?? p13.2.c
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#include <stdio.h>#include <sys/types.h>#include <sys/socket.h>#include <sys/un.h>#define UNIX_DOMAIN "/tmp/unix.domain"int main(){ socklen_t clt_addr_len; int listen_fd; int com_fd; int old_fd; int ret; int i; static char recv_buf[1024]; int len; struct sockaddr_un clt_addr; struct sockaddr_un srv_addr; listen_fd=socket(PF_UNIX,SOCK_STREAM,0); if(listen_fd<0){ perror("cannot create listening socket"); return 1; } srv_addr.sun_family=AF_UNIX; strncpy(srv_addr.sun_path,UNIX_DOMAIN,sizeof(srv_addr.sun_path)-1); unlink(UNIX_DOMAIN); ret=bind(listen_fd,(struct sockaddr*)&srv_addr,sizeof(srv_addr)); if(ret==-1){ perror("cannot bind server socket"); close(listen_fd); unlink(UNIX_DOMAIN); return 1; } ret=listen(listen_fd,1); if(ret==-1){ perror("cannot listen the client connect request"); close(listen_fd); unlink(UNIX_DOMAIN); return 1; } len=sizeof(clt_addr); com_fd=accept(listen_fd,(struct sockaddr*)&clt_addr,&len); if(com_fd<0){ perror("cannot accept client connect request"); close(listen_fd); unlink(UNIX_DOMAIN); return 1; } printf("\n=====info=====\n"); for(i=0;i<4;i++){ memset(recv_buf,0,1024); int num=read(com_fd,recv_buf,sizeof(recv_buf)); printf("Message from client (%d)) :%s\n",num,recv_buf); } close(com_fd); close(listen_fd); unlink(UNIX_DOMAIN); return 0;}?? 快捷鍵說明
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