The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/sys/_termios.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-3-Clause
    3  *
    4  * Copyright (c) 1988, 1989, 1993, 1994
    5  *      The Regents of the University of California.  All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in the
   14  *    documentation and/or other materials provided with the distribution.
   15  * 3. Neither the name of the University nor the names of its contributors
   16  *    may be used to endorse or promote products derived from this software
   17  *    without specific prior written permission.
   18  *
   19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   29  * SUCH DAMAGE.
   30  *
   31  *      @(#)termios.h   8.3 (Berkeley) 3/28/94
   32  * $FreeBSD: releng/12.0/sys/sys/_termios.h 326023 2017-11-20 19:43:44Z pfg $
   33  */
   34 
   35 #ifndef _SYS__TERMIOS_H_
   36 #define _SYS__TERMIOS_H_
   37 
   38 /*
   39  * Special Control Characters
   40  *
   41  * Index into c_cc[] character array.
   42  *
   43  *      Name         Subscript  Enabled by
   44  */
   45 #define VEOF            0       /* ICANON */
   46 #define VEOL            1       /* ICANON */
   47 #if __BSD_VISIBLE
   48 #define VEOL2           2       /* ICANON together with IEXTEN */
   49 #endif
   50 #define VERASE          3       /* ICANON */
   51 #if __BSD_VISIBLE
   52 #define VWERASE         4       /* ICANON together with IEXTEN */
   53 #endif
   54 #define VKILL           5       /* ICANON */
   55 #if __BSD_VISIBLE
   56 #define VREPRINT        6       /* ICANON together with IEXTEN */
   57 #define VERASE2         7       /* ICANON */
   58 #endif
   59 /*                      7          ex-spare 1 */
   60 #define VINTR           8       /* ISIG */
   61 #define VQUIT           9       /* ISIG */
   62 #define VSUSP           10      /* ISIG */
   63 #if __BSD_VISIBLE
   64 #define VDSUSP          11      /* ISIG together with IEXTEN */
   65 #endif
   66 #define VSTART          12      /* IXON, IXOFF */
   67 #define VSTOP           13      /* IXON, IXOFF */
   68 #if __BSD_VISIBLE
   69 #define VLNEXT          14      /* IEXTEN */
   70 #define VDISCARD        15      /* IEXTEN */
   71 #endif
   72 #define VMIN            16      /* !ICANON */
   73 #define VTIME           17      /* !ICANON */
   74 #if __BSD_VISIBLE
   75 #define VSTATUS         18      /* ICANON together with IEXTEN */
   76 /*                      19         spare 2 */
   77 #endif
   78 #define NCCS            20
   79 
   80 #define _POSIX_VDISABLE 0xff
   81 
   82 /*
   83  * Input flags - software input processing
   84  */
   85 #define IGNBRK          0x00000001      /* ignore BREAK condition */
   86 #define BRKINT          0x00000002      /* map BREAK to SIGINTR */
   87 #define IGNPAR          0x00000004      /* ignore (discard) parity errors */
   88 #define PARMRK          0x00000008      /* mark parity and framing errors */
   89 #define INPCK           0x00000010      /* enable checking of parity errors */
   90 #define ISTRIP          0x00000020      /* strip 8th bit off chars */
   91 #define INLCR           0x00000040      /* map NL into CR */
   92 #define IGNCR           0x00000080      /* ignore CR */
   93 #define ICRNL           0x00000100      /* map CR to NL (ala CRMOD) */
   94 #define IXON            0x00000200      /* enable output flow control */
   95 #define IXOFF           0x00000400      /* enable input flow control */
   96 #if __XSI_VISIBLE || __POSIX_VISIBLE >= 200809
   97 #define IXANY           0x00000800      /* any char will restart after stop */
   98 #endif
   99 #if __BSD_VISIBLE
  100 #define IMAXBEL         0x00002000      /* ring bell on input queue full */
  101 #endif
  102 
  103 /*
  104  * Output flags - software output processing
  105  */
  106 #define OPOST           0x00000001      /* enable following output processing */
  107 #if __XSI_VISIBLE
  108 #define ONLCR           0x00000002      /* map NL to CR-NL (ala CRMOD) */
  109 #endif
  110 #if __BSD_VISIBLE
  111 #define TABDLY          0x00000004      /* tab delay mask */
  112 #define     TAB0            0x00000000      /* no tab delay and expansion */
  113 #define     TAB3            0x00000004      /* expand tabs to spaces */
  114 #define ONOEOT          0x00000008      /* discard EOT's (^D) on output) */
  115 #endif
  116 #if __XSI_VISIBLE
  117 #define OCRNL           0x00000010      /* map CR to NL on output */
  118 #define ONOCR           0x00000020      /* no CR output at column 0 */
  119 #define ONLRET          0x00000040      /* NL performs CR function */
  120 #endif
  121 
  122 /*
  123  * Control flags - hardware control of terminal
  124  */
  125 #if __BSD_VISIBLE
  126 #define CIGNORE         0x00000001      /* ignore control flags */
  127 #endif
  128 #define CSIZE           0x00000300      /* character size mask */
  129 #define     CS5             0x00000000      /* 5 bits (pseudo) */
  130 #define     CS6             0x00000100      /* 6 bits */
  131 #define     CS7             0x00000200      /* 7 bits */
  132 #define     CS8             0x00000300      /* 8 bits */
  133 #define CSTOPB          0x00000400      /* send 2 stop bits */
  134 #define CREAD           0x00000800      /* enable receiver */
  135 #define PARENB          0x00001000      /* parity enable */
  136 #define PARODD          0x00002000      /* odd parity, else even */
  137 #define HUPCL           0x00004000      /* hang up on last close */
  138 #define CLOCAL          0x00008000      /* ignore modem status lines */
  139 #if __BSD_VISIBLE
  140 #define CCTS_OFLOW      0x00010000      /* CTS flow control of output */
  141 #define CRTSCTS         (CCTS_OFLOW | CRTS_IFLOW)
  142 #define CRTS_IFLOW      0x00020000      /* RTS flow control of input */
  143 #define CDTR_IFLOW      0x00040000      /* DTR flow control of input */
  144 #define CDSR_OFLOW      0x00080000      /* DSR flow control of output */
  145 #define CCAR_OFLOW      0x00100000      /* DCD flow control of output */
  146 #endif
  147 
  148 
  149 /*
  150  * "Local" flags - dumping ground for other state
  151  *
  152  * Warning: some flags in this structure begin with
  153  * the letter "I" and look like they belong in the
  154  * input flag.
  155  */
  156 
  157 #if __BSD_VISIBLE
  158 #define ECHOKE          0x00000001      /* visual erase for line kill */
  159 #endif
  160 #define ECHOE           0x00000002      /* visually erase chars */
  161 #define ECHOK           0x00000004      /* echo NL after line kill */
  162 #define ECHO            0x00000008      /* enable echoing */
  163 #define ECHONL          0x00000010      /* echo NL even if ECHO is off */
  164 #if __BSD_VISIBLE
  165 #define ECHOPRT         0x00000020      /* visual erase mode for hardcopy */
  166 #define ECHOCTL         0x00000040      /* echo control chars as ^(Char) */
  167 #endif
  168 #define ISIG            0x00000080      /* enable signals INTR, QUIT, [D]SUSP */
  169 #define ICANON          0x00000100      /* canonicalize input lines */
  170 #if __BSD_VISIBLE
  171 #define ALTWERASE       0x00000200      /* use alternate WERASE algorithm */
  172 #endif
  173 #define IEXTEN          0x00000400      /* enable DISCARD and LNEXT */
  174 #define EXTPROC         0x00000800      /* external processing */
  175 #define TOSTOP          0x00400000      /* stop background jobs from output */
  176 #if __BSD_VISIBLE
  177 #define FLUSHO          0x00800000      /* output being flushed (state) */
  178 #define NOKERNINFO      0x02000000      /* no kernel output from VSTATUS */
  179 #define PENDIN          0x20000000      /* XXX retype pending input (state) */
  180 #endif
  181 #define NOFLSH          0x80000000      /* don't flush after interrupt */
  182 
  183 /*
  184  * Standard speeds
  185  */
  186 #define B0      0
  187 #define B50     50
  188 #define B75     75
  189 #define B110    110
  190 #define B134    134
  191 #define B150    150
  192 #define B200    200
  193 #define B300    300
  194 #define B600    600
  195 #define B1200   1200
  196 #define B1800   1800
  197 #define B2400   2400
  198 #define B4800   4800
  199 #define B9600   9600
  200 #define B19200  19200
  201 #define B38400  38400
  202 #if __BSD_VISIBLE
  203 #define B7200   7200
  204 #define B14400  14400
  205 #define B28800  28800
  206 #define B57600  57600
  207 #define B76800  76800
  208 #define B115200 115200
  209 #define B230400 230400
  210 #define B460800 460800
  211 #define B921600 921600
  212 #define EXTA    19200
  213 #define EXTB    38400
  214 #endif
  215 
  216 typedef unsigned int    tcflag_t;
  217 typedef unsigned char   cc_t;
  218 typedef unsigned int    speed_t;
  219 
  220 struct termios {
  221         tcflag_t        c_iflag;        /* input flags */
  222         tcflag_t        c_oflag;        /* output flags */
  223         tcflag_t        c_cflag;        /* control flags */
  224         tcflag_t        c_lflag;        /* local flags */
  225         cc_t            c_cc[NCCS];     /* control chars */
  226         speed_t         c_ispeed;       /* input speed */
  227         speed_t         c_ospeed;       /* output speed */
  228 };
  229 
  230 #endif /* !_SYS__TERMIOS_H_ */

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