imgtools/imgcheck/libimgutils/inc/romfsentry.h
author yiluzhu
Tue, 26 Jan 2010 14:49:20 +0000 (2010-01-26)
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/*
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* Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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* @internalComponent
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* @released
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*
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*/
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#ifndef ROMFSENTRY_H
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#define ROMFSENTRY_H
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#include "typedefs.h"
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/**
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Class RomImageFSEntry, Base class ROM image file and directory entry structure
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@internalComponent
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@released
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*/
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class RomImageFSEntry 
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{
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public:
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	RomImageFSEntry (char* aName) 
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	: iName(aName), iSibling(0), iChildren(0)
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	{
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	}
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	virtual ~RomImageFSEntry(void)
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	{
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	}
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	virtual bool IsDirectory(void) = 0;
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	virtual bool IsExecutable(void) = 0;
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	const char *Name(void) { return iName.data();}
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	void Destroy(void)
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	{
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		RomImageFSEntry *current = this; // root has no siblings
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		while (current)
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		{
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			if (current->iChildren)
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				current->iChildren->Destroy();
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			RomImageFSEntry* prev=current;
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			current=current->iSibling;
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			DELETE(prev);
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		}
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	}
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	String iName;
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	String iPath;
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	RomImageFSEntry *iSibling;
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	RomImageFSEntry *iChildren;
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};
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/**
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Class RomImageFileEntry, ROM image file entry structure
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@internalComponent
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@released
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*/
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class RomImageFileEntry : public RomImageFSEntry 
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{
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public:
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	RomImageFileEntry(char* aName) 
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	: RomImageFSEntry(aName),iExecutable(true)
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	{
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	}
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	~RomImageFileEntry(void)
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	{
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	}
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	bool IsDirectory(void)
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	{
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		return false;
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	}
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	union ImagePtr
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	{
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		TRomImageHeader *iRomFileEntry;
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		TLinAddr iDataFileAddr;
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	}ImagePtr;
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	TRomEntry *iTRomEntryPtr;
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	bool iExecutable;
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	/** 
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	Function responsible to return the node is executable or not.
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	@internalComponent
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	@released
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	@return - returns 'true' if executable or 'false'
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	*/
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	bool IsExecutable(void)
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	{
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		if (iExecutable)
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			return true;
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		else
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			return false;
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	}
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};
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/**
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Class RomImageDirEntry, ROM image Directory entry structure
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@internalComponent
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@released
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*/
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class RomImageDirEntry : public RomImageFSEntry
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{
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public:
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	RomImageDirEntry(char* aName) : RomImageFSEntry(aName)
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	{
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	}
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	~RomImageDirEntry(void)
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	{
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	}
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	bool IsDirectory(void)
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	{
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		return true;
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	}
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	bool IsExecutable(void)
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	{
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		return false;
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	}
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};
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#endif //ROMFSENTRY_H