17c478bdstevel@tonic-gate/*
27c478bdstevel@tonic-gate * CDDL HEADER START
37c478bdstevel@tonic-gate *
47c478bdstevel@tonic-gate * The contents of this file are subject to the terms of the
5f48205bcasper * Common Development and Distribution License (the "License").
6f48205bcasper * You may not use this file except in compliance with the License.
77c478bdstevel@tonic-gate *
87c478bdstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bdstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
107c478bdstevel@tonic-gate * See the License for the specific language governing permissions
117c478bdstevel@tonic-gate * and limitations under the License.
127c478bdstevel@tonic-gate *
137c478bdstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
147c478bdstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bdstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
167c478bdstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
177c478bdstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bdstevel@tonic-gate *
197c478bdstevel@tonic-gate * CDDL HEADER END
207c478bdstevel@tonic-gate */
218fd04b8Roger A. Faulkner
227c478bdstevel@tonic-gate/*
23c4d3e29Brent Paulson * Copyright (c) 1994, 2010, Oracle and/or its affiliates. All rights reserved.
247c478bdstevel@tonic-gate */
257c478bdstevel@tonic-gate
267c478bdstevel@tonic-gate/*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
277c478bdstevel@tonic-gate/*	  All Rights Reserved  	*/
287c478bdstevel@tonic-gate
297c478bdstevel@tonic-gate/*
307c478bdstevel@tonic-gate * Portions of this source code were derived from Berkeley 4.3 BSD
317c478bdstevel@tonic-gate * under license from the Regents of the University of California.
327c478bdstevel@tonic-gate */
337c478bdstevel@tonic-gate
347c478bdstevel@tonic-gate#include <sys/param.h>
357c478bdstevel@tonic-gate#include <sys/isa_defs.h>
367c478bdstevel@tonic-gate#include <sys/types.h>
377c478bdstevel@tonic-gate#include <sys/sysmacros.h>
387c478bdstevel@tonic-gate#include <sys/systm.h>
397c478bdstevel@tonic-gate#include <sys/errno.h>
407c478bdstevel@tonic-gate#include <sys/fcntl.h>
417c478bdstevel@tonic-gate#include <sys/pathname.h>
427c478bdstevel@tonic-gate#include <sys/var.h>
437c478bdstevel@tonic-gate#include <sys/vfs.h>
447c478bdstevel@tonic-gate#include <sys/vnode.h>
457c478bdstevel@tonic-gate#include <sys/file.h>
467c478bdstevel@tonic-gate#include <sys/mode.h>
477c478bdstevel@tonic-gate#include <sys/proc.h>
487c478bdstevel@tonic-gate#include <sys/uio.h>
497c478bdstevel@tonic-gate#include <sys/filio.h>
507c478bdstevel@tonic-gate#include <sys/fcntl.h>
517c478bdstevel@tonic-gate#include <sys/debug.h>
527c478bdstevel@tonic-gate#include <c2/audit.h>
537c478bdstevel@tonic-gate
547c478bdstevel@tonic-gate/*
558fd04b8Roger A. Faulkner * Change ownership of file.
567c478bdstevel@tonic-gate */
577c478bdstevel@tonic-gateint
58794f0adRoger A. Faulknerfchownat(int fd, char *path, uid_t uid, gid_t gid, int flag)
597c478bdstevel@tonic-gate{
607c478bdstevel@tonic-gate	struct vattr 	vattr;
61794f0adRoger A. Faulkner	int 		error;
62bda8958jp	struct zone	*zone = crgetzone(CRED());
637c478bdstevel@tonic-gate
64bda8958jp	if (uid != (uid_t)-1 && !VALID_UID(uid, zone) ||
65bda8958jp	    gid != (gid_t)-1 && !VALID_GID(gid, zone)) {
667c478bdstevel@tonic-gate		return (set_errno(EINVAL));
67f48205bcasper	}
687c478bdstevel@tonic-gate	vattr.va_uid = uid;
697c478bdstevel@tonic-gate	vattr.va_gid = gid;
707c478bdstevel@tonic-gate	vattr.va_mask = 0;
717c478bdstevel@tonic-gate	if (vattr.va_uid != -1)
727c478bdstevel@tonic-gate		vattr.va_mask |= AT_UID;
737c478bdstevel@tonic-gate	if (vattr.va_gid != -1)
747c478bdstevel@tonic-gate		vattr.va_mask |= AT_GID;
757c478bdstevel@tonic-gate
76794f0adRoger A. Faulkner	error = fsetattrat(fd, path, flag, &vattr);
77794f0adRoger A. Faulkner	if (error)
787c478bdstevel@tonic-gate		return (set_errno(error));
79794f0adRoger A. Faulkner	return (0);
807c478bdstevel@tonic-gate}
818fd04b8Roger A. Faulkner
827c478bdstevel@tonic-gateint
83794f0adRoger A. Faulknerchown(char *path, uid_t uid, gid_t gid)
847c478bdstevel@tonic-gate{
85794f0adRoger A. Faulkner	return (fchownat(AT_FDCWD, path, uid, gid, 0));
867c478bdstevel@tonic-gate}
877c478bdstevel@tonic-gate
887c478bdstevel@tonic-gateint
89794f0adRoger A. Faulknerlchown(char *path, uid_t uid, gid_t gid)
907c478bdstevel@tonic-gate{
91794f0adRoger A. Faulkner	return (fchownat(AT_FDCWD, path, uid, gid, AT_SYMLINK_NOFOLLOW));
927c478bdstevel@tonic-gate}
937c478bdstevel@tonic-gate
947c478bdstevel@tonic-gateint
957c478bdstevel@tonic-gatefchown(int fd, uid_t uid, uid_t gid)
967c478bdstevel@tonic-gate{
978fd04b8Roger A. Faulkner	return (fchownat(fd, NULL, uid, gid, 0));
987c478bdstevel@tonic-gate}
99