SEBWIN-110: Switched to custom build of SimpleWifi which incorporates the RadioState for Wi-Fi interfaces.

SafeExamBrowser.SystemComponents/SafeExamBrowser.SystemComponents.csproj

@@ -49,7 +49,8 @@
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="SimpleWifi, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\SimpleWifi.1.0.0.0\lib\net40\SimpleWifi.dll</HintPath>
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\Libraries\SimpleWifi.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="Microsoft.CSharp" />
@@ -70,8 +71,5 @@
       <Name>SafeExamBrowser.Contracts</Name>
     </ProjectReference>
   </ItemGroup>
-  <ItemGroup>
-    <None Include="packages.config" />
-  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>

SafeExamBrowser.SystemComponents/WirelessNetwork.cs

@@ -8,15 +8,13 @@
 
 using System;
 using System.Collections.Generic;
-using System.Linq;
-using System.Management;
-using System.Net.NetworkInformation;
 using System.Timers;
 using SafeExamBrowser.Contracts.Logging;
 using SafeExamBrowser.Contracts.SystemComponents;
 using SafeExamBrowser.Contracts.UserInterface.Taskbar;
 using SimpleWifi;
 using SimpleWifi.Win32;
+using SimpleWifi.Win32.Interop;
 
 namespace SafeExamBrowser.SystemComponents
 {
@@ -91,61 +89,25 @@ namespace SafeExamBrowser.SystemComponents
 		{
 			try
 			{
-				// See https://msdn.microsoft.com/en-us/library/aa394216(v=vs.85).aspx
+				var client = new WlanClient();
-				string query = @"
-					SELECT *
-					FROM Win32_NetworkAdapter";
-				var searcher = new ManagementObjectSearcher(query);
-				var adapters = searcher.Get();
-				var interfaces = NetworkInterface.GetAllNetworkInterfaces().Where(i => i.NetworkInterfaceType == NetworkInterfaceType.Wireless80211).ToList();
 
-				logger.Info("Interface count: " + interfaces.Count);
+				foreach (var @interface in client.Interfaces)
-
-				foreach (var i in interfaces)
 				{
-					logger.Info(i.Description);
+					foreach (var state in @interface.RadioState.PhyRadioState)
-					logger.Info(i.Id);
-					logger.Info(i.Name);
-					logger.Info(i.NetworkInterfaceType.ToString());
-					logger.Info(i.OperationalStatus.ToString());
-					logger.Info("-----");
-				}
-
-				foreach (var adapter in adapters)
-				{
-					logger.Info("-------");
-					
-					foreach (var property in adapter.Properties)
 					{
-						logger.Info($"{property.Name}: {property.Value} ({property.Type})");
+						if (state.dot11SoftwareRadioState == Dot11RadioState.On && state.dot11HardwareRadioState == Dot11RadioState.On)
-					}
-				}
-
-				logger.Info("Adapter count: " + adapters.Count);
-
-				return true;
-
-				using (var client = new WlanClient())
-				{
-					foreach (var @interface in client.Interfaces)
-					{
-						Trace.WriteLine($"[{@interface.InterfaceName}]");
-
-						foreach (var state in @interface.RadioState.PhyRadioState)
 						{
-							Trace.WriteLine($"PhyIndex: {state.dwPhyIndex}");
+							return false;
-							Trace.WriteLine($"SoftwareRadioState: {state.dot11SoftwareRadioState}");
-							Trace.WriteLine($"HardwareRadioState: {state.dot11HardwareRadioState}");
 						}
 					}
 				}
 			}
 			catch (Exception e)
 			{
-				logger.Error("Fail!", e);
+				logger.Error("Failed to determine the radio state of the wireless adapter(s)! Assuming it is (all are) turned off...", e);
-
-				return true;
 			}
+
+			return true;
 		}
 
 		private void UpdateControl()

SafeExamBrowser.SystemComponents/packages.config

@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="SimpleWifi" version="1.0.0.0" targetFramework="net452" />
-</packages>

SafeExamBrowser.sln

@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio 15
-VisualStudioVersion = 15.0.26730.16
+VisualStudioVersion = 15.0.27004.2008
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SafeExamBrowser", "SafeExamBrowser\SafeExamBrowser.csproj", "{E3AED2F8-B5DF-45D1-AC19-48066923D6D8}"
 EndProject
@@ -30,6 +30,11 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SafeExamBrowser.SystemCompo
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SafeExamBrowser.UserInterface.Classic", "SafeExamBrowser.UserInterface.Classic\SafeExamBrowser.UserInterface.Classic.csproj", "{A502DF54-7169-4647-94BD-18B192924866}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Libraries", "Libraries", "{E03B19EC-8E4D-481C-9C1B-5C6C060D3D6B}"
+	ProjectSection(SolutionItems) = preProject
+		Libraries\SimpleWifi.dll = Libraries\SimpleWifi.dll
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU