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authorpst <pst@FreeBSD.org>1996-08-19 20:34:12 +0000
committerpst <pst@FreeBSD.org>1996-08-19 20:34:12 +0000
commit97a804ef88319863cfa8146c068ec895f4ad8316 (patch)
treea0e1430e0d74185364854779b70e6d96aba9cf47 /contrib/tcpdump/ospf.h
downloadFreeBSD-src-97a804ef88319863cfa8146c068ec895f4ad8316.zip
FreeBSD-src-97a804ef88319863cfa8146c068ec895f4ad8316.tar.gz
Virgin import of unmodified tcpdump v3.2.1 distribution from LBL.
Obtained from: ftp://ftp.ee.lbl.gov/tcpdump.tar.Z on 19-Aug-1996.
Diffstat (limited to 'contrib/tcpdump/ospf.h')
-rw-r--r--contrib/tcpdump/ospf.h223
1 files changed, 223 insertions, 0 deletions
diff --git a/contrib/tcpdump/ospf.h b/contrib/tcpdump/ospf.h
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+/*
+ * Copyright (c) 1991, 1993, 1994, 1995, 1996
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that: (1) source code distributions
+ * retain the above copyright notice and this paragraph in its entirety, (2)
+ * distributions including binary code include the above copyright notice and
+ * this paragraph in its entirety in the documentation or other materials
+ * provided with the distribution, and (3) all advertising materials mentioning
+ * features or use of this software display the following acknowledgement:
+ * ``This product includes software developed by the University of California,
+ * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
+ * the University nor the names of its contributors may be used to endorse
+ * or promote products derived from this software without specific prior
+ * written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * OSPF support contributed by Jeffrey Honig (jch@mitchell.cit.cornell.edu)
+ */
+#define OSPF_TYPE_UMD 0 /* UMd's special monitoring packets */
+#define OSPF_TYPE_HELLO 1 /* Hello */
+#define OSPF_TYPE_DB 2 /* Database Description */
+#define OSPF_TYPE_LSR 3 /* Link State Request */
+#define OSPF_TYPE_LSU 4 /* Link State Update */
+#define OSPF_TYPE_LSA 5 /* Link State Ack */
+#define OSPF_TYPE_MAX 6
+
+/* Options *_options */
+#define OSPF_OPTION_T 0x01 /* T bit: TOS support */
+#define OSPF_OPTION_E 0x02 /* E bit: External routes advertised */
+#define OSPF_OPTION_MC 0x04 /* MC bit: Multicast capable */
+
+/* ospf_authtype */
+#define OSPF_AUTH_NONE 0 /* No auth-data */
+#define OSPF_AUTH_SIMPLE 1 /* Simple password */
+
+/* db_flags */
+#define OSPF_DB_INIT 0x04 /* */
+#define OSPF_DB_MORE 0x02
+#define OSPF_DB_MASTER 0x01
+
+/* ls_type */
+#define LS_TYPE_ROUTER 1 /* router link */
+#define LS_TYPE_NETWORK 2 /* network link */
+#define LS_TYPE_SUM_IP 3 /* summary link */
+#define LS_TYPE_SUM_ABR 4 /* summary area link */
+#define LS_TYPE_ASE 5 /* ASE */
+#define LS_TYPE_GROUP 6 /* Group membership (multicast */
+ /* extensions 23 July 1991) */
+#define LS_TYPE_MAX 7
+
+/*************************************************
+ *
+ * is the above a bug in the documentation?
+ *
+ *************************************************/
+
+
+/* rla_link.link_type */
+#define RLA_TYPE_ROUTER 1 /* point-to-point to another router */
+#define RLA_TYPE_TRANSIT 2 /* connection to transit network */
+#define RLA_TYPE_STUB 3 /* connection to stub network */
+#define RLA_TYPE_VIRTUAL 4 /* virtual link */
+
+/* rla_flags */
+#define RLA_FLAG_B 0x01
+#define RLA_FLAG_E 0x02
+#define RLA_FLAG_W1 0x04
+#define RLA_FLAG_W2 0x08
+
+/* sla_tosmetric breakdown */
+#define SLA_MASK_TOS 0x7f000000
+#define SLA_MASK_METRIC 0x00ffffff
+#define SLA_SHIFT_TOS 24
+
+/* asla_tosmetric breakdown */
+#define ASLA_FLAG_EXTERNAL 0x80000000
+#define ASLA_MASK_TOS 0x7f000000
+#define ASLA_SHIFT_TOS 24
+#define ASLA_MASK_METRIC 0x00ffffff
+
+/* multicast vertex type */
+#define MCLA_VERTEX_ROUTER 1
+#define MCLA_VERTEX_NETWORK 2
+
+/* link state advertisement header */
+struct lsa_hdr {
+ u_short ls_age;
+ u_char ls_options;
+ u_char ls_type;
+ struct in_addr ls_stateid;
+ struct in_addr ls_router;
+ u_int32_t ls_seq;
+ u_short ls_chksum;
+ u_short ls_length;
+} ;
+
+/* link state advertisement */
+struct lsa {
+ struct lsa_hdr ls_hdr;
+
+ /* Link state types */
+ union {
+ /* Router links advertisements */
+ struct {
+ u_char rla_flags;
+ u_char rla_zero[1];
+ u_short rla_count;
+ struct rlalink {
+ struct in_addr link_id;
+ struct in_addr link_data;
+ u_char link_type;
+ u_char link_toscount;
+ u_short link_tos0metric;
+ } rla_link[1]; /* may repeat */
+ } un_rla;
+
+ /* Network links advertisements */
+ struct {
+ struct in_addr nla_mask;
+ struct in_addr nla_router[1]; /* may repeat */
+ } un_nla;
+
+ /* Summary links advertisements */
+ struct {
+ struct in_addr sla_mask;
+ u_int32_t sla_tosmetric[1]; /* may repeat */
+ } un_sla;
+
+ /* AS external links advertisements */
+ struct {
+ struct in_addr asla_mask;
+ struct aslametric {
+ u_int32_t asla_tosmetric;
+ struct in_addr asla_forward;
+ struct in_addr asla_tag;
+ } asla_metric[1]; /* may repeat */
+ } un_asla;
+
+ /* Multicast group membership */
+ struct mcla {
+ u_int32_t mcla_vtype;
+ struct in_addr mcla_vid;
+ } un_mcla[1];
+ } lsa_un;
+} ;
+
+
+/*
+ * TOS metric struct (will be 0 or more in router links update)
+ */
+struct tos_metric {
+ u_char tos_type;
+ u_char tos_zero;
+ u_short tos_metric;
+} ;
+
+#define OSPF_AUTH_SIZE 8
+
+/*
+ * the main header
+ */
+struct ospfhdr {
+ u_char ospf_version;
+ u_char ospf_type;
+ u_short ospf_len;
+ struct in_addr ospf_routerid;
+ struct in_addr ospf_areaid;
+ u_short ospf_chksum;
+ u_short ospf_authtype;
+ u_char ospf_authdata[OSPF_AUTH_SIZE];
+ union {
+
+ /* Hello packet */
+ struct {
+ struct in_addr hello_mask;
+ u_short hello_helloint;
+ u_char hello_options;
+ u_char hello_priority;
+ u_int32_t hello_deadint;
+ struct in_addr hello_dr;
+ struct in_addr hello_bdr;
+ struct in_addr hello_neighbor[1]; /* may repeat */
+ } un_hello;
+
+ /* Database Description packet */
+ struct {
+ u_char db_zero[2];
+ u_char db_options;
+ u_char db_flags;
+ u_int32_t db_seq;
+ struct lsa_hdr db_lshdr[1]; /* may repeat */
+ } un_db;
+
+ /* Link State Request */
+ struct lsr {
+ u_int32_t ls_type;
+ struct in_addr ls_stateid;
+ struct in_addr ls_router;
+ } un_lsr[1]; /* may repeat */
+
+ /* Link State Update */
+ struct {
+ u_int32_t lsu_count;
+ struct lsa lsu_lsa[1]; /* may repeat */
+ } un_lsu;
+
+ /* Link State Acknowledgement */
+ struct {
+ struct lsa_hdr lsa_lshdr[1]; /* may repeat */
+ } un_lsa ;
+ } ospf_un ;
+} ;
+
+#define ospf_hello ospf_un.un_hello
+#define ospf_db ospf_un.un_db
+#define ospf_lsr ospf_un.un_lsr
+#define ospf_lsu ospf_un.un_lsu
+#define ospf_lsa ospf_un.un_lsa
+
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