X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/4881292df08d4ad97e29817f90a26dfea475b47e..fb8b947488c7f22b518de1df1a91e663dc7ab33c:/ospf.h diff --git a/ospf.h b/ospf.h index 809bd269..67ea363b 100644 --- a/ospf.h +++ b/ospf.h @@ -1,4 +1,4 @@ -/* @(#) $Header: /tcpdump/master/tcpdump/ospf.h,v 1.3 2000-12-17 23:07:50 guy Exp $ (LBL) */ +/* @(#) $Header: /tcpdump/master/tcpdump/ospf.h,v 1.13 2004-01-27 13:33:24 hannes Exp $ (LBL) */ /* * Copyright (c) 1991, 1993, 1994, 1995, 1996, 1997 * The Regents of the University of California. All rights reserved. @@ -21,25 +21,34 @@ * * 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_TYPE_UMD 0 /* UMd's special monitoring packets */ +#define OSPF_TYPE_HELLO 1 /* Hello */ +#define OSPF_TYPE_DD 2 /* Database Description */ +#define OSPF_TYPE_LS_REQ 3 /* Link State Request */ +#define OSPF_TYPE_LS_UPDATE 4 /* Link State Update */ +#define OSPF_TYPE_LS_ACK 5 /* Link State Ack */ + +/* Options field + * + * +------------------------------------+ + * | * | O | DC | EA | N/P | MC | E | T | + * +------------------------------------+ + * + */ + #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 */ +#define OSPF_OPTION_NP 0x08 /* N/P bit: NSSA capable */ +#define OSPF_OPTION_EA 0x10 /* EA bit: External Attribute capable */ +#define OSPF_OPTION_DC 0x20 /* DC bit: Demand circuit capable */ +#define OSPF_OPTION_O 0x40 /* O bit: Opaque LSA capable */ /* ospf_authtype */ #define OSPF_AUTH_NONE 0 /* No auth-data */ #define OSPF_AUTH_SIMPLE 1 /* Simple password */ #define OSPF_AUTH_MD5 2 /* MD5 authentication */ -#define OSPF_AUTH_MD5_LEN 16 /* length of MD5 authentication */ - +#define OSPF_AUTH_MD5_LEN 16 /* length of MD5 authentication */ /* db_flags */ #define OSPF_DB_INIT 0x04 /* */ @@ -54,7 +63,43 @@ #define LS_TYPE_ASE 5 /* ASE */ #define LS_TYPE_GROUP 6 /* Group membership (multicast */ /* extensions 23 July 1991) */ -#define LS_TYPE_MAX 7 +#define LS_TYPE_NSSA 7 /* rfc1587 - Not so Stubby Areas */ +#define LS_TYPE_OPAQUE_LL 9 /* rfc2370 - Opaque Link Local */ +#define LS_TYPE_OPAQUE_AL 10 /* rfc2370 - Opaque Link Local */ +#define LS_TYPE_OPAQUE_DW 11 /* rfc2370 - Opaque Domain Wide */ + +#define LS_OPAQUE_TYPE_TE 1 /* rfc3630 */ +#define LS_OPAQUE_TYPE_GRACE 3 /* rfc3623 */ + +#define LS_OPAQUE_TE_TLV_ROUTER 1 /* rfc3630 */ +#define LS_OPAQUE_TE_TLV_LINK 2 /* rfc3630 */ + +#define LS_OPAQUE_TE_LINK_SUBTLV_LINK_TYPE 1 /* rfc3630 */ +#define LS_OPAQUE_TE_LINK_SUBTLV_LINK_ID 2 /* rfc3630 */ +#define LS_OPAQUE_TE_LINK_SUBTLV_LOCAL_IP 3 /* rfc3630 */ +#define LS_OPAQUE_TE_LINK_SUBTLV_REMOTE_IP 4 /* rfc3630 */ +#define LS_OPAQUE_TE_LINK_SUBTLV_TE_METRIC 5 /* rfc3630 */ +#define LS_OPAQUE_TE_LINK_SUBTLV_MAX_BW 6 /* rfc3630 */ +#define LS_OPAQUE_TE_LINK_SUBTLV_MAX_RES_BW 7 /* rfc3630 */ +#define LS_OPAQUE_TE_LINK_SUBTLV_UNRES_BW 8 /* rfc3630 */ +#define LS_OPAQUE_TE_LINK_SUBTLV_ADMIN_GROUP 9 /* rfc3630 */ +#define LS_OPAQUE_TE_LINK_SUBTLV_LINK_LOCAL_REMOTE_ID 11 /* draft-ietf-ccamp-ospf-gmpls-extensions */ +#define LS_OPAQUE_TE_LINK_SUBTLV_LINK_PROTECTION_TYPE 14 /* draft-ietf-ccamp-ospf-gmpls-extensions */ +#define LS_OPAQUE_TE_LINK_SUBTLV_INTF_SW_CAP_DESCR 15 /* draft-ietf-ccamp-ospf-gmpls-extensions */ +#define LS_OPAQUE_TE_LINK_SUBTLV_SHARED_RISK_GROUP 16 /* draft-ietf-ccamp-ospf-gmpls-extensions */ +#define LS_OPAQUE_TE_LINK_SUBTLV_DIFFSERV_TE 17 /* draft-ietf-tewg-diff-te-proto-06 */ + +#define LS_OPAQUE_TE_LINK_SUBTLV_LINK_TYPE_PTP 1 /* rfc3630 */ +#define LS_OPAQUE_TE_LINK_SUBTLV_LINK_TYPE_MA 2 /* rfc3630 */ + +#define LS_OPAQUE_GRACE_TLV_PERIOD 1 /* rfc3623 */ +#define LS_OPAQUE_GRACE_TLV_REASON 2 /* rfc3623 */ +#define LS_OPAQUE_GRACE_TLV_INT_ADDRESS 3 /* rfc3623 */ + +#define LS_OPAQUE_GRACE_TLV_REASON_UNKNOWN 0 /* rfc3623 */ +#define LS_OPAQUE_GRACE_TLV_REASON_SW_RESTART 1 /* rfc3623 */ +#define LS_OPAQUE_GRACE_TLV_REASON_SW_UPGRADE 2 /* rfc3623 */ +#define LS_OPAQUE_GRACE_TLV_REASON_CP_SWITCH 3 /* rfc3623 */ /************************************************* * @@ -95,12 +140,18 @@ struct lsa_hdr { u_int16_t ls_age; u_int8_t ls_options; u_int8_t ls_type; - struct in_addr ls_stateid; + 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]; + } 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; -} ; +}; /* link state advertisement */ struct lsa { @@ -149,8 +200,28 @@ struct lsa { u_int32_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 */ + } un_te_lsa_tlv; + + /* Grace LSA */ + struct { + u_int16_t type; + u_int16_t length; + u_int8_t data[1]; /* may repeat */ + } un_grace_tlv; + + /* Unknown LSA */ + struct unknown { + u_int8_t data[1]; /* may repeat */ + } un_unknown[1]; + } lsa_un; -} ; +}; /* @@ -160,7 +231,7 @@ struct tos_metric { u_int8_t tos_type; u_int8_t tos_zero; u_int16_t tos_metric; -} ; +}; #define OSPF_AUTH_SIZE 8 @@ -201,8 +272,14 @@ struct ospfhdr { /* Link State Request */ struct lsr { - u_int32_t ls_type; - struct in_addr ls_stateid; + u_int8_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]; + } opaque_field; + } un_ls_stateid; struct in_addr ls_router; } un_lsr[1]; /* may repeat */ @@ -217,7 +294,7 @@ struct ospfhdr { 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