1 /* $NetBSD: netbsd32_compat_50.c,v 1.56 2023/07/29 13:40:51 rin Exp $ */
2
3 /*-
4 * Copyright (c) 2008, 2020 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Christos Zoulas.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31 #include <sys/cdefs.h>
32 __KERNEL_RCSID(0, "$NetBSD: netbsd32_compat_50.c,v 1.56 2023/07/29 13:40:51 rin Exp $");
33
34 #if defined(_KERNEL_OPT)
35 #include "opt_compat_netbsd.h"
36 #include "opt_compat_netbsd32.h"
37 #include "opt_ntp.h"
38 #include "opt_quota.h"
39 #endif
40
41
42 #include <sys/param.h>
43 #include <sys/systm.h>
44 #include <sys/module.h>
45 #include <sys/mount.h>
46 #include <sys/socket.h>
47 #include <sys/socketvar.h>
48 #include <sys/stat.h>
49 #include <sys/time.h>
50 #include <sys/timevar.h>
51 #include <sys/timex.h>
52 #include <sys/ktrace.h>
53 #include <sys/eventvar.h>
54 #include <sys/resourcevar.h>
55 #include <sys/vnode.h>
56 #include <sys/file.h>
57 #include <sys/filedesc.h>
58 #include <sys/poll.h>
59 #include <sys/namei.h>
60 #include <sys/statvfs.h>
61 #include <sys/syscallargs.h>
62 #include <sys/syscallvar.h>
63 #include <sys/proc.h>
64 #include <sys/dirent.h>
65 #include <sys/kauth.h>
66 #include <sys/vfs_syscalls.h>
67 #include <sys/compat_stub.h>
68 #include <sys/module_hook.h>
69
70 #include <compat/netbsd32/netbsd32.h>
71 #include <compat/netbsd32/netbsd32_syscall.h>
72 #include <compat/netbsd32/netbsd32_syscallargs.h>
73 #include <compat/netbsd32/netbsd32_conv.h>
74 #include <compat/netbsd32/netbsd32_event.h>
75 #include <compat/sys/mount.h>
76 #include <compat/sys/time.h>
77 #include <compat/sys/rnd.h>
78
79 #if defined(COMPAT_50)
80
81 /*
82 * Common routine to set access and modification times given a vnode.
83 */
84 static int
get_utimes32(const netbsd32_timeval50p_t * tptr,struct timeval * tv,struct timeval ** tvp)85 get_utimes32(const netbsd32_timeval50p_t *tptr, struct timeval *tv,
86 struct timeval **tvp)
87 {
88 int error;
89 struct netbsd32_timeval50 tv32[2];
90
91 if (tptr == NULL) {
92 *tvp = NULL;
93 return 0;
94 }
95
96 error = copyin(tptr, tv32, sizeof(tv32));
97 if (error)
98 return error;
99 netbsd32_to_timeval50(&tv32[0], &tv[0]);
100 netbsd32_to_timeval50(&tv32[1], &tv[1]);
101
102 *tvp = tv;
103 return 0;
104 }
105
106 int
compat_50_netbsd32_mknod(struct lwp * l,const struct compat_50_netbsd32_mknod_args * uap,register_t * retval)107 compat_50_netbsd32_mknod(struct lwp *l,
108 const struct compat_50_netbsd32_mknod_args *uap, register_t *retval)
109 {
110 /* {
111 syscallarg(netbsd32_charp) path;
112 syscallarg(mode_t) mode;
113 syscallarg(uint32_t) dev;
114 } */
115 return do_sys_mknod(l, SCARG_P32(uap, path), SCARG(uap, mode),
116 SCARG(uap, dev), UIO_USERSPACE);
117 }
118
119 int
compat_50_netbsd32_select(struct lwp * l,const struct compat_50_netbsd32_select_args * uap,register_t * retval)120 compat_50_netbsd32_select(struct lwp *l,
121 const struct compat_50_netbsd32_select_args *uap, register_t *retval)
122 {
123 /* {
124 syscallarg(int) nd;
125 syscallarg(netbsd32_fd_setp_t) in;
126 syscallarg(netbsd32_fd_setp_t) ou;
127 syscallarg(netbsd32_fd_setp_t) ex;
128 syscallarg(netbsd32_timeval50p_t) tv;
129 } */
130 int error;
131 struct netbsd32_timeval50 tv32;
132 struct timespec ats, *ts = NULL;
133
134 if (SCARG_P32(uap, tv)) {
135 error = copyin(SCARG_P32(uap, tv), &tv32, sizeof(tv32));
136 if (error != 0)
137 return error;
138
139 if (tv32.tv_usec < 0 || tv32.tv_usec >= 1000000)
140 return EINVAL;
141
142 ats.tv_sec = tv32.tv_sec;
143 ats.tv_nsec = tv32.tv_usec * 1000;
144 ts = &ats;
145 }
146
147 return selcommon(retval, SCARG(uap, nd), SCARG_P32(uap, in),
148 SCARG_P32(uap, ou), SCARG_P32(uap, ex), ts, NULL);
149 }
150
151 int
compat_50_netbsd32_gettimeofday(struct lwp * l,const struct compat_50_netbsd32_gettimeofday_args * uap,register_t * retval)152 compat_50_netbsd32_gettimeofday(struct lwp *l,
153 const struct compat_50_netbsd32_gettimeofday_args *uap, register_t *retval)
154 {
155 /* {
156 syscallarg(netbsd32_timeval50p_t) tp;
157 syscallarg(netbsd32_timezonep_t) tzp;
158 } */
159 struct timeval atv;
160 struct netbsd32_timeval50 tv32;
161 int error = 0;
162 struct netbsd32_timezone tzfake;
163
164 if (SCARG_P32(uap, tp)) {
165 microtime(&atv);
166 netbsd32_from_timeval50(&atv, &tv32);
167 error = copyout(&tv32, SCARG_P32(uap, tp), sizeof(tv32));
168 if (error)
169 return error;
170 }
171 if (SCARG_P32(uap, tzp)) {
172 /*
173 * NetBSD has no kernel notion of time zone, so we just
174 * fake up a timezone struct and return it if demanded.
175 */
176 memset(&tzfake, 0, sizeof(tzfake));
177 tzfake.tz_minuteswest = 0;
178 tzfake.tz_dsttime = 0;
179 error = copyout(&tzfake, SCARG_P32(uap, tzp), sizeof(tzfake));
180 }
181 return error;
182 }
183
184 int
compat_50_netbsd32_settimeofday(struct lwp * l,const struct compat_50_netbsd32_settimeofday_args * uap,register_t * retval)185 compat_50_netbsd32_settimeofday(struct lwp *l,
186 const struct compat_50_netbsd32_settimeofday_args *uap, register_t *retval)
187 {
188 /* {
189 syscallarg(const netbsd32_timeval50p_t) tv;
190 syscallarg(const netbsd32_timezonep_t) tzp;
191 } */
192 struct netbsd32_timeval50 atv32;
193 struct timeval atv;
194 struct timespec ats;
195 int error;
196 struct proc *p = l->l_proc;
197
198 /* Verify all parameters before changing time. */
199
200 /*
201 * NetBSD has no kernel notion of time zone, and only an
202 * obsolete program would try to set it, so we log a warning.
203 */
204 if (SCARG_P32(uap, tzp))
205 printf("pid %d attempted to set the "
206 "(obsolete) kernel time zone\n", p->p_pid);
207
208 if (SCARG_P32(uap, tv) == 0)
209 return 0;
210
211 if ((error = copyin(SCARG_P32(uap, tv), &atv32, sizeof(atv32))) != 0)
212 return error;
213
214 netbsd32_to_timeval50(&atv32, &atv);
215
216 if (atv.tv_usec < 0 || atv.tv_usec >= 1000000)
217 return EINVAL;
218
219 TIMEVAL_TO_TIMESPEC(&atv, &ats);
220 return settime(p, &ats);
221 }
222
223 int
compat_50_netbsd32_utimes(struct lwp * l,const struct compat_50_netbsd32_utimes_args * uap,register_t * retval)224 compat_50_netbsd32_utimes(struct lwp *l,
225 const struct compat_50_netbsd32_utimes_args *uap, register_t *retval)
226 {
227 /* {
228 syscallarg(const netbsd32_charp) path;
229 syscallarg(const netbsd32_timeval50p_t) tptr;
230 } */
231 int error;
232 struct timeval tv[2], *tvp;
233
234 error = get_utimes32(SCARG_P32(uap, tptr), tv, &tvp);
235 if (error != 0)
236 return error;
237
238 return do_sys_utimes(l, NULL, SCARG_P32(uap, path), FOLLOW,
239 tvp, UIO_SYSSPACE);
240 }
241
242 int
compat_50_netbsd32_adjtime(struct lwp * l,const struct compat_50_netbsd32_adjtime_args * uap,register_t * retval)243 compat_50_netbsd32_adjtime(struct lwp *l,
244 const struct compat_50_netbsd32_adjtime_args *uap, register_t *retval)
245 {
246 /* {
247 syscallarg(const netbsd32_timeval50p_t) delta;
248 syscallarg(netbsd32_timeval50p_t) olddelta;
249 } */
250 struct netbsd32_timeval50 atv;
251 int error;
252
253 if ((error = kauth_authorize_system(l->l_cred,
254 KAUTH_SYSTEM_TIME, KAUTH_REQ_SYSTEM_TIME_ADJTIME, NULL, NULL,
255 NULL)) != 0)
256 return error;
257
258 if (SCARG_P32(uap, olddelta)) {
259 memset(&atv, 0, sizeof(atv));
260
261 mutex_spin_enter(&timecounter_lock);
262 atv.tv_sec = time_adjtime / 1000000;
263 atv.tv_usec = time_adjtime % 1000000;
264 if (atv.tv_usec < 0) {
265 atv.tv_usec += 1000000;
266 atv.tv_sec--;
267 }
268 mutex_spin_exit(&timecounter_lock);
269
270 error = copyout(&atv, SCARG_P32(uap, olddelta), sizeof(atv));
271 if (error)
272 return error;
273 }
274
275 if (SCARG_P32(uap, delta)) {
276 error = copyin(SCARG_P32(uap, delta), &atv, sizeof(atv));
277 if (error)
278 return error;
279
280 mutex_spin_enter(&timecounter_lock);
281 time_adjtime = (int64_t)atv.tv_sec * 1000000 + atv.tv_usec;
282 if (time_adjtime)
283 /* We need to save the system time during shutdown */
284 time_adjusted |= 1;
285 mutex_spin_exit(&timecounter_lock);
286 }
287
288 return 0;
289 }
290
291 int
compat_50_netbsd32_futimes(struct lwp * l,const struct compat_50_netbsd32_futimes_args * uap,register_t * retval)292 compat_50_netbsd32_futimes(struct lwp *l,
293 const struct compat_50_netbsd32_futimes_args *uap, register_t *retval)
294 {
295 /* {
296 syscallarg(int) fd;
297 syscallarg(const netbsd32_timeval50p_t) tptr;
298 } */
299 int error;
300 file_t *fp;
301 struct timeval tv[2], *tvp;
302
303 error = get_utimes32(SCARG_P32(uap, tptr), tv, &tvp);
304 if (error != 0)
305 return error;
306
307 /* fd_getvnode() will use the descriptor for us */
308 if ((error = fd_getvnode(SCARG(uap, fd), &fp)) != 0)
309 return error;
310
311 error = do_sys_utimes(l, fp->f_vnode, NULL, 0, tvp, UIO_SYSSPACE);
312
313 fd_putfile(SCARG(uap, fd));
314 return error;
315 }
316
317 int
compat_50_netbsd32_clock_gettime(struct lwp * l,const struct compat_50_netbsd32_clock_gettime_args * uap,register_t * retval)318 compat_50_netbsd32_clock_gettime(struct lwp *l,
319 const struct compat_50_netbsd32_clock_gettime_args *uap, register_t *retval)
320 {
321 /* {
322 syscallarg(netbsd32_clockid_t) clock_id;
323 syscallarg(netbsd32_timespec50p_t) tp;
324 } */
325 int error;
326 struct timespec ats;
327 struct netbsd32_timespec50 ts32;
328
329 error = clock_gettime1(SCARG(uap, clock_id), &ats);
330 if (error != 0)
331 return error;
332
333 netbsd32_from_timespec50(&ats, &ts32);
334 return copyout(&ts32, SCARG_P32(uap, tp), sizeof(ts32));
335 }
336
337 int
compat_50_netbsd32_clock_settime(struct lwp * l,const struct compat_50_netbsd32_clock_settime_args * uap,register_t * retval)338 compat_50_netbsd32_clock_settime(struct lwp *l,
339 const struct compat_50_netbsd32_clock_settime_args *uap, register_t *retval)
340 {
341 /* {
342 syscallarg(netbsd32_clockid_t) clock_id;
343 syscallarg(const netbsd32_timespec50p_t) tp;
344 } */
345 struct netbsd32_timespec50 ts32;
346 struct timespec ats;
347 int error;
348
349 if ((error = copyin(SCARG_P32(uap, tp), &ts32, sizeof(ts32))) != 0)
350 return error;
351
352 netbsd32_to_timespec50(&ts32, &ats);
353 return clock_settime1(l->l_proc, SCARG(uap, clock_id), &ats, true);
354 }
355
356 int
compat_50_netbsd32_clock_getres(struct lwp * l,const struct compat_50_netbsd32_clock_getres_args * uap,register_t * retval)357 compat_50_netbsd32_clock_getres(struct lwp *l,
358 const struct compat_50_netbsd32_clock_getres_args *uap, register_t *retval)
359 {
360 /* {
361 syscallarg(netbsd32_clockid_t) clock_id;
362 syscallarg(netbsd32_timespec50p_t) tp;
363 } */
364 struct netbsd32_timespec50 ts32;
365 struct timespec ts;
366 int error;
367
368 error = clock_getres1(SCARG(uap, clock_id), &ts);
369 if (error != 0)
370 return error;
371
372 if (SCARG_P32(uap, tp)) {
373 netbsd32_from_timespec50(&ts, &ts32);
374 error = copyout(&ts32, SCARG_P32(uap, tp), sizeof(ts32));
375 }
376
377 return error;
378 }
379
380 int
compat_50_netbsd32_timer_settime(struct lwp * l,const struct compat_50_netbsd32_timer_settime_args * uap,register_t * retval)381 compat_50_netbsd32_timer_settime(struct lwp *l,
382 const struct compat_50_netbsd32_timer_settime_args *uap, register_t *retval)
383 {
384 /* {
385 syscallarg(netbsd32_timer_t) timerid;
386 syscallarg(int) flags;
387 syscallarg(const netbsd32_itimerspec50p_t) value;
388 syscallarg(netbsd32_itimerspec50p_t) ovalue;
389 } */
390 int error;
391 struct itimerspec value, ovalue, *ovp = NULL;
392 struct netbsd32_itimerspec50 its32;
393
394 if ((error = copyin(SCARG_P32(uap, value), &its32, sizeof(its32))) != 0)
395 return error;
396 netbsd32_to_timespec50(&its32.it_interval, &value.it_interval);
397 netbsd32_to_timespec50(&its32.it_value, &value.it_value);
398
399 if (SCARG_P32(uap, ovalue))
400 ovp = &ovalue;
401
402 if ((error = dotimer_settime(SCARG(uap, timerid), &value, ovp,
403 SCARG(uap, flags), l->l_proc)) != 0)
404 return error;
405
406 if (ovp) {
407 memset(&its32, 0, sizeof(its32));
408 netbsd32_from_timespec50(&ovp->it_interval, &its32.it_interval);
409 netbsd32_from_timespec50(&ovp->it_value, &its32.it_value);
410 return copyout(&its32, SCARG_P32(uap, ovalue), sizeof(its32));
411 }
412 return 0;
413 }
414
415 int
compat_50_netbsd32_timer_gettime(struct lwp * l,const struct compat_50_netbsd32_timer_gettime_args * uap,register_t * retval)416 compat_50_netbsd32_timer_gettime(struct lwp *l, const struct compat_50_netbsd32_timer_gettime_args *uap, register_t *retval)
417 {
418 /* {
419 syscallarg(netbsd32_timer_t) timerid;
420 syscallarg(netbsd32_itimerspec50p_t) value;
421 } */
422 int error;
423 struct itimerspec its;
424 struct netbsd32_itimerspec50 its32;
425
426 if ((error = dotimer_gettime(SCARG(uap, timerid), l->l_proc,
427 &its)) != 0)
428 return error;
429
430 memset(&its32, 0, sizeof(its32));
431
432 netbsd32_from_timespec50(&its.it_interval, &its32.it_interval);
433 netbsd32_from_timespec50(&its.it_value, &its32.it_value);
434
435 return copyout(&its32, SCARG_P32(uap, value), sizeof(its32));
436 }
437
438 int
compat_50_netbsd32_nanosleep(struct lwp * l,const struct compat_50_netbsd32_nanosleep_args * uap,register_t * retval)439 compat_50_netbsd32_nanosleep(struct lwp *l,
440 const struct compat_50_netbsd32_nanosleep_args *uap, register_t *retval)
441 {
442 /* {
443 syscallarg(const netbsd32_timespec50p_t) rqtp;
444 syscallarg(netbsd32_timespecp_t) rmtp;
445 } */
446 struct netbsd32_timespec50 ts32;
447 struct timespec rqt, rmt;
448 int error, error1;
449
450 error = copyin(SCARG_P32(uap, rqtp), &ts32, sizeof(ts32));
451 if (error)
452 return error;
453 netbsd32_to_timespec50(&ts32, &rqt);
454
455 error = nanosleep1(l, CLOCK_MONOTONIC, 0, &rqt,
456 SCARG_P32(uap, rmtp) ? &rmt : NULL);
457 if (SCARG_P32(uap, rmtp) == NULL || (error != 0 && error != EINTR))
458 return error;
459
460 netbsd32_from_timespec50(&rmt, &ts32);
461 error1 = copyout(&ts32, SCARG_P32(uap,rmtp), sizeof(ts32));
462 return error1 ? error1 : error;
463 }
464
465 static int
compat_50_netbsd32_sigtimedwait_put_info(const void * src,void * dst,size_t size)466 compat_50_netbsd32_sigtimedwait_put_info(const void *src, void *dst, size_t size)
467 {
468 const siginfo_t *info = src;
469 siginfo32_t info32;
470
471 netbsd32_si_to_si32(&info32, info);
472
473 return copyout(&info32, dst, sizeof(info32));
474 }
475
476 static int
compat_50_netbsd32_sigtimedwait_fetch_timeout(const void * src,void * dst,size_t size)477 compat_50_netbsd32_sigtimedwait_fetch_timeout(const void *src, void *dst, size_t size)
478 {
479 struct timespec *ts = dst;
480 struct netbsd32_timespec50 ts32;
481 int error;
482
483 error = copyin(src, &ts32, sizeof(ts32));
484 if (error)
485 return error;
486
487 netbsd32_to_timespec50(&ts32, ts);
488 return 0;
489 }
490
491 static int
compat_50_netbsd32_sigtimedwait_put_timeout(const void * src,void * dst,size_t size)492 compat_50_netbsd32_sigtimedwait_put_timeout(const void *src, void *dst, size_t size)
493 {
494 const struct timespec *ts = src;
495 struct netbsd32_timespec50 ts32;
496
497 netbsd32_from_timespec50(ts, &ts32);
498
499 return copyout(&ts32, dst, sizeof(ts32));
500 }
501
502 int
compat_50_netbsd32___sigtimedwait(struct lwp * l,const struct compat_50_netbsd32___sigtimedwait_args * uap,register_t * retval)503 compat_50_netbsd32___sigtimedwait(struct lwp *l,
504 const struct compat_50_netbsd32___sigtimedwait_args *uap, register_t *retval)
505 {
506 /* {
507 syscallarg(netbsd32_sigsetp_t) set;
508 syscallarg(netbsd32_siginfop_t) info;
509 syscallarg(netbsd32_timespec50p_t) timeout;
510 } */
511 struct sys_____sigtimedwait50_args ua;
512 int res;
513
514 NETBSD32TOP_UAP(set, const sigset_t);
515 NETBSD32TOP_UAP(info, siginfo_t);
516 NETBSD32TOP_UAP(timeout, struct timespec);
517
518 res = sigtimedwait1(l, &ua, retval,
519 copyin,
520 compat_50_netbsd32_sigtimedwait_put_info,
521 compat_50_netbsd32_sigtimedwait_fetch_timeout,
522 compat_50_netbsd32_sigtimedwait_put_timeout);
523 if (!res)
524 *retval = 0; /* NetBSD<=5 was not POSIX compliant */
525 return res;
526 }
527
528 int
compat_50_netbsd32_lutimes(struct lwp * l,const struct compat_50_netbsd32_lutimes_args * uap,register_t * retval)529 compat_50_netbsd32_lutimes(struct lwp *l,
530 const struct compat_50_netbsd32_lutimes_args *uap, register_t *retval)
531 {
532 /* {
533 syscallarg(const netbsd32_charp) path;
534 syscallarg(const netbsd32_timeval50p_t) tptr;
535 } */
536 int error;
537 struct timeval tv[2], *tvp;
538
539 error = get_utimes32(SCARG_P32(uap, tptr), tv, &tvp);
540 if (error != 0)
541 return error;
542
543 return do_sys_utimes(l, NULL, SCARG_P32(uap, path), NOFOLLOW,
544 tvp, UIO_SYSSPACE);
545 }
546
547 int
compat_50_netbsd32__lwp_park(struct lwp * l,const struct compat_50_netbsd32__lwp_park_args * uap,register_t * retval)548 compat_50_netbsd32__lwp_park(struct lwp *l,
549 const struct compat_50_netbsd32__lwp_park_args *uap, register_t *retval)
550 {
551 /* {
552 syscallarg(const netbsd32_timespec50p) ts;
553 syscallarg(lwpid_t) unpark;
554 syscallarg(netbsd32_voidp) hint;
555 syscallarg(netbsd32_voidp) unparkhint;
556 } */
557 struct timespec ts, *tsp;
558 struct netbsd32_timespec50 ts32;
559 int error;
560
561 if (SCARG_P32(uap, ts) == NULL)
562 tsp = NULL;
563 else {
564 error = copyin(SCARG_P32(uap, ts), &ts32, sizeof ts32);
565 if (error != 0)
566 return error;
567 netbsd32_to_timespec50(&ts32, &ts);
568 tsp = &ts;
569 }
570
571 if (SCARG(uap, unpark) != 0) {
572 error = lwp_unpark(&SCARG(uap, unpark), 1);
573 if (error != 0)
574 return error;
575 }
576
577 return lwp_park(CLOCK_REALTIME, TIMER_ABSTIME, tsp);
578 }
579
580 static int
compat_50_netbsd32_kevent_fetch_timeout(const void * src,void * dest,size_t length)581 compat_50_netbsd32_kevent_fetch_timeout(const void *src, void *dest,
582 size_t length)
583 {
584 struct netbsd32_timespec50 ts32;
585 int error;
586
587 KASSERT(length == sizeof(struct timespec50));
588
589 error = copyin(src, &ts32, sizeof(ts32));
590 if (error)
591 return error;
592 netbsd32_to_timespec50(&ts32, (struct timespec *)dest);
593 return 0;
594 }
595
596 int
compat_50_netbsd32_kevent(struct lwp * l,const struct compat_50_netbsd32_kevent_args * uap,register_t * retval)597 compat_50_netbsd32_kevent(struct lwp *l,
598 const struct compat_50_netbsd32_kevent_args *uap, register_t *retval)
599 {
600 /* {
601 syscallarg(int) fd;
602 syscallarg(netbsd32_kevent100p_t) changelist;
603 syscallarg(netbsd32_size_t) nchanges;
604 syscallarg(netbsd32_kevent100p_t) eventlist;
605 syscallarg(netbsd32_size_t) nevents;
606 syscallarg(netbsd32_timespec50p_t) timeout;
607 } */
608 struct kevent_ops kops = {
609 .keo_fetch_timeout = compat_50_netbsd32_kevent_fetch_timeout,
610 .keo_fetch_changes = compat_100_netbsd32_kevent_fetch_changes,
611 .keo_put_events = compat_100_netbsd32_kevent_put_events,
612 };
613
614 return netbsd32_kevent1(retval, SCARG(uap, fd),
615 (netbsd32_keventp_t)SCARG(uap, changelist), SCARG(uap, nchanges),
616 (netbsd32_keventp_t)SCARG(uap, eventlist), SCARG(uap, nevents),
617 (netbsd32_timespecp_t)SCARG(uap, timeout), &kops);
618 }
619
620 int
compat_50_netbsd32_pselect(struct lwp * l,const struct compat_50_netbsd32_pselect_args * uap,register_t * retval)621 compat_50_netbsd32_pselect(struct lwp *l,
622 const struct compat_50_netbsd32_pselect_args *uap, register_t *retval)
623 {
624 /* {
625 syscallarg(int) nd;
626 syscallarg(netbsd32_fd_setp_t) in;
627 syscallarg(netbsd32_fd_setp_t) ou;
628 syscallarg(netbsd32_fd_setp_t) ex;
629 syscallarg(const netbsd32_timespec50p_t) ts;
630 syscallarg(const netbsd32_sigsetp_t) mask;
631 } */
632 int error;
633 struct netbsd32_timespec50 ts32;
634 struct timespec ats, *ts = NULL;
635 sigset_t amask, *mask = NULL;
636
637 if (SCARG_P32(uap, ts)) {
638 error = copyin(SCARG_P32(uap, ts), &ts32, sizeof(ts32));
639 if (error != 0)
640 return error;
641 netbsd32_to_timespec50(&ts32, &ats);
642 ts = &ats;
643 }
644 if (SCARG_P32(uap, mask)) {
645 error = copyin(SCARG_P32(uap, mask), &amask, sizeof(amask));
646 if (error != 0)
647 return error;
648 mask = &amask;
649 }
650
651 return selcommon(retval, SCARG(uap, nd), SCARG_P32(uap, in),
652 SCARG_P32(uap, ou), SCARG_P32(uap, ex), ts, mask);
653 }
654
655 int
compat_50_netbsd32_pollts(struct lwp * l,const struct compat_50_netbsd32_pollts_args * uap,register_t * retval)656 compat_50_netbsd32_pollts(struct lwp *l,
657 const struct compat_50_netbsd32_pollts_args *uap, register_t *retval)
658 {
659 /* {
660 syscallarg(struct netbsd32_pollfdp_t) fds;
661 syscallarg(u_int) nfds;
662 syscallarg(const netbsd32_timespec50p_t) ts;
663 syscallarg(const netbsd32_sigsetp_t) mask;
664 } */
665 int error;
666 struct netbsd32_timespec50 ts32;
667 struct timespec ats, *ts = NULL;
668 sigset_t amask, *mask = NULL;
669
670 if (SCARG_P32(uap, ts)) {
671 error = copyin(SCARG_P32(uap, ts), &ts32, sizeof(ts32));
672 if (error != 0)
673 return error;
674 netbsd32_to_timespec50(&ts32, &ats);
675 ts = &ats;
676 }
677 if (NETBSD32PTR64( SCARG(uap, mask))) {
678 error = copyin(SCARG_P32(uap, mask), &amask, sizeof(amask));
679 if (error != 0)
680 return error;
681 mask = &amask;
682 }
683
684 return pollcommon(retval, SCARG_P32(uap, fds),
685 SCARG(uap, nfds), ts, mask);
686 }
687
688 int
compat_50_netbsd32___stat30(struct lwp * l,const struct compat_50_netbsd32___stat30_args * uap,register_t * retval)689 compat_50_netbsd32___stat30(struct lwp *l,
690 const struct compat_50_netbsd32___stat30_args *uap, register_t *retval)
691 {
692 /* {
693 syscallarg(const netbsd32_charp) path;
694 syscallarg(netbsd32_stat50p_t) ub;
695 } */
696 struct netbsd32_stat50 sb32;
697 struct stat sb;
698 int error;
699 const char *path;
700
701 path = SCARG_P32(uap, path);
702
703 error = do_sys_stat(path, FOLLOW, &sb);
704 if (error)
705 return error;
706 netbsd32_from___stat50(&sb, &sb32);
707 error = copyout(&sb32, SCARG_P32(uap, ub), sizeof(sb32));
708 return error;
709 }
710
711 int
compat_50_netbsd32___fstat30(struct lwp * l,const struct compat_50_netbsd32___fstat30_args * uap,register_t * retval)712 compat_50_netbsd32___fstat30(struct lwp *l,
713 const struct compat_50_netbsd32___fstat30_args *uap, register_t *retval)
714 {
715 /* {
716 syscallarg(int) fd;
717 syscallarg(netbsd32_stat50p_t) sb;
718 } */
719 struct netbsd32_stat50 sb32;
720 struct stat ub;
721 int error;
722
723 error = do_sys_fstat(SCARG(uap, fd), &ub);
724 if (error == 0) {
725 netbsd32_from___stat50(&ub, &sb32);
726 error = copyout(&sb32, SCARG_P32(uap, sb), sizeof(sb32));
727 }
728 return error;
729 }
730
731 int
compat_50_netbsd32___lstat30(struct lwp * l,const struct compat_50_netbsd32___lstat30_args * uap,register_t * retval)732 compat_50_netbsd32___lstat30(struct lwp *l,
733 const struct compat_50_netbsd32___lstat30_args *uap, register_t *retval)
734 {
735 /* {
736 syscallarg(const netbsd32_charp) path;
737 syscallarg(netbsd32_stat50p_t) ub;
738 } */
739 struct netbsd32_stat50 sb32;
740 struct stat sb;
741 int error;
742 const char *path;
743
744 path = SCARG_P32(uap, path);
745
746 error = do_sys_stat(path, NOFOLLOW, &sb);
747 if (error)
748 return error;
749 netbsd32_from___stat50(&sb, &sb32);
750 error = copyout(&sb32, SCARG_P32(uap, ub), sizeof(sb32));
751 return error;
752 }
753
754 int
compat_50_netbsd32___fhstat40(struct lwp * l,const struct compat_50_netbsd32___fhstat40_args * uap,register_t * retval)755 compat_50_netbsd32___fhstat40(struct lwp *l, const struct compat_50_netbsd32___fhstat40_args *uap, register_t *retval)
756 {
757 /* {
758 syscallarg(const netbsd32_pointer_t) fhp;
759 syscallarg(netbsd32_size_t) fh_size;
760 syscallarg(netbsd32_stat50p_t) sb;
761 } */
762 struct stat sb;
763 struct netbsd32_stat50 sb32;
764 int error;
765
766 error = do_fhstat(l, SCARG_P32(uap, fhp), SCARG(uap, fh_size), &sb);
767 if (error == 0) {
768 netbsd32_from___stat50(&sb, &sb32);
769 error = copyout(&sb32, SCARG_P32(uap, sb), sizeof(sb32));
770 }
771 return error;
772 }
773
774 int
compat_50_netbsd32_wait4(struct lwp * l,const struct compat_50_netbsd32_wait4_args * uap,register_t * retval)775 compat_50_netbsd32_wait4(struct lwp *l, const struct compat_50_netbsd32_wait4_args *uap, register_t *retval)
776 {
777 /* {
778 syscallarg(int) pid;
779 syscallarg(netbsd32_intp) status;
780 syscallarg(int) options;
781 syscallarg(netbsd32_rusage50p_t) rusage;
782 } */
783 int error, status, pid = SCARG(uap, pid);
784 struct netbsd32_rusage50 ru32;
785 struct rusage ru;
786
787 error = do_sys_wait(&pid, &status, SCARG(uap, options),
788 SCARG_P32(uap, rusage) != NULL ? &ru : NULL);
789
790 retval[0] = pid;
791 if (pid == 0)
792 return error;
793
794 if (SCARG_P32(uap, rusage)) {
795 netbsd32_from_rusage50(&ru, &ru32);
796 error = copyout(&ru32, SCARG_P32(uap, rusage), sizeof(ru32));
797 }
798
799 if (error == 0 && SCARG_P32(uap, status))
800 error = copyout(&status, SCARG_P32(uap, status), sizeof(status));
801
802 return error;
803 }
804
805
806 int
compat_50_netbsd32_getrusage(struct lwp * l,const struct compat_50_netbsd32_getrusage_args * uap,register_t * retval)807 compat_50_netbsd32_getrusage(struct lwp *l, const struct compat_50_netbsd32_getrusage_args *uap, register_t *retval)
808 {
809 /* {
810 syscallarg(int) who;
811 syscallarg(netbsd32_rusage50p_t) rusage;
812 } */
813 int error;
814 struct proc *p = l->l_proc;
815 struct rusage ru;
816 struct netbsd32_rusage50 ru32;
817
818 error = getrusage1(p, SCARG(uap, who), &ru);
819 if (error != 0)
820 return error;
821
822 netbsd32_from_rusage50(&ru, &ru32);
823 return copyout(&ru32, SCARG_P32(uap, rusage), sizeof(ru32));
824 }
825
826 int
compat_50_netbsd32_setitimer(struct lwp * l,const struct compat_50_netbsd32_setitimer_args * uap,register_t * retval)827 compat_50_netbsd32_setitimer(struct lwp *l,
828 const struct compat_50_netbsd32_setitimer_args *uap, register_t *retval)
829 {
830 /* {
831 syscallarg(int) which;
832 syscallarg(const netbsd32_itimerval50p_t) itv;
833 syscallarg(netbsd32_itimerval50p_t) oitv;
834 } */
835 struct proc *p = l->l_proc;
836 struct netbsd32_itimerval50 s32it, *itv32;
837 int which = SCARG(uap, which);
838 struct compat_50_netbsd32_getitimer_args getargs;
839 struct itimerval aitv;
840 int error;
841
842 itv32 = SCARG_P32(uap, itv);
843 if (itv32) {
844 if ((error = copyin(itv32, &s32it, sizeof(s32it))))
845 return error;
846 netbsd32_to_itimerval50(&s32it, &aitv);
847 }
848 if (SCARG_P32(uap, oitv) != 0) {
849 SCARG(&getargs, which) = which;
850 SCARG(&getargs, itv) = SCARG(uap, oitv);
851 if ((error = compat_50_netbsd32_getitimer(l, &getargs, retval)) != 0)
852 return error;
853 }
854 if (itv32 == 0)
855 return 0;
856
857 return dosetitimer(p, which, &aitv);
858 }
859
860 int
compat_50_netbsd32_getitimer(struct lwp * l,const struct compat_50_netbsd32_getitimer_args * uap,register_t * retval)861 compat_50_netbsd32_getitimer(struct lwp *l, const struct compat_50_netbsd32_getitimer_args *uap, register_t *retval)
862 {
863 /* {
864 syscallarg(int) which;
865 syscallarg(netbsd32_itimerval50p_t) itv;
866 } */
867 struct proc *p = l->l_proc;
868 struct netbsd32_itimerval50 s32it;
869 struct itimerval aitv;
870 int error;
871
872 error = dogetitimer(p, SCARG(uap, which), &aitv);
873 if (error)
874 return error;
875
876 netbsd32_from_itimerval50(&aitv, &s32it);
877 return copyout(&s32it, SCARG_P32(uap, itv), sizeof(s32it));
878 }
879
880 #ifdef NTP
881 int
compat_50_netbsd32_ntp_gettime(struct lwp * l,const struct compat_50_netbsd32_ntp_gettime_args * uap,register_t * retval)882 compat_50_netbsd32_ntp_gettime(struct lwp *l,
883 const struct compat_50_netbsd32_ntp_gettime_args *uap, register_t *retval)
884 {
885 /* {
886 syscallarg(netbsd32_ntptimeval50p_t) ntvp;
887 } */
888 struct netbsd32_ntptimeval50 ntv32;
889 struct ntptimeval ntv;
890 int error = 0;
891
892 if (vec_ntp_gettime == NULL)
893 return EINVAL;
894
895 if (SCARG_P32(uap, ntvp)) {
896 (*vec_ntp_gettime)(&ntv);
897
898 memset(&ntv32, 0, sizeof(ntv32));
899 ntv32.time.tv_sec = (int32_t)ntv.time.tv_sec;
900 ntv32.time.tv_nsec = ntv.time.tv_nsec;
901 ntv32.maxerror = (netbsd32_long)ntv.maxerror;
902 ntv32.esterror = (netbsd32_long)ntv.esterror;
903 ntv32.tai = (netbsd32_long)ntv.tai;
904 ntv32.time_state = ntv.time_state;
905 error = copyout(&ntv32, SCARG_P32(uap, ntvp), sizeof(ntv32));
906 }
907 if (!error) {
908 *retval = (*vec_ntp_timestatus)();
909 }
910
911 return error;
912 }
913 #endif
914
915 static struct syscall_package compat_netbsd32_50_syscalls[] = {
916 { NETBSD32_SYS_compat_50_netbsd32_mknod, 0,
917 (sy_call_t *)compat_50_netbsd32_mknod },
918 { NETBSD32_SYS_compat_50_netbsd32_select, 0,
919 (sy_call_t *)compat_50_netbsd32_select },
920 { NETBSD32_SYS_compat_50_netbsd32_gettimeofday, 0,
921 (sy_call_t *)compat_50_netbsd32_gettimeofday },
922 { NETBSD32_SYS_compat_50_netbsd32_settimeofday, 0,
923 (sy_call_t *)compat_50_netbsd32_settimeofday },
924 { NETBSD32_SYS_compat_50_netbsd32_utimes, 0,
925 (sy_call_t *)compat_50_netbsd32_utimes },
926 { NETBSD32_SYS_compat_50_netbsd32_futimes, 0,
927 (sy_call_t *)compat_50_netbsd32_futimes },
928 { NETBSD32_SYS_compat_50_netbsd32_adjtime, 0,
929 (sy_call_t *)compat_50_netbsd32_adjtime },
930 { NETBSD32_SYS_compat_50_netbsd32_clock_gettime, 0,
931 (sy_call_t *)compat_50_netbsd32_clock_gettime },
932 { NETBSD32_SYS_compat_50_netbsd32_clock_settime, 0,
933 (sy_call_t *)compat_50_netbsd32_clock_settime },
934 { NETBSD32_SYS_compat_50_netbsd32_clock_getres, 0,
935 (sy_call_t *)compat_50_netbsd32_clock_getres },
936 { NETBSD32_SYS_compat_50_netbsd32_timer_settime, 0,
937 (sy_call_t *)compat_50_netbsd32_timer_settime },
938 { NETBSD32_SYS_compat_50_netbsd32_timer_gettime, 0,
939 (sy_call_t *)compat_50_netbsd32_timer_gettime },
940 { NETBSD32_SYS_compat_50_netbsd32_nanosleep, 0,
941 (sy_call_t *)compat_50_netbsd32_nanosleep },
942 { NETBSD32_SYS_compat_50_netbsd32___sigtimedwait, 0,
943 (sy_call_t *)compat_50_netbsd32___sigtimedwait },
944 { NETBSD32_SYS_compat_50_netbsd32_lutimes, 0,
945 (sy_call_t *)compat_50_netbsd32_lutimes },
946 { NETBSD32_SYS_compat_50_netbsd32__lwp_park, 0,
947 (sy_call_t *)compat_50_netbsd32__lwp_park },
948 { NETBSD32_SYS_compat_50_netbsd32_kevent, 0,
949 (sy_call_t *)compat_50_netbsd32_kevent },
950 { NETBSD32_SYS_compat_50_netbsd32_pselect, 0,
951 (sy_call_t *)compat_50_netbsd32_pselect },
952 { NETBSD32_SYS_compat_50_netbsd32_pollts, 0,
953 (sy_call_t *)compat_50_netbsd32_pollts },
954 { NETBSD32_SYS_compat_50_netbsd32___stat30, 0,
955 (sy_call_t *)compat_50_netbsd32___stat30 },
956 { NETBSD32_SYS_compat_50_netbsd32___fstat30, 0,
957 (sy_call_t *)compat_50_netbsd32___fstat30 },
958 { NETBSD32_SYS_compat_50_netbsd32___lstat30, 0,
959 (sy_call_t *)compat_50_netbsd32___lstat30 },
960 { NETBSD32_SYS_compat_50_netbsd32___fhstat40, 0,
961 (sy_call_t *)compat_50_netbsd32___fhstat40 },
962 { NETBSD32_SYS_compat_50_netbsd32_wait4, 0,
963 (sy_call_t *)compat_50_netbsd32_wait4 },
964 { NETBSD32_SYS_compat_50_netbsd32_getrusage, 0,
965 (sy_call_t *)compat_50_netbsd32_getrusage },
966 { NETBSD32_SYS_compat_50_netbsd32_setitimer, 0,
967 (sy_call_t *)compat_50_netbsd32_setitimer },
968 { NETBSD32_SYS_compat_50_netbsd32_getitimer, 0,
969 (sy_call_t *)compat_50_netbsd32_getitimer },
970 #ifdef NTP
971 { NETBSD32_SYS_compat_50_netbsd32_ntp_gettime, 0,
972 (sy_call_t *)compat_50_netbsd32_ntp_gettime },
973 #endif
974 { 0, 0, NULL }
975 };
976
977 MODULE(MODULE_CLASS_EXEC, compat_netbsd32_50, "compat_netbsd32_60,compat_50");
978
979 static int
compat_netbsd32_50_modcmd(modcmd_t cmd,void * arg)980 compat_netbsd32_50_modcmd(modcmd_t cmd, void *arg)
981 {
982 int ret;
983
984 switch (cmd) {
985 case MODULE_CMD_INIT:
986 ret = syscall_establish(&emul_netbsd32,
987 compat_netbsd32_50_syscalls);
988 if (ret == 0)
989 MODULE_HOOK_SET(rnd_ioctl32_50_hook,
990 compat32_50_rnd_ioctl);
991 return ret;
992
993 case MODULE_CMD_FINI:
994 ret = syscall_disestablish(&emul_netbsd32,
995 compat_netbsd32_50_syscalls);
996 if (ret == 0)
997 MODULE_HOOK_UNSET(rnd_ioctl32_50_hook);
998 return ret;
999
1000 default:
1001 return ENOTTY;
1002 }
1003 }
1004 #endif /* COMPAT_50 */
1005