sys/netinet/tcp_output.c

226 	if (tp->t_flags & TF_TOE)
235 	if (IS_FASTOPEN(tp->t_flags) &&
248 	idle = (tp->t_flags & TF_LASTIDLE) || (tp->snd_max == tp->snd_una);
252 	tp->t_flags &= ~TF_LASTIDLE;
254 		if (tp->t_flags & TF_MORETOCOME) {
255 			tp->t_flags |= TF_LASTIDLE;
265 	if ((tp->t_flags & TF_SACK_PERMIT) &&
289 	if ((tp->t_flags & TF_SACK_PERMIT) && IN_FASTRECOVERY(tp->t_flags) &&
333 	if (tp->t_flags & TF_NEEDFIN)
335 	if (tp->t_flags & TF_NEEDSYN)
345 	if (tp->t_flags & TF_FORCEDATA) {
432 		if (IS_FASTOPEN(tp->t_flags) &&
443 	if ((flags & TH_SYN) && (tp->t_flags & TF_NOOPT)) {
460 	if (IS_FASTOPEN(tp->t_flags) &&
546 	if ((tp->t_flags & TF_TSO) && V_tcp_do_tso && len > tp->t_maxseg &&
547 	    ((tp->t_flags & TF_SIGNATURE) == 0) &&
587 		if ((((tp->t_flags & TF_SIGNATURE) ?
589 		    ((tp->t_flags & TF_RCVD_TSTMP) ?
600 		if (!(tp->t_flags & TF_MORETOCOME) &&	/* normal case */
601 		    (idle || (tp->t_flags & TF_NODELAY)) &&
603 		    (tp->t_flags & TF_NOPUSH) == 0) {
606 		if (tp->t_flags & TF_FORCEDATA)		/* typ. timeout case */
645 	if (recwin > 0 && !(tp->t_flags & TF_NEEDSYN) &&
646 	    !(tp->t_flags & TF_DELACK) &&
686 	if (tp->t_flags & TF_ACKNOW)
689 	    ((flags & TH_SYN) && (tp->t_flags & TF_NEEDSYN) == 0))
698 	    ((tp->t_flags & TF_SENTFIN) == 0 || tp->snd_nxt == tp->snd_una))
705 	if ((tp->t_flags & TF_SACK_PERMIT) &&
722 	 * (tp->t_flags & TF_FORCEDATA)
778 	if ((tp->t_flags & TF_NOOPT) == 0) {
792 			if (IS_FASTOPEN(tp->t_flags) &&
819 		if ((flags & TH_SYN) && (tp->t_flags & TF_REQ_SCALE)) {
824 		if ((tp->t_flags & TF_RCVD_TSTMP) ||
825 		    ((flags & TH_SYN) && (tp->t_flags & TF_REQ_TSTMP))) {
840 		if (tp->t_flags & TF_SACK_PERMIT) {
856 		if (tp->t_flags & TF_SIGNATURE)
866 		if (IS_FASTOPEN(tp->t_flags) && wanted_cookie &&
945 			if (tp->t_flags & TF_NEEDFIN)
998 		if ((tp->t_flags & TF_FORCEDATA) && len == 1)
1074 		if (tp->t_flags & TF_ACKNOW)
1124 	if (flags & TH_FIN && tp->t_flags & TF_SENTFIN &&
1142 	    (tp->t_flags & TF_ECN_PERMIT)) {
1150 		    !((tp->t_flags & TF_FORCEDATA) && len == 1 &&
1163 			if (tp->t_flags & TF_ECN_SND_CWR) {
1165 				tp->t_flags &= ~TF_ECN_SND_CWR;
1168 		if (tp->t_flags & TF_ECN_SND_ECE)
1241 		tp->t_flags |= TF_RXWIN0SENT;
1243 		tp->t_flags &= ~TF_RXWIN0SENT;
1455 	if ((tp->t_flags & TF_FORCEDATA) == 0 ||
1467 				tp->t_flags |= TF_SENTFIN;
1539 			tp->t_flags |= TF_SENTFIN;
1546 	     (tp->t_flags & TF_SACK_PERMIT) &&
1569 		if (((tp->t_flags & TF_FORCEDATA) == 0 ||
1602 				tp->t_flags &= ~TF_TSO;
1632 	tp->t_flags &= ~(TF_ACKNOW | TF_DELACK);
1656 	tp->t_flags &= ~TF_PREVVALID;