bsd/netinet/tcp_input.c

537 	if ((tp->t_flags & TF_STRETCHACK) != 0)
885 	if ((tp->t_flags & (TF_REQ_TSTMP | TF_RCVD_TSTMP)) !=
1029 	if ((tp->t_flags & (TF_REQ_TSTMP | TF_RCVD_TSTMP)) !=
1075 	tp->t_flags &= ~(TF_STRETCHACK);
1958 			tp->t_flags |= tp0->t_flags & (TF_NOPUSH|TF_NOOPT|TF_NODELAY);
2047 			tp->t_flags |= TF_STRETCHACK;
2051 			tp->t_flags &= ~(TF_STRETCHACK);
2096 	if (tp->t_state == TCPS_ESTABLISHED && (tp->t_flags & TF_STRETCHACK) != 0 &&
2129 			tp->t_flags |= TF_RCVD_SCALE;
2135 			tp->t_flags |= TF_RCVD_TSTMP;
2145 				tp->t_flags |= TF_SACK_PERMIT;
2161 	    ((tp->t_flags & (TF_NEEDSYN|TF_NEEDFIN)) == 0) &&
2230 	    ((tp->t_flags & (TF_NEEDSYN|TF_NEEDFIN)) == 0) &&
2252 			tp->t_flags |= TF_ACKNOW;
2276 					if (tp->t_flags & TF_WASFRECOVERY)
2353 				if ((so->so_snd.sb_cc) || (tp->t_flags & TF_ACKNOW)) {
2447 				if ((tp->t_flags & TF_DELACK) == 0) {
2448 			    		tp->t_flags |= TF_DELACK;
2452 				tp->t_flags |= TF_ACKNOW;
2477 		if (tp->t_flags & TF_SLOWLINK && slowlink_wsize > 0)
2552 				tp->t_flags |= TF_SACK_PERMIT;
2570 		tp->t_flags |= TF_ACKNOW;
2594 			tp->t_flags &= ~TF_REQ_SCALE;
2674 			if ((tp->t_flags & (TF_RCVD_SCALE|TF_REQ_SCALE)) ==
2687 				if ((tp->t_flags & TF_DELACK) == 0) {
2688 					tp->t_flags |= TF_DELACK;
2693 				tp->t_flags |= TF_ACKNOW;
2703 			if (tp->t_flags & TF_NEEDFIN) {
2707 				tp->t_flags &= ~TF_NEEDFIN;
2727 			tp->t_flags |= TF_ACKNOW;
2983 			tp->t_flags |= TF_ACKNOW;
3060 				tp->t_flags |= TF_ACKNOW;
3119 		    (tp->t_flags & TF_NEEDSYN))
3121 		else if (tp->t_flags & TF_ACKNOW)
3142 		if ((tp->t_flags & (TF_RCVD_SCALE|TF_REQ_SCALE)) ==
3156 		if (tp->t_flags & TF_NEEDFIN) {
3160 			tp->t_flags &= ~TF_NEEDFIN;
3363 		if (tp->t_flags & TF_NEEDSYN) {
3371 			tp->t_flags &= ~TF_NEEDSYN;
3374 			if ((tp->t_flags & (TF_RCVD_SCALE|TF_REQ_SCALE)) ==
3399 			if (tp->t_flags & TF_WASFRECOVERY)
3546 			tp->t_flags |= TF_ACKNOW;
3570 			tp->t_flags |= TF_ACKNOW;
3731 				((tp->t_flags & TF_ACKNOW) == 0) ) {
3732 				if ((tp->t_flags & TF_DELACK) == 0) {
3733 					tp->t_flags |= TF_DELACK;
3738 				tp->t_flags |= TF_ACKNOW;
3760 			tp->t_flags |= TF_ACKNOW;
3766 		if (tp->t_flags & TF_DELACK)
3804 			if (DELAY_ACK(tp, th) && (tp->t_flags & TF_NEEDSYN)) {
3805 				if ((tp->t_flags & TF_DELACK) == 0) {
3806 					tp->t_flags |= TF_DELACK;
3811 				tp->t_flags |= TF_ACKNOW;
3854 				tp->t_flags |= TF_ACKNOW;
3879 	if (needoutput || (tp->t_flags & TF_ACKNOW)) {
3922 	tp->t_flags |= TF_ACKNOW;
4062 			tp->t_flags |= TF_RCVD_SCALE;
4089 				tp->t_flags |= TF_RCVD_TSTMP;
4378 			tp->t_flags |= TF_LOCAL;
4389 			tp->t_flags |= TF_LOCAL;
4392 	isnetlocal = (tp->t_flags & TF_LOCAL);
4411 		tp->t_flags |= TF_SLOWLINK;
4491 	if ((tp->t_flags & (TF_REQ_TSTMP|TF_NOOPT)) == TF_REQ_TSTMP &&
4493 	     (tp->t_flags & TF_RCVD_TSTMP) == TF_RCVD_TSTMP))
4610 		tp->t_flags |= TF_SLOWLINK;
4645 		tp->t_flags |= TF_ACKNOW;