb.bak" );

    33 

    34 // MACROS

    35 

    36 // DATA TYPES

    37 

    38 // FUNCTION PROTOTYPES

    39 

    40 // FORWARD DECLARATIONS

    41 class RFile;

    42 class TDesC8;

    43 // CLASS DECLARATION

    44 

    45 /**

    46 *  MDRMBackupInterface is the interface required to be

    47 *  implemented by components in DRM wanting to use

    48 *  active backup

    49 *

    50 *  @lib rightsserver.exe

    51 *  @since 3.0

    52 */

    53 

    54 class MDRMBackupInterface

    55     {

    56     public:

    57 

    58     /**

    59     * BackupContentToFileL

    60     *

    61     * Backups content to file in encrypted format

    62     *

    63     * @since    3.0

    64     * @param    aBackupFile : File handle to the backup file

    65     * @param    aEncryptionKey : the key to use to encrypt the backup file

    66     * @leave    Symbian OS error code if an error occurs 

    67     */

    68     virtual void BackupContentToFileL( RFile& aBackupFile,

    69                                        const TDesC8& aEncryptionKey, 

    70                                        const TInt aMode ) = 0;

    71 

    72     /**

    73     * RestoreContentFromFileL

    74     *

    75     * Restores the content file from encrypted format

    76     *

    77     * @since    3.0

    78     * @param    aBackupFile : File handle to backup file

    79     * @param    aEncryptionKey : the key to use to encrypt the backup file

    80     * @leave    Symbian OS error code if an error occurs 

    81     */                           

    82     virtual void RestoreContentFromFileL( RFile& aBackupFile,

    83                                           const TDesC8& aEncryptionKey,

    84                                           const TInt aMode ) = 0;

    85         

    86     };

    87 #endif      // DRMBACKUPINTERFACE_H   

    88             

    89 // End of File