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reactos/sdk/include/ddk/classpnp.h

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#pragma once
#define _CLASS_
#include <ntdddisk.h>
#include <ntddcdrm.h>
#include <ntddtape.h>
#include <ntddscsi.h>
#include <ntddstor.h>
#include <stdio.h>
#include <scsi.h>
#define max(a,b) (((a) > (b)) ? (a) : (b))
#define min(a,b) (((a) < (b)) ? (a) : (b))
#define SRB_CLASS_FLAGS_LOW_PRIORITY 0x10000000
#define SRB_CLASS_FLAGS_PERSISTANT 0x20000000
#define SRB_CLASS_FLAGS_PAGING 0x40000000
#define SRB_CLASS_FLAGS_FREE_MDL 0x80000000
#define ASSERT_FDO(x) \
ASSERT(((PCOMMON_DEVICE_EXTENSION) (x)->DeviceExtension)->IsFdo)
#define ASSERT_PDO(x) \
ASSERT(!(((PCOMMON_DEVICE_EXTENSION) (x)->DeviceExtension)->IsFdo))
#define IS_CLEANUP_REQUEST(majorFunction) \
((majorFunction == IRP_MJ_CLOSE) || \
(majorFunction == IRP_MJ_CLEANUP) || \
(majorFunction == IRP_MJ_SHUTDOWN))
#define DO_MCD(fdoExtension) \
(((fdoExtension)->MediaChangeDetectionInfo != NULL) && \
((fdoExtension)->MediaChangeDetectionInfo->MediaChangeDetectionDisableCount == 0))
#define IS_SCSIOP_READ(opCode) \
((opCode == SCSIOP_READ6) || \
(opCode == SCSIOP_READ) || \
(opCode == SCSIOP_READ12) || \
(opCode == SCSIOP_READ16))
#define IS_SCSIOP_WRITE(opCode) \
((opCode == SCSIOP_WRITE6) || \
(opCode == SCSIOP_WRITE) || \
(opCode == SCSIOP_WRITE12) || \
(opCode == SCSIOP_WRITE16))
#define IS_SCSIOP_READWRITE(opCode) (IS_SCSIOP_READ(opCode) || IS_SCSIOP_WRITE(opCode))
#define ADJUST_FUA_FLAG(fdoExt) { \
if (TEST_FLAG(fdoExt->DeviceFlags, DEV_WRITE_CACHE) && \
!TEST_FLAG(fdoExt->DeviceFlags, DEV_POWER_PROTECTED) && \
!TEST_FLAG(fdoExt->ScanForSpecialFlags, CLASS_SPECIAL_FUA_NOT_SUPPORTED) ) { \
fdoExt->CdbForceUnitAccess = TRUE; \
} else { \
fdoExt->CdbForceUnitAccess = FALSE; \
} \
}
#define FREE_POOL(_PoolPtr) \
if (_PoolPtr != NULL) { \
ExFreePool(_PoolPtr); \
_PoolPtr = NULL; \
}
#ifdef POOL_TAGGING
#undef ExAllocatePool
#undef ExAllocatePoolWithQuota
#define ExAllocatePool(a,b) ExAllocatePoolWithTag(a,b,'nUcS')
//#define ExAllocatePool(a,b) #assert(0)
#define ExAllocatePoolWithQuota(a,b) ExAllocatePoolWithQuotaTag(a,b,'nUcS')
#endif
#define CLASS_TAG_AUTORUN_DISABLE 'ALcS'
#define CLASS_TAG_FILE_OBJECT_EXTENSION 'FLcS'
#define CLASS_TAG_MEDIA_CHANGE_DETECTION 'MLcS'
#define CLASS_TAG_MOUNT 'mLcS'
#define CLASS_TAG_RELEASE_QUEUE 'qLcS'
#define CLASS_TAG_POWER 'WLcS'
#define CLASS_TAG_WMI 'wLcS'
#define CLASS_TAG_FAILURE_PREDICT 'fLcS'
#define CLASS_TAG_DEVICE_CONTROL 'OIcS'
#define CLASS_TAG_MODE_DATA 'oLcS'
#define CLASS_TAG_MULTIPATH 'mPcS'
#define CLASS_TAG_LOCK_TRACKING 'TLcS'
#define CLASS_TAG_LB_PROVISIONING 'PLcS'
#define CLASS_TAG_MANAGE_DATASET 'MDcS'
#define MAXIMUM_RETRIES 4
#define CLASS_DRIVER_EXTENSION_KEY ((PVOID) ClassInitialize)
#define NO_REMOVE 0
#define REMOVE_PENDING 1
#define REMOVE_COMPLETE 2
#define ClassAcquireRemoveLock(devobj, tag) \
ClassAcquireRemoveLockEx(devobj, tag, __FILE__, __LINE__)
#ifdef TRY
#undef TRY
#endif
#ifdef LEAVE
#undef LEAVE
#endif
#ifdef FINALLY
#undef FINALLY
#endif
#define TRY
#define LEAVE goto __tryLabel;
#define FINALLY __tryLabel:
#if defined DebugPrint
#undef DebugPrint
#endif
#if DBG
#define DebugPrint(x) ClassDebugPrint x
#else
#define DebugPrint(x)
#endif
#define DEBUG_BUFFER_LENGTH 256
#define START_UNIT_TIMEOUT (60 * 4)
#define MEDIA_CHANGE_DEFAULT_TIME 1
#define MEDIA_CHANGE_TIMEOUT_TIME 300
#ifdef ALLOCATE_SRB_FROM_POOL
#define ClasspAllocateSrb(ext) \
ExAllocatePoolWithTag(NonPagedPool, \
sizeof(SCSI_REQUEST_BLOCK), \
'sBRS')
#define ClasspFreeSrb(ext, srb) ExFreePool((srb));
#else /* ALLOCATE_SRB_FROM_POOL */
#define ClasspAllocateSrb(ext) \
ExAllocateFromNPagedLookasideList( \
&((ext)->CommonExtension.SrbLookasideList))
#define ClasspFreeSrb(ext, srb) \
ExFreeToNPagedLookasideList( \
&((ext)->CommonExtension.SrbLookasideList), \
(srb))
#endif /* ALLOCATE_SRB_FROM_POOL */
#define SET_FLAG(Flags, Bit) ((Flags) |= (Bit))
#define CLEAR_FLAG(Flags, Bit) ((Flags) &= ~(Bit))
#define TEST_FLAG(Flags, Bit) (((Flags) & (Bit)) != 0)
#define CLASS_WORKING_SET_MAXIMUM 2048
#define CLASS_INTERPRET_SENSE_INFO2_MAXIMUM_HISTORY_COUNT 30000
#define CLASS_SPECIAL_DISABLE_SPIN_DOWN 0x00000001
#define CLASS_SPECIAL_DISABLE_SPIN_UP 0x00000002
#define CLASS_SPECIAL_NO_QUEUE_LOCK 0x00000008
#define CLASS_SPECIAL_DISABLE_WRITE_CACHE 0x00000010
#define CLASS_SPECIAL_CAUSE_NOT_REPORTABLE_HACK 0x00000020
#if ((NTDDI_VERSION == NTDDI_WIN2KSP3) || (OSVER(NTDDI_VERSION) == NTDDI_WINXP))
#define CLASS_SPECIAL_DISABLE_WRITE_CACHE_NOT_SUPPORTED 0x00000040
#endif
#define CLASS_SPECIAL_MODIFY_CACHE_UNSUCCESSFUL 0x00000040
#define CLASS_SPECIAL_FUA_NOT_SUPPORTED 0x00000080
#define CLASS_SPECIAL_VALID_MASK 0x000000FB
#define CLASS_SPECIAL_RESERVED (~CLASS_SPECIAL_VALID_MASK)
#define DEV_WRITE_CACHE 0x00000001
#define DEV_USE_SCSI1 0x00000002
#define DEV_SAFE_START_UNIT 0x00000004
#define DEV_NO_12BYTE_CDB 0x00000008
#define DEV_POWER_PROTECTED 0x00000010
#define DEV_USE_16BYTE_CDB 0x00000020
#define GUID_CLASSPNP_QUERY_REGINFOEX {0x00e34b11, 0x2444, 0x4745, {0xa5, 0x3d, 0x62, 0x01, 0x00, 0xcd, 0x82, 0xf7}}
#define GUID_CLASSPNP_SENSEINFO2 {0x509a8c5f, 0x71d7, 0x48f6, {0x82, 0x1e, 0x17, 0x3c, 0x49, 0xbf, 0x2f, 0x18}}
#define GUID_CLASSPNP_WORKING_SET {0x105701b0, 0x9e9b, 0x47cb, {0x97, 0x80, 0x81, 0x19, 0x8a, 0xf7, 0xb5, 0x24}}
#define GUID_CLASSPNP_SRB_SUPPORT {0x0a483941, 0xbdfd, 0x4f7b, {0xbe, 0x95, 0xce, 0xe2, 0xa2, 0x16, 0x09, 0x0c}}
#define DEFAULT_FAILURE_PREDICTION_PERIOD 60 * 60 * 1
#define MAXIMUM_RETRY_FOR_SINGLE_IO_IN_100NS_UNITS (0x3b9aca00)
static inline ULONG CountOfSetBitsUChar(UCHAR _X)
{ ULONG i = 0; while (_X) { _X &= _X - 1; i++; } return i; }
static inline ULONG CountOfSetBitsULong(ULONG _X)
{ ULONG i = 0; while (_X) { _X &= _X - 1; i++; } return i; }
static inline ULONG CountOfSetBitsULong32(ULONG32 _X)
{ ULONG i = 0; while (_X) { _X &= _X - 1; i++; } return i; }
static inline ULONG CountOfSetBitsULong64(ULONG64 _X)
{ ULONG i = 0; while (_X) { _X &= _X - 1; i++; } return i; }
static inline ULONG CountOfSetBitsUlongPtr(ULONG_PTR _X)
{ ULONG i = 0; while (_X) { _X &= _X - 1; i++; } return i; }
typedef enum _MEDIA_CHANGE_DETECTION_STATE {
MediaUnknown,
MediaPresent,
MediaNotPresent,
MediaUnavailable
} MEDIA_CHANGE_DETECTION_STATE, *PMEDIA_CHANGE_DETECTION_STATE;
typedef enum _CLASS_DEBUG_LEVEL {
ClassDebugError = 0,
ClassDebugWarning = 1,
ClassDebugTrace = 2,
ClassDebugInfo = 3,
ClassDebugMediaLocks = 8,
ClassDebugMCN = 9,
ClassDebugDelayedRetry = 10,
ClassDebugSenseInfo = 11,
ClassDebugRemoveLock = 12,
ClassDebugExternal4 = 13,
ClassDebugExternal3 = 14,
ClassDebugExternal2 = 15,
ClassDebugExternal1 = 16
} CLASS_DEBUG_LEVEL, *PCLASS_DEBUG_LEVEL;
typedef enum {
EventGeneration,
DataBlockCollection
} CLASSENABLEDISABLEFUNCTION;
typedef enum {
FailurePredictionNone = 0,
FailurePredictionIoctl,
FailurePredictionSmart,
FailurePredictionSense
} FAILURE_PREDICTION_METHOD, *PFAILURE_PREDICTION_METHOD;
typedef enum {
PowerDownDeviceInitial,
PowerDownDeviceLocked,
PowerDownDeviceStopped,
PowerDownDeviceOff,
PowerDownDeviceUnlocked
} CLASS_POWER_DOWN_STATE;
typedef enum {
PowerDownDeviceInitial2,
PowerDownDeviceLocked2,
PowerDownDeviceFlushed2,
PowerDownDeviceStopped2,
PowerDownDeviceOff2,
PowerDownDeviceUnlocked2
} CLASS_POWER_DOWN_STATE2;
typedef enum {
PowerDownDeviceInitial3 = 0,
PowerDownDeviceLocked3,
PowerDownDeviceQuiesced3,
PowerDownDeviceFlushed3,
PowerDownDeviceStopped3,
PowerDownDeviceOff3,
PowerDownDeviceUnlocked3
} CLASS_POWER_DOWN_STATE3;
typedef enum {
PowerUpDeviceInitial,
PowerUpDeviceLocked,
PowerUpDeviceOn,
PowerUpDeviceStarted,
PowerUpDeviceUnlocked
} CLASS_POWER_UP_STATE;
struct _CLASS_INIT_DATA;
typedef struct _CLASS_INIT_DATA CLASS_INIT_DATA, *PCLASS_INIT_DATA;
struct _CLASS_PRIVATE_FDO_DATA;
typedef struct _CLASS_PRIVATE_FDO_DATA CLASS_PRIVATE_FDO_DATA, *PCLASS_PRIVATE_FDO_DATA;
struct _CLASS_PRIVATE_PDO_DATA;
typedef struct _CLASS_PRIVATE_PDO_DATA CLASS_PRIVATE_PDO_DATA, *PCLASS_PRIVATE_PDO_DATA;
struct _CLASS_PRIVATE_COMMON_DATA;
typedef struct _CLASS_PRIVATE_COMMON_DATA CLASS_PRIVATE_COMMON_DATA, *PCLASS_PRIVATE_COMMON_DATA;
struct _MEDIA_CHANGE_DETECTION_INFO;
typedef struct _MEDIA_CHANGE_DETECTION_INFO MEDIA_CHANGE_DETECTION_INFO, *PMEDIA_CHANGE_DETECTION_INFO;
struct _DICTIONARY_HEADER;
typedef struct _DICTIONARY_HEADER DICTIONARY_HEADER, *PDICTIONARY_HEADER;
typedef struct _DICTIONARY {
ULONGLONG Signature;
struct _DICTIONARY_HEADER* List;
KSPIN_LOCK SpinLock;
} DICTIONARY, *PDICTIONARY;
typedef struct _CLASSPNP_SCAN_FOR_SPECIAL_INFO {
PCHAR VendorId;
PCHAR ProductId;
PCHAR ProductRevision;
ULONG_PTR Data;
} CLASSPNP_SCAN_FOR_SPECIAL_INFO, *PCLASSPNP_SCAN_FOR_SPECIAL_INFO;
_IRQL_requires_max_(DISPATCH_LEVEL)
typedef VOID
(NTAPI *PCLASS_ERROR)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PSCSI_REQUEST_BLOCK Srb,
_Out_ NTSTATUS *Status,
_Inout_ BOOLEAN *Retry);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_ADD_DEVICE)(
_In_ PDRIVER_OBJECT DriverObject,
_In_ PDEVICE_OBJECT Pdo);
typedef NTSTATUS
(NTAPI *PCLASS_POWER_DEVICE)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_START_DEVICE)(
_In_ PDEVICE_OBJECT DeviceObject);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_STOP_DEVICE)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ UCHAR Type);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_INIT_DEVICE)(
_In_ PDEVICE_OBJECT DeviceObject);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_ENUM_DEVICE)(
_In_ PDEVICE_OBJECT DeviceObject);
_IRQL_requires_max_(DISPATCH_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_READ_WRITE)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp);
_IRQL_requires_max_(DISPATCH_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_DEVICE_CONTROL)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp);
_IRQL_requires_max_(DISPATCH_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_SHUTDOWN_FLUSH)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_CREATE_CLOSE)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_QUERY_ID)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ BUS_QUERY_ID_TYPE IdType,
_In_ PUNICODE_STRING IdString);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_REMOVE_DEVICE)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ UCHAR Type);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef VOID
(NTAPI *PCLASS_UNLOAD)(
_In_ PDRIVER_OBJECT DriverObject);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_QUERY_PNP_CAPABILITIES)(
_In_ PDEVICE_OBJECT PhysicalDeviceObject,
_In_ PDEVICE_CAPABILITIES Capabilities);
_IRQL_requires_(DISPATCH_LEVEL)
typedef VOID
(NTAPI *PCLASS_TICK)(
_In_ PDEVICE_OBJECT DeviceObject);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_QUERY_WMI_REGINFO_EX)(
_In_ PDEVICE_OBJECT DeviceObject,
_Out_ ULONG *RegFlags,
_Out_ PUNICODE_STRING Name,
_Out_ PUNICODE_STRING MofResourceName);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_QUERY_WMI_REGINFO)(
_In_ PDEVICE_OBJECT DeviceObject,
_Out_ ULONG *RegFlags,
_Out_ PUNICODE_STRING Name);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_QUERY_WMI_DATABLOCK)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp,
_In_ ULONG GuidIndex,
_In_ ULONG BufferAvail,
_Out_writes_bytes_(BufferAvail) PUCHAR Buffer);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_SET_WMI_DATABLOCK)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp,
_In_ ULONG GuidIndex,
_In_ ULONG BufferSize,
_In_reads_bytes_(BufferSize) PUCHAR Buffer);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_SET_WMI_DATAITEM)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp,
_In_ ULONG GuidIndex,
_In_ ULONG DataItemId,
_In_ ULONG BufferSize,
_In_reads_bytes_(BufferSize) PUCHAR Buffer);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_EXECUTE_WMI_METHOD)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp,
_In_ ULONG GuidIndex,
_In_ ULONG MethodId,
_In_ ULONG InBufferSize,
_In_ ULONG OutBufferSize,
_In_reads_(_Inexpressible_(max(InBufferSize, OutBufferSize))) PUCHAR Buffer);
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef NTSTATUS
(NTAPI *PCLASS_WMI_FUNCTION_CONTROL)(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp,
_In_ ULONG GuidIndex,
_In_ CLASSENABLEDISABLEFUNCTION Function,
_In_ BOOLEAN Enable);
typedef struct _SRB_HISTORY_ITEM {
LARGE_INTEGER TickCountSent;
LARGE_INTEGER TickCountCompleted;
ULONG MillisecondsDelayOnRetry;
SENSE_DATA NormalizedSenseData;
UCHAR SrbStatus;
UCHAR ClassDriverUse;
} SRB_HISTORY_ITEM, *PSRB_HISTORY_ITEM;
typedef struct _SRB_HISTORY {
ULONG_PTR ClassDriverUse[4];
_Field_range_(1,30000) ULONG TotalHistoryCount;
_Field_range_(0,TotalHistoryCount) ULONG UsedHistoryCount;
_Field_size_part_(TotalHistoryCount, UsedHistoryCount) SRB_HISTORY_ITEM History[1];
} SRB_HISTORY, *PSRB_HISTORY;
_IRQL_requires_max_(DISPATCH_LEVEL)
typedef BOOLEAN
(NTAPI *PCLASS_INTERPRET_SENSE_INFO)(
_In_ PDEVICE_OBJECT Fdo,
_In_opt_ PIRP OriginalRequest,
_In_ PSCSI_REQUEST_BLOCK Srb,
_In_ UCHAR MajorFunctionCode,
_In_ ULONG IoDeviceCode,
_In_ ULONG PreviousRetryCount,
_In_opt_ SRB_HISTORY *RequestHistory,
_Out_ NTSTATUS *Status,
_Out_ _Deref_out_range_(0,MAXIMUM_RETRY_FOR_SINGLE_IO_IN_100NS_UNITS)
LONGLONG *RetryIn100nsUnits);
_IRQL_requires_max_(DISPATCH_LEVEL)
_At_(RequestHistory->UsedHistoryCount, _Pre_equal_to_(RequestHistory->TotalHistoryCount)
_Out_range_(0, RequestHistory->TotalHistoryCount - 1))
typedef VOID
(NTAPI *PCLASS_COMPRESS_RETRY_HISTORY_DATA)(
_In_ PDEVICE_OBJECT DeviceObject,
_Inout_ PSRB_HISTORY RequestHistory);
typedef struct {
GUID Guid;
ULONG InstanceCount;
ULONG Flags;
} GUIDREGINFO, *PGUIDREGINFO;
typedef struct _CLASS_WMI_INFO {
ULONG GuidCount;
PGUIDREGINFO GuidRegInfo;
PCLASS_QUERY_WMI_REGINFO ClassQueryWmiRegInfo;
PCLASS_QUERY_WMI_DATABLOCK ClassQueryWmiDataBlock;
PCLASS_SET_WMI_DATABLOCK ClassSetWmiDataBlock;
PCLASS_SET_WMI_DATAITEM ClassSetWmiDataItem;
PCLASS_EXECUTE_WMI_METHOD ClassExecuteWmiMethod;
PCLASS_WMI_FUNCTION_CONTROL ClassWmiFunctionControl;
} CLASS_WMI_INFO, *PCLASS_WMI_INFO;
typedef struct _CLASS_DEV_INFO {
ULONG DeviceExtensionSize;
DEVICE_TYPE DeviceType;
UCHAR StackSize;
ULONG DeviceCharacteristics;
PCLASS_ERROR ClassError;
PCLASS_READ_WRITE ClassReadWriteVerification;
PCLASS_DEVICE_CONTROL ClassDeviceControl;
PCLASS_SHUTDOWN_FLUSH ClassShutdownFlush;
PCLASS_CREATE_CLOSE ClassCreateClose;
PCLASS_INIT_DEVICE ClassInitDevice;
PCLASS_START_DEVICE ClassStartDevice;
PCLASS_POWER_DEVICE ClassPowerDevice;
PCLASS_STOP_DEVICE ClassStopDevice;
PCLASS_REMOVE_DEVICE ClassRemoveDevice;
PCLASS_QUERY_PNP_CAPABILITIES ClassQueryPnpCapabilities;
CLASS_WMI_INFO ClassWmiInfo;
} CLASS_DEV_INFO, *PCLASS_DEV_INFO;
struct _CLASS_INIT_DATA {
ULONG InitializationDataSize;
CLASS_DEV_INFO FdoData;
CLASS_DEV_INFO PdoData;
PCLASS_ADD_DEVICE ClassAddDevice;
PCLASS_ENUM_DEVICE ClassEnumerateDevice;
PCLASS_QUERY_ID ClassQueryId;
PDRIVER_STARTIO ClassStartIo;
PCLASS_UNLOAD ClassUnload;
PCLASS_TICK ClassTick;
};
typedef struct _FILE_OBJECT_EXTENSION {
PFILE_OBJECT FileObject;
PDEVICE_OBJECT DeviceObject;
ULONG LockCount;
ULONG McnDisableCount;
} FILE_OBJECT_EXTENSION, *PFILE_OBJECT_EXTENSION;
typedef struct _CLASS_WORKING_SET {
_Field_range_(sizeof(CLASS_WORKING_SET),sizeof(CLASS_WORKING_SET)) ULONG Size;
_Field_range_(0,2048) ULONG XferPacketsWorkingSetMaximum;
_Field_range_(0,2048) ULONG XferPacketsWorkingSetMinimum;
} CLASS_WORKING_SET, *PCLASS_WORKING_SET;
typedef struct _CLASS_INTERPRET_SENSE_INFO2 {
_Field_range_(sizeof(CLASS_INTERPRET_SENSE_INFO),sizeof(CLASS_INTERPRET_SENSE_INFO))
ULONG Size;
_Field_range_(1,30000) ULONG HistoryCount;
__callback PCLASS_COMPRESS_RETRY_HISTORY_DATA Compress;
__callback PCLASS_INTERPRET_SENSE_INFO Interpret;
} CLASS_INTERPRET_SENSE_INFO2, *PCLASS_INTERPRET_SENSE_INFO2;
C_ASSERT((MAXULONG - sizeof(SRB_HISTORY)) / 30000 >= sizeof(SRB_HISTORY_ITEM));
// for SrbSupport
#define CLASS_SRB_SCSI_REQUEST_BLOCK 0x1
#define CLASS_SRB_STORAGE_REQUEST_BLOCK 0x2
typedef struct _CLASS_DRIVER_EXTENSION {
UNICODE_STRING RegistryPath;
CLASS_INIT_DATA InitData;
ULONG DeviceCount;
#if (NTDDI_VERSION >= NTDDI_WINXP)
PCLASS_QUERY_WMI_REGINFO_EX ClassFdoQueryWmiRegInfoEx;
PCLASS_QUERY_WMI_REGINFO_EX ClassPdoQueryWmiRegInfoEx;
#endif
#if (NTDDI_VERSION >= NTDDI_VISTA)
REGHANDLE EtwHandle;
PDRIVER_DISPATCH DeviceMajorFunctionTable[IRP_MJ_MAXIMUM_FUNCTION + 1];
PDRIVER_DISPATCH MpDeviceMajorFunctionTable[IRP_MJ_MAXIMUM_FUNCTION + 1];
PCLASS_INTERPRET_SENSE_INFO2 InterpretSenseInfo;
PCLASS_WORKING_SET WorkingSet;
#endif
#if (NTDDI_VERSION >= NTDDI_WIN8)
ULONG SrbSupport;
#endif
} CLASS_DRIVER_EXTENSION, *PCLASS_DRIVER_EXTENSION;
typedef struct _COMMON_DEVICE_EXTENSION {
ULONG Version;
PDEVICE_OBJECT DeviceObject;
PDEVICE_OBJECT LowerDeviceObject;
struct _FUNCTIONAL_DEVICE_EXTENSION *PartitionZeroExtension;
PCLASS_DRIVER_EXTENSION DriverExtension;
LONG RemoveLock;
KEVENT RemoveEvent;
KSPIN_LOCK RemoveTrackingSpinlock;
PVOID RemoveTrackingList;
LONG RemoveTrackingUntrackedCount;
PVOID DriverData;
_ANONYMOUS_STRUCT struct {
BOOLEAN IsFdo:1;
BOOLEAN IsInitialized:1;
BOOLEAN IsSrbLookasideListInitialized:1;
} DUMMYSTRUCTNAME;
UCHAR PreviousState;
UCHAR CurrentState;
ULONG IsRemoved;
UNICODE_STRING DeviceName;
struct _PHYSICAL_DEVICE_EXTENSION *ChildList;
ULONG PartitionNumber;
LARGE_INTEGER PartitionLength;
LARGE_INTEGER StartingOffset;
PCLASS_DEV_INFO DevInfo;
ULONG PagingPathCount;
ULONG DumpPathCount;
ULONG HibernationPathCount;
KEVENT PathCountEvent;
#ifndef ALLOCATE_SRB_FROM_POOL
NPAGED_LOOKASIDE_LIST SrbLookasideList;
#endif
UNICODE_STRING MountedDeviceInterfaceName;
ULONG GuidCount;
PGUIDREGINFO GuidRegInfo;
DICTIONARY FileObjectDictionary;
#if (NTDDI_VERSION >= NTDDI_WINXP)
PCLASS_PRIVATE_COMMON_DATA PrivateCommonData;
#else
ULONG_PTR Reserved1;
#endif
#if (NTDDI_VERSION >= NTDDI_VISTA)
PDRIVER_DISPATCH *DispatchTable;
#else
ULONG_PTR Reserved2;
#endif
ULONG_PTR Reserved3;
ULONG_PTR Reserved4;
} COMMON_DEVICE_EXTENSION, *PCOMMON_DEVICE_EXTENSION;
typedef struct _PHYSICAL_DEVICE_EXTENSION {
_ANONYMOUS_UNION union {
_ANONYMOUS_STRUCT struct {
ULONG Version;
PDEVICE_OBJECT DeviceObject;
} DUMMYSTRUCTNAME;
COMMON_DEVICE_EXTENSION CommonExtension;
} DUMMYUNIONNAME;
BOOLEAN IsMissing;
BOOLEAN IsEnumerated;
#if (NTDDI_VERSION >= NTDDI_WINXP)
PCLASS_PRIVATE_PDO_DATA PrivatePdoData;
#else
ULONG_PTR Reserved1;
#endif
ULONG_PTR Reserved2;
ULONG_PTR Reserved3;
ULONG_PTR Reserved4;
} PHYSICAL_DEVICE_EXTENSION, *PPHYSICAL_DEVICE_EXTENSION;
typedef struct _CLASS_POWER_OPTIONS {
ULONG PowerDown:1;
ULONG LockQueue:1;
ULONG HandleSpinDown:1;
ULONG HandleSpinUp:1;
ULONG Reserved:27;
} CLASS_POWER_OPTIONS, *PCLASS_POWER_OPTIONS;
typedef struct _CLASS_POWER_CONTEXT {
union {
CLASS_POWER_DOWN_STATE PowerDown;
CLASS_POWER_DOWN_STATE2 PowerDown2;
CLASS_POWER_DOWN_STATE3 PowerDown3;
CLASS_POWER_UP_STATE PowerUp;
} PowerChangeState;
CLASS_POWER_OPTIONS Options;
BOOLEAN InUse;
BOOLEAN QueueLocked;
NTSTATUS FinalStatus;
ULONG RetryCount;
ULONG RetryInterval;
PIO_COMPLETION_ROUTINE CompletionRoutine;
PDEVICE_OBJECT DeviceObject;
PIRP Irp;
SCSI_REQUEST_BLOCK Srb;
} CLASS_POWER_CONTEXT, *PCLASS_POWER_CONTEXT;
#if (NTDDI_VERSION >= NTDDI_WIN8)
#define CLASS_SRBEX_SCSI_CDB16_BUFFER_SIZE (sizeof(STORAGE_REQUEST_BLOCK) + sizeof(STOR_ADDR_BTL8) + sizeof(SRBEX_DATA_SCSI_CDB16))
#define CLASS_SRBEX_NO_SRBEX_DATA_BUFFER_SIZE (sizeof(STORAGE_REQUEST_BLOCK) + sizeof(STOR_ADDR_BTL8))
#endif
typedef struct _COMPLETION_CONTEXT {
PDEVICE_OBJECT DeviceObject;
#if (NTDDI_VERSION >= NTDDI_WIN8)
union
{
SCSI_REQUEST_BLOCK Srb;
STORAGE_REQUEST_BLOCK SrbEx;
UCHAR SrbExBuffer[CLASS_SRBEX_SCSI_CDB16_BUFFER_SIZE];
} Srb;
#else
SCSI_REQUEST_BLOCK Srb;
#endif
} COMPLETION_CONTEXT, *PCOMPLETION_CONTEXT;
_IRQL_requires_max_(PASSIVE_LEVEL)
_Must_inspect_result_
SCSIPORT_API
ULONG
NTAPI
ClassInitialize(
_In_ PVOID Argument1,
_In_ PVOID Argument2,
_In_ PCLASS_INIT_DATA InitializationData);
typedef struct _CLASS_QUERY_WMI_REGINFO_EX_LIST {
ULONG Size;
__callback PCLASS_QUERY_WMI_REGINFO_EX ClassFdoQueryWmiRegInfoEx;
__callback PCLASS_QUERY_WMI_REGINFO_EX ClassPdoQueryWmiRegInfoEx;
} CLASS_QUERY_WMI_REGINFO_EX_LIST, *PCLASS_QUERY_WMI_REGINFO_EX_LIST;
typedef enum
{
SupportUnknown = 0,
Supported,
NotSupported
} CLASS_FUNCTION_SUPPORT;
typedef struct _CLASS_VPD_B1_DATA
{
NTSTATUS CommandStatus;
USHORT MediumRotationRate;
UCHAR NominalFormFactor;
UCHAR Zoned;
ULONG MediumProductType;
ULONG DepopulationTime;
} CLASS_VPD_B1_DATA, *PCLASS_VPD_B1_DATA;
typedef struct _CLASS_VPD_B0_DATA
{
NTSTATUS CommandStatus;
ULONG MaxUnmapLbaCount;
ULONG MaxUnmapBlockDescrCount;
ULONG OptimalUnmapGranularity;
ULONG UnmapGranularityAlignment;
BOOLEAN UGAVALID;
UCHAR Reserved0;
USHORT OptimalTransferLengthGranularity;
ULONG MaximumTransferLength;
ULONG OptimalTransferLength;
} CLASS_VPD_B0_DATA, *PCLASS_VPD_B0_DATA;
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4214)
#endif
typedef struct _CLASS_VPD_B2_DATA
{
NTSTATUS CommandStatus;
UCHAR ThresholdExponent;
UCHAR DP:1;
UCHAR ANC_SUP:1;
UCHAR Reserved0:2;
UCHAR LBPRZ:1;
UCHAR LBPWS10:1;
UCHAR LBPWS:1;
UCHAR LBPU:1;
UCHAR ProvisioningType:3;
UCHAR Reserved1:5;
ULONG SoftThresholdEventPending;
} CLASS_VPD_B2_DATA, *PCLASS_VPD_B2_DATA;
#ifdef _MSC_VER
#pragma warning(pop)
#endif
typedef struct _CLASS_READ_CAPACITY16_DATA
{
NTSTATUS CommandStatus;
ULONG BytesPerLogicalSector;
ULONG BytesPerPhysicalSector;
ULONG BytesOffsetForSectorAlignment;
BOOLEAN LBProvisioningEnabled;
BOOLEAN LBProvisioningReadZeros;
UCHAR Reserved0[2];
ULONG Reserved1;
} CLASS_READ_CAPACITY16_DATA, *PCLASS_READ_CAPACITY16_DATA;
typedef struct _CLASS_VPD_ECOP_BLOCK_DEVICE_ROD_LIMITS
{
NTSTATUS CommandStatus;
USHORT MaximumRangeDescriptors;
UCHAR Restricted;
UCHAR Reserved;
ULONG MaximumInactivityTimer;
ULONG DefaultInactivityTimer;
ULONGLONG MaximumTokenTransferSize;
ULONGLONG OptimalTransferCount;
} CLASS_VPD_ECOP_BLOCK_DEVICE_ROD_LIMITS, *PCLASS_VPD_ECOP_BLOCK_DEVICE_ROD_LIMITS;
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4214)
#endif
typedef struct _CLASS_FUNCTION_SUPPORT_INFO
{
KSPIN_LOCK SyncLock;
ULONG GenerationCount;
volatile ULONG ChangeRequestCount;
struct
{
ULONG BlockLimits:1;
ULONG BlockDeviceCharacteristics:1;
ULONG LBProvisioning:1;
ULONG BlockDeviceRODLimits:1;
ULONG ZonedBlockDeviceCharacteristics:1;
ULONG Reserved:22;
ULONG DeviceType:5;
} ValidInquiryPages;
struct
{
CLASS_FUNCTION_SUPPORT SeekPenaltyProperty;
CLASS_FUNCTION_SUPPORT AccessAlignmentProperty;
CLASS_FUNCTION_SUPPORT TrimProperty;
CLASS_FUNCTION_SUPPORT TrimProcess;
} LowerLayerSupport;
BOOLEAN RegAccessAlignmentQueryNotSupported;
BOOLEAN AsynchronousNotificationSupported;
#if (NTDDI_VERSION >= NTDDI_WIN10_RS2)
BOOLEAN UseModeSense10;
UCHAR Reserved;
#else
UCHAR Reserved[2];
#endif
CLASS_VPD_B0_DATA BlockLimitsData;
CLASS_VPD_B1_DATA DeviceCharacteristicsData;
CLASS_VPD_B2_DATA LBProvisioningData;
CLASS_READ_CAPACITY16_DATA ReadCapacity16Data;
CLASS_VPD_ECOP_BLOCK_DEVICE_ROD_LIMITS BlockDeviceRODLimitsData;
struct
{
ULONG D3ColdSupported:1;
ULONG DeviceWakeable:1;
ULONG IdlePowerEnabled:1;
ULONG D3IdleTimeoutOverridden:1;
ULONG NoVerifyDuringIdlePower:1;
ULONG Reserved2:27;
ULONG D3IdleTimeout;
} IdlePower;
#if (NTDDI_VERSION >= NTDDI_WINTHRESHOLD)
CLASS_FUNCTION_SUPPORT HwFirmwareGetInfoSupport;
PSTORAGE_HW_FIRMWARE_INFO HwFirmwareInfo;
#endif
} CLASS_FUNCTION_SUPPORT_INFO, *PCLASS_FUNCTION_SUPPORT_INFO;
#ifdef _MSC_VER
#pragma warning(pop)
#endif
typedef struct _FUNCTIONAL_DEVICE_EXTENSION {
_ANONYMOUS_UNION union {
_ANONYMOUS_STRUCT struct {
ULONG Version;
PDEVICE_OBJECT DeviceObject;
} DUMMYSTRUCTNAME;
COMMON_DEVICE_EXTENSION CommonExtension;
} DUMMYUNIONNAME;
PDEVICE_OBJECT LowerPdo;
PSTORAGE_DEVICE_DESCRIPTOR DeviceDescriptor;
PSTORAGE_ADAPTER_DESCRIPTOR AdapterDescriptor;
DEVICE_POWER_STATE DevicePowerState;
ULONG DMByteSkew;
ULONG DMSkew;
BOOLEAN DMActive;
#if (NTDDI_VERSION >= NTDDI_WIN8)
UCHAR SenseDataLength;
#else
UCHAR Reserved;
#endif
UCHAR Reserved0[2];
DISK_GEOMETRY DiskGeometry;
PSENSE_DATA SenseData;
ULONG TimeOutValue;
ULONG DeviceNumber;
ULONG SrbFlags;
ULONG ErrorCount;
LONG LockCount;
LONG ProtectedLockCount;
LONG InternalLockCount;
KEVENT EjectSynchronizationEvent;
USHORT DeviceFlags;
UCHAR SectorShift;
#if (NTDDI_VERSION >= NTDDI_VISTA)
UCHAR CdbForceUnitAccess;
#else
UCHAR ReservedByte;
#endif
PMEDIA_CHANGE_DETECTION_INFO MediaChangeDetectionInfo;
PKEVENT Unused1;
HANDLE Unused2;
FILE_OBJECT_EXTENSION KernelModeMcnContext;
ULONG MediaChangeCount;
HANDLE DeviceDirectory;
KSPIN_LOCK ReleaseQueueSpinLock;
PIRP ReleaseQueueIrp;
SCSI_REQUEST_BLOCK ReleaseQueueSrb;
BOOLEAN ReleaseQueueNeeded;
BOOLEAN ReleaseQueueInProgress;
BOOLEAN ReleaseQueueIrpFromPool;
BOOLEAN FailurePredicted;
ULONG FailureReason;
struct _FAILURE_PREDICTION_INFO* FailurePredictionInfo;
BOOLEAN PowerDownInProgress;
ULONG EnumerationInterlock;
KEVENT ChildLock;
PKTHREAD ChildLockOwner;
ULONG ChildLockAcquisitionCount;
ULONG ScanForSpecialFlags;
KDPC PowerRetryDpc;
KTIMER PowerRetryTimer;
CLASS_POWER_CONTEXT PowerContext;
#if (NTDDI_VERSION <= NTDDI_WIN2K)
#if (SPVER(NTDDI_VERSION) < 2))
ULONG_PTR Reserved1;
ULONG_PTR Reserved2;
ULONG_PTR Reserved3;
ULONG_PTR Reserved4;
#else
ULONG CompletionSuccessCount;
ULONG SavedSrbFlags;
ULONG SavedErrorCount;
ULONG_PTR Reserved1;
#endif /* (SPVER(NTDDI_VERSION) < 2) */
#else /* (NTDDI_VERSION <= NTDDI_WIN2K) */
PCLASS_PRIVATE_FDO_DATA PrivateFdoData;
#if (NTDDI_VERSION >= NTDDI_WIN8)
PCLASS_FUNCTION_SUPPORT_INFO FunctionSupportInfo;
PSTORAGE_MINIPORT_DESCRIPTOR MiniportDescriptor;
#else
ULONG_PTR Reserved2;
ULONG_PTR Reserved3;
#endif
#if (NTDDI_VERSION >= NTDDI_WINTHRESHOLD)
PADDITIONAL_FDO_DATA AdditionalFdoData;
#else
ULONG_PTR Reserved4;
#endif
#endif /* (NTDDI_VERSION <= NTDDI_WIN2K) */
} FUNCTIONAL_DEVICE_EXTENSION, *PFUNCTIONAL_DEVICE_EXTENSION;
_IRQL_requires_max_(PASSIVE_LEVEL)
_Must_inspect_result_
SCSIPORT_API
ULONG
NTAPI
ClassInitializeEx(
_In_ PDRIVER_OBJECT DriverObject,
_In_ LPGUID Guid,
_In_ PVOID Data);
_IRQL_requires_max_(PASSIVE_LEVEL)
_Must_inspect_result_
_Post_satisfies_(return <= 0)
SCSIPORT_API
NTSTATUS
NTAPI
ClassCreateDeviceObject(
_In_ PDRIVER_OBJECT DriverObject,
_In_z_ PCCHAR ObjectNameBuffer,
_In_ PDEVICE_OBJECT LowerDeviceObject,
_In_ BOOLEAN IsFdo,
_Outptr_result_nullonfailure_ _At_(*DeviceObject, __drv_allocatesMem(Mem) __drv_aliasesMem)
PDEVICE_OBJECT *DeviceObject);
_Must_inspect_result_
SCSIPORT_API
NTSTATUS
NTAPI
ClassReadDriveCapacity(
_In_ PDEVICE_OBJECT DeviceObject);
SCSIPORT_API
VOID
NTAPI
ClassReleaseQueue(
_In_ PDEVICE_OBJECT DeviceObject);
SCSIPORT_API
VOID
NTAPI
ClassSplitRequest(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp,
_In_ ULONG MaximumBytes);
SCSIPORT_API
NTSTATUS
NTAPI
ClassDeviceControl(
_In_ PDEVICE_OBJECT DeviceObject,
_Inout_ PIRP Irp);
SCSIPORT_API
NTSTATUS
NTAPI
ClassIoComplete(
PDEVICE_OBJECT DeviceObject,
PIRP Irp,
PVOID Context);
SCSIPORT_API
NTSTATUS
NTAPI
ClassIoCompleteAssociated(
PDEVICE_OBJECT DeviceObject,
PIRP Irp,
PVOID Context);
SCSIPORT_API
BOOLEAN
NTAPI
ClassInterpretSenseInfo(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PSCSI_REQUEST_BLOCK Srb,
_In_ UCHAR MajorFunctionCode,
_In_ ULONG IoDeviceCode,
_In_ ULONG RetryCount,
_Out_ NTSTATUS *Status,
_Out_opt_ _Deref_out_range_(0,100) ULONG *RetryInterval);
VOID
NTAPI
ClassSendDeviceIoControlSynchronous(
_In_ ULONG IoControlCode,
_In_ PDEVICE_OBJECT TargetDeviceObject,
_Inout_updates_opt_(_Inexpressible_(max(InputBufferLength, OutputBufferLength)))
PVOID Buffer,
_In_ ULONG InputBufferLength,
_In_ ULONG OutputBufferLength,
_In_ BOOLEAN InternalDeviceIoControl,
_Out_ PIO_STATUS_BLOCK IoStatus);
SCSIPORT_API
NTSTATUS
NTAPI
ClassSendIrpSynchronous(
_In_ PDEVICE_OBJECT TargetDeviceObject,
_In_ PIRP Irp);
SCSIPORT_API
NTSTATUS
NTAPI
ClassForwardIrpSynchronous(
_In_ PCOMMON_DEVICE_EXTENSION CommonExtension,
_In_ PIRP Irp);
SCSIPORT_API
NTSTATUS
NTAPI
ClassSendSrbSynchronous(
_In_ PDEVICE_OBJECT DeviceObject,
_Inout_ PSCSI_REQUEST_BLOCK Srb,
_In_reads_bytes_opt_(BufferLength) PVOID BufferAddress,
_In_ ULONG BufferLength,
_In_ BOOLEAN WriteToDevice);
SCSIPORT_API
NTSTATUS
NTAPI
ClassSendSrbAsynchronous(
_In_ PDEVICE_OBJECT DeviceObject,
_Inout_ PSCSI_REQUEST_BLOCK Srb,
_In_ PIRP Irp,
_In_reads_bytes_opt_(BufferLength) __drv_aliasesMem PVOID BufferAddress,
_In_ ULONG BufferLength,
_In_ BOOLEAN WriteToDevice);
SCSIPORT_API
NTSTATUS
NTAPI
ClassBuildRequest(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp);
SCSIPORT_API
ULONG
NTAPI
ClassModeSense(
_In_ PDEVICE_OBJECT DeviceObject,
_In_reads_bytes_(Length) PCHAR ModeSenseBuffer,
_In_ ULONG Length,
_In_ UCHAR PageMode);
SCSIPORT_API
PVOID
NTAPI
ClassFindModePage(
_In_reads_bytes_(Length) PCHAR ModeSenseBuffer,
_In_ ULONG Length,
_In_ UCHAR PageMode,
_In_ BOOLEAN Use6Byte);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
NTSTATUS
NTAPI
ClassClaimDevice(
_In_ PDEVICE_OBJECT LowerDeviceObject,
_In_ BOOLEAN Release);
SCSIPORT_API
NTSTATUS
NTAPI
ClassInternalIoControl(
PDEVICE_OBJECT DeviceObject,
PIRP Irp);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
VOID
NTAPI
ClassInitializeSrbLookasideList(
_Inout_ PCOMMON_DEVICE_EXTENSION CommonExtension,
_In_ ULONG NumberElements);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
VOID
NTAPI
ClassDeleteSrbLookasideList(
_Inout_ PCOMMON_DEVICE_EXTENSION CommonExtension);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
ULONG
NTAPI
ClassQueryTimeOutRegistryValue(
_In_ PDEVICE_OBJECT DeviceObject);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
NTSTATUS
NTAPI
ClassGetDescriptor(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PSTORAGE_PROPERTY_ID PropertyId,
_Outptr_ PVOID *Descriptor);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
VOID
NTAPI
ClassInvalidateBusRelations(
_In_ PDEVICE_OBJECT Fdo);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
VOID
NTAPI
ClassMarkChildrenMissing(
_In_ PFUNCTIONAL_DEVICE_EXTENSION Fdo);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
BOOLEAN
NTAPI
ClassMarkChildMissing(
_In_ PPHYSICAL_DEVICE_EXTENSION PdoExtension,
_In_ BOOLEAN AcquireChildLock);
SCSIPORT_API
VOID
ClassDebugPrint(
_In_ CLASS_DEBUG_LEVEL DebugPrintLevel,
_In_z_ PCCHAR DebugMessage,
...);
__drv_aliasesMem
_IRQL_requires_max_(DISPATCH_LEVEL)
SCSIPORT_API
PCLASS_DRIVER_EXTENSION
NTAPI
ClassGetDriverExtension(
_In_ PDRIVER_OBJECT DriverObject);
SCSIPORT_API
VOID
NTAPI
ClassCompleteRequest(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp,
_In_ CCHAR PriorityBoost);
SCSIPORT_API
VOID
NTAPI
ClassReleaseRemoveLock(
_In_ PDEVICE_OBJECT DeviceObject,
PIRP Tag);
SCSIPORT_API
ULONG
NTAPI
ClassAcquireRemoveLockEx(
_In_ PDEVICE_OBJECT DeviceObject,
PVOID Tag,
_In_ PCSTR File,
_In_ ULONG Line);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
VOID
NTAPI
ClassUpdateInformationInRegistry(
_In_ PDEVICE_OBJECT Fdo,
_In_ PCHAR DeviceName,
_In_ ULONG DeviceNumber,
_In_reads_bytes_opt_(InquiryDataLength) PINQUIRYDATA InquiryData,
_In_ ULONG InquiryDataLength);
SCSIPORT_API
NTSTATUS
NTAPI
ClassWmiCompleteRequest(
_In_ PDEVICE_OBJECT DeviceObject,
_Inout_ PIRP Irp,
_In_ NTSTATUS Status,
_In_ ULONG BufferUsed,
_In_ CCHAR PriorityBoost);
_IRQL_requires_max_(DISPATCH_LEVEL)
SCSIPORT_API
NTSTATUS
NTAPI
ClassWmiFireEvent(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ LPGUID Guid,
_In_ ULONG InstanceIndex,
_In_ ULONG EventDataSize,
_In_reads_bytes_(EventDataSize) PVOID EventData);
SCSIPORT_API
VOID
NTAPI
ClassResetMediaChangeTimer(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
VOID
NTAPI
ClassInitializeMediaChangeDetection(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
_In_ PUCHAR EventPrefix);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
NTSTATUS
NTAPI
ClassInitializeTestUnitPolling(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
_In_ BOOLEAN AllowDriveToSleep);
SCSIPORT_API
PVPB
NTAPI
ClassGetVpb(
_In_ PDEVICE_OBJECT DeviceObject);
SCSIPORT_API
NTSTATUS
NTAPI
ClassSpinDownPowerHandler(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp);
NTSTATUS
NTAPI
ClassStopUnitPowerHandler(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp);
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
NTAPI
ClassSetFailurePredictionPoll(
_Inout_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
_In_ FAILURE_PREDICTION_METHOD FailurePredictionMethod,
_In_ ULONG PollingPeriod);
_IRQL_requires_max_(DISPATCH_LEVEL)
VOID
NTAPI
ClassNotifyFailurePredicted(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
_In_reads_bytes_(BufferSize) PUCHAR Buffer,
_In_ ULONG BufferSize,
_In_ BOOLEAN LogError,
_In_ ULONG UniqueErrorValue,
_In_ UCHAR PathId,
_In_ UCHAR TargetId,
_In_ UCHAR Lun);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
VOID
NTAPI
ClassAcquireChildLock(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension);
SCSIPORT_API
VOID
NTAPI
ClassReleaseChildLock(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension);
IO_COMPLETION_ROUTINE ClassSignalCompletion;
VOID
NTAPI
ClassSendStartUnit(
_In_ PDEVICE_OBJECT DeviceObject);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
NTSTATUS
NTAPI
ClassRemoveDevice(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ UCHAR RemoveType);
SCSIPORT_API
NTSTATUS
NTAPI
ClassAsynchronousCompletion(
PDEVICE_OBJECT DeviceObject,
PIRP Irp,
PVOID Event);
SCSIPORT_API
VOID
NTAPI
ClassCheckMediaState(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension);
SCSIPORT_API
NTSTATUS
NTAPI
ClassCheckVerifyComplete(
PDEVICE_OBJECT DeviceObject,
PIRP Irp,
PVOID Context);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
VOID
NTAPI
ClassSetMediaChangeState(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
_In_ MEDIA_CHANGE_DETECTION_STATE State,
_In_ BOOLEAN Wait);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
VOID
NTAPI
ClassEnableMediaChangeDetection(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
VOID
NTAPI
ClassDisableMediaChangeDetection(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension);
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
VOID
NTAPI
ClassCleanupMediaChangeDetection(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension);
_IRQL_requires_max_(PASSIVE_LEVEL)
VOID
NTAPI
ClassGetDeviceParameter(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
_In_opt_ PWSTR SubkeyName,
_In_ PWSTR ParameterName,
_Inout_ PULONG ParameterValue);
_IRQL_requires_max_(PASSIVE_LEVEL)
NTSTATUS
NTAPI
ClassSetDeviceParameter(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
_In_opt_ PWSTR SubkeyName,
_In_ PWSTR ParameterName,
_In_ ULONG ParameterValue);
#if (NTDDI_VERSION >= NTDDI_VISTA)
_IRQL_requires_max_(PASSIVE_LEVEL)
PFILE_OBJECT_EXTENSION
NTAPI
ClassGetFsContext(
_In_ PCOMMON_DEVICE_EXTENSION CommonExtension,
_In_ PFILE_OBJECT FileObject);
_IRQL_requires_max_(DISPATCH_LEVEL)
VOID
NTAPI
ClassSendNotification(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
_In_ const GUID *Guid,
_In_ ULONG ExtraDataSize,
_In_reads_bytes_opt_(ExtraDataSize) PVOID ExtraData);
#endif /* (NTDDI_VERSION >= NTDDI_VISTA) */
FORCEINLINE
UCHAR
GET_FDO_EXTENSON_SENSE_DATA_LENGTH (
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension)
{
UCHAR SenseDataLength = 0;
if (FdoExtension->SenseData != NULL)
{
#if (NTDDI_VERSION >= NTDDI_WIN8)
if (FdoExtension->SenseDataLength > 0)
{
SenseDataLength = FdoExtension->SenseDataLength;
}
else
{
// For backward compatibility with Windows 7 and earlier
SenseDataLength = SENSE_BUFFER_SIZE;
}
#else
SenseDataLength = SENSE_BUFFER_SIZE;
#endif
}
return SenseDataLength;
}
static __inline
BOOLEAN
PORT_ALLOCATED_SENSE(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
_In_ PSCSI_REQUEST_BLOCK Srb)
{
return ((BOOLEAN)((TEST_FLAG(Srb->SrbFlags, SRB_FLAGS_PORT_DRIVER_ALLOCSENSE) &&
TEST_FLAG(Srb->SrbFlags, SRB_FLAGS_FREE_SENSE_BUFFER)) &&
(Srb->SenseInfoBuffer != FdoExtension->SenseData)));
}
static __inline
VOID
FREE_PORT_ALLOCATED_SENSE_BUFFER(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
_In_ PSCSI_REQUEST_BLOCK Srb)
{
ASSERT(TEST_FLAG(Srb->SrbFlags, SRB_FLAGS_PORT_DRIVER_ALLOCSENSE));
ASSERT(TEST_FLAG(Srb->SrbFlags, SRB_FLAGS_FREE_SENSE_BUFFER));
ASSERT(Srb->SenseInfoBuffer != FdoExtension->SenseData);
ExFreePool(Srb->SenseInfoBuffer);
Srb->SenseInfoBuffer = FdoExtension->SenseData;
Srb->SenseInfoBufferLength = SENSE_BUFFER_SIZE;
CLEAR_FLAG(Srb->SrbFlags, SRB_FLAGS_FREE_SENSE_BUFFER);
return;
}
_IRQL_requires_max_(PASSIVE_LEVEL)
typedef VOID
(NTAPI *PCLASS_SCAN_FOR_SPECIAL_HANDLER)(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
_In_ ULONG_PTR Data);
_IRQL_requires_max_(PASSIVE_LEVEL)
VOID
NTAPI
ClassScanForSpecial(
_In_ PFUNCTIONAL_DEVICE_EXTENSION FdoExtension,
_In_ CLASSPNP_SCAN_FOR_SPECIAL_INFO DeviceList[],
_In_ PCLASS_SCAN_FOR_SPECIAL_HANDLER Function);
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