diff options
Diffstat (limited to 'src/VBox/Runtime/r3/nt/RTFileSetMode-r3-nt.cpp')
| -rw-r--r-- | src/VBox/Runtime/r3/nt/RTFileSetMode-r3-nt.cpp | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/src/VBox/Runtime/r3/nt/RTFileSetMode-r3-nt.cpp b/src/VBox/Runtime/r3/nt/RTFileSetMode-r3-nt.cpp new file mode 100644 index 00000000..2ec31d14 --- /dev/null +++ b/src/VBox/Runtime/r3/nt/RTFileSetMode-r3-nt.cpp @@ -0,0 +1,92 @@ +/* $Id: RTFileSetMode-r3-nt.cpp $ */ +/** @file + * IPRT - RTFileSetMode, Native NT. + */ + +/* + * Copyright (C) 2006-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#define LOG_GROUP RTLOGGROUP_FILE +#include "internal-r3-nt.h" + +#include <iprt/file.h> +#include <iprt/err.h> + +#include "internal/fs.h" + + +/** + * Common worker for RTFileSetMode, RTPathSetMode and RTDirRelPathSetMode. + * + * @returns IPRT status code. + * @param hNativeFile The NT handle to the file system object. + * @param fMode Valid and normalized file mode mask to set. + */ +DECLHIDDEN(int) rtNtFileSetModeWorker(HANDLE hNativeFile, RTFMODE fMode) +{ + IO_STATUS_BLOCK Ios = RTNT_IO_STATUS_BLOCK_INITIALIZER; + FILE_BASIC_INFORMATION BasicInfo; + BasicInfo.CreationTime.QuadPart = 0; + BasicInfo.ChangeTime.QuadPart = 0; + BasicInfo.LastAccessTime.QuadPart = 0; + BasicInfo.LastWriteTime.QuadPart = 0; + BasicInfo.FileAttributes = (fMode & ~( RTFS_DOS_NT_ENCRYPTED + | RTFS_DOS_NT_COMPRESSED + | RTFS_DOS_NT_REPARSE_POINT + | RTFS_DOS_NT_SPARSE_FILE + | RTFS_DOS_NT_DEVICE + | RTFS_DOS_DIRECTORY) + & RTFS_DOS_MASK_NT) + >> RTFS_DOS_SHIFT; + Assert(!(BasicInfo.FileAttributes & ~0x31a7U /* FILE_ATTRIBUTE_VALID_SET_FLAGS */)); + if (!BasicInfo.FileAttributes) + BasicInfo.FileAttributes |= FILE_ATTRIBUTE_NORMAL; + + NTSTATUS rcNt = NtSetInformationFile(hNativeFile, &Ios, &BasicInfo, sizeof(BasicInfo), FileBasicInformation); + if (NT_SUCCESS(rcNt)) + return VINF_SUCCESS; + return RTErrConvertFromNtStatus(rcNt); +} + + +RTDECL(int) RTFileSetMode(RTFILE hFile, RTFMODE fMode) +{ + HANDLE hNative = (HANDLE)RTFileToNative(hFile); + AssertReturn(hNative != RTNT_INVALID_HANDLE_VALUE, VERR_INVALID_HANDLE); + fMode = rtFsModeNormalize(fMode, NULL, 0, RTFS_TYPE_FILE); + AssertReturn(rtFsModeIsValidPermissions(fMode), VERR_INVALID_FMODE); + + return rtNtFileSetModeWorker(hNative, fMode); +} |