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_CONTEXT '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     ULONG Flags;
 120     ULONG OpenHandleCount;
 121
 122 } DEVICE_EXTENSION, *PDEVICE_EXTENSION, NTFS_VCB, *PNTFS_VCB;
 123
 124 #define VCB_VOLUME_LOCKED       0x0001
 125
 126 typedef struct
 127 {
 128     NTFSIDENTIFIER Identifier;
 129     LIST_ENTRY     NextCCB;
 130     PFILE_OBJECT   PtrFileObject;
 131     LARGE_INTEGER  CurrentByteOffset;
 132     /* for DirectoryControl */
 133     ULONG Entry;
 134     /* for DirectoryControl */
 135     PWCHAR DirectorySearchPattern;
 136     ULONG LastCluster;
 137     ULONG LastOffset;
 138 } NTFS_CCB, *PNTFS_CCB;
 139
 140 #define TAG_CCB 'BCCI'
 141 #define TAG_FCB 'BCFI'
 142
 143 typedef struct
 144 {
 145     NTFSIDENTIFIER Identifier;
 146     ERESOURCE Resource;
 147     PDRIVER_OBJECT DriverObject;
 148     PDEVICE_OBJECT DeviceObject;
 149     CACHE_MANAGER_CALLBACKS CacheMgrCallbacks;
 150     ULONG Flags;
 151     FAST_IO_DISPATCH FastIoDispatch;
 152     NPAGED_LOOKASIDE_LIST IrpContextLookasideList;
 153     NPAGED_LOOKASIDE_LIST FcbLookasideList;
 154 } NTFS_GLOBAL_DATA, *PNTFS_GLOBAL_DATA;
 155
 156
 157 typedef enum
 158 {
 159     AttributeStandardInformation = 0x10,
 160     AttributeAttributeList = 0x20,
 161     AttributeFileName = 0x30,
 162     AttributeObjectId = 0x40,
 163     AttributeSecurityDescriptor = 0x50,
 164     AttributeVolumeName = 0x60,
 165     AttributeVolumeInformation = 0x70,
 166     AttributeData = 0x80,
 167     AttributeIndexRoot = 0x90,
 168     AttributeIndexAllocation = 0xA0,
 169     AttributeBitmap = 0xB0,
 170     AttributeReparsePoint = 0xC0,
 171     AttributeEAInformation = 0xD0,
 172     AttributeEA = 0xE0,
 173     AttributePropertySet = 0xF0,
 174     AttributeLoggedUtilityStream = 0x100,
 175     AttributeEnd = 0xFFFFFFFF
 176 } ATTRIBUTE_TYPE, *PATTRIBUTE_TYPE;
 177
 178 #define NTFS_FILE_MFT                0
 179 #define NTFS_FILE_MFTMIRR            1
 180 #define NTFS_FILE_LOGFILE            2
 181 #define NTFS_FILE_VOLUME            3
 182 #define NTFS_FILE_ATTRDEF            4
 183 #define NTFS_FILE_ROOT                5
 184 #define NTFS_FILE_BITMAP            6
 185 #define NTFS_FILE_BOOT                7
 186 #define NTFS_FILE_BADCLUS            8
 187 #define NTFS_FILE_QUOTA                9
 188 #define NTFS_FILE_UPCASE            10
 189 #define NTFS_FILE_EXTEND            11
 190
 191 #define NTFS_MFT_MASK 0x0000FFFFFFFFFFFFULL
 192
 193 #define COLLATION_BINARY              0x00
 194 #define COLLATION_FILE_NAME           0x01
 195 #define COLLATION_UNICODE_STRING      0x02
 196 #define COLLATION_NTOFS_ULONG         0x10
 197 #define COLLATION_NTOFS_SID           0x11
 198 #define COLLATION_NTOFS_SECURITY_HASH 0x12
 199 #define COLLATION_NTOFS_ULONGS        0x13
 200
 201 #define INDEX_ROOT_SMALL 0x0
 202 #define INDEX_ROOT_LARGE 0x1
 203
 204 #define NTFS_INDEX_ENTRY_NODE            1
 205 #define NTFS_INDEX_ENTRY_END            2
 206
 207 #define NTFS_FILE_NAME_POSIX            0
 208 #define NTFS_FILE_NAME_WIN32            1
 209 #define NTFS_FILE_NAME_DOS            2
 210 #define NTFS_FILE_NAME_WIN32_AND_DOS        3
 211
 212 #define NTFS_FILE_TYPE_READ_ONLY  0x1
 213 #define NTFS_FILE_TYPE_HIDDEN     0x2
 214 #define NTFS_FILE_TYPE_SYSTEM     0x4
 215 #define NTFS_FILE_TYPE_ARCHIVE    0x20
 216 #define NTFS_FILE_TYPE_REPARSE    0x400
 217 #define NTFS_FILE_TYPE_COMPRESSED 0x800
 218 #define NTFS_FILE_TYPE_DIRECTORY  0x10000000
 219
 220 typedef struct
 221 {
 222     ULONG Type;             /* Magic number 'FILE' */
 223     USHORT UsaOffset;       /* Offset to the update sequence */
 224     USHORT UsaCount;        /* Size in words of Update Sequence Number & Array (S) */
 225     ULONGLONG Lsn;          /* $LogFile Sequence Number (LSN) */
 226 } NTFS_RECORD_HEADER, *PNTFS_RECORD_HEADER;
 227
 228 /* NTFS_RECORD_HEADER.Type */
 229 #define NRH_FILE_TYPE  0x454C4946  /* 'FILE' */
 230 #define NRH_INDX_TYPE  0x58444E49  /* 'INDX' */
 231
 232
 233 typedef struct _FILE_RECORD_HEADER
 234 {
 235     NTFS_RECORD_HEADER Ntfs;
 236     USHORT SequenceNumber;        /* Sequence number */
 237     USHORT LinkCount;             /* Hard link count */
 238     USHORT AttributeOffset;       /* Offset to the first Attribute */
 239     USHORT Flags;                 /* Flags */
 240     ULONG BytesInUse;             /* Real size of the FILE record */
 241     ULONG BytesAllocated;         /* Allocated size of the FILE record */
 242     ULONGLONG BaseFileRecord;     /* File reference to the base FILE record */
 243     USHORT NextAttributeNumber;   /* Next Attribute Id */
 244     USHORT Padding;               /* Align to 4 UCHAR boundary (XP) */
 245     ULONG MFTRecordNumber;        /* Number of this MFT Record (XP) */
 246 } FILE_RECORD_HEADER, *PFILE_RECORD_HEADER;
 247
 248 /* Flags in FILE_RECORD_HEADER */
 249
 250 #define FRH_IN_USE    0x0001    /* Record is in use */
 251 #define FRH_DIRECTORY 0x0002    /* Record is a directory */
 252 #define FRH_UNKNOWN1  0x0004    /* Don't know */
 253 #define FRH_UNKNOWN2  0x0008    /* Don't know */
 254
 255 typedef struct
 256 {
 257     ULONG        Type;
 258     ULONG        Length;
 259     UCHAR        IsNonResident;
 260     UCHAR        NameLength;
 261     USHORT        NameOffset;
 262     USHORT        Flags;
 263     USHORT        Instance;
 264     union
 265     {
 266         // Resident attributes
 267         struct
 268         {
 269             ULONG        ValueLength;
 270             USHORT        ValueOffset;
 271             UCHAR        Flags;
 272             UCHAR        Reserved;
 273         } Resident;
 274         // Non-resident attributes
 275         struct
 276         {
 277             ULONGLONG        LowestVCN;
 278             ULONGLONG        HighestVCN;
 279             USHORT        MappingPairsOffset;
 280             USHORT        CompressionUnit;
 281             UCHAR        Reserved[4];
 282             LONGLONG        AllocatedSize;
 283             LONGLONG        DataSize;
 284             LONGLONG        InitializedSize;
 285             LONGLONG        CompressedSize;
 286         } NonResident;
 287     };
 288 } NTFS_ATTR_RECORD, *PNTFS_ATTR_RECORD;
 289
 290 typedef struct
 291 {
 292     ULONGLONG CreationTime;
 293     ULONGLONG ChangeTime;
 294     ULONGLONG LastWriteTime;
 295     ULONGLONG LastAccessTime;
 296     ULONG FileAttribute;
 297     ULONG AlignmentOrReserved[3];
 298 #if 0
 299     ULONG QuotaId;
 300     ULONG SecurityId;
 301     ULONGLONG QuotaCharge;
 302     USN Usn;
 303 #endif
 304 } STANDARD_INFORMATION, *PSTANDARD_INFORMATION;
 305
 306
 307 typedef struct
 308 {
 309     ATTRIBUTE_TYPE AttributeType;
 310     USHORT Length;
 311     UCHAR NameLength;
 312     UCHAR NameOffset;
 313     ULONGLONG StartVcn; // LowVcn
 314     ULONGLONG FileReferenceNumber;
 315     USHORT AttributeNumber;
 316     USHORT AlignmentOrReserved[3];
 317 } ATTRIBUTE_LIST, *PATTRIBUTE_LIST;
 318
 319
 320 typedef struct
 321 {
 322     ULONGLONG DirectoryFileReferenceNumber;
 323     ULONGLONG CreationTime;
 324     ULONGLONG ChangeTime;
 325     ULONGLONG LastWriteTime;
 326     ULONGLONG LastAccessTime;
 327     ULONGLONG AllocatedSize;
 328     ULONGLONG DataSize;
 329     ULONG FileAttributes;
 330     union
 331     {
 332         struct
 333         {
 334             USHORT PackedEaSize;
 335             USHORT AlignmentOrReserved;
 336         } EaInfo;
 337         ULONG ReparseTag;
 338     } Extended;
 339     UCHAR NameLength;
 340     UCHAR NameType;
 341     WCHAR Name[1];
 342 } FILENAME_ATTRIBUTE, *PFILENAME_ATTRIBUTE;
 343
 344 typedef struct
 345 {
 346     ULONG FirstEntryOffset;
 347     ULONG TotalSizeOfEntries;
 348     ULONG AllocatedSize;
 349     UCHAR Flags;
 350     UCHAR Padding[3];
 351 } INDEX_HEADER_ATTRIBUTE, *PINDEX_HEADER_ATTRIBUTE;
 352
 353 typedef struct
 354 {
 355     ULONG AttributeType;
 356     ULONG CollationRule;
 357     ULONG SizeOfEntry;
 358     UCHAR ClustersPerIndexRecord;
 359     UCHAR Padding[3];
 360     INDEX_HEADER_ATTRIBUTE Header;
 361 } INDEX_ROOT_ATTRIBUTE, *PINDEX_ROOT_ATTRIBUTE;
 362
 363 typedef struct
 364 {
 365     NTFS_RECORD_HEADER Ntfs;
 366     ULONGLONG VCN;
 367     INDEX_HEADER_ATTRIBUTE Header;
 368 } INDEX_BUFFER, *PINDEX_BUFFER;
 369
 370 typedef struct
 371 {
 372     union
 373     {
 374         struct
 375         {
 376             ULONGLONG    IndexedFile;
 377         } Directory;
 378         struct
 379         {
 380             USHORT    DataOffset;
 381             USHORT    DataLength;
 382             ULONG    Reserved;
 383         } ViewIndex;
 384     } Data;
 385     USHORT            Length;
 386     USHORT            KeyLength;
 387     USHORT            Flags;
 388     USHORT            Reserved;
 389     FILENAME_ATTRIBUTE    FileName;
 390 } INDEX_ENTRY_ATTRIBUTE, *PINDEX_ENTRY_ATTRIBUTE;
 391
 392 typedef struct
 393 {
 394     ULONGLONG Unknown1;
 395     UCHAR MajorVersion;
 396     UCHAR MinorVersion;
 397     USHORT Flags;
 398     ULONG Unknown2;
 399 } VOLINFO_ATTRIBUTE, *PVOLINFO_ATTRIBUTE;
 400
 401 typedef struct {
 402     ULONG ReparseTag;
 403     USHORT DataLength;
 404     USHORT Reserved;
 405     UCHAR Data[1];
 406 } REPARSE_POINT_ATTRIBUTE, *PREPARSE_POINT_ATTRIBUTE;
 407
 408 #define IRPCONTEXT_CANWAIT 0x1
 409 #define IRPCONTEXT_COMPLETE 0x2
 410 #define IRPCONTEXT_QUEUE 0x4
 411
 412 typedef struct
 413 {
 414     NTFSIDENTIFIER Identifier;
 415     ULONG Flags;
 416     PIO_STACK_LOCATION Stack;
 417     UCHAR MajorFunction;
 418     UCHAR MinorFunction;
 419     WORK_QUEUE_ITEM WorkQueueItem;
 420     PIRP Irp;
 421     BOOLEAN IsTopLevel;
 422     PDEVICE_OBJECT DeviceObject;
 423     PFILE_OBJECT FileObject;
 424     NTSTATUS SavedExceptionCode;
 425     CCHAR PriorityBoost;
 426 } NTFS_IRP_CONTEXT, *PNTFS_IRP_CONTEXT;
 427
 428 typedef struct _NTFS_ATTR_CONTEXT
 429 {
 430     PUCHAR            CacheRun;
 431     ULONGLONG            CacheRunOffset;
 432     LONGLONG            CacheRunStartLCN;
 433     ULONGLONG            CacheRunLength;
 434     LONGLONG            CacheRunLastLCN;
 435     ULONGLONG            CacheRunCurrentOffset;
 436     NTFS_ATTR_RECORD    Record;
 437 } NTFS_ATTR_CONTEXT, *PNTFS_ATTR_CONTEXT;
 438
 439 #define FCB_CACHE_INITIALIZED   0x0001
 440 #define FCB_IS_VOLUME_STREAM    0x0002
 441 #define FCB_IS_VOLUME           0x0004
 442 #define MAX_PATH                260
 443
 444 typedef struct _FCB
 445 {
 446     NTFSIDENTIFIER Identifier;
 447
 448     FSRTL_COMMON_FCB_HEADER RFCB;
 449     SECTION_OBJECT_POINTERS SectionObjectPointers;
 450
 451     PFILE_OBJECT FileObject;
 452     PNTFS_VCB Vcb;
 453
 454     WCHAR Stream[MAX_PATH];
 455     WCHAR *ObjectName;          /* point on filename (250 chars max) in PathName */
 456     WCHAR PathName[MAX_PATH];   /* path+filename 260 max */
 457
 458     ERESOURCE PagingIoResource;
 459     ERESOURCE MainResource;
 460
 461     LIST_ENTRY FcbListEntry;
 462     struct _FCB* ParentFcb;
 463
 464     ULONG DirIndex;
 465
 466     LONG RefCount;
 467     ULONG Flags;
 468     ULONG OpenHandleCount;
 469
 470     ULONGLONG MFTIndex;
 471     USHORT LinkCount;
 472
 473     FILENAME_ATTRIBUTE Entry;
 474
 475 } NTFS_FCB, *PNTFS_FCB;
 476
 477 typedef struct _FIND_ATTR_CONTXT
 478 {
 479     PDEVICE_EXTENSION Vcb;
 480     BOOLEAN OnlyResident;
 481     PNTFS_ATTR_RECORD FirstAttr;
 482     PNTFS_ATTR_RECORD CurrAttr;
 483     PNTFS_ATTR_RECORD LastAttr;
 484     PNTFS_ATTR_RECORD NonResidentStart;
 485     PNTFS_ATTR_RECORD NonResidentEnd;
 486 } FIND_ATTR_CONTXT, *PFIND_ATTR_CONTXT;
 487
 488 extern PNTFS_GLOBAL_DATA NtfsGlobalData;
 489
 490 FORCEINLINE
 491 NTSTATUS
 492 NtfsMarkIrpContextForQueue(PNTFS_IRP_CONTEXT IrpContext)
 493 {
 494     PULONG Flags = &IrpContext->Flags;
 495
 496     *Flags &= ~IRPCONTEXT_COMPLETE;
 497     *Flags |= IRPCONTEXT_QUEUE;
 498
 499     return STATUS_PENDING;
 500 }
 501
 502 /* attrib.c */
 503
 504 //VOID
 505 //NtfsDumpAttribute(PATTRIBUTE Attribute);
 506
 507 PUCHAR
 508 DecodeRun(PUCHAR DataRun,
 509           LONGLONG *DataRunOffset,
 510           ULONGLONG *DataRunLength);
 511
 512 VOID
 513 NtfsDumpFileAttributes(PDEVICE_EXTENSION Vcb,
 514                        PFILE_RECORD_HEADER FileRecord);
 515
 516 PSTANDARD_INFORMATION
 517 GetStandardInformationFromRecord(PDEVICE_EXTENSION Vcb,
 518                                  PFILE_RECORD_HEADER FileRecord);
 519
 520 PFILENAME_ATTRIBUTE
 521 GetFileNameFromRecord(PDEVICE_EXTENSION Vcb,
 522                       PFILE_RECORD_HEADER FileRecord,
 523                       UCHAR NameType);
 524
 525 PFILENAME_ATTRIBUTE
 526 GetBestFileNameFromRecord(PDEVICE_EXTENSION Vcb,
 527                           PFILE_RECORD_HEADER FileRecord);
 528
 529 NTSTATUS
 530 FindFirstAttribute(PFIND_ATTR_CONTXT Context,
 531                    PDEVICE_EXTENSION Vcb,
 532                    PFILE_RECORD_HEADER FileRecord,
 533                    BOOLEAN OnlyResident,
 534                    PNTFS_ATTR_RECORD * Attribute);
 535
 536 NTSTATUS
 537 FindNextAttribute(PFIND_ATTR_CONTXT Context,
 538                   PNTFS_ATTR_RECORD * Attribute);
 539
 540 VOID
 541 FindCloseAttribute(PFIND_ATTR_CONTXT Context);
 542
 543 /* blockdev.c */
 544
 545 NTSTATUS
 546 NtfsReadDisk(IN PDEVICE_OBJECT DeviceObject,
 547              IN LONGLONG StartingOffset,
 548              IN ULONG Length,
 549              IN ULONG SectorSize,
 550              IN OUT PUCHAR Buffer,
 551              IN BOOLEAN Override);
 552
 553 NTSTATUS
 554 NtfsReadSectors(IN PDEVICE_OBJECT DeviceObject,
 555                 IN ULONG DiskSector,
 556                 IN ULONG SectorCount,
 557                 IN ULONG SectorSize,
 558                 IN OUT PUCHAR Buffer,
 559                 IN BOOLEAN Override);
 560
 561 NTSTATUS
 562 NtfsDeviceIoControl(IN PDEVICE_OBJECT DeviceObject,
 563                     IN ULONG ControlCode,
 564                     IN PVOID InputBuffer,
 565                     IN ULONG InputBufferSize,
 566                     IN OUT PVOID OutputBuffer,
 567                     IN OUT PULONG OutputBufferSize,
 568                     IN BOOLEAN Override);
 569
 570
 571 /* close.c */
 572
 573 NTSTATUS
 574 NtfsCleanup(PNTFS_IRP_CONTEXT IrpContext);
 575
 576
 577 /* close.c */
 578
 579 NTSTATUS
 580 NtfsCloseFile(PDEVICE_EXTENSION DeviceExt,
 581               PFILE_OBJECT FileObject);
 582
 583 NTSTATUS
 584 NtfsClose(PNTFS_IRP_CONTEXT IrpContext);
 585
 586
 587 /* create.c */
 588
 589 NTSTATUS
 590 NtfsCreate(PNTFS_IRP_CONTEXT IrpContext);
 591
 592
 593 /* devctl.c */
 594
 595 NTSTATUS
 596 NtfsDeviceControl(PNTFS_IRP_CONTEXT IrpContext);
 597
 598
 599 /* dirctl.c */
 600
 601 ULONGLONG
 602 NtfsGetFileSize(PDEVICE_EXTENSION DeviceExt,
 603                 PFILE_RECORD_HEADER FileRecord,
 604                 PCWSTR Stream,
 605                 ULONG StreamLength,
 606                 PULONGLONG AllocatedSize);
 607
 608 NTSTATUS
 609 NtfsDirectoryControl(PNTFS_IRP_CONTEXT IrpContext);
 610
 611
 612 /* dispatch.c */
 613
 614 DRIVER_DISPATCH NtfsFsdDispatch;
 615 NTSTATUS NTAPI
 616 NtfsFsdDispatch(PDEVICE_OBJECT DeviceObject,
 617                 PIRP Irp);
 618
 619
 620 /* fastio.c */
 621
 622 BOOLEAN NTAPI
 623 NtfsAcqLazyWrite(PVOID Context,
 624                  BOOLEAN Wait);
 625
 626 VOID NTAPI
 627 NtfsRelLazyWrite(PVOID Context);
 628
 629 BOOLEAN NTAPI
 630 NtfsAcqReadAhead(PVOID Context,
 631                  BOOLEAN Wait);
 632
 633 VOID NTAPI
 634 NtfsRelReadAhead(PVOID Context);
 635
 636 FAST_IO_CHECK_IF_POSSIBLE NtfsFastIoCheckIfPossible;
 637 FAST_IO_READ NtfsFastIoRead;
 638 FAST_IO_WRITE NtfsFastIoWrite;
 639
 640
 641 /* fcb.c */
 642
 643 PNTFS_FCB
 644 NtfsCreateFCB(PCWSTR FileName,
 645               PCWSTR Stream,
 646               PNTFS_VCB Vcb);
 647
 648 VOID
 649 NtfsDestroyFCB(PNTFS_FCB Fcb);
 650
 651 BOOLEAN
 652 NtfsFCBIsDirectory(PNTFS_FCB Fcb);
 653
 654 BOOLEAN
 655 NtfsFCBIsReparsePoint(PNTFS_FCB Fcb);
 656
 657 BOOLEAN
 658 NtfsFCBIsCompressed(PNTFS_FCB Fcb);
 659
 660 BOOLEAN
 661 NtfsFCBIsRoot(PNTFS_FCB Fcb);
 662
 663 VOID
 664 NtfsGrabFCB(PNTFS_VCB Vcb,
 665             PNTFS_FCB Fcb);
 666
 667 VOID
 668 NtfsReleaseFCB(PNTFS_VCB Vcb,
 669                PNTFS_FCB Fcb);
 670
 671 VOID
 672 NtfsAddFCBToTable(PNTFS_VCB Vcb,
 673                   PNTFS_FCB Fcb);
 674
 675 PNTFS_FCB
 676 NtfsGrabFCBFromTable(PNTFS_VCB Vcb,
 677                      PCWSTR FileName);
 678
 679 NTSTATUS
 680 NtfsFCBInitializeCache(PNTFS_VCB Vcb,
 681                        PNTFS_FCB Fcb);
 682
 683 PNTFS_FCB
 684 NtfsMakeRootFCB(PNTFS_VCB Vcb);
 685
 686 PNTFS_FCB
 687 NtfsOpenRootFCB(PNTFS_VCB Vcb);
 688
 689 NTSTATUS
 690 NtfsAttachFCBToFileObject(PNTFS_VCB Vcb,
 691                           PNTFS_FCB Fcb,
 692                           PFILE_OBJECT FileObject);
 693
 694 NTSTATUS
 695 NtfsGetFCBForFile(PNTFS_VCB Vcb,
 696                   PNTFS_FCB *pParentFCB,
 697                   PNTFS_FCB *pFCB,
 698                   const PWSTR pFileName);
 699
 700 NTSTATUS
 701 NtfsReadFCBAttribute(PNTFS_VCB Vcb,
 702                      PNTFS_FCB pFCB,
 703                      ULONG Type,
 704                      PCWSTR Name,
 705                      ULONG NameLength,
 706                      PVOID * Data);
 707
 708 NTSTATUS
 709 NtfsMakeFCBFromDirEntry(PNTFS_VCB Vcb,
 710                         PNTFS_FCB DirectoryFCB,
 711                         PUNICODE_STRING Name,
 712                         PCWSTR Stream,
 713                         PFILE_RECORD_HEADER Record,
 714                         ULONGLONG MFTIndex,
 715                         PNTFS_FCB * fileFCB);
 716
 717
 718 /* finfo.c */
 719
 720 NTSTATUS
 721 NtfsQueryInformation(PNTFS_IRP_CONTEXT IrpContext);
 722
 723
 724 /* fsctl.c */
 725
 726 NTSTATUS
 727 NtfsFileSystemControl(PNTFS_IRP_CONTEXT IrpContext);
 728
 729
 730 /* mft.c */
 731 PNTFS_ATTR_CONTEXT
 732 PrepareAttributeContext(PNTFS_ATTR_RECORD AttrRecord);
 733
 734 VOID
 735 ReleaseAttributeContext(PNTFS_ATTR_CONTEXT Context);
 736
 737 ULONG
 738 ReadAttribute(PDEVICE_EXTENSION Vcb,
 739               PNTFS_ATTR_CONTEXT Context,
 740               ULONGLONG Offset,
 741               PCHAR Buffer,
 742               ULONG Length);
 743
 744 ULONGLONG
 745 AttributeDataLength(PNTFS_ATTR_RECORD AttrRecord);
 746
 747 ULONG
 748 AttributeAllocatedLength(PNTFS_ATTR_RECORD AttrRecord);
 749
 750 NTSTATUS
 751 ReadFileRecord(PDEVICE_EXTENSION Vcb,
 752                ULONGLONG index,
 753                PFILE_RECORD_HEADER file);
 754
 755 NTSTATUS
 756 FindAttribute(PDEVICE_EXTENSION Vcb,
 757               PFILE_RECORD_HEADER MftRecord,
 758               ULONG Type,
 759               PCWSTR Name,
 760               ULONG NameLength,
 761               PNTFS_ATTR_CONTEXT * AttrCtx);
 762
 763 VOID
 764 ReadVCN(PDEVICE_EXTENSION Vcb,
 765         PFILE_RECORD_HEADER file,
 766         ATTRIBUTE_TYPE type,
 767         ULONGLONG vcn,
 768         ULONG count,
 769         PVOID buffer);
 770
 771 NTSTATUS
 772 FixupUpdateSequenceArray(PDEVICE_EXTENSION Vcb,
 773                          PNTFS_RECORD_HEADER Record);
 774
 775 NTSTATUS
 776 ReadLCN(PDEVICE_EXTENSION Vcb,
 777         ULONGLONG lcn,
 778         ULONG count,
 779         PVOID buffer);
 780
 781 VOID
 782 EnumerAttribute(PFILE_RECORD_HEADER file,
 783                 PDEVICE_EXTENSION Vcb,
 784                 PDEVICE_OBJECT DeviceObject);
 785
 786 NTSTATUS
 787 NtfsLookupFile(PDEVICE_EXTENSION Vcb,
 788                PUNICODE_STRING PathName,
 789                PFILE_RECORD_HEADER *FileRecord,
 790                PULONGLONG MFTIndex);
 791
 792 NTSTATUS
 793 NtfsLookupFileAt(PDEVICE_EXTENSION Vcb,
 794                  PUNICODE_STRING PathName,
 795                  PFILE_RECORD_HEADER *FileRecord,
 796                  PULONGLONG MFTIndex,
 797                  ULONGLONG CurrentMFTIndex);
 798
 799 NTSTATUS
 800 NtfsFindFileAt(PDEVICE_EXTENSION Vcb,
 801                PUNICODE_STRING SearchPattern,
 802                PULONG FirstEntry,
 803                PFILE_RECORD_HEADER *FileRecord,
 804                PULONGLONG MFTIndex,
 805                ULONGLONG CurrentMFTIndex);
 806
 807 /* misc.c */
 808
 809 BOOLEAN
 810 NtfsIsIrpTopLevel(PIRP Irp);
 811
 812 PNTFS_IRP_CONTEXT
 813 NtfsAllocateIrpContext(PDEVICE_OBJECT DeviceObject,
 814                        PIRP Irp);
 815
 816 PVOID
 817 NtfsGetUserBuffer(PIRP Irp,
 818                   BOOLEAN Paging);
 819
 820 VOID
 821 NtfsFileFlagsToAttributes(ULONG NtfsAttributes,
 822                           PULONG FileAttributes);
 823
 824
 825 /* rw.c */
 826
 827 NTSTATUS
 828 NtfsRead(PNTFS_IRP_CONTEXT IrpContext);
 829
 830 NTSTATUS
 831 NtfsWrite(PNTFS_IRP_CONTEXT IrpContext);
 832
 833
 834 /* volinfo.c */
 835
 836 ULONGLONG
 837 NtfsGetFreeClusters(PDEVICE_EXTENSION DeviceExt);
 838
 839 NTSTATUS
 840 NtfsQueryVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
 841
 842 NTSTATUS
 843 NtfsSetVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
 844
 845
 846 /* ntfs.c */
 847
 848 DRIVER_INITIALIZE DriverEntry;
 849
 850 VOID
 851 NTAPI
 852 NtfsInitializeFunctionPointers(PDRIVER_OBJECT DriverObject);
 853
 854 #endif /* NTFS_H */