61 lines
2.2 KiB
Diff
61 lines
2.2 KiB
Diff
From 871021795c88fb39e7677f38af2281a321d852e1 Mon Sep 17 00:00:00 2001
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From: Thinkofdeath <thethinkofdeath@gmail.com>
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Date: Wed, 15 Jan 2014 21:52:47 +0000
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Subject: [PATCH] Block data values that crash the client
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diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
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index b1213f0..cbcc9e9 100644
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--- a/src/main/java/net/minecraft/server/Chunk.java
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+++ b/src/main/java/net/minecraft/server/Chunk.java
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@@ -143,7 +143,7 @@ public class Chunk {
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}
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this.sections[l1].setTypeId(l, j1 & 15, i1, block);
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- this.sections[l1].setData(l, j1 & 15, i1, abyte[k1]);
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+ this.sections[l1].setData(l, j1 & 15, i1, checkData( block, abyte[k1] ) );
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}
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}
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}
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@@ -426,6 +426,17 @@ public class Chunk {
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}
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}
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+ // Spigot start - prevent invalid data values
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+ public static int checkData( Block block, int data )
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+ {
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+ if (block == Blocks.DOUBLE_PLANT )
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+ {
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+ return data < 6 || data >= 8 ? data : 0;
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+ }
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+ return data;
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+ }
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+ // Spigot end
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+
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public boolean a(int i, int j, int k, Block block, int l) {
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int i1 = k << 4 | i;
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@@ -480,7 +491,7 @@ public class Chunk {
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if (chunksection.getTypeId(i, j & 15, k) != block) {
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return false;
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} else {
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- chunksection.setData(i, j & 15, k, l);
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+ chunksection.setData(i, j & 15, k, checkData( block, l ) );
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if (flag) {
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this.initLighting();
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} else {
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@@ -545,8 +556,9 @@ public class Chunk {
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return false;
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} else {
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this.n = true;
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- chunksection.setData(i, j & 15, k, l);
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- if (chunksection.getTypeId(i, j & 15, k) instanceof IContainer) {
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+ Block block = chunksection.getTypeId( i, j & 15, k );
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+ chunksection.setData(i, j & 15, k, checkData( block, l ) );
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+ if (block instanceof IContainer) {
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TileEntity tileentity = this.e(i, j, k);
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if (tileentity != null) {
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--
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1.9.1
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