VirtualBox

source: vbox/trunk/src/VBox/Runtime/r3/posix/fs3-posix.cpp@ 103914

Last change on this file since 103914 was 98103, checked in by vboxsync, 23 months ago

Copyright year updates by scm.

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1/* $Id: fs3-posix.cpp 98103 2023-01-17 14:15:46Z vboxsync $ */
2/** @file
3 * IPRT - File System Helpers, POSIX, Part 3.
4 */
5
6/*
7 * Copyright (C) 2006-2023 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#include <iprt/fs.h>
42#include "internal/iprt.h"
43
44#include <iprt/assert.h>
45#include <iprt/string.h>
46#include "internal/fs.h"
47
48#include <sys/time.h>
49#include <grp.h>
50#include <pwd.h>
51
52
53/**
54 * Set user-owner additional attributes.
55 *
56 * @param pObjInfo The object info to fill add attrs for.
57 * @param uid The user id.
58 */
59void rtFsObjInfoAttrSetUnixOwner(PRTFSOBJINFO pObjInfo, RTUID uid)
60{
61 pObjInfo->Attr.enmAdditional = RTFSOBJATTRADD_UNIX_OWNER;
62 pObjInfo->Attr.u.UnixOwner.uid = uid;
63 pObjInfo->Attr.u.UnixOwner.szName[0] = '\0';
64
65 char achBuf[_4K];
66 struct passwd Pwd;
67 struct passwd *pPwd;
68 int rc = getpwuid_r(uid, &Pwd, achBuf, sizeof(achBuf), &pPwd);
69 if (!rc && pPwd)
70 RTStrCopy(pObjInfo->Attr.u.UnixOwner.szName, sizeof(pObjInfo->Attr.u.UnixOwner.szName), pPwd->pw_name);
71}
72
73
74/**
75 * Set user-group additional attributes.
76 *
77 * @param pObjInfo The object info to fill add attrs for.
78 * @param gid The group id.
79 */
80void rtFsObjInfoAttrSetUnixGroup(PRTFSOBJINFO pObjInfo, RTUID gid)
81{
82 pObjInfo->Attr.enmAdditional = RTFSOBJATTRADD_UNIX_GROUP;
83 pObjInfo->Attr.u.UnixGroup.gid = gid;
84 pObjInfo->Attr.u.UnixGroup.szName[0] = '\0';
85
86 char achBuf[_4K];
87 struct group Grp;
88 struct group *pGrp;
89
90 int rc = getgrgid_r(gid, &Grp, achBuf, sizeof(achBuf), &pGrp);
91 if (!rc && pGrp)
92 RTStrCopy(pObjInfo->Attr.u.UnixGroup.szName, sizeof(pObjInfo->Attr.u.UnixGroup.szName), pGrp->gr_name);
93}
94
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