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src/protocol/TcpEntity.h

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+#ifndef _TcpEntity_H_
+#define _TcpEntity_H_
+
+#include <Winsock2.h>
+#include <string>
+#include <vector>
+#include <thread>
+#include <functional>
+
+#include "Communicator.h"
+
+using namespace std;
+
+enum class ETcpEvent
+{
+	NUL = 0,		//
+	SRV_SUCCESS,	// 服务端启动成功(listen成功)
+	ACCEPT,			// 服务端接收到客户端的连接
+	CONN_OK,		// 作为客户端时，连接成功
+	CONN_ERR,		// 作为客户端时，连接失败
+	MSG_RECV,		// 接收消息
+	MSG_SEND,		// 发送消息
+	CLOSE,			// 断开连接
+	ERR				// 异常错误
+};
+
+class TcpHandler;
+class TcpParser;
+
+class TcpEntity : public CommEntity, public std::enable_shared_from_this<TcpEntity>
+{
+public:
+	struct Client
+	{
+		SOCKET sock;
+		SOCKADDR_IN sock_addr;
+		std::string host;
+		std::shared_ptr<TcpParser> parser = nullptr;
+	};
+
+public:
+	// 初始化服务端
+	TcpEntity(TcpHandler* handler = nullptr);
+	~TcpEntity();
+
+	int start() override;
+	void close() override;
+
+	void runThreadTcp();
+
+	void setHost(string host, int port, bool is_client);
+	std::string host() { return host_; }
+	int port() { return port_; }
+	std::string hostport() { return host_ + ":" + std::to_string(port_); }
+
+	void  setReconnect(int ms);
+
+	bool isClient() { return isClient_; }
+
+	void setHandler(TcpHandler* handler);
+
+	bool sendData(std::string data, std::string clientId="");
+
+	bool isAlive();
+	bool isConnected();
+
+
+	std::shared_ptr<TcpParser> parser = nullptr;
+
+private:
+	void runServerLoop();
+	void runServerRecvLoop(Client client, std::string client_name);
+
+	void runClientLoop();
+
+private:
+	// 本机的SOCKET对象
+	SOCKET sock_ = INVALID_SOCKET;
+
+	// socket addr信息
+	SOCKADDR_IN sockaddr_;
+
+	// TCP类型是否是客户端： true: 客户端, false: 服务端
+	bool isClient_ = true;
+
+	// 通讯地址，作为客户端时有效
+	std::string host_;
+
+	// 通讯端口
+	int port_ = 0;
+
+	// 重连间隔时间，单位秒
+	int tReconnect_ = 0;
+
+	// 作为服务端时连接的客户端SOCKET
+	std::vector<Client> vecClient_;
+
+	// 回调处理对象
+	TcpHandler* handler_ = nullptr;
+
+	bool isAlive_ = false;
+	bool isCloseRequest_ = false;
+	bool isConnected_ = false;
+
+	// 状态更新时间戳
+	int64_t ts_; 
+
+	int64_t tsHeartbeat_=0;
+};
+
+class TcpHandler
+{
+public:
+	virtual void onEvent(TcpEntity* entity, TcpEntity::Client* client, ETcpEvent evt, std::string msg) {};
+};
+
+#endif // !_TcpEntity_H_