C++ (Cpp) put_changed_properties Examples

Example #1

File: dbus_new_helpers.c Project: MindShow/amlogic_s905_kernel_merges

static void do_send_deprecated_prop_changed_signal(
	DBusConnection *con, const char *path, const char *interface,
	const struct wpa_dbus_object_desc *obj_dsc)
{
	DBusMessage *msg;
	DBusMessageIter signal_iter, dict_iter;

	msg = dbus_message_new_signal(path, interface, "PropertiesChanged");
	if (msg == NULL)
		return;

	dbus_message_iter_init_append(msg, &signal_iter);

	if (!dbus_message_iter_open_container(&signal_iter, DBUS_TYPE_ARRAY,
					      "{sv}", &dict_iter))
		goto err;

	if (!put_changed_properties(obj_dsc, interface, &dict_iter, 1))
		goto err;

	if (!dbus_message_iter_close_container(&signal_iter, &dict_iter))
		goto err;

	dbus_connection_send(con, msg, NULL);

out:
	dbus_message_unref(msg);
	return;

err:
	wpa_printf(MSG_DEBUG, "dbus: %s: Failed to construct signal",
		   __func__);
	goto out;
}

Example #2

File: dbus_new_helpers.c Project: Hansenq/wifi-goes-to-town

static void do_send_prop_changed_signal(
	DBusConnection *con, const char *path, const char *interface,
	const struct wpa_dbus_object_desc *obj_dsc)
{
	DBusMessage *msg;
	DBusMessageIter signal_iter, dict_iter;

	msg = dbus_message_new_signal(path, DBUS_INTERFACE_PROPERTIES,
				      "PropertiesChanged");
	if (msg == NULL)
		return;

	dbus_message_iter_init_append(msg, &signal_iter);

	if (!dbus_message_iter_append_basic(&signal_iter, DBUS_TYPE_STRING,
					    &interface) ||
	    /* Changed properties dict */
	    !dbus_message_iter_open_container(&signal_iter, DBUS_TYPE_ARRAY,
					      "{sv}", &dict_iter) ||
	    !put_changed_properties(obj_dsc, interface, &dict_iter, 0) ||
	    !dbus_message_iter_close_container(&signal_iter, &dict_iter) ||
	    /* Invalidated properties array (empty) */
	    !dbus_message_iter_open_container(&signal_iter, DBUS_TYPE_ARRAY,
					      "s", &dict_iter) ||
	    !dbus_message_iter_close_container(&signal_iter, &dict_iter)) {
		wpa_printf(MSG_DEBUG, "dbus: %s: Failed to construct signal",
			   __func__);
	} else {
		dbus_connection_send(con, msg, NULL);
	}

	dbus_message_unref(msg);
}