VWIN32_DIOCCompletionRoutine 

Notifies the system that an asynchronous operation in a virtual device driver is complete. The VxD calls this service after the asynchronous input and output (I/O) operation to signal the application.

mov ebx, Internal  ; see below
VxDCall VWIN32_DIOCCompletionRoutine
 

Parameters

Internal

Event identifier. This parameter must be the same value initially passed to the VxD in the Internal member of the OVERLAPPED1N286M5 structure.

Return Value

No return value.

Remarks

Before calling this service, the VxD must set the InternalHigh member of the OVERLAPPED structure to the number of bytes of return data.