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 } NTFS_INFO, *PNTFS_INFO;
  79
  80 #define NTFS_TYPE_CCB         '20SF'
  81 #define NTFS_TYPE_FCB         '30SF'
  82 #define NTFS_TYPE_VCB         '50SF'
  83 #define NTFS_TYPE_IRP_CONTEST '60SF'
  84 #define NTFS_TYPE_GLOBAL_DATA '70SF'
  85
  86 typedef struct
  87 {
  88     ULONG Type;
  89     ULONG Size;
  90 } NTFSIDENTIFIER, *PNTFSIDENTIFIER;
  91
  92 typedef struct
  93 {
  94     NTFSIDENTIFIER Identifier;
  95
  96     ERESOURCE DirResource;
  97 //    ERESOURCE FatResource;
  98
  99     KSPIN_LOCK FcbListLock;
 100     LIST_ENTRY FcbListHead;
 101
 102     PVPB Vpb;
 103     PDEVICE_OBJECT StorageDevice;
 104     PFILE_OBJECT StreamFileObject;
 105
 106     struct _NTFS_ATTR_CONTEXT* MFTContext;
 107     struct _FILE_RECORD_HEADER* MasterFileTable;
 108     struct _FCB *VolumeFcb;
 109
 110     NTFS_INFO NtfsInfo;
 111
 112 } DEVICE_EXTENSION, *PDEVICE_EXTENSION, NTFS_VCB, *PNTFS_VCB;
 113
 114 typedef struct
 115 {
 116     NTFSIDENTIFIER Identifier;
 117     LIST_ENTRY     NextCCB;
 118     PFILE_OBJECT   PtrFileObject;
 119     LARGE_INTEGER  CurrentByteOffset;
 120     /* for DirectoryControl */
 121     ULONG Entry;
 122     /* for DirectoryControl */
 123     PWCHAR DirectorySearchPattern;
 124     ULONG LastCluster;
 125     ULONG LastOffset;
 126 } NTFS_CCB, *PNTFS_CCB;
 127
 128 #define TAG_CCB 'BCCI'
 129
 130 typedef struct
 131 {
 132     NTFSIDENTIFIER Identifier;
 133     ERESOURCE Resource;
 134     PDRIVER_OBJECT DriverObject;
 135     PDEVICE_OBJECT DeviceObject;
 136     CACHE_MANAGER_CALLBACKS CacheMgrCallbacks;
 137     ULONG Flags;
 138 } NTFS_GLOBAL_DATA, *PNTFS_GLOBAL_DATA;
 139
 140
 141 typedef enum
 142 {
 143     AttributeStandardInformation = 0x10,
 144     AttributeAttributeList = 0x20,
 145     AttributeFileName = 0x30,
 146     AttributeObjectId = 0x40,
 147     AttributeSecurityDescriptor = 0x50,
 148     AttributeVolumeName = 0x60,
 149     AttributeVolumeInformation = 0x70,
 150     AttributeData = 0x80,
 151     AttributeIndexRoot = 0x90,
 152     AttributeIndexAllocation = 0xA0,
 153     AttributeBitmap = 0xB0,
 154     AttributeReparsePoint = 0xC0,
 155     AttributeEAInformation = 0xD0,
 156     AttributeEA = 0xE0,
 157     AttributePropertySet = 0xF0,
 158     AttributeLoggedUtilityStream = 0x100,
 159     AttributeEnd = 0xFFFFFFFF
 160 } ATTRIBUTE_TYPE, *PATTRIBUTE_TYPE;
 161
 162 #define NTFS_FILE_MFT                0
 163 #define NTFS_FILE_MFTMIRR            1
 164 #define NTFS_FILE_LOGFILE            2
 165 #define NTFS_FILE_VOLUME            3
 166 #define NTFS_FILE_ATTRDEF            4
 167 #define NTFS_FILE_ROOT                5
 168 #define NTFS_FILE_BITMAP            6
 169 #define NTFS_FILE_BOOT                7
 170 #define NTFS_FILE_BADCLUS            8
 171 #define NTFS_FILE_QUOTA                9
 172 #define NTFS_FILE_UPCASE            10
 173 #define NTFS_FILE_EXTEND            11
 174
 175 #define NTFS_MFT_MASK 0x0000FFFFFFFFFFFFULL
 176
 177 #define COLLATION_BINARY              0x00
 178 #define COLLATION_FILE_NAME           0x01
 179 #define COLLATION_UNICODE_STRING      0x02
 180 #define COLLATION_NTOFS_ULONG         0x10
 181 #define COLLATION_NTOFS_SID           0x11
 182 #define COLLATION_NTOFS_SECURITY_HASH 0x12
 183 #define COLLATION_NTOFS_ULONGS        0x13
 184
 185 #define INDEX_ROOT_SMALL 0x0
 186 #define INDEX_ROOT_LARGE 0x1
 187
 188 #define NTFS_INDEX_ENTRY_NODE            1
 189 #define NTFS_INDEX_ENTRY_END            2
 190
 191 #define NTFS_FILE_NAME_POSIX            0
 192 #define NTFS_FILE_NAME_WIN32            1
 193 #define NTFS_FILE_NAME_DOS            2
 194 #define NTFS_FILE_NAME_WIN32_AND_DOS        3
 195
 196 #define NTFS_FILE_TYPE_READ_ONLY  0x1
 197 #define NTFS_FILE_TYPE_HIDDEN     0x2
 198 #define NTFS_FILE_TYPE_SYSTEM     0x4
 199 #define NTFS_FILE_TYPE_ARCHIVE    0x20
 200 #define NTFS_FILE_TYPE_REPARSE    0x400
 201 #define NTFS_FILE_TYPE_COMPRESSED 0x800
 202 #define NTFS_FILE_TYPE_DIRECTORY  0x10000000
 203
 204 typedef struct
 205 {
 206     ULONG Type;             /* Magic number 'FILE' */
 207     USHORT UsaOffset;       /* Offset to the update sequence */
 208     USHORT UsaCount;        /* Size in words of Update Sequence Number & Array (S) */
 209     ULONGLONG Lsn;          /* $LogFile Sequence Number (LSN) */
 210 } NTFS_RECORD_HEADER, *PNTFS_RECORD_HEADER;
 211
 212 /* NTFS_RECORD_HEADER.Type */
 213 #define NRH_FILE_TYPE  0x454C4946  /* 'FILE' */
 214 #define NRH_INDX_TYPE  0x58444E49  /* 'INDX' */
 215
 216
 217 typedef struct _FILE_RECORD_HEADER
 218 {
 219     NTFS_RECORD_HEADER Ntfs;
 220     USHORT SequenceNumber;        /* Sequence number */
 221     USHORT LinkCount;             /* Hard link count */
 222     USHORT AttributeOffset;       /* Offset to the first Attribute */
 223     USHORT Flags;                 /* Flags */
 224     ULONG BytesInUse;             /* Real size of the FILE record */
 225     ULONG BytesAllocated;         /* Allocated size of the FILE record */
 226     ULONGLONG BaseFileRecord;     /* File reference to the base FILE record */
 227     USHORT NextAttributeNumber;   /* Next Attribute Id */
 228     USHORT Pading;                /* Align to 4 UCHAR boundary (XP) */
 229     ULONG MFTRecordNumber;        /* Number of this MFT Record (XP) */
 230 } FILE_RECORD_HEADER, *PFILE_RECORD_HEADER;
 231
 232 /* Flags in FILE_RECORD_HEADER */
 233
 234 #define FRH_IN_USE    0x0001    /* Record is in use */
 235 #define FRH_DIRECTORY 0x0002    /* Record is a directory */
 236 #define FRH_UNKNOWN1  0x0004    /* Don't know */
 237 #define FRH_UNKNOWN2  0x0008    /* Don't know */
 238
 239 typedef struct
 240 {
 241     ULONG        Type;
 242     ULONG        Length;
 243     UCHAR        IsNonResident;
 244     UCHAR        NameLength;
 245     USHORT        NameOffset;
 246     USHORT        Flags;
 247     USHORT        Instance;
 248     union
 249     {
 250         // Resident attributes
 251         struct
 252         {
 253             ULONG        ValueLength;
 254             USHORT        ValueOffset;
 255             UCHAR        Flags;
 256             UCHAR        Reserved;
 257         } Resident;
 258         // Non-resident attributes
 259         struct
 260         {
 261             ULONGLONG        LowestVCN;
 262             ULONGLONG        HighestVCN;
 263             USHORT        MappingPairsOffset;
 264             USHORT        CompressionUnit;
 265             UCHAR        Reserved[4];
 266             LONGLONG        AllocatedSize;
 267             LONGLONG        DataSize;
 268             LONGLONG        InitializedSize;
 269             LONGLONG        CompressedSize;
 270         } NonResident;
 271     };
 272 } NTFS_ATTR_RECORD, *PNTFS_ATTR_RECORD;
 273
 274 typedef struct
 275 {
 276     ULONGLONG CreationTime;
 277     ULONGLONG ChangeTime;
 278     ULONGLONG LastWriteTime;
 279     ULONGLONG LastAccessTime;
 280     ULONG FileAttribute;
 281     ULONG AlignmentOrReserved[3];
 282 #if 0
 283     ULONG QuotaId;
 284     ULONG SecurityId;
 285     ULONGLONG QuotaCharge;
 286     USN Usn;
 287 #endif
 288 } STANDARD_INFORMATION, *PSTANDARD_INFORMATION;
 289
 290
 291 typedef struct
 292 {
 293     ATTRIBUTE_TYPE AttributeType;
 294     USHORT Length;
 295     UCHAR NameLength;
 296     UCHAR NameOffset;
 297     ULONGLONG StartVcn; // LowVcn
 298     ULONGLONG FileReferenceNumber;
 299     USHORT AttributeNumber;
 300     USHORT AlignmentOrReserved[3];
 301 } ATTRIBUTE_LIST, *PATTRIBUTE_LIST;
 302
 303
 304 typedef struct
 305 {
 306     ULONGLONG DirectoryFileReferenceNumber;
 307     ULONGLONG CreationTime;
 308     ULONGLONG ChangeTime;
 309     ULONGLONG LastWriteTime;
 310     ULONGLONG LastAccessTime;
 311     ULONGLONG AllocatedSize;
 312     ULONGLONG DataSize;
 313     ULONG FileAttributes;
 314     union
 315     {
 316         struct
 317         {
 318             USHORT PackedEaSize;
 319             USHORT AlignmentOrReserved;
 320         } EaInfo;
 321         ULONG ReparseTag;
 322     } Extended;
 323     UCHAR NameLength;
 324     UCHAR NameType;
 325     WCHAR Name[1];
 326 } FILENAME_ATTRIBUTE, *PFILENAME_ATTRIBUTE;
 327
 328 typedef struct
 329 {
 330     ULONG FirstEntryOffset;
 331     ULONG TotalSizeOfEntries;
 332     ULONG AllocatedSize;
 333     UCHAR Flags;
 334     UCHAR Padding[3];
 335 } INDEX_HEADER_ATTRIBUTE, *PINDEX_HEADER_ATTRIBUTE;
 336
 337 typedef struct
 338 {
 339     ULONG AttributeType;
 340     ULONG CollationRule;
 341     ULONG SizeOfEntry;
 342     UCHAR ClustersPerIndexRecord;
 343     UCHAR Padding[3];
 344     INDEX_HEADER_ATTRIBUTE Header;
 345 } INDEX_ROOT_ATTRIBUTE, *PINDEX_ROOT_ATTRIBUTE;
 346
 347 typedef struct
 348 {
 349     NTFS_RECORD_HEADER Ntfs;
 350     ULONGLONG VCN;
 351     INDEX_HEADER_ATTRIBUTE Header;
 352 } INDEX_BUFFER, *PINDEX_BUFFER;
 353
 354 typedef struct
 355 {
 356     union
 357     {
 358         struct
 359         {
 360             ULONGLONG    IndexedFile;
 361         } Directory;
 362         struct
 363         {
 364             USHORT    DataOffset;
 365             USHORT    DataLength;
 366             ULONG    Reserved;
 367         } ViewIndex;
 368     } Data;
 369     USHORT            Length;
 370     USHORT            KeyLength;
 371     USHORT            Flags;
 372     USHORT            Reserved;
 373     FILENAME_ATTRIBUTE    FileName;
 374 } INDEX_ENTRY_ATTRIBUTE, *PINDEX_ENTRY_ATTRIBUTE;
 375
 376 typedef struct
 377 {
 378     ULONGLONG Unknown1;
 379     UCHAR MajorVersion;
 380     UCHAR MinorVersion;
 381     USHORT Flags;
 382     ULONG Unknown2;
 383 } VOLINFO_ATTRIBUTE, *PVOLINFO_ATTRIBUTE;
 384
 385 typedef struct {
 386     ULONG ReparseTag;
 387     USHORT DataLength;
 388     USHORT Reserved;
 389     UCHAR Data[1];
 390 } REPARSE_POINT_ATTRIBUTE, *PREPARSE_POINT_ATTRIBUTE;
 391
 392 typedef struct
 393 {
 394     NTFSIDENTIFIER Identifier;
 395     ULONG Flags;
 396     UCHAR MajorFunction;
 397     UCHAR MinorFunction;
 398     WORK_QUEUE_ITEM WorkQueueItem;
 399     PIRP Irp;
 400     BOOLEAN IsTopLevel;
 401     PDEVICE_OBJECT DeviceObject;
 402     NTSTATUS SavedExceptionCode;
 403 } NTFS_IRP_CONTEXT, *PNTFS_IRP_CONTEXT;
 404
 405 typedef struct _NTFS_ATTR_CONTEXT
 406 {
 407     PUCHAR            CacheRun;
 408     ULONGLONG            CacheRunOffset;
 409     LONGLONG            CacheRunStartLCN;
 410     ULONGLONG            CacheRunLength;
 411     LONGLONG            CacheRunLastLCN;
 412     ULONGLONG            CacheRunCurrentOffset;
 413     NTFS_ATTR_RECORD    Record;
 414 } NTFS_ATTR_CONTEXT, *PNTFS_ATTR_CONTEXT;
 415
 416 #define FCB_CACHE_INITIALIZED   0x0001
 417 #define FCB_IS_VOLUME_STREAM    0x0002
 418 #define FCB_IS_VOLUME           0x0004
 419 #define FCB_IS_OPEN_BY_ID       0x0008
 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 PNTFS_FCB
 605 NtfsGrabFCBFromTableById(PNTFS_VCB Vcb,
 606                          ULONGLONG Id);
 607
 608 NTSTATUS
 609 NtfsFCBInitializeCache(PNTFS_VCB Vcb,
 610                        PNTFS_FCB Fcb);
 611
 612 PNTFS_FCB
 613 NtfsMakeRootFCB(PNTFS_VCB Vcb);
 614
 615 PNTFS_FCB
 616 NtfsOpenRootFCB(PNTFS_VCB Vcb);
 617
 618 NTSTATUS
 619 NtfsAttachFCBToFileObject(PNTFS_VCB Vcb,
 620                           PNTFS_FCB Fcb,
 621                           PFILE_OBJECT FileObject);
 622
 623 NTSTATUS
 624 NtfsGetFCBForFile(PNTFS_VCB Vcb,
 625                   PNTFS_FCB *pParentFCB,
 626                   PNTFS_FCB *pFCB,
 627                   const PWSTR pFileName);
 628
 629 NTSTATUS
 630 NtfsGetFCBForFileById(PNTFS_VCB Vcb,
 631                       PNTFS_FCB *pFCB,
 632                       ULONGLONG Id);
 633
 634 NTSTATUS
 635 NtfsReadFCBAttribute(PNTFS_VCB Vcb,
 636                      PNTFS_FCB pFCB,
 637                      ULONG Type,
 638                      PCWSTR Name,
 639                      ULONG NameLength,
 640                      PVOID * Data);
 641
 642
 643 /* finfo.c */
 644
 645 DRIVER_DISPATCH NtfsFsdQueryInformation;
 646 NTSTATUS NTAPI
 647 NtfsFsdQueryInformation(PDEVICE_OBJECT DeviceObject,
 648                         PIRP Irp);
 649
 650
 651 /* fsctl.c */
 652
 653 DRIVER_DISPATCH NtfsFsdFileSystemControl;
 654 NTSTATUS NTAPI
 655 NtfsFsdFileSystemControl(PDEVICE_OBJECT DeviceObject,
 656                          PIRP Irp);
 657
 658
 659 /* mft.c */
 660 VOID
 661 ReleaseAttributeContext(PNTFS_ATTR_CONTEXT Context);
 662
 663 ULONG
 664 ReadAttribute(PDEVICE_EXTENSION Vcb,
 665               PNTFS_ATTR_CONTEXT Context,
 666               ULONGLONG Offset,
 667               PCHAR Buffer,
 668               ULONG Length);
 669
 670 ULONGLONG
 671 AttributeDataLength(PNTFS_ATTR_RECORD AttrRecord);
 672
 673 ULONG
 674 AttributeAllocatedLength(PNTFS_ATTR_RECORD AttrRecord);
 675
 676 NTSTATUS
 677 ReadFileRecord(PDEVICE_EXTENSION Vcb,
 678                ULONGLONG index,
 679                PFILE_RECORD_HEADER file);
 680
 681 NTSTATUS
 682 FindAttribute(PDEVICE_EXTENSION Vcb,
 683               PFILE_RECORD_HEADER MftRecord,
 684               ULONG Type,
 685               PCWSTR Name,
 686               ULONG NameLength,
 687               PNTFS_ATTR_CONTEXT * AttrCtx);
 688
 689 VOID
 690 ReadVCN(PDEVICE_EXTENSION Vcb,
 691         PFILE_RECORD_HEADER file,
 692         ATTRIBUTE_TYPE type,
 693         ULONGLONG vcn,
 694         ULONG count,
 695         PVOID buffer);
 696
 697 NTSTATUS
 698 FixupUpdateSequenceArray(PDEVICE_EXTENSION Vcb,
 699                          PNTFS_RECORD_HEADER Record);
 700
 701 NTSTATUS
 702 ReadLCN(PDEVICE_EXTENSION Vcb,
 703         ULONGLONG lcn,
 704         ULONG count,
 705         PVOID buffer);
 706
 707 VOID
 708 EnumerAttribute(PFILE_RECORD_HEADER file,
 709                 PDEVICE_EXTENSION Vcb,
 710                 PDEVICE_OBJECT DeviceObject);
 711
 712 NTSTATUS
 713 NtfsLookupFile(PDEVICE_EXTENSION Vcb,
 714                PUNICODE_STRING PathName,
 715                PFILE_RECORD_HEADER *FileRecord,
 716                PNTFS_ATTR_CONTEXT *DataContext,
 717                PULONGLONG MFTIndex);
 718
 719 NTSTATUS
 720 NtfsLookupFileAt(PDEVICE_EXTENSION Vcb,
 721                  PUNICODE_STRING PathName,
 722                  PFILE_RECORD_HEADER *FileRecord,
 723                  PNTFS_ATTR_CONTEXT *DataContext,
 724                  PULONGLONG MFTIndex,
 725                  ULONGLONG CurrentMFTIndex);
 726
 727 NTSTATUS
 728 NtfsFindFileAt(PDEVICE_EXTENSION Vcb,
 729                PUNICODE_STRING SearchPattern,
 730                PULONG FirstEntry,
 731                PFILE_RECORD_HEADER *FileRecord,
 732                PNTFS_ATTR_CONTEXT *DataContext,
 733                PULONGLONG MFTIndex,
 734                ULONGLONG CurrentMFTIndex);
 735
 736 /* misc.c */
 737
 738 BOOLEAN
 739 NtfsIsIrpTopLevel(PIRP Irp);
 740
 741 PNTFS_IRP_CONTEXT
 742 NtfsAllocateIrpContext(PDEVICE_OBJECT DeviceObject,
 743                        PIRP Irp);
 744
 745 PVOID
 746 NtfsGetUserBuffer(PIRP Irp);
 747
 748 #if 0
 749 BOOLEAN
 750 wstrcmpjoki(PWSTR s1, PWSTR s2);
 751
 752 VOID
 753 CdfsSwapString(PWCHAR Out,
 754                PUCHAR In,
 755                ULONG Count);
 756 #endif
 757
 758 VOID
 759 NtfsFileFlagsToAttributes(ULONG NtfsAttributes,
 760                           PULONG FileAttributes);
 761
 762
 763 /* rw.c */
 764
 765 DRIVER_DISPATCH NtfsFsdRead;
 766 NTSTATUS NTAPI
 767 NtfsFsdRead(PDEVICE_OBJECT DeviceObject,
 768             PIRP Irp);
 769
 770 DRIVER_DISPATCH NtfsFsdWrite;
 771 NTSTATUS NTAPI
 772 NtfsFsdWrite(PDEVICE_OBJECT DeviceObject,
 773              PIRP Irp);
 774
 775
 776 /* volinfo.c */
 777
 778 ULONGLONG
 779 NtfsGetFreeClusters(PDEVICE_EXTENSION DeviceExt);
 780
 781 NTSTATUS
 782 NtfsQueryVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
 783
 784 NTSTATUS
 785 NtfsSetVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
 786
 787
 788 /* ntfs.c */
 789
 790 DRIVER_INITIALIZE DriverEntry;
 791
 792 VOID
 793 NTAPI
 794 NtfsInitializeFunctionPointers(PDRIVER_OBJECT DriverObject);
 795
 796 #endif /* NTFS_H */