tty_conf.c revision 1.23
1 /* $NetBSD: tty_conf.c,v 1.23 1998/07/31 22:50:52 perry Exp $ */ 2 3 /*- 4 * Copyright (c) 1982, 1986, 1991, 1993 5 * The Regents of the University of California. All rights reserved. 6 * (c) UNIX System Laboratories, Inc. 7 * All or some portions of this file are derived from material licensed 8 * to the University of California by American Telephone and Telegraph 9 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 10 * the permission of UNIX System Laboratories, Inc. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. All advertising materials mentioning features or use of this software 21 * must display the following acknowledgement: 22 * This product includes software developed by the University of 23 * California, Berkeley and its contributors. 24 * 4. Neither the name of the University nor the names of its contributors 25 * may be used to endorse or promote products derived from this software 26 * without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 38 * SUCH DAMAGE. 39 * 40 * @(#)tty_conf.c 8.5 (Berkeley) 1/9/95 41 */ 42 43 #include "opt_compat_freebsd.h" 44 45 #include <sys/param.h> 46 #include <sys/systm.h> 47 #include <sys/buf.h> 48 #include <sys/ioctl.h> 49 #include <sys/proc.h> 50 #include <sys/tty.h> 51 #include <sys/conf.h> 52 53 #define ttynodisc ((int (*) __P((dev_t, struct tty *)))enodev) 54 #define ttyerrclose ((int (*) __P((struct tty *, int flags)))enodev) 55 #define ttyerrio ((int (*) __P((struct tty *, struct uio *, int)))enodev) 56 #define ttyerrinput ((int (*) __P((int c, struct tty *)))enodev) 57 #define ttyerrstart ((int (*) __P((struct tty *)))enodev) 58 59 int nullioctl __P((struct tty *, u_long, caddr_t, int, struct proc *)); 60 61 #include "tb.h" 62 #if NTB > 0 63 int tbopen __P((dev_t dev, struct tty *tp)); 64 int tbclose __P((struct tty *tp, int flags)); 65 int tbread __P((struct tty *tp, struct uio *uio, int flags)); 66 int tbtioctl __P((struct tty *tp, u_long cmd, caddr_t data, 67 int flag, struct proc *p)); 68 int tbinput __P((int c, struct tty *tp)); 69 #endif 70 71 #include "sl.h" 72 #if NSL > 0 73 int slopen __P((dev_t dev, struct tty *tp)); 74 int slclose __P((struct tty *tp, int flags)); 75 int sltioctl __P((struct tty *tp, u_long cmd, caddr_t data, 76 int flag, struct proc *p)); 77 int slinput __P((int c, struct tty *tp)); 78 int slstart __P((struct tty *tp)); 79 #endif 80 81 #include "ppp.h" 82 #if NPPP > 0 83 int pppopen __P((dev_t dev, struct tty *tp)); 84 int pppclose __P((struct tty *tp, int flags)); 85 int ppptioctl __P((struct tty *tp, u_long cmd, caddr_t data, 86 int flag, struct proc *p)); 87 int pppinput __P((int c, struct tty *tp)); 88 int pppstart __P((struct tty *tp)); 89 int pppread __P((struct tty *tp, struct uio *uio, int flag)); 90 int pppwrite __P((struct tty *tp, struct uio *uio, int flag)); 91 #endif 92 93 #include "strip.h" 94 #if NSTRIP > 0 95 int stripopen __P((dev_t dev, struct tty *tp)); 96 int stripclose __P((struct tty *tp, int flags)); 97 int striptioctl __P((struct tty *tp, u_long cmd, caddr_t data, 98 int flag, struct proc *p)); 99 int stripinput __P((int c, struct tty *tp)); 100 int stripstart __P((struct tty *tp)); 101 #endif 102 103 struct linesw linesw[] = 104 { 105 { ttylopen, ttylclose, ttread, ttwrite, nullioctl, 106 ttyinput, ttstart, ttymodem }, /* 0- termios */ 107 108 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl, 109 ttyerrinput, ttyerrstart, nullmodem }, /* 1- defunct */ 110 111 #if defined(COMPAT_43) || defined(COMPAT_FREEBSD) 112 { ttylopen, ttylclose, ttread, ttwrite, nullioctl, 113 ttyinput, ttstart, ttymodem }, /* 2- old NTTYDISC */ 114 #else 115 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl, 116 ttyerrinput, ttyerrstart, nullmodem }, /* 2- defunct */ 117 #endif 118 119 #if NTB > 0 120 { tbopen, tbclose, tbread, ttyerrio, tbtioctl, 121 tbinput, ttstart, nullmodem }, /* 3- TABLDISC */ 122 #else 123 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl, 124 ttyerrinput, ttyerrstart, nullmodem }, 125 #endif 126 127 #if NSL > 0 128 { slopen, slclose, ttyerrio, ttyerrio, sltioctl, 129 slinput, slstart, nullmodem }, /* 4- SLIPDISC */ 130 #else 131 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl, 132 ttyerrinput, ttyerrstart, nullmodem }, 133 #endif 134 135 #if NPPP > 0 136 { pppopen, pppclose, pppread, pppwrite, ppptioctl, 137 pppinput, pppstart, ttymodem }, /* 5- PPPDISC */ 138 #else 139 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl, 140 ttyerrinput, ttyerrstart, nullmodem }, 141 #endif 142 143 #if NSTRIP > 0 144 { stripopen, stripclose, ttyerrio, ttyerrio, striptioctl, 145 stripinput, stripstart, nullmodem }, /* 6- STRIPDISC */ 146 #else 147 { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl, 148 ttyerrinput, ttyerrstart, nullmodem }, 149 #endif 150 }; 151 152 int nlinesw = sizeof(linesw) / sizeof(linesw[0]); 153 154 /* 155 * Do nothing specific version of line 156 * discipline specific ioctl command. 157 */ 158 /*ARGSUSED*/ 159 int 160 nullioctl(tp, cmd, data, flags, p) 161 struct tty *tp; 162 u_long cmd; 163 char *data; 164 int flags; 165 struct proc *p; 166 { 167 168 #ifdef lint 169 tp = tp; data = data; flags = flags; p = p; 170 #endif 171 return (-1); 172 } 173
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