/*

* Copyright (c) 2004-2009 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: 

*

*/

#ifndef __T_BACKUP_RESTORE_STEP_H__

#define __T_BACKUP_RESTORE_STEP_H__

#include "tbackuprestore.h"

_LIT(KTStepInstall,					"INSTALL");

_LIT(KTStepUninstall,				"UNINSTALL");

_LIT(KTStepBackup,					"BACKUP");

_LIT(KTStepRestore,					"RESTORE");

class CTBackupRestoreStepBase : public CTestStep

	{

protected:

	CTBackupRestoreStepBase();

	~CTBackupRestoreStepBase();

	virtual TVerdict doTestStepPreambleL();

	virtual TVerdict doTestStepPostambleL();

	// Iterates through SIS files within a step

	TBool	NextPackage();

	// The UID of the current SIS file

	TUid	PackageUID();

	// The filename of the current SIS file

	TPtrC	SISFileNameL();

	// The expected selected drive of the current package

	TChar	ExpectedDriveL();

	// Iterates through files within a SIS file

	TBool	NextFile();

	TBool	NextDataFile();

	TFileName	BackupFileName();

	// The location where the current file is [to be] installed

	TPtrC	InstalledFileName();

	TPtrC	DataFileName();

	// The location where the current file is not [to be] installed

	TPtrC	WrongInstalledFileName();

	// Utility method

	TBool	Exists(TPtrC aFileName);

	// Method for creating empty files

	void TouchL(const TDesC& aFileName);

	// Utility method

	void	CopyFileL(TPtrC aSourceFileName, TPtrC aDestFileName);

	// Utility method for storing backup metadata

	void	WriteMetaDataL(HBufC8* aMetaData);

	// Utility method for recovering backup metadata

	HBufC8*	ReadMetaDataL(TInt aBytesToCrop = 0);

	// test if we should write some garbage to the file, just test

	// if we can/can not restore a file that would fail its hash check

	TBool	ModifyFile();

	// Get the length in bytes to crop from the end of the metadata on restore.

	TInt	MetaDataCropLength();

	// utility method to Check current step result against list of expected result codes.

	void CheckExpectedResultCodesL();

private:

	TInt	iCurrentPackageNumber;

	TInt	iCurrentFileNumber;

	TInt	iDataFileNumber;

	RFs		iFs;

	};

class CTStepInstall : public CTBackupRestoreStepBase

	{

public:

	CTStepInstall();

	virtual TVerdict doTestStepL();

	};

class CTStepUninstall : public CTBackupRestoreStepBase

	{

public:

	CTStepUninstall();

	virtual TVerdict doTestStepL();

	};

class CTStepBackup : public CTBackupRestoreStepBase

	{

public:

	CTStepBackup();

	virtual TVerdict doTestStepL();

	};

class CTStepRestore : public CTBackupRestoreStepBase

	{

public:

	CTStepRestore();

	virtual TVerdict doTestStepL();

private:

	void RestoreL();

	};

#endif	/* __T_BACKUP_RESTORE_STEP_H__ */