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)
452 struct mprotect_args ap;
454 ap.addr = PTRIN(uap->addr);
457 #if defined(__amd64__)
458 if (i386_read_exec && (ap.prot & PROT_READ) != 0)
459 ap.prot |= PROT_EXEC;
461 return (sys_mprotect(td, &ap));
465 freebsd32_mmap(struct thread *td, struct freebsd32_mmap_args *uap)
468 vm_offset_t addr = (vm_offset_t) uap->addr;
469 vm_size_t len = uap->len;
470 int prot = uap->prot;
471 int flags = uap->flags;
473 off_t pos = PAIR32TO64(off_t,uap->pos);
475 #if defined(__amd64__)
476 if (i386_read_exec && (prot & PROT_READ))
480 ap.addr = (void *) addr;
487 return (sys_mmap(td, &ap));
490 #ifdef COMPAT_FREEBSD6
492 freebsd6_freebsd32_mmap(struct thread *td, struct freebsd6_freebsd32_mmap_args *uap)
494 struct freebsd32_mmap_args ap;
499 ap.flags = uap->flags;
504 return (freebsd32_mmap(td, &ap));
509 freebsd32_setitimer(struct thread *td, struct freebsd32_setitimer_args *uap)
511 struct itimerval itv, oitv, *itvp;
512 struct itimerval32 i32;
515 if (uap->itv != NULL) {
516 error = copyin(uap->itv, &i32, sizeof(i32));
519 TV_CP(i32, itv, it_interval);
520 TV_CP(i32, itv, it_value);
524 error = kern_setitimer(td, uap->which, itvp, &oitv);
525 if (error || uap->oitv == NULL)
527 TV_CP(oitv, i32, it_interval);
528 TV_CP(oitv, i32, it_value);
529 return (copyout(&i32, uap->oitv, sizeof(i32)));
533 freebsd32_getitimer(struct thread *td, struct freebsd32_getitimer_args *uap)
535 struct itimerval itv;
536 struct itimerval32 i32;
539 error = kern_getitimer(td, uap->which, &itv);
540 if (error || uap->itv == NULL)
542 TV_CP(itv, i32, it_interval);
543 TV_CP(itv, i32, it_value);
544 return (copyout(&i32, uap->itv, sizeof(i32)));
548 freebsd32_select(struct thread *td, struct freebsd32_select_args *uap)
550 struct timeval32 tv32;
551 struct timeval tv, *tvp;
554 if (uap->tv != NULL) {
555 error = copyin(uap->tv, &tv32, sizeof(tv32));
558 CP(tv32, tv, tv_sec);
559 CP(tv32, tv, tv_usec);
564 * XXX Do pointers need PTRIN()?
566 return (kern_select(td, uap->nd, uap->in, uap->ou, uap->ex, tvp,
567 sizeof(int32_t) * 8));
571 freebsd32_pselect(struct thread *td, struct freebsd32_pselect_args *uap)
573 struct timespec32 ts32;
575 struct timeval tv, *tvp;
579 if (uap->ts != NULL) {
580 error = copyin(uap->ts, &ts32, sizeof(ts32));
583 CP(ts32, ts, tv_sec);
584 CP(ts32, ts, tv_nsec);
585 TIMESPEC_TO_TIMEVAL(&tv, &ts);
589 if (uap->sm != NULL) {
590 error = copyin(uap->sm, &set, sizeof(set));
597 * XXX Do pointers need PTRIN()?
599 error = kern_pselect(td, uap->nd, uap->in, uap->ou, uap->ex, tvp,
600 uset, sizeof(int32_t) * 8);
605 * Copy 'count' items into the destination list pointed to by uap->eventlist.
608 freebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count)
610 struct freebsd32_kevent_args *uap;
611 struct kevent32 ks32[KQ_NEVENTS];
614 KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count));
615 uap = (struct freebsd32_kevent_args *)arg;
617 for (i = 0; i < count; i++) {
618 CP(kevp[i], ks32[i], ident);
619 CP(kevp[i], ks32[i], filter);
620 CP(kevp[i], ks32[i], flags);
621 CP(kevp[i], ks32[i], fflags);
622 CP(kevp[i], ks32[i], data);
623 PTROUT_CP(kevp[i], ks32[i], udata);
625 error = copyout(ks32, uap->eventlist, count * sizeof *ks32);
627 uap->eventlist += count;
632 * Copy 'count' items from the list pointed to by uap->changelist.
635 freebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count)
637 struct freebsd32_kevent_args *uap;
638 struct kevent32 ks32[KQ_NEVENTS];
641 KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count));
642 uap = (struct freebsd32_kevent_args *)arg;
644 error = copyin(uap->changelist, ks32, count * sizeof *ks32);
647 uap->changelist += count;
649 for (i = 0; i < count; i++) {
650 CP(ks32[i], kevp[i], ident);
651 CP(ks32[i], kevp[i], filter);
652 CP(ks32[i], kevp[i], flags);
653 CP(ks32[i], kevp[i], fflags);
654 CP(ks32[i], kevp[i], data);
655 PTRIN_CP(ks32[i], kevp[i], udata);
662 freebsd32_kevent(struct thread *td, struct freebsd32_kevent_args *uap)
664 struct timespec32 ts32;
665 struct timespec ts, *tsp;
666 struct kevent_copyops k_ops = { uap,
667 freebsd32_kevent_copyout,
668 freebsd32_kevent_copyin};
673 error = copyin(uap->timeout, &ts32, sizeof(ts32));
676 CP(ts32, ts, tv_sec);
677 CP(ts32, ts, tv_nsec);
681 error = kern_kevent(td, uap->fd, uap->nchanges, uap->nevents,
687 freebsd32_gettimeofday(struct thread *td,
688 struct freebsd32_gettimeofday_args *uap)
691 struct timeval32 atv32;
697 CP(atv, atv32, tv_sec);
698 CP(atv, atv32, tv_usec);
699 error = copyout(&atv32, uap->tp, sizeof (atv32));
701 if (error == 0 && uap->tzp != NULL) {
702 rtz.tz_minuteswest = tz_minuteswest;
703 rtz.tz_dsttime = tz_dsttime;
704 error = copyout(&rtz, uap->tzp, sizeof (rtz));
710 freebsd32_getrusage(struct thread *td, struct freebsd32_getrusage_args *uap)
716 error = kern_getrusage(td, uap->who, &s);
719 if (uap->rusage != NULL) {
720 freebsd32_rusage_out(&s, &s32);
721 error = copyout(&s32, uap->rusage, sizeof(s32));
727 freebsd32_copyinuio(struct iovec32 *iovp, u_int iovcnt, struct uio **uiop)
729 struct iovec32 iov32;
736 if (iovcnt > UIO_MAXIOV)
738 iovlen = iovcnt * sizeof(struct iovec);
739 uio = malloc(iovlen + sizeof *uio, M_IOV, M_WAITOK);
740 iov = (struct iovec *)(uio + 1);
741 for (i = 0; i < iovcnt; i++) {
742 error = copyin(&iovp[i], &iov32, sizeof(struct iovec32));
747 iov[i].iov_base = PTRIN(iov32.iov_base);
748 iov[i].iov_len = iov32.iov_len;
751 uio->uio_iovcnt = iovcnt;
752 uio->uio_segflg = UIO_USERSPACE;
753 uio->uio_offset = -1;
755 for (i = 0; i < iovcnt; i++) {
756 if (iov->iov_len > INT_MAX - uio->uio_resid) {
760 uio->uio_resid += iov->iov_len;
768 freebsd32_readv(struct thread *td, struct freebsd32_readv_args *uap)
773 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
776 error = kern_readv(td, uap->fd, auio);
782 freebsd32_writev(struct thread *td, struct freebsd32_writev_args *uap)
787 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
790 error = kern_writev(td, uap->fd, auio);
796 freebsd32_preadv(struct thread *td, struct freebsd32_preadv_args *uap)
801 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
804 error = kern_preadv(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset));
810 freebsd32_pwritev(struct thread *td, struct freebsd32_pwritev_args *uap)
815 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
818 error = kern_pwritev(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset));
824 freebsd32_copyiniov(struct iovec32 *iovp32, u_int iovcnt, struct iovec **iovp,
827 struct iovec32 iov32;
833 if (iovcnt > UIO_MAXIOV)
835 iovlen = iovcnt * sizeof(struct iovec);
836 iov = malloc(iovlen, M_IOV, M_WAITOK);
837 for (i = 0; i < iovcnt; i++) {
838 error = copyin(&iovp32[i], &iov32, sizeof(struct iovec32));
843 iov[i].iov_base = PTRIN(iov32.iov_base);
844 iov[i].iov_len = iov32.iov_len;
851 freebsd32_copyinmsghdr(struct msghdr32 *msg32, struct msghdr *msg)
856 error = copyin(msg32, &m32, sizeof(m32));
859 msg->msg_name = PTRIN(m32.msg_name);
860 msg->msg_namelen = m32.msg_namelen;
861 msg->msg_iov = PTRIN(m32.msg_iov);
862 msg->msg_iovlen = m32.msg_iovlen;
863 msg->msg_control = PTRIN(m32.msg_control);
864 msg->msg_controllen = m32.msg_controllen;
865 msg->msg_flags = m32.msg_flags;
870 freebsd32_copyoutmsghdr(struct msghdr *msg, struct msghdr32 *msg32)
875 m32.msg_name = PTROUT(msg->msg_name);
876 m32.msg_namelen = msg->msg_namelen;
877 m32.msg_iov = PTROUT(msg->msg_iov);
878 m32.msg_iovlen = msg->msg_iovlen;
879 m32.msg_control = PTROUT(msg->msg_control);
880 m32.msg_controllen = msg->msg_controllen;
881 m32.msg_flags = msg->msg_flags;
882 error = copyout(&m32, msg32, sizeof(m32));
887 #define FREEBSD32_ALIGNBYTES (sizeof(int) - 1)
889 #define FREEBSD32_ALIGNBYTES (sizeof(long) - 1)
891 #define FREEBSD32_ALIGN(p) \
892 (((u_long)(p) + FREEBSD32_ALIGNBYTES) & ~FREEBSD32_ALIGNBYTES)
893 #define FREEBSD32_CMSG_SPACE(l) \
894 (FREEBSD32_ALIGN(sizeof(struct cmsghdr)) + FREEBSD32_ALIGN(l))
896 #define FREEBSD32_CMSG_DATA(cmsg) ((unsigned char *)(cmsg) + \
897 FREEBSD32_ALIGN(sizeof(struct cmsghdr)))
899 freebsd32_copy_msg_out(struct msghdr *msg, struct mbuf *control)
903 socklen_t clen, datalen;
906 int len, maxlen, copylen;
910 len = msg->msg_controllen;
911 maxlen = msg->msg_controllen;
912 msg->msg_controllen = 0;
915 ctlbuf = msg->msg_control;
917 while (m && len > 0) {
918 cm = mtod(m, struct cmsghdr *);
923 if (sizeof(struct cmsghdr) > clen ||
924 cm->cmsg_len > clen) {
929 data = CMSG_DATA(cm);
930 datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data;
932 /* Adjust message length */
933 cm->cmsg_len = FREEBSD32_ALIGN(sizeof(struct cmsghdr)) +
938 copylen = sizeof(struct cmsghdr);
940 msg->msg_flags |= MSG_CTRUNC;
944 error = copyout(cm,ctlbuf,copylen);
948 ctlbuf += FREEBSD32_ALIGN(copylen);
949 len -= FREEBSD32_ALIGN(copylen);
957 msg->msg_flags |= MSG_CTRUNC;
961 error = copyout(data,ctlbuf,copylen);
965 ctlbuf += FREEBSD32_ALIGN(copylen);
966 len -= FREEBSD32_ALIGN(copylen);
968 if (CMSG_SPACE(datalen) < clen) {
969 clen -= CMSG_SPACE(datalen);
970 cm = (struct cmsghdr *)
971 ((caddr_t)cm + CMSG_SPACE(datalen));
980 msg->msg_controllen = (len <= 0) ? maxlen : ctlbuf - (caddr_t)msg->msg_control;
988 freebsd32_recvmsg(td, uap)
990 struct freebsd32_recvmsg_args /* {
992 struct msghdr32 *msg;
998 struct iovec *uiov, *iov;
999 struct mbuf *control = NULL;
1000 struct mbuf **controlp;
1003 error = copyin(uap->msg, &m32, sizeof(m32));
1006 error = freebsd32_copyinmsghdr(uap->msg, &msg);
1009 error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov,
1013 msg.msg_flags = uap->flags;
1017 controlp = (msg.msg_control != NULL) ? &control : NULL;
1018 error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, controlp);
1022 if (control != NULL)
1023 error = freebsd32_copy_msg_out(&msg, control);
1025 msg.msg_controllen = 0;
1028 error = freebsd32_copyoutmsghdr(&msg, uap->msg);
1032 if (control != NULL)
1039 * Copy-in the array of control messages constructed using alignment
1040 * and padding suitable for a 32-bit environment and construct an
1041 * mbuf using alignment and padding suitable for a 64-bit kernel.
1042 * The alignment and padding are defined indirectly by CMSG_DATA(),
1043 * CMSG_SPACE() and CMSG_LEN().
1046 freebsd32_copyin_control(struct mbuf **mp, caddr_t buf, u_int buflen)
1050 u_int idx, len, msglen;
1053 buflen = FREEBSD32_ALIGN(buflen);
1055 if (buflen > MCLBYTES)
1059 * Iterate over the buffer and get the length of each message
1060 * in there. This has 32-bit alignment and padding. Use it to
1061 * determine the length of these messages when using 64-bit
1062 * alignment and padding.
1066 while (idx < buflen) {
1067 error = copyin(buf + idx, &msglen, sizeof(msglen));
1070 if (msglen < sizeof(struct cmsghdr))
1072 msglen = FREEBSD32_ALIGN(msglen);
1073 if (idx + msglen > buflen)
1076 msglen += CMSG_ALIGN(sizeof(struct cmsghdr)) -
1077 FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1078 len += CMSG_ALIGN(msglen);
1084 m = m_get(M_WAITOK, MT_CONTROL);
1086 MCLGET(m, M_WAITOK);
1089 md = mtod(m, void *);
1090 while (buflen > 0) {
1091 error = copyin(buf, md, sizeof(struct cmsghdr));
1094 msglen = *(u_int *)md;
1095 msglen = FREEBSD32_ALIGN(msglen);
1097 /* Modify the message length to account for alignment. */
1098 *(u_int *)md = msglen + CMSG_ALIGN(sizeof(struct cmsghdr)) -
1099 FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1101 md = (char *)md + CMSG_ALIGN(sizeof(struct cmsghdr));
1102 buf += FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1103 buflen -= FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1105 msglen -= FREEBSD32_ALIGN(sizeof(struct cmsghdr));
1107 error = copyin(buf, md, msglen);
1110 md = (char *)md + CMSG_ALIGN(msglen);
1124 freebsd32_sendmsg(struct thread *td,
1125 struct freebsd32_sendmsg_args *uap)
1128 struct msghdr32 m32;
1130 struct mbuf *control = NULL;
1131 struct sockaddr *to = NULL;
1134 error = copyin(uap->msg, &m32, sizeof(m32));
1137 error = freebsd32_copyinmsghdr(uap->msg, &msg);
1140 error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov,
1145 if (msg.msg_name != NULL) {
1146 error = getsockaddr(&to, msg.msg_name, msg.msg_namelen);
1154 if (msg.msg_control) {
1155 if (msg.msg_controllen < sizeof(struct cmsghdr)) {
1160 error = freebsd32_copyin_control(&control, msg.msg_control,
1161 msg.msg_controllen);
1165 msg.msg_control = NULL;
1166 msg.msg_controllen = 0;
1169 error = kern_sendit(td, uap->s, &msg, uap->flags, control,
1180 freebsd32_recvfrom(struct thread *td,
1181 struct freebsd32_recvfrom_args *uap)
1187 if (uap->fromlenaddr) {
1188 error = copyin(PTRIN(uap->fromlenaddr), &msg.msg_namelen,
1189 sizeof(msg.msg_namelen));
1193 msg.msg_namelen = 0;
1196 msg.msg_name = PTRIN(uap->from);
1197 msg.msg_iov = &aiov;
1199 aiov.iov_base = PTRIN(uap->buf);
1200 aiov.iov_len = uap->len;
1201 msg.msg_control = NULL;
1202 msg.msg_flags = uap->flags;
1203 error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, NULL);
1204 if (error == 0 && uap->fromlenaddr)
1205 error = copyout(&msg.msg_namelen, PTRIN(uap->fromlenaddr),
1206 sizeof (msg.msg_namelen));
1211 freebsd32_settimeofday(struct thread *td,
1212 struct freebsd32_settimeofday_args *uap)
1214 struct timeval32 tv32;
1215 struct timeval tv, *tvp;
1216 struct timezone tz, *tzp;
1220 error = copyin(uap->tv, &tv32, sizeof(tv32));
1223 CP(tv32, tv, tv_sec);
1224 CP(tv32, tv, tv_usec);
1229 error = copyin(uap->tzp, &tz, sizeof(tz));
1235 return (kern_settimeofday(td, tvp, tzp));
1239 freebsd32_utimes(struct thread *td, struct freebsd32_utimes_args *uap)
1241 struct timeval32 s32[2];
1242 struct timeval s[2], *sp;
1245 if (uap->tptr != NULL) {
1246 error = copyin(uap->tptr, s32, sizeof(s32));
1249 CP(s32[0], s[0], tv_sec);
1250 CP(s32[0], s[0], tv_usec);
1251 CP(s32[1], s[1], tv_sec);
1252 CP(s32[1], s[1], tv_usec);
1256 return (kern_utimesat(td, AT_FDCWD, uap->path, UIO_USERSPACE,
1261 freebsd32_lutimes(struct thread *td, struct freebsd32_lutimes_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_lutimes(td, uap->path, UIO_USERSPACE, sp, UIO_SYSSPACE));
1282 freebsd32_futimes(struct thread *td, struct freebsd32_futimes_args *uap)
1284 struct timeval32 s32[2];
1285 struct timeval s[2], *sp;
1288 if (uap->tptr != NULL) {
1289 error = copyin(uap->tptr, 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_futimes(td, uap->fd, sp, UIO_SYSSPACE));
1303 freebsd32_futimesat(struct thread *td, struct freebsd32_futimesat_args *uap)
1305 struct timeval32 s32[2];
1306 struct timeval s[2], *sp;
1309 if (uap->times != NULL) {
1310 error = copyin(uap->times, s32, sizeof(s32));
1313 CP(s32[0], s[0], tv_sec);
1314 CP(s32[0], s[0], tv_usec);
1315 CP(s32[1], s[1], tv_sec);
1316 CP(s32[1], s[1], tv_usec);
1320 return (kern_utimesat(td, uap->fd, uap->path, UIO_USERSPACE,
1325 freebsd32_futimens(struct thread *td, struct freebsd32_futimens_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_futimens(td, uap->fd, tsp, UIO_SYSSPACE));
1346 freebsd32_utimensat(struct thread *td, struct freebsd32_utimensat_args *uap)
1348 struct timespec32 ts32[2];
1349 struct timespec ts[2], *tsp;
1352 if (uap->times != NULL) {
1353 error = copyin(uap->times, ts32, sizeof(ts32));
1356 CP(ts32[0], ts[0], tv_sec);
1357 CP(ts32[0], ts[0], tv_nsec);
1358 CP(ts32[1], ts[1], tv_sec);
1359 CP(ts32[1], ts[1], tv_nsec);
1363 return (kern_utimensat(td, uap->fd, uap->path, UIO_USERSPACE,
1364 tsp, UIO_SYSSPACE, uap->flag));
1368 freebsd32_adjtime(struct thread *td, struct freebsd32_adjtime_args *uap)
1370 struct timeval32 tv32;
1371 struct timeval delta, olddelta, *deltap;
1375 error = copyin(uap->delta, &tv32, sizeof(tv32));
1378 CP(tv32, delta, tv_sec);
1379 CP(tv32, delta, tv_usec);
1383 error = kern_adjtime(td, deltap, &olddelta);
1384 if (uap->olddelta && error == 0) {
1385 CP(olddelta, tv32, tv_sec);
1386 CP(olddelta, tv32, tv_usec);
1387 error = copyout(&tv32, uap->olddelta, sizeof(tv32));
1392 #ifdef COMPAT_FREEBSD4
1394 freebsd4_freebsd32_statfs(struct thread *td, struct freebsd4_freebsd32_statfs_args *uap)
1396 struct statfs32 s32;
1400 sp = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK);
1401 error = kern_statfs(td, uap->path, UIO_USERSPACE, sp);
1403 copy_statfs(sp, &s32);
1404 error = copyout(&s32, uap->buf, sizeof(s32));
1411 #ifdef COMPAT_FREEBSD4
1413 freebsd4_freebsd32_fstatfs(struct thread *td, struct freebsd4_freebsd32_fstatfs_args *uap)
1415 struct statfs32 s32;
1419 sp = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK);
1420 error = kern_fstatfs(td, uap->fd, sp);
1422 copy_statfs(sp, &s32);
1423 error = copyout(&s32, uap->buf, sizeof(s32));
1430 #ifdef COMPAT_FREEBSD4
1432 freebsd4_freebsd32_fhstatfs(struct thread *td, struct freebsd4_freebsd32_fhstatfs_args *uap)
1434 struct statfs32 s32;
1439 if ((error = copyin(uap->u_fhp, &fh, sizeof(fhandle_t))) != 0)
1441 sp = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK);
1442 error = kern_fhstatfs(td, fh, sp);
1444 copy_statfs(sp, &s32);
1445 error = copyout(&s32, uap->buf, sizeof(s32));
1453 freebsd32_pread(struct thread *td, struct freebsd32_pread_args *uap)
1455 struct pread_args ap;
1459 ap.nbyte = uap->nbyte;
1460 ap.offset = PAIR32TO64(off_t,uap->offset);
1461 return (sys_pread(td, &ap));
1465 freebsd32_pwrite(struct thread *td, struct freebsd32_pwrite_args *uap)
1467 struct pwrite_args ap;
1471 ap.nbyte = uap->nbyte;
1472 ap.offset = PAIR32TO64(off_t,uap->offset);
1473 return (sys_pwrite(td, &ap));
1478 ofreebsd32_lseek(struct thread *td, struct ofreebsd32_lseek_args *uap)
1480 struct lseek_args nuap;
1483 nuap.offset = uap->offset;
1484 nuap.whence = uap->whence;
1485 return (sys_lseek(td, &nuap));
1490 freebsd32_lseek(struct thread *td, struct freebsd32_lseek_args *uap)
1493 struct lseek_args ap;
1497 ap.offset = PAIR32TO64(off_t,uap->offset);
1498 ap.whence = uap->whence;
1499 error = sys_lseek(td, &ap);
1500 /* Expand the quad return into two parts for eax and edx */
1501 pos = td->td_uretoff.tdu_off;
1502 td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */
1503 td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */
1508 freebsd32_truncate(struct thread *td, struct freebsd32_truncate_args *uap)
1510 struct truncate_args ap;
1512 ap.path = uap->path;
1513 ap.length = PAIR32TO64(off_t,uap->length);
1514 return (sys_truncate(td, &ap));
1518 freebsd32_ftruncate(struct thread *td, struct freebsd32_ftruncate_args *uap)
1520 struct ftruncate_args ap;
1523 ap.length = PAIR32TO64(off_t,uap->length);
1524 return (sys_ftruncate(td, &ap));
1529 ofreebsd32_getdirentries(struct thread *td,
1530 struct ofreebsd32_getdirentries_args *uap)
1532 struct ogetdirentries_args ap;
1539 ap.count = uap->count;
1541 error = kern_ogetdirentries(td, &ap, &loff);
1544 error = copyout(&loff_cut, uap->basep, sizeof(int32_t));
1551 freebsd32_getdirentries(struct thread *td,
1552 struct freebsd32_getdirentries_args *uap)
1558 error = kern_getdirentries(td, uap->fd, uap->buf, uap->count, &base,
1559 NULL, UIO_USERSPACE);
1562 if (uap->basep != NULL) {
1564 error = copyout(&base32, uap->basep, sizeof(int32_t));
1569 #ifdef COMPAT_FREEBSD6
1570 /* versions with the 'int pad' argument */
1572 freebsd6_freebsd32_pread(struct thread *td, struct freebsd6_freebsd32_pread_args *uap)
1574 struct pread_args ap;
1578 ap.nbyte = uap->nbyte;
1579 ap.offset = PAIR32TO64(off_t,uap->offset);
1580 return (sys_pread(td, &ap));
1584 freebsd6_freebsd32_pwrite(struct thread *td, struct freebsd6_freebsd32_pwrite_args *uap)
1586 struct pwrite_args ap;
1590 ap.nbyte = uap->nbyte;
1591 ap.offset = PAIR32TO64(off_t,uap->offset);
1592 return (sys_pwrite(td, &ap));
1596 freebsd6_freebsd32_lseek(struct thread *td, struct freebsd6_freebsd32_lseek_args *uap)
1599 struct lseek_args ap;
1603 ap.offset = PAIR32TO64(off_t,uap->offset);
1604 ap.whence = uap->whence;
1605 error = sys_lseek(td, &ap);
1606 /* Expand the quad return into two parts for eax and edx */
1607 pos = *(off_t *)(td->td_retval);
1608 td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */
1609 td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */
1614 freebsd6_freebsd32_truncate(struct thread *td, struct freebsd6_freebsd32_truncate_args *uap)
1616 struct truncate_args ap;
1618 ap.path = uap->path;
1619 ap.length = PAIR32TO64(off_t,uap->length);
1620 return (sys_truncate(td, &ap));
1624 freebsd6_freebsd32_ftruncate(struct thread *td, struct freebsd6_freebsd32_ftruncate_args *uap)
1626 struct ftruncate_args ap;
1629 ap.length = PAIR32TO64(off_t,uap->length);
1630 return (sys_ftruncate(td, &ap));
1632 #endif /* COMPAT_FREEBSD6 */
1642 freebsd32_do_sendfile(struct thread *td,
1643 struct freebsd32_sendfile_args *uap, int compat)
1645 struct sf_hdtr32 hdtr32;
1646 struct sf_hdtr hdtr;
1647 struct uio *hdr_uio, *trl_uio;
1649 cap_rights_t rights;
1650 struct iovec32 *iov32;
1651 off_t offset, sbytes;
1654 offset = PAIR32TO64(off_t, uap->offset);
1658 hdr_uio = trl_uio = NULL;
1660 if (uap->hdtr != NULL) {
1661 error = copyin(uap->hdtr, &hdtr32, sizeof(hdtr32));
1664 PTRIN_CP(hdtr32, hdtr, headers);
1665 CP(hdtr32, hdtr, hdr_cnt);
1666 PTRIN_CP(hdtr32, hdtr, trailers);
1667 CP(hdtr32, hdtr, trl_cnt);
1669 if (hdtr.headers != NULL) {
1670 iov32 = PTRIN(hdtr32.headers);
1671 error = freebsd32_copyinuio(iov32,
1672 hdtr32.hdr_cnt, &hdr_uio);
1675 #ifdef COMPAT_FREEBSD4
1677 * In FreeBSD < 5.0 the nbytes to send also included
1678 * the header. If compat is specified subtract the
1679 * header size from nbytes.
1682 if (uap->nbytes > hdr_uio->uio_resid)
1683 uap->nbytes -= hdr_uio->uio_resid;
1689 if (hdtr.trailers != NULL) {
1690 iov32 = PTRIN(hdtr32.trailers);
1691 error = freebsd32_copyinuio(iov32,
1692 hdtr32.trl_cnt, &trl_uio);
1698 AUDIT_ARG_FD(uap->fd);
1700 if ((error = fget_read(td, uap->fd,
1701 cap_rights_init(&rights, CAP_PREAD), &fp)) != 0)
1704 error = fo_sendfile(fp, uap->s, hdr_uio, trl_uio, offset,
1705 uap->nbytes, &sbytes, uap->flags, td);
1708 if (uap->sbytes != NULL)
1709 copyout(&sbytes, uap->sbytes, sizeof(off_t));
1713 free(hdr_uio, M_IOV);
1715 free(trl_uio, M_IOV);
1719 #ifdef COMPAT_FREEBSD4
1721 freebsd4_freebsd32_sendfile(struct thread *td,
1722 struct freebsd4_freebsd32_sendfile_args *uap)
1724 return (freebsd32_do_sendfile(td,
1725 (struct freebsd32_sendfile_args *)uap, 1));
1730 freebsd32_sendfile(struct thread *td, struct freebsd32_sendfile_args *uap)
1733 return (freebsd32_do_sendfile(td, uap, 0));
1737 copy_stat(struct stat *in, struct stat32 *out)
1740 CP(*in, *out, st_dev);
1741 CP(*in, *out, st_ino);
1742 CP(*in, *out, st_mode);
1743 CP(*in, *out, st_nlink);
1744 CP(*in, *out, st_uid);
1745 CP(*in, *out, st_gid);
1746 CP(*in, *out, st_rdev);
1747 TS_CP(*in, *out, st_atim);
1748 TS_CP(*in, *out, st_mtim);
1749 TS_CP(*in, *out, st_ctim);
1750 CP(*in, *out, st_size);
1751 CP(*in, *out, st_blocks);
1752 CP(*in, *out, st_blksize);
1753 CP(*in, *out, st_flags);
1754 CP(*in, *out, st_gen);
1755 TS_CP(*in, *out, st_birthtim);
1760 copy_ostat(struct stat *in, struct ostat32 *out)
1763 CP(*in, *out, st_dev);
1764 CP(*in, *out, st_ino);
1765 CP(*in, *out, st_mode);
1766 CP(*in, *out, st_nlink);
1767 CP(*in, *out, st_uid);
1768 CP(*in, *out, st_gid);
1769 CP(*in, *out, st_rdev);
1770 CP(*in, *out, st_size);
1771 TS_CP(*in, *out, st_atim);
1772 TS_CP(*in, *out, st_mtim);
1773 TS_CP(*in, *out, st_ctim);
1774 CP(*in, *out, st_blksize);
1775 CP(*in, *out, st_blocks);
1776 CP(*in, *out, st_flags);
1777 CP(*in, *out, st_gen);
1782 freebsd32_stat(struct thread *td, struct freebsd32_stat_args *uap)
1788 error = kern_statat(td, 0, AT_FDCWD, uap->path, UIO_USERSPACE,
1792 copy_stat(&sb, &sb32);
1793 error = copyout(&sb32, uap->ub, sizeof (sb32));
1799 ofreebsd32_stat(struct thread *td, struct ofreebsd32_stat_args *uap)
1802 struct ostat32 sb32;
1805 error = kern_statat(td, 0, AT_FDCWD, uap->path, UIO_USERSPACE,
1809 copy_ostat(&sb, &sb32);
1810 error = copyout(&sb32, uap->ub, sizeof (sb32));
1816 freebsd32_fstat(struct thread *td, struct freebsd32_fstat_args *uap)
1822 error = kern_fstat(td, uap->fd, &ub);
1825 copy_stat(&ub, &ub32);
1826 error = copyout(&ub32, uap->ub, sizeof(ub32));
1832 ofreebsd32_fstat(struct thread *td, struct ofreebsd32_fstat_args *uap)
1835 struct ostat32 ub32;
1838 error = kern_fstat(td, uap->fd, &ub);
1841 copy_ostat(&ub, &ub32);
1842 error = copyout(&ub32, uap->ub, sizeof(ub32));
1848 freebsd32_fstatat(struct thread *td, struct freebsd32_fstatat_args *uap)
1854 error = kern_statat(td, uap->flag, uap->fd, uap->path, UIO_USERSPACE,
1858 copy_stat(&ub, &ub32);
1859 error = copyout(&ub32, uap->buf, sizeof(ub32));
1864 freebsd32_lstat(struct thread *td, struct freebsd32_lstat_args *uap)
1870 error = kern_statat(td, AT_SYMLINK_NOFOLLOW, AT_FDCWD, uap->path,
1871 UIO_USERSPACE, &sb, NULL);
1874 copy_stat(&sb, &sb32);
1875 error = copyout(&sb32, uap->ub, sizeof (sb32));
1881 ofreebsd32_lstat(struct thread *td, struct ofreebsd32_lstat_args *uap)
1884 struct ostat32 sb32;
1887 error = kern_statat(td, AT_SYMLINK_NOFOLLOW, AT_FDCWD, uap->path,
1888 UIO_USERSPACE, &sb, NULL);
1891 copy_ostat(&sb, &sb32);
1892 error = copyout(&sb32, uap->ub, sizeof (sb32));
1898 freebsd32_sysctl(struct thread *td, struct freebsd32_sysctl_args *uap)
1900 int error, name[CTL_MAXNAME];
1904 if (uap->namelen > CTL_MAXNAME || uap->namelen < 2)
1906 error = copyin(uap->name, name, uap->namelen * sizeof(int));
1910 error = fueword32(uap->oldlenp, &tmp);
1917 error = userland_sysctl(td, name, uap->namelen,
1918 uap->old, &oldlen, 1,
1919 uap->new, uap->newlen, &j, SCTL_MASK32);
1920 if (error && error != ENOMEM)
1923 suword32(uap->oldlenp, j);
1928 freebsd32_jail(struct thread *td, struct freebsd32_jail_args *uap)
1934 error = copyin(uap->jail, &version, sizeof(uint32_t));
1941 /* FreeBSD single IPv4 jails. */
1942 struct jail32_v0 j32_v0;
1944 bzero(&j, sizeof(struct jail));
1945 error = copyin(uap->jail, &j32_v0, sizeof(struct jail32_v0));
1948 CP(j32_v0, j, version);
1949 PTRIN_CP(j32_v0, j, path);
1950 PTRIN_CP(j32_v0, j, hostname);
1951 j.ip4s = htonl(j32_v0.ip_number); /* jail_v0 is host order */
1957 * Version 1 was used by multi-IPv4 jail implementations
1958 * that never made it into the official kernel.
1962 case 2: /* JAIL_API_VERSION */
1964 /* FreeBSD multi-IPv4/IPv6,noIP jails. */
1967 error = copyin(uap->jail, &j32, sizeof(struct jail32));
1970 CP(j32, j, version);
1971 PTRIN_CP(j32, j, path);
1972 PTRIN_CP(j32, j, hostname);
1973 PTRIN_CP(j32, j, jailname);
1976 PTRIN_CP(j32, j, ip4);
1977 PTRIN_CP(j32, j, ip6);
1982 /* Sci-Fi jails are not supported, sorry. */
1985 return (kern_jail(td, &j));
1989 freebsd32_jail_set(struct thread *td, struct freebsd32_jail_set_args *uap)
1994 /* Check that we have an even number of iovecs. */
1995 if (uap->iovcnt & 1)
1998 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
2001 error = kern_jail_set(td, auio, uap->flags);
2007 freebsd32_jail_get(struct thread *td, struct freebsd32_jail_get_args *uap)
2009 struct iovec32 iov32;
2013 /* Check that we have an even number of iovecs. */
2014 if (uap->iovcnt & 1)
2017 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
2020 error = kern_jail_get(td, auio, uap->flags);
2022 for (i = 0; i < uap->iovcnt; i++) {
2023 PTROUT_CP(auio->uio_iov[i], iov32, iov_base);
2024 CP(auio->uio_iov[i], iov32, iov_len);
2025 error = copyout(&iov32, uap->iovp + i, sizeof(iov32));
2034 freebsd32_sigaction(struct thread *td, struct freebsd32_sigaction_args *uap)
2036 struct sigaction32 s32;
2037 struct sigaction sa, osa, *sap;
2041 error = copyin(uap->act, &s32, sizeof(s32));
2044 sa.sa_handler = PTRIN(s32.sa_u);
2045 CP(s32, sa, sa_flags);
2046 CP(s32, sa, sa_mask);
2050 error = kern_sigaction(td, uap->sig, sap, &osa, 0);
2051 if (error == 0 && uap->oact != NULL) {
2052 s32.sa_u = PTROUT(osa.sa_handler);
2053 CP(osa, s32, sa_flags);
2054 CP(osa, s32, sa_mask);
2055 error = copyout(&s32, uap->oact, sizeof(s32));
2060 #ifdef COMPAT_FREEBSD4
2062 freebsd4_freebsd32_sigaction(struct thread *td,
2063 struct freebsd4_freebsd32_sigaction_args *uap)
2065 struct sigaction32 s32;
2066 struct sigaction sa, osa, *sap;
2070 error = copyin(uap->act, &s32, sizeof(s32));
2073 sa.sa_handler = PTRIN(s32.sa_u);
2074 CP(s32, sa, sa_flags);
2075 CP(s32, sa, sa_mask);
2079 error = kern_sigaction(td, uap->sig, sap, &osa, KSA_FREEBSD4);
2080 if (error == 0 && uap->oact != NULL) {
2081 s32.sa_u = PTROUT(osa.sa_handler);
2082 CP(osa, s32, sa_flags);
2083 CP(osa, s32, sa_mask);
2084 error = copyout(&s32, uap->oact, sizeof(s32));
2091 struct osigaction32 {
2100 ofreebsd32_sigaction(struct thread *td,
2101 struct ofreebsd32_sigaction_args *uap)
2103 struct osigaction32 s32;
2104 struct sigaction sa, osa, *sap;
2107 if (uap->signum <= 0 || uap->signum >= ONSIG)
2111 error = copyin(uap->nsa, &s32, sizeof(s32));
2114 sa.sa_handler = PTRIN(s32.sa_u);
2115 CP(s32, sa, sa_flags);
2116 OSIG2SIG(s32.sa_mask, sa.sa_mask);
2120 error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET);
2121 if (error == 0 && uap->osa != NULL) {
2122 s32.sa_u = PTROUT(osa.sa_handler);
2123 CP(osa, s32, sa_flags);
2124 SIG2OSIG(osa.sa_mask, s32.sa_mask);
2125 error = copyout(&s32, uap->osa, sizeof(s32));
2131 ofreebsd32_sigprocmask(struct thread *td,
2132 struct ofreebsd32_sigprocmask_args *uap)
2137 OSIG2SIG(uap->mask, set);
2138 error = kern_sigprocmask(td, uap->how, &set, &oset, SIGPROCMASK_OLD);
2139 SIG2OSIG(oset, td->td_retval[0]);
2144 ofreebsd32_sigpending(struct thread *td,
2145 struct ofreebsd32_sigpending_args *uap)
2147 struct proc *p = td->td_proc;
2151 siglist = p->p_siglist;
2152 SIGSETOR(siglist, td->td_siglist);
2154 SIG2OSIG(siglist, td->td_retval[0]);
2159 u_int32_t sv_handler;
2165 ofreebsd32_sigvec(struct thread *td,
2166 struct ofreebsd32_sigvec_args *uap)
2168 struct sigvec32 vec;
2169 struct sigaction sa, osa, *sap;
2172 if (uap->signum <= 0 || uap->signum >= ONSIG)
2176 error = copyin(uap->nsv, &vec, sizeof(vec));
2179 sa.sa_handler = PTRIN(vec.sv_handler);
2180 OSIG2SIG(vec.sv_mask, sa.sa_mask);
2181 sa.sa_flags = vec.sv_flags;
2182 sa.sa_flags ^= SA_RESTART;
2186 error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET);
2187 if (error == 0 && uap->osv != NULL) {
2188 vec.sv_handler = PTROUT(osa.sa_handler);
2189 SIG2OSIG(osa.sa_mask, vec.sv_mask);
2190 vec.sv_flags = osa.sa_flags;
2191 vec.sv_flags &= ~SA_NOCLDWAIT;
2192 vec.sv_flags ^= SA_RESTART;
2193 error = copyout(&vec, uap->osv, sizeof(vec));
2199 ofreebsd32_sigblock(struct thread *td,
2200 struct ofreebsd32_sigblock_args *uap)
2204 OSIG2SIG(uap->mask, set);
2205 kern_sigprocmask(td, SIG_BLOCK, &set, &oset, 0);
2206 SIG2OSIG(oset, td->td_retval[0]);
2211 ofreebsd32_sigsetmask(struct thread *td,
2212 struct ofreebsd32_sigsetmask_args *uap)
2216 OSIG2SIG(uap->mask, set);
2217 kern_sigprocmask(td, SIG_SETMASK, &set, &oset, 0);
2218 SIG2OSIG(oset, td->td_retval[0]);
2223 ofreebsd32_sigsuspend(struct thread *td,
2224 struct ofreebsd32_sigsuspend_args *uap)
2228 OSIG2SIG(uap->mask, mask);
2229 return (kern_sigsuspend(td, mask));
2238 ofreebsd32_sigstack(struct thread *td,
2239 struct ofreebsd32_sigstack_args *uap)
2241 struct sigstack32 s32;
2242 struct sigstack nss, oss;
2243 int error = 0, unss;
2245 if (uap->nss != NULL) {
2246 error = copyin(uap->nss, &s32, sizeof(s32));
2249 nss.ss_sp = PTRIN(s32.ss_sp);
2250 CP(s32, nss, ss_onstack);
2255 oss.ss_sp = td->td_sigstk.ss_sp;
2256 oss.ss_onstack = sigonstack(cpu_getstack(td));
2258 td->td_sigstk.ss_sp = nss.ss_sp;
2259 td->td_sigstk.ss_size = 0;
2260 td->td_sigstk.ss_flags |= (nss.ss_onstack & SS_ONSTACK);
2261 td->td_pflags |= TDP_ALTSTACK;
2263 if (uap->oss != NULL) {
2264 s32.ss_sp = PTROUT(oss.ss_sp);
2265 CP(oss, s32, ss_onstack);
2266 error = copyout(&s32, uap->oss, sizeof(s32));
2273 freebsd32_nanosleep(struct thread *td, struct freebsd32_nanosleep_args *uap)
2275 struct timespec32 rmt32, rqt32;
2276 struct timespec rmt, rqt;
2279 error = copyin(uap->rqtp, &rqt32, sizeof(rqt32));
2283 CP(rqt32, rqt, tv_sec);
2284 CP(rqt32, rqt, tv_nsec);
2287 !useracc((caddr_t)uap->rmtp, sizeof(rmt), VM_PROT_WRITE))
2289 error = kern_nanosleep(td, &rqt, &rmt);
2290 if (error && uap->rmtp) {
2293 CP(rmt, rmt32, tv_sec);
2294 CP(rmt, rmt32, tv_nsec);
2296 error2 = copyout(&rmt32, uap->rmtp, sizeof(rmt32));
2304 freebsd32_clock_gettime(struct thread *td,
2305 struct freebsd32_clock_gettime_args *uap)
2307 struct timespec ats;
2308 struct timespec32 ats32;
2311 error = kern_clock_gettime(td, uap->clock_id, &ats);
2313 CP(ats, ats32, tv_sec);
2314 CP(ats, ats32, tv_nsec);
2315 error = copyout(&ats32, uap->tp, sizeof(ats32));
2321 freebsd32_clock_settime(struct thread *td,
2322 struct freebsd32_clock_settime_args *uap)
2324 struct timespec ats;
2325 struct timespec32 ats32;
2328 error = copyin(uap->tp, &ats32, sizeof(ats32));
2331 CP(ats32, ats, tv_sec);
2332 CP(ats32, ats, tv_nsec);
2334 return (kern_clock_settime(td, uap->clock_id, &ats));
2338 freebsd32_clock_getres(struct thread *td,
2339 struct freebsd32_clock_getres_args *uap)
2342 struct timespec32 ts32;
2345 if (uap->tp == NULL)
2347 error = kern_clock_getres(td, uap->clock_id, &ts);
2349 CP(ts, ts32, tv_sec);
2350 CP(ts, ts32, tv_nsec);
2351 error = copyout(&ts32, uap->tp, sizeof(ts32));
2356 int freebsd32_ktimer_create(struct thread *td,
2357 struct freebsd32_ktimer_create_args *uap)
2359 struct sigevent32 ev32;
2360 struct sigevent ev, *evp;
2363 if (uap->evp == NULL) {
2367 error = copyin(uap->evp, &ev32, sizeof(ev32));
2370 error = convert_sigevent32(&ev32, &ev);
2374 error = kern_ktimer_create(td, uap->clock_id, evp, &id, -1);
2376 error = copyout(&id, uap->timerid, sizeof(int));
2378 kern_ktimer_delete(td, id);
2384 freebsd32_ktimer_settime(struct thread *td,
2385 struct freebsd32_ktimer_settime_args *uap)
2387 struct itimerspec32 val32, oval32;
2388 struct itimerspec val, oval, *ovalp;
2391 error = copyin(uap->value, &val32, sizeof(val32));
2395 ovalp = uap->ovalue != NULL ? &oval : NULL;
2396 error = kern_ktimer_settime(td, uap->timerid, uap->flags, &val, ovalp);
2397 if (error == 0 && uap->ovalue != NULL) {
2398 ITS_CP(oval, oval32);
2399 error = copyout(&oval32, uap->ovalue, sizeof(oval32));
2405 freebsd32_ktimer_gettime(struct thread *td,
2406 struct freebsd32_ktimer_gettime_args *uap)
2408 struct itimerspec32 val32;
2409 struct itimerspec val;
2412 error = kern_ktimer_gettime(td, uap->timerid, &val);
2415 error = copyout(&val32, uap->value, sizeof(val32));
2421 freebsd32_clock_getcpuclockid2(struct thread *td,
2422 struct freebsd32_clock_getcpuclockid2_args *uap)
2427 error = kern_clock_getcpuclockid2(td, PAIR32TO64(id_t, uap->id),
2428 uap->which, &clk_id);
2430 error = copyout(&clk_id, uap->clock_id, sizeof(clockid_t));
2435 freebsd32_thr_new(struct thread *td,
2436 struct freebsd32_thr_new_args *uap)
2438 struct thr_param32 param32;
2439 struct thr_param param;
2442 if (uap->param_size < 0 ||
2443 uap->param_size > sizeof(struct thr_param32))
2445 bzero(¶m, sizeof(struct thr_param));
2446 bzero(¶m32, sizeof(struct thr_param32));
2447 error = copyin(uap->param, ¶m32, uap->param_size);
2450 param.start_func = PTRIN(param32.start_func);
2451 param.arg = PTRIN(param32.arg);
2452 param.stack_base = PTRIN(param32.stack_base);
2453 param.stack_size = param32.stack_size;
2454 param.tls_base = PTRIN(param32.tls_base);
2455 param.tls_size = param32.tls_size;
2456 param.child_tid = PTRIN(param32.child_tid);
2457 param.parent_tid = PTRIN(param32.parent_tid);
2458 param.flags = param32.flags;
2459 param.rtp = PTRIN(param32.rtp);
2460 param.spare[0] = PTRIN(param32.spare[0]);
2461 param.spare[1] = PTRIN(param32.spare[1]);
2462 param.spare[2] = PTRIN(param32.spare[2]);
2464 return (kern_thr_new(td, ¶m));
2468 freebsd32_thr_suspend(struct thread *td, struct freebsd32_thr_suspend_args *uap)
2470 struct timespec32 ts32;
2471 struct timespec ts, *tsp;
2476 if (uap->timeout != NULL) {
2477 error = copyin((const void *)uap->timeout, (void *)&ts32,
2478 sizeof(struct timespec32));
2481 ts.tv_sec = ts32.tv_sec;
2482 ts.tv_nsec = ts32.tv_nsec;
2485 return (kern_thr_suspend(td, tsp));
2489 siginfo_to_siginfo32(const siginfo_t *src, struct siginfo32 *dst)
2491 bzero(dst, sizeof(*dst));
2492 dst->si_signo = src->si_signo;
2493 dst->si_errno = src->si_errno;
2494 dst->si_code = src->si_code;
2495 dst->si_pid = src->si_pid;
2496 dst->si_uid = src->si_uid;
2497 dst->si_status = src->si_status;
2498 dst->si_addr = (uintptr_t)src->si_addr;
2499 dst->si_value.sival_int = src->si_value.sival_int;
2500 dst->si_timerid = src->si_timerid;
2501 dst->si_overrun = src->si_overrun;
2505 freebsd32_sigtimedwait(struct thread *td, struct freebsd32_sigtimedwait_args *uap)
2507 struct timespec32 ts32;
2509 struct timespec *timeout;
2512 struct siginfo32 si32;
2516 error = copyin(uap->timeout, &ts32, sizeof(ts32));
2519 ts.tv_sec = ts32.tv_sec;
2520 ts.tv_nsec = ts32.tv_nsec;
2525 error = copyin(uap->set, &set, sizeof(set));
2529 error = kern_sigtimedwait(td, set, &ksi, timeout);
2534 siginfo_to_siginfo32(&ksi.ksi_info, &si32);
2535 error = copyout(&si32, uap->info, sizeof(struct siginfo32));
2539 td->td_retval[0] = ksi.ksi_signo;
2547 freebsd32_sigwaitinfo(struct thread *td, struct freebsd32_sigwaitinfo_args *uap)
2550 struct siginfo32 si32;
2554 error = copyin(uap->set, &set, sizeof(set));
2558 error = kern_sigtimedwait(td, set, &ksi, NULL);
2563 siginfo_to_siginfo32(&ksi.ksi_info, &si32);
2564 error = copyout(&si32, uap->info, sizeof(struct siginfo32));
2567 td->td_retval[0] = ksi.ksi_signo;
2572 freebsd32_cpuset_setid(struct thread *td,
2573 struct freebsd32_cpuset_setid_args *uap)
2575 struct cpuset_setid_args ap;
2577 ap.which = uap->which;
2578 ap.id = PAIR32TO64(id_t,uap->id);
2579 ap.setid = uap->setid;
2581 return (sys_cpuset_setid(td, &ap));
2585 freebsd32_cpuset_getid(struct thread *td,
2586 struct freebsd32_cpuset_getid_args *uap)
2588 struct cpuset_getid_args ap;
2590 ap.level = uap->level;
2591 ap.which = uap->which;
2592 ap.id = PAIR32TO64(id_t,uap->id);
2593 ap.setid = uap->setid;
2595 return (sys_cpuset_getid(td, &ap));
2599 freebsd32_cpuset_getaffinity(struct thread *td,
2600 struct freebsd32_cpuset_getaffinity_args *uap)
2602 struct cpuset_getaffinity_args ap;
2604 ap.level = uap->level;
2605 ap.which = uap->which;
2606 ap.id = PAIR32TO64(id_t,uap->id);
2607 ap.cpusetsize = uap->cpusetsize;
2608 ap.mask = uap->mask;
2610 return (sys_cpuset_getaffinity(td, &ap));
2614 freebsd32_cpuset_setaffinity(struct thread *td,
2615 struct freebsd32_cpuset_setaffinity_args *uap)
2617 struct cpuset_setaffinity_args ap;
2619 ap.level = uap->level;
2620 ap.which = uap->which;
2621 ap.id = PAIR32TO64(id_t,uap->id);
2622 ap.cpusetsize = uap->cpusetsize;
2623 ap.mask = uap->mask;
2625 return (sys_cpuset_setaffinity(td, &ap));
2629 freebsd32_nmount(struct thread *td,
2630 struct freebsd32_nmount_args /* {
2632 unsigned int iovcnt;
2641 * Mount flags are now 64-bits. On 32-bit archtectures only
2642 * 32-bits are passed in, but from here on everything handles
2643 * 64-bit flags correctly.
2647 AUDIT_ARG_FFLAGS(flags);
2650 * Filter out MNT_ROOTFS. We do not want clients of nmount() in
2651 * userspace to set this flag, but we must filter it out if we want
2652 * MNT_UPDATE on the root file system to work.
2653 * MNT_ROOTFS should only be set by the kernel when mounting its
2656 flags &= ~MNT_ROOTFS;
2659 * check that we have an even number of iovec's
2660 * and that we have at least two options.
2662 if ((uap->iovcnt & 1) || (uap->iovcnt < 4))
2665 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio);
2668 error = vfs_donmount(td, flags, auio);
2676 freebsd32_xxx(struct thread *td, struct freebsd32_xxx_args *uap)
2678 struct yyy32 *p32, s32;
2679 struct yyy *p = NULL, s;
2684 error = copyin(uap->zzz, &s32, sizeof(s32));
2690 error = kern_xxx(td, p);
2695 error = copyout(&s32, p32, sizeof(s32));
2702 syscall32_register(int *offset, struct sysent *new_sysent,
2703 struct sysent *old_sysent, int flags)
2706 if ((flags & ~SY_THR_STATIC) != 0)
2709 if (*offset == NO_SYSCALL) {
2712 for (i = 1; i < SYS_MAXSYSCALL; ++i)
2713 if (freebsd32_sysent[i].sy_call ==
2714 (sy_call_t *)lkmnosys)
2716 if (i == SYS_MAXSYSCALL)
2719 } else if (*offset < 0 || *offset >= SYS_MAXSYSCALL)
2721 else if (freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmnosys &&
2722 freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmressys)
2725 *old_sysent = freebsd32_sysent[*offset];
2726 freebsd32_sysent[*offset] = *new_sysent;
2727 atomic_store_rel_32(&freebsd32_sysent[*offset].sy_thrcnt, flags);
2732 syscall32_deregister(int *offset, struct sysent *old_sysent)
2738 freebsd32_sysent[*offset] = *old_sysent;
2743 syscall32_module_handler(struct module *mod, int what, void *arg)
2745 struct syscall_module_data *data = (struct syscall_module_data*)arg;
2751 error = syscall32_register(data->offset, data->new_sysent,
2752 &data->old_sysent, SY_THR_STATIC_KLD);
2754 /* Leave a mark so we know to safely unload below. */
2755 data->offset = NULL;
2758 ms.intval = *data->offset;
2760 module_setspecific(mod, &ms);
2763 error = data->chainevh(mod, what, data->chainarg);
2767 * MOD_LOAD failed, so just return without calling the
2768 * chained handler since we didn't pass along the MOD_LOAD
2771 if (data->offset == NULL)
2773 if (data->chainevh) {
2774 error = data->chainevh(mod, what, data->chainarg);
2778 error = syscall32_deregister(data->offset, &data->old_sysent);
2783 error = data->chainevh(mod, what, data->chainarg);
2789 syscall32_helper_register(struct syscall_helper_data *sd, int flags)
2791 struct syscall_helper_data *sd1;
2794 for (sd1 = sd; sd1->syscall_no != NO_SYSCALL; sd1++) {
2795 error = syscall32_register(&sd1->syscall_no, &sd1->new_sysent,
2796 &sd1->old_sysent, flags);
2798 syscall32_helper_unregister(sd);
2801 sd1->registered = 1;
2807 syscall32_helper_unregister(struct syscall_helper_data *sd)
2809 struct syscall_helper_data *sd1;
2811 for (sd1 = sd; sd1->registered != 0; sd1++) {
2812 syscall32_deregister(&sd1->syscall_no, &sd1->old_sysent);
2813 sd1->registered = 0;
2819 freebsd32_copyout_strings(struct image_params *imgp)
2825 u_int32_t *stack_base;
2826 struct freebsd32_ps_strings *arginfo;
2827 char canary[sizeof(long) * 8];
2828 int32_t pagesizes32[MAXPAGESIZES];
2829 size_t execpath_len;
2833 * Calculate string base and vector table pointers.
2834 * Also deal with signal trampoline code for this exec type.
2836 if (imgp->execpath != NULL && imgp->auxargs != NULL)
2837 execpath_len = strlen(imgp->execpath) + 1;
2840 arginfo = (struct freebsd32_ps_strings *)curproc->p_sysent->
2842 if (imgp->proc->p_sysent->sv_sigcode_base == 0)
2843 szsigcode = *(imgp->proc->p_sysent->sv_szsigcode);
2846 destp = (uintptr_t)arginfo;
2851 if (szsigcode != 0) {
2853 destp = rounddown2(destp, sizeof(uint32_t));
2854 copyout(imgp->proc->p_sysent->sv_sigcode, (void *)destp,
2859 * Copy the image path for the rtld.
2861 if (execpath_len != 0) {
2862 destp -= execpath_len;
2863 imgp->execpathp = destp;
2864 copyout(imgp->execpath, (void *)destp, execpath_len);
2868 * Prepare the canary for SSP.
2870 arc4rand(canary, sizeof(canary), 0);
2871 destp -= sizeof(canary);
2872 imgp->canary = destp;
2873 copyout(canary, (void *)destp, sizeof(canary));
2874 imgp->canarylen = sizeof(canary);
2877 * Prepare the pagesizes array.
2879 for (i = 0; i < MAXPAGESIZES; i++)
2880 pagesizes32[i] = (uint32_t)pagesizes[i];
2881 destp -= sizeof(pagesizes32);
2882 destp = rounddown2(destp, sizeof(uint32_t));
2883 imgp->pagesizes = destp;
2884 copyout(pagesizes32, (void *)destp, sizeof(pagesizes32));
2885 imgp->pagesizeslen = sizeof(pagesizes32);
2887 destp -= ARG_MAX - imgp->args->stringspace;
2888 destp = rounddown2(destp, sizeof(uint32_t));
2891 * If we have a valid auxargs ptr, prepare some room
2894 if (imgp->auxargs) {
2896 * 'AT_COUNT*2' is size for the ELF Auxargs data. This is for
2897 * lower compatibility.
2899 imgp->auxarg_size = (imgp->auxarg_size) ? imgp->auxarg_size
2902 * The '+ 2' is for the null pointers at the end of each of
2903 * the arg and env vector sets,and imgp->auxarg_size is room
2904 * for argument of Runtime loader.
2906 vectp = (u_int32_t *) (destp - (imgp->args->argc +
2907 imgp->args->envc + 2 + imgp->auxarg_size + execpath_len) *
2911 * The '+ 2' is for the null pointers at the end of each of
2912 * the arg and env vector sets
2914 vectp = (u_int32_t *)(destp - (imgp->args->argc +
2915 imgp->args->envc + 2) * sizeof(u_int32_t));
2919 * vectp also becomes our initial stack base
2923 stringp = imgp->args->begin_argv;
2924 argc = imgp->args->argc;
2925 envc = imgp->args->envc;
2927 * Copy out strings - arguments and environment.
2929 copyout(stringp, (void *)destp, ARG_MAX - imgp->args->stringspace);
2932 * Fill in "ps_strings" struct for ps, w, etc.
2934 suword32(&arginfo->ps_argvstr, (u_int32_t)(intptr_t)vectp);
2935 suword32(&arginfo->ps_nargvstr, argc);
2938 * Fill in argument portion of vector table.
2940 for (; argc > 0; --argc) {
2941 suword32(vectp++, (u_int32_t)(intptr_t)destp);
2942 while (*stringp++ != 0)
2947 /* a null vector table pointer separates the argp's from the envp's */
2948 suword32(vectp++, 0);
2950 suword32(&arginfo->ps_envstr, (u_int32_t)(intptr_t)vectp);
2951 suword32(&arginfo->ps_nenvstr, envc);
2954 * Fill in environment portion of vector table.
2956 for (; envc > 0; --envc) {
2957 suword32(vectp++, (u_int32_t)(intptr_t)destp);
2958 while (*stringp++ != 0)
2963 /* end of vector table is a null pointer */
2966 return ((register_t *)stack_base);
2970 freebsd32_kldstat(struct thread *td, struct freebsd32_kldstat_args *uap)
2972 struct kld_file_stat stat;
2973 struct kld32_file_stat stat32;
2976 if ((error = copyin(&uap->stat->version, &version, sizeof(version)))
2979 if (version != sizeof(struct kld32_file_stat_1) &&
2980 version != sizeof(struct kld32_file_stat))
2983 error = kern_kldstat(td, uap->fileid, &stat);
2987 bcopy(&stat.name[0], &stat32.name[0], sizeof(stat.name));
2988 CP(stat, stat32, refs);
2989 CP(stat, stat32, id);
2990 PTROUT_CP(stat, stat32, address);
2991 CP(stat, stat32, size);
2992 bcopy(&stat.pathname[0], &stat32.pathname[0], sizeof(stat.pathname));
2993 return (copyout(&stat32, uap->stat, version));
2997 freebsd32_posix_fallocate(struct thread *td,
2998 struct freebsd32_posix_fallocate_args *uap)
3002 error = kern_posix_fallocate(td, uap->fd,
3003 PAIR32TO64(off_t, uap->offset), PAIR32TO64(off_t, uap->len));
3004 return (kern_posix_error(td, error));
3008 freebsd32_posix_fadvise(struct thread *td,
3009 struct freebsd32_posix_fadvise_args *uap)
3013 error = kern_posix_fadvise(td, uap->fd, PAIR32TO64(off_t, uap->offset),
3014 PAIR32TO64(off_t, uap->len), uap->advice);
3015 return (kern_posix_error(td, error));
3019 convert_sigevent32(struct sigevent32 *sig32, struct sigevent *sig)
3022 CP(*sig32, *sig, sigev_notify);
3023 switch (sig->sigev_notify) {
3026 case SIGEV_THREAD_ID:
3027 CP(*sig32, *sig, sigev_notify_thread_id);
3030 CP(*sig32, *sig, sigev_signo);
3031 PTRIN_CP(*sig32, *sig, sigev_value.sival_ptr);
3034 CP(*sig32, *sig, sigev_notify_kqueue);
3035 CP(*sig32, *sig, sigev_notify_kevent_flags);
3036 PTRIN_CP(*sig32, *sig, sigev_value.sival_ptr);
3045 freebsd32_procctl(struct thread *td, struct freebsd32_procctl_args *uap)
3049 struct procctl_reaper_status rs;
3050 struct procctl_reaper_pids rp;
3051 struct procctl_reaper_kill rk;
3054 struct procctl_reaper_pids32 rp;
3056 int error, error1, flags;
3060 case PROC_TRACE_CTL:
3061 case PROC_TRAPCAP_CTL:
3062 error = copyin(PTRIN(uap->data), &flags, sizeof(flags));
3067 case PROC_REAP_ACQUIRE:
3068 case PROC_REAP_RELEASE:
3069 if (uap->data != NULL)
3073 case PROC_REAP_STATUS:
3076 case PROC_REAP_GETPIDS:
3077 error = copyin(uap->data, &x32.rp, sizeof(x32.rp));
3080 CP(x32.rp, x.rp, rp_count);
3081 PTRIN_CP(x32.rp, x.rp, rp_pids);
3084 case PROC_REAP_KILL:
3085 error = copyin(uap->data, &x.rk, sizeof(x.rk));
3090 case PROC_TRACE_STATUS:
3091 case PROC_TRAPCAP_STATUS:
3097 error = kern_procctl(td, uap->idtype, PAIR32TO64(id_t, uap->id),
3100 case PROC_REAP_STATUS:
3102 error = copyout(&x.rs, uap->data, sizeof(x.rs));
3104 case PROC_REAP_KILL:
3105 error1 = copyout(&x.rk, uap->data, sizeof(x.rk));
3109 case PROC_TRACE_STATUS:
3110 case PROC_TRAPCAP_STATUS:
3112 error = copyout(&flags, uap->data, sizeof(flags));
3119 freebsd32_fcntl(struct thread *td, struct freebsd32_fcntl_args *uap)
3125 * Do unsigned conversion for arg when operation
3126 * interprets it as flags or pointer.
3128 case F_SETLK_REMOTE:
3137 tmp = (unsigned int)(uap->arg);
3143 return (kern_fcntl_freebsd(td, uap->fd, uap->cmd, tmp));
3147 freebsd32_ppoll(struct thread *td, struct freebsd32_ppoll_args *uap)
3149 struct timespec32 ts32;
3150 struct timespec ts, *tsp;
3154 if (uap->ts != NULL) {
3155 error = copyin(uap->ts, &ts32, sizeof(ts32));
3158 CP(ts32, ts, tv_sec);
3159 CP(ts32, ts, tv_nsec);
3163 if (uap->set != NULL) {
3164 error = copyin(uap->set, &set, sizeof(set));
3171 return (kern_poll(td, uap->fds, uap->nfds, tsp, ssp));