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reactos/sdk/include/ddk/fltkernel.h

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/*
* fltkernel.h
*
* This file is part of the ReactOS DDK package.
*
* Contributors:
* Amine Khaldi (amine.khaldi@reactos.org)
*
* THIS SOFTWARE IS NOT COPYRIGHTED
*
* This source code is offered for use in the public domain. You may
* use, modify or distribute it freely.
*
* This code is distributed in the hope that it will be useful but
* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
* DISCLAIMED. This includes but is not limited to warranties of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
*/
#pragma once
#ifndef __FLTKERNEL__
#define __FLTKERNEL__
#ifdef __cplusplus
extern "C" {
#endif
#define FLT_MGR_BASELINE (((OSVER(NTDDI_VERSION) == NTDDI_WIN2K) && (SPVER(NTDDI_VERSION) >= SPVER(NTDDI_WIN2KSP4))) || \
((OSVER(NTDDI_VERSION) == NTDDI_WINXP) && (SPVER(NTDDI_VERSION) >= SPVER(NTDDI_WINXPSP2))) || \
((OSVER(NTDDI_VERSION) == NTDDI_WS03) && (SPVER(NTDDI_VERSION) >= SPVER(NTDDI_WS03SP1))) || \
(NTDDI_VERSION >= NTDDI_VISTA))
#define FLT_MGR_AFTER_XPSP2 (((OSVER(NTDDI_VERSION) == NTDDI_WIN2K) && (SPVER(NTDDI_VERSION) >= SPVER(NTDDI_WIN2KSP4))) || \
((OSVER(NTDDI_VERSION) == NTDDI_WINXP) && (SPVER(NTDDI_VERSION) > SPVER(NTDDI_WINXPSP2))) || \
((OSVER(NTDDI_VERSION) == NTDDI_WS03) && (SPVER(NTDDI_VERSION) >= SPVER(NTDDI_WS03SP1))) || \
(NTDDI_VERSION >= NTDDI_VISTA))
#define FLT_MGR_LONGHORN (NTDDI_VERSION >= NTDDI_VISTA)
#define FLT_MGR_WIN7 (NTDDI_VERSION >= NTDDI_WIN7)
#include <ntifs.h>
#include <fltuserstructures.h>
#include <initguid.h>
#if FLT_MGR_BASELINE
#if FLT_MGR_LONGHORN
#define FLT_ASSERT(_e) NT_ASSERT(_e)
#define FLT_ASSERTMSG(_m, _e) NT_ASSERTMSG(_m, _e)
#else
#define FLT_ASSERT(_e) ASSERT(_e)
#define FLT_ASSERTMSG(_m, _e) ASSERTMSG(_m, _e)
#endif /* FLT_MGR_LONGHORN */
#define Add2Ptr(P,I) ((PVOID)((PUCHAR)(P) + (I)))
#define PtrOffset(B,O) ((ULONG)((ULONG_PTR)(O) - (ULONG_PTR)(B)))
#define ROUND_TO_SIZE(_length, _alignment) \
((((ULONG_PTR)(_length)) + ((_alignment)-1)) & ~(ULONG_PTR) ((_alignment) - 1))
#define IS_ALIGNED(_pointer, _alignment) \
((((ULONG_PTR) (_pointer)) & ((_alignment) - 1)) == 0)
#define IRP_MJ_ACQUIRE_FOR_SECTION_SYNCHRONIZATION ((UCHAR)-1)
#define IRP_MJ_RELEASE_FOR_SECTION_SYNCHRONIZATION ((UCHAR)-2)
#define IRP_MJ_ACQUIRE_FOR_MOD_WRITE ((UCHAR)-3)
#define IRP_MJ_RELEASE_FOR_MOD_WRITE ((UCHAR)-4)
#define IRP_MJ_ACQUIRE_FOR_CC_FLUSH ((UCHAR)-5)
#define IRP_MJ_RELEASE_FOR_CC_FLUSH ((UCHAR)-6)
#define IRP_MJ_FAST_IO_CHECK_IF_POSSIBLE ((UCHAR)-13)
#define IRP_MJ_NETWORK_QUERY_OPEN ((UCHAR)-14)
#define IRP_MJ_MDL_READ ((UCHAR)-15)
#define IRP_MJ_MDL_READ_COMPLETE ((UCHAR)-16)
#define IRP_MJ_PREPARE_MDL_WRITE ((UCHAR)-17)
#define IRP_MJ_MDL_WRITE_COMPLETE ((UCHAR)-18)
#define IRP_MJ_VOLUME_MOUNT ((UCHAR)-19)
#define IRP_MJ_VOLUME_DISMOUNT ((UCHAR)-20)
#define IRP_MJ_OPERATION_END ((UCHAR)0x80)
#define FLT_INTERNAL_OPERATION_COUNT 22
#define NULL_CONTEXT ((PFLT_CONTEXT)NULL)
typedef struct _FLT_FILTER *PFLT_FILTER;
typedef struct _FLT_VOLUME *PFLT_VOLUME;
typedef struct _FLT_INSTANCE *PFLT_INSTANCE;
typedef struct _FLT_PORT *PFLT_PORT;
typedef PVOID PFLT_CONTEXT;
#if !FLT_MGR_LONGHORN
typedef struct _KTRANSACTION *PKTRANSACTION;
#endif
#if !defined(_AMD64_) && !defined(_IA64_) && !defined(_ARM_)
#include "pshpack4.h"
#endif
typedef union _FLT_PARAMETERS {
struct {
PIO_SECURITY_CONTEXT SecurityContext;
ULONG Options;
USHORT POINTER_ALIGNMENT FileAttributes;
USHORT ShareAccess;
ULONG POINTER_ALIGNMENT EaLength;
PVOID EaBuffer;
LARGE_INTEGER AllocationSize;
} Create;
struct {
PIO_SECURITY_CONTEXT SecurityContext;
ULONG Options;
USHORT POINTER_ALIGNMENT Reserved;
USHORT ShareAccess;
PVOID Parameters;
} CreatePipe;
struct {
PIO_SECURITY_CONTEXT SecurityContext;
ULONG Options;
USHORT POINTER_ALIGNMENT Reserved;
USHORT ShareAccess;
PVOID Parameters;
} CreateMailslot;
struct {
ULONG Length;
ULONG POINTER_ALIGNMENT Key;
LARGE_INTEGER ByteOffset;
PVOID ReadBuffer;
PMDL MdlAddress;
} Read;
struct {
ULONG Length;
ULONG POINTER_ALIGNMENT Key;
LARGE_INTEGER ByteOffset;
PVOID WriteBuffer;
PMDL MdlAddress;
} Write;
struct {
ULONG Length;
FILE_INFORMATION_CLASS POINTER_ALIGNMENT FileInformationClass;
PVOID InfoBuffer;
} QueryFileInformation;
struct {
ULONG Length;
FILE_INFORMATION_CLASS POINTER_ALIGNMENT FileInformationClass;
PFILE_OBJECT ParentOfTarget;
_ANONYMOUS_UNION union {
_ANONYMOUS_STRUCT struct {
BOOLEAN ReplaceIfExists;
BOOLEAN AdvanceOnly;
} DUMMYSTRUCTNAME;
ULONG ClusterCount;
HANDLE DeleteHandle;
} DUMMYUNIONNAME;
PVOID InfoBuffer;
} SetFileInformation;
struct {
ULONG Length;
PVOID EaList;
ULONG EaListLength;
ULONG POINTER_ALIGNMENT EaIndex;
PVOID EaBuffer;
PMDL MdlAddress;
} QueryEa;
struct {
ULONG Length;
PVOID EaBuffer;
PMDL MdlAddress;
} SetEa;
struct {
ULONG Length;
FS_INFORMATION_CLASS POINTER_ALIGNMENT FsInformationClass;
PVOID VolumeBuffer;
} QueryVolumeInformation;
struct {
ULONG Length;
FS_INFORMATION_CLASS POINTER_ALIGNMENT FsInformationClass;
PVOID VolumeBuffer;
} SetVolumeInformation;
union {
struct {
ULONG Length;
PUNICODE_STRING FileName;
FILE_INFORMATION_CLASS FileInformationClass;
ULONG POINTER_ALIGNMENT FileIndex;
PVOID DirectoryBuffer;
PMDL MdlAddress;
} QueryDirectory;
struct {
ULONG Length;
ULONG POINTER_ALIGNMENT CompletionFilter;
ULONG POINTER_ALIGNMENT Spare1;
ULONG POINTER_ALIGNMENT Spare2;
PVOID DirectoryBuffer;
PMDL MdlAddress;
} NotifyDirectory;
} DirectoryControl;
union {
struct {
PVPB Vpb;
PDEVICE_OBJECT DeviceObject;
} VerifyVolume;
struct {
ULONG OutputBufferLength;
ULONG POINTER_ALIGNMENT InputBufferLength;
ULONG POINTER_ALIGNMENT FsControlCode;
} Common;
struct {
ULONG OutputBufferLength;
ULONG POINTER_ALIGNMENT InputBufferLength;
ULONG POINTER_ALIGNMENT FsControlCode;
PVOID InputBuffer;
PVOID OutputBuffer;
PMDL OutputMdlAddress;
} Neither;
struct {
ULONG OutputBufferLength;
ULONG POINTER_ALIGNMENT InputBufferLength;
ULONG POINTER_ALIGNMENT FsControlCode;
PVOID SystemBuffer;
} Buffered;
struct {
ULONG OutputBufferLength;
ULONG POINTER_ALIGNMENT InputBufferLength;
ULONG POINTER_ALIGNMENT FsControlCode;
PVOID InputSystemBuffer;
PVOID OutputBuffer;
PMDL OutputMdlAddress;
} Direct;
} FileSystemControl;
union {
struct {
ULONG OutputBufferLength;
ULONG POINTER_ALIGNMENT InputBufferLength;
ULONG POINTER_ALIGNMENT IoControlCode;
} Common;
struct {
ULONG OutputBufferLength;
ULONG POINTER_ALIGNMENT InputBufferLength;
ULONG POINTER_ALIGNMENT IoControlCode;
PVOID InputBuffer;
PVOID OutputBuffer;
PMDL OutputMdlAddress;
} Neither;
struct {
ULONG OutputBufferLength;
ULONG POINTER_ALIGNMENT InputBufferLength;
ULONG POINTER_ALIGNMENT IoControlCode;
PVOID SystemBuffer;
} Buffered;
struct {
ULONG OutputBufferLength;
ULONG POINTER_ALIGNMENT InputBufferLength;
ULONG POINTER_ALIGNMENT IoControlCode;
PVOID InputSystemBuffer;
PVOID OutputBuffer;
PMDL OutputMdlAddress;
} Direct;
struct {
ULONG OutputBufferLength;
ULONG POINTER_ALIGNMENT InputBufferLength;
ULONG POINTER_ALIGNMENT IoControlCode;
PVOID InputBuffer;
PVOID OutputBuffer;
} FastIo;
} DeviceIoControl;
struct {
PLARGE_INTEGER Length;
ULONG POINTER_ALIGNMENT Key;
LARGE_INTEGER ByteOffset;
PEPROCESS ProcessId;
BOOLEAN FailImmediately;
BOOLEAN ExclusiveLock;
} LockControl;
struct {
SECURITY_INFORMATION SecurityInformation;
ULONG POINTER_ALIGNMENT Length;
PVOID SecurityBuffer;
PMDL MdlAddress;
} QuerySecurity;
struct {
SECURITY_INFORMATION SecurityInformation;
PSECURITY_DESCRIPTOR SecurityDescriptor;
} SetSecurity;
struct {
ULONG_PTR ProviderId;
PVOID DataPath;
ULONG BufferSize;
PVOID Buffer;
} WMI;
struct {
ULONG Length;
PSID StartSid;
PFILE_GET_QUOTA_INFORMATION SidList;
ULONG SidListLength;
PVOID QuotaBuffer;
PMDL MdlAddress;
} QueryQuota;
struct {
ULONG Length;
PVOID QuotaBuffer;
PMDL MdlAddress;
} SetQuota;
union {
struct {
PCM_RESOURCE_LIST AllocatedResources;
PCM_RESOURCE_LIST AllocatedResourcesTranslated;
} StartDevice;
struct {
DEVICE_RELATION_TYPE Type;
} QueryDeviceRelations;
struct {
CONST GUID *InterfaceType;
USHORT Size;
USHORT Version;
PINTERFACE Interface;
PVOID InterfaceSpecificData;
} QueryInterface;
struct {
PDEVICE_CAPABILITIES Capabilities;
} DeviceCapabilities;
struct {
PIO_RESOURCE_REQUIREMENTS_LIST IoResourceRequirementList;
} FilterResourceRequirements;
struct {
ULONG WhichSpace;
PVOID Buffer;
ULONG Offset;
ULONG POINTER_ALIGNMENT Length;
} ReadWriteConfig;
struct {
BOOLEAN Lock;
} SetLock;
struct {
BUS_QUERY_ID_TYPE IdType;
} QueryId;
struct {
DEVICE_TEXT_TYPE DeviceTextType;
LCID POINTER_ALIGNMENT LocaleId;
} QueryDeviceText;
struct {
BOOLEAN InPath;
BOOLEAN Reserved[3];
DEVICE_USAGE_NOTIFICATION_TYPE POINTER_ALIGNMENT Type;
} UsageNotification;
} Pnp;
struct {
FS_FILTER_SECTION_SYNC_TYPE SyncType;
ULONG PageProtection;
} AcquireForSectionSynchronization;
struct {
PLARGE_INTEGER EndingOffset;
PERESOURCE *ResourceToRelease;
} AcquireForModifiedPageWriter;
struct {
PERESOURCE ResourceToRelease;
} ReleaseForModifiedPageWriter;
struct {
LARGE_INTEGER FileOffset;
ULONG Length;
ULONG POINTER_ALIGNMENT LockKey;
BOOLEAN POINTER_ALIGNMENT CheckForReadOperation;
} FastIoCheckIfPossible;
struct {
PIRP Irp;
PFILE_NETWORK_OPEN_INFORMATION NetworkInformation;
} NetworkQueryOpen;
struct {
LARGE_INTEGER FileOffset;
ULONG POINTER_ALIGNMENT Length;
ULONG POINTER_ALIGNMENT Key;
PMDL *MdlChain;
} MdlRead;
struct {
PMDL MdlChain;
} MdlReadComplete;
struct {
LARGE_INTEGER FileOffset;
ULONG POINTER_ALIGNMENT Length;
ULONG POINTER_ALIGNMENT Key;
PMDL *MdlChain;
} PrepareMdlWrite;
struct {
LARGE_INTEGER FileOffset;
PMDL MdlChain;
} MdlWriteComplete;
struct {
ULONG DeviceType;
} MountVolume;
struct {
PVOID Argument1;
PVOID Argument2;
PVOID Argument3;
PVOID Argument4;
PVOID Argument5;
LARGE_INTEGER Argument6;
} Others;
} FLT_PARAMETERS, *PFLT_PARAMETERS;
#if !defined(_AMD64_) && !defined(_IA64_) && !defined(_ARM_)
#include "poppack.h"
#endif
typedef struct _FLT_IO_PARAMETER_BLOCK {
ULONG IrpFlags;
UCHAR MajorFunction;
UCHAR MinorFunction;
UCHAR OperationFlags;
UCHAR Reserved;
PFILE_OBJECT TargetFileObject;
PFLT_INSTANCE TargetInstance;
FLT_PARAMETERS Parameters;
} FLT_IO_PARAMETER_BLOCK, *PFLT_IO_PARAMETER_BLOCK;
#define FLTFL_CALLBACK_DATA_REISSUE_MASK 0x0000FFFF
#define FLTFL_CALLBACK_DATA_IRP_OPERATION 0x00000001
#define FLTFL_CALLBACK_DATA_FAST_IO_OPERATION 0x00000002
#define FLTFL_CALLBACK_DATA_FS_FILTER_OPERATION 0x00000004
#define FLTFL_CALLBACK_DATA_SYSTEM_BUFFER 0x00000008
#define FLTFL_CALLBACK_DATA_GENERATED_IO 0x00010000
#define FLTFL_CALLBACK_DATA_REISSUED_IO 0x00020000
#define FLTFL_CALLBACK_DATA_DRAINING_IO 0x00040000
#define FLTFL_CALLBACK_DATA_POST_OPERATION 0x00080000
#define FLTFL_CALLBACK_DATA_NEW_SYSTEM_BUFFER 0x00100000
#define FLTFL_CALLBACK_DATA_DIRTY 0x80000000
#define FLT_SET_CALLBACK_DATA_DIRTY(Data) FltSetCallbackDataDirty(Data)
#define FLT_CLEAR_CALLBACK_DATA_DIRTY(Data) FltClearCallbackDataDirty(Data)
#define FLT_IS_CALLBACK_DATA_DIRTY(Data) FltIsCallbackDataDirty(Data)
#define FLT_IS_IRP_OPERATION(Data) (FlagOn((Data)->Flags, FLTFL_CALLBACK_DATA_IRP_OPERATION))
#define FLT_IS_FASTIO_OPERATION(Data) (FlagOn((Data)->Flags, FLTFL_CALLBACK_DATA_FAST_IO_OPERATION))
#define FLT_IS_FS_FILTER_OPERATION(Data) (FlagOn((Data)->Flags, FLTFL_CALLBACK_DATA_FS_FILTER_OPERATION))
#define FLT_IS_REISSUED_IO(Data) (FlagOn((Data)->Flags, FLTFL_CALLBACK_DATA_REISSUED_IO))
#define FLT_IS_SYSTEM_BUFFER(Data) (FlagOn((Data)->Flags, FLTFL_CALLBACK_DATA_SYSTEM_BUFFER))
typedef USHORT FLT_CONTEXT_TYPE;
#define FLT_VOLUME_CONTEXT 0x0001
#define FLT_INSTANCE_CONTEXT 0x0002
#define FLT_FILE_CONTEXT 0x0004
#define FLT_STREAM_CONTEXT 0x0008
#define FLT_STREAMHANDLE_CONTEXT 0x0010
#define FLT_TRANSACTION_CONTEXT 0x0020
#define FLT_CONTEXT_END 0xffff
#define FLT_ALL_CONTEXTS (FLT_VOLUME_CONTEXT | FLT_INSTANCE_CONTEXT | \
FLT_FILE_CONTEXT | FLT_STREAM_CONTEXT | \
FLT_STREAMHANDLE_CONTEXT | FLT_TRANSACTION_CONTEXT)
typedef ULONG FLT_CALLBACK_DATA_FLAGS;
#if FLT_MGR_WIN7
typedef ULONG FLT_ALLOCATE_CALLBACK_DATA_FLAGS;
#define FLT_ALLOCATE_CALLBACK_DATA_PREALLOCATE_ALL_MEMORY 0x00000001
#endif /* FLT_MGR_WIN7 */
typedef struct _FLT_CALLBACK_DATA {
FLT_CALLBACK_DATA_FLAGS Flags;
PETHREAD CONST Thread;
PFLT_IO_PARAMETER_BLOCK CONST Iopb;
IO_STATUS_BLOCK IoStatus;
struct _FLT_TAG_DATA_BUFFER *TagData;
_ANONYMOUS_UNION union {
_ANONYMOUS_STRUCT struct {
LIST_ENTRY QueueLinks;
PVOID QueueContext[2];
} DUMMYSTRUCTNAME;
PVOID FilterContext[4];
} DUMMYUNIONNAME;
KPROCESSOR_MODE RequestorMode;
} FLT_CALLBACK_DATA, *PFLT_CALLBACK_DATA;
typedef struct _FLT_RELATED_OBJECTS {
USHORT CONST Size;
USHORT CONST TransactionContext;
PFLT_FILTER CONST Filter;
PFLT_VOLUME CONST Volume;
PFLT_INSTANCE CONST Instance;
PFILE_OBJECT CONST FileObject;
PKTRANSACTION CONST Transaction;
} FLT_RELATED_OBJECTS, *PFLT_RELATED_OBJECTS;
typedef const struct _FLT_RELATED_OBJECTS *PCFLT_RELATED_OBJECTS;
typedef struct _FLT_RELATED_CONTEXTS {
PFLT_CONTEXT VolumeContext;
PFLT_CONTEXT InstanceContext;
PFLT_CONTEXT FileContext;
PFLT_CONTEXT StreamContext;
PFLT_CONTEXT StreamHandleContext;
PFLT_CONTEXT TransactionContext;
} FLT_RELATED_CONTEXTS, *PFLT_RELATED_CONTEXTS;
typedef VOID
(FLTAPI *PFLT_CONTEXT_CLEANUP_CALLBACK)(
_In_ PFLT_CONTEXT Context,
_In_ FLT_CONTEXT_TYPE ContextType);
typedef PVOID
(FLTAPI *PFLT_CONTEXT_ALLOCATE_CALLBACK)(
_In_ POOL_TYPE PoolType,
_In_ SIZE_T Size,
_In_ FLT_CONTEXT_TYPE ContextType);
typedef VOID
(FLTAPI *PFLT_CONTEXT_FREE_CALLBACK)(
_In_ PVOID Pool,
_In_ FLT_CONTEXT_TYPE ContextType);
typedef USHORT FLT_CONTEXT_REGISTRATION_FLAGS;
#define FLTFL_CONTEXT_REGISTRATION_NO_EXACT_SIZE_MATCH 0x0001
#define FLT_VARIABLE_SIZED_CONTEXTS ((SIZE_T)-1)
typedef struct _FLT_CONTEXT_REGISTRATION {
FLT_CONTEXT_TYPE ContextType;
FLT_CONTEXT_REGISTRATION_FLAGS Flags;
PFLT_CONTEXT_CLEANUP_CALLBACK ContextCleanupCallback;
SIZE_T Size;
ULONG PoolTag;
PFLT_CONTEXT_ALLOCATE_CALLBACK ContextAllocateCallback;
PFLT_CONTEXT_FREE_CALLBACK ContextFreeCallback;
PVOID Reserved1;
} FLT_CONTEXT_REGISTRATION, *PFLT_CONTEXT_REGISTRATION;
typedef const struct _FLT_CONTEXT_REGISTRATION *PCFLT_CONTEXT_REGISTRATION;
typedef ULONG FLT_INSTANCE_SETUP_FLAGS;
#define FLTFL_INSTANCE_SETUP_AUTOMATIC_ATTACHMENT 0x00000001
#define FLTFL_INSTANCE_SETUP_MANUAL_ATTACHMENT 0x00000002
#define FLTFL_INSTANCE_SETUP_NEWLY_MOUNTED_VOLUME 0x00000004
#if FLT_MGR_LONGHORN
#define FLTFL_INSTANCE_SETUP_DETACHED_VOLUME 0x00000008
#define FLT_MAX_TRANSACTION_NOTIFICATIONS (TRANSACTION_NOTIFY_PREPREPARE | \
TRANSACTION_NOTIFY_PREPARE | \
TRANSACTION_NOTIFY_COMMIT | \
TRANSACTION_NOTIFY_ROLLBACK | \
TRANSACTION_NOTIFY_COMMIT_FINALIZE)
#endif /* FLT_MGR_LONGHORN */
typedef NTSTATUS
(FLTAPI *PFLT_INSTANCE_SETUP_CALLBACK)(
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_ FLT_INSTANCE_SETUP_FLAGS Flags,
_In_ DEVICE_TYPE VolumeDeviceType,
_In_ FLT_FILESYSTEM_TYPE VolumeFilesystemType);
typedef ULONG FLT_INSTANCE_QUERY_TEARDOWN_FLAGS;
typedef NTSTATUS
(FLTAPI *PFLT_INSTANCE_QUERY_TEARDOWN_CALLBACK)(
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_ FLT_INSTANCE_QUERY_TEARDOWN_FLAGS Flags);
typedef ULONG FLT_INSTANCE_TEARDOWN_FLAGS;
#define FLTFL_INSTANCE_TEARDOWN_MANUAL 0x00000001
#define FLTFL_INSTANCE_TEARDOWN_FILTER_UNLOAD 0x00000002
#define FLTFL_INSTANCE_TEARDOWN_MANDATORY_FILTER_UNLOAD 0x00000004
#define FLTFL_INSTANCE_TEARDOWN_VOLUME_DISMOUNT 0x00000008
#define FLTFL_INSTANCE_TEARDOWN_INTERNAL_ERROR 0x00000010
typedef VOID
(FLTAPI *PFLT_INSTANCE_TEARDOWN_CALLBACK)(
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_ FLT_INSTANCE_TEARDOWN_FLAGS Reason);
typedef enum _FLT_PREOP_CALLBACK_STATUS {
FLT_PREOP_SUCCESS_WITH_CALLBACK,
FLT_PREOP_SUCCESS_NO_CALLBACK,
FLT_PREOP_PENDING,
FLT_PREOP_DISALLOW_FASTIO,
FLT_PREOP_COMPLETE,
FLT_PREOP_SYNCHRONIZE
} FLT_PREOP_CALLBACK_STATUS, *PFLT_PREOP_CALLBACK_STATUS;
typedef FLT_PREOP_CALLBACK_STATUS
(FLTAPI *PFLT_PRE_OPERATION_CALLBACK)(
_Inout_ PFLT_CALLBACK_DATA Data,
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_Outptr_result_maybenull_ PVOID *CompletionContext);
typedef enum _FLT_POSTOP_CALLBACK_STATUS {
FLT_POSTOP_FINISHED_PROCESSING,
FLT_POSTOP_MORE_PROCESSING_REQUIRED
} FLT_POSTOP_CALLBACK_STATUS, *PFLT_POSTOP_CALLBACK_STATUS;
typedef ULONG FLT_POST_OPERATION_FLAGS;
#define FLTFL_POST_OPERATION_DRAINING 0x00000001
typedef FLT_POSTOP_CALLBACK_STATUS
(FLTAPI *PFLT_POST_OPERATION_CALLBACK)(
_Inout_ PFLT_CALLBACK_DATA Data,
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_opt_ PVOID CompletionContext,
_In_ FLT_POST_OPERATION_FLAGS Flags);
typedef ULONG FLT_OPERATION_REGISTRATION_FLAGS;
#define FLTFL_OPERATION_REGISTRATION_SKIP_PAGING_IO 0x00000001
#define FLTFL_OPERATION_REGISTRATION_SKIP_CACHED_IO 0x00000002
#define FLTFL_OPERATION_REGISTRATION_SKIP_NON_DASD_IO 0x00000004
typedef struct _FLT_OPERATION_REGISTRATION {
UCHAR MajorFunction;
FLT_OPERATION_REGISTRATION_FLAGS Flags;
PFLT_PRE_OPERATION_CALLBACK PreOperation;
PFLT_POST_OPERATION_CALLBACK PostOperation;
PVOID Reserved1;
} FLT_OPERATION_REGISTRATION, *PFLT_OPERATION_REGISTRATION;
typedef struct _FLT_TAG_DATA_BUFFER {
ULONG FileTag;
USHORT TagDataLength;
USHORT UnparsedNameLength;
_ANONYMOUS_UNION union {
struct {
USHORT SubstituteNameOffset;
USHORT SubstituteNameLength;
USHORT PrintNameOffset;
USHORT PrintNameLength;
ULONG Flags;
WCHAR PathBuffer[1];
} SymbolicLinkReparseBuffer;
struct {
USHORT SubstituteNameOffset;
USHORT SubstituteNameLength;
USHORT PrintNameOffset;
USHORT PrintNameLength;
WCHAR PathBuffer[1];
} MountPointReparseBuffer;
struct {
UCHAR DataBuffer[1];
} GenericReparseBuffer;
struct {
GUID TagGuid;
UCHAR DataBuffer[1];
} GenericGUIDReparseBuffer;
} DUMMYUNIONNAME;
} FLT_TAG_DATA_BUFFER, *PFLT_TAG_DATA_BUFFER;
#define FLT_TAG_DATA_BUFFER_HEADER_SIZE FIELD_OFFSET(FLT_TAG_DATA_BUFFER, GenericReparseBuffer)
typedef ULONG FLT_FILTER_UNLOAD_FLAGS;
#define FLTFL_FILTER_UNLOAD_MANDATORY 0x00000001
typedef NTSTATUS
(FLTAPI *PFLT_FILTER_UNLOAD_CALLBACK)(
FLT_FILTER_UNLOAD_FLAGS Flags);
typedef struct _FLT_NAME_CONTROL {
UNICODE_STRING Name;
} FLT_NAME_CONTROL, *PFLT_NAME_CONTROL;
typedef ULONG FLT_FILE_NAME_OPTIONS;
typedef NTSTATUS
(FLTAPI *PFLT_GENERATE_FILE_NAME)(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_In_opt_ PFLT_CALLBACK_DATA CallbackData,
_In_ FLT_FILE_NAME_OPTIONS NameOptions,
_Out_ PBOOLEAN CacheFileNameInformation,
_Out_ PFLT_NAME_CONTROL FileName);
typedef ULONG FLT_NORMALIZE_NAME_FLAGS;
#define FLTFL_NORMALIZE_NAME_CASE_SENSITIVE 0x01
#define FLTFL_NORMALIZE_NAME_DESTINATION_FILE_NAME 0x02
typedef NTSTATUS
(FLTAPI *PFLT_NORMALIZE_NAME_COMPONENT)(
_In_ PFLT_INSTANCE Instance,
_In_ PCUNICODE_STRING ParentDirectory,
_In_ USHORT VolumeNameLength,
_In_ PCUNICODE_STRING Component,
_Out_writes_bytes_(ExpandComponentNameLength) PFILE_NAMES_INFORMATION ExpandComponentName,
_In_ ULONG ExpandComponentNameLength,
_In_ FLT_NORMALIZE_NAME_FLAGS Flags,
_Inout_ PVOID *NormalizationContext);
typedef NTSTATUS
(FLTAPI *PFLT_NORMALIZE_NAME_COMPONENT_EX)(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_In_ PCUNICODE_STRING ParentDirectory,
_In_ USHORT VolumeNameLength,
_In_ PCUNICODE_STRING Component,
_Out_writes_bytes_(ExpandComponentNameLength) PFILE_NAMES_INFORMATION ExpandComponentName,
_In_ ULONG ExpandComponentNameLength,
_In_ FLT_NORMALIZE_NAME_FLAGS Flags,
_Inout_ PVOID *NormalizationContext);
typedef VOID
(FLTAPI *PFLT_NORMALIZE_CONTEXT_CLEANUP)(
_In_opt_ PVOID *NormalizationContext);
#if FLT_MGR_LONGHORN
typedef NTSTATUS
(FLTAPI *PFLT_TRANSACTION_NOTIFICATION_CALLBACK)(
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_ PFLT_CONTEXT TransactionContext,
_In_ ULONG NotificationMask);
#endif /* FLT_MGR_LONGHORN */
#define FLT_REGISTRATION_VERSION_0200 0x0200
#define FLT_REGISTRATION_VERSION_0201 0x0201
#define FLT_REGISTRATION_VERSION_0202 0x0202
#define FLT_REGISTRATION_VERSION_0203 0x0203
#if FLT_MGR_LONGHORN
#define FLT_REGISTRATION_VERSION FLT_REGISTRATION_VERSION_0202
#else
#define FLT_REGISTRATION_VERSION FLT_REGISTRATION_VERSION_0200
#endif
typedef ULONG FLT_REGISTRATION_FLAGS;
#define FLTFL_REGISTRATION_DO_NOT_SUPPORT_SERVICE_STOP 0x00000001
#define FLTFL_REGISTRATION_SUPPORT_NPFS_MSFS 0x00000002
typedef struct _FLT_REGISTRATION {
USHORT Size;
USHORT Version;
FLT_REGISTRATION_FLAGS Flags;
CONST FLT_CONTEXT_REGISTRATION *ContextRegistration;
CONST FLT_OPERATION_REGISTRATION *OperationRegistration;
PFLT_FILTER_UNLOAD_CALLBACK FilterUnloadCallback;
PFLT_INSTANCE_SETUP_CALLBACK InstanceSetupCallback;
PFLT_INSTANCE_QUERY_TEARDOWN_CALLBACK InstanceQueryTeardownCallback;
PFLT_INSTANCE_TEARDOWN_CALLBACK InstanceTeardownStartCallback;
PFLT_INSTANCE_TEARDOWN_CALLBACK InstanceTeardownCompleteCallback;
PFLT_GENERATE_FILE_NAME GenerateFileNameCallback;
PFLT_NORMALIZE_NAME_COMPONENT NormalizeNameComponentCallback;
PFLT_NORMALIZE_CONTEXT_CLEANUP NormalizeContextCleanupCallback;
#if FLT_MGR_LONGHORN
PFLT_TRANSACTION_NOTIFICATION_CALLBACK TransactionNotificationCallback;
PFLT_NORMALIZE_NAME_COMPONENT_EX NormalizeNameComponentExCallback;
#endif /* FLT_MGR_LONGHORN */
} FLT_REGISTRATION, *PFLT_REGISTRATION;
typedef VOID
(FLTAPI *PFLT_COMPLETED_ASYNC_IO_CALLBACK)(
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_ PFLT_CONTEXT Context);
typedef ULONG FLT_IO_OPERATION_FLAGS;
#define FLTFL_IO_OPERATION_NON_CACHED 0x00000001
#define FLTFL_IO_OPERATION_PAGING 0x00000002
#define FLTFL_IO_OPERATION_DO_NOT_UPDATE_BYTE_OFFSET 0x00000004
#if FLT_MGR_LONGHORN
#define FLTFL_IO_OPERATION_SYNCHRONOUS_PAGING 0x00000008
#endif
typedef VOID
(FLTAPI *PFLT_GET_OPERATION_STATUS_CALLBACK)(
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_ PFLT_IO_PARAMETER_BLOCK IopbSnapshot,
_In_ NTSTATUS OperationStatus,
_In_opt_ PVOID RequesterContext);
typedef ULONG FLT_FILE_NAME_OPTIONS;
#define FLT_VALID_FILE_NAME_FORMATS 0x000000ff
#define FLT_FILE_NAME_NORMALIZED 0x01
#define FLT_FILE_NAME_OPENED 0x02
#define FLT_FILE_NAME_SHORT 0x03
#define FltGetFileNameFormat( _NameOptions ) ((_NameOptions) & FLT_VALID_FILE_NAME_FORMATS)
#define FLT_VALID_FILE_NAME_QUERY_METHODS 0x0000ff00
#define FLT_FILE_NAME_QUERY_DEFAULT 0x0100
#define FLT_FILE_NAME_QUERY_CACHE_ONLY 0x0200
#define FLT_FILE_NAME_QUERY_FILESYSTEM_ONLY 0x0300
#define FLT_FILE_NAME_QUERY_ALWAYS_ALLOW_CACHE_LOOKUP 0x0400
#define FltGetFileNameQueryMethod( _NameOptions ) ((_NameOptions) & FLT_VALID_FILE_NAME_QUERY_METHODS)
#define FLT_VALID_FILE_NAME_FLAGS 0xff000000
#define FLT_FILE_NAME_REQUEST_FROM_CURRENT_PROVIDER 0x01000000
#define FLT_FILE_NAME_DO_NOT_CACHE 0x02000000
#if FLT_MGR_AFTER_XPSP2
#define FLT_FILE_NAME_ALLOW_QUERY_ON_REPARSE 0x04000000
#endif
typedef USHORT FLT_FILE_NAME_PARSED_FLAGS;
#define FLTFL_FILE_NAME_PARSED_FINAL_COMPONENT 0x0001
#define FLTFL_FILE_NAME_PARSED_EXTENSION 0x0002
#define FLTFL_FILE_NAME_PARSED_STREAM 0x0004
#define FLTFL_FILE_NAME_PARSED_PARENT_DIR 0x0008
typedef struct _FLT_FILE_NAME_INFORMATION {
USHORT Size;
FLT_FILE_NAME_PARSED_FLAGS NamesParsed;
FLT_FILE_NAME_OPTIONS Format;
UNICODE_STRING Name;
UNICODE_STRING Volume;
UNICODE_STRING Share;
UNICODE_STRING Extension;
UNICODE_STRING Stream;
UNICODE_STRING FinalComponent;
UNICODE_STRING ParentDir;
} FLT_FILE_NAME_INFORMATION, *PFLT_FILE_NAME_INFORMATION;
typedef enum _FLT_SET_CONTEXT_OPERATION {
FLT_SET_CONTEXT_REPLACE_IF_EXISTS,
FLT_SET_CONTEXT_KEEP_IF_EXISTS
} FLT_SET_CONTEXT_OPERATION, *PFLT_SET_CONTEXT_OPERATION;
typedef struct _FLT_VOLUME_PROPERTIES {
DEVICE_TYPE DeviceType;
ULONG DeviceCharacteristics;
ULONG DeviceObjectFlags;
ULONG AlignmentRequirement;
USHORT SectorSize;
USHORT Reserved0;
UNICODE_STRING FileSystemDriverName;
UNICODE_STRING FileSystemDeviceName;
UNICODE_STRING RealDeviceName;
} FLT_VOLUME_PROPERTIES, *PFLT_VOLUME_PROPERTIES;
#define FLT_PORT_CONNECT 0x0001
#define FLT_PORT_ALL_ACCESS (FLT_PORT_CONNECT | STANDARD_RIGHTS_ALL)
typedef NTSTATUS
(FLTAPI *PFLT_MESSAGE_NOTIFY)(
_In_opt_ PVOID PortCookie,
_In_reads_bytes_opt_(InputBufferLength) PVOID InputBuffer,
_In_ ULONG InputBufferLength,
_Out_writes_bytes_to_opt_(OutputBufferLength,*ReturnOutputBufferLength) PVOID OutputBuffer,
_In_ ULONG OutputBufferLength,
_Out_ PULONG ReturnOutputBufferLength);
typedef NTSTATUS
(FLTAPI *PFLT_CONNECT_NOTIFY)(
_In_ PFLT_PORT ClientPort,
_In_opt_ PVOID ServerPortCookie,
_In_reads_bytes_opt_(SizeOfContext) PVOID ConnectionContext,
_In_ ULONG SizeOfContext,
_Outptr_result_maybenull_ PVOID *ConnectionPortCookie);
typedef VOID
(FLTAPI *PFLT_DISCONNECT_NOTIFY)(
_In_opt_ PVOID ConnectionCookie);
typedef VOID
(FLTAPI *PFLT_COMPLETE_CANCELED_CALLBACK)(
_In_ PFLT_CALLBACK_DATA CallbackData);
typedef struct _FLT_DEFERRED_IO_WORKITEM *PFLT_DEFERRED_IO_WORKITEM;
typedef struct _FLT_GENERIC_WORKITEM *PFLT_GENERIC_WORKITEM;
typedef VOID
(FLTAPI *PFLT_DEFERRED_IO_WORKITEM_ROUTINE)(
_In_ PFLT_DEFERRED_IO_WORKITEM FltWorkItem,
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_opt_ PVOID Context);
typedef VOID
(FLTAPI *PFLT_GENERIC_WORKITEM_ROUTINE)(
_In_ PFLT_GENERIC_WORKITEM FltWorkItem,
_In_ PVOID FltObject,
_In_opt_ PVOID Context);
typedef IO_CSQ_IRP_CONTEXT FLT_CALLBACK_DATA_QUEUE_IO_CONTEXT, *PFLT_CALLBACK_DATA_QUEUE_IO_CONTEXT;
typedef struct _FLT_CALLBACK_DATA_QUEUE FLT_CALLBACK_DATA_QUEUE, *PFLT_CALLBACK_DATA_QUEUE;
typedef NTSTATUS
(FLTAPI *PFLT_CALLBACK_DATA_QUEUE_INSERT_IO)(
_Inout_ PFLT_CALLBACK_DATA_QUEUE Cbdq,
_In_ PFLT_CALLBACK_DATA Cbd,
_In_opt_ PVOID InsertContext);
typedef VOID
(FLTAPI *PFLT_CALLBACK_DATA_QUEUE_REMOVE_IO)(
_Inout_ PFLT_CALLBACK_DATA_QUEUE Cbdq,
_In_ PFLT_CALLBACK_DATA Cbd);
typedef PFLT_CALLBACK_DATA
(FLTAPI *PFLT_CALLBACK_DATA_QUEUE_PEEK_NEXT_IO)(
_In_ PFLT_CALLBACK_DATA_QUEUE Cbdq,
_In_opt_ PFLT_CALLBACK_DATA Cbd,
_In_opt_ PVOID PeekContext);
typedef VOID
(FLTAPI *PFLT_CALLBACK_DATA_QUEUE_ACQUIRE)(
_Inout_ PFLT_CALLBACK_DATA_QUEUE Cbdq,
_Out_opt_ PKIRQL Irql);
typedef VOID
(FLTAPI *PFLT_CALLBACK_DATA_QUEUE_RELEASE)(
_Inout_ PFLT_CALLBACK_DATA_QUEUE Cbdq,
_In_opt_ KIRQL Irql);
typedef VOID
(FLTAPI *PFLT_CALLBACK_DATA_QUEUE_COMPLETE_CANCELED_IO)(
_Inout_ PFLT_CALLBACK_DATA_QUEUE Cbdq,
_Inout_ PFLT_CALLBACK_DATA Cbd);
typedef ULONG FLT_CALLBACK_DATA_QUEUE_FLAGS;
typedef struct _FLT_CALLBACK_DATA_QUEUE {
IO_CSQ Csq;
FLT_CALLBACK_DATA_QUEUE_FLAGS Flags;
PFLT_INSTANCE Instance;
PFLT_CALLBACK_DATA_QUEUE_INSERT_IO InsertIo;
PFLT_CALLBACK_DATA_QUEUE_REMOVE_IO RemoveIo;
PFLT_CALLBACK_DATA_QUEUE_PEEK_NEXT_IO PeekNextIo;
PFLT_CALLBACK_DATA_QUEUE_ACQUIRE Acquire;
PFLT_CALLBACK_DATA_QUEUE_RELEASE Release;
PFLT_CALLBACK_DATA_QUEUE_COMPLETE_CANCELED_IO CompleteCanceledIo;
} FLT_CALLBACK_DATA_QUEUE, *PFLT_CALLBACK_DATA_QUEUE;
typedef NTSTATUS
(*PFLT_COMPLETE_LOCK_CALLBACK_DATA_ROUTINE)(
_In_opt_ PVOID Context,
_In_ PFLT_CALLBACK_DATA CallbackData);
typedef VOID
(FLTAPI *PFLTOPLOCK_WAIT_COMPLETE_ROUTINE)(
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_opt_ PVOID Context);
typedef VOID
(FLTAPI *PFLTOPLOCK_PREPOST_CALLBACKDATA_ROUTINE)(
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_opt_ PVOID Context);
VOID
FLTAPI
FltSetCallbackDataDirty(
_Inout_ PFLT_CALLBACK_DATA Data);
VOID
FLTAPI
FltClearCallbackDataDirty(
_Inout_ PFLT_CALLBACK_DATA Data);
BOOLEAN
FLTAPI
FltIsCallbackDataDirty(
_In_ PFLT_CALLBACK_DATA Data);
_Must_inspect_result_
BOOLEAN
FLTAPI
FltDoCompletionProcessingWhenSafe(
_In_ PFLT_CALLBACK_DATA Data,
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_opt_ PVOID CompletionContext,
_In_ FLT_POST_OPERATION_FLAGS Flags,
_In_ PFLT_POST_OPERATION_CALLBACK SafePostCallback,
_Out_ PFLT_POSTOP_CALLBACK_STATUS RetPostOperationStatus);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltCheckAndGrowNameControl(
_Inout_ PFLT_NAME_CONTROL NameCtrl,
_In_ USHORT NewSize);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltPurgeFileNameInformationCache(
_In_ PFLT_INSTANCE Instance,
_In_opt_ PFILE_OBJECT FileObject);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltRegisterFilter(
_In_ PDRIVER_OBJECT Driver,
_In_ CONST FLT_REGISTRATION *Registration,
_Outptr_ PFLT_FILTER *RetFilter);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltUnregisterFilter(
_In_ PFLT_FILTER Filter);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltStartFiltering(
_In_ PFLT_FILTER Filter);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
PVOID
FLTAPI
FltGetRoutineAddress(
_In_ PCSTR FltMgrRoutineName);
_When_(CallbackStatus==FLT_PREOP_COMPLETE, _IRQL_requires_max_(DISPATCH_LEVEL))
_When_(CallbackStatus!=FLT_PREOP_COMPLETE, _IRQL_requires_max_(APC_LEVEL))
VOID
FLTAPI
FltCompletePendedPreOperation(
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_ FLT_PREOP_CALLBACK_STATUS CallbackStatus,
_In_opt_ PVOID Context);
_IRQL_requires_max_(DISPATCH_LEVEL)
VOID
FLTAPI
FltCompletePendedPostOperation(
_In_ PFLT_CALLBACK_DATA CallbackData);
_Must_inspect_result_
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltRequestOperationStatusCallback(
_In_ PFLT_CALLBACK_DATA Data,
_In_ PFLT_GET_OPERATION_STATUS_CALLBACK CallbackRoutine,
_In_opt_ PVOID RequesterContext);
_When_((PoolType==NonPagedPoolNx), _IRQL_requires_max_(DISPATCH_LEVEL))
_When_((PoolType!=NonPagedPoolNx), _IRQL_requires_max_(APC_LEVEL))
PVOID
FLTAPI
FltAllocatePoolAlignedWithTag(
_In_ PFLT_INSTANCE Instance,
_In_ POOL_TYPE PoolType,
_In_ SIZE_T NumberOfBytes,
_In_ ULONG Tag);
_IRQL_requires_max_(DISPATCH_LEVEL)
VOID
FLTAPI
FltFreePoolAlignedWithTag(
_In_ PFLT_INSTANCE Instance,
_In_ PVOID Buffer,
_In_ ULONG Tag);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetFileNameInformation(
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_ FLT_FILE_NAME_OPTIONS NameOptions,
_Outptr_ PFLT_FILE_NAME_INFORMATION *FileNameInformation);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetFileNameInformationUnsafe(
_In_ PFILE_OBJECT FileObject,
_In_opt_ PFLT_INSTANCE Instance,
_In_ FLT_FILE_NAME_OPTIONS NameOptions,
_Outptr_ PFLT_FILE_NAME_INFORMATION *FileNameInformation);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltReleaseFileNameInformation(
_In_ PFLT_FILE_NAME_INFORMATION FileNameInformation);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltReferenceFileNameInformation(
_In_ PFLT_FILE_NAME_INFORMATION FileNameInformation);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltParseFileName(
_In_ PCUNICODE_STRING FileName,
_Inout_opt_ PUNICODE_STRING Extension,
_Inout_opt_ PUNICODE_STRING Stream,
_Inout_opt_ PUNICODE_STRING FinalComponent);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltParseFileNameInformation(
_Inout_ PFLT_FILE_NAME_INFORMATION FileNameInformation);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetTunneledName(
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_ PFLT_FILE_NAME_INFORMATION FileNameInformation,
_Outptr_result_maybenull_ PFLT_FILE_NAME_INFORMATION *RetTunneledFileNameInformation);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetVolumeName(
_In_ PFLT_VOLUME Volume,
_Inout_opt_ PUNICODE_STRING VolumeName,
_Out_opt_ PULONG BufferSizeNeeded);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetDestinationFileNameInformation(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_In_opt_ HANDLE RootDirectory,
_In_reads_bytes_(FileNameLength) PWSTR FileName,
_In_ ULONG FileNameLength,
_In_ FLT_FILE_NAME_OPTIONS NameOptions,
_Outptr_ PFLT_FILE_NAME_INFORMATION *RetFileNameInformation);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltIsDirectory(
_In_ PFILE_OBJECT FileObject,
_In_ PFLT_INSTANCE Instance,
_Out_ PBOOLEAN IsDirectory);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltLoadFilter(
_In_ PCUNICODE_STRING FilterName);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltUnloadFilter(
_In_ PCUNICODE_STRING FilterName);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltAttachVolume(
_Inout_ PFLT_FILTER Filter,
_Inout_ PFLT_VOLUME Volume,
_In_opt_ PCUNICODE_STRING InstanceName,
_Outptr_opt_result_maybenull_ PFLT_INSTANCE *RetInstance);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltAttachVolumeAtAltitude(
_Inout_ PFLT_FILTER Filter,
_Inout_ PFLT_VOLUME Volume,
_In_ PCUNICODE_STRING Altitude,
_In_opt_ PCUNICODE_STRING InstanceName,
_Outptr_opt_result_maybenull_ PFLT_INSTANCE *RetInstance);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltDetachVolume(
_Inout_ PFLT_FILTER Filter,
_Inout_ PFLT_VOLUME Volume,
_In_opt_ PCUNICODE_STRING InstanceName);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltAllocateCallbackData(
_In_ PFLT_INSTANCE Instance,
_In_opt_ PFILE_OBJECT FileObject,
_Outptr_ PFLT_CALLBACK_DATA *RetNewCallbackData);
_IRQL_requires_max_(DISPATCH_LEVEL)
VOID
FLTAPI
FltFreeCallbackData(
_In_ PFLT_CALLBACK_DATA CallbackData);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltReuseCallbackData(
_Inout_ PFLT_CALLBACK_DATA CallbackData);
_When_(FlagOn(CallbackData->Iopb->IrpFlags, IRP_PAGING_IO), _IRQL_requires_max_(APC_LEVEL))
_When_(!FlagOn(CallbackData->Iopb->IrpFlags, IRP_PAGING_IO), _IRQL_requires_max_(PASSIVE_LEVEL))
VOID
FLTAPI
FltPerformSynchronousIo(
_Inout_ PFLT_CALLBACK_DATA CallbackData);
_Must_inspect_result_
_When_( FlagOn(CallbackData->Iopb->IrpFlags, IRP_PAGING_IO), _IRQL_requires_max_(APC_LEVEL))
_When_( !FlagOn(CallbackData->Iopb->IrpFlags, IRP_PAGING_IO), _IRQL_requires_max_(PASSIVE_LEVEL))
NTSTATUS
FLTAPI
FltPerformAsynchronousIo(
_Inout_ PFLT_CALLBACK_DATA CallbackData,
_In_ PFLT_COMPLETED_ASYNC_IO_CALLBACK CallbackRoutine,
_In_ PVOID CallbackContext);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltCreateFile(
_In_ PFLT_FILTER Filter,
_In_opt_ PFLT_INSTANCE Instance,
_Out_ PHANDLE FileHandle,
_In_ ACCESS_MASK DesiredAccess,
_In_ POBJECT_ATTRIBUTES ObjectAttributes,
_Out_ PIO_STATUS_BLOCK IoStatusBlock,
_In_opt_ PLARGE_INTEGER AllocationSize,
_In_ ULONG FileAttributes,
_In_ ULONG ShareAccess,
_In_ ULONG CreateDisposition,
_In_ ULONG CreateOptions,
_In_reads_bytes_opt_(EaLength)PVOID EaBuffer,
_In_ ULONG EaLength,
_In_ ULONG Flags);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
_When_((Flags|FLTFL_IO_OPERATION_PAGING|FLTFL_IO_OPERATION_SYNCHRONOUS_PAGING),_IRQL_requires_max_(APC_LEVEL))
NTSTATUS
FLTAPI
FltReadFile(
_In_ PFLT_INSTANCE InitiatingInstance,
_In_ PFILE_OBJECT FileObject,
_In_opt_ PLARGE_INTEGER ByteOffset,
_In_ ULONG Length,
_Out_writes_bytes_to_(Length,*BytesRead) PVOID Buffer,
_In_ FLT_IO_OPERATION_FLAGS Flags,
_Out_opt_ PULONG BytesRead,
_In_opt_ PFLT_COMPLETED_ASYNC_IO_CALLBACK CallbackRoutine,
_In_opt_ PVOID CallbackContext);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltTagFile(
_In_ PFLT_INSTANCE InitiatingInstance,
_In_ PFILE_OBJECT FileObject,
_In_ ULONG FileTag,
_In_opt_ GUID *Guid,
_In_reads_bytes_(DataBufferLength) PVOID DataBuffer,
_In_ USHORT DataBufferLength);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltUntagFile(
_In_ PFLT_INSTANCE InitiatingInstance,
_In_ PFILE_OBJECT FileObject,
_In_ ULONG FileTag,
_In_opt_ GUID *Guid);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
_When_((Flags|FLTFL_IO_OPERATION_PAGING|FLTFL_IO_OPERATION_SYNCHRONOUS_PAGING),_IRQL_requires_max_(APC_LEVEL))
NTSTATUS
FLTAPI
FltWriteFile(
_In_ PFLT_INSTANCE InitiatingInstance,
_In_ PFILE_OBJECT FileObject,
_In_opt_ PLARGE_INTEGER ByteOffset,
_In_ ULONG Length,
_In_reads_bytes_(Length) PVOID Buffer,
_In_ FLT_IO_OPERATION_FLAGS Flags,
_Out_opt_ PULONG BytesWritten,
_In_opt_ PFLT_COMPLETED_ASYNC_IO_CALLBACK CallbackRoutine,
_In_opt_ PVOID CallbackContext);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltQueryInformationFile(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_Out_writes_bytes_to_(Length,*LengthReturned) PVOID FileInformation,
_In_ ULONG Length,
_In_ FILE_INFORMATION_CLASS FileInformationClass,
_Out_opt_ PULONG LengthReturned);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltSetInformationFile(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_In_reads_bytes_(Length) PVOID FileInformation,
_In_ ULONG Length,
_In_ FILE_INFORMATION_CLASS FileInformationClass);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltQueryVolumeInformationFile(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_Out_writes_bytes_to_(Length,*LengthReturned) PVOID FsInformation,
_In_ ULONG Length,
_In_ FS_INFORMATION_CLASS FsInformationClass,
_Out_opt_ PULONG LengthReturned);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltQuerySecurityObject(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_In_ SECURITY_INFORMATION SecurityInformation,
_Inout_updates_bytes_opt_(Length) PSECURITY_DESCRIPTOR SecurityDescriptor,
_In_ ULONG Length,
_Out_opt_ PULONG LengthNeeded);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltSetSecurityObject(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_In_ SECURITY_INFORMATION SecurityInformation,
_In_ PSECURITY_DESCRIPTOR SecurityDescriptor);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltFlushBuffers(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltFsControlFile(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_In_ ULONG FsControlCode,
_In_reads_bytes_opt_(InputBufferLength) PVOID InputBuffer,
_In_ ULONG InputBufferLength,
_Out_writes_bytes_to_opt_(OutputBufferLength,*LengthReturned) PVOID OutputBuffer,
_In_ ULONG OutputBufferLength,
_Out_opt_ PULONG LengthReturned);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltDeviceIoControlFile(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_In_ ULONG IoControlCode,
_In_reads_bytes_opt_(InputBufferLength) PVOID InputBuffer,
_In_ ULONG InputBufferLength,
_Out_writes_bytes_to_opt_(OutputBufferLength,*LengthReturned) PVOID OutputBuffer,
_In_ ULONG OutputBufferLength,
_Out_opt_ PULONG LengthReturned);
_When_(FlagOn(CallbackData->Iopb->IrpFlags, IRP_PAGING_IO), _IRQL_requires_max_(APC_LEVEL))
_When_(!FlagOn(CallbackData->Iopb->IrpFlags, IRP_PAGING_IO), _IRQL_requires_max_(PASSIVE_LEVEL))
VOID
FLTAPI
FltReissueSynchronousIo(
_In_ PFLT_INSTANCE InitiatingInstance,
_In_ PFLT_CALLBACK_DATA CallbackData);
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltClose(
_In_ HANDLE FileHandle);
_IRQL_requires_max_(PASSIVE_LEVEL)
VOID
FLTAPI
FltCancelFileOpen(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltCreateSystemVolumeInformationFolder(
_In_ PFLT_INSTANCE Instance);
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltSupportsFileContexts(
_In_ PFILE_OBJECT FileObject);
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltSupportsStreamContexts(
_In_ PFILE_OBJECT FileObject);
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltSupportsStreamHandleContexts(
_In_ PFILE_OBJECT FileObject);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltAllocateContext(
_In_ PFLT_FILTER Filter,
_In_ FLT_CONTEXT_TYPE ContextType,
_In_ SIZE_T ContextSize,
_In_ POOL_TYPE PoolType,
_Outptr_result_bytebuffer_(ContextSize) PFLT_CONTEXT *ReturnedContext);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltGetContexts(
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_ FLT_CONTEXT_TYPE DesiredContexts,
_Out_ PFLT_RELATED_CONTEXTS Contexts);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltReleaseContexts(
_In_ PFLT_RELATED_CONTEXTS Contexts);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltSetVolumeContext(
_In_ PFLT_VOLUME Volume,
_In_ FLT_SET_CONTEXT_OPERATION Operation,
_In_ PFLT_CONTEXT NewContext,
_Outptr_opt_result_maybenull_ PFLT_CONTEXT *OldContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltSetInstanceContext(
_In_ PFLT_INSTANCE Instance,
_In_ FLT_SET_CONTEXT_OPERATION Operation,
_In_ PFLT_CONTEXT NewContext,
_Outptr_opt_result_maybenull_ PFLT_CONTEXT *OldContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltSetFileContext(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_In_ FLT_SET_CONTEXT_OPERATION Operation,
_In_ PFLT_CONTEXT NewContext,
_Outptr_opt_result_maybenull_ PFLT_CONTEXT *OldContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltSetStreamContext(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_In_ FLT_SET_CONTEXT_OPERATION Operation,
_In_ PFLT_CONTEXT NewContext,
_Outptr_opt_result_maybenull_ PFLT_CONTEXT *OldContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltSetStreamHandleContext(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_In_ FLT_SET_CONTEXT_OPERATION Operation,
_In_ PFLT_CONTEXT NewContext,
_Outptr_opt_result_maybenull_ PFLT_CONTEXT *OldContext);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltDeleteContext(
_In_ PFLT_CONTEXT Context);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltDeleteVolumeContext(
_In_ PFLT_FILTER Filter,
_In_ PFLT_VOLUME Volume,
_Outptr_opt_result_maybenull_ PFLT_CONTEXT *OldContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltDeleteInstanceContext(
_In_ PFLT_INSTANCE Instance,
_Outptr_opt_result_maybenull_ PFLT_CONTEXT *OldContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltDeleteFileContext(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_Outptr_opt_result_maybenull_ PFLT_CONTEXT *OldContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltDeleteStreamContext(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_Outptr_opt_result_maybenull_ PFLT_CONTEXT *OldContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltDeleteStreamHandleContext(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_Outptr_opt_result_maybenull_ PFLT_CONTEXT *OldContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetVolumeContext(
_In_ PFLT_FILTER Filter,
_In_ PFLT_VOLUME Volume,
_Outptr_ PFLT_CONTEXT *Context);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetInstanceContext(
_In_ PFLT_INSTANCE Instance,
_Outptr_ PFLT_CONTEXT *Context);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetFileContext(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_Outptr_ PFLT_CONTEXT *Context);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetStreamContext(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_Outptr_ PFLT_CONTEXT *Context);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetStreamHandleContext(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_Outptr_ PFLT_CONTEXT *Context);
_IRQL_requires_max_(DISPATCH_LEVEL)
VOID
FLTAPI
FltReferenceContext(
_In_ PFLT_CONTEXT Context);
_IRQL_requires_max_(DISPATCH_LEVEL)
VOID
FLTAPI
FltReleaseContext(
_In_ PFLT_CONTEXT Context);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetFilterFromName(
_In_ PCUNICODE_STRING FilterName,
_Outptr_ PFLT_FILTER *RetFilter);
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltGetVolumeFromName(
_In_ PFLT_FILTER Filter,
_In_ PCUNICODE_STRING VolumeName,
_Outptr_ PFLT_VOLUME *RetVolume);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetVolumeInstanceFromName(
_In_opt_ PFLT_FILTER Filter,
_In_ PFLT_VOLUME Volume,
_In_opt_ PCUNICODE_STRING InstanceName,
_Outptr_ PFLT_INSTANCE *RetInstance);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetVolumeFromInstance(
_In_ PFLT_INSTANCE Instance,
_Outptr_ PFLT_VOLUME *RetVolume);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetFilterFromInstance(
_In_ PFLT_INSTANCE Instance,
_Outptr_ PFLT_FILTER *RetFilter);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetVolumeFromFileObject(
_In_ PFLT_FILTER Filter,
_In_ PFILE_OBJECT FileObject,
_Outptr_ PFLT_VOLUME *RetVolume);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetVolumeFromDeviceObject(
_In_ PFLT_FILTER Filter,
_In_ PDEVICE_OBJECT DeviceObject,
_Outptr_ PFLT_VOLUME *RetVolume);
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltGetDeviceObject(
_In_ PFLT_VOLUME Volume,
_Outptr_ PDEVICE_OBJECT *DeviceObject);
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltGetDiskDeviceObject(
_In_ PFLT_VOLUME Volume,
_Outptr_ PDEVICE_OBJECT *DiskDeviceObject);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetLowerInstance(
_In_ PFLT_INSTANCE CurrentInstance,
_Outptr_ PFLT_INSTANCE *LowerInstance);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetUpperInstance(
_In_ PFLT_INSTANCE CurrentInstance,
_Outptr_ PFLT_INSTANCE *UpperInstance);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetTopInstance(
_In_ PFLT_VOLUME Volume,
_Outptr_ PFLT_INSTANCE *Instance);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetBottomInstance(
_In_ PFLT_VOLUME Volume,
_Outptr_ PFLT_INSTANCE *Instance);
LONG
FLTAPI
FltCompareInstanceAltitudes(
_In_ PFLT_INSTANCE Instance1,
_In_ PFLT_INSTANCE Instance2);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetFilterInformation(
_In_ PFLT_FILTER Filter,
_In_ FILTER_INFORMATION_CLASS InformationClass,
_Out_writes_bytes_to_opt_(BufferSize, *BytesReturned) PVOID Buffer,
_In_ ULONG BufferSize,
_Out_ PULONG BytesReturned);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetInstanceInformation(
_In_ PFLT_INSTANCE Instance,
_In_ INSTANCE_INFORMATION_CLASS InformationClass,
_Out_writes_bytes_to_opt_(BufferSize,*BytesReturned) PVOID Buffer,
_In_ ULONG BufferSize,
_Out_ PULONG BytesReturned);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetVolumeProperties(
_In_ PFLT_VOLUME Volume,
_Out_writes_bytes_to_opt_(VolumePropertiesLength,*LengthReturned) PFLT_VOLUME_PROPERTIES VolumeProperties,
_In_ ULONG VolumePropertiesLength,
_Out_ PULONG LengthReturned);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltIsVolumeWritable(
_In_ PVOID FltObject,
_Out_ PBOOLEAN IsWritable);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltGetVolumeGuidName(
_In_ PFLT_VOLUME Volume,
_Out_ PUNICODE_STRING VolumeGuidName,
_Out_opt_ PULONG BufferSizeNeeded);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltQueryVolumeInformation(
_In_ PFLT_INSTANCE Instance,
_Out_ PIO_STATUS_BLOCK Iosb,
_Out_writes_bytes_(Length) PVOID FsInformation,
_In_ ULONG Length,
_In_ FS_INFORMATION_CLASS FsInformationClass);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltSetVolumeInformation(
_In_ PFLT_INSTANCE Instance,
_Out_ PIO_STATUS_BLOCK Iosb,
_Out_writes_bytes_(Length) PVOID FsInformation,
_In_ ULONG Length,
_In_ FS_INFORMATION_CLASS FsInformationClass);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltEnumerateFilters(
_Out_writes_to_opt_(FilterListSize,*NumberFiltersReturned) PFLT_FILTER *FilterList,
_In_ ULONG FilterListSize,
_Out_ PULONG NumberFiltersReturned);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltEnumerateVolumes(
_In_ PFLT_FILTER Filter,
_Out_writes_to_opt_(VolumeListSize,*NumberVolumesReturned) PFLT_VOLUME *VolumeList,
_In_ ULONG VolumeListSize,
_Out_ PULONG NumberVolumesReturned);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltEnumerateInstances(
_In_opt_ PFLT_VOLUME Volume,
_In_opt_ PFLT_FILTER Filter,
_Out_writes_to_opt_(InstanceListSize,*NumberInstancesReturned) PFLT_INSTANCE *InstanceList,
_In_ ULONG InstanceListSize,
_Out_ PULONG NumberInstancesReturned);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltEnumerateFilterInformation(
_In_ ULONG Index,
_In_ FILTER_INFORMATION_CLASS InformationClass,
_Out_writes_bytes_to_opt_(BufferSize,*BytesReturned) PVOID Buffer,
_In_ ULONG BufferSize,
_Out_ PULONG BytesReturned);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltEnumerateInstanceInformationByFilter(
_In_ PFLT_FILTER Filter,
_In_ ULONG Index,
_In_ INSTANCE_INFORMATION_CLASS InformationClass,
_Out_writes_bytes_to_opt_(BufferSize,*BytesReturned) PVOID Buffer,
_In_ ULONG BufferSize,
_Out_ PULONG BytesReturned);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltEnumerateInstanceInformationByVolume(
_In_ PFLT_VOLUME Volume,
_In_ ULONG Index,
_In_ INSTANCE_INFORMATION_CLASS InformationClass,
_Out_writes_bytes_to_opt_(BufferSize,*BytesReturned) PVOID Buffer,
_In_ ULONG BufferSize,
_Out_ PULONG BytesReturned);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltEnumerateVolumeInformation(
_In_ PFLT_FILTER Filter,
_In_ ULONG Index,
_In_ FILTER_VOLUME_INFORMATION_CLASS InformationClass,
_Out_writes_bytes_to_opt_(BufferSize,*BytesReturned) PVOID Buffer,
_In_ ULONG BufferSize,
_Out_ PULONG BytesReturned);
_Must_inspect_result_
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltObjectReference(
_Inout_ PVOID FltObject);
_IRQL_requires_max_(DISPATCH_LEVEL)
VOID
FLTAPI
FltObjectDereference(
_Inout_ PVOID FltObject);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltCreateCommunicationPort(
_In_ PFLT_FILTER Filter,
_Outptr_ PFLT_PORT *ServerPort,
_In_ POBJECT_ATTRIBUTES ObjectAttributes,
_In_opt_ PVOID ServerPortCookie,
_In_ PFLT_CONNECT_NOTIFY ConnectNotifyCallback,
_In_ PFLT_DISCONNECT_NOTIFY DisconnectNotifyCallback,
_In_opt_ PFLT_MESSAGE_NOTIFY MessageNotifyCallback,
_In_ LONG MaxConnections);
_IRQL_requires_max_(PASSIVE_LEVEL)
VOID
FLTAPI
FltCloseCommunicationPort(
_In_ PFLT_PORT ServerPort);
_IRQL_requires_max_(PASSIVE_LEVEL)
VOID
FLTAPI
FltCloseClientPort(
_In_ PFLT_FILTER Filter,
_Outptr_ PFLT_PORT *ClientPort);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltSendMessage(
_In_ PFLT_FILTER Filter,
_In_ PFLT_PORT *ClientPort,
_In_reads_bytes_(SenderBufferLength) PVOID SenderBuffer,
_In_ ULONG SenderBufferLength,
_Out_writes_bytes_opt_(*ReplyLength) PVOID ReplyBuffer,
_Inout_opt_ PULONG ReplyLength,
_In_opt_ PLARGE_INTEGER Timeout);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltBuildDefaultSecurityDescriptor(
_Outptr_ PSECURITY_DESCRIPTOR *SecurityDescriptor,
_In_ ACCESS_MASK DesiredAccess);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltFreeSecurityDescriptor(
_In_ PSECURITY_DESCRIPTOR SecurityDescriptor);
_Must_inspect_result_
_IRQL_requires_max_(DISPATCH_LEVEL)
BOOLEAN
FLTAPI
FltCancelIo(
_In_ PFLT_CALLBACK_DATA CallbackData);
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltSetCancelCompletion(
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_ PFLT_COMPLETE_CANCELED_CALLBACK CanceledCallback);
_Must_inspect_result_
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltClearCancelCompletion(
_In_ PFLT_CALLBACK_DATA CallbackData);
BOOLEAN
FLTAPI
FltIsIoCanceled(
_In_ PFLT_CALLBACK_DATA CallbackData);
_Must_inspect_result_
_IRQL_requires_max_(DISPATCH_LEVEL)
PFLT_DEFERRED_IO_WORKITEM
FLTAPI
FltAllocateDeferredIoWorkItem(VOID);
_IRQL_requires_max_(DISPATCH_LEVEL)
VOID
FLTAPI
FltFreeDeferredIoWorkItem(
_In_ PFLT_DEFERRED_IO_WORKITEM FltWorkItem);
_Must_inspect_result_
_IRQL_requires_max_(DISPATCH_LEVEL)
PFLT_GENERIC_WORKITEM
FLTAPI
FltAllocateGenericWorkItem(VOID);
_IRQL_requires_max_(DISPATCH_LEVEL)
VOID
FLTAPI
FltFreeGenericWorkItem(
_In_ PFLT_GENERIC_WORKITEM FltWorkItem);
_Must_inspect_result_
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltQueueDeferredIoWorkItem(
_In_ PFLT_DEFERRED_IO_WORKITEM FltWorkItem,
_In_ PFLT_CALLBACK_DATA Data,
_In_ PFLT_DEFERRED_IO_WORKITEM_ROUTINE WorkerRoutine,
_In_ WORK_QUEUE_TYPE QueueType,
_In_ PVOID Context);
_Must_inspect_result_
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltQueueGenericWorkItem(
_In_ PFLT_GENERIC_WORKITEM FltWorkItem,
_In_ PVOID FltObject,
_In_ PFLT_GENERIC_WORKITEM_ROUTINE WorkerRoutine,
_In_ WORK_QUEUE_TYPE QueueType,
_In_opt_ PVOID Context);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltLockUserBuffer(
_In_ PFLT_CALLBACK_DATA CallbackData);
NTSTATUS
FLTAPI
FltDecodeParameters(
_In_ PFLT_CALLBACK_DATA CallbackData,
_Outptr_opt_ PMDL **MdlAddressPointer,
_Outptr_opt_result_bytebuffer_(**Length) PVOID **Buffer,
_Outptr_opt_ PULONG *Length,
_Out_opt_ LOCK_OPERATION *DesiredAccess);
PMDL
FASTCALL
FltGetSwappedBufferMdlAddress(
_In_ PFLT_CALLBACK_DATA CallbackData);
VOID
FASTCALL
FltRetainSwappedBufferMdlAddress(
_In_ PFLT_CALLBACK_DATA CallbackData);
NTSTATUS
FLTAPI
FltCbdqInitialize(
_In_ PFLT_INSTANCE Instance,
_Inout_ PFLT_CALLBACK_DATA_QUEUE Cbdq,
_In_ PFLT_CALLBACK_DATA_QUEUE_INSERT_IO CbdqInsertIo,
_In_ PFLT_CALLBACK_DATA_QUEUE_REMOVE_IO CbdqRemoveIo,
_In_ PFLT_CALLBACK_DATA_QUEUE_PEEK_NEXT_IO CbdqPeekNextIo,
_In_ PFLT_CALLBACK_DATA_QUEUE_ACQUIRE CbdqAcquire,
_In_ PFLT_CALLBACK_DATA_QUEUE_RELEASE CbdqRelease,
_In_ PFLT_CALLBACK_DATA_QUEUE_COMPLETE_CANCELED_IO CbdqCompleteCanceledIo);
VOID
FLTAPI
FltCbdqEnable(
_Inout_ PFLT_CALLBACK_DATA_QUEUE Cbdq);
VOID
FLTAPI
FltCbdqDisable(
_Inout_ PFLT_CALLBACK_DATA_QUEUE Cbdq);
_Must_inspect_result_
NTSTATUS
FLTAPI
FltCbdqInsertIo(
_Inout_ PFLT_CALLBACK_DATA_QUEUE Cbdq,
_In_ PFLT_CALLBACK_DATA Cbd,
_In_opt_ PFLT_CALLBACK_DATA_QUEUE_IO_CONTEXT Context,
_In_opt_ PVOID InsertContext);
_Must_inspect_result_
PFLT_CALLBACK_DATA
FLTAPI
FltCbdqRemoveIo(
_Inout_ PFLT_CALLBACK_DATA_QUEUE Cbdq,
_In_ PFLT_CALLBACK_DATA_QUEUE_IO_CONTEXT Context);
_Must_inspect_result_
PFLT_CALLBACK_DATA
FLTAPI
FltCbdqRemoveNextIo(
_Inout_ PFLT_CALLBACK_DATA_QUEUE Cbdq,
_In_opt_ PVOID PeekContext);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltInitializeOplock(
_Out_ POPLOCK Oplock);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltUninitializeOplock(
_In_ POPLOCK Oplock);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
FLT_PREOP_CALLBACK_STATUS
FLTAPI
FltOplockFsctrl(
_In_ POPLOCK Oplock,
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_ ULONG OpenCount);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
FLT_PREOP_CALLBACK_STATUS
FLTAPI
FltCheckOplock(
_In_ POPLOCK Oplock,
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_opt_ PVOID Context,
_In_opt_ PFLTOPLOCK_WAIT_COMPLETE_ROUTINE WaitCompletionRoutine,
_In_opt_ PFLTOPLOCK_PREPOST_CALLBACKDATA_ROUTINE PrePostCallbackDataRoutine);
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltOplockIsFastIoPossible(
_In_ POPLOCK Oplock);
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltCurrentBatchOplock(
_In_ POPLOCK Oplock);
VOID
FLTAPI
FltInitializeFileLock(
_Out_ PFILE_LOCK FileLock);
VOID
FLTAPI
FltUninitializeFileLock(
_In_ PFILE_LOCK FileLock);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
PFILE_LOCK
FLTAPI
FltAllocateFileLock(
_In_opt_ PFLT_COMPLETE_LOCK_CALLBACK_DATA_ROUTINE CompleteLockCallbackDataRoutine,
_In_opt_ PUNLOCK_ROUTINE UnlockRoutine);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltFreeFileLock(
_In_ PFILE_LOCK FileLock);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
FLT_PREOP_CALLBACK_STATUS
FLTAPI
FltProcessFileLock(
_In_ PFILE_LOCK FileLock,
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_opt_ PVOID Context);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltCheckLockForReadAccess(
_In_ PFILE_LOCK FileLock,
_In_ PFLT_CALLBACK_DATA CallbackData);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltCheckLockForWriteAccess(
_In_ PFILE_LOCK FileLock,
_In_ PFLT_CALLBACK_DATA CallbackData);
_Acquires_lock_(_Global_critical_region_)
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltAcquireResourceExclusive(
_Inout_ _Requires_lock_not_held_(*_Curr_) _Acquires_lock_(*_Curr_) PERESOURCE Resource);
_Acquires_lock_(_Global_critical_region_)
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltAcquireResourceShared(
_Inout_ _Requires_lock_not_held_(*_Curr_) _Acquires_lock_(*_Curr_) PERESOURCE Resource);
_Releases_lock_(_Global_critical_region_)
_IRQL_requires_max_(DISPATCH_LEVEL)
VOID
FLTAPI
FltReleaseResource(
_Inout_ _Requires_lock_held_(*_Curr_) _Releases_lock_(*_Curr_) PERESOURCE Resource);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltInitializePushLock(
_Out_ PEX_PUSH_LOCK PushLock);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltDeletePushLock(
_In_ PEX_PUSH_LOCK PushLock);
_Acquires_lock_(_Global_critical_region_)
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltAcquirePushLockExclusive(
_Inout_ _Requires_lock_not_held_(*_Curr_) _Acquires_lock_(*_Curr_) PEX_PUSH_LOCK PushLock);
_Acquires_lock_(_Global_critical_region_)
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltAcquirePushLockShared(
_Inout_ _Requires_lock_not_held_(*_Curr_) _Acquires_lock_(*_Curr_) PEX_PUSH_LOCK PushLock);
_Releases_lock_(_Global_critical_region_)
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltReleasePushLock(
_Inout_ _Requires_lock_held_(*_Curr_) _Releases_lock_(*_Curr_) PEX_PUSH_LOCK PushLock);
BOOLEAN
FLTAPI
FltIsOperationSynchronous(
_In_ PFLT_CALLBACK_DATA CallbackData);
_IRQL_requires_max_(DISPATCH_LEVEL)
BOOLEAN
FLTAPI
FltIs32bitProcess(
_In_opt_ PFLT_CALLBACK_DATA CallbackData);
_IRQL_requires_max_(DISPATCH_LEVEL)
PEPROCESS
FLTAPI
FltGetRequestorProcess(
_In_ PFLT_CALLBACK_DATA CallbackData);
_IRQL_requires_max_(DISPATCH_LEVEL)
ULONG
FLTAPI
FltGetRequestorProcessId(
_In_ PFLT_CALLBACK_DATA CallbackData);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltNotifyFilterChangeDirectory(
_Inout_ PNOTIFY_SYNC NotifySync,
_Inout_ PLIST_ENTRY NotifyList,
_In_ PVOID FsContext,
_In_ PSTRING FullDirectoryName,
_In_ BOOLEAN WatchTree,
_In_ BOOLEAN IgnoreBuffer,
_In_ ULONG CompletionFilter,
_In_ PFLT_CALLBACK_DATA NotifyCallbackData,
_In_opt_ PCHECK_FOR_TRAVERSE_ACCESS TraverseCallback,
_In_opt_ PSECURITY_SUBJECT_CONTEXT SubjectContext,
_In_opt_ PFILTER_REPORT_CHANGE FilterCallback);
PCHAR
FLTAPI
FltGetIrpName(
_In_ UCHAR IrpMajorCode);
#if FLT_MGR_AFTER_XPSP2
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltCreateFileEx(
_In_ PFLT_FILTER Filter,
_In_opt_ PFLT_INSTANCE Instance,
_Out_ PHANDLE FileHandle,
_Outptr_opt_ PFILE_OBJECT *FileObject,
_In_ ACCESS_MASK DesiredAccess,
_In_ POBJECT_ATTRIBUTES ObjectAttributes,
_Out_ PIO_STATUS_BLOCK IoStatusBlock,
_In_opt_ PLARGE_INTEGER AllocationSize,
_In_ ULONG FileAttributes,
_In_ ULONG ShareAccess,
_In_ ULONG CreateDisposition,
_In_ ULONG CreateOptions,
_In_reads_bytes_opt_(EaLength) PVOID EaBuffer,
_In_ ULONG EaLength,
_In_ ULONG Flags);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltOpenVolume(
_In_ PFLT_INSTANCE Instance,
_Out_ PHANDLE VolumeHandle,
_Outptr_opt_ PFILE_OBJECT *VolumeFileObject);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltQueryEaFile(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_Out_writes_bytes_to_(Length,*LengthReturned) PVOID ReturnedEaData,
_In_ ULONG Length,
_In_ BOOLEAN ReturnSingleEntry,
_In_reads_bytes_opt_(EaListLength) PVOID EaList,
_In_ ULONG EaListLength,
_In_opt_ PULONG EaIndex,
_In_ BOOLEAN RestartScan,
_Out_opt_ PULONG LengthReturned);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltSetEaFile(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_In_reads_bytes_(Length) PVOID EaBuffer,
_In_ ULONG Length);
#endif /* FLT_MGR_AFTER_XPSP2 */
#if FLT_MGR_LONGHORN
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltCreateFileEx2(
_In_ PFLT_FILTER Filter,
_In_opt_ PFLT_INSTANCE Instance,
_Out_ PHANDLE FileHandle,
_Outptr_opt_ PFILE_OBJECT *FileObject,
_In_ ACCESS_MASK DesiredAccess,
_In_ POBJECT_ATTRIBUTES ObjectAttributes,
_Out_ PIO_STATUS_BLOCK IoStatusBlock,
_In_opt_ PLARGE_INTEGER AllocationSize,
_In_ ULONG FileAttributes,
_In_ ULONG ShareAccess,
_In_ ULONG CreateDisposition,
_In_ ULONG CreateOptions,
_In_reads_bytes_opt_(EaLength) PVOID EaBuffer,
_In_ ULONG EaLength,
_In_ ULONG Flags,
_In_opt_ PIO_DRIVER_CREATE_CONTEXT DriverContext);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltQueryDirectoryFile(
_In_ PFLT_INSTANCE Instance,
_In_ PFILE_OBJECT FileObject,
_Out_writes_bytes_(Length) PVOID FileInformation,
_In_ ULONG Length,
_In_ FILE_INFORMATION_CLASS FileInformationClass,
_In_ BOOLEAN ReturnSingleEntry,
_In_opt_ PUNICODE_STRING FileName,
_In_ BOOLEAN RestartScan,
_Out_opt_ PULONG LengthReturned);
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltSupportsFileContextsEx(
_In_ PFILE_OBJECT FileObject,
_In_opt_ PFLT_INSTANCE Instance);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltSetTransactionContext(
_In_ PFLT_INSTANCE Instance,
_In_ PKTRANSACTION Transaction,
_In_ FLT_SET_CONTEXT_OPERATION Operation,
_In_ PFLT_CONTEXT NewContext,
_Outptr_opt_ PFLT_CONTEXT *OldContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltDeleteTransactionContext(
_In_ PFLT_INSTANCE Instance,
_In_ PKTRANSACTION Transaction,
_Outptr_opt_ PFLT_CONTEXT *OldContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetTransactionContext(
_In_ PFLT_INSTANCE Instance,
_In_ PKTRANSACTION Transaction,
_Outptr_ PFLT_CONTEXT *Context);
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltIsFltMgrVolumeDeviceObject(
_In_ PDEVICE_OBJECT DeviceObject);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetVolumeInformation(
_In_ PFLT_VOLUME Volume,
_In_ FILTER_VOLUME_INFORMATION_CLASS InformationClass,
_Out_writes_bytes_to_opt_(BufferSize,*BytesReturned) PVOID Buffer,
_In_ ULONG BufferSize,
_Out_ PULONG BytesReturned);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetFileSystemType(
_In_ PVOID FltObject,
_Out_ PFLT_FILESYSTEM_TYPE FileSystemType);
_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltIsVolumeSnapshot(
_In_ PVOID FltObject,
_Out_ PBOOLEAN IsSnapshotVolume);
_Must_inspect_result_
_When_(((CallbackData!=NULL) && FLT_IS_IRP_OPERATION(CallbackData)), _IRQL_requires_max_(PASSIVE_LEVEL))
_When_((!((CallbackData!=NULL) && FLT_IS_IRP_OPERATION(CallbackData))), _IRQL_requires_max_(APC_LEVEL))
NTSTATUS
FLTAPI
FltCancellableWaitForSingleObject(
_In_ PVOID Object,
_In_opt_ PLARGE_INTEGER Timeout,
_In_opt_ PFLT_CALLBACK_DATA CallbackData);
_Must_inspect_result_
_When_(((CallbackData!=NULL) && FLT_IS_IRP_OPERATION(CallbackData)), _IRQL_requires_max_(PASSIVE_LEVEL))
_When_((!((CallbackData!=NULL) && FLT_IS_IRP_OPERATION(CallbackData))), _IRQL_requires_max_(APC_LEVEL))
NTSTATUS
FLTAPI
FltCancellableWaitForMultipleObjects(
_In_ ULONG Count,
_In_reads_(Count) PVOID ObjectArray[],
_In_ WAIT_TYPE WaitType,
_In_opt_ PLARGE_INTEGER Timeout,
_In_opt_ PKWAIT_BLOCK WaitBlockArray,
_In_ PFLT_CALLBACK_DATA CallbackData);
_IRQL_requires_max_(DISPATCH_LEVEL)
HANDLE
FLTAPI
FltGetRequestorProcessIdEx(
_In_ PFLT_CALLBACK_DATA CallbackData);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltEnlistInTransaction(
_In_ PFLT_INSTANCE Instance,
_In_ PKTRANSACTION Transaction,
_In_ PFLT_CONTEXT TransactionContext,
_In_ NOTIFICATION_MASK NotificationMask);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltRollbackEnlistment(
_In_ PFLT_INSTANCE Instance,
_In_ PKTRANSACTION Transaction,
_In_opt_ PFLT_CONTEXT TransactionContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltPrePrepareComplete(
_In_ PFLT_INSTANCE Instance,
_In_ PKTRANSACTION Transaction,
_In_opt_ PFLT_CONTEXT TransactionContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltPrepareComplete(
_In_ PFLT_INSTANCE Instance,
_In_ PKTRANSACTION Transaction,
_In_opt_ PFLT_CONTEXT TransactionContext);
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltCommitComplete(
_In_ PFLT_INSTANCE Instance,
_In_ PKTRANSACTION Transaction,
_In_opt_ PFLT_CONTEXT TransactionContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltCommitFinalizeComplete(
_In_ PFLT_INSTANCE Instance,
_In_ PKTRANSACTION Transaction,
_In_opt_ PFLT_CONTEXT TransactionContext);
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
FLTAPI
FltRollbackComplete(
_In_ PFLT_INSTANCE Instance,
_In_ PKTRANSACTION Transaction,
_In_opt_ PFLT_CONTEXT TransactionContext);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltAllocateExtraCreateParameterList(
_In_ PFLT_FILTER Filter,
_In_ FSRTL_ALLOCATE_ECPLIST_FLAGS Flags,
_Outptr_ PECP_LIST *EcpList);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltAllocateExtraCreateParameter(
_In_ PFLT_FILTER Filter,
_In_ LPCGUID EcpType,
ULONG SizeOfContext,
_In_ FSRTL_ALLOCATE_ECP_FLAGS Flags,
_In_opt_ PFSRTL_EXTRA_CREATE_PARAMETER_CLEANUP_CALLBACK CleanupCallback,
_In_ ULONG PoolTag,
_Outptr_ PVOID *EcpContext);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltInitExtraCreateParameterLookasideList(
_In_ PFLT_FILTER Filter,
_Inout_ PVOID Lookaside,
_In_ FSRTL_ECP_LOOKASIDE_FLAGS Flags,
_In_ SIZE_T Size,
_In_ ULONG Tag);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltDeleteExtraCreateParameterLookasideList(
_In_ PFLT_FILTER Filter,
_Inout_ PVOID Lookaside,
_In_ FSRTL_ECP_LOOKASIDE_FLAGS Flags);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltAllocateExtraCreateParameterFromLookasideList(
_In_ PFLT_FILTER Filter,
_In_ LPCGUID EcpType,
_In_ ULONG SizeOfContext,
_In_ FSRTL_ALLOCATE_ECP_FLAGS Flags,
_In_opt_ PFSRTL_EXTRA_CREATE_PARAMETER_CLEANUP_CALLBACK CleanupCallback,
_Inout_ PVOID LookasideList,
_Outptr_ PVOID *EcpContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltInsertExtraCreateParameter(
_In_ PFLT_FILTER Filter,
_Inout_ PECP_LIST EcpList,
_Inout_ PVOID EcpContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltFindExtraCreateParameter(
_In_ PFLT_FILTER Filter,
_In_ PECP_LIST EcpList,
_In_ LPCGUID EcpType,
_Outptr_opt_ PVOID *EcpContext,
_Out_opt_ ULONG *EcpContextSize);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltRemoveExtraCreateParameter(
_In_ PFLT_FILTER Filter,
_Inout_ PECP_LIST EcpList,
_In_ LPCGUID EcpType,
_Outptr_ PVOID *EcpContext,
_Out_opt_ ULONG *EcpContextSize);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltFreeExtraCreateParameterList(
_In_ PFLT_FILTER Filter,
_In_ PECP_LIST EcpList);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltFreeExtraCreateParameter(
_In_ PFLT_FILTER Filter,
_In_ PVOID EcpContext);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetEcpListFromCallbackData(
_In_ PFLT_FILTER Filter,
_In_ PFLT_CALLBACK_DATA CallbackData,
_Outptr_result_maybenull_ PECP_LIST *EcpList);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltSetEcpListIntoCallbackData(
_In_ PFLT_FILTER Filter,
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_ PECP_LIST EcpList);
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetNextExtraCreateParameter(
_In_ PFLT_FILTER Filter,
_In_ PECP_LIST EcpList,
_In_opt_ PVOID CurrentEcpContext,
_Out_opt_ LPGUID NextEcpType,
_Outptr_opt_ PVOID *NextEcpContext,
_Out_opt_ ULONG *NextEcpContextSize);
_IRQL_requires_max_(APC_LEVEL)
VOID
FLTAPI
FltAcknowledgeEcp(
_In_ PFLT_FILTER Filter,
_In_ PVOID EcpContext);
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltIsEcpAcknowledged(
_In_ PFLT_FILTER Filter,
_In_ PVOID EcpContext);
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltIsEcpFromUserMode(
_In_ PFLT_FILTER Filter,
_In_ PVOID EcpContext);
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltRetrieveIoPriorityInfo(
_In_opt_ PFLT_CALLBACK_DATA Data,
_In_opt_ PFILE_OBJECT FileObject,
_In_opt_ PETHREAD Thread,
_Inout_ PIO_PRIORITY_INFO PriorityInfo);
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltApplyPriorityInfoThread(
_In_ PIO_PRIORITY_INFO InputPriorityInfo,
_Out_opt_ PIO_PRIORITY_INFO OutputPriorityInfo,
_In_ PETHREAD Thread);
_IRQL_requires_max_(DISPATCH_LEVEL)
IO_PRIORITY_HINT
FLTAPI
FltGetIoPriorityHint(
_In_ PFLT_CALLBACK_DATA Data);
_IRQL_requires_max_(DISPATCH_LEVEL)
IO_PRIORITY_HINT
FLTAPI
FltGetIoPriorityHintFromCallbackData(
_In_ PFLT_CALLBACK_DATA Data);
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltSetIoPriorityHintIntoCallbackData(
_In_ PFLT_CALLBACK_DATA Data,
_In_ IO_PRIORITY_HINT PriorityHint);
_IRQL_requires_max_(DISPATCH_LEVEL)
IO_PRIORITY_HINT
FLTAPI
FltGetIoPriorityHintFromFileObject(
_In_ PFILE_OBJECT FileObject);
_Must_inspect_result_
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltSetIoPriorityHintIntoFileObject(
_In_ PFILE_OBJECT FileObject,
_In_ IO_PRIORITY_HINT PriorityHint);
_IRQL_requires_max_(DISPATCH_LEVEL)
IO_PRIORITY_HINT
FLTAPI
FltGetIoPriorityHintFromThread(
_In_ PETHREAD Thread);
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltSetIoPriorityHintIntoThread(
_In_ PETHREAD Thread,
_In_ IO_PRIORITY_HINT PriorityHint);
#endif /* FLT_MGR_LONGHORN */
#if FLT_MGR_WIN7
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltAllocateCallbackDataEx(
_In_ PFLT_INSTANCE Instance,
_In_opt_ PFILE_OBJECT FileObject,
_In_ FLT_ALLOCATE_CALLBACK_DATA_FLAGS Flags,
_Outptr_ PFLT_CALLBACK_DATA *RetNewCallbackData);
_Must_inspect_result_
_IRQL_requires_max_(DPC_LEVEL)
PVOID
FLTAPI
FltGetNewSystemBufferAddress(
_In_ PFLT_CALLBACK_DATA CallbackData);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
FLT_PREOP_CALLBACK_STATUS
FLTAPI
FltCheckOplockEx(
_In_ POPLOCK Oplock,
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_ ULONG Flags,
_In_opt_ PVOID Context,
_In_opt_ PFLTOPLOCK_WAIT_COMPLETE_ROUTINE WaitCompletionRoutine,
_In_opt_ PFLTOPLOCK_PREPOST_CALLBACKDATA_ROUTINE PrePostCallbackDataRoutine);
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltCurrentOplock(
_In_ POPLOCK Oplock);
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltCurrentOplockH(
_In_ POPLOCK Oplock);
_IRQL_requires_max_(APC_LEVEL)
FLT_PREOP_CALLBACK_STATUS
FLTAPI
FltOplockBreakH(
_In_ POPLOCK Oplock,
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_ ULONG Flags,
_In_opt_ PVOID Context,
_In_opt_ PFLTOPLOCK_WAIT_COMPLETE_ROUTINE WaitCompletionRoutine,
_In_opt_ PFLTOPLOCK_PREPOST_CALLBACKDATA_ROUTINE PrePostCallbackDataRoutine);
_IRQL_requires_max_(APC_LEVEL)
FLT_PREOP_CALLBACK_STATUS
FLTAPI
FltOplockBreakToNone(
_In_ POPLOCK Oplock,
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_opt_ PVOID Context,
_In_opt_ PFLTOPLOCK_WAIT_COMPLETE_ROUTINE WaitCompletionRoutine,
_In_opt_ PFLTOPLOCK_PREPOST_CALLBACKDATA_ROUTINE PrePostCallbackDataRoutine);
_IRQL_requires_max_(APC_LEVEL)
FLT_PREOP_CALLBACK_STATUS
FLTAPI
FltOplockBreakToNoneEx(
_In_ POPLOCK Oplock,
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_ ULONG Flags,
_In_opt_ PVOID Context,
_In_opt_ PFLTOPLOCK_WAIT_COMPLETE_ROUTINE WaitCompletionRoutine,
_In_opt_ PFLTOPLOCK_PREPOST_CALLBACKDATA_ROUTINE PrePostCallbackDataRoutine);
_IRQL_requires_max_(APC_LEVEL)
BOOLEAN
FLTAPI
FltOplockIsSharedRequest(
_In_ PFLT_CALLBACK_DATA CallbackData);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
FLT_PREOP_CALLBACK_STATUS
FLTAPI
FltOplockFsctrlEx(
_In_ POPLOCK Oplock,
_In_ PFLT_CALLBACK_DATA CallbackData,
_In_ ULONG OpenCount,
_In_ ULONG Flags);
BOOLEAN
FLTAPI
FltOplockKeysEqual(
_In_opt_ PFILE_OBJECT Fo1,
_In_opt_ PFILE_OBJECT Fo2);
_Must_inspect_result_
_IRQL_requires_max_(APC_LEVEL)
NTSTATUS
FLTAPI
FltGetRequestorSessionId(
_In_ PFLT_CALLBACK_DATA CallbackData,
_Out_ PULONG SessionId);
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltAdjustDeviceStackSizeForIoRedirection(
_In_ PFLT_INSTANCE SourceInstance,
_In_ PFLT_INSTANCE TargetInstance,
_Out_opt_ PBOOLEAN SourceDeviceStackSizeModified);
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltIsIoRedirectionAllowed(
_In_ PFLT_INSTANCE SourceInstance,
_In_ PFLT_INSTANCE TargetInstance,
_Out_ PBOOLEAN RedirectionAllowed);
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
FLTAPI
FltIsIoRedirectionAllowedForOperation(
_In_ PFLT_CALLBACK_DATA Data,
_In_ PFLT_INSTANCE TargetInstance,
_Out_ PBOOLEAN RedirectionAllowedThisIo,
_Out_opt_ PBOOLEAN RedirectionAllowedAllIo);
#endif /* FLT_MGR_WIN7 */
#endif /* FLT_MGR_BASELINE */
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* __FLTKERNEL__ */
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