inet/tcp/tcp_input.c

313 				    tcp->tcp_suna, tcp->tcp_snxt,
341 				 * info is within tcp_suna and tcp_snxt.
348 				    SEQ_GT(sack_end, tcp->tcp_snxt)) {
1006 		    eager, eager->tcp_snxt, 0, TH_RST);
2102 		seq_no = tcp->tcp_snxt;
2104 		seq_no = SEQ_GT(tcp->tcp_snxt,
2106 		    (tcp->tcp_suna + tcp->tcp_swnd) : tcp->tcp_snxt;
2425 			    SEQ_GT(seg_ack, tcp->tcp_snxt)) {
2528 				tcp->tcp_rexmit_nxt = tcp->tcp_snxt;
2529 				tcp->tcp_rexmit_max = tcp->tcp_snxt;
2696 			 * tcp->tcp_suna <= seg_ack <= tcp->tcp_snxt
2701 			    SEQ_GT(seg_ack, tcp->tcp_snxt)) {
2790 		    tcp->tcp_snxt, 0, TH_RST);
2884 				    seg_len, tcp->tcp_rnxt, tcp->tcp_snxt,
3259 			seg_ack = tcp->tcp_snxt;
3719 			tcp->tcp_rexmit_nxt = tcp->tcp_snxt;
3720 			tcp->tcp_rexmit_max = tcp->tcp_snxt;
3769 			npkt = ((tcp->tcp_snxt - tcp->tcp_suna) >> 1) / mss;
3791 			tcp->tcp_cwr_snd_max = tcp->tcp_snxt;
3810 			if (mp1 && tcp->tcp_suna != tcp->tcp_snxt &&
3861 					npkt = ((tcp->tcp_snxt -
3870 					tcp->tcp_cwr_snd_max = tcp->tcp_snxt;
3887 					tcp->tcp_rexmit_max = tcp->tcp_snxt;
3916 						tcp->tcp_pipe = tcp->tcp_snxt -
3970 				/* tcp_suna != tcp_snxt */
4011 	 * tcp_snxt is then updated.
4014 	 * sent, according to tcp_snxt is recieved, it may still be valid. If
4016 	 * shrunk, then the ACK is acceptable. In this case tcp_snxt is set to
4025 	if (SEQ_GT(seg_ack, tcp->tcp_snxt)) {
4030 			data_acked_ahead_snxt = seg_ack - tcp->tcp_snxt;
4160 				tcp->tcp_rexmit_nxt = tcp->tcp_snxt;
4239 		tcp->tcp_csuna = tcp->tcp_snxt;
4308 				    tcp->tcp_snxt == tcp->tcp_suna) {
4361 				tcp_xmit_ctl(NULL, tcp, tcp->tcp_snxt,
4745 			uint32_t snd_size = tcp->tcp_snxt - tcp->tcp_suna;
4759 				tcp->tcp_csuna = tcp->tcp_snxt;
5364 			    tcp->tcp_snxt, tcp->tcp_rnxt, TH_ACK);
5530 			npkt = ((tcp->tcp_snxt - tcp->tcp_suna) >> 1) /
5653  * change. But it can refer to fields like tcp_suna and tcp_snxt.
5674 	if (SEQ_LT(seq, tcp->tcp_suna) || SEQ_GEQ(seq, tcp->tcp_snxt))