From 9db7ae4b31a5e0ddfc0878fa662fd8e3f8645373 Mon Sep 17 00:00:00 2001
From: creeper123123321 <7974274+creeper123123321@users.noreply.github.com>
Date: Thu, 25 Feb 2021 19:11:14 -0300
Subject: [PATCH] filter multicast local

---
 .../kotlin/com/github/creeper123123321/viaaas/Util.kt  | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/main/kotlin/com/github/creeper123123321/viaaas/Util.kt b/src/main/kotlin/com/github/creeper123123321/viaaas/Util.kt
index fe797b7..19cacf1 100644
--- a/src/main/kotlin/com/github/creeper123123321/viaaas/Util.kt
+++ b/src/main/kotlin/com/github/creeper123123321/viaaas/Util.kt
@@ -93,10 +93,14 @@ fun mcCfb8(key: ByteArray, mode: Int): Cipher {
 }
 
 fun checkLocalAddress(inetAddress: InetAddress): Boolean {
-    return VIAaaSConfig.blockLocalAddress && (inetAddress.isSiteLocalAddress
-            || inetAddress.isLoopbackAddress
+    return VIAaaSConfig.blockLocalAddress && (inetAddress.isAnyLocalAddress
             || inetAddress.isLinkLocalAddress
-            || inetAddress.isAnyLocalAddress
+            || inetAddress.isLoopbackAddress
+            || inetAddress.isSiteLocalAddress
+            || inetAddress.isMCLinkLocal
+            || inetAddress.isMCNodeLocal
+            || inetAddress.isMCOrgLocal
+            || inetAddress.isMCSiteLocal
             || NetworkInterface.networkInterfaces().flatMap { it.inetAddresses() }
         .anyMatch {
             // This public address acts like a localhost, let's block it