/*

* Copyright (c) 2005-2009 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: 

*

*/

/**

 @file

*/

#include "filecertstorenibbler.h"

#include <f32file.h>

_LIT(KFileCertstorePath, "\\system\\data\\cacerts.dat");

/*static*/ CFileCertstoreNibbler* CFileCertstoreNibbler::NewL(TTimeIntervalMicroSeconds32 aInterval)

{

	CFileCertstoreNibbler* me = new (ELeave) CFileCertstoreNibbler(aInterval);

	CleanupStack::PushL(me);

	me->ConstructL();

	CleanupStack::Pop(me);

	return (me);

}

CFileCertstoreNibbler::CFileCertstoreNibbler(TTimeIntervalMicroSeconds32 aInterval)

:	CTimer(EPriorityHigh), iNibbleInterval(aInterval)

{

	CActiveScheduler::Add(this);

}

CFileCertstoreNibbler::~CFileCertstoreNibbler()

{

	Cancel();

	iFs.Close();

}

void CFileCertstoreNibbler::StartTimer()

{

	After(iNibbleInterval);

}

void CFileCertstoreNibbler::ConstructL()

{

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

	RFile file;

	TDriveUnit sysDrive (RFs::GetSystemDrive());

	TBuf<128> fileCertstorePath (sysDrive.Name());

	fileCertstorePath.Append(KFileCertstorePath);

	User::LeaveIfError(file.Open(iFs, fileCertstorePath, EFileWrite|EFileRead|EFileShareExclusive));

	CleanupClosePushL(file);

	CPermanentFileStore* store = CPermanentFileStore::FromLC(file);	

	RStoreWriteStream stream;

	iNibbleStreamId = stream.CreateLC(*store);	//	stream for cert

//	Write to stream

	_LIT(KNibble, "wool");

	stream << KNibble;

	stream.CommitL();

	CleanupStack::PopAndDestroy();	//	stream

	store->CommitL();

	CleanupStack::PopAndDestroy(store);

	CleanupStack::Pop();			//	file cleanup

	CTimer::ConstructL();

	StartTimer();

}

void CFileCertstoreNibbler::RunL()

{

	NibbleFileL();

	StartTimer();	

}

//	Writes to the filecertstore file (\system\data\cacerts.dat on system drive) to test

//	concurrency access. Writes to a separate stream so will have no effect

//	on certs data.  This doesn't test integrity of certstore in any way, is

//	simply a quick check that the file can be opened and written to whilst

//	other tests proceed.

void CFileCertstoreNibbler::NibbleFileL()

{	

	RFile file;

	TDriveUnit sysDrive (RFs::GetSystemDrive());

	TBuf<128> fileCertstorePath (sysDrive.Name());

	fileCertstorePath.Append(KFileCertstorePath);

	User::LeaveIfError(file.Open(iFs, fileCertstorePath, EFileWrite|EFileRead|EFileShareExclusive));

	CleanupClosePushL(file);

	CPermanentFileStore* store = CPermanentFileStore::FromLC(file);	

	RStoreWriteStream stream;

	stream.ReplaceLC(*store, iNibbleStreamId);

//	Write to stream

	_LIT(KNibble, "clanger");

	stream << KNibble;

	stream.CommitL();

	CleanupStack::PopAndDestroy();	//	stream

	store->CommitL();

	CleanupStack::PopAndDestroy(store);

	CleanupStack::Pop();			//	file cleanup

}

TInt CFileCertstoreNibbler::RunError(TInt /*anError*/)

{

//	_LIT(KNibblerError, "CFileCertstoreNibbler::RunError");

//	User::Panic(KNibblerError, anError);

	return (KErrNone);

}