/*

* 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 IMAGEREADER_H

#define IMAGEREADER_H

#include "typedefs.h"

class TRomNode;

/**

Base class to read and process the image(ROFS/ROM/E32)

@internalComponent

@released

*/

class ImageReader

{

protected:

	String	iImgFileName;

	Ifstream iInputStream;

	StringList iExecutableList;

	StringList iHiddenExeList;

	unsigned int iImageSize;

    ExeVsIdDataMap iExeVsIdData;

	ExeNamesVsDepListMap iImageVsDepList;

	bool iExeAvailable;

public:

	ImageReader(const char* aFile);

	virtual ~ImageReader(void);

	virtual void ReadImage(void) = 0;

	virtual void ProcessImage(void) = 0;

	virtual void PrepareExecutableList(void);

	virtual ExeNamesVsDepListMap& GatherDependencies(void) = 0;

    virtual void PrepareExeVsIdMap(void) = 0;

    virtual const ExeVsIdDataMap& GetExeVsIdMap(void) const = 0;

	const StringList& GetExecutableList(void) const;

	const StringList& GetHiddenExeList(void) const;

	String& ImageName(void);

	static EImageType ReadImageType(const String aImageName);

	bool ExecutableAvailable(void);

};

#endif //IMAGEREADER_H