reactos/drivers/filesystems/ntfs/ntfs.h
Amine Khaldi c424146e2c Create a branch for cmake bringup.
svn path=/branches/cmake-bringup/; revision=48236
2010-07-24 18:52:44 +00:00

603 lines
12 KiB
C

#ifndef NTFS_H
#define NTFS_H
#include <ntifs.h>
#include <ntddk.h>
#include <ntdddisk.h>
#define CACHEPAGESIZE(pDeviceExt) \
((pDeviceExt)->NtfsInfo.UCHARsPerCluster > PAGE_SIZE ? \
(pDeviceExt)->NtfsInfo.UCHARsPerCluster : PAGE_SIZE)
#define TAG_NTFS 'SFTN'
#define ROUND_UP(N, S) ((((N) + (S) - 1) / (S)) * (S))
#define DEVICE_NAME L"\\Ntfs"
#include <pshpack1.h>
typedef struct _BIOS_PARAMETERS_BLOCK
{
USHORT BytesPerSector; // 0x0B
UCHAR SectorsPerCluster; // 0x0D
UCHAR Unused0[7]; // 0x0E, checked when volume is mounted
UCHAR MediaId; // 0x15
UCHAR Unused1[2]; // 0x16
USHORT SectorsPerTrack; // 0x18
USHORT Heads; // 0x1A
UCHAR Unused2[4]; // 0x1C
UCHAR Unused3[4]; // 0x20, checked when volume is mounted
} BIOS_PARAMETERS_BLOCK, *PBIOS_PARAMETERS_BLOCK;
typedef struct _EXTENDED_BIOS_PARAMETERS_BLOCK
{
USHORT Unknown[2]; // 0x24, always 80 00 80 00
ULONGLONG SectorCount; // 0x28
ULONGLONG MftLocation; // 0x30
ULONGLONG MftMirrLocation; // 0x38
CHAR ClustersPerMftRecord; // 0x40
UCHAR Unused4[3]; // 0x41
CHAR ClustersPerIndexRecord; // 0x44
UCHAR Unused5[3]; // 0x45
ULONGLONG SerialNumber; // 0x48
UCHAR Checksum[4]; // 0x50
} EXTENDED_BIOS_PARAMETERS_BLOCK, *PEXTENDED_BIOS_PARAMETERS_BLOCK;
typedef struct _BOOT_SECTOR
{
UCHAR Jump[3]; // 0x00
UCHAR OEMID[8]; // 0x03
BIOS_PARAMETERS_BLOCK BPB;
EXTENDED_BIOS_PARAMETERS_BLOCK EBPB;
UCHAR BootStrap[426]; // 0x54
USHORT EndSector; // 0x1FE
} BOOT_SECTOR, *PBOOT_SECTOR;
#include <poppack.h>
//typedef struct _BootSector BootSector;
typedef struct _NTFS_INFO
{
ULONG BytesPerSector;
ULONG SectorsPerCluster;
ULONG BytesPerCluster;
ULONGLONG SectorCount;
ULARGE_INTEGER MftStart;
ULARGE_INTEGER MftMirrStart;
ULONG BytesPerFileRecord;
ULONGLONG SerialNumber;
USHORT VolumeLabelLength;
WCHAR VolumeLabel[MAXIMUM_VOLUME_LABEL_LENGTH];
UCHAR MajorVersion;
UCHAR MinorVersion;
USHORT Flags;
} NTFS_INFO, *PNTFS_INFO;
#define NTFS_TYPE_CCB '20SF'
#define NTFS_TYPE_FCB '30SF'
#define NTFS_TYPE_VCB '50SF'
#define NTFS_TYPE_IRP_CONTEST '60SF'
#define NTFS_TYPE_GLOBAL_DATA '70SF'
typedef struct
{
ULONG Type;
ULONG Size;
} NTFSIDENTIFIER, *PNTFSIDENTIFIER;
typedef struct
{
NTFSIDENTIFIER Identifier;
ERESOURCE DirResource;
// ERESOURCE FatResource;
KSPIN_LOCK FcbListLock;
LIST_ENTRY FcbListHead;
PVPB Vpb;
PDEVICE_OBJECT StorageDevice;
PFILE_OBJECT StreamFileObject;
NTFS_INFO NtfsInfo;
} DEVICE_EXTENSION, *PDEVICE_EXTENSION, NTFS_VCB, *PNTFS_VCB;
#define FCB_CACHE_INITIALIZED 0x0001
#define FCB_IS_VOLUME_STREAM 0x0002
#define FCB_IS_VOLUME 0x0004
#define MAX_PATH 260
typedef struct _FCB
{
NTFSIDENTIFIER Identifier;
FSRTL_COMMON_FCB_HEADER RFCB;
SECTION_OBJECT_POINTERS SectionObjectPointers;
PFILE_OBJECT FileObject;
PNTFS_VCB Vcb;
WCHAR *ObjectName; /* point on filename (250 chars max) in PathName */
WCHAR PathName[MAX_PATH]; /* path+filename 260 max */
ERESOURCE PagingIoResource;
ERESOURCE MainResource;
LIST_ENTRY FcbListEntry;
struct _FCB* ParentFcb;
ULONG DirIndex;
LONG RefCount;
ULONG Flags;
// DIR_RECORD Entry;
} NTFS_FCB, *PNTFS_FCB;
typedef struct
{
NTFSIDENTIFIER Identifier;
LIST_ENTRY NextCCB;
PFILE_OBJECT PtrFileObject;
LARGE_INTEGER CurrentByteOffset;
/* for DirectoryControl */
ULONG Entry;
/* for DirectoryControl */
PWCHAR DirectorySearchPattern;
ULONG LastCluster;
ULONG LastOffset;
} NTFS_CCB, *PNTFS_CCB;
#define TAG_CCB 'BCCI'
typedef struct
{
NTFSIDENTIFIER Identifier;
ERESOURCE Resource;
PDRIVER_OBJECT DriverObject;
PDEVICE_OBJECT DeviceObject;
CACHE_MANAGER_CALLBACKS CacheMgrCallbacks;
ULONG Flags;
} NTFS_GLOBAL_DATA, *PNTFS_GLOBAL_DATA;
typedef enum
{
AttributeStandardInformation = 0x10,
AttributeAttributeList = 0x20,
AttributeFileName = 0x30,
AttributeObjectId = 0x40,
AttributeSecurityDescriptor = 0x50,
AttributeVolumeName = 0x60,
AttributeVolumeInformation = 0x70,
AttributeData = 0x80,
AttributeIndexRoot = 0x90,
AttributeIndexAllocation = 0xA0,
AttributeBitmap = 0xB0,
AttributeReparsePoint = 0xC0,
AttributeEAInformation = 0xD0,
AttributeEA = 0xE0,
AttributePropertySet = 0xF0,
AttributeLoggedUtilityStream = 0x100
} ATTRIBUTE_TYPE, *PATTRIBUTE_TYPE;
typedef struct
{
ULONG Type; /* Magic number 'FILE' */
USHORT UsaOffset; /* Offset to the update sequence */
USHORT UsaCount; /* Size in words of Update Sequence Number & Array (S) */
ULONGLONG Lsn; /* $LogFile Sequence Number (LSN) */
} NTFS_RECORD_HEADER, *PNTFS_RECORD_HEADER;
/* NTFS_RECORD_HEADER.Type */
#define NRH_FILE_TYPE 0x454C4946 /* 'FILE' */
typedef struct
{
NTFS_RECORD_HEADER Ntfs;
USHORT SequenceNumber; /* Sequence number */
USHORT LinkCount; /* Hard link count */
USHORT AttributeOffset; /* Offset to the first Attribute */
USHORT Flags; /* Flags */
ULONG BytesInUse; /* Real size of the FILE record */
ULONG BytesAllocated; /* Allocated size of the FILE record */
ULONGLONG BaseFileRecord; /* File reference to the base FILE record */
USHORT NextAttributeNumber; /* Next Attribute Id */
USHORT Pading; /* Align to 4 UCHAR boundary (XP) */
ULONG MFTRecordNumber; /* Number of this MFT Record (XP) */
} FILE_RECORD_HEADER, *PFILE_RECORD_HEADER;
/* Flags in FILE_RECORD_HEADER */
#define FRH_IN_USE 0x0001 /* Record is in use */
#define FRH_DIRECTORY 0x0002 /* Record is a directory */
#define FRH_UNKNOWN1 0x0004 /* Don't know */
#define FRH_UNKNOWN2 0x0008 /* Don't know */
typedef struct
{
ATTRIBUTE_TYPE AttributeType;
ULONG Length;
BOOLEAN Nonresident;
UCHAR NameLength;
USHORT NameOffset;
USHORT Flags;
USHORT AttributeNumber;
} ATTRIBUTE, *PATTRIBUTE;
typedef struct
{
ATTRIBUTE Attribute;
ULONG ValueLength;
USHORT ValueOffset;
UCHAR Flags;
// UCHAR Padding0;
} RESIDENT_ATTRIBUTE, *PRESIDENT_ATTRIBUTE;
typedef struct
{
ATTRIBUTE Attribute;
ULONGLONG StartVcn; // LowVcn
ULONGLONG LastVcn; // HighVcn
USHORT RunArrayOffset;
USHORT CompressionUnit;
ULONG Padding0;
UCHAR IndexedFlag;
ULONGLONG AllocatedSize;
ULONGLONG DataSize;
ULONGLONG InitializedSize;
ULONGLONG CompressedSize;
} NONRESIDENT_ATTRIBUTE, *PNONRESIDENT_ATTRIBUTE;
typedef struct
{
ULONGLONG CreationTime;
ULONGLONG ChangeTime;
ULONGLONG LastWriteTime;
ULONGLONG LastAccessTime;
ULONG FileAttribute;
ULONG AlignmentOrReserved[3];
#if 0
ULONG QuotaId;
ULONG SecurityId;
ULONGLONG QuotaCharge;
USN Usn;
#endif
} STANDARD_INFORMATION, *PSTANDARD_INFORMATION;
typedef struct
{
ATTRIBUTE_TYPE AttributeType;
USHORT Length;
UCHAR NameLength;
UCHAR NameOffset;
ULONGLONG StartVcn; // LowVcn
ULONGLONG FileReferenceNumber;
USHORT AttributeNumber;
USHORT AlignmentOrReserved[3];
} ATTRIBUTE_LIST, *PATTRIBUTE_LIST;
typedef struct
{
ULONGLONG DirectoryFileReferenceNumber;
ULONGLONG CreationTime;
ULONGLONG ChangeTime;
ULONGLONG LastWriteTime;
ULONGLONG LastAccessTime;
ULONGLONG AllocatedSize;
ULONGLONG DataSize;
ULONG FileAttributes;
ULONG AlignmentOrReserved;
UCHAR NameLength;
UCHAR NameType;
WCHAR Name[1];
} FILENAME_ATTRIBUTE, *PFILENAME_ATTRIBUTE;
typedef struct
{
ULONGLONG Unknown1;
UCHAR MajorVersion;
UCHAR MinorVersion;
USHORT Flags;
ULONG Unknown2;
} VOLINFO_ATTRIBUTE, *PVOLINFO_ATTRIBUTE;
typedef struct
{
NTFSIDENTIFIER Identifier;
ULONG Flags;
UCHAR MajorFunction;
UCHAR MinorFunction;
WORK_QUEUE_ITEM WorkQueueItem;
PIRP Irp;
BOOLEAN IsTopLevel;
PDEVICE_OBJECT DeviceObject;
NTSTATUS SavedExceptionCode;
} NTFS_IRP_CONTEXT, *PNTFS_IRP_CONTEXT;
extern PNTFS_GLOBAL_DATA NtfsGlobalData;
//int CdfsStrcmpi( wchar_t *str1, wchar_t *str2 );
//void CdfsWstrcpy( wchar_t *str1, wchar_t *str2, int max );
/* attrib.c */
//VOID
//NtfsDumpAttribute(PATTRIBUTE Attribute);
//LONGLONG RunLCN(PUCHAR run);
//ULONG RunLength(PUCHAR run);
BOOLEAN
FindRun (PNONRESIDENT_ATTRIBUTE NresAttr,
ULONGLONG vcn,
PULONGLONG lcn,
PULONGLONG count);
VOID
NtfsDumpFileAttributes (PFILE_RECORD_HEADER FileRecord);
/* blockdev.c */
NTSTATUS
NtfsReadSectors(IN PDEVICE_OBJECT DeviceObject,
IN ULONG DiskSector,
IN ULONG SectorCount,
IN ULONG SectorSize,
IN OUT PUCHAR Buffer,
IN BOOLEAN Override);
NTSTATUS
NtfsDeviceIoControl(IN PDEVICE_OBJECT DeviceObject,
IN ULONG ControlCode,
IN PVOID InputBuffer,
IN ULONG InputBufferSize,
IN OUT PVOID OutputBuffer,
IN OUT PULONG OutputBufferSize,
IN BOOLEAN Override);
/* close.c */
DRIVER_DISPATCH NtfsFsdClose;
NTSTATUS NTAPI
NtfsFsdClose(PDEVICE_OBJECT DeviceObject,
PIRP Irp);
/* create.c */
DRIVER_DISPATCH NtfsFsdCreate;
NTSTATUS NTAPI
NtfsFsdCreate(PDEVICE_OBJECT DeviceObject,
PIRP Irp);
/* dirctl.c */
DRIVER_DISPATCH NtfsFsdDirectoryControl;
NTSTATUS NTAPI
NtfsFsdDirectoryControl(PDEVICE_OBJECT DeviceObject,
PIRP Irp);
/* dispatch.c */
DRIVER_DISPATCH NtfsFsdDispatch;
NTSTATUS NTAPI
NtfsFsdDispatch(PDEVICE_OBJECT DeviceObject,
PIRP Irp);
/* fastio.c */
BOOLEAN NTAPI
NtfsAcqLazyWrite(PVOID Context,
BOOLEAN Wait);
VOID NTAPI
NtfsRelLazyWrite(PVOID Context);
BOOLEAN NTAPI
NtfsAcqReadAhead(PVOID Context,
BOOLEAN Wait);
VOID NTAPI
NtfsRelReadAhead(PVOID Context);
/* fcb.c */
PNTFS_FCB
NtfsCreateFCB(PCWSTR FileName, PNTFS_VCB Vcb);
VOID
NtfsDestroyFCB(PNTFS_FCB Fcb);
BOOLEAN
NtfsFCBIsDirectory(PNTFS_FCB Fcb);
BOOLEAN
NtfsFCBIsRoot(PNTFS_FCB Fcb);
VOID
NtfsGrabFCB(PNTFS_VCB Vcb,
PNTFS_FCB Fcb);
VOID
NtfsReleaseFCB(PNTFS_VCB Vcb,
PNTFS_FCB Fcb);
VOID
NtfsAddFCBToTable(PNTFS_VCB Vcb,
PNTFS_FCB Fcb);
PNTFS_FCB
NtfsGrabFCBFromTable(PNTFS_VCB Vcb,
PCWSTR FileName);
NTSTATUS
NtfsFCBInitializeCache(PNTFS_VCB Vcb,
PNTFS_FCB Fcb);
PNTFS_FCB
NtfsMakeRootFCB(PNTFS_VCB Vcb);
PNTFS_FCB
NtfsOpenRootFCB(PNTFS_VCB Vcb);
NTSTATUS
NtfsAttachFCBToFileObject(PNTFS_VCB Vcb,
PNTFS_FCB Fcb,
PFILE_OBJECT FileObject);
NTSTATUS
NtfsGetFCBForFile(PNTFS_VCB Vcb,
PNTFS_FCB *pParentFCB,
PNTFS_FCB *pFCB,
const PWSTR pFileName);
/* finfo.c */
DRIVER_DISPATCH NtfsFsdQueryInformation;
NTSTATUS NTAPI
NtfsFsdQueryInformation(PDEVICE_OBJECT DeviceObject,
PIRP Irp);
/* fsctl.c */
DRIVER_DISPATCH NtfsFsdFileSystemControl;
NTSTATUS NTAPI
NtfsFsdFileSystemControl(PDEVICE_OBJECT DeviceObject,
PIRP Irp);
/* mft.c */
NTSTATUS
NtfsOpenMft (PDEVICE_EXTENSION Vcb);
VOID
ReadAttribute(PATTRIBUTE attr, PVOID buffer, PDEVICE_EXTENSION Vcb,
PDEVICE_OBJECT DeviceObject);
ULONG
AttributeDataLength(PATTRIBUTE attr);
ULONG
AttributeAllocatedLength (PATTRIBUTE Attribute);
NTSTATUS
ReadFileRecord (PDEVICE_EXTENSION Vcb,
ULONG index,
PFILE_RECORD_HEADER file,
PFILE_RECORD_HEADER Mft);
PATTRIBUTE
FindAttribute(PFILE_RECORD_HEADER file,
ATTRIBUTE_TYPE type,
PWSTR name);
ULONG
AttributeLengthAllocated(PATTRIBUTE attr);
VOID
ReadVCN (PDEVICE_EXTENSION Vcb,
PFILE_RECORD_HEADER file,
ATTRIBUTE_TYPE type,
ULONGLONG vcn,
ULONG count,
PVOID buffer);
VOID FixupUpdateSequenceArray(PFILE_RECORD_HEADER file);
VOID
ReadExternalAttribute (PDEVICE_EXTENSION Vcb,
PNONRESIDENT_ATTRIBUTE NresAttr,
ULONGLONG vcn,
ULONG count,
PVOID buffer);
NTSTATUS
ReadLCN (PDEVICE_EXTENSION Vcb,
ULONGLONG lcn,
ULONG count,
PVOID buffer);
VOID
EnumerAttribute(PFILE_RECORD_HEADER file,
PDEVICE_EXTENSION Vcb,
PDEVICE_OBJECT DeviceObject);
/* misc.c */
BOOLEAN
NtfsIsIrpTopLevel(PIRP Irp);
PNTFS_IRP_CONTEXT
NtfsAllocateIrpContext(PDEVICE_OBJECT DeviceObject,
PIRP Irp);
#if 0
BOOLEAN
wstrcmpjoki(PWSTR s1, PWSTR s2);
VOID
CdfsSwapString(PWCHAR Out,
PUCHAR In,
ULONG Count);
VOID
CdfsDateTimeToFileTime(PFCB Fcb,
TIME *FileTime);
VOID
CdfsFileFlagsToAttributes(PFCB Fcb,
PULONG FileAttributes);
#endif
/* rw.c */
DRIVER_DISPATCH NtfsFsdRead;
NTSTATUS NTAPI
NtfsFsdRead(PDEVICE_OBJECT DeviceObject,
PIRP Irp);
DRIVER_DISPATCH NtfsFsdWrite;
NTSTATUS NTAPI
NtfsFsdWrite(PDEVICE_OBJECT DeviceObject,
PIRP Irp);
/* volinfo.c */
NTSTATUS
NtfsQueryVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
NTSTATUS
NtfsSetVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
/* ntfs.c */
DRIVER_INITIALIZE DriverEntry;
VOID NTAPI NtfsInitializeFunctionPointers(PDRIVER_OBJECT DriverObject);
#endif /* NTFS_H */