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quagga 1.0.20160315

/*
 * Copyright (C) 2003 Yasuhiro Ohara
 *
 * 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 GNU Zebra; see the file COPYING.  If not, write to the 
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, 
 * Boston, MA 02111-1307, USA.  
 */

#ifndef OSPF6_TOP_H
#define OSPF6_TOP_H

#include "routemap.h"

/* OSPFv3 top level data structure */
struct ospf6
{
  /* my router id */
  u_int32_t router_id;

  /* static router id */
  u_int32_t router_id_static;

  /* start time */
  struct timeval starttime;

  /* list of areas */
  struct list *area_list;
  struct ospf6_area *backbone;

  /* AS scope link state database */
  struct ospf6_lsdb *lsdb;
  struct ospf6_lsdb *lsdb_self;

  struct ospf6_route_table *route_table;
  struct ospf6_route_table *brouter_table;

  struct ospf6_route_table *external_table;
  struct route_table *external_id_table;
  u_int32_t external_id;

  /* redistribute route-map */
  struct
  {
    char *name;
    struct route_map *map;
  } rmap[ZEBRA_ROUTE_MAX];

  u_char flag;

  /* Configured flags */
  u_char config_flags;
#define OSPF6_LOG_ADJACENCY_CHANGES      (1 << 0)
#define OSPF6_LOG_ADJACENCY_DETAIL       (1 << 1)

  /* SPF parameters */
  unsigned int spf_delay;		/* SPF delay time. */
  unsigned int spf_holdtime;		/* SPF hold time. */
  unsigned int spf_max_holdtime;	/* SPF maximum-holdtime */
  unsigned int spf_hold_multiplier;	/* Adaptive multiplier for hold time */
  unsigned int spf_reason;              /* reason bits while scheduling SPF */

  struct timeval ts_spf;		/* SPF calculation time stamp. */
  struct timeval ts_spf_duration;	/* Execution time of last SPF */
  unsigned int last_spf_reason;         /* Last SPF reason */

  /* Threads */
  struct thread *t_spf_calc;	        /* SPF calculation timer. */
  struct thread *t_ase_calc;		/* ASE calculation timer. */
  struct thread *maxage_remover;

  u_int32_t ref_bandwidth;
};

#define OSPF6_DISABLED    0x01
#define OSPF6_STUB_ROUTER 0x02

/* global pointer for OSPF top data structure */
extern struct ospf6 *ospf6;

/* prototypes */
extern void ospf6_top_init (void);
extern void ospf6_delete (struct ospf6 *o);

extern void ospf6_maxage_remove (struct ospf6 *o);

#endif /* OSPF6_TOP_H */