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/* BGP RD definitions for BGP-based VPNs (IP/EVPN)
* -- brought over from bgpd/bgp_mplsvpn.h
* Copyright (C) 2000 Kunihiro Ishiguro <kunihiro@zebra.org>
*
* This file is part of FRR.
*
* FRR 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.
*
* FRR 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 FRR; see the file COPYING. If not, write to the Free
* Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifndef _QUAGGA_BGP_RD_H
#define _QUAGGA_BGP_RD_H
/* RD types */
#define RD_TYPE_AS 0
#define RD_TYPE_IP 1
#define RD_TYPE_AS4 2
#if ENABLE_BGP_VNC
#define RD_TYPE_VNC_ETH 0xff00 /* VNC L2VPN */
#endif
#define RD_ADDRSTRLEN 28
struct rd_as {
uint16_t type;
as_t as;
uint32_t val;
};
struct rd_ip {
uint16_t type;
struct in_addr ip;
uint16_t val;
};
#if ENABLE_BGP_VNC
struct rd_vnc_eth {
uint16_t type;
uint8_t local_nve_id;
struct ethaddr macaddr;
};
#endif
extern uint16_t decode_rd_type(const uint8_t *pnt);
extern void encode_rd_type(uint16_t, uint8_t *);
extern void decode_rd_as(const uint8_t *pnt, struct rd_as *rd_as);
extern void decode_rd_as4(const uint8_t *pnt, struct rd_as *rd_as);
extern void decode_rd_ip(uint8_t *pnt, struct rd_ip *rd_ip);
#if ENABLE_BGP_VNC
extern void decode_rd_vnc_eth(uint8_t *pnt, struct rd_vnc_eth *rd_vnc_eth);
#endif
extern int str2prefix_rd(const char *, struct prefix_rd *);
extern char *prefix_rd2str(struct prefix_rd *, char *, size_t);
extern void form_auto_rd(struct in_addr router_id, uint16_t rd_id,
struct prefix_rd *prd);
#endif /* _QUAGGA_BGP_RD_H */
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