PIO_STACK_LOCATION Struct Reference

#include <wdm.h>

Data Fields
UCHAR	MajorFunction
UCHAR	MinorFunction
UCHAR	Flags
UCHAR	Control
union {
struct {
PIO_SECURITY_CONTEXT   SecurityContext
ULONG   Options
USHORT POINTER_ALIGNMENT   FileAttributes
USHORT   ShareAccess
ULONG POINTER_ALIGNMENT   EaLength
}   Create
struct {
ULONG   Length
ULONG POINTER_ALIGNMENT   Key
LARGE_INTEGER   ByteOffset
}   Read
struct {
ULONG   Length
ULONG POINTER_ALIGNMENT   Key
LARGE_INTEGER   ByteOffset
}   Write
struct {
ULONG   Length
PUNICODE_STRING   FileName
FILE_INFORMATION_CLASS   FileInformationClass
ULONG   FileIndex
}   QueryDirectory
struct {
ULONG   Length
ULONG   CompletionFilter
}   NotifyDirectory
struct {
ULONG   Length
FILE_INFORMATION_CLASS POINTER_ALIGNMENT   FileInformationClass
}   QueryFile
struct {
ULONG   Length
FILE_INFORMATION_CLASS POINTER_ALIGNMENT   FileInformationClass
PFILE_OBJECT   FileObject
union {
struct {
BOOLEAN   ReplaceIfExists
BOOLEAN   AdvanceOnly
}   DUMMYSTRUCTNAME
ULONG   ClusterCount
HANDLE   DeleteHandle
}   DUMMYUNIONNAME
}   SetFile
struct {
ULONG   Length
PVOID   EaList
ULONG   EaListLength
ULONG   EaIndex
}   QueryEa
struct {
ULONG   Length
}   SetEa
struct {
ULONG   Length
FS_INFORMATION_CLASS POINTER_ALIGNMENT   FsInformationClass
}   QueryVolume
struct {
ULONG   Length
FS_INFORMATION_CLASS   FsInformationClass
}   SetVolume
struct {
ULONG   OutputBufferLength
ULONG   InputBufferLength
ULONG   FsControlCode
PVOID   Type3InputBuffer
}   FileSystemControl
struct {
PLARGE_INTEGER   Length
ULONG   Key
LARGE_INTEGER   ByteOffset
}   LockControl
struct {
ULONG   OutputBufferLength
ULONG POINTER_ALIGNMENT   InputBufferLength
ULONG POINTER_ALIGNMENT   IoControlCode
PVOID   Type3InputBuffer
}   DeviceIoControl
struct {
SECURITY_INFORMATION   SecurityInformation
ULONG POINTER_ALIGNMENT   Length
}   QuerySecurity
struct {
SECURITY_INFORMATION   SecurityInformation
PSECURITY_DESCRIPTOR   SecurityDescriptor
}   SetSecurity
struct {
PVPB   Vpb
PDEVICE_OBJECT   DeviceObject
}   MountVolume
struct {
PVPB   Vpb
PDEVICE_OBJECT   DeviceObject
}   VerifyVolume
struct {
struct _SCSI_REQUEST_BLOCK *   Srb
}   Scsi
struct {
ULONG   Length
PSID   StartSid
struct _FILE_GET_QUOTA_INFORMATION *   SidList
ULONG   SidListLength
}   QueryQuota
struct {
ULONG   Length
}   SetQuota
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
struct {
SYSTEM_POWER_STATE   PowerState
}   WaitWake
struct {
PPOWER_SEQUENCE   PowerSequence
}   PowerSequence
struct {
ULONG   SystemContext
POWER_STATE_TYPE POINTER_ALIGNMENT   Type
POWER_STATE POINTER_ALIGNMENT   State
POWER_ACTION POINTER_ALIGNMENT   ShutdownType
}   Power
struct {
PCM_RESOURCE_LIST   AllocatedResources
PCM_RESOURCE_LIST   AllocatedResourcesTranslated
}   StartDevice
struct {
ULONG_PTR   ProviderId
PVOID   DataPath
ULONG   BufferSize
PVOID   Buffer
}   WMI
struct {
PVOID   Argument1
PVOID   Argument2
PVOID   Argument3
PVOID   Argument4
}   Others
}	Parameters
PIO_COMPLETION_ROUTINE	CompletionRoutine
PVOID	Context
union {
struct {
PIO_SECURITY_CONTEXT   SecurityContext
ULONG   Options
USHORT POINTER_ALIGNMENT   FileAttributes
USHORT   ShareAccess
ULONG POINTER_ALIGNMENT   EaLength
}   Create
struct {
ULONG   Length
ULONG POINTER_ALIGNMENT   Key
LARGE_INTEGER   ByteOffset
}   Read
struct {
ULONG   Length
ULONG POINTER_ALIGNMENT   Key
LARGE_INTEGER   ByteOffset
}   Write
struct {
ULONG   Length
PUNICODE_STRING   FileName
FILE_INFORMATION_CLASS   FileInformationClass
ULONG   FileIndex
}   QueryDirectory
struct {
ULONG   Length
ULONG   CompletionFilter
}   NotifyDirectory
struct {
ULONG   Length
FILE_INFORMATION_CLASS POINTER_ALIGNMENT   FileInformationClass
}   QueryFile
struct {
ULONG   Length
FILE_INFORMATION_CLASS POINTER_ALIGNMENT   FileInformationClass
PFILE_OBJECT   FileObject
union {
struct {
BOOLEAN   ReplaceIfExists
BOOLEAN   AdvanceOnly
}   DUMMYSTRUCTNAME
ULONG   ClusterCount
HANDLE   DeleteHandle
}   DUMMYUNIONNAME
}   SetFile
struct {
ULONG   Length
PVOID   EaList
ULONG   EaListLength
ULONG   EaIndex
}   QueryEa
struct {
ULONG   Length
}   SetEa
struct {
ULONG   Length
FS_INFORMATION_CLASS POINTER_ALIGNMENT   FsInformationClass
}   QueryVolume
struct {
ULONG   Length
FS_INFORMATION_CLASS   FsInformationClass
}   SetVolume
struct {
ULONG   OutputBufferLength
ULONG   InputBufferLength
ULONG   FsControlCode
PVOID   Type3InputBuffer
}   FileSystemControl
struct {
PLARGE_INTEGER   Length
ULONG   Key
LARGE_INTEGER   ByteOffset
}   LockControl
struct {
ULONG   OutputBufferLength
ULONG POINTER_ALIGNMENT   InputBufferLength
ULONG POINTER_ALIGNMENT   IoControlCode
PVOID   Type3InputBuffer
}   DeviceIoControl
struct {
SECURITY_INFORMATION   SecurityInformation
ULONG POINTER_ALIGNMENT   Length
}   QuerySecurity
struct {
SECURITY_INFORMATION   SecurityInformation
PSECURITY_DESCRIPTOR   SecurityDescriptor
}   SetSecurity
struct {
PVPB   Vpb
PDEVICE_OBJECT   DeviceObject
}   MountVolume
struct {
PVPB   Vpb
PDEVICE_OBJECT   DeviceObject
}   VerifyVolume
struct {
struct _SCSI_REQUEST_BLOCK *   Srb
}   Scsi
struct {
ULONG   Length
PSID   StartSid
struct _FILE_GET_QUOTA_INFORMATION *   SidList
ULONG   SidListLength
}   QueryQuota
struct {
ULONG   Length
}   SetQuota
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
struct {
SYSTEM_POWER_STATE   PowerState
}   WaitWake
struct {
PPOWER_SEQUENCE   PowerSequence
}   PowerSequence
struct {
ULONG   SystemContext
POWER_STATE_TYPE POINTER_ALIGNMENT   Type
POWER_STATE POINTER_ALIGNMENT   State
POWER_ACTION POINTER_ALIGNMENT   ShutdownType
}   Power
struct {
PCM_RESOURCE_LIST   AllocatedResources
PCM_RESOURCE_LIST   AllocatedResourcesTranslated
}   StartDevice
struct {
ULONG_PTR   ProviderId
PVOID   DataPath
ULONG   BufferSize
PVOID   Buffer
}   WMI
struct {
PVOID   Argument1
PVOID   Argument2
PVOID   Argument3
PVOID   Argument4
}   Others
}	Parameters

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Detailed Description

Definition at line 6522 of file wdm.h.

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

• include/ddk/wdm.h
• include/xdk/iotypes.h