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https://github.com/orange-cpp/omath.git
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Adds const version of rev_bar method
Adds a const overload for the `rev_bar` virtual method. This allows calling the method on const instances of the reverse engineered class.
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@@ -23,15 +23,27 @@ namespace omath::rev_eng
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return *reinterpret_cast<Type*>(reinterpret_cast<std::uintptr_t>(this) + offset);
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return *reinterpret_cast<Type*>(reinterpret_cast<std::uintptr_t>(this) + offset);
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}
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}
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template<std::size_t id, class ReturnType>
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template<std::size_t id, class ReturnType, class... Args>
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ReturnType call_virtual_method(auto... arg_list)
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ReturnType call_virtual_method(Args&&... arg_list)
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{
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{
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#ifdef _MSC_VER
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#ifdef _MSC_VER
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using VirtualMethodType = ReturnType(__thiscall*)(void*, decltype(arg_list)...);
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using VirtualMethodType = ReturnType(__thiscall*)(void*, decltype(arg_list)...);
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#else
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#else
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using VirtualMethodType = ReturnType (*)(void*, decltype(arg_list)...);
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using VirtualMethodType = ReturnType (*)(void*, decltype(arg_list)...);
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#endif
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#endif
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return (*reinterpret_cast<VirtualMethodType**>(this))[id](this, arg_list...);
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return (*reinterpret_cast<VirtualMethodType**>(this))[id](this, std::forward<Args>(arg_list)...);
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}
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template<std::size_t id, class ReturnType,class... Args>
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ReturnType call_virtual_method(Args&&... arg_list) const
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{
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using This = std::remove_cv_t<std::remove_pointer_t<decltype(this)>>;
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#ifdef _MSC_VER
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using VirtualMethodType = ReturnType(__thiscall*)(const void*, decltype(arg_list)...);
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#else
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using VirtualMethodType = ReturnType (*)(void*, decltype(arg_list)...);
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#endif
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return (*reinterpret_cast<VirtualMethodType**>(const_cast<This*>(this)))[id](
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this, std::forward<Args>(arg_list)...);
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}
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}
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};
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};
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} // namespace omath::rev_eng
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} // namespace omath::rev_eng
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@@ -34,6 +34,10 @@ public:
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{
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{
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return call_virtual_method<1, int>();
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return call_virtual_method<1, int>();
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}
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}
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[[nodiscard]] int rev_bar_const() const
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{
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return call_virtual_method<1, int>();
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}
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};
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};
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@@ -47,4 +51,5 @@ TEST(unit_test_reverse_enineering, read_test)
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EXPECT_EQ(player_original.bar(), player_reversed->rev_bar());
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EXPECT_EQ(player_original.bar(), player_reversed->rev_bar());
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EXPECT_EQ(player_original.foo(), player_reversed->rev_foo());
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EXPECT_EQ(player_original.foo(), player_reversed->rev_foo());
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EXPECT_EQ(player_original.bar(), player_reversed->rev_bar_const());
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}
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}
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