ospf6d/ospf6_top.h

   1 /*
   2  * Copyright (C) 2003 Yasuhiro Ohara
   3  *
   4  * This file is part of GNU Zebra.
   5  *
   6  * GNU Zebra is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the
   8  * Free Software Foundation; either version 2, or (at your option) any
   9  * later version.
  10  *
  11  * GNU Zebra is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program; see the file COPYING; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  19  */
  20
  21 #ifndef OSPF6_TOP_H
  22 #define OSPF6_TOP_H
  23
  24 #include "qobj.h"
  25 #include "routemap.h"
  26
  27 struct ospf6_master {
  28
  29         uint32_t zebra_router_id;
  30 };
  31
  32 /* OSPFv3 top level data structure */
  33 struct ospf6 {
  34         /* my router id */
  35         uint32_t router_id;
  36
  37         /* static router id */
  38         uint32_t router_id_static;
  39
  40         struct in_addr router_id_zebra;
  41
  42         /* start time */
  43         struct timeval starttime;
  44
  45         /* list of areas */
  46         struct list *area_list;
  47         struct ospf6_area *backbone;
  48
  49         /* AS scope link state database */
  50         struct ospf6_lsdb *lsdb;
  51         struct ospf6_lsdb *lsdb_self;
  52
  53         struct ospf6_route_table *route_table;
  54         struct ospf6_route_table *brouter_table;
  55
  56         struct ospf6_route_table *external_table;
  57         struct route_table *external_id_table;
  58         uint32_t external_id;
  59
  60         /* redistribute route-map */
  61         struct {
  62                 char *name;
  63                 struct route_map *map;
  64         } rmap[ZEBRA_ROUTE_MAX];
  65
  66         uint8_t flag;
  67
  68         /* Configured flags */
  69         uint8_t config_flags;
  70 #define OSPF6_LOG_ADJACENCY_CHANGES      (1 << 0)
  71 #define OSPF6_LOG_ADJACENCY_DETAIL       (1 << 1)
  72
  73         /* LSA timer parameters */
  74         unsigned int lsa_minarrival; /* LSA minimum arrival in milliseconds. */
  75
  76         /* SPF parameters */
  77         unsigned int spf_delay; /* SPF delay time. */
  78         unsigned int spf_holdtime;     /* SPF hold time. */
  79         unsigned int spf_max_holdtime; /* SPF maximum-holdtime */
  80         unsigned int
  81                 spf_hold_multiplier; /* Adaptive multiplier for hold time */
  82         unsigned int spf_reason;     /* reason bits while scheduling SPF */
  83
  84         struct timeval ts_spf;          /* SPF calculation time stamp. */
  85         struct timeval ts_spf_duration; /* Execution time of last SPF */
  86         unsigned int last_spf_reason;   /* Last SPF reason */
  87
  88         /* Threads */
  89         struct thread *t_spf_calc; /* SPF calculation timer. */
  90         struct thread *t_ase_calc; /* ASE calculation timer. */
  91         struct thread *maxage_remover;
  92         struct thread *t_distribute_update; /* Distirbute update timer. */
  93
  94         uint32_t ref_bandwidth;
  95
  96         /* Distance parameters */
  97         uint8_t distance_all;
  98         uint8_t distance_intra;
  99         uint8_t distance_inter;
 100         uint8_t distance_external;
 101
 102         struct route_table *distance_table;
 103
 104         /* Used during ospf instance going down send LSDB
 105          * update to neighbors immediatly */
 106         uint8_t inst_shutdown;
 107
 108         QOBJ_FIELDS
 109 };
 110 DECLARE_QOBJ_TYPE(ospf6)
 111
 112 #define OSPF6_DISABLED    0x01
 113 #define OSPF6_STUB_ROUTER 0x02
 114
 115 /* global pointer for OSPF top data structure */
 116 extern struct ospf6 *ospf6;
 117 extern struct ospf6_master *om6;
 118
 119 /* prototypes */
 120 extern void ospf6_master_init(void);
 121 extern void ospf6_top_init(void);
 122 extern void ospf6_delete(struct ospf6 *o);
 123 extern void ospf6_router_id_update(void);
 124
 125 extern void ospf6_maxage_remove(struct ospf6 *o);
 126
 127 #endif /* OSPF6_TOP_H */