common: add spice_channel_test_common_capability()

3 files changed, 31 insertions, 2 deletions

diff --git a/gtk/spice-channel.c b/gtk/spice-channel.c
index 6140407..4ec0232 100644
--- a/gtk/spice-channel.c
+++ b/gtk/spice-channel.c
@@ -1590,9 +1590,9 @@ static gboolean test_capability(GArray *caps, guint32 cap)
  * @self:
  * @cap:
  *
- * Test availability of specific channel-kind capability of the remote.
+ * Test availability of remote "channel kind capability".
  *
- * Returns: %TRUE if @cap, a specific channel capability, is available.
+ * Returns: %TRUE if @cap (channel kind capability) is available.
  **/
 gboolean spice_channel_test_capability(SpiceChannel *self, guint32 cap)
 {
@@ -1604,6 +1604,25 @@ gboolean spice_channel_test_capability(SpiceChannel *self, guint32 cap)
     return test_capability(c->remote_caps, cap);
 }
 
+/**
+ * spice_channel_test_common_capability:
+ * @self:
+ * @cap:
+ *
+ * Test availability of remote "common channel capability".
+ *
+ * Returns: %TRUE if @cap (common channel capability) is available.
+ **/
+gboolean spice_channel_test_common_capability(SpiceChannel *self, guint32 cap)
+{
+    spice_channel *c;
+
+    g_return_val_if_fail(SPICE_IS_CHANNEL(self), FALSE);
+
+    c = self->priv;
+    return test_capability(c->remote_common_caps, cap);
+}
+
 static void set_capability(GArray *caps, guint32 cap)
 {
     guint word_index = cap / 32;
diff --git a/gtk/spice-channel.h b/gtk/spice-channel.h
index 9486047..cd16d8c 100644
--- a/gtk/spice-channel.h
+++ b/gtk/spice-channel.h
@@ -104,6 +104,7 @@ gboolean spice_channel_connect(SpiceChannel *channel);
 gboolean spice_channel_open_fd(SpiceChannel *channel, int fd);
 void spice_channel_disconnect(SpiceChannel *channel, SpiceChannelEvent event);
 gboolean spice_channel_test_capability(SpiceChannel *channel, guint32 cap);
+gboolean spice_channel_test_common_capability(SpiceChannel *channel, guint32 cap);
 void spice_channel_set_capability(SpiceChannel *channel, guint32 cap);
 
 G_END_DECLS
diff --git a/gtk/spice-client-gtk.defs b/gtk/spice-client-gtk.defs
index 6a67dc1..7930318 100644
--- a/gtk/spice-client-gtk.defs
+++ b/gtk/spice-client-gtk.defs
@@ -384,6 +384,15 @@
   )
 )
 
+(define-method test_common_capability
+  (of-object "SpiceChannel")
+  (c-name "spice_channel_test_common_capability")
+  (return-type "gboolean")
+  (parameters
+    '("guint32" "cap")
+  )
+)
+
 (define-method set_capability
   (of-object "SpiceChannel")
   (c-name "spice_channel_set_capability")