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Reactos
1/*
2 * Copyright 2009 Ge van Geldorp for VMware, Inc.
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
17 */
18
19#pragma once
20
21/* Check if Internet Explorer is configured to run in "Enhanced Security Configuration" (aka hardened mode) */
22/* Note: this code is duplicated in dlls/mshtml/tests/mshtml_test.h and dlls/urlmon/tests/sec_mgr.c */
23static inline BOOL is_ie_hardened(void)
24{
25 HKEY zone_map;
26 DWORD ie_harden, type, size;
27
28 ie_harden = 0;
29 if(RegOpenKeyExA(HKEY_CURRENT_USER, "Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\ZoneMap",
30 0, KEY_QUERY_VALUE, &zone_map) == ERROR_SUCCESS) {
31 size = sizeof(DWORD);
32 if (RegQueryValueExA(zone_map, "IEHarden", NULL, &type, (LPBYTE) &ie_harden, &size) != ERROR_SUCCESS ||
33 type != REG_DWORD) {
34 ie_harden = 0;
35 }
36 RegCloseKey(zone_map);
37 }
38
39 return ie_harden != 0;
40}