Returns the number of bytes completed for the specified IO operation.
int INKVIONDoneGet (INKVIO
viop
)
Gets the number of bytes completed on the
IO operation described by
. The number of
completed bytes is also the number of bytes consumed out of (or
produced into) the buffer passed to the IO operation.viop
The number of bytes that have been completed for the specified IO operation.
INK_ERROR
if an error occurs.