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 (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright (c) 1994, 2010, Oracle and/or its affiliates. All rights reserved.
24 */
25
26/*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
27/*	  All Rights Reserved  	*/
28
29/*
30 * Portions of this source code were derived from Berkeley 4.3 BSD
31 * under license from the Regents of the University of California.
32 */
33
34#include <sys/param.h>
35#include <sys/isa_defs.h>
36#include <sys/types.h>
37#include <sys/sysmacros.h>
38#include <sys/systm.h>
39#include <sys/user.h>
40#include <sys/errno.h>
41#include <sys/vnode.h>
42#include <sys/file.h>
43#include <sys/fcntl.h>
44#include <sys/uio.h>
45#include <sys/debug.h>
46#include <c2/audit.h>
47
48/*
49 * Make a directory.
50 */
51int
52mkdirat(int fd, char *dname, int dmode)
53{
54	vnode_t *startvp;
55	vnode_t *vp;
56	struct vattr vattr;
57	int error;
58
59	vattr.va_type = VDIR;
60	vattr.va_mode = dmode & PERMMASK;
61	vattr.va_mask = AT_TYPE|AT_MODE;
62
63	if (dname == NULL)
64		return (set_errno(EFAULT));
65	if ((error = fgetstartvp(fd, dname, &startvp)) != 0)
66		return (set_errno(error));
67	if (AU_AUDITING() && startvp != NULL)
68		audit_setfsat_path(1);
69
70	error = vn_createat(dname, UIO_USERSPACE, &vattr, EXCL, 0, &vp,
71	    CRMKDIR, 0, PTOU(curproc)->u_cmask, startvp);
72	if (startvp != NULL)
73		VN_RELE(startvp);
74	if (error)
75		return (set_errno(error));
76	VN_RELE(vp);
77	return (0);
78}
79
80int
81mkdir(char *dname, int dmode)
82{
83	return (mkdirat(AT_FDCWD, dname, dmode));
84}
85