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			303 lines
		
	
	
	
		
			8.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
		
		
			
		
	
	
			303 lines
		
	
	
	
		
			8.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
|   | #ifndef GD_MONO_METHOD_THUNK_H
 | ||
|  | #define GD_MONO_METHOD_THUNK_H
 | ||
|  | 
 | ||
|  | #include <type_traits>
 | ||
|  | 
 | ||
|  | #include "gd_mono_class.h"
 | ||
|  | #include "gd_mono_header.h"
 | ||
|  | #include "gd_mono_marshal.h"
 | ||
|  | #include "gd_mono_method.h"
 | ||
|  | #include "gd_mono_utils.h"
 | ||
|  | 
 | ||
|  | #if !defined(JAVASCRIPT_ENABLED)
 | ||
|  | #define HAVE_METHOD_THUNKS
 | ||
|  | #endif
 | ||
|  | 
 | ||
|  | #ifdef HAVE_METHOD_THUNKS
 | ||
|  | 
 | ||
|  | template <class... ParamTypes> | ||
|  | struct GDMonoMethodThunk { | ||
|  | 
 | ||
|  | 	typedef void(GD_MONO_STDCALL *M)(ParamTypes... p_args, MonoException **); | ||
|  | 
 | ||
|  | 	M mono_method_thunk; | ||
|  | 
 | ||
|  | public: | ||
|  | 	_FORCE_INLINE_ void invoke(ParamTypes... p_args, MonoException **r_exc) { | ||
|  | 		GD_MONO_BEGIN_RUNTIME_INVOKE; | ||
|  | 		mono_method_thunk(p_args..., r_exc); | ||
|  | 		GD_MONO_END_RUNTIME_INVOKE; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	_FORCE_INLINE_ bool is_null() { | ||
|  | 		return mono_method_thunk == NULL; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	_FORCE_INLINE_ void nullify() { | ||
|  | 		mono_method_thunk = NULL; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	_FORCE_INLINE_ void set_from_method(GDMonoMethod *p_mono_method) { | ||
|  | #ifdef DEBUG_ENABLED
 | ||
|  | 		CRASH_COND(p_mono_method == NULL); | ||
|  | 		CRASH_COND(p_mono_method->get_return_type().type_encoding != MONO_TYPE_VOID); | ||
|  | 
 | ||
|  | 		if (p_mono_method->is_static()) { | ||
|  | 			CRASH_COND(p_mono_method->get_parameters_count() != sizeof...(ParamTypes)); | ||
|  | 		} else { | ||
|  | 			CRASH_COND(p_mono_method->get_parameters_count() != (sizeof...(ParamTypes) - 1)); | ||
|  | 		} | ||
|  | #endif
 | ||
|  | 		mono_method_thunk = (M)mono_method_get_unmanaged_thunk(p_mono_method->get_mono_ptr()); | ||
|  | 	} | ||
|  | 
 | ||
|  | 	GDMonoMethodThunk() : | ||
|  | 			mono_method_thunk(NULL) { | ||
|  | 	} | ||
|  | 
 | ||
|  | 	explicit GDMonoMethodThunk(GDMonoMethod *p_mono_method) { | ||
|  | 		set_from_method(p_mono_method); | ||
|  | 	} | ||
|  | }; | ||
|  | 
 | ||
|  | template <class R, class... ParamTypes> | ||
|  | struct GDMonoMethodThunkR { | ||
|  | 
 | ||
|  | 	typedef R(GD_MONO_STDCALL *M)(ParamTypes... p_args, MonoException **); | ||
|  | 
 | ||
|  | 	M mono_method_thunk; | ||
|  | 
 | ||
|  | public: | ||
|  | 	_FORCE_INLINE_ R invoke(ParamTypes... p_args, MonoException **r_exc) { | ||
|  | 		GD_MONO_BEGIN_RUNTIME_INVOKE; | ||
|  | 		R r = mono_method_thunk(p_args..., r_exc); | ||
|  | 		GD_MONO_END_RUNTIME_INVOKE; | ||
|  | 		return r; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	_FORCE_INLINE_ bool is_null() { | ||
|  | 		return mono_method_thunk == NULL; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	_FORCE_INLINE_ void nullify() { | ||
|  | 		mono_method_thunk = NULL; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	_FORCE_INLINE_ void set_from_method(GDMonoMethod *p_mono_method) { | ||
|  | #ifdef DEBUG_ENABLED
 | ||
|  | 		CRASH_COND(p_mono_method == NULL); | ||
|  | 		CRASH_COND(p_mono_method->get_return_type().type_encoding == MONO_TYPE_VOID); | ||
|  | 
 | ||
|  | 		if (p_mono_method->is_static()) { | ||
|  | 			CRASH_COND(p_mono_method->get_parameters_count() != sizeof...(ParamTypes)); | ||
|  | 		} else { | ||
|  | 			CRASH_COND(p_mono_method->get_parameters_count() != (sizeof...(ParamTypes) - 1)); | ||
|  | 		} | ||
|  | #endif
 | ||
|  | 		mono_method_thunk = (M)mono_method_get_unmanaged_thunk(p_mono_method->get_mono_ptr()); | ||
|  | 	} | ||
|  | 
 | ||
|  | 	GDMonoMethodThunkR() : | ||
|  | 			mono_method_thunk(NULL) { | ||
|  | 	} | ||
|  | 
 | ||
|  | 	explicit GDMonoMethodThunkR(GDMonoMethod *p_mono_method) { | ||
|  | #ifdef DEBUG_ENABLED
 | ||
|  | 		CRASH_COND(p_mono_method == NULL); | ||
|  | #endif
 | ||
|  | 		mono_method_thunk = (M)mono_method_get_unmanaged_thunk(p_mono_method->get_mono_ptr()); | ||
|  | 	} | ||
|  | }; | ||
|  | 
 | ||
|  | #else
 | ||
|  | 
 | ||
|  | template <unsigned int ThunkParamCount, class P1, class... ParamTypes> | ||
|  | struct VariadicInvokeMonoMethodImpl { | ||
|  | 	static void invoke(GDMonoMethod *p_mono_method, P1 p_arg1, ParamTypes... p_args, MonoException **r_exc) { | ||
|  | 		if (p_mono_method->is_static()) { | ||
|  | 			void *args[ThunkParamCount] = { p_arg1, p_args... }; | ||
|  | 			p_mono_method->invoke_raw(NULL, args, r_exc); | ||
|  | 		} else { | ||
|  | 			void *args[ThunkParamCount] = { p_args... }; | ||
|  | 			p_mono_method->invoke_raw((MonoObject *)p_arg1, args, r_exc); | ||
|  | 		} | ||
|  | 	} | ||
|  | }; | ||
|  | 
 | ||
|  | template <unsigned int ThunkParamCount, class... ParamTypes> | ||
|  | struct VariadicInvokeMonoMethod { | ||
|  | 	static void invoke(GDMonoMethod *p_mono_method, ParamTypes... p_args, MonoException **r_exc) { | ||
|  | 		VariadicInvokeMonoMethodImpl<ThunkParamCount, ParamTypes...>::invoke(p_mono_method, p_args..., r_exc); | ||
|  | 	} | ||
|  | }; | ||
|  | 
 | ||
|  | template <> | ||
|  | struct VariadicInvokeMonoMethod<0> { | ||
|  | 	static void invoke(GDMonoMethod *p_mono_method, MonoException **r_exc) { | ||
|  | #ifdef DEBUG_ENABLED
 | ||
|  | 		CRASH_COND(!p_mono_method->is_static()); | ||
|  | #endif
 | ||
|  | 		p_mono_method->invoke_raw(NULL, NULL, r_exc); | ||
|  | 	} | ||
|  | }; | ||
|  | 
 | ||
|  | template <class P1> | ||
|  | struct VariadicInvokeMonoMethod<1, P1> { | ||
|  | 	static void invoke(GDMonoMethod *p_mono_method, P1 p_arg1, MonoException **r_exc) { | ||
|  | 		if (p_mono_method->is_static()) { | ||
|  | 			void *args[1] = { p_arg1 }; | ||
|  | 			p_mono_method->invoke_raw(NULL, args, r_exc); | ||
|  | 		} else { | ||
|  | 			p_mono_method->invoke_raw((MonoObject *)p_arg1, NULL, r_exc); | ||
|  | 		} | ||
|  | 	} | ||
|  | }; | ||
|  | 
 | ||
|  | template <class R> | ||
|  | R unbox_if_needed(MonoObject *p_val, const ManagedType &, typename std::enable_if<!std::is_pointer<R>::value>::type * = 0) { | ||
|  | 	return GDMonoMarshal::unbox<R>(p_val); | ||
|  | } | ||
|  | 
 | ||
|  | template <class R> | ||
|  | R unbox_if_needed(MonoObject *p_val, const ManagedType &p_type, typename std::enable_if<std::is_pointer<R>::value>::type * = 0) { | ||
|  | 	if (mono_class_is_valuetype(p_type.type_class->get_mono_ptr())) { | ||
|  | 		return GDMonoMarshal::unbox<R>(p_val); | ||
|  | 	} else { | ||
|  | 		// If it's not a value type, we assume 'R' is a pointer to 'MonoObject' or a compatible type, like 'MonoException'.
 | ||
|  | 		return (R)p_val; | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | template <unsigned int ThunkParamCount, class R, class P1, class... ParamTypes> | ||
|  | struct VariadicInvokeMonoMethodRImpl { | ||
|  | 	static R invoke(GDMonoMethod *p_mono_method, P1 p_arg1, ParamTypes... p_args, MonoException **r_exc) { | ||
|  | 		if (p_mono_method->is_static()) { | ||
|  | 			void *args[ThunkParamCount] = { p_arg1, p_args... }; | ||
|  | 			MonoObject *r = p_mono_method->invoke_raw(NULL, args, r_exc); | ||
|  | 			return unbox_if_needed<R>(r, p_mono_method->get_return_type()); | ||
|  | 		} else { | ||
|  | 			void *args[ThunkParamCount] = { p_args... }; | ||
|  | 			MonoObject *r = p_mono_method->invoke_raw((MonoObject *)p_arg1, args, r_exc); | ||
|  | 			return unbox_if_needed<R>(r, p_mono_method->get_return_type()); | ||
|  | 		} | ||
|  | 	} | ||
|  | }; | ||
|  | 
 | ||
|  | template <unsigned int ThunkParamCount, class R, class... ParamTypes> | ||
|  | struct VariadicInvokeMonoMethodR { | ||
|  | 	static R invoke(GDMonoMethod *p_mono_method, ParamTypes... p_args, MonoException **r_exc) { | ||
|  | 		return VariadicInvokeMonoMethodRImpl<ThunkParamCount, R, ParamTypes...>::invoke(p_mono_method, p_args..., r_exc); | ||
|  | 	} | ||
|  | }; | ||
|  | 
 | ||
|  | template <class R> | ||
|  | struct VariadicInvokeMonoMethodR<0, R> { | ||
|  | 	static R invoke(GDMonoMethod *p_mono_method, MonoException **r_exc) { | ||
|  | #ifdef DEBUG_ENABLED
 | ||
|  | 		CRASH_COND(!p_mono_method->is_static()); | ||
|  | #endif
 | ||
|  | 		MonoObject *r = p_mono_method->invoke_raw(NULL, NULL, r_exc); | ||
|  | 		return unbox_if_needed<R>(r, p_mono_method->get_return_type()); | ||
|  | 	} | ||
|  | }; | ||
|  | 
 | ||
|  | template <class R, class P1> | ||
|  | struct VariadicInvokeMonoMethodR<1, R, P1> { | ||
|  | 	static R invoke(GDMonoMethod *p_mono_method, P1 p_arg1, MonoException **r_exc) { | ||
|  | 		if (p_mono_method->is_static()) { | ||
|  | 			void *args[1] = { p_arg1 }; | ||
|  | 			MonoObject *r = p_mono_method->invoke_raw(NULL, args, r_exc); | ||
|  | 			return unbox_if_needed<R>(r, p_mono_method->get_return_type()); | ||
|  | 		} else { | ||
|  | 			MonoObject *r = p_mono_method->invoke_raw((MonoObject *)p_arg1, NULL, r_exc); | ||
|  | 			return unbox_if_needed<R>(r, p_mono_method->get_return_type()); | ||
|  | 		} | ||
|  | 	} | ||
|  | }; | ||
|  | 
 | ||
|  | template <class... ParamTypes> | ||
|  | struct GDMonoMethodThunk { | ||
|  | 
 | ||
|  | 	GDMonoMethod *mono_method; | ||
|  | 
 | ||
|  | public: | ||
|  | 	_FORCE_INLINE_ void invoke(ParamTypes... p_args, MonoException **r_exc) { | ||
|  | 		VariadicInvokeMonoMethod<sizeof...(ParamTypes), ParamTypes...>::invoke(mono_method, p_args..., r_exc); | ||
|  | 	} | ||
|  | 
 | ||
|  | 	_FORCE_INLINE_ bool is_null() { | ||
|  | 		return mono_method == NULL; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	_FORCE_INLINE_ void nullify() { | ||
|  | 		mono_method = NULL; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	_FORCE_INLINE_ void set_from_method(GDMonoMethod *p_mono_method) { | ||
|  | #ifdef DEBUG_ENABLED
 | ||
|  | 		CRASH_COND(p_mono_method == NULL); | ||
|  | 		CRASH_COND(p_mono_method->get_return_type().type_encoding != MONO_TYPE_VOID); | ||
|  | 
 | ||
|  | 		if (p_mono_method->is_static()) { | ||
|  | 			CRASH_COND(p_mono_method->get_parameters_count() != sizeof...(ParamTypes)); | ||
|  | 		} else { | ||
|  | 			CRASH_COND(p_mono_method->get_parameters_count() != (sizeof...(ParamTypes) - 1)); | ||
|  | 		} | ||
|  | #endif
 | ||
|  | 		mono_method = p_mono_method; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	GDMonoMethodThunk() : | ||
|  | 			mono_method(NULL) { | ||
|  | 	} | ||
|  | 
 | ||
|  | 	explicit GDMonoMethodThunk(GDMonoMethod *p_mono_method) { | ||
|  | 		set_from_method(p_mono_method); | ||
|  | 	} | ||
|  | }; | ||
|  | 
 | ||
|  | template <class R, class... ParamTypes> | ||
|  | struct GDMonoMethodThunkR { | ||
|  | 
 | ||
|  | 	GDMonoMethod *mono_method; | ||
|  | 
 | ||
|  | public: | ||
|  | 	_FORCE_INLINE_ R invoke(ParamTypes... p_args, MonoException **r_exc) { | ||
|  | 		return VariadicInvokeMonoMethodR<sizeof...(ParamTypes), R, ParamTypes...>::invoke(mono_method, p_args..., r_exc); | ||
|  | 	} | ||
|  | 
 | ||
|  | 	_FORCE_INLINE_ bool is_null() { | ||
|  | 		return mono_method == NULL; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	_FORCE_INLINE_ void nullify() { | ||
|  | 		mono_method = NULL; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	_FORCE_INLINE_ void set_from_method(GDMonoMethod *p_mono_method) { | ||
|  | #ifdef DEBUG_ENABLED
 | ||
|  | 		CRASH_COND(p_mono_method == NULL); | ||
|  | 		CRASH_COND(p_mono_method->get_return_type().type_encoding == MONO_TYPE_VOID); | ||
|  | 
 | ||
|  | 		if (p_mono_method->is_static()) { | ||
|  | 			CRASH_COND(p_mono_method->get_parameters_count() != sizeof...(ParamTypes)); | ||
|  | 		} else { | ||
|  | 			CRASH_COND(p_mono_method->get_parameters_count() != (sizeof...(ParamTypes) - 1)); | ||
|  | 		} | ||
|  | #endif
 | ||
|  | 		mono_method = p_mono_method; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	GDMonoMethodThunkR() : | ||
|  | 			mono_method(NULL) { | ||
|  | 	} | ||
|  | 
 | ||
|  | 	explicit GDMonoMethodThunkR(GDMonoMethod *p_mono_method) { | ||
|  | 		set_from_method(p_mono_method); | ||
|  | 	} | ||
|  | }; | ||
|  | 
 | ||
|  | #endif
 | ||
|  | 
 | ||
|  | #endif // GD_MONO_METHOD_THUNK_H
 |