1 | /* $NetBSD: netbsd32_compat_43.c,v 1.54 2016/09/13 07:01:07 martin Exp $ */ |
2 | |
3 | /* |
4 | * Copyright (c) 1998, 2001 Matthew R. Green |
5 | * All rights reserved. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
15 | * |
16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
21 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
23 | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
24 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
25 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
26 | * SUCH DAMAGE. |
27 | */ |
28 | |
29 | #include <sys/cdefs.h> |
30 | __KERNEL_RCSID(0, "$NetBSD: netbsd32_compat_43.c,v 1.54 2016/09/13 07:01:07 martin Exp $" ); |
31 | |
32 | #if defined(_KERNEL_OPT) |
33 | #include "opt_compat_43.h" |
34 | #endif |
35 | |
36 | #include <sys/param.h> |
37 | #include <sys/systm.h> |
38 | #include <sys/fcntl.h> |
39 | #include <sys/filedesc.h> |
40 | #include <sys/mbuf.h> |
41 | #include <sys/mount.h> |
42 | #include <sys/namei.h> |
43 | #include <sys/socket.h> |
44 | #include <sys/proc.h> |
45 | #include <sys/socket.h> |
46 | #include <sys/socketvar.h> |
47 | #include <sys/stat.h> |
48 | #include <sys/syscallargs.h> |
49 | #include <sys/time.h> |
50 | #include <sys/ucred.h> |
51 | #include <sys/vfs_syscalls.h> |
52 | #include <uvm/uvm_extern.h> |
53 | #include <sys/sysctl.h> |
54 | #include <sys/swap.h> |
55 | |
56 | #include <compat/netbsd32/netbsd32.h> |
57 | #include <compat/netbsd32/netbsd32_syscallargs.h> |
58 | |
59 | #include <compat/sys/stat.h> |
60 | #include <compat/sys/signal.h> |
61 | #include <compat/sys/signalvar.h> |
62 | #include <compat/sys/socket.h> |
63 | |
64 | #define SYS_DEF(foo) struct foo##_args; \ |
65 | int foo(struct lwp *, const struct foo##_args *, register_t *) |
66 | |
67 | SYS_DEF(compat_43_netbsd32_sethostid); |
68 | SYS_DEF(compat_43_netbsd32_killpg); |
69 | SYS_DEF(compat_43_netbsd32_sigblock); |
70 | SYS_DEF(compat_43_netbsd32_sigblock); |
71 | SYS_DEF(compat_43_netbsd32_sigsetmask); |
72 | #undef SYS_DEF |
73 | |
74 | static void |
75 | netbsd32_from_stat(const struct stat *sb, struct netbsd32_stat43 *sp32) |
76 | { |
77 | |
78 | sp32->st_dev = sb->st_dev; |
79 | sp32->st_ino = sb->st_ino; |
80 | sp32->st_mode = sb->st_mode; |
81 | sp32->st_nlink = sb->st_nlink; |
82 | sp32->st_uid = sb->st_uid; |
83 | sp32->st_gid = sb->st_gid; |
84 | sp32->st_rdev = sb->st_rdev; |
85 | sp32->st_size = sb->st_size < (quad_t)1 << 32 ? sb->st_size : -2; |
86 | sp32->st_atimespec.tv_sec = sb->st_atimespec.tv_sec; |
87 | sp32->st_atimespec.tv_nsec = sb->st_atimespec.tv_nsec; |
88 | sp32->st_mtimespec.tv_sec = sb->st_mtimespec.tv_sec; |
89 | sp32->st_mtimespec.tv_nsec = sb->st_mtimespec.tv_nsec; |
90 | sp32->st_ctimespec.tv_sec = sb->st_ctimespec.tv_sec; |
91 | sp32->st_ctimespec.tv_nsec = sb->st_ctimespec.tv_nsec; |
92 | sp32->st_blksize = sb->st_blksize; |
93 | sp32->st_blocks = sb->st_blocks; |
94 | sp32->st_flags = sb->st_flags; |
95 | sp32->st_gen = sb->st_gen; |
96 | } |
97 | |
98 | /* file system syscalls */ |
99 | int |
100 | compat_43_netbsd32_ocreat(struct lwp *l, const struct compat_43_netbsd32_ocreat_args *uap, register_t *retval) |
101 | { |
102 | /* { |
103 | syscallarg(const netbsd32_charp) path; |
104 | syscallarg(mode_t) mode; |
105 | } */ |
106 | struct sys_open_args ua; |
107 | |
108 | NETBSD32TOP_UAP(path, const char); |
109 | NETBSD32TO64_UAP(mode); |
110 | SCARG(&ua, flags) = O_WRONLY | O_CREAT | O_TRUNC; |
111 | |
112 | return (sys_open(l, &ua, retval)); |
113 | } |
114 | |
115 | int |
116 | compat_43_netbsd32_olseek(struct lwp *l, const struct compat_43_netbsd32_olseek_args *uap, register_t *retval) |
117 | { |
118 | /* { |
119 | syscallarg(int) fd; |
120 | syscallarg(netbsd32_long) offset; |
121 | syscallarg(int) whence; |
122 | } */ |
123 | struct sys_lseek_args ua; |
124 | |
125 | SCARG(&ua, fd) = SCARG(uap, fd); |
126 | NETBSD32TOX_UAP(offset, long); |
127 | NETBSD32TO64_UAP(whence); |
128 | /* Maybe offsets > 2^32 should generate an error ? */ |
129 | return sys_lseek(l, &ua, retval); |
130 | } |
131 | |
132 | int |
133 | compat_43_netbsd32_stat43(struct lwp *l, const struct compat_43_netbsd32_stat43_args *uap, register_t *retval) |
134 | { |
135 | /* { |
136 | syscallarg(const netbsd32_charp) path; |
137 | syscallarg(netbsd32_stat43p_t) ub; |
138 | } */ |
139 | struct stat sb; |
140 | struct netbsd32_stat43 sb32; |
141 | int error; |
142 | |
143 | error = do_sys_stat(SCARG_P32(uap, path), FOLLOW, &sb); |
144 | if (error == 0) { |
145 | netbsd32_from_stat(&sb, &sb32); |
146 | error = copyout(&sb32, SCARG_P32(uap, ub), sizeof(sb32)); |
147 | } |
148 | return error; |
149 | } |
150 | |
151 | int |
152 | compat_43_netbsd32_lstat43(struct lwp *l, const struct compat_43_netbsd32_lstat43_args *uap, register_t *retval) |
153 | { |
154 | /* { |
155 | syscallarg(const netbsd32_charp) path; |
156 | syscallarg(netbsd32_stat43p_t) ub; |
157 | } */ |
158 | struct stat sb; |
159 | struct netbsd32_stat43 sb32; |
160 | int error; |
161 | |
162 | error = do_sys_stat(SCARG_P32(uap, path), NOFOLLOW, &sb); |
163 | if (error == 0) { |
164 | netbsd32_from_stat(&sb, &sb32); |
165 | error = copyout(&sb32, SCARG_P32(uap, ub), sizeof(sb32)); |
166 | } |
167 | return error; |
168 | } |
169 | |
170 | int |
171 | compat_43_netbsd32_fstat43(struct lwp *l, const struct compat_43_netbsd32_fstat43_args *uap, register_t *retval) |
172 | { |
173 | /* { |
174 | syscallarg(int) fd; |
175 | syscallarg(netbsd32_stat43p_t) sb; |
176 | } */ |
177 | struct stat sb; |
178 | struct netbsd32_stat43 sb32; |
179 | int error; |
180 | |
181 | error = do_sys_fstat(SCARG(uap, fd), &sb); |
182 | if (error == 0) { |
183 | netbsd32_from_stat(&sb, &sb32); |
184 | error = copyout(&sb32, SCARG_P32(uap, sb), sizeof(sb32)); |
185 | } |
186 | return error; |
187 | } |
188 | |
189 | int |
190 | compat_43_netbsd32_otruncate(struct lwp *l, const struct compat_43_netbsd32_otruncate_args *uap, register_t *retval) |
191 | { |
192 | /* { |
193 | syscallarg(const netbsd32_charp) path; |
194 | syscallarg(netbsd32_long) length; |
195 | } */ |
196 | struct sys_truncate_args ua; |
197 | |
198 | NETBSD32TOP_UAP(path, const char); |
199 | NETBSD32TO64_UAP(length); |
200 | return (sys_truncate(l, &ua, retval)); |
201 | } |
202 | |
203 | int |
204 | compat_43_netbsd32_oftruncate(struct lwp *l, const struct compat_43_netbsd32_oftruncate_args *uap, register_t *retval) |
205 | { |
206 | /* { |
207 | syscallarg(int) fd; |
208 | syscallarg(netbsd32_long) length; |
209 | } */ |
210 | struct sys_ftruncate_args ua; |
211 | |
212 | NETBSD32TO64_UAP(fd); |
213 | NETBSD32TO64_UAP(length); |
214 | return (sys_ftruncate(l, &ua, retval)); |
215 | } |
216 | |
217 | int |
218 | compat_43_netbsd32_ogetdirentries(struct lwp *l, const struct compat_43_netbsd32_ogetdirentries_args *uap, register_t *retval) |
219 | { |
220 | /* { |
221 | syscallarg(int) fd; |
222 | syscallarg(netbsd32_charp) buf; |
223 | syscallarg(u_int) count; |
224 | syscallarg(netbsd32_longp) basep; |
225 | } */ |
226 | struct compat_43_sys_getdirentries_args ua; |
227 | |
228 | NETBSD32TO64_UAP(fd); |
229 | NETBSD32TOP_UAP(buf, char); |
230 | NETBSD32TO64_UAP(count); |
231 | NETBSD32TOP_UAP(basep, long); |
232 | return (compat_43_sys_getdirentries(l, &ua, retval)); |
233 | } |
234 | |
235 | /* kernel syscalls */ |
236 | int |
237 | compat_43_netbsd32_ogetkerninfo(struct lwp *l, const struct compat_43_netbsd32_ogetkerninfo_args *uap, register_t *retval) |
238 | { |
239 | /* { |
240 | syscallarg(int) op; |
241 | syscallarg(netbsd32_charp) where; |
242 | syscallarg(netbsd32_intp) size; |
243 | syscallarg(int) arg; |
244 | } */ |
245 | struct compat_43_sys_getkerninfo_args ua; |
246 | |
247 | NETBSD32TO64_UAP(op); |
248 | NETBSD32TOP_UAP(where, char); |
249 | NETBSD32TOP_UAP(size, int); |
250 | NETBSD32TO64_UAP(arg); |
251 | return (compat_43_sys_getkerninfo(l, &ua, retval)); |
252 | } |
253 | |
254 | int |
255 | compat_43_netbsd32_ogethostname(struct lwp *l, const struct compat_43_netbsd32_ogethostname_args *uap, register_t *retval) |
256 | { |
257 | /* { |
258 | syscallarg(netbsd32_charp) hostname; |
259 | syscallarg(u_int) len; |
260 | } */ |
261 | int name[2]; |
262 | size_t sz; |
263 | |
264 | name[0] = CTL_KERN; |
265 | name[1] = KERN_HOSTNAME; |
266 | sz = SCARG(uap, len); |
267 | return (old_sysctl(&name[0], 2, |
268 | SCARG_P32(uap, hostname), &sz, 0, 0, l)); |
269 | } |
270 | |
271 | int |
272 | compat_43_netbsd32_osethostname(struct lwp *l, const struct compat_43_netbsd32_osethostname_args *uap, register_t *retval) |
273 | { |
274 | /* { |
275 | syscallarg(netbsd32_charp) hostname; |
276 | syscallarg(u_int) len; |
277 | } */ |
278 | int name[2]; |
279 | |
280 | name[0] = CTL_KERN; |
281 | name[1] = KERN_HOSTNAME; |
282 | return old_sysctl(&name[0], 2, 0, 0, (char *)SCARG_P32(uap, |
283 | hostname), SCARG(uap, len), l); |
284 | } |
285 | |
286 | int |
287 | compat_43_netbsd32_sethostid(struct lwp *l, const struct compat_43_netbsd32_sethostid_args *uap, register_t *retval) |
288 | { |
289 | /* { |
290 | syscallarg(int32_t) hostid; |
291 | } */ |
292 | struct compat_43_sys_sethostid_args ua; |
293 | |
294 | NETBSD32TO64_UAP(hostid); |
295 | return (compat_43_sys_sethostid(l, &ua, retval)); |
296 | } |
297 | |
298 | int |
299 | compat_43_netbsd32_ogetrlimit(struct lwp *l, const struct compat_43_netbsd32_ogetrlimit_args *uap, register_t *retval) |
300 | { |
301 | /* { |
302 | syscallarg(int) which; |
303 | syscallarg(netbsd32_orlimitp_t) rlp; |
304 | } */ |
305 | struct compat_43_sys_getrlimit_args ua; |
306 | |
307 | NETBSD32TO64_UAP(which); |
308 | NETBSD32TOP_UAP(rlp, struct orlimit); |
309 | return (compat_43_sys_getrlimit(l, &ua, retval)); |
310 | } |
311 | |
312 | int |
313 | compat_43_netbsd32_osetrlimit(struct lwp *l, const struct compat_43_netbsd32_osetrlimit_args *uap, register_t *retval) |
314 | { |
315 | /* { |
316 | syscallarg(int) which; |
317 | syscallarg(netbsd32_orlimitp_t) rlp; |
318 | } */ |
319 | struct compat_43_sys_setrlimit_args ua; |
320 | |
321 | NETBSD32TO64_UAP(which); |
322 | NETBSD32TOP_UAP(rlp, struct orlimit); |
323 | return (compat_43_sys_setrlimit(l, &ua, retval)); |
324 | } |
325 | |
326 | int |
327 | compat_43_netbsd32_killpg(struct lwp *l, const struct compat_43_netbsd32_killpg_args *uap, register_t *retval) |
328 | { |
329 | /* { |
330 | syscallarg(int) pgid; |
331 | syscallarg(int) signum; |
332 | } */ |
333 | struct compat_43_sys_killpg_args ua; |
334 | |
335 | NETBSD32TO64_UAP(pgid); |
336 | NETBSD32TO64_UAP(signum); |
337 | return (compat_43_sys_killpg(l, &ua, retval)); |
338 | } |
339 | |
340 | /* virtual memory syscalls */ |
341 | int |
342 | compat_43_netbsd32_ommap(struct lwp *l, const struct compat_43_netbsd32_ommap_args *uap, register_t *retval) |
343 | { |
344 | /* { |
345 | syscallarg(netbsd32_voidp) addr; |
346 | syscallarg(netbsd32_size_t) len; |
347 | syscallarg(int) prot; |
348 | syscallarg(int) flags; |
349 | syscallarg(int) fd; |
350 | syscallarg(netbsd32_long) pos; |
351 | } */ |
352 | struct compat_43_sys_mmap_args ua; |
353 | |
354 | NETBSD32TOP_UAP(addr, void *); |
355 | NETBSD32TOX_UAP(len, size_t); |
356 | NETBSD32TO64_UAP(prot); |
357 | NETBSD32TO64_UAP(flags); |
358 | NETBSD32TO64_UAP(fd); |
359 | NETBSD32TOX_UAP(pos, long); |
360 | return (compat_43_sys_mmap(l, &ua, retval)); |
361 | } |
362 | |
363 | /* network syscalls */ |
364 | int |
365 | compat_43_netbsd32_oaccept(struct lwp *l, const struct compat_43_netbsd32_oaccept_args *uap, register_t *retval) |
366 | { |
367 | /* { |
368 | syscallarg(int) s; |
369 | syscallarg(netbsd32_voidp) name; |
370 | syscallarg(netbsd32_intp) anamelen; |
371 | } */ |
372 | struct compat_43_sys_accept_args ua; |
373 | |
374 | NETBSD32TOX_UAP(s, int); |
375 | NETBSD32TOP_UAP(name, void *); |
376 | NETBSD32TOP_UAP(anamelen, int); |
377 | return (compat_43_sys_accept(l, &ua, retval)); |
378 | } |
379 | |
380 | int |
381 | compat_43_netbsd32_osend(struct lwp *l, const struct compat_43_netbsd32_osend_args *uap, register_t *retval) |
382 | { |
383 | /* { |
384 | syscallarg(int) s; |
385 | syscallarg(netbsd32_voidp) buf; |
386 | syscallarg(int) len; |
387 | syscallarg(int) flags; |
388 | } */ |
389 | struct compat_43_sys_send_args ua; |
390 | |
391 | NETBSD32TO64_UAP(s); |
392 | NETBSD32TOP_UAP(buf, void *); |
393 | NETBSD32TO64_UAP(len); |
394 | NETBSD32TO64_UAP(flags); |
395 | return (compat_43_sys_send(l, &ua, retval)); |
396 | } |
397 | |
398 | int |
399 | compat_43_netbsd32_orecv(struct lwp *l, const struct compat_43_netbsd32_orecv_args *uap, register_t *retval) |
400 | { |
401 | /* { |
402 | syscallarg(int) s; |
403 | syscallarg(netbsd32_voidp) buf; |
404 | syscallarg(int) len; |
405 | syscallarg(int) flags; |
406 | } */ |
407 | struct compat_43_sys_recv_args ua; |
408 | |
409 | NETBSD32TO64_UAP(s); |
410 | NETBSD32TOP_UAP(buf, void *); |
411 | NETBSD32TO64_UAP(len); |
412 | NETBSD32TO64_UAP(flags); |
413 | return (compat_43_sys_recv(l, &ua, retval)); |
414 | } |
415 | |
416 | /* |
417 | * This is a brutal clone of compat_43_sys_recvmsg(). |
418 | */ |
419 | int |
420 | compat_43_netbsd32_orecvmsg(struct lwp *l, const struct compat_43_netbsd32_orecvmsg_args *uap, register_t *retval) |
421 | { |
422 | /* { |
423 | syscallarg(int) s; |
424 | syscallarg(netbsd32_omsghdrp_t) msg; |
425 | syscallarg(int) flags; |
426 | } */ |
427 | struct netbsd32_omsghdr omsg; |
428 | struct msghdr msg; |
429 | struct mbuf *from, *control; |
430 | struct iovec *iov, aiov[UIO_SMALLIOV]; |
431 | int error; |
432 | |
433 | error = copyin(SCARG_P32(uap, msg), &omsg, sizeof (struct omsghdr)); |
434 | if (error) |
435 | return (error); |
436 | |
437 | if (NETBSD32PTR64(omsg.msg_accrights) == NULL) |
438 | omsg.msg_accrightslen = 0; |
439 | /* it was this way in 4.4BSD */ |
440 | if (omsg.msg_accrightslen > MLEN) |
441 | return EINVAL; |
442 | |
443 | iov = netbsd32_get_iov(NETBSD32PTR64(omsg.msg_iov), omsg.msg_iovlen, |
444 | aiov, __arraycount(aiov)); |
445 | if (iov == NULL) |
446 | return EFAULT; |
447 | |
448 | msg.msg_name = NETBSD32PTR64(omsg.msg_name); |
449 | msg.msg_namelen = omsg.msg_namelen; |
450 | msg.msg_iovlen = omsg.msg_iovlen; |
451 | msg.msg_iov = iov; |
452 | msg.msg_flags = SCARG(uap, flags) & MSG_USERFLAGS; |
453 | |
454 | error = do_sys_recvmsg(l, SCARG(uap, s), &msg, NULL, 0, &from, |
455 | NETBSD32PTR64(omsg.msg_accrights) != NULL ? &control : NULL, |
456 | retval); |
457 | if (error != 0) |
458 | goto out; |
459 | |
460 | /* |
461 | * If there is any control information and it's SCM_RIGHTS, |
462 | * pass it back to the program. |
463 | * XXX: maybe there can be more than one chunk of control data? |
464 | */ |
465 | if (NETBSD32PTR64(omsg.msg_accrights) != NULL && control != NULL) { |
466 | struct cmsghdr *cmsg = mtod(control, void *); |
467 | |
468 | if (cmsg->cmsg_level == SOL_SOCKET |
469 | && cmsg->cmsg_type == SCM_RIGHTS |
470 | && cmsg->cmsg_len < omsg.msg_accrightslen |
471 | && copyout(CMSG_DATA(cmsg), |
472 | NETBSD32PTR64(omsg.msg_accrights), |
473 | cmsg->cmsg_len) == 0) { |
474 | omsg.msg_accrightslen = cmsg->cmsg_len; |
475 | free_control_mbuf(l, control, control->m_next); |
476 | } else { |
477 | omsg.msg_accrightslen = 0; |
478 | free_control_mbuf(l, control, control); |
479 | } |
480 | } else |
481 | omsg.msg_accrightslen = 0; |
482 | |
483 | if (from != NULL) |
484 | /* convert from sockaddr sa_family to osockaddr one here */ |
485 | mtod(from, struct osockaddr *)->sa_family = |
486 | mtod(from, struct sockaddr *)->sa_family; |
487 | |
488 | error = copyout_sockname(NETBSD32PTR64(omsg.msg_name), |
489 | &omsg.msg_namelen, 0, from); |
490 | if (from != NULL) |
491 | m_free(from); |
492 | |
493 | if (error != 0) |
494 | error = copyout(&omsg, SCARG_P32(uap, msg), sizeof(omsg)); |
495 | out: |
496 | if (iov != aiov) { |
497 | kmem_free(iov, omsg.msg_iovlen * sizeof(*iov)); |
498 | } |
499 | return error; |
500 | } |
501 | |
502 | int |
503 | compat_43_netbsd32_osendmsg(struct lwp *l, const struct compat_43_netbsd32_osendmsg_args *uap, register_t *retval) |
504 | { |
505 | /* { |
506 | syscallarg(int) s; |
507 | syscallarg(netbsd32_voidp) msg; |
508 | syscallarg(int) flags; |
509 | } */ |
510 | struct iovec *iov, aiov[UIO_SMALLIOV]; |
511 | struct netbsd32_omsghdr omsg; |
512 | struct msghdr msg; |
513 | struct mbuf *nam; |
514 | struct osockaddr *osa; |
515 | struct sockaddr *sa; |
516 | int error; |
517 | |
518 | error = copyin(SCARG_P32(uap, msg), &omsg, sizeof (struct omsghdr)); |
519 | if (error != 0) |
520 | return (error); |
521 | |
522 | iov = netbsd32_get_iov(NETBSD32PTR64(omsg.msg_iov), omsg.msg_iovlen, |
523 | aiov, __arraycount(aiov)); |
524 | if (iov == NULL) |
525 | return EFAULT; |
526 | |
527 | msg.msg_iovlen = omsg.msg_iovlen; |
528 | msg.msg_iov = iov; |
529 | msg.msg_flags = MSG_NAMEMBUF; |
530 | |
531 | error = sockargs(&nam, NETBSD32PTR64(omsg.msg_name), omsg.msg_namelen, |
532 | MT_SONAME); |
533 | if (error != 0) |
534 | goto out; |
535 | |
536 | sa = mtod(nam, void *); |
537 | osa = mtod(nam, void *); |
538 | sa->sa_family = osa->sa_family; |
539 | sa->sa_len = omsg.msg_namelen; |
540 | |
541 | msg.msg_name = nam; |
542 | msg.msg_namelen = omsg.msg_namelen; |
543 | error = compat43_set_accrights(&msg, NETBSD32PTR64(omsg.msg_accrights), |
544 | omsg.msg_accrightslen); |
545 | if (error != 0) { |
546 | m_free(nam); |
547 | goto out; |
548 | } |
549 | |
550 | error = do_sys_sendmsg(l, SCARG(uap, s), &msg, SCARG(uap, flags), |
551 | &omsg, sizeof(omsg), retval); |
552 | |
553 | out: |
554 | if (iov != aiov) |
555 | kmem_free(iov, omsg.msg_iovlen * sizeof(*iov)); |
556 | return (error); |
557 | } |
558 | |
559 | int |
560 | compat_43_netbsd32_orecvfrom(struct lwp *l, const struct compat_43_netbsd32_orecvfrom_args *uap, register_t *retval) |
561 | { |
562 | /* { |
563 | syscallarg(int) s; |
564 | syscallarg(netbsd32_voidp) buf; |
565 | syscallarg(netbsd32_size_t) len; |
566 | syscallarg(int) flags; |
567 | syscallarg(netbsd32_voidp) from; |
568 | syscallarg(netbsd32_intp) fromlenaddr; |
569 | } */ |
570 | struct compat_43_sys_recvfrom_args ua; |
571 | |
572 | NETBSD32TO64_UAP(s); |
573 | NETBSD32TOP_UAP(buf, void *); |
574 | NETBSD32TOX_UAP(len, size_t); |
575 | NETBSD32TO64_UAP(flags); |
576 | NETBSD32TOP_UAP(from, void *); |
577 | NETBSD32TOP_UAP(fromlenaddr, int); |
578 | return (compat_43_sys_recvfrom(l, &ua, retval)); |
579 | } |
580 | |
581 | int |
582 | compat_43_netbsd32_ogetsockname(struct lwp *l, const struct compat_43_netbsd32_ogetsockname_args *uap, register_t *retval) |
583 | { |
584 | /* { |
585 | syscallarg(int) fdec; |
586 | syscallarg(netbsd32_voidp) asa; |
587 | syscallarg(netbsd32_intp) alen; |
588 | } */ |
589 | struct compat_43_sys_getsockname_args ua; |
590 | |
591 | NETBSD32TO64_UAP(fdec); |
592 | NETBSD32TOP_UAP(asa, void *); |
593 | NETBSD32TOP_UAP(alen, int *); |
594 | return (compat_43_sys_getsockname(l, &ua, retval)); |
595 | } |
596 | |
597 | int |
598 | compat_43_netbsd32_ogetpeername(struct lwp *l, const struct compat_43_netbsd32_ogetpeername_args *uap, register_t *retval) |
599 | { |
600 | /* { |
601 | syscallarg(int) fdes; |
602 | syscallarg(netbsd32_voidp) asa; |
603 | syscallarg(netbsd32_intp) alen; |
604 | } */ |
605 | struct compat_43_sys_getpeername_args ua; |
606 | |
607 | NETBSD32TO64_UAP(fdes); |
608 | NETBSD32TOP_UAP(asa, void *); |
609 | NETBSD32TOP_UAP(alen, int *); |
610 | return (compat_43_sys_getpeername(l, &ua, retval)); |
611 | } |
612 | |
613 | /* signal syscalls */ |
614 | int |
615 | compat_43_netbsd32_osigvec(struct lwp *l, const struct compat_43_netbsd32_osigvec_args *uap, register_t *retval) |
616 | { |
617 | /* { |
618 | syscallarg(int) signum; |
619 | syscallarg(netbsd32_sigvecp_t) nsv; |
620 | syscallarg(netbsd32_sigvecp_t) osv; |
621 | } */ |
622 | struct netbsd32_sigvec sv32; |
623 | struct sigaction nsa, osa; |
624 | int error; |
625 | |
626 | if (SCARG(uap, signum) >= 32) |
627 | return EINVAL; |
628 | |
629 | if (SCARG_P32(uap, nsv)) { |
630 | error = copyin(SCARG_P32(uap, nsv), &sv32, sizeof(sv32)); |
631 | if (error) |
632 | return error; |
633 | nsa.sa_handler = NETBSD32PTR64(sv32.sv_handler); |
634 | nsa.sa_mask.__bits[0] = sv32.sv_mask; |
635 | nsa.sa_mask.__bits[1] = 0; |
636 | nsa.sa_mask.__bits[2] = 0; |
637 | nsa.sa_mask.__bits[3] = 0; |
638 | nsa.sa_flags = sv32.sv_flags ^ SA_RESTART; |
639 | error = sigaction1(l, SCARG(uap, signum), &nsa, &osa, NULL, 0); |
640 | } else |
641 | error = sigaction1(l, SCARG(uap, signum), NULL, &osa, NULL, 0); |
642 | if (error) |
643 | return error; |
644 | |
645 | if (SCARG_P32(uap, osv)) { |
646 | NETBSD32PTR32(sv32.sv_handler, osa.sa_handler); |
647 | sv32.sv_mask = osa.sa_mask.__bits[0]; |
648 | sv32.sv_flags = osa.sa_flags ^ SA_RESTART; |
649 | error = copyout(&sv32, SCARG_P32(uap, osv), sizeof(sv32)); |
650 | } |
651 | |
652 | return error; |
653 | } |
654 | |
655 | int |
656 | compat_43_netbsd32_sigblock(struct lwp *l, const struct compat_43_netbsd32_sigblock_args *uap, register_t *retval) |
657 | { |
658 | /* { |
659 | syscallarg(int) mask; |
660 | } */ |
661 | struct compat_43_sys_sigblock_args ua; |
662 | |
663 | NETBSD32TO64_UAP(mask); |
664 | return (compat_43_sys_sigblock(l, &ua, retval)); |
665 | } |
666 | |
667 | int |
668 | compat_43_netbsd32_sigsetmask(struct lwp *l, const struct compat_43_netbsd32_sigsetmask_args *uap, register_t *retval) |
669 | { |
670 | /* { |
671 | syscallarg(int) mask; |
672 | } */ |
673 | struct compat_43_sys_sigsetmask_args ua; |
674 | |
675 | NETBSD32TO64_UAP(mask); |
676 | return (compat_43_sys_sigsetmask(l, &ua, retval)); |
677 | } |
678 | |
679 | int |
680 | compat_43_netbsd32_osigstack(struct lwp *l, const struct compat_43_netbsd32_osigstack_args *uap, register_t *retval) |
681 | { |
682 | /* { |
683 | syscallarg(netbsd32_sigstackp_t) nss; |
684 | syscallarg(netbsd32_sigstackp_t) oss; |
685 | } */ |
686 | struct netbsd32_sigstack ss32; |
687 | struct sigaltstack nsa, osa; |
688 | int error; |
689 | |
690 | if (SCARG_P32(uap, nss)) { |
691 | error = copyin(SCARG_P32(uap, nss), &ss32, sizeof(ss32)); |
692 | if (error) |
693 | return error; |
694 | nsa.ss_sp = NETBSD32PTR64(ss32.ss_sp); |
695 | nsa.ss_size = SIGSTKSZ; /* Use the recommended size */ |
696 | nsa.ss_flags = ss32.ss_onstack ? SS_ONSTACK : 0; |
697 | error = sigaltstack1(l, &nsa, &osa); |
698 | } else |
699 | error = sigaltstack1(l, NULL, &osa); |
700 | if (error) |
701 | return error; |
702 | |
703 | if (SCARG_P32(uap, oss)) { |
704 | NETBSD32PTR32(ss32.ss_sp, osa.ss_sp); |
705 | ss32.ss_onstack = (osa.ss_flags & SS_ONSTACK) != 0; |
706 | error = copyout(&ss32, SCARG_P32(uap, oss), sizeof(ss32)); |
707 | } |
708 | |
709 | return error; |
710 | } |
711 | |