extern bool localdiscovery;
extern bool udp_discovery;
+extern int udp_discovery_keepalive_interval;
extern int udp_discovery_interval;
extern int udp_discovery_timeout;
+extern int mtu_info_interval;
+extern int udp_info_interval;
+
extern listen_socket_t listen_socket[MAXSOCKETS];
extern int listen_sockets;
extern io_t unix_socket;
extern void handle_new_unix_connection(void *, int);
extern int setup_listen_socket(const sockaddr_t *);
extern int setup_vpn_in_socket(const sockaddr_t *);
-extern bool send_sptps_data(void *handle, uint8_t type, const void *data, size_t len);
+extern bool send_sptps_data(node_t *to, node_t *from, int type, const void *data, size_t len);
extern bool receive_sptps_record(void *handle, uint8_t type, const void *data, uint16_t len);
extern void send_packet(struct node_t *, vpn_packet_t *);
extern void receive_tcppacket(struct connection_t *, const char *, int);
+extern bool receive_tcppacket_sptps(struct connection_t *, const char *, int);
extern void broadcast_packet(const struct node_t *, vpn_packet_t *);
extern char *get_name(void);
extern void device_enable(void);
extern int reload_configuration(void);
extern void load_all_subnets(void);
extern void load_all_nodes(void);
+extern void try_tx(struct node_t *n, bool);
#ifndef HAVE_MINGW
#define closesocket(s) close(s)