Paper/CraftBukkit-Patches/0162-Apply-NBTReadLimiter-to-more-things.patch

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From 74b85c0aca746e6e700dbac22ab39bfefd529d6e Mon Sep 17 00:00:00 2001
From: md_5 <git@md-5.net>
Date: Sun, 27 Jul 2014 20:46:04 +1000
Subject: [PATCH] Apply NBTReadLimiter to more things.
diff --git a/src/main/java/net/minecraft/server/NBTCompressedStreamTools.java b/src/main/java/net/minecraft/server/NBTCompressedStreamTools.java
index 20fe0f1..6defdf5 100644
--- a/src/main/java/net/minecraft/server/NBTCompressedStreamTools.java
+++ b/src/main/java/net/minecraft/server/NBTCompressedStreamTools.java
@@ -46,7 +46,7 @@ public class NBTCompressedStreamTools {
public static NBTTagCompound a(byte[] abyte, NBTReadLimiter nbtreadlimiter) {
try {
- DataInputStream datainputstream = new DataInputStream(new BufferedInputStream(new GZIPInputStream(new ByteArrayInputStream(abyte))));
+ DataInputStream datainputstream = new DataInputStream(new BufferedInputStream(new org.spigotmc.LimitStream(new GZIPInputStream(new ByteArrayInputStream(abyte)), nbtreadlimiter))); // Spigot
NBTTagCompound nbttagcompound;
diff --git a/src/main/java/org/spigotmc/LimitStream.java b/src/main/java/org/spigotmc/LimitStream.java
new file mode 100644
index 0000000..dcc0548
--- /dev/null
+++ b/src/main/java/org/spigotmc/LimitStream.java
@@ -0,0 +1,39 @@
+package org.spigotmc;
+
+import java.io.FilterInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import net.minecraft.server.NBTReadLimiter;
+
+public class LimitStream extends FilterInputStream
+{
+
+ private final NBTReadLimiter limit;
+
+ public LimitStream(InputStream is, NBTReadLimiter limit)
+ {
+ super( is );
+ this.limit = limit;
+ }
+
+ @Override
+ public int read() throws IOException
+ {
+ limit.a( 1 );
+ return super.read();
+ }
+
+ @Override
+ public int read(byte[] b) throws IOException
+ {
+ limit.a( b.length );
+ return super.read( b );
+ }
+
+ @Override
+ public int read(byte[] b, int off, int len) throws IOException
+ {
+ limit.a( len );
+ return super.read( b, off, len );
+ }
+}
--
1.9.1