diff options
Diffstat (limited to 'src/openvpn/ping.c')
| -rw-r--r-- | src/openvpn/ping.c | 72 |
1 files changed, 37 insertions, 35 deletions
diff --git a/src/openvpn/ping.c b/src/openvpn/ping.c index 6dc0b4e..0496b72 100644 --- a/src/openvpn/ping.c +++ b/src/openvpn/ping.c @@ -5,7 +5,7 @@ * packet encryption, packet authentication, and * packet compression. * - * Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net> + * Copyright (C) 2002-2017 OpenVPN Technologies, 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 @@ -44,8 +44,8 @@ * PING_STRING_SIZE must be sizeof (ping_string) */ const uint8_t ping_string[] = { - 0x2a, 0x18, 0x7b, 0xf3, 0x64, 0x1e, 0xb4, 0xcb, - 0x07, 0xed, 0x2d, 0x0a, 0x98, 0x1f, 0xc7, 0x48 + 0x2a, 0x18, 0x7b, 0xf3, 0x64, 0x1e, 0xb4, 0xcb, + 0x07, 0xed, 0x2d, 0x0a, 0x98, 0x1f, 0xc7, 0x48 }; /* @@ -53,46 +53,48 @@ const uint8_t ping_string[] = { * not received in n seconds? */ void -check_ping_restart_dowork (struct context *c) +check_ping_restart_dowork(struct context *c) { - struct gc_arena gc = gc_new (); - switch (c->options.ping_rec_timeout_action) + struct gc_arena gc = gc_new(); + switch (c->options.ping_rec_timeout_action) { - case PING_EXIT: - msg (M_INFO, "%sInactivity timeout (--ping-exit), exiting", - format_common_name (c, &gc)); - c->sig->signal_received = SIGTERM; - c->sig->signal_text = "ping-exit"; - break; - case PING_RESTART: - msg (M_INFO, "%sInactivity timeout (--ping-restart), restarting", - format_common_name (c, &gc)); - c->sig->signal_received = SIGUSR1; /* SOFT-SIGUSR1 -- Ping Restart */ - c->sig->signal_text = "ping-restart"; - break; - default: - ASSERT (0); + case PING_EXIT: + msg(M_INFO, "%sInactivity timeout (--ping-exit), exiting", + format_common_name(c, &gc)); + c->sig->signal_received = SIGTERM; + c->sig->signal_text = "ping-exit"; + break; + + case PING_RESTART: + msg(M_INFO, "%sInactivity timeout (--ping-restart), restarting", + format_common_name(c, &gc)); + c->sig->signal_received = SIGUSR1; /* SOFT-SIGUSR1 -- Ping Restart */ + c->sig->signal_text = "ping-restart"; + break; + + default: + ASSERT(0); } - gc_free (&gc); + gc_free(&gc); } /* * Should we ping the remote? */ void -check_ping_send_dowork (struct context *c) +check_ping_send_dowork(struct context *c) { - c->c2.buf = c->c2.buffers->aux_buf; - ASSERT (buf_init (&c->c2.buf, FRAME_HEADROOM (&c->c2.frame))); - ASSERT (buf_safe (&c->c2.buf, MAX_RW_SIZE_TUN (&c->c2.frame))); - ASSERT (buf_write (&c->c2.buf, ping_string, sizeof (ping_string))); + c->c2.buf = c->c2.buffers->aux_buf; + ASSERT(buf_init(&c->c2.buf, FRAME_HEADROOM(&c->c2.frame))); + ASSERT(buf_safe(&c->c2.buf, MAX_RW_SIZE_TUN(&c->c2.frame))); + ASSERT(buf_write(&c->c2.buf, ping_string, sizeof(ping_string))); - /* - * We will treat the ping like any other outgoing packet, - * encrypt, sign, etc. - */ - encrypt_sign (c, true); - /* Set length to 0, so it won't be counted as activity */ - c->c2.buf.len = 0; - dmsg (D_PING, "SENT PING"); -} + /* + * We will treat the ping like any other outgoing packet, + * encrypt, sign, etc. + */ + encrypt_sign(c, true); + /* Set length to 0, so it won't be counted as activity */ + c->c2.buf.len = 0; + dmsg(D_PING, "SENT PING"); +} |