/// <summary>
/// 同步连接到一个IP
/// </summary>
/// <param name="strIp">IP地址</param>
/// <param name="nPort">端口</param>
/// <param name="timeOut">超时</param>
/// <returns>成功:true;失败：false</returns>
public bool Connect(string strIp, UInt16 nPort, int timeOut)
{
m_serverIP = strIp;
m_serverPort = nPort;
m_connectEvent.Reset();
m_tcpClient = new TcpClient();
try
{
CommunicationCommon.SetKeepAlive(m_tcpClient.Client, 5000, 1500);
m_tcpClient.BeginConnect(IPAddress.Parse(strIp), nPort, new AsyncCallback(ConnAsyncCallback), m_tcpClient);
m_connectEvent.WaitOne(timeOut);
if (m_tcpClient.Connected)
{
InitWorkers();
return(true);
}
else
{
m_tcpClient.Close();
m_bRunning = false;
return(false);
}
}
catch (System.Exception ex)
{
m_strLastErrorMsg = ex.Message;
return(false);
}
}
/// <summary>
/// 接收数据线程的线程函数
/// </summary>
private void RecvProc()
{
if (OnConnectionChanged != null)
{
OnConnectionChanged(this, true);
}
byte[] buffer = new byte[4];
while (m_bRunning)
{
//提取包长
int dataLen = 0;
if (CommunicationCommon.ReadAllData(m_netWorkStream, buffer, 4))
{
dataLen = BitConverter.ToInt32(buffer, 0);
if (dataLen < 0)
{
break;//非法数据，关闭客户端
}
}
else
{
break;
}
if (dataLen > 0)
{
buffer = new byte[dataLen];
if (CommunicationCommon.ReadAllData(m_netWorkStream, buffer, dataLen))
{
if (OnReceiveData != null)
{
OnReceiveData((IPEndPoint)m_ipEndPoint, buffer);
}
}
else
{
break;
}
}
}
m_netWorkStream.Close();
m_tcpClient.Close();
m_bRunning = false;
if (OnConnectionChanged != null)
{
OnConnectionChanged(this, false);
}
}