86 lines
1.7 KiB
C++
86 lines
1.7 KiB
C++
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#pragma once
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#ifdef interface
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#undef interface
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#endif
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namespace steam
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{
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struct raw_steam_id final
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{
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unsigned int account_id : 32;
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unsigned int account_instance : 20;
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unsigned int account_type : 4;
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int universe : 8;
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};
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typedef union
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{
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raw_steam_id raw;
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unsigned long long bits;
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} steam_id;
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#pragma pack( push, 1 )
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struct raw_game_id final
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{
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unsigned int app_id : 24;
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unsigned int type : 8;
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unsigned int mod_id : 32;
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};
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typedef union
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{
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raw_game_id raw;
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unsigned long long bits;
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} game_id;
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#pragma pack( pop )
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class interface final
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{
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public:
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interface();
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interface(void* interface_ptr);
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operator bool() const;
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template <typename T, typename... Args>
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T invoke(const std::string& method_name, Args ... args)
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{
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if (!this->interface_ptr_)
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{
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throw std::runtime_error("Invalid interface pointer");
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}
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const auto method = this->find_method(method_name);
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if (!method)
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{
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throw std::runtime_error("Unable to find method: " + method_name);
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}
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return static_cast<T(__thiscall*)(void*, Args ...)>(method)(this->interface_ptr_, args...);
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}
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template <typename T, typename... Args>
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T invoke(const size_t table_entry, Args ... args)
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{
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if (!this->interface_ptr_)
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{
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throw std::runtime_error("Invalid interface pointer");
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}
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return static_cast<T(__thiscall*)(void*, Args ...)>((*this->interface_ptr_)[table_entry])(
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this->interface_ptr_, args...);
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}
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private:
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void*** interface_ptr_;
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std::unordered_map<std::string, void*> methods_;
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void* find_method(const std::string& name);
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void* search_method(const std::string& name);
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std::string analyze_method(const void* method_ptr);
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};
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}
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