| 1 | /* $NetBSD: kern_time_50.c,v 1.31 2016/03/11 18:32:29 christos Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 2008, 2009 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: kern_time_50.c,v 1.31 2016/03/11 18:32:29 christos Exp $" ); |
| 33 | |
| 34 | #ifdef _KERNEL_OPT |
| 35 | #include "opt_aio.h" |
| 36 | #include "opt_ntp.h" |
| 37 | #include "opt_mqueue.h" |
| 38 | #endif |
| 39 | |
| 40 | #include <sys/param.h> |
| 41 | #include <sys/conf.h> |
| 42 | #include <sys/systm.h> |
| 43 | #include <sys/namei.h> |
| 44 | #include <sys/filedesc.h> |
| 45 | #include <sys/kernel.h> |
| 46 | #include <sys/file.h> |
| 47 | #include <sys/stat.h> |
| 48 | #include <sys/socketvar.h> |
| 49 | #include <sys/vnode.h> |
| 50 | #include <sys/proc.h> |
| 51 | #include <sys/uio.h> |
| 52 | #include <sys/dirent.h> |
| 53 | #include <sys/kauth.h> |
| 54 | #include <sys/time.h> |
| 55 | #include <sys/timex.h> |
| 56 | #include <sys/clockctl.h> |
| 57 | #include <sys/aio.h> |
| 58 | #include <sys/poll.h> |
| 59 | #include <sys/syscallargs.h> |
| 60 | #include <sys/sysctl.h> |
| 61 | #include <sys/resource.h> |
| 62 | |
| 63 | #include <compat/common/compat_util.h> |
| 64 | #include <compat/common/compat_mod.h> |
| 65 | #include <compat/sys/time.h> |
| 66 | #include <compat/sys/timex.h> |
| 67 | #include <compat/sys/resource.h> |
| 68 | #include <compat/sys/clockctl.h> |
| 69 | |
| 70 | struct timeval50 boottime50; |
| 71 | |
| 72 | int |
| 73 | compat_50_sys_clock_gettime(struct lwp *l, |
| 74 | const struct compat_50_sys_clock_gettime_args *uap, register_t *retval) |
| 75 | { |
| 76 | /* { |
| 77 | syscallarg(clockid_t) clock_id; |
| 78 | syscallarg(struct timespec50 *) tp; |
| 79 | } */ |
| 80 | int error; |
| 81 | struct timespec ats; |
| 82 | struct timespec50 ats50; |
| 83 | |
| 84 | error = clock_gettime1(SCARG(uap, clock_id), &ats); |
| 85 | if (error != 0) |
| 86 | return error; |
| 87 | |
| 88 | timespec_to_timespec50(&ats, &ats50); |
| 89 | |
| 90 | return copyout(&ats50, SCARG(uap, tp), sizeof(ats50)); |
| 91 | } |
| 92 | |
| 93 | /* ARGSUSED */ |
| 94 | int |
| 95 | compat_50_sys_clock_settime(struct lwp *l, |
| 96 | const struct compat_50_sys_clock_settime_args *uap, register_t *retval) |
| 97 | { |
| 98 | /* { |
| 99 | syscallarg(clockid_t) clock_id; |
| 100 | syscallarg(const struct timespec50 *) tp; |
| 101 | } */ |
| 102 | int error; |
| 103 | struct timespec ats; |
| 104 | struct timespec50 ats50; |
| 105 | |
| 106 | error = copyin(SCARG(uap, tp), &ats50, sizeof(ats50)); |
| 107 | if (error) |
| 108 | return error; |
| 109 | timespec50_to_timespec(&ats50, &ats); |
| 110 | |
| 111 | return clock_settime1(l->l_proc, SCARG(uap, clock_id), &ats, |
| 112 | true); |
| 113 | } |
| 114 | |
| 115 | |
| 116 | int |
| 117 | compat_50_sys_clock_getres(struct lwp *l, |
| 118 | const struct compat_50_sys_clock_getres_args *uap, register_t *retval) |
| 119 | { |
| 120 | /* { |
| 121 | syscallarg(clockid_t) clock_id; |
| 122 | syscallarg(struct timespec50 *) tp; |
| 123 | } */ |
| 124 | struct timespec50 ats50; |
| 125 | struct timespec ats; |
| 126 | int error; |
| 127 | |
| 128 | error = clock_getres1(SCARG(uap, clock_id), &ats); |
| 129 | if (error != 0) |
| 130 | return error; |
| 131 | |
| 132 | if (SCARG(uap, tp)) { |
| 133 | timespec_to_timespec50(&ats, &ats50); |
| 134 | error = copyout(&ats50, SCARG(uap, tp), sizeof(ats50)); |
| 135 | } |
| 136 | |
| 137 | return error; |
| 138 | } |
| 139 | |
| 140 | /* ARGSUSED */ |
| 141 | int |
| 142 | compat_50_sys_nanosleep(struct lwp *l, |
| 143 | const struct compat_50_sys_nanosleep_args *uap, register_t *retval) |
| 144 | { |
| 145 | /* { |
| 146 | syscallarg(struct timespec50 *) rqtp; |
| 147 | syscallarg(struct timespec50 *) rmtp; |
| 148 | } */ |
| 149 | struct timespec rmt, rqt; |
| 150 | struct timespec50 rmt50, rqt50; |
| 151 | int error, error1; |
| 152 | |
| 153 | error = copyin(SCARG(uap, rqtp), &rqt50, sizeof(rqt50)); |
| 154 | if (error) |
| 155 | return error; |
| 156 | timespec50_to_timespec(&rqt50, &rqt); |
| 157 | |
| 158 | error = nanosleep1(l, CLOCK_MONOTONIC, 0, &rqt, |
| 159 | SCARG(uap, rmtp) ? &rmt : NULL); |
| 160 | if (SCARG(uap, rmtp) == NULL || (error != 0 && error != EINTR)) |
| 161 | return error; |
| 162 | |
| 163 | timespec_to_timespec50(&rmt, &rmt50); |
| 164 | error1 = copyout(&rmt50, SCARG(uap, rmtp), sizeof(*SCARG(uap, rmtp))); |
| 165 | return error1 ? error1 : error; |
| 166 | } |
| 167 | |
| 168 | /* ARGSUSED */ |
| 169 | int |
| 170 | compat_50_sys_gettimeofday(struct lwp *l, |
| 171 | const struct compat_50_sys_gettimeofday_args *uap, register_t *retval) |
| 172 | { |
| 173 | /* { |
| 174 | syscallarg(struct timeval50 *) tp; |
| 175 | syscallarg(void *) tzp; really "struct timezone *"; |
| 176 | } */ |
| 177 | struct timeval atv; |
| 178 | struct timeval50 atv50; |
| 179 | int error = 0; |
| 180 | struct timezone tzfake; |
| 181 | |
| 182 | if (SCARG(uap, tp)) { |
| 183 | microtime(&atv); |
| 184 | timeval_to_timeval50(&atv, &atv50); |
| 185 | error = copyout(&atv50, SCARG(uap, tp), sizeof(*SCARG(uap, tp))); |
| 186 | if (error) |
| 187 | return error; |
| 188 | } |
| 189 | if (SCARG(uap, tzp)) { |
| 190 | /* |
| 191 | * NetBSD has no kernel notion of time zone, so we just |
| 192 | * fake up a timezone struct and return it if demanded. |
| 193 | */ |
| 194 | tzfake.tz_minuteswest = 0; |
| 195 | tzfake.tz_dsttime = 0; |
| 196 | error = copyout(&tzfake, SCARG(uap, tzp), sizeof(tzfake)); |
| 197 | } |
| 198 | return error; |
| 199 | } |
| 200 | |
| 201 | /* ARGSUSED */ |
| 202 | int |
| 203 | compat_50_sys_settimeofday(struct lwp *l, |
| 204 | const struct compat_50_sys_settimeofday_args *uap, register_t *retval) |
| 205 | { |
| 206 | /* { |
| 207 | syscallarg(const struct timeval50 *) tv; |
| 208 | syscallarg(const void *) tzp; really "const struct timezone *"; |
| 209 | } */ |
| 210 | struct timeval50 atv50; |
| 211 | struct timeval atv; |
| 212 | int error = copyin(SCARG(uap, tv), &atv50, sizeof(atv50)); |
| 213 | if (error) |
| 214 | return error; |
| 215 | timeval50_to_timeval(&atv50, &atv); |
| 216 | return settimeofday1(&atv, false, SCARG(uap, tzp), l, true); |
| 217 | } |
| 218 | |
| 219 | /* ARGSUSED */ |
| 220 | int |
| 221 | compat_50_sys_adjtime(struct lwp *l, |
| 222 | const struct compat_50_sys_adjtime_args *uap, register_t *retval) |
| 223 | { |
| 224 | /* { |
| 225 | syscallarg(const struct timeval50 *) delta; |
| 226 | syscallarg(struct timeval50 *) olddelta; |
| 227 | } */ |
| 228 | int error; |
| 229 | struct timeval50 delta50, olddelta50; |
| 230 | struct timeval delta, olddelta; |
| 231 | |
| 232 | if ((error = kauth_authorize_system(l->l_cred, KAUTH_SYSTEM_TIME, |
| 233 | KAUTH_REQ_SYSTEM_TIME_ADJTIME, NULL, NULL, NULL)) != 0) |
| 234 | return error; |
| 235 | |
| 236 | if (SCARG(uap, delta)) { |
| 237 | error = copyin(SCARG(uap, delta), &delta50, |
| 238 | sizeof(*SCARG(uap, delta))); |
| 239 | if (error) |
| 240 | return (error); |
| 241 | timeval50_to_timeval(&delta50, &delta); |
| 242 | } |
| 243 | adjtime1(SCARG(uap, delta) ? &delta : NULL, |
| 244 | SCARG(uap, olddelta) ? &olddelta : NULL, l->l_proc); |
| 245 | if (SCARG(uap, olddelta)) { |
| 246 | timeval_to_timeval50(&olddelta, &olddelta50); |
| 247 | error = copyout(&olddelta50, SCARG(uap, olddelta), |
| 248 | sizeof(*SCARG(uap, olddelta))); |
| 249 | } |
| 250 | return error; |
| 251 | } |
| 252 | |
| 253 | /* BSD routine to set/arm an interval timer. */ |
| 254 | /* ARGSUSED */ |
| 255 | int |
| 256 | compat_50_sys_getitimer(struct lwp *l, |
| 257 | const struct compat_50_sys_getitimer_args *uap, register_t *retval) |
| 258 | { |
| 259 | /* { |
| 260 | syscallarg(int) which; |
| 261 | syscallarg(struct itimerval50 *) itv; |
| 262 | } */ |
| 263 | struct proc *p = l->l_proc; |
| 264 | struct itimerval aitv; |
| 265 | struct itimerval50 aitv50; |
| 266 | int error; |
| 267 | |
| 268 | error = dogetitimer(p, SCARG(uap, which), &aitv); |
| 269 | if (error) |
| 270 | return error; |
| 271 | itimerval_to_itimerval50(&aitv, &aitv50); |
| 272 | return copyout(&aitv50, SCARG(uap, itv), sizeof(*SCARG(uap, itv))); |
| 273 | } |
| 274 | |
| 275 | int |
| 276 | compat_50_sys_setitimer(struct lwp *l, |
| 277 | const struct compat_50_sys_setitimer_args *uap, register_t *retval) |
| 278 | { |
| 279 | /* { |
| 280 | syscallarg(int) which; |
| 281 | syscallarg(const struct itimerval50 *) itv; |
| 282 | syscallarg(struct itimerval50 *) oitv; |
| 283 | } */ |
| 284 | struct proc *p = l->l_proc; |
| 285 | int which = SCARG(uap, which); |
| 286 | struct compat_50_sys_getitimer_args getargs; |
| 287 | const struct itimerval50 *itvp; |
| 288 | struct itimerval50 aitv50; |
| 289 | struct itimerval aitv; |
| 290 | int error; |
| 291 | |
| 292 | if ((u_int)which > ITIMER_PROF) |
| 293 | return (EINVAL); |
| 294 | itvp = SCARG(uap, itv); |
| 295 | if (itvp && |
| 296 | (error = copyin(itvp, &aitv50, sizeof(aitv50))) != 0) |
| 297 | return (error); |
| 298 | itimerval50_to_itimerval(&aitv50, &aitv); |
| 299 | if (SCARG(uap, oitv) != NULL) { |
| 300 | SCARG(&getargs, which) = which; |
| 301 | SCARG(&getargs, itv) = SCARG(uap, oitv); |
| 302 | if ((error = compat_50_sys_getitimer(l, &getargs, retval)) != 0) |
| 303 | return (error); |
| 304 | } |
| 305 | if (itvp == 0) |
| 306 | return (0); |
| 307 | |
| 308 | return dosetitimer(p, which, &aitv); |
| 309 | } |
| 310 | |
| 311 | int |
| 312 | compat_50_sys_aio_suspend(struct lwp *l, |
| 313 | const struct compat_50_sys_aio_suspend_args *uap, register_t *retval) |
| 314 | { |
| 315 | /* { |
| 316 | syscallarg(const struct aiocb *const[]) list; |
| 317 | syscallarg(int) nent; |
| 318 | syscallarg(const struct timespec50 *) timeout; |
| 319 | } */ |
| 320 | #ifdef AIO |
| 321 | struct aiocb **list; |
| 322 | struct timespec ts; |
| 323 | struct timespec50 ts50; |
| 324 | int error, nent; |
| 325 | |
| 326 | nent = SCARG(uap, nent); |
| 327 | if (nent <= 0 || nent > aio_listio_max) |
| 328 | return EAGAIN; |
| 329 | |
| 330 | if (SCARG(uap, timeout)) { |
| 331 | /* Convert timespec to ticks */ |
| 332 | error = copyin(SCARG(uap, timeout), &ts50, |
| 333 | sizeof(*SCARG(uap, timeout))); |
| 334 | if (error) |
| 335 | return error; |
| 336 | timespec50_to_timespec(&ts50, &ts); |
| 337 | } |
| 338 | list = kmem_alloc(nent * sizeof(*list), KM_SLEEP); |
| 339 | error = copyin(SCARG(uap, list), list, nent * sizeof(*list)); |
| 340 | if (error) |
| 341 | goto out; |
| 342 | error = aio_suspend1(l, list, nent, SCARG(uap, timeout) ? &ts : NULL); |
| 343 | out: |
| 344 | kmem_free(list, nent * sizeof(*list)); |
| 345 | return error; |
| 346 | #else |
| 347 | return ENOSYS; |
| 348 | #endif |
| 349 | } |
| 350 | |
| 351 | int |
| 352 | compat_50_sys_mq_timedsend(struct lwp *l, |
| 353 | const struct compat_50_sys_mq_timedsend_args *uap, register_t *retval) |
| 354 | { |
| 355 | /* { |
| 356 | syscallarg(mqd_t) mqdes; |
| 357 | syscallarg(const char *) msg_ptr; |
| 358 | syscallarg(size_t) msg_len; |
| 359 | syscallarg(unsigned) msg_prio; |
| 360 | syscallarg(const struct timespec50 *) abs_timeout; |
| 361 | } */ |
| 362 | #ifdef MQUEUE |
| 363 | struct timespec50 ts50; |
| 364 | struct timespec ts, *tsp; |
| 365 | int error; |
| 366 | |
| 367 | /* Get and convert time value */ |
| 368 | if (SCARG(uap, abs_timeout)) { |
| 369 | error = copyin(SCARG(uap, abs_timeout), &ts50, sizeof(ts50)); |
| 370 | if (error) |
| 371 | return error; |
| 372 | timespec50_to_timespec(&ts50, &ts); |
| 373 | tsp = &ts; |
| 374 | } else { |
| 375 | tsp = NULL; |
| 376 | } |
| 377 | |
| 378 | return mq_send1(SCARG(uap, mqdes), SCARG(uap, msg_ptr), |
| 379 | SCARG(uap, msg_len), SCARG(uap, msg_prio), tsp); |
| 380 | #else |
| 381 | return ENOSYS; |
| 382 | #endif |
| 383 | } |
| 384 | |
| 385 | int |
| 386 | compat_50_sys_mq_timedreceive(struct lwp *l, |
| 387 | const struct compat_50_sys_mq_timedreceive_args *uap, register_t *retval) |
| 388 | { |
| 389 | /* { |
| 390 | syscallarg(mqd_t) mqdes; |
| 391 | syscallarg(char *) msg_ptr; |
| 392 | syscallarg(size_t) msg_len; |
| 393 | syscallarg(unsigned *) msg_prio; |
| 394 | syscallarg(const struct timespec50 *) abs_timeout; |
| 395 | } */ |
| 396 | #ifdef MQUEUE |
| 397 | struct timespec ts, *tsp; |
| 398 | struct timespec50 ts50; |
| 399 | ssize_t mlen; |
| 400 | int error; |
| 401 | |
| 402 | /* Get and convert time value */ |
| 403 | if (SCARG(uap, abs_timeout)) { |
| 404 | error = copyin(SCARG(uap, abs_timeout), &ts50, sizeof(ts50)); |
| 405 | if (error) |
| 406 | return error; |
| 407 | |
| 408 | timespec50_to_timespec(&ts50, &ts); |
| 409 | tsp = &ts; |
| 410 | } else { |
| 411 | tsp = NULL; |
| 412 | } |
| 413 | |
| 414 | error = mq_recv1(SCARG(uap, mqdes), SCARG(uap, msg_ptr), |
| 415 | SCARG(uap, msg_len), SCARG(uap, msg_prio), tsp, &mlen); |
| 416 | if (error == 0) |
| 417 | *retval = mlen; |
| 418 | |
| 419 | return error; |
| 420 | #else |
| 421 | return ENOSYS; |
| 422 | #endif |
| 423 | } |
| 424 | |
| 425 | void |
| 426 | rusage_to_rusage50(const struct rusage *ru, struct rusage50 *ru50) |
| 427 | { |
| 428 | (void)memcpy(&ru50->ru_first, &ru->ru_first, |
| 429 | (char *)&ru50->ru_last - (char *)&ru50->ru_first + |
| 430 | sizeof(ru50->ru_last)); |
| 431 | ru50->ru_maxrss = ru->ru_maxrss; |
| 432 | timeval_to_timeval50(&ru->ru_utime, &ru50->ru_utime); |
| 433 | timeval_to_timeval50(&ru->ru_stime, &ru50->ru_stime); |
| 434 | } |
| 435 | |
| 436 | int |
| 437 | compat_50_sys_getrusage(struct lwp *l, |
| 438 | const struct compat_50_sys_getrusage_args *uap, register_t *retval) |
| 439 | { |
| 440 | /* { |
| 441 | syscallarg(int) who; |
| 442 | syscallarg(struct rusage50 *) rusage; |
| 443 | } */ |
| 444 | int error; |
| 445 | struct rusage ru; |
| 446 | struct rusage50 ru50; |
| 447 | struct proc *p = l->l_proc; |
| 448 | |
| 449 | error = getrusage1(p, SCARG(uap, who), &ru); |
| 450 | if (error != 0) |
| 451 | return error; |
| 452 | |
| 453 | rusage_to_rusage50(&ru, &ru50); |
| 454 | return copyout(&ru50, SCARG(uap, rusage), sizeof(ru50)); |
| 455 | } |
| 456 | |
| 457 | |
| 458 | /* Return the time remaining until a POSIX timer fires. */ |
| 459 | int |
| 460 | compat_50_sys_timer_gettime(struct lwp *l, |
| 461 | const struct compat_50_sys_timer_gettime_args *uap, register_t *retval) |
| 462 | { |
| 463 | /* { |
| 464 | syscallarg(timer_t) timerid; |
| 465 | syscallarg(struct itimerspec50 *) value; |
| 466 | } */ |
| 467 | struct itimerspec its; |
| 468 | struct itimerspec50 its50; |
| 469 | int error; |
| 470 | |
| 471 | if ((error = dotimer_gettime(SCARG(uap, timerid), l->l_proc, |
| 472 | &its)) != 0) |
| 473 | return error; |
| 474 | itimerspec_to_itimerspec50(&its, &its50); |
| 475 | |
| 476 | return copyout(&its50, SCARG(uap, value), sizeof(its50)); |
| 477 | } |
| 478 | |
| 479 | /* Set and arm a POSIX realtime timer */ |
| 480 | int |
| 481 | compat_50_sys_timer_settime(struct lwp *l, |
| 482 | const struct compat_50_sys_timer_settime_args *uap, register_t *retval) |
| 483 | { |
| 484 | /* { |
| 485 | syscallarg(timer_t) timerid; |
| 486 | syscallarg(int) flags; |
| 487 | syscallarg(const struct itimerspec50 *) value; |
| 488 | syscallarg(struct itimerspec50 *) ovalue; |
| 489 | } */ |
| 490 | int error; |
| 491 | struct itimerspec value, ovalue, *ovp = NULL; |
| 492 | struct itimerspec50 value50, ovalue50; |
| 493 | |
| 494 | if ((error = copyin(SCARG(uap, value), &value50, sizeof(value50))) != 0) |
| 495 | return error; |
| 496 | |
| 497 | itimerspec50_to_itimerspec(&value50, &value); |
| 498 | if (SCARG(uap, ovalue)) |
| 499 | ovp = &ovalue; |
| 500 | |
| 501 | if ((error = dotimer_settime(SCARG(uap, timerid), &value, ovp, |
| 502 | SCARG(uap, flags), l->l_proc)) != 0) |
| 503 | return error; |
| 504 | |
| 505 | if (ovp) { |
| 506 | itimerspec_to_itimerspec50(&ovalue, &ovalue50); |
| 507 | return copyout(&ovalue50, SCARG(uap, ovalue), sizeof(ovalue50)); |
| 508 | } |
| 509 | return 0; |
| 510 | } |
| 511 | |
| 512 | /* |
| 513 | * ntp_gettime() - NTP user application interface |
| 514 | */ |
| 515 | int |
| 516 | compat_50_sys___ntp_gettime30(struct lwp *l, |
| 517 | const struct compat_50_sys___ntp_gettime30_args *uap, register_t *retval) |
| 518 | { |
| 519 | #ifdef NTP |
| 520 | /* { |
| 521 | syscallarg(struct ntptimeval *) ntvp; |
| 522 | } */ |
| 523 | struct ntptimeval ntv; |
| 524 | struct ntptimeval50 ntv50; |
| 525 | int error; |
| 526 | |
| 527 | if (SCARG(uap, ntvp)) { |
| 528 | ntp_gettime(&ntv); |
| 529 | timespec_to_timespec50(&ntv.time, &ntv50.time); |
| 530 | ntv50.maxerror = ntv.maxerror; |
| 531 | ntv50.esterror = ntv.esterror; |
| 532 | ntv50.tai = ntv.tai; |
| 533 | ntv50.time_state = ntv.time_state; |
| 534 | |
| 535 | error = copyout(&ntv50, SCARG(uap, ntvp), sizeof(ntv50)); |
| 536 | if (error) |
| 537 | return error; |
| 538 | } |
| 539 | *retval = ntp_timestatus(); |
| 540 | return 0; |
| 541 | #else |
| 542 | return ENOSYS; |
| 543 | #endif |
| 544 | } |
| 545 | |
| 546 | void |
| 547 | compat_sysctl_time(struct sysctllog **clog) |
| 548 | { |
| 549 | struct timeval tv; |
| 550 | |
| 551 | TIMESPEC_TO_TIMEVAL(&tv, &boottime); |
| 552 | timeval_to_timeval50(&tv, &boottime50); |
| 553 | |
| 554 | sysctl_createv(clog, 0, NULL, NULL, |
| 555 | CTLFLAG_PERMANENT, |
| 556 | CTLTYPE_STRUCT, "oboottime" , |
| 557 | SYSCTL_DESCR("System boot time" ), |
| 558 | NULL, 0, &boottime50, sizeof(boottime50), |
| 559 | CTL_KERN, KERN_OBOOTTIME, CTL_EOL); |
| 560 | } |
| 561 | |