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// Protocol_1_9.h
/*
Declares the 1.9 protocol classes:
- cProtocol_1_9_0
- release 1.9 protocol (#107)
- cProtocol_1_9_1
- release 1.9.1 protocol (#108)
- cProtocol_1_9_2
- release 1.9.2 protocol (#109)
- cProtocol_1_9_4
- release 1.9.4 protocol (#110)
*/
#pragma once
#include "Protocol.h"
#include "../ByteBuffer.h"
#include "../World.h"
#include "../mbedTLS++/AesCfb128Decryptor.h"
#include "../mbedTLS++/AesCfb128Encryptor.h"
class cProtocol_1_9_0:
public cProtocol
{
using Super = cProtocol;
public:
cProtocol_1_9_0(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State);
/** 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 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, int 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 SendExperience (void) override;
virtual void SendExperienceOrb (const cExpOrb & a_ExpOrb) 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 SendHeldItemChange (int a_ItemIndex) 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 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 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<int, 2> a_Data) 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 SendResourcePack (const AString & a_ResourcePackUrl) override;
virtual void SendRespawn (eDimension a_Dimension) 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 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 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) 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 { return m_AuthServerID; }
/** Compress the packet. a_Packet must be without packet length.
a_Compressed will be set to the compressed packet includes packet length and data length.
If compression fails, the function returns false. */
static bool CompressPacket(const AString & a_Packet, AString & a_Compressed);
/** 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. */
static int GetParticleID(const AString & a_ParticleName);
/** Minecraft 1.8 use other locations to spawn the item frame. This function converts the 1.7 positions to 1.8 positions. */
static void FixItemFramePositions(int a_ObjectData, double & a_PosX, double & a_PosZ, double & a_Yaw);
protected:
AString m_ServerAddress;
UInt16 m_ServerPort;
AString m_AuthServerID;
/** State of the protocol. 1 = status, 2 = login, 3 = game */
UInt32 m_State;
/** The current teleport ID, and whether it has been confirmed by the client */
bool m_IsTeleportIdConfirmed;
UInt32 m_OutstandingTeleportId;
/** Buffer for the received data */
cByteBuffer m_ReceivedData;
bool m_IsEncrypted;
cAesCfb128Decryptor m_Decryptor;
cAesCfb128Encryptor m_Encryptor;
/** The logfile where the comm is logged, when g_ShouldLogComm is true */
cFile m_CommLogFile;
/** Adds the received (unencrypted) data to m_ReceivedData, parses complete packets */
void AddReceivedData(const char * a_Data, size_t a_Size);
/** Get the packet ID for a given packet */
virtual UInt32 GetPacketID(ePacketType a_Packet) override;
/** Converts eMonsterType to protocol-specific mob IDs */
virtual UInt32 GetProtocolMobType(eMonsterType a_MobType) override;
/** Reads and handles the packet. The packet length and type have already been read.
Returns true if the packet was understood, false if it was an unknown packet. */
virtual bool HandlePacket(cByteBuffer & a_ByteBuffer, UInt32 a_PacketType);
// Packet handlers while in the Status state (m_State == 1):
virtual void HandlePacketStatusPing(cByteBuffer & a_ByteBuffer);
virtual void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer);
// Packet handlers while in the Login state (m_State == 2):
virtual void HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffer);
virtual void HandlePacketLoginStart(cByteBuffer & a_ByteBuffer);
// Packet handlers while in the Game state (m_State == 3):
virtual void HandlePacketAnimation (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketBlockDig (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketBlockPlace (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketBoatSteer (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketChatMessage (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketClientSettings (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketClientStatus (cByteBuffer & a_ByteBuffer);
virtual void HandleConfirmTeleport (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketCreativeInventoryAction(cByteBuffer & a_ByteBuffer);
virtual void HandlePacketEntityAction (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketKeepAlive (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketPlayer (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketPlayerAbilities (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketPlayerLook (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketPlayerPos (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketPlayerPosLook (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketPluginMessage (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketResourcePackStatus (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketSlotSelect (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketSteerVehicle (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketSpectate (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketTabComplete (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketUpdateSign (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketUseEntity (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketUseItem (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketEnchantItem (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketVehicleMove (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketWindowClick (cByteBuffer & a_ByteBuffer);
virtual void HandlePacketWindowClose (cByteBuffer & a_ByteBuffer);
/** Parses Vanilla plugin messages into specific ClientHandle calls.
The message payload is still in the bytebuffer, the handler reads it specifically for each handled channel */
virtual void HandleVanillaPluginMessage(cByteBuffer & a_ByteBuffer, const AString & a_Channel);
/** Sends the data to the client, encrypting them if needed. */
virtual void SendData(const char * a_Data, size_t a_Size) override;
/** Sends the packet to the client. Called by the cPacketizer's destructor. */
virtual void SendPacket(cPacketizer & a_Packet) override;
void SendCompass(const cWorld & a_World);
/** Reads an item out of the received data, sets a_Item to the values read.
Returns false if not enough received data.
a_KeepRemainingBytes tells the function to keep that many bytes at the end of the buffer. */
virtual bool ReadItem(cByteBuffer & a_ByteBuffer, cItem & a_Item, size_t a_KeepRemainingBytes = 0);
/** Parses item metadata as read by ReadItem(), into the item enchantments. */
void ParseItemMetadata(cItem & a_Item, const AString & a_Metadata);
void StartEncryption(const Byte * a_Key);
/** Converts the BlockFace received by the protocol into eBlockFace constants.
If the received value doesn't match any of our eBlockFace constants, BLOCK_FACE_NONE is returned. */
eBlockFace FaceIntToBlockFace(Int32 a_FaceInt);
/** Converts the hand parameter received by the protocol into eHand constants.
If the received value doesn't match any of the know value, raise an assertion fail or return hMain. */
eHand HandIntToEnum(Int32 a_Hand);
/** Writes the item data into a packet. */
virtual void WriteItem(cPacketizer & a_Pkt, const cItem & a_Item);
/** Writes the metadata for the specified entity, not including the terminating 0xff. */
virtual void WriteEntityMetadata(cPacketizer & a_Pkt, const cEntity & a_Entity);
/** Writes the mob-specific metadata for the specified mob */
virtual void WriteMobMetadata(cPacketizer & a_Pkt, const cMonster & a_Mob);
/** Writes the entity properties for the specified entity, including the Count field. */
void WriteEntityProperties(cPacketizer & a_Pkt, const cEntity & a_Entity);
/** Writes the block entity data for the specified block entity into the packet. */
virtual void WriteBlockEntity(cPacketizer & a_Pkt, const cBlockEntity & a_BlockEntity);
/** Types used within metadata */
enum eMetadataType
{
METADATA_TYPE_BYTE = 0,
METADATA_TYPE_VARINT = 1,
METADATA_TYPE_FLOAT = 2,
METADATA_TYPE_STRING = 3,
METADATA_TYPE_CHAT = 4,
METADATA_TYPE_ITEM = 5,
METADATA_TYPE_BOOL = 6,
METADATA_TYPE_ROTATION = 7,
METADATA_TYPE_POSITION = 8,
METADATA_TYPE_OPTIONAL_POSITION = 9,
METADATA_TYPE_DIRECTION = 10,
METADATA_TYPE_OPTIONAL_UUID = 11,
METADATA_TYPE_BLOCKID = 12
} ;
} ;
/** The version 108 protocol, used by 1.9.1. Uses an int rather than a byte for dimension in join game. */
class cProtocol_1_9_1:
public cProtocol_1_9_0
{
using Super = cProtocol_1_9_0;
public:
cProtocol_1_9_1(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State);
// cProtocol_1_9_0 overrides:
virtual void SendLogin(const cPlayer & a_Player, const cWorld & a_World) override;
virtual void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer) override;
} ;
/** The version 109 protocol, used by 1.9.2. Same as 1.9.1, except the server list ping version number changed with the protocol number. */
class cProtocol_1_9_2:
public cProtocol_1_9_1
{
using Super = cProtocol_1_9_1;
public:
cProtocol_1_9_2(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State);
// cProtocol_1_9_1 overrides:
virtual void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer) override;
} ;
/** The version 110 protocol, used by 1.9.3 and 1.9.4. */
class cProtocol_1_9_4:
public cProtocol_1_9_2
{
using Super = cProtocol_1_9_2;
public:
cProtocol_1_9_4(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State);
// cProtocol_1_9_2 overrides:
virtual void SendChunkData (int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer) 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 HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer) override;
protected:
virtual UInt32 GetPacketID(ePacketType a_Packet) override;
} ;
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