sys/netinet/tcp_syncache.c

596 	if (SEQ_GEQ(th->th_seq, sc->sc_irs) &&
597 	    SEQ_LEQ(th->th_seq, sc->sc_irs + sc->sc_wnd)) {
608 			    s, __func__, th->th_seq, sc->sc_irs, sc->sc_wnd);
851 	tp->irs = sc->sc_irs;
854 	tp->snd_wl1 = sc->sc_irs;
857 	tp->rcv_up = sc->sc_irs + 1;
1029 	if (SEQ_LEQ(th->th_seq, sc->sc_irs) ||
1030 	    SEQ_GT(th->th_seq, sc->sc_irs + sc->sc_wnd)) {
1033 			    "rejected\n", s, __func__, th->th_seq, sc->sc_irs);
1379 	sc->sc_irs = th->th_seq;
1600 	th->th_ack = htonl(sc->sc_irs + 1);
1905 	hash = syncookie_mac(&sc->sc_inc, sc->sc_irs, cookie.cookie, secbits,
1967 	sc->sc_irs = seq;