Local changes: - Update some local modifications to fix build - Synch config.h with upstream as much as possible Changelog: https://git.tcpdump.org/tcpdump/blob/55bc126b0216cfe409b8d6bd378f65679d136ddf:/CHANGES Reviewed by: emaste Obtained from: https://www.tcpdump.org/release/tcpdump-4.99.4.tar.gz Sponsored by: The FreeBSD Foundation
744 lines
20 KiB
C
744 lines
20 KiB
C
/*
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* Copyright (c) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that: (1) source code distributions
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* retain the above copyright notice and this paragraph in its entirety, (2)
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* distributions including binary code include the above copyright notice and
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* this paragraph in its entirety in the documentation or other materials
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* provided with the distribution, and (3) all advertising materials mentioning
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* features or use of this software display the following acknowledgement:
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* ``This product includes software developed by the University of California,
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* Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
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* the University nor the names of its contributors may be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*/
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/* \summary: UDP printer */
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "netdissect-stdinc.h"
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#include "netdissect.h"
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#include "addrtoname.h"
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#include "extract.h"
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#include "appletalk.h"
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#include "udp.h"
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#include "ip.h"
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#include "ip6.h"
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#include "ipproto.h"
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#include "rpc_auth.h"
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#include "rpc_msg.h"
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#include "nfs.h"
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struct rtcphdr {
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nd_uint16_t rh_flags; /* T:2 P:1 CNT:5 PT:8 */
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nd_uint16_t rh_len; /* length of message (in words) */
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nd_uint32_t rh_ssrc; /* synchronization src id */
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};
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typedef struct {
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nd_uint32_t upper; /* more significant 32 bits */
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nd_uint32_t lower; /* less significant 32 bits */
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} ntp64;
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/*
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* Sender report.
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*/
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struct rtcp_sr {
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ntp64 sr_ntp; /* 64-bit ntp timestamp */
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nd_uint32_t sr_ts; /* reference media timestamp */
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nd_uint32_t sr_np; /* no. packets sent */
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nd_uint32_t sr_nb; /* no. bytes sent */
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};
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/*
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* Receiver report.
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* Time stamps are middle 32-bits of ntp timestamp.
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*/
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struct rtcp_rr {
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nd_uint32_t rr_srcid; /* sender being reported */
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nd_uint32_t rr_nl; /* no. packets lost */
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nd_uint32_t rr_ls; /* extended last seq number received */
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nd_uint32_t rr_dv; /* jitter (delay variance) */
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nd_uint32_t rr_lsr; /* orig. ts from last rr from this src */
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nd_uint32_t rr_dlsr; /* time from recpt of last rr to xmit time */
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};
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/*XXX*/
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#define RTCP_PT_SR 200
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#define RTCP_PT_RR 201
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#define RTCP_PT_SDES 202
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#define RTCP_SDES_CNAME 1
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#define RTCP_SDES_NAME 2
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#define RTCP_SDES_EMAIL 3
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#define RTCP_SDES_PHONE 4
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#define RTCP_SDES_LOC 5
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#define RTCP_SDES_TOOL 6
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#define RTCP_SDES_NOTE 7
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#define RTCP_SDES_PRIV 8
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#define RTCP_PT_BYE 203
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#define RTCP_PT_APP 204
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static void
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vat_print(netdissect_options *ndo, const u_char *hdr, u_int length)
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{
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/* vat/vt audio */
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u_int ts;
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ndo->ndo_protocol = "vat";
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if (length < 2) {
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ND_PRINT("udp/va/vat, length %u < 2", length);
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return;
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}
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ts = GET_BE_U_2(hdr);
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if ((ts & 0xf060) != 0) {
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/* probably vt */
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ND_PRINT("udp/vt %u %u / %u",
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length,
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ts & 0x3ff, ts >> 10);
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} else {
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/* probably vat */
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uint32_t i0, i1;
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if (length < 8) {
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ND_PRINT("udp/vat, length %u < 8", length);
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return;
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}
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i0 = GET_BE_U_4(&((const u_int *)hdr)[0]);
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i1 = GET_BE_U_4(&((const u_int *)hdr)[1]);
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ND_PRINT("udp/vat %u c%u %u%s",
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length - 8,
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i0 & 0xffff,
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i1, i0 & 0x800000? "*" : "");
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/* audio format */
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if (i0 & 0x1f0000)
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ND_PRINT(" f%u", (i0 >> 16) & 0x1f);
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if (i0 & 0x3f000000)
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ND_PRINT(" s%u", (i0 >> 24) & 0x3f);
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}
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}
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static void
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rtp_print(netdissect_options *ndo, const u_char *hdr, u_int len)
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{
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/* rtp v1 or v2 */
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const u_int *ip = (const u_int *)hdr;
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u_int hasopt, hasext, contype, hasmarker, dlen;
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uint32_t i0, i1;
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const char * ptype;
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ndo->ndo_protocol = "rtp";
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if (len < 8) {
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ND_PRINT("udp/rtp, length %u < 8", len);
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return;
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}
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i0 = GET_BE_U_4(&((const u_int *)hdr)[0]);
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i1 = GET_BE_U_4(&((const u_int *)hdr)[1]);
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dlen = len - 8;
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ip += 2;
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len >>= 2;
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len -= 2;
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hasopt = 0;
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hasext = 0;
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if ((i0 >> 30) == 1) {
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/* rtp v1 - draft-ietf-avt-rtp-04 */
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hasopt = i0 & 0x800000;
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contype = (i0 >> 16) & 0x3f;
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hasmarker = i0 & 0x400000;
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ptype = "rtpv1";
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} else {
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/* rtp v2 - RFC 3550 */
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if (dlen < 4) {
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ND_PRINT("udp/rtp, length %u < 12", dlen + 8);
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return;
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}
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hasext = i0 & 0x10000000;
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contype = (i0 >> 16) & 0x7f;
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hasmarker = i0 & 0x800000;
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dlen -= 4;
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ptype = "rtp";
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ip += 1;
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len -= 1;
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}
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ND_PRINT("udp/%s %u c%u %s%s %u %u",
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ptype,
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dlen,
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contype,
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(hasopt || hasext)? "+" : "",
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hasmarker? "*" : "",
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i0 & 0xffff,
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i1);
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if (ndo->ndo_vflag) {
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ND_PRINT(" %u", GET_BE_U_4(&((const u_int *)hdr)[2]));
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if (hasopt) {
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u_int i2, optlen;
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do {
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i2 = GET_BE_U_4(ip);
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optlen = (i2 >> 16) & 0xff;
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if (optlen == 0 || optlen > len) {
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ND_PRINT(" !opt");
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return;
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}
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ip += optlen;
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len -= optlen;
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} while ((int)i2 >= 0);
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}
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if (hasext) {
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u_int i2, extlen;
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i2 = GET_BE_U_4(ip);
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extlen = (i2 & 0xffff) + 1;
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if (extlen > len) {
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ND_PRINT(" !ext");
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return;
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}
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ip += extlen;
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}
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if (contype == 0x1f) /*XXX H.261 */
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ND_PRINT(" 0x%04x", GET_BE_U_4(ip) >> 16);
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}
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}
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static const u_char *
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rtcp_print(netdissect_options *ndo, const u_char *hdr, const u_char *ep)
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{
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/* rtp v2 control (rtcp) */
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const struct rtcp_rr *rr = 0;
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const struct rtcp_sr *sr;
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const struct rtcphdr *rh = (const struct rtcphdr *)hdr;
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u_int len;
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uint16_t flags;
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u_int cnt;
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double ts, dts;
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ndo->ndo_protocol = "rtcp";
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if ((const u_char *)(rh + 1) > ep)
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goto trunc;
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ND_TCHECK_SIZE(rh);
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len = (GET_BE_U_2(rh->rh_len) + 1) * 4;
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flags = GET_BE_U_2(rh->rh_flags);
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cnt = (flags >> 8) & 0x1f;
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switch (flags & 0xff) {
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case RTCP_PT_SR:
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sr = (const struct rtcp_sr *)(rh + 1);
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ND_PRINT(" sr");
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if (len != cnt * sizeof(*rr) + sizeof(*sr) + sizeof(*rh))
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ND_PRINT(" [%u]", len);
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if (ndo->ndo_vflag)
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ND_PRINT(" %u", GET_BE_U_4(rh->rh_ssrc));
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if ((const u_char *)(sr + 1) > ep)
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goto trunc;
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ND_TCHECK_SIZE(sr);
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ts = (double)(GET_BE_U_4(sr->sr_ntp.upper)) +
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((double)(GET_BE_U_4(sr->sr_ntp.lower)) /
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FMAXINT);
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ND_PRINT(" @%.2f %u %up %ub", ts, GET_BE_U_4(sr->sr_ts),
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GET_BE_U_4(sr->sr_np), GET_BE_U_4(sr->sr_nb));
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rr = (const struct rtcp_rr *)(sr + 1);
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break;
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case RTCP_PT_RR:
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ND_PRINT(" rr");
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if (len != cnt * sizeof(*rr) + sizeof(*rh))
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ND_PRINT(" [%u]", len);
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rr = (const struct rtcp_rr *)(rh + 1);
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if (ndo->ndo_vflag)
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ND_PRINT(" %u", GET_BE_U_4(rh->rh_ssrc));
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break;
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case RTCP_PT_SDES:
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ND_PRINT(" sdes %u", len);
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if (ndo->ndo_vflag)
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ND_PRINT(" %u", GET_BE_U_4(rh->rh_ssrc));
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cnt = 0;
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break;
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case RTCP_PT_BYE:
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ND_PRINT(" bye %u", len);
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if (ndo->ndo_vflag)
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ND_PRINT(" %u", GET_BE_U_4(rh->rh_ssrc));
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cnt = 0;
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break;
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default:
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ND_PRINT(" type-0x%x %u", flags & 0xff, len);
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cnt = 0;
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break;
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}
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if (cnt > 1)
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ND_PRINT(" c%u", cnt);
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while (cnt != 0) {
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if ((const u_char *)(rr + 1) > ep)
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goto trunc;
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ND_TCHECK_SIZE(rr);
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if (ndo->ndo_vflag)
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ND_PRINT(" %u", GET_BE_U_4(rr->rr_srcid));
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ts = (double)(GET_BE_U_4(rr->rr_lsr)) / 65536.;
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dts = (double)(GET_BE_U_4(rr->rr_dlsr)) / 65536.;
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ND_PRINT(" %ul %us %uj @%.2f+%.2f",
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GET_BE_U_4(rr->rr_nl) & 0x00ffffff,
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GET_BE_U_4(rr->rr_ls),
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GET_BE_U_4(rr->rr_dv), ts, dts);
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cnt--;
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}
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return (hdr + len);
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trunc:
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nd_print_trunc(ndo);
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return ep;
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}
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static uint16_t udp_cksum(netdissect_options *ndo, const struct ip *ip,
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const struct udphdr *up,
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u_int len)
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{
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return nextproto4_cksum(ndo, ip, (const uint8_t *)(const void *)up, len, len,
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IPPROTO_UDP);
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}
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static uint16_t udp6_cksum(netdissect_options *ndo, const struct ip6_hdr *ip6,
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const struct udphdr *up, u_int len)
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{
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return nextproto6_cksum(ndo, ip6, (const uint8_t *)(const void *)up, len, len,
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IPPROTO_UDP);
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}
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static void
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udpipaddr_print(netdissect_options *ndo, const struct ip *ip, int sport, int dport)
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{
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const struct ip6_hdr *ip6;
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if (IP_V(ip) == 6)
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ip6 = (const struct ip6_hdr *)ip;
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else
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ip6 = NULL;
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if (ip6) {
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if (GET_U_1(ip6->ip6_nxt) == IPPROTO_UDP) {
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if (sport == -1) {
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ND_PRINT("%s > %s: ",
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GET_IP6ADDR_STRING(ip6->ip6_src),
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GET_IP6ADDR_STRING(ip6->ip6_dst));
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} else {
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ND_PRINT("%s.%s > %s.%s: ",
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GET_IP6ADDR_STRING(ip6->ip6_src),
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udpport_string(ndo, (uint16_t)sport),
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GET_IP6ADDR_STRING(ip6->ip6_dst),
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udpport_string(ndo, (uint16_t)dport));
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}
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} else {
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if (sport != -1) {
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ND_PRINT("%s > %s: ",
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udpport_string(ndo, (uint16_t)sport),
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udpport_string(ndo, (uint16_t)dport));
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}
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}
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} else {
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if (GET_U_1(ip->ip_p) == IPPROTO_UDP) {
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if (sport == -1) {
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ND_PRINT("%s > %s: ",
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GET_IPADDR_STRING(ip->ip_src),
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GET_IPADDR_STRING(ip->ip_dst));
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} else {
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ND_PRINT("%s.%s > %s.%s: ",
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GET_IPADDR_STRING(ip->ip_src),
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udpport_string(ndo, (uint16_t)sport),
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GET_IPADDR_STRING(ip->ip_dst),
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udpport_string(ndo, (uint16_t)dport));
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}
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} else {
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if (sport != -1) {
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ND_PRINT("%s > %s: ",
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udpport_string(ndo, (uint16_t)sport),
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udpport_string(ndo, (uint16_t)dport));
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}
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}
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}
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}
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void
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udp_print(netdissect_options *ndo, const u_char *bp, u_int length,
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const u_char *bp2, int fragmented, u_int ttl_hl)
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{
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const struct udphdr *up;
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const struct ip *ip;
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const u_char *cp;
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const u_char *ep = ndo->ndo_snapend;
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uint16_t sport, dport;
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u_int ulen;
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const struct ip6_hdr *ip6;
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ndo->ndo_protocol = "udp";
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up = (const struct udphdr *)bp;
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ip = (const struct ip *)bp2;
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if (IP_V(ip) == 6)
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ip6 = (const struct ip6_hdr *)bp2;
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else
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ip6 = NULL;
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if (!ND_TTEST_2(up->uh_dport)) {
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udpipaddr_print(ndo, ip, -1, -1);
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goto trunc;
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}
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sport = GET_BE_U_2(up->uh_sport);
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dport = GET_BE_U_2(up->uh_dport);
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if (length < sizeof(struct udphdr)) {
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udpipaddr_print(ndo, ip, sport, dport);
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ND_PRINT("truncated-udp %u", length);
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return;
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}
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if (!ND_TTEST_2(up->uh_ulen)) {
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udpipaddr_print(ndo, ip, sport, dport);
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goto trunc;
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}
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ulen = GET_BE_U_2(up->uh_ulen);
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/*
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* IPv6 Jumbo Datagrams; see RFC 2675.
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* If the length is zero, and the length provided to us is
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* > 65535, use the provided length as the length.
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*/
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if (ulen == 0 && length > 65535)
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ulen = length;
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if (ulen < sizeof(struct udphdr)) {
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udpipaddr_print(ndo, ip, sport, dport);
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ND_PRINT("truncated-udplength %u", ulen);
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return;
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}
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ulen -= sizeof(struct udphdr);
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length -= sizeof(struct udphdr);
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if (ulen < length)
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length = ulen;
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cp = (const u_char *)(up + 1);
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if (cp > ndo->ndo_snapend) {
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udpipaddr_print(ndo, ip, sport, dport);
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goto trunc;
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}
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if (ndo->ndo_packettype) {
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const struct sunrpc_msg *rp;
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enum sunrpc_msg_type direction;
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switch (ndo->ndo_packettype) {
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case PT_VAT:
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udpipaddr_print(ndo, ip, sport, dport);
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vat_print(ndo, cp, length);
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break;
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case PT_WB:
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udpipaddr_print(ndo, ip, sport, dport);
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wb_print(ndo, cp, length);
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break;
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case PT_RPC:
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rp = (const struct sunrpc_msg *)cp;
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direction = (enum sunrpc_msg_type) GET_BE_U_4(rp->rm_direction);
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if (direction == SUNRPC_CALL)
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sunrpc_print(ndo, (const u_char *)rp, length,
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(const u_char *)ip);
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else
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nfsreply_print(ndo, (const u_char *)rp, length,
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(const u_char *)ip); /*XXX*/
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break;
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case PT_RTP:
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udpipaddr_print(ndo, ip, sport, dport);
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rtp_print(ndo, cp, length);
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break;
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case PT_RTCP:
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udpipaddr_print(ndo, ip, sport, dport);
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while (cp < ep)
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cp = rtcp_print(ndo, cp, ep);
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break;
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case PT_SNMP:
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udpipaddr_print(ndo, ip, sport, dport);
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snmp_print(ndo, cp, length);
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break;
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case PT_CNFP:
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udpipaddr_print(ndo, ip, sport, dport);
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cnfp_print(ndo, cp);
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break;
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case PT_TFTP:
|
|
udpipaddr_print(ndo, ip, sport, dport);
|
|
tftp_print(ndo, cp, length);
|
|
break;
|
|
|
|
case PT_AODV:
|
|
udpipaddr_print(ndo, ip, sport, dport);
|
|
aodv_print(ndo, cp, length,
|
|
ip6 != NULL);
|
|
break;
|
|
|
|
case PT_RADIUS:
|
|
udpipaddr_print(ndo, ip, sport, dport);
|
|
radius_print(ndo, cp, length);
|
|
break;
|
|
|
|
case PT_VXLAN:
|
|
udpipaddr_print(ndo, ip, sport, dport);
|
|
vxlan_print(ndo, cp, length);
|
|
break;
|
|
|
|
case PT_PGM:
|
|
case PT_PGM_ZMTP1:
|
|
udpipaddr_print(ndo, ip, sport, dport);
|
|
pgm_print(ndo, cp, length, bp2);
|
|
break;
|
|
case PT_LMP:
|
|
udpipaddr_print(ndo, ip, sport, dport);
|
|
lmp_print(ndo, cp, length);
|
|
break;
|
|
case PT_PTP:
|
|
udpipaddr_print(ndo, ip, sport, dport);
|
|
ptp_print(ndo, cp, length);
|
|
break;
|
|
case PT_SOMEIP:
|
|
udpipaddr_print(ndo, ip, sport, dport);
|
|
someip_print(ndo, cp, length);
|
|
break;
|
|
case PT_DOMAIN:
|
|
udpipaddr_print(ndo, ip, sport, dport);
|
|
/* over_tcp: FALSE, is_mdns: FALSE */
|
|
domain_print(ndo, cp, length, FALSE, FALSE);
|
|
break;
|
|
}
|
|
return;
|
|
}
|
|
|
|
udpipaddr_print(ndo, ip, sport, dport);
|
|
if (!ndo->ndo_qflag) {
|
|
const struct sunrpc_msg *rp;
|
|
enum sunrpc_msg_type direction;
|
|
|
|
rp = (const struct sunrpc_msg *)cp;
|
|
if (ND_TTEST_4(rp->rm_direction)) {
|
|
direction = (enum sunrpc_msg_type) GET_BE_U_4(rp->rm_direction);
|
|
if (dport == NFS_PORT && direction == SUNRPC_CALL) {
|
|
ND_PRINT("NFS request xid %u ",
|
|
GET_BE_U_4(rp->rm_xid));
|
|
nfsreq_noaddr_print(ndo, (const u_char *)rp, length,
|
|
(const u_char *)ip);
|
|
return;
|
|
}
|
|
if (sport == NFS_PORT && direction == SUNRPC_REPLY) {
|
|
ND_PRINT("NFS reply xid %u ",
|
|
GET_BE_U_4(rp->rm_xid));
|
|
nfsreply_noaddr_print(ndo, (const u_char *)rp, length,
|
|
(const u_char *)ip);
|
|
return;
|
|
}
|
|
#ifdef notdef
|
|
if (dport == SUNRPC_PORT && direction == SUNRPC_CALL) {
|
|
sunrpc_print((const u_char *)rp, length, (const u_char *)ip);
|
|
return;
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
if (ndo->ndo_vflag && !ndo->ndo_Kflag && !fragmented) {
|
|
/* Check the checksum, if possible. */
|
|
uint16_t sum, udp_sum;
|
|
|
|
/*
|
|
* XXX - do this even if vflag == 1?
|
|
* TCP does, and we do so for UDP-over-IPv6.
|
|
*/
|
|
if (IP_V(ip) == 4 && (ndo->ndo_vflag > 1)) {
|
|
udp_sum = GET_BE_U_2(up->uh_sum);
|
|
if (udp_sum == 0) {
|
|
ND_PRINT("[no cksum] ");
|
|
} else if (ND_TTEST_LEN(cp, length)) {
|
|
sum = udp_cksum(ndo, ip, up, length + sizeof(struct udphdr));
|
|
|
|
if (sum != 0) {
|
|
ND_PRINT("[bad udp cksum 0x%04x -> 0x%04x!] ",
|
|
udp_sum,
|
|
in_cksum_shouldbe(udp_sum, sum));
|
|
} else
|
|
ND_PRINT("[udp sum ok] ");
|
|
}
|
|
}
|
|
else if (IP_V(ip) == 6) {
|
|
/* for IPv6, UDP checksum is mandatory */
|
|
if (ND_TTEST_LEN(cp, length)) {
|
|
sum = udp6_cksum(ndo, ip6, up, length + sizeof(struct udphdr));
|
|
udp_sum = GET_BE_U_2(up->uh_sum);
|
|
|
|
if (sum != 0) {
|
|
ND_PRINT("[bad udp cksum 0x%04x -> 0x%04x!] ",
|
|
udp_sum,
|
|
in_cksum_shouldbe(udp_sum, sum));
|
|
} else
|
|
ND_PRINT("[udp sum ok] ");
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!ndo->ndo_qflag) {
|
|
if (IS_SRC_OR_DST_PORT(NAMESERVER_PORT))
|
|
/* over_tcp: FALSE, is_mdns: FALSE */
|
|
domain_print(ndo, cp, length, FALSE, FALSE);
|
|
else if (IS_SRC_OR_DST_PORT(MULTICASTDNS_PORT))
|
|
/* over_tcp: FALSE, is_mdns: TRUE */
|
|
domain_print(ndo, cp, length, FALSE, TRUE);
|
|
else if (IS_SRC_OR_DST_PORT(TIMED_PORT))
|
|
timed_print(ndo, (const u_char *)cp);
|
|
else if (IS_SRC_OR_DST_PORT(TFTP_PORT))
|
|
tftp_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(BOOTPC_PORT) || IS_SRC_OR_DST_PORT(BOOTPS_PORT))
|
|
bootp_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(RIP_PORT))
|
|
rip_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(AODV_PORT))
|
|
aodv_print(ndo, cp, length,
|
|
ip6 != NULL);
|
|
else if (IS_SRC_OR_DST_PORT(ISAKMP_PORT))
|
|
isakmp_print(ndo, cp, length, bp2);
|
|
else if (IS_SRC_OR_DST_PORT(ISAKMP_PORT_NATT))
|
|
isakmp_rfc3948_print(ndo, cp, length, bp2, IP_V(ip), fragmented, ttl_hl);
|
|
else if (IS_SRC_OR_DST_PORT(ISAKMP_PORT_USER1) || IS_SRC_OR_DST_PORT(ISAKMP_PORT_USER2))
|
|
isakmp_print(ndo, cp, length, bp2);
|
|
else if (IS_SRC_OR_DST_PORT(SNMP_PORT) || IS_SRC_OR_DST_PORT(SNMPTRAP_PORT))
|
|
snmp_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(NTP_PORT))
|
|
ntp_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(KERBEROS_PORT) || IS_SRC_OR_DST_PORT(KERBEROS_SEC_PORT))
|
|
krb_print(ndo, (const u_char *)cp);
|
|
else if (IS_SRC_OR_DST_PORT(L2TP_PORT))
|
|
l2tp_print(ndo, cp, length);
|
|
#ifdef ENABLE_SMB
|
|
else if (IS_SRC_OR_DST_PORT(NETBIOS_NS_PORT))
|
|
nbt_udp137_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(NETBIOS_DGRAM_PORT))
|
|
nbt_udp138_print(ndo, cp, length);
|
|
#endif
|
|
else if (dport == VAT_PORT)
|
|
vat_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(ZEPHYR_SRV_PORT) || IS_SRC_OR_DST_PORT(ZEPHYR_CLT_PORT))
|
|
zephyr_print(ndo, cp, length);
|
|
/*
|
|
* Since there are 10 possible ports to check, I think
|
|
* a <> test would be more efficient
|
|
*/
|
|
else if ((sport >= RX_PORT_LOW && sport <= RX_PORT_HIGH) ||
|
|
(dport >= RX_PORT_LOW && dport <= RX_PORT_HIGH))
|
|
rx_print(ndo, cp, length, sport, dport,
|
|
(const u_char *) ip);
|
|
else if (IS_SRC_OR_DST_PORT(RIPNG_PORT))
|
|
ripng_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(DHCP6_SERV_PORT) || IS_SRC_OR_DST_PORT(DHCP6_CLI_PORT))
|
|
dhcp6_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(AHCP_PORT))
|
|
ahcp_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(BABEL_PORT) || IS_SRC_OR_DST_PORT(BABEL_PORT_OLD))
|
|
babel_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(HNCP_PORT))
|
|
hncp_print(ndo, cp, length);
|
|
/*
|
|
* Kludge in test for whiteboard packets.
|
|
*/
|
|
else if (dport == WB_PORT)
|
|
wb_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(CISCO_AUTORP_PORT))
|
|
cisco_autorp_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(RADIUS_PORT) ||
|
|
IS_SRC_OR_DST_PORT(RADIUS_NEW_PORT) ||
|
|
IS_SRC_OR_DST_PORT(RADIUS_ACCOUNTING_PORT) ||
|
|
IS_SRC_OR_DST_PORT(RADIUS_NEW_ACCOUNTING_PORT) ||
|
|
IS_SRC_OR_DST_PORT(RADIUS_CISCO_COA_PORT) ||
|
|
IS_SRC_OR_DST_PORT(RADIUS_COA_PORT) )
|
|
radius_print(ndo, cp, length);
|
|
else if (dport == HSRP_PORT)
|
|
hsrp_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(LWRES_PORT))
|
|
lwres_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(LDP_PORT))
|
|
ldp_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(OLSR_PORT))
|
|
olsr_print(ndo, cp, length,
|
|
(IP_V(ip) == 6) ? 1 : 0);
|
|
else if (IS_SRC_OR_DST_PORT(MPLS_LSP_PING_PORT))
|
|
lspping_print(ndo, cp, length);
|
|
else if (sport == BCM_LI_PORT)
|
|
bcm_li_print(ndo, cp, length);
|
|
else if (dport == BFD_CONTROL_PORT ||
|
|
dport == BFD_MULTIHOP_PORT ||
|
|
dport == BFD_LAG_PORT ||
|
|
dport == BFD_ECHO_PORT )
|
|
bfd_print(ndo, cp, length, dport);
|
|
else if (IS_SRC_OR_DST_PORT(LMP_PORT))
|
|
lmp_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(VQP_PORT))
|
|
vqp_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(SFLOW_PORT))
|
|
sflow_print(ndo, cp, length);
|
|
else if (dport == LWAPP_CONTROL_PORT)
|
|
lwapp_control_print(ndo, cp, length, 1);
|
|
else if (sport == LWAPP_CONTROL_PORT)
|
|
lwapp_control_print(ndo, cp, length, 0);
|
|
else if (IS_SRC_OR_DST_PORT(LWAPP_DATA_PORT))
|
|
lwapp_data_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(SIP_PORT))
|
|
sip_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(SYSLOG_PORT))
|
|
syslog_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(OTV_PORT))
|
|
otv_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(VXLAN_PORT))
|
|
vxlan_print(ndo, cp, length);
|
|
else if (dport == GENEVE_PORT)
|
|
geneve_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(LISP_CONTROL_PORT))
|
|
lisp_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(VXLAN_GPE_PORT))
|
|
vxlan_gpe_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(ZEP_PORT))
|
|
zep_print(ndo, cp, length);
|
|
else if (IS_SRC_OR_DST_PORT(MPLS_PORT))
|
|
mpls_print(ndo, cp, length);
|
|
else if (ND_TTEST_1(((const struct LAP *)cp)->type) &&
|
|
GET_U_1(((const struct LAP *)cp)->type) == lapDDP &&
|
|
(atalk_port(sport) || atalk_port(dport))) {
|
|
if (ndo->ndo_vflag)
|
|
ND_PRINT("kip ");
|
|
llap_print(ndo, cp, length);
|
|
} else if (IS_SRC_OR_DST_PORT(PTP_EVENT_PORT) ||
|
|
IS_SRC_OR_DST_PORT(PTP_GENERAL_PORT)) {
|
|
ptp_print(ndo, cp, length);
|
|
} else if (IS_SRC_OR_DST_PORT(SOMEIP_PORT))
|
|
someip_print(ndo, cp, length);
|
|
else {
|
|
if (ulen > length && !fragmented)
|
|
ND_PRINT("UDP, bad length %u > %u",
|
|
ulen, length);
|
|
else
|
|
ND_PRINT("UDP, length %u", ulen);
|
|
}
|
|
} else {
|
|
if (ulen > length && !fragmented)
|
|
ND_PRINT("UDP, bad length %u > %u",
|
|
ulen, length);
|
|
else
|
|
ND_PRINT("UDP, length %u", ulen);
|
|
}
|
|
return;
|
|
|
|
trunc:
|
|
nd_print_trunc(ndo);
|
|
}
|