Minix1.5/include/termios.h
/* The <termios.h> header is used for controlling tty modes. */
#ifndef _TERMIOS_H
#define _TERMIOS_H
typedef unsigned short tcflag_t;
typedef unsigned char cc_t;
typedef unsigned int speed_t;
#define NCCS 11 /* size of cc_c array */
/* Primary terminal control structure. POSIX Table 7-1. */
struct termios {
tcflag_t c_iflag; /* input modes */
tcflag_t c_oflag; /* output modes */
tcflag_t c_cflag; /* control modes */
tcflag_t c_lflag; /* local modes */
speed_t c_ispeed; /* input speed */
speed_t c_ospeed; /* output speed */
cc_t c_cc[NCCS]; /* control characters */
};
/* Values for termios c_iflag bit map. POSIX Table 7-2. */
#define BRKINT 000001 /* signal interrupt on break */
#define ICRNL 000002 /* map CR to NL on input */
#define IGNBRK 000004 /* ignore break */
#define IGNCR 000010 /* ignore CR */
#define IGNPAR 000020 /* ignore characters with parity errors */
#define INLCR 000100 /* map NL to CR on input */
#define INPCK 000200 /* enable input parity check */
#define ISTRIP 000400 /* mask off 8th bit */
#define IXOFF 001000 /* enable start/stop input control */
#define IXON 002000 /* enable start/stop output control */
#define PARMRK 004000 /* mark parity errors in the input queue */
/* Values for termios c_oflag bit map. POSIX Sec. 7.1.2.3. */
#define OPOST 000001 /* perform output processing */
/* Values for termios c_cflag bit map. POSIX Table 7-3. */
#define CLOCAL 000001 /* ignore modem status lines */
#define CREAD 000002 /* enable receiver */
#define CSIZE 000014 /* number of bits per character */
#define CSTOPB 000020 /* send 2 stop bits if set, else 1 */
#define HUPCL 000040 /* hang up on last close */
#define PARENB 000100 /* enable parity on output */
#define PARODD 000200 /* use odd parity if set, else even */
#define CS5 000000 /* if CSIZE is CS5, characters are 5 bits */
#define CS6 000004 /* if CSIZE is CS6, characters are 6 bits */
#define CS7 000010 /* if CSIZE is CS7, characters are 7 bits */
#define CS8 000014 /* if CSIZE is CS8, characters are 8 bits */
/* Values for termios c_lflag bit map. POSIX Table 7-4. */
#define ECHO 000001 /* enable echoing of input characters */
#define ECHOE 000002 /* echo ERASE as backspace */
#define ECHOK 000004 /* echo KILL */
#define ECHONL 000010 /* echo NL */
#define ICANON 000020 /* canonical input (erase and kill enabled) */
#define IEXTEN 000040 /* enable extended functions */
#define ISIG 000100 /* enable signals */
#define NOFLSH 000200 /* disable flush after interrupt or quit */
#define TOSTOP 000400 /* send SIGTTOU (job control, not implemented*/
/* Indices into c_cc array. Default values in parentheses. POSIX Table 7-5. */
#define VEOF 0 /* cc_c[VEOF] = EOF char (CTRL-D) */
#define VEOL 1 /* cc_c[VEOL] = EOL char (??) */
#define VERASE 2 /* cc_c[VERASE] = ERASE char (CTRL-H) */
#define VINTR 3 /* cc_c[VINTR] = INTR char (DEL) */
#define VKILL 4 /* cc_c[VKILL] = KILL char (@) */
#define VMIN 5 /* cc_c[VMIN] = MIN value for timer */
#define VQUIT 6 /* cc_c[VQUIT] = QUIT char (CTRL-\) */
#define VTIME 7 /* cc_c[VTIME] = TIME value for timer */
#define VSUSP 8 /* cc_c[VSUSP] = SUSP (job control, not impl */
#define VSTART 9 /* cc_c[VSTART] = START char (always CTRL-S) */
#define VSTOP 10 /* cc_c[VSTOP] = STOP char (always CTRL-Q) */
/* Values for the baud rate settings. POSIX Table 7-6. */
#define B0 0000000 /* hang up the line */
#define B50 0010000 /* 50 baud */
#define B75 0020000 /* 75 baud */
#define B110 0030000 /* 110 baud */
#define B134 0040000 /* 134.5 baud */
#define B150 0050000 /* 150 baud */
#define B200 0060000 /* 200 baud */
#define B300 0070000 /* 300 baud */
#define B600 0100000 /* 600 baud */
#define B1200 0110000 /* 1200 baud */
#define B1800 0120000 /* 1800 baud */
#define B2400 0130000 /* 2400 baud */
#define B4800 0140000 /* 4800 baud */
#define B9600 0150000 /* 9600 baud */
#define B19200 0160000 /* 19200 baud */
#define B38400 0170000 /* 38400 baud */
/* Optional actions for tcsetattr(). POSIX Sec. 7.2.1.2. */
#define TCSANOW 1 /* changes take effect immediately */
#define TCSADRAIN 2 /* changes take effect after output is done */
#define TCSAFLUSH 3 /* wait for output to finish and flush input */
/* Queue_selector values for tcflush(). POSIX Sec. 7.2.2.2. */
#define TCIFLUSH 1 /* flush accumulated input data */
#define TCOFLUSH 2 /* flush accumulated output data */
#define TCIOFLUSH 3 /* flush accumulated input and output data */
/* Action values for tcflow(). POSIX Sec. 7.2.2.2. */
#define TCOOFF 1 /* suspend output */
#define TCOON 2 /* restart suspended output */
#define TCIOFF 3 /* transmit a STOP character on the line */
#define TCION 4 /* transmit a START character on the line */
/* Function Prototypes. */
#ifndef _ANSI_H
#include <ansi.h>
#endif
_PROTOTYPE( int tcsendbreak, (int _fildes, int _duration) );
_PROTOTYPE( int tcdrain, (int _filedes) );
_PROTOTYPE( int tcflush, (int _filedes, int _queue_selector) );
_PROTOTYPE( int tcflow, (int _filedes, int _action) );
_PROTOTYPE( speed_t cfgetospeed, (struct termios *_termios_p) );
_PROTOTYPE( speed_t cfsetospeed, \
(struct termios *_termios_p, speed_t _speed) );
_PROTOTYPE( speed_t cfgetispeed, (struct termios *_termios_p) );
_PROTOTYPE( speed_t cfsetispeed, \
(struct termios *_termios_p, speed_t _speed) );
_PROTOTYPE( int tcgetattr, (int _filedes, struct termios *_termios_p) );
_PROTOTYPE( int tcsetattr, \
(int _filedes, int _opt_actions, struct termios *_termios_p) );
#endif /* _TERMIOS_H */