reactos/drivers/filesystems/ntfs/ntfs.h

   1 #ifndef NTFS_H
   2 #define NTFS_H
   3
   4 #include <ntifs.h>
   5
   6 #define CACHEPAGESIZE(pDeviceExt) \
   7         ((pDeviceExt)->NtfsInfo.UCHARsPerCluster > PAGE_SIZE ? \
   8          (pDeviceExt)->NtfsInfo.UCHARsPerCluster : PAGE_SIZE)
   9
  10 #define TAG_NTFS 'SFTN'
  11
  12 #define ROUND_UP(N, S) ((((N) + (S) - 1) / (S)) * (S))
  13
  14 #define DEVICE_NAME L"\\Ntfs"
  15
  16 #include <pshpack1.h>
  17 typedef struct _BIOS_PARAMETERS_BLOCK
  18 {
  19     USHORT    BytesPerSector;                   // 0x0B
  20     UCHAR     SectorsPerCluster;                // 0x0D
  21     UCHAR     Unused0[7];                               // 0x0E, checked when volume is mounted
  22     UCHAR     MediaId;                          // 0x15
  23     UCHAR     Unused1[2];                               // 0x16
  24     USHORT    SectorsPerTrack;          // 0x18
  25     USHORT    Heads;                                    // 0x1A
  26     UCHAR     Unused2[4];                               // 0x1C
  27     UCHAR     Unused3[4];                               // 0x20, checked when volume is mounted
  28 } BIOS_PARAMETERS_BLOCK, *PBIOS_PARAMETERS_BLOCK;
  29
  30 typedef struct _EXTENDED_BIOS_PARAMETERS_BLOCK
  31 {
  32     USHORT    Unknown[2];                               // 0x24, always 80 00 80 00
  33     ULONGLONG SectorCount;                      // 0x28
  34     ULONGLONG MftLocation;                      // 0x30
  35     ULONGLONG MftMirrLocation;          // 0x38
  36     CHAR      ClustersPerMftRecord;     // 0x40
  37     UCHAR     Unused4[3];                               // 0x41
  38     CHAR      ClustersPerIndexRecord; // 0x44
  39     UCHAR     Unused5[3];                               // 0x45
  40     ULONGLONG SerialNumber;                     // 0x48
  41     UCHAR     Checksum[4];                      // 0x50
  42 } EXTENDED_BIOS_PARAMETERS_BLOCK, *PEXTENDED_BIOS_PARAMETERS_BLOCK;
  43
  44 typedef struct _BOOT_SECTOR
  45 {
  46     UCHAR     Jump[3];                          // 0x00
  47     UCHAR     OEMID[8];                         // 0x03
  48     BIOS_PARAMETERS_BLOCK BPB;
  49     EXTENDED_BIOS_PARAMETERS_BLOCK EBPB;
  50     UCHAR     BootStrap[426];                   // 0x54
  51     USHORT    EndSector;                                // 0x1FE
  52 } BOOT_SECTOR, *PBOOT_SECTOR;
  53 #include <poppack.h>
  54
  55 //typedef struct _BootSector BootSector;
  56
  57 typedef struct _NTFS_INFO
  58 {
  59     ULONG BytesPerSector;
  60     ULONG SectorsPerCluster;
  61     ULONG BytesPerCluster;
  62     ULONGLONG SectorCount;
  63     ULARGE_INTEGER MftStart;
  64     ULARGE_INTEGER MftMirrStart;
  65     ULONG BytesPerFileRecord;
  66     ULONG BytesPerIndexRecord;
  67
  68     ULONGLONG SerialNumber;
  69     USHORT VolumeLabelLength;
  70     WCHAR VolumeLabel[MAXIMUM_VOLUME_LABEL_LENGTH];
  71     UCHAR MajorVersion;
  72     UCHAR MinorVersion;
  73     USHORT Flags;
  74
  75 } NTFS_INFO, *PNTFS_INFO;
  76
  77 #define NTFS_TYPE_CCB         '20SF'
  78 #define NTFS_TYPE_FCB         '30SF'
  79 #define NTFS_TYPE_VCB         '50SF'
  80 #define NTFS_TYPE_IRP_CONTEST '60SF'
  81 #define NTFS_TYPE_GLOBAL_DATA '70SF'
  82
  83 typedef struct
  84 {
  85     ULONG Type;
  86     ULONG Size;
  87 } NTFSIDENTIFIER, *PNTFSIDENTIFIER;
  88
  89 typedef struct
  90 {
  91     NTFSIDENTIFIER Identifier;
  92
  93     ERESOURCE DirResource;
  94 //    ERESOURCE FatResource;
  95
  96     KSPIN_LOCK FcbListLock;
  97     LIST_ENTRY FcbListHead;
  98
  99     PVPB Vpb;
 100     PDEVICE_OBJECT StorageDevice;
 101     PFILE_OBJECT StreamFileObject;
 102
 103     struct _NTFS_ATTR_CONTEXT* MFTContext;
 104     struct _FILE_RECORD_HEADER* MasterFileTable;
 105     struct _FCB *VolumeFcb;
 106
 107     NTFS_INFO NtfsInfo;
 108
 109 } DEVICE_EXTENSION, *PDEVICE_EXTENSION, NTFS_VCB, *PNTFS_VCB;
 110
 111 typedef struct
 112 {
 113     NTFSIDENTIFIER Identifier;
 114     LIST_ENTRY     NextCCB;
 115     PFILE_OBJECT   PtrFileObject;
 116     LARGE_INTEGER  CurrentByteOffset;
 117     /* for DirectoryControl */
 118     ULONG Entry;
 119     /* for DirectoryControl */
 120     PWCHAR DirectorySearchPattern;
 121     ULONG LastCluster;
 122     ULONG LastOffset;
 123 } NTFS_CCB, *PNTFS_CCB;
 124
 125 #define TAG_CCB 'BCCI'
 126
 127 typedef struct
 128 {
 129     NTFSIDENTIFIER Identifier;
 130     ERESOURCE Resource;
 131     PDRIVER_OBJECT DriverObject;
 132     PDEVICE_OBJECT DeviceObject;
 133     CACHE_MANAGER_CALLBACKS CacheMgrCallbacks;
 134     ULONG Flags;
 135 } NTFS_GLOBAL_DATA, *PNTFS_GLOBAL_DATA;
 136
 137
 138 typedef enum
 139 {
 140     AttributeStandardInformation = 0x10,
 141     AttributeAttributeList = 0x20,
 142     AttributeFileName = 0x30,
 143     AttributeObjectId = 0x40,
 144     AttributeSecurityDescriptor = 0x50,
 145     AttributeVolumeName = 0x60,
 146     AttributeVolumeInformation = 0x70,
 147     AttributeData = 0x80,
 148     AttributeIndexRoot = 0x90,
 149     AttributeIndexAllocation = 0xA0,
 150     AttributeBitmap = 0xB0,
 151     AttributeReparsePoint = 0xC0,
 152     AttributeEAInformation = 0xD0,
 153     AttributeEA = 0xE0,
 154     AttributePropertySet = 0xF0,
 155     AttributeLoggedUtilityStream = 0x100,
 156     AttributeEnd = 0xFFFFFFFF
 157 } ATTRIBUTE_TYPE, *PATTRIBUTE_TYPE;
 158
 159 #define NTFS_FILE_MFT                0
 160 #define NTFS_FILE_MFTMIRR            1
 161 #define NTFS_FILE_LOGFILE            2
 162 #define NTFS_FILE_VOLUME            3
 163 #define NTFS_FILE_ATTRDEF            4
 164 #define NTFS_FILE_ROOT                5
 165 #define NTFS_FILE_BITMAP            6
 166 #define NTFS_FILE_BOOT                7
 167 #define NTFS_FILE_BADCLUS            8
 168 #define NTFS_FILE_QUOTA                9
 169 #define NTFS_FILE_UPCASE            10
 170 #define NTFS_FILE_EXTEND            11
 171
 172 #define COLLATION_BINARY              0x00
 173 #define COLLATION_FILE_NAME           0x01
 174 #define COLLATION_UNICODE_STRING      0x02
 175 #define COLLATION_NTOFS_ULONG         0x10
 176 #define COLLATION_NTOFS_SID           0x11
 177 #define COLLATION_NTOFS_SECURITY_HASH 0x12
 178 #define COLLATION_NTOFS_ULONGS        0x13
 179
 180 #define INDEX_ROOT_SMALL 0x0
 181 #define INDEX_ROOT_LARGE 0x1
 182
 183 #define NTFS_INDEX_ENTRY_NODE            1
 184 #define NTFS_INDEX_ENTRY_END            2
 185
 186 #define NTFS_FILE_NAME_POSIX            0
 187 #define NTFS_FILE_NAME_WIN32            1
 188 #define NTFS_FILE_NAME_DOS            2
 189 #define NTFS_FILE_NAME_WIN32_AND_DOS        3
 190
 191 #define NTFS_FILE_TYPE_READ_ONLY  0x1
 192 #define NTFS_FILE_TYPE_HIDDEN     0x2
 193 #define NTFS_FILE_TYPE_SYSTEM     0x4
 194 #define NTFS_FILE_TYPE_ARCHIVE    0x20
 195 #define NTFS_FILE_TYPE_COMPRESSED 0x800
 196 #define NTFS_FILE_TYPE_DIRECTORY  0x10000000
 197
 198 typedef struct
 199 {
 200     ULONG Type;             /* Magic number 'FILE' */
 201     USHORT UsaOffset;       /* Offset to the update sequence */
 202     USHORT UsaCount;        /* Size in words of Update Sequence Number & Array (S) */
 203     ULONGLONG Lsn;          /* $LogFile Sequence Number (LSN) */
 204 } NTFS_RECORD_HEADER, *PNTFS_RECORD_HEADER;
 205
 206 /* NTFS_RECORD_HEADER.Type */
 207 #define NRH_FILE_TYPE  0x454C4946  /* 'FILE' */
 208
 209
 210 typedef struct _FILE_RECORD_HEADER
 211 {
 212     NTFS_RECORD_HEADER Ntfs;
 213     USHORT SequenceNumber;        /* Sequence number */
 214     USHORT LinkCount;             /* Hard link count */
 215     USHORT AttributeOffset;       /* Offset to the first Attribute */
 216     USHORT Flags;                 /* Flags */
 217     ULONG BytesInUse;             /* Real size of the FILE record */
 218     ULONG BytesAllocated;         /* Allocated size of the FILE record */
 219     ULONGLONG BaseFileRecord;     /* File reference to the base FILE record */
 220     USHORT NextAttributeNumber;   /* Next Attribute Id */
 221     USHORT Pading;                /* Align to 4 UCHAR boundary (XP) */
 222     ULONG MFTRecordNumber;        /* Number of this MFT Record (XP) */
 223 } FILE_RECORD_HEADER, *PFILE_RECORD_HEADER;
 224
 225 /* Flags in FILE_RECORD_HEADER */
 226
 227 #define FRH_IN_USE    0x0001    /* Record is in use */
 228 #define FRH_DIRECTORY 0x0002    /* Record is a directory */
 229 #define FRH_UNKNOWN1  0x0004    /* Don't know */
 230 #define FRH_UNKNOWN2  0x0008    /* Don't know */
 231
 232 typedef struct
 233 {
 234     ULONG        Type;
 235     ULONG        Length;
 236     UCHAR        IsNonResident;
 237     UCHAR        NameLength;
 238     USHORT        NameOffset;
 239     USHORT        Flags;
 240     USHORT        Instance;
 241     union
 242     {
 243         // Resident attributes
 244         struct
 245         {
 246             ULONG        ValueLength;
 247             USHORT        ValueOffset;
 248             UCHAR        Flags;
 249             UCHAR        Reserved;
 250         } Resident;
 251         // Non-resident attributes
 252         struct
 253         {
 254             ULONGLONG        LowestVCN;
 255             ULONGLONG        HighestVCN;
 256             USHORT        MappingPairsOffset;
 257             USHORT        CompressionUnit;
 258             UCHAR        Reserved[4];
 259             LONGLONG        AllocatedSize;
 260             LONGLONG        DataSize;
 261             LONGLONG        InitializedSize;
 262             LONGLONG        CompressedSize;
 263         } NonResident;
 264     };
 265 } NTFS_ATTR_RECORD, *PNTFS_ATTR_RECORD;
 266
 267 typedef struct
 268 {
 269     ULONGLONG CreationTime;
 270     ULONGLONG ChangeTime;
 271     ULONGLONG LastWriteTime;
 272     ULONGLONG LastAccessTime;
 273     ULONG FileAttribute;
 274     ULONG AlignmentOrReserved[3];
 275 #if 0
 276     ULONG QuotaId;
 277     ULONG SecurityId;
 278     ULONGLONG QuotaCharge;
 279     USN Usn;
 280 #endif
 281 } STANDARD_INFORMATION, *PSTANDARD_INFORMATION;
 282
 283
 284 typedef struct
 285 {
 286     ATTRIBUTE_TYPE AttributeType;
 287     USHORT Length;
 288     UCHAR NameLength;
 289     UCHAR NameOffset;
 290     ULONGLONG StartVcn; // LowVcn
 291     ULONGLONG FileReferenceNumber;
 292     USHORT AttributeNumber;
 293     USHORT AlignmentOrReserved[3];
 294 } ATTRIBUTE_LIST, *PATTRIBUTE_LIST;
 295
 296
 297 typedef struct
 298 {
 299     ULONGLONG DirectoryFileReferenceNumber;
 300     ULONGLONG CreationTime;
 301     ULONGLONG ChangeTime;
 302     ULONGLONG LastWriteTime;
 303     ULONGLONG LastAccessTime;
 304     ULONGLONG AllocatedSize;
 305     ULONGLONG DataSize;
 306     ULONG FileAttributes;
 307     ULONG AlignmentOrReserved;
 308     UCHAR NameLength;
 309     UCHAR NameType;
 310     WCHAR Name[1];
 311 } FILENAME_ATTRIBUTE, *PFILENAME_ATTRIBUTE;
 312
 313 typedef struct
 314 {
 315     ULONG FirstEntryOffset;
 316     ULONG TotalSizeOfEntries;
 317     ULONG AllocatedSize;
 318     UCHAR Flags;
 319     UCHAR Padding[3];
 320 } INDEX_HEADER_ATTRIBUTE, *PINDEX_HEADER_ATTRIBUTE;
 321
 322 typedef struct
 323 {
 324     ULONG AttributeType;
 325     ULONG CollationRule;
 326     ULONG SizeOfEntry;
 327     UCHAR ClustersPerIndexRecord;
 328     UCHAR Padding[3];
 329     INDEX_HEADER_ATTRIBUTE Header;
 330 } INDEX_ROOT_ATTRIBUTE, *PINDEX_ROOT_ATTRIBUTE;
 331
 332 typedef struct
 333 {
 334     union
 335     {
 336         struct
 337         {
 338             ULONGLONG    IndexedFile;
 339         } Directory;
 340         struct
 341         {
 342             USHORT    DataOffset;
 343             USHORT    DataLength;
 344             ULONG    Reserved;
 345         } ViewIndex;
 346     } Data;
 347     USHORT            Length;
 348     USHORT            KeyLength;
 349     USHORT            Flags;
 350     USHORT            Reserved;
 351     FILENAME_ATTRIBUTE    FileName;
 352 } INDEX_ENTRY_ATTRIBUTE, *PINDEX_ENTRY_ATTRIBUTE;
 353
 354 typedef struct
 355 {
 356     ULONGLONG Unknown1;
 357     UCHAR MajorVersion;
 358     UCHAR MinorVersion;
 359     USHORT Flags;
 360     ULONG Unknown2;
 361 } VOLINFO_ATTRIBUTE, *PVOLINFO_ATTRIBUTE;
 362
 363 typedef struct
 364 {
 365     NTFSIDENTIFIER Identifier;
 366     ULONG Flags;
 367     UCHAR MajorFunction;
 368     UCHAR MinorFunction;
 369     WORK_QUEUE_ITEM WorkQueueItem;
 370     PIRP Irp;
 371     BOOLEAN IsTopLevel;
 372     PDEVICE_OBJECT DeviceObject;
 373     NTSTATUS SavedExceptionCode;
 374 } NTFS_IRP_CONTEXT, *PNTFS_IRP_CONTEXT;
 375
 376 typedef struct _NTFS_ATTR_CONTEXT
 377 {
 378     PUCHAR            CacheRun;
 379     ULONGLONG            CacheRunOffset;
 380     LONGLONG            CacheRunStartLCN;
 381     ULONGLONG            CacheRunLength;
 382     LONGLONG            CacheRunLastLCN;
 383     ULONGLONG            CacheRunCurrentOffset;
 384     NTFS_ATTR_RECORD    Record;
 385 } NTFS_ATTR_CONTEXT, *PNTFS_ATTR_CONTEXT;
 386
 387 #define FCB_CACHE_INITIALIZED   0x0001
 388 #define FCB_IS_VOLUME_STREAM    0x0002
 389 #define FCB_IS_VOLUME           0x0004
 390 #define MAX_PATH                260
 391
 392 typedef struct _FCB
 393 {
 394     NTFSIDENTIFIER Identifier;
 395
 396     FSRTL_COMMON_FCB_HEADER RFCB;
 397     SECTION_OBJECT_POINTERS SectionObjectPointers;
 398
 399     PFILE_OBJECT FileObject;
 400     PNTFS_VCB Vcb;
 401
 402     WCHAR *ObjectName;          /* point on filename (250 chars max) in PathName */
 403     WCHAR PathName[MAX_PATH];   /* path+filename 260 max */
 404
 405     ERESOURCE PagingIoResource;
 406     ERESOURCE MainResource;
 407
 408     LIST_ENTRY FcbListEntry;
 409     struct _FCB* ParentFcb;
 410
 411     ULONG DirIndex;
 412
 413     LONG RefCount;
 414     ULONG Flags;
 415
 416     ULONGLONG MFTIndex;
 417
 418     FILENAME_ATTRIBUTE Entry;
 419
 420 } NTFS_FCB, *PNTFS_FCB;
 421
 422 extern PNTFS_GLOBAL_DATA NtfsGlobalData;
 423
 424 //int CdfsStrcmpi( wchar_t *str1, wchar_t *str2 );
 425 //void CdfsWstrcpy( wchar_t *str1, wchar_t *str2, int max );
 426
 427
 428 /* attrib.c */
 429
 430 //VOID
 431 //NtfsDumpAttribute(PATTRIBUTE Attribute);
 432
 433 PUCHAR
 434 DecodeRun(PUCHAR DataRun,
 435           LONGLONG *DataRunOffset,
 436           ULONGLONG *DataRunLength);
 437
 438 VOID
 439 NtfsDumpFileAttributes(PFILE_RECORD_HEADER FileRecord);
 440
 441 PFILENAME_ATTRIBUTE
 442 GetFileNameFromRecord(PFILE_RECORD_HEADER FileRecord);
 443
 444 /* blockdev.c */
 445
 446 NTSTATUS
 447 NtfsReadDisk(IN PDEVICE_OBJECT DeviceObject,
 448              IN LONGLONG StartingOffset,
 449              IN ULONG Length,
 450              IN OUT PUCHAR Buffer,
 451              IN BOOLEAN Override);
 452
 453 NTSTATUS
 454 NtfsReadSectors(IN PDEVICE_OBJECT DeviceObject,
 455                 IN ULONG DiskSector,
 456                 IN ULONG SectorCount,
 457                 IN ULONG SectorSize,
 458                 IN OUT PUCHAR Buffer,
 459                 IN BOOLEAN Override);
 460
 461 NTSTATUS
 462 NtfsDeviceIoControl(IN PDEVICE_OBJECT DeviceObject,
 463                     IN ULONG ControlCode,
 464                     IN PVOID InputBuffer,
 465                     IN ULONG InputBufferSize,
 466                     IN OUT PVOID OutputBuffer,
 467                     IN OUT PULONG OutputBufferSize,
 468                     IN BOOLEAN Override);
 469
 470
 471 /* close.c */
 472
 473 NTSTATUS
 474 NtfsCloseFile(PDEVICE_EXTENSION DeviceExt,
 475               PFILE_OBJECT FileObject);
 476
 477 DRIVER_DISPATCH NtfsFsdClose;
 478 NTSTATUS NTAPI
 479 NtfsFsdClose(PDEVICE_OBJECT DeviceObject,
 480              PIRP Irp);
 481
 482
 483 /* create.c */
 484
 485 DRIVER_DISPATCH NtfsFsdCreate;
 486 NTSTATUS NTAPI
 487 NtfsFsdCreate(PDEVICE_OBJECT DeviceObject,
 488               PIRP Irp);
 489
 490
 491 /* dirctl.c */
 492
 493 DRIVER_DISPATCH NtfsFsdDirectoryControl;
 494 NTSTATUS NTAPI
 495 NtfsFsdDirectoryControl(PDEVICE_OBJECT DeviceObject,
 496                         PIRP Irp);
 497
 498
 499 /* dispatch.c */
 500
 501 DRIVER_DISPATCH NtfsFsdDispatch;
 502 NTSTATUS NTAPI
 503 NtfsFsdDispatch(PDEVICE_OBJECT DeviceObject,
 504                 PIRP Irp);
 505
 506
 507 /* fastio.c */
 508
 509 BOOLEAN NTAPI
 510 NtfsAcqLazyWrite(PVOID Context,
 511                  BOOLEAN Wait);
 512
 513 VOID NTAPI
 514 NtfsRelLazyWrite(PVOID Context);
 515
 516 BOOLEAN NTAPI
 517 NtfsAcqReadAhead(PVOID Context,
 518                  BOOLEAN Wait);
 519
 520 VOID NTAPI
 521 NtfsRelReadAhead(PVOID Context);
 522
 523
 524 /* fcb.c */
 525
 526 PNTFS_FCB
 527 NtfsCreateFCB(PCWSTR FileName,
 528               PNTFS_VCB Vcb);
 529
 530 VOID
 531 NtfsDestroyFCB(PNTFS_FCB Fcb);
 532
 533 BOOLEAN
 534 NtfsFCBIsDirectory(PNTFS_FCB Fcb);
 535
 536 BOOLEAN
 537 NtfsFCBIsRoot(PNTFS_FCB Fcb);
 538
 539 VOID
 540 NtfsGrabFCB(PNTFS_VCB Vcb,
 541             PNTFS_FCB Fcb);
 542
 543 VOID
 544 NtfsReleaseFCB(PNTFS_VCB Vcb,
 545                PNTFS_FCB Fcb);
 546
 547 VOID
 548 NtfsAddFCBToTable(PNTFS_VCB Vcb,
 549                   PNTFS_FCB Fcb);
 550
 551 PNTFS_FCB
 552 NtfsGrabFCBFromTable(PNTFS_VCB Vcb,
 553                      PCWSTR FileName);
 554
 555 NTSTATUS
 556 NtfsFCBInitializeCache(PNTFS_VCB Vcb,
 557                        PNTFS_FCB Fcb);
 558
 559 PNTFS_FCB
 560 NtfsMakeRootFCB(PNTFS_VCB Vcb);
 561
 562 PNTFS_FCB
 563 NtfsOpenRootFCB(PNTFS_VCB Vcb);
 564
 565 NTSTATUS
 566 NtfsAttachFCBToFileObject(PNTFS_VCB Vcb,
 567                           PNTFS_FCB Fcb,
 568                           PFILE_OBJECT FileObject);
 569
 570 NTSTATUS
 571 NtfsGetFCBForFile(PNTFS_VCB Vcb,
 572                   PNTFS_FCB *pParentFCB,
 573                   PNTFS_FCB *pFCB,
 574                   const PWSTR pFileName);
 575
 576
 577 /* finfo.c */
 578
 579 DRIVER_DISPATCH NtfsFsdQueryInformation;
 580 NTSTATUS NTAPI
 581 NtfsFsdQueryInformation(PDEVICE_OBJECT DeviceObject,
 582                         PIRP Irp);
 583
 584
 585 /* fsctl.c */
 586
 587 DRIVER_DISPATCH NtfsFsdFileSystemControl;
 588 NTSTATUS NTAPI
 589 NtfsFsdFileSystemControl(PDEVICE_OBJECT DeviceObject,
 590                          PIRP Irp);
 591
 592
 593 /* mft.c */
 594 ULONG
 595 ReadAttribute(PDEVICE_EXTENSION Vcb,
 596               PNTFS_ATTR_CONTEXT Context,
 597               ULONGLONG Offset,
 598               PCHAR Buffer,
 599               ULONG Length);
 600
 601 ULONGLONG
 602 AttributeDataLength(PNTFS_ATTR_RECORD AttrRecord);
 603
 604 ULONG
 605 AttributeAllocatedLength(PNTFS_ATTR_RECORD AttrRecord);
 606
 607 NTSTATUS
 608 ReadFileRecord(PDEVICE_EXTENSION Vcb,
 609                ULONGLONG index,
 610                PFILE_RECORD_HEADER file);
 611
 612 NTSTATUS
 613 FindAttribute(PDEVICE_EXTENSION Vcb,
 614               PFILE_RECORD_HEADER MftRecord,
 615               ULONG Type,
 616               PUNICODE_STRING Name,
 617               PNTFS_ATTR_CONTEXT * AttrCtx);
 618
 619 VOID
 620 ReadVCN(PDEVICE_EXTENSION Vcb,
 621         PFILE_RECORD_HEADER file,
 622         ATTRIBUTE_TYPE type,
 623         ULONGLONG vcn,
 624         ULONG count,
 625         PVOID buffer);
 626
 627 NTSTATUS
 628 FixupUpdateSequenceArray(PDEVICE_EXTENSION Vcb,
 629                          PNTFS_RECORD_HEADER Record);
 630
 631 NTSTATUS
 632 ReadLCN(PDEVICE_EXTENSION Vcb,
 633         ULONGLONG lcn,
 634         ULONG count,
 635         PVOID buffer);
 636
 637 VOID
 638 EnumerAttribute(PFILE_RECORD_HEADER file,
 639                 PDEVICE_EXTENSION Vcb,
 640                 PDEVICE_OBJECT DeviceObject);
 641
 642 NTSTATUS
 643 NtfsLookupFile(PDEVICE_EXTENSION Vcb,
 644                PUNICODE_STRING PathName,
 645                PFILE_RECORD_HEADER *FileRecord,
 646                PNTFS_ATTR_CONTEXT *DataContext,
 647                PULONGLONG MFTIndex);
 648
 649 NTSTATUS
 650 NtfsLookupFileAt(PDEVICE_EXTENSION Vcb,
 651                  PUNICODE_STRING PathName,
 652                  PFILE_RECORD_HEADER *FileRecord,
 653                  PNTFS_ATTR_CONTEXT *DataContext,
 654                  PULONGLONG MFTIndex,
 655                  ULONGLONG CurrentMFTIndex);
 656
 657 NTSTATUS
 658 NtfsFindFileAt(PDEVICE_EXTENSION Vcb,
 659                PUNICODE_STRING SearchPattern,
 660                PULONG FirstEntry,
 661                PFILE_RECORD_HEADER *FileRecord,
 662                PNTFS_ATTR_CONTEXT *DataContext,
 663                PULONGLONG MFTIndex,
 664                ULONGLONG CurrentMFTIndex);
 665
 666 /* misc.c */
 667
 668 BOOLEAN
 669 NtfsIsIrpTopLevel(PIRP Irp);
 670
 671 PNTFS_IRP_CONTEXT
 672 NtfsAllocateIrpContext(PDEVICE_OBJECT DeviceObject,
 673                        PIRP Irp);
 674
 675 #if 0
 676 BOOLEAN
 677 wstrcmpjoki(PWSTR s1, PWSTR s2);
 678
 679 VOID
 680 CdfsSwapString(PWCHAR Out,
 681                PUCHAR In,
 682                ULONG Count);
 683 #endif
 684
 685 VOID
 686 NtfsDateTimeToFileTime(ULONGLONG NtfsTime,
 687                        PLARGE_INTEGER SystemTime);
 688
 689 #if 0
 690 VOID
 691 CdfsFileFlagsToAttributes(PFCB Fcb,
 692                           PULONG FileAttributes);
 693 #endif
 694
 695
 696 /* rw.c */
 697
 698 DRIVER_DISPATCH NtfsFsdRead;
 699 NTSTATUS NTAPI
 700 NtfsFsdRead(PDEVICE_OBJECT DeviceObject,
 701             PIRP Irp);
 702
 703 DRIVER_DISPATCH NtfsFsdWrite;
 704 NTSTATUS NTAPI
 705 NtfsFsdWrite(PDEVICE_OBJECT DeviceObject,
 706              PIRP Irp);
 707
 708
 709 /* volinfo.c */
 710
 711 NTSTATUS
 712 NtfsQueryVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
 713
 714 NTSTATUS
 715 NtfsSetVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
 716
 717
 718 /* ntfs.c */
 719
 720 DRIVER_INITIALIZE DriverEntry;
 721
 722 VOID
 723 NTAPI
 724 NtfsInitializeFunctionPointers(PDRIVER_OBJECT DriverObject);
 725
 726 #endif /* NTFS_H */