private void WaitforData()
{
byte[] data = new byte[512];
running = true;
while (running)
{
try // when the connection is forced close --> then here comes an exception (the connection. receive still wait for the data even though the client is not connected)
{
int byteRead = connection.Receive(data); // save received data in the buffer
string msg = System.Text.Encoding.UTF8.GetString(data, 0, byteRead);
if (msg.StartsWith("@quit"))
{
Close();
}
else
{
int split = msg.IndexOf(":");
Username = msg.Substring(0, split);
string msgText = msg.Substring(split + 1).Trim();
ReceivedMsg?.Invoke(this, msgText);
}
}
catch (Exception)
{
}
}
}
static public isaCommand OnMsgReceived(isaCommand cmd)
{
isaCommand retcmd = new Command {
command = cmd.command
};
//this routes back out to the client callback
if (ReceivedMsg != null)
{
retcmd = (isaCommand)ReceivedMsg?.Invoke(cmd);
}
return(retcmd);
}
void ReceiveAction(IAsyncResult ar)
{
int size = 0;
try
{
size = server.EndReceive(ar);
}
catch
{
if (Disconnected != null)
{
Disconnected.Invoke(server);
}
server.Close();
return;
}
if (size == 0)
{
if (Disconnected != null)
{
Disconnected.Invoke(server);
}
server.Close();
}
else
{
if (ReceivedMsg != null)
{
ReceivedMsg.Invoke(Server, buffer, size);
}
try
{
server.BeginReceive(buffer, 0, buffer.Length, SocketFlags.None, new AsyncCallback(ReceiveAction), null);
}
catch
{
if (Disconnected != null)
{
Disconnected.Invoke(server);
}
}
}
}
/// <summary>
/// 接受操作
/// </summary>
/// <param name="ar">Sokcet连接异步结果</param>
private void ReceiveAction()
{
try
{
while (true)
{
byte[] vs = new byte[8];
server.Receive(vs);
BinaryReader br = new BinaryReader(new MemoryStream(vs));
int head = br.ReadInt32();
int len = br.ReadInt32();
br.Dispose();
if (head == 0x544F4332)
{
byte[] vs1 = new byte[0];
Array.Resize(ref vs1, len);
server.Receive(vs1);
try //控制异常范围
{
ReceivedMsg.Invoke(this, server, vs1, len);
}
catch
{
}
}
else
{
throw new Exception(); //抛出异常实现什么都不做
}
}
}
catch
{
Disconnected.Invoke(this, server);
server.Dispose();
}
}
public void WaitToRecieveData()
{
byte[] data = new byte[512];
running = true;
while (running)
{
try
{
int byteRead = connection.Receive(data);
string msg = System.Text.Encoding.UTF8.GetString(data, 0, byteRead);
if (msg.StartsWith("@quit"))
{
Disconnect();
}
else
{
ReceivedMsg?.Invoke(this, msg);
}
}
catch (Exception)
{
}
}
}
private void OnSessionReceived(HcToolInfo info, Command cmd, int addr, int[] values)
{
ReceivedMsg?.Invoke(info, cmd, addr, values);
}