Re: [Qemu-devel] [RFC PATCH] Fix pasting into serial console in GTK ui

["Michal Suchánek" <msuchanek@suse.de>]

Hello,

On Fri, 23 Dec 2016 17:29:28 +0100
Paolo Bonzini <pbonzini@redhat.com> wrote:

> On 23/12/2016 16:12, Michal Suchanek wrote:
> > This copies the timer hack from ui/console.c kbd_send_chars to
> > ui/gtk.c gd_vc_in.
> > 
> > There is no fd-like object to peek repatedly so the paste data is
> > saved in a free-floating buffer only submitted to gtk_timeout_add.
> > Multiple pastes can potentially interleave if qemu blocks for long
> > or the user pastes fast.  
> 
> Do not use a timer, instead set chr->chr_accept_input in
> gd_vc_handler. The callback can do basically what you are doing in
> gd_vc_in_timer.  The buffer can be just a GString plus a "head"
> pointer, in VirtualConsole. Once the head catches up with the tail,
> you can free the GString.

How do you propose to use that callback? I did not find a
documentation for it. It takes no argument (except the chr object self)
so there is no way to pass in the buffer. It cannot be replaced -
it is set in non-ui code in multiple places and never in ui code.

Thanks

Michal