libexec/getty/init.c

   1 /*-
   2  * SPDX-License-Identifier: BSD-3-Clause
   3  *
   4  * Copyright (c) 1983, 1993
   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  * @(#)from: init.c     8.1 (Berkeley) 6/4/93
  32  * $FreeBSD: head/libexec/getty/init.c 328846 2018-02-04 13:58:31Z trasz $
  33  */
  34
  35 /*
  36  * Getty table initializations.
  37  *
  38  * Melbourne getty.
  39  */
  40 #include <stdio.h>
  41 #include <termios.h>
  42 #include "gettytab.h"
  43 #include "extern.h"
  44 #include "pathnames.h"
  45
  46 static char loginmsg[] = "login: ";
  47 static char nullstr[] = "";
  48 static char loginprg[] = _PATH_LOGIN;
  49 static char datefmt[] = "%+";
  50
  51 #define M(a) (&omode.c_cc[a])
  52
  53 struct  gettystrs gettystrs[] = {
  54         { "nx", NULL, NULL },           /* next table */
  55         { "cl", NULL, NULL },           /* screen clear characters */
  56         { "im", NULL, NULL },           /* initial message */
  57         { "lm", loginmsg, NULL },       /* login message */
  58         { "er", M(VERASE), NULL },      /* erase character */
  59         { "kl", M(VKILL), NULL },       /* kill character */
  60         { "et", M(VEOF), NULL },        /* eof chatacter (eot) */
  61         { "pc", nullstr, NULL },        /* pad character */
  62         { "tt", NULL, NULL },           /* terminal type */
  63         { "ev", NULL, NULL },           /* environment */
  64         { "lo", loginprg, NULL },       /* login program */
  65         { "hn", hostname, NULL },       /* host name */
  66         { "he", NULL, NULL },           /* host name edit */
  67         { "in", M(VINTR), NULL },       /* interrupt char */
  68         { "qu", M(VQUIT), NULL },       /* quit char */
  69         { "xn", M(VSTART), NULL },      /* XON (start) char */
  70         { "xf", M(VSTOP), NULL },       /* XOFF (stop) char */
  71         { "bk", M(VEOL), NULL },        /* brk char (alt \n) */
  72         { "su", M(VSUSP), NULL },       /* suspend char */
  73         { "ds", M(VDSUSP), NULL },      /* delayed suspend */
  74         { "rp", M(VREPRINT), NULL },    /* reprint char */
  75         { "fl", M(VDISCARD), NULL },    /* flush output */
  76         { "we", M(VWERASE), NULL },     /* word erase */
  77         { "ln", M(VLNEXT), NULL },      /* literal next */
  78         { "Lo", NULL, NULL },           /* locale for strftime() */
  79         { "pp", NULL, NULL },           /* ppp login program */
  80         { "if", NULL, NULL },           /* sysv-like 'issue' filename */
  81         { "ic", NULL, NULL },           /* modem init-chat */
  82         { "ac", NULL, NULL },           /* modem answer-chat */
  83         { "al", NULL, NULL },           /* user to auto-login */
  84         { "df", datefmt, NULL },        /* format for strftime() */
  85         { "iM" , NULL, NULL },          /* initial message program */
  86         { NULL, NULL, NULL }
  87 };
  88
  89 struct  gettynums gettynums[] = {
  90         { "is", 0, 0, 0 },              /* input speed */
  91         { "os", 0, 0, 0 },              /* output speed */
  92         { "sp", 0, 0, 0 },              /* both speeds */
  93         { "nd", 0, 0, 0 },              /* newline delay */
  94         { "cd", 0, 0, 0 },              /* carriage-return delay */
  95         { "td", 0, 0, 0 },              /* tab delay */
  96         { "fd", 0, 0, 0 },              /* form-feed delay */
  97         { "bd", 0, 0, 0 },              /* backspace delay */
  98         { "to", 0, 0, 0 },              /* timeout */
  99         { "f0", 0, 0, 0 },              /* output flags */
 100         { "f1", 0, 0, 0 },              /* input flags */
 101         { "f2", 0, 0, 0 },              /* user mode flags */
 102         { "pf", 0, 0, 0 },              /* delay before flush at 1st prompt */
 103         { "c0", 0, 0, 0 },              /* output c_flags */
 104         { "c1", 0, 0, 0 },              /* input c_flags */
 105         { "c2", 0, 0, 0 },              /* user mode c_flags */
 106         { "i0", 0, 0, 0 },              /* output i_flags */
 107         { "i1", 0, 0, 0 },              /* input i_flags */
 108         { "i2", 0, 0, 0 },              /* user mode i_flags */
 109         { "l0", 0, 0, 0 },              /* output l_flags */
 110         { "l1", 0, 0, 0 },              /* input l_flags */
 111         { "l2", 0, 0, 0 },              /* user mode l_flags */
 112         { "o0", 0, 0, 0 },              /* output o_flags */
 113         { "o1", 0, 0, 0 },              /* input o_flags */
 114         { "o2", 0, 0, 0 },              /* user mode o_flags */
 115         { "de", 0, 0, 0 },              /* delay before sending 1st prompt */
 116         { "rt", 0, 0, 0 },              /* reset timeout */
 117         { "ct", 0, 0, 0 },              /* chat script timeout */
 118         { "dc", 0, 0, 0 },              /* debug chat script value */
 119         { NULL, 0, 0, 0 }
 120 };
 121
 122
 123 struct  gettyflags gettyflags[] = {
 124         { "ht", 0, 0, 0, 0 },           /* has tabs */
 125         { "nl", 1, 0, 0, 0 },           /* has newline char */
 126         { "ep", 0, 0, 0, 0 },           /* even parity */
 127         { "op", 0, 0, 0, 0 },           /* odd parity */
 128         { "ap", 0, 0, 0, 0 },           /* any parity */
 129         { "ec", 1, 0, 0, 0 },           /* no echo */
 130         { "co", 0, 0, 0, 0 },           /* console special */
 131         { "cb", 0, 0, 0, 0 },           /* crt backspace */
 132         { "ck", 0, 0, 0, 0 },           /* crt kill */
 133         { "ce", 0, 0, 0, 0 },           /* crt erase */
 134         { "pe", 0, 0, 0, 0 },           /* printer erase */
 135         { "rw", 1, 0, 0, 0 },           /* don't use raw */
 136         { "xc", 1, 0, 0, 0 },           /* don't ^X ctl chars */
 137         { "lc", 0, 0, 0, 0 },           /* terminal las lower case */
 138         { "uc", 0, 0, 0, 0 },           /* terminal has no lower case */
 139         { "ig", 0, 0, 0, 0 },           /* ignore garbage */
 140         { "ps", 0, 0, 0, 0 },           /* do port selector speed select */
 141         { "hc", 1, 0, 0, 0 },           /* don't set hangup on close */
 142         { "ub", 0, 0, 0, 0 },           /* unbuffered output */
 143         { "ab", 0, 0, 0, 0 },           /* auto-baud detect with '\r' */
 144         { "dx", 0, 0, 0, 0 },           /* set decctlq */
 145         { "np", 0, 0, 0, 0 },           /* no parity at all (8bit chars) */
 146         { "mb", 0, 0, 0, 0 },           /* do MDMBUF flow control */
 147         { "hw", 0, 0, 0, 0 },           /* do CTSRTS flow control */
 148         { "nc", 0, 0, 0, 0 },           /* set clocal (no carrier) */
 149         { "pl", 0, 0, 0, 0 },           /* use PPP instead of login(1) */
 150         { NULL, 0, 0, 0, 0 }
 151 };