+ for(int i = 0; i < listen_sockets; i++) {
+ salen = sizeof(sa);
+
+ if(getsockname(i + 3, &sa.sa, &salen) < 0) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "Could not get address of listen fd %d: %s", i + 3, sockstrerror(sockerrno));
+ return false;
+ }
+
+#ifdef FD_CLOEXEC
+ fcntl(i + 3, F_SETFD, FD_CLOEXEC);
+#endif
+
+ int udp_fd = setup_vpn_in_socket(&sa);
+
+ if(udp_fd < 0) {
+ return false;
+ }
+
+ io_add(&listen_socket[i].tcp, (io_cb_t)handle_new_meta_connection, &listen_socket[i], i + 3, IO_READ);
+ io_add(&listen_socket[i].udp, (io_cb_t)handle_incoming_vpn_data, &listen_socket[i], udp_fd, IO_READ);
+
+ if(debug_level >= DEBUG_CONNECTIONS) {
+ hostname = sockaddr2hostname(&sa);
+ logger(DEBUG_CONNECTIONS, LOG_NOTICE, "Listening on %s", hostname);
+ free(hostname);
+ }
+
+ memcpy(&listen_socket[i].sa, &sa, salen);
+ }
+ } else {
+ listen_sockets = 0;
+ int cfgs = 0;
+
+ for(config_t *cfg = lookup_config(&config_tree, "BindToAddress"); cfg; cfg = lookup_config_next(&config_tree, cfg)) {
+ cfgs++;
+ get_config_string(cfg, &address);
+
+ if(!add_listen_address(address, true)) {
+ return false;
+ }
+ }
+
+ for(config_t *cfg = lookup_config(&config_tree, "ListenAddress"); cfg; cfg = lookup_config_next(&config_tree, cfg)) {
+ cfgs++;
+ get_config_string(cfg, &address);
+
+ if(!add_listen_address(address, false)) {
+ return false;
+ }
+ }
+
+ if(!cfgs)
+ if(!add_listen_address(address, NULL)) {
+ return false;
+ }
+ }
+
+ if(!listen_sockets) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "Unable to create any listening socket!");