/* AS path filter list.
 * 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_FILTER_H
#define _QUAGGA_BGP_FILTER_H

#define ASPATH_SEQ_NUMBER_AUTO -1

enum as_filter_type { AS_FILTER_DENY, AS_FILTER_PERMIT };

extern void bgp_filter_init(void);
extern void bgp_filter_reset(void);

extern enum as_filter_type as_list_apply(struct as_list *, void *);

extern struct as_list *as_list_lookup(const char *);
extern void as_list_add_hook(void (*func)(char *));
extern void as_list_delete_hook(void (*func)(const char *));
extern bool config_bgp_aspath_validate(const char *regstr);

#endif /* _QUAGGA_BGP_FILTER_H */