51 lines
1.1 KiB
C
51 lines
1.1 KiB
C
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#pragma once
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/**
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* Thin wrapper around sizeof(T) used for getting the size of a function's arguments.
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* @tparam T The type we want the size of
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*/
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template <typename T>
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struct TArgSize
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{
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constexpr static size_t Size = sizeof(T);
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};
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/**
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* Specialization for reference qualified types so we can get the size of the pointer instead of the object itself.
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* @tparam T The type we want the size of
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*/
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template <typename T>
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struct TArgSize<T&>
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{
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constexpr static size_t Size = sizeof(T*);
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};
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/**
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* Constant expression for the size of an argument
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* @tparam T The type we want the size of
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*/
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template <typename T>
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constexpr size_t ArgSize = TArgSize<T>::Size;
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template <typename ReturnType, typename... Args>
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constexpr size_t GetFunctionSize(ReturnType (*)(Args...))
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{
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if constexpr (std::is_void_v<ReturnType>)
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{
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return (ArgSize<Args> + ... + 0);
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}
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else
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{
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return ArgSize<ReturnType> + (ArgSize<Args> + ... + 0);
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}
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}
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struct UNREALSHARPBINDS_API FCSExportedFunction
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{
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FName Name;
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void* FunctionPointer;
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int32 Size;
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FCSExportedFunction(const FName& OuterName, const FName& Name, void* InFunctionPointer, int32 InSize);
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};
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