GnomeVFSResult captive_file_tell(CaptiveFileObject *captive_file_object,GnomeVFSFileOffset *offset_return);
GnomeVFSResult captive_file_remove(CaptiveFileObject *captive_file_object);
GnomeVFSResult captive_file_file_info_get(CaptiveFileObject *captive_file_object,GnomeVFSFileInfo *file_info);
+GnomeVFSResult captive_file_truncate(CaptiveFileObject *captive_file_object,GnomeVFSFileSize file_size);
G_END_DECLS