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[libvirt] [PATCH libvirt-glib] Add async version of gvir_domain_start



---
 libvirt-gobject/libvirt-gobject-domain.c |   75 ++++++++++++++++++++++++++++++
 libvirt-gobject/libvirt-gobject-domain.h |    9 ++++
 libvirt-gobject/libvirt-gobject.sym      |    3 ++
 3 files changed, 87 insertions(+)

diff --git a/libvirt-gobject/libvirt-gobject-domain.c b/libvirt-gobject/libvirt-gobject-domain.c
index 59af63f..088cd33 100644
--- a/libvirt-gobject/libvirt-gobject-domain.c
+++ b/libvirt-gobject/libvirt-gobject-domain.c
@@ -345,6 +345,81 @@ gboolean gvir_domain_start(GVirDomain *dom,
     return TRUE;
 }
 
+typedef struct {
+    guint flags;
+} DomainStartData;
+
+static void domain_start_data_free(DomainStartData *data)
+{
+    g_slice_free(DomainStartData, data);
+}
+
+static void
+gvir_domain_start_helper(GSimpleAsyncResult *res,
+                         GObject *object,
+                         GCancellable *cancellable G_GNUC_UNUSED)
+{
+    GVirDomain *dom = GVIR_DOMAIN(object);
+    DomainStartData *data;
+    GError *err = NULL;
+
+    data = g_simple_async_result_get_op_res_gpointer(res);
+
+    if (!gvir_domain_start(dom, data->flags, &err))
+        g_simple_async_result_take_error(res, err);
+}
+
+/**
+ * gvir_domain_start_async:
+ * @dom: the domain
+ * @flags:  the flags
+ * @cancellable: (allow-none)(transfer none): cancellation object
+ * @callback: (scope async): completion callback
+ * @user_data: (closure): opaque data for callback
+ *
+ * Asynchronous variant of #gvir_domain_start.
+ */
+void gvir_domain_start_async(GVirDomain *dom,
+                             guint flags,
+                             GCancellable *cancellable,
+                             GAsyncReadyCallback callback,
+                             gpointer user_data)
+{
+    GSimpleAsyncResult *res;
+    DomainStartData *data;
+
+    g_return_if_fail(GVIR_IS_DOMAIN(dom));
+    g_return_if_fail((cancellable == NULL) || G_IS_CANCELLABLE(cancellable));
+
+    data = g_slice_new0(DomainStartData);
+    data->flags = flags;
+
+    res = g_simple_async_result_new(G_OBJECT(dom),
+                                    callback,
+                                    user_data,
+                                    gvir_domain_start_async);
+    g_simple_async_result_set_op_res_gpointer (res, data, (GDestroyNotify)domain_start_data_free);
+    g_simple_async_result_run_in_thread(res,
+                                        gvir_domain_start_helper,
+                                        G_PRIORITY_DEFAULT,
+                                        cancellable);
+    g_object_unref(res);
+}
+
+gboolean gvir_domain_start_finish(GVirDomain *dom,
+                                  GAsyncResult *result,
+                                  GError **err)
+{
+    g_return_val_if_fail(GVIR_IS_DOMAIN(dom), FALSE);
+    g_return_val_if_fail(g_simple_async_result_is_valid(result, G_OBJECT(dom), gvir_domain_start_async), FALSE);
+    g_return_val_if_fail(err == NULL || *err == NULL, FALSE);
+
+    if (g_simple_async_result_propagate_error(G_SIMPLE_ASYNC_RESULT(result), err))
+        return FALSE;
+
+    return TRUE;
+}
+
 /**
  * gvir_domain_resume:
  * @dom: the domain
diff --git a/libvirt-gobject/libvirt-gobject-domain.h b/libvirt-gobject/libvirt-gobject-domain.h
index 677fbe6..87b94f4 100644
--- a/libvirt-gobject/libvirt-gobject-domain.h
+++ b/libvirt-gobject/libvirt-gobject-domain.h
@@ -124,6 +124,15 @@ gint gvir_domain_get_id(GVirDomain *dom,
 gboolean gvir_domain_start(GVirDomain *dom,
                            guint flags,
                            GError **err);
+void gvir_domain_start_async(GVirDomain *dom,
+                             guint flags,
+                             GCancellable *cancellable,
+                             GAsyncReadyCallback callback,
+                             gpointer user_data);
+gboolean gvir_domain_start_finish(GVirDomain *dom,
+                                  GAsyncResult *result,
+                                  GError **err);
+
 gboolean gvir_domain_resume(GVirDomain *dom,
                             GError **err);
 gboolean gvir_domain_stop(GVirDomain *dom,
diff --git a/libvirt-gobject/libvirt-gobject.sym b/libvirt-gobject/libvirt-gobject.sym
index 7121794..94e441a 100644
--- a/libvirt-gobject/libvirt-gobject.sym
+++ b/libvirt-gobject/libvirt-gobject.sym
@@ -165,6 +165,9 @@ LIBVIRT_GOBJECT_0.0.9 {
 	gvir_connection_get_capabilities;
 	gvir_connection_get_capabilities_async;
 	gvir_connection_get_capabilities_finish;
+
+	gvir_domain_start_async;
+	gvir_domain_start_finish;
 } LIBVIRT_GOBJECT_0.0.8;
 
 # .... define new API here using predicted next version number ....
-- 
1.7.10.2


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