+ c->hostname, c->port);
+cp
+ return 0;
+}
+
+int setup_outgoing_connection(char *name)
+{
+ connection_t *c;
+ node_t *n;
+ struct hostent *h;
+cp
+ n = lookup_node(name);
+
+ if(n)
+ if(n->connection)
+ {
+ if(debug_lvl >= DEBUG_CONNECTIONS)
+ syslog(LOG_INFO, _("Already connected to %s"), name);
+ return 0;
+ }
+
+ c = new_connection();
+ c->name = xstrdup(name);
+
+ init_configuration(&c->config_tree);
+ read_connection_config(c);
+
+ if(!get_config_string(lookup_config(c->config_tree, "Address"), &c->hostname))
+ {
+ syslog(LOG_ERR, _("No address specified for %s"), c->name);
+ free_connection(c);
+ return -1;
+ }
+
+ if(!get_config_port(lookup_config(c->config_tree, "Port"), &c->port))
+ {
+ syslog(LOG_ERR, _("No port specified for %s"), c->name);
+ free_connection(c);
+ return -1;
+ }
+
+ if(!(h = gethostbyname(c->hostname)))
+ {
+ syslog(LOG_ERR, _("Error looking up `%s': %m"), c->hostname);
+ free_connection(c);
+ return -1;
+ }
+
+ c->address = ntohl(*((ipv4_t*)(h->h_addr_list[0])));
+ c->hostname = hostlookup(htonl(c->address));
+
+ if(setup_outgoing_socket(c) < 0)
+ {
+ syslog(LOG_ERR, _("Could not set up a meta connection to %s (%s)"),
+ c->name, c->hostname);
+ free_connection(c);
+ return -1;
+ }
+
+ c->status.outgoing = 1;
+ c->last_ping_time = time(NULL);
+
+ connection_add(c);
+
+ send_id(c);
+cp
+ return 0;
+}
+
+int read_rsa_public_key(connection_t *c)
+{
+ FILE *fp;
+ char *fname;
+ char *key;
+cp
+ if(!c->rsa_key)
+ c->rsa_key = RSA_new();
+
+ /* First, check for simple PublicKey statement */
+
+ if(get_config_string(lookup_config(c->config_tree, "PublicKey"), &key))
+ {
+ BN_hex2bn(&c->rsa_key->n, key);
+ BN_hex2bn(&c->rsa_key->e, "FFFF");
+ return 0;
+ }
+
+ /* Else, check for PublicKeyFile statement and read it */
+
+ if(get_config_string(lookup_config(c->config_tree, "PublicKeyFile"), &fname))
+ {
+ if(is_safe_path(fname))
+ {
+ if((fp = fopen(fname, "r")) == NULL)
+ {
+ syslog(LOG_ERR, _("Error reading RSA public key file `%s': %m"),
+ fname);
+ return -1;
+ }
+ c->rsa_key = PEM_read_RSAPublicKey(fp, &c->rsa_key, NULL, NULL);
+ fclose(fp);
+ if(!c->rsa_key)
+ {
+ syslog(LOG_ERR, _("Reading RSA public key file `%s' failed: %m"),
+ fname);
+ return -1;
+ }
+ return 0;
+ }
+ else
+ return -1;
+ }