Min version	2003/XP64 SP1
Max version	10 TH2
x64 offset offset:bitpos	Field Name
0x0000	uint8_t MajorFunction
0x0001	uint8_t MinorFunction
0x0002	uint8_t Flags
0x0003	uint8_t Control
0x0008	union <unnamed-tag> Parameters
0x0028	struct _DEVICE_OBJECT * DeviceObject
0x0030	struct _FILE_OBJECT * FileObject
0x0038	function * CompletionRoutine
0x0040	void * Context