ping
>
> ping
>
> >
> > Avoid having to destroy and create a new GSource every time
> > we change event mask.
> > Interfaces required for this patch are available since GLib 2.36.
> > on Windows GPollFD::fd can be an HANDLE but not a socket.
> >
> > Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
> > ---
> > server/event-loop.c | 97 +++++++++++++++++++++++++++++++++++++++------
> > 1 file changed, 85 insertions(+), 12 deletions(-)
> >
> > diff --git a/server/event-loop.c b/server/event-loop.c
> > index 80af2954f..33db4ffb0 100644
> > --- a/server/event-loop.c
> > +++ b/server/event-loop.c
> > @@ -85,14 +85,6 @@ static void timer_remove(const
> > SpiceCoreInterfaceInternal
> > *iface,
> > g_free(timer);
> > }
> >
> > -struct SpiceWatch {
> > - GMainContext *context;
> > - void *opaque;
> > - GSource *source;
> > - GIOChannel *channel;
> > - SpiceWatchFunc func;
> > -};
> > -
> > static GIOCondition spice_event_to_giocondition(int event_mask)
> > {
> > GIOCondition condition = 0;
> > @@ -117,6 +109,15 @@ static int giocondition_to_spice_event(GIOCondition
> > condition)
> > return event;
> > }
> >
> > +#ifdef _WIN32
> > +struct SpiceWatch {
> > + GMainContext *context;
> > + void *opaque;
> > + GSource *source;
> > + GIOChannel *channel;
> > + SpiceWatchFunc func;
> > +};
> > +
> > static gboolean watch_func(GIOChannel *source, GIOCondition condition,
> > gpointer data)
> > {
> > @@ -161,11 +162,7 @@ static SpiceWatch *watch_add(const
> > SpiceCoreInterfaceInternal *iface,
> >
> > watch = g_new0(SpiceWatch, 1);
> > watch->context = iface->main_context;
> > -#ifndef _WIN32
> > - watch->channel = g_io_channel_unix_new(fd);
> > -#else
> > watch->channel = g_io_channel_win32_new_socket(fd);
> > -#endif
> > watch->func = func;
> > watch->opaque = opaque;
> >
> > @@ -184,6 +181,82 @@ static void watch_remove(const
> > SpiceCoreInterfaceInternal *iface,
> > g_free(watch);
> > }
> >
> > +#else
> > +
> > +struct SpiceWatch {
> > + GSource source;
> > + GPollFD pollfd;
> > +};
> > +
> > +static gboolean
> > +spice_watch_check(GSource *source)
> > +{
> > + SpiceWatch *watch = SPICE_CONTAINEROF(source, SpiceWatch, source);
> > +
> > + return watch->pollfd.events & watch->pollfd.revents;
> > +}
> > +
> > +static gboolean
> > +spice_watch_dispatch(GSource *source,
> > + GSourceFunc callback,
> > + gpointer user_data)
> > +{
> > + SpiceWatch *watch = SPICE_CONTAINEROF(source, SpiceWatch, source);
> > + SpiceWatchFunc func = (SpiceWatchFunc)(void*) callback;
> > +
> > + func(watch->pollfd.fd,
> > giocondition_to_spice_event(watch->pollfd.revents), user_data);
> > + /* timer might be free after func(), don't touch */
> > +
> > + return G_SOURCE_CONTINUE;
> > +}
> > +
> > +static GSourceFuncs spice_watch_funcs = {
> > + .check = spice_watch_check,
> > + .dispatch = spice_watch_dispatch,
> > +};
> > +
> > +static void watch_update_mask(const SpiceCoreInterfaceInternal *iface,
> > + SpiceWatch *watch, int event_mask)
> > +{
> > + GIOCondition old_condition = watch->pollfd.events;
> > + GIOCondition new_condition = spice_event_to_giocondition(event_mask);
> > +
> > + watch->pollfd.events = new_condition;
> > + if (old_condition && !new_condition) {
> > + g_source_remove_poll(&watch->source, &watch->pollfd);
> > + } else if (!old_condition && new_condition) {
> > + g_source_add_poll(&watch->source, &watch->pollfd);
> > + }
> > +}
> > +
> > +static SpiceWatch *watch_add(const SpiceCoreInterfaceInternal *iface,
> > + int fd, int event_mask, SpiceWatchFunc func,
> > void *opaque)
> > +{
> > + SpiceWatch *watch = (SpiceWatch *) g_source_new(&spice_watch_funcs,
> > sizeof(SpiceWatch));
> > +
> > + spice_return_val_if_fail(fd != -1, NULL);
> > + spice_return_val_if_fail(func != NULL, NULL);
> > +
> > + watch->pollfd.fd = fd;
> > + watch->pollfd.events = 0;
> > +
> > + g_source_set_callback(&watch->source,
> > (GSourceFunc)(void*)(SpiceWatchFunc) func, opaque, NULL);
> > +
> > + g_source_attach(&watch->source, iface->main_context);
> > +
> > + watch_update_mask(iface, watch, event_mask);
> > +
> > + return watch;
> > +}
> > +
> > +static void watch_remove(const SpiceCoreInterfaceInternal *iface,
> > + SpiceWatch *watch)
> > +{
> > + g_source_destroy(&watch->source);
> > + g_source_unref(&watch->source);
> > +}
> > +#endif
> > +
> > const SpiceCoreInterfaceInternal event_loop_core = {
> > .timer_add = timer_add,
> > .timer_start = timer_start,
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