From 2a85c39c5ef743deb60890b306b236ea573fffd1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20Pivo=C5=88ka?= <petrpiv1@gmail.com>
Date: Thu, 2 Jan 2025 05:48:13 +0100
Subject: [PATCH] Add ivXor of CPlugVehiclePhyTuning (ty Auris!)

---
 .../Engines/Plug/CPlugVehiclePhyTuning.cs     | 26 +++++++++++++++++++
 Src/GBX.NET/Serialization/GbxReader.cs        | 10 +++----
 2 files changed, 30 insertions(+), 6 deletions(-)
 create mode 100644 Src/GBX.NET/Engines/Plug/CPlugVehiclePhyTuning.cs

diff --git a/Src/GBX.NET/Engines/Plug/CPlugVehiclePhyTuning.cs b/Src/GBX.NET/Engines/Plug/CPlugVehiclePhyTuning.cs
new file mode 100644
index 000000000..3d0b00f20
--- /dev/null
+++ b/Src/GBX.NET/Engines/Plug/CPlugVehiclePhyTuning.cs
@@ -0,0 +1,26 @@
+using System.Text;
+
+namespace GBX.NET.Engines.Plug;
+
+public partial class CPlugVehiclePhyTuning
+{
+    public partial class Chunk090EB000
+    {
+        public override void ReadWrite(CPlugVehiclePhyTuning n, GbxReaderWriter rw)
+        {
+            rw.Id(ref n.name);
+            rw.NodeRef<CFuncKeysReal>(ref U01);
+            rw.Single(ref U02);
+
+            if (rw.Reader?.Settings.EncryptionInitializer is not null)
+            {
+                if (n.name is null || n.name.Length < 4)
+                {
+                    throw new InvalidOperationException("Name length must be at least 4 characters.");
+                }
+
+                rw.Reader.Settings.EncryptionInitializer.Initialize(Encoding.ASCII.GetBytes(n.name.Substring(0, 4)), 0, 4);
+            }
+        }
+    }
+}
diff --git a/Src/GBX.NET/Serialization/GbxReader.cs b/Src/GBX.NET/Serialization/GbxReader.cs
index 100186a85..3144389c2 100644
--- a/Src/GBX.NET/Serialization/GbxReader.cs
+++ b/Src/GBX.NET/Serialization/GbxReader.cs
@@ -2069,15 +2069,13 @@ internal bool TryInitializeDecryption(IClass node)
         {
             parentClassId = 0x07001000;
         }
-
-        if (node is CPlugSurfaceGeom)
+        else if (baseType == typeof(CGameCtnBlockInfo))
         {
-            parentClassId = 0x0902B000;
+            parentClassId = 0x24005000;
         }
-
-        if (baseType == typeof(CGameCtnBlockInfo))
+        else if (baseType == typeof(CPlugVehiclePhyTuning))
         {
-            parentClassId = 0x24005000;
+            parentClassId = 0x0A02E000;
         }
 
         var parentClassIDBytes = BitConverter.GetBytes(parentClassId);