OpenBSD-4.6/usr.bin/gzsig/gzsig.c

/* $OpenBSD: gzsig.c,v 1.3 2005/05/29 09:10:23 djm Exp $ */

/*
 * gzsig.c
 *
 * Copyright (c) 2001 Dug Song <dugsong@arbor.net>
 * Copyright (c) 2001 Arbor Networks, Inc.
 *
 *   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.
 *   3. The names of the copyright holders may not be used to endorse or
 *      promote products derived from this software without specific
 *      prior written permission.
 * 
 *   THIS SOFTWARE IS PROVIDED ``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.
 * 
 * $Vendor: gzsig.c,v 1.2 2005/04/01 16:47:31 dugsong Exp $
 */

#include <stdio.h>
#include <string.h>
#include <stdlib.h>

#include "extern.h"

static void
usage(void)
{
	sign_usage();
	verify_usage();
	exit(1);
}

int
main(int argc, char *argv[])
{
	if (argc < 2)
		usage();

	if (strcmp(argv[1], "sign") == 0) {
		sign(argc - 1, argv + 1);
	} else if (strcmp(argv[1], "verify") == 0) {
		verify(argc - 1, argv + 1);
	} else {
		usage();
	}

	exit(0);
}