| 1 | /* $Id: RTPathSetMode-r3-nt.cpp 82968 2020-02-04 10:35:17Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - RTPathSetMode, Native NT.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2020 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 |
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| 28 | /*********************************************************************************************************************************
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| 29 | * Header Files *
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| 30 | *********************************************************************************************************************************/
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| 31 | #define LOG_GROUP RTLOGGROUP_FILE
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| 32 | #include "internal-r3-nt.h"
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| 33 |
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| 34 | #include <iprt/path.h>
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| 35 | #include <iprt/err.h>
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| 36 |
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| 37 | #include "internal/fs.h"
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| 38 |
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| 39 |
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| 40 |
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| 41 | RTDECL(int) RTPathSetMode(const char *pszPath, RTFMODE fMode)
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| 42 | {
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| 43 | fMode = rtFsModeNormalize(fMode, pszPath, 0, 0);
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| 44 | AssertReturn(rtFsModeIsValidPermissions(fMode), VERR_INVALID_FMODE);
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| 45 |
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| 46 | /*
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| 47 | * Convert and normalize the path.
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| 48 | */
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| 49 | UNICODE_STRING NtName;
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| 50 | HANDLE hRootDir;
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| 51 | int rc = RTNtPathFromWinUtf8(&NtName, &hRootDir, pszPath);
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| 52 | if (RT_SUCCESS(rc))
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| 53 | {
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| 54 | HANDLE hPath = RTNT_INVALID_HANDLE_VALUE;
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| 55 | IO_STATUS_BLOCK Ios = RTNT_IO_STATUS_BLOCK_INITIALIZER;
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| 56 | OBJECT_ATTRIBUTES ObjAttr;
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| 57 | InitializeObjectAttributes(&ObjAttr, &NtName, 0 /*fAttrib*/, hRootDir, NULL);
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| 58 |
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| 59 | ULONG fOpenOptions = FILE_OPEN_FOR_BACKUP_INTENT | FILE_SYNCHRONOUS_IO_NONALERT | FILE_OPEN_REPARSE_POINT;
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| 60 | //if (fFlags & RTPATH_F_ON_LINK)
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| 61 | // fOpenOptions |= FILE_OPEN_REPARSE_POINT;
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| 62 | NTSTATUS rcNt = NtCreateFile(&hPath,
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| 63 | FILE_WRITE_ATTRIBUTES | SYNCHRONIZE,
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| 64 | &ObjAttr,
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| 65 | &Ios,
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| 66 | NULL /*AllocationSize*/,
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| 67 | FILE_ATTRIBUTE_NORMAL,
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| 68 | FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE,
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| 69 | FILE_OPEN,
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| 70 | fOpenOptions,
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| 71 | NULL /*EaBuffer*/,
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| 72 | 0 /*EaLength*/);
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| 73 | if (NT_SUCCESS(rcNt))
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| 74 | {
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| 75 | rc = rtNtFileSetModeWorker(hPath, fMode);
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| 76 |
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| 77 | rcNt = NtClose(hPath);
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| 78 | if (!NT_SUCCESS(rcNt) && RT_SUCCESS(rc))
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| 79 | rc = RTErrConvertFromNtStatus(rcNt);
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| 80 | }
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| 81 | else
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| 82 | rc = RTErrConvertFromNtStatus(rcNt);
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| 83 |
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| 84 | RTNtPathFree(&NtName, &hRootDir);
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| 85 | }
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| 86 | return rc;
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| 87 | }
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| 88 |
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