+ io_add(&listen_socket[listen_sockets].tcp, handle_new_meta_connection, &listen_socket[listen_sockets], tcp_fd, IO_READ);
+ io_add(&listen_socket[listen_sockets].udp, handle_incoming_vpn_data, &listen_socket[listen_sockets], udp_fd, IO_READ);
+
+ if(debug_level >= DEBUG_CONNECTIONS) {
+ char *hostname = sockaddr2hostname((sockaddr_t *) aip->ai_addr);
+ logger(DEBUG_CONNECTIONS, LOG_NOTICE, "Listening on %s", hostname);
+ free(hostname);
+ }
+
+ listen_socket[listen_sockets].bindto = bindto;
+ memcpy(&listen_socket[listen_sockets].sa, aip->ai_addr, aip->ai_addrlen);
+ listen_sockets++;
+ }
+
+ freeaddrinfo(ai);
+ return true;
+}
+
+/*
+ Configure node_t myself and set up the local sockets (listen only)
+*/
+bool setup_myself(void) {
+ char *name, *hostname, *cipher, *digest, *type;
+ char *address = NULL;
+ bool port_specified = false;
+
+ if(!(name = get_name())) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "Name for tinc daemon required!");
+ return false;
+ }
+
+ myself = new_node();
+ myself->connection = new_connection();
+ myself->name = name;
+ myself->connection->name = xstrdup(name);
+ read_host_config(config_tree, name);
+
+ if(!get_config_string(lookup_config(config_tree, "Port"), &myport))
+ myport = xstrdup("655");
+ else
+ port_specified = true;
+
+ myself->connection->options = 0;
+ myself->connection->protocol_major = PROT_MAJOR;
+ myself->connection->protocol_minor = PROT_MINOR;
+
+ myself->options |= PROT_MINOR << 24;
+
+ if(!get_config_bool(lookup_config(config_tree, "ExperimentalProtocol"), &experimental)) {
+ experimental = read_ecdsa_private_key();
+ if(!experimental)
+ logger(DEBUG_ALWAYS, LOG_WARNING, "Support for SPTPS disabled.");
+ } else {
+ if(experimental && !read_ecdsa_private_key())
+ return false;
+ }
+
+ if(!read_rsa_private_key())
+ return false;
+
+ /* Ensure myport is numeric */
+
+ if(!atoi(myport)) {
+ struct addrinfo *ai = str2addrinfo("localhost", myport, SOCK_DGRAM);
+ sockaddr_t sa;
+ if(!ai || !ai->ai_addr)
+ return false;
+ free(myport);
+ memcpy(&sa, ai->ai_addr, ai->ai_addrlen);
+ sockaddr2str(&sa, NULL, &myport);
+ }
+
+ /* Check some options */
+
+ if(!setup_myself_reloadable())
+ return false;
+
+ if(get_config_int(lookup_config(config_tree, "MaxConnectionBurst"), &max_connection_burst)) {
+ if(max_connection_burst <= 0) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "MaxConnectionBurst cannot be negative!");
+ return false;
+ }
+ }
+
+ int replaywin_int;
+ if(get_config_int(lookup_config(config_tree, "ReplayWindow"), &replaywin_int)) {
+ if(replaywin_int < 0) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "ReplayWindow cannot be negative!");
+ return false;
+ }
+ replaywin = (unsigned)replaywin_int;
+ sptps_replaywin = replaywin;
+ }
+
+ /* Generate packet encryption key */
+
+ if(!get_config_string(lookup_config(config_tree, "Cipher"), &cipher))
+ cipher = xstrdup("blowfish");
+
+ if(!strcasecmp(cipher, "none")) {
+ myself->incipher = NULL;
+ } else if(!(myself->incipher = cipher_open_by_name(cipher))) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "Unrecognized cipher type!");
+ return false;
+ }
+
+ free(cipher);
+
+ timeout_add(&keyexpire_timeout, keyexpire_handler, &keyexpire_timeout, &(struct timeval){keylifetime, rand() % 100000});
+
+ /* Check if we want to use message authentication codes... */
+
+ int maclength = 4;
+ get_config_int(lookup_config(config_tree, "MACLength"), &maclength);
+
+ if(maclength < 0) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "Bogus MAC length!");
+ return false;
+ }
+
+ if(!get_config_string(lookup_config(config_tree, "Digest"), &digest))
+ digest = xstrdup("sha1");
+
+ if(!strcasecmp(digest, "none")) {
+ myself->indigest = NULL;
+ } else if(!(myself->indigest = digest_open_by_name(digest, maclength))) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "Unrecognized digest type!");
+ return false;
+ }
+
+ free(digest);