private void ProcessUdpBytes(byte[] bytes, IPEndPoint remoteEndPoint, UdpClient client)
{
ThreadPool.QueueUserWorkItem(_ =>
{
try
{
if (!localIPs.Any(addr => addr.Equals(remoteEndPoint.Address)))
{
if (bytes != null && bytes.Length >= PacketHeader.DefaultLength)
{
var header = PacketHeader.FromBytes(bytes, 0, PacketHeader.DefaultLength);
if (header != null)
{
var body = new byte[header.BodyLength];
Buffer.BlockCopy(bytes, PacketHeader.DefaultLength, body, 0, body.Length);
var packet = new Packet(header, body);
OnPacketReceived(packet, remoteEndPoint, client);
}
}
}
}
catch (Exception ex)
{
Env.Instance.Logger.Error(ex, "Process udp bytes error.");
}
});
}
Task ProcessUdpBytesAsync(byte[] bytes, IPEndPoint remoteEndPoint)
{
//为了避免处理时间过程，影响接收下一个udp消息，启动到一个新的线程中。这里如果再用await呢？
return(Task.Run(() =>
{
try
{
if (bytes != null && bytes.Length >= PacketHeader.DefaultLength)
{
var header = PacketHeader.FromBytes(bytes, 0, PacketHeader.DefaultLength);
if (header != null)
{
var body = new byte[header.BodyLength];
Buffer.BlockCopy(bytes, PacketHeader.DefaultLength, body, 0, body.Length);
var packet = new Packet(header, body);
OnPacketReceived(packet, remoteEndPoint);
}
}
}
catch (Exception ex)
{
Env.Logger.Log("Process udp bytes error.", stackTrace: ex.StackTrace);
}
}));
}
PacketHeader ReadPacketHeader()
{
PacketHeader header = null;
int readedCount = 0;
var bytes = Receive(PacketHeader.DefaultLength, out readedCount);
if (readedCount == PacketHeader.DefaultLength)
{
header = PacketHeader.FromBytes(bytes);
if (!IsValidHeader(header))
{
header = null;
}
}
return(header);
}