IL2Cpp/Il2CppDumper
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实现ByReferenceType

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Perfare 2019-11-12 09:58:37 +08:00
parent 62a5740ad9
commit 0709f595f9
1 changed files with 39 additions and 4 deletions
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43
Il2CppDumper/DummyAssemblyCreator.cs
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@ -145,11 +145,10 @@ namespace Il2CppDumper
for (var i = typeDef.methodStart; i < methodEnd; ++i)
{
var methodDef = metadata.methodDefs[i];
var methodReturnType = il2cpp.types[methodDef.returnType];
var methodName = metadata.GetStringFromIndex(methodDef.nameIndex);
var methodDefinition = new MethodDefinition(methodName, (MethodAttributes)methodDef.flags, typeDefinition.Module.ImportReference(typeof(void)));
typeDefinition.Methods.Add(methodDefinition);
methodDefinition.ReturnType = GetTypeReference(methodDefinition, methodReturnType);
methodDefinition.ReturnType = GetTypeReference(methodDefinition, methodDef.returnType);
if (methodDefinition.HasBody && typeDefinition.BaseType?.FullName != "System.MulticastDelegate")
{
var ilprocessor = methodDefinition.Body.GetILProcessor();
@ -162,7 +161,7 @@ namespace Il2CppDumper
var parameterDef = metadata.parameterDefs[methodDef.parameterStart + j];
var parameterName = metadata.GetStringFromIndex(parameterDef.nameIndex);
var parameterType = il2cpp.types[parameterDef.typeIndex];
var parameterTypeRef = GetTypeReference(methodDefinition, parameterType);
var parameterTypeRef = GetTypeReference(methodDefinition, parameterDef.typeIndex);
var parameterDefinition = new ParameterDefinition(parameterName, (ParameterAttributes)parameterType.attrs, parameterTypeRef);
methodDefinition.Parameters.Add(parameterDefinition);
//ParameterDefault
@ -344,6 +343,42 @@ namespace Il2CppDumper
}
}
private TypeReference GetTypeReference(MemberReference memberReference, int typeIndex)
{
var il2CppType = il2cpp.types[typeIndex];
var typeReference = GetTypeReference(memberReference, il2CppType);
switch (il2CppType.type)
{
case Il2CppTypeEnum.IL2CPP_TYPE_BOOLEAN:
case Il2CppTypeEnum.IL2CPP_TYPE_CHAR:
case Il2CppTypeEnum.IL2CPP_TYPE_I1:
case Il2CppTypeEnum.IL2CPP_TYPE_U1:
case Il2CppTypeEnum.IL2CPP_TYPE_I2:
case Il2CppTypeEnum.IL2CPP_TYPE_U2:
case Il2CppTypeEnum.IL2CPP_TYPE_I4:
case Il2CppTypeEnum.IL2CPP_TYPE_U4:
case Il2CppTypeEnum.IL2CPP_TYPE_I8:
case Il2CppTypeEnum.IL2CPP_TYPE_U8:
case Il2CppTypeEnum.IL2CPP_TYPE_R4:
case Il2CppTypeEnum.IL2CPP_TYPE_R8:
case Il2CppTypeEnum.IL2CPP_TYPE_VALUETYPE:
case Il2CppTypeEnum.IL2CPP_TYPE_I:
case Il2CppTypeEnum.IL2CPP_TYPE_U:
case Il2CppTypeEnum.IL2CPP_TYPE_TYPEDBYREF:
var typeDef = metadata.typeDefs[il2CppType.data.klassIndex];
if (typeDef.byrefTypeIndex == typeIndex)
{
return new ByReferenceType(typeReference);
}
else
{
return typeReference;
}
default:
return typeReference;
}
}
private TypeReference GetTypeReference(MemberReference memberReference, Il2CppType il2CppType)
{
var moduleDefinition = memberReference.Module;
@ -457,7 +492,7 @@ namespace Il2CppDumper
return new PointerType(GetTypeReference(memberReference, oriType));
}
default:
return moduleDefinition.ImportReference(typeof(object));
throw new ArgumentOutOfRangeException();
}
}