一个在mini2440和linux之间传输文件的程序，server，client

#include<stdio.h> #include<stdlib.h> #include<errno.h> #include<string.h> #include<sys/types.h> #include<netinet/in.h> #include<sys/socket.h> #include<sys/wait.h> #include<sys/types.h> #include<netdb.h> #define SERVPORT 3333 #define BACKLOG 10 #define MAXDATASIZE 100 int main() { int sockfd,client_fd,sin_size; struct sockaddr_in my_addr; struct sockaddr_in remote_addr; char buf[MAXDATASIZE]; if((sockfd=socket(AF_INET,SOCK_STREAM,0))==-1) {perror("socket");exit(1);} my_addr.sin_family=AF_INET; my_addr.sin_port=htons(SERVPORT); my_addr.sin_addr.s_addr=INADDR_ANY; bzero(&(my_addr.sin_zero),8); if(bind(sockfd,(struct sockaddr*)&my_addr,sizeof(struct sockaddr))==-1) {perror("bind");exit(1);} if(listen(sockfd,BACKLOG)==-1) {perror("listen");exit(1);} sin_size=sizeof(struct sockaddr_in); if((client_fd=accept(sockfd,(struct sockaddr*)&remote_addr,&sin_size))==-1) {perror("accept");exit(1);} printf("received a connection from %d\n",inet_ntoa(remote_addr.sin_addr)); FILE *fd=fopen("zj.jpg","rb"); if(fd==NULL) { printf("file open error!\n"); exit(2); } while(!feof(fd)) { int len=fread(buf,1,MAXDATASIZE,fd); send(client_fd,buf,len,MSG_NOSIGNAL); } close(client_fd); fclose(fd); return 0; }