1/* BGP open message handling 2 Copyright (C) 1999 Kunihiro Ishiguro 3 4This file is part of GNU Zebra. 5 6GNU Zebra is free software; you can redistribute it and/or modify it 7under the terms of the GNU General Public License as published by the 8Free Software Foundation; either version 2, or (at your option) any 9later version. 10 11GNU Zebra is distributed in the hope that it will be useful, but 12WITHOUT ANY WARRANTY; without even the implied warranty of 13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14General Public License for more details. 15 16You should have received a copy of the GNU General Public License 17along with GNU Zebra; see the file COPYING. If not, write to the Free 18Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 1902111-1307, USA. */ 20 21/* MP Capability information. */ 22struct capability_mp 23{ 24 u_int16_t afi; 25 u_char reserved; 26 u_char safi; 27}; 28 29/* BGP open message capability. */ 30struct capability 31{ 32 u_char code; 33 u_char length; 34 struct capability_mp mpc; 35}; 36 37/* Multiprotocol Extensions capabilities. */ 38#define CAPABILITY_CODE_MP 1 39#define CAPABILITY_CODE_MP_LEN 4 40 41/* Route refresh capabilities. */ 42#define CAPABILITY_CODE_REFRESH 2 43#define CAPABILITY_CODE_REFRESH_OLD 128 44#define CAPABILITY_CODE_REFRESH_LEN 0 45 46/* Cooperative Route Filtering Capability. */ 47#define CAPABILITY_CODE_ORF 3 48#define CAPABILITY_CODE_ORF_OLD 130 49 50/* ORF Type. */ 51#define ORF_TYPE_PREFIX 64 52#define ORF_TYPE_PREFIX_OLD 128 53 54/* ORF Mode. */ 55#define ORF_MODE_RECEIVE 1 56#define ORF_MODE_SEND 2 57#define ORF_MODE_BOTH 3 58 59/* Dynamic capability. */ 60#define CAPABILITY_CODE_DYNAMIC 66 61#define CAPABILITY_CODE_DYNAMIC_LEN 0 62 63/* Capability Message Action. */ 64#define CAPABILITY_ACTION_SET 0 65#define CAPABILITY_ACTION_UNSET 1 66 67int bgp_open_option_parse (struct peer *, u_char, int *); 68void bgp_open_capability (struct stream *, struct peer *); 69void bgp_capability_vty_out (struct vty *, struct peer *); 70