From b691c43c44ff180d10e7d4a9afc83b98551ff586 Mon Sep 17 00:00:00 2001
From: daoge_cmd <3523206925@qq.com>
Date: Sun, 1 Mar 2026 12:16:08 +0800
Subject: Initial commit

---
 Minecraft.World/Socket.h | 134 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 134 insertions(+)
 create mode 100644 Minecraft.World/Socket.h

(limited to 'Minecraft.World/Socket.h')

diff --git a/Minecraft.World/Socket.h b/Minecraft.World/Socket.h
new file mode 100644
index 00000000..0019f984
--- /dev/null
+++ b/Minecraft.World/Socket.h
@@ -0,0 +1,134 @@
+#pragma once
+#include <xrnm.h>
+#include <queue>
+#include <qnet.h>
+#include "InputStream.h"
+#include "OutputStream.h"
+
+#define SOCKET_CLIENT_END 0
+#define SOCKET_SERVER_END 1
+
+class SocketAddress;
+class ServerConnection;
+
+class Socket
+{
+public:
+	// 4J Added so we can add a priority write function
+	class SocketOutputStream : public OutputStream
+	{
+	public:
+		// The flags are those that can be used for the QNet SendData function
+		virtual void writeWithFlags(byteArray b, unsigned int offset, unsigned int length, int flags) { write(b, offset, length); }
+	};
+
+private:
+	class SocketInputStreamLocal : public InputStream
+	{
+	public:
+		bool m_streamOpen;
+	private:
+		int	m_queueIdx;
+	public:
+		SocketInputStreamLocal(int queueIdx);
+
+		virtual int read();
+		virtual int read(byteArray b);
+		virtual int read(byteArray b, unsigned int offset, unsigned int length);
+		virtual void close();
+		virtual __int64 skip(__int64 n) { return n; } // 4J Stu - Not implemented
+		virtual void flush() {}
+	};
+
+	class SocketOutputStreamLocal : public SocketOutputStream
+	{
+	public:
+		bool m_streamOpen;
+	private:
+		int m_queueIdx;
+	public:
+		SocketOutputStreamLocal(int queueIdx);
+
+		virtual void write(unsigned int b);
+		virtual void write(byteArray b);
+		virtual void write(byteArray b, unsigned int offset, unsigned int length);
+		virtual void close();
+		virtual void flush() {}
+	};
+
+	class SocketInputStreamNetwork : public InputStream
+	{
+		bool m_streamOpen;
+		int	m_queueIdx;
+		Socket *m_socket;
+	public:
+		SocketInputStreamNetwork(Socket *socket, int queueIdx);
+
+		virtual int read();
+		virtual int read(byteArray b);
+		virtual int read(byteArray b, unsigned int offset, unsigned int length);
+		virtual void close();
+		virtual __int64 skip(__int64 n) { return n; } // 4J Stu - Not implemented
+		virtual void flush() {}
+	};
+	class SocketOutputStreamNetwork : public SocketOutputStream
+	{
+		bool m_streamOpen;
+		int	m_queueIdx;
+		Socket *m_socket;
+	public:
+		SocketOutputStreamNetwork(Socket *socket, int queueIdx);
+
+		virtual void write(unsigned int b);
+		virtual void write(byteArray b);
+		virtual void write(byteArray b, unsigned int offset, unsigned int length);
+		virtual void writeWithFlags(byteArray b, unsigned int offset, unsigned int length, int flags);
+		virtual void close();
+		virtual void flush() {}
+	};
+	
+	bool m_hostServerConnection;			// true if this is the connection between the host player and server
+	bool m_hostLocal;						// true if this player on the same machine as the host
+	int m_end;								// 0 for client side or 1 for host side
+
+	// For local connections between the host player and the server
+	static CRITICAL_SECTION s_hostQueueLock[2]; 
+	static std::queue<byte> s_hostQueue[2];
+	static SocketOutputStreamLocal *s_hostOutStream[2];
+	static SocketInputStreamLocal *s_hostInStream[2];
+
+	// For network connections
+	std::queue<byte> m_queueNetwork[2];		// For input data
+	CRITICAL_SECTION m_queueLockNetwork[2];  // For input data
+	SocketInputStreamNetwork *m_inputStream[2];
+	SocketOutputStreamNetwork *m_outputStream[2];
+	bool m_endClosed[2];
+
+	// Host only connection class
+	static ServerConnection *s_serverConnection;
+
+	BYTE networkPlayerSmallId;
+public:	
+	C4JThread::Event* m_socketClosedEvent;
+
+	INetworkPlayer *getPlayer();
+	void setPlayer(INetworkPlayer *player);
+
+public:
+	static void Initialise(ServerConnection *serverConnection);
+	Socket(bool response = false);								// 4J - Create a local socket, for end 0 or 1 of a connection
+	Socket(INetworkPlayer *player, bool response  = false, bool hostLocal = false);		// 4J - Create a socket for an INetworkPlayer
+	SocketAddress *getRemoteSocketAddress();
+	void pushDataToQueue(const BYTE * pbData, DWORD dwDataSize, bool fromHost = true);
+	static void addIncomingSocket(Socket *socket);
+	InputStream *getInputStream(bool isServerConnection);
+	void setSoTimeout(int a );
+	void setTrafficClass( int a );
+	SocketOutputStream *getOutputStream(bool isServerConnection);
+	bool close(bool isServerConnection);
+	bool createdOk;
+	bool isLocal() { return m_hostLocal; }
+
+	bool isClosing() { return m_endClosed[SOCKET_CLIENT_END] || m_endClosed[SOCKET_SERVER_END]; }
+	BYTE getSmallId() { return networkPlayerSmallId; }
+};
\ No newline at end of file
-- 
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