Hi
On Fri, Feb 22, 2019 at 10:44 AM Frediano Ziglio <fziglio@xxxxxxxxxx> wrote:
>
> >
> > spice-server does not deal properly with multiple smartcard readers,
> > only the first one will be working. Add a warning when this happens to
> > make it easier to diagnose such issues.
> >
> > Signed-off-by: Christophe Fergeau <cfergeau@xxxxxxxxxx>
> > ---
> >
> > Alternate version using g_list_length rather than manually counting the
> > elements.
> >
> > src/smartcard-manager.c | 19 +++++++++++++++++++
> > 1 file changed, 19 insertions(+)
> >
> > diff --git a/src/smartcard-manager.c b/src/smartcard-manager.c
> > index ceecfdc7..144caf9b 100644
> > --- a/src/smartcard-manager.c
> > +++ b/src/smartcard-manager.c
> > @@ -389,6 +389,24 @@ typedef struct {
> > GError *err;
> > } SmartcardManagerInitArgs;
> >
> > +
> > +static void unref_smartcard_reader(gpointer data)
>
> We usually use verbs after the name, like smartcard_reader_unref.
And in this case, it should probably be smartcard_reader_free()
(otherwise I expect _ref to exist!)
>
> > +{
> > + g_boxed_free(SPICE_TYPE_SMARTCARD_READER, data);
> > +}
> > +
> > +/* spice-server only supports one smartcard reader being in use */
> > +static void smartcard_check_reader_count(void)
> > +{
> > + GList *readers;
> > +
> > + readers =
> > spice_smartcard_manager_get_readers(spice_smartcard_manager_get());
> > + if (g_list_length(readers) > 1) {
> > + g_warning("Multiple smartcard readers are plugged in, only the first
> > one will be shared with the VM");
> > + }
> > + g_list_free_full(readers, unref_smartcard_reader);
> > +}
> > +
> > static gboolean smartcard_manager_init(SmartcardManagerInitArgs *args)
> > {
> > gchar *emul_args = NULL;
> > @@ -442,6 +460,7 @@ init:
> > "Failed to initialize smartcard");
> > goto end;
> > }
> > + smartcard_check_reader_count();
> >
> > retval = TRUE;
> >
>
> I think the ack from Marc-andre is still valid, nothing against it.
>
> Frediano
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--
Marc-André Lureau
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