private void connectCallback (IAsyncResult ar)
{
// 从stateobject获取socket.
USocket client = (USocket)ar.AsyncState;
try {
if (client.mSocket.Connected) {
// 完成连接.
client.mSocket.EndConnect (ar);
client.IsConnectionSuccessful = true;
client.isActive = true;
// isOpen始接Number据
// client.ReceiveAsync ();
client.connectCallbackFunc (client, true);
client.failTimes = 0;
} else {
client.connectCallbackFunc (client, false);
client.close ();
}
} catch (Exception e) {
client.IsConnectionSuccessful = false;
Debug.Log ("connect faile:" + e);
client.failTimes++;
client.connectCallbackFunc (client, false);
client.close ();
} finally {
if(connectTimeout != null) {
connectTimeout.Dispose();
connectTimeout = null;
}
}
}
private void ReceiveCallback (IAsyncResult ar)
{
USocket client = (USocket)ar.AsyncState;
try {
if (client.timeoutCheckTimer != null) {
client.timeoutCheckTimer.Dispose ();
client.timeoutCheckTimer = null;
}
if (client.isActive)
{
client.failTimes = 0;
//从远程设备读取Number据
int bytesRead = client.mSocket.EndReceive (ar);
if (bytesRead > 0) {
// Debug.Log ("receive len==" + bytesRead);
// 有Number据，存储.
client.mBuffer.Write (client.mTmpBuffer, 0, bytesRead);
OnReceiveCallback (client, client.mBuffer);
} else if (bytesRead < 0) {
if (client.offLineCallback != null) {
client.offLineCallback (client, null);
}
client.connectCallbackFunc (client, false);
client.close ();
} else {
// 所有Number据读取完毕.
Debug.Log ("receive zero=====" + bytesRead);
if (client.offLineCallback != null) {
client.offLineCallback (client, null);
}
client.connectCallbackFunc (client, false);
client.close ();
return;
}
// 继续读取.
if (client.mSocket.Connected) {
client.mSocket.BeginReceive (client.mTmpBuffer, 0, client.mTmpBufferSize, 0,
(AsyncCallback)ReceiveCallback, client);
}
} else {
if (client.offLineCallback != null) {
client.offLineCallback (client, null);
}
client.connectCallbackFunc (client, false);
client.close ();
}
} catch (Exception e) {
if (client.offLineCallback != null) {
client.offLineCallback (client, null);
}
client.connectCallbackFunc (client, false);
client.close ();
Debug.Log (e);
}
}