validate.h

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/*
 *  OpenVPN -- An application to securely tunnel IP networks
 *             over a single TCP/UDP port, with support for SSL/TLS-based
 *             session authentication and key exchange,
 *             packet encryption, packet authentication, and
 *             packet compression.
 *
 *  Copyright (C) 2016-2025 Selva Nair <selva.nair@gmail.com>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License version 2
 *  as published by the Free Software Foundation.
 *
 *  This program 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, see <https://www.gnu.org/licenses/>.
 */
 
#ifndef VALIDATE_H
#define VALIDATE_H
 
#include "service.h"
 
/* Authorized groups who can use any options and config locations */
#define SYSTEM_ADMIN_GROUP L"Administrators"
#define OVPN_ADMIN_GROUP \
    L"OpenVPN Administrators" /* may be set in HKLM\Software\OpenVPN\ovpn_admin_group */
#define OVPN_SERVICE_USER \
    L"OpenVPNService"         /* may be set in HKLM\Software\OpenVPN\ovpn_service_user */
 
/*
 * Check whether user is a member of Administrators group or
 * the group specified in ovpn_admin_group or
 * OpenVPN Virtual Service Account user
 */
BOOL IsAuthorizedUser(PSID sid, const HANDLE token, const WCHAR *ovpn_admin_group,
                      const WCHAR *ovpn_service_user);
 
BOOL CheckOption(const WCHAR *workdir, int narg, WCHAR *argv[], const settings_t *s);
 
static inline BOOL
IsOption(const WCHAR *o)
{
    return (wcsncmp(o, L"--", 2) == 0);
}
 
#endif /* ifndef VALIDATE_H */