Lines Matching defs:tb
881 struct tcpcb tb, *tp;
903 tb.t_flags = tcp_do_rfc1323 ? (TF_REQ_SCALE|TF_REQ_TSTMP) : 0;
905 tb.t_flags |= (tp->t_flags & TF_SIGNATURE);
907 tb.t_state = TCPS_LISTEN;
908 if (tcp_dooptions(&tb, optp, optlen, th, m, toff, oi) < 0)
911 tb.t_flags = 0;
938 sc->sc_timestamp = tb.ts_recent;
998 sc->sc_timestamp = tb.ts_recent;
999 if ((tb.t_flags & (TF_REQ_TSTMP|TF_RCVD_TSTMP)) ==
1002 if ((tb.t_flags & (TF_RCVD_SCALE|TF_REQ_SCALE)) ==
1004 sc->sc_requested_s_scale = tb.requested_s_scale;
1033 if ((tb.t_flags & TF_SACK_PERMIT) && tcp_do_sack)
1043 if (tb.t_flags & TF_SIGNATURE)