From f8cb6da218c821fafc9e3ea1d4c04e788b60455e Mon Sep 17 00:00:00 2001
From: Timo Schwarzer <timo@schwarzer.dev>
Date: Tue, 3 Sep 2024 12:27:06 +0200
Subject: [PATCH] Add API to attach native threads to the il2cpp domain

---
 projects/Modloader/il2cpp_helpers.cpp | 4 ++++
 projects/Modloader/il2cpp_helpers.h   | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/projects/Modloader/il2cpp_helpers.cpp b/projects/Modloader/il2cpp_helpers.cpp
index 40754a9700..832e9665f5 100644
--- a/projects/Modloader/il2cpp_helpers.cpp
+++ b/projects/Modloader/il2cpp_helpers.cpp
@@ -929,6 +929,10 @@ namespace il2cpp {
 
     std::string get_class_namespace(Il2CppClass* klass) { return {il2cpp_class_get_namespace(klass)}; }
 
+    void attach_thread() {
+        il2cpp_thread_attach(il2cpp_domain_get());
+    }
+
     /**
      * Converts a C# string to std::string by truncating characters.
      * May lose special characters.
diff --git a/projects/Modloader/il2cpp_helpers.h b/projects/Modloader/il2cpp_helpers.h
index dd271fa944..7ff9ade459 100644
--- a/projects/Modloader/il2cpp_helpers.h
+++ b/projects/Modloader/il2cpp_helpers.h
@@ -188,6 +188,8 @@ namespace il2cpp {
 
     IL2CPP_MODLOADER_DLLEXPORT std::string get_class_namespace(Il2CppClass* klass);
 
+    IL2CPP_MODLOADER_DLLEXPORT void attach_thread();
+
     template<typename Return = Il2CppClass>
     Return* get_class(std::string_view namezpace, std::string_view name) {
         return reinterpret_cast<Return*>(untyped::get_class(namezpace, name));