private void ParseAccpetData(byte[] recBuffer, int length, Client_Hash client_Hash)
{
// throw new NotImplementedException();
ProtocolPack protocolPack = new ProtocolPack();
protocolPack.Bytes = new byte[length];
Array.Copy(recBuffer, protocolPack.Bytes, length);
protocolPack.Client = client_Hash;
ProtocolPackEvent(this, new ProtocolPackEventArgs(protocolPack));
}
private void KeepAlive(object state)
{
// throw new NotImplementedException();
Client_Hash client = (Client_Hash)state;
client.CurrentCount = 0;
try
{
while (true)
{
client.CurrentCount++;
if (client.CurrentCount >= 10)
{
client.IsRead = false;
byte[] send = Encoding.Default.GetBytes("isKeepAlive");
client.ClientSocket.Send(send);
client.ClientSocket.ReceiveTimeout = 10000;
byte[] bytes = new byte[1024];
int length = client.ClientSocket.Receive(bytes, SocketFlags.None);
if (length != 0)
{
client.CurrentCount = 0;
bytes = null;
client.IsRead = true;
}
bytes = null;
}
Thread.Sleep(1000);
}
}
catch (Exception ex)
{
if (client.ClientSocket != null)
{
client.ClientSocket.Close();
client.ClientSocket = null;
client.TokenSource.Cancel();
client_Hashes.Remove(client);
client.CurrentCount = 0;
client.IsRead = false;
ProtocolClientEvent(this, new ProtocolClientEventArgs(client_Hashes));
}
// throw;
}
}
private void MES_ServerAccpetData(CancellationToken token, Client_Hash client, object state)
{
try
{
while (true)
{
if (!client.IsRead)
{
continue;
}
if (token.IsCancellationRequested)
{
break;
}
if (client.ClientSocket.Poll(1000000, SelectMode.SelectRead) && client.IsRead)
{
int length = client.ClientSocket.Receive(recBuffer, SocketFlags.None);
string result = Encoding.Default.GetString(recBuffer, 0, length);
if (result == "isKeepAlive")
{
client.ClientSocket.Send(recBuffer, 0, length, SocketFlags.None);
}
client.CurrentCount = 0;
if (length != 0)
{
ParseAccpetData(recBuffer, length, client);
}
}
}
}
catch (Exception ex)
{
if (client.ClientSocket != null)
{
client.ClientSocket.Close();
client.ClientSocket = null;
client.TokenSource.Cancel();
client_Hashes.Remove(client);
client.CurrentCount = 0;
client.IsRead = false;
ProtocolClientEvent(this, new ProtocolClientEventArgs(client_Hashes));
}
}
}
private void ServerListen()
{
try
{
while (true)
{
ServerSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
ServerSocket.Bind(new IPEndPoint(IPAddress.Parse(ServerIP), ServerPort));
ServerSocket.Listen(10);
while (true)
{
Socket clientSocket = ServerSocket.Accept();
IPEndPoint remoteEndPoint = (IPEndPoint)clientSocket.RemoteEndPoint;
Client_Hash client = new Client_Hash();
client.Client_IP = remoteEndPoint.Address.ToString();
client.Client_Port = remoteEndPoint.Port;
client.ClientSocket = clientSocket;
client.CurrentCount = 0;
client.IsRead = true;
client.TokenSource = new CancellationTokenSource();
client_Hashes.Add(client);
ProtocolClientEvent(this, new ProtocolClientEventArgs(client_Hashes));
ThreadPool.QueueUserWorkItem((o) =>
{
MES_ServerAccpetData(client.TokenSource.Token, client, o);
});
if (isKeepAlive)
{
ParameterizedThreadStart pts = new ParameterizedThreadStart(KeepAlive);
Thread thread = new Thread(pts);
thread.IsBackground = true;
thread.Start(client);
}
}
}
}
catch (Exception ex) { }
}
