Very secure method to save and restore registry

// RegSR.h : main header file for the REGSR application
//	Author:		A.YEZZA
//	Date:		August 2004
//	Subject:	Save/Restore registry keys in very safe mode
//	Comment:	Use with your own risk
//	Licence:	This code and application are free. The only 
//				condition is preserving author name			
///////////////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_REGSR_H__C1C474B1_CABA_44B7_961B_DD6E97FCD3B9__INCLUDED_)
#define AFX_REGSR_H__C1C474B1_CABA_44B7_961B_DD6E97FCD3B9__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#ifndef __AFXWIN_H__
	#error include 'stdafx.h' before including this file for PCH
#endif




//////////////
//	Constants
//////////////
//	Registry hives strings
#define	HKCU		"HKCU"
#define	HKLM		"HKLM"
#define HKUSERS		"HKUSERS"
#define	HKCURCFG	"HKCURCFG"

//	Config file sections
#define	SEC_SETTINGS	"SETTINGS"
#define	SEC_KEYS_FILES	"KEYS_FILES"
#define SEC_CRC32		"CRC32"	

#define	DATA_SERVER_PATH	"ServerPath"	//location where we (save to)/(retore from) registry data files 
#define DATA_CONFIG_FILE	"ConfigFile"	//Config file name should be saved in DATA_SERVER_PATH



////////////////////////////////////////////////////////////////////////////////////////////////////
#include "resource.h"		// main symbols


struct	CmdParams{
	CString	Op;
	CString	Root;
	CString	KeyPath;
	CString	InOutFile;
	CString ConfigFile;
};

struct FileCRC32{
	CString	FileName;	//File name with its path 
	CString	CRC32;		//File CRC32
	CString	hHive;		//Handle to the hive of the key corresponding to the saved file
	CString	KeyPath;	//Key path without its hive	
	CString	ServerPath; //location where we (save to)/(retore from) registry data files 
	CString	ConfigFile; //Config file name should be saved in ServerPath
};


/////////////////////////////////////////////////////////////////////////////
// CRegSRApp:
// See RegSR.cpp for the implementation of this class
//

class CRegSRApp : public CWinApp
{
private:
	CmdParams	Params;
	CString		ServerPath;	//server path where config file is saved
	CString		ConfigFile; //Cofig file containing correspondance between keys/data files
							//and CRC files
	FileCRC32	SavResFile;

public:
	CRegSRApp();
	void SetParams(CmdParams &Params, int &ParamsNum);
	void DoSaveRestore(DWORD	&RetErr);
				
	
// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CRegSRApp)
	public:
	virtual BOOL InitInstance();
	//}}AFX_VIRTUAL

// Implementation

	//{{AFX_MSG(CRegSRApp)
		// NOTE - the ClassWizard will add and remove member functions here.
		//    DO NOT EDIT what you see in these blocks of generated code !
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()

private:
	void GetParams(CString& CmdLine, int &ParamsNum);
	void SetSavResFile();
	HKEY	GetHiveFromString(LPCSTR strHive);
	BOOL	IsFileExist(LPCSTR FilePath);
	BOOL	IsKeyExist(HKEY hRoot, LPCSTR KeyPath);
	BOOL	SetPrivilege(LPCTSTR lpszPrivilege, BOOL bEnablePrivilege);
	//void Set_FileName(CString &Root, CString	&SubKey);
	BOOL Get_CRC32();
	//void Get_hHive(CString		&str);
	//void Get_KeyPath(CString	&str);
	void Usage();
	void GetSettings();
	BOOL CheckIntegrity(CString &Root, CString &SubKey, CString &InFile);
	BOOL RestoreRegKeyPath(CString &Root, CString &SubKey, CString &InFile, DWORD	&RetError);
	BOOL SaveRegKeyPath(CString &Root, CString &SubKey, CString &OutFile, DWORD	&RetError);
	CString		AddBackSlash(CString &strPath);
	CString		GetFileDirectory(CString &FilePathName);
	
};


/////////////////////////////////////////////////////////////////////////////

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_REGSR_H__C1C474B1_CABA_44B7_961B_DD6E97FCD3B9__INCLUDED_)