+ if (udev_device_get_property_value(dev, "DISK_MEDIA_CHANGE")) {
+ if (cdrom_media_present(node))
+ udev_handle_dev_add(udev, dev);
+ else
+ udev_handle_dev_remove(udev, dev);
+ return true;
+ }
+
+ return false;
+}
+
+static int udev_handle_dev_change(struct pb_udev *udev, struct udev_device *dev)
+{
+ struct discover_device *ddev;
+ const char *name;
+ int rc = 0;
+
+ name = udev_device_get_sysname(dev);
+
+ ddev = device_lookup_by_id(udev->handler, name);
+
+ /* if this is a CDROM device, process eject & media change requests;
+ * these may stop further processing */
+ if (!udev_device_get_property_value(dev, "ID_CDROM")) {
+ if (udev_handle_cdrom_events(udev, dev, ddev))
+ return 0;
+ }
+
+ /* if this is a new device, treat it as an add */
+ if (!ddev)
+ rc = udev_handle_dev_add(udev, dev);
+
+ return rc;
+}
+
+static int udev_handle_dev_action(struct udev_device *dev, const char *action)
+{
+ struct pb_udev *udev = udev_get_userdata(udev_device_get_udev(dev));
+
+#ifdef DEBUG
+ {
+ struct udev_list_entry *list;
+ const char *name;