1 /* $NetBSD: svr4_32_misc.c,v 1.30.2.1 2005/10/01 10:39:27 tron Exp $ */
2
3 /*-
4 * Copyright (c) 1994 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Christos Zoulas.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the NetBSD
21 * Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 * contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39 /*
40 * SVR4 compatibility module.
41 *
42 * SVR4 system calls that are implemented differently in BSD are
43 * handled here.
44 */
45
46 #include <sys/cdefs.h>
47 __KERNEL_RCSID(0, "$NetBSD: svr4_32_misc.c,v 1.30.2.1 2005/10/01 10:39:27 tron Exp $");
48
49 #include <sys/param.h>
50 #include <sys/systm.h>
51 #include <sys/namei.h>
52 #include <sys/dirent.h>
53 #include <sys/proc.h>
54 #include <sys/file.h>
55 #include <sys/stat.h>
56 #include <sys/time.h>
57 #include <sys/filedesc.h>
58 #include <sys/ioctl.h>
59 #include <sys/kernel.h>
60 #include <sys/malloc.h>
61 #include <sys/pool.h>
62 #include <sys/mbuf.h>
63 #include <sys/mman.h>
64 #include <sys/mount.h>
65 #include <sys/resource.h>
66 #include <sys/resourcevar.h>
67 #include <sys/socket.h>
68 #include <sys/vnode.h>
69 #include <sys/uio.h>
70 #include <sys/wait.h>
71 #include <sys/utsname.h>
72 #include <sys/unistd.h>
73 #include <sys/times.h>
74 #include <sys/sem.h>
75 #include <sys/msg.h>
76 #include <sys/ptrace.h>
77 #include <sys/signalvar.h>
78
79 #include <netinet/in.h>
80 #include <sys/sa.h>
81 #include <sys/syscallargs.h>
82
83 #include <miscfs/specfs/specdev.h>
84
85 #include <compat/svr4_32/svr4_32_types.h>
86 #include <compat/svr4_32/svr4_32_signal.h>
87 #include <compat/svr4_32/svr4_32_lwp.h>
88 #include <compat/svr4_32/svr4_32_ucontext.h>
89 #include <compat/svr4_32/svr4_32_syscallargs.h>
90 #include <compat/svr4_32/svr4_32_util.h>
91 #include <compat/svr4_32/svr4_32_time.h>
92 #include <compat/svr4_32/svr4_32_dirent.h>
93 #include <compat/svr4/svr4_ulimit.h>
94 #include <compat/svr4_32/svr4_32_hrt.h>
95 #include <compat/svr4/svr4_wait.h>
96 #include <compat/svr4_32/svr4_32_statvfs.h>
97 #include <compat/svr4/svr4_sysconfig.h>
98 #include <compat/svr4_32/svr4_32_acl.h>
99 #include <compat/svr4/svr4_mman.h>
100
101 #include <machine/cpu.h>
102
103 #include <uvm/uvm_extern.h>
104
105 static int svr4_to_bsd_mmap_flags __P((int));
106
107 static __inline clock_t timeval_to_clock_t __P((struct timeval *));
108 static int svr4_32_setinfo __P((struct proc *, int, svr4_32_siginfo_tp));
109
110 struct svr4_32_hrtcntl_args;
111 static int svr4_32_hrtcntl __P((struct proc *, struct svr4_32_hrtcntl_args *,
112 register_t *));
113 static void bsd_statvfs_to_svr4_32_statvfs __P((const struct statvfs *,
114 struct svr4_32_statvfs *));
115 static void bsd_statvfs_to_svr4_32_statvfs64 __P((const struct statvfs *,
116 struct svr4_32_statvfs64 *));
117 #define svr4_32_pfind(pid) p_find((pid), PFIND_UNLOCK | PFIND_ZOMBIE)
118
119 static int svr4_32_mknod __P((struct lwp *, register_t *, const char *,
120 svr4_32_mode_t, svr4_32_dev_t));
121
122 int
123 svr4_32_sys_wait(l, v, retval)
124 struct lwp *l;
125 void *v;
126 register_t *retval;
127 {
128 struct svr4_32_sys_wait_args *uap = v;
129 struct proc *p = l->l_proc;
130 struct sys_wait4_args w4;
131 int error;
132 size_t sz = sizeof(*SCARG(&w4, status));
133 int st, sig;
134
135 SCARG(&w4, rusage) = NULL;
136 SCARG(&w4, options) = 0;
137
138 if (SCARG(uap, status) == 0) {
139 caddr_t sg = stackgap_init(p, 0);
140
141 SCARG(&w4, status) = stackgap_alloc(p, &sg, sz);
142 }
143 else
144 SCARG(&w4, status) = (int *)(u_long)SCARG(uap, status);
145
146 SCARG(&w4, pid) = WAIT_ANY;
147
148 if ((error = sys_wait4(l, &w4, retval)) != 0)
149 return error;
150
151 if ((error = copyin(SCARG(&w4, status), &st, sizeof(st))) != 0)
152 return error;
153
154 if (WIFSIGNALED(st)) {
155 sig = WTERMSIG(st);
156 if (sig >= 0 && sig < NSIG)
157 st = (st & ~0177) | native_to_svr4_signo[sig];
158 } else if (WIFSTOPPED(st)) {
159 sig = WSTOPSIG(st);
160 if (sig >= 0 && sig < NSIG)
161 st = (st & ~0xff00) | (native_to_svr4_signo[sig] << 8);
162 }
163
164 /*
165 * It looks like wait(2) on svr4/solaris/2.4 returns
166 * the status in retval[1], and the pid on retval[0].
167 */
168 retval[1] = st;
169
170 if (SCARG(uap, status))
171 if ((error = copyout(&st, (caddr_t)(u_long)SCARG(uap, status),
172 sizeof(st))) != 0)
173 return error;
174
175 return 0;
176 }
177
178
179 int
180 svr4_32_sys_execv(l, v, retval)
181 struct lwp *l;
182 void *v;
183 register_t *retval;
184 {
185 struct svr4_32_sys_execv_args /* {
186 syscallarg(char *) path;
187 syscallarg(char **) argv;
188 } */ *uap = v;
189 struct netbsd32_execve_args_noconst {
190 syscallarg(netbsd32_charp) path;
191 syscallarg(netbsd32_charpp) argp;
192 syscallarg(netbsd32_charpp) envp;
193 } ap;
194
195 SCARG(&ap, path) = SCARG(uap, path);
196 SCARG(&ap, argp) = SCARG(uap, argp);
197 SCARG(&ap, envp) = 0;
198
199 return netbsd32_execve(l, &ap, retval);
200 }
201
202 #if 0
203 int
204 svr4_32_sys_execve(p, v, retval)
205 struct proc *p;
206 void *v;
207 register_t *retval;
208 {
209 struct svr4_32_sys_execve_args /* {
210 syscallarg(const char *) path;
211 syscallarg(char **) argv;
212 syscallarg(char **) envp;
213 } */ *uap = v;
214 struct sys_execve_args ap;
215 caddr_t sg;
216
217 sg = stackgap_init(p, 0);
218
219 SCARG(&ap, path) = (const char *)(u_long)SCARG(uap, path);
220 CHECK_ALT_EXIST(p, &sg, SCARG(&ap, path));
221 SCARG(&ap, argp) = (char **)(u_long)SCARG(uap, argp);
222 SCARG(&ap, envp) = (char **)(u_long)SCARG(uap, envp);
223
224 return netbsd32_execve(p, &ap, retval);
225 }
226 #endif
227
228 int
229 svr4_32_sys_time(l, v, retval)
230 struct lwp *l;
231 void *v;
232 register_t *retval;
233 {
234 struct svr4_32_sys_time_args *uap = v;
235 int error = 0;
236 struct timeval tv;
237 struct netbsd32_timeval ntv;
238
239 microtime(&tv);
240 ntv.tv_sec = tv.tv_sec;
241 ntv.tv_usec = tv.tv_usec;
242 if (SCARG(uap, t))
243 error = copyout(&ntv.tv_sec, (caddr_t)(u_long)SCARG(uap, t),
244 sizeof(ntv.tv_sec));
245 *retval = (int) ntv.tv_sec;
246
247 return error;
248 }
249
250
251 /*
252 * Read SVR4-style directory entries. We suck them into kernel space so
253 * that they can be massaged before being copied out to user code. Like
254 * SunOS, we squish out `empty' entries.
255 *
256 * This is quite ugly, but what do you expect from compatibility code?
257 */
258 int
259 svr4_32_sys_getdents64(l, v, retval)
260 struct lwp *l;
261 void *v;
262 register_t *retval;
263 {
264 struct svr4_32_sys_getdents64_args *uap = v;
265 struct proc *p = l->l_proc;
266 struct dirent *bdp;
267 struct vnode *vp;
268 caddr_t inp, buf; /* BSD-format */
269 int len, reclen; /* BSD-format */
270 caddr_t outp; /* SVR4-format */
271 int resid, svr4_32_reclen; /* SVR4-format */
272 struct file *fp;
273 struct uio auio;
274 struct iovec aiov;
275 struct svr4_32_dirent64 idb;
276 off_t off; /* true file offset */
277 int buflen, error, eofflag;
278 off_t *cookiebuf = NULL, *cookie;
279 int ncookies;
280
281 /* getvnode() will use the descriptor for us */
282 if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0)
283 return (error);
284
285 if ((fp->f_flag & FREAD) == 0) {
286 error = EBADF;
287 goto out1;
288 }
289
290 vp = (struct vnode *)fp->f_data;
291 if (vp->v_type != VDIR) {
292 error = EINVAL;
293 goto out1;
294 }
295
296 buflen = min(MAXBSIZE, SCARG(uap, nbytes));
297 buf = malloc(buflen, M_TEMP, M_WAITOK);
298 vn_lock(vp, LK_EXCLUSIVE | LK_RETRY);
299 off = fp->f_offset;
300 again:
301 aiov.iov_base = buf;
302 aiov.iov_len = buflen;
303 auio.uio_iov = &aiov;
304 auio.uio_iovcnt = 1;
305 auio.uio_rw = UIO_READ;
306 auio.uio_segflg = UIO_SYSSPACE;
307 auio.uio_procp = NULL;
308 auio.uio_resid = buflen;
309 auio.uio_offset = off;
310 /*
311 * First we read into the malloc'ed buffer, then
312 * we massage it into user space, one record at a time.
313 */
314 error = VOP_READDIR(vp, &auio, fp->f_cred, &eofflag, &cookiebuf,
315 &ncookies);
316 if (error)
317 goto out;
318
319 inp = buf;
320 outp = (char *)(u_long) SCARG(uap, dp);
321 resid = SCARG(uap, nbytes);
322 if ((len = buflen - auio.uio_resid) == 0)
323 goto eof;
324
325 for (cookie = cookiebuf; len > 0; len -= reclen) {
326 bdp = (struct dirent *)inp;
327 reclen = bdp->d_reclen;
328 if (reclen & 3)
329 panic("svr4_32_getdents64: bad reclen");
330 if (bdp->d_fileno == 0) {
331 inp += reclen; /* it is a hole; squish it out */
332 if (cookie)
333 off = *cookie++;
334 else
335 off += reclen;
336 continue;
337 }
338 svr4_32_reclen = SVR4_RECLEN(&idb, bdp->d_namlen);
339 if (reclen > len || resid < svr4_32_reclen) {
340 /* entry too big for buffer, so just stop */
341 outp++;
342 break;
343 }
344 if (cookie)
345 off = *cookie++; /* each entry points to the next */
346 else
347 off += reclen;
348 /*
349 * Massage in place to make a SVR4-shaped dirent (otherwise
350 * we have to worry about touching user memory outside of
351 * the copyout() call).
352 */
353 idb.d_ino = (svr4_32_ino64_t)bdp->d_fileno;
354 idb.d_off = (svr4_32_off64_t)off;
355 idb.d_reclen = (u_short)svr4_32_reclen;
356 strlcpy(idb.d_name, bdp->d_name, sizeof(idb.d_name));
357 if ((error = copyout((caddr_t)&idb, outp, svr4_32_reclen)))
358 goto out;
359 /* advance past this real entry */
360 inp += reclen;
361 /* advance output past SVR4-shaped entry */
362 outp += svr4_32_reclen;
363 resid -= svr4_32_reclen;
364 }
365
366 /* if we squished out the whole block, try again */
367 if (outp == (char *)(u_long) SCARG(uap, dp))
368 goto again;
369 fp->f_offset = off; /* update the vnode offset */
370
371 eof:
372 *retval = SCARG(uap, nbytes) - resid;
373 out:
374 VOP_UNLOCK(vp, 0);
375 if (cookiebuf)
376 free(cookiebuf, M_TEMP);
377 free(buf, M_TEMP);
378 out1:
379 FILE_UNUSE(fp, p);
380 return error;
381 }
382
383
384 int
385 svr4_32_sys_getdents(l, v, retval)
386 struct lwp *l;
387 void *v;
388 register_t *retval;
389 {
390 struct svr4_32_sys_getdents_args *uap = v;
391 struct proc *p = l->l_proc;
392 struct dirent *bdp;
393 struct vnode *vp;
394 caddr_t inp, buf; /* BSD-format */
395 int len, reclen; /* BSD-format */
396 caddr_t outp; /* SVR4-format */
397 int resid, svr4_reclen; /* SVR4-format */
398 struct file *fp;
399 struct uio auio;
400 struct iovec aiov;
401 struct svr4_32_dirent idb;
402 off_t off; /* true file offset */
403 int buflen, error, eofflag;
404 off_t *cookiebuf = NULL, *cookie;
405 int ncookies;
406
407 /* getvnode() will use the descriptor for us */
408 if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0)
409 return (error);
410
411 if ((fp->f_flag & FREAD) == 0) {
412 error = EBADF;
413 goto out1;
414 }
415
416 vp = (struct vnode *)fp->f_data;
417 if (vp->v_type != VDIR) {
418 error = EINVAL;
419 goto out1;
420 }
421
422 buflen = min(MAXBSIZE, SCARG(uap, nbytes));
423 buf = malloc(buflen, M_TEMP, M_WAITOK);
424 vn_lock(vp, LK_EXCLUSIVE | LK_RETRY);
425 off = fp->f_offset;
426 again:
427 aiov.iov_base = buf;
428 aiov.iov_len = buflen;
429 auio.uio_iov = &aiov;
430 auio.uio_iovcnt = 1;
431 auio.uio_rw = UIO_READ;
432 auio.uio_segflg = UIO_SYSSPACE;
433 auio.uio_procp = NULL;
434 auio.uio_resid = buflen;
435 auio.uio_offset = off;
436 /*
437 * First we read into the malloc'ed buffer, then
438 * we massage it into user space, one record at a time.
439 */
440 error = VOP_READDIR(vp, &auio, fp->f_cred, &eofflag, &cookiebuf,
441 &ncookies);
442 if (error)
443 goto out;
444
445 inp = buf;
446 outp = (caddr_t)(u_long)SCARG(uap, buf);
447 resid = SCARG(uap, nbytes);
448 if ((len = buflen - auio.uio_resid) == 0)
449 goto eof;
450
451 for (cookie = cookiebuf; len > 0; len -= reclen) {
452 bdp = (struct dirent *)inp;
453 reclen = bdp->d_reclen;
454 if (reclen & 3)
455 panic("svr4_32_getdents: bad reclen");
456 if (cookie)
457 off = *cookie++; /* each entry points to the next */
458 else
459 off += reclen;
460 if ((off >> 32) != 0) {
461 compat_offseterr(vp, "svr4_32_getdents");
462 error = EINVAL;
463 goto out;
464 }
465 if (bdp->d_fileno == 0) {
466 inp += reclen; /* it is a hole; squish it out */
467 continue;
468 }
469 svr4_reclen = SVR4_RECLEN(&idb, bdp->d_namlen);
470 if (reclen > len || resid < svr4_reclen) {
471 /* entry too big for buffer, so just stop */
472 outp++;
473 break;
474 }
475 /*
476 * Massage in place to make a SVR4-shaped dirent (otherwise
477 * we have to worry about touching user memory outside of
478 * the copyout() call).
479 */
480 idb.d_ino = (svr4_32_ino_t)bdp->d_fileno;
481 idb.d_off = (svr4_32_off_t)off;
482 idb.d_reclen = (u_short)svr4_reclen;
483 strlcpy(idb.d_name, bdp->d_name, sizeof(idb.d_name));
484 if ((error = copyout((caddr_t)&idb, outp, svr4_reclen)))
485 goto out;
486 /* advance past this real entry */
487 inp += reclen;
488 /* advance output past SVR4-shaped entry */
489 outp += svr4_reclen;
490 resid -= svr4_reclen;
491 }
492
493 /* if we squished out the whole block, try again */
494 if (outp == (caddr_t)(u_long)SCARG(uap, buf))
495 goto again;
496 fp->f_offset = off; /* update the vnode offset */
497
498 eof:
499 *retval = SCARG(uap, nbytes) - resid;
500 out:
501 VOP_UNLOCK(vp, 0);
502 if (cookiebuf)
503 free(cookiebuf, M_TEMP);
504 free(buf, M_TEMP);
505 out1:
506 FILE_UNUSE(fp, p);
507 return error;
508 }
509
510
511 static int
512 svr4_to_bsd_mmap_flags(f)
513 int f;
514 {
515 int type = f & SVR4_MAP_TYPE;
516 int nf;
517
518 if (type != MAP_PRIVATE && type != MAP_SHARED)
519 return -1;
520
521 nf = f & SVR4_MAP_COPYFLAGS;
522 if (f & SVR4_MAP_ANON)
523 nf |= MAP_ANON;
524
525 return nf;
526 }
527
528
529 int
530 svr4_32_sys_mmap(l, v, retval)
531 struct lwp *l;
532 void *v;
533 register_t *retval;
534 {
535 struct svr4_32_sys_mmap_args *uap = v;
536 struct sys_mmap_args mm;
537 int error;
538 /*
539 * Verify the arguments.
540 */
541 if (SCARG(uap, prot) & ~(PROT_READ | PROT_WRITE | PROT_EXEC))
542 return EINVAL; /* XXX still needed? */
543
544 if (SCARG(uap, len) == 0)
545 return EINVAL;
546
547 if ((SCARG(&mm, flags) = svr4_to_bsd_mmap_flags(SCARG(uap, flags))) == -1)
548 return EINVAL;
549
550 SCARG(&mm, prot) = SCARG(uap, prot);
551 SCARG(&mm, len) = SCARG(uap, len);
552 SCARG(&mm, fd) = SCARG(uap, fd);
553 SCARG(&mm, addr) = (void *)(u_long)SCARG(uap, addr);
554 SCARG(&mm, pos) = SCARG(uap, pos);
555
556 error = sys_mmap(l, &mm, retval);
557 if ((u_long)*retval > (u_long)UINT_MAX) {
558 printf("svr4_32_mmap: retval out of range: 0x%lx",
559 (u_long)*retval);
560 /* Should try to recover and return an error here. */
561 }
562 return (error);
563 }
564
565
566 int
567 svr4_32_sys_mmap64(l, v, retval)
568 struct lwp *l;
569 void *v;
570 register_t *retval;
571 {
572 struct svr4_32_sys_mmap64_args *uap = v;
573 struct sys_mmap_args mm;
574 int error;
575 /*
576 * Verify the arguments.
577 */
578 if (SCARG(uap, prot) & ~(PROT_READ | PROT_WRITE | PROT_EXEC))
579 return EINVAL; /* XXX still needed? */
580
581 if (SCARG(uap, len) == 0)
582 return EINVAL;
583
584 if ((SCARG(&mm, flags) = svr4_to_bsd_mmap_flags(SCARG(uap, flags))) == -1)
585 return EINVAL;
586
587 SCARG(&mm, prot) = SCARG(uap, prot);
588 SCARG(&mm, len) = SCARG(uap, len);
589 SCARG(&mm, fd) = SCARG(uap, fd);
590 SCARG(&mm, addr) = (void *)(u_long)SCARG(uap, addr);
591 SCARG(&mm, pos) = SCARG(uap, pos);
592
593 error = sys_mmap(l, &mm, retval);
594 if ((u_long)*retval > (u_long)UINT_MAX) {
595 printf("svr4_32_mmap64: retval out of range: 0x%lx",
596 (u_long)*retval);
597 /* Should try to recover and return an error here. */
598 }
599 return (error);
600 }
601
602
603 static int
604 svr4_32_mknod(l, retval, path, mode, dev)
605 struct lwp *l;
606 register_t *retval;
607 const char *path;
608 svr4_32_mode_t mode;
609 svr4_32_dev_t dev;
610 {
611 caddr_t sg = stackgap_init(l->l_proc, 0);
612
613 CHECK_ALT_CREAT(l->l_proc, &sg, path);
614
615 if (S_ISFIFO(mode)) {
616 struct sys_mkfifo_args ap;
617 SCARG(&ap, path) = path;
618 SCARG(&ap, mode) = mode;
619 return sys_mkfifo(l, &ap, retval);
620 } else {
621 struct sys_mknod_args ap;
622 SCARG(&ap, path) = path;
623 SCARG(&ap, mode) = mode;
624 SCARG(&ap, dev) = dev;
625 return sys_mknod(l, &ap, retval);
626 }
627 }
628
629
630 int
631 svr4_32_sys_mknod(l, v, retval)
632 struct lwp *l;
633 void *v;
634 register_t *retval;
635 {
636 struct svr4_32_sys_mknod_args *uap = v;
637 return svr4_32_mknod(l, retval,
638 (caddr_t)(u_long)SCARG(uap, path), SCARG(uap, mode),
639 svr4_32_to_bsd_odev_t(SCARG(uap, dev)));
640 }
641
642
643 int
644 svr4_32_sys_xmknod(l, v, retval)
645 struct lwp *l;
646 void *v;
647 register_t *retval;
648 {
649 struct svr4_32_sys_xmknod_args *uap = v;
650 return svr4_32_mknod(l, retval,
651 (caddr_t)(u_long)SCARG(uap, path), SCARG(uap, mode),
652 svr4_32_to_bsd_dev_t(SCARG(uap, dev)));
653 }
654
655
656 int
657 svr4_32_sys_vhangup(l, v, retval)
658 struct lwp *l;
659 void *v;
660 register_t *retval;
661 {
662 return 0;
663 }
664
665
666 int
667 svr4_32_sys_sysconfig(l, v, retval)
668 struct lwp *l;
669 void *v;
670 register_t *retval;
671 {
672 struct svr4_32_sys_sysconfig_args *uap = v;
673 extern int maxfiles;
674
675 switch (SCARG(uap, name)) {
676 case SVR4_CONFIG_NGROUPS:
677 *retval = NGROUPS_MAX;
678 break;
679 case SVR4_CONFIG_CHILD_MAX:
680 *retval = maxproc;
681 break;
682 case SVR4_CONFIG_OPEN_FILES:
683 *retval = maxfiles;
684 break;
685 case SVR4_CONFIG_POSIX_VER:
686 *retval = 198808;
687 break;
688 case SVR4_CONFIG_PAGESIZE:
689 *retval = PAGE_SIZE;
690 break;
691 case SVR4_CONFIG_CLK_TCK:
692 *retval = 60; /* should this be `hz', ie. 100? */
693 break;
694 case SVR4_CONFIG_XOPEN_VER:
695 *retval = 2; /* XXX: What should that be? */
696 break;
697 case SVR4_CONFIG_PROF_TCK:
698 *retval = 60; /* XXX: What should that be? */
699 break;
700 case SVR4_CONFIG_NPROC_CONF:
701 *retval = 1; /* Only one processor for now */
702 break;
703 case SVR4_CONFIG_NPROC_ONLN:
704 *retval = 1; /* And it better be online */
705 break;
706 case SVR4_CONFIG_AIO_LISTIO_MAX:
707 case SVR4_CONFIG_AIO_MAX:
708 case SVR4_CONFIG_AIO_PRIO_DELTA_MAX:
709 *retval = 0; /* No aio support */
710 break;
711 case SVR4_CONFIG_DELAYTIMER_MAX:
712 *retval = 0; /* No delaytimer support */
713 break;
714 case SVR4_CONFIG_MQ_OPEN_MAX:
715 #ifdef SYSVMSG
716 *retval = msginfo.msgmni;
717 #else
718 *retval = 0;
719 #endif
720 break;
721 case SVR4_CONFIG_MQ_PRIO_MAX:
722 *retval = 0; /* XXX: Don't know */
723 break;
724 case SVR4_CONFIG_RTSIG_MAX:
725 *retval = 0;
726 break;
727 case SVR4_CONFIG_SEM_NSEMS_MAX:
728 #ifdef SYSVSEM
729 *retval = seminfo.semmni;
730 #else
731 *retval = 0;
732 #endif
733 break;
734 case SVR4_CONFIG_SEM_VALUE_MAX:
735 #ifdef SYSVSEM
736 *retval = seminfo.semvmx;
737 #else
738 *retval = 0;
739 #endif
740 break;
741 case SVR4_CONFIG_SIGQUEUE_MAX:
742 *retval = 0; /* XXX: Don't know */
743 break;
744 case SVR4_CONFIG_SIGRT_MIN:
745 case SVR4_CONFIG_SIGRT_MAX:
746 *retval = 0; /* No real time signals */
747 break;
748 case SVR4_CONFIG_TIMER_MAX:
749 *retval = 3; /* XXX: real, virtual, profiling */
750 break;
751 case SVR4_CONFIG_PHYS_PAGES:
752 *retval = uvmexp.free; /* XXX: free instead of total */
753 break;
754 case SVR4_CONFIG_AVPHYS_PAGES:
755 *retval = uvmexp.active; /* XXX: active instead of avg */
756 break;
757 case SVR4_CONFIG_COHERENCY:
758 *retval = 0; /* XXX */
759 break;
760 case SVR4_CONFIG_SPLIT_CACHE:
761 *retval = 0; /* XXX */
762 break;
763 case SVR4_CONFIG_ICACHESZ:
764 *retval = 256; /* XXX */
765 break;
766 case SVR4_CONFIG_DCACHESZ:
767 *retval = 256; /* XXX */
768 break;
769 case SVR4_CONFIG_ICACHELINESZ:
770 *retval = 64; /* XXX */
771 break;
772 case SVR4_CONFIG_DCACHELINESZ:
773 *retval = 64; /* XXX */
774 break;
775 case SVR4_CONFIG_ICACHEBLKSZ:
776 *retval = 64; /* XXX */
777 break;
778 case SVR4_CONFIG_DCACHEBLKSZ:
779 *retval = 64; /* XXX */
780 break;
781 case SVR4_CONFIG_DCACHETBLKSZ:
782 *retval = 64; /* XXX */
783 break;
784 case SVR4_CONFIG_ICACHE_ASSOC:
785 *retval = 1; /* XXX */
786 break;
787 case SVR4_CONFIG_DCACHE_ASSOC:
788 *retval = 1; /* XXX */
789 break;
790 case SVR4_CONFIG_MAXPID:
791 *retval = PID_MAX;
792 break;
793 case SVR4_CONFIG_STACK_PROT:
794 *retval = PROT_READ|PROT_WRITE|PROT_EXEC;
795 break;
796 default:
797 return EINVAL;
798 }
799 return 0;
800 }
801
802
803 /* ARGSUSED */
804 int
805 svr4_32_sys_break(l, v, retval)
806 struct lwp *l;
807 void *v;
808 register_t *retval;
809 {
810 struct svr4_32_sys_break_args *uap = v;
811 struct proc *p = l->l_proc;
812 struct vmspace *vm = p->p_vmspace;
813 vaddr_t new, old;
814 int error;
815
816 old = (vaddr_t) vm->vm_daddr;
817 new = round_page((vaddr_t)SCARG(uap, nsize));
818
819 if (new - old > p->p_rlimit[RLIMIT_DATA].rlim_cur && new > old)
820 return ENOMEM;
821
822 old = round_page(old + ctob(vm->vm_dsize));
823 DPRINTF(("break(2): dsize = %x ctob %x\n",
824 vm->vm_dsize, ctob(vm->vm_dsize)));
825
826 if (new > old) {
827 error = uvm_map(&vm->vm_map, &old, new - old, NULL,
828 UVM_UNKNOWN_OFFSET, 0,
829 UVM_MAPFLAG(UVM_PROT_ALL, UVM_PROT_ALL, UVM_INH_COPY,
830 UVM_ADV_NORMAL,
831 UVM_FLAG_AMAPPAD|UVM_FLAG_FIXED|
832 UVM_FLAG_OVERLAY|UVM_FLAG_COPYONW));
833 if (error) {
834 uprintf("sbrk: grow failed, return = %d\n", error);
835 return error;
836 }
837 vm->vm_dsize += btoc(new - old);
838 } else if (new < old) {
839 uvm_deallocate(&vm->vm_map, new, old - new);
840 vm->vm_dsize -= btoc(old - new);
841 }
842 return 0;
843 }
844
845
846 static __inline clock_t
847 timeval_to_clock_t(tv)
848 struct timeval *tv;
849 {
850 return tv->tv_sec * hz + tv->tv_usec / (1000000 / hz);
851 }
852
853
854 int
855 svr4_32_sys_times(l, v, retval)
856 struct lwp *l;
857 void *v;
858 register_t *retval;
859 {
860 struct svr4_32_sys_times_args *uap = v;
861 struct proc *p = l->l_proc;
862 int error;
863 struct tms tms;
864 struct timeval t;
865 struct rusage *ru;
866 struct rusage r;
867 struct sys_getrusage_args ga;
868
869 caddr_t sg = stackgap_init(p, 0);
870 ru = stackgap_alloc(p, &sg, sizeof(struct rusage));
871
872 SCARG(&ga, who) = RUSAGE_SELF;
873 SCARG(&ga, rusage) = ru;
874
875 error = sys_getrusage(l, &ga, retval);
876 if (error)
877 return error;
878
879 if ((error = copyin(ru, &r, sizeof r)) != 0)
880 return error;
881
882 tms.tms_utime = timeval_to_clock_t(&r.ru_utime);
883 tms.tms_stime = timeval_to_clock_t(&r.ru_stime);
884
885 SCARG(&ga, who) = RUSAGE_CHILDREN;
886 error = sys_getrusage(l, &ga, retval);
887 if (error)
888 return error;
889
890 if ((error = copyin(ru, &r, sizeof r)) != 0)
891 return error;
892
893 tms.tms_cutime = timeval_to_clock_t(&r.ru_utime);
894 tms.tms_cstime = timeval_to_clock_t(&r.ru_stime);
895
896 microtime(&t);
897 *retval = timeval_to_clock_t(&t);
898
899 return copyout(&tms, (caddr_t)(u_long)SCARG(uap, tp), sizeof(tms));
900 }
901
902
903 int
904 svr4_32_sys_ulimit(l, v, retval)
905 struct lwp *l;
906 void *v;
907 register_t *retval;
908 {
909 struct svr4_32_sys_ulimit_args *uap = v;
910 struct proc *p = l->l_proc;
911
912 switch (SCARG(uap, cmd)) {
913 case SVR4_GFILLIM:
914 *retval = p->p_rlimit[RLIMIT_FSIZE].rlim_cur / 512;
915 if (*retval == -1)
916 *retval = 0x7fffffff;
917 return 0;
918
919 case SVR4_SFILLIM:
920 {
921 int error;
922 struct sys_setrlimit_args srl;
923 struct rlimit krl;
924 caddr_t sg = stackgap_init(p, 0);
925 struct rlimit *url = (struct rlimit *)
926 stackgap_alloc(p, &sg, sizeof *url);
927
928 krl.rlim_cur = SCARG(uap, newlimit) * 512;
929 krl.rlim_max = p->p_rlimit[RLIMIT_FSIZE].rlim_max;
930
931 error = copyout(&krl, url, sizeof(*url));
932 if (error)
933 return error;
934
935 SCARG(&srl, which) = RLIMIT_FSIZE;
936 SCARG(&srl, rlp) = url;
937
938 error = sys_setrlimit(l, &srl, retval);
939 if (error)
940 return error;
941
942 *retval = p->p_rlimit[RLIMIT_FSIZE].rlim_cur;
943 if (*retval == -1)
944 *retval = 0x7fffffff;
945 return 0;
946 }
947
948 case SVR4_GMEMLIM:
949 {
950 struct vmspace *vm = p->p_vmspace;
951 register_t r = p->p_rlimit[RLIMIT_DATA].rlim_cur;
952
953 if (r == -1)
954 r = 0x7fffffff;
955 r += (long) vm->vm_daddr;
956 if (r < 0)
957 r = 0x7fffffff;
958 *retval = r;
959 return 0;
960 }
961
962 case SVR4_GDESLIM:
963 *retval = p->p_rlimit[RLIMIT_NOFILE].rlim_cur;
964 if (*retval == -1)
965 *retval = 0x7fffffff;
966 return 0;
967
968 default:
969 return EINVAL;
970 }
971 }
972
973
974 int
975 svr4_32_sys_pgrpsys(l, v, retval)
976 struct lwp *l;
977 void *v;
978 register_t *retval;
979 {
980 struct svr4_32_sys_pgrpsys_args *uap = v;
981 struct proc *p = l->l_proc;
982
983 switch (SCARG(uap, cmd)) {
984 case 1: /* setpgrp() */
985 /*
986 * SVR4 setpgrp() (which takes no arguments) has the
987 * semantics that the session ID is also created anew, so
988 * in almost every sense, setpgrp() is identical to
989 * setsid() for SVR4. (Under BSD, the difference is that
990 * a setpgid(0,0) will not create a new session.)
991 */
992 sys_setsid(l, NULL, retval);
993 /*FALLTHROUGH*/
994
995 case 0: /* getpgrp() */
996 *retval = p->p_pgrp->pg_id;
997 return 0;
998
999 case 2: /* getsid(pid) */
1000 if (SCARG(uap, pid) != 0 &&
1001 (p = svr4_32_pfind(SCARG(uap, pid))) == NULL)
1002 return ESRCH;
1003 /*
1004 * This has already been initialized to the pid of
1005 * the session leader.
1006 */
1007 *retval = (register_t) p->p_session->s_sid;
1008 return 0;
1009
1010 case 3: /* setsid() */
1011 return sys_setsid(l, NULL, retval);
1012
1013 case 4: /* getpgid(pid) */
1014
1015 if (SCARG(uap, pid) != 0 &&
1016 (p = svr4_32_pfind(SCARG(uap, pid))) == NULL)
1017 return ESRCH;
1018
1019 *retval = (int) p->p_pgrp->pg_id;
1020 return 0;
1021
1022 case 5: /* setpgid(pid, pgid); */
1023 {
1024 struct sys_setpgid_args sa;
1025
1026 SCARG(&sa, pid) = SCARG(uap, pid);
1027 SCARG(&sa, pgid) = SCARG(uap, pgid);
1028 return sys_setpgid(l, &sa, retval);
1029 }
1030
1031 default:
1032 return EINVAL;
1033 }
1034 }
1035
1036 struct svr4_32_hrtcntl_args {
1037 syscallarg(int) cmd;
1038 syscallarg(int) fun;
1039 syscallarg(int) clk;
1040 syscallarg(svr4_32_hrt_interval_tp) iv;
1041 syscallarg(svr4_32_hrt_time_tp) ti;
1042 };
1043
1044
1045 static int
1046 svr4_32_hrtcntl(p, uap, retval)
1047 struct proc *p;
1048 struct svr4_32_hrtcntl_args *uap;
1049 register_t *retval;
1050 {
1051 switch (SCARG(uap, fun)) {
1052 case SVR4_HRT_CNTL_RES:
1053 DPRINTF(("htrcntl(RES)\n"));
1054 *retval = SVR4_HRT_USEC;
1055 return 0;
1056
1057 case SVR4_HRT_CNTL_TOFD:
1058 DPRINTF(("htrcntl(TOFD)\n"));
1059 {
1060 struct timeval tv;
1061 svr4_hrt_time_t t;
1062 if (SCARG(uap, clk) != SVR4_HRT_CLK_STD) {
1063 DPRINTF(("clk == %d\n", SCARG(uap, clk)));
1064 return EINVAL;
1065 }
1066 if (SCARG(uap, ti) == 0) {
1067 DPRINTF(("ti NULL\n"));
1068 return EINVAL;
1069 }
1070 microtime(&tv);
1071 t.h_sec = tv.tv_sec;
1072 t.h_rem = tv.tv_usec;
1073 t.h_res = SVR4_HRT_USEC;
1074 return copyout(&t, (caddr_t)(u_long)SCARG(uap, ti),
1075 sizeof(t));
1076 }
1077
1078 case SVR4_HRT_CNTL_START:
1079 DPRINTF(("htrcntl(START)\n"));
1080 return ENOSYS;
1081
1082 case SVR4_HRT_CNTL_GET:
1083 DPRINTF(("htrcntl(GET)\n"));
1084 return ENOSYS;
1085 default:
1086 DPRINTF(("Bad htrcntl command %d\n", SCARG(uap, fun)));
1087 return ENOSYS;
1088 }
1089 }
1090
1091
1092 int
1093 svr4_32_sys_hrtsys(l, v, retval)
1094 struct lwp *l;
1095 void *v;
1096 register_t *retval;
1097 {
1098 struct svr4_32_sys_hrtsys_args *uap = v;
1099
1100 switch (SCARG(uap, cmd)) {
1101 case SVR4_HRT_CNTL:
1102 return svr4_32_hrtcntl(l->l_proc, (struct svr4_32_hrtcntl_args *) uap,
1103 retval);
1104
1105 case SVR4_HRT_ALRM:
1106 DPRINTF(("hrtalarm\n"));
1107 return ENOSYS;
1108
1109 case SVR4_HRT_SLP:
1110 DPRINTF(("hrtsleep\n"));
1111 return ENOSYS;
1112
1113 case SVR4_HRT_CAN:
1114 DPRINTF(("hrtcancel\n"));
1115 return ENOSYS;
1116
1117 default:
1118 DPRINTF(("Bad hrtsys command %d\n", SCARG(uap, cmd)));
1119 return EINVAL;
1120 }
1121 }
1122
1123
1124 static int
1125 svr4_32_setinfo(p, st, si)
1126 struct proc *p;
1127 int st;
1128 svr4_32_siginfo_tp si;
1129 {
1130 svr4_32_siginfo_t *s = (svr4_32_siginfo_t *)(u_long)si;
1131 svr4_32_siginfo_t i;
1132 int sig;
1133
1134 memset(&i, 0, sizeof(i));
1135
1136 i.si_signo = SVR4_SIGCHLD;
1137 i.si_errno = 0; /* XXX? */
1138
1139 if (p) {
1140 i.si_pid = p->p_pid;
1141 if (p->p_stat == SZOMB) {
1142 i.si_stime = p->p_ru->ru_stime.tv_sec;
1143 i.si_utime = p->p_ru->ru_utime.tv_sec;
1144 }
1145 else {
1146 i.si_stime = p->p_stats->p_ru.ru_stime.tv_sec;
1147 i.si_utime = p->p_stats->p_ru.ru_utime.tv_sec;
1148 }
1149 }
1150
1151 if (WIFEXITED(st)) {
1152 i.si_status = WEXITSTATUS(st);
1153 i.si_code = SVR4_CLD_EXITED;
1154 } else if (WIFSTOPPED(st)) {
1155 sig = WSTOPSIG(st);
1156 if (sig >= 0 && sig < NSIG)
1157 i.si_status = native_to_svr4_signo[sig];
1158
1159 if (i.si_status == SVR4_SIGCONT)
1160 i.si_code = SVR4_CLD_CONTINUED;
1161 else
1162 i.si_code = SVR4_CLD_STOPPED;
1163 } else {
1164 sig = WTERMSIG(st);
1165 if (sig >= 0 && sig < NSIG)
1166 i.si_status = native_to_svr4_signo[sig];
1167
1168 if (WCOREDUMP(st))
1169 i.si_code = SVR4_CLD_DUMPED;
1170 else
1171 i.si_code = SVR4_CLD_KILLED;
1172 }
1173
1174 DPRINTF(("siginfo [pid %ld signo %d code %d errno %d status %d]\n",
1175 i.si_pid, i.si_signo, i.si_code, i.si_errno, i.si_status));
1176
1177 return copyout(&i, s, sizeof(i));
1178 }
1179
1180
1181 int
1182 svr4_32_sys_waitsys(l, v, retval)
1183 struct lwp *l;
1184 void *v;
1185 register_t *retval;
1186 {
1187 struct svr4_32_sys_waitsys_args *uap = v;
1188 struct proc *parent = l->l_proc;
1189 int options, error;
1190 struct proc *child;
1191
1192 switch (SCARG(uap, grp)) {
1193 case SVR4_P_PID:
1194 break;
1195
1196 case SVR4_P_PGID:
1197 SCARG(uap, id) = -parent->p_pgid;
1198 break;
1199
1200 case SVR4_P_ALL:
1201 SCARG(uap, id) = WAIT_ANY;
1202 break;
1203
1204 default:
1205 return EINVAL;
1206 }
1207
1208 DPRINTF(("waitsys(%d, %d, %p, %x)\n",
1209 SCARG(uap, grp), SCARG(uap, id),
1210 SCARG(uap, info), SCARG(uap, options)));
1211
1212 /* Translate options */
1213 options = 0;
1214 if (SCARG(uap, options) & SVR4_WNOWAIT)
1215 options |= WNOWAIT;
1216 if (SCARG(uap, options) & SVR4_WNOHANG)
1217 options |= WNOHANG;
1218 if ((SCARG(uap, options) & (SVR4_WEXITED|SVR4_WTRAPPED)) == 0)
1219 options |= WNOZOMBIE;
1220 if (SCARG(uap, options) & (SVR4_WSTOPPED|SVR4_WCONTINUED))
1221 options |= WUNTRACED;
1222
1223 error = find_stopped_child(parent, SCARG(uap, id), options, &child);
1224 if (error != 0)
1225 return error;
1226 *retval = 0;
1227 if (child == NULL)
1228 return svr4_32_setinfo(NULL, 0, SCARG(uap, info));
1229
1230 if (child->p_stat == SZOMB) {
1231 DPRINTF(("found %d\n", child->p_pid));
1232 error = svr4_32_setinfo(child, child->p_xstat, SCARG(uap,info));
1233 if (error)
1234 return error;
1235
1236 if ((SCARG(uap, options) & SVR4_WNOWAIT)) {
1237 DPRINTF(("Don't wait\n"));
1238 return 0;
1239 }
1240
1241 proc_free(child);
1242 return 0;
1243 }
1244
1245 DPRINTF(("jobcontrol %d\n", child->p_pid));
1246 return svr4_32_setinfo(child, W_STOPCODE(child->p_xstat),
1247 SCARG(uap, info));
1248 }
1249
1250
1251 static void
1252 bsd_statvfs_to_svr4_32_statvfs(bfs, sfs)
1253 const struct statvfs *bfs;
1254 struct svr4_32_statvfs *sfs;
1255 {
1256 sfs->f_bsize = bfs->f_iosize; /* XXX */
1257 sfs->f_frsize = bfs->f_bsize;
1258 sfs->f_blocks = bfs->f_blocks;
1259 sfs->f_bfree = bfs->f_bfree;
1260 sfs->f_bavail = bfs->f_bavail;
1261 sfs->f_files = bfs->f_files;
1262 sfs->f_ffree = bfs->f_ffree;
1263 sfs->f_favail = bfs->f_ffree;
1264 sfs->f_fsid = bfs->f_fsidx.__fsid_val[0];
1265 memcpy(sfs->f_basetype, bfs->f_fstypename, sizeof(sfs->f_basetype));
1266 sfs->f_flag = 0;
1267 if (bfs->f_flag & MNT_RDONLY)
1268 sfs->f_flag |= SVR4_ST_RDONLY;
1269 if (bfs->f_flag & MNT_NOSUID)
1270 sfs->f_flag |= SVR4_ST_NOSUID;
1271 sfs->f_namemax = MAXNAMLEN;
1272 memcpy(sfs->f_fstr, bfs->f_fstypename, sizeof(sfs->f_fstr)); /* XXX */
1273 memset(sfs->f_filler, 0, sizeof(sfs->f_filler));
1274 }
1275
1276
1277 static void
1278 bsd_statvfs_to_svr4_32_statvfs64(bfs, sfs)
1279 const struct statvfs *bfs;
1280 struct svr4_32_statvfs64 *sfs;
1281 {
1282 sfs->f_bsize = bfs->f_iosize; /* XXX */
1283 sfs->f_frsize = bfs->f_bsize;
1284 sfs->f_blocks = bfs->f_blocks;
1285 sfs->f_bfree = bfs->f_bfree;
1286 sfs->f_bavail = bfs->f_bavail;
1287 sfs->f_files = bfs->f_files;
1288 sfs->f_ffree = bfs->f_ffree;
1289 sfs->f_favail = bfs->f_ffree;
1290 sfs->f_fsid = bfs->f_fsidx.__fsid_val[0];
1291 memcpy(sfs->f_basetype, bfs->f_fstypename, sizeof(sfs->f_basetype));
1292 sfs->f_flag = 0;
1293 if (bfs->f_flag & MNT_RDONLY)
1294 sfs->f_flag |= SVR4_ST_RDONLY;
1295 if (bfs->f_flag & MNT_NOSUID)
1296 sfs->f_flag |= SVR4_ST_NOSUID;
1297 sfs->f_namemax = MAXNAMLEN;
1298 memcpy(sfs->f_fstr, bfs->f_fstypename, sizeof(sfs->f_fstr)); /* XXX */
1299 memset(sfs->f_filler, 0, sizeof(sfs->f_filler));
1300 }
1301
1302
1303 int
1304 svr4_32_sys_statvfs(l, v, retval)
1305 struct lwp *l;
1306 void *v;
1307 register_t *retval;
1308 {
1309 struct svr4_32_sys_statvfs_args *uap = v;
1310 struct proc *p = l->l_proc;
1311 struct sys_statvfs1_args fs_args;
1312 caddr_t sg = stackgap_init(p, 0);
1313 struct statvfs *fs = stackgap_alloc(p, &sg, sizeof(struct statvfs));
1314 struct statvfs bfs;
1315 struct svr4_32_statvfs sfs;
1316 int error;
1317
1318 SCARG(&fs_args, path) = (caddr_t)(u_long)SCARG(uap, path);
1319 CHECK_ALT_EXIST(p, &sg, SCARG(&fs_args, path));
1320 SCARG(&fs_args, buf) = fs;
1321 SCARG(&fs_args, flags) = ST_WAIT;
1322
1323 if ((error = sys_statvfs1(l, &fs_args, retval)) != 0)
1324 return error;
1325
1326 if ((error = copyin(fs, &bfs, sizeof(bfs))) != 0)
1327 return error;
1328
1329 bsd_statvfs_to_svr4_32_statvfs(&bfs, &sfs);
1330
1331 return copyout(&sfs, (caddr_t)(u_long)SCARG(uap, fs), sizeof(sfs));
1332 }
1333
1334
1335 int
1336 svr4_32_sys_fstatvfs(l, v, retval)
1337 struct lwp *l;
1338 void *v;
1339 register_t *retval;
1340 {
1341 struct svr4_32_sys_fstatvfs_args *uap = v;
1342 struct proc *p = l->l_proc;
1343 struct sys_fstatvfs1_args fs_args;
1344 caddr_t sg = stackgap_init(p, 0);
1345 struct statvfs *fs = stackgap_alloc(p, &sg, sizeof(struct statvfs));
1346 struct statvfs bfs;
1347 struct svr4_32_statvfs sfs;
1348 int error;
1349
1350 SCARG(&fs_args, fd) = SCARG(uap, fd);
1351 SCARG(&fs_args, buf) = fs;
1352 SCARG(&fs_args, flags) = ST_WAIT;
1353
1354 if ((error = sys_fstatvfs1(l, &fs_args, retval)) != 0)
1355 return error;
1356
1357 if ((error = copyin(fs, &bfs, sizeof(bfs))) != 0)
1358 return error;
1359
1360 bsd_statvfs_to_svr4_32_statvfs(&bfs, &sfs);
1361
1362 return copyout(&sfs, (caddr_t)(u_long)SCARG(uap, fs), sizeof(sfs));
1363 }
1364
1365
1366 int
1367 svr4_32_sys_statvfs64(l, v, retval)
1368 struct lwp *l;
1369 void *v;
1370 register_t *retval;
1371 {
1372 struct svr4_32_sys_statvfs64_args *uap = v;
1373 struct sys_statvfs1_args fs_args;
1374 struct proc *p = l->l_proc;
1375 caddr_t sg = stackgap_init(p, 0);
1376 struct statvfs *fs = stackgap_alloc(p, &sg, sizeof(struct statvfs));
1377 struct statvfs bfs;
1378 struct svr4_32_statvfs64 sfs;
1379 int error;
1380
1381 SCARG(&fs_args, path) = (caddr_t)(u_long)SCARG(uap, path);
1382 CHECK_ALT_EXIST(p, &sg, SCARG(&fs_args, path));
1383 SCARG(&fs_args, buf) = fs;
1384 SCARG(&fs_args, flags) = ST_WAIT;
1385
1386 if ((error = sys_statvfs1(l, &fs_args, retval)) != 0)
1387 return error;
1388
1389 if ((error = copyin(fs, &bfs, sizeof(bfs))) != 0)
1390 return error;
1391
1392 bsd_statvfs_to_svr4_32_statvfs64(&bfs, &sfs);
1393
1394 return copyout(&sfs, (caddr_t)(u_long)SCARG(uap, fs), sizeof(sfs));
1395 }
1396
1397
1398 int
1399 svr4_32_sys_fstatvfs64(l, v, retval)
1400 struct lwp *l;
1401 void *v;
1402 register_t *retval;
1403 {
1404 struct svr4_32_sys_fstatvfs64_args *uap = v;
1405 struct proc *p = l->l_proc;
1406 struct sys_fstatvfs1_args fs_args;
1407 caddr_t sg = stackgap_init(p, 0);
1408 struct statvfs *fs = stackgap_alloc(p, &sg, sizeof(struct statvfs));
1409 struct statvfs bfs;
1410 struct svr4_32_statvfs64 sfs;
1411 int error;
1412
1413 SCARG(&fs_args, fd) = SCARG(uap, fd);
1414 SCARG(&fs_args, buf) = fs;
1415 SCARG(&fs_args, flags) = ST_WAIT;
1416
1417 if ((error = sys_fstatvfs1(l, &fs_args, retval)) != 0)
1418 return error;
1419
1420 if ((error = copyin(fs, &bfs, sizeof(bfs))) != 0)
1421 return error;
1422
1423 bsd_statvfs_to_svr4_32_statvfs64(&bfs, &sfs);
1424
1425 return copyout(&sfs, (caddr_t)(u_long)SCARG(uap, fs), sizeof(sfs));
1426 }
1427
1428
1429 int
1430 svr4_32_sys_alarm(l, v, retval)
1431 struct lwp *l;
1432 void *v;
1433 register_t *retval;
1434 {
1435 struct svr4_32_sys_alarm_args *uap = v;
1436 struct proc *p = l->l_proc;
1437 int error;
1438 struct itimerval *ntp, *otp, tp;
1439 struct sys_setitimer_args sa;
1440 caddr_t sg = stackgap_init(p, 0);
1441
1442 ntp = stackgap_alloc(p, &sg, sizeof(struct itimerval));
1443 otp = stackgap_alloc(p, &sg, sizeof(struct itimerval));
1444
1445 timerclear(&tp.it_interval);
1446 tp.it_value.tv_sec = SCARG(uap, sec);
1447 tp.it_value.tv_usec = 0;
1448
1449 if ((error = copyout(&tp, ntp, sizeof(tp))) != 0)
1450 return error;
1451
1452 SCARG(&sa, which) = ITIMER_REAL;
1453 SCARG(&sa, itv) = ntp;
1454 SCARG(&sa, oitv) = otp;
1455
1456 if ((error = sys_setitimer(l, &sa, retval)) != 0)
1457 return error;
1458
1459 if ((error = copyin(otp, &tp, sizeof(tp))) != 0)
1460 return error;
1461
1462 if (tp.it_value.tv_usec)
1463 tp.it_value.tv_sec++;
1464
1465 *retval = (register_t) tp.it_value.tv_sec;
1466
1467 return 0;
1468 }
1469
1470
1471 int
1472 svr4_32_sys_gettimeofday(l, v, retval)
1473 struct lwp *l;
1474 void *v;
1475 register_t *retval;
1476 {
1477 struct svr4_32_sys_gettimeofday_args *uap = v;
1478
1479 if (SCARG(uap, tp)) {
1480 struct timeval atv;
1481
1482 microtime(&atv);
1483 return copyout(&atv, (caddr_t)(u_long)SCARG(uap, tp), sizeof (atv));
1484 }
1485
1486 return 0;
1487 }
1488
1489
1490 int
1491 svr4_32_sys_facl(l, v, retval)
1492 struct lwp *l;
1493 void *v;
1494 register_t *retval;
1495 {
1496 struct svr4_32_sys_facl_args *uap = v;
1497
1498 *retval = 0;
1499
1500 switch (SCARG(uap, cmd)) {
1501 case SVR4_SYS_SETACL:
1502 /* We don't support acls on any filesystem */
1503 return ENOSYS;
1504
1505 case SVR4_SYS_GETACL:
1506 return copyout(retval, &SCARG(uap, num),
1507 sizeof(SCARG(uap, num)));
1508
1509 case SVR4_SYS_GETACLCNT:
1510 return 0;
1511
1512 default:
1513 return EINVAL;
1514 }
1515 }
1516
1517
1518 int
1519 svr4_32_sys_acl(l, v, retval)
1520 struct lwp *l;
1521 void *v;
1522 register_t *retval;
1523 {
1524 return svr4_32_sys_facl(l, v, retval); /* XXX: for now the same */
1525 }
1526
1527
1528 int
1529 svr4_32_sys_auditsys(l, v, retval)
1530 struct lwp *l;
1531 void *v;
1532 register_t *retval;
1533 {
1534 /*
1535 * XXX: Big brother is *not* watching.
1536 */
1537 return 0;
1538 }
1539
1540
1541 int
1542 svr4_32_sys_memcntl(l, v, retval)
1543 struct lwp *l;
1544 void *v;
1545 register_t *retval;
1546 {
1547 struct svr4_32_sys_memcntl_args *uap = v;
1548 switch (SCARG(uap, cmd)) {
1549 case SVR4_MC_SYNC:
1550 {
1551 struct sys___msync13_args msa;
1552
1553 SCARG(&msa, addr) = (void *)(u_long)SCARG(uap, addr);
1554 SCARG(&msa, len) = SCARG(uap, len);
1555 SCARG(&msa, flags) = (int)(u_long)SCARG(uap, arg);
1556
1557 return sys___msync13(l, &msa, retval);
1558 }
1559 case SVR4_MC_ADVISE:
1560 {
1561 struct sys_madvise_args maa;
1562
1563 SCARG(&maa, addr) = (void *)(u_long)SCARG(uap, addr);
1564 SCARG(&maa, len) = SCARG(uap, len);
1565 SCARG(&maa, behav) = (int)(u_long)SCARG(uap, arg);
1566
1567 return sys_madvise(l, &maa, retval);
1568 }
1569 case SVR4_MC_LOCK:
1570 case SVR4_MC_UNLOCK:
1571 case SVR4_MC_LOCKAS:
1572 case SVR4_MC_UNLOCKAS:
1573 return EOPNOTSUPP;
1574 default:
1575 return ENOSYS;
1576 }
1577 }
1578
1579
1580 int
1581 svr4_32_sys_nice(l, v, retval)
1582 struct lwp *l;
1583 void *v;
1584 register_t *retval;
1585 {
1586 struct svr4_32_sys_nice_args *uap = v;
1587 struct sys_setpriority_args ap;
1588 int error;
1589
1590 SCARG(&ap, which) = PRIO_PROCESS;
1591 SCARG(&ap, who) = 0;
1592 SCARG(&ap, prio) = SCARG(uap, prio);
1593
1594 if ((error = sys_setpriority(l, &ap, retval)) != 0)
1595 return error;
1596
1597 if ((error = sys_getpriority(l, &ap, retval)) != 0)
1598 return error;
1599
1600 return 0;
1601 }
1602
1603
1604 int
1605 svr4_32_sys_resolvepath(l, v, retval)
1606 struct lwp *l;
1607 void *v;
1608 register_t *retval;
1609 {
1610 struct svr4_32_sys_resolvepath_args *uap = v;
1611 struct proc *p = l->l_proc;
1612 struct nameidata nd;
1613 int error;
1614 size_t len;
1615
1616 NDINIT(&nd, LOOKUP, NOFOLLOW | SAVENAME, UIO_USERSPACE,
1617 (const char *)(u_long)SCARG(uap, path), p);
1618
1619 if ((error = namei(&nd)) != 0)
1620 return error;
1621
1622 if ((error = copyoutstr(nd.ni_cnd.cn_pnbuf,
1623 (caddr_t)(u_long)SCARG(uap, buf),
1624 SCARG(uap, bufsiz), &len)) != 0)
1625 goto bad;
1626
1627 *retval = len;
1628 bad:
1629 vrele(nd.ni_vp);
1630 PNBUF_PUT(nd.ni_cnd.cn_pnbuf);
1631 return error;
1632 }
Cache object: e6068aa6198ac9e10dd13730385adf19
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