2496 	uint32_t	seg_len;  in tcp_sack_rxmit()  local
2565 		seg_len = end - begin;  in tcp_sack_rxmit()
2566 		if (seg_len > mss)  in tcp_sack_rxmit()
2567 			seg_len = mss;  in tcp_sack_rxmit()
2575 		xmit_mp = tcp_xmit_mp(tcp, snxt_mp, seg_len, &off,  in tcp_sack_rxmit()
2576 		    &tmp_mp, begin, B_TRUE, &seg_len, B_TRUE);  in tcp_sack_rxmit()
2581 		usable_swnd -= seg_len;  in tcp_sack_rxmit()
2582 		tcp->tcp_pipe += seg_len;  in tcp_sack_rxmit()
2583 		tcp->tcp_sack_snxt = begin + seg_len;  in tcp_sack_rxmit()
2595 		UPDATE_MIB(tcp_mib.tcpRetransBytes, seg_len);  in tcp_sack_rxmit()
2619 	int		seg_len;  in tcp_rput_data()  local
2662 	seg_len = (int)(mp->b_wptr - rptr) -  in tcp_rput_data()
2743 		    seg_len, (tcph_t *)tcph, sock_id);  in tcp_rput_data()
2913 			if (seg_len == 0) {  in tcp_rput_data()
2971 	rgap = tcp->tcp_rwnd - (gap + seg_len);  in tcp_rput_data()
2980 		    (seg_len != 0)) {  in tcp_rput_data()
2988 		    (seg_len > -gap ? -gap : seg_len));  in tcp_rput_data()
2990 		seg_len += gap;  in tcp_rput_data()
2996 		if (seg_len < 0 || (seg_len == 0 && !(flags & TH_FIN))) {  in tcp_rput_data()
3013 			seg_len -= gap;  in tcp_rput_data()
3019 			    seg_len, tcp->tcp_rnxt, tcp->tcp_snxt,  in tcp_rput_data()
3053 			seg_len = 0;  in tcp_rput_data()
3098 		seg_len += rgap;  in tcp_rput_data()
3099 		if (seg_len <= 0) {  in tcp_rput_data()
3121 				seg_len = 0;  in tcp_rput_data()
3131 		rgap = seg_len;  in tcp_rput_data()
3190 			tcp->tcp_ofo_fin_seq = seg_seq + seg_len;  in tcp_rput_data()
3194 		if (seg_len > 0) {  in tcp_rput_data()
3199 				    seg_seq, seg_seq + seg_len,  in tcp_rput_data()
3213 				seg_len = mp->b_cont ? msgdsize(mp) :  in tcp_rput_data()
3222 				    seg_seq + seg_len == tcp->tcp_ofo_fin_seq) {  in tcp_rput_data()
3238 				seg_len = 0;  in tcp_rput_data()
3242 	} else if (seg_len > 0) {  in tcp_rput_data()
3244 		UPDATE_MIB(tcp_mib.tcpInDataInorderBytes, seg_len);  in tcp_rput_data()
3251 		    seg_seq + seg_len == tcp->tcp_ofo_fin_seq) {  in tcp_rput_data()
3467 		if (!ofo_seg && seg_len == 0 && new_swnd == tcp->tcp_swnd) {  in tcp_rput_data()
4061 				if (seg_len) {  in tcp_rput_data()
4075 	if (seg_len == 0) {  in tcp_rput_data()
4096 	tcp->tcp_rnxt += seg_len;  in tcp_rput_data()
4110 		tcp_rcv_enqueue(tcp, mp, seg_len);  in tcp_rput_data()
4113 		tcp_rcv_enqueue(tcp, mp, seg_len);  in tcp_rput_data()
5203     uint32_t seg_seq, uint32_t seg_ack, int seg_len, tcph_t *tcph,  in tcp_time_wait_processing()  argument
5233 	rgap = tcp->tcp_rwnd - (gap + seg_len);  in tcp_time_wait_processing()
5237 		    (seg_len > -gap ? -gap : seg_len));  in tcp_time_wait_processing()
5238 		seg_len += gap;  in tcp_time_wait_processing()
5239 		if (seg_len < 0 || (seg_len == 0 && !(flags & TH_FIN))) {  in tcp_time_wait_processing()
5244 			if ((flags & TH_FIN) && seg_len == -1) {  in tcp_time_wait_processing()
5261 			seg_len = 0;  in tcp_time_wait_processing()
5322 		seg_len += rgap;  in tcp_time_wait_processing()
5323 		if (seg_len <= 0) {  in tcp_time_wait_processing()
5329 			seg_len = 0;  in tcp_time_wait_processing()
5345 	if (seg_seq != tcp->tcp_rnxt && seg_len > 0) {  in tcp_time_wait_processing()
5348 		seg_len = 0;  in tcp_time_wait_processing()
5349 	} else if (seg_len > 0) {  in tcp_time_wait_processing()
5351 		UPDATE_MIB(tcp_mib.tcpInDataInorderBytes, seg_len);  in tcp_time_wait_processing()
5372 			if (bytes_acked == 0 && seg_len == 0 &&  in tcp_time_wait_processing()
5727     mblk_t **end_mp, uint32_t seq, boolean_t sendall, uint32_t *seg_len,  in tcp_xmit_mp()  argument
5804 	if (seg_len != NULL) {  in tcp_xmit_mp()
5805 		*seg_len = data_length;  in tcp_xmit_mp()
6075 	uint32_t	seg_len;  in tcp_xmit_listeners_reset()  local
6088 	seg_len = msgdsize(mp) - (TCP_HDR_LENGTH(tcph) + ip_hdr_len);  in tcp_xmit_listeners_reset()
6096 			seg_len++;  in tcp_xmit_listeners_reset()
6098 		    mp, 0, seg_seq + seg_len,  in tcp_xmit_listeners_reset()
6842 tcp_rcv_enqueue(tcp_t *tcp, mblk_t *mp, uint_t seg_len)  in tcp_rcv_enqueue()  argument
6844 	assert(seg_len == msgdsize(mp));  in tcp_rcv_enqueue()
6853 	tcp->tcp_rcv_cnt += seg_len;  in tcp_rcv_enqueue()
6854 	tcp->tcp_rwnd -= seg_len;  in tcp_rcv_enqueue()