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// Protocol132.h
// Interfaces to the cProtocol132 class representing the release 1.3.2 protocol (#39)
#pragma once
#include "Protocol125.h"
#include "CryptoPP/modes.h"
#include "CryptoPP/aes.h"
class cProtocol132 :
public cProtocol125
{
typedef cProtocol125 super;
public:
cProtocol132(cClientHandle * a_Client);
// DEBUG:
virtual ~cProtocol132();
/// Called when client sends some data:
virtual void DataReceived(const char * a_Data, int a_Size) override;
// Sending commands:
virtual void SendBlockAction (int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType) override;
virtual void SendBlockChange (int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
virtual void SendChunkData (int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer) override;
virtual void SendDestroyEntity(const cEntity & a_Entity) override;
virtual void SendLogin (const cPlayer & a_Player) override;
virtual void SendPlayerSpawn (const cPlayer & a_Player) override;
virtual void SendSpawnMob (const cMonster & a_Mob) override;
virtual void SendUnloadChunk (int a_ChunkX, int a_ChunkZ) override;
// DEBUG:
virtual void SendKeepAlive (int a_PingID) override;
/// Handling of the additional packets:
virtual int ParsePacket(unsigned char a_PacketType) override;
// Modified packets:
virtual int ParseBlockPlace (void) override;
virtual int ParseHandshake (void) override;
virtual int ParseLogin (void) override;
virtual int ParsePlayerAbilities(void) override;
// New packets:
virtual int ParseClientStatuses (void);
virtual int ParseEncryptionKeyResponse(void);
virtual int ParseLocaleViewDistance (void);
protected:
bool m_IsEncrypted;
CryptoPP::CFB_Mode<CryptoPP::AES>::Decryption m_Decryptor;
CryptoPP::CFB_Mode<CryptoPP::AES>::Encryption m_Encryptor;
// DEBUG:
AString m_DataToSend;
int m_CurrentIn, m_CurrentOut;
int m_EncIn, m_EncOut;
virtual void SendData(const char * a_Data, int a_Size) override;
// DEBUG:
virtual void Flush(void) override;
// Items in slots are sent differently
virtual void WriteItem(const cItem & a_Item) override;
/// Decrypts the key and nonce, checks nonce, starts the symmetric encryption
void HandleEncryptionKeyResponse(const AString & a_EncKey, const AString & a_EncNonce);
/// Starts the symmetric encryption with the specified key
void StartEncryption(const byte * a_Key);
} ;
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