struct casereader;
struct dictionary;
struct spreadsheet_read_info;
+struct spreadsheet_read_options;
-struct casereader * gnumeric_open_reader (struct spreadsheet_read_info *, struct dictionary **);
+struct spreadsheet *gnumeric_probe (const char *filename, bool report_errors);
+
+const char * gnumeric_get_sheet_name (struct spreadsheet *s, int n);
+char * gnumeric_get_sheet_range (struct spreadsheet *s, int n);
+
+struct casereader * gnumeric_make_reader (struct spreadsheet *spreadsheet,
+ const struct spreadsheet_read_options *opts);
+
+void gnumeric_destroy (struct spreadsheet *r);
#endif