nsyshid: Libusb SetProtocol and SetReport

src/Cafe/CMakeLists.txt

@@ -457,10 +457,14 @@ add_library(CemuCafe
   OS/libs/nsyshid/AttachDefaultBackends.cpp
   OS/libs/nsyshid/Whitelist.cpp
   OS/libs/nsyshid/Whitelist.h
+  OS/libs/nsyshid/BackendEmulated.cpp
+  OS/libs/nsyshid/BackendEmulated.h
   OS/libs/nsyshid/BackendLibusb.cpp
   OS/libs/nsyshid/BackendLibusb.h
   OS/libs/nsyshid/BackendWindowsHID.cpp
   OS/libs/nsyshid/BackendWindowsHID.h
+  OS/libs/nsyshid/Skylander.cpp
+  OS/libs/nsyshid/Skylander.h
   OS/libs/nsyskbd/nsyskbd.cpp
   OS/libs/nsyskbd/nsyskbd.h
   OS/libs/nsysnet/nsysnet.cpp

src/Cafe/OS/libs/nsyshid/AttachDefaultBackends.cpp

@@ -1,5 +1,6 @@
 #include "nsyshid.h"
 #include "Backend.h"
+#include "BackendEmulated.h"
 
 #if NSYSHID_ENABLE_BACKEND_LIBUSB
 
@@ -37,5 +38,13 @@ namespace nsyshid::backend
 			}
 		}
 #endif // NSYSHID_ENABLE_BACKEND_WINDOWS_HID
+	   // add emulated backend
+		{
+			auto backendEmulated = std::make_shared<backend::emulated::BackendEmulated>();
+			if (backendEmulated->IsInitialisedOk())
+			{
+				AttachBackend(backendEmulated);
+			}
+		}
 	}
 } // namespace nsyshid::backend

src/Cafe/OS/libs/nsyshid/Backend.h

@@ -23,6 +23,55 @@ namespace nsyshid
 		/* +0x12 */ uint16be maxPacketSizeTX;
 	} HID_t;
 
+	struct TransferCommand
+	{
+		uint8* data;
+		sint32 length;
+
+		TransferCommand(uint8* data, sint32 length)
+			: data(data), length(length)
+		{
+		}
+		virtual ~TransferCommand() = default;
+	};
+
+	struct ReadMessage final : TransferCommand
+	{
+		sint32 bytesRead;
+
+		ReadMessage(uint8* data, sint32 length, sint32 bytesRead)
+			: bytesRead(bytesRead), TransferCommand(data, length)
+		{
+		}
+		using TransferCommand::TransferCommand;
+	};
+
+	struct WriteMessage final : TransferCommand
+	{
+		sint32 bytesWritten;
+
+		WriteMessage(uint8* data, sint32 length, sint32 bytesWritten)
+			: bytesWritten(bytesWritten), TransferCommand(data, length)
+		{
+		}
+		using TransferCommand::TransferCommand;
+	};
+
+	struct ReportMessage final : TransferCommand
+	{
+		uint8* reportData;
+		sint32 length;
+		uint8* originalData;
+		sint32 originalLength;
+
+		ReportMessage(uint8* reportData, sint32 length, uint8* originalData, sint32 originalLength)
+			: reportData(reportData), length(length), originalData(originalData),
+			  originalLength(originalLength), TransferCommand(reportData, length)
+		{
+		}
+		using TransferCommand::TransferCommand;
+	};
+
 	static_assert(offsetof(HID_t, vendorId) == 0x8, "");
 	static_assert(offsetof(HID_t, productId) == 0xA, "");
 	static_assert(offsetof(HID_t, ifIndex) == 0xC, "");
@@ -69,7 +118,7 @@ namespace nsyshid
 			ErrorTimeout,
 		};
 
-		virtual ReadResult Read(uint8* data, sint32 length, sint32& bytesRead) = 0;
+		virtual ReadResult Read(ReadMessage* message) = 0;
 
 		enum class WriteResult
 		{
@@ -78,7 +127,7 @@ namespace nsyshid
 			ErrorTimeout,
 		};
 
-		virtual WriteResult Write(uint8* data, sint32 length, sint32& bytesWritten) = 0;
+		virtual WriteResult Write(WriteMessage* message) = 0;
 
 		virtual bool GetDescriptor(uint8 descType,
 								   uint8 descIndex,
@@ -86,9 +135,9 @@ namespace nsyshid
 								   uint8* output,
 								   uint32 outputMaxLength) = 0;
 
-		virtual bool SetProtocol(uint32 ifIndef, uint32 protocol) = 0;
+		virtual bool SetProtocol(uint8 ifIndef, uint8 protocol) = 0;
 
-		virtual bool SetReport(uint8* reportData, sint32 length, uint8* originalData, sint32 originalLength) = 0;
+		virtual bool SetReport(ReportMessage* message) = 0;
 	};
 
 	class Backend {
@@ -121,6 +170,8 @@ namespace nsyshid
 
 		std::shared_ptr<Device> FindDevice(std::function<bool(const std::shared_ptr<Device>&)> isWantedDevice);
 
+		bool FindDeviceById(uint16 vendorId, uint16 productId);
+
 		bool IsDeviceWhitelisted(uint16 vendorId, uint16 productId);
 
 		// called from OnAttach() - attach devices that your backend can see here

src/Cafe/OS/libs/nsyshid/BackendEmulated.cpp

@@ -0,0 +1,29 @@
+#include "BackendEmulated.h"
+#include "Skylander.h"
+#include "config/CemuConfig.h"
+
+namespace nsyshid::backend::emulated
+{
+	BackendEmulated::BackendEmulated()
+	{
+		cemuLog_logDebug(LogType::Force, "nsyshid::BackendEmulated: emulated backend initialised");
+	}
+
+	BackendEmulated::~BackendEmulated() = default;
+
+	bool BackendEmulated::IsInitialisedOk()
+	{
+		return true;
+	}
+
+	void BackendEmulated::AttachVisibleDevices()
+	{
+		if (GetConfig().emulated_usb_devices.emulate_skylander_portal && !FindDeviceById(0x1430, 0x0150))
+		{
+			cemuLog_logDebug(LogType::Force, "Attaching Emulated Portal");
+			// Add Skylander Portal
+			auto device = std::make_shared<SkylanderPortalDevice>();
+			AttachDevice(device);
+		}
+	}
+} // namespace nsyshid::backend::emulated

src/Cafe/OS/libs/nsyshid/BackendEmulated.h

@@ -0,0 +1,16 @@
+#include "nsyshid.h"
+#include "Backend.h"
+
+namespace nsyshid::backend::emulated
+{
+	class BackendEmulated : public nsyshid::Backend {
+	  public:
+		BackendEmulated();
+		~BackendEmulated();
+
+		bool IsInitialisedOk() override;
+
+	  protected:
+		void AttachVisibleDevices() override;
+	};
+} // namespace nsyshid::backend::emulated

src/Cafe/OS/libs/nsyshid/BackendLibusb.cpp

@@ -230,6 +230,17 @@ namespace nsyshid::backend::libusb
 		return nullptr;
 	}
 
+	std::pair<int, ConfigDescriptor> MakeConfigDescriptor(libusb_device* device, uint8 config_num)
+	{
+		libusb_config_descriptor* descriptor = nullptr;
+		const int ret = libusb_get_config_descriptor(device, config_num, &descriptor);
+		if (ret == LIBUSB_SUCCESS)
+			return {ret, ConfigDescriptor{descriptor, libusb_free_config_descriptor}};
+
+		return {ret, ConfigDescriptor{nullptr, [](auto) {
+									  }}};
+	}
+
 	std::shared_ptr<Device> BackendLibusb::CheckAndCreateDevice(libusb_device* dev)
 	{
 		struct libusb_device_descriptor desc;
@@ -241,6 +252,17 @@ namespace nsyshid::backend::libusb
 						ret);
 			return nullptr;
 		}
+		std::vector<ConfigDescriptor> config_descriptors{};
+		for (uint8 i = 0; i < desc.bNumConfigurations; ++i)
+		{
+			auto [ret, config_descriptor] = MakeConfigDescriptor(dev, i);
+			if (ret != LIBUSB_SUCCESS || !config_descriptor)
+			{
+				cemuLog_log(LogType::Force, "Failed to make config descriptor {} for {:04x}:{:04x}: {}",
+							i, desc.idVendor, desc.idProduct, libusb_error_name(ret));
+			}
+			config_descriptors.emplace_back(std::move(config_descriptor));
+		}
 		if (desc.idVendor == 0x0e6f && desc.idProduct == 0x0241)
 		{
 			cemuLog_logDebug(LogType::Force,
@@ -253,7 +275,8 @@ namespace nsyshid::backend::libusb
 													 2,
 													 0,
 													 libusb_get_bus_number(dev),
-													 libusb_get_device_address(dev));
+													 libusb_get_device_address(dev),
+													 std::move(config_descriptors));
 		// figure out device endpoints
 		if (!FindDefaultDeviceEndpoints(dev,
 										device->m_libusbHasEndpointIn,
@@ -335,7 +358,8 @@ namespace nsyshid::backend::libusb
 							   uint8 interfaceSubClass,
 							   uint8 protocol,
 							   uint8 libusbBusNumber,
-							   uint8 libusbDeviceAddress)
+							   uint8 libusbDeviceAddress,
+							   std::vector<ConfigDescriptor> configs)
 		: Device(vendorId,
 				 productId,
 				 interfaceIndex,
@@ -351,6 +375,7 @@ namespace nsyshid::backend::libusb
 		  m_libusbHasEndpointOut(false),
 		  m_libusbEndpointOut(0)
 	{
+		m_config_descriptors = std::move(configs);
 	}
 
 	DeviceLibusb::~DeviceLibusb()
@@ -418,20 +443,8 @@ namespace nsyshid::backend::libusb
 				}
 				this->m_handleInUseCounter = 0;
 			}
-			if (libusb_kernel_driver_active(this->m_libusbHandle, 0) == 1)
 			{
-				cemuLog_logDebug(LogType::Force, "nsyshid::DeviceLibusb::open(): kernel driver active");
-				if (libusb_detach_kernel_driver(this->m_libusbHandle, 0) == 0)
-				{
-					cemuLog_logDebug(LogType::Force, "nsyshid::DeviceLibusb::open(): kernel driver detached");
-				}
-				else
-				{
-					cemuLog_logDebug(LogType::Force, "nsyshid::DeviceLibusb::open(): failed to detach kernel driver");
-				}
-			}
-			{
-				int ret = libusb_claim_interface(this->m_libusbHandle, 0);
+				int ret = ClaimAllInterfaces(0);
 				if (ret != 0)
 				{
 					cemuLog_logDebug(LogType::Force, "nsyshid::DeviceLibusb::open(): cannot claim interface");
@@ -471,7 +484,7 @@ namespace nsyshid::backend::libusb
 		return m_libusbHandle != nullptr && m_handleInUseCounter >= 0;
 	}
 
-	Device::ReadResult DeviceLibusb::Read(uint8* data, sint32 length, sint32& bytesRead)
+	Device::ReadResult DeviceLibusb::Read(ReadMessage* message)
 	{
 		auto handleLock = AquireHandleLock();
 		if (!handleLock->IsValid())
@@ -488,8 +501,8 @@ namespace nsyshid::backend::libusb
 		{
 			ret = libusb_bulk_transfer(handleLock->GetHandle(),
 									   this->m_libusbEndpointIn,
-									   data,
-									   length,
+									   message->data,
+									   message->length,
 									   &actualLength,
 									   timeout);
 		}
@@ -500,8 +513,8 @@ namespace nsyshid::backend::libusb
 			// success
 			cemuLog_logDebug(LogType::Force, "nsyshid::DeviceLibusb::read(): read {} of {} bytes",
 							 actualLength,
-							 length);
-			bytesRead = actualLength;
+							 message->length);
+			message->bytesRead = actualLength;
 			return ReadResult::Success;
 		}
 		cemuLog_logDebug(LogType::Force,
@@ -510,7 +523,7 @@ namespace nsyshid::backend::libusb
 		return ReadResult::Error;
 	}
 
-	Device::WriteResult DeviceLibusb::Write(uint8* data, sint32 length, sint32& bytesWritten)
+	Device::WriteResult DeviceLibusb::Write(WriteMessage* message)
 	{
 		auto handleLock = AquireHandleLock();
 		if (!handleLock->IsValid())
@@ -520,23 +533,23 @@ namespace nsyshid::backend::libusb
 			return WriteResult::Error;
 		}
 
-		bytesWritten = 0;
+		message->bytesWritten = 0;
 		int actualLength = 0;
 		int ret = libusb_bulk_transfer(handleLock->GetHandle(),
 									   this->m_libusbEndpointOut,
-									   data,
-									   length,
+									   message->data,
+									   message->length,
 									   &actualLength,
 									   0);
 
 		if (ret == 0)
 		{
 			// success
-			bytesWritten = actualLength;
+			message->bytesWritten = actualLength;
 			cemuLog_logDebug(LogType::Force,
 							 "nsyshid::DeviceLibusb::write(): wrote {} of {} bytes",
-							 bytesWritten,
-							 length);
+							 message->bytesWritten,
+							 message->length);
 			return WriteResult::Success;
 		}
 		cemuLog_logDebug(LogType::Force,
@@ -685,7 +698,65 @@ namespace nsyshid::backend::libusb
 		return false;
 	}
 
-	bool DeviceLibusb::SetProtocol(uint32 ifIndex, uint32 protocol)
+	template<typename Configs, typename Function>
+	static int DoForEachInterface(const Configs& configs, uint8 config_num, Function action)
+	{
+		int ret = LIBUSB_ERROR_NOT_FOUND;
+		if (configs.size() <= config_num || !configs[config_num])
+			return ret;
+		for (uint8 i = 0; i < configs[config_num]->bNumInterfaces; ++i)
+		{
+			ret = action(i);
+			if (ret < LIBUSB_SUCCESS)
+				break;
+		}
+		return ret;
+	}
+
+	int DeviceLibusb::ClaimAllInterfaces(uint8 config_num)
+	{
+		const int ret = DoForEachInterface(m_config_descriptors, config_num, [this](uint8 i) {
+			if (libusb_kernel_driver_active(this->m_libusbHandle, i))
+			{
+				const int ret2 = libusb_detach_kernel_driver(this->m_libusbHandle, i);
+				if (ret2 < LIBUSB_SUCCESS && ret2 != LIBUSB_ERROR_NOT_FOUND &&
+					ret2 != LIBUSB_ERROR_NOT_SUPPORTED)
+				{
+					cemuLog_log(LogType::Force, "Failed to detach kernel driver {}", libusb_error_name(ret2));
+					return ret2;
+				}
+			}
+			return libusb_claim_interface(this->m_libusbHandle, i);
+		});
+		if (ret < LIBUSB_SUCCESS)
+		{
+			cemuLog_log(LogType::Force, "Failed to release all interfaces for config {}", config_num);
+		}
+		return ret;
+	}
+
+	int DeviceLibusb::ReleaseAllInterfaces(uint8 config_num)
+	{
+		const int ret = DoForEachInterface(m_config_descriptors, config_num, [this](uint8 i) {
+			return libusb_release_interface(AquireHandleLock()->GetHandle(), i);
+		});
+		if (ret < LIBUSB_SUCCESS && ret != LIBUSB_ERROR_NO_DEVICE && ret != LIBUSB_ERROR_NOT_FOUND)
+		{
+			cemuLog_log(LogType::Force, "Failed to release all interfaces for config {}", config_num);
+		}
+		return ret;
+	}
+
+	int DeviceLibusb::ReleaseAllInterfacesForCurrentConfig()
+	{
+		int config_num;
+		const int get_config_ret = libusb_get_configuration(AquireHandleLock()->GetHandle(), &config_num);
+		if (get_config_ret < LIBUSB_SUCCESS)
+			return get_config_ret;
+		return ReleaseAllInterfaces(config_num);
+	}
+
+	bool DeviceLibusb::SetProtocol(uint8 ifIndex, uint8 protocol)
 	{
 		auto handleLock = AquireHandleLock();
 		if (!handleLock->IsValid())
@@ -693,28 +764,21 @@ namespace nsyshid::backend::libusb
 			cemuLog_logDebug(LogType::Force, "nsyshid::DeviceLibusb::SetProtocol(): device is not opened");
 			return false;
 		}
+		if (m_interfaceIndex != ifIndex)
+			m_interfaceIndex = ifIndex;
 
-		// ToDo: implement this
-#if 0
-		// is this correct? Discarding "ifIndex" seems like a bad idea
-		int ret = libusb_set_configuration(handleLock->getHandle(), protocol);
-		if (ret == 0) {
-			cemuLog_logDebug(LogType::Force,
-							 "nsyshid::DeviceLibusb::setProtocol(): success");
+		ReleaseAllInterfacesForCurrentConfig();
+		int ret = libusb_set_configuration(AquireHandleLock()->GetHandle(), protocol);
+		if (ret == LIBUSB_SUCCESS)
+			ret = ClaimAllInterfaces(protocol);
+
+		if (ret == LIBUSB_SUCCESS)
 			return true;
-		}
-		cemuLog_logDebug(LogType::Force,
-						 "nsyshid::DeviceLibusb::setProtocol(): failed with error code: {}",
-						 ret);
-		return false;
-#endif
 
-		// pretend that everything is fine
-		return true;
+		return false;
 	}
 
-	bool DeviceLibusb::SetReport(uint8* reportData, sint32 length, uint8* originalData,
-								 sint32 originalLength)
+	bool DeviceLibusb::SetReport(ReportMessage* message)
 	{
 		auto handleLock = AquireHandleLock();
 		if (!handleLock->IsValid())
@@ -723,20 +787,20 @@ namespace nsyshid::backend::libusb
 			return false;
 		}
 
-		// ToDo: implement this
-#if 0
-		// not sure if libusb_control_transfer() is the right candidate for this
-		int ret = libusb_control_transfer(handleLock->getHandle(),
-										  bmRequestType,
-										  bRequest,
-										  wValue,
-										  wIndex,
-										  reportData,
-										  length,
-										  timeout);
-#endif
+		int ret = libusb_control_transfer(handleLock->GetHandle(),
+										  LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE | LIBUSB_ENDPOINT_OUT,
+										  LIBUSB_REQUEST_SET_CONFIGURATION,
+										  512,
+										  0,
+										  message->originalData,
+										  message->originalLength,
+										  0);
 
-		// pretend that everything is fine
+		if (ret != message->originalLength)
+		{
+			cemuLog_logDebug(LogType::Force, "nsyshid::DeviceLibusb::SetReport(): Control Transfer Failed: {}", libusb_error_name(ret));
+			return false;
+		}
 		return true;
 	}
 

src/Cafe/OS/libs/nsyshid/BackendLibusb.h

@@ -3,7 +3,7 @@
 
 #include "nsyshid.h"
 
-#if NSYSHID_ENABLE_BACKEND_LIBUSB
+#if 1
 
 #include <libusb-1.0/libusb.h>
 #include "Backend.h"
@@ -44,6 +44,11 @@ namespace nsyshid::backend::libusb
 										bool& endpointOutFound, uint8& endpointOut, uint16& endpointOutMaxPacketSize);
 	};
 
+	template<typename T>
+	using UniquePtr = std::unique_ptr<T, void (*)(T*)>;
+
+	using ConfigDescriptor = UniquePtr<libusb_config_descriptor>;
+
 	class DeviceLibusb : public nsyshid::Device {
 	  public:
 		DeviceLibusb(libusb_context* ctx,
@@ -53,7 +58,8 @@ namespace nsyshid::backend::libusb
 					 uint8 interfaceSubClass,
 					 uint8 protocol,
 					 uint8 libusbBusNumber,
-					 uint8 libusbDeviceAddress);
+					 uint8 libusbDeviceAddress,
+					 std::vector<ConfigDescriptor> configs);
 
 		~DeviceLibusb() override;
 
@@ -63,9 +69,9 @@ namespace nsyshid::backend::libusb
 
 		bool IsOpened() override;
 
-		ReadResult Read(uint8* data, sint32 length, sint32& bytesRead) override;
+		ReadResult Read(ReadMessage* message) override;
 
-		WriteResult Write(uint8* data, sint32 length, sint32& bytesWritten) override;
+		WriteResult Write(WriteMessage* message) override;
 
 		bool GetDescriptor(uint8 descType,
 						   uint8 descIndex,
@@ -73,9 +79,13 @@ namespace nsyshid::backend::libusb
 						   uint8* output,
 						   uint32 outputMaxLength) override;
 
-		bool SetProtocol(uint32 ifIndex, uint32 protocol) override;
+		bool SetProtocol(uint8 ifIndex, uint8 protocol) override;
 
-		bool SetReport(uint8* reportData, sint32 length, uint8* originalData, sint32 originalLength) override;
+		int ClaimAllInterfaces(uint8 config_num);
+		int ReleaseAllInterfaces(uint8 config_num);
+		int ReleaseAllInterfacesForCurrentConfig();
+
+		bool SetReport(ReportMessage* message) override;
 
 		uint8 m_libusbBusNumber;
 		uint8 m_libusbDeviceAddress;
@@ -92,6 +102,7 @@ namespace nsyshid::backend::libusb
 		std::atomic<sint32> m_handleInUseCounter;
 		std::condition_variable m_handleInUseCounterDecremented;
 		libusb_device_handle* m_libusbHandle;
+		std::vector<ConfigDescriptor> m_config_descriptors;
 
 		class HandleLock {
 		  public:

src/Cafe/OS/libs/nsyshid/BackendWindowsHID.cpp

@@ -196,20 +196,20 @@ namespace nsyshid::backend::windows
 		return m_hFile != INVALID_HANDLE_VALUE;
 	}
 
-	Device::ReadResult DeviceWindowsHID::Read(uint8* data, sint32 length, sint32& bytesRead)
+	Device::ReadResult DeviceWindowsHID::Read(ReadMessage* message)
 	{
-		bytesRead = 0;
+		message->bytesRead = 0;
 		DWORD bt;
 		OVERLAPPED ovlp = {0};
 		ovlp.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
 
-		uint8* tempBuffer = (uint8*)malloc(length + 1);
+		uint8* tempBuffer = (uint8*)malloc(message->length + 1);
 		sint32 transferLength = 0; // minus report byte
 
-		_debugPrintHex("HID_READ_BEFORE", data, length);
+		_debugPrintHex("HID_READ_BEFORE", message->data, message->length);
 
-		cemuLog_logDebug(LogType::Force, "HidRead Begin (Length 0x{:08x})", length);
-		BOOL readResult = ReadFile(this->m_hFile, tempBuffer, length + 1, &bt, &ovlp);
+		cemuLog_logDebug(LogType::Force, "HidRead Begin (Length 0x{:08x})", message->length);
+		BOOL readResult = ReadFile(this->m_hFile, tempBuffer, message->length + 1, &bt, &ovlp);
 		if (readResult != FALSE)
 		{
 			// sometimes we get the result immediately
@@ -247,7 +247,7 @@ namespace nsyshid::backend::windows
 		ReadResult result = ReadResult::Success;
 		if (bt != 0)
 		{
-			memcpy(data, tempBuffer + 1, transferLength);
+			memcpy(message->data, tempBuffer + 1, transferLength);
 			sint32 hidReadLength = transferLength;
 
 			char debugOutput[1024] = {0};
@@ -257,7 +257,7 @@ namespace nsyshid::backend::windows
 			}
 			cemuLog_logDebug(LogType::Force, "HIDRead data: {}", debugOutput);
 
-			bytesRead = transferLength;
+			message->bytesRead = transferLength;
 			result = ReadResult::Success;
 		}
 		else
@@ -270,19 +270,19 @@ namespace nsyshid::backend::windows
 		return result;
 	}
 
-	Device::WriteResult DeviceWindowsHID::Write(uint8* data, sint32 length, sint32& bytesWritten)
+	Device::WriteResult DeviceWindowsHID::Write(WriteMessage* message)
 	{
-		bytesWritten = 0;
+		message->bytesWritten = 0;
 		DWORD bt;
 		OVERLAPPED ovlp = {0};
 		ovlp.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
 
-		uint8* tempBuffer = (uint8*)malloc(length + 1);
-		memcpy(tempBuffer + 1, data, length);
+		uint8* tempBuffer = (uint8*)malloc(message->length + 1);
+		memcpy(tempBuffer + 1, message->data, message->length);
 		tempBuffer[0] = 0; // report byte?
 
-		cemuLog_logDebug(LogType::Force, "HidWrite Begin (Length 0x{:08x})", length);
-		BOOL writeResult = WriteFile(this->m_hFile, tempBuffer, length + 1, &bt, &ovlp);
+		cemuLog_logDebug(LogType::Force, "HidWrite Begin (Length 0x{:08x})", message->length);
+		BOOL writeResult = WriteFile(this->m_hFile, tempBuffer, message->length + 1, &bt, &ovlp);
 		if (writeResult != FALSE)
 		{
 			// sometimes we get the result immediately
@@ -314,7 +314,7 @@ namespace nsyshid::backend::windows
 
 		if (bt != 0)
 		{
-			bytesWritten = length;
+			message->bytesWritten = message->length;
 			return WriteResult::Success;
 		}
 		return WriteResult::Error;
@@ -400,19 +400,19 @@ namespace nsyshid::backend::windows
 		return false;
 	}
 
-	bool DeviceWindowsHID::SetProtocol(uint32 ifIndef, uint32 protocol)
+	bool DeviceWindowsHID::SetProtocol(uint8 ifIndex, uint8 protocol)
 	{
 		// ToDo: implement this
 		// pretend that everything is fine
 		return true;
 	}
 
-	bool DeviceWindowsHID::SetReport(uint8* reportData, sint32 length, uint8* originalData, sint32 originalLength)
+	bool DeviceWindowsHID::SetReport(ReportMessage* message)
 	{
 		sint32 retryCount = 0;
 		while (true)
 		{
-			BOOL r = HidD_SetOutputReport(this->m_hFile, reportData, length);
+			BOOL r = HidD_SetOutputReport(this->m_hFile, message->reportData, message->length);
 			if (r != FALSE)
 				break;
 			Sleep(20); // retry

src/Cafe/OS/libs/nsyshid/BackendWindowsHID.h

@@ -41,15 +41,15 @@ namespace nsyshid::backend::windows
 
 		bool IsOpened() override;
 
-		ReadResult Read(uint8* data, sint32 length, sint32& bytesRead) override;
+		ReadResult Read(ReadMessage* message) override;
 
-		WriteResult Write(uint8* data, sint32 length, sint32& bytesWritten) override;
+		WriteResult Write(WriteMessage* message) override;
 
 		bool GetDescriptor(uint8 descType, uint8 descIndex, uint8 lang, uint8* output, uint32 outputMaxLength) override;
 
-		bool SetProtocol(uint32 ifIndef, uint32 protocol) override;
+		bool SetProtocol(uint8 ifIndex, uint8 protocol) override;
 
-		bool SetReport(uint8* reportData, sint32 length, uint8* originalData, sint32 originalLength) override;
+		bool SetReport(ReportMessage* message) override;
 
 	  private:
 		wchar_t* m_devicePath;

src/Cafe/OS/libs/nsyshid/Skylander.h

@@ -0,0 +1,105 @@
+#pragma once
+
+#include <mutex>
+
+#include "nsyshid.h"
+#include "Backend.h"
+
+#include "Common/FileStream.h"
+
+namespace nsyshid
+{
+	class SkylanderPortalDevice final : public Device {
+	  public:
+		SkylanderPortalDevice();
+		~SkylanderPortalDevice() = default;
+
+		bool Open() override;
+
+		void Close() override;
+
+		bool IsOpened() override;
+
+		ReadResult Read(ReadMessage* message) override;
+
+		WriteResult Write(WriteMessage* message) override;
+
+		bool GetDescriptor(uint8 descType,
+						   uint8 descIndex,
+						   uint8 lang,
+						   uint8* output,
+						   uint32 outputMaxLength) override;
+
+		bool SetProtocol(uint8 ifIndex, uint8 protocol) override;
+
+		bool SetReport(ReportMessage* message) override;
+
+	  private:
+		bool m_IsOpened;
+	};
+
+	constexpr uint16 BLOCK_COUNT = 0x40;
+	constexpr uint16 BLOCK_SIZE = 0x10;
+	constexpr uint16 FIGURE_SIZE = BLOCK_COUNT * BLOCK_SIZE;
+	constexpr uint8 MAX_SKYLANDERS = 16;
+
+	class SkylanderUSB {
+	  public:
+		struct Skylander final
+		{
+			std::unique_ptr<FileStream> skyFile;
+			uint8 status = 0;
+			std::queue<uint8> queuedStatus;
+			std::array<uint8, BLOCK_COUNT * BLOCK_SIZE> data{};
+			uint32 lastId = 0;
+			void Save();
+
+			enum : uint8
+			{
+				REMOVED = 0,
+				READY = 1,
+				REMOVING = 2,
+				ADDED = 3
+			};
+		};
+
+		struct SkylanderLEDColor final
+		{
+			uint8 red = 0;
+			uint8 green = 0;
+			uint8 blue = 0;
+		};
+
+		void ControlTransfer(uint8* buf, sint32 originalLength);
+
+		void Activate();
+		void Deactivate();
+		void SetLeds(uint8 side, uint8 r, uint8 g, uint8 b);
+
+		std::array<uint8, 64> GetStatus();
+		void QueryBlock(uint8 skyNum, uint8 block, uint8* replyBuf);
+		void WriteBlock(uint8 skyNum, uint8 block, const uint8* toWriteBuf,
+						uint8* replyBuf);
+
+		uint8 LoadSkylander(uint8* buf, std::unique_ptr<FileStream> file);
+		bool RemoveSkylander(uint8 skyNum);
+		bool CreateSkylander(fs::path pathName, uint16 skyId, uint16 skyVar);
+		uint16 SkylanderCRC16(uint16 initValue, const uint8* buffer, uint32 size);
+		static std::map<const std::pair<const uint16, const uint16>, const char*> GetListSkylanders();
+		std::string FindSkylander(uint16 skyId, uint16 skyVar);
+
+	  protected:
+		std::mutex m_skyMutex;
+		std::mutex m_queryMutex;
+		std::array<Skylander, MAX_SKYLANDERS> m_skylanders;
+
+	  private:
+		std::queue<std::array<uint8, 64>> m_queries;
+		bool m_activated = true;
+		uint8 m_interruptCounter = 0;
+		SkylanderLEDColor m_colorRight = {};
+		SkylanderLEDColor m_colorLeft = {};
+		SkylanderLEDColor m_colorTrap = {};
+	};
+	extern SkylanderUSB g_skyportal;
+} // namespace nsyshid

src/Cafe/OS/libs/nsyshid/nsyshid.cpp

@@ -256,6 +256,19 @@ namespace nsyshid
 						 device->m_productId);
 	}
 
+	bool FindDeviceById(uint16 vendorId, uint16 productId)
+	{
+		std::lock_guard<std::recursive_mutex> lock(hidMutex);
+		for (const auto& device : deviceList)
+		{
+			if (device->m_vendorId == vendorId && device->m_productId == productId)
+			{
+				return true;
+			}
+		}
+		return false;
+	}
+
 	void export_HIDAddClient(PPCInterpreter_t* hCPU)
 	{
 		ppcDefineParamTypePtr(hidClient, HIDClient_t, 0);
@@ -366,8 +379,8 @@ namespace nsyshid
 	void export_HIDSetProtocol(PPCInterpreter_t* hCPU)
 	{
 		ppcDefineParamU32(hidHandle, 0);		  // r3
-		ppcDefineParamU32(ifIndex, 1);			  // r4
-		ppcDefineParamU32(protocol, 2);			  // r5
+		ppcDefineParamU8(ifIndex, 1);			  // r4
+		ppcDefineParamU8(protocol, 2);			  // r5
 		ppcDefineParamMPTR(callbackFuncMPTR, 3);  // r6
 		ppcDefineParamMPTR(callbackParamMPTR, 4); // r7
 		cemuLog_logDebug(LogType::Force, "nsyshid.HIDSetProtocol(...)");
@@ -406,7 +419,8 @@ namespace nsyshid
 							sint32 originalLength, MPTR callbackFuncMPTR, MPTR callbackParamMPTR)
 	{
 		cemuLog_logDebug(LogType::Force, "_hidSetReportAsync begin");
-		if (device->SetReport(reportData, length, originalData, originalLength))
+		ReportMessage message(reportData, length, originalData, originalLength);
+		if (device->SetReport(&message))
 		{
 			DoHIDTransferCallback(callbackFuncMPTR,
 								  callbackParamMPTR,
@@ -433,7 +447,8 @@ namespace nsyshid
 	{
 		_debugPrintHex("_hidSetReportSync Begin", reportData, length);
 		sint32 returnCode = 0;
-		if (device->SetReport(reportData, length, originalData, originalLength))
+		ReportMessage message(reportData, length, originalData, originalLength);
+		if (device->SetReport(&message))
 		{
 			returnCode = originalLength;
 		}
@@ -511,17 +526,16 @@ namespace nsyshid
 			return -1;
 		}
 		memset(data, 0, maxLength);
-
-		sint32 bytesRead = 0;
-		Device::ReadResult readResult = device->Read(data, maxLength, bytesRead);
+		ReadMessage message(data, maxLength, 0);
+		Device::ReadResult readResult = device->Read(&message);
 		switch (readResult)
 		{
 		case Device::ReadResult::Success:
 		{
 			cemuLog_logDebug(LogType::Force, "nsyshid.hidReadInternalSync(): read {} of {} bytes",
-							 bytesRead,
+							 message.bytesRead,
 							 maxLength);
-			return bytesRead;
+			return message.bytesRead;
 		}
 		break;
 		case Device::ReadResult::Error:
@@ -609,15 +623,15 @@ namespace nsyshid
 			cemuLog_logDebug(LogType::Force, "nsyshid.hidWriteInternalSync(): cannot write to a non-opened device");
 			return -1;
 		}
-		sint32 bytesWritten = 0;
-		Device::WriteResult writeResult = device->Write(data, maxLength, bytesWritten);
+		WriteMessage message(data, maxLength, 0);
+		Device::WriteResult writeResult = device->Write(&message);
 		switch (writeResult)
 		{
 		case Device::WriteResult::Success:
 		{
-			cemuLog_logDebug(LogType::Force, "nsyshid.hidWriteInternalSync(): wrote {} of {} bytes", bytesWritten,
+			cemuLog_logDebug(LogType::Force, "nsyshid.hidWriteInternalSync(): wrote {} of {} bytes", message.bytesWritten,
 							 maxLength);
-			return bytesWritten;
+			return message.bytesWritten;
 		}
 		break;
 		case Device::WriteResult::Error:
@@ -758,6 +772,11 @@ namespace nsyshid
 		return nullptr;
 	}
 
+	bool Backend::FindDeviceById(uint16 vendorId, uint16 productId)
+	{
+		return nsyshid::FindDeviceById(vendorId, productId);
+	}
+
 	bool Backend::IsDeviceWhitelisted(uint16 vendorId, uint16 productId)
 	{
 		return Whitelist::GetInstance().IsDeviceWhitelisted(vendorId, productId);

src/config/CemuConfig.cpp

@@ -358,6 +358,10 @@ void CemuConfig::Load(XMLConfigParser& parser)
 	auto dsuc = input.get("DSUC");
 	dsu_client.host = dsuc.get_attribute("host", dsu_client.host);
 	dsu_client.port = dsuc.get_attribute("port", dsu_client.port);
+
+	// emulatedusbdevices
+	auto usbdevices = parser.get("EmulatedUsbDevices");
+	emulated_usb_devices.emulate_skylander_portal = usbdevices.get("EmulateSkylanderPortal", emulated_usb_devices.emulate_skylander_portal);
 }
 
 void CemuConfig::Save(XMLConfigParser& parser)
@@ -551,6 +555,10 @@ void CemuConfig::Save(XMLConfigParser& parser)
 	auto dsuc = input.set("DSUC");
 	dsuc.set_attribute("host", dsu_client.host);
 	dsuc.set_attribute("port", dsu_client.port);
+
+	// emulated usb devices
+	auto usbdevices = config.set("EmulatedUsbDevices");
+	usbdevices.set("EmulateSkylanderPortal", emulated_usb_devices.emulate_skylander_portal.GetValue());
 }
 
 GameEntry* CemuConfig::GetGameEntryByTitleId(uint64 titleId)

src/config/CemuConfig.h

@@ -514,6 +514,12 @@ struct CemuConfig
 
 	NetworkService GetAccountNetworkService(uint32 persistentId);
 	void SetAccountSelectedService(uint32 persistentId, NetworkService serviceIndex);
+	
+	// emulated usb devices
+	struct
+	{
+		ConfigValue<bool> emulate_skylander_portal{false};
+	}emulated_usb_devices{};
 
 	private:
 	GameEntry* GetGameEntryByTitleId(uint64 titleId);

src/gui/CMakeLists.txt

@@ -101,6 +101,8 @@ add_library(CemuGui
   PairingDialog.h
   TitleManager.cpp
   TitleManager.h
+  EmulatedUSBDevices/EmulatedUSBDeviceFrame.cpp
+  EmulatedUSBDevices/EmulatedUSBDeviceFrame.h
   windows/PPCThreadsViewer
   windows/PPCThreadsViewer/DebugPPCThreadsWindow.cpp
   windows/PPCThreadsViewer/DebugPPCThreadsWindow.h

src/gui/EmulatedUSBDevices/EmulatedUSBDeviceFrame.cpp

@@ -0,0 +1,304 @@
+#include "gui/EmulatedUSBDevices/EmulatedUSBDeviceFrame.h"
+
+#include <algorithm>
+
+#include "config/CemuConfig.h"
+#include "gui/helpers/wxHelpers.h"
+#include "gui/wxHelper.h"
+#include "util/helpers/helpers.h"
+
+#include "Cafe/OS/libs/nsyshid/nsyshid.h"
+
+#include "Common/FileStream.h"
+
+#include <wx/arrstr.h>
+#include <wx/button.h>
+#include <wx/checkbox.h>
+#include <wx/combobox.h>
+#include <wx/filedlg.h>
+#include <wx/msgdlg.h>
+#include <wx/notebook.h>
+#include <wx/panel.h>
+#include <wx/sizer.h>
+#include <wx/statbox.h>
+#include <wx/stattext.h>
+#include <wx/stream.h>
+#include <wx/textctrl.h>
+#include <wx/textentry.h>
+#include <wx/valnum.h>
+#include <wx/wfstream.h>
+
+#include "resource/embedded/resources.h"
+#include "EmulatedUSBDeviceFrame.h"
+
+EmulatedUSBDeviceFrame::EmulatedUSBDeviceFrame(wxWindow* parent)
+	: wxFrame(parent, wxID_ANY, _("Emulated USB Devices"), wxDefaultPosition,
+			  wxDefaultSize, wxDEFAULT_FRAME_STYLE | wxTAB_TRAVERSAL)
+{
+	SetIcon(wxICON(X_BOX));
+
+	auto& config = GetConfig();
+
+	auto* sizer = new wxBoxSizer(wxVERTICAL);
+	auto* notebook = new wxNotebook(this, wxID_ANY);
+
+	notebook->AddPage(AddSkylanderPage(notebook), _("Skylanders Portal"));
+
+	sizer->Add(notebook, 1, wxEXPAND | wxALL, 2);
+
+	SetSizerAndFit(sizer);
+	Layout();
+	Centre(wxBOTH);
+}
+
+EmulatedUSBDeviceFrame::~EmulatedUSBDeviceFrame() {}
+
+wxPanel* EmulatedUSBDeviceFrame::AddSkylanderPage(wxNotebook* notebook)
+{
+	auto* panel = new wxPanel(notebook);
+	auto* panelSizer = new wxBoxSizer(wxVERTICAL);
+	auto* box = new wxStaticBox(panel, wxID_ANY, _("Skylanders Manager"));
+	auto* boxSizer = new wxStaticBoxSizer(box, wxVERTICAL);
+
+	auto* row = new wxBoxSizer(wxHORIZONTAL);
+
+	m_emulatePortal =
+		new wxCheckBox(box, wxID_ANY, _("Emulate Skylander Portal"));
+	m_emulatePortal->SetValue(
+		GetConfig().emulated_usb_devices.emulate_skylander_portal);
+	m_emulatePortal->Bind(wxEVT_CHECKBOX, [this](wxCommandEvent&) {
+		GetConfig().emulated_usb_devices.emulate_skylander_portal =
+			m_emulatePortal->IsChecked();
+		g_config.Save();
+	});
+	row->Add(m_emulatePortal, 1, wxEXPAND | wxALL, 2);
+	boxSizer->Add(row, 1, wxEXPAND | wxALL, 2);
+	for (int i = 0; i < nsyshid::MAX_SKYLANDERS; i++)
+	{
+		boxSizer->Add(AddSkylanderRow(i, box), 1, wxEXPAND | wxALL, 2);
+	}
+	panelSizer->Add(boxSizer, 1, wxEXPAND | wxALL, 2);
+	panel->SetSizerAndFit(panelSizer);
+
+	return panel;
+}
+
+wxBoxSizer* EmulatedUSBDeviceFrame::AddSkylanderRow(uint8 row_number,
+													wxStaticBox* box)
+{
+	auto* row = new wxBoxSizer(wxHORIZONTAL);
+
+	row->Add(new wxStaticText(box, wxID_ANY,
+							  fmt::format("{} {}", _("Skylander").ToStdString(),
+										  (row_number + 1))),
+			 1, wxEXPAND | wxALL, 2);
+	m_skylanderSlots[row_number] =
+		new wxTextCtrl(box, wxID_ANY, _("None"), wxDefaultPosition, wxDefaultSize,
+					   wxTE_READONLY);
+	m_skylanderSlots[row_number]->SetMinSize(wxSize(150, -1));
+	m_skylanderSlots[row_number]->Disable();
+	row->Add(m_skylanderSlots[row_number], 1, wxEXPAND | wxALL, 2);
+	auto* loadButton = new wxButton(box, wxID_ANY, _("Load"));
+	loadButton->Bind(wxEVT_BUTTON, [row_number, this](wxCommandEvent&) {
+		LoadSkylander(row_number);
+	});
+	auto* createButton = new wxButton(box, wxID_ANY, _("Create"));
+	createButton->Bind(wxEVT_BUTTON, [row_number, this](wxCommandEvent&) {
+		CreateSkylander(row_number);
+	});
+	auto* clearButton = new wxButton(box, wxID_ANY, _("Clear"));
+	clearButton->Bind(wxEVT_BUTTON, [row_number, this](wxCommandEvent&) {
+		ClearSkylander(row_number);
+	});
+	row->Add(loadButton, 1, wxEXPAND | wxALL, 2);
+	row->Add(createButton, 1, wxEXPAND | wxALL, 2);
+	row->Add(clearButton, 1, wxEXPAND | wxALL, 2);
+
+	return row;
+}
+
+void EmulatedUSBDeviceFrame::LoadSkylander(uint8 slot)
+{
+	wxFileDialog openFileDialog(this, _("Open Skylander dump"), "", "",
+								"Skylander files (*.sky;*.bin;*.dump;*.dmp)|*.sky;*.bin;*.dump;*.dmp",
+								wxFD_OPEN | wxFD_FILE_MUST_EXIST);
+	if (openFileDialog.ShowModal() != wxID_OK || openFileDialog.GetPath().empty())
+		return;
+
+	LoadSkylanderPath(slot, openFileDialog.GetPath());
+}
+
+void EmulatedUSBDeviceFrame::LoadSkylanderPath(uint8 slot, wxString path)
+{
+	std::unique_ptr<FileStream> skyFile(FileStream::openFile2(_utf8ToPath(path.utf8_string()), true));
+	if (!skyFile)
+	{
+		wxMessageDialog open_error(this, "Error Opening File: " + path.c_str());
+		open_error.ShowModal();
+		return;
+	}
+
+	std::array<uint8, 0x40 * 0x10> fileData;
+	if (skyFile->readData(fileData.data(), fileData.size()) != fileData.size())
+	{
+		wxMessageDialog open_error(this, "Failed to read file! File was too small");
+		open_error.ShowModal();
+		return;
+	}
+	ClearSkylander(slot);
+
+	uint16 skyId = uint16(fileData[0x11]) << 8 | uint16(fileData[0x10]);
+	uint16 skyVar = uint16(fileData[0x1D]) << 8 | uint16(fileData[0x1C]);
+
+	uint8 portalSlot = nsyshid::g_skyportal.LoadSkylander(fileData.data(),
+														  std::move(skyFile));
+	m_skySlots[slot] = std::tuple(portalSlot, skyId, skyVar);
+	UpdateSkylanderEdits();
+}
+
+void EmulatedUSBDeviceFrame::CreateSkylander(uint8 slot)
+{
+	CreateSkylanderDialog create_dlg(this, slot);
+	create_dlg.ShowModal();
+	if (create_dlg.GetReturnCode() == 1)
+	{
+		LoadSkylanderPath(slot, create_dlg.GetFilePath());
+	}
+}
+
+void EmulatedUSBDeviceFrame::ClearSkylander(uint8 slot)
+{
+	if (auto slotInfos = m_skySlots[slot])
+	{
+		auto [curSlot, id, var] = slotInfos.value();
+		nsyshid::g_skyportal.RemoveSkylander(curSlot);
+		m_skySlots[slot] = {};
+		UpdateSkylanderEdits();
+	}
+}
+
+CreateSkylanderDialog::CreateSkylanderDialog(wxWindow* parent, uint8 slot)
+	: wxDialog(parent, wxID_ANY, _("Skylander Figure Creator"), wxDefaultPosition, wxSize(500, 150))
+{
+	auto* sizer = new wxBoxSizer(wxVERTICAL);
+
+	auto* comboRow = new wxBoxSizer(wxHORIZONTAL);
+
+	auto* comboBox = new wxComboBox(this, wxID_ANY);
+	comboBox->Append("---Select---", reinterpret_cast<void*>(0xFFFFFFFF));
+	wxArrayString filterlist;
+	for (const auto& it : nsyshid::g_skyportal.GetListSkylanders())
+	{
+		const uint32 variant = uint32(uint32(it.first.first) << 16) | uint32(it.first.second);
+		comboBox->Append(it.second, reinterpret_cast<void*>(variant));
+		filterlist.Add(it.second);
+	}
+	comboBox->SetSelection(0);
+	bool enabled = comboBox->AutoComplete(filterlist);
+	comboRow->Add(comboBox, 1, wxEXPAND | wxALL, 2);
+
+	auto* idVarRow = new wxBoxSizer(wxHORIZONTAL);
+
+	wxIntegerValidator<uint32> validator;
+
+	auto* labelId = new wxStaticText(this, wxID_ANY, "ID:");
+	auto* labelVar = new wxStaticText(this, wxID_ANY, "Variant:");
+	auto* editId = new wxTextCtrl(this, wxID_ANY, _("0"), wxDefaultPosition, wxDefaultSize, 0, validator);
+	auto* editVar = new wxTextCtrl(this, wxID_ANY, _("0"), wxDefaultPosition, wxDefaultSize, 0, validator);
+
+	idVarRow->Add(labelId, 1, wxALL, 5);
+	idVarRow->Add(editId, 1, wxALL, 5);
+	idVarRow->Add(labelVar, 1, wxALL, 5);
+	idVarRow->Add(editVar, 1, wxALL, 5);
+
+	auto* buttonRow = new wxBoxSizer(wxHORIZONTAL);
+
+	auto* createButton = new wxButton(this, wxID_ANY, _("Create"));
+	createButton->Bind(wxEVT_BUTTON, [editId, editVar, this](wxCommandEvent&) {
+		long longSkyId;
+		if (!editId->GetValue().ToLong(&longSkyId) || longSkyId > 0xFFFF)
+		{
+			wxMessageDialog id_error(this, "Error Converting ID!", "ID Entered is Invalid");
+			id_error.ShowModal();
+			return;
+		}
+		long longSkyVar;
+		if (!editVar->GetValue().ToLong(&longSkyVar) || longSkyVar > 0xFFFF)
+		{
+			wxMessageDialog id_error(this, "Error Converting Variant!", "Variant Entered is Invalid");
+			id_error.ShowModal();
+			return;
+		}
+		uint16 skyId = longSkyId & 0xFFFF;
+		uint16 skyVar = longSkyVar & 0xFFFF;
+		wxString predefName = nsyshid::g_skyportal.FindSkylander(skyId, skyVar) + ".sky";
+		wxFileDialog
+			saveFileDialog(this, _("Create Skylander file"), "", predefName,
+						   "SKY files (*.sky)|*.sky", wxFD_SAVE | wxFD_OVERWRITE_PROMPT);
+
+		if (saveFileDialog.ShowModal() == wxID_CANCEL)
+			return;
+
+		m_filePath = saveFileDialog.GetPath();
+		
+		if(!nsyshid::g_skyportal.CreateSkylander(_utf8ToPath(m_filePath.utf8_string()), skyId, skyVar))
+		{
+			wxMessageDialog errorMessage(this, "Failed to create file");
+			errorMessage.ShowModal();
+			this->EndModal(0);
+			return;
+		}
+
+		this->EndModal(1);
+	});
+	auto* cancelButton = new wxButton(this, wxID_ANY, _("Cancel"));
+	cancelButton->Bind(wxEVT_BUTTON, [this](wxCommandEvent&) {
+		this->EndModal(0);
+	});
+
+	comboBox->Bind(wxEVT_COMBOBOX, [comboBox, editId, editVar, this](wxCommandEvent&) {
+		const uint64 sky_info = reinterpret_cast<uint64>(comboBox->GetClientData(comboBox->GetSelection()));
+		if (sky_info != 0xFFFFFFFF)
+		{
+			const uint16 skyId = sky_info >> 16;
+			const uint16 skyVar = sky_info & 0xFFFF;
+
+			editId->SetValue(wxString::Format(wxT("%i"), skyId));
+			editVar->SetValue(wxString::Format(wxT("%i"), skyVar));
+		}
+	});
+
+	buttonRow->Add(createButton, 1, wxALL, 5);
+	buttonRow->Add(cancelButton, 1, wxALL, 5);
+
+	sizer->Add(comboRow, 1, wxEXPAND | wxALL, 2);
+	sizer->Add(idVarRow, 1, wxEXPAND | wxALL, 2);
+	sizer->Add(buttonRow, 1, wxEXPAND | wxALL, 2);
+
+	this->SetSizer(sizer);
+	this->Centre(wxBOTH);
+}
+
+wxString CreateSkylanderDialog::GetFilePath() const
+{
+	return m_filePath;
+}
+
+void EmulatedUSBDeviceFrame::UpdateSkylanderEdits()
+{
+	for (auto i = 0; i < nsyshid::MAX_SKYLANDERS; i++)
+	{
+		std::string displayString;
+		if (auto sd = m_skySlots[i])
+		{
+			auto [portalSlot, skyId, skyVar] = sd.value();
+			displayString = nsyshid::g_skyportal.FindSkylander(skyId, skyVar);
+		}
+		else
+		{
+			displayString = "None";
+		}
+
+		m_skylanderSlots[i]->ChangeValue(displayString);
+	}
+}

src/gui/EmulatedUSBDevices/EmulatedUSBDeviceFrame.h

@@ -0,0 +1,44 @@
+#pragma once
+
+#include <array>
+
+#include <wx/dialog.h>
+#include <wx/frame.h>
+
+#include "Cafe/OS/libs/nsyshid/Skylander.h"
+
+class wxBoxSizer;
+class wxCheckBox;
+class wxFlexGridSizer;
+class wxNotebook;
+class wxPanel;
+class wxStaticBox;
+class wxString;
+class wxTextCtrl;
+
+class EmulatedUSBDeviceFrame : public wxFrame {
+  public:
+	EmulatedUSBDeviceFrame(wxWindow* parent);
+	~EmulatedUSBDeviceFrame();
+
+  private:
+	wxCheckBox* m_emulatePortal;
+	std::array<wxTextCtrl*, nsyshid::MAX_SKYLANDERS> m_skylanderSlots;
+	std::array<std::optional<std::tuple<uint8, uint16, uint16>>, nsyshid::MAX_SKYLANDERS> m_skySlots;
+
+	wxPanel* AddSkylanderPage(wxNotebook* notebook);
+	wxBoxSizer* AddSkylanderRow(uint8 row_number, wxStaticBox* box);
+	void LoadSkylander(uint8 slot);
+	void LoadSkylanderPath(uint8 slot, wxString path);
+	void CreateSkylander(uint8 slot);
+	void ClearSkylander(uint8 slot);
+	void UpdateSkylanderEdits();
+};
+class CreateSkylanderDialog : public wxDialog {
+  public:
+	explicit CreateSkylanderDialog(wxWindow* parent, uint8 slot);
+	wxString GetFilePath() const;
+
+  protected:
+	wxString m_filePath;
+};

src/gui/MainWindow.cpp

@@ -30,6 +30,7 @@
 #include "Cafe/Filesystem/FST/FST.h"
 
 #include "gui/TitleManager.h"
+#include "gui/EmulatedUSBDevices/EmulatedUSBDeviceFrame.h"
 
 #include "Cafe/CafeSystem.h"
 
@@ -110,6 +111,7 @@ enum
 	MAINFRAME_MENU_ID_TOOLS_MEMORY_SEARCHER = 20600,
 	MAINFRAME_MENU_ID_TOOLS_TITLE_MANAGER,
 	MAINFRAME_MENU_ID_TOOLS_DOWNLOAD_MANAGER,
+	MAINFRAME_MENU_ID_TOOLS_EMULATED_USB_DEVICES,
 	// cpu
 	// cpu->timer speed
 	MAINFRAME_MENU_ID_TIMER_SPEED_1X = 20700,
@@ -188,6 +190,7 @@ EVT_MENU(MAINFRAME_MENU_ID_OPTIONS_INPUT, MainWindow::OnOptionsInput)
 EVT_MENU(MAINFRAME_MENU_ID_TOOLS_MEMORY_SEARCHER, MainWindow::OnToolsInput)
 EVT_MENU(MAINFRAME_MENU_ID_TOOLS_TITLE_MANAGER, MainWindow::OnToolsInput)
 EVT_MENU(MAINFRAME_MENU_ID_TOOLS_DOWNLOAD_MANAGER, MainWindow::OnToolsInput)
+EVT_MENU(MAINFRAME_MENU_ID_TOOLS_EMULATED_USB_DEVICES, MainWindow::OnToolsInput)
 // cpu menu
 EVT_MENU(MAINFRAME_MENU_ID_TIMER_SPEED_8X, MainWindow::OnDebugSetting)
 EVT_MENU(MAINFRAME_MENU_ID_TIMER_SPEED_4X, MainWindow::OnDebugSetting)
@@ -1515,6 +1518,29 @@ void MainWindow::OnToolsInput(wxCommandEvent& event)
 				});
 			m_title_manager->Show();
 		}
+		break;
+	}
+	case MAINFRAME_MENU_ID_TOOLS_EMULATED_USB_DEVICES:
+	{
+		if (m_usb_devices)
+		{
+			m_usb_devices->Show(true);
+			m_usb_devices->Raise();
+			m_usb_devices->SetFocus();
+		}
+		else
+		{
+			m_usb_devices = new EmulatedUSBDeviceFrame(this);
+			m_usb_devices->Bind(wxEVT_CLOSE_WINDOW, [this](wxCloseEvent& event)
+				{
+					if (event.CanVeto()) {
+						m_usb_devices->Show(false);
+						event.Veto();
+					}
+				});
+			m_usb_devices->Show(true);
+		}
+		break;
 	}
 	break;
 	}
@@ -2166,6 +2192,7 @@ void MainWindow::RecreateMenu()
 	m_memorySearcherMenuItem->Enable(false);
 	toolsMenu->Append(MAINFRAME_MENU_ID_TOOLS_TITLE_MANAGER, _("&Title Manager"));
 	toolsMenu->Append(MAINFRAME_MENU_ID_TOOLS_DOWNLOAD_MANAGER, _("&Download Manager"));
+	toolsMenu->Append(MAINFRAME_MENU_ID_TOOLS_EMULATED_USB_DEVICES, _("&Emulated USB Devices"));
 
 	m_menuBar->Append(toolsMenu, _("&Tools"));
 

src/gui/MainWindow.h

@@ -22,6 +22,7 @@ struct GameEntry;
 class DiscordPresence;
 class TitleManager;
 class GraphicPacksWindow2;
+class EmulatedUSBDeviceFrame;
 class wxLaunchGameEvent;
 
 wxDECLARE_EVENT(wxEVT_LAUNCH_GAME, wxLaunchGameEvent);
@@ -164,6 +165,7 @@ private:
 
 	MemorySearcherTool* m_toolWindow = nullptr;
 	TitleManager* m_title_manager = nullptr;
+	EmulatedUSBDeviceFrame* m_usb_devices = nullptr;
 	PadViewFrame* m_padView = nullptr;
 	GraphicPacksWindow2* m_graphic_pack_window = nullptr;