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/* $NetBSD: tun_component.c,v 1.1 2016/09/05 02:25:38 ozaki-r Exp $ */
/*
* Copyright (c) 2016 Internet Initiative Japan Inc.
* 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 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: tun_component.c,v 1.1 2016/09/05 02:25:38 ozaki-r Exp $");
#include <sys/param.h>
#include <sys/device.h>
#include <sys/stat.h>
#include <rump-sys/kern.h>
#include <rump-sys/vfs.h>
#include "ioconf.h"
RUMP_COMPONENT(RUMP_COMPONENT_NET_IF)
{
extern const struct cdevsw tun_cdevsw;
extern devmajor_t tun_bmajor, tun_cmajor;
int error;
error = devsw_attach("tun", NULL, &tun_bmajor,
&tun_cdevsw, &tun_cmajor);
if (error != 0)
panic("tun devsw attach failed: %d", error);
error = rump_vfs_makeonedevnode(S_IFCHR, "/dev/tun", tun_cmajor,
0xfffff);
if (error != 0)
panic("cannot create tun device node: %d", error);
error = rump_vfs_makedevnodes(S_IFCHR, "/dev/tun", '0', tun_cmajor,
0, 4);
if (error != 0)
panic("cannot create tun[0-4] device node: %d", error);
devsw_detach(NULL, &tun_cdevsw);
}
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