reactos/drivers/filesystems/ntfs/ntfs.h

   1 #ifndef NTFS_H
   2 #define NTFS_H
   3
   4 #include <ntifs.h>
   5 #include <pseh/pseh2.h>
   6
   7 #ifdef __GNUC__
   8 #define INIT_SECTION __attribute__((section ("INIT")))
   9 #else
  10 #define INIT_SECTION /* Done via alloc_text for MSC */
  11 #endif
  12
  13 #define CACHEPAGESIZE(pDeviceExt) \
  14         ((pDeviceExt)->NtfsInfo.UCHARsPerCluster > PAGE_SIZE ? \
  15          (pDeviceExt)->NtfsInfo.UCHARsPerCluster : PAGE_SIZE)
  16
  17 #define TAG_NTFS 'SFTN'
  18
  19 #define ROUND_UP(N, S) ((((N) + (S) - 1) / (S)) * (S))
  20 #define ROUND_DOWN(N, S) ((N) - ((N) % (S)))
  21
  22 #define DEVICE_NAME L"\\Ntfs"
  23
  24 #include <pshpack1.h>
  25 typedef struct _BIOS_PARAMETERS_BLOCK
  26 {
  27     USHORT    BytesPerSector;                   // 0x0B
  28     UCHAR     SectorsPerCluster;                // 0x0D
  29     UCHAR     Unused0[7];                               // 0x0E, checked when volume is mounted
  30     UCHAR     MediaId;                          // 0x15
  31     UCHAR     Unused1[2];                               // 0x16
  32     USHORT    SectorsPerTrack;          // 0x18
  33     USHORT    Heads;                                    // 0x1A
  34     UCHAR     Unused2[4];                               // 0x1C
  35     UCHAR     Unused3[4];                               // 0x20, checked when volume is mounted
  36 } BIOS_PARAMETERS_BLOCK, *PBIOS_PARAMETERS_BLOCK;
  37
  38 typedef struct _EXTENDED_BIOS_PARAMETERS_BLOCK
  39 {
  40     USHORT    Unknown[2];                               // 0x24, always 80 00 80 00
  41     ULONGLONG SectorCount;                      // 0x28
  42     ULONGLONG MftLocation;                      // 0x30
  43     ULONGLONG MftMirrLocation;          // 0x38
  44     CHAR      ClustersPerMftRecord;     // 0x40
  45     UCHAR     Unused4[3];                               // 0x41
  46     CHAR      ClustersPerIndexRecord; // 0x44
  47     UCHAR     Unused5[3];                               // 0x45
  48     ULONGLONG SerialNumber;                     // 0x48
  49     UCHAR     Checksum[4];                      // 0x50
  50 } EXTENDED_BIOS_PARAMETERS_BLOCK, *PEXTENDED_BIOS_PARAMETERS_BLOCK;
  51
  52 typedef struct _BOOT_SECTOR
  53 {
  54     UCHAR     Jump[3];                          // 0x00
  55     UCHAR     OEMID[8];                         // 0x03
  56     BIOS_PARAMETERS_BLOCK BPB;
  57     EXTENDED_BIOS_PARAMETERS_BLOCK EBPB;
  58     UCHAR     BootStrap[426];                   // 0x54
  59     USHORT    EndSector;                                // 0x1FE
  60 } BOOT_SECTOR, *PBOOT_SECTOR;
  61 #include <poppack.h>
  62
  63 //typedef struct _BootSector BootSector;
  64
  65 typedef struct _NTFS_INFO
  66 {
  67     ULONG BytesPerSector;
  68     ULONG SectorsPerCluster;
  69     ULONG BytesPerCluster;
  70     ULONGLONG SectorCount;
  71     ULONGLONG ClusterCount;
  72     ULARGE_INTEGER MftStart;
  73     ULARGE_INTEGER MftMirrStart;
  74     ULONG BytesPerFileRecord;
  75     ULONG BytesPerIndexRecord;
  76
  77     ULONGLONG SerialNumber;
  78     USHORT VolumeLabelLength;
  79     WCHAR VolumeLabel[MAXIMUM_VOLUME_LABEL_LENGTH];
  80     UCHAR MajorVersion;
  81     UCHAR MinorVersion;
  82     USHORT Flags;
  83
  84     ULONG MftZoneReservation;
  85 } NTFS_INFO, *PNTFS_INFO;
  86
  87 #define NTFS_TYPE_CCB         '20SF'
  88 #define NTFS_TYPE_FCB         '30SF'
  89 #define NTFS_TYPE_VCB         '50SF'
  90 #define NTFS_TYPE_IRP_CONTEST '60SF'
  91 #define NTFS_TYPE_GLOBAL_DATA '70SF'
  92
  93 typedef struct
  94 {
  95     ULONG Type;
  96     ULONG Size;
  97 } NTFSIDENTIFIER, *PNTFSIDENTIFIER;
  98
  99 typedef struct
 100 {
 101     NTFSIDENTIFIER Identifier;
 102
 103     ERESOURCE DirResource;
 104 //    ERESOURCE FatResource;
 105
 106     KSPIN_LOCK FcbListLock;
 107     LIST_ENTRY FcbListHead;
 108
 109     PVPB Vpb;
 110     PDEVICE_OBJECT StorageDevice;
 111     PFILE_OBJECT StreamFileObject;
 112
 113     struct _NTFS_ATTR_CONTEXT* MFTContext;
 114     struct _FILE_RECORD_HEADER* MasterFileTable;
 115     struct _FCB *VolumeFcb;
 116
 117     NTFS_INFO NtfsInfo;
 118
 119 } DEVICE_EXTENSION, *PDEVICE_EXTENSION, NTFS_VCB, *PNTFS_VCB;
 120
 121 typedef struct
 122 {
 123     NTFSIDENTIFIER Identifier;
 124     LIST_ENTRY     NextCCB;
 125     PFILE_OBJECT   PtrFileObject;
 126     LARGE_INTEGER  CurrentByteOffset;
 127     /* for DirectoryControl */
 128     ULONG Entry;
 129     /* for DirectoryControl */
 130     PWCHAR DirectorySearchPattern;
 131     ULONG LastCluster;
 132     ULONG LastOffset;
 133 } NTFS_CCB, *PNTFS_CCB;
 134
 135 #define TAG_CCB 'BCCI'
 136 #define TAG_FCB 'BCFI'
 137
 138 typedef struct
 139 {
 140     NTFSIDENTIFIER Identifier;
 141     ERESOURCE Resource;
 142     PDRIVER_OBJECT DriverObject;
 143     PDEVICE_OBJECT DeviceObject;
 144     CACHE_MANAGER_CALLBACKS CacheMgrCallbacks;
 145     ULONG Flags;
 146     FAST_IO_DISPATCH FastIoDispatch;
 147     NPAGED_LOOKASIDE_LIST IrpContextLookasideList;
 148     NPAGED_LOOKASIDE_LIST FcbLookasideList;
 149 } NTFS_GLOBAL_DATA, *PNTFS_GLOBAL_DATA;
 150
 151
 152 typedef enum
 153 {
 154     AttributeStandardInformation = 0x10,
 155     AttributeAttributeList = 0x20,
 156     AttributeFileName = 0x30,
 157     AttributeObjectId = 0x40,
 158     AttributeSecurityDescriptor = 0x50,
 159     AttributeVolumeName = 0x60,
 160     AttributeVolumeInformation = 0x70,
 161     AttributeData = 0x80,
 162     AttributeIndexRoot = 0x90,
 163     AttributeIndexAllocation = 0xA0,
 164     AttributeBitmap = 0xB0,
 165     AttributeReparsePoint = 0xC0,
 166     AttributeEAInformation = 0xD0,
 167     AttributeEA = 0xE0,
 168     AttributePropertySet = 0xF0,
 169     AttributeLoggedUtilityStream = 0x100,
 170     AttributeEnd = 0xFFFFFFFF
 171 } ATTRIBUTE_TYPE, *PATTRIBUTE_TYPE;
 172
 173 #define NTFS_FILE_MFT                0
 174 #define NTFS_FILE_MFTMIRR            1
 175 #define NTFS_FILE_LOGFILE            2
 176 #define NTFS_FILE_VOLUME            3
 177 #define NTFS_FILE_ATTRDEF            4
 178 #define NTFS_FILE_ROOT                5
 179 #define NTFS_FILE_BITMAP            6
 180 #define NTFS_FILE_BOOT                7
 181 #define NTFS_FILE_BADCLUS            8
 182 #define NTFS_FILE_QUOTA                9
 183 #define NTFS_FILE_UPCASE            10
 184 #define NTFS_FILE_EXTEND            11
 185
 186 #define NTFS_MFT_MASK 0x0000FFFFFFFFFFFFULL
 187
 188 #define COLLATION_BINARY              0x00
 189 #define COLLATION_FILE_NAME           0x01
 190 #define COLLATION_UNICODE_STRING      0x02
 191 #define COLLATION_NTOFS_ULONG         0x10
 192 #define COLLATION_NTOFS_SID           0x11
 193 #define COLLATION_NTOFS_SECURITY_HASH 0x12
 194 #define COLLATION_NTOFS_ULONGS        0x13
 195
 196 #define INDEX_ROOT_SMALL 0x0
 197 #define INDEX_ROOT_LARGE 0x1
 198
 199 #define NTFS_INDEX_ENTRY_NODE            1
 200 #define NTFS_INDEX_ENTRY_END            2
 201
 202 #define NTFS_FILE_NAME_POSIX            0
 203 #define NTFS_FILE_NAME_WIN32            1
 204 #define NTFS_FILE_NAME_DOS            2
 205 #define NTFS_FILE_NAME_WIN32_AND_DOS        3
 206
 207 #define NTFS_FILE_TYPE_READ_ONLY  0x1
 208 #define NTFS_FILE_TYPE_HIDDEN     0x2
 209 #define NTFS_FILE_TYPE_SYSTEM     0x4
 210 #define NTFS_FILE_TYPE_ARCHIVE    0x20
 211 #define NTFS_FILE_TYPE_REPARSE    0x400
 212 #define NTFS_FILE_TYPE_COMPRESSED 0x800
 213 #define NTFS_FILE_TYPE_DIRECTORY  0x10000000
 214
 215 typedef struct
 216 {
 217     ULONG Type;             /* Magic number 'FILE' */
 218     USHORT UsaOffset;       /* Offset to the update sequence */
 219     USHORT UsaCount;        /* Size in words of Update Sequence Number & Array (S) */
 220     ULONGLONG Lsn;          /* $LogFile Sequence Number (LSN) */
 221 } NTFS_RECORD_HEADER, *PNTFS_RECORD_HEADER;
 222
 223 /* NTFS_RECORD_HEADER.Type */
 224 #define NRH_FILE_TYPE  0x454C4946  /* 'FILE' */
 225 #define NRH_INDX_TYPE  0x58444E49  /* 'INDX' */
 226
 227
 228 typedef struct _FILE_RECORD_HEADER
 229 {
 230     NTFS_RECORD_HEADER Ntfs;
 231     USHORT SequenceNumber;        /* Sequence number */
 232     USHORT LinkCount;             /* Hard link count */
 233     USHORT AttributeOffset;       /* Offset to the first Attribute */
 234     USHORT Flags;                 /* Flags */
 235     ULONG BytesInUse;             /* Real size of the FILE record */
 236     ULONG BytesAllocated;         /* Allocated size of the FILE record */
 237     ULONGLONG BaseFileRecord;     /* File reference to the base FILE record */
 238     USHORT NextAttributeNumber;   /* Next Attribute Id */
 239     USHORT Pading;                /* Align to 4 UCHAR boundary (XP) */
 240     ULONG MFTRecordNumber;        /* Number of this MFT Record (XP) */
 241 } FILE_RECORD_HEADER, *PFILE_RECORD_HEADER;
 242
 243 /* Flags in FILE_RECORD_HEADER */
 244
 245 #define FRH_IN_USE    0x0001    /* Record is in use */
 246 #define FRH_DIRECTORY 0x0002    /* Record is a directory */
 247 #define FRH_UNKNOWN1  0x0004    /* Don't know */
 248 #define FRH_UNKNOWN2  0x0008    /* Don't know */
 249
 250 typedef struct
 251 {
 252     ULONG        Type;
 253     ULONG        Length;
 254     UCHAR        IsNonResident;
 255     UCHAR        NameLength;
 256     USHORT        NameOffset;
 257     USHORT        Flags;
 258     USHORT        Instance;
 259     union
 260     {
 261         // Resident attributes
 262         struct
 263         {
 264             ULONG        ValueLength;
 265             USHORT        ValueOffset;
 266             UCHAR        Flags;
 267             UCHAR        Reserved;
 268         } Resident;
 269         // Non-resident attributes
 270         struct
 271         {
 272             ULONGLONG        LowestVCN;
 273             ULONGLONG        HighestVCN;
 274             USHORT        MappingPairsOffset;
 275             USHORT        CompressionUnit;
 276             UCHAR        Reserved[4];
 277             LONGLONG        AllocatedSize;
 278             LONGLONG        DataSize;
 279             LONGLONG        InitializedSize;
 280             LONGLONG        CompressedSize;
 281         } NonResident;
 282     };
 283 } NTFS_ATTR_RECORD, *PNTFS_ATTR_RECORD;
 284
 285 typedef struct
 286 {
 287     ULONGLONG CreationTime;
 288     ULONGLONG ChangeTime;
 289     ULONGLONG LastWriteTime;
 290     ULONGLONG LastAccessTime;
 291     ULONG FileAttribute;
 292     ULONG AlignmentOrReserved[3];
 293 #if 0
 294     ULONG QuotaId;
 295     ULONG SecurityId;
 296     ULONGLONG QuotaCharge;
 297     USN Usn;
 298 #endif
 299 } STANDARD_INFORMATION, *PSTANDARD_INFORMATION;
 300
 301
 302 typedef struct
 303 {
 304     ATTRIBUTE_TYPE AttributeType;
 305     USHORT Length;
 306     UCHAR NameLength;
 307     UCHAR NameOffset;
 308     ULONGLONG StartVcn; // LowVcn
 309     ULONGLONG FileReferenceNumber;
 310     USHORT AttributeNumber;
 311     USHORT AlignmentOrReserved[3];
 312 } ATTRIBUTE_LIST, *PATTRIBUTE_LIST;
 313
 314
 315 typedef struct
 316 {
 317     ULONGLONG DirectoryFileReferenceNumber;
 318     ULONGLONG CreationTime;
 319     ULONGLONG ChangeTime;
 320     ULONGLONG LastWriteTime;
 321     ULONGLONG LastAccessTime;
 322     ULONGLONG AllocatedSize;
 323     ULONGLONG DataSize;
 324     ULONG FileAttributes;
 325     union
 326     {
 327         struct
 328         {
 329             USHORT PackedEaSize;
 330             USHORT AlignmentOrReserved;
 331         } EaInfo;
 332         ULONG ReparseTag;
 333     } Extended;
 334     UCHAR NameLength;
 335     UCHAR NameType;
 336     WCHAR Name[1];
 337 } FILENAME_ATTRIBUTE, *PFILENAME_ATTRIBUTE;
 338
 339 typedef struct
 340 {
 341     ULONG FirstEntryOffset;
 342     ULONG TotalSizeOfEntries;
 343     ULONG AllocatedSize;
 344     UCHAR Flags;
 345     UCHAR Padding[3];
 346 } INDEX_HEADER_ATTRIBUTE, *PINDEX_HEADER_ATTRIBUTE;
 347
 348 typedef struct
 349 {
 350     ULONG AttributeType;
 351     ULONG CollationRule;
 352     ULONG SizeOfEntry;
 353     UCHAR ClustersPerIndexRecord;
 354     UCHAR Padding[3];
 355     INDEX_HEADER_ATTRIBUTE Header;
 356 } INDEX_ROOT_ATTRIBUTE, *PINDEX_ROOT_ATTRIBUTE;
 357
 358 typedef struct
 359 {
 360     NTFS_RECORD_HEADER Ntfs;
 361     ULONGLONG VCN;
 362     INDEX_HEADER_ATTRIBUTE Header;
 363 } INDEX_BUFFER, *PINDEX_BUFFER;
 364
 365 typedef struct
 366 {
 367     union
 368     {
 369         struct
 370         {
 371             ULONGLONG    IndexedFile;
 372         } Directory;
 373         struct
 374         {
 375             USHORT    DataOffset;
 376             USHORT    DataLength;
 377             ULONG    Reserved;
 378         } ViewIndex;
 379     } Data;
 380     USHORT            Length;
 381     USHORT            KeyLength;
 382     USHORT            Flags;
 383     USHORT            Reserved;
 384     FILENAME_ATTRIBUTE    FileName;
 385 } INDEX_ENTRY_ATTRIBUTE, *PINDEX_ENTRY_ATTRIBUTE;
 386
 387 typedef struct
 388 {
 389     ULONGLONG Unknown1;
 390     UCHAR MajorVersion;
 391     UCHAR MinorVersion;
 392     USHORT Flags;
 393     ULONG Unknown2;
 394 } VOLINFO_ATTRIBUTE, *PVOLINFO_ATTRIBUTE;
 395
 396 typedef struct {
 397     ULONG ReparseTag;
 398     USHORT DataLength;
 399     USHORT Reserved;
 400     UCHAR Data[1];
 401 } REPARSE_POINT_ATTRIBUTE, *PREPARSE_POINT_ATTRIBUTE;
 402
 403 #define IRPCONTEXT_CANWAIT 0x1
 404 #define IRPCONTEXT_COMPLETE 0x2
 405 #define IRPCONTEXT_QUEUE 0x4
 406
 407 typedef struct
 408 {
 409     NTFSIDENTIFIER Identifier;
 410     ULONG Flags;
 411     PIO_STACK_LOCATION Stack;
 412     UCHAR MajorFunction;
 413     UCHAR MinorFunction;
 414     WORK_QUEUE_ITEM WorkQueueItem;
 415     PIRP Irp;
 416     BOOLEAN IsTopLevel;
 417     PDEVICE_OBJECT DeviceObject;
 418     PFILE_OBJECT FileObject;
 419     NTSTATUS SavedExceptionCode;
 420     CCHAR PriorityBoost;
 421 } NTFS_IRP_CONTEXT, *PNTFS_IRP_CONTEXT;
 422
 423 typedef struct _NTFS_ATTR_CONTEXT
 424 {
 425     PUCHAR            CacheRun;
 426     ULONGLONG            CacheRunOffset;
 427     LONGLONG            CacheRunStartLCN;
 428     ULONGLONG            CacheRunLength;
 429     LONGLONG            CacheRunLastLCN;
 430     ULONGLONG            CacheRunCurrentOffset;
 431     NTFS_ATTR_RECORD    Record;
 432 } NTFS_ATTR_CONTEXT, *PNTFS_ATTR_CONTEXT;
 433
 434 #define FCB_CACHE_INITIALIZED   0x0001
 435 #define FCB_IS_VOLUME_STREAM    0x0002
 436 #define FCB_IS_VOLUME           0x0004
 437 #define MAX_PATH                260
 438
 439 typedef struct _FCB
 440 {
 441     NTFSIDENTIFIER Identifier;
 442
 443     FSRTL_COMMON_FCB_HEADER RFCB;
 444     SECTION_OBJECT_POINTERS SectionObjectPointers;
 445
 446     PFILE_OBJECT FileObject;
 447     PNTFS_VCB Vcb;
 448
 449     WCHAR Stream[MAX_PATH];
 450     WCHAR *ObjectName;          /* point on filename (250 chars max) in PathName */
 451     WCHAR PathName[MAX_PATH];   /* path+filename 260 max */
 452
 453     ERESOURCE PagingIoResource;
 454     ERESOURCE MainResource;
 455
 456     LIST_ENTRY FcbListEntry;
 457     struct _FCB* ParentFcb;
 458
 459     ULONG DirIndex;
 460
 461     LONG RefCount;
 462     ULONG Flags;
 463
 464     ULONGLONG MFTIndex;
 465     USHORT LinkCount;
 466
 467     FILENAME_ATTRIBUTE Entry;
 468
 469 } NTFS_FCB, *PNTFS_FCB;
 470
 471 typedef struct _FIND_ATTR_CONTXT
 472 {
 473     PDEVICE_EXTENSION Vcb;
 474     BOOLEAN OnlyResident;
 475     PNTFS_ATTR_RECORD FirstAttr;
 476     PNTFS_ATTR_RECORD CurrAttr;
 477     PNTFS_ATTR_RECORD LastAttr;
 478     PNTFS_ATTR_RECORD NonResidentStart;
 479     PNTFS_ATTR_RECORD NonResidentEnd;
 480 } FIND_ATTR_CONTXT, *PFIND_ATTR_CONTXT;
 481
 482 extern PNTFS_GLOBAL_DATA NtfsGlobalData;
 483
 484 FORCEINLINE
 485 NTSTATUS
 486 NtfsMarkIrpContextForQueue(PNTFS_IRP_CONTEXT IrpContext)
 487 {
 488     PULONG Flags = &IrpContext->Flags;
 489
 490     *Flags &= ~IRPCONTEXT_COMPLETE;
 491     *Flags |= IRPCONTEXT_QUEUE;
 492
 493     return STATUS_PENDING;
 494 }
 495
 496 /* attrib.c */
 497
 498 //VOID
 499 //NtfsDumpAttribute(PATTRIBUTE Attribute);
 500
 501 PUCHAR
 502 DecodeRun(PUCHAR DataRun,
 503           LONGLONG *DataRunOffset,
 504           ULONGLONG *DataRunLength);
 505
 506 VOID
 507 NtfsDumpFileAttributes(PDEVICE_EXTENSION Vcb,
 508                        PFILE_RECORD_HEADER FileRecord);
 509
 510 PSTANDARD_INFORMATION
 511 GetStandardInformationFromRecord(PDEVICE_EXTENSION Vcb,
 512                                  PFILE_RECORD_HEADER FileRecord);
 513
 514 PFILENAME_ATTRIBUTE
 515 GetFileNameFromRecord(PDEVICE_EXTENSION Vcb,
 516                       PFILE_RECORD_HEADER FileRecord,
 517                       UCHAR NameType);
 518
 519 PFILENAME_ATTRIBUTE
 520 GetBestFileNameFromRecord(PDEVICE_EXTENSION Vcb,
 521                           PFILE_RECORD_HEADER FileRecord);
 522
 523 NTSTATUS
 524 FindFirstAttribute(PFIND_ATTR_CONTXT Context,
 525                    PDEVICE_EXTENSION Vcb,
 526                    PFILE_RECORD_HEADER FileRecord,
 527                    BOOLEAN OnlyResident,
 528                    PNTFS_ATTR_RECORD * Attribute);
 529
 530 NTSTATUS
 531 FindNextAttribute(PFIND_ATTR_CONTXT Context,
 532                   PNTFS_ATTR_RECORD * Attribute);
 533
 534 VOID
 535 FindCloseAttribute(PFIND_ATTR_CONTXT Context);
 536
 537 /* blockdev.c */
 538
 539 NTSTATUS
 540 NtfsReadDisk(IN PDEVICE_OBJECT DeviceObject,
 541              IN LONGLONG StartingOffset,
 542              IN ULONG Length,
 543              IN ULONG SectorSize,
 544              IN OUT PUCHAR Buffer,
 545              IN BOOLEAN Override);
 546
 547 NTSTATUS
 548 NtfsReadSectors(IN PDEVICE_OBJECT DeviceObject,
 549                 IN ULONG DiskSector,
 550                 IN ULONG SectorCount,
 551                 IN ULONG SectorSize,
 552                 IN OUT PUCHAR Buffer,
 553                 IN BOOLEAN Override);
 554
 555 NTSTATUS
 556 NtfsDeviceIoControl(IN PDEVICE_OBJECT DeviceObject,
 557                     IN ULONG ControlCode,
 558                     IN PVOID InputBuffer,
 559                     IN ULONG InputBufferSize,
 560                     IN OUT PVOID OutputBuffer,
 561                     IN OUT PULONG OutputBufferSize,
 562                     IN BOOLEAN Override);
 563
 564
 565 /* close.c */
 566
 567 NTSTATUS
 568 NtfsCloseFile(PDEVICE_EXTENSION DeviceExt,
 569               PFILE_OBJECT FileObject);
 570
 571 NTSTATUS
 572 NtfsClose(PNTFS_IRP_CONTEXT IrpContext);
 573
 574
 575 /* create.c */
 576
 577 NTSTATUS
 578 NtfsCreate(PNTFS_IRP_CONTEXT IrpContext);
 579
 580
 581 /* devctl.c */
 582
 583 NTSTATUS
 584 NtfsDeviceControl(PNTFS_IRP_CONTEXT IrpContext);
 585
 586
 587 /* dirctl.c */
 588
 589 ULONGLONG
 590 NtfsGetFileSize(PDEVICE_EXTENSION DeviceExt,
 591                 PFILE_RECORD_HEADER FileRecord,
 592                 PCWSTR Stream,
 593                 ULONG StreamLength,
 594                 PULONGLONG AllocatedSize);
 595
 596 NTSTATUS
 597 NtfsDirectoryControl(PNTFS_IRP_CONTEXT IrpContext);
 598
 599
 600 /* dispatch.c */
 601
 602 DRIVER_DISPATCH NtfsFsdDispatch;
 603 NTSTATUS NTAPI
 604 NtfsFsdDispatch(PDEVICE_OBJECT DeviceObject,
 605                 PIRP Irp);
 606
 607
 608 /* fastio.c */
 609
 610 BOOLEAN NTAPI
 611 NtfsAcqLazyWrite(PVOID Context,
 612                  BOOLEAN Wait);
 613
 614 VOID NTAPI
 615 NtfsRelLazyWrite(PVOID Context);
 616
 617 BOOLEAN NTAPI
 618 NtfsAcqReadAhead(PVOID Context,
 619                  BOOLEAN Wait);
 620
 621 VOID NTAPI
 622 NtfsRelReadAhead(PVOID Context);
 623
 624 FAST_IO_CHECK_IF_POSSIBLE NtfsFastIoCheckIfPossible;
 625 FAST_IO_READ NtfsFastIoRead;
 626 FAST_IO_WRITE NtfsFastIoWrite;
 627
 628
 629 /* fcb.c */
 630
 631 PNTFS_FCB
 632 NtfsCreateFCB(PCWSTR FileName,
 633               PCWSTR Stream,
 634               PNTFS_VCB Vcb);
 635
 636 VOID
 637 NtfsDestroyFCB(PNTFS_FCB Fcb);
 638
 639 BOOLEAN
 640 NtfsFCBIsDirectory(PNTFS_FCB Fcb);
 641
 642 BOOLEAN
 643 NtfsFCBIsReparsePoint(PNTFS_FCB Fcb);
 644
 645 BOOLEAN
 646 NtfsFCBIsCompressed(PNTFS_FCB Fcb);
 647
 648 BOOLEAN
 649 NtfsFCBIsRoot(PNTFS_FCB Fcb);
 650
 651 VOID
 652 NtfsGrabFCB(PNTFS_VCB Vcb,
 653             PNTFS_FCB Fcb);
 654
 655 VOID
 656 NtfsReleaseFCB(PNTFS_VCB Vcb,
 657                PNTFS_FCB Fcb);
 658
 659 VOID
 660 NtfsAddFCBToTable(PNTFS_VCB Vcb,
 661                   PNTFS_FCB Fcb);
 662
 663 PNTFS_FCB
 664 NtfsGrabFCBFromTable(PNTFS_VCB Vcb,
 665                      PCWSTR FileName);
 666
 667 NTSTATUS
 668 NtfsFCBInitializeCache(PNTFS_VCB Vcb,
 669                        PNTFS_FCB Fcb);
 670
 671 PNTFS_FCB
 672 NtfsMakeRootFCB(PNTFS_VCB Vcb);
 673
 674 PNTFS_FCB
 675 NtfsOpenRootFCB(PNTFS_VCB Vcb);
 676
 677 NTSTATUS
 678 NtfsAttachFCBToFileObject(PNTFS_VCB Vcb,
 679                           PNTFS_FCB Fcb,
 680                           PFILE_OBJECT FileObject);
 681
 682 NTSTATUS
 683 NtfsGetFCBForFile(PNTFS_VCB Vcb,
 684                   PNTFS_FCB *pParentFCB,
 685                   PNTFS_FCB *pFCB,
 686                   const PWSTR pFileName);
 687
 688 NTSTATUS
 689 NtfsReadFCBAttribute(PNTFS_VCB Vcb,
 690                      PNTFS_FCB pFCB,
 691                      ULONG Type,
 692                      PCWSTR Name,
 693                      ULONG NameLength,
 694                      PVOID * Data);
 695
 696 NTSTATUS
 697 NtfsMakeFCBFromDirEntry(PNTFS_VCB Vcb,
 698                         PNTFS_FCB DirectoryFCB,
 699                         PUNICODE_STRING Name,
 700                         PCWSTR Stream,
 701                         PFILE_RECORD_HEADER Record,
 702                         ULONGLONG MFTIndex,
 703                         PNTFS_FCB * fileFCB);
 704
 705
 706 /* finfo.c */
 707
 708 NTSTATUS
 709 NtfsQueryInformation(PNTFS_IRP_CONTEXT IrpContext);
 710
 711
 712 /* fsctl.c */
 713
 714 NTSTATUS
 715 NtfsFileSystemControl(PNTFS_IRP_CONTEXT IrpContext);
 716
 717
 718 /* mft.c */
 719 PNTFS_ATTR_CONTEXT
 720 PrepareAttributeContext(PNTFS_ATTR_RECORD AttrRecord);
 721
 722 VOID
 723 ReleaseAttributeContext(PNTFS_ATTR_CONTEXT Context);
 724
 725 ULONG
 726 ReadAttribute(PDEVICE_EXTENSION Vcb,
 727               PNTFS_ATTR_CONTEXT Context,
 728               ULONGLONG Offset,
 729               PCHAR Buffer,
 730               ULONG Length);
 731
 732 ULONGLONG
 733 AttributeDataLength(PNTFS_ATTR_RECORD AttrRecord);
 734
 735 ULONG
 736 AttributeAllocatedLength(PNTFS_ATTR_RECORD AttrRecord);
 737
 738 NTSTATUS
 739 ReadFileRecord(PDEVICE_EXTENSION Vcb,
 740                ULONGLONG index,
 741                PFILE_RECORD_HEADER file);
 742
 743 NTSTATUS
 744 FindAttribute(PDEVICE_EXTENSION Vcb,
 745               PFILE_RECORD_HEADER MftRecord,
 746               ULONG Type,
 747               PCWSTR Name,
 748               ULONG NameLength,
 749               PNTFS_ATTR_CONTEXT * AttrCtx);
 750
 751 VOID
 752 ReadVCN(PDEVICE_EXTENSION Vcb,
 753         PFILE_RECORD_HEADER file,
 754         ATTRIBUTE_TYPE type,
 755         ULONGLONG vcn,
 756         ULONG count,
 757         PVOID buffer);
 758
 759 NTSTATUS
 760 FixupUpdateSequenceArray(PDEVICE_EXTENSION Vcb,
 761                          PNTFS_RECORD_HEADER Record);
 762
 763 NTSTATUS
 764 ReadLCN(PDEVICE_EXTENSION Vcb,
 765         ULONGLONG lcn,
 766         ULONG count,
 767         PVOID buffer);
 768
 769 VOID
 770 EnumerAttribute(PFILE_RECORD_HEADER file,
 771                 PDEVICE_EXTENSION Vcb,
 772                 PDEVICE_OBJECT DeviceObject);
 773
 774 NTSTATUS
 775 NtfsLookupFile(PDEVICE_EXTENSION Vcb,
 776                PUNICODE_STRING PathName,
 777                PFILE_RECORD_HEADER *FileRecord,
 778                PULONGLONG MFTIndex);
 779
 780 NTSTATUS
 781 NtfsLookupFileAt(PDEVICE_EXTENSION Vcb,
 782                  PUNICODE_STRING PathName,
 783                  PFILE_RECORD_HEADER *FileRecord,
 784                  PULONGLONG MFTIndex,
 785                  ULONGLONG CurrentMFTIndex);
 786
 787 NTSTATUS
 788 NtfsFindFileAt(PDEVICE_EXTENSION Vcb,
 789                PUNICODE_STRING SearchPattern,
 790                PULONG FirstEntry,
 791                PFILE_RECORD_HEADER *FileRecord,
 792                PULONGLONG MFTIndex,
 793                ULONGLONG CurrentMFTIndex);
 794
 795 /* misc.c */
 796
 797 BOOLEAN
 798 NtfsIsIrpTopLevel(PIRP Irp);
 799
 800 PNTFS_IRP_CONTEXT
 801 NtfsAllocateIrpContext(PDEVICE_OBJECT DeviceObject,
 802                        PIRP Irp);
 803
 804 PVOID
 805 NtfsGetUserBuffer(PIRP Irp,
 806                   BOOLEAN Paging);
 807
 808 #if 0
 809 BOOLEAN
 810 wstrcmpjoki(PWSTR s1, PWSTR s2);
 811
 812 VOID
 813 CdfsSwapString(PWCHAR Out,
 814                PUCHAR In,
 815                ULONG Count);
 816 #endif
 817
 818 VOID
 819 NtfsFileFlagsToAttributes(ULONG NtfsAttributes,
 820                           PULONG FileAttributes);
 821
 822
 823 /* rw.c */
 824
 825 NTSTATUS
 826 NtfsRead(PNTFS_IRP_CONTEXT IrpContext);
 827
 828 NTSTATUS
 829 NtfsWrite(PNTFS_IRP_CONTEXT IrpContext);
 830
 831
 832 /* volinfo.c */
 833
 834 ULONGLONG
 835 NtfsGetFreeClusters(PDEVICE_EXTENSION DeviceExt);
 836
 837 NTSTATUS
 838 NtfsQueryVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
 839
 840 NTSTATUS
 841 NtfsSetVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
 842
 843
 844 /* ntfs.c */
 845
 846 DRIVER_INITIALIZE DriverEntry;
 847
 848 VOID
 849 NTAPI
 850 NtfsInitializeFunctionPointers(PDRIVER_OBJECT DriverObject);
 851
 852 #endif /* NTFS_H */