xref: /netbsd-src/sys/compat/ultrix/ultrix_ioctl.c (revision 3b01aba77a7a698587faaae455bbfe740923c1f5)
1 /*	$NetBSD: ultrix_ioctl.c,v 1.17 2001/06/14 20:32:46 thorpej 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 #if defined(_KERNEL_OPT)
31 #include "opt_compat_ultrix.h"
32 #include "opt_compat_sunos.h"
33 #endif
34 
35 #include <sys/param.h>
36 #include <sys/proc.h>
37 #include <sys/systm.h>
38 #include <sys/file.h>
39 #include <sys/filedesc.h>
40 #include <sys/ioctl.h>
41 #include <sys/termios.h>
42 #include <sys/tty.h>
43 #include <sys/socket.h>
44 #include <sys/audioio.h>
45 #include <net/if.h>
46 
47 #include <sys/mount.h>
48 
49 #include <compat/ultrix/ultrix_syscallargs.h>
50 #include <sys/syscallargs.h>
51 
52 #include <compat/sunos/sunos.h>
53 
54 #include <compat/ultrix/ultrix_tty.h>
55 
56 #define emul_termio	ultrix_termio
57 #define emul_termios	ultrix_termios
58 
59 /*
60  * SunOS ioctl calls.
61  * This file is something of a hodge-podge.
62  * Support gets added as things turn up....
63  */
64 
65 static struct speedtab sptab[] = {
66 	{ 0, 0 },
67 	{ 50, 1 },
68 	{ 75, 2 },
69 	{ 110, 3 },
70 	{ 134, 4 },
71 	{ 135, 4 },
72 	{ 150, 5 },
73 	{ 200, 6 },
74 	{ 300, 7 },
75 	{ 600, 8 },
76 	{ 1200, 9 },
77 	{ 1800, 10 },
78 	{ 2400, 11 },
79 	{ 4800, 12 },
80 	{ 9600, 13 },
81 	{ 19200, 14 },
82 	{ 38400, 15 },
83 	{ -1, -1 }
84 };
85 
86 static u_long s2btab[] = {
87 	0,
88 	50,
89 	75,
90 	110,
91 	134,
92 	150,
93 	200,
94 	300,
95 	600,
96 	1200,
97 	1800,
98 	2400,
99 	4800,
100 	9600,
101 	19200,
102 	38400,
103 };
104 
105 
106 /*
107  * Translate a single tty control char from the emulation value
108  * to native termios, and vice-versa. Special-case
109  * the value of POSIX_VDISABLE, mapping it to and from 0.
110  */
111 #define NATIVE_TO_EMUL_CC(bsd_cc) \
112  (((bsd_cc)   != _POSIX_VDISABLE) ? (bsd_cc) : 0)
113 
114 #define EMUL_TO_NATIVE_CC(emul_cc) \
115  (emul_cc) ? (emul_cc) : _POSIX_VDISABLE;
116 
117 
118 static void stios2btios __P((struct emul_termios *, struct termios *));
119 static void btios2stios __P((struct termios *, struct emul_termios *));
120 static void stios2stio __P((struct emul_termios *, struct emul_termio *));
121 static void stio2stios __P((struct emul_termio *, struct emul_termios *));
122 
123 /*
124  * these two conversion functions have mostly been done
125  * with some perl cut&paste, then handedited to comment
126  * out what doesn't exist under NetBSD.
127  * A note from Markus's code:
128  *	(l & BITMASK1) / BITMASK1 * BITMASK2  is translated
129  *	optimally by gcc m68k, much better than any ?: stuff.
130  *	Code may vary with different architectures of course.
131  *
132  * I don't know what optimizer you used, but seeing divu's and
133  * bfextu's in the m68k assembly output did not encourage me...
134  * as well, gcc on the sparc definately generates much better
135  * code with ?:.
136  */
137 
138 
139 static void
140 stios2btios(st, bt)
141 	struct emul_termios *st;
142 	struct termios *bt;
143 {
144 	u_long l, r;
145 
146 	l = st->c_iflag;
147 	r = 	((l & 0x00000001) ? IGNBRK	: 0);
148 	r |=	((l & 0x00000002) ? BRKINT	: 0);
149 	r |=	((l & 0x00000004) ? IGNPAR	: 0);
150 	r |=	((l & 0x00000008) ? PARMRK	: 0);
151 	r |=	((l & 0x00000010) ? INPCK	: 0);
152 	r |=	((l & 0x00000020) ? ISTRIP	: 0);
153 	r |= 	((l & 0x00000040) ? INLCR	: 0);
154 	r |=	((l & 0x00000080) ? IGNCR	: 0);
155 	r |=	((l & 0x00000100) ? ICRNL	: 0);
156 	/*	((l & 0x00000200) ? IUCLC	: 0) */
157 	r |=	((l & 0x00000400) ? IXON	: 0);
158 	r |=	((l & 0x00000800) ? IXANY	: 0);
159 	r |=	((l & 0x00001000) ? IXOFF	: 0);
160 	r |=	((l & 0x00002000) ? IMAXBEL	: 0);
161 	bt->c_iflag = r;
162 
163 	l = st->c_oflag;
164 	r = 	((l & 0x00000001) ? OPOST	: 0);
165 	/*	((l & 0x00000002) ? OLCUC	: 0) */
166 	r |=	((l & 0x00000004) ? ONLCR	: 0);
167 	/*	((l & 0x00000008) ? OCRNL	: 0) */
168 	/*	((l & 0x00000010) ? ONOCR	: 0) */
169 	/*	((l & 0x00000020) ? ONLRET	: 0) */
170 	/*	((l & 0x00000040) ? OFILL	: 0) */
171 	/*	((l & 0x00000080) ? OFDEL	: 0) */
172 	/*	((l & 0x00000100) ? NLDLY	: 0) */
173 	/*	((l & 0x00000100) ? NL1		: 0) */
174 	/*	((l & 0x00000600) ? CRDLY	: 0) */
175 	/*	((l & 0x00000200) ? CR1		: 0) */
176 	/*	((l & 0x00000400) ? CR2		: 0) */
177 	/*	((l & 0x00000600) ? CR3		: 0) */
178 	/*	((l & 0x00001800) ? TABDLY	: 0) */
179 	/*	((l & 0x00000800) ? TAB1	: 0) */
180 	/*	((l & 0x00001000) ? TAB2	: 0) */
181 	r |=	((l & 0x00001800) ? OXTABS	: 0);
182 	/*	((l & 0x00002000) ? BSDLY	: 0) */
183 	/*	((l & 0x00002000) ? BS1		: 0) */
184 	/*	((l & 0x00004000) ? VTDLY	: 0) */
185 	/*	((l & 0x00004000) ? VT1		: 0) */
186 	/*	((l & 0x00008000) ? FFDLY	: 0) */
187 	/*	((l & 0x00008000) ? FF1		: 0) */
188 	/*	((l & 0x00010000) ? PAGEOUT	: 0) */
189 	/*	((l & 0x00020000) ? WRAP	: 0) */
190 	bt->c_oflag = r;
191 
192 	l = st->c_cflag;
193 	switch (l & 0x00000030) {
194 	case 0:
195 		r = CS5;
196 		break;
197 	case 0x00000010:
198 		r = CS6;
199 		break;
200 	case 0x00000020:
201 		r = CS7;
202 		break;
203 	case 0x00000030:
204 		r = CS8;
205 		break;
206 	}
207 	r |=	((l & 0x00000040) ? CSTOPB	: 0);
208 	r |=	((l & 0x00000080) ? CREAD	: 0);
209 	r |= 	((l & 0x00000100) ? PARENB	: 0);
210 	r |=	((l & 0x00000200) ? PARODD	: 0);
211 	r |=	((l & 0x00000400) ? HUPCL	: 0);
212 	r |=	((l & 0x00000800) ? CLOCAL	: 0);
213 	/*	((l & 0x00001000) ? LOBLK	: 0) */
214 	r |=	((l & 0x80000000) ? (CRTS_IFLOW|CCTS_OFLOW) : 0);
215 	bt->c_cflag = r;
216 
217 	bt->c_ispeed = bt->c_ospeed = s2btab[l & 0x0000000f];
218 
219 	l = st->c_lflag;
220 	r = 	((l & 0x00000001) ? ISIG	: 0);
221 	r |=	((l & 0x00000002) ? ICANON	: 0);
222 	/*	((l & 0x00000004) ? XCASE	: 0) */
223 	r |=	((l & 0x00000008) ? ECHO	: 0);
224 	r |=	((l & 0x00000010) ? ECHOE	: 0);
225 	r |=	((l & 0x00000020) ? ECHOK	: 0);
226 	r |=	((l & 0x00000040) ? ECHONL	: 0);
227 	r |= 	((l & 0x00000080) ? NOFLSH	: 0);
228 	r |=	((l & 0x00000100) ? TOSTOP	: 0);
229 	r |=	((l & 0x00000200) ? ECHOCTL	: 0);
230 	r |=	((l & 0x00000400) ? ECHOPRT	: 0);
231 	r |=	((l & 0x00000800) ? ECHOKE	: 0);
232 	/*	((l & 0x00001000) ? DEFECHO	: 0) */
233 	r |=	((l & 0x00002000) ? FLUSHO	: 0);
234 	r |=	((l & 0x00004000) ? PENDIN	: 0);
235 	bt->c_lflag = r;
236 
237 	bt->c_cc[VINTR]    = EMUL_TO_NATIVE_CC(st->c_cc[0]);
238 	bt->c_cc[VQUIT]    = EMUL_TO_NATIVE_CC(st->c_cc[1]);
239 	bt->c_cc[VERASE]   = EMUL_TO_NATIVE_CC(st->c_cc[2]);
240 	bt->c_cc[VKILL]    = EMUL_TO_NATIVE_CC(st->c_cc[3]);
241 	bt->c_cc[VEOF]     = EMUL_TO_NATIVE_CC(st->c_cc[4]);
242 	bt->c_cc[VEOL]     = EMUL_TO_NATIVE_CC(st->c_cc[5]);
243 	bt->c_cc[VEOL2]    = EMUL_TO_NATIVE_CC(st->c_cc[6]);
244 	/* not present on NetBSD */
245 	/* bt->c_cc[VSWTCH]   = EMUL_TO_NATIVE_CC(st->c_cc[7]); */
246 	bt->c_cc[VSTART]   = EMUL_TO_NATIVE_CC(st->c_cc[10]);
247 	bt->c_cc[VSTOP]    = EMUL_TO_NATIVE_CC(st->c_cc[11]);
248 	bt->c_cc[VSUSP]    = EMUL_TO_NATIVE_CC(st->c_cc[12]);
249 	bt->c_cc[VDSUSP]   = EMUL_TO_NATIVE_CC(st->c_cc[13]);
250 	bt->c_cc[VREPRINT] = EMUL_TO_NATIVE_CC(st->c_cc[14]);
251 	bt->c_cc[VDISCARD] = EMUL_TO_NATIVE_CC(st->c_cc[15]);
252 	bt->c_cc[VWERASE]  = EMUL_TO_NATIVE_CC(st->c_cc[16]);
253 	bt->c_cc[VLNEXT]   = EMUL_TO_NATIVE_CC(st->c_cc[17]);
254 	bt->c_cc[VSTATUS]  = EMUL_TO_NATIVE_CC(st->c_cc[18]);
255 
256 #ifdef COMPAT_ULTRIX
257 	/* Ultrix termio/termios has real vmin/vtime */
258 	bt->c_cc[VMIN]	   = EMUL_TO_NATIVE_CC(st->c_cc[8]);
259 	bt->c_cc[VTIME]	   = EMUL_TO_NATIVE_CC(st->c_cc[9]);
260 #else
261 	/* if `raw mode', create native VMIN/VTIME from SunOS VEOF/VEOL */
262 	bt->c_cc[VMIN]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOF];
263 	bt->c_cc[VTIME]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOL];
264 #endif
265 
266 }
267 
268 /*
269  * Convert bsd termios to "sunos" emulated termios
270  */
271 static void
272 btios2stios(bt, st)
273 	struct termios *bt;
274 	struct emul_termios *st;
275 {
276 	u_long l, r;
277 
278 	l = bt->c_iflag;
279 	r = 	((l &  IGNBRK) ? 0x00000001	: 0);
280 	r |=	((l &  BRKINT) ? 0x00000002	: 0);
281 	r |=	((l &  IGNPAR) ? 0x00000004	: 0);
282 	r |=	((l &  PARMRK) ? 0x00000008	: 0);
283 	r |=	((l &   INPCK) ? 0x00000010	: 0);
284 	r |=	((l &  ISTRIP) ? 0x00000020	: 0);
285 	r |=	((l &   INLCR) ? 0x00000040	: 0);
286 	r |=	((l &   IGNCR) ? 0x00000080	: 0);
287 	r |=	((l &   ICRNL) ? 0x00000100	: 0);
288 	/*	((l &   IUCLC) ? 0x00000200	: 0) */
289 	r |=	((l &    IXON) ? 0x00000400	: 0);
290 	r |=	((l &   IXANY) ? 0x00000800	: 0);
291 	r |=	((l &   IXOFF) ? 0x00001000	: 0);
292 	r |=	((l & IMAXBEL) ? 0x00002000	: 0);
293 	st->c_iflag = r;
294 
295 	l = bt->c_oflag;
296 	r =	((l &   OPOST) ? 0x00000001	: 0);
297 	/*	((l &   OLCUC) ? 0x00000002	: 0) */
298 	r |=	((l &   ONLCR) ? 0x00000004	: 0);
299 	/*	((l &   OCRNL) ? 0x00000008	: 0) */
300 	/*	((l &   ONOCR) ? 0x00000010	: 0) */
301 	/*	((l &  ONLRET) ? 0x00000020	: 0) */
302 	/*	((l &   OFILL) ? 0x00000040	: 0) */
303 	/*	((l &   OFDEL) ? 0x00000080	: 0) */
304 	/*	((l &   NLDLY) ? 0x00000100	: 0) */
305 	/*	((l &     NL1) ? 0x00000100	: 0) */
306 	/*	((l &   CRDLY) ? 0x00000600	: 0) */
307 	/*	((l &     CR1) ? 0x00000200	: 0) */
308 	/*	((l &     CR2) ? 0x00000400	: 0) */
309 	/*	((l &     CR3) ? 0x00000600	: 0) */
310 	/*	((l &  TABDLY) ? 0x00001800	: 0) */
311 	/*	((l &    TAB1) ? 0x00000800	: 0) */
312 	/*	((l &    TAB2) ? 0x00001000	: 0) */
313 	r |=	((l &  OXTABS) ? 0x00001800	: 0);
314 	/*	((l &   BSDLY) ? 0x00002000	: 0) */
315 	/*	((l &     BS1) ? 0x00002000	: 0) */
316 	/*	((l &   VTDLY) ? 0x00004000	: 0) */
317 	/*	((l &     VT1) ? 0x00004000	: 0) */
318 	/*	((l &   FFDLY) ? 0x00008000	: 0) */
319 	/*	((l &     FF1) ? 0x00008000	: 0) */
320 	/*	((l & PAGEOUT) ? 0x00010000	: 0) */
321 	/*	((l &    WRAP) ? 0x00020000	: 0) */
322 	st->c_oflag = r;
323 
324 	l = bt->c_cflag;
325 	switch (l & CSIZE) {
326 	case CS5:
327 		r = 0;
328 		break;
329 	case CS6:
330 		r = 0x00000010;
331 		break;
332 	case CS7:
333 		r = 0x00000020;
334 		break;
335 	case CS8:
336 		r = 0x00000030;
337 		break;
338 	}
339 	r |=	((l &  CSTOPB) ? 0x00000040	: 0);
340 	r |=	((l &   CREAD) ? 0x00000080	: 0);
341 	r |=	((l &  PARENB) ? 0x00000100	: 0);
342 	r |=	((l &  PARODD) ? 0x00000200	: 0);
343 	r |=	((l &   HUPCL) ? 0x00000400	: 0);
344 	r |=	((l &  CLOCAL) ? 0x00000800	: 0);
345 	/*	((l &   LOBLK) ? 0x00001000	: 0) */
346 	r |=	((l & (CRTS_IFLOW|CCTS_OFLOW)) ? 0x80000000 : 0);
347 	st->c_cflag = r;
348 
349 	l = bt->c_lflag;
350 	r =	((l &    ISIG) ? 0x00000001	: 0);
351 	r |=	((l &  ICANON) ? 0x00000002	: 0);
352 	/*	((l &   XCASE) ? 0x00000004	: 0) */
353 	r |=	((l &    ECHO) ? 0x00000008	: 0);
354 	r |=	((l &   ECHOE) ? 0x00000010	: 0);
355 	r |=	((l &   ECHOK) ? 0x00000020	: 0);
356 	r |=	((l &  ECHONL) ? 0x00000040	: 0);
357 	r |=	((l &  NOFLSH) ? 0x00000080	: 0);
358 	r |=	((l &  TOSTOP) ? 0x00000100	: 0);
359 	r |=	((l & ECHOCTL) ? 0x00000200	: 0);
360 	r |=	((l & ECHOPRT) ? 0x00000400	: 0);
361 	r |=	((l &  ECHOKE) ? 0x00000800	: 0);
362 	/*	((l & DEFECHO) ? 0x00001000	: 0) */
363 	r |=	((l &  FLUSHO) ? 0x00002000	: 0);
364 	r |=	((l &  PENDIN) ? 0x00004000	: 0);
365 	st->c_lflag = r;
366 
367 	l = ttspeedtab(bt->c_ospeed, sptab);
368 	if (l >= 0)
369 		st->c_cflag |= l;
370 
371 	st->c_cc[0] = NATIVE_TO_EMUL_CC(bt->c_cc[VINTR]);
372 	st->c_cc[1] = NATIVE_TO_EMUL_CC(bt->c_cc[VQUIT]);
373 	st->c_cc[2] = NATIVE_TO_EMUL_CC(bt->c_cc[VERASE]);
374 	st->c_cc[3] = NATIVE_TO_EMUL_CC(bt->c_cc[VKILL]);
375 	st->c_cc[4] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOF]);
376 	st->c_cc[5] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOL]);
377 	st->c_cc[6] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOL2]);
378 
379 	/* XXX ultrix has a VSWTCH.  NetBSD does not. */
380 #ifdef notdef
381 	st->c_cc[7] = NATIVE_TO_EMUL_CC(bt->c_cc[VSWTCH]);
382 #else
383 	st->c_cc[7] = 0;
384 #endif
385 	st->c_cc[10] = NATIVE_TO_EMUL_CC(bt->c_cc[VSTART]);
386 	st->c_cc[11] = NATIVE_TO_EMUL_CC(bt->c_cc[VSTOP]);
387 	st->c_cc[12]= NATIVE_TO_EMUL_CC(bt->c_cc[VSUSP]);
388 	st->c_cc[13]= NATIVE_TO_EMUL_CC(bt->c_cc[VDSUSP]);
389 	st->c_cc[14]= NATIVE_TO_EMUL_CC(bt->c_cc[VREPRINT]);
390 	st->c_cc[15]= NATIVE_TO_EMUL_CC(bt->c_cc[VDISCARD]);
391 	st->c_cc[16]= NATIVE_TO_EMUL_CC(bt->c_cc[VWERASE]);
392 	st->c_cc[17]= NATIVE_TO_EMUL_CC(bt->c_cc[VLNEXT]);
393 	st->c_cc[18]= NATIVE_TO_EMUL_CC(bt->c_cc[VSTATUS]);
394 
395 #ifdef COMPAT_ULTRIX
396 	st->c_cc[8]= NATIVE_TO_EMUL_CC(bt->c_cc[VMIN]);
397 	st->c_cc[9]= NATIVE_TO_EMUL_CC(bt->c_cc[VTIME]);
398 #else
399 	if (!(bt->c_lflag & ICANON)) {
400 		/* SunOS stores VMIN/VTIME in VEOF/VEOL (if ICANON is off) */
401 		st->c_cc[4] = bt->c_cc[VMIN];
402 		st->c_cc[5] = bt->c_cc[VTIME];
403 	}
404 #endif
405 
406 #ifdef COMPAT_SUNOS
407 	st->c_line = 0;	/* 4.3bsd "old" line discipline */
408 #else
409 	st->c_line = 2;	/* 4.3bsd "new" line discipline, Ultrix default. */
410 #endif
411 }
412 
413 #define TERMIO_NCC 10	/* ultrix termio NCC is 10 */
414 
415 /*
416  * Convert emulated struct termios to termio(?)
417  */
418 static void
419 stios2stio(ts, t)
420 	struct emul_termios *ts;
421 	struct emul_termio *t;
422 {
423 	t->c_iflag = ts->c_iflag;
424 	t->c_oflag = ts->c_oflag;
425 	t->c_cflag = ts->c_cflag;
426 	t->c_lflag = ts->c_lflag;
427 	t->c_line  = ts->c_line;
428 	memcpy(t->c_cc, ts->c_cc, TERMIO_NCC);
429 }
430 
431 /*
432  * Convert the other way
433  */
434 static void
435 stio2stios(t, ts)
436 	struct emul_termio *t;
437 	struct emul_termios *ts;
438 {
439 	ts->c_iflag = t->c_iflag;
440 	ts->c_oflag = t->c_oflag;
441 	ts->c_cflag = t->c_cflag;
442 	ts->c_lflag = t->c_lflag;
443 	ts->c_line  = t->c_line;
444 	memcpy(ts->c_cc, t->c_cc, TERMIO_NCC); /* don't touch the upper fields! */
445 }
446 
447 int
448 ultrix_sys_ioctl(p, v, retval)
449 	struct proc *p;
450 	void *v;
451 	register_t *retval;
452 {
453 	struct ultrix_sys_ioctl_args *uap = v;
454 	struct filedesc *fdp = p->p_fd;
455 	struct file *fp;
456 	int (*ctl) __P((struct file *, u_long, caddr_t, struct proc *));
457 	int error;
458 
459 	if ((fp = fd_getfile(fdp, SCARG(uap, fd))) == NULL)
460 		return EBADF;
461 
462 	if ((fp->f_flag & (FREAD|FWRITE)) == 0)
463 		return EBADF;
464 
465 	ctl = fp->f_ops->fo_ioctl;
466 
467 	switch (SCARG(uap, com)) {
468 	case _IOR('t', 0, int):
469 		SCARG(uap, com) = TIOCGETD;
470 		break;
471 	case _IOW('t', 1, int):
472 	    {
473 		int disc;
474 
475 		if ((error = copyin(SCARG(uap, data), (caddr_t)&disc,
476 		    sizeof disc)) != 0)
477 			return error;
478 
479 		/* map SunOS NTTYDISC into our termios discipline */
480 		if (disc == 2)
481 			disc = 0;
482 		/* all other disciplines are not supported by NetBSD */
483 		if (disc)
484 			return ENXIO;
485 
486 		return (*ctl)(fp, TIOCSETD, (caddr_t)&disc, p);
487 	    }
488 	case _IOW('t', 101, int):	/* sun SUNOS_TIOCSSOFTCAR */
489 	    {
490 		int x;	/* unused */
491 
492 		return copyin((caddr_t)&x, SCARG(uap, data), sizeof x);
493 	    }
494 	case _IOR('t', 100, int):	/* sun SUNOS_TIOCSSOFTCAR */
495 	    {
496 		int x = 0;
497 
498 		return copyout((caddr_t)&x, SCARG(uap, data), sizeof x);
499 	    }
500 	case _IO('t', 36): 		/* sun TIOCCONS, no parameters */
501 	    {
502 		int on = 1;
503 		return (*ctl)(fp, TIOCCONS, (caddr_t)&on, p);
504 	    }
505 	case _IOW('t', 37, struct sunos_ttysize):
506 	    {
507 		struct winsize ws;
508 		struct sunos_ttysize ss;
509 
510 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
511 			return (error);
512 
513 		if ((error = copyin (SCARG(uap, data), &ss, sizeof (ss))) != 0)
514 			return error;
515 
516 		ws.ws_row = ss.ts_row;
517 		ws.ws_col = ss.ts_col;
518 
519 		return ((*ctl)(fp, TIOCSWINSZ, (caddr_t)&ws, p));
520 	    }
521 	case _IOW('t', 38, struct sunos_ttysize):
522 	    {
523 		struct winsize ws;
524 		struct sunos_ttysize ss;
525 
526 		if ((error = (*ctl)(fp, TIOCGWINSZ, (caddr_t)&ws, p)) != 0)
527 			return (error);
528 
529 		ss.ts_row = ws.ws_row;
530 		ss.ts_col = ws.ws_col;
531 
532 		return copyout ((caddr_t)&ss, SCARG(uap, data), sizeof (ss));
533 	    }
534 	case _IOW('t', 118, int):
535 		SCARG(uap, com) = TIOCSPGRP;
536 		break;
537 	case _IOR('t', 119, int):
538 		SCARG(uap, com) = TIOCGPGRP;
539 		break;
540 
541 	/* Emulate termio or termios tcget() */
542 	case ULTRIX_TCGETA:
543 	case ULTRIX_TCGETS:
544 	    {
545 		struct termios bts;
546 		struct ultrix_termios sts;
547 		struct ultrix_termio st;
548 
549 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
550 			return error;
551 
552 		btios2stios (&bts, &sts);
553 		if (SCARG(uap, com) == ULTRIX_TCGETA) {
554 			stios2stio (&sts, &st);
555 			return copyout((caddr_t)&st, SCARG(uap, data),
556 			    sizeof (st));
557 		} else
558 			return copyout((caddr_t)&sts, SCARG(uap, data),
559 			    sizeof (sts));
560 		/*NOTREACHED*/
561 	    }
562 	/* Emulate termio tcset() */
563 	case ULTRIX_TCSETA:
564 	case ULTRIX_TCSETAW:
565 	case ULTRIX_TCSETAF:
566 	    {
567 		struct termios bts;
568 		struct ultrix_termios sts;
569 		struct ultrix_termio st;
570 		int result;
571 
572 		if ((error = copyin(SCARG(uap, data), (caddr_t)&st,
573 		    sizeof (st))) != 0)
574 			return error;
575 
576 		/* get full BSD termios so we don't lose information */
577 		if ((error = (*ctl)(fp, TIOCGETA, (caddr_t)&bts, p)) != 0)
578 			return error;
579 
580 		/*
581 		 * convert to sun termios, copy in information from
582 		 * termio, and convert back, then set new values.
583 		 */
584 		btios2stios(&bts, &sts);
585 		stio2stios(&st, &sts);
586 		stios2btios(&sts, &bts);
587 
588 		/*
589 		 * map ioctl code: ultrix tcsets are numbered in reverse order
590 		 */
591 #ifdef notyet
592 		return (*ctl)(fp, ULTRIX_TCSETA - SCARG(uap, com) + TIOCSETA,
593 		    (caddr_t)&bts, p);
594 #else
595 		result= (*ctl)(fp, ULTRIX_TCSETA -  SCARG(uap, com) + TIOCSETA,
596 		    (caddr_t)&bts, p);
597 		printf("ultrix TCSETA %lx returns %d\n",
598 		    ULTRIX_TCSETA - SCARG(uap, com), result);
599 		return result;
600 #endif
601 
602 	    }
603 	/* Emulate termios tcset() */
604 	case ULTRIX_TCSETS:
605 	case ULTRIX_TCSETSW:
606 	case ULTRIX_TCSETSF:
607 	    {
608 		struct termios bts;
609 		struct ultrix_termios sts;
610 
611 		if ((error = copyin (SCARG(uap, data), (caddr_t)&sts,
612 		    sizeof (sts))) != 0)
613 			return error;
614 		stios2btios (&sts, &bts);
615 		return (*ctl)(fp, ULTRIX_TCSETS - SCARG(uap, com) + TIOCSETA,
616 		    (caddr_t)&bts, p);
617 	    }
618 /*
619  * Pseudo-tty ioctl translations.
620  */
621 	case _IOW('t', 32, int): {	/* TIOCTCNTL */
622 		int error, on;
623 
624 		error = copyin (SCARG(uap, data), (caddr_t)&on, sizeof (on));
625 		if (error != 0)
626 			return error;
627 		return (*ctl)(fp, TIOCUCNTL, (caddr_t)&on, p);
628 	}
629 	case _IOW('t', 33, int): {	/* TIOCSIGNAL */
630 		int error, sig;
631 
632 		error = copyin (SCARG(uap, data), (caddr_t)&sig, sizeof (sig));
633 		if (error != 0)
634 			return error;
635 		return (*ctl)(fp, TIOCSIG, (caddr_t)&sig, p);
636 	}
637 
638 /*
639  * Socket ioctl translations.
640  */
641 #define IN_TYPE(a, type_t) { \
642 	type_t localbuf; \
643 	if ((error = copyin (SCARG(uap, data), \
644 				(caddr_t)&localbuf, sizeof (type_t))) != 0) \
645 		return error; \
646 	return (*ctl)(fp, a, (caddr_t)&localbuf, p); \
647 }
648 
649 #define INOUT_TYPE(a, type_t) { \
650 	type_t localbuf; \
651 	if ((error = copyin (SCARG(uap, data), (caddr_t)&localbuf,	\
652 			     sizeof (type_t))) != 0) \
653 		return error; \
654 	if ((error = (*ctl)(fp, a, (caddr_t)&localbuf, p)) != 0) \
655 		return error; \
656 	return copyout ((caddr_t)&localbuf, SCARG(uap, data), sizeof (type_t)); \
657 }
658 
659 
660 #define IFREQ_IN(a) { \
661 	struct ifreq ifreq; \
662 	if ((error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq))) != 0) \
663 		return error; \
664 	return (*ctl)(fp, a, (caddr_t)&ifreq, p); \
665 }
666 
667 #define IFREQ_INOUT(a) { \
668 	struct ifreq ifreq; \
669 	if ((error = copyin (SCARG(uap, data), (caddr_t)&ifreq, sizeof (ifreq))) != 0) \
670 		return error; \
671 	if ((error = (*ctl)(fp, a, (caddr_t)&ifreq, p)) != 0) \
672 		return error; \
673 	return copyout ((caddr_t)&ifreq, SCARG(uap, data), sizeof (ifreq)); \
674 }
675 
676 	case _IOW('i', 12, struct ifreq):
677 		/* SIOCSIFADDR */
678 		break;
679 
680 	case _IOWR('i', 13, struct ifreq):
681 		IFREQ_INOUT(OSIOCGIFADDR);
682 
683 	case _IOW('i', 14, struct ifreq):
684 		/* SIOCSIFDSTADDR */
685 		break;
686 
687 	case _IOWR('i', 15, struct ifreq):
688 		IFREQ_INOUT(OSIOCGIFDSTADDR);
689 
690 	case _IOW('i', 16, struct ifreq):
691 		/* SIOCSIFFLAGS */
692 		break;
693 
694 	case _IOWR('i', 17, struct ifreq):
695 		/* SIOCGIFFLAGS */
696 		break;
697 
698 	case _IOWR('i', 18, struct ifreq):
699 		IFREQ_INOUT(SIOCGIFBRDADDR);
700 
701 	case _IOWR('i', 19, struct ifreq):
702 		IFREQ_INOUT(SIOCSIFBRDADDR);
703 
704 	case _IOWR('i', 21, struct ifreq):
705 		IFREQ_INOUT(OSIOCGIFNETMASK);
706 
707 	case _IOW('i', 22, struct ifreq):
708 		IFREQ_IN(SIOCSIFNETMASK);
709 
710 	/* 18: _IOWR('i', 18, struct ifreq):  Ultrix SIOCGIFBRDADDR */
711 	/* 19: _IOW('i',  19, struct ifreq):  Ultrix SIOCSIFBRDADDR */
712 	/* 20: _IOWR('i', 20, struct ifreq):  Ultrix SIOCSIFCONF */
713 	/* 21: _IOWR('i', 21, struct ifreq):  Ultrix SIOCGIFNETMASK */
714 	/* 22: _IOW('i',  22, struct ifreq):  Ultrix SIOCSIFNETMASK */
715 	/* 23: _IOWR('i', 23, struct ifreq):  Ultrix SIOCSPHYADDR */
716 	/* 24: _IOWR('i', 24, struct ifreq):  Ultrix SIOCSADDMULTI */
717 	/* 25: _IOWR('i', 25, struct ifreq):  Ultrix SIOCSDELMULTI */
718 
719 	/* 30: _IOWR('i', 30, struct arpreq):  Ultrix SIOCSARP */
720 	/* 31: _IOWR('i', 31, struct arpreq):  Ultrix SIOCGARP */
721 	/* 32: _IOWR('i', 32, struct arpreq):  Ultrix SIOCDARP */
722 
723 	case _IOWR('i', 41, struct ifreq):
724 		IFREQ_INOUT(SIOCGIFMETRIC);
725 
726 	case _IOWR('i', 42, struct ifreq):
727 		IFREQ_IN(SIOCSIFMETRIC);
728 
729 	case _IOW('i', 30, struct arpreq):
730 		/* SIOCSARP */
731 		break;
732 
733 	case _IOWR('i', 31, struct arpreq):
734 		/* SIOCGARP */
735 		break;
736 
737 	case _IOW('i', 32, struct arpreq):
738 		/* SIOCDARP */
739 		break;
740 
741 	case _IOW('i',  26, struct ifreq):	/* SIOCSIFRDCTRS? */
742 	case _IOWR('i', 27, struct ifreq):	/* SIOCGIFZCTRS? */
743 	case _IOWR('i', 28, struct ifreq):	/* read physaddr ? */
744 
745 	case _IOW('i', 40, struct ifreq):	/* SIOCARPREQ */
746 	case _IOW('i', 44, struct ifreq):	/* SIOCSETSYNC */
747 	case _IOWR('i', 45, struct ifreq):	/* SIOCGETSYNC */
748 	case _IOWR('i', 46, struct ifreq):	/* SIOCSDSTATS */
749 	case _IOWR('i', 47, struct ifreq):	/* SIOCSESTATS */
750 	case _IOW('i', 48, int):		/* SIOCSPROMISC */
751 		return EOPNOTSUPP;
752 
753 	/* emulate for vat, vic tools */
754 	case _IOW('i', 49, struct ifreq):	/* SIOCADDMULTI */
755 	case _IOW('i', 50, struct ifreq):	/* SIOCDELMULTI */
756 		return EOPNOTSUPP;
757 
758 	case _IOWR('i', 20, struct ifconf):	/* SIOCGIFCONF */
759 	    {
760 		struct ifconf ifconf;
761 
762 		/*
763 		 * XXX: two more problems
764 		 * 1. our sockaddr's are variable length, not always sizeof(sockaddr)
765 		 * 2. this returns a name per protocol, ie. it returns two "lo0"'s
766 		 */
767 		error = copyin (SCARG(uap, data), (caddr_t)&ifconf,
768 		    sizeof (ifconf));
769 		if (error)
770 			return error;
771 		error = (*ctl)(fp, OSIOCGIFCONF, (caddr_t)&ifconf, p);
772 		if (error)
773 			return error;
774 		return copyout ((caddr_t)&ifconf, SCARG(uap, data),
775 		    sizeof (ifconf));
776 	    }
777 
778 	}
779 	return (sys_ioctl(p, uap, retval));
780 }
781