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https://github.com/PaperMC/Waterfall.git
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69d0c4010d
Upstream has released updates that appears to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing BungeeCord Changes: af10f82d Apply and enforce import ordering rules 3f01748d Minecraft 1.14-pre5 support
77 lines
2.9 KiB
Diff
77 lines
2.9 KiB
Diff
From 9de373cbf48bf9e971def774c5611cf8dc91f891 Mon Sep 17 00:00:00 2001
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From: kashike <kashike@vq.lc>
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Date: Wed, 20 Mar 2019 21:39:12 -0700
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Subject: [PATCH] Use proper max length for serverbound chat packet
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diff --git a/protocol/src/main/java/net/md_5/bungee/protocol/DefinedPacket.java b/protocol/src/main/java/net/md_5/bungee/protocol/DefinedPacket.java
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index 57155c3b..9951c1f9 100644
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--- a/protocol/src/main/java/net/md_5/bungee/protocol/DefinedPacket.java
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+++ b/protocol/src/main/java/net/md_5/bungee/protocol/DefinedPacket.java
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@@ -37,6 +37,34 @@ public abstract class DefinedPacket
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return new String( b, Charsets.UTF_8 );
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}
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+ // Waterfall start
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+ public static void writeString(String s, final int maxLength, ByteBuf buf)
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+ {
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+ if ( s.length() > maxLength )
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+ {
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+ throw new OverflowPacketException( String.format( "Cannot send string longer than %s (got %s characters)", maxLength, s.length() ) );
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+ }
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+
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+ byte[] b = s.getBytes( Charsets.UTF_8 );
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+ writeVarInt( b.length, buf );
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+ buf.writeBytes( b );
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+ }
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+
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+ public static String readString(ByteBuf buf, final int maxLength)
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+ {
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+ int len = readVarInt( buf );
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+ if ( len > maxLength )
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+ {
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+ throw new OverflowPacketException( String.format( "Cannot receive string longer than %s (got %s characters)", maxLength, len ) );
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+ }
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+
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+ byte[] b = new byte[ len ];
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+ buf.readBytes( b );
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+
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+ return new String( b, Charsets.UTF_8 );
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+ }
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+ // Waterfall end
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+
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public static void writeArray(byte[] b, ByteBuf buf)
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{
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if ( b.length > Short.MAX_VALUE )
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diff --git a/protocol/src/main/java/net/md_5/bungee/protocol/packet/Chat.java b/protocol/src/main/java/net/md_5/bungee/protocol/packet/Chat.java
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index ffcd815c..0ded6739 100644
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--- a/protocol/src/main/java/net/md_5/bungee/protocol/packet/Chat.java
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+++ b/protocol/src/main/java/net/md_5/bungee/protocol/packet/Chat.java
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@@ -27,6 +27,11 @@ public class Chat extends DefinedPacket
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@Override
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public void read(ByteBuf buf, ProtocolConstants.Direction direction, int protocolVersion)
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{
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+ // Waterfall start
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+ if (direction == ProtocolConstants.Direction.TO_CLIENT) {
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+ this.message = readString(buf, Short.MAX_VALUE * 8 + 8);
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+ } else
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+ // Waterfall end
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message = readString( buf );
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if ( direction == ProtocolConstants.Direction.TO_CLIENT )
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{
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@@ -37,6 +42,11 @@ public class Chat extends DefinedPacket
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@Override
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public void write(ByteBuf buf, ProtocolConstants.Direction direction, int protocolVersion)
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{
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+ // Waterfall start
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+ if (direction == ProtocolConstants.Direction.TO_CLIENT) {
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+ writeString(this.message, Short.MAX_VALUE * 8 + 8, buf);
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+ } else
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+ // Waterfall end
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writeString( message, buf );
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if ( direction == ProtocolConstants.Direction.TO_CLIENT )
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{
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--
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2.21.0
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