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Merge pull request #310 from ffatghub/master
[tcpdump] / print-udp.c
1 /*
2 * Copyright (c) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that: (1) source code distributions
7 * retain the above copyright notice and this paragraph in its entirety, (2)
8 * distributions including binary code include the above copyright notice and
9 * this paragraph in its entirety in the documentation or other materials
10 * provided with the distribution, and (3) all advertising materials mentioning
11 * features or use of this software display the following acknowledgement:
12 * ``This product includes software developed by the University of California,
13 * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
14 * the University nor the names of its contributors may be used to endorse
15 * or promote products derived from this software without specific prior
16 * written permission.
17 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
20 */
21
22 #ifndef lint
23 static const char rcsid[] _U_ =
24 "@(#) $Header: /tcpdump/master/tcpdump/print-udp.c,v 1.142 2007-08-08 17:20:58 hannes Exp $ (LBL)";
25 #endif
26
27 #ifdef HAVE_CONFIG_H
28 #include "config.h"
29 #endif
30
31 #include <tcpdump-stdinc.h>
32
33 #ifdef SEGSIZE
34 #undef SEGSIZE
35 #endif
36
37 #include <stdio.h>
38 #include <string.h>
39
40 #include "interface.h"
41 #include "addrtoname.h"
42 #include "extract.h"
43 #include "appletalk.h"
44
45 #include "udp.h"
46
47 #include "ip.h"
48 #ifdef INET6
49 #include "ip6.h"
50 #endif
51 #include "ipproto.h"
52 #include "rpc_auth.h"
53 #include "rpc_msg.h"
54
55 #include "nameser.h"
56 #include "nfs.h"
57 #include "bootp.h"
58
59 struct rtcphdr {
60 u_int16_t rh_flags; /* T:2 P:1 CNT:5 PT:8 */
61 u_int16_t rh_len; /* length of message (in words) */
62 u_int32_t rh_ssrc; /* synchronization src id */
63 };
64
65 typedef struct {
66 u_int32_t upper; /* more significant 32 bits */
67 u_int32_t lower; /* less significant 32 bits */
68 } ntp64;
69
70 /*
71 * Sender report.
72 */
73 struct rtcp_sr {
74 ntp64 sr_ntp; /* 64-bit ntp timestamp */
75 u_int32_t sr_ts; /* reference media timestamp */
76 u_int32_t sr_np; /* no. packets sent */
77 u_int32_t sr_nb; /* no. bytes sent */
78 };
79
80 /*
81 * Receiver report.
82 * Time stamps are middle 32-bits of ntp timestamp.
83 */
84 struct rtcp_rr {
85 u_int32_t rr_srcid; /* sender being reported */
86 u_int32_t rr_nl; /* no. packets lost */
87 u_int32_t rr_ls; /* extended last seq number received */
88 u_int32_t rr_dv; /* jitter (delay variance) */
89 u_int32_t rr_lsr; /* orig. ts from last rr from this src */
90 u_int32_t rr_dlsr; /* time from recpt of last rr to xmit time */
91 };
92
93 /*XXX*/
94 #define RTCP_PT_SR 200
95 #define RTCP_PT_RR 201
96 #define RTCP_PT_SDES 202
97 #define RTCP_SDES_CNAME 1
98 #define RTCP_SDES_NAME 2
99 #define RTCP_SDES_EMAIL 3
100 #define RTCP_SDES_PHONE 4
101 #define RTCP_SDES_LOC 5
102 #define RTCP_SDES_TOOL 6
103 #define RTCP_SDES_NOTE 7
104 #define RTCP_SDES_PRIV 8
105 #define RTCP_PT_BYE 203
106 #define RTCP_PT_APP 204
107
108 static void
109 vat_print(const void *hdr, register const struct udphdr *up)
110 {
111 /* vat/vt audio */
112 u_int ts = *(u_int16_t *)hdr;
113 if ((ts & 0xf060) != 0) {
114 /* probably vt */
115 (void)printf("udp/vt %u %d / %d",
116 (u_int32_t)(EXTRACT_16BITS(&up->uh_ulen) - sizeof(*up)),
117 ts & 0x3ff, ts >> 10);
118 } else {
119 /* probably vat */
120 u_int32_t i0 = EXTRACT_32BITS(&((u_int *)hdr)[0]);
121 u_int32_t i1 = EXTRACT_32BITS(&((u_int *)hdr)[1]);
122 printf("udp/vat %u c%d %u%s",
123 (u_int32_t)(EXTRACT_16BITS(&up->uh_ulen) - sizeof(*up) - 8),
124 i0 & 0xffff,
125 i1, i0 & 0x800000? "*" : "");
126 /* audio format */
127 if (i0 & 0x1f0000)
128 printf(" f%d", (i0 >> 16) & 0x1f);
129 if (i0 & 0x3f000000)
130 printf(" s%d", (i0 >> 24) & 0x3f);
131 }
132 }
133
134 static void
135 rtp_print(const void *hdr, u_int len, register const struct udphdr *up)
136 {
137 /* rtp v1 or v2 */
138 u_int *ip = (u_int *)hdr;
139 u_int hasopt, hasext, contype, hasmarker;
140 u_int32_t i0 = EXTRACT_32BITS(&((u_int *)hdr)[0]);
141 u_int32_t i1 = EXTRACT_32BITS(&((u_int *)hdr)[1]);
142 u_int dlen = EXTRACT_16BITS(&up->uh_ulen) - sizeof(*up) - 8;
143 const char * ptype;
144
145 ip += 2;
146 len >>= 2;
147 len -= 2;
148 hasopt = 0;
149 hasext = 0;
150 if ((i0 >> 30) == 1) {
151 /* rtp v1 */
152 hasopt = i0 & 0x800000;
153 contype = (i0 >> 16) & 0x3f;
154 hasmarker = i0 & 0x400000;
155 ptype = "rtpv1";
156 } else {
157 /* rtp v2 */
158 hasext = i0 & 0x10000000;
159 contype = (i0 >> 16) & 0x7f;
160 hasmarker = i0 & 0x800000;
161 dlen -= 4;
162 ptype = "rtp";
163 ip += 1;
164 len -= 1;
165 }
166 printf("udp/%s %d c%d %s%s %d %u",
167 ptype,
168 dlen,
169 contype,
170 (hasopt || hasext)? "+" : "",
171 hasmarker? "*" : "",
172 i0 & 0xffff,
173 i1);
174 if (vflag) {
175 printf(" %u", EXTRACT_32BITS(&((u_int *)hdr)[2]));
176 if (hasopt) {
177 u_int i2, optlen;
178 do {
179 i2 = ip[0];
180 optlen = (i2 >> 16) & 0xff;
181 if (optlen == 0 || optlen > len) {
182 printf(" !opt");
183 return;
184 }
185 ip += optlen;
186 len -= optlen;
187 } while ((int)i2 >= 0);
188 }
189 if (hasext) {
190 u_int i2, extlen;
191 i2 = ip[0];
192 extlen = (i2 & 0xffff) + 1;
193 if (extlen > len) {
194 printf(" !ext");
195 return;
196 }
197 ip += extlen;
198 }
199 if (contype == 0x1f) /*XXX H.261 */
200 printf(" 0x%04x", ip[0] >> 16);
201 }
202 }
203
204 static const u_char *
205 rtcp_print(const u_char *hdr, const u_char *ep)
206 {
207 /* rtp v2 control (rtcp) */
208 struct rtcp_rr *rr = 0;
209 struct rtcp_sr *sr;
210 struct rtcphdr *rh = (struct rtcphdr *)hdr;
211 u_int len;
212 u_int16_t flags;
213 int cnt;
214 double ts, dts;
215 if ((u_char *)(rh + 1) > ep) {
216 printf(" [|rtcp]");
217 return (ep);
218 }
219 len = (EXTRACT_16BITS(&rh->rh_len) + 1) * 4;
220 flags = EXTRACT_16BITS(&rh->rh_flags);
221 cnt = (flags >> 8) & 0x1f;
222 switch (flags & 0xff) {
223 case RTCP_PT_SR:
224 sr = (struct rtcp_sr *)(rh + 1);
225 printf(" sr");
226 if (len != cnt * sizeof(*rr) + sizeof(*sr) + sizeof(*rh))
227 printf(" [%d]", len);
228 if (vflag)
229 printf(" %u", EXTRACT_32BITS(&rh->rh_ssrc));
230 if ((u_char *)(sr + 1) > ep) {
231 printf(" [|rtcp]");
232 return (ep);
233 }
234 ts = (double)(EXTRACT_32BITS(&sr->sr_ntp.upper)) +
235 ((double)(EXTRACT_32BITS(&sr->sr_ntp.lower)) /
236 4294967296.0);
237 printf(" @%.2f %u %up %ub", ts, EXTRACT_32BITS(&sr->sr_ts),
238 EXTRACT_32BITS(&sr->sr_np), EXTRACT_32BITS(&sr->sr_nb));
239 rr = (struct rtcp_rr *)(sr + 1);
240 break;
241 case RTCP_PT_RR:
242 printf(" rr");
243 if (len != cnt * sizeof(*rr) + sizeof(*rh))
244 printf(" [%d]", len);
245 rr = (struct rtcp_rr *)(rh + 1);
246 if (vflag)
247 printf(" %u", EXTRACT_32BITS(&rh->rh_ssrc));
248 break;
249 case RTCP_PT_SDES:
250 printf(" sdes %d", len);
251 if (vflag)
252 printf(" %u", EXTRACT_32BITS(&rh->rh_ssrc));
253 cnt = 0;
254 break;
255 case RTCP_PT_BYE:
256 printf(" bye %d", len);
257 if (vflag)
258 printf(" %u", EXTRACT_32BITS(&rh->rh_ssrc));
259 cnt = 0;
260 break;
261 default:
262 printf(" type-0x%x %d", flags & 0xff, len);
263 cnt = 0;
264 break;
265 }
266 if (cnt > 1)
267 printf(" c%d", cnt);
268 while (--cnt >= 0) {
269 if ((u_char *)(rr + 1) > ep) {
270 printf(" [|rtcp]");
271 return (ep);
272 }
273 if (vflag)
274 printf(" %u", EXTRACT_32BITS(&rr->rr_srcid));
275 ts = (double)(EXTRACT_32BITS(&rr->rr_lsr)) / 65536.;
276 dts = (double)(EXTRACT_32BITS(&rr->rr_dlsr)) / 65536.;
277 printf(" %ul %us %uj @%.2f+%.2f",
278 EXTRACT_32BITS(&rr->rr_nl) & 0x00ffffff,
279 EXTRACT_32BITS(&rr->rr_ls),
280 EXTRACT_32BITS(&rr->rr_dv), ts, dts);
281 }
282 return (hdr + len);
283 }
284
285 static int udp_cksum(register const struct ip *ip,
286 register const struct udphdr *up,
287 register u_int len)
288 {
289 return (nextproto4_cksum(ip, (const u_int8_t *)(void *)up, len,
290 IPPROTO_UDP));
291 }
292
293 #ifdef INET6
294 static int udp6_cksum(const struct ip6_hdr *ip6, const struct udphdr *up,
295 u_int len)
296 {
297 return (nextproto6_cksum(ip6, (const u_int8_t *)(void *)up, len,
298 IPPROTO_UDP));
299 }
300 #endif
301
302 static void
303 udpipaddr_print(const struct ip *ip, int sport, int dport)
304 {
305 #ifdef INET6
306 const struct ip6_hdr *ip6;
307
308 if (IP_V(ip) == 6)
309 ip6 = (const struct ip6_hdr *)ip;
310 else
311 ip6 = NULL;
312
313 if (ip6) {
314 if (ip6->ip6_nxt == IPPROTO_UDP) {
315 if (sport == -1) {
316 (void)printf("%s > %s: ",
317 ip6addr_string(&ip6->ip6_src),
318 ip6addr_string(&ip6->ip6_dst));
319 } else {
320 (void)printf("%s.%s > %s.%s: ",
321 ip6addr_string(&ip6->ip6_src),
322 udpport_string(sport),
323 ip6addr_string(&ip6->ip6_dst),
324 udpport_string(dport));
325 }
326 } else {
327 if (sport != -1) {
328 (void)printf("%s > %s: ",
329 udpport_string(sport),
330 udpport_string(dport));
331 }
332 }
333 } else
334 #endif /*INET6*/
335 {
336 if (ip->ip_p == IPPROTO_UDP) {
337 if (sport == -1) {
338 (void)printf("%s > %s: ",
339 ipaddr_string(&ip->ip_src),
340 ipaddr_string(&ip->ip_dst));
341 } else {
342 (void)printf("%s.%s > %s.%s: ",
343 ipaddr_string(&ip->ip_src),
344 udpport_string(sport),
345 ipaddr_string(&ip->ip_dst),
346 udpport_string(dport));
347 }
348 } else {
349 if (sport != -1) {
350 (void)printf("%s > %s: ",
351 udpport_string(sport),
352 udpport_string(dport));
353 }
354 }
355 }
356 }
357
358 void
359 udp_print(register const u_char *bp, u_int length,
360 register const u_char *bp2, int fragmented)
361 {
362 register const struct udphdr *up;
363 register const struct ip *ip;
364 register const u_char *cp;
365 register const u_char *ep = bp + length;
366 u_int16_t sport, dport, ulen;
367 #ifdef INET6
368 register const struct ip6_hdr *ip6;
369 #endif
370
371 if (ep > snapend)
372 ep = snapend;
373 up = (struct udphdr *)bp;
374 ip = (struct ip *)bp2;
375 #ifdef INET6
376 if (IP_V(ip) == 6)
377 ip6 = (struct ip6_hdr *)bp2;
378 else
379 ip6 = NULL;
380 #endif /*INET6*/
381 cp = (u_char *)(up + 1);
382 if (!TTEST(up->uh_dport)) {
383 udpipaddr_print(ip, -1, -1);
384 (void)printf("[|udp]");
385 return;
386 }
387
388 sport = EXTRACT_16BITS(&up->uh_sport);
389 dport = EXTRACT_16BITS(&up->uh_dport);
390
391 if (length < sizeof(struct udphdr)) {
392 udpipaddr_print(ip, sport, dport);
393 (void)printf("truncated-udp %d", length);
394 return;
395 }
396 length -= sizeof(struct udphdr);
397
398 if (cp > snapend) {
399 udpipaddr_print(ip, sport, dport);
400 (void)printf("[|udp]");
401 return;
402 }
403
404 ulen = EXTRACT_16BITS(&up->uh_ulen);
405 if (ulen < 8) {
406 udpipaddr_print(ip, sport, dport);
407 (void)printf("truncated-udplength %d", ulen);
408 return;
409 }
410 if (packettype) {
411 register struct sunrpc_msg *rp;
412 enum sunrpc_msg_type direction;
413
414 switch (packettype) {
415
416 case PT_VAT:
417 udpipaddr_print(ip, sport, dport);
418 vat_print((void *)(up + 1), up);
419 break;
420
421 case PT_WB:
422 udpipaddr_print(ip, sport, dport);
423 wb_print((void *)(up + 1), length);
424 break;
425
426 case PT_RPC:
427 rp = (struct sunrpc_msg *)(up + 1);
428 direction = (enum sunrpc_msg_type)EXTRACT_32BITS(&rp->rm_direction);
429 if (direction == SUNRPC_CALL)
430 sunrpcrequest_print((u_char *)rp, length,
431 (u_char *)ip);
432 else
433 nfsreply_print((u_char *)rp, length,
434 (u_char *)ip); /*XXX*/
435 break;
436
437 case PT_RTP:
438 udpipaddr_print(ip, sport, dport);
439 rtp_print((void *)(up + 1), length, up);
440 break;
441
442 case PT_RTCP:
443 udpipaddr_print(ip, sport, dport);
444 while (cp < ep)
445 cp = rtcp_print(cp, ep);
446 break;
447
448 case PT_SNMP:
449 udpipaddr_print(ip, sport, dport);
450 snmp_print((const u_char *)(up + 1), length);
451 break;
452
453 case PT_CNFP:
454 udpipaddr_print(ip, sport, dport);
455 cnfp_print(cp, (const u_char *)ip);
456 break;
457
458 case PT_TFTP:
459 udpipaddr_print(ip, sport, dport);
460 tftp_print(cp, length);
461 break;
462
463 case PT_AODV:
464 udpipaddr_print(ip, sport, dport);
465 aodv_print((const u_char *)(up + 1), length,
466 #ifdef INET6
467 ip6 != NULL);
468 #else
469 0);
470 #endif
471 break;
472
473 case PT_RADIUS:
474 udpipaddr_print(ip, sport, dport);
475 radius_print(cp, length);
476 break;
477
478 case PT_VXLAN:
479 udpipaddr_print(ip, sport, dport);
480 vxlan_print((const u_char *)(up + 1), length);
481 break;
482
483 case PT_PGM:
484 case PT_PGM_ZMTP1:
485 udpipaddr_print(ip, sport, dport);
486 pgm_print(cp, length, bp2);
487 break;
488 }
489 return;
490 }
491
492 if (!qflag) {
493 register struct sunrpc_msg *rp;
494 enum sunrpc_msg_type direction;
495
496 rp = (struct sunrpc_msg *)(up + 1);
497 if (TTEST(rp->rm_direction)) {
498 direction = (enum sunrpc_msg_type)EXTRACT_32BITS(&rp->rm_direction);
499 if (dport == NFS_PORT && direction == SUNRPC_CALL) {
500 nfsreq_print((u_char *)rp, length,
501 (u_char *)ip);
502 return;
503 }
504 if (sport == NFS_PORT && direction == SUNRPC_REPLY) {
505 nfsreply_print((u_char *)rp, length,
506 (u_char *)ip);
507 return;
508 }
509 #ifdef notdef
510 if (dport == SUNRPC_PORT && direction == SUNRPC_CALL) {
511 sunrpcrequest_print((u_char *)rp, length, (u_char *)ip);
512 return;
513 }
514 #endif
515 }
516 if (TTEST(((struct LAP *)cp)->type) &&
517 ((struct LAP *)cp)->type == lapDDP &&
518 (atalk_port(sport) || atalk_port(dport))) {
519 if (vflag)
520 fputs("kip ", stdout);
521 llap_print(cp, length);
522 return;
523 }
524 }
525 udpipaddr_print(ip, sport, dport);
526
527 if (vflag && !Kflag && !fragmented) {
528 /* Check the checksum, if possible. */
529 u_int16_t sum, udp_sum;
530
531 /*
532 * XXX - do this even if vflag == 1?
533 * TCP does, and we do so for UDP-over-IPv6.
534 */
535 if (IP_V(ip) == 4 && (vflag > 1)) {
536 udp_sum = EXTRACT_16BITS(&up->uh_sum);
537 if (udp_sum == 0) {
538 (void)printf("[no cksum] ");
539 } else if (TTEST2(cp[0], length)) {
540 sum = udp_cksum(ip, up, length + sizeof(struct udphdr));
541
542 if (sum != 0) {
543 (void)printf("[bad udp cksum 0x%04x -> 0x%04x!] ",
544 udp_sum,
545 in_cksum_shouldbe(udp_sum, sum));
546 } else
547 (void)printf("[udp sum ok] ");
548 }
549 }
550 #ifdef INET6
551 else if (IP_V(ip) == 6 && ip6->ip6_plen) {
552 /* for IPv6, UDP checksum is mandatory */
553 if (TTEST2(cp[0], length)) {
554 sum = udp6_cksum(ip6, up, length + sizeof(struct udphdr));
555 udp_sum = EXTRACT_16BITS(&up->uh_sum);
556
557 if (sum != 0) {
558 (void)printf("[bad udp cksum 0x%04x -> 0x%04x!] ",
559 udp_sum,
560 in_cksum_shouldbe(udp_sum, sum));
561 } else
562 (void)printf("[udp sum ok] ");
563 }
564 }
565 #endif
566 }
567
568 if (!qflag) {
569 #define ISPORT(p) (dport == (p) || sport == (p))
570 if (ISPORT(NAMESERVER_PORT))
571 ns_print((const u_char *)(up + 1), length, 0);
572 else if (ISPORT(MULTICASTDNS_PORT))
573 ns_print((const u_char *)(up + 1), length, 1);
574 else if (ISPORT(TIMED_PORT))
575 timed_print((const u_char *)(up + 1));
576 else if (ISPORT(TFTP_PORT))
577 tftp_print((const u_char *)(up + 1), length);
578 else if (ISPORT(IPPORT_BOOTPC) || ISPORT(IPPORT_BOOTPS))
579 bootp_print((const u_char *)(up + 1), length);
580 else if (ISPORT(RIP_PORT))
581 rip_print((const u_char *)(up + 1), length);
582 else if (ISPORT(AODV_PORT))
583 aodv_print((const u_char *)(up + 1), length,
584 #ifdef INET6
585 ip6 != NULL);
586 #else
587 0);
588 #endif
589 else if (ISPORT(ISAKMP_PORT))
590 isakmp_print(gndo, (const u_char *)(up + 1), length, bp2);
591 else if (ISPORT(ISAKMP_PORT_NATT))
592 isakmp_rfc3948_print(gndo, (const u_char *)(up + 1), length, bp2);
593 #if 1 /*???*/
594 else if (ISPORT(ISAKMP_PORT_USER1) || ISPORT(ISAKMP_PORT_USER2))
595 isakmp_print(gndo, (const u_char *)(up + 1), length, bp2);
596 #endif
597 else if (ISPORT(SNMP_PORT) || ISPORT(SNMPTRAP_PORT))
598 snmp_print((const u_char *)(up + 1), length);
599 else if (ISPORT(NTP_PORT))
600 ntp_print((const u_char *)(up + 1), length);
601 else if (ISPORT(KERBEROS_PORT) || ISPORT(KERBEROS_SEC_PORT))
602 krb_print((const void *)(up + 1));
603 else if (ISPORT(L2TP_PORT))
604 l2tp_print((const u_char *)(up + 1), length);
605 #ifdef TCPDUMP_DO_SMB
606 else if (ISPORT(NETBIOS_NS_PORT))
607 nbt_udp137_print((const u_char *)(up + 1), length);
608 else if (ISPORT(NETBIOS_DGRAM_PORT))
609 nbt_udp138_print((const u_char *)(up + 1), length);
610 #endif
611 else if (dport == VAT_PORT)
612 vat_print((const void *)(up + 1), up);
613 else if (ISPORT(ZEPHYR_SRV_PORT) || ISPORT(ZEPHYR_CLT_PORT))
614 zephyr_print((const void *)(up + 1), length);
615 /*
616 * Since there are 10 possible ports to check, I think
617 * a <> test would be more efficient
618 */
619 else if ((sport >= RX_PORT_LOW && sport <= RX_PORT_HIGH) ||
620 (dport >= RX_PORT_LOW && dport <= RX_PORT_HIGH))
621 rx_print((const void *)(up + 1), length, sport, dport,
622 (u_char *) ip);
623 #ifdef INET6
624 else if (ISPORT(RIPNG_PORT))
625 ripng_print((const u_char *)(up + 1), length);
626 else if (ISPORT(DHCP6_SERV_PORT) || ISPORT(DHCP6_CLI_PORT))
627 dhcp6_print((const u_char *)(up + 1), length);
628 else if (ISPORT(BABEL_PORT) || ISPORT(BABEL_PORT_OLD))
629 babel_print((const u_char *)(up + 1), length);
630 #endif /*INET6*/
631 /*
632 * Kludge in test for whiteboard packets.
633 */
634 else if (dport == WB_PORT)
635 wb_print((const void *)(up + 1), length);
636 else if (ISPORT(CISCO_AUTORP_PORT))
637 cisco_autorp_print((const void *)(up + 1), length);
638 else if (ISPORT(RADIUS_PORT) ||
639 ISPORT(RADIUS_NEW_PORT) ||
640 ISPORT(RADIUS_ACCOUNTING_PORT) ||
641 ISPORT(RADIUS_NEW_ACCOUNTING_PORT) )
642 radius_print((const u_char *)(up+1), length);
643 else if (dport == HSRP_PORT)
644 hsrp_print((const u_char *)(up + 1), length);
645 else if (ISPORT(LWRES_PORT))
646 lwres_print((const u_char *)(up + 1), length);
647 else if (ISPORT(LDP_PORT))
648 ldp_print((const u_char *)(up + 1), length);
649 else if (ISPORT(OLSR_PORT))
650 olsr_print((const u_char *)(up + 1), length,
651 #if INET6
652 (IP_V(ip) == 6) ? 1 : 0);
653 #else
654 0);
655 #endif
656 else if (ISPORT(MPLS_LSP_PING_PORT))
657 lspping_print((const u_char *)(up + 1), length);
658 else if (dport == BFD_CONTROL_PORT ||
659 dport == BFD_ECHO_PORT )
660 bfd_print((const u_char *)(up+1), length, dport);
661 else if (ISPORT(LMP_PORT))
662 lmp_print((const u_char *)(up + 1), length);
663 else if (ISPORT(VQP_PORT))
664 vqp_print((const u_char *)(up + 1), length);
665 else if (ISPORT(SFLOW_PORT))
666 sflow_print((const u_char *)(up + 1), length);
667 else if (dport == LWAPP_CONTROL_PORT)
668 lwapp_control_print((const u_char *)(up + 1), length, 1);
669 else if (sport == LWAPP_CONTROL_PORT)
670 lwapp_control_print((const u_char *)(up + 1), length, 0);
671 else if (ISPORT(LWAPP_DATA_PORT))
672 lwapp_data_print((const u_char *)(up + 1), length);
673 else if (ISPORT(SIP_PORT))
674 sip_print((const u_char *)(up + 1), length);
675 else if (ISPORT(SYSLOG_PORT))
676 syslog_print((const u_char *)(up + 1), length);
677 else if (ISPORT(OTV_PORT))
678 otv_print((const u_char *)(up + 1), length);
679 else if (ISPORT(VXLAN_PORT))
680 vxlan_print((const u_char *)(up + 1), length);
681 else
682 (void)printf("UDP, length %u",
683 (u_int32_t)(ulen - sizeof(*up)));
684 #undef ISPORT
685 } else
686 (void)printf("UDP, length %u", (u_int32_t)(ulen - sizeof(*up)));
687 }
688
689
690 /*
691 * Local Variables:
692 * c-style: whitesmith
693 * c-basic-offset: 8
694 * End:
695 */
696
[mirror] the TCPdump network dissector