xref: /onnv-gate/usr/src/uts/common/sys/tty.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright (c) 1987-1998 by Sun Microsystems, Inc.
24*0Sstevel@tonic-gate  * All rights reserved.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef _SYS_TTY_H
28*0Sstevel@tonic-gate #define	_SYS_TTY_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"	/* SunOS 4.0 2.13 */
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #include <sys/stream.h>
33*0Sstevel@tonic-gate #include <sys/termios.h>
34*0Sstevel@tonic-gate 
35*0Sstevel@tonic-gate #ifdef	__cplusplus
36*0Sstevel@tonic-gate extern "C" {
37*0Sstevel@tonic-gate #endif
38*0Sstevel@tonic-gate 
39*0Sstevel@tonic-gate typedef struct tty_common {
40*0Sstevel@tonic-gate 	int	t_flags;
41*0Sstevel@tonic-gate 	queue_t	*t_readq;	/* stream's read queue */
42*0Sstevel@tonic-gate 	queue_t	*t_writeq;	/* stream's write queue */
43*0Sstevel@tonic-gate 	tcflag_t t_iflag;	/* copy of iflag from tty modes */
44*0Sstevel@tonic-gate 	tcflag_t t_cflag;	/* copy of cflag from tty modes */
45*0Sstevel@tonic-gate 	uchar_t	t_stopc;	/* copy of c_cc[VSTOP] from tty modes */
46*0Sstevel@tonic-gate 	uchar_t	t_startc;	/* copy of c_cc[VSTART] from tty modes */
47*0Sstevel@tonic-gate 	struct winsize t_size;	/* screen/page size */
48*0Sstevel@tonic-gate 	mblk_t	*t_iocpending;	/* ioctl reply pending successful allocation */
49*0Sstevel@tonic-gate 	kmutex_t t_excl;	/* keeps struct consistent */
50*0Sstevel@tonic-gate } tty_common_t;
51*0Sstevel@tonic-gate 
52*0Sstevel@tonic-gate #define	TS_XCLUDE	0x00000001	/* tty is open for exclusive use */
53*0Sstevel@tonic-gate #define	TS_SOFTCAR	0x00000002	/* force carrier on */
54*0Sstevel@tonic-gate 
55*0Sstevel@tonic-gate #ifdef	_KERNEL
56*0Sstevel@tonic-gate extern void	ttycommon_close(tty_common_t *);
57*0Sstevel@tonic-gate extern void	ttycommon_qfull(tty_common_t *, queue_t *);
58*0Sstevel@tonic-gate extern size_t	ttycommon_ioctl(tty_common_t *, queue_t *, mblk_t *, int *);
59*0Sstevel@tonic-gate #endif	/* _KERNEL */
60*0Sstevel@tonic-gate 
61*0Sstevel@tonic-gate #ifdef	__cplusplus
62*0Sstevel@tonic-gate }
63*0Sstevel@tonic-gate #endif
64*0Sstevel@tonic-gate 
65*0Sstevel@tonic-gate #endif /* _SYS_TTY_H */
66