+ if (options.tun_open != SSH_TUNMODE_NO) {
+ Channel *c;
+ int fd;
+
+ debug("Requesting tun.");
+ if ((fd = tun_open(options.tun_local,
+ options.tun_open)) >= 0) {
+ c = channel_new("tun", SSH_CHANNEL_OPENING, fd, fd, -1,
+ CHAN_TCP_WINDOW_DEFAULT, CHAN_TCP_PACKET_DEFAULT,
+ 0, "tun", 1);
+ c->datagram = 1;
+#if defined(SSH_TUN_FILTER)
+ if (options.tun_open == SSH_TUNMODE_POINTOPOINT)
+ channel_register_filter(c->self, sys_tun_infilter,
+ sys_tun_outfilter);
+#endif
+ packet_start(SSH2_MSG_CHANNEL_OPEN);
+ packet_put_cstring("tun@openssh.com");
+ packet_put_int(c->self);
+ packet_put_int(c->local_window_max);
+ packet_put_int(c->local_maxpacket);
+ packet_put_int(options.tun_open);
+ packet_put_int(options.tun_remote);
+ packet_send();
+ }
+ }
+