_IRP Struct Reference

#include <io.h>

List of all members.

Public Attributes
CSHORT	Type
USHORT	Size
PMDL	MdlAddress
ULONG	Flags
union {
_IRP *   MasterIrp
LONG   IrpCount
PVOID   SystemBuffer
}	AssociatedIrp
LIST_ENTRY	ThreadListEntry
IO_STATUS_BLOCK	IoStatus
KPROCESSOR_MODE	RequestorMode
BOOLEAN	PendingReturned
CHAR	StackCount
CHAR	CurrentLocation
BOOLEAN	Cancel
KIRQL	CancelIrql
CCHAR	ApcEnvironment
UCHAR	AllocationFlags
PIO_STATUS_BLOCK	UserIosb
PKEVENT	UserEvent
union {
struct {
PIO_APC_ROUTINE   UserApcRoutine
PVOID   UserApcContext
}   AsynchronousParameters
LARGE_INTEGER   AllocationSize
}	Overlay
PDRIVER_CANCEL	CancelRoutine
PVOID	UserBuffer
union {
struct {
union {
KDEVICE_QUEUE_ENTRY   DeviceQueueEntry
struct {
PVOID   DriverContext [4]
}
}
PETHREAD   Thread
PCHAR   AuxiliaryBuffer
struct {
LIST_ENTRY   ListEntry
union {
_IO_STACK_LOCATION *   CurrentStackLocation
ULONG   PacketType
}
}
PFILE_OBJECT   OriginalFileObject
}   Overlay
KAPC   Apc
PVOID   CompletionKey
}	Tail

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Member Data Documentation

UCHAR _IRP::AllocationFlags

Definition at line 1680 of file io.h. Referenced by IoMakeAssociatedIrp(), IopAllocateIrpMustSucceed(), IopAllocateIrpPrivate(), IopFreeIrp(), IoReuseIrp(), IovAllocateIrp(), IovpAllocateIrp2(), IovpFreeIrp(), IovpInitializeIrp(), IovpSessionDataAttachSurrogate(), and IovpSessionDataFinalizeSurrogate().

LARGE_INTEGER _IRP::AllocationSize

Definition at line 1693 of file io.h.

KAPC _IRP::Apc

Definition at line 1816 of file io.h.

CCHAR _IRP::ApcEnvironment

Definition at line 1674 of file io.h. Referenced by IoInitializeIrp(), IoRaiseHardError(), and IovpSessionDataFinalizeSurrogate().

union { ... } _IRP::AssociatedIrp

Referenced by CcSetValidData(), FsRtlCancelNotify(), FsRtlGetFileSize(), FsRtlNotifyFullReportChange(), FsRtlSetFileSize(), FsVgaDeviceControl(), IoBuildAsynchronousFsdRequest(), IoBuildDeviceIoControlRequest(), IoCancelFileOpen(), IoMakeAssociatedIrp(), IopCompleteRequest(), IopDeleteFile(), IopDropIrp(), IopExceptionCleanup(), IopGetFileName(), IopGetSetObjectId(), IopGetVolumeId(), IopParseDevice(), IopQueryXxxInformation(), IopSetEaOrQuotaInformationFile(), IopSetRemoteLink(), IopXxxControlFile(), IoSetInformation(), IovpSessionDataFinalizeSurrogate(), MiCheckPageFilePath(), NtNotifyChangeDirectoryFile(), NtQueryEaFile(), NtQueryInformationFile(), NtQueryQuotaInformationFile(), NtQueryVolumeInformationFile(), NtReadFile(), NtReadFileScatter(), NtSetEaFile(), NtSetInformationFile(), NtSetVolumeInformationFile(), NtWriteFile(), NtWriteFileGather(), UdfCommonDevControl(), UdfCommonQueryInfo(), UdfCommonQueryVolInfo(), UdfCommonSetInfo(), UdfDvdReadStructure(), UdfDvdTransferKey(), UdfInvalidateVolumes(), UdfIsVolumeDirty(), UdfMultipleAsync(), and VdmQueryDirectoryFile().

struct { ... } _IRP::AsynchronousParameters

PCHAR _IRP::AuxiliaryBuffer

Definition at line 1762 of file io.h.

BOOLEAN _IRP::Cancel

Definition at line 1661 of file io.h. Referenced by FsRtlAcknowledgeOplockBreak(), FsRtlCancelExclusiveIrp(), FsRtlCancelOplockIIIrp(), FsRtlCancelWaitIrp(), FsRtlOplockBreakToII(), FsRtlOplockBreakToNone(), FsRtlPrivateLock(), FsRtlRemoveAndCompleteIrp(), FsRtlRemoveAndCompleteWaitIrp(), FsRtlRequestExclusiveOplock(), FsRtlRequestOplockII(), FsRtlWaitOnIrp(), IoCancelIrp(), IopParseDevice(), IopXxxControlFile(), IoStartPacket(), IovpCallDriver1(), IovpCancelIrp(), IovpSessionDataFinalizeSurrogate(), NtReadFile(), NtReadFileScatter(), NtWriteFile(), and NtWriteFileGather().

KIRQL _IRP::CancelIrql

Definition at line 1667 of file io.h. Referenced by FsRtlAcknowledgeOplockBreak(), FsRtlCancelExclusiveIrp(), FsRtlCancelOplockIIIrp(), FsRtlCancelWaitIrp(), FsRtlOplockBreakToII(), FsRtlOplockBreakToNone(), FsRtlOplockCleanup(), FsRtlPrivateCancelFileLockIrp(), FsRtlPrivateLock(), FsRtlRemoveAndCompleteIrp(), FsRtlRemoveAndCompleteWaitIrp(), FsRtlRequestExclusiveOplock(), FsRtlRequestOplockII(), FsRtlUninitializeFileLock(), FsRtlUninitializeOplock(), FsRtlWaitOnIrp(), IoCancelIrp(), and IoStartPacket().

PDRIVER_CANCEL _IRP::CancelRoutine

Definition at line 1701 of file io.h. Referenced by IoCancelIrp(), IopParseDevice(), IopXxxControlFile(), IoReuseIrp(), IoStartPacket(), IovCompleteRequest(), IovpCallDriver1(), IovpCancelIrp(), IovpCompleteRequest2(), IovpSessionDataAttachSurrogate(), NtReadFile(), NtReadFileScatter(), NtWriteFile(), and NtWriteFileGather().

PVOID _IRP::CompletionKey

Definition at line 1823 of file io.h.

CHAR _IRP::CurrentLocation

Definition at line 1655 of file io.h. Referenced by IoCancelIrp(), IoInitializeIrp(), IopDisassociateThreadIrp(), IopfCallDriver(), IopFreeIrp(), IopParseDevice(), IovCompleteRequest(), IovpCallDriver1(), IovpCompleteRequest1(), IovpCompleteRequest2(), IovpCompleteRequest3(), IovpExamineIrpStackForwarding(), IovpSessionDataAttachSurrogate(), IovpSessionDataCreate(), IovpSwapSurrogateIrp(), and IovSpecialIrpCallDriver().

struct _IO_STACK_LOCATION* _IRP::CurrentStackLocation

Definition at line 1788 of file io.h.

KDEVICE_QUEUE_ENTRY _IRP::DeviceQueueEntry

Definition at line 1734 of file io.h.

PVOID _IRP::DriverContext[4]

Definition at line 1744 of file io.h.

ULONG _IRP::Flags

Definition at line 1602 of file io.h. Referenced by CcSetValidData(), FsRtlCheckOplock(), FsRtlGetFileSize(), FsRtlOplockFsctrl(), FsRtlSetFileSize(), IoAsynchronousPageWrite(), IoBuildAsynchronousFsdRequest(), IoBuildDeviceIoControlRequest(), IoCancelFileOpen(), IoIsOperationSynchronous(), IoMakeAssociatedIrp(), IoPageRead(), IopCloseFile(), IopCompleteRequest(), IopDeleteFile(), IopDropIrp(), IopGetFileName(), IopGetSetObjectId(), IopGetSetSecurityObject(), IopGetVolumeId(), IopMountVolume(), IopParseDevice(), IopQueryXxxInformation(), IopRaiseHardError(), IopSetEaOrQuotaInformationFile(), IopSetRemoteLink(), IopXxxControlFile(), IoRaiseHardError(), IoRetryIrpCompletions(), IoSetInformation(), IoSynchronousPageWrite(), IoVerifyVolume(), IovpAllocateIrp2(), IovpCallDriver1(), IovpCompleteRequest1(), IovpSessionDataAttachSurrogate(), IovpSessionDataFinalizeSurrogate(), IovpTrackingDataReleaseLock(), MiCheckPageFilePath(), NtFlushBuffersFile(), NtNotifyChangeDirectoryFile(), NtQueryEaFile(), NtQueryInformationFile(), NtQueryQuotaInformationFile(), NtQueryVolumeInformationFile(), NtReadFile(), NtReadFileScatter(), NtSetEaFile(), NtSetInformationFile(), NtSetVolumeInformationFile(), NtUnlockFile(), NtWriteFile(), NtWriteFileGather(), UdfCommonRead(), UdfCompleteRequest(), and VdmQueryDirectoryFile().

IO_STATUS_BLOCK _IRP::IoStatus

Definition at line 1635 of file io.h. Referenced by CdfsRecFsControl(), FatRecFsControl(), FsRecCreate(), FsRecFsControl(), FsRtlAcknowledgeOplockBreak(), FsRtlCancelExclusiveIrp(), FsRtlCancelOplockIIIrp(), FsRtlCancelWaitIrp(), FsRtlCompleteLockIrpReal(), FsRtlNotifyCompletion(), FsRtlOplockBreakNotify(), FsRtlOplockBreakToII(), FsRtlOplockBreakToNone(), FsRtlOplockCleanup(), FsRtlPrivateCancelFileLockIrp(), FsRtlPrivateFastUnlockAll(), FsRtlPrivateLock(), FsRtlRemoveAndCompleteIrp(), FsRtlRemoveAndCompleteWaitIrp(), FsRtlRequestExclusiveOplock(), FsRtlRequestOplockII(), FsRtlUninitializeFileLock(), FsRtlUninitializeOplock(), FsRtlWaitOnIrp(), FsVgaDeviceControl(), FsVgaOpenCloseDispatch(), IoCancelFileOpen(), IoGetDmaAdapter(), IopAsynchronousCall(), IopCloseFile(), IopCompletePageWrite(), IopCompleteRequest(), IopDeviceRelationsComplete(), IopDeviceStartComplete(), IopDoNameTransmogrify(), IopEjectDevice(), IopFilterResourceRequirementsCall(), IopInvalidDeviceRequest(), IopParseDevice(), IopPnPCompleteRequest(), IopPnPDispatch(), IopPowerDispatch(), IopRaiseHardError(), IopSynchronousCall(), IoRaiseHardError(), IoReuseIrp(), IoSetInformation(), IovCompleteRequest(), IovpAssertIrpStackDownward(), IovpAssertIrpStackUpward(), IovpAssertNewRequest(), IovpCallDriver1(), IovpCompleteRequest2(), IovpSessionDataAttachSurrogate(), IovpSessionDataFinalizeSurrogate(), IovpThrowBogusSynchronousIrp(), MiCheckPageFilePath(), NtfsRecFsControl(), NtQueryInformationFile(), NtRemoveIoCompletion(), NtSetInformationFile(), UdfCommonDevControl(), UdfCommonQueryInfo(), UdfCommonQueryVolInfo(), UdfCommonRead(), UdfCompleteRequest(), UdfFspDispatch(), UdfIsVolumeDirty(), UdfMultiAsyncCompletionRoutine(), UdfMultiSyncCompletionRoutine(), UdfOplockComplete(), UdfPerformVerify(), UdfPnpQueryRemove(), UdfPnpRemove(), UdfPnpSurpriseRemove(), UdfProcessException(), UdfQueryDirectory(), UdfSingleAsyncCompletionRoutine(), UdfSingleSyncCompletionRoutine(), and UdfsRecFsControl().

LONG _IRP::IrpCount

Definition at line 1620 of file io.h.

LIST_ENTRY _IRP::ListEntry

Definition at line 1777 of file io.h.

struct _IRP* _IRP::MasterIrp

Definition at line 1619 of file io.h.

PMDL _IRP::MdlAddress

Definition at line 1596 of file io.h. Referenced by FsRtlCancelNotify(), FsRtlNotifyFullReportChange(), IoAllocateMdl(), IoAsynchronousPageWrite(), IoBuildAsynchronousFsdRequest(), IoBuildDeviceIoControlRequest(), IoPageRead(), IopCompleteRequest(), IopDropIrp(), IopExceptionCleanup(), IopFreeIrpAndMdls(), IopParseDevice(), IopXxxControlFile(), IoSynchronousPageWrite(), IovpSessionDataFinalizeSurrogate(), NtQueryInformationFile(), NtQueryVolumeInformationFile(), NtReadFile(), NtReadFileScatter(), NtSetInformationFile(), NtSetVolumeInformationFile(), NtWriteFile(), NtWriteFileGather(), UdfCommonRead(), UdfCompleteMdl(), UdfFinishBuffers(), UdfIsVolumeDirty(), UdfMultiAsyncCompletionRoutine(), UdfMultiSyncCompletionRoutine(), UdfPrepareBuffers(), and VdmQueryDirectoryFile().

PFILE_OBJECT _IRP::OriginalFileObject

Definition at line 1804 of file io.h.

struct { ... } _IRP::Overlay

union { ... } _IRP::Overlay

Referenced by IoAsynchronousPageWrite(), IoCancelFileOpen(), IopCloseFile(), IopCompletePageWrite(), IopCompleteRequest(), IopGetFileName(), IopGetSetSecurityObject(), IopParseDevice(), IopQueryXxxInformation(), IopSetEaOrQuotaInformationFile(), IopXxxControlFile(), IovpSessionDataFinalizeSurrogate(), MiCheckPageFilePath(), NtFlushBuffersFile(), NtLockFile(), NtNotifyChangeDirectoryFile(), NtQueryEaFile(), NtQueryInformationFile(), NtQueryQuotaInformationFile(), NtQueryVolumeInformationFile(), NtReadFile(), NtReadFileScatter(), NtRemoveIoCompletion(), NtSetEaFile(), NtSetInformationFile(), NtSetVolumeInformationFile(), NtUnlockFile(), NtWriteFile(), NtWriteFileGather(), and VdmQueryDirectoryFile().

ULONG _IRP::PacketType

Definition at line 1794 of file io.h.

BOOLEAN _IRP::PendingReturned

Definition at line 1648 of file io.h. Referenced by IopCompletePageWrite(), IopCompleteRequest(), IopParseDevice(), IopSynchronousServiceTail(), IopXxxControlFile(), IovpInternalCompletionTrap(), IovpSessionDataFinalizeSurrogate(), NtReadFile(), NtReadFileScatter(), NtWriteFile(), NtWriteFileGather(), and UdfDevCtrlCompletionRoutine().

KPROCESSOR_MODE _IRP::RequestorMode

Definition at line 1641 of file io.h. Referenced by CcSetValidData(), FsRtlGetFileSize(), FsRtlSetFileSize(), IoAsynchronousPageWrite(), IoCancelFileOpen(), IoPageRead(), IopAsynchronousCall(), IopCloseFile(), IopCompleteRequest(), IopEjectDevice(), IopGetFileName(), IopGetSetSecurityObject(), IopMountVolume(), IopParseDevice(), IopQueryXxxInformation(), IopSetEaOrQuotaInformationFile(), IopXxxControlFile(), IoSetInformation(), IoSynchronousPageWrite(), IoVerifyVolume(), IovpSessionDataFinalizeSurrogate(), MiCheckPageFilePath(), NtFlushBuffersFile(), NtLockFile(), NtNotifyChangeDirectoryFile(), NtQueryEaFile(), NtQueryInformationFile(), NtQueryQuotaInformationFile(), NtQueryVolumeInformationFile(), NtReadFile(), NtReadFileScatter(), NtSetEaFile(), NtSetInformationFile(), NtSetVolumeInformationFile(), NtUnlockFile(), NtWriteFile(), NtWriteFileGather(), UdfInvalidateVolumes(), and VdmQueryDirectoryFile().

USHORT _IRP::Size

Definition at line 1585 of file io.h. Referenced by IoInitializeIrp().

CHAR _IRP::StackCount

Definition at line 1654 of file io.h. Referenced by IoCancelIrp(), IoInitializeIrp(), IopDisassociateThreadIrp(), IopFreeIrp(), IopParseDevice(), IoReuseIrp(), IovCompleteRequest(), IovpCompleteRequest1(), IovpCompleteRequest3(), IovpSessionDataAttachSurrogate(), IovpSessionDataCreate(), IovpSessionDataFinalizeSurrogate(), IovpSwapSurrogateIrp(), and IovpTrackingDataCreateAndLock().

PVOID _IRP::SystemBuffer

Definition at line 1621 of file io.h.

union { ... } _IRP::Tail

Referenced by BuildQueryDirectoryIrp(), CcSetValidData(), FsRtlAcknowledgeOplockBreak(), FsRtlGetFileSize(), FsRtlRequestOplockII(), FsRtlSetFileSize(), IoAsynchronousPageWrite(), IoBuildAsynchronousFsdRequest(), IoBuildDeviceIoControlRequest(), IoCancelFileOpen(), IoCancelIrp(), IoGetRequestorProcess(), IoGetRequestorSessionId(), IoInitializeIrp(), IoMakeAssociatedIrp(), IoPageRead(), IopAsynchronousCall(), IopCloseFile(), IopCompleteRequest(), IopDeleteFile(), IopDisassociateThreadIrp(), IopDoNameTransmogrify(), IopEjectDevice(), IopfCallDriver(), IopFilterResourceRequirementsCall(), IopGetFileName(), IopGetSetObjectId(), IopGetSetSecurityObject(), IopGetVolumeId(), IopMountVolume(), IopParseDevice(), IopQueryXxxInformation(), IopSetEaOrQuotaInformationFile(), IopSetRemoteLink(), IopSynchronousCall(), IopSynchronousServiceTail(), IopXxxControlFile(), IoRaiseHardError(), IoRetryIrpCompletions(), IoSetHardErrorOrVerifyDevice(), IoSetInformation(), IoStartPacket(), IoSynchronousPageWrite(), IoVerifyVolume(), IovpExamineIrpStackForwarding(), IovpSessionDataAttachSurrogate(), IovpSessionDataFinalizeSurrogate(), IovpThrowBogusSynchronousIrp(), IovSpecialIrpCallDriver(), MiCheckPageFilePath(), NtCancelIoFile(), NtFlushBuffersFile(), NtLockFile(), NtNotifyChangeDirectoryFile(), NtQueryEaFile(), NtQueryInformationFile(), NtQueryQuotaInformationFile(), NtQueryVolumeInformationFile(), NtReadFile(), NtReadFileScatter(), NtRemoveIoCompletion(), NtSetEaFile(), NtSetInformationFile(), NtSetVolumeInformationFile(), NtUnlockFile(), NtWriteFile(), NtWriteFileGather(), UdfProcessException(), and VdmQueryDirectoryFile().

PETHREAD _IRP::Thread

Definition at line 1754 of file io.h.

LIST_ENTRY _IRP::ThreadListEntry

Definition at line 1629 of file io.h. Referenced by IoReuseIrp(), IovpFreeIrp(), IovpSessionDataAttachSurrogate(), and VdmQueryDirectoryFile().

CSHORT _IRP::Type

Definition at line 1584 of file io.h. Referenced by IoCancelIrp(), IoInitializeIrp(), IopfCallDriver(), IopFreeIrp(), IovCallDriver(), IovCompleteRequest(), IovFreeIrpPrivate(), IovpFreeIrp(), IovpSessionDataFinalizeSurrogate(), and IovSpecialIrpCallDriver().

PVOID _IRP::UserApcContext

Definition at line 1691 of file io.h.

PIO_APC_ROUTINE _IRP::UserApcRoutine

Definition at line 1690 of file io.h.

PVOID _IRP::UserBuffer

Definition at line 1711 of file io.h. Referenced by IoAsynchronousPageWrite(), IoBuildAsynchronousFsdRequest(), IoBuildDeviceIoControlRequest(), IoPageRead(), IopCompleteRequest(), IopGetSetObjectId(), IopGetSetSecurityObject(), IopGetVolumeId(), IopSetEaOrQuotaInformationFile(), IopXxxControlFile(), IoSynchronousPageWrite(), IovpSessionDataFinalizeSurrogate(), NtNotifyChangeDirectoryFile(), NtQueryEaFile(), NtQueryInformationFile(), NtQueryQuotaInformationFile(), NtQueryVolumeInformationFile(), NtReadFile(), NtReadFileScatter(), NtSetEaFile(), NtWriteFile(), NtWriteFileGather(), UdfPrepareBuffers(), and VdmQueryDirectoryFile().

PKEVENT _IRP::UserEvent

Definition at line 1687 of file io.h. Referenced by CcSetValidData(), FsRtlGetFileSize(), FsRtlSetFileSize(), IoBuildDeviceIoControlRequest(), IoBuildSynchronousFsdRequest(), IoCancelFileOpen(), IoPageRead(), IopAsynchronousCall(), IopCloseFile(), IopCompleteRequest(), IopDeleteFile(), IopDropIrp(), IopEjectDevice(), IopFilterResourceRequirementsCall(), IopGetFileName(), IopGetSetSecurityObject(), IopMountVolume(), IopParseDevice(), IopQueryXxxInformation(), IopSetEaOrQuotaInformationFile(), IopSynchronousCall(), IopXxxControlFile(), IoSetInformation(), IoSynchronousPageWrite(), IoVerifyVolume(), IovpCompleteRequest(), IovpCompleteRequestApc(), IovpSessionDataAttachSurrogate(), IovpThrowBogusSynchronousIrp(), MiCheckPageFilePath(), NtFlushBuffersFile(), NtLockFile(), NtNotifyChangeDirectoryFile(), NtQueryEaFile(), NtQueryInformationFile(), NtQueryQuotaInformationFile(), NtQueryVolumeInformationFile(), NtReadFile(), NtReadFileScatter(), NtSetEaFile(), NtSetInformationFile(), NtSetVolumeInformationFile(), NtUnlockFile(), NtWriteFile(), NtWriteFileGather(), and VdmQueryDirectoryFile().

PIO_STATUS_BLOCK _IRP::UserIosb

Definition at line 1686 of file io.h. Referenced by CcSetValidData(), FsRtlGetFileSize(), FsRtlSetFileSize(), IoAsynchronousPageWrite(), IoBuildAsynchronousFsdRequest(), IoBuildDeviceIoControlRequest(), IoCancelFileOpen(), IoPageRead(), IopAsynchronousCall(), IopCloseFile(), IopCompletePageWrite(), IopCompleteRequest(), IopDeleteFile(), IopEjectDevice(), IopFilterResourceRequirementsCall(), IopGetFileName(), IopGetSetSecurityObject(), IopMountVolume(), IopParseDevice(), IopQueryXxxInformation(), IopSetEaOrQuotaInformationFile(), IopSynchronousCall(), IopXxxControlFile(), IoSetInformation(), IoSynchronousPageWrite(), IoVerifyVolume(), IovpCompleteRequest(), IovpCompleteRequestApc(), IovpSessionDataAttachSurrogate(), IovpThrowBogusSynchronousIrp(), MiCheckPageFilePath(), NtFlushBuffersFile(), NtLockFile(), NtNotifyChangeDirectoryFile(), NtQueryEaFile(), NtQueryInformationFile(), NtQueryQuotaInformationFile(), NtQueryVolumeInformationFile(), NtReadFile(), NtReadFileScatter(), NtSetEaFile(), NtSetInformationFile(), NtSetVolumeInformationFile(), NtUnlockFile(), NtWriteFile(), NtWriteFileGather(), and VdmQueryDirectoryFile().

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The documentation for this struct was generated from the following file:

• io.h

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