4538 	struct tcp_sendfile_track *fil;  in tcp_req_alloc_req_full()  local
4550 			fil = &tp->t_tcpreq_info[i];  in tcp_req_alloc_req_full()
4551 			if ((fil->flags & TCP_TRK_TRACK_FLG_USED) == 0)  in tcp_req_alloc_req_full()
4553 			if ((fil->timestamp == req->timestamp) &&  in tcp_req_alloc_req_full()
4554 			    (fil->start == req->start) &&  in tcp_req_alloc_req_full()
4555 			    ((fil->flags & TCP_TRK_TRACK_FLG_OPEN) ||  in tcp_req_alloc_req_full()
4556 			     (fil->end == req->end))) {  in tcp_req_alloc_req_full()
4564 				return(fil);  in tcp_req_alloc_req_full()
4578 		fil = &tp->t_tcpreq_info[i];  in tcp_req_alloc_req_full()
4579 		if (fil->flags == TCP_TRK_TRACK_FLG_EMPTY) {  in tcp_req_alloc_req_full()
4581 			fil->flags = TCP_TRK_TRACK_FLG_USED;  in tcp_req_alloc_req_full()
4582 			fil->timestamp = req->timestamp;  in tcp_req_alloc_req_full()
4583 			fil->playout_ms = req->playout_ms;  in tcp_req_alloc_req_full()
4584 			fil->localtime = ts;  in tcp_req_alloc_req_full()
4585 			fil->start = req->start;  in tcp_req_alloc_req_full()
4587 				fil->end = req->end;  in tcp_req_alloc_req_full()
4589 				fil->end = 0;  in tcp_req_alloc_req_full()
4590 				fil->flags |= TCP_TRK_TRACK_FLG_OPEN;  in tcp_req_alloc_req_full()
4597 			fil->sbcc_at_s = tptosocket(tp)->so_snd.sb_ccc;  in tcp_req_alloc_req_full()
4598 			fil->start_seq = tp->snd_una +  in tcp_req_alloc_req_full()
4601 				fil->end_seq = (fil->start_seq + ((uint32_t)(fil->end - fil->start)));  in tcp_req_alloc_req_full()
4603 				fil->end_seq = 0;  in tcp_req_alloc_req_full()
4609 				fil->end_seq += tcp_estimate_tls_overhead(  in tcp_req_alloc_req_full()
4610 				    tptosocket(tp), (fil->end - fil->start));  in tcp_req_alloc_req_full()
4613 			if (fil->flags & TCP_TRK_TRACK_FLG_OPEN)  in tcp_req_alloc_req_full()
4617 			tcp_req_log_req_info(tp, fil, i,  in tcp_req_alloc_req_full()
4621 			fil = NULL;  in tcp_req_alloc_req_full()
4623 	return (fil);  in tcp_req_alloc_req_full()