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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 | */ | |
20 | ||
21 | /* | |
22 | * We need the FreeBSD "legacy" definitions. Rust needs the FreeBSD 11 system | |
23 | * calls since it doesn't use libc at all, so we have to emulate that despite | |
24 | * FreeBSD 11 being EOL'd. | |
25 | */ | |
26 | #define _WANT_FREEBSD11_STAT | |
27 | #define _WANT_FREEBSD11_STATFS | |
28 | #define _WANT_FREEBSD11_DIRENT | |
29 | #define _WANT_KERNEL_ERRNO | |
30 | #define _WANT_SEMUN | |
31 | #include "qemu/osdep.h" | |
32 | #include "qemu/cutils.h" | |
33 | #include "qemu/path.h" | |
34 | #include <sys/syscall.h> | |
79cfae0c | 35 | #include <sys/cdefs.h> |
66eed099 | 36 | #include <sys/param.h> |
af2ae2e8 | 37 | #include <sys/mount.h> |
66eed099 WL |
38 | #include <sys/sysctl.h> |
39 | #include <utime.h> | |
40 | ||
41 | #include "qemu.h" | |
66eed099 WL |
42 | #include "signal-common.h" |
43 | #include "user/syscall-trace.h" | |
44 | ||
c5c84d16 | 45 | #include "bsd-file.h" |
9554d330 | 46 | #include "bsd-proc.h" |
c5c84d16 | 47 | |
80da1b00 | 48 | /* I/O */ |
77d3522b WL |
49 | safe_syscall3(int, open, const char *, path, int, flags, mode_t, mode); |
50 | safe_syscall4(int, openat, int, fd, const char *, path, int, flags, mode_t, | |
51 | mode); | |
52 | ||
80da1b00 WL |
53 | safe_syscall3(ssize_t, read, int, fd, void *, buf, size_t, nbytes); |
54 | safe_syscall4(ssize_t, pread, int, fd, void *, buf, size_t, nbytes, off_t, | |
55 | offset); | |
56 | safe_syscall3(ssize_t, readv, int, fd, const struct iovec *, iov, int, iovcnt); | |
57 | safe_syscall4(ssize_t, preadv, int, fd, const struct iovec *, iov, int, iovcnt, | |
58 | off_t, offset); | |
59 | ||
770d8aba WL |
60 | safe_syscall3(ssize_t, write, int, fd, void *, buf, size_t, nbytes); |
61 | safe_syscall4(ssize_t, pwrite, int, fd, void *, buf, size_t, nbytes, off_t, | |
62 | offset); | |
63 | safe_syscall3(ssize_t, writev, int, fd, const struct iovec *, iov, int, iovcnt); | |
64 | safe_syscall4(ssize_t, pwritev, int, fd, const struct iovec *, iov, int, iovcnt, | |
65 | off_t, offset); | |
66 | ||
66eed099 WL |
67 | void target_set_brk(abi_ulong new_brk) |
68 | { | |
69 | } | |
70 | ||
deeff83b WL |
71 | /* |
72 | * errno conversion. | |
73 | */ | |
74 | abi_long get_errno(abi_long ret) | |
66eed099 | 75 | { |
deeff83b WL |
76 | if (ret == -1) { |
77 | return -host_to_target_errno(errno); | |
78 | } else { | |
79 | return ret; | |
80 | } | |
81 | } | |
66eed099 | 82 | |
deeff83b WL |
83 | int host_to_target_errno(int err) |
84 | { | |
85 | /* | |
86 | * All the BSDs have the property that the error numbers are uniform across | |
87 | * all architectures for a given BSD, though they may vary between different | |
88 | * BSDs. | |
89 | */ | |
90 | return err; | |
91 | } | |
92 | ||
93 | bool is_error(abi_long ret) | |
94 | { | |
66eed099 WL |
95 | return (abi_ulong)ret >= (abi_ulong)(-4096); |
96 | } | |
97 | ||
1ed771b2 WL |
98 | /* |
99 | * Unlocks a iovec. Unlike unlock_iovec, it assumes the tvec array itself is | |
100 | * already locked from target_addr. It will be unlocked as well as all the iovec | |
101 | * elements. | |
102 | */ | |
103 | static void helper_unlock_iovec(struct target_iovec *target_vec, | |
104 | abi_ulong target_addr, struct iovec *vec, | |
105 | int count, int copy) | |
106 | { | |
107 | for (int i = 0; i < count; i++) { | |
108 | abi_ulong base = tswapal(target_vec[i].iov_base); | |
109 | ||
110 | if (vec[i].iov_base) { | |
111 | unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0); | |
112 | } | |
113 | } | |
114 | unlock_user(target_vec, target_addr, 0); | |
115 | } | |
116 | ||
117 | struct iovec *lock_iovec(int type, abi_ulong target_addr, | |
118 | int count, int copy) | |
119 | { | |
120 | struct target_iovec *target_vec; | |
121 | struct iovec *vec; | |
122 | abi_ulong total_len, max_len; | |
123 | int i; | |
124 | int err = 0; | |
125 | ||
126 | if (count == 0) { | |
127 | errno = 0; | |
128 | return NULL; | |
129 | } | |
130 | if (count < 0 || count > IOV_MAX) { | |
131 | errno = EINVAL; | |
132 | return NULL; | |
133 | } | |
134 | ||
135 | vec = g_try_new0(struct iovec, count); | |
136 | if (vec == NULL) { | |
137 | errno = ENOMEM; | |
138 | return NULL; | |
139 | } | |
140 | ||
141 | target_vec = lock_user(VERIFY_READ, target_addr, | |
142 | count * sizeof(struct target_iovec), 1); | |
143 | if (target_vec == NULL) { | |
144 | err = EFAULT; | |
145 | goto fail2; | |
146 | } | |
147 | ||
148 | max_len = 0x7fffffff & MIN(TARGET_PAGE_MASK, PAGE_MASK); | |
149 | total_len = 0; | |
150 | ||
151 | for (i = 0; i < count; i++) { | |
152 | abi_ulong base = tswapal(target_vec[i].iov_base); | |
153 | abi_long len = tswapal(target_vec[i].iov_len); | |
154 | ||
155 | if (len < 0) { | |
156 | err = EINVAL; | |
157 | goto fail; | |
158 | } else if (len == 0) { | |
159 | /* Zero length pointer is ignored. */ | |
160 | vec[i].iov_base = 0; | |
161 | } else { | |
162 | vec[i].iov_base = lock_user(type, base, len, copy); | |
163 | /* | |
164 | * If the first buffer pointer is bad, this is a fault. But | |
165 | * subsequent bad buffers will result in a partial write; this is | |
166 | * realized by filling the vector with null pointers and zero | |
167 | * lengths. | |
168 | */ | |
169 | if (!vec[i].iov_base) { | |
170 | if (i == 0) { | |
171 | err = EFAULT; | |
172 | goto fail; | |
173 | } else { | |
174 | /* | |
175 | * Fail all the subsequent addresses, they are already | |
176 | * zero'd. | |
177 | */ | |
178 | goto out; | |
179 | } | |
180 | } | |
181 | if (len > max_len - total_len) { | |
182 | len = max_len - total_len; | |
183 | } | |
184 | } | |
185 | vec[i].iov_len = len; | |
186 | total_len += len; | |
187 | } | |
188 | out: | |
189 | unlock_user(target_vec, target_addr, 0); | |
190 | return vec; | |
191 | ||
192 | fail: | |
193 | helper_unlock_iovec(target_vec, target_addr, vec, i, copy); | |
194 | fail2: | |
195 | g_free(vec); | |
196 | errno = err; | |
197 | return NULL; | |
198 | } | |
199 | ||
883808d8 WL |
200 | void unlock_iovec(struct iovec *vec, abi_ulong target_addr, |
201 | int count, int copy) | |
202 | { | |
203 | struct target_iovec *target_vec; | |
204 | ||
205 | target_vec = lock_user(VERIFY_READ, target_addr, | |
206 | count * sizeof(struct target_iovec), 1); | |
207 | if (target_vec) { | |
208 | helper_unlock_iovec(target_vec, target_addr, vec, count, copy); | |
209 | } | |
210 | ||
211 | g_free(vec); | |
212 | } | |
213 | ||
66eed099 | 214 | /* |
db697887 WL |
215 | * All errnos that freebsd_syscall() returns must be -TARGET_<errcode>. |
216 | */ | |
217 | static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1, | |
218 | abi_long arg2, abi_long arg3, abi_long arg4, | |
219 | abi_long arg5, abi_long arg6, abi_long arg7, | |
220 | abi_long arg8) | |
221 | { | |
222 | abi_long ret; | |
223 | ||
224 | switch (num) { | |
9554d330 WL |
225 | /* |
226 | * process system calls | |
227 | */ | |
228 | case TARGET_FREEBSD_NR_exit: /* exit(2) */ | |
229 | ret = do_bsd_exit(cpu_env, arg1); | |
230 | break; | |
80da1b00 WL |
231 | |
232 | /* | |
233 | * File system calls. | |
234 | */ | |
235 | case TARGET_FREEBSD_NR_read: /* read(2) */ | |
236 | ret = do_bsd_read(arg1, arg2, arg3); | |
237 | break; | |
238 | ||
239 | case TARGET_FREEBSD_NR_pread: /* pread(2) */ | |
240 | ret = do_bsd_pread(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
241 | break; | |
242 | ||
243 | case TARGET_FREEBSD_NR_readv: /* readv(2) */ | |
244 | ret = do_bsd_readv(arg1, arg2, arg3); | |
245 | break; | |
246 | ||
247 | case TARGET_FREEBSD_NR_preadv: /* preadv(2) */ | |
248 | ret = do_bsd_preadv(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
770d8aba WL |
249 | |
250 | case TARGET_FREEBSD_NR_write: /* write(2) */ | |
251 | ret = do_bsd_write(arg1, arg2, arg3); | |
252 | break; | |
253 | ||
254 | case TARGET_FREEBSD_NR_pwrite: /* pwrite(2) */ | |
255 | ret = do_bsd_pwrite(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
256 | break; | |
257 | ||
258 | case TARGET_FREEBSD_NR_writev: /* writev(2) */ | |
259 | ret = do_bsd_writev(arg1, arg2, arg3); | |
260 | break; | |
261 | ||
262 | case TARGET_FREEBSD_NR_pwritev: /* pwritev(2) */ | |
263 | ret = do_bsd_pwritev(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
80da1b00 WL |
264 | break; |
265 | ||
77d3522b WL |
266 | case TARGET_FREEBSD_NR_open: /* open(2) */ |
267 | ret = do_bsd_open(arg1, arg2, arg3); | |
268 | break; | |
269 | ||
270 | case TARGET_FREEBSD_NR_openat: /* openat(2) */ | |
271 | ret = do_bsd_openat(arg1, arg2, arg3, arg4); | |
272 | break; | |
273 | ||
274 | case TARGET_FREEBSD_NR_close: /* close(2) */ | |
275 | ret = do_bsd_close(arg1); | |
276 | break; | |
277 | ||
a2ba6c7b WL |
278 | case TARGET_FREEBSD_NR_fdatasync: /* fdatasync(2) */ |
279 | ret = do_bsd_fdatasync(arg1); | |
280 | break; | |
281 | ||
282 | case TARGET_FREEBSD_NR_fsync: /* fsync(2) */ | |
283 | ret = do_bsd_fsync(arg1); | |
284 | break; | |
285 | ||
286 | case TARGET_FREEBSD_NR_freebsd12_closefrom: /* closefrom(2) */ | |
287 | ret = do_bsd_closefrom(arg1); | |
288 | break; | |
289 | ||
65c6c4c8 WL |
290 | case TARGET_FREEBSD_NR_revoke: /* revoke(2) */ |
291 | ret = do_bsd_revoke(arg1); | |
292 | break; | |
293 | ||
294 | case TARGET_FREEBSD_NR_access: /* access(2) */ | |
295 | ret = do_bsd_access(arg1, arg2); | |
296 | break; | |
297 | ||
298 | case TARGET_FREEBSD_NR_eaccess: /* eaccess(2) */ | |
299 | ret = do_bsd_eaccess(arg1, arg2); | |
300 | break; | |
301 | ||
302 | case TARGET_FREEBSD_NR_faccessat: /* faccessat(2) */ | |
303 | ret = do_bsd_faccessat(arg1, arg2, arg3, arg4); | |
304 | break; | |
305 | ||
390f547e WL |
306 | case TARGET_FREEBSD_NR_chdir: /* chdir(2) */ |
307 | ret = do_bsd_chdir(arg1); | |
308 | break; | |
309 | ||
310 | case TARGET_FREEBSD_NR_fchdir: /* fchdir(2) */ | |
311 | ret = do_bsd_fchdir(arg1); | |
312 | break; | |
313 | ||
ab5fd2d9 WL |
314 | case TARGET_FREEBSD_NR_rename: /* rename(2) */ |
315 | ret = do_bsd_rename(arg1, arg2); | |
316 | break; | |
317 | ||
318 | case TARGET_FREEBSD_NR_renameat: /* renameat(2) */ | |
319 | ret = do_bsd_renameat(arg1, arg2, arg3, arg4); | |
320 | break; | |
321 | ||
2d3b7e01 WL |
322 | case TARGET_FREEBSD_NR_link: /* link(2) */ |
323 | ret = do_bsd_link(arg1, arg2); | |
324 | break; | |
325 | ||
326 | case TARGET_FREEBSD_NR_linkat: /* linkat(2) */ | |
327 | ret = do_bsd_linkat(arg1, arg2, arg3, arg4, arg5); | |
328 | break; | |
329 | ||
330 | case TARGET_FREEBSD_NR_unlink: /* unlink(2) */ | |
331 | ret = do_bsd_unlink(arg1); | |
332 | break; | |
333 | ||
334 | case TARGET_FREEBSD_NR_unlinkat: /* unlinkat(2) */ | |
335 | ret = do_bsd_unlinkat(arg1, arg2, arg3); | |
336 | break; | |
337 | ||
1ffbd5e7 WL |
338 | case TARGET_FREEBSD_NR_mkdir: /* mkdir(2) */ |
339 | ret = do_bsd_mkdir(arg1, arg2); | |
340 | break; | |
341 | ||
342 | case TARGET_FREEBSD_NR_mkdirat: /* mkdirat(2) */ | |
343 | ret = do_bsd_mkdirat(arg1, arg2, arg3); | |
344 | break; | |
345 | ||
6af8f76a WL |
346 | case TARGET_FREEBSD_NR_rmdir: /* rmdir(2) (XXX no rmdirat()?) */ |
347 | ret = do_bsd_rmdir(arg1); | |
348 | break; | |
349 | ||
350 | case TARGET_FREEBSD_NR___getcwd: /* undocumented __getcwd() */ | |
351 | ret = do_bsd___getcwd(arg1, arg2); | |
352 | break; | |
353 | ||
a15699ac WL |
354 | case TARGET_FREEBSD_NR_dup: /* dup(2) */ |
355 | ret = do_bsd_dup(arg1); | |
356 | break; | |
357 | ||
358 | case TARGET_FREEBSD_NR_dup2: /* dup2(2) */ | |
359 | ret = do_bsd_dup2(arg1, arg2); | |
360 | break; | |
361 | ||
4b795b14 WL |
362 | case TARGET_FREEBSD_NR_truncate: /* truncate(2) */ |
363 | ret = do_bsd_truncate(cpu_env, arg1, arg2, arg3, arg4); | |
364 | break; | |
365 | ||
366 | case TARGET_FREEBSD_NR_ftruncate: /* ftruncate(2) */ | |
367 | ret = do_bsd_ftruncate(cpu_env, arg1, arg2, arg3, arg4); | |
368 | break; | |
369 | ||
d35020ed WL |
370 | case TARGET_FREEBSD_NR_acct: /* acct(2) */ |
371 | ret = do_bsd_acct(arg1); | |
372 | break; | |
373 | ||
374 | case TARGET_FREEBSD_NR_sync: /* sync(2) */ | |
375 | ret = do_bsd_sync(); | |
376 | break; | |
377 | ||
af2ae2e8 WL |
378 | case TARGET_FREEBSD_NR_mount: /* mount(2) */ |
379 | ret = do_bsd_mount(arg1, arg2, arg3, arg4); | |
380 | break; | |
381 | ||
382 | case TARGET_FREEBSD_NR_unmount: /* unmount(2) */ | |
383 | ret = do_bsd_unmount(arg1, arg2); | |
384 | break; | |
385 | ||
386 | case TARGET_FREEBSD_NR_nmount: /* nmount(2) */ | |
387 | ret = do_bsd_nmount(arg1, arg2, arg3); | |
388 | break; | |
389 | ||
c7b62b4a WL |
390 | case TARGET_FREEBSD_NR_symlink: /* symlink(2) */ |
391 | ret = do_bsd_symlink(arg1, arg2); | |
392 | break; | |
393 | ||
394 | case TARGET_FREEBSD_NR_symlinkat: /* symlinkat(2) */ | |
395 | ret = do_bsd_symlinkat(arg1, arg2, arg3); | |
396 | break; | |
397 | ||
398 | case TARGET_FREEBSD_NR_readlink: /* readlink(2) */ | |
399 | ret = do_bsd_readlink(cpu_env, arg1, arg2, arg3); | |
400 | break; | |
401 | ||
402 | case TARGET_FREEBSD_NR_readlinkat: /* readlinkat(2) */ | |
403 | ret = do_bsd_readlinkat(arg1, arg2, arg3, arg4); | |
404 | break; | |
405 | ||
0db0db8f WL |
406 | case TARGET_FREEBSD_NR_chmod: /* chmod(2) */ |
407 | ret = do_bsd_chmod(arg1, arg2); | |
408 | break; | |
409 | ||
410 | case TARGET_FREEBSD_NR_fchmod: /* fchmod(2) */ | |
411 | ret = do_bsd_fchmod(arg1, arg2); | |
412 | break; | |
413 | ||
414 | case TARGET_FREEBSD_NR_lchmod: /* lchmod(2) */ | |
415 | ret = do_bsd_lchmod(arg1, arg2); | |
416 | break; | |
417 | ||
418 | case TARGET_FREEBSD_NR_fchmodat: /* fchmodat(2) */ | |
419 | ret = do_bsd_fchmodat(arg1, arg2, arg3, arg4); | |
420 | break; | |
421 | ||
79cfae0c WL |
422 | case TARGET_FREEBSD_NR_freebsd11_mknod: /* mknod(2) */ |
423 | ret = do_bsd_freebsd11_mknod(arg1, arg2, arg3); | |
424 | break; | |
425 | ||
426 | case TARGET_FREEBSD_NR_freebsd11_mknodat: /* mknodat(2) */ | |
427 | ret = do_bsd_freebsd11_mknodat(arg1, arg2, arg3, arg4); | |
428 | break; | |
429 | ||
430 | case TARGET_FREEBSD_NR_mknodat: /* mknodat(2) */ | |
431 | ret = do_bsd_mknodat(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
432 | break; | |
433 | ||
58af3e29 WL |
434 | case TARGET_FREEBSD_NR_chown: /* chown(2) */ |
435 | ret = do_bsd_chown(arg1, arg2, arg3); | |
436 | break; | |
437 | ||
438 | case TARGET_FREEBSD_NR_fchown: /* fchown(2) */ | |
439 | ret = do_bsd_fchown(arg1, arg2, arg3); | |
440 | break; | |
441 | ||
442 | case TARGET_FREEBSD_NR_lchown: /* lchown(2) */ | |
443 | ret = do_bsd_lchown(arg1, arg2, arg3); | |
444 | break; | |
445 | ||
446 | case TARGET_FREEBSD_NR_fchownat: /* fchownat(2) */ | |
447 | ret = do_bsd_fchownat(arg1, arg2, arg3, arg4, arg5); | |
448 | break; | |
449 | ||
c6f0a7d9 WL |
450 | case TARGET_FREEBSD_NR_chflags: /* chflags(2) */ |
451 | ret = do_bsd_chflags(arg1, arg2); | |
452 | break; | |
453 | ||
454 | case TARGET_FREEBSD_NR_lchflags: /* lchflags(2) */ | |
455 | ret = do_bsd_lchflags(arg1, arg2); | |
456 | break; | |
457 | ||
458 | case TARGET_FREEBSD_NR_fchflags: /* fchflags(2) */ | |
459 | ret = do_bsd_fchflags(arg1, arg2); | |
460 | break; | |
461 | ||
17a4d13c WL |
462 | case TARGET_FREEBSD_NR_chroot: /* chroot(2) */ |
463 | ret = do_bsd_chroot(arg1); | |
464 | break; | |
465 | ||
466 | case TARGET_FREEBSD_NR_flock: /* flock(2) */ | |
467 | ret = do_bsd_flock(arg1, arg2); | |
468 | break; | |
469 | ||
5fbd8011 WL |
470 | case TARGET_FREEBSD_NR_mkfifo: /* mkfifo(2) */ |
471 | ret = do_bsd_mkfifo(arg1, arg2); | |
472 | break; | |
473 | ||
474 | case TARGET_FREEBSD_NR_mkfifoat: /* mkfifoat(2) */ | |
475 | ret = do_bsd_mkfifoat(arg1, arg2, arg3); | |
476 | break; | |
477 | ||
d3f29dda WL |
478 | case TARGET_FREEBSD_NR_pathconf: /* pathconf(2) */ |
479 | ret = do_bsd_pathconf(arg1, arg2); | |
480 | break; | |
481 | ||
482 | case TARGET_FREEBSD_NR_lpathconf: /* lpathconf(2) */ | |
483 | ret = do_bsd_lpathconf(arg1, arg2); | |
484 | break; | |
485 | ||
486 | case TARGET_FREEBSD_NR_fpathconf: /* fpathconf(2) */ | |
487 | ret = do_bsd_fpathconf(arg1, arg2); | |
488 | break; | |
489 | ||
952d5d30 WL |
490 | case TARGET_FREEBSD_NR_undelete: /* undelete(2) */ |
491 | ret = do_bsd_undelete(arg1); | |
492 | break; | |
493 | ||
fb96f5df SS |
494 | /* |
495 | * sys{ctl, arch, call} | |
496 | */ | |
7adda6de KE |
497 | case TARGET_FREEBSD_NR___sysctl: /* sysctl(3) */ |
498 | ret = do_freebsd_sysctl(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
499 | break; | |
500 | ||
6da777e2 KE |
501 | case TARGET_FREEBSD_NR___sysctlbyname: /* sysctlbyname(2) */ |
502 | ret = do_freebsd_sysctlbyname(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6); | |
503 | break; | |
504 | ||
fb96f5df SS |
505 | case TARGET_FREEBSD_NR_sysarch: /* sysarch(2) */ |
506 | ret = do_freebsd_sysarch(cpu_env, arg1, arg2); | |
507 | break; | |
508 | ||
db697887 WL |
509 | default: |
510 | qemu_log_mask(LOG_UNIMP, "Unsupported syscall: %d\n", num); | |
511 | ret = -TARGET_ENOSYS; | |
512 | break; | |
513 | } | |
514 | ||
515 | return ret; | |
516 | } | |
517 | ||
518 | /* | |
519 | * do_freebsd_syscall() should always have a single exit point at the end so | |
520 | * that actions, such as logging of syscall results, can be performed. This | |
521 | * as a wrapper around freebsd_syscall() so that actually happens. Since | |
522 | * that is a singleton, modern compilers will inline it anyway... | |
66eed099 WL |
523 | */ |
524 | abi_long do_freebsd_syscall(void *cpu_env, int num, abi_long arg1, | |
525 | abi_long arg2, abi_long arg3, abi_long arg4, | |
526 | abi_long arg5, abi_long arg6, abi_long arg7, | |
527 | abi_long arg8) | |
528 | { | |
db697887 | 529 | CPUState *cpu = env_cpu(cpu_env); |
4cf41e80 | 530 | abi_long ret; |
db697887 WL |
531 | |
532 | trace_guest_user_syscall(cpu, num, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8); | |
533 | if (do_strace) { | |
534 | print_freebsd_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); | |
535 | } | |
536 | ||
537 | ret = freebsd_syscall(cpu_env, num, arg1, arg2, arg3, arg4, arg5, arg6, | |
538 | arg7, arg8); | |
539 | if (do_strace) { | |
540 | print_freebsd_syscall_ret(num, ret); | |
541 | } | |
542 | trace_guest_user_syscall_ret(cpu, num, ret); | |
543 | ||
544 | return ret; | |
66eed099 WL |
545 | } |
546 | ||
547 | void syscall_init(void) | |
548 | { | |
549 | } |