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  * Copyright (c) 1988, 1989, 1993, 1994
    3  *      The Regents of the University of California.  All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  * 4. Neither the name of the University nor the names of its contributors
   14  *    may be used to endorse or promote products derived from this software
   15  *    without specific prior written permission.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   27  * SUCH DAMAGE.
   28  *
   29  *      @(#)termios.h   8.3 (Berkeley) 3/28/94
   30  * $FreeBSD: releng/11.2/sys/sys/_termios.h 331722 2018-03-29 02:50:57Z eadler $
   31  */
   32 
   33 #ifndef _SYS__TERMIOS_H_
   34 #define _SYS__TERMIOS_H_
   35 
   36 /*
   37  * Special Control Characters
   38  *
   39  * Index into c_cc[] character array.
   40  *
   41  *      Name         Subscript  Enabled by
   42  */
   43 #define VEOF            0       /* ICANON */
   44 #define VEOL            1       /* ICANON */
   45 #if __BSD_VISIBLE
   46 #define VEOL2           2       /* ICANON together with IEXTEN */
   47 #endif
   48 #define VERASE          3       /* ICANON */
   49 #if __BSD_VISIBLE
   50 #define VWERASE         4       /* ICANON together with IEXTEN */
   51 #endif
   52 #define VKILL           5       /* ICANON */
   53 #if __BSD_VISIBLE
   54 #define VREPRINT        6       /* ICANON together with IEXTEN */
   55 #define VERASE2         7       /* ICANON */
   56 #endif
   57 /*                      7          ex-spare 1 */
   58 #define VINTR           8       /* ISIG */
   59 #define VQUIT           9       /* ISIG */
   60 #define VSUSP           10      /* ISIG */
   61 #if __BSD_VISIBLE
   62 #define VDSUSP          11      /* ISIG together with IEXTEN */
   63 #endif
   64 #define VSTART          12      /* IXON, IXOFF */
   65 #define VSTOP           13      /* IXON, IXOFF */
   66 #if __BSD_VISIBLE
   67 #define VLNEXT          14      /* IEXTEN */
   68 #define VDISCARD        15      /* IEXTEN */
   69 #endif
   70 #define VMIN            16      /* !ICANON */
   71 #define VTIME           17      /* !ICANON */
   72 #if __BSD_VISIBLE
   73 #define VSTATUS         18      /* ICANON together with IEXTEN */
   74 /*                      19         spare 2 */
   75 #endif
   76 #define NCCS            20
   77 
   78 #define _POSIX_VDISABLE 0xff
   79 
   80 /*
   81  * Input flags - software input processing
   82  */
   83 #define IGNBRK          0x00000001      /* ignore BREAK condition */
   84 #define BRKINT          0x00000002      /* map BREAK to SIGINTR */
   85 #define IGNPAR          0x00000004      /* ignore (discard) parity errors */
   86 #define PARMRK          0x00000008      /* mark parity and framing errors */
   87 #define INPCK           0x00000010      /* enable checking of parity errors */
   88 #define ISTRIP          0x00000020      /* strip 8th bit off chars */
   89 #define INLCR           0x00000040      /* map NL into CR */
   90 #define IGNCR           0x00000080      /* ignore CR */
   91 #define ICRNL           0x00000100      /* map CR to NL (ala CRMOD) */
   92 #define IXON            0x00000200      /* enable output flow control */
   93 #define IXOFF           0x00000400      /* enable input flow control */
   94 #if __XSI_VISIBLE || __POSIX_VISIBLE >= 200809
   95 #define IXANY           0x00000800      /* any char will restart after stop */
   96 #endif
   97 #if __BSD_VISIBLE
   98 #define IMAXBEL         0x00002000      /* ring bell on input queue full */
   99 #endif
  100 
  101 /*
  102  * Output flags - software output processing
  103  */
  104 #define OPOST           0x00000001      /* enable following output processing */
  105 #if __XSI_VISIBLE
  106 #define ONLCR           0x00000002      /* map NL to CR-NL (ala CRMOD) */
  107 #endif
  108 #if __BSD_VISIBLE
  109 #define TABDLY          0x00000004      /* tab delay mask */
  110 #define     TAB0            0x00000000      /* no tab delay and expansion */
  111 #define     TAB3            0x00000004      /* expand tabs to spaces */
  112 #define ONOEOT          0x00000008      /* discard EOT's (^D) on output) */
  113 #endif
  114 #if __XSI_VISIBLE
  115 #define OCRNL           0x00000010      /* map CR to NL on output */
  116 #define ONOCR           0x00000020      /* no CR output at column 0 */
  117 #define ONLRET          0x00000040      /* NL performs CR function */
  118 #endif
  119 
  120 /*
  121  * Control flags - hardware control of terminal
  122  */
  123 #if __BSD_VISIBLE
  124 #define CIGNORE         0x00000001      /* ignore control flags */
  125 #endif
  126 #define CSIZE           0x00000300      /* character size mask */
  127 #define     CS5             0x00000000      /* 5 bits (pseudo) */
  128 #define     CS6             0x00000100      /* 6 bits */
  129 #define     CS7             0x00000200      /* 7 bits */
  130 #define     CS8             0x00000300      /* 8 bits */
  131 #define CSTOPB          0x00000400      /* send 2 stop bits */
  132 #define CREAD           0x00000800      /* enable receiver */
  133 #define PARENB          0x00001000      /* parity enable */
  134 #define PARODD          0x00002000      /* odd parity, else even */
  135 #define HUPCL           0x00004000      /* hang up on last close */
  136 #define CLOCAL          0x00008000      /* ignore modem status lines */
  137 #if __BSD_VISIBLE
  138 #define CCTS_OFLOW      0x00010000      /* CTS flow control of output */
  139 #define CRTSCTS         (CCTS_OFLOW | CRTS_IFLOW)
  140 #define CRTS_IFLOW      0x00020000      /* RTS flow control of input */
  141 #define CDTR_IFLOW      0x00040000      /* DTR flow control of input */
  142 #define CDSR_OFLOW      0x00080000      /* DSR flow control of output */
  143 #define CCAR_OFLOW      0x00100000      /* DCD flow control of output */
  144 #endif
  145 
  146 
  147 /*
  148  * "Local" flags - dumping ground for other state
  149  *
  150  * Warning: some flags in this structure begin with
  151  * the letter "I" and look like they belong in the
  152  * input flag.
  153  */
  154 
  155 #if __BSD_VISIBLE
  156 #define ECHOKE          0x00000001      /* visual erase for line kill */
  157 #endif
  158 #define ECHOE           0x00000002      /* visually erase chars */
  159 #define ECHOK           0x00000004      /* echo NL after line kill */
  160 #define ECHO            0x00000008      /* enable echoing */
  161 #define ECHONL          0x00000010      /* echo NL even if ECHO is off */
  162 #if __BSD_VISIBLE
  163 #define ECHOPRT         0x00000020      /* visual erase mode for hardcopy */
  164 #define ECHOCTL         0x00000040      /* echo control chars as ^(Char) */
  165 #endif
  166 #define ISIG            0x00000080      /* enable signals INTR, QUIT, [D]SUSP */
  167 #define ICANON          0x00000100      /* canonicalize input lines */
  168 #if __BSD_VISIBLE
  169 #define ALTWERASE       0x00000200      /* use alternate WERASE algorithm */
  170 #endif
  171 #define IEXTEN          0x00000400      /* enable DISCARD and LNEXT */
  172 #define EXTPROC         0x00000800      /* external processing */
  173 #define TOSTOP          0x00400000      /* stop background jobs from output */
  174 #if __BSD_VISIBLE
  175 #define FLUSHO          0x00800000      /* output being flushed (state) */
  176 #define NOKERNINFO      0x02000000      /* no kernel output from VSTATUS */
  177 #define PENDIN          0x20000000      /* XXX retype pending input (state) */
  178 #endif
  179 #define NOFLSH          0x80000000      /* don't flush after interrupt */
  180 
  181 /*
  182  * Standard speeds
  183  */
  184 #define B0      0
  185 #define B50     50
  186 #define B75     75
  187 #define B110    110
  188 #define B134    134
  189 #define B150    150
  190 #define B200    200
  191 #define B300    300
  192 #define B600    600
  193 #define B1200   1200
  194 #define B1800   1800
  195 #define B2400   2400
  196 #define B4800   4800
  197 #define B9600   9600
  198 #define B19200  19200
  199 #define B38400  38400
  200 #if __BSD_VISIBLE
  201 #define B7200   7200
  202 #define B14400  14400
  203 #define B28800  28800
  204 #define B57600  57600
  205 #define B76800  76800
  206 #define B115200 115200
  207 #define B230400 230400
  208 #define B460800 460800
  209 #define B921600 921600
  210 #define EXTA    19200
  211 #define EXTB    38400
  212 #endif
  213 
  214 typedef unsigned int    tcflag_t;
  215 typedef unsigned char   cc_t;
  216 typedef unsigned int    speed_t;
  217 
  218 struct termios {
  219         tcflag_t        c_iflag;        /* input flags */
  220         tcflag_t        c_oflag;        /* output flags */
  221         tcflag_t        c_cflag;        /* control flags */
  222         tcflag_t        c_lflag;        /* local flags */
  223         cc_t            c_cc[NCCS];     /* control chars */
  224         speed_t         c_ispeed;       /* input speed */
  225         speed_t         c_ospeed;       /* output speed */
  226 };
  227 
  228 #endif /* !_SYS__TERMIOS_H_ */

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