minix/common/include/termios.h
2012-03-25 21:58:27 +02:00

214 lines
8.4 KiB
C

/* 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 20 /* size of cc_c array, some extra space
* for extensions. */
/* 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 0x0001 /* signal interrupt on break */
#define ICRNL 0x0002 /* map CR to NL on input */
#define IGNBRK 0x0004 /* ignore break */
#define IGNCR 0x0008 /* ignore CR */
#define IGNPAR 0x0010 /* ignore characters with parity errors */
#define INLCR 0x0020 /* map NL to CR on input */
#define INPCK 0x0040 /* enable input parity check */
#define ISTRIP 0x0080 /* mask off 8th bit */
#define IXOFF 0x0100 /* enable start/stop input control */
#define IXON 0x0200 /* enable start/stop output control */
#define PARMRK 0x0400 /* mark parity errors in the input queue */
/* Values for termios c_oflag bit map. POSIX Sec. 7.1.2.3. */
#define OPOST 0x0001 /* perform output processing */
/* Values for termios c_cflag bit map. POSIX Table 7-3. */
#define CLOCAL 0x0001 /* ignore modem status lines */
#define CREAD 0x0002 /* enable receiver */
#define CSIZE 0x000C /* number of bits per character */
#define CS5 0x0000 /* if CSIZE is CS5, characters are 5 bits */
#define CS6 0x0004 /* if CSIZE is CS6, characters are 6 bits */
#define CS7 0x0008 /* if CSIZE is CS7, characters are 7 bits */
#define CS8 0x000C /* if CSIZE is CS8, characters are 8 bits */
#define CSTOPB 0x0010 /* send 2 stop bits if set, else 1 */
#define HUPCL 0x0020 /* hang up on last close */
#define PARENB 0x0040 /* enable parity on output */
#define PARODD 0x0080 /* use odd parity if set, else even */
/* Values for termios c_lflag bit map. POSIX Table 7-4. */
#define ECHO 0x0001 /* enable echoing of input characters */
#define ECHOE 0x0002 /* echo ERASE as backspace */
#define ECHOK 0x0004 /* echo KILL */
#define ECHONL 0x0008 /* echo NL */
#define ICANON 0x0010 /* canonical input (erase and kill enabled) */
#define IEXTEN 0x0020 /* enable extended functions */
#define ISIG 0x0040 /* enable signals */
#define NOFLSH 0x0080 /* disable flush after interrupt or quit */
#define TOSTOP 0x0100 /* 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 (^D) */
#define VEOL 1 /* cc_c[VEOL] = EOL char (undef) */
#define VERASE 2 /* cc_c[VERASE] = ERASE char (^H) */
#define VINTR 3 /* cc_c[VINTR] = INTR char (DEL) */
#define VKILL 4 /* cc_c[VKILL] = KILL char (^U) */
#define VMIN 5 /* cc_c[VMIN] = MIN value for timer */
#define VQUIT 6 /* cc_c[VQUIT] = QUIT char (^\) */
#define VTIME 7 /* cc_c[VTIME] = TIME value for timer */
#define VSUSP 8 /* cc_c[VSUSP] = SUSP (^Z, ignored) */
#define VSTART 9 /* cc_c[VSTART] = START char (^S) */
#define VSTOP 10 /* cc_c[VSTOP] = STOP char (^Q) */
#ifdef __NBSD_LIBC
/* This is defined in <unistd.h> in NetBSD headers. */
#else /* !__NBSD_LIBC */
#define _POSIX_VDISABLE (cc_t)0xFF /* You can't even generate this
* character with 'normal' keyboards.
* But some language specific keyboards
* can generate 0xFF. It seems that all
* 256 are used, so cc_t should be a
* short...
*/
#endif /* !__NBSD_LIBC */
/* Values for the baud rate settings. POSIX Table 7-6. */
#define B0 0x0000 /* hang up the line */
#define B50 0x1000 /* 50 baud */
#define B75 0x2000 /* 75 baud */
#define B110 0x3000 /* 110 baud */
#define B134 0x4000 /* 134.5 baud */
#define B150 0x5000 /* 150 baud */
#define B200 0x6000 /* 200 baud */
#define B300 0x7000 /* 300 baud */
#define B600 0x8000 /* 600 baud */
#define B1200 0x9000 /* 1200 baud */
#define B1800 0xA000 /* 1800 baud */
#define B2400 0xB000 /* 2400 baud */
#define B4800 0xC000 /* 4800 baud */
#define B9600 0xD000 /* 9600 baud */
#define B19200 0xE000 /* 19200 baud */
#define B38400 0xF000 /* 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 */
int tcsendbreak(int _fildes, int _duration);
int tcdrain(int _filedes);
int tcflush(int _filedes, int _queue_selector);
int tcflow(int _filedes, int _action);
speed_t cfgetispeed(const struct termios *_termios_p);
speed_t cfgetospeed(const struct termios *_termios_p);
int cfsetispeed(struct termios *_termios_p, speed_t _speed);
int cfsetospeed(struct termios *_termios_p, speed_t _speed);
int tcgetattr(int _filedes, struct termios *_termios_p);
int tcsetattr(int _filedes, int _opt_actions, const struct termios
*_termios_p);
#ifndef cfgetispeed
#define cfgetispeed(termios_p) ((termios_p)->c_ispeed)
#endif
#ifndef cfgetospeed
#define cfgetospeed(termios_p) ((termios_p)->c_ospeed)
#endif
#ifndef cfsetispeed
#define cfsetispeed(termios_p, speed) ((termios_p)->c_ispeed = (speed), 0)
#endif
#ifndef cfsetospeed
#define cfsetospeed(termios_p, speed) ((termios_p)->c_ospeed = (speed), 0)
#endif
#ifdef _MINIX
/* Here are the local extensions to the POSIX standard for Minix. Posix
* conforming programs are not able to access these, and therefore they are
* only defined when a Minix program is compiled.
*/
/* Extensions to the termios c_iflag bit map. */
#define IXANY 0x0800 /* allow any key to continue ouptut */
#define SCANCODES 0x1000 /* send scancodes */
/* Extensions to the termios c_oflag bit map. They are only active iff
* OPOST is enabled. */
#define ONLCR 0x0002 /* Map NL to CR-NL on output */
#define XTABS 0x0004 /* Expand tabs to spaces */
#define ONOEOT 0x0008 /* discard EOT's (^D) on output) */
/* Extensions to the termios c_lflag bit map. */
#define LFLUSHO 0x0200 /* Flush output. */
/* Extensions to the c_cc array. */
#define VREPRINT 11 /* cc_c[VREPRINT] (^R) */
#define VLNEXT 12 /* cc_c[VLNEXT] (^V) */
#define VDISCARD 13 /* cc_c[VDISCARD] (^O) */
/* Extensions to baud rate settings. */
#define B57600 0x0100 /* 57600 baud */
#define B115200 0x0200 /* 115200 baud */
/* These are the default settings used by the kernel and by 'stty sane' */
#define TCTRL_DEF (CREAD | CS8 | HUPCL)
#define TINPUT_DEF (BRKINT | ICRNL | IXON | IXANY)
#define TOUTPUT_DEF (OPOST | ONLCR)
#define TLOCAL_DEF (ISIG | IEXTEN | ICANON | ECHO | ECHOE)
#define TSPEED_DEF B9600
#define TEOF_DEF '\4' /* ^D */
#define TEOL_DEF _POSIX_VDISABLE
#define TERASE_DEF '\10' /* ^H */
#define TINTR_DEF '\3' /* ^C */
#define TKILL_DEF '\25' /* ^U */
#define TMIN_DEF 1
#define TQUIT_DEF '\34' /* ^\ */
#define TSTART_DEF '\21' /* ^Q */
#define TSTOP_DEF '\23' /* ^S */
#define TSUSP_DEF '\32' /* ^Z */
#define TTIME_DEF 0
#define TREPRINT_DEF '\22' /* ^R */
#define TLNEXT_DEF '\26' /* ^V */
#define TDISCARD_DEF '\17' /* ^O */
/* Window size. This information is stored in the TTY driver but not used.
* This can be used for screen based applications in a window environment.
* The ioctls TIOCGWINSZ and TIOCSWINSZ can be used to get and set this
* information.
*/
#endif /* _MINIX */
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 */
};
#endif /* _TERMIOS_H */