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 1.138.2.1 2007/03/28 07:45:46 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 //#include <arpa/tftp.h>
37 #include "tftp.h"
38
39 #include <stdio.h>
40 #include <string.h>
41
42 #include "interface.h"
43 #include "addrtoname.h"
44 #include "extract.h"
45 #include "appletalk.h"
46
47 #include "udp.h"
48
49 #include "ip.h"
50 #ifdef INET6
51 #include "ip6.h"
52 #endif
53 #include "ipproto.h"
54 #include "rpc_auth.h"
55 #include "rpc_msg.h"
56
57 #include "nameser.h"
58 #include "nfs.h"
59 #include "bootp.h"
60
61 struct rtcphdr {
62 u_int16_t rh_flags; /* T:2 P:1 CNT:5 PT:8 */
63 u_int16_t rh_len; /* length of message (in words) */
64 u_int32_t rh_ssrc; /* synchronization src id */
65 };
66
67 typedef struct {
68 u_int32_t upper; /* more significant 32 bits */
69 u_int32_t lower; /* less significant 32 bits */
70 } ntp64;
71
72 /*
73 * Sender report.
74 */
75 struct rtcp_sr {
76 ntp64 sr_ntp; /* 64-bit ntp timestamp */
77 u_int32_t sr_ts; /* reference media timestamp */
78 u_int32_t sr_np; /* no. packets sent */
79 u_int32_t sr_nb; /* no. bytes sent */
80 };
81
82 /*
83 * Receiver report.
84 * Time stamps are middle 32-bits of ntp timestamp.
85 */
86 struct rtcp_rr {
87 u_int32_t rr_srcid; /* sender being reported */
88 u_int32_t rr_nl; /* no. packets lost */
89 u_int32_t rr_ls; /* extended last seq number received */
90 u_int32_t rr_dv; /* jitter (delay variance) */
91 u_int32_t rr_lsr; /* orig. ts from last rr from this src */
92 u_int32_t rr_dlsr; /* time from recpt of last rr to xmit time */
93 };
94
95 /*XXX*/
96 #define RTCP_PT_SR 200
97 #define RTCP_PT_RR 201
98 #define RTCP_PT_SDES 202
99 #define RTCP_SDES_CNAME 1
100 #define RTCP_SDES_NAME 2
101 #define RTCP_SDES_EMAIL 3
102 #define RTCP_SDES_PHONE 4
103 #define RTCP_SDES_LOC 5
104 #define RTCP_SDES_TOOL 6
105 #define RTCP_SDES_NOTE 7
106 #define RTCP_SDES_PRIV 8
107 #define RTCP_PT_BYE 203
108 #define RTCP_PT_APP 204
109
110 static void
vat_print(const void * hdr,register const struct udphdr * up)111 vat_print(const void *hdr, register const struct udphdr *up)
112 {
113 /* vat/vt audio */
114 u_int ts = *(u_int16_t *)hdr;
115 if ((ts & 0xf060) != 0) {
116 /* probably vt */
117 (void)printf("udp/vt %u %d / %d",
118 (u_int32_t)(EXTRACT_16BITS(&up->uh_ulen) - sizeof(*up)),
119 ts & 0x3ff, ts >> 10);
120 } else {
121 /* probably vat */
122 u_int32_t i0 = EXTRACT_32BITS(&((u_int *)hdr)[0]);
123 u_int32_t i1 = EXTRACT_32BITS(&((u_int *)hdr)[1]);
124 printf("udp/vat %u c%d %u%s",
125 (u_int32_t)(EXTRACT_16BITS(&up->uh_ulen) - sizeof(*up) - 8),
126 i0 & 0xffff,
127 i1, i0 & 0x800000? "*" : "");
128 /* audio format */
129 if (i0 & 0x1f0000)
130 printf(" f%d", (i0 >> 16) & 0x1f);
131 if (i0 & 0x3f000000)
132 printf(" s%d", (i0 >> 24) & 0x3f);
133 }
134 }
135
136 static void
rtp_print(const void * hdr,u_int len,register const struct udphdr * up)137 rtp_print(const void *hdr, u_int len, register const struct udphdr *up)
138 {
139 /* rtp v1 or v2 */
140 u_int *ip = (u_int *)hdr;
141 u_int hasopt, hasext, contype, hasmarker;
142 u_int32_t i0 = EXTRACT_32BITS(&((u_int *)hdr)[0]);
143 u_int32_t i1 = EXTRACT_32BITS(&((u_int *)hdr)[1]);
144 u_int dlen = EXTRACT_16BITS(&up->uh_ulen) - sizeof(*up) - 8;
145 const char * ptype;
146
147 ip += 2;
148 len >>= 2;
149 len -= 2;
150 hasopt = 0;
151 hasext = 0;
152 if ((i0 >> 30) == 1) {
153 /* rtp v1 */
154 hasopt = i0 & 0x800000;
155 contype = (i0 >> 16) & 0x3f;
156 hasmarker = i0 & 0x400000;
157 ptype = "rtpv1";
158 } else {
159 /* rtp v2 */
160 hasext = i0 & 0x10000000;
161 contype = (i0 >> 16) & 0x7f;
162 hasmarker = i0 & 0x800000;
163 dlen -= 4;
164 ptype = "rtp";
165 ip += 1;
166 len -= 1;
167 }
168 printf("udp/%s %d c%d %s%s %d %u",
169 ptype,
170 dlen,
171 contype,
172 (hasopt || hasext)? "+" : "",
173 hasmarker? "*" : "",
174 i0 & 0xffff,
175 i1);
176 if (vflag) {
177 printf(" %u", EXTRACT_32BITS(&((u_int *)hdr)[2]));
178 if (hasopt) {
179 u_int i2, optlen;
180 do {
181 i2 = ip[0];
182 optlen = (i2 >> 16) & 0xff;
183 if (optlen == 0 || optlen > len) {
184 printf(" !opt");
185 return;
186 }
187 ip += optlen;
188 len -= optlen;
189 } while ((int)i2 >= 0);
190 }
191 if (hasext) {
192 u_int i2, extlen;
193 i2 = ip[0];
194 extlen = (i2 & 0xffff) + 1;
195 if (extlen > len) {
196 printf(" !ext");
197 return;
198 }
199 ip += extlen;
200 }
201 if (contype == 0x1f) /*XXX H.261 */
202 printf(" 0x%04x", ip[0] >> 16);
203 }
204 }
205
206 static const u_char *
rtcp_print(const u_char * hdr,const u_char * ep)207 rtcp_print(const u_char *hdr, const u_char *ep)
208 {
209 /* rtp v2 control (rtcp) */
210 struct rtcp_rr *rr = 0;
211 struct rtcp_sr *sr;
212 struct rtcphdr *rh = (struct rtcphdr *)hdr;
213 u_int len;
214 u_int16_t flags;
215 int cnt;
216 double ts, dts;
217 if ((u_char *)(rh + 1) > ep) {
218 printf(" [|rtcp]");
219 return (ep);
220 }
221 len = (EXTRACT_16BITS(&rh->rh_len) + 1) * 4;
222 flags = EXTRACT_16BITS(&rh->rh_flags);
223 cnt = (flags >> 8) & 0x1f;
224 switch (flags & 0xff) {
225 case RTCP_PT_SR:
226 sr = (struct rtcp_sr *)(rh + 1);
227 printf(" sr");
228 if (len != cnt * sizeof(*rr) + sizeof(*sr) + sizeof(*rh))
229 printf(" [%d]", len);
230 if (vflag)
231 printf(" %u", EXTRACT_32BITS(&rh->rh_ssrc));
232 if ((u_char *)(sr + 1) > ep) {
233 printf(" [|rtcp]");
234 return (ep);
235 }
236 ts = (double)(EXTRACT_32BITS(&sr->sr_ntp.upper)) +
237 ((double)(EXTRACT_32BITS(&sr->sr_ntp.lower)) /
238 4294967296.0);
239 printf(" @%.2f %u %up %ub", ts, EXTRACT_32BITS(&sr->sr_ts),
240 EXTRACT_32BITS(&sr->sr_np), EXTRACT_32BITS(&sr->sr_nb));
241 rr = (struct rtcp_rr *)(sr + 1);
242 break;
243 case RTCP_PT_RR:
244 printf(" rr");
245 if (len != cnt * sizeof(*rr) + sizeof(*rh))
246 printf(" [%d]", len);
247 rr = (struct rtcp_rr *)(rh + 1);
248 if (vflag)
249 printf(" %u", EXTRACT_32BITS(&rh->rh_ssrc));
250 break;
251 case RTCP_PT_SDES:
252 printf(" sdes %d", len);
253 if (vflag)
254 printf(" %u", EXTRACT_32BITS(&rh->rh_ssrc));
255 cnt = 0;
256 break;
257 case RTCP_PT_BYE:
258 printf(" bye %d", len);
259 if (vflag)
260 printf(" %u", EXTRACT_32BITS(&rh->rh_ssrc));
261 cnt = 0;
262 break;
263 default:
264 printf(" type-0x%x %d", flags & 0xff, len);
265 cnt = 0;
266 break;
267 }
268 if (cnt > 1)
269 printf(" c%d", cnt);
270 while (--cnt >= 0) {
271 if ((u_char *)(rr + 1) > ep) {
272 printf(" [|rtcp]");
273 return (ep);
274 }
275 if (vflag)
276 printf(" %u", EXTRACT_32BITS(&rr->rr_srcid));
277 ts = (double)(EXTRACT_32BITS(&rr->rr_lsr)) / 65536.;
278 dts = (double)(EXTRACT_32BITS(&rr->rr_dlsr)) / 65536.;
279 printf(" %ul %us %uj @%.2f+%.2f",
280 EXTRACT_32BITS(&rr->rr_nl) & 0x00ffffff,
281 EXTRACT_32BITS(&rr->rr_ls),
282 EXTRACT_32BITS(&rr->rr_dv), ts, dts);
283 }
284 return (hdr + len);
285 }
286
udp_cksum(register const struct ip * ip,register const struct udphdr * up,register u_int len)287 static int udp_cksum(register const struct ip *ip,
288 register const struct udphdr *up,
289 register u_int len)
290 {
291 union phu {
292 struct phdr {
293 u_int32_t src;
294 u_int32_t dst;
295 u_char mbz;
296 u_char proto;
297 u_int16_t len;
298 } ph;
299 u_int16_t pa[6];
300 } phu;
301 register const u_int16_t *sp;
302
303 /* pseudo-header.. */
304 phu.ph.len = htons((u_int16_t)len);
305 phu.ph.mbz = 0;
306 phu.ph.proto = IPPROTO_UDP;
307 memcpy(&phu.ph.src, &ip->ip_src.s_addr, sizeof(u_int32_t));
308 if (IP_HL(ip) == 5)
309 memcpy(&phu.ph.dst, &ip->ip_dst.s_addr, sizeof(u_int32_t));
310 else
311 phu.ph.dst = ip_finddst(ip);
312
313 sp = &phu.pa[0];
314 return in_cksum((u_short *)up, len,
315 sp[0]+sp[1]+sp[2]+sp[3]+sp[4]+sp[5]);
316 }
317
318 #ifdef INET6
udp6_cksum(const struct ip6_hdr * ip6,const struct udphdr * up,u_int len)319 static int udp6_cksum(const struct ip6_hdr *ip6, const struct udphdr *up,
320 u_int len)
321 {
322 size_t i;
323 register const u_int16_t *sp;
324 u_int32_t sum;
325 union {
326 struct {
327 struct in6_addr ph_src;
328 struct in6_addr ph_dst;
329 u_int32_t ph_len;
330 u_int8_t ph_zero[3];
331 u_int8_t ph_nxt;
332 } ph;
333 u_int16_t pa[20];
334 } phu;
335
336 /* pseudo-header */
337 memset(&phu, 0, sizeof(phu));
338 phu.ph.ph_src = ip6->ip6_src;
339 phu.ph.ph_dst = ip6->ip6_dst;
340 phu.ph.ph_len = htonl(len);
341 phu.ph.ph_nxt = IPPROTO_UDP;
342
343 sum = 0;
344 for (i = 0; i < sizeof(phu.pa) / sizeof(phu.pa[0]); i++)
345 sum += phu.pa[i];
346
347 sp = (const u_int16_t *)up;
348
349 for (i = 0; i < (len & ~1); i += 2)
350 sum += *sp++;
351
352 if (len & 1)
353 sum += htons((*(const u_int8_t *)sp) << 8);
354
355 while (sum > 0xffff)
356 sum = (sum & 0xffff) + (sum >> 16);
357 sum = ~sum & 0xffff;
358
359 return (sum);
360 }
361 #endif
362
363 static void
udpipaddr_print(const struct ip * ip,int sport,int dport)364 udpipaddr_print(const struct ip *ip, int sport, int dport)
365 {
366 #ifdef INET6
367 const struct ip6_hdr *ip6;
368
369 if (IP_V(ip) == 6)
370 ip6 = (const struct ip6_hdr *)ip;
371 else
372 ip6 = NULL;
373
374 if (ip6) {
375 if (ip6->ip6_nxt == IPPROTO_UDP) {
376 if (sport == -1) {
377 (void)printf("%s > %s: ",
378 ip6addr_string(&ip6->ip6_src),
379 ip6addr_string(&ip6->ip6_dst));
380 } else {
381 (void)printf("%s.%s > %s.%s: ",
382 ip6addr_string(&ip6->ip6_src),
383 udpport_string(sport),
384 ip6addr_string(&ip6->ip6_dst),
385 udpport_string(dport));
386 }
387 } else {
388 if (sport != -1) {
389 (void)printf("%s > %s: ",
390 udpport_string(sport),
391 udpport_string(dport));
392 }
393 }
394 } else
395 #endif /*INET6*/
396 {
397 if (ip->ip_p == IPPROTO_UDP) {
398 if (sport == -1) {
399 (void)printf("%s > %s: ",
400 ipaddr_string(&ip->ip_src),
401 ipaddr_string(&ip->ip_dst));
402 } else {
403 (void)printf("%s.%s > %s.%s: ",
404 ipaddr_string(&ip->ip_src),
405 udpport_string(sport),
406 ipaddr_string(&ip->ip_dst),
407 udpport_string(dport));
408 }
409 } else {
410 if (sport != -1) {
411 (void)printf("%s > %s: ",
412 udpport_string(sport),
413 udpport_string(dport));
414 }
415 }
416 }
417 }
418
419 void
udp_print(register const u_char * bp,u_int length,register const u_char * bp2,int fragmented)420 udp_print(register const u_char *bp, u_int length,
421 register const u_char *bp2, int fragmented)
422 {
423 register const struct udphdr *up;
424 register const struct ip *ip;
425 register const u_char *cp;
426 register const u_char *ep = bp + length;
427 u_int16_t sport, dport, ulen;
428 #ifdef INET6
429 register const struct ip6_hdr *ip6;
430 #endif
431
432 if (ep > snapend)
433 ep = snapend;
434 up = (struct udphdr *)bp;
435 ip = (struct ip *)bp2;
436 #ifdef INET6
437 if (IP_V(ip) == 6)
438 ip6 = (struct ip6_hdr *)bp2;
439 else
440 ip6 = NULL;
441 #endif /*INET6*/
442 cp = (u_char *)(up + 1);
443 if (!TTEST(up->uh_dport)) {
444 udpipaddr_print(ip, -1, -1);
445 (void)printf("[|udp]");
446 return;
447 }
448
449 sport = EXTRACT_16BITS(&up->uh_sport);
450 dport = EXTRACT_16BITS(&up->uh_dport);
451
452 if (length < sizeof(struct udphdr)) {
453 udpipaddr_print(ip, sport, dport);
454 (void)printf("truncated-udp %d", length);
455 return;
456 }
457 length -= sizeof(struct udphdr);
458
459 if (cp > snapend) {
460 udpipaddr_print(ip, sport, dport);
461 (void)printf("[|udp]");
462 return;
463 }
464
465 ulen = EXTRACT_16BITS(&up->uh_ulen);
466 if (ulen < 8) {
467 udpipaddr_print(ip, sport, dport);
468 (void)printf("truncated-udplength %d", ulen);
469 return;
470 }
471 if (packettype) {
472 register struct sunrpc_msg *rp;
473 enum sunrpc_msg_type direction;
474
475 switch (packettype) {
476
477 case PT_VAT:
478 udpipaddr_print(ip, sport, dport);
479 vat_print((void *)(up + 1), up);
480 break;
481
482 case PT_WB:
483 udpipaddr_print(ip, sport, dport);
484 wb_print((void *)(up + 1), length);
485 break;
486
487 case PT_RPC:
488 rp = (struct sunrpc_msg *)(up + 1);
489 direction = (enum sunrpc_msg_type)EXTRACT_32BITS(&rp->rm_direction);
490 if (direction == SUNRPC_CALL)
491 sunrpcrequest_print((u_char *)rp, length,
492 (u_char *)ip);
493 else
494 nfsreply_print((u_char *)rp, length,
495 (u_char *)ip); /*XXX*/
496 break;
497
498 case PT_RTP:
499 udpipaddr_print(ip, sport, dport);
500 rtp_print((void *)(up + 1), length, up);
501 break;
502
503 case PT_RTCP:
504 udpipaddr_print(ip, sport, dport);
505 while (cp < ep)
506 cp = rtcp_print(cp, ep);
507 break;
508
509 case PT_SNMP:
510 udpipaddr_print(ip, sport, dport);
511 snmp_print((const u_char *)(up + 1), length);
512 break;
513
514 case PT_CNFP:
515 udpipaddr_print(ip, sport, dport);
516 cnfp_print(cp, (const u_char *)ip);
517 break;
518
519 case PT_TFTP:
520 udpipaddr_print(ip, sport, dport);
521 tftp_print(cp, length);
522 break;
523
524 case PT_AODV:
525 udpipaddr_print(ip, sport, dport);
526 aodv_print((const u_char *)(up + 1), length,
527 #ifdef INET6
528 ip6 != NULL);
529 #else
530 0);
531 #endif
532 break;
533 }
534 return;
535 }
536
537 if (!qflag) {
538 register struct sunrpc_msg *rp;
539 enum sunrpc_msg_type direction;
540
541 rp = (struct sunrpc_msg *)(up + 1);
542 if (TTEST(rp->rm_direction)) {
543 direction = (enum sunrpc_msg_type)EXTRACT_32BITS(&rp->rm_direction);
544 if (dport == NFS_PORT && direction == SUNRPC_CALL) {
545 nfsreq_print((u_char *)rp, length,
546 (u_char *)ip);
547 return;
548 }
549 if (sport == NFS_PORT && direction == SUNRPC_REPLY) {
550 nfsreply_print((u_char *)rp, length,
551 (u_char *)ip);
552 return;
553 }
554 #ifdef notdef
555 if (dport == SUNRPC_PORT && direction == SUNRPC_CALL) {
556 sunrpcrequest_print((u_char *)rp, length, (u_char *)ip);
557 return;
558 }
559 #endif
560 }
561 if (TTEST(((struct LAP *)cp)->type) &&
562 ((struct LAP *)cp)->type == lapDDP &&
563 (atalk_port(sport) || atalk_port(dport))) {
564 if (vflag)
565 fputs("kip ", stdout);
566 llap_print(cp, length);
567 return;
568 }
569 }
570 udpipaddr_print(ip, sport, dport);
571
572 if (IP_V(ip) == 4 && (vflag > 1) && !fragmented) {
573 int sum = up->uh_sum;
574 if (sum == 0) {
575 (void)printf("[no cksum] ");
576 } else if (TTEST2(cp[0], length)) {
577 sum = udp_cksum(ip, up, length + sizeof(struct udphdr));
578 if (sum != 0)
579 (void)printf("[bad udp cksum %x!] ", sum);
580 else
581 (void)printf("[udp sum ok] ");
582 }
583 }
584 #ifdef INET6
585 if (IP_V(ip) == 6 && ip6->ip6_plen && vflag && !fragmented) {
586 int sum = up->uh_sum;
587 /* for IPv6, UDP checksum is mandatory */
588 if (TTEST2(cp[0], length)) {
589 sum = udp6_cksum(ip6, up, length + sizeof(struct udphdr));
590 if (sum != 0)
591 (void)printf("[bad udp cksum %x!] ", sum);
592 else
593 (void)printf("[udp sum ok] ");
594 }
595 }
596 #endif
597
598 if (!qflag) {
599 #define ISPORT(p) (dport == (p) || sport == (p))
600 if (ISPORT(NAMESERVER_PORT))
601 ns_print((const u_char *)(up + 1), length, 0);
602 else if (ISPORT(MULTICASTDNS_PORT))
603 ns_print((const u_char *)(up + 1), length, 1);
604 else if (ISPORT(TIMED_PORT))
605 timed_print((const u_char *)(up + 1));
606 else if (ISPORT(TFTP_PORT))
607 tftp_print((const u_char *)(up + 1), length);
608 else if (ISPORT(IPPORT_BOOTPC) || ISPORT(IPPORT_BOOTPS))
609 bootp_print((const u_char *)(up + 1), length);
610 else if (ISPORT(RIP_PORT))
611 rip_print((const u_char *)(up + 1), length);
612 else if (ISPORT(AODV_PORT))
613 aodv_print((const u_char *)(up + 1), length,
614 #ifdef INET6
615 ip6 != NULL);
616 #else
617 0);
618 #endif
619 else if (ISPORT(ISAKMP_PORT))
620 isakmp_print(gndo, (const u_char *)(up + 1), length, bp2);
621 else if (ISPORT(ISAKMP_PORT_NATT))
622 isakmp_rfc3948_print(gndo, (const u_char *)(up + 1), length, bp2);
623 #if 1 /*???*/
624 else if (ISPORT(ISAKMP_PORT_USER1) || ISPORT(ISAKMP_PORT_USER2))
625 isakmp_print(gndo, (const u_char *)(up + 1), length, bp2);
626 #endif
627 else if (ISPORT(SNMP_PORT) || ISPORT(SNMPTRAP_PORT))
628 snmp_print((const u_char *)(up + 1), length);
629 else if (ISPORT(NTP_PORT))
630 ntp_print((const u_char *)(up + 1), length);
631 else if (ISPORT(KERBEROS_PORT) || ISPORT(KERBEROS_SEC_PORT))
632 krb_print((const void *)(up + 1));
633 else if (ISPORT(L2TP_PORT))
634 l2tp_print((const u_char *)(up + 1), length);
635 #ifdef TCPDUMP_DO_SMB
636 else if (ISPORT(NETBIOS_NS_PORT))
637 nbt_udp137_print((const u_char *)(up + 1), length);
638 else if (ISPORT(NETBIOS_DGRAM_PORT))
639 nbt_udp138_print((const u_char *)(up + 1), length);
640 #endif
641 else if (dport == 3456)
642 vat_print((const void *)(up + 1), up);
643 else if (ISPORT(ZEPHYR_SRV_PORT) || ISPORT(ZEPHYR_CLT_PORT))
644 zephyr_print((const void *)(up + 1), length);
645 /*
646 * Since there are 10 possible ports to check, I think
647 * a <> test would be more efficient
648 */
649 else if ((sport >= RX_PORT_LOW && sport <= RX_PORT_HIGH) ||
650 (dport >= RX_PORT_LOW && dport <= RX_PORT_HIGH))
651 rx_print((const void *)(up + 1), length, sport, dport,
652 (u_char *) ip);
653 #ifdef INET6
654 else if (ISPORT(RIPNG_PORT))
655 ripng_print((const u_char *)(up + 1), length);
656 else if (ISPORT(DHCP6_SERV_PORT) || ISPORT(DHCP6_CLI_PORT)) {
657 dhcp6_print((const u_char *)(up + 1), length);
658 }
659 #endif /*INET6*/
660 /*
661 * Kludge in test for whiteboard packets.
662 */
663 else if (dport == 4567)
664 wb_print((const void *)(up + 1), length);
665 else if (ISPORT(CISCO_AUTORP_PORT))
666 cisco_autorp_print((const void *)(up + 1), length);
667 else if (ISPORT(RADIUS_PORT) ||
668 ISPORT(RADIUS_NEW_PORT) ||
669 ISPORT(RADIUS_ACCOUNTING_PORT) ||
670 ISPORT(RADIUS_NEW_ACCOUNTING_PORT) )
671 radius_print((const u_char *)(up+1), length);
672 else if (dport == HSRP_PORT)
673 hsrp_print((const u_char *)(up + 1), length);
674 else if (ISPORT(LWRES_PORT))
675 lwres_print((const u_char *)(up + 1), length);
676 else if (ISPORT(LDP_PORT))
677 ldp_print((const u_char *)(up + 1), length);
678 else if (ISPORT(OLSR_PORT))
679 olsr_print((const u_char *)(up + 1), length);
680 else if (ISPORT(MPLS_LSP_PING_PORT))
681 lspping_print((const u_char *)(up + 1), length);
682 else if (dport == BFD_CONTROL_PORT ||
683 dport == BFD_ECHO_PORT )
684 bfd_print((const u_char *)(up+1), length, dport);
685 else if (ISPORT(LMP_PORT))
686 lmp_print((const u_char *)(up + 1), length);
687 else if (ISPORT(SIP_PORT))
688 sip_print((const u_char *)(up + 1), length);
689 else if (ISPORT(SYSLOG_PORT))
690 syslog_print((const u_char *)(up + 1), length);
691 else
692 (void)printf("UDP, length %u",
693 (u_int32_t)(ulen - sizeof(*up)));
694 #undef ISPORT
695 } else
696 (void)printf("UDP, length %u", (u_int32_t)(ulen - sizeof(*up)));
697 }
698
699
700 /*
701 * Local Variables:
702 * c-style: whitesmith
703 * c-basic-offset: 8
704 * End:
705 */
706