eigrpd/eigrpd.h

   1 /*
   2  * EIGRP main header.
   3  * Copyright (C) 2013-2014
   4  * Authors:
   5  *   Donnie Savage
   6  *   Jan Janovic
   7  *   Matej Perina
   8  *   Peter Orsag
   9  *   Peter Paluch
  10  *
  11  * This file is part of GNU Zebra.
  12  *
  13  * GNU Zebra is free software; you can redistribute it and/or modify it
  14  * under the terms of the GNU General Public License as published by the
  15  * Free Software Foundation; either version 2, or (at your option) any
  16  * later version.
  17  *
  18  * GNU Zebra is distributed in the hope that it will be useful, but
  19  * WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  21  * General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License along
  24  * with this program; see the file COPYING; if not, write to the Free Software
  25  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  26  */
  27
  28 #ifndef _ZEBRA_EIGRPD_H
  29 #define _ZEBRA_EIGRPD_H
  30
  31 #include <zebra.h>
  32
  33 #include "filter.h"
  34 #include "log.h"
  35 #include "memory.h"
  36
  37 DECLARE_MGROUP(EIGRPD);
  38
  39 /* Set EIGRP version is "classic" - wide metrics comes next */
  40 #define EIGRP_MAJOR_VERSION     1
  41 #define EIGRP_MINOR_VERSION     2
  42
  43 #define EIGRP_TLV_32B_VERSION 1 /* Original 32bit scaled metrics */
  44 #define EIGRP_TLV_64B_VERSION 2 /* Current 64bit 'wide' metrics */
  45 #define EIGRP_TLV_MTR_VERSION 3 /* MTR TLVs with 32bit metric *Not Supported */
  46 #define EIGRP_TLV_SAF_VERSION 4 /* SAF TLVs with 64bit metric *Not Supported */
  47
  48 struct eigrp_master {
  49         /* EIGRP instance. */
  50         struct list *eigrp;
  51
  52         /* EIGRP thread master. */
  53         struct thread_master *master;
  54
  55         /* Zebra interface list. */
  56         struct list *iflist;
  57
  58         /* EIGRP start time. */
  59         time_t start_time;
  60
  61         /* Various EIGRP global configuration. */
  62         uint8_t options;
  63
  64 #define EIGRP_MASTER_SHUTDOWN (1 << 0) /* deferred-shutdown */
  65 };
  66
  67 /* Extern variables. */
  68 extern struct zclient *zclient;
  69 extern struct thread_master *master;
  70 extern struct eigrp_master *eigrp_om;
  71 extern struct zebra_privs_t eigrpd_privs;
  72
  73 /* Prototypes */
  74 extern void eigrp_master_init(void);
  75 extern void eigrp_terminate(void);
  76 extern void eigrp_finish_final(struct eigrp *eigrp);
  77 extern void eigrp_finish(struct eigrp *eigrp);
  78 extern struct eigrp *eigrp_get(uint16_t as, vrf_id_t vrf_id);
  79 extern struct eigrp *eigrp_lookup(vrf_id_t vrf_id);
  80 extern void eigrp_router_id_update(struct eigrp *eigrp);
  81
  82 #endif /* _ZEBRA_EIGRPD_H */