summaryrefslogtreecommitdiff
path: root/sys/kern/tty_conf.c
blob: 22b1e36dfe940ad21c5a90c18e1dd7adddb33fb4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
/*	$OpenBSD: tty_conf.c,v 1.14 2009/08/25 16:16:34 jsg Exp $	*/
/*	$NetBSD: tty_conf.c,v 1.18 1996/05/19 17:17:55 jonathan Exp $	*/

/*-
 * Copyright (c) 1982, 1986, 1991, 1993
 *	The Regents of the University of California.  All rights reserved.
 * (c) UNIX System Laboratories, Inc.
 * All or some portions of this file are derived from material licensed
 * to the University of California by American Telephone and Telegraph
 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
 * the permission of UNIX System Laboratories, Inc.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)tty_conf.c	8.4 (Berkeley) 1/21/94
 */

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/ioctl.h>
#include <sys/proc.h>
#include <sys/tty.h>
#include <sys/conf.h>

#define	ttynodisc ((int (*)(dev_t, struct tty *))enodev)
#define	ttyerrclose ((int (*)(struct tty *, int flags))enodev)
#define	ttyerrio ((int (*)(struct tty *, struct uio *, int))enodev)
#define	ttyerrinput ((int (*)(int c, struct tty *))enodev)
#define	ttyerrstart ((int (*)(struct tty *))enodev)

int	nullioctl(struct tty *, u_long, caddr_t, int, struct proc *);

#include "sl.h"
#if NSL > 0
int	slopen(dev_t dev, struct tty *tp);
int	slclose(struct tty *tp, int flags);
int	sltioctl(struct tty *tp, u_long cmd, caddr_t data,
			int flag, struct proc *p);
int	slinput(int c, struct tty *tp);
int	slstart(struct tty *tp);
#endif

#include "ppp.h"
#if NPPP > 0
int	pppopen(dev_t dev, struct tty *tp);
int	pppclose(struct tty *tp, int flags);
int	ppptioctl(struct tty *tp, u_long cmd, caddr_t data,
			int flag, struct proc *p);
int	pppinput(int c, struct tty *tp);
int	pppstart(struct tty *tp);
int	pppread(struct tty *tp, struct uio *uio, int flag);
int	pppwrite(struct tty *tp, struct uio *uio, int flag);
#endif

#include "nmea.h"
#if NNMEA > 0
int	nmeaopen(dev_t, struct tty *);
int	nmeaclose(struct tty *, int);
int	nmeainput(int, struct tty *);
#endif

#include "msts.h"
#if NMSTS > 0
int	mstsopen(dev_t, struct tty *);
int	mstsclose(struct tty *, int);
int	mstsinput(int, struct tty *);
#endif

#include "endrun.h"
#if NENDRUN > 0
int	endrunopen(dev_t, struct tty *);
int	endrunclose(struct tty *, int);
int	endruninput(int, struct tty *);
#endif

struct	linesw linesw[] =
{
	{ ttyopen, ttylclose, ttread, ttwrite, nullioctl,
	  ttyinput, ttstart, ttymodem },		/* 0- termios */

	{ ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
	  ttyerrinput, ttyerrstart, nullmodem },	/* 1- defunct */

#if defined(COMPAT_43) || defined(COMPAT_FREEBSD) || defined(COMPAT_BSDOS)
	{ ttyopen, ttylclose, ttread, ttwrite, nullioctl,
	  ttyinput, ttstart, ttymodem },		/* 2- old NTTYDISC */
#else
	{ ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
	  ttyerrinput, ttyerrstart, nullmodem },	/* 2- defunct */
#endif

	/* 3- TABLDISC (defunct) */
	{ ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
	  ttyerrinput, ttyerrstart, nullmodem },

#if NSL > 0
	{ slopen, slclose, ttyerrio, ttyerrio, sltioctl,
	  slinput, slstart, nullmodem },		/* 4- SLIPDISC */
#else
	{ ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
	  ttyerrinput, ttyerrstart, nullmodem },
#endif

#if NPPP > 0
	{ pppopen, pppclose, pppread, pppwrite, ppptioctl,
	  pppinput, pppstart, ttymodem },		/* 5- PPPDISC */
#else
	{ ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
	  ttyerrinput, ttyerrstart, nullmodem },
#endif

	/* 6- STRIPDISC (defunct) */
	{ ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
	  ttyerrinput, ttyerrstart, nullmodem },

#if NNMEA > 0
	{ nmeaopen, nmeaclose, ttread, ttwrite, nullioctl,
	  nmeainput, ttstart, ttymodem },		/* 7- NMEADISC */
#else
	{ ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
	  ttyerrinput, ttyerrstart, nullmodem },
#endif

#if NMSTS > 0
	{ mstsopen, mstsclose, ttread, ttwrite, nullioctl,
	  mstsinput, ttstart, ttymodem },		/* 8- MSTSDISC */
#else
	{ ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
	  ttyerrinput, ttyerrstart, nullmodem },
#endif

#if NENDRUN > 0
	{ endrunopen, endrunclose, ttread, ttwrite, nullioctl,
	  endruninput, ttstart, ttymodem },		/* 9- ENDRUNDISC */
#else
	{ ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl,
	  ttyerrinput, ttyerrstart, nullmodem },
#endif
};

int	nlinesw = sizeof (linesw) / sizeof (linesw[0]);

/*
 * Do nothing specific version of line
 * discipline specific ioctl command.
 */
/*ARGSUSED*/
int
nullioctl(struct tty *tp, u_long cmd, char *data, int flags, struct proc *p)
{

#ifdef lint
	tp = tp; data = data; flags = flags; p = p;
#endif
	return (-1);
}