union _unnamed_305// Size=0x4
{
    struct _unnamed_301 Read;// Offset=0x0 Size=0x4
    struct _unnamed_302 Write;// Offset=0x0 Size=0x4
    struct _unnamed_303 Event;// Offset=0x0 Size=0x4
    struct _unnamed_304 Notification;// Offset=0x0 Size=0x4
};