//服务端
#include <winsock2.h>
#include <iostream>
#include <list>
#pragma comment(lib, "ws2_32.lib")
using namespace std;
// 线程处理函数
DWORD WINAPI ThreadFun(LPVOID lpThreadParameter);
void init_app();
void Send_All(list<SOCKET> Client_List_Now,char *msg,SOCKET This_Socket);
char* GetName(int num);
WSADATA wd;
SOCKET Socket;
list<SOCKET> Client_List;
sockaddr_in addrClient;
int len = sizeof(sockaddr_in);
int main() {
init_app();
//主线程循环接收客户端的连接
while (true) {
// 接受成功返回与client通讯的Socket
SOCKET Client = accept(Socket, (SOCKADDR *) &addrClient, &len);
if (Client!= INVALID_SOCKET) {
// 创建线程,并且传入与client通讯的套接字
HANDLE hThread = CreateThread(NULL, 0, ThreadFun, (LPVOID) Client, 0, NULL);
CloseHandle(hThread); // 关闭对线程的引用
}
}
//关闭监听套接字
closesocket(Socket);
//清理winsock2的环境
WSACleanup();
return 0;
}
DWORD WINAPI ThreadFun(LPVOID lpThreadParameter) {
// 接受数据
SOCKET This_Socket = (SOCKET) lpThreadParameter;
// 发送欢迎
char buf[100] = {0};
sprintf(buf, "********欢迎 %s 进入聊天室*******\n", GetName(This_Socket));
cout <<This_Socket << "进入聊天室\n";
Send_All(Client_List,buf,This_Socket);
Client_List.push_back(This_Socket);
// 循环接收客户端数据
int ret = 0;
do {
char buf2[100] = {0};
ret = recv(This_Socket,buf2, 100, 0);
cout << This_Socket << "发送了:" << buf2 << endl;
char str3[200];
strcpy(str3, GetName(This_Socket));
strcat(str3, "发送了:");
strcat(str3, buf2);
Send_All(Client_List,str3,This_Socket);
} while (ret != SOCKET_ERROR && ret != 0);
Client_List.remove(This_Socket);
cout << This_Socket << "离开了聊天室\n";
return 0;
}
void Send_All(list<SOCKET> Client_List_Now,char *msg,SOCKET This_Socket)
{
Client_List_Now.remove(This_Socket);
for (auto iter : Client_List_Now)
{
send(iter, msg, strlen(msg), 0);
}
}
void init_app() {
cout<<"===========服务端============"<<endl;
char falg;
char *ip;
if (WSAStartup(MAKEWORD(2, 2), &wd) != 0) {
cout << "WSAStartup Error:" << WSAGetLastError() << endl;
return;
}
// 创建流式套接字
Socket= socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if (Socket == INVALID_SOCKET) {
cout << "socket error:" << WSAGetLastError() << endl;
return;
}
cout << "是否自定义当前服务器IP(y/n):";
cin >> falg;
switch (falg) {
case 'n': {
ip = "127.0.0.1";
break;
}
case 'y': {
cout << "请输入IP:";
cin >> ip;
break;
}
}
//绑定端口和ip
sockaddr_in addr;
memset(&addr, 0, sizeof(sockaddr_in));
addr.sin_family = AF_INET;
addr.sin_port = htons(8000);
addr.sin_addr.s_addr = inet_addr(ip);
cout << "服务端IP:" << ip << "\n";
//服务端bind绑定
if (bind(Socket, (SOCKADDR *) &addr, len) == SOCKET_ERROR) {
cout << "bind Error:" << WSAGetLastError() << endl;
return;
}
// 监听20个以下设备
listen(Socket, 20);
}
char* GetName(int num) {
num=(num%19)+1;
switch (num) {
case (1) : {
return "小张";
}
case (2) : {
return "小林";
}
case (3) : {
return "小江";
}
case (4) : {
return "小刘";
}
case (5) : {
return "小阮";
}
case (6) : {
return "小夏";
}
case (7) : {
return "小吉";
}
case (8) : {
return "小李";
}
case (9) : {
return "小黄";
}
case (10): {
return "小谢";
}
case (11): {
return "小傅";
}
case (12): {
return "小洪";
}
case (13): {
return "小荣";
}
case (14): {
return "小吕";
}
case (15): {
return "小方";
}
case (16): {
return "小黎";
}
case (17): {
return "小郑";
}
case (18): {
return "小雷";
}
case (19): {
return "小吴";
}
}
}
#include<winsock2.h>//winsock2的头文件
#include<iostream>
#include <pthread.h>
using namespace std;
void init_app();
void *GetMsg(void *socket);
void SendMsg();
#pragma comment(lib, "ws2_32.lib")
WSADATA wd;
SOCKET Socket;
//客户端
int main() {
init_app();
//接收服务端的消息
pthread_t tids;
pthread_create(&tids, NULL, GetMsg, &Socket);
//随时给服务端发消息
SendMsg();
//关闭监听套接字
closesocket(Socket);
//清理winsock2的环境
WSACleanup();
return 0;
}
void SendMsg() {
int ret = 0;
do {
char buf[100] = {0};
cin >> buf;
cout<<"你发送了:"<<buf<<endl;
ret = send(Socket, buf, 100, 0);
} while (ret != SOCKET_ERROR && ret != 0);
}
void *GetMsg(void *socket) {
do {
int ret = 0;
do {
char buf2[100] = {0};
ret = recv(Socket, buf2, 100, 0);
cout << buf2 << endl;
} while (ret != SOCKET_ERROR && ret != 0);
} while (true);
}
void init_app() {
cout<<"===========客户端============"<<endl;
//加载winsock2的环境
if (WSAStartup(MAKEWORD(2, 2), &wd) != 0) {
cout << "WSAStartup error:" << GetLastError() << endl;
return;
}
//创建流式套接字
Socket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if (Socket == INVALID_SOCKET) {
cout << "socket error:" << GetLastError() << endl;
return;
}
char falg;
cout << "是否输入服务器IP(y/n):";
cin >> falg;
char *ip;
switch (falg) {
case 'n': {
ip = "127.0.0.1";
break;
}
case 'y': {
cout << "请输入IP:";
cin >> ip;
break;
}
}
//链接服务器
sockaddr_in addr;
addr.sin_family = AF_INET;
addr.sin_port = htons(8000);
addr.sin_addr.s_addr = inet_addr(ip);
cout << "你的IP:" << ip << "\n";
int len = sizeof(sockaddr_in);
if (connect(Socket, (SOCKADDR *) &addr, len) == SOCKET_ERROR) {
cout << "connect error:" << GetLastError() << endl;
return;
}
}
?2024 HNUST计算机网络课程设计-(????)?芒果酱-参考文章
(代码可以参考,?? ? ? ? ?? 但同学们要认真编写哦)
-------------------------------------------------------------------------
1、网络聊天程序的设计与实现
C++ Socket 多线程 网络聊天室 支持用户端双向交流(2023)-CSDN博客
2、Tracert 与 Ping 程序设计与实现
Tracert 与 Ping 程序设计与实现(2024)-CSDN博客
3、滑动窗口协议仿真
滑动窗口协议仿真(2024)-CSDN博客
4、OSPF 路由协议原型系统设计与实现
OSPF 路由协议原型系统设计与实现-CSDN博客
5、基于 IP 多播的网络会议程序
基于 IP 多播的网络会议程序(2024)-CSDN博客
6、编程模拟 NAT 网络地址转换
编程模拟 NAT 网络地址转换(2024)-CSDN博客
7、网络嗅探器的设计与实现
网络嗅探器的设计与实现(2024)-转载-CSDN博客
8、网络报文分析程序的设计与实现
网络报文分析程序的设计与实现(2024)-CSDN博客
9、简单 Web Server 程序的设计与实现
简单 Web Server 程序的设计与实现 (2024)-CSDN博客
10、路由器查表过程模拟计算机网络 - 路由器查表过程模拟 C++(2024)-CSDN博客
?