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         /* The relevant vrf_id */
  35         vrf_id_t vrf_id;
  36
  37         /* my router id */
  38         uint32_t router_id;
  39
  40         /* static router id */
  41         uint32_t router_id_static;
  42
  43         struct in_addr router_id_zebra;
  44
  45         /* start time */
  46         struct timeval starttime;
  47
  48         /* list of areas */
  49         struct list *area_list;
  50         struct ospf6_area *backbone;
  51
  52         /* AS scope link state database */
  53         struct ospf6_lsdb *lsdb;
  54         struct ospf6_lsdb *lsdb_self;
  55
  56         struct ospf6_route_table *route_table;
  57         struct ospf6_route_table *brouter_table;
  58
  59         struct ospf6_route_table *external_table;
  60         struct route_table *external_id_table;
  61         uint32_t external_id;
  62
  63         /* redistribute route-map */
  64         struct {
  65                 char *name;
  66                 struct route_map *map;
  67         } rmap[ZEBRA_ROUTE_MAX];
  68
  69         uint8_t flag;
  70
  71         /* Configured flags */
  72         uint8_t config_flags;
  73 #define OSPF6_LOG_ADJACENCY_CHANGES      (1 << 0)
  74 #define OSPF6_LOG_ADJACENCY_DETAIL       (1 << 1)
  75
  76         /* LSA timer parameters */
  77         unsigned int lsa_minarrival; /* LSA minimum arrival in milliseconds. */
  78
  79         /* SPF parameters */
  80         unsigned int spf_delay; /* SPF delay time. */
  81         unsigned int spf_holdtime;     /* SPF hold time. */
  82         unsigned int spf_max_holdtime; /* SPF maximum-holdtime */
  83         unsigned int
  84                 spf_hold_multiplier; /* Adaptive multiplier for hold time */
  85         unsigned int spf_reason;     /* reason bits while scheduling SPF */
  86
  87         struct timeval ts_spf;          /* SPF calculation time stamp. */
  88         struct timeval ts_spf_duration; /* Execution time of last SPF */
  89         unsigned int last_spf_reason;   /* Last SPF reason */
  90
  91         /* Threads */
  92         struct thread *t_spf_calc; /* SPF calculation timer. */
  93         struct thread *t_ase_calc; /* ASE calculation timer. */
  94         struct thread *maxage_remover;
  95         struct thread *t_distribute_update; /* Distirbute update timer. */
  96
  97         uint32_t ref_bandwidth;
  98
  99         /* Distance parameters */
 100         uint8_t distance_all;
 101         uint8_t distance_intra;
 102         uint8_t distance_inter;
 103         uint8_t distance_external;
 104
 105         struct route_table *distance_table;
 106
 107         /* Used during ospf instance going down send LSDB
 108          * update to neighbors immediatly */
 109         uint8_t inst_shutdown;
 110
 111         QOBJ_FIELDS
 112 };
 113 DECLARE_QOBJ_TYPE(ospf6)
 114
 115 #define OSPF6_DISABLED    0x01
 116 #define OSPF6_STUB_ROUTER 0x02
 117
 118 /* global pointer for OSPF top data structure */
 119 extern struct ospf6 *ospf6;
 120 extern struct ospf6_master *om6;
 121
 122 /* prototypes */
 123 extern void ospf6_master_init(void);
 124 extern void ospf6_top_init(void);
 125 extern void ospf6_delete(struct ospf6 *o);
 126 extern void ospf6_router_id_update(void);
 127
 128 extern void ospf6_maxage_remove(struct ospf6 *o);
 129
 130 #endif /* OSPF6_TOP_H */