xref: /netbsd-src/sys/compat/netbsd32/netbsd32_ioctl.c (revision 404ee5b9334f618040b6cdef96a0ff35a6fc4636)
1 /*	$NetBSD: netbsd32_ioctl.c,v 1.106 2019/11/18 04:17:08 rin Exp $	*/
2 
3 /*
4  * Copyright (c) 1998, 2001 Matthew R. Green
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. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
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,
21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 /*
30  * handle ioctl conversions from netbsd32 -> 64-bit kernel
31  */
32 
33 #include <sys/cdefs.h>
34 __KERNEL_RCSID(0, "$NetBSD: netbsd32_ioctl.c,v 1.106 2019/11/18 04:17:08 rin Exp $");
35 
36 #if defined(_KERNEL_OPT)
37 #include "opt_ntp.h"
38 #endif
39 
40 #include <sys/param.h>
41 #include <sys/systm.h>
42 #include <sys/filedesc.h>
43 #include <sys/ioctl.h>
44 #include <sys/file.h>
45 #include <sys/proc.h>
46 #include <sys/socketvar.h>
47 #include <sys/audioio.h>
48 #include <sys/disklabel.h>
49 #include <sys/dkio.h>
50 #include <sys/ataio.h>
51 #include <sys/sockio.h>
52 #include <sys/socket.h>
53 #include <sys/ttycom.h>
54 #include <sys/mount.h>
55 #include <sys/syscallargs.h>
56 #include <sys/ktrace.h>
57 #include <sys/kmem.h>
58 #include <sys/envsys.h>
59 #include <sys/wdog.h>
60 #include <sys/clockctl.h>
61 #include <sys/exec_elf.h>
62 #include <sys/ksyms.h>
63 #include <sys/drvctlio.h>
64 #include <sys/compat_stub.h>
65 
66 #ifdef __sparc__
67 #include <dev/sun/fbio.h>
68 #include <machine/openpromio.h>
69 #endif
70 
71 #include <net/if.h>
72 #include <net/route.h>
73 
74 #include <net/if_pppoe.h>
75 #include <net/if_sppp.h>
76 
77 #include <net/bpf.h>
78 #include <netinet/in.h>
79 #include <netinet/in_var.h>
80 #include <netinet/igmp.h>
81 #include <netinet/igmp_var.h>
82 #include <netinet/ip_mroute.h>
83 
84 #include <compat/sys/sockio.h>
85 
86 #include <compat/netbsd32/netbsd32.h>
87 #include <compat/netbsd32/netbsd32_ioctl.h>
88 #include <compat/netbsd32/netbsd32_syscallargs.h>
89 #include <compat/netbsd32/netbsd32_conv.h>
90 
91 #include <dev/vndvar.h>
92 
93 /* convert to/from different structures */
94 
95 #if 0
96 static inline void
97 netbsd32_to_format_op(struct netbsd32_format_op *s32p,
98     struct format_op *p, u_long cmd)
99 {
100 
101 	p->df_buf = (char *)NETBSD32PTR64(s32p->df_buf);
102 	p->df_count = s32p->df_count;
103 	p->df_startblk = s32p->df_startblk;
104 	memcpy(p->df_reg, s32p->df_reg, sizeof(s32p->df_reg));
105 }
106 #endif
107 
108 static inline void
109 netbsd32_to_ifreq(struct netbsd32_ifreq *s32p, struct ifreq *p, u_long cmd)
110 {
111 
112 	memcpy(p, s32p, sizeof *s32p);
113 	/*
114 	 * XXX
115 	 * struct ifreq says the same, but sometimes the ifr_data
116 	 * union member needs to be converted to 64 bits... this
117 	 * is very driver specific and so we ignore it for now..
118 	 */
119 	switch (cmd) {
120 	case SIOCGIFDATA:
121 	case SIOCZIFDATA:
122 	case SIOCGIFGENERIC:
123 	case SIOCSIFGENERIC:
124 		p->ifr_data = (void *)NETBSD32PTR64(s32p->ifr_data);
125 		break;
126 	}
127 }
128 
129 static inline void
130 netbsd32_to_oifreq(struct netbsd32_oifreq *s32p, struct oifreq *p, u_long cmd)
131 {
132 
133 	memcpy(p, s32p, sizeof *s32p);
134 	/*
135 	 * XXX
136 	 * struct ifreq says the same, but sometimes the ifr_data
137 	 * union member needs to be converted to 64 bits... this
138 	 * is very driver specific and so we ignore it for now..
139 	 */
140 	if (cmd == SIOCGIFDATA || cmd == SIOCZIFDATA)
141 		p->ifr_data = (void *)NETBSD32PTR64(s32p->ifr_data);
142 }
143 
144 static inline void
145 netbsd32_to_if_addrprefreq(const struct netbsd32_if_addrprefreq *ifap32,
146     struct if_addrprefreq *ifap, u_long cmd)
147 {
148 
149 	strlcpy(ifap->ifap_name, ifap32->ifap_name, sizeof(ifap->ifap_name));
150 	ifap->ifap_preference = ifap32->ifap_preference;
151 	memcpy(&ifap->ifap_addr, &ifap32->ifap_addr,
152 	    uimin(ifap32->ifap_addr.ss_len, _SS_MAXSIZE));
153 }
154 
155 static inline void
156 netbsd32_to_ifconf(struct netbsd32_ifconf *s32p, struct ifconf *p, u_long cmd)
157 {
158 
159 	p->ifc_len = s32p->ifc_len;
160 	/* ifc_buf & ifc_req are the same size so this works */
161 	p->ifc_buf = (void *)NETBSD32PTR64(s32p->ifc_buf);
162 }
163 
164 static inline void
165 netbsd32_to_ifmediareq(struct netbsd32_ifmediareq *s32p,
166     struct ifmediareq *p, u_long cmd)
167 {
168 
169 	memcpy(p, s32p, sizeof *s32p);
170 	p->ifm_ulist = (int *)NETBSD32PTR64(s32p->ifm_ulist);
171 }
172 
173 static inline void
174 netbsd32_to_pppoediscparms(struct netbsd32_pppoediscparms *s32p,
175     struct pppoediscparms *p, u_long cmd)
176 {
177 
178 	memcpy(p->ifname, s32p->ifname, sizeof p->ifname);
179 	memcpy(p->eth_ifname, s32p->eth_ifname, sizeof p->eth_ifname);
180 	p->ac_name = (char *)NETBSD32PTR64(s32p->ac_name);
181 	p->ac_name_len = s32p->ac_name_len;
182 	p->service_name = (char *)NETBSD32PTR64(s32p->service_name);
183 	p->service_name_len = s32p->service_name_len;
184 }
185 
186 static inline void
187 netbsd32_to_spppauthcfg(struct netbsd32_spppauthcfg *s32p,
188     struct spppauthcfg *p, u_long cmd)
189 {
190 
191 	memcpy(p->ifname, s32p->ifname, sizeof p->ifname);
192 	p->hisauth = s32p->hisauth;
193 	p->myauth = s32p->myauth;
194 	p->myname_length = s32p->myname_length;
195 	p->mysecret_length = s32p->mysecret_length;
196 	p->hisname_length = s32p->hisname_length;
197 	p->hissecret_length = s32p->hissecret_length;
198 	p->myauthflags = s32p->myauthflags;
199 	p->hisauthflags = s32p->hisauthflags;
200 	p->myname = (char *)NETBSD32PTR64(s32p->myname);
201 	p->mysecret = (char *)NETBSD32PTR64(s32p->mysecret);
202 	p->hisname = (char *)NETBSD32PTR64(s32p->hisname);
203 	p->hissecret = (char *)NETBSD32PTR64(s32p->hissecret);
204 }
205 
206 static inline void
207 netbsd32_to_ifdrv(struct netbsd32_ifdrv *s32p, struct ifdrv *p, u_long cmd)
208 {
209 
210 	memcpy(p->ifd_name, s32p->ifd_name, sizeof p->ifd_name);
211 	p->ifd_cmd = s32p->ifd_cmd;
212 	p->ifd_len = s32p->ifd_len;
213 	p->ifd_data = (void *)NETBSD32PTR64(s32p->ifd_data);
214 }
215 
216 static inline void
217 netbsd32_to_sioc_vif_req(struct netbsd32_sioc_vif_req *s32p,
218     struct sioc_vif_req *p, u_long cmd)
219 {
220 
221 	p->vifi = s32p->vifi;
222 	p->icount = (u_long)s32p->icount;
223 	p->ocount = (u_long)s32p->ocount;
224 	p->ibytes = (u_long)s32p->ibytes;
225 	p->obytes = (u_long)s32p->obytes;
226 }
227 
228 static inline void
229 netbsd32_to_sioc_sg_req(struct netbsd32_sioc_sg_req *s32p,
230     struct sioc_sg_req *p, u_long cmd)
231 {
232 
233 	p->src = s32p->src;
234 	p->grp = s32p->grp;
235 	p->pktcnt = (u_long)s32p->pktcnt;
236 	p->bytecnt = (u_long)s32p->bytecnt;
237 	p->wrong_if = (u_long)s32p->wrong_if;
238 }
239 
240 static inline void
241 netbsd32_to_atareq(struct netbsd32_atareq *s32p, struct atareq *p, u_long cmd)
242 {
243 
244 	p->flags = (u_long)s32p->flags;
245 	p->command = s32p->command;
246 	p->features = s32p->features;
247 	p->sec_count = s32p->sec_count;
248 	p->sec_num = s32p->sec_num;
249 	p->head = s32p->head;
250 	p->cylinder = s32p->cylinder;
251 	p->databuf =  (char *)NETBSD32PTR64(s32p->databuf);
252 	p->datalen = (u_long)s32p->datalen;
253 	p->timeout = s32p->timeout;
254 	p->retsts = s32p->retsts;
255 	p->error = s32p->error;
256 }
257 
258 static inline void
259 netbsd32_to_vnd_ioctl(struct netbsd32_vnd_ioctl *s32p,
260     struct vnd_ioctl *p, u_long cmd)
261 {
262 
263 	p->vnd_file = (char *)NETBSD32PTR64(s32p->vnd_file);
264 	p->vnd_flags = s32p->vnd_flags;
265 	p->vnd_geom = s32p->vnd_geom;
266 	p->vnd_osize = s32p->vnd_osize;
267 	p->vnd_size = s32p->vnd_size;
268 }
269 
270 static inline void
271 netbsd32_to_vnd_user(struct netbsd32_vnd_user *s32p,
272     struct vnd_user *p, u_long cmd)
273 {
274 
275 	p->vnu_unit = s32p->vnu_unit;
276 	p->vnu_dev = s32p->vnu_dev;
277 	p->vnu_ino = s32p->vnu_ino;
278 }
279 
280 static inline void
281 netbsd32_to_vnd_ioctl50(struct netbsd32_vnd_ioctl50 *s32p,
282     struct vnd_ioctl50 *p, u_long cmd)
283 {
284 
285 	p->vnd_file = (char *)NETBSD32PTR64(s32p->vnd_file);
286 	p->vnd_flags = s32p->vnd_flags;
287 	p->vnd_geom = s32p->vnd_geom;
288 	p->vnd_size = s32p->vnd_size;
289 }
290 
291 static inline void
292 netbsd32_to_plistref(struct netbsd32_plistref *s32p,
293     struct plistref *p, u_long cmd)
294 {
295 
296 	p->pref_plist = NETBSD32PTR64(s32p->pref_plist);
297 	p->pref_len = s32p->pref_len;
298 }
299 
300 static inline void
301 netbsd32_to_nvlist_ref_t(netbsd32_nvlist_ref_t *s32p,
302     nvlist_ref_t *p, u_long cmd)
303 {
304 
305 	p->buf = NETBSD32PTR64(s32p->buf);
306 	p->len = s32p->len;
307 	p->flags = s32p->flags;
308 }
309 
310 static inline void
311 netbsd32_to_u_long(netbsd32_u_long *s32p, u_long *p, u_long cmd)
312 {
313 
314 	*p = (u_long)*s32p;
315 }
316 
317 static inline void
318 netbsd32_to_voidp(netbsd32_voidp *s32p, voidp *p, u_long cmd)
319 {
320 
321 	*p = (void *)NETBSD32PTR64(*s32p);
322 }
323 
324 static inline void
325 netbsd32_to_wdog_conf(struct netbsd32_wdog_conf *s32p,
326     struct wdog_conf *p, u_long cmd)
327 {
328 
329 	p->wc_names = (char *)NETBSD32PTR64(s32p->wc_names);
330 	p->wc_count = s32p->wc_count;
331 }
332 
333 static inline void
334 netbsd32_to_npf_ioctl_table(const struct netbsd32_npf_ioctl_table *s32p,
335     struct npf_ioctl_table *p, u_long cmd)
336 {
337 
338        p->nct_cmd = s32p->nct_cmd;
339        p->nct_name = NETBSD32PTR64(s32p->nct_name);
340        switch (s32p->nct_cmd) {
341        case NPF_CMD_TABLE_LOOKUP:
342        case NPF_CMD_TABLE_ADD:
343        case NPF_CMD_TABLE_REMOVE:
344                p->nct_data.ent = s32p->nct_data.ent;
345                break;
346        case NPF_CMD_TABLE_LIST:
347                p->nct_data.buf.buf = NETBSD32PTR64(s32p->nct_data.buf.buf);
348                p->nct_data.buf.len = s32p->nct_data.buf.len;
349                break;
350        }
351 }
352 
353 static inline void
354 netbsd32_to_bpf_program(struct netbsd32_bpf_program *s32p,
355     struct bpf_program *p, u_long cmd)
356 {
357 
358 	p->bf_insns = (void *)NETBSD32PTR64(s32p->bf_insns);
359 	p->bf_len = s32p->bf_len;
360 }
361 
362 static inline void
363 netbsd32_to_bpf_dltlist(struct netbsd32_bpf_dltlist *s32p,
364     struct bpf_dltlist *p, u_long cmd)
365 {
366 
367 	p->bfl_list = (void *)NETBSD32PTR64(s32p->bfl_list);
368 	p->bfl_len = s32p->bfl_len;
369 }
370 
371 /* wsdisplay stuff */
372 static inline void
373 netbsd32_to_wsdisplay_addscreendata(
374     struct netbsd32_wsdisplay_addscreendata *asd32,
375     struct wsdisplay_addscreendata *asd, u_long cmd)
376 {
377 
378 	asd->screentype = (char *)NETBSD32PTR64(asd32->screentype);
379 	asd->emul = (char *)NETBSD32PTR64(asd32->emul);
380 	asd->idx = asd32->idx;
381 }
382 
383 static inline void
384 netbsd32_to_ieee80211req(struct netbsd32_ieee80211req *ireq32,
385     struct ieee80211req *ireq, u_long cmd)
386 {
387 
388 	strlcpy(ireq->i_name, ireq32->i_name, IFNAMSIZ);
389 	ireq->i_type = ireq32->i_type;
390 	ireq->i_val = ireq32->i_val;
391 	ireq->i_len = ireq32->i_len;
392 	ireq->i_data = NETBSD32PTR64(ireq32->i_data);
393 }
394 
395 static inline void
396 netbsd32_to_ieee80211_nwkey(struct netbsd32_ieee80211_nwkey *nwk32,
397     struct ieee80211_nwkey *nwk, u_long cmd)
398 {
399 	int i;
400 
401 	strlcpy(nwk->i_name, nwk32->i_name, IFNAMSIZ);
402 	nwk->i_wepon = nwk32->i_wepon;
403 	nwk->i_defkid = nwk32->i_defkid;
404 	for (i = 0; i < IEEE80211_WEP_NKID; i++) {
405 		nwk->i_key[i].i_keylen = nwk32->i_key[i].i_keylen;
406 		nwk->i_key[i].i_keydat =
407 		    NETBSD32PTR64(nwk32->i_key[i].i_keydat);
408 	}
409 }
410 
411 static inline void
412 netbsd32_to_wsdisplay_cursor(struct netbsd32_wsdisplay_cursor *c32,
413     struct wsdisplay_cursor *c, u_long cmd)
414 {
415 
416 	c->which = c32->which;
417 	c->enable = c32->enable;
418 	c->pos.x = c32->pos.x;
419 	c->pos.y = c32->pos.y;
420 	c->hot.x = c32->hot.x;
421 	c->hot.y = c32->hot.y;
422 	c->size.x = c32->size.x;
423 	c->size.y = c32->size.y;
424 	c->cmap.index = c32->cmap.index;
425 	c->cmap.count = c32->cmap.count;
426 	c->cmap.red = NETBSD32PTR64(c32->cmap.red);
427 	c->cmap.green = NETBSD32PTR64(c32->cmap.green);
428 	c->cmap.blue = NETBSD32PTR64(c32->cmap.blue);
429 	c->image = NETBSD32PTR64(c32->image);
430 	c->mask = NETBSD32PTR64(c32->mask);
431 }
432 
433 static inline void
434 netbsd32_to_wsdisplay_cmap(struct netbsd32_wsdisplay_cmap *c32,
435     struct wsdisplay_cmap *c, u_long cmd)
436 {
437 
438 	c->index = c32->index;
439 	c->count = c32->count;
440 	c->red   = NETBSD32PTR64(c32->red);
441 	c->green = NETBSD32PTR64(c32->green);
442 	c->blue  = NETBSD32PTR64(c32->blue);
443 }
444 
445 static inline void
446 netbsd32_to_wsdisplay_font(struct netbsd32_wsdisplay_font *f32,
447     struct wsdisplay_font *f, u_long cmd)
448 {
449 
450 	f->name = NETBSD32PTR64(f32->name);
451 	f->firstchar = f32->firstchar;
452 	f->numchars = f32->numchars;
453 	f->encoding = f32->encoding;
454 	f->fontwidth = f32->fontwidth;
455 	f->fontheight = f32->fontheight;
456 	f->stride = f32->stride;
457 	f->bitorder = f32->bitorder;
458 	f->byteorder = f32->byteorder;
459 	f->data = NETBSD32PTR64(f32->data);
460 }
461 
462 static inline void
463 netbsd32_to_wsdisplay_usefontdata(struct netbsd32_wsdisplay_usefontdata *f32,
464     struct wsdisplay_usefontdata *f, u_long cmd)
465 {
466 
467 	f->name = NETBSD32PTR64(f32->name);
468 }
469 
470 static inline void
471 netbsd32_to_clockctl_settimeofday(
472     const struct netbsd32_clockctl_settimeofday *s32p,
473     struct clockctl_settimeofday *p, u_long cmd)
474 {
475 
476 	p->tv = NETBSD32PTR64(s32p->tv);
477 	p->tzp = NETBSD32PTR64(s32p->tzp);
478 }
479 
480 static inline void
481 netbsd32_to_clockctl_adjtime(
482     const struct netbsd32_clockctl_adjtime *s32p,
483     struct clockctl_adjtime *p, u_long cmd)
484 {
485 
486 	p->delta = NETBSD32PTR64(s32p->delta);
487 	p->olddelta = NETBSD32PTR64(s32p->olddelta);
488 }
489 
490 static inline void
491 netbsd32_to_clockctl_clock_settime(
492     const struct netbsd32_clockctl_clock_settime *s32p,
493     struct clockctl_clock_settime *p, u_long cmd)
494 {
495 
496 	p->clock_id = s32p->clock_id;
497 	p->tp = NETBSD32PTR64(s32p->tp);
498 }
499 
500 #ifdef NTP
501 static inline void
502 netbsd32_to_clockctl_ntp_adjtime(
503     const struct netbsd32_clockctl_ntp_adjtime *s32p,
504     struct clockctl_ntp_adjtime *p, u_long cmd)
505 {
506 
507 	p->tp = NETBSD32PTR64(s32p->tp);
508 	p->retval = s32p->retval;
509 }
510 #endif
511 
512 static inline void
513 netbsd32_to_ksyms_gsymbol(const struct netbsd32_ksyms_gsymbol *s32p,
514     struct ksyms_gsymbol *p, u_long cmd)
515 {
516 
517 	p->kg_name = NETBSD32PTR64(s32p->kg_name);
518 }
519 
520 static inline void
521 netbsd32_to_ksyms_gvalue(const struct netbsd32_ksyms_gvalue *s32p,
522     struct ksyms_gvalue *p, u_long cmd)
523 {
524 
525 	p->kv_name = NETBSD32PTR64(s32p->kv_name);
526 }
527 
528 static inline void
529 netbsd32_to_devlistargs(const struct netbsd32_devlistargs *s32p,
530     struct devlistargs *p, u_long cmd)
531 {
532 
533 	memcpy(p->l_devname, s32p->l_devname, sizeof(p->l_devname));
534 	p->l_children = s32p->l_children;
535 	p->l_childname = NETBSD32PTR64(s32p->l_childname);
536 }
537 
538 static inline void
539 netbsd32_to_devrescanargs(const struct netbsd32_devrescanargs *s32p,
540     struct devrescanargs *p, u_long cmd)
541 {
542 
543 	memcpy(p->busname, s32p->busname, sizeof(p->busname));
544 	memcpy(p->ifattr, s32p->ifattr, sizeof(p->ifattr));
545 	p->numlocators = s32p->numlocators;
546 	p->locators = NETBSD32PTR64(s32p->locators);
547 }
548 
549 static inline void
550 netbsd32_to_disk_strategy(const struct netbsd32_disk_strategy *s32p,
551     struct disk_strategy *p, u_long cmd)
552 {
553 
554 	memcpy(p->dks_name, s32p->dks_name, sizeof(p->dks_name));
555 	p->dks_param = NETBSD32PTR64(s32p->dks_param);
556 	p->dks_paramlen = s32p->dks_paramlen;
557 }
558 
559 static inline void
560 netbsd32_to_dkwedge_list(const struct netbsd32_dkwedge_list *s32p,
561     struct dkwedge_list *p, u_long cmd)
562 {
563 
564 	p->dkwl_buf = NETBSD32PTR64(s32p->dkwl_buf);
565 	p->dkwl_bufsize = s32p->dkwl_bufsize;
566 	p->dkwl_nwedges = s32p->dkwl_nwedges;
567 	p->dkwl_ncopied = s32p->dkwl_ncopied;
568 }
569 
570 /*
571  * handle ioctl conversions from 64-bit kernel -> netbsd32
572  */
573 
574 #if 0
575 static inline void
576 netbsd32_from_format_op(struct format_op *p,
577     struct netbsd32_format_op *s32p, u_long cmd)
578 {
579 
580 /* filled in */
581 #if 0
582 	s32p->df_buf = (netbsd32_charp)p->df_buf;
583 #endif
584 	s32p->df_count = p->df_count;
585 	s32p->df_startblk = p->df_startblk;
586 	memcpy(s32p->df_reg, p->df_reg, sizeof(p->df_reg));
587 }
588 #endif
589 
590 static inline void
591 netbsd32_from_ifreq(struct ifreq *p, struct netbsd32_ifreq *s32p, u_long cmd)
592 {
593 
594 	/*
595 	 * XXX
596 	 * struct ifreq says the same, but sometimes the ifr_data
597 	 * union member needs to be converted to 64 bits... this
598 	 * is very driver specific and so we ignore it for now..
599 	 */
600 	memcpy(s32p, p, sizeof *s32p);
601 	switch (cmd) {
602 	case SIOCGIFDATA:
603 	case SIOCZIFDATA:
604 	case SIOCGIFGENERIC:
605 	case SIOCSIFGENERIC:
606 		NETBSD32PTR32(s32p->ifr_data, p->ifr_data);
607 		break;
608 	}
609 }
610 
611 static inline void
612 netbsd32_from_oifreq(struct oifreq *p,
613     struct netbsd32_oifreq *s32p, u_long cmd)
614 {
615 
616 	/*
617 	 * XXX
618 	 * struct ifreq says the same, but sometimes the ifr_data
619 	 * union member needs to be converted to 64 bits... this
620 	 * is very driver specific and so we ignore it for now..
621 	 */
622 	memcpy(s32p, p, sizeof *s32p);
623 	if (cmd == SIOCGIFDATA || cmd == SIOCZIFDATA)
624 		NETBSD32PTR32(s32p->ifr_data, p->ifr_data);
625 }
626 
627 static inline void
628 netbsd32_from_if_addrprefreq(const struct if_addrprefreq *ifap,
629     struct netbsd32_if_addrprefreq *ifap32, u_long cmd)
630 {
631 
632 	strlcpy(ifap32->ifap_name, ifap->ifap_name, sizeof(ifap32->ifap_name));
633 	ifap32->ifap_preference = ifap->ifap_preference;
634 	memcpy(&ifap32->ifap_addr, &ifap->ifap_addr,
635 	    uimin(ifap->ifap_addr.ss_len, _SS_MAXSIZE));
636 }
637 
638 static inline void
639 netbsd32_from_ifconf(struct ifconf *p,
640     struct netbsd32_ifconf *s32p, u_long cmd)
641 {
642 
643 	s32p->ifc_len = p->ifc_len;
644 	/* ifc_buf & ifc_req are the same size so this works */
645 	NETBSD32PTR32(s32p->ifc_buf, p->ifc_buf);
646 }
647 
648 static inline void
649 netbsd32_from_ifmediareq(struct ifmediareq *p,
650     struct netbsd32_ifmediareq *s32p, u_long cmd)
651 {
652 
653 	memcpy(s32p, p, sizeof *p);
654 /* filled in? */
655 #if 0
656 	s32p->ifm_ulist = (netbsd32_intp_t)p->ifm_ulist;
657 #endif
658 }
659 
660 static inline void
661 netbsd32_from_pppoediscparms(struct pppoediscparms *p,
662     struct netbsd32_pppoediscparms *s32p, u_long cmd)
663 {
664 
665 	memcpy(s32p->ifname, p->ifname, sizeof s32p->ifname);
666 	memcpy(s32p->eth_ifname, p->eth_ifname, sizeof s32p->eth_ifname);
667 	NETBSD32PTR32(s32p->ac_name, p->ac_name);
668 	s32p->ac_name_len = p->ac_name_len;
669 	NETBSD32PTR32(s32p->service_name, p->service_name);
670 	s32p->service_name_len = p->service_name_len;
671 }
672 
673 static inline void
674 netbsd32_from_spppauthcfg(struct spppauthcfg *p,
675     struct netbsd32_spppauthcfg *s32p, u_long cmd)
676 {
677 
678 	memcpy(s32p->ifname, p->ifname, sizeof s32p->ifname);
679 	s32p->hisauth = p->hisauth;
680 	s32p->myauth = p->myauth;
681 	s32p->myname_length = p->myname_length;
682 	s32p->mysecret_length = p->mysecret_length;
683 	s32p->hisname_length = p->hisname_length;
684 	s32p->hissecret_length = p->hissecret_length;
685 	s32p->myauthflags = p->myauthflags;
686 	s32p->hisauthflags = p->hisauthflags;
687 	NETBSD32PTR32(s32p->myname, p->myname);
688 	NETBSD32PTR32(s32p->mysecret, p->mysecret);
689 	NETBSD32PTR32(s32p->hisname, p->hisname);
690 	NETBSD32PTR32(s32p->hissecret, p->hissecret);
691 }
692 
693 static inline void
694 netbsd32_from_ifdrv(struct ifdrv *p, struct netbsd32_ifdrv *s32p, u_long cmd)
695 {
696 
697 	memcpy(s32p->ifd_name, p->ifd_name, sizeof s32p->ifd_name);
698 	s32p->ifd_cmd = p->ifd_cmd;
699 	s32p->ifd_len = p->ifd_len;
700 	NETBSD32PTR32(s32p->ifd_data, p->ifd_data);
701 }
702 
703 static inline void
704 netbsd32_from_sioc_vif_req(struct sioc_vif_req *p,
705     struct netbsd32_sioc_vif_req *s32p, u_long cmd)
706 {
707 
708 	s32p->vifi = p->vifi;
709 	s32p->icount = (netbsd32_u_long)p->icount;
710 	s32p->ocount = (netbsd32_u_long)p->ocount;
711 	s32p->ibytes = (netbsd32_u_long)p->ibytes;
712 	s32p->obytes = (netbsd32_u_long)p->obytes;
713 }
714 
715 static inline void
716 netbsd32_from_sioc_sg_req(struct sioc_sg_req *p,
717     struct netbsd32_sioc_sg_req *s32p, u_long cmd)
718 {
719 
720 	s32p->src = p->src;
721 	s32p->grp = p->grp;
722 	s32p->pktcnt = (netbsd32_u_long)p->pktcnt;
723 	s32p->bytecnt = (netbsd32_u_long)p->bytecnt;
724 	s32p->wrong_if = (netbsd32_u_long)p->wrong_if;
725 }
726 
727 static inline void
728 netbsd32_from_atareq(struct atareq *p,
729     struct netbsd32_atareq *s32p, u_long cmd)
730 {
731 
732 	s32p->flags = (netbsd32_u_long)p->flags;
733 	s32p->command = p->command;
734 	s32p->features = p->features;
735 	s32p->sec_count = p->sec_count;
736 	s32p->sec_num = p->sec_num;
737 	s32p->head = p->head;
738 	s32p->cylinder = p->cylinder;
739 	NETBSD32PTR32(s32p->databuf, p->databuf);
740 	s32p->datalen = (netbsd32_u_long)p->datalen;
741 	s32p->timeout = p->timeout;
742 	s32p->retsts = p->retsts;
743 	s32p->error = p->error;
744 }
745 
746 static inline void
747 netbsd32_from_vnd_ioctl(struct vnd_ioctl *p,
748     struct netbsd32_vnd_ioctl *s32p, u_long cmd)
749 {
750 
751 	s32p->vnd_flags = p->vnd_flags;
752 	s32p->vnd_geom = p->vnd_geom;
753 	s32p->vnd_osize = p->vnd_osize;
754 	s32p->vnd_size = p->vnd_size;
755 }
756 
757 static inline void
758 netbsd32_from_vnd_user(struct vnd_user *p,
759     struct netbsd32_vnd_user *s32p, u_long cmd)
760 {
761 
762 	s32p->vnu_unit = p->vnu_unit;
763 	s32p->vnu_dev = p->vnu_dev;
764 	s32p->vnu_ino = p->vnu_ino;
765 }
766 
767 static inline void
768 netbsd32_from_vnd_ioctl50(struct vnd_ioctl50 *p,
769     struct netbsd32_vnd_ioctl50 *s32p, u_long cmd)
770 {
771 
772 	s32p->vnd_flags = p->vnd_flags;
773 	s32p->vnd_geom = p->vnd_geom;
774 	s32p->vnd_size = p->vnd_size;
775 }
776 
777 static inline void
778 netbsd32_from_plistref(struct plistref *p,
779     struct netbsd32_plistref *s32p, u_long cmd)
780 {
781 
782 	NETBSD32PTR32(s32p->pref_plist, p->pref_plist);
783 	s32p->pref_len = p->pref_len;
784 }
785 
786 static inline void
787 netbsd32_from_nvlist_ref_t(nvlist_ref_t *p,
788     netbsd32_nvlist_ref_t *s32p, u_long cmd)
789 {
790 
791 	NETBSD32PTR32(s32p->buf, p->buf);
792 	s32p->len = p->len;
793 	s32p->flags = p->flags;
794 }
795 
796 static inline void
797 netbsd32_from_wdog_conf(struct wdog_conf *p,
798     struct netbsd32_wdog_conf *s32p, u_long cmd)
799 {
800 
801 	NETBSD32PTR32(s32p->wc_names, p->wc_names);
802 	s32p->wc_count = p->wc_count;
803 }
804 
805 /* wsdisplay stuff */
806 static inline void
807 netbsd32_from_wsdisplay_addscreendata(struct wsdisplay_addscreendata *asd,
808     struct netbsd32_wsdisplay_addscreendata *asd32, u_long cmd)
809 {
810 
811 	NETBSD32PTR32(asd32->screentype, asd->screentype);
812 	NETBSD32PTR32(asd32->emul, asd->emul);
813 	asd32->idx = asd->idx;
814 }
815 
816 static inline void
817 netbsd32_from_wsdisplay_cursor(struct wsdisplay_cursor *c,
818     struct netbsd32_wsdisplay_cursor *c32, u_long cmd)
819 {
820 
821 	c32->which = c->which;
822 	c32->enable = c->enable;
823 	c32->pos.x = c->pos.x;
824 	c32->pos.y = c->pos.y;
825 	c32->hot.x = c->hot.x;
826 	c32->hot.y = c->hot.y;
827 	c32->size.x = c->size.x;
828 	c32->size.y = c->size.y;
829 	c32->cmap.index = c->cmap.index;
830 	c32->cmap.count = c->cmap.count;
831 	NETBSD32PTR32(c32->cmap.red, c->cmap.red);
832 	NETBSD32PTR32(c32->cmap.green, c->cmap.green);
833 	NETBSD32PTR32(c32->cmap.blue, c->cmap.blue);
834 	NETBSD32PTR32(c32->image, c->image);
835 	NETBSD32PTR32(c32->mask, c->mask);
836 }
837 
838 static inline void
839 netbsd32_from_wsdisplay_cmap(struct wsdisplay_cmap *c,
840     struct netbsd32_wsdisplay_cmap *c32, u_long cmd)
841 {
842 
843 	c32->index = c->index;
844 	c32->count = c->count;
845 	NETBSD32PTR32(c32->red, c->red);
846 	NETBSD32PTR32(c32->green, c->green);
847 	NETBSD32PTR32(c32->blue, c->blue);
848 }
849 
850 static inline void
851 netbsd32_from_wsdisplay_font(struct wsdisplay_font *f,
852     struct netbsd32_wsdisplay_font *f32, u_long cmd)
853 {
854 }
855 
856 static inline void
857 netbsd32_from_wsdisplay_usefontdata(struct wsdisplay_usefontdata *f,
858     struct netbsd32_wsdisplay_usefontdata *f32, u_long cmd)
859 {
860 }
861 
862 static inline void
863 netbsd32_from_ieee80211req(struct ieee80211req *ireq,
864     struct netbsd32_ieee80211req *ireq32, u_long cmd)
865 {
866 
867 	strlcpy(ireq32->i_name, ireq->i_name, IFNAMSIZ);
868 	ireq32->i_type = ireq->i_type;
869 	ireq32->i_val = ireq->i_val;
870 	ireq32->i_len = ireq->i_len;
871 	NETBSD32PTR32(ireq32->i_data, ireq->i_data);
872 }
873 
874 static inline void
875 netbsd32_from_ieee80211_nwkey(struct ieee80211_nwkey *nwk,
876     struct netbsd32_ieee80211_nwkey *nwk32, u_long cmd)
877 {
878 	int i;
879 
880 	strlcpy(nwk32->i_name, nwk->i_name, IFNAMSIZ);
881 	nwk32->i_wepon = nwk->i_wepon;
882 	nwk32->i_defkid = nwk->i_defkid;
883 	for (i = 0; i < IEEE80211_WEP_NKID; i++) {
884 		nwk32->i_key[i].i_keylen = nwk->i_key[i].i_keylen;
885 		NETBSD32PTR32(nwk32->i_key[i].i_keydat,
886 				nwk->i_key[i].i_keydat);
887 	}
888 }
889 
890 static inline void
891 netbsd32_from_bpf_program(struct bpf_program *p,
892     struct netbsd32_bpf_program *s32p, u_long cmd)
893 {
894 
895 	NETBSD32PTR32(s32p->bf_insns, p->bf_insns);
896 	s32p->bf_len = p->bf_len;
897 }
898 
899 static inline void
900 netbsd32_from_bpf_dltlist(struct bpf_dltlist *p,
901     struct netbsd32_bpf_dltlist *s32p, u_long cmd)
902 {
903 
904 	NETBSD32PTR32(s32p->bfl_list, p->bfl_list);
905 	s32p->bfl_len = p->bfl_len;
906 }
907 
908 static inline void
909 netbsd32_from_u_long(u_long *p, netbsd32_u_long *s32p, u_long cmd)
910 {
911 
912 	*s32p = (netbsd32_u_long)*p;
913 }
914 
915 static inline void
916 netbsd32_from_voidp(voidp *p, netbsd32_voidp *s32p, u_long cmd)
917 {
918 
919 	NETBSD32PTR32(*s32p, *p);
920 }
921 
922 static inline void
923 netbsd32_from_clockctl_settimeofday(const struct clockctl_settimeofday *p,
924     struct netbsd32_clockctl_settimeofday *s32p, u_long cmd)
925 {
926 
927 	NETBSD32PTR32(s32p->tv, p->tv);
928 	NETBSD32PTR32(s32p->tzp, p->tzp);
929 }
930 
931 static inline void
932 netbsd32_from_clockctl_adjtime(const struct clockctl_adjtime *p,
933     struct netbsd32_clockctl_adjtime *s32p, u_long cmd)
934 {
935 
936 	NETBSD32PTR32(s32p->delta, p->delta);
937 	NETBSD32PTR32(s32p->olddelta, p->olddelta);
938 }
939 
940 static inline void
941 netbsd32_from_clockctl_clock_settime(const struct clockctl_clock_settime *p,
942     struct netbsd32_clockctl_clock_settime *s32p, u_long cmd)
943 {
944 
945 	s32p->clock_id = p->clock_id;
946 	NETBSD32PTR32(s32p->tp, p->tp);
947 }
948 
949 #ifdef NTP
950 static inline void
951 netbsd32_from_clockctl_ntp_adjtime(const struct clockctl_ntp_adjtime *p,
952     struct netbsd32_clockctl_ntp_adjtime *s32p, u_long cmd)
953 {
954 
955 	NETBSD32PTR32(s32p->tp, p->tp);
956 	s32p->retval = p->retval;
957 }
958 #endif
959 
960 static inline void
961 netbsd32_from_ksyms_gsymbol( const struct ksyms_gsymbol *p,
962     struct netbsd32_ksyms_gsymbol *s32p, u_long cmd)
963 {
964 
965 	NETBSD32PTR32(s32p->kg_name, p->kg_name);
966 	s32p->kg_sym = p->kg_sym;
967 }
968 
969 static inline void
970 netbsd32_from_ksyms_gvalue(
971     const struct ksyms_gvalue *p,
972     struct netbsd32_ksyms_gvalue *s32p, u_long cmd)
973 {
974 
975 	NETBSD32PTR32(s32p->kv_name, p->kv_name);
976 	s32p->kv_value = p->kv_value;
977 }
978 
979 static inline void
980 netbsd32_from_npf_ioctl_table(const struct npf_ioctl_table *p,
981     struct netbsd32_npf_ioctl_table *s32p, u_long cmd)
982 {
983 
984        s32p->nct_cmd = p->nct_cmd;
985        NETBSD32PTR32(s32p->nct_name, p->nct_name);
986        switch (p->nct_cmd) {
987        case NPF_CMD_TABLE_LOOKUP:
988        case NPF_CMD_TABLE_ADD:
989        case NPF_CMD_TABLE_REMOVE:
990                s32p->nct_data.ent = p->nct_data.ent;
991                break;
992        case NPF_CMD_TABLE_LIST:
993                NETBSD32PTR32(s32p->nct_data.buf.buf, p->nct_data.buf.buf);
994                s32p->nct_data.buf.len = p->nct_data.buf.len;
995                break;
996        }
997 }
998 
999 static inline void
1000 netbsd32_from_devlistargs(const struct devlistargs *p,
1001     struct netbsd32_devlistargs *s32p, u_long cmd)
1002 {
1003 
1004 	memcpy(s32p->l_devname, p->l_devname, sizeof(s32p->l_devname));
1005 	s32p->l_children = p->l_children;
1006 	NETBSD32PTR32(s32p->l_childname, p->l_childname);
1007 }
1008 
1009 static inline void
1010 netbsd32_from_devrescanargs(const struct devrescanargs *p,
1011     struct netbsd32_devrescanargs *s32p, u_long cmd)
1012 {
1013 
1014 	memcpy(s32p->busname, p->busname, sizeof(s32p->busname));
1015 	memcpy(s32p->ifattr, p->ifattr, sizeof(s32p->ifattr));
1016 	s32p->numlocators = p->numlocators;
1017 	NETBSD32PTR32(s32p->locators, p->locators);
1018 }
1019 
1020 static inline void
1021 netbsd32_from_disk_strategy(const struct disk_strategy *p,
1022     struct netbsd32_disk_strategy *s32p, u_long cmd)
1023 {
1024 
1025 	memcpy(s32p->dks_name, p->dks_name, sizeof(p->dks_name));
1026 	NETBSD32PTR32(s32p->dks_param, p->dks_param);
1027 	s32p->dks_paramlen = p->dks_paramlen;
1028 }
1029 
1030 static inline void
1031 netbsd32_from_dkwedge_list(const struct dkwedge_list *p,
1032     struct netbsd32_dkwedge_list *s32p, u_long cmd)
1033 {
1034 
1035 	NETBSD32PTR32(s32p->dkwl_buf, p->dkwl_buf);
1036 	s32p->dkwl_bufsize = p->dkwl_bufsize;
1037 	s32p->dkwl_nwedges = p->dkwl_nwedges;
1038 	s32p->dkwl_ncopied = p->dkwl_ncopied;
1039 }
1040 
1041 #ifdef NTP
1042 static int
1043 netbsd32_do_clockctl_ntp_adjtime(struct clockctl_ntp_adjtime *args)
1044 {
1045 
1046 	struct netbsd32_timex ntv32;
1047 	struct timex ntv;
1048 	int error;
1049 
1050 	if (vec_ntp_adjtime1 == NULL)
1051 		return EINVAL;
1052 
1053 	error = copyin(args->tp, &ntv32, sizeof(ntv32));
1054 	if (error)
1055 		return error;
1056 
1057 	netbsd32_to_timex(&ntv32, &ntv);
1058 	(*vec_ntp_adjtime1)(&ntv);
1059 	netbsd32_from_timex(&ntv, &ntv32);
1060 
1061 	error = copyout(&ntv32, args->tp, sizeof(ntv));
1062 	if (error == 0)
1063 		args->retval = ntp_timestatus();
1064 
1065 	return error;
1066 }
1067 #endif
1068 
1069 /*
1070  * main ioctl syscall.
1071  *
1072  * ok, here we are in the biggy.  we have to do fix ups depending
1073  * on the ioctl command before and afterwards.
1074  */
1075 int
1076 netbsd32_ioctl(struct lwp *l,
1077     const struct netbsd32_ioctl_args *uap, register_t *retval)
1078 {
1079 	/* {
1080 		syscallarg(int) fd;
1081 		syscallarg(netbsd32_u_long) com;
1082 		syscallarg(netbsd32_voidp) data;
1083 	} */
1084 	struct proc *p = l->l_proc;
1085 	struct file *fp;
1086 	struct filedesc *fdp;
1087 	u_long com;
1088 	int error = 0;
1089 	size_t size;
1090 	size_t alloc_size32, size32;
1091 	void *data, *memp = NULL;
1092 	void *data32, *memp32 = NULL;
1093 	unsigned int fd;
1094 	fdfile_t *ff;
1095 	int tmp;
1096 #define STK_PARAMS	128
1097 	uint64_t stkbuf[STK_PARAMS/sizeof(uint64_t)];
1098 	uint64_t stkbuf32[STK_PARAMS/sizeof(uint64_t)];
1099 
1100 	/*
1101 	 * we need to translate some commands (_IOW) before calling sys_ioctl,
1102 	 * some after (_IOR), and some both (_IOWR).
1103 	 */
1104 #if 0
1105 	{
1106 		const char * const dirs[8] = {
1107 		    "NONE!", "VOID", "OUT", "VOID|OUT!", "IN", "VOID|IN!",
1108 		    "INOUT", "VOID|IN|OUT!"
1109 		};
1110 
1111 		printf("netbsd32_ioctl(%d, %x, %x): "
1112 		    "%s group %c base %d len %d\n",
1113 		    SCARG(uap, fd), SCARG(uap, com), SCARG(uap, data).i32,
1114 		    dirs[((SCARG(uap, com) & IOC_DIRMASK)>>29)],
1115 		    IOCGROUP(SCARG(uap, com)), IOCBASECMD(SCARG(uap, com)),
1116 		    IOCPARM_LEN(SCARG(uap, com)));
1117 	}
1118 #endif
1119 
1120 	memp = NULL;
1121 	memp32 = NULL;
1122 	alloc_size32 = 0;
1123 	size32 = 0;
1124 	size = 0;
1125 
1126 	fdp = p->p_fd;
1127 	fd = SCARG(uap, fd);
1128 	if ((fp = fd_getfile(fd)) == NULL)
1129 		return EBADF;
1130 	if ((fp->f_flag & (FREAD | FWRITE)) == 0) {
1131 		error = EBADF;
1132 		goto out;
1133 	}
1134 
1135 	ff = fdp->fd_dt->dt_ff[SCARG(uap, fd)];
1136 	switch (com = SCARG(uap, com)) {
1137 	case FIOCLEX:
1138 		ff->ff_exclose = true;
1139 		fdp->fd_exclose = true;
1140 		goto out;
1141 
1142 	case FIONCLEX:
1143 		ff->ff_exclose = false;
1144 		goto out;
1145 	}
1146 
1147 	/*
1148 	 * Interpret high order word to find amount of data to be
1149 	 * copied to/from the user's address space.
1150 	 */
1151 	size32 = IOCPARM_LEN(com);
1152 	alloc_size32 = size32;
1153 
1154 	/*
1155 	 * The disklabel is now padded to a multiple of 8 bytes however the old
1156 	 * disklabel on 32bit platforms wasn't.  This leaves a difference in
1157 	 * size of 4 bytes between the two but are otherwise identical.
1158 	 * To deal with this, we allocate enough space for the new disklabel
1159 	 * but only copyin/out the smaller amount.
1160 	 */
1161 	if (IOCGROUP(com) == 'd') {
1162 		u_long ncom = com ^ (DIOCGDINFO ^ DIOCGDINFO32);
1163 		switch (ncom) {
1164 		case DIOCGDINFO:
1165 		case DIOCWDINFO:
1166 		case DIOCSDINFO:
1167 		case DIOCGDEFLABEL:
1168 			com = ncom;
1169 			if (IOCPARM_LEN(DIOCGDINFO32) < IOCPARM_LEN(DIOCGDINFO))
1170 				alloc_size32 = IOCPARM_LEN(DIOCGDINFO);
1171 			break;
1172 		}
1173 	}
1174 	if (alloc_size32 > IOCPARM_MAX) {
1175 		error = ENOTTY;
1176 		goto out;
1177 	}
1178 	if (alloc_size32 > sizeof(stkbuf)) {
1179 		memp32 = kmem_alloc(alloc_size32, KM_SLEEP);
1180 		data32 = memp32;
1181 	} else
1182 		data32 = (void *)stkbuf32;
1183 	if ((com >> IOCPARM_SHIFT) == 0)  {
1184 		/* UNIX-style ioctl. */
1185 		data32 = SCARG_P32(uap, data);
1186 	} else {
1187 		if (com&IOC_IN) {
1188 			if (size32) {
1189 				error = copyin(SCARG_P32(uap, data), data32,
1190 				    size32);
1191 				if (error) {
1192 					goto out;
1193 				}
1194 				/*
1195 				 * The data between size and alloc_size has
1196 				 * not been overwritten.  It shouldn't matter
1197 				 * but let's clear that anyway.
1198 				 */
1199 				if (__predict_false(size32 < alloc_size32)) {
1200 					memset((char *)data32+size32, 0,
1201 					    alloc_size32 - size32);
1202 				}
1203 				ktrgenio(fd, UIO_WRITE, SCARG_P32(uap, data),
1204 				    size32, 0);
1205 			} else
1206 				*(void **)data32 = SCARG_P32(uap, data);
1207 		} else if ((com&IOC_OUT) && size32) {
1208 			/*
1209 			 * Zero the buffer so the user always
1210 			 * gets back something deterministic.
1211 			 */
1212 			memset(data32, 0, alloc_size32);
1213 		} else if (com&IOC_VOID) {
1214 			*(void **)data32 = SCARG_P32(uap, data);
1215 		}
1216 	}
1217 
1218 	/*
1219 	 * convert various structures, pointers, and other objects that
1220 	 * change size from 32 bit -> 64 bit, for all ioctl commands.
1221 	 */
1222 	switch (SCARG(uap, com)) {
1223 	case FIONBIO:
1224 		mutex_enter(&fp->f_lock);
1225 		if ((tmp = *(int *)data32) != 0)
1226 			fp->f_flag |= FNONBLOCK;
1227 		else
1228 			fp->f_flag &= ~FNONBLOCK;
1229 		mutex_exit(&fp->f_lock);
1230 		error = (*fp->f_ops->fo_ioctl)(fp, FIONBIO, (void *)&tmp);
1231 		break;
1232 
1233 	case FIOASYNC:
1234 		mutex_enter(&fp->f_lock);
1235 		if ((tmp = *(int *)data32) != 0)
1236 			fp->f_flag |= FASYNC;
1237 		else
1238 			fp->f_flag &= ~FASYNC;
1239 		mutex_exit(&fp->f_lock);
1240 		error = (*fp->f_ops->fo_ioctl)(fp, FIOASYNC, (void *)&tmp);
1241 		break;
1242 
1243 	case AUDIO_WSEEK32:
1244 		IOCTL_CONV_TO(AUDIO_WSEEK, u_long);
1245 
1246 #if 0	/* not implemented by anything */
1247 	case DIOCRFORMAT32:
1248 		IOCTL_STRUCT_CONV_TO(DIOCRFORMAT, format_op);
1249 	case DIOCWFORMAT32:
1250 		IOCTL_STRUCT_CONV_TO(DIOCWFORMAT, format_op);
1251 #endif
1252 
1253 	case ATAIOCCOMMAND32:
1254 		IOCTL_STRUCT_CONV_TO(ATAIOCCOMMAND, atareq);
1255 
1256 	case SIOCIFGCLONERS32:
1257 		{
1258 			struct netbsd32_if_clonereq *req =
1259 			    (struct netbsd32_if_clonereq *)data32;
1260 			char *buf = NETBSD32PTR64(req->ifcr_buffer);
1261 
1262 			error = if_clone_list(req->ifcr_count,
1263 			    buf, &req->ifcr_total);
1264 			break;
1265 		}
1266 
1267 /*
1268  * only a few ifreq syscalls need conversion and those are
1269  * all driver specific... XXX
1270  */
1271 #if 0
1272 	case SIOCGADDRROM3232:
1273 		IOCTL_STRUCT_CONV_TO(SIOCGADDRROM32, ifreq);
1274 	case SIOCGCHIPID32:
1275 		IOCTL_STRUCT_CONV_TO(SIOCGCHIPID, ifreq);
1276 	case SIOCSIFADDR32:
1277 		IOCTL_STRUCT_CONV_TO(SIOCSIFADDR, ifreq);
1278 	case OSIOCGIFADDR32:
1279 		IOCTL_STRUCT_CONV_TO(OSIOCGIFADDR, ifreq);
1280 	case SIOCGIFADDR32:
1281 		IOCTL_STRUCT_CONV_TO(SIOCGIFADDR, ifreq);
1282 	case SIOCSIFDSTADDR32:
1283 		IOCTL_STRUCT_CONV_TO(SIOCSIFDSTADDR, ifreq);
1284 	case OSIOCGIFDSTADDR32:
1285 		IOCTL_STRUCT_CONV_TO(OSIOCGIFDSTADDR, ifreq);
1286 	case SIOCGIFDSTADDR32:
1287 		IOCTL_STRUCT_CONV_TO(SIOCGIFDSTADDR, ifreq);
1288 	case OSIOCGIFBRDADDR32:
1289 		IOCTL_STRUCT_CONV_TO(OSIOCGIFBRDADDR, ifreq);
1290 	case SIOCGIFBRDADDR32:
1291 		IOCTL_STRUCT_CONV_TO(SIOCGIFBRDADDR, ifreq);
1292 	case SIOCSIFBRDADDR32:
1293 		IOCTL_STRUCT_CONV_TO(SIOCSIFBRDADDR, ifreq);
1294 	case OSIOCGIFNETMASK32:
1295 		IOCTL_STRUCT_CONV_TO(OSIOCGIFNETMASK, ifreq);
1296 	case SIOCGIFNETMASK32:
1297 		IOCTL_STRUCT_CONV_TO(SIOCGIFNETMASK, ifreq);
1298 	case SIOCSIFNETMASK32:
1299 		IOCTL_STRUCT_CONV_TO(SIOCSIFNETMASK, ifreq);
1300 	case SIOCGIFMETRIC32:
1301 		IOCTL_STRUCT_CONV_TO(SIOCGIFMETRIC, ifreq);
1302 	case SIOCSIFMETRIC32:
1303 		IOCTL_STRUCT_CONV_TO(SIOCSIFMETRIC, ifreq);
1304 	case SIOCDIFADDR32:
1305 		IOCTL_STRUCT_CONV_TO(SIOCDIFADDR, ifreq);
1306 	case SIOCADDMULTI32:
1307 		IOCTL_STRUCT_CONV_TO(SIOCADDMULTI, ifreq);
1308 	case SIOCDELMULTI32:
1309 		IOCTL_STRUCT_CONV_TO(SIOCDELMULTI, ifreq);
1310 	case SIOCSIFMEDIA32:
1311 		IOCTL_STRUCT_CONV_TO(SIOCSIFMEDIA, ifreq);
1312 	case SIOCSIFMTU32:
1313 		IOCTL_STRUCT_CONV_TO(SIOCSIFMTU, ifreq);
1314 	case SIOCGIFMTU32:
1315 		IOCTL_STRUCT_CONV_TO(SIOCGIFMTU, ifreq);
1316 	case BIOCGETIF32:
1317 		IOCTL_STRUCT_CONV_TO(BIOCGETIF, ifreq);
1318 	case BIOCSETIF32:
1319 		IOCTL_STRUCT_CONV_TO(BIOCSETIF, ifreq);
1320 	case SIOCPHASE132:
1321 		IOCTL_STRUCT_CONV_TO(SIOCPHASE1, ifreq);
1322 	case SIOCPHASE232:
1323 		IOCTL_STRUCT_CONV_TO(SIOCPHASE2, ifreq);
1324 #endif
1325 
1326 	case OOSIOCGIFCONF32:
1327 		IOCTL_STRUCT_CONV_TO(OOSIOCGIFCONF, ifconf);
1328 	case OSIOCGIFCONF32:
1329 		IOCTL_STRUCT_CONV_TO(OSIOCGIFCONF, ifconf);
1330 	case SIOCGIFCONF32:
1331 		IOCTL_STRUCT_CONV_TO(SIOCGIFCONF, ifconf);
1332 
1333 	case SIOCGIFFLAGS32:
1334 		IOCTL_STRUCT_CONV_TO(SIOCGIFFLAGS, ifreq);
1335 	case SIOCSIFFLAGS32:
1336 		IOCTL_STRUCT_CONV_TO(SIOCSIFFLAGS, ifreq);
1337 
1338 	case SIOCGIFADDRPREF32:
1339 		IOCTL_STRUCT_CONV_TO(SIOCGIFADDRPREF, if_addrprefreq);
1340 	case SIOCSIFADDRPREF32:
1341 		IOCTL_STRUCT_CONV_TO(SIOCSIFADDRPREF, if_addrprefreq);
1342 
1343 
1344 	case OSIOCGIFFLAGS32:
1345 		IOCTL_STRUCT_CONV_TO(OSIOCGIFFLAGS, oifreq);
1346 	case OSIOCSIFFLAGS32:
1347 		IOCTL_STRUCT_CONV_TO(OSIOCSIFFLAGS, oifreq);
1348 
1349 	case SIOCGIFMEDIA32_80:
1350 		IOCTL_STRUCT_CONV_TO(SIOCGIFMEDIA_80, ifmediareq);
1351 	case SIOCGIFMEDIA32:
1352 		IOCTL_STRUCT_CONV_TO(SIOCGIFMEDIA, ifmediareq);
1353 
1354 	case SIOCGIFGENERIC32:
1355 		IOCTL_STRUCT_CONV_TO(SIOCGIFGENERIC, ifreq);
1356 	case SIOCSIFGENERIC32:
1357 		IOCTL_STRUCT_CONV_TO(SIOCSIFGENERIC, ifreq);
1358 
1359 	case PPPOESETPARMS32:
1360 		IOCTL_STRUCT_CONV_TO(PPPOESETPARMS, pppoediscparms);
1361 	case PPPOEGETPARMS32:
1362 		IOCTL_STRUCT_CONV_TO(PPPOEGETPARMS, pppoediscparms);
1363 	case SPPPGETAUTHCFG32:
1364 		IOCTL_STRUCT_CONV_TO(SPPPGETAUTHCFG, spppauthcfg);
1365 	case SPPPSETAUTHCFG32:
1366 		IOCTL_STRUCT_CONV_TO(SPPPSETAUTHCFG, spppauthcfg);
1367 
1368 	case SIOCSDRVSPEC32:
1369 		IOCTL_STRUCT_CONV_TO(SIOCSDRVSPEC, ifdrv);
1370 	case SIOCGDRVSPEC32:
1371 		IOCTL_STRUCT_CONV_TO(SIOCGDRVSPEC, ifdrv);
1372 
1373 	case SIOCGETVIFCNT32:
1374 		IOCTL_STRUCT_CONV_TO(SIOCGETVIFCNT, sioc_vif_req);
1375 
1376 	case SIOCGETSGCNT32:
1377 		IOCTL_STRUCT_CONV_TO(SIOCGETSGCNT, sioc_sg_req);
1378 
1379 	case VNDIOCSET32:
1380 		IOCTL_STRUCT_CONV_TO(VNDIOCSET, vnd_ioctl);
1381 
1382 	case VNDIOCCLR32:
1383 		IOCTL_STRUCT_CONV_TO(VNDIOCCLR, vnd_ioctl);
1384 
1385 	case VNDIOCGET32:
1386 		IOCTL_STRUCT_CONV_TO(VNDIOCGET, vnd_user);
1387 
1388 	case VNDIOCSET5032:
1389 		IOCTL_STRUCT_CONV_TO(VNDIOCSET50, vnd_ioctl50);
1390 
1391 	case VNDIOCCLR5032:
1392 		IOCTL_STRUCT_CONV_TO(VNDIOCCLR50, vnd_ioctl50);
1393 
1394 	case ENVSYS_GETDICTIONARY32:
1395 		IOCTL_STRUCT_CONV_TO(ENVSYS_GETDICTIONARY, plistref);
1396 	case ENVSYS_SETDICTIONARY32:
1397 		IOCTL_STRUCT_CONV_TO(ENVSYS_SETDICTIONARY, plistref);
1398 	case ENVSYS_REMOVEPROPS32:
1399 		IOCTL_STRUCT_CONV_TO(ENVSYS_REMOVEPROPS, plistref);
1400 
1401 	case WDOGIOC_GWDOGS32:
1402 		IOCTL_STRUCT_CONV_TO(WDOGIOC_GWDOGS, wdog_conf);
1403 
1404 	case BIOCSETF32:
1405 		IOCTL_STRUCT_CONV_TO(BIOCSETF, bpf_program);
1406 	case BIOCSTCPF32:
1407 		IOCTL_STRUCT_CONV_TO(BIOCSTCPF, bpf_program);
1408 	case BIOCSUDPF32:
1409 		IOCTL_STRUCT_CONV_TO(BIOCSUDPF, bpf_program);
1410 	case BIOCGDLTLIST32:
1411 		IOCTL_STRUCT_CONV_TO(BIOCGDLTLIST, bpf_dltlist);
1412 	case BIOCSRTIMEOUT32:
1413 #define netbsd32_to_timeval(s32p, p, cmd) netbsd32_to_timeval(s32p, p)
1414 #define netbsd32_from_timeval(p, s32p, cmd) netbsd32_from_timeval(p, s32p)
1415 		IOCTL_STRUCT_CONV_TO(BIOCSRTIMEOUT, timeval);
1416 #undef netbsd32_to_timeval
1417 #undef netbsd32_from_timeval
1418 
1419 	case WSDISPLAYIO_ADDSCREEN32:
1420 		IOCTL_STRUCT_CONV_TO(WSDISPLAYIO_ADDSCREEN,
1421 		    wsdisplay_addscreendata);
1422 
1423 	case WSDISPLAYIO_GCURSOR32:
1424 		IOCTL_STRUCT_CONV_TO(WSDISPLAYIO_GCURSOR, wsdisplay_cursor);
1425 	case WSDISPLAYIO_SCURSOR32:
1426 		IOCTL_STRUCT_CONV_TO(WSDISPLAYIO_SCURSOR, wsdisplay_cursor);
1427 
1428 	case WSDISPLAYIO_GETCMAP32:
1429 		IOCTL_STRUCT_CONV_TO(WSDISPLAYIO_GETCMAP, wsdisplay_cmap);
1430 	case WSDISPLAYIO_PUTCMAP32:
1431 		IOCTL_STRUCT_CONV_TO(WSDISPLAYIO_PUTCMAP, wsdisplay_cmap);
1432 
1433 	case WSDISPLAYIO_LDFONT32:
1434 		IOCTL_STRUCT_CONV_TO(WSDISPLAYIO_LDFONT, wsdisplay_font);
1435 	case WSDISPLAYIO_SFONT32:
1436 		IOCTL_STRUCT_CONV_TO(WSDISPLAYIO_SFONT, wsdisplay_usefontdata);
1437 
1438 	case SIOCS8021132:
1439 		IOCTL_STRUCT_CONV_TO(SIOCS80211, ieee80211req);
1440 	case SIOCG8021132:
1441 		IOCTL_STRUCT_CONV_TO(SIOCG80211, ieee80211req);
1442 	case SIOCS80211NWKEY32:
1443 		IOCTL_STRUCT_CONV_TO(SIOCS80211NWKEY, ieee80211_nwkey);
1444 	case SIOCG80211NWKEY32:
1445 		IOCTL_STRUCT_CONV_TO(SIOCG80211NWKEY, ieee80211_nwkey);
1446 
1447 	case POWER_EVENT_RECVDICT32:
1448 		IOCTL_STRUCT_CONV_TO(POWER_EVENT_RECVDICT, plistref);
1449 
1450 	case CLOCKCTL_SETTIMEOFDAY32:
1451 		IOCTL_STRUCT_CONV_TO(CLOCKCTL_SETTIMEOFDAY,
1452 		    clockctl_settimeofday);
1453 	case CLOCKCTL_ADJTIME32:
1454 		IOCTL_STRUCT_CONV_TO(CLOCKCTL_ADJTIME, clockctl_adjtime);
1455 	case CLOCKCTL_CLOCK_SETTIME32:
1456 		IOCTL_STRUCT_CONV_TO(CLOCKCTL_CLOCK_SETTIME,
1457 		    clockctl_clock_settime);
1458 	case CLOCKCTL_NTP_ADJTIME32:
1459 #ifdef NTP
1460 		{
1461 			size = IOCPARM_LEN(CLOCKCTL_NTP_ADJTIME);
1462 			if (size > sizeof(stkbuf))
1463 				data = memp = kmem_alloc(size, KM_SLEEP);
1464 			else
1465 				data = (void *)stkbuf;
1466 
1467 			netbsd32_to_clockctl_ntp_adjtime(
1468 				(const struct netbsd32_clockctl_ntp_adjtime *)data32,
1469 				(struct clockctl_ntp_adjtime *)data,
1470 				CLOCKCTL_NTP_ADJTIME);
1471 			error = netbsd32_do_clockctl_ntp_adjtime(
1472 				(struct clockctl_ntp_adjtime *)data);
1473 			netbsd32_from_clockctl_ntp_adjtime(
1474 				(const struct clockctl_ntp_adjtime *)data,
1475 				(struct netbsd32_clockctl_ntp_adjtime *)data32,
1476 				CLOCKCTL_NTP_ADJTIME);
1477 
1478 			break;
1479 		}
1480 #else
1481 		error = ENOTTY;
1482 		break;
1483 #endif /* NTP */
1484 
1485 	case KIOCGSYMBOL32:
1486 		IOCTL_STRUCT_CONV_TO(KIOCGSYMBOL, ksyms_gsymbol);
1487 	case KIOCGVALUE32:
1488 		IOCTL_STRUCT_CONV_TO(KIOCGVALUE, ksyms_gvalue);
1489 
1490         case IOC_NPF_LOAD32:
1491                 IOCTL_CONV_TO(IOC_NPF_LOAD, nvlist_ref_t);
1492         case IOC_NPF_TABLE32:
1493                 IOCTL_STRUCT_CONV_TO(IOC_NPF_TABLE, npf_ioctl_table);
1494         case IOC_NPF_STATS32:
1495                 IOCTL_CONV_TO(IOC_NPF_STATS, voidp);
1496         case IOC_NPF_SAVE32:
1497                 IOCTL_CONV_TO(IOC_NPF_SAVE, nvlist_ref_t);
1498         case IOC_NPF_RULE32:
1499                 IOCTL_CONV_TO(IOC_NPF_RULE, nvlist_ref_t);
1500         case IOC_NPF_CONN_LOOKUP32:
1501                 IOCTL_CONV_TO(IOC_NPF_CONN_LOOKUP, nvlist_ref_t);
1502 
1503 	case DRVRESCANBUS32:
1504 		IOCTL_STRUCT_CONV_TO(DRVRESCANBUS, devrescanargs);
1505 	case DRVLISTDEV32:
1506 		IOCTL_STRUCT_CONV_TO(DRVLISTDEV, devlistargs);
1507 	case DRVCTLCOMMAND32:
1508 		IOCTL_STRUCT_CONV_TO(DRVCTLCOMMAND, plistref);
1509 	case DRVGETEVENT32:
1510 		IOCTL_STRUCT_CONV_TO(DRVGETEVENT, plistref);
1511 
1512 	case DIOCGSTRATEGY32:
1513 		IOCTL_STRUCT_CONV_TO(DIOCGSTRATEGY, disk_strategy);
1514 	case DIOCSSTRATEGY32:
1515 		IOCTL_STRUCT_CONV_TO(DIOCSSTRATEGY, disk_strategy);
1516 	case DIOCLWEDGES32:
1517 		IOCTL_STRUCT_CONV_TO(DIOCLWEDGES, dkwedge_list);
1518 
1519 	default:
1520 #ifdef NETBSD32_DRMKMS
1521 		if (IOCGROUP(com) == 'd') {
1522 			error = netbsd32_drm_ioctl(fp, com, data32, l);
1523 			break;
1524 		}
1525 #endif
1526 #ifdef NETBSD32_MD_IOCTL
1527 		error = netbsd32_md_ioctl(fp, com, data32, l);
1528 #else
1529 		error = (*fp->f_ops->fo_ioctl)(fp, com, data32);
1530 #endif
1531 		break;
1532 	}
1533 
1534 	if (error == EPASSTHROUGH)
1535 		error = ENOTTY;
1536 
1537 	/*
1538 	 * Copy any data to user, size was
1539 	 * already set and checked above.
1540 	 */
1541 	if (error == 0 && (com&IOC_OUT) && size32) {
1542 		error = copyout(data32, SCARG_P32(uap, data), size32);
1543 		ktrgenio(fd, UIO_READ, SCARG_P32(uap, data),
1544 		    size32, error);
1545 	}
1546 
1547  out:
1548 	/* If we allocated data, free it here. */
1549 	if (memp32)
1550 		kmem_free(memp32, alloc_size32);
1551 	if (memp)
1552 		kmem_free(memp, size);
1553 	fd_putfile(fd);
1554 	return error;
1555 }
1556