/*	$NetBSD: extern.h,v 1.14 2009/10/21 01:07:46 snj Exp $	*/

/*
 * Copyright (c) 1997 Christos Zoulas.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

struct sockaddr;
struct sockaddr_x25;
struct sockaddr_ns;

void parse_show_opts(int, char * const *, int *, int *, const char **, bool);
/* show.c */
void show(int, char * const *);

/* route.c */
extern int nflag, Sflag;
#define NOTDEFSTRING "0.0.0.0/xxx.xxx.xxx.xxx\0"
int keyword(const char *);
int netmask_length(struct sockaddr *, int);
char *netmask_string(const struct sockaddr *, int, int);
const char *routename(const struct sockaddr *, struct sockaddr *, int);
const char *netname(const struct sockaddr *, struct sockaddr *);
const char *ns_print(struct sockaddr_ns *);
void usage(const char *)__attribute__((__noreturn__));