Merge pull request #12366 from manojvn/ospfv2-flood-reduction

[mirror_frr.git] / ospfd / ospfd.h

diff --git a/ospfd/ospfd.h b/ospfd/ospfd.h
index 401a89fa38e402d0268be2449ceaa507f307a0ea..4df65ea759d65889cd3ca943ab9bbf7e8b39f4d3 100644 (file)
--- a/ospfd/ospfd.h
+++ b/ospfd/ospfd.h
@@ -1,22 +1,7 @@
+// 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
@@ -116,7 +101,25 @@ struct ospf_redist {
                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 */
@@ -255,6 +258,7 @@ struct ospf {
 
        /* Threads. */
        struct thread *t_abr_task;        /* ABR task timer. */
+       struct thread *t_abr_fr;          /* ABR FR timer. */
        struct thread *t_asbr_check;    /* ASBR check timer. */
        struct thread *t_asbr_nssa_redist_update; /* ASBR NSSA redistribution
                                                     update timer. */
@@ -313,6 +317,7 @@ struct ospf {
        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;
@@ -405,6 +410,9 @@ struct ospf {
        bool ti_lfa_enabled;
        enum protection_type ti_lfa_protection_type;
 
+       /* Flood Reduction configuration state */
+       bool fr_configured;
+
        QOBJ_FIELDS;
 };
 DECLARE_QOBJ_TYPE(ospf);
@@ -590,6 +598,8 @@ struct ospf_area {
        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. */
@@ -647,8 +657,6 @@ struct ospf_nbr_nbma {
 #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_POLL_TIMER_OFF(X) OSPF_TIMER_OFF((X))
-#define OSPF_TIMER_OFF(X) thread_cancel(&(X))
 
 /* Extern variables. */
 extern struct ospf_master *om;