xref: /netbsd-src/sys/compat/sunos/sunos_ioctl.c (revision bdc22b2e01993381dcefeff2bc9b56ca75a4235c)
1 /*	$NetBSD: sunos_ioctl.c,v 1.68 2016/10/08 15:48:07 maxv Exp $	*/
2 
3 /*
4  * Copyright (c) 1993 Markus Wild.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. The name of the author may not be used to endorse or promote products
13  *    derived from this software without specific prior written permission
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  *
26  * loosely from: Header: sunos_ioctl.c,v 1.7 93/05/28 04:40:43 torek Exp
27  */
28 
29 #include <sys/cdefs.h>
30 __KERNEL_RCSID(0, "$NetBSD: sunos_ioctl.c,v 1.68 2016/10/08 15:48:07 maxv Exp $");
31 
32 #include <sys/param.h>
33 #include <sys/proc.h>
34 #include <sys/systm.h>
35 #include <sys/file.h>
36 #include <sys/filedesc.h>
37 #include <sys/ioctl.h>
38 #include <sys/termios.h>
39 #include <sys/tty.h>
40 #include <sys/socket.h>
41 #include <sys/audioio.h>
42 #include <sys/vnode.h>
43 #include <sys/mount.h>
44 #include <sys/disklabel.h>
45 #include <sys/syscallargs.h>
46 
47 #include <miscfs/specfs/specdev.h>
48 
49 #include <net/if.h>
50 
51 #include <compat/sys/sockio.h>
52 
53 #include <dev/sun/disklabel.h>
54 
55 #include <compat/sunos/sunos.h>
56 #include <compat/sunos/sunos_syscallargs.h>
57 #include <compat/common/compat_util.h>
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 const 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 const 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 static void stios2btios(struct sunos_termios *, struct termios *);
106 static void btios2stios(struct termios *, struct sunos_termios *);
107 static void stios2stio(struct sunos_termios *, struct sunos_termio *);
108 static void stio2stios(struct sunos_termio *, struct sunos_termios *);
109 
110 /*
111  * These two conversion functions have mostly been done
112  * with some perl cut&paste, then hand-edited to comment
113  * out what doesn't exist under NetBSD.
114  * A note from Markus's code:
115  *	(l & BITMASK1) / BITMASK1 * BITMASK2  is translated
116  *	optimally by gcc m68k, much better than any ?: stuff.
117  *	Code may vary with different architectures of course.
118  *
119  * I don't know what optimizer you used, but seeing divu's and
120  * bfextu's in the m68k assembly output did not encourage me...
121  * as well, gcc on the sparc definitely generates much better
122  * code with `?:'.
123  */
124 
125 static void
126 stios2btios(struct sunos_termios *st, struct termios *bt)
127 {
128 	u_long l, r;
129 
130 	l = st->c_iflag;
131 	r = 	((l & 0x00000001) ? IGNBRK	: 0);
132 	r |=	((l & 0x00000002) ? BRKINT	: 0);
133 	r |=	((l & 0x00000004) ? IGNPAR	: 0);
134 	r |=	((l & 0x00000008) ? PARMRK	: 0);
135 	r |=	((l & 0x00000010) ? INPCK	: 0);
136 	r |=	((l & 0x00000020) ? ISTRIP	: 0);
137 	r |= 	((l & 0x00000040) ? INLCR	: 0);
138 	r |=	((l & 0x00000080) ? IGNCR	: 0);
139 	r |=	((l & 0x00000100) ? ICRNL	: 0);
140 	/*	((l & 0x00000200) ? IUCLC	: 0) */
141 	r |=	((l & 0x00000400) ? IXON	: 0);
142 	r |=	((l & 0x00000800) ? IXANY	: 0);
143 	r |=	((l & 0x00001000) ? IXOFF	: 0);
144 	r |=	((l & 0x00002000) ? IMAXBEL	: 0);
145 	bt->c_iflag = r;
146 
147 	l = st->c_oflag;
148 	r = 	((l & 0x00000001) ? OPOST	: 0);
149 	/*	((l & 0x00000002) ? OLCUC	: 0) */
150 	r |=	((l & 0x00000004) ? ONLCR	: 0);
151 	/*	((l & 0x00000008) ? OCRNL	: 0) */
152 	/*	((l & 0x00000010) ? ONOCR	: 0) */
153 	/*	((l & 0x00000020) ? ONLRET	: 0) */
154 	/*	((l & 0x00000040) ? OFILL	: 0) */
155 	/*	((l & 0x00000080) ? OFDEL	: 0) */
156 	/*	((l & 0x00000100) ? NLDLY	: 0) */
157 	/*	((l & 0x00000100) ? NL1		: 0) */
158 	/*	((l & 0x00000600) ? CRDLY	: 0) */
159 	/*	((l & 0x00000200) ? CR1		: 0) */
160 	/*	((l & 0x00000400) ? CR2		: 0) */
161 	/*	((l & 0x00000600) ? CR3		: 0) */
162 	/*	((l & 0x00001800) ? TABDLY	: 0) */
163 	/*	((l & 0x00000800) ? TAB1	: 0) */
164 	/*	((l & 0x00001000) ? TAB2	: 0) */
165 	r |=	((l & 0x00001800) ? OXTABS	: 0);
166 	/*	((l & 0x00002000) ? BSDLY	: 0) */
167 	/*	((l & 0x00002000) ? BS1		: 0) */
168 	/*	((l & 0x00004000) ? VTDLY	: 0) */
169 	/*	((l & 0x00004000) ? VT1		: 0) */
170 	/*	((l & 0x00008000) ? FFDLY	: 0) */
171 	/*	((l & 0x00008000) ? FF1		: 0) */
172 	/*	((l & 0x00010000) ? PAGEOUT	: 0) */
173 	/*	((l & 0x00020000) ? WRAP	: 0) */
174 	bt->c_oflag = r;
175 
176 	l = st->c_cflag;
177 	switch (l & 0x00000030) {
178 	case 0:
179 		r = CS5;
180 		break;
181 	case 0x00000010:
182 		r = CS6;
183 		break;
184 	case 0x00000020:
185 		r = CS7;
186 		break;
187 	case 0x00000030:
188 		r = CS8;
189 		break;
190 	}
191 	r |=	((l & 0x00000040) ? CSTOPB	: 0);
192 	r |=	((l & 0x00000080) ? CREAD	: 0);
193 	r |= 	((l & 0x00000100) ? PARENB	: 0);
194 	r |=	((l & 0x00000200) ? PARODD	: 0);
195 	r |=	((l & 0x00000400) ? HUPCL	: 0);
196 	r |=	((l & 0x00000800) ? CLOCAL	: 0);
197 	/*	((l & 0x00001000) ? LOBLK	: 0) */
198 	r |=	((l & 0x80000000) ? (CRTS_IFLOW|CCTS_OFLOW) : 0);
199 	bt->c_cflag = r;
200 
201 	bt->c_ispeed = bt->c_ospeed = s2btab[l & 0x0000000f];
202 
203 	l = st->c_lflag;
204 	r = 	((l & 0x00000001) ? ISIG	: 0);
205 	r |=	((l & 0x00000002) ? ICANON	: 0);
206 	/*	((l & 0x00000004) ? XCASE	: 0) */
207 	r |=	((l & 0x00000008) ? ECHO	: 0);
208 	r |=	((l & 0x00000010) ? ECHOE	: 0);
209 	r |=	((l & 0x00000020) ? ECHOK	: 0);
210 	r |=	((l & 0x00000040) ? ECHONL	: 0);
211 	r |= 	((l & 0x00000080) ? NOFLSH	: 0);
212 	r |=	((l & 0x00000100) ? TOSTOP	: 0);
213 	r |=	((l & 0x00000200) ? ECHOCTL	: 0);
214 	r |=	((l & 0x00000400) ? ECHOPRT	: 0);
215 	r |=	((l & 0x00000800) ? ECHOKE	: 0);
216 	/*	((l & 0x00001000) ? DEFECHO	: 0) */
217 	r |=	((l & 0x00002000) ? FLUSHO	: 0);
218 	r |=	((l & 0x00004000) ? PENDIN	: 0);
219 	bt->c_lflag = r;
220 
221 	bt->c_cc[VINTR]    = st->c_cc[0]  ? st->c_cc[0]  : _POSIX_VDISABLE;
222 	bt->c_cc[VQUIT]    = st->c_cc[1]  ? st->c_cc[1]  : _POSIX_VDISABLE;
223 	bt->c_cc[VERASE]   = st->c_cc[2]  ? st->c_cc[2]  : _POSIX_VDISABLE;
224 	bt->c_cc[VKILL]    = st->c_cc[3]  ? st->c_cc[3]  : _POSIX_VDISABLE;
225 	bt->c_cc[VEOF]     = st->c_cc[4]  ? st->c_cc[4]  : _POSIX_VDISABLE;
226 	bt->c_cc[VEOL]     = st->c_cc[5]  ? st->c_cc[5]  : _POSIX_VDISABLE;
227 	bt->c_cc[VEOL2]    = st->c_cc[6]  ? st->c_cc[6]  : _POSIX_VDISABLE;
228     /*	bt->c_cc[VSWTCH]   = st->c_cc[7]  ? st->c_cc[7]  : _POSIX_VDISABLE; */
229 	bt->c_cc[VSTART]   = st->c_cc[8]  ? st->c_cc[8]  : _POSIX_VDISABLE;
230 	bt->c_cc[VSTOP]    = st->c_cc[9]  ? st->c_cc[9]  : _POSIX_VDISABLE;
231 	bt->c_cc[VSUSP]    = st->c_cc[10] ? st->c_cc[10] : _POSIX_VDISABLE;
232 	bt->c_cc[VDSUSP]   = st->c_cc[11] ? st->c_cc[11] : _POSIX_VDISABLE;
233 	bt->c_cc[VREPRINT] = st->c_cc[12] ? st->c_cc[12] : _POSIX_VDISABLE;
234 	bt->c_cc[VDISCARD] = st->c_cc[13] ? st->c_cc[13] : _POSIX_VDISABLE;
235 	bt->c_cc[VWERASE]  = st->c_cc[14] ? st->c_cc[14] : _POSIX_VDISABLE;
236 	bt->c_cc[VLNEXT]   = st->c_cc[15] ? st->c_cc[15] : _POSIX_VDISABLE;
237 	bt->c_cc[VSTATUS]  = st->c_cc[16] ? st->c_cc[16] : _POSIX_VDISABLE;
238 
239 	/* if `raw mode', create native VMIN/VTIME from SunOS VEOF/VEOL */
240 	bt->c_cc[VMIN]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOF];
241 	bt->c_cc[VTIME]	   = (bt->c_lflag & ICANON) ? 1 : bt->c_cc[VEOL];
242 }
243 
244 
245 static void
246 btios2stios(struct termios *bt, struct sunos_termios *st)
247 {
248 	u_long l, r;
249 	int s;
250 
251 	l = bt->c_iflag;
252 	r = 	((l &  IGNBRK) ? 0x00000001	: 0);
253 	r |=	((l &  BRKINT) ? 0x00000002	: 0);
254 	r |=	((l &  IGNPAR) ? 0x00000004	: 0);
255 	r |=	((l &  PARMRK) ? 0x00000008	: 0);
256 	r |=	((l &   INPCK) ? 0x00000010	: 0);
257 	r |=	((l &  ISTRIP) ? 0x00000020	: 0);
258 	r |=	((l &   INLCR) ? 0x00000040	: 0);
259 	r |=	((l &   IGNCR) ? 0x00000080	: 0);
260 	r |=	((l &   ICRNL) ? 0x00000100	: 0);
261 	/*	((l &   IUCLC) ? 0x00000200	: 0) */
262 	r |=	((l &    IXON) ? 0x00000400	: 0);
263 	r |=	((l &   IXANY) ? 0x00000800	: 0);
264 	r |=	((l &   IXOFF) ? 0x00001000	: 0);
265 	r |=	((l & IMAXBEL) ? 0x00002000	: 0);
266 	st->c_iflag = r;
267 
268 	l = bt->c_oflag;
269 	r =	((l &   OPOST) ? 0x00000001	: 0);
270 	/*	((l &   OLCUC) ? 0x00000002	: 0) */
271 	r |=	((l &   ONLCR) ? 0x00000004	: 0);
272 	/*	((l &   OCRNL) ? 0x00000008	: 0) */
273 	/*	((l &   ONOCR) ? 0x00000010	: 0) */
274 	/*	((l &  ONLRET) ? 0x00000020	: 0) */
275 	/*	((l &   OFILL) ? 0x00000040	: 0) */
276 	/*	((l &   OFDEL) ? 0x00000080	: 0) */
277 	/*	((l &   NLDLY) ? 0x00000100	: 0) */
278 	/*	((l &     NL1) ? 0x00000100	: 0) */
279 	/*	((l &   CRDLY) ? 0x00000600	: 0) */
280 	/*	((l &     CR1) ? 0x00000200	: 0) */
281 	/*	((l &     CR2) ? 0x00000400	: 0) */
282 	/*	((l &     CR3) ? 0x00000600	: 0) */
283 	/*	((l &  TABDLY) ? 0x00001800	: 0) */
284 	/*	((l &    TAB1) ? 0x00000800	: 0) */
285 	/*	((l &    TAB2) ? 0x00001000	: 0) */
286 	r |=	((l &  OXTABS) ? 0x00001800	: 0);
287 	/*	((l &   BSDLY) ? 0x00002000	: 0) */
288 	/*	((l &     BS1) ? 0x00002000	: 0) */
289 	/*	((l &   VTDLY) ? 0x00004000	: 0) */
290 	/*	((l &     VT1) ? 0x00004000	: 0) */
291 	/*	((l &   FFDLY) ? 0x00008000	: 0) */
292 	/*	((l &     FF1) ? 0x00008000	: 0) */
293 	/*	((l & PAGEOUT) ? 0x00010000	: 0) */
294 	/*	((l &    WRAP) ? 0x00020000	: 0) */
295 	st->c_oflag = r;
296 
297 	l = bt->c_cflag;
298 	switch (l & CSIZE) {
299 	case CS5:
300 		r = 0;
301 		break;
302 	case CS6:
303 		r = 0x00000010;
304 		break;
305 	case CS7:
306 		r = 0x00000020;
307 		break;
308 	case CS8:
309 		r = 0x00000030;
310 		break;
311 	}
312 	r |=	((l &  CSTOPB) ? 0x00000040	: 0);
313 	r |=	((l &   CREAD) ? 0x00000080	: 0);
314 	r |=	((l &  PARENB) ? 0x00000100	: 0);
315 	r |=	((l &  PARODD) ? 0x00000200	: 0);
316 	r |=	((l &   HUPCL) ? 0x00000400	: 0);
317 	r |=	((l &  CLOCAL) ? 0x00000800	: 0);
318 	/*	((l &   LOBLK) ? 0x00001000	: 0) */
319 	r |=	((l & (CRTS_IFLOW|CCTS_OFLOW)) ? 0x80000000 : 0);
320 	st->c_cflag = r;
321 
322 	l = bt->c_lflag;
323 	r =	((l &    ISIG) ? 0x00000001	: 0);
324 	r |=	((l &  ICANON) ? 0x00000002	: 0);
325 	/*	((l &   XCASE) ? 0x00000004	: 0) */
326 	r |=	((l &    ECHO) ? 0x00000008	: 0);
327 	r |=	((l &   ECHOE) ? 0x00000010	: 0);
328 	r |=	((l &   ECHOK) ? 0x00000020	: 0);
329 	r |=	((l &  ECHONL) ? 0x00000040	: 0);
330 	r |=	((l &  NOFLSH) ? 0x00000080	: 0);
331 	r |=	((l &  TOSTOP) ? 0x00000100	: 0);
332 	r |=	((l & ECHOCTL) ? 0x00000200	: 0);
333 	r |=	((l & ECHOPRT) ? 0x00000400	: 0);
334 	r |=	((l &  ECHOKE) ? 0x00000800	: 0);
335 	/*	((l & DEFECHO) ? 0x00001000	: 0) */
336 	r |=	((l &  FLUSHO) ? 0x00002000	: 0);
337 	r |=	((l &  PENDIN) ? 0x00004000	: 0);
338 	st->c_lflag = r;
339 
340 	s = ttspeedtab(bt->c_ospeed, sptab);
341 	if (s >= 0)
342 		st->c_cflag |= s;
343 
344 	st->c_cc[0] = bt->c_cc[VINTR]   != _POSIX_VDISABLE? bt->c_cc[VINTR]:0;
345 	st->c_cc[1] = bt->c_cc[VQUIT]   != _POSIX_VDISABLE? bt->c_cc[VQUIT]:0;
346 	st->c_cc[2] = bt->c_cc[VERASE]  != _POSIX_VDISABLE? bt->c_cc[VERASE]:0;
347 	st->c_cc[3] = bt->c_cc[VKILL]   != _POSIX_VDISABLE? bt->c_cc[VKILL]:0;
348 	st->c_cc[4] = bt->c_cc[VEOF]    != _POSIX_VDISABLE? bt->c_cc[VEOF]:0;
349 	st->c_cc[5] = bt->c_cc[VEOL]    != _POSIX_VDISABLE? bt->c_cc[VEOL]:0;
350 	st->c_cc[6] = bt->c_cc[VEOL2]   != _POSIX_VDISABLE? bt->c_cc[VEOL2]:0;
351 	st->c_cc[7] = 0;
352 		/*    bt->c_cc[VSWTCH]  != _POSIX_VDISABLE? bt->c_cc[VSWTCH]: */
353 	st->c_cc[8] = bt->c_cc[VSTART]  != _POSIX_VDISABLE? bt->c_cc[VSTART]:0;
354 	st->c_cc[9] = bt->c_cc[VSTOP]   != _POSIX_VDISABLE? bt->c_cc[VSTOP]:0;
355 	st->c_cc[10]= bt->c_cc[VSUSP]   != _POSIX_VDISABLE? bt->c_cc[VSUSP]:0;
356 	st->c_cc[11]= bt->c_cc[VDSUSP]  != _POSIX_VDISABLE? bt->c_cc[VDSUSP]:0;
357 	st->c_cc[12]= bt->c_cc[VREPRINT]!= _POSIX_VDISABLE? bt->c_cc[VREPRINT]:0;
358 	st->c_cc[13]= bt->c_cc[VDISCARD]!= _POSIX_VDISABLE? bt->c_cc[VDISCARD]:0;
359 	st->c_cc[14]= bt->c_cc[VWERASE] != _POSIX_VDISABLE? bt->c_cc[VWERASE]:0;
360 	st->c_cc[15]= bt->c_cc[VLNEXT]  != _POSIX_VDISABLE? bt->c_cc[VLNEXT]:0;
361 	st->c_cc[16]= bt->c_cc[VSTATUS] != _POSIX_VDISABLE? bt->c_cc[VSTATUS]:0;
362 
363 	if (!(bt->c_lflag & ICANON)) {
364 		/* SunOS stores VMIN/VTIME in VEOF/VEOL (if ICANON is off) */
365 		st->c_cc[4] = bt->c_cc[VMIN];
366 		st->c_cc[5] = bt->c_cc[VTIME];
367 	}
368 
369 	st->c_line = 0;
370 }
371 
372 static void
373 stios2stio(struct sunos_termios *ts, struct sunos_termio *t)
374 {
375 	t->c_iflag = ts->c_iflag;
376 	t->c_oflag = ts->c_oflag;
377 	t->c_cflag = ts->c_cflag;
378 	t->c_lflag = ts->c_lflag;
379 	t->c_line  = ts->c_line;
380 	memcpy(t->c_cc, ts->c_cc, 8);
381 }
382 
383 static void
384 stio2stios(struct sunos_termio *t, struct sunos_termios *ts)
385 {
386 	ts->c_iflag = t->c_iflag;
387 	ts->c_oflag = t->c_oflag;
388 	ts->c_cflag = t->c_cflag;
389 	ts->c_lflag = t->c_lflag;
390 	ts->c_line  = t->c_line;
391 	memcpy(ts->c_cc, t->c_cc, 8); /* don't touch the upper fields! */
392 }
393 
394 int
395 sunos_sys_ioctl(struct lwp *l, const struct sunos_sys_ioctl_args *uap, register_t *retval)
396 {
397 	/* {
398 		int	fd;
399 		u_long	com;
400 		void *	data;
401 	} */
402 	file_t *fp;
403 	int (*ctl)(struct file *, u_long, void *);
404 	struct sys_ioctl_args pass_ua;
405 	int error;
406 
407 	if ((fp = fd_getfile(SCARG(uap, fd))) == NULL)
408 		return EBADF;
409 
410 	if ((fp->f_flag & (FREAD|FWRITE)) == 0) {
411 		error = EBADF;
412 		goto out;
413 	}
414 
415 	error = EPASSTHROUGH;
416 	SCARG(&pass_ua, com) = SCARG(uap, com);
417 	ctl = fp->f_ops->fo_ioctl;
418 
419 	switch (SCARG(uap, com)) {
420 	case _IOR('t', 0, int):
421 		SCARG(&pass_ua, com) = TIOCGETD;
422 		break;
423 	case _IOW('t', 1, int):
424 	    {
425 		int disc;
426 
427 		if ((error = copyin(SCARG(uap, data), (void *)&disc,
428 		    sizeof disc)) != 0)
429 			break;
430 
431 		/* map SunOS NTTYDISC into our termios discipline */
432 		if (disc == 2)
433 			disc = 0;
434 		/* all other disciplines are not supported by NetBSD */
435 		if (disc) {
436 			error = ENXIO;
437 			break;
438 		}
439 
440 		error = (*ctl)(fp, TIOCSETD, &disc);
441 	    }
442 	case _IOW('t', 101, int):	/* sun SUNOS_TIOCSSOFTCAR */
443 	    {
444 		int x;	/* unused */
445 
446 		error = copyin(SCARG(uap, data), (void *)&x, sizeof x);
447 		break;
448 	    }
449 	case _IOR('t', 100, int):	/* sun SUNOS_TIOCSSOFTCAR */
450 	    {
451 		int x = 0;
452 
453 		error = copyout((void *)&x, SCARG(uap, data), sizeof x);
454 		break;
455 	    }
456 	case _IO('t', 36): 		/* sun TIOCCONS, no parameters */
457 	    {
458 		int on = 1;
459 		error = (*ctl)(fp, TIOCCONS, &on);
460 		break;
461 	    }
462 	case _IOW('t', 37, struct sunos_ttysize):
463 	    {
464 		struct winsize ws;
465 		struct sunos_ttysize ss;
466 
467 		if ((error = (*ctl)(fp, TIOCGWINSZ, &ws)) != 0)
468 			break;
469 
470 		if ((error = copyin (SCARG(uap, data), &ss, sizeof (ss))) != 0)
471 			break;
472 
473 		ws.ws_row = ss.ts_row;
474 		ws.ws_col = ss.ts_col;
475 
476 		error = (*ctl)(fp, TIOCSWINSZ, &ws);
477 		break;
478 	    }
479 	case _IOW('t', 38, struct sunos_ttysize):
480 	    {
481 		struct winsize ws;
482 		struct sunos_ttysize ss;
483 
484 		if ((error = (*ctl)(fp, TIOCGWINSZ, &ws)) != 0)
485 			break;
486 
487 		ss.ts_row = ws.ws_row;
488 		ss.ts_col = ws.ws_col;
489 
490 		error = copyout((void *)&ss, SCARG(uap, data), sizeof (ss));
491 		break;
492 	    }
493 	case _IOR('t', 119, int):	/* TIOCGPGRP */
494 	    {
495 		int pgrp;
496 
497 		error = (*ctl)(fp, TIOCGPGRP, &pgrp);
498 		if (error == 0 && pgrp == 0)
499 			error = EIO;
500 		if (error)
501 			break;
502 		error = copyout((void *)&pgrp, SCARG(uap, data), sizeof(pgrp));
503 		break;
504 	    }
505 	case _IOW('t', 130, int):	/* TIOCSETPGRP: posix variant */
506 		SCARG(&pass_ua, com) = TIOCSPGRP;
507 		break;
508 	case _IOR('t', 131, int):	/* TIOCGETPGRP: posix variant */
509 	    {
510 		/*
511 		 * sigh, must do error translation on pty devices.  if the pgrp
512 		 * returned is 0 (and no error), we convert this to EIO, if it
513 		 * is on a pty.
514 		 */
515 		int pgrp;
516 		struct vnode *vp = NULL;
517 
518 		error = (*ctl)(fp, TIOCGPGRP, &pgrp);
519 		if (error) {
520 			if (fp->f_type == DTYPE_VNODE)
521 				vp = fp->f_vnode;
522 			if ((error == EIO || (error == 0 && pgrp == 0)) &&
523 			    vp != NULL &&
524 			    vp->v_type == VCHR &&
525 			    major(vp->v_rdev) == 21)
526 				error = ENOTTY;
527 			break;
528 		}
529 		error = copyout((void *)&pgrp, SCARG(uap, data), sizeof(pgrp));
530 		break;
531 	    }
532 	case _IO('t', 132):
533 		SCARG(&pass_ua, com) = TIOCSCTTY;
534 		break;
535 	case SUNOS_TCGETA:
536 	case SUNOS_TCGETS:
537 	    {
538 		struct termios bts;
539 		struct sunos_termios sts;
540 		struct sunos_termio st;
541 
542 		if ((error = (*ctl)(fp, TIOCGETA, &bts)) != 0)
543 			break;
544 
545 		btios2stios (&bts, &sts);
546 		if (SCARG(uap, com) == SUNOS_TCGETA) {
547 			stios2stio (&sts, &st);
548 			error = copyout((void *)&st, SCARG(uap, data),
549 			    sizeof (st));
550 		} else
551 			error = copyout((void *)&sts, SCARG(uap, data),
552 			    sizeof (sts));
553 		break;
554 	    }
555 	case SUNOS_TCSETA:
556 	case SUNOS_TCSETAW:
557 	case SUNOS_TCSETAF:
558 	    {
559 		struct termios bts;
560 		struct sunos_termios sts;
561 		struct sunos_termio st;
562 
563 		if ((error = copyin(SCARG(uap, data), &st, sizeof (st))) != 0)
564 			break;
565 
566 		/* get full BSD termios so we don't lose information */
567 		if ((error = (*ctl)(fp, TIOCGETA, &bts)) != 0)
568 			break;
569 
570 		/*
571 		 * convert to sun termios, copy in information from
572 		 * termio, and convert back, then set new values.
573 		 */
574 		btios2stios(&bts, &sts);
575 		stio2stios(&st, &sts);
576 		stios2btios(&sts, &bts);
577 
578 		error = (*ctl)(fp, SCARG(uap, com) - SUNOS_TCSETA + TIOCSETA,
579 		    &bts);
580 		break;
581 	    }
582 	case SUNOS_TCSETS:
583 	case SUNOS_TCSETSW:
584 	case SUNOS_TCSETSF:
585 	    {
586 		struct termios bts;
587 		struct sunos_termios sts;
588 
589 		if ((error = copyin (SCARG(uap, data), (void *)&sts,
590 		    sizeof (sts))) != 0)
591 			break;
592 		stios2btios (&sts, &bts);
593 		error = (*ctl)(fp, SCARG(uap, com) - SUNOS_TCSETS + TIOCSETA,
594 		    &bts);
595 		break;
596 	    }
597 /*
598  * Pseudo-tty ioctl translations.
599  */
600 	case _IOW('t', 32, int): {	/* TIOCTCNTL */
601 		int on;
602 
603 		error = copyin (SCARG(uap, data), (void *)&on, sizeof (on));
604 		if (error)
605 			break;
606 		error = (*ctl)(fp, TIOCUCNTL, &on);
607 		break;
608 	}
609 	case _IOW('t', 33, int): {	/* TIOCSIGNAL */
610 		int sig;
611 
612 		error = copyin (SCARG(uap, data), (void *)&sig, sizeof (sig));
613 		if (error)
614 			break;
615 		error = (*ctl)(fp, TIOCSIG, &sig);
616 		break;
617 	}
618 
619 /*
620  * Socket ioctl translations.
621  */
622 #define IFREQ_IN(a) { \
623 	struct oifreq ifreq; \
624 	error = copyin (SCARG(uap, data), (void *)&ifreq, sizeof (ifreq)); \
625 	if (error) \
626 		break; \
627 	error = (*ctl)(fp, a, &ifreq); \
628 	break; \
629 }
630 #define IFREQ_INOUT(a) { \
631 	struct oifreq ifreq; \
632 	error = copyin (SCARG(uap, data), (void *)&ifreq, sizeof (ifreq)); \
633 	if (error) \
634 		break; \
635 	if ((error = (*ctl)(fp, a, &ifreq)) != 0) \
636 		break; \
637 	error = copyout ((void *)&ifreq, SCARG(uap, data), sizeof (ifreq)); \
638 	break; \
639 }
640 
641 	case _IOW('i', 12, struct oifreq):	/* SIOCSIFADDR */
642 	case _IOW('i', 14, struct oifreq):	/* SIOCSIFDSTADDR */
643 	case _IOW('i', 16, struct oifreq):	/* SIOCSIFFLAGS */
644 	case _IOWR('i', 17, struct oifreq):	/* SIOCGIFFLAGS */
645 	case _IOW('i', 30, struct arpreq):	/* SIOCSARP */
646 	case _IOWR('i', 31, struct arpreq):	/* SIOCGARP */
647 	case _IOW('i', 32, struct arpreq):	/* SIOCDARP */
648 		break;
649 
650 	case _IOWR('i', 13, struct oifreq):
651 		IFREQ_INOUT(OOSIOCGIFADDR);
652 
653 	case _IOWR('i', 15, struct oifreq):
654 		IFREQ_INOUT(OOSIOCGIFDSTADDR);
655 
656 	case _IOW('i', 21, struct oifreq):
657 		IFREQ_IN(SIOCSIFMTU);
658 
659 	case _IOWR('i', 22, struct oifreq):
660 		IFREQ_INOUT(SIOCGIFMTU);
661 
662 	case _IOWR('i', 23, struct oifreq):
663 		IFREQ_INOUT(SIOCGIFBRDADDR);
664 
665 	case _IOW('i', 24, struct oifreq):
666 		IFREQ_IN(SIOCSIFBRDADDR);
667 
668 	case _IOWR('i', 25, struct oifreq):
669 		IFREQ_INOUT(OOSIOCGIFNETMASK);
670 
671 	case _IOW('i', 26, struct oifreq):
672 		IFREQ_IN(SIOCSIFNETMASK);
673 
674 	case _IOWR('i', 27, struct oifreq):
675 		IFREQ_INOUT(SIOCGIFMETRIC);
676 
677 	case _IOWR('i', 28, struct oifreq):
678 		IFREQ_IN(SIOCSIFMETRIC);
679 
680 	case _IOW('i', 18, struct oifreq):	/* SIOCSIFMEM */
681 	case _IOWR('i', 19, struct oifreq):	/* SIOCGIFMEM */
682 	case _IOW('i', 40, struct oifreq):	/* SIOCUPPER */
683 	case _IOW('i', 41, struct oifreq):	/* SIOCLOWER */
684 	case _IOW('i', 44, struct oifreq):	/* SIOCSETSYNC */
685 	case _IOWR('i', 45, struct oifreq):	/* SIOCGETSYNC */
686 	case _IOWR('i', 46, struct oifreq):	/* SIOCSDSTATS */
687 	case _IOWR('i', 47, struct oifreq):	/* SIOCSESTATS */
688 	case _IOW('i', 48, int):		/* SIOCSPROMISC */
689 	case _IOW('i', 49, struct oifreq):	/* SIOCADDMULTI */
690 	case _IOW('i', 50, struct oifreq):	/* SIOCDELMULTI */
691 		error = EOPNOTSUPP;
692 		break;
693 
694 	case _IOWR('i', 20, struct oifconf):	/* SIOCGIFCONF */
695 	    {
696 		struct oifconf ifc;
697 
698 		/*
699 		 * XXX: two more problems
700 		 * 1. our sockaddr's are variable length, not always sizeof(sockaddr)
701 		 * 2. this returns a name per protocol, ie. it returns two "lo0"'s
702 		 */
703 		error = copyin (SCARG(uap, data), &ifc, sizeof (ifc));
704 		if (error)
705 			break;
706 		error = (*ctl)(fp, OOSIOCGIFCONF, &ifc);
707 		if (error)
708 			break;
709 		error = copyout ((void *)&ifc, SCARG(uap, data),
710 		    sizeof (ifc));
711 		break;
712 	    }
713 
714 /*
715  * Audio ioctl translations.
716  */
717 	case _IOR('A', 1, struct sunos_audio_info):	/* AUDIO_GETINFO */
718 	sunos_au_getinfo:
719 	    {
720 		struct audio_info aui;
721 		struct sunos_audio_info sunos_aui;
722 
723 		error = (*ctl)(fp, AUDIO_GETINFO, &aui);
724 		if (error)
725 			break;
726 
727 		sunos_aui.play = *(struct sunos_audio_prinfo *)&aui.play;
728 		sunos_aui.record = *(struct sunos_audio_prinfo *)&aui.record;
729 
730 		/* `avail_ports' is `seek' in BSD */
731 		sunos_aui.play.avail_ports = AUDIO_SPEAKER | AUDIO_HEADPHONE;
732 		sunos_aui.record.avail_ports = AUDIO_SPEAKER | AUDIO_HEADPHONE;
733 
734 		sunos_aui.play.waiting = 0;
735 		sunos_aui.record.waiting = 0;
736 		sunos_aui.play.eof = 0;
737 		sunos_aui.record.eof = 0;
738 		sunos_aui.monitor_gain = 0; /* aui.__spare; XXX */
739 		/*XXXsunos_aui.output_muted = 0;*/
740 		/*XXX*/sunos_aui.reserved[0] = 0;
741 		/*XXX*/sunos_aui.reserved[1] = 0;
742 		/*XXX*/sunos_aui.reserved[2] = 0;
743 		/*XXX*/sunos_aui.reserved[3] = 0;
744 
745 		error = copyout ((void *)&sunos_aui, SCARG(uap, data),
746 				sizeof (sunos_aui));
747 		break;
748 	    }
749 
750 	case _IOWR('A', 2, struct sunos_audio_info):	/* AUDIO_SETINFO */
751 	    {
752 		struct audio_info aui;
753 		struct sunos_audio_info sunos_aui;
754 
755 		error = copyin (SCARG(uap, data), (void *)&sunos_aui,
756 		    sizeof (sunos_aui));
757 		if (error)
758 			break;
759 
760 		aui.play = *(struct audio_prinfo *)&sunos_aui.play;
761 		aui.record = *(struct audio_prinfo *)&sunos_aui.record;
762 		/* aui.__spare = sunos_aui.monitor_gain; */
763 		aui.blocksize = ~0;
764 		aui.hiwat = ~0;
765 		aui.lowat = ~0;
766 		/* XXX somebody check this please. - is: aui.backlog = ~0; */
767 		aui.mode = ~0;
768 		/*
769 		 * The bsd driver does not distinguish between paused and
770 		 * active. (In the sun driver, not active means samples are
771 		 * not output at all, but paused means the last streams buffer
772 		 * is drained and then output stops.)  If either are 0, then
773 		 * when stop output. Otherwise, if either are non-zero,
774 		 * we resume.
775 		 */
776 		if (sunos_aui.play.pause == 0 || sunos_aui.play.active == 0)
777 			aui.play.pause = 0;
778 		else if (sunos_aui.play.pause != (u_char)~0 ||
779 			 sunos_aui.play.active != (u_char)~0)
780 			aui.play.pause = 1;
781 		if (sunos_aui.record.pause == 0 || sunos_aui.record.active == 0)
782 			aui.record.pause = 0;
783 		else if (sunos_aui.record.pause != (u_char)~0 ||
784 			 sunos_aui.record.active != (u_char)~0)
785 			aui.record.pause = 1;
786 
787 		error = (*ctl)(fp, AUDIO_SETINFO, &aui);
788 		if (error)
789 			break;
790 		/* Return new state */
791 		goto sunos_au_getinfo;
792 	    }
793 	case _IO('A', 3):	/* AUDIO_DRAIN */
794 		error = (*ctl)(fp, AUDIO_DRAIN, NULL);
795 		break;
796 	case _IOR('A', 4, int):	/* AUDIO_GETDEV */
797 	    {
798 		int devtype = SUNOS_AUDIO_DEV_AMD;
799 		error = copyout ((void *)&devtype, SCARG(uap, data),
800 				sizeof (devtype));
801 		break;
802 	    }
803 
804 /*
805  * Selected streams ioctls.
806  */
807 #define SUNOS_S_FLUSHR		1
808 #define SUNOS_S_FLUSHW		2
809 #define SUNOS_S_FLUSHRW		3
810 
811 #define SUNOS_S_INPUT		1
812 #define SUNOS_S_HIPRI		2
813 #define SUNOS_S_OUTPUT		4
814 #define SUNOS_S_MSG		8
815 
816 	case _IO('S', 5):	/* I_FLUSH */
817 	    {
818 		int tmp = 0;
819 		switch ((int)(u_long)SCARG(uap, data)) {
820 		case SUNOS_S_FLUSHR:	tmp = FREAD; break;
821 		case SUNOS_S_FLUSHW:	tmp = FWRITE; break;
822 		case SUNOS_S_FLUSHRW:	tmp = FREAD|FWRITE; break;
823 		}
824                 error = (*ctl)(fp, TIOCFLUSH, &tmp);
825 		break;
826 	    }
827 	case _IO('S', 9):	/* I_SETSIG */
828 	    {
829 		int on = 1;
830 		if (((int)(u_long)SCARG(uap, data) &
831 			(SUNOS_S_HIPRI|SUNOS_S_INPUT)) == SUNOS_S_HIPRI) {
832 			error = EOPNOTSUPP;
833 			break;
834 		}
835                 error = (*ctl)(fp, FIOASYNC, &on);
836 		break;
837 	    }
838 	/*
839 	 * SunOS disk ioctls, taken from arch/sparc/sparc/disksubr.c
840 	 * (which was from the old sparc/scsi/sun_disklabel.c), and
841 	 * modified to suite.
842 	 */
843 	case SUN_DKIOCGGEOM:
844             {
845 		struct disklabel dl;
846 
847 		error = (*ctl)(fp, DIOCGDINFO, &dl);
848 		if (error)
849 			break;
850 
851 #define datageom	((struct sun_dkgeom *)SCARG(uap, data))
852 		memset(SCARG(uap, data), 0, sizeof(*datageom));
853 
854 		datageom->sdkc_ncylinders = dl.d_ncylinders;
855 		datageom->sdkc_acylinders = dl.d_acylinders;
856 		datageom->sdkc_ntracks = dl.d_ntracks;
857 		datageom->sdkc_nsectors = dl.d_nsectors;
858 		datageom->sdkc_interleave = dl.d_interleave;
859 		datageom->sdkc_sparespercyl = dl.d_sparespercyl;
860 		datageom->sdkc_rpm = dl.d_rpm;
861 		datageom->sdkc_pcylinders = dl.d_ncylinders + dl.d_acylinders;
862 #undef datageom
863 		break;
864 	    }
865 
866 	case SUN_DKIOCINFO:
867 		/* Homey don't do DKIOCINFO */
868 		memset(SCARG(uap, data), 0, sizeof(struct sun_dkctlr));
869 		break;
870 
871 	case SUN_DKIOCGPART:
872             {
873 		struct partinfo pi;
874 		struct disklabel label;
875 
876 		error = (*ctl)(fp, DIOCGDINFO, &label);
877 		if (error)
878 			break;
879 		error = (*ctl)(fp, DIOCGPARTINFO, &pi);
880 		if (error)
881 			break;
882 
883 		if (label.d_secpercyl == 0) {
884 			error = ERANGE;	/* XXX */
885 			break;
886 		}
887 		if (pi.pi_offset % label.d_secpercyl != 0) {
888 			error = ERANGE;	/* XXX */
889 			break;
890 		}
891 
892 #define datapart	((struct sun_dkpart *)SCARG(uap, data))
893 		datapart->sdkp_cyloffset = pi.pi_offset / label.d_secpercyl;
894 		datapart->sdkp_nsectors = pi.pi_size;
895 #undef datapart
896 		break;
897 	    }
898 
899 	}
900 
901 out:
902 	fd_putfile(SCARG(uap, fd));
903 	if (error == EPASSTHROUGH) {
904 		SCARG(&pass_ua, fd) = SCARG(uap, fd);
905 		SCARG(&pass_ua, data) = SCARG(uap, data);
906 		error = sys_ioctl(l, &pass_ua, retval);
907 	}
908 	return (error);
909 }
910 
911 /* SunOS fcntl(2) cmds not implemented */
912 #define SUN_F_RGETLK	10
913 #define SUN_F_RSETLK	11
914 #define SUN_F_CNVT	12
915 #define SUN_F_RSETLKW	13
916 
917 /* SunOS flock translation */
918 struct sunos_flock {
919 	short	l_type;
920 	short	l_whence;
921 	long	l_start;
922 	long	l_len;
923 	short	l_pid;
924 	short	l_xxx;
925 };
926 
927 static void bsd_to_sunos_flock(struct flock *, struct sunos_flock *);
928 static void sunos_to_bsd_flock(struct sunos_flock *, struct flock *);
929 
930 #define SUNOS_F_RDLCK	1
931 #define	SUNOS_F_WRLCK	2
932 #define SUNOS_F_UNLCK	3
933 
934 static void
935 bsd_to_sunos_flock(struct flock *iflp, struct sunos_flock *oflp)
936 {
937 	switch (iflp->l_type) {
938 	case F_RDLCK:
939 		oflp->l_type = SUNOS_F_RDLCK;
940 		break;
941 	case F_WRLCK:
942 		oflp->l_type = SUNOS_F_WRLCK;
943 		break;
944 	case F_UNLCK:
945 		oflp->l_type = SUNOS_F_UNLCK;
946 		break;
947 	default:
948 		oflp->l_type = -1;
949 		break;
950 	}
951 
952 	oflp->l_whence = (short) iflp->l_whence;
953 	oflp->l_start = (long) iflp->l_start;
954 	oflp->l_len = (long) iflp->l_len;
955 	oflp->l_pid = (short) iflp->l_pid;
956 	oflp->l_xxx = 0;
957 }
958 
959 
960 static void
961 sunos_to_bsd_flock(struct sunos_flock *iflp, struct flock *oflp)
962 {
963 	switch (iflp->l_type) {
964 	case SUNOS_F_RDLCK:
965 		oflp->l_type = F_RDLCK;
966 		break;
967 	case SUNOS_F_WRLCK:
968 		oflp->l_type = F_WRLCK;
969 		break;
970 	case SUNOS_F_UNLCK:
971 		oflp->l_type = F_UNLCK;
972 		break;
973 	default:
974 		oflp->l_type = -1;
975 		break;
976 	}
977 
978 	oflp->l_whence = iflp->l_whence;
979 	oflp->l_start = (off_t) iflp->l_start;
980 	oflp->l_len = (off_t) iflp->l_len;
981 	oflp->l_pid = (pid_t) iflp->l_pid;
982 
983 }
984 static struct {
985 	long	sun_flg;
986 	long	bsd_flg;
987 } sunfcntl_flgtab[] = {
988 	/* F_[GS]ETFLags that differ: */
989 #define SUN_FSETBLK	0x0010
990 #define SUN_SHLOCK	0x0080
991 #define SUN_EXLOCK	0x0100
992 #define SUN_FNBIO	0x1000
993 #define SUN_FSYNC	0x2000
994 #define SUN_NONBLOCK	0x4000
995 #define SUN_FNOCTTY	0x8000
996 	{ SUN_NONBLOCK, O_NONBLOCK },
997 	{ SUN_FNBIO, O_NONBLOCK },
998 	{ SUN_SHLOCK, O_SHLOCK },
999 	{ SUN_EXLOCK, O_EXLOCK },
1000 	{ SUN_FSYNC, O_FSYNC },
1001 	{ SUN_FSETBLK, 0 },
1002 	{ SUN_FNOCTTY, 0 }
1003 };
1004 
1005 int
1006 sunos_sys_fcntl(struct lwp *l, const struct sunos_sys_fcntl_args *uap, register_t *retval)
1007 {
1008 	long flg;
1009 	int n, ret;
1010 	struct sys_fcntl_args bsd_ua;
1011 
1012 	SCARG(&bsd_ua, fd) = SCARG(uap, fd);
1013 	SCARG(&bsd_ua, cmd) = SCARG(uap, cmd);
1014 	SCARG(&bsd_ua, arg) = SCARG(uap, arg);
1015 
1016 
1017 	switch (SCARG(uap, cmd)) {
1018 	case F_SETFL:
1019 		flg = (long)SCARG(uap, arg);
1020 		n = sizeof(sunfcntl_flgtab) / sizeof(sunfcntl_flgtab[0]);
1021 		while (--n >= 0) {
1022 			if (flg & sunfcntl_flgtab[n].sun_flg) {
1023 				flg &= ~sunfcntl_flgtab[n].sun_flg;
1024 				flg |= sunfcntl_flgtab[n].bsd_flg;
1025 			}
1026 		}
1027 		SCARG(&bsd_ua, arg) = (void *)flg;
1028 		break;
1029 
1030 	case F_GETLK:
1031 	case F_SETLK:
1032 	case F_SETLKW:
1033 		{
1034 			int error;
1035 			struct sunos_flock	 ifl;
1036 			struct flock		 fl;
1037 
1038 			error = copyin(SCARG(uap, arg), &ifl, sizeof ifl);
1039 			if (error)
1040 				return error;
1041 			sunos_to_bsd_flock(&ifl, &fl);
1042 
1043 			error = do_fcntl_lock(SCARG(uap, fd), SCARG(uap, cmd), &fl);
1044 			if (error)
1045 				return error;
1046 
1047 			if (error || SCARG(uap, cmd) != F_GETLK)
1048 				return error;
1049 
1050 			bsd_to_sunos_flock(&fl, &ifl);
1051 
1052 			return copyout(&ifl, SCARG(uap, arg), sizeof ifl);
1053 		}
1054 		break;
1055 	case SUN_F_RGETLK:
1056 	case SUN_F_RSETLK:
1057 	case SUN_F_CNVT:
1058 	case SUN_F_RSETLKW:
1059 		return (EOPNOTSUPP);
1060 
1061 	default:
1062 		break;
1063 	}
1064 
1065 	ret = sys_fcntl(l, &bsd_ua, retval);
1066 
1067 	switch (SCARG(&bsd_ua, cmd)) {
1068 	case F_GETFL:
1069 		n = sizeof(sunfcntl_flgtab) / sizeof(sunfcntl_flgtab[0]);
1070 		while (--n >= 0) {
1071 			if (ret & sunfcntl_flgtab[n].bsd_flg) {
1072 				ret &= ~sunfcntl_flgtab[n].bsd_flg;
1073 				ret |= sunfcntl_flgtab[n].sun_flg;
1074 			}
1075 		}
1076 		break;
1077 	default:
1078 		break;
1079 	}
1080 
1081 	return (ret);
1082 }
1083