/// <summary>
/// 启动UDP，可重复调用，不影响已启动Udp监听的网卡
/// </summary>
/// <param name="strErr"></param>
/// <returns></returns>
public bool StartUdp(ref string strErr)
{
strErr = "";
if (IsOpen)
{
return(true);
}
try
{
List <string> localIps = this.GetLocalIPs();
//IPEndPoint endpoint = null;
//IPAddress address = string.IsNullOrWhiteSpace(f_LocalIP) ? IPAddress.Any : IPAddress.Parse(f_LocalIP);
//endpoint = new IPEndPoint(address, f_ListenPort);
localIps.ForEach((ip) =>
{
UdpClient client = new UdpClient(new IPEndPoint(IPAddress.Parse(ip), f_ListenPort));
UDPClients.Add(client);
ITL.ParamsSettingTool.AppEnv.Singleton.UdpCount += 1;
//启动相应UdpClient Receive监控线程
RecvTask = new Task(() =>
{
this.UdpClientReceive(client);
}, TaskCreationOptions.LongRunning);
RecvTask.Start();
});
}
catch (Exception e)
{
strErr = string.Format("UDP client create failed: {0}", e.Message);
return(false);
}
IsOpen = true;
return(true);
}
void StartToReadingData()
#endif
{
while (!IsDisposed)
{
try
{
Console.WriteLine("start to read data...");
IPEndPoint sender = null;
byte[] byffer = null;
#if (NETSTANDARD1_6 || NETCOREAPP1_1)
var data = await newsock.ReceiveAsync();
sender = data.RemoteEndPoint;
byffer = data.Buffer;
#else
byffer = newsock.Receive(ref sender);
#endif
Console.WriteLine("receive data : " + byffer.Length);
if (!ClientsByIp.ContainsKey(sender.Address.ToString()))
{
Console.WriteLine("not found client " + sender.Address.ToString() + " count: " + ClientsByIp.Count);
continue;
}
var clients = ClientsByIp[sender.Address.ToString()];
foreach (var item in clients)
{
if (!UDPClients.ContainsKey(item))
{
UDPClients.TryAdd(item, new BlockingCollection <byte[]>());
//start engine
CreateNewEngine(item);
}
item.UdpIp = sender;
}
if (byffer.Length == 1)
{
Console.WriteLine("client connected: " + sender.Address.ToString());
continue;
}
foreach (var item in UDPClients)
{
if (item.Key.IPAddress == sender.Address.ToString())
{
continue;
}
bool isAdd = UDPClients[item.Key].TryAdd(byffer);
if (!isAdd)
{
Console.WriteLine("cannot tryAdd to client");
}
}
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
}
}
/// <summary>
/// 停止Udp监听
/// </summary>
public void StopUdp()
{
IsStop = true;
IsOpen = false;
UDPClients?.ForEach((udp) =>
{
udp.Client.Shutdown(SocketShutdown.Both);
udp.Close();
});
UDPClients.Clear();
RecvTask = null;
}
