/*

* Copyright (c) 2006-2009 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

* DriveImage class declaration.

*

*/

#ifndef __R_DRIVEIMAGE_H__

#define __R_DRIVEIMAGE_H__

#include <fstream>

#include "filesysteminterface.h" 

#include <vector>

typedef vector<void*> EntryReferenceVector;

typedef	list<CDirectory*> EntryList; 

const TInt KMaxGenBuffer=0x14;  

// Node Type.

enum KNodeType

	{

	KNodeTypeNone=0,		

	KNodeTypeRoot,

	KNodeTypeChild,

	KNodeTypeSibling

	};

// File Format Supported.

struct DriveFileFormatSupported

	{

	const char* iDriveFileFormat;

	enum TFileSystem iFileSystem;

	};

// Image creation class.

class CDriveImage

	{

public:

	CDriveImage(CObeyFile *aObey);

	~CDriveImage();

	TInt CreateImage(const char* alogfile);

	static TBool FormatTranslation(const char* aUserFileFormat,enum TFileSystem& aDriveFileFormat);

private:

	TInt CreateList();

	TInt GenTreeTraverse(TRomNode* anode,enum KNodeType anodeType);    

	TInt CreateDirOrFileEntry(TRomNode* atempnode,enum KNodeType aType);   

	TInt ConstructOptions();

	TInt PlaceFileTemporary(const TInt afileSize,TRomNode* acurrentNode); 

	TInt DeleteTempFolder(const char* aTempDirName);

private:

	// Holds the address of CObeyFile object. used to get the object information.

	CObeyFile *iObey;

	// Container required for file sysem module.

	EntryList iNodeList;

	// Pointer for nested Container.

	CDirectory* iParentDirEntry ;

	// For temp storge of Container address.

	EntryReferenceVector iNodeAddStore;

	// For file format support.

	static DriveFileFormatSupported iFormatType[];

	// Reference variable used for converting tree to list.

	TInt iListReference;

	// Holds temp folder name. 

	char *iTempDirName;

	// Pointer to buffer, which will be used for compression/un-compression purpose.

	char *iData;

	};

#endif