+ if (resource_browser->priv->refresh_cache_src) {
+ g_source_destroy (resource_browser->priv->refresh_cache_src);
+ resource_browser->priv->refresh_cache_src = NULL;
+ }
+ if (resource_browser->priv->fresh_resources) {
+ g_hash_table_unref (resource_browser->priv->fresh_resources);
+ resource_browser->priv->fresh_resources = NULL;
+ }
+}
+
+static gboolean
+refresh_cache_helper (gpointer key, gpointer value, gpointer data)
+{
+ Resource *resource;
+ GHashTable *fresh_resources;
+
+ resource = value;
+ fresh_resources = data;
+
+ if (g_hash_table_lookup_extended (fresh_resources, key, NULL, NULL))
+ return FALSE;
+ else {
+ g_signal_emit (resource->resource_browser,
+ signals[RESOURCE_UNAVAILABLE],
+ 0,
+ resource->usn);
+
+ return TRUE;
+ }
+}
+
+/* Removes non-responsive resources */
+static gboolean
+refresh_cache (gpointer data)
+{
+ GSSDPResourceBrowser *resource_browser;
+
+ resource_browser = GSSDP_RESOURCE_BROWSER (data);
+ g_hash_table_foreach_remove (resource_browser->priv->resources,
+ refresh_cache_helper,
+ resource_browser->priv->fresh_resources);
+ g_hash_table_unref (resource_browser->priv->fresh_resources);
+ resource_browser->priv->fresh_resources = NULL;
+ resource_browser->priv->refresh_cache_src = NULL;
+
+ return FALSE;