gistfile1.c

	do {
		rc = sqlite3_step(stm);
		switch (rc) {
		case SQLITE_ROW:
			data.iface = sqlite3_column_text(stm, 0);
			cnt->incoming_bytes = sqlite3_column_int64(stm, 1);
			cnt->outgoing_bytes = sqlite3_column_int64(stm, 2);
			if (info_cb(&data, user_data) == PCL_CANCEL)
				rc = SQLITE_DONE; /* emulate end of data */
			break;
		case SQLITE_DONE:
			break;
		case SQLITE_ERROR:
		default:
			result = PCL_ERROR_DB_FAILED;
			break;
		}
	} while (rc == SQLITE_ROW);