/// <summary>
/// 侦听
/// </summary>
/// <param name="LocalIp">本地IP</param>
/// <param name="Port">本地端口</param>
public void Listen(IPAddress LocalIp, int Port)
{
try
{
IPEndPoint ipEnd = new IPEndPoint(LocalIp, Port);
rUDP = new RUDPSocket( );
this.Listened = true;//侦听
this.ListenPort = Port;
rUDP.Listen(Port);
if (IsAsync)//如果采用异步通信
{
rUDP.BeginReceive(new AsyncCallback(ReadCallback), null);
}
else//如果是同步通信
{
thdUdp = new Thread(new ThreadStart(GetUDPData));
thdUdp.Start();
}
}
catch (Exception e)
{
if (Sock_Error != null)
{
Sock_Error(this, new SockEventArgs(e.Source + "," + e.Message));
}
}
}
/// <summary>
/// 异步接收数据
/// </summary>
/// <param name="ar"></param>
private void ReadCallback(IAsyncResult ar)
{
try
{
IPEndPoint ipend = null;
byte[] RData = rUDP.EndReceive(ar);
if (DataArrival != null)
{
DataArrival(this, new SockEventArgs(RData, ipend));
}
rUDP.BeginReceive(new AsyncCallback(ReadCallback), null);
}
catch (Exception e)
{
if (Sock_Error != null)
{
Sock_Error(this, new SockEventArgs(e.Source + "," + e.Message));
}
}
}
