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569cfcc6bf
shifting 1 (thus an integer) left 31 bit is undefined behavior. We have to make it an unsigned integer to properly get 0x80000000 (like done in other places).
350 lines
11 KiB
C
350 lines
11 KiB
C
/* termios type and macro definitions. 4.4 BSD/generic GNU version.
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Copyright (C) 1993-2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef _TERMIOS_H
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# error "Never include <bits/termios.h> directly; use <termios.h> instead."
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#endif
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/* These macros are also defined in some <bits/ioctls.h> files (with
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numerically identical values), but this serves to shut up cpp's
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complaining. */
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#if defined __USE_MISC || defined __USE_XOPEN
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# ifdef NL0
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# undef NL0
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# endif
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# ifdef NL1
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# undef NL1
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# endif
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# ifdef TAB0
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# undef TAB0
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# endif
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# ifdef TAB1
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# undef TAB1
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# endif
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# ifdef TAB2
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# undef TAB2
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# endif
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# ifdef CR0
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# undef CR0
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# endif
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# ifdef CR1
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# undef CR1
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# endif
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# ifdef CR2
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# undef CR2
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# endif
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# ifdef CR3
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# undef CR3
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# endif
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# ifdef FF0
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# undef FF0
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# endif
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# ifdef FF1
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# undef FF1
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# endif
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# ifdef BS0
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# undef BS0
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# endif
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# ifdef BS1
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# undef BS1
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# endif
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#endif /* __USE_MISC || __USE_XOPEN */
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#ifdef __USE_MISC
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# ifdef MDMBUF
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# undef MDMBUF
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# endif
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# ifdef FLUSHO
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# undef FLUSHO
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# endif
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# ifdef PENDIN
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# undef PENDIN
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# endif
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#endif /* __USE_MISC */
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#ifdef ECHO
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# undef ECHO
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#endif
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#ifdef TOSTOP
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# undef TOSTOP
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#endif
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#ifdef NOFLSH
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# undef NOFLSH
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#endif
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/* These definitions match those used by the 4.4 BSD kernel.
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If the operating system has termios system calls or ioctls that
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correctly implement the POSIX.1 behavior, there should be a
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system-dependent version of this file that defines `struct termios',
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`tcflag_t', `cc_t', `speed_t' and the `TC*' constants appropriately. */
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/* Type of terminal control flag masks. */
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typedef unsigned long int tcflag_t;
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/* Type of control characters. */
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typedef unsigned char cc_t;
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/* Type of baud rate specifiers. */
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typedef long int speed_t;
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/* Terminal control structure. */
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struct termios
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{
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/* Input modes. */
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tcflag_t c_iflag;
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#define IGNBRK (1 << 0) /* Ignore break condition. */
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#define BRKINT (1 << 1) /* Signal interrupt on break. */
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#define IGNPAR (1 << 2) /* Ignore characters with parity errors. */
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#define PARMRK (1 << 3) /* Mark parity and framing errors. */
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#define INPCK (1 << 4) /* Enable input parity check. */
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#define ISTRIP (1 << 5) /* Strip 8th bit off characters. */
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#define INLCR (1 << 6) /* Map NL to CR on input. */
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#define IGNCR (1 << 7) /* Ignore CR. */
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#define ICRNL (1 << 8) /* Map CR to NL on input. */
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#define IXON (1 << 9) /* Enable start/stop output control. */
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#define IXOFF (1 << 10) /* Enable start/stop input control. */
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#if defined __USE_MISC || defined __USE_XOPEN || defined __USE_XOPEN2K8
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# define IXANY (1 << 11) /* Any character will restart after stop. */
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#endif
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#ifdef __USE_MISC
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# define IMAXBEL (1 << 13) /* Ring bell when input queue is full. */
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#endif
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#if defined __USE_GNU || (defined __USE_XOPEN && !defined __USE_XOPEN2K)
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# define IUCLC (1 << 14) /* Translate upper case input to lower case. */
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#endif
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/* Output modes. */
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tcflag_t c_oflag;
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#define OPOST (1 << 0) /* Perform output processing. */
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#if defined __USE_MISC || defined __USE_XOPEN
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# define ONLCR (1 << 1) /* Map NL to CR-NL on output. */
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#endif
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#ifdef __USE_MISC
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# define OXTABS TAB3 /* Expand tabs to spaces. */
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# define ONOEOT (1 << 3) /* Discard EOT (^D) on output. */
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#endif
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#if defined __USE_MISC || defined __USE_XOPEN
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# define OCRNL (1 << 4) /* Map CR to NL. */
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# define ONOCR (1 << 5) /* Discard CR's when on column 0. */
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# define ONLRET (1 << 6) /* Move to column 0 on NL. */
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#endif
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#if defined __USE_MISC || defined __USE_XOPEN
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# define NLDLY (3 << 8) /* NL delay. */
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# define NL0 (0 << 8) /* NL type 0. */
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# define NL1 (1 << 8) /* NL type 1. */
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# define TABDLY (3 << 10 | 1 << 2) /* TAB delay. */
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# define TAB0 (0 << 10) /* TAB delay type 0. */
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# define TAB1 (1 << 10) /* TAB delay type 1. */
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# define TAB2 (2 << 10) /* TAB delay type 2. */
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# define TAB3 (1 << 2) /* Expand tabs to spaces. */
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# define CRDLY (3 << 12) /* CR delay. */
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# define CR0 (0 << 12) /* CR delay type 0. */
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# define CR1 (1 << 12) /* CR delay type 1. */
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# define CR2 (2 << 12) /* CR delay type 2. */
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# define CR3 (3 << 12) /* CR delay type 3. */
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# define FFDLY (1 << 14) /* FF delay. */
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# define FF0 (0 << 14) /* FF delay type 0. */
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# define FF1 (1 << 14) /* FF delay type 1. */
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# define BSDLY (1 << 15) /* BS delay. */
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# define BS0 (0 << 15) /* BS delay type 0. */
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# define BS1 (1 << 15) /* BS delay type 1. */
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# define VTDLY (1 << 16) /* VT delay. */
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# define VT0 (0 << 16) /* VT delay type 0. */
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# define VT1 (1 << 16) /* VT delay type 1. */
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#endif /* __USE_MISC || __USE_XOPEN */
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#if defined __USE_GNU || (defined __USE_XOPEN && !defined __USE_XOPEN2K)
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# define OLCUC (1 << 17) /* Translate lower case output to upper case */
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#endif
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#ifdef __USE_XOPEN
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# define OFILL (1 << 18) /* Send fill characters for delays. */
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# define OFDEL (1 << 19) /* Fill is DEL. */
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#endif
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/* Control modes. */
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tcflag_t c_cflag;
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#ifdef __USE_MISC
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# define CIGNORE (1 << 0) /* Ignore these control flags. */
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#endif
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#define CSIZE (CS5|CS6|CS7|CS8) /* Number of bits per byte (mask). */
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#define CS5 0 /* 5 bits per byte. */
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#define CS6 (1 << 8) /* 6 bits per byte. */
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#define CS7 (1 << 9) /* 7 bits per byte. */
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#define CS8 (CS6|CS7) /* 8 bits per byte. */
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#define CSTOPB (1 << 10) /* Two stop bits instead of one. */
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#define CREAD (1 << 11) /* Enable receiver. */
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#define PARENB (1 << 12) /* Parity enable. */
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#define PARODD (1 << 13) /* Odd parity instead of even. */
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#define HUPCL (1 << 14) /* Hang up on last close. */
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#define CLOCAL (1 << 15) /* Ignore modem status lines. */
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#ifdef __USE_MISC
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# define CRTSCTS (1 << 16) /* RTS/CTS flow control. */
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# define CRTS_IFLOW CRTSCTS /* Compatibility. */
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# define CCTS_OFLOW CRTSCTS /* Compatibility. */
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# define CDTRCTS (1 << 17) /* DTR/CTS flow control. */
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# define MDMBUF (1 << 20) /* DTR/DCD flow control. */
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# define CHWFLOW (MDMBUF|CRTSCTS|CDTRCTS) /* All types of flow control. */
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#endif
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/* Local modes. */
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tcflag_t c_lflag;
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#ifdef __USE_MISC
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# define ECHOKE (1 << 0) /* Visual erase for KILL. */
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#endif
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#define _ECHOE (1 << 1) /* Visual erase for ERASE. */
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#define ECHOE _ECHOE
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#define _ECHOK (1 << 2) /* Echo NL after KILL. */
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#define ECHOK _ECHOK
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#define _ECHO (1 << 3) /* Enable echo. */
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#define ECHO _ECHO
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#define _ECHONL (1 << 4) /* Echo NL even if ECHO is off. */
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#define ECHONL _ECHONL
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#ifdef __USE_MISC
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# define ECHOPRT (1 << 5) /* Hardcopy visual erase. */
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# define ECHOCTL (1 << 6) /* Echo control characters as ^X. */
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#endif
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#define _ISIG (1 << 7) /* Enable signals. */
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#define ISIG _ISIG
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#define _ICANON (1 << 8) /* Do erase and kill processing. */
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#define ICANON _ICANON
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#ifdef __USE_MISC
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# define ALTWERASE (1 << 9) /* Alternate WERASE algorithm. */
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#endif
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#define _IEXTEN (1 << 10) /* Enable DISCARD and LNEXT. */
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#define IEXTEN _IEXTEN
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#ifdef __USE_MISC
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# define EXTPROC (1 << 11) /* External processing. */
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#endif
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#define _TOSTOP (1 << 22) /* Send SIGTTOU for background output. */
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#define TOSTOP _TOSTOP
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#ifdef __USE_MISC
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# define FLUSHO (1 << 23) /* Output being flushed (state). */
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#endif
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#if defined __USE_XOPEN && !defined __USE_XOPEN2K
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# define XCASE (1 << 24) /* Canonical upper/lower case. */
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#endif
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#ifdef __USE_MISC
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# define NOKERNINFO (1 << 25) /* Disable VSTATUS. */
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# define PENDIN (1 << 29) /* Retype pending input (state). */
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#endif
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#define _NOFLSH (1U << 31) /* Disable flush after interrupt. */
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#define NOFLSH _NOFLSH
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/* Control characters. */
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#define VEOF 0 /* End-of-file character [ICANON]. */
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#define VEOL 1 /* End-of-line character [ICANON]. */
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#ifdef __USE_MISC
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# define VEOL2 2 /* Second EOL character [ICANON]. */
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#endif
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#define VERASE 3 /* Erase character [ICANON]. */
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#ifdef __USE_MISC
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# define VWERASE 4 /* Word-erase character [ICANON]. */
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#endif
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#define VKILL 5 /* Kill-line character [ICANON]. */
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#ifdef __USE_MISC
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# define VREPRINT 6 /* Reprint-line character [ICANON]. */
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#endif
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#define VINTR 8 /* Interrupt character [ISIG]. */
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#define VQUIT 9 /* Quit character [ISIG]. */
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#define VSUSP 10 /* Suspend character [ISIG]. */
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#ifdef __USE_MISC
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# define VDSUSP 11 /* Delayed suspend character [ISIG]. */
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#endif
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#define VSTART 12 /* Start (X-ON) character [IXON, IXOFF]. */
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#define VSTOP 13 /* Stop (X-OFF) character [IXON, IXOFF]. */
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#ifdef __USE_MISC
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# define VLNEXT 14 /* Literal-next character [IEXTEN]. */
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# define VDISCARD 15 /* Discard character [IEXTEN]. */
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#endif
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#define VMIN 16 /* Minimum number of bytes read at once [!ICANON]. */
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#define VTIME 17 /* Time-out value (tenths of a second) [!ICANON]. */
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#ifdef __USE_MISC
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# define VSTATUS 18 /* Status character [ICANON]. */
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#endif
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#define NCCS 20 /* Value duplicated in <hurd/tioctl.defs>. */
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cc_t c_cc[NCCS];
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/* Input and output baud rates. */
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speed_t __ispeed, __ospeed;
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#define B0 0 /* Hang up. */
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#define B50 50 /* 50 baud. */
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#define B75 75 /* 75 baud. */
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#define B110 110 /* 110 baud. */
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#define B134 134 /* 134.5 baud. */
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#define B150 150 /* 150 baud. */
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#define B200 200 /* 200 baud. */
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#define B300 300 /* 300 baud. */
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#define B600 600 /* 600 baud. */
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#define B1200 1200 /* 1200 baud. */
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#define B1800 1800 /* 1800 baud. */
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#define B2400 2400 /* 2400 baud. */
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#define B4800 4800 /* 4800 baud. */
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#define B9600 9600 /* 9600 baud. */
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#define B7200 7200 /* 7200 baud. */
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#define B14400 14400 /* 14400 baud. */
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#define B19200 19200 /* 19200 baud. */
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#define B28800 28800 /* 28800 baud. */
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#define B38400 38400 /* 38400 baud. */
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#ifdef __USE_MISC
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# define EXTA 19200
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# define EXTB 38400
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#endif
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#define B57600 57600
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#define B76800 76800
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#define B115200 115200
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#define B230400 230400
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#define B460800 460800
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#define B500000 500000
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#define B576000 576000
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#define B921600 921600
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#define B1000000 1000000
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#define B1152000 1152000
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#define B1500000 1500000
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#define B2000000 2000000
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#define B2500000 2500000
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#define B3000000 3000000
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#define B3500000 3500000
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#define B4000000 4000000
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};
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#define _IOT_termios /* Hurd ioctl type field. */ \
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_IOT (_IOTS (tcflag_t), 4, _IOTS (cc_t), NCCS, _IOTS (speed_t), 2)
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/* Values for the OPTIONAL_ACTIONS argument to `tcsetattr'. */
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#define TCSANOW 0 /* Change immediately. */
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#define TCSADRAIN 1 /* Change when pending output is written. */
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#define TCSAFLUSH 2 /* Flush pending input before changing. */
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#ifdef __USE_MISC
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# define TCSASOFT 0x10 /* Flag: Don't alter hardware state. */
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#endif
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/* Values for the QUEUE_SELECTOR argument to `tcflush'. */
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#define TCIFLUSH 1 /* Discard data received but not yet read. */
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#define TCOFLUSH 2 /* Discard data written but not yet sent. */
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#define TCIOFLUSH 3 /* Discard all pending data. */
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/* Values for the ACTION argument to `tcflow'. */
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#define TCOOFF 1 /* Suspend output. */
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#define TCOON 2 /* Restart suspended output. */
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#define TCIOFF 3 /* Send a STOP character. */
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#define TCION 4 /* Send a START character. */
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