nsyshid: Add Emulated Backend

src/Cafe/CMakeLists.txt

@@ -438,6 +438,8 @@ 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

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

@@ -154,6 +154,8 @@ 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 +1,22 @@
+#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;
+
+	  private:
+		// Found Devices
+		bool m_foundSkylander = false;
+		bool m_foundInfinity = false;
+		bool m_foundDimensions = false;
+	};
+} // namespace nsyshid::backend::emulated

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

@@ -258,17 +258,6 @@ namespace nsyshid
 						 device->m_productId);
 	}
 
-	void AttachEmulatedDevices()
-	{
-		if (GetConfig().emulated_usb_devices.emulate_skylander_portal && !backendList.front()->m_foundSkylander)
-		{
-			cemuLog_logDebug(LogType::Force, "Attaching Emulated Portal");
-			// Add Skylander Portal
-			auto device = std::make_shared<SkylanderPortalDevice>();
-			AttachDevice(device);
-		}
-	}
-
 	void export_HIDAddClient(PPCInterpreter_t* hCPU)
 	{
 		ppcDefineParamTypePtr(hidClient, HIDClient_t, 0);
@@ -773,6 +762,19 @@ namespace nsyshid
 		return nullptr;
 	}
 
+	bool Backend::FindDeviceById(uint16 vendorId, uint16 productId)
+	{
+		std::lock_guard<std::recursive_mutex> lock(this->m_devicesMutex);
+		for (const auto& device : m_devices)
+		{
+			if (device->m_vendorId == vendorId && device->m_productId == productId)
+			{
+				return true;
+			}
+		}
+		return false;
+	}
+
 	bool Backend::IsDeviceWhitelisted(uint16 vendorId, uint16 productId)
 	{
 		return Whitelist::GetInstance().IsDeviceWhitelisted(vendorId, productId);
@@ -854,7 +856,5 @@ namespace nsyshid
 		Whitelist::GetInstance();
 
 		AttachDefaultBackends();
-
-		AttachEmulatedDevices();
 	}
 } // namespace nsyshid