static void SetupNetwork()
{
Debug.WriteLine("Waiting for network up and IP address...");
bool success;
CancellationTokenSource cs = new(60000);
#if HAS_WIFI
success = WiFiNetworkHelper.ScanAndConnectDhcp(MySsid, MyPassword, requiresDateTime: true, token: cs.Token);
#else
success = NetworkHelper.SetupAndConnectNetwork(requiresDateTime: true, token: cs.Token);
#endif
if (!success)
{
#if HAS_WIFI
Debug.WriteLine($"Can't get a proper IP address and DateTime, error: {WiFiNetworkHelper.Status}.");
if (NetworkHelper.HelperException != null)
{
Debug.WriteLine($"Exception: {WiFiNetworkHelper.HelperException}");
}
#else
Debug.WriteLine($"Can't get a proper IP address and DateTime, error: {NetworkHelper.Status}.");
if (NetworkHelper.HelperException != null)
{
Debug.WriteLine($"Exception: {NetworkHelper.HelperException}");
}
#endif
return;
}
}
/// <summary>
/// Configure and enable the Wireless station interface
/// </summary>
/// <param name="ssid"></param>
/// <param name="password"></param>
/// <returns></returns>
public static bool Configure(string ssid, string password)
{
// And we have to force connect once here even for a short time
var success = WiFiNetworkHelper.ConnectDhcp(ssid, password, token: new CancellationTokenSource(10000).Token);
Debug.WriteLine($"Connection is {success}");
Wireless80211Configuration wconf = GetConfiguration();
wconf.Options = Wireless80211Configuration.ConfigurationOptions.AutoConnect | Wireless80211Configuration.ConfigurationOptions.Enable;
wconf.SaveConfiguration();
return(true);
}
public static void Main()
{
Debug.WriteLine("Waiting for network up and IP address...");
bool success;
CancellationTokenSource cs = new(60000);
#if HAS_WIFI
success = WiFiNetworkHelper.ConnectDhcp(MySsid, MyPassword, requiresDateTime: true, token: cs.Token);
#else
success = NetworkHelper.SetupAndConnectNetwork(cs.Token, true);
#endif
if (!success)
{
Debug.WriteLine($"{DateTime.UtcNow} Can't get a proper IP address and DateTime, error: {NetworkHelper.Status}.");
if (NetworkHelper.HelperException != null)
{
Debug.WriteLine($"ex: {NetworkHelper.HelperException}");
}
return;
}
else
{
Debug.WriteLine($"{DateTime.UtcNow} Network connected");
}
// get host entry for How's my SSL test site
IPHostEntry hostEntry = Dns.GetHostEntry("httpbin.org");
// need an IPEndPoint from that one above
IPEndPoint ep = new IPEndPoint(hostEntry.AddressList[0], 80);
Debug.WriteLine($"{DateTime.UtcNow} Opening socket...{hostEntry.AddressList[0]} ");
using (Socket mySocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
{
try
{
Debug.WriteLine("Connecting...");
// connect socket
mySocket.Connect(ep);
byte[] buffer = Encoding.UTF8.GetBytes("GET / HTTP/1.0\r\n\r\n");
mySocket.Send(buffer);
Debug.WriteLine($"Wrote {buffer.Length} bytes");
// set up buffer to read data from socket
buffer = new byte[1024];
// trying to read from socket
int bytes = mySocket.Receive(buffer);
Debug.WriteLine($"Read {bytes} bytes");
if (bytes > 0)
{
// we have data!
// output as string
Debug.WriteLine(new String(Encoding.UTF8.GetChars(buffer)));
}
}
catch (SocketException ex)
{
Debug.WriteLine($"** Socket exception occurred: {ex.Message} error code {ex.ErrorCode}!**");
}
catch (Exception ex)
{
Debug.WriteLine($"** Exception occurred: {ex.Message}!**");
}
finally
{
Debug.WriteLine("Closing socket");
mySocket.Close();
}
}
Thread.Sleep(Timeout.Infinite);
}
public static void Main()
{
Debug.WriteLine("Welcome to WiFI Soft AP world!");
var gpioController = new GpioController();
GpioPin setupButton = gpioController.OpenPin(SETUP_PIN, PinMode.InputPullUp);
// If Wireless station is not enabled then start Soft AP to allow Wireless configuration
// or Button pressed
if (!Wireless80211.IsEnabled() || (setupButton.Read() == PinValue.High))
{
Wireless80211.Disable();
if (WirelessAP.Setup() == false)
{
// Reboot device to Activate Access Point on restart
Debug.WriteLine($"Setup Soft AP, Rebooting device");
Power.RebootDevice();
}
Debug.WriteLine($"Running Soft AP, waiting for client to connect");
Debug.WriteLine($"Soft AP IP address :{WirelessAP.GetIP()}");
// Link up Network event to show Stations connecting/disconnecting to Access point.
//NetworkChange.NetworkAPStationChanged += NetworkChange_NetworkAPStationChanged;
// Now that the normal Wifi is deactivated, that we have setup a static IP
// We can start the Web server
server.Start();
}
else
{
Debug.WriteLine($"Running in normal mode, connecting to Access point");
var conf = Wireless80211.GetConfiguration();
bool success;
// For devices like STM32, the password can't be read
if (string.IsNullOrEmpty(conf.Password))
{
// In this case, we will let the automatic connection happen
success = WiFiNetworkHelper.Reconnect(requiresDateTime: true, token: new CancellationTokenSource(60000).Token);
}
else
{
// If we have access to the password, we will force the reconnection
// This is mainly for ESP32 which will connect normaly like that.
success = WiFiNetworkHelper.ConnectDhcp(conf.Ssid, conf.Password, requiresDateTime: true, token: new CancellationTokenSource(60000).Token);
}
if (success)
{
Debug.WriteLine($"Connection is {success}");
Debug.WriteLine($"We have a valid date: {DateTime.UtcNow}");
}
else
{
Debug.WriteLine($"Something wrong happened, can't connect at all");
}
}
// Just wait for now
// Here you would have the reset of your program using the client WiFI link
Thread.Sleep(Timeout.Infinite);
}
