ReinforcedAssembly/LiquidBounce
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feat(AntiExploit): Ignore Protocol Kick option (#5987)

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On the latest version if the packet raises an exception, the client will be kicked automatically.
This is a problem especially on servers that do not handle TeamS2CPacket's properly. (pika-network, hycraft, etc)
This commit is contained in:
7GrandDad
2025-04-02 14:10:03 -06:00
committed by GitHub
parent 7f9e07b234
commit cb37348662
3 changed files with 43 additions and 0 deletions
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41
src/main/java/net/ccbluex/liquidbounce/injection/mixins/minecraft/client/network/MixinCommonNetworkHandler.java Normal file
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@@ -0,0 +1,41 @@
/*
* This file is part of LiquidBounce (https://github.com/CCBlueX/LiquidBounce)
*
* Copyright (c) 2015 - 2025 CCBlueX
*
* LiquidBounce is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* LiquidBounce is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with LiquidBounce. If not, see <https://www.gnu.org/licenses/>.
*
*/
package net.ccbluex.liquidbounce.injection.mixins.minecraft.client.network;
import net.ccbluex.liquidbounce.features.module.modules.player.ModuleAntiExploit;
import net.minecraft.client.network.ClientCommonNetworkHandler;
import net.minecraft.network.packet.Packet;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
@Mixin(ClientCommonNetworkHandler.class)
public class MixinCommonNetworkHandler {
@Inject(method = "onPacketException", at = @At(value = "HEAD"), cancellable = true)
private void packetExceptionCancel(Packet packet, Exception exception, CallbackInfo ci) {
var antiExploit = ModuleAntiExploit.INSTANCE;
if (antiExploit.getRunning() && antiExploit.getIgnoreProtocol()) {
ci.cancel();
}
}
}

1
src/main/kotlin/net/ccbluex/liquidbounce/features/module/modules/player/ModuleAntiExploit.kt
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@@ -33,6 +33,7 @@ import net.ccbluex.liquidbounce.utils.client.notification
object ModuleAntiExploit : ClientModule("AntiExploit", Category.PLAYER) {
private val limits = multiEnumChoice("Limit", Limit.entries)
val cancelDemo by boolean("CancelDemo", true)
val ignoreProtocol by boolean("IgnoreProtocolKick", true)
val notify by boolean("Notify", true)
/**

1
src/main/resources/liquidbounce.mixins.json
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@@ -33,6 +33,7 @@
"minecraft.client.MixinTranslationStorage",
"minecraft.client.MixinWindow",
"minecraft.client.MixinWorld",
"minecraft.client.network.MixinCommonNetworkHandler",
"minecraft.client.network.message.MixinMessageHandler",
"minecraft.entity.MixinAbstractClientPlayerEntity",
"minecraft.entity.MixinAbstractHorseEntity",