1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * Copyright (C) 1998, 99, 2000 Kunihiro Ishiguro, Toshiaki Takada
20 #include "ospf_memory.h"
21 #include "ospf_dump_api.h"
23 #define OSPF_VERSION 2
25 /* VTY port number. */
26 #define OSPF_VTY_PORT 2604
28 /* IP TTL for OSPF protocol. */
30 #define OSPF_VL_IP_TTL 100
32 /* Default configuration file name for ospfd. */
33 #define OSPF_DEFAULT_CONFIG "ospfd.conf"
35 #define OSPF_NSSA_TRANS_STABLE_DEFAULT 40
37 #define OSPF_ALLSPFROUTERS 0xe0000005 /* 224.0.0.5 */
38 #define OSPF_ALLDROUTERS 0xe0000006 /* 224.0.0.6 */
40 /* OSPF Authentication Type. */
41 #define OSPF_AUTH_NULL 0
42 #define OSPF_AUTH_SIMPLE 1
43 #define OSPF_AUTH_CRYPTOGRAPHIC 2
44 /* For Interface authentication setting default */
45 #define OSPF_AUTH_NOTSET -1
46 /* For the consumption and sanity of the command handler */
47 /* DO NIOT REMOVE!!! Need to detect whether a value has
48 been given or not in VLink command handlers */
49 #define OSPF_AUTH_CMD_NOTSEEN -2
52 #define OSPF_OPTION_MT 0x01 /* M/T */
53 #define OSPF_OPTION_E 0x02
54 #define OSPF_OPTION_MC 0x04
55 #define OSPF_OPTION_NP 0x08
56 #define OSPF_OPTION_EA 0x10
57 #define OSPF_OPTION_DC 0x20
58 #define OSPF_OPTION_O 0x40
59 #define OSPF_OPTION_DN 0x80
61 /* OSPF Database Description flags. */
62 #define OSPF_DD_FLAG_MS 0x01
63 #define OSPF_DD_FLAG_M 0x02
64 #define OSPF_DD_FLAG_I 0x04
65 #define OSPF_DD_FLAG_ALL 0x07
67 #define OSPF_LS_REFRESH_SHIFT (60 * 15)
68 #define OSPF_LS_REFRESH_JITTER 60
70 struct ospf_external
{
71 unsigned short instance
;
72 struct route_table
*external_info
;
75 /* OSPF master for system wide configuration and variables. */
80 /* OSPF thread master. */
81 struct thread_master
*master
;
83 /* Various OSPF global configuration. */
85 #define OSPF_MASTER_SHUTDOWN (1 << 0) /* deferred-shutdown */
89 unsigned short instance
;
91 /* Redistribute metric info. */
93 int type
; /* External metric type (E1 or E2). */
94 int value
; /* Value for static metric (24-bit).
95 -1 means metric value is not set. */
98 /* For redistribute route map. */
101 struct route_map
*map
;
102 } route_map
; /* +1 is for default-information */
103 #define ROUTEMAP_NAME(R) (R->route_map.name)
104 #define ROUTEMAP(R) (R->route_map.map)
109 OSPF_RFC1583_COMPATIBLE
= (1 << 0),
110 OSPF_OPAQUE_CAPABLE
= (1 << 2),
111 OSPF_LOG_ADJACENCY_CHANGES
= (1 << 3),
112 OSPF_LOG_ADJACENCY_DETAIL
= (1 << 4),
113 OSPF_SEND_EXTRA_DATA_TO_ZEBRA
= (1 << 5),
117 enum protection_type
{
118 OSPF_TI_LFA_UNDEFINED_PROTECTION
,
119 OSPF_TI_LFA_LINK_PROTECTION
,
120 OSPF_TI_LFA_NODE_PROTECTION
,
123 /* OSPF nonstop forwarding aka Graceful Restart */
124 struct ospf_gr_info
{
125 bool restart_support
;
126 bool restart_in_progress
;
127 bool prepare_in_progress
;
128 bool finishing_restart
;
129 uint32_t grace_period
;
130 struct thread
*t_grace_period
;
133 /* OSPF instance structure. */
135 /* OSPF's running state based on the '[no] router ospf [<instance>]'
139 /* OSPF instance ID */
140 unsigned short instance
;
142 /* OSPF Router ID. */
143 struct in_addr router_id
; /* Configured automatically. */
144 struct in_addr router_id_static
; /* Configured manually. */
145 struct in_addr router_id_zebra
;
147 vrf_id_t vrf_id
; /* VRF Id */
148 char *name
; /* VRF name */
150 /* ABR/ASBR internal flags. */
152 #define OSPF_FLAG_ABR 0x0001
153 #define OSPF_FLAG_ASBR 0x0002
157 #define OSPF_ABR_UNKNOWN 0
158 #define OSPF_ABR_STAND 1
159 #define OSPF_ABR_IBM 2
160 #define OSPF_ABR_CISCO 3
161 #define OSPF_ABR_SHORTCUT 4
162 #define OSPF_ABR_DEFAULT OSPF_ABR_CISCO
165 uint8_t anyNSSA
; /* Bump for every NSSA attached. */
167 /* Configuration bitmask, refer to enum above */
170 /* Opaque-LSA administrative flags. */
172 #define OPAQUE_OPERATION_READY_BIT (1 << 0)
174 /* RFC3137 stub router. Configured time to stay stub / max-metric */
175 unsigned int stub_router_startup_time
; /* seconds */
176 unsigned int stub_router_shutdown_time
; /* seconds */
177 #define OSPF_STUB_ROUTER_UNCONFIGURED 0
178 uint8_t stub_router_admin_set
;
179 #define OSPF_STUB_ROUTER_ADMINISTRATIVE_SET 1
180 #define OSPF_STUB_ROUTER_ADMINISTRATIVE_UNSET 0
182 #define OSPF_STUB_MAX_METRIC_SUMMARY_COST 0x00ff0000
185 unsigned int min_ls_interval
; /* minimum delay between LSAs (in msec) */
186 unsigned int min_ls_arrival
; /* minimum interarrival time between LSAs
190 unsigned int spf_delay
; /* SPF delay time. */
191 unsigned int spf_holdtime
; /* SPF hold time. */
192 unsigned int spf_max_holdtime
; /* SPF maximum-holdtime */
194 spf_hold_multiplier
; /* Adaptive multiplier for hold time */
196 int default_originate
; /* Default information originate. */
197 #define DEFAULT_ORIGINATE_NONE 0
198 #define DEFAULT_ORIGINATE_ZEBRA 1
199 #define DEFAULT_ORIGINATE_ALWAYS 2
200 uint32_t ref_bandwidth
; /* Reference Bandwidth (Kbps). */
201 struct route_table
*networks
; /* OSPF config networks. */
202 struct list
*vlinks
; /* Configured Virtual-Links. */
203 struct list
*areas
; /* OSPF areas. */
204 struct route_table
*nbr_nbma
;
205 struct ospf_area
*backbone
; /* Pointer to the Backbone Area. */
207 struct list
*oiflist
; /* ospf interfaces */
208 uint8_t passive_interface_default
; /* passive-interface default */
210 /* LSDB of AS-external-LSAs. */
211 struct ospf_lsdb
*lsdb
;
214 int ase_calc
; /* ASE calculation flag. */
216 struct list
*opaque_lsa_self
; /* Type-11 Opaque-LSAs */
218 /* Routing tables. */
219 struct route_table
*old_table
; /* Old routing table. */
220 struct route_table
*new_table
; /* Current routing table. */
222 struct route_table
*oall_rtrs
; /* Old router RT. */
223 struct route_table
*all_rtrs
; /* New routers RT. */
225 struct route_table
*old_rtrs
; /* Old ABR/ASBR RT. */
226 struct route_table
*new_rtrs
; /* New ABR/ASBR RT. */
228 struct route_table
*new_external_route
; /* New External Route. */
229 struct route_table
*old_external_route
; /* Old External Route. */
231 struct route_table
*external_lsas
; /* Database of external LSAs,
232 prefix is LSA's adv. network*/
235 struct timeval ts_spf
; /* SPF calculation time stamp. */
236 struct timeval ts_spf_duration
; /* Execution time of last SPF */
238 struct route_table
*maxage_lsa
; /* List of MaxAge LSA for deletion. */
239 int redistribute
; /* Num of redistributed protocols. */
242 struct thread
*t_abr_task
; /* ABR task timer. */
243 struct thread
*t_asbr_check
; /* ASBR check timer. */
244 struct thread
*t_asbr_nssa_redist_update
; /* ASBR NSSA redistribution
246 struct thread
*t_distribute_update
; /* Distirbute list update timer. */
247 struct thread
*t_spf_calc
; /* SPF calculation timer. */
248 struct thread
*t_ase_calc
; /* ASE calculation timer. */
250 *t_opaque_lsa_self
; /* Type-11 Opaque-LSAs origin event. */
251 struct thread
*t_sr_update
; /* Segment Routing update timer */
253 unsigned int maxage_delay
; /* Delay on Maxage remover timer, sec */
254 struct thread
*t_maxage
; /* MaxAge LSA remover timer. */
255 struct thread
*t_maxage_walker
; /* MaxAge LSA checking timer. */
258 *t_deferred_shutdown
; /* deferred/stub-router shutdown timer*/
260 struct thread
*t_write
;
261 #define OSPF_WRITE_INTERFACE_COUNT_DEFAULT 20
262 struct thread
*t_default_routemap_timer
;
264 int write_oi_count
; /* Num of packets sent per thread invocation */
265 struct thread
*t_read
;
268 struct list
*oi_write_q
;
270 /* Distribute lists out of other route sources. */
273 struct access_list
*list
;
274 } dlist
[ZEBRA_ROUTE_MAX
];
275 #define DISTRIBUTE_NAME(O,T) (O)->dlist[T].name
276 #define DISTRIBUTE_LIST(O,T) (O)->dlist[T].list
278 /* OSPF redistribute configuration */
279 struct list
*redist
[ZEBRA_ROUTE_MAX
+ 1];
281 /* Redistribute tag info. */
283 dtag
[ZEBRA_ROUTE_MAX
+ 1]; // Pending: cant configure as of now
285 int default_metric
; /* Default metric for redistribute. */
287 #define OSPF_LSA_REFRESHER_GRANULARITY 10
288 #define OSPF_LSA_REFRESHER_SLOTS \
289 ((OSPF_LS_REFRESH_TIME + OSPF_LS_REFRESH_SHIFT) \
290 / OSPF_LSA_REFRESHER_GRANULARITY \
294 struct list
*qs
[OSPF_LSA_REFRESHER_SLOTS
];
297 struct thread
*t_lsa_refresher
;
298 time_t lsa_refresher_started
;
299 #define OSPF_LSA_REFRESH_INTERVAL_DEFAULT 10
300 uint16_t lsa_refresh_interval
;
301 uint16_t lsa_refresh_timer
;
303 /* Distance parameter. */
304 uint8_t distance_all
;
305 uint8_t distance_intra
;
306 uint8_t distance_inter
;
307 uint8_t distance_external
;
309 /* Statistics for LSA origination. */
310 uint32_t lsa_originate_count
;
312 /* Statistics for LSA used for new instantiation. */
313 uint32_t rx_lsa_count
;
315 struct route_table
*distance_table
;
317 /* Used during ospf instance going down send LSDB
318 * update to neighbors immediatly */
319 uint8_t inst_shutdown
;
321 /* Enable or disable sending proactive ARP requests. */
323 #define OSPF_PROACTIVE_ARP_DEFAULT true
325 /* Redistributed external information. */
326 struct list
*external
[ZEBRA_ROUTE_MAX
+ 1];
327 #define EXTERNAL_INFO(E) (E->external_info)
329 /* Graceful restart Helper supported configs*/
330 /* Supported grace interval*/
331 uint32_t supported_grace_time
;
335 * Not Supported : False.
337 bool is_helper_supported
;
339 /* Support for strict LSA check.
340 * if it is set,Helper aborted
341 * upon a TOPO change.
343 bool strict_lsa_check
;
345 /* Support as HELPER only for
348 bool only_planned_restart
;
350 /* This list contains the advertisement
351 * routerids which are not support for HELPERs.
353 struct hash
*enable_rtr_list
;
355 /* HELPER for number of active
358 uint16_t active_restarter_cnt
;
360 /* last HELPER exit reason */
361 uint32_t last_exit_reason
;
363 /* delay timer to process external routes
364 * with summary address.
366 struct thread
*t_external_aggr
;
368 /* delay interval in seconds */
369 uint16_t aggr_delay_interval
;
371 /* Table of configured Aggregate addresses */
372 struct route_table
*rt_aggr_tbl
;
374 /* used as argument for aggr delay
379 /* Max number of multiple paths
382 uint16_t max_multipath
;
384 /* MPLS LDP-IGP Sync */
385 struct ldp_sync_info_cmd ldp_sync_cmd
;
387 /* OSPF Graceful Restart info */
388 struct ospf_gr_info gr_info
;
390 /* TI-LFA support for all interfaces. */
392 enum protection_type ti_lfa_protection_type
;
396 DECLARE_QOBJ_TYPE(ospf
);
398 enum ospf_ti_lfa_p_q_space_adjacency
{
399 OSPF_TI_LFA_P_Q_SPACE_ADJACENT
,
400 OSPF_TI_LFA_P_Q_SPACE_NON_ADJACENT
,
403 enum ospf_ti_lfa_node_type
{
404 OSPF_TI_LFA_UNDEFINED_NODE
,
410 struct ospf_ti_lfa_node_info
{
412 enum ospf_ti_lfa_node_type type
;
413 struct in_addr nexthop
;
416 struct ospf_ti_lfa_inner_backup_path_info
{
417 struct ospf_ti_lfa_node_info p_node_info
;
418 struct ospf_ti_lfa_node_info q_node_info
;
419 struct mpls_label_stack
*label_stack
;
422 struct protected_resource
{
423 enum protection_type type
;
425 /* Link Protection */
426 struct router_lsa_link
*link
;
428 /* Node Protection */
429 struct in_addr router_id
;
432 PREDECL_RBTREE_UNIQ(q_spaces
);
435 struct list
*vertex_list
;
436 struct mpls_label_stack
*label_stack
;
437 struct in_addr nexthop
;
438 struct list
*pc_path
;
439 struct ospf_ti_lfa_node_info
*p_node_info
;
440 struct ospf_ti_lfa_node_info
*q_node_info
;
441 struct q_spaces_item q_spaces_item
;
444 PREDECL_RBTREE_UNIQ(p_spaces
);
447 struct protected_resource
*protected_resource
;
448 struct q_spaces_head
*q_spaces
;
449 struct list
*vertex_list
;
450 struct vertex
*pc_spf
;
451 struct list
*pc_vertex_list
;
452 struct p_spaces_item p_spaces_item
;
455 /* OSPF area structure. */
460 /* Zebra interface list belonging to the area. */
461 struct list
*oiflist
;
464 struct in_addr area_id
;
466 /* Area ID format. */
468 #define OSPF_AREA_ID_FMT_DOTTEDQUAD 1
469 #define OSPF_AREA_ID_FMT_DECIMAL 2
472 struct list
*address_range
;
474 /* Configured variables. */
475 int external_routing
; /* ExternalRoutingCapability. */
476 int no_summary
; /* Don't inject summaries into stub.*/
477 int shortcut_configured
; /* Area configured as shortcut. */
478 #define OSPF_SHORTCUT_DEFAULT 0
479 #define OSPF_SHORTCUT_ENABLE 1
480 #define OSPF_SHORTCUT_DISABLE 2
481 int shortcut_capability
; /* Other ABRs agree on S-bit */
482 uint32_t default_cost
; /* StubDefaultCost. */
483 int auth_type
; /* Authentication type. */
484 int suppress_fa
; /* Suppress forwarding address in NSSA ABR */
486 uint8_t NSSATranslatorRole
; /* NSSA configured role */
487 #define OSPF_NSSA_ROLE_NEVER 0
488 #define OSPF_NSSA_ROLE_CANDIDATE 1
489 #define OSPF_NSSA_ROLE_ALWAYS 2
490 uint8_t NSSATranslatorState
; /* NSSA operational role */
491 #define OSPF_NSSA_TRANSLATE_DISABLED 0
492 #define OSPF_NSSA_TRANSLATE_ENABLED 1
493 int NSSATranslatorStabilityInterval
;
495 uint8_t transit
; /* TransitCapability. */
496 #define OSPF_TRANSIT_FALSE 0
497 #define OSPF_TRANSIT_TRUE 1
498 struct route_table
*ranges
; /* Configured Area Ranges. */
500 /* RFC3137 stub router state flags for area */
501 uint8_t stub_router_state
;
502 #define OSPF_AREA_ADMIN_STUB_ROUTED (1 << 0) /* admin stub-router set */
503 #define OSPF_AREA_IS_STUB_ROUTED (1 << 1) /* stub-router active */
504 #define OSPF_AREA_WAS_START_STUB_ROUTED (1 << 2) /* startup SR was done */
505 /* Area related LSDBs[Type1-4]. */
506 struct ospf_lsdb
*lsdb
;
508 /* Self-originated LSAs. */
509 struct ospf_lsa
*router_lsa_self
;
510 struct list
*opaque_lsa_self
; /* Type-10 Opaque-LSAs */
512 /* Area announce list. */
515 struct access_list
*list
;
517 #define EXPORT_NAME(A) (A)->_export.name
518 #define EXPORT_LIST(A) (A)->_export.list
520 /* Area acceptance list. */
523 struct access_list
*list
;
525 #define IMPORT_NAME(A) (A)->import.name
526 #define IMPORT_LIST(A) (A)->import.list
528 /* Type 3 LSA Area prefix-list. */
531 struct prefix_list
*list
;
533 #define PREFIX_LIST_IN(A) (A)->plist_in.list
534 #define PREFIX_NAME_IN(A) (A)->plist_in.name
538 struct prefix_list
*list
;
540 #define PREFIX_LIST_OUT(A) (A)->plist_out.list
541 #define PREFIX_NAME_OUT(A) (A)->plist_out.name
543 /* Shortest Path Tree. */
545 struct list
*spf_vertex_list
;
547 bool spf_dry_run
; /* flag for checking if the SPF calculation is
548 intended for the local RIB */
549 bool spf_root_node
; /* flag for checking if the calculating node is the
550 root node of the SPF tree */
552 /* TI-LFA protected link for SPF calculations */
553 struct protected_resource
*spf_protected_resource
;
555 /* P/Q spaces for TI-LFA */
556 struct p_spaces_head
*p_spaces
;
559 struct thread
*t_stub_router
; /* Stub-router timer */
560 struct thread
*t_opaque_lsa_self
; /* Type-10 Opaque-LSAs origin. */
562 /* Statistics field. */
563 uint32_t spf_calculation
; /* SPF Calculation Count. */
565 /* reverse SPF (used for TI-LFA Q spaces) */
569 struct timeval ts_spf
; /* SPF calculation time stamp. */
572 uint32_t abr_count
; /* ABR router in this area. */
573 uint32_t asbr_count
; /* ASBR router in this area. */
576 uint32_t act_ints
; /* Active interfaces. */
577 uint32_t full_nbrs
; /* Fully adjacent neighbors. */
578 uint32_t full_vls
; /* Fully adjacent virtual neighbors. */
581 /* OSPF config network structure. */
582 struct ospf_network
{
584 struct in_addr area_id
;
588 /* OSPF NBMA neighbor structure. */
589 struct ospf_nbr_nbma
{
590 /* Neighbor IP address. */
593 /* OSPF interface. */
594 struct ospf_interface
*oi
;
596 /* OSPF neighbor structure. */
597 struct ospf_neighbor
*nbr
;
599 /* Neighbor priority. */
602 /* Poll timer value. */
605 /* Poll timer thread. */
606 struct thread
*t_poll
;
609 uint32_t state_change
;
613 #define OSPF_AREA_SAME(X, Y) \
614 (memcmp((X->area_id), (Y->area_id), IPV4_MAX_BYTELEN) == 0)
616 #define IS_OSPF_ABR(O) ((O)->flags & OSPF_FLAG_ABR)
617 #define IS_OSPF_ASBR(O) ((O)->flags & OSPF_FLAG_ASBR)
619 #define OSPF_IS_AREA_ID_BACKBONE(I) ((I).s_addr == OSPF_AREA_BACKBONE)
620 #define OSPF_IS_AREA_BACKBONE(A) OSPF_IS_AREA_ID_BACKBONE ((A)->area_id)
623 # define ROUNDUP(val, gran) roundup(val, gran)
625 # define ROUNDUP(val, gran) (((val) - 1 | (gran) - 1) + 1)
628 #define LSA_OPTIONS_GET(area) \
629 (((area)->external_routing == OSPF_AREA_DEFAULT) ? OSPF_OPTION_E : 0)
630 #define LSA_OPTIONS_NSSA_GET(area) \
631 (((area)->external_routing == OSPF_AREA_NSSA) ? OSPF_OPTION_NP : 0)
633 #define OSPF_TIMER_ON(T,F,V) thread_add_timer (master,(F),ospf,(V),&(T))
634 #define OSPF_AREA_TIMER_ON(T,F,V) thread_add_timer (master, (F), area, (V), &(T))
635 #define OSPF_POLL_TIMER_ON(T,F,V) thread_add_timer (master, (F), nbr_nbma, (V), &(T))
637 /* Extern variables. */
638 extern struct ospf_master
*om
;
639 extern unsigned short ospf_instance
;
640 extern const int ospf_redistributed_proto_max
;
641 extern struct zclient
*zclient
;
642 extern struct thread_master
*master
;
643 extern int ospf_zlog
;
644 extern struct zebra_privs_t ospfd_privs
;
647 extern const char *ospf_redist_string(unsigned int route_type
);
648 extern struct ospf
*ospf_lookup_instance(unsigned short instance
);
649 extern struct ospf
*ospf_lookup(unsigned short instance
, const char *name
);
650 extern struct ospf
*ospf_get(unsigned short instance
, const char *name
,
652 extern struct ospf
*ospf_new_alloc(unsigned short instance
, const char *name
);
653 extern struct ospf
*ospf_lookup_by_inst_name(unsigned short instance
,
655 extern struct ospf
*ospf_lookup_by_vrf_id(vrf_id_t vrf_id
);
656 extern uint32_t ospf_count_area_params(struct ospf
*ospf
);
657 extern void ospf_finish(struct ospf
*ospf
);
658 extern void ospf_process_refresh_data(struct ospf
*ospf
, bool reset
);
659 extern void ospf_router_id_update(struct ospf
*ospf
);
660 extern void ospf_process_reset(struct ospf
*ospf
);
661 extern void ospf_neighbor_reset(struct ospf
*ospf
, struct in_addr nbr_id
,
662 const char *nbr_str
);
663 extern int ospf_network_set(struct ospf
*ospf
, struct prefix_ipv4
*p
,
664 struct in_addr area_id
, int df
);
665 extern int ospf_network_unset(struct ospf
*ospf
, struct prefix_ipv4
*p
,
666 struct in_addr aread_id
);
667 extern int ospf_area_display_format_set(struct ospf
*ospf
,
668 struct ospf_area
*area
, int df
);
669 extern int ospf_area_stub_set(struct ospf
*ospf
, struct in_addr area_id
);
670 extern int ospf_area_stub_unset(struct ospf
*ospf
, struct in_addr area_id
);
671 extern int ospf_area_no_summary_set(struct ospf
*ospf
, struct in_addr area_id
);
672 extern int ospf_area_no_summary_unset(struct ospf
*ospf
,
673 struct in_addr area_id
);
674 extern int ospf_area_nssa_set(struct ospf
*ospf
, struct in_addr area_id
);
675 extern int ospf_area_nssa_unset(struct ospf
*ospf
, struct in_addr area_id
,
677 extern int ospf_area_nssa_suppress_fa_set(struct ospf
*ospf
,
678 struct in_addr area_id
);
679 extern int ospf_area_nssa_suppress_fa_unset(struct ospf
*ospf
,
680 struct in_addr area_id
);
681 extern int ospf_area_nssa_translator_role_set(struct ospf
*ospf
,
682 struct in_addr area_id
, int role
);
683 extern int ospf_area_export_list_set(struct ospf
*ospf
,
684 struct ospf_area
*area_id
,
685 const char *list_name
);
686 extern int ospf_area_export_list_unset(struct ospf
*ospf
,
687 struct ospf_area
*area_id
);
688 extern int ospf_area_import_list_set(struct ospf
*ospf
,
689 struct ospf_area
*area_id
,
691 extern int ospf_area_import_list_unset(struct ospf
*ospf
,
692 struct ospf_area
*area_id
);
693 extern int ospf_area_shortcut_set(struct ospf
*ospf
, struct ospf_area
*area_id
,
695 extern int ospf_area_shortcut_unset(struct ospf
*ospf
,
696 struct ospf_area
*area_id
);
697 extern int ospf_timers_refresh_set(struct ospf
*ospf
, int interval
);
698 extern int ospf_timers_refresh_unset(struct ospf
*ospf
);
699 void ospf_area_lsdb_discard_delete(struct ospf_area
*area
);
700 extern int ospf_nbr_nbma_set(struct ospf
*ospf
, struct in_addr nbr_addr
);
701 extern int ospf_nbr_nbma_unset(struct ospf
*ospf
, struct in_addr nbr_addr
);
702 extern int ospf_nbr_nbma_priority_set(struct ospf
*ospf
,
703 struct in_addr nbr_addr
,
705 extern int ospf_nbr_nbma_priority_unset(struct ospf
*ospf
,
706 struct in_addr nbr_addr
);
707 extern int ospf_nbr_nbma_poll_interval_set(struct ospf
*ospf
,
708 struct in_addr nbr_addr
,
709 unsigned int interval
);
710 extern int ospf_nbr_nbma_poll_interval_unset(struct ospf
*ospf
,
711 struct in_addr addr
);
712 extern void ospf_if_update(struct ospf
*ospf
, struct interface
*ifp
);
713 extern void ospf_ls_upd_queue_empty(struct ospf_interface
*oi
);
714 extern void ospf_terminate(void);
715 extern void ospf_nbr_nbma_if_update(struct ospf
*ospf
,
716 struct ospf_interface
*oi
);
717 extern struct ospf_nbr_nbma
*ospf_nbr_nbma_lookup(struct ospf
*ospf
,
718 struct in_addr nbr_addr
);
719 extern int ospf_oi_count(struct interface
*ifp
);
721 extern struct ospf_area
*ospf_area_new(struct ospf
*ospf
,
722 struct in_addr area_id
);
723 extern struct ospf_area
*ospf_area_get(struct ospf
*ospf
,
724 struct in_addr area_id
);
725 extern void ospf_area_check_free(struct ospf
*ospf
, struct in_addr area_id
);
726 extern struct ospf_area
*ospf_area_lookup_by_area_id(struct ospf
*ospf
,
727 struct in_addr area_id
);
728 extern void ospf_area_add_if(struct ospf_area
*oa
, struct ospf_interface
*oi
);
729 extern void ospf_area_del_if(struct ospf_area
*oa
, struct ospf_interface
*oi
);
731 extern void ospf_interface_area_set(struct ospf
*ospf
, struct interface
*ifp
);
732 extern void ospf_interface_area_unset(struct ospf
*ospf
, struct interface
*ifp
);
734 extern void ospf_route_map_init(void);
736 extern void ospf_master_init(struct thread_master
*master
);
737 extern void ospf_vrf_init(void);
738 extern void ospf_vrf_terminate(void);
739 extern void ospf_vrf_link(struct ospf
*ospf
, struct vrf
*vrf
);
740 extern void ospf_vrf_unlink(struct ospf
*ospf
, struct vrf
*vrf
);
741 const char *ospf_vrf_id_to_name(vrf_id_t vrf_id
);
742 int ospf_area_nssa_no_summary_set(struct ospf
*ospf
, struct in_addr area_id
);
744 const char *ospf_get_name(const struct ospf
*ospf
);
745 extern struct ospf_interface
*add_ospf_interface(struct connected
*co
,
746 struct ospf_area
*area
);
748 extern int p_spaces_compare_func(const struct p_space
*a
,
749 const struct p_space
*b
);
750 extern int q_spaces_compare_func(const struct q_space
*a
,
751 const struct q_space
*b
);
753 #endif /* _ZEBRA_OSPFD_H */