chizui/Il2CppInspectorRedux
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add new struct definitions

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This commit is contained in:
LukeFZ
2024-08-13 18:34:22 +02:00
parent 23e873280d
commit 2d3b186b4d
78 changed files with 1852 additions and 1047 deletions
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68
Il2CppInspector.Common/IL2CPP/Il2CppBinary.cs
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@@ -13,6 +13,7 @@ using System.IO;
using System.Linq;
using System.Reflection;
using System.Text.RegularExpressions;
using Il2CppInspector.Next.BinaryMetadata;
using VersionedSerialization;
namespace Il2CppInspector
@@ -284,20 +285,20 @@ namespace Il2CppInspector
// genericAdjustorThunks was inserted before invokerPointersCount in 24.5 and 27.1
// pointer expected if we need to bump version
if (Image.Version == MetadataVersions.V244 && CodeRegistration.invokerPointersCount > 0x50000)
if (Image.Version == MetadataVersions.V244 && CodeRegistration.InvokerPointersCount > 0x50000)
{
Image.Version = MetadataVersions.V245;
CodeRegistration = Image.ReadMappedObject<Il2CppCodeRegistration>(codeRegistration);
}
if (Image.Version == MetadataVersions.V244 && CodeRegistration.reversePInvokeWrapperCount > 0x50000) {
if (Image.Version == MetadataVersions.V244 && CodeRegistration.ReversePInvokeWrapperCount > 0x50000) {
Image.Version = MetadataVersions.V245;
codeRegistration -= 1 * pointerSize;
CodeRegistration = Image.ReadMappedObject<Il2CppCodeRegistration>(codeRegistration);
}
if ((Image.Version == MetadataVersions.V290 || Image.Version == MetadataVersions.V310) &&
(long)CodeRegistration.genericMethodPointersCount - MetadataRegistration.genericMethodTableCount > 0x10000)
(long)CodeRegistration.GenericMethodPointersCount - MetadataRegistration.GenericMethodTableCount > 0x10000)
{
Image.Version = new StructVersion(Image.Version.Major, 1, Image.Version.Tag);
codeRegistration -= 2 * pointerSize;
@@ -316,16 +317,16 @@ namespace Il2CppInspector
* typeRefPointers must be a series of pointers in __const
* MethodInvokePointers must be a series of pointers in __text or .text, and in sequential order
*/
if ((Metadata != null && Metadata.Types.Length != MetadataRegistration.typeDefinitionsSizesCount)
|| CodeRegistration.reversePInvokeWrapperCount > 0x10000
|| CodeRegistration.unresolvedVirtualCallCount > 0x4000 // >= 22
|| CodeRegistration.interopDataCount > 0x1000 // >= 23
|| (Image.Version <= MetadataVersions.V241 && CodeRegistration.invokerPointersCount > CodeRegistration.methodPointersCount))
if ((Metadata != null && Metadata.Types.Length != MetadataRegistration.TypeDefinitionsSizesCount)
|| CodeRegistration.ReversePInvokeWrapperCount > 0x10000
|| CodeRegistration.UnresolvedVirtualCallCount > 0x4000 // >= 22
|| CodeRegistration.InteropDataCount > 0x1000 // >= 23
|| (Image.Version <= MetadataVersions.V241 && CodeRegistration.InvokerPointersCount > CodeRegistration.MethodPointersCount))
throw new NotSupportedException("The detected Il2CppCodeRegistration / Il2CppMetadataRegistration structs do not pass validation. This may mean that their fields have been re-ordered as a form of obfuscation and Il2CppInspector has not been able to restore the original order automatically. Consider re-ordering the fields in Il2CppBinaryClasses.cs and try again.");
// The global method pointer list was deprecated in v24.2 in favour of Il2CppCodeGenModule
if (Image.Version <= MetadataVersions.V241)
GlobalMethodPointers = Image.ReadMappedArray<ulong>(CodeRegistration.pmethodPointers, (int) CodeRegistration.methodPointersCount);
GlobalMethodPointers = Image.ReadMappedArray<ulong>(CodeRegistration.MethodPointers, (int) CodeRegistration.MethodPointersCount);
// After v24 method pointers and RGCTX data were stored in Il2CppCodeGenModules
if (Image.Version >= MetadataVersions.V242) {
@@ -333,19 +334,19 @@ namespace Il2CppInspector
// In v24.3, windowsRuntimeFactoryTable collides with codeGenModules. So far no samples have had windowsRuntimeFactoryCount > 0;
// if this changes we'll have to get smarter about disambiguating these two.
if (CodeRegistration.codeGenModulesCount == 0) {
if (CodeRegistration.CodeGenModulesCount == 0) {
Image.Version = MetadataVersions.V243;
CodeRegistration = Image.ReadMappedObject<Il2CppCodeRegistration>(codeRegistration);
}
// Array of pointers to Il2CppCodeGenModule
var codeGenModulePointers = Image.ReadMappedArray<ulong>(CodeRegistration.pcodeGenModules, (int) CodeRegistration.codeGenModulesCount);
var modules = Image.ReadMappedObjectPointerArray<Il2CppCodeGenModule>(CodeRegistration.pcodeGenModules, (int) CodeRegistration.codeGenModulesCount);
var codeGenModulePointers = Image.ReadMappedArray<ulong>(CodeRegistration.CodeGenModules, (int) CodeRegistration.CodeGenModulesCount);
var modules = Image.ReadMappedObjectPointerArray<Il2CppCodeGenModule>(CodeRegistration.CodeGenModules, (int) CodeRegistration.CodeGenModulesCount);
foreach (var mp in modules.Zip(codeGenModulePointers, (m, p) => new { Module = m, Pointer = p })) {
var module = mp.Module;
var name = Image.ReadMappedNullTerminatedString(module.moduleName);
var name = Image.ReadMappedNullTerminatedString(module.ModuleName);
Modules.Add(name, module);
CodeGenModulePointers.Add(name, mp.Pointer);
@@ -354,13 +355,13 @@ namespace Il2CppInspector
// the entire method pointer array will be NULL values, causing the methodPointer to be mapped to .bss
// and therefore out of scope of the binary image
try {
ModuleMethodPointers.Add(module, Image.ReadMappedArray<ulong>(module.methodPointers, (int) module.methodPointerCount));
ModuleMethodPointers.Add(module, Image.ReadMappedArray<ulong>(module.MethodPointers, (int) module.MethodPointerCount));
} catch (InvalidOperationException) {
ModuleMethodPointers.Add(module, new ulong[module.methodPointerCount]);
ModuleMethodPointers.Add(module, new ulong[module.MethodPointerCount]);
}
// Read method invoker pointer indices - one per method
MethodInvokerIndices.Add(module, Image.ReadMappedArray<int>(module.invokerIndices, (int) module.methodPointerCount));
MethodInvokerIndices.Add(module, Image.ReadMappedArray<int>(module.InvokerIndices, (int) module.MethodPointerCount));
}
}
@@ -371,7 +372,7 @@ namespace Il2CppInspector
// Some variants of 21 also use an array of pointers
if (Image.Version == MetadataVersions.V210) {
var fieldTest = Image.ReadMappedWordArray(MetadataRegistration.pfieldOffsets, 6);
var fieldTest = Image.ReadMappedWordArray(MetadataRegistration.FieldOffsets, 6);
// We detect this by relying on the fact Module, Object, ValueType, Attribute, _Attribute and Int32
// are always the first six defined types, and that all but Int32 have no fields
@@ -380,29 +381,24 @@ namespace Il2CppInspector
// All older versions use values directly in the array
if (!fieldOffsetsArePointers)
FieldOffsets = Image.ReadMappedArray<uint>(MetadataRegistration.pfieldOffsets, (int)MetadataRegistration.fieldOffsetsCount);
FieldOffsets = Image.ReadMappedArray<uint>(MetadataRegistration.FieldOffsets, (int)MetadataRegistration.FieldOffsetsCount);
else
FieldOffsetPointers = Image.ReadMappedWordArray(MetadataRegistration.pfieldOffsets, (int)MetadataRegistration.fieldOffsetsCount);
FieldOffsetPointers = Image.ReadMappedWordArray(MetadataRegistration.FieldOffsets, (int)MetadataRegistration.FieldOffsetsCount);
// Type references (pointer array)
var typeRefPointers = Image.ReadMappedArray<ulong>(MetadataRegistration.ptypes, (int) MetadataRegistration.typesCount);
var typeRefPointers = Image.ReadMappedArray<ulong>(MetadataRegistration.Types, (int) MetadataRegistration.TypesCount);
TypeReferenceIndicesByAddress = typeRefPointers.Zip(Enumerable.Range(0, typeRefPointers.Length), (a, i) => new { a, i }).ToDictionary(x => x.a, x => x.i);
TypeReferences =
Image.Version >= MetadataVersions.V272
? Image.ReadMappedObjectPointerArray<Il2CppTypeV272>(MetadataRegistration.ptypes, (int) MetadataRegistration.typesCount)
.Cast<Il2CppType>()
.ToList()
: Image.ReadMappedObjectPointerArray<Il2CppType>(MetadataRegistration.ptypes, (int)MetadataRegistration.typesCount);
TypeReferences = Image.ReadMappedObjectPointerArray<Il2CppType>(MetadataRegistration.Types, (int)MetadataRegistration.TypesCount);
// Custom attribute constructors (function pointers)
// This is managed in Il2CppInspector for metadata >= 27
if (Image.Version < MetadataVersions.V270) {
CustomAttributeGenerators = Image.ReadMappedArray<ulong>(CodeRegistration.customAttributeGenerators, (int) CodeRegistration.customAttributeCount);
CustomAttributeGenerators = Image.ReadMappedArray<ulong>(CodeRegistration.CustomAttributeGenerators, (int) CodeRegistration.CustomAttributeCount);
}
// Method.Invoke function pointers
MethodInvokePointers = Image.ReadMappedArray<ulong>(CodeRegistration.invokerPointers, (int) CodeRegistration.invokerPointersCount);
MethodInvokePointers = Image.ReadMappedArray<ulong>(CodeRegistration.InvokerPointers, (int) CodeRegistration.InvokerPointersCount);
// TODO: Function pointers as shown below
// reversePInvokeWrappers
@@ -412,25 +408,25 @@ namespace Il2CppInspector
// >=23: interopData
if (Image.Version < MetadataVersions.V190) {
VTableMethodReferences = Image.ReadMappedArray<uint>(MetadataRegistration.methodReferences, (int)MetadataRegistration.methodReferencesCount);
VTableMethodReferences = Image.ReadMappedArray<uint>(MetadataRegistration.MethodReferences, (int)MetadataRegistration.MethodReferencesCount);
}
// Generic type and method specs (open and closed constructed types)
MethodSpecs = Image.ReadMappedArray<Il2CppMethodSpec>(MetadataRegistration.methodSpecs, (int) MetadataRegistration.methodSpecsCount);
MethodSpecs = Image.ReadMappedArray<Il2CppMethodSpec>(MetadataRegistration.MethodSpecs, (int) MetadataRegistration.MethodSpecsCount);
// Concrete generic class and method signatures
GenericInstances = Image.ReadMappedObjectPointerArray<Il2CppGenericInst>(MetadataRegistration.genericInsts, (int) MetadataRegistration.genericInstsCount);
GenericInstances = Image.ReadMappedObjectPointerArray<Il2CppGenericInst>(MetadataRegistration.GenericInsts, (int) MetadataRegistration.GenericInstsCount);
// Concrete generic method pointers
var genericMethodPointers = Image.ReadMappedArray<ulong>(CodeRegistration.genericMethodPointers, (int) CodeRegistration.genericMethodPointersCount);
var genericMethodTable = Image.ReadMappedArray<Il2CppGenericMethodFunctionsDefinitions>(MetadataRegistration.genericMethodTable, (int) MetadataRegistration.genericMethodTableCount);
var genericMethodPointers = Image.ReadMappedArray<ulong>(CodeRegistration.GenericMethodPointers, (int) CodeRegistration.GenericMethodPointersCount);
var genericMethodTable = Image.ReadMappedArray<Il2CppGenericMethodFunctionsDefinitions>(MetadataRegistration.GenericMethodTable, (int) MetadataRegistration.GenericMethodTableCount);
foreach (var tableEntry in genericMethodTable) {
GenericMethodPointers.Add(MethodSpecs[tableEntry.genericMethodIndex], genericMethodPointers[tableEntry.indices.methodIndex]);
GenericMethodInvokerIndices.Add(MethodSpecs[tableEntry.genericMethodIndex], tableEntry.indices.invokerIndex);
GenericMethodPointers.Add(MethodSpecs[tableEntry.GenericMethodIndex], genericMethodPointers[tableEntry.Indices.MethodIndex]);
GenericMethodInvokerIndices.Add(MethodSpecs[tableEntry.GenericMethodIndex], tableEntry.Indices.InvokerIndex);
}
TypeDefinitionSizes = Image.ReadMappedObjectPointerArray<Il2CppTypeDefinitionSizes>(
MetadataRegistration.typeDefinitionsSizes, (int) MetadataRegistration.typeDefinitionsSizesCount);
MetadataRegistration.TypeDefinitionsSizes, (int) MetadataRegistration.TypeDefinitionsSizesCount);
// Plugin hook to pre-process binary
isModified |= PluginHooks.PostProcessBinary(this).IsStreamModified;