Wireless80211.cs

//
// Copyright (c) .NET Foundation and Contributors
// See LICENSE file in the project root for full license information.
//

using System.Diagnostics;
using System.Net.NetworkInformation;
using System.Threading;
using nanoFramework.Networking;
using nanoFramework.Runtime.Native;

namespace WifiAP
{
    class Wireless80211
    {
        public static bool IsEnabled()
        {
            Wireless80211Configuration wconf = GetConfiguration();
            return !string.IsNullOrEmpty(wconf.Ssid);
        }

        /// <summary>
        /// Disable the Wireless station interface.
        /// </summary>
        public static void Disable()
        {
            Wireless80211Configuration wconf = GetConfiguration();
            if (wconf.Options != Wireless80211Configuration.ConfigurationOptions.None)
            {
                wconf.Options = Wireless80211Configuration.ConfigurationOptions.None;
                wconf.SaveConfiguration();
                Power.RebootDevice();
            }

          
        }

        /// <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;
        }

        /// <summary>
        /// Get the Wireless station configuration.
        /// </summary>
        /// <returns>Wireless80211Configuration object</returns>
        public static Wireless80211Configuration GetConfiguration()
        {
            NetworkInterface ni = GetInterface();
            return Wireless80211Configuration.GetAllWireless80211Configurations()[ni.SpecificConfigId];
        }

        public static NetworkInterface GetInterface()
        {
            NetworkInterface[] Interfaces = NetworkInterface.GetAllNetworkInterfaces();

            // Find WirelessAP interface
            foreach (NetworkInterface ni in Interfaces)
            {
                Debug.WriteLine($"Network {ni.SpecificConfigId}: {ni.NetworkInterfaceType}");
                
                if (ni.NetworkInterfaceType == NetworkInterfaceType.Wireless80211)
                {
                    return ni;
                }
            }
            return null;
        }
    }
}