diff options
Diffstat (limited to 'ospf.h')
| -rw-r--r-- | ospf.h | 105 |
1 files changed, 51 insertions, 54 deletions
@@ -1,4 +1,3 @@ -/* @(#) $Header: /tcpdump/master/tcpdump/ospf.h,v 1.23 2007-10-08 07:53:21 hannes Exp $ (LBL) */ /* * Copyright (c) 1991, 1993, 1994, 1995, 1996, 1997 * The Regents of the University of California. All rights reserved. @@ -35,7 +34,7 @@ * +------------------------------------+ * */ - + #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 */ @@ -137,6 +136,8 @@ #define MCLA_VERTEX_NETWORK 2 /* Link-Local-Signaling */ +#define OSPF_LLS_HDRLEN 4U /* RFC5613 Section 2.2 */ + #define OSPF_LLS_EO 1 /* RFC4811, RFC4812 */ #define OSPF_LLS_MD5 2 /* RFC4813 */ @@ -147,14 +148,14 @@ * TOS metric struct (will be 0 or more in router links update) */ struct tos_metric { - u_int8_t tos_type; - u_int8_t reserved; - u_int8_t tos_metric[2]; + uint8_t tos_type; + uint8_t reserved; + uint8_t tos_metric[2]; }; struct tos_link { - u_int8_t link_type; - u_int8_t link_tos_count; - u_int8_t tos_metric[2]; + uint8_t link_type; + uint8_t link_tos_count; + uint8_t tos_metric[2]; }; union un_tos { struct tos_link link; @@ -163,20 +164,20 @@ union un_tos { /* link state advertisement header */ struct lsa_hdr { - u_int16_t ls_age; - u_int8_t ls_options; - u_int8_t ls_type; + uint16_t ls_age; + uint8_t ls_options; + uint8_t ls_type; union { struct in_addr lsa_id; struct { /* opaque LSAs change the LSA-ID field */ - u_int8_t opaque_type; - u_int8_t opaque_id[3]; + uint8_t opaque_type; + uint8_t opaque_id[3]; } opaque_field; } un_lsa_id; struct in_addr ls_router; - u_int32_t ls_seq; - u_int16_t ls_chksum; - u_int16_t ls_length; + uint32_t ls_seq; + uint16_t ls_chksum; + uint16_t ls_length; }; /* link state advertisement */ @@ -187,9 +188,9 @@ struct lsa { union { /* Router links advertisements */ struct { - u_int8_t rla_flags; - u_int8_t rla_zero[1]; - u_int16_t rla_count; + uint8_t rla_flags; + uint8_t rla_zero[1]; + uint16_t rla_count; struct rlalink { struct in_addr link_id; struct in_addr link_data; @@ -206,14 +207,14 @@ struct lsa { /* Summary links advertisements */ struct { struct in_addr sla_mask; - u_int32_t sla_tosmetric[1]; /* may repeat */ + uint32_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; + uint32_t asla_tosmetric; struct in_addr asla_forward; struct in_addr asla_tag; } asla_metric[1]; /* may repeat */ @@ -221,34 +222,34 @@ struct lsa { /* Multicast group membership */ struct mcla { - u_int32_t mcla_vtype; + uint32_t mcla_vtype; struct in_addr mcla_vid; } un_mcla[1]; /* Opaque TE LSA */ struct { - u_int16_t type; - u_int16_t length; - u_int8_t data[1]; /* may repeat */ + uint16_t type; + uint16_t length; + uint8_t data[1]; /* may repeat */ } un_te_lsa_tlv; /* Opaque Grace LSA */ struct { - u_int16_t type; - u_int16_t length; - u_int8_t data[1]; /* may repeat */ + uint16_t type; + uint16_t length; + uint8_t data[1]; /* may repeat */ } un_grace_tlv; /* Opaque Router information LSA */ struct { - u_int16_t type; - u_int16_t length; - u_int8_t data[1]; /* may repeat */ + uint16_t type; + uint16_t length; + uint8_t data[1]; /* may repeat */ } un_ri_tlv; /* Unknown LSA */ struct unknown { - u_int8_t data[1]; /* may repeat */ + uint8_t data[1]; /* may repeat */ } un_unknown[1]; } lsa_un; @@ -260,23 +261,23 @@ struct lsa { * the main header */ struct ospfhdr { - u_int8_t ospf_version; - u_int8_t ospf_type; - u_int16_t ospf_len; + uint8_t ospf_version; + uint8_t ospf_type; + uint16_t ospf_len; struct in_addr ospf_routerid; struct in_addr ospf_areaid; - u_int16_t ospf_chksum; - u_int16_t ospf_authtype; - u_int8_t ospf_authdata[OSPF_AUTH_SIZE]; + uint16_t ospf_chksum; + uint16_t ospf_authtype; + uint8_t ospf_authdata[OSPF_AUTH_SIZE]; union { /* Hello packet */ struct { struct in_addr hello_mask; - u_int16_t hello_helloint; - u_int8_t hello_options; - u_int8_t hello_priority; - u_int32_t hello_deadint; + uint16_t hello_helloint; + uint8_t hello_options; + uint8_t hello_priority; + uint32_t hello_deadint; struct in_addr hello_dr; struct in_addr hello_bdr; struct in_addr hello_neighbor[1]; /* may repeat */ @@ -284,21 +285,21 @@ struct ospfhdr { /* Database Description packet */ struct { - u_int16_t db_ifmtu; - u_int8_t db_options; - u_int8_t db_flags; - u_int32_t db_seq; + uint16_t db_ifmtu; + uint8_t db_options; + uint8_t db_flags; + uint32_t db_seq; struct lsa_hdr db_lshdr[1]; /* may repeat */ } un_db; /* Link State Request */ struct lsr { - u_int8_t ls_type[4]; + uint8_t ls_type[4]; union { struct in_addr ls_stateid; struct { /* opaque LSAs change the LSA-ID field */ - u_int8_t opaque_type; - u_int8_t opaque_id[3]; + uint8_t opaque_type; + uint8_t opaque_id[3]; } opaque_field; } un_ls_stateid; struct in_addr ls_router; @@ -306,7 +307,7 @@ struct ospfhdr { /* Link State Update */ struct { - u_int32_t lsu_count; + uint32_t lsu_count; struct lsa lsu_lsa[1]; /* may repeat */ } un_lsu; @@ -322,7 +323,3 @@ struct ospfhdr { #define ospf_lsr ospf_un.un_lsr #define ospf_lsu ospf_un.un_lsu #define ospf_lsa ospf_un.un_lsa - -/* Functions shared by ospf and ospf6 */ -extern int ospf_print_te_lsa(const u_int8_t *, u_int); -extern int ospf_print_grace_lsa(const u_int8_t *, u_int); |