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 /* Default socket buffer size */
71 #define OSPF_DEFAULT_SOCK_BUFSIZE (8 * 1024 * 1024)
73 struct ospf_external
{
74 unsigned short instance
;
75 struct route_table
*external_info
;
78 /* OSPF master for system wide configuration and variables. */
83 /* OSPF thread master. */
84 struct event_loop
*master
;
86 /* Various OSPF global configuration. */
88 #define OSPF_MASTER_SHUTDOWN (1 << 0) /* deferred-shutdown */
92 unsigned short instance
;
94 /* Redistribute metric info. */
96 int type
; /* External metric type (E1 or E2). */
97 int value
; /* Value for static metric (24-bit).
98 -1 means metric value is not set. */
101 /* For redistribute route map. */
104 struct route_map
*map
;
105 } route_map
; /* +1 is for default-information */
106 #define ROUTEMAP_NAME(R) (R->route_map.name)
107 #define ROUTEMAP(R) (R->route_map.map)
110 /* OSPF area flood reduction info */
111 struct ospf_area_fr_info
{
112 bool enabled
; /* Area support for Flood Reduction */
113 bool configured
; /* Flood Reduction configured per area knob */
114 bool state_changed
; /* flood reduction state change info */
115 int router_lsas_recv_dc_bit
; /* Number of unique router lsas
116 * received with DC bit set.
119 bool area_ind_lsa_recvd
; /* Indication lsa received in this area */
120 bool area_dc_clear
; /* Area has atleast one lsa with dc bit 0(
121 * excluding indication lsa)
123 struct ospf_lsa
*indication_lsa_self
; /* Indication LSA generated
130 OSPF_RFC1583_COMPATIBLE
= (1 << 0),
131 OSPF_OPAQUE_CAPABLE
= (1 << 2),
132 OSPF_LOG_ADJACENCY_CHANGES
= (1 << 3),
133 OSPF_LOG_ADJACENCY_DETAIL
= (1 << 4),
134 OSPF_SEND_EXTRA_DATA_TO_ZEBRA
= (1 << 5),
138 enum protection_type
{
139 OSPF_TI_LFA_UNDEFINED_PROTECTION
,
140 OSPF_TI_LFA_LINK_PROTECTION
,
141 OSPF_TI_LFA_NODE_PROTECTION
,
144 /* OSPF nonstop forwarding aka Graceful Restart */
145 struct ospf_gr_info
{
146 bool restart_support
;
147 bool restart_in_progress
;
148 bool prepare_in_progress
;
149 bool finishing_restart
;
150 uint32_t grace_period
;
151 struct event
*t_grace_period
;
154 /* OSPF instance structure. */
156 /* OSPF's running state based on the '[no] router ospf [<instance>]'
160 /* OSPF instance ID */
161 unsigned short instance
;
163 /* OSPF Router ID. */
164 struct in_addr router_id
; /* Configured automatically. */
165 struct in_addr router_id_static
; /* Configured manually. */
166 struct in_addr router_id_zebra
;
168 vrf_id_t vrf_id
; /* VRF Id */
169 char *name
; /* VRF name */
171 /* ABR/ASBR internal flags. */
173 #define OSPF_FLAG_ABR 0x0001
174 #define OSPF_FLAG_ASBR 0x0002
178 #define OSPF_ABR_UNKNOWN 0
179 #define OSPF_ABR_STAND 1
180 #define OSPF_ABR_IBM 2
181 #define OSPF_ABR_CISCO 3
182 #define OSPF_ABR_SHORTCUT 4
183 #define OSPF_ABR_DEFAULT OSPF_ABR_CISCO
186 uint8_t anyNSSA
; /* Bump for every NSSA attached. */
188 /* Configuration bitmask, refer to enum above */
191 /* Opaque-LSA administrative flags. */
193 #define OPAQUE_OPERATION_READY_BIT (1 << 0)
195 /* RFC3137 stub router. Configured time to stay stub / max-metric */
196 unsigned int stub_router_startup_time
; /* seconds */
197 unsigned int stub_router_shutdown_time
; /* seconds */
198 #define OSPF_STUB_ROUTER_UNCONFIGURED 0
199 uint8_t stub_router_admin_set
;
200 #define OSPF_STUB_ROUTER_ADMINISTRATIVE_SET 1
201 #define OSPF_STUB_ROUTER_ADMINISTRATIVE_UNSET 0
203 #define OSPF_STUB_MAX_METRIC_SUMMARY_COST 0x00ff0000
206 unsigned int min_ls_interval
; /* minimum delay between LSAs (in msec) */
207 unsigned int min_ls_arrival
; /* minimum interarrival time between LSAs
211 unsigned int spf_delay
; /* SPF delay time. */
212 unsigned int spf_holdtime
; /* SPF hold time. */
213 unsigned int spf_max_holdtime
; /* SPF maximum-holdtime */
215 spf_hold_multiplier
; /* Adaptive multiplier for hold time */
217 int default_originate
; /* Default information originate. */
218 #define DEFAULT_ORIGINATE_NONE 0
219 #define DEFAULT_ORIGINATE_ZEBRA 1
220 #define DEFAULT_ORIGINATE_ALWAYS 2
221 uint32_t ref_bandwidth
; /* Reference Bandwidth (Kbps). */
222 struct route_table
*networks
; /* OSPF config networks. */
223 struct list
*vlinks
; /* Configured Virtual-Links. */
224 struct list
*areas
; /* OSPF areas. */
225 struct route_table
*nbr_nbma
;
226 struct ospf_area
*backbone
; /* Pointer to the Backbone Area. */
228 struct list
*oiflist
; /* ospf interfaces */
229 uint8_t passive_interface_default
; /* passive-interface default */
231 /* LSDB of AS-external-LSAs. */
232 struct ospf_lsdb
*lsdb
;
235 int ase_calc
; /* ASE calculation flag. */
237 struct list
*opaque_lsa_self
; /* Type-11 Opaque-LSAs */
239 /* Routing tables. */
240 struct route_table
*old_table
; /* Old routing table. */
241 struct route_table
*new_table
; /* Current routing table. */
243 struct route_table
*oall_rtrs
; /* Old router RT. */
244 struct route_table
*all_rtrs
; /* New routers RT. */
246 struct route_table
*old_rtrs
; /* Old ABR/ASBR RT. */
247 struct route_table
*new_rtrs
; /* New ABR/ASBR RT. */
249 struct route_table
*new_external_route
; /* New External Route. */
250 struct route_table
*old_external_route
; /* Old External Route. */
252 struct route_table
*external_lsas
; /* Database of external LSAs,
253 prefix is LSA's adv. network*/
256 struct timeval ts_spf
; /* SPF calculation time stamp. */
257 struct timeval ts_spf_duration
; /* Execution time of last SPF */
259 struct route_table
*maxage_lsa
; /* List of MaxAge LSA for deletion. */
260 int redistribute
; /* Num of redistributed protocols. */
263 struct event
*t_abr_task
; /* ABR task timer. */
264 struct event
*t_abr_fr
; /* ABR FR timer. */
265 struct event
*t_asbr_check
; /* ASBR check timer. */
266 struct event
*t_asbr_nssa_redist_update
; /* ASBR NSSA redistribution
268 struct event
*t_distribute_update
; /* Distirbute list update timer. */
269 struct event
*t_spf_calc
; /* SPF calculation timer. */
270 struct event
*t_ase_calc
; /* ASE calculation timer. */
271 struct event
*t_opaque_lsa_self
; /* Type-11 Opaque-LSAs origin event. */
272 struct event
*t_sr_update
; /* Segment Routing update timer */
274 unsigned int maxage_delay
; /* Delay on Maxage remover timer, sec */
275 struct event
*t_maxage
; /* MaxAge LSA remover timer. */
276 struct event
*t_maxage_walker
; /* MaxAge LSA checking timer. */
279 *t_deferred_shutdown
; /* deferred/stub-router shutdown timer*/
281 struct event
*t_write
;
282 #define OSPF_WRITE_INTERFACE_COUNT_DEFAULT 20
283 struct event
*t_default_routemap_timer
;
285 int write_oi_count
; /* Num of packets sent per thread invocation */
286 struct event
*t_read
;
289 struct list
*oi_write_q
;
291 /* Distribute lists out of other route sources. */
294 struct access_list
*list
;
295 } dlist
[ZEBRA_ROUTE_MAX
];
296 #define DISTRIBUTE_NAME(O,T) (O)->dlist[T].name
297 #define DISTRIBUTE_LIST(O,T) (O)->dlist[T].list
299 /* OSPF redistribute configuration */
300 struct list
*redist
[ZEBRA_ROUTE_MAX
+ 1];
302 /* Redistribute tag info. */
304 dtag
[ZEBRA_ROUTE_MAX
+ 1]; // Pending: cant configure as of now
306 int default_metric
; /* Default metric for redistribute. */
308 /* NSSA default-information-originate */
310 /* # of NSSA areas requesting default information */
314 * Whether a default route known through non-OSPF protocol is
315 * present in the RIB.
318 } nssa_default_import_check
;
320 #define OSPF_LSA_REFRESHER_GRANULARITY 10
321 #define OSPF_LSA_REFRESHER_SLOTS \
322 ((OSPF_LS_REFRESH_TIME + OSPF_LS_REFRESH_SHIFT) \
323 / OSPF_LSA_REFRESHER_GRANULARITY \
327 struct list
*qs
[OSPF_LSA_REFRESHER_SLOTS
];
330 struct event
*t_lsa_refresher
;
331 time_t lsa_refresher_started
;
332 #define OSPF_LSA_REFRESH_INTERVAL_DEFAULT 10
333 uint16_t lsa_refresh_interval
;
334 uint16_t lsa_refresh_timer
;
336 /* Distance parameter. */
337 uint8_t distance_all
;
338 uint8_t distance_intra
;
339 uint8_t distance_inter
;
340 uint8_t distance_external
;
342 /* Statistics for LSA origination. */
343 uint32_t lsa_originate_count
;
345 /* Statistics for LSA used for new instantiation. */
346 uint32_t rx_lsa_count
;
348 struct route_table
*distance_table
;
350 /* Used during ospf instance going down send LSDB
351 * update to neighbors immediatly */
352 uint8_t inst_shutdown
;
354 /* Enable or disable sending proactive ARP requests. */
356 #define OSPF_PROACTIVE_ARP_DEFAULT true
358 /* Redistributed external information. */
359 struct list
*external
[ZEBRA_ROUTE_MAX
+ 1];
360 #define EXTERNAL_INFO(E) (E->external_info)
362 /* Graceful restart Helper supported configs*/
363 /* Supported grace interval*/
364 uint32_t supported_grace_time
;
368 * Not Supported : False.
370 bool is_helper_supported
;
372 /* Support for strict LSA check.
373 * if it is set,Helper aborted
374 * upon a TOPO change.
376 bool strict_lsa_check
;
378 /* Support as HELPER only for
381 bool only_planned_restart
;
383 /* This list contains the advertisement
384 * routerids which are not support for HELPERs.
386 struct hash
*enable_rtr_list
;
388 /* HELPER for number of active
391 uint16_t active_restarter_cnt
;
393 /* last HELPER exit reason */
394 uint32_t last_exit_reason
;
396 /* delay timer to process external routes
397 * with summary address.
399 struct event
*t_external_aggr
;
401 /* delay interval in seconds */
402 uint16_t aggr_delay_interval
;
404 /* Table of configured Aggregate addresses */
405 struct route_table
*rt_aggr_tbl
;
407 /* used as argument for aggr delay
412 /* Max number of multiple paths
415 uint16_t max_multipath
;
417 /* MPLS LDP-IGP Sync */
418 struct ldp_sync_info_cmd ldp_sync_cmd
;
420 /* OSPF Graceful Restart info */
421 struct ospf_gr_info gr_info
;
423 /* TI-LFA support for all interfaces. */
425 enum protection_type ti_lfa_protection_type
;
427 /* Flood Reduction configuration state */
430 /* Socket buffer sizes */
431 uint32_t recv_sock_bufsize
;
432 uint32_t send_sock_bufsize
;
434 /* Per-interface write socket */
435 bool intf_socket_enabled
;
439 DECLARE_QOBJ_TYPE(ospf
);
441 enum ospf_ti_lfa_p_q_space_adjacency
{
442 OSPF_TI_LFA_P_Q_SPACE_ADJACENT
,
443 OSPF_TI_LFA_P_Q_SPACE_NON_ADJACENT
,
446 enum ospf_ti_lfa_node_type
{
447 OSPF_TI_LFA_UNDEFINED_NODE
,
453 struct ospf_ti_lfa_node_info
{
455 enum ospf_ti_lfa_node_type type
;
456 struct in_addr nexthop
;
459 struct ospf_ti_lfa_inner_backup_path_info
{
460 struct ospf_ti_lfa_node_info p_node_info
;
461 struct ospf_ti_lfa_node_info q_node_info
;
462 struct mpls_label_stack
*label_stack
;
465 struct protected_resource
{
466 enum protection_type type
;
468 /* Link Protection */
469 struct router_lsa_link
*link
;
471 /* Node Protection */
472 struct in_addr router_id
;
475 PREDECL_RBTREE_UNIQ(q_spaces
);
478 struct list
*vertex_list
;
479 struct mpls_label_stack
*label_stack
;
480 struct in_addr nexthop
;
481 struct list
*pc_path
;
482 struct ospf_ti_lfa_node_info
*p_node_info
;
483 struct ospf_ti_lfa_node_info
*q_node_info
;
484 struct q_spaces_item q_spaces_item
;
487 PREDECL_RBTREE_UNIQ(p_spaces
);
490 struct protected_resource
*protected_resource
;
491 struct q_spaces_head
*q_spaces
;
492 struct list
*vertex_list
;
493 struct vertex
*pc_spf
;
494 struct list
*pc_vertex_list
;
495 struct p_spaces_item p_spaces_item
;
498 /* OSPF area structure. */
503 /* Zebra interface list belonging to the area. */
504 struct list
*oiflist
;
507 struct in_addr area_id
;
509 /* Area ID format. */
511 #define OSPF_AREA_ID_FMT_DOTTEDQUAD 1
512 #define OSPF_AREA_ID_FMT_DECIMAL 2
515 struct list
*address_range
;
517 /* Configured variables. */
518 int external_routing
; /* ExternalRoutingCapability. */
519 int no_summary
; /* Don't inject summaries into stub.*/
520 int shortcut_configured
; /* Area configured as shortcut. */
521 #define OSPF_SHORTCUT_DEFAULT 0
522 #define OSPF_SHORTCUT_ENABLE 1
523 #define OSPF_SHORTCUT_DISABLE 2
524 int shortcut_capability
; /* Other ABRs agree on S-bit */
525 uint32_t default_cost
; /* StubDefaultCost. */
526 int auth_type
; /* Authentication type. */
527 int suppress_fa
; /* Suppress forwarding address in NSSA ABR */
529 uint8_t NSSATranslatorRole
; /* NSSA configured role */
530 #define OSPF_NSSA_ROLE_NEVER 0
531 #define OSPF_NSSA_ROLE_CANDIDATE 1
532 #define OSPF_NSSA_ROLE_ALWAYS 2
533 uint8_t NSSATranslatorState
; /* NSSA operational role */
534 #define OSPF_NSSA_TRANSLATE_DISABLED 0
535 #define OSPF_NSSA_TRANSLATE_ENABLED 1
536 int NSSATranslatorStabilityInterval
;
538 uint8_t transit
; /* TransitCapability. */
539 #define OSPF_TRANSIT_FALSE 0
540 #define OSPF_TRANSIT_TRUE 1
541 struct route_table
*ranges
; /* Configured Area Ranges. */
542 struct route_table
*nssa_ranges
; /* Configured NSSA Area Ranges. */
544 /* RFC3137 stub router state flags for area */
545 uint8_t stub_router_state
;
546 #define OSPF_AREA_ADMIN_STUB_ROUTED (1 << 0) /* admin stub-router set */
547 #define OSPF_AREA_IS_STUB_ROUTED (1 << 1) /* stub-router active */
548 #define OSPF_AREA_WAS_START_STUB_ROUTED (1 << 2) /* startup SR was done */
549 /* Area related LSDBs[Type1-4]. */
550 struct ospf_lsdb
*lsdb
;
552 /* Self-originated LSAs. */
553 struct ospf_lsa
*router_lsa_self
;
554 struct list
*opaque_lsa_self
; /* Type-10 Opaque-LSAs */
556 /* Area announce list. */
559 struct access_list
*list
;
561 #define EXPORT_NAME(A) (A)->_export.name
562 #define EXPORT_LIST(A) (A)->_export.list
564 /* Area acceptance list. */
567 struct access_list
*list
;
569 #define IMPORT_NAME(A) (A)->import.name
570 #define IMPORT_LIST(A) (A)->import.list
572 /* Type 3 LSA Area prefix-list. */
575 struct prefix_list
*list
;
577 #define PREFIX_LIST_IN(A) (A)->plist_in.list
578 #define PREFIX_NAME_IN(A) (A)->plist_in.name
582 struct prefix_list
*list
;
584 #define PREFIX_LIST_OUT(A) (A)->plist_out.list
585 #define PREFIX_NAME_OUT(A) (A)->plist_out.name
587 /* NSSA default-information-originate */
592 } nssa_default_originate
;
594 /* Shortest Path Tree. */
596 struct list
*spf_vertex_list
;
598 bool spf_dry_run
; /* flag for checking if the SPF calculation is
599 intended for the local RIB */
600 bool spf_root_node
; /* flag for checking if the calculating node is the
601 root node of the SPF tree */
603 /* TI-LFA protected link for SPF calculations */
604 struct protected_resource
*spf_protected_resource
;
606 /* P/Q spaces for TI-LFA */
607 struct p_spaces_head
*p_spaces
;
610 struct event
*t_stub_router
; /* Stub-router timer */
611 struct event
*t_opaque_lsa_self
; /* Type-10 Opaque-LSAs origin. */
613 /* Statistics field. */
614 uint32_t spf_calculation
; /* SPF Calculation Count. */
616 /* reverse SPF (used for TI-LFA Q spaces) */
620 struct timeval ts_spf
; /* SPF calculation time stamp. */
623 uint32_t abr_count
; /* ABR router in this area. */
624 uint32_t asbr_count
; /* ASBR router in this area. */
627 uint32_t act_ints
; /* Active interfaces. */
628 uint32_t full_nbrs
; /* Fully adjacent neighbors. */
629 uint32_t full_vls
; /* Fully adjacent virtual neighbors. */
631 struct ospf_area_fr_info fr_info
; /* Flood reduction info. */
634 /* OSPF config network structure. */
635 struct ospf_network
{
637 struct in_addr area_id
;
641 /* OSPF NBMA neighbor structure. */
642 struct ospf_nbr_nbma
{
643 /* Neighbor IP address. */
646 /* OSPF interface. */
647 struct ospf_interface
*oi
;
649 /* OSPF neighbor structure. */
650 struct ospf_neighbor
*nbr
;
652 /* Neighbor priority. */
655 /* Poll timer value. */
658 /* Poll timer thread. */
659 struct event
*t_poll
;
662 uint32_t state_change
;
666 #define OSPF_AREA_SAME(X, Y) \
667 (memcmp((X->area_id), (Y->area_id), IPV4_MAX_BYTELEN) == 0)
669 #define IS_OSPF_ABR(O) ((O)->flags & OSPF_FLAG_ABR)
670 #define IS_OSPF_ASBR(O) ((O)->flags & OSPF_FLAG_ASBR)
672 #define OSPF_IS_AREA_ID_BACKBONE(I) ((I).s_addr == OSPF_AREA_BACKBONE)
673 #define OSPF_IS_AREA_BACKBONE(A) OSPF_IS_AREA_ID_BACKBONE ((A)->area_id)
676 # define ROUNDUP(val, gran) roundup(val, gran)
678 # define ROUNDUP(val, gran) (((val) - 1 | (gran) - 1) + 1)
681 #define LSA_OPTIONS_GET(area) \
682 (((area)->external_routing == OSPF_AREA_DEFAULT) ? OSPF_OPTION_E : 0)
683 #define LSA_OPTIONS_NSSA_GET(area) \
684 (((area)->external_routing == OSPF_AREA_NSSA) ? OSPF_OPTION_NP : 0)
686 #define OSPF_TIMER_ON(T, F, V) event_add_timer(master, (F), ospf, (V), &(T))
687 #define OSPF_AREA_TIMER_ON(T, F, V) \
688 event_add_timer(master, (F), area, (V), &(T))
689 #define OSPF_POLL_TIMER_ON(T, F, V) \
690 event_add_timer(master, (F), nbr_nbma, (V), &(T))
692 /* Extern variables. */
693 extern struct ospf_master
*om
;
694 extern unsigned short ospf_instance
;
695 extern const int ospf_redistributed_proto_max
;
696 extern struct zclient
*zclient
;
697 extern struct event_loop
*master
;
698 extern int ospf_zlog
;
699 extern struct zebra_privs_t ospfd_privs
;
702 extern const char *ospf_redist_string(unsigned int route_type
);
703 extern struct ospf
*ospf_lookup_instance(unsigned short instance
);
704 extern struct ospf
*ospf_lookup(unsigned short instance
, const char *name
);
705 extern struct ospf
*ospf_get(unsigned short instance
, const char *name
,
707 extern struct ospf
*ospf_new_alloc(unsigned short instance
, const char *name
);
708 extern struct ospf
*ospf_lookup_by_inst_name(unsigned short instance
,
710 extern struct ospf
*ospf_lookup_by_vrf_id(vrf_id_t vrf_id
);
711 extern uint32_t ospf_count_area_params(struct ospf
*ospf
);
712 extern void ospf_finish(struct ospf
*ospf
);
713 extern void ospf_process_refresh_data(struct ospf
*ospf
, bool reset
);
714 extern void ospf_router_id_update(struct ospf
*ospf
);
715 extern void ospf_process_reset(struct ospf
*ospf
);
716 extern void ospf_neighbor_reset(struct ospf
*ospf
, struct in_addr nbr_id
,
717 const char *nbr_str
);
718 extern int ospf_network_set(struct ospf
*ospf
, struct prefix_ipv4
*p
,
719 struct in_addr area_id
, int df
);
720 extern int ospf_network_unset(struct ospf
*ospf
, struct prefix_ipv4
*p
,
721 struct in_addr aread_id
);
722 extern int ospf_area_display_format_set(struct ospf
*ospf
,
723 struct ospf_area
*area
, int df
);
724 extern int ospf_area_stub_set(struct ospf
*ospf
, struct in_addr area_id
);
725 extern int ospf_area_stub_unset(struct ospf
*ospf
, struct in_addr area_id
);
726 extern int ospf_area_no_summary_set(struct ospf
*ospf
, struct in_addr area_id
);
727 extern int ospf_area_no_summary_unset(struct ospf
*ospf
,
728 struct in_addr area_id
);
729 extern int ospf_area_nssa_set(struct ospf
*ospf
, struct in_addr area_id
);
730 extern int ospf_area_nssa_unset(struct ospf
*ospf
, struct in_addr area_id
);
731 extern int ospf_area_nssa_suppress_fa_set(struct ospf
*ospf
,
732 struct in_addr area_id
);
733 extern int ospf_area_nssa_suppress_fa_unset(struct ospf
*ospf
,
734 struct in_addr area_id
);
735 extern int ospf_area_nssa_translator_role_set(struct ospf
*ospf
,
736 struct in_addr area_id
, int role
);
737 extern void ospf_area_nssa_default_originate_set(struct ospf
*ospf
,
738 struct in_addr area_id
,
739 int metric
, int metric_type
);
740 extern void ospf_area_nssa_default_originate_unset(struct ospf
*ospf
,
741 struct in_addr area_id
);
742 extern int ospf_area_export_list_set(struct ospf
*ospf
,
743 struct ospf_area
*area_id
,
744 const char *list_name
);
745 extern int ospf_area_export_list_unset(struct ospf
*ospf
,
746 struct ospf_area
*area_id
);
747 extern int ospf_area_import_list_set(struct ospf
*ospf
,
748 struct ospf_area
*area_id
,
750 extern int ospf_area_import_list_unset(struct ospf
*ospf
,
751 struct ospf_area
*area_id
);
752 extern int ospf_area_shortcut_set(struct ospf
*ospf
, struct ospf_area
*area_id
,
754 extern int ospf_area_shortcut_unset(struct ospf
*ospf
,
755 struct ospf_area
*area_id
);
756 extern int ospf_timers_refresh_set(struct ospf
*ospf
, int interval
);
757 extern int ospf_timers_refresh_unset(struct ospf
*ospf
);
758 void ospf_area_lsdb_discard_delete(struct ospf_area
*area
);
759 extern int ospf_nbr_nbma_set(struct ospf
*ospf
, struct in_addr nbr_addr
);
760 extern int ospf_nbr_nbma_unset(struct ospf
*ospf
, struct in_addr nbr_addr
);
761 extern int ospf_nbr_nbma_priority_set(struct ospf
*ospf
,
762 struct in_addr nbr_addr
,
764 extern int ospf_nbr_nbma_priority_unset(struct ospf
*ospf
,
765 struct in_addr nbr_addr
);
766 extern int ospf_nbr_nbma_poll_interval_set(struct ospf
*ospf
,
767 struct in_addr nbr_addr
,
768 unsigned int interval
);
769 extern int ospf_nbr_nbma_poll_interval_unset(struct ospf
*ospf
,
770 struct in_addr addr
);
771 extern void ospf_if_update(struct ospf
*ospf
, struct interface
*ifp
);
772 extern void ospf_ls_upd_queue_empty(struct ospf_interface
*oi
);
773 extern void ospf_terminate(void);
774 extern void ospf_nbr_nbma_if_update(struct ospf
*ospf
,
775 struct ospf_interface
*oi
);
776 extern struct ospf_nbr_nbma
*ospf_nbr_nbma_lookup(struct ospf
*ospf
,
777 struct in_addr nbr_addr
);
778 extern int ospf_oi_count(struct interface
*ifp
);
780 extern struct ospf_area
*ospf_area_new(struct ospf
*ospf
,
781 struct in_addr area_id
);
782 extern struct ospf_area
*ospf_area_get(struct ospf
*ospf
,
783 struct in_addr area_id
);
784 extern void ospf_area_check_free(struct ospf
*ospf
, struct in_addr area_id
);
785 extern struct ospf_area
*ospf_area_lookup_by_area_id(struct ospf
*ospf
,
786 struct in_addr area_id
);
787 extern void ospf_area_add_if(struct ospf_area
*oa
, struct ospf_interface
*oi
);
788 extern void ospf_area_del_if(struct ospf_area
*oa
, struct ospf_interface
*oi
);
790 extern void ospf_interface_area_set(struct ospf
*ospf
, struct interface
*ifp
);
791 extern void ospf_interface_area_unset(struct ospf
*ospf
, struct interface
*ifp
);
793 extern void ospf_route_map_init(void);
795 extern void ospf_master_init(struct event_loop
*master
);
796 extern void ospf_vrf_init(void);
797 extern void ospf_vrf_terminate(void);
798 extern void ospf_vrf_link(struct ospf
*ospf
, struct vrf
*vrf
);
799 extern void ospf_vrf_unlink(struct ospf
*ospf
, struct vrf
*vrf
);
800 const char *ospf_vrf_id_to_name(vrf_id_t vrf_id
);
801 int ospf_area_nssa_no_summary_set(struct ospf
*ospf
, struct in_addr area_id
);
803 const char *ospf_get_name(const struct ospf
*ospf
);
804 extern struct ospf_interface
*add_ospf_interface(struct connected
*co
,
805 struct ospf_area
*area
);
806 /* Update socket bufsize(s), after config change */
807 void ospf_update_bufsize(struct ospf
*ospf
, uint32_t recvsize
,
810 extern int p_spaces_compare_func(const struct p_space
*a
,
811 const struct p_space
*b
);
812 extern int q_spaces_compare_func(const struct q_space
*a
,
813 const struct q_space
*b
);
815 #endif /* _ZEBRA_OSPFD_H */