/*

* Copyright (c) 2010 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:  Helper class to remove a security module

*

*/

#ifndef ADVSECSETTINGSSECURITYMODULEERASER_SYMBIAN_H

#define ADVSECSETTINGSSECURITYMODULEERASER_SYMBIAN_H

#include <e32base.h>                    // CActive

#include <ct/rmpointerarray.h>          // RMPointerArray

class CUnifiedKeyStore;

class CCTKeyInfo;

class TCTKeyAttributeFilter;

class MCTKeyStore;

/**

 * Security module removing helper class. This class deletes the security

 * module by deleting all the keys controlled by the module.

 */

class CAdvSecSettingsSecurityModuleEraser : public CActive

{

public:     // constructor and destructor

    static CAdvSecSettingsSecurityModuleEraser *NewL(CUnifiedKeyStore &aKeyStore);

    ~CAdvSecSettingsSecurityModuleEraser();

public:     // new functions

    void Erase(TInt aKeyStoreIndex, TRequestStatus &aStatus);

protected:  // from CActive

    void DoCancel();

    void RunL();

    TInt RunError(TInt aError);

private:    // new functions

    CAdvSecSettingsSecurityModuleEraser(CUnifiedKeyStore &aKeyStore);

    void ConstructL();

    void DeleteFirstKeyL();

    void DeleteOneKeyL();

    void DeleteNextKeyL();

private:    // data

    TRequestStatus *iClientStatus;  // not owned

    CUnifiedKeyStore &iKeyStore;

    MCTKeyStore *iTargetKeyStore;  // not owned

    TCTKeyAttributeFilter *iKeyFilter;

    RMPointerArray<CCTKeyInfo> iKeys;

    TInt iKeyIndex;

    enum TEraserState {

        EIdle,

        EListingKeys,

        EDeletingKey

    } iState;

};

#endif // ADVSECSETTINGSSECURITYMODULEERASER_SYMBIAN_H