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1 | /* Pseudowire definitions | |
2 | * Copyright (C) 2016 Volta Networks, Inc. | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 2 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, but | |
10 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | * General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; see the file COPYING; if not, write to the | |
16 | * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, | |
17 | * MA 02110-1301 USA | |
18 | */ | |
19 | ||
20 | #ifndef _FRR_PW_H | |
21 | #define _FRR_PW_H | |
22 | ||
23 | #ifdef __cplusplus | |
24 | extern "C" { | |
25 | #endif | |
26 | ||
27 | /* L2VPN name length. */ | |
28 | #define L2VPN_NAME_LEN 32 | |
29 | ||
30 | /* Pseudowire type - LDP and BGP use the same values. */ | |
31 | #define PW_TYPE_ETHERNET_TAGGED 0x0004 /* RFC 4446 */ | |
32 | #define PW_TYPE_ETHERNET 0x0005 /* RFC 4446 */ | |
33 | #define PW_TYPE_WILDCARD 0x7FFF /* RFC 4863, RFC 6668 */ | |
34 | ||
35 | /* Pseudowire flags. */ | |
36 | #define F_PSEUDOWIRE_CWORD 0x01 | |
37 | ||
38 | /* Pseudowire status TLV */ | |
39 | #define PW_FORWARDING 0 | |
40 | #define PW_NOT_FORWARDING (1 << 0) | |
41 | #define PW_LOCAL_RX_FAULT (1 << 1) | |
42 | #define PW_LOCAL_TX_FAULT (1 << 2) | |
43 | #define PW_PSN_RX_FAULT (1 << 3) | |
44 | #define PW_PSN_TX_FAULT (1 << 4) | |
45 | ||
46 | /* | |
47 | * Protocol-specific information about the pseudowire. | |
48 | */ | |
49 | union pw_protocol_fields { | |
50 | struct { | |
51 | struct in_addr lsr_id; | |
52 | uint32_t pwid; | |
53 | char vpn_name[L2VPN_NAME_LEN]; | |
54 | } ldp; | |
55 | }; | |
56 | ||
57 | #ifdef __cplusplus | |
58 | } | |
59 | #endif | |
60 | ||
61 | #endif /* _FRR_PW_H */ |