| /* |
| * 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) 2002-2018 OpenVPN Inc <sales@openvpn.net> |
| * |
| * 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, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| */ |
| |
| #ifndef PING_INLINE_H |
| #define PING_INLINE_H |
| |
| /* |
| * Should we exit or restart due to ping (or other authenticated packet) |
| * not received in n seconds? |
| */ |
| static inline void |
| check_ping_restart(struct context *c) |
| { |
| void check_ping_restart_dowork(struct context *c); |
| |
| if (c->options.ping_rec_timeout |
| && event_timeout_trigger(&c->c2.ping_rec_interval, |
| &c->c2.timeval, |
| (!c->options.ping_timer_remote |
| || link_socket_actual_defined(&c->c1.link_socket_addr.actual)) |
| ? ETT_DEFAULT : 15)) |
| { |
| check_ping_restart_dowork(c); |
| } |
| } |
| |
| /* |
| * Should we ping the remote? |
| */ |
| static inline void |
| check_ping_send(struct context *c) |
| { |
| void check_ping_send_dowork(struct context *c); |
| |
| if (c->options.ping_send_timeout |
| && event_timeout_trigger(&c->c2.ping_send_interval, |
| &c->c2.timeval, |
| !TO_LINK_DEF(c) ? ETT_DEFAULT : 1)) |
| { |
| check_ping_send_dowork(c); |
| } |
| } |
| |
| #endif /* ifndef PING_INLINE_H */ |
