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// Protocol.h
// Interfaces to the cProtocol class representing the generic interface that a protocol
// parser and serializer must implement
#pragma once
#include "../Defines.h"
#include "../Endianness.h"
#include "../Scoreboard.h"
#include "../Map.h"
#include "../ByteBuffer.h"
#include "../EffectID.h"
#include <array>
class cExpOrb;
class cPlayer;
class cEntity;
class cWindow;
class cInventory;
class cPawn;
class cPickup;
class cPainting;
class cWorld;
class cMonster;
class cChunkDataSerializer;
class cFallingBlock;
class cCompositeChat;
class cStatManager;
class cPacketizer;
typedef unsigned char Byte;
class cProtocol
{
public:
cProtocol(cClientHandle * a_Client) :
m_Client(a_Client),
m_OutPacketBuffer(64 KiB),
m_OutPacketLenBuffer(20) // 20 bytes is more than enough for one VarInt
{
}
virtual ~cProtocol() {}
/** Called when client sends some data */
virtual void DataReceived(const Byte * a_Data, size_t a_Size) = 0;
// Sending stuff to clients (alphabetically sorted):
virtual void SendAttachEntity (const cEntity & a_Entity, const cEntity * a_Vehicle) = 0;
virtual void SendBlockAction (int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType) = 0;
virtual void SendBlockBreakAnim (UInt32 a_EntityID, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Stage) = 0;
virtual void SendBlockChange (int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) = 0;
virtual void SendBlockChanges (int a_ChunkX, int a_ChunkZ, const sSetBlockVector & a_Changes) = 0;
virtual void SendChat (const AString & a_Message, eChatType a_Type) = 0;
virtual void SendChat (const cCompositeChat & a_Message, eChatType a_Type, bool a_ShouldUseChatPrefixes) = 0;
virtual void SendChunkData (int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer) = 0;
virtual void SendCollectEntity (const cEntity & a_Entity, const cPlayer & a_Player) = 0;
virtual void SendDestroyEntity (const cEntity & a_Entity) = 0;
virtual void SendDisconnect (const AString & a_Reason) = 0;
virtual void SendEditSign (int a_BlockX, int a_BlockY, int a_BlockZ) = 0; ///< 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) = 0;
virtual void SendEntityEquipment (const cEntity & a_Entity, short a_SlotNum, const cItem & a_Item) = 0;
virtual void SendEntityHeadLook (const cEntity & a_Entity) = 0;
virtual void SendEntityLook (const cEntity & a_Entity) = 0;
virtual void SendEntityMetadata (const cEntity & a_Entity) = 0;
virtual void SendEntityProperties (const cEntity & a_Entity) = 0;
virtual void SendEntityRelMove (const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ) = 0;
virtual void SendEntityRelMoveLook (const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ) = 0;
virtual void SendEntityStatus (const cEntity & a_Entity, char a_Status) = 0;
virtual void SendEntityVelocity (const cEntity & a_Entity) = 0;
virtual void SendExplosion (double a_BlockX, double a_BlockY, double a_BlockZ, float a_Radius, const cVector3iArray & a_BlocksAffected, const Vector3d & a_PlayerMotion) = 0;
virtual void SendGameMode (eGameMode a_GameMode) = 0;
virtual void SendHealth (void) = 0;
virtual void SendHideTitle (void) = 0;
virtual void SendInventorySlot (char a_WindowID, short a_SlotNum, const cItem & a_Item) = 0;
virtual void SendKeepAlive (UInt32 a_PingID) = 0;
virtual void SendLogin (const cPlayer & a_Player, const cWorld & a_World) = 0;
virtual void SendLoginSuccess (void) = 0;
virtual void SendMapData (const cMap & a_Map, int a_DataStartX, int a_DataStartY) = 0;
virtual void SendPaintingSpawn (const cPainting & a_Painting) = 0;
virtual void SendPickupSpawn (const cPickup & a_Pickup) = 0;
virtual void SendPlayerAbilities (void) = 0;
virtual void SendEntityAnimation (const cEntity & a_Entity, char a_Animation) = 0;
virtual void SendParticleEffect (const AString & a_SoundName, float a_SrcX, float a_SrcY, float a_SrcZ, float a_OffsetX, float a_OffsetY, float a_OffsetZ, float a_ParticleData, int a_ParticleAmount) = 0;
virtual void SendParticleEffect (const AString & a_SoundName, Vector3f a_Src, Vector3f a_Offset, float a_ParticleData, int a_ParticleAmount, std::array<int, 2> a_Data) = 0;
virtual void SendPlayerListAddPlayer (const cPlayer & a_Player) = 0;
virtual void SendPlayerListRemovePlayer (const cPlayer & a_Player) = 0;
virtual void SendPlayerListUpdateGameMode (const cPlayer & a_Player) = 0;
virtual void SendPlayerListUpdatePing (const cPlayer & a_Player) = 0;
virtual void SendPlayerListUpdateDisplayName(const cPlayer & a_Player, const AString & a_CustomName) = 0;
virtual void SendPlayerMaxSpeed (void) = 0; ///< Informs the client of the maximum player speed (1.6.1+)
virtual void SendPlayerMoveLook (void) = 0;
virtual void SendPlayerPosition (void) = 0;
virtual void SendPlayerSpawn (const cPlayer & a_Player) = 0;
virtual void SendPluginMessage (const AString & a_Channel, const AString & a_Message) = 0;
virtual void SendRemoveEntityEffect (const cEntity & a_Entity, int a_EffectID) = 0;
virtual void SendResetTitle (void) = 0;
virtual void SendRespawn (eDimension a_Dimension, bool a_ShouldIgnoreDimensionChecks) = 0;
virtual void SendExperience (void) = 0;
virtual void SendExperienceOrb (const cExpOrb & a_ExpOrb) = 0;
virtual void SendScoreboardObjective (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode) = 0;
virtual void SendScoreUpdate (const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode) = 0;
virtual void SendDisplayObjective (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display) = 0;
virtual void SendSetSubTitle (const cCompositeChat & a_SubTitle) = 0;
virtual void SendSetRawSubTitle (const AString & a_SubTitle) = 0;
virtual void SendSetTitle (const cCompositeChat & a_Title) = 0;
virtual void SendSetRawTitle (const AString & a_Title) = 0;
virtual void SendSoundEffect (const AString & a_SoundName, double a_X, double a_Y, double a_Z, float a_Volume, float a_Pitch) = 0;
virtual void SendSoundParticleEffect (const EffectID a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data) = 0;
virtual void SendSpawnFallingBlock (const cFallingBlock & a_FallingBlock) = 0;
virtual void SendSpawnMob (const cMonster & a_Mob) = 0;
virtual void SendSpawnObject (const cEntity & a_Entity, char a_ObjectType, int a_ObjectData, Byte a_Yaw, Byte a_Pitch) = 0;
virtual void SendSpawnVehicle (const cEntity & a_Vehicle, char a_VehicleType, char a_VehicleSubType) = 0;
virtual void SendStatistics (const cStatManager & a_Manager) = 0;
virtual void SendTabCompletionResults (const AStringVector & a_Results) = 0;
virtual void SendTeleportEntity (const cEntity & a_Entity) = 0;
virtual void SendThunderbolt (int a_BlockX, int a_BlockY, int a_BlockZ) = 0;
virtual void SendTitleTimes (int a_FadeInTicks, int a_DisplayTicks, int a_FadeOutTicks) = 0;
virtual void SendTimeUpdate (Int64 a_WorldAge, Int64 a_TimeOfDay, bool a_DoDaylightCycle) = 0;
virtual void SendUnloadChunk (int a_ChunkX, int a_ChunkZ) = 0;
virtual void SendUpdateBlockEntity (cBlockEntity & a_BlockEntity) = 0;
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) = 0;
virtual void SendUseBed (const cEntity & a_Entity, int a_BlockX, int a_BlockY, int a_BlockZ) = 0;
virtual void SendWeather (eWeather a_Weather) = 0;
virtual void SendWholeInventory (const cWindow & a_Window) = 0;
virtual void SendWindowClose (const cWindow & a_Window) = 0;
virtual void SendWindowOpen (const cWindow & a_Window) = 0;
virtual void SendWindowProperty (const cWindow & a_Window, short a_Property, short a_Value) = 0;
/** Returns the ServerID used for authentication through session.minecraft.net */
virtual AString GetAuthServerID(void) = 0;
protected:
friend class cPacketizer;
cClientHandle * m_Client;
/** Provides synchronization for sending the entire packet at once.
Each SendXYZ() function must acquire this CS in order to send the whole packet at once.
Automated via cPacketizer class. */
cCriticalSection m_CSPacket;
/** Buffer for composing the outgoing packets, through cPacketizer */
cByteBuffer m_OutPacketBuffer;
/** Buffer for composing packet length (so that each cPacketizer instance doesn't allocate a new cPacketBuffer) */
cByteBuffer m_OutPacketLenBuffer;
/** A generic data-sending routine, all outgoing packet data needs to be routed through this so that descendants may override it. */
virtual void SendData(const Byte * a_Data, size_t a_Size) = 0;
/** 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_Packet) = 0;
} ;
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