System.IO.Ports.SerialPort.GetPortNames C# (CSharp) Méthode

		public static string [] GetPortNames ()
		{
			int p = (int) Environment.OSVersion.Platform;
			List<string> serial_ports = new List<string>();
			
			// Are we on Unix?
			if (p == 4 || p == 128 || p == 6) {
				string[] ttys = Directory.GetFiles("/dev/", "tty*");
				foreach (string dev in ttys) {
					if (dev.StartsWith("/dev/ttyS") || dev.StartsWith("/dev/ttyUSB"))
						serial_ports.Add(dev);
				}
			} else {
				using (RegistryKey subkey = Registry.LocalMachine.OpenSubKey("HARDWARE\\DEVICEMAP\\SERIALCOMM"))
				{
					if (subkey != null) {
						string[] names = subkey.GetValueNames();
						foreach (string value in names) {
							string port = subkey.GetValue(value, "").ToString();
							if (port != "")
								serial_ports.Add(port);
						}
					}
				}
			}
			return serial_ports.ToArray();
		}