Read register

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

//

static BOOL GetRegKeyHandle(HKEY hKey, LPCTSTR lpSubKey, HKEY *hk)
{
	LONG result = ~ERROR_SUCCESS;
	if ( hKey != NULL && lpSubKey != NULL )
	{
		result = RegOpenKeyEx(hKey, lpSubKey, 0, KEY_READ, hk);
	}
	return ( ERROR_SUCCESS == result );
}


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

//

static BOOL GetRegKeyStringValue(HKEY hKey, LPTSTR lpValueName, LPTSTR lpValueData, DWORD cbData)
{
	LONG result = ~ERROR_SUCCESS;
	DWORD dwType = ~REG_SZ;
	if ( hKey != NULL && lpValueName != NULL && lpValueData != NULL )
	{
		result = RegQueryValueEx(hKey, lpValueName, 0, &dwType, (LPBYTE)lpValueData, &cbData);
	}
	return ( ERROR_SUCCESS == result && dwType == REG_SZ );
}

HKEY hk = NULL;
GetRegKeyHandle(HKEY_CURRENT_USER, _T("Software\\Microsoft\\Notepad"), &hk);
GetRegKeyStringValue(hk, _T("lfFaceName"), szBuffer, MAX_PATH*sizeof(TCHAR));