服务端【编译:gcc server.c -o server】
#include <stdio.h> #include <sys/socket.h> #include <sys/types.h> #include <string.h> #include <netinet/in.h> #include <stdlib.h> #include <errno.h> #include <unistd.h> #include <arpa/inet.h> #define MAXLINE 1024 int main(int argc,char **argv) { int listenfd,connfd; struct sockaddr_in sockaddr; char buff[MAXLINE]; int n; memset(&sockaddr,0,sizeof(sockaddr)); sockaddr.sin_family = AF_INET; sockaddr.sin_addr.s_addr = htonl(INADDR_ANY); sockaddr.sin_port = htons(10004); listenfd = socket(AF_INET,SOCK_STREAM,0); bind(listenfd,(struct sockaddr *) &sockaddr,sizeof(sockaddr)); listen(listenfd,1024); printf("Please wait for the client information "); for(;;) { if((connfd = accept(listenfd,(struct sockaddr*)NULL,NULL))==-1) { printf("accpet socket error: %s errno :%d ",strerror(errno),errno); continue; } n = recv(connfd,buff,MAXLINE,0); buff[n] = '