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On Thu, Mar 07, 2024 at 01:52:58AM +0100, Marek Marczykowski-Górecki wrote:
> On Wed, Mar 06, 2024 at 06:16:03PM -0500, Demi Marie Obenour wrote:
> > On Wed, Mar 06, 2024 at 10:49:11PM +0100, Marek Marczykowski-Górecki wrote:
> > > On Wed, Mar 06, 2024 at 06:13:50PM +0100, Ulrich Windl wrote:
> > > > Haven't done it for ages, but can't you configure the size using X 
> > > > resources?
> > > > Like this:
> > > > Now to set the size of the console itself, you would add this to the 
> > > > ~/.Xresources file:xterm*geometry: 127x37
> > > 
> > > It isn't the problem of changing xterm window size. It's a problem of
> > > telling the target VM what the size is. You can probably do that
> > > manually by calling `stty cols W rows H` inside (after you resize the
> > > window), but I don't know how to make automatic. If anybody has some
> > > idea, patches welcome.
> > 
> > For PV consoles, I wonder if there should be a side-channel in the
> > protocol.
> 
> Maybe? I don't think there is one. BTW I think the same issue applies to
> a real serial console too. SSH has such side-channel. And AFAIR telnet
> does it in-band via some special bytes.

There isn’t one _right now_, hence me proposing that one should be
added.  I assume that it would be sufficiently simple that if we need to
do any conversions in dom0, those conversions could be done securely.
- -- 
Sincerely,
Demi Marie Obenour (she/her/hers)
Invisible Things Lab
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