#define NTFS_H
#include <ntifs.h>
+#include <pseh/pseh2.h>
#define CACHEPAGESIZE(pDeviceExt) \
((pDeviceExt)->NtfsInfo.UCHARsPerCluster > PAGE_SIZE ? \
#define TAG_NTFS 'SFTN'
#define ROUND_UP(N, S) ((((N) + (S) - 1) / (S)) * (S))
+#define ROUND_DOWN(N, S) ((N) - ((N) % (S)))
#define DEVICE_NAME L"\\Ntfs"
ULONG SectorsPerCluster;
ULONG BytesPerCluster;
ULONGLONG SectorCount;
+ ULONGLONG ClusterCount;
ULARGE_INTEGER MftStart;
ULARGE_INTEGER MftMirrStart;
ULONG BytesPerFileRecord;
UCHAR MinorVersion;
USHORT Flags;
+ ULONG MftZoneReservation;
} NTFS_INFO, *PNTFS_INFO;
#define NTFS_TYPE_CCB '20SF'
ULONG Size;
} NTFSIDENTIFIER, *PNTFSIDENTIFIER;
-
typedef struct
{
NTFSIDENTIFIER Identifier;
PDEVICE_OBJECT StorageDevice;
PFILE_OBJECT StreamFileObject;
+ struct _NTFS_ATTR_CONTEXT* MFTContext;
+ struct _FILE_RECORD_HEADER* MasterFileTable;
+ struct _FCB *VolumeFcb;
+
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;
PDEVICE_OBJECT DeviceObject;
CACHE_MANAGER_CALLBACKS CacheMgrCallbacks;
ULONG Flags;
+ FAST_IO_DISPATCH FastIoDispatch;
} NTFS_GLOBAL_DATA, *PNTFS_GLOBAL_DATA;
AttributeEAInformation = 0xD0,
AttributeEA = 0xE0,
AttributePropertySet = 0xF0,
- AttributeLoggedUtilityStream = 0x100
+ AttributeLoggedUtilityStream = 0x100,
+ AttributeEnd = 0xFFFFFFFF
} ATTRIBUTE_TYPE, *PATTRIBUTE_TYPE;
+#define NTFS_FILE_MFT 0
+#define NTFS_FILE_MFTMIRR 1
+#define NTFS_FILE_LOGFILE 2
+#define NTFS_FILE_VOLUME 3
+#define NTFS_FILE_ATTRDEF 4
+#define NTFS_FILE_ROOT 5
+#define NTFS_FILE_BITMAP 6
+#define NTFS_FILE_BOOT 7
+#define NTFS_FILE_BADCLUS 8
+#define NTFS_FILE_QUOTA 9
+#define NTFS_FILE_UPCASE 10
+#define NTFS_FILE_EXTEND 11
+
+#define NTFS_MFT_MASK 0x0000FFFFFFFFFFFFULL
+
#define COLLATION_BINARY 0x00
#define COLLATION_FILE_NAME 0x01
#define COLLATION_UNICODE_STRING 0x02
#define INDEX_ROOT_SMALL 0x0
#define INDEX_ROOT_LARGE 0x1
+#define NTFS_INDEX_ENTRY_NODE 1
+#define NTFS_INDEX_ENTRY_END 2
+
+#define NTFS_FILE_NAME_POSIX 0
+#define NTFS_FILE_NAME_WIN32 1
+#define NTFS_FILE_NAME_DOS 2
+#define NTFS_FILE_NAME_WIN32_AND_DOS 3
+
+#define NTFS_FILE_TYPE_READ_ONLY 0x1
+#define NTFS_FILE_TYPE_HIDDEN 0x2
+#define NTFS_FILE_TYPE_SYSTEM 0x4
+#define NTFS_FILE_TYPE_ARCHIVE 0x20
+#define NTFS_FILE_TYPE_REPARSE 0x400
+#define NTFS_FILE_TYPE_COMPRESSED 0x800
+#define NTFS_FILE_TYPE_DIRECTORY 0x10000000
+
typedef struct
{
ULONG Type; /* Magic number 'FILE' */
/* NTFS_RECORD_HEADER.Type */
#define NRH_FILE_TYPE 0x454C4946 /* 'FILE' */
+#define NRH_INDX_TYPE 0x58444E49 /* 'INDX' */
-typedef struct
+typedef struct _FILE_RECORD_HEADER
{
NTFS_RECORD_HEADER Ntfs;
USHORT SequenceNumber; /* Sequence number */
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;
-
+ ULONG Type;
+ ULONG Length;
+ UCHAR IsNonResident;
+ UCHAR NameLength;
+ USHORT NameOffset;
+ USHORT Flags;
+ USHORT Instance;
+ union
+ {
+ // Resident attributes
+ struct
+ {
+ ULONG ValueLength;
+ USHORT ValueOffset;
+ UCHAR Flags;
+ UCHAR Reserved;
+ } Resident;
+ // Non-resident attributes
+ struct
+ {
+ ULONGLONG LowestVCN;
+ ULONGLONG HighestVCN;
+ USHORT MappingPairsOffset;
+ USHORT CompressionUnit;
+ UCHAR Reserved[4];
+ LONGLONG AllocatedSize;
+ LONGLONG DataSize;
+ LONGLONG InitializedSize;
+ LONGLONG CompressedSize;
+ } NonResident;
+ };
+} NTFS_ATTR_RECORD, *PNTFS_ATTR_RECORD;
typedef struct
{
ULONGLONG AllocatedSize;
ULONGLONG DataSize;
ULONG FileAttributes;
- ULONG AlignmentOrReserved;
+ union
+ {
+ struct
+ {
+ USHORT PackedEaSize;
+ USHORT AlignmentOrReserved;
+ } EaInfo;
+ ULONG ReparseTag;
+ } Extended;
UCHAR NameLength;
UCHAR NameType;
WCHAR Name[1];
INDEX_HEADER_ATTRIBUTE Header;
} INDEX_ROOT_ATTRIBUTE, *PINDEX_ROOT_ATTRIBUTE;
+typedef struct
+{
+ NTFS_RECORD_HEADER Ntfs;
+ ULONGLONG VCN;
+ INDEX_HEADER_ATTRIBUTE Header;
+} INDEX_BUFFER, *PINDEX_BUFFER;
+
+typedef struct
+{
+ union
+ {
+ struct
+ {
+ ULONGLONG IndexedFile;
+ } Directory;
+ struct
+ {
+ USHORT DataOffset;
+ USHORT DataLength;
+ ULONG Reserved;
+ } ViewIndex;
+ } Data;
+ USHORT Length;
+ USHORT KeyLength;
+ USHORT Flags;
+ USHORT Reserved;
+ FILENAME_ATTRIBUTE FileName;
+} INDEX_ENTRY_ATTRIBUTE, *PINDEX_ENTRY_ATTRIBUTE;
+
typedef struct
{
ULONGLONG Unknown1;
ULONG Unknown2;
} VOLINFO_ATTRIBUTE, *PVOLINFO_ATTRIBUTE;
+typedef struct {
+ ULONG ReparseTag;
+ USHORT DataLength;
+ USHORT Reserved;
+ UCHAR Data[1];
+} REPARSE_POINT_ATTRIBUTE, *PREPARSE_POINT_ATTRIBUTE;
+
typedef struct
{
NTFSIDENTIFIER Identifier;
NTSTATUS SavedExceptionCode;
} NTFS_IRP_CONTEXT, *PNTFS_IRP_CONTEXT;
+typedef struct _NTFS_ATTR_CONTEXT
+{
+ PUCHAR CacheRun;
+ ULONGLONG CacheRunOffset;
+ LONGLONG CacheRunStartLCN;
+ ULONGLONG CacheRunLength;
+ LONGLONG CacheRunLastLCN;
+ ULONGLONG CacheRunCurrentOffset;
+ NTFS_ATTR_RECORD Record;
+} NTFS_ATTR_CONTEXT, *PNTFS_ATTR_CONTEXT;
+
+#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;
+
+ ULONGLONG MFTIndex;
+ USHORT LinkCount;
+
+ FILENAME_ATTRIBUTE Entry;
+
+} NTFS_FCB, *PNTFS_FCB;
extern PNTFS_GLOBAL_DATA NtfsGlobalData;
//VOID
//NtfsDumpAttribute(PATTRIBUTE Attribute);
-//LONGLONG RunLCN(PUCHAR run);
-
-//ULONG RunLength(PUCHAR run);
-
-BOOLEAN
-FindRun(PNONRESIDENT_ATTRIBUTE NresAttr,
- ULONGLONG vcn,
- PULONGLONG lcn,
- PULONGLONG count);
+PUCHAR
+DecodeRun(PUCHAR DataRun,
+ LONGLONG *DataRunOffset,
+ ULONGLONG *DataRunLength);
VOID
NtfsDumpFileAttributes(PFILE_RECORD_HEADER FileRecord);
+PSTANDARD_INFORMATION
+GetStandardInformationFromRecord(PFILE_RECORD_HEADER FileRecord);
+
+PFILENAME_ATTRIBUTE
+GetFileNameFromRecord(PFILE_RECORD_HEADER FileRecord, UCHAR NameType);
+
+PFILENAME_ATTRIBUTE
+GetBestFileNameFromRecord(PFILE_RECORD_HEADER FileRecord);
/* blockdev.c */
+NTSTATUS
+NtfsReadDisk(IN PDEVICE_OBJECT DeviceObject,
+ IN LONGLONG StartingOffset,
+ IN ULONG Length,
+ IN ULONG SectorSize,
+ IN OUT PUCHAR Buffer,
+ IN BOOLEAN Override);
+
NTSTATUS
NtfsReadSectors(IN PDEVICE_OBJECT DeviceObject,
IN ULONG DiskSector,
/* close.c */
+NTSTATUS
+NtfsCloseFile(PDEVICE_EXTENSION DeviceExt,
+ PFILE_OBJECT FileObject);
+
DRIVER_DISPATCH NtfsFsdClose;
NTSTATUS NTAPI
NtfsFsdClose(PDEVICE_OBJECT DeviceObject,
PIRP Irp);
+/* devctl.c */
+
+DRIVER_DISPATCH NtfsFsdDeviceControl;
+NTSTATUS NTAPI
+NtfsFsdDeviceControl(PDEVICE_OBJECT DeviceObject,
+ PIRP Irp);
+
+
/* dirctl.c */
DRIVER_DISPATCH NtfsFsdDirectoryControl;
VOID NTAPI
NtfsRelReadAhead(PVOID Context);
+FAST_IO_CHECK_IF_POSSIBLE NtfsFastIoCheckIfPossible;
+FAST_IO_READ NtfsFastIoRead;
+FAST_IO_WRITE NtfsFastIoWrite;
+
/* fcb.c */
BOOLEAN
NtfsFCBIsDirectory(PNTFS_FCB Fcb);
+BOOLEAN
+NtfsFCBIsReparsePoint(PNTFS_FCB Fcb);
+
BOOLEAN
NtfsFCBIsRoot(PNTFS_FCB Fcb);
PNTFS_FCB *pFCB,
const PWSTR pFileName);
+NTSTATUS
+NtfsReadFCBAttribute(PNTFS_VCB Vcb,
+ PNTFS_FCB pFCB,
+ ULONG Type,
+ PCWSTR Name,
+ ULONG NameLength,
+ PVOID * Data);
+
/* finfo.c */
/* mft.c */
-NTSTATUS
-NtfsOpenMft(PDEVICE_EXTENSION Vcb);
-
-
VOID
-ReadAttribute(PATTRIBUTE attr,
- PVOID buffer,
- PDEVICE_EXTENSION Vcb,
- PDEVICE_OBJECT DeviceObject);
+ReleaseAttributeContext(PNTFS_ATTR_CONTEXT Context);
ULONG
-AttributeDataLength(PATTRIBUTE attr);
+ReadAttribute(PDEVICE_EXTENSION Vcb,
+ PNTFS_ATTR_CONTEXT Context,
+ ULONGLONG Offset,
+ PCHAR Buffer,
+ ULONG Length);
+
+ULONGLONG
+AttributeDataLength(PNTFS_ATTR_RECORD AttrRecord);
ULONG
-AttributeAllocatedLength(PATTRIBUTE Attribute);
+AttributeAllocatedLength(PNTFS_ATTR_RECORD AttrRecord);
NTSTATUS
ReadFileRecord(PDEVICE_EXTENSION Vcb,
- ULONG index,
- PFILE_RECORD_HEADER file,
- PFILE_RECORD_HEADER Mft);
+ ULONGLONG index,
+ PFILE_RECORD_HEADER file);
-PATTRIBUTE
-FindAttribute(PFILE_RECORD_HEADER file,
- ATTRIBUTE_TYPE type,
- PWSTR name);
-
-ULONG
-AttributeLengthAllocated(PATTRIBUTE attr);
+NTSTATUS
+FindAttribute(PDEVICE_EXTENSION Vcb,
+ PFILE_RECORD_HEADER MftRecord,
+ ULONG Type,
+ PCWSTR Name,
+ ULONG NameLength,
+ PNTFS_ATTR_CONTEXT * AttrCtx);
VOID
ReadVCN(PDEVICE_EXTENSION Vcb,
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
+FixupUpdateSequenceArray(PDEVICE_EXTENSION Vcb,
+ PNTFS_RECORD_HEADER Record);
NTSTATUS
ReadLCN(PDEVICE_EXTENSION Vcb,
PDEVICE_EXTENSION Vcb,
PDEVICE_OBJECT DeviceObject);
+NTSTATUS
+NtfsLookupFile(PDEVICE_EXTENSION Vcb,
+ PUNICODE_STRING PathName,
+ PFILE_RECORD_HEADER *FileRecord,
+ PNTFS_ATTR_CONTEXT *DataContext,
+ PULONGLONG MFTIndex);
+
+NTSTATUS
+NtfsLookupFileAt(PDEVICE_EXTENSION Vcb,
+ PUNICODE_STRING PathName,
+ PFILE_RECORD_HEADER *FileRecord,
+ PNTFS_ATTR_CONTEXT *DataContext,
+ PULONGLONG MFTIndex,
+ ULONGLONG CurrentMFTIndex);
+
+NTSTATUS
+NtfsFindFileAt(PDEVICE_EXTENSION Vcb,
+ PUNICODE_STRING SearchPattern,
+ PULONG FirstEntry,
+ PFILE_RECORD_HEADER *FileRecord,
+ PNTFS_ATTR_CONTEXT *DataContext,
+ PULONGLONG MFTIndex,
+ ULONGLONG CurrentMFTIndex);
/* misc.c */
NtfsAllocateIrpContext(PDEVICE_OBJECT DeviceObject,
PIRP Irp);
+PVOID
+NtfsGetUserBuffer(PIRP Irp);
+
#if 0
BOOLEAN
wstrcmpjoki(PWSTR s1, PWSTR s2);
CdfsSwapString(PWCHAR Out,
PUCHAR In,
ULONG Count);
+#endif
VOID
-CdfsDateTimeToFileTime(PFCB Fcb,
- TIME *FileTime);
-
-VOID
-CdfsFileFlagsToAttributes(PFCB Fcb,
- PULONG FileAttributes);
-#endif
+NtfsFileFlagsToAttributes(ULONG NtfsAttributes,
+ PULONG FileAttributes);
/* rw.c */
/* volinfo.c */
+ULONGLONG
+NtfsGetFreeClusters(PDEVICE_EXTENSION DeviceExt);
+
NTSTATUS
NtfsQueryVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
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