xref: /netbsd-src/sys/compat/ultrix/ultrix_ioctl.c (revision fdecd6a253f999ae92b139670d9e15cc9df4497c)
1 /*	$NetBSD: ultrix_ioctl.c,v 1.10 1997/05/25 10:38:00 jonathan Exp $ */
2 /*	from : NetBSD: sunos_ioctl.c,v 1.21 1995/10/07 06:27:31 mycroft Exp */
3 
4 /*
5  * Copyright (c) 1993 Markus Wild.
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. The name of the author may not be used to endorse or promote products
14  *    derived from this software without specific prior written permission
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  *
27  * loosely from: Header: sunos_ioctl.c,v 1.7 93/05/28 04:40:43 torek Exp
28  */
29 
30 #include <sys/param.h>
31 #include <sys/proc.h>
32 #include <sys/systm.h>
33 #include <sys/file.h>
34 #include <sys/filedesc.h>
35 #include <sys/ioctl.h>
36 #include <sys/termios.h>
37 #include <sys/tty.h>
38 #include <sys/socket.h>
39 #include <sys/audioio.h>
40 #include <net/if.h>
41 
42 #include <sys/mount.h>
43 
44 #include <compat/ultrix/ultrix_syscallargs.h>
45 #include <sys/syscallargs.h>
46 
47 #include <compat/sunos/sunos.h>
48 
49 #include "ultrix_tty.h"
50 
51 #define emul_termio	ultrix_termio
52 #define emul_termios	ultrix_termios
53 
54 /*
55  * SunOS ioctl calls.
56  * This file is something of a hodge-podge.
57  * Support gets added as things turn up....
58  */
59 
60 static struct speedtab sptab[] = {
61 	{ 0, 0 },
62 	{ 50, 1 },
63 	{ 75, 2 },
64 	{ 110, 3 },
65 	{ 134, 4 },
66 	{ 135, 4 },
67 	{ 150, 5 },
68 	{ 200, 6 },
69 	{ 300, 7 },
70 	{ 600, 8 },
71 	{ 1200, 9 },
72 	{ 1800, 10 },
73 	{ 2400, 11 },
74 	{ 4800, 12 },
75 	{ 9600, 13 },
76 	{ 19200, 14 },
77 	{ 38400, 15 },
78 	{ -1, -1 }
79 };
80 
81 static u_long s2btab[] = {
82 	0,
83 	50,
84 	75,
85 	110,
86 	134,
87 	150,
88 	200,
89 	300,
90 	600,
91 	1200,
92 	1800,
93 	2400,
94 	4800,
95 	9600,
96 	19200,
97 	38400,
98 };
99 
100 
101 /*
102  * Translate a single tty control char from the emulation value
103  * to native termios, and vice-versa. Special-case
104  * the value of POSIX_VDISABLE, mapping it to and from 0.
105  */
106 #define NATIVE_TO_EMUL_CC(bsd_cc) \
107  (((bsd_cc)   != _POSIX_VDISABLE) ? (bsd_cc) : 0)
108 
109 #define EMUL_TO_NATIVE_CC(emul_cc) \
110  (emul_cc) ? (emul_cc) : _POSIX_VDISABLE;
111 
112 
113 static void stios2btios __P((struct emul_termios *, struct termios *));
114 static void btios2stios __P((struct termios *, struct emul_termios *));
115 static void stios2stio __P((struct emul_termios *, struct emul_termio *));
116 static void stio2stios __P((struct emul_termio *, struct emul_termios *));
117 
118 /*
119  * these two conversion functions have mostly been done
120  * with some perl cut&paste, then handedited to comment
121  * out what doesn't exist under NetBSD.
122  * A note from Markus's code:
123  *	(l & BITMASK1) / BITMASK1 * BITMASK2  is translated
124  *	optimally by gcc m68k, much better than any ?: stuff.
125  *	Code may vary with different architectures of course.
126  *
127  * I don't know what optimizer you used, but seeing divu's and
128  * bfextu's in the m68k assembly output did not encourage me...
129  * as well, gcc on the sparc definately generates much better
130  * code with ?:.
131  */
132 
133 
134 static void
135 stios2btios(st, bt)
136 	struct emul_termios *st;
137 	struct termios *bt;
138 {
139 	register u_long l, r;
140 
141 	l = st->c_iflag;
142 	r = 	((l & 0x00000001) ? IGNBRK	: 0);
143 	r |=	((l & 0x00000002) ? BRKINT	: 0);
144 	r |=	((l & 0x00000004) ? IGNPAR	: 0);
145 	r |=	((l & 0x00000008) ? PARMRK	: 0);
146 	r |=	((l & 0x00000010) ? INPCK	: 0);
147 	r |=	((l & 0x00000020) ? ISTRIP	: 0);
148 	r |= 	((l & 0x00000040) ? INLCR	: 0);
149 	r |=	((l & 0x00000080) ? IGNCR	: 0);
150 	r |=	((l & 0x00000100) ? ICRNL	: 0);
151 	/*	((l & 0x00000200) ? IUCLC	: 0) */
152 	r |=	((l & 0x00000400) ? IXON	: 0);
153 	r |=	((l & 0x00000800) ? IXANY	: 0);
154 	r |=	((l & 0x00001000) ? IXOFF	: 0);
155 	r |=	((l & 0x00002000) ? IMAXBEL	: 0);
156 	bt->c_iflag = r;
157 
158 	l = st->c_oflag;
159 	r = 	((l & 0x00000001) ? OPOST	: 0);
160 	/*	((l & 0x00000002) ? OLCUC	: 0) */
161 	r |=	((l & 0x00000004) ? ONLCR	: 0);
162 	/*	((l & 0x00000008) ? OCRNL	: 0) */
163 	/*	((l & 0x00000010) ? ONOCR	: 0) */
164 	/*	((l & 0x00000020) ? ONLRET	: 0) */
165 	/*	((l & 0x00000040) ? OFILL	: 0) */
166 	/*	((l & 0x00000080) ? OFDEL	: 0) */
167 	/*	((l & 0x00000100) ? NLDLY	: 0) */
168 	/*	((l & 0x00000100) ? NL1		: 0) */
169 	/*	((l & 0x00000600) ? CRDLY	: 0) */
170 	/*	((l & 0x00000200) ? CR1		: 0) */
171 	/*	((l & 0x00000400) ? CR2		: 0) */
172 	/*	((l & 0x00000600) ? CR3		: 0) */
173 	/*	((l & 0x00001800) ? TABDLY	: 0) */
174 	/*	((l & 0x00000800) ? TAB1	: 0) */
175 	/*	((l & 0x00001000) ? TAB2	: 0) */
176 	r |=	((l & 0x00001800) ? OXTABS	: 0);
177 	/*	((l & 0x00002000) ? BSDLY	: 0) */
178 	/*	((l & 0x00002000) ? BS1		: 0) */
179 	/*	((l & 0x00004000) ? VTDLY	: 0) */
180 	/*	((l & 0x00004000) ? VT1		: 0) */
181 	/*	((l & 0x00008000) ? FFDLY	: 0) */
182 	/*	((l & 0x00008000) ? FF1		: 0) */
183 	/*	((l & 0x00010000) ? PAGEOUT	: 0) */
184 	/*	((l & 0x00020000) ? WRAP	: 0) */
185 	bt->c_oflag = r;
186 
187 	l = st->c_cflag;
188 	switch (l & 0x00000030) {
189 	case 0:
190 		r = CS5;
191 		break;
192 	case 0x00000010:
193 		r = CS6;
194 		break;
195 	case 0x00000020:
196 		r = CS7;
197 		break;
198 	case 0x00000030:
199 		r = CS8;
200 		break;
201 	}
202 	r |=	((l & 0x00000040) ? CSTOPB	: 0);
203 	r |=	((l & 0x00000080) ? CREAD	: 0);
204 	r |= 	((l & 0x00000100) ? PARENB	: 0);
205 	r |=	((l & 0x00000200) ? PARODD	: 0);
206 	r |=	((l & 0x00000400) ? HUPCL	: 0);
207 	r |=	((l & 0x00000800) ? CLOCAL	: 0);
208 	/*	((l & 0x00001000) ? LOBLK	: 0) */
209 	r |=	((l & 0x80000000) ? (CRTS_IFLOW|CCTS_OFLOW) : 0);
210 	bt->c_cflag = r;
211 
212 	bt->c_ispeed = bt->c_ospeed = s2btab[l & 0x0000000f];
213 
214 	l = st->c_lflag;
215 	r = 	((l & 0x00000001) ? ISIG	: 0);
216 	r |=	((l & 0x00000002) ? ICANON	: 0);
217 	/*	((l & 0x00000004) ? XCASE	: 0) */
218 	r |=	((l & 0x00000008) ? ECHO	: 0);
219 	r |=	((l & 0x00000010) ? ECHOE	: 0);
220 	r |=	((l & 0x00000020) ? ECHOK	: 0);
221 	r |=	((l & 0x00000040) ? ECHONL	: 0);
222 	r |= 	((l & 0x00000080) ? NOFLSH	: 0);
223 	r |=	((l & 0x00000100) ? TOSTOP	: 0);
224 	r |=	((l & 0x00000200) ? ECHOCTL	: 0);
225 	r |=	((l & 0x00000400) ? ECHOPRT	: 0);
226 	r |=	((l & 0x00000800) ? ECHOKE	: 0);
227 	/*	((l & 0x00001000) ? DEFECHO	: 0) */
228 	r |=	((l & 0x00002000) ? FLUSHO	: 0);
229 	r |=	((l & 0x00004000) ? PENDIN	: 0);
230 	bt->c_lflag = r;
231 
232 	bt->c_cc[VINTR]    = EMUL_TO_NATIVE_CC(st->c_cc[0]);
233 	bt->c_cc[VQUIT]    = EMUL_TO_NATIVE_CC(st->c_cc[1]);
234 	bt->c_cc[VERASE]   = EMUL_TO_NATIVE_CC(st->c_cc[2]);
235 	bt->c_cc[VKILL]    = EMUL_TO_NATIVE_CC(st->c_cc[3]);
236 	bt->c_cc[VEOF]     = EMUL_TO_NATIVE_CC(st->c_cc[4]);
237 	bt->c_cc[VEOL]     = EMUL_TO_NATIVE_CC(st->c_cc[5]);
238 	bt->c_cc[VEOL2]    = EMUL_TO_NATIVE_CC(st->c_cc[6]);
239 	/* not present on NetBSD */
240 	/* bt->c_cc[VSWTCH]   = EMUL_TO_NATIVE_CC(st->c_cc[7]); */
241 	bt->c_cc[VSTART]   = EMUL_TO_NATIVE_CC(st->c_cc[10]);
242 	bt->c_cc[VSTOP]    = EMUL_TO_NATIVE_CC(st->c_cc[11]);
243 	bt->c_cc[VSUSP]    = EMUL_TO_NATIVE_CC(st->c_cc[12]);
244 	bt->c_cc[VDSUSP]   = EMUL_TO_NATIVE_CC(st->c_cc[13]);
245 	bt->c_cc[VREPRINT] = EMUL_TO_NATIVE_CC(st->c_cc[14]);
246 	bt->c_cc[VDISCARD] = EMUL_TO_NATIVE_CC(st->c_cc[15]);
247 	bt->c_cc[VWERASE]  = EMUL_TO_NATIVE_CC(st->c_cc[16]);
248 	bt->c_cc[VLNEXT]   = EMUL_TO_NATIVE_CC(st->c_cc[17]);
249 	bt->c_cc[VSTATUS]  = EMUL_TO_NATIVE_CC(st->c_cc[18]);
250 
251 #ifdef COMPAT_ULTRIX
252 	/* Ultrix termio/termios has real vmin/vtime */
253 	bt->c_cc[VMIN]	   = EMUL_TO_NATIVE_CC(st->c_cc[8]);
254 	bt->c_cc[VTIME]	   = EMUL_TO_NATIVE_CC(st->c_cc[9]);
255 #else
256 	/* if `raw mode', create native VMIN/VTIME from SunOS VEOF/VEOL */
257 	bt->c_cc[VMIN]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOF];
258 	bt->c_cc[VTIME]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOL];
259 #endif
260 
261 }
262 
263 /*
264  * Convert bsd termios to "sunos" emulated termios
265  */
266 static void
267 btios2stios(bt, st)
268 	struct termios *bt;
269 	struct emul_termios *st;
270 {
271 	register u_long l, r;
272 
273 	l = bt->c_iflag;
274 	r = 	((l &  IGNBRK) ? 0x00000001	: 0);
275 	r |=	((l &  BRKINT) ? 0x00000002	: 0);
276 	r |=	((l &  IGNPAR) ? 0x00000004	: 0);
277 	r |=	((l &  PARMRK) ? 0x00000008	: 0);
278 	r |=	((l &   INPCK) ? 0x00000010	: 0);
279 	r |=	((l &  ISTRIP) ? 0x00000020	: 0);
280 	r |=	((l &   INLCR) ? 0x00000040	: 0);
281 	r |=	((l &   IGNCR) ? 0x00000080	: 0);
282 	r |=	((l &   ICRNL) ? 0x00000100	: 0);
283 	/*	((l &   IUCLC) ? 0x00000200	: 0) */
284 	r |=	((l &    IXON) ? 0x00000400	: 0);
285 	r |=	((l &   IXANY) ? 0x00000800	: 0);
286 	r |=	((l &   IXOFF) ? 0x00001000	: 0);
287 	r |=	((l & IMAXBEL) ? 0x00002000	: 0);
288 	st->c_iflag = r;
289 
290 	l = bt->c_oflag;
291 	r =	((l &   OPOST) ? 0x00000001	: 0);
292 	/*	((l &   OLCUC) ? 0x00000002	: 0) */
293 	r |=	((l &   ONLCR) ? 0x00000004	: 0);
294 	/*	((l &   OCRNL) ? 0x00000008	: 0) */
295 	/*	((l &   ONOCR) ? 0x00000010	: 0) */
296 	/*	((l &  ONLRET) ? 0x00000020	: 0) */
297 	/*	((l &   OFILL) ? 0x00000040	: 0) */
298 	/*	((l &   OFDEL) ? 0x00000080	: 0) */
299 	/*	((l &   NLDLY) ? 0x00000100	: 0) */
300 	/*	((l &     NL1) ? 0x00000100	: 0) */
301 	/*	((l &   CRDLY) ? 0x00000600	: 0) */
302 	/*	((l &     CR1) ? 0x00000200	: 0) */
303 	/*	((l &     CR2) ? 0x00000400	: 0) */
304 	/*	((l &     CR3) ? 0x00000600	: 0) */
305 	/*	((l &  TABDLY) ? 0x00001800	: 0) */
306 	/*	((l &    TAB1) ? 0x00000800	: 0) */
307 	/*	((l &    TAB2) ? 0x00001000	: 0) */
308 	r |=	((l &  OXTABS) ? 0x00001800	: 0);
309 	/*	((l &   BSDLY) ? 0x00002000	: 0) */
310 	/*	((l &     BS1) ? 0x00002000	: 0) */
311 	/*	((l &   VTDLY) ? 0x00004000	: 0) */
312 	/*	((l &     VT1) ? 0x00004000	: 0) */
313 	/*	((l &   FFDLY) ? 0x00008000	: 0) */
314 	/*	((l &     FF1) ? 0x00008000	: 0) */
315 	/*	((l & PAGEOUT) ? 0x00010000	: 0) */
316 	/*	((l &    WRAP) ? 0x00020000	: 0) */
317 	st->c_oflag = r;
318 
319 	l = bt->c_cflag;
320 	switch (l & CSIZE) {
321 	case CS5:
322 		r = 0;
323 		break;
324 	case CS6:
325 		r = 0x00000010;
326 		break;
327 	case CS7:
328 		r = 0x00000020;
329 		break;
330 	case CS8:
331 		r = 0x00000030;
332 		break;
333 	}
334 	r |=	((l &  CSTOPB) ? 0x00000040	: 0);
335 	r |=	((l &   CREAD) ? 0x00000080	: 0);
336 	r |=	((l &  PARENB) ? 0x00000100	: 0);
337 	r |=	((l &  PARODD) ? 0x00000200	: 0);
338 	r |=	((l &   HUPCL) ? 0x00000400	: 0);
339 	r |=	((l &  CLOCAL) ? 0x00000800	: 0);
340 	/*	((l &   LOBLK) ? 0x00001000	: 0) */
341 	r |=	((l & (CRTS_IFLOW|CCTS_OFLOW)) ? 0x80000000 : 0);
342 	st->c_cflag = r;
343 
344 	l = bt->c_lflag;
345 	r =	((l &    ISIG) ? 0x00000001	: 0);
346 	r |=	((l &  ICANON) ? 0x00000002	: 0);
347 	/*	((l &   XCASE) ? 0x00000004	: 0) */
348 	r |=	((l &    ECHO) ? 0x00000008	: 0);
349 	r |=	((l &   ECHOE) ? 0x00000010	: 0);
350 	r |=	((l &   ECHOK) ? 0x00000020	: 0);
351 	r |=	((l &  ECHONL) ? 0x00000040	: 0);
352 	r |=	((l &  NOFLSH) ? 0x00000080	: 0);
353 	r |=	((l &  TOSTOP) ? 0x00000100	: 0);
354 	r |=	((l & ECHOCTL) ? 0x00000200	: 0);
355 	r |=	((l & ECHOPRT) ? 0x00000400	: 0);
356 	r |=	((l &  ECHOKE) ? 0x00000800	: 0);
357 	/*	((l & DEFECHO) ? 0x00001000	: 0) */
358 	r |=	((l &  FLUSHO) ? 0x00002000	: 0);
359 	r |=	((l &  PENDIN) ? 0x00004000	: 0);
360 	st->c_lflag = r;
361 
362 	l = ttspeedtab(bt->c_ospeed, sptab);
363 	if (l >= 0)
364 		st->c_cflag |= l;
365 
366 	st->c_cc[0] = NATIVE_TO_EMUL_CC(bt->c_cc[VINTR]);
367 	st->c_cc[1] = NATIVE_TO_EMUL_CC(bt->c_cc[VQUIT]);
368 	st->c_cc[2] = NATIVE_TO_EMUL_CC(bt->c_cc[VERASE]);
369 	st->c_cc[3] = NATIVE_TO_EMUL_CC(bt->c_cc[VKILL]);
370 	st->c_cc[4] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOF]);
371 	st->c_cc[5] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOL]);
372 	st->c_cc[6] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOL2]);
373 
374 	/* XXX ultrix has a VSWTCH.  NetBSD does not. */
375 #ifdef notdef
376 	st->c_cc[7] = NATIVE_TO_EMUL_CC(bt->c_cc[VSWTCH]);
377 #else
378 	st->c_cc[7] = 0;
379 #endif
380 	st->c_cc[10] = NATIVE_TO_EMUL_CC(bt->c_cc[VSTART]);
381 	st->c_cc[11] = NATIVE_TO_EMUL_CC(bt->c_cc[VSTOP]);
382 	st->c_cc[12]= NATIVE_TO_EMUL_CC(bt->c_cc[VSUSP]);
383 	st->c_cc[13]= NATIVE_TO_EMUL_CC(bt->c_cc[VDSUSP]);
384 	st->c_cc[14]= NATIVE_TO_EMUL_CC(bt->c_cc[VREPRINT]);
385 	st->c_cc[15]= NATIVE_TO_EMUL_CC(bt->c_cc[VDISCARD]);
386 	st->c_cc[16]= NATIVE_TO_EMUL_CC(bt->c_cc[VWERASE]);
387 	st->c_cc[17]= NATIVE_TO_EMUL_CC(bt->c_cc[VLNEXT]);
388 	st->c_cc[18]= NATIVE_TO_EMUL_CC(bt->c_cc[VSTATUS]);
389 
390 #ifdef COMPAT_ULTRIX
391 	st->c_cc[8]= NATIVE_TO_EMUL_CC(bt->c_cc[VMIN]);
392 	st->c_cc[9]= NATIVE_TO_EMUL_CC(bt->c_cc[VTIME]);
393 #else
394 	if (!(bt->c_lflag & ICANON)) {
395 		/* SunOS stores VMIN/VTIME in VEOF/VEOL (if ICANON is off) */
396 		st->c_cc[4] = bt->c_cc[VMIN];
397 		st->c_cc[5] = bt->c_cc[VTIME];
398 	}
399 #endif
400 
401 #ifdef COMPAT_SUNOS
402 	st->c_line = 0;	/* 4.3bsd "old" line discipline */
403 #else
404 	st->c_line = 2;	/* 4.3bsd "new" line discipline, Ultrix default. */
405 #endif
406 }
407 
408 #define TERMIO_NCC 10	/* ultrix termio NCC is 10 */
409 
410 /*
411  * Convert emulated struct termios to termio(?)
412  */
413 static void
414 stios2stio(ts, t)
415 	struct emul_termios *ts;
416 	struct emul_termio *t;
417 {
418 	t->c_iflag = ts->c_iflag;
419 	t->c_oflag = ts->c_oflag;
420 	t->c_cflag = ts->c_cflag;
421 	t->c_lflag = ts->c_lflag;
422 	t->c_line  = ts->c_line;
423 	bcopy(ts->c_cc, t->c_cc, TERMIO_NCC);
424 }
425 
426 /*
427  * Convert the other way
428  */
429 static void
430 stio2stios(t, ts)
431 	struct emul_termio *t;
432 	struct emul_termios *ts;
433 {
434 	ts->c_iflag = t->c_iflag;
435 	ts->c_oflag = t->c_oflag;
436 	ts->c_cflag = t->c_cflag;
437 	ts->c_lflag = t->c_lflag;
438 	ts->c_line  = t->c_line;
439 	bcopy(t->c_cc, ts->c_cc, TERMIO_NCC); /* don't touch the upper fields! */
440 }
441 
442 int
443 ultrix_sys_ioctl(p, v, retval)
444 	register struct proc *p;
445 	void *v;
446 	register_t *retval;
447 {
448 	struct ultrix_sys_ioctl_args *uap = v;
449 	register struct filedesc *fdp = p->p_fd;
450 	register struct file *fp;
451 	register int (*ctl) __P((struct file *, u_long, caddr_t, struct proc *));
452 	int error;
453 
454 	if ( (unsigned)SCARG(uap, fd) >= fdp->fd_nfiles ||
455 	    (fp = fdp->fd_ofiles[SCARG(uap, fd)]) == NULL)
456 		return EBADF;
457 
458 	if ((fp->f_flag & (FREAD|FWRITE)) == 0)
459 		return EBADF;
460 
461 	ctl = fp->f_ops->fo_ioctl;
462 
463 	switch (SCARG(uap, com)) {
464 	case _IOR('t', 0, int):
465 		SCARG(uap, com) = TIOCGETD;
466 		break;
467 	case _IOW('t', 1, int):
468 	    {
469 		int disc;
470 
471 		if ((error = copyin(SCARG(uap, data), (caddr_t)&disc,
472 		    sizeof disc)) != 0)
473 			return error;
474 
475 		/* map SunOS NTTYDISC into our termios discipline */
476 		if (disc == 2)
477 			disc = 0;
478 		/* all other disciplines are not supported by NetBSD */
479 		if (disc)
480 			return ENXIO;
481 
482 		return (*ctl)(fp, TIOCSETD, (caddr_t)&disc, p);
483 	    }
484 	case _IOW('t', 101, int):	/* sun SUNOS_TIOCSSOFTCAR */
485 	    {
486 		int x;	/* unused */
487 
488 		return copyin((caddr_t)&x, SCARG(uap, data), sizeof x);
489 	    }
490 	case _IOR('t', 100, int):	/* sun SUNOS_TIOCSSOFTCAR */
491 	    {
492 		int x = 0;
493 
494 		return copyout((caddr_t)&x, SCARG(uap, data), sizeof x);
495 	    }
496 	case _IO('t', 36): 		/* sun TIOCCONS, no parameters */
497 	    {
498 		int on = 1;
499 		return (*ctl)(fp, TIOCCONS, (caddr_t)&on, p);
500 	    }
501 	case _IOW('t', 37, struct sunos_ttysize):
502 	    {
503 		struct winsize ws;
504 		struct sunos_ttysize ss;
505 
506 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
507 			return (error);
508 
509 		if ((error = copyin (SCARG(uap, data), &ss, sizeof (ss))) != 0)
510 			return error;
511 
512 		ws.ws_row = ss.ts_row;
513 		ws.ws_col = ss.ts_col;
514 
515 		return ((*ctl)(fp, TIOCSWINSZ, (caddr_t)&ws, p));
516 	    }
517 	case _IOW('t', 38, struct sunos_ttysize):
518 	    {
519 		struct winsize ws;
520 		struct sunos_ttysize ss;
521 
522 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
523 			return (error);
524 
525 		ss.ts_row = ws.ws_row;
526 		ss.ts_col = ws.ws_col;
527 
528 		return copyout ((caddr_t)&ss, SCARG(uap, data), sizeof (ss));
529 	    }
530 	case _IOW('t', 118, int):
531 		SCARG(uap, com) = TIOCSPGRP;
532 		break;
533 	case _IOR('t', 119, int):
534 		SCARG(uap, com) = TIOCGPGRP;
535 		break;
536 
537 	/* Emulate termio or termios tcget() */
538 	case ULTRIX_TCGETA:
539 	case ULTRIX_TCGETS:
540 	    {
541 		struct termios bts;
542 		struct ultrix_termios sts;
543 		struct ultrix_termio st;
544 
545 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
546 			return error;
547 
548 		btios2stios (&bts, &sts);
549 		if (SCARG(uap, com) == ULTRIX_TCGETA) {
550 			stios2stio (&sts, &st);
551 			return copyout((caddr_t)&st, SCARG(uap, data),
552 			    sizeof (st));
553 		} else
554 			return copyout((caddr_t)&sts, SCARG(uap, data),
555 			    sizeof (sts));
556 		/*NOTREACHED*/
557 	    }
558 	/* Emulate termio tcset() */
559 	case ULTRIX_TCSETA:
560 	case ULTRIX_TCSETAW:
561 	case ULTRIX_TCSETAF:
562 	    {
563 		struct termios bts;
564 		struct ultrix_termios sts;
565 		struct ultrix_termio st;
566 		int result;
567 
568 		if ((error = copyin(SCARG(uap, data), (caddr_t)&st,
569 		    sizeof (st))) != 0)
570 			return error;
571 
572 		/* get full BSD termios so we don't lose information */
573 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
574 			return error;
575 
576 		/*
577 		 * convert to sun termios, copy in information from
578 		 * termio, and convert back, then set new values.
579 		 */
580 		btios2stios(&bts, &sts);
581 		stio2stios(&st, &sts);
582 		stios2btios(&sts, &bts);
583 
584 		/*
585 		 * map ioctl code: ultrix tcsets are numbered in reverse order
586 		 */
587 #ifdef notyet
588 		return (*ctl)(fp, ULTRIX_TCSETA - SCARG(uap, com) + TIOCSETA,
589 		    (caddr_t)&bts, p);
590 #else
591 		result= (*ctl)(fp, ULTRIX_TCSETA -  SCARG(uap, com) + TIOCSETA,
592 		    (caddr_t)&bts, p);
593 		printf("ultrix TCSETA %lx returns %d\n",
594 		    ULTRIX_TCSETA - SCARG(uap, com), result);
595 		return result;
596 #endif
597 
598 	    }
599 	/* Emulate termios tcset() */
600 	case ULTRIX_TCSETS:
601 	case ULTRIX_TCSETSW:
602 	case ULTRIX_TCSETSF:
603 	    {
604 		struct termios bts;
605 		struct ultrix_termios sts;
606 
607 		if ((error = copyin (SCARG(uap, data), (caddr_t)&sts,
608 		    sizeof (sts))) != 0)
609 			return error;
610 		stios2btios (&sts, &bts);
611 		return (*ctl)(fp, ULTRIX_TCSETS - SCARG(uap, com) + TIOCSETA,
612 		    (caddr_t)&bts, p);
613 	    }
614 /*
615  * Pseudo-tty ioctl translations.
616  */
617 	case _IOW('t', 32, int): {	/* TIOCTCNTL */
618 		int error, on;
619 
620 		error = copyin (SCARG(uap, data), (caddr_t)&on, sizeof (on));
621 		if (error != 0)
622 			return error;
623 		return (*ctl)(fp, TIOCUCNTL, (caddr_t)&on, p);
624 	}
625 	case _IOW('t', 33, int): {	/* TIOCSIGNAL */
626 		int error, sig;
627 
628 		error = copyin (SCARG(uap, data), (caddr_t)&sig, sizeof (sig));
629 		if (error != 0)
630 			return error;
631 		return (*ctl)(fp, TIOCSIG, (caddr_t)&sig, p);
632 	}
633 
634 /*
635  * Socket ioctl translations.
636  */
637 #define IN_TYPE(a, type_t) { \
638 	type_t localbuf; \
639 	if ((error = copyin (SCARG(uap, data), \
640 				(caddr_t)&localbuf, sizeof (type_t))) != 0) \
641 		return error; \
642 	return (*ctl)(fp, a, (caddr_t)&localbuf, p); \
643 }
644 
645 #define INOUT_TYPE(a, type_t) { \
646 	type_t localbuf; \
647 	if ((error = copyin (SCARG(uap, data), (caddr_t)&localbuf,	\
648 			     sizeof (type_t))) != 0) \
649 		return error; \
650 	if ((error = (*ctl)(fp, a, (caddr_t)&localbuf, p)) != 0) \
651 		return error; \
652 	return copyout ((caddr_t)&localbuf, SCARG(uap, data), sizeof (type_t)); \
653 }
654 
655 
656 #define IFREQ_IN(a) { \
657 	struct ifreq ifreq; \
658 	if ((error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq))) != 0) \
659 		return error; \
660 	return (*ctl)(fp, a, (caddr_t)&ifreq, p); \
661 }
662 
663 #define IFREQ_INOUT(a) { \
664 	struct ifreq ifreq; \
665 	if ((error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq))) != 0) \
666 		return error; \
667 	if ((error = (*ctl)(fp, a, (caddr_t)&ifreq, p)) != 0) \
668 		return error; \
669 	return copyout ((caddr_t)&ifreq, SCARG(uap, data), sizeof (ifreq)); \
670 }
671 
672 	case _IOW('i', 12, struct ifreq):
673 		/* SIOCSIFADDR */
674 		break;
675 
676 	case _IOWR('i', 13, struct ifreq):
677 		IFREQ_INOUT(OSIOCGIFADDR);
678 
679 	case _IOW('i', 14, struct ifreq):
680 		/* SIOCSIFDSTADDR */
681 		break;
682 
683 	case _IOWR('i', 15, struct ifreq):
684 		IFREQ_INOUT(OSIOCGIFDSTADDR);
685 
686 	case _IOW('i', 16, struct ifreq):
687 		/* SIOCSIFFLAGS */
688 		break;
689 
690 	case _IOWR('i', 17, struct ifreq):
691 		/* SIOCGIFFLAGS */
692 		break;
693 
694 	case _IOWR('i', 18, struct ifreq):
695 		IFREQ_INOUT(SIOCGIFBRDADDR);
696 
697 	case _IOWR('i', 19, struct ifreq):
698 		IFREQ_INOUT(SIOCSIFBRDADDR);
699 
700 	case _IOWR('i', 21, struct ifreq):
701 		IFREQ_INOUT(OSIOCGIFNETMASK);
702 
703 	case _IOW('i', 22, struct ifreq):
704 		IFREQ_IN(SIOCSIFNETMASK);
705 
706 	/* 18: _IOWR('i', 18, struct ifreq):  Ultrix SIOCGIFBRDADDR */
707 	/* 19: _IOW('i',  19, struct ifreq):  Ultrix SIOCSIFBRDADDR */
708 	/* 20: _IOWR('i', 20, struct ifreq):  Ultrix SIOCSIFCONF */
709 	/* 21: _IOWR('i', 21, struct ifreq):  Ultrix SIOCGIFNETMASK */
710 	/* 22: _IOW('i',  22, struct ifreq):  Ultrix SIOCSIFNETMASK */
711 	/* 23: _IOWR('i', 23, struct ifreq):  Ultrix SIOCSPHYADDR */
712 	/* 24: _IOWR('i', 24, struct ifreq):  Ultrix SIOCSADDMULTI */
713 	/* 25: _IOWR('i', 25, struct ifreq):  Ultrix SIOCSDELMULTI */
714 
715 	/* 30: _IOWR('i', 30, struct arpreq):  Ultrix SIOCSARP */
716 	/* 31: _IOWR('i', 31, struct arpreq):  Ultrix SIOCGARP */
717 	/* 32: _IOWR('i', 32, struct arpreq):  Ultrix SIOCDARP */
718 
719 	case _IOWR('i', 41, struct ifreq):
720 		IFREQ_INOUT(SIOCGIFMETRIC);
721 
722 	case _IOWR('i', 42, struct ifreq):
723 		IFREQ_IN(SIOCSIFMETRIC);
724 
725 	case _IOW('i', 30, struct arpreq):
726 		/* SIOCSARP */
727 		break;
728 
729 	case _IOWR('i', 31, struct arpreq):
730 		/* SIOCGARP */
731 		break;
732 
733 	case _IOW('i', 32, struct arpreq):
734 		/* SIOCDARP */
735 		break;
736 
737 	case _IOW('i',  26, struct ifreq):	/* SIOCSIFRDCTRS? */
738 	case _IOWR('i', 27, struct ifreq):	/* SIOCGIFZCTRS? */
739 	case _IOWR('i', 28, struct ifreq):	/* read physaddr ? */
740 
741 	case _IOW('i', 40, struct ifreq):	/* SIOCARPREQ */
742 	case _IOW('i', 44, struct ifreq):	/* SIOCSETSYNC */
743 	case _IOWR('i', 45, struct ifreq):	/* SIOCGETSYNC */
744 	case _IOWR('i', 46, struct ifreq):	/* SIOCSDSTATS */
745 	case _IOWR('i', 47, struct ifreq):	/* SIOCSESTATS */
746 	case _IOW('i', 48, int):		/* SIOCSPROMISC */
747 		return EOPNOTSUPP;
748 
749 	/* emulate for vat, vic tools */
750 	case _IOW('i', 49, struct ifreq):	/* SIOCADDMULTI */
751 	case _IOW('i', 50, struct ifreq):	/* SIOCDELMULTI */
752 		return EOPNOTSUPP;
753 
754 	case _IOWR('i', 20, struct ifconf):	/* SIOCGIFCONF */
755 	    {
756 		struct ifconf ifconf;
757 
758 		/*
759 		 * XXX: two more problems
760 		 * 1. our sockaddr's are variable length, not always sizeof(sockaddr)
761 		 * 2. this returns a name per protocol, ie. it returns two "lo0"'s
762 		 */
763 		error = copyin (SCARG(uap, data), (caddr_t)&ifconf,
764 		    sizeof (ifconf));
765 		if (error)
766 			return error;
767 		error = (*ctl)(fp, OSIOCGIFCONF, (caddr_t)&ifconf, p);
768 		if (error)
769 			return error;
770 		return copyout ((caddr_t)&ifconf, SCARG(uap, data),
771 		    sizeof (ifconf));
772 	    }
773 
774 	}
775 	return (sys_ioctl(p, uap, retval));
776 }
777