// ProtocolRecognizer.h // Interfaces to the cProtocolRecognizer class representing the meta-protocol that recognizes possibly multiple // protocol versions and redirects everything to them #pragma once #include "Protocol.h" #include "../ByteBuffer.h" // Adjust these if a new protocol is added or an old one is removed: #define MCS_CLIENT_VERSIONS "1.8.x, 1.9.x, 1.10.x, 1.11.x, 1.12.x" #define MCS_PROTOCOL_VERSIONS "47, 107, 108, 109, 110, 210, 315, 316, 335, 338" #define MCS_LATEST_PROTOCOL_VERSION 338 class cProtocolRecognizer : public cProtocol { typedef cProtocol super; public: enum { PROTO_VERSION_1_8_0 = 47, PROTO_VERSION_1_9_0 = 107, PROTO_VERSION_1_9_1 = 108, PROTO_VERSION_1_9_2 = 109, PROTO_VERSION_1_9_4 = 110, PROTO_VERSION_1_10_0 = 210, PROTO_VERSION_1_11_0 = 315, PROTO_VERSION_1_11_1 = 316, PROTO_VERSION_1_12 = 335, PROTO_VERSION_1_12_1 = 338, } ; cProtocolRecognizer(cClientHandle * a_Client); virtual ~cProtocolRecognizer() override; /** Translates protocol version number into protocol version text: 49 -> "1.4.4" */ static AString GetVersionTextFromInt(int a_ProtocolVersion); /** Called when client sends some data: */ virtual void DataReceived(const char * a_Data, size_t a_Size) override; /** Sending stuff to clients (alphabetically sorted): */ virtual void SendAttachEntity (const cEntity & a_Entity, const cEntity & a_Vehicle) override; virtual void SendBlockAction (int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType) override; virtual void SendBlockBreakAnim (UInt32 a_EntityID, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Stage) override; virtual void SendBlockChange (int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override; virtual void SendBlockChanges (int a_ChunkX, int a_ChunkZ, const sSetBlockVector & a_Changes) override; virtual void SendOpenBook (const short a_Hand) override; virtual void SendCameraSetTo (const cEntity & a_Entity) override; virtual void SendChat (const AString & a_Message, eChatType a_Type) override; virtual void SendChat (const cCompositeChat & a_Message, eChatType a_Type, bool a_ShouldUseChatPrefixes) override; virtual void SendChatRaw (const AString & a_MessageRaw, eChatType a_Type) override; virtual void SendChunkData (int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer) override; virtual void SendCollectEntity (const cEntity & a_Entity, const cPlayer & a_Player, int a_Count) override; virtual void SendDestroyEntity (const cEntity & a_Entity) override; virtual void SendDetachEntity (const cEntity & a_Entity, const cEntity & a_PreviousVehicle) override; virtual void SendDisconnect (const AString & a_Reason) override; 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+) virtual void SendEntityEffect (const cEntity & a_Entity, int a_EffectID, int a_Amplifier, short a_Duration) override; virtual void SendEntityEquipment (const cEntity & a_Entity, short a_SlotNum, const cItem & a_Item) override; virtual void SendEntityHeadLook (const cEntity & a_Entity) override; virtual void SendEntityLook (const cEntity & a_Entity) override; virtual void SendEntityMetadata (const cEntity & a_Entity) override; virtual void SendEntityProperties (const cEntity & a_Entity) override; virtual void SendEntityRelMove (const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ) override; virtual void SendEntityRelMoveLook (const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ) override; virtual void SendEntityStatus (const cEntity & a_Entity, char a_Status) override; virtual void SendEntityVelocity (const cEntity & a_Entity) override; virtual void SendExplosion (double a_BlockX, double a_BlockY, double a_BlockZ, float a_Radius, const cVector3iArray & a_BlocksAffected, const Vector3d & a_PlayerMotion) override; virtual void SendGameMode (eGameMode a_GameMode) override; virtual void SendHealth (void) override; virtual void SendHideTitle (void) override; virtual void SendInventorySlot (char a_WindowID, short a_SlotNum, const cItem & a_Item) override; virtual void SendKeepAlive (UInt32 a_PingID) override; virtual void SendLeashEntity (const cEntity & a_Entity, const cEntity & a_EntityLeashedTo) override; virtual void SendLogin (const cPlayer & a_Player, const cWorld & a_World) override; virtual void SendLoginSuccess (void) override; virtual void SendMapData (const cMap & a_Map, int a_DataStartX, int a_DataStartY) override; 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; virtual void SendParticleEffect (const AString & a_ParticleName, Vector3f a_Src, Vector3f a_Offset, float a_ParticleData, int a_ParticleAmount, std::array a_Data) override; virtual void SendPaintingSpawn (const cPainting & a_Painting) override; virtual void SendPickupSpawn (const cPickup & a_Pickup) override; virtual void SendPlayerAbilities (void) override; virtual void SendEntityAnimation (const cEntity & a_Entity, char a_Animation) override; virtual void SendPlayerListAddPlayer (const cPlayer & a_Player) override; virtual void SendPlayerListRemovePlayer (const cPlayer & a_Player) override; virtual void SendPlayerListUpdateGameMode (const cPlayer & a_Player) override; virtual void SendPlayerListUpdatePing (const cPlayer & a_Player) override; virtual void SendPlayerListUpdateDisplayName(const cPlayer & a_Player, const AString & a_CustomName) override; virtual void SendPlayerMaxSpeed (void) override; virtual void SendPlayerMoveLook (void) override; virtual void SendPlayerPosition (void) override; virtual void SendPlayerSpawn (const cPlayer & a_Player) override; virtual void SendPluginMessage (const AString & a_Channel, const AString & a_Message) override; virtual void SendRemoveEntityEffect (const cEntity & a_Entity, int a_EffectID) override; virtual void SendResetTitle (void) override; virtual void SendRespawn (eDimension a_Dimension) override; virtual void SendExperience (void) override; virtual void SendExperienceOrb (const cExpOrb & a_ExpOrb) override; virtual void SendScoreboardObjective (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode) override; virtual void SendScoreUpdate (const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode) override; virtual void SendDisplayObjective (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display) override; virtual void SendSetSubTitle (const cCompositeChat & a_SubTitle) override; virtual void SendSetRawSubTitle (const AString & a_SubTitle) override; virtual void SendSetTitle (const cCompositeChat & a_Title) override; virtual void SendSetRawTitle (const AString & a_Title) override; virtual void SendSoundEffect (const AString & a_SoundName, double a_X, double a_Y, double a_Z, float a_Volume, float a_Pitch) override; virtual void SendSoundParticleEffect (const EffectID a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data) override; virtual void SendSpawnFallingBlock (const cFallingBlock & a_FallingBlock) override; virtual void SendSpawnMob (const cMonster & a_Mob) override; virtual void SendSpawnObject (const cEntity & a_Entity, char a_ObjectType, int a_ObjectData, Byte a_Yaw, Byte a_Pitch) override; virtual void SendSpawnVehicle (const cEntity & a_Vehicle, char a_VehicleType, char a_VehicleSubType) override; virtual void SendStatistics (const cStatManager & a_Manager) override; virtual void SendTabCompletionResults (const AStringVector & a_Results) override; virtual void SendTeleportEntity (const cEntity & a_Entity) override; virtual void SendThunderbolt (int a_BlockX, int a_BlockY, int a_BlockZ) override; virtual void SendTitleTimes (int a_FadeInTicks, int a_DisplayTicks, int a_FadeOutTicks) override; virtual void SendTimeUpdate (Int64 a_WorldAge, Int64 a_TimeOfDay, bool a_DoDaylightCycle) override; virtual void SendUnleashEntity (const cEntity & a_Entity) override; virtual void SendUnloadChunk (int a_ChunkX, int a_ChunkZ) override; virtual void SendUpdateBlockEntity (cBlockEntity & a_BlockEntity) override; 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; virtual void SendUseBed (const cEntity & a_Entity, int a_BlockX, int a_BlockY, int a_BlockZ) override; virtual void SendWeather (eWeather a_Weather) override; virtual void SendWholeInventory (const cWindow & a_Window) override; virtual void SendWindowClose (const cWindow & a_Window) override; virtual void SendWindowOpen (const cWindow & a_Window) override; virtual void SendWindowProperty (const cWindow & a_Window, short a_Property, short a_Value) override; virtual AString GetAuthServerID(void) override; virtual void SendData(const char * a_Data, size_t a_Size) override; protected: /** The recognized protocol */ cProtocol * m_Protocol; /** Buffer for the incoming data until we recognize the protocol */ cByteBuffer m_Buffer; /** Is a server list ping for an unrecognized version currently occuring? */ bool m_InPingForUnrecognizedVersion; // Packet handlers while in status state (m_InPingForUnrecognizedVersion == true) void HandlePacketStatusRequest(); void HandlePacketStatusPing(); /** Tries to recognize protocol based on m_Buffer contents; returns true if recognized */ bool TryRecognizeProtocol(void); /** Tries to recognize a protocol in the lengthed family (1.7+), based on m_Buffer; returns true if recognized. The packet length and type have already been read, type is 0 The number of bytes remaining in the packet is passed as a_PacketLengthRemaining. */ bool TryRecognizeLengthedProtocol(UInt32 a_PacketLengthRemaining); /** Sends a single packet contained within the cPacketizer class. The cPacketizer's destructor calls this to send the contained packet; protocol may transform the data (compression in 1.8 etc). */ virtual void SendPacket(cPacketizer & a_Pkt) override; } ;