#define NTFS_H
#include <ntifs.h>
+#include <pseh/pseh2.h>
+
+#ifdef __GNUC__
+#define INIT_SECTION __attribute__((section ("INIT")))
+#else
+#define INIT_SECTION /* Done via alloc_text for MSC */
+#endif
#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'
#define NTFS_TYPE_FCB '30SF'
-#define NTFS_TYPE_VCB '50SF'
-#define NTFS_TYPE_IRP_CONTEST '60SF'
+#define NTFS_TYPE_VCB '50SF'
+#define NTFS_TYPE_IRP_CONTEXT '60SF'
#define NTFS_TYPE_GLOBAL_DATA '70SF'
typedef struct
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;
+ ULONG OpenHandleCount;
- ULONGLONG MFTIndex;
-
-// DIR_RECORD Entry;
-
-} NTFS_FCB, *PNTFS_FCB;
+} DEVICE_EXTENSION, *PDEVICE_EXTENSION, NTFS_VCB, *PNTFS_VCB;
+#define VCB_VOLUME_LOCKED 0x0001
typedef struct
{
} NTFS_CCB, *PNTFS_CCB;
#define TAG_CCB 'BCCI'
+#define TAG_FCB 'BCFI'
typedef struct
{
PDEVICE_OBJECT DeviceObject;
CACHE_MANAGER_CALLBACKS CacheMgrCallbacks;
ULONG Flags;
+ FAST_IO_DISPATCH FastIoDispatch;
+ NPAGED_LOOKASIDE_LIST IrpContextLookasideList;
+ NPAGED_LOOKASIDE_LIST FcbLookasideList;
} NTFS_GLOBAL_DATA, *PNTFS_GLOBAL_DATA;
#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 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 _FILE_RECORD_HEADER
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) */
+ USHORT Padding; /* Align to 4 UCHAR boundary (XP) */
ULONG MFTRecordNumber; /* Number of this MFT Record (XP) */
} FILE_RECORD_HEADER, *PFILE_RECORD_HEADER;
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
ULONG Unknown2;
} VOLINFO_ATTRIBUTE, *PVOLINFO_ATTRIBUTE;
+typedef struct {
+ ULONG ReparseTag;
+ USHORT DataLength;
+ USHORT Reserved;
+ UCHAR Data[1];
+} REPARSE_POINT_ATTRIBUTE, *PREPARSE_POINT_ATTRIBUTE;
+
+#define IRPCONTEXT_CANWAIT 0x1
+#define IRPCONTEXT_COMPLETE 0x2
+#define IRPCONTEXT_QUEUE 0x4
+
typedef struct
{
NTFSIDENTIFIER Identifier;
ULONG Flags;
+ PIO_STACK_LOCATION Stack;
UCHAR MajorFunction;
UCHAR MinorFunction;
WORK_QUEUE_ITEM WorkQueueItem;
PIRP Irp;
BOOLEAN IsTopLevel;
PDEVICE_OBJECT DeviceObject;
+ PFILE_OBJECT FileObject;
NTSTATUS SavedExceptionCode;
+ CCHAR PriorityBoost;
} NTFS_IRP_CONTEXT, *PNTFS_IRP_CONTEXT;
typedef struct _NTFS_ATTR_CONTEXT
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 Stream[MAX_PATH];
+ 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;
+ ULONG OpenHandleCount;
+
+ ULONGLONG MFTIndex;
+ USHORT LinkCount;
+
+ FILENAME_ATTRIBUTE Entry;
+
+} NTFS_FCB, *PNTFS_FCB;
+
+typedef struct _FIND_ATTR_CONTXT
+{
+ PDEVICE_EXTENSION Vcb;
+ BOOLEAN OnlyResident;
+ PNTFS_ATTR_RECORD FirstAttr;
+ PNTFS_ATTR_RECORD CurrAttr;
+ PNTFS_ATTR_RECORD LastAttr;
+ PNTFS_ATTR_RECORD NonResidentStart;
+ PNTFS_ATTR_RECORD NonResidentEnd;
+ ULONG Offset;
+} FIND_ATTR_CONTXT, *PFIND_ATTR_CONTXT;
+
+typedef struct
+{
+ USHORT USN;
+ USHORT Array[];
+} FIXUP_ARRAY, *PFIXUP_ARRAY;
+
extern PNTFS_GLOBAL_DATA NtfsGlobalData;
-//int CdfsStrcmpi( wchar_t *str1, wchar_t *str2 );
-//void CdfsWstrcpy( wchar_t *str1, wchar_t *str2, int max );
+FORCEINLINE
+NTSTATUS
+NtfsMarkIrpContextForQueue(PNTFS_IRP_CONTEXT IrpContext)
+{
+ PULONG Flags = &IrpContext->Flags;
+ *Flags &= ~IRPCONTEXT_COMPLETE;
+ *Flags |= IRPCONTEXT_QUEUE;
+
+ return STATUS_PENDING;
+}
/* attrib.c */
ULONGLONG *DataRunLength);
VOID
-NtfsDumpFileAttributes(PFILE_RECORD_HEADER FileRecord);
+NtfsDumpFileAttributes(PDEVICE_EXTENSION Vcb,
+ PFILE_RECORD_HEADER FileRecord);
+
+PSTANDARD_INFORMATION
+GetStandardInformationFromRecord(PDEVICE_EXTENSION Vcb,
+ PFILE_RECORD_HEADER FileRecord);
+
+PFILENAME_ATTRIBUTE
+GetFileNameFromRecord(PDEVICE_EXTENSION Vcb,
+ PFILE_RECORD_HEADER FileRecord,
+ UCHAR NameType);
+
+PFILENAME_ATTRIBUTE
+GetBestFileNameFromRecord(PDEVICE_EXTENSION Vcb,
+ PFILE_RECORD_HEADER FileRecord);
+
+NTSTATUS
+FindFirstAttribute(PFIND_ATTR_CONTXT Context,
+ PDEVICE_EXTENSION Vcb,
+ PFILE_RECORD_HEADER FileRecord,
+ BOOLEAN OnlyResident,
+ PNTFS_ATTR_RECORD * Attribute);
+NTSTATUS
+FindNextAttribute(PFIND_ATTR_CONTXT Context,
+ PNTFS_ATTR_RECORD * Attribute);
+
+VOID
+FindCloseAttribute(PFIND_ATTR_CONTXT Context);
/* blockdev.c */
NtfsReadDisk(IN PDEVICE_OBJECT DeviceObject,
IN LONGLONG StartingOffset,
IN ULONG Length,
+ IN ULONG SectorSize,
IN OUT PUCHAR Buffer,
IN BOOLEAN Override);
+NTSTATUS
+NtfsWriteDisk(IN PDEVICE_OBJECT DeviceObject,
+ IN LONGLONG StartingOffset,
+ IN ULONG Length,
+ IN ULONG SectorSize,
+ IN const PUCHAR Buffer);
+
NTSTATUS
NtfsReadSectors(IN PDEVICE_OBJECT DeviceObject,
IN ULONG DiskSector,
/* close.c */
-DRIVER_DISPATCH NtfsFsdClose;
-NTSTATUS NTAPI
-NtfsFsdClose(PDEVICE_OBJECT DeviceObject,
- PIRP Irp);
+NTSTATUS
+NtfsCleanup(PNTFS_IRP_CONTEXT IrpContext);
+
+
+/* close.c */
+
+NTSTATUS
+NtfsCloseFile(PDEVICE_EXTENSION DeviceExt,
+ PFILE_OBJECT FileObject);
+
+NTSTATUS
+NtfsClose(PNTFS_IRP_CONTEXT IrpContext);
/* create.c */
-DRIVER_DISPATCH NtfsFsdCreate;
-NTSTATUS NTAPI
-NtfsFsdCreate(PDEVICE_OBJECT DeviceObject,
- PIRP Irp);
+NTSTATUS
+NtfsCreate(PNTFS_IRP_CONTEXT IrpContext);
+
+
+/* devctl.c */
+
+NTSTATUS
+NtfsDeviceControl(PNTFS_IRP_CONTEXT IrpContext);
/* dirctl.c */
-DRIVER_DISPATCH NtfsFsdDirectoryControl;
-NTSTATUS NTAPI
-NtfsFsdDirectoryControl(PDEVICE_OBJECT DeviceObject,
- PIRP Irp);
+ULONGLONG
+NtfsGetFileSize(PDEVICE_EXTENSION DeviceExt,
+ PFILE_RECORD_HEADER FileRecord,
+ PCWSTR Stream,
+ ULONG StreamLength,
+ PULONGLONG AllocatedSize);
+
+NTSTATUS
+NtfsDirectoryControl(PNTFS_IRP_CONTEXT IrpContext);
/* dispatch.c */
VOID NTAPI
NtfsRelReadAhead(PVOID Context);
+FAST_IO_CHECK_IF_POSSIBLE NtfsFastIoCheckIfPossible;
+FAST_IO_READ NtfsFastIoRead;
+FAST_IO_WRITE NtfsFastIoWrite;
+
/* fcb.c */
PNTFS_FCB
NtfsCreateFCB(PCWSTR FileName,
+ PCWSTR Stream,
PNTFS_VCB Vcb);
VOID
BOOLEAN
NtfsFCBIsDirectory(PNTFS_FCB Fcb);
+BOOLEAN
+NtfsFCBIsReparsePoint(PNTFS_FCB Fcb);
+
+BOOLEAN
+NtfsFCBIsCompressed(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);
+
+NTSTATUS
+NtfsMakeFCBFromDirEntry(PNTFS_VCB Vcb,
+ PNTFS_FCB DirectoryFCB,
+ PUNICODE_STRING Name,
+ PCWSTR Stream,
+ PFILE_RECORD_HEADER Record,
+ ULONGLONG MFTIndex,
+ PNTFS_FCB * fileFCB);
+
/* finfo.c */
-DRIVER_DISPATCH NtfsFsdQueryInformation;
-NTSTATUS NTAPI
-NtfsFsdQueryInformation(PDEVICE_OBJECT DeviceObject,
- PIRP Irp);
+NTSTATUS
+NtfsQueryInformation(PNTFS_IRP_CONTEXT IrpContext);
/* fsctl.c */
-DRIVER_DISPATCH NtfsFsdFileSystemControl;
-NTSTATUS NTAPI
-NtfsFsdFileSystemControl(PDEVICE_OBJECT DeviceObject,
- PIRP Irp);
+NTSTATUS
+NtfsFileSystemControl(PNTFS_IRP_CONTEXT IrpContext);
/* mft.c */
+PNTFS_ATTR_CONTEXT
+PrepareAttributeContext(PNTFS_ATTR_RECORD AttrRecord);
+
+VOID
+ReleaseAttributeContext(PNTFS_ATTR_CONTEXT Context);
+
ULONG
ReadAttribute(PDEVICE_EXTENSION Vcb,
PNTFS_ATTR_CONTEXT Context,
PCHAR Buffer,
ULONG Length);
+NTSTATUS
+WriteAttribute(PDEVICE_EXTENSION Vcb,
+ PNTFS_ATTR_CONTEXT Context,
+ ULONGLONG Offset,
+ const PUCHAR Buffer,
+ ULONG Length,
+ PULONG LengthWritten);
+
ULONGLONG
AttributeDataLength(PNTFS_ATTR_RECORD AttrRecord);
+NTSTATUS
+SetAttributeDataLength(PFILE_OBJECT FileObject,
+ PNTFS_FCB Fcb,
+ PNTFS_ATTR_CONTEXT AttrContext,
+ ULONG AttrOffset,
+ PFILE_RECORD_HEADER FileRecord,
+ PDEVICE_EXTENSION DeviceExt,
+ PLARGE_INTEGER DataSize);
+
ULONG
AttributeAllocatedLength(PNTFS_ATTR_RECORD AttrRecord);
ULONGLONG index,
PFILE_RECORD_HEADER file);
+NTSTATUS
+UpdateFileRecord(PDEVICE_EXTENSION Vcb,
+ ULONGLONG index,
+ PFILE_RECORD_HEADER file);
+
NTSTATUS
FindAttribute(PDEVICE_EXTENSION Vcb,
PFILE_RECORD_HEADER MftRecord,
ULONG Type,
- PUNICODE_STRING Name,
- PNTFS_ATTR_CONTEXT * AttrCtx);
+ PCWSTR Name,
+ ULONG NameLength,
+ PNTFS_ATTR_CONTEXT * AttrCtx,
+ PULONG Offset);
VOID
ReadVCN(PDEVICE_EXTENSION Vcb,
FixupUpdateSequenceArray(PDEVICE_EXTENSION Vcb,
PNTFS_RECORD_HEADER Record);
+NTSTATUS
+AddFixupArray(PDEVICE_EXTENSION Vcb,
+ PFILE_RECORD_HEADER Record);
+
NTSTATUS
ReadLCN(PDEVICE_EXTENSION Vcb,
ULONGLONG lcn,
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,
+ PULONGLONG MFTIndex,
+ ULONGLONG CurrentMFTIndex);
+
/* misc.c */
BOOLEAN
NtfsAllocateIrpContext(PDEVICE_OBJECT DeviceObject,
PIRP Irp);
+PVOID
+NtfsGetUserBuffer(PIRP Irp,
+ BOOLEAN Paging);
+
+NTSTATUS
+NtfsLockUserBuffer(IN PIRP Irp,
+ IN ULONG Length,
+ IN LOCK_OPERATION Operation);
+
#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 */
-DRIVER_DISPATCH NtfsFsdRead;
-NTSTATUS NTAPI
-NtfsFsdRead(PDEVICE_OBJECT DeviceObject,
- PIRP Irp);
+NTSTATUS
+NtfsRead(PNTFS_IRP_CONTEXT IrpContext);
-DRIVER_DISPATCH NtfsFsdWrite;
-NTSTATUS NTAPI
-NtfsFsdWrite(PDEVICE_OBJECT DeviceObject,
- PIRP Irp);
+NTSTATUS
+NtfsWrite(PNTFS_IRP_CONTEXT IrpContext);
/* volinfo.c */
+ULONGLONG
+NtfsGetFreeClusters(PDEVICE_EXTENSION DeviceExt);
+
NTSTATUS
NtfsQueryVolumeInformation(PNTFS_IRP_CONTEXT IrpContext);
projects / reactos.git / blobdiff