struct casereader;
struct dictionary;
-struct spreadsheet_read_info;
-struct casereader * ods_open_reader (struct spreadsheet_read_info *, struct dictionary **);
+struct spreadsheet_read_options;
+struct spreadsheet;
+
+const char * ods_get_sheet_name (struct spreadsheet *s, int n);
+char * ods_get_sheet_range (struct spreadsheet *s, int n);
+
+struct spreadsheet *ods_probe (const char *filename, bool report_errors);
+
+struct casereader * ods_make_reader (struct spreadsheet *spreadsheet,
+ const struct spreadsheet_read_options *opts);
+
+void ods_destroy (struct spreadsheet *s);
#endif