BALocalization/Il2CppInspectorRedux
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preemptively check if MethodPointers/InvokerIndices are mapped to prevent exceptions

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LukeFZ
2025-12-22 21:55:10 +01:00
parent 64a2bb3db7
commit 67f3fbe35c
1 changed files with 25 additions and 8 deletions
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33
Il2CppInspector.Common/IL2CPP/Il2CppBinary.cs
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@@ -334,21 +334,38 @@ namespace Il2CppInspector
// If a module contains only interfaces, abstract methods and/or non-concrete generic methods,
// 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.ReadMappedUWordArray(module.MethodPointers, (int) module.MethodPointerCount));
} catch (InvalidOperationException) {
if (Image.TryMapVATR(module.MethodPointers, out _))
{
try
{
ModuleMethodPointers.Add(module, Image.ReadMappedUWordArray(module.MethodPointers, (int)module.MethodPointerCount));
}
catch (InvalidOperationException)
{
ModuleMethodPointers.Add(module, new ulong[module.MethodPointerCount]);
}
}
else
{
ModuleMethodPointers.Add(module, new ulong[module.MethodPointerCount]);
}
// Read method invoker pointer indices - one per method
try
if (Image.TryMapVATR(module.InvokerIndices, out _))
{
MethodInvokerIndices.Add(module,
Image.ReadMappedPrimitiveArray<int>(module.InvokerIndices, (int)module.MethodPointerCount));
try
{
MethodInvokerIndices.Add(module,
Image.ReadMappedPrimitiveArray<int>(module.InvokerIndices, (int)module.MethodPointerCount));
}
catch (InvalidOperationException)
{
MethodInvokerIndices.Add(module, [.. new int[(int)module.MethodPointerCount]]);
}
}
catch (InvalidOperationException)
else
{
MethodInvokerIndices.Add(module, [..new int[(int)module.MethodPointerCount]]);
MethodInvokerIndices.Add(module, [.. new int[(int)module.MethodPointerCount]]);
}
}
}