/*      $OpenBSD: parser.h,v 1.10 2023/06/21 09:47:03 sthen Exp $ */

/*
 * Copyright (c) 2004 Esben Norby <norby@openbsd.org>
 * Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef _PARSER_H_
#define _PARSER_H_

#include <sys/types.h>
#include <net/if.h>
#include <netinet/in.h>

enum actions {
        NONE,
        FIB,
        FIB_COUPLE,
        FIB_DECOUPLE,
        FIB_RELOAD,
        LOG_VERBOSE,
        LOG_BRIEF,
        SHOW,
        SHOW_SUM,
        SHOW_IFACE,
        SHOW_IFACE_DTAIL,
        SHOW_NBR,
        SHOW_NBR_DTAIL,
        SHOW_DB,
        SHOW_DBBYAREA,
        SHOW_DBEXT,
        SHOW_DBLINK,
        SHOW_DBNET,
        SHOW_DBRTR,
        SHOW_DBINTRA,
        SHOW_DBSELF,
        SHOW_DBSUM,
        SHOW_DBASBR,
        SHOW_RIB,
        SHOW_RIB_DTAIL,
        SHOW_FIB,
        RELOAD
};

struct parse_result {
        struct in6_addr addr;
        struct in_addr  area;
        char            ifname[IF_NAMESIZE];
        int             flags;
        enum actions    action;
        u_int8_t        prefixlen;
};

struct parse_result     *parse(int, char *[]);
int                      parse_addr(const char *, struct in6_addr *);
int                      parse_area(const char *, struct in_addr *);
int                      parse_prefix(const char *, struct in6_addr *,
                             u_int8_t *);

#endif  /* _PARSER_H_ */