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 #define CACHEPAGESIZE(pDeviceExt) \
   8         ((pDeviceExt)->NtfsInfo.UCHARsPerCluster > PAGE_SIZE ? \
   9          (pDeviceExt)->NtfsInfo.UCHARsPerCluster : PAGE_SIZE)
  10
  11 #define TAG_NTFS 'SFTN'
  12
  13 #define ROUND_UP(N, S) ((((N) + (S) - 1) / (S)) * (S))
  14 #define ROUND_DOWN(N, S) ((N) - ((N) % (S)))
  15
  16 #define DEVICE_NAME L"\\Ntfs"
  17
  18 #include <pshpack1.h>
  19 typedef struct _BIOS_PARAMETERS_BLOCK
  20 {
  21     USHORT    BytesPerSector;                   // 0x0B
  22     UCHAR     SectorsPerCluster;                // 0x0D
  23     UCHAR     Unused0[7];                               // 0x0E, checked when volume is mounted
  24     UCHAR     MediaId;                          // 0x15
  25     UCHAR     Unused1[2];                               // 0x16
  26     USHORT    SectorsPerTrack;          // 0x18
  27     USHORT    Heads;                                    // 0x1A
  28     UCHAR     Unused2[4];                               // 0x1C
  29     UCHAR     Unused3[4];                               // 0x20, checked when volume is mounted
  30 } BIOS_PARAMETERS_BLOCK, *PBIOS_PARAMETERS_BLOCK;
  31
  32 typedef struct _EXTENDED_BIOS_PARAMETERS_BLOCK
  33 {
  34     USHORT    Unknown[2];                               // 0x24, always 80 00 80 00
  35     ULONGLONG SectorCount;                      // 0x28
  36     ULONGLONG MftLocation;                      // 0x30
  37     ULONGLONG MftMirrLocation;          // 0x38
  38     CHAR      ClustersPerMftRecord;     // 0x40
  39     UCHAR     Unused4[3];                               // 0x41
  40     CHAR      ClustersPerIndexRecord; // 0x44
  41     UCHAR     Unused5[3];                               // 0x45
  42     ULONGLONG SerialNumber;                     // 0x48
  43     UCHAR     Checksum[4];                      // 0x50
  44 } EXTENDED_BIOS_PARAMETERS_BLOCK, *PEXTENDED_BIOS_PARAMETERS_BLOCK;
  45
  46 typedef struct _BOOT_SECTOR
  47 {
  48     UCHAR     Jump[3];                          // 0x00
  49     UCHAR     OEMID[8];                         // 0x03
  50     BIOS_PARAMETERS_BLOCK BPB;
  51     EXTENDED_BIOS_PARAMETERS_BLOCK EBPB;
  52     UCHAR     BootStrap[426];                   // 0x54
  53     USHORT    EndSector;                                // 0x1FE
  54 } BOOT_SECTOR, *PBOOT_SECTOR;
  55 #include <poppack.h>
  56
  57 //typedef struct _BootSector BootSector;
  58
  59 typedef struct _NTFS_INFO
  60 {
  61     ULONG BytesPerSector;
  62     ULONG SectorsPerCluster;
  63     ULONG BytesPerCluster;
  64     ULONGLONG SectorCount;
  65     ULONGLONG ClusterCount;
  66     ULARGE_INTEGER MftStart;
  67     ULARGE_INTEGER MftMirrStart;
  68     ULONG BytesPerFileRecord;
  69     ULONG BytesPerIndexRecord;
  70
  71     ULONGLONG SerialNumber;
  72     USHORT VolumeLabelLength;
  73     WCHAR VolumeLabel[MAXIMUM_VOLUME_LABEL_LENGTH];
  74     UCHAR MajorVersion;
  75     UCHAR MinorVersion;
  76     USHORT Flags;
  77
  78     ULONG MftZoneReservation;
  79 } NTFS_INFO, *PNTFS_INFO;
  80
  81 #define NTFS_TYPE_CCB         '20SF'
  82 #define NTFS_TYPE_FCB         '30SF'
  83 #define NTFS_TYPE_VCB         '50SF'
  84 #define NTFS_TYPE_IRP_CONTEST '60SF'
  85 #define NTFS_TYPE_GLOBAL_DATA '70SF'
  86
  87 typedef struct
  88 {
  89     ULONG Type;
  90     ULONG Size;
  91 } NTFSIDENTIFIER, *PNTFSIDENTIFIER;
  92
  93 typedef struct
  94 {
  95     NTFSIDENTIFIER Identifier;
  96
  97     ERESOURCE DirResource;
  98 //    ERESOURCE FatResource;
  99
 100     KSPIN_LOCK FcbListLock;
 101     LIST_ENTRY FcbListHead;
 102
 103     PVPB Vpb;
 104     PDEVICE_OBJECT StorageDevice;
 105     PFILE_OBJECT StreamFileObject;
 106
 107     struct _NTFS_ATTR_CONTEXT* MFTContext;
 108     struct _FILE_RECORD_HEADER* MasterFileTable;
 109     struct _FCB *VolumeFcb;
 110
 111     NTFS_INFO NtfsInfo;
 112
 113 } DEVICE_EXTENSION, *PDEVICE_EXTENSION, NTFS_VCB, *PNTFS_VCB;
 114
 115 typedef struct
 116 {
 117     NTFSIDENTIFIER Identifier;
 118     LIST_ENTRY     NextCCB;
 119     PFILE_OBJECT   PtrFileObject;
 120     LARGE_INTEGER  CurrentByteOffset;
 121     /* for DirectoryControl */
 122     ULONG Entry;
 123     /* for DirectoryControl */
 124     PWCHAR DirectorySearchPattern;
 125     ULONG LastCluster;
 126     ULONG LastOffset;
 127 } NTFS_CCB, *PNTFS_CCB;
 128
 129 #define TAG_CCB 'BCCI'
 130
 131 typedef struct
 132 {
 133     NTFSIDENTIFIER Identifier;
 134     ERESOURCE Resource;
 135     PDRIVER_OBJECT DriverObject;
 136     PDEVICE_OBJECT DeviceObject;
 137     CACHE_MANAGER_CALLBACKS CacheMgrCallbacks;
 138     ULONG Flags;
 139 } NTFS_GLOBAL_DATA, *PNTFS_GLOBAL_DATA;
 140
 141
 142 typedef enum
 143 {
 144     AttributeStandardInformation = 0x10,
 145     AttributeAttributeList = 0x20,
 146     AttributeFileName = 0x30,
 147     AttributeObjectId = 0x40,
 148     AttributeSecurityDescriptor = 0x50,
 149     AttributeVolumeName = 0x60,
 150     AttributeVolumeInformation = 0x70,
 151     AttributeData = 0x80,
 152     AttributeIndexRoot = 0x90,
 153     AttributeIndexAllocation = 0xA0,
 154     AttributeBitmap = 0xB0,
 155     AttributeReparsePoint = 0xC0,
 156     AttributeEAInformation = 0xD0,
 157     AttributeEA = 0xE0,
 158     AttributePropertySet = 0xF0,
 159     AttributeLoggedUtilityStream = 0x100,
 160     AttributeEnd = 0xFFFFFFFF
 161 } ATTRIBUTE_TYPE, *PATTRIBUTE_TYPE;
 162
 163 #define NTFS_FILE_MFT                0
 164 #define NTFS_FILE_MFTMIRR            1
 165 #define NTFS_FILE_LOGFILE            2
 166 #define NTFS_FILE_VOLUME            3
 167 #define NTFS_FILE_ATTRDEF            4
 168 #define NTFS_FILE_ROOT                5
 169 #define NTFS_FILE_BITMAP            6
 170 #define NTFS_FILE_BOOT                7
 171 #define NTFS_FILE_BADCLUS            8
 172 #define NTFS_FILE_QUOTA                9
 173 #define NTFS_FILE_UPCASE            10
 174 #define NTFS_FILE_EXTEND            11
 175
 176 #define NTFS_MFT_MASK 0x0000FFFFFFFFFFFFULL
 177
 178 #define COLLATION_BINARY              0x00
 179 #define COLLATION_FILE_NAME           0x01
 180 #define COLLATION_UNICODE_STRING      0x02
 181 #define COLLATION_NTOFS_ULONG         0x10
 182 #define COLLATION_NTOFS_SID           0x11
 183 #define COLLATION_NTOFS_SECURITY_HASH 0x12
 184 #define COLLATION_NTOFS_ULONGS        0x13
 185
 186 #define INDEX_ROOT_SMALL 0x0
 187 #define INDEX_ROOT_LARGE 0x1
 188
 189 #define NTFS_INDEX_ENTRY_NODE            1
 190 #define NTFS_INDEX_ENTRY_END            2
 191
 192 #define NTFS_FILE_NAME_POSIX            0
 193 #define NTFS_FILE_NAME_WIN32            1
 194 #define NTFS_FILE_NAME_DOS            2
 195 #define NTFS_FILE_NAME_WIN32_AND_DOS        3
 196
 197 #define NTFS_FILE_TYPE_READ_ONLY  0x1
 198 #define NTFS_FILE_TYPE_HIDDEN     0x2
 199 #define NTFS_FILE_TYPE_SYSTEM     0x4
 200 #define NTFS_FILE_TYPE_ARCHIVE    0x20
 201 #define NTFS_FILE_TYPE_REPARSE    0x400
 202 #define NTFS_FILE_TYPE_COMPRESSED 0x800
 203 #define NTFS_FILE_TYPE_DIRECTORY  0x10000000
 204
 205 typedef struct
 206 {
 207     ULONG Type;             /* Magic number 'FILE' */
 208     USHORT UsaOffset;       /* Offset to the update sequence */
 209     USHORT UsaCount;        /* Size in words of Update Sequence Number & Array (S) */
 210     ULONGLONG Lsn;          /* $LogFile Sequence Number (LSN) */
 211 } NTFS_RECORD_HEADER, *PNTFS_RECORD_HEADER;
 212
 213 /* NTFS_RECORD_HEADER.Type */
 214 #define NRH_FILE_TYPE  0x454C4946  /* 'FILE' */
 215 #define NRH_INDX_TYPE  0x58444E49  /* 'INDX' */
 216
 217
 218 typedef struct _FILE_RECORD_HEADER
 219 {
 220     NTFS_RECORD_HEADER Ntfs;
 221     USHORT SequenceNumber;        /* Sequence number */
 222     USHORT LinkCount;             /* Hard link count */
 223     USHORT AttributeOffset;       /* Offset to the first Attribute */
 224     USHORT Flags;                 /* Flags */
 225     ULONG BytesInUse;             /* Real size of the FILE record */
 226     ULONG BytesAllocated;         /* Allocated size of the FILE record */
 227     ULONGLONG BaseFileRecord;     /* File reference to the base FILE record */
 228     USHORT NextAttributeNumber;   /* Next Attribute Id */
 229     USHORT Pading;                /* Align to 4 UCHAR boundary (XP) */
 230     ULONG MFTRecordNumber;        /* Number of this MFT Record (XP) */
 231 } FILE_RECORD_HEADER, *PFILE_RECORD_HEADER;
 232
 233 /* Flags in FILE_RECORD_HEADER */
 234
 235 #define FRH_IN_USE    0x0001    /* Record is in use */
 236 #define FRH_DIRECTORY 0x0002    /* Record is a directory */
 237 #define FRH_UNKNOWN1  0x0004    /* Don't know */
 238 #define FRH_UNKNOWN2  0x0008    /* Don't know */
 239
 240 typedef struct
 241 {
 242     ULONG        Type;
 243     ULONG        Length;
 244     UCHAR        IsNonResident;
 245     UCHAR        NameLength;
 246     USHORT        NameOffset;
 247     USHORT        Flags;
 248     USHORT        Instance;
 249     union
 250     {
 251         // Resident attributes
 252         struct
 253         {
 254             ULONG        ValueLength;
 255             USHORT        ValueOffset;
 256             UCHAR        Flags;
 257             UCHAR        Reserved;
 258         } Resident;
 259         // Non-resident attributes
 260         struct
 261         {
 262             ULONGLONG        LowestVCN;
 263             ULONGLONG        HighestVCN;
 264             USHORT        MappingPairsOffset;
 265             USHORT        CompressionUnit;
 266             UCHAR        Reserved[4];
 267             LONGLONG        AllocatedSize;
 268             LONGLONG        DataSize;
 269             LONGLONG        InitializedSize;
 270             LONGLONG        CompressedSize;
 271         } NonResident;
 272     };
 273 } NTFS_ATTR_RECORD, *PNTFS_ATTR_RECORD;
 274
 275 typedef struct
 276 {
 277     ULONGLONG CreationTime;
 278     ULONGLONG ChangeTime;
 279     ULONGLONG LastWriteTime;
 280     ULONGLONG LastAccessTime;
 281     ULONG FileAttribute;
 282     ULONG AlignmentOrReserved[3];
 283 #if 0
 284     ULONG QuotaId;
 285     ULONG SecurityId;
 286     ULONGLONG QuotaCharge;
 287     USN Usn;
 288 #endif
 289 } STANDARD_INFORMATION, *PSTANDARD_INFORMATION;
 290
 291
 292 typedef struct
 293 {
 294     ATTRIBUTE_TYPE AttributeType;
 295     USHORT Length;
 296     UCHAR NameLength;
 297     UCHAR NameOffset;
 298     ULONGLONG StartVcn; // LowVcn
 299     ULONGLONG FileReferenceNumber;
 300     USHORT AttributeNumber;
 301     USHORT AlignmentOrReserved[3];
 302 } ATTRIBUTE_LIST, *PATTRIBUTE_LIST;
 303
 304
 305 typedef struct
 306 {
 307     ULONGLONG DirectoryFileReferenceNumber;
 308     ULONGLONG CreationTime;
 309     ULONGLONG ChangeTime;
 310     ULONGLONG LastWriteTime;
 311     ULONGLONG LastAccessTime;
 312     ULONGLONG AllocatedSize;
 313     ULONGLONG DataSize;
 314     ULONG FileAttributes;
 315     union
 316     {
 317         struct
 318         {
 319             USHORT PackedEaSize;
 320             USHORT AlignmentOrReserved;
 321         } EaInfo;
 322         ULONG ReparseTag;
 323     } Extended;
 324     UCHAR NameLength;
 325     UCHAR NameType;
 326     WCHAR Name[1];
 327 } FILENAME_ATTRIBUTE, *PFILENAME_ATTRIBUTE;
 328
 329 typedef struct
 330 {
 331     ULONG FirstEntryOffset;
 332     ULONG TotalSizeOfEntries;
 333     ULONG AllocatedSize;
 334     UCHAR Flags;
 335     UCHAR Padding[3];
 336 } INDEX_HEADER_ATTRIBUTE, *PINDEX_HEADER_ATTRIBUTE;
 337
 338 typedef struct
 339 {
 340     ULONG AttributeType;
 341     ULONG CollationRule;
 342     ULONG SizeOfEntry;
 343     UCHAR ClustersPerIndexRecord;
 344     UCHAR Padding[3];
 345     INDEX_HEADER_ATTRIBUTE Header;
 346 } INDEX_ROOT_ATTRIBUTE, *PINDEX_ROOT_ATTRIBUTE;
 347
 348 typedef struct
 349 {
 350     NTFS_RECORD_HEADER Ntfs;
 351     ULONGLONG VCN;
 352     INDEX_HEADER_ATTRIBUTE Header;
 353 } INDEX_BUFFER, *PINDEX_BUFFER;
 354
 355 typedef struct
 356 {
 357     union
 358     {
 359         struct
 360         {
 361             ULONGLONG    IndexedFile;
 362         } Directory;
 363         struct
 364         {
 365             USHORT    DataOffset;
 366             USHORT    DataLength;
 367             ULONG    Reserved;
 368         } ViewIndex;
 369     } Data;
 370     USHORT            Length;
 371     USHORT            KeyLength;
 372     USHORT            Flags;
 373     USHORT            Reserved;
 374     FILENAME_ATTRIBUTE    FileName;
 375 } INDEX_ENTRY_ATTRIBUTE, *PINDEX_ENTRY_ATTRIBUTE;
 376
 377 typedef struct
 378 {
 379     ULONGLONG Unknown1;
 380     UCHAR MajorVersion;
 381     UCHAR MinorVersion;
 382     USHORT Flags;
 383     ULONG Unknown2;
 384 } VOLINFO_ATTRIBUTE, *PVOLINFO_ATTRIBUTE;
 385
 386 typedef struct {
 387     ULONG ReparseTag;
 388     USHORT DataLength;
 389     USHORT Reserved;
 390     UCHAR Data[1];
 391 } REPARSE_POINT_ATTRIBUTE, *PREPARSE_POINT_ATTRIBUTE;
 392
 393 typedef struct
 394 {
 395     NTFSIDENTIFIER Identifier;
 396     ULONG Flags;
 397     UCHAR MajorFunction;
 398     UCHAR MinorFunction;
 399     WORK_QUEUE_ITEM WorkQueueItem;
 400     PIRP Irp;
 401     BOOLEAN IsTopLevel;
 402     PDEVICE_OBJECT DeviceObject;
 403     NTSTATUS SavedExceptionCode;
 404 } NTFS_IRP_CONTEXT, *PNTFS_IRP_CONTEXT;
 405
 406 typedef struct _NTFS_ATTR_CONTEXT
 407 {
 408     PUCHAR            CacheRun;
 409     ULONGLONG            CacheRunOffset;
 410     LONGLONG            CacheRunStartLCN;
 411     ULONGLONG            CacheRunLength;
 412     LONGLONG            CacheRunLastLCN;
 413     ULONGLONG            CacheRunCurrentOffset;
 414     NTFS_ATTR_RECORD    Record;
 415 } NTFS_ATTR_CONTEXT, *PNTFS_ATTR_CONTEXT;
 416
 417 #define FCB_CACHE_INITIALIZED   0x0001
 418 #define FCB_IS_VOLUME_STREAM    0x0002
 419 #define FCB_IS_VOLUME           0x0004
 420 #define MAX_PATH                260
 421
 422 typedef struct _FCB
 423 {
 424     NTFSIDENTIFIER Identifier;
 425
 426     FSRTL_COMMON_FCB_HEADER RFCB;
 427     SECTION_OBJECT_POINTERS SectionObjectPointers;
 428
 429     PFILE_OBJECT FileObject;
 430     PNTFS_VCB Vcb;
 431
 432     WCHAR *ObjectName;          /* point on filename (250 chars max) in PathName */
 433     WCHAR PathName[MAX_PATH];   /* path+filename 260 max */
 434
 435     ERESOURCE PagingIoResource;
 436     ERESOURCE MainResource;
 437
 438     LIST_ENTRY FcbListEntry;
 439     struct _FCB* ParentFcb;
 440
 441     ULONG DirIndex;
 442
 443     LONG RefCount;
 444     ULONG Flags;
 445
 446     ULONGLONG MFTIndex;
 447     USHORT LinkCount;
 448
 449     FILENAME_ATTRIBUTE Entry;
 450
 451 } NTFS_FCB, *PNTFS_FCB;
 452
 453 extern PNTFS_GLOBAL_DATA NtfsGlobalData;
 454
 455 //int CdfsStrcmpi( wchar_t *str1, wchar_t *str2 );
 456 //void CdfsWstrcpy( wchar_t *str1, wchar_t *str2, int max );
 457
 458
 459 /* attrib.c */
 460
 461 //VOID
 462 //NtfsDumpAttribute(PATTRIBUTE Attribute);
 463
 464 PUCHAR
 465 DecodeRun(PUCHAR DataRun,
 466           LONGLONG *DataRunOffset,
 467           ULONGLONG *DataRunLength);
 468
 469 VOID
 470 NtfsDumpFileAttributes(PFILE_RECORD_HEADER FileRecord);
 471
 472 PSTANDARD_INFORMATION
 473 GetStandardInformationFromRecord(PFILE_RECORD_HEADER FileRecord);
 474
 475 PFILENAME_ATTRIBUTE
 476 GetFileNameFromRecord(PFILE_RECORD_HEADER FileRecord, UCHAR NameType);
 477
 478 PFILENAME_ATTRIBUTE
 479 GetBestFileNameFromRecord(PFILE_RECORD_HEADER FileRecord);
 480
 481 /* blockdev.c */
 482
 483 NTSTATUS
 484 NtfsReadDisk(IN PDEVICE_OBJECT DeviceObject,
 485              IN LONGLONG StartingOffset,
 486              IN ULONG Length,
 487              IN ULONG SectorSize,
 488              IN OUT PUCHAR Buffer,
 489              IN BOOLEAN Override);
 490
 491 NTSTATUS
 492 NtfsReadSectors(IN PDEVICE_OBJECT DeviceObject,
 493                 IN ULONG DiskSector,
 494                 IN ULONG SectorCount,
 495                 IN ULONG SectorSize,
 496                 IN OUT PUCHAR Buffer,
 497                 IN BOOLEAN Override);
 498
 499 NTSTATUS
 500 NtfsDeviceIoControl(IN PDEVICE_OBJECT DeviceObject,
 501                     IN ULONG ControlCode,
 502                     IN PVOID InputBuffer,
 503                     IN ULONG InputBufferSize,
 504                     IN OUT PVOID OutputBuffer,
 505                     IN OUT PULONG OutputBufferSize,
 506                     IN BOOLEAN Override);
 507
 508
 509 /* close.c */
 510
 511 NTSTATUS
 512 NtfsCloseFile(PDEVICE_EXTENSION DeviceExt,
 513               PFILE_OBJECT FileObject);
 514
 515 DRIVER_DISPATCH NtfsFsdClose;
 516 NTSTATUS NTAPI
 517 NtfsFsdClose(PDEVICE_OBJECT DeviceObject,
 518              PIRP Irp);
 519
 520
 521 /* create.c */
 522
 523 DRIVER_DISPATCH NtfsFsdCreate;
 524 NTSTATUS NTAPI
 525 NtfsFsdCreate(PDEVICE_OBJECT DeviceObject,
 526               PIRP Irp);
 527
 528
 529 /* devctl.c */
 530
 531 DRIVER_DISPATCH NtfsFsdDeviceControl;
 532 NTSTATUS NTAPI
 533 NtfsFsdDeviceControl(PDEVICE_OBJECT DeviceObject,
 534                      PIRP Irp);
 535
 536
 537 /* dirctl.c */
 538
 539 DRIVER_DISPATCH NtfsFsdDirectoryControl;
 540 NTSTATUS NTAPI
 541 NtfsFsdDirectoryControl(PDEVICE_OBJECT DeviceObject,
 542                         PIRP Irp);
 543
 544
 545 /* dispatch.c */
 546
 547 DRIVER_DISPATCH NtfsFsdDispatch;
 548 NTSTATUS NTAPI
 549 NtfsFsdDispatch(PDEVICE_OBJECT DeviceObject,
 550                 PIRP Irp);
 551
 552
 553 /* fastio.c */
 554
 555 BOOLEAN NTAPI
 556 NtfsAcqLazyWrite(PVOID Context,
 557                  BOOLEAN Wait);
 558
 559 VOID NTAPI
 560 NtfsRelLazyWrite(PVOID Context);
 561
 562 BOOLEAN NTAPI
 563 NtfsAcqReadAhead(PVOID Context,
 564                  BOOLEAN Wait);
 565
 566 VOID NTAPI
 567 NtfsRelReadAhead(PVOID Context);
 568
 569
 570 /* fcb.c */
 571
 572 PNTFS_FCB
 573 NtfsCreateFCB(PCWSTR FileName,
 574               PNTFS_VCB Vcb);
 575
 576 VOID
 577 NtfsDestroyFCB(PNTFS_FCB Fcb);
 578
 579 BOOLEAN
 580 NtfsFCBIsDirectory(PNTFS_FCB Fcb);
 581
 582 BOOLEAN
 583 NtfsFCBIsReparsePoint(PNTFS_FCB Fcb);
 584
 585 BOOLEAN
 586 NtfsFCBIsRoot(PNTFS_FCB Fcb);
 587
 588 VOID
 589 NtfsGrabFCB(PNTFS_VCB Vcb,
 590             PNTFS_FCB Fcb);
 591
 592 VOID
 593 NtfsReleaseFCB(PNTFS_VCB Vcb,
 594                PNTFS_FCB Fcb);
 595
 596 VOID
 597 NtfsAddFCBToTable(PNTFS_VCB Vcb,
 598                   PNTFS_FCB Fcb);
 599
 600 PNTFS_FCB
 601 NtfsGrabFCBFromTable(PNTFS_VCB Vcb,
 602                      PCWSTR FileName);
 603
 604 NTSTATUS
 605 NtfsFCBInitializeCache(PNTFS_VCB Vcb,
 606                        PNTFS_FCB Fcb);
 607
 608 PNTFS_FCB
 609 NtfsMakeRootFCB(PNTFS_VCB Vcb);
 610
 611 PNTFS_FCB
 612 NtfsOpenRootFCB(PNTFS_VCB Vcb);
 613
 614 NTSTATUS
 615 NtfsAttachFCBToFileObject(PNTFS_VCB Vcb,
 616                           PNTFS_FCB Fcb,
 617                           PFILE_OBJECT FileObject);
 618
 619 NTSTATUS
 620 NtfsGetFCBForFile(PNTFS_VCB Vcb,
 621                   PNTFS_FCB *pParentFCB,
 622                   PNTFS_FCB *pFCB,
 623                   const PWSTR pFileName);
 624
 625 NTSTATUS
 626 NtfsReadFCBAttribute(PNTFS_VCB Vcb,
 627                      PNTFS_FCB pFCB,
 628                      ULONG Type,
 629                      PCWSTR Name,
 630                      ULONG NameLength,
 631                      PVOID * Data);
 632
 633
 634 /* finfo.c */
 635
 636 DRIVER_DISPATCH NtfsFsdQueryInformation;
 637 NTSTATUS NTAPI
 638 NtfsFsdQueryInformation(PDEVICE_OBJECT DeviceObject,
 639                         PIRP Irp);
 640
 641
 642 /* fsctl.c */
 643
 644 DRIVER_DISPATCH NtfsFsdFileSystemControl;
 645 NTSTATUS NTAPI
 646 NtfsFsdFileSystemControl(PDEVICE_OBJECT DeviceObject,
 647                          PIRP Irp);
 648
 649
 650 /* mft.c */
 651 VOID
 652 ReleaseAttributeContext(PNTFS_ATTR_CONTEXT Context);
 653
 654 ULONG
 655 ReadAttribute(PDEVICE_EXTENSION Vcb,
 656               PNTFS_ATTR_CONTEXT Context,
 657               ULONGLONG Offset,
 658               PCHAR Buffer,
 659               ULONG Length);
 660
 661 ULONGLONG
 662 AttributeDataLength(PNTFS_ATTR_RECORD AttrRecord);
 663
 664 ULONG
 665 AttributeAllocatedLength(PNTFS_ATTR_RECORD AttrRecord);
 666
 667 NTSTATUS
 668 ReadFileRecord(PDEVICE_EXTENSION Vcb,
 669                ULONGLONG index,
 670                PFILE_RECORD_HEADER file);
 671
 672 NTSTATUS
 673 FindAttribute(PDEVICE_EXTENSION Vcb,
 674               PFILE_RECORD_HEADER MftRecord,
 675               ULONG Type,
 676               PCWSTR Name,
 677               ULONG NameLength,
 678               PNTFS_ATTR_CONTEXT * AttrCtx);
 679
 680 VOID
 681 ReadVCN(PDEVICE_EXTENSION Vcb,
 682         PFILE_RECORD_HEADER file,
 683         ATTRIBUTE_TYPE type,
 684         ULONGLONG vcn,
 685         ULONG count,
 686         PVOID buffer);
 687
 688 NTSTATUS
 689 FixupUpdateSequenceArray(PDEVICE_EXTENSION Vcb,
 690                          PNTFS_RECORD_HEADER Record);
 691
 692 NTSTATUS
 693 ReadLCN(PDEVICE_EXTENSION Vcb,
 694         ULONGLONG lcn,
 695         ULONG count,
 696         PVOID buffer);
 697
 698 VOID
 699 EnumerAttribute(PFILE_RECORD_HEADER file,
 700                 PDEVICE_EXTENSION Vcb,
 701                 PDEVICE_OBJECT DeviceObject);
 702
 703 NTSTATUS
 704 NtfsLookupFile(PDEVICE_EXTENSION Vcb,
 705                PUNICODE_STRING PathName,
 706                PFILE_RECORD_HEADER *FileRecord,
 707                PNTFS_ATTR_CONTEXT *DataContext,
 708                PULONGLONG MFTIndex);
 709
 710 NTSTATUS
 711 NtfsLookupFileAt(PDEVICE_EXTENSION Vcb,
 712                  PUNICODE_STRING PathName,
 713                  PFILE_RECORD_HEADER *FileRecord,
 714                  PNTFS_ATTR_CONTEXT *DataContext,
 715                  PULONGLONG MFTIndex,
 716                  ULONGLONG CurrentMFTIndex);
 717
 718 NTSTATUS
 719 NtfsFindFileAt(PDEVICE_EXTENSION Vcb,
 720                PUNICODE_STRING SearchPattern,
 721                PULONG FirstEntry,
 722                PFILE_RECORD_HEADER *FileRecord,
 723                PNTFS_ATTR_CONTEXT *DataContext,
 724                PULONGLONG MFTIndex,
 725                ULONGLONG CurrentMFTIndex);
 726
 727 /* misc.c */
 728
 729 BOOLEAN
 730 NtfsIsIrpTopLevel(PIRP Irp);
 731
 732 PNTFS_IRP_CONTEXT
 733 NtfsAllocateIrpContext(PDEVICE_OBJECT DeviceObject,
 734                        PIRP Irp);
 735
 736 PVOID
 737 NtfsGetUserBuffer(PIRP Irp);
 738
 739 #if 0
 740 BOOLEAN
 741 wstrcmpjoki(PWSTR s1, PWSTR s2);
 742
 743 VOID
 744 CdfsSwapString(PWCHAR Out,
 745                PUCHAR In,
 746                ULONG Count);
 747 #endif
 748
 749 VOID
 750 NtfsFileFlagsToAttributes(ULONG NtfsAttributes,
 751                           PULONG FileAttributes);
 752
 753
 754 /* rw.c */
 755
 756 DRIVER_DISPATCH NtfsFsdRead;
 757 NTSTATUS NTAPI
 758 NtfsFsdRead(PDEVICE_OBJECT DeviceObject,
 759             PIRP Irp);
 760
 761 DRIVER_DISPATCH NtfsFsdWrite;
 762 NTSTATUS NTAPI
 763 NtfsFsdWrite(PDEVICE_OBJECT DeviceObject,
 764              PIRP Irp);
 765
 766
 767 /* volinfo.c */
 768
 769 ULONGLONG
 770 NtfsGetFreeClusters(PDEVICE_EXTENSION DeviceExt);
 771
 772 NTSTATUS
 773 NtfsQueryVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
 774
 775 NTSTATUS
 776 NtfsSetVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
 777
 778
 779 /* ntfs.c */
 780
 781 DRIVER_INITIALIZE DriverEntry;
 782
 783 VOID
 784 NTAPI
 785 NtfsInitializeFunctionPointers(PDRIVER_OBJECT DriverObject);
 786
 787 #endif /* NTFS_H */