mshtml_test.h

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/*
 * Copyright 2009 Ge van Geldorp for VMware, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#pragma once

/* Check if Internet Explorer is configured to run in "Enhanced Security Configuration" (aka hardened mode) */
/* Note: this code is duplicated in dlls/mshtml/tests/mshtml_test.h and dlls/urlmon/tests/sec_mgr.c */
static inline BOOL is_ie_hardened(void)
{
    HKEY zone_map;
    DWORD ie_harden, type, size;

    ie_harden = 0;
    if(RegOpenKeyExA(HKEY_CURRENT_USER, "Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\ZoneMap",
                    0, KEY_QUERY_VALUE, &zone_map) == ERROR_SUCCESS) {
        size = sizeof(DWORD);
        if (RegQueryValueExA(zone_map, "IEHarden", NULL, &type, (LPBYTE) &ie_harden, &size) != ERROR_SUCCESS ||
            type != REG_DWORD) {
            ie_harden = 0;
        }
    RegCloseKey(zone_map);
    }

    return ie_harden != 0;
}