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
533 lines
20 KiB
C
533 lines
20 KiB
C
/*
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* Copyright (c) 1998-2004 Hannes Gredler <hannes@gredler.at>
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* The TCPDUMP project
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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
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* distributions retain the above copyright notice and this paragraph
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* in its entirety, and (2) distributions including binary code include
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* the above copyright notice and this paragraph in its entirety in
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* the documentation or other materials provided with the distribution.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND
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* WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
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* LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE.
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*/
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/* \summary: Enhanced Interior Gateway Routing Protocol (EIGRP) printer */
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/*
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* specification:
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*
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* https://web.archive.org/web/20190722221712/https://www.rhyshaden.com/eigrp.htm
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* RFC 7868
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*/
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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 <string.h>
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#include "netdissect.h"
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#include "extract.h"
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#include "addrtoname.h"
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struct eigrp_common_header {
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nd_uint8_t version;
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nd_uint8_t opcode;
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nd_uint16_t checksum;
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nd_uint32_t flags;
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nd_uint32_t seq;
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nd_uint32_t ack;
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nd_uint16_t vrid;
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nd_uint16_t asn;
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};
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#define EIGRP_VERSION 2
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#define EIGRP_OPCODE_UPDATE 1
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#define EIGRP_OPCODE_QUERY 3
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#define EIGRP_OPCODE_REPLY 4
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#define EIGRP_OPCODE_HELLO 5
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#define EIGRP_OPCODE_IPXSAP 6
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#define EIGRP_OPCODE_PROBE 7
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static const struct tok eigrp_opcode_values[] = {
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{ EIGRP_OPCODE_UPDATE, "Update" },
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{ EIGRP_OPCODE_QUERY, "Query" },
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{ EIGRP_OPCODE_REPLY, "Reply" },
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{ EIGRP_OPCODE_HELLO, "Hello" },
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{ EIGRP_OPCODE_IPXSAP, "IPX SAP" },
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{ EIGRP_OPCODE_PROBE, "Probe" },
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{ 0, NULL}
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};
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static const struct tok eigrp_common_header_flag_values[] = {
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{ 0x01, "Init" },
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{ 0x02, "Conditionally Received" },
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{ 0x04, "Restart" },
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{ 0x08, "End-of-Table" },
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{ 0, NULL}
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};
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struct eigrp_tlv_header {
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nd_uint16_t type;
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nd_uint16_t length;
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};
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#define EIGRP_TLV_GENERAL_PARM 0x0001
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#define EIGRP_TLV_AUTH 0x0002
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#define EIGRP_TLV_SEQ 0x0003
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#define EIGRP_TLV_SW_VERSION 0x0004
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#define EIGRP_TLV_MCAST_SEQ 0x0005
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#define EIGRP_TLV_IP_INT 0x0102
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#define EIGRP_TLV_IP_EXT 0x0103
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#define EIGRP_TLV_AT_INT 0x0202
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#define EIGRP_TLV_AT_EXT 0x0203
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#define EIGRP_TLV_AT_CABLE_SETUP 0x0204
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#define EIGRP_TLV_IPX_INT 0x0302
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#define EIGRP_TLV_IPX_EXT 0x0303
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static const struct tok eigrp_tlv_values[] = {
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{ EIGRP_TLV_GENERAL_PARM, "General Parameters"},
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{ EIGRP_TLV_AUTH, "Authentication"},
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{ EIGRP_TLV_SEQ, "Sequence"},
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{ EIGRP_TLV_SW_VERSION, "Software Version"},
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{ EIGRP_TLV_MCAST_SEQ, "Next Multicast Sequence"},
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{ EIGRP_TLV_IP_INT, "IP Internal routes"},
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{ EIGRP_TLV_IP_EXT, "IP External routes"},
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{ EIGRP_TLV_AT_INT, "AppleTalk Internal routes"},
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{ EIGRP_TLV_AT_EXT, "AppleTalk External routes"},
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{ EIGRP_TLV_AT_CABLE_SETUP, "AppleTalk Cable setup"},
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{ EIGRP_TLV_IPX_INT, "IPX Internal routes"},
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{ EIGRP_TLV_IPX_EXT, "IPX External routes"},
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{ 0, NULL}
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};
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struct eigrp_tlv_general_parm_t {
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nd_uint8_t k1;
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nd_uint8_t k2;
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nd_uint8_t k3;
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nd_uint8_t k4;
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nd_uint8_t k5;
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nd_uint8_t res;
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nd_uint16_t holdtime;
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};
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struct eigrp_tlv_sw_version_t {
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nd_uint8_t ios_major;
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nd_uint8_t ios_minor;
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nd_uint8_t eigrp_major;
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nd_uint8_t eigrp_minor;
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};
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struct eigrp_tlv_ip_int_t {
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nd_ipv4 nexthop;
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nd_uint32_t delay;
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nd_uint32_t bandwidth;
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nd_uint24_t mtu;
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nd_uint8_t hopcount;
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nd_uint8_t reliability;
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nd_uint8_t load;
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nd_byte reserved[2];
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nd_uint8_t plen;
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nd_uint8_t destination; /* variable length [1-4] bytes encoding */
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};
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struct eigrp_tlv_ip_ext_t {
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nd_ipv4 nexthop;
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nd_ipv4 origin_router;
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nd_uint32_t origin_as;
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nd_uint32_t tag;
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nd_uint32_t metric;
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nd_byte reserved[2];
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nd_uint8_t proto_id;
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nd_uint8_t flags;
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nd_uint32_t delay;
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nd_uint32_t bandwidth;
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nd_uint24_t mtu;
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nd_uint8_t hopcount;
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nd_uint8_t reliability;
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nd_uint8_t load;
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nd_byte reserved2[2];
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nd_uint8_t plen;
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nd_uint8_t destination; /* variable length [1-4] bytes encoding */
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};
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struct eigrp_tlv_at_cable_setup_t {
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nd_uint16_t cable_start;
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nd_uint16_t cable_end;
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nd_uint32_t router_id;
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};
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struct eigrp_tlv_at_int_t {
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nd_byte nexthop[4];
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nd_uint32_t delay;
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nd_uint32_t bandwidth;
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nd_uint24_t mtu;
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nd_uint8_t hopcount;
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nd_uint8_t reliability;
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nd_uint8_t load;
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nd_byte reserved[2];
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nd_uint16_t cable_start;
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nd_uint16_t cable_end;
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};
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struct eigrp_tlv_at_ext_t {
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nd_byte nexthop[4];
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nd_uint32_t origin_router;
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nd_uint32_t origin_as;
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nd_uint32_t tag;
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nd_uint8_t proto_id;
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nd_uint8_t flags;
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nd_uint16_t metric;
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nd_uint32_t delay;
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nd_uint32_t bandwidth;
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nd_uint24_t mtu;
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nd_uint8_t hopcount;
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nd_uint8_t reliability;
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nd_uint8_t load;
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nd_byte reserved2[2];
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nd_uint16_t cable_start;
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nd_uint16_t cable_end;
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};
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static const struct tok eigrp_ext_proto_id_values[] = {
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{ 0x01, "IGRP" },
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{ 0x02, "EIGRP" },
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{ 0x03, "Static" },
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{ 0x04, "RIP" },
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{ 0x05, "Hello" },
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{ 0x06, "OSPF" },
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{ 0x07, "IS-IS" },
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{ 0x08, "EGP" },
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{ 0x09, "BGP" },
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{ 0x0a, "IDRP" },
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{ 0x0b, "Connected" },
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{ 0, NULL}
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};
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void
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eigrp_print(netdissect_options *ndo, const u_char *pptr, u_int len)
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{
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const struct eigrp_common_header *eigrp_com_header;
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const struct eigrp_tlv_header *eigrp_tlv_header;
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const u_char *tptr,*tlv_tptr;
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u_int tlen,eigrp_tlv_len,eigrp_tlv_type,tlv_tlen, byte_length, bit_length;
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uint8_t prefix[4];
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union {
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const struct eigrp_tlv_general_parm_t *eigrp_tlv_general_parm;
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const struct eigrp_tlv_sw_version_t *eigrp_tlv_sw_version;
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const struct eigrp_tlv_ip_int_t *eigrp_tlv_ip_int;
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const struct eigrp_tlv_ip_ext_t *eigrp_tlv_ip_ext;
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const struct eigrp_tlv_at_cable_setup_t *eigrp_tlv_at_cable_setup;
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const struct eigrp_tlv_at_int_t *eigrp_tlv_at_int;
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const struct eigrp_tlv_at_ext_t *eigrp_tlv_at_ext;
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} tlv_ptr;
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ndo->ndo_protocol = "eigrp";
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tptr=pptr;
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eigrp_com_header = (const struct eigrp_common_header *)pptr;
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ND_TCHECK_SIZE(eigrp_com_header);
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/*
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* Sanity checking of the header.
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*/
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if (GET_U_1(eigrp_com_header->version) != EIGRP_VERSION) {
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ND_PRINT("EIGRP version %u packet not supported",
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GET_U_1(eigrp_com_header->version));
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return;
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}
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/* in non-verbose mode just lets print the basic Message Type*/
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if (ndo->ndo_vflag < 1) {
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ND_PRINT("EIGRP %s, length: %u",
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tok2str(eigrp_opcode_values, "unknown (%u)",GET_U_1(eigrp_com_header->opcode)),
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len);
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return;
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}
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/* ok they seem to want to know everything - lets fully decode it */
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if (len < sizeof(struct eigrp_common_header)) {
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ND_PRINT("EIGRP %s, length: %u (too short, < %zu)",
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tok2str(eigrp_opcode_values, "unknown (%u)",GET_U_1(eigrp_com_header->opcode)),
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len, sizeof(struct eigrp_common_header));
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return;
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}
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tlen=len-sizeof(struct eigrp_common_header);
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ND_PRINT("\n\tEIGRP v%u, opcode: %s (%u), chksum: 0x%04x, Flags: [%s]"
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"\n\tseq: 0x%08x, ack: 0x%08x, VRID: %u, AS: %u, length: %u",
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GET_U_1(eigrp_com_header->version),
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tok2str(eigrp_opcode_values, "unknown, type: %u",GET_U_1(eigrp_com_header->opcode)),
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GET_U_1(eigrp_com_header->opcode),
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GET_BE_U_2(eigrp_com_header->checksum),
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bittok2str(eigrp_common_header_flag_values,
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"none",
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GET_BE_U_4(eigrp_com_header->flags)),
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GET_BE_U_4(eigrp_com_header->seq),
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GET_BE_U_4(eigrp_com_header->ack),
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GET_BE_U_2(eigrp_com_header->vrid),
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GET_BE_U_2(eigrp_com_header->asn),
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tlen);
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tptr+=sizeof(struct eigrp_common_header);
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while(tlen>0) {
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/* did we capture enough for fully decoding the object header ? */
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ND_TCHECK_LEN(tptr, sizeof(struct eigrp_tlv_header));
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eigrp_tlv_header = (const struct eigrp_tlv_header *)tptr;
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eigrp_tlv_len=GET_BE_U_2(eigrp_tlv_header->length);
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eigrp_tlv_type=GET_BE_U_2(eigrp_tlv_header->type);
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if (eigrp_tlv_len < sizeof(struct eigrp_tlv_header) ||
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eigrp_tlv_len > tlen) {
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print_unknown_data(ndo,tptr+sizeof(struct eigrp_tlv_header),"\n\t ",tlen);
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return;
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}
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ND_PRINT("\n\t %s TLV (0x%04x), length: %u",
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tok2str(eigrp_tlv_values,
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"Unknown",
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eigrp_tlv_type),
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eigrp_tlv_type,
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eigrp_tlv_len);
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if (eigrp_tlv_len < sizeof(struct eigrp_tlv_header)) {
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ND_PRINT(" (too short, < %zu)",
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sizeof(struct eigrp_tlv_header));
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break;
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}
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tlv_tptr=tptr+sizeof(struct eigrp_tlv_header);
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tlv_tlen=eigrp_tlv_len-sizeof(struct eigrp_tlv_header);
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/* did we capture enough for fully decoding the object ? */
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ND_TCHECK_LEN(tptr, eigrp_tlv_len);
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switch(eigrp_tlv_type) {
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case EIGRP_TLV_GENERAL_PARM:
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tlv_ptr.eigrp_tlv_general_parm = (const struct eigrp_tlv_general_parm_t *)tlv_tptr;
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if (tlv_tlen < sizeof(*tlv_ptr.eigrp_tlv_general_parm)) {
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ND_PRINT(" (too short, < %zu)",
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sizeof(struct eigrp_tlv_header) + sizeof(*tlv_ptr.eigrp_tlv_general_parm));
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break;
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}
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ND_PRINT("\n\t holdtime: %us, k1 %u, k2 %u, k3 %u, k4 %u, k5 %u",
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GET_BE_U_2(tlv_ptr.eigrp_tlv_general_parm->holdtime),
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GET_U_1(tlv_ptr.eigrp_tlv_general_parm->k1),
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GET_U_1(tlv_ptr.eigrp_tlv_general_parm->k2),
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GET_U_1(tlv_ptr.eigrp_tlv_general_parm->k3),
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GET_U_1(tlv_ptr.eigrp_tlv_general_parm->k4),
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GET_U_1(tlv_ptr.eigrp_tlv_general_parm->k5));
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break;
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case EIGRP_TLV_SW_VERSION:
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tlv_ptr.eigrp_tlv_sw_version = (const struct eigrp_tlv_sw_version_t *)tlv_tptr;
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if (tlv_tlen < sizeof(*tlv_ptr.eigrp_tlv_sw_version)) {
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ND_PRINT(" (too short, < %zu)",
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sizeof(struct eigrp_tlv_header) + sizeof(*tlv_ptr.eigrp_tlv_sw_version));
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break;
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}
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ND_PRINT("\n\t IOS version: %u.%u, EIGRP version %u.%u",
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GET_U_1(tlv_ptr.eigrp_tlv_sw_version->ios_major),
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GET_U_1(tlv_ptr.eigrp_tlv_sw_version->ios_minor),
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GET_U_1(tlv_ptr.eigrp_tlv_sw_version->eigrp_major),
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GET_U_1(tlv_ptr.eigrp_tlv_sw_version->eigrp_minor));
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break;
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case EIGRP_TLV_IP_INT:
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tlv_ptr.eigrp_tlv_ip_int = (const struct eigrp_tlv_ip_int_t *)tlv_tptr;
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if (tlv_tlen < sizeof(*tlv_ptr.eigrp_tlv_ip_int)) {
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ND_PRINT(" (too short, < %zu)",
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sizeof(struct eigrp_tlv_header) + sizeof(*tlv_ptr.eigrp_tlv_ip_int));
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break;
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}
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bit_length = GET_U_1(tlv_ptr.eigrp_tlv_ip_int->plen);
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if (bit_length > 32) {
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ND_PRINT("\n\t illegal prefix length %u",bit_length);
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break;
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}
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byte_length = (bit_length + 7) / 8; /* variable length encoding */
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memset(prefix, 0, 4);
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GET_CPY_BYTES(prefix, tlv_ptr.eigrp_tlv_ip_int->destination, byte_length);
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ND_PRINT("\n\t IPv4 prefix: %15s/%u, nexthop: ",
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ipaddr_string(ndo, prefix), /* local buffer, not packet data; don't use GET_IPADDR_STRING() */
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bit_length);
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if (GET_BE_U_4(tlv_ptr.eigrp_tlv_ip_int->nexthop) == 0)
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ND_PRINT("self");
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else
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ND_PRINT("%s",
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GET_IPADDR_STRING(tlv_ptr.eigrp_tlv_ip_int->nexthop));
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ND_PRINT("\n\t delay %u ms, bandwidth %u Kbps, mtu %u, hop %u, reliability %u, load %u",
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(GET_BE_U_4(tlv_ptr.eigrp_tlv_ip_int->delay)/100),
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GET_BE_U_4(tlv_ptr.eigrp_tlv_ip_int->bandwidth),
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GET_BE_U_3(tlv_ptr.eigrp_tlv_ip_int->mtu),
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GET_U_1(tlv_ptr.eigrp_tlv_ip_int->hopcount),
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GET_U_1(tlv_ptr.eigrp_tlv_ip_int->reliability),
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GET_U_1(tlv_ptr.eigrp_tlv_ip_int->load));
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break;
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case EIGRP_TLV_IP_EXT:
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tlv_ptr.eigrp_tlv_ip_ext = (const struct eigrp_tlv_ip_ext_t *)tlv_tptr;
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if (tlv_tlen < sizeof(*tlv_ptr.eigrp_tlv_ip_ext)) {
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ND_PRINT(" (too short, < %zu)",
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sizeof(struct eigrp_tlv_header) + sizeof(*tlv_ptr.eigrp_tlv_ip_ext));
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break;
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}
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bit_length = GET_U_1(tlv_ptr.eigrp_tlv_ip_ext->plen);
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if (bit_length > 32) {
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ND_PRINT("\n\t illegal prefix length %u",bit_length);
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break;
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}
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byte_length = (bit_length + 7) / 8; /* variable length encoding */
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memset(prefix, 0, 4);
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GET_CPY_BYTES(prefix, tlv_ptr.eigrp_tlv_ip_ext->destination, byte_length);
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ND_PRINT("\n\t IPv4 prefix: %15s/%u, nexthop: ",
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ipaddr_string(ndo, prefix), /* local buffer, not packet data; don't use GET_IPADDR_STRING() */
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bit_length);
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if (GET_BE_U_4(tlv_ptr.eigrp_tlv_ip_ext->nexthop) == 0)
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ND_PRINT("self");
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else
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ND_PRINT("%s",
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GET_IPADDR_STRING(tlv_ptr.eigrp_tlv_ip_ext->nexthop));
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ND_PRINT("\n\t origin-router %s, origin-as %u, origin-proto %s, flags [0x%02x], tag 0x%08x, metric %u",
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GET_IPADDR_STRING(tlv_ptr.eigrp_tlv_ip_ext->origin_router),
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GET_BE_U_4(tlv_ptr.eigrp_tlv_ip_ext->origin_as),
|
|
tok2str(eigrp_ext_proto_id_values,"unknown",GET_U_1(tlv_ptr.eigrp_tlv_ip_ext->proto_id)),
|
|
GET_U_1(tlv_ptr.eigrp_tlv_ip_ext->flags),
|
|
GET_BE_U_4(tlv_ptr.eigrp_tlv_ip_ext->tag),
|
|
GET_BE_U_4(tlv_ptr.eigrp_tlv_ip_ext->metric));
|
|
|
|
ND_PRINT("\n\t delay %u ms, bandwidth %u Kbps, mtu %u, hop %u, reliability %u, load %u",
|
|
(GET_BE_U_4(tlv_ptr.eigrp_tlv_ip_ext->delay)/100),
|
|
GET_BE_U_4(tlv_ptr.eigrp_tlv_ip_ext->bandwidth),
|
|
GET_BE_U_3(tlv_ptr.eigrp_tlv_ip_ext->mtu),
|
|
GET_U_1(tlv_ptr.eigrp_tlv_ip_ext->hopcount),
|
|
GET_U_1(tlv_ptr.eigrp_tlv_ip_ext->reliability),
|
|
GET_U_1(tlv_ptr.eigrp_tlv_ip_ext->load));
|
|
break;
|
|
|
|
case EIGRP_TLV_AT_CABLE_SETUP:
|
|
tlv_ptr.eigrp_tlv_at_cable_setup = (const struct eigrp_tlv_at_cable_setup_t *)tlv_tptr;
|
|
if (tlv_tlen < sizeof(*tlv_ptr.eigrp_tlv_at_cable_setup)) {
|
|
ND_PRINT(" (too short, < %zu)",
|
|
sizeof(struct eigrp_tlv_header) + sizeof(*tlv_ptr.eigrp_tlv_at_cable_setup));
|
|
break;
|
|
}
|
|
|
|
ND_PRINT("\n\t Cable-range: %u-%u, Router-ID %u",
|
|
GET_BE_U_2(tlv_ptr.eigrp_tlv_at_cable_setup->cable_start),
|
|
GET_BE_U_2(tlv_ptr.eigrp_tlv_at_cable_setup->cable_end),
|
|
GET_BE_U_4(tlv_ptr.eigrp_tlv_at_cable_setup->router_id));
|
|
break;
|
|
|
|
case EIGRP_TLV_AT_INT:
|
|
tlv_ptr.eigrp_tlv_at_int = (const struct eigrp_tlv_at_int_t *)tlv_tptr;
|
|
if (tlv_tlen < sizeof(*tlv_ptr.eigrp_tlv_at_int)) {
|
|
ND_PRINT(" (too short, < %zu)",
|
|
sizeof(struct eigrp_tlv_header) + sizeof(*tlv_ptr.eigrp_tlv_at_int));
|
|
break;
|
|
}
|
|
|
|
ND_PRINT("\n\t Cable-Range: %u-%u, nexthop: ",
|
|
GET_BE_U_2(tlv_ptr.eigrp_tlv_at_int->cable_start),
|
|
GET_BE_U_2(tlv_ptr.eigrp_tlv_at_int->cable_end));
|
|
|
|
if (GET_BE_U_4(tlv_ptr.eigrp_tlv_at_int->nexthop) == 0)
|
|
ND_PRINT("self");
|
|
else
|
|
ND_PRINT("%u.%u",
|
|
GET_BE_U_2(&tlv_ptr.eigrp_tlv_at_int->nexthop[0]),
|
|
GET_BE_U_2(&tlv_ptr.eigrp_tlv_at_int->nexthop[2]));
|
|
|
|
ND_PRINT("\n\t delay %u ms, bandwidth %u Kbps, mtu %u, hop %u, reliability %u, load %u",
|
|
(GET_BE_U_4(tlv_ptr.eigrp_tlv_at_int->delay)/100),
|
|
GET_BE_U_4(tlv_ptr.eigrp_tlv_at_int->bandwidth),
|
|
GET_BE_U_3(tlv_ptr.eigrp_tlv_at_int->mtu),
|
|
GET_U_1(tlv_ptr.eigrp_tlv_at_int->hopcount),
|
|
GET_U_1(tlv_ptr.eigrp_tlv_at_int->reliability),
|
|
GET_U_1(tlv_ptr.eigrp_tlv_at_int->load));
|
|
break;
|
|
|
|
case EIGRP_TLV_AT_EXT:
|
|
tlv_ptr.eigrp_tlv_at_ext = (const struct eigrp_tlv_at_ext_t *)tlv_tptr;
|
|
if (tlv_tlen < sizeof(*tlv_ptr.eigrp_tlv_at_ext)) {
|
|
ND_PRINT(" (too short, < %zu)",
|
|
sizeof(struct eigrp_tlv_header) + sizeof(*tlv_ptr.eigrp_tlv_at_ext));
|
|
break;
|
|
}
|
|
|
|
ND_PRINT("\n\t Cable-Range: %u-%u, nexthop: ",
|
|
GET_BE_U_2(tlv_ptr.eigrp_tlv_at_ext->cable_start),
|
|
GET_BE_U_2(tlv_ptr.eigrp_tlv_at_ext->cable_end));
|
|
|
|
if (GET_BE_U_4(tlv_ptr.eigrp_tlv_at_ext->nexthop) == 0)
|
|
ND_PRINT("self");
|
|
else
|
|
ND_PRINT("%u.%u",
|
|
GET_BE_U_2(&tlv_ptr.eigrp_tlv_at_ext->nexthop[0]),
|
|
GET_BE_U_2(&tlv_ptr.eigrp_tlv_at_ext->nexthop[2]));
|
|
|
|
ND_PRINT("\n\t origin-router %u, origin-as %u, origin-proto %s, flags [0x%02x], tag 0x%08x, metric %u",
|
|
GET_BE_U_4(tlv_ptr.eigrp_tlv_at_ext->origin_router),
|
|
GET_BE_U_4(tlv_ptr.eigrp_tlv_at_ext->origin_as),
|
|
tok2str(eigrp_ext_proto_id_values,"unknown",GET_U_1(tlv_ptr.eigrp_tlv_at_ext->proto_id)),
|
|
GET_U_1(tlv_ptr.eigrp_tlv_at_ext->flags),
|
|
GET_BE_U_4(tlv_ptr.eigrp_tlv_at_ext->tag),
|
|
GET_BE_U_2(tlv_ptr.eigrp_tlv_at_ext->metric));
|
|
|
|
ND_PRINT("\n\t delay %u ms, bandwidth %u Kbps, mtu %u, hop %u, reliability %u, load %u",
|
|
(GET_BE_U_4(tlv_ptr.eigrp_tlv_at_ext->delay)/100),
|
|
GET_BE_U_4(tlv_ptr.eigrp_tlv_at_ext->bandwidth),
|
|
GET_BE_U_3(tlv_ptr.eigrp_tlv_at_ext->mtu),
|
|
GET_U_1(tlv_ptr.eigrp_tlv_at_ext->hopcount),
|
|
GET_U_1(tlv_ptr.eigrp_tlv_at_ext->reliability),
|
|
GET_U_1(tlv_ptr.eigrp_tlv_at_ext->load));
|
|
break;
|
|
|
|
/*
|
|
* FIXME those are the defined TLVs that lack a decoder
|
|
* you are welcome to contribute code ;-)
|
|
*/
|
|
|
|
case EIGRP_TLV_AUTH:
|
|
case EIGRP_TLV_SEQ:
|
|
case EIGRP_TLV_MCAST_SEQ:
|
|
case EIGRP_TLV_IPX_INT:
|
|
case EIGRP_TLV_IPX_EXT:
|
|
|
|
default:
|
|
if (ndo->ndo_vflag <= 1)
|
|
print_unknown_data(ndo,tlv_tptr,"\n\t ",tlv_tlen);
|
|
break;
|
|
}
|
|
/* do we want to see an additionally hexdump ? */
|
|
if (ndo->ndo_vflag > 1)
|
|
print_unknown_data(ndo,tptr+sizeof(struct eigrp_tlv_header),"\n\t ",
|
|
eigrp_tlv_len-sizeof(struct eigrp_tlv_header));
|
|
|
|
tptr+=eigrp_tlv_len;
|
|
tlen-=eigrp_tlv_len;
|
|
}
|
|
return;
|
|
trunc:
|
|
nd_print_trunc(ndo);
|
|
}
|