U_CFUNC PHP_FUNCTION(rbbi_get_rules)
{
    BREAKITER_METHOD_INIT_VARS;
    object = getThis();

    if (zend_parse_parameters_none() == FAILURE) {
        intl_error_set(NULL, U_ILLEGAL_ARGUMENT_ERROR,
                       "rbbi_get_rules: bad arguments", 0 TSRMLS_CC);
        RETURN_FALSE;
    }

    BREAKITER_METHOD_FETCH_OBJECT;

    const UnicodeString rules = fetch_rbbi(bio)->getRules();

    Z_TYPE_P(return_value) = IS_STRING;
    if (intl_charFromString(rules, &Z_STRVAL_P(return_value),
                            &Z_STRLEN_P(return_value), BREAKITER_ERROR_CODE_P(bio)) == FAILURE)
    {
        intl_errors_set(BREAKITER_ERROR_P(bio), BREAKITER_ERROR_CODE(bio),
                        "rbbi_hash_code: Error converting result to UTF-8 string",
                        0 TSRMLS_CC);
        RETURN_FALSE;
    }
}
U_CFUNC PHP_FUNCTION(rbbi_get_rules)
{
	BREAKITER_METHOD_INIT_VARS;
	object = getThis();

	if (zend_parse_parameters_none() == FAILURE) {
		intl_error_set(NULL, U_ILLEGAL_ARGUMENT_ERROR,
			"rbbi_get_rules: bad arguments", 0);
		RETURN_FALSE;
	}

	BREAKITER_METHOD_FETCH_OBJECT;

	char *str;
	int str_len;
	const UnicodeString rules = fetch_rbbi(bio)->getRules();

	if (intl_charFromString(rules, &str, &str_len, BREAKITER_ERROR_CODE_P(bio)) == FAILURE)
	{
		intl_errors_set(BREAKITER_ERROR_P(bio), BREAKITER_ERROR_CODE(bio),
				"rbbi_hash_code: Error converting result to UTF-8 string",
				0);
		RETURN_FALSE;
	}
	RETVAL_STRINGL(str, str_len);
	//???
	efree(str);
}