1 /* $OpenBSD: tty_conf.c,v 1.23 2015/12/22 20:31:51 sf Exp $ */
2 /* $NetBSD: tty_conf.c,v 1.18 1996/05/19 17:17:55 jonathan Exp $ */
3
4 /*-
5 * Copyright (c) 1982, 1986, 1991, 1993
6 * The Regents of the University of California. All rights reserved.
7 * (c) UNIX System Laboratories, Inc.
8 * All or some portions of this file are derived from material licensed
9 * to the University of California by American Telephone and Telegraph
10 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
11 * the permission of UNIX System Laboratories, Inc.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. Neither the name of the University nor the names of its contributors
22 * may be used to endorse or promote products derived from this software
23 * without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
37 * @(#)tty_conf.c 8.4 (Berkeley) 1/21/94
38 */
39
40 #include <sys/param.h>
41 #include <sys/systm.h>
42 #include <sys/tty.h>
43 #include <sys/conf.h>
44
45 #include "ppp.h"
46 #include "nmea.h"
47 #include "msts.h"
48 #include "endrun.h"
49
50 #define ttynodisc ((int (*)(dev_t, struct tty *, struct proc *))enodev)
51 #define ttyerrclose ((int (*)(struct tty *, int flags, struct proc *))enodev)
52 #define ttyerrio ((int (*)(struct tty *, struct uio *, int))enodev)
53 #define ttyerrinput ((int (*)(int c, struct tty *))enodev)
54 #define ttyerrstart ((int (*)(struct tty *))enodev)
55
56 struct linesw linesw[] =
57 {
58 { ttyopen, ttylclose, ttread, ttwrite, nullioctl,
59 ttyinput, ttstart, ttymodem }, /* 0- termios */
60
61 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
62 ttyerrinput, ttyerrstart, nullmodem }, /* 1- defunct */
63
64 /* 2- old NTTYDISC (defunct) */
65 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
66 ttyerrinput, ttyerrstart, nullmodem },
67
68 /* 3- TABLDISC (defunct) */
69 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
70 ttyerrinput, ttyerrstart, nullmodem },
71
72 /* 4- SLIPDISC (defunct) */
73 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
74 ttyerrinput, ttyerrstart, nullmodem },
75
76 #if NPPP > 0
77 { pppopen, pppclose, pppread, pppwrite, ppptioctl,
78 pppinput, pppstart, ttymodem }, /* 5- PPPDISC */
79 #else
80 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
81 ttyerrinput, ttyerrstart, nullmodem },
82 #endif
83
84 /* 6- STRIPDISC (defunct) */
85 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
86 ttyerrinput, ttyerrstart, nullmodem },
87
88 #if NNMEA > 0
89 { nmeaopen, nmeaclose, ttread, ttwrite, nullioctl,
90 nmeainput, ttstart, ttymodem }, /* 7- NMEADISC */
91 #else
92 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
93 ttyerrinput, ttyerrstart, nullmodem },
94 #endif
95
96 #if NMSTS > 0
97 { mstsopen, mstsclose, ttread, ttwrite, nullioctl,
98 mstsinput, ttstart, ttymodem }, /* 8- MSTSDISC */
99 #else
100 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
101 ttyerrinput, ttyerrstart, nullmodem },
102 #endif
103
104 #if NENDRUN > 0
105 { endrunopen, endrunclose, ttread, ttwrite, nullioctl,
106 endruninput, ttstart, ttymodem }, /* 9- ENDRUNDISC */
107 #else
108 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
109 ttyerrinput, ttyerrstart, nullmodem },
110 #endif
111 };
112
113 int nlinesw = sizeof (linesw) / sizeof (linesw[0]);
114
115 /*
116 * Do nothing specific version of line
117 * discipline specific ioctl command.
118 */
119 int
nullioctl(struct tty * tp,u_long cmd,char * data,int flags,struct proc * p)120 nullioctl(struct tty *tp, u_long cmd, char *data, int flags, struct proc *p)
121 {
122 return (-1);
123 }
124