Changeset 385

Timestamp:

Aug 4, 2022, 12:56:59 AM (2 years ago)

Author:

alloc

Message:

Fixed HttpListener running the IPv6 socket in dual mode on some platforms

File:

• binary-improvements2/SpaceWizards.HttpListener/src/System/Net/Managed/HttpEndPointListener.cs (modified) (1 diff)

binary-improvements2/SpaceWizards.HttpListener/src/System/Net/Managed/HttpEndPointListener.cs

@@ -67 +67 @@
             _endpoint = new IPEndPoint(addr, port);
             _socket = new Socket(addr.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
+
+            if (addr.AddressFamily == AddressFamily.InterNetworkV6) {
+                // Make sure that all platforms behave the same for IPv6 sockets (at least Linux by
+                // default has them in dual mode, so it would conflict with the explicit IPv4 socket)
+                _socket.DualMode = false;
+            }
+
             _socket.Bind(_endpoint);
             _socket.Listen(500);