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1 | /* BGP open message handling | |
2 | Copyright (C) 1999 Kunihiro Ishiguro | |
3 | ||
4 | This file is part of GNU Zebra. | |
5 | ||
6 | GNU Zebra 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 | GNU Zebra 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 GNU Zebra; 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 | /* MP Capability information. */ | |
22 | struct capability_mp | |
23 | { | |
24 | u_int16_t afi; | |
25 | u_char reserved; | |
26 | u_char safi; | |
27 | }; | |
28 | ||
29 | /* BGP open message capability. */ | |
30 | struct 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 | ||
67 | int bgp_open_option_parse (struct peer *, u_char, int *); | |
68 | void bgp_open_capability (struct stream *, struct peer *); | |
69 | void bgp_capability_vty_out (struct vty *, struct peer *); |