System.Net.EndpointPermission.SubsetMatch C# (CSharp) Method

        internal bool SubsetMatch(EndpointPermission e) {
            return ((transport == e.transport) || (e.transport == TransportType.All))
                    && ((port == e.port) || (e.port == SocketPermission.AllPorts) || port == SocketPermission.AnyPort)
                    && MatchAddress(e);
        }