/*

* Copyright (c) 2005 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:  header file for dm acl parser

*

*/

#ifndef __NSMLDMACLPARSER_H

#define __NSMLDMACLPARSER_H

#include <nsmldmdbhandler.h>

// ===========================================================================

// CNSmlDmACLParser

// ===========================================================================

class CNSmlAclElement;

/**

* CNSmlDmACLParser is used for parsing and generating acl strings from

* structures and vice versa

*

*  @since

*/

class CNSmlDmACLParser : public CBase

	{

	public:

	/**

	* Two-phased constructor

	* @return						Pointer to newly created module instance

	*/

	static CNSmlDmACLParser* NewLC();

	/**

	* Destructor

	*/

	~CNSmlDmACLParser();

	/**

	* Parses acl to structure

	* @param	aACL		Acl in descriptor

	* @return				KErrNone if succesfully parsed

	*/

	TInt ParseL(const TDesC8& aACL);

	/**

	* Generates ACL from structure

	* @return				Generated acl

	*/

	HBufC8* GenerateL();

	/**

	* Removes all the references to server from acls

	* @param	aServerId	Server id to be removed from acls

	*/

	void RemoveAllReferences(const TDesC8& aServerId);

	/**

	* Check if current acl can be deleted. The Acl can be deleted if it is

	* empty, i.e. no references to any server in any command

	* @return				ETrue if can be deleted

	*/

	TBool ShouldDelete();

	/**

	* Check if server has access rights for certain command 

	* @param	aServerId		Server id to be checked

	* @param	aCommandType	Type of command (add,...)

	* @return					ETrue if access OK

	*/

	TBool HasRights(const TDesC8& aServerId,TNSmlDmCmdType aCommandType);

	private:

	void Reset();

	CNSmlAclElement* iCommandAcls;

	};

/**

* CNSmlAclElement is container class for one command in acls

*

*  @since

*/

class CNSmlAclElement : public CBase

	{

	public:

	/**

	* Constructor

	*/

	CNSmlAclElement();

	/**

	* Destructor

	*/

	virtual ~CNSmlAclElement();

	/**

	* Type of command

	*/

	TNSmlDmCmdType iCommandType;

	/**

	* Array of server ids to one command

	*/

	RPointerArray<HBufC8> iServerIds;

	/**

	* True if all servers has access rigths, i.e acl value is *

	*/

	TBool iAllServers;

	/**

	* Pointer to next element

	*/

	CNSmlAclElement* iNext;

	};

#endif // __NSMLDMACLPARSER_H