www.pudn.com > evil¡¯s illusion Server Codes.rar > RegstryHandler.cpp

// **************************************************************************** 
// 
//		Registry Handler  
// 
//      All written by Jeong, Euy-heon 
//      Copyright(C) 1997, 1998 Euy-heon, Jeong. All right reserved. 
// 
// **************************************************************************** 
 
#include "stdafx.h" 
 
// **************************************************************************** 
// 
//      jRegGetKey/jRegSetKey 
// 
//      Last update : 1997.07.16 (Euy-heon, Jeong) 
//      Purpose     : Get and set Windows null-terminate string regstry keys.  
// 
// **************************************************************************** 
 
BOOL jRegSetKey(LPCTSTR pSubKeyName, LPCTSTR pValueName, DWORD dwFlags,  
						LPBYTE pValue, DWORD nValueSize) 
{ 
	HKEY	hk = NULL; 
	DWORD	dwDisposition = 0; 
 
	if (RegCreateKeyEx(HKEY_LOCAL_MACHINE, pSubKeyName, 0, NULL,  
					REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL,  
					&hk, &dwDisposition) == ERROR_SUCCESS) 
	{ 
		if (RegSetValueEx(hk, pValueName, 0, dwFlags, pValue, nValueSize) != ERROR_SUCCESS) 
		{ 
			RegCloseKey(hk); 
			return FALSE; 
		} 
 
		RegCloseKey(hk); 
 
		return TRUE; 
	} 
 
	return FALSE; 
} 
 
BOOL jRegGetKey(LPCTSTR pSubKeyName, LPCTSTR pValueName, LPBYTE pValue) 
{ 
	HKEY	hk = NULL; 
	DWORD	dwFlags = 0, dwValueSize = 0; 
 
    if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, pSubKeyName, 0, KEY_READ, &hk) == ERROR_SUCCESS) 
	{ 
		if (RegQueryValueEx(hk, pValueName, NULL, &dwFlags, NULL, &dwValueSize) != ERROR_SUCCESS) 
		{ 
			RegCloseKey(hk); 
			return FALSE; 
		} 
 
		RegQueryValueEx(hk, pValueName, NULL, &dwFlags, pValue, &dwValueSize); 
		RegCloseKey(hk); 
 
		return TRUE; 
	} 
 
	return FALSE; 
} 
 
LONG jRegEnumKey(LPCTSTR pSubKeyName, int nIndex, LPTSTR lpSubKey, int nSubkeyLen) 
{ 
	HKEY		hk = NULL; 
	DWORD		dwSubKeyLen = nSubkeyLen; 
	FILETIME	ft; 
	LONG		lRet = -1; 
 
    if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, pSubKeyName, 0, KEY_READ, &hk) == ERROR_SUCCESS) 
	{ 
		lRet = RegEnumKeyEx(hk, nIndex, lpSubKey, &dwSubKeyLen, NULL, NULL, NULL, &ft); 
 
		RegCloseKey(hk); 
	} 
 
	return lRet; 
}