zebra/zebra_vrf.h

   1 /*
   2  * Zebra Vrf Header
   3  * Copyright (C) 2016 Cumulus Networks
   4  *                    Donald Sahrp
   5  *
   6  * This file is part of Quagga.
   7  *
   8  * Quagga is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License as published by the
  10  * Free Software Foundation; either version 2, or (at your option) any
  11  * later version.
  12  *
  13  * Quagga is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with GNU Zebra; see the file COPYING.  If not, write to the Free
  20  * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  21  * 02111-1307, USA.
  22  */
  23 #if !defined(__ZEBRA_RIB_H__)
  24 #define __ZEBRA_RIB_H__
  25
  26 #include <zebra/zebra_ns.h>
  27
  28 /* Routing table instance.  */
  29 struct zebra_vrf
  30 {
  31   /* Back pointer */
  32   struct vrf *vrf;
  33
  34   /* Description.  */
  35   char *desc;
  36
  37   /* FIB identifier.  */
  38   u_char fib_id;
  39
  40   /* Flags. */
  41   u_int16_t flags;
  42 #define ZEBRA_VRF_RIB_SCHEDULED   (1 << 0)
  43 #define ZEBRA_VRF_RETAIN          (2 << 0)
  44
  45   u_int32_t table_id;
  46
  47   /* Routing table.  */
  48   struct route_table *table[AFI_MAX][SAFI_MAX];
  49
  50   /* Static route configuration.  */
  51   struct route_table *stable[AFI_MAX][SAFI_MAX];
  52
  53   /* Recursive Nexthop table */
  54   struct route_table *rnh_table[AFI_MAX];
  55
  56   /* Import check table (used mostly by BGP */
  57   struct route_table *import_check_table[AFI_MAX];
  58
  59   /* Routing tables off of main table for redistribute table */
  60   struct route_table *other_table[AFI_MAX][ZEBRA_KERNEL_TABLE_MAX];
  61
  62   /* 2nd pointer type used primarily to quell a warning on
  63    * ALL_LIST_ELEMENTS_RO
  64    */
  65   struct list _rid_all_sorted_list;
  66   struct list _rid_lo_sorted_list;
  67   struct list *rid_all_sorted_list;
  68   struct list *rid_lo_sorted_list;
  69   struct prefix rid_user_assigned;
  70
  71   /*
  72    * Back pointer to the owning namespace.
  73    */
  74   struct zebra_ns *zns;
  75
  76   /* MPLS static LSP config table */
  77   struct hash *slsp_table;
  78
  79   /* MPLS label forwarding table */
  80   struct hash *lsp_table;
  81
  82   /* MPLS processing flags */
  83   u_int16_t mpls_flags;
  84 #define MPLS_FLAG_SCHEDULE_LSPS    (1 << 0)
  85 };
  86
  87 static inline vrf_id_t
  88 zvrf_id (struct zebra_vrf *zvrf)
  89 {
  90   return zvrf->vrf->vrf_id;
  91 }
  92
  93 static inline const char *
  94 zvrf_name (struct zebra_vrf *zvrf)
  95 {
  96   return zvrf->vrf->name;
  97 }
  98
  99 struct route_table *
 100 zebra_vrf_table_with_table_id (afi_t afi, safi_t safi,
 101                                vrf_id_t vrf_id, u_int32_t table_id);
 102
 103 extern void zebra_vrf_static_route_interface_fixup (struct interface *ifp);
 104 extern void zebra_vrf_update_all (struct zserv *client);
 105 extern struct zebra_vrf *zebra_vrf_lookup_by_id (vrf_id_t vrf_id);
 106 extern struct zebra_vrf *zebra_vrf_lookup_by_name (const char *);
 107 extern struct zebra_vrf *zebra_vrf_alloc (void);
 108 extern struct route_table *zebra_vrf_table (afi_t, safi_t, vrf_id_t);
 109 extern struct route_table *zebra_vrf_static_table (afi_t, safi_t, struct zebra_vrf *zvrf);
 110 extern struct route_table *zebra_vrf_other_route_table (afi_t afi, u_int32_t table_id,
 111                                                         vrf_id_t vrf_id);
 112 extern void zebra_vrf_init (void);
 113 #endif