2 * Copyright (c) 2002 Doug Rabson
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include "opt_compat.h"
32 #include "opt_inet6.h"
34 #define __ELF_WORD_SIZE 32
36 #include <sys/param.h>
38 #include <sys/capsicum.h>
39 #include <sys/clock.h>
41 #include <sys/fcntl.h>
42 #include <sys/filedesc.h>
43 #include <sys/imgact.h>
45 #include <sys/kernel.h>
46 #include <sys/limits.h>
47 #include <sys/linker.h>
49 #include <sys/malloc.h>
50 #include <sys/file.h> /* Must come after sys/malloc.h */
51 #include <sys/imgact.h>
54 #include <sys/module.h>
55 #include <sys/mount.h>
56 #include <sys/mutex.h>
57 #include <sys/namei.h>
59 #include <sys/procctl.h>
60 #include <sys/reboot.h>
61 #include <sys/resource.h>
62 #include <sys/resourcevar.h>
63 #include <sys/selinfo.h>
64 #include <sys/eventvar.h> /* Must come after sys/selinfo.h */
65 #include <sys/pipe.h> /* Must come after sys/selinfo.h */
66 #include <sys/signal.h>
67 #include <sys/signalvar.h>
68 #include <sys/socket.h>
69 #include <sys/socketvar.h>
71 #include <sys/syscall.h>
72 #include <sys/syscallsubr.h>
73 #include <sys/sysctl.h>
74 #include <sys/sysent.h>
75 #include <sys/sysproto.h>
76 #include <sys/systm.h>
78 #include <sys/unistd.h>
79 #include <sys/ucontext.h>
80 #include <sys/vnode.h>
88 #include <netinet/in.h>
92 #include <vm/vm_param.h>
94 #include <vm/vm_map.h>
95 #include <vm/vm_object.h>
96 #include <vm/vm_extern.h>
98 #include <machine/cpu.h>
99 #include <machine/elf.h>
101 #include <security/audit/audit.h>
103 #include <compat/freebsd32/freebsd32_util.h>
104 #include <compat/freebsd32/freebsd32.h>
105 #include <compat/freebsd32/freebsd32_ipc.h>
106 #include <compat/freebsd32/freebsd32_misc.h>
107 #include <compat/freebsd32/freebsd32_signal.h>
108 #include <compat/freebsd32/freebsd32_proto.h>
110 FEATURE(compat_freebsd_32bit, "Compatible with 32-bit FreeBSD");
113 CTASSERT(sizeof(struct timeval32) == 8);
114 CTASSERT(sizeof(struct timespec32) == 8);
115 CTASSERT(sizeof(struct itimerval32) == 16);
117 CTASSERT(sizeof(struct statfs32) == 256);
119 CTASSERT(sizeof(struct rusage32) == 72);
121 CTASSERT(sizeof(struct sigaltstack32) == 12);
122 CTASSERT(sizeof(struct kevent32) == 20);
123 CTASSERT(sizeof(struct iovec32) == 8);
124 CTASSERT(sizeof(struct msghdr32) == 28);
126 CTASSERT(sizeof(struct stat32) == 96);
128 CTASSERT(sizeof(struct sigaction32) == 24);
130 static int freebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count);
131 static int freebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count);
134 freebsd32_rusage_out(const struct rusage *s, struct rusage32 *s32)
137 TV_CP(*s, *s32, ru_utime);
138 TV_CP(*s, *s32, ru_stime);
139 CP(*s, *s32, ru_maxrss);
140 CP(*s, *s32, ru_ixrss);
141 CP(*s, *s32, ru_idrss);
142 CP(*s, *s32, ru_isrss);
143 CP(*s, *s32, ru_minflt);
144 CP(*s, *s32, ru_majflt);
145 CP(*s, *s32, ru_nswap);
146 CP(*s, *s32, ru_inblock);
147 CP(*s, *s32, ru_oublock);
148 CP(*s, *s32, ru_msgsnd);
149 CP(*s, *s32, ru_msgrcv);
150 CP(*s, *s32, ru_nsignals);
151 CP(*s, *s32, ru_nvcsw);
152 CP(*s, *s32, ru_nivcsw);
156 freebsd32_wait4(struct thread *td, struct freebsd32_wait4_args *uap)
159 struct rusage32 ru32;
160 struct rusage ru, *rup;
162 if (uap->rusage != NULL)
166 error = kern_wait(td, uap->pid, &status, uap->options, rup);
169 if (uap->status != NULL)
170 error = copyout(&status, uap->status, sizeof(status));
171 if (uap->rusage != NULL && error == 0) {
172 freebsd32_rusage_out(&ru, &ru32);
173 error = copyout(&ru32, uap->rusage, sizeof(ru32));
179 freebsd32_wait6(struct thread *td, struct freebsd32_wait6_args *uap)
181 struct wrusage32 wru32;
182 struct __wrusage wru, *wrup;
183 struct siginfo32 si32;
184 struct __siginfo si, *sip;
187 if (uap->wrusage != NULL)
191 if (uap->info != NULL) {
193 bzero(sip, sizeof(*sip));
196 error = kern_wait6(td, uap->idtype, PAIR32TO64(id_t, uap->id),
197 &status, uap->options, wrup, sip);
200 if (uap->status != NULL)
201 error = copyout(&status, uap->status, sizeof(status));
202 if (uap->wrusage != NULL && error == 0) {
203 freebsd32_rusage_out(&wru.wru_self, &wru32.wru_self);
204 freebsd32_rusage_out(&wru.wru_children, &wru32.wru_children);
205 error = copyout(&wru32, uap->wrusage, sizeof(wru32));
207 if (uap->info != NULL && error == 0) {
208 siginfo_to_siginfo32 (&si, &si32);
209 error = copyout(&si32, uap->info, sizeof(si32));
214 #ifdef COMPAT_FREEBSD4
216 copy_statfs(struct statfs *in, struct statfs32 *out)
219 statfs_scale_blocks(in, INT32_MAX);
220 bzero(out, sizeof(*out));
221 CP(*in, *out, f_bsize);
222 out->f_iosize = MIN(in->f_iosize, INT32_MAX);
223 CP(*in, *out, f_blocks);
224 CP(*in, *out, f_bfree);
225 CP(*in, *out, f_bavail);
226 out->f_files = MIN(in->f_files, INT32_MAX);
227 out->f_ffree = MIN(in->f_ffree, INT32_MAX);
228 CP(*in, *out, f_fsid);
229 CP(*in, *out, f_owner);
230 CP(*in, *out, f_type);
231 CP(*in, *out, f_flags);
232 out->f_syncwrites = MIN(in->f_syncwrites, INT32_MAX);
233 out->f_asyncwrites = MIN(in->f_asyncwrites, INT32_MAX);
234 strlcpy(out->f_fstypename,
235 in->f_fstypename, MFSNAMELEN);
236 strlcpy(out->f_mntonname,
237 in->f_mntonname, min(MNAMELEN, FREEBSD4_MNAMELEN));
238 out->f_syncreads = MIN(in->f_syncreads, INT32_MAX);
239 out->f_asyncreads = MIN(in->f_asyncreads, INT32_MAX);
240 strlcpy(out->f_mntfromname,
241 in->f_mntfromname, min(MNAMELEN, FREEBSD4_MNAMELEN));
245 #ifdef COMPAT_FREEBSD4
247 freebsd4_freebsd32_getfsstat(struct thread *td, struct freebsd4_freebsd32_getfsstat_args *uap)
249 struct statfs *buf, *sp;
250 struct statfs32 stat32;
254 count = uap->bufsize / sizeof(struct statfs32);
255 size = count * sizeof(struct statfs);
256 error = kern_getfsstat(td, &buf, size, &count, UIO_SYSSPACE, uap->flags);
259 while (count > 0 && error == 0) {
260 copy_statfs(sp, &stat32);
261 error = copyout(&stat32, uap->buf, sizeof(stat32));
269 td->td_retval[0] = count;
275 freebsd32_sigaltstack(struct thread *td,
276 struct freebsd32_sigaltstack_args *uap)
278 struct sigaltstack32 s32;
279 struct sigaltstack ss, oss, *ssp;
282 if (uap->ss != NULL) {
283 error = copyin(uap->ss, &s32, sizeof(s32));
286 PTRIN_CP(s32, ss, ss_sp);
287 CP(s32, ss, ss_size);
288 CP(s32, ss, ss_flags);
292 error = kern_sigaltstack(td, ssp, &oss);
293 if (error == 0 && uap->oss != NULL) {
294 PTROUT_CP(oss, s32, ss_sp);
295 CP(oss, s32, ss_size);
296 CP(oss, s32, ss_flags);
297 error = copyout(&s32, uap->oss, sizeof(s32));
303 * Custom version of exec_copyin_args() so that we can translate
307 freebsd32_exec_copyin_args(struct image_args *args, char *fname,
308 enum uio_seg segflg, u_int32_t *argv, u_int32_t *envv)
315 bzero(args, sizeof(*args));
320 * Allocate demand-paged memory for the file name, argument, and
321 * environment strings.
323 error = exec_alloc_args(args);
328 * Copy the file name.
331 args->fname = args->buf;
332 error = (segflg == UIO_SYSSPACE) ?
333 copystr(fname, args->fname, PATH_MAX, &length) :
334 copyinstr(fname, args->fname, PATH_MAX, &length);
340 args->begin_argv = args->buf + length;
341 args->endp = args->begin_argv;
342 args->stringspace = ARG_MAX;
345 * extract arguments first
349 error = copyin(p32++, &arg, sizeof(arg));
355 error = copyinstr(argp, args->endp, args->stringspace, &length);
357 if (error == ENAMETOOLONG)
361 args->stringspace -= length;
362 args->endp += length;
366 args->begin_envv = args->endp;
369 * extract environment strings
374 error = copyin(p32++, &arg, sizeof(arg));
380 error = copyinstr(envp, args->endp, args->stringspace,
383 if (error == ENAMETOOLONG)
387 args->stringspace -= length;
388 args->endp += length;
396 exec_free_args(args);
401 freebsd32_execve(struct thread *td, struct freebsd32_execve_args *uap)
403 struct image_args eargs;
406 error = freebsd32_exec_copyin_args(&eargs, uap->fname, UIO_USERSPACE,
407 uap->argv, uap->envv);
409 error = kern_execve(td, &eargs, NULL);
414 freebsd32_fexecve(struct thread *td, struct freebsd32_fexecve_args *uap)
416 struct image_args eargs;
419 error = freebsd32_exec_copyin_args(&eargs, NULL, UIO_SYSSPACE,
420 uap->argv, uap->envv);
423 error = kern_execve(td, &eargs, NULL);
429 freebsd32_mprotect(struct thread *td, struct freebsd32_mprotect_args *uap)
431 struct mprotect_args ap;
433 ap.addr = PTRIN(uap->addr);
436 #if defined(__amd64__)
437 if (i386_read_exec && (ap.prot & PROT_READ) != 0)
438 ap.prot |= PROT_EXEC;
440 return (sys_mprotect(td, &ap));
444 freebsd32_mmap(struct thread *td, struct freebsd32_mmap_args *uap)
447 vm_offset_t addr = (vm_offset_t) uap->addr;
448 vm_size_t len = uap->len;
449 int prot = uap->prot;
450 int flags = uap->flags;
452 off_t pos = PAIR32TO64(off_t,uap->pos);
454 #if defined(__amd64__)
455 if (i386_read_exec && (prot & PROT_READ))
459 ap.addr = (void *) addr;
466 return (sys_mmap(td, &ap));
469 #ifdef COMPAT_FREEBSD6
471 freebsd6_freebsd32_mmap(struct thread *td, struct freebsd6_freebsd32_mmap_args *uap)
473 struct freebsd32_mmap_args ap;
478 ap.flags = uap->flags;
483 return (freebsd32_mmap(td, &ap));
488 freebsd32_setitimer(struct thread *td, struct freebsd32_setitimer_args *uap)
490 struct itimerval itv, oitv, *itvp;
491 struct itimerval32 i32;
494 if (uap->itv != NULL) {
495 error = copyin(uap->itv, &i32, sizeof(i32));
498 TV_CP(i32, itv, it_interval);
499 TV_CP(i32, itv, it_value);
503 error = kern_setitimer(td, uap->which, itvp, &oitv);
504 if (error || uap->oitv == NULL)
506 TV_CP(oitv, i32, it_interval);
507 TV_CP(oitv, i32, it_value);
508 return (copyout(&i32, uap->oitv, sizeof(i32)));
512 freebsd32_getitimer(struct thread *td, struct freebsd32_getitimer_args *uap)
514 struct itimerval itv;
515 struct itimerval32 i32;
518 error = kern_getitimer(td, uap->which, &itv);
519 if (error || uap->itv == NULL)
521 TV_CP(itv, i32, it_interval);
522 TV_CP(itv, i32, it_value);
523 return (copyout(&i32, uap->itv, sizeof(i32)));
527 freebsd32_select(struct thread *td, struct freebsd32_select_args *uap)
529 struct timeval32 tv32;
530 struct timeval tv, *tvp;
533 if (uap->tv != NULL) {
534 error = copyin(uap->tv, &tv32, sizeof(tv32));
537 CP(tv32, tv, tv_sec);
538 CP(tv32, tv, tv_usec);
543 * XXX Do pointers need PTRIN()?
545 return (kern_select(td, uap->nd, uap->in, uap->ou, uap->ex, tvp,
546 sizeof(int32_t) * 8));
550 freebsd32_pselect(struct thread *td, struct freebsd32_pselect_args *uap)
552 struct timespec32 ts32;
554 struct timeval tv, *tvp;
558 if (uap->ts != NULL) {
559 error = copyin(uap->ts, &ts32, sizeof(ts32));
562 CP(ts32, ts, tv_sec);
563 CP(ts32, ts, tv_nsec);
564 TIMESPEC_TO_TIMEVAL(&tv, &ts);
568 if (uap->sm != NULL) {
569 error = copyin(uap->sm, &set, sizeof(set));
576 * XXX Do pointers need PTRIN()?
578 error = kern_pselect(td, uap->nd, uap->in, uap->ou, uap->ex, tvp,
579 uset, sizeof(int32_t) * 8);
584 * Copy 'count' items into the destination list pointed to by uap->eventlist.
587 freebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count)
589 struct freebsd32_kevent_args *uap;
590 struct kevent32 ks32[KQ_NEVENTS];
593 KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count));
594 uap = (struct freebsd32_kevent_args *)arg;
596 for (i = 0; i < count; i++) {
597 CP(kevp[i], ks32[i], ident);
598 CP(kevp[i], ks32[i], filter);
599 CP(kevp[i], ks32[i], flags);
600 CP(kevp[i], ks32[i], fflags);
601 CP(kevp[i], ks32[i], data);
602 PTROUT_CP(kevp[i], ks32[i], udata);
604 error = copyout(ks32, uap->eventlist, count * sizeof *ks32);
606 uap->eventlist += count;
611 * Copy 'count' items from the list pointed to by uap->changelist.
614 freebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count)
616 struct freebsd32_kevent_args *uap;
617 struct kevent32 ks32[KQ_NEVENTS];
620 KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count));
621 uap = (struct freebsd32_kevent_args *)arg;
623 error = copyin(uap->changelist, ks32, count * sizeof *ks32);
626 uap->changelist += count;
628 for (i = 0; i < count; i++) {
629 CP(ks32[i], kevp[i], ident);
630 CP(ks32[i], kevp[i], filter);
631 CP(ks32[i], kevp[i], flags);
632 CP(ks32[i], kevp[i], fflags);
633 CP(ks32[i], kevp[i], data);
634 PTRIN_CP(ks32[i], kevp[i], udata);
641 freebsd32_kevent(struct thread *td, struct freebsd32_kevent_args *uap)
643 struct timespec32 ts32;
644 struct timespec ts, *tsp;
645 struct kevent_copyops k_ops = { uap,
646 freebsd32_kevent_copyout,
647 freebsd32_kevent_copyin};
652 error = copyin(uap->timeout, &ts32, sizeof(ts32));
655 CP(ts32, ts, tv_sec);
656 CP(ts32, ts, tv_nsec);
660 error = kern_kevent(td, uap->fd, uap->nchanges, uap->nevents,
666 freebsd32_gettimeofday(struct thread *td,
667 struct freebsd32_gettimeofday_args *uap)
670 struct timeval32 atv32;
676 CP(atv, atv32, tv_sec);
677 CP(atv, atv32, tv_usec);
678 error = copyout(&atv32, uap->tp, sizeof (atv32));
680 if (error == 0 && uap->tzp != NULL) {
681 rtz.tz_minuteswest = tz_minuteswest;
682 rtz.tz_dsttime = tz_dsttime;
683 error = copyout(&rtz, uap->tzp, sizeof (rtz));
689 freebsd32_getrusage(struct thread *td, struct freebsd32_getrusage_args *uap)
695 error = kern_getrusage(td, uap->who, &s);
698 if (uap->rusage != NULL) {
699 freebsd32_rusage_out(&s, &s32);
700 error = copyout(&s32, uap->rusage, sizeof(s32));
706 freebsd32_copyinuio(struct iovec32 *iovp, u_int iovcnt, struct uio **uiop)
708 struct iovec32 iov32;
715 if (iovcnt > UIO_MAXIOV)
717 iovlen = iovcnt * sizeof(struct iovec);
718 uio = malloc(iovlen + sizeof *uio, M_IOV, M_WAITOK);
719 iov = (struct iovec *)(uio + 1);
720 for (i = 0; i < iovcnt; i++) {
721 error = copyin(&iovp[i], &iov32, sizeof(struct iovec32));
726 iov[i].iov_base = PTRIN(iov32.iov_base);
727 iov[i].iov_len = iov32.iov_len;
730 uio->uio_iovcnt = iovcnt;
731 uio->uio_segflg = UIO_USERSPACE;
732 uio->uio_offset = -1;
734 for (i = 0; i < iovcnt; i++) {
735 if (iov->iov_len > INT_MAX - uio->uio_resid) {
739 uio->uio_resid += iov->iov_len;
747 freebsd32_readv(struct thread *td, struct freebsd32_readv_args *uap)
752 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
755 error = kern_readv(td, uap->fd, auio);
761 freebsd32_writev(struct thread *td, struct freebsd32_writev_args *uap)
766 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
769 error = kern_writev(td, uap->fd, auio);
775 freebsd32_preadv(struct thread *td, struct freebsd32_preadv_args *uap)
780 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
783 error = kern_preadv(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset));
789 freebsd32_pwritev(struct thread *td, struct freebsd32_pwritev_args *uap)
794 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
797 error = kern_pwritev(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset));
803 freebsd32_copyiniov(struct iovec32 *iovp32, u_int iovcnt, struct iovec **iovp,
806 struct iovec32 iov32;
812 if (iovcnt > UIO_MAXIOV)
814 iovlen = iovcnt * sizeof(struct iovec);
815 iov = malloc(iovlen, M_IOV, M_WAITOK);
816 for (i = 0; i < iovcnt; i++) {
817 error = copyin(&iovp32[i], &iov32, sizeof(struct iovec32));
822 iov[i].iov_base = PTRIN(iov32.iov_base);
823 iov[i].iov_len = iov32.iov_len;
830 freebsd32_copyinmsghdr(struct msghdr32 *msg32, struct msghdr *msg)
835 error = copyin(msg32, &m32, sizeof(m32));
838 msg->msg_name = PTRIN(m32.msg_name);
839 msg->msg_namelen = m32.msg_namelen;
840 msg->msg_iov = PTRIN(m32.msg_iov);
841 msg->msg_iovlen = m32.msg_iovlen;
842 msg->msg_control = PTRIN(m32.msg_control);
843 msg->msg_controllen = m32.msg_controllen;
844 msg->msg_flags = m32.msg_flags;
849 freebsd32_copyoutmsghdr(struct msghdr *msg, struct msghdr32 *msg32)
854 m32.msg_name = PTROUT(msg->msg_name);
855 m32.msg_namelen = msg->msg_namelen;
856 m32.msg_iov = PTROUT(msg->msg_iov);
857 m32.msg_iovlen = msg->msg_iovlen;
858 m32.msg_control = PTROUT(msg->msg_control);
859 m32.msg_controllen = msg->msg_controllen;
860 m32.msg_flags = msg->msg_flags;
861 error = copyout(&m32, msg32, sizeof(m32));
866 #define FREEBSD32_ALIGNBYTES (sizeof(int) - 1)
868 #define FREEBSD32_ALIGNBYTES (sizeof(long) - 1)
870 #define FREEBSD32_ALIGN(p) \
871 (((u_long)(p) + FREEBSD32_ALIGNBYTES) & ~FREEBSD32_ALIGNBYTES)
872 #define FREEBSD32_CMSG_SPACE(l) \
873 (FREEBSD32_ALIGN(sizeof(struct cmsghdr)) + FREEBSD32_ALIGN(l))
875 #define FREEBSD32_CMSG_DATA(cmsg) ((unsigned char *)(cmsg) + \
876 FREEBSD32_ALIGN(sizeof(struct cmsghdr)))
878 freebsd32_copy_msg_out(struct msghdr *msg, struct mbuf *control)
882 socklen_t clen, datalen;
885 int len, maxlen, copylen;
889 len = msg->msg_controllen;
890 maxlen = msg->msg_controllen;
891 msg->msg_controllen = 0;
894 ctlbuf = msg->msg_control;
896 while (m && len > 0) {
897 cm = mtod(m, struct cmsghdr *);
902 if (sizeof(struct cmsghdr) > clen ||
903 cm->cmsg_len > clen) {
908 data = CMSG_DATA(cm);
909 datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data;
911 /* Adjust message length */
912 cm->cmsg_len = FREEBSD32_ALIGN(sizeof(struct cmsghdr)) +
917 copylen = sizeof(struct cmsghdr);
919 msg->msg_flags |= MSG_CTRUNC;
923 error = copyout(cm,ctlbuf,copylen);
927 ctlbuf += FREEBSD32_ALIGN(copylen);
928 len -= FREEBSD32_ALIGN(copylen);
936 msg->msg_flags |= MSG_CTRUNC;
940 error = copyout(data,ctlbuf,copylen);
944 ctlbuf += FREEBSD32_ALIGN(copylen);
945 len -= FREEBSD32_ALIGN(copylen);
947 if (CMSG_SPACE(datalen) < clen) {
948 clen -= CMSG_SPACE(datalen);
949 cm = (struct cmsghdr *)
950 ((caddr_t)cm + CMSG_SPACE(datalen));
959 msg->msg_controllen = (len <= 0) ? maxlen : ctlbuf - (caddr_t)msg->msg_control;
967 freebsd32_recvmsg(td, uap)
969 struct freebsd32_recvmsg_args /* {
971 struct msghdr32 *msg;
977 struct iovec *uiov, *iov;
978 struct mbuf *control = NULL;
979 struct mbuf **controlp;
982 error = copyin(uap->msg, &m32, sizeof(m32));
985 error = freebsd32_copyinmsghdr(uap->msg, &msg);
988 error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov,
992 msg.msg_flags = uap->flags;
996 controlp = (msg.msg_control != NULL) ? &control : NULL;
997 error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, controlp);
1001 if (control != NULL)
1002 error = freebsd32_copy_msg_out(&msg, control);
1004 msg.msg_controllen = 0;
1007 error = freebsd32_copyoutmsghdr(&msg, uap->msg);
1011 if (control != NULL)
1018 * Copy-in the array of control messages constructed using alignment
1019 * and padding suitable for a 32-bit environment and construct an
1020 * mbuf using alignment and padding suitable for a 64-bit kernel.
1021 * The alignment and padding are defined indirectly by CMSG_DATA(),
1022 * CMSG_SPACE() and CMSG_LEN().
1025 freebsd32_copyin_control(struct mbuf **mp, caddr_t buf, u_int buflen)
1029 u_int idx, len, msglen;
1032 buflen = FREEBSD32_ALIGN(buflen);
1034 if (buflen > MCLBYTES)
1038 * Iterate over the buffer and get the length of each message
1039 * in there. This has 32-bit alignment and padding. Use it to
1040 * determine the length of these messages when using 64-bit
1041 * alignment and padding.
1045 while (idx < buflen) {
1046 error = copyin(buf + idx, &msglen, sizeof(msglen));
1049 if (msglen < sizeof(struct cmsghdr))
1051 msglen = FREEBSD32_ALIGN(msglen);
1052 if (idx + msglen > buflen)
1055 msglen += CMSG_ALIGN(sizeof(struct cmsghdr)) -
1056 FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1057 len += CMSG_ALIGN(msglen);
1063 m = m_get(M_WAITOK, MT_CONTROL);
1065 MCLGET(m, M_WAITOK);
1068 md = mtod(m, void *);
1069 while (buflen > 0) {
1070 error = copyin(buf, md, sizeof(struct cmsghdr));
1073 msglen = *(u_int *)md;
1074 msglen = FREEBSD32_ALIGN(msglen);
1076 /* Modify the message length to account for alignment. */
1077 *(u_int *)md = msglen + CMSG_ALIGN(sizeof(struct cmsghdr)) -
1078 FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1080 md = (char *)md + CMSG_ALIGN(sizeof(struct cmsghdr));
1081 buf += FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1082 buflen -= FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1084 msglen -= FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1086 error = copyin(buf, md, msglen);
1089 md = (char *)md + CMSG_ALIGN(msglen);
1103 freebsd32_sendmsg(struct thread *td,
1104 struct freebsd32_sendmsg_args *uap)
1107 struct msghdr32 m32;
1109 struct mbuf *control = NULL;
1110 struct sockaddr *to = NULL;
1113 error = copyin(uap->msg, &m32, sizeof(m32));
1116 error = freebsd32_copyinmsghdr(uap->msg, &msg);
1119 error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov,
1124 if (msg.msg_name != NULL) {
1125 error = getsockaddr(&to, msg.msg_name, msg.msg_namelen);
1133 if (msg.msg_control) {
1134 if (msg.msg_controllen < sizeof(struct cmsghdr)) {
1139 error = freebsd32_copyin_control(&control, msg.msg_control,
1140 msg.msg_controllen);
1144 msg.msg_control = NULL;
1145 msg.msg_controllen = 0;
1148 error = kern_sendit(td, uap->s, &msg, uap->flags, control,
1159 freebsd32_recvfrom(struct thread *td,
1160 struct freebsd32_recvfrom_args *uap)
1166 if (uap->fromlenaddr) {
1167 error = copyin(PTRIN(uap->fromlenaddr), &msg.msg_namelen,
1168 sizeof(msg.msg_namelen));
1172 msg.msg_namelen = 0;
1175 msg.msg_name = PTRIN(uap->from);
1176 msg.msg_iov = &aiov;
1178 aiov.iov_base = PTRIN(uap->buf);
1179 aiov.iov_len = uap->len;
1180 msg.msg_control = NULL;
1181 msg.msg_flags = uap->flags;
1182 error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, NULL);
1183 if (error == 0 && uap->fromlenaddr)
1184 error = copyout(&msg.msg_namelen, PTRIN(uap->fromlenaddr),
1185 sizeof (msg.msg_namelen));
1190 freebsd32_settimeofday(struct thread *td,
1191 struct freebsd32_settimeofday_args *uap)
1193 struct timeval32 tv32;
1194 struct timeval tv, *tvp;
1195 struct timezone tz, *tzp;
1199 error = copyin(uap->tv, &tv32, sizeof(tv32));
1202 CP(tv32, tv, tv_sec);
1203 CP(tv32, tv, tv_usec);
1208 error = copyin(uap->tzp, &tz, sizeof(tz));
1214 return (kern_settimeofday(td, tvp, tzp));
1218 freebsd32_utimes(struct thread *td, struct freebsd32_utimes_args *uap)
1220 struct timeval32 s32[2];
1221 struct timeval s[2], *sp;
1224 if (uap->tptr != NULL) {
1225 error = copyin(uap->tptr, s32, sizeof(s32));
1228 CP(s32[0], s[0], tv_sec);
1229 CP(s32[0], s[0], tv_usec);
1230 CP(s32[1], s[1], tv_sec);
1231 CP(s32[1], s[1], tv_usec);
1235 return (kern_utimesat(td, AT_FDCWD, uap->path, UIO_USERSPACE,
1240 freebsd32_lutimes(struct thread *td, struct freebsd32_lutimes_args *uap)
1242 struct timeval32 s32[2];
1243 struct timeval s[2], *sp;
1246 if (uap->tptr != NULL) {
1247 error = copyin(uap->tptr, s32, sizeof(s32));
1250 CP(s32[0], s[0], tv_sec);
1251 CP(s32[0], s[0], tv_usec);
1252 CP(s32[1], s[1], tv_sec);
1253 CP(s32[1], s[1], tv_usec);
1257 return (kern_lutimes(td, uap->path, UIO_USERSPACE, sp, UIO_SYSSPACE));
1261 freebsd32_futimes(struct thread *td, struct freebsd32_futimes_args *uap)
1263 struct timeval32 s32[2];
1264 struct timeval s[2], *sp;
1267 if (uap->tptr != NULL) {
1268 error = copyin(uap->tptr, s32, sizeof(s32));
1271 CP(s32[0], s[0], tv_sec);
1272 CP(s32[0], s[0], tv_usec);
1273 CP(s32[1], s[1], tv_sec);
1274 CP(s32[1], s[1], tv_usec);
1278 return (kern_futimes(td, uap->fd, sp, UIO_SYSSPACE));
1282 freebsd32_futimesat(struct thread *td, struct freebsd32_futimesat_args *uap)
1284 struct timeval32 s32[2];
1285 struct timeval s[2], *sp;
1288 if (uap->times != NULL) {
1289 error = copyin(uap->times, s32, sizeof(s32));
1292 CP(s32[0], s[0], tv_sec);
1293 CP(s32[0], s[0], tv_usec);
1294 CP(s32[1], s[1], tv_sec);
1295 CP(s32[1], s[1], tv_usec);
1299 return (kern_utimesat(td, uap->fd, uap->path, UIO_USERSPACE,
1304 freebsd32_futimens(struct thread *td, struct freebsd32_futimens_args *uap)
1306 struct timespec32 ts32[2];
1307 struct timespec ts[2], *tsp;
1310 if (uap->times != NULL) {
1311 error = copyin(uap->times, ts32, sizeof(ts32));
1314 CP(ts32[0], ts[0], tv_sec);
1315 CP(ts32[0], ts[0], tv_nsec);
1316 CP(ts32[1], ts[1], tv_sec);
1317 CP(ts32[1], ts[1], tv_nsec);
1321 return (kern_futimens(td, uap->fd, tsp, UIO_SYSSPACE));
1325 freebsd32_utimensat(struct thread *td, struct freebsd32_utimensat_args *uap)
1327 struct timespec32 ts32[2];
1328 struct timespec ts[2], *tsp;
1331 if (uap->times != NULL) {
1332 error = copyin(uap->times, ts32, sizeof(ts32));
1335 CP(ts32[0], ts[0], tv_sec);
1336 CP(ts32[0], ts[0], tv_nsec);
1337 CP(ts32[1], ts[1], tv_sec);
1338 CP(ts32[1], ts[1], tv_nsec);
1342 return (kern_utimensat(td, uap->fd, uap->path, UIO_USERSPACE,
1343 tsp, UIO_SYSSPACE, uap->flag));
1347 freebsd32_adjtime(struct thread *td, struct freebsd32_adjtime_args *uap)
1349 struct timeval32 tv32;
1350 struct timeval delta, olddelta, *deltap;
1354 error = copyin(uap->delta, &tv32, sizeof(tv32));
1357 CP(tv32, delta, tv_sec);
1358 CP(tv32, delta, tv_usec);
1362 error = kern_adjtime(td, deltap, &olddelta);
1363 if (uap->olddelta && error == 0) {
1364 CP(olddelta, tv32, tv_sec);
1365 CP(olddelta, tv32, tv_usec);
1366 error = copyout(&tv32, uap->olddelta, sizeof(tv32));
1371 #ifdef COMPAT_FREEBSD4
1373 freebsd4_freebsd32_statfs(struct thread *td, struct freebsd4_freebsd32_statfs_args *uap)
1375 struct statfs32 s32;
1379 error = kern_statfs(td, uap->path, UIO_USERSPACE, &s);
1382 copy_statfs(&s, &s32);
1383 return (copyout(&s32, uap->buf, sizeof(s32)));
1387 #ifdef COMPAT_FREEBSD4
1389 freebsd4_freebsd32_fstatfs(struct thread *td, struct freebsd4_freebsd32_fstatfs_args *uap)
1391 struct statfs32 s32;
1395 error = kern_fstatfs(td, uap->fd, &s);
1398 copy_statfs(&s, &s32);
1399 return (copyout(&s32, uap->buf, sizeof(s32)));
1403 #ifdef COMPAT_FREEBSD4
1405 freebsd4_freebsd32_fhstatfs(struct thread *td, struct freebsd4_freebsd32_fhstatfs_args *uap)
1407 struct statfs32 s32;
1412 if ((error = copyin(uap->u_fhp, &fh, sizeof(fhandle_t))) != 0)
1414 error = kern_fhstatfs(td, fh, &s);
1417 copy_statfs(&s, &s32);
1418 return (copyout(&s32, uap->buf, sizeof(s32)));
1423 freebsd32_pread(struct thread *td, struct freebsd32_pread_args *uap)
1425 struct pread_args ap;
1429 ap.nbyte = uap->nbyte;
1430 ap.offset = PAIR32TO64(off_t,uap->offset);
1431 return (sys_pread(td, &ap));
1435 freebsd32_pwrite(struct thread *td, struct freebsd32_pwrite_args *uap)
1437 struct pwrite_args ap;
1441 ap.nbyte = uap->nbyte;
1442 ap.offset = PAIR32TO64(off_t,uap->offset);
1443 return (sys_pwrite(td, &ap));
1448 ofreebsd32_lseek(struct thread *td, struct ofreebsd32_lseek_args *uap)
1450 struct lseek_args nuap;
1453 nuap.offset = uap->offset;
1454 nuap.whence = uap->whence;
1455 return (sys_lseek(td, &nuap));
1460 freebsd32_lseek(struct thread *td, struct freebsd32_lseek_args *uap)
1463 struct lseek_args ap;
1467 ap.offset = PAIR32TO64(off_t,uap->offset);
1468 ap.whence = uap->whence;
1469 error = sys_lseek(td, &ap);
1470 /* Expand the quad return into two parts for eax and edx */
1471 pos = td->td_uretoff.tdu_off;
1472 td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */
1473 td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */
1478 freebsd32_truncate(struct thread *td, struct freebsd32_truncate_args *uap)
1480 struct truncate_args ap;
1482 ap.path = uap->path;
1483 ap.length = PAIR32TO64(off_t,uap->length);
1484 return (sys_truncate(td, &ap));
1488 freebsd32_ftruncate(struct thread *td, struct freebsd32_ftruncate_args *uap)
1490 struct ftruncate_args ap;
1493 ap.length = PAIR32TO64(off_t,uap->length);
1494 return (sys_ftruncate(td, &ap));
1499 ofreebsd32_getdirentries(struct thread *td,
1500 struct ofreebsd32_getdirentries_args *uap)
1502 struct ogetdirentries_args ap;
1509 ap.count = uap->count;
1511 error = kern_ogetdirentries(td, &ap, &loff);
1514 error = copyout(&loff_cut, uap->basep, sizeof(int32_t));
1521 freebsd32_getdirentries(struct thread *td,
1522 struct freebsd32_getdirentries_args *uap)
1528 error = kern_getdirentries(td, uap->fd, uap->buf, uap->count, &base,
1529 NULL, UIO_USERSPACE);
1532 if (uap->basep != NULL) {
1534 error = copyout(&base32, uap->basep, sizeof(int32_t));
1539 #ifdef COMPAT_FREEBSD6
1540 /* versions with the 'int pad' argument */
1542 freebsd6_freebsd32_pread(struct thread *td, struct freebsd6_freebsd32_pread_args *uap)
1544 struct pread_args ap;
1548 ap.nbyte = uap->nbyte;
1549 ap.offset = PAIR32TO64(off_t,uap->offset);
1550 return (sys_pread(td, &ap));
1554 freebsd6_freebsd32_pwrite(struct thread *td, struct freebsd6_freebsd32_pwrite_args *uap)
1556 struct pwrite_args ap;
1560 ap.nbyte = uap->nbyte;
1561 ap.offset = PAIR32TO64(off_t,uap->offset);
1562 return (sys_pwrite(td, &ap));
1566 freebsd6_freebsd32_lseek(struct thread *td, struct freebsd6_freebsd32_lseek_args *uap)
1569 struct lseek_args ap;
1573 ap.offset = PAIR32TO64(off_t,uap->offset);
1574 ap.whence = uap->whence;
1575 error = sys_lseek(td, &ap);
1576 /* Expand the quad return into two parts for eax and edx */
1577 pos = *(off_t *)(td->td_retval);
1578 td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */
1579 td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */
1584 freebsd6_freebsd32_truncate(struct thread *td, struct freebsd6_freebsd32_truncate_args *uap)
1586 struct truncate_args ap;
1588 ap.path = uap->path;
1589 ap.length = PAIR32TO64(off_t,uap->length);
1590 return (sys_truncate(td, &ap));
1594 freebsd6_freebsd32_ftruncate(struct thread *td, struct freebsd6_freebsd32_ftruncate_args *uap)
1596 struct ftruncate_args ap;
1599 ap.length = PAIR32TO64(off_t,uap->length);
1600 return (sys_ftruncate(td, &ap));
1602 #endif /* COMPAT_FREEBSD6 */
1612 freebsd32_do_sendfile(struct thread *td,
1613 struct freebsd32_sendfile_args *uap, int compat)
1615 struct sf_hdtr32 hdtr32;
1616 struct sf_hdtr hdtr;
1617 struct uio *hdr_uio, *trl_uio;
1619 cap_rights_t rights;
1620 struct iovec32 *iov32;
1621 off_t offset, sbytes;
1624 offset = PAIR32TO64(off_t, uap->offset);
1628 hdr_uio = trl_uio = NULL;
1630 if (uap->hdtr != NULL) {
1631 error = copyin(uap->hdtr, &hdtr32, sizeof(hdtr32));
1634 PTRIN_CP(hdtr32, hdtr, headers);
1635 CP(hdtr32, hdtr, hdr_cnt);
1636 PTRIN_CP(hdtr32, hdtr, trailers);
1637 CP(hdtr32, hdtr, trl_cnt);
1639 if (hdtr.headers != NULL) {
1640 iov32 = PTRIN(hdtr32.headers);
1641 error = freebsd32_copyinuio(iov32,
1642 hdtr32.hdr_cnt, &hdr_uio);
1646 if (hdtr.trailers != NULL) {
1647 iov32 = PTRIN(hdtr32.trailers);
1648 error = freebsd32_copyinuio(iov32,
1649 hdtr32.trl_cnt, &trl_uio);
1655 AUDIT_ARG_FD(uap->fd);
1657 if ((error = fget_read(td, uap->fd,
1658 cap_rights_init(&rights, CAP_PREAD), &fp)) != 0)
1661 error = fo_sendfile(fp, uap->s, hdr_uio, trl_uio, offset,
1662 uap->nbytes, &sbytes, uap->flags, compat ? SFK_COMPAT : 0, td);
1665 if (uap->sbytes != NULL)
1666 copyout(&sbytes, uap->sbytes, sizeof(off_t));
1670 free(hdr_uio, M_IOV);
1672 free(trl_uio, M_IOV);
1676 #ifdef COMPAT_FREEBSD4
1678 freebsd4_freebsd32_sendfile(struct thread *td,
1679 struct freebsd4_freebsd32_sendfile_args *uap)
1681 return (freebsd32_do_sendfile(td,
1682 (struct freebsd32_sendfile_args *)uap, 1));
1687 freebsd32_sendfile(struct thread *td, struct freebsd32_sendfile_args *uap)
1690 return (freebsd32_do_sendfile(td, uap, 0));
1694 copy_stat(struct stat *in, struct stat32 *out)
1697 CP(*in, *out, st_dev);
1698 CP(*in, *out, st_ino);
1699 CP(*in, *out, st_mode);
1700 CP(*in, *out, st_nlink);
1701 CP(*in, *out, st_uid);
1702 CP(*in, *out, st_gid);
1703 CP(*in, *out, st_rdev);
1704 TS_CP(*in, *out, st_atim);
1705 TS_CP(*in, *out, st_mtim);
1706 TS_CP(*in, *out, st_ctim);
1707 CP(*in, *out, st_size);
1708 CP(*in, *out, st_blocks);
1709 CP(*in, *out, st_blksize);
1710 CP(*in, *out, st_flags);
1711 CP(*in, *out, st_gen);
1712 TS_CP(*in, *out, st_birthtim);
1717 copy_ostat(struct stat *in, struct ostat32 *out)
1720 CP(*in, *out, st_dev);
1721 CP(*in, *out, st_ino);
1722 CP(*in, *out, st_mode);
1723 CP(*in, *out, st_nlink);
1724 CP(*in, *out, st_uid);
1725 CP(*in, *out, st_gid);
1726 CP(*in, *out, st_rdev);
1727 CP(*in, *out, st_size);
1728 TS_CP(*in, *out, st_atim);
1729 TS_CP(*in, *out, st_mtim);
1730 TS_CP(*in, *out, st_ctim);
1731 CP(*in, *out, st_blksize);
1732 CP(*in, *out, st_blocks);
1733 CP(*in, *out, st_flags);
1734 CP(*in, *out, st_gen);
1739 freebsd32_stat(struct thread *td, struct freebsd32_stat_args *uap)
1745 error = kern_statat(td, 0, AT_FDCWD, uap->path, UIO_USERSPACE,
1749 copy_stat(&sb, &sb32);
1750 error = copyout(&sb32, uap->ub, sizeof (sb32));
1756 ofreebsd32_stat(struct thread *td, struct ofreebsd32_stat_args *uap)
1759 struct ostat32 sb32;
1762 error = kern_statat(td, 0, AT_FDCWD, uap->path, UIO_USERSPACE,
1766 copy_ostat(&sb, &sb32);
1767 error = copyout(&sb32, uap->ub, sizeof (sb32));
1773 freebsd32_fstat(struct thread *td, struct freebsd32_fstat_args *uap)
1779 error = kern_fstat(td, uap->fd, &ub);
1782 copy_stat(&ub, &ub32);
1783 error = copyout(&ub32, uap->ub, sizeof(ub32));
1789 ofreebsd32_fstat(struct thread *td, struct ofreebsd32_fstat_args *uap)
1792 struct ostat32 ub32;
1795 error = kern_fstat(td, uap->fd, &ub);
1798 copy_ostat(&ub, &ub32);
1799 error = copyout(&ub32, uap->ub, sizeof(ub32));
1805 freebsd32_fstatat(struct thread *td, struct freebsd32_fstatat_args *uap)
1811 error = kern_statat(td, uap->flag, uap->fd, uap->path, UIO_USERSPACE,
1815 copy_stat(&ub, &ub32);
1816 error = copyout(&ub32, uap->buf, sizeof(ub32));
1821 freebsd32_lstat(struct thread *td, struct freebsd32_lstat_args *uap)
1827 error = kern_statat(td, AT_SYMLINK_NOFOLLOW, AT_FDCWD, uap->path,
1828 UIO_USERSPACE, &sb, NULL);
1831 copy_stat(&sb, &sb32);
1832 error = copyout(&sb32, uap->ub, sizeof (sb32));
1838 ofreebsd32_lstat(struct thread *td, struct ofreebsd32_lstat_args *uap)
1841 struct ostat32 sb32;
1844 error = kern_statat(td, AT_SYMLINK_NOFOLLOW, AT_FDCWD, uap->path,
1845 UIO_USERSPACE, &sb, NULL);
1848 copy_ostat(&sb, &sb32);
1849 error = copyout(&sb32, uap->ub, sizeof (sb32));
1855 freebsd32_sysctl(struct thread *td, struct freebsd32_sysctl_args *uap)
1857 int error, name[CTL_MAXNAME];
1861 if (uap->namelen > CTL_MAXNAME || uap->namelen < 2)
1863 error = copyin(uap->name, name, uap->namelen * sizeof(int));
1867 error = fueword32(uap->oldlenp, &tmp);
1874 error = userland_sysctl(td, name, uap->namelen,
1875 uap->old, &oldlen, 1,
1876 uap->new, uap->newlen, &j, SCTL_MASK32);
1877 if (error && error != ENOMEM)
1880 suword32(uap->oldlenp, j);
1885 freebsd32_jail(struct thread *td, struct freebsd32_jail_args *uap)
1891 error = copyin(uap->jail, &version, sizeof(uint32_t));
1898 /* FreeBSD single IPv4 jails. */
1899 struct jail32_v0 j32_v0;
1901 bzero(&j, sizeof(struct jail));
1902 error = copyin(uap->jail, &j32_v0, sizeof(struct jail32_v0));
1905 CP(j32_v0, j, version);
1906 PTRIN_CP(j32_v0, j, path);
1907 PTRIN_CP(j32_v0, j, hostname);
1908 j.ip4s = htonl(j32_v0.ip_number); /* jail_v0 is host order */
1914 * Version 1 was used by multi-IPv4 jail implementations
1915 * that never made it into the official kernel.
1919 case 2: /* JAIL_API_VERSION */
1921 /* FreeBSD multi-IPv4/IPv6,noIP jails. */
1924 error = copyin(uap->jail, &j32, sizeof(struct jail32));
1927 CP(j32, j, version);
1928 PTRIN_CP(j32, j, path);
1929 PTRIN_CP(j32, j, hostname);
1930 PTRIN_CP(j32, j, jailname);
1933 PTRIN_CP(j32, j, ip4);
1934 PTRIN_CP(j32, j, ip6);
1939 /* Sci-Fi jails are not supported, sorry. */
1942 return (kern_jail(td, &j));
1946 freebsd32_jail_set(struct thread *td, struct freebsd32_jail_set_args *uap)
1951 /* Check that we have an even number of iovecs. */
1952 if (uap->iovcnt & 1)
1955 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
1958 error = kern_jail_set(td, auio, uap->flags);
1964 freebsd32_jail_get(struct thread *td, struct freebsd32_jail_get_args *uap)
1966 struct iovec32 iov32;
1970 /* Check that we have an even number of iovecs. */
1971 if (uap->iovcnt & 1)
1974 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
1977 error = kern_jail_get(td, auio, uap->flags);
1979 for (i = 0; i < uap->iovcnt; i++) {
1980 PTROUT_CP(auio->uio_iov[i], iov32, iov_base);
1981 CP(auio->uio_iov[i], iov32, iov_len);
1982 error = copyout(&iov32, uap->iovp + i, sizeof(iov32));
1991 freebsd32_sigaction(struct thread *td, struct freebsd32_sigaction_args *uap)
1993 struct sigaction32 s32;
1994 struct sigaction sa, osa, *sap;
1998 error = copyin(uap->act, &s32, sizeof(s32));
2001 sa.sa_handler = PTRIN(s32.sa_u);
2002 CP(s32, sa, sa_flags);
2003 CP(s32, sa, sa_mask);
2007 error = kern_sigaction(td, uap->sig, sap, &osa, 0);
2008 if (error == 0 && uap->oact != NULL) {
2009 s32.sa_u = PTROUT(osa.sa_handler);
2010 CP(osa, s32, sa_flags);
2011 CP(osa, s32, sa_mask);
2012 error = copyout(&s32, uap->oact, sizeof(s32));
2017 #ifdef COMPAT_FREEBSD4
2019 freebsd4_freebsd32_sigaction(struct thread *td,
2020 struct freebsd4_freebsd32_sigaction_args *uap)
2022 struct sigaction32 s32;
2023 struct sigaction sa, osa, *sap;
2027 error = copyin(uap->act, &s32, sizeof(s32));
2030 sa.sa_handler = PTRIN(s32.sa_u);
2031 CP(s32, sa, sa_flags);
2032 CP(s32, sa, sa_mask);
2036 error = kern_sigaction(td, uap->sig, sap, &osa, KSA_FREEBSD4);
2037 if (error == 0 && uap->oact != NULL) {
2038 s32.sa_u = PTROUT(osa.sa_handler);
2039 CP(osa, s32, sa_flags);
2040 CP(osa, s32, sa_mask);
2041 error = copyout(&s32, uap->oact, sizeof(s32));
2048 struct osigaction32 {
2057 ofreebsd32_sigaction(struct thread *td,
2058 struct ofreebsd32_sigaction_args *uap)
2060 struct osigaction32 s32;
2061 struct sigaction sa, osa, *sap;
2064 if (uap->signum <= 0 || uap->signum >= ONSIG)
2068 error = copyin(uap->nsa, &s32, sizeof(s32));
2071 sa.sa_handler = PTRIN(s32.sa_u);
2072 CP(s32, sa, sa_flags);
2073 OSIG2SIG(s32.sa_mask, sa.sa_mask);
2077 error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET);
2078 if (error == 0 && uap->osa != NULL) {
2079 s32.sa_u = PTROUT(osa.sa_handler);
2080 CP(osa, s32, sa_flags);
2081 SIG2OSIG(osa.sa_mask, s32.sa_mask);
2082 error = copyout(&s32, uap->osa, sizeof(s32));
2088 ofreebsd32_sigprocmask(struct thread *td,
2089 struct ofreebsd32_sigprocmask_args *uap)
2094 OSIG2SIG(uap->mask, set);
2095 error = kern_sigprocmask(td, uap->how, &set, &oset, SIGPROCMASK_OLD);
2096 SIG2OSIG(oset, td->td_retval[0]);
2101 ofreebsd32_sigpending(struct thread *td,
2102 struct ofreebsd32_sigpending_args *uap)
2104 struct proc *p = td->td_proc;
2108 siglist = p->p_siglist;
2109 SIGSETOR(siglist, td->td_siglist);
2111 SIG2OSIG(siglist, td->td_retval[0]);
2116 u_int32_t sv_handler;
2122 ofreebsd32_sigvec(struct thread *td,
2123 struct ofreebsd32_sigvec_args *uap)
2125 struct sigvec32 vec;
2126 struct sigaction sa, osa, *sap;
2129 if (uap->signum <= 0 || uap->signum >= ONSIG)
2133 error = copyin(uap->nsv, &vec, sizeof(vec));
2136 sa.sa_handler = PTRIN(vec.sv_handler);
2137 OSIG2SIG(vec.sv_mask, sa.sa_mask);
2138 sa.sa_flags = vec.sv_flags;
2139 sa.sa_flags ^= SA_RESTART;
2143 error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET);
2144 if (error == 0 && uap->osv != NULL) {
2145 vec.sv_handler = PTROUT(osa.sa_handler);
2146 SIG2OSIG(osa.sa_mask, vec.sv_mask);
2147 vec.sv_flags = osa.sa_flags;
2148 vec.sv_flags &= ~SA_NOCLDWAIT;
2149 vec.sv_flags ^= SA_RESTART;
2150 error = copyout(&vec, uap->osv, sizeof(vec));
2156 ofreebsd32_sigblock(struct thread *td,
2157 struct ofreebsd32_sigblock_args *uap)
2161 OSIG2SIG(uap->mask, set);
2162 kern_sigprocmask(td, SIG_BLOCK, &set, &oset, 0);
2163 SIG2OSIG(oset, td->td_retval[0]);
2168 ofreebsd32_sigsetmask(struct thread *td,
2169 struct ofreebsd32_sigsetmask_args *uap)
2173 OSIG2SIG(uap->mask, set);
2174 kern_sigprocmask(td, SIG_SETMASK, &set, &oset, 0);
2175 SIG2OSIG(oset, td->td_retval[0]);
2180 ofreebsd32_sigsuspend(struct thread *td,
2181 struct ofreebsd32_sigsuspend_args *uap)
2185 OSIG2SIG(uap->mask, mask);
2186 return (kern_sigsuspend(td, mask));
2195 ofreebsd32_sigstack(struct thread *td,
2196 struct ofreebsd32_sigstack_args *uap)
2198 struct sigstack32 s32;
2199 struct sigstack nss, oss;
2200 int error = 0, unss;
2202 if (uap->nss != NULL) {
2203 error = copyin(uap->nss, &s32, sizeof(s32));
2206 nss.ss_sp = PTRIN(s32.ss_sp);
2207 CP(s32, nss, ss_onstack);
2212 oss.ss_sp = td->td_sigstk.ss_sp;
2213 oss.ss_onstack = sigonstack(cpu_getstack(td));
2215 td->td_sigstk.ss_sp = nss.ss_sp;
2216 td->td_sigstk.ss_size = 0;
2217 td->td_sigstk.ss_flags |= (nss.ss_onstack & SS_ONSTACK);
2218 td->td_pflags |= TDP_ALTSTACK;
2220 if (uap->oss != NULL) {
2221 s32.ss_sp = PTROUT(oss.ss_sp);
2222 CP(oss, s32, ss_onstack);
2223 error = copyout(&s32, uap->oss, sizeof(s32));
2230 freebsd32_nanosleep(struct thread *td, struct freebsd32_nanosleep_args *uap)
2232 struct timespec32 rmt32, rqt32;
2233 struct timespec rmt, rqt;
2236 error = copyin(uap->rqtp, &rqt32, sizeof(rqt32));
2240 CP(rqt32, rqt, tv_sec);
2241 CP(rqt32, rqt, tv_nsec);
2244 !useracc((caddr_t)uap->rmtp, sizeof(rmt), VM_PROT_WRITE))
2246 error = kern_nanosleep(td, &rqt, &rmt);
2247 if (error && uap->rmtp) {
2250 CP(rmt, rmt32, tv_sec);
2251 CP(rmt, rmt32, tv_nsec);
2253 error2 = copyout(&rmt32, uap->rmtp, sizeof(rmt32));
2261 freebsd32_clock_gettime(struct thread *td,
2262 struct freebsd32_clock_gettime_args *uap)
2264 struct timespec ats;
2265 struct timespec32 ats32;
2268 error = kern_clock_gettime(td, uap->clock_id, &ats);
2270 CP(ats, ats32, tv_sec);
2271 CP(ats, ats32, tv_nsec);
2272 error = copyout(&ats32, uap->tp, sizeof(ats32));
2278 freebsd32_clock_settime(struct thread *td,
2279 struct freebsd32_clock_settime_args *uap)
2281 struct timespec ats;
2282 struct timespec32 ats32;
2285 error = copyin(uap->tp, &ats32, sizeof(ats32));
2288 CP(ats32, ats, tv_sec);
2289 CP(ats32, ats, tv_nsec);
2291 return (kern_clock_settime(td, uap->clock_id, &ats));
2295 freebsd32_clock_getres(struct thread *td,
2296 struct freebsd32_clock_getres_args *uap)
2299 struct timespec32 ts32;
2302 if (uap->tp == NULL)
2304 error = kern_clock_getres(td, uap->clock_id, &ts);
2306 CP(ts, ts32, tv_sec);
2307 CP(ts, ts32, tv_nsec);
2308 error = copyout(&ts32, uap->tp, sizeof(ts32));
2313 int freebsd32_ktimer_create(struct thread *td,
2314 struct freebsd32_ktimer_create_args *uap)
2316 struct sigevent32 ev32;
2317 struct sigevent ev, *evp;
2320 if (uap->evp == NULL) {
2324 error = copyin(uap->evp, &ev32, sizeof(ev32));
2327 error = convert_sigevent32(&ev32, &ev);
2331 error = kern_ktimer_create(td, uap->clock_id, evp, &id, -1);
2333 error = copyout(&id, uap->timerid, sizeof(int));
2335 kern_ktimer_delete(td, id);
2341 freebsd32_ktimer_settime(struct thread *td,
2342 struct freebsd32_ktimer_settime_args *uap)
2344 struct itimerspec32 val32, oval32;
2345 struct itimerspec val, oval, *ovalp;
2348 error = copyin(uap->value, &val32, sizeof(val32));
2352 ovalp = uap->ovalue != NULL ? &oval : NULL;
2353 error = kern_ktimer_settime(td, uap->timerid, uap->flags, &val, ovalp);
2354 if (error == 0 && uap->ovalue != NULL) {
2355 ITS_CP(oval, oval32);
2356 error = copyout(&oval32, uap->ovalue, sizeof(oval32));
2362 freebsd32_ktimer_gettime(struct thread *td,
2363 struct freebsd32_ktimer_gettime_args *uap)
2365 struct itimerspec32 val32;
2366 struct itimerspec val;
2369 error = kern_ktimer_gettime(td, uap->timerid, &val);
2372 error = copyout(&val32, uap->value, sizeof(val32));
2378 freebsd32_clock_getcpuclockid2(struct thread *td,
2379 struct freebsd32_clock_getcpuclockid2_args *uap)
2384 error = kern_clock_getcpuclockid2(td, PAIR32TO64(id_t, uap->id),
2385 uap->which, &clk_id);
2387 error = copyout(&clk_id, uap->clock_id, sizeof(clockid_t));
2392 freebsd32_thr_new(struct thread *td,
2393 struct freebsd32_thr_new_args *uap)
2395 struct thr_param32 param32;
2396 struct thr_param param;
2399 if (uap->param_size < 0 ||
2400 uap->param_size > sizeof(struct thr_param32))
2402 bzero(¶m, sizeof(struct thr_param));
2403 bzero(¶m32, sizeof(struct thr_param32));
2404 error = copyin(uap->param, ¶m32, uap->param_size);
2407 param.start_func = PTRIN(param32.start_func);
2408 param.arg = PTRIN(param32.arg);
2409 param.stack_base = PTRIN(param32.stack_base);
2410 param.stack_size = param32.stack_size;
2411 param.tls_base = PTRIN(param32.tls_base);
2412 param.tls_size = param32.tls_size;
2413 param.child_tid = PTRIN(param32.child_tid);
2414 param.parent_tid = PTRIN(param32.parent_tid);
2415 param.flags = param32.flags;
2416 param.rtp = PTRIN(param32.rtp);
2417 param.spare[0] = PTRIN(param32.spare[0]);
2418 param.spare[1] = PTRIN(param32.spare[1]);
2419 param.spare[2] = PTRIN(param32.spare[2]);
2421 return (kern_thr_new(td, ¶m));
2425 freebsd32_thr_suspend(struct thread *td, struct freebsd32_thr_suspend_args *uap)
2427 struct timespec32 ts32;
2428 struct timespec ts, *tsp;
2433 if (uap->timeout != NULL) {
2434 error = copyin((const void *)uap->timeout, (void *)&ts32,
2435 sizeof(struct timespec32));
2438 ts.tv_sec = ts32.tv_sec;
2439 ts.tv_nsec = ts32.tv_nsec;
2442 return (kern_thr_suspend(td, tsp));
2446 siginfo_to_siginfo32(const siginfo_t *src, struct siginfo32 *dst)
2448 bzero(dst, sizeof(*dst));
2449 dst->si_signo = src->si_signo;
2450 dst->si_errno = src->si_errno;
2451 dst->si_code = src->si_code;
2452 dst->si_pid = src->si_pid;
2453 dst->si_uid = src->si_uid;
2454 dst->si_status = src->si_status;
2455 dst->si_addr = (uintptr_t)src->si_addr;
2456 dst->si_value.sival_int = src->si_value.sival_int;
2457 dst->si_timerid = src->si_timerid;
2458 dst->si_overrun = src->si_overrun;
2462 freebsd32_sigtimedwait(struct thread *td, struct freebsd32_sigtimedwait_args *uap)
2464 struct timespec32 ts32;
2466 struct timespec *timeout;
2469 struct siginfo32 si32;
2473 error = copyin(uap->timeout, &ts32, sizeof(ts32));
2476 ts.tv_sec = ts32.tv_sec;
2477 ts.tv_nsec = ts32.tv_nsec;
2482 error = copyin(uap->set, &set, sizeof(set));
2486 error = kern_sigtimedwait(td, set, &ksi, timeout);
2491 siginfo_to_siginfo32(&ksi.ksi_info, &si32);
2492 error = copyout(&si32, uap->info, sizeof(struct siginfo32));
2496 td->td_retval[0] = ksi.ksi_signo;
2504 freebsd32_sigwaitinfo(struct thread *td, struct freebsd32_sigwaitinfo_args *uap)
2507 struct siginfo32 si32;
2511 error = copyin(uap->set, &set, sizeof(set));
2515 error = kern_sigtimedwait(td, set, &ksi, NULL);
2520 siginfo_to_siginfo32(&ksi.ksi_info, &si32);
2521 error = copyout(&si32, uap->info, sizeof(struct siginfo32));
2524 td->td_retval[0] = ksi.ksi_signo;
2529 freebsd32_cpuset_setid(struct thread *td,
2530 struct freebsd32_cpuset_setid_args *uap)
2532 struct cpuset_setid_args ap;
2534 ap.which = uap->which;
2535 ap.id = PAIR32TO64(id_t,uap->id);
2536 ap.setid = uap->setid;
2538 return (sys_cpuset_setid(td, &ap));
2542 freebsd32_cpuset_getid(struct thread *td,
2543 struct freebsd32_cpuset_getid_args *uap)
2545 struct cpuset_getid_args ap;
2547 ap.level = uap->level;
2548 ap.which = uap->which;
2549 ap.id = PAIR32TO64(id_t,uap->id);
2550 ap.setid = uap->setid;
2552 return (sys_cpuset_getid(td, &ap));
2556 freebsd32_cpuset_getaffinity(struct thread *td,
2557 struct freebsd32_cpuset_getaffinity_args *uap)
2559 struct cpuset_getaffinity_args ap;
2561 ap.level = uap->level;
2562 ap.which = uap->which;
2563 ap.id = PAIR32TO64(id_t,uap->id);
2564 ap.cpusetsize = uap->cpusetsize;
2565 ap.mask = uap->mask;
2567 return (sys_cpuset_getaffinity(td, &ap));
2571 freebsd32_cpuset_setaffinity(struct thread *td,
2572 struct freebsd32_cpuset_setaffinity_args *uap)
2574 struct cpuset_setaffinity_args ap;
2576 ap.level = uap->level;
2577 ap.which = uap->which;
2578 ap.id = PAIR32TO64(id_t,uap->id);
2579 ap.cpusetsize = uap->cpusetsize;
2580 ap.mask = uap->mask;
2582 return (sys_cpuset_setaffinity(td, &ap));
2586 freebsd32_nmount(struct thread *td,
2587 struct freebsd32_nmount_args /* {
2589 unsigned int iovcnt;
2598 * Mount flags are now 64-bits. On 32-bit archtectures only
2599 * 32-bits are passed in, but from here on everything handles
2600 * 64-bit flags correctly.
2604 AUDIT_ARG_FFLAGS(flags);
2607 * Filter out MNT_ROOTFS. We do not want clients of nmount() in
2608 * userspace to set this flag, but we must filter it out if we want
2609 * MNT_UPDATE on the root file system to work.
2610 * MNT_ROOTFS should only be set by the kernel when mounting its
2613 flags &= ~MNT_ROOTFS;
2616 * check that we have an even number of iovec's
2617 * and that we have at least two options.
2619 if ((uap->iovcnt & 1) || (uap->iovcnt < 4))
2622 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
2625 error = vfs_donmount(td, flags, auio);
2633 freebsd32_xxx(struct thread *td, struct freebsd32_xxx_args *uap)
2635 struct yyy32 *p32, s32;
2636 struct yyy *p = NULL, s;
2641 error = copyin(uap->zzz, &s32, sizeof(s32));
2647 error = kern_xxx(td, p);
2652 error = copyout(&s32, p32, sizeof(s32));
2659 syscall32_register(int *offset, struct sysent *new_sysent,
2660 struct sysent *old_sysent, int flags)
2663 if ((flags & ~SY_THR_STATIC) != 0)
2666 if (*offset == NO_SYSCALL) {
2669 for (i = 1; i < SYS_MAXSYSCALL; ++i)
2670 if (freebsd32_sysent[i].sy_call ==
2671 (sy_call_t *)lkmnosys)
2673 if (i == SYS_MAXSYSCALL)
2676 } else if (*offset < 0 || *offset >= SYS_MAXSYSCALL)
2678 else if (freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmnosys &&
2679 freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmressys)
2682 *old_sysent = freebsd32_sysent[*offset];
2683 freebsd32_sysent[*offset] = *new_sysent;
2684 atomic_store_rel_32(&freebsd32_sysent[*offset].sy_thrcnt, flags);
2689 syscall32_deregister(int *offset, struct sysent *old_sysent)
2695 freebsd32_sysent[*offset] = *old_sysent;
2700 syscall32_module_handler(struct module *mod, int what, void *arg)
2702 struct syscall_module_data *data = (struct syscall_module_data*)arg;
2708 error = syscall32_register(data->offset, data->new_sysent,
2709 &data->old_sysent, SY_THR_STATIC_KLD);
2711 /* Leave a mark so we know to safely unload below. */
2712 data->offset = NULL;
2715 ms.intval = *data->offset;
2717 module_setspecific(mod, &ms);
2720 error = data->chainevh(mod, what, data->chainarg);
2724 * MOD_LOAD failed, so just return without calling the
2725 * chained handler since we didn't pass along the MOD_LOAD
2728 if (data->offset == NULL)
2730 if (data->chainevh) {
2731 error = data->chainevh(mod, what, data->chainarg);
2735 error = syscall32_deregister(data->offset, &data->old_sysent);
2740 error = data->chainevh(mod, what, data->chainarg);
2746 syscall32_helper_register(struct syscall_helper_data *sd, int flags)
2748 struct syscall_helper_data *sd1;
2751 for (sd1 = sd; sd1->syscall_no != NO_SYSCALL; sd1++) {
2752 error = syscall32_register(&sd1->syscall_no, &sd1->new_sysent,
2753 &sd1->old_sysent, flags);
2755 syscall32_helper_unregister(sd);
2758 sd1->registered = 1;
2764 syscall32_helper_unregister(struct syscall_helper_data *sd)
2766 struct syscall_helper_data *sd1;
2768 for (sd1 = sd; sd1->registered != 0; sd1++) {
2769 syscall32_deregister(&sd1->syscall_no, &sd1->old_sysent);
2770 sd1->registered = 0;
2776 freebsd32_copyout_strings(struct image_params *imgp)
2782 u_int32_t *stack_base;
2783 struct freebsd32_ps_strings *arginfo;
2784 char canary[sizeof(long) * 8];
2785 int32_t pagesizes32[MAXPAGESIZES];
2786 size_t execpath_len;
2790 * Calculate string base and vector table pointers.
2791 * Also deal with signal trampoline code for this exec type.
2793 if (imgp->execpath != NULL && imgp->auxargs != NULL)
2794 execpath_len = strlen(imgp->execpath) + 1;
2797 arginfo = (struct freebsd32_ps_strings *)curproc->p_sysent->
2799 if (imgp->proc->p_sysent->sv_sigcode_base == 0)
2800 szsigcode = *(imgp->proc->p_sysent->sv_szsigcode);
2803 destp = (uintptr_t)arginfo;
2808 if (szsigcode != 0) {
2810 destp = rounddown2(destp, sizeof(uint32_t));
2811 copyout(imgp->proc->p_sysent->sv_sigcode, (void *)destp,
2816 * Copy the image path for the rtld.
2818 if (execpath_len != 0) {
2819 destp -= execpath_len;
2820 imgp->execpathp = destp;
2821 copyout(imgp->execpath, (void *)destp, execpath_len);
2825 * Prepare the canary for SSP.
2827 arc4rand(canary, sizeof(canary), 0);
2828 destp -= sizeof(canary);
2829 imgp->canary = destp;
2830 copyout(canary, (void *)destp, sizeof(canary));
2831 imgp->canarylen = sizeof(canary);
2834 * Prepare the pagesizes array.
2836 for (i = 0; i < MAXPAGESIZES; i++)
2837 pagesizes32[i] = (uint32_t)pagesizes[i];
2838 destp -= sizeof(pagesizes32);
2839 destp = rounddown2(destp, sizeof(uint32_t));
2840 imgp->pagesizes = destp;
2841 copyout(pagesizes32, (void *)destp, sizeof(pagesizes32));
2842 imgp->pagesizeslen = sizeof(pagesizes32);
2844 destp -= ARG_MAX - imgp->args->stringspace;
2845 destp = rounddown2(destp, sizeof(uint32_t));
2848 * If we have a valid auxargs ptr, prepare some room
2851 if (imgp->auxargs) {
2853 * 'AT_COUNT*2' is size for the ELF Auxargs data. This is for
2854 * lower compatibility.
2856 imgp->auxarg_size = (imgp->auxarg_size) ? imgp->auxarg_size
2859 * The '+ 2' is for the null pointers at the end of each of
2860 * the arg and env vector sets,and imgp->auxarg_size is room
2861 * for argument of Runtime loader.
2863 vectp = (u_int32_t *) (destp - (imgp->args->argc +
2864 imgp->args->envc + 2 + imgp->auxarg_size + execpath_len) *
2868 * The '+ 2' is for the null pointers at the end of each of
2869 * the arg and env vector sets
2871 vectp = (u_int32_t *)(destp - (imgp->args->argc +
2872 imgp->args->envc + 2) * sizeof(u_int32_t));
2876 * vectp also becomes our initial stack base
2880 stringp = imgp->args->begin_argv;
2881 argc = imgp->args->argc;
2882 envc = imgp->args->envc;
2884 * Copy out strings - arguments and environment.
2886 copyout(stringp, (void *)destp, ARG_MAX - imgp->args->stringspace);
2889 * Fill in "ps_strings" struct for ps, w, etc.
2891 suword32(&arginfo->ps_argvstr, (u_int32_t)(intptr_t)vectp);
2892 suword32(&arginfo->ps_nargvstr, argc);
2895 * Fill in argument portion of vector table.
2897 for (; argc > 0; --argc) {
2898 suword32(vectp++, (u_int32_t)(intptr_t)destp);
2899 while (*stringp++ != 0)
2904 /* a null vector table pointer separates the argp's from the envp's */
2905 suword32(vectp++, 0);
2907 suword32(&arginfo->ps_envstr, (u_int32_t)(intptr_t)vectp);
2908 suword32(&arginfo->ps_nenvstr, envc);
2911 * Fill in environment portion of vector table.
2913 for (; envc > 0; --envc) {
2914 suword32(vectp++, (u_int32_t)(intptr_t)destp);
2915 while (*stringp++ != 0)
2920 /* end of vector table is a null pointer */
2923 return ((register_t *)stack_base);
2927 freebsd32_kldstat(struct thread *td, struct freebsd32_kldstat_args *uap)
2929 struct kld_file_stat stat;
2930 struct kld32_file_stat stat32;
2933 if ((error = copyin(&uap->stat->version, &version, sizeof(version)))
2936 if (version != sizeof(struct kld32_file_stat_1) &&
2937 version != sizeof(struct kld32_file_stat))
2940 error = kern_kldstat(td, uap->fileid, &stat);
2944 bcopy(&stat.name[0], &stat32.name[0], sizeof(stat.name));
2945 CP(stat, stat32, refs);
2946 CP(stat, stat32, id);
2947 PTROUT_CP(stat, stat32, address);
2948 CP(stat, stat32, size);
2949 bcopy(&stat.pathname[0], &stat32.pathname[0], sizeof(stat.pathname));
2950 return (copyout(&stat32, uap->stat, version));
2954 freebsd32_posix_fallocate(struct thread *td,
2955 struct freebsd32_posix_fallocate_args *uap)
2958 td->td_retval[0] = kern_posix_fallocate(td, uap->fd,
2959 PAIR32TO64(off_t, uap->offset), PAIR32TO64(off_t, uap->len));
2964 freebsd32_posix_fadvise(struct thread *td,
2965 struct freebsd32_posix_fadvise_args *uap)
2968 td->td_retval[0] = kern_posix_fadvise(td, uap->fd,
2969 PAIR32TO64(off_t, uap->offset), PAIR32TO64(off_t, uap->len),
2975 convert_sigevent32(struct sigevent32 *sig32, struct sigevent *sig)
2978 CP(*sig32, *sig, sigev_notify);
2979 switch (sig->sigev_notify) {
2982 case SIGEV_THREAD_ID:
2983 CP(*sig32, *sig, sigev_notify_thread_id);
2986 CP(*sig32, *sig, sigev_signo);
2987 PTRIN_CP(*sig32, *sig, sigev_value.sival_ptr);
2990 CP(*sig32, *sig, sigev_notify_kqueue);
2991 CP(*sig32, *sig, sigev_notify_kevent_flags);
2992 PTRIN_CP(*sig32, *sig, sigev_value.sival_ptr);
3001 freebsd32_procctl(struct thread *td, struct freebsd32_procctl_args *uap)
3005 struct procctl_reaper_status rs;
3006 struct procctl_reaper_pids rp;
3007 struct procctl_reaper_kill rk;
3010 struct procctl_reaper_pids32 rp;
3012 int error, error1, flags;
3016 case PROC_TRACE_CTL:
3017 error = copyin(PTRIN(uap->data), &flags, sizeof(flags));
3022 case PROC_REAP_ACQUIRE:
3023 case PROC_REAP_RELEASE:
3024 if (uap->data != NULL)
3028 case PROC_REAP_STATUS:
3031 case PROC_REAP_GETPIDS:
3032 error = copyin(uap->data, &x32.rp, sizeof(x32.rp));
3035 CP(x32.rp, x.rp, rp_count);
3036 PTRIN_CP(x32.rp, x.rp, rp_pids);
3039 case PROC_REAP_KILL:
3040 error = copyin(uap->data, &x.rk, sizeof(x.rk));
3045 case PROC_TRACE_STATUS:
3051 error = kern_procctl(td, uap->idtype, PAIR32TO64(id_t, uap->id),
3054 case PROC_REAP_STATUS:
3056 error = copyout(&x.rs, uap->data, sizeof(x.rs));
3058 case PROC_REAP_KILL:
3059 error1 = copyout(&x.rk, uap->data, sizeof(x.rk));
3063 case PROC_TRACE_STATUS:
3065 error = copyout(&flags, uap->data, sizeof(flags));
3072 freebsd32_fcntl(struct thread *td, struct freebsd32_fcntl_args *uap)
3078 * Do unsigned conversion for arg when operation
3079 * interprets it as flags or pointer.
3081 case F_SETLK_REMOTE:
3090 tmp = (unsigned int)(uap->arg);
3096 return (kern_fcntl_freebsd(td, uap->fd, uap->cmd, tmp));
3100 freebsd32_ppoll(struct thread *td, struct freebsd32_ppoll_args *uap)
3102 struct timespec32 ts32;
3103 struct timespec ts, *tsp;
3107 if (uap->ts != NULL) {
3108 error = copyin(uap->ts, &ts32, sizeof(ts32));
3111 CP(ts32, ts, tv_sec);
3112 CP(ts32, ts, tv_nsec);
3116 if (uap->set != NULL) {
3117 error = copyin(uap->set, &set, sizeof(set));
3124 return (kern_poll(td, uap->fds, uap->nfds, tsp, ssp));