void casefile_mode_reader (struct casefile *);
struct casereader *casefile_get_reader (const struct casefile *);
struct casereader *casefile_get_destructive_reader (struct casefile *);
+struct casereader *casefile_get_random_reader (const struct casefile *);
const struct casefile *casereader_get_casefile (const struct casereader *);
bool casereader_read (struct casereader *, struct ccase *);
bool casereader_read_xfer (struct casereader *, struct ccase *);
void casereader_destroy (struct casereader *);
+void casereader_seek (struct casereader *, unsigned long case_idx);
+
unsigned long casereader_cnum(const struct casereader *);
#endif /* casefile.h */