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718e3744 1/*
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"
343f5cc7 27#include "log.h"
718e3744 28
29#define OSPF_VERSION 2
30
31/* Default protocol, port number. */
32#ifndef IPPROTO_OSPFIGP
33#define IPPROTO_OSPFIGP 89
34#endif /* IPPROTO_OSPFIGP */
35
68980084 36/* IP precedence. */
37#ifndef IPTOS_PREC_INTERNETCONTROL
38#define IPTOS_PREC_INTERNETCONTROL 0xC0
39#endif /* IPTOS_PREC_INTERNETCONTROL */
40
718e3744 41/* VTY port number. */
42#define OSPF_VTY_PORT 2604
718e3744 43
44/* IP TTL for OSPF protocol. */
45#define OSPF_IP_TTL 1
46#define OSPF_VL_IP_TTL 100
47
48/* Default configuration file name for ospfd. */
49#define OSPF_DEFAULT_CONFIG "ospfd.conf"
50
51/* Architectual Constants */
52#ifdef DEBUG
53#define OSPF_LS_REFRESH_TIME 60
54#else
55#define OSPF_LS_REFRESH_TIME 1800
56#endif
57#define OSPF_MIN_LS_INTERVAL 5
58#define OSPF_MIN_LS_ARRIVAL 1
59#define OSPF_LSA_MAXAGE 3600
60#define OSPF_CHECK_AGE 300
61#define OSPF_LSA_MAXAGE_DIFF 900
62#define OSPF_LS_INFINITY 0xffffff
63#define OSPF_DEFAULT_DESTINATION 0x00000000 /* 0.0.0.0 */
64#define OSPF_INITIAL_SEQUENCE_NUMBER 0x80000001
65#define OSPF_MAX_SEQUENCE_NUMBER 0x7fffffff
66
67#define OSPF_LSA_MAXAGE_CHECK_INTERVAL 30
464c8204 68#define OSPF_NSSA_TRANS_STABLE_DEFAULT 40
718e3744 69
70#define OSPF_ALLSPFROUTERS 0xe0000005 /* 224.0.0.5 */
71#define OSPF_ALLDROUTERS 0xe0000006 /* 224.0.0.6 */
72
beebba75 73/* XXX Where is this used? And why it was used only if compiled with
74 * NSSA support. */
718e3744 75#define OSPF_LOOPer 0x7f000000 /* 127.0.0.0 */
718e3744 76
77#define OSPF_AREA_BACKBONE 0x00000000 /* 0.0.0.0 */
78
79/* OSPF Authentication Type. */
80#define OSPF_AUTH_NULL 0
81#define OSPF_AUTH_SIMPLE 1
82#define OSPF_AUTH_CRYPTOGRAPHIC 2
83/* For Interface authentication setting default */
84#define OSPF_AUTH_NOTSET -1
85/* For the consumption and sanity of the command handler */
86/* DO NIOT REMOVE!!! Need to detect whether a value has
87 been given or not in VLink command handlers */
88#define OSPF_AUTH_CMD_NOTSEEN -2
89
90/* OSPF SPF timer values. */
d24f6e2a 91#define OSPF_SPF_DELAY_DEFAULT 200
92#define OSPF_SPF_HOLDTIME_DEFAULT 1000
93#define OSPF_SPF_MAX_HOLDTIME_DEFAULT 10000
718e3744 94
95/* OSPF interface default values. */
96#define OSPF_OUTPUT_COST_DEFAULT 10
88d6cf37 97#define OSPF_OUTPUT_COST_INFINITE UINT16_MAX
718e3744 98#define OSPF_ROUTER_DEAD_INTERVAL_DEFAULT 40
f9ad937f 99#define OSPF_ROUTER_DEAD_INTERVAL_MINIMAL 1
718e3744 100#define OSPF_HELLO_INTERVAL_DEFAULT 10
101#define OSPF_ROUTER_PRIORITY_DEFAULT 1
102#define OSPF_RETRANSMIT_INTERVAL_DEFAULT 5
103#define OSPF_TRANSMIT_DELAY_DEFAULT 1
104#define OSPF_DEFAULT_BANDWIDTH 10000 /* Kbps */
105
106#define OSPF_DEFAULT_REF_BANDWIDTH 100000 /* Kbps */
107
108#define OSPF_POLL_INTERVAL_DEFAULT 60
109#define OSPF_NEIGHBOR_PRIORITY_DEFAULT 0
110
ba682537 111#define OSPF_MTU_IGNORE_DEFAULT 0
f9ad937f 112#define OSPF_FAST_HELLO_DEFAULT 0
ba682537 113
718e3744 114/* OSPF options. */
115#define OSPF_OPTION_T 0x01 /* TOS. */
116#define OSPF_OPTION_E 0x02
117#define OSPF_OPTION_MC 0x04
118#define OSPF_OPTION_NP 0x08
119#define OSPF_OPTION_EA 0x10
120#define OSPF_OPTION_DC 0x20
121#define OSPF_OPTION_O 0x40
122
123/* OSPF Database Description flags. */
124#define OSPF_DD_FLAG_MS 0x01
125#define OSPF_DD_FLAG_M 0x02
126#define OSPF_DD_FLAG_I 0x04
127#define OSPF_DD_FLAG_ALL 0x07
128
718e3744 129#define OSPF_LS_REFRESH_SHIFT (60 * 15)
130#define OSPF_LS_REFRESH_JITTER 60
131
020709f9 132/* OSPF master for system wide configuration and variables. */
133struct ospf_master
134{
135 /* OSPF instance. */
136 struct list *ospf;
137
138 /* OSPF thread master. */
139 struct thread_master *master;
140
141 /* Zebra interface list. */
142 struct list *iflist;
143
144 /* Redistributed external information. */
145 struct route_table *external_info[ZEBRA_ROUTE_MAX + 1];
146#define EXTERNAL_INFO(T) om->external_info[T]
147
148 /* OSPF start time. */
149 time_t start_time;
150
151 /* Various OSPF global configuration. */
152 u_char options;
c9c93d50 153#define OSPF_MASTER_SHUTDOWN (1 << 0) /* deferred-shutdown */
020709f9 154};
155
718e3744 156/* OSPF instance structure. */
157struct ospf
158{
159 /* OSPF Router ID. */
160 struct in_addr router_id; /* Configured automatically. */
161 struct in_addr router_id_static; /* Configured manually. */
162
163 /* ABR/ASBR internal flags. */
164 u_char flags;
165#define OSPF_FLAG_ABR 0x0001
166#define OSPF_FLAG_ASBR 0x0002
167
168 /* ABR type. */
169 u_char abr_type;
170#define OSPF_ABR_UNKNOWN 0
171#define OSPF_ABR_STAND 1
172#define OSPF_ABR_IBM 2
173#define OSPF_ABR_CISCO 3
174#define OSPF_ABR_SHORTCUT 4
d57834f6 175#define OSPF_ABR_DEFAULT OSPF_ABR_CISCO
718e3744 176
177 /* NSSA ABR */
178 u_char anyNSSA; /* Bump for every NSSA attached. */
179
180 /* Configured variables. */
181 u_char config;
182#define OSPF_RFC1583_COMPATIBLE (1 << 0)
183#define OSPF_OPAQUE_CAPABLE (1 << 2)
184
185#ifdef HAVE_OPAQUE_LSA
186 /* Opaque-LSA administrative flags. */
187 u_char opaque;
188#define OPAQUE_OPERATION_READY_BIT (1 << 0)
189#define OPAQUE_BLOCK_TYPE_09_LSA_BIT (1 << 1)
190#define OPAQUE_BLOCK_TYPE_10_LSA_BIT (1 << 2)
191#define OPAQUE_BLOCK_TYPE_11_LSA_BIT (1 << 3)
192#endif /* HAVE_OPAQUE_LSA */
193
88d6cf37 194 /* RFC3137 stub router. Configured time to stay stub / max-metric */
195 unsigned int stub_router_startup_time; /* seconds */
196 unsigned int stub_router_shutdown_time; /* seconds */
197#define OSPF_STUB_ROUTER_UNCONFIGURED 0
88d6cf37 198
199 /* SPF parameters */
200 unsigned int spf_delay; /* SPF delay time. */
201 unsigned int spf_holdtime; /* SPF hold time. */
202 unsigned int spf_max_holdtime; /* SPF maximum-holdtime */
203 unsigned int spf_hold_multiplier; /* Adaptive multiplier for hold time */
204
718e3744 205 int default_originate; /* Default information originate. */
206#define DEFAULT_ORIGINATE_NONE 0
207#define DEFAULT_ORIGINATE_ZEBRA 1
208#define DEFAULT_ORIGINATE_ALWAYS 2
209 u_int32_t ref_bandwidth; /* Reference Bandwidth (Kbps). */
210 struct route_table *networks; /* OSPF config networks. */
52dc7ee6 211 struct list *vlinks; /* Configured Virtual-Links. */
212 struct list *areas; /* OSPF areas. */
718e3744 213 struct route_table *nbr_nbma;
214 struct ospf_area *backbone; /* Pointer to the Backbone Area. */
215
52dc7ee6 216 struct list *oiflist; /* ospf interfaces */
718e3744 217
218 /* LSDB of AS-external-LSAs. */
219 struct ospf_lsdb *lsdb;
220
718e3744 221 /* Flags. */
222 int external_origin; /* AS-external-LSA origin flag. */
223 int ase_calc; /* ASE calculation flag. */
224
225#ifdef HAVE_OPAQUE_LSA
52dc7ee6 226 struct list *opaque_lsa_self; /* Type-11 Opaque-LSAs */
718e3744 227#endif /* HAVE_OPAQUE_LSA */
228
229 /* Routing tables. */
230 struct route_table *old_table; /* Old routing table. */
231 struct route_table *new_table; /* Current routing table. */
232
233 struct route_table *old_rtrs; /* Old ABR/ASBR RT. */
234 struct route_table *new_rtrs; /* New ABR/ASBR RT. */
235
236 struct route_table *new_external_route; /* New External Route. */
237 struct route_table *old_external_route; /* Old External Route. */
238
239 struct route_table *external_lsas; /* Database of external LSAs,
240 prefix is LSA's adv. network*/
241
242 /* Time stamps. */
d24f6e2a 243 struct timeval ts_spf; /* SPF calculation time stamp. */
718e3744 244
52dc7ee6 245 struct list *maxage_lsa; /* List of MaxAge LSA for deletion. */
718e3744 246 int redistribute; /* Num of redistributed protocols. */
247
248 /* Threads. */
718e3744 249 struct thread *t_router_lsa_update; /* router-LSA update timer. */
250 struct thread *t_abr_task; /* ABR task timer. */
251 struct thread *t_asbr_check; /* ASBR check timer. */
252 struct thread *t_distribute_update; /* Distirbute list update timer. */
253 struct thread *t_spf_calc; /* SPF calculation timer. */
254 struct thread *t_ase_calc; /* ASE calculation timer. */
255 struct thread *t_external_lsa; /* AS-external-LSA origin timer. */
256#ifdef HAVE_OPAQUE_LSA
257 struct thread *t_opaque_lsa_self; /* Type-11 Opaque-LSAs origin event. */
258#endif /* HAVE_OPAQUE_LSA */
259 struct thread *t_maxage; /* MaxAge LSA remover timer. */
260 struct thread *t_maxage_walker; /* MaxAge LSA checking timer. */
c9c93d50 261 struct thread *t_deferred_shutdown; /* deferred/stub-router shutdown timer*/
718e3744 262
263 struct thread *t_write;
264 struct thread *t_read;
265 int fd;
5c33349b 266 struct stream *ibuf;
52dc7ee6 267 struct list *oi_write_q;
718e3744 268
269 /* Distribute lists out of other route sources. */
270 struct
271 {
272 char *name;
273 struct access_list *list;
274 } dlist[ZEBRA_ROUTE_MAX];
020709f9 275#define DISTRIBUTE_NAME(O,T) (O)->dlist[T].name
276#define DISTRIBUTE_LIST(O,T) (O)->dlist[T].list
718e3744 277
278 /* Redistribute metric info. */
279 struct
280 {
281 int type; /* External metric type (E1 or E2). */
282 int value; /* Value for static metric (24-bit).
283 -1 means metric value is not set. */
284 } dmetric [ZEBRA_ROUTE_MAX + 1];
285
286 /* For redistribute route map. */
287 struct
288 {
289 char *name;
290 struct route_map *map;
291 } route_map [ZEBRA_ROUTE_MAX + 1]; /* +1 is for default-information */
020709f9 292#define ROUTEMAP_NAME(O,T) (O)->route_map[T].name
293#define ROUTEMAP(O,T) (O)->route_map[T].map
718e3744 294
295 int default_metric; /* Default metric for redistribute. */
296
297#define OSPF_LSA_REFRESHER_GRANULARITY 10
298#define OSPF_LSA_REFRESHER_SLOTS ((OSPF_LS_REFRESH_TIME + \
299 OSPF_LS_REFRESH_SHIFT)/10 + 1)
300 struct
301 {
302 u_int16_t index;
52dc7ee6 303 struct list *qs[OSPF_LSA_REFRESHER_SLOTS];
718e3744 304 } lsa_refresh_queue;
305
306 struct thread *t_lsa_refresher;
307 time_t lsa_refresher_started;
308#define OSPF_LSA_REFRESH_INTERVAL_DEFAULT 10
309 u_int16_t lsa_refresh_interval;
310
311 /* Distance parameter. */
312 u_char distance_all;
313 u_char distance_intra;
314 u_char distance_inter;
315 u_char distance_external;
316
317 /* Statistics for LSA origination. */
318 u_int32_t lsa_originate_count;
319
320 /* Statistics for LSA used for new instantiation. */
321 u_int32_t rx_lsa_count;
322
323 struct route_table *distance_table;
324};
325
326/* OSPF area structure. */
327struct ospf_area
328{
329 /* OSPF instance. */
68980084 330 struct ospf *ospf;
718e3744 331
332 /* Zebra interface list belonging to the area. */
52dc7ee6 333 struct list *oiflist;
718e3744 334
335 /* Area ID. */
336 struct in_addr area_id;
337
338 /* Area ID format. */
339 char format;
340#define OSPF_AREA_ID_FORMAT_ADDRESS 1
341#define OSPF_AREA_ID_FORMAT_DECIMAL 2
342
343 /* Address range. */
52dc7ee6 344 struct list *address_range;
718e3744 345
346 /* Configured variables. */
347 int external_routing; /* ExternalRoutingCapability. */
348#define OSPF_AREA_DEFAULT 0
349#define OSPF_AREA_STUB 1
350#define OSPF_AREA_NSSA 2
351#define OSPF_AREA_TYPE_MAX 3
352 int no_summary; /* Don't inject summaries into stub.*/
353 int shortcut_configured; /* Area configured as shortcut. */
354#define OSPF_SHORTCUT_DEFAULT 0
355#define OSPF_SHORTCUT_ENABLE 1
356#define OSPF_SHORTCUT_DISABLE 2
357 int shortcut_capability; /* Other ABRs agree on S-bit */
358 u_int32_t default_cost; /* StubDefaultCost. */
359 int auth_type; /* Authentication type. */
88d6cf37 360
718e3744 361
464c8204 362 u_char NSSATranslatorRole; /* NSSA configured role */
718e3744 363#define OSPF_NSSA_ROLE_NEVER 0
d4a53d58 364#define OSPF_NSSA_ROLE_CANDIDATE 1
365#define OSPF_NSSA_ROLE_ALWAYS 2
464c8204 366 u_char NSSATranslatorState; /* NSSA operational role */
d4a53d58 367#define OSPF_NSSA_TRANSLATE_DISABLED 0
368#define OSPF_NSSA_TRANSLATE_ENABLED 1
464c8204 369 int NSSATranslatorStabilityInterval;
370
718e3744 371 u_char transit; /* TransitCapability. */
372#define OSPF_TRANSIT_FALSE 0
373#define OSPF_TRANSIT_TRUE 1
374 struct route_table *ranges; /* Configured Area Ranges. */
88d6cf37 375
376 /* RFC3137 stub router state flags for area */
377 u_char stub_router_state;
378#define OSPF_AREA_ADMIN_STUB_ROUTED (1 << 0) /* admin stub-router set */
379#define OSPF_AREA_IS_STUB_ROUTED (1 << 1) /* stub-router active */
380#define OSPF_AREA_WAS_START_STUB_ROUTED (1 << 2) /* startup SR was done */
381
718e3744 382 /* Area related LSDBs[Type1-4]. */
383 struct ospf_lsdb *lsdb;
384
385 /* Self-originated LSAs. */
386 struct ospf_lsa *router_lsa_self;
387#ifdef HAVE_OPAQUE_LSA
52dc7ee6 388 struct list *opaque_lsa_self; /* Type-10 Opaque-LSAs */
718e3744 389#endif /* HAVE_OPAQUE_LSA */
390
391 /* Area announce list. */
392 struct
393 {
394 char *name;
395 struct access_list *list;
396 } export;
397#define EXPORT_NAME(A) (A)->export.name
398#define EXPORT_LIST(A) (A)->export.list
399
400 /* Area acceptance list. */
401 struct
402 {
403 char *name;
404 struct access_list *list;
405 } import;
406#define IMPORT_NAME(A) (A)->import.name
407#define IMPORT_LIST(A) (A)->import.list
408
409 /* Type 3 LSA Area prefix-list. */
410 struct
411 {
412 char *name;
413 struct prefix_list *list;
414 } plist_in;
415#define PREFIX_LIST_IN(A) (A)->plist_in.list
416#define PREFIX_NAME_IN(A) (A)->plist_in.name
417
418 struct
419 {
420 char *name;
421 struct prefix_list *list;
422 } plist_out;
423#define PREFIX_LIST_OUT(A) (A)->plist_out.list
424#define PREFIX_NAME_OUT(A) (A)->plist_out.name
425
426 /* Shortest Path Tree. */
427 struct vertex *spf;
428
429 /* Threads. */
430 struct thread *t_router_lsa_self;/* Self-originated router-LSA timer. */
88d6cf37 431 struct thread *t_stub_router; /* Stub-router timer */
718e3744 432#ifdef HAVE_OPAQUE_LSA
433 struct thread *t_opaque_lsa_self; /* Type-10 Opaque-LSAs origin. */
434#endif /* HAVE_OPAQUE_LSA */
435
436 /* Statistics field. */
437 u_int32_t spf_calculation; /* SPF Calculation Count. */
438
439 /* Router count. */
440 u_int32_t abr_count; /* ABR router in this area. */
441 u_int32_t asbr_count; /* ASBR router in this area. */
442
443 /* Counters. */
444 u_int32_t act_ints; /* Active interfaces. */
445 u_int32_t full_nbrs; /* Fully adjacent neighbors. */
446 u_int32_t full_vls; /* Fully adjacent virtual neighbors. */
447};
448
449/* OSPF config network structure. */
450struct ospf_network
451{
452 /* Area ID. */
453 struct in_addr area_id;
454 int format;
455};
456
457/* OSPF NBMA neighbor structure. */
458struct ospf_nbr_nbma
459{
460 /* Neighbor IP address. */
461 struct in_addr addr;
462
463 /* OSPF interface. */
464 struct ospf_interface *oi;
465
466 /* OSPF neighbor structure. */
467 struct ospf_neighbor *nbr;
468
469 /* Neighbor priority. */
470 u_char priority;
471
472 /* Poll timer value. */
473 u_int32_t v_poll;
474
475 /* Poll timer thread. */
476 struct thread *t_poll;
477
478 /* State change. */
479 u_int32_t state_change;
480};
481
482/* Macro. */
483#define OSPF_AREA_SAME(X,Y) \
484 (memcmp ((X->area_id), (Y->area_id), IPV4_MAX_BYTELEN) == 0)
485
020709f9 486#define IS_OSPF_ABR(O) ((O)->flags & OSPF_FLAG_ABR)
487#define IS_OSPF_ASBR(O) ((O)->flags & OSPF_FLAG_ASBR)
718e3744 488
489#define OSPF_IS_AREA_ID_BACKBONE(I) ((I).s_addr == OSPF_AREA_BACKBONE)
490#define OSPF_IS_AREA_BACKBONE(A) OSPF_IS_AREA_ID_BACKBONE ((A)->area_id)
491
492#ifdef roundup
493# define ROUNDUP(val, gran) roundup(val, gran)
494#else /* roundup */
495# define ROUNDUP(val, gran) (((val) - 1 | (gran) - 1) + 1)
496#endif /* roundup */
497
498#define LSA_OPTIONS_GET(area) \
499 (((area)->external_routing == OSPF_AREA_DEFAULT) ? OSPF_OPTION_E : 0)
d4a53d58 500#define LSA_OPTIONS_NSSA_GET(area) \
501 (((area)->external_routing == OSPF_AREA_NSSA) ? OSPF_OPTION_NP : 0)
718e3744 502
503#define OSPF_TIMER_ON(T,F,V) \
504 do { \
505 if (!(T)) \
68980084 506 (T) = thread_add_timer (master, (F), ospf, (V)); \
718e3744 507 } while (0)
508
509#define OSPF_AREA_TIMER_ON(T,F,V) \
510 do { \
511 if (!(T)) \
512 (T) = thread_add_timer (master, (F), area, (V)); \
513 } while (0)
514
515#define OSPF_POLL_TIMER_ON(T,F,V) \
516 do { \
517 if (!(T)) \
518 (T) = thread_add_timer (master, (F), nbr_nbma, (V)); \
519 } while (0)
520
521#define OSPF_POLL_TIMER_OFF(X) OSPF_TIMER_OFF((X))
522
523#define OSPF_TIMER_OFF(X) \
524 do { \
525 if (X) \
526 { \
527 thread_cancel (X); \
528 (X) = NULL; \
529 } \
530 } while (0)
531
020709f9 532/* Extern variables. */
533extern struct ospf_master *om;
718e3744 534extern struct message ospf_ism_state_msg[];
535extern struct message ospf_nsm_state_msg[];
536extern struct message ospf_lsa_type_msg[];
537extern struct message ospf_link_state_id_type_msg[];
718e3744 538extern struct message ospf_network_type_msg[];
539extern int ospf_ism_state_msg_max;
540extern int ospf_nsm_state_msg_max;
541extern int ospf_lsa_type_msg_max;
542extern int ospf_link_state_id_type_msg_max;
543extern int ospf_redistributed_proto_max;
544extern int ospf_network_type_msg_max;
545extern struct zclient *zclient;
546extern struct thread_master *master;
718e3744 547extern int ospf_zlog;
548
549/* Prototypes. */
f52d13cb 550extern const char *ospf_redist_string(u_int route_type);
4dadc291 551extern struct ospf *ospf_lookup (void);
552extern struct ospf *ospf_get (void);
553extern void ospf_finish (struct ospf *);
4dadc291 554extern void ospf_router_id_update (struct ospf *ospf);
555extern int ospf_network_match_iface (struct connected *, struct prefix *);
556extern int ospf_network_set (struct ospf *, struct prefix_ipv4 *,
557 struct in_addr);
558extern int ospf_network_unset (struct ospf *, struct prefix_ipv4 *,
559 struct in_addr);
560extern int ospf_area_stub_set (struct ospf *, struct in_addr);
561extern int ospf_area_stub_unset (struct ospf *, struct in_addr);
562extern int ospf_area_no_summary_set (struct ospf *, struct in_addr);
563extern int ospf_area_no_summary_unset (struct ospf *, struct in_addr);
564extern int ospf_area_nssa_set (struct ospf *, struct in_addr);
565extern int ospf_area_nssa_unset (struct ospf *, struct in_addr);
566extern int ospf_area_nssa_translator_role_set (struct ospf *, struct in_addr,
567 int);
568extern int ospf_area_export_list_set (struct ospf *, struct ospf_area *,
569 const char *);
570extern int ospf_area_export_list_unset (struct ospf *, struct ospf_area *);
571extern int ospf_area_import_list_set (struct ospf *, struct ospf_area *,
572 const char *);
573extern int ospf_area_import_list_unset (struct ospf *, struct ospf_area *);
574extern int ospf_area_shortcut_set (struct ospf *, struct ospf_area *, int);
575extern int ospf_area_shortcut_unset (struct ospf *, struct ospf_area *);
4dadc291 576extern int ospf_timers_refresh_set (struct ospf *, int);
577extern int ospf_timers_refresh_unset (struct ospf *);
578extern int ospf_nbr_nbma_set (struct ospf *, struct in_addr);
579extern int ospf_nbr_nbma_unset (struct ospf *, struct in_addr);
580extern int ospf_nbr_nbma_priority_set (struct ospf *, struct in_addr, u_char);
581extern int ospf_nbr_nbma_priority_unset (struct ospf *, struct in_addr);
582extern int ospf_nbr_nbma_poll_interval_set (struct ospf *, struct in_addr,
583 unsigned int);
584extern int ospf_nbr_nbma_poll_interval_unset (struct ospf *, struct in_addr);
585extern void ospf_prefix_list_update (struct prefix_list *);
586extern void ospf_init (void);
587extern void ospf_if_update (struct ospf *);
588extern void ospf_ls_upd_queue_empty (struct ospf_interface *);
589extern void ospf_terminate (void);
590extern void ospf_nbr_nbma_if_update (struct ospf *, struct ospf_interface *);
591extern struct ospf_nbr_nbma *ospf_nbr_nbma_lookup (struct ospf *,
592 struct in_addr);
593extern struct ospf_nbr_nbma *ospf_nbr_nbma_lookup_next (struct ospf *,
594 struct in_addr *,
595 int);
596extern int ospf_oi_count (struct interface *);
597
598extern struct ospf_area *ospf_area_get (struct ospf *, struct in_addr, int);
599extern void ospf_area_check_free (struct ospf *, struct in_addr);
600extern struct ospf_area *ospf_area_lookup_by_area_id (struct ospf *,
601 struct in_addr);
602extern void ospf_area_add_if (struct ospf_area *, struct ospf_interface *);
603extern void ospf_area_del_if (struct ospf_area *, struct ospf_interface *);
604
605extern void ospf_route_map_init (void);
606extern void ospf_snmp_init (void);
607
608extern void ospf_master_init (void);
020709f9 609
718e3744 610#endif /* _ZEBRA_OSPFD_H */
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