/*
 *  $Id: util.h,v 1.1.1.1 1999/04/26 22:44:54 route Exp $
 *
 *  Firewalk
 *  util interface
 *
 *  Copyright (c) 1999 Mike D. Schiffman <mike@infonexus.com>
 *  Copyright (c) 1998 Mike D. Schiffman <mds@es2.net>
 *  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 AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
 *
 */

#ifndef _UTIL_H
#define _UTIL_H

#include <unistd.h>

/*
 *  Write output to either the main gtk window (if HAVE_GTK is defined) or
 *  to stdout.  Also writes to a file if the file descriptor is opened.
 */

void
fire_write(
    unsigned char *,
    ...
    );


/*
 *  Called by the GTK interface to verify the addresses.
 */
int
firewalk_confirm_addr(
    u_char *,            /* gateway IP addr */
    u_char *            /* destination IP addr */
    );

void
usage(
    u_char *                    /* pointer to argv[0] */
    );

#endif /* _UTIL_H */

/* EOF */
