1 files changed, 140 insertions, 0 deletions
diff --git a/src/Ryujinx.HLE/HOS/Services/Sdb/Pl/ISharedFontManager.cs b/src/Ryujinx.HLE/HOS/Services/Sdb/Pl/ISharedFontManager.cs
new file mode 100644
index 00000000..9e2f7a4e
--- /dev/null
+++ b/src/Ryujinx.HLE/HOS/Services/Sdb/Pl/ISharedFontManager.cs
@@ -0,0 +1,140 @@
+using Ryujinx.HLE.HOS.Ipc;
+using Ryujinx.HLE.HOS.Services.Sdb.Pl.Types;
+using Ryujinx.Horizon.Common;
+using System;
+
+namespace Ryujinx.HLE.HOS.Services.Sdb.Pl
+{
+    [Service("pl:u")]
+    [Service("pl:s")] // 9.0.0+
+    class ISharedFontManager : IpcService
+    {
+        private int _fontSharedMemHandle;
+
+        public ISharedFontManager(ServiceCtx context) { }
+
+        [CommandCmif(0)]
+        // RequestLoad(u32)
+        public ResultCode RequestLoad(ServiceCtx context)
+        {
+            SharedFontType fontType = (SharedFontType)context.RequestData.ReadInt32();
+
+            // We don't need to do anything here because we do lazy initialization
+            // on SharedFontManager (the font is loaded when necessary).
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(1)]
+        // GetLoadState(u32) -> u32
+        public ResultCode GetLoadState(ServiceCtx context)
+        {
+            SharedFontType fontType = (SharedFontType)context.RequestData.ReadInt32();
+
+            // 1 (true) indicates that the font is already loaded.
+            // All fonts are already loaded.
+            context.ResponseData.Write(1);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(2)]
+        // GetFontSize(u32) -> u32
+        public ResultCode GetFontSize(ServiceCtx context)
+        {
+            SharedFontType fontType = (SharedFontType)context.RequestData.ReadInt32();
+
+            context.ResponseData.Write(context.Device.System.SharedFontManager.GetFontSize(fontType));
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(3)]
+        // GetSharedMemoryAddressOffset(u32) -> u32
+        public ResultCode GetSharedMemoryAddressOffset(ServiceCtx context)
+        {
+            SharedFontType fontType = (SharedFontType)context.RequestData.ReadInt32();
+
+            context.ResponseData.Write(context.Device.System.SharedFontManager.GetSharedMemoryAddressOffset(fontType));
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(4)]
+        // GetSharedMemoryNativeHandle() -> handle<copy>
+        public ResultCode GetSharedMemoryNativeHandle(ServiceCtx context)
+        {
+            context.Device.System.SharedFontManager.EnsureInitialized(context.Device.System.ContentManager);
+
+            if (_fontSharedMemHandle == 0)
+            {
+                if (context.Process.HandleTable.GenerateHandle(context.Device.System.FontSharedMem, out _fontSharedMemHandle) != Result.Success)
+                {
+                    throw new InvalidOperationException("Out of handles!");
+                }
+            }
+
+            context.Response.HandleDesc = IpcHandleDesc.MakeCopy(_fontSharedMemHandle);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(5)]
+        // GetSharedFontInOrderOfPriority(bytes<8, 1>) -> (u8, u32, buffer<unknown, 6>, buffer<unknown, 6>, buffer<unknown, 6>)
+        public ResultCode GetSharedFontInOrderOfPriority(ServiceCtx context)
+        {
+            long languageCode = context.RequestData.ReadInt64();
+            int  loadedCount  = 0;
+
+            for (SharedFontType type = 0; type < SharedFontType.Count; type++)
+            {
+                uint offset = (uint)type * 4;
+
+                if (!AddFontToOrderOfPriorityList(context, type, offset))
+                {
+                    break;
+                }
+
+                loadedCount++;
+            }
+
+            context.ResponseData.Write(loadedCount);
+            context.ResponseData.Write((int)SharedFontType.Count);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(6)] // 4.0.0+
+        // GetSharedFontInOrderOfPriorityForSystem(bytes<8, 1>) -> (u8, u32, buffer<unknown, 6>, buffer<unknown, 6>, buffer<unknown, 6>)
+        public ResultCode GetSharedFontInOrderOfPriorityForSystem(ServiceCtx context)
+        {
+            // TODO: Check the differencies with GetSharedFontInOrderOfPriority.
+
+            return GetSharedFontInOrderOfPriority(context);
+        }
+
+        private bool AddFontToOrderOfPriorityList(ServiceCtx context, SharedFontType fontType, uint offset)
+        {
+            ulong typesPosition = context.Request.ReceiveBuff[0].Position;
+            ulong typesSize     = context.Request.ReceiveBuff[0].Size;
+
+            ulong offsetsPosition = context.Request.ReceiveBuff[1].Position;
+            ulong offsetsSize     = context.Request.ReceiveBuff[1].Size;
+
+            ulong fontSizeBufferPosition = context.Request.ReceiveBuff[2].Position;
+            ulong fontSizeBufferSize     = context.Request.ReceiveBuff[2].Size;
+
+            if (offset + 4 > (uint)typesSize   ||
+                offset + 4 > (uint)offsetsSize ||
+                offset + 4 > (uint)fontSizeBufferSize)
+            {
+                return false;
+            }
+
+            context.Memory.Write(typesPosition + offset, (int)fontType);
+            context.Memory.Write(offsetsPosition + offset, context.Device.System.SharedFontManager.GetSharedMemoryAddressOffset(fontType));
+            context.Memory.Write(fontSizeBufferPosition + offset, context.Device.System.SharedFontManager.GetFontSize(fontType));
+
+            return true;
+        }
+    }
+}
+\ No newline at end of file