xref: /illumos-gate/usr/src/uts/common/syscall/chmod.c (revision 7c478bd9)

/*
 * 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 1989 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
/*	  All Rights Reserved  	*/

/*
 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

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

#include <sys/param.h>
#include <sys/isa_defs.h>
#include <sys/types.h>
#include <sys/sysmacros.h>
#include <sys/dirent.h>
#include <sys/systm.h>
#include <sys/errno.h>
#include <sys/fcntl.h>
#include <sys/pathname.h>
#include <sys/vfs.h>
#include <sys/vnode.h>
#include <sys/file.h>
#include <sys/mode.h>
#include <sys/uio.h>
#include <sys/filio.h>
#include <sys/debug.h>

extern int	namesetattr(char *, enum symfollow, vattr_t *, int);
extern int	fdsetattr(int, vattr_t *);

/*
 * Change mode of file given path name.
 */
int
chmod(char *fname, int fmode)
{
	struct vattr vattr;

	vattr.va_mode = fmode & MODEMASK;
	vattr.va_mask = AT_MODE;
	return (namesetattr(fname, FOLLOW, &vattr, 0));
}

/*
 * Change mode of file given file descriptor.
 */
int
fchmod(int fd, int fmode)
{
	struct vattr vattr;

	vattr.va_mode = fmode & MODEMASK;
	vattr.va_mask = AT_MODE;
	return (fdsetattr(fd, &vattr));
}