mcs/class/System.ServiceModel.Discovery/System.ServiceModel.Discovery/UdpAnnouncementEndpoint.cs

   1 //
   2 // Author: Atsushi Enomoto <atsushi@ximian.com>
   3 //
   4 // Copyright (C) 2009 Novell, Inc (http://www.novell.com)
   5 //
   6 // Permission is hereby granted, free of charge, to any person obtaining
   7 // a copy of this software and associated documentation files (the
   8 // "Software"), to deal in the Software without restriction, including
   9 // without limitation the rights to use, copy, modify, merge, publish,
  10 // distribute, sublicense, and/or sell copies of the Software, and to
  11 // permit persons to whom the Software is furnished to do so, subject to
  12 // the following conditions:
  13 //
  14 // The above copyright notice and this permission notice shall be
  15 // included in all copies or substantial portions of the Software.
  16 //
  17 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  20 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  21 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  22 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  23 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24 //
  25 using System;
  26 using System.Collections.Generic;
  27 using System.Collections.ObjectModel;
  28 using System.Net.Sockets;
  29 using System.ServiceModel;
  30 using System.ServiceModel.Channels;
  31 using System.ServiceModel.Description;
  32 using System.ServiceModel.Dispatcher;
  33
  34 namespace System.ServiceModel.Discovery
  35 {
  36         public class UdpAnnouncementEndpoint : AnnouncementEndpoint
  37         {
  38                 public static readonly Uri DefaultIPv4MulticastAddress = new Uri ("soap.udp://239.255.255.250:3702/");
  39                 public static readonly Uri DefaultIPv6MulticastAddress = new Uri ("soap.udp://[FF02:0000:0000:0000:0000:0000:0000:000C]:3702/");
  40
  41                 internal static Uri DefaultMulticastAddress {
  42                         get { return Socket.SupportsIPv4 ? DefaultIPv4MulticastAddress : DefaultIPv6MulticastAddress; }
  43                 }
  44
  45                 // (1)->(2)
  46                 public UdpAnnouncementEndpoint ()
  47                         : this (DiscoveryVersion.WSDiscovery11)
  48                 {
  49                 }
  50
  51                 // (2)->(6)
  52                 public UdpAnnouncementEndpoint (DiscoveryVersion discoveryVersion)
  53                         : this (discoveryVersion, DefaultMulticastAddress)
  54                 {
  55                 }
  56
  57                 // (3)->(4)
  58                 public UdpAnnouncementEndpoint (string multicastAddress)
  59                         : this (new Uri (multicastAddress))
  60                 {
  61                 }
  62
  63                 // (4)->(5)
  64                 public UdpAnnouncementEndpoint (Uri multicastAddress)
  65                         : this (DiscoveryVersion.WSDiscovery11, multicastAddress)
  66                 {
  67                 }
  68
  69                 // (5)->(6)
  70                 public UdpAnnouncementEndpoint (DiscoveryVersion discoveryVersion, string multicastAddress)
  71                         : this (discoveryVersion, new Uri (multicastAddress))
  72                 {
  73                 }
  74
  75                 // (6), everything falls to here
  76                 public UdpAnnouncementEndpoint (DiscoveryVersion discoveryVersion, Uri multicastAddress)
  77                         : base (discoveryVersion, CreateBinding (), new EndpointAddress (discoveryVersion.AdhocAddress))
  78                 {
  79                         ListenUri = multicastAddress;
  80                         TransportSettings = new UdpTransportSettings ();
  81                         MulticastAddress = multicastAddress;
  82                         MaxAnnouncementDelay = TimeSpan.FromMilliseconds (500);
  83                         Behaviors.Add (new DiscoveryViaUriBehavior (multicastAddress));
  84                 }
  85
  86                 static Binding CreateBinding ()
  87                 {
  88                         return new CustomBinding (new TextMessageEncodingBindingElement (), new UdpTransportBindingElement ()) { SendTimeout = TimeSpan.FromMinutes (1), ReceiveTimeout = TimeSpan.FromMinutes (10) };
  89                 }
  90
  91                 public Uri MulticastAddress { get; set; }
  92                 public UdpTransportSettings TransportSettings { get; private set; }
  93         }
  94 }