From 65dda2aef539d22220c8a5dbe44bdf068a8c29f5 Mon Sep 17 00:00:00 2001
From: alrun3 <221875817+alrun3@users.noreply.github.com>
Date: Fri, 1 Aug 2025 22:10:18 +0200
Subject: [PATCH] perf: use `Seek` when possible to skip bytes efficiently

---
 W3GNET/Extensions/BinaryReaderExtension.cs | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

diff --git a/W3GNET/Extensions/BinaryReaderExtension.cs b/W3GNET/Extensions/BinaryReaderExtension.cs
index e066218..fb64215 100644
--- a/W3GNET/Extensions/BinaryReaderExtension.cs
+++ b/W3GNET/Extensions/BinaryReaderExtension.cs
@@ -11,14 +11,22 @@ internal static class BinaryReaderExtension
     {
         internal static void SkipBytes(this BinaryReader reader, uint count)
         {
-            for (int i = 0; i < count; i++)
+            var stream = reader.BaseStream;
+            if (stream.CanSeek)
             {
-                if (reader.BaseStream.Length <= reader.BaseStream.Position)
+                stream.Seek(Math.Min(count, stream.Length - stream.Position), SeekOrigin.Current);
+            }
+            else
+            {
+                for (int i = 0; i < count; i++)
                 {
-                    return;
-                }
+                    if (stream.Length <= stream.Position)
+                    {
+                        return;
+                    }
 
-                reader.ReadByte();
+                    _ = reader.ReadByte();
+                }
             }
         }