+extern bool send_id(struct meshlink_handle *mesh, struct connection_t *);
+extern bool send_ack(struct meshlink_handle *mesh, struct connection_t *);
+extern bool send_status(struct meshlink_handle *mesh, struct connection_t *, int, const char *);
+extern bool send_error(struct meshlink_handle *mesh, struct connection_t *, int, const char *);
+extern bool send_termreq(struct meshlink_handle *mesh, struct connection_t *);
+extern bool send_ping(struct meshlink_handle *mesh, struct connection_t *);
+extern bool send_pong(struct meshlink_handle *mesh, struct connection_t *);
+extern bool send_add_edge(struct meshlink_handle *mesh, struct connection_t *, const struct edge_t *);
+extern bool send_del_edge(struct meshlink_handle *mesh, struct connection_t *, const struct edge_t *);
+extern void send_key_changed(struct meshlink_handle *mesh);
+extern bool send_req_key(struct meshlink_handle *mesh, struct node_t *);
+extern bool send_ans_key(struct meshlink_handle *mesh, struct node_t *);
+extern bool send_tcppacket(struct meshlink_handle *mesh, struct connection_t *, const struct vpn_packet_t *);
+
+/* Request handlers */
+
+extern bool id_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+extern bool ack_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+extern bool status_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+extern bool error_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+extern bool termreq_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+extern bool ping_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+extern bool pong_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+extern bool add_edge_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+extern bool del_edge_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+extern bool key_changed_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+extern bool req_key_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+extern bool ans_key_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+extern bool tcppacket_h(struct meshlink_handle *mesh, struct connection_t *, const char *);
+
+#endif /* __TINC_PROTOCOL_H__ */