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         in_addr_t zebra_router_id;
  30 };
  31
  32 /* ospf6->config_flags */
  33 enum {
  34         OSPF6_LOG_ADJACENCY_CHANGES =   (1 << 0),
  35         OSPF6_LOG_ADJACENCY_DETAIL =    (1 << 1),
  36 };
  37
  38 /* OSPFv3 top level data structure */
  39 struct ospf6 {
  40         /* The relevant vrf_id */
  41         vrf_id_t vrf_id;
  42
  43         /* my router id */
  44         in_addr_t router_id;
  45
  46         /* static router id */
  47         in_addr_t router_id_static;
  48
  49         struct in_addr router_id_zebra;
  50
  51         /* start time */
  52         struct timeval starttime;
  53
  54         /* list of areas */
  55         struct list *area_list;
  56         struct ospf6_area *backbone;
  57
  58         /* AS scope link state database */
  59         struct ospf6_lsdb *lsdb;
  60         struct ospf6_lsdb *lsdb_self;
  61
  62         struct ospf6_route_table *route_table;
  63         struct ospf6_route_table *brouter_table;
  64
  65         struct ospf6_route_table *external_table;
  66         struct route_table *external_id_table;
  67         uint32_t external_id;
  68
  69         /* redistribute route-map */
  70         struct {
  71                 char *name;
  72                 struct route_map *map;
  73         } rmap[ZEBRA_ROUTE_MAX];
  74
  75         uint8_t flag;
  76
  77         /* Configuration bitmask, refer to enum above */
  78         uint8_t config_flags;
  79
  80         /* LSA timer parameters */
  81         unsigned int lsa_minarrival; /* LSA minimum arrival in milliseconds. */
  82
  83         /* SPF parameters */
  84         unsigned int spf_delay; /* SPF delay time. */
  85         unsigned int spf_holdtime;     /* SPF hold time. */
  86         unsigned int spf_max_holdtime; /* SPF maximum-holdtime */
  87         unsigned int
  88                 spf_hold_multiplier; /* Adaptive multiplier for hold time */
  89         unsigned int spf_reason;     /* reason bits while scheduling SPF */
  90
  91         struct timeval ts_spf;          /* SPF calculation time stamp. */
  92         struct timeval ts_spf_duration; /* Execution time of last SPF */
  93         unsigned int last_spf_reason;   /* Last SPF reason */
  94
  95         /* Threads */
  96         struct thread *t_spf_calc; /* SPF calculation timer. */
  97         struct thread *t_ase_calc; /* ASE calculation timer. */
  98         struct thread *maxage_remover;
  99         struct thread *t_distribute_update; /* Distirbute update timer. */
 100
 101         uint32_t ref_bandwidth;
 102
 103         /* Distance parameters */
 104         uint8_t distance_all;
 105         uint8_t distance_intra;
 106         uint8_t distance_inter;
 107         uint8_t distance_external;
 108
 109         struct route_table *distance_table;
 110
 111         /* Used during ospf instance going down send LSDB
 112          * update to neighbors immediatly */
 113         uint8_t inst_shutdown;
 114
 115         QOBJ_FIELDS
 116 };
 117 DECLARE_QOBJ_TYPE(ospf6)
 118
 119 #define OSPF6_DISABLED    0x01
 120 #define OSPF6_STUB_ROUTER 0x02
 121
 122 /* global pointer for OSPF top data structure */
 123 extern struct ospf6 *ospf6;
 124 extern struct ospf6_master *om6;
 125
 126 /* prototypes */
 127 extern void ospf6_master_init(void);
 128 extern void ospf6_top_init(void);
 129 extern void ospf6_delete(struct ospf6 *o);
 130 extern void ospf6_router_id_update(void);
 131
 132 extern void ospf6_maxage_remove(struct ospf6 *o);
 133
 134 #endif /* OSPF6_TOP_H */