xref: /illumos-gate/usr/src/uts/common/sys/termios.h (revision b4203d757c7c247e39c94c09a94021a3a8121062)

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (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]
 *
 * CDDL HEADER END
 */
/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
/*	  All Rights Reserved	*/


/*
 * Copyright 2014 Garrett D'Amore <garrett@damore.org>
 *
 * Copyright (c) 1988, 2010, Oracle and/or its affiliates. All rights reserved.
 */

#ifndef _SYS_TERMIOS_H
#define	_SYS_TERMIOS_H

#include <sys/feature_tests.h>

#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#include <sys/ttydev.h>
#include <sys/time.h>
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */

#include <sys/types.h>

#ifdef	__cplusplus
extern "C" {
#endif

/*
 * _POSIX_VDISABLE has been defined in <sys/termios.h> since the
 * introduction of the header. The POSIX standard, IEEE Std.
 * 1003.1-1988 also required  the existence of _POSIX_VDISABLE in
 * this header. Subsequent versions of the IEEE Standard as well
 * as the X/Open specifications required that _POSIX_VDISABLE be
 * defined in <unistd.h> while still allowing for it's existence
 * here. With the introduction of XPG6, _POSIX_VDISABLE can only
 * be defined in <unistd.h>.
 */
#if !defined(_XPG6) || defined(__EXTENSIONS__)
#ifndef _POSIX_VDISABLE
#define	_POSIX_VDISABLE 0 /* Disable special character functions */
#endif
#endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */

#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	CTRL(c)	((c)&037)
#define	IBSHIFT 16
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */

/* required by termio.h and VCEOF/VCEOL */
#define	_NCC	8
#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	NCC	_NCC
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */

/* some defines required by POSIX */
#define	NCCS	19

/*
 * types defined by POSIX. These are better off in types.h, but
 * the standard says that they have to be in termios.h.
 */
typedef unsigned int tcflag_t;
typedef unsigned char cc_t;
typedef unsigned int speed_t;

/*
 * Ioctl control packet
 */
struct termios {
	tcflag_t	c_iflag;	/* input modes */
	tcflag_t	c_oflag;	/* output modes */
	tcflag_t	c_cflag;	/* control modes */
	tcflag_t	c_lflag;	/* line discipline modes */
	cc_t		c_cc[NCCS];	/* control chars */
};

/*
 * POSIX termios functions
 * These functions get mapped into ioctls.
 */

#ifndef _KERNEL

extern speed_t cfgetospeed(const struct termios *);
extern int cfsetospeed(struct termios *, speed_t);
extern speed_t cfgetispeed(const struct termios *);
extern int cfsetispeed(struct termios *, speed_t);
extern int tcgetattr(int, struct termios *);
extern int tcsetattr(int, int, const struct termios *);
extern int tcsendbreak(int, int);
extern int tcdrain(int);
extern int tcflush(int, int);
extern int tcflow(int, int);

#if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)

extern pid_t tcgetsid(int);

#endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) ... */

#endif

/* control characters */
#define	VINTR	0
#define	VQUIT	1
#define	VERASE	2
#define	VKILL	3
#define	VEOF	4
#define	VEOL	5
#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	VEOL2	6
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
#define	VMIN	4
#define	VTIME	5
#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	VSWTCH	7
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
#define	VSTART		8
#define	VSTOP		9
#define	VSUSP		10
#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	VDSUSP		11
#define	VREPRINT	12
#define	VDISCARD	13
#define	VWERASE		14
#define	VLNEXT		15
#define	VSTATUS		16
#define	VERASE2		17
/* 18 through 19 reserved for future use */

/*
 * control characters form Xenix termio.h
 */
#define	VCEOF	NCC		/* RESERVED true EOF char (V7 compatability) */
#define	VCEOL	(NCC + 1)	/* RESERVED true EOL char */

#define	CNUL	0
#define	CDEL	0177

/* S5 default control chars */
/* CINTR, CERASE and CKILL modified to SunOS traditional values */
#define	CESC	'\\'
#define	CINTR	CTRL('c')
#define	CQUIT	034	/* FS, cntl | */
#define	CERASE	0177	/* DEL */
#define	CERASE2	CTRL('h')
#define	CKILL	CTRL('u')
#define	CEOT	04
#define	CEOL	0
#define	CEOL2	0
#define	CEOF	04	/* cntl d */
#define	CSTART	021	/* cntl q */
#define	CSTOP	023	/* cntl s */
#define	CSWTCH	032	/* cntl z */
#define	CNSWTCH	0
#define	CSUSP	CTRL('z')
#define	CDSUSP	CTRL('y')
#define	CRPRNT	CTRL('r')
#define	CFLUSH	CTRL('o')
#define	CWERASE	CTRL('w')
#define	CLNEXT	CTRL('v')
#define	CSTATUS	CTRL('t')
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */


/* input modes */
#define	IGNBRK	0000001
#define	BRKINT	0000002
#define	IGNPAR	0000004
#define	PARMRK	0000010
#define	INPCK	0000020
#define	ISTRIP	0000040
#define	INLCR	0000100
#define	IGNCR	0000200
#define	ICRNL	0000400
#if !defined(_POSIX_C_SOURCE) || \
	(defined(_XOPEN_SOURCE) && !defined(_XPG6)) || \
	defined(__EXTENSIONS__)
#define	IUCLC	0001000
#endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
#define	IXON	0002000
#if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
	defined(__EXTENSIONS__)
#define	IXANY	0004000
#endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
#define	IXOFF	0010000
#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	IMAXBEL 0020000
#define	DOSMODE	0100000  /* for 386 compatibility */
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */

/* output modes */
#define	OPOST	0000001
#if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
	defined(__EXTENSIONS__)
#if !defined(_XPG6) || defined(__EXTENSIONS__)
#define	OLCUC	0000002
#endif
#define	ONLCR	0000004
#define	OCRNL	0000010
#define	ONOCR	0000020
#define	ONLRET	0000040
#define	OFILL	0000100
#define	OFDEL	0000200
#define	NLDLY	0000400
#define	NL0	0
#define	NL1	0000400
#define	CRDLY	0003000
#define	CR0	0
#define	CR1	0001000
#define	CR2	0002000
#define	CR3	0003000
#define	TABDLY	0014000
#define	TAB0	0
#define	TAB1	0004000
#define	TAB2	0010000
#define	TAB3	0014000
#endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	XTABS	0014000
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
#if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
	defined(__EXTENSIONS__)
#define	BSDLY	0020000
#define	BS0	0
#define	BS1	0020000
#define	VTDLY	0040000
#define	VT0	0
#define	VT1	0040000
#define	FFDLY	0100000
#define	FF0	0
#define	FF1	0100000
#endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	PAGEOUT 0200000
#define	WRAP	0400000

/* control modes */
#define	CBAUD	0000017
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
#define	CSIZE	0000060
#define	CS5	0
#define	CS6	0000020
#define	CS7	0000040
#define	CS8	0000060
#define	CSTOPB	0000100
#define	CREAD	0000200
#define	PARENB	0000400
#define	PARODD	0001000
#define	HUPCL	0002000
#define	CLOCAL	0004000
#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	RCV1EN	0010000
#define	XMT1EN	0020000
#define	LOBLK	0040000
#define	XCLUDE	0100000		/* *V7* exclusive use coming fron XENIX */
#define	CRTSXOFF 010000000000
#define	CRTSCTS	020000000000
#define	CIBAUD	03600000
#define	PAREXT	04000000
#define	CBAUDEXT 010000000
#define	CIBAUDEXT 020000000

/*
 * 4.4BSD hardware flow control flags
 */
#define	CRTS_IFLOW 010000000000
#define	CCTS_OFLOW 020000000000

#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */

/* line discipline 0 modes */
#define	ISIG	0000001
#define	ICANON	0000002
#if !defined(_POSIX_C_SOURCE) || \
	(defined(_XOPEN_SOURCE) && !defined(_XPG6)) || \
	defined(__EXTENSIONS__)
#define	XCASE	0000004
#endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
#define	ECHO	0000010
#define	ECHOE	0000020
#define	ECHOK	0000040
#define	ECHONL	0000100
#define	NOFLSH	0000200
#define	TOSTOP	0000400
#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	ECHOCTL	0001000
#define	ECHOPRT	0002000
#define	ECHOKE	0004000
#define	DEFECHO	0010000
#define	FLUSHO	0020000
#define	PENDIN	0040000
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */

#define	IEXTEN	0100000  /* POSIX flag - enable POSIX extensions */
#define	_TIOC	('T'<<8)

#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)

#define	TIOC	_TIOC

#define	TCGETA	(_TIOC|1)
#define	TCSETA	(_TIOC|2)
#define	TCSETAW	(_TIOC|3)
#define	TCSETAF	(_TIOC|4)
#define	TCSBRK	(_TIOC|5)
#define	TCXONC	(_TIOC|6)
#define	TCFLSH	(_TIOC|7)

/* Slots reserved for 386/XENIX compatibility - keyboard control */

#define	TIOCKBON	(_TIOC|8)
#define	TIOCKBOF 	(_TIOC|9)
#define	KBENABLED 	(_TIOC|10)

#ifndef IOCTYPE
#define	IOCTYPE	0xff00
#endif

#define	TCDSET	(_TIOC|32)
#define	RTS_TOG	(_TIOC|33)	/* 386 - "RTS" toggle define 8A1 protocol */

#define	TIOCGWINSZ (_TIOC|104)
#define	TIOCSWINSZ (_TIOC|103)

/*
 * Softcarrier ioctls
 */
#define	TIOCGSOFTCAR (_TIOC|105)
#define	TIOCSSOFTCAR (_TIOC|106)


/* termios ioctls */

#define	TCGETS		(_TIOC|13)
#define	TCSETS		(_TIOC|14)
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
#define	TCSANOW		(_TIOC|14) /* same as TCSETS */
#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	TCSETSW		(_TIOC|15)
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
#define	TCSADRAIN	(_TIOC|15) /* same as TCSETSW */
#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	TCSETSF		(_TIOC|16)

/*
 * NTP PPS ioctls
 */
#define	TIOCGPPS	(_TIOC|125)
#define	TIOCSPPS	(_TIOC|126)
#define	TIOCGPPSEV	(_TIOC|127)

/* Argument filled in by TIOCGPPSEV */
struct ppsclockev {
	struct timeval tv;
	uint_t serial;
};

#if defined(_SYSCALL32)
struct ppsclockev32 {
	struct timeval32 tv;
	uint32_t serial;
};
#endif /* _SYSCALL32 */

#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */

#define	TCSAFLUSH	(_TIOC|16) /* same as TCSETSF */

/* termios option flags */

#define	TCIFLUSH	0  /* flush data received but not read */
#define	TCOFLUSH	1  /* flush data written but not transmitted */
#define	TCIOFLUSH	2  /* flush both data both input and output queues */

#define	TCOOFF		0  /* suspend output */
#define	TCOON		1  /* restart suspended output */
#define	TCIOFF		2  /* suspend input */
#define	TCION		3  /* restart suspended input */

/* TIOC ioctls for BSD, ptys, job control and modem control */

#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	tIOC	('t'<<8)
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */

/* Slots for 386/XENIX compatibility */
/* BSD includes these ioctls in ttold.h */

#ifndef _SYS_TTOLD_H

#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	TIOCGETD	(tIOC|0)
#define	TIOCSETD	(tIOC|1)
#define	TIOCHPCL	(tIOC|2)
#define	TIOCGETP	(tIOC|8)
#define	TIOCSETP  	(tIOC|9)
#define	TIOCSETN	(tIOC|10)
#define	TIOCEXCL	(tIOC|13)
#define	TIOCNXCL	(tIOC|14)
#define	TIOCFLUSH	(tIOC|16)
#define	TIOCSETC	(tIOC|17)
#define	TIOCGETC	(tIOC|18)
/*
 * BSD ioctls that are not the same as XENIX are included here.
 * There are also some relevant ioctls from SUN/BSD sys/ttycom.h
 * BSD pty ioctls like TIOCPKT are not supported in SVR4.
 */

#define	TIOCLBIS	(tIOC|127)	/* bis local mode bits */
#define	TIOCLBIC	(tIOC|126)	/* bic local mode bits */
#define	TIOCLSET	(tIOC|125)	/* set entire local mode word */
#define	TIOCLGET	(tIOC|124)	/* get local modes */
#define	TIOCSBRK	(tIOC|123)	/* set break bit */
#define	TIOCCBRK	(tIOC|122)	/* clear break bit */
#define	TIOCSDTR	(tIOC|121)	/* set data terminal ready */
#define	TIOCCDTR	(tIOC|120)	/* clear data terminal ready */
#define	TIOCSLTC	(tIOC|117)	/* set local special chars */
#define	TIOCGLTC	(tIOC|116)	/* get local special chars */
#define	TIOCOUTQ	(tIOC|115)	/* driver output queue size */
#define	TIOCNOTTY	(tIOC|113)	/* void tty association */
#define	TIOCSCTTY	(tIOC|132)	/* get a ctty */
#define	TIOCSTOP	(tIOC|111)	/* stop output, like ^S */
#define	TIOCSTART	(tIOC|110)	/* start output, like ^Q */
#define	TIOCSILOOP	(tIOC|109)	/* private to Sun; do not use */
#define	TIOCCILOOP	(tIOC|108)	/* private to Sun; do not use */

#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */

#endif /* end _SYS_TTOLD_H */

/* POSIX job control ioctls */

#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
#define	TIOCGPGRP	(tIOC|20)	/* get pgrp of tty */
#define	TIOCSPGRP	(tIOC|21)	/* set pgrp of tty */
#define	TIOCGSID	(tIOC|22)	/* get session id on ctty */

/* Miscellaneous */
#define	TIOCSTI		(tIOC|23)	/* simulate terminal input */

/* Modem control */
#define	TIOCMSET	(tIOC|26)	/* set all modem bits */
#define	TIOCMBIS	(tIOC|27)	/* bis modem bits */
#define	TIOCMBIC	(tIOC|28)	/* bic modem bits */
#define	TIOCMGET	(tIOC|29)	/* get all modem bits */
#define		TIOCM_LE	0001		/* line enable */
#define		TIOCM_DTR	0002		/* data terminal ready */
#define		TIOCM_RTS	0004		/* request to send */
#define		TIOCM_ST	0010		/* secondary transmit */
#define		TIOCM_SR	0020		/* secondary receive */
#define		TIOCM_CTS	0040		/* clear to send */
#define		TIOCM_CAR	0100		/* carrier detect */
#define		TIOCM_CD	TIOCM_CAR
#define		TIOCM_RNG	0200		/* ring */
#define		TIOCM_RI	TIOCM_RNG
#define		TIOCM_DSR	0400		/* data set ready */

/* pseudo-tty */

#define	TIOCREMOTE	(tIOC|30)	/* remote input editing */
#define	TIOCSIGNAL	(tIOC|31)	/* pty: send signal to slave */


/* Some more 386 xenix stuff */

#define	LDIOC	('D'<<8)

#define	LDOPEN	(LDIOC|0)
#define	LDCLOSE	(LDIOC|1)
#define	LDCHG	(LDIOC|2)
#define	LDGETT	(LDIOC|8)
#define	LDSETT	(LDIOC|9)

/* Slots for 386 compatibility */

#define	LDSMAP	(LDIOC|110)
#define	LDGMAP	(LDIOC|111)
#define	LDNMAP	(LDIOC|112)
#define	LDEMAP	(LDIOC|113)
#define	LDDMAP	(LDIOC|114)

/*
 * These are retained for 386/XENIX compatibility.
 */

#define	DIOC		('d'<<8)
#define	DIOCGETP	(DIOC|8)		/* V7 */
#define	DIOCSETP	(DIOC|9)		/* V7 */

/*
 * Returns a non-zero value if there
 * are characters in the input queue.
 *
 * XXX - somebody is confused here.  V7 had no such "ioctl", although XENIX may
 * have added it; 4BSD had FIONREAD, which returned the number of characters
 * waiting, and was supposed to work on all descriptors (i.e., every driver
 * should make a stab at implementing it).
 */
#define	FIORDCHK	(('f'<<8)|3)		/* V7 */
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */

/*
 * Speeds
 */
#define	B0	0
#define	B50	1
#define	B75	2
#define	B110	3
#define	B134	4
#define	B150	5
#define	B200	6
#define	B300	7
#define	B600	8
#define	B1200	9
#define	B1800	10
#define	B2400	11
#define	B4800	12
#define	B9600	13
#define	B19200	14
#define	B38400	15
#define	B57600	16
#define	B76800	17
#define	B115200	18
#define	B153600	19
#define	B230400	20
#define	B307200	21
#define	B460800	22
#define	B921600	23

#ifndef _SYS_TTOLD_H

#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
/* Windowing structure to support JWINSIZE/TIOCSWINSZ/TIOCGWINSZ */
struct winsize {
	unsigned short ws_row;	/* rows, in characters */
	unsigned short ws_col;	/* columns, in character */
	unsigned short ws_xpixel;	/* horizontal size, pixels */
	unsigned short ws_ypixel;	/* vertical size, pixels */
};
#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */

#endif /* end _SYS_TTOLD_H */

#ifdef	__cplusplus
}
#endif

#endif	/* _SYS_TERMIOS_H */