bsd/netinet/tcp_output.c

329 	idle = (tp->t_flags & TF_LASTIDLE) || (tp->snd_max == tp->snd_una);
340 	tp->t_flags &= ~TF_LASTIDLE;
342 		if (tp->t_flags & TF_MORETOCOME) {
343 			tp->t_flags |= TF_LASTIDLE;
396 		tp->t_flags &= ~TF_TSO;
479 			tp->t_flags &= ~TF_PMTUD;
481 			tp->t_flags |= TF_PMTUD;
503 	if (tp->t_flags & TF_SLOWLINK && slowlink_wsize > 0)
578 	if (tp->t_flags & TF_NEEDFIN)
580 	if (tp->t_flags & TF_NEEDSYN)
670 	    (!(tp->t_flags & TF_CLOSING)) &&
718 				(tp->t_flags & TF_CLOSING)) {
719 				tp->t_flags &= ~TF_CLOSING;
735 	if ((flags & TH_SYN) && (tp->t_flags & TF_NOOPT)) {
837 		if ((tp->t_flags & TF_TSO) && tcp_do_tso && hwcksum_tx &&
962 			if (!(tp->t_flags & TF_MORETOCOME) &&
963 			    (idle || tp->t_flags & TF_NODELAY ||
964 			    tp->t_flags & TF_MAXSEGSNT ||
966 			    (tp->t_flags & TF_NOPUSH) == 0 &&
984 	if (recwin > 0 && !(tp->t_flags & TF_NEEDSYN)) {
1008 			if (!(tp->t_flags & TF_STRETCHACK) &&
1020 			if ((tp->t_flags & TF_STRETCHACK) &&
1021 				!(tp->t_flags & TF_DELACK)) {
1022 				tp->t_flags |= TF_DELACK;
1035 	if (tp->t_flags & TF_ACKNOW)
1038 	    ((flags & TH_SYN) && (tp->t_flags & TF_NEEDSYN) == 0))
1051 	    (!(tp->t_flags & TF_SENTFIN) || tp->snd_nxt == tp->snd_una))
1118 		(tp->t_flags & TF_CLOSING)) {
1119 		tp->t_flags &= ~TF_CLOSING;
1134 			tp->t_flags |= TF_MAXSEGSNT;
1136 			tp->t_flags &= ~TF_MAXSEGSNT;
1155 		if ((tp->t_flags & TF_NOOPT) == 0) {
1164 			if ((tp->t_flags & TF_REQ_SCALE) &&
1166 			    (tp->t_flags & TF_RCVD_SCALE))) {
1199 	if ((tcp_ecn_inbound || (tp->t_flags & TF_ENABLE_ECN))
1232 	} else if ((tcp_ecn_outbound || (tp->t_flags & TF_ENABLE_ECN))
1280  	if ((tp->t_flags & (TF_REQ_TSTMP|TF_NOOPT)) == TF_REQ_TSTMP &&
1283 	     (tp->t_flags & TF_RCVD_TSTMP))) {
1297 	if (SACK_ENABLED(tp) && ((tp->t_flags & TF_NOOPT) == 0)) {
1313 		    (!(flags & TH_ACK) || (tp->t_flags & TF_SACK_PERMIT))) {
1342 	if (SACK_ENABLED(tp) && ((tp->t_flags & TF_NOOPT) == 0)) {
1357 		    (tp->t_flags & TF_SACK_PERMIT) && tp->rcv_numsacks > 0 &&
1450 			} else if (tp->t_flags & TF_NEEDFIN) {
1643 		if (tp->t_flags & TF_ACKNOW)
1713 	if (flags & TH_FIN && (tp->t_flags & TF_SENTFIN) &&
1760 	if (tp->t_flags & TF_SLOWLINK && slowlink_wsize > 0) {
1794 		tp->t_flags |= TF_RXWIN0SENT;
1796 		tp->t_flags &= ~TF_RXWIN0SENT;
1869 				!(tp->t_flags & TF_SENTFIN)) {
1871 				tp->t_flags |= TF_SENTFIN;
1965 			!(tp->t_flags & TF_SENTFIN)) {
1967 			tp->t_flags |= TF_SENTFIN;
2032 		if (path_mtu_discovery && (tp->t_flags & TF_PMTUD))
2142 	    (tp->t_flags & (TH_PUSH | TF_ACKNOW)) ||
2178 			(tp->t_flags & TF_CLOSING)) {
2179 			tp->t_flags &= ~TF_CLOSING;
2255 				tp->t_flags &= ~TF_TSO;
2377 	tp->t_flags &= ~(TF_ACKNOW | TF_DELACK);
2474 	    !(tp->t_flags & TF_CLOSING) &&
2575 	int ack_size = (tp->t_flags & TF_STRETCHACK) ?
2577 	int segs_acked = (tp->t_flags & TF_STRETCHACK) ? maxseg_unacked : 2;