contrib/traceroute/traceroute.c

297 	u_char seq;		/* sequence number of this packet */
443 		"spt dpt seq     ack     xxflwin sum urp",
504 	register int seq = 0;
1000 			outdata.seq = ++seq;
1009 			send_probe(seq, ttl);
1018 				i = packet_ok(packet, cc, from, seq);
1216 send_probe(int seq, int ttl)
1221 	outip->ip_id = htons(ident + seq);
1320     register int seq)
1355 	    && (*proto->check)((u_char *)icp, (u_char)seq))
1367 		    && (*proto->check)(inner, (u_char)seq))
1392 	icmpheader->icmp_seq = htons(outdata->seq);
1400 icmp_check(const u_char *data, int seq)
1405 	    && icmpheader->icmp_seq == htons(seq));
1413 	outudp->uh_sport = htons(ident + (fixedPort ? outdata->seq : 0));
1414 	outudp->uh_dport = htons(port + (fixedPort ? 0 : outdata->seq));
1426 udp_check(const u_char *data, int seq)
1430 	return (ntohs(udp->uh_sport) == ident + (fixedPort ? seq : 0) &&
1431 	    ntohs(udp->uh_dport) == port + (fixedPort ? 0 : seq));
1439 	outudp->uh_sport = htons(ident + (fixedPort ? outdata->seq : 0));
1440 	outudp->uh_dport = htons(port + (fixedPort ? 0 : outdata->seq));
1452 udplite_check(const u_char *data, int seq)
1456 	return (ntohs(udp->uh_sport) == ident + (fixedPort ? seq : 0) &&
1457 	    ntohs(udp->uh_dport) == port + (fixedPort ? 0 : seq));
1466 	tcp->th_dport = htons(port + (fixedPort ? 0 : outdata->seq));
1478 tcp_check(const u_char *data, int seq)
1483 	    && ntohs(tcp->th_dport) == port + (fixedPort ? 0 : seq)
1494 	sctp->dest_port = htons(port + (fixedPort ? 0 : outdata->seq));
1518 sctp_check(const u_char *data, int seq)
1523 	    && ntohs(sctp->dest_port) == port + (fixedPort ? 0 : seq)
1536 	gre->callId = htons(ident + outdata->seq);
1540 gre_check(const u_char *data, int seq)
1545 	    && ntohs(gre->callId) == ident + seq);
1554 	ptr[1] = htons(port + outdata->seq);
1558 gen_check(const u_char *data, int seq)
1563 	    && ntohs(ptr[1]) == port + seq);