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haiku/headers/posix/termios.h
Trung Nguyen b197dcbafa tty: Implement exclusive mode 
Implemented exclusive mode on Haiku and added the related `ioctl`
operations (`TIOCEXCL` and `TIOCNXCL`).

Change-Id: Iaa201ea20eec0e45d02dd5db9ba6aa35fd27dfb2
Reviewed-on: https://review.haiku-os.org/c/haiku/+/6387
Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org>
Reviewed-by: Jessica Hamilton <jessica.l.hamilton@gmail.com>
2023-05-13 00:41:16 +00:00

249 lines
8.2 KiB
C
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/*
* Copyright 2004-2012 Haiku, Inc. All Rights Reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _TERMIOS_H_
#define _TERMIOS_H_
#include <sys/types.h>
typedef __haiku_uint32 tcflag_t;
typedef unsigned char speed_t;
typedef unsigned char cc_t;
#define NCCS 11 /* number of control characters */
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 */
char c_line; /* line discipline */
speed_t c_ispeed; /* custom input baudrate */
speed_t c_ospeed; /* custom output baudrate */
cc_t c_cc[NCCS]; /* control characters */
};
/* control characters */
#define VINTR 0
#define VQUIT 1
#define VERASE 2
#define VKILL 3
#define VEOF 4
#define VEOL 5
#define VMIN 4
#define VTIME 5
#define VEOL2 6
#define VSWTCH 7
#define VSTART 8
#define VSTOP 9
#define VSUSP 10
/* c_iflag - input control modes */
#define IGNBRK 0x01 /* ignore break condition */
#define BRKINT 0x02 /* break sends interrupt */
#define IGNPAR 0x04 /* ignore characters with parity errors */
#define PARMRK 0x08 /* mark parity errors */
#define INPCK 0x10 /* enable input parity checking */
#define ISTRIP 0x20 /* strip high bit from characters */
#define INLCR 0x40 /* maps newline to CR on input */
#define IGNCR 0x80 /* ignore carriage returns */
#define ICRNL 0x100 /* map CR to newline on input */
#define IUCLC 0x200 /* map all upper case to lower */
#define IXON 0x400 /* enable input SW flow control */
#define IXANY 0x800 /* any character will restart input */
#define IXOFF 0x1000 /* enable output SW flow control */
/* c_oflag - output control modes */
#define OPOST 0x01 /* enable postprocessing of output */
#define OLCUC 0x02 /* map lowercase to uppercase */
#define ONLCR 0x04 /* map NL to CR-NL on output */
#define OCRNL 0x08 /* map CR to NL on output */
#define ONOCR 0x10 /* no CR output when at column 0 */
#define ONLRET 0x20 /* newline performs CR function */
#define OFILL 0x40 /* use fill characters for delays */
#define OFDEL 0x80 /* Fills are DEL, otherwise NUL */
#define NLDLY 0x100 /* Newline delays: */
#define NL0 0x000
#define NL1 0x100
#define CRDLY 0x600 /* Carriage return delays: */
#define CR0 0x000
#define CR1 0x200
#define CR2 0x400
#define CR3 0x600
#define TABDLY 0x1800 /* Tab delays: */
#define TAB0 0x0000
#define TAB1 0x0800
#define TAB2 0x1000
#define TAB3 0x1800
#define BSDLY 0x2000 /* Backspace delays: */
#define BS0 0x0000
#define BS1 0x2000
#define VTDLY 0x4000 /* Vertical tab delays: */
#define VT0 0x0000
#define VT1 0x4000
#define FFDLY 0x8000 /* Form feed delays: */
#define FF0 0x0000
#define FF1 0x8000
/* c_cflag - control modes */
#define CBAUD 0x1F /* line speed definitions */
#define B0 0x00 /* hang up */
#define B50 0x01 /* 50 baud */
#define B75 0x02
#define B110 0x03
#define B134 0x04
#define B150 0x05
#define B200 0x06
#define B300 0x07
#define B600 0x08
#define B1200 0x09
#define B1800 0x0A
#define B2400 0x0B
#define B4800 0x0C
#define B9600 0x0D
#define B19200 0x0E
#define B38400 0x0F
#define B57600 0x10
#define B115200 0x11
#define B230400 0x12
#define B31250 0x13 /* for MIDI */
#define CSIZE 0x20 /* character size */
#define CS5 0x00 /* only 7 and 8 bits supported */
#define CS6 0x00 /* Note, it was not very wise to set all of these */
#define CS7 0x00 /* to zero, but there is not much we can do about it*/
#define CS8 0x20
#define CSTOPB 0x40 /* send 2 stop bits, not 1 */
#define CREAD 0x80 /* enable receiver */
#define PARENB 0x100 /* parity enable */
#define PARODD 0x200 /* odd parity, else even */
#define HUPCL 0x400 /* hangs up on last close */
#define CLOCAL 0x800 /* indicates local line */
#define XLOBLK 0x1000 /* block layer output ?*/
#define CTSFLOW 0x2000 /* enable CTS flow */
#define RTSFLOW 0x4000 /* enable RTS flow */
#define CRTSCTS (RTSFLOW | CTSFLOW)
/* c_lflag - local modes */
#define ISIG 0x01 /* enable signals */
#define ICANON 0x02 /* Canonical input */
#define XCASE 0x04 /* Canonical u/l case */
#define ECHO 0x08 /* Enable echo */
#define ECHOE 0x10 /* Echo erase as bs-sp-bs */
#define ECHOK 0x20 /* Echo nl after kill */
#define ECHONL 0x40 /* Echo nl */
#define NOFLSH 0x80 /* Disable flush after int or quit */
#define TOSTOP 0x100 /* stop bg processes that write to tty */
#define IEXTEN 0x200 /* implementation defined extensions */
#define ECHOCTL 0x400
#define ECHOPRT 0x800
#define ECHOKE 0x1000
#define FLUSHO 0x2000
#define PENDIN 0x4000
/* options to tcsetattr() */
#define TCSANOW 0x01 /* make change immediate */
#define TCSADRAIN 0x02 /* drain output, then change */
#define TCSAFLUSH 0x04 /* drain output, flush input */
/* actions for tcflow() */
#define TCOOFF 0x01 /* suspend output */
#define TCOON 0x02 /* restart output */
#define TCIOFF 0x04 /* transmit STOP character, intended to stop input data */
#define TCION 0x08 /* transmit START character, intended to resume input data */
/* values for tcflush() */
#define TCIFLUSH 0x01 /* flush pending input */
#define TCOFLUSH 0x02 /* flush untransmitted output */
#define TCIOFLUSH 0x03 /* flush both */
/* ioctl() identifiers to control the TTY */
#define TCGETA 0x8000
#define TCSETA (TCGETA + 1)
#define TCSETAF (TCGETA + 2)
#define TCSETAW (TCGETA + 3)
#define TCWAITEVENT (TCGETA + 4)
#define TCSBRK (TCGETA + 5)
#define TCFLSH (TCGETA + 6)
#define TCXONC (TCGETA + 7)
#define TCQUERYCONNECTED (TCGETA + 8)
#define TCGETBITS (TCGETA + 9)
#define TCSETDTR (TCGETA + 10)
#define TCSETRTS (TCGETA + 11)
#define TIOCGWINSZ (TCGETA + 12) /* pass in a struct winsize */
#define TIOCSWINSZ (TCGETA + 13) /* pass in a struct winsize */
#define TCVTIME (TCGETA + 14) /* pass in bigtime_t, old value saved */
#define TIOCGPGRP (TCGETA + 15) /* Gets the process group ID of the TTY device */
#define TIOCSPGRP (TCGETA + 16) /* Sets the process group ID ('pgid' in BeOS) */
#define TIOCSCTTY (TCGETA + 17) /* Become controlling TTY */
#define TIOCMGET (TCGETA + 18) /* get line state, like TCGETBITS */
#define TIOCMSET (TCGETA + 19) /* does TCSETDTR/TCSETRTS */
#define TIOCSBRK (TCGETA + 20) /* set txd pin */
#define TIOCCBRK (TCGETA + 21) /* both are a frontend to TCSBRK */
#define TIOCMBIS (TCGETA + 22) /* set bits in line state */
#define TIOCMBIC (TCGETA + 23) /* clear bits in line state */
#define TIOCGSID (TCGETA + 24) /* get session leader process group ID */
#define TIOCOUTQ (TCGETA + 25) /* get output queue size */
#define TIOCEXCL (TCGETA + 26) /* set exclusive use of tty */
#define TIOCNXCL (TCGETA + 27) /* clear exclusive use of tty */
/* Event codes. Returned from TCWAITEVENT */
#define EV_RING 0x0001
#define EV_BREAK 0x0002
#define EV_CARRIER 0x0004
#define EV_CARRIERLOST 0x0008
/* for TIOCGWINSZ */
struct winsize {
unsigned short ws_row;
unsigned short ws_col;
unsigned short ws_xpixel;
unsigned short ws_ypixel;
};
/* Bits for the TCGETBITS control */
#define TCGB_CTS 0x01
#define TCGB_DSR 0x02
#define TCGB_RI 0x04
#define TCGB_DCD 0x08
/* Bits for the TIOCMGET / TIOCMSET control */
#define TIOCM_CTS TCGB_CTS /* clear to send */
#define TIOCM_CD TCGB_DCD /* carrier detect */
#define TIOCM_CAR TCGB_DCD
#define TIOCM_RI TCGB_RI /* ring indicator */
#define TIOCM_RNG TCGB_RI
#define TIOCM_DSR TCGB_DSR /* dataset ready */
#define TIOCM_DTR 0x10 /* data terminal ready */
#define TIOCM_RTS 0x20 /* request to send */
#ifdef __cplusplus
extern "C" {
#endif
extern speed_t cfgetispeed(const struct termios *termios);
extern speed_t cfgetospeed(const struct termios *termios);
extern int cfsetispeed(struct termios *termios, speed_t speed);
extern int cfsetospeed(struct termios *termios, speed_t speed);
extern void cfmakeraw(struct termios *termios);
extern int tcgetattr(int fd, struct termios *termios);
extern int tcsetattr(int fd, int option, const struct termios *termios);
extern int tcsendbreak(int fd, int duration);
extern int tcdrain(int fd);
extern int tcflow(int fd, int action);
extern int tcflush(int fd, int queueSelector);
extern pid_t tcgetsid(int fd);
extern int tcsetsid(int fd, pid_t pid);
#ifdef __cplusplus
}
#endif
#endif /* _TERMIOS_H_ */
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