zebra/zebra_router.h

   1 /* Zebra Router header.
   2  * Copyright (C) 2018 Cumulus Networks, Inc.
   3  *                    Donald Sharp
   4  *
   5  * This file is part of FRR.
   6  *
   7  * FRR is free software; you can redistribute it and/or modify it
   8  * under the terms of the GNU General Public License as published by the
   9  * Free Software Foundation; either version 2, or (at your option) any
  10  * later version.
  11  *
  12  * FRR is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with FRR; see the file COPYING.  If not, write to the Free
  19  * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  20  * 02111-1307, USA.
  21  */
  22 #ifndef __ZEBRA_ROUTER_H__
  23 #define __ZEBRA_ROUTER_H__
  24
  25 #include "zebra/zebra_ns.h"
  26
  27 /*
  28  * This header file contains the idea of a router and as such
  29  * owns data that is associated with a router from zebra's
  30  * perspective.
  31  */
  32
  33 struct zebra_router_table {
  34         RB_ENTRY(zebra_router_table) zebra_router_table_entry;
  35
  36         uint32_t tableid;
  37         afi_t afi;
  38         safi_t safi;
  39         ns_id_t ns_id;
  40
  41         struct route_table *table;
  42 };
  43 RB_HEAD(zebra_router_table_head, zebra_router_table);
  44 RB_PROTOTYPE(zebra_router_table_head, zebra_router_table,
  45              zebra_router_table_entry, zebra_router_table_entry_compare)
  46
  47 struct zebra_router {
  48
  49         struct zebra_router_table_head tables;
  50         /* L3-VNI hash table (for EVPN). Only in default instance */
  51         struct hash *l3vni_table;
  52 };
  53
  54 extern struct zebra_router zrouter;
  55
  56 extern void zebra_router_init(void);
  57 extern void zebra_router_terminate(void);
  58
  59 extern struct route_table *zebra_router_find_table(struct zebra_vrf *zvrf,
  60                                                    uint32_t tableid, afi_t afi,
  61                                                    safi_t safi);
  62 extern struct route_table *zebra_router_get_table(struct zebra_vrf *zvrf,
  63                                                   uint32_t tableid, afi_t afi,
  64                                                   safi_t safi);
  65
  66 extern int zebra_router_config_write(struct vty *vty);
  67
  68 extern unsigned long zebra_router_score_proto(uint8_t proto,
  69                                               unsigned short instance);
  70 extern void zebra_router_sweep_route(void);
  71 #endif