[phobos] Improvement of stream

[Shin Fujishiro]

SHOO <zan77137 at nifty.com> wrote:
> I think that there are two problems about I/O operation.
> - Location of buffering layers.
> - Direction of seeking.
>
...snip...
>
> It is necessary for the concept to be divided in two at least to realize 
> them. (Handles and Ranges) Or more(+ Port or Stream).
> The opening difficult item appears when I think about this.

How about putting a buffering layer between the two you said?  Not
only it just solves the who-does-buffering problem, but also opens a
bit of freedom in the lowermost I/O device layer.


Shin