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/* E-VPN attribute handling structure file
* Copyright (C) 2016 6WIND
*
* This file is part of FRRouting.
*
* FRRouting is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* FRRouting is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; see the file COPYING; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _QUAGGA_BGP_ATTR_EVPN_H
#define _QUAGGA_BGP_ATTR_EVPN_H
/* value of first byte of ESI */
#define ESI_TYPE_ARBITRARY 0 /* */
#define ESI_TYPE_LACP 1 /* <> */
#define ESI_TYPE_BRIDGE 2 /* <Root bridge Mac-6B>:<Root Br Priority-2B>:00 */
#define ESI_TYPE_MAC 3 /* <Syst Mac Add-6B>:<Local Discriminator Value-3B> */
#define ESI_TYPE_ROUTER 4 /* <RouterId-4B>:<Local Discriminator Value-4B> */
#define ESI_TYPE_AS 5 /* <AS-4B>:<Local Discriminator Value-4B> */
#define MAX_ESI {0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff}
#define ESI_LEN 10
#define MAX_ET 0xffffffff
unsigned long eth_tag_id;
struct attr;
/* EVPN ESI */
struct eth_segment_id {
uint8_t val[ESI_LEN];
};
union gw_addr {
struct in_addr ipv4;
struct in6_addr ipv6;
};
struct bgp_route_evpn {
struct eth_segment_id eth_s_id;
union gw_addr gw_ip;
};
extern int str2esi(const char *str, struct eth_segment_id *id);
extern char *esi2str(struct eth_segment_id *id);
extern char *ecom_mac2str(char *ecom_mac);
extern void bgp_add_routermac_ecom(struct attr *attr,
struct ethaddr *routermac);
extern int bgp_build_evpn_prefix(int type, uint32_t eth_tag,
struct prefix *dst);
extern bool bgp_attr_rmac(struct attr *attr, struct ethaddr *rmac);
extern uint32_t bgp_attr_mac_mobility_seqnum(struct attr *attr,
uint8_t *sticky);
extern uint8_t bgp_attr_default_gw(struct attr *attr);
extern void bgp_attr_evpn_na_flag(struct attr *attr, uint8_t *router_flag);
#endif /* _QUAGGA_BGP_ATTR_EVPN_H */
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