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 */ 62