Custom Object Construction

Author: Matt-Hurd

Python/test.py

@@ -1,12 +1,19 @@
 import bl2sdk
 
-def process_hook(caller, stack, result, function):
-	code = stack.Code
-	OfferingId = stack.popFString()
-	print("{} {}".format(OfferingId.Count, OfferingId.Max))
-	stack.Code = code
-	return True
+# def process_hook(caller, stack, result, function):
+# 	code = stack.Code
+# 	OfferingId = stack.popFString()
+# 	print("{} {}".format(OfferingId.Count, OfferingId.Max))
+# 	stack.Code = code
+# 	return True
 
 
-bl2sdk.RemoveScriptHook("Function WillowGame.MarketplaceGFxMovie.CreateContentItem", "Cheeky")
-bl2sdk.RegisterScriptHook("Function WillowGame.MarketplaceGFxMovie.CreateContentItem", "Cheeky", process_hook)
+# bl2sdk.RemoveScriptHook("Function WillowGame.MarketplaceGFxMovie.CreateContentItem", "Cheeky")
+# bl2sdk.RegisterScriptHook("Function WillowGame.MarketplaceGFxMovie.CreateContentItem", "Cheeky", process_hook)
+
+for x in bl2sdk.UObject.FindObjectsContaining("Class "):
+	if not (x.bCooked):
+		print(x.GetFullName())
+
+# x = bl2sdk.ConstructObject(bl2sdk.UObject.StaticClass())
+# print(x)

bl2-sdk/BL2-SDK.cpp

@@ -371,7 +371,7 @@ namespace BL2SDK
 
 	void initialize(wchar_t * exeBaseFolder)
 	{
-		//HookAntiDebug();
+		HookAntiDebug();
 		GameHooks::Initialize();
 		hookGame();
 		//InitializePackageFix();
@@ -408,6 +408,16 @@ namespace BL2SDK
 		SetIsLoadingUDKPackage(false);
 	};
 
+	UObject *ConstructObject(UClass* Class, UObject* InOuter, FName Name, unsigned int SetFlags, unsigned int InternalSetFlags, UObject* inTemplate, FOutputDevice *Error, void* InstanceGraph, int bAssumeTemplateIsArchetype)
+	{
+		if (!Error) {
+			Error = new FOutputDevice();
+			Error->VfTable = (void *)calloc(2, sizeof(void *));
+			((void **)Error->VfTable)[1] = (void *)&Logging::LogW;
+		}
+		return BL2SDK::pStaticConstructObject(Class, InOuter, Name, SetFlags, InternalSetFlags, inTemplate, Error, InstanceGraph, bAssumeTemplateIsArchetype);
+	};
+
 	UObject *GetEngine()
 	{
 		if (!engine)

bl2-sdk/BL2-SDK.h

@@ -24,7 +24,8 @@ namespace BL2SDK
 	typedef int (tUnrealEH)(unsigned int, struct _EXCEPTION_POINTERS*);
 	typedef void(__thiscall *tCallFunction) (UObject*, FFrame&, void* const, UFunction*);
 	typedef void(__thiscall *tFrameStep) (FFrame*, UObject*, void* const);
-	typedef UObject* (*tStaticConstructObject) (UClass* inClass, UObject* outer, FName name, unsigned int flags, UObject* inTemplate, FOutputDevice* error, UObject* root, void* unk);
+	// http://api.unrealengine.com/INT/API/Runtime/CoreUObject/UObject/StaticConstructObject_Internal/index.html
+	typedef UObject* (*tStaticConstructObject) (UClass* Class, UObject* InOuter, FName name, unsigned int SetFlags, unsigned int InternalSetFlags, UObject* InTemplate, FOutputDevice* Error, void* InstanceGraph, int bAssumeTemplateIsArchetype);
 	typedef UPackage* (*tLoadPackage) (UPackage* outer, const wchar_t* filename, DWORD flags);
 	typedef FArchive& (__thiscall *tByteOrderSerialize) (FArchive* Ar, void* V, int Length);
 
@@ -49,6 +50,7 @@ namespace BL2SDK
 	void initialize(wchar_t * exeBaseFolder/*LauncherStruct* args*/);
 	void cleanup();
 	void LoadPackage(const char* filename, DWORD flags = 0, bool force = false);
+	UObject			*ConstructObject(UClass* Class, UObject* InOuter, FName Name, unsigned int SetFlags, unsigned int InternalSetFlags, UObject* inTemplate, FOutputDevice *Error, void* InstanceGraph, int bAssumeTemplateIsArchetype);
 	UObject			*GetEngine();
 }
 

bl2-sdk/CPythonInterface.cpp

@@ -82,6 +82,7 @@ PYBIND11_EMBEDDED_MODULE(bl2sdk, m)
 	Export_pystes_TArray(m);
 	m.def("Log", [](std::string in) { Logging::Log(in.c_str(), in.length()); });
 	m.def("LoadPackage", &BL2SDK::LoadPackage);
+	m.def("ConstructObject", &BL2SDK::ConstructObject, "Construct Objects", py::arg("Class"), py::arg("InOuter") = BL2SDK::GetEngine()->Outer, py::arg("Name") = FName(), py::arg("SetFlags") = 0x201, py::arg("InternalSetFlags") = 0x00, py::arg("Template") = (UObject*)nullptr, py::arg("Error") = (FOutputDevice *)nullptr, py::arg("InstanceGraph") = (void*)nullptr, py::arg("bAssumeTemplateIsArchetype") = (int)0, py::return_value_policy::reference);
 	m.def("RegisterEngineHook", &RegisterEngineHook);
 	m.def("GetEngine", &BL2SDK::GetEngine, py::return_value_policy::reference);
 	m.def("RegisterScriptHook", &RegisterScriptHook);

bl2-sdk/Core_classes.h

@@ -1981,7 +1981,14 @@ class UPackage : public UObject
 class UClass : public UState
 {
 public:
-	unsigned char                                      UnknownData00[0x100];                           		// 0x00D0 (0x0100) MISSED OFFSET
+	unsigned long		bCooked : 1;
+	FPointer			ClassAddReferencedObjects;
+	unsigned long		ClassCastFlags;
+	FName				ClassConfigName;
+	FPointer			ClassConstructor;
+	UObject				*ClassDefaultObject;
+	unsigned int		ClassFlags;
+	unsigned char       UnknownData00[0xD8];                           		// 0x00D0 (0x0100) MISSED OFFSET
 
 private:
 	static UClass* pClassPointer;

bl2-sdk/Logging.cpp

@@ -60,6 +60,13 @@ namespace Logging
 		}
 	}
 
+	void LogW(wchar_t *formatted, signed int length)
+	{
+		char *output = (char *)calloc(length + 1, sizeof(char));
+		wcstombs(output, formatted, length);
+		Log(output, 0);
+	}
+
 	void LogPy(const char* formatted)
 	{
 		Log(formatted, 0);

bl2-sdk/Logging.h

@@ -7,6 +7,7 @@
 namespace Logging
 {
 	void Log(const char* formatted, int length = 0);
+	void LogW(wchar_t *, int);
 	void LogPy(const char* formatted);
 	void LogF(const char *szFmt, ...);
 	void InitializeExtern();

bl2-sdk/TypeMap.h

@@ -873,7 +873,9 @@ static std::map<std::string, const std::type_info *> uobject_type_map{
 	{"ChunkedList_Mirror", &typeid(FChunkedList_Mirror)},
 	{"ClanMaterialData", &typeid(FClanMaterialData)},
 	{"ClanSwitchData", &typeid(FClanSwitchData)},
+#endif
 	{"Class", &typeid(UClass)},
+#ifndef _DEBUG
 	{"ClassDropWeightValueResolver", &typeid(UClassDropWeightValueResolver)},
 	{"ClassModBalanceDefinition", &typeid(UClassModBalanceDefinition)},
 	{"ClassModDefinition", &typeid(UClassModDefinition)},

bl2-sdk/gamedefines.h

@@ -69,7 +69,10 @@ struct FName
 	int Number;
 
 public:
-	FName() {};
+	FName() {
+		Index = 0;
+		Number = 0;
+	};
 
 public:
 	FName(const std::string& FindName)

bl2-sdk/pydefs/Core_classes.cpp

@@ -562,7 +562,9 @@ void Export_pystes_Core_classes(py::module &m)
 		.def_static("StaticClass", &UPackage::StaticClass, py::return_value_policy::reference)
 		;
 	py::class_< UClass, UState >(m, "UClass")
+		.def_property("bCooked", [](UClass &self) {return self.bCooked; }, [](UClass &self, bool value) {self.bCooked = value ? 1 : 0; })
 		.def_static("StaticClass", &UClass::StaticClass, py::return_value_policy::reference)
+		.def_readwrite("ClassFlags", &UClass::ClassFlags)
 		;
 
 }