MFC tcpclient

原创

于 2024-10-29 21:39:55 发布 · 622 阅读

0 ·

CC 4.0 BY-SA版权

文章标签：

#mfc #c++

CtcpClient.h

#pragma once
#include<string>
using namespace std;
class CtcpClient
{
   
   
public:
	CtcpClient(void);
	~CtcpClient(void);
public:
	SOCKET m_socket;//socket句柄
	SOCKADDR_IN m_addrServer;//服务端地址
	WSADATA wsaData;
	SOCKADDR_IN addrServer;//服务端地址
	string m_strIP;//IP地址
	int m_intPort;//端口

	public:
	bool CtcpClient::InitClient(string p_strIP , int p_intPort);//初始化
	bool ConnectToServer();//连接
	bool CtcpClient::SendToServer(string p_str);//发送数据
	bool CtcpClient::RecvFromServer(string &p_strRecv);//接收数据
};

CtcpClient.h.cpp

#include "StdAfx.h"
#include "CtcpClient.h"


CtcpClient::CtcpClient(void)
{
   
   
	m_socket = NULL;
}


CtcpClient::~CtcpClient(void)
{
   
   
	if(m_socket)
	{
   
   
		closesocket(m_socket);
	}
}

bool CtcpClient::InitClient(string p_strIP , int p_intPort)
{
   
   
	m_strIP = p_strIP;
	m_intPort = p_intPort;
	WSAStartup(MAKEWORD(2, 2), &wsaData);
	//定义要连接的服务端地址
	addrServer.sin_addr.S_un.S_addr = inet_addr(p_strIP.c_str());//目标IP(127.0.0.1是回送地址)
	addrServer.sin_family = AF_INET;
	addrServer.sin_port = htons(p_intPort);//连接端口6000
	//新建客户端socket
	m_socket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if(m_socket==NULL)
	{
   
   
		return false;
	}
	bool ret = ConnectToServer();
	return ret;
}
bool CtcpClient::ConnectToServer()
{
   
   
	m_socket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if(m_socket==NULL)
	{
   
   
		return false;
	}
	int ret = connect(m_socket, (SOCKADDR*)&addrServer, sizeof(SOCKADDR