/* * drivers/s390/char/ctrlchar.c * Unified handling of special chars. * * Copyright (C) 2001 IBM Deutschland Entwicklung GmbH, IBM Corporation * Author(s): Fritz Elfert <felfert@millenux.com> <elfert@de.ibm.com> * */ #include <linux/tty.h> extern unsigned int ctrlchar_handle(const unsigned char *buf, int len, struct tty_struct *tty); #define CTRLCHAR_NONE (1 << 8) #define CTRLCHAR_CTRL (2 << 8) #define CTRLCHAR_SYSRQ (3 << 8) #define CTRLCHAR_MASK (~0xffu)