1 /*

     2 * Copyright (c) 2007 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:

    15 *

    16 */

    17 

    18 

    19 #ifndef DEVENC_SESSION_H

    20 #define DEVENC_SESSION_H

    21 

    22 #include <f32file.h>

    23 #include <e32property.h>

    24 

    25 #include "DevEncSessionBase.h"

    26 class CDevEncEngineBase;

    27 // CONSTANTS

    28 

    29 

    30 

    31 // CLASS DECLARATION

    32 /**

    33 * A session object for communication between the UI and NFE extension.

    34 */

    35 class CDevEncSession: public CDevEncSessionBase

    36     {

    37     public:

    38         IMPORT_C explicit CDevEncSession();

    39         IMPORT_C explicit CDevEncSession( TDriveNumber aNumber );

    40         ~CDevEncSession();

    41 

    42         IMPORT_C TInt Connect();

    43         IMPORT_C void Close();

    44         IMPORT_C TInt StartDiskEncrypt();

    45         IMPORT_C TInt StartDiskDecrypt();

    46         IMPORT_C TInt StartDiskWipe();

    47         IMPORT_C TInt DiskStatus( TInt& aStatus ) const;

    48         IMPORT_C TInt Progress( TInt& aProgress ) const;

    49         IMPORT_C TBool Connected() const;

    50         IMPORT_C TDriveNumber DriveNumber() const;

    51         IMPORT_C void SetDrive( TDriveNumber aNumber );   

    52         /**

    53          * Sets the access control for device encryption

    54          * @param aValue is of type TDevEncControl

    55          * @return KErrNone or system wide error

    56          */

    57         IMPORT_C TInt SetDevEncControlL(TInt aValue);

    58 

    59         /**

    60          * Gets the access control value for device encryption

    61          * @param aValue is set when the function returns

    62          * @return KErrNone or system wide error

    63          */

    64         IMPORT_C TInt GetDevEncControlL(TInt& aValue);

    65         

    66     private:

    67         TInt StartDiskOperation( TInt aOp );

    68         void LoadDevEncEngineL();

    69         void UnloadDevEncEngine();

    70 

    71     private:

    72         TBool iConnected;

    73         TDriveNumber iDriveNumber;

    74         mutable RProperty iToNfe;

    75         mutable RProperty iFromNfe;

    76         mutable RProperty iProgress;

    77         mutable RProperty iNfeStatusToUi;

    78         CDevEncEngineBase* iDevEncEngine;

    79         RLibrary iLibrary;

    80     };

    81 

    82 #endif // DEVENC_SESSION_H

    83 

    84 // End of file