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89d51d5f29
Because this exploit has been widely known for years and has not been fixed by Mojang, we decided that it was worth allowing people to toggle it on/off due to how easy it is to make it configurable. It should be noted that this decision does not promise all future exploits will be configurable.
40 lines
1.9 KiB
Diff
40 lines
1.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Nex <nex@bits.team>
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Date: Thu, 24 Feb 2022 16:28:07 +0100
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Subject: [PATCH] Added byte array serialization/deserialization for
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PersistentDataContainers
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diff --git a/src/main/java/org/bukkit/craftbukkit/persistence/CraftPersistentDataContainer.java b/src/main/java/org/bukkit/craftbukkit/persistence/CraftPersistentDataContainer.java
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index 984e988a47aa55a3fd92198e379d0f92f511daef..5a4e7e7150b7c137b077e0b393f17ed35b5aec34 100644
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--- a/src/main/java/org/bukkit/craftbukkit/persistence/CraftPersistentDataContainer.java
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+++ b/src/main/java/org/bukkit/craftbukkit/persistence/CraftPersistentDataContainer.java
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@@ -184,4 +184,27 @@ public class CraftPersistentDataContainer implements PersistentDataContainer {
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this.customDataTags.clear();
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}
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// Paper end
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+
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+ // Paper start - byte array serialization
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+ @Override
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+ public byte[] serializeToBytes() throws java.io.IOException {
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+ final net.minecraft.nbt.CompoundTag root = this.toTagCompound();
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+ final java.io.ByteArrayOutputStream byteArrayOutput = new java.io.ByteArrayOutputStream();
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+ try (final java.io.DataOutputStream dataOutput = new java.io.DataOutputStream(byteArrayOutput)) {
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+ net.minecraft.nbt.NbtIo.write(root, dataOutput);
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+ return byteArrayOutput.toByteArray();
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+ }
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+ }
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+
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+ @Override
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+ public void readFromBytes(final byte[] bytes, final boolean clear) throws java.io.IOException {
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+ if (clear) {
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+ this.clear();
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+ }
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+ try (final java.io.DataInputStream dataInput = new java.io.DataInputStream(new java.io.ByteArrayInputStream(bytes))) {
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+ final net.minecraft.nbt.CompoundTag compound = net.minecraft.nbt.NbtIo.read(dataInput);
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+ this.putAll(compound);
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+ }
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+ }
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+ // Paper end - byte array serialization
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}
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