VirtualBox

source: vbox/trunk/src/VBox/Runtime/common/path/nocrt-access.cpp@ 100031

Last change on this file since 100031 was 98103, checked in by vboxsync, 2 years ago

Copyright year updates by scm.

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File size: 2.8 KB
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1/* $Id: nocrt-access.cpp 98103 2023-01-17 14:15:46Z vboxsync $ */
2/** @file
3 * IPRT - No-CRT - access().
4 */
5
6/*
7 * Copyright (C) 2022-2023 Oracle and/or its affiliates.
8 *
9 * This file is part of VirtualBox base platform packages, as
10 * available from https://www.virtualbox.org.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation, in version 3 of the
15 * License.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, see <https://www.gnu.org/licenses>.
24 *
25 * The contents of this file may alternatively be used under the terms
26 * of the Common Development and Distribution License Version 1.0
27 * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
28 * in the VirtualBox distribution, in which case the provisions of the
29 * CDDL are applicable instead of those of the GPL.
30 *
31 * You may elect to license modified versions of this file under the
32 * terms and conditions of either the GPL or the CDDL or both.
33 *
34 * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
35 */
36
37
38/*********************************************************************************************************************************
39* Header Files *
40*********************************************************************************************************************************/
41#define IPRT_NO_CRT_FOR_3RD_PARTY
42#include "internal/nocrt.h"
43#include <iprt/nocrt/unistd.h>
44#include <iprt/nocrt/errno.h>
45#include <iprt/errcore.h>
46#include <iprt/path.h>
47
48
49#undef access
50int RT_NOCRT(access)(const char *pszPath, int fFlags) RT_NOEXCEPT
51{
52 RTFSOBJINFO ObjInfo;
53 int rc = RTPathQueryInfo(pszPath, &ObjInfo, RTFSOBJATTRADD_UNIX);
54 if (RT_SUCCESS(rc))
55 {
56 if (fFlags == F_OK)
57 return 0;
58 rc = 0;
59#if defined(RT_OS_WINDOWS) || defined(RT_OS_OS2)
60 /** @todo A proper answer on windows would require reading the security
61 * attributes and stuff. Faking it for now. */
62 if ((fFlags & W_OK) && (ObjInfo.Attr.fMode & RTFS_DOS_READONLY) && !RTFS_IS_DIRECTORY(ObjInfo.Attr.fMode))
63 rc = -1;
64 else if ((fFlags & X_OK) && !(ObjInfo.Attr.fMode & (RTFS_UNIX_IXOTH | RTFS_UNIX_IXGRP | RTFS_UNIX_IXUSR)))
65 rc = -1;
66#else
67# error "port me"
68#endif
69 if (!rc)
70 return rc;
71 errno = EACCES;
72 }
73 else
74 errno = RTErrConvertToErrno(rc);
75 return -1;
76}
77RT_ALIAS_AND_EXPORT_NOCRT_SYMBOL(access);
78
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