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Switch to dynamic offsets for SDK.
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@Lyall
Lyall committed Aug 29, 2024
1 parent c37e059 commit 80e9b82
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Showing 3 changed files with 83 additions and 43 deletions.
12 changes: 6 additions & 6 deletions src/SDK/Basic.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -31,12 +31,12 @@ using namespace UC;
*/
namespace Offsets
{
constexpr int32 GObjects = 0x043F9320;
constexpr int32 AppendString = 0x00EBA200;
constexpr int32 GNames = 0x043BCFC0;
constexpr int32 GWorld = 0x0453D030;
constexpr int32 ProcessEvent = 0x010B2340;
constexpr int32 ProcessEventIdx = 0x00000044;
inline int32 GObjects = 0x0; // 0x043F9320;
inline int32 AppendString = 0x0; // 0x00EBA200;
inline int32 GNames = 0x0; // 0x043BCFC0;
inline int32 GWorld = 0x0; // 0x0453D030;
inline int32 ProcessEvent = 0x0; // 0x010B2340;
inline int32 ProcessEventIdx = 0x00000044;
}

namespace InSDKUtils
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2 changes: 1 addition & 1 deletion src/SDK/Engine_functions.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -77714,7 +77714,7 @@ void UKismetGuidLibrary::Parse_StringToGuid(const class FString& GuidString, str

class UWorld* UWorld::GetWorld()
{
if constexpr (Offsets::GWorld != 0)
if (Offsets::GWorld != 0)
return *reinterpret_cast<UWorld**>(InSDKUtils::GetImageBase() + Offsets::GWorld);

if (UEngine* Engine = UEngine::GetEngine())
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112 changes: 76 additions & 36 deletions src/dllmain.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@ HMODULE baseModule = GetModuleHandle(NULL);

// Version
std::string sFixName = "SMTVFix";
std::string sFixVer = "0.9.4";
std::string sFixVer = "0.9.5";
std::string sLogFile = sFixName + ".log";

// Logger
Expand Down Expand Up @@ -336,6 +336,43 @@ void ReadConfig()
CalculateAspectRatio();
}

void UpdateOffsets()
{
// GObjects
uint8_t* GObjectsScanResult = Memory::PatternScan(baseModule, "48 8B ?? ?? ?? ?? ?? 48 8B ?? ?? 48 8D ?? ?? EB ?? 33 ?? 8B ?? ?? C1 ??");
if (GObjectsScanResult) {
spdlog::info("Offsets: GObjects: Address is {:s}+{:x}", sExeName.c_str(), (uintptr_t)GObjectsScanResult - (uintptr_t)baseModule);
uintptr_t GObjectsAddr = Memory::GetAbsolute((uintptr_t)GObjectsScanResult + 0x3);
SDK::Offsets::GObjects = (uintptr_t)GObjectsAddr - (uintptr_t)baseModule;
spdlog::info("Offsets: GObjects: Offset: {:x}", SDK::Offsets::GObjects);
}
else if (!GObjectsScanResult) {
spdlog::error("Offsets: GObjects: Pattern scan failed.");
}

// AppendString
uint8_t* AppendStringScanResult = Memory::PatternScan(baseModule, "48 89 ?? ?? ?? 48 89 ?? ?? ?? 57 48 83 ?? ?? 8B ?? 48 8B ?? 8B ?? 44 0F ?? ?? C1 ?? 10 48 8B ?? 80 3D ?? ?? ?? ?? 00 89 ?? ?? ?? 44 89 ?? ?? ?? 74 ?? 4C 8D ?? ?? ?? ?? ?? EB ?? 48 8D ?? ?? ?? ?? ?? E8 ?? ?? ?? ?? 4C ?? ?? C6 ?? ?? ?? ?? ?? 01 48 8B ?? ?? ?? 48 8B ?? 48 ?? ?? ?? 8D ?? ?? 49 ?? ?? ?? ?? E8 ?? ?? ?? ?? 83 ?? ?? 00");
if (AppendStringScanResult) {
spdlog::info("Offsets: AppendString: Address is {:s}+{:x}", sExeName.c_str(), (uintptr_t)AppendStringScanResult - (uintptr_t)baseModule);
SDK::Offsets::AppendString = (uintptr_t)AppendStringScanResult - (uintptr_t)baseModule;
spdlog::info("Offsets: AppendString: Offset: {:x}", SDK::Offsets::AppendString);
}
else if (!AppendStringScanResult) {
spdlog::error("Offsets: AppendString: Pattern scan failed.");
}

// ProcessEvent
uint8_t* ProcessEventScanResult = Memory::PatternScan(baseModule, "40 ?? 56 57 41 ?? 41 ?? 41 ?? 41 ?? 48 81 ?? ?? ?? ?? ?? 48 8D ?? ?? ?? 48 89 ?? ?? ?? ?? ?? 48 8B ?? ?? ?? ?? ?? 48 33 ?? 48 89 ?? ?? ?? ?? ?? 8B ?? ?? 45 33 ??");
if (ProcessEventScanResult) {
spdlog::info("Offsets: ProcessEvent: Address is {:s}+{:x}", sExeName.c_str(), (uintptr_t)ProcessEventScanResult - (uintptr_t)baseModule);
SDK::Offsets::ProcessEvent = (uintptr_t)ProcessEventScanResult - (uintptr_t)baseModule;
spdlog::info("Offsets: ProcessEvent: Offset: {:x}", SDK::Offsets::ProcessEvent);
}
else if (!ProcessEventScanResult) {
spdlog::error("Offsets: ProcessEvent: Pattern scan failed.");
}
}

void GetCVARs()
{
// Get console objects
Expand Down Expand Up @@ -1012,53 +1049,55 @@ void EnableConsole()
{
if (bEnableConsole)
{
// Get GEngine
SDK::UEngine* engine = nullptr;
if (SDK::Offsets::GObjects && SDK::Offsets::AppendString) {
// Get GEngine
SDK::UEngine* engine = nullptr;

int i = 0;
while (i < 100) { // 10s
engine = SDK::UEngine::GetEngine();
int i = 0;
while (i < 100) { // 10s
engine = SDK::UEngine::GetEngine();

if (engine) {
if (engine->ConsoleClass && engine->GameViewport) {
break;
if (engine) {
if (engine->ConsoleClass && engine->GameViewport) {
break;
}
}
}

std::this_thread::sleep_for(std::chrono::milliseconds(100));
i++;
}
std::this_thread::sleep_for(std::chrono::milliseconds(100));
i++;
}

if (i == 100) {
spdlog::error("Construct Console: Failed to find GEngine address after 10 seconds.");
return;
}
if (i == 100) {
spdlog::error("Construct Console: Failed to find GEngine address after 10 seconds.");
return;
}

spdlog::info("Construct Console: GEngine address = {:x}", (uintptr_t)engine);
spdlog::info("Construct Console: GEngine address = {:x}", (uintptr_t)engine);

// Construct console
if (engine->ConsoleClass && engine->GameViewport) {
SDK::UObject* NewObject = SDK::UGameplayStatics::SpawnObject(engine->ConsoleClass, engine->GameViewport);
if (NewObject) {
engine->GameViewport->ViewportConsole = static_cast<SDK::UConsole*>(NewObject);
spdlog::info("Construct Console: Console object constructed.");
// Construct console
if (engine->ConsoleClass && engine->GameViewport) {
SDK::UObject* NewObject = SDK::UGameplayStatics::SpawnObject(engine->ConsoleClass, engine->GameViewport);
if (NewObject) {
engine->GameViewport->ViewportConsole = static_cast<SDK::UConsole*>(NewObject);
spdlog::info("Construct Console: Console object constructed.");
}
else {
spdlog::error("Construct Console: Failed to construct console object.");
return;
}
}
else {
spdlog::error("Construct Console: Failed to construct console object.");
spdlog::error("Construct Console: Failed to construct console object - ConsoleClass or GameViewport is null.");
return;
}
}
else {
spdlog::error("Construct Console: Failed to construct console object - ConsoleClass or GameViewport is null.");
return;
}

// Log console key
if (SDK::UInputSettings::GetInputSettings()->ConsoleKeys && SDK::UInputSettings::GetInputSettings()->ConsoleKeys.Num() > 0) {
spdlog::info("Construct Console: Console enabled - access it using key: {}.", SDK::UInputSettings::GetInputSettings()->ConsoleKeys[0].KeyName.ToString());
}
else {
spdlog::error("Console enabled but no console key is bound.\nAdd this to %LOCALAPPDATA%\\SMT5V\\Saved\\Config\\WindowsNoEditor\\Input.ini -\n[/Script/Engine.InputSettings]\nConsoleKeys = Tilde");
// Log console key
if (SDK::UInputSettings::GetInputSettings()->ConsoleKeys && SDK::UInputSettings::GetInputSettings()->ConsoleKeys.Num() > 0) {
spdlog::info("Construct Console: Console enabled - access it using key: {}.", SDK::UInputSettings::GetInputSettings()->ConsoleKeys[0].KeyName.ToString());
}
else {
spdlog::error("Console enabled but no console key is bound.\nAdd this to %LOCALAPPDATA%\\SMT5V\\Saved\\Config\\WindowsNoEditor\\Input.ini -\n[/Script/Engine.InputSettings]\nConsoleKeys = Tilde");
}
}
}
}
Expand Down Expand Up @@ -1186,6 +1225,7 @@ DWORD __stdcall Main(void*)
{
Logging();
ReadConfig();
UpdateOffsets();
CurrentResolution();
GetCVARs();
IntroSkip();
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