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API hooking revealed

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2 Dec 2002CPOL38 min read 2.8M   64.1K   1.3K  
The article demonstrates how to build a user mode Win32 API spying system
//---------------------------------------------------------------------------
//
// HookSrv.h
//
// SUBSYSTEM:   Hook system
//				
// MODULE:      Hook server
//
// DESCRIPTION: Main header file for the HOOKSRV application
// 				
//             
// AUTHOR:		Ivo Ivanov (ivopi@hotmail.com)
// DATE:		2001 December v1.00
//
//---------------------------------------------------------------------------
#if !defined(_HOOKSRV_H_)
#define _HOOKSRV_H_

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

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

#include "resource.h"       // main symbols

//---------------------------------------------------------------------------
//
// class CHookSrvApp
//
//---------------------------------------------------------------------------
class CHookSrvApp : public CWinApp
{
public:
	CHookSrvApp();

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CHookSrvApp)
	public:
	virtual BOOL InitInstance();
	//}}AFX_VIRTUAL

// Implementation

public:
	//{{AFX_MSG(CHookSrvApp)
	afx_msg void OnAppAbout();
		// 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()
};


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

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

#endif // !defined(_HOOKSRV_H_)
//----------------------------End of the file -------------------------------

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


Written By
United States United States
I specialize in OS Internals and Reverse Engineering.
Before joining my current employer I used to run a security blog for malware analysis: http://vinsula.com/security-blog

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