1 files changed, 75 insertions, 0 deletions

diff --git a/source/Protocol/Protocol17x.h b/source/Protocol/Protocol17x.h
new file mode 100644
index 000000000..cea39f073
--- /dev/null
+++ b/source/Protocol/Protocol17x.h
@@ -0,0 +1,75 @@
+
+// Protocol17x.h
+
+/*
+Declares the 1.7.x protocol classes:
+	- cProtocol172
+		- release 1.7.2 protocol (#4)
+(others may be added later in the future for the 1.7 release series)
+*/
+
+
+
+
+
+#pragma once
+
+#include "Protocol16x.h"
+
+
+
+
+
+class cProtocol172 :
+	public cProtocol162  // TODO
+{
+	typedef cProtocol162 super;  // TODO
+	
+public:
+
+	cProtocol172(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, int a_Size) override;
+
+protected:
+
+	AString m_ServerAddress;
+	
+	UInt16 m_ServerPort;
+	
+	/// State of the protocol. 1 = status, 2 = login
+	UInt32 m_State;
+
+	/// Buffer for the received data
+	cByteBuffer m_ReceivedData;
+	
+	bool m_IsEncrypted;
+	CryptoPP::CFB_Mode<CryptoPP::AES>::Decryption m_Decryptor;
+	CryptoPP::CFB_Mode<CryptoPP::AES>::Encryption m_Encryptor;
+	
+	/// (Unencrypted) data to be sent to the client. Written by SendData, cleared by Flush()
+	AString m_DataToSend;
+	
+	
+	/// Adds the received (unencrypted) data to m_ReceivedData, parses complete packets
+	void AddReceivedData(const char * a_Data, int a_Size);
+	
+	/// Reads and handles the packet. The packet length and type have already been read.
+	void HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes);
+	
+	void HandlePacketStatusRequest(UInt32 a_RemainingBytes);
+	
+	/// Writes an entire packet into the output stream. a_Packet is expected to start with the packet type; data length is prepended here.
+	void WritePacket(cByteBuffer & a_Packet);
+
+	/// Adds unencrypted data to the outgoing data buffer
+	virtual void SendData(const char * a_Data, int a_Size) override;
+
+	/// Flushes m_DataToSend through the optional encryption into the outgoing socket data
+	virtual void Flush(void) override;
+} ;
+
+
+
+