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Add AntiXray layered obfuscation mode (#8799)

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Dieser Commit ist enthalten in:
Drex 2023-02-09 18:38:00 +01:00 committet von GitHub
Ursprung 0c3311c3b2
Commit 0c9ace8f78
Es konnte kein GPG-Schlüssel zu dieser Signatur gefunden werden
GPG-Schlüssel-ID: 4AEE18F83AFDEB23
2 geänderte Dateien mit 42 neuen und 8 gelöschten Zeilen
Statistiken anzeigen Patch-Datei herunterladen Vergleichs-Datei herunterladen Alle Dateien ausklappen Alle Dateien einklappen

10
patches/server/0004-Paper-config-files.patch
Datei anzeigen

@ -14,7 +14,7 @@ public org.spigotmc.SpigotWorldConfig getString(Ljava/lang/String;Ljava/lang/Str
public net.minecraft.world.level.NaturalSpawner SPAWNING_CATEGORIES
diff --git a/build.gradle.kts b/build.gradle.kts
index a2d2c817cdc1798cd30b3a852b3a495bcbe1b91b..ebf3d64afbb5679b97a7565a2f8e5490e4a38275 100644
index 064a0c5b2a4b379ceec84652ff1e004d57419115..fc8a097b000e892630ddef00c350454a5f785281 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -12,6 +12,7 @@ dependencies {
@ -1448,7 +1448,7 @@ index 0000000000000000000000000000000000000000..1bb16fc7598cd53e822d84b69d6a9727
+}
diff --git a/src/main/java/io/papermc/paper/configuration/WorldConfiguration.java b/src/main/java/io/papermc/paper/configuration/WorldConfiguration.java
new file mode 100644
index 0000000000000000000000000000000000000000..2e9590c73d867c3ebb42f695df4c796a0f477452
index 0000000000000000000000000000000000000000..4532f3a0d74feae0a1249b53e1bfbc18a8808b32
--- /dev/null
+++ b/src/main/java/io/papermc/paper/configuration/WorldConfiguration.java
@@ -0,0 +1,475 @@
@ -4002,7 +4002,7 @@ index 0000000000000000000000000000000000000000..fdc906b106a5c6fff2675d5399650f5b
+}
diff --git a/src/main/java/io/papermc/paper/configuration/type/EngineMode.java b/src/main/java/io/papermc/paper/configuration/type/EngineMode.java
new file mode 100644
index 0000000000000000000000000000000000000000..99e90636051fa0c770ee2eafb7f0d29c8195f9ae
index 0000000000000000000000000000000000000000..7f8b685762f59049fde88e8d1bc10e1504916010
--- /dev/null
+++ b/src/main/java/io/papermc/paper/configuration/type/EngineMode.java
@@ -0,0 +1,37 @@
@ -4013,7 +4013,7 @@ index 0000000000000000000000000000000000000000..99e90636051fa0c770ee2eafb7f0d29c
+
+public enum EngineMode {
+
+ HIDE(1, "hide ores"), OBFUSCATE(2, "obfuscate");
+ HIDE(1, "hide ores"), OBFUSCATE(2, "obfuscate"), OBFUSCATE_LAYER(3, "obfuscate layer");
+
+ public static final ScalarSerializer<EngineMode> SERIALIZER = new EngineModeSerializer();
+
@ -4576,7 +4576,7 @@ index 9afc0881f6891ef2696b6f2b37c0826f3beb0666..8873bf84c71c48297a360df9c99e511f
world.serverLevelData.setDifficulty(config.difficulty);
world.setSpawnSettings(config.spawnMonsters, config.spawnAnimals);
diff --git a/src/main/java/org/bukkit/craftbukkit/Main.java b/src/main/java/org/bukkit/craftbukkit/Main.java
index 16c38195c3e4f5550122df0d65fcce8ca3a83822..1d4f6e7fcfaaee40b06f74d250d04f7a36b6458b 100644
index 8842ac222e0dea1afb7ba4584512147bb53ccb56..7e9381fcdaafb15b22d9f79592422b165b3e2523 100644
--- a/src/main/java/org/bukkit/craftbukkit/Main.java
+++ b/src/main/java/org/bukkit/craftbukkit/Main.java
@@ -131,6 +131,19 @@ public class Main {

40
patches/server/0344-Anti-Xray.patch
Datei anzeigen

@ -199,10 +199,10 @@ index 0000000000000000000000000000000000000000..bd86dc2ad2f87969da4add06de2a629f
+}
diff --git a/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketBlockControllerAntiXray.java b/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketBlockControllerAntiXray.java
new file mode 100644
index 0000000000000000000000000000000000000000..4f3670b2bdb8b1b252e9f074a6af56a018a8c465
index 0000000000000000000000000000000000000000..cab91880a08c6fdc545804911d295e0f24f4d983
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketBlockControllerAntiXray.java
@@ -0,0 +1,636 @@
@@ -0,0 +1,670 @@
+package com.destroystokyo.paper.antixray;
+
+import io.papermc.paper.configuration.WorldConfiguration;
@ -428,7 +428,31 @@ index 0000000000000000000000000000000000000000..4f3670b2bdb8b1b252e9f074a6af56a0
+ bitStorageWriter.setBuffer(chunkPacketInfoAntiXray.getBuffer());
+ int numberOfBlocks = presetBlockStateBits.length;
+ // Keep the lambda expressions as simple as possible. They are used very frequently.
+ IntSupplier random = numberOfBlocks == 1 ? (() -> 0) : new IntSupplier() {
+ LayeredIntSupplier random = numberOfBlocks == 1 ? (() -> 0) : engineMode == EngineMode.OBFUSCATE_LAYER ? new LayeredIntSupplier() {
+ // engine-mode: 3
+ private int state;
+ private int next;
+
+ {
+ while ((state = ThreadLocalRandom.current().nextInt()) == 0) ;
+ }
+
+ @Override
+ public void nextLayer() {
+ // https://en.wikipedia.org/wiki/Xorshift
+ state ^= state << 13;
+ state ^= state >>> 17;
+ state ^= state << 5;
+ // https://www.pcg-random.org/posts/bounded-rands.html
+ next = (int) ((Integer.toUnsignedLong(state) * numberOfBlocks) >>> 32);
+ }
+
+ @Override
+ public int getAsInt() {
+ return next;
+ }
+ } : new LayeredIntSupplier() {
+ // engine-mode: 2
+ private int state;
+
+ {
@ -509,6 +533,7 @@ index 0000000000000000000000000000000000000000..4f3670b2bdb8b1b252e9f074a6af56a0
+ current = next;
+ next = nextNext;
+ nextNext = temp;
+ random.nextLayer();
+ obfuscateLayer(y, bitStorageReader, bitStorageWriter, solidTemp, obfuscateTemp, presetBlockStateBitsTemp, current, next, nextNext, nearbyChunkSections, random);
+ }
+
@ -534,6 +559,7 @@ index 0000000000000000000000000000000000000000..4f3670b2bdb8b1b252e9f074a6af56a0
+ // There is nothing to read anymore
+ bitStorageReader.setBits(0);
+ solid[0] = true;
+ random.nextLayer();
+ obfuscateLayer(15, bitStorageReader, bitStorageWriter, solid, obfuscateTemp, presetBlockStateBitsTemp, current, next, nextNext, nearbyChunkSections, random);
+ }
+ } else {
@ -546,6 +572,7 @@ index 0000000000000000000000000000000000000000..4f3670b2bdb8b1b252e9f074a6af56a0
+ current = next;
+ next = nextNext;
+ nextNext = temp;
+ random.nextLayer();
+ obfuscateLayer(15, bitStorageReader, bitStorageWriter, solidTemp, obfuscateTemp, presetBlockStateBitsTemp, current, next, nextNext, nearbyChunkSections, random);
+ }
+
@ -838,6 +865,13 @@ index 0000000000000000000000000000000000000000..4f3670b2bdb8b1b252e9f074a6af56a0
+ ((ServerLevel) level).getChunkSource().blockChanged(blockPos);
+ }
+ }
+
+ @FunctionalInterface
+ private interface LayeredIntSupplier extends IntSupplier {
+ default void nextLayer() {
+
+ }
+ }
+}
diff --git a/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketInfo.java b/src/main/java/com/destroystokyo/paper/antixray/ChunkPacketInfo.java
new file mode 100644