Commit efae518e authored by Thomas Haller's avatar Thomas Haller
Browse files

exported-object: sort fields in emitted "property-changed" data variant

The fields of the variant should have a consistent sort order.
parent 2b9462f1
......@@ -725,27 +725,53 @@ nm_exported_object_init (NMExportedObject *self)
(GDestroyNotify) g_variant_unref);
typedef struct {
const char *property_name;
GVariant *variant;
} PendingNotifiesItem;
static int
_sort_pending_notifies (gconstpointer a, gconstpointer b, gpointer user_data)
return strcmp (((const PendingNotifiesItem *) a)->property_name,
((const PendingNotifiesItem *) b)->property_name);
static gboolean
idle_emit_properties_changed (gpointer self)
NMExportedObjectPrivate *priv = NM_EXPORTED_OBJECT_GET_PRIVATE (self);
GVariant *variant;
gs_unref_variant GVariant *variant = NULL;
GSList *iter;
GDBusInterfaceSkeleton *interface = NULL;
guint signal_id = 0;
GHashTableIter hash_iter;
const char *dbus_property_name;
GVariantBuilder notifies;
guint i, n;
PendingNotifiesItem *values;
priv->notify_idle_id = 0;
g_variant_builder_init (&notifies, G_VARIANT_TYPE_VARDICT);
n = g_hash_table_size (priv->pending_notifies);
g_return_val_if_fail (n > 0, FALSE);
values = g_alloca (sizeof (values[0]) * n);
i = 0;
g_hash_table_iter_init (&hash_iter, priv->pending_notifies);
while (g_hash_table_iter_next (&hash_iter, (gpointer) &dbus_property_name, (gpointer) &variant))
g_variant_builder_add (&notifies, "{sv}", dbus_property_name, variant);
while (g_hash_table_iter_next (&hash_iter, (gpointer) &values[i].property_name, (gpointer) &values[i].variant))
nm_assert (i == n);
g_qsort_with_data (values, n, sizeof (values[0]), _sort_pending_notifies, NULL);
g_variant_builder_init (&notifies, G_VARIANT_TYPE_VARDICT);
for (i = 0; i < n; i++)
g_variant_builder_add (&notifies, "{sv}", values[i].property_name, values[i].variant);
variant = g_variant_ref_sink (g_variant_builder_end (&notifies));
g_hash_table_remove_all (priv->pending_notifies);
variant = g_variant_builder_end (&notifies);
g_variant_ref_sink (variant);
for (iter = priv->interfaces; iter; iter = iter->next) {
signal_id = g_signal_lookup ("properties-changed", G_OBJECT_TYPE (iter->data));
......@@ -764,8 +790,6 @@ idle_emit_properties_changed (gpointer self)
g_signal_emit (interface, signal_id, 0, variant);
g_variant_unref (variant);
return FALSE;
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