eucioctl.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
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* CDDL HEADER END
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#ifndef _SYS_EUCIOCTL_H
#define _SYS_EUCIOCTL_H
#pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.4 */
#ifdef __cplusplus
extern "C" {
#endif
/*
* /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! */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_EUCIOCTL_H */