#pragma comment(lib,"ws2_32.lib")
#include<WinSock2.h>
#include<stdio.h>
int main()
{
SOCKET mysock, tsock;//定义套接字
struct sockaddr_in my_addr; //本地地址信息
struct sockaddr_in their_addr;//连接者地址信息
int sin_size;
WSADATA wsa;
WSAStartup(MAKEWORD(2, 2), &wsa);//初始化Windows Socket
mysock = socket(AF_INET, SOCK_STREAM, 0);
//bind本机的端口
my_addr.sin_family = AF_INET;//协议类型是INET
my_addr.sin_port = htons(1234);//绑定端口是1234
my_addr.sin_addr.s_addr = INADDR_ANY;//本机IP
bind(mysock, (struct sockaddr *)&my_addr, sizeof(struct sockaddr));
//listen 监听端口
listen(mysock,10);//等待连接数目
printf("listen......");//等待客户端连接
sin_size = sizeof(struct sockaddr_in);
tsock = accept(mysock, (struct sockaddr *)&their_addr, &sin_size);//有链接就发送Hello！字符串过去
send(tsock, "Hello!\n", sizeof("Hello\n"), 0);
printf("send ok!\n");
//成功 关闭套接字
closesocket(mysock);
closesocket(tsock);
return 0;
}
