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/*

 * Copyright (c) 1988, 1989, 1993, 1994

 *        The Regents of the University of California.  All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 * 3. Neither the name of the University nor the names of its contributors

 *    may be used to endorse or promote products derived from this software

 *    without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND

 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE

 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

 * SUCH DAMAGE.

 *

 *        @(#)termios.h        8.3 (Berkeley) 3/28/94

 */

#ifndef _SYS_TERMIOS_H_

#define _SYS_TERMIOS_H_

#include <sys/ioctl.h>

/*

 * Special Control Characters

 *

 * Index into c_cc[] character array.

 *

 *        Name             Subscript        Enabled by

 */

#define        VEOF                0        /* ICANON */

#define        VEOL                1        /* ICANON */

#define        VEOL2                2        /* ICANON */

#define        VERASE                3        /* ICANON */

#define VWERASE         4        /* ICANON */

#define VKILL                5        /* ICANON */

#define        VREPRINT         6        /* ICANON */

/*                        7           spare 1 */

#define VINTR                8        /* ISIG */

#define VQUIT                9        /* ISIG */

#define VSUSP                10        /* ISIG */

#define VDSUSP                11        /* ISIG */

#define VSTART                12        /* IXON, IXOFF */

#define VSTOP                13        /* IXON, IXOFF */

#define        VLNEXT                14        /* IEXTEN */

#define        VDISCARD        15        /* IEXTEN */

#define VMIN                16        /* !ICANON */

#define VTIME                17        /* !ICANON */

#define VSTATUS                18        /* ICANON */

#define VDDB                19        /* Prex: debugger key */

#define        NCCS                20

#define _POSIX_VDISABLE        ((unsigned char)'\377')

#define CCEQ(val, c)        (c == val ? val != _POSIX_VDISABLE : 0)

/*

 * Input flags - software input processing

 */

#define        IGNBRK                0x00000001        /* ignore BREAK condition */

#define        BRKINT                0x00000002        /* map BREAK to SIGINTR */

#define        IGNPAR                0x00000004        /* ignore (discard) parity errors */

#define        PARMRK                0x00000008        /* mark parity and framing errors */

#define        INPCK                0x00000010        /* enable checking of parity errors */

#define        ISTRIP                0x00000020        /* strip 8th bit off chars */

#define        INLCR                0x00000040        /* map NL into CR */

#define        IGNCR                0x00000080        /* ignore CR */

#define        ICRNL                0x00000100        /* map CR to NL (ala CRMOD) */

#define        IXON                0x00000200        /* enable output flow control */

#define        IXOFF                0x00000400        /* enable input flow control */

#define        IXANY                0x00000800        /* any char will restart after stop */

#define IMAXBEL                0x00002000        /* ring bell on input queue full */

/*

 * Output flags - software output processing

 */

#define        OPOST                0x00000001        /* enable following output processing */

#define ONLCR                0x00000002        /* map NL to CR-NL (ala CRMOD) */

#define OXTABS                0x00000004        /* expand tabs to spaces */

#define ONOEOT                0x00000008        /* discard EOT's (^D) on output) */

/*

 * Control flags - hardware control of terminal

 */

#define        CIGNORE                0x00000001        /* ignore control flags */

#define CSIZE                0x00000300        /* character size mask */

#define     CS5                    0x00000000            /* 5 bits (pseudo) */

#define     CS6                    0x00000100            /* 6 bits */

#define     CS7                    0x00000200            /* 7 bits */

#define     CS8                    0x00000300            /* 8 bits */

#define CSTOPB                0x00000400        /* send 2 stop bits */

#define CREAD                0x00000800        /* enable receiver */

#define PARENB                0x00001000        /* parity enable */

#define PARODD                0x00002000        /* odd parity, else even */

#define HUPCL                0x00004000        /* hang up on last close */

#define CLOCAL                0x00008000        /* ignore modem status lines */

#define CCTS_OFLOW        0x00010000        /* CTS flow control of output */

#define CRTSCTS                CCTS_OFLOW        /* ??? */

#define CRTS_IFLOW        0x00020000        /* RTS flow control of input */

#define        MDMBUF                0x00100000        /* flow control output via Carrier */

/*

 * "Local" flags - dumping ground for other state

 *

 * Warning: some flags in this structure begin with

 * the letter "I" and look like they belong in the

 * input flag.

 */

#ifndef _POSIX_SOURCE

#define        ECHOKE                0x00000001        /* visual erase for line kill */

#endif  /*_POSIX_SOURCE */

#define        ECHOE                0x00000002        /* visually erase chars */

#define        ECHOK                0x00000004        /* echo NL after line kill */

#define ECHO                0x00000008        /* enable echoing */

#define        ECHONL                0x00000010        /* echo NL even if ECHO is off */

#ifndef _POSIX_SOURCE

#define        ECHOPRT                0x00000020        /* visual erase mode for hardcopy */

#define ECHOCTL          0x00000040        /* echo control chars as ^(Char) */

#endif  /*_POSIX_SOURCE */

#define        ISIG                0x00000080        /* enable signals INTR, QUIT, [D]SUSP */

#define        ICANON                0x00000100        /* canonicalize input lines */

#ifndef _POSIX_SOURCE

#define ALTWERASE        0x00000200        /* use alternate WERASE algorithm */

#endif  /*_POSIX_SOURCE */

#define        IEXTEN                0x00000400        /* enable DISCARD and LNEXT */

#define EXTPROC         0x00000800      /* external processing */

#define TOSTOP                0x00400000        /* stop background jobs from output */

#ifndef _POSIX_SOURCE

#define FLUSHO                0x00800000        /* output being flushed (state) */

#define        NOKERNINFO        0x02000000        /* no kernel output from VSTATUS */

#define PENDIN                0x20000000        /* XXX retype pending input (state) */

#endif  /*_POSIX_SOURCE */

#define        NOFLSH                0x80000000        /* don't flush after interrupt */

typedef unsigned long        tcflag_t;

typedef unsigned char        cc_t;

typedef long                speed_t;

struct termios {

        tcflag_t        c_iflag;        /* input flags */

        tcflag_t        c_oflag;        /* output flags */

        tcflag_t        c_cflag;        /* control flags */

        tcflag_t        c_lflag;        /* local flags */

        cc_t                c_cc[NCCS];        /* control chars */

        long                c_ispeed;        /* input speed */

        long                c_ospeed;        /* output speed */

};

/*

 * Commands passed to tcsetattr() for setting the termios structure.

 */

#define        TCSANOW                0                /* make change immediate */

#define        TCSADRAIN        1                /* drain output, then change */

#define        TCSAFLUSH        2                /* drain output, flush input */

#ifndef _POSIX_SOURCE

#define TCSASOFT        0x10                /* flag - don't alter h.w. state */

#endif

/*

 * Standard speeds

 */

#define B0        0

#define B50        50

#define B75        75

#define B110        110

#define B134        134

#define B150        150

#define B200        200

#define B300        300

#define B600        600

#define B1200        1200

#define        B1800        1800

#define B2400        2400

#define B4800        4800

#define B9600        9600

#define B19200        19200

#define B38400        38400

#ifndef KERNEL

#define        TCIFLUSH        1

#define        TCOFLUSH        2

#define TCIOFLUSH        3

#define        TCOOFF                1

#define        TCOON                2

#define TCIOFF                3

#define TCION                4

#include <sys/cdefs.h>

__BEGIN_DECLS

speed_t        cfgetispeed(const struct termios *);

speed_t        cfgetospeed(const struct termios *);

int        cfsetispeed(struct termios *, speed_t);

int        cfsetospeed(struct termios *, speed_t);

int        tcgetattr(int, struct termios *);

int        tcsetattr(int, int, const struct termios *);

int        tcdrain(int);

int        tcflow(int, int);

int        tcflush(int, int);

int        tcsendbreak(int, int);

#ifndef _POSIX_SOURCE

void        cfmakeraw(struct termios *);

int        cfsetspeed(struct termios *, speed_t);

#endif /* !_POSIX_SOURCE */

__END_DECLS

#endif /* !KERNEL */

/*

 * Tty ioctl's except for those supported only for backwards compatibility

 * with the old tty driver.

 */

/*

 * Window/terminal size structure.  This information is stored by the kernel

 * in order to provide a consistent interface, but is not used by the kernel.

 */

struct winsize {

        unsigned short        ws_row;                /* rows, in characters */

        unsigned short        ws_col;                /* columns, in characters */

        unsigned short        ws_xpixel;        /* horizontal size, pixels */

        unsigned short        ws_ypixel;        /* vertical size, pixels */

};

#define        TIOCEXCL         _IO('t', 13)                /* set exclusive use of tty */

#define        TIOCNXCL         _IO('t', 14)                /* reset exclusive use of tty */

                                                /* 15 unused */

#define        TIOCFLUSH        _IOW('t', 16, int)        /* flush buffers */

                                                /* 17-18 compat */

#define        TIOCGETA        _IOR('t', 19, struct termios) /* get termios struct */

#define        TIOCSETA        _IOW('t', 20, struct termios) /* set termios struct */

#define        TIOCSETAW        _IOW('t', 21, struct termios) /* drain output, set */

#define        TIOCSETAF        _IOW('t', 22, struct termios) /* drn out, fls in, set */

#define        TIOCGETD        _IOR('t', 26, int)        /* get line discipline */

#define        TIOCSETD        _IOW('t', 27, int)        /* set line discipline */

                                                /* 127-124 compat */

#define        TIOCSBRK         _IO('t', 123)                /* set break bit */

#define        TIOCCBRK         _IO('t', 122)                /* clear break bit */

#define        TIOCSDTR         _IO('t', 121)                /* set data terminal ready */

#define        TIOCCDTR         _IO('t', 120)                /* clear data terminal ready */

#define        TIOCGPGRP        _IOR('t', 119, int)        /* get pgrp of tty */

#define        TIOCSPGRP        _IOW('t', 118, int)        /* set pgrp of tty */

                                                /* 117-116 compat */

#define        TIOCOUTQ        _IOR('t', 115, int)        /* output queue size */

#define        TIOCSTI                _IOW('t', 114, char)        /* simulate terminal input */

#define        TIOCNOTTY         _IO('t', 113)                /* void tty association */

#define        TIOCSTOP         _IO('t', 111)                /* stop output, like ^S */

#define        TIOCSTART         _IO('t', 110)                /* start output, like ^Q */

#define        TIOCMSET        _IOW('t', 109, int)        /* set all modem bits */

#define        TIOCMBIS        _IOW('t', 108, int)        /* bis modem bits */

#define        TIOCMBIC        _IOW('t', 107, int)        /* bic modem bits */

#define        TIOCMGET        _IOR('t', 106, int)        /* get all modem bits */

#define        TIOCGWINSZ        _IOR('t', 104, struct winsize)        /* get window size */

#define        TIOCSWINSZ        _IOW('t', 103, struct winsize)        /* set window size */

#define                UIOCCMD(n)        _IO('u', n)        /* usr cntl op "n" */

#define        TIOCCONS        _IOW('t', 98, int)        /* become virtual console */

#define        TIOCSCTTY         _IO('t', 97)                /* become controlling tty */

#define        TIOCDRAIN         _IO('t', 94)                /* wait till output drained */

#define        TTYDISC                0                /* termios tty line discipline */

#define        TABLDISC        3                /* tablet discipline */

#define        SLIPDISC        4                /* serial IP discipline */

/* Prex unique */

#define        TIOCSETSIGT        _IOW('t', 200, int)        /* set signal task */

#define TIOCINQ                _IOR('t', 201, int)        /* input queue size */

/*

 * Defaults on "first" open.

 */

#define        TTYDEF_IFLAG        (tcflag_t)(BRKINT | ICRNL | IXON | IXANY)

#define TTYDEF_OFLAG        (tcflag_t)(OPOST | ONLCR | OXTABS)

#define TTYDEF_LFLAG        (tcflag_t)(ECHO | ICANON | ISIG | ECHOE|ECHOK|ECHONL)

#define TTYDEF_CFLAG        (tcflag_t)(CREAD | CS8 | HUPCL)

#define TTYDEF_SPEED        (B9600)

/*

 * Control Character Defaults

 */

#define CTRL(x)        (cc_t)(x&037)

#define        CEOF                CTRL('d')

#define        CEOL                ((unsigned char)'\377')        /* XXX avoid _POSIX_VDISABLE */

#define        CERASE                0177

#define        CINTR                CTRL('c')

#define        CSTATUS                ((unsigned char)'\377')        /* XXX avoid _POSIX_VDISABLE */

#define        CKILL                CTRL('u')

#define        CMIN                1

#define        CQUIT                034                /* FS, ^\ */

#define        CSUSP                CTRL('z')

#define        CTIME                0

#define        CDSUSP                CTRL('y')

#define        CSTART                CTRL('q')

#define        CSTOP                CTRL('s')

#define        CLNEXT                CTRL('v')

#define        CDISCARD         CTRL('o')

#define        CWERASE         CTRL('w')

#define        CREPRINT         CTRL('r')

#define        CEOT                CEOF

/* compat */

#define        CBRK                CEOL

#define CRPRNT                CREPRINT

#define        CFLUSH                CDISCARD

#define        CKDB                CTRL('k')

#ifdef KERNEL

/*

 * #define TTYDEFCHARS to include an array of default control characters.

 */

#define TTYDEFCHARS \

{ \

        CEOF,        CEOL,        CEOL,        CERASE, CWERASE, CKILL, CREPRINT, \

        _POSIX_VDISABLE, CINTR,        CQUIT,        CSUSP,        CDSUSP,        CSTART,        CSTOP,        CLNEXT, \

        CDISCARD, CMIN,        CTIME,  CSTATUS, CKDB \

}

#endif /* KERNEL */

/*

 * END OF PROTECTED INCLUDE.

 */

#endif /* !_SYS_TERMIOS_H_ */