bgpd/bgp_zebra.h

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /* zebra connection and redistribute fucntions.
   3  * Copyright (C) 1999 Kunihiro Ishiguro
   4  */
   5
   6 #ifndef _QUAGGA_BGP_ZEBRA_H
   7 #define _QUAGGA_BGP_ZEBRA_H
   8
   9 #include "vxlan.h"
  10
  11 /* Macro to update bgp_original based on bpg_path_info */
  12 #define BGP_ORIGINAL_UPDATE(_bgp_orig, _mpinfo, _bgp)                          \
  13         ((_mpinfo->extra && _mpinfo->extra->bgp_orig                           \
  14           && _mpinfo->sub_type == BGP_ROUTE_IMPORTED)                          \
  15                  ? (_bgp_orig = _mpinfo->extra->bgp_orig)                      \
  16                  : (_bgp_orig = _bgp))
  17
  18 /* Default weight for next hop, if doing weighted ECMP. */
  19 #define BGP_ZEBRA_DEFAULT_NHOP_WEIGHT 1
  20
  21 extern void bgp_zebra_init(struct thread_master *master,
  22                            unsigned short instance);
  23 extern void bgp_if_init(void);
  24 extern void bgp_zebra_init_tm_connect(struct bgp *bgp);
  25 extern uint32_t bgp_zebra_tm_get_id(void);
  26 extern bool bgp_zebra_tm_chunk_obtained(void);
  27 extern void bgp_zebra_destroy(void);
  28 extern int bgp_zebra_get_table_range(uint32_t chunk_size,
  29                                      uint32_t *start, uint32_t *end);
  30 extern int bgp_if_update_all(void);
  31 extern void bgp_zebra_announce(struct bgp_dest *dest, const struct prefix *p,
  32                                struct bgp_path_info *path, struct bgp *bgp,
  33                                afi_t afi, safi_t safi);
  34 extern void bgp_zebra_announce_table(struct bgp *bgp, afi_t afi, safi_t safi);
  35 extern void bgp_zebra_withdraw(const struct prefix *p,
  36                                struct bgp_path_info *path, struct bgp *bgp,
  37                                safi_t safi);
  38
  39 /* Announce routes of any bgp subtype of a table to zebra */
  40 extern void bgp_zebra_announce_table_all_subtypes(struct bgp *bgp, afi_t afi,
  41                                                   safi_t safi);
  42
  43 /* Withdraw all entries of any subtype in a BGP instances RIB table from Zebra */
  44 extern void bgp_zebra_withdraw_table_all_subtypes(struct bgp *bgp, afi_t afi,
  45                                                   safi_t safi);
  46
  47 extern void bgp_zebra_initiate_radv(struct bgp *bgp, struct peer *peer);
  48 extern void bgp_zebra_terminate_radv(struct bgp *bgp, struct peer *peer);
  49
  50 extern void bgp_zebra_instance_register(struct bgp *bgp);
  51 extern void bgp_zebra_instance_deregister(struct bgp *bgp);
  52
  53 extern void bgp_redistribute_redo(struct bgp *bgp);
  54 extern struct bgp_redist *bgp_redist_lookup(struct bgp *bgp, afi_t afi,
  55                                             uint8_t type,
  56                                             unsigned short instance);
  57 extern struct bgp_redist *bgp_redist_add(struct bgp *bgp, afi_t afi,
  58                                          uint8_t type, unsigned short instance);
  59 extern int bgp_redistribute_set(struct bgp *bgp, afi_t afi, int type,
  60                                 unsigned short instance, bool changed);
  61 extern int bgp_redistribute_resend(struct bgp *bgp, afi_t afi, int type,
  62                                    unsigned short instance);
  63 extern bool bgp_redistribute_rmap_set(struct bgp_redist *red, const char *name,
  64                                       struct route_map *route_map);
  65 extern bool bgp_redistribute_metric_set(struct bgp *bgp, struct bgp_redist *red,
  66                                         afi_t afi, int type, uint32_t metric);
  67 extern int bgp_redistribute_unset(struct bgp *bgp, afi_t afi, int type,
  68                                   unsigned short instance);
  69 extern int bgp_redistribute_unreg(struct bgp *bgp, afi_t afi, int type,
  70                                   unsigned short instance);
  71
  72 extern struct interface *if_lookup_by_ipv4(struct in_addr *addr,
  73                                            vrf_id_t vrf_id);
  74 extern struct interface *if_lookup_by_ipv4_exact(struct in_addr *addr,
  75                                                  vrf_id_t vrf_id);
  76 extern struct interface *if_lookup_by_ipv6(struct in6_addr *addr,
  77                                            ifindex_t ifindex, vrf_id_t vrf_id);
  78 extern struct interface *if_lookup_by_ipv6_exact(struct in6_addr *addr,
  79                                                  ifindex_t ifindex,
  80                                                  vrf_id_t vrf_id);
  81 extern int bgp_zebra_advertise_subnet(struct bgp *bgp, int advertise,
  82                                       vni_t vni);
  83 extern int bgp_zebra_advertise_gw_macip(struct bgp *bgp, int advertise,
  84                                         vni_t vni);
  85 extern int bgp_zebra_advertise_svi_macip(struct bgp *bgp, int advertise,
  86                                          vni_t vni);
  87 extern int bgp_zebra_advertise_all_vni(struct bgp *bgp, int advertise);
  88 extern int bgp_zebra_dup_addr_detection(struct bgp *bgp);
  89 extern int bgp_zebra_vxlan_flood_control(struct bgp *bgp,
  90                                          enum vxlan_flood_control flood_ctrl);
  91
  92 extern int bgp_zebra_num_connects(void);
  93
  94 extern bool bgp_zebra_nexthop_set(union sockunion *local,
  95                                   union sockunion *remote,
  96                                   struct bgp_nexthop *nexthop,
  97                                   struct peer *peer);
  98 struct bgp_pbr_action;
  99 struct bgp_pbr_match;
 100 struct bgp_pbr_rule;
 101 struct bgp_pbr_match_entry;
 102
 103 extern void bgp_send_pbr_rule_action(struct bgp_pbr_action *pbra,
 104                                      struct bgp_pbr_rule *pbr,
 105                                      bool install);
 106 extern void bgp_send_pbr_ipset_match(struct bgp_pbr_match *pbrim,
 107                                      bool install);
 108 extern void bgp_send_pbr_ipset_entry_match(struct bgp_pbr_match_entry *pbrime,
 109                                     bool install);
 110 extern void bgp_send_pbr_iptable(struct bgp_pbr_action *pba,
 111                           struct bgp_pbr_match *pbm,
 112                           bool install);
 113
 114 extern void bgp_zebra_announce_default(struct bgp *bgp, struct nexthop *nh,
 115                                 afi_t afi, uint32_t table_id, bool announce);
 116 extern int bgp_zebra_send_capabilities(struct bgp *bgp, bool disable);
 117 extern int bgp_zebra_update(struct bgp *bgp, afi_t afi, safi_t safi,
 118                             enum zserv_client_capabilities);
 119 extern int bgp_zebra_stale_timer_update(struct bgp *bgp);
 120 extern int bgp_zebra_srv6_manager_get_locator_chunk(const char *name);
 121 extern int bgp_zebra_srv6_manager_release_locator_chunk(const char *name);
 122 #endif /* _QUAGGA_BGP_ZEBRA_H */