--- fenglin/lib/client_addr.inc.php	2025/03/02 02:32:22	1.10
+++ fenglin/lib/client_addr.inc.php	2025/03/28 05:51:38	1.11
@@ -1,15 +1,11 @@
 <?
-require_once "common.inc.php";
-
-function Client_Address($addr=null,$x_addr=null)
+	require_once "../lib/ip_mask.inc.php";
+?>
+<?
+function client_addr(int $mask_level = 0) : string
 {
-	if ($addr == null)
-		$addr = $_SERVER["REMOTE_ADDR"];
+	$ip = (isset($_SERVER["REMOTE_ADDR"]) ? $_SERVER["REMOTE_ADDR"] : "");
 
-	if ($x_addr == null && isset($_SERVER["HTTP_X_FORWARDED_FOR"]))
-		$x_addr = $_SERVER["HTTP_X_FORWARDED_FOR"];
-
-	return $_SERVER["REMOTE_ADDR"];
+	return ip_mask($ip, $mask_level, "%");
 }
-
 ?>