//
// System.Net.Sockets.MulticastOption.cs
//
// Author:
// Andrew Sutton
//
// (C) Andrew Sutton
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Net;
namespace System.Net.Sockets{
// <remarks>
// Encapsulates a multicast option
// </remarks>
public class MulticastOption
{
// Don't change the names of these fields without also
// changing socket-io.c in the runtime
private IPAddress group;
private IPAddress local;
#if NET_2_0
int iface_index;
#endif
public MulticastOption (IPAddress group)
: this (group, IPAddress.Any)
{
}
#if NET_2_0
public MulticastOption (IPAddress group, int interfaceIndex)
{
if (group == null)
throw new ArgumentNullException ("group");
if (interfaceIndex < 0 || interfaceIndex > 0xffffff)
throw new ArgumentOutOfRangeException ("interfaceIndex");
this.group = group;
this.iface_index = interfaceIndex;
}
#endif
public MulticastOption (IPAddress group, IPAddress mcint)
{
if (group == null)
throw new ArgumentNullException ("group");
if (mcint == null)
throw new ArgumentNullException ("mcint");
this.group = group;
this.local = mcint;
}
public IPAddress Group {
get { return group; }
set { group = value; }
}
public IPAddress LocalAddress {
get { return local; }
set {
local = value;
#if NET_2_0
iface_index = 0;
#endif
}
}
#if NET_2_0
public int InterfaceIndex {
get { return iface_index; }
set {
if (value < 0 || value > 0xffffff)
throw new ArgumentOutOfRangeException ("value");
iface_index = value;
local = null;
}
}
#endif
}
}
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