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create-test.c
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create-test.c
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/**
* @file create-test.c
*
* @copyright 2015-2020 Bill Zissimopoulos
*/
/*
* This file is part of WinFsp.
*
* You can redistribute it and/or modify it under the terms of the GNU
* General Public License version 3 as published by the Free Software
* Foundation.
*
* Licensees holding a valid commercial license may use this software
* in accordance with the commercial license agreement provided in
* conjunction with the software. The terms and conditions of any such
* commercial license agreement shall govern, supersede, and render
* ineffective any application of the GPLv3 license to this software,
* notwithstanding of any reference thereto in the software or
* associated repository.
*/
#include <winfsp/winfsp.h>
#include <tlib/testsuite.h>
#include <sddl.h>
#include <strsafe.h>
#include "memfs.h"
#include "winfsp-tests.h"
void create_dotest(ULONG Flags, PWSTR Prefix)
{
void *memfs = memfs_start(Flags);
HANDLE Handle;
BOOLEAN Success;
WCHAR FilePath[MAX_PATH];
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_FILE_EXISTS == GetLastError());
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_ALWAYS, FILE_ATTRIBUTE_HIDDEN, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_FILE_NOT_FOUND == GetLastError());
if (0 == Prefix)
{
/* double backslash at path root */
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\\\\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
if (0 == OptMountPoint)
{
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_INVALID_NAME == GetLastError());
}
}
/* invalid chars (wildcards) not allowed */
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\file0*",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_INVALID_NAME == GetLastError());
/* stream names can only appear as the last path component */
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\DOESNOTEXIST:foo\\file0*",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_INVALID_NAME == GetLastError());
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Success = CreateDirectoryW(FilePath, 0);
ASSERT(Success);
Success = CreateDirectoryW(FilePath, 0);
ASSERT(!Success);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1\\file2",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
{
/* attempt to DELETE_ON_CLOSE a non-empty directory! */
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1\\file2",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
}
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_FILE_NOT_FOUND == GetLastError());
if (-1 == Flags || 0 == Prefix)
{
/* backslash at path end */
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\file0\\",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
if (0 == OptMountPoint)
{
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_INVALID_NAME == GetLastError());
}
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1\\\\",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
if (0 == OptMountPoint && 0 == OptShareName)
{
Success = CreateDirectoryW(FilePath, 0);
ASSERT(!Success);
ASSERT(ERROR_INVALID_NAME == GetLastError());
}
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1\\",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Success = CreateDirectoryW(FilePath, 0);
ASSERT(Success);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
}
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
CREATE_NEW, FILE_ATTRIBUTE_TEMPORARY | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
memfs_stop(memfs);
}
void create_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH];
GetTestDirectory(DirBuf);
create_dotest(-1, DirBuf);
}
if (WinFspDiskTests)
create_dotest(MemfsDisk, 0);
if (WinFspNetTests)
create_dotest(MemfsNet, L"\\\\memfs\\share");
}
static void create_fileattr_dotest(ULONG Flags, PWSTR Prefix)
{
void *memfs = memfs_start(Flags);
HANDLE Handle;
BOOLEAN Success;
DWORD FileAttributes;
WCHAR FilePath[MAX_PATH];
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
FileAttributes = GetFileAttributesW(FilePath);
ASSERT(FILE_ATTRIBUTE_ARCHIVE == FileAttributes);
Success = DeleteFileW(FilePath);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_NEW, FILE_ATTRIBUTE_READONLY, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
FileAttributes = GetFileAttributesW(FilePath);
ASSERT((FILE_ATTRIBUTE_ARCHIVE | FILE_ATTRIBUTE_READONLY) == FileAttributes);
Success = SetFileAttributesW(FilePath, FILE_ATTRIBUTE_NORMAL);
ASSERT(Success);
Success = DeleteFileW(FilePath);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_NEW, FILE_ATTRIBUTE_SYSTEM, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
FileAttributes = GetFileAttributesW(FilePath);
ASSERT((FILE_ATTRIBUTE_ARCHIVE | FILE_ATTRIBUTE_SYSTEM) == FileAttributes);
Success = SetFileAttributesW(FilePath, FILE_ATTRIBUTE_NORMAL);
ASSERT(Success);
Success = DeleteFileW(FilePath);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_NEW, FILE_ATTRIBUTE_HIDDEN, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
FileAttributes = GetFileAttributesW(FilePath);
ASSERT((FILE_ATTRIBUTE_ARCHIVE | FILE_ATTRIBUTE_HIDDEN) == FileAttributes);
Success = SetFileAttributesW(FilePath, FILE_ATTRIBUTE_NORMAL);
ASSERT(Success);
Success = DeleteFileW(FilePath);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
FileAttributes = GetFileAttributesW(FilePath);
ASSERT(FILE_ATTRIBUTE_ARCHIVE == FileAttributes);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_ALWAYS, FILE_ATTRIBUTE_READONLY, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
FileAttributes = GetFileAttributesW(FilePath);
ASSERT((FILE_ATTRIBUTE_ARCHIVE | FILE_ATTRIBUTE_READONLY) == FileAttributes);
Success = SetFileAttributesW(FilePath, FILE_ATTRIBUTE_NORMAL);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_ALWAYS, FILE_ATTRIBUTE_SYSTEM, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
FileAttributes = GetFileAttributesW(FilePath);
ASSERT((FILE_ATTRIBUTE_ARCHIVE | FILE_ATTRIBUTE_SYSTEM) == FileAttributes);
Success = SetFileAttributesW(FilePath, FILE_ATTRIBUTE_NORMAL);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_ALWAYS, FILE_ATTRIBUTE_HIDDEN, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
FileAttributes = GetFileAttributesW(FilePath);
ASSERT((FILE_ATTRIBUTE_ARCHIVE | FILE_ATTRIBUTE_HIDDEN) == FileAttributes);
Success = SetFileAttributesW(FilePath, FILE_ATTRIBUTE_NORMAL);
ASSERT(Success);
Success = DeleteFileW(FilePath);
ASSERT(Success);
memfs_stop(memfs);
}
static void create_fileattr_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH];
GetTestDirectory(DirBuf);
create_fileattr_dotest(-1, DirBuf);
}
if (WinFspDiskTests)
create_fileattr_dotest(MemfsDisk, 0);
if (WinFspNetTests)
create_fileattr_dotest(MemfsNet, L"\\\\memfs\\share");
}
static void create_readonlydir_dotest(ULONG Flags, PWSTR Prefix)
{
void *memfs = memfs_start(Flags);
HANDLE Handle;
BOOLEAN Success;
DWORD FileAttributes;
WCHAR DirPath[MAX_PATH], FilePath[MAX_PATH];
StringCbPrintfW(DirPath, sizeof DirPath, L"%s%s\\dir0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir0\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Success = CreateDirectoryW(DirPath, 0);
ASSERT(Success);
Success = SetFileAttributesW(DirPath, FILE_ATTRIBUTE_DIRECTORY | FILE_ATTRIBUTE_READONLY);
ASSERT(Success);
FileAttributes = GetFileAttributesW(DirPath);
ASSERT((FILE_ATTRIBUTE_DIRECTORY | FILE_ATTRIBUTE_READONLY) == FileAttributes);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
Success = DeleteFileW(FilePath);
ASSERT(Success);
Success = RemoveDirectoryW(DirPath);
ASSERT(!Success);
ASSERT(ERROR_ACCESS_DENIED == GetLastError());
Success = SetFileAttributesW(DirPath, FILE_ATTRIBUTE_DIRECTORY);
ASSERT(Success);
FileAttributes = GetFileAttributesW(DirPath);
ASSERT(FILE_ATTRIBUTE_DIRECTORY == FileAttributes);
Success = RemoveDirectoryW(DirPath);
ASSERT(Success);
memfs_stop(memfs);
}
static void create_readonlydir_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH];
GetTestDirectory(DirBuf);
create_readonlydir_dotest(-1, DirBuf);
}
if (WinFspDiskTests)
create_readonlydir_dotest(MemfsDisk, 0);
if (WinFspNetTests)
create_readonlydir_dotest(MemfsNet, L"\\\\memfs\\share");
}
void create_related_dotest(ULONG Flags, PWSTR Prefix)
{
void *memfs = memfs_start(Flags);
HANDLE DirHandle, FileHandle;
NTSTATUS Result;
BOOLEAN Success;
WCHAR FilePath[MAX_PATH];
WCHAR UnicodePathBuf[MAX_PATH] = L"file2";
UNICODE_STRING UnicodePath;
OBJECT_ATTRIBUTES Obja;
IO_STATUS_BLOCK Iosb;
LARGE_INTEGER LargeZero = { 0 };
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Success = CreateDirectoryW(FilePath, 0);
ASSERT(Success);
DirHandle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != DirHandle);
UnicodePath.Length = (USHORT)wcslen(UnicodePathBuf) * sizeof(WCHAR);
UnicodePath.MaximumLength = sizeof UnicodePathBuf;
UnicodePath.Buffer = UnicodePathBuf;
InitializeObjectAttributes(&Obja, &UnicodePath, 0, DirHandle, 0);
Result = NtCreateFile(&FileHandle,
FILE_GENERIC_READ | FILE_GENERIC_WRITE | DELETE, &Obja, &Iosb,
&LargeZero, FILE_ATTRIBUTE_NORMAL, 0,
FILE_CREATE, FILE_DELETE_ON_CLOSE, 0, 0);
ASSERT(STATUS_SUCCESS == Result);
CloseHandle(FileHandle);
CloseHandle(DirHandle);
DirHandle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE == DirHandle);
ASSERT(ERROR_FILE_NOT_FOUND == GetLastError());
memfs_stop(memfs);
}
void create_related_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH];
GetTestDirectory(DirBuf);
create_related_dotest(-1, DirBuf);
}
if (WinFspDiskTests)
create_related_dotest(MemfsDisk, 0);
if (WinFspNetTests)
create_related_dotest(MemfsNet, L"\\\\memfs\\share");
}
void create_allocation_dotest(ULONG Flags, PWSTR Prefix, ULONG FileInfoTimeout)
{
void *memfs = memfs_start_ex(Flags, FileInfoTimeout);
HANDLE DirHandle, FileHandle, FileHandle2;
NTSTATUS Result;
BOOLEAN Success;
WCHAR FilePath[MAX_PATH];
WCHAR UnicodePathBuf[MAX_PATH] = L"file2";
UNICODE_STRING UnicodePath;
OBJECT_ATTRIBUTES Obja;
IO_STATUS_BLOCK Iosb;
LARGE_INTEGER AllocationSize;
FILE_STANDARD_INFO StandardInfo;
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Success = CreateDirectoryW(FilePath, 0);
ASSERT(Success);
DirHandle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != DirHandle);
AllocationSize.QuadPart = 65536;
UnicodePath.Length = (USHORT)wcslen(UnicodePathBuf) * sizeof(WCHAR);
UnicodePath.MaximumLength = sizeof UnicodePathBuf;
UnicodePath.Buffer = UnicodePathBuf;
InitializeObjectAttributes(&Obja, &UnicodePath, 0, DirHandle, 0);
Result = NtCreateFile(&FileHandle,
FILE_GENERIC_READ | FILE_GENERIC_WRITE | DELETE, &Obja, &Iosb,
&AllocationSize, FILE_ATTRIBUTE_NORMAL,
FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
FILE_CREATE, 0, 0, 0);
ASSERT(STATUS_SUCCESS == Result);
Success = GetFileInformationByHandleEx(FileHandle, FileStandardInfo, &StandardInfo, sizeof StandardInfo);
ASSERT(Success);
ASSERT(65536 == StandardInfo.AllocationSize.QuadPart);
AllocationSize.QuadPart = 0;
UnicodePath.Length = (USHORT)wcslen(UnicodePathBuf) * sizeof(WCHAR);
UnicodePath.MaximumLength = sizeof UnicodePathBuf;
UnicodePath.Buffer = UnicodePathBuf;
InitializeObjectAttributes(&Obja, &UnicodePath, 0, DirHandle, 0);
Result = NtCreateFile(&FileHandle2,
FILE_READ_ATTRIBUTES, &Obja, &Iosb,
&AllocationSize, FILE_ATTRIBUTE_NORMAL,
FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
FILE_OPEN, 0, 0, 0);
ASSERT(STATUS_SUCCESS == Result);
Success = GetFileInformationByHandleEx(FileHandle2, FileStandardInfo, &StandardInfo, sizeof StandardInfo);
ASSERT(Success);
ASSERT(65536 == StandardInfo.AllocationSize.QuadPart);
CloseHandle(FileHandle2);
AllocationSize.QuadPart = 0;
UnicodePath.Length = (USHORT)wcslen(UnicodePathBuf) * sizeof(WCHAR);
UnicodePath.MaximumLength = sizeof UnicodePathBuf;
UnicodePath.Buffer = UnicodePathBuf;
InitializeObjectAttributes(&Obja, &UnicodePath, 0, DirHandle, 0);
Result = NtCreateFile(&FileHandle2,
FILE_READ_ATTRIBUTES, &Obja, &Iosb,
&AllocationSize, FILE_ATTRIBUTE_NORMAL,
FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
FILE_OPEN, 0, 0, 0);
ASSERT(STATUS_SUCCESS == Result);
Success = GetFileInformationByHandleEx(FileHandle2, FileStandardInfo, &StandardInfo, sizeof StandardInfo);
ASSERT(Success);
ASSERT(65536 == StandardInfo.AllocationSize.QuadPart);
CloseHandle(FileHandle2);
CloseHandle(FileHandle);
AllocationSize.QuadPart = 0;
UnicodePath.Length = (USHORT)wcslen(UnicodePathBuf) * sizeof(WCHAR);
UnicodePath.MaximumLength = sizeof UnicodePathBuf;
UnicodePath.Buffer = UnicodePathBuf;
InitializeObjectAttributes(&Obja, &UnicodePath, 0, DirHandle, 0);
Result = NtCreateFile(&FileHandle,
FILE_READ_ATTRIBUTES, &Obja, &Iosb,
&AllocationSize, FILE_ATTRIBUTE_NORMAL, 0,
FILE_OPEN, 0, 0, 0);
ASSERT(STATUS_SUCCESS == Result);
Success = GetFileInformationByHandleEx(FileHandle, FileStandardInfo, &StandardInfo, sizeof StandardInfo);
ASSERT(Success);
ASSERT(0 == StandardInfo.AllocationSize.QuadPart);
CloseHandle(FileHandle);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1\\file2",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
FileHandle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != FileHandle);
CloseHandle(FileHandle);
CloseHandle(DirHandle);
memfs_stop(memfs);
}
void create_allocation_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH];
GetTestDirectory(DirBuf);
create_allocation_dotest(-1, DirBuf, 0);
}
if (WinFspDiskTests)
{
create_allocation_dotest(MemfsDisk, 0, 0);
create_allocation_dotest(MemfsDisk, 0, 1000);
create_allocation_dotest(MemfsDisk, 0, INFINITE);
}
if (WinFspNetTests)
{
create_allocation_dotest(MemfsNet, L"\\\\memfs\\share", 0);
create_allocation_dotest(MemfsNet, L"\\\\memfs\\share", 1000);
create_allocation_dotest(MemfsNet, L"\\\\memfs\\share", INFINITE);
}
}
void create_sd_dotest(ULONG Flags, PWSTR Prefix)
{
void *memfs = memfs_start(Flags);
static PWSTR Sddl = L"D:P(A;;GA;;;SY)(A;;GA;;;BA)(A;;GA;;;WD)";
UINT8 AbsoluteSecurityDescriptorBuf[SECURITY_DESCRIPTOR_MIN_LENGTH];
PSECURITY_DESCRIPTOR SecurityDescriptor, AbsoluteSecurityDescriptor = AbsoluteSecurityDescriptorBuf;
PSID Owner;
PACL Dacl;
BOOL OwnerDefaulted, DaclDefaulted, DaclPresent;
SECURITY_ATTRIBUTES SecurityAttributes = { 0 };
HANDLE Handle;
BOOLEAN Success;
WCHAR FilePath[MAX_PATH];
Success = ConvertStringSecurityDescriptorToSecurityDescriptorW(Sddl, SDDL_REVISION_1, &SecurityDescriptor, 0);
ASSERT(Success);
SecurityAttributes.nLength = sizeof SecurityAttributes;
SecurityAttributes.lpSecurityDescriptor = SecurityDescriptor;
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, &SecurityAttributes,
CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Success = CreateDirectoryW(FilePath, &SecurityAttributes);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
Success = InitializeSecurityDescriptor(AbsoluteSecurityDescriptor, SECURITY_DESCRIPTOR_REVISION);
ASSERT(Success);
Success = GetSecurityDescriptorOwner(SecurityDescriptor, &Owner, &OwnerDefaulted);
ASSERT(Success);
Success = SetSecurityDescriptorOwner(AbsoluteSecurityDescriptor, Owner, OwnerDefaulted);
ASSERT(Success);
Success = GetSecurityDescriptorGroup(SecurityDescriptor, &Owner, &OwnerDefaulted);
ASSERT(Success);
Success = SetSecurityDescriptorGroup(AbsoluteSecurityDescriptor, Owner, OwnerDefaulted);
ASSERT(Success);
Success = GetSecurityDescriptorDacl(SecurityDescriptor, &DaclPresent, &Dacl, &DaclDefaulted);
ASSERT(Success);
Success = SetSecurityDescriptorDacl(AbsoluteSecurityDescriptor, DaclPresent, Dacl, DaclDefaulted);
ASSERT(Success);
SecurityAttributes.nLength = sizeof SecurityAttributes;
SecurityAttributes.lpSecurityDescriptor = AbsoluteSecurityDescriptor;
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, &SecurityAttributes,
CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Success = CreateDirectoryW(FilePath, &SecurityAttributes);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
LocalFree(SecurityDescriptor);
memfs_stop(memfs);
}
void create_sd_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH];
GetTestDirectory(DirBuf);
create_sd_dotest(-1, DirBuf);
}
if (WinFspDiskTests)
create_sd_dotest(MemfsDisk, 0);
if (WinFspNetTests)
create_sd_dotest(MemfsNet, L"\\\\memfs\\share");
}
void create_notraverse_dotest(ULONG Flags, PWSTR Prefix)
{
void *memfs = memfs_start(Flags);
static PWSTR Sddl = L"D:P(A;;GRGWSD;;;WD)";
PSECURITY_DESCRIPTOR SecurityDescriptor;
SECURITY_ATTRIBUTES SecurityAttributes = { 0 };
LUID Luid;
TOKEN_PRIVILEGES Privileges;
HANDLE Handle, Token;
BOOLEAN Success;
WCHAR FilePath[MAX_PATH];
Success = ConvertStringSecurityDescriptorToSecurityDescriptorW(Sddl, SDDL_REVISION_1, &SecurityDescriptor, 0);
ASSERT(Success);
SecurityAttributes.nLength = sizeof SecurityAttributes;
SecurityAttributes.lpSecurityDescriptor = SecurityDescriptor;
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Success = CreateDirectoryW(FilePath, &SecurityAttributes);
ASSERT(Success);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1\\dir2",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Success = CreateDirectoryW(FilePath, &SecurityAttributes);
ASSERT(Success);
Success = LookupPrivilegeValueW(0, SE_CHANGE_NOTIFY_NAME, &Luid);
ASSERT(Success);
Success = OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &Token);
ASSERT(Success);
Privileges.PrivilegeCount = 1;
Privileges.Privileges[0].Attributes = 0;
Privileges.Privileges[0].Luid = Luid;
Success = AdjustTokenPrivileges(Token, FALSE, &Privileges, 0, 0, 0);
ASSERT(Success);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1\\dir2\\dir3",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Success = CreateDirectoryW(FilePath, &SecurityAttributes);
ASSERT(!Success);
ASSERT(ERROR_ACCESS_DENIED == GetLastError());
Privileges.PrivilegeCount = 1;
Privileges.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Privileges.Privileges[0].Luid = Luid;
Success = AdjustTokenPrivileges(Token, FALSE, &Privileges, 0, 0, 0);
ASSERT(Success);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1\\dir2\\dir3",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Success = CreateDirectoryW(FilePath, &SecurityAttributes);
ASSERT(Success);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1\\dir2\\dir3",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
DELETE, 0, 0, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1\\dir2",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
DELETE, 0, 0, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
DELETE, 0, 0, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
LocalFree(SecurityDescriptor);
memfs_stop(memfs);
}
void create_notraverse_test(void)
{
if (OptNoTraverseToken)
/* this test needs traverse access privilege in order to work */
return;
if (OptShareName)
/*
* This test does not work when going through a share!
* Does this suggest that traverse privilege is always on when going through shares?
*/
return;
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH];
GetTestDirectory(DirBuf);
create_notraverse_dotest(-1, DirBuf);
}
if (WinFspDiskTests)
create_notraverse_dotest(MemfsDisk, 0);
if (WinFspNetTests)
create_notraverse_dotest(MemfsNet, L"\\\\memfs\\share");
}
void create_backup_dotest(ULONG Flags, PWSTR Prefix)
{
void *memfs = memfs_start(Flags);
LUID Luid;
PRIVILEGE_SET RequiredPrivileges;
TOKEN_PRIVILEGES Privileges;
HANDLE Token;
BOOL Success;
Success = LookupPrivilegeValueW(0, SE_BACKUP_NAME, &Luid);
ASSERT(Success);
Success = OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &Token);
ASSERT(Success);
Privileges.PrivilegeCount = 1;
Privileges.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Privileges.Privileges[0].Luid = Luid;
Success = AdjustTokenPrivileges(Token, FALSE, &Privileges, 0, 0, 0);
ASSERT(Success);
RequiredPrivileges.PrivilegeCount = 1;
RequiredPrivileges.Control = PRIVILEGE_SET_ALL_NECESSARY;
RequiredPrivileges.Privilege[0].Attributes = 0;
RequiredPrivileges.Privilege[0].Luid = Luid;
ASSERT(PrivilegeCheck(Token, &RequiredPrivileges, &Success));
if (Success)
{
FspDebugLog(__FUNCTION__ ": HasBackupPrivilege\n");
static PWSTR Sddl = L"D:P(A;;SD;;;WD)";
PSECURITY_DESCRIPTOR SecurityDescriptor;
SECURITY_ATTRIBUTES SecurityAttributes = { 0 };
HANDLE Handle;
WCHAR FilePath[MAX_PATH];
Success = ConvertStringSecurityDescriptorToSecurityDescriptorW(Sddl, SDDL_REVISION_1, &SecurityDescriptor, 0);
ASSERT(Success);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Success = CreateDirectoryW(FilePath, 0);
ASSERT(Success);
SecurityAttributes.nLength = sizeof SecurityAttributes;
SecurityAttributes.lpSecurityDescriptor = SecurityDescriptor;
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE,
&SecurityAttributes, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
Handle = CreateFileW(FilePath,
GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_ACCESS_DENIED == GetLastError());
Handle = CreateFileW(FilePath,
GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
CloseHandle(Handle);
Privileges.PrivilegeCount = 1;
Privileges.Privileges[0].Attributes = 0;
Privileges.Privileges[0].Luid = Luid;
Success = AdjustTokenPrivileges(Token, FALSE, &Privileges, 0, 0, 0);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_ACCESS_DENIED == GetLastError());
Handle = CreateFileW(FilePath,
GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_ACCESS_DENIED == GetLastError());
Success = DeleteFileW(FilePath);
ASSERT(Success);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Success = RemoveDirectoryW(FilePath);
ASSERT(Success);
LocalFree(SecurityDescriptor);
}
CloseHandle(Token);
memfs_stop(memfs);
}
void create_backup_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH];
GetTestDirectory(DirBuf);
create_backup_dotest(-1, DirBuf);
}
if (WinFspDiskTests)
create_backup_dotest(MemfsDisk, 0);
if (WinFspNetTests)
create_backup_dotest(MemfsNet, L"\\\\memfs\\share");
}
void create_restore_dotest(ULONG Flags, PWSTR Prefix)
{
void *memfs = memfs_start(Flags);
LUID Luid;
PRIVILEGE_SET RequiredPrivileges;
TOKEN_PRIVILEGES Privileges;
HANDLE Token;
BOOL Success;
Success = LookupPrivilegeValueW(0, SE_RESTORE_NAME, &Luid);
ASSERT(Success);
Success = OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &Token);
ASSERT(Success);
Privileges.PrivilegeCount = 1;
Privileges.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Privileges.Privileges[0].Luid = Luid;
Success = AdjustTokenPrivileges(Token, FALSE, &Privileges, 0, 0, 0);
ASSERT(Success);
RequiredPrivileges.PrivilegeCount = 1;
RequiredPrivileges.Control = PRIVILEGE_SET_ALL_NECESSARY;
RequiredPrivileges.Privilege[0].Attributes = 0;
RequiredPrivileges.Privilege[0].Luid = Luid;
ASSERT(PrivilegeCheck(Token, &RequiredPrivileges, &Success));
if (Success)
{
FspDebugLog(__FUNCTION__ ": HasRestorePrivilege\n");
static PWSTR Sddl = L"D:P(A;;SD;;;WD)";
PSECURITY_DESCRIPTOR SecurityDescriptor;
SECURITY_ATTRIBUTES SecurityAttributes = { 0 };
HANDLE DirHandle, Handle;
WCHAR FilePath[MAX_PATH];
Success = ConvertStringSecurityDescriptorToSecurityDescriptorW(Sddl, SDDL_REVISION_1, &SecurityDescriptor, 0);
ASSERT(Success);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\dir1",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
SecurityAttributes.nLength = sizeof SecurityAttributes;
SecurityAttributes.lpSecurityDescriptor = SecurityDescriptor;
Success = CreateDirectoryW(FilePath, &SecurityAttributes);
ASSERT(Success);
DirHandle = CreateFileW(FilePath,
DELETE, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,