76 lines
1.8 KiB
C++
76 lines
1.8 KiB
C++
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// Protocol17x.h
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/*
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Declares the 1.7.x protocol classes:
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- cProtocol172
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- release 1.7.2 protocol (#4)
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(others may be added later in the future for the 1.7 release series)
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*/
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#pragma once
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#include "Protocol16x.h"
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class cProtocol172 :
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public cProtocol162 // TODO
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{
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typedef cProtocol162 super; // TODO
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public:
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cProtocol172(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State);
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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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protected:
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AString m_ServerAddress;
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UInt16 m_ServerPort;
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/// State of the protocol. 1 = status, 2 = login
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UInt32 m_State;
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/// Buffer for the received data
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cByteBuffer m_ReceivedData;
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bool m_IsEncrypted;
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CryptoPP::CFB_Mode<CryptoPP::AES>::Decryption m_Decryptor;
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CryptoPP::CFB_Mode<CryptoPP::AES>::Encryption m_Encryptor;
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/// (Unencrypted) data to be sent to the client. Written by SendData, cleared by Flush()
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AString m_DataToSend;
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/// Adds the received (unencrypted) data to m_ReceivedData, parses complete packets
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void AddReceivedData(const char * a_Data, int a_Size);
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/// Reads and handles the packet. The packet length and type have already been read.
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void HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes);
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void HandlePacketStatusRequest(UInt32 a_RemainingBytes);
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/// Writes an entire packet into the output stream. a_Packet is expected to start with the packet type; data length is prepended here.
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void WritePacket(cByteBuffer & a_Packet);
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/// Adds unencrypted data to the outgoing data buffer
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virtual void SendData(const char * a_Data, int a_Size) override;
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/// Flushes m_DataToSend through the optional encryption into the outgoing socket data
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virtual void Flush(void) override;
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} ;
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