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105 lines
2.7 KiB
C++
105 lines
2.7 KiB
C++
//
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// Created by koncord on 08.12.18.
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//
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#pragma once
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#include <Script/Language.hpp>
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#include <Script/SystemInterface.hpp>
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#include <unordered_map>
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#include <mono/metadata/object.h>
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#include <boost/variant.hpp>
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typedef boost::variant<unsigned int, signed int, unsigned long long, signed long long, double, void*> TMonoArgVariant;
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typedef std::vector<TMonoArgVariant> TMonoArgsStore;
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template<typename T>
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void *MonoStoreAndGetPtr(TMonoArgsStore &argsStore, va_list &vargs, size_t index)
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{
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argsStore[index] = va_arg(vargs, T);
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return (void *) &boost::get<T&>(argsStore[index]);
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}
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template<typename T>
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void *MonoStoreAndGetPtr(TMonoArgsStore &argsStore, const std::vector<boost::any> &args, size_t index)
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{
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argsStore[index] = boost::any_cast<T>(args.at(index));
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return (void *) &boost::get<T&>(argsStore[index]);
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}
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struct MethodKey
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{
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inline bool operator==(const MethodKey &other) const
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{
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return other.paramsCnt == paramsCnt && other.name == name;
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}
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MethodKey(const std::string &name, int paramsCnt): name(name), paramsCnt(paramsCnt)
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{
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}
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std::string name;
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int paramsCnt;
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};
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namespace std
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{
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template<>
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struct hash<MethodKey>
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{
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std::size_t operator()(const MethodKey &key) const
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{
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return hash<string>()(key.name)
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^ (hash<uint32_t>()(key.paramsCnt) >> 1);
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}
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};
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}
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struct MonoInstance
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{
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MonoObject *object;
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MonoClass *klass;
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MonoAssembly *assembly;
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MonoImage *image;
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};
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class LangMono: public Language
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{
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MonoInstance *instance;
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std::unordered_map<MethodKey, MonoMethod *> methodsCache;
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public:
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virtual lib_t GetInterface() override;
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LangMono();
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LangMono(MonoInstance *instance);
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~LangMono();
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virtual void LoadProgram(const char *filename) override;
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virtual int FreeProgram() override;
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virtual bool IsCallbackPresent(const char *name) override;
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virtual boost::any Call(const char *name, const char *argl, int buf, ...) override;
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virtual boost::any Call(const char *name, const char *argl, const std::vector<boost::any> &args) override;
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static int CreateTimerEx(MonoObject *delegate, long msec, MonoString *monoStr, MonoArray *args);
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static void MakePublic(MonoObject *delegate, MonoString *name) noexcept;
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static MonoObject *CallPublic(MonoString *name, MonoArray *args);
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static void Init();
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static void Free();
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template<typename T>
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static T Unbox(MonoObject *obj)
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{
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return *(T *) mono_object_unbox(obj);
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}
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template<typename T>
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static void ObjectSetValue(MonoObject *obj, T value)
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{
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*(T*) mono_object_unbox(obj) = value;
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}
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static boost::any ObjectToAny(MonoObject *obj);
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static MonoObject *AnyToObject(boost::any any, char ret_type);
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};
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