/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#include <regex.h>
#include <devfsadm.h>
#include <stdio.h>
#include <strings.h>
#include <stdlib.h>
#include <limits.h>
#include <sys/mkdev.h>
#include <sys/fs/zfs.h>
/* zfs name info */
static int zfs(di_minor_t minor, di_node_t node);
/*
* devfs create callback register
*/
static devfsadm_create_t zfs_create_cbt[] = {
{ "pseudo", "ddi_pseudo", ZFS_DRIVER,
TYPE_EXACT | DRV_EXACT, ILEVEL_0, zfs,
},
};
DEVFSADM_CREATE_INIT_V0(zfs_create_cbt);
/*
* The zfs control node looks like this:
* /dev/zfs -> /devices/pseudo/zfs@0:zfs
*/
static int
zfs(di_minor_t minor, di_node_t node)
{
char mn[MAXNAMELEN + 1];
(void) strcpy(mn, di_minor_name(minor));
if (strcmp(mn, ZFS_DRIVER) == 0) {
(void) devfsadm_mklink(ZFS_DRIVER, node, minor, 0);
}
return (DEVFSADM_CONTINUE);
}