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_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);