private void SetIPv6MulticastOption(SocketOptionName optionName, IPv6MulticastOption mr)
{
var optionValue = new IPv6MulticastRequest()
{
MulticastAddress = mr.Group.GetAddressBytes(),
InterfaceIndex = (int)mr.InterfaceIndex
};
if (UnsafeMethods.setsockopt(Handle, SocketOptionLevel.IPv6, optionName, ref optionValue, IPv6MulticastRequest.Size) ==
SocketError.SocketError)
{
throw new SocketException();
}
}
public static extern SocketError getsockopt([In] IntPtr socketHandle, [In] SocketOptionLevel optionLevel, [In] SocketOptionName optionName, out IPv6MulticastRequest optionValue, [In, Out] ref int optionLength);
public static extern SocketError setsockopt([In] IntPtr socketHandle, [In] SocketOptionLevel optionLevel, [In] SocketOptionName optionName, [In] ref IPv6MulticastRequest mreq, [In] int optionLength);
public static extern SocketError getsockopt([In] IntPtr socketHandle, [In] SocketOptionLevel optionLevel, [In] SocketOptionName optionName, out IPv6MulticastRequest optionValue, [In, Out] ref int optionLength);
