214 lines
11 KiB
C
214 lines
11 KiB
C
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#pragma once
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#include <stdint.h>
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#include "il2cpp-config.h"
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#include "il2cpp-blob.h"
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#include "il2cpp-class-internals.h"
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#include "metadata/ArrayMetadata.h"
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#include "metadata/Il2CppTypeCompare.h"
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#include "utils/dynamic_array.h"
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#include "il2cpp-class-internals.h"
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#include "il2cpp-object-internals.h"
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#include "Exception.h"
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#include "GenericClass.h"
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#include "Type.h"
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#include "os/Mutex.h"
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#include "vm/MetadataCache.h"
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#include "il2cpp-tabledefs.h"
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struct Il2CppClass;
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struct EventInfo;
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struct FieldInfo;
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struct PropertyInfo;
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struct MethodInfo;
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struct Il2CppImage;
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struct Il2CppReflectionType;
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struct Il2CppType;
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struct Il2CppGenericContainer;
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struct Il2CppGenericContext;
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struct MonoGenericParameterInfo;
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namespace il2cpp
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{
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namespace vm
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{
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class TypeNameParseInfo;
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enum TypeSearchFlags
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{
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kTypeSearchFlagNone = 0x0,
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kTypeSearchFlagIgnoreCase = 0x1,
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kTypeSearchFlagThrowOnError = 0x2,
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kTypeSearchFlagDontUseExecutingImage = 0x4
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};
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class LIBIL2CPP_CODEGEN_API Class
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{
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public:
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static Il2CppClass* FromIl2CppType(const Il2CppType* type, bool throwOnError = true);
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static Il2CppClass* FromIl2CppTypeEnum(Il2CppTypeEnum type);
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static Il2CppClass* FromName(const Il2CppImage* image, const char* namespaze, const char *name);
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static Il2CppClass* FromSystemType(Il2CppReflectionType *type);
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static Il2CppClass* FromGenericParameter(Il2CppMetadataGenericParameterHandle param);
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static Il2CppClass* GetElementClass(Il2CppClass *klass);
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static const Il2CppType* GetEnumBaseType(Il2CppClass *klass);
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static const EventInfo* GetEvents(Il2CppClass *klass, void* *iter);
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static FieldInfo* GetFields(Il2CppClass *klass, void* *iter);
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static FieldInfo* GetFieldFromName(Il2CppClass *klass, const char* name);
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static const MethodInfo* GetFinalizer(Il2CppClass *klass);
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static int32_t GetInstanceSize(const Il2CppClass *klass);
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static Il2CppClass* GetInterfaces(Il2CppClass *klass, void* *iter);
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static const MethodInfo* GetMethods(Il2CppClass *klass, void* *iter);
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static const MethodInfo* GetMethodFromName(Il2CppClass *klass, const char* name, int argsCount);
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static const MethodInfo* GetMethodFromNameFlags(Il2CppClass *klass, const char* name, int argsCount, int32_t flags);
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static const MethodInfo* GetMethodFromNameFlagsAndSig(Il2CppClass *klass, const char* name, int argsCount, int32_t flags, const Il2CppType** argTypes);
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static const MethodInfo* GetGenericInstanceMethodFromDefintion(Il2CppClass* genericInstanceClass, const MethodInfo* methodDefinition);
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static const char* GetName(Il2CppClass *klass);
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static const char* GetNamespace(Il2CppClass *klass);
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static Il2CppClass* GetNestedTypes(Il2CppClass *klass, void* *iter);
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static size_t GetNumMethods(const Il2CppClass* klass);
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static size_t GetNumProperties(const Il2CppClass* klass);
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static size_t GetNumFields(const Il2CppClass* klass);
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static Il2CppClass* GetParent(Il2CppClass *klass);
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static const PropertyInfo* GetProperties(Il2CppClass *klass, void* *iter);
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static const PropertyInfo* GetPropertyFromName(Il2CppClass *klass, const char* name);
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static int32_t GetValueSize(Il2CppClass *klass, uint32_t *align);
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//for Unsafe, but more performant version of HasParent, see ClassInlines.h
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static bool HasParent(Il2CppClass *klass, Il2CppClass *parent);
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static bool IsAssignableFrom(Il2CppClass *klass, Il2CppClass *oklass);
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static bool IsAssignableFrom(Il2CppReflectionType *klass, Il2CppReflectionType *oklass);
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static bool IsGeneric(const Il2CppClass *klass);
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static bool IsInflated(const Il2CppClass *klass);
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static bool IsGenericTypeDefinition(const Il2CppClass *klass);
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static bool IsSubclassOf(Il2CppClass *klass, Il2CppClass *klassc, bool check_interfaces);
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static bool IsValuetype(const Il2CppClass *klass);
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static bool IsBlittable(const Il2CppClass *klass);
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static bool HasDefaultConstructor(Il2CppClass* klass);
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static int GetFlags(const Il2CppClass *klass);
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static bool IsAbstract(const Il2CppClass *klass);
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static bool IsInterface(const Il2CppClass *klass);
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static bool IsNullable(const Il2CppClass *klass);
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static Il2CppClass* GetNullableArgument(const Il2CppClass* klass);
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static int GetArrayElementSize(const Il2CppClass *klass);
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static const Il2CppType* GetByrefType(Il2CppClass *klass);
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static const Il2CppType* GetType(Il2CppClass *klass);
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static const Il2CppType* GetType(Il2CppClass *klass, const TypeNameParseInfo &info);
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static bool HasAttribute(Il2CppClass *klass, Il2CppClass *attr_class);
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static bool IsEnum(const Il2CppClass *klass);
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static const Il2CppImage* GetImage(Il2CppClass* klass);
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static const char *GetAssemblyName(const Il2CppClass *klass);
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static const char *GetAssemblyNameNoExtension(const Il2CppClass *klass);
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static Il2CppClass* GenericParamGetBaseType(Il2CppClass* klass);
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static MonoGenericParameterInfo* GetOrCreateMonoGenericParameterInfo(Il2CppMetadataGenericParameterHandle parameterHandle);
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static const int IgnoreNumberOfArguments;
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public:
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static void Init(Il2CppClass *klass);
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static bool InitLocked(Il2CppClass* klass, const il2cpp::os::FastAutoLock& lock);
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static Il2CppClass* GetArrayClass(Il2CppClass *element_class, uint32_t rank);
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static Il2CppClass* GetBoundedArrayClass(Il2CppClass *element_class, uint32_t rank, bool bounded);
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static Il2CppClass* GetInflatedGenericInstanceClass(Il2CppClass* klass, const Il2CppType** types, uint32_t typeCount);
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static Il2CppClass* GetInflatedGenericInstanceClass(Il2CppClass* klass, const Il2CppGenericInst* genericInst);
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static Il2CppClass* InflateGenericClass(Il2CppClass* klass, Il2CppGenericContext *context);
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static const Il2CppType* InflateGenericType(const Il2CppType* type, Il2CppGenericContext *context);
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static Il2CppMetadataGenericContainerHandle GetGenericContainer(Il2CppClass *klass);
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static const MethodInfo* GetCCtor(Il2CppClass *klass);
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static const char* GetFieldDefaultValue(const FieldInfo *field, const Il2CppType** type);
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static int GetFieldMarshaledSize(const FieldInfo *field);
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static int GetFieldMarshaledAlignment(const FieldInfo *field);
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static Il2CppClass* GetPtrClass(const Il2CppType* type);
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static Il2CppClass* GetPtrClass(Il2CppClass* elementClass);
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static bool HasReferences(Il2CppClass *klass);
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static void SetupEvents(Il2CppClass *klass);
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static void SetupFields(Il2CppClass *klass);
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static void SetupMethods(Il2CppClass *klass);
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static void SetupNestedTypes(Il2CppClass *klass);
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static void SetupProperties(Il2CppClass *klass);
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static void SetupTypeHierarchy(Il2CppClass *klass);
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static void SetupInterfaces(Il2CppClass *klass);
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static const il2cpp::utils::dynamic_array<Il2CppClass*>& GetStaticFieldData();
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static size_t GetBitmapSize(const Il2CppClass* klass);
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static void GetBitmap(Il2CppClass* klass, size_t* bitmap, size_t& maxSetBit);
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static const Il2CppType* il2cpp_type_from_type_info(const TypeNameParseInfo& info, TypeSearchFlags searchFlags);
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static Il2CppClass* GetDeclaringType(Il2CppClass* klass);
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static const MethodInfo* GetVirtualMethod(Il2CppClass* klass, const MethodInfo* virtualMethod);
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static void SetClassInitializationError(Il2CppClass* klass, Il2CppException* error);
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static void UpdateInitializedAndNoError(Il2CppClass *klass);
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static IL2CPP_FORCE_INLINE bool IsGenericClassAssignableFrom(const Il2CppClass* klass, const Il2CppClass* oklass, const Il2CppClass* implementingClass = il2cpp_defaults.missing_class)
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{
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return klass == oklass || IsGenericClassAssignableFromVariance(klass, oklass, implementingClass);
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}
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static IL2CPP_FORCE_INLINE bool IsGenericClassAssignableFromVariance(const Il2CppClass* klass, const Il2CppClass* oklass, const Il2CppClass* implementingClass = il2cpp_defaults.missing_class)
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{
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IL2CPP_ASSERT(klass != oklass && "IsGenericClassAssignableFromVariance is for generic variance checks - you should call IsGenericClassAssignableFrom instead");
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const Il2CppGenericClass* genericClass = klass->generic_class;
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const Il2CppGenericClass* oGenericClass = oklass->generic_class;
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if (oGenericClass == NULL || !GenericClass::HasSameGenericTypeDefinition(oGenericClass, genericClass))
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return false;
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const Il2CppGenericInst* genericInst = genericClass->context.class_inst;
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const Il2CppGenericInst* oGenericInst = oGenericClass->context.class_inst;
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Il2CppMetadataGenericContainerHandle genericContainer = MetadataCache::GetGenericContainerFromGenericClass(klass->image, klass->generic_class);
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IL2CPP_ASSERT(oGenericInst->type_argc == genericInst->type_argc);
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for (uint32_t i = 0; i < genericInst->type_argc; ++i)
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{
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uint16_t flags = MetadataCache::GetGenericParameterFlags(MetadataCache::GetGenericParameterFromIndex(genericContainer, i));
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const int32_t parameterVariance = flags & IL2CPP_GENERIC_PARAMETER_ATTRIBUTE_VARIANCE_MASK;
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Il2CppClass* genericParameterType = Class::FromIl2CppType(genericInst->type_argv[i]);
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Il2CppClass* oGenericParameterType = Class::FromIl2CppType(oGenericInst->type_argv[i]);
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if (parameterVariance == IL2CPP_GENERIC_PARAMETER_ATTRIBUTE_NON_VARIANT || Class::IsValuetype(genericParameterType) || Class::IsValuetype(oGenericParameterType))
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{
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if (genericParameterType != oGenericParameterType)
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{
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if (implementingClass->rank || implementingClass->declaringType == il2cpp_defaults.array_class)
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{
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// For arrays or System.Array/InternalEnumerator<T> we need to follow the array variance rules when looking for an
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// generic interface i.e. Int32[] should be assignable to IEnumerable<UInt32>
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IL2CPP_ASSERT(implementingClass->rank || strcmp(implementingClass->name, "InternalEnumerator`1") == 0);
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if (metadata::ArrayMetadata::GetArrayVarianceReducedType(genericParameterType) != metadata::ArrayMetadata::GetArrayVarianceReducedType(oGenericParameterType))
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return false;
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}
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else
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{
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return false;
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}
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}
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}
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else if (parameterVariance == IL2CPP_GENERIC_PARAMETER_ATTRIBUTE_COVARIANT)
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{
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if (!Class::IsAssignableFrom(genericParameterType, oGenericParameterType))
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return false;
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}
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else
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{
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IL2CPP_ASSERT(parameterVariance == IL2CPP_GENERIC_PARAMETER_ATTRIBUTE_CONTRAVARIANT);
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if (!Class::IsAssignableFrom(oGenericParameterType, genericParameterType))
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return false;
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}
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}
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return true;
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}
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};
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} /* namespace vm */
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} /* namespace il2cpp */
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