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/* BGP packet management header.
* Copyright (C) 1999 Kunihiro Ishiguro
*
* This file is part of GNU Zebra.
*
* GNU Zebra 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.
*
* GNU Zebra 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_PACKET_H
#define _QUAGGA_BGP_PACKET_H
#define BGP_NLRI_LENGTH 1U
#define BGP_TOTAL_ATTR_LEN 2U
#define BGP_UNFEASIBLE_LEN 2U
#define BGP_WRITE_PACKET_MAX 10U
/* When to refresh */
#define REFRESH_IMMEDIATE 1
#define REFRESH_DEFER 2
/* ORF Common part flag */
#define ORF_COMMON_PART_ADD 0x00
#define ORF_COMMON_PART_REMOVE 0x80
#define ORF_COMMON_PART_REMOVE_ALL 0xC0
#define ORF_COMMON_PART_PERMIT 0x00
#define ORF_COMMON_PART_DENY 0x20
/* Packet send and receive function prototypes. */
extern int bgp_read(struct thread *);
extern int bgp_write(struct thread *);
extern int bgp_connect_check(struct peer *, int change_state);
extern void bgp_keepalive_send(struct peer *);
extern void bgp_open_send(struct peer *);
extern void bgp_notify_send(struct peer *, u_int8_t, u_int8_t);
extern void bgp_notify_send_with_data(struct peer *, u_int8_t, u_int8_t,
u_int8_t *, size_t);
extern void bgp_route_refresh_send(struct peer *, afi_t, safi_t, u_char, u_char,
int);
extern void bgp_capability_send(struct peer *, afi_t, safi_t, int, int);
extern void bgp_default_update_send(struct peer *, struct attr *, afi_t, safi_t,
struct peer *);
extern void bgp_default_withdraw_send(struct peer *, afi_t, safi_t);
extern int bgp_capability_receive(struct peer *, bgp_size_t);
extern int bgp_nlri_parse(struct peer *, struct attr *, struct bgp_nlri *,
int mp_withdraw);
extern void bgp_update_restarted_peers(struct peer *);
extern void bgp_update_implicit_eors(struct peer *);
extern void bgp_check_update_delay(struct bgp *);
extern int bgp_packet_set_marker(struct stream *s, u_char type);
extern int bgp_packet_set_size(struct stream *s);
extern void bgp_packet_add(struct peer *peer, struct stream *s);
#endif /* _QUAGGA_BGP_PACKET_H */
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