• album : xspf_track
• creator : xspf_track
• duration : xspf_track
• identifier : xspf_list
• identifiers : xspf_track
• license : xspf_list
• list : XspfCReaderCallback
• location : xspf_list
• locations : xspf_track
• newtrack : XspfCReaderCallback
• next : xspf_track , xspf_mvalue
• pdata : xspf_mvalue , xspf_list , xspf_track
• title : xspf_track
• tracknum : xspf_track
• tracks : xspf_list
• value : xspf_mvalue