Added support for files larger than 2GB

.gitignore

@@ -1,14 +1,15 @@
 ## Ignore Visual Studio temporary files, build results, and
 ## files generated by popular Visual Studio add-ons.
 ##
-## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore
+## Get latest from https://github.com/github/gitignore/blob/main/VisualStudio.gitignore
 
 # User-specific files
 *.rsuser
 *.suo
 *.user
 *.userosscache
 *.sln.docstates
+*.env
 
 # User-specific files (MonoDevelop/Xamarin Studio)
 *.userprefs
@@ -21,18 +22,37 @@ mono_crash.*
 [Dd]ebugPublic/
 [Rr]elease/
 [Rr]eleases/
-x64/
-x86/
+
+[Dd]ebug/x64/
+[Dd]ebugPublic/x64/
+[Rr]elease/x64/
+[Rr]eleases/x64/
+bin/x64/
+obj/x64/
+
+[Dd]ebug/x86/
+[Dd]ebugPublic/x86/
+[Rr]elease/x86/
+[Rr]eleases/x86/
+bin/x86/
+obj/x86/
+
 [Ww][Ii][Nn]32/
 [Aa][Rr][Mm]/
 [Aa][Rr][Mm]64/
+[Aa][Rr][Mm]64[Ee][Cc]/
 bld/
-[Bb]in/
 [Oo]bj/
 [Oo]ut/
 [Ll]og/
 [Ll]ogs/
 
+# Build results on 'Bin' directories
+**/[Bb]in/*
+# Uncomment if you have tasks that rely on *.refresh files to move binaries
+# (https://github.com/github/gitignore/pull/3736)
+#!**/[Bb]in/*.refresh
+
 # Visual Studio 2015/2017 cache/options directory
 .vs/
 # Uncomment if you have tasks that create the project's static files in wwwroot
@@ -44,12 +64,16 @@ Generated\ Files/
 # MSTest test Results
 [Tt]est[Rr]esult*/
 [Bb]uild[Ll]og.*
+*.trx
 
 # NUnit
 *.VisualState.xml
 TestResult.xml
 nunit-*.xml
 
+# Approval Tests result files
+*.received.*
+
 # Build Results of an ATL Project
 [Dd]ebugPS/
 [Rr]eleasePS/
@@ -76,13 +100,16 @@ StyleCopReport.xml
 *.ilk
 *.meta
 *.obj
+*.idb
 *.iobj
 *.pch
 *.pdb
 *.ipdb
 *.pgc
 *.pgd
 *.rsp
+# but not Directory.Build.rsp, as it configures directory-level build defaults
+!Directory.Build.rsp
 *.sbr
 *.tlb
 *.tli
@@ -91,6 +118,7 @@ StyleCopReport.xml
 *.tmp_proj
 *_wpftmp.csproj
 *.log
+*.tlog
 *.vspscc
 *.vssscc
 .builds
@@ -153,6 +181,7 @@ coverage*.info
 
 # NCrunch
 _NCrunch_*
+.NCrunch_*
 .*crunch*.local.xml
 nCrunchTemp_*
 
@@ -294,6 +323,14 @@ node_modules/
 # Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
 *.vbw
 
+# Visual Studio 6 workspace and project file (working project files containing files to include in project)
+*.dsw
+*.dsp
+
+# Visual Studio 6 technical files
+*.ncb
+*.aps
+
 # Visual Studio LightSwitch build output
 **/*.HTMLClient/GeneratedArtifacts
 **/*.DesktopClient/GeneratedArtifacts
@@ -303,22 +340,22 @@ node_modules/
 _Pvt_Extensions
 
 # Paket dependency manager
-.paket/paket.exe
+**/.paket/paket.exe
 paket-files/
 
 # FAKE - F# Make
-.fake/
+**/.fake/
 
 # CodeRush personal settings
-.cr/personal
+**/.cr/personal
 
 # Python Tools for Visual Studio (PTVS)
-__pycache__/
+**/__pycache__/
 *.pyc
 
 # Cake - Uncomment if you are using it
-# tools/**
-# !tools/packages.config
+#tools/**
+#!tools/packages.config
 
 # Tabs Studio
 *.tss
@@ -340,15 +377,22 @@ ASALocalRun/
 
 # MSBuild Binary and Structured Log
 *.binlog
+MSBuild_Logs/
+
+# AWS SAM Build and Temporary Artifacts folder
+.aws-sam
 
 # NVidia Nsight GPU debugger configuration file
 *.nvuser
 
 # MFractors (Xamarin productivity tool) working folder
-.mfractor/
+**/.mfractor/
 
 # Local History for Visual Studio
-.localhistory/
+**/.localhistory/
+
+# Visual Studio History (VSHistory) files
+.vshistory/
 
 # BeatPulse healthcheck temp database
 healthchecksdb
@@ -357,7 +401,28 @@ healthchecksdb
 MigrationBackup/
 
 # Ionide (cross platform F# VS Code tools) working folder
-.ionide/
+**/.ionide/
 
 # Fody - auto-generated XML schema
-FodyWeavers.xsd
+FodyWeavers.xsd
+
+# VS Code files for those working on multiple tools
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+!.vscode/*.code-snippets
+
+# Local History for Visual Studio Code
+.history/
+
+# Built Visual Studio Code Extensions
+*.vsix
+
+# Windows Installer files from build outputs
+*.cab
+*.msi
+*.msix
+*.msm
+*.msp

Il2CppDumper/Config.cs

@@ -12,7 +12,6 @@ public class Config
         public bool GenerateDummyDll { get; set; } = true;
         public bool GenerateStruct { get; set; } = true;
         public bool DummyDllAddToken { get; set; } = true;
-        public bool RequireAnyKey { get; set; } = true;
         public bool ForceIl2CppVersion { get; set; } = false;
         public double ForceVersion { get; set; } = 24.3;
         public bool ForceDump { get; set; } = false;

Il2CppDumper/IO/BinaryStream.cs

@@ -24,7 +24,9 @@ public BinaryStream(Stream input)
         {
             stream = input;
             reader = new BinaryReader(stream, Encoding.UTF8, true);
-            writer = new BinaryWriter(stream, Encoding.UTF8, true);
+            if (stream.CanWrite) {
+                writer = new BinaryWriter(stream, Encoding.UTF8, true);
+            }
             readClass = GetType().GetMethod("ReadClass", Type.EmptyTypes);
             readClassArray = GetType().GetMethod("ReadClassArray", new[] { typeof(long) });
             genericMethodCache = new();

Il2CppDumper/Il2CppDumper.csproj

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFrameworks>net6.0;net8.0</TargetFrameworks>
+    <TargetFramework>net8.0</TargetFramework>
     <Version>1.0.0.0</Version>
     <AssemblyVersion>1.0.0.0</AssemblyVersion>
     <FileVersion>1.0.0.0</FileVersion>
@@ -12,7 +12,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Mono.Cecil" Version="0.11.4" />
+    <PackageReference Include="Mono.Cecil" Version="0.11.6" />
   </ItemGroup>
 
   <ItemGroup>

Il2CppDumper/Outputs/Il2CppDecompiler.cs

@@ -24,7 +24,7 @@ public Il2CppDecompiler(Il2CppExecutor il2CppExecutor)
 
         public void Decompile(Config config, string outputDir)
         {
-            var writer = new StreamWriter(new FileStream(outputDir + "dump.cs", FileMode.Create), new UTF8Encoding(false));
+            var writer = new StreamWriter(new FileStream(Path.Combine(outputDir, "dump.cs"), FileMode.Create), new UTF8Encoding(false));
             //dump image
             for (var imageIndex = 0; imageIndex < metadata.imageDefs.Length; imageIndex++)
             {
@@ -59,6 +59,8 @@ public void Decompile(Config config, string outputDir)
                                 extends.Add(executor.GetTypeName(@interface, false, false));
                             }
                         }
+
+                        writer.Write($"\n// DLL: {imageName}");
                         writer.Write($"\n// Namespace: {metadata.GetStringFromIndex(typeDef.namespaceIndex)}\n");
                         if (config.DumpAttribute)
                         {
@@ -499,3 +501,4 @@ public string GetModifiers(Il2CppMethodDefinition methodDef)
         }
     }
 }
+

Il2CppDumper/Outputs/StructGenerator.cs

@@ -373,9 +373,9 @@ public void WriteScript(string outputDir)
                 address = $"0x{x.Address:X}"
             }).ToArray();
             var jsonOptions = new JsonSerializerOptions() { WriteIndented = true, IncludeFields = true };
-            File.WriteAllText(outputDir + "stringliteral.json", JsonSerializer.Serialize(stringLiterals, jsonOptions), new UTF8Encoding(false));
+            File.WriteAllText(Path.Combine(outputDir, "stringliteral.json"), JsonSerializer.Serialize(stringLiterals, jsonOptions), new UTF8Encoding(false));
             //写入文件
-            File.WriteAllText(outputDir + "script.json", JsonSerializer.Serialize(json, jsonOptions));
+            File.WriteAllText(Path.Combine(outputDir, "script.json"), JsonSerializer.Serialize(json, jsonOptions), new UTF8Encoding(false));
             //il2cpp.h
             for (int i = 0; i < genericClassList.Count; i++)
             {
@@ -428,7 +428,7 @@ public void WriteScript(string outputDir)
             sb.Append(headerStruct);
             sb.Append(arrayClassHeader);
             sb.Append(methodInfoHeader);
-            File.WriteAllText(outputDir + "il2cpp.h", sb.ToString());
+            File.WriteAllText(Path.Combine(outputDir, "il2cpp.h"), sb.ToString());
         }
 
         private void AddMetadataUsageTypeInfo(ScriptJson json, uint index, ulong address)