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📁 ..
📄 Makefile(1.9 KB)
📄 Makefile.depend(317 B)
📄 Makefile.depend.options(173 B)
📄 af_inet.c(6.51 KB)
📄 af_inet6.c(15.04 KB)
📄 af_link.c(6 KB)
📄 af_nd6.c(4.69 KB)
📄 carp.c(5.75 KB)
📄 ifbridge.c(18.07 KB)
📄 ifclone.c(5.27 KB)
📄 ifconfig.8(95.43 KB)
📄 ifconfig.c(40.91 KB)
📄 ifconfig.h(5.59 KB)
📄 iffib.c(3.31 KB)
📄 ifgif.c(2.81 KB)
📄 ifgre.c(3.84 KB)
📄 ifgroup.c(4.98 KB)
📄 ifieee80211.c(154.78 KB)
📄 ifipsec.c(2.6 KB)
📄 iflagg.c(9.06 KB)
📄 ifmac.c(3.29 KB)
📄 ifmedia.c(21.05 KB)
📄 ifpfsync.c(6.76 KB)
📄 ifvlan.c(8.09 KB)
📄 ifvxlan.c(15.56 KB)
📄 sfp.c(4.41 KB)
📁 tests

Editing: ifgif.c

/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 2009 Hiroki Sato.  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 OR HIS RELATIVES 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 MIND, 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 lint
static const char rcsid[] =
  "$FreeBSD$";
#endif

#include <sys/param.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/sockio.h>

#include <stdlib.h>
#include <unistd.h>

#include <net/ethernet.h>
#include <net/if.h>
#include <net/if_gif.h>
#include <net/route.h>

#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <err.h>
#include <errno.h>

#include "ifconfig.h"

#define	GIFBITS	"\020\2IGNORE_SOURCE"

static void	gif_status(int);

static void
gif_status(int s)
{
	int opts;

ifr.ifr_data = (caddr_t)&opts;
	if (ioctl(s, GIFGOPTS, &ifr) == -1)
		return;
	if (opts == 0)
		return;
	printb("\toptions", opts, GIFBITS);
	putchar('\n');
}

static void
setgifopts(const char *val, int d, int s, const struct afswtch *afp)
{
	int opts;

ifr.ifr_data = (caddr_t)&opts;
	if (ioctl(s, GIFGOPTS, &ifr) == -1) {
		warn("ioctl(GIFGOPTS)");
		return;
	}

if (d < 0)
		opts &= ~(-d);
	else
		opts |= d;

if (ioctl(s, GIFSOPTS, &ifr) == -1) {
		warn("ioctl(GIFSOPTS)");
		return;
	}
}

static struct cmd gif_cmds[] = {
	DEF_CMD("ignore_source",	GIF_IGNORE_SOURCE,	setgifopts),
	DEF_CMD("-ignore_source",	-GIF_IGNORE_SOURCE,	setgifopts),
};

static struct afswtch af_gif = {
	.af_name	= "af_gif",
	.af_af		= AF_UNSPEC,
	.af_other_status = gif_status,
};

static __constructor void
gif_ctor(void)
{
	size_t i;

for (i = 0; i < nitems(gif_cmds); i++)
		cmd_register(&gif_cmds[i]);
	af_register(&af_gif);
}

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Editing: ifgif.c

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