TCPS_LISTEN
#define TCP6S_LISTEN TCPS_LISTEN
KASSERT(tp->t_state != TCPS_LISTEN, ("tcp_input: TCPS_LISTEN state"));
KASSERT((tp->t_flags & TF_LISTEN) && tp->t_state == TCPS_LISTEN,
if (tp->t_state != TCPS_LISTEN) {
case TCPS_LISTEN:
TCP_STATE_CHANGE(tp, TCPS_LISTEN);
TCP_STATE_CHANGE(tp, TCPS_LISTEN);
(proto == IPPROTO_TCP && tp->t_state == TCPS_LISTEN) ||
if (tp->t_state == TCPS_LISTEN)