1
0
Files
irix-657m-src/irix/kern/sys/eucioctl.h
2022-09-29 17:59:04 +03:00

70 lines
2.3 KiB
C

/* Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */
/* Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T */
/* All Rights Reserved */
/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF */
/* UNIX System Laboratories, Inc. */
/* The copyright notice above does not evidence any */
/* actual or intended publication of such source code. */
#ifndef _IO_LDTERM_EUCIOCTL_H /* wrapper symbol for kernel use */
#define _IO_LDTERM_EUCIOCTL_H /* subject to change without notice */
/* #ident "@(#)uts-3b2:io/ldterm/eucioctl.h 1.2" */
#ident "$Revision: 1.1 $"
/*
* /usr/include/sys/eucioctl.h:
*
* Header for EUC width information to LD modules.
*/
#ifndef EUC_IOC
# define EUC_IOC (('E' | 128) << 8)
#endif
#define EUC_WSET (EUC_IOC | 1)
#define EUC_WGET (EUC_IOC | 2)
#define EUC_MSAVE (EUC_IOC | 3)
#define EUC_MREST (EUC_IOC | 4)
#define EUC_IXLOFF (EUC_IOC | 5)
#define EUC_IXLON (EUC_IOC | 6)
#define EUC_OXLOFF (EUC_IOC | 7)
#define EUC_OXLON (EUC_IOC | 8)
/*
* This structure should really be the same one as defined in "euc.h",
* but we want to minimize the number of bytes sent downstream to each
* module -- this should make it 8 bytes -- therefore, we take only the
* info we need. The major assumptions here are that no EUC character
* set has a character width greater than 255 bytes, and that no EUC
* character consumes more than 255 screen columns. Let me know if this
* is an unsafe assumption...
*/
struct eucioc {
unsigned char eucw[4];
unsigned char scrw[4];
};
typedef struct eucioc eucioc_t;
/*
* The following defines are for LD modules to broadcast the state of
* their "icanon" bit.
*
* The message type is M_CTL; message block 1 has a data block containing
* an "iocblk"; EUC_BCAST is put into the "ioc_cmd" field. The "b_cont"
* of the first message block points to a second message block. The second
* message block is type M_DATA; it contains 1 byte that is either EUC_B_RAW
* or EUC_B_CANON depending on the state of the "icanon" bit. EUC line
* disciplines should take care to broadcast this information when they are
* in multibyte character mode.
*/
#define EUC_BCAST EUC_IOC|16
#define EUC_B_CANON '\177'
#define EUC_B_RAW '\001' /* MUST be non-zero! */
#endif /* _IO_LDTERM_EUCIOCTL_H */