pimd/pim_neighbor.h

   1 /*
   2   PIM for Quagga
   3   Copyright (C) 2008  Everton da Silva Marques
   4
   5   This program is free software; you can redistribute it and/or modify
   6   it under the terms of the GNU General Public License as published by
   7   the Free Software Foundation; either version 2 of the License, or
   8   (at your option) any later version.
   9
  10   This program is distributed in the hope that it will be useful, but
  11   WITHOUT ANY WARRANTY; without even the implied warranty of
  12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13   General Public License for more details.
  14
  15   You should have received a copy of the GNU General Public License
  16   along with this program; see the file COPYING; if not, write to the
  17   Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
  18   MA 02110-1301 USA
  19 */
  20
  21 #ifndef PIM_NEIGHBOR_H
  22 #define PIM_NEIGHBOR_H
  23
  24 #include <zebra.h>
  25
  26 #include "if.h"
  27 #include "linklist.h"
  28
  29 #include "pim_tlv.h"
  30
  31 struct pim_neighbor {
  32   int64_t            creation; /* timestamp of creation */
  33   struct in_addr     source_addr;
  34   pim_hello_options  hello_options;
  35   uint16_t           holdtime;
  36   uint16_t           propagation_delay_msec;
  37   uint16_t           override_interval_msec;
  38   uint32_t           dr_priority;
  39   uint32_t           generation_id;
  40   struct list       *prefix_list; /* list of struct prefix */
  41   struct thread     *t_expire_timer;
  42   struct interface  *interface;
  43 };
  44
  45 void pim_neighbor_timer_reset(struct pim_neighbor *neigh, uint16_t holdtime);
  46 void pim_neighbor_free(struct pim_neighbor *neigh);
  47 struct pim_neighbor *pim_neighbor_find(struct interface *ifp,
  48                                        struct in_addr source_addr);
  49 struct pim_neighbor *pim_neighbor_add(struct interface *ifp,
  50                                       struct in_addr source_addr,
  51                                       pim_hello_options hello_options,
  52                                       uint16_t holdtime,
  53                                       uint16_t propagation_delay,
  54                                       uint16_t override_interval,
  55                                       uint32_t dr_priority,
  56                                       uint32_t generation_id,
  57                                       struct list *addr_list);
  58 void pim_neighbor_delete(struct interface *ifp,
  59                          struct pim_neighbor *neigh,
  60                          const char *delete_message);
  61 void pim_neighbor_delete_all(struct interface *ifp,
  62                              const char *delete_message);
  63 void pim_neighbor_update(struct pim_neighbor *neigh,
  64                          pim_hello_options hello_options,
  65                          uint16_t holdtime,
  66                          uint32_t dr_priority,
  67                          struct list *addr_list);
  68 struct prefix *pim_neighbor_find_secondary(struct pim_neighbor *neigh,
  69                                            struct in_addr addr);
  70 int pim_if_dr_election(struct interface *ifp);
  71
  72 #endif /* PIM_NEIGHBOR_H */