Better use buffer_to_buffer, since zval is really buffer, not string (it can

contain \0's and not end in \0).
# and recode_string is recode_buffer_to_buffer internally anyways

ext/recode/recode.c

@@ -111,6 +111,7 @@ PHP_FUNCTION(recode_string)
 	pval **str;
 	pval **req;
 	bool success;
+	int r_len=0, r_alen =0;
 	
 	ReSLS_FETCH();
 	if (ZEND_NUM_ARGS() != 2
@@ -132,13 +133,13 @@ PHP_FUNCTION(recode_string)
 		goto error_exit;
 	}
 	
-	r = recode_string(request, (*str)->value.str.val);
+	recode_buffer_to_buffer(request, Z_STRVAL_PP(str), Z_STRLEN_PP(str), &r, &r_len, &r_alen);
 	if (!r) {
 		php_error(E_WARNING, "Recoding failed.");
 		goto error_exit;
 	}
 	
-	RETVAL_STRING(r, 1);
+	RETVAL_STRINGL(r, r_len, 1);
 	free(r);
 	/* FALLTHROUGH */