LXR linux/drivers/s390/char/ctrlchar.h

   1/*
   2 *  drivers/s390/char/ctrlchar.c
   3 *  Unified handling of special chars.
   4 *
   5 *    Copyright (C) 2001 IBM Deutschland Entwicklung GmbH, IBM Corporation
   6 *    Author(s): Fritz Elfert <felfert@millenux.com> <elfert@de.ibm.com>
   7 *
   8 */
   9
  10#include <linux/tty.h>
  11
  12extern unsigned int
  13ctrlchar_handle(const unsigned char *buf, int len, struct tty_struct *tty);
  14
  15
  16#define CTRLCHAR_NONE  (1 << 8)
  17#define CTRLCHAR_CTRL  (2 << 8)
  18#define CTRLCHAR_SYSRQ (3 << 8)
  19
  20#define CTRLCHAR_MASK (~0xffu)
  21