source: rtems/cpukit/libcsupport/include/sys/termios.h @ e79a766f

/**
 * @file sys/termios.h
 *
 * @brief POSIX termios implementation for RTEMS console device driver.
 *
 * The Open Group Base Specifications Issue 6
 * IEEE Std 1003.1, 2004 Edition
 * Chapter 11, General Terminal Interface
 */

/*
 *  COPYRIGHT (c) 1989-2011.
 *  On-Line Applications Research Corporation (OAR).
 *
 *  The license and distribution terms for this file may be
 *  found in the file LICENSE in this distribution or at
 *  http://www.rtems.com/license/LICENSE.
 */

#ifndef TERMIOS_H
#define TERMIOS_H

#include <sys/types.h>

#ifdef __cplusplus
extern "C" {
#endif

/**
 *  @ingroup Termios
 *
 *  @brief POSIX Termios Implementation
 */

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

#define NCCS 19
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 */
};

/**
 *  This value is used to disable processing of a member of c_cc
 *  in the struct termios.
 */
#define _POSIX_VDISABLE 0

/* c_cc characters */
#define VINTR 0
#define VQUIT 1
#define VERASE 2
#define VKILL 3
#define VEOF 4
#define VTIME 5
#define VMIN 6
#define VSWTC 7
#define VSTART 8
#define VSTOP 9
#define VSUSP 10
#define VEOL 11
#define VREPRINT 12
#define VDISCARD 13
#define VWERASE 14
#define VLNEXT 15
#define VEOL2 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 IUCLC   0001000
#define IXON    0002000
#define IXANY   0004000
#define IXOFF   0010000
#define IMAXBEL 0020000

/* c_oflag bits */
#define OPOST   0000001
#define OLCUC   0000002
#define ONLCR   0000004
#define OCRNL   0000010
#define ONOCR   0000020
#define ONLRET  0000040
#define OFILL   0000100
#define OFDEL   0000200
#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   XTABS 0014000
#define BSDLY   0020000
#define   BS0   0000000
#define   BS1   0020000
#define VTDLY   0040000
#define   VT0   0000000
#define   VT1   0040000
#define FFDLY   0100000
#define   FF0   0000000
#define   FF1   0100000

/* c_cflag bit meaning */
#define CBAUD   0010017
#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 CSIZE   0000060
#define   CS5   0000000
#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
#define CBAUDEX 0010000
#define  B57600  0010001
#define  B115200 0010002
#define  B230400 0010003
#define  B460800 0010004
#define CIBAUD    002003600000  /* input baud rate (not used) */
#define CRTSCTS   020000000000          /* flow control */

#define RTEMS_TERMIOS_NUMBER_BAUD_RATES 20

/* c_lflag bits */
#define ISIG    0000001
#define ICANON  0000002
#define XCASE   0000004
#define ECHO    0000010
#define ECHOE   0000020
#define ECHOK   0000040
#define ECHONL  0000100
#define NOFLSH  0000200
#define TOSTOP  0000400
#define ECHOCTL 0001000
#define ECHOPRT 0002000
#define ECHOKE  0004000
#define FLUSHO  0010000
#define PENDIN  0040000
#define IEXTEN  0100000

/* tcflow() and TCXONC use these */
#define TCOOFF          0
#define TCOON           1
#define TCIOFF          2
#define TCION           3

/* tcflush() and TCFLSH use these */
#define TCIFLUSH        0
#define TCOFLUSH        1
#define TCIOFLUSH       2

/* tcsetattr uses these */
#define TCSANOW         0
#define TCSADRAIN       1
#define TCSAFLUSH       2

int     tcdrain(int);
int     tcflow(int, int);
int     tcflush(int, int);
int     tcgetattr(int, struct termios *);
int     tcsetattr(int, int, struct termios *);
int     tcdrain(int);
pid_t   tcgetprgrp(int);
int     tcsetprgrp(int, pid_t);
int     tcsendbreak(int, int);
speed_t cfgetospeed(const struct termios *tp);
int     cfsetospeed(struct termios *tp, speed_t speed);
speed_t cfgetispeed(const struct termios *tp);
int     cfsetispeed(struct termios *tp, speed_t speed);

#ifdef __cplusplus
}
#endif

#endif  /* TERMIOS_H */