+/* @(#) $Header: /tcpdump/master/tcpdump/ospf.h,v 1.7 2002-12-11 07:13:56 guy Exp $ (LBL) */
/*
* Copyright (c) 1991, 1993, 1994, 1995, 1996, 1997
* The Regents of the University of California. All rights reserved.
*
*/
-#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 /* */
#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 */
/*************************************************
*
/* link state advertisement header */
struct lsa_hdr {
- u_short ls_age;
- u_char ls_options;
- u_char ls_type;
+ u_int16_t ls_age;
+ u_int8_t ls_options;
+ u_int8_t 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;
-} ;
+ u_int16_t ls_chksum;
+ u_int16_t ls_length;
+};
/* link state advertisement */
struct lsa {
union {
/* Router links advertisements */
struct {
- u_char rla_flags;
- u_char rla_zero[1];
- u_short rla_count;
+ u_int8_t rla_flags;
+ u_int8_t rla_zero[1];
+ u_int16_t 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;
+ u_int8_t link_type;
+ u_int8_t link_toscount;
+ u_int16_t link_tos0metric;
} rla_link[1]; /* may repeat */
} un_rla;
u_int32_t mcla_vtype;
struct in_addr mcla_vid;
} un_mcla[1];
+
+ /* Opaque LSA */
+ struct opaque {
+ u_int8_t opaque_type;
+ u_int8_t opaque_id[3];
+ struct in_addr adv_router;
+ struct in_addr sequence_num;
+ u_int16_t chksum;
+ u_int16_t length;
+ } un_opaque[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;
-} ;
+ u_int8_t tos_type;
+ u_int8_t tos_zero;
+ u_int16_t tos_metric;
+};
#define OSPF_AUTH_SIZE 8
* the main header
*/
struct ospfhdr {
- u_char ospf_version;
- u_char ospf_type;
- u_short ospf_len;
+ u_int8_t ospf_version;
+ u_int8_t ospf_type;
+ u_int16_t 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];
+ u_int16_t ospf_chksum;
+ u_int16_t ospf_authtype;
+ u_int8_t 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_int16_t hello_helloint;
+ u_int8_t hello_options;
+ u_int8_t hello_priority;
u_int32_t hello_deadint;
struct in_addr hello_dr;
struct in_addr hello_bdr;
/* Database Description packet */
struct {
- u_char db_zero[2];
- u_char db_options;
- u_char db_flags;
+ u_int8_t db_zero[2];
+ u_int8_t db_options;
+ u_int8_t db_flags;
u_int32_t db_seq;
struct lsa_hdr db_lshdr[1]; /* may repeat */
} un_db;
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
projects / tcpdump / blobdiff