260 lines
16 KiB
C++
260 lines
16 KiB
C++
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// Protocol_1_8.h
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/*
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Declares the 1.8 protocol classes:
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- cProtocol_1_8_0
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- release 1.8 protocol (#47)
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*/
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#pragma once
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#include "Protocol.h"
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#include "../ByteBuffer.h"
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#include "../World.h"
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#include "../mbedTLS++/AesCfb128Decryptor.h"
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#include "../mbedTLS++/AesCfb128Encryptor.h"
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class cProtocol_1_8_0:
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public cProtocol
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{
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using Super = cProtocol;
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public:
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cProtocol_1_8_0(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State);
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/** Called when client sends some data: */
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virtual void DataReceived(const char * a_Data, size_t a_Size) override;
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/** Sending stuff to clients (alphabetically sorted): */
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virtual void SendAttachEntity (const cEntity & a_Entity, const cEntity & a_Vehicle) override;
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virtual void SendBlockAction (int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType) override;
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virtual void SendBlockBreakAnim (UInt32 a_EntityID, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Stage) override;
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virtual void SendBlockChange (int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
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virtual void SendBlockChanges (int a_ChunkX, int a_ChunkZ, const sSetBlockVector & a_Changes) override;
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virtual void SendCameraSetTo (const cEntity & a_Entity) override;
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virtual void SendChat (const AString & a_Message, eChatType a_Type) override;
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virtual void SendChat (const cCompositeChat & a_Message, eChatType a_Type, bool a_ShouldUseChatPrefixes) override;
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virtual void SendChatRaw (const AString & a_MessageRaw, eChatType a_Type) override;
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virtual void SendChunkData (int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer) override;
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virtual void SendCollectEntity (const cEntity & a_Collected, const cEntity & a_Collector, unsigned a_Count) override;
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virtual void SendDestroyEntity (const cEntity & a_Entity) override;
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virtual void SendDetachEntity (const cEntity & a_Entity, const cEntity & a_PreviousVehicle) override;
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virtual void SendDisconnect (const AString & a_Reason) override;
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virtual void SendEditSign (int a_BlockX, int a_BlockY, int a_BlockZ) override; ///< Request the client to open up the sign editor for the sign (1.6+)
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virtual void SendEntityAnimation (const cEntity & a_Entity, char a_Animation) override;
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virtual void SendEntityEffect (const cEntity & a_Entity, int a_EffectID, int a_Amplifier, int a_Duration) override;
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virtual void SendEntityEquipment (const cEntity & a_Entity, short a_SlotNum, const cItem & a_Item) override;
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virtual void SendEntityHeadLook (const cEntity & a_Entity) override;
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virtual void SendEntityLook (const cEntity & a_Entity) override;
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virtual void SendEntityMetadata (const cEntity & a_Entity) override;
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virtual void SendEntityPosition (const cEntity & a_Entity) override;
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virtual void SendEntityProperties (const cEntity & a_Entity) override;
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virtual void SendEntityStatus (const cEntity & a_Entity, char a_Status) override;
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virtual void SendEntityVelocity (const cEntity & a_Entity) override;
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virtual void SendExperience (void) override;
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virtual void SendExperienceOrb (const cExpOrb & a_ExpOrb) override;
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virtual void SendExplosion (double a_BlockX, double a_BlockY, double a_BlockZ, float a_Radius, const cVector3iArray & a_BlocksAffected, const Vector3d & a_PlayerMotion) override;
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virtual void SendGameMode (eGameMode a_GameMode) override;
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virtual void SendHealth (void) override;
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virtual void SendHeldItemChange (int a_ItemIndex) override;
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virtual void SendHideTitle (void) override;
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virtual void SendInventorySlot (char a_WindowID, short a_SlotNum, const cItem & a_Item) override;
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virtual void SendKeepAlive (UInt32 a_PingID) override;
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virtual void SendLeashEntity (const cEntity & a_Entity, const cEntity & a_EntityLeashedTo) override;
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virtual void SendLogin (const cPlayer & a_Player, const cWorld & a_World) override;
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virtual void SendLoginSuccess (void) override;
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virtual void SendMapData (const cMap & a_Map, int a_DataStartX, int a_DataStartY) override;
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virtual void SendPaintingSpawn (const cPainting & a_Painting) override;
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virtual void SendPlayerAbilities (void) override;
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virtual void SendParticleEffect (const AString & a_ParticleName, float a_SrcX, float a_SrcY, float a_SrcZ, float a_OffsetX, float a_OffsetY, float a_OffsetZ, float a_ParticleData, int a_ParticleAmount) override;
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virtual void SendParticleEffect (const AString & a_ParticleName, Vector3f a_Src, Vector3f a_Offset, float a_ParticleData, int a_ParticleAmount, std::array<int, 2> a_Data) override;
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virtual void SendPlayerListAddPlayer (const cPlayer & a_Player) override;
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virtual void SendPlayerListRemovePlayer (const cPlayer & a_Player) override;
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virtual void SendPlayerListUpdateGameMode (const cPlayer & a_Player) override;
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virtual void SendPlayerListUpdatePing (const cPlayer & a_Player) override;
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virtual void SendPlayerListUpdateDisplayName(const cPlayer & a_Player, const AString & a_CustomName) override;
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virtual void SendPlayerMaxSpeed (void) override;
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virtual void SendPlayerMoveLook (void) override;
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virtual void SendPlayerPosition (void) override;
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virtual void SendPlayerSpawn (const cPlayer & a_Player) override;
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virtual void SendPluginMessage (const AString & a_Channel, const AString & a_Message) override;
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virtual void SendRemoveEntityEffect (const cEntity & a_Entity, int a_EffectID) override;
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virtual void SendResetTitle (void) override;
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virtual void SendResourcePack (const AString & a_ResourcePackUrl) override;
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virtual void SendRespawn (eDimension a_Dimension) override;
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virtual void SendSoundEffect (const AString & a_SoundName, double a_X, double a_Y, double a_Z, float a_Volume, float a_Pitch) override;
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virtual void SendScoreboardObjective (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode) override;
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virtual void SendScoreUpdate (const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode) override;
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virtual void SendDisplayObjective (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display) override;
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virtual void SendSetSubTitle (const cCompositeChat & a_SubTitle) override;
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virtual void SendSetRawSubTitle (const AString & a_SubTitle) override;
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virtual void SendSetTitle (const cCompositeChat & a_Title) override;
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virtual void SendSetRawTitle (const AString & a_Title) override;
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virtual void SendSoundParticleEffect (const EffectID a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data) override;
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virtual void SendSpawnEntity (const cEntity & a_Entity) override;
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virtual void SendSpawnMob (const cMonster & a_Mob) override;
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virtual void SendStatistics (const cStatManager & a_Manager) override;
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virtual void SendTabCompletionResults (const AStringVector & a_Results) override;
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virtual void SendThunderbolt (int a_BlockX, int a_BlockY, int a_BlockZ) override;
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virtual void SendTitleTimes (int a_FadeInTicks, int a_DisplayTicks, int a_FadeOutTicks) override;
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virtual void SendTimeUpdate (Int64 a_WorldAge, Int64 a_TimeOfDay, bool a_DoDaylightCycle) override;
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virtual void SendUnleashEntity (const cEntity & a_Entity) override;
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virtual void SendUnloadChunk (int a_ChunkX, int a_ChunkZ) override;
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virtual void SendUpdateBlockEntity (cBlockEntity & a_BlockEntity) override;
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virtual void SendUpdateSign (int a_BlockX, int a_BlockY, int a_BlockZ, const AString & a_Line1, const AString & a_Line2, const AString & a_Line3, const AString & a_Line4) override;
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virtual void SendUseBed (const cEntity & a_Entity, int a_BlockX, int a_BlockY, int a_BlockZ) override;
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virtual void SendUnlockRecipe (UInt32 a_RecipeID) override;
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virtual void SendInitRecipes (UInt32 a_RecipeID) override;
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virtual void SendWeather (eWeather a_Weather) override;
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virtual void SendWholeInventory (const cWindow & a_Window) override;
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virtual void SendWindowClose (const cWindow & a_Window) override;
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virtual void SendWindowOpen (const cWindow & a_Window) override;
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virtual void SendWindowProperty (const cWindow & a_Window, short a_Property, short a_Value) override;
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virtual AString GetAuthServerID(void) override { return m_AuthServerID; }
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/** Compress the packet. a_Packet must be without packet length.
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a_Compressed will be set to the compressed packet includes packet length and data length.
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If compression fails, the function returns false. */
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static bool CompressPacket(const AString & a_Packet, AString & a_Compressed);
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/** The 1.8 protocol use a particle id instead of a string. This function converts the name to the id. If the name is incorrect, it returns 0. */
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static int GetParticleID(const AString & a_ParticleName);
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protected:
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AString m_ServerAddress;
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UInt16 m_ServerPort;
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AString m_AuthServerID;
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/** State of the protocol. 1 = status, 2 = login, 3 = game */
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UInt32 m_State;
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/** Buffer for the received data */
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cByteBuffer m_ReceivedData;
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bool m_IsEncrypted;
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cAesCfb128Decryptor m_Decryptor;
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cAesCfb128Encryptor m_Encryptor;
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/** The logfile where the comm is logged, when g_ShouldLogComm is true */
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cFile m_CommLogFile;
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/** Adds the received (unencrypted) data to m_ReceivedData, parses complete packets */
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virtual void AddReceivedData(const char * a_Data, size_t a_Size);
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/** Nobody inherits 1.8, so it doesn't use this method */
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virtual UInt32 GetPacketID(ePacketType a_Packet) override;
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/** Converts eMonsterType to protocol-specific mob types */
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virtual UInt32 GetProtocolMobType(eMonsterType a_MobType);
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/** Reads and handles the packet. The packet length and type have already been read.
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Returns true if the packet was understood, false if it was an unknown packet
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*/
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virtual bool HandlePacket(cByteBuffer & a_ByteBuffer, UInt32 a_PacketType);
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// Packet handlers while in the Status state (m_State == 1):
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virtual void HandlePacketStatusPing(cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer);
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// Packet handlers while in the Login state (m_State == 2):
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virtual void HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketLoginStart(cByteBuffer & a_ByteBuffer);
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// Packet handlers while in the Game state (m_State == 3):
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virtual void HandlePacketAnimation (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketBlockDig (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketBlockPlace (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketChatMessage (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketClientSettings (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketClientStatus (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketCreativeInventoryAction(cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketEntityAction (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketKeepAlive (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketPlayer (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketPlayerAbilities (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketPlayerLook (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketPlayerPos (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketPlayerPosLook (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketPluginMessage (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketResourcePackStatus (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketSlotSelect (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketSpectate (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketSteerVehicle (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketTabComplete (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketUpdateSign (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketUseEntity (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketEnchantItem (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketWindowClick (cByteBuffer & a_ByteBuffer);
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virtual void HandlePacketWindowClose (cByteBuffer & a_ByteBuffer);
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/** Parses Vanilla plugin messages into specific ClientHandle calls.
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The message payload is still in the bytebuffer, the handler reads it specifically for each handled channel */
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virtual void HandleVanillaPluginMessage(cByteBuffer & a_ByteBuffer, const AString & a_Channel);
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/** Sends the data to the client, encrypting them if needed. */
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virtual void SendData(const char * a_Data, size_t a_Size) override;
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/** Sends the packet to the client. Called by the cPacketizer's destructor. */
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virtual void SendPacket(cPacketizer & a_Packet) override;
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/** Reads an item out of the received data, sets a_Item to the values read.
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Returns false if not enough received data.
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a_KeepRemainingBytes tells the function to keep that many bytes at the end of the buffer. */
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virtual bool ReadItem(cByteBuffer & a_ByteBuffer, cItem & a_Item, size_t a_KeepRemainingBytes = 0);
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/** Parses item metadata as read by ReadItem(), into the item enchantments. */
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virtual void ParseItemMetadata(cItem & a_Item, const AString & a_Metadata);
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virtual void StartEncryption(const Byte * a_Key);
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/** Converts the BlockFace received by the protocol into eBlockFace constants.
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If the received value doesn't match any of our eBlockFace constants, BLOCK_FACE_NONE is returned. */
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eBlockFace FaceIntToBlockFace(Int8 a_FaceInt);
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/** Sends the entity type and entity-dependent data required for the entity to initially spawn. */
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virtual void SendEntitySpawn(const cEntity & a_Entity, const UInt8 a_ObjectType, const Int32 a_ObjectData);
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/** Writes the item data into a packet. */
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virtual void WriteItem(cPacketizer & a_Pkt, const cItem & a_Item);
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/** Writes the metadata for the specified entity, not including the terminating 0x7f. */
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virtual void WriteEntityMetadata(cPacketizer & a_Pkt, const cEntity & a_Entity);
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/** Writes the mob-specific metadata for the specified mob */
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virtual void WriteMobMetadata(cPacketizer & a_Pkt, const cMonster & a_Mob);
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/** Writes the entity properties for the specified entity, including the Count field. */
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virtual void WriteEntityProperties(cPacketizer & a_Pkt, const cEntity & a_Entity);
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/** Writes the block entity data for the specified block entity into the packet. */
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virtual void WriteBlockEntity(cPacketizer & a_Pkt, const cBlockEntity & a_BlockEntity);
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private:
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/** Sends an entity teleport packet.
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Mitigates a 1.8 bug where the position in the entity spawn packet is ignored,
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and so entities don't show up until a teleport is sent. */
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void SendEntityTeleport(const cEntity & a_Entity);
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/** Converts an entity to a protocol-specific entity type.
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Only entities that the Send Spawn Entity packet supports are valid inputs to this method */
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UInt8 GetProtocolEntityType(const cEntity & a_Entity);
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} ;
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