xref: /titanic_52/usr/src/uts/common/syscall/uname.c (revision 7c478bd95313f5f23a4c958a745db2134aa03244)

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (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 2003 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
/*	  All Rights Reserved	*/


#pragma ident	"%Z%%M%	%I%	%E% SMI"

#include <sys/param.h>
#include <sys/types.h>
#include <sys/sysmacros.h>
#include <sys/systm.h>
#include <sys/errno.h>
#include <sys/utsname.h>
#include <sys/debug.h>

int
uname(struct utsname *buf)
{
	char *name_to_use = uts_nodename();

	if (copyout(utsname.sysname, buf->sysname, strlen(utsname.sysname)+1)) {
		return (set_errno(EFAULT));
	}
	if (copyout(name_to_use, buf->nodename, strlen(name_to_use)+1)) {
		return (set_errno(EFAULT));
	}
	if (copyout(utsname.release, buf->release, strlen(utsname.release)+1)) {
		return (set_errno(EFAULT));
	}
	if (copyout(utsname.version, buf->version, strlen(utsname.version)+1)) {
		return (set_errno(EFAULT));
	}
	if (copyout(utsname.machine, buf->machine, strlen(utsname.machine)+1)) {
		return (set_errno(EFAULT));
	}
	return (1);	/* XXX why 1 and not 0? 1003.1 says "non-negative" */
}