internal static void WorkingThread()
{
NetworkInterface[] nis = NetworkInterface.GetAllNetworkInterfaces();
if (nis.Length > 0)
{
// get the first interface
NetworkInterface ni = nis[0];
ni.EnableAutomaticDns();
ni.EnableDhcp();
// check if we have an IP
CheckIP();
if (_requiresDateTime)
{
IpAddressAvailable.WaitOne();
SetDateTime();
}
}
else
{
throw new NotSupportedException("ERROR: there is no network interface configured.\r\nOpen the 'Edit Network Configuration' in Device Explorer and configure one.");
}
}
public static void SetupAndConnectNetwork()
{
wifi = WiFiAdapter.FindAllAdapters()[0];
WiFiConnectionResult wiFiConnectionResult = wifi.Connect(c_SSID, WiFiReconnectionKind.Automatic, c_AP_PASSWORD);
NetworkInterface[] nis = NetworkInterface.GetAllNetworkInterfaces();
if (nis.Length > 0)
{
NetworkInterface ni = nis[0];
ni.EnableAutomaticDns();
ni.EnableDhcp();
CheckIP();
if (!NetworkHelpers.IpAddressAvailable.WaitOne(5000, false))
{
throw new NotSupportedException("ERROR: IP address is not assigned to the network interface.");
}
}
else
{
throw new NotSupportedException("ERROR: there is no network interface configured.\r\nOpen the 'Edit Network Configuration' in Device Explorer and configure one.");
}
}
internal static void WorkingThread()
{
NetworkInterface[] nis = NetworkInterface.GetAllNetworkInterfaces();
if (nis.Length > 0)
{
// get the first interface
NetworkInterface ni = nis[0];
if (ni.NetworkInterfaceType == NetworkInterfaceType.Wireless80211)
{
// network interface is Wi-Fi
Debug.WriteLine("Network connection is: Wi-Fi");
//Wireless80211Configuration wc = Wireless80211Configuration.GetAllWireless80211Configurations()[ni.SpecificConfigId];
//// note on checking the 802.11 configuration
//// on secure devices (like the TI CC3220SF) the password can't be read
//// so we can't use the code block bellow to automatically set the profile
//if ( (wc.Ssid != c_SSID && wc.Password != c_AP_PASSWORD) &&
// (wc.Ssid != "" && wc.Password != ""))
//{
// // have to update Wi-Fi configuration
// wc.Ssid = c_SSID;
// wc.Password = c_AP_PASSWORD;
// wc.SaveConfiguration();
//}
//else
//{
// // Wi-Fi configuration matches
// // (or can't be validated)
//}
}
else
{
// network interface is Ethernet
Debug.WriteLine("Network connection is: Ethernet");
}
ni.EnableAutomaticDns();
ni.EnableDhcp();
// check if we have an IP
CheckIP();
if (_requiresDateTime)
{
IpAddressAvailable.WaitOne();
SetDateTime();
}
}
else
{
throw new NotSupportedException("ERROR: there is no network interface configured.\r\nOpen the 'Edit Network Configuration' in Device Explorer and configure one.");
}
}
internal static void WorkingThread()
{
NetworkInterface[] nis = NetworkInterface.GetAllNetworkInterfaces();
if (nis.Length > 0)
{
// get the first interface
NetworkInterface ni = nis[0];
if (ni.NetworkInterfaceType == NetworkInterfaceType.Wireless80211)
{
// network interface is Wi-Fi
Console.WriteLine("Network connection is: Wi-Fi");
Wireless80211Configuration wc = Wireless80211Configuration.GetAllWireless80211Configurations()[ni.SpecificConfigId];
if (wc.Ssid != c_SSID && wc.Password != c_AP_PASSWORD)
{
// have to update Wi-Fi configuration
wc.Ssid = c_SSID;
wc.Password = c_AP_PASSWORD;
wc.SaveConfiguration();
}
else
{ // Wi-Fi configuration matches
}
}
else
{
// network interface is Ethernet
Console.WriteLine("Network connection is: Ethernet");
ni.EnableAutomaticDns();
ni.EnableDhcp();
}
// check if we have an IP
CheckIP();
if (_requiresDateTime)
{
IpAddressAvailable.WaitOne();
SetDateTime();
}
}
else
{
throw new NotSupportedException("ERROR: there is no network interface configured.\r\nOpen the 'Edit Network Configuration' in Device Explorer and configure one.");
}
}
/// <summary>
/// This thread monitors the Ethernet interface for client connection.
/// If a client is connected, the thread waits for client data which is then
/// passed back through the OnSerialDataReceived event.
/// </summary>
private void ConnectionListenerThread()
{
byte [] buff = new byte[1024];
int received;
//
// Grab a collection of available network interfaces.
//
NetworkInterface[] nis = NetworkInterface.GetAllNetworkInterfaces();
//
// We need at least one interface to continue.
//
if (nis.Length > 0)
{
NetworkInterface ni = nis[0];
ni.EnableAutomaticDns();
ni.EnableDhcp();
//
// Wait to be assigned an IP address.
//
while (ni.IPv4Address == null || ni.IPv4Address.Length == 0 || ni.IPv4Address.Equals("0.0.0.0"))
{
Thread.Sleep(100);
}
Debug.WriteLine($"DHCP has given us the address {ni.IPv4Address},{ni.IPv4SubnetMask},{ni.IPv4GatewayAddress}");
while (true)
{
_clientSocket = null;
//
// We now have an IP address allocated so we can await
// incoming client connections.
//
IPEndPoint localEndPoint = new IPEndPoint(IPAddress.Any, ListeningOnPort);
Socket listener = new Socket(localEndPoint.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
try
{
listener.Bind(localEndPoint);
listener.Listen(100);
Debug.WriteLine($"Waiting for an incoming connection on port {ListeningOnPort}..");
_clientSocket = listener.Accept();
Debug.WriteLine("Connected to a client");
while (true)
{
received = _clientSocket.Receive(buff);
if (received > 0)
{
OnSerialDataReceived?.Invoke(this, new BytesReceivedEventArgs(buff, received));
}
}
}
catch (Exception ex)
{
Debug.WriteLine($"Got a network exception: {ex.Message}");
}
}
}
}
public static void Main()
{
// change here the network interface index to be used during the test
// usual values
// 0: for STM32 boards (only one network adapter)
// 2: for ESP32
const int networkInterfaceIndex = 0;
// change here the network configurations to be used during the test
const string staticIPv4Address = "192.168.1.222";
const string staticIPv4SubnetMask = "255.255.255.0";
const string staticIPv4DNSAdress = "192.168.1.2";
try
{
NetworkChange.NetworkAvailabilityChanged += NetworkChange_NetworkAvailabilityChanged;
NetworkChange.NetworkAddressChanged += NetworkChange_NetworkAddressChanged;
DisplayNetworkInterfacesDetails();
// display wireless 802.11 network configurations
Wireless80211Configuration[] configs = Wireless80211Configuration.GetAllWireless80211Configurations();
Console.WriteLine("");
Console.WriteLine("=====================");
Console.WriteLine("Number of Wireless 802.11 configurations: " + configs.Length.ToString());
int count = 0;
foreach (Wireless80211Configuration conf in configs)
{
Console.WriteLine("Number:" + count.ToString()); count++;
Console.WriteLine("ID: " + conf.Id);
Console.WriteLine("Authentication: " + conf.Authentication);
Console.WriteLine("Encryption: " + conf.Encryption);
Console.WriteLine("Radio: " + conf.Radio);
Console.WriteLine("SSID: " + conf.Ssid);
Console.WriteLine("Password: "******"");
}
int loopCount = 0;
// Loop displaying the current network information for Interfaces available
while (true)
{
loopCount++;
// Test code for DHCP and Static adapter configs
// Switch every 20 loops between the two
if (loopCount % 20 == 0)
{
Console.WriteLine("");
Console.WriteLine("Switching to DHCP");
Console.WriteLine("");
// switch to DHCP, get test interface
NetworkInterface ni = NetworkInterface.GetAllNetworkInterfaces()[networkInterfaceIndex];
ni.EnableAutomaticDns();
ni.EnableDhcp();
}
else if (loopCount % 10 == 0)
{
Console.WriteLine("");
Console.WriteLine("Switching to static IPv4");
Console.WriteLine("");
// switch to static address, get test interface
NetworkInterface ni = NetworkInterface.GetAllNetworkInterfaces()[networkInterfaceIndex];
ni.EnableStaticIPv4(staticIPv4Address, staticIPv4SubnetMask, staticIPv4DNSAdress);
}
Thread.Sleep(1000);
}
}
catch (Exception ex)
{
// Do whatever please you with the exception caught
Console.WriteLine("Exception:" + ex.Message);
}
}
