// 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 "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 __LOGSERVSECURITY_H__

#define __LOGSERVSECURITY_H__

#include <e32base.h>

class RMessage2;

class CLogServResourceInterpreter;

/**

The enum declares two basic types of operations performed on LogEngServer events

and their data - "read" and "write". Every time when a client tries to execute 

"read" and "write" operation for a specified event type, its capabilities have

to be asserted against a predefined set of read/write capabilities for that event type.

@internalComponent

*/

enum TEventOp 

	{

	EReadOp, 

	EWriteOp

	};

/**

This class manages security info against which client requests can be checked 

for the necessary capabilities.  An instance of this class is created in 

CLogServServer::ConstructL().  The security settings are defined in logwrap.rss

- see the sections entitled 'r_log_security' and 'r_log_initial_events'.

@internalComponent

*/

class CLogServSecurity : public CBase

	{

public:		

	static CLogServSecurity* NewL(CLogServResourceInterpreter& aResourceInterface);

	virtual ~CLogServSecurity();		

	virtual TBool IsAllowed(const RMessage2& aMsg, 

							TUid aEventType,

							TEventOp aEventOp, const char* aDiagnostic) = 0;

#ifdef LOGSERV_CAPABILITY_TEST

	virtual TSecurityPolicy SecurityPolicy(TUid aEventType, TEventOp aEventOp) = 0;

#endif //LOGSERV_CAPABILITY_TEST

	};

#endif //__LOGSERVSECURITY_H__