public int CreateSocket(IPEndPoint ipEP, int index1, int index2)
{
NetworkInterface[] interfaces = NetworkInterface.GetAllNetworkInterfaces();
UnicastIPAddressInformationCollection ipInf = interfaces[index1].GetIPProperties().UnicastAddresses;
IPAddress localAddress = ipInf[index2].Address;
Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
try {
socket.Bind(new IPEndPoint(localAddress, ipEP.Port));
} catch (Exception) { return(-1); }
MulticastOption mcastOpt = new MulticastOption(ipEP.Address, localAddress);
socket.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.AddMembership, mcastOpt);
socket.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.MulticastInterface, 0);
UdpGroupSocketObject socketObj = new UdpGroupSocketObject();
socketObj.socket = socket;
socketObj.remoteIpEP = ipEP;
socketObj.DisplayName = GetDisplayName(ipEP);
socketObj.Parent = this;
socketObj.Children = null;
socketObjs.Add(socketObj);
AsynchronousSocketListener.StartRead(socketObj);
return(0);
}
private void ShowUDPGroupView()
{
UDPGroupSocket p1 = (UDPGroupSocket)socketModels[status.index1];
UdpGroupSocketObject p2 = (UdpGroupSocketObject)p1.Children[status.index2];
TLremoteIP.Visibility = Visibility.Visible;
TremoteIP.Visibility = Visibility.Visible;
TLremotePort.Visibility = Visibility.Visible;
TremotePort.Visibility = Visibility.Visible;
TLlocalPort.Visibility = Visibility.Visible;
TlocalPort.Visibility = Visibility.Visible;
TLremoteIP.Text = "组播地址: ";
TLremotePort.Text = "组播端口: ";
TremoteIP.Text = p2.remoteIpEP.Address.ToString();
TremotePort.Text = p2.remoteIpEP.Port.ToString();
TlocalPort.Text = TremotePort.Text;
}