/*
 * Zebra connect library for OSPFd
 * Copyright (C) 1997, 98, 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 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 _ZEBRA_OSPF_ZEBRA_H
#define _ZEBRA_OSPF_ZEBRA_H

#include "vty.h"

#define EXTERNAL_METRIC_TYPE_1      0
#define EXTERNAL_METRIC_TYPE_2      1

#define DEFAULT_ROUTE		    ZEBRA_ROUTE_MAX
#define DEFAULT_ROUTE_TYPE(T) ((T) == DEFAULT_ROUTE)

/* OSPF distance. */
struct ospf_distance
{
  /* Distance value for the IP source prefix. */
  u_char distance;

  /* Name of the access-list to be matched. */
  char *access_list;
};

/* Prototypes */
extern void ospf_zclient_start (void);

extern void ospf_zebra_add (struct prefix_ipv4 *, struct ospf_route *);
extern void ospf_zebra_delete (struct prefix_ipv4 *, struct ospf_route *);

extern void ospf_zebra_add_discard (struct prefix_ipv4 *);
extern void ospf_zebra_delete_discard (struct prefix_ipv4 *);

extern int ospf_redistribute_check (struct ospf *, struct external_info *,
				    int *);
extern int ospf_distribute_check_connected (struct ospf *,
					    struct external_info *);
extern void ospf_distribute_list_update (struct ospf *, uintptr_t);

extern int ospf_is_type_redistributed (int);
extern void ospf_distance_reset (struct ospf *);
extern u_char ospf_distance_apply (struct prefix_ipv4 *, struct ospf_route *);

extern int ospf_redistribute_set (struct ospf *, int, int, int);
extern int ospf_redistribute_unset (struct ospf *, int);
extern int ospf_redistribute_default_set (struct ospf *, int, int, int);
extern int ospf_redistribute_default_unset (struct ospf *);
extern int ospf_distribute_list_out_set (struct ospf *, int, const char *);
extern int ospf_distribute_list_out_unset (struct ospf *, int, const char *);
extern void ospf_routemap_set (struct ospf *, int, const char *);
extern void ospf_routemap_unset (struct ospf *, int);
extern int ospf_distance_set (struct vty *, struct ospf *, const char *,
			      const char *, const char *);
extern int ospf_distance_unset (struct vty *, struct ospf *, const char *,
				const char *, const char *);
extern void ospf_zebra_init (void);

#endif /* _ZEBRA_OSPF_ZEBRA_H */