/*

* Copyright (c) 2009 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:

*

*/

#ifndef DEVENCSESSIONBASE_H_

#define DEVENCSESSIONBASE_H_

#include <f32file.h>

#include <e32property.h>

// CONSTANTS

const TUid KDevEncUid2 = { 0x1000008d };

const TUid KDevEncUid3 = { 0x200025B7 };

_LIT( KDevEncCommonUtils, "\\sys\\bin\\devenccommonutils.dll" );

const TInt KMaxAutolockPeriod = 20;

// CLASS DECLARATION

/**

* A session abstract object for communication between the UI and NFE extension. This abstract base class is needed

* in order to allow runtime variation and dynamic linking outside this component.

*/

class CDevEncSessionBase: public CBase

    {

    public:

        IMPORT_C virtual TInt Connect() = 0;

        IMPORT_C virtual void Close() = 0;

        IMPORT_C virtual TInt StartDiskEncrypt() = 0;

        IMPORT_C virtual TInt StartDiskDecrypt() = 0;

        IMPORT_C virtual TInt StartDiskWipe() = 0;

        IMPORT_C virtual TInt DiskStatus( TInt& aStatus ) const = 0;

        IMPORT_C virtual TInt Progress( TInt& aProgress ) const = 0;

        IMPORT_C virtual TBool Connected() const = 0;

        IMPORT_C virtual TDriveNumber DriveNumber() const = 0;

        IMPORT_C virtual void SetDrive( TDriveNumber aNumber ) = 0;

        /**

         * Sets the access control for device encryption

         * @param aValue is of type TDevEncControl

         * @return KErrNone or system wide error

         */

        IMPORT_C virtual TInt SetDevEncControlL(TInt aValue) = 0;

        /**

         * Gets the access control value for device encryption

         * @param aValue is set when the function returns

         * @return KErrNone or system wide error

         */

        IMPORT_C virtual TInt GetDevEncControlL(TInt& aValue) = 0;

    };

#endif /*DEVENCSESSIONBASE_H_*/