Horizon: Migrate usb and psc services (#5800)

* Horizon: Migrate Usb and Psc services

* Fix formatting

* Adresses feedback

4 files changed, 81 insertions, 0 deletions

diff --git a/src/Ryujinx.Horizon/Ovln/Ipc/ReceiverService.cs b/src/Ryujinx.Horizon/Ovln/Ipc/ReceiverService.cs
new file mode 100644
index 00000000..6cc448e8
--- /dev/null
+++ b/src/Ryujinx.Horizon/Ovln/Ipc/ReceiverService.cs
@@ -0,0 +1,8 @@
+using Ryujinx.Horizon.Sdk.Ovln;
+
+namespace Ryujinx.Horizon.Ovln.Ipc
+{
+    partial class ReceiverService : IReceiverService
+    {
+    }
+}
diff --git a/src/Ryujinx.Horizon/Ovln/Ipc/SenderService.cs b/src/Ryujinx.Horizon/Ovln/Ipc/SenderService.cs
new file mode 100644
index 00000000..cab123ec
--- /dev/null
+++ b/src/Ryujinx.Horizon/Ovln/Ipc/SenderService.cs
@@ -0,0 +1,8 @@
+using Ryujinx.Horizon.Sdk.Ovln;
+
+namespace Ryujinx.Horizon.Ovln.Ipc
+{
+    partial class SenderService : ISenderService
+    {
+    }
+}
diff --git a/src/Ryujinx.Horizon/Ovln/OvlnIpcServer.cs b/src/Ryujinx.Horizon/Ovln/OvlnIpcServer.cs
new file mode 100644
index 00000000..2c00107f
--- /dev/null
+++ b/src/Ryujinx.Horizon/Ovln/OvlnIpcServer.cs
@@ -0,0 +1,48 @@
+using Ryujinx.Horizon.Ovln.Ipc;
+using Ryujinx.Horizon.Sdk.Sf.Hipc;
+using Ryujinx.Horizon.Sdk.Sm;
+
+namespace Ryujinx.Horizon.Ovln
+{
+    class OvlnIpcServer
+    {
+        private const int OvlnRcvMaxSessionsCount = 2;
+        private const int OvlnSndMaxSessionsCount = 20;
+        private const int TotalMaxSessionsCount = OvlnRcvMaxSessionsCount + OvlnSndMaxSessionsCount;
+
+        private const int PointerBufferSize = 0;
+        private const int MaxDomains = 21;
+        private const int MaxDomainObjects = 60;
+        private const int MaxPortsCount = 2;
+
+        private static readonly ManagerOptions _options = new(PointerBufferSize, MaxDomains, MaxDomainObjects, false);
+
+        private SmApi _sm;
+        private ServerManager _serverManager;
+
+        public void Initialize()
+        {
+            HeapAllocator allocator = new();
+
+            _sm = new SmApi();
+            _sm.Initialize().AbortOnFailure();
+
+            _serverManager = new ServerManager(allocator, _sm, MaxPortsCount, _options, TotalMaxSessionsCount);
+
+#pragma warning disable IDE0055 // Disable formatting
+            _serverManager.RegisterObjectForServer(new ReceiverService(), ServiceName.Encode("ovln:rcv"), OvlnRcvMaxSessionsCount); // 8.0.0+
+            _serverManager.RegisterObjectForServer(new SenderService(),   ServiceName.Encode("ovln:snd"), OvlnSndMaxSessionsCount); // 8.0.0+
+#pragma warning restore IDE0055
+        }
+
+        public void ServiceRequests()
+        {
+            _serverManager.ServiceRequests();
+        }
+
+        public void Shutdown()
+        {
+            _serverManager.Dispose();
+        }
+    }
+}
diff --git a/src/Ryujinx.Horizon/Ovln/OvlnMain.cs b/src/Ryujinx.Horizon/Ovln/OvlnMain.cs
new file mode 100644
index 00000000..8c6cf84e
--- /dev/null
+++ b/src/Ryujinx.Horizon/Ovln/OvlnMain.cs
@@ -0,0 +1,17 @@
+namespace Ryujinx.Horizon.Ovln
+{
+    class OvlnMain : IService
+    {
+        public static void Main(ServiceTable serviceTable)
+        {
+            OvlnIpcServer ipcServer = new();
+
+            ipcServer.Initialize();
+
+            serviceTable.SignalServiceReady();
+
+            ipcServer.ServiceRequests();
+            ipcServer.Shutdown();
+        }
+    }
+}