#include "SuperSetAOTHomologousImage.h"
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#include "vm/MetadataLock.h"
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#include "vm/GlobalMetadata.h"
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#include "vm/Class.h"
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#include "vm/Image.h"
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#include "vm/Exception.h"
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#include "vm/MetadataCache.h"
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#include "metadata/GenericMetadata.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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void SuperSetAOTHomologousImage::InitRuntimeMetadatas()
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{
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_defaultIl2CppType = il2cpp_defaults.missing_class->byval_arg;
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InitTypes0();
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InitNestedClass();
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InitTypes1();
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InitMethods();
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InitFields();
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}
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void SuperSetAOTHomologousImage::InitTypes0()
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{
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const Table& typeDefTb = _rawImage.GetTable(TableType::TYPEDEF);
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uint32_t typeCount = typeDefTb.rowNum;
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_typeDefs.resize(typeCount);
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_aotTypeIndex2TypeDefs.resize(typeCount);
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Il2CppImage* image = _aotAssembly->image;
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for (uint32_t index = 0; index < typeCount; index++)
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{
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SuperSetTypeDefDetail& td = _typeDefs[index];
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uint32_t rowIndex = index + 1;
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TbTypeDef data = _rawImage.ReadTypeDef(rowIndex);
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td.inited = false;
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td.homoParentRowIndex = 0;
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td.homoRowIndex = rowIndex;
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td.homoMethodStartIndex = data.methodList;
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td.homoFieldStartIndex = data.fieldList;
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td.name = _rawImage.GetStringFromRawIndex(data.typeName);
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td.namespaze = _rawImage.GetStringFromRawIndex(data.typeNamespace);
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td.aotTypeIndex = kInvalidIndex;
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td.aotIl2CppType = nullptr;
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td.aotTypeDef = nullptr;
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}
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}
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void SuperSetAOTHomologousImage::InitNestedClass()
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{
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const Table& nestedClassTb = _rawImage.GetTable(TableType::NESTEDCLASS);
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for (uint32_t i = 0; i < nestedClassTb.rowNum; i++)
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{
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TbNestedClass data = _rawImage.ReadNestedClass(i + 1);
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SuperSetTypeDefDetail& nestedType = _typeDefs[data.nestedClass - 1];
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nestedType.homoParentRowIndex = data.enclosingClass;
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}
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}
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void SuperSetAOTHomologousImage::InitType(SuperSetTypeDefDetail& type)
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{
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if (type.inited)
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{
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return;
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}
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type.inited = true;
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if (type.homoParentRowIndex)
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{
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SuperSetTypeDefDetail& parent = _typeDefs[type.homoParentRowIndex - 1];
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InitType(parent);
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const Il2CppTypeDefinition* parentTypeDef = parent.aotTypeDef;
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if (parentTypeDef == nullptr)
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{
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goto labelInitDefault;
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}
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void* iter = nullptr;
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for (const Il2CppTypeDefinition* nextTypeDef; (nextTypeDef = (const Il2CppTypeDefinition*)il2cpp::vm::GlobalMetadata::GetNestedTypes((Il2CppMetadataTypeHandle)parentTypeDef, &iter));)
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{
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const char* nestedTypeName = il2cpp::vm::GlobalMetadata::GetStringFromIndex(nextTypeDef->nameIndex);
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IL2CPP_ASSERT(nestedTypeName);
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if (!std::strcmp(type.name, nestedTypeName))
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{
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type.aotTypeDef = nextTypeDef;
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type.aotTypeIndex = nextTypeDef->byvalTypeIndex;
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type.aotIl2CppType = il2cpp::vm::GlobalMetadata::GetIl2CppTypeFromIndex(nextTypeDef->byvalTypeIndex);
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type.aotKlass = il2cpp::vm::GlobalMetadata::GetTypeInfoFromHandle((Il2CppMetadataTypeHandle)nextTypeDef);
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_aotTypeIndex2TypeDefs[il2cpp::vm::GlobalMetadata::GetIndexForTypeDefinition(type.aotKlass)] = &type;
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return;
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}
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}
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}
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else
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{
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Il2CppClass* klass = il2cpp::vm::Image::ClassFromName(_aotAssembly->image, type.namespaze, type.name);
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if (klass)
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{
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type.aotTypeDef = (const Il2CppTypeDefinition*)klass->typeMetadataHandle;
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type.aotIl2CppType = &klass->byval_arg;
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type.aotTypeIndex = type.aotTypeDef->byvalTypeIndex;
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type.aotKlass = klass;
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_aotTypeIndex2TypeDefs[il2cpp::vm::GlobalMetadata::GetIndexForTypeDefinition(type.aotKlass)] = &type;
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return;
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}
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}
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labelInitDefault:
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type.aotIl2CppType = &_defaultIl2CppType;
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//TEMP_FORMAT(msg, "type: %s::%s can't find homologous type in assembly:%s", type.namespaze, type.name, _aotAssembly->aname.name);
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//RaiseExecutionEngineException(msg);
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}
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void SuperSetAOTHomologousImage::InitTypes1()
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{
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for (SuperSetTypeDefDetail& td : _typeDefs)
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{
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InitType(td);
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}
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}
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static const Il2CppMethodDefinition* FindMatchMethod(const Il2CppClass* klass1, const SuperSetMethodDefDetail& method2)
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{
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il2cpp::vm::Class::SetupMethods(const_cast<Il2CppClass*>(klass1));
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const Il2CppGenericContainer* klassGenContainer = klass1->is_generic ? GetGenericContainerFromIl2CppType(&klass1->byval_arg) : nullptr;
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for (uint16_t i = 0; i < klass1->method_count; i++)
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{
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const MethodInfo* method1 = klass1->methods[i];
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if (std::strcmp(method1->name, method2.name))
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{
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continue;
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}
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if (IsMatchMethodSig(method1, method2.signature, klassGenContainer))
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{
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return (const Il2CppMethodDefinition*)method1->methodMetadataHandle;
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}
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}
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return nullptr;
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}
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void SuperSetAOTHomologousImage::InitMethods()
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{
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const Table& methodTb = _rawImage.GetTable(TableType::METHOD);
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uint32_t methodCount = methodTb.rowNum;
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_methodDefs.resize(methodCount);
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_token2MethodDefs.resize(methodCount * 2);
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uint32_t typeCount = (uint32_t)_typeDefs.size();
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for (SuperSetTypeDefDetail& type : _typeDefs)
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{
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uint32_t nextTypeMethodStartIndex = type.homoRowIndex < typeCount ? _typeDefs[type.homoRowIndex].homoMethodStartIndex : methodCount + 1;
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for (uint32_t i = type.homoMethodStartIndex; i < nextTypeMethodStartIndex ; i++)
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{
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SuperSetMethodDefDetail& method = _methodDefs[i - 1];
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method.homoRowIndex = i;
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TbMethod data = _rawImage.ReadMethod(i);
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method.declaringTypeDef = type.aotTypeDef;
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method.name = _rawImage.GetStringFromRawIndex(data.name);
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if (type.aotTypeDef == nullptr)
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{
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continue;
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}
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method.signature.flags = data.flags;
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BlobReader methodSigReader = _rawImage.GetBlobReaderByRawIndex(data.signature);
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ReadMethodDefSig(methodSigReader, method.signature);
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method.aotMethodDef = FindMatchMethod(type.aotKlass, method);
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if (method.aotMethodDef)
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{
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_token2MethodDefs[method.aotMethodDef->token] = &method;
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}
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}
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}
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}
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void SuperSetAOTHomologousImage::ReadMethodDefSig(BlobReader& reader, MethodRefSig& method)
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{
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uint8_t rawSigFlags = reader.ReadByte();
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if (rawSigFlags & (uint8_t)MethodSigFlags::GENERIC)
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{
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//IL2CPP_ASSERT(false);
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method.genericParamCount = reader.ReadCompressedUint32();
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IL2CPP_ASSERT(method.genericParamCount > 0);
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}
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uint32_t paramCount = reader.ReadCompressedUint32();
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//IL2CPP_ASSERT(paramCount >= methodDef.parameterCount);
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method.returnType = {};
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ReadType(reader, nullptr, nullptr, method.returnType);
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int readParamNum = 0;
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for (; reader.NonEmpty(); )
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{
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Il2CppType paramType = {};
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ReadType(reader, nullptr, nullptr, paramType);
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method.params.push_back(paramType);
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++readParamNum;
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}
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IL2CPP_ASSERT(readParamNum == (int)paramCount);
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}
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const Il2CppFieldDefinition* FindMatchField(const Il2CppClass* klass1, const SuperSetFieldDefDetail& field2)
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{
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il2cpp::vm::Class::SetupFields(const_cast<Il2CppClass*>(klass1));
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const Il2CppGenericContainer* klassGenContainer = klass1->is_generic ? GetGenericContainerFromIl2CppType(&klass1->byval_arg) : nullptr;
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for (uint16_t i = 0; i < klass1->field_count; i++)
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{
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const FieldInfo* field1 = klass1->fields + i;
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if (std::strcmp(field1->name, field2.name))
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{
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continue;
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}
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if (IsMatchSigType(field1->type, &field2.type, klassGenContainer, nullptr))
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{
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return il2cpp::vm::GlobalMetadata::GetFieldDefinitionFromTypeDefAndFieldIndex((const Il2CppTypeDefinition*)klass1->typeMetadataHandle, i);
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}
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}
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return nullptr;
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}
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void SuperSetAOTHomologousImage::InitFields()
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{
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const Table& fieldTb = _rawImage.GetTable(TableType::FIELD);
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uint32_t fieldCount = fieldTb.rowNum;
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_fields.resize(fieldTb.rowNum);
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uint32_t typeCount = (uint32_t)_typeDefs.size();
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for (SuperSetTypeDefDetail& type : _typeDefs)
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{
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uint32_t nextTypeFieldStartIndex = type.homoRowIndex < typeCount ? _typeDefs[type.homoRowIndex].homoFieldStartIndex : fieldCount + 1;
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for (uint32_t i = type.homoFieldStartIndex; i < nextTypeFieldStartIndex; i++)
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{
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SuperSetFieldDefDetail& field = _fields[i - 1];
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field.homoRowIndex = i;
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TbField data = _rawImage.ReadField(i);
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field.name = _rawImage.GetStringFromRawIndex(data.name);
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field.declaringTypeDef = type.aotTypeDef;
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field.declaringIl2CppType = type.aotIl2CppType;
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if (type.aotTypeDef == nullptr)
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{
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continue;
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}
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BlobReader br = _rawImage.GetBlobReaderByRawIndex(data.signature);
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FieldRefSig frs;
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ReadFieldRefSig(br, nullptr, frs);
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frs.type.attrs = data.flags;
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field.type = frs.type;
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field.aotFieldDef = FindMatchField(type.aotKlass, field);
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}
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}
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}
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MethodBody* SuperSetAOTHomologousImage::GetMethodBody(uint32_t token)
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{
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auto it = _token2MethodDefs.find(token);
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if (it == _token2MethodDefs.end())
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{
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return nullptr;
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}
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SuperSetMethodDefDetail* method = it->second;
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if (!method->body)
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{
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uint32_t rowIndex = method->homoRowIndex;
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TbMethod methodData = _rawImage.ReadMethod(rowIndex);
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MethodBody* body = new (HYBRIDCLR_MALLOC_ZERO(sizeof(MethodBody))) MethodBody();
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ReadMethodBody(*method->aotMethodDef, methodData, *body);
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method->body = body;
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}
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return method->body;
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}
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const Il2CppType* SuperSetAOTHomologousImage::GetIl2CppTypeFromRawTypeDefIndex(uint32_t index)
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{
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IL2CPP_ASSERT((size_t)index < _typeDefs.size());
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return _typeDefs[index].aotIl2CppType;
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}
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Il2CppGenericContainer* SuperSetAOTHomologousImage::GetGenericContainerByRawIndex(uint32_t index)
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{
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return (Il2CppGenericContainer*)il2cpp::vm::GlobalMetadata::GetGenericContainerFromIndex(index);
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}
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Il2CppGenericContainer* SuperSetAOTHomologousImage::GetGenericContainerByTypeDefRawIndex(int32_t typeDefIndex)
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{
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auto it = _aotTypeIndex2TypeDefs.find(typeDefIndex);
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if (it == _aotTypeIndex2TypeDefs.end())
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{
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return nullptr;
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}
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const Il2CppTypeDefinition* type = it->second->aotTypeDef;
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if (type == nullptr)
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{
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return nullptr;
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}
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return (Il2CppGenericContainer*)il2cpp::vm::GlobalMetadata::GetGenericContainerFromIndex(type->genericContainerIndex);
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}
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const Il2CppMethodDefinition* SuperSetAOTHomologousImage::GetMethodDefinitionFromRawIndex(uint32_t index)
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{
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IL2CPP_ASSERT((size_t)index < _methodDefs.size());
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SuperSetMethodDefDetail& method = _methodDefs[index];
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const Il2CppMethodDefinition* methodDef = method.aotMethodDef;
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if (!methodDef)
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{
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TEMP_FORMAT(errMsg, "method:%s rowIndex:%d not exist", method.name, method.homoRowIndex);
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RaiseExecutionEngineException("find");
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}
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return methodDef;
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}
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void SuperSetAOTHomologousImage::ReadFieldRefInfoFromFieldDefToken(uint32_t rowIndex, FieldRefInfo& ret)
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{
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IL2CPP_ASSERT(rowIndex > 0);
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SuperSetFieldDefDetail& fd = _fields[rowIndex - 1];
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ret.containerType = *fd.declaringIl2CppType;
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ret.field = fd.aotFieldDef;
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}
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void SuperSetAOTHomologousImage::ReadTypeFromResolutionScope(uint32_t scope, uint32_t typeNamespace, uint32_t typeName, Il2CppType& type)
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{
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TableType tokenType;
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uint32_t rawIndex;
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DecodeResolutionScopeCodedIndex(scope, tokenType, rawIndex);
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switch (tokenType)
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{
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case TableType::MODULE:
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{
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if (!GetModuleIl2CppType(type, rawIndex, typeNamespace, typeName, false))
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{
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type = _defaultIl2CppType;
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}
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break;
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}
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case TableType::MODULEREF:
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{
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RaiseNotSupportedException("Image::ReadTypeFromResolutionScope not support ResolutionScore.MODULEREF");
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break;
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}
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case TableType::ASSEMBLYREF:
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{
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TbAssemblyRef assRef = _rawImage.ReadAssemblyRef(rawIndex);
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const Il2CppType* refType = GetIl2CppType(rawIndex, typeNamespace, typeName, false);
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if (refType)
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{
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type.type = refType->type;
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type.data = refType->data;
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}
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else
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{
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type = _defaultIl2CppType;
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}
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break;
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}
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case TableType::TYPEREF:
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{
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Il2CppType enClosingType = {};
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ReadTypeFromTypeRef(rawIndex, enClosingType);
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IL2CPP_ASSERT(typeNamespace == 0);
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const char* name = _rawImage.GetStringFromRawIndex(typeName);
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void* iter = nullptr;
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Il2CppMetadataTypeHandle enclosingTypeDef = enClosingType.data.typeHandle;
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if (!enclosingTypeDef)
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{
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//TEMP_FORMAT(errMsg, "Image::ReadTypeFromResolutionScope ReadTypeFromResolutionScope.TYPEREF enclosingType:%s", name);
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//RaiseExecutionEngineException(errMsg);
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type = _defaultIl2CppType;
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break;
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}
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bool find = false;
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for (const Il2CppTypeDefinition* nextTypeDef; (nextTypeDef = (const Il2CppTypeDefinition*)il2cpp::vm::GlobalMetadata::GetNestedTypes(enclosingTypeDef, &iter));)
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{
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const char* nestedTypeName = il2cpp::vm::GlobalMetadata::GetStringFromIndex(nextTypeDef->nameIndex);
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IL2CPP_ASSERT(nestedTypeName);
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if (!std::strcmp(name, nestedTypeName))
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{
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GetIl2CppTypeFromTypeDefinition(nextTypeDef, type);
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find = true;
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break;
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}
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}
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if (!find)
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{
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//std::string enclosingTypeName = GetKlassCStringFullName(&enClosingType);
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//TEMP_FORMAT(errMsg, "Image::ReadTypeFromResolutionScope ReadTypeFromResolutionScope.TYPEREF fail. type:%s.%s", enclosingTypeName.c_str(), name);
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//RaiseExecutionEngineException(errMsg);
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type = _defaultIl2CppType;
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break;
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}
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break;
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}
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default:
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{
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RaiseBadImageException("Image::ReadTypeFromResolutionScope invaild TableType");
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}
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}
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IL2CPP_ASSERT(type.data.typeHandle);
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}
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}
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}
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