Migrate to .NET 9 (#198)

src/Ryujinx.Horizon/Ryujinx.Horizon.csproj

@@ -1,7 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
     <DefaultItemExcludes>$(DefaultItemExcludes);._*</DefaultItemExcludes>
   </PropertyGroup>
 

src/Ryujinx.Horizon/Sdk/Friends/Detail/Ipc/NotificationService.cs

@@ -4,6 +4,7 @@ using Ryujinx.Horizon.Sdk.OsTypes;
 using Ryujinx.Horizon.Sdk.Sf;
 using System;
 using System.Collections.Generic;
+using System.Threading;
 
 namespace Ryujinx.Horizon.Sdk.Friends.Detail.Ipc
 {
@@ -13,7 +14,7 @@ namespace Ryujinx.Horizon.Sdk.Friends.Detail.Ipc
         private readonly Uid _userId;
         private readonly FriendsServicePermissionLevel _permissionLevel;
 
-        private readonly object _lock = new();
+        private readonly Lock _lock = new();
 
         private SystemEventType _notificationEvent;
 

src/Ryujinx.Horizon/Sdk/Ngc/Detail/ContentsReader.cs

@@ -3,6 +3,7 @@ using Ryujinx.Horizon.Sdk.Fs;
 using System;
 using System.IO;
 using System.IO.Compression;
+using System.Threading;
 
 namespace Ryujinx.Horizon.Sdk.Ngc.Detail
 {
@@ -22,13 +23,12 @@ namespace Ryujinx.Horizon.Sdk.Ngc.Detail
         }
 
         private readonly IFsClient _fsClient;
-        private readonly object _lock;
+        private readonly Lock _lock = new();
         private bool _intialized;
         private ulong _cacheSize;
 
         public ContentsReader(IFsClient fsClient)
         {
-            _lock = new();
             _fsClient = fsClient;
         }
 

src/Ryujinx.Horizon/Sdk/OsTypes/Impl/MultiWaitImpl.cs

@@ -2,6 +2,7 @@ using Ryujinx.Common;
 using Ryujinx.Horizon.Common;
 using System;
 using System.Collections.Generic;
+using System.Threading;
 
 namespace Ryujinx.Horizon.Sdk.OsTypes.Impl
 {
@@ -13,7 +14,7 @@ namespace Ryujinx.Horizon.Sdk.OsTypes.Impl
 
         private readonly List<MultiWaitHolderBase> _multiWaits;
 
-        private readonly object _lock = new();
+        private readonly Lock _lock = new();
 
         private int _waitingThreadHandle;
 

src/Ryujinx.Horizon/Sdk/Sf/Cmif/ServerDomainManager.cs

@@ -1,6 +1,7 @@
 using Ryujinx.Horizon.Common;
 using System;
 using System.Collections.Generic;
+using System.Threading;
 
 namespace Ryujinx.Horizon.Sdk.Sf.Cmif
 {
@@ -209,14 +210,13 @@ namespace Ryujinx.Horizon.Sdk.Sf.Cmif
         }
 
         private readonly EntryManager _entryManager;
-        private readonly object _entryOwnerLock;
+        private readonly Lock _entryOwnerLock = new();
         private readonly HashSet<Domain> _domains;
         private readonly int _maxDomains;
 
         public ServerDomainManager(int entryCount, int maxDomains)
         {
             _entryManager = new EntryManager(entryCount);
-            _entryOwnerLock = new object();
             _domains = new HashSet<Domain>();
             _maxDomains = maxDomains;
         }

src/Ryujinx.Horizon/Sdk/Sf/Hipc/ServerManager.cs

@@ -4,6 +4,7 @@ using Ryujinx.Horizon.Sdk.Sm;
 using System;
 using System.Collections.Generic;
 using System.Numerics;
+using System.Threading;
 
 namespace Ryujinx.Horizon.Sdk.Sf.Hipc
 {
@@ -17,7 +18,7 @@ namespace Ryujinx.Horizon.Sdk.Sf.Hipc
         private readonly ulong _pointerBuffersBaseAddress;
         private readonly ulong _savedMessagesBaseAddress;
 
-        private readonly object _resourceLock;
+        private readonly Lock _resourceLock = new();
         private readonly ulong[] _sessionAllocationBitmap;
         private readonly HashSet<ServerSession> _sessions;
         private readonly HashSet<Server> _servers;
@@ -42,7 +43,6 @@ namespace Ryujinx.Horizon.Sdk.Sf.Hipc
                 }
             }
 
-            _resourceLock = new object();
             _sessionAllocationBitmap = new ulong[(maxSessions + 63) / 64];
             _sessions = new HashSet<ServerSession>();
             _servers = new HashSet<Server>();

src/Ryujinx.Horizon/Sdk/Sf/Hipc/ServerManagerBase.cs

@@ -4,6 +4,7 @@ using Ryujinx.Horizon.Sdk.Sf.Cmif;
 using Ryujinx.Horizon.Sdk.Sm;
 using System;
 using System.Linq;
+using System.Threading;
 
 namespace Ryujinx.Horizon.Sdk.Sf.Hipc
 {
@@ -16,8 +17,8 @@ namespace Ryujinx.Horizon.Sdk.Sf.Hipc
         private readonly MultiWait _multiWait;
         private readonly MultiWait _waitList;
 
-        private readonly object _multiWaitSelectionLock;
-        private readonly object _waitListLock;
+        private readonly Lock _multiWaitSelectionLock = new();
+        private readonly Lock _waitListLock = new();
 
         private readonly Event _requestStopEvent;
         private readonly Event _notifyEvent;
@@ -39,9 +40,6 @@ namespace Ryujinx.Horizon.Sdk.Sf.Hipc
             _multiWait = new MultiWait();
             _waitList = new MultiWait();
 
-            _multiWaitSelectionLock = new object();
-            _waitListLock = new object();
-
             _requestStopEvent = new Event(EventClearMode.ManualClear);
             _notifyEvent = new Event(EventClearMode.ManualClear);