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);
}
}
private object defaultUnpackMsg(USocket s, MemoryStream buffer)
{
object ret = null;
long oldPos = buffer.Position;
long tatalLen = buffer.Length;
long needLen = B2InputStream.readInt(buffer);
if (needLen <= 0 || needLen > __maxLen)
{
// 网络Number据错误。断isOpen网络
outofLine(s, false);
s.close();
return(null);
}
long usedLen = buffer.Position;
if (usedLen + needLen <= tatalLen)
{
ret = B2InputStream.readObject(buffer);
}
else
{
//说明长度不够
buffer.Position = oldPos;
}
return(ret);
}
public void stop()
{
isStopping = true;
connected = false;
if (socket != null)
{
socket.close();
}
socket = null;
}
private void SendCallback (IAsyncResult ar)
{
USocket client = (USocket)ar.AsyncState;
// 完成Number据发送.
int bytesSent = client.mSocket.EndSend (ar);
if (bytesSent <= 0) { //发送失败
if (client.offLineCallback != null) {
client.offLineCallback (client, null);
}
client.close ();
}
client.failTimes = 0;
}