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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License, Version 1.0 only
      6  * (the "License").  You may not use this file except in compliance
      7  * with the License.
      8  *
      9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     10  * or http://www.opensolaris.org/os/licensing.
     11  * See the License for the specific language governing permissions
     12  * and limitations under the License.
     13  *
     14  * When distributing Covered Code, include this CDDL HEADER in each
     15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     16  * If applicable, add the following below this CDDL HEADER, with the
     17  * fields enclosed by brackets "[]" replaced with your own identifying
     18  * information: Portions Copyright [yyyy] [name of copyright owner]
     19  *
     20  * CDDL HEADER END
     21  */
     22 /*
     23  * Copyright 1989 Sun Microsystems, Inc.  All rights reserved.
     24  * Use is subject to license terms.
     25  */
     26 
     27 /*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
     28 /*	  All Rights Reserved  	*/
     29 
     30 /*
     31  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
     32  * Use is subject to license terms.
     33  */
     34 
     35 #ident	"@(#)chmod.c	1.4	05/06/08 SMI"
     36 
     37 #include <sys/param.h>
     38 #include <sys/isa_defs.h>
     39 #include <sys/types.h>
     40 #include <sys/sysmacros.h>
     41 #include <sys/dirent.h>
     42 #include <sys/systm.h>
     43 #include <sys/errno.h>
     44 #include <sys/fcntl.h>
     45 #include <sys/pathname.h>
     46 #include <sys/vfs.h>
     47 #include <sys/vnode.h>
     48 #include <sys/file.h>
     49 #include <sys/mode.h>
     50 #include <sys/uio.h>
     51 #include <sys/filio.h>
     52 #include <sys/debug.h>
     53 
     54 extern int	namesetattr(char *, enum symfollow, vattr_t *, int);
     55 extern int	fdsetattr(int, vattr_t *);
     56 
     57 /*
     58  * Change mode of file given path name.
     59  */
     60 int
     61 chmod(char *fname, int fmode)
     62 {
     63 	struct vattr vattr;
     64 
     65 	vattr.va_mode = fmode & MODEMASK;
     66 	vattr.va_mask = AT_MODE;
     67 	return (namesetattr(fname, FOLLOW, &vattr, 0));
     68 }
     69 
     70 /*
     71  * Change mode of file given file descriptor.
     72  */
     73 int
     74 fchmod(int fd, int fmode)
     75 {
     76 	struct vattr vattr;
     77 
     78 	vattr.va_mode = fmode & MODEMASK;
     79 	vattr.va_mask = AT_MODE;
     80 	return (fdsetattr(fd, &vattr));
     81 }
     82