[REBOL] Re: CORE experimental 2.4.39
From: petr:krenzelok:trz:cz at: 23-Nov-2000 21:56
----- Original Message -----
From: Holger Kruse <[holger--rebol--com]>
To: <[rebol-list--rebol--com]>
Sent: Thursday, November 23, 2000 5:40 PM
Subject: [REBOL] Re: CORE experimental 2.4.39
> > Will also other port types be made asynchronous?
>
> UDP already is (by its very nature): sending is asynchronous, within the
> TCP/IP stack. Receiving can block (or not) depending on whether no-wait
was
> used.
>
> TCP is "officially" asynchronous for receiving only, using no-wait.
> Internally it is also asynchronous for connecting, accepting and sending,
> mostly controlled through get/set-modes, but the API is not quite
> finished yet (in particular for sending). It needs a little more work to
> be "nice" to use :).
>
> Higher protocol layers (HTTP, FTP) are currently based on the synchronous
> "root protocol", i.e. they are synchronous by themselves. One of the
> things we plan to do in the future is implement an "asynchronous root
> protocol" which has all of the functionality of the current root protocol
> (connect, read, write, proxy support, dialog parsing etc.), but is fully
> asynchronous and handler-driven. An asynchronous version of HTTP could
then
> be implemented on top of that, which would, e.g., allow an arbitrary
number
> of parallel HTTP downloads in the background. Express already does
something
> like this, using its own asynchronous implementation.
Man, what are you waiting for? :-))) It would be cool to have. It's good
it's planned at least. Sounds like interesting addition for REBOL 3.0,
doesn't it? :-)
Cheers,
-pekr-
