1999-03-09 22:27:43 +00:00
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/*
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* BIRD -- OSPF
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*
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2004-06-25 16:39:53 +00:00
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* (c) 1999--2004 Ondrej Filip <feela@network.cz>
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1999-03-09 22:27:43 +00:00
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*
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* Can be freely distributed and used under the terms of the GNU GPL.
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*/
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#ifndef _BIRD_OSPF_H_
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#define _BIRD_OSPF_H_
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2000-06-05 02:23:20 +00:00
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#define MAXNETS 10
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2000-06-06 02:09:58 +00:00
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#ifdef LOCAL_DEBUG
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#define OSPF_FORCE_DEBUG 1
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#else
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#define OSPF_FORCE_DEBUG 0
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#endif
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#define OSPF_TRACE(flags, msg, args...) do { if ((p->debug & flags) || OSPF_FORCE_DEBUG) \
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log(L_TRACE "%s: " msg, p->name , ## args ); } while(0)
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2000-03-30 00:18:59 +00:00
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1999-11-17 15:50:41 +00:00
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#include "nest/bird.h"
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#include "lib/checksum.h"
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1999-11-10 12:27:01 +00:00
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#include "lib/ip.h"
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#include "lib/lists.h"
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2000-03-08 12:50:28 +00:00
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#include "lib/slists.h"
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1999-11-10 12:27:01 +00:00
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#include "lib/socket.h"
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#include "lib/timer.h"
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#include "lib/resource.h"
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#include "nest/protocol.h"
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#include "nest/iface.h"
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1999-11-17 15:50:41 +00:00
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#include "nest/route.h"
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2000-06-01 15:53:06 +00:00
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#include "nest/cli.h"
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2000-06-06 00:46:00 +00:00
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#include "nest/locks.h"
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1999-11-17 15:50:41 +00:00
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#include "conf/conf.h"
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2000-05-04 01:23:03 +00:00
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#include "lib/string.h"
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1999-11-10 12:27:01 +00:00
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1999-04-12 23:54:21 +00:00
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#define OSPF_PROTO 89
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1999-04-13 18:21:53 +00:00
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#ifndef IPV6
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1999-05-11 15:34:33 +00:00
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#define OSPF_VERSION 2
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1999-04-12 23:54:21 +00:00
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#define AllSPFRouters ipa_from_u32(0xe0000005) /* 224.0.0.5 */
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#define AllDRouters ipa_from_u32(0xe0000006) /* 224.0.0.6 */
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2000-04-30 11:31:05 +00:00
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#define DEFAULTDES ipa_from_u32(0)
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1999-04-13 18:21:53 +00:00
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#else
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2004-06-06 14:27:11 +00:00
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#error OSPF for IPv6 is not implemented (mail to Feela <feela@network.cz>)
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1999-04-13 18:21:53 +00:00
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#endif
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2000-01-05 00:03:47 +00:00
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2000-04-04 00:32:17 +00:00
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#define LSREFRESHTIME 1800 /* 30 minutes */
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2000-01-05 00:03:47 +00:00
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#define MINLSINTERVAL 5
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#define MINLSARRIVAL 1
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2004-06-25 16:39:53 +00:00
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#define LSINFINITY 0xffffff
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2004-06-06 14:27:11 +00:00
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#define DEFAULT_OSPFTICK 5
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2004-06-06 16:00:09 +00:00
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#define DEFAULT_AREATICK 4
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#define DEFAULT_RFC1583 1 /* compatibility with rfc1583 */
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2004-06-06 14:27:11 +00:00
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2000-01-05 00:03:47 +00:00
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2004-06-06 09:37:54 +00:00
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struct ospf_config
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{
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1999-03-09 22:27:43 +00:00
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struct proto_config c;
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2004-06-06 16:00:09 +00:00
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unsigned tick;
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2000-06-02 15:05:41 +00:00
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int rfc1583;
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2000-06-02 19:55:55 +00:00
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list area_list;
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};
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2004-06-06 09:37:54 +00:00
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struct nbma_node
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{
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2000-06-05 23:44:26 +00:00
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node n;
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ip_addr ip;
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2000-09-02 00:03:36 +00:00
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int eligible;
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2000-06-05 23:44:26 +00:00
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};
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2004-06-25 16:39:53 +00:00
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struct area_net_config
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2004-06-06 09:37:54 +00:00
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{
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2001-08-12 00:04:42 +00:00
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node n;
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2004-06-06 09:13:37 +00:00
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struct prefix px;
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2001-08-12 00:04:42 +00:00
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int hidden;
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2004-06-25 16:39:53 +00:00
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};
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struct area_net
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{
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struct fib_node fn;
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int hidden;
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2004-06-06 09:13:37 +00:00
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int active;
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2001-08-12 00:04:42 +00:00
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};
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2004-06-06 09:37:54 +00:00
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struct ospf_area_config
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{
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2000-06-02 19:55:55 +00:00
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node n;
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u32 areaid;
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int stub;
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unsigned tick;
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2000-06-03 01:29:00 +00:00
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list patt_list;
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2001-08-12 00:04:42 +00:00
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list net_list;
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1999-03-09 22:27:43 +00:00
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};
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2004-06-06 09:37:54 +00:00
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struct ospf_iface
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{
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1999-04-14 15:13:44 +00:00
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node n;
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1999-05-11 09:50:02 +00:00
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struct proto_ospf *proto;
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2004-06-06 09:37:54 +00:00
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struct iface *iface; /* Nest's iface */
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2000-03-08 12:50:28 +00:00
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struct ospf_area *oa;
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2000-06-06 00:46:00 +00:00
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struct object_lock *lock;
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2004-06-06 09:37:54 +00:00
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u32 an; /* Area number */
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sock *hello_sk; /* Hello socket */
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sock *dr_sk; /* For states DR or BACKUP */
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sock *ip_sk; /* IP socket (for DD ...) */
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list neigh_list; /* List of neigbours */
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u16 cost; /* Cost of iface */
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u16 inftransdelay; /* The estimated number of seconds it takes to
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transmit a Link State Update Packet over this
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interface. LSAs contained in the update */
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u8 priority; /* A router priority for DR election */
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u16 helloint; /* number of seconds between hello sending */
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2004-06-09 12:39:49 +00:00
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u32 waitint; /* number of sec before changing state from wait */
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u32 rxmtint; /* number of seconds between LSA retransmissions */
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u32 pollint; /* Poll interval */
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2004-06-06 09:37:54 +00:00
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u32 deadc; /* after "deadint" missing hellos is router dead */
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2004-06-25 16:39:53 +00:00
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u32 vid; /* Id of peer of virtual link */
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ip_addr vip; /* IP of peer of virtual link */
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struct ospf_area *voa; /* Area wich the vlink goes through */
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1999-04-12 23:54:21 +00:00
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u16 autype;
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u8 options;
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2004-06-26 20:15:34 +00:00
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list *passwords;
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u32 csn; /* Crypt seq num. that will be sent net */
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2004-06-06 09:37:54 +00:00
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ip_addr drip; /* Designated router */
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1999-04-13 18:21:53 +00:00
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u32 drid;
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2004-06-06 09:37:54 +00:00
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ip_addr bdrip; /* Backup DR */
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1999-04-13 18:21:53 +00:00
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u32 bdrid;
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2004-06-06 09:37:54 +00:00
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u8 type; /* OSPF view of type */
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1999-10-18 21:48:51 +00:00
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#define OSPF_IT_BCAST 0
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1999-04-13 21:46:20 +00:00
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#define OSPF_IT_NBMA 1
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#define OSPF_IT_PTP 2
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1999-10-18 21:48:51 +00:00
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#define OSPF_IT_VLINK 3
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2000-06-03 09:50:31 +00:00
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#define OSPF_IT_UNDEF 4
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2004-06-06 09:37:54 +00:00
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u8 strictnbma; /* Can I talk with unknown neighbors? */
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u8 stub; /* Inactive interface */
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2000-09-04 19:42:17 +00:00
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u8 ioprob;
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2004-06-06 09:37:54 +00:00
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#define OSPF_I_OK 0 /* Everything OK */
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#define OSPF_I_MC 1 /* I didn't open MC socket */
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#define OSPF_I_IP 2 /* I didn't open IP socet */
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u8 state; /* Interface state machine */
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1999-10-18 21:48:51 +00:00
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#define OSPF_IS_DOWN 0 /* Not working */
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#define OSPF_IS_LOOP 1 /* Should never happen */
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#define OSPF_IS_WAITING 2 /* Waiting for Wait timer */
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#define OSPF_IS_PTP 3 /* PTP operational */
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#define OSPF_IS_DROTHER 4 /* I'm on BCAST or NBMA and I'm not DR */
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#define OSPF_IS_BACKUP 5 /* I'm BDR */
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#define OSPF_IS_DR 6 /* I'm DR */
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1999-05-24 18:22:00 +00:00
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timer *wait_timer; /* WAIT timer */
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timer *hello_timer; /* HELLOINT timer */
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2000-09-02 00:03:36 +00:00
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timer *poll_timer; /* Poll Interval - for NBMA */
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1999-04-12 23:54:21 +00:00
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/* Default values for interface parameters */
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#define COST_D 10
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#define RXMTINT_D 5
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2000-05-02 22:31:48 +00:00
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#define INFTRANSDELAY_D 1
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1999-04-13 21:46:20 +00:00
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#define PRIORITY_D 1
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1999-04-12 23:54:21 +00:00
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#define HELLOINT_D 10
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2000-09-02 00:03:36 +00:00
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#define POLLINT_D 20
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1999-05-31 18:56:20 +00:00
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#define DEADC_D 4
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2004-06-06 09:37:54 +00:00
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#define WAIT_DMH 4 /* Value of Wait timer - not found it in RFC
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* - using 4*HELLO
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*/
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2000-05-03 00:08:48 +00:00
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struct top_hash_entry *nlsa; /* Originated net lsa */
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2004-06-06 09:37:54 +00:00
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int orignet; /* Schedule network LSA origination */
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int fadj; /* Number of full adjacent neigh */
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2000-06-05 23:44:26 +00:00
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list nbma_list;
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1999-04-12 23:54:21 +00:00
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};
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2004-06-26 20:15:34 +00:00
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struct ospf_md5
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{
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u16 zero;
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u8 keyid;
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u8 len;
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u32 csn;
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};
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union ospf_auth
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{
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u8 password[8];
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struct ospf_md5 md5;
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};
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2004-06-06 09:37:54 +00:00
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struct ospf_packet
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{
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1999-05-11 15:34:33 +00:00
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u8 version;
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u8 type;
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2004-06-06 09:37:54 +00:00
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#define HELLO_P 1 /* Hello */
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#define DBDES_P 2 /* Database description */
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#define LSREQ_P 3 /* Link state request */
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#define LSUPD_P 4 /* Link state update */
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#define LSACK_P 5 /* Link state acknowledgement */
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1999-05-11 15:34:33 +00:00
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u16 length;
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u32 routerid;
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u32 areaid;
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2000-04-05 00:51:25 +00:00
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#define BACKBONE 0
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1999-05-11 15:34:33 +00:00
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u16 checksum;
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u16 autype;
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2004-06-26 20:15:34 +00:00
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union ospf_auth u;
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1999-05-11 15:34:33 +00:00
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};
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2004-06-06 09:37:54 +00:00
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struct ospf_hello_packet
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{
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1999-05-14 08:46:06 +00:00
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struct ospf_packet ospf_packet;
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ip_addr netmask;
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1999-05-31 18:56:20 +00:00
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u16 helloint;
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1999-05-11 15:34:33 +00:00
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u8 options;
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u8 priority;
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u32 deadint;
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2000-06-08 01:49:19 +00:00
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ip_addr dr;
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ip_addr bdr;
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1999-05-11 15:34:33 +00:00
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};
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2004-06-06 09:37:54 +00:00
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struct immsb
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{
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2003-08-26 10:41:02 +00:00
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#ifdef _BIG_ENDIAN
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u8 padding:5;
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u8 i:1;
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u8 m:1;
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u8 ms:1;
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#else
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2000-03-29 12:32:25 +00:00
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u8 ms:1;
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u8 m:1;
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u8 i:1;
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u8 padding:5;
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2003-08-26 10:41:02 +00:00
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#endif
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2000-03-29 12:32:25 +00:00
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};
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2004-06-06 09:37:54 +00:00
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union imms
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{
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2000-03-29 12:32:25 +00:00
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u8 byte;
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struct immsb bit;
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};
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2004-06-06 09:37:54 +00:00
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struct ospf_dbdes_packet
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{
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1999-08-24 18:32:26 +00:00
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struct ospf_packet ospf_packet;
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u16 iface_mtu;
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1999-08-25 18:44:50 +00:00
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u8 options;
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2000-03-29 12:32:25 +00:00
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union imms imms; /* I, M, MS bits */
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1999-08-25 18:44:50 +00:00
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#define DBDES_MS 1
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#define DBDES_M 2
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#define DBDES_I 4
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u32 ddseq;
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1999-08-24 18:32:26 +00:00
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};
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2000-03-09 22:38:05 +00:00
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2004-06-06 09:37:54 +00:00
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struct ospf_lsa_header
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{
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u16 age; /* LS Age */
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#define LSA_MAXAGE 3600 /* 1 hour */
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#define LSA_CHECKAGE 300 /* 5 minutes */
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#define LSA_MAXAGEDIFF 900 /* 15 minutes */
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1999-08-25 18:44:50 +00:00
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u8 options;
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2000-03-09 22:38:05 +00:00
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u8 type;
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u32 id;
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#define LSA_T_RT 1
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#define LSA_T_NET 2
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#define LSA_T_SUM_NET 3
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#define LSA_T_SUM_RT 4
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#define LSA_T_EXT 5
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2004-06-06 09:37:54 +00:00
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u32 rt; /* Advertising router */
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s32 sn; /* LS Sequence number */
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2000-03-09 22:38:05 +00:00
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#define LSA_INITSEQNO 0x80000001
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#define LSA_MAXSEQNO 0x7fffffff
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1999-08-25 18:44:50 +00:00
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u16 checksum;
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2004-06-06 09:37:54 +00:00
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u16 length;
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2000-03-09 22:38:05 +00:00
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};
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2004-06-06 09:37:54 +00:00
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struct vebb
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{
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2004-06-11 09:36:50 +00:00
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#ifdef _BIG_ENDIAN
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u8 padding:5;
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u8 v:1;
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u8 e:1;
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u8 b:1;
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#else
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2000-09-03 22:18:40 +00:00
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u8 b:1;
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u8 e:1;
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u8 v:1;
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u8 padding:5;
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2004-06-11 09:36:50 +00:00
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#endif
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2000-09-03 22:18:40 +00:00
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};
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2004-06-06 09:37:54 +00:00
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union veb
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{
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2000-09-03 22:18:40 +00:00
|
|
|
u8 byte;
|
|
|
|
struct vebb bit;
|
|
|
|
};
|
|
|
|
|
2004-06-06 09:37:54 +00:00
|
|
|
struct ospf_lsa_rt
|
|
|
|
{
|
2000-09-03 22:18:40 +00:00
|
|
|
union veb veb;
|
2000-03-09 22:38:05 +00:00
|
|
|
u8 padding;
|
|
|
|
u16 links;
|
|
|
|
};
|
|
|
|
|
2004-06-06 09:37:54 +00:00
|
|
|
struct ospf_lsa_rt_link
|
|
|
|
{
|
2000-03-09 22:38:05 +00:00
|
|
|
u32 id;
|
|
|
|
u32 data;
|
|
|
|
u8 type;
|
|
|
|
#define LSART_PTP 1
|
|
|
|
#define LSART_NET 2
|
|
|
|
#define LSART_STUB 3
|
|
|
|
#define LSART_VLNK 4
|
|
|
|
u8 notos;
|
|
|
|
u16 metric;
|
|
|
|
};
|
|
|
|
|
2004-06-06 09:37:54 +00:00
|
|
|
struct ospf_lsa_rt_link_tos
|
|
|
|
{ /* Actually we ignore TOS. This is useless */
|
2000-03-09 22:38:05 +00:00
|
|
|
u8 tos;
|
|
|
|
u8 padding;
|
|
|
|
u16 metric;
|
1999-08-25 18:44:50 +00:00
|
|
|
};
|
|
|
|
|
2004-06-06 09:37:54 +00:00
|
|
|
struct ospf_lsa_net
|
|
|
|
{
|
2000-04-30 11:31:05 +00:00
|
|
|
ip_addr netmask;
|
2000-04-26 12:54:23 +00:00
|
|
|
};
|
|
|
|
|
2004-06-25 16:39:53 +00:00
|
|
|
struct ospf_lsa_sum
|
2004-06-06 09:37:54 +00:00
|
|
|
{
|
2000-04-30 11:31:05 +00:00
|
|
|
ip_addr netmask;
|
2000-03-09 22:38:05 +00:00
|
|
|
};
|
|
|
|
|
2004-06-25 16:39:53 +00:00
|
|
|
|
|
|
|
struct ospf_lsa_ext
|
2004-06-06 09:37:54 +00:00
|
|
|
{
|
2004-06-25 16:39:53 +00:00
|
|
|
ip_addr netmask;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct ospf_lsa_ext_etos
|
|
|
|
{
|
|
|
|
#ifdef _BIG_ENDIAN
|
|
|
|
u8 ebit:1;
|
|
|
|
u8 tos:7;
|
|
|
|
u8 padding1;
|
|
|
|
u16 padding2;
|
|
|
|
#else
|
|
|
|
u16 padding2;
|
|
|
|
u8 padding1;
|
|
|
|
u8 tos:7;
|
|
|
|
u8 ebit:1;
|
|
|
|
#endif
|
|
|
|
};
|
|
|
|
|
|
|
|
#define METRIC_MASK 0x00FFFFFF
|
|
|
|
struct ospf_lsa_sum_tos
|
|
|
|
{
|
|
|
|
#ifdef _BIG_ENDIAN
|
2000-03-09 22:38:05 +00:00
|
|
|
u8 tos;
|
2004-06-25 16:39:53 +00:00
|
|
|
u8 padding1;
|
|
|
|
u16 padding2;
|
|
|
|
#else
|
|
|
|
u16 padding2;
|
|
|
|
u8 padding1;
|
|
|
|
u8 tos;
|
|
|
|
#endif
|
2000-03-09 22:38:05 +00:00
|
|
|
};
|
|
|
|
|
2004-06-25 16:39:53 +00:00
|
|
|
union ospf_lsa_sum_tm
|
2004-06-06 09:37:54 +00:00
|
|
|
{
|
2004-06-25 16:39:53 +00:00
|
|
|
struct ospf_lsa_sum_tos tos;
|
|
|
|
u32 metric;
|
|
|
|
};
|
|
|
|
|
|
|
|
union ospf_lsa_ext_etm
|
|
|
|
{
|
|
|
|
struct ospf_lsa_ext_etos etos;
|
|
|
|
u32 metric;
|
2000-03-09 22:38:05 +00:00
|
|
|
};
|
|
|
|
|
2004-06-06 09:37:54 +00:00
|
|
|
struct ospf_lsa_ext_tos
|
|
|
|
{
|
2004-06-25 16:39:53 +00:00
|
|
|
union ospf_lsa_ext_etm etm;
|
2000-05-10 11:22:08 +00:00
|
|
|
ip_addr fwaddr;
|
2000-03-09 22:38:05 +00:00
|
|
|
u32 tag;
|
|
|
|
};
|
|
|
|
|
2004-06-06 09:37:54 +00:00
|
|
|
struct ospf_lsreq_packet
|
|
|
|
{
|
2000-03-30 00:18:59 +00:00
|
|
|
struct ospf_packet ospf_packet;
|
|
|
|
};
|
|
|
|
|
2004-06-06 09:37:54 +00:00
|
|
|
struct ospf_lsreq_header
|
|
|
|
{
|
2000-03-30 00:18:59 +00:00
|
|
|
u16 padd1;
|
|
|
|
u8 padd2;
|
|
|
|
u8 type;
|
|
|
|
u32 id;
|
2004-06-06 09:37:54 +00:00
|
|
|
u32 rt; /* Advertising router */
|
2000-03-30 00:18:59 +00:00
|
|
|
};
|
|
|
|
|
2004-06-06 09:37:54 +00:00
|
|
|
struct l_lsr_head
|
|
|
|
{
|
2000-03-31 00:21:41 +00:00
|
|
|
node n;
|
|
|
|
struct ospf_lsreq_header lsh;
|
|
|
|
};
|
|
|
|
|
2004-06-06 09:37:54 +00:00
|
|
|
struct ospf_lsupd_packet
|
|
|
|
{
|
2000-03-30 20:00:42 +00:00
|
|
|
struct ospf_packet ospf_packet;
|
2004-06-06 09:37:54 +00:00
|
|
|
u32 lsano; /* Number of LSA's */
|
2000-03-30 20:00:42 +00:00
|
|
|
};
|
|
|
|
|
2004-06-06 09:37:54 +00:00
|
|
|
struct ospf_lsack_packet
|
|
|
|
{
|
2000-03-30 20:00:42 +00:00
|
|
|
struct ospf_packet ospf_packet;
|
|
|
|
};
|
|
|
|
|
|
|
|
|
1999-05-24 21:17:16 +00:00
|
|
|
struct ospf_neighbor
|
|
|
|
{
|
1999-08-09 17:58:01 +00:00
|
|
|
node n;
|
2004-06-01 13:12:10 +00:00
|
|
|
pool *pool;
|
1999-05-24 21:49:22 +00:00
|
|
|
struct ospf_iface *ifa;
|
1999-08-25 18:44:50 +00:00
|
|
|
u8 state;
|
1999-05-24 21:17:16 +00:00
|
|
|
#define NEIGHBOR_DOWN 0
|
1999-06-01 16:35:18 +00:00
|
|
|
#define NEIGHBOR_ATTEMPT 1
|
|
|
|
#define NEIGHBOR_INIT 2
|
|
|
|
#define NEIGHBOR_2WAY 3
|
1999-05-24 21:17:16 +00:00
|
|
|
#define NEIGHBOR_EXSTART 4
|
1999-05-24 21:49:22 +00:00
|
|
|
#define NEIGHBOR_EXCHANGE 5
|
|
|
|
#define NEIGHBOR_LOADING 6
|
|
|
|
#define NEIGHBOR_FULL 7
|
2004-06-06 09:37:54 +00:00
|
|
|
timer *inactim; /* Inactivity timer */
|
2000-03-29 12:32:25 +00:00
|
|
|
union imms imms; /* I, M, Master/slave received */
|
2004-06-06 09:37:54 +00:00
|
|
|
u32 dds; /* DD Sequence number being sent */
|
|
|
|
u32 ddr; /* last Dat Des packet received */
|
2000-03-29 12:32:25 +00:00
|
|
|
union imms myimms; /* I, M Master/slave */
|
2004-06-06 09:37:54 +00:00
|
|
|
u32 rid; /* Router ID */
|
|
|
|
ip_addr ip; /* IP of it's interface */
|
|
|
|
u8 priority; /* Priority */
|
|
|
|
u8 options; /* Options received */
|
|
|
|
ip_addr dr; /* Neigbour's idea of DR */
|
|
|
|
ip_addr bdr; /* Neigbour's idea of BDR */
|
|
|
|
u8 adj; /* built adjacency? */
|
|
|
|
siterator dbsi; /* Database summary list iterator */
|
|
|
|
slist lsrql; /* Link state request */
|
|
|
|
struct top_graph *lsrqh; /* LSA graph */
|
2000-03-08 12:50:28 +00:00
|
|
|
siterator lsrqi;
|
2004-06-06 09:37:54 +00:00
|
|
|
slist lsrtl; /* Link state retransmission list */
|
2000-03-08 12:50:28 +00:00
|
|
|
siterator lsrti;
|
2000-04-04 00:32:17 +00:00
|
|
|
struct top_graph *lsrth;
|
2004-06-06 09:37:54 +00:00
|
|
|
void *ldbdes; /* Last database description packet */
|
|
|
|
timer *rxmt_timer; /* RXMT timer */
|
2004-06-04 16:30:04 +00:00
|
|
|
list ackl[2];
|
|
|
|
#define ACKL_DIRECT 0
|
|
|
|
#define ACKL_DELAY 1
|
2004-06-06 09:37:54 +00:00
|
|
|
timer *ackd_timer; /* Delayed ack timer */
|
2004-06-26 20:15:34 +00:00
|
|
|
u32 csn; /* Last received crypt seq number (for MD5) */
|
1999-05-24 21:17:16 +00:00
|
|
|
};
|
|
|
|
|
1999-10-18 21:48:51 +00:00
|
|
|
/* Definitions for interface state machine */
|
2004-06-06 09:37:54 +00:00
|
|
|
#define ISM_UP 0 /* Interface Up */
|
|
|
|
#define ISM_WAITF 1 /* Wait timer fired */
|
|
|
|
#define ISM_BACKS 2 /* Backup seen */
|
|
|
|
#define ISM_NEICH 3 /* Neighbor change */
|
|
|
|
#define ISM_LOOP 4 /* Loop indicated */
|
|
|
|
#define ISM_UNLOOP 5 /* Unloop indicated */
|
|
|
|
#define ISM_DOWN 6 /* Interface down */
|
1999-10-18 21:48:51 +00:00
|
|
|
|
|
|
|
/* Definitions for neighbor state machine */
|
2004-06-06 09:37:54 +00:00
|
|
|
#define INM_HELLOREC 0 /* Hello Received */
|
|
|
|
#define INM_START 1 /* Neighbor start - for NBMA */
|
|
|
|
#define INM_2WAYREC 2 /* 2-Way received */
|
|
|
|
#define INM_NEGDONE 3 /* Negotiation done */
|
|
|
|
#define INM_EXDONE 4 /* Exchange done */
|
|
|
|
#define INM_BADLSREQ 5 /* Bad LS Request */
|
|
|
|
#define INM_LOADDONE 6 /* Load done */
|
|
|
|
#define INM_ADJOK 7 /* AdjOK? */
|
|
|
|
#define INM_SEQMIS 8 /* Sequence number mismatch */
|
|
|
|
#define INM_1WAYREC 9 /* 1-Way */
|
|
|
|
#define INM_KILLNBR 10 /* Kill Neighbor */
|
|
|
|
#define INM_INACTTIM 11 /* Inactivity timer */
|
|
|
|
#define INM_LLDOWN 12 /* Line down */
|
|
|
|
|
|
|
|
struct ospf_area
|
|
|
|
{
|
2000-04-03 22:31:07 +00:00
|
|
|
node n;
|
2000-01-05 00:03:47 +00:00
|
|
|
u32 areaid;
|
2000-05-31 14:06:33 +00:00
|
|
|
timer *disp_timer; /* Area's dispatcher hear beat */
|
|
|
|
int origrt; /* Rt lsa origination scheduled? */
|
2000-01-05 00:03:47 +00:00
|
|
|
struct top_graph *gr; /* LSA graph */
|
2000-03-08 12:50:28 +00:00
|
|
|
slist lsal; /* List of all LSA's */
|
2000-02-25 19:19:41 +00:00
|
|
|
struct top_hash_entry *rt; /* My own router LSA */
|
2000-04-26 12:54:23 +00:00
|
|
|
list cand; /* List of candidates for RT calc. */
|
2004-06-25 16:39:53 +00:00
|
|
|
struct fib net_fib; /* Networks to advertise or not */
|
2000-06-02 19:55:55 +00:00
|
|
|
int stub;
|
|
|
|
int trcap; /* Transit capability? */
|
2000-05-02 22:19:41 +00:00
|
|
|
struct proto_ospf *po;
|
2000-06-05 20:57:53 +00:00
|
|
|
unsigned tick;
|
2004-06-25 16:39:53 +00:00
|
|
|
struct fib rtr; /* Routing tables for routers */
|
2000-01-05 00:03:47 +00:00
|
|
|
};
|
|
|
|
|
2004-06-06 09:37:54 +00:00
|
|
|
struct proto_ospf
|
|
|
|
{
|
1999-11-17 15:50:41 +00:00
|
|
|
struct proto proto;
|
2004-06-06 16:00:09 +00:00
|
|
|
timer *disp_timer; /* OSPF proto dispatcher */
|
|
|
|
unsigned tick;
|
|
|
|
int calcrt; /* Routing table calculation scheduled? */
|
1999-11-17 15:50:41 +00:00
|
|
|
list iface_list; /* Interfaces we really use */
|
2000-04-03 22:31:07 +00:00
|
|
|
list area_list;
|
2000-01-05 00:03:47 +00:00
|
|
|
int areano; /* Number of area I belong to */
|
2004-06-25 16:39:53 +00:00
|
|
|
struct fib rtf; /* Routing table */
|
2000-09-03 22:18:40 +00:00
|
|
|
int rfc1583; /* RFC1583 compatibility */
|
|
|
|
int ebit; /* Did I originate any ext lsa? */
|
2004-06-25 16:39:53 +00:00
|
|
|
struct ospf_area *backbone; /* If exists */
|
1999-11-10 12:27:01 +00:00
|
|
|
};
|
|
|
|
|
2004-06-06 09:37:54 +00:00
|
|
|
struct ospf_iface_patt
|
|
|
|
{
|
2000-06-03 01:29:00 +00:00
|
|
|
struct iface_patt i;
|
2004-06-09 12:39:49 +00:00
|
|
|
u32 cost;
|
|
|
|
u32 helloint;
|
|
|
|
u32 rxmtint;
|
|
|
|
u32 pollint;
|
|
|
|
u32 inftransdelay;
|
|
|
|
u32 priority;
|
|
|
|
u32 waitint;
|
|
|
|
u32 deadc;
|
|
|
|
u32 type;
|
|
|
|
u32 autype;
|
|
|
|
u32 strictnbma;
|
|
|
|
u32 stub;
|
2004-06-25 16:39:53 +00:00
|
|
|
u32 vid;
|
2004-06-26 20:15:34 +00:00
|
|
|
#define OSPF_AUTH_NONE 0
|
|
|
|
#define OSPF_AUTH_SIMPLE 1
|
|
|
|
#define OSPF_AUTH_CRYPT 2
|
|
|
|
#define OSPF_AUTH_CRYPT_SIZE 16
|
|
|
|
list *passwords;
|
2000-06-05 23:44:26 +00:00
|
|
|
list nbma_list;
|
2000-06-03 01:29:00 +00:00
|
|
|
};
|
|
|
|
|
2004-06-06 16:00:09 +00:00
|
|
|
int ospf_import_control(struct proto *p, rte **new, ea_list **attrs,
|
2004-06-06 09:37:54 +00:00
|
|
|
struct linpool *pool);
|
2000-05-30 21:25:32 +00:00
|
|
|
struct ea_list *ospf_make_tmp_attrs(struct rte *rt, struct linpool *pool);
|
|
|
|
void ospf_store_tmp_attrs(struct rte *rt, struct ea_list *attrs);
|
2004-06-06 16:00:09 +00:00
|
|
|
void ospf_rt_notify(struct proto *p, net *n, rte *new, rte *old,
|
2004-06-06 09:37:54 +00:00
|
|
|
ea_list * attrs);
|
2000-05-31 14:06:33 +00:00
|
|
|
void schedule_rt_lsa(struct ospf_area *oa);
|
2004-06-06 16:00:09 +00:00
|
|
|
void schedule_rtcalc(struct proto_ospf *po);
|
2004-06-06 08:55:33 +00:00
|
|
|
void schedule_net_lsa(struct ospf_iface *ifa);
|
2000-06-01 17:52:21 +00:00
|
|
|
void ospf_sh_neigh(struct proto *p, char *iff);
|
2000-06-01 16:26:59 +00:00
|
|
|
void ospf_sh(struct proto *p);
|
2000-06-01 17:52:21 +00:00
|
|
|
void ospf_sh_iface(struct proto *p, char *iff);
|
1999-11-17 15:50:41 +00:00
|
|
|
|
2000-05-30 21:25:32 +00:00
|
|
|
#define EA_OSPF_METRIC1 EA_CODE(EAP_OSPF, 0)
|
|
|
|
#define EA_OSPF_METRIC2 EA_CODE(EAP_OSPF, 1)
|
|
|
|
#define EA_OSPF_TAG EA_CODE(EAP_OSPF, 2)
|
|
|
|
|
2004-06-25 16:39:53 +00:00
|
|
|
#include "proto/ospf/rt.h"
|
1999-11-17 15:50:41 +00:00
|
|
|
#include "proto/ospf/hello.h"
|
|
|
|
#include "proto/ospf/packet.h"
|
|
|
|
#include "proto/ospf/iface.h"
|
|
|
|
#include "proto/ospf/neighbor.h"
|
|
|
|
#include "proto/ospf/topology.h"
|
|
|
|
#include "proto/ospf/dbdes.h"
|
2000-03-30 00:18:59 +00:00
|
|
|
#include "proto/ospf/lsreq.h"
|
2000-03-31 00:21:41 +00:00
|
|
|
#include "proto/ospf/lsupd.h"
|
|
|
|
#include "proto/ospf/lsack.h"
|
|
|
|
#include "proto/ospf/lsalib.h"
|
1999-11-10 12:27:01 +00:00
|
|
|
|
1999-03-09 22:27:43 +00:00
|
|
|
#endif /* _BIRD_OSPF_H_ */
|