76 lines
2.0 KiB
C++
76 lines
2.0 KiB
C++
#pragma once
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#include "os/WindowsRuntime.h"
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#include "vm/ComObjectBase.h"
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#include "vm/Exception.h"
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#include "utils/Memory.h"
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#include "utils/TemplateUtils.h"
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#include "Baselib.h"
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#include "Cpp/Atomic.h"
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#include <new>
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namespace il2cpp
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{
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namespace vm
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{
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template<typename TDerived>
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struct NOVTABLE ActivationFactoryBase : public ComObjectBase, Il2CppIActivationFactory
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{
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private:
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baselib::atomic<uint32_t> m_RefCount;
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public:
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ActivationFactoryBase() :
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m_RefCount(1) // We start with a ref count of 1
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{
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Il2CppStaticAssert(utils::TemplateUtils::IsBaseOf<ActivationFactoryBase<TDerived>, TDerived>::value);
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}
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virtual il2cpp_hresult_t STDCALL ActivateInstance(Il2CppIInspectable** instance) IL2CPP_OVERRIDE
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{
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return IL2CPP_E_NOTIMPL;
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}
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IL2CPP_FORCE_INLINE uint32_t AddRefImpl()
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{
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return ++m_RefCount;
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}
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IL2CPP_FORCE_INLINE uint32_t ReleaseImpl()
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{
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const uint32_t count = --m_RefCount;
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if (count == 0)
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Destroy();
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return count;
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}
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IL2CPP_FORCE_INLINE il2cpp_hresult_t GetRuntimeClassNameImpl(Il2CppHString* className)
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{
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utils::StringView<Il2CppNativeChar> classNameView(IL2CPP_NATIVE_STRING("System.Runtime.InteropServices.WindowsRuntime.IActivationFactory"));
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return os::WindowsRuntime::CreateHString(classNameView, className);
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}
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IL2CPP_FORCE_INLINE static TDerived* __CreateInstance()
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{
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void* memory = utils::Memory::Malloc(sizeof(TDerived));
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if (memory == NULL)
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Exception::RaiseOutOfMemoryException();
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return new(memory) TDerived;
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}
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private:
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IL2CPP_FORCE_INLINE void Destroy()
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{
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IL2CPP_ASSERT(m_RefCount == 0);
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TDerived* instance = static_cast<TDerived*>(this);
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instance->~TDerived();
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utils::Memory::Free(instance);
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}
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};
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}
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}
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