contrib/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  * $FreeBSD$
  22  */
  23
  24 #ifndef lint
  25 static const char rcsid[] _U_ =
  26     "@(#) $Header: /tcpdump/master/tcpdump/print-udp.c,v 1.142 2007-08-08 17:20:58 hannes Exp $ (LBL)";
  27 #endif
  28
  29 #ifdef HAVE_CONFIG_H
  30 #include "config.h"
  31 #endif
  32
  33 #include <tcpdump-stdinc.h>
  34
  35 #ifdef SEGSIZE
  36 #undef SEGSIZE
  37 #endif
  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
 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
 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 *
 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
 287 static int udp_cksum(register const struct ip *ip,
 288                      register const struct udphdr *up,
 289                      register u_int len)
 290 {
 291         return (nextproto4_cksum(ip, (const u_int8_t *)(void *)up, len,
 292             IPPROTO_UDP));
 293 }
 294
 295 #ifdef INET6
 296 static int udp6_cksum(const struct ip6_hdr *ip6, const struct udphdr *up,
 297         u_int len)
 298 {
 299         return (nextproto6_cksum(ip6, (const u_int8_t *)(void *)up, len,
 300             IPPROTO_UDP));
 301 }
 302 #endif
 303
 304 static void
 305 udpipaddr_print(const struct ip *ip, int sport, int dport)
 306 {
 307 #ifdef INET6
 308         const struct ip6_hdr *ip6;
 309
 310         if (IP_V(ip) == 6)
 311                 ip6 = (const struct ip6_hdr *)ip;
 312         else
 313                 ip6 = NULL;
 314
 315         if (ip6) {
 316                 if (ip6->ip6_nxt == IPPROTO_UDP) {
 317                         if (sport == -1) {
 318                                 (void)printf("%s > %s: ",
 319                                         ip6addr_string(&ip6->ip6_src),
 320                                         ip6addr_string(&ip6->ip6_dst));
 321                         } else {
 322                                 (void)printf("%s.%s > %s.%s: ",
 323                                         ip6addr_string(&ip6->ip6_src),
 324                                         udpport_string(sport),
 325                                         ip6addr_string(&ip6->ip6_dst),
 326                                         udpport_string(dport));
 327                         }
 328                 } else {
 329                         if (sport != -1) {
 330                                 (void)printf("%s > %s: ",
 331                                         udpport_string(sport),
 332                                         udpport_string(dport));
 333                         }
 334                 }
 335         } else
 336 #endif /*INET6*/
 337         {
 338                 if (ip->ip_p == IPPROTO_UDP) {
 339                         if (sport == -1) {
 340                                 (void)printf("%s > %s: ",
 341                                         ipaddr_string(&ip->ip_src),
 342                                         ipaddr_string(&ip->ip_dst));
 343                         } else {
 344                                 (void)printf("%s.%s > %s.%s: ",
 345                                         ipaddr_string(&ip->ip_src),
 346                                         udpport_string(sport),
 347                                         ipaddr_string(&ip->ip_dst),
 348                                         udpport_string(dport));
 349                         }
 350                 } else {
 351                         if (sport != -1) {
 352                                 (void)printf("%s > %s: ",
 353                                         udpport_string(sport),
 354                                         udpport_string(dport));
 355                         }
 356                 }
 357         }
 358 }
 359
 360 void
 361 udp_print(register const u_char *bp, u_int length,
 362           register const u_char *bp2, int fragmented)
 363 {
 364         register const struct udphdr *up;
 365         register const struct ip *ip;
 366         register const u_char *cp;
 367         register const u_char *ep = bp + length;
 368         u_int16_t sport, dport, ulen;
 369 #ifdef INET6
 370         register const struct ip6_hdr *ip6;
 371 #endif
 372
 373         if (ep > snapend)
 374                 ep = snapend;
 375         up = (struct udphdr *)bp;
 376         ip = (struct ip *)bp2;
 377 #ifdef INET6
 378         if (IP_V(ip) == 6)
 379                 ip6 = (struct ip6_hdr *)bp2;
 380         else
 381                 ip6 = NULL;
 382 #endif /*INET6*/
 383         cp = (u_char *)(up + 1);
 384         if (!TTEST(up->uh_dport)) {
 385                 udpipaddr_print(ip, -1, -1);
 386                 (void)printf("[|udp]");
 387                 return;
 388         }
 389
 390         sport = EXTRACT_16BITS(&up->uh_sport);
 391         dport = EXTRACT_16BITS(&up->uh_dport);
 392
 393         if (length < sizeof(struct udphdr)) {
 394                 udpipaddr_print(ip, sport, dport);
 395                 (void)printf("truncated-udp %d", length);
 396                 return;
 397         }
 398         length -= sizeof(struct udphdr);
 399
 400         if (cp > snapend) {
 401                 udpipaddr_print(ip, sport, dport);
 402                 (void)printf("[|udp]");
 403                 return;
 404         }
 405
 406         ulen = EXTRACT_16BITS(&up->uh_ulen);
 407         if (ulen < 8) {
 408                 udpipaddr_print(ip, sport, dport);
 409                 (void)printf("truncated-udplength %d", ulen);
 410                 return;
 411         }
 412         if (packettype) {
 413                 register struct sunrpc_msg *rp;
 414                 enum sunrpc_msg_type direction;
 415
 416                 switch (packettype) {
 417
 418                 case PT_VAT:
 419                         udpipaddr_print(ip, sport, dport);
 420                         vat_print((void *)(up + 1), up);
 421                         break;
 422
 423                 case PT_WB:
 424                         udpipaddr_print(ip, sport, dport);
 425                         wb_print((void *)(up + 1), length);
 426                         break;
 427
 428                 case PT_RPC:
 429                         rp = (struct sunrpc_msg *)(up + 1);
 430                         direction = (enum sunrpc_msg_type)EXTRACT_32BITS(&rp->rm_direction);
 431                         if (direction == SUNRPC_CALL)
 432                                 sunrpcrequest_print((u_char *)rp, length,
 433                                     (u_char *)ip);
 434                         else
 435                                 nfsreply_print((u_char *)rp, length,
 436                                     (u_char *)ip);                      /*XXX*/
 437                         break;
 438
 439                 case PT_RTP:
 440                         udpipaddr_print(ip, sport, dport);
 441                         rtp_print((void *)(up + 1), length, up);
 442                         break;
 443
 444                 case PT_RTCP:
 445                         udpipaddr_print(ip, sport, dport);
 446                         while (cp < ep)
 447                                 cp = rtcp_print(cp, ep);
 448                         break;
 449
 450                 case PT_SNMP:
 451                         udpipaddr_print(ip, sport, dport);
 452                         snmp_print((const u_char *)(up + 1), length);
 453                         break;
 454
 455                 case PT_CNFP:
 456                         udpipaddr_print(ip, sport, dport);
 457                         cnfp_print(cp, (const u_char *)ip);
 458                         break;
 459
 460                 case PT_TFTP:
 461                         udpipaddr_print(ip, sport, dport);
 462                         tftp_print(cp, length);
 463                         break;
 464
 465                 case PT_AODV:
 466                         udpipaddr_print(ip, sport, dport);
 467                         aodv_print((const u_char *)(up + 1), length,
 468 #ifdef INET6
 469                             ip6 != NULL);
 470 #else
 471                             0);
 472 #endif
 473                         break;
 474
 475                 case PT_RADIUS:
 476                         udpipaddr_print(ip, sport, dport);
 477                         radius_print(cp, length);
 478                         break;
 479
 480                 case PT_VXLAN:
 481                         udpipaddr_print(ip, sport, dport);
 482                         vxlan_print((const u_char *)(up + 1), length);
 483                         break;
 484                 }
 485                 return;
 486         }
 487
 488         if (!qflag) {
 489                 register struct sunrpc_msg *rp;
 490                 enum sunrpc_msg_type direction;
 491
 492                 rp = (struct sunrpc_msg *)(up + 1);
 493                 if (TTEST(rp->rm_direction)) {
 494                         direction = (enum sunrpc_msg_type)EXTRACT_32BITS(&rp->rm_direction);
 495                         if (dport == NFS_PORT && direction == SUNRPC_CALL) {
 496                                 nfsreq_print((u_char *)rp, length,
 497                                     (u_char *)ip);
 498                                 return;
 499                         }
 500                         if (sport == NFS_PORT && direction == SUNRPC_REPLY) {
 501                                 nfsreply_print((u_char *)rp, length,
 502                                     (u_char *)ip);
 503                                 return;
 504                         }
 505 #ifdef notdef
 506                         if (dport == SUNRPC_PORT && direction == SUNRPC_CALL) {
 507                                 sunrpcrequest_print((u_char *)rp, length, (u_char *)ip);
 508                                 return;
 509                         }
 510 #endif
 511                 }
 512                 if (TTEST(((struct LAP *)cp)->type) &&
 513                     ((struct LAP *)cp)->type == lapDDP &&
 514                     (atalk_port(sport) || atalk_port(dport))) {
 515                         if (vflag)
 516                                 fputs("kip ", stdout);
 517                         llap_print(cp, length);
 518                         return;
 519                 }
 520         }
 521         udpipaddr_print(ip, sport, dport);
 522
 523         if (vflag && !Kflag && !fragmented) {
 524                 /* Check the checksum, if possible. */
 525                 u_int16_t sum, udp_sum;
 526
 527                 /*
 528                  * XXX - do this even if vflag == 1?
 529                  * TCP does, and we do so for UDP-over-IPv6.
 530                  */
 531                 if (IP_V(ip) == 4 && (vflag > 1)) {
 532                         udp_sum = EXTRACT_16BITS(&up->uh_sum);
 533                         if (udp_sum == 0) {
 534                                 (void)printf("[no cksum] ");
 535                         } else if (TTEST2(cp[0], length)) {
 536                                 sum = udp_cksum(ip, up, length + sizeof(struct udphdr));
 537
 538                                 if (sum != 0) {
 539                                         (void)printf("[bad udp cksum 0x%04x -> 0x%04x!] ",
 540                                             udp_sum,
 541                                             in_cksum_shouldbe(udp_sum, sum));
 542                                 } else
 543                                         (void)printf("[udp sum ok] ");
 544                         }
 545                 }
 546 #ifdef INET6
 547                 else if (IP_V(ip) == 6 && ip6->ip6_plen) {
 548                         /* for IPv6, UDP checksum is mandatory */
 549                         if (TTEST2(cp[0], length)) {
 550                                 sum = udp6_cksum(ip6, up, length + sizeof(struct udphdr));
 551                                 udp_sum = EXTRACT_16BITS(&up->uh_sum);
 552
 553                                 if (sum != 0) {
 554                                         (void)printf("[bad udp cksum 0x%04x -> 0x%04x!] ",
 555                                             udp_sum,
 556                                             in_cksum_shouldbe(udp_sum, sum));
 557                                 } else
 558                                         (void)printf("[udp sum ok] ");
 559                         }
 560                 }
 561 #endif
 562         }
 563
 564         if (!qflag) {
 565 #define ISPORT(p) (dport == (p) || sport == (p))
 566                 if (ISPORT(NAMESERVER_PORT))
 567                         ns_print((const u_char *)(up + 1), length, 0);
 568                 else if (ISPORT(MULTICASTDNS_PORT))
 569                         ns_print((const u_char *)(up + 1), length, 1);
 570                 else if (ISPORT(TIMED_PORT))
 571                         timed_print((const u_char *)(up + 1));
 572                 else if (ISPORT(TFTP_PORT))
 573                         tftp_print((const u_char *)(up + 1), length);
 574                 else if (ISPORT(IPPORT_BOOTPC) || ISPORT(IPPORT_BOOTPS))
 575                         bootp_print((const u_char *)(up + 1), length);
 576                 else if (ISPORT(RIP_PORT))
 577                         rip_print((const u_char *)(up + 1), length);
 578                 else if (ISPORT(AODV_PORT))
 579                         aodv_print((const u_char *)(up + 1), length,
 580 #ifdef INET6
 581                             ip6 != NULL);
 582 #else
 583                             0);
 584 #endif
 585                 else if (ISPORT(ISAKMP_PORT))
 586                          isakmp_print(gndo, (const u_char *)(up + 1), length, bp2);
 587                 else if (ISPORT(ISAKMP_PORT_NATT))
 588                          isakmp_rfc3948_print(gndo, (const u_char *)(up + 1), length, bp2);
 589 #if 1 /*???*/
 590                 else if (ISPORT(ISAKMP_PORT_USER1) || ISPORT(ISAKMP_PORT_USER2))
 591                         isakmp_print(gndo, (const u_char *)(up + 1), length, bp2);
 592 #endif
 593                 else if (ISPORT(SNMP_PORT) || ISPORT(SNMPTRAP_PORT))
 594                         snmp_print((const u_char *)(up + 1), length);
 595                 else if (ISPORT(NTP_PORT))
 596                         ntp_print((const u_char *)(up + 1), length);
 597                 else if (ISPORT(KERBEROS_PORT) || ISPORT(KERBEROS_SEC_PORT))
 598                         krb_print((const void *)(up + 1));
 599                 else if (ISPORT(L2TP_PORT))
 600                         l2tp_print((const u_char *)(up + 1), length);
 601 #ifdef TCPDUMP_DO_SMB
 602                 else if (ISPORT(NETBIOS_NS_PORT))
 603                         nbt_udp137_print((const u_char *)(up + 1), length);
 604                 else if (ISPORT(NETBIOS_DGRAM_PORT))
 605                         nbt_udp138_print((const u_char *)(up + 1), length);
 606 #endif
 607                 else if (dport == 3456)
 608                         vat_print((const void *)(up + 1), up);
 609                 else if (ISPORT(ZEPHYR_SRV_PORT) || ISPORT(ZEPHYR_CLT_PORT))
 610                         zephyr_print((const void *)(up + 1), length);
 611                 /*
 612                  * Since there are 10 possible ports to check, I think
 613                  * a <> test would be more efficient
 614                  */
 615                 else if ((sport >= RX_PORT_LOW && sport <= RX_PORT_HIGH) ||
 616                          (dport >= RX_PORT_LOW && dport <= RX_PORT_HIGH))
 617                         rx_print((const void *)(up + 1), length, sport, dport,
 618                                  (u_char *) ip);
 619 #ifdef INET6
 620                 else if (ISPORT(RIPNG_PORT))
 621                         ripng_print((const u_char *)(up + 1), length);
 622                 else if (ISPORT(DHCP6_SERV_PORT) || ISPORT(DHCP6_CLI_PORT))
 623                         dhcp6_print((const u_char *)(up + 1), length);
 624                 else if (ISPORT(BABEL_PORT) || ISPORT(BABEL_PORT_OLD))
 625                         babel_print((const u_char *)(up + 1), length);
 626 #endif /*INET6*/
 627                 /*
 628                  * Kludge in test for whiteboard packets.
 629                  */
 630                 else if (dport == 4567)
 631                         wb_print((const void *)(up + 1), length);
 632                 else if (ISPORT(CISCO_AUTORP_PORT))
 633                         cisco_autorp_print((const void *)(up + 1), length);
 634                 else if (ISPORT(RADIUS_PORT) ||
 635                          ISPORT(RADIUS_NEW_PORT) ||
 636                          ISPORT(RADIUS_ACCOUNTING_PORT) ||
 637                          ISPORT(RADIUS_NEW_ACCOUNTING_PORT) )
 638                         radius_print((const u_char *)(up+1), length);
 639                 else if (dport == HSRP_PORT)
 640                         hsrp_print((const u_char *)(up + 1), length);
 641                 else if (ISPORT(LWRES_PORT))
 642                         lwres_print((const u_char *)(up + 1), length);
 643                 else if (ISPORT(LDP_PORT))
 644                         ldp_print((const u_char *)(up + 1), length);
 645                 else if (ISPORT(OLSR_PORT))
 646                         olsr_print((const u_char *)(up + 1), length,
 647 #if INET6
 648                                         (IP_V(ip) == 6) ? 1 : 0);
 649 #else
 650                                         0);
 651 #endif
 652                 else if (ISPORT(MPLS_LSP_PING_PORT))
 653                         lspping_print((const u_char *)(up + 1), length);
 654                 else if (dport == BFD_CONTROL_PORT ||
 655                          dport == BFD_ECHO_PORT )
 656                         bfd_print((const u_char *)(up+1), length, dport);
 657                 else if (ISPORT(LMP_PORT))
 658                         lmp_print((const u_char *)(up + 1), length);
 659                 else if (ISPORT(VQP_PORT))
 660                         vqp_print((const u_char *)(up + 1), length);
 661                 else if (ISPORT(SFLOW_PORT))
 662                         sflow_print((const u_char *)(up + 1), length);
 663                 else if (dport == LWAPP_CONTROL_PORT)
 664                         lwapp_control_print((const u_char *)(up + 1), length, 1);
 665                 else if (sport == LWAPP_CONTROL_PORT)
 666                         lwapp_control_print((const u_char *)(up + 1), length, 0);
 667                 else if (ISPORT(LWAPP_DATA_PORT))
 668                         lwapp_data_print((const u_char *)(up + 1), length);
 669                 else if (ISPORT(SIP_PORT))
 670                         sip_print((const u_char *)(up + 1), length);
 671                 else if (ISPORT(SYSLOG_PORT))
 672                         syslog_print((const u_char *)(up + 1), length);
 673                 else if (ISPORT(OTV_PORT))
 674                         otv_print((const u_char *)(up + 1), length);
 675                 else
 676                         (void)printf("UDP, length %u",
 677                             (u_int32_t)(ulen - sizeof(*up)));
 678 #undef ISPORT
 679         } else
 680                 (void)printf("UDP, length %u", (u_int32_t)(ulen - sizeof(*up)));
 681 }
 682
 683
 684 /*
 685  * Local Variables:
 686  * c-style: whitesmith
 687  * c-basic-offset: 8
 688  * End:
 689  */
 690