/// <summary>
/// 关闭socket
/// </summary>
protected void CloseWifi()
{
if (this.m_ClientSocket != null)
{
this.m_ClientSocket.Disconnect();
this.m_ClientSocket.ReceiveData -= new MessaegeHandler(this.ReceiveWeightData);
this.m_ClientSocket = (WifiClient)null;
}
}
/// <summary>
/// 打开socket
/// </summary>
/// <param name="ipAddress"></param>
private void OpenWifi(string ipAddress)
{
if (this.m_ClientSocket != null && this.m_ClientSocket.IsConnected())
{
return;
}
this.m_ClientSocket = new WifiClient(ipAddress, "60000");
this.m_ClientSocket.Connect();
this.m_ClientSocket.ReceiveData += new MessaegeHandler(this.ReceiveWeightData);
}
public void Listen(CancellationToken cancellationToken)
{
Task.Run(async() =>
{
while (!cancellationToken.IsCancellationRequested)
{
UdpReceiveResult receiveResult = await this._udpClient.ReceiveAsync().ConfigureAwait(false);
IPEndPoint remoteEndPoint = receiveResult.RemoteEndPoint;
var buffer = receiveResult.Buffer.ToList();
if (buffer[0] == 13)
{
buffer.RemoveAt(0);
}
if (buffer.SequenceEqual(WifiConstants.CMSG_DISCOVERY_DATAGRAM))
{
Debug.WriteLine("<<<CMSG_DISCOVERY_DATAGRAM---");
Debug.WriteLine("Response");
var responseMessage = BitConverter.ToString(WifiConstants.SMSG_DISCOVERY_DATAGRAM);
Debug.WriteLine(responseMessage);
await this._udpClient.SendAsync(WifiConstants.SMSG_DISCOVERY_DATAGRAM, WifiConstants.SMSG_DISCOVERY_DATAGRAM.Length, receiveResult.RemoteEndPoint).ConfigureAwait(false);
Debug.WriteLine(">>>SMSG_DISCOVERY_DATAGRAM---");
}
else if (buffer.SequenceEqual(WifiConstants.CMSG_DISCOVERY_DATAGRAM2))
{
Debug.WriteLine("<<<CMSG_DISCOVERY_DATAGRAM2---");
Debug.WriteLine("Response");
var responseMessage = BitConverter.ToString(WifiConstants.SMSG_DISCOVERY_DATAGRAM2);
Debug.WriteLine(responseMessage);
await this._udpClient.SendAsync(WifiConstants.SMSG_DISCOVERY_DATAGRAM2, WifiConstants.SMSG_DISCOVERY_DATAGRAM2.Length, receiveResult.RemoteEndPoint).ConfigureAwait(false);
Debug.WriteLine(">>>SMSG_DISCOVERY_DATAGRAM2---");
}
else if (buffer.SequenceEqual(WifiConstants.CMSG_DISCOVERY_DATAGRAM3))
{
Debug.WriteLine("<<<CMSG_DISCOVERY_DATAGRAM3---");
Debug.WriteLine("Response");
var responseMessage = BitConverter.ToString(WifiConstants.SMSG_DISCOVERY_DATAGRAM3);
Debug.WriteLine(responseMessage);
await this._udpClient.SendAsync(WifiConstants.SMSG_DISCOVERY_DATAGRAM3, WifiConstants.SMSG_DISCOVERY_DATAGRAM3.Length, receiveResult.RemoteEndPoint).ConfigureAwait(false);
Debug.WriteLine(">>>SMSG_DISCOVERY_DATAGRAM3---");
}
else if (buffer.SequenceEqual(WifiConstants.CMSG_DISCOVERY_DATAGRAM4))
{
Debug.WriteLine("<<<CMSG_DISCOVERY_DATAGRAM4---");
Debug.WriteLine("Response");
var responseMessage = BitConverter.ToString(WifiConstants.SMSG_DISCOVERY_DATAGRAM4);
Debug.WriteLine(responseMessage);
await this._udpClient.SendAsync(WifiConstants.SMSG_DISCOVERY_DATAGRAM4, WifiConstants.SMSG_DISCOVERY_DATAGRAM4.Length, receiveResult.RemoteEndPoint).ConfigureAwait(false);
Debug.WriteLine(">>>SMSG_DISCOVERY_DATAGRAM4---");
}
else if (buffer.SequenceEqual(WifiConstants.CMSG_START_DATAGRAM))
{
Debug.WriteLine("<<<CMSG_START_DATAGRAM---");
//Debug.WriteLine("Response");
//var responseMessage = BitConverter.ToString(WifiConstants.SMSG_FINSHED_DATAGRAM);
//Debug.WriteLine(responseMessage);
//await this._udpClient.SendAsync(WifiConstants.SMSG_FINSHED_DATAGRAM, WifiConstants.SMSG_FINSHED_DATAGRAM.Length, receiveResult.RemoteEndPoint).ConfigureAwait(false);
//Debug.WriteLine(">>>SMSG_FINSHED_DATAGRAM---");
}
else if (buffer.SequenceEqual(WifiConstants.CMSG_DISCOVERY_DATAGRAM5))
{
Debug.WriteLine("<<<CMSG_DISCOVERY_DATAGRAM5---");
//Debug.WriteLine("Response");
//var responseMessage = BitConverter.ToString(WifiConstants.SMSG_FINSHED_DATAGRAM);
//Debug.WriteLine(responseMessage);
//await this._udpClient.SendAsync(WifiConstants.SMSG_FINSHED_DATAGRAM, WifiConstants.SMSG_FINSHED_DATAGRAM.Length, receiveResult.RemoteEndPoint).ConfigureAwait(false);
}
else
{
Debug.WriteLine("!!!NEW PACKET!!!");
}
Debug.WriteLine(remoteEndPoint);
var receivedMessage = BitConverter.ToString(receiveResult.Buffer);
Debug.WriteLine(receivedMessage);
Array.ForEach(buffer.ToArray(), b => Debug.Write($"{b}, "));
Debug.WriteLine("");
WifiClient wifiClient = WifiClient.ToWifiClient(remoteEndPoint);
if (this.DeviceIpEndPoints.FirstOrDefault(d => d.Address == wifiClient.Address) == null)
{
this.DeviceIpEndPoints.Add(wifiClient);
}
}
}, cancellationToken);
}