Implement IIrSensorServer GetIrsensorSharedMemoryHandle (#664)

* Implement IIrSensorServer GetIrsensorSharedMemoryHandle

Resolves #620

* Set _irsSharedMem

2 files changed, 27 insertions, 5 deletions

diff --git a/Ryujinx.HLE/HOS/Services/Irs/IIrSensorServer.cs b/Ryujinx.HLE/HOS/Services/Irs/IIrSensorServer.cs
index b63f99c8..500d5f10 100644
--- a/Ryujinx.HLE/HOS/Services/Irs/IIrSensorServer.cs
+++ b/Ryujinx.HLE/HOS/Services/Irs/IIrSensorServer.cs
@@ -1,6 +1,8 @@
 using Ryujinx.Common.Logging;
 using Ryujinx.HLE.Exceptions;
 using Ryujinx.HLE.HOS.Ipc;
+using Ryujinx.HLE.HOS.Kernel.Common;
+using Ryujinx.HLE.HOS.Kernel.Memory;
 using System;
 using System.Collections.Generic;
 
@@ -12,14 +14,19 @@ namespace Ryujinx.HLE.HOS.Services.Irs
 
         public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => _commands;
 
-        public IIrSensorServer()
+        private KSharedMemory _irsSharedMem;
+
+        public IIrSensorServer(KSharedMemory irsSharedMem)
         {
             _commands = new Dictionary<int, ServiceProcessRequest>
             {
-                { 302, ActivateIrsensor      },
-                { 303, DeactivateIrsensor    },
-                { 311, GetNpadIrCameraHandle }
+                { 302, ActivateIrsensor              },
+                { 303, DeactivateIrsensor            },
+                { 304, GetIrsensorSharedMemoryHandle },
+                { 311, GetNpadIrCameraHandle         }
             };
+
+            _irsSharedMem = irsSharedMem;
         }
 
         // ActivateIrsensor(nn::applet::AppletResourceUserId, pid)
@@ -42,6 +49,21 @@ namespace Ryujinx.HLE.HOS.Services.Irs
             return 0;
         }
 
+        // GetIrsensorSharedMemoryHandle(nn::applet::AppletResourceUserId, pid) -> handle<copy>
+        public long GetIrsensorSharedMemoryHandle(ServiceCtx context)
+        {
+            var handleTable = context.Process.HandleTable;
+
+            if (handleTable.GenerateHandle(_irsSharedMem, out int handle) != KernelResult.Success)
+            {
+                throw new InvalidOperationException("Out of handles!");
+            }
+
+            context.Response.HandleDesc = IpcHandleDesc.MakeCopy(handle);
+
+            return 0;
+        }
+
         // GetNpadIrCameraHandle(u32) -> nn::irsensor::IrCameraHandle
         public long GetNpadIrCameraHandle(ServiceCtx context)
         {
diff --git a/Ryujinx.HLE/HOS/Services/ServiceFactory.cs b/Ryujinx.HLE/HOS/Services/ServiceFactory.cs
index 113bbe51..3bde7b87 100644
--- a/Ryujinx.HLE/HOS/Services/ServiceFactory.cs
+++ b/Ryujinx.HLE/HOS/Services/ServiceFactory.cs
@@ -112,7 +112,7 @@ namespace Ryujinx.HLE.HOS.Services
                     return new IHidServer(system);
 
                 case "irs":
-                    return new IIrSensorServer();
+                    return new IIrSensorServer(system.IirsSharedMem);
 
                 case "ldr:ro":
                     return new IRoInterface();