Fixed setting AllowPrereleaseSignatures

DerpingDrivers/DerpingDrivers.csproj

@@ -38,6 +38,7 @@
     <DefineConstants>TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup>
     <ApplicationManifest>app.manifest</ApplicationManifest>
@@ -120,6 +121,7 @@
     </Compile>
     <Compile Include="Util\BcdHelper.cs" />
     <Compile Include="Util\CodeIntegrityHelper.cs" />
+    <Compile Include="Util\CodeIntegrityPolicyHelper.cs" />
     <Compile Include="Util\OsUpgradeDetection.cs" />
     <Compile Include="Util\OSVersionInfo.cs" />
     <Compile Include="Util\UEFIHelper.cs" />

DerpingDrivers/MainWindow.xaml

@@ -22,7 +22,7 @@
 
     <TabControl Margin="15">
         <!-- System Details -->
-        <TabItem Header="System Details">
+        <TabItem Header="System Overview">
             <Grid>
                 <Grid.RowDefinitions>
                     <RowDefinition Height="Auto" />
@@ -78,10 +78,39 @@
         </TabItem>
 
         <!-- Compatibility Summary -->
-        <TabItem Header="Compatibility Summary">
+        <TabItem Header="Details">
             <markdig:MarkdownViewer x:Name="SummaryViewer" />
         </TabItem>
 
+        <TabItem Header="Settings">
+            <Grid>
+                <Grid.RowDefinitions>
+                    <RowDefinition Height="Auto" />
+                    <RowDefinition Height="Auto" />
+                    <RowDefinition Height="*" />
+                </Grid.RowDefinitions>
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition />
+                    <ColumnDefinition />
+                </Grid.ColumnDefinitions>
+
+                <controls:ToggleSwitch Grid.Row="0" Grid.Column="0"
+                                       Margin="0,10,0,0"
+                                       Header="Allow Prerelease Signatures"
+                                       OnLabel="TESTSINGING is on"
+                                       OffLabel="TESTSINGING is off"
+                                       IsChecked="{Binding Path=AllowPrereleaseSignatures}" />
+                
+                <controls:ToggleSwitch Grid.Row="1" Grid.Column="0"
+                                       Margin="0,10,0,0"
+                                       Header="WHQL Developer Test Mode"
+                                       OnLabel="Cross-signed driver loading allowed"
+                                       OffLabel="Only WHQL-signed drivers allowed"
+                                       IsEnabled="{Binding Path=IsWindows10}"
+                                       IsChecked="{Binding Path=WhqlDeveloperTestMode}" />
+            </Grid>
+        </TabItem>
+
         <!-- About -->
         <TabItem Header="About">
             <Grid>

DerpingDrivers/MainWindow.xaml.cs

@@ -65,6 +65,20 @@ namespace DerpingDrivers
         /// </summary>
         public string TestSigningStatus => CodeIntegrityHelper.IsTestSignEnabled ? "Enabled" : "Disabled";
 
+        public bool AllowPrereleaseSignatures
+        {
+            get => BcdHelper.AllowPrereleaseSignatures;
+            set => BcdHelper.AllowPrereleaseSignatures = value;
+        }
+
+        public bool WhqlDeveloperTestMode
+        {
+            get => CodeIntegrityPolicyHelper.WhqlDeveloperTestMode;
+            set => CodeIntegrityPolicyHelper.WhqlDeveloperTestMode = value;
+        }
+
+        public bool IsWindows10 => OsVersionInfo.IsWindows10;
+
         private string MatchingSummaryContent
         {
             get

DerpingDrivers/Util/BcdHelper.cs

@@ -1,5 +1,7 @@
-using System.Diagnostics;
+using System;
+using System.Diagnostics;
 using DerpingDrivers.Exceptions;
+using ExceptionReporting;
 using Microsoft.Win32;
 
 namespace DerpingDrivers.Util
@@ -25,6 +27,8 @@ namespace DerpingDrivers.Util
             }
 
             set
+            {
+                try
                 {
                     if (value)
                     {
@@ -33,10 +37,11 @@ namespace DerpingDrivers.Util
                         {
                             StartInfo =
                             {
-                            FileName = "Bcdedit.exe",
+                                FileName = @"C:\WINDOWS\system32\bcdedit.exe",
                                 Arguments = "-set TESTSIGNING ON",
                                 WindowStyle = ProcessWindowStyle.Hidden,
-                            CreateNoWindow = true
+                                CreateNoWindow = true,
+                                UseShellExecute = false
                             }
                         };
 
@@ -53,10 +58,11 @@ namespace DerpingDrivers.Util
                         {
                             StartInfo =
                             {
-                            FileName = "Bcdedit.exe",
+                                FileName = @"C:\WINDOWS\system32\bcdedit.exe",
                                 Arguments = "-set TESTSIGNING OFF",
                                 WindowStyle = ProcessWindowStyle.Hidden,
-                            CreateNoWindow = true
+                                CreateNoWindow = true,
+                                UseShellExecute = false
                             }
                         };
 
@@ -67,6 +73,19 @@ namespace DerpingDrivers.Util
                             throw new BcdAlterAllowPrereleaseSignaturesFailedException("Couldn't disable TESTSIGNING");
                     }
                 }
+                catch (Exception ex)
+                {
+                    var er = new ExceptionReporter
+                    {
+                        Config =
+                        {
+                            AppName = "DerpingDrivers",
+                            SendMethod = ReportSendMethod.None
+                        }
+                    };
+                    er.Show(ex);
+                }
+            }
         }
     }
 }

DerpingDrivers/Util/CodeIntegrityPolicyHelper.cs

@@ -0,0 +1,24 @@
+using System;
+using Microsoft.Win32;
+
+namespace DerpingDrivers.Util
+{
+    public static class CodeIntegrityPolicyHelper
+    {
+        public static bool WhqlDeveloperTestMode
+        {
+            get
+            {
+                var value = (int?) Registry.GetValue(@"HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\CI\Policy",
+                    "WhqlDeveloperTestMode", null);
+
+                if (value == null) return false;
+
+                return value > 0;
+            }
+
+            set => Registry.SetValue(@"HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\CI\Policy",
+                "WhqlDeveloperTestMode", Convert.ToInt32(value), RegistryValueKind.DWord);
+        }
+    }
+}