99 lines
2.5 KiB
C#
99 lines
2.5 KiB
C#
//
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// System.Net.Sockets.MulticastOption.cs
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//
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// Author:
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// Andrew Sutton
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//
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// (C) Andrew Sutton
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//
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System;
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using System.Net;
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namespace System.Net.Sockets
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{
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// <remarks>
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// Encapsulates a multicast option
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// </remarks>
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public class MulticastOption
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{
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// Don't change the names of these fields without also
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// changing socket-io.c in the runtime
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private IPAddress group;
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private IPAddress local;
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int iface_index;
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public MulticastOption (IPAddress group)
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: this (group, IPAddress.Any)
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{
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}
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public MulticastOption (IPAddress group, int interfaceIndex)
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{
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if (group == null)
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throw new ArgumentNullException ("group");
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if (interfaceIndex < 0 || interfaceIndex > 0xffffff)
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throw new ArgumentOutOfRangeException ("interfaceIndex");
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this.group = group;
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this.iface_index = interfaceIndex;
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}
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public MulticastOption (IPAddress group, IPAddress mcint)
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{
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if (group == null)
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throw new ArgumentNullException ("group");
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if (mcint == null)
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throw new ArgumentNullException ("mcint");
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this.group = group;
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this.local = mcint;
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}
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public IPAddress Group {
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get { return group; }
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set { group = value; }
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}
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public IPAddress LocalAddress {
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get { return local; }
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set {
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local = value;
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iface_index = 0;
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}
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}
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public int InterfaceIndex {
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get { return iface_index; }
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set {
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if (value < 0 || value > 0xffffff)
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throw new ArgumentOutOfRangeException ("value");
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iface_index = value;
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local = null;
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}
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}
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}
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}
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