private void _Unpack(byte[] data)
{
if (_preBuffer == null)
{
_preBuffer = data;
}
else
{
_preBuffer = ByteTool.Concat(_preBuffer, data);
}
var head = ByteTool.Cut(_preBuffer, 0, 4);
if (head == null)
{
return;
}
var size = System.BitConverter.ToInt32(head, 0);
var body = ByteTool.Cut(_preBuffer, 4, size);
if (body == null)
{
return;
}
_DealData(body);
var more = ByteTool.Cut(_preBuffer, size, _preBuffer.Length);
_preBuffer = null;
if (more != null)
{
_Unpack(more);
}
}
private void _OnReadResult(System.IAsyncResult ar)
{
if (_tcpClient == null || !_tcpClient.Connected)
{
return;
}
var stream = _tcpClient.GetStream();
int index = stream.EndRead(ar);
_Unpack(ByteTool.Cut(_buffer, 0, index));
stream.BeginRead(_buffer, 0, 1024, _OnReadResult, null);
}