Bump version

This bug arose when all of the libraries were consoliated into the same library for better packaging. Each set of classes was being instantiated 3 times as a result.

BinaryObjectScanner/BinaryObjectScanner.csproj

@@ -2,29 +2,28 @@
 
   <PropertyGroup>
     <!-- Assembly Properties -->
-    <TargetFrameworks>net48;net6.0;net7.0</TargetFrameworks>
-    <RuntimeIdentifiers>win-x86;win-x64;linux-x64;osx-x64</RuntimeIdentifiers>
-    <Version>2.9.0</Version>
+    <TargetFrameworks>net40;net452;net462;net472;net48;netcoreapp3.1;net5.0;net6.0;net7.0;net8.0</TargetFrameworks>
+    <RuntimeIdentifiers>win-x86;win-x64;win-arm64;linux-x64;linux-arm64;osx-x64;osx-arm64</RuntimeIdentifiers>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <LangVersion>latest</LangVersion>
+    <Nullable>enable</Nullable>
+    <SuppressTfmSupportBuildWarnings>true</SuppressTfmSupportBuildWarnings>
+    <!-- <TreatWarningsAsErrors>true</TreatWarningsAsErrors> --> <!-- Can't be enabled because of external code -->
+    <Version>3.0.1</Version>
   
     <!-- Package Properties -->
-    <PackageId>BurnOutSharp</PackageId> <!-- Temporary until official renaming -->
     <Authors>Matt Nadareski</Authors>
     <Description>Protection scanning library</Description>
     <Copyright>Copyright (c)2018-2023 Matt Nadareski</Copyright>
     <PackageProjectUrl>https://github.com/SabreTools/</PackageProjectUrl>
-    <RepositoryUrl>https://github.com/mnadareski/BurnOutSharp</RepositoryUrl>
+    <RepositoryUrl>https://github.com/SabreTools/BinaryObjectScanner</RepositoryUrl>
     <RepositoryType>git</RepositoryType>
     <PackageTags>protection copy-protection scanning packer</PackageTags>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(TargetFramework)'!='net48'">
-    <Nullable>enable</Nullable>
-  </PropertyGroup>
-
-  <!-- These are needed for dealing with submodules -->
-  <PropertyGroup>
+  <!-- Exclude certain parts of external modules for .NET Framework 4.5.2 and above -->
+  <PropertyGroup Condition="$(TargetFramework.StartsWith(`net4`)) AND !$(TargetFramework.StartsWith(`net40`))">
     <DefaultItemExcludes>
       $(DefaultItemExcludes);
       **\AssemblyInfo.cs;
@@ -33,8 +32,16 @@
     </DefaultItemExcludes>
   </PropertyGroup>
 
+  <!-- Exclude all external modules for .NET Framework 4.0, .NET Core and modern .NET -->
+  <PropertyGroup Condition="!$(TargetFramework.StartsWith(`net4`)) OR $(TargetFramework.StartsWith(`net40`))">
+    <DefaultItemExcludes>
+      $(DefaultItemExcludes);
+      _EXTERNAL\**;
+    </DefaultItemExcludes>
+  </PropertyGroup>
+
   <!-- These are needed for dealing with native Windows DLLs -->
-  <ItemGroup>
+  <ItemGroup Condition="$(TargetFramework.StartsWith(`net4`)) AND !$(TargetFramework.StartsWith(`net40`))">
     <Content Include="*.dll">
       <Pack>true</Pack>
       <PackagePath>contentFiles;content</PackagePath>
@@ -49,19 +56,26 @@
 
   <ItemGroup>
     <PackageReference Include="OpenMcdf" Version="2.3.0" />
-    <PackageReference Include="SabreTools.Compression" Version="0.1.1" />
-    <PackageReference Include="SabreTools.IO" Version="1.1.1" />
-    <PackageReference Include="SabreTools.Matching" Version="1.1.1" />
-    <PackageReference Include="SabreTools.Models" Version="1.1.5" />
-    <PackageReference Include="SabreTools.Serialization" Version="1.1.7" />
+    <PackageReference Include="SabreTools.Compression" Version="0.2.0" />
+    <PackageReference Include="SabreTools.IO" Version="1.2.0" />
+    <PackageReference Include="SabreTools.Matching" Version="1.2.0" />
+    <PackageReference Include="SabreTools.Models" Version="1.2.0" />
+    <PackageReference Include="SabreTools.Serialization" Version="1.2.1" />
+    <PackageReference Include="UnshieldSharp" Version="1.7.0" />
+    <PackageReference Include="WiseUnpacker" Version="1.2.0" />
+  </ItemGroup>
+
+  <ItemGroup Condition="$(TargetFramework.StartsWith(`net40`))">
+    <PackageReference Include="Microsoft.Bcl" Version="1.1.10" />
+  </ItemGroup>
+
+  <ItemGroup Condition="!$(TargetFramework.StartsWith(`net40`)) AND !$(TargetFramework.StartsWith(`net452`))">
     <PackageReference Include="SharpCompress" Version="0.34.1" />
     <PackageReference Include="SharpZipLib" Version="1.4.2" />
     <PackageReference Include="System.Text.Encoding.CodePages" Version="7.0.0" />
-    <PackageReference Include="UnshieldSharp" Version="1.6.9" />
-    <PackageReference Include="WiseUnpacker" Version="1.0.4" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetFramework)'=='net48'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith(`net4`)) AND !$(TargetFramework.StartsWith(`net40`))">
     <PackageReference Include="System.Memory" Version="4.5.5" />
   </ItemGroup>
 

BinaryObjectScanner/Factory.cs

@@ -8,24 +8,20 @@ namespace BinaryObjectScanner
         /// <summary>
         /// Create an instance of a detectable based on file type
         /// </summary>
-#if NET48
-        public static IDetectable CreateDetectable(SupportedFileType fileType)
-#else
         public static IDetectable? CreateDetectable(SupportedFileType fileType)
-#endif
         {
             switch (fileType)
             {
-                case SupportedFileType.AACSMediaKeyBlock: return new BinaryObjectScanner.FileType.AACSMediaKeyBlock();
-                case SupportedFileType.BDPlusSVM: return new BinaryObjectScanner.FileType.BDPlusSVM();
-                //case SupportedFileType.CIA: return new BinaryObjectScanner.FileType.CIA();
-                case SupportedFileType.Executable: return new BinaryObjectScanner.FileType.Executable();
-                case SupportedFileType.LDSCRYPT: return new BinaryObjectScanner.FileType.LDSCRYPT();
-                //case SupportedFileType.N3DS: return new BinaryObjectScanner.FileType.N3DS();
-                //case SupportedFileType.Nitro: return new BinaryObjectScanner.FileType.Nitro();
-                case SupportedFileType.PLJ: return new BinaryObjectScanner.FileType.PLJ();
-                case SupportedFileType.SFFS: return new BinaryObjectScanner.FileType.SFFS();
-                case SupportedFileType.Textfile: return new BinaryObjectScanner.FileType.Textfile();
+                case SupportedFileType.AACSMediaKeyBlock: return new FileType.AACSMediaKeyBlock();
+                case SupportedFileType.BDPlusSVM: return new FileType.BDPlusSVM();
+                //case SupportedFileType.CIA: return new FileType.CIA();
+                case SupportedFileType.Executable: return new FileType.Executable();
+                case SupportedFileType.LDSCRYPT: return new FileType.LDSCRYPT();
+                //case SupportedFileType.N3DS: return new FileType.N3DS();
+                //case SupportedFileType.Nitro: return new FileType.Nitro();
+                case SupportedFileType.PLJ: return new FileType.PLJ();
+                case SupportedFileType.SFFS: return new FileType.SFFS();
+                case SupportedFileType.Textfile: return new FileType.Textfile();
                 default: return null;
             }
         }
@@ -33,44 +29,40 @@ namespace BinaryObjectScanner
         /// <summary>
         /// Create an instance of an extractable based on file type
         /// </summary>
-#if NET48
-        public static IExtractable CreateExtractable(SupportedFileType fileType)
-#else
         public static IExtractable? CreateExtractable(SupportedFileType fileType)
-#endif
         {
             switch (fileType)
             {
-                case SupportedFileType.BFPK: return new BinaryObjectScanner.FileType.BFPK();
-                case SupportedFileType.BSP: return new BinaryObjectScanner.FileType.BSP();
-                case SupportedFileType.BZip2: return new BinaryObjectScanner.FileType.BZip2();
-                case SupportedFileType.CFB: return new BinaryObjectScanner.FileType.CFB();
-                //case SupportedFileType.CIA: return new BinaryObjectScanner.FileType.CIA();
-                case SupportedFileType.GCF: return new BinaryObjectScanner.FileType.GCF();
-                case SupportedFileType.GZIP: return new BinaryObjectScanner.FileType.GZIP();
-                case SupportedFileType.InstallShieldArchiveV3: return new BinaryObjectScanner.FileType.InstallShieldArchiveV3();
-                case SupportedFileType.InstallShieldCAB: return new BinaryObjectScanner.FileType.InstallShieldCAB();
-                case SupportedFileType.MicrosoftCAB: return new BinaryObjectScanner.FileType.MicrosoftCAB();
-                case SupportedFileType.MicrosoftLZ: return new BinaryObjectScanner.FileType.MicrosoftLZ();
-                case SupportedFileType.MPQ: return new BinaryObjectScanner.FileType.MPQ();
-                //case SupportedFileType.N3DS: return new BinaryObjectScanner.FileType.N3DS();
-                //case SupportedFileType.NCF: return new BinaryObjectScanner.FileType.NCF();
-                //case SupportedFileType.Nitro: return new BinaryObjectScanner.FileType.Nitro();
-                case SupportedFileType.PAK: return new BinaryObjectScanner.FileType.PAK();
-                case SupportedFileType.PFF: return new BinaryObjectScanner.FileType.PFF();
-                case SupportedFileType.PKZIP: return new BinaryObjectScanner.FileType.PKZIP();
-                //case SupportedFileType.PLJ: return new BinaryObjectScanner.FileType.PLJ();
-                //case SupportedFileType.Quantum: return new BinaryObjectScanner.FileType.Quantum();
-                case SupportedFileType.RAR: return new BinaryObjectScanner.FileType.RAR();
-                case SupportedFileType.SevenZip: return new BinaryObjectScanner.FileType.SevenZip();
-                case SupportedFileType.SFFS: return new BinaryObjectScanner.FileType.SFFS();
-                case SupportedFileType.SGA: return new BinaryObjectScanner.FileType.SGA();
-                case SupportedFileType.TapeArchive: return new BinaryObjectScanner.FileType.TapeArchive();
-                case SupportedFileType.VBSP: return new BinaryObjectScanner.FileType.VBSP();
-                case SupportedFileType.VPK: return new BinaryObjectScanner.FileType.VPK();
-                case SupportedFileType.WAD: return new BinaryObjectScanner.FileType.WAD();
-                case SupportedFileType.XZ: return new BinaryObjectScanner.FileType.XZ();
-                case SupportedFileType.XZP: return new BinaryObjectScanner.FileType.XZP();
+                case SupportedFileType.BFPK: return new FileType.BFPK();
+                case SupportedFileType.BSP: return new FileType.BSP();
+                case SupportedFileType.BZip2: return new FileType.BZip2();
+                case SupportedFileType.CFB: return new FileType.CFB();
+                //case SupportedFileType.CIA: return new FileType.CIA();
+                case SupportedFileType.GCF: return new FileType.GCF();
+                case SupportedFileType.GZIP: return new FileType.GZIP();
+                case SupportedFileType.InstallShieldArchiveV3: return new FileType.InstallShieldArchiveV3();
+                case SupportedFileType.InstallShieldCAB: return new FileType.InstallShieldCAB();
+                case SupportedFileType.MicrosoftCAB: return new FileType.MicrosoftCAB();
+                case SupportedFileType.MicrosoftLZ: return new FileType.MicrosoftLZ();
+                case SupportedFileType.MPQ: return new FileType.MPQ();
+                //case SupportedFileType.N3DS: return new FileType.N3DS();
+                //case SupportedFileType.NCF: return new FileType.NCF();
+                //case SupportedFileType.Nitro: return new FileType.Nitro();
+                case SupportedFileType.PAK: return new FileType.PAK();
+                case SupportedFileType.PFF: return new FileType.PFF();
+                case SupportedFileType.PKZIP: return new FileType.PKZIP();
+                //case SupportedFileType.PLJ: return new FileType.PLJ();
+                //case SupportedFileType.Quantum: return new FileType.Quantum();
+                case SupportedFileType.RAR: return new FileType.RAR();
+                case SupportedFileType.SevenZip: return new FileType.SevenZip();
+                case SupportedFileType.SFFS: return new FileType.SFFS();
+                case SupportedFileType.SGA: return new FileType.SGA();
+                case SupportedFileType.TapeArchive: return new FileType.TapeArchive();
+                case SupportedFileType.VBSP: return new FileType.VBSP();
+                case SupportedFileType.VPK: return new FileType.VPK();
+                case SupportedFileType.WAD: return new FileType.WAD();
+                case SupportedFileType.XZ: return new FileType.XZ();
+                case SupportedFileType.XZP: return new FileType.XZP();
                 default: return null;
             }
         }

BinaryObjectScanner/FileType/AACSMediaKeyBlock.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.FileType
     public class AACSMediaKeyBlock : IDetectable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Detect(string file, bool includeDebug)
-#else
         public string? Detect(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -27,11 +23,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Detect(Stream stream, string file, bool includeDebug)
-#else
         public string? Detect(Stream stream, string file, bool includeDebug)
-#endif
         {
             // If the MKB file itself fails
             try

BinaryObjectScanner/FileType/BDPlusSVM.cs

@@ -10,11 +10,7 @@ namespace BinaryObjectScanner.FileType
     public class BDPlusSVM : IDetectable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Detect(string file, bool includeDebug)
-#else
         public string? Detect(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -26,11 +22,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Detect(Stream stream, string file, bool includeDebug)
-#else
         public string? Detect(Stream stream, string file, bool includeDebug)
-#endif
         {
             // If the BD+ file itself fails
             try

BinaryObjectScanner/FileType/BFPK.cs

@@ -1,8 +1,10 @@
 using System;
 using System.IO;
 using BinaryObjectScanner.Interfaces;
+#if NET462_OR_GREATER
 using SharpCompress.Compressors;
 using SharpCompress.Compressors.Deflate;
+#endif
 
 namespace BinaryObjectScanner.FileType
 {
@@ -12,11 +14,7 @@ namespace BinaryObjectScanner.FileType
     public class BFPK : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,11 +26,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {
@@ -56,7 +50,7 @@ namespace BinaryObjectScanner.FileType
                 return null;
             }
         }
-    
+
         /// <summary>
         /// Extract all files from the BFPK to an output directory
         /// </summary>
@@ -129,12 +123,14 @@ namespace BinaryObjectScanner.FileType
                     {
                         fs.Write(data, 0, compressedSize);
                     }
+#if NET462_OR_GREATER
                     else
                     {
                         MemoryStream ms = new MemoryStream(data);
                         ZlibStream zs = new ZlibStream(ms, CompressionMode.Decompress);
                         zs.CopyTo(fs);
                     }
+#endif
                 }
 
                 return true;

BinaryObjectScanner/FileType/BSP.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.FileType
     public class BSP : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -27,11 +23,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {
@@ -229,11 +221,7 @@ namespace BinaryObjectScanner.FileType
         /// </summary>
         /// <param name="texture">Texture object to format</param>
         /// <returns>Byte array representing the texture as a bitmap</returns>
-#if NET48
-        private static byte[] CreateTextureData(SabreTools.Models.BSP.Texture texture)
-#else
         private static byte[]? CreateTextureData(SabreTools.Models.BSP.Texture texture)
-#endif
         {
             // If there's no palette data
             if (texture.PaletteData == null || texture.PaletteData.Length == 0)

BinaryObjectScanner/FileType/BZip2.cs

@@ -1,8 +1,10 @@
 using System;
 using System.IO;
 using BinaryObjectScanner.Interfaces;
+#if NET462_OR_GREATER
 using SharpCompress.Compressors;
 using SharpCompress.Compressors.BZip2;
+#endif
 
 namespace BinaryObjectScanner.FileType
 {
@@ -12,11 +14,7 @@ namespace BinaryObjectScanner.FileType
     public class BZip2 : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,15 +26,12 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             if (stream == null)
                 return null;
 
+#if NET462_OR_GREATER
             try
             {
                 // Create a temp output directory
@@ -59,6 +54,9 @@ namespace BinaryObjectScanner.FileType
                 if (includeDebug) Console.WriteLine(ex);
                 return null;
             }
+#else
+            return null;
+#endif
         }
     }
 }

BinaryObjectScanner/FileType/CFB.cs

@@ -12,11 +12,7 @@ namespace BinaryObjectScanner.FileType
     public class CFB : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,11 +24,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {
@@ -95,11 +87,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <remarks>Adapted from LibMSI</remarks>
-#if NET48
-        public static string DecodeStreamName(string input)
-#else
         public static string? DecodeStreamName(string input)
-#endif
         {
             if (input == null)
                 return null;

BinaryObjectScanner/FileType/Executable.cs

@@ -110,56 +110,32 @@ namespace BinaryObjectScanner.FileType
         /// <summary>
         /// Cache for all IContentCheck types
         /// </summary>
-#if NET48
-        private static IEnumerable<IContentCheck> contentCheckClasses;
-#else
         private static IEnumerable<IContentCheck>? contentCheckClasses;
-#endif
 
         /// <summary>
         /// Cache for all ILinearExecutableCheck types
         /// </summary>
-#if NET48
-        private static IEnumerable<ILinearExecutableCheck> linearExecutableCheckClasses;
-#else
         private static IEnumerable<ILinearExecutableCheck>? linearExecutableCheckClasses;
-#endif
 
         /// <summary>
         /// Cache for all IMSDOSExecutableCheck types
         /// </summary>
-#if NET48
-        private static IEnumerable<IMSDOSExecutableCheck> msdosExecutableCheckClasses;
-#else
         private static IEnumerable<IMSDOSExecutableCheck>? msdosExecutableCheckClasses;
-#endif
 
         /// <summary>
         /// Cache for all INewExecutableCheck types
         /// </summary>
-#if NET48
-        private static IEnumerable<INewExecutableCheck> newExecutableCheckClasses;
-#else
         private static IEnumerable<INewExecutableCheck>? newExecutableCheckClasses;
-#endif
 
         /// <summary>
         /// Cache for all IPortableExecutableCheck types
         /// </summary>
-#if NET48
-        private static IEnumerable<IPortableExecutableCheck> portableExecutableCheckClasses;
-#else
         private static IEnumerable<IPortableExecutableCheck>? portableExecutableCheckClasses;
-#endif
 
         #endregion
 
         /// <inheritdoc/>
-#if NET48
-        public string Detect(string file, bool includeDebug)
-#else
         public string? Detect(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -171,11 +147,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Detect(Stream stream, string file, bool includeDebug)
-#else
         public string? Detect(Stream stream, string file, bool includeDebug)
-#endif
         {
             // Try to create a wrapper for the proper executable type
             var wrapper = WrapperFactory.CreateExecutableWrapper(stream);
@@ -230,11 +202,7 @@ namespace BinaryObjectScanner.FileType
         /// <param name="stream">Stream to scan the contents of</param>
         /// <param name="includeDebug">True to include debug data, false otherwise</param>
         /// <returns>Set of protections in file, null on error</returns>
-#if NET48
-        public ConcurrentDictionary<IContentCheck, string> RunContentChecks(string file, Stream stream, bool includeDebug)
-#else
         public ConcurrentDictionary<IContentCheck, string>? RunContentChecks(string? file, Stream stream, bool includeDebug)
-#endif
         {
             // If we have an invalid file
             if (string.IsNullOrWhiteSpace(file))
@@ -246,7 +214,11 @@ namespace BinaryObjectScanner.FileType
             byte[] fileContent = new byte[0];
             try
             {
+#if NET40
+                using (BinaryReader br = new BinaryReader(stream, Encoding.Default))
+#else
                 using (BinaryReader br = new BinaryReader(stream, Encoding.Default, true))
+#endif
                 {
                     fileContent = br.ReadBytes((int)stream.Length);
                     if (fileContent == null)
@@ -266,7 +238,7 @@ namespace BinaryObjectScanner.FileType
             Parallel.ForEach(ContentCheckClasses, checkClass =>
             {
                 // Get the protection for the class, if possible
-                var protection = checkClass.CheckContents(file, fileContent, includeDebug);
+                var protection = checkClass.CheckContents(file!, fileContent, includeDebug);
                 if (string.IsNullOrWhiteSpace(protection))
                     return;
 
@@ -278,7 +250,7 @@ namespace BinaryObjectScanner.FileType
                 if (CheckIfPacker(checkClass) && !IncludePackers)
                     return;
 
-                protections.TryAdd(checkClass, protection);
+                protections.TryAdd(checkClass, protection!);
             });
 
             return protections;
@@ -312,7 +284,7 @@ namespace BinaryObjectScanner.FileType
                 if (CheckIfPacker(checkClass) && !IncludePackers)
                     return;
 
-                protections.TryAdd(checkClass, protection);
+                protections.TryAdd(checkClass, protection!);
             });
 
             return protections;
@@ -346,7 +318,7 @@ namespace BinaryObjectScanner.FileType
                 if (CheckIfPacker(checkClass) && !IncludePackers)
                     return;
 
-                protections.TryAdd(checkClass, protection);
+                protections.TryAdd(checkClass, protection!);
             });
 
             return protections;
@@ -380,7 +352,7 @@ namespace BinaryObjectScanner.FileType
                 if (CheckIfPacker(checkClass) && !IncludePackers)
                     return;
 
-                protections.TryAdd(checkClass, protection);
+                protections.TryAdd(checkClass, protection!);
             });
 
             return protections;
@@ -414,7 +386,7 @@ namespace BinaryObjectScanner.FileType
                 if (CheckIfPacker(checkClass) && !IncludePackers)
                     return;
 
-                protections.TryAdd(checkClass, protection);
+                protections.TryAdd(checkClass, protection!);
             });
 
             return protections;
@@ -427,35 +399,21 @@ namespace BinaryObjectScanner.FileType
         /// <summary>
         /// Initialize all implementations of a type
         /// </summary>
-#if NET48
-        private static IEnumerable<T> InitCheckClasses<T>()
-#else
-        private static IEnumerable<T>? InitCheckClasses<T>()
-#endif
-            => InitCheckClasses<T>(typeof(GameEngine._DUMMY).Assembly) ?? Enumerable.Empty<T>()
-                .Concat(InitCheckClasses<T>(typeof(Packer._DUMMY).Assembly) ?? Enumerable.Empty<T>())
-                .Concat(InitCheckClasses<T>(typeof(Protection._DUMMY).Assembly) ?? Enumerable.Empty<T>());
+        private static IEnumerable<T>? InitCheckClasses<T>() =>
+            InitCheckClasses<T>(typeof(Handler).Assembly) ?? Enumerable.Empty<T>();
 
         /// <summary>
         /// Initialize all implementations of a type
         /// </summary>
-#if NET48
-        private static IEnumerable<T> InitCheckClasses<T>(Assembly assembly)
-#else
         private static IEnumerable<T>? InitCheckClasses<T>(Assembly assembly)
-#endif
         {
             return assembly.GetTypes()?
                 .Where(t => t.IsClass && t.GetInterface(typeof(T).Name) != null)?
-#if NET48
-                .Select(t => (T)Activator.CreateInstance(t))
-#else
                 .Select(t => (T?)Activator.CreateInstance(t))
-#endif
-                .Cast<T>() ?? Array.Empty<T>();
+                .Cast<T>() ?? [];
         }
 
-#endregion
+        #endregion
 
         #region Helpers
 

BinaryObjectScanner/FileType/GCF.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.FileType
     public class GCF : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -27,11 +23,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {

BinaryObjectScanner/FileType/GZIP.cs

@@ -1,8 +1,10 @@
 using System;
 using System.IO;
 using BinaryObjectScanner.Interfaces;
+#if NET462_OR_GREATER
 using SharpCompress.Archives;
 using SharpCompress.Archives.GZip;
+#endif
 
 namespace BinaryObjectScanner.FileType
 {
@@ -12,11 +14,7 @@ namespace BinaryObjectScanner.FileType
     public class GZIP : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,15 +26,12 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             if (stream == null)
                 return null;
 
+#if NET462_OR_GREATER
             try
             {
                 // Create a temp output directory
@@ -70,6 +65,9 @@ namespace BinaryObjectScanner.FileType
                 if (includeDebug) Console.WriteLine(ex);
                 return null;
             }
+#else
+            return null;
+#endif
         }
     }
 }

BinaryObjectScanner/FileType/InstallShieldArchiveV3.cs

@@ -12,11 +12,7 @@ namespace BinaryObjectScanner.FileType
     public class InstallShieldArchiveV3 : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,11 +24,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {
@@ -45,13 +37,13 @@ namespace BinaryObjectScanner.FileType
                 {
                     try
                     {
-                        string tempFile = Path.Combine(tempPath, cfile.FullPath);
+                        string tempFile = Path.Combine(tempPath, cfile.FullPath!);
                         var directoryName = Path.GetDirectoryName(tempFile);
                         if (directoryName != null && !Directory.Exists(directoryName))
                             Directory.CreateDirectory(directoryName);
 
-                        (byte[] fileContents, string error) = archive.Extract(cfile.FullPath);
-                        if (!string.IsNullOrWhiteSpace(error))
+                        (byte[]? fileContents, string? error) = archive.Extract(cfile.FullPath!);
+                        if (fileContents == null || !string.IsNullOrWhiteSpace(error))
                             continue;
 
                         using (FileStream fs = File.OpenWrite(tempFile))

BinaryObjectScanner/FileType/InstallShieldCAB.cs

@@ -12,11 +12,7 @@ namespace BinaryObjectScanner.FileType
     public class InstallShieldCAB : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,11 +24,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             // Get the name of the first cabinet file or header
             var directory = Path.GetDirectoryName(file);
@@ -68,7 +60,10 @@ namespace BinaryObjectScanner.FileType
                 string tempPath = Path.Combine(Path.GetTempPath(), Guid.NewGuid().ToString());
                 Directory.CreateDirectory(tempPath);
 
-                InstallShieldCabinet cabfile = InstallShieldCabinet.Open(file);
+                var cabfile = InstallShieldCabinet.Open(file);
+                if (cabfile == null)
+                    return null;
+
                 for (int i = 0; i < cabfile.FileCount; i++)
                 {
                     try
@@ -80,8 +75,8 @@ namespace BinaryObjectScanner.FileType
                         string tempFile;
                         try
                         {
-                            string filename = cabfile.FileName(i);
-                            tempFile = Path.Combine(tempPath, filename);
+                            string? filename = cabfile.FileName(i);
+                            tempFile = Path.Combine(tempPath, filename ?? string.Empty);
                         }
                         catch
                         {

BinaryObjectScanner/FileType/LDSCRYPT.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.FileType
     public class LDSCRYPT : IDetectable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Detect(string file, bool includeDebug)
-#else
         public string? Detect(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -27,11 +23,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Detect(Stream stream, string file, bool includeDebug)
-#else
         public string? Detect(Stream stream, string file, bool includeDebug)
-#endif
         {
             try
             {

BinaryObjectScanner/FileType/MPQ.cs

@@ -1,7 +1,7 @@
 using System;
 using System.IO;
 using BinaryObjectScanner.Interfaces;
-#if NET48
+#if NETFRAMEWORK && !NET40
 using StormLibSharp;
 #endif
 
@@ -13,11 +13,7 @@ namespace BinaryObjectScanner.FileType
     public class MPQ : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -30,14 +26,10 @@ namespace BinaryObjectScanner.FileType
 
         // TODO: Add stream opening support
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
-#if NET6_0_OR_GREATER
-            // Not supported for .NET 6.0 due to Windows DLL requirements
+#if NET40 || NETCOREAPP || NET5_0_OR_GREATER
+            // Not supported for .NET Core and modern .NET due to Windows DLL requirements
             return null;
 #else
             try
@@ -49,7 +41,7 @@ namespace BinaryObjectScanner.FileType
                 using (MpqArchive mpqArchive = new MpqArchive(file, FileAccess.Read))
                 {
                     // Try to open the listfile
-                    string listfile = null;
+                    string? listfile = null;
                     MpqFileStream listStream = mpqArchive.OpenFile("(listfile)");
 
                     // If we can't read the listfile, we just return

BinaryObjectScanner/FileType/MicrosoftCAB.cs

@@ -13,11 +13,7 @@ namespace BinaryObjectScanner.FileType
     public class MicrosoftCAB : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -29,11 +25,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/FileType/MicrosoftLZ.cs

@@ -12,11 +12,7 @@ namespace BinaryObjectScanner.FileType
     public class MicrosoftLZ : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,11 +24,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {

BinaryObjectScanner/FileType/PAK.cs

@@ -10,11 +10,7 @@ namespace BinaryObjectScanner.FileType
     public class PAK : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -26,11 +22,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {

BinaryObjectScanner/FileType/PFF.cs

@@ -10,11 +10,7 @@ namespace BinaryObjectScanner.FileType
     public class PFF : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -26,11 +22,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {

BinaryObjectScanner/FileType/PKZIP.cs

@@ -1,8 +1,10 @@
 using System;
 using System.IO;
 using BinaryObjectScanner.Interfaces;
+#if NET462_OR_GREATER
 using SharpCompress.Archives;
 using SharpCompress.Archives.Zip;
+#endif
 
 namespace BinaryObjectScanner.FileType
 {
@@ -12,11 +14,7 @@ namespace BinaryObjectScanner.FileType
     public class PKZIP : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,15 +26,12 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             if (stream == null)
                 return null;
 
+#if NET462_OR_GREATER
             try
             {
                 // Create a temp output directory
@@ -73,6 +68,9 @@ namespace BinaryObjectScanner.FileType
                 if (includeDebug) Console.WriteLine(ex);
                 return null;
             }
+#else
+            return null;
+#endif
         }
     }
 }

BinaryObjectScanner/FileType/PLJ.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.FileType
     public class PLJ : IDetectable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Detect(string file, bool includeDebug)
-#else
         public string? Detect(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -27,11 +23,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Detect(Stream stream, string file, bool includeDebug)
-#else
         public string? Detect(Stream stream, string file, bool includeDebug)
-#endif
         {
             try
             {

BinaryObjectScanner/FileType/Quantum.cs

@@ -10,11 +10,7 @@ namespace BinaryObjectScanner.FileType
     public class Quantum : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -26,11 +22,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {

BinaryObjectScanner/FileType/RAR.cs

@@ -1,8 +1,10 @@
 using System;
 using System.IO;
 using BinaryObjectScanner.Interfaces;
+#if NET462_OR_GREATER
 using SharpCompress.Archives;
 using SharpCompress.Archives.Rar;
+#endif
 
 namespace BinaryObjectScanner.FileType
 {
@@ -12,11 +14,7 @@ namespace BinaryObjectScanner.FileType
     public class RAR : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,15 +26,12 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             if (stream == null)
                 return null;
 
+#if NET462_OR_GREATER
             try
             {
                 // Create a temp output directory
@@ -70,6 +65,9 @@ namespace BinaryObjectScanner.FileType
                 if (includeDebug) Console.WriteLine(ex);
                 return null;
             }
+#else
+            return null;
+#endif
         }
     }
 }

BinaryObjectScanner/FileType/SFFS.cs

@@ -12,11 +12,7 @@ namespace BinaryObjectScanner.FileType
     public class SFFS : IExtractable, IDetectable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Detect(string file, bool includeDebug)
-#else
         public string? Detect(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,11 +24,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Detect(Stream stream, string file, bool includeDebug)
-#else
         public string? Detect(Stream stream, string file, bool includeDebug)
-#endif
         {
             try
             {
@@ -51,11 +43,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -67,11 +55,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/FileType/SGA.cs

@@ -3,7 +3,9 @@ using System.Collections.Generic;
 using System.IO;
 using System.Linq;
 using BinaryObjectScanner.Interfaces;
+#if NET462_OR_GREATER
 using ICSharpCode.SharpZipLib.Zip.Compression;
+#endif
 
 namespace BinaryObjectScanner.FileType
 {
@@ -13,11 +15,7 @@ namespace BinaryObjectScanner.FileType
     public class SGA : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -29,11 +27,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {
@@ -118,11 +112,7 @@ namespace BinaryObjectScanner.FileType
                 return false;
 
             // Get the files
-#if NET48
-            object file;
-#else
             object? file;
-#endif
             switch (item.Model.Header?.MajorVersion)
             {
                 case 4: file = (item.Model.Directory as SabreTools.Models.SGA.Directory4)?.Files?[index]; break;
@@ -147,27 +137,16 @@ namespace BinaryObjectScanner.FileType
             }
 
             // Loop through and get all parent directories
-#if NET48
-            var parentNames = new List<string> { filename };
-#else
             var parentNames = new List<string?> { filename };
-#endif
 
             // Get the parent directory
             var folder = default(object);
             switch (item.Model.Header?.MajorVersion)
             {
-#if NET48
-                case 4: folder = (item.Model.Directory as SabreTools.Models.SGA.Directory4)?.Folders?.FirstOrDefault(f => index >= f.FileStartIndex && index <= f.FileEndIndex); break;
-                case 5: folder = (item.Model.Directory as SabreTools.Models.SGA.Directory5)?.Folders?.FirstOrDefault(f => index >= f.FileStartIndex && index <= f.FileEndIndex); break;
-                case 6: folder = (item.Model.Directory as SabreTools.Models.SGA.Directory6)?.Folders?.FirstOrDefault(f => index >= f.FileStartIndex && index <= f.FileEndIndex); break;
-                case 7: folder = (item.Model.Directory as SabreTools.Models.SGA.Directory7)?.Folders?.FirstOrDefault(f => index >= f.FileStartIndex && index <= f.FileEndIndex); break;
-#else
                 case 4: folder = (item.Model.Directory as SabreTools.Models.SGA.Directory4)?.Folders?.FirstOrDefault(f => f != null && index >= f.FileStartIndex && index <= f.FileEndIndex); break;
                 case 5: folder = (item.Model.Directory as SabreTools.Models.SGA.Directory5)?.Folders?.FirstOrDefault(f => f != null && index >= f.FileStartIndex && index <= f.FileEndIndex); break;
                 case 6: folder = (item.Model.Directory as SabreTools.Models.SGA.Directory6)?.Folders?.FirstOrDefault(f => f != null && index >= f.FileStartIndex && index <= f.FileEndIndex); break;
                 case 7: folder = (item.Model.Directory as SabreTools.Models.SGA.Directory7)?.Folders?.FirstOrDefault(f => f != null && index >= f.FileStartIndex && index <= f.FileEndIndex); break;
-#endif
                 default: return false;
             }
 
@@ -245,10 +224,14 @@ namespace BinaryObjectScanner.FileType
             else
             {
                 // Decompress the data
+#if NET462_OR_GREATER
                 data = new byte[outputFileSize];
                 Inflater inflater = new Inflater();
                 inflater.SetInput(compressedData);
                 inflater.Inflate(data);
+#else
+                data = new byte[outputFileSize];
+#endif
             }
 
             // If we have an invalid output directory

BinaryObjectScanner/FileType/SevenZip.cs

@@ -1,8 +1,10 @@
 using System;
 using System.IO;
 using BinaryObjectScanner.Interfaces;
+#if NET462_OR_GREATER
 using SharpCompress.Archives;
 using SharpCompress.Archives.SevenZip;
+#endif
 
 namespace BinaryObjectScanner.FileType
 {
@@ -12,11 +14,7 @@ namespace BinaryObjectScanner.FileType
     public class SevenZip : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,12 +26,9 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
+#if NET462_OR_GREATER
             try
             {
                 // Create a temp output directory
@@ -67,6 +62,9 @@ namespace BinaryObjectScanner.FileType
                 if (includeDebug) Console.WriteLine(ex);
                 return null;
             }
+#else
+            return null;
+#endif
         }
     }
 }

BinaryObjectScanner/FileType/TapeArchive.cs

@@ -1,8 +1,10 @@
 using System;
 using System.IO;
 using BinaryObjectScanner.Interfaces;
+#if NET462_OR_GREATER
 using SharpCompress.Archives;
 using SharpCompress.Archives.Tar;
+#endif
 
 namespace BinaryObjectScanner.FileType
 {
@@ -12,11 +14,7 @@ namespace BinaryObjectScanner.FileType
     public class TapeArchive : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,15 +26,12 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             if (stream == null)
                 return null;
 
+#if NET462_OR_GREATER
             try
             {
                 // Create a temp output directory
@@ -70,6 +65,9 @@ namespace BinaryObjectScanner.FileType
                 if (includeDebug) Console.WriteLine(ex);
                 return null;
             }
+#else
+            return null;
+#endif
         }
     }
 }

BinaryObjectScanner/FileType/Textfile.cs

@@ -12,11 +12,7 @@ namespace BinaryObjectScanner.FileType
     public class Textfile : IDetectable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Detect(string file, bool includeDebug)
-#else
         public string? Detect(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,11 +24,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Detect(Stream stream, string file, bool includeDebug)
-#else
         public string? Detect(Stream stream, string file, bool includeDebug)
-#endif
         {
             // Files can be protected in multiple ways
             var protections = new List<string>();
@@ -41,7 +33,11 @@ namespace BinaryObjectScanner.FileType
             {
                 // Load the current file content
                 var fileContent = string.Empty;
+#if NET40
+                using (var sr = new StreamReader(stream, Encoding.Default, true, 1024 * 1024))
+#else
                 using (var sr = new StreamReader(stream, Encoding.Default, true, 1024 * 1024, true))
+#endif
                 {
                     fileContent = sr.ReadToEnd();
                 }

BinaryObjectScanner/FileType/VBSP.cs

@@ -10,11 +10,7 @@ namespace BinaryObjectScanner.FileType
     public class VBSP : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -26,11 +22,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {

BinaryObjectScanner/FileType/VPK.cs

@@ -12,11 +12,7 @@ namespace BinaryObjectScanner.FileType
     public class VPK : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -28,11 +24,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {

BinaryObjectScanner/FileType/WAD.cs

@@ -10,11 +10,7 @@ namespace BinaryObjectScanner.FileType
     public class WAD : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -26,11 +22,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {

BinaryObjectScanner/FileType/XZ.cs

@@ -1,7 +1,9 @@
 using System;
 using System.IO;
 using BinaryObjectScanner.Interfaces;
+#if NET462_OR_GREATER
 using SharpCompress.Compressors.Xz;
+#endif
 
 namespace BinaryObjectScanner.FileType
 {
@@ -11,11 +13,7 @@ namespace BinaryObjectScanner.FileType
     public class XZ : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -27,12 +25,9 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
+#if NET462_OR_GREATER
             try
             {
                 // Create a temp output directory
@@ -55,6 +50,9 @@ namespace BinaryObjectScanner.FileType
                 if (includeDebug) Console.WriteLine(ex);
                 return null;
             }
+#else
+            return null;
+#endif
         }
     }
 }

BinaryObjectScanner/FileType/XZP.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.FileType
     public class XZP : IExtractable
     {
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -27,11 +23,7 @@ namespace BinaryObjectScanner.FileType
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {

BinaryObjectScanner/GameEngine/RenderWare.cs

@@ -18,11 +18,7 @@ namespace BinaryObjectScanner.GameEngine
     public class RenderWare : IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;

BinaryObjectScanner/GameEngine/_DUMMY.cs

@@ -1,7 +0,0 @@
-namespace BinaryObjectScanner.GameEngine
-{
-    /// <summary>
-    /// This class exists for reflection purposes and should not be used
-    /// </summary>
-    public sealed class _DUMMY { }
-}

BinaryObjectScanner/Handler.cs

@@ -18,11 +18,7 @@ namespace BinaryObjectScanner
         /// <summary>
         /// Cache for all IPathCheck types
         /// </summary>
-#if NET48
-        public static IEnumerable<IPathCheck> PathCheckClasses
-#else
         public static IEnumerable<IPathCheck?> PathCheckClasses
-#endif
         {
             get
             {
@@ -40,11 +36,7 @@ namespace BinaryObjectScanner
         /// <summary>
         /// Cache for all IPathCheck types
         /// </summary>
-#if NET48
-        private static IEnumerable<IPathCheck> pathCheckClasses;
-#else
         private static IEnumerable<IPathCheck?>? pathCheckClasses;
-#endif
 
         #endregion
 
@@ -56,11 +48,7 @@ namespace BinaryObjectScanner
         /// <param name="path">Path of the file or directory to check</param>
         /// <param name="scanner">Scanner object to use for options and scanning</param>
         /// <returns>Set of protections in file, null on error</returns>
-#if NET48
-        public static ConcurrentDictionary<string, ConcurrentQueue<string>> HandlePathChecks(string path, IEnumerable<string> files)
-#else
         public static ConcurrentDictionary<string, ConcurrentQueue<string>> HandlePathChecks(string path, IEnumerable<string>? files)
-#endif
         {
             // Create the output dictionary
             var protections = new ConcurrentDictionary<string, ConcurrentQueue<string>>();
@@ -91,11 +79,7 @@ namespace BinaryObjectScanner
         /// <param name="stream">Stream to scan the contents of</param>
         /// <param name="includeDebug">True to include debug data, false otherwise</param>
         /// <returns>Set of protections in file, null on error</returns>
-#if NET48
-        public static ConcurrentQueue<string> HandleDetectable(IDetectable impl, string fileName, Stream stream, bool includeDebug)
-#else
         public static ConcurrentQueue<string>? HandleDetectable(IDetectable impl, string fileName, Stream stream, bool includeDebug)
-#endif
         {
             var protection = impl.Detect(stream, fileName, includeDebug);
             return ProcessProtectionString(protection);
@@ -109,11 +93,7 @@ namespace BinaryObjectScanner
         /// <param name="stream">Stream to scan the contents of</param>
         /// <param name="scanner">Scanner object to use on extractable contents</param>
         /// <returns>Set of protections in file, null on error</returns>
-#if NET48
-        public static ConcurrentDictionary<string, ConcurrentQueue<string>> HandleExtractable(IExtractable impl, string fileName, Stream stream, Scanner scanner)
-#else
         public static ConcurrentDictionary<string, ConcurrentQueue<string>>? HandleExtractable(IExtractable impl, string fileName, Stream? stream, Scanner scanner)
-#endif
         {
             // If the extractable file itself fails
             try
@@ -155,11 +135,7 @@ namespace BinaryObjectScanner
         /// <param name="impl">IPathCheck class representing the file type</param>
         /// <param name="path">Path of the file or directory to check</param>
         /// <returns>Set of protections in path, null on error</returns>
-#if NET48
-        private static ConcurrentQueue<string> PerformCheck(this IPathCheck impl, string path, IEnumerable<string> files)
-#else
         private static ConcurrentQueue<string>? PerformCheck(this IPathCheck impl, string? path, IEnumerable<string>? files)
-#endif
         {
             // If we have an invalid path
             if (string.IsNullOrWhiteSpace(path))
@@ -171,7 +147,7 @@ namespace BinaryObjectScanner
             // If we have a file path
             if (File.Exists(path))
             {
-                var protection = impl.CheckFilePath(path);
+                var protection = impl.CheckFilePath(path!);
                 var subProtections = ProcessProtectionString(protection);
                 if (subProtections != null)
                     protections.AddRange(subProtections);
@@ -180,7 +156,7 @@ namespace BinaryObjectScanner
             // If we have a directory path
             if (Directory.Exists(path) && files?.Any() == true)
             {
-                var subProtections = impl.CheckDirectoryPath(path, files);
+                var subProtections = impl.CheckDirectoryPath(path!, files);
                 if (subProtections != null)
                     protections.AddRange(subProtections);
             }
@@ -195,33 +171,17 @@ namespace BinaryObjectScanner
         /// <summary>
         /// Initialize all implementations of a type
         /// </summary>
-#if NET48
-        private static IEnumerable<T> InitCheckClasses<T>()
-#else
-        private static IEnumerable<T?> InitCheckClasses<T>()
-#endif
-        {
-            return InitCheckClasses<T>(typeof(GameEngine._DUMMY).Assembly)
-                .Concat(InitCheckClasses<T>(typeof(Packer._DUMMY).Assembly))
-                .Concat(InitCheckClasses<T>(typeof(Protection._DUMMY).Assembly));
-        }
+        private static IEnumerable<T?> InitCheckClasses<T>() =>
+            InitCheckClasses<T>(typeof(Handler).Assembly);
 
         /// <summary>
         /// Initialize all implementations of a type
         /// </summary>
-#if NET48
-        private static IEnumerable<T> InitCheckClasses<T>(Assembly assembly)
-#else
         private static IEnumerable<T?> InitCheckClasses<T>(Assembly assembly)
-#endif
         {
             return assembly.GetTypes()?
                 .Where(t => t.IsClass && t.GetInterface(typeof(T).Name) != null)?
-#if NET48
-                .Select(t => (T)Activator.CreateInstance(t)) ?? Array.Empty<T>();
-#else
-                .Select(t => (T?)Activator.CreateInstance(t)) ?? Array.Empty<T>();
-#endif
+                .Select(t => (T?)Activator.CreateInstance(t)) ?? [];
         }
 
         #endregion
@@ -233,11 +193,7 @@ namespace BinaryObjectScanner
         /// </summary>
         /// <param name="protection">Protection string to process</param>
         /// <returns>Set of protections parsed, null on error</returns>
-#if NET48
-        private static ConcurrentQueue<string> ProcessProtectionString(string protection)
-#else
         private static ConcurrentQueue<string>? ProcessProtectionString(string? protection)
-#endif
         {
             // If we have an invalid protection string
             if (string.IsNullOrWhiteSpace(protection))
@@ -247,7 +203,7 @@ namespace BinaryObjectScanner
             var protections = new ConcurrentQueue<string>();
 
             // If we have an indicator of multiple protections
-            if (protection.Contains(";"))
+            if (protection!.Contains(";"))
             {
                 var splitProtections = protection.Split(';');
                 protections.AddRange(splitProtections);

BinaryObjectScanner/Interfaces/IContentCheck.cs

@@ -12,10 +12,6 @@
         /// <param name="fileContent">Byte array representing the file contents</param>
         /// <param name="includeDebug">True to include debug data, false otherwise</param>
         /// <returns>String containing any protections found in the file</returns>
-#if NET48
-        string CheckContents(string file, byte[] fileContent, bool includeDebug);
-#else
         string? CheckContents(string file, byte[] fileContent, bool includeDebug);
-#endif
     }
 }

BinaryObjectScanner/Interfaces/IDetectable.cs

@@ -14,11 +14,7 @@ namespace BinaryObjectScanner.Interfaces
         /// <param name="includeDebug">True to include debug data, false otherwise</param>
         /// <returns>Detected file or protection type, null on error</returns>
         /// <remarks>Ideally, this should just point to the other detect implementation.</remarks>
-#if NET48
-        string Detect(string file, bool includeDebug);
-#else
         string? Detect(string file, bool includeDebug);
-#endif
 
         /// <summary>
         /// Check if a stream is detected as this file type
@@ -27,10 +23,6 @@ namespace BinaryObjectScanner.Interfaces
         /// <param name="file">Path to the input file</param>
         /// <param name="includeDebug">True to include debug data, false otherwise</param>
         /// <returns>Detected file or protection type, null on error</returns>
-#if NET48
-        string Detect(Stream stream, string file, bool includeDebug);
-#else
         string? Detect(Stream stream, string file, bool includeDebug);
-#endif
     }
 }

BinaryObjectScanner/Interfaces/IExtractable.cs

@@ -16,11 +16,7 @@ namespace BinaryObjectScanner.Interfaces
         /// <param name="includeDebug">True to include debug data, false otherwise</param>
         /// <returns>Path to extracted files, null on error</returns>
         /// <remarks>Ideally, this should just point to the other extract implementation.</remarks>
-#if NET48
-        string Extract(string file, bool includeDebug);
-#else
         string? Extract(string file, bool includeDebug);
-#endif
 
         /// <summary>
         /// Extract a stream to a temporary path, if possible
@@ -29,10 +25,6 @@ namespace BinaryObjectScanner.Interfaces
         /// <param name="file">Path to the input file</param>
         /// <param name="includeDebug">True to include debug data, false otherwise</param>
         /// <returns>Path to extracted files, null on error</returns>
-#if NET48
-        string Extract(Stream stream, string file, bool includeDebug);
-#else
         string? Extract(Stream? stream, string file, bool includeDebug);
-#endif
     }
 }

BinaryObjectScanner/Interfaces/ILinearExecutableCheck.cs

@@ -14,10 +14,6 @@ namespace BinaryObjectScanner.Interfaces
         /// <param name="lex">LinearExecutable representing the read-in file</param>
         /// <param name="includeDebug">True to include debug data, false otherwise</param>
         /// <returns>String containing any protections found in the file</returns>
-#if NET48
-        string CheckLinearExecutable(string file, LinearExecutable lex, bool includeDebug);
-#else
         string? CheckLinearExecutable(string file, LinearExecutable lex, bool includeDebug);
-#endif
     }
 }

BinaryObjectScanner/Interfaces/IMSDOSExecutableCheck.cs

@@ -14,10 +14,6 @@ namespace BinaryObjectScanner.Interfaces
         /// <param name="mz">MSDOS representing the read-in file</param>
         /// <param name="includeDebug">True to include debug data, false otherwise</param>
         /// <returns>String containing any protections found in the file</returns>
-#if NET48
-        string CheckMSDOSExecutable(string file, MSDOS mz, bool includeDebug);
-#else
         string? CheckMSDOSExecutable(string file, MSDOS mz, bool includeDebug);
-#endif
     }
 }

BinaryObjectScanner/Interfaces/INewExecutableCheck.cs

@@ -14,10 +14,6 @@ namespace BinaryObjectScanner.Interfaces
         /// <param name="nex">NewExecutable representing the read-in file</param>
         /// <param name="includeDebug">True to include debug data, false otherwise</param>
         /// <returns>String containing any protections found in the file</returns>
-#if NET48
-        string CheckNewExecutable(string file, NewExecutable nex, bool includeDebug);
-#else
         string? CheckNewExecutable(string file, NewExecutable nex, bool includeDebug);
-#endif
     }
 }

BinaryObjectScanner/Interfaces/IPathCheck.cs

@@ -17,21 +17,13 @@ namespace BinaryObjectScanner.Interfaces
         /// <param name="path">Path to check for protection indicators</param>
         /// <param name="files">Enumerable of strings representing files in a directory</param>
         /// <remarks>This can do some limited content checking as well, but it's suggested to use a content check instead, if possible</remarks>
-#if NET48
-        ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files);
-#else
         ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files);
-#endif
 
         /// <summary>
         /// Check a file path for protections based on path name
         /// </summary>
         /// <param name="path">Path to check for protection indicators</param>
         /// <remarks>This can do some limited content checking as well, but it's suggested to use a content check instead, if possible</remarks>
-#if NET48
-        string CheckFilePath(string path);
-#else
         string? CheckFilePath(string path);
-#endif
     }
 }

BinaryObjectScanner/Interfaces/IPortableExecutableCheck.cs

@@ -14,10 +14,6 @@ namespace BinaryObjectScanner.Interfaces
         /// <param name="pex">PortableExecutable representing the read-in file</param>
         /// <param name="includeDebug">True to include debug data, false otherwise</param>
         /// <returns>String containing any protections found in the file</returns>
-#if NET48
-        string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug);
-#else
         string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug);
-#endif
     }
 }

BinaryObjectScanner/Packer/ASPack.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.Packer
     public class ASPack : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -55,11 +51,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -71,11 +63,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/AdvancedInstaller.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.Packer
     public class AdvancedInstaller : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -34,11 +30,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -50,11 +42,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/Armadillo.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.Packer
     public class Armadillo : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -46,11 +42,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -62,11 +54,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/AutoPlayMediaStudio.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.Packer
     public class AutoPlayMediaStudio : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -38,11 +34,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -54,11 +46,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }
@@ -68,12 +56,12 @@ namespace BinaryObjectScanner.Packer
             // Check the product version explicitly
             var version = pex.ProductVersion;
             if (!string.IsNullOrEmpty(version))
-                return version;
+                return version!;
 
             // Check the internal versions
             version = pex.GetInternalVersion();
             if (!string.IsNullOrEmpty(version))
-                return version;
+                return version!;
 
             return "(Unknown Version)";
         }

BinaryObjectScanner/Packer/CExe.cs

@@ -3,7 +3,9 @@ using System.Collections.Generic;
 using System.IO;
 using System.Linq;
 using BinaryObjectScanner.Interfaces;
+#if NET462_OR_GREATER
 using ICSharpCode.SharpZipLib.Zip.Compression;
+#endif
 using SabreTools.Matching;
 using SabreTools.Serialization.Wrappers;
 
@@ -15,11 +17,7 @@ namespace BinaryObjectScanner.Packer
     public class CExe : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -54,11 +52,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -70,11 +64,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {
@@ -100,6 +90,7 @@ namespace BinaryObjectScanner.Packer
                     try
                     {
                         // Inflate the data into the buffer
+#if NET462_OR_GREATER
                         Inflater inflater = new Inflater();
                         inflater.SetInput(payload);
                         data = new byte[payload.Length * 4];
@@ -107,6 +98,9 @@ namespace BinaryObjectScanner.Packer
 
                         // Trim the buffer to the proper size
                         data = new ReadOnlySpan<byte>(data, 0, read).ToArray();
+#else
+                        data = null;
+#endif
                     }
                     catch
                     {

BinaryObjectScanner/Packer/EXEStealth.cs

@@ -13,11 +13,7 @@ namespace BinaryObjectScanner.Packer
     public class EXEStealth : IContentCheck, IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckContents(string file, byte[] fileContent, bool includeDebug)
-#else
         public string? CheckContents(string file, byte[] fileContent, bool includeDebug)
-#endif
         {
             // TODO: Obtain a sample to find where this string is in a typical executable
             if (includeDebug)
@@ -42,11 +38,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -83,11 +75,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -99,11 +87,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/EmbeddedExecutable.cs

@@ -14,11 +14,7 @@ namespace BinaryObjectScanner.Packer
     public class EmbeddedExecutable : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -33,11 +29,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -49,11 +41,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {

BinaryObjectScanner/Packer/GenteeInstaller.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.Packer
     public class GenteeInstaller : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -37,11 +33,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -53,11 +45,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/HyperTechCrackProof.cs

@@ -13,11 +13,7 @@ namespace BinaryObjectScanner.Packer
     public class HyperTechCrackProof : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -36,11 +32,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -52,11 +44,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/InnoSetup.cs

@@ -12,11 +12,7 @@ namespace BinaryObjectScanner.Packer
     public class InnoSetup : IExtractable, INewExecutableCheck, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckNewExecutable(string file, NewExecutable nex, bool includeDebug)
-#else
         public string? CheckNewExecutable(string file, NewExecutable nex, bool includeDebug)
-#endif
         {
             // Check for "Inno" in the reserved words
             if (nex.Model.Stub?.Header?.Reserved2?[4] == 0x6E49 && nex.Model.Stub?.Header?.Reserved2?[5] == 0x6F6E)
@@ -32,11 +28,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -62,11 +54,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -78,11 +66,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/InstallAnywhere.cs

@@ -10,11 +10,7 @@ namespace BinaryObjectScanner.Packer
     public class InstallAnywhere : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -33,11 +29,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -49,11 +41,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }
@@ -63,7 +51,7 @@ namespace BinaryObjectScanner.Packer
             // Check the internal versions
             var version = pex.GetInternalVersion();
             if (!string.IsNullOrEmpty(version))
-                return version;
+                return version!;
 
             return "(Unknown Version)";
         }

BinaryObjectScanner/Packer/InstallerVISE.cs

@@ -12,11 +12,7 @@ namespace BinaryObjectScanner.Packer
     {
         //TODO: Add exact version detection for Windows builds, make sure versions before 3.X are detected as well, and detect the Mac builds.
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -35,11 +31,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -51,11 +43,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/IntelInstallationFramework.cs

@@ -9,11 +9,7 @@ namespace BinaryObjectScanner.Packer
     public class IntelInstallationFramework : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -38,11 +34,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -54,11 +46,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/MicrosoftCABSFX.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.Packer
     public class MicrosoftCABSFX : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -52,11 +48,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -68,11 +60,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/NSIS.cs

@@ -10,11 +10,7 @@ namespace BinaryObjectScanner.Packer
     public class NSIS : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -22,7 +18,7 @@ namespace BinaryObjectScanner.Packer
                 return null;
 
             var description = pex.AssemblyDescription;
-            if (!string.IsNullOrWhiteSpace(description) && description.StartsWith("Nullsoft Install System"))
+            if (!string.IsNullOrWhiteSpace(description) && description!.StartsWith("Nullsoft Install System"))
                 return $"NSIS {description.Substring("Nullsoft Install System".Length).Trim()}";
 
             // Get the .data/DATA section strings, if they exist
@@ -37,11 +33,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -53,11 +45,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/NeoLite.cs

@@ -18,11 +18,7 @@ namespace BinaryObjectScanner.Packer
     {
         // TODO: Find samples of NeoLite 1.X.
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -41,11 +37,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             // TODO: Add extraction
             if (!File.Exists(file))
@@ -58,11 +50,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/PECompact.cs

@@ -9,11 +9,7 @@ namespace BinaryObjectScanner.Packer
     public class PECompact : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -46,11 +42,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -62,11 +54,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/Petite.cs

@@ -9,11 +9,7 @@ namespace BinaryObjectScanner.Packer
     public class PEtite : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -29,11 +25,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -45,11 +37,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/SetupFactory.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.Packer
     public class SetupFactory : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -43,11 +39,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -59,11 +51,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }
@@ -73,12 +61,12 @@ namespace BinaryObjectScanner.Packer
             // Check the product version explicitly
             var version = pex.ProductVersion;
             if (!string.IsNullOrEmpty(version))
-                return version;
+                return version!;
 
             // Check the internal versions
             version = pex.GetInternalVersion();
             if (!string.IsNullOrEmpty(version))
-                return version;
+                return version!;
 
             return "(Unknown Version)";
         }

BinaryObjectScanner/Packer/SevenZipSFX.cs

@@ -9,11 +9,7 @@ namespace BinaryObjectScanner.Packer
     public class SevenZipSFX : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -50,11 +46,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -66,11 +58,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/Shrinker.cs

@@ -9,11 +9,7 @@ namespace BinaryObjectScanner.Packer
     public class Shrinker : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -30,11 +26,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -46,11 +38,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/UPX.cs

@@ -17,11 +17,7 @@ namespace BinaryObjectScanner.Packer
         private static readonly Regex _upxVersionMatch = new Regex(@"^([0-9]\.[0-9]{2})$", RegexOptions.Compiled);
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -68,11 +64,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -84,11 +76,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Packer/WinRARSFX.cs

@@ -3,20 +3,18 @@ using System.IO;
 using System.Linq;
 using BinaryObjectScanner.Interfaces;
 using SabreTools.Serialization.Wrappers;
+#if NET462_OR_GREATER
 using SharpCompress.Archives;
 using SharpCompress.Archives.Rar;
 using SharpCompress.Readers;
+#endif
 
 namespace BinaryObjectScanner.Packer
 {
     public class WinRARSFX : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -35,11 +33,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -51,12 +45,9 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
+#if NET462_OR_GREATER
             try
             {
                 // Should be using stream instead of file, but stream fails to extract anything. My guess is that the executable portion of the archive is causing stream to fail, but not file.
@@ -93,6 +84,9 @@ namespace BinaryObjectScanner.Packer
                 if (includeDebug) Console.WriteLine(ex);
                 return null;
             }
+#else
+            return null;
+#endif
         }
     }
 }

BinaryObjectScanner/Packer/WinZipSFX.cs

@@ -4,19 +4,17 @@ using System.Linq;
 using System.Text;
 using BinaryObjectScanner.Interfaces;
 using SabreTools.Serialization.Wrappers;
+#if NET462_OR_GREATER
 using SharpCompress.Archives;
 using SharpCompress.Archives.Zip;
+#endif
 
 namespace BinaryObjectScanner.Packer
 {
     public class WinZipSFX : IExtractable, INewExecutableCheck, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckNewExecutable(string file, NewExecutable nex, bool includeDebug)
-#else
         public string? CheckNewExecutable(string file, NewExecutable nex, bool includeDebug)
-#endif
         {
             // If the resident-name table doesnt exist
             if (nex.Model.ResidentNameTable == null)
@@ -40,11 +38,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -69,11 +63,7 @@ namespace BinaryObjectScanner.Packer
         // TODO: Find a way to generically detect 2.X versions and improve exact version detection for SFX PE versions bundled with WinZip 11+
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -85,12 +75,9 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
+#if NET462_OR_GREATER
             try
             {
                 // Should be using stream instead of file, but stream fails to extract anything. My guess is that the executable portion of the archive is causing stream to fail, but not file.
@@ -127,6 +114,9 @@ namespace BinaryObjectScanner.Packer
                 if (includeDebug) Console.WriteLine(ex);
                 return null;
             }
+#else
+            return null;
+#endif
         }
 
         /// <summary>
@@ -134,11 +124,7 @@ namespace BinaryObjectScanner.Packer
         /// </summary>
         /// TODO: Reduce the checks to only the ones that differ between versions
         /// TODO: Research to see if the versions are embedded elsewhere in these files
-#if NET48
-        private string GetNEHeaderVersion(NewExecutable nex)
-#else
         private string? GetNEHeaderVersion(NewExecutable nex)
-#endif
         {
             #region 2.0 Variants
 
@@ -696,11 +682,7 @@ namespace BinaryObjectScanner.Packer
         /// Get the version from the PE export directory table value combinations
         /// </summary>
         /// TODO: Research to see if the versions are embedded elsewhere in these files
-#if NET48
-        private string GetPEExportDirectoryVersion(PortableExecutable pex)
-#else
         private string? GetPEExportDirectoryVersion(PortableExecutable pex)
-#endif
         {
             string sfxFileName = pex.Model.ExportTable?.ExportDirectoryTable?.Name ?? string.Empty;
             uint sfxTimeDateStamp = pex.Model.ExportTable?.ExportDirectoryTable?.TimeDateStamp ?? uint.MaxValue;

BinaryObjectScanner/Packer/WiseInstaller.cs

@@ -14,11 +14,7 @@ namespace BinaryObjectScanner.Packer
     public class WiseInstaller : IExtractable, INewExecutableCheck, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckNewExecutable(string file, NewExecutable nex, bool includeDebug)
-#else
         public string? CheckNewExecutable(string file, NewExecutable nex, bool includeDebug)
-#endif
         {
             // If we match a known header
             if (MatchesNEVersion(nex) != null)
@@ -44,11 +40,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -81,11 +73,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -97,11 +85,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             try
             {
@@ -129,11 +113,7 @@ namespace BinaryObjectScanner.Packer
         /// </summary>
         /// <param name="nex">New executable to check</param>
         /// <returns>True if it matches a known version, false otherwise</returns>
-#if NET48
-        private FormatProperty MatchesNEVersion(NewExecutable nex)
-#else
         private FormatProperty? MatchesNEVersion(NewExecutable nex)
-#endif
         {
             // TODO: Offset is _not_ the EXE header address, rather where the data starts. Fix this.
             switch (nex.Model.Stub?.Header?.NewExeHeaderAddr)
@@ -190,11 +170,7 @@ namespace BinaryObjectScanner.Packer
         /// </summary>
         /// <param name="pex">Portable executable to check</param>
         /// <returns>True if it matches a known version, false otherwise</returns>
-#if NET48
-        private FormatProperty GetPEFormat(PortableExecutable pex)
-#else
         private FormatProperty? GetPEFormat(PortableExecutable pex)
-#endif
         {
             if (pex.OverlayAddress == 0x6e00
                 && pex.GetFirstSection(".text")?.VirtualSize == 0x3cf4
@@ -241,11 +217,7 @@ namespace BinaryObjectScanner.Packer
         /// <param name="file">Path to the input file</param>
         /// <param name="includeDebug">True to include debug data, false otherwise</param>
         /// <returns>True if it matches a known version, false otherwise</returns>
-#if NET48
-        private string ExtractNewExecutable(NewExecutable nex, string file, bool includeDebug)
-#else
         private string? ExtractNewExecutable(NewExecutable nex, string file, bool includeDebug)
-#endif
         {
             string tempPath = Path.Combine(Path.GetTempPath(), Guid.NewGuid().ToString());
             Directory.CreateDirectory(tempPath);
@@ -284,11 +256,7 @@ namespace BinaryObjectScanner.Packer
         /// <param name="file">Path to the input file</param>
         /// <param name="includeDebug">True to include debug data, false otherwise</param>
         /// <returns>True if it matches a known version, false otherwise</returns>
-#if NET48
-        private string ExtractPortableExecutable(PortableExecutable pex, string file, bool includeDebug)
-#else
         private string? ExtractPortableExecutable(PortableExecutable pex, string file, bool includeDebug)
-#endif
         {
             try
             {

BinaryObjectScanner/Packer/_DUMMY.cs

@@ -1,7 +0,0 @@
-namespace BinaryObjectScanner.Packer
-{
-    /// <summary>
-    /// This class exists for reflection purposes and should not be used
-    /// </summary>
-    public sealed class _DUMMY { }
-}

BinaryObjectScanner/Packer/dotFuscator.cs

@@ -10,11 +10,7 @@ namespace BinaryObjectScanner.Packer
     public class dotFuscator : IExtractable, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -33,11 +29,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(string file, bool includeDebug)
-#else
         public string? Extract(string file, bool includeDebug)
-#endif
         {
             if (!File.Exists(file))
                 return null;
@@ -49,11 +41,7 @@ namespace BinaryObjectScanner.Packer
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string Extract(Stream stream, string file, bool includeDebug)
-#else
         public string? Extract(Stream? stream, string file, bool includeDebug)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Progress.cs

@@ -0,0 +1,110 @@
+#if NET40
+
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System.Threading;
+using System.Diagnostics;
+
+namespace System
+{
+    /// <summary>
+    /// Provides an IProgress{T} that invokes callbacks for each reported progress value.
+    /// </summary>
+    /// <typeparam name="T">Specifies the type of the progress report value.</typeparam>
+    /// <remarks>
+    /// Any handler provided to the constructor or event handlers registered with
+    /// the <see cref="ProgressChanged"/> event are invoked through a
+    /// <see cref="SynchronizationContext"/> instance captured
+    /// when the instance is constructed.  If there is no current SynchronizationContext
+    /// at the time of construction, the callbacks will be invoked on the ThreadPool.
+    /// </remarks>
+    /// <see href="https://github.com/dotnet/runtime/blob/main/src/libraries/System.Private.CoreLib/src/System/Progress.cs"/>
+    public class Progress<T> : IProgress<T> where T : EventArgs
+    {
+        /// <summary>The synchronization context captured upon construction.  This will never be null.</summary>
+        private readonly SynchronizationContext _synchronizationContext;
+        /// <summary>The handler specified to the constructor.  This may be null.</summary>
+        private readonly Action<T>? _handler;
+        /// <summary>A cached delegate used to post invocation to the synchronization context.</summary>
+        private readonly SendOrPostCallback _invokeHandlers;
+
+        /// <summary>Initializes the <see cref="Progress{T}"/>.</summary>
+        public Progress()
+        {
+            // Capture the current synchronization context.
+            // If there is no current context, we use a default instance targeting the ThreadPool.
+            _synchronizationContext = SynchronizationContext.Current ?? ProgressStatics.DefaultContext;
+            Debug.Assert(_synchronizationContext != null);
+            _invokeHandlers = new SendOrPostCallback(InvokeHandlers);
+        }
+
+        /// <summary>Initializes the <see cref="Progress{T}"/> with the specified callback.</summary>
+        /// <param name="handler">
+        /// A handler to invoke for each reported progress value.  This handler will be invoked
+        /// in addition to any delegates registered with the <see cref="ProgressChanged"/> event.
+        /// Depending on the <see cref="SynchronizationContext"/> instance captured by
+        /// the <see cref="Progress{T}"/> at construction, it's possible that this handler instance
+        /// could be invoked concurrently with itself.
+        /// </param>
+        /// <exception cref="ArgumentNullException">The <paramref name="handler"/> is null (<see langword="Nothing" /> in Visual Basic).</exception>
+        public Progress(Action<T> handler) : this()
+        {
+            if (handler == null)
+                throw new ArgumentNullException(nameof(handler));
+
+            _handler = handler;
+        }
+
+        /// <summary>Raised for each reported progress value.</summary>
+        /// <remarks>
+        /// Handlers registered with this event will be invoked on the
+        /// <see cref="SynchronizationContext"/> captured when the instance was constructed.
+        /// </remarks>
+        public event EventHandler<T>? ProgressChanged;
+
+        /// <summary>Reports a progress change.</summary>
+        /// <param name="value">The value of the updated progress.</param>
+        protected virtual void OnReport(T value)
+        {
+            // If there's no handler, don't bother going through the sync context.
+            // Inside the callback, we'll need to check again, in case
+            // an event handler is removed between now and then.
+            Action<T>? handler = _handler;
+            EventHandler<T>? changedEvent = ProgressChanged;
+            if (handler != null || changedEvent != null)
+            {
+                // Post the processing to the sync context.
+                // (If T is a value type, it will get boxed here.)
+                _synchronizationContext.Post(_invokeHandlers, value);
+            }
+        }
+
+        /// <summary>Reports a progress change.</summary>
+        /// <param name="value">The value of the updated progress.</param>
+        void IProgress<T>.Report(T value) { OnReport(value); }
+
+        /// <summary>Invokes the action and event callbacks.</summary>
+        /// <param name="state">The progress value.</param>
+        private void InvokeHandlers(object? state)
+        {
+            T value = (T)state!;
+
+            Action<T>? handler = _handler;
+            EventHandler<T>? changedEvent = ProgressChanged;
+
+            handler?.Invoke(value);
+            changedEvent?.Invoke(this, value);
+        }
+    }
+
+    /// <summary>Holds static values for <see cref="Progress{T}"/>.</summary>
+    /// <remarks>This avoids one static instance per type T.</remarks>
+    internal static class ProgressStatics
+    {
+        /// <summary>A default synchronization context that targets the ThreadPool.</summary>
+        internal static readonly SynchronizationContext DefaultContext = new SynchronizationContext();
+    }
+}
+
+#endif

BinaryObjectScanner/Protection/ActiveMARK.cs

@@ -11,11 +11,7 @@ namespace BinaryObjectScanner.Protection
     public class ActiveMARK : IContentCheck, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckContents(string file, byte[] fileContent, bool includeDebug)
-#else
         public string? CheckContents(string file, byte[] fileContent, bool includeDebug)
-#endif
         {
             // TODO: Obtain a sample to find where this string is in a typical executable
             if (includeDebug)
@@ -38,11 +34,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;

BinaryObjectScanner/Protection/AegiSoft.cs

@@ -20,11 +20,7 @@ namespace BinaryObjectScanner.Protection
     public class AegiSoft : IPathCheck, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -71,11 +67,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
@@ -88,15 +80,11 @@ namespace BinaryObjectScanner.Protection
                 // These files are "Asc001.dll", "Asc002.dll", "Asc003.dll", "Asc005.dll", and "Asc006.exe" (Found in Redump entry 73521/IA item "Nova_HoyleCasino99USA").
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {

BinaryObjectScanner/Protection/AlphaDVD.cs

@@ -16,26 +16,18 @@ namespace BinaryObjectScanner.Protection
     public class AlphaDVD : IPathCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
                 new PathMatchSet(new PathMatch("PlayDVD.exe", useEndsWith: true), "Alpha-DVD (Unconfirmed - Please report to us on Github)"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {

BinaryObjectScanner/Protection/AlphaROM.cs

@@ -44,11 +44,7 @@ namespace BinaryObjectScanner.Protection
     public class AlphaROM : IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // TODO: Add support for detecting Alpha-ROM found in older games made with the RealLive engine. 
             // TODO: Add version detection for Alpha-ROM.

BinaryObjectScanner/Protection/Bitpool.cs

@@ -13,11 +13,7 @@ namespace BinaryObjectScanner.Protection
     public class Bitpool : IPathCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
@@ -38,15 +34,11 @@ namespace BinaryObjectScanner.Protection
                 }, "Bitpool"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {

BinaryObjectScanner/Protection/ByteShield.cs

@@ -41,11 +41,7 @@ namespace BinaryObjectScanner.Protection
     public class ByteShield : IPortableExecutableCheck, IPathCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -134,11 +130,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             // TODO: Investigate reference to "bbz650.tmp" in "Byteshield.dll" (Redump entry 6236)
             // Files with the ".bbz" extension are associated with ByteShield, but the extenstion is known to be used in other places as well.
@@ -148,15 +140,11 @@ namespace BinaryObjectScanner.Protection
                 new PathMatchSet(new PathMatch("Byteshield.ini", useEndsWith: true), "ByteShield"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             // TODO: Investigate reference to "bbz650.tmp" in "Byteshield.dll" (Redump entry 6236)
             // Files with the ".bbz" extension are associated with ByteShield, but the extenstion is known to be used in other places as well.

BinaryObjectScanner/Protection/CDCheck.cs

@@ -6,11 +6,7 @@ namespace BinaryObjectScanner.Protection
     public class CDCheck : IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;

BinaryObjectScanner/Protection/CDDVDCops.cs

@@ -67,11 +67,7 @@ namespace BinaryObjectScanner.Protection
     {
         // TODO: Investigate reference to "CD32COPS.DLL" in "WETFLIPP.QZ_" in IA item "Triada_Russian_DVD_Complete_Collection_of_Erotic_Games".
         /// <inheritdoc/>
-#if NET48
-        public string CheckContents(string file, byte[] fileContent, bool includeDebug)
-#else
         public string? CheckContents(string file, byte[] fileContent, bool includeDebug)
-#endif
         {
             // TODO: Obtain a sample to find where this string is in a typical executable
             if (includeDebug)
@@ -101,11 +97,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckNewExecutable(string file, NewExecutable nex, bool includeDebug)
-#else
         public string? CheckNewExecutable(string file, NewExecutable nex, bool includeDebug)
-#endif
         {
             // TODO: Don't read entire file
             var data = nex.ReadArbitraryRange();
@@ -149,11 +141,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -194,11 +182,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             // TODO: Original had "CDCOPS.DLL" required and all the rest in a combined OR
             var matchers = new List<PathMatchSet>
@@ -215,15 +199,11 @@ namespace BinaryObjectScanner.Protection
                 new PathMatchSet(new PathMatch(".Qz", matchExact: true, useEndsWith: true), "CD-Cops (Unconfirmed - Please report to us on Github)"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
@@ -242,17 +222,19 @@ namespace BinaryObjectScanner.Protection
             return MatchUtil.GetFirstMatch(path, matchers, any: true);
         }
 
-#if NET48
-        public static string GetVersion(string file, byte[] fileContent, List<int> positions)
-#else
         public static string? GetVersion(string file, byte[]? fileContent, List<int> positions)
-#endif
         {
             // If we have no content
             if (fileContent == null)
                 return null;
 
+#if NET40
+            byte[] versionBytes = new byte[4];
+            Array.Copy(fileContent, positions[0] + 15, versionBytes, 0, 4);
+            char[] version = versionBytes.Select(b => (char)b).ToArray();
+#else
             char[] version = new ArraySegment<byte>(fileContent, positions[0] + 15, 4).Select(b => (char)b).ToArray();
+#endif
             if (version[0] == 0x00)
                 return string.Empty;
 

BinaryObjectScanner/Protection/CDGuard.cs

@@ -24,11 +24,7 @@ namespace BinaryObjectScanner.Protection
     public class CDGuard : IPathCheck, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -59,11 +55,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
@@ -71,15 +63,11 @@ namespace BinaryObjectScanner.Protection
                 new PathMatchSet(new PathMatch("cdguard.dll", useEndsWith: true), "CD-Guard Copy Protection System"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {

BinaryObjectScanner/Protection/CDKey.cs

@@ -7,11 +7,7 @@ namespace BinaryObjectScanner.Protection
     public class CDKey : IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;

BinaryObjectScanner/Protection/CDLock.cs

@@ -27,11 +27,7 @@ namespace BinaryObjectScanner.Protection
     public class CDLock : IPathCheck, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -65,11 +61,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
@@ -81,15 +73,11 @@ namespace BinaryObjectScanner.Protection
                 // There is also a "$$$$$$$$.$$$" file present on some discs, but it isn't known if this is directly related to CD-Lock (Redump entries 37788 and 43221).
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {

BinaryObjectScanner/Protection/CDProtector.cs

@@ -17,11 +17,7 @@ namespace BinaryObjectScanner.Protection
     public class CDProtector : IPathCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
@@ -39,15 +35,11 @@ namespace BinaryObjectScanner.Protection
                 new PathMatchSet(new PathMatch("Track#1 - Track#2 Cd-Protector.wav", useEndsWith: true), "CD-Protector"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {

BinaryObjectScanner/Protection/CDSHiELDSE.cs

@@ -8,11 +8,7 @@ namespace BinaryObjectScanner.Protection
     public class CDSHiELDSE : IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;

BinaryObjectScanner/Protection/CDX.cs

@@ -8,11 +8,7 @@ namespace BinaryObjectScanner.Protection
     public class CDX : IPathCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             // TODO: Verify if these are OR or AND
             var matchers = new List<PathMatchSet>
@@ -22,15 +18,11 @@ namespace BinaryObjectScanner.Protection
                 new PathMatchSet(new PathMatch("CHKCDXNT.DLL", useEndsWith: true), "CD-X (Unconfirmed - Please report to us on Github)"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {

BinaryObjectScanner/Protection/CactusDataShield.cs

@@ -8,11 +8,7 @@ namespace BinaryObjectScanner.Protection
     public class CactusDataShield : IContentCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckContents(string file, byte[] fileContent, bool includeDebug)
-#else
         public string? CheckContents(string file, byte[] fileContent, bool includeDebug)
-#endif
         {
             // TODO: Limit these checks to Mac binaries
             // TODO: Obtain a sample to find where this string is in a typical executable

BinaryObjectScanner/Protection/CenegaProtectDVD.cs

@@ -15,11 +15,7 @@ namespace BinaryObjectScanner.Protection
     public class CengaProtectDVD : IPathCheck, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -57,11 +53,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
@@ -70,15 +62,11 @@ namespace BinaryObjectScanner.Protection
                 new PathMatchSet(new PathMatch("cenega.dll", useEndsWith: true), "Cenega ProtectDVD"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {

BinaryObjectScanner/Protection/ChosenBytesCodeLock.cs

@@ -13,7 +13,7 @@ namespace BinaryObjectScanner.Protection
     /// It requires the use of a registration code that is unique to each individual user (https://web.archive.org/web/20031210093259/http://www.chosenbytes.com/codemain.php).
     /// As an advertising point, ChosenBytes apparently held a contest with a cash prize to see if a protected file could be cracked (https://web.archive.org/web/20031106163334/http://www.chosenbytes.com/challenge.php).
     /// 
-    /// Previous versions of BurnOutSharp incorrectly reported this DRM as "CodeLock / CodeLok / CopyLok". It was later discovered that due to the similar names, two entirely different DRM were erroneously lumped together.
+    /// Previous versions of BinaryObjectScanner incorrectly reported this DRM as "CodeLock / CodeLok / CopyLok". It was later discovered that due to the similar names, two entirely different DRM were erroneously lumped together.
     /// Not only is "CodeLok / CopyLok" an entirely separate form of DRM, but "CodeLock" (as opposed to "Code-Lock") appears to refer specifically to another unrelated DRM (https://web.archive.org/web/20031106033758/http://www.codelock.co.nz/).
     /// Also not to be confused with https://www.youtube.com/watch?v=AHqdgk0uJyc.
     /// 
@@ -23,11 +23,7 @@ namespace BinaryObjectScanner.Protection
     public class ChosenBytesCodeLock : IPathCheck, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -58,11 +54,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
@@ -73,15 +65,11 @@ namespace BinaryObjectScanner.Protection
                 new PathMatchSet(new PathMatch("Code-Lock Wizard.exe", useEndsWith: true), "ChosenBytes Code-Lock"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {

BinaryObjectScanner/Protection/CopyKiller.cs

@@ -8,11 +8,7 @@ namespace BinaryObjectScanner.Protection
     public class CopyKiller : IContentCheck, IPathCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckContents(string file, byte[] fileContent, bool includeDebug)
-#else
         public string? CheckContents(string file, byte[] fileContent, bool includeDebug)
-#endif
         {
             // TODO: Obtain a sample to find where this string is in a typical executable
             if (includeDebug)
@@ -34,11 +30,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             // TODO: The following checks are overly broad and should be refined
             // TODO: Look into .PFF files as an indicator. At least one disc has those oversized files
@@ -47,15 +39,11 @@ namespace BinaryObjectScanner.Protection
                 //new PathMatchSet(new PathMatch("Autorun.dat", useEndsWith: true), "CopyKiller"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             // TODO: The following checks are overly broad and should be refined
             // TODO: Look into .PFF files as an indicator. At least one disc has those oversized files

BinaryObjectScanner/Protection/CopyLok.cs

@@ -14,7 +14,7 @@ namespace BinaryObjectScanner.Protection
     /// At least one disc with CopyLok appears to contain an excerpt of the poem "Jabberwocky" by Lewis Carroll in the raw sector data (http://forum.redump.org/post/54050/#p54050).
     /// According to the Readme for poxylok (https://gf.wiretarget.com/copylok.htm), some version of Gangsters 2 may have this protection.
     /// 
-    /// Previous versions of BurnOutSharp incorrectly reported this DRM as "CodeLock / CodeLok / CopyLok". It was later discovered that due to the similar names, two entirely different DRM were erroneously lumped together.
+    /// Previous versions of BinaryObjectScanner incorrectly reported this DRM as "CodeLock / CodeLok / CopyLok". It was later discovered that due to the similar names, two entirely different DRM were erroneously lumped together.
     /// "CodeLock" (in this case actually referring to "Code-Lock") is an entirely separate form of DRM, with the existing check now getting used separately.
     /// Also not to be confused with https://en.wikipedia.org/wiki/Rob_Northen_copylock.
     /// 
@@ -23,11 +23,7 @@ namespace BinaryObjectScanner.Protection
     public class CopyLok : IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;

BinaryObjectScanner/Protection/CrypKey.cs

@@ -10,11 +10,7 @@ namespace BinaryObjectScanner.Protection
     public class CrypKey : IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;

BinaryObjectScanner/Protection/Cucko.cs

@@ -12,11 +12,7 @@ namespace BinaryObjectScanner.Protection
     public class Cucko : IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;

BinaryObjectScanner/Protection/DVDCrypt.cs

@@ -8,26 +8,18 @@ namespace BinaryObjectScanner.Protection
     public class DVDCrypt : IPathCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
                 new PathMatchSet(new PathMatch("DvdCrypt.pdb", useEndsWith: true), "DVD Crypt (Unconfirmed - Please report to us on Github)"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {

BinaryObjectScanner/Protection/DVDMoviePROTECT.cs

@@ -10,11 +10,7 @@ namespace BinaryObjectScanner.Protection
     public class DVDMoviePROTECT : IPathCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var protections = new ConcurrentQueue<string>();
             if (files == null)
@@ -42,11 +38,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             return null;
         }

BinaryObjectScanner/Protection/Denuvo.cs

@@ -31,11 +31,7 @@ namespace BinaryObjectScanner.Protection
         // https://www.pcgamingwiki.com/wiki/Denuvo#Redeem.exe
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -259,11 +255,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
@@ -278,15 +270,11 @@ namespace BinaryObjectScanner.Protection
                 new PathMatchSet(new PathMatch("Denuvo Anti-Cheat Installer.exe", useEndsWith: true), "Denuvo Anti-Cheat"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: false);
+            return MatchUtil.GetAllMatches(files, matchers, any: false);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {

BinaryObjectScanner/Protection/DigiGuard.cs

@@ -27,11 +27,7 @@ namespace BinaryObjectScanner.Protection
     public class DigiGuard : IPathCheck, IPortableExecutableCheck
     {
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -57,11 +53,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
@@ -71,15 +63,11 @@ namespace BinaryObjectScanner.Protection
                 // There are at least two additional specifically named DecryptWrap files, "DecryptWrapTW2000.exe" and "DecryptWrapTW2KCode.exe" in IA item "Nova_DellBigWIGDVD_USA"/Redump entry 108588.
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {

BinaryObjectScanner/Protection/DinamicMultimedia.cs

@@ -22,11 +22,7 @@ namespace BinaryObjectScanner.Protection
         // https://www.gamecopyworld.com/games/pc_pc_calcio_2000.shtml
         // https://www.gamecopyworld.com/games/pc_pc_futbol_2000.shtml
 
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
@@ -42,15 +38,11 @@ namespace BinaryObjectScanner.Protection
                 new PathMatchSet(new PathMatch(Path.Combine("XCONTROL", "COMPSCO._01").Replace("\\", "/"), useEndsWith: true), "Dinamic Multimedia Protection/LockBlocks [Check disc for 2 physical rings]"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {

BinaryObjectScanner/Protection/DiscGuard.cs

@@ -38,11 +38,7 @@ namespace BinaryObjectScanner.Protection
     {
         // TODO: Add checks for the game executables, which seem likely to contain some kind of indicators that can be checked for. The game executables all seem to import "Ord(1)" from one of the varying DLLs present.
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -141,11 +137,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
@@ -171,15 +163,11 @@ namespace BinaryObjectScanner.Protection
                 }, "DiscGuard"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: false);
+            return MatchUtil.GetAllMatches(files, matchers, any: false);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             var matchers = new List<PathMatchSet>
             {
@@ -200,31 +188,27 @@ namespace BinaryObjectScanner.Protection
             // Check the internal versions
             var version = pex.GetInternalVersion();
             if (!string.IsNullOrEmpty(version))
-                return version;
+                return version!;
 
             return "(Unknown Version)";
         }
 
         /// <inheritdoc/>
-#if NET48
-        private string GetVersion(string file, byte[] fileContent, List<int> positions)
-#else
         private string? GetVersion(string file, byte[]? fileContent, List<int> positions)
-#endif
         {
             // If we have no content
             if (fileContent == null)
                 return null;
 
             // Check the internal versions
-            string version = GetInternalVersion(file, Array.Empty<string>());
+            string version = GetInternalVersion(file);
             if (!string.IsNullOrEmpty(version))
                 return version;
 
             return string.Empty;
         }
 
-        private string GetInternalVersion(string firstMatchedString, IEnumerable<string> files)
+        private string GetInternalVersion(string firstMatchedString)
         {
             try
             {

BinaryObjectScanner/Protection/EasyAntiCheat.cs

@@ -22,11 +22,7 @@ namespace BinaryObjectScanner.Protection
     {
         // TODO: Add support for detecting older versions, especially versions made before Easy Anti-Cheat was purchased by Epic Games.
         /// <inheritdoc/>
-#if NET48
-        public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#else
         public string? CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
-#endif
         {
             // Get the sections from the executable, if possible
             var sections = pex.Model.SectionTable;
@@ -35,17 +31,17 @@ namespace BinaryObjectScanner.Protection
 
             var name = pex.FileDescription;
             // Found in "VideoHorrorSociety.exe" ("Video Horror Society", Patch 1.0.70309, Steam).
-            if (!string.IsNullOrEmpty(name) && name.Contains("Easy Anti-Cheat Bootstrapper (EOS)"))
+            if (!string.IsNullOrEmpty(name) && name!.Contains("Easy Anti-Cheat Bootstrapper (EOS)"))
                 return "Easy Anti-Cheat (EOS Version)";
 
             // Found in "EasyAntiCheat_EOS_Setup.exe" ("Video Horror Society", Patch 1.0.70309, Steam) and "EasyAntiCheat_EOS.exe", which is found installed in "Program Files (x86)\EasyAntiCheat_EOS".
-            else if (!string.IsNullOrEmpty(name) && name.Contains("Easy Anti-Cheat Service (EOS)"))
+            else if (!string.IsNullOrEmpty(name) && name!.Contains("Easy Anti-Cheat Service (EOS)"))
                 return "Easy Anti-Cheat (EOS Version)";
 
             // These two generic checks are both general enough to detect the majority of files known to contain Easy Anti-Cheat, as well as specific enough to avoid false positives.
-            else if (!string.IsNullOrEmpty(name) && name.Contains("EasyAntiCheat"))
+            else if (!string.IsNullOrEmpty(name) && name!.Contains("EasyAntiCheat"))
                 return "Easy Anti-Cheat";
-            else if (!string.IsNullOrEmpty(name) && name.Contains("Easy Anti-Cheat"))
+            else if (!string.IsNullOrEmpty(name) && name!.Contains("Easy Anti-Cheat"))
                 return "Easy Anti-Cheat";
 
             // For documentation, known exact File Descriptions and their associated files are listed below:
@@ -61,17 +57,17 @@ namespace BinaryObjectScanner.Protection
 
             name = pex.ProductName;
             // Found in multiple files, including "VideoHorrorSociety.exe" ("Video Horror Society", Patch 1.0.70309, Steam) and "start_protected_game.exe" ("VRChat", Version 2022.2.2p2, Oculus).
-            if (!string.IsNullOrEmpty(name) && name.Contains("Easy Anti-Cheat Bootstrapper (EOS)"))
+            if (!string.IsNullOrEmpty(name) && name!.Contains("Easy Anti-Cheat Bootstrapper (EOS)"))
                 return "Easy Anti-Cheat (EOS Version)";
 
             // Found in multiple files, including "EasyAntiCheat_EOS_Setup.exe" ("Video Horror Society", Patch 1.0.70309, Steam; "VRChat", Version 2022.2.2p2, Oculus) and "EasyAntiCheat.exe", which is found installed in "Program Files (x86)\EasyAntiCheat_EOS".
-            else if (!string.IsNullOrEmpty(name) && name.Contains("Easy Anti-Cheat Service (EOS)"))
+            else if (!string.IsNullOrEmpty(name) && name!.Contains("Easy Anti-Cheat Service (EOS)"))
                 return "Easy Anti-Cheat (EOS Version)";
 
             // These two generic checks are both general enough to detect the majority of files known to contain Easy Anti-Cheat, as well as specific enough to avoid false positives.
-            else if (!string.IsNullOrEmpty(name) && name.Contains("EasyAntiCheat"))
+            else if (!string.IsNullOrEmpty(name) && name!.Contains("EasyAntiCheat"))
                 return "Easy Anti-Cheat";
-            else if (!string.IsNullOrEmpty(name) && name.Contains("Easy Anti-Cheat"))
+            else if (!string.IsNullOrEmpty(name) && name!.Contains("Easy Anti-Cheat"))
                 return "Easy Anti-Cheat";
 
             // For documentation, known exact Product Names and their associated files are listed below:
@@ -84,11 +80,7 @@ namespace BinaryObjectScanner.Protection
         }
 
         /// <inheritdoc/>
-#if NET48
-        public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
-#else
         public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
-#endif
         {
             // TODO: Search for the presence of the folder "EasyAntiCheat" specifically, which is present in every checked version so far.
             var matchers = new List<PathMatchSet>
@@ -131,15 +123,11 @@ namespace BinaryObjectScanner.Protection
                 new PathMatchSet(new PathMatch("easyanticheat_x64.so", useEndsWith: true), "Easy Anti-Cheat"),
             };
 
-            return MatchUtil.GetAllMatches(files ?? System.Array.Empty<string>(), matchers, any: true);
+            return MatchUtil.GetAllMatches(files, matchers, any: true);
         }
 
         /// <inheritdoc/>
-#if NET48
-        public string CheckFilePath(string path)
-#else
         public string? CheckFilePath(string path)
-#endif
         {
             // TODO: Search for the presence of the folder "EasyAntiCheat" specifically, which is present in every checked version so far.
             var matchers = new List<PathMatchSet>