// SPDX-License-Identifier: GPL-2.0-or-later /* * OSPFd main header. * Copyright (C) 1998, 99, 2000 Kunihiro Ishiguro, Toshiaki Takada */ #ifndef _ZEBRA_OSPFD_H #define _ZEBRA_OSPFD_H #include #include "typesafe.h" #include "qobj.h" #include "libospf.h" #include "ldp_sync.h" #include "filter.h" #include "log.h" #include "vrf.h" #include "ospf_memory.h" #include "ospf_dump_api.h" #define OSPF_VERSION 2 /* IP TTL for OSPF protocol. */ #define OSPF_IP_TTL 1 #define OSPF_VL_IP_TTL 100 /* Default configuration file name for ospfd. */ #define OSPF_DEFAULT_CONFIG "ospfd.conf" #define OSPF_NSSA_TRANS_STABLE_DEFAULT 40 #define OSPF_ALLSPFROUTERS 0xe0000005 /* 224.0.0.5 */ #define OSPF_ALLDROUTERS 0xe0000006 /* 224.0.0.6 */ /* OSPF Authentication Type. */ #define OSPF_AUTH_NULL 0 #define OSPF_AUTH_SIMPLE 1 #define OSPF_AUTH_CRYPTOGRAPHIC 2 /* For Interface authentication setting default */ #define OSPF_AUTH_NOTSET -1 /* For the consumption and sanity of the command handler */ /* DO NIOT REMOVE!!! Need to detect whether a value has been given or not in VLink command handlers */ #define OSPF_AUTH_CMD_NOTSEEN -2 /* OSPF options. */ #define OSPF_OPTION_MT 0x01 /* M/T */ #define OSPF_OPTION_E 0x02 #define OSPF_OPTION_MC 0x04 #define OSPF_OPTION_NP 0x08 #define OSPF_OPTION_EA 0x10 #define OSPF_OPTION_DC 0x20 #define OSPF_OPTION_O 0x40 #define OSPF_OPTION_DN 0x80 /* OSPF Database Description flags. */ #define OSPF_DD_FLAG_MS 0x01 #define OSPF_DD_FLAG_M 0x02 #define OSPF_DD_FLAG_I 0x04 #define OSPF_DD_FLAG_ALL 0x07 #define OSPF_LS_REFRESH_SHIFT (60 * 15) #define OSPF_LS_REFRESH_JITTER 60 /* Default socket buffer size */ #define OSPF_DEFAULT_SOCK_BUFSIZE (8 * 1024 * 1024) /* OSPF config processing timer thread */ extern struct event *t_ospf_cfg; struct ospf_external { unsigned short instance; struct route_table *external_info; }; /* OSPF master for system wide configuration and variables. */ struct ospf_master { /* OSPF instance. */ struct list *ospf; /* OSPF thread master. */ struct event_loop *master; /* Various OSPF global configuration. */ uint8_t options; #define OSPF_MASTER_SHUTDOWN (1 << 0) /* deferred-shutdown */ }; struct ospf_redist { unsigned short instance; /* Redistribute metric info. */ struct { int type; /* External metric type (E1 or E2). */ int value; /* Value for static metric (24-bit). -1 means metric value is not set. */ } dmetric; /* For redistribute route map. */ struct { char *name; struct route_map *map; } route_map; /* +1 is for default-information */ #define ROUTEMAP_NAME(R) (R->route_map.name) #define ROUTEMAP(R) (R->route_map.map) }; /* OSPF area flood reduction info */ struct ospf_area_fr_info { bool enabled; /* Area support for Flood Reduction */ bool configured; /* Flood Reduction configured per area knob */ bool state_changed; /* flood reduction state change info */ int router_lsas_recv_dc_bit; /* Number of unique router lsas * received with DC bit set. * (excluding self) */ bool area_ind_lsa_recvd; /* Indication lsa received in this area */ bool area_dc_clear; /* Area has atleast one lsa with dc bit 0( * excluding indication lsa) */ struct ospf_lsa *indication_lsa_self; /* Indication LSA generated * in the area. */ }; /* ospf->config */ enum { OSPF_RFC1583_COMPATIBLE = (1 << 0), OSPF_OPAQUE_CAPABLE = (1 << 2), OSPF_LOG_ADJACENCY_CHANGES = (1 << 3), OSPF_LOG_ADJACENCY_DETAIL = (1 << 4), OSPF_SEND_EXTRA_DATA_TO_ZEBRA = (1 << 5), }; /* TI-LFA */ enum protection_type { OSPF_TI_LFA_UNDEFINED_PROTECTION, OSPF_TI_LFA_LINK_PROTECTION, OSPF_TI_LFA_NODE_PROTECTION, }; /* OSPF nonstop forwarding aka Graceful Restart */ struct ospf_gr_info { bool restart_support; bool restart_in_progress; bool prepare_in_progress; bool finishing_restart; uint32_t grace_period; int reason; char *exit_reason; struct event *t_grace_period; }; /* OSPF instance structure. */ struct ospf { /* OSPF's running state based on the '[no] router ospf []' * config. */ uint8_t oi_running; /* OSPF instance ID */ unsigned short instance; /* OSPF Router ID. */ struct in_addr router_id; /* Configured automatically. */ struct in_addr router_id_static; /* Configured manually. */ struct in_addr router_id_zebra; vrf_id_t vrf_id; /* VRF Id */ char *name; /* VRF name */ /* ABR/ASBR internal flags. */ uint8_t flags; #define OSPF_FLAG_ABR 0x0001 #define OSPF_FLAG_ASBR 0x0002 /* ABR type. */ uint8_t abr_type; #define OSPF_ABR_UNKNOWN 0 #define OSPF_ABR_STAND 1 #define OSPF_ABR_IBM 2 #define OSPF_ABR_CISCO 3 #define OSPF_ABR_SHORTCUT 4 #define OSPF_ABR_DEFAULT OSPF_ABR_CISCO /* NSSA ABR */ uint8_t anyNSSA; /* Bump for every NSSA attached. */ /* Configuration bitmask, refer to enum above */ uint8_t config; /* Opaque-LSA administrative flags. */ uint8_t opaque; #define OPAQUE_OPERATION_READY_BIT (1 << 0) /* RFC3137 stub router. Configured time to stay stub / max-metric */ unsigned int stub_router_startup_time; /* seconds */ unsigned int stub_router_shutdown_time; /* seconds */ #define OSPF_STUB_ROUTER_UNCONFIGURED 0 uint8_t stub_router_admin_set; #define OSPF_STUB_ROUTER_ADMINISTRATIVE_SET 1 #define OSPF_STUB_ROUTER_ADMINISTRATIVE_UNSET 0 #define OSPF_STUB_MAX_METRIC_SUMMARY_COST 0x00ff0000 /* LSA timers */ unsigned int min_ls_interval; /* minimum delay between LSAs (in msec) */ unsigned int min_ls_arrival; /* minimum interarrival time between LSAs (in msec) */ /* SPF parameters */ unsigned int spf_delay; /* SPF delay time. */ unsigned int spf_holdtime; /* SPF hold time. */ unsigned int spf_max_holdtime; /* SPF maximum-holdtime */ unsigned int spf_hold_multiplier; /* Adaptive multiplier for hold time */ int default_originate; /* Default information originate. */ #define DEFAULT_ORIGINATE_NONE 0 #define DEFAULT_ORIGINATE_ZEBRA 1 #define DEFAULT_ORIGINATE_ALWAYS 2 uint32_t ref_bandwidth; /* Reference Bandwidth (Kbps). */ struct route_table *networks; /* OSPF config networks. */ struct list *vlinks; /* Configured Virtual-Links. */ struct list *areas; /* OSPF areas. */ struct route_table *nbr_nbma; struct ospf_area *backbone; /* Pointer to the Backbone Area. */ struct list *oiflist; /* ospf interfaces */ uint8_t passive_interface_default; /* passive-interface default */ /* LSDB of AS-external-LSAs. */ struct ospf_lsdb *lsdb; /* Flags. */ int ase_calc; /* ASE calculation flag. */ struct list *opaque_lsa_self; /* Type-11 Opaque-LSAs */ /* Routing tables. */ struct route_table *old_table; /* Old routing table. */ struct route_table *new_table; /* Current routing table. */ struct route_table *oall_rtrs; /* Old router RT. */ struct route_table *all_rtrs; /* New routers RT. */ struct route_table *old_rtrs; /* Old ABR/ASBR RT. */ struct route_table *new_rtrs; /* New ABR/ASBR RT. */ struct route_table *new_external_route; /* New External Route. */ struct route_table *old_external_route; /* Old External Route. */ struct route_table *external_lsas; /* Database of external LSAs, prefix is LSA's adv. network*/ /* Time stamps */ struct timeval ts_spf; /* SPF calculation time stamp. */ struct timeval ts_spf_duration; /* Execution time of last SPF */ struct route_table *maxage_lsa; /* List of MaxAge LSA for deletion. */ int redistribute; /* Num of redistributed protocols. */ /* Threads. */ struct event *t_abr_task; /* ABR task timer. */ struct event *t_abr_fr; /* ABR FR timer. */ struct event *t_asbr_check; /* ASBR check timer. */ struct event *t_asbr_redist_update; /* ASBR redistribution update timer. */ struct event *t_distribute_update; /* Distirbute list update timer. */ struct event *t_spf_calc; /* SPF calculation timer. */ struct event *t_ase_calc; /* ASE calculation timer. */ struct event *t_opaque_lsa_self; /* Type-11 Opaque-LSAs origin event. */ struct event *t_sr_update; /* Segment Routing update timer */ unsigned int maxage_delay; /* Delay on Maxage remover timer, sec */ struct event *t_maxage; /* MaxAge LSA remover timer. */ struct event *t_maxage_walker; /* MaxAge LSA checking timer. */ struct event *t_deferred_shutdown; /* deferred/stub-router shutdown timer*/ struct event *t_write; #define OSPF_WRITE_INTERFACE_COUNT_DEFAULT 20 struct event *t_default_routemap_timer; int write_oi_count; /* Num of packets sent per thread invocation */ struct event *t_read; int fd; struct stream *ibuf; struct list *oi_write_q; /* Distribute lists out of other route sources. */ struct { char *name; struct access_list *list; } dlist[ZEBRA_ROUTE_MAX]; #define DISTRIBUTE_NAME(O,T) (O)->dlist[T].name #define DISTRIBUTE_LIST(O,T) (O)->dlist[T].list /* OSPF redistribute configuration */ struct list *redist[ZEBRA_ROUTE_MAX + 1]; /* Redistribute tag info. */ route_tag_t dtag[ZEBRA_ROUTE_MAX + 1]; // Pending: cant configure as of now int default_metric; /* Default metric for redistribute. */ /* NSSA default-information-originate */ struct { /* # of NSSA areas requesting default information */ uint16_t refcnt; /* * Whether a default route known through non-OSPF protocol is * present in the RIB. */ bool status; } nssa_default_import_check; #define OSPF_LSA_REFRESHER_GRANULARITY 10 #define OSPF_LSA_REFRESHER_SLOTS \ ((OSPF_LS_REFRESH_TIME + OSPF_LS_REFRESH_SHIFT) \ / OSPF_LSA_REFRESHER_GRANULARITY \ + 1) struct { uint16_t index; struct list *qs[OSPF_LSA_REFRESHER_SLOTS]; } lsa_refresh_queue; struct event *t_lsa_refresher; time_t lsa_refresher_started; #define OSPF_LSA_REFRESH_INTERVAL_DEFAULT 10 uint16_t lsa_refresh_interval; uint16_t lsa_refresh_timer; /* Distance parameter. */ uint8_t distance_all; uint8_t distance_intra; uint8_t distance_inter; uint8_t distance_external; /* Statistics for LSA origination. */ uint32_t lsa_originate_count; /* Statistics for LSA used for new instantiation. */ uint32_t rx_lsa_count; struct route_table *distance_table; /* Used during ospf instance going down send LSDB * update to neighbors immediatly */ uint8_t inst_shutdown; /* Enable or disable sending proactive ARP requests. */ bool proactive_arp; #define OSPF_PROACTIVE_ARP_DEFAULT true /* Redistributed external information. */ struct list *external[ZEBRA_ROUTE_MAX + 1]; #define EXTERNAL_INFO(E) (E->external_info) /* Graceful restart Helper supported configs*/ /* Supported grace interval*/ uint32_t supported_grace_time; /* Helper support * Supported : True * Not Supported : False. */ bool is_helper_supported; /* Support for strict LSA check. * if it is set,Helper aborted * upon a TOPO change. */ bool strict_lsa_check; /* Support as HELPER only for * planned restarts. */ bool only_planned_restart; /* This list contains the advertisement * routerids which are not support for HELPERs. */ struct hash *enable_rtr_list; /* HELPER for number of active * RESTARTERs. */ uint16_t active_restarter_cnt; /* last HELPER exit reason */ uint32_t last_exit_reason; /* delay timer to process external routes * with summary address. */ struct event *t_external_aggr; /* delay interval in seconds */ uint16_t aggr_delay_interval; /* Table of configured Aggregate addresses */ struct route_table *rt_aggr_tbl; /* used as argument for aggr delay * timer thread. */ int aggr_action; /* Max number of multiple paths * to support ECMP. */ uint16_t max_multipath; /* MPLS LDP-IGP Sync */ struct ldp_sync_info_cmd ldp_sync_cmd; /* OSPF Graceful Restart info */ struct ospf_gr_info gr_info; /* TI-LFA support for all interfaces. */ bool ti_lfa_enabled; enum protection_type ti_lfa_protection_type; /* Flood Reduction configuration state */ bool fr_configured; /* Socket buffer sizes */ uint32_t recv_sock_bufsize; uint32_t send_sock_bufsize; /* Per-interface write socket */ bool intf_socket_enabled; QOBJ_FIELDS; }; DECLARE_QOBJ_TYPE(ospf); enum ospf_ti_lfa_p_q_space_adjacency { OSPF_TI_LFA_P_Q_SPACE_ADJACENT, OSPF_TI_LFA_P_Q_SPACE_NON_ADJACENT, }; enum ospf_ti_lfa_node_type { OSPF_TI_LFA_UNDEFINED_NODE, OSPF_TI_LFA_PQ_NODE, OSPF_TI_LFA_P_NODE, OSPF_TI_LFA_Q_NODE, }; struct ospf_ti_lfa_node_info { struct vertex *node; enum ospf_ti_lfa_node_type type; struct in_addr nexthop; }; struct ospf_ti_lfa_inner_backup_path_info { struct ospf_ti_lfa_node_info p_node_info; struct ospf_ti_lfa_node_info q_node_info; struct mpls_label_stack *label_stack; }; struct protected_resource { enum protection_type type; /* Link Protection */ struct router_lsa_link *link; /* Node Protection */ struct in_addr router_id; }; PREDECL_RBTREE_UNIQ(q_spaces); struct q_space { struct vertex *root; struct list *vertex_list; struct mpls_label_stack *label_stack; struct in_addr nexthop; struct list *pc_path; struct ospf_ti_lfa_node_info *p_node_info; struct ospf_ti_lfa_node_info *q_node_info; struct q_spaces_item q_spaces_item; }; PREDECL_RBTREE_UNIQ(p_spaces); struct p_space { struct vertex *root; struct protected_resource *protected_resource; struct q_spaces_head *q_spaces; struct list *vertex_list; struct vertex *pc_spf; struct list *pc_vertex_list; struct p_spaces_item p_spaces_item; }; /* OSPF area structure. */ struct ospf_area { /* OSPF instance. */ struct ospf *ospf; /* Zebra interface list belonging to the area. */ struct list *oiflist; /* Area ID. */ struct in_addr area_id; /* Area ID format. */ int area_id_fmt; #define OSPF_AREA_ID_FMT_DOTTEDQUAD 1 #define OSPF_AREA_ID_FMT_DECIMAL 2 /* Address range. */ struct list *address_range; /* Configured variables. */ int external_routing; /* ExternalRoutingCapability. */ int no_summary; /* Don't inject summaries into stub.*/ int shortcut_configured; /* Area configured as shortcut. */ #define OSPF_SHORTCUT_DEFAULT 0 #define OSPF_SHORTCUT_ENABLE 1 #define OSPF_SHORTCUT_DISABLE 2 int shortcut_capability; /* Other ABRs agree on S-bit */ uint32_t default_cost; /* StubDefaultCost. */ int auth_type; /* Authentication type. */ int suppress_fa; /* Suppress forwarding address in NSSA ABR */ uint8_t NSSATranslatorRole; /* NSSA configured role */ #define OSPF_NSSA_ROLE_NEVER 0 #define OSPF_NSSA_ROLE_CANDIDATE 1 #define OSPF_NSSA_ROLE_ALWAYS 2 uint8_t NSSATranslatorState; /* NSSA operational role */ #define OSPF_NSSA_TRANSLATE_DISABLED 0 #define OSPF_NSSA_TRANSLATE_ENABLED 1 int NSSATranslatorStabilityInterval; uint8_t transit; /* TransitCapability. */ #define OSPF_TRANSIT_FALSE 0 #define OSPF_TRANSIT_TRUE 1 struct route_table *ranges; /* Configured Area Ranges. */ struct route_table *nssa_ranges; /* Configured NSSA Area Ranges. */ /* RFC3137 stub router state flags for area */ uint8_t stub_router_state; #define OSPF_AREA_ADMIN_STUB_ROUTED (1 << 0) /* admin stub-router set */ #define OSPF_AREA_IS_STUB_ROUTED (1 << 1) /* stub-router active */ #define OSPF_AREA_WAS_START_STUB_ROUTED (1 << 2) /* startup SR was done */ /* Area related LSDBs[Type1-4]. */ struct ospf_lsdb *lsdb; /* Self-originated LSAs. */ struct ospf_lsa *router_lsa_self; struct list *opaque_lsa_self; /* Type-10 Opaque-LSAs */ /* Area announce list. */ struct { char *name; struct access_list *list; } _export; #define EXPORT_NAME(A) (A)->_export.name #define EXPORT_LIST(A) (A)->_export.list /* Area acceptance list. */ struct { char *name; struct access_list *list; } import; #define IMPORT_NAME(A) (A)->import.name #define IMPORT_LIST(A) (A)->import.list /* Type 3 LSA Area prefix-list. */ struct { char *name; struct prefix_list *list; } plist_in; #define PREFIX_LIST_IN(A) (A)->plist_in.list #define PREFIX_NAME_IN(A) (A)->plist_in.name struct { char *name; struct prefix_list *list; } plist_out; #define PREFIX_LIST_OUT(A) (A)->plist_out.list #define PREFIX_NAME_OUT(A) (A)->plist_out.name /* NSSA default-information-originate */ struct { bool enabled; int metric_type; int metric_value; } nssa_default_originate; /* Shortest Path Tree. */ struct vertex *spf; struct list *spf_vertex_list; bool spf_dry_run; /* flag for checking if the SPF calculation is intended for the local RIB */ bool spf_root_node; /* flag for checking if the calculating node is the root node of the SPF tree */ /* TI-LFA protected link for SPF calculations */ struct protected_resource *spf_protected_resource; /* P/Q spaces for TI-LFA */ struct p_spaces_head *p_spaces; /* Threads. */ struct event *t_stub_router; /* Stub-router timer */ struct event *t_opaque_lsa_self; /* Type-10 Opaque-LSAs origin. */ /* Statistics field. */ uint32_t spf_calculation; /* SPF Calculation Count. */ /* reverse SPF (used for TI-LFA Q spaces) */ bool spf_reversed; /* Time stamps. */ struct timeval ts_spf; /* SPF calculation time stamp. */ /* Router count. */ uint32_t abr_count; /* ABR router in this area. */ uint32_t asbr_count; /* ASBR router in this area. */ /* Counters. */ uint32_t act_ints; /* Active interfaces. */ uint32_t full_nbrs; /* Fully adjacent neighbors. */ uint32_t full_vls; /* Fully adjacent virtual neighbors. */ struct ospf_area_fr_info fr_info; /* Flood reduction info. */ }; /* OSPF config network structure. */ struct ospf_network { /* Area ID. */ struct in_addr area_id; int area_id_fmt; }; /* OSPF NBMA neighbor structure. */ struct ospf_nbr_nbma { /* Neighbor IP address. */ struct in_addr addr; /* OSPF interface. */ struct ospf_interface *oi; /* OSPF neighbor structure. */ struct ospf_neighbor *nbr; /* Neighbor priority. */ uint8_t priority; /* Poll timer value. */ uint32_t v_poll; /* Poll timer thread. */ struct event *t_poll; /* State change. */ uint32_t state_change; }; /* Macro. */ #define OSPF_AREA_SAME(X, Y) \ (memcmp((X->area_id), (Y->area_id), IPV4_MAX_BYTELEN) == 0) #define IS_OSPF_ABR(O) ((O)->flags & OSPF_FLAG_ABR) #define IS_OSPF_ASBR(O) ((O)->flags & OSPF_FLAG_ASBR) #define OSPF_IS_AREA_ID_BACKBONE(I) ((I).s_addr == OSPF_AREA_BACKBONE) #define OSPF_IS_AREA_BACKBONE(A) OSPF_IS_AREA_ID_BACKBONE ((A)->area_id) #ifdef roundup # define ROUNDUP(val, gran) roundup(val, gran) #else /* roundup */ # define ROUNDUP(val, gran) (((val) - 1 | (gran) - 1) + 1) #endif /* roundup */ #define LSA_OPTIONS_GET(area) \ (((area)->external_routing == OSPF_AREA_DEFAULT) ? OSPF_OPTION_E : 0) #define LSA_OPTIONS_NSSA_GET(area) \ (((area)->external_routing == OSPF_AREA_NSSA) ? OSPF_OPTION_NP : 0) #define OSPF_TIMER_ON(T, F, V) event_add_timer(master, (F), ospf, (V), &(T)) #define OSPF_AREA_TIMER_ON(T, F, V) \ event_add_timer(master, (F), area, (V), &(T)) #define OSPF_POLL_TIMER_ON(T, F, V) \ event_add_timer(master, (F), nbr_nbma, (V), &(T)) /* Extern variables. */ extern struct ospf_master *om; extern unsigned short ospf_instance; extern const int ospf_redistributed_proto_max; extern struct zclient *zclient; extern struct event_loop *master; extern int ospf_zlog; extern struct zebra_privs_t ospfd_privs; /* Prototypes. */ extern const char *ospf_redist_string(unsigned int route_type); extern struct ospf *ospf_lookup_instance(unsigned short instance); extern struct ospf *ospf_lookup(unsigned short instance, const char *name); extern struct ospf *ospf_get(unsigned short instance, const char *name, bool *created); extern struct ospf *ospf_new_alloc(unsigned short instance, const char *name); extern struct ospf *ospf_lookup_by_inst_name(unsigned short instance, const char *name); extern struct ospf *ospf_lookup_by_vrf_id(vrf_id_t vrf_id); extern uint32_t ospf_count_area_params(struct ospf *ospf); extern void ospf_finish(struct ospf *ospf); extern void ospf_process_refresh_data(struct ospf *ospf, bool reset); extern void ospf_router_id_update(struct ospf *ospf); extern void ospf_process_reset(struct ospf *ospf); extern void ospf_neighbor_reset(struct ospf *ospf, struct in_addr nbr_id, const char *nbr_str); extern int ospf_network_set(struct ospf *ospf, struct prefix_ipv4 *p, struct in_addr area_id, int df); extern int ospf_network_unset(struct ospf *ospf, struct prefix_ipv4 *p, struct in_addr aread_id); extern int ospf_area_display_format_set(struct ospf *ospf, struct ospf_area *area, int df); extern int ospf_area_stub_set(struct ospf *ospf, struct in_addr area_id); extern int ospf_area_stub_unset(struct ospf *ospf, struct in_addr area_id); extern int ospf_area_no_summary_set(struct ospf *ospf, struct in_addr area_id); extern int ospf_area_no_summary_unset(struct ospf *ospf, struct in_addr area_id); extern int ospf_area_nssa_set(struct ospf *ospf, struct in_addr area_id); extern int ospf_area_nssa_unset(struct ospf *ospf, struct in_addr area_id); extern int ospf_area_nssa_suppress_fa_set(struct ospf *ospf, struct in_addr area_id); extern int ospf_area_nssa_suppress_fa_unset(struct ospf *ospf, struct in_addr area_id); extern int ospf_area_nssa_translator_role_set(struct ospf *ospf, struct in_addr area_id, int role); extern void ospf_area_nssa_default_originate_set(struct ospf *ospf, struct in_addr area_id, int metric, int metric_type); extern void ospf_area_nssa_default_originate_unset(struct ospf *ospf, struct in_addr area_id); extern int ospf_area_export_list_set(struct ospf *ospf, struct ospf_area *area_id, const char *list_name); extern int ospf_area_export_list_unset(struct ospf *ospf, struct ospf_area *area_id); extern int ospf_area_import_list_set(struct ospf *ospf, struct ospf_area *area_id, const char *name); extern int ospf_area_import_list_unset(struct ospf *ospf, struct ospf_area *area_id); extern int ospf_area_shortcut_set(struct ospf *ospf, struct ospf_area *area_id, int mode); extern int ospf_area_shortcut_unset(struct ospf *ospf, struct ospf_area *area_id); extern int ospf_timers_refresh_set(struct ospf *ospf, int interval); extern int ospf_timers_refresh_unset(struct ospf *ospf); void ospf_area_lsdb_discard_delete(struct ospf_area *area); extern int ospf_nbr_nbma_set(struct ospf *ospf, struct in_addr nbr_addr); extern int ospf_nbr_nbma_unset(struct ospf *ospf, struct in_addr nbr_addr); extern int ospf_nbr_nbma_priority_set(struct ospf *ospf, struct in_addr nbr_addr, uint8_t priority); extern int ospf_nbr_nbma_priority_unset(struct ospf *ospf, struct in_addr nbr_addr); extern int ospf_nbr_nbma_poll_interval_set(struct ospf *ospf, struct in_addr nbr_addr, unsigned int interval); extern int ospf_nbr_nbma_poll_interval_unset(struct ospf *ospf, struct in_addr addr); extern void ospf_if_update(struct ospf *ospf, struct interface *ifp); extern void ospf_ls_upd_queue_empty(struct ospf_interface *oi); extern void ospf_terminate(void); extern void ospf_nbr_nbma_if_update(struct ospf *ospf, struct ospf_interface *oi); extern struct ospf_nbr_nbma *ospf_nbr_nbma_lookup(struct ospf *ospf, struct in_addr nbr_addr); extern int ospf_oi_count(struct interface *ifp); extern struct ospf_area *ospf_area_new(struct ospf *ospf, struct in_addr area_id); extern struct ospf_area *ospf_area_get(struct ospf *ospf, struct in_addr area_id); extern void ospf_area_check_free(struct ospf *ospf, struct in_addr area_id); extern struct ospf_area *ospf_area_lookup_by_area_id(struct ospf *ospf, struct in_addr area_id); extern void ospf_area_add_if(struct ospf_area *oa, struct ospf_interface *oi); extern void ospf_area_del_if(struct ospf_area *oa, struct ospf_interface *oi); extern void ospf_interface_area_set(struct ospf *ospf, struct interface *ifp); extern void ospf_interface_area_unset(struct ospf *ospf, struct interface *ifp); extern void ospf_route_map_init(void); extern void ospf_master_init(struct event_loop *master); extern void ospf_vrf_init(void); extern void ospf_vrf_terminate(void); extern void ospf_vrf_link(struct ospf *ospf, struct vrf *vrf); extern void ospf_vrf_unlink(struct ospf *ospf, struct vrf *vrf); const char *ospf_vrf_id_to_name(vrf_id_t vrf_id); int ospf_area_nssa_no_summary_set(struct ospf *ospf, struct in_addr area_id); const char *ospf_get_name(const struct ospf *ospf); extern struct ospf_interface *add_ospf_interface(struct connected *co, struct ospf_area *area); /* Update socket bufsize(s), after config change */ void ospf_update_bufsize(struct ospf *ospf, uint32_t recvsize, uint32_t sendsize); extern int p_spaces_compare_func(const struct p_space *a, const struct p_space *b); extern int q_spaces_compare_func(const struct q_space *a, const struct q_space *b); #endif /* _ZEBRA_OSPFD_H */