/// <summary>
/// this method is blocked for running services
/// </summary>
/// <param name="port">listening port</param>
public void Run(int port)
{
Socket srv = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
srv.ExclusiveAddressUse = false;
srv.Bind(new IPEndPoint(IPAddress.Any, port));
srv.Listen(int.MaxValue);
srvs.Add(srv);
while (true)
{
Socket socket = srv.Accept();
new Thread(() =>
{
try
{
byte[] buf = new byte[1024];
while (true)
{
RecvBuf recv = new RecvBuf();
while (true)
{
if (recv.Size.HasValue && recv.Size.Value == recv.Len)
{
break;
}
int read = socket.Receive(buf);
if (read > 0)
{
recv.Append(buf, read);
}
else
{
socket.Shutdown(SocketShutdown.Both);
socket.Dispose();
return;
}
}
byte[] rst = new SendData(srvFun.Invoke(recv.ByteQue)).ToArray();
int write = 0;
while (true)
{
write += socket.Send(rst, write, rst.Length - write, SocketFlags.None);
if (write >= rst.Length)
{
break;
}
}
}
}
catch
{
socket.Shutdown(SocketShutdown.Both);
socket.Dispose();
}
}).Start();
}
}
/// <summary>
/// call the server method
/// </summary>
/// <typeparam name="T">any type can be used here when the server is void</typeparam>
/// <param name="fun">data generated by Fun.fun</param>
/// <returns>the data returned by the server is null when there is no return value</returns>
public T Invoke <T>(ByteQue fun)
{
byte[] data = new SendData(fun).ToArray();
int write = 0;
while (true)
{
write += socket.Send(data, write, data.Length - write, SocketFlags.None);
if (write >= data.Length)
{
break;
}
}
RecvBuf recv = new RecvBuf();
byte[] buf = new byte[1024];
while (true)
{
if (recv.Size.HasValue && recv.Size == recv.Len)
{
break;
}
int read = socket.Receive(buf);
if (read > 0)
{
recv.Append(buf, read);
}
else
{
Dispose();
throw new Exception("remote connection has been disconnected");
}
}
ByteQue ret = recv.ByteQue;
String msg = ret.Pop <string>();
if (msg != null)
{
throw new Exception(msg);
}
if (ret.Len > 0)
{
return(ret.Pop <T>());
}
return(default(T));
}