?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
etc/services - sync with NetBSD-8
[minix.git] / external / bsd / tcpdump / dist / print-udp.c
blob4cf1633d0bf6bd0bdb7808be02c177ebb538ecf3
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 #include <sys/cdefs.h>
23 #ifndef lint
24 __RCSID("$NetBSD: print-udp.c,v 1.6 2015/03/31 21:59:35 christos Exp $");
25 #endif
26
27 #define NETDISSECT_REWORKED
28 #ifdef HAVE_CONFIG_H
29 #include "config.h"
30 #endif
31
32 #include <tcpdump-stdinc.h>
33
34 #include "interface.h"
35 #include "addrtoname.h"
36 #include "extract.h"
37 #include "appletalk.h"
38
39 #include "udp.h"
40
41 #include "ip.h"
42 #ifdef INET6
43 #include "ip6.h"
44 #endif
45 #include "ipproto.h"
46 #include "rpc_auth.h"
47 #include "rpc_msg.h"
48
49 #include "nameser.h"
50 #include "nfs.h"
51
52 struct rtcphdr {
53 uint16_t rh_flags; /* T:2 P:1 CNT:5 PT:8 */
54 uint16_t rh_len; /* length of message (in words) */
55 uint32_t rh_ssrc; /* synchronization src id */
56 };
57
58 typedef struct {
59 uint32_t upper; /* more significant 32 bits */
60 uint32_t lower; /* less significant 32 bits */
61 } ntp64;
62
63 /*
64 * Sender report.
65 */
66 struct rtcp_sr {
67 ntp64 sr_ntp; /* 64-bit ntp timestamp */
68 uint32_t sr_ts; /* reference media timestamp */
69 uint32_t sr_np; /* no. packets sent */
70 uint32_t sr_nb; /* no. bytes sent */
71 };
72
73 /*
74 * Receiver report.
75 * Time stamps are middle 32-bits of ntp timestamp.
76 */
77 struct rtcp_rr {
78 uint32_t rr_srcid; /* sender being reported */
79 uint32_t rr_nl; /* no. packets lost */
80 uint32_t rr_ls; /* extended last seq number received */
81 uint32_t rr_dv; /* jitter (delay variance) */
82 uint32_t rr_lsr; /* orig. ts from last rr from this src */
83 uint32_t rr_dlsr; /* time from recpt of last rr to xmit time */
84 };
85
86 /*XXX*/
87 #define RTCP_PT_SR 200
88 #define RTCP_PT_RR 201
89 #define RTCP_PT_SDES 202
90 #define RTCP_SDES_CNAME 1
91 #define RTCP_SDES_NAME 2
92 #define RTCP_SDES_EMAIL 3
93 #define RTCP_SDES_PHONE 4
94 #define RTCP_SDES_LOC 5
95 #define RTCP_SDES_TOOL 6
96 #define RTCP_SDES_NOTE 7
97 #define RTCP_SDES_PRIV 8
98 #define RTCP_PT_BYE 203
99 #define RTCP_PT_APP 204
100
101 static void
102 vat_print(netdissect_options *ndo, const void *hdr, register const struct udphdr *up)
103 {
104 /* vat/vt audio */
105 u_int ts = *(uint16_t *)hdr;
106 if ((ts & 0xf060) != 0) {
107 /* probably vt */
108 ND_PRINT((ndo, "udp/vt %u %d / %d",
109 (uint32_t)(EXTRACT_16BITS(&up->uh_ulen) - sizeof(*up)),
110 ts & 0x3ff, ts >> 10));
111 } else {
112 /* probably vat */
113 uint32_t i0 = EXTRACT_32BITS(&((u_int *)hdr)[0]);
114 uint32_t i1 = EXTRACT_32BITS(&((u_int *)hdr)[1]);
115 ND_PRINT((ndo, "udp/vat %u c%d %u%s",
116 (uint32_t)(EXTRACT_16BITS(&up->uh_ulen) - sizeof(*up) - 8),
117 i0 & 0xffff,
118 i1, i0 & 0x800000? "*" : ""));
119 /* audio format */
120 if (i0 & 0x1f0000)
121 ND_PRINT((ndo, " f%d", (i0 >> 16) & 0x1f));
122 if (i0 & 0x3f000000)
123 ND_PRINT((ndo, " s%d", (i0 >> 24) & 0x3f));
124 }
125 }
126
127 static void
128 rtp_print(netdissect_options *ndo, const void *hdr, u_int len,
129 register const struct udphdr *up)
130 {
131 /* rtp v1 or v2 */
132 u_int *ip = (u_int *)hdr;
133 u_int hasopt, hasext, contype, hasmarker;
134 uint32_t i0 = EXTRACT_32BITS(&((u_int *)hdr)[0]);
135 uint32_t i1 = EXTRACT_32BITS(&((u_int *)hdr)[1]);
136 u_int dlen = EXTRACT_16BITS(&up->uh_ulen) - sizeof(*up) - 8;
137 const char * ptype;
138
139 ip += 2;
140 len >>= 2;
141 len -= 2;
142 hasopt = 0;
143 hasext = 0;
144 if ((i0 >> 30) == 1) {
145 /* rtp v1 */
146 hasopt = i0 & 0x800000;
147 contype = (i0 >> 16) & 0x3f;
148 hasmarker = i0 & 0x400000;
149 ptype = "rtpv1";
150 } else {
151 /* rtp v2 */
152 hasext = i0 & 0x10000000;
153 contype = (i0 >> 16) & 0x7f;
154 hasmarker = i0 & 0x800000;
155 dlen -= 4;
156 ptype = "rtp";
157 ip += 1;
158 len -= 1;
159 }
160 ND_PRINT((ndo, "udp/%s %d c%d %s%s %d %u",
161 ptype,
162 dlen,
163 contype,
164 (hasopt || hasext)? "+" : "",
165 hasmarker? "*" : "",
166 i0 & 0xffff,
167 i1));
168 if (ndo->ndo_vflag) {
169 ND_PRINT((ndo, " %u", EXTRACT_32BITS(&((u_int *)hdr)[2])));
170 if (hasopt) {
171 u_int i2, optlen;
172 do {
173 i2 = ip[0];
174 optlen = (i2 >> 16) & 0xff;
175 if (optlen == 0 || optlen > len) {
176 ND_PRINT((ndo, " !opt"));
177 return;
178 }
179 ip += optlen;
180 len -= optlen;
181 } while ((int)i2 >= 0);
182 }
183 if (hasext) {
184 u_int i2, extlen;
185 i2 = ip[0];
186 extlen = (i2 & 0xffff) + 1;
187 if (extlen > len) {
188 ND_PRINT((ndo, " !ext"));
189 return;
190 }
191 ip += extlen;
192 }
193 if (contype == 0x1f) /*XXX H.261 */
194 ND_PRINT((ndo, " 0x%04x", ip[0] >> 16));
195 }
196 }
197
198 static const u_char *
199 rtcp_print(netdissect_options *ndo, const u_char *hdr, const u_char *ep)
200 {
201 /* rtp v2 control (rtcp) */
202 struct rtcp_rr *rr = 0;
203 struct rtcp_sr *sr;
204 struct rtcphdr *rh = (struct rtcphdr *)hdr;
205 u_int len;
206 uint16_t flags;
207 int cnt;
208 double ts, dts;
209 if ((u_char *)(rh + 1) > ep) {
210 ND_PRINT((ndo, " [|rtcp]"));
211 return (ep);
212 }
213 len = (EXTRACT_16BITS(&rh->rh_len) + 1) * 4;
214 flags = EXTRACT_16BITS(&rh->rh_flags);
215 cnt = (flags >> 8) & 0x1f;
216 switch (flags & 0xff) {
217 case RTCP_PT_SR:
218 sr = (struct rtcp_sr *)(rh + 1);
219 ND_PRINT((ndo, " sr"));
220 if (len != cnt * sizeof(*rr) + sizeof(*sr) + sizeof(*rh))
221 ND_PRINT((ndo, " [%d]", len));
222 if (ndo->ndo_vflag)
223 ND_PRINT((ndo, " %u", EXTRACT_32BITS(&rh->rh_ssrc)));
224 if ((u_char *)(sr + 1) > ep) {
225 ND_PRINT((ndo, " [|rtcp]"));
226 return (ep);
227 }
228 ts = (double)(EXTRACT_32BITS(&sr->sr_ntp.upper)) +
229 ((double)(EXTRACT_32BITS(&sr->sr_ntp.lower)) /
230 4294967296.0);
231 ND_PRINT((ndo, " @%.2f %u %up %ub", ts, EXTRACT_32BITS(&sr->sr_ts),
232 EXTRACT_32BITS(&sr->sr_np), EXTRACT_32BITS(&sr->sr_nb)));
233 rr = (struct rtcp_rr *)(sr + 1);
234 break;
235 case RTCP_PT_RR:
236 ND_PRINT((ndo, " rr"));
237 if (len != cnt * sizeof(*rr) + sizeof(*rh))
238 ND_PRINT((ndo, " [%d]", len));
239 rr = (struct rtcp_rr *)(rh + 1);
240 if (ndo->ndo_vflag)
241 ND_PRINT((ndo, " %u", EXTRACT_32BITS(&rh->rh_ssrc)));
242 break;
243 case RTCP_PT_SDES:
244 ND_PRINT((ndo, " sdes %d", len));
245 if (ndo->ndo_vflag)
246 ND_PRINT((ndo, " %u", EXTRACT_32BITS(&rh->rh_ssrc)));
247 cnt = 0;
248 break;
249 case RTCP_PT_BYE:
250 ND_PRINT((ndo, " bye %d", len));
251 if (ndo->ndo_vflag)
252 ND_PRINT((ndo, " %u", EXTRACT_32BITS(&rh->rh_ssrc)));
253 cnt = 0;
254 break;
255 default:
256 ND_PRINT((ndo, " type-0x%x %d", flags & 0xff, len));
257 cnt = 0;
258 break;
259 }
260 if (cnt > 1)
261 ND_PRINT((ndo, " c%d", cnt));
262 while (--cnt >= 0) {
263 if ((u_char *)(rr + 1) > ep) {
264 ND_PRINT((ndo, " [|rtcp]"));
265 return (ep);
266 }
267 if (ndo->ndo_vflag)
268 ND_PRINT((ndo, " %u", EXTRACT_32BITS(&rr->rr_srcid)));
269 ts = (double)(EXTRACT_32BITS(&rr->rr_lsr)) / 65536.;
270 dts = (double)(EXTRACT_32BITS(&rr->rr_dlsr)) / 65536.;
271 ND_PRINT((ndo, " %ul %us %uj @%.2f+%.2f",
272 EXTRACT_32BITS(&rr->rr_nl) & 0x00ffffff,
273 EXTRACT_32BITS(&rr->rr_ls),
274 EXTRACT_32BITS(&rr->rr_dv), ts, dts));
275 }
276 return (hdr + len);
277 }
278
279 static int udp_cksum(netdissect_options *ndo, register const struct ip *ip,
280 register const struct udphdr *up,
281 register u_int len)
282 {
283 return nextproto4_cksum(ndo, ip, (const uint8_t *)(void *)up, len, len,
284 IPPROTO_UDP);
285 }
286
287 #ifdef INET6
288 static int udp6_cksum(const struct ip6_hdr *ip6, const struct udphdr *up,
289 u_int len)
290 {
291 return nextproto6_cksum(ip6, (const uint8_t *)(void *)up, len, len,
292 IPPROTO_UDP);
293 }
294 #endif
295
296 static void
297 udpipaddr_print(netdissect_options *ndo, const struct ip *ip, int sport, int dport)
298 {
299 #ifdef INET6
300 const struct ip6_hdr *ip6;
301
302 if (IP_V(ip) == 6)
303 ip6 = (const struct ip6_hdr *)ip;
304 else
305 ip6 = NULL;
306
307 if (ip6) {
308 if (ip6->ip6_nxt == IPPROTO_UDP) {
309 if (sport == -1) {
310 ND_PRINT((ndo, "%s > %s: ",
311 ip6addr_string(ndo, &ip6->ip6_src),
312 ip6addr_string(ndo, &ip6->ip6_dst)));
313 } else {
314 ND_PRINT((ndo, "%s.%s > %s.%s: ",
315 ip6addr_string(ndo, &ip6->ip6_src),
316 udpport_string(sport),
317 ip6addr_string(ndo, &ip6->ip6_dst),
318 udpport_string(dport)));
319 }
320 } else {
321 if (sport != -1) {
322 ND_PRINT((ndo, "%s > %s: ",
323 udpport_string(sport),
324 udpport_string(dport)));
325 }
326 }
327 } else
328 #endif /*INET6*/
329 {
330 if (ip->ip_p == IPPROTO_UDP) {
331 if (sport == -1) {
332 ND_PRINT((ndo, "%s > %s: ",
333 ipaddr_string(ndo, &ip->ip_src),
334 ipaddr_string(ndo, &ip->ip_dst)));
335 } else {
336 ND_PRINT((ndo, "%s.%s > %s.%s: ",
337 ipaddr_string(ndo, &ip->ip_src),
338 udpport_string(sport),
339 ipaddr_string(ndo, &ip->ip_dst),
340 udpport_string(dport)));
341 }
342 } else {
343 if (sport != -1) {
344 ND_PRINT((ndo, "%s > %s: ",
345 udpport_string(sport),
346 udpport_string(dport)));
347 }
348 }
349 }
350 }
351
352 void
353 udp_print(netdissect_options *ndo, register const u_char *bp, u_int length,
354 register const u_char *bp2, int fragmented)
355 {
356 register const struct udphdr *up;
357 register const struct ip *ip;
358 register const u_char *cp;
359 register const u_char *ep = bp + length;
360 uint16_t sport, dport, ulen;
361 #ifdef INET6
362 register const struct ip6_hdr *ip6;
363 #endif
364
365 if (ep > ndo->ndo_snapend)
366 ep = ndo->ndo_snapend;
367 up = (struct udphdr *)bp;
368 ip = (struct ip *)bp2;
369 #ifdef INET6
370 if (IP_V(ip) == 6)
371 ip6 = (struct ip6_hdr *)bp2;
372 else
373 ip6 = NULL;
374 #endif /*INET6*/
375 if (!ND_TTEST(up->uh_dport)) {
376 udpipaddr_print(ndo, ip, -1, -1);
377 ND_PRINT((ndo, "[|udp]"));
378 return;
379 }
380
381 sport = EXTRACT_16BITS(&up->uh_sport);
382 dport = EXTRACT_16BITS(&up->uh_dport);
383
384 if (length < sizeof(struct udphdr)) {
385 udpipaddr_print(ndo, ip, sport, dport);
386 ND_PRINT((ndo, "truncated-udp %d", length));
387 return;
388 }
389 ulen = EXTRACT_16BITS(&up->uh_ulen);
390 if (ulen < sizeof(struct udphdr)) {
391 udpipaddr_print(ndo, ip, sport, dport);
392 ND_PRINT((ndo, "truncated-udplength %d", ulen));
393 return;
394 }
395 ulen -= sizeof(struct udphdr);
396 length -= sizeof(struct udphdr);
397 if (ulen < length)
398 length = ulen;
399
400 cp = (u_char *)(up + 1);
401 if (cp > ndo->ndo_snapend) {
402 udpipaddr_print(ndo, ip, sport, dport);
403 ND_PRINT((ndo, "[|udp]"));
404 return;
405 }
406
407 if (ndo->ndo_packettype) {
408 register struct sunrpc_msg *rp;
409 enum sunrpc_msg_type direction;
410
411 switch (ndo->ndo_packettype) {
412
413 case PT_VAT:
414 udpipaddr_print(ndo, ip, sport, dport);
415 vat_print(ndo, (void *)(up + 1), up);
416 break;
417
418 case PT_WB:
419 udpipaddr_print(ndo, ip, sport, dport);
420 wb_print(ndo, (void *)(up + 1), length);
421 break;
422
423 case PT_RPC:
424 rp = (struct sunrpc_msg *)(up + 1);
425 direction = (enum sunrpc_msg_type)EXTRACT_32BITS(&rp->rm_direction);
426 if (direction == SUNRPC_CALL)
427 #ifndef __minix
428 sunrpcrequest_print(ndo, (u_char *)rp, length,
429 (u_char *)ip);
430 #else /* __minix */
431 /*
432 * FIXME: remove this exception once rpc has
433 * been imported!
434 */
435 /*nothing*/;
436 #endif /* __minix */
437 else
438 nfsreply_print(ndo, (u_char *)rp, length,
439 (u_char *)ip); /*XXX*/
440 break;
441
442 case PT_RTP:
443 udpipaddr_print(ndo, ip, sport, dport);
444 rtp_print(ndo, (void *)(up + 1), length, up);
445 break;
446
447 case PT_RTCP:
448 udpipaddr_print(ndo, ip, sport, dport);
449 while (cp < ep)
450 cp = rtcp_print(ndo, cp, ep);
451 break;
452
453 case PT_SNMP:
454 udpipaddr_print(ndo, ip, sport, dport);
455 snmp_print(ndo, (const u_char *)(up + 1), length);
456 break;
457
458 case PT_CNFP:
459 udpipaddr_print(ndo, ip, sport, dport);
460 cnfp_print(ndo, cp);
461 break;
462
463 case PT_TFTP:
464 udpipaddr_print(ndo, ip, sport, dport);
465 tftp_print(ndo, cp, length);
466 break;
467
468 case PT_AODV:
469 udpipaddr_print(ndo, ip, sport, dport);
470 aodv_print(ndo, (const u_char *)(up + 1), length,
471 #ifdef INET6
472 ip6 != NULL);
473 #else
474 0);
475 #endif
476 break;
477
478 case PT_RADIUS:
479 udpipaddr_print(ndo, ip, sport, dport);
480 radius_print(ndo, cp, length);
481 break;
482
483 case PT_VXLAN:
484 udpipaddr_print(ndo, ip, sport, dport);
485 vxlan_print(ndo, (const u_char *)(up + 1), length);
486 break;
487
488 case PT_PGM:
489 case PT_PGM_ZMTP1:
490 udpipaddr_print(ndo, ip, sport, dport);
491 pgm_print(ndo, cp, length, bp2);
492 break;
493 case PT_LMP:
494 udpipaddr_print(ndo, ip, sport, dport);
495 lmp_print(ndo, cp, length);
496 break;
497 }
498 return;
499 }
500
501 udpipaddr_print(ndo, ip, sport, dport);
502 if (!ndo->ndo_qflag) {
503 register struct sunrpc_msg *rp;
504 enum sunrpc_msg_type direction;
505
506 rp = (struct sunrpc_msg *)(up + 1);
507 if (ND_TTEST(rp->rm_direction)) {
508 direction = (enum sunrpc_msg_type)EXTRACT_32BITS(&rp->rm_direction);
509 if (dport == NFS_PORT && direction == SUNRPC_CALL) {
510 ND_PRINT((ndo, "NFS request xid %u ", EXTRACT_32BITS(&rp->rm_xid)));
511 nfsreq_print_noaddr(ndo, (u_char *)rp, length,
512 (u_char *)ip);
513 return;
514 }
515 if (sport == NFS_PORT && direction == SUNRPC_REPLY) {
516 ND_PRINT((ndo, "NFS reply xid %u ", EXTRACT_32BITS(&rp->rm_xid)));
517 nfsreply_print_noaddr(ndo, (u_char *)rp, length,
518 (u_char *)ip);
519 return;
520 }
521 #ifdef notdef
522 if (dport == SUNRPC_PORT && direction == SUNRPC_CALL) {
523 sunrpcrequest_print((u_char *)rp, length, (u_char *)ip);
524 return;
525 }
526 #endif
527 }
528 if (ND_TTEST(((struct LAP *)cp)->type) &&
529 ((struct LAP *)cp)->type == lapDDP &&
530 (atalk_port(sport) || atalk_port(dport))) {
531 if (ndo->ndo_vflag)
532 ND_PRINT((ndo, "kip "));
533 llap_print(ndo, cp, length);
534 return;
535 }
536 }
537
538 if (ndo->ndo_vflag && !ndo->ndo_Kflag && !fragmented) {
539 /* Check the checksum, if possible. */
540 uint16_t sum, udp_sum;
541
542 /*
543 * XXX - do this even if vflag == 1?
544 * TCP does, and we do so for UDP-over-IPv6.
545 */
546 if (IP_V(ip) == 4 && (ndo->ndo_vflag > 1)) {
547 udp_sum = EXTRACT_16BITS(&up->uh_sum);
548 if (udp_sum == 0) {
549 ND_PRINT((ndo, "[no cksum] "));
550 } else if (ND_TTEST2(cp[0], length)) {
551 sum = udp_cksum(ndo, ip, up, length + sizeof(struct udphdr));
552
553 if (sum != 0) {
554 ND_PRINT((ndo, "[bad udp cksum 0x%04x -> 0x%04x!] ",
555 udp_sum,
556 in_cksum_shouldbe(udp_sum, sum)));
557 } else
558 ND_PRINT((ndo, "[udp sum ok] "));
559 }
560 }
561 #ifdef INET6
562 else if (IP_V(ip) == 6 && ip6->ip6_plen) {
563 /* for IPv6, UDP checksum is mandatory */
564 if (ND_TTEST2(cp[0], length)) {
565 sum = udp6_cksum(ip6, up, length + sizeof(struct udphdr));
566 udp_sum = EXTRACT_16BITS(&up->uh_sum);
567
568 if (sum != 0) {
569 ND_PRINT((ndo, "[bad udp cksum 0x%04x -> 0x%04x!] ",
570 udp_sum,
571 in_cksum_shouldbe(udp_sum, sum)));
572 } else
573 ND_PRINT((ndo, "[udp sum ok] "));
574 }
575 }
576 #endif
577 }
578
579 if (!ndo->ndo_qflag) {
580 #define ISPORT(p) (dport == (p) || sport == (p))
581 if (ISPORT(NAMESERVER_PORT))
582 ns_print(ndo, (const u_char *)(up + 1), length, 0);
583 else if (ISPORT(MULTICASTDNS_PORT))
584 ns_print(ndo, (const u_char *)(up + 1), length, 1);
585 else if (ISPORT(TIMED_PORT))
586 timed_print(ndo, (const u_char *)(up + 1));
587 else if (ISPORT(TFTP_PORT))
588 tftp_print(ndo, (const u_char *)(up + 1), length);
589 else if (ISPORT(BOOTPC_PORT) || ISPORT(BOOTPS_PORT))
590 bootp_print(ndo, (const u_char *)(up + 1), length);
591 else if (ISPORT(RIP_PORT))
592 rip_print(ndo, (const u_char *)(up + 1), length);
593 else if (ISPORT(AODV_PORT))
594 aodv_print(ndo, (const u_char *)(up + 1), length,
595 #ifdef INET6
596 ip6 != NULL);
597 #else
598 0);
599 #endif
600 else if (ISPORT(ISAKMP_PORT))
601 isakmp_print(ndo, (const u_char *)(up + 1), length, bp2);
602 else if (ISPORT(ISAKMP_PORT_NATT))
603 isakmp_rfc3948_print(ndo, (const u_char *)(up + 1), length, bp2);
604 #if 1 /*???*/
605 else if (ISPORT(ISAKMP_PORT_USER1) || ISPORT(ISAKMP_PORT_USER2))
606 isakmp_print(ndo, (const u_char *)(up + 1), length, bp2);
607 #endif
608 else if (ISPORT(SNMP_PORT) || ISPORT(SNMPTRAP_PORT))
609 snmp_print(ndo, (const u_char *)(up + 1), length);
610 else if (ISPORT(NTP_PORT))
611 ntp_print(ndo, (const u_char *)(up + 1), length);
612 else if (ISPORT(KERBEROS_PORT) || ISPORT(KERBEROS_SEC_PORT))
613 krb_print(ndo, (const void *)(up + 1));
614 else if (ISPORT(L2TP_PORT))
615 l2tp_print(ndo, (const u_char *)(up + 1), length);
616 #ifdef TCPDUMP_DO_SMB
617 else if (ISPORT(NETBIOS_NS_PORT))
618 nbt_udp137_print(ndo, (const u_char *)(up + 1), length);
619 else if (ISPORT(NETBIOS_DGRAM_PORT))
620 nbt_udp138_print(ndo, (const u_char *)(up + 1), length);
621 #endif
622 else if (dport == VAT_PORT)
623 vat_print(ndo, (const void *)(up + 1), up);
624 else if (ISPORT(ZEPHYR_SRV_PORT) || ISPORT(ZEPHYR_CLT_PORT))
625 zephyr_print(ndo, (const void *)(up + 1), length);
626 /*
627 * Since there are 10 possible ports to check, I think
628 * a <> test would be more efficient
629 */
630 else if ((sport >= RX_PORT_LOW && sport <= RX_PORT_HIGH) ||
631 (dport >= RX_PORT_LOW && dport <= RX_PORT_HIGH))
632 rx_print(ndo, (const void *)(up + 1), length, sport, dport,
633 (u_char *) ip);
634 #ifdef INET6
635 else if (ISPORT(RIPNG_PORT))
636 ripng_print(ndo, (const u_char *)(up + 1), length);
637 else if (ISPORT(DHCP6_SERV_PORT) || ISPORT(DHCP6_CLI_PORT))
638 dhcp6_print(ndo, (const u_char *)(up + 1), length);
639 else if (ISPORT(AHCP_PORT))
640 ahcp_print(ndo, (const u_char *)(up + 1), length);
641 else if (ISPORT(BABEL_PORT) || ISPORT(BABEL_PORT_OLD))
642 babel_print(ndo, (const u_char *)(up + 1), length);
643 #endif /*INET6*/
644 /*
645 * Kludge in test for whiteboard packets.
646 */
647 else if (dport == WB_PORT)
648 wb_print(ndo, (const void *)(up + 1), length);
649 else if (ISPORT(CISCO_AUTORP_PORT))
650 cisco_autorp_print(ndo, (const void *)(up + 1), length);
651 else if (ISPORT(RADIUS_PORT) ||
652 ISPORT(RADIUS_NEW_PORT) ||
653 ISPORT(RADIUS_ACCOUNTING_PORT) ||
654 ISPORT(RADIUS_NEW_ACCOUNTING_PORT) ||
655 ISPORT(RADIUS_COA_PORT) )
656 radius_print(ndo, (const u_char *)(up+1), length);
657 else if (dport == HSRP_PORT)
658 hsrp_print(ndo, (const u_char *)(up + 1), length);
659 else if (ISPORT(LWRES_PORT))
660 lwres_print(ndo, (const u_char *)(up + 1), length);
661 else if (ISPORT(LDP_PORT))
662 ldp_print(ndo, (const u_char *)(up + 1), length);
663 else if (ISPORT(OLSR_PORT))
664 olsr_print(ndo, (const u_char *)(up + 1), length,
665 #if INET6
666 (IP_V(ip) == 6) ? 1 : 0);
667 #else
668 0);
669 #endif
670 else if (ISPORT(MPLS_LSP_PING_PORT))
671 lspping_print(ndo, (const u_char *)(up + 1), length);
672 else if (dport == BFD_CONTROL_PORT ||
673 dport == BFD_ECHO_PORT )
674 bfd_print(ndo, (const u_char *)(up+1), length, dport);
675 else if (ISPORT(LMP_PORT))
676 lmp_print(ndo, (const u_char *)(up + 1), length);
677 else if (ISPORT(VQP_PORT))
678 vqp_print(ndo, (const u_char *)(up + 1), length);
679 else if (ISPORT(SFLOW_PORT))
680 sflow_print(ndo, (const u_char *)(up + 1), length);
681 else if (dport == LWAPP_CONTROL_PORT)
682 lwapp_control_print(ndo, (const u_char *)(up + 1), length, 1);
683 else if (sport == LWAPP_CONTROL_PORT)
684 lwapp_control_print(ndo, (const u_char *)(up + 1), length, 0);
685 else if (ISPORT(LWAPP_DATA_PORT))
686 lwapp_data_print(ndo, (const u_char *)(up + 1), length);
687 else if (ISPORT(SIP_PORT))
688 sip_print(ndo, (const u_char *)(up + 1), length);
689 else if (ISPORT(SYSLOG_PORT))
690 syslog_print(ndo, (const u_char *)(up + 1), length);
691 else if (ISPORT(OTV_PORT))
692 otv_print(ndo, (const u_char *)(up + 1), length);
693 else if (ISPORT(VXLAN_PORT))
694 vxlan_print(ndo, (const u_char *)(up + 1), length);
695 else if (ISPORT(GENEVE_PORT))
696 geneve_print(ndo, (const u_char *)(up + 1), length);
697 else {
698 if (ulen > length)
699 ND_PRINT((ndo, "UDP, bad length %u > %u",
700 ulen, length));
701 else
702 ND_PRINT((ndo, "UDP, length %u", ulen));
703 }
704 #undef ISPORT
705 } else {
706 if (ulen > length)
707 ND_PRINT((ndo, "UDP, bad length %u > %u",
708 ulen, length));
709 else
710 ND_PRINT((ndo, "UDP, length %u", ulen));
711 }
712 }
713
714
715 /*
716 * Local Variables:
717 * c-style: whitesmith
718 * c-basic-offset: 8
719 * End:
720 */
721
MINIX 3 (repo.or.cz mirror)