PacketPool.php

<?php
 
/*
 * This file is part of BedrockProtocol.
 * Copyright (C) 2014-2022 PocketMine Team <https://github.com/pmmp/BedrockProtocol>
 *
 * BedrockProtocol is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 */
 
declare(strict_types=1);
 
namespace pocketmine\network\mcpe\protocol;
 
use pocketmine\utils\Binary;
use pocketmine\utils\BinaryDataException;
 
class PacketPool{
    protected static ?PacketPool $instance = null;
 
    public static function getInstance() : self{
        if(self::$instance === null){
            self::$instance = new self;
        }
        return self::$instance;
    }
 
    protected \SplFixedArray $pool;
 
    public function __construct(){
        $this->pool = new \SplFixedArray(512);
 
        $this->registerPacket(new LoginPacket());
        $this->registerPacket(new PlayStatusPacket());
        $this->registerPacket(new ServerToClientHandshakePacket());
        $this->registerPacket(new ClientToServerHandshakePacket());
        $this->registerPacket(new DisconnectPacket());
        $this->registerPacket(new ResourcePacksInfoPacket());
        $this->registerPacket(new ResourcePackStackPacket());
        $this->registerPacket(new ResourcePackClientResponsePacket());
        $this->registerPacket(new TextPacket());
        $this->registerPacket(new SetTimePacket());
        $this->registerPacket(new StartGamePacket());
        $this->registerPacket(new AddPlayerPacket());
        $this->registerPacket(new AddActorPacket());
        $this->registerPacket(new RemoveActorPacket());
        $this->registerPacket(new AddItemActorPacket());
        $this->registerPacket(new ServerPlayerPostMovePositionPacket());
        $this->registerPacket(new TakeItemActorPacket());
        $this->registerPacket(new MoveActorAbsolutePacket());
        $this->registerPacket(new MovePlayerPacket());
        $this->registerPacket(new PassengerJumpPacket());
        $this->registerPacket(new UpdateBlockPacket());
        $this->registerPacket(new AddPaintingPacket());
        $this->registerPacket(new LevelSoundEventPacketV1());
        $this->registerPacket(new LevelEventPacket());
        $this->registerPacket(new BlockEventPacket());
        $this->registerPacket(new ActorEventPacket());
        $this->registerPacket(new MobEffectPacket());
        $this->registerPacket(new UpdateAttributesPacket());
        $this->registerPacket(new InventoryTransactionPacket());
        $this->registerPacket(new MobEquipmentPacket());
        $this->registerPacket(new MobArmorEquipmentPacket());
        $this->registerPacket(new InteractPacket());
        $this->registerPacket(new BlockPickRequestPacket());
        $this->registerPacket(new ActorPickRequestPacket());
        $this->registerPacket(new PlayerActionPacket());
        $this->registerPacket(new HurtArmorPacket());
        $this->registerPacket(new SetActorDataPacket());
        $this->registerPacket(new SetActorMotionPacket());
        $this->registerPacket(new SetActorLinkPacket());
        $this->registerPacket(new SetHealthPacket());
        $this->registerPacket(new SetSpawnPositionPacket());
        $this->registerPacket(new AnimatePacket());
        $this->registerPacket(new RespawnPacket());
        $this->registerPacket(new ContainerOpenPacket());
        $this->registerPacket(new ContainerClosePacket());
        $this->registerPacket(new PlayerHotbarPacket());
        $this->registerPacket(new InventoryContentPacket());
        $this->registerPacket(new InventorySlotPacket());
        $this->registerPacket(new ContainerSetDataPacket());
        $this->registerPacket(new CraftingDataPacket());
        $this->registerPacket(new GuiDataPickItemPacket());
        $this->registerPacket(new BlockActorDataPacket());
        $this->registerPacket(new PlayerInputPacket());
        $this->registerPacket(new LevelChunkPacket());
        $this->registerPacket(new SetCommandsEnabledPacket());
        $this->registerPacket(new SetDifficultyPacket());
        $this->registerPacket(new ChangeDimensionPacket());
        $this->registerPacket(new SetPlayerGameTypePacket());
        $this->registerPacket(new PlayerListPacket());
        $this->registerPacket(new SimpleEventPacket());
        $this->registerPacket(new LegacyTelemetryEventPacket());
        $this->registerPacket(new SpawnExperienceOrbPacket());
        $this->registerPacket(new ClientboundMapItemDataPacket());
        $this->registerPacket(new MapInfoRequestPacket());
        $this->registerPacket(new RequestChunkRadiusPacket());
        $this->registerPacket(new ChunkRadiusUpdatedPacket());
        $this->registerPacket(new GameRulesChangedPacket());
        $this->registerPacket(new CameraPacket());
        $this->registerPacket(new BossEventPacket());
        $this->registerPacket(new ShowCreditsPacket());
        $this->registerPacket(new AvailableCommandsPacket());
        $this->registerPacket(new CommandRequestPacket());
        $this->registerPacket(new CommandBlockUpdatePacket());
        $this->registerPacket(new CommandOutputPacket());
        $this->registerPacket(new UpdateTradePacket());
        $this->registerPacket(new UpdateEquipPacket());
        $this->registerPacket(new ResourcePackDataInfoPacket());
        $this->registerPacket(new ResourcePackChunkDataPacket());
        $this->registerPacket(new ResourcePackChunkRequestPacket());
        $this->registerPacket(new TransferPacket());
        $this->registerPacket(new PlaySoundPacket());
        $this->registerPacket(new StopSoundPacket());
        $this->registerPacket(new SetTitlePacket());
        $this->registerPacket(new AddBehaviorTreePacket());
        $this->registerPacket(new StructureBlockUpdatePacket());
        $this->registerPacket(new ShowStoreOfferPacket());
        $this->registerPacket(new PurchaseReceiptPacket());
        $this->registerPacket(new PlayerSkinPacket());
        $this->registerPacket(new SubClientLoginPacket());
        $this->registerPacket(new AutomationClientConnectPacket());
        $this->registerPacket(new SetLastHurtByPacket());
        $this->registerPacket(new BookEditPacket());
        $this->registerPacket(new NpcRequestPacket());
        $this->registerPacket(new PhotoTransferPacket());
        $this->registerPacket(new ModalFormRequestPacket());
        $this->registerPacket(new ModalFormResponsePacket());
        $this->registerPacket(new ServerSettingsRequestPacket());
        $this->registerPacket(new ServerSettingsResponsePacket());
        $this->registerPacket(new ShowProfilePacket());
        $this->registerPacket(new SetDefaultGameTypePacket());
        $this->registerPacket(new RemoveObjectivePacket());
        $this->registerPacket(new SetDisplayObjectivePacket());
        $this->registerPacket(new SetScorePacket());
        $this->registerPacket(new LabTablePacket());
        $this->registerPacket(new UpdateBlockSyncedPacket());
        $this->registerPacket(new MoveActorDeltaPacket());
        $this->registerPacket(new SetScoreboardIdentityPacket());
        $this->registerPacket(new SetLocalPlayerAsInitializedPacket());
        $this->registerPacket(new UpdateSoftEnumPacket());
        $this->registerPacket(new NetworkStackLatencyPacket());
        $this->registerPacket(new SpawnParticleEffectPacket());
        $this->registerPacket(new AvailableActorIdentifiersPacket());
        $this->registerPacket(new LevelSoundEventPacketV2());
        $this->registerPacket(new NetworkChunkPublisherUpdatePacket());
        $this->registerPacket(new BiomeDefinitionListPacket());
        $this->registerPacket(new LevelSoundEventPacket());
        $this->registerPacket(new LevelEventGenericPacket());
        $this->registerPacket(new LecternUpdatePacket());
        $this->registerPacket(new ClientCacheStatusPacket());
        $this->registerPacket(new OnScreenTextureAnimationPacket());
        $this->registerPacket(new MapCreateLockedCopyPacket());
        $this->registerPacket(new StructureTemplateDataRequestPacket());
        $this->registerPacket(new StructureTemplateDataResponsePacket());
        $this->registerPacket(new ClientCacheBlobStatusPacket());
        $this->registerPacket(new ClientCacheMissResponsePacket());
        $this->registerPacket(new EducationSettingsPacket());
        $this->registerPacket(new EmotePacket());
        $this->registerPacket(new MultiplayerSettingsPacket());
        $this->registerPacket(new SettingsCommandPacket());
        $this->registerPacket(new AnvilDamagePacket());
        $this->registerPacket(new CompletedUsingItemPacket());
        $this->registerPacket(new NetworkSettingsPacket());
        $this->registerPacket(new PlayerAuthInputPacket());
        $this->registerPacket(new CreativeContentPacket());
        $this->registerPacket(new PlayerEnchantOptionsPacket());
        $this->registerPacket(new ItemStackRequestPacket());
        $this->registerPacket(new ItemStackResponsePacket());
        $this->registerPacket(new PlayerArmorDamagePacket());
        $this->registerPacket(new CodeBuilderPacket());
        $this->registerPacket(new UpdatePlayerGameTypePacket());
        $this->registerPacket(new EmoteListPacket());
        $this->registerPacket(new PositionTrackingDBServerBroadcastPacket());
        $this->registerPacket(new PositionTrackingDBClientRequestPacket());
        $this->registerPacket(new DebugInfoPacket());
        $this->registerPacket(new PacketViolationWarningPacket());
        $this->registerPacket(new MotionPredictionHintsPacket());
        $this->registerPacket(new AnimateEntityPacket());
        $this->registerPacket(new CameraShakePacket());
        $this->registerPacket(new PlayerFogPacket());
        $this->registerPacket(new CorrectPlayerMovePredictionPacket());
        $this->registerPacket(new ItemComponentPacket());
        $this->registerPacket(new ClientboundDebugRendererPacket());
        $this->registerPacket(new SyncActorPropertyPacket());
        $this->registerPacket(new AddVolumeEntityPacket());
        $this->registerPacket(new RemoveVolumeEntityPacket());
        $this->registerPacket(new SimulationTypePacket());
        $this->registerPacket(new NpcDialoguePacket());
        $this->registerPacket(new EduUriResourcePacket());
        $this->registerPacket(new CreatePhotoPacket());
        $this->registerPacket(new UpdateSubChunkBlocksPacket());
        $this->registerPacket(new SubChunkPacket());
        $this->registerPacket(new SubChunkRequestPacket());
        $this->registerPacket(new PlayerStartItemCooldownPacket());
        $this->registerPacket(new ScriptMessagePacket());
        $this->registerPacket(new CodeBuilderSourcePacket());
        $this->registerPacket(new TickingAreasLoadStatusPacket());
        $this->registerPacket(new DimensionDataPacket());
        $this->registerPacket(new AgentActionEventPacket());
        $this->registerPacket(new ChangeMobPropertyPacket());
        $this->registerPacket(new LessonProgressPacket());
        $this->registerPacket(new RequestAbilityPacket());
        $this->registerPacket(new RequestPermissionsPacket());
        $this->registerPacket(new ToastRequestPacket());
        $this->registerPacket(new UpdateAbilitiesPacket());
        $this->registerPacket(new UpdateAdventureSettingsPacket());
        $this->registerPacket(new DeathInfoPacket());
        $this->registerPacket(new EditorNetworkPacket());
        $this->registerPacket(new FeatureRegistryPacket());
        $this->registerPacket(new ServerStatsPacket());
        $this->registerPacket(new RequestNetworkSettingsPacket());
        $this->registerPacket(new GameTestRequestPacket());
        $this->registerPacket(new GameTestResultsPacket());
        $this->registerPacket(new UpdateClientInputLocksPacket());
        $this->registerPacket(new CameraPresetsPacket());
        $this->registerPacket(new UnlockedRecipesPacket());
        $this->registerPacket(new CameraInstructionPacket());
        $this->registerPacket(new CompressedBiomeDefinitionListPacket());
        $this->registerPacket(new TrimDataPacket());
        $this->registerPacket(new OpenSignPacket());
        $this->registerPacket(new AgentAnimationPacket());
        $this->registerPacket(new RefreshEntitlementsPacket());
        $this->registerPacket(new PlayerToggleCrafterSlotRequestPacket());
        $this->registerPacket(new SetPlayerInventoryOptionsPacket());
        $this->registerPacket(new SetHudPacket());
        $this->registerPacket(new AwardAchievementPacket());
        $this->registerPacket(new ClientboundCloseFormPacket());
    }
 
    public function registerPacket(Packet $packet) : void{
        $this->pool[$packet->pid()] = clone $packet;
    }
 
    public function getPacketById(int $pid) : ?Packet{
        return isset($this->pool[$pid]) ? clone $this->pool[$pid] : null;
    }
 
    public function getPacket(string $buffer) : ?Packet{
        $offset = 0;
        return $this->getPacketById(Binary::readUnsignedVarInt($buffer, $offset) & DataPacket::PID_MASK);
    }
}