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 #include <zebra/zebra_pw.h>
  28
  29 /* Routing table instance.  */
  30 struct zebra_vrf {
  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         /* Pseudowires. */
  83         struct zebra_pw_head pseudowires;
  84         struct zebra_static_pw_head static_pseudowires;
  85
  86         /* MPLS processing flags */
  87         u_int16_t mpls_flags;
  88 #define MPLS_FLAG_SCHEDULE_LSPS    (1 << 0)
  89 };
  90
  91 static inline vrf_id_t zvrf_id(struct zebra_vrf *zvrf)
  92 {
  93         return zvrf->vrf->vrf_id;
  94 }
  95
  96 static inline const char *zvrf_name(struct zebra_vrf *zvrf)
  97 {
  98         return zvrf->vrf->name;
  99 }
 100
 101 struct route_table *zebra_vrf_table_with_table_id(afi_t afi, safi_t safi,
 102                                                   vrf_id_t vrf_id,
 103                                                   u_int32_t table_id);
 104
 105 extern void zebra_vrf_update_all(struct zserv *client);
 106 extern struct zebra_vrf *zebra_vrf_lookup_by_id(vrf_id_t vrf_id);
 107 extern struct zebra_vrf *zebra_vrf_lookup_by_name(const char *);
 108 extern struct zebra_vrf *zebra_vrf_alloc(void);
 109 extern struct route_table *zebra_vrf_table(afi_t, safi_t, vrf_id_t);
 110 extern struct route_table *zebra_vrf_static_table(afi_t, safi_t,
 111                                                   struct zebra_vrf *zvrf);
 112 extern struct route_table *
 113 zebra_vrf_other_route_table(afi_t afi, u_int32_t table_id, vrf_id_t vrf_id);
 114 extern void zebra_vrf_init(void);
 115 #endif