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99 lines
2.9 KiB
99 lines
2.9 KiB
using Apewer.Network;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Net;
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using System.Net.Sockets;
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using System.Text;
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using System.Threading;
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namespace Apewer
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{
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internal class TcpInstance
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{
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private TcpServer _parent;
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private Socket _server;
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private Socket _client;
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private IPEndPoint _ep;
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private string _ip;
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private int _port;
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private ManualResetEvent _done = new ManualResetEvent(false);
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private int _length = 0;
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private byte[] _data;
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public TcpInstance(TcpServer parent, Socket server, Socket client)
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{
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_parent = parent;
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_server = server;
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_client = client;
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_ep = (IPEndPoint)_client.RemoteEndPoint;
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_ip = _ep.Address.ToString();
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_port = _ep.Port;
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}
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public void Process()
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{
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try
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{
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var vm = new TcpBuffer();
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vm.Socket = _client;
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vm.Socket.BeginReceive(vm.Buffer, 0, vm.Buffer.Length, SocketFlags.None, Callback, vm);
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_done.WaitOne();
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}
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catch (Exception argex) { _parent.RaiseExcepted(argex); }
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}
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private void Callback(IAsyncResult ar)
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{
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try
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{
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var buffer = (TcpBuffer)ar.AsyncState;
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if (buffer.Socket.Connected)
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{
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_length = buffer.Socket.EndReceive(ar);
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if (_length > 0)
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{
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_data = new byte[_length];
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Array.Copy(buffer.Buffer, 0, _data, 0, _length);
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_parent.RaiseReceived(_ip, _port, _data);
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buffer.Socket.BeginReceive(buffer.Buffer, 0, buffer.Buffer.Length, SocketFlags.None, Callback, buffer);
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}
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else
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{
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if (_client != null)
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{
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if (_client.Connected) _client.Close();
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_client = null;
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}
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if (_ep != null)
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{
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_parent.Remove(_ip + "-" + _port.ToString());
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_parent.RaiseClosed(_ip, _port);
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}
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}
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}
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else
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{
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if (!string.IsNullOrEmpty(_ip)) _parent.Close(_ip, _port);
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}
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}
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catch (Exception ex)
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{
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_parent.RaiseExcepted(ex);
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if (_client != null)
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{
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if (_client.Connected) _client.Close();
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_client = null;
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}
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_parent.Close(_ip, _port);
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}
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_done.Set();
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}
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}
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}
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