Waterfall/Waterfall-Proxy-Patches/0030-Duplicate-buf-instead-of-Copy.patch

From 8c2a775eba07694db8fb29e65ddd210638ad5335 Mon Sep 17 00:00:00 2001
From: LinsaFTW <25271111+linsaftw@users.noreply.github.com>
Date: Wed, 9 Mar 2022 14:36:43 -0300
Subject: [PATCH] Duplicate buf instead of Copy


diff --git a/protocol/src/main/java/net/md_5/bungee/protocol/MinecraftDecoder.java b/protocol/src/main/java/net/md_5/bungee/protocol/MinecraftDecoder.java
index 3992f521..074d2437 100644
--- a/protocol/src/main/java/net/md_5/bungee/protocol/MinecraftDecoder.java
+++ b/protocol/src/main/java/net/md_5/bungee/protocol/MinecraftDecoder.java
@@ -52,7 +52,8 @@ public class MinecraftDecoder extends MessageToMessageDecoder<ByteBuf>
             }
         }
 
-        ByteBuf slice = in.copy(); // Can't slice this one due to EntityMap :(
+        // FlameCord - Duplicate buf instead of Copy
+        ByteBuf slice = in.duplicate(); // Can't slice this one due to EntityMap :(
 
         Object packetTypeInfo = null;
         try
@@ -92,7 +93,8 @@ public class MinecraftDecoder extends MessageToMessageDecoder<ByteBuf>
                 in.skipBytes( in.readableBytes() );
             }
 
-            out.add( new PacketWrapper( packet, slice ) );
+            // FlameCord - Duplicate buf instead of Copy
+            out.add( new PacketWrapper( packet, slice.retain() ) );
             slice = null;
         } catch (BadPacketException | IndexOutOfBoundsException e) {
             // Waterfall start: Additional DoS mitigations
-- 
2.37.3.windows.1