_IO_STACK_LOCATION

//0x24 bytes (sizeof) struct _IO_STACK_LOCATION { UCHAR MajorFunction; //0x0 UCHAR MinorFunction; //0x1 UCHAR Flags; //0x2 UCHAR Control; //0x3 union { struct { struct _IO_SECURITY_CONTEXT* SecurityContext; //0x4 ULONG Options; //0x8 USHORT FileAttributes; //0xc USHORT ShareAccess; //0xe ULONG EaLength; //0x10 } Create; //0x4 struct { struct _IO_SECURITY_CONTEXT* SecurityContext; //0x4 ULONG Options; //0x8 USHORT Reserved; //0xc USHORT ShareAccess; //0xe struct _NAMED_PIPE_CREATE_PARAMETERS* Parameters; //0x10 } CreatePipe; //0x4 struct { struct _IO_SECURITY_CONTEXT* SecurityContext; //0x4 ULONG Options; //0x8 USHORT Reserved; //0xc USHORT ShareAccess; //0xe struct _MAILSLOT_CREATE_PARAMETERS* Parameters; //0x10 } CreateMailslot; //0x4 struct { ULONG Length; //0x4 ULONG Key; //0x8 union _LARGE_INTEGER ByteOffset; //0xc } Read; //0x4 struct { ULONG Length; //0x4 ULONG Key; //0x8 union _LARGE_INTEGER ByteOffset; //0xc } Write; //0x4 struct { ULONG Length; //0x4 struct _UNICODE_STRING* FileName; //0x8 enum _FILE_INFORMATION_CLASS FileInformationClass; //0xc ULONG FileIndex; //0x10 } QueryDirectory; //0x4 struct { ULONG Length; //0x4 ULONG CompletionFilter; //0x8 } NotifyDirectory; //0x4 struct { ULONG Length; //0x4 ULONG CompletionFilter; //0x8 enum _DIRECTORY_NOTIFY_INFORMATION_CLASS DirectoryNotifyInformationClass; //0xc } NotifyDirectoryEx; //0x4 struct { ULONG Length; //0x4 enum _FILE_INFORMATION_CLASS FileInformationClass; //0x8 } QueryFile; //0x4 struct { ULONG Length; //0x4 enum _FILE_INFORMATION_CLASS FileInformationClass; //0x8 struct _FILE_OBJECT* FileObject; //0xc union { struct { UCHAR ReplaceIfExists; //0x10 UCHAR AdvanceOnly; //0x11 }; ULONG ClusterCount; //0x10 VOID* DeleteHandle; //0x10 }; } SetFile; //0x4 struct { ULONG Length; //0x4 VOID* EaList; //0x8 ULONG EaListLength; //0xc ULONG EaIndex; //0x10 } QueryEa; //0x4 struct { ULONG Length; //0x4 } SetEa; //0x4 struct { ULONG Length; //0x4 enum _FSINFOCLASS FsInformationClass; //0x8 } QueryVolume; //0x4 struct { ULONG Length; //0x4 enum _FSINFOCLASS FsInformationClass; //0x8 } SetVolume; //0x4 struct { ULONG OutputBufferLength; //0x4 ULONG InputBufferLength; //0x8 ULONG FsControlCode; //0xc VOID* Type3InputBuffer; //0x10 } FileSystemControl; //0x4 struct { union _LARGE_INTEGER* Length; //0x4 ULONG Key; //0x8 union _LARGE_INTEGER ByteOffset; //0xc } LockControl; //0x4 struct { ULONG OutputBufferLength; //0x4 ULONG InputBufferLength; //0x8 ULONG IoControlCode; //0xc VOID* Type3InputBuffer; //0x10 } DeviceIoControl; //0x4 struct { ULONG SecurityInformation; //0x4 ULONG Length; //0x8 } QuerySecurity; //0x4 struct { ULONG SecurityInformation; //0x4 VOID* SecurityDescriptor; //0x8 } SetSecurity; //0x4 struct { struct _VPB* Vpb; //0x4 struct _DEVICE_OBJECT* DeviceObject; //0x8 } MountVolume; //0x4 struct { struct _VPB* Vpb; //0x4 struct _DEVICE_OBJECT* DeviceObject; //0x8 } VerifyVolume; //0x4 struct { struct _SCSI_REQUEST_BLOCK* Srb; //0x4 } Scsi; //0x4 struct { ULONG Length; //0x4 VOID* StartSid; //0x8 struct _FILE_GET_QUOTA_INFORMATION* SidList; //0xc ULONG SidListLength; //0x10 } QueryQuota; //0x4 struct { ULONG Length; //0x4 } SetQuota; //0x4 struct { enum _DEVICE_RELATION_TYPE Type; //0x4 } QueryDeviceRelations; //0x4 struct { struct _GUID* InterfaceType; //0x4 USHORT Size; //0x8 USHORT Version; //0xa struct _INTERFACE* Interface; //0xc VOID* InterfaceSpecificData; //0x10 } QueryInterface; //0x4 struct { struct _DEVICE_CAPABILITIES* Capabilities; //0x4 } DeviceCapabilities; //0x4 struct { struct _IO_RESOURCE_REQUIREMENTS_LIST* IoResourceRequirementList; //0x4 } FilterResourceRequirements; //0x4 struct { ULONG WhichSpace; //0x4 VOID* Buffer; //0x8 ULONG Offset; //0xc ULONG Length; //0x10 } ReadWriteConfig; //0x4 struct { UCHAR Lock; //0x4 } SetLock; //0x4 struct { enum BUS_QUERY_ID_TYPE IdType; //0x4 } QueryId; //0x4 struct { enum DEVICE_TEXT_TYPE DeviceTextType; //0x4 ULONG LocaleId; //0x8 } QueryDeviceText; //0x4 struct { UCHAR InPath; //0x4 UCHAR Reserved[3]; //0x5 enum _DEVICE_USAGE_NOTIFICATION_TYPE Type; //0x8 } UsageNotification; //0x4 struct { enum _SYSTEM_POWER_STATE PowerState; //0x4 } WaitWake; //0x4 struct { struct _POWER_SEQUENCE* PowerSequence; //0x4 } PowerSequence; //0x4 struct { union { ULONG SystemContext; //0x4 struct _SYSTEM_POWER_STATE_CONTEXT SystemPowerStateContext; //0x4 }; enum _POWER_STATE_TYPE Type; //0x8 union _POWER_STATE State; //0xc enum POWER_ACTION ShutdownType; //0x10 } Power; //0x4 struct { struct _CM_RESOURCE_LIST* AllocatedResources; //0x4 struct _CM_RESOURCE_LIST* AllocatedResourcesTranslated; //0x8 } StartDevice; //0x4 struct { ULONG ProviderId; //0x4 VOID* DataPath; //0x8 ULONG BufferSize; //0xc VOID* Buffer; //0x10 } WMI; //0x4 struct { VOID* Argument1; //0x4 VOID* Argument2; //0x8 VOID* Argument3; //0xc VOID* Argument4; //0x10 } Others; //0x4 } Parameters; //0x4 struct _DEVICE_OBJECT* DeviceObject; //0x14 struct _FILE_OBJECT* FileObject; //0x18 LONG (*CompletionRoutine)(struct _DEVICE_OBJECT* arg1, struct _IRP* arg2, VOID* arg3); //0x1c VOID* Context; //0x20 };

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