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Commit | Line | Data |
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66eed099 WL |
1 | /* |
2 | * BSD syscalls | |
3 | * | |
4 | * Copyright (c) 2003-2008 Fabrice Bellard | |
5 | * Copyright (c) 2013-2014 Stacey D. Son | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, see <http://www.gnu.org/licenses/>. | |
19 | */ | |
66eed099 WL |
20 | #include "qemu/osdep.h" |
21 | #include "qemu/cutils.h" | |
22 | #include "qemu/path.h" | |
23 | #include <sys/syscall.h> | |
79cfae0c | 24 | #include <sys/cdefs.h> |
66eed099 | 25 | #include <sys/param.h> |
af2ae2e8 | 26 | #include <sys/mount.h> |
66eed099 WL |
27 | #include <sys/sysctl.h> |
28 | #include <utime.h> | |
29 | ||
c566080c AB |
30 | #include "include/gdbstub/syscalls.h" |
31 | ||
66eed099 | 32 | #include "qemu.h" |
66eed099 WL |
33 | #include "signal-common.h" |
34 | #include "user/syscall-trace.h" | |
35 | ||
c5c84d16 | 36 | #include "bsd-file.h" |
9554d330 | 37 | #include "bsd-proc.h" |
c5c84d16 | 38 | |
80da1b00 | 39 | /* I/O */ |
77d3522b WL |
40 | safe_syscall3(int, open, const char *, path, int, flags, mode_t, mode); |
41 | safe_syscall4(int, openat, int, fd, const char *, path, int, flags, mode_t, | |
42 | mode); | |
43 | ||
80da1b00 WL |
44 | safe_syscall3(ssize_t, read, int, fd, void *, buf, size_t, nbytes); |
45 | safe_syscall4(ssize_t, pread, int, fd, void *, buf, size_t, nbytes, off_t, | |
46 | offset); | |
47 | safe_syscall3(ssize_t, readv, int, fd, const struct iovec *, iov, int, iovcnt); | |
48 | safe_syscall4(ssize_t, preadv, int, fd, const struct iovec *, iov, int, iovcnt, | |
49 | off_t, offset); | |
50 | ||
770d8aba WL |
51 | safe_syscall3(ssize_t, write, int, fd, void *, buf, size_t, nbytes); |
52 | safe_syscall4(ssize_t, pwrite, int, fd, void *, buf, size_t, nbytes, off_t, | |
53 | offset); | |
54 | safe_syscall3(ssize_t, writev, int, fd, const struct iovec *, iov, int, iovcnt); | |
55 | safe_syscall4(ssize_t, pwritev, int, fd, const struct iovec *, iov, int, iovcnt, | |
56 | off_t, offset); | |
57 | ||
66eed099 WL |
58 | void target_set_brk(abi_ulong new_brk) |
59 | { | |
60 | } | |
61 | ||
deeff83b WL |
62 | /* |
63 | * errno conversion. | |
64 | */ | |
65 | abi_long get_errno(abi_long ret) | |
66eed099 | 66 | { |
deeff83b WL |
67 | if (ret == -1) { |
68 | return -host_to_target_errno(errno); | |
69 | } else { | |
70 | return ret; | |
71 | } | |
72 | } | |
66eed099 | 73 | |
deeff83b WL |
74 | int host_to_target_errno(int err) |
75 | { | |
76 | /* | |
77 | * All the BSDs have the property that the error numbers are uniform across | |
78 | * all architectures for a given BSD, though they may vary between different | |
79 | * BSDs. | |
80 | */ | |
81 | return err; | |
82 | } | |
83 | ||
84 | bool is_error(abi_long ret) | |
85 | { | |
66eed099 WL |
86 | return (abi_ulong)ret >= (abi_ulong)(-4096); |
87 | } | |
88 | ||
1ed771b2 WL |
89 | /* |
90 | * Unlocks a iovec. Unlike unlock_iovec, it assumes the tvec array itself is | |
91 | * already locked from target_addr. It will be unlocked as well as all the iovec | |
92 | * elements. | |
93 | */ | |
94 | static void helper_unlock_iovec(struct target_iovec *target_vec, | |
95 | abi_ulong target_addr, struct iovec *vec, | |
96 | int count, int copy) | |
97 | { | |
98 | for (int i = 0; i < count; i++) { | |
99 | abi_ulong base = tswapal(target_vec[i].iov_base); | |
100 | ||
101 | if (vec[i].iov_base) { | |
102 | unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0); | |
103 | } | |
104 | } | |
105 | unlock_user(target_vec, target_addr, 0); | |
106 | } | |
107 | ||
108 | struct iovec *lock_iovec(int type, abi_ulong target_addr, | |
109 | int count, int copy) | |
110 | { | |
111 | struct target_iovec *target_vec; | |
112 | struct iovec *vec; | |
113 | abi_ulong total_len, max_len; | |
114 | int i; | |
115 | int err = 0; | |
116 | ||
117 | if (count == 0) { | |
118 | errno = 0; | |
119 | return NULL; | |
120 | } | |
121 | if (count < 0 || count > IOV_MAX) { | |
122 | errno = EINVAL; | |
123 | return NULL; | |
124 | } | |
125 | ||
126 | vec = g_try_new0(struct iovec, count); | |
127 | if (vec == NULL) { | |
128 | errno = ENOMEM; | |
129 | return NULL; | |
130 | } | |
131 | ||
132 | target_vec = lock_user(VERIFY_READ, target_addr, | |
133 | count * sizeof(struct target_iovec), 1); | |
134 | if (target_vec == NULL) { | |
135 | err = EFAULT; | |
136 | goto fail2; | |
137 | } | |
138 | ||
139 | max_len = 0x7fffffff & MIN(TARGET_PAGE_MASK, PAGE_MASK); | |
140 | total_len = 0; | |
141 | ||
142 | for (i = 0; i < count; i++) { | |
143 | abi_ulong base = tswapal(target_vec[i].iov_base); | |
144 | abi_long len = tswapal(target_vec[i].iov_len); | |
145 | ||
146 | if (len < 0) { | |
147 | err = EINVAL; | |
148 | goto fail; | |
149 | } else if (len == 0) { | |
150 | /* Zero length pointer is ignored. */ | |
151 | vec[i].iov_base = 0; | |
152 | } else { | |
153 | vec[i].iov_base = lock_user(type, base, len, copy); | |
154 | /* | |
155 | * If the first buffer pointer is bad, this is a fault. But | |
156 | * subsequent bad buffers will result in a partial write; this is | |
157 | * realized by filling the vector with null pointers and zero | |
158 | * lengths. | |
159 | */ | |
160 | if (!vec[i].iov_base) { | |
161 | if (i == 0) { | |
162 | err = EFAULT; | |
163 | goto fail; | |
164 | } else { | |
165 | /* | |
166 | * Fail all the subsequent addresses, they are already | |
167 | * zero'd. | |
168 | */ | |
169 | goto out; | |
170 | } | |
171 | } | |
172 | if (len > max_len - total_len) { | |
173 | len = max_len - total_len; | |
174 | } | |
175 | } | |
176 | vec[i].iov_len = len; | |
177 | total_len += len; | |
178 | } | |
179 | out: | |
180 | unlock_user(target_vec, target_addr, 0); | |
181 | return vec; | |
182 | ||
183 | fail: | |
184 | helper_unlock_iovec(target_vec, target_addr, vec, i, copy); | |
185 | fail2: | |
186 | g_free(vec); | |
187 | errno = err; | |
188 | return NULL; | |
189 | } | |
190 | ||
883808d8 WL |
191 | void unlock_iovec(struct iovec *vec, abi_ulong target_addr, |
192 | int count, int copy) | |
193 | { | |
194 | struct target_iovec *target_vec; | |
195 | ||
196 | target_vec = lock_user(VERIFY_READ, target_addr, | |
197 | count * sizeof(struct target_iovec), 1); | |
198 | if (target_vec) { | |
199 | helper_unlock_iovec(target_vec, target_addr, vec, count, copy); | |
200 | } | |
201 | ||
202 | g_free(vec); | |
203 | } | |
204 | ||
66eed099 | 205 | /* |
db697887 WL |
206 | * All errnos that freebsd_syscall() returns must be -TARGET_<errcode>. |
207 | */ | |
208 | static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1, | |
209 | abi_long arg2, abi_long arg3, abi_long arg4, | |
210 | abi_long arg5, abi_long arg6, abi_long arg7, | |
211 | abi_long arg8) | |
212 | { | |
213 | abi_long ret; | |
214 | ||
215 | switch (num) { | |
9554d330 WL |
216 | /* |
217 | * process system calls | |
218 | */ | |
219 | case TARGET_FREEBSD_NR_exit: /* exit(2) */ | |
220 | ret = do_bsd_exit(cpu_env, arg1); | |
221 | break; | |
80da1b00 WL |
222 | |
223 | /* | |
224 | * File system calls. | |
225 | */ | |
226 | case TARGET_FREEBSD_NR_read: /* read(2) */ | |
227 | ret = do_bsd_read(arg1, arg2, arg3); | |
228 | break; | |
229 | ||
230 | case TARGET_FREEBSD_NR_pread: /* pread(2) */ | |
231 | ret = do_bsd_pread(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
232 | break; | |
233 | ||
234 | case TARGET_FREEBSD_NR_readv: /* readv(2) */ | |
235 | ret = do_bsd_readv(arg1, arg2, arg3); | |
236 | break; | |
237 | ||
238 | case TARGET_FREEBSD_NR_preadv: /* preadv(2) */ | |
239 | ret = do_bsd_preadv(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
770d8aba WL |
240 | |
241 | case TARGET_FREEBSD_NR_write: /* write(2) */ | |
242 | ret = do_bsd_write(arg1, arg2, arg3); | |
243 | break; | |
244 | ||
245 | case TARGET_FREEBSD_NR_pwrite: /* pwrite(2) */ | |
246 | ret = do_bsd_pwrite(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
247 | break; | |
248 | ||
249 | case TARGET_FREEBSD_NR_writev: /* writev(2) */ | |
250 | ret = do_bsd_writev(arg1, arg2, arg3); | |
251 | break; | |
252 | ||
253 | case TARGET_FREEBSD_NR_pwritev: /* pwritev(2) */ | |
254 | ret = do_bsd_pwritev(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
80da1b00 WL |
255 | break; |
256 | ||
77d3522b WL |
257 | case TARGET_FREEBSD_NR_open: /* open(2) */ |
258 | ret = do_bsd_open(arg1, arg2, arg3); | |
259 | break; | |
260 | ||
261 | case TARGET_FREEBSD_NR_openat: /* openat(2) */ | |
262 | ret = do_bsd_openat(arg1, arg2, arg3, arg4); | |
263 | break; | |
264 | ||
265 | case TARGET_FREEBSD_NR_close: /* close(2) */ | |
266 | ret = do_bsd_close(arg1); | |
267 | break; | |
268 | ||
a2ba6c7b WL |
269 | case TARGET_FREEBSD_NR_fdatasync: /* fdatasync(2) */ |
270 | ret = do_bsd_fdatasync(arg1); | |
271 | break; | |
272 | ||
273 | case TARGET_FREEBSD_NR_fsync: /* fsync(2) */ | |
274 | ret = do_bsd_fsync(arg1); | |
275 | break; | |
276 | ||
277 | case TARGET_FREEBSD_NR_freebsd12_closefrom: /* closefrom(2) */ | |
278 | ret = do_bsd_closefrom(arg1); | |
279 | break; | |
280 | ||
65c6c4c8 WL |
281 | case TARGET_FREEBSD_NR_revoke: /* revoke(2) */ |
282 | ret = do_bsd_revoke(arg1); | |
283 | break; | |
284 | ||
285 | case TARGET_FREEBSD_NR_access: /* access(2) */ | |
286 | ret = do_bsd_access(arg1, arg2); | |
287 | break; | |
288 | ||
289 | case TARGET_FREEBSD_NR_eaccess: /* eaccess(2) */ | |
290 | ret = do_bsd_eaccess(arg1, arg2); | |
291 | break; | |
292 | ||
293 | case TARGET_FREEBSD_NR_faccessat: /* faccessat(2) */ | |
294 | ret = do_bsd_faccessat(arg1, arg2, arg3, arg4); | |
295 | break; | |
296 | ||
390f547e WL |
297 | case TARGET_FREEBSD_NR_chdir: /* chdir(2) */ |
298 | ret = do_bsd_chdir(arg1); | |
299 | break; | |
300 | ||
301 | case TARGET_FREEBSD_NR_fchdir: /* fchdir(2) */ | |
302 | ret = do_bsd_fchdir(arg1); | |
303 | break; | |
304 | ||
ab5fd2d9 WL |
305 | case TARGET_FREEBSD_NR_rename: /* rename(2) */ |
306 | ret = do_bsd_rename(arg1, arg2); | |
307 | break; | |
308 | ||
309 | case TARGET_FREEBSD_NR_renameat: /* renameat(2) */ | |
310 | ret = do_bsd_renameat(arg1, arg2, arg3, arg4); | |
311 | break; | |
312 | ||
2d3b7e01 WL |
313 | case TARGET_FREEBSD_NR_link: /* link(2) */ |
314 | ret = do_bsd_link(arg1, arg2); | |
315 | break; | |
316 | ||
317 | case TARGET_FREEBSD_NR_linkat: /* linkat(2) */ | |
318 | ret = do_bsd_linkat(arg1, arg2, arg3, arg4, arg5); | |
319 | break; | |
320 | ||
321 | case TARGET_FREEBSD_NR_unlink: /* unlink(2) */ | |
322 | ret = do_bsd_unlink(arg1); | |
323 | break; | |
324 | ||
325 | case TARGET_FREEBSD_NR_unlinkat: /* unlinkat(2) */ | |
326 | ret = do_bsd_unlinkat(arg1, arg2, arg3); | |
327 | break; | |
328 | ||
1ffbd5e7 WL |
329 | case TARGET_FREEBSD_NR_mkdir: /* mkdir(2) */ |
330 | ret = do_bsd_mkdir(arg1, arg2); | |
331 | break; | |
332 | ||
333 | case TARGET_FREEBSD_NR_mkdirat: /* mkdirat(2) */ | |
334 | ret = do_bsd_mkdirat(arg1, arg2, arg3); | |
335 | break; | |
336 | ||
6af8f76a WL |
337 | case TARGET_FREEBSD_NR_rmdir: /* rmdir(2) (XXX no rmdirat()?) */ |
338 | ret = do_bsd_rmdir(arg1); | |
339 | break; | |
340 | ||
341 | case TARGET_FREEBSD_NR___getcwd: /* undocumented __getcwd() */ | |
342 | ret = do_bsd___getcwd(arg1, arg2); | |
343 | break; | |
344 | ||
a15699ac WL |
345 | case TARGET_FREEBSD_NR_dup: /* dup(2) */ |
346 | ret = do_bsd_dup(arg1); | |
347 | break; | |
348 | ||
349 | case TARGET_FREEBSD_NR_dup2: /* dup2(2) */ | |
350 | ret = do_bsd_dup2(arg1, arg2); | |
351 | break; | |
352 | ||
4b795b14 WL |
353 | case TARGET_FREEBSD_NR_truncate: /* truncate(2) */ |
354 | ret = do_bsd_truncate(cpu_env, arg1, arg2, arg3, arg4); | |
355 | break; | |
356 | ||
357 | case TARGET_FREEBSD_NR_ftruncate: /* ftruncate(2) */ | |
358 | ret = do_bsd_ftruncate(cpu_env, arg1, arg2, arg3, arg4); | |
359 | break; | |
360 | ||
d35020ed WL |
361 | case TARGET_FREEBSD_NR_acct: /* acct(2) */ |
362 | ret = do_bsd_acct(arg1); | |
363 | break; | |
364 | ||
365 | case TARGET_FREEBSD_NR_sync: /* sync(2) */ | |
366 | ret = do_bsd_sync(); | |
367 | break; | |
368 | ||
af2ae2e8 WL |
369 | case TARGET_FREEBSD_NR_mount: /* mount(2) */ |
370 | ret = do_bsd_mount(arg1, arg2, arg3, arg4); | |
371 | break; | |
372 | ||
373 | case TARGET_FREEBSD_NR_unmount: /* unmount(2) */ | |
374 | ret = do_bsd_unmount(arg1, arg2); | |
375 | break; | |
376 | ||
377 | case TARGET_FREEBSD_NR_nmount: /* nmount(2) */ | |
378 | ret = do_bsd_nmount(arg1, arg2, arg3); | |
379 | break; | |
380 | ||
c7b62b4a WL |
381 | case TARGET_FREEBSD_NR_symlink: /* symlink(2) */ |
382 | ret = do_bsd_symlink(arg1, arg2); | |
383 | break; | |
384 | ||
385 | case TARGET_FREEBSD_NR_symlinkat: /* symlinkat(2) */ | |
386 | ret = do_bsd_symlinkat(arg1, arg2, arg3); | |
387 | break; | |
388 | ||
389 | case TARGET_FREEBSD_NR_readlink: /* readlink(2) */ | |
390 | ret = do_bsd_readlink(cpu_env, arg1, arg2, arg3); | |
391 | break; | |
392 | ||
393 | case TARGET_FREEBSD_NR_readlinkat: /* readlinkat(2) */ | |
394 | ret = do_bsd_readlinkat(arg1, arg2, arg3, arg4); | |
395 | break; | |
396 | ||
0db0db8f WL |
397 | case TARGET_FREEBSD_NR_chmod: /* chmod(2) */ |
398 | ret = do_bsd_chmod(arg1, arg2); | |
399 | break; | |
400 | ||
401 | case TARGET_FREEBSD_NR_fchmod: /* fchmod(2) */ | |
402 | ret = do_bsd_fchmod(arg1, arg2); | |
403 | break; | |
404 | ||
405 | case TARGET_FREEBSD_NR_lchmod: /* lchmod(2) */ | |
406 | ret = do_bsd_lchmod(arg1, arg2); | |
407 | break; | |
408 | ||
409 | case TARGET_FREEBSD_NR_fchmodat: /* fchmodat(2) */ | |
410 | ret = do_bsd_fchmodat(arg1, arg2, arg3, arg4); | |
411 | break; | |
412 | ||
79cfae0c WL |
413 | case TARGET_FREEBSD_NR_freebsd11_mknod: /* mknod(2) */ |
414 | ret = do_bsd_freebsd11_mknod(arg1, arg2, arg3); | |
415 | break; | |
416 | ||
417 | case TARGET_FREEBSD_NR_freebsd11_mknodat: /* mknodat(2) */ | |
418 | ret = do_bsd_freebsd11_mknodat(arg1, arg2, arg3, arg4); | |
419 | break; | |
420 | ||
421 | case TARGET_FREEBSD_NR_mknodat: /* mknodat(2) */ | |
422 | ret = do_bsd_mknodat(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
423 | break; | |
424 | ||
58af3e29 WL |
425 | case TARGET_FREEBSD_NR_chown: /* chown(2) */ |
426 | ret = do_bsd_chown(arg1, arg2, arg3); | |
427 | break; | |
428 | ||
429 | case TARGET_FREEBSD_NR_fchown: /* fchown(2) */ | |
430 | ret = do_bsd_fchown(arg1, arg2, arg3); | |
431 | break; | |
432 | ||
433 | case TARGET_FREEBSD_NR_lchown: /* lchown(2) */ | |
434 | ret = do_bsd_lchown(arg1, arg2, arg3); | |
435 | break; | |
436 | ||
437 | case TARGET_FREEBSD_NR_fchownat: /* fchownat(2) */ | |
438 | ret = do_bsd_fchownat(arg1, arg2, arg3, arg4, arg5); | |
439 | break; | |
440 | ||
c6f0a7d9 WL |
441 | case TARGET_FREEBSD_NR_chflags: /* chflags(2) */ |
442 | ret = do_bsd_chflags(arg1, arg2); | |
443 | break; | |
444 | ||
445 | case TARGET_FREEBSD_NR_lchflags: /* lchflags(2) */ | |
446 | ret = do_bsd_lchflags(arg1, arg2); | |
447 | break; | |
448 | ||
449 | case TARGET_FREEBSD_NR_fchflags: /* fchflags(2) */ | |
450 | ret = do_bsd_fchflags(arg1, arg2); | |
451 | break; | |
452 | ||
17a4d13c WL |
453 | case TARGET_FREEBSD_NR_chroot: /* chroot(2) */ |
454 | ret = do_bsd_chroot(arg1); | |
455 | break; | |
456 | ||
457 | case TARGET_FREEBSD_NR_flock: /* flock(2) */ | |
458 | ret = do_bsd_flock(arg1, arg2); | |
459 | break; | |
460 | ||
5fbd8011 WL |
461 | case TARGET_FREEBSD_NR_mkfifo: /* mkfifo(2) */ |
462 | ret = do_bsd_mkfifo(arg1, arg2); | |
463 | break; | |
464 | ||
465 | case TARGET_FREEBSD_NR_mkfifoat: /* mkfifoat(2) */ | |
466 | ret = do_bsd_mkfifoat(arg1, arg2, arg3); | |
467 | break; | |
468 | ||
d3f29dda WL |
469 | case TARGET_FREEBSD_NR_pathconf: /* pathconf(2) */ |
470 | ret = do_bsd_pathconf(arg1, arg2); | |
471 | break; | |
472 | ||
473 | case TARGET_FREEBSD_NR_lpathconf: /* lpathconf(2) */ | |
474 | ret = do_bsd_lpathconf(arg1, arg2); | |
475 | break; | |
476 | ||
477 | case TARGET_FREEBSD_NR_fpathconf: /* fpathconf(2) */ | |
478 | ret = do_bsd_fpathconf(arg1, arg2); | |
479 | break; | |
480 | ||
952d5d30 WL |
481 | case TARGET_FREEBSD_NR_undelete: /* undelete(2) */ |
482 | ret = do_bsd_undelete(arg1); | |
483 | break; | |
484 | ||
fb96f5df SS |
485 | /* |
486 | * sys{ctl, arch, call} | |
487 | */ | |
7adda6de KE |
488 | case TARGET_FREEBSD_NR___sysctl: /* sysctl(3) */ |
489 | ret = do_freebsd_sysctl(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
490 | break; | |
491 | ||
6da777e2 KE |
492 | case TARGET_FREEBSD_NR___sysctlbyname: /* sysctlbyname(2) */ |
493 | ret = do_freebsd_sysctlbyname(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
494 | break; | |
495 | ||
fb96f5df SS |
496 | case TARGET_FREEBSD_NR_sysarch: /* sysarch(2) */ |
497 | ret = do_freebsd_sysarch(cpu_env, arg1, arg2); | |
498 | break; | |
499 | ||
db697887 WL |
500 | default: |
501 | qemu_log_mask(LOG_UNIMP, "Unsupported syscall: %d\n", num); | |
502 | ret = -TARGET_ENOSYS; | |
503 | break; | |
504 | } | |
505 | ||
506 | return ret; | |
507 | } | |
508 | ||
509 | /* | |
510 | * do_freebsd_syscall() should always have a single exit point at the end so | |
511 | * that actions, such as logging of syscall results, can be performed. This | |
512 | * as a wrapper around freebsd_syscall() so that actually happens. Since | |
513 | * that is a singleton, modern compilers will inline it anyway... | |
66eed099 WL |
514 | */ |
515 | abi_long do_freebsd_syscall(void *cpu_env, int num, abi_long arg1, | |
516 | abi_long arg2, abi_long arg3, abi_long arg4, | |
517 | abi_long arg5, abi_long arg6, abi_long arg7, | |
518 | abi_long arg8) | |
519 | { | |
4cf41e80 | 520 | abi_long ret; |
db697887 | 521 | |
db697887 WL |
522 | if (do_strace) { |
523 | print_freebsd_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); | |
524 | } | |
525 | ||
526 | ret = freebsd_syscall(cpu_env, num, arg1, arg2, arg3, arg4, arg5, arg6, | |
527 | arg7, arg8); | |
528 | if (do_strace) { | |
529 | print_freebsd_syscall_ret(num, ret); | |
530 | } | |
db697887 WL |
531 | |
532 | return ret; | |
66eed099 WL |
533 | } |
534 | ||
535 | void syscall_init(void) | |
536 | { | |
537 | } |