/*
* 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 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/*
* RDC user level ioctl interface
*/
#include <stdio.h>
#include <unistd.h>
#include <sys/types.h>
#include <fcntl.h>
#include <sys/nsctl/sd_cache.h>
#include <sys/nsctl/sd_conf.h>
#include <sys/nsctl/rdc_ioctl.h>
#include <sys/unistat/spcs_s.h>
#include <sys/unistat/spcs_s_u.h>
const char *__rdc_dev = "/dev/rdc";
static int __rdc_fd;
static int
__rdc_open(void)
{
int fd = open(__rdc_dev, O_RDONLY);
if (fd < 0)
return (-1);
return (__rdc_fd = fd);
}
int
rdc_ioctl(long cmd, long a0, long a1, long a2, long a3, long a4,
spcs_s_info_t ustatus)
{
_rdc_ioctl_t args;
if (!__rdc_fd && __rdc_open() < 0)
return (-1);
args.arg0 = a0;
args.arg1 = a1;
args.arg2 = a2;
args.arg3 = a3;
args.arg4 = a4;
args.magic = RDC_MAGIC; /* for versioning */
args.ustatus = ustatus;
return (ioctl(__rdc_fd, cmd, &args));
}
/*
* Simple form of the ioctl, just pass the command and buffer address
* to the kernel.
*/
int
rdc_ioctl_simple(long cmd, void *addr)
{
if (!__rdc_fd && __rdc_open() < 0)
return (-1);
return (ioctl(__rdc_fd, cmd, addr));
}