Move ReadStruct/WriteStruct to Ryujinx.Common

Ryujinx.Common/StructIOExtension.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace Ryujinx.Common
+{
+    public static class StructIOExtension
+    {
+        public unsafe static T ReadStruct<T>(this BinaryReader reader) where T : struct
+        {
+            int size = Marshal.SizeOf<T>();
+
+            byte[] data = reader.ReadBytes(size);
+
+            fixed (byte* ptr = data)
+            {
+                return Marshal.PtrToStructure<T>((IntPtr)ptr);
+            }
+        }
+
+        public unsafe static void WriteStruct<T>(this BinaryWriter writer, T value) where T : struct
+        {
+            long size = Marshal.SizeOf<T>();
+
+            byte[] data = new byte[size];
+
+            fixed (byte* ptr = data)
+            {
+                Marshal.StructureToPtr<T>(value, (IntPtr)ptr, false);
+            }
+
+            writer.Write(data);
+        }
+    }
+}

Ryujinx.HLE/HOS/Services/Vi/GbpBuffer.cs

@@ -1,3 +1,4 @@
+using Ryujinx.Common;
 using System;
 using System.IO;
 using System.Runtime.InteropServices;
@@ -141,7 +142,7 @@ namespace Ryujinx.HLE.HOS.Services.Android
 
         public GbpBuffer(BinaryReader reader)
         {
-            Header = NvFlinger.ReadStruct<GraphicBufferHeader>(reader);
+            Header = reader.ReadStruct<GraphicBufferHeader>();
 
             // ignore fds
             // TODO: check if that is used in official implementation
@@ -152,13 +153,13 @@ namespace Ryujinx.HLE.HOS.Services.Android
                 throw new System.NotImplementedException($"Unexpected Graphic Buffer ints count (expected 0x51, found 0x{Header.IntsCount:x}");
             }
 
-            Buffer = NvFlinger.ReadStruct<NvGraphicBuffer>(reader);
+            Buffer = reader.ReadStruct<NvGraphicBuffer>();
         }
 
         public void Write(BinaryWriter writer)
         {
-            NvFlinger.WriteStruct(writer, Header);
+            writer.WriteStruct(Header);
-            NvFlinger.WriteStruct(writer, Buffer);
+            writer.WriteStruct(Buffer);
         }
     }
 }

Ryujinx.HLE/HOS/Services/Vi/NvFlinger.cs

@@ -325,34 +325,6 @@ namespace Ryujinx.HLE.HOS.Services.Android
             }
         }
 
-        // FIXME: move this (extension?)
-        public unsafe static T ReadStruct<T>(BinaryReader reader) where T : struct
-        {
-            int size = Marshal.SizeOf<T>();
-
-            byte[] data = reader.ReadBytes(size);
-
-            fixed (byte* ptr = data)
-            {
-                return Marshal.PtrToStructure<T>((IntPtr)ptr);
-            }
-        }
-
-        // FIXME: move this (extension?)
-        public unsafe static void WriteStruct<T>(BinaryWriter writer, T value) where T : struct
-        {
-            long size = Marshal.SizeOf<T>();
-
-            byte[] data = new byte[size];
-
-            fixed (byte* ptr = data)
-            {
-                Marshal.StructureToPtr<T>(value, (IntPtr)ptr, false);
-            }
-
-            writer.Write(data);
-        }
-
         private long MakeReplyParcel(ServiceCtx context, params int[] ints)
         {
             using (MemoryStream ms = new MemoryStream())
@@ -429,7 +401,6 @@ namespace Ryujinx.HLE.HOS.Services.Android
             int right  = crop.Right;
             int bottom = crop.Bottom;
 
-
             NvGpuVmm vmm = NvGpuASIoctl.GetASCtx(context).Vmm;
 
             _renderer.QueueAction(() =>