blob: 72a1f150a840b73f9502be0460d50be18cae678b [file] [log] [blame]
paul718e3742002-12-13 20:15:29 +00001/*
2 * OSPFd main header.
3 * Copyright (C) 1998, 99, 2000 Kunihiro Ishiguro, Toshiaki Takada
4 *
5 * This file is part of GNU Zebra.
6 *
7 * GNU Zebra is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2, or (at your option) any
10 * later version.
11 *
12 * GNU Zebra is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Zebra; see the file COPYING. If not, write to the Free
19 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
20 * 02111-1307, USA.
21 */
22
23#ifndef _ZEBRA_OSPFD_H
24#define _ZEBRA_OSPFD_H
25
26#include "filter.h"
27
28#define OSPF_VERSION 2
29
30/* Default protocol, port number. */
31#ifndef IPPROTO_OSPFIGP
32#define IPPROTO_OSPFIGP 89
33#endif /* IPPROTO_OSPFIGP */
34
paul68980082003-03-25 05:07:42 +000035/* IP precedence. */
36#ifndef IPTOS_PREC_INTERNETCONTROL
37#define IPTOS_PREC_INTERNETCONTROL 0xC0
38#endif /* IPTOS_PREC_INTERNETCONTROL */
39
paul718e3742002-12-13 20:15:29 +000040/* VTY port number. */
41#define OSPF_VTY_PORT 2604
paul718e3742002-12-13 20:15:29 +000042
43/* IP TTL for OSPF protocol. */
44#define OSPF_IP_TTL 1
45#define OSPF_VL_IP_TTL 100
46
47/* Default configuration file name for ospfd. */
48#define OSPF_DEFAULT_CONFIG "ospfd.conf"
49
50/* Architectual Constants */
51#ifdef DEBUG
52#define OSPF_LS_REFRESH_TIME 60
53#else
54#define OSPF_LS_REFRESH_TIME 1800
55#endif
56#define OSPF_MIN_LS_INTERVAL 5
57#define OSPF_MIN_LS_ARRIVAL 1
58#define OSPF_LSA_MAXAGE 3600
59#define OSPF_CHECK_AGE 300
60#define OSPF_LSA_MAXAGE_DIFF 900
61#define OSPF_LS_INFINITY 0xffffff
62#define OSPF_DEFAULT_DESTINATION 0x00000000 /* 0.0.0.0 */
63#define OSPF_INITIAL_SEQUENCE_NUMBER 0x80000001
64#define OSPF_MAX_SEQUENCE_NUMBER 0x7fffffff
65
66#define OSPF_LSA_MAXAGE_CHECK_INTERVAL 30
67
68#define OSPF_ALLSPFROUTERS 0xe0000005 /* 224.0.0.5 */
69#define OSPF_ALLDROUTERS 0xe0000006 /* 224.0.0.6 */
70
71#ifdef HAVE_NSSA
72#define OSPF_LOOPer 0x7f000000 /* 127.0.0.0 */
73#endif /* HAVE_NSSA */
74
75#define OSPF_AREA_BACKBONE 0x00000000 /* 0.0.0.0 */
76
77/* OSPF Authentication Type. */
78#define OSPF_AUTH_NULL 0
79#define OSPF_AUTH_SIMPLE 1
80#define OSPF_AUTH_CRYPTOGRAPHIC 2
81/* For Interface authentication setting default */
82#define OSPF_AUTH_NOTSET -1
83/* For the consumption and sanity of the command handler */
84/* DO NIOT REMOVE!!! Need to detect whether a value has
85 been given or not in VLink command handlers */
86#define OSPF_AUTH_CMD_NOTSEEN -2
87
88/* OSPF SPF timer values. */
paul800d6152003-05-29 17:26:24 +000089#define OSPF_SPF_DELAY_DEFAULT 1
90#define OSPF_SPF_HOLDTIME_DEFAULT 1
paul718e3742002-12-13 20:15:29 +000091
92/* OSPF interface default values. */
93#define OSPF_OUTPUT_COST_DEFAULT 10
94#define OSPF_ROUTER_DEAD_INTERVAL_DEFAULT 40
95#define OSPF_HELLO_INTERVAL_DEFAULT 10
96#define OSPF_ROUTER_PRIORITY_DEFAULT 1
97#define OSPF_RETRANSMIT_INTERVAL_DEFAULT 5
98#define OSPF_TRANSMIT_DELAY_DEFAULT 1
99#define OSPF_DEFAULT_BANDWIDTH 10000 /* Kbps */
100
101#define OSPF_DEFAULT_REF_BANDWIDTH 100000 /* Kbps */
102
103#define OSPF_POLL_INTERVAL_DEFAULT 60
104#define OSPF_NEIGHBOR_PRIORITY_DEFAULT 0
105
106/* OSPF options. */
107#define OSPF_OPTION_T 0x01 /* TOS. */
108#define OSPF_OPTION_E 0x02
109#define OSPF_OPTION_MC 0x04
110#define OSPF_OPTION_NP 0x08
111#define OSPF_OPTION_EA 0x10
112#define OSPF_OPTION_DC 0x20
113#define OSPF_OPTION_O 0x40
114
115/* OSPF Database Description flags. */
116#define OSPF_DD_FLAG_MS 0x01
117#define OSPF_DD_FLAG_M 0x02
118#define OSPF_DD_FLAG_I 0x04
119#define OSPF_DD_FLAG_ALL 0x07
120
121/* Timer value. */
122#define OSPF_ROUTER_ID_UPDATE_DELAY 1
123
124#define OSPF_LS_REFRESH_SHIFT (60 * 15)
125#define OSPF_LS_REFRESH_JITTER 60
126
paul020709f2003-04-04 02:44:16 +0000127/* OSPF master for system wide configuration and variables. */
128struct ospf_master
129{
130 /* OSPF instance. */
131 struct list *ospf;
132
133 /* OSPF thread master. */
134 struct thread_master *master;
135
136 /* Zebra interface list. */
137 struct list *iflist;
138
139 /* Redistributed external information. */
140 struct route_table *external_info[ZEBRA_ROUTE_MAX + 1];
141#define EXTERNAL_INFO(T) om->external_info[T]
142
143 /* OSPF start time. */
144 time_t start_time;
145
146 /* Various OSPF global configuration. */
147 u_char options;
148};
149
paul718e3742002-12-13 20:15:29 +0000150/* OSPF instance structure. */
151struct ospf
152{
153 /* OSPF Router ID. */
154 struct in_addr router_id; /* Configured automatically. */
155 struct in_addr router_id_static; /* Configured manually. */
156
157 /* ABR/ASBR internal flags. */
158 u_char flags;
159#define OSPF_FLAG_ABR 0x0001
160#define OSPF_FLAG_ASBR 0x0002
161
162 /* ABR type. */
163 u_char abr_type;
164#define OSPF_ABR_UNKNOWN 0
165#define OSPF_ABR_STAND 1
166#define OSPF_ABR_IBM 2
167#define OSPF_ABR_CISCO 3
168#define OSPF_ABR_SHORTCUT 4
169
170 /* NSSA ABR */
171 u_char anyNSSA; /* Bump for every NSSA attached. */
172
173 /* Configured variables. */
174 u_char config;
175#define OSPF_RFC1583_COMPATIBLE (1 << 0)
176#define OSPF_OPAQUE_CAPABLE (1 << 2)
177
178#ifdef HAVE_OPAQUE_LSA
179 /* Opaque-LSA administrative flags. */
180 u_char opaque;
181#define OPAQUE_OPERATION_READY_BIT (1 << 0)
182#define OPAQUE_BLOCK_TYPE_09_LSA_BIT (1 << 1)
183#define OPAQUE_BLOCK_TYPE_10_LSA_BIT (1 << 2)
184#define OPAQUE_BLOCK_TYPE_11_LSA_BIT (1 << 3)
185#endif /* HAVE_OPAQUE_LSA */
186
187 int spf_delay; /* SPF delay time. */
188 int spf_holdtime; /* SPF hold time. */
189 int default_originate; /* Default information originate. */
190#define DEFAULT_ORIGINATE_NONE 0
191#define DEFAULT_ORIGINATE_ZEBRA 1
192#define DEFAULT_ORIGINATE_ALWAYS 2
193 u_int32_t ref_bandwidth; /* Reference Bandwidth (Kbps). */
194 struct route_table *networks; /* OSPF config networks. */
195 list vlinks; /* Configured Virtual-Links. */
196 list areas; /* OSPF areas. */
197 struct route_table *nbr_nbma;
198 struct ospf_area *backbone; /* Pointer to the Backbone Area. */
199
paul718e3742002-12-13 20:15:29 +0000200 list oiflist; /* ospf interfaces */
201
202 /* LSDB of AS-external-LSAs. */
203 struct ospf_lsdb *lsdb;
204
paul718e3742002-12-13 20:15:29 +0000205 /* Flags. */
206 int external_origin; /* AS-external-LSA origin flag. */
207 int ase_calc; /* ASE calculation flag. */
208
209#ifdef HAVE_OPAQUE_LSA
210 list opaque_lsa_self; /* Type-11 Opaque-LSAs */
211#endif /* HAVE_OPAQUE_LSA */
212
213 /* Routing tables. */
214 struct route_table *old_table; /* Old routing table. */
215 struct route_table *new_table; /* Current routing table. */
216
217 struct route_table *old_rtrs; /* Old ABR/ASBR RT. */
218 struct route_table *new_rtrs; /* New ABR/ASBR RT. */
219
220 struct route_table *new_external_route; /* New External Route. */
221 struct route_table *old_external_route; /* Old External Route. */
222
223 struct route_table *external_lsas; /* Database of external LSAs,
224 prefix is LSA's adv. network*/
225
226 /* Time stamps. */
227 time_t ts_spf; /* SPF calculation time stamp. */
228
229 list maxage_lsa; /* List of MaxAge LSA for deletion. */
230 int redistribute; /* Num of redistributed protocols. */
231
232 /* Threads. */
233 struct thread *t_router_id_update; /* Router ID update timer. */
234 struct thread *t_router_lsa_update; /* router-LSA update timer. */
235 struct thread *t_abr_task; /* ABR task timer. */
236 struct thread *t_asbr_check; /* ASBR check timer. */
237 struct thread *t_distribute_update; /* Distirbute list update timer. */
238 struct thread *t_spf_calc; /* SPF calculation timer. */
239 struct thread *t_ase_calc; /* ASE calculation timer. */
240 struct thread *t_external_lsa; /* AS-external-LSA origin timer. */
241#ifdef HAVE_OPAQUE_LSA
242 struct thread *t_opaque_lsa_self; /* Type-11 Opaque-LSAs origin event. */
243#endif /* HAVE_OPAQUE_LSA */
244 struct thread *t_maxage; /* MaxAge LSA remover timer. */
245 struct thread *t_maxage_walker; /* MaxAge LSA checking timer. */
246
247 struct thread *t_write;
248 struct thread *t_read;
249 int fd;
250 list oi_write_q;
251
252 /* Distribute lists out of other route sources. */
253 struct
254 {
255 char *name;
256 struct access_list *list;
257 } dlist[ZEBRA_ROUTE_MAX];
paul020709f2003-04-04 02:44:16 +0000258#define DISTRIBUTE_NAME(O,T) (O)->dlist[T].name
259#define DISTRIBUTE_LIST(O,T) (O)->dlist[T].list
paul718e3742002-12-13 20:15:29 +0000260
261 /* Redistribute metric info. */
262 struct
263 {
264 int type; /* External metric type (E1 or E2). */
265 int value; /* Value for static metric (24-bit).
266 -1 means metric value is not set. */
267 } dmetric [ZEBRA_ROUTE_MAX + 1];
268
269 /* For redistribute route map. */
270 struct
271 {
272 char *name;
273 struct route_map *map;
274 } route_map [ZEBRA_ROUTE_MAX + 1]; /* +1 is for default-information */
paul020709f2003-04-04 02:44:16 +0000275#define ROUTEMAP_NAME(O,T) (O)->route_map[T].name
276#define ROUTEMAP(O,T) (O)->route_map[T].map
paul718e3742002-12-13 20:15:29 +0000277
278 int default_metric; /* Default metric for redistribute. */
279
280#define OSPF_LSA_REFRESHER_GRANULARITY 10
281#define OSPF_LSA_REFRESHER_SLOTS ((OSPF_LS_REFRESH_TIME + \
282 OSPF_LS_REFRESH_SHIFT)/10 + 1)
283 struct
284 {
285 u_int16_t index;
286 list qs[OSPF_LSA_REFRESHER_SLOTS];
287 } lsa_refresh_queue;
288
289 struct thread *t_lsa_refresher;
290 time_t lsa_refresher_started;
291#define OSPF_LSA_REFRESH_INTERVAL_DEFAULT 10
292 u_int16_t lsa_refresh_interval;
293
294 /* Distance parameter. */
295 u_char distance_all;
296 u_char distance_intra;
297 u_char distance_inter;
298 u_char distance_external;
299
300 /* Statistics for LSA origination. */
301 u_int32_t lsa_originate_count;
302
303 /* Statistics for LSA used for new instantiation. */
304 u_int32_t rx_lsa_count;
305
306 struct route_table *distance_table;
307};
308
309/* OSPF area structure. */
310struct ospf_area
311{
312 /* OSPF instance. */
paul68980082003-03-25 05:07:42 +0000313 struct ospf *ospf;
paul718e3742002-12-13 20:15:29 +0000314
315 /* Zebra interface list belonging to the area. */
316 list oiflist;
317
318 /* Area ID. */
319 struct in_addr area_id;
320
321 /* Area ID format. */
322 char format;
323#define OSPF_AREA_ID_FORMAT_ADDRESS 1
324#define OSPF_AREA_ID_FORMAT_DECIMAL 2
325
326 /* Address range. */
327 list address_range;
328
329 /* Configured variables. */
330 int external_routing; /* ExternalRoutingCapability. */
331#define OSPF_AREA_DEFAULT 0
332#define OSPF_AREA_STUB 1
333#define OSPF_AREA_NSSA 2
334#define OSPF_AREA_TYPE_MAX 3
335 int no_summary; /* Don't inject summaries into stub.*/
336 int shortcut_configured; /* Area configured as shortcut. */
337#define OSPF_SHORTCUT_DEFAULT 0
338#define OSPF_SHORTCUT_ENABLE 1
339#define OSPF_SHORTCUT_DISABLE 2
340 int shortcut_capability; /* Other ABRs agree on S-bit */
341 u_int32_t default_cost; /* StubDefaultCost. */
342 int auth_type; /* Authentication type. */
343
344 u_char NSSATranslatorRole; /* NSSA Role during configuration */
345#define OSPF_NSSA_ROLE_NEVER 0
346#define OSPF_NSSA_ROLE_ALWAYS 1
347#define OSPF_NSSA_ROLE_CANDIDATE 2
348 u_char NSSATranslator; /* NSSA Role after election process */
349
350 u_char transit; /* TransitCapability. */
351#define OSPF_TRANSIT_FALSE 0
352#define OSPF_TRANSIT_TRUE 1
353 struct route_table *ranges; /* Configured Area Ranges. */
354
355 /* Area related LSDBs[Type1-4]. */
356 struct ospf_lsdb *lsdb;
357
358 /* Self-originated LSAs. */
359 struct ospf_lsa *router_lsa_self;
360#ifdef HAVE_OPAQUE_LSA
361 list opaque_lsa_self; /* Type-10 Opaque-LSAs */
362#endif /* HAVE_OPAQUE_LSA */
363
364 /* Area announce list. */
365 struct
366 {
367 char *name;
368 struct access_list *list;
369 } export;
370#define EXPORT_NAME(A) (A)->export.name
371#define EXPORT_LIST(A) (A)->export.list
372
373 /* Area acceptance list. */
374 struct
375 {
376 char *name;
377 struct access_list *list;
378 } import;
379#define IMPORT_NAME(A) (A)->import.name
380#define IMPORT_LIST(A) (A)->import.list
381
382 /* Type 3 LSA Area prefix-list. */
383 struct
384 {
385 char *name;
386 struct prefix_list *list;
387 } plist_in;
388#define PREFIX_LIST_IN(A) (A)->plist_in.list
389#define PREFIX_NAME_IN(A) (A)->plist_in.name
390
391 struct
392 {
393 char *name;
394 struct prefix_list *list;
395 } plist_out;
396#define PREFIX_LIST_OUT(A) (A)->plist_out.list
397#define PREFIX_NAME_OUT(A) (A)->plist_out.name
398
399 /* Shortest Path Tree. */
400 struct vertex *spf;
401
402 /* Threads. */
403 struct thread *t_router_lsa_self;/* Self-originated router-LSA timer. */
404#ifdef HAVE_OPAQUE_LSA
405 struct thread *t_opaque_lsa_self; /* Type-10 Opaque-LSAs origin. */
406#endif /* HAVE_OPAQUE_LSA */
407
408 /* Statistics field. */
409 u_int32_t spf_calculation; /* SPF Calculation Count. */
410
411 /* Router count. */
412 u_int32_t abr_count; /* ABR router in this area. */
413 u_int32_t asbr_count; /* ASBR router in this area. */
414
415 /* Counters. */
416 u_int32_t act_ints; /* Active interfaces. */
417 u_int32_t full_nbrs; /* Fully adjacent neighbors. */
418 u_int32_t full_vls; /* Fully adjacent virtual neighbors. */
419};
420
421/* OSPF config network structure. */
422struct ospf_network
423{
424 /* Area ID. */
425 struct in_addr area_id;
426 int format;
427};
428
429/* OSPF NBMA neighbor structure. */
430struct ospf_nbr_nbma
431{
432 /* Neighbor IP address. */
433 struct in_addr addr;
434
435 /* OSPF interface. */
436 struct ospf_interface *oi;
437
438 /* OSPF neighbor structure. */
439 struct ospf_neighbor *nbr;
440
441 /* Neighbor priority. */
442 u_char priority;
443
444 /* Poll timer value. */
445 u_int32_t v_poll;
446
447 /* Poll timer thread. */
448 struct thread *t_poll;
449
450 /* State change. */
451 u_int32_t state_change;
452};
453
454/* Macro. */
455#define OSPF_AREA_SAME(X,Y) \
456 (memcmp ((X->area_id), (Y->area_id), IPV4_MAX_BYTELEN) == 0)
457
paul020709f2003-04-04 02:44:16 +0000458#define IS_OSPF_ABR(O) ((O)->flags & OSPF_FLAG_ABR)
459#define IS_OSPF_ASBR(O) ((O)->flags & OSPF_FLAG_ASBR)
paul718e3742002-12-13 20:15:29 +0000460
461#define OSPF_IS_AREA_ID_BACKBONE(I) ((I).s_addr == OSPF_AREA_BACKBONE)
462#define OSPF_IS_AREA_BACKBONE(A) OSPF_IS_AREA_ID_BACKBONE ((A)->area_id)
463
464#ifdef roundup
465# define ROUNDUP(val, gran) roundup(val, gran)
466#else /* roundup */
467# define ROUNDUP(val, gran) (((val) - 1 | (gran) - 1) + 1)
468#endif /* roundup */
469
470#define LSA_OPTIONS_GET(area) \
471 (((area)->external_routing == OSPF_AREA_DEFAULT) ? OSPF_OPTION_E : 0)
472#ifdef HAVE_NSSA
473#define LSA_NSSA_GET(area) \
474 (((area)->external_routing == OSPF_AREA_NSSA) ? \
475 (area)->NSSATranslator : 0)
476#endif /* HAVE_NSSA */
477
478#define OSPF_TIMER_ON(T,F,V) \
479 do { \
480 if (!(T)) \
paul68980082003-03-25 05:07:42 +0000481 (T) = thread_add_timer (master, (F), ospf, (V)); \
paul718e3742002-12-13 20:15:29 +0000482 } while (0)
483
484#define OSPF_AREA_TIMER_ON(T,F,V) \
485 do { \
486 if (!(T)) \
487 (T) = thread_add_timer (master, (F), area, (V)); \
488 } while (0)
489
490#define OSPF_POLL_TIMER_ON(T,F,V) \
491 do { \
492 if (!(T)) \
493 (T) = thread_add_timer (master, (F), nbr_nbma, (V)); \
494 } while (0)
495
496#define OSPF_POLL_TIMER_OFF(X) OSPF_TIMER_OFF((X))
497
498#define OSPF_TIMER_OFF(X) \
499 do { \
500 if (X) \
501 { \
502 thread_cancel (X); \
503 (X) = NULL; \
504 } \
505 } while (0)
506
paul020709f2003-04-04 02:44:16 +0000507/* Extern variables. */
508extern struct ospf_master *om;
paul718e3742002-12-13 20:15:29 +0000509extern struct message ospf_ism_state_msg[];
510extern struct message ospf_nsm_state_msg[];
511extern struct message ospf_lsa_type_msg[];
512extern struct message ospf_link_state_id_type_msg[];
513extern struct message ospf_redistributed_proto[];
514extern struct message ospf_network_type_msg[];
515extern int ospf_ism_state_msg_max;
516extern int ospf_nsm_state_msg_max;
517extern int ospf_lsa_type_msg_max;
518extern int ospf_link_state_id_type_msg_max;
519extern int ospf_redistributed_proto_max;
520extern int ospf_network_type_msg_max;
521extern struct zclient *zclient;
522extern struct thread_master *master;
paul718e3742002-12-13 20:15:29 +0000523extern int ospf_zlog;
524
525/* Prototypes. */
paul020709f2003-04-04 02:44:16 +0000526struct ospf *ospf_lookup ();
paul718e3742002-12-13 20:15:29 +0000527struct ospf *ospf_get ();
528void ospf_finish (struct ospf *);
529int ospf_router_id_update_timer (struct thread *);
530void ospf_router_id_update ();
paul570f7592003-01-25 06:47:41 +0000531int ospf_network_match_iface (struct connected *, struct prefix *);
paul718e3742002-12-13 20:15:29 +0000532int ospf_network_set (struct ospf *, struct prefix_ipv4 *, struct in_addr);
533int ospf_network_unset (struct ospf *, struct prefix_ipv4 *, struct in_addr);
534int ospf_area_stub_set (struct ospf *, struct in_addr);
535int ospf_area_stub_unset (struct ospf *, struct in_addr);
536int ospf_area_no_summary_set (struct ospf *, struct in_addr);
537int ospf_area_no_summary_unset (struct ospf *, struct in_addr);
538int ospf_area_nssa_set (struct ospf *, struct in_addr);
539int ospf_area_nssa_unset (struct ospf *, struct in_addr);
540int ospf_area_nssa_translator_role_set (struct ospf *, struct in_addr, int);
paul68980082003-03-25 05:07:42 +0000541int ospf_area_export_list_set (struct ospf *, struct ospf_area *, char *);
542int ospf_area_export_list_unset (struct ospf *, struct ospf_area *);
543int ospf_area_import_list_set (struct ospf *, struct ospf_area *, char *);
544int ospf_area_import_list_unset (struct ospf *, struct ospf_area *);
545int ospf_area_shortcut_set (struct ospf *, struct ospf_area *, int);
546int ospf_area_shortcut_unset (struct ospf *, struct ospf_area *);
paul718e3742002-12-13 20:15:29 +0000547int ospf_timers_spf_set (struct ospf *, u_int32_t, u_int32_t);
548int ospf_timers_spf_unset (struct ospf *);
549int ospf_timers_refresh_set (struct ospf *, int);
550int ospf_timers_refresh_unset (struct ospf *);
551int ospf_nbr_nbma_set (struct ospf *, struct in_addr);
552int ospf_nbr_nbma_unset (struct ospf *, struct in_addr);
553int ospf_nbr_nbma_priority_set (struct ospf *, struct in_addr, u_char);
554int ospf_nbr_nbma_priority_unset (struct ospf *, struct in_addr);
555int ospf_nbr_nbma_poll_interval_set (struct ospf *, struct in_addr, int);
556int ospf_nbr_nbma_poll_interval_unset (struct ospf *, struct in_addr);
557void ospf_prefix_list_update (struct prefix_list *);
558void ospf_init ();
paul68980082003-03-25 05:07:42 +0000559void ospf_if_update (struct ospf *);
paul718e3742002-12-13 20:15:29 +0000560void ospf_ls_upd_queue_empty (struct ospf_interface *);
561void ospf_terminate ();
paul68980082003-03-25 05:07:42 +0000562void ospf_nbr_nbma_if_update (struct ospf *, struct ospf_interface *);
paul718e3742002-12-13 20:15:29 +0000563struct ospf_nbr_nbma *ospf_nbr_nbma_lookup (struct ospf *, struct in_addr);
paul68980082003-03-25 05:07:42 +0000564struct ospf_nbr_nbma *ospf_nbr_nbma_lookup_next (struct ospf *,
565 struct in_addr *, int);
paul718e3742002-12-13 20:15:29 +0000566int ospf_oi_count (struct interface *);
567
paul68980082003-03-25 05:07:42 +0000568struct ospf_area *ospf_area_get (struct ospf *, struct in_addr, int);
569void ospf_area_check_free (struct ospf *, struct in_addr);
570struct ospf_area *ospf_area_lookup_by_area_id (struct ospf *, struct in_addr);
paul718e3742002-12-13 20:15:29 +0000571void ospf_area_add_if (struct ospf_area *, struct ospf_interface *);
572void ospf_area_del_if (struct ospf_area *, struct ospf_interface *);
573
574void ospf_route_map_init ();
575void ospf_snmp_init ();
576
paul020709f2003-04-04 02:44:16 +0000577void ospf_master_init ();
578
paul718e3742002-12-13 20:15:29 +0000579#endif /* _ZEBRA_OSPFD_H */