IL2Cpp/Il2CppDumper
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Add token attributes to dummy dll (#334)

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Co-authored-by: Perfare <hjyqwert@126.com>
This commit is contained in:
Nikolay Kuznetsov 2020-07-31 03:13:55 +02:00 • committed by GitHub
parent 858f2490de
commit a9e3b127a1
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 29 additions and 0 deletions
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25
Il2CppDumper/Utils/DummyAssemblyGenerator.cs
View file

@ -32,6 +32,7 @@ namespace Il2CppDumper
var fieldOffsetAttribute = il2CppDummyDll.MainModule.Types.First(x => x.Name == "FieldOffsetAttribute").Methods[0];
attributeAttribute = il2CppDummyDll.MainModule.Types.First(x => x.Name == "AttributeAttribute").Methods[0];
var metadataOffsetAttribute = il2CppDummyDll.MainModule.Types.First(x => x.Name == "MetadataOffsetAttribute").Methods[0];
var tokenAttribute = il2CppDummyDll.MainModule.Types.First(x => x.Name == "TokenAttribute").Methods[0];
stringType = il2CppDummyDll.MainModule.TypeSystem.String;
var resolver = new MyAssemblyResolver();
@ -91,6 +92,11 @@ namespace Il2CppDumper
{
var typeDef = metadata.typeDefs[index];
var typeDefinition = typeDefinitionDic[index];
var customAttribute = new CustomAttribute(typeDefinition.Module.ImportReference(tokenAttribute));
customAttribute.Fields.Add(new CustomAttributeNamedArgument("Token", new CustomAttributeArgument(stringType, $"0x{typeDef.token:X}")));
typeDefinition.CustomAttributes.Add(customAttribute);
//genericParameter
if (typeDef.genericContainerIndex >= 0)
{
@ -102,6 +108,7 @@ namespace Il2CppDumper
typeDefinition.GenericParameters.Add(genericParameter);
}
}
//parent
if (typeDef.parentIndex >= 0)
{
@ -138,6 +145,11 @@ namespace Il2CppDumper
var fieldDefinition = new FieldDefinition(fieldName, (FieldAttributes)fieldType.attrs, fieldTypeRef);
typeDefinition.Fields.Add(fieldDefinition);
fieldDefinitionDic.Add(i, fieldDefinition);
var customTokenAttribute = new CustomAttribute(typeDefinition.Module.ImportReference(tokenAttribute));
customTokenAttribute.Fields.Add(new CustomAttributeNamedArgument("Token", new CustomAttributeArgument(stringType, $"0x{fieldDef.token:X}")));
fieldDefinition.CustomAttributes.Add(customTokenAttribute);
//fieldDefault
if (metadata.GetFieldDefaultValueFromIndex(i, out var fieldDefault) && fieldDefault.dataIndex != -1)
{
@ -189,6 +201,11 @@ namespace Il2CppDumper
var methodReturnType = il2Cpp.types[methodDef.returnType];
var returnType = GetTypeReferenceWithByRef(methodDefinition, methodReturnType);
methodDefinition.ReturnType = returnType;
var customTokenAttribute = new CustomAttribute(typeDefinition.Module.ImportReference(tokenAttribute));
customTokenAttribute.Fields.Add(new CustomAttributeNamedArgument("Token", new CustomAttributeArgument(stringType, $"0x{methodDef.token:X}")));
methodDefinition.CustomAttributes.Add(customTokenAttribute);
if (methodDefinition.HasBody && typeDefinition.BaseType?.FullName != "System.MulticastDelegate")
{
var ilprocessor = methodDefinition.Body.GetILProcessor();
@ -285,6 +302,10 @@ namespace Il2CppDumper
};
typeDefinition.Properties.Add(propertyDefinition);
propertyDefinitionDic.Add(i, propertyDefinition);
var customTokenAttribute = new CustomAttribute(typeDefinition.Module.ImportReference(tokenAttribute));
customTokenAttribute.Fields.Add(new CustomAttributeNamedArgument("Token", new CustomAttributeArgument(stringType, $"0x{propertyDef.token:X}")));
propertyDefinition.CustomAttributes.Add(customTokenAttribute);
}
//event
var eventEnd = typeDef.eventStart + typeDef.event_count;
@ -303,6 +324,10 @@ namespace Il2CppDumper
eventDefinition.InvokeMethod = methodDefinitionDic[typeDef.methodStart + eventDef.raise];
typeDefinition.Events.Add(eventDefinition);
eventDefinitionDic.Add(i, eventDefinition);
var customTokenAttribute = new CustomAttribute(typeDefinition.Module.ImportReference(tokenAttribute));
customTokenAttribute.Fields.Add(new CustomAttributeNamedArgument("Token", new CustomAttributeArgument(stringType, $"0x{eventDef.token:X}")));
eventDefinition.CustomAttributes.Add(customTokenAttribute);
}
}
}

4
Il2CppDumper/Utils/Il2CppDummyDll.cs
View file

@ -48,6 +48,10 @@ namespace Il2CppDumper
metadataOffsetAttribute.Fields.Add(new FieldDefinition("Offset", FieldAttributes.Public, stringTypeReference));
types.Add(metadataOffsetAttribute);
CreateDefaultConstructor(metadataOffsetAttribute);
var tokenAttribute = new TypeDefinition(namespaceName, "TokenAttribute", (TypeAttributes)0x100001, attributeTypeReference);
tokenAttribute.Fields.Add(new FieldDefinition("Token", FieldAttributes.Public, stringTypeReference));
types.Add(tokenAttribute);
CreateDefaultConstructor(tokenAttribute);
return assemblyDefinition;
}