removed reflections form anti nocom guard

This commit is contained in:
D4rkr34lm
2026-05-20 21:44:28 +02:00
parent a7a8c4d051
commit 7ed36fe56e
2 changed files with 9 additions and 29 deletions
@@ -26,6 +26,7 @@ import de.steamwar.linkage.Linked;
import de.steamwar.sql.SWException; import de.steamwar.sql.SWException;
import de.steamwar.techhider.ProtocolUtils; import de.steamwar.techhider.ProtocolUtils;
import de.steamwar.techhider.TechHider; import de.steamwar.techhider.TechHider;
import net.minecraft.core.BlockPos;
import net.minecraft.network.protocol.game.ServerboundPlayerActionPacket; import net.minecraft.network.protocol.game.ServerboundPlayerActionPacket;
import net.minecraft.network.protocol.game.ServerboundUseItemOnPacket; import net.minecraft.network.protocol.game.ServerboundUseItemOnPacket;
import net.minecraft.world.phys.BlockHitResult; import net.minecraft.world.phys.BlockHitResult;
@@ -45,7 +46,7 @@ public class AntiNocom implements Listener {
private final Map<Player, Integer> flags = new ConcurrentHashMap<>(); private final Map<Player, Integer> flags = new ConcurrentHashMap<>();
public AntiNocom() { public AntiNocom() {
TinyProtocol.instance.addFilter(blockDig, this::onDig); TinyProtocol.instance.addTypedFilter(ServerboundPlayerActionPacket.class, this::onDig);
registerUseItem(); registerUseItem();
} }
@@ -55,26 +56,15 @@ public class AntiNocom implements Listener {
} }
private void registerUseItem() { private void registerUseItem() {
Class<?> useItem = ServerboundUseItemOnPacket.class; TinyProtocol.instance.addTypedFilter(ServerboundUseItemOnPacket.class, (player, packet) -> {
BlockPos pos = packet.getHitResult().getBlockPos();
Class<?> movingObjectPositionBlock = BlockHitResult.class; return isValid(player, "UseItem", pos.getX(), pos.getZ()) ? packet : null;
Reflection.Field<?> useItemPosition = Reflection.getField(useItem, movingObjectPositionBlock, 0);
Reflection.Field<?> movingBlockPosition = Reflection.getField(movingObjectPositionBlock, TechHider.blockPosition, 0);
Function<Object, Object> getPosition = (packet) -> movingBlockPosition.get(useItemPosition.get(packet));
TinyProtocol.instance.addFilter(useItem, (player, packet) -> {
Object pos = getPosition.apply(packet);
return isValid(player, "UseItem", TechHider.blockPositionX.get(pos), TechHider.blockPositionZ.get(pos)) ? packet : null;
}); });
} }
private static final Class<?> blockDig = ServerboundPlayerActionPacket.class; private ServerboundPlayerActionPacket onDig(Player player, ServerboundPlayerActionPacket packet) {
private static final Reflection.Field<?> digPosition = Reflection.getField(blockDig, TechHider.blockPosition, 0); BlockPos pos = packet.getPos();
return isValid(player, "Dig", pos.getX(), pos.getZ()) ? packet : null;
private Object onDig(Player player, Object packet) {
Object pos = digPosition.get(packet);
return isValid(player, "Dig", TechHider.blockPositionX.get(pos), TechHider.blockPositionZ.get(pos)) ? packet : null;
} }
private boolean isValid(Player player, String type, int x, int z) { private boolean isValid(Player player, String type, int x, int z) {
@@ -8,7 +8,6 @@ import java.util.Map;
import java.util.Set; import java.util.Set;
import java.util.function.BiFunction; import java.util.function.BiFunction;
import java.util.function.Function; import java.util.function.Function;
import java.util.function.ToDoubleFunction;
import java.util.function.ToIntFunction; import java.util.function.ToIntFunction;
import it.unimi.dsi.fastutil.ints.IntArrayList; import it.unimi.dsi.fastutil.ints.IntArrayList;
@@ -16,16 +15,13 @@ import it.unimi.dsi.fastutil.ints.IntList;
import it.unimi.dsi.fastutil.shorts.ShortArraySet; import it.unimi.dsi.fastutil.shorts.ShortArraySet;
import it.unimi.dsi.fastutil.shorts.ShortSets; import it.unimi.dsi.fastutil.shorts.ShortSets;
import net.minecraft.resources.ResourceLocation; import net.minecraft.resources.ResourceLocation;
import net.minecraft.server.packs.repository.Pack;
import net.minecraft.world.level.block.entity.BlockEntityType; import net.minecraft.world.level.block.entity.BlockEntityType;
import net.minecraft.world.phys.Vec3; import net.minecraft.world.phys.Vec3;
import org.bukkit.entity.Player; import org.bukkit.entity.Player;
import org.bukkit.plugin.Plugin;
import com.comphenix.tinyprotocol.TinyProtocol; import com.comphenix.tinyprotocol.TinyProtocol;
import de.steamwar.Reflection; import de.steamwar.Reflection;
import io.netty.channel.Channel;
import net.minecraft.core.BlockPos; import net.minecraft.core.BlockPos;
import net.minecraft.core.SectionPos; import net.minecraft.core.SectionPos;
import net.minecraft.network.PacketListener; import net.minecraft.network.PacketListener;
@@ -49,7 +45,6 @@ import net.minecraft.network.protocol.configuration.ClientboundUpdateEnabledFeat
import net.minecraft.network.protocol.cookie.ClientboundCookieRequestPacket; import net.minecraft.network.protocol.cookie.ClientboundCookieRequestPacket;
import net.minecraft.network.protocol.game.ClientboundAddEntityPacket; import net.minecraft.network.protocol.game.ClientboundAddEntityPacket;
import net.minecraft.network.protocol.game.ClientboundAnimatePacket; import net.minecraft.network.protocol.game.ClientboundAnimatePacket;
import net.minecraft.network.protocol.game.ClientboundAwardStatsPacket;
import net.minecraft.network.protocol.game.ClientboundBlockChangedAckPacket; import net.minecraft.network.protocol.game.ClientboundBlockChangedAckPacket;
import net.minecraft.network.protocol.game.ClientboundBlockDestructionPacket; import net.minecraft.network.protocol.game.ClientboundBlockDestructionPacket;
import net.minecraft.network.protocol.game.ClientboundBlockEntityDataPacket; import net.minecraft.network.protocol.game.ClientboundBlockEntityDataPacket;
@@ -61,7 +56,6 @@ import net.minecraft.network.protocol.game.ClientboundBundlePacket;
import net.minecraft.network.protocol.game.ClientboundChangeDifficultyPacket; import net.minecraft.network.protocol.game.ClientboundChangeDifficultyPacket;
import net.minecraft.network.protocol.game.ClientboundChunkBatchFinishedPacket; import net.minecraft.network.protocol.game.ClientboundChunkBatchFinishedPacket;
import net.minecraft.network.protocol.game.ClientboundChunkBatchStartPacket; import net.minecraft.network.protocol.game.ClientboundChunkBatchStartPacket;
import net.minecraft.network.protocol.game.ClientboundChunksBiomesPacket;
import net.minecraft.network.protocol.game.ClientboundClearTitlesPacket; import net.minecraft.network.protocol.game.ClientboundClearTitlesPacket;
import net.minecraft.network.protocol.game.ClientboundCommandSuggestionsPacket; import net.minecraft.network.protocol.game.ClientboundCommandSuggestionsPacket;
import net.minecraft.network.protocol.game.ClientboundCommandsPacket; import net.minecraft.network.protocol.game.ClientboundCommandsPacket;
@@ -72,7 +66,6 @@ import net.minecraft.network.protocol.game.ClientboundContainerSetSlotPacket;
import net.minecraft.network.protocol.game.ClientboundCooldownPacket; import net.minecraft.network.protocol.game.ClientboundCooldownPacket;
import net.minecraft.network.protocol.game.ClientboundCustomChatCompletionsPacket; import net.minecraft.network.protocol.game.ClientboundCustomChatCompletionsPacket;
import net.minecraft.network.protocol.game.ClientboundDamageEventPacket; import net.minecraft.network.protocol.game.ClientboundDamageEventPacket;
import net.minecraft.network.protocol.game.ClientboundDebugSamplePacket;
import net.minecraft.network.protocol.game.ClientboundDeleteChatPacket; import net.minecraft.network.protocol.game.ClientboundDeleteChatPacket;
import net.minecraft.network.protocol.game.ClientboundDisguisedChatPacket; import net.minecraft.network.protocol.game.ClientboundDisguisedChatPacket;
import net.minecraft.network.protocol.game.ClientboundEntityEventPacket; import net.minecraft.network.protocol.game.ClientboundEntityEventPacket;
@@ -91,9 +84,6 @@ import net.minecraft.network.protocol.game.ClientboundLoginPacket;
import net.minecraft.network.protocol.game.ClientboundMapItemDataPacket; import net.minecraft.network.protocol.game.ClientboundMapItemDataPacket;
import net.minecraft.network.protocol.game.ClientboundMerchantOffersPacket; import net.minecraft.network.protocol.game.ClientboundMerchantOffersPacket;
import net.minecraft.network.protocol.game.ClientboundMoveEntityPacket; import net.minecraft.network.protocol.game.ClientboundMoveEntityPacket;
import net.minecraft.network.protocol.game.ClientboundMoveEntityPacket.Pos;
import net.minecraft.network.protocol.game.ClientboundMoveEntityPacket.PosRot;
import net.minecraft.network.protocol.game.ClientboundMoveEntityPacket.Rot;
import net.minecraft.network.protocol.game.ClientboundMoveMinecartPacket; import net.minecraft.network.protocol.game.ClientboundMoveMinecartPacket;
import net.minecraft.network.protocol.game.ClientboundMoveVehiclePacket; import net.minecraft.network.protocol.game.ClientboundMoveVehiclePacket;
import net.minecraft.network.protocol.game.ClientboundOpenBookPacket; import net.minecraft.network.protocol.game.ClientboundOpenBookPacket;
@@ -455,7 +445,7 @@ public abstract class TechHider {
return packet; return packet;
} }
else if(packetProcessors.containsKey(packet.getClass())) { else if(packetProcessors.containsKey(packet.getClass())) {
return packetProcessors.get(packet.getClass()).apply(player, packet); return packetProcessors.get(packet.getClass()).apply(player, (Packet<? extends PacketListener>) packet);
} }
else { else {
return null; return null;