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 NTFS_MFT_MASK 0x0000FFFFFFFFFFFFULL
 173
 174 #define COLLATION_BINARY              0x00
 175 #define COLLATION_FILE_NAME           0x01
 176 #define COLLATION_UNICODE_STRING      0x02
 177 #define COLLATION_NTOFS_ULONG         0x10
 178 #define COLLATION_NTOFS_SID           0x11
 179 #define COLLATION_NTOFS_SECURITY_HASH 0x12
 180 #define COLLATION_NTOFS_ULONGS        0x13
 181
 182 #define INDEX_ROOT_SMALL 0x0
 183 #define INDEX_ROOT_LARGE 0x1
 184
 185 #define NTFS_INDEX_ENTRY_NODE            1
 186 #define NTFS_INDEX_ENTRY_END            2
 187
 188 #define NTFS_FILE_NAME_POSIX            0
 189 #define NTFS_FILE_NAME_WIN32            1
 190 #define NTFS_FILE_NAME_DOS            2
 191 #define NTFS_FILE_NAME_WIN32_AND_DOS        3
 192
 193 #define NTFS_FILE_TYPE_READ_ONLY  0x1
 194 #define NTFS_FILE_TYPE_HIDDEN     0x2
 195 #define NTFS_FILE_TYPE_SYSTEM     0x4
 196 #define NTFS_FILE_TYPE_ARCHIVE    0x20
 197 #define NTFS_FILE_TYPE_COMPRESSED 0x800
 198 #define NTFS_FILE_TYPE_DIRECTORY  0x10000000
 199
 200 typedef struct
 201 {
 202     ULONG Type;             /* Magic number 'FILE' */
 203     USHORT UsaOffset;       /* Offset to the update sequence */
 204     USHORT UsaCount;        /* Size in words of Update Sequence Number & Array (S) */
 205     ULONGLONG Lsn;          /* $LogFile Sequence Number (LSN) */
 206 } NTFS_RECORD_HEADER, *PNTFS_RECORD_HEADER;
 207
 208 /* NTFS_RECORD_HEADER.Type */
 209 #define NRH_FILE_TYPE  0x454C4946  /* 'FILE' */
 210
 211
 212 typedef struct _FILE_RECORD_HEADER
 213 {
 214     NTFS_RECORD_HEADER Ntfs;
 215     USHORT SequenceNumber;        /* Sequence number */
 216     USHORT LinkCount;             /* Hard link count */
 217     USHORT AttributeOffset;       /* Offset to the first Attribute */
 218     USHORT Flags;                 /* Flags */
 219     ULONG BytesInUse;             /* Real size of the FILE record */
 220     ULONG BytesAllocated;         /* Allocated size of the FILE record */
 221     ULONGLONG BaseFileRecord;     /* File reference to the base FILE record */
 222     USHORT NextAttributeNumber;   /* Next Attribute Id */
 223     USHORT Pading;                /* Align to 4 UCHAR boundary (XP) */
 224     ULONG MFTRecordNumber;        /* Number of this MFT Record (XP) */
 225 } FILE_RECORD_HEADER, *PFILE_RECORD_HEADER;
 226
 227 /* Flags in FILE_RECORD_HEADER */
 228
 229 #define FRH_IN_USE    0x0001    /* Record is in use */
 230 #define FRH_DIRECTORY 0x0002    /* Record is a directory */
 231 #define FRH_UNKNOWN1  0x0004    /* Don't know */
 232 #define FRH_UNKNOWN2  0x0008    /* Don't know */
 233
 234 typedef struct
 235 {
 236     ULONG        Type;
 237     ULONG        Length;
 238     UCHAR        IsNonResident;
 239     UCHAR        NameLength;
 240     USHORT        NameOffset;
 241     USHORT        Flags;
 242     USHORT        Instance;
 243     union
 244     {
 245         // Resident attributes
 246         struct
 247         {
 248             ULONG        ValueLength;
 249             USHORT        ValueOffset;
 250             UCHAR        Flags;
 251             UCHAR        Reserved;
 252         } Resident;
 253         // Non-resident attributes
 254         struct
 255         {
 256             ULONGLONG        LowestVCN;
 257             ULONGLONG        HighestVCN;
 258             USHORT        MappingPairsOffset;
 259             USHORT        CompressionUnit;
 260             UCHAR        Reserved[4];
 261             LONGLONG        AllocatedSize;
 262             LONGLONG        DataSize;
 263             LONGLONG        InitializedSize;
 264             LONGLONG        CompressedSize;
 265         } NonResident;
 266     };
 267 } NTFS_ATTR_RECORD, *PNTFS_ATTR_RECORD;
 268
 269 typedef struct
 270 {
 271     ULONGLONG CreationTime;
 272     ULONGLONG ChangeTime;
 273     ULONGLONG LastWriteTime;
 274     ULONGLONG LastAccessTime;
 275     ULONG FileAttribute;
 276     ULONG AlignmentOrReserved[3];
 277 #if 0
 278     ULONG QuotaId;
 279     ULONG SecurityId;
 280     ULONGLONG QuotaCharge;
 281     USN Usn;
 282 #endif
 283 } STANDARD_INFORMATION, *PSTANDARD_INFORMATION;
 284
 285
 286 typedef struct
 287 {
 288     ATTRIBUTE_TYPE AttributeType;
 289     USHORT Length;
 290     UCHAR NameLength;
 291     UCHAR NameOffset;
 292     ULONGLONG StartVcn; // LowVcn
 293     ULONGLONG FileReferenceNumber;
 294     USHORT AttributeNumber;
 295     USHORT AlignmentOrReserved[3];
 296 } ATTRIBUTE_LIST, *PATTRIBUTE_LIST;
 297
 298
 299 typedef struct
 300 {
 301     ULONGLONG DirectoryFileReferenceNumber;
 302     ULONGLONG CreationTime;
 303     ULONGLONG ChangeTime;
 304     ULONGLONG LastWriteTime;
 305     ULONGLONG LastAccessTime;
 306     ULONGLONG AllocatedSize;
 307     ULONGLONG DataSize;
 308     ULONG FileAttributes;
 309     ULONG AlignmentOrReserved;
 310     UCHAR NameLength;
 311     UCHAR NameType;
 312     WCHAR Name[1];
 313 } FILENAME_ATTRIBUTE, *PFILENAME_ATTRIBUTE;
 314
 315 typedef struct
 316 {
 317     ULONG FirstEntryOffset;
 318     ULONG TotalSizeOfEntries;
 319     ULONG AllocatedSize;
 320     UCHAR Flags;
 321     UCHAR Padding[3];
 322 } INDEX_HEADER_ATTRIBUTE, *PINDEX_HEADER_ATTRIBUTE;
 323
 324 typedef struct
 325 {
 326     ULONG AttributeType;
 327     ULONG CollationRule;
 328     ULONG SizeOfEntry;
 329     UCHAR ClustersPerIndexRecord;
 330     UCHAR Padding[3];
 331     INDEX_HEADER_ATTRIBUTE Header;
 332 } INDEX_ROOT_ATTRIBUTE, *PINDEX_ROOT_ATTRIBUTE;
 333
 334 typedef struct
 335 {
 336     NTFS_RECORD_HEADER Ntfs;
 337     ULONGLONG VCN;
 338     INDEX_HEADER_ATTRIBUTE Header;
 339 } INDEX_BUFFER, *PINDEX_BUFFER;
 340
 341 typedef struct
 342 {
 343     union
 344     {
 345         struct
 346         {
 347             ULONGLONG    IndexedFile;
 348         } Directory;
 349         struct
 350         {
 351             USHORT    DataOffset;
 352             USHORT    DataLength;
 353             ULONG    Reserved;
 354         } ViewIndex;
 355     } Data;
 356     USHORT            Length;
 357     USHORT            KeyLength;
 358     USHORT            Flags;
 359     USHORT            Reserved;
 360     FILENAME_ATTRIBUTE    FileName;
 361 } INDEX_ENTRY_ATTRIBUTE, *PINDEX_ENTRY_ATTRIBUTE;
 362
 363 typedef struct
 364 {
 365     ULONGLONG Unknown1;
 366     UCHAR MajorVersion;
 367     UCHAR MinorVersion;
 368     USHORT Flags;
 369     ULONG Unknown2;
 370 } VOLINFO_ATTRIBUTE, *PVOLINFO_ATTRIBUTE;
 371
 372 typedef struct
 373 {
 374     NTFSIDENTIFIER Identifier;
 375     ULONG Flags;
 376     UCHAR MajorFunction;
 377     UCHAR MinorFunction;
 378     WORK_QUEUE_ITEM WorkQueueItem;
 379     PIRP Irp;
 380     BOOLEAN IsTopLevel;
 381     PDEVICE_OBJECT DeviceObject;
 382     NTSTATUS SavedExceptionCode;
 383 } NTFS_IRP_CONTEXT, *PNTFS_IRP_CONTEXT;
 384
 385 typedef struct _NTFS_ATTR_CONTEXT
 386 {
 387     PUCHAR            CacheRun;
 388     ULONGLONG            CacheRunOffset;
 389     LONGLONG            CacheRunStartLCN;
 390     ULONGLONG            CacheRunLength;
 391     LONGLONG            CacheRunLastLCN;
 392     ULONGLONG            CacheRunCurrentOffset;
 393     NTFS_ATTR_RECORD    Record;
 394 } NTFS_ATTR_CONTEXT, *PNTFS_ATTR_CONTEXT;
 395
 396 #define FCB_CACHE_INITIALIZED   0x0001
 397 #define FCB_IS_VOLUME_STREAM    0x0002
 398 #define FCB_IS_VOLUME           0x0004
 399 #define MAX_PATH                260
 400
 401 typedef struct _FCB
 402 {
 403     NTFSIDENTIFIER Identifier;
 404
 405     FSRTL_COMMON_FCB_HEADER RFCB;
 406     SECTION_OBJECT_POINTERS SectionObjectPointers;
 407
 408     PFILE_OBJECT FileObject;
 409     PNTFS_VCB Vcb;
 410
 411     WCHAR *ObjectName;          /* point on filename (250 chars max) in PathName */
 412     WCHAR PathName[MAX_PATH];   /* path+filename 260 max */
 413
 414     ERESOURCE PagingIoResource;
 415     ERESOURCE MainResource;
 416
 417     LIST_ENTRY FcbListEntry;
 418     struct _FCB* ParentFcb;
 419
 420     ULONG DirIndex;
 421
 422     LONG RefCount;
 423     ULONG Flags;
 424
 425     ULONGLONG MFTIndex;
 426
 427     FILENAME_ATTRIBUTE Entry;
 428
 429 } NTFS_FCB, *PNTFS_FCB;
 430
 431 extern PNTFS_GLOBAL_DATA NtfsGlobalData;
 432
 433 //int CdfsStrcmpi( wchar_t *str1, wchar_t *str2 );
 434 //void CdfsWstrcpy( wchar_t *str1, wchar_t *str2, int max );
 435
 436
 437 /* attrib.c */
 438
 439 //VOID
 440 //NtfsDumpAttribute(PATTRIBUTE Attribute);
 441
 442 PUCHAR
 443 DecodeRun(PUCHAR DataRun,
 444           LONGLONG *DataRunOffset,
 445           ULONGLONG *DataRunLength);
 446
 447 VOID
 448 NtfsDumpFileAttributes(PFILE_RECORD_HEADER FileRecord);
 449
 450 PFILENAME_ATTRIBUTE
 451 GetFileNameFromRecord(PFILE_RECORD_HEADER FileRecord);
 452
 453 /* blockdev.c */
 454
 455 NTSTATUS
 456 NtfsReadDisk(IN PDEVICE_OBJECT DeviceObject,
 457              IN LONGLONG StartingOffset,
 458              IN ULONG Length,
 459              IN OUT PUCHAR Buffer,
 460              IN BOOLEAN Override);
 461
 462 NTSTATUS
 463 NtfsReadSectors(IN PDEVICE_OBJECT DeviceObject,
 464                 IN ULONG DiskSector,
 465                 IN ULONG SectorCount,
 466                 IN ULONG SectorSize,
 467                 IN OUT PUCHAR Buffer,
 468                 IN BOOLEAN Override);
 469
 470 NTSTATUS
 471 NtfsDeviceIoControl(IN PDEVICE_OBJECT DeviceObject,
 472                     IN ULONG ControlCode,
 473                     IN PVOID InputBuffer,
 474                     IN ULONG InputBufferSize,
 475                     IN OUT PVOID OutputBuffer,
 476                     IN OUT PULONG OutputBufferSize,
 477                     IN BOOLEAN Override);
 478
 479
 480 /* close.c */
 481
 482 NTSTATUS
 483 NtfsCloseFile(PDEVICE_EXTENSION DeviceExt,
 484               PFILE_OBJECT FileObject);
 485
 486 DRIVER_DISPATCH NtfsFsdClose;
 487 NTSTATUS NTAPI
 488 NtfsFsdClose(PDEVICE_OBJECT DeviceObject,
 489              PIRP Irp);
 490
 491
 492 /* create.c */
 493
 494 DRIVER_DISPATCH NtfsFsdCreate;
 495 NTSTATUS NTAPI
 496 NtfsFsdCreate(PDEVICE_OBJECT DeviceObject,
 497               PIRP Irp);
 498
 499
 500 /* dirctl.c */
 501
 502 DRIVER_DISPATCH NtfsFsdDirectoryControl;
 503 NTSTATUS NTAPI
 504 NtfsFsdDirectoryControl(PDEVICE_OBJECT DeviceObject,
 505                         PIRP Irp);
 506
 507
 508 /* dispatch.c */
 509
 510 DRIVER_DISPATCH NtfsFsdDispatch;
 511 NTSTATUS NTAPI
 512 NtfsFsdDispatch(PDEVICE_OBJECT DeviceObject,
 513                 PIRP Irp);
 514
 515
 516 /* fastio.c */
 517
 518 BOOLEAN NTAPI
 519 NtfsAcqLazyWrite(PVOID Context,
 520                  BOOLEAN Wait);
 521
 522 VOID NTAPI
 523 NtfsRelLazyWrite(PVOID Context);
 524
 525 BOOLEAN NTAPI
 526 NtfsAcqReadAhead(PVOID Context,
 527                  BOOLEAN Wait);
 528
 529 VOID NTAPI
 530 NtfsRelReadAhead(PVOID Context);
 531
 532
 533 /* fcb.c */
 534
 535 PNTFS_FCB
 536 NtfsCreateFCB(PCWSTR FileName,
 537               PNTFS_VCB Vcb);
 538
 539 VOID
 540 NtfsDestroyFCB(PNTFS_FCB Fcb);
 541
 542 BOOLEAN
 543 NtfsFCBIsDirectory(PNTFS_FCB Fcb);
 544
 545 BOOLEAN
 546 NtfsFCBIsRoot(PNTFS_FCB Fcb);
 547
 548 VOID
 549 NtfsGrabFCB(PNTFS_VCB Vcb,
 550             PNTFS_FCB Fcb);
 551
 552 VOID
 553 NtfsReleaseFCB(PNTFS_VCB Vcb,
 554                PNTFS_FCB Fcb);
 555
 556 VOID
 557 NtfsAddFCBToTable(PNTFS_VCB Vcb,
 558                   PNTFS_FCB Fcb);
 559
 560 PNTFS_FCB
 561 NtfsGrabFCBFromTable(PNTFS_VCB Vcb,
 562                      PCWSTR FileName);
 563
 564 NTSTATUS
 565 NtfsFCBInitializeCache(PNTFS_VCB Vcb,
 566                        PNTFS_FCB Fcb);
 567
 568 PNTFS_FCB
 569 NtfsMakeRootFCB(PNTFS_VCB Vcb);
 570
 571 PNTFS_FCB
 572 NtfsOpenRootFCB(PNTFS_VCB Vcb);
 573
 574 NTSTATUS
 575 NtfsAttachFCBToFileObject(PNTFS_VCB Vcb,
 576                           PNTFS_FCB Fcb,
 577                           PFILE_OBJECT FileObject);
 578
 579 NTSTATUS
 580 NtfsGetFCBForFile(PNTFS_VCB Vcb,
 581                   PNTFS_FCB *pParentFCB,
 582                   PNTFS_FCB *pFCB,
 583                   const PWSTR pFileName);
 584
 585
 586 /* finfo.c */
 587
 588 DRIVER_DISPATCH NtfsFsdQueryInformation;
 589 NTSTATUS NTAPI
 590 NtfsFsdQueryInformation(PDEVICE_OBJECT DeviceObject,
 591                         PIRP Irp);
 592
 593
 594 /* fsctl.c */
 595
 596 DRIVER_DISPATCH NtfsFsdFileSystemControl;
 597 NTSTATUS NTAPI
 598 NtfsFsdFileSystemControl(PDEVICE_OBJECT DeviceObject,
 599                          PIRP Irp);
 600
 601
 602 /* mft.c */
 603 ULONG
 604 ReadAttribute(PDEVICE_EXTENSION Vcb,
 605               PNTFS_ATTR_CONTEXT Context,
 606               ULONGLONG Offset,
 607               PCHAR Buffer,
 608               ULONG Length);
 609
 610 ULONGLONG
 611 AttributeDataLength(PNTFS_ATTR_RECORD AttrRecord);
 612
 613 ULONG
 614 AttributeAllocatedLength(PNTFS_ATTR_RECORD AttrRecord);
 615
 616 NTSTATUS
 617 ReadFileRecord(PDEVICE_EXTENSION Vcb,
 618                ULONGLONG index,
 619                PFILE_RECORD_HEADER file);
 620
 621 NTSTATUS
 622 FindAttribute(PDEVICE_EXTENSION Vcb,
 623               PFILE_RECORD_HEADER MftRecord,
 624               ULONG Type,
 625               PCWSTR Name,
 626               ULONG NameLength,
 627               PNTFS_ATTR_CONTEXT * AttrCtx);
 628
 629 VOID
 630 ReadVCN(PDEVICE_EXTENSION Vcb,
 631         PFILE_RECORD_HEADER file,
 632         ATTRIBUTE_TYPE type,
 633         ULONGLONG vcn,
 634         ULONG count,
 635         PVOID buffer);
 636
 637 NTSTATUS
 638 FixupUpdateSequenceArray(PDEVICE_EXTENSION Vcb,
 639                          PNTFS_RECORD_HEADER Record);
 640
 641 NTSTATUS
 642 ReadLCN(PDEVICE_EXTENSION Vcb,
 643         ULONGLONG lcn,
 644         ULONG count,
 645         PVOID buffer);
 646
 647 VOID
 648 EnumerAttribute(PFILE_RECORD_HEADER file,
 649                 PDEVICE_EXTENSION Vcb,
 650                 PDEVICE_OBJECT DeviceObject);
 651
 652 NTSTATUS
 653 NtfsLookupFile(PDEVICE_EXTENSION Vcb,
 654                PUNICODE_STRING PathName,
 655                PFILE_RECORD_HEADER *FileRecord,
 656                PNTFS_ATTR_CONTEXT *DataContext,
 657                PULONGLONG MFTIndex);
 658
 659 NTSTATUS
 660 NtfsLookupFileAt(PDEVICE_EXTENSION Vcb,
 661                  PUNICODE_STRING PathName,
 662                  PFILE_RECORD_HEADER *FileRecord,
 663                  PNTFS_ATTR_CONTEXT *DataContext,
 664                  PULONGLONG MFTIndex,
 665                  ULONGLONG CurrentMFTIndex);
 666
 667 NTSTATUS
 668 NtfsFindFileAt(PDEVICE_EXTENSION Vcb,
 669                PUNICODE_STRING SearchPattern,
 670                PULONG FirstEntry,
 671                PFILE_RECORD_HEADER *FileRecord,
 672                PNTFS_ATTR_CONTEXT *DataContext,
 673                PULONGLONG MFTIndex,
 674                ULONGLONG CurrentMFTIndex);
 675
 676 /* misc.c */
 677
 678 BOOLEAN
 679 NtfsIsIrpTopLevel(PIRP Irp);
 680
 681 PNTFS_IRP_CONTEXT
 682 NtfsAllocateIrpContext(PDEVICE_OBJECT DeviceObject,
 683                        PIRP Irp);
 684
 685 #if 0
 686 BOOLEAN
 687 wstrcmpjoki(PWSTR s1, PWSTR s2);
 688
 689 VOID
 690 CdfsSwapString(PWCHAR Out,
 691                PUCHAR In,
 692                ULONG Count);
 693 #endif
 694
 695 VOID
 696 NtfsDateTimeToFileTime(ULONGLONG NtfsTime,
 697                        PLARGE_INTEGER SystemTime);
 698
 699 VOID
 700 NtfsFileFlagsToAttributes(ULONG NtfsAttributes,
 701                           PULONG FileAttributes);
 702
 703
 704 /* rw.c */
 705
 706 DRIVER_DISPATCH NtfsFsdRead;
 707 NTSTATUS NTAPI
 708 NtfsFsdRead(PDEVICE_OBJECT DeviceObject,
 709             PIRP Irp);
 710
 711 DRIVER_DISPATCH NtfsFsdWrite;
 712 NTSTATUS NTAPI
 713 NtfsFsdWrite(PDEVICE_OBJECT DeviceObject,
 714              PIRP Irp);
 715
 716
 717 /* volinfo.c */
 718
 719 NTSTATUS
 720 NtfsQueryVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
 721
 722 NTSTATUS
 723 NtfsSetVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
 724
 725
 726 /* ntfs.c */
 727
 728 DRIVER_INITIALIZE DriverEntry;
 729
 730 VOID
 731 NTAPI
 732 NtfsInitializeFunctionPointers(PDRIVER_OBJECT DriverObject);
 733
 734 #endif /* NTFS_H */