>
> On Thu, Mar 02, 2017 at 12:30:26PM +0000, Frediano Ziglio wrote:
> > diff --git a/server/red-worker.c b/server/red-worker.c
> > index 8735cd1..fbb7070 100644
> > --- a/server/red-worker.c
> > +++ b/server/red-worker.c
> > @@ -736,7 +736,7 @@ static void handle_dev_display_connect(void *opaque,
> > void *payload)
> > spice_return_if_fail(display);
> >
> > dcc = dcc_new(display, msg->client, msg->stream, msg->migration,
> > - msg->common_caps, msg->num_common_caps, msg->caps,
> > msg->num_caps,
> > + &msg->caps,
>
> I'd put this one on the same line as msg->migration.
>
> > worker->image_compression, worker->jpeg_state,
> > worker->zlib_glz_state);
> > if (!dcc) {
> > return;
> > @@ -745,8 +745,7 @@ static void handle_dev_display_connect(void *opaque,
> > void *payload)
> > guest_set_client_capabilities(worker);
> > dcc_start(dcc);
> >
> > - free(msg->caps);
> > - free(msg->common_caps);
> > + red_channel_capabilities_reset(&msg->caps);
> > }
> >
> > static void handle_dev_display_disconnect(void *opaque, void *payload)
> > @@ -832,10 +831,8 @@ static void handle_dev_cursor_connect(void *opaque,
> > void *payload)
> > spice_debug("cursor connect");
> > cursor_channel_connect(worker->cursor_channel,
> > msg->client, msg->stream, msg->migration,
> > - msg->common_caps, msg->num_common_caps,
> > - msg->caps, msg->num_caps);
> > - free(msg->caps);
> > - free(msg->common_caps);
> > + &msg->caps);
> > + red_channel_capabilities_reset(&msg->caps);
> > }
> >
> > static void handle_dev_cursor_disconnect(void *opaque, void *payload)
> > diff --git a/server/reds.c b/server/reds.c
> > index f99dfda..6b8d1ef 100644
> > --- a/server/reds.c
> > +++ b/server/reds.c
> > @@ -1675,6 +1675,26 @@ static RedClient *reds_get_client(RedsState *reds)
> > return reds->clients->data;
> > }
> >
> > +static void
> > +red_channel_capabilities_from_link_message(RedChannelCapabilities *caps,
> > + const SpiceLinkMess *link_mess)
> > +{
> > + const uint32_t *raw_caps = (uint32_t *)((uint8_t *)link_mess +
> > link_mess->caps_offset);
> > +
> > + caps->num_common_caps = link_mess->num_common_caps;
> > + caps->common_caps = NULL;
> > + if (caps->num_common_caps) {
> > + caps->common_caps = spice_memdup(raw_caps,
> > + link_mess->num_common_caps *
> > sizeof(uint32_t));
> > + }
> > + caps->num_caps = link_mess->num_channel_caps;
> > + caps->caps = NULL;
> > + if (link_mess->num_channel_caps) {
> > + caps->caps = spice_memdup(raw_caps + link_mess->num_common_caps,
> > + link_mess->num_channel_caps *
> > sizeof(uint32_t));
> > + }
> > +}
>
> Not really a big fan of having this kind of functions because we use
> stack-allocated struct rather than just allocating a new struct. This
> function should only be used on non-initialized RedChannelCapabilities
> (this will leak otherwise), but it's non-obvious from the function name.
>
Maybe red_channel_capabilities_init_from_link_message ?
>
> Acked-by: Christophe Fergeau <cfergeau@xxxxxxxxxx>
>
> Christophe
>
Frediano
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