07fa8313b1
This implements #313.
153 lines
7.9 KiB
C++
153 lines
7.9 KiB
C++
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// ProtocolRecognizer.h
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// Interfaces to the cProtocolRecognizer class representing the meta-protocol that recognizes possibly multiple
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// protocol versions and redirects everything to them
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#pragma once
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#include "Protocol.h"
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#include "../ByteBuffer.h"
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// Adjust these if a new protocol is added or an old one is removed:
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#define MCS_CLIENT_VERSIONS "1.2.4, 1.2.5, 1.3.1, 1.3.2, 1.4.2, 1.4.4, 1.4.5, 1.4.6, 1.4.7, 1.5, 1.5.1, 1.5.2, 1.6.1, 1.6.2, 1.6.3, 1.6.4"
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#define MCS_PROTOCOL_VERSIONS "29, 39, 47, 49, 51, 60, 61, 73, 74, 77, 78"
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class cProtocolRecognizer :
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public cProtocol
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{
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typedef cProtocol super;
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public:
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enum
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{
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PROTO_VERSION_1_2_5 = 29,
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PROTO_VERSION_1_3_2 = 39,
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PROTO_VERSION_1_4_2 = 47,
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PROTO_VERSION_1_4_4 = 49,
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PROTO_VERSION_1_4_6 = 51,
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PROTO_VERSION_1_5_0 = 60,
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PROTO_VERSION_1_5_2 = 61,
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PROTO_VERSION_1_6_1 = 73,
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PROTO_VERSION_1_6_2 = 74,
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PROTO_VERSION_1_6_3 = 77,
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PROTO_VERSION_1_6_4 = 78,
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PROTO_VERSION_NEXT,
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PROTO_VERSION_LATEST = PROTO_VERSION_NEXT - 1, ///< Automatically assigned to the last protocol version, this serves as the default for PrimaryServerVersion
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// These will be kept "under" the next / latest, because the next and latest are only needed for previous protocols
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PROTO_VERSION_1_7_2 = 4,
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} ;
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cProtocolRecognizer(cClientHandle * a_Client);
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virtual ~cProtocolRecognizer();
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/// Translates protocol version number into protocol version text: 49 -> "1.4.4"
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static AString GetVersionTextFromInt(int a_ProtocolVersion);
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/// Called when client sends some data:
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virtual void DataReceived(const char * a_Data, int 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 (int 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 SendChat (const AString & a_Message) override;
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virtual void SendChunkData (int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer) override;
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virtual void SendCollectPickup (const cPickup & a_Pickup, const cPlayer & a_Player) override;
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virtual void SendDestroyEntity (const cEntity & a_Entity) 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 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 SendEntityProperties (const cEntity & a_Entity) override;
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virtual void SendEntityRelMove (const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ) override;
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virtual void SendEntityRelMoveLook (const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ) 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 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 SendInventorySlot (char a_WindowID, short a_SlotNum, const cItem & a_Item) override;
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virtual void SendKeepAlive (int a_PingID) override;
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virtual void SendLogin (const cPlayer & a_Player, const cWorld & a_World) override;
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virtual void SendPickupSpawn (const cPickup & a_Pickup) override;
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virtual void SendPlayerAbilities (void) override;
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virtual void SendPlayerAnimation (const cPlayer & a_Player, char a_Animation) override;
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virtual void SendPlayerListItem (const cPlayer & a_Player, bool a_IsOnline) 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 SendRespawn (void) override;
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virtual void SendSoundEffect (const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch) override;
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virtual void SendSoundParticleEffect (int a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data) override;
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virtual void SendSpawnFallingBlock (const cFallingBlock & a_FallingBlock) override;
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virtual void SendSpawnMob (const cMonster & a_Mob) override;
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virtual void SendSpawnObject (const cEntity & a_Entity, char a_ObjectType, int a_ObjectData, Byte a_Yaw, Byte a_Pitch) override;
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virtual void SendSpawnVehicle (const cEntity & a_Vehicle, char a_VehicleType, char a_VehicleSubType) override;
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virtual void SendTabCompletionResults(const AStringVector & a_Results) override;
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virtual void SendTeleportEntity (const cEntity & a_Entity) override;
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virtual void SendThunderbolt (int a_BlockX, int a_BlockY, int a_BlockZ) override;
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virtual void SendTimeUpdate (Int64 a_WorldAge, Int64 a_TimeOfDay) override;
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virtual void SendUnloadChunk (int a_ChunkX, int a_ChunkZ) 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 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;
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virtual void SendData(const char * a_Data, int a_Size) override;
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protected:
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cProtocol * m_Protocol; //< The recognized protocol
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cByteBuffer m_Buffer; //< Buffer for the incoming data until we recognize the protocol
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/// Tries to recognize protocol based on m_Buffer contents; returns true if recognized
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bool TryRecognizeProtocol(void);
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/** Tries to recognize a protocol in the length-less family, based on m_Buffer; returns true if recognized.
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Handles protocols before release 1.7, that didn't include packet lengths, and started with a 0x02 handshake packet
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Note that length-less server ping is handled directly in TryRecognizeProtocol(), this function is called only
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when the 0x02 Handshake packet has been received
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*/
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bool TryRecognizeLengthlessProtocol(void);
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/** Tries to recognize a protocol in the leghted family (1.7+), based on m_Buffer; returns true if recognized.
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The packet length and type have already been read, type is 0
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The number of bytes remaining in the packet is passed as a_PacketLengthRemaining
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**/
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bool TryRecognizeLengthedProtocol(UInt32 a_PacketLengthRemaining);
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/** Called when the recognizer gets a length-less protocol's server ping packet
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Responds with server stats and destroys the client.
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*/
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void SendLengthlessServerPing(void);
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} ;
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