pimd/pim_neighbor.h

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * PIM for Quagga
   4  * Copyright (C) 2008  Everton da Silva Marques
   5  */
   6
   7 #ifndef PIM_NEIGHBOR_H
   8 #define PIM_NEIGHBOR_H
   9
  10 #include <zebra.h>
  11
  12 #include "if.h"
  13 #include "linklist.h"
  14 #include "prefix.h"
  15
  16 #include "pim_tlv.h"
  17 #include "pim_iface.h"
  18 #include "pim_str.h"
  19
  20 struct pim_neighbor {
  21         int64_t creation; /* timestamp of creation */
  22         pim_addr source_addr;
  23         pim_hello_options hello_options;
  24         uint16_t holdtime;
  25         uint16_t propagation_delay_msec;
  26         uint16_t override_interval_msec;
  27         uint32_t dr_priority;
  28         uint32_t generation_id;
  29         struct list *prefix_list; /* list of struct prefix */
  30         struct thread *t_expire_timer;
  31         struct interface *interface;
  32
  33         struct thread *jp_timer;
  34         struct list *upstream_jp_agg;
  35         struct bfd_session_params *bfd_session;
  36 };
  37
  38 void pim_neighbor_timer_reset(struct pim_neighbor *neigh, uint16_t holdtime);
  39 void pim_neighbor_free(struct pim_neighbor *neigh);
  40 struct pim_neighbor *pim_neighbor_find(struct interface *ifp,
  41                                        pim_addr source_addr);
  42 struct pim_neighbor *pim_neighbor_find_by_secondary(struct interface *ifp,
  43                                                     struct prefix *src);
  44 struct pim_neighbor *pim_neighbor_find_if(struct interface *ifp);
  45
  46
  47 #define PIM_NEIGHBOR_SEND_DELAY 0
  48 #define PIM_NEIGHBOR_SEND_NOW   1
  49 struct pim_neighbor *
  50 pim_neighbor_add(struct interface *ifp, pim_addr source_addr,
  51                  pim_hello_options hello_options, uint16_t holdtime,
  52                  uint16_t propagation_delay, uint16_t override_interval,
  53                  uint32_t dr_priority, uint32_t generation_id,
  54                  struct list *addr_list, int send_hello_now);
  55 void pim_neighbor_delete(struct interface *ifp, struct pim_neighbor *neigh,
  56                          const char *delete_message);
  57 void pim_neighbor_delete_all(struct interface *ifp, const char *delete_message);
  58 void pim_neighbor_update(struct pim_neighbor *neigh,
  59                          pim_hello_options hello_options, uint16_t holdtime,
  60                          uint32_t dr_priority, struct list *addr_list);
  61 struct prefix *pim_neighbor_find_secondary(struct pim_neighbor *neigh,
  62                                            struct prefix *addr);
  63 int pim_if_dr_election(struct interface *ifp);
  64
  65 #endif /* PIM_NEIGHBOR_H */