IPv6MulticastOption.cs

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namespace System.Net.Sockets;
 
public class IPv6MulticastOption
{
    private IPAddress _group;
 
    private long _interface;
 
    public IPAddress Group
    {
        get
        {
            return _group;
        }
        set
        {
            _group = value ?? throw new ArgumentNullException("value");
        }
    }
 
    public long InterfaceIndex
    {
        get
        {
            return _interface;
        }
        set
        {
            if (value < 0 || value > uint.MaxValue)
            {
                throw new ArgumentOutOfRangeException("value");
            }
            _interface = value;
        }
    }
 
    public IPv6MulticastOption(IPAddress group, long ifindex)
    {
        if (group == null)
        {
            throw new ArgumentNullException("group");
        }
        if (ifindex < 0 || ifindex > uint.MaxValue)
        {
            throw new ArgumentOutOfRangeException("ifindex");
        }
        _group = group;
        InterfaceIndex = ifindex;
    }
 
    public IPv6MulticastOption(IPAddress group)
    {
        if (group == null)
        {
            throw new ArgumentNullException("group");
        }
        _group = group;
        InterfaceIndex = 0L;
    }
}