sstrncpy (vl.plugin, "barometer", sizeof (vl.plugin));
sstrncpy (vl.plugin_instance, "mpl3115", sizeof (vl.plugin_instance));
sstrncpy (vl.plugin, "barometer", sizeof (vl.plugin));
sstrncpy (vl.plugin_instance, "mpl3115", sizeof (vl.plugin_instance));