Linux环境C/C++起Socket Server监听8080端口的代码实现

来源：互联网发布：简单片头制作软件编辑：程序博客网时间：2024/05/16 09:47

代码抄录自《UNUX网络编程卷一》，在实现开发环境中调试通过，经测试发现可以正常监听。

开发环境：CentOS，g++，VIM
功能：C++实现Socket通信的Server端，实现监听8080端口接收到的消息。

#include <arpa/inet.h>#include <sys/types.h>          /* See NOTES */#include <sys/socket.h>#include <stdio.h>#include <strings.h>#include <string.h>#include <time.h>#include <unistd.h>const int MAXLINE = 4096;const int LISTENQ = 1024;int main(int argc, char **argv){    int     listenfd, connfd;    socklen_t len;    struct  sockaddr_in servaddr, cliaddr;    char    buff[MAXLINE];    time_t  ticks;    bzero(&servaddr, sizeof(servaddr));    servaddr.sin_family = AF_INET;    servaddr.sin_addr.s_addr = htonl(INADDR_ANY);    servaddr.sin_port = htons(8080);    listenfd = socket(AF_INET, SOCK_STREAM, 0);    bind(listenfd, (struct sockaddr *)&servaddr, sizeof(servaddr));    listen(listenfd, LISTENQ);    for ( ; ; ) {        len = sizeof(cliaddr);        connfd = accept(listenfd, (struct sockaddr *) &cliaddr, &len);        printf("connect from %s, port %d\n",            inet_ntop(AF_INET, &cliaddr.sin_addr, buff, sizeof(buff)),            ntohs(cliaddr.sin_port));        read(connfd, buff, strlen(buff));        printf("Recive msg: %s\n", buff);        bzero(buff, sizeof(buff));        ticks = time(NULL);        snprintf(buff, sizeof(buff), "%.24s\r\n", ctime(&ticks));        write(connfd, buff, strlen(buff));        printf("Send msg: %s\n", buff);        close(connfd);    }    return 0;}

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