/// <summary>
/// 连接服务器
/// </summary>
/// <param name="_currIP"></param>
/// <param name="_currPort"></param>
internal void Connect(string _currIP, int _currPort)
{
if (!IsConnceted)
{
try
{
//创建套接字
clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
//解析IP地址
IPAddress ipAddress = IPAddress.Parse(_currIP);
IPEndPoint ipEndpoint = new IPEndPoint(ipAddress, _currPort);
//异步连接
IAsyncResult result = clientSocket.BeginConnect(ipEndpoint, new AsyncCallback(_onConnect_Sucess), clientSocket);
bool success = result.AsyncWaitHandle.WaitOne(5000, true);
if (!success)
{
//超时
Close();
}
}
catch (Exception _e)
{
//失败
Close();
SGNFDebug.ExceptionCaught(_e);
}
}
}
/// <summary>
/// 连接成功，建立接受线程
/// </summary>
/// <param name="iar"></param>
private void _onConnect_Sucess(IAsyncResult iar)
{
try
{
Socket client = (Socket)iar.AsyncState;
client.EndConnect(iar);
receiveThread = new Thread(new ThreadStart(_onReceiveSocket));
receiveThread.IsBackground = true;
receiveThread.Start();
_isConnected = true;
SGNFDebug.Log("InfoServer connected!");
SGNFDebug.Log("Requesting ScenarioServer list...");
byte[] rawData = SocketUtil.ISSerial(new ISSocketModel()
{
Command = (int)SocketUtil.InternalCommand.SSINFO,
});
Instance.SendMsgBase(rawData);
}
catch (Exception _e)
{
Close();
SGNFDebug.ExceptionCaught(_e);
}
}
/// <summary>
/// 发送消息结果回调，可判断当前网络状态
/// </summary>
/// <param name="asyncSend"></param>
private void _onSendMsg(IAsyncResult asyncSend)
{
try
{
Socket client = (Socket)asyncSend.AsyncState;
client.EndSend(asyncSend);
}
catch (Exception e)
{
SGNFDebug.ExceptionCaught(e);
}
}
/// <summary>
/// 发送消息基本方法
/// </summary>
/// <param name="_protocalType"></param>
/// <param name="_data"></param>
internal void SendMsgBase(byte[] _data)
{
if (clientSocket == null || !clientSocket.Connected)
{
SGNFDebug.Log("InfoServer didn't connected at all!");
return;
}
byte[] data = new byte[4 + _data.Length];
SocketUtil.IntToBytes(_data.Length).CopyTo(data, 0);
_data.CopyTo(data, 4);
SGNFDebug.HEXLog("send", data, data.Length);
clientSocket.BeginSend(data, 0, data.Length, SocketFlags.None, new AsyncCallback(_onSendMsg), clientSocket);
}
/// <summary>
/// 添加缓存数据
/// </summary>
/// <param name="_data"></param>
/// <param name="_dataLen"></param>
public void AddBuffer(byte[] _data, int _dataLen)
{
if (_dataLen > _buff.Length - _curBuffPosition)//超过当前缓存
{
byte[] _tmpBuff = new byte[_curBuffPosition + _dataLen];
Array.Copy(_buff, 0, _tmpBuff, 0, _curBuffPosition);
Array.Copy(_data, 0, _tmpBuff, _curBuffPosition, _dataLen);
_buff = _tmpBuff;
_tmpBuff = null;
}
else
{
Array.Copy(_data, 0, _buff, _curBuffPosition, _dataLen);
}
_curBuffPosition += _dataLen;//修改当前数据标记
SGNFDebug.HEXLog("current buffer", _buff, _buff.Length);
}
/// <summary>
/// 断开
/// </summary>
internal void Close()
{
if (!_isConnected)
{
return;
}
_isConnected = false;
if (receiveThread != null)
{
receiveThread.Abort();
receiveThread = null;
}
if (clientSocket != null && clientSocket.Connected)
{
clientSocket.Close();
clientSocket = null;
}
SGNFDebug.Log("InfoServer disconnected!");
}
/// <summary>
/// 接受网络数据，将接受到的放入消息队列
/// </summary>
private void _onReceiveSocket()
{
while (true)
{
if (!clientSocket.Connected)
{
_isConnected = false;
break;
}
try
{
int receiveLength = clientSocket.Receive(_tmpReceiveBuff);
if (receiveLength > 0)
{
//将收到的数据添加到缓存器中
_databuffer.AddBuffer(_tmpReceiveBuff, receiveLength);
SGNFDebug.HEXLog("rcv", _tmpReceiveBuff, receiveLength);
//取出一条完整数据
while (_databuffer.GetData(out _socketData))
{
ISSocketModel DeData = SocketUtil.ISDeSerial(_socketData);
//如果数据属于内部协议
if (Enum.IsDefined(typeof(SocketUtil.InternalCommand), DeData.Command))
{
if (DeData.Command == (int)SocketUtil.InternalCommand.NULL)
{
SGNFDebug.Log("Got NULL from server");
}
if (DeData.Command == (int)SocketUtil.InternalCommand.PING)
{
//Client.RcvPingStr = DeData.Message[0];
}
if (DeData.Command == (int)SocketUtil.InternalCommand.SSINFO)
{
int num = Convert.ToInt32(DeData.Message[0]);
if (num > 0)
{
NetManager.Instance.allSSInfo.Clear();
for (int i = 0; i < num; i++)
{
NetManager.Instance.allSSInfo.Add(new SocketUtil.SSInfo()
{
Tag = DeData.Message[i * 3 + 1],
IP = DeData.Message[i * 3 + 2],
Port = Convert.ToInt32(DeData.Message[i * 3 + 3]),
});
}
}
SGNFDebug.ListLog("Got " + num + " row of SS from server", NetManager.Instance.allSSInfo);
}
}
else
{
//锁死消息中心消息队列，并添加数据
lock (MessageCenter.Instance.ISMessageDataQueue)
{
MessageCenter.Instance.ISMessageDataQueue.Enqueue(DeData);
}
}
}
}
}
catch (Exception e)
{
clientSocket.Disconnect(true);
clientSocket.Shutdown(SocketShutdown.Both);
clientSocket.Close();
SGNFDebug.ExceptionCaught(e);
break;
}
}
}
/// <summary>
/// 接受网络数据，将接受到的放入消息队列
/// </summary>
private void _onReceiveSocket()
{
while (true)
{
if (!clientSocket.Connected)
{
_isConnected = false;
break;
}
try
{
int receiveLength = clientSocket.Receive(_tmpReceiveBuff);
if (receiveLength > 0)
{
//将收到的数据添加到缓存器中
_databuffer.AddBuffer(_tmpReceiveBuff, receiveLength);
SGNFDebug.HEXLog("rcv", _tmpReceiveBuff, receiveLength);
//取出一条完整数据
while (_databuffer.GetData(out _socketData))
{
SSSocketModel DeData = SocketUtil.SSDeSerial(_socketData);
//如果数据属于内部协议
if (Enum.IsDefined(typeof(SocketUtil.InternalCommand), DeData.Command))
{
if (DeData.Command == (int)SocketUtil.InternalCommand.NULL)
{
SGNFDebug.Log("Got NULL from server");
}
if (DeData.Command == (int)SocketUtil.InternalCommand.PING)
{
//Client.RcvPingStr = DeData.Message[0];
}
if (DeData.Command == (int)SocketUtil.InternalCommand.TICK)
{
if (DeData.Message.Count >= 1)
{
NetManager.Instance.tick = DeData.Message[0];
SGNFDebug.Log("Got Tick!Which is " + DeData.Message[0]);
}
else
{
SGNFDebug.ExceptionCaught(new Exception("Recieved nothing from TICK package!"));;
}
}
}
else
{
lock (SSRecorder.Instance.RecieveDataBuffer)
{
SSRecorder.Instance.RecieveDataBuffer.Add(DeData.CurrentTick, DeData);
}
//锁死消息中心消息队列，并添加数据
lock (MessageCenter.Instance.SSMessageDataQueue)
{
MessageCenter.Instance.SSMessageDataQueue.Enqueue(DeData);
}
}
}
}
}
catch (Exception e)
{
clientSocket.Disconnect(true);
clientSocket.Shutdown(SocketShutdown.Both);
clientSocket.Close();
SGNFDebug.ExceptionCaught(e);
break;
}
}
}
