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/*
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0""
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Helper class to remove a security module
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*
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*/
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#include "advsecsettingssecuritymoduleeraser_symbian.h"
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#include <unifiedkeystore.h> // CUnifiedKeyStore
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#include <ct/tcttokenobjecthandle.h> // TCTTokenObjectHandle
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// ======== MEMBER FUNCTIONS ========
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// ---------------------------------------------------------------------------
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// CAdvSecSettingsSecurityModuleEraser::NewL()
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// ---------------------------------------------------------------------------
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//
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CAdvSecSettingsSecurityModuleEraser *CAdvSecSettingsSecurityModuleEraser::NewL(
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CUnifiedKeyStore &aKeyStore)
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{
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CAdvSecSettingsSecurityModuleEraser *self = new(ELeave) CAdvSecSettingsSecurityModuleEraser(
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aKeyStore);
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CleanupStack::PushL(self);
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self->ConstructL();
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CleanupStack::Pop(self);
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return self;
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}
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// ---------------------------------------------------------------------------
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// CAdvSecSettingsSecurityModuleEraser::~CAdvSecSettingsSecurityModuleEraser()
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// ---------------------------------------------------------------------------
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//
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CAdvSecSettingsSecurityModuleEraser::~CAdvSecSettingsSecurityModuleEraser()
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{
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iKeys.Close();
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delete iKeyFilter;
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iTargetKeyStore = NULL;
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iClientStatus = NULL;
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}
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// ---------------------------------------------------------------------------
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// CAdvSecSettingsSecurityModuleEraser::Erase()
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// ---------------------------------------------------------------------------
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//
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void CAdvSecSettingsSecurityModuleEraser::Erase(TInt aKeyStoreIndex, TRequestStatus &aStatus)
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{
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aStatus = KRequestPending;
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if (!IsActive() && (iState == EIdle)) {
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if (aKeyStoreIndex >= 0 && aKeyStoreIndex < iKeyStore.KeyStoreCount()) {
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iTargetKeyStore = &(iKeyStore.KeyStore(aKeyStoreIndex));
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iClientStatus = &aStatus;
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iKeys.Reset();
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iTargetKeyStore->List(iKeys, *iKeyFilter, iStatus);
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iState = EListingKeys;
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SetActive();
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} else {
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TRequestStatus *status = &aStatus;
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User::RequestComplete(status, KErrArgument);
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}
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} else {
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TRequestStatus *status = &aStatus;
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User::RequestComplete(status, KErrInUse);
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}
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}
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// ---------------------------------------------------------------------------
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// CAdvSecSettingsSecurityModuleEraser::DoCancel()
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// ---------------------------------------------------------------------------
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//
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void CAdvSecSettingsSecurityModuleEraser::DoCancel()
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{
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switch (iState) {
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case EListingKeys:
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iTargetKeyStore->CancelList();
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break;
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case EDeletingKey:
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iKeyStore.CancelDeleteKey();
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break;
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default:
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break;
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}
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iState = EIdle;
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User::RequestComplete(iClientStatus, KErrCancel);
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iClientStatus = NULL;
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}
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// ---------------------------------------------------------------------------
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// CAdvSecSettingsSecurityModuleEraser::RunL()
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// ---------------------------------------------------------------------------
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//
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void CAdvSecSettingsSecurityModuleEraser::RunL()
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{
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switch (iState) {
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case EListingKeys:
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DeleteFirstKeyL();
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break;
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case EDeletingKey:
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DeleteNextKeyL();
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break;
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default:
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ASSERT(EFalse);
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break;
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}
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}
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// ---------------------------------------------------------------------------
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// CAdvSecSettingsSecurityModuleEraser::RunError()
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// ---------------------------------------------------------------------------
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//
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TInt CAdvSecSettingsSecurityModuleEraser::RunError(TInt aError)
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{
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User::RequestComplete(iClientStatus, aError);
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iClientStatus = NULL;
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iState = EIdle;
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return KErrNone;
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}
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// ---------------------------------------------------------------------------
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// CAdvSecSettingsSecurityModuleEraser::CAdvSecSettingsSecurityModuleEraser()
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// ---------------------------------------------------------------------------
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//
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CAdvSecSettingsSecurityModuleEraser::CAdvSecSettingsSecurityModuleEraser(
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CUnifiedKeyStore &aKeyStore) : CActive(CActive::EPriorityStandard),
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iKeyStore(aKeyStore)
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{
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CActiveScheduler::Add(this);
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}
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// ---------------------------------------------------------------------------
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// CAdvSecSettingsSecurityModuleEraser::ConstructL()
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// ---------------------------------------------------------------------------
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//
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void CAdvSecSettingsSecurityModuleEraser::ConstructL()
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{
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iKeyFilter = new(ELeave) TCTKeyAttributeFilter;
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iKeyFilter->iPolicyFilter = TCTKeyAttributeFilter::EAllKeys;
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}
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// ---------------------------------------------------------------------------
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// CAdvSecSettingsSecurityModuleEraser::DeleteFirstKeyL()
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// ---------------------------------------------------------------------------
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//
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void CAdvSecSettingsSecurityModuleEraser::DeleteFirstKeyL()
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{
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iKeyIndex = 0;
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DeleteOneKeyL();
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}
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// ---------------------------------------------------------------------------
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// CAdvSecSettingsSecurityModuleEraser::DeleteOneKeyL()
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// ---------------------------------------------------------------------------
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//
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void CAdvSecSettingsSecurityModuleEraser::DeleteOneKeyL()
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{
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if (iKeyIndex < iKeys.Count()) {
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iKeyStore.DeleteKey(iKeys[iKeyIndex]->Handle(), iStatus);
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iState = EDeletingKey;
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SetActive();
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} else {
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User::RequestComplete(iClientStatus, KErrNone);
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iClientStatus = NULL;
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iState = EIdle;
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}
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}
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// ---------------------------------------------------------------------------
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// CAdvSecSettingsSecurityModuleEraser::DeleteNextKeyL()
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// ---------------------------------------------------------------------------
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//
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void CAdvSecSettingsSecurityModuleEraser::DeleteNextKeyL()
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{
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++iKeyIndex;
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DeleteOneKeyL();
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}
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