641 	unsigned char event_index, start_index;  in twa_chrdev_ioctl()  local
756 		event_index = (tw_dev->error_index - 1 + TW_Q_LENGTH) % TW_Q_LENGTH;  in twa_chrdev_ioctl()
757 		memcpy(tw_ioctl->data_buffer, tw_dev->event_queue[event_index], sizeof(TW_Event));  in twa_chrdev_ioctl()
758 		tw_dev->event_queue[event_index]->retrieved = TW_AEN_RETRIEVED;  in twa_chrdev_ioctl()
767 			event_index = tw_dev->error_index;  in twa_chrdev_ioctl()
774 			event_index = 0;  in twa_chrdev_ioctl()
776 		memcpy(tw_ioctl->data_buffer, tw_dev->event_queue[event_index], sizeof(TW_Event));  in twa_chrdev_ioctl()
777 		tw_dev->event_queue[event_index]->retrieved = TW_AEN_RETRIEVED;  in twa_chrdev_ioctl()
797 …event_index = (start_index + sequence_id - tw_dev->event_queue[start_index]->sequence_id + 1) % TW…  in twa_chrdev_ioctl()
799 		if (!(tw_dev->event_queue[event_index]->sequence_id > sequence_id)) {  in twa_chrdev_ioctl()
805 		memcpy(tw_ioctl->data_buffer, tw_dev->event_queue[event_index], sizeof(TW_Event));  in twa_chrdev_ioctl()
806 		tw_dev->event_queue[event_index]->retrieved = TW_AEN_RETRIEVED;  in twa_chrdev_ioctl()
826 …event_index = (start_index + sequence_id - tw_dev->event_queue[start_index]->sequence_id - 1) % TW…  in twa_chrdev_ioctl()
828 		if (!(tw_dev->event_queue[event_index]->sequence_id < sequence_id)) {  in twa_chrdev_ioctl()
834 		memcpy(tw_ioctl->data_buffer, tw_dev->event_queue[event_index], sizeof(TW_Event));  in twa_chrdev_ioctl()
835 		tw_dev->event_queue[event_index]->retrieved = TW_AEN_RETRIEVED;  in twa_chrdev_ioctl()