void link_established(int)
void auth_peer_success(int, u16_t, char *, int)
void link_terminated(int)
void np_finished(int, u16_t)
void auth_peer_fail(int, u16_t)
void auth_withpeer_fail(int, u16_t)
int get_secret(int, char *, char *, char *, int *, int)
u_char check_passwd(int, char *, int, char *, int, char **, int *)
void auth_withpeer_success(int, u16_t)
void auth_check_options(void)
int auth_ip_addr(int, u32_t)