extern int main_loop(void);
extern void terminate_connection(struct connection_t *, bool);
extern void flush_queue(struct node_t *);
+extern bool read_ecdsa_public_key(struct connection_t *);
extern bool read_rsa_public_key(struct connection_t *);
extern void send_mtu_probe(struct node_t *);
extern void handle_device_data(int, short, void *);