fileinfo.h

/*
  Dokan : user-mode file system library for Windows

  Copyright (C) 2020 - 2023 Google, Inc.
  Copyright (C) 2015 - 2019 Adrien J. <liryna.stark@gmail.com> and Maxime C. <maxime@islog.com>
  Copyright (C) 2007 - 2011 Hiroki Asakawa <info@dokan-dev.net>

  http://dokan-dev.github.io

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free
Software Foundation; either version 3 of the License, or (at your option) any
later version.

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 Lesser General Public License along
with this program. If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef FILEINFO_H_
#define FILEINFO_H_

#define IRP_MJ_CREATE 0x00
#define IRP_MJ_CREATE_NAMED_PIPE 0x01
#define IRP_MJ_CLOSE 0x02
#define IRP_MJ_READ 0x03
#define IRP_MJ_WRITE 0x04
#define IRP_MJ_QUERY_INFORMATION 0x05
#define IRP_MJ_SET_INFORMATION 0x06
#define IRP_MJ_QUERY_EA 0x07
#define IRP_MJ_SET_EA 0x08
#define IRP_MJ_FLUSH_BUFFERS 0x09
#define IRP_MJ_QUERY_VOLUME_INFORMATION 0x0a
#define IRP_MJ_SET_VOLUME_INFORMATION 0x0b
#define IRP_MJ_DIRECTORY_CONTROL 0x0c
#define IRP_MJ_FILE_SYSTEM_CONTROL 0x0d
#define IRP_MJ_DEVICE_CONTROL 0x0e
#define IRP_MJ_INTERNAL_DEVICE_CONTROL 0x0f
#define IRP_MJ_SHUTDOWN 0x10
#define IRP_MJ_LOCK_CONTROL 0x11
#define IRP_MJ_CLEANUP 0x12
#define IRP_MJ_CREATE_MAILSLOT 0x13
#define IRP_MJ_QUERY_SECURITY 0x14
#define IRP_MJ_SET_SECURITY 0x15
#define IRP_MJ_POWER 0x16
#define IRP_MJ_SYSTEM_CONTROL 0x17
#define IRP_MJ_DEVICE_CHANGE 0x18
#define IRP_MJ_QUERY_QUOTA 0x19
#define IRP_MJ_SET_QUOTA 0x1a
#define IRP_MJ_PNP 0x1b
#define IRP_MJ_PNP_POWER IRP_MJ_PNP
#define IRP_MJ_MAXIMUM_FUNCTION 0x1b

#define IRP_MN_LOCK 0x01
#define IRP_MN_UNLOCK_SINGLE 0x02
#define IRP_MN_UNLOCK_ALL 0x03
#define IRP_MN_UNLOCK_ALL_BY_KEY 0x04

typedef enum _FILE_INFORMATION_CLASS {
    FileDirectoryInformation = 1,
    FileFullDirectoryInformation,            // 2
    FileBothDirectoryInformation,            // 3
    FileBasicInformation,                    // 4
    FileStandardInformation,                 // 5
    FileInternalInformation,                 // 6
    FileEaInformation,                       // 7
    FileAccessInformation,                   // 8
    FileNameInformation,                     // 9
    FileRenameInformation,                   // 10
    FileLinkInformation,                     // 11
    FileNamesInformation,                    // 12
    FileDispositionInformation,              // 13
    FilePositionInformation,                 // 14
    FileFullEaInformation,                   // 15
    FileModeInformation,                     // 16
    FileAlignmentInformation,                // 17
    FileAllInformation,                      // 18
    FileAllocationInformation,               // 19
    FileEndOfFileInformation,                // 20
    FileAlternateNameInformation,            // 21
    FileStreamInformation,                   // 22
    FilePipeInformation,                     // 23
    FilePipeLocalInformation,                // 24
    FilePipeRemoteInformation,               // 25
    FileMailslotQueryInformation,            // 26
    FileMailslotSetInformation,              // 27
    FileCompressionInformation,              // 28
    FileObjectIdInformation,                 // 29
    FileCompletionInformation,               // 30
    FileMoveClusterInformation,              // 31
    FileQuotaInformation,                    // 32
    FileReparsePointInformation,             // 33
    FileNetworkOpenInformation,              // 34
    FileAttributeTagInformation,             // 35
    FileTrackingInformation,                 // 36
    FileIdBothDirectoryInformation,          // 37
    FileIdFullDirectoryInformation,          // 38
    FileValidDataLengthInformation,          // 39
    FileShortNameInformation,                // 40
    FileIoCompletionNotificationInformation, // 41
    FileIoStatusBlockRangeInformation,       // 42
    FileIoPriorityHintInformation,           // 43
    FileSfioReserveInformation,              // 44
    FileSfioVolumeInformation,               // 45
    FileHardLinkInformation,                 // 46
    FileProcessIdsUsingFileInformation,      // 47
    FileNormalizedNameInformation,           // 48
    FileNetworkPhysicalNameInformation,      // 49
    FileIdGlobalTxDirectoryInformation,      // 50
    FileIsRemoteDeviceInformation,           // 51
    FileUnusedInformation,                   // 52
    FileNumaNodeInformation,                 // 53
    FileStandardLinkInformation,             // 54
    FileRemoteProtocolInformation,           // 55

    //
    //  These are special versions of these operations (defined earlier)
    //  which can be used by kernel mode drivers only to bypass security
    //  access checks for Rename and HardLink operations.  These operations
    //  are only recognized by the IOManager, a file system should never
    //  receive these.
    //

    FileRenameInformationBypassAccessCheck,  // 56
    FileLinkInformationBypassAccessCheck,    // 57

    //
    // End of special information classes reserved for IOManager.
    //

    FileVolumeNameInformation,               // 58
    FileIdInformation,                       // 59
    FileIdExtdDirectoryInformation,          // 60
    FileReplaceCompletionInformation,        // 61
    FileHardLinkFullIdInformation,           // 62
    FileIdExtdBothDirectoryInformation,      // 63
    FileDispositionInformationEx,            // 64
    FileRenameInformationEx,                 // 65
    FileRenameInformationExBypassAccessCheck, // 66
    FileDesiredStorageClassInformation,      // 67
    FileStatInformation,                     // 68
    FileMemoryPartitionInformation,          // 69

    FileMaximumInformation
} FILE_INFORMATION_CLASS,
    *PFILE_INFORMATION_CLASS;

typedef enum _FSINFOCLASS {
  FileFsVolumeInformation = 1,
  FileFsLabelInformation,       // 2
  FileFsSizeInformation,        // 3
  FileFsDeviceInformation,      // 4
  FileFsAttributeInformation,   // 5
  FileFsControlInformation,     // 6
  FileFsFullSizeInformation,    // 7
  FileFsObjectIdInformation,    // 8
  FileFsDriverPathInformation,  // 9
  FileFsVolumeFlagsInformation, // 10
  FileFsMaximumInformation
} FS_INFORMATION_CLASS,
    *PFS_INFORMATION_CLASS;

typedef struct _FILE_ALIGNMENT_INFORMATION {
  ULONG AlignmentRequirement;
} FILE_ALIGNMENT_INFORMATION, *PFILE_ALIGNMENT_INFORMATION;

typedef struct _FILE_NAME_INFORMATION {
  ULONG FileNameLength;
  WCHAR FileName[1];
} FILE_NAME_INFORMATION, *PFILE_NAME_INFORMATION;

typedef struct _FILE_ATTRIBUTE_TAG_INFORMATION {
  ULONG FileAttributes;
  ULONG ReparseTag;
} FILE_ATTRIBUTE_TAG_INFORMATION, *PFILE_ATTRIBUTE_TAG_INFORMATION;

typedef struct _FILE_DISPOSITION_INFORMATION {
  BOOLEAN DeleteFile;
} FILE_DISPOSITION_INFORMATION, *PFILE_DISPOSITION_INFORMATION;

#define FILE_DISPOSITION_DO_NOT_DELETE 0x00000000 // Specifies the system should not delete a file.
#define FILE_DISPOSITION_DELETE 0x00000001 // Specifies the system should delete a file.
#define FILE_DISPOSITION_POSIX_SEMANTICS  0x00000002 // Specifies the system should perform a POSIX - style delete.
#define FILE_DISPOSITION_FORCE_IMAGE_SECTION_CHECK  0x00000004 // Specifies the system should force an image section check.
#define FILE_DISPOSITION_ON_CLOSE 0x00000008 // Specifies if the system sets or clears the on - close state.

typedef struct _FILE_DISPOSITION_INFORMATION_EX {
  ULONG Flags;
} FILE_DISPOSITION_INFORMATION_EX, *PFILE_DISPOSITION_INFORMATION_EX;

typedef struct _FILE_END_OF_FILE_INFORMATION {
  LARGE_INTEGER EndOfFile;
} FILE_END_OF_FILE_INFORMATION, *PFILE_END_OF_FILE_INFORMATION;

typedef struct _FILE_VALID_DATA_LENGTH_INFORMATION {
  LARGE_INTEGER ValidDataLength;
} FILE_VALID_DATA_LENGTH_INFORMATION, *PFILE_VALID_DATA_LENGTH_INFORMATION;

typedef struct _FILE_BASIC_INFORMATION {
  LARGE_INTEGER CreationTime;
  LARGE_INTEGER LastAccessTime;
  LARGE_INTEGER LastWriteTime;
  LARGE_INTEGER ChangeTime;
  ULONG FileAttributes;
} FILE_BASIC_INFORMATION, *PFILE_BASIC_INFORMATION;

typedef struct _FILE_STANDARD_INFORMATION {
  LARGE_INTEGER AllocationSize;
  LARGE_INTEGER EndOfFile;
  ULONG NumberOfLinks;
  BOOLEAN DeletePending;
  BOOLEAN Directory;
} FILE_STANDARD_INFORMATION, *PFILE_STANDARD_INFORMATION;

typedef struct _FILE_POSITION_INFORMATION {
  LARGE_INTEGER CurrentByteOffset;
} FILE_POSITION_INFORMATION, *PFILE_POSITION_INFORMATION;

typedef struct _FILE_DIRECTORY_INFORMATION {
  ULONG NextEntryOffset;
  ULONG FileIndex;
  LARGE_INTEGER CreationTime;
  LARGE_INTEGER LastAccessTime;
  LARGE_INTEGER LastWriteTime;
  LARGE_INTEGER ChangeTime;
  LARGE_INTEGER EndOfFile;
  LARGE_INTEGER AllocationSize;
  ULONG FileAttributes;
  ULONG FileNameLength;
  WCHAR FileName[1];
} FILE_DIRECTORY_INFORMATION, *PFILE_DIRECTORY_INFORMATION;

typedef struct _FILE_FULL_DIR_INFORMATION {
  ULONG NextEntryOffset;
  ULONG FileIndex;
  LARGE_INTEGER CreationTime;
  LARGE_INTEGER LastAccessTime;
  LARGE_INTEGER LastWriteTime;
  LARGE_INTEGER ChangeTime;
  LARGE_INTEGER EndOfFile;
  LARGE_INTEGER AllocationSize;
  ULONG FileAttributes;
  ULONG FileNameLength;
  ULONG EaSize;
  WCHAR FileName[1];
} FILE_FULL_DIR_INFORMATION, *PFILE_FULL_DIR_INFORMATION;

typedef struct _FILE_ID_FULL_DIR_INFORMATION {
  ULONG NextEntryOffset;
  ULONG FileIndex;
  LARGE_INTEGER CreationTime;
  LARGE_INTEGER LastAccessTime;
  LARGE_INTEGER LastWriteTime;
  LARGE_INTEGER ChangeTime;
  LARGE_INTEGER EndOfFile;
  LARGE_INTEGER AllocationSize;
  ULONG FileAttributes;
  ULONG FileNameLength;
  ULONG EaSize;
  LARGE_INTEGER FileId;
  WCHAR FileName[1];
} FILE_ID_FULL_DIR_INFORMATION, *PFILE_ID_FULL_DIR_INFORMATION;

typedef struct _FILE_BOTH_DIR_INFORMATION {
  ULONG NextEntryOffset;
  ULONG FileIndex;
  LARGE_INTEGER CreationTime;
  LARGE_INTEGER LastAccessTime;
  LARGE_INTEGER LastWriteTime;
  LARGE_INTEGER ChangeTime;
  LARGE_INTEGER EndOfFile;
  LARGE_INTEGER AllocationSize;
  ULONG FileAttributes;
  ULONG FileNameLength;
  ULONG EaSize;
  CCHAR ShortNameLength;
  WCHAR ShortName[12];
  WCHAR FileName[1];
} FILE_BOTH_DIR_INFORMATION, *PFILE_BOTH_DIR_INFORMATION;

typedef struct _FILE_ID_BOTH_DIR_INFORMATION {
  ULONG NextEntryOffset;
  ULONG FileIndex;
  LARGE_INTEGER CreationTime;
  LARGE_INTEGER LastAccessTime;
  LARGE_INTEGER LastWriteTime;
  LARGE_INTEGER ChangeTime;
  LARGE_INTEGER EndOfFile;
  LARGE_INTEGER AllocationSize;
  ULONG FileAttributes;
  ULONG FileNameLength;
  ULONG EaSize;
  CCHAR ShortNameLength;
  WCHAR ShortName[12];
  LARGE_INTEGER FileId;
  WCHAR FileName[1];
} FILE_ID_BOTH_DIR_INFORMATION, *PFILE_ID_BOTH_DIR_INFORMATION;

typedef struct _FILE_ID_EXTD_BOTH_DIR_INFORMATION {
  ULONG NextEntryOffset;
  ULONG FileIndex;
  LARGE_INTEGER CreationTime;
  LARGE_INTEGER LastAccessTime;
  LARGE_INTEGER LastWriteTime;
  LARGE_INTEGER ChangeTime;
  LARGE_INTEGER EndOfFile;
  LARGE_INTEGER AllocationSize;
  ULONG FileAttributes;
  ULONG FileNameLength;
  ULONG EaSize;
  ULONG ReparsePointTag;
  FILE_ID_128 FileId;
  CCHAR ShortNameLength;
  WCHAR ShortName[12];
  WCHAR FileName[1];
} FILE_ID_EXTD_BOTH_DIR_INFORMATION, *PFILE_ID_EXTD_BOTH_DIR_INFORMATION;

typedef struct _FILE_NAMES_INFORMATION {
  ULONG NextEntryOffset;
  ULONG FileIndex;
  ULONG FileNameLength;
  WCHAR FileName[1];
} FILE_NAMES_INFORMATION, *PFILE_NAMES_INFORMATION;

#define ANSI_DOS_STAR ('<')
#define ANSI_DOS_QM ('>')
#define ANSI_DOS_DOT ('"')

#define DOS_STAR (L'<')
#define DOS_QM (L'>')
#define DOS_DOT (L'"')

typedef struct _FILE_INTERNAL_INFORMATION {
  LARGE_INTEGER IndexNumber;
} FILE_INTERNAL_INFORMATION, *PFILE_INTERNAL_INFORMATION;

typedef struct _FILE_ID_INFORMATION {
  ULONGLONG VolumeSerialNumber;
  FILE_ID_128 FileId;
} FILE_ID_INFORMATION, *PFILE_ID_INFORMATION;

typedef struct _FILE_EA_INFORMATION {
  ULONG EaSize;
} FILE_EA_INFORMATION, *PFILE_EA_INFORMATION;

typedef struct _FILE_ACCESS_INFORMATION {
  ACCESS_MASK AccessFlags;
} FILE_ACCESS_INFORMATION, *PFILE_ACCESS_INFORMATION;

typedef struct _FILE_MODE_INFORMATION {
  ULONG Mode;
} FILE_MODE_INFORMATION, *PFILE_MODE_INFORMATION;

typedef struct _FILE_ALL_INFORMATION {
  FILE_BASIC_INFORMATION BasicInformation;
  FILE_STANDARD_INFORMATION StandardInformation;
  FILE_INTERNAL_INFORMATION InternalInformation;
  FILE_EA_INFORMATION EaInformation;
  FILE_ACCESS_INFORMATION AccessInformation;
  FILE_POSITION_INFORMATION PositionInformation;
  FILE_MODE_INFORMATION ModeInformation;
  FILE_ALIGNMENT_INFORMATION AlignmentInformation;
  FILE_NAME_INFORMATION NameInformation;
} FILE_ALL_INFORMATION, *PFILE_ALL_INFORMATION;

typedef struct _FILE_ALLOCATION_INFORMATION {
  LARGE_INTEGER AllocationSize;
} FILE_ALLOCATION_INFORMATION, *PFILE_ALLOCATION_INFORMATION;

typedef struct _FILE_LINK_INFORMATION {
  BOOLEAN ReplaceIfExists;
  HANDLE RootDirectory;
  ULONG FileNameLength;
  WCHAR FileName[1];
} FILE_LINK_INFORMATION, *PFILE_LINK_INFORMATION;

typedef struct _FILE_RENAME_INFORMATION {
  BOOLEAN ReplaceIfExists;
  HANDLE RootDirectory;
  ULONG FileNameLength;
  WCHAR FileName[1];
} FILE_RENAME_INFORMATION, *PFILE_RENAME_INFORMATION;

typedef struct _FILE_STREAM_INFORMATION {
  ULONG NextEntryOffset;
  ULONG StreamNameLength;
  LARGE_INTEGER StreamSize;
  LARGE_INTEGER StreamAllocationSize;
  WCHAR StreamName[1];
} FILE_STREAM_INFORMATION, *PFILE_STREAM_INFORMATION;

typedef struct _FILE_FS_LABEL_INFORMATION {
  ULONG VolumeLabelLength;
  WCHAR VolumeLabel[1];
} FILE_FS_LABEL_INFORMATION, *PFILE_FS_LABEL_INFORMATION;

typedef struct _FILE_FS_VOLUME_INFORMATION {
  LARGE_INTEGER VolumeCreationTime;
  ULONG VolumeSerialNumber;
  ULONG VolumeLabelLength;
  BOOLEAN SupportsObjects;
  WCHAR VolumeLabel[1];
} FILE_FS_VOLUME_INFORMATION, *PFILE_FS_VOLUME_INFORMATION;

typedef struct _FILE_FS_SIZE_INFORMATION {
  LARGE_INTEGER TotalAllocationUnits;
  LARGE_INTEGER AvailableAllocationUnits;
  ULONG SectorsPerAllocationUnit;
  ULONG BytesPerSector;
} FILE_FS_SIZE_INFORMATION, *PFILE_FS_SIZE_INFORMATION;

typedef struct _FILE_FS_FULL_SIZE_INFORMATION {
  LARGE_INTEGER TotalAllocationUnits;
  LARGE_INTEGER CallerAvailableAllocationUnits;
  LARGE_INTEGER ActualAvailableAllocationUnits;
  ULONG SectorsPerAllocationUnit;
  ULONG BytesPerSector;
} FILE_FS_FULL_SIZE_INFORMATION, *PFILE_FS_FULL_SIZE_INFORMATION;

typedef struct _FILE_FS_ATTRIBUTE_INFORMATION {
  ULONG FileSystemAttributes;
  LONG MaximumComponentNameLength;
  ULONG FileSystemNameLength;
  WCHAR FileSystemName[1];
} FILE_FS_ATTRIBUTE_INFORMATION, *PFILE_FS_ATTRIBUTE_INFORMATION;

typedef struct _FILE_NETWORK_OPEN_INFORMATION {
  LARGE_INTEGER CreationTime;
  LARGE_INTEGER LastAccessTime;
  LARGE_INTEGER LastWriteTime;
  LARGE_INTEGER ChangeTime;
  LARGE_INTEGER AllocationSize;
  LARGE_INTEGER EndOfFile;
  ULONG FileAttributes;
} FILE_NETWORK_OPEN_INFORMATION, *PFILE_NETWORK_OPEN_INFORMATION;

typedef struct _FILE_NETWORK_PHYSICAL_NAME_INFORMATION {
  ULONG FileNameLength;
  WCHAR FileName[1];
} FILE_NETWORK_PHYSICAL_NAME_INFORMATION,
    *PFILE_NETWORK_PHYSICAL_NAME_INFORMATION;

#define SL_RESTART_SCAN 0x01
#define SL_RETURN_SINGLE_ENTRY 0x02
#define SL_INDEX_SPECIFIED 0x04
#define SL_FORCE_ACCESS_CHECK 0x01

#define SL_OPEN_PAGING_FILE 0x02
#define SL_OPEN_TARGET_DIRECTORY 0x04
#define SL_CASE_SENSITIVE 0x80

#define ALIGN_DOWN(length, type) ((ULONG)(length) & ~(sizeof(type) - 1))

#define ALIGN_UP(length, type)                                                 \
  (ALIGN_DOWN(((ULONG)(length) + sizeof(type) - 1), type))

#define ALIGN_DOWN_POINTER(address, type)                                      \
  ((PVOID)((ULONG_PTR)(address) & ~((ULONG_PTR)sizeof(type) - 1)))

#define ALIGN_UP_POINTER(address, type)                                        \
  (ALIGN_DOWN_POINTER(((ULONG_PTR)(address) + sizeof(type) - 1), type))

#define WordAlign(Val) (ALIGN_UP(Val, WORD))

#define WordAlignPtr(Ptr) (ALIGN_UP_POINTER(Ptr, WORD))

#define LongAlign(Val) (ALIGN_UP(Val, LONG))

#define LongAlignPtr(Ptr) (ALIGN_UP_POINTER(Ptr, LONG))

#define QuadAlign(Val) (ALIGN_UP(Val, ULONGLONG))

#define QuadAlignPtr(Ptr) (ALIGN_UP_POINTER(Ptr, ULONGLONG))

#define IsPtrQuadAligned(Ptr) (QuadAlignPtr(Ptr) == (PVOID)(Ptr))

// from wdm.h
#define FILE_SUPERSEDE 0x00000000
#define FILE_OPEN 0x00000001
#define FILE_CREATE 0x00000002
#define FILE_OPEN_IF 0x00000003
#define FILE_OVERWRITE 0x00000004
#define FILE_OVERWRITE_IF 0x00000005
#define FILE_MAXIMUM_DISPOSITION 0x00000005

#define FILE_DIRECTORY_FILE 0x00000001
#define FILE_WRITE_THROUGH 0x00000002
#define FILE_SEQUENTIAL_ONLY 0x00000004
#define FILE_NO_INTERMEDIATE_BUFFERING 0x00000008

#define FILE_SYNCHRONOUS_IO_ALERT 0x00000010
#define FILE_SYNCHRONOUS_IO_NONALERT 0x00000020
#define FILE_NON_DIRECTORY_FILE 0x00000040
#define FILE_CREATE_TREE_CONNECTION 0x00000080

#define FILE_COMPLETE_IF_OPLOCKED 0x00000100
#define FILE_NO_EA_KNOWLEDGE 0x00000200
#define FILE_OPEN_REMOTE_INSTANCE 0x00000400
#define FILE_RANDOM_ACCESS 0x00000800

#define FILE_DELETE_ON_CLOSE 0x00001000
#define FILE_OPEN_BY_FILE_ID 0x00002000
#define FILE_OPEN_FOR_BACKUP_INTENT 0x00004000
#define FILE_NO_COMPRESSION 0x00008000

#if (_WIN32_WINNT >= _WIN32_WINNT_WIN7)
#define FILE_OPEN_REQUIRING_OPLOCK 0x00010000
#define FILE_DISALLOW_EXCLUSIVE 0x00020000
#endif /* _WIN32_WINNT >= _WIN32_WINNT_WIN7 */
#if (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
#define FILE_SESSION_AWARE 0x00040000
#endif /* _WIN32_WINNT >= _WIN32_WINNT_WIN7 */

#define FILE_RESERVE_OPFILTER 0x00100000
#define FILE_OPEN_REPARSE_POINT 0x00200000
#define FILE_OPEN_NO_RECALL 0x00400000
#define FILE_OPEN_FOR_FREE_SPACE_QUERY 0x00800000

#define FILE_VALID_OPTION_FLAGS 0x00ffffff

#define FILE_SUPERSEDED 0x00000000
#define FILE_OPENED 0x00000001
#define FILE_CREATED 0x00000002
#define FILE_OVERWRITTEN 0x00000003
#define FILE_EXISTS 0x00000004
#define FILE_DOES_NOT_EXIST 0x00000005

#define FILE_WRITE_TO_END_OF_FILE 0xffffffff
#define FILE_USE_FILE_POINTER_POSITION 0xfffffffe

typedef struct _UNICODE_STRING {
  USHORT Length;
  USHORT MaximumLength;
  PWSTR Buffer;
} UNICODE_STRING, *PUNICODE_STRING;

#endif // FILEINFO_H_