text: /* termios type and macro definitions.  Linux/MIPS version.
     Copyright (C) 1993, 94, 95, 96, 97, 99 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;
  
  #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 */
      cc_t c_cc[NCCS];		/* control characters */
    };
  
  /* c_cc characters */
  #define VINTR		0	/* Interrupt character [ISIG].  */
  #define VQUIT		1	/* Quit character [ISIG].  */
  #define VERASE		2	/* Erase character [ICANON].  */
  #define VKILL		3	/* Kill-line character [ICANON].  */
  #define VMIN		4	/* Minimum number of bytes read at once [!ICANON].  */
  #define VTIME		5	/* Time-out value (tenths of a second) [!ICANON].  */
  #define VEOL2		6	/* Second EOL character [ICANON].  */
  #define VSWTC		7
  #define VSWTCH		VSWTC
  #define VSTART		8	/* Start (X-ON) character [IXON, IXOFF].  */
  #define VSTOP		9	/* Stop (X-OFF) character [IXON, IXOFF].  */
  #define VSUSP		10	/* Suspend character [ISIG].  */
  				/* VDSUSP is not supported on Linux. */
  /* #define VDSUSP	11	/ * Delayed suspend character [ISIG].  */
  #define VREPRINT	12	/* Reprint-line character [ICANON].  */
  #define VDISCARD	13	/* Discard character [IEXTEN].  */
  #define VWERASE		14	/* Word-erase character [ICANON].  */
  #define VLNEXT		15	/* Literal-next character [IEXTEN].  */
  #define VEOF		16	/* End-of-file character [ICANON].  */
  #define VEOL		17	/* End-of-line character [ICANON].  */
  
  /* c_iflag bits */
  #define IGNBRK	0000001		/* Ignore break condition.  */
  #define BRKINT	0000002		/* Signal interrupt on break.  */
  #define IGNPAR	0000004		/* Ignore characters with parity errors.  */
  #define PARMRK	0000010		/* Mark parity and framing errors.  */
  #define INPCK	0000020		/* Enable input parity check.  */
  #define ISTRIP	0000040		/* Strip 8th bit off characters.  */
  #define INLCR	0000100		/* Map NL to CR on input.  */
  #define IGNCR	0000200		/* Ignore CR.  */
  #define ICRNL	0000400		/* Map CR to NL on input.  */
  #define IUCLC	0001000		/* Map upper case to lower case on input.  */
  #define IXON	0002000		/* Enable start/stop output control.  */
  #define IXANY	0004000		/* Any character will restart after stop.  */
  #define IXOFF	0010000		/* Enable start/stop input control.  */
  #define IMAXBEL 0020000		/* Ring bell when input queue is full.  */
  
  /* c_oflag bits */
  #define OPOST	0000001		/* Perform output processing.  */
  #define OLCUC	0000002		/* Map lower case to upper case on output.  */
  #define ONLCR	0000004		/* Map NL to CR-NL on output.  */
  #define OCRNL	0000010
  #define ONOCR	0000020
  #define ONLRET	0000040
  #define OFILL	0000100
  #define OFDEL	0000200
  #if defined __USE_MISC || defined __USE_XOPEN
  # define NLDLY	0000400
  # define   NL0	0000000
  # define   NL1	0000400
  # define CRDLY	0003000
  # define   CR0	0000000
  # define   CR1	0001000
  # define   CR2	0002000
  # define   CR3	0003000
  # define TABDLY	0014000
  # define   TAB0	0000000
  # define   TAB1	0004000
  # define   TAB2	0010000
  # define   TAB3	0014000
  # define BSDLY	0020000
  # define   BS0	0000000
  # define   BS1	0020000
  # define FFDLY	0100000
  # define   FF0	0000000
  # define   FF1	0100000
  #endif
  
  #define VTDLY	0040000
  #define   VT0	0000000
  #define   VT1	0040000
  
  #ifdef __USE_MISC
  # define XTABS  0014000
  #endif
  
  /* c_cflag bit meaning */
  #ifdef __USE_MISC
  # define CBAUD	0010017
  #endif
  #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
  #ifdef __USE_MISC
  # define EXTA B19200
  # define EXTB B38400
  #endif
  #define CSIZE	0000060		/* Number of bits per byte (mask).  */
  #define   CS5	0000000		/* 5 bits per byte.  */
  #define   CS6	0000020		/* 6 bits per byte.  */
  #define   CS7	0000040		/* 7 bits per byte.  */
  #define   CS8	0000060		/* 8 bits per byte.  */
  #define CSTOPB	0000100		/* Two stop bits instead of one.  */
  #define CREAD	0000200		/* Enable receiver.  */
  #define PARENB	0000400		/* Parity enable.  */
  #define PARODD	0001000		/* Odd parity instead of even.  */
  #define HUPCL	0002000		/* Hang up on last close.  */
  #define CLOCAL	0004000		/* Ignore modem status lines.  */
  #ifdef __USE_MISC
  # define CBAUDEX   0010000
  #endif
  #define  B57600   0010001
  #define  B115200  0010002
  #define  B230400  0010003
  #define  B460800  0010004
  #define  B500000  0010005
  #define  B576000  0010006
  #define  B921600  0010007
  #define  B1000000 0010010
  #define  B1152000 0010011
  #define  B1500000 0010012
  #define  B2000000 0010013
  #define  B2500000 0010014
  #define  B3000000 0010015
  #define  B3500000 0010016
  #define  B4000000 0010017
  #define __MAX_BAUD B4000000
  #ifdef __USE_MISC
  # define CIBAUD	  002003600000	/* input baud rate (not used) */
  # define CRTSCTS  020000000000		/* flow control */
  #endif
  
  /* c_lflag bits */
  #define ISIG	0000001		/* Enable signals.  */
  #define ICANON	0000002		/* Do erase and kill processing.  */
  #if defined __USE_MISC || defined __USE_XOPEN
  # define XCASE	0000004
  #endif
  #define ECHO	0000010		/* Enable echo.  */
  #define ECHOE	0000020		/* Visual erase for ERASE.  */
  #define ECHOK	0000040		/* Echo NL after KILL.  */
  #define ECHONL	0000100		/* Echo NL even if ECHO is off.  */
  #define NOFLSH	0000200		/* Disable flush after interrupt.  */
  #define IEXTEN	0000400		/* Enable DISCARD and LNEXT.  */
  #ifdef __USE_MISC
  # define ECHOCTL 0001000	/* Echo control characters as ^X.  */
  # define ECHOPRT 0002000	/* Hardcopy visual erase.  */
  # define ECHOKE	 0004000	/* Visual erase for KILL.  */
  # define FLUSHO	0020000
  # define PENDIN	0040000		/* Retype pending input (state).  */
  #endif
  #define TOSTOP	0100000		/* Send SIGTTOU for background output.  */
  #define ITOSTOP	TOSTOP
  
  /* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
  #define TIOCSER_TEMT    0x01	/* Transmitter physically empty */
  
  /* tcflow() and TCXONC use these */
  #define	TCOOFF		0	/* Suspend output.  */
  #define	TCOON		1	/* Restart suspended output.  */
  #define	TCIOFF		2	/* Send a STOP character.  */
  #define	TCION		3	/* Send a START character.  */
  
  /* tcflush() and TCFLSH use these */
  #define	TCIFLUSH	0	/* Discard data received but not yet read.  */
  #define	TCOFLUSH	1	/* Discard data written but not yet sent.  */
  #define	TCIOFLUSH	2	/* Discard all pending data.  */
  
  /* tcsetattr uses these */
  #define	TCSANOW		0x540e	/* Same as TCSETS; change immediately.  */
  #define	TCSADRAIN	0x540f	/* Same as TCSETSW; change when pending output is written.  */
  #define	TCSAFLUSH	0x5410	/* Same as TCSETSF; flush pending input before changing.  */
  
  #define _IOT_termios /* Hurd ioctl type field.  */ \
    _IOT (_IOTS (cflag_t), 4, _IOTS (cc_t), NCCS, _IOTS (speed_t), 2)
  