/*

* Copyright (c) 2008-2010 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>

#include "sifutils.h"

#include "scr_internal.h"

EXPORT_C void Usif::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);

	}

EXPORT_C TUid Usif::GenerateNewAppUidL()

    {

    // Connect to SCR using the internal client.

    RScrInternalClient scr;

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

    CleanupClosePushL(scr);

	//Request for an unused UID.

    TUid generatedUid = scr.GenerateNewAppUidL();

    CleanupStack::PopAndDestroy(&scr);

    return generatedUid;

}