init

TempleWare-CS2/source/templeware/utils/memory/Interface/Interface.h

@@ -0,0 +1,39 @@
+#pragma once
+#include <windows.h>
+#include <cstddef>
+#include <cstdint>
+#include <string_view>
+namespace I {
+    using InstantiateInterfaceFn = void* (*)();
+    class CInterfaceReg
+    {
+    public:
+        InstantiateInterfaceFn m_create_fn;
+        const char* m_name;
+        CInterfaceReg* m_next;
+    };
+
+    inline const CInterfaceReg* Find(const char* module_name)
+    {
+        const HMODULE module_base = GetModuleHandleA(module_name);
+        if (module_base == nullptr)
+            return nullptr;
+
+        const auto symbol = reinterpret_cast<std::uintptr_t>(GetProcAddress(module_base, "CreateInterface"));
+        const std::uintptr_t list = symbol + *reinterpret_cast<std::int32_t*>(symbol + 3) + 7;
+        return *reinterpret_cast<CInterfaceReg**>(list);
+    }
+    template <typename T = void*>
+    T* Get(const char* module_name, const char* interface_partial_version)
+    {
+        for (const CInterfaceReg* current = Find(module_name); current; current = current->m_next)
+        {
+            if (std::string_view(current->m_name).find(interface_partial_version) != std::string_view::npos)
+            {
+                return reinterpret_cast<T*>(current->m_create_fn());
+            }
+        }
+
+        return nullptr;
+    }
+}