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/*
* 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 this program; see the file COPYING; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef OSPF6_TOP_H
#define OSPF6_TOP_H
#include "qobj.h"
#include "routemap.h"
struct ospf6_master {
/* OSPFv3 instance. */
struct list *ospf6;
/* OSPFv3 thread master. */
struct thread_master *master;
in_addr_t zebra_router_id;
};
/* ospf6->config_flags */
enum {
OSPF6_LOG_ADJACENCY_CHANGES = (1 << 0),
OSPF6_LOG_ADJACENCY_DETAIL = (1 << 1),
};
struct ospf6_redist {
uint8_t instance;
/* Redistribute metric info. */
struct {
int type; /* External metric type (E1 or E2). */
int value; /* Value for static metric (24-bit).
* -1 means metric value is not set.
*/
} dmetric;
/* For redistribute route map. */
struct {
char *name;
struct route_map *map;
} route_map;
#define ROUTEMAP_NAME(R) (R->route_map.name)
#define ROUTEMAP(R) (R->route_map.map)
};
/* OSPFv3 top level data structure */
struct ospf6 {
/* The relevant vrf_id */
vrf_id_t vrf_id;
char *name; /* VRF name */
/* my router id */
in_addr_t router_id;
/* static router id */
in_addr_t router_id_static;
struct in_addr router_id_zebra;
/* 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;
uint32_t external_id;
/* OSPF6 redistribute configuration */
struct list *redist[ZEBRA_ROUTE_MAX + 1];
uint8_t flag;
int redistribute; /* Num of redistributed protocols. */
/* Configuration bitmask, refer to enum above */
uint8_t config_flags;
int default_originate; /* Default information originate. */
#define DEFAULT_ORIGINATE_NONE 0
#define DEFAULT_ORIGINATE_ZEBRA 1
#define DEFAULT_ORIGINATE_ALWAYS 2
/* LSA timer parameters */
unsigned int lsa_minarrival; /* LSA minimum arrival in milliseconds. */
/* 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 */
int fd;
/* Threads */
struct thread *t_spf_calc; /* SPF calculation timer. */
struct thread *t_ase_calc; /* ASE calculation timer. */
struct thread *maxage_remover;
struct thread *t_distribute_update; /* Distirbute update timer. */
struct thread *t_ospf6_receive; /* OSPF6 receive timer */
uint32_t ref_bandwidth;
/* Distance parameters */
uint8_t distance_all;
uint8_t distance_intra;
uint8_t distance_inter;
uint8_t distance_external;
struct route_table *distance_table;
/* Used during ospf instance going down send LSDB
* update to neighbors immediatly */
uint8_t inst_shutdown;
/* Max number of multiple paths
* to support ECMP.
*/
uint16_t max_multipath;
QOBJ_FIELDS;
};
DECLARE_QOBJ_TYPE(ospf6);
#define OSPF6_DISABLED 0x01
#define OSPF6_STUB_ROUTER 0x02
#define OSPF6_FLAG_ASBR 0x04
/* global pointer for OSPF top data structure */
extern struct ospf6 *ospf6;
extern struct ospf6_master *om6;
/* prototypes */
extern void ospf6_master_init(struct thread_master *master);
extern void ospf6_top_init(void);
extern void ospf6_delete(struct ospf6 *o);
extern void ospf6_router_id_update(struct ospf6 *ospf6);
extern void ospf6_maxage_remove(struct ospf6 *o);
extern struct ospf6 *ospf6_instance_create(const char *name);
void ospf6_vrf_link(struct ospf6 *ospf6, struct vrf *vrf);
void ospf6_vrf_unlink(struct ospf6 *ospf6, struct vrf *vrf);
struct ospf6 *ospf6_lookup_by_vrf_id(vrf_id_t vrf_id);
struct ospf6 *ospf6_lookup_by_vrf_name(const char *name);
const char *ospf6_vrf_id_to_name(vrf_id_t vrf_id);
#endif /* OSPF6_TOP_H */
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