public void PrepareClient(int localPort)
{
if (serverStatus == csUdpConnStatus.Opened)
{
return;
}
try
{
// server 객체 얻기
clientForServer = new UdpClient(localPort);
// set End Point
broadcastEP = new IPEndPoint(IPAddress.Any, localPort);
threadRcv = new Thread(ReceiveThreadMain);
threadRcv.Start();
}
catch (Exception ex)
{
Console.WriteLine(ex);
serverStatus = csUdpConnStatus.Closed;
}
serverStatus = csUdpConnStatus.Opened;
}
//===============================================================
// Receive Thread Main
//===============================================================
private void ReceiveThreadMain()
{
try
{
byte[] bytebuff;
while (true)
{
Thread.Sleep(1);
bytebuff = clientForServer.Receive(ref broadcastEP);
lock (RcvByteList)
{
RcvByteList.AddRange(bytebuff);
}
// 데이터 수신 callback 함수 호출
if (DataArrivalCallback != null)
{
DataArrivalCallback();
}
}
}
catch (Exception ex)
{
System.Console.WriteLine(ex.ToString());
}
finally
{
clientForServer.Close();
serverStatus = csUdpConnStatus.Closed;
}
}
private void tmrConnCheck_Tick(object sender, EventArgs e)
{
if (rB_tcp.Checked)
{
if (tServer == null)
{
lblStat.Text = "Conn: NULL";
}
else
{
csConnStatus conn = tServer.ServerStatus();
lblStat.Text = "Conn: " + conn.ToString();
}
}
else if (rB_udp.Checked)
{
if (uServer == null)
{
lblStat.Text = "Conn: NULL";
}
else
{
csUdpConnStatus conn = uServer.ServerStatus();
lblStat.Text = "Conn: " + conn.ToString();
}
}
}
//===============================================================
// Server : Close
//===============================================================
public void ServerClose()
{
if (clientForServer != null)
{
clientForServer.Close();
}
// 순서 바뀌면 안됨
if (threadRcv != null && threadRcv.IsAlive)
{
threadRcv.Abort();
threadRcv.Join();
}
if (threadChkDeath != null && threadChkDeath.IsAlive)
{
threadChkDeath.Abort();
threadChkDeath.Join();
}
serverStatus = csUdpConnStatus.Closed;
}
//===============================================================
// Server : Start
//===============================================================
public void openUdpServer(int serverPort)
{
if (serverStatus == csUdpConnStatus.Opened)
{
return;
}
// 1단계 : Start
try
{
// server 객체 얻기
clientForServer = new UdpClient(serverPort);
// server측 접속 IP 객체 얻기
broadcastEP = new IPEndPoint(IPAddress.Any, serverPort);
}
catch (SocketException e)
{
Console.WriteLine(e);
return;
}
serverStatus = csUdpConnStatus.Opened;
}
