xref: /netbsd/sys/compat/ultrix/ultrix_ioctl.c (revision dbd9af58)
1 /*	$NetBSD: ultrix_ioctl.c,v 1.40 2022/02/09 22:30:27 andvar 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/cdefs.h>
31 __KERNEL_RCSID(0, "$NetBSD: ultrix_ioctl.c,v 1.40 2022/02/09 22:30:27 andvar Exp $");
32 
33 #if defined(_KERNEL_OPT)
34 #include "opt_compat_ultrix.h"
35 #include "opt_compat_sunos.h"
36 #endif
37 
38 #include <sys/param.h>
39 #include <sys/proc.h>
40 #include <sys/systm.h>
41 #include <sys/file.h>
42 #include <sys/filedesc.h>
43 #include <sys/ioctl.h>
44 #include <sys/termios.h>
45 #include <sys/tty.h>
46 #include <sys/socket.h>
47 #include <sys/audioio.h>
48 #include <net/if.h>
49 
50 #include <sys/mount.h>
51 
52 #include <compat/sys/sockio.h>
53 #include <compat/ultrix/ultrix_syscallargs.h>
54 #include <sys/syscallargs.h>
55 
56 #include <compat/sunos/sunos.h>
57 
58 #include <compat/ultrix/ultrix_tty.h>
59 
60 #define emul_termio	ultrix_termio
61 #define emul_termios	ultrix_termios
62 
63 /*
64  * SunOS ioctl calls.
65  * This file is something of a hodge-podge.
66  * Support gets added as things turn up....
67  */
68 
69 static const struct speedtab sptab[] = {
70 	{ 0, 0 },
71 	{ 50, 1 },
72 	{ 75, 2 },
73 	{ 110, 3 },
74 	{ 134, 4 },
75 	{ 135, 4 },
76 	{ 150, 5 },
77 	{ 200, 6 },
78 	{ 300, 7 },
79 	{ 600, 8 },
80 	{ 1200, 9 },
81 	{ 1800, 10 },
82 	{ 2400, 11 },
83 	{ 4800, 12 },
84 	{ 9600, 13 },
85 	{ 19200, 14 },
86 	{ 38400, 15 },
87 	{ -1, -1 }
88 };
89 
90 static const uint16_t s2btab[] = {
91 	0,
92 	50,
93 	75,
94 	110,
95 	134,
96 	150,
97 	200,
98 	300,
99 	600,
100 	1200,
101 	1800,
102 	2400,
103 	4800,
104 	9600,
105 	19200,
106 	38400,
107 };
108 
109 
110 /*
111  * Translate a single tty control char from the emulation value
112  * to native termios, and vice-versa. Special-case
113  * the value of POSIX_VDISABLE, mapping it to and from 0.
114  */
115 #define NATIVE_TO_EMUL_CC(bsd_cc) \
116  (((bsd_cc)   != _POSIX_VDISABLE) ? (bsd_cc) : 0)
117 
118 #define EMUL_TO_NATIVE_CC(emul_cc) \
119  (emul_cc) ? (emul_cc) : _POSIX_VDISABLE;
120 
121 
122 static void stios2btios(struct emul_termios *, struct termios *);
123 static void btios2stios(struct termios *, struct emul_termios *);
124 static void stios2stio(struct emul_termios *, struct emul_termio *);
125 static void stio2stios(struct emul_termio *, struct emul_termios *);
126 
127 /*
128  * these two conversion functions have mostly been done
129  * with some perl cut&paste, then handedited to comment
130  * out what doesn't exist under NetBSD.
131  * A note from Markus's code:
132  *	(l & BITMASK1) / BITMASK1 * BITMASK2  is translated
133  *	optimally by gcc m68k, much better than any ?: stuff.
134  *	Code may vary with different architectures of course.
135  *
136  * I don't know what optimizer you used, but seeing divu's and
137  * bfextu's in the m68k assembly output did not encourage me...
138  * as well, gcc on the sparc definitely generates much better
139  * code with ?:.
140  */
141 
142 
143 static void
stios2btios(struct emul_termios * st,struct termios * bt)144 stios2btios(struct emul_termios *st, struct termios *bt)
145 {
146 	uint32_t l, r;
147 
148 	memset(bt, 0, sizeof(*bt));
149 
150 	l = st->c_iflag;
151 	r = 	((l & 0x00000001) ? IGNBRK	: 0);
152 	r |=	((l & 0x00000002) ? BRKINT	: 0);
153 	r |=	((l & 0x00000004) ? IGNPAR	: 0);
154 	r |=	((l & 0x00000008) ? PARMRK	: 0);
155 	r |=	((l & 0x00000010) ? INPCK	: 0);
156 	r |=	((l & 0x00000020) ? ISTRIP	: 0);
157 	r |= 	((l & 0x00000040) ? INLCR	: 0);
158 	r |=	((l & 0x00000080) ? IGNCR	: 0);
159 	r |=	((l & 0x00000100) ? ICRNL	: 0);
160 	/*	((l & 0x00000200) ? IUCLC	: 0) */
161 	r |=	((l & 0x00000400) ? IXON	: 0);
162 	r |=	((l & 0x00000800) ? IXANY	: 0);
163 	r |=	((l & 0x00001000) ? IXOFF	: 0);
164 	r |=	((l & 0x00002000) ? IMAXBEL	: 0);
165 	bt->c_iflag = r;
166 
167 	l = st->c_oflag;
168 	r = 	((l & 0x00000001) ? OPOST	: 0);
169 	/*	((l & 0x00000002) ? OLCUC	: 0) */
170 	r |=	((l & 0x00000004) ? ONLCR	: 0);
171 	/*	((l & 0x00000008) ? OCRNL	: 0) */
172 	/*	((l & 0x00000010) ? ONOCR	: 0) */
173 	/*	((l & 0x00000020) ? ONLRET	: 0) */
174 	/*	((l & 0x00000040) ? OFILL	: 0) */
175 	/*	((l & 0x00000080) ? OFDEL	: 0) */
176 	/*	((l & 0x00000100) ? NLDLY	: 0) */
177 	/*	((l & 0x00000100) ? NL1		: 0) */
178 	/*	((l & 0x00000600) ? CRDLY	: 0) */
179 	/*	((l & 0x00000200) ? CR1		: 0) */
180 	/*	((l & 0x00000400) ? CR2		: 0) */
181 	/*	((l & 0x00000600) ? CR3		: 0) */
182 	/*	((l & 0x00001800) ? TABDLY	: 0) */
183 	/*	((l & 0x00000800) ? TAB1	: 0) */
184 	/*	((l & 0x00001000) ? TAB2	: 0) */
185 	r |=	((l & 0x00001800) ? OXTABS	: 0);
186 	/*	((l & 0x00002000) ? BSDLY	: 0) */
187 	/*	((l & 0x00002000) ? BS1		: 0) */
188 	/*	((l & 0x00004000) ? VTDLY	: 0) */
189 	/*	((l & 0x00004000) ? VT1		: 0) */
190 	/*	((l & 0x00008000) ? FFDLY	: 0) */
191 	/*	((l & 0x00008000) ? FF1		: 0) */
192 	/*	((l & 0x00010000) ? PAGEOUT	: 0) */
193 	/*	((l & 0x00020000) ? WRAP	: 0) */
194 	bt->c_oflag = r;
195 
196 	l = st->c_cflag;
197 	switch (l & 0x00000030) {
198 	case 0:
199 		r = CS5;
200 		break;
201 	case 0x00000010:
202 		r = CS6;
203 		break;
204 	case 0x00000020:
205 		r = CS7;
206 		break;
207 	case 0x00000030:
208 		r = CS8;
209 		break;
210 	}
211 	r |=	((l & 0x00000040) ? CSTOPB	: 0);
212 	r |=	((l & 0x00000080) ? CREAD	: 0);
213 	r |= 	((l & 0x00000100) ? PARENB	: 0);
214 	r |=	((l & 0x00000200) ? PARODD	: 0);
215 	r |=	((l & 0x00000400) ? HUPCL	: 0);
216 	r |=	((l & 0x00000800) ? CLOCAL	: 0);
217 	/*	((l & 0x00001000) ? LOBLK	: 0) */
218 	r |=	((l & 0x80000000) ? (CRTS_IFLOW|CCTS_OFLOW) : 0);
219 	bt->c_cflag = r;
220 
221 	bt->c_ispeed = bt->c_ospeed = s2btab[l & 0x0000000f];
222 
223 	l = st->c_lflag;
224 	r = 	((l & 0x00000001) ? ISIG	: 0);
225 	r |=	((l & 0x00000002) ? ICANON	: 0);
226 	/*	((l & 0x00000004) ? XCASE	: 0) */
227 	r |=	((l & 0x00000008) ? ECHO	: 0);
228 	r |=	((l & 0x00000010) ? ECHOE	: 0);
229 	r |=	((l & 0x00000020) ? ECHOK	: 0);
230 	r |=	((l & 0x00000040) ? ECHONL	: 0);
231 	r |= 	((l & 0x00000080) ? NOFLSH	: 0);
232 	r |=	((l & 0x00000100) ? TOSTOP	: 0);
233 	r |=	((l & 0x00000200) ? ECHOCTL	: 0);
234 	r |=	((l & 0x00000400) ? ECHOPRT	: 0);
235 	r |=	((l & 0x00000800) ? ECHOKE	: 0);
236 	/*	((l & 0x00001000) ? DEFECHO	: 0) */
237 	r |=	((l & 0x00002000) ? FLUSHO	: 0);
238 	r |=	((l & 0x00004000) ? PENDIN	: 0);
239 	bt->c_lflag = r;
240 
241 	bt->c_cc[VINTR]    = EMUL_TO_NATIVE_CC(st->c_cc[0]);
242 	bt->c_cc[VQUIT]    = EMUL_TO_NATIVE_CC(st->c_cc[1]);
243 	bt->c_cc[VERASE]   = EMUL_TO_NATIVE_CC(st->c_cc[2]);
244 	bt->c_cc[VKILL]    = EMUL_TO_NATIVE_CC(st->c_cc[3]);
245 	bt->c_cc[VEOF]     = EMUL_TO_NATIVE_CC(st->c_cc[4]);
246 	bt->c_cc[VEOL]     = EMUL_TO_NATIVE_CC(st->c_cc[5]);
247 	bt->c_cc[VEOL2]    = EMUL_TO_NATIVE_CC(st->c_cc[6]);
248 	/* not present on NetBSD */
249 	/* bt->c_cc[VSWTCH]   = EMUL_TO_NATIVE_CC(st->c_cc[7]); */
250 	bt->c_cc[VSTART]   = EMUL_TO_NATIVE_CC(st->c_cc[10]);
251 	bt->c_cc[VSTOP]    = EMUL_TO_NATIVE_CC(st->c_cc[11]);
252 	bt->c_cc[VSUSP]    = EMUL_TO_NATIVE_CC(st->c_cc[12]);
253 	bt->c_cc[VDSUSP]   = EMUL_TO_NATIVE_CC(st->c_cc[13]);
254 	bt->c_cc[VREPRINT] = EMUL_TO_NATIVE_CC(st->c_cc[14]);
255 	bt->c_cc[VDISCARD] = EMUL_TO_NATIVE_CC(st->c_cc[15]);
256 	bt->c_cc[VWERASE]  = EMUL_TO_NATIVE_CC(st->c_cc[16]);
257 	bt->c_cc[VLNEXT]   = EMUL_TO_NATIVE_CC(st->c_cc[17]);
258 	bt->c_cc[VSTATUS]  = EMUL_TO_NATIVE_CC(st->c_cc[18]);
259 
260 #ifdef COMPAT_ULTRIX
261 	/* Ultrix termio/termios has real vmin/vtime */
262 	bt->c_cc[VMIN]	   = EMUL_TO_NATIVE_CC(st->c_cc[8]);
263 	bt->c_cc[VTIME]	   = EMUL_TO_NATIVE_CC(st->c_cc[9]);
264 #else
265 	/* if `raw mode', create native VMIN/VTIME from SunOS VEOF/VEOL */
266 	bt->c_cc[VMIN]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOF];
267 	bt->c_cc[VTIME]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOL];
268 #endif
269 
270 }
271 
272 /*
273  * Convert bsd termios to "sunos" emulated termios
274  */
275 static void
btios2stios(struct termios * bt,struct emul_termios * st)276 btios2stios(struct termios *bt, struct emul_termios *st)
277 {
278 	uint32_t l, r;
279 	int speed;
280 
281 	memset(st, 0, sizeof(*st));
282 
283 	l = bt->c_iflag;
284 	r = 	((l &  IGNBRK) ? 0x00000001	: 0);
285 	r |=	((l &  BRKINT) ? 0x00000002	: 0);
286 	r |=	((l &  IGNPAR) ? 0x00000004	: 0);
287 	r |=	((l &  PARMRK) ? 0x00000008	: 0);
288 	r |=	((l &   INPCK) ? 0x00000010	: 0);
289 	r |=	((l &  ISTRIP) ? 0x00000020	: 0);
290 	r |=	((l &   INLCR) ? 0x00000040	: 0);
291 	r |=	((l &   IGNCR) ? 0x00000080	: 0);
292 	r |=	((l &   ICRNL) ? 0x00000100	: 0);
293 	/*	((l &   IUCLC) ? 0x00000200	: 0) */
294 	r |=	((l &    IXON) ? 0x00000400	: 0);
295 	r |=	((l &   IXANY) ? 0x00000800	: 0);
296 	r |=	((l &   IXOFF) ? 0x00001000	: 0);
297 	r |=	((l & IMAXBEL) ? 0x00002000	: 0);
298 	st->c_iflag = r;
299 
300 	l = bt->c_oflag;
301 	r =	((l &   OPOST) ? 0x00000001	: 0);
302 	/*	((l &   OLCUC) ? 0x00000002	: 0) */
303 	r |=	((l &   ONLCR) ? 0x00000004	: 0);
304 	/*	((l &   OCRNL) ? 0x00000008	: 0) */
305 	/*	((l &   ONOCR) ? 0x00000010	: 0) */
306 	/*	((l &  ONLRET) ? 0x00000020	: 0) */
307 	/*	((l &   OFILL) ? 0x00000040	: 0) */
308 	/*	((l &   OFDEL) ? 0x00000080	: 0) */
309 	/*	((l &   NLDLY) ? 0x00000100	: 0) */
310 	/*	((l &     NL1) ? 0x00000100	: 0) */
311 	/*	((l &   CRDLY) ? 0x00000600	: 0) */
312 	/*	((l &     CR1) ? 0x00000200	: 0) */
313 	/*	((l &     CR2) ? 0x00000400	: 0) */
314 	/*	((l &     CR3) ? 0x00000600	: 0) */
315 	/*	((l &  TABDLY) ? 0x00001800	: 0) */
316 	/*	((l &    TAB1) ? 0x00000800	: 0) */
317 	/*	((l &    TAB2) ? 0x00001000	: 0) */
318 	r |=	((l &  OXTABS) ? 0x00001800	: 0);
319 	/*	((l &   BSDLY) ? 0x00002000	: 0) */
320 	/*	((l &     BS1) ? 0x00002000	: 0) */
321 	/*	((l &   VTDLY) ? 0x00004000	: 0) */
322 	/*	((l &     VT1) ? 0x00004000	: 0) */
323 	/*	((l &   FFDLY) ? 0x00008000	: 0) */
324 	/*	((l &     FF1) ? 0x00008000	: 0) */
325 	/*	((l & PAGEOUT) ? 0x00010000	: 0) */
326 	/*	((l &    WRAP) ? 0x00020000	: 0) */
327 	st->c_oflag = r;
328 
329 	l = bt->c_cflag;
330 	switch (l & CSIZE) {
331 	case CS5:
332 		r = 0;
333 		break;
334 	case CS6:
335 		r = 0x00000010;
336 		break;
337 	case CS7:
338 		r = 0x00000020;
339 		break;
340 	case CS8:
341 		r = 0x00000030;
342 		break;
343 	}
344 	r |=	((l &  CSTOPB) ? 0x00000040	: 0);
345 	r |=	((l &   CREAD) ? 0x00000080	: 0);
346 	r |=	((l &  PARENB) ? 0x00000100	: 0);
347 	r |=	((l &  PARODD) ? 0x00000200	: 0);
348 	r |=	((l &   HUPCL) ? 0x00000400	: 0);
349 	r |=	((l &  CLOCAL) ? 0x00000800	: 0);
350 	/*	((l &   LOBLK) ? 0x00001000	: 0) */
351 	r |=	((l & (CRTS_IFLOW|CCTS_OFLOW)) ? 0x80000000 : 0);
352 	st->c_cflag = r;
353 
354 	l = bt->c_lflag;
355 	r =	((l &    ISIG) ? 0x00000001	: 0);
356 	r |=	((l &  ICANON) ? 0x00000002	: 0);
357 	/*	((l &   XCASE) ? 0x00000004	: 0) */
358 	r |=	((l &    ECHO) ? 0x00000008	: 0);
359 	r |=	((l &   ECHOE) ? 0x00000010	: 0);
360 	r |=	((l &   ECHOK) ? 0x00000020	: 0);
361 	r |=	((l &  ECHONL) ? 0x00000040	: 0);
362 	r |=	((l &  NOFLSH) ? 0x00000080	: 0);
363 	r |=	((l &  TOSTOP) ? 0x00000100	: 0);
364 	r |=	((l & ECHOCTL) ? 0x00000200	: 0);
365 	r |=	((l & ECHOPRT) ? 0x00000400	: 0);
366 	r |=	((l &  ECHOKE) ? 0x00000800	: 0);
367 	/*	((l & DEFECHO) ? 0x00001000	: 0) */
368 	r |=	((l &  FLUSHO) ? 0x00002000	: 0);
369 	r |=	((l &  PENDIN) ? 0x00004000	: 0);
370 	st->c_lflag = r;
371 
372 	speed = ttspeedtab(bt->c_ospeed, sptab);
373 	if (speed != -1)
374 	    st->c_cflag |= speed;
375 
376 	st->c_cc[0] = NATIVE_TO_EMUL_CC(bt->c_cc[VINTR]);
377 	st->c_cc[1] = NATIVE_TO_EMUL_CC(bt->c_cc[VQUIT]);
378 	st->c_cc[2] = NATIVE_TO_EMUL_CC(bt->c_cc[VERASE]);
379 	st->c_cc[3] = NATIVE_TO_EMUL_CC(bt->c_cc[VKILL]);
380 	st->c_cc[4] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOF]);
381 	st->c_cc[5] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOL]);
382 	st->c_cc[6] = NATIVE_TO_EMUL_CC(bt->c_cc[VEOL2]);
383 
384 	/* XXX ultrix has a VSWTCH.  NetBSD does not. */
385 #ifdef notdef
386 	st->c_cc[7] = NATIVE_TO_EMUL_CC(bt->c_cc[VSWTCH]);
387 #else
388 	st->c_cc[7] = 0;
389 #endif
390 	st->c_cc[10] = NATIVE_TO_EMUL_CC(bt->c_cc[VSTART]);
391 	st->c_cc[11] = NATIVE_TO_EMUL_CC(bt->c_cc[VSTOP]);
392 	st->c_cc[12]= NATIVE_TO_EMUL_CC(bt->c_cc[VSUSP]);
393 	st->c_cc[13]= NATIVE_TO_EMUL_CC(bt->c_cc[VDSUSP]);
394 	st->c_cc[14]= NATIVE_TO_EMUL_CC(bt->c_cc[VREPRINT]);
395 	st->c_cc[15]= NATIVE_TO_EMUL_CC(bt->c_cc[VDISCARD]);
396 	st->c_cc[16]= NATIVE_TO_EMUL_CC(bt->c_cc[VWERASE]);
397 	st->c_cc[17]= NATIVE_TO_EMUL_CC(bt->c_cc[VLNEXT]);
398 	st->c_cc[18]= NATIVE_TO_EMUL_CC(bt->c_cc[VSTATUS]);
399 
400 #ifdef COMPAT_ULTRIX
401 	st->c_cc[8]= NATIVE_TO_EMUL_CC(bt->c_cc[VMIN]);
402 	st->c_cc[9]= NATIVE_TO_EMUL_CC(bt->c_cc[VTIME]);
403 #else
404 	if (!(bt->c_lflag & ICANON)) {
405 		/* SunOS stores VMIN/VTIME in VEOF/VEOL (if ICANON is off) */
406 		st->c_cc[4] = bt->c_cc[VMIN];
407 		st->c_cc[5] = bt->c_cc[VTIME];
408 	}
409 #endif
410 
411 #ifdef COMPAT_SUNOS
412 	st->c_line = 0;	/* 4.3bsd "old" line discipline */
413 #else
414 	st->c_line = 2;	/* 4.3bsd "new" line discipline, Ultrix default. */
415 #endif
416 }
417 
418 #define TERMIO_NCC 10	/* ultrix termio NCC is 10 */
419 
420 /*
421  * Convert emulated struct termios to termio(?)
422  */
423 static void
stios2stio(struct emul_termios * ts,struct emul_termio * t)424 stios2stio(struct emul_termios *ts, struct emul_termio *t)
425 {
426 
427 	memset(t, 0, sizeof(*t));
428 	t->c_iflag = ts->c_iflag;
429 	t->c_oflag = ts->c_oflag;
430 	t->c_cflag = ts->c_cflag;
431 	t->c_lflag = ts->c_lflag;
432 	t->c_line  = ts->c_line;
433 	memcpy(t->c_cc, ts->c_cc, TERMIO_NCC);
434 }
435 
436 /*
437  * Convert the other way
438  */
439 static void
stio2stios(struct emul_termio * t,struct emul_termios * ts)440 stio2stios(struct emul_termio *t, struct emul_termios *ts)
441 {
442 
443 	memset(ts, 0, sizeof(*t));
444 	ts->c_iflag = t->c_iflag;
445 	ts->c_oflag = t->c_oflag;
446 	ts->c_cflag = t->c_cflag;
447 	ts->c_lflag = t->c_lflag;
448 	ts->c_line  = t->c_line;
449 
450 	/* don't touch the upper fields! */
451 	memcpy(ts->c_cc, t->c_cc, TERMIO_NCC);
452 }
453 
454 static int
ultrix_do_ioctl(int fd,int cmd,void * arg,struct lwp * l)455 ultrix_do_ioctl(int fd, int cmd, void *arg, struct lwp *l)
456 {
457 	file_t *fp;
458 	int error;
459 
460 	if ((fp = fd_getfile(fd)) == NULL)
461 		return EBADF;
462 
463 	if ((fp->f_flag & (FREAD|FWRITE)) == 0)
464 		error = EBADF;
465 	else
466 		error = fp->f_ops->fo_ioctl(fp, cmd, arg);
467 	fd_putfile(fd);
468 	return error;
469 }
470 
471 int
ultrix_sys_ioctl(struct lwp * l,const struct ultrix_sys_ioctl_args * uap,register_t * retval)472 ultrix_sys_ioctl(struct lwp *l, const struct ultrix_sys_ioctl_args *uap,
473     register_t *retval)
474 {
475 	struct sys_ioctl_args ap;
476 	int error;
477 
478 	SCARG(&ap, fd) = SCARG(uap, fd);
479 	SCARG(&ap, data) = SCARG(uap, data);
480 	SCARG(&ap, com) = SCARG(uap, com);
481 	switch (SCARG(&ap, com)) {
482 	case _IOR('t', 0, int):
483 		SCARG(&ap, com) = TIOCGETD;
484 		break;
485 	case _IOW('t', 1, int):
486 	    {
487 		int disc;
488 
489 		error = copyin(SCARG(&ap, data), &disc, sizeof disc);
490 		if (error != 0)
491 			return error;
492 
493 		/* map SunOS NTTYDISC into our termios discipline */
494 		if (disc == 2)
495 			disc = 0;
496 		/* all other disciplines are not supported by NetBSD */
497 		if (disc)
498 			return ENXIO;
499 
500 		return ultrix_do_ioctl(SCARG(&ap, fd), TIOCSETD, &disc, l);
501 	    }
502 	case _IOW('t', 101, int):	/* sun SUNOS_TIOCSSOFTCAR */
503 	    {
504 		int x;	/* unused */
505 
506 		return copyin(SCARG(&ap, data), &x, sizeof x);
507 	    }
508 	case _IOR('t', 100, int):	/* sun SUNOS_TIOCSSOFTCAR */
509 	    {
510 		int x = 0;
511 
512 		return copyout(&x, SCARG(&ap, data), sizeof x);
513 	    }
514 	case _IO('t', 36): 		/* sun TIOCCONS, no parameters */
515 	    {
516 		int on = 1;
517 		return ultrix_do_ioctl(SCARG(&ap, fd), TIOCCONS, &on, l);
518 	    }
519 	case _IOW('t', 37, struct sunos_ttysize):
520 	    {
521 		struct winsize ws;
522 		struct sunos_ttysize ss;
523 
524 		error = ultrix_do_ioctl(SCARG(&ap, fd), TIOCGWINSZ, &ws, l);
525 		if (error != 0)
526 			return error;
527 
528 		if ((error = copyin(SCARG(&ap, data), &ss, sizeof(ss))) != 0)
529 			return error;
530 
531 		ws.ws_row = ss.ts_row;
532 		ws.ws_col = ss.ts_col;
533 
534 		return ultrix_do_ioctl(SCARG(&ap, fd), TIOCSWINSZ, &ws, l);
535 	    }
536 	case _IOW('t', 38, struct sunos_ttysize):
537 	    {
538 		struct winsize ws;
539 		struct sunos_ttysize ss;
540 
541 		error = ultrix_do_ioctl(SCARG(&ap, fd), TIOCGWINSZ, &ws, l);
542 		if (error != 0)
543 			return error;
544 
545 		memset(&ss, 0, sizeof(ss));
546 		ss.ts_row = ws.ws_row;
547 		ss.ts_col = ws.ws_col;
548 
549 		return copyout(&ss, SCARG(&ap, data), sizeof(ss));
550 	    }
551 	case _IOW('t', 118, int):
552 		SCARG(&ap, com) = TIOCSPGRP;
553 		break;
554 	case _IOR('t', 119, int):
555 		SCARG(&ap, com) = TIOCGPGRP;
556 		break;
557 
558 	/* Emulate termio or termios tcget() */
559 	case ULTRIX_TCGETA:
560 	case ULTRIX_TCGETS:
561 	    {
562 		struct termios bts;
563 		struct ultrix_termios sts;
564 		struct ultrix_termio st;
565 
566 		error = ultrix_do_ioctl(SCARG(&ap, fd), TIOCGETA, &bts, l);
567 		if (error != 0)
568 			return error;
569 
570 		btios2stios (&bts, &sts);
571 		if (SCARG(&ap, com) == ULTRIX_TCGETA) {
572 			stios2stio (&sts, &st);
573 			return copyout(&st, SCARG(&ap, data), sizeof(st));
574 		} else
575 			return copyout(&sts, SCARG(&ap, data), sizeof(sts));
576 		/*NOTREACHED*/
577 	    }
578 	/* Emulate termio tcset() */
579 	case ULTRIX_TCSETA:
580 	case ULTRIX_TCSETAW:
581 	case ULTRIX_TCSETAF:
582 	    {
583 		struct termios bts;
584 		struct ultrix_termios sts;
585 		struct ultrix_termio st;
586 		int result;
587 
588 		if ((error = copyin(SCARG(&ap, data), &st, sizeof(st))) != 0)
589 			return error;
590 
591 		/* get full BSD termios so we don't lose information */
592 		error = ultrix_do_ioctl(SCARG(&ap, fd), TIOCGETA, &bts, l);
593 		if (error != 0)
594 			return error;
595 
596 		/*
597 		 * convert to sun termios, copy in information from
598 		 * termio, and convert back, then set new values.
599 		 */
600 		btios2stios(&bts, &sts);
601 		stio2stios(&st, &sts);
602 		stios2btios(&sts, &bts);
603 
604 		/*
605 		 * map ioctl code: ultrix tcsets are numbered in reverse order
606 		 */
607 #ifdef notyet
608 		return ultrix_do_ioctl(SCARG(&ap, fd),
609 		    ULTRIX_TCSETA - SCARG(&ap, com) + TIOCSETA, &bts, l);
610 #else
611 		result = ultrix_do_ioctl(SCARG(&ap, fd),
612 		    ULTRIX_TCSETA - SCARG(&ap, com) + TIOCSETA, &bts, l);
613 		printf("ultrix TCSETA %lx returns %d\n",
614 		    ULTRIX_TCSETA - SCARG(&ap, com), result);
615 		return result;
616 #endif
617 
618 	    }
619 	/* Emulate termios tcset() */
620 	case ULTRIX_TCSETS:
621 	case ULTRIX_TCSETSW:
622 	case ULTRIX_TCSETSF:
623 	    {
624 		struct termios bts;
625 		struct ultrix_termios sts;
626 
627 		error = copyin(SCARG(&ap, data), &sts, sizeof(sts));
628 		if (error != 0)
629 			return error;
630 		stios2btios (&sts, &bts);
631 		return ultrix_do_ioctl(SCARG(&ap, fd),
632 		    ULTRIX_TCSETS - SCARG(&ap, com) + TIOCSETA, &bts, l);
633 	    }
634 /*
635  * Pseudo-tty ioctl translations.
636  */
637 	case _IOW('t', 32, int): {	/* TIOCTCNTL */
638 		int on;
639 
640 		error = copyin(SCARG(&ap, data), &on, sizeof(on));
641 		if (error != 0)
642 			return error;
643 		return ultrix_do_ioctl(SCARG(&ap, fd), TIOCUCNTL, &on, l);
644 	}
645 	case _IOW('t', 33, int): {	/* TIOCSIGNAL */
646 		int sig;
647 
648 		error = copyin(SCARG(&ap, data), &sig, sizeof(sig));
649 		if (error != 0)
650 			return error;
651 		return ultrix_do_ioctl(SCARG(&ap, fd), TIOCSIG, &sig, l);
652 	}
653 
654 /*
655  * Socket ioctl translations.
656  */
657 #define IN_TYPE(a, type_t) { \
658 	type_t localbuf; \
659 	if ((error = copyin(SCARG(&ap, data), \
660 				&localbuf, sizeof(type_t))) != 0) \
661 		return error; \
662 	return ultrix_do_ioctl(SCARG(&ap, fd), a, &localbuf, l); \
663 }
664 
665 #define INOUT_TYPE(a, type_t) { \
666 	type_t localbuf; \
667 	if ((error = copyin(SCARG(&ap, data), &localbuf,	\
668 			     sizeof(type_t))) != 0) \
669 		return error; \
670 	if ((error = ultrix_do_ioctl(SCARG(&ap, fd), a, &localbuf, l)) != 0) \
671 		return error; \
672 	return copyout(&localbuf, SCARG(&ap, data), sizeof(type_t)); \
673 }
674 
675 
676 #define IFREQ_IN(a) { \
677 	struct oifreq ifreq; \
678 	if ((error = copyin(SCARG(&ap, data), &ifreq, sizeof(ifreq))) != 0) \
679 		return error; \
680 	return ultrix_do_ioctl(SCARG(&ap, fd), a, &ifreq, l); \
681 }
682 
683 #define IFREQ_INOUT(a) { \
684 	struct oifreq ifreq; \
685 	if ((error = copyin(SCARG(&ap, data), &ifreq, sizeof(ifreq))) != 0) \
686 		return error; \
687 	if ((error = ultrix_do_ioctl(SCARG(&ap, fd), a, &ifreq, l)) != 0) \
688 		return error; \
689 	return copyout(&ifreq, SCARG(&ap, data), sizeof(ifreq)); \
690 }
691 
692 	case _IOW('i', 12, struct oifreq):
693 		/* SIOCSIFADDR */
694 		break;
695 
696 	case _IOWR('i', 13, struct oifreq):
697 		IFREQ_INOUT(OOSIOCGIFADDR);
698 
699 	case _IOW('i', 14, struct oifreq):
700 		/* SIOCSIFDSTADDR */
701 		break;
702 
703 	case _IOWR('i', 15, struct oifreq):
704 		IFREQ_INOUT(OOSIOCGIFDSTADDR);
705 
706 	case _IOW('i', 16, struct oifreq):
707 		/* SIOCSIFFLAGS */
708 		break;
709 
710 	case _IOWR('i', 17, struct oifreq):
711 		/* SIOCGIFFLAGS */
712 		break;
713 
714 	case _IOWR('i', 18, struct oifreq):
715 		IFREQ_INOUT(SIOCGIFBRDADDR);
716 
717 	case _IOWR('i', 19, struct oifreq):
718 		IFREQ_INOUT(SIOCSIFBRDADDR);
719 
720 	case _IOWR('i', 20, struct ifconf):	/* SIOCGIFCONF */
721 	    {
722 		struct ifconf ifconfarg;
723 
724 		/*
725 		 * XXX: two more problems
726 		 * 1. Our sockaddr's are variable length, not always
727 		 *    sizeof(sockaddr)
728 		 * 2. This returns a name per protocol, ie. it returns two
729 		 *    "lo0"'s
730 		 */
731 		error = copyin(SCARG(&ap, data), &ifconfarg,
732 		    sizeof(ifconfarg));
733 		if (error)
734 			return error;
735 
736 		error = ultrix_do_ioctl(SCARG(&ap, fd), OSIOCGIFCONF,
737 		    &ifconfarg, l);
738 		if (error)
739 			return error;
740 
741 		return copyout(&ifconfarg, SCARG(&ap, data),
742 		    sizeof(ifconfarg));
743 	    }
744 
745 
746 	case _IOWR('i', 21, struct oifreq):
747 		IFREQ_INOUT(OOSIOCGIFNETMASK);
748 
749 	case _IOW('i', 22, struct oifreq):
750 		IFREQ_IN(SIOCSIFNETMASK);
751 
752 	/* 23: _IOWR('i', 23, struct oifreq):  Ultrix SIOCSPHYADDR */
753 	/* 24: _IOWR('i', 24, struct oifreq):  Ultrix SIOCSADDMULTI */
754 	/* 25: _IOWR('i', 25, struct oifreq):  Ultrix SIOCSDELMULTI */
755 
756 	case _IOW('i',  26, struct oifreq):	/* SIOCSIFRDCTRS? */
757 	case _IOWR('i', 27, struct oifreq):	/* SIOCGIFZCTRS? */
758 	case _IOWR('i', 28, struct oifreq):	/* read physaddr ? */
759 		return EOPNOTSUPP;
760 
761 
762 	case _IOW('i', 30, struct arpreq):
763 		/* SIOCSARP */
764 		break;
765 
766 	case _IOWR('i', 31, struct arpreq):
767 		/* SIOCGARP */
768 		break;
769 
770 	case _IOW('i', 32, struct arpreq):
771 		/* SIOCDARP */
772 		break;
773 
774 	case _IOW('i', 40, struct oifreq):	/* SIOCARPREQ */
775 		return EOPNOTSUPP;
776 
777 	case _IOWR('i', 41, struct oifreq):
778 		IFREQ_INOUT(SIOCGIFMETRIC);
779 
780 	case _IOWR('i', 42, struct oifreq):
781 		IFREQ_IN(SIOCSIFMETRIC);
782 
783 	case _IOW('i', 44, struct oifreq):	/* SIOCSETSYNC */
784 	case _IOWR('i', 45, struct oifreq):	/* SIOCGETSYNC */
785 	case _IOWR('i', 46, struct oifreq):	/* SIOCSDSTATS */
786 	case _IOWR('i', 47, struct oifreq):	/* SIOCSESTATS */
787 	case _IOW('i', 48, int):		/* SIOCSPROMISC */
788 		return EOPNOTSUPP;
789 
790 	/* emulate for vat, vic tools */
791 	case _IOW('i', 49, struct oifreq):	/* SIOCADDMULTI */
792 	case _IOW('i', 50, struct oifreq):	/* SIOCDELMULTI */
793 		return EOPNOTSUPP;
794 
795 	}
796 	return sys_ioctl(l, &ap, retval);
797 }
798