/* Copyright (C) 1997, 1999, 2001 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#ifndef _TERMIOS_H
# error "Never include <bits/termios.h> directly; use <termios.h> instead."
#endif

typedef unsigned char	cc_t;
typedef unsigned int	speed_t;
typedef unsigned int	tcflag_t;

/*
 * termios type and macro definitions.  Be careful about adding stuff
 * to this file since it's used in GNU libc and there are strict rules
 * concerning namespace pollution.
 */

#define NCCS 32
struct termios {
	tcflag_t c_iflag;		/* input mode flags */
	tcflag_t c_oflag;		/* output mode flags */
	tcflag_t c_cflag;		/* control mode flags */
	tcflag_t c_lflag;		/* local mode flags */
	cc_t c_line;			/* line discipline (== c_cc[19]) */
	cc_t c_cc[NCCS];		/* control characters */
	speed_t c_ispeed;		/* input speed */
	speed_t c_ospeed;		/* output speed */
};

/* c_cc characters */
#define VINTR	0
#define VQUIT	1
#define VERASE	2
#define VKILL	3
#define VEOF	4
#define VMIN	5
#define VEOL	6
#define VTIME	7
#define VEOL2	8
#define VSWTC	9

#define VWERASE	10
#define VREPRINT	11
#define VSUSP		12
#define VSTART		13
#define VSTOP		14
#define VLNEXT		15
#define VDISCARD	16

/* c_iflag bits */
#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
#define IXON	0001000
#define IXOFF	0002000
#define IXANY	0004000
#define IUCLC	0010000
#define IMAXBEL	0020000

/* c_oflag bits */
#define OPOST	0000001
#define ONLCR	0000002
#define OLCUC	0000004

#define OCRNL	0000010
#define ONOCR	0000020
#define ONLRET	0000040

#define OFILL	00000100
#define OFDEL	00000200
#define NLDLY	00001400
#define   NL0	00000000
#define   NL1	00000400
#define   NL2	00001000
#define   NL3	00001400
#define TABDLY	00006000
#define   TAB0	00000000
#define   TAB1	00002000
#define   TAB2	00004000
#define   TAB3	00006000
#define CRDLY	00030000
#define   CR0	00000000
#define   CR1	00010000
#define   CR2	00020000
#define   CR3	00030000
#define FFDLY	00040000
#define   FF0	00000000
#define   FF1	00040000
#define BSDLY	00100000
#define   BS0	00000000
#define   BS1	00100000
#define VTDLY	00200000
#define   VT0	00000000
#define   VT1	00200000
#define XTABS	01000000 /* Hmm.. Linux/i386 considers this part of TABDLY.. */

/* c_cflag bit meaning */
#define CBAUD	0000377
#define  B0	0000000		/* hang up */
#define  B50	0000001
#define  B75	0000002
#define  B110	0000003
#define  B134	0000004
#define  B150	0000005
#define  B200	0000006
#define  B300	0000007
#define  B600	0000010
#define  B1200	0000011
#define  B1800	0000012
#define  B2400	0000013
#define  B4800	0000014
#define  B9600	0000015
#define  B19200	0000016
#define  B38400	0000017
#define EXTA B19200
#define EXTB B38400
#define CBAUDEX 0000020
#define  B57600   00020
#define  B115200  00021
#define  B230400  00022
#define  B460800  00023
#define  B500000  00024
#define  B576000  00025
#define  B921600  00026
#define  B1000000 00027
#define  B1152000 00030
#define  B1500000 00031
#define  B2000000 00032
#define  B2500000 00033
#define  B3000000 00034
#define  B3500000 00035
#define  B4000000 00036
#define __MAX_BAUD B4000000

#define CSIZE	00001400
#define   CS5	00000000
#define   CS6	00000400
#define   CS7	00001000
#define   CS8	00001400

#define CSTOPB	00002000
#define CREAD	00004000
#define PARENB	00010000
#define PARODD	00020000
#define HUPCL	00040000

#define CLOCAL	00100000
#define CRTSCTS	  020000000000		/* flow control */

/* c_lflag bits */
#define ISIG	0x00000080
#define ICANON	0x00000100
#define XCASE	0x00004000
#define ECHO	0x00000008
#define ECHOE	0x00000002
#define ECHOK	0x00000004
#define ECHONL	0x00000010
#define NOFLSH	0x80000000
#define TOSTOP	0x00400000
#define ECHOCTL	0x00000040
#define ECHOPRT	0x00000020
#define ECHOKE	0x00000001
#define FLUSHO	0x00800000
#define PENDIN	0x20000000
#define IEXTEN	0x00000400

/* Values for the ACTION argument to `tcflow'.  */
#define	TCOOFF		0
#define	TCOON		1
#define	TCIOFF		2
#define	TCION		3

/* Values for the QUEUE_SELECTOR argument to `tcflush'.  */
#define	TCIFLUSH	0
#define	TCOFLUSH	1
#define	TCIOFLUSH	2

/* Values for the OPTIONAL_ACTIONS argument to `tcsetattr'.  */
#define	TCSANOW		0
#define	TCSADRAIN	1
#define	TCSAFLUSH	2

struct sgttyb {
	char	sg_ispeed;
	char	sg_ospeed;
	char	sg_erase;
	char	sg_kill;
	short	sg_flags;
};

struct tchars {
	char	t_intrc;
	char	t_quitc;
	char	t_startc;
	char	t_stopc;
	char	t_eofc;
	char	t_brkc;
};

struct ltchars {
	char	t_suspc;
	char	t_dsuspc;
	char	t_rprntc;
	char	t_flushc;
	char	t_werasc;
	char	t_lnextc;
};

/* Used for packet mode */
#define TIOCPKT_DATA		 0
#define TIOCPKT_FLUSHREAD	 1
#define TIOCPKT_FLUSHWRITE	 2
#define TIOCPKT_STOP		 4
#define TIOCPKT_START		 8
#define TIOCPKT_NOSTOP		16
#define TIOCPKT_DOSTOP		32

struct winsize {
	unsigned short ws_row;
	unsigned short ws_col;
	unsigned short ws_xpixel;
	unsigned short ws_ypixel;
};

#define NCC 10
struct termio {
	unsigned short c_iflag;		/* input mode flags */
	unsigned short c_oflag;		/* output mode flags */
	unsigned short c_cflag;		/* control mode flags */
	unsigned short c_lflag;		/* local mode flags */
	unsigned char c_line;		/* line discipline */
	unsigned char c_cc[NCC];	/* control characters */
};

/* c_cc characters */
#define _VINTR	0
#define _VQUIT	1
#define _VERASE	2
#define _VKILL	3
#define _VEOF	4
#define _VMIN	5
#define _VEOL	6
#define _VTIME	7
#define _VEOL2	8
#define _VSWTC	9

/* modem lines */
#define TIOCM_LE	0x001
#define TIOCM_DTR	0x002
#define TIOCM_RTS	0x004
#define TIOCM_ST	0x008
#define TIOCM_SR	0x010
#define TIOCM_CTS	0x020
#define TIOCM_CAR	0x040
#define TIOCM_RNG	0x080
#define TIOCM_DSR	0x100
#define TIOCM_CD	TIOCM_CAR
#define TIOCM_RI	TIOCM_RNG

/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
#define TIOCSER_TEMT    0x01	/* Transmitter physically empty */

/* line disciplines */
#define N_TTY		0
#define N_SLIP		1
#define N_MOUSE		2
#define N_PPP		3
#define N_STRIP		4
#define N_AX25		5
#define N_X25		6	/* X.25 async  */
#define N_6PACK		7
#define N_MASC		8	/* Mobitex module  */
#define N_R3964		9	/* Simatic R3964 module  */
#define N_PROFIBUS_FDL	10	/* Profibus  */
#define N_IRDA		11	/* Linux IR  */
#define N_SMSBLOCK	12	/* SMS block mode  */
#define N_HDLC		13	/* synchronous HDLC  */
#define N_SYNC_PPP	14	/* synchronous PPP  */
#define	N_HCI		15	/* Bluetooth HCI UART  */
