Merge pull request #7809 from donaldsharp/m_coverity

[mirror_frr.git] / bgpd / bgp_zebra.h

/* zebra connection and redistribute fucntions.
 * Copyright (C) 1999 Kunihiro Ishiguro
 *
 * 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 _QUAGGA_BGP_ZEBRA_H
#define _QUAGGA_BGP_ZEBRA_H

#include "vxlan.h"

/* Default weight for next hop, if doing weighted ECMP. */
#define BGP_ZEBRA_DEFAULT_NHOP_WEIGHT 1

extern void bgp_zebra_init(struct thread_master *master,
			   unsigned short instance);
extern void bgp_zebra_init_tm_connect(struct bgp *bgp);
extern uint32_t bgp_zebra_tm_get_id(void);
extern bool bgp_zebra_tm_chunk_obtained(void);
extern void bgp_zebra_destroy(void);
extern int bgp_zebra_get_table_range(uint32_t chunk_size,
				     uint32_t *start, uint32_t *end);
extern int bgp_if_update_all(void);
extern void bgp_zebra_announce(struct bgp_dest *dest, const struct prefix *p,
			       struct bgp_path_info *path, struct bgp *bgp,
			       afi_t afi, safi_t safi);
extern void bgp_zebra_announce_table(struct bgp *, afi_t, safi_t);
extern void bgp_zebra_withdraw(const struct prefix *p,
			       struct bgp_path_info *path, struct bgp *bgp,
			       safi_t safi);

/* Announce routes of any bgp subtype of a table to zebra */
extern void bgp_zebra_announce_table_all_subtypes(struct bgp *bgp, afi_t afi,
						  safi_t safi);

/* Withdraw all entries of any subtype in a BGP instances RIB table from Zebra */
extern void bgp_zebra_withdraw_table_all_subtypes(struct bgp *bgp, afi_t afi,
						  safi_t safi);

extern void bgp_zebra_initiate_radv(struct bgp *bgp, struct peer *peer);
extern void bgp_zebra_terminate_radv(struct bgp *bgp, struct peer *peer);

extern void bgp_zebra_instance_register(struct bgp *);
extern void bgp_zebra_instance_deregister(struct bgp *);

extern void bgp_redistribute_redo(struct bgp *bgp);
extern struct bgp_redist *bgp_redist_lookup(struct bgp *, afi_t, uint8_t,
					    unsigned short);
extern struct bgp_redist *bgp_redist_add(struct bgp *, afi_t, uint8_t,
					 unsigned short);
extern int bgp_redistribute_set(struct bgp *, afi_t, int, unsigned short,
				bool changed);
extern int bgp_redistribute_resend(struct bgp *, afi_t, int, unsigned short);
extern bool bgp_redistribute_rmap_set(struct bgp_redist *red, const char *name,
				      struct route_map *route_map);
extern bool bgp_redistribute_metric_set(struct bgp *, struct bgp_redist *,
					afi_t, int, uint32_t);
extern int bgp_redistribute_unset(struct bgp *, afi_t, int, unsigned short);
extern int bgp_redistribute_unreg(struct bgp *, afi_t, int, unsigned short);

extern struct interface *if_lookup_by_ipv4(struct in_addr *, vrf_id_t);
extern struct interface *if_lookup_by_ipv4_exact(struct in_addr *, vrf_id_t);
extern struct interface *if_lookup_by_ipv6(struct in6_addr *, ifindex_t,
					   vrf_id_t);
extern struct interface *if_lookup_by_ipv6_exact(struct in6_addr *, ifindex_t,
						 vrf_id_t);
extern int bgp_zebra_advertise_subnet(struct bgp *bgp, int advertise,
				      vni_t vni);
extern int bgp_zebra_advertise_gw_macip(struct bgp *, int, vni_t);
extern int bgp_zebra_advertise_svi_macip(struct bgp *bgp, int advertise,
					 vni_t vni);
extern int bgp_zebra_advertise_all_vni(struct bgp *, int);
extern int bgp_zebra_dup_addr_detection(struct bgp *bgp);
extern int bgp_zebra_vxlan_flood_control(struct bgp *bgp,
					 enum vxlan_flood_control flood_ctrl);

extern int bgp_zebra_num_connects(void);

extern bool bgp_zebra_nexthop_set(union sockunion *, union sockunion *,
				  struct bgp_nexthop *, struct peer *);
struct bgp_pbr_action;
struct bgp_pbr_match;
struct bgp_pbr_rule;
struct bgp_pbr_match_entry;

extern void bgp_send_pbr_rule_action(struct bgp_pbr_action *pbra,
				     struct bgp_pbr_rule *pbr,
				     bool install);
extern void bgp_send_pbr_ipset_match(struct bgp_pbr_match *pbrim,
				     bool install);
extern void bgp_send_pbr_ipset_entry_match(struct bgp_pbr_match_entry *pbrime,
				    bool install);
extern void bgp_send_pbr_iptable(struct bgp_pbr_action *pba,
			  struct bgp_pbr_match *pbm,
			  bool install);

extern void bgp_zebra_announce_default(struct bgp *bgp, struct nexthop *nh,
				afi_t afi, uint32_t table_id, bool announce);
extern int bgp_zebra_send_capabilities(struct bgp *bgp, bool disable);
extern int bgp_zebra_update(afi_t afi, safi_t safi, vrf_id_t vrf_id, int type);
extern int bgp_zebra_stale_timer_update(struct bgp *bgp);
#endif /* _QUAGGA_BGP_ZEBRA_H */