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,
248 struct freebsd4_freebsd32_getfsstat_args *uap)
250 struct statfs *buf, *sp;
251 struct statfs32 stat32;
252 size_t count, size, copycount;
255 count = uap->bufsize / sizeof(struct statfs32);
256 size = count * sizeof(struct statfs);
257 error = kern_getfsstat(td, &buf, size, &count, UIO_SYSSPACE, uap->mode);
261 while (copycount > 0 && error == 0) {
262 copy_statfs(sp, &stat32);
263 error = copyout(&stat32, uap->buf, sizeof(stat32));
271 td->td_retval[0] = count;
276 #ifdef COMPAT_FREEBSD10
278 freebsd10_freebsd32_pipe(struct thread *td,
279 struct freebsd10_freebsd32_pipe_args *uap) {
281 return (freebsd10_pipe(td, (struct freebsd10_pipe_args*)uap));
286 freebsd32_sigaltstack(struct thread *td,
287 struct freebsd32_sigaltstack_args *uap)
289 struct sigaltstack32 s32;
290 struct sigaltstack ss, oss, *ssp;
293 if (uap->ss != NULL) {
294 error = copyin(uap->ss, &s32, sizeof(s32));
297 PTRIN_CP(s32, ss, ss_sp);
298 CP(s32, ss, ss_size);
299 CP(s32, ss, ss_flags);
303 error = kern_sigaltstack(td, ssp, &oss);
304 if (error == 0 && uap->oss != NULL) {
305 PTROUT_CP(oss, s32, ss_sp);
306 CP(oss, s32, ss_size);
307 CP(oss, s32, ss_flags);
308 error = copyout(&s32, uap->oss, sizeof(s32));
314 * Custom version of exec_copyin_args() so that we can translate
318 freebsd32_exec_copyin_args(struct image_args *args, char *fname,
319 enum uio_seg segflg, u_int32_t *argv, u_int32_t *envv)
326 bzero(args, sizeof(*args));
331 * Allocate demand-paged memory for the file name, argument, and
332 * environment strings.
334 error = exec_alloc_args(args);
339 * Copy the file name.
342 args->fname = args->buf;
343 error = (segflg == UIO_SYSSPACE) ?
344 copystr(fname, args->fname, PATH_MAX, &length) :
345 copyinstr(fname, args->fname, PATH_MAX, &length);
351 args->begin_argv = args->buf + length;
352 args->endp = args->begin_argv;
353 args->stringspace = ARG_MAX;
356 * extract arguments first
360 error = copyin(p32++, &arg, sizeof(arg));
366 error = copyinstr(argp, args->endp, args->stringspace, &length);
368 if (error == ENAMETOOLONG)
372 args->stringspace -= length;
373 args->endp += length;
377 args->begin_envv = args->endp;
380 * extract environment strings
385 error = copyin(p32++, &arg, sizeof(arg));
391 error = copyinstr(envp, args->endp, args->stringspace,
394 if (error == ENAMETOOLONG)
398 args->stringspace -= length;
399 args->endp += length;
407 exec_free_args(args);
412 freebsd32_execve(struct thread *td, struct freebsd32_execve_args *uap)
414 struct image_args eargs;
415 struct vmspace *oldvmspace;
418 error = pre_execve(td, &oldvmspace);
421 error = freebsd32_exec_copyin_args(&eargs, uap->fname, UIO_USERSPACE,
422 uap->argv, uap->envv);
424 error = kern_execve(td, &eargs, NULL);
425 post_execve(td, error, oldvmspace);
430 freebsd32_fexecve(struct thread *td, struct freebsd32_fexecve_args *uap)
432 struct image_args eargs;
433 struct vmspace *oldvmspace;
436 error = pre_execve(td, &oldvmspace);
439 error = freebsd32_exec_copyin_args(&eargs, NULL, UIO_SYSSPACE,
440 uap->argv, uap->envv);
443 error = kern_execve(td, &eargs, NULL);
445 post_execve(td, error, oldvmspace);
450 freebsd32_mprotect(struct thread *td, struct freebsd32_mprotect_args *uap)
455 #if defined(__amd64__)
456 if (i386_read_exec && (prot & PROT_READ) != 0)
459 return (kern_mprotect(td, (uintptr_t)PTRIN(uap->addr), uap->len,
464 freebsd32_mmap(struct thread *td, struct freebsd32_mmap_args *uap)
469 #if defined(__amd64__)
470 if (i386_read_exec && (prot & PROT_READ))
474 return (kern_mmap(td, (uintptr_t)uap->addr, uap->len, prot,
475 uap->flags, uap->fd, PAIR32TO64(off_t, uap->pos)));
478 #ifdef COMPAT_FREEBSD6
480 freebsd6_freebsd32_mmap(struct thread *td,
481 struct freebsd6_freebsd32_mmap_args *uap)
486 #if defined(__amd64__)
487 if (i386_read_exec && (prot & PROT_READ))
491 return (kern_mmap(td, (uintptr_t)uap->addr, uap->len, prot,
492 uap->flags, uap->fd, PAIR32TO64(off_t, uap->pos)));
497 freebsd32_setitimer(struct thread *td, struct freebsd32_setitimer_args *uap)
499 struct itimerval itv, oitv, *itvp;
500 struct itimerval32 i32;
503 if (uap->itv != NULL) {
504 error = copyin(uap->itv, &i32, sizeof(i32));
507 TV_CP(i32, itv, it_interval);
508 TV_CP(i32, itv, it_value);
512 error = kern_setitimer(td, uap->which, itvp, &oitv);
513 if (error || uap->oitv == NULL)
515 TV_CP(oitv, i32, it_interval);
516 TV_CP(oitv, i32, it_value);
517 return (copyout(&i32, uap->oitv, sizeof(i32)));
521 freebsd32_getitimer(struct thread *td, struct freebsd32_getitimer_args *uap)
523 struct itimerval itv;
524 struct itimerval32 i32;
527 error = kern_getitimer(td, uap->which, &itv);
528 if (error || uap->itv == NULL)
530 TV_CP(itv, i32, it_interval);
531 TV_CP(itv, i32, it_value);
532 return (copyout(&i32, uap->itv, sizeof(i32)));
536 freebsd32_select(struct thread *td, struct freebsd32_select_args *uap)
538 struct timeval32 tv32;
539 struct timeval tv, *tvp;
542 if (uap->tv != NULL) {
543 error = copyin(uap->tv, &tv32, sizeof(tv32));
546 CP(tv32, tv, tv_sec);
547 CP(tv32, tv, tv_usec);
552 * XXX Do pointers need PTRIN()?
554 return (kern_select(td, uap->nd, uap->in, uap->ou, uap->ex, tvp,
555 sizeof(int32_t) * 8));
559 freebsd32_pselect(struct thread *td, struct freebsd32_pselect_args *uap)
561 struct timespec32 ts32;
563 struct timeval tv, *tvp;
567 if (uap->ts != NULL) {
568 error = copyin(uap->ts, &ts32, sizeof(ts32));
571 CP(ts32, ts, tv_sec);
572 CP(ts32, ts, tv_nsec);
573 TIMESPEC_TO_TIMEVAL(&tv, &ts);
577 if (uap->sm != NULL) {
578 error = copyin(uap->sm, &set, sizeof(set));
585 * XXX Do pointers need PTRIN()?
587 error = kern_pselect(td, uap->nd, uap->in, uap->ou, uap->ex, tvp,
588 uset, sizeof(int32_t) * 8);
593 * Copy 'count' items into the destination list pointed to by uap->eventlist.
596 freebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count)
598 struct freebsd32_kevent_args *uap;
599 struct kevent32 ks32[KQ_NEVENTS];
602 KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count));
603 uap = (struct freebsd32_kevent_args *)arg;
605 for (i = 0; i < count; i++) {
606 CP(kevp[i], ks32[i], ident);
607 CP(kevp[i], ks32[i], filter);
608 CP(kevp[i], ks32[i], flags);
609 CP(kevp[i], ks32[i], fflags);
610 CP(kevp[i], ks32[i], data);
611 PTROUT_CP(kevp[i], ks32[i], udata);
613 error = copyout(ks32, uap->eventlist, count * sizeof *ks32);
615 uap->eventlist += count;
620 * Copy 'count' items from the list pointed to by uap->changelist.
623 freebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count)
625 struct freebsd32_kevent_args *uap;
626 struct kevent32 ks32[KQ_NEVENTS];
629 KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count));
630 uap = (struct freebsd32_kevent_args *)arg;
632 error = copyin(uap->changelist, ks32, count * sizeof *ks32);
635 uap->changelist += count;
637 for (i = 0; i < count; i++) {
638 CP(ks32[i], kevp[i], ident);
639 CP(ks32[i], kevp[i], filter);
640 CP(ks32[i], kevp[i], flags);
641 CP(ks32[i], kevp[i], fflags);
642 CP(ks32[i], kevp[i], data);
643 PTRIN_CP(ks32[i], kevp[i], udata);
650 freebsd32_kevent(struct thread *td, struct freebsd32_kevent_args *uap)
652 struct timespec32 ts32;
653 struct timespec ts, *tsp;
654 struct kevent_copyops k_ops = {
656 .k_copyout = freebsd32_kevent_copyout,
657 .k_copyin = freebsd32_kevent_copyin,
663 error = copyin(uap->timeout, &ts32, sizeof(ts32));
666 CP(ts32, ts, tv_sec);
667 CP(ts32, ts, tv_nsec);
671 error = kern_kevent(td, uap->fd, uap->nchanges, uap->nevents,
677 freebsd32_gettimeofday(struct thread *td,
678 struct freebsd32_gettimeofday_args *uap)
681 struct timeval32 atv32;
687 CP(atv, atv32, tv_sec);
688 CP(atv, atv32, tv_usec);
689 error = copyout(&atv32, uap->tp, sizeof (atv32));
691 if (error == 0 && uap->tzp != NULL) {
692 rtz.tz_minuteswest = tz_minuteswest;
693 rtz.tz_dsttime = tz_dsttime;
694 error = copyout(&rtz, uap->tzp, sizeof (rtz));
700 freebsd32_getrusage(struct thread *td, struct freebsd32_getrusage_args *uap)
706 error = kern_getrusage(td, uap->who, &s);
709 if (uap->rusage != NULL) {
710 freebsd32_rusage_out(&s, &s32);
711 error = copyout(&s32, uap->rusage, sizeof(s32));
717 freebsd32_copyinuio(struct iovec32 *iovp, u_int iovcnt, struct uio **uiop)
719 struct iovec32 iov32;
726 if (iovcnt > UIO_MAXIOV)
728 iovlen = iovcnt * sizeof(struct iovec);
729 uio = malloc(iovlen + sizeof *uio, M_IOV, M_WAITOK);
730 iov = (struct iovec *)(uio + 1);
731 for (i = 0; i < iovcnt; i++) {
732 error = copyin(&iovp[i], &iov32, sizeof(struct iovec32));
737 iov[i].iov_base = PTRIN(iov32.iov_base);
738 iov[i].iov_len = iov32.iov_len;
741 uio->uio_iovcnt = iovcnt;
742 uio->uio_segflg = UIO_USERSPACE;
743 uio->uio_offset = -1;
745 for (i = 0; i < iovcnt; i++) {
746 if (iov->iov_len > INT_MAX - uio->uio_resid) {
750 uio->uio_resid += iov->iov_len;
758 freebsd32_readv(struct thread *td, struct freebsd32_readv_args *uap)
763 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
766 error = kern_readv(td, uap->fd, auio);
772 freebsd32_writev(struct thread *td, struct freebsd32_writev_args *uap)
777 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
780 error = kern_writev(td, uap->fd, auio);
786 freebsd32_preadv(struct thread *td, struct freebsd32_preadv_args *uap)
791 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
794 error = kern_preadv(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset));
800 freebsd32_pwritev(struct thread *td, struct freebsd32_pwritev_args *uap)
805 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
808 error = kern_pwritev(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset));
814 freebsd32_copyiniov(struct iovec32 *iovp32, u_int iovcnt, struct iovec **iovp,
817 struct iovec32 iov32;
823 if (iovcnt > UIO_MAXIOV)
825 iovlen = iovcnt * sizeof(struct iovec);
826 iov = malloc(iovlen, M_IOV, M_WAITOK);
827 for (i = 0; i < iovcnt; i++) {
828 error = copyin(&iovp32[i], &iov32, sizeof(struct iovec32));
833 iov[i].iov_base = PTRIN(iov32.iov_base);
834 iov[i].iov_len = iov32.iov_len;
841 freebsd32_copyinmsghdr(struct msghdr32 *msg32, struct msghdr *msg)
846 error = copyin(msg32, &m32, sizeof(m32));
849 msg->msg_name = PTRIN(m32.msg_name);
850 msg->msg_namelen = m32.msg_namelen;
851 msg->msg_iov = PTRIN(m32.msg_iov);
852 msg->msg_iovlen = m32.msg_iovlen;
853 msg->msg_control = PTRIN(m32.msg_control);
854 msg->msg_controllen = m32.msg_controllen;
855 msg->msg_flags = m32.msg_flags;
860 freebsd32_copyoutmsghdr(struct msghdr *msg, struct msghdr32 *msg32)
865 m32.msg_name = PTROUT(msg->msg_name);
866 m32.msg_namelen = msg->msg_namelen;
867 m32.msg_iov = PTROUT(msg->msg_iov);
868 m32.msg_iovlen = msg->msg_iovlen;
869 m32.msg_control = PTROUT(msg->msg_control);
870 m32.msg_controllen = msg->msg_controllen;
871 m32.msg_flags = msg->msg_flags;
872 error = copyout(&m32, msg32, sizeof(m32));
877 #define FREEBSD32_ALIGNBYTES (sizeof(int) - 1)
879 #define FREEBSD32_ALIGNBYTES (sizeof(long) - 1)
881 #define FREEBSD32_ALIGN(p) \
882 (((u_long)(p) + FREEBSD32_ALIGNBYTES) & ~FREEBSD32_ALIGNBYTES)
883 #define FREEBSD32_CMSG_SPACE(l) \
884 (FREEBSD32_ALIGN(sizeof(struct cmsghdr)) + FREEBSD32_ALIGN(l))
886 #define FREEBSD32_CMSG_DATA(cmsg) ((unsigned char *)(cmsg) + \
887 FREEBSD32_ALIGN(sizeof(struct cmsghdr)))
889 freebsd32_copy_msg_out(struct msghdr *msg, struct mbuf *control)
893 socklen_t clen, datalen;
896 int len, maxlen, copylen;
900 len = msg->msg_controllen;
901 maxlen = msg->msg_controllen;
902 msg->msg_controllen = 0;
905 ctlbuf = msg->msg_control;
907 while (m && len > 0) {
908 cm = mtod(m, struct cmsghdr *);
913 if (sizeof(struct cmsghdr) > clen ||
914 cm->cmsg_len > clen) {
919 data = CMSG_DATA(cm);
920 datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data;
922 /* Adjust message length */
923 cm->cmsg_len = FREEBSD32_ALIGN(sizeof(struct cmsghdr)) +
928 copylen = sizeof(struct cmsghdr);
930 msg->msg_flags |= MSG_CTRUNC;
934 error = copyout(cm,ctlbuf,copylen);
938 ctlbuf += FREEBSD32_ALIGN(copylen);
939 len -= FREEBSD32_ALIGN(copylen);
947 msg->msg_flags |= MSG_CTRUNC;
951 error = copyout(data,ctlbuf,copylen);
955 ctlbuf += FREEBSD32_ALIGN(copylen);
956 len -= FREEBSD32_ALIGN(copylen);
958 if (CMSG_SPACE(datalen) < clen) {
959 clen -= CMSG_SPACE(datalen);
960 cm = (struct cmsghdr *)
961 ((caddr_t)cm + CMSG_SPACE(datalen));
970 msg->msg_controllen = (len <= 0) ? maxlen : ctlbuf - (caddr_t)msg->msg_control;
978 freebsd32_recvmsg(td, uap)
980 struct freebsd32_recvmsg_args /* {
982 struct msghdr32 *msg;
988 struct iovec *uiov, *iov;
989 struct mbuf *control = NULL;
990 struct mbuf **controlp;
993 error = copyin(uap->msg, &m32, sizeof(m32));
996 error = freebsd32_copyinmsghdr(uap->msg, &msg);
999 error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov,
1003 msg.msg_flags = uap->flags;
1007 controlp = (msg.msg_control != NULL) ? &control : NULL;
1008 error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, controlp);
1012 if (control != NULL)
1013 error = freebsd32_copy_msg_out(&msg, control);
1015 msg.msg_controllen = 0;
1018 error = freebsd32_copyoutmsghdr(&msg, uap->msg);
1022 if (control != NULL)
1029 * Copy-in the array of control messages constructed using alignment
1030 * and padding suitable for a 32-bit environment and construct an
1031 * mbuf using alignment and padding suitable for a 64-bit kernel.
1032 * The alignment and padding are defined indirectly by CMSG_DATA(),
1033 * CMSG_SPACE() and CMSG_LEN().
1036 freebsd32_copyin_control(struct mbuf **mp, caddr_t buf, u_int buflen)
1040 u_int idx, len, msglen;
1043 buflen = FREEBSD32_ALIGN(buflen);
1045 if (buflen > MCLBYTES)
1049 * Iterate over the buffer and get the length of each message
1050 * in there. This has 32-bit alignment and padding. Use it to
1051 * determine the length of these messages when using 64-bit
1052 * alignment and padding.
1056 while (idx < buflen) {
1057 error = copyin(buf + idx, &msglen, sizeof(msglen));
1060 if (msglen < sizeof(struct cmsghdr))
1062 msglen = FREEBSD32_ALIGN(msglen);
1063 if (idx + msglen > buflen)
1066 msglen += CMSG_ALIGN(sizeof(struct cmsghdr)) -
1067 FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1068 len += CMSG_ALIGN(msglen);
1074 m = m_get(M_WAITOK, MT_CONTROL);
1076 MCLGET(m, M_WAITOK);
1079 md = mtod(m, void *);
1080 while (buflen > 0) {
1081 error = copyin(buf, md, sizeof(struct cmsghdr));
1084 msglen = *(u_int *)md;
1085 msglen = FREEBSD32_ALIGN(msglen);
1087 /* Modify the message length to account for alignment. */
1088 *(u_int *)md = msglen + CMSG_ALIGN(sizeof(struct cmsghdr)) -
1089 FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1091 md = (char *)md + CMSG_ALIGN(sizeof(struct cmsghdr));
1092 buf += FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1093 buflen -= FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1095 msglen -= FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1097 error = copyin(buf, md, msglen);
1100 md = (char *)md + CMSG_ALIGN(msglen);
1114 freebsd32_sendmsg(struct thread *td,
1115 struct freebsd32_sendmsg_args *uap)
1118 struct msghdr32 m32;
1120 struct mbuf *control = NULL;
1121 struct sockaddr *to = NULL;
1124 error = copyin(uap->msg, &m32, sizeof(m32));
1127 error = freebsd32_copyinmsghdr(uap->msg, &msg);
1130 error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov,
1135 if (msg.msg_name != NULL) {
1136 error = getsockaddr(&to, msg.msg_name, msg.msg_namelen);
1144 if (msg.msg_control) {
1145 if (msg.msg_controllen < sizeof(struct cmsghdr)) {
1150 error = freebsd32_copyin_control(&control, msg.msg_control,
1151 msg.msg_controllen);
1155 msg.msg_control = NULL;
1156 msg.msg_controllen = 0;
1159 error = kern_sendit(td, uap->s, &msg, uap->flags, control,
1170 freebsd32_recvfrom(struct thread *td,
1171 struct freebsd32_recvfrom_args *uap)
1177 if (uap->fromlenaddr) {
1178 error = copyin(PTRIN(uap->fromlenaddr), &msg.msg_namelen,
1179 sizeof(msg.msg_namelen));
1183 msg.msg_namelen = 0;
1186 msg.msg_name = PTRIN(uap->from);
1187 msg.msg_iov = &aiov;
1189 aiov.iov_base = PTRIN(uap->buf);
1190 aiov.iov_len = uap->len;
1191 msg.msg_control = NULL;
1192 msg.msg_flags = uap->flags;
1193 error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, NULL);
1194 if (error == 0 && uap->fromlenaddr)
1195 error = copyout(&msg.msg_namelen, PTRIN(uap->fromlenaddr),
1196 sizeof (msg.msg_namelen));
1201 freebsd32_settimeofday(struct thread *td,
1202 struct freebsd32_settimeofday_args *uap)
1204 struct timeval32 tv32;
1205 struct timeval tv, *tvp;
1206 struct timezone tz, *tzp;
1210 error = copyin(uap->tv, &tv32, sizeof(tv32));
1213 CP(tv32, tv, tv_sec);
1214 CP(tv32, tv, tv_usec);
1219 error = copyin(uap->tzp, &tz, sizeof(tz));
1225 return (kern_settimeofday(td, tvp, tzp));
1229 freebsd32_utimes(struct thread *td, struct freebsd32_utimes_args *uap)
1231 struct timeval32 s32[2];
1232 struct timeval s[2], *sp;
1235 if (uap->tptr != NULL) {
1236 error = copyin(uap->tptr, s32, sizeof(s32));
1239 CP(s32[0], s[0], tv_sec);
1240 CP(s32[0], s[0], tv_usec);
1241 CP(s32[1], s[1], tv_sec);
1242 CP(s32[1], s[1], tv_usec);
1246 return (kern_utimesat(td, AT_FDCWD, uap->path, UIO_USERSPACE,
1251 freebsd32_lutimes(struct thread *td, struct freebsd32_lutimes_args *uap)
1253 struct timeval32 s32[2];
1254 struct timeval s[2], *sp;
1257 if (uap->tptr != NULL) {
1258 error = copyin(uap->tptr, s32, sizeof(s32));
1261 CP(s32[0], s[0], tv_sec);
1262 CP(s32[0], s[0], tv_usec);
1263 CP(s32[1], s[1], tv_sec);
1264 CP(s32[1], s[1], tv_usec);
1268 return (kern_lutimes(td, uap->path, UIO_USERSPACE, sp, UIO_SYSSPACE));
1272 freebsd32_futimes(struct thread *td, struct freebsd32_futimes_args *uap)
1274 struct timeval32 s32[2];
1275 struct timeval s[2], *sp;
1278 if (uap->tptr != NULL) {
1279 error = copyin(uap->tptr, s32, sizeof(s32));
1282 CP(s32[0], s[0], tv_sec);
1283 CP(s32[0], s[0], tv_usec);
1284 CP(s32[1], s[1], tv_sec);
1285 CP(s32[1], s[1], tv_usec);
1289 return (kern_futimes(td, uap->fd, sp, UIO_SYSSPACE));
1293 freebsd32_futimesat(struct thread *td, struct freebsd32_futimesat_args *uap)
1295 struct timeval32 s32[2];
1296 struct timeval s[2], *sp;
1299 if (uap->times != NULL) {
1300 error = copyin(uap->times, s32, sizeof(s32));
1303 CP(s32[0], s[0], tv_sec);
1304 CP(s32[0], s[0], tv_usec);
1305 CP(s32[1], s[1], tv_sec);
1306 CP(s32[1], s[1], tv_usec);
1310 return (kern_utimesat(td, uap->fd, uap->path, UIO_USERSPACE,
1315 freebsd32_futimens(struct thread *td, struct freebsd32_futimens_args *uap)
1317 struct timespec32 ts32[2];
1318 struct timespec ts[2], *tsp;
1321 if (uap->times != NULL) {
1322 error = copyin(uap->times, ts32, sizeof(ts32));
1325 CP(ts32[0], ts[0], tv_sec);
1326 CP(ts32[0], ts[0], tv_nsec);
1327 CP(ts32[1], ts[1], tv_sec);
1328 CP(ts32[1], ts[1], tv_nsec);
1332 return (kern_futimens(td, uap->fd, tsp, UIO_SYSSPACE));
1336 freebsd32_utimensat(struct thread *td, struct freebsd32_utimensat_args *uap)
1338 struct timespec32 ts32[2];
1339 struct timespec ts[2], *tsp;
1342 if (uap->times != NULL) {
1343 error = copyin(uap->times, ts32, sizeof(ts32));
1346 CP(ts32[0], ts[0], tv_sec);
1347 CP(ts32[0], ts[0], tv_nsec);
1348 CP(ts32[1], ts[1], tv_sec);
1349 CP(ts32[1], ts[1], tv_nsec);
1353 return (kern_utimensat(td, uap->fd, uap->path, UIO_USERSPACE,
1354 tsp, UIO_SYSSPACE, uap->flag));
1358 freebsd32_adjtime(struct thread *td, struct freebsd32_adjtime_args *uap)
1360 struct timeval32 tv32;
1361 struct timeval delta, olddelta, *deltap;
1365 error = copyin(uap->delta, &tv32, sizeof(tv32));
1368 CP(tv32, delta, tv_sec);
1369 CP(tv32, delta, tv_usec);
1373 error = kern_adjtime(td, deltap, &olddelta);
1374 if (uap->olddelta && error == 0) {
1375 CP(olddelta, tv32, tv_sec);
1376 CP(olddelta, tv32, tv_usec);
1377 error = copyout(&tv32, uap->olddelta, sizeof(tv32));
1382 #ifdef COMPAT_FREEBSD4
1384 freebsd4_freebsd32_statfs(struct thread *td, struct freebsd4_freebsd32_statfs_args *uap)
1386 struct statfs32 s32;
1390 sp = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK);
1391 error = kern_statfs(td, uap->path, UIO_USERSPACE, sp);
1393 copy_statfs(sp, &s32);
1394 error = copyout(&s32, uap->buf, sizeof(s32));
1401 #ifdef COMPAT_FREEBSD4
1403 freebsd4_freebsd32_fstatfs(struct thread *td, struct freebsd4_freebsd32_fstatfs_args *uap)
1405 struct statfs32 s32;
1409 sp = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK);
1410 error = kern_fstatfs(td, uap->fd, sp);
1412 copy_statfs(sp, &s32);
1413 error = copyout(&s32, uap->buf, sizeof(s32));
1420 #ifdef COMPAT_FREEBSD4
1422 freebsd4_freebsd32_fhstatfs(struct thread *td, struct freebsd4_freebsd32_fhstatfs_args *uap)
1424 struct statfs32 s32;
1429 if ((error = copyin(uap->u_fhp, &fh, sizeof(fhandle_t))) != 0)
1431 sp = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK);
1432 error = kern_fhstatfs(td, fh, sp);
1434 copy_statfs(sp, &s32);
1435 error = copyout(&s32, uap->buf, sizeof(s32));
1443 freebsd32_pread(struct thread *td, struct freebsd32_pread_args *uap)
1446 return (kern_pread(td, uap->fd, uap->buf, uap->nbyte,
1447 PAIR32TO64(off_t, uap->offset)));
1451 freebsd32_pwrite(struct thread *td, struct freebsd32_pwrite_args *uap)
1454 return (kern_pwrite(td, uap->fd, uap->buf, uap->nbyte,
1455 PAIR32TO64(off_t, uap->offset)));
1460 ofreebsd32_lseek(struct thread *td, struct ofreebsd32_lseek_args *uap)
1463 return (kern_lseek(td, uap->fd, uap->offset, uap->whence));
1468 freebsd32_lseek(struct thread *td, struct freebsd32_lseek_args *uap)
1473 error = kern_lseek(td, uap->fd, PAIR32TO64(off_t, uap->offset),
1475 /* Expand the quad return into two parts for eax and edx */
1476 pos = td->td_uretoff.tdu_off;
1477 td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */
1478 td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */
1483 freebsd32_truncate(struct thread *td, struct freebsd32_truncate_args *uap)
1486 return (kern_truncate(td, uap->path, UIO_USERSPACE,
1487 PAIR32TO64(off_t, uap->length)));
1491 freebsd32_ftruncate(struct thread *td, struct freebsd32_ftruncate_args *uap)
1494 return (kern_ftruncate(td, uap->fd, PAIR32TO64(off_t, uap->length)));
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)
1545 return (kern_pread(td, uap->fd, uap->buf, uap->nbyte,
1546 PAIR32TO64(off_t, uap->offset)));
1550 freebsd6_freebsd32_pwrite(struct thread *td, struct freebsd6_freebsd32_pwrite_args *uap)
1553 return (kern_pwrite(td, uap->fd, uap->buf, uap->nbyte,
1554 PAIR32TO64(off_t, uap->offset)));
1558 freebsd6_freebsd32_lseek(struct thread *td, struct freebsd6_freebsd32_lseek_args *uap)
1563 error = kern_lseek(td, uap->fd, PAIR32TO64(off_t, uap->offset),
1565 /* Expand the quad return into two parts for eax and edx */
1566 pos = *(off_t *)(td->td_retval);
1567 td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */
1568 td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */
1573 freebsd6_freebsd32_truncate(struct thread *td, struct freebsd6_freebsd32_truncate_args *uap)
1576 return (kern_truncate(td, uap->path, UIO_USERSPACE,
1577 PAIR32TO64(off_t, uap->length)));
1581 freebsd6_freebsd32_ftruncate(struct thread *td, struct freebsd6_freebsd32_ftruncate_args *uap)
1584 return (kern_ftruncate(td, uap->fd, PAIR32TO64(off_t, uap->length)));
1586 #endif /* COMPAT_FREEBSD6 */
1596 freebsd32_do_sendfile(struct thread *td,
1597 struct freebsd32_sendfile_args *uap, int compat)
1599 struct sf_hdtr32 hdtr32;
1600 struct sf_hdtr hdtr;
1601 struct uio *hdr_uio, *trl_uio;
1603 cap_rights_t rights;
1604 struct iovec32 *iov32;
1605 off_t offset, sbytes;
1608 offset = PAIR32TO64(off_t, uap->offset);
1612 hdr_uio = trl_uio = NULL;
1614 if (uap->hdtr != NULL) {
1615 error = copyin(uap->hdtr, &hdtr32, sizeof(hdtr32));
1618 PTRIN_CP(hdtr32, hdtr, headers);
1619 CP(hdtr32, hdtr, hdr_cnt);
1620 PTRIN_CP(hdtr32, hdtr, trailers);
1621 CP(hdtr32, hdtr, trl_cnt);
1623 if (hdtr.headers != NULL) {
1624 iov32 = PTRIN(hdtr32.headers);
1625 error = freebsd32_copyinuio(iov32,
1626 hdtr32.hdr_cnt, &hdr_uio);
1629 #ifdef COMPAT_FREEBSD4
1631 * In FreeBSD < 5.0 the nbytes to send also included
1632 * the header. If compat is specified subtract the
1633 * header size from nbytes.
1636 if (uap->nbytes > hdr_uio->uio_resid)
1637 uap->nbytes -= hdr_uio->uio_resid;
1643 if (hdtr.trailers != NULL) {
1644 iov32 = PTRIN(hdtr32.trailers);
1645 error = freebsd32_copyinuio(iov32,
1646 hdtr32.trl_cnt, &trl_uio);
1652 AUDIT_ARG_FD(uap->fd);
1654 if ((error = fget_read(td, uap->fd,
1655 cap_rights_init(&rights, CAP_PREAD), &fp)) != 0)
1658 error = fo_sendfile(fp, uap->s, hdr_uio, trl_uio, offset,
1659 uap->nbytes, &sbytes, uap->flags, td);
1662 if (uap->sbytes != NULL)
1663 copyout(&sbytes, uap->sbytes, sizeof(off_t));
1667 free(hdr_uio, M_IOV);
1669 free(trl_uio, M_IOV);
1673 #ifdef COMPAT_FREEBSD4
1675 freebsd4_freebsd32_sendfile(struct thread *td,
1676 struct freebsd4_freebsd32_sendfile_args *uap)
1678 return (freebsd32_do_sendfile(td,
1679 (struct freebsd32_sendfile_args *)uap, 1));
1684 freebsd32_sendfile(struct thread *td, struct freebsd32_sendfile_args *uap)
1687 return (freebsd32_do_sendfile(td, uap, 0));
1691 copy_stat(struct stat *in, struct stat32 *out)
1694 CP(*in, *out, st_dev);
1695 CP(*in, *out, st_ino);
1696 CP(*in, *out, st_mode);
1697 CP(*in, *out, st_nlink);
1698 CP(*in, *out, st_uid);
1699 CP(*in, *out, st_gid);
1700 CP(*in, *out, st_rdev);
1701 TS_CP(*in, *out, st_atim);
1702 TS_CP(*in, *out, st_mtim);
1703 TS_CP(*in, *out, st_ctim);
1704 CP(*in, *out, st_size);
1705 CP(*in, *out, st_blocks);
1706 CP(*in, *out, st_blksize);
1707 CP(*in, *out, st_flags);
1708 CP(*in, *out, st_gen);
1709 TS_CP(*in, *out, st_birthtim);
1714 copy_ostat(struct stat *in, struct ostat32 *out)
1717 CP(*in, *out, st_dev);
1718 CP(*in, *out, st_ino);
1719 CP(*in, *out, st_mode);
1720 CP(*in, *out, st_nlink);
1721 CP(*in, *out, st_uid);
1722 CP(*in, *out, st_gid);
1723 CP(*in, *out, st_rdev);
1724 CP(*in, *out, st_size);
1725 TS_CP(*in, *out, st_atim);
1726 TS_CP(*in, *out, st_mtim);
1727 TS_CP(*in, *out, st_ctim);
1728 CP(*in, *out, st_blksize);
1729 CP(*in, *out, st_blocks);
1730 CP(*in, *out, st_flags);
1731 CP(*in, *out, st_gen);
1736 freebsd32_stat(struct thread *td, struct freebsd32_stat_args *uap)
1742 error = kern_statat(td, 0, AT_FDCWD, uap->path, UIO_USERSPACE,
1746 copy_stat(&sb, &sb32);
1747 error = copyout(&sb32, uap->ub, sizeof (sb32));
1753 ofreebsd32_stat(struct thread *td, struct ofreebsd32_stat_args *uap)
1756 struct ostat32 sb32;
1759 error = kern_statat(td, 0, AT_FDCWD, uap->path, UIO_USERSPACE,
1763 copy_ostat(&sb, &sb32);
1764 error = copyout(&sb32, uap->ub, sizeof (sb32));
1770 freebsd32_fstat(struct thread *td, struct freebsd32_fstat_args *uap)
1776 error = kern_fstat(td, uap->fd, &ub);
1779 copy_stat(&ub, &ub32);
1780 error = copyout(&ub32, uap->ub, sizeof(ub32));
1786 ofreebsd32_fstat(struct thread *td, struct ofreebsd32_fstat_args *uap)
1789 struct ostat32 ub32;
1792 error = kern_fstat(td, uap->fd, &ub);
1795 copy_ostat(&ub, &ub32);
1796 error = copyout(&ub32, uap->ub, sizeof(ub32));
1802 freebsd32_fstatat(struct thread *td, struct freebsd32_fstatat_args *uap)
1808 error = kern_statat(td, uap->flag, uap->fd, uap->path, UIO_USERSPACE,
1812 copy_stat(&ub, &ub32);
1813 error = copyout(&ub32, uap->buf, sizeof(ub32));
1818 freebsd32_lstat(struct thread *td, struct freebsd32_lstat_args *uap)
1824 error = kern_statat(td, AT_SYMLINK_NOFOLLOW, AT_FDCWD, uap->path,
1825 UIO_USERSPACE, &sb, NULL);
1828 copy_stat(&sb, &sb32);
1829 error = copyout(&sb32, uap->ub, sizeof (sb32));
1835 ofreebsd32_lstat(struct thread *td, struct ofreebsd32_lstat_args *uap)
1838 struct ostat32 sb32;
1841 error = kern_statat(td, AT_SYMLINK_NOFOLLOW, AT_FDCWD, uap->path,
1842 UIO_USERSPACE, &sb, NULL);
1845 copy_ostat(&sb, &sb32);
1846 error = copyout(&sb32, uap->ub, sizeof (sb32));
1852 freebsd32_sysctl(struct thread *td, struct freebsd32_sysctl_args *uap)
1854 int error, name[CTL_MAXNAME];
1858 if (uap->namelen > CTL_MAXNAME || uap->namelen < 2)
1860 error = copyin(uap->name, name, uap->namelen * sizeof(int));
1864 error = fueword32(uap->oldlenp, &tmp);
1871 error = userland_sysctl(td, name, uap->namelen,
1872 uap->old, &oldlen, 1,
1873 uap->new, uap->newlen, &j, SCTL_MASK32);
1874 if (error && error != ENOMEM)
1877 suword32(uap->oldlenp, j);
1882 freebsd32_jail(struct thread *td, struct freebsd32_jail_args *uap)
1888 error = copyin(uap->jail, &version, sizeof(uint32_t));
1895 /* FreeBSD single IPv4 jails. */
1896 struct jail32_v0 j32_v0;
1898 bzero(&j, sizeof(struct jail));
1899 error = copyin(uap->jail, &j32_v0, sizeof(struct jail32_v0));
1902 CP(j32_v0, j, version);
1903 PTRIN_CP(j32_v0, j, path);
1904 PTRIN_CP(j32_v0, j, hostname);
1905 j.ip4s = htonl(j32_v0.ip_number); /* jail_v0 is host order */
1911 * Version 1 was used by multi-IPv4 jail implementations
1912 * that never made it into the official kernel.
1916 case 2: /* JAIL_API_VERSION */
1918 /* FreeBSD multi-IPv4/IPv6,noIP jails. */
1921 error = copyin(uap->jail, &j32, sizeof(struct jail32));
1924 CP(j32, j, version);
1925 PTRIN_CP(j32, j, path);
1926 PTRIN_CP(j32, j, hostname);
1927 PTRIN_CP(j32, j, jailname);
1930 PTRIN_CP(j32, j, ip4);
1931 PTRIN_CP(j32, j, ip6);
1936 /* Sci-Fi jails are not supported, sorry. */
1939 return (kern_jail(td, &j));
1943 freebsd32_jail_set(struct thread *td, struct freebsd32_jail_set_args *uap)
1948 /* Check that we have an even number of iovecs. */
1949 if (uap->iovcnt & 1)
1952 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
1955 error = kern_jail_set(td, auio, uap->flags);
1961 freebsd32_jail_get(struct thread *td, struct freebsd32_jail_get_args *uap)
1963 struct iovec32 iov32;
1967 /* Check that we have an even number of iovecs. */
1968 if (uap->iovcnt & 1)
1971 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
1974 error = kern_jail_get(td, auio, uap->flags);
1976 for (i = 0; i < uap->iovcnt; i++) {
1977 PTROUT_CP(auio->uio_iov[i], iov32, iov_base);
1978 CP(auio->uio_iov[i], iov32, iov_len);
1979 error = copyout(&iov32, uap->iovp + i, sizeof(iov32));
1988 freebsd32_sigaction(struct thread *td, struct freebsd32_sigaction_args *uap)
1990 struct sigaction32 s32;
1991 struct sigaction sa, osa, *sap;
1995 error = copyin(uap->act, &s32, sizeof(s32));
1998 sa.sa_handler = PTRIN(s32.sa_u);
1999 CP(s32, sa, sa_flags);
2000 CP(s32, sa, sa_mask);
2004 error = kern_sigaction(td, uap->sig, sap, &osa, 0);
2005 if (error == 0 && uap->oact != NULL) {
2006 s32.sa_u = PTROUT(osa.sa_handler);
2007 CP(osa, s32, sa_flags);
2008 CP(osa, s32, sa_mask);
2009 error = copyout(&s32, uap->oact, sizeof(s32));
2014 #ifdef COMPAT_FREEBSD4
2016 freebsd4_freebsd32_sigaction(struct thread *td,
2017 struct freebsd4_freebsd32_sigaction_args *uap)
2019 struct sigaction32 s32;
2020 struct sigaction sa, osa, *sap;
2024 error = copyin(uap->act, &s32, sizeof(s32));
2027 sa.sa_handler = PTRIN(s32.sa_u);
2028 CP(s32, sa, sa_flags);
2029 CP(s32, sa, sa_mask);
2033 error = kern_sigaction(td, uap->sig, sap, &osa, KSA_FREEBSD4);
2034 if (error == 0 && uap->oact != NULL) {
2035 s32.sa_u = PTROUT(osa.sa_handler);
2036 CP(osa, s32, sa_flags);
2037 CP(osa, s32, sa_mask);
2038 error = copyout(&s32, uap->oact, sizeof(s32));
2045 struct osigaction32 {
2054 ofreebsd32_sigaction(struct thread *td,
2055 struct ofreebsd32_sigaction_args *uap)
2057 struct osigaction32 s32;
2058 struct sigaction sa, osa, *sap;
2061 if (uap->signum <= 0 || uap->signum >= ONSIG)
2065 error = copyin(uap->nsa, &s32, sizeof(s32));
2068 sa.sa_handler = PTRIN(s32.sa_u);
2069 CP(s32, sa, sa_flags);
2070 OSIG2SIG(s32.sa_mask, sa.sa_mask);
2074 error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET);
2075 if (error == 0 && uap->osa != NULL) {
2076 s32.sa_u = PTROUT(osa.sa_handler);
2077 CP(osa, s32, sa_flags);
2078 SIG2OSIG(osa.sa_mask, s32.sa_mask);
2079 error = copyout(&s32, uap->osa, sizeof(s32));
2085 ofreebsd32_sigprocmask(struct thread *td,
2086 struct ofreebsd32_sigprocmask_args *uap)
2091 OSIG2SIG(uap->mask, set);
2092 error = kern_sigprocmask(td, uap->how, &set, &oset, SIGPROCMASK_OLD);
2093 SIG2OSIG(oset, td->td_retval[0]);
2098 ofreebsd32_sigpending(struct thread *td,
2099 struct ofreebsd32_sigpending_args *uap)
2101 struct proc *p = td->td_proc;
2105 siglist = p->p_siglist;
2106 SIGSETOR(siglist, td->td_siglist);
2108 SIG2OSIG(siglist, td->td_retval[0]);
2113 u_int32_t sv_handler;
2119 ofreebsd32_sigvec(struct thread *td,
2120 struct ofreebsd32_sigvec_args *uap)
2122 struct sigvec32 vec;
2123 struct sigaction sa, osa, *sap;
2126 if (uap->signum <= 0 || uap->signum >= ONSIG)
2130 error = copyin(uap->nsv, &vec, sizeof(vec));
2133 sa.sa_handler = PTRIN(vec.sv_handler);
2134 OSIG2SIG(vec.sv_mask, sa.sa_mask);
2135 sa.sa_flags = vec.sv_flags;
2136 sa.sa_flags ^= SA_RESTART;
2140 error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET);
2141 if (error == 0 && uap->osv != NULL) {
2142 vec.sv_handler = PTROUT(osa.sa_handler);
2143 SIG2OSIG(osa.sa_mask, vec.sv_mask);
2144 vec.sv_flags = osa.sa_flags;
2145 vec.sv_flags &= ~SA_NOCLDWAIT;
2146 vec.sv_flags ^= SA_RESTART;
2147 error = copyout(&vec, uap->osv, sizeof(vec));
2153 ofreebsd32_sigblock(struct thread *td,
2154 struct ofreebsd32_sigblock_args *uap)
2158 OSIG2SIG(uap->mask, set);
2159 kern_sigprocmask(td, SIG_BLOCK, &set, &oset, 0);
2160 SIG2OSIG(oset, td->td_retval[0]);
2165 ofreebsd32_sigsetmask(struct thread *td,
2166 struct ofreebsd32_sigsetmask_args *uap)
2170 OSIG2SIG(uap->mask, set);
2171 kern_sigprocmask(td, SIG_SETMASK, &set, &oset, 0);
2172 SIG2OSIG(oset, td->td_retval[0]);
2177 ofreebsd32_sigsuspend(struct thread *td,
2178 struct ofreebsd32_sigsuspend_args *uap)
2182 OSIG2SIG(uap->mask, mask);
2183 return (kern_sigsuspend(td, mask));
2192 ofreebsd32_sigstack(struct thread *td,
2193 struct ofreebsd32_sigstack_args *uap)
2195 struct sigstack32 s32;
2196 struct sigstack nss, oss;
2197 int error = 0, unss;
2199 if (uap->nss != NULL) {
2200 error = copyin(uap->nss, &s32, sizeof(s32));
2203 nss.ss_sp = PTRIN(s32.ss_sp);
2204 CP(s32, nss, ss_onstack);
2209 oss.ss_sp = td->td_sigstk.ss_sp;
2210 oss.ss_onstack = sigonstack(cpu_getstack(td));
2212 td->td_sigstk.ss_sp = nss.ss_sp;
2213 td->td_sigstk.ss_size = 0;
2214 td->td_sigstk.ss_flags |= (nss.ss_onstack & SS_ONSTACK);
2215 td->td_pflags |= TDP_ALTSTACK;
2217 if (uap->oss != NULL) {
2218 s32.ss_sp = PTROUT(oss.ss_sp);
2219 CP(oss, s32, ss_onstack);
2220 error = copyout(&s32, uap->oss, sizeof(s32));
2227 freebsd32_nanosleep(struct thread *td, struct freebsd32_nanosleep_args *uap)
2229 struct timespec32 rmt32, rqt32;
2230 struct timespec rmt, rqt;
2233 error = copyin(uap->rqtp, &rqt32, sizeof(rqt32));
2237 CP(rqt32, rqt, tv_sec);
2238 CP(rqt32, rqt, tv_nsec);
2241 !useracc((caddr_t)uap->rmtp, sizeof(rmt), VM_PROT_WRITE))
2243 error = kern_nanosleep(td, &rqt, &rmt);
2244 if (error && uap->rmtp) {
2247 CP(rmt, rmt32, tv_sec);
2248 CP(rmt, rmt32, tv_nsec);
2250 error2 = copyout(&rmt32, uap->rmtp, sizeof(rmt32));
2258 freebsd32_clock_gettime(struct thread *td,
2259 struct freebsd32_clock_gettime_args *uap)
2261 struct timespec ats;
2262 struct timespec32 ats32;
2265 error = kern_clock_gettime(td, uap->clock_id, &ats);
2267 CP(ats, ats32, tv_sec);
2268 CP(ats, ats32, tv_nsec);
2269 error = copyout(&ats32, uap->tp, sizeof(ats32));
2275 freebsd32_clock_settime(struct thread *td,
2276 struct freebsd32_clock_settime_args *uap)
2278 struct timespec ats;
2279 struct timespec32 ats32;
2282 error = copyin(uap->tp, &ats32, sizeof(ats32));
2285 CP(ats32, ats, tv_sec);
2286 CP(ats32, ats, tv_nsec);
2288 return (kern_clock_settime(td, uap->clock_id, &ats));
2292 freebsd32_clock_getres(struct thread *td,
2293 struct freebsd32_clock_getres_args *uap)
2296 struct timespec32 ts32;
2299 if (uap->tp == NULL)
2301 error = kern_clock_getres(td, uap->clock_id, &ts);
2303 CP(ts, ts32, tv_sec);
2304 CP(ts, ts32, tv_nsec);
2305 error = copyout(&ts32, uap->tp, sizeof(ts32));
2310 int freebsd32_ktimer_create(struct thread *td,
2311 struct freebsd32_ktimer_create_args *uap)
2313 struct sigevent32 ev32;
2314 struct sigevent ev, *evp;
2317 if (uap->evp == NULL) {
2321 error = copyin(uap->evp, &ev32, sizeof(ev32));
2324 error = convert_sigevent32(&ev32, &ev);
2328 error = kern_ktimer_create(td, uap->clock_id, evp, &id, -1);
2330 error = copyout(&id, uap->timerid, sizeof(int));
2332 kern_ktimer_delete(td, id);
2338 freebsd32_ktimer_settime(struct thread *td,
2339 struct freebsd32_ktimer_settime_args *uap)
2341 struct itimerspec32 val32, oval32;
2342 struct itimerspec val, oval, *ovalp;
2345 error = copyin(uap->value, &val32, sizeof(val32));
2349 ovalp = uap->ovalue != NULL ? &oval : NULL;
2350 error = kern_ktimer_settime(td, uap->timerid, uap->flags, &val, ovalp);
2351 if (error == 0 && uap->ovalue != NULL) {
2352 ITS_CP(oval, oval32);
2353 error = copyout(&oval32, uap->ovalue, sizeof(oval32));
2359 freebsd32_ktimer_gettime(struct thread *td,
2360 struct freebsd32_ktimer_gettime_args *uap)
2362 struct itimerspec32 val32;
2363 struct itimerspec val;
2366 error = kern_ktimer_gettime(td, uap->timerid, &val);
2369 error = copyout(&val32, uap->value, sizeof(val32));
2375 freebsd32_clock_getcpuclockid2(struct thread *td,
2376 struct freebsd32_clock_getcpuclockid2_args *uap)
2381 error = kern_clock_getcpuclockid2(td, PAIR32TO64(id_t, uap->id),
2382 uap->which, &clk_id);
2384 error = copyout(&clk_id, uap->clock_id, sizeof(clockid_t));
2389 freebsd32_thr_new(struct thread *td,
2390 struct freebsd32_thr_new_args *uap)
2392 struct thr_param32 param32;
2393 struct thr_param param;
2396 if (uap->param_size < 0 ||
2397 uap->param_size > sizeof(struct thr_param32))
2399 bzero(¶m, sizeof(struct thr_param));
2400 bzero(¶m32, sizeof(struct thr_param32));
2401 error = copyin(uap->param, ¶m32, uap->param_size);
2404 param.start_func = PTRIN(param32.start_func);
2405 param.arg = PTRIN(param32.arg);
2406 param.stack_base = PTRIN(param32.stack_base);
2407 param.stack_size = param32.stack_size;
2408 param.tls_base = PTRIN(param32.tls_base);
2409 param.tls_size = param32.tls_size;
2410 param.child_tid = PTRIN(param32.child_tid);
2411 param.parent_tid = PTRIN(param32.parent_tid);
2412 param.flags = param32.flags;
2413 param.rtp = PTRIN(param32.rtp);
2414 param.spare[0] = PTRIN(param32.spare[0]);
2415 param.spare[1] = PTRIN(param32.spare[1]);
2416 param.spare[2] = PTRIN(param32.spare[2]);
2418 return (kern_thr_new(td, ¶m));
2422 freebsd32_thr_suspend(struct thread *td, struct freebsd32_thr_suspend_args *uap)
2424 struct timespec32 ts32;
2425 struct timespec ts, *tsp;
2430 if (uap->timeout != NULL) {
2431 error = copyin((const void *)uap->timeout, (void *)&ts32,
2432 sizeof(struct timespec32));
2435 ts.tv_sec = ts32.tv_sec;
2436 ts.tv_nsec = ts32.tv_nsec;
2439 return (kern_thr_suspend(td, tsp));
2443 siginfo_to_siginfo32(const siginfo_t *src, struct siginfo32 *dst)
2445 bzero(dst, sizeof(*dst));
2446 dst->si_signo = src->si_signo;
2447 dst->si_errno = src->si_errno;
2448 dst->si_code = src->si_code;
2449 dst->si_pid = src->si_pid;
2450 dst->si_uid = src->si_uid;
2451 dst->si_status = src->si_status;
2452 dst->si_addr = (uintptr_t)src->si_addr;
2453 dst->si_value.sival_int = src->si_value.sival_int;
2454 dst->si_timerid = src->si_timerid;
2455 dst->si_overrun = src->si_overrun;
2459 freebsd32_sigtimedwait(struct thread *td, struct freebsd32_sigtimedwait_args *uap)
2461 struct timespec32 ts32;
2463 struct timespec *timeout;
2466 struct siginfo32 si32;
2470 error = copyin(uap->timeout, &ts32, sizeof(ts32));
2473 ts.tv_sec = ts32.tv_sec;
2474 ts.tv_nsec = ts32.tv_nsec;
2479 error = copyin(uap->set, &set, sizeof(set));
2483 error = kern_sigtimedwait(td, set, &ksi, timeout);
2488 siginfo_to_siginfo32(&ksi.ksi_info, &si32);
2489 error = copyout(&si32, uap->info, sizeof(struct siginfo32));
2493 td->td_retval[0] = ksi.ksi_signo;
2501 freebsd32_sigwaitinfo(struct thread *td, struct freebsd32_sigwaitinfo_args *uap)
2504 struct siginfo32 si32;
2508 error = copyin(uap->set, &set, sizeof(set));
2512 error = kern_sigtimedwait(td, set, &ksi, NULL);
2517 siginfo_to_siginfo32(&ksi.ksi_info, &si32);
2518 error = copyout(&si32, uap->info, sizeof(struct siginfo32));
2521 td->td_retval[0] = ksi.ksi_signo;
2526 freebsd32_cpuset_setid(struct thread *td,
2527 struct freebsd32_cpuset_setid_args *uap)
2530 return (kern_cpuset_setid(td, uap->which,
2531 PAIR32TO64(id_t, uap->id), uap->setid));
2535 freebsd32_cpuset_getid(struct thread *td,
2536 struct freebsd32_cpuset_getid_args *uap)
2539 return (kern_cpuset_getid(td, uap->level, uap->which,
2540 PAIR32TO64(id_t, uap->id), uap->setid));
2544 freebsd32_cpuset_getaffinity(struct thread *td,
2545 struct freebsd32_cpuset_getaffinity_args *uap)
2547 struct cpuset_getaffinity_args ap;
2549 ap.level = uap->level;
2550 ap.which = uap->which;
2551 ap.id = PAIR32TO64(id_t,uap->id);
2552 ap.cpusetsize = uap->cpusetsize;
2553 ap.mask = uap->mask;
2555 return (sys_cpuset_getaffinity(td, &ap));
2559 freebsd32_cpuset_setaffinity(struct thread *td,
2560 struct freebsd32_cpuset_setaffinity_args *uap)
2562 struct cpuset_setaffinity_args ap;
2564 ap.level = uap->level;
2565 ap.which = uap->which;
2566 ap.id = PAIR32TO64(id_t,uap->id);
2567 ap.cpusetsize = uap->cpusetsize;
2568 ap.mask = uap->mask;
2570 return (sys_cpuset_setaffinity(td, &ap));
2574 freebsd32_nmount(struct thread *td,
2575 struct freebsd32_nmount_args /* {
2577 unsigned int iovcnt;
2586 * Mount flags are now 64-bits. On 32-bit archtectures only
2587 * 32-bits are passed in, but from here on everything handles
2588 * 64-bit flags correctly.
2592 AUDIT_ARG_FFLAGS(flags);
2595 * Filter out MNT_ROOTFS. We do not want clients of nmount() in
2596 * userspace to set this flag, but we must filter it out if we want
2597 * MNT_UPDATE on the root file system to work.
2598 * MNT_ROOTFS should only be set by the kernel when mounting its
2601 flags &= ~MNT_ROOTFS;
2604 * check that we have an even number of iovec's
2605 * and that we have at least two options.
2607 if ((uap->iovcnt & 1) || (uap->iovcnt < 4))
2610 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
2613 error = vfs_donmount(td, flags, auio);
2621 freebsd32_xxx(struct thread *td, struct freebsd32_xxx_args *uap)
2623 struct yyy32 *p32, s32;
2624 struct yyy *p = NULL, s;
2629 error = copyin(uap->zzz, &s32, sizeof(s32));
2635 error = kern_xxx(td, p);
2640 error = copyout(&s32, p32, sizeof(s32));
2647 syscall32_register(int *offset, struct sysent *new_sysent,
2648 struct sysent *old_sysent, int flags)
2651 if ((flags & ~SY_THR_STATIC) != 0)
2654 if (*offset == NO_SYSCALL) {
2657 for (i = 1; i < SYS_MAXSYSCALL; ++i)
2658 if (freebsd32_sysent[i].sy_call ==
2659 (sy_call_t *)lkmnosys)
2661 if (i == SYS_MAXSYSCALL)
2664 } else if (*offset < 0 || *offset >= SYS_MAXSYSCALL)
2666 else if (freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmnosys &&
2667 freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmressys)
2670 *old_sysent = freebsd32_sysent[*offset];
2671 freebsd32_sysent[*offset] = *new_sysent;
2672 atomic_store_rel_32(&freebsd32_sysent[*offset].sy_thrcnt, flags);
2677 syscall32_deregister(int *offset, struct sysent *old_sysent)
2683 freebsd32_sysent[*offset] = *old_sysent;
2688 syscall32_module_handler(struct module *mod, int what, void *arg)
2690 struct syscall_module_data *data = (struct syscall_module_data*)arg;
2696 error = syscall32_register(data->offset, data->new_sysent,
2697 &data->old_sysent, SY_THR_STATIC_KLD);
2699 /* Leave a mark so we know to safely unload below. */
2700 data->offset = NULL;
2703 ms.intval = *data->offset;
2705 module_setspecific(mod, &ms);
2708 error = data->chainevh(mod, what, data->chainarg);
2712 * MOD_LOAD failed, so just return without calling the
2713 * chained handler since we didn't pass along the MOD_LOAD
2716 if (data->offset == NULL)
2718 if (data->chainevh) {
2719 error = data->chainevh(mod, what, data->chainarg);
2723 error = syscall32_deregister(data->offset, &data->old_sysent);
2728 error = data->chainevh(mod, what, data->chainarg);
2734 syscall32_helper_register(struct syscall_helper_data *sd, int flags)
2736 struct syscall_helper_data *sd1;
2739 for (sd1 = sd; sd1->syscall_no != NO_SYSCALL; sd1++) {
2740 error = syscall32_register(&sd1->syscall_no, &sd1->new_sysent,
2741 &sd1->old_sysent, flags);
2743 syscall32_helper_unregister(sd);
2746 sd1->registered = 1;
2752 syscall32_helper_unregister(struct syscall_helper_data *sd)
2754 struct syscall_helper_data *sd1;
2756 for (sd1 = sd; sd1->registered != 0; sd1++) {
2757 syscall32_deregister(&sd1->syscall_no, &sd1->old_sysent);
2758 sd1->registered = 0;
2764 freebsd32_copyout_strings(struct image_params *imgp)
2770 u_int32_t *stack_base;
2771 struct freebsd32_ps_strings *arginfo;
2772 char canary[sizeof(long) * 8];
2773 int32_t pagesizes32[MAXPAGESIZES];
2774 size_t execpath_len;
2778 * Calculate string base and vector table pointers.
2779 * Also deal with signal trampoline code for this exec type.
2781 if (imgp->execpath != NULL && imgp->auxargs != NULL)
2782 execpath_len = strlen(imgp->execpath) + 1;
2785 arginfo = (struct freebsd32_ps_strings *)curproc->p_sysent->
2787 if (imgp->proc->p_sysent->sv_sigcode_base == 0)
2788 szsigcode = *(imgp->proc->p_sysent->sv_szsigcode);
2791 destp = (uintptr_t)arginfo;
2796 if (szsigcode != 0) {
2798 destp = rounddown2(destp, sizeof(uint32_t));
2799 copyout(imgp->proc->p_sysent->sv_sigcode, (void *)destp,
2804 * Copy the image path for the rtld.
2806 if (execpath_len != 0) {
2807 destp -= execpath_len;
2808 imgp->execpathp = destp;
2809 copyout(imgp->execpath, (void *)destp, execpath_len);
2813 * Prepare the canary for SSP.
2815 arc4rand(canary, sizeof(canary), 0);
2816 destp -= sizeof(canary);
2817 imgp->canary = destp;
2818 copyout(canary, (void *)destp, sizeof(canary));
2819 imgp->canarylen = sizeof(canary);
2822 * Prepare the pagesizes array.
2824 for (i = 0; i < MAXPAGESIZES; i++)
2825 pagesizes32[i] = (uint32_t)pagesizes[i];
2826 destp -= sizeof(pagesizes32);
2827 destp = rounddown2(destp, sizeof(uint32_t));
2828 imgp->pagesizes = destp;
2829 copyout(pagesizes32, (void *)destp, sizeof(pagesizes32));
2830 imgp->pagesizeslen = sizeof(pagesizes32);
2832 destp -= ARG_MAX - imgp->args->stringspace;
2833 destp = rounddown2(destp, sizeof(uint32_t));
2836 * If we have a valid auxargs ptr, prepare some room
2839 if (imgp->auxargs) {
2841 * 'AT_COUNT*2' is size for the ELF Auxargs data. This is for
2842 * lower compatibility.
2844 imgp->auxarg_size = (imgp->auxarg_size) ? imgp->auxarg_size
2847 * The '+ 2' is for the null pointers at the end of each of
2848 * the arg and env vector sets,and imgp->auxarg_size is room
2849 * for argument of Runtime loader.
2851 vectp = (u_int32_t *) (destp - (imgp->args->argc +
2852 imgp->args->envc + 2 + imgp->auxarg_size + execpath_len) *
2856 * The '+ 2' is for the null pointers at the end of each of
2857 * the arg and env vector sets
2859 vectp = (u_int32_t *)(destp - (imgp->args->argc +
2860 imgp->args->envc + 2) * sizeof(u_int32_t));
2864 * vectp also becomes our initial stack base
2868 stringp = imgp->args->begin_argv;
2869 argc = imgp->args->argc;
2870 envc = imgp->args->envc;
2872 * Copy out strings - arguments and environment.
2874 copyout(stringp, (void *)destp, ARG_MAX - imgp->args->stringspace);
2877 * Fill in "ps_strings" struct for ps, w, etc.
2879 suword32(&arginfo->ps_argvstr, (u_int32_t)(intptr_t)vectp);
2880 suword32(&arginfo->ps_nargvstr, argc);
2883 * Fill in argument portion of vector table.
2885 for (; argc > 0; --argc) {
2886 suword32(vectp++, (u_int32_t)(intptr_t)destp);
2887 while (*stringp++ != 0)
2892 /* a null vector table pointer separates the argp's from the envp's */
2893 suword32(vectp++, 0);
2895 suword32(&arginfo->ps_envstr, (u_int32_t)(intptr_t)vectp);
2896 suword32(&arginfo->ps_nenvstr, envc);
2899 * Fill in environment portion of vector table.
2901 for (; envc > 0; --envc) {
2902 suword32(vectp++, (u_int32_t)(intptr_t)destp);
2903 while (*stringp++ != 0)
2908 /* end of vector table is a null pointer */
2911 return ((register_t *)stack_base);
2915 freebsd32_kldstat(struct thread *td, struct freebsd32_kldstat_args *uap)
2917 struct kld_file_stat stat;
2918 struct kld32_file_stat stat32;
2921 if ((error = copyin(&uap->stat->version, &version, sizeof(version)))
2924 if (version != sizeof(struct kld32_file_stat_1) &&
2925 version != sizeof(struct kld32_file_stat))
2928 error = kern_kldstat(td, uap->fileid, &stat);
2932 bcopy(&stat.name[0], &stat32.name[0], sizeof(stat.name));
2933 CP(stat, stat32, refs);
2934 CP(stat, stat32, id);
2935 PTROUT_CP(stat, stat32, address);
2936 CP(stat, stat32, size);
2937 bcopy(&stat.pathname[0], &stat32.pathname[0], sizeof(stat.pathname));
2938 return (copyout(&stat32, uap->stat, version));
2942 freebsd32_posix_fallocate(struct thread *td,
2943 struct freebsd32_posix_fallocate_args *uap)
2947 error = kern_posix_fallocate(td, uap->fd,
2948 PAIR32TO64(off_t, uap->offset), PAIR32TO64(off_t, uap->len));
2949 return (kern_posix_error(td, error));
2953 freebsd32_posix_fadvise(struct thread *td,
2954 struct freebsd32_posix_fadvise_args *uap)
2958 error = kern_posix_fadvise(td, uap->fd, PAIR32TO64(off_t, uap->offset),
2959 PAIR32TO64(off_t, uap->len), uap->advice);
2960 return (kern_posix_error(td, error));
2964 convert_sigevent32(struct sigevent32 *sig32, struct sigevent *sig)
2967 CP(*sig32, *sig, sigev_notify);
2968 switch (sig->sigev_notify) {
2971 case SIGEV_THREAD_ID:
2972 CP(*sig32, *sig, sigev_notify_thread_id);
2975 CP(*sig32, *sig, sigev_signo);
2976 PTRIN_CP(*sig32, *sig, sigev_value.sival_ptr);
2979 CP(*sig32, *sig, sigev_notify_kqueue);
2980 CP(*sig32, *sig, sigev_notify_kevent_flags);
2981 PTRIN_CP(*sig32, *sig, sigev_value.sival_ptr);
2990 freebsd32_procctl(struct thread *td, struct freebsd32_procctl_args *uap)
2994 struct procctl_reaper_status rs;
2995 struct procctl_reaper_pids rp;
2996 struct procctl_reaper_kill rk;
2999 struct procctl_reaper_pids32 rp;
3001 int error, error1, flags;
3005 case PROC_TRACE_CTL:
3006 case PROC_TRAPCAP_CTL:
3007 error = copyin(PTRIN(uap->data), &flags, sizeof(flags));
3012 case PROC_REAP_ACQUIRE:
3013 case PROC_REAP_RELEASE:
3014 if (uap->data != NULL)
3018 case PROC_REAP_STATUS:
3021 case PROC_REAP_GETPIDS:
3022 error = copyin(uap->data, &x32.rp, sizeof(x32.rp));
3025 CP(x32.rp, x.rp, rp_count);
3026 PTRIN_CP(x32.rp, x.rp, rp_pids);
3029 case PROC_REAP_KILL:
3030 error = copyin(uap->data, &x.rk, sizeof(x.rk));
3035 case PROC_TRACE_STATUS:
3036 case PROC_TRAPCAP_STATUS:
3042 error = kern_procctl(td, uap->idtype, PAIR32TO64(id_t, uap->id),
3045 case PROC_REAP_STATUS:
3047 error = copyout(&x.rs, uap->data, sizeof(x.rs));
3049 case PROC_REAP_KILL:
3050 error1 = copyout(&x.rk, uap->data, sizeof(x.rk));
3054 case PROC_TRACE_STATUS:
3055 case PROC_TRAPCAP_STATUS:
3057 error = copyout(&flags, uap->data, sizeof(flags));
3064 freebsd32_fcntl(struct thread *td, struct freebsd32_fcntl_args *uap)
3070 * Do unsigned conversion for arg when operation
3071 * interprets it as flags or pointer.
3073 case F_SETLK_REMOTE:
3082 tmp = (unsigned int)(uap->arg);
3088 return (kern_fcntl_freebsd(td, uap->fd, uap->cmd, tmp));
3092 freebsd32_ppoll(struct thread *td, struct freebsd32_ppoll_args *uap)
3094 struct timespec32 ts32;
3095 struct timespec ts, *tsp;
3099 if (uap->ts != NULL) {
3100 error = copyin(uap->ts, &ts32, sizeof(ts32));
3103 CP(ts32, ts, tv_sec);
3104 CP(ts32, ts, tv_nsec);
3108 if (uap->set != NULL) {
3109 error = copyin(uap->set, &set, sizeof(set));
3116 return (kern_poll(td, uap->fds, uap->nfds, tsp, ssp));