bgpd/bgp_attr_evpn.h

   1 /* E-VPN attribute handling structure file
   2    Copyright (C) 2016 6WIND
   3
   4 This file is part of Free Range Routing.
   5
   6 Free Range Routing is free software; you can redistribute it and/or modify it
   7 under the terms of the GNU General Public License as published by the
   8 Free Software Foundation; either version 2, or (at your option) any
   9 later version.
  10
  11 Free Range Routing is distributed in the hope that it will be useful, but
  12 WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with Free Range Routing; see the file COPYING.  If not, write to the Free
  18 Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  19 02111-1307, USA.  */
  20
  21 #ifndef _QUAGGA_BGP_ATTR_EVPN_H
  22 #define _QUAGGA_BGP_ATTR_EVPN_H
  23
  24 /* value of first byte of ESI */
  25 #define ESI_TYPE_ARBITRARY 0 /* */
  26 #define ESI_TYPE_LACP      1 /* <> */
  27 #define ESI_TYPE_BRIDGE    2 /* <Root bridge Mac-6B>:<Root Br Priority-2B>:00 */
  28 #define ESI_TYPE_MAC       3 /* <Syst Mac Add-6B>:<Local Discriminator Value-3B> */
  29 #define ESI_TYPE_ROUTER    4 /* <RouterId-4B>:<Local Discriminator Value-4B> */
  30 #define ESI_TYPE_AS        5 /* <AS-4B>:<Local Discriminator Value-4B> */
  31 #define MAX_ESI {0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff}
  32 #define ESI_LEN 10
  33
  34 #define MAX_ET 0xffffffff
  35 u_long eth_tag_id;
  36
  37 struct eth_segment_id
  38 {
  39   u_char val[ESI_LEN];
  40 };
  41
  42 #define MAC_LEN 6
  43
  44 union gw_addr {
  45   struct in_addr ipv4;
  46   struct in6_addr ipv6;
  47 };
  48
  49 struct bgp_route_evpn
  50 {
  51   struct eth_segment_id eth_s_id;
  52   union gw_addr gw_ip;
  53 };
  54
  55 extern int str2esi (const char *str, struct eth_segment_id *id);
  56 extern int str2mac (const char *str, char *mac);
  57 extern char *esi2str (struct eth_segment_id *id);
  58 extern char *mac2str (char *mac);
  59 extern char *ecom_mac2str(char *ecom_mac);
  60
  61 #endif /* _QUAGGA_BGP_ATTR_EVPN_H */