ospfd/ospf_zebra.h

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Zebra connect library for OSPFd
   4  * Copyright (C) 1997, 98, 99, 2000 Kunihiro Ishiguro, Toshiaki Takada
   5  */
   6
   7 #ifndef _ZEBRA_OSPF_ZEBRA_H
   8 #define _ZEBRA_OSPF_ZEBRA_H
   9
  10 #include "vty.h"
  11 #include "hook.h"
  12
  13 #define EXTERNAL_METRIC_TYPE_1      0
  14 #define EXTERNAL_METRIC_TYPE_2      1
  15
  16 #define DEFAULT_ROUTE               ZEBRA_ROUTE_MAX
  17 #define DEFAULT_ROUTE_TYPE(T) ((T) == DEFAULT_ROUTE)
  18
  19 /* OSPF distance. */
  20 struct ospf_distance {
  21         /* Distance value for the IP source prefix. */
  22         uint8_t distance;
  23
  24         /* Name of the access-list to be matched. */
  25         char *access_list;
  26 };
  27
  28 /* Prototypes */
  29 struct ospf_route;
  30 extern void ospf_zebra_add(struct ospf *ospf, struct prefix_ipv4 *,
  31                            struct ospf_route *);
  32 extern void ospf_zebra_delete(struct ospf *ospf, struct prefix_ipv4 *,
  33                               struct ospf_route *);
  34
  35 extern void ospf_zebra_add_discard(struct ospf *ospf, struct prefix_ipv4 *);
  36 extern void ospf_zebra_delete_discard(struct ospf *ospf, struct prefix_ipv4 *);
  37
  38 extern int ospf_redistribute_check(struct ospf *, struct external_info *,
  39                                    int *);
  40 extern int ospf_distribute_check_connected(struct ospf *,
  41                                            struct external_info *);
  42 extern void ospf_distribute_list_update(struct ospf *, int, unsigned short);
  43
  44 extern int ospf_is_type_redistributed(struct ospf *, int, unsigned short);
  45 extern void ospf_distance_reset(struct ospf *);
  46 extern uint8_t ospf_distance_apply(struct ospf *ospf, struct prefix_ipv4 *,
  47                                    struct ospf_route *);
  48 extern struct ospf_external *ospf_external_lookup(struct ospf *, uint8_t,
  49                                                   unsigned short);
  50 extern struct ospf_external *ospf_external_add(struct ospf *, uint8_t,
  51                                                unsigned short);
  52
  53 struct sr_prefix;
  54 struct sr_nhlfe;
  55 extern void ospf_zebra_update_prefix_sid(const struct sr_prefix *srp);
  56 extern void ospf_zebra_delete_prefix_sid(const struct sr_prefix *srp);
  57 extern void ospf_zebra_send_adjacency_sid(int cmd, struct sr_nhlfe nhlfe);
  58
  59 extern void ospf_external_del(struct ospf *, uint8_t, unsigned short);
  60 extern struct ospf_redist *ospf_redist_lookup(struct ospf *, uint8_t,
  61                                               unsigned short);
  62 extern struct ospf_redist *ospf_redist_add(struct ospf *, uint8_t,
  63                                            unsigned short);
  64 extern void ospf_redist_del(struct ospf *, uint8_t, unsigned short);
  65
  66 extern int ospf_redistribute_update(struct ospf *, struct ospf_redist *, int,
  67                                     unsigned short, int, int);
  68 extern int ospf_redistribute_set(struct ospf *, struct ospf_redist *, int,
  69                                  unsigned short, int, int);
  70 extern int ospf_redistribute_unset(struct ospf *, int, unsigned short);
  71 extern int ospf_redistribute_default_set(struct ospf *, int, int, int);
  72 extern int ospf_distribute_list_out_set(struct ospf *, int, const char *);
  73 extern int ospf_distribute_list_out_unset(struct ospf *, int, const char *);
  74 extern void ospf_routemap_set(struct ospf_redist *, const char *);
  75 extern void ospf_routemap_unset(struct ospf_redist *);
  76 extern int ospf_zebra_gr_enable(struct ospf *ospf, uint32_t stale_time);
  77 extern int ospf_zebra_gr_disable(struct ospf *ospf);
  78 extern int ospf_distance_set(struct vty *, struct ospf *, const char *,
  79                              const char *, const char *);
  80 extern int ospf_distance_unset(struct vty *, struct ospf *, const char *,
  81                                const char *, const char *);
  82 extern void ospf_zebra_init(struct event_loop *m, unsigned short instance);
  83 extern void ospf_zebra_vrf_register(struct ospf *ospf);
  84 extern void ospf_zebra_vrf_deregister(struct ospf *ospf);
  85 bool ospf_external_default_routemap_apply_walk(
  86         struct ospf *ospf, struct list *ext_list,
  87         struct external_info *default_ei);
  88 int ospf_external_info_apply_default_routemap(struct ospf *ospf,
  89                                               struct external_info *ei,
  90                                               struct external_info *default_ei);
  91
  92 extern void ospf_zebra_send_arp(const struct interface *ifp,
  93                                 const struct prefix *p);
  94 bool ospf_zebra_label_manager_ready(void);
  95 int ospf_zebra_label_manager_connect(void);
  96 int ospf_zebra_request_label_range(uint32_t base, uint32_t chunk_size);
  97 int ospf_zebra_release_label_range(uint32_t start, uint32_t end);
  98 #endif /* _ZEBRA_OSPF_ZEBRA_H */