Waterfall/BungeeCord-Patches/0009-Don-t-access-a-ByteBuf-s-underlying-array.patch
2023-09-21 18:32:26 +01:00

87 lines
4.4 KiB
Diff

From 26fe18efeeb9121455d23354b9f1869096a6ac6e Mon Sep 17 00:00:00 2001
From: Techcable <Techcable@techcable.net>
Date: Tue, 3 May 2016 20:31:52 -0700
Subject: [PATCH] Don't access a ByteBuf's underlying array
It returns the underlying array storage, and does *not* return a view of the buffer as an array
diff --git a/protocol/src/main/java/net/md_5/bungee/protocol/packet/PluginMessage.java b/protocol/src/main/java/net/md_5/bungee/protocol/packet/PluginMessage.java
index 70b292f0..91f71c09 100644
--- a/protocol/src/main/java/net/md_5/bungee/protocol/packet/PluginMessage.java
+++ b/protocol/src/main/java/net/md_5/bungee/protocol/packet/PluginMessage.java
@@ -3,6 +3,7 @@ package net.md_5.bungee.protocol.packet;
import com.google.common.base.Function;
import com.google.common.base.Preconditions;
import io.netty.buffer.ByteBuf;
+import io.netty.buffer.ByteBufUtil; // Waterfall
import java.io.ByteArrayInputStream;
import java.io.DataInput;
import java.io.DataInputStream;
@@ -47,10 +48,23 @@ public class PluginMessage extends DefinedPacket
return "legacy:" + tag.toLowerCase( Locale.ROOT );
}
};
- //
+
+ public PluginMessage(String tag, ByteBuf data, boolean allowExtendedPacket) {
+ this(tag, ByteBufUtil.getBytes(data), allowExtendedPacket);
+ }
+
private String tag;
private byte[] data;
+ public void setData(byte[] data) {
+ this.data = Preconditions.checkNotNull(data, "Null data");
+ }
+
+ public void setData(ByteBuf buf) {
+ Preconditions.checkNotNull(buf, "Null buffer");
+ setData(ByteBufUtil.getBytes(buf));
+ }
+
/**
* Allow this packet to be sent as an "extended" packet.
*/
diff --git a/proxy/src/main/java/net/md_5/bungee/ServerConnector.java b/proxy/src/main/java/net/md_5/bungee/ServerConnector.java
index 7ef4ee91..287a0545 100644
--- a/proxy/src/main/java/net/md_5/bungee/ServerConnector.java
+++ b/proxy/src/main/java/net/md_5/bungee/ServerConnector.java
@@ -266,7 +266,7 @@ public class ServerConnector extends PacketHandler
ByteBuf brand = ByteBufAllocator.DEFAULT.heapBuffer();
DefinedPacket.writeString( bungee.getName() + " (" + bungee.getVersion() + ")", brand );
- user.unsafe().sendPacket( new PluginMessage( user.getPendingConnection().getVersion() >= ProtocolConstants.MINECRAFT_1_13 ? "minecraft:brand" : "MC|Brand", DefinedPacket.toArray( brand ), handshakeHandler != null && handshakeHandler.isServerForge() ) );
+ user.unsafe().sendPacket( new PluginMessage( user.getPendingConnection().getVersion() >= ProtocolConstants.MINECRAFT_1_13 ? "minecraft:brand" : "MC|Brand", brand, handshakeHandler != null && handshakeHandler.isServerForge() ) ); // Waterfall
brand.release();
}
diff --git a/proxy/src/main/java/net/md_5/bungee/connection/DownstreamBridge.java b/proxy/src/main/java/net/md_5/bungee/connection/DownstreamBridge.java
index 117ebb76..b8248ec4 100644
--- a/proxy/src/main/java/net/md_5/bungee/connection/DownstreamBridge.java
+++ b/proxy/src/main/java/net/md_5/bungee/connection/DownstreamBridge.java
@@ -300,7 +300,7 @@ public class DownstreamBridge extends PacketHandler
brand = ByteBufAllocator.DEFAULT.heapBuffer();
DefinedPacket.writeString( bungee.getName() + " (" + bungee.getVersion() + ")" + " <- " + serverBrand, brand );
- pluginMessage.setData( DefinedPacket.toArray( brand ) );
+ pluginMessage.setData( brand );
brand.release();
// changes in the packet are ignored so we need to send it manually
con.unsafe().sendPacket( pluginMessage );
diff --git a/proxy/src/main/java/net/md_5/bungee/netty/PipelineUtils.java b/proxy/src/main/java/net/md_5/bungee/netty/PipelineUtils.java
index 5b9c35d1..2d6885a9 100644
--- a/proxy/src/main/java/net/md_5/bungee/netty/PipelineUtils.java
+++ b/proxy/src/main/java/net/md_5/bungee/netty/PipelineUtils.java
@@ -50,7 +50,7 @@ import net.md_5.bungee.protocol.Varint21LengthFieldPrepender;
public class PipelineUtils
{
- public static final AttributeKey<ListenerInfo> LISTENER = AttributeKey.valueOf( "ListerInfo" );
+ public static final AttributeKey<ListenerInfo> LISTENER = AttributeKey.newInstance( "ListerInfo" );
public static final ChannelInitializer<Channel> SERVER_CHILD = new ChannelInitializer<Channel>()
{
@Override
--
2.42.0