100 lines
4.3 KiB
C++
100 lines
4.3 KiB
C++
#pragma once
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#include <vector>
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#include "metadata/Il2CppTypeHash.h"
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#include "metadata/Il2CppTypeCompare.h"
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#include "../CommonDef.h"
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#include "MetadataUtil.h"
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namespace hybridclr
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{
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namespace metadata
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{
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struct GenericClassMethod
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{
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const Il2CppType* type;
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const Il2CppMethodDefinition* method;
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const char* name; // TODO remove
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};
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struct VirtualMethodImpl
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{
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const Il2CppMethodDefinition* method;
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const Il2CppType* type;
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uint16_t slot;
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//const char* name; // TODO for debug
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};
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class VTableSetUp;
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struct RawInterfaceOffsetInfo
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{
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const Il2CppType* type;
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VTableSetUp* tree;
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uint32_t offset;
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};
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typedef Il2CppHashMap<const Il2CppType*, VTableSetUp*, il2cpp::metadata::Il2CppTypeHash, il2cpp::metadata::Il2CppTypeEqualityComparer> Il2CppType2TypeDeclaringTreeMap;
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class VTableSetUp
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{
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public:
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typedef Il2CppHashMap<int32_t, uint16_t, il2cpp::utils::PassThroughHash<int32_t>> Int32ToUin16Map;
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typedef Il2CppHashSet<uint16_t, il2cpp::utils::PassThroughHash<uint16_t>> Uin16Set;
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static VTableSetUp* BuildByType(Il2CppType2TypeDeclaringTreeMap& cache, const Il2CppType* type);
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static VTableSetUp* InflateVts(Il2CppType2TypeDeclaringTreeMap& cache, VTableSetUp* genericType, const Il2CppType* type);
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VTableSetUp()
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{
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}
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const VTableSetUp* GetParent() const { return _parent; }
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const Il2CppType* FindImplType(const Il2CppMethodDefinition* methodDef);
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const VTableSetUp* FindAncestorTypeTree(const Il2CppType* implType);
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const GenericClassMethod* FindImplMethod(const Il2CppType* containerType, const Il2CppMethodDefinition* methodDef, bool throwExceptionIfNotFind = true);
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const std::vector<RawInterfaceOffsetInfo>& GetInterfaceOffsetInfos() const { return _interfaceOffsetInfos; }
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const std::vector<VirtualMethodImpl>& GetVirtualMethodImpls() const { return _methodImpls; }
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const Il2CppType* GetType() const { return _type; }
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uint32_t GetTypeIndex() const { return _typeDef->byvalTypeIndex; }
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bool IsInterType() const { return hybridclr::metadata::IsInterpreterType(_typeDef); }
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private:
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void ComputeVtables(Il2CppType2TypeDeclaringTreeMap& cache);
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void ComputAotTypeVtables(Il2CppType2TypeDeclaringTreeMap& cache);
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void InitInterfaceVTable(uint16_t& curOffset, std::vector<uint16_t>& implInterfaceOffsetIdxs);
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void ComputeExplicitImpls(const std::vector<uint16_t>& implInterfaceOffsetIdxs, Int32ToUin16Map& explicitImplToken2Slots);
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void ApplyTypeExplicitImpls(const Il2CppType* type, const VTableSetUp* tree, const std::vector<uint16_t>& implInterfaceOffsetIdxs, Int32ToUin16Map& explicitImplToken2Slots);
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void ComputeOverrideParentVirtualMethod(uint16_t& curOffset, const std::vector<uint16_t>& implInterfaceOffsetIdxs, Int32ToUin16Map& explicitImplToken2Slots);
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void ComputeInterfaceOverrideByParentVirtualMethod(const std::vector<uint16_t>& implInterfaceOffsetIdxs);
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void ComputeInterpTypeVtables(Il2CppType2TypeDeclaringTreeMap& cache);
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void ComputeInterfaceVtables(Il2CppType2TypeDeclaringTreeMap& cache);
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bool isExplicitImplInterfaceSlot(uint16_t slot) const { return _explicitImplSlots.find(slot) != _explicitImplSlots.end(); }
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uint16_t FindDefaultOverrideExplicitInterfaceSlot(GenericClassMethod& gcm, const Uin16Set& explicitImplSlots, const std::vector<uint16_t>& implInterfaceOffsetIdxs);
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uint16_t FindExplicitOverrideInterfaceSlot(GenericClassMethod& gcm, const Int32ToUin16Map& explicitImplSlots);
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void ApplyOverrideMethod(const GenericClassMethod* beOverrideParentMethod, const Il2CppMethodDefinition* overrideMethodDef, uint16_t checkOverrideMaxIdx);
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void ApplyExplicitOverride(const std::vector<uint16_t>& implInterfaceOffsetIdxs, Int32ToUin16Map& explicitImplToken2Slots, const Il2CppType* declaringType,
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const Il2CppMethodDefinition* decalringMethod, const Il2CppType* implType, const Il2CppMethodDefinition* implMethod);
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void ApplyAOTInterfaceExplicitOverride(const std::vector<uint16_t>& implInterfaceOffsetIdxs, Int32ToUin16Map& explicitImplToken2Slots, const Il2CppType* intfType,
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const Il2CppType* implType, const Il2CppMethodDefinition* implMethod);
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VTableSetUp* _parent;
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std::vector<VTableSetUp*> _interfaces;
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std::vector<RawInterfaceOffsetInfo> _interfaceOffsetInfos;
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const Il2CppType* _type;
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const Il2CppTypeDefinition* _typeDef;
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const char* _name; // TODO remove
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std::vector<GenericClassMethod> _virtualMethods;
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std::vector<VirtualMethodImpl> _methodImpls;
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Uin16Set _explicitImplSlots;;
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};
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}
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}
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