/*
net_socket.c -- Handle various kinds of sockets.
Copyright (C) 1998-2005 Ivo Timmermans,
- 2000-2009 Guus Sliepen <guus@tinc-vpn.org>
+ 2000-2010 Guus Sliepen <guus@tinc-vpn.org>
2006 Scott Lamb <slamb@slamb.org>
2009 Florian Forster <octo@verplant.org>
option = 1;
setsockopt(nfd, SOL_SOCKET, SO_REUSEADDR, &option, sizeof option);
-#if defined(SOL_IPV6) && defined(IPV6_V6ONLY)
+#if defined(IPPROTO_IPV6) && defined(IPV6_V6ONLY)
if(sa->sa.sa_family == AF_INET6)
- setsockopt(nfd, SOL_IPV6, IPV6_V6ONLY, &option, sizeof option);
+ setsockopt(nfd, IPPROTO_IPV6, IPV6_V6ONLY, &option, sizeof option);
+#endif
+
+#if defined(IP_DONTFRAG) && !defined(IP_DONTFRAGMENT)
+#define IP_DONTFRAGMENT IP_DONTFRAG
#endif
#if defined(SOL_IP) && defined(IP_MTU_DISCOVER) && defined(IP_PMTUDISC_DO)
option = 1;
setsockopt(nfd, IPPROTO_IP, IP_DONTFRAGMENT, &option, sizeof(option));
}
+#else
+#warning No way to disable IPv4 fragmentation
#endif
#if defined(SOL_IPV6) && defined(IPV6_MTU_DISCOVER) && defined(IPV6_PMTUDISC_DO)
option = IPV6_PMTUDISC_DO;
setsockopt(nfd, SOL_IPV6, IPV6_MTU_DISCOVER, &option, sizeof(option));
}
+#elif defined(IPPROTO_IPV6) && defined(IPV6_DONTFRAG)
+ if(myself->options & OPTION_PMTU_DISCOVERY) {
+ option = 1;
+ setsockopt(nfd, IPPROTO_IPV6, IPV6_DONTFRAG, &option, sizeof(option));
+ }
+#else
+#warning No way to disable IPv6 fragmentation
#endif
if (!bind_to_interface(nfd)) {
}
void do_outgoing_connection(connection_t *c) {
- char *address, *port;
+ char *address, *port, *space;
int result;
if(!c->outgoing) {
get_config_string(c->outgoing->cfg, &address);
- if(!get_config_string(lookup_config(c->config_tree, "Port"), &port))
- xasprintf(&port, "655");
+ space = strchr(address, ' ');
+ if(space) {
+ port = xstrdup(space + 1);
+ *space = 0;
+ } else {
+ if(!get_config_string(lookup_config(c->config_tree, "Port"), &port))
+ port = xstrdup("655");
+ }
c->outgoing->ai = str2addrinfo(address, port, SOCK_STREAM);
free(address);
}
void handle_meta_read(struct bufferevent *event, void *data) {
- logger(LOG_EMERG, "handle_meta_read() called");
+ logger(LOG_ERR, "handle_meta_read() called");
abort();
}
void handle_meta_connection_error(struct bufferevent *event, short what, void *data) {
connection_t *c = data;
- logger(LOG_EMERG, "handle_meta_connection_error() called: %d: %s", what, strerror(errno));
+ logger(LOG_ERR, "handle_meta_connection_error() called: %d: %s", what, strerror(errno));
terminate_connection(c, c->status.active);
}
event_add(&c->inevent, NULL);
c->buffer = bufferevent_new(c->socket, handle_meta_read, handle_meta_write, handle_meta_connection_error, c);
if(!c->buffer) {
- logger(LOG_EMERG, "bufferevent_new() failed: %s", strerror(errno));
+ logger(LOG_ERR, "bufferevent_new() failed: %s", strerror(errno));
abort();
}
bufferevent_disable(c->buffer, EV_READ);
event_add(&c->inevent, NULL);
c->buffer = bufferevent_new(c->socket, NULL, handle_meta_write, handle_meta_connection_error, c);
if(!c->buffer) {
- logger(LOG_EMERG, "bufferevent_new() failed: %s", strerror(errno));
+ logger(LOG_ERR, "bufferevent_new() failed: %s", strerror(errno));
abort();
}
bufferevent_disable(c->buffer, EV_READ);