+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* OSPFd main header.
* Copyright (C) 1998, 99, 2000 Kunihiro Ishiguro, Toshiaki Takada
- *
- * This file is part of GNU Zebra.
- *
- * GNU Zebra is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2, or (at your option) any
- * later version.
- *
- * GNU Zebra is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; see the file COPYING; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _ZEBRA_OSPFD_H
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)
+#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 */
bool prepare_in_progress;
bool finishing_restart;
uint32_t grace_period;
- struct thread *t_grace_period;
+ struct event *t_grace_period;
};
/* OSPF instance structure. */
int redistribute; /* Num of redistributed protocols. */
/* Threads. */
- struct thread *t_abr_task; /* ABR task timer. */
- struct thread *t_asbr_check; /* ASBR check timer. */
- struct thread *t_asbr_nssa_redist_update; /* ASBR NSSA redistribution
+ 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_nssa_redist_update; /* ASBR NSSA redistribution
update timer. */
- struct thread *t_distribute_update; /* Distirbute list update timer. */
- struct thread *t_spf_calc; /* SPF calculation timer. */
- struct thread *t_ase_calc; /* ASE calculation timer. */
- struct thread
- *t_opaque_lsa_self; /* Type-11 Opaque-LSAs origin event. */
- struct thread *t_sr_update; /* Segment Routing 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 thread *t_maxage; /* MaxAge LSA remover timer. */
- struct thread *t_maxage_walker; /* MaxAge LSA checking timer. */
+ struct event *t_maxage; /* MaxAge LSA remover timer. */
+ struct event *t_maxage_walker; /* MaxAge LSA checking timer. */
- struct thread
+ struct event
*t_deferred_shutdown; /* deferred/stub-router shutdown timer*/
- struct thread *t_write;
+ struct event *t_write;
#define OSPF_WRITE_INTERFACE_COUNT_DEFAULT 20
- struct thread *t_default_routemap_timer;
+ struct event *t_default_routemap_timer;
int write_oi_count; /* Num of packets sent per thread invocation */
- struct thread *t_read;
+ struct event *t_read;
int fd;
struct stream *ibuf;
struct list *oi_write_q;
struct list *qs[OSPF_LSA_REFRESHER_SLOTS];
} lsa_refresh_queue;
- struct thread *t_lsa_refresher;
+ struct event *t_lsa_refresher;
time_t lsa_refresher_started;
#define OSPF_LSA_REFRESH_INTERVAL_DEFAULT 10
uint16_t lsa_refresh_interval;
/* delay timer to process external routes
* with summary address.
*/
- struct thread *t_external_aggr;
+ struct event *t_external_aggr;
/* delay interval in seconds */
uint16_t aggr_delay_interval;
bool ti_lfa_enabled;
enum protection_type ti_lfa_protection_type;
+ /* Flood Reduction configuration state */
+ bool fr_configured;
+
QOBJ_FIELDS;
};
DECLARE_QOBJ_TYPE(ospf);
struct p_spaces_head *p_spaces;
/* Threads. */
- struct thread *t_stub_router; /* Stub-router timer */
- struct thread *t_opaque_lsa_self; /* Type-10 Opaque-LSAs origin. */
+ 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. */
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. */
uint32_t v_poll;
/* Poll timer thread. */
- struct thread *t_poll;
+ struct event *t_poll;
/* State change. */
uint32_t state_change;
#define LSA_OPTIONS_NSSA_GET(area) \
(((area)->external_routing == OSPF_AREA_NSSA) ? OSPF_OPTION_NP : 0)
-#define OSPF_TIMER_ON(T,F,V) thread_add_timer (master,(F),ospf,(V),&(T))
-#define OSPF_AREA_TIMER_ON(T,F,V) thread_add_timer (master, (F), area, (V), &(T))
-#define OSPF_POLL_TIMER_ON(T,F,V) thread_add_timer (master, (F), nbr_nbma, (V), &(T))
+#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;
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