func: static int usbnet_can_receive(VLANClientState *nc)
  
  {
  
      USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque;
  
  
  
      if (s->rndis && !s->rndis_state == RNDIS_DATA_INITIALIZED)
  
          return 1;
  
  
  
      return !s->in_len;
  
  }
  