/*

* 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 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 __ROM_IMAGE_READER__

#define __ROM_IMAGE_READER__

#include "image_reader.h"

class TRomLoaderHeader; 

class RomImageFSEntry 

{

public:

	RomImageFSEntry (const char* aName) ;

	virtual ~RomImageFSEntry() ;

	virtual bool IsDirectory() const = 0;

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

	string iName;

	string iPath;

	RomImageFSEntry 	*iSibling;

	RomImageFSEntry 	*iChildren;

};

class RomImageFileEntry : public RomImageFSEntry 

{

public:

	RomImageFileEntry(const char* aName) : RomImageFSEntry(aName), iExecutable(true)

	{

	}

	bool IsDirectory() const {

		return false;

	}

	union ImagePtr

	{

		TRomImageHeader		*iRomFileEntry;

		TLinAddr			iDataFileAddr;

	}ImagePtr;

	TRomEntry		*iTRomEntryPtr;

	bool iExecutable;

};

class RomImageDirEntry : public RomImageFSEntry

{

public:

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

	{

	}

	bool IsDirectory() const {

		return true;

	}

};

class RomImageHeader

{

public:

	RomImageHeader(char* aHdr, EImageType aImgType = EROM_IMAGE );

	TRomLoaderHeader	*iLoaderHdr;

	TRomHeader			*iRomHdr;

	TExtensionRomHeader	*iExtRomHdr;

	void DumpRomHdr();

	void DumpRomXHdr();

};

class RomImageReader : public ImageReader

{

public:

	RomImageReader(const char* aFile, EImageType aImgType = EROM_IMAGE );

	~RomImageReader();

	void ReadImage();

	void ProcessImage();

	void BuildDir(TRomDir *aDir, RomImageFSEntry* aPaFSEntry); 

	void AddChild(RomImageFSEntry *aParent, RomImageFSEntry *aChild, TRomEntry* aRomEntry); 

	void Validate();

	void Dump();

	void DumpTree();

	void DumpSubTree(RomImageFSEntry* aFsEntry);

	void DumpImage(RomImageFileEntry*);

	void DumpAttribs(RomImageFSEntry* aFsEntry);

	void DumpDirStructure();

	void DumpDirStructure(RomImageFSEntry*, int &aPadding);

	void ExtractImageContents();

	void TraverseImage(RomImageFSEntry*  aEntity,ofstream& aFile);

	void CheckFileExtension(RomImageFSEntry*  aEntity,ofstream& aFile);

	void LogRomEnrtyToFile(const char* aPath,const char* aEntityName,ofstream& aFile);

	void GetFileInfo(FILEINFOMAP &aFileMap);

	void ProcessDirectory(RomImageFSEntry *aEntity, FILEINFOMAP &aFileMap);

	TUint32 GetImageSize();

	TUint32 GetImageCompressionType(); 

	TLinAddr GetRomBase();

	TUint GetHdrSize();

	TLinAddr GetRootDirList();

	RomImageHeader			*iImageHeader; 

	RomImageFSEntry			*iRomImageRootDirEntry;

protected:	

	void					ReadData(char* aBuffer, TUint aLength);	

	ifstream				iFile ;

	TUint32					iRomSize ;

	char*					iHeaderBuffer ;

	char*					iRomLayoutData ; 

	EImageType				iImgType; 

};

#endif //__ROM_IMAGE_READER__