// 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 "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 sysutilfunctions.cpp

// 

//

#include <e32property.h>

#include <f32file.h>

#include <bafl/sysutil.h>

#include "sysutilconstants.h"

#include "sysutilfunctions.h"

#include "sysutilsetup.h"

/**

Checks if the given file exists.

@param	aFilename			The path of the file to be checked.

@return KErrNone			The file exists.

@return KErrNotSupported	The file does not exist.

@return ...					One of the other system wide error codes.

*/

TInt CheckIsFileExist(const TDesC& aFilename)

	{

	RFs fs;

	TInt err;

	err = fs.Connect();

	if (err != KErrNone)

		{

		return err;

		}

	RFile file;

	err = file.Open(fs, aFilename, EFileRead | EFileStreamText | EFileShareReadersOnly);

	file.Close();

	fs.Close();

	if (err == KErrNotFound || err == KErrPathNotFound)

		{

		err = KErrNotSupported;

		}

	return err;

	}

/**

Deletes all the Publish and Subscribe properties.

@return KErrNone	If Publish and Subscribe properties where deleted successfully.

@return ...			One of the other system wide error codes.

*/

TInt DeletePSProperties()

	{

	_LIT( KExeName, "Z:\\sys\\bin\\sysutilsetup.exe" );

	const TUidType KExeUid( KNullUid, KNullUid, KSysUtilSetupUid );

	RProcess setupProcess;

	TInt err = setupProcess.Create( KExeName, KDeletePropertiesFlag, KExeUid );

	if( KErrNone != err )

		{

		return err;

		}

	TRequestStatus status;

	setupProcess.Rendezvous( status );

	if( KRequestPending != status.Int() )

		{

		setupProcess.Kill( 0 );		// Abort startup

		}

	else

		{

		setupProcess.Resume();		// Logon OK - start the server

		}

	User::WaitForRequest( status );	// Wait for start or death

	// We can't use the 'exit reason' if the server panicked as this

	// is the panic 'reason' and may be '0' which cannot be distinguished

	// from KErrNone

	err = setupProcess.ExitType() == EExitPanic ? KErrGeneral : status.Int();

	setupProcess.Close();

	return err;

	}

/**

Switches the test paths on and off. The paths as as follows:

Default Paths:

Z:\\resource\\versions\\deviceattributes.ini

Z:\\sys\\bin\\sysutilplugin.dll

Test Paths:

<system drive>:\\versions\\deviceattributes.ini

<system drive>:\\sys\\bin\\sysutilplugin.dll

@param	aTestPathOn	If ETrue, test paths are turned on. If EFalse, test paths are turned off.

@return	KErrNone	If the test paths were turned on/off successfully.

@return	...			One of the other system wide error codes.

*/

TInt SetTestPath(const TBool aTestPathOn)

	{

	_LIT_SECURITY_POLICY_C1( KSecurityPolicyNone, ECapability_None );

	TInt err = RProperty::Define( KUidSystemCategory, KTestFilePathsUid.iUid, RProperty::EInt, KSecurityPolicyNone, KSecurityPolicyNone );

	if(KErrNone != err && KErrAlreadyExists != err)

		{

		return err;

		}

	err = RProperty::Set(KUidSystemCategory, KTestFilePathsUid.iUid, aTestPathOn);

	return err;

	}