81 void stty_telos(int fd);
84 void slip_send(int fd, unsigned char c);
85 void slip_send_char(int fd, unsigned char c);
387   int status, i, fd = -1;  in get_slipfd()  local
419         if((fd = socket(p->ai_family, p->ai_socktype,  in get_slipfd()
425         if(connect(fd, p->ai_addr, p->ai_addrlen) == -1) {  in get_slipfd()
426           close(fd);  in get_slipfd()
438       fcntl(fd, F_SETFL, O_NONBLOCK);  in get_slipfd()
449         fd = devopen(siodev, O_RDWR | O_NONBLOCK);  in get_slipfd()
450         if(fd == -1) {  in get_slipfd()
461           fd = devopen(siodev, O_RDWR | O_NONBLOCK);  in get_slipfd()
462           if(fd != -1) {  in get_slipfd()
466         if(fd == -1) {  in get_slipfd()
477       stty_telos(fd);  in get_slipfd()
480     slip_send(fd, SLIP_END);  in get_slipfd()
481     inslip = fdopen(fd, "r");  in get_slipfd()
487     slipfd = fd;  in get_slipfd()
498 slip_send_char(int fd, unsigned char c)  in slip_send_char()  argument
502     slip_send(fd, SLIP_ESC);  in slip_send_char()
503     slip_send(fd, SLIP_ESC_END);  in slip_send_char()
506     slip_send(fd, SLIP_ESC);  in slip_send_char()
507     slip_send(fd, SLIP_ESC_ESC);  in slip_send_char()
510     slip_send(fd, c);  in slip_send_char()
516 slip_send(int fd, unsigned char c)  in slip_send()  argument
532 slip_flushbuf(int fd)  in slip_flushbuf()  argument
541   n = write(fd, slip_buf + slip_begin, (slip_end - slip_begin));  in slip_flushbuf()
635 stty_telos(int fd)  in stty_telos()  argument
641   if(tcflush(fd, TCIOFLUSH) == -1) err(1, "tcflush");  in stty_telos()
643   if(tcgetattr(fd, &tty) == -1) err(1, "tcgetattr");  in stty_telos()
660   if(tcsetattr(fd, TCSAFLUSH, &tty) == -1) err(1, "tcsetattr");  in stty_telos()
667   if(tcsetattr(fd, TCSAFLUSH, &tty) == -1) err(1, "tcsetattr");  in stty_telos()
677   if(tcflush(fd, TCIOFLUSH) == -1) err(1, "tcflush");  in stty_telos()
683   int fd = open(dev, flags);  in devopen_readlink()  local
685   if (fd < 0) {  in devopen_readlink()
691       return fd; /* We failed to readlink, return original error code. */  in devopen_readlink()
699   return fd;  in devopen_readlink()
723   int fd, err;  in tun_alloc()  local
728   if( (fd = open("/dev/net/tun", O_RDWR)) < 0 ) {  in tun_alloc()
743   if((err = ioctl(fd, TUNSETIFF, (void *) &ifr)) < 0 ) {  in tun_alloc()
744     close(fd);  in tun_alloc()
748   return fd;  in tun_alloc()