/*

* Copyright (c) 2007-2009 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: 

* @internalComponent

* @released

*

*/

#ifndef ROMFSENTRY_H

#define ROMFSENTRY_H

#include "typedefs.h"

/**

Class RomImageFSEntry, Base class ROM image file and directory entry structure

@internalComponent

@released

*/

class RomImageFSEntry 

{

public:

	RomImageFSEntry (char const* aName) 

	: iName(aName), iSibling(0), iChildren(0)

	{

	}

	virtual ~RomImageFSEntry(void)

	{

	}

	virtual bool IsDirectory(void) = 0;

	virtual bool IsExecutable(void) = 0;

	const char *Name(void) { return iName.data();}

	void Destroy(void)

	{

		RomImageFSEntry *current = this; // root has no siblings

		while (current)

		{

			if (current->iChildren)

				current->iChildren->Destroy();

			RomImageFSEntry* prev=current;

			current=current->iSibling;

			DELETE(prev);

		}

	}

	String iName;

	String iPath;

	RomImageFSEntry *iSibling;

	RomImageFSEntry *iChildren;

};

/**

Class RomImageFileEntry, ROM image file entry structure

@internalComponent

@released

*/

class RomImageFileEntry : public RomImageFSEntry 

{

public:

	RomImageFileEntry(char* aName) 

	: RomImageFSEntry(aName),iExecutable(true)

	{

	}

	~RomImageFileEntry(void)

	{

	}

	bool IsDirectory(void)

	{

		return false;

	}

	union ImagePtr

	{

		TRomImageHeader *iRomFileEntry;

		TLinAddr iDataFileAddr;

	}ImagePtr;

	TRomEntry *iTRomEntryPtr;

	bool iExecutable;

	/** 

	Function responsible to return the node is executable or not.

	@internalComponent

	@released

	@return - returns 'true' if executable or 'false'

	*/

	bool IsExecutable(void)

	{

		if (iExecutable)

			return true;

		else

			return false;

	}

};

/**

Class RomImageDirEntry, ROM image Directory entry structure

@internalComponent

@released

*/

class RomImageDirEntry : public RomImageFSEntry

{

public:

	RomImageDirEntry(char const* aName) : RomImageFSEntry(aName)

	{

	}

	~RomImageDirEntry(void)

	{

	}

	bool IsDirectory(void)

	{

		return true;

	}

	bool IsExecutable(void)

	{

		return false;

	}

};

#endif //ROMFSENTRY_H