22 lines
948 B
Diff
22 lines
948 B
Diff
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From f22c9b13df956663f41d000bea443a737624b91c Mon Sep 17 00:00:00 2001
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From: Benjamin James Harrison-Sims <tehrainbowguy@gmail.com>
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Date: Sun, 14 Apr 2013 03:08:51 +0100
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Subject: [PATCH] Prevent handshake spam from invalid names.
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diff --git a/src/main/java/net/minecraft/server/Packet2Handshake.java b/src/main/java/net/minecraft/server/Packet2Handshake.java
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index 343af93..920e045 100644
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--- a/src/main/java/net/minecraft/server/Packet2Handshake.java
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+++ b/src/main/java/net/minecraft/server/Packet2Handshake.java
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@@ -19,6 +19,7 @@ public class Packet2Handshake extends Packet {
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this.b = a(datainputstream, 16);
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this.c = a(datainputstream, 255);
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this.d = datainputstream.readInt();
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+ if(!this.b.matches("^[a-zA-Z0-9_]{3,16}$")){throw new IOException("Invalid name!");}// Spigot
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}
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public void a(DataOutputStream dataoutputstream) throws IOException { // CraftBukkit - throws IOException
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--
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1.8.2.1
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