/*

* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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: 

* This file implements the SifUtils library

*

*/

#include <usif/scr/scr.h>

#include <usif/sts/sts.h>

namespace Usif

	{

	EXPORT_C void UninstallL(TComponentId aComponentId)

		{

		// Connect to the SCR and start a transaction

		RSoftwareComponentRegistry scr;

		User::LeaveIfError(scr.Connect());

		CleanupClosePushL(scr);

		scr.CreateTransactionL();

		// Connect to the STS and start a transaction

		RStsSession sts;

		sts.CreateTransactionL();

		CleanupClosePushL(sts);

		// Get a list of files to be deleted

		RSoftwareComponentRegistryFilesList fileList;

		fileList.OpenListL(scr, aComponentId);

		CleanupClosePushL(fileList);

		// Unregister and delete the files from iFileList

		HBufC* file = NULL;

		while ((file = fileList.NextFileL()) != NULL)

			{

			CleanupStack::PushL(file);

			sts.RemoveL(*file);

			CleanupStack::PopAndDestroy(file);

			}

		CleanupStack::PopAndDestroy(&fileList);

		// Delete the component from the SCR

		scr.DeleteComponentL(aComponentId);

		// Commit the STS & SCR transactions

		sts.CommitL();

		scr.CommitTransactionL();

		CleanupStack::PopAndDestroy(2, &scr);

		}

	} // namespace Usif