no name: Mii Editor applet support (#2419)

* no name: Mii Editor applet support

* addresses gdkchan feedback

* Fix comment

* Bypass MountCounter of MiiDatabaseManager

* Fix GetSettingsPlatformRegion

* Disable Applet Menu for unsupported firmwares

3 files changed, 118 insertions, 0 deletions

diff --git a/Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/LibraryAppletProxy/AppletStandalone.cs b/Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/LibraryAppletProxy/AppletStandalone.cs
new file mode 100644
index 00000000..69967c56
--- /dev/null
+++ b/Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/LibraryAppletProxy/AppletStandalone.cs
@@ -0,0 +1,16 @@
+using System.Collections.Generic;
+
+namespace Ryujinx.HLE.HOS.Services.Am.AppletAE.AllSystemAppletProxiesService.LibraryAppletProxy
+{
+    class AppletStandalone
+    {
+        public AppletId          AppletId;
+        public LibraryAppletMode LibraryAppletMode;
+        public Queue<byte[]>     InputData;
+
+        public AppletStandalone()
+        {
+            InputData = new Queue<byte[]>();
+        }
+    }
+}
\ No newline at end of file
diff --git a/Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/LibraryAppletProxy/ILibraryAppletSelfAccessor.cs b/Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/LibraryAppletProxy/ILibraryAppletSelfAccessor.cs
new file mode 100644
index 00000000..00081e1b
--- /dev/null
+++ b/Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/LibraryAppletProxy/ILibraryAppletSelfAccessor.cs
@@ -0,0 +1,78 @@
+using Ryujinx.Common;
+using System;
+
+namespace Ryujinx.HLE.HOS.Services.Am.AppletAE.AllSystemAppletProxiesService.LibraryAppletProxy
+{
+    class ILibraryAppletSelfAccessor : IpcService
+    {
+        private AppletStandalone _appletStandalone = new AppletStandalone();
+
+        public ILibraryAppletSelfAccessor(ServiceCtx context)
+        {
+            if (context.Device.Application.TitleId == 0x0100000000001009)
+            {
+                // Create MiiEdit data.
+                _appletStandalone = new AppletStandalone()
+                {
+                    AppletId          = AppletId.MiiEdit,
+                    LibraryAppletMode = LibraryAppletMode.AllForeground
+                };
+
+                byte[] miiEditInputData = new byte[0x100];
+                miiEditInputData[0] = 0x03; // Hardcoded unknown value.
+
+                _appletStandalone.InputData.Enqueue(miiEditInputData);
+            }
+            else
+            {
+                throw new NotImplementedException($"{context.Device.Application.TitleId} applet is not implemented.");
+            }
+        }
+
+        [CommandHipc(0)]
+        // PopInData() -> object<nn::am::service::IStorage>
+        public ResultCode PopInData(ServiceCtx context)
+        {
+            byte[] appletData = _appletStandalone.InputData.Dequeue();
+
+            if (appletData.Length == 0)
+            {
+                return ResultCode.NotAvailable;
+            }
+
+            MakeObject(context, new IStorage(appletData));
+
+            return ResultCode.Success;
+        }
+
+        [CommandHipc(11)]
+        // GetLibraryAppletInfo() -> nn::am::service::LibraryAppletInfo
+        public ResultCode GetLibraryAppletInfo(ServiceCtx context)
+        {
+            LibraryAppletInfo libraryAppletInfo = new LibraryAppletInfo()
+            {
+                AppletId          = _appletStandalone.AppletId,
+                LibraryAppletMode = _appletStandalone.LibraryAppletMode
+            };
+
+            context.ResponseData.WriteStruct(libraryAppletInfo);
+
+            return ResultCode.Success;
+        }
+
+        [CommandHipc(14)]
+        // GetCallerAppletIdentityInfo() -> nn::am::service::AppletIdentityInfo
+        public ResultCode GetCallerAppletIdentityInfo(ServiceCtx context)
+        {
+            AppletIdentifyInfo appletIdentifyInfo = new AppletIdentifyInfo()
+            {
+                AppletId = AppletId.QLaunch,
+                TitleId  = 0x0100000000001000
+            };
+
+            context.ResponseData.WriteStruct(appletIdentifyInfo);
+
+            return ResultCode.Success;
+        }
+    }
+}
\ No newline at end of file
diff --git a/Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/LibraryAppletProxy/IProcessWindingController.cs b/Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/LibraryAppletProxy/IProcessWindingController.cs
new file mode 100644
index 00000000..e6c16734
--- /dev/null
+++ b/Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/LibraryAppletProxy/IProcessWindingController.cs
@@ -0,0 +1,24 @@
+using Ryujinx.Common;
+
+namespace Ryujinx.HLE.HOS.Services.Am.AppletAE.AllSystemAppletProxiesService.LibraryAppletProxy
+{
+    class IProcessWindingController : IpcService
+    {
+        public IProcessWindingController() { }
+
+        [CommandHipc(0)]
+        // GetLaunchReason() -> nn::am::service::AppletProcessLaunchReason
+        public ResultCode GetLaunchReason(ServiceCtx context)
+        {
+            // NOTE: Flag is set by using an internal field.
+            AppletProcessLaunchReason appletProcessLaunchReason = new AppletProcessLaunchReason()
+            {
+                Flag = 0
+            };
+
+            context.ResponseData.WriteStruct(appletProcessLaunchReason);
+
+            return ResultCode.Success;
+        }
+    }
+}
\ No newline at end of file