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 event_loop
*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)
107 /* OSPF area flood reduction info */
108 struct ospf_area_fr_info
{
109 bool enabled
; /* Area support for Flood Reduction */
110 bool configured
; /* Flood Reduction configured per area knob */
111 bool state_changed
; /* flood reduction state change info */
112 int router_lsas_recv_dc_bit
; /* Number of unique router lsas
113 * received with DC bit set.
116 bool area_ind_lsa_recvd
; /* Indication lsa received in this area */
117 bool area_dc_clear
; /* Area has atleast one lsa with dc bit 0(
118 * excluding indication lsa)
120 struct ospf_lsa
*indication_lsa_self
; /* Indication LSA generated
127 OSPF_RFC1583_COMPATIBLE
= (1 << 0),
128 OSPF_OPAQUE_CAPABLE
= (1 << 2),
129 OSPF_LOG_ADJACENCY_CHANGES
= (1 << 3),
130 OSPF_LOG_ADJACENCY_DETAIL
= (1 << 4),
131 OSPF_SEND_EXTRA_DATA_TO_ZEBRA
= (1 << 5),
135 enum protection_type
{
136 OSPF_TI_LFA_UNDEFINED_PROTECTION
,
137 OSPF_TI_LFA_LINK_PROTECTION
,
138 OSPF_TI_LFA_NODE_PROTECTION
,
141 /* OSPF nonstop forwarding aka Graceful Restart */
142 struct ospf_gr_info
{
143 bool restart_support
;
144 bool restart_in_progress
;
145 bool prepare_in_progress
;
146 bool finishing_restart
;
147 uint32_t grace_period
;
148 struct event
*t_grace_period
;
151 /* OSPF instance structure. */
153 /* OSPF's running state based on the '[no] router ospf [<instance>]'
157 /* OSPF instance ID */
158 unsigned short instance
;
160 /* OSPF Router ID. */
161 struct in_addr router_id
; /* Configured automatically. */
162 struct in_addr router_id_static
; /* Configured manually. */
163 struct in_addr router_id_zebra
;
165 vrf_id_t vrf_id
; /* VRF Id */
166 char *name
; /* VRF name */
168 /* ABR/ASBR internal flags. */
170 #define OSPF_FLAG_ABR 0x0001
171 #define OSPF_FLAG_ASBR 0x0002
175 #define OSPF_ABR_UNKNOWN 0
176 #define OSPF_ABR_STAND 1
177 #define OSPF_ABR_IBM 2
178 #define OSPF_ABR_CISCO 3
179 #define OSPF_ABR_SHORTCUT 4
180 #define OSPF_ABR_DEFAULT OSPF_ABR_CISCO
183 uint8_t anyNSSA
; /* Bump for every NSSA attached. */
185 /* Configuration bitmask, refer to enum above */
188 /* Opaque-LSA administrative flags. */
190 #define OPAQUE_OPERATION_READY_BIT (1 << 0)
192 /* RFC3137 stub router. Configured time to stay stub / max-metric */
193 unsigned int stub_router_startup_time
; /* seconds */
194 unsigned int stub_router_shutdown_time
; /* seconds */
195 #define OSPF_STUB_ROUTER_UNCONFIGURED 0
196 uint8_t stub_router_admin_set
;
197 #define OSPF_STUB_ROUTER_ADMINISTRATIVE_SET 1
198 #define OSPF_STUB_ROUTER_ADMINISTRATIVE_UNSET 0
200 #define OSPF_STUB_MAX_METRIC_SUMMARY_COST 0x00ff0000
203 unsigned int min_ls_interval
; /* minimum delay between LSAs (in msec) */
204 unsigned int min_ls_arrival
; /* minimum interarrival time between LSAs
208 unsigned int spf_delay
; /* SPF delay time. */
209 unsigned int spf_holdtime
; /* SPF hold time. */
210 unsigned int spf_max_holdtime
; /* SPF maximum-holdtime */
212 spf_hold_multiplier
; /* Adaptive multiplier for hold time */
214 int default_originate
; /* Default information originate. */
215 #define DEFAULT_ORIGINATE_NONE 0
216 #define DEFAULT_ORIGINATE_ZEBRA 1
217 #define DEFAULT_ORIGINATE_ALWAYS 2
218 uint32_t ref_bandwidth
; /* Reference Bandwidth (Kbps). */
219 struct route_table
*networks
; /* OSPF config networks. */
220 struct list
*vlinks
; /* Configured Virtual-Links. */
221 struct list
*areas
; /* OSPF areas. */
222 struct route_table
*nbr_nbma
;
223 struct ospf_area
*backbone
; /* Pointer to the Backbone Area. */
225 struct list
*oiflist
; /* ospf interfaces */
226 uint8_t passive_interface_default
; /* passive-interface default */
228 /* LSDB of AS-external-LSAs. */
229 struct ospf_lsdb
*lsdb
;
232 int ase_calc
; /* ASE calculation flag. */
234 struct list
*opaque_lsa_self
; /* Type-11 Opaque-LSAs */
236 /* Routing tables. */
237 struct route_table
*old_table
; /* Old routing table. */
238 struct route_table
*new_table
; /* Current routing table. */
240 struct route_table
*oall_rtrs
; /* Old router RT. */
241 struct route_table
*all_rtrs
; /* New routers RT. */
243 struct route_table
*old_rtrs
; /* Old ABR/ASBR RT. */
244 struct route_table
*new_rtrs
; /* New ABR/ASBR RT. */
246 struct route_table
*new_external_route
; /* New External Route. */
247 struct route_table
*old_external_route
; /* Old External Route. */
249 struct route_table
*external_lsas
; /* Database of external LSAs,
250 prefix is LSA's adv. network*/
253 struct timeval ts_spf
; /* SPF calculation time stamp. */
254 struct timeval ts_spf_duration
; /* Execution time of last SPF */
256 struct route_table
*maxage_lsa
; /* List of MaxAge LSA for deletion. */
257 int redistribute
; /* Num of redistributed protocols. */
260 struct event
*t_abr_task
; /* ABR task timer. */
261 struct event
*t_abr_fr
; /* ABR FR timer. */
262 struct event
*t_asbr_check
; /* ASBR check timer. */
263 struct event
*t_asbr_nssa_redist_update
; /* ASBR NSSA redistribution
265 struct event
*t_distribute_update
; /* Distirbute list update timer. */
266 struct event
*t_spf_calc
; /* SPF calculation timer. */
267 struct event
*t_ase_calc
; /* ASE calculation timer. */
268 struct event
*t_opaque_lsa_self
; /* Type-11 Opaque-LSAs origin event. */
269 struct event
*t_sr_update
; /* Segment Routing update timer */
271 unsigned int maxage_delay
; /* Delay on Maxage remover timer, sec */
272 struct event
*t_maxage
; /* MaxAge LSA remover timer. */
273 struct event
*t_maxage_walker
; /* MaxAge LSA checking timer. */
276 *t_deferred_shutdown
; /* deferred/stub-router shutdown timer*/
278 struct event
*t_write
;
279 #define OSPF_WRITE_INTERFACE_COUNT_DEFAULT 20
280 struct event
*t_default_routemap_timer
;
282 int write_oi_count
; /* Num of packets sent per thread invocation */
283 struct event
*t_read
;
286 struct list
*oi_write_q
;
288 /* Distribute lists out of other route sources. */
291 struct access_list
*list
;
292 } dlist
[ZEBRA_ROUTE_MAX
];
293 #define DISTRIBUTE_NAME(O,T) (O)->dlist[T].name
294 #define DISTRIBUTE_LIST(O,T) (O)->dlist[T].list
296 /* OSPF redistribute configuration */
297 struct list
*redist
[ZEBRA_ROUTE_MAX
+ 1];
299 /* Redistribute tag info. */
301 dtag
[ZEBRA_ROUTE_MAX
+ 1]; // Pending: cant configure as of now
303 int default_metric
; /* Default metric for redistribute. */
305 #define OSPF_LSA_REFRESHER_GRANULARITY 10
306 #define OSPF_LSA_REFRESHER_SLOTS \
307 ((OSPF_LS_REFRESH_TIME + OSPF_LS_REFRESH_SHIFT) \
308 / OSPF_LSA_REFRESHER_GRANULARITY \
312 struct list
*qs
[OSPF_LSA_REFRESHER_SLOTS
];
315 struct event
*t_lsa_refresher
;
316 time_t lsa_refresher_started
;
317 #define OSPF_LSA_REFRESH_INTERVAL_DEFAULT 10
318 uint16_t lsa_refresh_interval
;
319 uint16_t lsa_refresh_timer
;
321 /* Distance parameter. */
322 uint8_t distance_all
;
323 uint8_t distance_intra
;
324 uint8_t distance_inter
;
325 uint8_t distance_external
;
327 /* Statistics for LSA origination. */
328 uint32_t lsa_originate_count
;
330 /* Statistics for LSA used for new instantiation. */
331 uint32_t rx_lsa_count
;
333 struct route_table
*distance_table
;
335 /* Used during ospf instance going down send LSDB
336 * update to neighbors immediatly */
337 uint8_t inst_shutdown
;
339 /* Enable or disable sending proactive ARP requests. */
341 #define OSPF_PROACTIVE_ARP_DEFAULT true
343 /* Redistributed external information. */
344 struct list
*external
[ZEBRA_ROUTE_MAX
+ 1];
345 #define EXTERNAL_INFO(E) (E->external_info)
347 /* Graceful restart Helper supported configs*/
348 /* Supported grace interval*/
349 uint32_t supported_grace_time
;
353 * Not Supported : False.
355 bool is_helper_supported
;
357 /* Support for strict LSA check.
358 * if it is set,Helper aborted
359 * upon a TOPO change.
361 bool strict_lsa_check
;
363 /* Support as HELPER only for
366 bool only_planned_restart
;
368 /* This list contains the advertisement
369 * routerids which are not support for HELPERs.
371 struct hash
*enable_rtr_list
;
373 /* HELPER for number of active
376 uint16_t active_restarter_cnt
;
378 /* last HELPER exit reason */
379 uint32_t last_exit_reason
;
381 /* delay timer to process external routes
382 * with summary address.
384 struct event
*t_external_aggr
;
386 /* delay interval in seconds */
387 uint16_t aggr_delay_interval
;
389 /* Table of configured Aggregate addresses */
390 struct route_table
*rt_aggr_tbl
;
392 /* used as argument for aggr delay
397 /* Max number of multiple paths
400 uint16_t max_multipath
;
402 /* MPLS LDP-IGP Sync */
403 struct ldp_sync_info_cmd ldp_sync_cmd
;
405 /* OSPF Graceful Restart info */
406 struct ospf_gr_info gr_info
;
408 /* TI-LFA support for all interfaces. */
410 enum protection_type ti_lfa_protection_type
;
412 /* Flood Reduction configuration state */
417 DECLARE_QOBJ_TYPE(ospf
);
419 enum ospf_ti_lfa_p_q_space_adjacency
{
420 OSPF_TI_LFA_P_Q_SPACE_ADJACENT
,
421 OSPF_TI_LFA_P_Q_SPACE_NON_ADJACENT
,
424 enum ospf_ti_lfa_node_type
{
425 OSPF_TI_LFA_UNDEFINED_NODE
,
431 struct ospf_ti_lfa_node_info
{
433 enum ospf_ti_lfa_node_type type
;
434 struct in_addr nexthop
;
437 struct ospf_ti_lfa_inner_backup_path_info
{
438 struct ospf_ti_lfa_node_info p_node_info
;
439 struct ospf_ti_lfa_node_info q_node_info
;
440 struct mpls_label_stack
*label_stack
;
443 struct protected_resource
{
444 enum protection_type type
;
446 /* Link Protection */
447 struct router_lsa_link
*link
;
449 /* Node Protection */
450 struct in_addr router_id
;
453 PREDECL_RBTREE_UNIQ(q_spaces
);
456 struct list
*vertex_list
;
457 struct mpls_label_stack
*label_stack
;
458 struct in_addr nexthop
;
459 struct list
*pc_path
;
460 struct ospf_ti_lfa_node_info
*p_node_info
;
461 struct ospf_ti_lfa_node_info
*q_node_info
;
462 struct q_spaces_item q_spaces_item
;
465 PREDECL_RBTREE_UNIQ(p_spaces
);
468 struct protected_resource
*protected_resource
;
469 struct q_spaces_head
*q_spaces
;
470 struct list
*vertex_list
;
471 struct vertex
*pc_spf
;
472 struct list
*pc_vertex_list
;
473 struct p_spaces_item p_spaces_item
;
476 /* OSPF area structure. */
481 /* Zebra interface list belonging to the area. */
482 struct list
*oiflist
;
485 struct in_addr area_id
;
487 /* Area ID format. */
489 #define OSPF_AREA_ID_FMT_DOTTEDQUAD 1
490 #define OSPF_AREA_ID_FMT_DECIMAL 2
493 struct list
*address_range
;
495 /* Configured variables. */
496 int external_routing
; /* ExternalRoutingCapability. */
497 int no_summary
; /* Don't inject summaries into stub.*/
498 int shortcut_configured
; /* Area configured as shortcut. */
499 #define OSPF_SHORTCUT_DEFAULT 0
500 #define OSPF_SHORTCUT_ENABLE 1
501 #define OSPF_SHORTCUT_DISABLE 2
502 int shortcut_capability
; /* Other ABRs agree on S-bit */
503 uint32_t default_cost
; /* StubDefaultCost. */
504 int auth_type
; /* Authentication type. */
505 int suppress_fa
; /* Suppress forwarding address in NSSA ABR */
507 uint8_t NSSATranslatorRole
; /* NSSA configured role */
508 #define OSPF_NSSA_ROLE_NEVER 0
509 #define OSPF_NSSA_ROLE_CANDIDATE 1
510 #define OSPF_NSSA_ROLE_ALWAYS 2
511 uint8_t NSSATranslatorState
; /* NSSA operational role */
512 #define OSPF_NSSA_TRANSLATE_DISABLED 0
513 #define OSPF_NSSA_TRANSLATE_ENABLED 1
514 int NSSATranslatorStabilityInterval
;
516 uint8_t transit
; /* TransitCapability. */
517 #define OSPF_TRANSIT_FALSE 0
518 #define OSPF_TRANSIT_TRUE 1
519 struct route_table
*ranges
; /* Configured Area Ranges. */
521 /* RFC3137 stub router state flags for area */
522 uint8_t stub_router_state
;
523 #define OSPF_AREA_ADMIN_STUB_ROUTED (1 << 0) /* admin stub-router set */
524 #define OSPF_AREA_IS_STUB_ROUTED (1 << 1) /* stub-router active */
525 #define OSPF_AREA_WAS_START_STUB_ROUTED (1 << 2) /* startup SR was done */
526 /* Area related LSDBs[Type1-4]. */
527 struct ospf_lsdb
*lsdb
;
529 /* Self-originated LSAs. */
530 struct ospf_lsa
*router_lsa_self
;
531 struct list
*opaque_lsa_self
; /* Type-10 Opaque-LSAs */
533 /* Area announce list. */
536 struct access_list
*list
;
538 #define EXPORT_NAME(A) (A)->_export.name
539 #define EXPORT_LIST(A) (A)->_export.list
541 /* Area acceptance list. */
544 struct access_list
*list
;
546 #define IMPORT_NAME(A) (A)->import.name
547 #define IMPORT_LIST(A) (A)->import.list
549 /* Type 3 LSA Area prefix-list. */
552 struct prefix_list
*list
;
554 #define PREFIX_LIST_IN(A) (A)->plist_in.list
555 #define PREFIX_NAME_IN(A) (A)->plist_in.name
559 struct prefix_list
*list
;
561 #define PREFIX_LIST_OUT(A) (A)->plist_out.list
562 #define PREFIX_NAME_OUT(A) (A)->plist_out.name
564 /* Shortest Path Tree. */
566 struct list
*spf_vertex_list
;
568 bool spf_dry_run
; /* flag for checking if the SPF calculation is
569 intended for the local RIB */
570 bool spf_root_node
; /* flag for checking if the calculating node is the
571 root node of the SPF tree */
573 /* TI-LFA protected link for SPF calculations */
574 struct protected_resource
*spf_protected_resource
;
576 /* P/Q spaces for TI-LFA */
577 struct p_spaces_head
*p_spaces
;
580 struct event
*t_stub_router
; /* Stub-router timer */
581 struct event
*t_opaque_lsa_self
; /* Type-10 Opaque-LSAs origin. */
583 /* Statistics field. */
584 uint32_t spf_calculation
; /* SPF Calculation Count. */
586 /* reverse SPF (used for TI-LFA Q spaces) */
590 struct timeval ts_spf
; /* SPF calculation time stamp. */
593 uint32_t abr_count
; /* ABR router in this area. */
594 uint32_t asbr_count
; /* ASBR router in this area. */
597 uint32_t act_ints
; /* Active interfaces. */
598 uint32_t full_nbrs
; /* Fully adjacent neighbors. */
599 uint32_t full_vls
; /* Fully adjacent virtual neighbors. */
601 struct ospf_area_fr_info fr_info
; /* Flood reduction info. */
604 /* OSPF config network structure. */
605 struct ospf_network
{
607 struct in_addr area_id
;
611 /* OSPF NBMA neighbor structure. */
612 struct ospf_nbr_nbma
{
613 /* Neighbor IP address. */
616 /* OSPF interface. */
617 struct ospf_interface
*oi
;
619 /* OSPF neighbor structure. */
620 struct ospf_neighbor
*nbr
;
622 /* Neighbor priority. */
625 /* Poll timer value. */
628 /* Poll timer thread. */
629 struct event
*t_poll
;
632 uint32_t state_change
;
636 #define OSPF_AREA_SAME(X, Y) \
637 (memcmp((X->area_id), (Y->area_id), IPV4_MAX_BYTELEN) == 0)
639 #define IS_OSPF_ABR(O) ((O)->flags & OSPF_FLAG_ABR)
640 #define IS_OSPF_ASBR(O) ((O)->flags & OSPF_FLAG_ASBR)
642 #define OSPF_IS_AREA_ID_BACKBONE(I) ((I).s_addr == OSPF_AREA_BACKBONE)
643 #define OSPF_IS_AREA_BACKBONE(A) OSPF_IS_AREA_ID_BACKBONE ((A)->area_id)
646 # define ROUNDUP(val, gran) roundup(val, gran)
648 # define ROUNDUP(val, gran) (((val) - 1 | (gran) - 1) + 1)
651 #define LSA_OPTIONS_GET(area) \
652 (((area)->external_routing == OSPF_AREA_DEFAULT) ? OSPF_OPTION_E : 0)
653 #define LSA_OPTIONS_NSSA_GET(area) \
654 (((area)->external_routing == OSPF_AREA_NSSA) ? OSPF_OPTION_NP : 0)
656 #define OSPF_TIMER_ON(T, F, V) event_add_timer(master, (F), ospf, (V), &(T))
657 #define OSPF_AREA_TIMER_ON(T, F, V) \
658 event_add_timer(master, (F), area, (V), &(T))
659 #define OSPF_POLL_TIMER_ON(T, F, V) \
660 event_add_timer(master, (F), nbr_nbma, (V), &(T))
662 /* Extern variables. */
663 extern struct ospf_master
*om
;
664 extern unsigned short ospf_instance
;
665 extern const int ospf_redistributed_proto_max
;
666 extern struct zclient
*zclient
;
667 extern struct event_loop
*master
;
668 extern int ospf_zlog
;
669 extern struct zebra_privs_t ospfd_privs
;
672 extern const char *ospf_redist_string(unsigned int route_type
);
673 extern struct ospf
*ospf_lookup_instance(unsigned short instance
);
674 extern struct ospf
*ospf_lookup(unsigned short instance
, const char *name
);
675 extern struct ospf
*ospf_get(unsigned short instance
, const char *name
,
677 extern struct ospf
*ospf_new_alloc(unsigned short instance
, const char *name
);
678 extern struct ospf
*ospf_lookup_by_inst_name(unsigned short instance
,
680 extern struct ospf
*ospf_lookup_by_vrf_id(vrf_id_t vrf_id
);
681 extern uint32_t ospf_count_area_params(struct ospf
*ospf
);
682 extern void ospf_finish(struct ospf
*ospf
);
683 extern void ospf_process_refresh_data(struct ospf
*ospf
, bool reset
);
684 extern void ospf_router_id_update(struct ospf
*ospf
);
685 extern void ospf_process_reset(struct ospf
*ospf
);
686 extern void ospf_neighbor_reset(struct ospf
*ospf
, struct in_addr nbr_id
,
687 const char *nbr_str
);
688 extern int ospf_network_set(struct ospf
*ospf
, struct prefix_ipv4
*p
,
689 struct in_addr area_id
, int df
);
690 extern int ospf_network_unset(struct ospf
*ospf
, struct prefix_ipv4
*p
,
691 struct in_addr aread_id
);
692 extern int ospf_area_display_format_set(struct ospf
*ospf
,
693 struct ospf_area
*area
, int df
);
694 extern int ospf_area_stub_set(struct ospf
*ospf
, struct in_addr area_id
);
695 extern int ospf_area_stub_unset(struct ospf
*ospf
, struct in_addr area_id
);
696 extern int ospf_area_no_summary_set(struct ospf
*ospf
, struct in_addr area_id
);
697 extern int ospf_area_no_summary_unset(struct ospf
*ospf
,
698 struct in_addr area_id
);
699 extern int ospf_area_nssa_set(struct ospf
*ospf
, struct in_addr area_id
);
700 extern int ospf_area_nssa_unset(struct ospf
*ospf
, struct in_addr area_id
,
702 extern int ospf_area_nssa_suppress_fa_set(struct ospf
*ospf
,
703 struct in_addr area_id
);
704 extern int ospf_area_nssa_suppress_fa_unset(struct ospf
*ospf
,
705 struct in_addr area_id
);
706 extern int ospf_area_nssa_translator_role_set(struct ospf
*ospf
,
707 struct in_addr area_id
, int role
);
708 extern int ospf_area_export_list_set(struct ospf
*ospf
,
709 struct ospf_area
*area_id
,
710 const char *list_name
);
711 extern int ospf_area_export_list_unset(struct ospf
*ospf
,
712 struct ospf_area
*area_id
);
713 extern int ospf_area_import_list_set(struct ospf
*ospf
,
714 struct ospf_area
*area_id
,
716 extern int ospf_area_import_list_unset(struct ospf
*ospf
,
717 struct ospf_area
*area_id
);
718 extern int ospf_area_shortcut_set(struct ospf
*ospf
, struct ospf_area
*area_id
,
720 extern int ospf_area_shortcut_unset(struct ospf
*ospf
,
721 struct ospf_area
*area_id
);
722 extern int ospf_timers_refresh_set(struct ospf
*ospf
, int interval
);
723 extern int ospf_timers_refresh_unset(struct ospf
*ospf
);
724 void ospf_area_lsdb_discard_delete(struct ospf_area
*area
);
725 extern int ospf_nbr_nbma_set(struct ospf
*ospf
, struct in_addr nbr_addr
);
726 extern int ospf_nbr_nbma_unset(struct ospf
*ospf
, struct in_addr nbr_addr
);
727 extern int ospf_nbr_nbma_priority_set(struct ospf
*ospf
,
728 struct in_addr nbr_addr
,
730 extern int ospf_nbr_nbma_priority_unset(struct ospf
*ospf
,
731 struct in_addr nbr_addr
);
732 extern int ospf_nbr_nbma_poll_interval_set(struct ospf
*ospf
,
733 struct in_addr nbr_addr
,
734 unsigned int interval
);
735 extern int ospf_nbr_nbma_poll_interval_unset(struct ospf
*ospf
,
736 struct in_addr addr
);
737 extern void ospf_if_update(struct ospf
*ospf
, struct interface
*ifp
);
738 extern void ospf_ls_upd_queue_empty(struct ospf_interface
*oi
);
739 extern void ospf_terminate(void);
740 extern void ospf_nbr_nbma_if_update(struct ospf
*ospf
,
741 struct ospf_interface
*oi
);
742 extern struct ospf_nbr_nbma
*ospf_nbr_nbma_lookup(struct ospf
*ospf
,
743 struct in_addr nbr_addr
);
744 extern int ospf_oi_count(struct interface
*ifp
);
746 extern struct ospf_area
*ospf_area_new(struct ospf
*ospf
,
747 struct in_addr area_id
);
748 extern struct ospf_area
*ospf_area_get(struct ospf
*ospf
,
749 struct in_addr area_id
);
750 extern void ospf_area_check_free(struct ospf
*ospf
, struct in_addr area_id
);
751 extern struct ospf_area
*ospf_area_lookup_by_area_id(struct ospf
*ospf
,
752 struct in_addr area_id
);
753 extern void ospf_area_add_if(struct ospf_area
*oa
, struct ospf_interface
*oi
);
754 extern void ospf_area_del_if(struct ospf_area
*oa
, struct ospf_interface
*oi
);
756 extern void ospf_interface_area_set(struct ospf
*ospf
, struct interface
*ifp
);
757 extern void ospf_interface_area_unset(struct ospf
*ospf
, struct interface
*ifp
);
759 extern void ospf_route_map_init(void);
761 extern void ospf_master_init(struct event_loop
*master
);
762 extern void ospf_vrf_init(void);
763 extern void ospf_vrf_terminate(void);
764 extern void ospf_vrf_link(struct ospf
*ospf
, struct vrf
*vrf
);
765 extern void ospf_vrf_unlink(struct ospf
*ospf
, struct vrf
*vrf
);
766 const char *ospf_vrf_id_to_name(vrf_id_t vrf_id
);
767 int ospf_area_nssa_no_summary_set(struct ospf
*ospf
, struct in_addr area_id
);
769 const char *ospf_get_name(const struct ospf
*ospf
);
770 extern struct ospf_interface
*add_ospf_interface(struct connected
*co
,
771 struct ospf_area
*area
);
773 extern int p_spaces_compare_func(const struct p_space
*a
,
774 const struct p_space
*b
);
775 extern int q_spaces_compare_func(const struct q_space
*a
,
776 const struct q_space
*b
);
778 #endif /* _ZEBRA_OSPFD_H */