From dd9777a6b71b4b1a0cea8e46c26fa4fab1de24b8 Mon Sep 17 00:00:00 2001
From: Daniel Gultsch <daniel@gultsch.de>
Date: Sun, 8 Sep 2019 17:44:26 +0200
Subject: [PATCH] do not include scope in ipv6 annoucment

---
 .../xmpp/jingle/DirectConnectionUtils.java          | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/DirectConnectionUtils.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/DirectConnectionUtils.java
index d418e4e93..8d9818ed9 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/jingle/DirectConnectionUtils.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/DirectConnectionUtils.java
@@ -1,8 +1,10 @@
 package eu.siacs.conversations.xmpp.jingle;
 
+import java.net.Inet6Address;
 import java.net.InetAddress;
 import java.net.NetworkInterface;
 import java.net.SocketException;
+import java.net.UnknownHostException;
 import java.security.SecureRandom;
 import java.util.ArrayList;
 import java.util.Enumeration;
@@ -29,7 +31,16 @@ public class DirectConnectionUtils {
                 if (inetAddress.isLoopbackAddress() || inetAddress.isLinkLocalAddress()) {
                     continue;
                 }
-                addresses.add(inetAddress);
+                if (inetAddress instanceof Inet6Address) {
+                    //let's get rid of scope
+                    try {
+                        addresses.add(Inet6Address.getByAddress(inetAddress.getAddress()));
+                    } catch (UnknownHostException e) {
+                        //ignored
+                    }
+                } else {
+                    addresses.add(inetAddress);
+                }
             }
         }
         return addresses;