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31e31b8a FB |
1 | /* |
2 | * Linux syscalls | |
5fafdf24 | 3 | * |
31e31b8a FB |
4 | * Copyright (c) 2003 Fabrice Bellard |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
8167ee88 | 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
31e31b8a | 18 | */ |
d5b3a9b6 | 19 | #define _ATFILE_SOURCE |
31e31b8a FB |
20 | #include <stdlib.h> |
21 | #include <stdio.h> | |
22 | #include <stdarg.h> | |
04369ff2 | 23 | #include <string.h> |
31e31b8a FB |
24 | #include <elf.h> |
25 | #include <endian.h> | |
26 | #include <errno.h> | |
27 | #include <unistd.h> | |
28 | #include <fcntl.h> | |
7854b056 | 29 | #include <time.h> |
82e671d9 | 30 | #include <limits.h> |
31e31b8a | 31 | #include <sys/types.h> |
d08d3bb8 TS |
32 | #include <sys/ipc.h> |
33 | #include <sys/msg.h> | |
31e31b8a FB |
34 | #include <sys/wait.h> |
35 | #include <sys/time.h> | |
36 | #include <sys/stat.h> | |
37 | #include <sys/mount.h> | |
39b9aae1 | 38 | #include <sys/prctl.h> |
31e31b8a FB |
39 | #include <sys/resource.h> |
40 | #include <sys/mman.h> | |
41 | #include <sys/swap.h> | |
42 | #include <signal.h> | |
43 | #include <sched.h> | |
60e99246 AJ |
44 | #ifdef __ia64__ |
45 | int __clone2(int (*fn)(void *), void *child_stack_base, | |
46 | size_t stack_size, int flags, void *arg, ...); | |
47 | #endif | |
31e31b8a | 48 | #include <sys/socket.h> |
607175e0 | 49 | #include <sys/un.h> |
31e31b8a | 50 | #include <sys/uio.h> |
9de5e440 | 51 | #include <sys/poll.h> |
32f36bce | 52 | #include <sys/times.h> |
8853f86e | 53 | #include <sys/shm.h> |
fa294816 | 54 | #include <sys/sem.h> |
56c8f68f | 55 | #include <sys/statfs.h> |
ebc05488 | 56 | #include <utime.h> |
a5448a7d | 57 | #include <sys/sysinfo.h> |
3b3f24ad | 58 | #include <sys/utsname.h> |
72f03900 | 59 | //#include <sys/user.h> |
8853f86e | 60 | #include <netinet/ip.h> |
7854b056 | 61 | #include <netinet/tcp.h> |
86fcd946 | 62 | #include <linux/wireless.h> |
0b6d3ae0 | 63 | #include <qemu-common.h> |
9788c9ca | 64 | #ifdef TARGET_GPROF |
6d946cda AJ |
65 | #include <sys/gmon.h> |
66 | #endif | |
c2882b96 RV |
67 | #ifdef CONFIG_EVENTFD |
68 | #include <sys/eventfd.h> | |
69 | #endif | |
3b6edd16 PM |
70 | #ifdef CONFIG_EPOLL |
71 | #include <sys/epoll.h> | |
72 | #endif | |
31e31b8a FB |
73 | |
74 | #define termios host_termios | |
75 | #define winsize host_winsize | |
76 | #define termio host_termio | |
04369ff2 FB |
77 | #define sgttyb host_sgttyb /* same as target */ |
78 | #define tchars host_tchars /* same as target */ | |
79 | #define ltchars host_ltchars /* same as target */ | |
31e31b8a FB |
80 | |
81 | #include <linux/termios.h> | |
82 | #include <linux/unistd.h> | |
83 | #include <linux/utsname.h> | |
84 | #include <linux/cdrom.h> | |
85 | #include <linux/hdreg.h> | |
86 | #include <linux/soundcard.h> | |
19b84f3c | 87 | #include <linux/kd.h> |
8fbd6b52 | 88 | #include <linux/mtio.h> |
350d1779 | 89 | #include <linux/fs.h> |
dace20dc | 90 | #if defined(CONFIG_FIEMAP) |
285da2b9 | 91 | #include <linux/fiemap.h> |
dace20dc | 92 | #endif |
f7680a55 UH |
93 | #include <linux/fb.h> |
94 | #include <linux/vt.h> | |
d7e4036e | 95 | #include "linux_loop.h" |
da79030f | 96 | #include "cpu-uname.h" |
31e31b8a | 97 | |
3ef693a0 | 98 | #include "qemu.h" |
526ccb7a | 99 | #include "qemu-common.h" |
31e31b8a | 100 | |
2f7bb878 | 101 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
102 | #define CLONE_NPTL_FLAGS2 (CLONE_SETTLS | \ |
103 | CLONE_PARENT_SETTID | CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID) | |
104 | #else | |
105 | /* XXX: Hardcode the above values. */ | |
106 | #define CLONE_NPTL_FLAGS2 0 | |
30813cea PB |
107 | #endif |
108 | ||
72f03900 | 109 | //#define DEBUG |
31e31b8a | 110 | |
1a9353d2 | 111 | //#include <linux/msdos_fs.h> |
6556a833 AJ |
112 | #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct linux_dirent [2]) |
113 | #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct linux_dirent [2]) | |
1a9353d2 | 114 | |
70a194b9 | 115 | |
70a194b9 FB |
116 | #undef _syscall0 |
117 | #undef _syscall1 | |
118 | #undef _syscall2 | |
119 | #undef _syscall3 | |
120 | #undef _syscall4 | |
121 | #undef _syscall5 | |
83fcb515 | 122 | #undef _syscall6 |
70a194b9 | 123 | |
83fcb515 | 124 | #define _syscall0(type,name) \ |
8fcd3692 | 125 | static type name (void) \ |
83fcb515 FB |
126 | { \ |
127 | return syscall(__NR_##name); \ | |
128 | } | |
70a194b9 | 129 | |
83fcb515 | 130 | #define _syscall1(type,name,type1,arg1) \ |
8fcd3692 | 131 | static type name (type1 arg1) \ |
83fcb515 FB |
132 | { \ |
133 | return syscall(__NR_##name, arg1); \ | |
70a194b9 FB |
134 | } |
135 | ||
83fcb515 | 136 | #define _syscall2(type,name,type1,arg1,type2,arg2) \ |
8fcd3692 | 137 | static type name (type1 arg1,type2 arg2) \ |
83fcb515 FB |
138 | { \ |
139 | return syscall(__NR_##name, arg1, arg2); \ | |
70a194b9 FB |
140 | } |
141 | ||
83fcb515 | 142 | #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ |
8fcd3692 | 143 | static type name (type1 arg1,type2 arg2,type3 arg3) \ |
83fcb515 FB |
144 | { \ |
145 | return syscall(__NR_##name, arg1, arg2, arg3); \ | |
70a194b9 FB |
146 | } |
147 | ||
83fcb515 | 148 | #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ |
8fcd3692 | 149 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4) \ |
83fcb515 FB |
150 | { \ |
151 | return syscall(__NR_##name, arg1, arg2, arg3, arg4); \ | |
70a194b9 FB |
152 | } |
153 | ||
83fcb515 FB |
154 | #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ |
155 | type5,arg5) \ | |
8fcd3692 | 156 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ |
83fcb515 FB |
157 | { \ |
158 | return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5); \ | |
70a194b9 FB |
159 | } |
160 | ||
83fcb515 FB |
161 | |
162 | #define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ | |
163 | type5,arg5,type6,arg6) \ | |
8fcd3692 BS |
164 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, \ |
165 | type6 arg6) \ | |
83fcb515 FB |
166 | { \ |
167 | return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5, arg6); \ | |
70a194b9 | 168 | } |
83fcb515 | 169 | |
70a194b9 | 170 | |
31e31b8a | 171 | #define __NR_sys_uname __NR_uname |
92a34c10 | 172 | #define __NR_sys_faccessat __NR_faccessat |
814d7977 | 173 | #define __NR_sys_fchmodat __NR_fchmodat |
ccfa72b7 | 174 | #define __NR_sys_fchownat __NR_fchownat |
6a24a778 | 175 | #define __NR_sys_fstatat64 __NR_fstatat64 |
ac8a6556 | 176 | #define __NR_sys_futimesat __NR_futimesat |
72f03900 | 177 | #define __NR_sys_getcwd1 __NR_getcwd |
72f03900 | 178 | #define __NR_sys_getdents __NR_getdents |
dab2ed99 | 179 | #define __NR_sys_getdents64 __NR_getdents64 |
c6cda17a | 180 | #define __NR_sys_getpriority __NR_getpriority |
64f0ce4c | 181 | #define __NR_sys_linkat __NR_linkat |
4472ad0d | 182 | #define __NR_sys_mkdirat __NR_mkdirat |
75ac37a0 | 183 | #define __NR_sys_mknodat __NR_mknodat |
9d33b76b | 184 | #define __NR_sys_newfstatat __NR_newfstatat |
82424832 | 185 | #define __NR_sys_openat __NR_openat |
5e0ccb18 | 186 | #define __NR_sys_readlinkat __NR_readlinkat |
722183f6 | 187 | #define __NR_sys_renameat __NR_renameat |
66fb9763 | 188 | #define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo |
f0b6243d | 189 | #define __NR_sys_symlinkat __NR_symlinkat |
7494b0f9 | 190 | #define __NR_sys_syslog __NR_syslog |
71455574 | 191 | #define __NR_sys_tgkill __NR_tgkill |
4cae1d16 | 192 | #define __NR_sys_tkill __NR_tkill |
8170f56b | 193 | #define __NR_sys_unlinkat __NR_unlinkat |
9007f0ef | 194 | #define __NR_sys_utimensat __NR_utimensat |
bd0c5661 | 195 | #define __NR_sys_futex __NR_futex |
39b59763 AJ |
196 | #define __NR_sys_inotify_init __NR_inotify_init |
197 | #define __NR_sys_inotify_add_watch __NR_inotify_add_watch | |
198 | #define __NR_sys_inotify_rm_watch __NR_inotify_rm_watch | |
31e31b8a | 199 | |
42a39fbe AG |
200 | #if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__) || \ |
201 | defined(__s390x__) | |
9af9eaaa FB |
202 | #define __NR__llseek __NR_lseek |
203 | #endif | |
204 | ||
72f03900 | 205 | #ifdef __NR_gettid |
31e31b8a | 206 | _syscall0(int, gettid) |
72f03900 | 207 | #else |
0da46a6e TS |
208 | /* This is a replacement for the host gettid() and must return a host |
209 | errno. */ | |
72f03900 FB |
210 | static int gettid(void) { |
211 | return -ENOSYS; | |
212 | } | |
213 | #endif | |
3b3f24ad | 214 | _syscall3(int, sys_getdents, uint, fd, struct linux_dirent *, dirp, uint, count); |
3b3f24ad AJ |
215 | #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64) |
216 | _syscall3(int, sys_getdents64, uint, fd, struct linux_dirent64 *, dirp, uint, count); | |
217 | #endif | |
218 | _syscall2(int, sys_getpriority, int, which, int, who); | |
d35b261c | 219 | #if defined(TARGET_NR__llseek) && defined(__NR_llseek) |
3b3f24ad AJ |
220 | _syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo, |
221 | loff_t *, res, uint, wh); | |
222 | #endif | |
223 | _syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo) | |
224 | _syscall3(int,sys_syslog,int,type,char*,bufp,int,len) | |
225 | #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill) | |
226 | _syscall3(int,sys_tgkill,int,tgid,int,pid,int,sig) | |
227 | #endif | |
228 | #if defined(TARGET_NR_tkill) && defined(__NR_tkill) | |
229 | _syscall2(int,sys_tkill,int,tid,int,sig) | |
230 | #endif | |
231 | #ifdef __NR_exit_group | |
232 | _syscall1(int,exit_group,int,error_code) | |
233 | #endif | |
234 | #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address) | |
235 | _syscall1(int,set_tid_address,int *,tidptr) | |
236 | #endif | |
2f7bb878 | 237 | #if defined(CONFIG_USE_NPTL) |
3b3f24ad AJ |
238 | #if defined(TARGET_NR_futex) && defined(__NR_futex) |
239 | _syscall6(int,sys_futex,int *,uaddr,int,op,int,val, | |
240 | const struct timespec *,timeout,int *,uaddr2,int,val3) | |
241 | #endif | |
242 | #endif | |
737de1d1 MF |
243 | #define __NR_sys_sched_getaffinity __NR_sched_getaffinity |
244 | _syscall3(int, sys_sched_getaffinity, pid_t, pid, unsigned int, len, | |
245 | unsigned long *, user_mask_ptr); | |
246 | #define __NR_sys_sched_setaffinity __NR_sched_setaffinity | |
247 | _syscall3(int, sys_sched_setaffinity, pid_t, pid, unsigned int, len, | |
248 | unsigned long *, user_mask_ptr); | |
3b3f24ad AJ |
249 | |
250 | static bitmask_transtbl fcntl_flags_tbl[] = { | |
251 | { TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, }, | |
252 | { TARGET_O_ACCMODE, TARGET_O_RDWR, O_ACCMODE, O_RDWR, }, | |
253 | { TARGET_O_CREAT, TARGET_O_CREAT, O_CREAT, O_CREAT, }, | |
254 | { TARGET_O_EXCL, TARGET_O_EXCL, O_EXCL, O_EXCL, }, | |
255 | { TARGET_O_NOCTTY, TARGET_O_NOCTTY, O_NOCTTY, O_NOCTTY, }, | |
256 | { TARGET_O_TRUNC, TARGET_O_TRUNC, O_TRUNC, O_TRUNC, }, | |
257 | { TARGET_O_APPEND, TARGET_O_APPEND, O_APPEND, O_APPEND, }, | |
258 | { TARGET_O_NONBLOCK, TARGET_O_NONBLOCK, O_NONBLOCK, O_NONBLOCK, }, | |
259 | { TARGET_O_SYNC, TARGET_O_SYNC, O_SYNC, O_SYNC, }, | |
260 | { TARGET_FASYNC, TARGET_FASYNC, FASYNC, FASYNC, }, | |
261 | { TARGET_O_DIRECTORY, TARGET_O_DIRECTORY, O_DIRECTORY, O_DIRECTORY, }, | |
262 | { TARGET_O_NOFOLLOW, TARGET_O_NOFOLLOW, O_NOFOLLOW, O_NOFOLLOW, }, | |
263 | { TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, }, | |
264 | #if defined(O_DIRECT) | |
265 | { TARGET_O_DIRECT, TARGET_O_DIRECT, O_DIRECT, O_DIRECT, }, | |
266 | #endif | |
267 | { 0, 0, 0, 0 } | |
268 | }; | |
269 | ||
270 | #define COPY_UTSNAME_FIELD(dest, src) \ | |
271 | do { \ | |
272 | /* __NEW_UTS_LEN doesn't include terminating null */ \ | |
273 | (void) strncpy((dest), (src), __NEW_UTS_LEN); \ | |
274 | (dest)[__NEW_UTS_LEN] = '\0'; \ | |
275 | } while (0) | |
276 | ||
277 | static int sys_uname(struct new_utsname *buf) | |
278 | { | |
279 | struct utsname uts_buf; | |
280 | ||
281 | if (uname(&uts_buf) < 0) | |
282 | return (-1); | |
283 | ||
284 | /* | |
285 | * Just in case these have some differences, we | |
286 | * translate utsname to new_utsname (which is the | |
287 | * struct linux kernel uses). | |
288 | */ | |
289 | ||
67bd9ede | 290 | memset(buf, 0, sizeof(*buf)); |
3b3f24ad AJ |
291 | COPY_UTSNAME_FIELD(buf->sysname, uts_buf.sysname); |
292 | COPY_UTSNAME_FIELD(buf->nodename, uts_buf.nodename); | |
293 | COPY_UTSNAME_FIELD(buf->release, uts_buf.release); | |
294 | COPY_UTSNAME_FIELD(buf->version, uts_buf.version); | |
295 | COPY_UTSNAME_FIELD(buf->machine, uts_buf.machine); | |
296 | #ifdef _GNU_SOURCE | |
297 | COPY_UTSNAME_FIELD(buf->domainname, uts_buf.domainname); | |
298 | #endif | |
299 | return (0); | |
300 | ||
301 | #undef COPY_UTSNAME_FIELD | |
302 | } | |
303 | ||
304 | static int sys_getcwd1(char *buf, size_t size) | |
305 | { | |
306 | if (getcwd(buf, size) == NULL) { | |
307 | /* getcwd() sets errno */ | |
308 | return (-1); | |
309 | } | |
aaf4ad39 | 310 | return strlen(buf)+1; |
3b3f24ad AJ |
311 | } |
312 | ||
313 | #ifdef CONFIG_ATFILE | |
314 | /* | |
315 | * Host system seems to have atfile syscall stubs available. We | |
316 | * now enable them one by one as specified by target syscall_nr.h. | |
317 | */ | |
318 | ||
319 | #ifdef TARGET_NR_faccessat | |
465c9f06 | 320 | static int sys_faccessat(int dirfd, const char *pathname, int mode) |
3b3f24ad | 321 | { |
465c9f06 | 322 | return (faccessat(dirfd, pathname, mode, 0)); |
3b3f24ad AJ |
323 | } |
324 | #endif | |
325 | #ifdef TARGET_NR_fchmodat | |
465c9f06 | 326 | static int sys_fchmodat(int dirfd, const char *pathname, mode_t mode) |
3b3f24ad | 327 | { |
465c9f06 | 328 | return (fchmodat(dirfd, pathname, mode, 0)); |
3b3f24ad AJ |
329 | } |
330 | #endif | |
0c866a7e | 331 | #if defined(TARGET_NR_fchownat) |
3b3f24ad AJ |
332 | static int sys_fchownat(int dirfd, const char *pathname, uid_t owner, |
333 | gid_t group, int flags) | |
334 | { | |
335 | return (fchownat(dirfd, pathname, owner, group, flags)); | |
336 | } | |
337 | #endif | |
338 | #ifdef __NR_fstatat64 | |
339 | static int sys_fstatat64(int dirfd, const char *pathname, struct stat *buf, | |
340 | int flags) | |
341 | { | |
342 | return (fstatat(dirfd, pathname, buf, flags)); | |
343 | } | |
344 | #endif | |
345 | #ifdef __NR_newfstatat | |
346 | static int sys_newfstatat(int dirfd, const char *pathname, struct stat *buf, | |
347 | int flags) | |
348 | { | |
349 | return (fstatat(dirfd, pathname, buf, flags)); | |
350 | } | |
351 | #endif | |
352 | #ifdef TARGET_NR_futimesat | |
353 | static int sys_futimesat(int dirfd, const char *pathname, | |
354 | const struct timeval times[2]) | |
355 | { | |
356 | return (futimesat(dirfd, pathname, times)); | |
357 | } | |
358 | #endif | |
359 | #ifdef TARGET_NR_linkat | |
360 | static int sys_linkat(int olddirfd, const char *oldpath, | |
361 | int newdirfd, const char *newpath, int flags) | |
362 | { | |
363 | return (linkat(olddirfd, oldpath, newdirfd, newpath, flags)); | |
364 | } | |
365 | #endif | |
366 | #ifdef TARGET_NR_mkdirat | |
367 | static int sys_mkdirat(int dirfd, const char *pathname, mode_t mode) | |
368 | { | |
369 | return (mkdirat(dirfd, pathname, mode)); | |
370 | } | |
371 | #endif | |
372 | #ifdef TARGET_NR_mknodat | |
373 | static int sys_mknodat(int dirfd, const char *pathname, mode_t mode, | |
374 | dev_t dev) | |
375 | { | |
376 | return (mknodat(dirfd, pathname, mode, dev)); | |
377 | } | |
378 | #endif | |
379 | #ifdef TARGET_NR_openat | |
380 | static int sys_openat(int dirfd, const char *pathname, int flags, ...) | |
381 | { | |
382 | /* | |
383 | * open(2) has extra parameter 'mode' when called with | |
384 | * flag O_CREAT. | |
385 | */ | |
386 | if ((flags & O_CREAT) != 0) { | |
387 | va_list ap; | |
388 | mode_t mode; | |
389 | ||
390 | /* | |
391 | * Get the 'mode' parameter and translate it to | |
392 | * host bits. | |
393 | */ | |
394 | va_start(ap, flags); | |
395 | mode = va_arg(ap, mode_t); | |
396 | mode = target_to_host_bitmask(mode, fcntl_flags_tbl); | |
397 | va_end(ap); | |
398 | ||
399 | return (openat(dirfd, pathname, flags, mode)); | |
400 | } | |
401 | return (openat(dirfd, pathname, flags)); | |
402 | } | |
403 | #endif | |
404 | #ifdef TARGET_NR_readlinkat | |
405 | static int sys_readlinkat(int dirfd, const char *pathname, char *buf, size_t bufsiz) | |
406 | { | |
407 | return (readlinkat(dirfd, pathname, buf, bufsiz)); | |
408 | } | |
409 | #endif | |
410 | #ifdef TARGET_NR_renameat | |
411 | static int sys_renameat(int olddirfd, const char *oldpath, | |
412 | int newdirfd, const char *newpath) | |
413 | { | |
414 | return (renameat(olddirfd, oldpath, newdirfd, newpath)); | |
415 | } | |
416 | #endif | |
417 | #ifdef TARGET_NR_symlinkat | |
418 | static int sys_symlinkat(const char *oldpath, int newdirfd, const char *newpath) | |
419 | { | |
420 | return (symlinkat(oldpath, newdirfd, newpath)); | |
421 | } | |
422 | #endif | |
423 | #ifdef TARGET_NR_unlinkat | |
424 | static int sys_unlinkat(int dirfd, const char *pathname, int flags) | |
425 | { | |
426 | return (unlinkat(dirfd, pathname, flags)); | |
427 | } | |
428 | #endif | |
3b3f24ad AJ |
429 | #else /* !CONFIG_ATFILE */ |
430 | ||
431 | /* | |
432 | * Try direct syscalls instead | |
433 | */ | |
92a34c10 | 434 | #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat) |
465c9f06 | 435 | _syscall3(int,sys_faccessat,int,dirfd,const char *,pathname,int,mode) |
92a34c10 | 436 | #endif |
814d7977 | 437 | #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat) |
465c9f06 | 438 | _syscall3(int,sys_fchmodat,int,dirfd,const char *,pathname, mode_t,mode) |
814d7977 | 439 | #endif |
0c866a7e | 440 | #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) |
ccfa72b7 TS |
441 | _syscall5(int,sys_fchownat,int,dirfd,const char *,pathname, |
442 | uid_t,owner,gid_t,group,int,flags) | |
443 | #endif | |
9d33b76b AJ |
444 | #if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \ |
445 | defined(__NR_fstatat64) | |
6a24a778 AZ |
446 | _syscall4(int,sys_fstatat64,int,dirfd,const char *,pathname, |
447 | struct stat *,buf,int,flags) | |
448 | #endif | |
ac8a6556 AZ |
449 | #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat) |
450 | _syscall3(int,sys_futimesat,int,dirfd,const char *,pathname, | |
451 | const struct timeval *,times) | |
452 | #endif | |
3b3f24ad AJ |
453 | #if (defined(TARGET_NR_newfstatat) || defined(TARGET_NR_fstatat64) ) && \ |
454 | defined(__NR_newfstatat) | |
455 | _syscall4(int,sys_newfstatat,int,dirfd,const char *,pathname, | |
456 | struct stat *,buf,int,flags) | |
8fcd3692 | 457 | #endif |
64f0ce4c TS |
458 | #if defined(TARGET_NR_linkat) && defined(__NR_linkat) |
459 | _syscall5(int,sys_linkat,int,olddirfd,const char *,oldpath, | |
3b3f24ad | 460 | int,newdirfd,const char *,newpath,int,flags) |
64f0ce4c | 461 | #endif |
4472ad0d TS |
462 | #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat) |
463 | _syscall3(int,sys_mkdirat,int,dirfd,const char *,pathname,mode_t,mode) | |
464 | #endif | |
75ac37a0 TS |
465 | #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat) |
466 | _syscall4(int,sys_mknodat,int,dirfd,const char *,pathname, | |
467 | mode_t,mode,dev_t,dev) | |
468 | #endif | |
82424832 TS |
469 | #if defined(TARGET_NR_openat) && defined(__NR_openat) |
470 | _syscall4(int,sys_openat,int,dirfd,const char *,pathname,int,flags,mode_t,mode) | |
471 | #endif | |
5e0ccb18 TS |
472 | #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat) |
473 | _syscall4(int,sys_readlinkat,int,dirfd,const char *,pathname, | |
474 | char *,buf,size_t,bufsize) | |
475 | #endif | |
722183f6 TS |
476 | #if defined(TARGET_NR_renameat) && defined(__NR_renameat) |
477 | _syscall4(int,sys_renameat,int,olddirfd,const char *,oldpath, | |
478 | int,newdirfd,const char *,newpath) | |
479 | #endif | |
b51eaa82 | 480 | #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat) |
f0b6243d TS |
481 | _syscall3(int,sys_symlinkat,const char *,oldpath, |
482 | int,newdirfd,const char *,newpath) | |
483 | #endif | |
8170f56b TS |
484 | #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat) |
485 | _syscall3(int,sys_unlinkat,int,dirfd,const char *,pathname,int,flags) | |
486 | #endif | |
ebc996f3 RV |
487 | |
488 | #endif /* CONFIG_ATFILE */ | |
489 | ||
490 | #ifdef CONFIG_UTIMENSAT | |
491 | static int sys_utimensat(int dirfd, const char *pathname, | |
492 | const struct timespec times[2], int flags) | |
493 | { | |
494 | if (pathname == NULL) | |
495 | return futimens(dirfd, times); | |
496 | else | |
497 | return utimensat(dirfd, pathname, times, flags); | |
498 | } | |
499 | #else | |
9007f0ef TS |
500 | #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat) |
501 | _syscall4(int,sys_utimensat,int,dirfd,const char *,pathname, | |
502 | const struct timespec *,tsp,int,flags) | |
503 | #endif | |
ebc996f3 | 504 | #endif /* CONFIG_UTIMENSAT */ |
3b3f24ad AJ |
505 | |
506 | #ifdef CONFIG_INOTIFY | |
8690e420 | 507 | #include <sys/inotify.h> |
3b3f24ad | 508 | |
39b59763 | 509 | #if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init) |
3b3f24ad AJ |
510 | static int sys_inotify_init(void) |
511 | { | |
512 | return (inotify_init()); | |
513 | } | |
39b59763 AJ |
514 | #endif |
515 | #if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch) | |
3b3f24ad AJ |
516 | static int sys_inotify_add_watch(int fd,const char *pathname, int32_t mask) |
517 | { | |
518 | return (inotify_add_watch(fd, pathname, mask)); | |
519 | } | |
39b59763 AJ |
520 | #endif |
521 | #if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch) | |
3b3f24ad AJ |
522 | static int sys_inotify_rm_watch(int fd, int32_t wd) |
523 | { | |
8690e420 | 524 | return (inotify_rm_watch(fd, wd)); |
3b3f24ad | 525 | } |
bd0c5661 | 526 | #endif |
c05c7a73 RV |
527 | #ifdef CONFIG_INOTIFY1 |
528 | #if defined(TARGET_NR_inotify_init1) && defined(__NR_inotify_init1) | |
529 | static int sys_inotify_init1(int flags) | |
530 | { | |
531 | return (inotify_init1(flags)); | |
532 | } | |
533 | #endif | |
534 | #endif | |
3b3f24ad AJ |
535 | #else |
536 | /* Userspace can usually survive runtime without inotify */ | |
537 | #undef TARGET_NR_inotify_init | |
c05c7a73 | 538 | #undef TARGET_NR_inotify_init1 |
3b3f24ad AJ |
539 | #undef TARGET_NR_inotify_add_watch |
540 | #undef TARGET_NR_inotify_rm_watch | |
541 | #endif /* CONFIG_INOTIFY */ | |
542 | ||
d8035d4c MF |
543 | #if defined(TARGET_NR_ppoll) |
544 | #ifndef __NR_ppoll | |
545 | # define __NR_ppoll -1 | |
546 | #endif | |
547 | #define __NR_sys_ppoll __NR_ppoll | |
548 | _syscall5(int, sys_ppoll, struct pollfd *, fds, nfds_t, nfds, | |
549 | struct timespec *, timeout, const __sigset_t *, sigmask, | |
550 | size_t, sigsetsize) | |
551 | #endif | |
66fb9763 | 552 | |
055e0906 MF |
553 | #if defined(TARGET_NR_pselect6) |
554 | #ifndef __NR_pselect6 | |
555 | # define __NR_pselect6 -1 | |
556 | #endif | |
557 | #define __NR_sys_pselect6 __NR_pselect6 | |
558 | _syscall6(int, sys_pselect6, int, nfds, fd_set *, readfds, fd_set *, writefds, | |
559 | fd_set *, exceptfds, struct timespec *, timeout, void *, sig); | |
560 | #endif | |
561 | ||
163a05a8 PM |
562 | #if defined(TARGET_NR_prlimit64) |
563 | #ifndef __NR_prlimit64 | |
564 | # define __NR_prlimit64 -1 | |
565 | #endif | |
566 | #define __NR_sys_prlimit64 __NR_prlimit64 | |
567 | /* The glibc rlimit structure may not be that used by the underlying syscall */ | |
568 | struct host_rlimit64 { | |
569 | uint64_t rlim_cur; | |
570 | uint64_t rlim_max; | |
571 | }; | |
572 | _syscall4(int, sys_prlimit64, pid_t, pid, int, resource, | |
573 | const struct host_rlimit64 *, new_limit, | |
574 | struct host_rlimit64 *, old_limit) | |
575 | #endif | |
576 | ||
66fb9763 | 577 | extern int personality(int); |
9de5e440 FB |
578 | extern int flock(int, int); |
579 | extern int setfsuid(int); | |
580 | extern int setfsgid(int); | |
19b84f3c | 581 | extern int setgroups(int, gid_t *); |
31e31b8a | 582 | |
b92c47c1 TS |
583 | #define ERRNO_TABLE_SIZE 1200 |
584 | ||
585 | /* target_to_host_errno_table[] is initialized from | |
586 | * host_to_target_errno_table[] in syscall_init(). */ | |
587 | static uint16_t target_to_host_errno_table[ERRNO_TABLE_SIZE] = { | |
588 | }; | |
589 | ||
637947f1 | 590 | /* |
fe8f096b | 591 | * This list is the union of errno values overridden in asm-<arch>/errno.h |
637947f1 TS |
592 | * minus the errnos that are not actually generic to all archs. |
593 | */ | |
b92c47c1 | 594 | static uint16_t host_to_target_errno_table[ERRNO_TABLE_SIZE] = { |
637947f1 TS |
595 | [EIDRM] = TARGET_EIDRM, |
596 | [ECHRNG] = TARGET_ECHRNG, | |
597 | [EL2NSYNC] = TARGET_EL2NSYNC, | |
598 | [EL3HLT] = TARGET_EL3HLT, | |
599 | [EL3RST] = TARGET_EL3RST, | |
600 | [ELNRNG] = TARGET_ELNRNG, | |
601 | [EUNATCH] = TARGET_EUNATCH, | |
602 | [ENOCSI] = TARGET_ENOCSI, | |
603 | [EL2HLT] = TARGET_EL2HLT, | |
604 | [EDEADLK] = TARGET_EDEADLK, | |
605 | [ENOLCK] = TARGET_ENOLCK, | |
606 | [EBADE] = TARGET_EBADE, | |
607 | [EBADR] = TARGET_EBADR, | |
608 | [EXFULL] = TARGET_EXFULL, | |
609 | [ENOANO] = TARGET_ENOANO, | |
610 | [EBADRQC] = TARGET_EBADRQC, | |
611 | [EBADSLT] = TARGET_EBADSLT, | |
612 | [EBFONT] = TARGET_EBFONT, | |
613 | [ENOSTR] = TARGET_ENOSTR, | |
614 | [ENODATA] = TARGET_ENODATA, | |
615 | [ETIME] = TARGET_ETIME, | |
616 | [ENOSR] = TARGET_ENOSR, | |
617 | [ENONET] = TARGET_ENONET, | |
618 | [ENOPKG] = TARGET_ENOPKG, | |
619 | [EREMOTE] = TARGET_EREMOTE, | |
620 | [ENOLINK] = TARGET_ENOLINK, | |
621 | [EADV] = TARGET_EADV, | |
622 | [ESRMNT] = TARGET_ESRMNT, | |
623 | [ECOMM] = TARGET_ECOMM, | |
624 | [EPROTO] = TARGET_EPROTO, | |
625 | [EDOTDOT] = TARGET_EDOTDOT, | |
626 | [EMULTIHOP] = TARGET_EMULTIHOP, | |
627 | [EBADMSG] = TARGET_EBADMSG, | |
628 | [ENAMETOOLONG] = TARGET_ENAMETOOLONG, | |
629 | [EOVERFLOW] = TARGET_EOVERFLOW, | |
630 | [ENOTUNIQ] = TARGET_ENOTUNIQ, | |
631 | [EBADFD] = TARGET_EBADFD, | |
632 | [EREMCHG] = TARGET_EREMCHG, | |
633 | [ELIBACC] = TARGET_ELIBACC, | |
634 | [ELIBBAD] = TARGET_ELIBBAD, | |
635 | [ELIBSCN] = TARGET_ELIBSCN, | |
636 | [ELIBMAX] = TARGET_ELIBMAX, | |
637 | [ELIBEXEC] = TARGET_ELIBEXEC, | |
638 | [EILSEQ] = TARGET_EILSEQ, | |
639 | [ENOSYS] = TARGET_ENOSYS, | |
640 | [ELOOP] = TARGET_ELOOP, | |
641 | [ERESTART] = TARGET_ERESTART, | |
642 | [ESTRPIPE] = TARGET_ESTRPIPE, | |
643 | [ENOTEMPTY] = TARGET_ENOTEMPTY, | |
644 | [EUSERS] = TARGET_EUSERS, | |
645 | [ENOTSOCK] = TARGET_ENOTSOCK, | |
646 | [EDESTADDRREQ] = TARGET_EDESTADDRREQ, | |
647 | [EMSGSIZE] = TARGET_EMSGSIZE, | |
648 | [EPROTOTYPE] = TARGET_EPROTOTYPE, | |
649 | [ENOPROTOOPT] = TARGET_ENOPROTOOPT, | |
650 | [EPROTONOSUPPORT] = TARGET_EPROTONOSUPPORT, | |
651 | [ESOCKTNOSUPPORT] = TARGET_ESOCKTNOSUPPORT, | |
652 | [EOPNOTSUPP] = TARGET_EOPNOTSUPP, | |
653 | [EPFNOSUPPORT] = TARGET_EPFNOSUPPORT, | |
654 | [EAFNOSUPPORT] = TARGET_EAFNOSUPPORT, | |
655 | [EADDRINUSE] = TARGET_EADDRINUSE, | |
656 | [EADDRNOTAVAIL] = TARGET_EADDRNOTAVAIL, | |
657 | [ENETDOWN] = TARGET_ENETDOWN, | |
658 | [ENETUNREACH] = TARGET_ENETUNREACH, | |
659 | [ENETRESET] = TARGET_ENETRESET, | |
660 | [ECONNABORTED] = TARGET_ECONNABORTED, | |
661 | [ECONNRESET] = TARGET_ECONNRESET, | |
662 | [ENOBUFS] = TARGET_ENOBUFS, | |
663 | [EISCONN] = TARGET_EISCONN, | |
664 | [ENOTCONN] = TARGET_ENOTCONN, | |
665 | [EUCLEAN] = TARGET_EUCLEAN, | |
666 | [ENOTNAM] = TARGET_ENOTNAM, | |
667 | [ENAVAIL] = TARGET_ENAVAIL, | |
668 | [EISNAM] = TARGET_EISNAM, | |
669 | [EREMOTEIO] = TARGET_EREMOTEIO, | |
670 | [ESHUTDOWN] = TARGET_ESHUTDOWN, | |
671 | [ETOOMANYREFS] = TARGET_ETOOMANYREFS, | |
672 | [ETIMEDOUT] = TARGET_ETIMEDOUT, | |
673 | [ECONNREFUSED] = TARGET_ECONNREFUSED, | |
674 | [EHOSTDOWN] = TARGET_EHOSTDOWN, | |
675 | [EHOSTUNREACH] = TARGET_EHOSTUNREACH, | |
676 | [EALREADY] = TARGET_EALREADY, | |
677 | [EINPROGRESS] = TARGET_EINPROGRESS, | |
678 | [ESTALE] = TARGET_ESTALE, | |
679 | [ECANCELED] = TARGET_ECANCELED, | |
680 | [ENOMEDIUM] = TARGET_ENOMEDIUM, | |
681 | [EMEDIUMTYPE] = TARGET_EMEDIUMTYPE, | |
b7fe5db7 | 682 | #ifdef ENOKEY |
637947f1 | 683 | [ENOKEY] = TARGET_ENOKEY, |
b7fe5db7 TS |
684 | #endif |
685 | #ifdef EKEYEXPIRED | |
637947f1 | 686 | [EKEYEXPIRED] = TARGET_EKEYEXPIRED, |
b7fe5db7 TS |
687 | #endif |
688 | #ifdef EKEYREVOKED | |
637947f1 | 689 | [EKEYREVOKED] = TARGET_EKEYREVOKED, |
b7fe5db7 TS |
690 | #endif |
691 | #ifdef EKEYREJECTED | |
637947f1 | 692 | [EKEYREJECTED] = TARGET_EKEYREJECTED, |
b7fe5db7 TS |
693 | #endif |
694 | #ifdef EOWNERDEAD | |
637947f1 | 695 | [EOWNERDEAD] = TARGET_EOWNERDEAD, |
b7fe5db7 TS |
696 | #endif |
697 | #ifdef ENOTRECOVERABLE | |
637947f1 | 698 | [ENOTRECOVERABLE] = TARGET_ENOTRECOVERABLE, |
b7fe5db7 | 699 | #endif |
b92c47c1 | 700 | }; |
637947f1 TS |
701 | |
702 | static inline int host_to_target_errno(int err) | |
703 | { | |
704 | if(host_to_target_errno_table[err]) | |
705 | return host_to_target_errno_table[err]; | |
706 | return err; | |
707 | } | |
708 | ||
b92c47c1 TS |
709 | static inline int target_to_host_errno(int err) |
710 | { | |
711 | if (target_to_host_errno_table[err]) | |
712 | return target_to_host_errno_table[err]; | |
713 | return err; | |
714 | } | |
715 | ||
992f48a0 | 716 | static inline abi_long get_errno(abi_long ret) |
31e31b8a FB |
717 | { |
718 | if (ret == -1) | |
637947f1 | 719 | return -host_to_target_errno(errno); |
31e31b8a FB |
720 | else |
721 | return ret; | |
722 | } | |
723 | ||
992f48a0 | 724 | static inline int is_error(abi_long ret) |
31e31b8a | 725 | { |
992f48a0 | 726 | return (abi_ulong)ret >= (abi_ulong)(-4096); |
31e31b8a FB |
727 | } |
728 | ||
b92c47c1 TS |
729 | char *target_strerror(int err) |
730 | { | |
731 | return strerror(target_to_host_errno(err)); | |
732 | } | |
733 | ||
992f48a0 BS |
734 | static abi_ulong target_brk; |
735 | static abi_ulong target_original_brk; | |
4d1de87c | 736 | static abi_ulong brk_page; |
31e31b8a | 737 | |
992f48a0 | 738 | void target_set_brk(abi_ulong new_brk) |
31e31b8a | 739 | { |
4c1de73d | 740 | target_original_brk = target_brk = HOST_PAGE_ALIGN(new_brk); |
4d1de87c | 741 | brk_page = HOST_PAGE_ALIGN(target_brk); |
31e31b8a FB |
742 | } |
743 | ||
4d1de87c CV |
744 | //#define DEBUGF_BRK(message, args...) do { fprintf(stderr, (message), ## args); } while (0) |
745 | #define DEBUGF_BRK(message, args...) | |
746 | ||
0da46a6e | 747 | /* do_brk() must return target values and target errnos. */ |
992f48a0 | 748 | abi_long do_brk(abi_ulong new_brk) |
31e31b8a | 749 | { |
992f48a0 | 750 | abi_long mapped_addr; |
31e31b8a FB |
751 | int new_alloc_size; |
752 | ||
4d1de87c CV |
753 | DEBUGF_BRK("do_brk(%#010x) -> ", new_brk); |
754 | ||
755 | if (!new_brk) { | |
756 | DEBUGF_BRK("%#010x (!new_brk)\n", target_brk); | |
53a5960a | 757 | return target_brk; |
4d1de87c CV |
758 | } |
759 | if (new_brk < target_original_brk) { | |
760 | DEBUGF_BRK("%#010x (new_brk < target_original_brk)\n", target_brk); | |
7ab240ad | 761 | return target_brk; |
4d1de87c | 762 | } |
3b46e624 | 763 | |
4d1de87c CV |
764 | /* If the new brk is less than the highest page reserved to the |
765 | * target heap allocation, set it and we're almost done... */ | |
766 | if (new_brk <= brk_page) { | |
767 | /* Heap contents are initialized to zero, as for anonymous | |
768 | * mapped pages. */ | |
769 | if (new_brk > target_brk) { | |
770 | memset(g2h(target_brk), 0, new_brk - target_brk); | |
771 | } | |
31e31b8a | 772 | target_brk = new_brk; |
4d1de87c | 773 | DEBUGF_BRK("%#010x (new_brk <= brk_page)\n", target_brk); |
53a5960a | 774 | return target_brk; |
31e31b8a FB |
775 | } |
776 | ||
00faf08c PM |
777 | /* We need to allocate more memory after the brk... Note that |
778 | * we don't use MAP_FIXED because that will map over the top of | |
779 | * any existing mapping (like the one with the host libc or qemu | |
780 | * itself); instead we treat "mapped but at wrong address" as | |
781 | * a failure and unmap again. | |
782 | */ | |
4d1de87c | 783 | new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page); |
5fafdf24 | 784 | mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size, |
54936004 | 785 | PROT_READ|PROT_WRITE, |
00faf08c PM |
786 | MAP_ANON|MAP_PRIVATE, 0, 0)); |
787 | ||
788 | if (mapped_addr == brk_page) { | |
789 | target_brk = new_brk; | |
4d1de87c CV |
790 | brk_page = HOST_PAGE_ALIGN(target_brk); |
791 | DEBUGF_BRK("%#010x (mapped_addr == brk_page)\n", target_brk); | |
00faf08c PM |
792 | return target_brk; |
793 | } else if (mapped_addr != -1) { | |
794 | /* Mapped but at wrong address, meaning there wasn't actually | |
795 | * enough space for this brk. | |
796 | */ | |
797 | target_munmap(mapped_addr, new_alloc_size); | |
798 | mapped_addr = -1; | |
4d1de87c CV |
799 | DEBUGF_BRK("%#010x (mapped_addr != -1)\n", target_brk); |
800 | } | |
801 | else { | |
802 | DEBUGF_BRK("%#010x (otherwise)\n", target_brk); | |
00faf08c | 803 | } |
7ab240ad | 804 | |
7dd46c02 RH |
805 | #if defined(TARGET_ALPHA) |
806 | /* We (partially) emulate OSF/1 on Alpha, which requires we | |
807 | return a proper errno, not an unchanged brk value. */ | |
00faf08c | 808 | return -TARGET_ENOMEM; |
7dd46c02 | 809 | #endif |
00faf08c | 810 | /* For everything else, return the previous break. */ |
7ab240ad | 811 | return target_brk; |
31e31b8a FB |
812 | } |
813 | ||
26edcf41 TS |
814 | static inline abi_long copy_from_user_fdset(fd_set *fds, |
815 | abi_ulong target_fds_addr, | |
816 | int n) | |
31e31b8a | 817 | { |
26edcf41 TS |
818 | int i, nw, j, k; |
819 | abi_ulong b, *target_fds; | |
820 | ||
821 | nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS; | |
822 | if (!(target_fds = lock_user(VERIFY_READ, | |
823 | target_fds_addr, | |
824 | sizeof(abi_ulong) * nw, | |
825 | 1))) | |
826 | return -TARGET_EFAULT; | |
827 | ||
828 | FD_ZERO(fds); | |
829 | k = 0; | |
830 | for (i = 0; i < nw; i++) { | |
831 | /* grab the abi_ulong */ | |
832 | __get_user(b, &target_fds[i]); | |
833 | for (j = 0; j < TARGET_ABI_BITS; j++) { | |
834 | /* check the bit inside the abi_ulong */ | |
835 | if ((b >> j) & 1) | |
836 | FD_SET(k, fds); | |
837 | k++; | |
31e31b8a | 838 | } |
31e31b8a | 839 | } |
26edcf41 TS |
840 | |
841 | unlock_user(target_fds, target_fds_addr, 0); | |
842 | ||
843 | return 0; | |
31e31b8a FB |
844 | } |
845 | ||
055e0906 MF |
846 | static inline abi_ulong copy_from_user_fdset_ptr(fd_set *fds, fd_set **fds_ptr, |
847 | abi_ulong target_fds_addr, | |
848 | int n) | |
849 | { | |
850 | if (target_fds_addr) { | |
851 | if (copy_from_user_fdset(fds, target_fds_addr, n)) | |
852 | return -TARGET_EFAULT; | |
853 | *fds_ptr = fds; | |
854 | } else { | |
855 | *fds_ptr = NULL; | |
856 | } | |
857 | return 0; | |
858 | } | |
859 | ||
26edcf41 TS |
860 | static inline abi_long copy_to_user_fdset(abi_ulong target_fds_addr, |
861 | const fd_set *fds, | |
862 | int n) | |
31e31b8a | 863 | { |
31e31b8a | 864 | int i, nw, j, k; |
992f48a0 | 865 | abi_long v; |
26edcf41 | 866 | abi_ulong *target_fds; |
31e31b8a | 867 | |
26edcf41 TS |
868 | nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS; |
869 | if (!(target_fds = lock_user(VERIFY_WRITE, | |
870 | target_fds_addr, | |
871 | sizeof(abi_ulong) * nw, | |
872 | 0))) | |
873 | return -TARGET_EFAULT; | |
874 | ||
875 | k = 0; | |
876 | for (i = 0; i < nw; i++) { | |
877 | v = 0; | |
878 | for (j = 0; j < TARGET_ABI_BITS; j++) { | |
879 | v |= ((FD_ISSET(k, fds) != 0) << j); | |
880 | k++; | |
31e31b8a | 881 | } |
26edcf41 | 882 | __put_user(v, &target_fds[i]); |
31e31b8a | 883 | } |
26edcf41 TS |
884 | |
885 | unlock_user(target_fds, target_fds_addr, sizeof(abi_ulong) * nw); | |
886 | ||
887 | return 0; | |
31e31b8a FB |
888 | } |
889 | ||
c596ed17 FB |
890 | #if defined(__alpha__) |
891 | #define HOST_HZ 1024 | |
892 | #else | |
893 | #define HOST_HZ 100 | |
894 | #endif | |
895 | ||
992f48a0 | 896 | static inline abi_long host_to_target_clock_t(long ticks) |
c596ed17 FB |
897 | { |
898 | #if HOST_HZ == TARGET_HZ | |
899 | return ticks; | |
900 | #else | |
901 | return ((int64_t)ticks * TARGET_HZ) / HOST_HZ; | |
902 | #endif | |
903 | } | |
904 | ||
579a97f7 FB |
905 | static inline abi_long host_to_target_rusage(abi_ulong target_addr, |
906 | const struct rusage *rusage) | |
b409186b | 907 | { |
53a5960a PB |
908 | struct target_rusage *target_rusage; |
909 | ||
579a97f7 FB |
910 | if (!lock_user_struct(VERIFY_WRITE, target_rusage, target_addr, 0)) |
911 | return -TARGET_EFAULT; | |
b409186b FB |
912 | target_rusage->ru_utime.tv_sec = tswapl(rusage->ru_utime.tv_sec); |
913 | target_rusage->ru_utime.tv_usec = tswapl(rusage->ru_utime.tv_usec); | |
914 | target_rusage->ru_stime.tv_sec = tswapl(rusage->ru_stime.tv_sec); | |
915 | target_rusage->ru_stime.tv_usec = tswapl(rusage->ru_stime.tv_usec); | |
916 | target_rusage->ru_maxrss = tswapl(rusage->ru_maxrss); | |
917 | target_rusage->ru_ixrss = tswapl(rusage->ru_ixrss); | |
918 | target_rusage->ru_idrss = tswapl(rusage->ru_idrss); | |
919 | target_rusage->ru_isrss = tswapl(rusage->ru_isrss); | |
920 | target_rusage->ru_minflt = tswapl(rusage->ru_minflt); | |
921 | target_rusage->ru_majflt = tswapl(rusage->ru_majflt); | |
922 | target_rusage->ru_nswap = tswapl(rusage->ru_nswap); | |
923 | target_rusage->ru_inblock = tswapl(rusage->ru_inblock); | |
924 | target_rusage->ru_oublock = tswapl(rusage->ru_oublock); | |
925 | target_rusage->ru_msgsnd = tswapl(rusage->ru_msgsnd); | |
926 | target_rusage->ru_msgrcv = tswapl(rusage->ru_msgrcv); | |
927 | target_rusage->ru_nsignals = tswapl(rusage->ru_nsignals); | |
928 | target_rusage->ru_nvcsw = tswapl(rusage->ru_nvcsw); | |
929 | target_rusage->ru_nivcsw = tswapl(rusage->ru_nivcsw); | |
53a5960a | 930 | unlock_user_struct(target_rusage, target_addr, 1); |
579a97f7 FB |
931 | |
932 | return 0; | |
b409186b FB |
933 | } |
934 | ||
81bbe906 TY |
935 | static inline rlim_t target_to_host_rlim(target_ulong target_rlim) |
936 | { | |
95b33b2f WT |
937 | target_ulong target_rlim_swap; |
938 | rlim_t result; | |
939 | ||
940 | target_rlim_swap = tswapl(target_rlim); | |
941 | if (target_rlim_swap == TARGET_RLIM_INFINITY || target_rlim_swap != (rlim_t)target_rlim_swap) | |
942 | result = RLIM_INFINITY; | |
81bbe906 | 943 | else |
95b33b2f WT |
944 | result = target_rlim_swap; |
945 | ||
946 | return result; | |
81bbe906 TY |
947 | } |
948 | ||
949 | static inline target_ulong host_to_target_rlim(rlim_t rlim) | |
950 | { | |
95b33b2f WT |
951 | target_ulong target_rlim_swap; |
952 | target_ulong result; | |
953 | ||
81bbe906 | 954 | if (rlim == RLIM_INFINITY || rlim != (target_long)rlim) |
95b33b2f | 955 | target_rlim_swap = TARGET_RLIM_INFINITY; |
81bbe906 | 956 | else |
95b33b2f WT |
957 | target_rlim_swap = rlim; |
958 | result = tswapl(target_rlim_swap); | |
959 | ||
960 | return result; | |
81bbe906 TY |
961 | } |
962 | ||
e22b7015 WT |
963 | static inline int target_to_host_resource(int code) |
964 | { | |
965 | switch (code) { | |
966 | case TARGET_RLIMIT_AS: | |
967 | return RLIMIT_AS; | |
968 | case TARGET_RLIMIT_CORE: | |
969 | return RLIMIT_CORE; | |
970 | case TARGET_RLIMIT_CPU: | |
971 | return RLIMIT_CPU; | |
972 | case TARGET_RLIMIT_DATA: | |
973 | return RLIMIT_DATA; | |
974 | case TARGET_RLIMIT_FSIZE: | |
975 | return RLIMIT_FSIZE; | |
976 | case TARGET_RLIMIT_LOCKS: | |
977 | return RLIMIT_LOCKS; | |
978 | case TARGET_RLIMIT_MEMLOCK: | |
979 | return RLIMIT_MEMLOCK; | |
980 | case TARGET_RLIMIT_MSGQUEUE: | |
981 | return RLIMIT_MSGQUEUE; | |
982 | case TARGET_RLIMIT_NICE: | |
983 | return RLIMIT_NICE; | |
984 | case TARGET_RLIMIT_NOFILE: | |
985 | return RLIMIT_NOFILE; | |
986 | case TARGET_RLIMIT_NPROC: | |
987 | return RLIMIT_NPROC; | |
988 | case TARGET_RLIMIT_RSS: | |
989 | return RLIMIT_RSS; | |
990 | case TARGET_RLIMIT_RTPRIO: | |
991 | return RLIMIT_RTPRIO; | |
992 | case TARGET_RLIMIT_SIGPENDING: | |
993 | return RLIMIT_SIGPENDING; | |
994 | case TARGET_RLIMIT_STACK: | |
995 | return RLIMIT_STACK; | |
996 | default: | |
997 | return code; | |
998 | } | |
999 | } | |
1000 | ||
788f5ec4 TS |
1001 | static inline abi_long copy_from_user_timeval(struct timeval *tv, |
1002 | abi_ulong target_tv_addr) | |
31e31b8a | 1003 | { |
53a5960a PB |
1004 | struct target_timeval *target_tv; |
1005 | ||
788f5ec4 | 1006 | if (!lock_user_struct(VERIFY_READ, target_tv, target_tv_addr, 1)) |
579a97f7 | 1007 | return -TARGET_EFAULT; |
788f5ec4 TS |
1008 | |
1009 | __get_user(tv->tv_sec, &target_tv->tv_sec); | |
1010 | __get_user(tv->tv_usec, &target_tv->tv_usec); | |
1011 | ||
1012 | unlock_user_struct(target_tv, target_tv_addr, 0); | |
579a97f7 FB |
1013 | |
1014 | return 0; | |
31e31b8a FB |
1015 | } |
1016 | ||
788f5ec4 TS |
1017 | static inline abi_long copy_to_user_timeval(abi_ulong target_tv_addr, |
1018 | const struct timeval *tv) | |
31e31b8a | 1019 | { |
53a5960a PB |
1020 | struct target_timeval *target_tv; |
1021 | ||
788f5ec4 | 1022 | if (!lock_user_struct(VERIFY_WRITE, target_tv, target_tv_addr, 0)) |
579a97f7 | 1023 | return -TARGET_EFAULT; |
788f5ec4 TS |
1024 | |
1025 | __put_user(tv->tv_sec, &target_tv->tv_sec); | |
1026 | __put_user(tv->tv_usec, &target_tv->tv_usec); | |
1027 | ||
1028 | unlock_user_struct(target_tv, target_tv_addr, 1); | |
579a97f7 FB |
1029 | |
1030 | return 0; | |
31e31b8a FB |
1031 | } |
1032 | ||
8ec9cf89 NF |
1033 | #if defined(TARGET_NR_mq_open) && defined(__NR_mq_open) |
1034 | #include <mqueue.h> | |
1035 | ||
24e1003a AJ |
1036 | static inline abi_long copy_from_user_mq_attr(struct mq_attr *attr, |
1037 | abi_ulong target_mq_attr_addr) | |
1038 | { | |
1039 | struct target_mq_attr *target_mq_attr; | |
1040 | ||
1041 | if (!lock_user_struct(VERIFY_READ, target_mq_attr, | |
1042 | target_mq_attr_addr, 1)) | |
1043 | return -TARGET_EFAULT; | |
1044 | ||
1045 | __get_user(attr->mq_flags, &target_mq_attr->mq_flags); | |
1046 | __get_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg); | |
1047 | __get_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize); | |
1048 | __get_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs); | |
1049 | ||
1050 | unlock_user_struct(target_mq_attr, target_mq_attr_addr, 0); | |
1051 | ||
1052 | return 0; | |
1053 | } | |
1054 | ||
1055 | static inline abi_long copy_to_user_mq_attr(abi_ulong target_mq_attr_addr, | |
1056 | const struct mq_attr *attr) | |
1057 | { | |
1058 | struct target_mq_attr *target_mq_attr; | |
1059 | ||
1060 | if (!lock_user_struct(VERIFY_WRITE, target_mq_attr, | |
1061 | target_mq_attr_addr, 0)) | |
1062 | return -TARGET_EFAULT; | |
1063 | ||
1064 | __put_user(attr->mq_flags, &target_mq_attr->mq_flags); | |
1065 | __put_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg); | |
1066 | __put_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize); | |
1067 | __put_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs); | |
1068 | ||
1069 | unlock_user_struct(target_mq_attr, target_mq_attr_addr, 1); | |
1070 | ||
1071 | return 0; | |
1072 | } | |
8ec9cf89 | 1073 | #endif |
31e31b8a | 1074 | |
055e0906 | 1075 | #if defined(TARGET_NR_select) || defined(TARGET_NR__newselect) |
0da46a6e | 1076 | /* do_select() must return target values and target errnos. */ |
992f48a0 | 1077 | static abi_long do_select(int n, |
26edcf41 TS |
1078 | abi_ulong rfd_addr, abi_ulong wfd_addr, |
1079 | abi_ulong efd_addr, abi_ulong target_tv_addr) | |
31e31b8a FB |
1080 | { |
1081 | fd_set rfds, wfds, efds; | |
1082 | fd_set *rfds_ptr, *wfds_ptr, *efds_ptr; | |
1083 | struct timeval tv, *tv_ptr; | |
992f48a0 | 1084 | abi_long ret; |
31e31b8a | 1085 | |
055e0906 MF |
1086 | ret = copy_from_user_fdset_ptr(&rfds, &rfds_ptr, rfd_addr, n); |
1087 | if (ret) { | |
1088 | return ret; | |
53a5960a | 1089 | } |
055e0906 MF |
1090 | ret = copy_from_user_fdset_ptr(&wfds, &wfds_ptr, wfd_addr, n); |
1091 | if (ret) { | |
1092 | return ret; | |
53a5960a | 1093 | } |
055e0906 MF |
1094 | ret = copy_from_user_fdset_ptr(&efds, &efds_ptr, efd_addr, n); |
1095 | if (ret) { | |
1096 | return ret; | |
53a5960a | 1097 | } |
3b46e624 | 1098 | |
26edcf41 | 1099 | if (target_tv_addr) { |
788f5ec4 TS |
1100 | if (copy_from_user_timeval(&tv, target_tv_addr)) |
1101 | return -TARGET_EFAULT; | |
31e31b8a FB |
1102 | tv_ptr = &tv; |
1103 | } else { | |
1104 | tv_ptr = NULL; | |
1105 | } | |
26edcf41 | 1106 | |
31e31b8a | 1107 | ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr)); |
53a5960a | 1108 | |
26edcf41 TS |
1109 | if (!is_error(ret)) { |
1110 | if (rfd_addr && copy_to_user_fdset(rfd_addr, &rfds, n)) | |
1111 | return -TARGET_EFAULT; | |
1112 | if (wfd_addr && copy_to_user_fdset(wfd_addr, &wfds, n)) | |
1113 | return -TARGET_EFAULT; | |
1114 | if (efd_addr && copy_to_user_fdset(efd_addr, &efds, n)) | |
1115 | return -TARGET_EFAULT; | |
31e31b8a | 1116 | |
788f5ec4 TS |
1117 | if (target_tv_addr && copy_to_user_timeval(target_tv_addr, &tv)) |
1118 | return -TARGET_EFAULT; | |
31e31b8a | 1119 | } |
579a97f7 | 1120 | |
31e31b8a FB |
1121 | return ret; |
1122 | } | |
055e0906 | 1123 | #endif |
31e31b8a | 1124 | |
099d6b0f RV |
1125 | static abi_long do_pipe2(int host_pipe[], int flags) |
1126 | { | |
1127 | #ifdef CONFIG_PIPE2 | |
1128 | return pipe2(host_pipe, flags); | |
1129 | #else | |
1130 | return -ENOSYS; | |
1131 | #endif | |
1132 | } | |
1133 | ||
fb41a66e RH |
1134 | static abi_long do_pipe(void *cpu_env, abi_ulong pipedes, |
1135 | int flags, int is_pipe2) | |
099d6b0f RV |
1136 | { |
1137 | int host_pipe[2]; | |
1138 | abi_long ret; | |
1139 | ret = flags ? do_pipe2(host_pipe, flags) : pipe(host_pipe); | |
1140 | ||
1141 | if (is_error(ret)) | |
1142 | return get_errno(ret); | |
fb41a66e RH |
1143 | |
1144 | /* Several targets have special calling conventions for the original | |
1145 | pipe syscall, but didn't replicate this into the pipe2 syscall. */ | |
1146 | if (!is_pipe2) { | |
1147 | #if defined(TARGET_ALPHA) | |
1148 | ((CPUAlphaState *)cpu_env)->ir[IR_A4] = host_pipe[1]; | |
1149 | return host_pipe[0]; | |
1150 | #elif defined(TARGET_MIPS) | |
1151 | ((CPUMIPSState*)cpu_env)->active_tc.gpr[3] = host_pipe[1]; | |
1152 | return host_pipe[0]; | |
1153 | #elif defined(TARGET_SH4) | |
597c0212 | 1154 | ((CPUSH4State*)cpu_env)->gregs[1] = host_pipe[1]; |
fb41a66e | 1155 | return host_pipe[0]; |
597c0212 | 1156 | #endif |
fb41a66e RH |
1157 | } |
1158 | ||
099d6b0f RV |
1159 | if (put_user_s32(host_pipe[0], pipedes) |
1160 | || put_user_s32(host_pipe[1], pipedes + sizeof(host_pipe[0]))) | |
1161 | return -TARGET_EFAULT; | |
099d6b0f RV |
1162 | return get_errno(ret); |
1163 | } | |
1164 | ||
b975b83b LL |
1165 | static inline abi_long target_to_host_ip_mreq(struct ip_mreqn *mreqn, |
1166 | abi_ulong target_addr, | |
1167 | socklen_t len) | |
1168 | { | |
1169 | struct target_ip_mreqn *target_smreqn; | |
1170 | ||
1171 | target_smreqn = lock_user(VERIFY_READ, target_addr, len, 1); | |
1172 | if (!target_smreqn) | |
1173 | return -TARGET_EFAULT; | |
1174 | mreqn->imr_multiaddr.s_addr = target_smreqn->imr_multiaddr.s_addr; | |
1175 | mreqn->imr_address.s_addr = target_smreqn->imr_address.s_addr; | |
1176 | if (len == sizeof(struct target_ip_mreqn)) | |
1177 | mreqn->imr_ifindex = tswapl(target_smreqn->imr_ifindex); | |
1178 | unlock_user(target_smreqn, target_addr, 0); | |
1179 | ||
1180 | return 0; | |
1181 | } | |
1182 | ||
579a97f7 FB |
1183 | static inline abi_long target_to_host_sockaddr(struct sockaddr *addr, |
1184 | abi_ulong target_addr, | |
1185 | socklen_t len) | |
7854b056 | 1186 | { |
607175e0 AJ |
1187 | const socklen_t unix_maxlen = sizeof (struct sockaddr_un); |
1188 | sa_family_t sa_family; | |
53a5960a PB |
1189 | struct target_sockaddr *target_saddr; |
1190 | ||
579a97f7 FB |
1191 | target_saddr = lock_user(VERIFY_READ, target_addr, len, 1); |
1192 | if (!target_saddr) | |
1193 | return -TARGET_EFAULT; | |
607175e0 AJ |
1194 | |
1195 | sa_family = tswap16(target_saddr->sa_family); | |
1196 | ||
1197 | /* Oops. The caller might send a incomplete sun_path; sun_path | |
1198 | * must be terminated by \0 (see the manual page), but | |
1199 | * unfortunately it is quite common to specify sockaddr_un | |
1200 | * length as "strlen(x->sun_path)" while it should be | |
1201 | * "strlen(...) + 1". We'll fix that here if needed. | |
1202 | * Linux kernel has a similar feature. | |
1203 | */ | |
1204 | ||
1205 | if (sa_family == AF_UNIX) { | |
1206 | if (len < unix_maxlen && len > 0) { | |
1207 | char *cp = (char*)target_saddr; | |
1208 | ||
1209 | if ( cp[len-1] && !cp[len] ) | |
1210 | len++; | |
1211 | } | |
1212 | if (len > unix_maxlen) | |
1213 | len = unix_maxlen; | |
1214 | } | |
1215 | ||
53a5960a | 1216 | memcpy(addr, target_saddr, len); |
607175e0 | 1217 | addr->sa_family = sa_family; |
53a5960a | 1218 | unlock_user(target_saddr, target_addr, 0); |
579a97f7 FB |
1219 | |
1220 | return 0; | |
7854b056 FB |
1221 | } |
1222 | ||
579a97f7 FB |
1223 | static inline abi_long host_to_target_sockaddr(abi_ulong target_addr, |
1224 | struct sockaddr *addr, | |
1225 | socklen_t len) | |
7854b056 | 1226 | { |
53a5960a PB |
1227 | struct target_sockaddr *target_saddr; |
1228 | ||
579a97f7 FB |
1229 | target_saddr = lock_user(VERIFY_WRITE, target_addr, len, 0); |
1230 | if (!target_saddr) | |
1231 | return -TARGET_EFAULT; | |
53a5960a PB |
1232 | memcpy(target_saddr, addr, len); |
1233 | target_saddr->sa_family = tswap16(addr->sa_family); | |
1234 | unlock_user(target_saddr, target_addr, len); | |
579a97f7 FB |
1235 | |
1236 | return 0; | |
7854b056 FB |
1237 | } |
1238 | ||
53a5960a | 1239 | /* ??? Should this also swap msgh->name? */ |
5a4a898d FB |
1240 | static inline abi_long target_to_host_cmsg(struct msghdr *msgh, |
1241 | struct target_msghdr *target_msgh) | |
7854b056 FB |
1242 | { |
1243 | struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); | |
5a4a898d FB |
1244 | abi_long msg_controllen; |
1245 | abi_ulong target_cmsg_addr; | |
1246 | struct target_cmsghdr *target_cmsg; | |
7854b056 | 1247 | socklen_t space = 0; |
5a4a898d FB |
1248 | |
1249 | msg_controllen = tswapl(target_msgh->msg_controllen); | |
1250 | if (msg_controllen < sizeof (struct target_cmsghdr)) | |
1251 | goto the_end; | |
1252 | target_cmsg_addr = tswapl(target_msgh->msg_control); | |
1253 | target_cmsg = lock_user(VERIFY_READ, target_cmsg_addr, msg_controllen, 1); | |
1254 | if (!target_cmsg) | |
1255 | return -TARGET_EFAULT; | |
7854b056 FB |
1256 | |
1257 | while (cmsg && target_cmsg) { | |
1258 | void *data = CMSG_DATA(cmsg); | |
1259 | void *target_data = TARGET_CMSG_DATA(target_cmsg); | |
1260 | ||
5fafdf24 | 1261 | int len = tswapl(target_cmsg->cmsg_len) |
7854b056 FB |
1262 | - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr)); |
1263 | ||
1264 | space += CMSG_SPACE(len); | |
1265 | if (space > msgh->msg_controllen) { | |
1266 | space -= CMSG_SPACE(len); | |
31febb71 | 1267 | gemu_log("Host cmsg overflow\n"); |
7854b056 FB |
1268 | break; |
1269 | } | |
1270 | ||
1271 | cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level); | |
1272 | cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type); | |
1273 | cmsg->cmsg_len = CMSG_LEN(len); | |
1274 | ||
3532fa74 | 1275 | if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { |
7854b056 FB |
1276 | gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type); |
1277 | memcpy(data, target_data, len); | |
1278 | } else { | |
1279 | int *fd = (int *)data; | |
1280 | int *target_fd = (int *)target_data; | |
1281 | int i, numfds = len / sizeof(int); | |
1282 | ||
1283 | for (i = 0; i < numfds; i++) | |
1284 | fd[i] = tswap32(target_fd[i]); | |
1285 | } | |
1286 | ||
1287 | cmsg = CMSG_NXTHDR(msgh, cmsg); | |
1288 | target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); | |
1289 | } | |
5a4a898d FB |
1290 | unlock_user(target_cmsg, target_cmsg_addr, 0); |
1291 | the_end: | |
7854b056 | 1292 | msgh->msg_controllen = space; |
5a4a898d | 1293 | return 0; |
7854b056 FB |
1294 | } |
1295 | ||
53a5960a | 1296 | /* ??? Should this also swap msgh->name? */ |
5a4a898d FB |
1297 | static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, |
1298 | struct msghdr *msgh) | |
7854b056 FB |
1299 | { |
1300 | struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); | |
5a4a898d FB |
1301 | abi_long msg_controllen; |
1302 | abi_ulong target_cmsg_addr; | |
1303 | struct target_cmsghdr *target_cmsg; | |
7854b056 FB |
1304 | socklen_t space = 0; |
1305 | ||
5a4a898d FB |
1306 | msg_controllen = tswapl(target_msgh->msg_controllen); |
1307 | if (msg_controllen < sizeof (struct target_cmsghdr)) | |
1308 | goto the_end; | |
1309 | target_cmsg_addr = tswapl(target_msgh->msg_control); | |
1310 | target_cmsg = lock_user(VERIFY_WRITE, target_cmsg_addr, msg_controllen, 0); | |
1311 | if (!target_cmsg) | |
1312 | return -TARGET_EFAULT; | |
1313 | ||
7854b056 FB |
1314 | while (cmsg && target_cmsg) { |
1315 | void *data = CMSG_DATA(cmsg); | |
1316 | void *target_data = TARGET_CMSG_DATA(target_cmsg); | |
1317 | ||
1318 | int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr)); | |
1319 | ||
1320 | space += TARGET_CMSG_SPACE(len); | |
5a4a898d | 1321 | if (space > msg_controllen) { |
7854b056 | 1322 | space -= TARGET_CMSG_SPACE(len); |
31febb71 | 1323 | gemu_log("Target cmsg overflow\n"); |
7854b056 FB |
1324 | break; |
1325 | } | |
1326 | ||
1327 | target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level); | |
1328 | target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type); | |
1329 | target_cmsg->cmsg_len = tswapl(TARGET_CMSG_LEN(len)); | |
1330 | ||
3532fa74 | 1331 | if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { |
7854b056 FB |
1332 | gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type); |
1333 | memcpy(target_data, data, len); | |
1334 | } else { | |
1335 | int *fd = (int *)data; | |
1336 | int *target_fd = (int *)target_data; | |
1337 | int i, numfds = len / sizeof(int); | |
1338 | ||
1339 | for (i = 0; i < numfds; i++) | |
1340 | target_fd[i] = tswap32(fd[i]); | |
1341 | } | |
1342 | ||
1343 | cmsg = CMSG_NXTHDR(msgh, cmsg); | |
1344 | target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); | |
1345 | } | |
5a4a898d FB |
1346 | unlock_user(target_cmsg, target_cmsg_addr, space); |
1347 | the_end: | |
1348 | target_msgh->msg_controllen = tswapl(space); | |
1349 | return 0; | |
7854b056 FB |
1350 | } |
1351 | ||
0da46a6e | 1352 | /* do_setsockopt() Must return target values and target errnos. */ |
992f48a0 | 1353 | static abi_long do_setsockopt(int sockfd, int level, int optname, |
2f619698 | 1354 | abi_ulong optval_addr, socklen_t optlen) |
7854b056 | 1355 | { |
992f48a0 | 1356 | abi_long ret; |
32407103 | 1357 | int val; |
b975b83b | 1358 | struct ip_mreqn *ip_mreq; |
6e3cb58f | 1359 | struct ip_mreq_source *ip_mreq_source; |
3b46e624 | 1360 | |
8853f86e FB |
1361 | switch(level) { |
1362 | case SOL_TCP: | |
7854b056 | 1363 | /* TCP options all take an 'int' value. */ |
7854b056 | 1364 | if (optlen < sizeof(uint32_t)) |
0da46a6e | 1365 | return -TARGET_EINVAL; |
3b46e624 | 1366 | |
2f619698 FB |
1367 | if (get_user_u32(val, optval_addr)) |
1368 | return -TARGET_EFAULT; | |
8853f86e FB |
1369 | ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); |
1370 | break; | |
1371 | case SOL_IP: | |
1372 | switch(optname) { | |
2efbe911 FB |
1373 | case IP_TOS: |
1374 | case IP_TTL: | |
8853f86e | 1375 | case IP_HDRINCL: |
2efbe911 FB |
1376 | case IP_ROUTER_ALERT: |
1377 | case IP_RECVOPTS: | |
1378 | case IP_RETOPTS: | |
1379 | case IP_PKTINFO: | |
1380 | case IP_MTU_DISCOVER: | |
1381 | case IP_RECVERR: | |
1382 | case IP_RECVTOS: | |
1383 | #ifdef IP_FREEBIND | |
1384 | case IP_FREEBIND: | |
1385 | #endif | |
1386 | case IP_MULTICAST_TTL: | |
1387 | case IP_MULTICAST_LOOP: | |
8853f86e FB |
1388 | val = 0; |
1389 | if (optlen >= sizeof(uint32_t)) { | |
2f619698 FB |
1390 | if (get_user_u32(val, optval_addr)) |
1391 | return -TARGET_EFAULT; | |
8853f86e | 1392 | } else if (optlen >= 1) { |
2f619698 FB |
1393 | if (get_user_u8(val, optval_addr)) |
1394 | return -TARGET_EFAULT; | |
8853f86e FB |
1395 | } |
1396 | ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); | |
1397 | break; | |
b975b83b LL |
1398 | case IP_ADD_MEMBERSHIP: |
1399 | case IP_DROP_MEMBERSHIP: | |
1400 | if (optlen < sizeof (struct target_ip_mreq) || | |
1401 | optlen > sizeof (struct target_ip_mreqn)) | |
1402 | return -TARGET_EINVAL; | |
1403 | ||
1404 | ip_mreq = (struct ip_mreqn *) alloca(optlen); | |
1405 | target_to_host_ip_mreq(ip_mreq, optval_addr, optlen); | |
1406 | ret = get_errno(setsockopt(sockfd, level, optname, ip_mreq, optlen)); | |
1407 | break; | |
1408 | ||
6e3cb58f LL |
1409 | case IP_BLOCK_SOURCE: |
1410 | case IP_UNBLOCK_SOURCE: | |
1411 | case IP_ADD_SOURCE_MEMBERSHIP: | |
1412 | case IP_DROP_SOURCE_MEMBERSHIP: | |
1413 | if (optlen != sizeof (struct target_ip_mreq_source)) | |
1414 | return -TARGET_EINVAL; | |
1415 | ||
1416 | ip_mreq_source = lock_user(VERIFY_READ, optval_addr, optlen, 1); | |
1417 | ret = get_errno(setsockopt(sockfd, level, optname, ip_mreq_source, optlen)); | |
1418 | unlock_user (ip_mreq_source, optval_addr, 0); | |
1419 | break; | |
1420 | ||
8853f86e FB |
1421 | default: |
1422 | goto unimplemented; | |
1423 | } | |
1424 | break; | |
3532fa74 | 1425 | case TARGET_SOL_SOCKET: |
8853f86e FB |
1426 | switch (optname) { |
1427 | /* Options with 'int' argument. */ | |
3532fa74 FB |
1428 | case TARGET_SO_DEBUG: |
1429 | optname = SO_DEBUG; | |
1430 | break; | |
1431 | case TARGET_SO_REUSEADDR: | |
1432 | optname = SO_REUSEADDR; | |
1433 | break; | |
1434 | case TARGET_SO_TYPE: | |
1435 | optname = SO_TYPE; | |
1436 | break; | |
1437 | case TARGET_SO_ERROR: | |
1438 | optname = SO_ERROR; | |
1439 | break; | |
1440 | case TARGET_SO_DONTROUTE: | |
1441 | optname = SO_DONTROUTE; | |
1442 | break; | |
1443 | case TARGET_SO_BROADCAST: | |
1444 | optname = SO_BROADCAST; | |
1445 | break; | |
1446 | case TARGET_SO_SNDBUF: | |
1447 | optname = SO_SNDBUF; | |
1448 | break; | |
1449 | case TARGET_SO_RCVBUF: | |
1450 | optname = SO_RCVBUF; | |
1451 | break; | |
1452 | case TARGET_SO_KEEPALIVE: | |
1453 | optname = SO_KEEPALIVE; | |
1454 | break; | |
1455 | case TARGET_SO_OOBINLINE: | |
1456 | optname = SO_OOBINLINE; | |
1457 | break; | |
1458 | case TARGET_SO_NO_CHECK: | |
1459 | optname = SO_NO_CHECK; | |
1460 | break; | |
1461 | case TARGET_SO_PRIORITY: | |
1462 | optname = SO_PRIORITY; | |
1463 | break; | |
5e83e8e3 | 1464 | #ifdef SO_BSDCOMPAT |
3532fa74 FB |
1465 | case TARGET_SO_BSDCOMPAT: |
1466 | optname = SO_BSDCOMPAT; | |
1467 | break; | |
5e83e8e3 | 1468 | #endif |
3532fa74 FB |
1469 | case TARGET_SO_PASSCRED: |
1470 | optname = SO_PASSCRED; | |
1471 | break; | |
1472 | case TARGET_SO_TIMESTAMP: | |
1473 | optname = SO_TIMESTAMP; | |
1474 | break; | |
1475 | case TARGET_SO_RCVLOWAT: | |
1476 | optname = SO_RCVLOWAT; | |
1477 | break; | |
1478 | case TARGET_SO_RCVTIMEO: | |
1479 | optname = SO_RCVTIMEO; | |
1480 | break; | |
1481 | case TARGET_SO_SNDTIMEO: | |
1482 | optname = SO_SNDTIMEO; | |
1483 | break; | |
8853f86e FB |
1484 | break; |
1485 | default: | |
1486 | goto unimplemented; | |
1487 | } | |
3532fa74 | 1488 | if (optlen < sizeof(uint32_t)) |
2f619698 | 1489 | return -TARGET_EINVAL; |
3532fa74 | 1490 | |
2f619698 FB |
1491 | if (get_user_u32(val, optval_addr)) |
1492 | return -TARGET_EFAULT; | |
3532fa74 | 1493 | ret = get_errno(setsockopt(sockfd, SOL_SOCKET, optname, &val, sizeof(val))); |
8853f86e | 1494 | break; |
7854b056 | 1495 | default: |
8853f86e FB |
1496 | unimplemented: |
1497 | gemu_log("Unsupported setsockopt level=%d optname=%d \n", level, optname); | |
6fa13c17 | 1498 | ret = -TARGET_ENOPROTOOPT; |
7854b056 | 1499 | } |
8853f86e | 1500 | return ret; |
7854b056 FB |
1501 | } |
1502 | ||
0da46a6e | 1503 | /* do_getsockopt() Must return target values and target errnos. */ |
992f48a0 | 1504 | static abi_long do_getsockopt(int sockfd, int level, int optname, |
2f619698 | 1505 | abi_ulong optval_addr, abi_ulong optlen) |
7854b056 | 1506 | { |
992f48a0 | 1507 | abi_long ret; |
b55266b5 BS |
1508 | int len, val; |
1509 | socklen_t lv; | |
8853f86e FB |
1510 | |
1511 | switch(level) { | |
3532fa74 | 1512 | case TARGET_SOL_SOCKET: |
f3b974cd JL |
1513 | level = SOL_SOCKET; |
1514 | switch (optname) { | |
1515 | /* These don't just return a single integer */ | |
1516 | case TARGET_SO_LINGER: | |
1517 | case TARGET_SO_RCVTIMEO: | |
1518 | case TARGET_SO_SNDTIMEO: | |
1519 | case TARGET_SO_PEERCRED: | |
1520 | case TARGET_SO_PEERNAME: | |
1521 | goto unimplemented; | |
1522 | /* Options with 'int' argument. */ | |
1523 | case TARGET_SO_DEBUG: | |
1524 | optname = SO_DEBUG; | |
1525 | goto int_case; | |
1526 | case TARGET_SO_REUSEADDR: | |
1527 | optname = SO_REUSEADDR; | |
1528 | goto int_case; | |
1529 | case TARGET_SO_TYPE: | |
1530 | optname = SO_TYPE; | |
1531 | goto int_case; | |
1532 | case TARGET_SO_ERROR: | |
1533 | optname = SO_ERROR; | |
1534 | goto int_case; | |
1535 | case TARGET_SO_DONTROUTE: | |
1536 | optname = SO_DONTROUTE; | |
1537 | goto int_case; | |
1538 | case TARGET_SO_BROADCAST: | |
1539 | optname = SO_BROADCAST; | |
1540 | goto int_case; | |
1541 | case TARGET_SO_SNDBUF: | |
1542 | optname = SO_SNDBUF; | |
1543 | goto int_case; | |
1544 | case TARGET_SO_RCVBUF: | |
1545 | optname = SO_RCVBUF; | |
1546 | goto int_case; | |
1547 | case TARGET_SO_KEEPALIVE: | |
1548 | optname = SO_KEEPALIVE; | |
1549 | goto int_case; | |
1550 | case TARGET_SO_OOBINLINE: | |
1551 | optname = SO_OOBINLINE; | |
1552 | goto int_case; | |
1553 | case TARGET_SO_NO_CHECK: | |
1554 | optname = SO_NO_CHECK; | |
1555 | goto int_case; | |
1556 | case TARGET_SO_PRIORITY: | |
1557 | optname = SO_PRIORITY; | |
1558 | goto int_case; | |
1559 | #ifdef SO_BSDCOMPAT | |
1560 | case TARGET_SO_BSDCOMPAT: | |
1561 | optname = SO_BSDCOMPAT; | |
1562 | goto int_case; | |
1563 | #endif | |
1564 | case TARGET_SO_PASSCRED: | |
1565 | optname = SO_PASSCRED; | |
1566 | goto int_case; | |
1567 | case TARGET_SO_TIMESTAMP: | |
1568 | optname = SO_TIMESTAMP; | |
1569 | goto int_case; | |
1570 | case TARGET_SO_RCVLOWAT: | |
1571 | optname = SO_RCVLOWAT; | |
1572 | goto int_case; | |
8853f86e | 1573 | default: |
2efbe911 FB |
1574 | goto int_case; |
1575 | } | |
1576 | break; | |
1577 | case SOL_TCP: | |
1578 | /* TCP options all take an 'int' value. */ | |
1579 | int_case: | |
2f619698 FB |
1580 | if (get_user_u32(len, optlen)) |
1581 | return -TARGET_EFAULT; | |
2efbe911 | 1582 | if (len < 0) |
0da46a6e | 1583 | return -TARGET_EINVAL; |
73160d95 | 1584 | lv = sizeof(lv); |
2efbe911 FB |
1585 | ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); |
1586 | if (ret < 0) | |
1587 | return ret; | |
2efbe911 FB |
1588 | if (len > lv) |
1589 | len = lv; | |
2f619698 FB |
1590 | if (len == 4) { |
1591 | if (put_user_u32(val, optval_addr)) | |
1592 | return -TARGET_EFAULT; | |
1593 | } else { | |
1594 | if (put_user_u8(val, optval_addr)) | |
1595 | return -TARGET_EFAULT; | |
f3b974cd | 1596 | } |
2f619698 FB |
1597 | if (put_user_u32(len, optlen)) |
1598 | return -TARGET_EFAULT; | |
2efbe911 FB |
1599 | break; |
1600 | case SOL_IP: | |
1601 | switch(optname) { | |
1602 | case IP_TOS: | |
1603 | case IP_TTL: | |
1604 | case IP_HDRINCL: | |
1605 | case IP_ROUTER_ALERT: | |
1606 | case IP_RECVOPTS: | |
1607 | case IP_RETOPTS: | |
1608 | case IP_PKTINFO: | |
1609 | case IP_MTU_DISCOVER: | |
1610 | case IP_RECVERR: | |
1611 | case IP_RECVTOS: | |
1612 | #ifdef IP_FREEBIND | |
1613 | case IP_FREEBIND: | |
1614 | #endif | |
1615 | case IP_MULTICAST_TTL: | |
1616 | case IP_MULTICAST_LOOP: | |
2f619698 FB |
1617 | if (get_user_u32(len, optlen)) |
1618 | return -TARGET_EFAULT; | |
8853f86e | 1619 | if (len < 0) |
0da46a6e | 1620 | return -TARGET_EINVAL; |
73160d95 | 1621 | lv = sizeof(lv); |
8853f86e FB |
1622 | ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); |
1623 | if (ret < 0) | |
1624 | return ret; | |
2efbe911 | 1625 | if (len < sizeof(int) && len > 0 && val >= 0 && val < 255) { |
2efbe911 | 1626 | len = 1; |
2f619698 FB |
1627 | if (put_user_u32(len, optlen) |
1628 | || put_user_u8(val, optval_addr)) | |
1629 | return -TARGET_EFAULT; | |
2efbe911 | 1630 | } else { |
2efbe911 FB |
1631 | if (len > sizeof(int)) |
1632 | len = sizeof(int); | |
2f619698 FB |
1633 | if (put_user_u32(len, optlen) |
1634 | || put_user_u32(val, optval_addr)) | |
1635 | return -TARGET_EFAULT; | |
2efbe911 | 1636 | } |
8853f86e | 1637 | break; |
2efbe911 | 1638 | default: |
c02f499e TS |
1639 | ret = -TARGET_ENOPROTOOPT; |
1640 | break; | |
8853f86e FB |
1641 | } |
1642 | break; | |
1643 | default: | |
1644 | unimplemented: | |
1645 | gemu_log("getsockopt level=%d optname=%d not yet supported\n", | |
1646 | level, optname); | |
c02f499e | 1647 | ret = -TARGET_EOPNOTSUPP; |
8853f86e FB |
1648 | break; |
1649 | } | |
1650 | return ret; | |
7854b056 FB |
1651 | } |
1652 | ||
579a97f7 FB |
1653 | /* FIXME |
1654 | * lock_iovec()/unlock_iovec() have a return code of 0 for success where | |
1655 | * other lock functions have a return code of 0 for failure. | |
1656 | */ | |
1657 | static abi_long lock_iovec(int type, struct iovec *vec, abi_ulong target_addr, | |
1658 | int count, int copy) | |
53a5960a PB |
1659 | { |
1660 | struct target_iovec *target_vec; | |
992f48a0 | 1661 | abi_ulong base; |
d732dcb4 | 1662 | int i; |
53a5960a | 1663 | |
579a97f7 FB |
1664 | target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1665 | if (!target_vec) | |
1666 | return -TARGET_EFAULT; | |
53a5960a PB |
1667 | for(i = 0;i < count; i++) { |
1668 | base = tswapl(target_vec[i].iov_base); | |
1669 | vec[i].iov_len = tswapl(target_vec[i].iov_len); | |
41df8411 FB |
1670 | if (vec[i].iov_len != 0) { |
1671 | vec[i].iov_base = lock_user(type, base, vec[i].iov_len, copy); | |
d732dcb4 AZ |
1672 | /* Don't check lock_user return value. We must call writev even |
1673 | if a element has invalid base address. */ | |
41df8411 FB |
1674 | } else { |
1675 | /* zero length pointer is ignored */ | |
1676 | vec[i].iov_base = NULL; | |
1677 | } | |
579a97f7 FB |
1678 | } |
1679 | unlock_user (target_vec, target_addr, 0); | |
1680 | return 0; | |
53a5960a PB |
1681 | } |
1682 | ||
579a97f7 FB |
1683 | static abi_long unlock_iovec(struct iovec *vec, abi_ulong target_addr, |
1684 | int count, int copy) | |
53a5960a PB |
1685 | { |
1686 | struct target_iovec *target_vec; | |
992f48a0 | 1687 | abi_ulong base; |
53a5960a PB |
1688 | int i; |
1689 | ||
579a97f7 FB |
1690 | target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1691 | if (!target_vec) | |
1692 | return -TARGET_EFAULT; | |
53a5960a | 1693 | for(i = 0;i < count; i++) { |
d732dcb4 AZ |
1694 | if (target_vec[i].iov_base) { |
1695 | base = tswapl(target_vec[i].iov_base); | |
1696 | unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0); | |
1697 | } | |
53a5960a PB |
1698 | } |
1699 | unlock_user (target_vec, target_addr, 0); | |
579a97f7 FB |
1700 | |
1701 | return 0; | |
53a5960a PB |
1702 | } |
1703 | ||
0da46a6e | 1704 | /* do_socket() Must return target values and target errnos. */ |
992f48a0 | 1705 | static abi_long do_socket(int domain, int type, int protocol) |
3532fa74 FB |
1706 | { |
1707 | #if defined(TARGET_MIPS) | |
1708 | switch(type) { | |
1709 | case TARGET_SOCK_DGRAM: | |
1710 | type = SOCK_DGRAM; | |
1711 | break; | |
1712 | case TARGET_SOCK_STREAM: | |
1713 | type = SOCK_STREAM; | |
1714 | break; | |
1715 | case TARGET_SOCK_RAW: | |
1716 | type = SOCK_RAW; | |
1717 | break; | |
1718 | case TARGET_SOCK_RDM: | |
1719 | type = SOCK_RDM; | |
1720 | break; | |
1721 | case TARGET_SOCK_SEQPACKET: | |
1722 | type = SOCK_SEQPACKET; | |
1723 | break; | |
1724 | case TARGET_SOCK_PACKET: | |
1725 | type = SOCK_PACKET; | |
1726 | break; | |
1727 | } | |
1728 | #endif | |
12bc92ab AZ |
1729 | if (domain == PF_NETLINK) |
1730 | return -EAFNOSUPPORT; /* do not NETLINK socket connections possible */ | |
3532fa74 FB |
1731 | return get_errno(socket(domain, type, protocol)); |
1732 | } | |
1733 | ||
0da46a6e | 1734 | /* do_bind() Must return target values and target errnos. */ |
992f48a0 BS |
1735 | static abi_long do_bind(int sockfd, abi_ulong target_addr, |
1736 | socklen_t addrlen) | |
3532fa74 | 1737 | { |
8f7aeaf6 | 1738 | void *addr; |
917507b0 | 1739 | abi_long ret; |
8f7aeaf6 | 1740 | |
38724253 | 1741 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1742 | return -TARGET_EINVAL; |
38724253 | 1743 | } |
8f7aeaf6 | 1744 | |
607175e0 | 1745 | addr = alloca(addrlen+1); |
3b46e624 | 1746 | |
917507b0 AP |
1747 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1748 | if (ret) | |
1749 | return ret; | |
1750 | ||
3532fa74 FB |
1751 | return get_errno(bind(sockfd, addr, addrlen)); |
1752 | } | |
1753 | ||
0da46a6e | 1754 | /* do_connect() Must return target values and target errnos. */ |
992f48a0 BS |
1755 | static abi_long do_connect(int sockfd, abi_ulong target_addr, |
1756 | socklen_t addrlen) | |
3532fa74 | 1757 | { |
8f7aeaf6 | 1758 | void *addr; |
917507b0 | 1759 | abi_long ret; |
8f7aeaf6 | 1760 | |
38724253 | 1761 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1762 | return -TARGET_EINVAL; |
38724253 | 1763 | } |
8f7aeaf6 AJ |
1764 | |
1765 | addr = alloca(addrlen); | |
3b46e624 | 1766 | |
917507b0 AP |
1767 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1768 | if (ret) | |
1769 | return ret; | |
1770 | ||
3532fa74 FB |
1771 | return get_errno(connect(sockfd, addr, addrlen)); |
1772 | } | |
1773 | ||
0da46a6e | 1774 | /* do_sendrecvmsg() Must return target values and target errnos. */ |
992f48a0 BS |
1775 | static abi_long do_sendrecvmsg(int fd, abi_ulong target_msg, |
1776 | int flags, int send) | |
3532fa74 | 1777 | { |
6de645c7 | 1778 | abi_long ret, len; |
3532fa74 FB |
1779 | struct target_msghdr *msgp; |
1780 | struct msghdr msg; | |
1781 | int count; | |
1782 | struct iovec *vec; | |
992f48a0 | 1783 | abi_ulong target_vec; |
3532fa74 | 1784 | |
579a97f7 FB |
1785 | /* FIXME */ |
1786 | if (!lock_user_struct(send ? VERIFY_READ : VERIFY_WRITE, | |
1787 | msgp, | |
1788 | target_msg, | |
1789 | send ? 1 : 0)) | |
1790 | return -TARGET_EFAULT; | |
3532fa74 FB |
1791 | if (msgp->msg_name) { |
1792 | msg.msg_namelen = tswap32(msgp->msg_namelen); | |
1793 | msg.msg_name = alloca(msg.msg_namelen); | |
917507b0 | 1794 | ret = target_to_host_sockaddr(msg.msg_name, tswapl(msgp->msg_name), |
3532fa74 | 1795 | msg.msg_namelen); |
917507b0 AP |
1796 | if (ret) { |
1797 | unlock_user_struct(msgp, target_msg, send ? 0 : 1); | |
1798 | return ret; | |
1799 | } | |
3532fa74 FB |
1800 | } else { |
1801 | msg.msg_name = NULL; | |
1802 | msg.msg_namelen = 0; | |
1803 | } | |
1804 | msg.msg_controllen = 2 * tswapl(msgp->msg_controllen); | |
1805 | msg.msg_control = alloca(msg.msg_controllen); | |
1806 | msg.msg_flags = tswap32(msgp->msg_flags); | |
3b46e624 | 1807 | |
3532fa74 FB |
1808 | count = tswapl(msgp->msg_iovlen); |
1809 | vec = alloca(count * sizeof(struct iovec)); | |
1810 | target_vec = tswapl(msgp->msg_iov); | |
579a97f7 | 1811 | lock_iovec(send ? VERIFY_READ : VERIFY_WRITE, vec, target_vec, count, send); |
3532fa74 FB |
1812 | msg.msg_iovlen = count; |
1813 | msg.msg_iov = vec; | |
3b46e624 | 1814 | |
3532fa74 | 1815 | if (send) { |
5a4a898d FB |
1816 | ret = target_to_host_cmsg(&msg, msgp); |
1817 | if (ret == 0) | |
1818 | ret = get_errno(sendmsg(fd, &msg, flags)); | |
3532fa74 FB |
1819 | } else { |
1820 | ret = get_errno(recvmsg(fd, &msg, flags)); | |
6de645c7 AZ |
1821 | if (!is_error(ret)) { |
1822 | len = ret; | |
5a4a898d | 1823 | ret = host_to_target_cmsg(msgp, &msg); |
6de645c7 AZ |
1824 | if (!is_error(ret)) |
1825 | ret = len; | |
1826 | } | |
3532fa74 FB |
1827 | } |
1828 | unlock_iovec(vec, target_vec, count, !send); | |
579a97f7 | 1829 | unlock_user_struct(msgp, target_msg, send ? 0 : 1); |
3532fa74 FB |
1830 | return ret; |
1831 | } | |
1832 | ||
0da46a6e | 1833 | /* do_accept() Must return target values and target errnos. */ |
992f48a0 | 1834 | static abi_long do_accept(int fd, abi_ulong target_addr, |
2f619698 | 1835 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1836 | { |
2f619698 FB |
1837 | socklen_t addrlen; |
1838 | void *addr; | |
992f48a0 | 1839 | abi_long ret; |
1be9e1dc | 1840 | |
917507b0 AP |
1841 | if (target_addr == 0) |
1842 | return get_errno(accept(fd, NULL, NULL)); | |
1843 | ||
1844 | /* linux returns EINVAL if addrlen pointer is invalid */ | |
2f619698 | 1845 | if (get_user_u32(addrlen, target_addrlen_addr)) |
917507b0 | 1846 | return -TARGET_EINVAL; |
2f619698 | 1847 | |
38724253 | 1848 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1849 | return -TARGET_EINVAL; |
38724253 | 1850 | } |
8f7aeaf6 | 1851 | |
917507b0 AP |
1852 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1853 | return -TARGET_EINVAL; | |
1854 | ||
2f619698 FB |
1855 | addr = alloca(addrlen); |
1856 | ||
1be9e1dc PB |
1857 | ret = get_errno(accept(fd, addr, &addrlen)); |
1858 | if (!is_error(ret)) { | |
1859 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1860 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1861 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1862 | } |
1863 | return ret; | |
1864 | } | |
1865 | ||
0da46a6e | 1866 | /* do_getpeername() Must return target values and target errnos. */ |
992f48a0 | 1867 | static abi_long do_getpeername(int fd, abi_ulong target_addr, |
2f619698 | 1868 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1869 | { |
2f619698 FB |
1870 | socklen_t addrlen; |
1871 | void *addr; | |
992f48a0 | 1872 | abi_long ret; |
1be9e1dc | 1873 | |
2f619698 FB |
1874 | if (get_user_u32(addrlen, target_addrlen_addr)) |
1875 | return -TARGET_EFAULT; | |
1876 | ||
38724253 | 1877 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1878 | return -TARGET_EINVAL; |
38724253 | 1879 | } |
8f7aeaf6 | 1880 | |
917507b0 AP |
1881 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1882 | return -TARGET_EFAULT; | |
1883 | ||
2f619698 FB |
1884 | addr = alloca(addrlen); |
1885 | ||
1be9e1dc PB |
1886 | ret = get_errno(getpeername(fd, addr, &addrlen)); |
1887 | if (!is_error(ret)) { | |
1888 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1889 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1890 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1891 | } |
1892 | return ret; | |
1893 | } | |
1894 | ||
0da46a6e | 1895 | /* do_getsockname() Must return target values and target errnos. */ |
992f48a0 | 1896 | static abi_long do_getsockname(int fd, abi_ulong target_addr, |
2f619698 | 1897 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1898 | { |
2f619698 FB |
1899 | socklen_t addrlen; |
1900 | void *addr; | |
992f48a0 | 1901 | abi_long ret; |
1be9e1dc | 1902 | |
2f619698 FB |
1903 | if (get_user_u32(addrlen, target_addrlen_addr)) |
1904 | return -TARGET_EFAULT; | |
1905 | ||
38724253 | 1906 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1907 | return -TARGET_EINVAL; |
38724253 | 1908 | } |
8f7aeaf6 | 1909 | |
917507b0 AP |
1910 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1911 | return -TARGET_EFAULT; | |
1912 | ||
2f619698 FB |
1913 | addr = alloca(addrlen); |
1914 | ||
1be9e1dc PB |
1915 | ret = get_errno(getsockname(fd, addr, &addrlen)); |
1916 | if (!is_error(ret)) { | |
1917 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1918 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1919 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1920 | } |
1921 | return ret; | |
1922 | } | |
1923 | ||
0da46a6e | 1924 | /* do_socketpair() Must return target values and target errnos. */ |
992f48a0 | 1925 | static abi_long do_socketpair(int domain, int type, int protocol, |
2f619698 | 1926 | abi_ulong target_tab_addr) |
1be9e1dc PB |
1927 | { |
1928 | int tab[2]; | |
992f48a0 | 1929 | abi_long ret; |
1be9e1dc PB |
1930 | |
1931 | ret = get_errno(socketpair(domain, type, protocol, tab)); | |
1932 | if (!is_error(ret)) { | |
2f619698 FB |
1933 | if (put_user_s32(tab[0], target_tab_addr) |
1934 | || put_user_s32(tab[1], target_tab_addr + sizeof(tab[0]))) | |
1935 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1936 | } |
1937 | return ret; | |
1938 | } | |
1939 | ||
0da46a6e | 1940 | /* do_sendto() Must return target values and target errnos. */ |
992f48a0 BS |
1941 | static abi_long do_sendto(int fd, abi_ulong msg, size_t len, int flags, |
1942 | abi_ulong target_addr, socklen_t addrlen) | |
1be9e1dc PB |
1943 | { |
1944 | void *addr; | |
1945 | void *host_msg; | |
992f48a0 | 1946 | abi_long ret; |
1be9e1dc | 1947 | |
38724253 | 1948 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1949 | return -TARGET_EINVAL; |
38724253 | 1950 | } |
8f7aeaf6 | 1951 | |
579a97f7 FB |
1952 | host_msg = lock_user(VERIFY_READ, msg, len, 1); |
1953 | if (!host_msg) | |
1954 | return -TARGET_EFAULT; | |
1be9e1dc PB |
1955 | if (target_addr) { |
1956 | addr = alloca(addrlen); | |
917507b0 AP |
1957 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1958 | if (ret) { | |
1959 | unlock_user(host_msg, msg, 0); | |
1960 | return ret; | |
1961 | } | |
1be9e1dc PB |
1962 | ret = get_errno(sendto(fd, host_msg, len, flags, addr, addrlen)); |
1963 | } else { | |
1964 | ret = get_errno(send(fd, host_msg, len, flags)); | |
1965 | } | |
1966 | unlock_user(host_msg, msg, 0); | |
1967 | return ret; | |
1968 | } | |
1969 | ||
0da46a6e | 1970 | /* do_recvfrom() Must return target values and target errnos. */ |
992f48a0 BS |
1971 | static abi_long do_recvfrom(int fd, abi_ulong msg, size_t len, int flags, |
1972 | abi_ulong target_addr, | |
1973 | abi_ulong target_addrlen) | |
1be9e1dc PB |
1974 | { |
1975 | socklen_t addrlen; | |
1976 | void *addr; | |
1977 | void *host_msg; | |
992f48a0 | 1978 | abi_long ret; |
1be9e1dc | 1979 | |
579a97f7 FB |
1980 | host_msg = lock_user(VERIFY_WRITE, msg, len, 0); |
1981 | if (!host_msg) | |
1982 | return -TARGET_EFAULT; | |
1be9e1dc | 1983 | if (target_addr) { |
2f619698 FB |
1984 | if (get_user_u32(addrlen, target_addrlen)) { |
1985 | ret = -TARGET_EFAULT; | |
1986 | goto fail; | |
1987 | } | |
38724253 | 1988 | if ((int)addrlen < 0) { |
8f7aeaf6 AJ |
1989 | ret = -TARGET_EINVAL; |
1990 | goto fail; | |
1991 | } | |
1be9e1dc PB |
1992 | addr = alloca(addrlen); |
1993 | ret = get_errno(recvfrom(fd, host_msg, len, flags, addr, &addrlen)); | |
1994 | } else { | |
1995 | addr = NULL; /* To keep compiler quiet. */ | |
1996 | ret = get_errno(recv(fd, host_msg, len, flags)); | |
1997 | } | |
1998 | if (!is_error(ret)) { | |
1999 | if (target_addr) { | |
2000 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
2001 | if (put_user_u32(addrlen, target_addrlen)) { |
2002 | ret = -TARGET_EFAULT; | |
2003 | goto fail; | |
2004 | } | |
1be9e1dc PB |
2005 | } |
2006 | unlock_user(host_msg, msg, len); | |
2007 | } else { | |
2f619698 | 2008 | fail: |
1be9e1dc PB |
2009 | unlock_user(host_msg, msg, 0); |
2010 | } | |
2011 | return ret; | |
2012 | } | |
2013 | ||
32407103 | 2014 | #ifdef TARGET_NR_socketcall |
0da46a6e | 2015 | /* do_socketcall() Must return target values and target errnos. */ |
992f48a0 | 2016 | static abi_long do_socketcall(int num, abi_ulong vptr) |
31e31b8a | 2017 | { |
992f48a0 BS |
2018 | abi_long ret; |
2019 | const int n = sizeof(abi_ulong); | |
31e31b8a FB |
2020 | |
2021 | switch(num) { | |
2022 | case SOCKOP_socket: | |
7854b056 | 2023 | { |
98818189 | 2024 | abi_ulong domain, type, protocol; |
2f619698 | 2025 | |
98818189 UH |
2026 | if (get_user_ual(domain, vptr) |
2027 | || get_user_ual(type, vptr + n) | |
2028 | || get_user_ual(protocol, vptr + 2 * n)) | |
2f619698 FB |
2029 | return -TARGET_EFAULT; |
2030 | ||
3532fa74 | 2031 | ret = do_socket(domain, type, protocol); |
7854b056 | 2032 | } |
31e31b8a FB |
2033 | break; |
2034 | case SOCKOP_bind: | |
7854b056 | 2035 | { |
98818189 | 2036 | abi_ulong sockfd; |
2f619698 FB |
2037 | abi_ulong target_addr; |
2038 | socklen_t addrlen; | |
2039 | ||
98818189 | 2040 | if (get_user_ual(sockfd, vptr) |
2f619698 | 2041 | || get_user_ual(target_addr, vptr + n) |
98818189 | 2042 | || get_user_ual(addrlen, vptr + 2 * n)) |
2f619698 FB |
2043 | return -TARGET_EFAULT; |
2044 | ||
3532fa74 | 2045 | ret = do_bind(sockfd, target_addr, addrlen); |
7854b056 | 2046 | } |
31e31b8a FB |
2047 | break; |
2048 | case SOCKOP_connect: | |
7854b056 | 2049 | { |
98818189 | 2050 | abi_ulong sockfd; |
2f619698 FB |
2051 | abi_ulong target_addr; |
2052 | socklen_t addrlen; | |
2053 | ||
98818189 | 2054 | if (get_user_ual(sockfd, vptr) |
2f619698 | 2055 | || get_user_ual(target_addr, vptr + n) |
98818189 | 2056 | || get_user_ual(addrlen, vptr + 2 * n)) |
2f619698 FB |
2057 | return -TARGET_EFAULT; |
2058 | ||
3532fa74 | 2059 | ret = do_connect(sockfd, target_addr, addrlen); |
7854b056 | 2060 | } |
31e31b8a FB |
2061 | break; |
2062 | case SOCKOP_listen: | |
7854b056 | 2063 | { |
98818189 | 2064 | abi_ulong sockfd, backlog; |
2f619698 | 2065 | |
98818189 UH |
2066 | if (get_user_ual(sockfd, vptr) |
2067 | || get_user_ual(backlog, vptr + n)) | |
2f619698 FB |
2068 | return -TARGET_EFAULT; |
2069 | ||
7854b056 FB |
2070 | ret = get_errno(listen(sockfd, backlog)); |
2071 | } | |
31e31b8a FB |
2072 | break; |
2073 | case SOCKOP_accept: | |
2074 | { | |
98818189 | 2075 | abi_ulong sockfd; |
2f619698 FB |
2076 | abi_ulong target_addr, target_addrlen; |
2077 | ||
98818189 | 2078 | if (get_user_ual(sockfd, vptr) |
2f619698 | 2079 | || get_user_ual(target_addr, vptr + n) |
98818189 | 2080 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
2081 | return -TARGET_EFAULT; |
2082 | ||
1be9e1dc | 2083 | ret = do_accept(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
2084 | } |
2085 | break; | |
2086 | case SOCKOP_getsockname: | |
2087 | { | |
98818189 | 2088 | abi_ulong sockfd; |
2f619698 FB |
2089 | abi_ulong target_addr, target_addrlen; |
2090 | ||
98818189 | 2091 | if (get_user_ual(sockfd, vptr) |
2f619698 | 2092 | || get_user_ual(target_addr, vptr + n) |
98818189 | 2093 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
2094 | return -TARGET_EFAULT; |
2095 | ||
1be9e1dc | 2096 | ret = do_getsockname(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
2097 | } |
2098 | break; | |
2099 | case SOCKOP_getpeername: | |
2100 | { | |
98818189 | 2101 | abi_ulong sockfd; |
2f619698 FB |
2102 | abi_ulong target_addr, target_addrlen; |
2103 | ||
98818189 | 2104 | if (get_user_ual(sockfd, vptr) |
2f619698 | 2105 | || get_user_ual(target_addr, vptr + n) |
98818189 | 2106 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
2107 | return -TARGET_EFAULT; |
2108 | ||
1be9e1dc | 2109 | ret = do_getpeername(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
2110 | } |
2111 | break; | |
2112 | case SOCKOP_socketpair: | |
2113 | { | |
98818189 | 2114 | abi_ulong domain, type, protocol; |
2f619698 FB |
2115 | abi_ulong tab; |
2116 | ||
98818189 UH |
2117 | if (get_user_ual(domain, vptr) |
2118 | || get_user_ual(type, vptr + n) | |
2119 | || get_user_ual(protocol, vptr + 2 * n) | |
2f619698 FB |
2120 | || get_user_ual(tab, vptr + 3 * n)) |
2121 | return -TARGET_EFAULT; | |
2122 | ||
1be9e1dc | 2123 | ret = do_socketpair(domain, type, protocol, tab); |
31e31b8a FB |
2124 | } |
2125 | break; | |
2126 | case SOCKOP_send: | |
7854b056 | 2127 | { |
98818189 | 2128 | abi_ulong sockfd; |
2f619698 FB |
2129 | abi_ulong msg; |
2130 | size_t len; | |
98818189 | 2131 | abi_ulong flags; |
2f619698 | 2132 | |
98818189 | 2133 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2134 | || get_user_ual(msg, vptr + n) |
2135 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2136 | || get_user_ual(flags, vptr + 3 * n)) |
2f619698 FB |
2137 | return -TARGET_EFAULT; |
2138 | ||
1be9e1dc | 2139 | ret = do_sendto(sockfd, msg, len, flags, 0, 0); |
7854b056 | 2140 | } |
31e31b8a FB |
2141 | break; |
2142 | case SOCKOP_recv: | |
7854b056 | 2143 | { |
98818189 | 2144 | abi_ulong sockfd; |
2f619698 FB |
2145 | abi_ulong msg; |
2146 | size_t len; | |
98818189 | 2147 | abi_ulong flags; |
2f619698 | 2148 | |
98818189 | 2149 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2150 | || get_user_ual(msg, vptr + n) |
2151 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2152 | || get_user_ual(flags, vptr + 3 * n)) |
2f619698 FB |
2153 | return -TARGET_EFAULT; |
2154 | ||
1be9e1dc | 2155 | ret = do_recvfrom(sockfd, msg, len, flags, 0, 0); |
7854b056 | 2156 | } |
31e31b8a FB |
2157 | break; |
2158 | case SOCKOP_sendto: | |
7854b056 | 2159 | { |
98818189 | 2160 | abi_ulong sockfd; |
2f619698 FB |
2161 | abi_ulong msg; |
2162 | size_t len; | |
98818189 | 2163 | abi_ulong flags; |
2f619698 FB |
2164 | abi_ulong addr; |
2165 | socklen_t addrlen; | |
2166 | ||
98818189 | 2167 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2168 | || get_user_ual(msg, vptr + n) |
2169 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2170 | || get_user_ual(flags, vptr + 3 * n) |
2f619698 | 2171 | || get_user_ual(addr, vptr + 4 * n) |
98818189 | 2172 | || get_user_ual(addrlen, vptr + 5 * n)) |
2f619698 FB |
2173 | return -TARGET_EFAULT; |
2174 | ||
1be9e1dc | 2175 | ret = do_sendto(sockfd, msg, len, flags, addr, addrlen); |
7854b056 | 2176 | } |
31e31b8a FB |
2177 | break; |
2178 | case SOCKOP_recvfrom: | |
2179 | { | |
98818189 | 2180 | abi_ulong sockfd; |
2f619698 FB |
2181 | abi_ulong msg; |
2182 | size_t len; | |
98818189 | 2183 | abi_ulong flags; |
2f619698 FB |
2184 | abi_ulong addr; |
2185 | socklen_t addrlen; | |
2186 | ||
98818189 | 2187 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2188 | || get_user_ual(msg, vptr + n) |
2189 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2190 | || get_user_ual(flags, vptr + 3 * n) |
2f619698 | 2191 | || get_user_ual(addr, vptr + 4 * n) |
98818189 | 2192 | || get_user_ual(addrlen, vptr + 5 * n)) |
2f619698 FB |
2193 | return -TARGET_EFAULT; |
2194 | ||
1be9e1dc | 2195 | ret = do_recvfrom(sockfd, msg, len, flags, addr, addrlen); |
31e31b8a FB |
2196 | } |
2197 | break; | |
2198 | case SOCKOP_shutdown: | |
7854b056 | 2199 | { |
98818189 | 2200 | abi_ulong sockfd, how; |
2f619698 | 2201 | |
98818189 UH |
2202 | if (get_user_ual(sockfd, vptr) |
2203 | || get_user_ual(how, vptr + n)) | |
2f619698 | 2204 | return -TARGET_EFAULT; |
7854b056 FB |
2205 | |
2206 | ret = get_errno(shutdown(sockfd, how)); | |
2207 | } | |
31e31b8a FB |
2208 | break; |
2209 | case SOCKOP_sendmsg: | |
2210 | case SOCKOP_recvmsg: | |
1a9353d2 | 2211 | { |
98818189 | 2212 | abi_ulong fd; |
992f48a0 | 2213 | abi_ulong target_msg; |
98818189 | 2214 | abi_ulong flags; |
1a9353d2 | 2215 | |
98818189 | 2216 | if (get_user_ual(fd, vptr) |
2f619698 | 2217 | || get_user_ual(target_msg, vptr + n) |
98818189 | 2218 | || get_user_ual(flags, vptr + 2 * n)) |
2f619698 | 2219 | return -TARGET_EFAULT; |
3532fa74 | 2220 | |
5fafdf24 | 2221 | ret = do_sendrecvmsg(fd, target_msg, flags, |
3532fa74 | 2222 | (num == SOCKOP_sendmsg)); |
1a9353d2 FB |
2223 | } |
2224 | break; | |
31e31b8a | 2225 | case SOCKOP_setsockopt: |
7854b056 | 2226 | { |
98818189 UH |
2227 | abi_ulong sockfd; |
2228 | abi_ulong level; | |
2229 | abi_ulong optname; | |
2f619698 FB |
2230 | abi_ulong optval; |
2231 | socklen_t optlen; | |
2232 | ||
98818189 UH |
2233 | if (get_user_ual(sockfd, vptr) |
2234 | || get_user_ual(level, vptr + n) | |
2235 | || get_user_ual(optname, vptr + 2 * n) | |
2f619698 | 2236 | || get_user_ual(optval, vptr + 3 * n) |
98818189 | 2237 | || get_user_ual(optlen, vptr + 4 * n)) |
2f619698 | 2238 | return -TARGET_EFAULT; |
7854b056 FB |
2239 | |
2240 | ret = do_setsockopt(sockfd, level, optname, optval, optlen); | |
2241 | } | |
2242 | break; | |
31e31b8a | 2243 | case SOCKOP_getsockopt: |
7854b056 | 2244 | { |
98818189 UH |
2245 | abi_ulong sockfd; |
2246 | abi_ulong level; | |
2247 | abi_ulong optname; | |
2f619698 FB |
2248 | abi_ulong optval; |
2249 | socklen_t optlen; | |
2250 | ||
98818189 UH |
2251 | if (get_user_ual(sockfd, vptr) |
2252 | || get_user_ual(level, vptr + n) | |
2253 | || get_user_ual(optname, vptr + 2 * n) | |
2f619698 | 2254 | || get_user_ual(optval, vptr + 3 * n) |
98818189 | 2255 | || get_user_ual(optlen, vptr + 4 * n)) |
2f619698 | 2256 | return -TARGET_EFAULT; |
7854b056 | 2257 | |
2f619698 | 2258 | ret = do_getsockopt(sockfd, level, optname, optval, optlen); |
7854b056 FB |
2259 | } |
2260 | break; | |
31e31b8a FB |
2261 | default: |
2262 | gemu_log("Unsupported socketcall: %d\n", num); | |
0da46a6e | 2263 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
2264 | break; |
2265 | } | |
2266 | return ret; | |
2267 | } | |
32407103 | 2268 | #endif |
31e31b8a | 2269 | |
8853f86e FB |
2270 | #define N_SHM_REGIONS 32 |
2271 | ||
2272 | static struct shm_region { | |
5a4a898d FB |
2273 | abi_ulong start; |
2274 | abi_ulong size; | |
8853f86e FB |
2275 | } shm_regions[N_SHM_REGIONS]; |
2276 | ||
3eb6b044 TS |
2277 | struct target_ipc_perm |
2278 | { | |
992f48a0 BS |
2279 | abi_long __key; |
2280 | abi_ulong uid; | |
2281 | abi_ulong gid; | |
2282 | abi_ulong cuid; | |
2283 | abi_ulong cgid; | |
3eb6b044 TS |
2284 | unsigned short int mode; |
2285 | unsigned short int __pad1; | |
2286 | unsigned short int __seq; | |
2287 | unsigned short int __pad2; | |
992f48a0 BS |
2288 | abi_ulong __unused1; |
2289 | abi_ulong __unused2; | |
3eb6b044 TS |
2290 | }; |
2291 | ||
2292 | struct target_semid_ds | |
2293 | { | |
2294 | struct target_ipc_perm sem_perm; | |
992f48a0 BS |
2295 | abi_ulong sem_otime; |
2296 | abi_ulong __unused1; | |
2297 | abi_ulong sem_ctime; | |
2298 | abi_ulong __unused2; | |
2299 | abi_ulong sem_nsems; | |
2300 | abi_ulong __unused3; | |
2301 | abi_ulong __unused4; | |
3eb6b044 TS |
2302 | }; |
2303 | ||
579a97f7 FB |
2304 | static inline abi_long target_to_host_ipc_perm(struct ipc_perm *host_ip, |
2305 | abi_ulong target_addr) | |
3eb6b044 TS |
2306 | { |
2307 | struct target_ipc_perm *target_ip; | |
2308 | struct target_semid_ds *target_sd; | |
2309 | ||
579a97f7 FB |
2310 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
2311 | return -TARGET_EFAULT; | |
e8bbe36c | 2312 | target_ip = &(target_sd->sem_perm); |
3eb6b044 TS |
2313 | host_ip->__key = tswapl(target_ip->__key); |
2314 | host_ip->uid = tswapl(target_ip->uid); | |
2315 | host_ip->gid = tswapl(target_ip->gid); | |
2316 | host_ip->cuid = tswapl(target_ip->cuid); | |
2317 | host_ip->cgid = tswapl(target_ip->cgid); | |
2318 | host_ip->mode = tswapl(target_ip->mode); | |
2319 | unlock_user_struct(target_sd, target_addr, 0); | |
579a97f7 | 2320 | return 0; |
3eb6b044 TS |
2321 | } |
2322 | ||
579a97f7 FB |
2323 | static inline abi_long host_to_target_ipc_perm(abi_ulong target_addr, |
2324 | struct ipc_perm *host_ip) | |
3eb6b044 TS |
2325 | { |
2326 | struct target_ipc_perm *target_ip; | |
2327 | struct target_semid_ds *target_sd; | |
2328 | ||
579a97f7 FB |
2329 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
2330 | return -TARGET_EFAULT; | |
3eb6b044 TS |
2331 | target_ip = &(target_sd->sem_perm); |
2332 | target_ip->__key = tswapl(host_ip->__key); | |
2333 | target_ip->uid = tswapl(host_ip->uid); | |
2334 | target_ip->gid = tswapl(host_ip->gid); | |
2335 | target_ip->cuid = tswapl(host_ip->cuid); | |
2336 | target_ip->cgid = tswapl(host_ip->cgid); | |
2337 | target_ip->mode = tswapl(host_ip->mode); | |
2338 | unlock_user_struct(target_sd, target_addr, 1); | |
579a97f7 | 2339 | return 0; |
3eb6b044 TS |
2340 | } |
2341 | ||
579a97f7 FB |
2342 | static inline abi_long target_to_host_semid_ds(struct semid_ds *host_sd, |
2343 | abi_ulong target_addr) | |
3eb6b044 TS |
2344 | { |
2345 | struct target_semid_ds *target_sd; | |
2346 | ||
579a97f7 FB |
2347 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
2348 | return -TARGET_EFAULT; | |
e5289087 AJ |
2349 | if (target_to_host_ipc_perm(&(host_sd->sem_perm),target_addr)) |
2350 | return -TARGET_EFAULT; | |
3eb6b044 TS |
2351 | host_sd->sem_nsems = tswapl(target_sd->sem_nsems); |
2352 | host_sd->sem_otime = tswapl(target_sd->sem_otime); | |
2353 | host_sd->sem_ctime = tswapl(target_sd->sem_ctime); | |
2354 | unlock_user_struct(target_sd, target_addr, 0); | |
579a97f7 | 2355 | return 0; |
3eb6b044 TS |
2356 | } |
2357 | ||
579a97f7 FB |
2358 | static inline abi_long host_to_target_semid_ds(abi_ulong target_addr, |
2359 | struct semid_ds *host_sd) | |
3eb6b044 TS |
2360 | { |
2361 | struct target_semid_ds *target_sd; | |
2362 | ||
579a97f7 FB |
2363 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
2364 | return -TARGET_EFAULT; | |
e5289087 AJ |
2365 | if (host_to_target_ipc_perm(target_addr,&(host_sd->sem_perm))) |
2366 | return -TARGET_EFAULT;; | |
3eb6b044 TS |
2367 | target_sd->sem_nsems = tswapl(host_sd->sem_nsems); |
2368 | target_sd->sem_otime = tswapl(host_sd->sem_otime); | |
2369 | target_sd->sem_ctime = tswapl(host_sd->sem_ctime); | |
2370 | unlock_user_struct(target_sd, target_addr, 1); | |
579a97f7 | 2371 | return 0; |
3eb6b044 TS |
2372 | } |
2373 | ||
e5289087 AJ |
2374 | struct target_seminfo { |
2375 | int semmap; | |
2376 | int semmni; | |
2377 | int semmns; | |
2378 | int semmnu; | |
2379 | int semmsl; | |
2380 | int semopm; | |
2381 | int semume; | |
2382 | int semusz; | |
2383 | int semvmx; | |
2384 | int semaem; | |
2385 | }; | |
2386 | ||
2387 | static inline abi_long host_to_target_seminfo(abi_ulong target_addr, | |
2388 | struct seminfo *host_seminfo) | |
2389 | { | |
2390 | struct target_seminfo *target_seminfo; | |
2391 | if (!lock_user_struct(VERIFY_WRITE, target_seminfo, target_addr, 0)) | |
2392 | return -TARGET_EFAULT; | |
2393 | __put_user(host_seminfo->semmap, &target_seminfo->semmap); | |
2394 | __put_user(host_seminfo->semmni, &target_seminfo->semmni); | |
2395 | __put_user(host_seminfo->semmns, &target_seminfo->semmns); | |
2396 | __put_user(host_seminfo->semmnu, &target_seminfo->semmnu); | |
2397 | __put_user(host_seminfo->semmsl, &target_seminfo->semmsl); | |
2398 | __put_user(host_seminfo->semopm, &target_seminfo->semopm); | |
2399 | __put_user(host_seminfo->semume, &target_seminfo->semume); | |
2400 | __put_user(host_seminfo->semusz, &target_seminfo->semusz); | |
2401 | __put_user(host_seminfo->semvmx, &target_seminfo->semvmx); | |
2402 | __put_user(host_seminfo->semaem, &target_seminfo->semaem); | |
2403 | unlock_user_struct(target_seminfo, target_addr, 1); | |
2404 | return 0; | |
2405 | } | |
2406 | ||
fa294816 TS |
2407 | union semun { |
2408 | int val; | |
3eb6b044 | 2409 | struct semid_ds *buf; |
fa294816 | 2410 | unsigned short *array; |
e5289087 | 2411 | struct seminfo *__buf; |
fa294816 TS |
2412 | }; |
2413 | ||
3eb6b044 TS |
2414 | union target_semun { |
2415 | int val; | |
e5289087 AJ |
2416 | abi_ulong buf; |
2417 | abi_ulong array; | |
2418 | abi_ulong __buf; | |
3eb6b044 TS |
2419 | }; |
2420 | ||
e5289087 AJ |
2421 | static inline abi_long target_to_host_semarray(int semid, unsigned short **host_array, |
2422 | abi_ulong target_addr) | |
3eb6b044 | 2423 | { |
e5289087 AJ |
2424 | int nsems; |
2425 | unsigned short *array; | |
2426 | union semun semun; | |
2427 | struct semid_ds semid_ds; | |
2428 | int i, ret; | |
3eb6b044 | 2429 | |
e5289087 AJ |
2430 | semun.buf = &semid_ds; |
2431 | ||
2432 | ret = semctl(semid, 0, IPC_STAT, semun); | |
2433 | if (ret == -1) | |
2434 | return get_errno(ret); | |
2435 | ||
2436 | nsems = semid_ds.sem_nsems; | |
2437 | ||
2438 | *host_array = malloc(nsems*sizeof(unsigned short)); | |
2439 | array = lock_user(VERIFY_READ, target_addr, | |
2440 | nsems*sizeof(unsigned short), 1); | |
2441 | if (!array) | |
2442 | return -TARGET_EFAULT; | |
2443 | ||
2444 | for(i=0; i<nsems; i++) { | |
2445 | __get_user((*host_array)[i], &array[i]); | |
3eb6b044 | 2446 | } |
e5289087 AJ |
2447 | unlock_user(array, target_addr, 0); |
2448 | ||
579a97f7 | 2449 | return 0; |
3eb6b044 TS |
2450 | } |
2451 | ||
e5289087 AJ |
2452 | static inline abi_long host_to_target_semarray(int semid, abi_ulong target_addr, |
2453 | unsigned short **host_array) | |
3eb6b044 | 2454 | { |
e5289087 AJ |
2455 | int nsems; |
2456 | unsigned short *array; | |
2457 | union semun semun; | |
2458 | struct semid_ds semid_ds; | |
2459 | int i, ret; | |
3eb6b044 | 2460 | |
e5289087 AJ |
2461 | semun.buf = &semid_ds; |
2462 | ||
2463 | ret = semctl(semid, 0, IPC_STAT, semun); | |
2464 | if (ret == -1) | |
2465 | return get_errno(ret); | |
2466 | ||
2467 | nsems = semid_ds.sem_nsems; | |
2468 | ||
2469 | array = lock_user(VERIFY_WRITE, target_addr, | |
2470 | nsems*sizeof(unsigned short), 0); | |
2471 | if (!array) | |
2472 | return -TARGET_EFAULT; | |
2473 | ||
2474 | for(i=0; i<nsems; i++) { | |
2475 | __put_user((*host_array)[i], &array[i]); | |
3eb6b044 | 2476 | } |
e5289087 AJ |
2477 | free(*host_array); |
2478 | unlock_user(array, target_addr, 1); | |
2479 | ||
579a97f7 | 2480 | return 0; |
3eb6b044 TS |
2481 | } |
2482 | ||
e5289087 AJ |
2483 | static inline abi_long do_semctl(int semid, int semnum, int cmd, |
2484 | union target_semun target_su) | |
3eb6b044 TS |
2485 | { |
2486 | union semun arg; | |
2487 | struct semid_ds dsarg; | |
7b8118e8 | 2488 | unsigned short *array = NULL; |
e5289087 AJ |
2489 | struct seminfo seminfo; |
2490 | abi_long ret = -TARGET_EINVAL; | |
2491 | abi_long err; | |
2492 | cmd &= 0xff; | |
3eb6b044 TS |
2493 | |
2494 | switch( cmd ) { | |
2495 | case GETVAL: | |
3eb6b044 | 2496 | case SETVAL: |
e5289087 AJ |
2497 | arg.val = tswapl(target_su.val); |
2498 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2499 | target_su.val = tswapl(arg.val); | |
3eb6b044 TS |
2500 | break; |
2501 | case GETALL: | |
3eb6b044 | 2502 | case SETALL: |
e5289087 AJ |
2503 | err = target_to_host_semarray(semid, &array, target_su.array); |
2504 | if (err) | |
2505 | return err; | |
2506 | arg.array = array; | |
2507 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2508 | err = host_to_target_semarray(semid, target_su.array, &array); | |
2509 | if (err) | |
2510 | return err; | |
3eb6b044 TS |
2511 | break; |
2512 | case IPC_STAT: | |
3eb6b044 | 2513 | case IPC_SET: |
e5289087 AJ |
2514 | case SEM_STAT: |
2515 | err = target_to_host_semid_ds(&dsarg, target_su.buf); | |
2516 | if (err) | |
2517 | return err; | |
2518 | arg.buf = &dsarg; | |
2519 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2520 | err = host_to_target_semid_ds(target_su.buf, &dsarg); | |
2521 | if (err) | |
2522 | return err; | |
2523 | break; | |
2524 | case IPC_INFO: | |
2525 | case SEM_INFO: | |
2526 | arg.__buf = &seminfo; | |
2527 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2528 | err = host_to_target_seminfo(target_su.__buf, &seminfo); | |
2529 | if (err) | |
2530 | return err; | |
2531 | break; | |
2532 | case IPC_RMID: | |
2533 | case GETPID: | |
2534 | case GETNCNT: | |
2535 | case GETZCNT: | |
2536 | ret = get_errno(semctl(semid, semnum, cmd, NULL)); | |
3eb6b044 | 2537 | break; |
3eb6b044 TS |
2538 | } |
2539 | ||
2540 | return ret; | |
2541 | } | |
2542 | ||
e5289087 AJ |
2543 | struct target_sembuf { |
2544 | unsigned short sem_num; | |
2545 | short sem_op; | |
2546 | short sem_flg; | |
2547 | }; | |
2548 | ||
2549 | static inline abi_long target_to_host_sembuf(struct sembuf *host_sembuf, | |
2550 | abi_ulong target_addr, | |
2551 | unsigned nsops) | |
2552 | { | |
2553 | struct target_sembuf *target_sembuf; | |
2554 | int i; | |
2555 | ||
2556 | target_sembuf = lock_user(VERIFY_READ, target_addr, | |
2557 | nsops*sizeof(struct target_sembuf), 1); | |
2558 | if (!target_sembuf) | |
2559 | return -TARGET_EFAULT; | |
2560 | ||
2561 | for(i=0; i<nsops; i++) { | |
2562 | __get_user(host_sembuf[i].sem_num, &target_sembuf[i].sem_num); | |
2563 | __get_user(host_sembuf[i].sem_op, &target_sembuf[i].sem_op); | |
2564 | __get_user(host_sembuf[i].sem_flg, &target_sembuf[i].sem_flg); | |
2565 | } | |
2566 | ||
2567 | unlock_user(target_sembuf, target_addr, 0); | |
2568 | ||
2569 | return 0; | |
2570 | } | |
2571 | ||
2572 | static inline abi_long do_semop(int semid, abi_long ptr, unsigned nsops) | |
2573 | { | |
2574 | struct sembuf sops[nsops]; | |
2575 | ||
2576 | if (target_to_host_sembuf(sops, ptr, nsops)) | |
2577 | return -TARGET_EFAULT; | |
2578 | ||
2579 | return semop(semid, sops, nsops); | |
2580 | } | |
2581 | ||
1bc012f6 TS |
2582 | struct target_msqid_ds |
2583 | { | |
1c54ff97 AJ |
2584 | struct target_ipc_perm msg_perm; |
2585 | abi_ulong msg_stime; | |
2586 | #if TARGET_ABI_BITS == 32 | |
2587 | abi_ulong __unused1; | |
2588 | #endif | |
2589 | abi_ulong msg_rtime; | |
2590 | #if TARGET_ABI_BITS == 32 | |
2591 | abi_ulong __unused2; | |
2592 | #endif | |
2593 | abi_ulong msg_ctime; | |
2594 | #if TARGET_ABI_BITS == 32 | |
2595 | abi_ulong __unused3; | |
2596 | #endif | |
2597 | abi_ulong __msg_cbytes; | |
2598 | abi_ulong msg_qnum; | |
2599 | abi_ulong msg_qbytes; | |
2600 | abi_ulong msg_lspid; | |
2601 | abi_ulong msg_lrpid; | |
2602 | abi_ulong __unused4; | |
2603 | abi_ulong __unused5; | |
1bc012f6 TS |
2604 | }; |
2605 | ||
579a97f7 FB |
2606 | static inline abi_long target_to_host_msqid_ds(struct msqid_ds *host_md, |
2607 | abi_ulong target_addr) | |
1bc012f6 TS |
2608 | { |
2609 | struct target_msqid_ds *target_md; | |
2610 | ||
579a97f7 FB |
2611 | if (!lock_user_struct(VERIFY_READ, target_md, target_addr, 1)) |
2612 | return -TARGET_EFAULT; | |
1c54ff97 AJ |
2613 | if (target_to_host_ipc_perm(&(host_md->msg_perm),target_addr)) |
2614 | return -TARGET_EFAULT; | |
1bc012f6 TS |
2615 | host_md->msg_stime = tswapl(target_md->msg_stime); |
2616 | host_md->msg_rtime = tswapl(target_md->msg_rtime); | |
2617 | host_md->msg_ctime = tswapl(target_md->msg_ctime); | |
2618 | host_md->__msg_cbytes = tswapl(target_md->__msg_cbytes); | |
2619 | host_md->msg_qnum = tswapl(target_md->msg_qnum); | |
2620 | host_md->msg_qbytes = tswapl(target_md->msg_qbytes); | |
2621 | host_md->msg_lspid = tswapl(target_md->msg_lspid); | |
2622 | host_md->msg_lrpid = tswapl(target_md->msg_lrpid); | |
2623 | unlock_user_struct(target_md, target_addr, 0); | |
579a97f7 | 2624 | return 0; |
1bc012f6 TS |
2625 | } |
2626 | ||
579a97f7 FB |
2627 | static inline abi_long host_to_target_msqid_ds(abi_ulong target_addr, |
2628 | struct msqid_ds *host_md) | |
1bc012f6 TS |
2629 | { |
2630 | struct target_msqid_ds *target_md; | |
2631 | ||
579a97f7 FB |
2632 | if (!lock_user_struct(VERIFY_WRITE, target_md, target_addr, 0)) |
2633 | return -TARGET_EFAULT; | |
1c54ff97 AJ |
2634 | if (host_to_target_ipc_perm(target_addr,&(host_md->msg_perm))) |
2635 | return -TARGET_EFAULT; | |
1bc012f6 TS |
2636 | target_md->msg_stime = tswapl(host_md->msg_stime); |
2637 | target_md->msg_rtime = tswapl(host_md->msg_rtime); | |
2638 | target_md->msg_ctime = tswapl(host_md->msg_ctime); | |
2639 | target_md->__msg_cbytes = tswapl(host_md->__msg_cbytes); | |
2640 | target_md->msg_qnum = tswapl(host_md->msg_qnum); | |
2641 | target_md->msg_qbytes = tswapl(host_md->msg_qbytes); | |
2642 | target_md->msg_lspid = tswapl(host_md->msg_lspid); | |
2643 | target_md->msg_lrpid = tswapl(host_md->msg_lrpid); | |
2644 | unlock_user_struct(target_md, target_addr, 1); | |
579a97f7 | 2645 | return 0; |
1bc012f6 TS |
2646 | } |
2647 | ||
1c54ff97 AJ |
2648 | struct target_msginfo { |
2649 | int msgpool; | |
2650 | int msgmap; | |
2651 | int msgmax; | |
2652 | int msgmnb; | |
2653 | int msgmni; | |
2654 | int msgssz; | |
2655 | int msgtql; | |
2656 | unsigned short int msgseg; | |
2657 | }; | |
2658 | ||
2659 | static inline abi_long host_to_target_msginfo(abi_ulong target_addr, | |
2660 | struct msginfo *host_msginfo) | |
2661 | { | |
2662 | struct target_msginfo *target_msginfo; | |
2663 | if (!lock_user_struct(VERIFY_WRITE, target_msginfo, target_addr, 0)) | |
2664 | return -TARGET_EFAULT; | |
2665 | __put_user(host_msginfo->msgpool, &target_msginfo->msgpool); | |
2666 | __put_user(host_msginfo->msgmap, &target_msginfo->msgmap); | |
2667 | __put_user(host_msginfo->msgmax, &target_msginfo->msgmax); | |
2668 | __put_user(host_msginfo->msgmnb, &target_msginfo->msgmnb); | |
2669 | __put_user(host_msginfo->msgmni, &target_msginfo->msgmni); | |
2670 | __put_user(host_msginfo->msgssz, &target_msginfo->msgssz); | |
2671 | __put_user(host_msginfo->msgtql, &target_msginfo->msgtql); | |
2672 | __put_user(host_msginfo->msgseg, &target_msginfo->msgseg); | |
2673 | unlock_user_struct(target_msginfo, target_addr, 1); | |
00b229ac | 2674 | return 0; |
1c54ff97 AJ |
2675 | } |
2676 | ||
2677 | static inline abi_long do_msgctl(int msgid, int cmd, abi_long ptr) | |
1bc012f6 TS |
2678 | { |
2679 | struct msqid_ds dsarg; | |
1c54ff97 AJ |
2680 | struct msginfo msginfo; |
2681 | abi_long ret = -TARGET_EINVAL; | |
2682 | ||
2683 | cmd &= 0xff; | |
2684 | ||
2685 | switch (cmd) { | |
1bc012f6 TS |
2686 | case IPC_STAT: |
2687 | case IPC_SET: | |
1c54ff97 AJ |
2688 | case MSG_STAT: |
2689 | if (target_to_host_msqid_ds(&dsarg,ptr)) | |
2690 | return -TARGET_EFAULT; | |
2691 | ret = get_errno(msgctl(msgid, cmd, &dsarg)); | |
2692 | if (host_to_target_msqid_ds(ptr,&dsarg)) | |
2693 | return -TARGET_EFAULT; | |
2694 | break; | |
2695 | case IPC_RMID: | |
2696 | ret = get_errno(msgctl(msgid, cmd, NULL)); | |
2697 | break; | |
2698 | case IPC_INFO: | |
2699 | case MSG_INFO: | |
2700 | ret = get_errno(msgctl(msgid, cmd, (struct msqid_ds *)&msginfo)); | |
2701 | if (host_to_target_msginfo(ptr, &msginfo)) | |
2702 | return -TARGET_EFAULT; | |
2703 | break; | |
1bc012f6 | 2704 | } |
1c54ff97 | 2705 | |
1bc012f6 TS |
2706 | return ret; |
2707 | } | |
2708 | ||
2709 | struct target_msgbuf { | |
1c54ff97 AJ |
2710 | abi_long mtype; |
2711 | char mtext[1]; | |
1bc012f6 TS |
2712 | }; |
2713 | ||
992f48a0 BS |
2714 | static inline abi_long do_msgsnd(int msqid, abi_long msgp, |
2715 | unsigned int msgsz, int msgflg) | |
1bc012f6 TS |
2716 | { |
2717 | struct target_msgbuf *target_mb; | |
2718 | struct msgbuf *host_mb; | |
992f48a0 | 2719 | abi_long ret = 0; |
1bc012f6 | 2720 | |
579a97f7 FB |
2721 | if (!lock_user_struct(VERIFY_READ, target_mb, msgp, 0)) |
2722 | return -TARGET_EFAULT; | |
1bc012f6 | 2723 | host_mb = malloc(msgsz+sizeof(long)); |
1c54ff97 AJ |
2724 | host_mb->mtype = (abi_long) tswapl(target_mb->mtype); |
2725 | memcpy(host_mb->mtext, target_mb->mtext, msgsz); | |
1bc012f6 TS |
2726 | ret = get_errno(msgsnd(msqid, host_mb, msgsz, msgflg)); |
2727 | free(host_mb); | |
2728 | unlock_user_struct(target_mb, msgp, 0); | |
2729 | ||
2730 | return ret; | |
2731 | } | |
2732 | ||
992f48a0 | 2733 | static inline abi_long do_msgrcv(int msqid, abi_long msgp, |
1c54ff97 | 2734 | unsigned int msgsz, abi_long msgtyp, |
992f48a0 | 2735 | int msgflg) |
1bc012f6 TS |
2736 | { |
2737 | struct target_msgbuf *target_mb; | |
579a97f7 | 2738 | char *target_mtext; |
1bc012f6 | 2739 | struct msgbuf *host_mb; |
992f48a0 | 2740 | abi_long ret = 0; |
1bc012f6 | 2741 | |
579a97f7 FB |
2742 | if (!lock_user_struct(VERIFY_WRITE, target_mb, msgp, 0)) |
2743 | return -TARGET_EFAULT; | |
1c54ff97 | 2744 | |
1bc012f6 | 2745 | host_mb = malloc(msgsz+sizeof(long)); |
1c54ff97 AJ |
2746 | ret = get_errno(msgrcv(msqid, host_mb, msgsz, tswapl(msgtyp), msgflg)); |
2747 | ||
579a97f7 FB |
2748 | if (ret > 0) { |
2749 | abi_ulong target_mtext_addr = msgp + sizeof(abi_ulong); | |
2750 | target_mtext = lock_user(VERIFY_WRITE, target_mtext_addr, ret, 0); | |
2751 | if (!target_mtext) { | |
2752 | ret = -TARGET_EFAULT; | |
2753 | goto end; | |
2754 | } | |
1c54ff97 | 2755 | memcpy(target_mb->mtext, host_mb->mtext, ret); |
579a97f7 FB |
2756 | unlock_user(target_mtext, target_mtext_addr, ret); |
2757 | } | |
1c54ff97 | 2758 | |
1bc012f6 TS |
2759 | target_mb->mtype = tswapl(host_mb->mtype); |
2760 | free(host_mb); | |
1bc012f6 | 2761 | |
579a97f7 FB |
2762 | end: |
2763 | if (target_mb) | |
2764 | unlock_user_struct(target_mb, msgp, 1); | |
1bc012f6 TS |
2765 | return ret; |
2766 | } | |
2767 | ||
88a8c984 RV |
2768 | struct target_shmid_ds |
2769 | { | |
2770 | struct target_ipc_perm shm_perm; | |
2771 | abi_ulong shm_segsz; | |
2772 | abi_ulong shm_atime; | |
2773 | #if TARGET_ABI_BITS == 32 | |
2774 | abi_ulong __unused1; | |
2775 | #endif | |
2776 | abi_ulong shm_dtime; | |
2777 | #if TARGET_ABI_BITS == 32 | |
2778 | abi_ulong __unused2; | |
2779 | #endif | |
2780 | abi_ulong shm_ctime; | |
2781 | #if TARGET_ABI_BITS == 32 | |
2782 | abi_ulong __unused3; | |
2783 | #endif | |
2784 | int shm_cpid; | |
2785 | int shm_lpid; | |
2786 | abi_ulong shm_nattch; | |
2787 | unsigned long int __unused4; | |
2788 | unsigned long int __unused5; | |
2789 | }; | |
2790 | ||
2791 | static inline abi_long target_to_host_shmid_ds(struct shmid_ds *host_sd, | |
2792 | abi_ulong target_addr) | |
2793 | { | |
2794 | struct target_shmid_ds *target_sd; | |
2795 | ||
2796 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) | |
2797 | return -TARGET_EFAULT; | |
2798 | if (target_to_host_ipc_perm(&(host_sd->shm_perm), target_addr)) | |
2799 | return -TARGET_EFAULT; | |
2800 | __get_user(host_sd->shm_segsz, &target_sd->shm_segsz); | |
2801 | __get_user(host_sd->shm_atime, &target_sd->shm_atime); | |
2802 | __get_user(host_sd->shm_dtime, &target_sd->shm_dtime); | |
2803 | __get_user(host_sd->shm_ctime, &target_sd->shm_ctime); | |
2804 | __get_user(host_sd->shm_cpid, &target_sd->shm_cpid); | |
2805 | __get_user(host_sd->shm_lpid, &target_sd->shm_lpid); | |
2806 | __get_user(host_sd->shm_nattch, &target_sd->shm_nattch); | |
2807 | unlock_user_struct(target_sd, target_addr, 0); | |
2808 | return 0; | |
2809 | } | |
2810 | ||
2811 | static inline abi_long host_to_target_shmid_ds(abi_ulong target_addr, | |
2812 | struct shmid_ds *host_sd) | |
2813 | { | |
2814 | struct target_shmid_ds *target_sd; | |
2815 | ||
2816 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) | |
2817 | return -TARGET_EFAULT; | |
2818 | if (host_to_target_ipc_perm(target_addr, &(host_sd->shm_perm))) | |
2819 | return -TARGET_EFAULT; | |
2820 | __put_user(host_sd->shm_segsz, &target_sd->shm_segsz); | |
2821 | __put_user(host_sd->shm_atime, &target_sd->shm_atime); | |
2822 | __put_user(host_sd->shm_dtime, &target_sd->shm_dtime); | |
2823 | __put_user(host_sd->shm_ctime, &target_sd->shm_ctime); | |
2824 | __put_user(host_sd->shm_cpid, &target_sd->shm_cpid); | |
2825 | __put_user(host_sd->shm_lpid, &target_sd->shm_lpid); | |
2826 | __put_user(host_sd->shm_nattch, &target_sd->shm_nattch); | |
2827 | unlock_user_struct(target_sd, target_addr, 1); | |
2828 | return 0; | |
2829 | } | |
2830 | ||
2831 | struct target_shminfo { | |
2832 | abi_ulong shmmax; | |
2833 | abi_ulong shmmin; | |
2834 | abi_ulong shmmni; | |
2835 | abi_ulong shmseg; | |
2836 | abi_ulong shmall; | |
2837 | }; | |
2838 | ||
2839 | static inline abi_long host_to_target_shminfo(abi_ulong target_addr, | |
2840 | struct shminfo *host_shminfo) | |
2841 | { | |
2842 | struct target_shminfo *target_shminfo; | |
2843 | if (!lock_user_struct(VERIFY_WRITE, target_shminfo, target_addr, 0)) | |
2844 | return -TARGET_EFAULT; | |
2845 | __put_user(host_shminfo->shmmax, &target_shminfo->shmmax); | |
2846 | __put_user(host_shminfo->shmmin, &target_shminfo->shmmin); | |
2847 | __put_user(host_shminfo->shmmni, &target_shminfo->shmmni); | |
2848 | __put_user(host_shminfo->shmseg, &target_shminfo->shmseg); | |
2849 | __put_user(host_shminfo->shmall, &target_shminfo->shmall); | |
2850 | unlock_user_struct(target_shminfo, target_addr, 1); | |
2851 | return 0; | |
2852 | } | |
2853 | ||
2854 | struct target_shm_info { | |
2855 | int used_ids; | |
2856 | abi_ulong shm_tot; | |
2857 | abi_ulong shm_rss; | |
2858 | abi_ulong shm_swp; | |
2859 | abi_ulong swap_attempts; | |
2860 | abi_ulong swap_successes; | |
2861 | }; | |
2862 | ||
2863 | static inline abi_long host_to_target_shm_info(abi_ulong target_addr, | |
2864 | struct shm_info *host_shm_info) | |
2865 | { | |
2866 | struct target_shm_info *target_shm_info; | |
2867 | if (!lock_user_struct(VERIFY_WRITE, target_shm_info, target_addr, 0)) | |
2868 | return -TARGET_EFAULT; | |
2869 | __put_user(host_shm_info->used_ids, &target_shm_info->used_ids); | |
2870 | __put_user(host_shm_info->shm_tot, &target_shm_info->shm_tot); | |
2871 | __put_user(host_shm_info->shm_rss, &target_shm_info->shm_rss); | |
2872 | __put_user(host_shm_info->shm_swp, &target_shm_info->shm_swp); | |
2873 | __put_user(host_shm_info->swap_attempts, &target_shm_info->swap_attempts); | |
2874 | __put_user(host_shm_info->swap_successes, &target_shm_info->swap_successes); | |
2875 | unlock_user_struct(target_shm_info, target_addr, 1); | |
2876 | return 0; | |
2877 | } | |
2878 | ||
2879 | static inline abi_long do_shmctl(int shmid, int cmd, abi_long buf) | |
2880 | { | |
2881 | struct shmid_ds dsarg; | |
2882 | struct shminfo shminfo; | |
2883 | struct shm_info shm_info; | |
2884 | abi_long ret = -TARGET_EINVAL; | |
2885 | ||
2886 | cmd &= 0xff; | |
2887 | ||
2888 | switch(cmd) { | |
2889 | case IPC_STAT: | |
2890 | case IPC_SET: | |
2891 | case SHM_STAT: | |
2892 | if (target_to_host_shmid_ds(&dsarg, buf)) | |
2893 | return -TARGET_EFAULT; | |
2894 | ret = get_errno(shmctl(shmid, cmd, &dsarg)); | |
2895 | if (host_to_target_shmid_ds(buf, &dsarg)) | |
2896 | return -TARGET_EFAULT; | |
2897 | break; | |
2898 | case IPC_INFO: | |
2899 | ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shminfo)); | |
2900 | if (host_to_target_shminfo(buf, &shminfo)) | |
2901 | return -TARGET_EFAULT; | |
2902 | break; | |
2903 | case SHM_INFO: | |
2904 | ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shm_info)); | |
2905 | if (host_to_target_shm_info(buf, &shm_info)) | |
2906 | return -TARGET_EFAULT; | |
2907 | break; | |
2908 | case IPC_RMID: | |
2909 | case SHM_LOCK: | |
2910 | case SHM_UNLOCK: | |
2911 | ret = get_errno(shmctl(shmid, cmd, NULL)); | |
2912 | break; | |
2913 | } | |
2914 | ||
2915 | return ret; | |
2916 | } | |
2917 | ||
2918 | static inline abi_ulong do_shmat(int shmid, abi_ulong shmaddr, int shmflg) | |
2919 | { | |
2920 | abi_long raddr; | |
2921 | void *host_raddr; | |
2922 | struct shmid_ds shm_info; | |
2923 | int i,ret; | |
2924 | ||
2925 | /* find out the length of the shared memory segment */ | |
2926 | ret = get_errno(shmctl(shmid, IPC_STAT, &shm_info)); | |
2927 | if (is_error(ret)) { | |
2928 | /* can't get length, bail out */ | |
2929 | return ret; | |
2930 | } | |
2931 | ||
2932 | mmap_lock(); | |
2933 | ||
2934 | if (shmaddr) | |
2935 | host_raddr = shmat(shmid, (void *)g2h(shmaddr), shmflg); | |
2936 | else { | |
2937 | abi_ulong mmap_start; | |
2938 | ||
2939 | mmap_start = mmap_find_vma(0, shm_info.shm_segsz); | |
2940 | ||
2941 | if (mmap_start == -1) { | |
2942 | errno = ENOMEM; | |
2943 | host_raddr = (void *)-1; | |
2944 | } else | |
2945 | host_raddr = shmat(shmid, g2h(mmap_start), shmflg | SHM_REMAP); | |
2946 | } | |
2947 | ||
2948 | if (host_raddr == (void *)-1) { | |
2949 | mmap_unlock(); | |
2950 | return get_errno((long)host_raddr); | |
2951 | } | |
2952 | raddr=h2g((unsigned long)host_raddr); | |
2953 | ||
2954 | page_set_flags(raddr, raddr + shm_info.shm_segsz, | |
2955 | PAGE_VALID | PAGE_READ | | |
2956 | ((shmflg & SHM_RDONLY)? 0 : PAGE_WRITE)); | |
2957 | ||
2958 | for (i = 0; i < N_SHM_REGIONS; i++) { | |
2959 | if (shm_regions[i].start == 0) { | |
2960 | shm_regions[i].start = raddr; | |
2961 | shm_regions[i].size = shm_info.shm_segsz; | |
2962 | break; | |
2963 | } | |
2964 | } | |
2965 | ||
2966 | mmap_unlock(); | |
2967 | return raddr; | |
2968 | ||
2969 | } | |
2970 | ||
2971 | static inline abi_long do_shmdt(abi_ulong shmaddr) | |
2972 | { | |
2973 | int i; | |
2974 | ||
2975 | for (i = 0; i < N_SHM_REGIONS; ++i) { | |
2976 | if (shm_regions[i].start == shmaddr) { | |
2977 | shm_regions[i].start = 0; | |
e00ac249 | 2978 | page_set_flags(shmaddr, shmaddr + shm_regions[i].size, 0); |
88a8c984 RV |
2979 | break; |
2980 | } | |
2981 | } | |
2982 | ||
2983 | return get_errno(shmdt(g2h(shmaddr))); | |
2984 | } | |
2985 | ||
1c54ff97 | 2986 | #ifdef TARGET_NR_ipc |
53a5960a | 2987 | /* ??? This only works with linear mappings. */ |
0da46a6e | 2988 | /* do_ipc() must return target values and target errnos. */ |
992f48a0 BS |
2989 | static abi_long do_ipc(unsigned int call, int first, |
2990 | int second, int third, | |
2991 | abi_long ptr, abi_long fifth) | |
8853f86e FB |
2992 | { |
2993 | int version; | |
992f48a0 | 2994 | abi_long ret = 0; |
8853f86e FB |
2995 | |
2996 | version = call >> 16; | |
2997 | call &= 0xffff; | |
2998 | ||
2999 | switch (call) { | |
fa294816 | 3000 | case IPCOP_semop: |
e5289087 | 3001 | ret = do_semop(first, ptr, second); |
fa294816 TS |
3002 | break; |
3003 | ||
3004 | case IPCOP_semget: | |
3005 | ret = get_errno(semget(first, second, third)); | |
3006 | break; | |
3007 | ||
3008 | case IPCOP_semctl: | |
e5289087 | 3009 | ret = do_semctl(first, second, third, (union target_semun)(abi_ulong) ptr); |
fa294816 | 3010 | break; |
d96372ef | 3011 | |
1c54ff97 AJ |
3012 | case IPCOP_msgget: |
3013 | ret = get_errno(msgget(first, second)); | |
3014 | break; | |
d96372ef | 3015 | |
1c54ff97 AJ |
3016 | case IPCOP_msgsnd: |
3017 | ret = do_msgsnd(first, ptr, second, third); | |
3018 | break; | |
d96372ef | 3019 | |
1c54ff97 AJ |
3020 | case IPCOP_msgctl: |
3021 | ret = do_msgctl(first, second, ptr); | |
3022 | break; | |
d96372ef | 3023 | |
1c54ff97 AJ |
3024 | case IPCOP_msgrcv: |
3025 | switch (version) { | |
3026 | case 0: | |
3027 | { | |
3028 | struct target_ipc_kludge { | |
3029 | abi_long msgp; | |
3030 | abi_long msgtyp; | |
3031 | } *tmp; | |
3032 | ||
3033 | if (!lock_user_struct(VERIFY_READ, tmp, ptr, 1)) { | |
3034 | ret = -TARGET_EFAULT; | |
3035 | break; | |
3036 | } | |
d96372ef | 3037 | |
1c54ff97 | 3038 | ret = do_msgrcv(first, tmp->msgp, second, tmp->msgtyp, third); |
d96372ef | 3039 | |
1c54ff97 AJ |
3040 | unlock_user_struct(tmp, ptr, 0); |
3041 | break; | |
3042 | } | |
3043 | default: | |
3044 | ret = do_msgrcv(first, ptr, second, fifth, third); | |
3045 | } | |
3046 | break; | |
d96372ef | 3047 | |
8853f86e | 3048 | case IPCOP_shmat: |
88a8c984 RV |
3049 | switch (version) { |
3050 | default: | |
5a4a898d FB |
3051 | { |
3052 | abi_ulong raddr; | |
88a8c984 RV |
3053 | raddr = do_shmat(first, ptr, second); |
3054 | if (is_error(raddr)) | |
3055 | return get_errno(raddr); | |
2f619698 | 3056 | if (put_user_ual(raddr, third)) |
5a4a898d | 3057 | return -TARGET_EFAULT; |
88a8c984 RV |
3058 | break; |
3059 | } | |
3060 | case 1: | |
3061 | ret = -TARGET_EINVAL; | |
3062 | break; | |
5a4a898d | 3063 | } |
8853f86e FB |
3064 | break; |
3065 | case IPCOP_shmdt: | |
88a8c984 | 3066 | ret = do_shmdt(ptr); |
8853f86e FB |
3067 | break; |
3068 | ||
3069 | case IPCOP_shmget: | |
3070 | /* IPC_* flag values are the same on all linux platforms */ | |
3071 | ret = get_errno(shmget(first, second, third)); | |
3072 | break; | |
3073 | ||
3074 | /* IPC_* and SHM_* command values are the same on all linux platforms */ | |
3075 | case IPCOP_shmctl: | |
88a8c984 | 3076 | ret = do_shmctl(first, second, third); |
8853f86e FB |
3077 | break; |
3078 | default: | |
32407103 | 3079 | gemu_log("Unsupported ipc call: %d (version %d)\n", call, version); |
0da46a6e | 3080 | ret = -TARGET_ENOSYS; |
8853f86e FB |
3081 | break; |
3082 | } | |
3083 | return ret; | |
3084 | } | |
32407103 | 3085 | #endif |
8853f86e | 3086 | |
31e31b8a | 3087 | /* kernel structure types definitions */ |
31e31b8a | 3088 | |
001faf32 | 3089 | #define STRUCT(name, ...) STRUCT_ ## name, |
31e31b8a FB |
3090 | #define STRUCT_SPECIAL(name) STRUCT_ ## name, |
3091 | enum { | |
3092 | #include "syscall_types.h" | |
3093 | }; | |
3094 | #undef STRUCT | |
3095 | #undef STRUCT_SPECIAL | |
3096 | ||
001faf32 | 3097 | #define STRUCT(name, ...) static const argtype struct_ ## name ## _def[] = { __VA_ARGS__, TYPE_NULL }; |
31e31b8a FB |
3098 | #define STRUCT_SPECIAL(name) |
3099 | #include "syscall_types.h" | |
3100 | #undef STRUCT | |
3101 | #undef STRUCT_SPECIAL | |
3102 | ||
d2ef05bb PM |
3103 | typedef struct IOCTLEntry IOCTLEntry; |
3104 | ||
3105 | typedef abi_long do_ioctl_fn(const IOCTLEntry *ie, uint8_t *buf_temp, | |
3106 | int fd, abi_long cmd, abi_long arg); | |
3107 | ||
3108 | struct IOCTLEntry { | |
2ab83ea7 FB |
3109 | unsigned int target_cmd; |
3110 | unsigned int host_cmd; | |
31e31b8a FB |
3111 | const char *name; |
3112 | int access; | |
d2ef05bb | 3113 | do_ioctl_fn *do_ioctl; |
1a9353d2 | 3114 | const argtype arg_type[5]; |
d2ef05bb | 3115 | }; |
31e31b8a FB |
3116 | |
3117 | #define IOC_R 0x0001 | |
3118 | #define IOC_W 0x0002 | |
3119 | #define IOC_RW (IOC_R | IOC_W) | |
3120 | ||
3121 | #define MAX_STRUCT_SIZE 4096 | |
3122 | ||
dace20dc | 3123 | #ifdef CONFIG_FIEMAP |
285da2b9 PM |
3124 | /* So fiemap access checks don't overflow on 32 bit systems. |
3125 | * This is very slightly smaller than the limit imposed by | |
3126 | * the underlying kernel. | |
3127 | */ | |
3128 | #define FIEMAP_MAX_EXTENTS ((UINT_MAX - sizeof(struct fiemap)) \ | |
3129 | / sizeof(struct fiemap_extent)) | |
3130 | ||
3131 | static abi_long do_ioctl_fs_ioc_fiemap(const IOCTLEntry *ie, uint8_t *buf_temp, | |
3132 | int fd, abi_long cmd, abi_long arg) | |
3133 | { | |
3134 | /* The parameter for this ioctl is a struct fiemap followed | |
3135 | * by an array of struct fiemap_extent whose size is set | |
3136 | * in fiemap->fm_extent_count. The array is filled in by the | |
3137 | * ioctl. | |
3138 | */ | |
3139 | int target_size_in, target_size_out; | |
3140 | struct fiemap *fm; | |
3141 | const argtype *arg_type = ie->arg_type; | |
3142 | const argtype extent_arg_type[] = { MK_STRUCT(STRUCT_fiemap_extent) }; | |
3143 | void *argptr, *p; | |
3144 | abi_long ret; | |
3145 | int i, extent_size = thunk_type_size(extent_arg_type, 0); | |
3146 | uint32_t outbufsz; | |
3147 | int free_fm = 0; | |
3148 | ||
3149 | assert(arg_type[0] == TYPE_PTR); | |
3150 | assert(ie->access == IOC_RW); | |
3151 | arg_type++; | |
3152 | target_size_in = thunk_type_size(arg_type, 0); | |
3153 | argptr = lock_user(VERIFY_READ, arg, target_size_in, 1); | |
3154 | if (!argptr) { | |
3155 | return -TARGET_EFAULT; | |
3156 | } | |
3157 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); | |
3158 | unlock_user(argptr, arg, 0); | |
3159 | fm = (struct fiemap *)buf_temp; | |
3160 | if (fm->fm_extent_count > FIEMAP_MAX_EXTENTS) { | |
3161 | return -TARGET_EINVAL; | |
3162 | } | |
3163 | ||
3164 | outbufsz = sizeof (*fm) + | |
3165 | (sizeof(struct fiemap_extent) * fm->fm_extent_count); | |
3166 | ||
3167 | if (outbufsz > MAX_STRUCT_SIZE) { | |
3168 | /* We can't fit all the extents into the fixed size buffer. | |
3169 | * Allocate one that is large enough and use it instead. | |
3170 | */ | |
3171 | fm = malloc(outbufsz); | |
3172 | if (!fm) { | |
3173 | return -TARGET_ENOMEM; | |
3174 | } | |
3175 | memcpy(fm, buf_temp, sizeof(struct fiemap)); | |
3176 | free_fm = 1; | |
3177 | } | |
3178 | ret = get_errno(ioctl(fd, ie->host_cmd, fm)); | |
3179 | if (!is_error(ret)) { | |
3180 | target_size_out = target_size_in; | |
3181 | /* An extent_count of 0 means we were only counting the extents | |
3182 | * so there are no structs to copy | |
3183 | */ | |
3184 | if (fm->fm_extent_count != 0) { | |
3185 | target_size_out += fm->fm_mapped_extents * extent_size; | |
3186 | } | |
3187 | argptr = lock_user(VERIFY_WRITE, arg, target_size_out, 0); | |
3188 | if (!argptr) { | |
3189 | ret = -TARGET_EFAULT; | |
3190 | } else { | |
3191 | /* Convert the struct fiemap */ | |
3192 | thunk_convert(argptr, fm, arg_type, THUNK_TARGET); | |
3193 | if (fm->fm_extent_count != 0) { | |
3194 | p = argptr + target_size_in; | |
3195 | /* ...and then all the struct fiemap_extents */ | |
3196 | for (i = 0; i < fm->fm_mapped_extents; i++) { | |
3197 | thunk_convert(p, &fm->fm_extents[i], extent_arg_type, | |
3198 | THUNK_TARGET); | |
3199 | p += extent_size; | |
3200 | } | |
3201 | } | |
3202 | unlock_user(argptr, arg, target_size_out); | |
3203 | } | |
3204 | } | |
3205 | if (free_fm) { | |
3206 | free(fm); | |
3207 | } | |
3208 | return ret; | |
3209 | } | |
dace20dc | 3210 | #endif |
285da2b9 | 3211 | |
059c2f2c LV |
3212 | static abi_long do_ioctl_ifconf(const IOCTLEntry *ie, uint8_t *buf_temp, |
3213 | int fd, abi_long cmd, abi_long arg) | |
3214 | { | |
3215 | const argtype *arg_type = ie->arg_type; | |
3216 | int target_size; | |
3217 | void *argptr; | |
3218 | int ret; | |
3219 | struct ifconf *host_ifconf; | |
3220 | uint32_t outbufsz; | |
3221 | const argtype ifreq_arg_type[] = { MK_STRUCT(STRUCT_sockaddr_ifreq) }; | |
3222 | int target_ifreq_size; | |
3223 | int nb_ifreq; | |
3224 | int free_buf = 0; | |
3225 | int i; | |
3226 | int target_ifc_len; | |
3227 | abi_long target_ifc_buf; | |
3228 | int host_ifc_len; | |
3229 | char *host_ifc_buf; | |
3230 | ||
3231 | assert(arg_type[0] == TYPE_PTR); | |
3232 | assert(ie->access == IOC_RW); | |
3233 | ||
3234 | arg_type++; | |
3235 | target_size = thunk_type_size(arg_type, 0); | |
3236 | ||
3237 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); | |
3238 | if (!argptr) | |
3239 | return -TARGET_EFAULT; | |
3240 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); | |
3241 | unlock_user(argptr, arg, 0); | |
3242 | ||
3243 | host_ifconf = (struct ifconf *)(unsigned long)buf_temp; | |
3244 | target_ifc_len = host_ifconf->ifc_len; | |
3245 | target_ifc_buf = (abi_long)(unsigned long)host_ifconf->ifc_buf; | |
3246 | ||
3247 | target_ifreq_size = thunk_type_size(ifreq_arg_type, 0); | |
3248 | nb_ifreq = target_ifc_len / target_ifreq_size; | |
3249 | host_ifc_len = nb_ifreq * sizeof(struct ifreq); | |
3250 | ||
3251 | outbufsz = sizeof(*host_ifconf) + host_ifc_len; | |
3252 | if (outbufsz > MAX_STRUCT_SIZE) { | |
3253 | /* We can't fit all the extents into the fixed size buffer. | |
3254 | * Allocate one that is large enough and use it instead. | |
3255 | */ | |
3256 | host_ifconf = malloc(outbufsz); | |
3257 | if (!host_ifconf) { | |
3258 | return -TARGET_ENOMEM; | |
3259 | } | |
3260 | memcpy(host_ifconf, buf_temp, sizeof(*host_ifconf)); | |
3261 | free_buf = 1; | |
3262 | } | |
3263 | host_ifc_buf = (char*)host_ifconf + sizeof(*host_ifconf); | |
3264 | ||
3265 | host_ifconf->ifc_len = host_ifc_len; | |
3266 | host_ifconf->ifc_buf = host_ifc_buf; | |
3267 | ||
3268 | ret = get_errno(ioctl(fd, ie->host_cmd, host_ifconf)); | |
3269 | if (!is_error(ret)) { | |
3270 | /* convert host ifc_len to target ifc_len */ | |
3271 | ||
3272 | nb_ifreq = host_ifconf->ifc_len / sizeof(struct ifreq); | |
3273 | target_ifc_len = nb_ifreq * target_ifreq_size; | |
3274 | host_ifconf->ifc_len = target_ifc_len; | |
3275 | ||
3276 | /* restore target ifc_buf */ | |
3277 | ||
3278 | host_ifconf->ifc_buf = (char *)(unsigned long)target_ifc_buf; | |
3279 | ||
3280 | /* copy struct ifconf to target user */ | |
3281 | ||
3282 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); | |
3283 | if (!argptr) | |
3284 | return -TARGET_EFAULT; | |
3285 | thunk_convert(argptr, host_ifconf, arg_type, THUNK_TARGET); | |
3286 | unlock_user(argptr, arg, target_size); | |
3287 | ||
3288 | /* copy ifreq[] to target user */ | |
3289 | ||
3290 | argptr = lock_user(VERIFY_WRITE, target_ifc_buf, target_ifc_len, 0); | |
3291 | for (i = 0; i < nb_ifreq ; i++) { | |
3292 | thunk_convert(argptr + i * target_ifreq_size, | |
3293 | host_ifc_buf + i * sizeof(struct ifreq), | |
3294 | ifreq_arg_type, THUNK_TARGET); | |
3295 | } | |
3296 | unlock_user(argptr, target_ifc_buf, target_ifc_len); | |
3297 | } | |
3298 | ||
3299 | if (free_buf) { | |
3300 | free(host_ifconf); | |
3301 | } | |
3302 | ||
3303 | return ret; | |
3304 | } | |
3305 | ||
9f106a75 | 3306 | static IOCTLEntry ioctl_entries[] = { |
001faf32 | 3307 | #define IOCTL(cmd, access, ...) \ |
d2ef05bb PM |
3308 | { TARGET_ ## cmd, cmd, #cmd, access, 0, { __VA_ARGS__ } }, |
3309 | #define IOCTL_SPECIAL(cmd, access, dofn, ...) \ | |
3310 | { TARGET_ ## cmd, cmd, #cmd, access, dofn, { __VA_ARGS__ } }, | |
31e31b8a FB |
3311 | #include "ioctls.h" |
3312 | { 0, 0, }, | |
3313 | }; | |
3314 | ||
53a5960a | 3315 | /* ??? Implement proper locking for ioctls. */ |
0da46a6e | 3316 | /* do_ioctl() Must return target values and target errnos. */ |
992f48a0 | 3317 | static abi_long do_ioctl(int fd, abi_long cmd, abi_long arg) |
31e31b8a FB |
3318 | { |
3319 | const IOCTLEntry *ie; | |
3320 | const argtype *arg_type; | |
992f48a0 | 3321 | abi_long ret; |
31e31b8a | 3322 | uint8_t buf_temp[MAX_STRUCT_SIZE]; |
53a5960a PB |
3323 | int target_size; |
3324 | void *argptr; | |
31e31b8a FB |
3325 | |
3326 | ie = ioctl_entries; | |
3327 | for(;;) { | |
3328 | if (ie->target_cmd == 0) { | |
32407103 | 3329 | gemu_log("Unsupported ioctl: cmd=0x%04lx\n", (long)cmd); |
0da46a6e | 3330 | return -TARGET_ENOSYS; |
31e31b8a FB |
3331 | } |
3332 | if (ie->target_cmd == cmd) | |
3333 | break; | |
3334 | ie++; | |
3335 | } | |
3336 | arg_type = ie->arg_type; | |
9de5e440 | 3337 | #if defined(DEBUG) |
32407103 | 3338 | gemu_log("ioctl: cmd=0x%04lx (%s)\n", (long)cmd, ie->name); |
72f03900 | 3339 | #endif |
d2ef05bb PM |
3340 | if (ie->do_ioctl) { |
3341 | return ie->do_ioctl(ie, buf_temp, fd, cmd, arg); | |
3342 | } | |
3343 | ||
31e31b8a FB |
3344 | switch(arg_type[0]) { |
3345 | case TYPE_NULL: | |
3346 | /* no argument */ | |
3347 | ret = get_errno(ioctl(fd, ie->host_cmd)); | |
3348 | break; | |
3349 | case TYPE_PTRVOID: | |
3350 | case TYPE_INT: | |
3351 | /* int argment */ | |
3352 | ret = get_errno(ioctl(fd, ie->host_cmd, arg)); | |
3353 | break; | |
3354 | case TYPE_PTR: | |
3355 | arg_type++; | |
53a5960a | 3356 | target_size = thunk_type_size(arg_type, 0); |
31e31b8a FB |
3357 | switch(ie->access) { |
3358 | case IOC_R: | |
3359 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); | |
3360 | if (!is_error(ret)) { | |
579a97f7 FB |
3361 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); |
3362 | if (!argptr) | |
3363 | return -TARGET_EFAULT; | |
53a5960a PB |
3364 | thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
3365 | unlock_user(argptr, arg, target_size); | |
31e31b8a FB |
3366 | } |
3367 | break; | |
3368 | case IOC_W: | |
579a97f7 FB |
3369 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); |
3370 | if (!argptr) | |
3371 | return -TARGET_EFAULT; | |
53a5960a PB |
3372 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
3373 | unlock_user(argptr, arg, 0); | |
31e31b8a FB |
3374 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
3375 | break; | |
3376 | default: | |
3377 | case IOC_RW: | |
579a97f7 FB |
3378 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); |
3379 | if (!argptr) | |
3380 | return -TARGET_EFAULT; | |
53a5960a PB |
3381 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
3382 | unlock_user(argptr, arg, 0); | |
31e31b8a FB |
3383 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
3384 | if (!is_error(ret)) { | |
579a97f7 FB |
3385 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); |
3386 | if (!argptr) | |
3387 | return -TARGET_EFAULT; | |
53a5960a PB |
3388 | thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
3389 | unlock_user(argptr, arg, target_size); | |
31e31b8a FB |
3390 | } |
3391 | break; | |
3392 | } | |
3393 | break; | |
3394 | default: | |
32407103 JM |
3395 | gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", |
3396 | (long)cmd, arg_type[0]); | |
0da46a6e | 3397 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
3398 | break; |
3399 | } | |
3400 | return ret; | |
3401 | } | |
3402 | ||
b39bc503 | 3403 | static const bitmask_transtbl iflag_tbl[] = { |
31e31b8a FB |
3404 | { TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK }, |
3405 | { TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT }, | |
3406 | { TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR }, | |
3407 | { TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK }, | |
3408 | { TARGET_INPCK, TARGET_INPCK, INPCK, INPCK }, | |
3409 | { TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP }, | |
3410 | { TARGET_INLCR, TARGET_INLCR, INLCR, INLCR }, | |
3411 | { TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR }, | |
3412 | { TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL }, | |
3413 | { TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC }, | |
3414 | { TARGET_IXON, TARGET_IXON, IXON, IXON }, | |
3415 | { TARGET_IXANY, TARGET_IXANY, IXANY, IXANY }, | |
3416 | { TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF }, | |
3417 | { TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL }, | |
3418 | { 0, 0, 0, 0 } | |
3419 | }; | |
3420 | ||
b39bc503 | 3421 | static const bitmask_transtbl oflag_tbl[] = { |
31e31b8a FB |
3422 | { TARGET_OPOST, TARGET_OPOST, OPOST, OPOST }, |
3423 | { TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC }, | |
3424 | { TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR }, | |
3425 | { TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL }, | |
3426 | { TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR }, | |
3427 | { TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET }, | |
3428 | { TARGET_OFILL, TARGET_OFILL, OFILL, OFILL }, | |
3429 | { TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL }, | |
3430 | { TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 }, | |
3431 | { TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 }, | |
3432 | { TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 }, | |
3433 | { TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 }, | |
3434 | { TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 }, | |
3435 | { TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 }, | |
3436 | { TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 }, | |
3437 | { TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 }, | |
3438 | { TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 }, | |
3439 | { TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 }, | |
3440 | { TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 }, | |
3441 | { TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 }, | |
3442 | { TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 }, | |
3443 | { TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 }, | |
3444 | { TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 }, | |
3445 | { TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 }, | |
3446 | { 0, 0, 0, 0 } | |
3447 | }; | |
3448 | ||
b39bc503 | 3449 | static const bitmask_transtbl cflag_tbl[] = { |
31e31b8a FB |
3450 | { TARGET_CBAUD, TARGET_B0, CBAUD, B0 }, |
3451 | { TARGET_CBAUD, TARGET_B50, CBAUD, B50 }, | |
3452 | { TARGET_CBAUD, TARGET_B75, CBAUD, B75 }, | |
3453 | { TARGET_CBAUD, TARGET_B110, CBAUD, B110 }, | |
3454 | { TARGET_CBAUD, TARGET_B134, CBAUD, B134 }, | |
3455 | { TARGET_CBAUD, TARGET_B150, CBAUD, B150 }, | |
3456 | { TARGET_CBAUD, TARGET_B200, CBAUD, B200 }, | |
3457 | { TARGET_CBAUD, TARGET_B300, CBAUD, B300 }, | |
3458 | { TARGET_CBAUD, TARGET_B600, CBAUD, B600 }, | |
3459 | { TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 }, | |
3460 | { TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 }, | |
3461 | { TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 }, | |
3462 | { TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 }, | |
3463 | { TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 }, | |
3464 | { TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 }, | |
3465 | { TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 }, | |
3466 | { TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 }, | |
3467 | { TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 }, | |
3468 | { TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 }, | |
3469 | { TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 }, | |
3470 | { TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 }, | |
3471 | { TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 }, | |
3472 | { TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 }, | |
3473 | { TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 }, | |
3474 | { TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB }, | |
3475 | { TARGET_CREAD, TARGET_CREAD, CREAD, CREAD }, | |
3476 | { TARGET_PARENB, TARGET_PARENB, PARENB, PARENB }, | |
3477 | { TARGET_PARODD, TARGET_PARODD, PARODD, PARODD }, | |
3478 | { TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL }, | |
3479 | { TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL }, | |
3480 | { TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS }, | |
3481 | { 0, 0, 0, 0 } | |
3482 | }; | |
3483 | ||
b39bc503 | 3484 | static const bitmask_transtbl lflag_tbl[] = { |
31e31b8a FB |
3485 | { TARGET_ISIG, TARGET_ISIG, ISIG, ISIG }, |
3486 | { TARGET_ICANON, TARGET_ICANON, ICANON, ICANON }, | |
3487 | { TARGET_XCASE, TARGET_XCASE, XCASE, XCASE }, | |
3488 | { TARGET_ECHO, TARGET_ECHO, ECHO, ECHO }, | |
3489 | { TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE }, | |
3490 | { TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK }, | |
3491 | { TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL }, | |
3492 | { TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH }, | |
3493 | { TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP }, | |
3494 | { TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL }, | |
3495 | { TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT }, | |
3496 | { TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE }, | |
3497 | { TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO }, | |
3498 | { TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN }, | |
3499 | { TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN }, | |
3500 | { 0, 0, 0, 0 } | |
3501 | }; | |
3502 | ||
3503 | static void target_to_host_termios (void *dst, const void *src) | |
3504 | { | |
3505 | struct host_termios *host = dst; | |
3506 | const struct target_termios *target = src; | |
3b46e624 | 3507 | |
5fafdf24 | 3508 | host->c_iflag = |
31e31b8a | 3509 | target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl); |
5fafdf24 | 3510 | host->c_oflag = |
31e31b8a | 3511 | target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl); |
5fafdf24 | 3512 | host->c_cflag = |
31e31b8a | 3513 | target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl); |
5fafdf24 | 3514 | host->c_lflag = |
31e31b8a FB |
3515 | target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl); |
3516 | host->c_line = target->c_line; | |
3b46e624 | 3517 | |
44607123 | 3518 | memset(host->c_cc, 0, sizeof(host->c_cc)); |
5fafdf24 TS |
3519 | host->c_cc[VINTR] = target->c_cc[TARGET_VINTR]; |
3520 | host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT]; | |
3b46e624 | 3521 | host->c_cc[VERASE] = target->c_cc[TARGET_VERASE]; |
5fafdf24 | 3522 | host->c_cc[VKILL] = target->c_cc[TARGET_VKILL]; |
3b46e624 | 3523 | host->c_cc[VEOF] = target->c_cc[TARGET_VEOF]; |
5fafdf24 | 3524 | host->c_cc[VTIME] = target->c_cc[TARGET_VTIME]; |
3b46e624 | 3525 | host->c_cc[VMIN] = target->c_cc[TARGET_VMIN]; |
5fafdf24 | 3526 | host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC]; |
3b46e624 | 3527 | host->c_cc[VSTART] = target->c_cc[TARGET_VSTART]; |
5fafdf24 TS |
3528 | host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP]; |
3529 | host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP]; | |
3b46e624 TS |
3530 | host->c_cc[VEOL] = target->c_cc[TARGET_VEOL]; |
3531 | host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT]; | |
3532 | host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD]; | |
3533 | host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE]; | |
3534 | host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT]; | |
5fafdf24 | 3535 | host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2]; |
31e31b8a | 3536 | } |
3b46e624 | 3537 | |
31e31b8a FB |
3538 | static void host_to_target_termios (void *dst, const void *src) |
3539 | { | |
3540 | struct target_termios *target = dst; | |
3541 | const struct host_termios *host = src; | |
3542 | ||
5fafdf24 | 3543 | target->c_iflag = |
31e31b8a | 3544 | tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl)); |
5fafdf24 | 3545 | target->c_oflag = |
31e31b8a | 3546 | tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl)); |
5fafdf24 | 3547 | target->c_cflag = |
31e31b8a | 3548 | tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl)); |
5fafdf24 | 3549 | target->c_lflag = |
31e31b8a FB |
3550 | tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl)); |
3551 | target->c_line = host->c_line; | |
3b46e624 | 3552 | |
44607123 | 3553 | memset(target->c_cc, 0, sizeof(target->c_cc)); |
31e31b8a FB |
3554 | target->c_cc[TARGET_VINTR] = host->c_cc[VINTR]; |
3555 | target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT]; | |
3556 | target->c_cc[TARGET_VERASE] = host->c_cc[VERASE]; | |
3557 | target->c_cc[TARGET_VKILL] = host->c_cc[VKILL]; | |
3558 | target->c_cc[TARGET_VEOF] = host->c_cc[VEOF]; | |
3559 | target->c_cc[TARGET_VTIME] = host->c_cc[VTIME]; | |
3560 | target->c_cc[TARGET_VMIN] = host->c_cc[VMIN]; | |
3561 | target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC]; | |
3562 | target->c_cc[TARGET_VSTART] = host->c_cc[VSTART]; | |
3563 | target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP]; | |
3564 | target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP]; | |
3565 | target->c_cc[TARGET_VEOL] = host->c_cc[VEOL]; | |
3566 | target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT]; | |
3567 | target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD]; | |
3568 | target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE]; | |
3569 | target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT]; | |
3570 | target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2]; | |
3571 | } | |
3572 | ||
8e853dc7 | 3573 | static const StructEntry struct_termios_def = { |
31e31b8a FB |
3574 | .convert = { host_to_target_termios, target_to_host_termios }, |
3575 | .size = { sizeof(struct target_termios), sizeof(struct host_termios) }, | |
3576 | .align = { __alignof__(struct target_termios), __alignof__(struct host_termios) }, | |
3577 | }; | |
3578 | ||
5286db75 FB |
3579 | static bitmask_transtbl mmap_flags_tbl[] = { |
3580 | { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED }, | |
3581 | { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE }, | |
3582 | { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED }, | |
3583 | { TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS }, | |
3584 | { TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN }, | |
3585 | { TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE }, | |
3586 | { TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE }, | |
3587 | { TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED }, | |
3588 | { 0, 0, 0, 0 } | |
3589 | }; | |
3590 | ||
2ab83ea7 | 3591 | #if defined(TARGET_I386) |
6dbad63e FB |
3592 | |
3593 | /* NOTE: there is really one LDT for all the threads */ | |
b1d8e52e | 3594 | static uint8_t *ldt_table; |
6dbad63e | 3595 | |
03acab66 | 3596 | static abi_long read_ldt(abi_ulong ptr, unsigned long bytecount) |
6dbad63e FB |
3597 | { |
3598 | int size; | |
53a5960a | 3599 | void *p; |
6dbad63e FB |
3600 | |
3601 | if (!ldt_table) | |
3602 | return 0; | |
3603 | size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE; | |
3604 | if (size > bytecount) | |
3605 | size = bytecount; | |
579a97f7 FB |
3606 | p = lock_user(VERIFY_WRITE, ptr, size, 0); |
3607 | if (!p) | |
03acab66 | 3608 | return -TARGET_EFAULT; |
579a97f7 | 3609 | /* ??? Should this by byteswapped? */ |
53a5960a PB |
3610 | memcpy(p, ldt_table, size); |
3611 | unlock_user(p, ptr, size); | |
6dbad63e FB |
3612 | return size; |
3613 | } | |
3614 | ||
3615 | /* XXX: add locking support */ | |
03acab66 FB |
3616 | static abi_long write_ldt(CPUX86State *env, |
3617 | abi_ulong ptr, unsigned long bytecount, int oldmode) | |
6dbad63e FB |
3618 | { |
3619 | struct target_modify_ldt_ldt_s ldt_info; | |
53a5960a | 3620 | struct target_modify_ldt_ldt_s *target_ldt_info; |
6dbad63e | 3621 | int seg_32bit, contents, read_exec_only, limit_in_pages; |
8d18e893 | 3622 | int seg_not_present, useable, lm; |
6dbad63e FB |
3623 | uint32_t *lp, entry_1, entry_2; |
3624 | ||
3625 | if (bytecount != sizeof(ldt_info)) | |
03acab66 | 3626 | return -TARGET_EINVAL; |
579a97f7 | 3627 | if (!lock_user_struct(VERIFY_READ, target_ldt_info, ptr, 1)) |
03acab66 | 3628 | return -TARGET_EFAULT; |
53a5960a PB |
3629 | ldt_info.entry_number = tswap32(target_ldt_info->entry_number); |
3630 | ldt_info.base_addr = tswapl(target_ldt_info->base_addr); | |
3631 | ldt_info.limit = tswap32(target_ldt_info->limit); | |
3632 | ldt_info.flags = tswap32(target_ldt_info->flags); | |
3633 | unlock_user_struct(target_ldt_info, ptr, 0); | |
3b46e624 | 3634 | |
6dbad63e | 3635 | if (ldt_info.entry_number >= TARGET_LDT_ENTRIES) |
03acab66 | 3636 | return -TARGET_EINVAL; |
6dbad63e FB |
3637 | seg_32bit = ldt_info.flags & 1; |
3638 | contents = (ldt_info.flags >> 1) & 3; | |
3639 | read_exec_only = (ldt_info.flags >> 3) & 1; | |
3640 | limit_in_pages = (ldt_info.flags >> 4) & 1; | |
3641 | seg_not_present = (ldt_info.flags >> 5) & 1; | |
3642 | useable = (ldt_info.flags >> 6) & 1; | |
8d18e893 FB |
3643 | #ifdef TARGET_ABI32 |
3644 | lm = 0; | |
3645 | #else | |
3646 | lm = (ldt_info.flags >> 7) & 1; | |
3647 | #endif | |
6dbad63e FB |
3648 | if (contents == 3) { |
3649 | if (oldmode) | |
03acab66 | 3650 | return -TARGET_EINVAL; |
6dbad63e | 3651 | if (seg_not_present == 0) |
03acab66 | 3652 | return -TARGET_EINVAL; |
6dbad63e FB |
3653 | } |
3654 | /* allocate the LDT */ | |
3655 | if (!ldt_table) { | |
e441570f AZ |
3656 | env->ldt.base = target_mmap(0, |
3657 | TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE, | |
3658 | PROT_READ|PROT_WRITE, | |
3659 | MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); | |
3660 | if (env->ldt.base == -1) | |
03acab66 | 3661 | return -TARGET_ENOMEM; |
e441570f AZ |
3662 | memset(g2h(env->ldt.base), 0, |
3663 | TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE); | |
6dbad63e | 3664 | env->ldt.limit = 0xffff; |
e441570f | 3665 | ldt_table = g2h(env->ldt.base); |
6dbad63e FB |
3666 | } |
3667 | ||
3668 | /* NOTE: same code as Linux kernel */ | |
3669 | /* Allow LDTs to be cleared by the user. */ | |
3670 | if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { | |
3671 | if (oldmode || | |
3672 | (contents == 0 && | |
3673 | read_exec_only == 1 && | |
3674 | seg_32bit == 0 && | |
3675 | limit_in_pages == 0 && | |
3676 | seg_not_present == 1 && | |
3677 | useable == 0 )) { | |
3678 | entry_1 = 0; | |
3679 | entry_2 = 0; | |
3680 | goto install; | |
3681 | } | |
3682 | } | |
3b46e624 | 3683 | |
6dbad63e FB |
3684 | entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | |
3685 | (ldt_info.limit & 0x0ffff); | |
3686 | entry_2 = (ldt_info.base_addr & 0xff000000) | | |
3687 | ((ldt_info.base_addr & 0x00ff0000) >> 16) | | |
3688 | (ldt_info.limit & 0xf0000) | | |
3689 | ((read_exec_only ^ 1) << 9) | | |
3690 | (contents << 10) | | |
3691 | ((seg_not_present ^ 1) << 15) | | |
3692 | (seg_32bit << 22) | | |
3693 | (limit_in_pages << 23) | | |
8d18e893 | 3694 | (lm << 21) | |
6dbad63e FB |
3695 | 0x7000; |
3696 | if (!oldmode) | |
3697 | entry_2 |= (useable << 20); | |
14ae3ba7 | 3698 | |
6dbad63e FB |
3699 | /* Install the new entry ... */ |
3700 | install: | |
3701 | lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3)); | |
3702 | lp[0] = tswap32(entry_1); | |
3703 | lp[1] = tswap32(entry_2); | |
3704 | return 0; | |
3705 | } | |
3706 | ||
3707 | /* specific and weird i386 syscalls */ | |
8fcd3692 BS |
3708 | static abi_long do_modify_ldt(CPUX86State *env, int func, abi_ulong ptr, |
3709 | unsigned long bytecount) | |
6dbad63e | 3710 | { |
03acab66 | 3711 | abi_long ret; |
3b46e624 | 3712 | |
6dbad63e FB |
3713 | switch (func) { |
3714 | case 0: | |
3715 | ret = read_ldt(ptr, bytecount); | |
3716 | break; | |
3717 | case 1: | |
3718 | ret = write_ldt(env, ptr, bytecount, 1); | |
3719 | break; | |
3720 | case 0x11: | |
3721 | ret = write_ldt(env, ptr, bytecount, 0); | |
3722 | break; | |
03acab66 FB |
3723 | default: |
3724 | ret = -TARGET_ENOSYS; | |
3725 | break; | |
6dbad63e FB |
3726 | } |
3727 | return ret; | |
3728 | } | |
1b6b029e | 3729 | |
4583f589 | 3730 | #if defined(TARGET_I386) && defined(TARGET_ABI32) |
8fcd3692 | 3731 | static abi_long do_set_thread_area(CPUX86State *env, abi_ulong ptr) |
8d18e893 FB |
3732 | { |
3733 | uint64_t *gdt_table = g2h(env->gdt.base); | |
3734 | struct target_modify_ldt_ldt_s ldt_info; | |
3735 | struct target_modify_ldt_ldt_s *target_ldt_info; | |
3736 | int seg_32bit, contents, read_exec_only, limit_in_pages; | |
3737 | int seg_not_present, useable, lm; | |
3738 | uint32_t *lp, entry_1, entry_2; | |
3739 | int i; | |
3740 | ||
3741 | lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1); | |
3742 | if (!target_ldt_info) | |
3743 | return -TARGET_EFAULT; | |
3744 | ldt_info.entry_number = tswap32(target_ldt_info->entry_number); | |
3745 | ldt_info.base_addr = tswapl(target_ldt_info->base_addr); | |
3746 | ldt_info.limit = tswap32(target_ldt_info->limit); | |
3747 | ldt_info.flags = tswap32(target_ldt_info->flags); | |
3748 | if (ldt_info.entry_number == -1) { | |
3749 | for (i=TARGET_GDT_ENTRY_TLS_MIN; i<=TARGET_GDT_ENTRY_TLS_MAX; i++) { | |
3750 | if (gdt_table[i] == 0) { | |
3751 | ldt_info.entry_number = i; | |
3752 | target_ldt_info->entry_number = tswap32(i); | |
3753 | break; | |
3754 | } | |
3755 | } | |
3756 | } | |
3757 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3758 | ||
3759 | if (ldt_info.entry_number < TARGET_GDT_ENTRY_TLS_MIN || | |
3760 | ldt_info.entry_number > TARGET_GDT_ENTRY_TLS_MAX) | |
3761 | return -TARGET_EINVAL; | |
3762 | seg_32bit = ldt_info.flags & 1; | |
3763 | contents = (ldt_info.flags >> 1) & 3; | |
3764 | read_exec_only = (ldt_info.flags >> 3) & 1; | |
3765 | limit_in_pages = (ldt_info.flags >> 4) & 1; | |
3766 | seg_not_present = (ldt_info.flags >> 5) & 1; | |
3767 | useable = (ldt_info.flags >> 6) & 1; | |
3768 | #ifdef TARGET_ABI32 | |
3769 | lm = 0; | |
3770 | #else | |
3771 | lm = (ldt_info.flags >> 7) & 1; | |
3772 | #endif | |
3773 | ||
3774 | if (contents == 3) { | |
3775 | if (seg_not_present == 0) | |
3776 | return -TARGET_EINVAL; | |
3777 | } | |
3778 | ||
3779 | /* NOTE: same code as Linux kernel */ | |
3780 | /* Allow LDTs to be cleared by the user. */ | |
3781 | if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { | |
3782 | if ((contents == 0 && | |
3783 | read_exec_only == 1 && | |
3784 | seg_32bit == 0 && | |
3785 | limit_in_pages == 0 && | |
3786 | seg_not_present == 1 && | |
3787 | useable == 0 )) { | |
3788 | entry_1 = 0; | |
3789 | entry_2 = 0; | |
3790 | goto install; | |
3791 | } | |
3792 | } | |
3793 | ||
3794 | entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | | |
3795 | (ldt_info.limit & 0x0ffff); | |
3796 | entry_2 = (ldt_info.base_addr & 0xff000000) | | |
3797 | ((ldt_info.base_addr & 0x00ff0000) >> 16) | | |
3798 | (ldt_info.limit & 0xf0000) | | |
3799 | ((read_exec_only ^ 1) << 9) | | |
3800 | (contents << 10) | | |
3801 | ((seg_not_present ^ 1) << 15) | | |
3802 | (seg_32bit << 22) | | |
3803 | (limit_in_pages << 23) | | |
3804 | (useable << 20) | | |
3805 | (lm << 21) | | |
3806 | 0x7000; | |
3807 | ||
3808 | /* Install the new entry ... */ | |
3809 | install: | |
3810 | lp = (uint32_t *)(gdt_table + ldt_info.entry_number); | |
3811 | lp[0] = tswap32(entry_1); | |
3812 | lp[1] = tswap32(entry_2); | |
3813 | return 0; | |
3814 | } | |
3815 | ||
8fcd3692 | 3816 | static abi_long do_get_thread_area(CPUX86State *env, abi_ulong ptr) |
8d18e893 FB |
3817 | { |
3818 | struct target_modify_ldt_ldt_s *target_ldt_info; | |
3819 | uint64_t *gdt_table = g2h(env->gdt.base); | |
3820 | uint32_t base_addr, limit, flags; | |
3821 | int seg_32bit, contents, read_exec_only, limit_in_pages, idx; | |
3822 | int seg_not_present, useable, lm; | |
3823 | uint32_t *lp, entry_1, entry_2; | |
3824 | ||
3825 | lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1); | |
3826 | if (!target_ldt_info) | |
3827 | return -TARGET_EFAULT; | |
3828 | idx = tswap32(target_ldt_info->entry_number); | |
3829 | if (idx < TARGET_GDT_ENTRY_TLS_MIN || | |
3830 | idx > TARGET_GDT_ENTRY_TLS_MAX) { | |
3831 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3832 | return -TARGET_EINVAL; | |
3833 | } | |
3834 | lp = (uint32_t *)(gdt_table + idx); | |
3835 | entry_1 = tswap32(lp[0]); | |
3836 | entry_2 = tswap32(lp[1]); | |
3837 | ||
3838 | read_exec_only = ((entry_2 >> 9) & 1) ^ 1; | |
3839 | contents = (entry_2 >> 10) & 3; | |
3840 | seg_not_present = ((entry_2 >> 15) & 1) ^ 1; | |
3841 | seg_32bit = (entry_2 >> 22) & 1; | |
3842 | limit_in_pages = (entry_2 >> 23) & 1; | |
3843 | useable = (entry_2 >> 20) & 1; | |
3844 | #ifdef TARGET_ABI32 | |
3845 | lm = 0; | |
3846 | #else | |
3847 | lm = (entry_2 >> 21) & 1; | |
3848 | #endif | |
3849 | flags = (seg_32bit << 0) | (contents << 1) | | |
3850 | (read_exec_only << 3) | (limit_in_pages << 4) | | |
3851 | (seg_not_present << 5) | (useable << 6) | (lm << 7); | |
3852 | limit = (entry_1 & 0xffff) | (entry_2 & 0xf0000); | |
3853 | base_addr = (entry_1 >> 16) | | |
3854 | (entry_2 & 0xff000000) | | |
3855 | ((entry_2 & 0xff) << 16); | |
3856 | target_ldt_info->base_addr = tswapl(base_addr); | |
3857 | target_ldt_info->limit = tswap32(limit); | |
3858 | target_ldt_info->flags = tswap32(flags); | |
3859 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3860 | return 0; | |
3861 | } | |
4583f589 | 3862 | #endif /* TARGET_I386 && TARGET_ABI32 */ |
8d18e893 | 3863 | |
d2fd1af7 | 3864 | #ifndef TARGET_ABI32 |
8fcd3692 | 3865 | static abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr) |
d2fd1af7 | 3866 | { |
1add8698 | 3867 | abi_long ret = 0; |
d2fd1af7 FB |
3868 | abi_ulong val; |
3869 | int idx; | |
1add8698 | 3870 | |
d2fd1af7 FB |
3871 | switch(code) { |
3872 | case TARGET_ARCH_SET_GS: | |
3873 | case TARGET_ARCH_SET_FS: | |
3874 | if (code == TARGET_ARCH_SET_GS) | |
3875 | idx = R_GS; | |
3876 | else | |
3877 | idx = R_FS; | |
3878 | cpu_x86_load_seg(env, idx, 0); | |
3879 | env->segs[idx].base = addr; | |
3880 | break; | |
3881 | case TARGET_ARCH_GET_GS: | |
3882 | case TARGET_ARCH_GET_FS: | |
3883 | if (code == TARGET_ARCH_GET_GS) | |
3884 | idx = R_GS; | |
3885 | else | |
3886 | idx = R_FS; | |
3887 | val = env->segs[idx].base; | |
3888 | if (put_user(val, addr, abi_ulong)) | |
1add8698 | 3889 | ret = -TARGET_EFAULT; |
d2fd1af7 FB |
3890 | break; |
3891 | default: | |
3892 | ret = -TARGET_EINVAL; | |
3893 | break; | |
3894 | } | |
1add8698 | 3895 | return ret; |
d2fd1af7 FB |
3896 | } |
3897 | #endif | |
3898 | ||
2ab83ea7 FB |
3899 | #endif /* defined(TARGET_I386) */ |
3900 | ||
05098a93 | 3901 | #define NEW_STACK_SIZE 0x40000 |
d865bab5 | 3902 | |
05098a93 | 3903 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3904 | |
3905 | static pthread_mutex_t clone_lock = PTHREAD_MUTEX_INITIALIZER; | |
3906 | typedef struct { | |
3907 | CPUState *env; | |
3908 | pthread_mutex_t mutex; | |
3909 | pthread_cond_t cond; | |
3910 | pthread_t thread; | |
3911 | uint32_t tid; | |
3912 | abi_ulong child_tidptr; | |
3913 | abi_ulong parent_tidptr; | |
3914 | sigset_t sigmask; | |
3915 | } new_thread_info; | |
3916 | ||
3917 | static void *clone_func(void *arg) | |
3918 | { | |
3919 | new_thread_info *info = arg; | |
3920 | CPUState *env; | |
edf8e2af | 3921 | TaskState *ts; |
d865bab5 PB |
3922 | |
3923 | env = info->env; | |
3924 | thread_env = env; | |
edf8e2af | 3925 | ts = (TaskState *)thread_env->opaque; |
d865bab5 | 3926 | info->tid = gettid(); |
1e9fa730 | 3927 | env->host_tid = info->tid; |
edf8e2af | 3928 | task_settid(ts); |
d865bab5 PB |
3929 | if (info->child_tidptr) |
3930 | put_user_u32(info->tid, info->child_tidptr); | |
3931 | if (info->parent_tidptr) | |
3932 | put_user_u32(info->tid, info->parent_tidptr); | |
3933 | /* Enable signals. */ | |
3934 | sigprocmask(SIG_SETMASK, &info->sigmask, NULL); | |
3935 | /* Signal to the parent that we're ready. */ | |
3936 | pthread_mutex_lock(&info->mutex); | |
3937 | pthread_cond_broadcast(&info->cond); | |
3938 | pthread_mutex_unlock(&info->mutex); | |
3939 | /* Wait until the parent has finshed initializing the tls state. */ | |
3940 | pthread_mutex_lock(&clone_lock); | |
3941 | pthread_mutex_unlock(&clone_lock); | |
3942 | cpu_loop(env); | |
3943 | /* never exits */ | |
3944 | return NULL; | |
3945 | } | |
3946 | #else | |
1b6b029e FB |
3947 | |
3948 | static int clone_func(void *arg) | |
3949 | { | |
2ab83ea7 | 3950 | CPUState *env = arg; |
1b6b029e FB |
3951 | cpu_loop(env); |
3952 | /* never exits */ | |
3953 | return 0; | |
3954 | } | |
d865bab5 | 3955 | #endif |
1b6b029e | 3956 | |
0da46a6e TS |
3957 | /* do_fork() Must return host values and target errnos (unlike most |
3958 | do_*() functions). */ | |
d865bab5 PB |
3959 | static int do_fork(CPUState *env, unsigned int flags, abi_ulong newsp, |
3960 | abi_ulong parent_tidptr, target_ulong newtls, | |
3961 | abi_ulong child_tidptr) | |
1b6b029e FB |
3962 | { |
3963 | int ret; | |
5cd4393b | 3964 | TaskState *ts; |
2ab83ea7 | 3965 | CPUState *new_env; |
2f7bb878 | 3966 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3967 | unsigned int nptl_flags; |
3968 | sigset_t sigmask; | |
9190749f RV |
3969 | #else |
3970 | uint8_t *new_stack; | |
d865bab5 | 3971 | #endif |
3b46e624 | 3972 | |
436d124b AZ |
3973 | /* Emulate vfork() with fork() */ |
3974 | if (flags & CLONE_VFORK) | |
3975 | flags &= ~(CLONE_VFORK | CLONE_VM); | |
3976 | ||
1b6b029e | 3977 | if (flags & CLONE_VM) { |
edf8e2af | 3978 | TaskState *parent_ts = (TaskState *)env->opaque; |
2f7bb878 | 3979 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3980 | new_thread_info info; |
3981 | pthread_attr_t attr; | |
bd0c5661 | 3982 | #endif |
48e15fc2 | 3983 | ts = qemu_mallocz(sizeof(TaskState)); |
624f7979 | 3984 | init_task_state(ts); |
1b6b029e | 3985 | /* we create a new CPU instance. */ |
c5be9f08 | 3986 | new_env = cpu_copy(env); |
b4558d74 BS |
3987 | #if defined(TARGET_I386) || defined(TARGET_SPARC) || defined(TARGET_PPC) |
3988 | cpu_reset(new_env); | |
3989 | #endif | |
6e68e076 PB |
3990 | /* Init regs that differ from the parent. */ |
3991 | cpu_clone_regs(new_env, newsp); | |
5cd4393b | 3992 | new_env->opaque = ts; |
edf8e2af MW |
3993 | ts->bprm = parent_ts->bprm; |
3994 | ts->info = parent_ts->info; | |
2f7bb878 | 3995 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3996 | nptl_flags = flags; |
3997 | flags &= ~CLONE_NPTL_FLAGS2; | |
3998 | ||
c2764719 PB |
3999 | if (nptl_flags & CLONE_CHILD_CLEARTID) { |
4000 | ts->child_tidptr = child_tidptr; | |
4001 | } | |
4002 | ||
d865bab5 PB |
4003 | if (nptl_flags & CLONE_SETTLS) |
4004 | cpu_set_tls (new_env, newtls); | |
4005 | ||
4006 | /* Grab a mutex so that thread setup appears atomic. */ | |
4007 | pthread_mutex_lock(&clone_lock); | |
4008 | ||
4009 | memset(&info, 0, sizeof(info)); | |
4010 | pthread_mutex_init(&info.mutex, NULL); | |
4011 | pthread_mutex_lock(&info.mutex); | |
4012 | pthread_cond_init(&info.cond, NULL); | |
4013 | info.env = new_env; | |
4014 | if (nptl_flags & CLONE_CHILD_SETTID) | |
4015 | info.child_tidptr = child_tidptr; | |
4016 | if (nptl_flags & CLONE_PARENT_SETTID) | |
4017 | info.parent_tidptr = parent_tidptr; | |
4018 | ||
4019 | ret = pthread_attr_init(&attr); | |
48e15fc2 NF |
4020 | ret = pthread_attr_setstacksize(&attr, NEW_STACK_SIZE); |
4021 | ret = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); | |
d865bab5 PB |
4022 | /* It is not safe to deliver signals until the child has finished |
4023 | initializing, so temporarily block all signals. */ | |
4024 | sigfillset(&sigmask); | |
4025 | sigprocmask(SIG_BLOCK, &sigmask, &info.sigmask); | |
4026 | ||
4027 | ret = pthread_create(&info.thread, &attr, clone_func, &info); | |
c2764719 | 4028 | /* TODO: Free new CPU state if thread creation failed. */ |
d865bab5 PB |
4029 | |
4030 | sigprocmask(SIG_SETMASK, &info.sigmask, NULL); | |
4031 | pthread_attr_destroy(&attr); | |
4032 | if (ret == 0) { | |
4033 | /* Wait for the child to initialize. */ | |
4034 | pthread_cond_wait(&info.cond, &info.mutex); | |
4035 | ret = info.tid; | |
4036 | if (flags & CLONE_PARENT_SETTID) | |
4037 | put_user_u32(ret, parent_tidptr); | |
4038 | } else { | |
4039 | ret = -1; | |
4040 | } | |
4041 | pthread_mutex_unlock(&info.mutex); | |
4042 | pthread_cond_destroy(&info.cond); | |
4043 | pthread_mutex_destroy(&info.mutex); | |
4044 | pthread_mutex_unlock(&clone_lock); | |
4045 | #else | |
4046 | if (flags & CLONE_NPTL_FLAGS2) | |
4047 | return -EINVAL; | |
4048 | /* This is probably going to die very quickly, but do it anyway. */ | |
48e15fc2 | 4049 | new_stack = qemu_mallocz (NEW_STACK_SIZE); |
27725c1d | 4050 | #ifdef __ia64__ |
60e99246 | 4051 | ret = __clone2(clone_func, new_stack, NEW_STACK_SIZE, flags, new_env); |
27725c1d FB |
4052 | #else |
4053 | ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); | |
d865bab5 | 4054 | #endif |
27725c1d | 4055 | #endif |
1b6b029e FB |
4056 | } else { |
4057 | /* if no CLONE_VM, we consider it is a fork */ | |
d865bab5 | 4058 | if ((flags & ~(CSIGNAL | CLONE_NPTL_FLAGS2)) != 0) |
1b6b029e | 4059 | return -EINVAL; |
d865bab5 | 4060 | fork_start(); |
1b6b029e | 4061 | ret = fork(); |
d865bab5 | 4062 | if (ret == 0) { |
2b1319c8 | 4063 | /* Child Process. */ |
d865bab5 PB |
4064 | cpu_clone_regs(env, newsp); |
4065 | fork_end(1); | |
2f7bb878 | 4066 | #if defined(CONFIG_USE_NPTL) |
2b1319c8 AJ |
4067 | /* There is a race condition here. The parent process could |
4068 | theoretically read the TID in the child process before the child | |
4069 | tid is set. This would require using either ptrace | |
4070 | (not implemented) or having *_tidptr to point at a shared memory | |
4071 | mapping. We can't repeat the spinlock hack used above because | |
4072 | the child process gets its own copy of the lock. */ | |
d865bab5 PB |
4073 | if (flags & CLONE_CHILD_SETTID) |
4074 | put_user_u32(gettid(), child_tidptr); | |
4075 | if (flags & CLONE_PARENT_SETTID) | |
4076 | put_user_u32(gettid(), parent_tidptr); | |
4077 | ts = (TaskState *)env->opaque; | |
4078 | if (flags & CLONE_SETTLS) | |
4079 | cpu_set_tls (env, newtls); | |
c2764719 PB |
4080 | if (flags & CLONE_CHILD_CLEARTID) |
4081 | ts->child_tidptr = child_tidptr; | |
2b1319c8 | 4082 | #endif |
d865bab5 PB |
4083 | } else { |
4084 | fork_end(0); | |
4085 | } | |
1b6b029e FB |
4086 | } |
4087 | return ret; | |
4088 | } | |
4089 | ||
5f106811 APR |
4090 | /* warning : doesn't handle linux specific flags... */ |
4091 | static int target_to_host_fcntl_cmd(int cmd) | |
4092 | { | |
4093 | switch(cmd) { | |
4094 | case TARGET_F_DUPFD: | |
4095 | case TARGET_F_GETFD: | |
4096 | case TARGET_F_SETFD: | |
4097 | case TARGET_F_GETFL: | |
4098 | case TARGET_F_SETFL: | |
4099 | return cmd; | |
4100 | case TARGET_F_GETLK: | |
4101 | return F_GETLK; | |
4102 | case TARGET_F_SETLK: | |
4103 | return F_SETLK; | |
4104 | case TARGET_F_SETLKW: | |
4105 | return F_SETLKW; | |
4106 | case TARGET_F_GETOWN: | |
4107 | return F_GETOWN; | |
4108 | case TARGET_F_SETOWN: | |
4109 | return F_SETOWN; | |
4110 | case TARGET_F_GETSIG: | |
4111 | return F_GETSIG; | |
4112 | case TARGET_F_SETSIG: | |
4113 | return F_SETSIG; | |
4114 | #if TARGET_ABI_BITS == 32 | |
4115 | case TARGET_F_GETLK64: | |
4116 | return F_GETLK64; | |
4117 | case TARGET_F_SETLK64: | |
4118 | return F_SETLK64; | |
4119 | case TARGET_F_SETLKW64: | |
4120 | return F_SETLKW64; | |
4121 | #endif | |
7e22e546 UH |
4122 | case TARGET_F_SETLEASE: |
4123 | return F_SETLEASE; | |
4124 | case TARGET_F_GETLEASE: | |
4125 | return F_GETLEASE; | |
fbd5de9b | 4126 | #ifdef F_DUPFD_CLOEXEC |
7e22e546 UH |
4127 | case TARGET_F_DUPFD_CLOEXEC: |
4128 | return F_DUPFD_CLOEXEC; | |
fbd5de9b | 4129 | #endif |
7e22e546 UH |
4130 | case TARGET_F_NOTIFY: |
4131 | return F_NOTIFY; | |
5f106811 APR |
4132 | default: |
4133 | return -TARGET_EINVAL; | |
4134 | } | |
4135 | return -TARGET_EINVAL; | |
4136 | } | |
4137 | ||
992f48a0 | 4138 | static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) |
7775e9ec FB |
4139 | { |
4140 | struct flock fl; | |
53a5960a | 4141 | struct target_flock *target_fl; |
43f238d7 TS |
4142 | struct flock64 fl64; |
4143 | struct target_flock64 *target_fl64; | |
992f48a0 | 4144 | abi_long ret; |
5f106811 APR |
4145 | int host_cmd = target_to_host_fcntl_cmd(cmd); |
4146 | ||
4147 | if (host_cmd == -TARGET_EINVAL) | |
4148 | return host_cmd; | |
53a5960a | 4149 | |
7775e9ec FB |
4150 | switch(cmd) { |
4151 | case TARGET_F_GETLK: | |
579a97f7 FB |
4152 | if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
4153 | return -TARGET_EFAULT; | |
5813427b TS |
4154 | fl.l_type = tswap16(target_fl->l_type); |
4155 | fl.l_whence = tswap16(target_fl->l_whence); | |
4156 | fl.l_start = tswapl(target_fl->l_start); | |
4157 | fl.l_len = tswapl(target_fl->l_len); | |
7e22e546 | 4158 | fl.l_pid = tswap32(target_fl->l_pid); |
5813427b | 4159 | unlock_user_struct(target_fl, arg, 0); |
5f106811 | 4160 | ret = get_errno(fcntl(fd, host_cmd, &fl)); |
7775e9ec | 4161 | if (ret == 0) { |
579a97f7 FB |
4162 | if (!lock_user_struct(VERIFY_WRITE, target_fl, arg, 0)) |
4163 | return -TARGET_EFAULT; | |
7775e9ec FB |
4164 | target_fl->l_type = tswap16(fl.l_type); |
4165 | target_fl->l_whence = tswap16(fl.l_whence); | |
4166 | target_fl->l_start = tswapl(fl.l_start); | |
4167 | target_fl->l_len = tswapl(fl.l_len); | |
7e22e546 | 4168 | target_fl->l_pid = tswap32(fl.l_pid); |
53a5960a | 4169 | unlock_user_struct(target_fl, arg, 1); |
7775e9ec FB |
4170 | } |
4171 | break; | |
3b46e624 | 4172 | |
7775e9ec FB |
4173 | case TARGET_F_SETLK: |
4174 | case TARGET_F_SETLKW: | |
579a97f7 FB |
4175 | if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
4176 | return -TARGET_EFAULT; | |
7775e9ec FB |
4177 | fl.l_type = tswap16(target_fl->l_type); |
4178 | fl.l_whence = tswap16(target_fl->l_whence); | |
4179 | fl.l_start = tswapl(target_fl->l_start); | |
4180 | fl.l_len = tswapl(target_fl->l_len); | |
7e22e546 | 4181 | fl.l_pid = tswap32(target_fl->l_pid); |
53a5960a | 4182 | unlock_user_struct(target_fl, arg, 0); |
5f106811 | 4183 | ret = get_errno(fcntl(fd, host_cmd, &fl)); |
7775e9ec | 4184 | break; |
3b46e624 | 4185 | |
7775e9ec | 4186 | case TARGET_F_GETLK64: |
579a97f7 FB |
4187 | if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
4188 | return -TARGET_EFAULT; | |
5813427b TS |
4189 | fl64.l_type = tswap16(target_fl64->l_type) >> 1; |
4190 | fl64.l_whence = tswap16(target_fl64->l_whence); | |
4191 | fl64.l_start = tswapl(target_fl64->l_start); | |
4192 | fl64.l_len = tswapl(target_fl64->l_len); | |
7e22e546 | 4193 | fl64.l_pid = tswap32(target_fl64->l_pid); |
5813427b | 4194 | unlock_user_struct(target_fl64, arg, 0); |
5f106811 | 4195 | ret = get_errno(fcntl(fd, host_cmd, &fl64)); |
43f238d7 | 4196 | if (ret == 0) { |
579a97f7 FB |
4197 | if (!lock_user_struct(VERIFY_WRITE, target_fl64, arg, 0)) |
4198 | return -TARGET_EFAULT; | |
43f238d7 TS |
4199 | target_fl64->l_type = tswap16(fl64.l_type) >> 1; |
4200 | target_fl64->l_whence = tswap16(fl64.l_whence); | |
4201 | target_fl64->l_start = tswapl(fl64.l_start); | |
4202 | target_fl64->l_len = tswapl(fl64.l_len); | |
7e22e546 | 4203 | target_fl64->l_pid = tswap32(fl64.l_pid); |
43f238d7 TS |
4204 | unlock_user_struct(target_fl64, arg, 1); |
4205 | } | |
9ee1fa2c | 4206 | break; |
7775e9ec FB |
4207 | case TARGET_F_SETLK64: |
4208 | case TARGET_F_SETLKW64: | |
579a97f7 FB |
4209 | if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
4210 | return -TARGET_EFAULT; | |
43f238d7 TS |
4211 | fl64.l_type = tswap16(target_fl64->l_type) >> 1; |
4212 | fl64.l_whence = tswap16(target_fl64->l_whence); | |
4213 | fl64.l_start = tswapl(target_fl64->l_start); | |
4214 | fl64.l_len = tswapl(target_fl64->l_len); | |
7e22e546 | 4215 | fl64.l_pid = tswap32(target_fl64->l_pid); |
43f238d7 | 4216 | unlock_user_struct(target_fl64, arg, 0); |
5f106811 | 4217 | ret = get_errno(fcntl(fd, host_cmd, &fl64)); |
7775e9ec FB |
4218 | break; |
4219 | ||
5f106811 APR |
4220 | case TARGET_F_GETFL: |
4221 | ret = get_errno(fcntl(fd, host_cmd, arg)); | |
9ee1fa2c FB |
4222 | if (ret >= 0) { |
4223 | ret = host_to_target_bitmask(ret, fcntl_flags_tbl); | |
4224 | } | |
ffa65c3b FB |
4225 | break; |
4226 | ||
5f106811 APR |
4227 | case TARGET_F_SETFL: |
4228 | ret = get_errno(fcntl(fd, host_cmd, target_to_host_bitmask(arg, fcntl_flags_tbl))); | |
4229 | break; | |
4230 | ||
4231 | case TARGET_F_SETOWN: | |
4232 | case TARGET_F_GETOWN: | |
4233 | case TARGET_F_SETSIG: | |
4234 | case TARGET_F_GETSIG: | |
7e22e546 UH |
4235 | case TARGET_F_SETLEASE: |
4236 | case TARGET_F_GETLEASE: | |
5f106811 | 4237 | ret = get_errno(fcntl(fd, host_cmd, arg)); |
ffa65c3b FB |
4238 | break; |
4239 | ||
7775e9ec | 4240 | default: |
9ee1fa2c | 4241 | ret = get_errno(fcntl(fd, cmd, arg)); |
7775e9ec FB |
4242 | break; |
4243 | } | |
4244 | return ret; | |
4245 | } | |
4246 | ||
67867308 | 4247 | #ifdef USE_UID16 |
7775e9ec | 4248 | |
67867308 FB |
4249 | static inline int high2lowuid(int uid) |
4250 | { | |
4251 | if (uid > 65535) | |
4252 | return 65534; | |
4253 | else | |
4254 | return uid; | |
4255 | } | |
4256 | ||
4257 | static inline int high2lowgid(int gid) | |
4258 | { | |
4259 | if (gid > 65535) | |
4260 | return 65534; | |
4261 | else | |
4262 | return gid; | |
4263 | } | |
4264 | ||
4265 | static inline int low2highuid(int uid) | |
4266 | { | |
4267 | if ((int16_t)uid == -1) | |
4268 | return -1; | |
4269 | else | |
4270 | return uid; | |
4271 | } | |
4272 | ||
4273 | static inline int low2highgid(int gid) | |
4274 | { | |
4275 | if ((int16_t)gid == -1) | |
4276 | return -1; | |
4277 | else | |
4278 | return gid; | |
4279 | } | |
0c866a7e RV |
4280 | static inline int tswapid(int id) |
4281 | { | |
4282 | return tswap16(id); | |
4283 | } | |
4284 | #else /* !USE_UID16 */ | |
4285 | static inline int high2lowuid(int uid) | |
4286 | { | |
4287 | return uid; | |
4288 | } | |
4289 | static inline int high2lowgid(int gid) | |
4290 | { | |
4291 | return gid; | |
4292 | } | |
4293 | static inline int low2highuid(int uid) | |
4294 | { | |
4295 | return uid; | |
4296 | } | |
4297 | static inline int low2highgid(int gid) | |
4298 | { | |
4299 | return gid; | |
4300 | } | |
4301 | static inline int tswapid(int id) | |
4302 | { | |
4303 | return tswap32(id); | |
4304 | } | |
67867308 | 4305 | #endif /* USE_UID16 */ |
1b6b029e | 4306 | |
31e31b8a FB |
4307 | void syscall_init(void) |
4308 | { | |
2ab83ea7 FB |
4309 | IOCTLEntry *ie; |
4310 | const argtype *arg_type; | |
4311 | int size; | |
b92c47c1 | 4312 | int i; |
2ab83ea7 | 4313 | |
001faf32 | 4314 | #define STRUCT(name, ...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def); |
5fafdf24 | 4315 | #define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def); |
31e31b8a FB |
4316 | #include "syscall_types.h" |
4317 | #undef STRUCT | |
4318 | #undef STRUCT_SPECIAL | |
2ab83ea7 FB |
4319 | |
4320 | /* we patch the ioctl size if necessary. We rely on the fact that | |
4321 | no ioctl has all the bits at '1' in the size field */ | |
4322 | ie = ioctl_entries; | |
4323 | while (ie->target_cmd != 0) { | |
4324 | if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT) & TARGET_IOC_SIZEMASK) == | |
4325 | TARGET_IOC_SIZEMASK) { | |
4326 | arg_type = ie->arg_type; | |
4327 | if (arg_type[0] != TYPE_PTR) { | |
5fafdf24 | 4328 | fprintf(stderr, "cannot patch size for ioctl 0x%x\n", |
2ab83ea7 FB |
4329 | ie->target_cmd); |
4330 | exit(1); | |
4331 | } | |
4332 | arg_type++; | |
4333 | size = thunk_type_size(arg_type, 0); | |
5fafdf24 | 4334 | ie->target_cmd = (ie->target_cmd & |
2ab83ea7 FB |
4335 | ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) | |
4336 | (size << TARGET_IOC_SIZESHIFT); | |
4337 | } | |
b92c47c1 TS |
4338 | |
4339 | /* Build target_to_host_errno_table[] table from | |
4340 | * host_to_target_errno_table[]. */ | |
4341 | for (i=0; i < ERRNO_TABLE_SIZE; i++) | |
4342 | target_to_host_errno_table[host_to_target_errno_table[i]] = i; | |
4343 | ||
2ab83ea7 | 4344 | /* automatic consistency check if same arch */ |
872ea0c0 AZ |
4345 | #if (defined(__i386__) && defined(TARGET_I386) && defined(TARGET_ABI32)) || \ |
4346 | (defined(__x86_64__) && defined(TARGET_X86_64)) | |
4347 | if (unlikely(ie->target_cmd != ie->host_cmd)) { | |
4348 | fprintf(stderr, "ERROR: ioctl(%s): target=0x%x host=0x%x\n", | |
4349 | ie->name, ie->target_cmd, ie->host_cmd); | |
2ab83ea7 FB |
4350 | } |
4351 | #endif | |
4352 | ie++; | |
4353 | } | |
31e31b8a | 4354 | } |
c573ff67 | 4355 | |
992f48a0 | 4356 | #if TARGET_ABI_BITS == 32 |
ce4defa0 PB |
4357 | static inline uint64_t target_offset64(uint32_t word0, uint32_t word1) |
4358 | { | |
af325d36 | 4359 | #ifdef TARGET_WORDS_BIGENDIAN |
ce4defa0 PB |
4360 | return ((uint64_t)word0 << 32) | word1; |
4361 | #else | |
4362 | return ((uint64_t)word1 << 32) | word0; | |
4363 | #endif | |
4364 | } | |
992f48a0 | 4365 | #else /* TARGET_ABI_BITS == 32 */ |
32407103 JM |
4366 | static inline uint64_t target_offset64(uint64_t word0, uint64_t word1) |
4367 | { | |
4368 | return word0; | |
4369 | } | |
992f48a0 | 4370 | #endif /* TARGET_ABI_BITS != 32 */ |
ce4defa0 PB |
4371 | |
4372 | #ifdef TARGET_NR_truncate64 | |
992f48a0 BS |
4373 | static inline abi_long target_truncate64(void *cpu_env, const char *arg1, |
4374 | abi_long arg2, | |
4375 | abi_long arg3, | |
4376 | abi_long arg4) | |
ce4defa0 PB |
4377 | { |
4378 | #ifdef TARGET_ARM | |
4379 | if (((CPUARMState *)cpu_env)->eabi) | |
4380 | { | |
4381 | arg2 = arg3; | |
4382 | arg3 = arg4; | |
4383 | } | |
4384 | #endif | |
4385 | return get_errno(truncate64(arg1, target_offset64(arg2, arg3))); | |
4386 | } | |
4387 | #endif | |
4388 | ||
4389 | #ifdef TARGET_NR_ftruncate64 | |
992f48a0 BS |
4390 | static inline abi_long target_ftruncate64(void *cpu_env, abi_long arg1, |
4391 | abi_long arg2, | |
4392 | abi_long arg3, | |
4393 | abi_long arg4) | |
ce4defa0 PB |
4394 | { |
4395 | #ifdef TARGET_ARM | |
4396 | if (((CPUARMState *)cpu_env)->eabi) | |
4397 | { | |
4398 | arg2 = arg3; | |
4399 | arg3 = arg4; | |
4400 | } | |
4401 | #endif | |
4402 | return get_errno(ftruncate64(arg1, target_offset64(arg2, arg3))); | |
4403 | } | |
4404 | #endif | |
4405 | ||
579a97f7 FB |
4406 | static inline abi_long target_to_host_timespec(struct timespec *host_ts, |
4407 | abi_ulong target_addr) | |
53a5960a PB |
4408 | { |
4409 | struct target_timespec *target_ts; | |
4410 | ||
579a97f7 FB |
4411 | if (!lock_user_struct(VERIFY_READ, target_ts, target_addr, 1)) |
4412 | return -TARGET_EFAULT; | |
53a5960a PB |
4413 | host_ts->tv_sec = tswapl(target_ts->tv_sec); |
4414 | host_ts->tv_nsec = tswapl(target_ts->tv_nsec); | |
4415 | unlock_user_struct(target_ts, target_addr, 0); | |
b255bfa8 | 4416 | return 0; |
53a5960a PB |
4417 | } |
4418 | ||
579a97f7 FB |
4419 | static inline abi_long host_to_target_timespec(abi_ulong target_addr, |
4420 | struct timespec *host_ts) | |
53a5960a PB |
4421 | { |
4422 | struct target_timespec *target_ts; | |
4423 | ||
579a97f7 FB |
4424 | if (!lock_user_struct(VERIFY_WRITE, target_ts, target_addr, 0)) |
4425 | return -TARGET_EFAULT; | |
53a5960a PB |
4426 | target_ts->tv_sec = tswapl(host_ts->tv_sec); |
4427 | target_ts->tv_nsec = tswapl(host_ts->tv_nsec); | |
4428 | unlock_user_struct(target_ts, target_addr, 1); | |
b255bfa8 | 4429 | return 0; |
53a5960a PB |
4430 | } |
4431 | ||
9d33b76b | 4432 | #if defined(TARGET_NR_stat64) || defined(TARGET_NR_newfstatat) |
6a24a778 AZ |
4433 | static inline abi_long host_to_target_stat64(void *cpu_env, |
4434 | abi_ulong target_addr, | |
4435 | struct stat *host_st) | |
4436 | { | |
4437 | #ifdef TARGET_ARM | |
4438 | if (((CPUARMState *)cpu_env)->eabi) { | |
4439 | struct target_eabi_stat64 *target_st; | |
4440 | ||
4441 | if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) | |
4442 | return -TARGET_EFAULT; | |
4443 | memset(target_st, 0, sizeof(struct target_eabi_stat64)); | |
4444 | __put_user(host_st->st_dev, &target_st->st_dev); | |
4445 | __put_user(host_st->st_ino, &target_st->st_ino); | |
4446 | #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO | |
4447 | __put_user(host_st->st_ino, &target_st->__st_ino); | |
4448 | #endif | |
4449 | __put_user(host_st->st_mode, &target_st->st_mode); | |
4450 | __put_user(host_st->st_nlink, &target_st->st_nlink); | |
4451 | __put_user(host_st->st_uid, &target_st->st_uid); | |
4452 | __put_user(host_st->st_gid, &target_st->st_gid); | |
4453 | __put_user(host_st->st_rdev, &target_st->st_rdev); | |
4454 | __put_user(host_st->st_size, &target_st->st_size); | |
4455 | __put_user(host_st->st_blksize, &target_st->st_blksize); | |
4456 | __put_user(host_st->st_blocks, &target_st->st_blocks); | |
4457 | __put_user(host_st->st_atime, &target_st->target_st_atime); | |
4458 | __put_user(host_st->st_mtime, &target_st->target_st_mtime); | |
4459 | __put_user(host_st->st_ctime, &target_st->target_st_ctime); | |
4460 | unlock_user_struct(target_st, target_addr, 1); | |
4461 | } else | |
4462 | #endif | |
4463 | { | |
ed18c5ce | 4464 | #if TARGET_ABI_BITS == 64 && !defined(TARGET_ALPHA) |
9d33b76b AJ |
4465 | struct target_stat *target_st; |
4466 | #else | |
6a24a778 | 4467 | struct target_stat64 *target_st; |
9d33b76b | 4468 | #endif |
6a24a778 AZ |
4469 | |
4470 | if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) | |
4471 | return -TARGET_EFAULT; | |
9d33b76b | 4472 | memset(target_st, 0, sizeof(*target_st)); |
6a24a778 AZ |
4473 | __put_user(host_st->st_dev, &target_st->st_dev); |
4474 | __put_user(host_st->st_ino, &target_st->st_ino); | |
4475 | #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO | |
4476 | __put_user(host_st->st_ino, &target_st->__st_ino); | |
4477 | #endif | |
4478 | __put_user(host_st->st_mode, &target_st->st_mode); | |
4479 | __put_user(host_st->st_nlink, &target_st->st_nlink); | |
4480 | __put_user(host_st->st_uid, &target_st->st_uid); | |
4481 | __put_user(host_st->st_gid, &target_st->st_gid); | |
4482 | __put_user(host_st->st_rdev, &target_st->st_rdev); | |
4483 | /* XXX: better use of kernel struct */ | |
4484 | __put_user(host_st->st_size, &target_st->st_size); | |
4485 | __put_user(host_st->st_blksize, &target_st->st_blksize); | |
4486 | __put_user(host_st->st_blocks, &target_st->st_blocks); | |
4487 | __put_user(host_st->st_atime, &target_st->target_st_atime); | |
4488 | __put_user(host_st->st_mtime, &target_st->target_st_mtime); | |
4489 | __put_user(host_st->st_ctime, &target_st->target_st_ctime); | |
4490 | unlock_user_struct(target_st, target_addr, 1); | |
4491 | } | |
4492 | ||
4493 | return 0; | |
4494 | } | |
4495 | #endif | |
4496 | ||
2f7bb878 | 4497 | #if defined(CONFIG_USE_NPTL) |
bd0c5661 PB |
4498 | /* ??? Using host futex calls even when target atomic operations |
4499 | are not really atomic probably breaks things. However implementing | |
4500 | futexes locally would make futexes shared between multiple processes | |
4501 | tricky. However they're probably useless because guest atomic | |
4502 | operations won't work either. */ | |
8fcd3692 BS |
4503 | static int do_futex(target_ulong uaddr, int op, int val, target_ulong timeout, |
4504 | target_ulong uaddr2, int val3) | |
bd0c5661 PB |
4505 | { |
4506 | struct timespec ts, *pts; | |
a16aae0c | 4507 | int base_op; |
bd0c5661 PB |
4508 | |
4509 | /* ??? We assume FUTEX_* constants are the same on both host | |
4510 | and target. */ | |
a29ccd63 | 4511 | #ifdef FUTEX_CMD_MASK |
a16aae0c | 4512 | base_op = op & FUTEX_CMD_MASK; |
a29ccd63 | 4513 | #else |
a16aae0c | 4514 | base_op = op; |
a29ccd63 | 4515 | #endif |
a16aae0c | 4516 | switch (base_op) { |
bd0c5661 PB |
4517 | case FUTEX_WAIT: |
4518 | if (timeout) { | |
4519 | pts = &ts; | |
4520 | target_to_host_timespec(pts, timeout); | |
4521 | } else { | |
4522 | pts = NULL; | |
4523 | } | |
a29ccd63 | 4524 | return get_errno(sys_futex(g2h(uaddr), op, tswap32(val), |
bd0c5661 PB |
4525 | pts, NULL, 0)); |
4526 | case FUTEX_WAKE: | |
a29ccd63 | 4527 | return get_errno(sys_futex(g2h(uaddr), op, val, NULL, NULL, 0)); |
bd0c5661 | 4528 | case FUTEX_FD: |
a29ccd63 | 4529 | return get_errno(sys_futex(g2h(uaddr), op, val, NULL, NULL, 0)); |
bd0c5661 | 4530 | case FUTEX_REQUEUE: |
bd0c5661 | 4531 | case FUTEX_CMP_REQUEUE: |
a16aae0c NF |
4532 | case FUTEX_WAKE_OP: |
4533 | /* For FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, and FUTEX_WAKE_OP, the | |
4534 | TIMEOUT parameter is interpreted as a uint32_t by the kernel. | |
4535 | But the prototype takes a `struct timespec *'; insert casts | |
4536 | to satisfy the compiler. We do not need to tswap TIMEOUT | |
4537 | since it's not compared to guest memory. */ | |
4538 | pts = (struct timespec *)(uintptr_t) timeout; | |
4539 | return get_errno(sys_futex(g2h(uaddr), op, val, pts, | |
4540 | g2h(uaddr2), | |
4541 | (base_op == FUTEX_CMP_REQUEUE | |
4542 | ? tswap32(val3) | |
4543 | : val3))); | |
bd0c5661 PB |
4544 | default: |
4545 | return -TARGET_ENOSYS; | |
4546 | } | |
4547 | } | |
4548 | #endif | |
4549 | ||
1d9d8b55 PB |
4550 | /* Map host to target signal numbers for the wait family of syscalls. |
4551 | Assume all other status bits are the same. */ | |
4552 | static int host_to_target_waitstatus(int status) | |
4553 | { | |
4554 | if (WIFSIGNALED(status)) { | |
4555 | return host_to_target_signal(WTERMSIG(status)) | (status & ~0x7f); | |
4556 | } | |
4557 | if (WIFSTOPPED(status)) { | |
4558 | return (host_to_target_signal(WSTOPSIG(status)) << 8) | |
4559 | | (status & 0xff); | |
4560 | } | |
4561 | return status; | |
4562 | } | |
4563 | ||
a745ec6d PB |
4564 | int get_osversion(void) |
4565 | { | |
4566 | static int osversion; | |
4567 | struct new_utsname buf; | |
4568 | const char *s; | |
4569 | int i, n, tmp; | |
4570 | if (osversion) | |
4571 | return osversion; | |
4572 | if (qemu_uname_release && *qemu_uname_release) { | |
4573 | s = qemu_uname_release; | |
4574 | } else { | |
4575 | if (sys_uname(&buf)) | |
4576 | return 0; | |
4577 | s = buf.release; | |
4578 | } | |
4579 | tmp = 0; | |
4580 | for (i = 0; i < 3; i++) { | |
4581 | n = 0; | |
4582 | while (*s >= '0' && *s <= '9') { | |
4583 | n *= 10; | |
4584 | n += *s - '0'; | |
4585 | s++; | |
4586 | } | |
4587 | tmp = (tmp << 8) + n; | |
4588 | if (*s == '.') | |
4589 | s++; | |
4590 | } | |
4591 | osversion = tmp; | |
4592 | return osversion; | |
4593 | } | |
4594 | ||
0da46a6e TS |
4595 | /* do_syscall() should always have a single exit point at the end so |
4596 | that actions, such as logging of syscall results, can be performed. | |
4597 | All errnos that do_syscall() returns must be -TARGET_<errcode>. */ | |
992f48a0 BS |
4598 | abi_long do_syscall(void *cpu_env, int num, abi_long arg1, |
4599 | abi_long arg2, abi_long arg3, abi_long arg4, | |
5945cfcb PM |
4600 | abi_long arg5, abi_long arg6, abi_long arg7, |
4601 | abi_long arg8) | |
31e31b8a | 4602 | { |
992f48a0 | 4603 | abi_long ret; |
31e31b8a | 4604 | struct stat st; |
56c8f68f | 4605 | struct statfs stfs; |
53a5960a | 4606 | void *p; |
3b46e624 | 4607 | |
72f03900 | 4608 | #ifdef DEBUG |
c573ff67 | 4609 | gemu_log("syscall %d", num); |
72f03900 | 4610 | #endif |
b92c47c1 TS |
4611 | if(do_strace) |
4612 | print_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); | |
4613 | ||
31e31b8a FB |
4614 | switch(num) { |
4615 | case TARGET_NR_exit: | |
2f7bb878 | 4616 | #ifdef CONFIG_USE_NPTL |
c2764719 PB |
4617 | /* In old applications this may be used to implement _exit(2). |
4618 | However in threaded applictions it is used for thread termination, | |
4619 | and _exit_group is used for application termination. | |
4620 | Do thread termination if we have more then one thread. */ | |
4621 | /* FIXME: This probably breaks if a signal arrives. We should probably | |
4622 | be disabling signals. */ | |
4623 | if (first_cpu->next_cpu) { | |
1e9fa730 | 4624 | TaskState *ts; |
c2764719 PB |
4625 | CPUState **lastp; |
4626 | CPUState *p; | |
4627 | ||
4628 | cpu_list_lock(); | |
4629 | lastp = &first_cpu; | |
4630 | p = first_cpu; | |
4631 | while (p && p != (CPUState *)cpu_env) { | |
4632 | lastp = &p->next_cpu; | |
4633 | p = p->next_cpu; | |
4634 | } | |
4635 | /* If we didn't find the CPU for this thread then something is | |
4636 | horribly wrong. */ | |
4637 | if (!p) | |
4638 | abort(); | |
4639 | /* Remove the CPU from the list. */ | |
4640 | *lastp = p->next_cpu; | |
4641 | cpu_list_unlock(); | |
1e9fa730 | 4642 | ts = ((CPUState *)cpu_env)->opaque; |
c2764719 PB |
4643 | if (ts->child_tidptr) { |
4644 | put_user_u32(0, ts->child_tidptr); | |
4645 | sys_futex(g2h(ts->child_tidptr), FUTEX_WAKE, INT_MAX, | |
4646 | NULL, NULL, 0); | |
4647 | } | |
48e15fc2 NF |
4648 | thread_env = NULL; |
4649 | qemu_free(cpu_env); | |
4650 | qemu_free(ts); | |
c2764719 PB |
4651 | pthread_exit(NULL); |
4652 | } | |
4653 | #endif | |
9788c9ca | 4654 | #ifdef TARGET_GPROF |
7d13299d FB |
4655 | _mcleanup(); |
4656 | #endif | |
e9009676 | 4657 | gdb_exit(cpu_env, arg1); |
c2764719 | 4658 | _exit(arg1); |
31e31b8a FB |
4659 | ret = 0; /* avoid warning */ |
4660 | break; | |
4661 | case TARGET_NR_read: | |
38d840e6 AJ |
4662 | if (arg3 == 0) |
4663 | ret = 0; | |
4664 | else { | |
4665 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) | |
4666 | goto efault; | |
4667 | ret = get_errno(read(arg1, p, arg3)); | |
4668 | unlock_user(p, arg2, ret); | |
4669 | } | |
31e31b8a FB |
4670 | break; |
4671 | case TARGET_NR_write: | |
579a97f7 FB |
4672 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
4673 | goto efault; | |
53a5960a PB |
4674 | ret = get_errno(write(arg1, p, arg3)); |
4675 | unlock_user(p, arg2, 0); | |
31e31b8a FB |
4676 | break; |
4677 | case TARGET_NR_open: | |
2f619698 FB |
4678 | if (!(p = lock_user_string(arg1))) |
4679 | goto efault; | |
53a5960a | 4680 | ret = get_errno(open(path(p), |
ffa65c3b FB |
4681 | target_to_host_bitmask(arg2, fcntl_flags_tbl), |
4682 | arg3)); | |
53a5960a | 4683 | unlock_user(p, arg1, 0); |
31e31b8a | 4684 | break; |
82424832 TS |
4685 | #if defined(TARGET_NR_openat) && defined(__NR_openat) |
4686 | case TARGET_NR_openat: | |
579a97f7 FB |
4687 | if (!(p = lock_user_string(arg2))) |
4688 | goto efault; | |
4689 | ret = get_errno(sys_openat(arg1, | |
4690 | path(p), | |
4691 | target_to_host_bitmask(arg3, fcntl_flags_tbl), | |
4692 | arg4)); | |
4693 | unlock_user(p, arg2, 0); | |
82424832 TS |
4694 | break; |
4695 | #endif | |
31e31b8a FB |
4696 | case TARGET_NR_close: |
4697 | ret = get_errno(close(arg1)); | |
4698 | break; | |
4699 | case TARGET_NR_brk: | |
53a5960a | 4700 | ret = do_brk(arg1); |
31e31b8a FB |
4701 | break; |
4702 | case TARGET_NR_fork: | |
d865bab5 | 4703 | ret = get_errno(do_fork(cpu_env, SIGCHLD, 0, 0, 0, 0)); |
31e31b8a | 4704 | break; |
e5febef5 | 4705 | #ifdef TARGET_NR_waitpid |
31e31b8a FB |
4706 | case TARGET_NR_waitpid: |
4707 | { | |
53a5960a PB |
4708 | int status; |
4709 | ret = get_errno(waitpid(arg1, &status, arg3)); | |
2f619698 | 4710 | if (!is_error(ret) && arg2 |
1d9d8b55 | 4711 | && put_user_s32(host_to_target_waitstatus(status), arg2)) |
2f619698 | 4712 | goto efault; |
31e31b8a FB |
4713 | } |
4714 | break; | |
e5febef5 | 4715 | #endif |
f0cbb613 PB |
4716 | #ifdef TARGET_NR_waitid |
4717 | case TARGET_NR_waitid: | |
4718 | { | |
4719 | siginfo_t info; | |
4720 | info.si_pid = 0; | |
4721 | ret = get_errno(waitid(arg1, arg2, &info, arg4)); | |
4722 | if (!is_error(ret) && arg3 && info.si_pid != 0) { | |
c227f099 | 4723 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_siginfo_t), 0))) |
f0cbb613 PB |
4724 | goto efault; |
4725 | host_to_target_siginfo(p, &info); | |
c227f099 | 4726 | unlock_user(p, arg3, sizeof(target_siginfo_t)); |
f0cbb613 PB |
4727 | } |
4728 | } | |
4729 | break; | |
4730 | #endif | |
7a3148a9 | 4731 | #ifdef TARGET_NR_creat /* not on alpha */ |
31e31b8a | 4732 | case TARGET_NR_creat: |
579a97f7 FB |
4733 | if (!(p = lock_user_string(arg1))) |
4734 | goto efault; | |
53a5960a PB |
4735 | ret = get_errno(creat(p, arg2)); |
4736 | unlock_user(p, arg1, 0); | |
31e31b8a | 4737 | break; |
7a3148a9 | 4738 | #endif |
31e31b8a | 4739 | case TARGET_NR_link: |
53a5960a PB |
4740 | { |
4741 | void * p2; | |
4742 | p = lock_user_string(arg1); | |
4743 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
4744 | if (!p || !p2) |
4745 | ret = -TARGET_EFAULT; | |
4746 | else | |
4747 | ret = get_errno(link(p, p2)); | |
53a5960a PB |
4748 | unlock_user(p2, arg2, 0); |
4749 | unlock_user(p, arg1, 0); | |
4750 | } | |
31e31b8a | 4751 | break; |
64f0ce4c TS |
4752 | #if defined(TARGET_NR_linkat) && defined(__NR_linkat) |
4753 | case TARGET_NR_linkat: | |
64f0ce4c TS |
4754 | { |
4755 | void * p2 = NULL; | |
579a97f7 FB |
4756 | if (!arg2 || !arg4) |
4757 | goto efault; | |
64f0ce4c TS |
4758 | p = lock_user_string(arg2); |
4759 | p2 = lock_user_string(arg4); | |
579a97f7 | 4760 | if (!p || !p2) |
0da46a6e | 4761 | ret = -TARGET_EFAULT; |
64f0ce4c TS |
4762 | else |
4763 | ret = get_errno(sys_linkat(arg1, p, arg3, p2, arg5)); | |
579a97f7 FB |
4764 | unlock_user(p, arg2, 0); |
4765 | unlock_user(p2, arg4, 0); | |
64f0ce4c TS |
4766 | } |
4767 | break; | |
4768 | #endif | |
31e31b8a | 4769 | case TARGET_NR_unlink: |
579a97f7 FB |
4770 | if (!(p = lock_user_string(arg1))) |
4771 | goto efault; | |
53a5960a PB |
4772 | ret = get_errno(unlink(p)); |
4773 | unlock_user(p, arg1, 0); | |
31e31b8a | 4774 | break; |
8170f56b TS |
4775 | #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat) |
4776 | case TARGET_NR_unlinkat: | |
579a97f7 FB |
4777 | if (!(p = lock_user_string(arg2))) |
4778 | goto efault; | |
4779 | ret = get_errno(sys_unlinkat(arg1, p, arg3)); | |
4780 | unlock_user(p, arg2, 0); | |
ed494d87 | 4781 | break; |
b7d35e65 | 4782 | #endif |
31e31b8a | 4783 | case TARGET_NR_execve: |
7854b056 FB |
4784 | { |
4785 | char **argp, **envp; | |
f7341ff4 | 4786 | int argc, envc; |
992f48a0 BS |
4787 | abi_ulong gp; |
4788 | abi_ulong guest_argp; | |
4789 | abi_ulong guest_envp; | |
4790 | abi_ulong addr; | |
7854b056 FB |
4791 | char **q; |
4792 | ||
f7341ff4 | 4793 | argc = 0; |
53a5960a | 4794 | guest_argp = arg2; |
da94d263 | 4795 | for (gp = guest_argp; gp; gp += sizeof(abi_ulong)) { |
03aa1976 | 4796 | if (get_user_ual(addr, gp)) |
2f619698 | 4797 | goto efault; |
03aa1976 | 4798 | if (!addr) |
2f619698 | 4799 | break; |
7854b056 | 4800 | argc++; |
2f619698 | 4801 | } |
f7341ff4 | 4802 | envc = 0; |
53a5960a | 4803 | guest_envp = arg3; |
da94d263 | 4804 | for (gp = guest_envp; gp; gp += sizeof(abi_ulong)) { |
03aa1976 | 4805 | if (get_user_ual(addr, gp)) |
2f619698 | 4806 | goto efault; |
03aa1976 | 4807 | if (!addr) |
2f619698 | 4808 | break; |
7854b056 | 4809 | envc++; |
2f619698 | 4810 | } |
7854b056 | 4811 | |
f7341ff4 FB |
4812 | argp = alloca((argc + 1) * sizeof(void *)); |
4813 | envp = alloca((envc + 1) * sizeof(void *)); | |
7854b056 | 4814 | |
da94d263 | 4815 | for (gp = guest_argp, q = argp; gp; |
992f48a0 | 4816 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4817 | if (get_user_ual(addr, gp)) |
4818 | goto execve_efault; | |
53a5960a PB |
4819 | if (!addr) |
4820 | break; | |
2f619698 FB |
4821 | if (!(*q = lock_user_string(addr))) |
4822 | goto execve_efault; | |
53a5960a | 4823 | } |
f7341ff4 FB |
4824 | *q = NULL; |
4825 | ||
da94d263 | 4826 | for (gp = guest_envp, q = envp; gp; |
992f48a0 | 4827 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4828 | if (get_user_ual(addr, gp)) |
4829 | goto execve_efault; | |
53a5960a PB |
4830 | if (!addr) |
4831 | break; | |
2f619698 FB |
4832 | if (!(*q = lock_user_string(addr))) |
4833 | goto execve_efault; | |
53a5960a | 4834 | } |
f7341ff4 | 4835 | *q = NULL; |
7854b056 | 4836 | |
2f619698 FB |
4837 | if (!(p = lock_user_string(arg1))) |
4838 | goto execve_efault; | |
53a5960a PB |
4839 | ret = get_errno(execve(p, argp, envp)); |
4840 | unlock_user(p, arg1, 0); | |
4841 | ||
2f619698 FB |
4842 | goto execve_end; |
4843 | ||
4844 | execve_efault: | |
4845 | ret = -TARGET_EFAULT; | |
4846 | ||
4847 | execve_end: | |
53a5960a | 4848 | for (gp = guest_argp, q = argp; *q; |
992f48a0 | 4849 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4850 | if (get_user_ual(addr, gp) |
4851 | || !addr) | |
4852 | break; | |
53a5960a PB |
4853 | unlock_user(*q, addr, 0); |
4854 | } | |
4855 | for (gp = guest_envp, q = envp; *q; | |
992f48a0 | 4856 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4857 | if (get_user_ual(addr, gp) |
4858 | || !addr) | |
4859 | break; | |
53a5960a PB |
4860 | unlock_user(*q, addr, 0); |
4861 | } | |
7854b056 | 4862 | } |
31e31b8a FB |
4863 | break; |
4864 | case TARGET_NR_chdir: | |
579a97f7 FB |
4865 | if (!(p = lock_user_string(arg1))) |
4866 | goto efault; | |
53a5960a PB |
4867 | ret = get_errno(chdir(p)); |
4868 | unlock_user(p, arg1, 0); | |
31e31b8a | 4869 | break; |
a315a145 | 4870 | #ifdef TARGET_NR_time |
31e31b8a FB |
4871 | case TARGET_NR_time: |
4872 | { | |
53a5960a PB |
4873 | time_t host_time; |
4874 | ret = get_errno(time(&host_time)); | |
2f619698 FB |
4875 | if (!is_error(ret) |
4876 | && arg1 | |
4877 | && put_user_sal(host_time, arg1)) | |
4878 | goto efault; | |
31e31b8a FB |
4879 | } |
4880 | break; | |
a315a145 | 4881 | #endif |
31e31b8a | 4882 | case TARGET_NR_mknod: |
579a97f7 FB |
4883 | if (!(p = lock_user_string(arg1))) |
4884 | goto efault; | |
53a5960a PB |
4885 | ret = get_errno(mknod(p, arg2, arg3)); |
4886 | unlock_user(p, arg1, 0); | |
31e31b8a | 4887 | break; |
75ac37a0 TS |
4888 | #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat) |
4889 | case TARGET_NR_mknodat: | |
579a97f7 FB |
4890 | if (!(p = lock_user_string(arg2))) |
4891 | goto efault; | |
4892 | ret = get_errno(sys_mknodat(arg1, p, arg3, arg4)); | |
4893 | unlock_user(p, arg2, 0); | |
75ac37a0 TS |
4894 | break; |
4895 | #endif | |
31e31b8a | 4896 | case TARGET_NR_chmod: |
579a97f7 FB |
4897 | if (!(p = lock_user_string(arg1))) |
4898 | goto efault; | |
53a5960a PB |
4899 | ret = get_errno(chmod(p, arg2)); |
4900 | unlock_user(p, arg1, 0); | |
31e31b8a | 4901 | break; |
ebc05488 | 4902 | #ifdef TARGET_NR_break |
31e31b8a FB |
4903 | case TARGET_NR_break: |
4904 | goto unimplemented; | |
ebc05488 FB |
4905 | #endif |
4906 | #ifdef TARGET_NR_oldstat | |
31e31b8a FB |
4907 | case TARGET_NR_oldstat: |
4908 | goto unimplemented; | |
ebc05488 | 4909 | #endif |
31e31b8a FB |
4910 | case TARGET_NR_lseek: |
4911 | ret = get_errno(lseek(arg1, arg2, arg3)); | |
4912 | break; | |
9231733a RH |
4913 | #if defined(TARGET_NR_getxpid) && defined(TARGET_ALPHA) |
4914 | /* Alpha specific */ | |
7a3148a9 | 4915 | case TARGET_NR_getxpid: |
9231733a RH |
4916 | ((CPUAlphaState *)cpu_env)->ir[IR_A4] = getppid(); |
4917 | ret = get_errno(getpid()); | |
4918 | break; | |
7a3148a9 | 4919 | #endif |
9231733a RH |
4920 | #ifdef TARGET_NR_getpid |
4921 | case TARGET_NR_getpid: | |
31e31b8a FB |
4922 | ret = get_errno(getpid()); |
4923 | break; | |
9231733a | 4924 | #endif |
31e31b8a | 4925 | case TARGET_NR_mount: |
80265918 TS |
4926 | { |
4927 | /* need to look at the data field */ | |
4928 | void *p2, *p3; | |
4929 | p = lock_user_string(arg1); | |
4930 | p2 = lock_user_string(arg2); | |
4931 | p3 = lock_user_string(arg3); | |
579a97f7 FB |
4932 | if (!p || !p2 || !p3) |
4933 | ret = -TARGET_EFAULT; | |
dab46405 | 4934 | else { |
579a97f7 FB |
4935 | /* FIXME - arg5 should be locked, but it isn't clear how to |
4936 | * do that since it's not guaranteed to be a NULL-terminated | |
4937 | * string. | |
4938 | */ | |
dab46405 JSM |
4939 | if ( ! arg5 ) |
4940 | ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, NULL)); | |
4941 | else | |
4942 | ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, g2h(arg5))); | |
4943 | } | |
579a97f7 FB |
4944 | unlock_user(p, arg1, 0); |
4945 | unlock_user(p2, arg2, 0); | |
4946 | unlock_user(p3, arg3, 0); | |
80265918 TS |
4947 | break; |
4948 | } | |
e5febef5 | 4949 | #ifdef TARGET_NR_umount |
31e31b8a | 4950 | case TARGET_NR_umount: |
579a97f7 FB |
4951 | if (!(p = lock_user_string(arg1))) |
4952 | goto efault; | |
53a5960a PB |
4953 | ret = get_errno(umount(p)); |
4954 | unlock_user(p, arg1, 0); | |
31e31b8a | 4955 | break; |
e5febef5 | 4956 | #endif |
7a3148a9 | 4957 | #ifdef TARGET_NR_stime /* not on alpha */ |
31e31b8a FB |
4958 | case TARGET_NR_stime: |
4959 | { | |
53a5960a | 4960 | time_t host_time; |
2f619698 FB |
4961 | if (get_user_sal(host_time, arg1)) |
4962 | goto efault; | |
53a5960a | 4963 | ret = get_errno(stime(&host_time)); |
31e31b8a FB |
4964 | } |
4965 | break; | |
7a3148a9 | 4966 | #endif |
31e31b8a FB |
4967 | case TARGET_NR_ptrace: |
4968 | goto unimplemented; | |
7a3148a9 | 4969 | #ifdef TARGET_NR_alarm /* not on alpha */ |
31e31b8a FB |
4970 | case TARGET_NR_alarm: |
4971 | ret = alarm(arg1); | |
4972 | break; | |
7a3148a9 | 4973 | #endif |
ebc05488 | 4974 | #ifdef TARGET_NR_oldfstat |
31e31b8a FB |
4975 | case TARGET_NR_oldfstat: |
4976 | goto unimplemented; | |
ebc05488 | 4977 | #endif |
7a3148a9 | 4978 | #ifdef TARGET_NR_pause /* not on alpha */ |
31e31b8a FB |
4979 | case TARGET_NR_pause: |
4980 | ret = get_errno(pause()); | |
4981 | break; | |
7a3148a9 | 4982 | #endif |
e5febef5 | 4983 | #ifdef TARGET_NR_utime |
31e31b8a | 4984 | case TARGET_NR_utime: |
ebc05488 | 4985 | { |
53a5960a PB |
4986 | struct utimbuf tbuf, *host_tbuf; |
4987 | struct target_utimbuf *target_tbuf; | |
4988 | if (arg2) { | |
579a97f7 FB |
4989 | if (!lock_user_struct(VERIFY_READ, target_tbuf, arg2, 1)) |
4990 | goto efault; | |
53a5960a PB |
4991 | tbuf.actime = tswapl(target_tbuf->actime); |
4992 | tbuf.modtime = tswapl(target_tbuf->modtime); | |
4993 | unlock_user_struct(target_tbuf, arg2, 0); | |
4994 | host_tbuf = &tbuf; | |
f72e8ff4 | 4995 | } else { |
53a5960a | 4996 | host_tbuf = NULL; |
f72e8ff4 | 4997 | } |
579a97f7 FB |
4998 | if (!(p = lock_user_string(arg1))) |
4999 | goto efault; | |
53a5960a PB |
5000 | ret = get_errno(utime(p, host_tbuf)); |
5001 | unlock_user(p, arg1, 0); | |
ebc05488 FB |
5002 | } |
5003 | break; | |
e5febef5 | 5004 | #endif |
978a66ff FB |
5005 | case TARGET_NR_utimes: |
5006 | { | |
978a66ff | 5007 | struct timeval *tvp, tv[2]; |
53a5960a | 5008 | if (arg2) { |
788f5ec4 TS |
5009 | if (copy_from_user_timeval(&tv[0], arg2) |
5010 | || copy_from_user_timeval(&tv[1], | |
5011 | arg2 + sizeof(struct target_timeval))) | |
5012 | goto efault; | |
978a66ff FB |
5013 | tvp = tv; |
5014 | } else { | |
5015 | tvp = NULL; | |
5016 | } | |
579a97f7 FB |
5017 | if (!(p = lock_user_string(arg1))) |
5018 | goto efault; | |
53a5960a PB |
5019 | ret = get_errno(utimes(p, tvp)); |
5020 | unlock_user(p, arg1, 0); | |
978a66ff FB |
5021 | } |
5022 | break; | |
ac8a6556 AZ |
5023 | #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat) |
5024 | case TARGET_NR_futimesat: | |
5025 | { | |
5026 | struct timeval *tvp, tv[2]; | |
5027 | if (arg3) { | |
5028 | if (copy_from_user_timeval(&tv[0], arg3) | |
5029 | || copy_from_user_timeval(&tv[1], | |
5030 | arg3 + sizeof(struct target_timeval))) | |
5031 | goto efault; | |
5032 | tvp = tv; | |
5033 | } else { | |
5034 | tvp = NULL; | |
5035 | } | |
5036 | if (!(p = lock_user_string(arg2))) | |
5037 | goto efault; | |
5038 | ret = get_errno(sys_futimesat(arg1, path(p), tvp)); | |
5039 | unlock_user(p, arg2, 0); | |
5040 | } | |
5041 | break; | |
5042 | #endif | |
ebc05488 | 5043 | #ifdef TARGET_NR_stty |
31e31b8a FB |
5044 | case TARGET_NR_stty: |
5045 | goto unimplemented; | |
ebc05488 FB |
5046 | #endif |
5047 | #ifdef TARGET_NR_gtty | |
31e31b8a FB |
5048 | case TARGET_NR_gtty: |
5049 | goto unimplemented; | |
ebc05488 | 5050 | #endif |
31e31b8a | 5051 | case TARGET_NR_access: |
579a97f7 FB |
5052 | if (!(p = lock_user_string(arg1))) |
5053 | goto efault; | |
719f908e | 5054 | ret = get_errno(access(path(p), arg2)); |
53a5960a | 5055 | unlock_user(p, arg1, 0); |
31e31b8a | 5056 | break; |
92a34c10 TS |
5057 | #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat) |
5058 | case TARGET_NR_faccessat: | |
579a97f7 FB |
5059 | if (!(p = lock_user_string(arg2))) |
5060 | goto efault; | |
465c9f06 | 5061 | ret = get_errno(sys_faccessat(arg1, p, arg3)); |
579a97f7 | 5062 | unlock_user(p, arg2, 0); |
92a34c10 TS |
5063 | break; |
5064 | #endif | |
7a3148a9 | 5065 | #ifdef TARGET_NR_nice /* not on alpha */ |
31e31b8a FB |
5066 | case TARGET_NR_nice: |
5067 | ret = get_errno(nice(arg1)); | |
5068 | break; | |
7a3148a9 | 5069 | #endif |
ebc05488 | 5070 | #ifdef TARGET_NR_ftime |
31e31b8a FB |
5071 | case TARGET_NR_ftime: |
5072 | goto unimplemented; | |
ebc05488 | 5073 | #endif |
31e31b8a | 5074 | case TARGET_NR_sync: |
04369ff2 FB |
5075 | sync(); |
5076 | ret = 0; | |
31e31b8a FB |
5077 | break; |
5078 | case TARGET_NR_kill: | |
4cb05961 | 5079 | ret = get_errno(kill(arg1, target_to_host_signal(arg2))); |
31e31b8a FB |
5080 | break; |
5081 | case TARGET_NR_rename: | |
53a5960a PB |
5082 | { |
5083 | void *p2; | |
5084 | p = lock_user_string(arg1); | |
5085 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
5086 | if (!p || !p2) |
5087 | ret = -TARGET_EFAULT; | |
5088 | else | |
5089 | ret = get_errno(rename(p, p2)); | |
53a5960a PB |
5090 | unlock_user(p2, arg2, 0); |
5091 | unlock_user(p, arg1, 0); | |
5092 | } | |
31e31b8a | 5093 | break; |
722183f6 TS |
5094 | #if defined(TARGET_NR_renameat) && defined(__NR_renameat) |
5095 | case TARGET_NR_renameat: | |
722183f6 | 5096 | { |
579a97f7 | 5097 | void *p2; |
722183f6 TS |
5098 | p = lock_user_string(arg2); |
5099 | p2 = lock_user_string(arg4); | |
579a97f7 | 5100 | if (!p || !p2) |
0da46a6e | 5101 | ret = -TARGET_EFAULT; |
722183f6 TS |
5102 | else |
5103 | ret = get_errno(sys_renameat(arg1, p, arg3, p2)); | |
579a97f7 FB |
5104 | unlock_user(p2, arg4, 0); |
5105 | unlock_user(p, arg2, 0); | |
722183f6 TS |
5106 | } |
5107 | break; | |
5108 | #endif | |
31e31b8a | 5109 | case TARGET_NR_mkdir: |
579a97f7 FB |
5110 | if (!(p = lock_user_string(arg1))) |
5111 | goto efault; | |
53a5960a PB |
5112 | ret = get_errno(mkdir(p, arg2)); |
5113 | unlock_user(p, arg1, 0); | |
31e31b8a | 5114 | break; |
4472ad0d TS |
5115 | #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat) |
5116 | case TARGET_NR_mkdirat: | |
579a97f7 FB |
5117 | if (!(p = lock_user_string(arg2))) |
5118 | goto efault; | |
5119 | ret = get_errno(sys_mkdirat(arg1, p, arg3)); | |
5120 | unlock_user(p, arg2, 0); | |
4472ad0d TS |
5121 | break; |
5122 | #endif | |
31e31b8a | 5123 | case TARGET_NR_rmdir: |
579a97f7 FB |
5124 | if (!(p = lock_user_string(arg1))) |
5125 | goto efault; | |
53a5960a PB |
5126 | ret = get_errno(rmdir(p)); |
5127 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5128 | break; |
5129 | case TARGET_NR_dup: | |
5130 | ret = get_errno(dup(arg1)); | |
5131 | break; | |
5132 | case TARGET_NR_pipe: | |
fb41a66e | 5133 | ret = do_pipe(cpu_env, arg1, 0, 0); |
099d6b0f RV |
5134 | break; |
5135 | #ifdef TARGET_NR_pipe2 | |
5136 | case TARGET_NR_pipe2: | |
fb41a66e | 5137 | ret = do_pipe(cpu_env, arg1, arg2, 1); |
31e31b8a | 5138 | break; |
099d6b0f | 5139 | #endif |
31e31b8a | 5140 | case TARGET_NR_times: |
32f36bce | 5141 | { |
53a5960a | 5142 | struct target_tms *tmsp; |
32f36bce FB |
5143 | struct tms tms; |
5144 | ret = get_errno(times(&tms)); | |
53a5960a | 5145 | if (arg1) { |
579a97f7 FB |
5146 | tmsp = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_tms), 0); |
5147 | if (!tmsp) | |
5148 | goto efault; | |
c596ed17 FB |
5149 | tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime)); |
5150 | tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime)); | |
5151 | tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime)); | |
5152 | tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime)); | |
32f36bce | 5153 | } |
c596ed17 FB |
5154 | if (!is_error(ret)) |
5155 | ret = host_to_target_clock_t(ret); | |
32f36bce FB |
5156 | } |
5157 | break; | |
ebc05488 | 5158 | #ifdef TARGET_NR_prof |
31e31b8a FB |
5159 | case TARGET_NR_prof: |
5160 | goto unimplemented; | |
ebc05488 | 5161 | #endif |
e5febef5 | 5162 | #ifdef TARGET_NR_signal |
31e31b8a FB |
5163 | case TARGET_NR_signal: |
5164 | goto unimplemented; | |
e5febef5 | 5165 | #endif |
31e31b8a | 5166 | case TARGET_NR_acct: |
38d840e6 AJ |
5167 | if (arg1 == 0) { |
5168 | ret = get_errno(acct(NULL)); | |
5169 | } else { | |
5170 | if (!(p = lock_user_string(arg1))) | |
5171 | goto efault; | |
5172 | ret = get_errno(acct(path(p))); | |
5173 | unlock_user(p, arg1, 0); | |
5174 | } | |
24836689 | 5175 | break; |
7a3148a9 | 5176 | #ifdef TARGET_NR_umount2 /* not on alpha */ |
31e31b8a | 5177 | case TARGET_NR_umount2: |
579a97f7 FB |
5178 | if (!(p = lock_user_string(arg1))) |
5179 | goto efault; | |
53a5960a PB |
5180 | ret = get_errno(umount2(p, arg2)); |
5181 | unlock_user(p, arg1, 0); | |
31e31b8a | 5182 | break; |
7a3148a9 | 5183 | #endif |
ebc05488 | 5184 | #ifdef TARGET_NR_lock |
31e31b8a FB |
5185 | case TARGET_NR_lock: |
5186 | goto unimplemented; | |
ebc05488 | 5187 | #endif |
31e31b8a FB |
5188 | case TARGET_NR_ioctl: |
5189 | ret = do_ioctl(arg1, arg2, arg3); | |
5190 | break; | |
5191 | case TARGET_NR_fcntl: | |
9ee1fa2c | 5192 | ret = do_fcntl(arg1, arg2, arg3); |
31e31b8a | 5193 | break; |
ebc05488 | 5194 | #ifdef TARGET_NR_mpx |
31e31b8a FB |
5195 | case TARGET_NR_mpx: |
5196 | goto unimplemented; | |
ebc05488 | 5197 | #endif |
31e31b8a FB |
5198 | case TARGET_NR_setpgid: |
5199 | ret = get_errno(setpgid(arg1, arg2)); | |
5200 | break; | |
ebc05488 | 5201 | #ifdef TARGET_NR_ulimit |
31e31b8a FB |
5202 | case TARGET_NR_ulimit: |
5203 | goto unimplemented; | |
ebc05488 FB |
5204 | #endif |
5205 | #ifdef TARGET_NR_oldolduname | |
31e31b8a FB |
5206 | case TARGET_NR_oldolduname: |
5207 | goto unimplemented; | |
ebc05488 | 5208 | #endif |
31e31b8a FB |
5209 | case TARGET_NR_umask: |
5210 | ret = get_errno(umask(arg1)); | |
5211 | break; | |
5212 | case TARGET_NR_chroot: | |
579a97f7 FB |
5213 | if (!(p = lock_user_string(arg1))) |
5214 | goto efault; | |
53a5960a PB |
5215 | ret = get_errno(chroot(p)); |
5216 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5217 | break; |
5218 | case TARGET_NR_ustat: | |
5219 | goto unimplemented; | |
5220 | case TARGET_NR_dup2: | |
5221 | ret = get_errno(dup2(arg1, arg2)); | |
5222 | break; | |
d0927938 UH |
5223 | #if defined(CONFIG_DUP3) && defined(TARGET_NR_dup3) |
5224 | case TARGET_NR_dup3: | |
5225 | ret = get_errno(dup3(arg1, arg2, arg3)); | |
5226 | break; | |
5227 | #endif | |
7a3148a9 | 5228 | #ifdef TARGET_NR_getppid /* not on alpha */ |
31e31b8a FB |
5229 | case TARGET_NR_getppid: |
5230 | ret = get_errno(getppid()); | |
5231 | break; | |
7a3148a9 | 5232 | #endif |
31e31b8a FB |
5233 | case TARGET_NR_getpgrp: |
5234 | ret = get_errno(getpgrp()); | |
5235 | break; | |
5236 | case TARGET_NR_setsid: | |
5237 | ret = get_errno(setsid()); | |
5238 | break; | |
e5febef5 | 5239 | #ifdef TARGET_NR_sigaction |
31e31b8a | 5240 | case TARGET_NR_sigaction: |
31e31b8a | 5241 | { |
6049f4f8 RH |
5242 | #if defined(TARGET_ALPHA) |
5243 | struct target_sigaction act, oact, *pact = 0; | |
53a5960a | 5244 | struct target_old_sigaction *old_act; |
53a5960a | 5245 | if (arg2) { |
579a97f7 FB |
5246 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
5247 | goto efault; | |
66fb9763 FB |
5248 | act._sa_handler = old_act->_sa_handler; |
5249 | target_siginitset(&act.sa_mask, old_act->sa_mask); | |
5250 | act.sa_flags = old_act->sa_flags; | |
6049f4f8 | 5251 | act.sa_restorer = 0; |
53a5960a | 5252 | unlock_user_struct(old_act, arg2, 0); |
66fb9763 | 5253 | pact = &act; |
66fb9763 FB |
5254 | } |
5255 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
53a5960a | 5256 | if (!is_error(ret) && arg3) { |
579a97f7 FB |
5257 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
5258 | goto efault; | |
53a5960a PB |
5259 | old_act->_sa_handler = oact._sa_handler; |
5260 | old_act->sa_mask = oact.sa_mask.sig[0]; | |
5261 | old_act->sa_flags = oact.sa_flags; | |
53a5960a | 5262 | unlock_user_struct(old_act, arg3, 1); |
66fb9763 | 5263 | } |
6049f4f8 | 5264 | #elif defined(TARGET_MIPS) |
106ec879 FB |
5265 | struct target_sigaction act, oact, *pact, *old_act; |
5266 | ||
5267 | if (arg2) { | |
579a97f7 FB |
5268 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
5269 | goto efault; | |
106ec879 FB |
5270 | act._sa_handler = old_act->_sa_handler; |
5271 | target_siginitset(&act.sa_mask, old_act->sa_mask.sig[0]); | |
5272 | act.sa_flags = old_act->sa_flags; | |
5273 | unlock_user_struct(old_act, arg2, 0); | |
5274 | pact = &act; | |
5275 | } else { | |
5276 | pact = NULL; | |
5277 | } | |
5278 | ||
5279 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
5280 | ||
5281 | if (!is_error(ret) && arg3) { | |
579a97f7 FB |
5282 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
5283 | goto efault; | |
106ec879 FB |
5284 | old_act->_sa_handler = oact._sa_handler; |
5285 | old_act->sa_flags = oact.sa_flags; | |
5286 | old_act->sa_mask.sig[0] = oact.sa_mask.sig[0]; | |
5287 | old_act->sa_mask.sig[1] = 0; | |
5288 | old_act->sa_mask.sig[2] = 0; | |
5289 | old_act->sa_mask.sig[3] = 0; | |
5290 | unlock_user_struct(old_act, arg3, 1); | |
5291 | } | |
6049f4f8 RH |
5292 | #else |
5293 | struct target_old_sigaction *old_act; | |
5294 | struct target_sigaction act, oact, *pact; | |
5295 | if (arg2) { | |
5296 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) | |
5297 | goto efault; | |
5298 | act._sa_handler = old_act->_sa_handler; | |
5299 | target_siginitset(&act.sa_mask, old_act->sa_mask); | |
5300 | act.sa_flags = old_act->sa_flags; | |
5301 | act.sa_restorer = old_act->sa_restorer; | |
5302 | unlock_user_struct(old_act, arg2, 0); | |
5303 | pact = &act; | |
5304 | } else { | |
5305 | pact = NULL; | |
5306 | } | |
5307 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
5308 | if (!is_error(ret) && arg3) { | |
5309 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) | |
5310 | goto efault; | |
5311 | old_act->_sa_handler = oact._sa_handler; | |
5312 | old_act->sa_mask = oact.sa_mask.sig[0]; | |
5313 | old_act->sa_flags = oact.sa_flags; | |
5314 | old_act->sa_restorer = oact.sa_restorer; | |
5315 | unlock_user_struct(old_act, arg3, 1); | |
5316 | } | |
388bb21a | 5317 | #endif |
31e31b8a FB |
5318 | } |
5319 | break; | |
e5febef5 | 5320 | #endif |
66fb9763 | 5321 | case TARGET_NR_rt_sigaction: |
53a5960a | 5322 | { |
6049f4f8 RH |
5323 | #if defined(TARGET_ALPHA) |
5324 | struct target_sigaction act, oact, *pact = 0; | |
5325 | struct target_rt_sigaction *rt_act; | |
5326 | /* ??? arg4 == sizeof(sigset_t). */ | |
5327 | if (arg2) { | |
5328 | if (!lock_user_struct(VERIFY_READ, rt_act, arg2, 1)) | |
5329 | goto efault; | |
5330 | act._sa_handler = rt_act->_sa_handler; | |
5331 | act.sa_mask = rt_act->sa_mask; | |
5332 | act.sa_flags = rt_act->sa_flags; | |
5333 | act.sa_restorer = arg5; | |
5334 | unlock_user_struct(rt_act, arg2, 0); | |
5335 | pact = &act; | |
5336 | } | |
5337 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
5338 | if (!is_error(ret) && arg3) { | |
5339 | if (!lock_user_struct(VERIFY_WRITE, rt_act, arg3, 0)) | |
5340 | goto efault; | |
5341 | rt_act->_sa_handler = oact._sa_handler; | |
5342 | rt_act->sa_mask = oact.sa_mask; | |
5343 | rt_act->sa_flags = oact.sa_flags; | |
5344 | unlock_user_struct(rt_act, arg3, 1); | |
5345 | } | |
5346 | #else | |
53a5960a PB |
5347 | struct target_sigaction *act; |
5348 | struct target_sigaction *oact; | |
5349 | ||
579a97f7 FB |
5350 | if (arg2) { |
5351 | if (!lock_user_struct(VERIFY_READ, act, arg2, 1)) | |
5352 | goto efault; | |
5353 | } else | |
53a5960a | 5354 | act = NULL; |
579a97f7 FB |
5355 | if (arg3) { |
5356 | if (!lock_user_struct(VERIFY_WRITE, oact, arg3, 0)) { | |
5357 | ret = -TARGET_EFAULT; | |
5358 | goto rt_sigaction_fail; | |
5359 | } | |
5360 | } else | |
53a5960a PB |
5361 | oact = NULL; |
5362 | ret = get_errno(do_sigaction(arg1, act, oact)); | |
579a97f7 FB |
5363 | rt_sigaction_fail: |
5364 | if (act) | |
53a5960a | 5365 | unlock_user_struct(act, arg2, 0); |
579a97f7 | 5366 | if (oact) |
53a5960a | 5367 | unlock_user_struct(oact, arg3, 1); |
6049f4f8 | 5368 | #endif |
53a5960a | 5369 | } |
66fb9763 | 5370 | break; |
7a3148a9 | 5371 | #ifdef TARGET_NR_sgetmask /* not on alpha */ |
31e31b8a | 5372 | case TARGET_NR_sgetmask: |
66fb9763 FB |
5373 | { |
5374 | sigset_t cur_set; | |
992f48a0 | 5375 | abi_ulong target_set; |
66fb9763 FB |
5376 | sigprocmask(0, NULL, &cur_set); |
5377 | host_to_target_old_sigset(&target_set, &cur_set); | |
5378 | ret = target_set; | |
5379 | } | |
5380 | break; | |
7a3148a9 JM |
5381 | #endif |
5382 | #ifdef TARGET_NR_ssetmask /* not on alpha */ | |
31e31b8a | 5383 | case TARGET_NR_ssetmask: |
66fb9763 FB |
5384 | { |
5385 | sigset_t set, oset, cur_set; | |
992f48a0 | 5386 | abi_ulong target_set = arg1; |
66fb9763 FB |
5387 | sigprocmask(0, NULL, &cur_set); |
5388 | target_to_host_old_sigset(&set, &target_set); | |
5389 | sigorset(&set, &set, &cur_set); | |
5390 | sigprocmask(SIG_SETMASK, &set, &oset); | |
5391 | host_to_target_old_sigset(&target_set, &oset); | |
5392 | ret = target_set; | |
5393 | } | |
5394 | break; | |
7a3148a9 | 5395 | #endif |
e5febef5 | 5396 | #ifdef TARGET_NR_sigprocmask |
66fb9763 FB |
5397 | case TARGET_NR_sigprocmask: |
5398 | { | |
a5b3b13b RH |
5399 | #if defined(TARGET_ALPHA) |
5400 | sigset_t set, oldset; | |
5401 | abi_ulong mask; | |
5402 | int how; | |
5403 | ||
5404 | switch (arg1) { | |
5405 | case TARGET_SIG_BLOCK: | |
5406 | how = SIG_BLOCK; | |
5407 | break; | |
5408 | case TARGET_SIG_UNBLOCK: | |
5409 | how = SIG_UNBLOCK; | |
5410 | break; | |
5411 | case TARGET_SIG_SETMASK: | |
5412 | how = SIG_SETMASK; | |
5413 | break; | |
5414 | default: | |
5415 | ret = -TARGET_EINVAL; | |
5416 | goto fail; | |
5417 | } | |
5418 | mask = arg2; | |
5419 | target_to_host_old_sigset(&set, &mask); | |
5420 | ||
5421 | ret = get_errno(sigprocmask(how, &set, &oldset)); | |
5422 | ||
5423 | if (!is_error(ret)) { | |
5424 | host_to_target_old_sigset(&mask, &oldset); | |
5425 | ret = mask; | |
5426 | ((CPUAlphaState *)cpu_env)->[IR_V0] = 0; /* force no error */ | |
5427 | } | |
5428 | #else | |
66fb9763 | 5429 | sigset_t set, oldset, *set_ptr; |
a5b3b13b | 5430 | int how; |
3b46e624 | 5431 | |
53a5960a | 5432 | if (arg2) { |
a5b3b13b | 5433 | switch (arg1) { |
66fb9763 FB |
5434 | case TARGET_SIG_BLOCK: |
5435 | how = SIG_BLOCK; | |
5436 | break; | |
5437 | case TARGET_SIG_UNBLOCK: | |
5438 | how = SIG_UNBLOCK; | |
5439 | break; | |
5440 | case TARGET_SIG_SETMASK: | |
5441 | how = SIG_SETMASK; | |
5442 | break; | |
5443 | default: | |
0da46a6e | 5444 | ret = -TARGET_EINVAL; |
66fb9763 FB |
5445 | goto fail; |
5446 | } | |
c227f099 | 5447 | if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
579a97f7 | 5448 | goto efault; |
53a5960a PB |
5449 | target_to_host_old_sigset(&set, p); |
5450 | unlock_user(p, arg2, 0); | |
66fb9763 FB |
5451 | set_ptr = &set; |
5452 | } else { | |
5453 | how = 0; | |
5454 | set_ptr = NULL; | |
5455 | } | |
a5b3b13b | 5456 | ret = get_errno(sigprocmask(how, set_ptr, &oldset)); |
53a5960a | 5457 | if (!is_error(ret) && arg3) { |
c227f099 | 5458 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
579a97f7 | 5459 | goto efault; |
53a5960a | 5460 | host_to_target_old_sigset(p, &oldset); |
c227f099 | 5461 | unlock_user(p, arg3, sizeof(target_sigset_t)); |
66fb9763 | 5462 | } |
a5b3b13b | 5463 | #endif |
66fb9763 FB |
5464 | } |
5465 | break; | |
e5febef5 | 5466 | #endif |
66fb9763 FB |
5467 | case TARGET_NR_rt_sigprocmask: |
5468 | { | |
5469 | int how = arg1; | |
5470 | sigset_t set, oldset, *set_ptr; | |
3b46e624 | 5471 | |
53a5960a | 5472 | if (arg2) { |
66fb9763 FB |
5473 | switch(how) { |
5474 | case TARGET_SIG_BLOCK: | |
5475 | how = SIG_BLOCK; | |
5476 | break; | |
5477 | case TARGET_SIG_UNBLOCK: | |
5478 | how = SIG_UNBLOCK; | |
5479 | break; | |
5480 | case TARGET_SIG_SETMASK: | |
5481 | how = SIG_SETMASK; | |
5482 | break; | |
5483 | default: | |
0da46a6e | 5484 | ret = -TARGET_EINVAL; |
66fb9763 FB |
5485 | goto fail; |
5486 | } | |
c227f099 | 5487 | if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
579a97f7 | 5488 | goto efault; |
53a5960a PB |
5489 | target_to_host_sigset(&set, p); |
5490 | unlock_user(p, arg2, 0); | |
66fb9763 FB |
5491 | set_ptr = &set; |
5492 | } else { | |
5493 | how = 0; | |
5494 | set_ptr = NULL; | |
5495 | } | |
5496 | ret = get_errno(sigprocmask(how, set_ptr, &oldset)); | |
53a5960a | 5497 | if (!is_error(ret) && arg3) { |
c227f099 | 5498 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
579a97f7 | 5499 | goto efault; |
53a5960a | 5500 | host_to_target_sigset(p, &oldset); |
c227f099 | 5501 | unlock_user(p, arg3, sizeof(target_sigset_t)); |
66fb9763 FB |
5502 | } |
5503 | } | |
5504 | break; | |
e5febef5 | 5505 | #ifdef TARGET_NR_sigpending |
66fb9763 FB |
5506 | case TARGET_NR_sigpending: |
5507 | { | |
5508 | sigset_t set; | |
5509 | ret = get_errno(sigpending(&set)); | |
5510 | if (!is_error(ret)) { | |
c227f099 | 5511 | if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
579a97f7 | 5512 | goto efault; |
53a5960a | 5513 | host_to_target_old_sigset(p, &set); |
c227f099 | 5514 | unlock_user(p, arg1, sizeof(target_sigset_t)); |
66fb9763 FB |
5515 | } |
5516 | } | |
5517 | break; | |
e5febef5 | 5518 | #endif |
66fb9763 FB |
5519 | case TARGET_NR_rt_sigpending: |
5520 | { | |
5521 | sigset_t set; | |
5522 | ret = get_errno(sigpending(&set)); | |
5523 | if (!is_error(ret)) { | |
c227f099 | 5524 | if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
579a97f7 | 5525 | goto efault; |
53a5960a | 5526 | host_to_target_sigset(p, &set); |
c227f099 | 5527 | unlock_user(p, arg1, sizeof(target_sigset_t)); |
66fb9763 FB |
5528 | } |
5529 | } | |
5530 | break; | |
e5febef5 | 5531 | #ifdef TARGET_NR_sigsuspend |
66fb9763 FB |
5532 | case TARGET_NR_sigsuspend: |
5533 | { | |
5534 | sigset_t set; | |
f43ce12b RH |
5535 | #if defined(TARGET_ALPHA) |
5536 | abi_ulong mask = arg1; | |
5537 | target_to_host_old_sigset(&set, &mask); | |
5538 | #else | |
c227f099 | 5539 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5540 | goto efault; |
53a5960a PB |
5541 | target_to_host_old_sigset(&set, p); |
5542 | unlock_user(p, arg1, 0); | |
f43ce12b | 5543 | #endif |
66fb9763 FB |
5544 | ret = get_errno(sigsuspend(&set)); |
5545 | } | |
5546 | break; | |
e5febef5 | 5547 | #endif |
66fb9763 FB |
5548 | case TARGET_NR_rt_sigsuspend: |
5549 | { | |
5550 | sigset_t set; | |
c227f099 | 5551 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5552 | goto efault; |
53a5960a PB |
5553 | target_to_host_sigset(&set, p); |
5554 | unlock_user(p, arg1, 0); | |
66fb9763 FB |
5555 | ret = get_errno(sigsuspend(&set)); |
5556 | } | |
5557 | break; | |
5558 | case TARGET_NR_rt_sigtimedwait: | |
5559 | { | |
66fb9763 FB |
5560 | sigset_t set; |
5561 | struct timespec uts, *puts; | |
5562 | siginfo_t uinfo; | |
3b46e624 | 5563 | |
c227f099 | 5564 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5565 | goto efault; |
53a5960a PB |
5566 | target_to_host_sigset(&set, p); |
5567 | unlock_user(p, arg1, 0); | |
5568 | if (arg3) { | |
66fb9763 | 5569 | puts = &uts; |
53a5960a | 5570 | target_to_host_timespec(puts, arg3); |
66fb9763 FB |
5571 | } else { |
5572 | puts = NULL; | |
5573 | } | |
5574 | ret = get_errno(sigtimedwait(&set, &uinfo, puts)); | |
53a5960a | 5575 | if (!is_error(ret) && arg2) { |
c227f099 | 5576 | if (!(p = lock_user(VERIFY_WRITE, arg2, sizeof(target_siginfo_t), 0))) |
579a97f7 | 5577 | goto efault; |
53a5960a | 5578 | host_to_target_siginfo(p, &uinfo); |
c227f099 | 5579 | unlock_user(p, arg2, sizeof(target_siginfo_t)); |
66fb9763 FB |
5580 | } |
5581 | } | |
5582 | break; | |
5583 | case TARGET_NR_rt_sigqueueinfo: | |
5584 | { | |
5585 | siginfo_t uinfo; | |
c227f099 | 5586 | if (!(p = lock_user(VERIFY_READ, arg3, sizeof(target_sigset_t), 1))) |
579a97f7 | 5587 | goto efault; |
53a5960a PB |
5588 | target_to_host_siginfo(&uinfo, p); |
5589 | unlock_user(p, arg1, 0); | |
66fb9763 FB |
5590 | ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo)); |
5591 | } | |
5592 | break; | |
e5febef5 | 5593 | #ifdef TARGET_NR_sigreturn |
66fb9763 FB |
5594 | case TARGET_NR_sigreturn: |
5595 | /* NOTE: ret is eax, so not transcoding must be done */ | |
5596 | ret = do_sigreturn(cpu_env); | |
5597 | break; | |
e5febef5 | 5598 | #endif |
66fb9763 FB |
5599 | case TARGET_NR_rt_sigreturn: |
5600 | /* NOTE: ret is eax, so not transcoding must be done */ | |
5601 | ret = do_rt_sigreturn(cpu_env); | |
5602 | break; | |
31e31b8a | 5603 | case TARGET_NR_sethostname: |
579a97f7 FB |
5604 | if (!(p = lock_user_string(arg1))) |
5605 | goto efault; | |
53a5960a PB |
5606 | ret = get_errno(sethostname(p, arg2)); |
5607 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5608 | break; |
5609 | case TARGET_NR_setrlimit: | |
9de5e440 | 5610 | { |
e22b7015 | 5611 | int resource = target_to_host_resource(arg1); |
53a5960a | 5612 | struct target_rlimit *target_rlim; |
9de5e440 | 5613 | struct rlimit rlim; |
579a97f7 FB |
5614 | if (!lock_user_struct(VERIFY_READ, target_rlim, arg2, 1)) |
5615 | goto efault; | |
81bbe906 TY |
5616 | rlim.rlim_cur = target_to_host_rlim(target_rlim->rlim_cur); |
5617 | rlim.rlim_max = target_to_host_rlim(target_rlim->rlim_max); | |
53a5960a | 5618 | unlock_user_struct(target_rlim, arg2, 0); |
9de5e440 FB |
5619 | ret = get_errno(setrlimit(resource, &rlim)); |
5620 | } | |
5621 | break; | |
31e31b8a | 5622 | case TARGET_NR_getrlimit: |
9de5e440 | 5623 | { |
e22b7015 | 5624 | int resource = target_to_host_resource(arg1); |
53a5960a | 5625 | struct target_rlimit *target_rlim; |
9de5e440 | 5626 | struct rlimit rlim; |
3b46e624 | 5627 | |
9de5e440 FB |
5628 | ret = get_errno(getrlimit(resource, &rlim)); |
5629 | if (!is_error(ret)) { | |
579a97f7 FB |
5630 | if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
5631 | goto efault; | |
81bbe906 TY |
5632 | target_rlim->rlim_cur = host_to_target_rlim(rlim.rlim_cur); |
5633 | target_rlim->rlim_max = host_to_target_rlim(rlim.rlim_max); | |
53a5960a | 5634 | unlock_user_struct(target_rlim, arg2, 1); |
9de5e440 FB |
5635 | } |
5636 | } | |
5637 | break; | |
31e31b8a | 5638 | case TARGET_NR_getrusage: |
b409186b FB |
5639 | { |
5640 | struct rusage rusage; | |
b409186b FB |
5641 | ret = get_errno(getrusage(arg1, &rusage)); |
5642 | if (!is_error(ret)) { | |
53a5960a | 5643 | host_to_target_rusage(arg2, &rusage); |
b409186b FB |
5644 | } |
5645 | } | |
5646 | break; | |
31e31b8a FB |
5647 | case TARGET_NR_gettimeofday: |
5648 | { | |
31e31b8a FB |
5649 | struct timeval tv; |
5650 | ret = get_errno(gettimeofday(&tv, NULL)); | |
5651 | if (!is_error(ret)) { | |
788f5ec4 TS |
5652 | if (copy_to_user_timeval(arg1, &tv)) |
5653 | goto efault; | |
31e31b8a FB |
5654 | } |
5655 | } | |
5656 | break; | |
5657 | case TARGET_NR_settimeofday: | |
5658 | { | |
31e31b8a | 5659 | struct timeval tv; |
788f5ec4 TS |
5660 | if (copy_from_user_timeval(&tv, arg1)) |
5661 | goto efault; | |
31e31b8a FB |
5662 | ret = get_errno(settimeofday(&tv, NULL)); |
5663 | } | |
5664 | break; | |
a4c075f1 | 5665 | #if defined(TARGET_NR_select) && !defined(TARGET_S390X) && !defined(TARGET_S390) |
31e31b8a | 5666 | case TARGET_NR_select: |
f2674e31 | 5667 | { |
53a5960a | 5668 | struct target_sel_arg_struct *sel; |
992f48a0 | 5669 | abi_ulong inp, outp, exp, tvp; |
53a5960a PB |
5670 | long nsel; |
5671 | ||
579a97f7 FB |
5672 | if (!lock_user_struct(VERIFY_READ, sel, arg1, 1)) |
5673 | goto efault; | |
53a5960a PB |
5674 | nsel = tswapl(sel->n); |
5675 | inp = tswapl(sel->inp); | |
5676 | outp = tswapl(sel->outp); | |
5677 | exp = tswapl(sel->exp); | |
5678 | tvp = tswapl(sel->tvp); | |
5679 | unlock_user_struct(sel, arg1, 0); | |
5680 | ret = do_select(nsel, inp, outp, exp, tvp); | |
f2674e31 FB |
5681 | } |
5682 | break; | |
9e42382f RV |
5683 | #endif |
5684 | #ifdef TARGET_NR_pselect6 | |
5685 | case TARGET_NR_pselect6: | |
055e0906 MF |
5686 | { |
5687 | abi_long rfd_addr, wfd_addr, efd_addr, n, ts_addr; | |
5688 | fd_set rfds, wfds, efds; | |
5689 | fd_set *rfds_ptr, *wfds_ptr, *efds_ptr; | |
5690 | struct timespec ts, *ts_ptr; | |
5691 | ||
5692 | /* | |
5693 | * The 6th arg is actually two args smashed together, | |
5694 | * so we cannot use the C library. | |
5695 | */ | |
5696 | sigset_t set; | |
5697 | struct { | |
5698 | sigset_t *set; | |
5699 | size_t size; | |
5700 | } sig, *sig_ptr; | |
5701 | ||
5702 | abi_ulong arg_sigset, arg_sigsize, *arg7; | |
5703 | target_sigset_t *target_sigset; | |
5704 | ||
5705 | n = arg1; | |
5706 | rfd_addr = arg2; | |
5707 | wfd_addr = arg3; | |
5708 | efd_addr = arg4; | |
5709 | ts_addr = arg5; | |
5710 | ||
5711 | ret = copy_from_user_fdset_ptr(&rfds, &rfds_ptr, rfd_addr, n); | |
5712 | if (ret) { | |
5713 | goto fail; | |
5714 | } | |
5715 | ret = copy_from_user_fdset_ptr(&wfds, &wfds_ptr, wfd_addr, n); | |
5716 | if (ret) { | |
5717 | goto fail; | |
5718 | } | |
5719 | ret = copy_from_user_fdset_ptr(&efds, &efds_ptr, efd_addr, n); | |
5720 | if (ret) { | |
5721 | goto fail; | |
5722 | } | |
5723 | ||
5724 | /* | |
5725 | * This takes a timespec, and not a timeval, so we cannot | |
5726 | * use the do_select() helper ... | |
5727 | */ | |
5728 | if (ts_addr) { | |
5729 | if (target_to_host_timespec(&ts, ts_addr)) { | |
5730 | goto efault; | |
5731 | } | |
5732 | ts_ptr = &ts; | |
5733 | } else { | |
5734 | ts_ptr = NULL; | |
5735 | } | |
5736 | ||
5737 | /* Extract the two packed args for the sigset */ | |
5738 | if (arg6) { | |
5739 | sig_ptr = &sig; | |
5740 | sig.size = _NSIG / 8; | |
5741 | ||
5742 | arg7 = lock_user(VERIFY_READ, arg6, sizeof(*arg7) * 2, 1); | |
5743 | if (!arg7) { | |
5744 | goto efault; | |
5745 | } | |
5746 | arg_sigset = tswapl(arg7[0]); | |
5747 | arg_sigsize = tswapl(arg7[1]); | |
5748 | unlock_user(arg7, arg6, 0); | |
5749 | ||
5750 | if (arg_sigset) { | |
5751 | sig.set = &set; | |
8f04eeb3 PM |
5752 | if (arg_sigsize != sizeof(*target_sigset)) { |
5753 | /* Like the kernel, we enforce correct size sigsets */ | |
5754 | ret = -TARGET_EINVAL; | |
5755 | goto fail; | |
5756 | } | |
055e0906 MF |
5757 | target_sigset = lock_user(VERIFY_READ, arg_sigset, |
5758 | sizeof(*target_sigset), 1); | |
5759 | if (!target_sigset) { | |
5760 | goto efault; | |
5761 | } | |
5762 | target_to_host_sigset(&set, target_sigset); | |
5763 | unlock_user(target_sigset, arg_sigset, 0); | |
5764 | } else { | |
5765 | sig.set = NULL; | |
5766 | } | |
5767 | } else { | |
5768 | sig_ptr = NULL; | |
5769 | } | |
5770 | ||
5771 | ret = get_errno(sys_pselect6(n, rfds_ptr, wfds_ptr, efds_ptr, | |
5772 | ts_ptr, sig_ptr)); | |
5773 | ||
5774 | if (!is_error(ret)) { | |
5775 | if (rfd_addr && copy_to_user_fdset(rfd_addr, &rfds, n)) | |
5776 | goto efault; | |
5777 | if (wfd_addr && copy_to_user_fdset(wfd_addr, &wfds, n)) | |
5778 | goto efault; | |
5779 | if (efd_addr && copy_to_user_fdset(efd_addr, &efds, n)) | |
5780 | goto efault; | |
5781 | ||
5782 | if (ts_addr && host_to_target_timespec(ts_addr, &ts)) | |
5783 | goto efault; | |
5784 | } | |
5785 | } | |
5786 | break; | |
048f6b4d | 5787 | #endif |
31e31b8a | 5788 | case TARGET_NR_symlink: |
53a5960a PB |
5789 | { |
5790 | void *p2; | |
5791 | p = lock_user_string(arg1); | |
5792 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
5793 | if (!p || !p2) |
5794 | ret = -TARGET_EFAULT; | |
5795 | else | |
5796 | ret = get_errno(symlink(p, p2)); | |
53a5960a PB |
5797 | unlock_user(p2, arg2, 0); |
5798 | unlock_user(p, arg1, 0); | |
5799 | } | |
31e31b8a | 5800 | break; |
f0b6243d TS |
5801 | #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat) |
5802 | case TARGET_NR_symlinkat: | |
f0b6243d | 5803 | { |
579a97f7 | 5804 | void *p2; |
f0b6243d TS |
5805 | p = lock_user_string(arg1); |
5806 | p2 = lock_user_string(arg3); | |
579a97f7 | 5807 | if (!p || !p2) |
0da46a6e | 5808 | ret = -TARGET_EFAULT; |
f0b6243d TS |
5809 | else |
5810 | ret = get_errno(sys_symlinkat(p, arg2, p2)); | |
579a97f7 FB |
5811 | unlock_user(p2, arg3, 0); |
5812 | unlock_user(p, arg1, 0); | |
f0b6243d TS |
5813 | } |
5814 | break; | |
5815 | #endif | |
ebc05488 | 5816 | #ifdef TARGET_NR_oldlstat |
31e31b8a FB |
5817 | case TARGET_NR_oldlstat: |
5818 | goto unimplemented; | |
ebc05488 | 5819 | #endif |
31e31b8a | 5820 | case TARGET_NR_readlink: |
53a5960a | 5821 | { |
d088d664 | 5822 | void *p2, *temp; |
53a5960a | 5823 | p = lock_user_string(arg1); |
579a97f7 FB |
5824 | p2 = lock_user(VERIFY_WRITE, arg2, arg3, 0); |
5825 | if (!p || !p2) | |
5826 | ret = -TARGET_EFAULT; | |
d088d664 AJ |
5827 | else { |
5828 | if (strncmp((const char *)p, "/proc/self/exe", 14) == 0) { | |
5829 | char real[PATH_MAX]; | |
5830 | temp = realpath(exec_path,real); | |
5831 | ret = (temp==NULL) ? get_errno(-1) : strlen(real) ; | |
5832 | snprintf((char *)p2, arg3, "%s", real); | |
5833 | } | |
5834 | else | |
5835 | ret = get_errno(readlink(path(p), p2, arg3)); | |
d088d664 | 5836 | } |
53a5960a PB |
5837 | unlock_user(p2, arg2, ret); |
5838 | unlock_user(p, arg1, 0); | |
5839 | } | |
31e31b8a | 5840 | break; |
5e0ccb18 TS |
5841 | #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat) |
5842 | case TARGET_NR_readlinkat: | |
5e0ccb18 | 5843 | { |
579a97f7 | 5844 | void *p2; |
5e0ccb18 | 5845 | p = lock_user_string(arg2); |
579a97f7 FB |
5846 | p2 = lock_user(VERIFY_WRITE, arg3, arg4, 0); |
5847 | if (!p || !p2) | |
0da46a6e | 5848 | ret = -TARGET_EFAULT; |
5e0ccb18 TS |
5849 | else |
5850 | ret = get_errno(sys_readlinkat(arg1, path(p), p2, arg4)); | |
579a97f7 FB |
5851 | unlock_user(p2, arg3, ret); |
5852 | unlock_user(p, arg2, 0); | |
5e0ccb18 TS |
5853 | } |
5854 | break; | |
5855 | #endif | |
e5febef5 | 5856 | #ifdef TARGET_NR_uselib |
31e31b8a FB |
5857 | case TARGET_NR_uselib: |
5858 | goto unimplemented; | |
e5febef5 TS |
5859 | #endif |
5860 | #ifdef TARGET_NR_swapon | |
31e31b8a | 5861 | case TARGET_NR_swapon: |
579a97f7 FB |
5862 | if (!(p = lock_user_string(arg1))) |
5863 | goto efault; | |
53a5960a PB |
5864 | ret = get_errno(swapon(p, arg2)); |
5865 | unlock_user(p, arg1, 0); | |
31e31b8a | 5866 | break; |
e5febef5 | 5867 | #endif |
31e31b8a FB |
5868 | case TARGET_NR_reboot: |
5869 | goto unimplemented; | |
e5febef5 | 5870 | #ifdef TARGET_NR_readdir |
31e31b8a FB |
5871 | case TARGET_NR_readdir: |
5872 | goto unimplemented; | |
e5febef5 TS |
5873 | #endif |
5874 | #ifdef TARGET_NR_mmap | |
31e31b8a | 5875 | case TARGET_NR_mmap: |
a4c075f1 UH |
5876 | #if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) || \ |
5877 | defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_MICROBLAZE) \ | |
5878 | || defined(TARGET_S390X) | |
31e31b8a | 5879 | { |
992f48a0 BS |
5880 | abi_ulong *v; |
5881 | abi_ulong v1, v2, v3, v4, v5, v6; | |
579a97f7 FB |
5882 | if (!(v = lock_user(VERIFY_READ, arg1, 6 * sizeof(abi_ulong), 1))) |
5883 | goto efault; | |
53a5960a PB |
5884 | v1 = tswapl(v[0]); |
5885 | v2 = tswapl(v[1]); | |
5886 | v3 = tswapl(v[2]); | |
5887 | v4 = tswapl(v[3]); | |
5888 | v5 = tswapl(v[4]); | |
5889 | v6 = tswapl(v[5]); | |
5890 | unlock_user(v, arg1, 0); | |
5fafdf24 | 5891 | ret = get_errno(target_mmap(v1, v2, v3, |
5286db75 FB |
5892 | target_to_host_bitmask(v4, mmap_flags_tbl), |
5893 | v5, v6)); | |
31e31b8a | 5894 | } |
31e31b8a | 5895 | #else |
5fafdf24 TS |
5896 | ret = get_errno(target_mmap(arg1, arg2, arg3, |
5897 | target_to_host_bitmask(arg4, mmap_flags_tbl), | |
6fb883e8 FB |
5898 | arg5, |
5899 | arg6)); | |
31e31b8a | 5900 | #endif |
6fb883e8 | 5901 | break; |
e5febef5 | 5902 | #endif |
a315a145 | 5903 | #ifdef TARGET_NR_mmap2 |
6fb883e8 | 5904 | case TARGET_NR_mmap2: |
bb7ec043 | 5905 | #ifndef MMAP_SHIFT |
c573ff67 | 5906 | #define MMAP_SHIFT 12 |
c573ff67 | 5907 | #endif |
5fafdf24 TS |
5908 | ret = get_errno(target_mmap(arg1, arg2, arg3, |
5909 | target_to_host_bitmask(arg4, mmap_flags_tbl), | |
5286db75 | 5910 | arg5, |
c573ff67 | 5911 | arg6 << MMAP_SHIFT)); |
31e31b8a | 5912 | break; |
a315a145 | 5913 | #endif |
31e31b8a | 5914 | case TARGET_NR_munmap: |
54936004 | 5915 | ret = get_errno(target_munmap(arg1, arg2)); |
31e31b8a | 5916 | break; |
9de5e440 | 5917 | case TARGET_NR_mprotect: |
97374d38 PB |
5918 | { |
5919 | TaskState *ts = ((CPUState *)cpu_env)->opaque; | |
5920 | /* Special hack to detect libc making the stack executable. */ | |
5921 | if ((arg3 & PROT_GROWSDOWN) | |
5922 | && arg1 >= ts->info->stack_limit | |
5923 | && arg1 <= ts->info->start_stack) { | |
5924 | arg3 &= ~PROT_GROWSDOWN; | |
5925 | arg2 = arg2 + arg1 - ts->info->stack_limit; | |
5926 | arg1 = ts->info->stack_limit; | |
5927 | } | |
5928 | } | |
54936004 | 5929 | ret = get_errno(target_mprotect(arg1, arg2, arg3)); |
9de5e440 | 5930 | break; |
e5febef5 | 5931 | #ifdef TARGET_NR_mremap |
9de5e440 | 5932 | case TARGET_NR_mremap: |
54936004 | 5933 | ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5)); |
9de5e440 | 5934 | break; |
e5febef5 | 5935 | #endif |
53a5960a | 5936 | /* ??? msync/mlock/munlock are broken for softmmu. */ |
e5febef5 | 5937 | #ifdef TARGET_NR_msync |
9de5e440 | 5938 | case TARGET_NR_msync: |
53a5960a | 5939 | ret = get_errno(msync(g2h(arg1), arg2, arg3)); |
9de5e440 | 5940 | break; |
e5febef5 TS |
5941 | #endif |
5942 | #ifdef TARGET_NR_mlock | |
9de5e440 | 5943 | case TARGET_NR_mlock: |
53a5960a | 5944 | ret = get_errno(mlock(g2h(arg1), arg2)); |
9de5e440 | 5945 | break; |
e5febef5 TS |
5946 | #endif |
5947 | #ifdef TARGET_NR_munlock | |
9de5e440 | 5948 | case TARGET_NR_munlock: |
53a5960a | 5949 | ret = get_errno(munlock(g2h(arg1), arg2)); |
9de5e440 | 5950 | break; |
e5febef5 TS |
5951 | #endif |
5952 | #ifdef TARGET_NR_mlockall | |
9de5e440 FB |
5953 | case TARGET_NR_mlockall: |
5954 | ret = get_errno(mlockall(arg1)); | |
5955 | break; | |
e5febef5 TS |
5956 | #endif |
5957 | #ifdef TARGET_NR_munlockall | |
9de5e440 FB |
5958 | case TARGET_NR_munlockall: |
5959 | ret = get_errno(munlockall()); | |
5960 | break; | |
e5febef5 | 5961 | #endif |
31e31b8a | 5962 | case TARGET_NR_truncate: |
579a97f7 FB |
5963 | if (!(p = lock_user_string(arg1))) |
5964 | goto efault; | |
53a5960a PB |
5965 | ret = get_errno(truncate(p, arg2)); |
5966 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5967 | break; |
5968 | case TARGET_NR_ftruncate: | |
5969 | ret = get_errno(ftruncate(arg1, arg2)); | |
5970 | break; | |
5971 | case TARGET_NR_fchmod: | |
5972 | ret = get_errno(fchmod(arg1, arg2)); | |
5973 | break; | |
814d7977 TS |
5974 | #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat) |
5975 | case TARGET_NR_fchmodat: | |
579a97f7 FB |
5976 | if (!(p = lock_user_string(arg2))) |
5977 | goto efault; | |
465c9f06 | 5978 | ret = get_errno(sys_fchmodat(arg1, p, arg3)); |
579a97f7 | 5979 | unlock_user(p, arg2, 0); |
814d7977 TS |
5980 | break; |
5981 | #endif | |
31e31b8a | 5982 | case TARGET_NR_getpriority: |
c6cda17a TS |
5983 | /* libc does special remapping of the return value of |
5984 | * sys_getpriority() so it's just easiest to call | |
5985 | * sys_getpriority() directly rather than through libc. */ | |
69137206 | 5986 | ret = get_errno(sys_getpriority(arg1, arg2)); |
31e31b8a FB |
5987 | break; |
5988 | case TARGET_NR_setpriority: | |
5989 | ret = get_errno(setpriority(arg1, arg2, arg3)); | |
5990 | break; | |
ebc05488 | 5991 | #ifdef TARGET_NR_profil |
31e31b8a FB |
5992 | case TARGET_NR_profil: |
5993 | goto unimplemented; | |
ebc05488 | 5994 | #endif |
31e31b8a | 5995 | case TARGET_NR_statfs: |
579a97f7 FB |
5996 | if (!(p = lock_user_string(arg1))) |
5997 | goto efault; | |
53a5960a PB |
5998 | ret = get_errno(statfs(path(p), &stfs)); |
5999 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
6000 | convert_statfs: |
6001 | if (!is_error(ret)) { | |
53a5960a | 6002 | struct target_statfs *target_stfs; |
3b46e624 | 6003 | |
579a97f7 FB |
6004 | if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg2, 0)) |
6005 | goto efault; | |
6006 | __put_user(stfs.f_type, &target_stfs->f_type); | |
6007 | __put_user(stfs.f_bsize, &target_stfs->f_bsize); | |
6008 | __put_user(stfs.f_blocks, &target_stfs->f_blocks); | |
6009 | __put_user(stfs.f_bfree, &target_stfs->f_bfree); | |
6010 | __put_user(stfs.f_bavail, &target_stfs->f_bavail); | |
6011 | __put_user(stfs.f_files, &target_stfs->f_files); | |
6012 | __put_user(stfs.f_ffree, &target_stfs->f_ffree); | |
6013 | __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); | |
6014 | __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); | |
6015 | __put_user(stfs.f_namelen, &target_stfs->f_namelen); | |
53a5960a | 6016 | unlock_user_struct(target_stfs, arg2, 1); |
31e31b8a FB |
6017 | } |
6018 | break; | |
6019 | case TARGET_NR_fstatfs: | |
56c8f68f | 6020 | ret = get_errno(fstatfs(arg1, &stfs)); |
31e31b8a | 6021 | goto convert_statfs; |
56c8f68f FB |
6022 | #ifdef TARGET_NR_statfs64 |
6023 | case TARGET_NR_statfs64: | |
579a97f7 FB |
6024 | if (!(p = lock_user_string(arg1))) |
6025 | goto efault; | |
53a5960a PB |
6026 | ret = get_errno(statfs(path(p), &stfs)); |
6027 | unlock_user(p, arg1, 0); | |
56c8f68f FB |
6028 | convert_statfs64: |
6029 | if (!is_error(ret)) { | |
53a5960a | 6030 | struct target_statfs64 *target_stfs; |
3b46e624 | 6031 | |
579a97f7 FB |
6032 | if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg3, 0)) |
6033 | goto efault; | |
6034 | __put_user(stfs.f_type, &target_stfs->f_type); | |
6035 | __put_user(stfs.f_bsize, &target_stfs->f_bsize); | |
6036 | __put_user(stfs.f_blocks, &target_stfs->f_blocks); | |
6037 | __put_user(stfs.f_bfree, &target_stfs->f_bfree); | |
6038 | __put_user(stfs.f_bavail, &target_stfs->f_bavail); | |
6039 | __put_user(stfs.f_files, &target_stfs->f_files); | |
6040 | __put_user(stfs.f_ffree, &target_stfs->f_ffree); | |
6041 | __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); | |
6042 | __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); | |
6043 | __put_user(stfs.f_namelen, &target_stfs->f_namelen); | |
6044 | unlock_user_struct(target_stfs, arg3, 1); | |
56c8f68f FB |
6045 | } |
6046 | break; | |
6047 | case TARGET_NR_fstatfs64: | |
6048 | ret = get_errno(fstatfs(arg1, &stfs)); | |
6049 | goto convert_statfs64; | |
6050 | #endif | |
ebc05488 | 6051 | #ifdef TARGET_NR_ioperm |
31e31b8a FB |
6052 | case TARGET_NR_ioperm: |
6053 | goto unimplemented; | |
ebc05488 | 6054 | #endif |
e5febef5 | 6055 | #ifdef TARGET_NR_socketcall |
31e31b8a | 6056 | case TARGET_NR_socketcall: |
53a5960a | 6057 | ret = do_socketcall(arg1, arg2); |
31e31b8a | 6058 | break; |
e5febef5 | 6059 | #endif |
3532fa74 FB |
6060 | #ifdef TARGET_NR_accept |
6061 | case TARGET_NR_accept: | |
1be9e1dc | 6062 | ret = do_accept(arg1, arg2, arg3); |
3532fa74 FB |
6063 | break; |
6064 | #endif | |
6065 | #ifdef TARGET_NR_bind | |
6066 | case TARGET_NR_bind: | |
6067 | ret = do_bind(arg1, arg2, arg3); | |
6068 | break; | |
6069 | #endif | |
6070 | #ifdef TARGET_NR_connect | |
6071 | case TARGET_NR_connect: | |
6072 | ret = do_connect(arg1, arg2, arg3); | |
6073 | break; | |
6074 | #endif | |
6075 | #ifdef TARGET_NR_getpeername | |
6076 | case TARGET_NR_getpeername: | |
1be9e1dc | 6077 | ret = do_getpeername(arg1, arg2, arg3); |
3532fa74 FB |
6078 | break; |
6079 | #endif | |
6080 | #ifdef TARGET_NR_getsockname | |
6081 | case TARGET_NR_getsockname: | |
1be9e1dc | 6082 | ret = do_getsockname(arg1, arg2, arg3); |
3532fa74 FB |
6083 | break; |
6084 | #endif | |
6085 | #ifdef TARGET_NR_getsockopt | |
6086 | case TARGET_NR_getsockopt: | |
6087 | ret = do_getsockopt(arg1, arg2, arg3, arg4, arg5); | |
6088 | break; | |
6089 | #endif | |
6090 | #ifdef TARGET_NR_listen | |
6091 | case TARGET_NR_listen: | |
1be9e1dc | 6092 | ret = get_errno(listen(arg1, arg2)); |
3532fa74 FB |
6093 | break; |
6094 | #endif | |
6095 | #ifdef TARGET_NR_recv | |
6096 | case TARGET_NR_recv: | |
214201bd | 6097 | ret = do_recvfrom(arg1, arg2, arg3, arg4, 0, 0); |
3532fa74 FB |
6098 | break; |
6099 | #endif | |
6100 | #ifdef TARGET_NR_recvfrom | |
6101 | case TARGET_NR_recvfrom: | |
214201bd | 6102 | ret = do_recvfrom(arg1, arg2, arg3, arg4, arg5, arg6); |
3532fa74 FB |
6103 | break; |
6104 | #endif | |
6105 | #ifdef TARGET_NR_recvmsg | |
6106 | case TARGET_NR_recvmsg: | |
6107 | ret = do_sendrecvmsg(arg1, arg2, arg3, 0); | |
6108 | break; | |
6109 | #endif | |
6110 | #ifdef TARGET_NR_send | |
6111 | case TARGET_NR_send: | |
1be9e1dc | 6112 | ret = do_sendto(arg1, arg2, arg3, arg4, 0, 0); |
3532fa74 FB |
6113 | break; |
6114 | #endif | |
6115 | #ifdef TARGET_NR_sendmsg | |
6116 | case TARGET_NR_sendmsg: | |
6117 | ret = do_sendrecvmsg(arg1, arg2, arg3, 1); | |
6118 | break; | |
6119 | #endif | |
6120 | #ifdef TARGET_NR_sendto | |
6121 | case TARGET_NR_sendto: | |
1be9e1dc | 6122 | ret = do_sendto(arg1, arg2, arg3, arg4, arg5, arg6); |
3532fa74 FB |
6123 | break; |
6124 | #endif | |
6125 | #ifdef TARGET_NR_shutdown | |
6126 | case TARGET_NR_shutdown: | |
1be9e1dc | 6127 | ret = get_errno(shutdown(arg1, arg2)); |
3532fa74 FB |
6128 | break; |
6129 | #endif | |
6130 | #ifdef TARGET_NR_socket | |
6131 | case TARGET_NR_socket: | |
6132 | ret = do_socket(arg1, arg2, arg3); | |
6133 | break; | |
6134 | #endif | |
6135 | #ifdef TARGET_NR_socketpair | |
6136 | case TARGET_NR_socketpair: | |
1be9e1dc | 6137 | ret = do_socketpair(arg1, arg2, arg3, arg4); |
3532fa74 FB |
6138 | break; |
6139 | #endif | |
6140 | #ifdef TARGET_NR_setsockopt | |
6141 | case TARGET_NR_setsockopt: | |
6142 | ret = do_setsockopt(arg1, arg2, arg3, arg4, (socklen_t) arg5); | |
6143 | break; | |
6144 | #endif | |
7494b0f9 | 6145 | |
31e31b8a | 6146 | case TARGET_NR_syslog: |
579a97f7 FB |
6147 | if (!(p = lock_user_string(arg2))) |
6148 | goto efault; | |
e5574487 TS |
6149 | ret = get_errno(sys_syslog((int)arg1, p, (int)arg3)); |
6150 | unlock_user(p, arg2, 0); | |
7494b0f9 TS |
6151 | break; |
6152 | ||
31e31b8a | 6153 | case TARGET_NR_setitimer: |
66fb9763 | 6154 | { |
66fb9763 FB |
6155 | struct itimerval value, ovalue, *pvalue; |
6156 | ||
53a5960a | 6157 | if (arg2) { |
66fb9763 | 6158 | pvalue = &value; |
788f5ec4 TS |
6159 | if (copy_from_user_timeval(&pvalue->it_interval, arg2) |
6160 | || copy_from_user_timeval(&pvalue->it_value, | |
6161 | arg2 + sizeof(struct target_timeval))) | |
6162 | goto efault; | |
66fb9763 FB |
6163 | } else { |
6164 | pvalue = NULL; | |
6165 | } | |
6166 | ret = get_errno(setitimer(arg1, pvalue, &ovalue)); | |
53a5960a | 6167 | if (!is_error(ret) && arg3) { |
788f5ec4 TS |
6168 | if (copy_to_user_timeval(arg3, |
6169 | &ovalue.it_interval) | |
6170 | || copy_to_user_timeval(arg3 + sizeof(struct target_timeval), | |
6171 | &ovalue.it_value)) | |
6172 | goto efault; | |
66fb9763 FB |
6173 | } |
6174 | } | |
6175 | break; | |
31e31b8a | 6176 | case TARGET_NR_getitimer: |
66fb9763 | 6177 | { |
66fb9763 | 6178 | struct itimerval value; |
3b46e624 | 6179 | |
66fb9763 | 6180 | ret = get_errno(getitimer(arg1, &value)); |
53a5960a | 6181 | if (!is_error(ret) && arg2) { |
788f5ec4 TS |
6182 | if (copy_to_user_timeval(arg2, |
6183 | &value.it_interval) | |
6184 | || copy_to_user_timeval(arg2 + sizeof(struct target_timeval), | |
6185 | &value.it_value)) | |
6186 | goto efault; | |
66fb9763 FB |
6187 | } |
6188 | } | |
6189 | break; | |
31e31b8a | 6190 | case TARGET_NR_stat: |
579a97f7 FB |
6191 | if (!(p = lock_user_string(arg1))) |
6192 | goto efault; | |
53a5960a PB |
6193 | ret = get_errno(stat(path(p), &st)); |
6194 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
6195 | goto do_stat; |
6196 | case TARGET_NR_lstat: | |
579a97f7 FB |
6197 | if (!(p = lock_user_string(arg1))) |
6198 | goto efault; | |
53a5960a PB |
6199 | ret = get_errno(lstat(path(p), &st)); |
6200 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
6201 | goto do_stat; |
6202 | case TARGET_NR_fstat: | |
6203 | { | |
6204 | ret = get_errno(fstat(arg1, &st)); | |
6205 | do_stat: | |
6206 | if (!is_error(ret)) { | |
53a5960a | 6207 | struct target_stat *target_st; |
e3584658 | 6208 | |
579a97f7 FB |
6209 | if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0)) |
6210 | goto efault; | |
12727917 | 6211 | memset(target_st, 0, sizeof(*target_st)); |
d2fd1af7 FB |
6212 | __put_user(st.st_dev, &target_st->st_dev); |
6213 | __put_user(st.st_ino, &target_st->st_ino); | |
6214 | __put_user(st.st_mode, &target_st->st_mode); | |
6215 | __put_user(st.st_uid, &target_st->st_uid); | |
6216 | __put_user(st.st_gid, &target_st->st_gid); | |
6217 | __put_user(st.st_nlink, &target_st->st_nlink); | |
6218 | __put_user(st.st_rdev, &target_st->st_rdev); | |
6219 | __put_user(st.st_size, &target_st->st_size); | |
6220 | __put_user(st.st_blksize, &target_st->st_blksize); | |
6221 | __put_user(st.st_blocks, &target_st->st_blocks); | |
6222 | __put_user(st.st_atime, &target_st->target_st_atime); | |
6223 | __put_user(st.st_mtime, &target_st->target_st_mtime); | |
6224 | __put_user(st.st_ctime, &target_st->target_st_ctime); | |
53a5960a | 6225 | unlock_user_struct(target_st, arg2, 1); |
31e31b8a FB |
6226 | } |
6227 | } | |
6228 | break; | |
ebc05488 | 6229 | #ifdef TARGET_NR_olduname |
31e31b8a FB |
6230 | case TARGET_NR_olduname: |
6231 | goto unimplemented; | |
ebc05488 FB |
6232 | #endif |
6233 | #ifdef TARGET_NR_iopl | |
31e31b8a FB |
6234 | case TARGET_NR_iopl: |
6235 | goto unimplemented; | |
ebc05488 | 6236 | #endif |
31e31b8a FB |
6237 | case TARGET_NR_vhangup: |
6238 | ret = get_errno(vhangup()); | |
6239 | break; | |
ebc05488 | 6240 | #ifdef TARGET_NR_idle |
31e31b8a FB |
6241 | case TARGET_NR_idle: |
6242 | goto unimplemented; | |
42ad6ae9 FB |
6243 | #endif |
6244 | #ifdef TARGET_NR_syscall | |
6245 | case TARGET_NR_syscall: | |
5945cfcb PM |
6246 | ret = do_syscall(cpu_env, arg1 & 0xffff, arg2, arg3, arg4, arg5, |
6247 | arg6, arg7, arg8, 0); | |
6248 | break; | |
ebc05488 | 6249 | #endif |
31e31b8a FB |
6250 | case TARGET_NR_wait4: |
6251 | { | |
6252 | int status; | |
992f48a0 | 6253 | abi_long status_ptr = arg2; |
31e31b8a | 6254 | struct rusage rusage, *rusage_ptr; |
992f48a0 | 6255 | abi_ulong target_rusage = arg4; |
31e31b8a FB |
6256 | if (target_rusage) |
6257 | rusage_ptr = &rusage; | |
6258 | else | |
6259 | rusage_ptr = NULL; | |
6260 | ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr)); | |
6261 | if (!is_error(ret)) { | |
2f619698 | 6262 | if (status_ptr) { |
1d9d8b55 | 6263 | status = host_to_target_waitstatus(status); |
2f619698 FB |
6264 | if (put_user_s32(status, status_ptr)) |
6265 | goto efault; | |
31e31b8a | 6266 | } |
2f619698 FB |
6267 | if (target_rusage) |
6268 | host_to_target_rusage(target_rusage, &rusage); | |
31e31b8a FB |
6269 | } |
6270 | } | |
6271 | break; | |
e5febef5 | 6272 | #ifdef TARGET_NR_swapoff |
31e31b8a | 6273 | case TARGET_NR_swapoff: |
579a97f7 FB |
6274 | if (!(p = lock_user_string(arg1))) |
6275 | goto efault; | |
53a5960a PB |
6276 | ret = get_errno(swapoff(p)); |
6277 | unlock_user(p, arg1, 0); | |
31e31b8a | 6278 | break; |
e5febef5 | 6279 | #endif |
31e31b8a | 6280 | case TARGET_NR_sysinfo: |
a5448a7d | 6281 | { |
53a5960a | 6282 | struct target_sysinfo *target_value; |
a5448a7d FB |
6283 | struct sysinfo value; |
6284 | ret = get_errno(sysinfo(&value)); | |
53a5960a | 6285 | if (!is_error(ret) && arg1) |
a5448a7d | 6286 | { |
579a97f7 FB |
6287 | if (!lock_user_struct(VERIFY_WRITE, target_value, arg1, 0)) |
6288 | goto efault; | |
a5448a7d FB |
6289 | __put_user(value.uptime, &target_value->uptime); |
6290 | __put_user(value.loads[0], &target_value->loads[0]); | |
6291 | __put_user(value.loads[1], &target_value->loads[1]); | |
6292 | __put_user(value.loads[2], &target_value->loads[2]); | |
6293 | __put_user(value.totalram, &target_value->totalram); | |
6294 | __put_user(value.freeram, &target_value->freeram); | |
6295 | __put_user(value.sharedram, &target_value->sharedram); | |
6296 | __put_user(value.bufferram, &target_value->bufferram); | |
6297 | __put_user(value.totalswap, &target_value->totalswap); | |
6298 | __put_user(value.freeswap, &target_value->freeswap); | |
6299 | __put_user(value.procs, &target_value->procs); | |
6300 | __put_user(value.totalhigh, &target_value->totalhigh); | |
6301 | __put_user(value.freehigh, &target_value->freehigh); | |
6302 | __put_user(value.mem_unit, &target_value->mem_unit); | |
53a5960a | 6303 | unlock_user_struct(target_value, arg1, 1); |
a5448a7d FB |
6304 | } |
6305 | } | |
6306 | break; | |
e5febef5 | 6307 | #ifdef TARGET_NR_ipc |
31e31b8a | 6308 | case TARGET_NR_ipc: |
8853f86e FB |
6309 | ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6); |
6310 | break; | |
e5febef5 | 6311 | #endif |
e5289087 AJ |
6312 | #ifdef TARGET_NR_semget |
6313 | case TARGET_NR_semget: | |
6314 | ret = get_errno(semget(arg1, arg2, arg3)); | |
6315 | break; | |
6316 | #endif | |
6317 | #ifdef TARGET_NR_semop | |
6318 | case TARGET_NR_semop: | |
6319 | ret = get_errno(do_semop(arg1, arg2, arg3)); | |
6320 | break; | |
6321 | #endif | |
6322 | #ifdef TARGET_NR_semctl | |
6323 | case TARGET_NR_semctl: | |
6324 | ret = do_semctl(arg1, arg2, arg3, (union target_semun)(abi_ulong)arg4); | |
6325 | break; | |
6326 | #endif | |
eeb438c1 AJ |
6327 | #ifdef TARGET_NR_msgctl |
6328 | case TARGET_NR_msgctl: | |
6329 | ret = do_msgctl(arg1, arg2, arg3); | |
6330 | break; | |
6331 | #endif | |
6332 | #ifdef TARGET_NR_msgget | |
6333 | case TARGET_NR_msgget: | |
6334 | ret = get_errno(msgget(arg1, arg2)); | |
6335 | break; | |
6336 | #endif | |
6337 | #ifdef TARGET_NR_msgrcv | |
6338 | case TARGET_NR_msgrcv: | |
6339 | ret = do_msgrcv(arg1, arg2, arg3, arg4, arg5); | |
6340 | break; | |
6341 | #endif | |
6342 | #ifdef TARGET_NR_msgsnd | |
6343 | case TARGET_NR_msgsnd: | |
6344 | ret = do_msgsnd(arg1, arg2, arg3, arg4); | |
6345 | break; | |
88a8c984 RV |
6346 | #endif |
6347 | #ifdef TARGET_NR_shmget | |
6348 | case TARGET_NR_shmget: | |
6349 | ret = get_errno(shmget(arg1, arg2, arg3)); | |
6350 | break; | |
6351 | #endif | |
6352 | #ifdef TARGET_NR_shmctl | |
6353 | case TARGET_NR_shmctl: | |
6354 | ret = do_shmctl(arg1, arg2, arg3); | |
6355 | break; | |
6356 | #endif | |
6357 | #ifdef TARGET_NR_shmat | |
6358 | case TARGET_NR_shmat: | |
6359 | ret = do_shmat(arg1, arg2, arg3); | |
6360 | break; | |
6361 | #endif | |
6362 | #ifdef TARGET_NR_shmdt | |
6363 | case TARGET_NR_shmdt: | |
6364 | ret = do_shmdt(arg1); | |
6365 | break; | |
eeb438c1 | 6366 | #endif |
31e31b8a FB |
6367 | case TARGET_NR_fsync: |
6368 | ret = get_errno(fsync(arg1)); | |
6369 | break; | |
31e31b8a | 6370 | case TARGET_NR_clone: |
a4b388ff | 6371 | #if defined(TARGET_SH4) || defined(TARGET_ALPHA) |
0b6d3ae0 | 6372 | ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg5, arg4)); |
b15ad61c EI |
6373 | #elif defined(TARGET_CRIS) |
6374 | ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg4, arg5)); | |
a4c075f1 UH |
6375 | #elif defined(TARGET_S390X) |
6376 | ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg5, arg4)); | |
0b6d3ae0 | 6377 | #else |
d865bab5 | 6378 | ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg4, arg5)); |
0b6d3ae0 | 6379 | #endif |
1b6b029e | 6380 | break; |
ec86b0fb FB |
6381 | #ifdef __NR_exit_group |
6382 | /* new thread calls */ | |
6383 | case TARGET_NR_exit_group: | |
9788c9ca | 6384 | #ifdef TARGET_GPROF |
6d946cda AJ |
6385 | _mcleanup(); |
6386 | #endif | |
e9009676 | 6387 | gdb_exit(cpu_env, arg1); |
ec86b0fb FB |
6388 | ret = get_errno(exit_group(arg1)); |
6389 | break; | |
6390 | #endif | |
31e31b8a | 6391 | case TARGET_NR_setdomainname: |
579a97f7 FB |
6392 | if (!(p = lock_user_string(arg1))) |
6393 | goto efault; | |
53a5960a PB |
6394 | ret = get_errno(setdomainname(p, arg2)); |
6395 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
6396 | break; |
6397 | case TARGET_NR_uname: | |
6398 | /* no need to transcode because we use the linux syscall */ | |
29e619b1 FB |
6399 | { |
6400 | struct new_utsname * buf; | |
3b46e624 | 6401 | |
579a97f7 FB |
6402 | if (!lock_user_struct(VERIFY_WRITE, buf, arg1, 0)) |
6403 | goto efault; | |
29e619b1 FB |
6404 | ret = get_errno(sys_uname(buf)); |
6405 | if (!is_error(ret)) { | |
6406 | /* Overrite the native machine name with whatever is being | |
6407 | emulated. */ | |
da79030f | 6408 | strcpy (buf->machine, cpu_to_uname_machine(cpu_env)); |
c5937220 PB |
6409 | /* Allow the user to override the reported release. */ |
6410 | if (qemu_uname_release && *qemu_uname_release) | |
6411 | strcpy (buf->release, qemu_uname_release); | |
29e619b1 | 6412 | } |
53a5960a | 6413 | unlock_user_struct(buf, arg1, 1); |
29e619b1 | 6414 | } |
31e31b8a | 6415 | break; |
6dbad63e | 6416 | #ifdef TARGET_I386 |
31e31b8a | 6417 | case TARGET_NR_modify_ldt: |
03acab66 | 6418 | ret = do_modify_ldt(cpu_env, arg1, arg2, arg3); |
5cd4393b | 6419 | break; |
84409ddb | 6420 | #if !defined(TARGET_X86_64) |
5cd4393b FB |
6421 | case TARGET_NR_vm86old: |
6422 | goto unimplemented; | |
6423 | case TARGET_NR_vm86: | |
53a5960a | 6424 | ret = do_vm86(cpu_env, arg1, arg2); |
6dbad63e | 6425 | break; |
84409ddb | 6426 | #endif |
6dbad63e | 6427 | #endif |
31e31b8a FB |
6428 | case TARGET_NR_adjtimex: |
6429 | goto unimplemented; | |
e5febef5 | 6430 | #ifdef TARGET_NR_create_module |
31e31b8a | 6431 | case TARGET_NR_create_module: |
e5febef5 | 6432 | #endif |
31e31b8a FB |
6433 | case TARGET_NR_init_module: |
6434 | case TARGET_NR_delete_module: | |
e5febef5 | 6435 | #ifdef TARGET_NR_get_kernel_syms |
31e31b8a | 6436 | case TARGET_NR_get_kernel_syms: |
e5febef5 | 6437 | #endif |
31e31b8a FB |
6438 | goto unimplemented; |
6439 | case TARGET_NR_quotactl: | |
6440 | goto unimplemented; | |
6441 | case TARGET_NR_getpgid: | |
6442 | ret = get_errno(getpgid(arg1)); | |
6443 | break; | |
6444 | case TARGET_NR_fchdir: | |
6445 | ret = get_errno(fchdir(arg1)); | |
6446 | break; | |
84409ddb | 6447 | #ifdef TARGET_NR_bdflush /* not on x86_64 */ |
31e31b8a FB |
6448 | case TARGET_NR_bdflush: |
6449 | goto unimplemented; | |
84409ddb | 6450 | #endif |
e5febef5 | 6451 | #ifdef TARGET_NR_sysfs |
31e31b8a FB |
6452 | case TARGET_NR_sysfs: |
6453 | goto unimplemented; | |
e5febef5 | 6454 | #endif |
31e31b8a | 6455 | case TARGET_NR_personality: |
1b6b029e | 6456 | ret = get_errno(personality(arg1)); |
31e31b8a | 6457 | break; |
e5febef5 | 6458 | #ifdef TARGET_NR_afs_syscall |
31e31b8a FB |
6459 | case TARGET_NR_afs_syscall: |
6460 | goto unimplemented; | |
e5febef5 | 6461 | #endif |
7a3148a9 | 6462 | #ifdef TARGET_NR__llseek /* Not on alpha */ |
31e31b8a FB |
6463 | case TARGET_NR__llseek: |
6464 | { | |
0c1592d9 | 6465 | int64_t res; |
d35b261c | 6466 | #if !defined(__NR_llseek) |
0c1592d9 PM |
6467 | res = lseek(arg1, ((uint64_t)arg2 << 32) | arg3, arg5); |
6468 | if (res == -1) { | |
6469 | ret = get_errno(res); | |
6470 | } else { | |
6471 | ret = 0; | |
6472 | } | |
4f2ac237 | 6473 | #else |
31e31b8a | 6474 | ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5)); |
4f2ac237 | 6475 | #endif |
0c1592d9 PM |
6476 | if ((ret == 0) && put_user_s64(res, arg4)) { |
6477 | goto efault; | |
6478 | } | |
31e31b8a FB |
6479 | } |
6480 | break; | |
7a3148a9 | 6481 | #endif |
31e31b8a | 6482 | case TARGET_NR_getdents: |
d83c8733 | 6483 | #if TARGET_ABI_BITS == 32 && HOST_LONG_BITS == 64 |
4add45b4 | 6484 | { |
53a5960a | 6485 | struct target_dirent *target_dirp; |
6556a833 | 6486 | struct linux_dirent *dirp; |
992f48a0 | 6487 | abi_long count = arg3; |
4add45b4 FB |
6488 | |
6489 | dirp = malloc(count); | |
0da46a6e | 6490 | if (!dirp) { |
579a97f7 | 6491 | ret = -TARGET_ENOMEM; |
0da46a6e TS |
6492 | goto fail; |
6493 | } | |
3b46e624 | 6494 | |
4add45b4 FB |
6495 | ret = get_errno(sys_getdents(arg1, dirp, count)); |
6496 | if (!is_error(ret)) { | |
6556a833 | 6497 | struct linux_dirent *de; |
4add45b4 FB |
6498 | struct target_dirent *tde; |
6499 | int len = ret; | |
6500 | int reclen, treclen; | |
6501 | int count1, tnamelen; | |
6502 | ||
6503 | count1 = 0; | |
6504 | de = dirp; | |
579a97f7 FB |
6505 | if (!(target_dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6506 | goto efault; | |
4add45b4 FB |
6507 | tde = target_dirp; |
6508 | while (len > 0) { | |
6509 | reclen = de->d_reclen; | |
992f48a0 | 6510 | treclen = reclen - (2 * (sizeof(long) - sizeof(abi_long))); |
4add45b4 FB |
6511 | tde->d_reclen = tswap16(treclen); |
6512 | tde->d_ino = tswapl(de->d_ino); | |
6513 | tde->d_off = tswapl(de->d_off); | |
992f48a0 | 6514 | tnamelen = treclen - (2 * sizeof(abi_long) + 2); |
4add45b4 FB |
6515 | if (tnamelen > 256) |
6516 | tnamelen = 256; | |
80a9d035 | 6517 | /* XXX: may not be correct */ |
be15b141 | 6518 | pstrcpy(tde->d_name, tnamelen, de->d_name); |
6556a833 | 6519 | de = (struct linux_dirent *)((char *)de + reclen); |
4add45b4 | 6520 | len -= reclen; |
1c5bf3bf | 6521 | tde = (struct target_dirent *)((char *)tde + treclen); |
4add45b4 FB |
6522 | count1 += treclen; |
6523 | } | |
6524 | ret = count1; | |
579a97f7 | 6525 | unlock_user(target_dirp, arg2, ret); |
4add45b4 FB |
6526 | } |
6527 | free(dirp); | |
6528 | } | |
6529 | #else | |
31e31b8a | 6530 | { |
6556a833 | 6531 | struct linux_dirent *dirp; |
992f48a0 | 6532 | abi_long count = arg3; |
dab2ed99 | 6533 | |
579a97f7 FB |
6534 | if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6535 | goto efault; | |
72f03900 | 6536 | ret = get_errno(sys_getdents(arg1, dirp, count)); |
31e31b8a | 6537 | if (!is_error(ret)) { |
6556a833 | 6538 | struct linux_dirent *de; |
31e31b8a FB |
6539 | int len = ret; |
6540 | int reclen; | |
6541 | de = dirp; | |
6542 | while (len > 0) { | |
8083a3e5 | 6543 | reclen = de->d_reclen; |
31e31b8a FB |
6544 | if (reclen > len) |
6545 | break; | |
8083a3e5 | 6546 | de->d_reclen = tswap16(reclen); |
31e31b8a FB |
6547 | tswapls(&de->d_ino); |
6548 | tswapls(&de->d_off); | |
6556a833 | 6549 | de = (struct linux_dirent *)((char *)de + reclen); |
31e31b8a FB |
6550 | len -= reclen; |
6551 | } | |
6552 | } | |
53a5960a | 6553 | unlock_user(dirp, arg2, ret); |
31e31b8a | 6554 | } |
4add45b4 | 6555 | #endif |
31e31b8a | 6556 | break; |
3ae43202 | 6557 | #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64) |
dab2ed99 FB |
6558 | case TARGET_NR_getdents64: |
6559 | { | |
6556a833 | 6560 | struct linux_dirent64 *dirp; |
992f48a0 | 6561 | abi_long count = arg3; |
579a97f7 FB |
6562 | if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6563 | goto efault; | |
dab2ed99 FB |
6564 | ret = get_errno(sys_getdents64(arg1, dirp, count)); |
6565 | if (!is_error(ret)) { | |
6556a833 | 6566 | struct linux_dirent64 *de; |
dab2ed99 FB |
6567 | int len = ret; |
6568 | int reclen; | |
6569 | de = dirp; | |
6570 | while (len > 0) { | |
8083a3e5 | 6571 | reclen = de->d_reclen; |
dab2ed99 FB |
6572 | if (reclen > len) |
6573 | break; | |
8083a3e5 | 6574 | de->d_reclen = tswap16(reclen); |
8582a53a FB |
6575 | tswap64s((uint64_t *)&de->d_ino); |
6576 | tswap64s((uint64_t *)&de->d_off); | |
6556a833 | 6577 | de = (struct linux_dirent64 *)((char *)de + reclen); |
dab2ed99 FB |
6578 | len -= reclen; |
6579 | } | |
6580 | } | |
53a5960a | 6581 | unlock_user(dirp, arg2, ret); |
dab2ed99 FB |
6582 | } |
6583 | break; | |
a541f297 | 6584 | #endif /* TARGET_NR_getdents64 */ |
a4c075f1 UH |
6585 | #if defined(TARGET_NR__newselect) || defined(TARGET_S390X) |
6586 | #ifdef TARGET_S390X | |
6587 | case TARGET_NR_select: | |
6588 | #else | |
31e31b8a | 6589 | case TARGET_NR__newselect: |
a4c075f1 | 6590 | #endif |
53a5960a | 6591 | ret = do_select(arg1, arg2, arg3, arg4, arg5); |
31e31b8a | 6592 | break; |
e5febef5 | 6593 | #endif |
d8035d4c MF |
6594 | #if defined(TARGET_NR_poll) || defined(TARGET_NR_ppoll) |
6595 | # ifdef TARGET_NR_poll | |
9de5e440 | 6596 | case TARGET_NR_poll: |
d8035d4c MF |
6597 | # endif |
6598 | # ifdef TARGET_NR_ppoll | |
6599 | case TARGET_NR_ppoll: | |
6600 | # endif | |
9de5e440 | 6601 | { |
53a5960a | 6602 | struct target_pollfd *target_pfd; |
9de5e440 FB |
6603 | unsigned int nfds = arg2; |
6604 | int timeout = arg3; | |
6605 | struct pollfd *pfd; | |
7854b056 | 6606 | unsigned int i; |
9de5e440 | 6607 | |
579a97f7 FB |
6608 | target_pfd = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_pollfd) * nfds, 1); |
6609 | if (!target_pfd) | |
6610 | goto efault; | |
d8035d4c | 6611 | |
9de5e440 FB |
6612 | pfd = alloca(sizeof(struct pollfd) * nfds); |
6613 | for(i = 0; i < nfds; i++) { | |
5cd4393b FB |
6614 | pfd[i].fd = tswap32(target_pfd[i].fd); |
6615 | pfd[i].events = tswap16(target_pfd[i].events); | |
9de5e440 | 6616 | } |
d8035d4c MF |
6617 | |
6618 | # ifdef TARGET_NR_ppoll | |
6619 | if (num == TARGET_NR_ppoll) { | |
6620 | struct timespec _timeout_ts, *timeout_ts = &_timeout_ts; | |
6621 | target_sigset_t *target_set; | |
6622 | sigset_t _set, *set = &_set; | |
6623 | ||
6624 | if (arg3) { | |
6625 | if (target_to_host_timespec(timeout_ts, arg3)) { | |
6626 | unlock_user(target_pfd, arg1, 0); | |
6627 | goto efault; | |
6628 | } | |
6629 | } else { | |
6630 | timeout_ts = NULL; | |
6631 | } | |
6632 | ||
6633 | if (arg4) { | |
6634 | target_set = lock_user(VERIFY_READ, arg4, sizeof(target_sigset_t), 1); | |
6635 | if (!target_set) { | |
6636 | unlock_user(target_pfd, arg1, 0); | |
6637 | goto efault; | |
6638 | } | |
6639 | target_to_host_sigset(set, target_set); | |
6640 | } else { | |
6641 | set = NULL; | |
6642 | } | |
6643 | ||
6644 | ret = get_errno(sys_ppoll(pfd, nfds, timeout_ts, set, _NSIG/8)); | |
6645 | ||
6646 | if (!is_error(ret) && arg3) { | |
6647 | host_to_target_timespec(arg3, timeout_ts); | |
6648 | } | |
6649 | if (arg4) { | |
6650 | unlock_user(target_set, arg4, 0); | |
6651 | } | |
6652 | } else | |
6653 | # endif | |
6654 | ret = get_errno(poll(pfd, nfds, timeout)); | |
6655 | ||
9de5e440 FB |
6656 | if (!is_error(ret)) { |
6657 | for(i = 0; i < nfds; i++) { | |
5cd4393b | 6658 | target_pfd[i].revents = tswap16(pfd[i].revents); |
9de5e440 FB |
6659 | } |
6660 | } | |
30cb4cde | 6661 | unlock_user(target_pfd, arg1, sizeof(struct target_pollfd) * nfds); |
9de5e440 FB |
6662 | } |
6663 | break; | |
e5febef5 | 6664 | #endif |
31e31b8a | 6665 | case TARGET_NR_flock: |
9de5e440 FB |
6666 | /* NOTE: the flock constant seems to be the same for every |
6667 | Linux platform */ | |
6668 | ret = get_errno(flock(arg1, arg2)); | |
31e31b8a FB |
6669 | break; |
6670 | case TARGET_NR_readv: | |
6671 | { | |
6672 | int count = arg3; | |
31e31b8a | 6673 | struct iovec *vec; |
31e31b8a FB |
6674 | |
6675 | vec = alloca(count * sizeof(struct iovec)); | |
41df8411 FB |
6676 | if (lock_iovec(VERIFY_WRITE, vec, arg2, count, 0) < 0) |
6677 | goto efault; | |
31e31b8a | 6678 | ret = get_errno(readv(arg1, vec, count)); |
53a5960a | 6679 | unlock_iovec(vec, arg2, count, 1); |
31e31b8a FB |
6680 | } |
6681 | break; | |
6682 | case TARGET_NR_writev: | |
6683 | { | |
6684 | int count = arg3; | |
31e31b8a | 6685 | struct iovec *vec; |
31e31b8a FB |
6686 | |
6687 | vec = alloca(count * sizeof(struct iovec)); | |
41df8411 FB |
6688 | if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) |
6689 | goto efault; | |
31e31b8a | 6690 | ret = get_errno(writev(arg1, vec, count)); |
53a5960a | 6691 | unlock_iovec(vec, arg2, count, 0); |
31e31b8a FB |
6692 | } |
6693 | break; | |
6694 | case TARGET_NR_getsid: | |
6695 | ret = get_errno(getsid(arg1)); | |
6696 | break; | |
7a3148a9 | 6697 | #if defined(TARGET_NR_fdatasync) /* Not on alpha (osf_datasync ?) */ |
31e31b8a | 6698 | case TARGET_NR_fdatasync: |
5cd4393b FB |
6699 | ret = get_errno(fdatasync(arg1)); |
6700 | break; | |
7a3148a9 | 6701 | #endif |
31e31b8a | 6702 | case TARGET_NR__sysctl: |
0da46a6e | 6703 | /* We don't implement this, but ENOTDIR is always a safe |
29e619b1 | 6704 | return value. */ |
0da46a6e TS |
6705 | ret = -TARGET_ENOTDIR; |
6706 | break; | |
737de1d1 MF |
6707 | case TARGET_NR_sched_getaffinity: |
6708 | { | |
6709 | unsigned int mask_size; | |
6710 | unsigned long *mask; | |
6711 | ||
6712 | /* | |
6713 | * sched_getaffinity needs multiples of ulong, so need to take | |
6714 | * care of mismatches between target ulong and host ulong sizes. | |
6715 | */ | |
6716 | if (arg2 & (sizeof(abi_ulong) - 1)) { | |
6717 | ret = -TARGET_EINVAL; | |
6718 | break; | |
6719 | } | |
6720 | mask_size = (arg2 + (sizeof(*mask) - 1)) & ~(sizeof(*mask) - 1); | |
6721 | ||
6722 | mask = alloca(mask_size); | |
6723 | ret = get_errno(sys_sched_getaffinity(arg1, mask_size, mask)); | |
6724 | ||
6725 | if (!is_error(ret)) { | |
cd18f05e | 6726 | if (copy_to_user(arg3, mask, ret)) { |
737de1d1 MF |
6727 | goto efault; |
6728 | } | |
737de1d1 MF |
6729 | } |
6730 | } | |
6731 | break; | |
6732 | case TARGET_NR_sched_setaffinity: | |
6733 | { | |
6734 | unsigned int mask_size; | |
6735 | unsigned long *mask; | |
6736 | ||
6737 | /* | |
6738 | * sched_setaffinity needs multiples of ulong, so need to take | |
6739 | * care of mismatches between target ulong and host ulong sizes. | |
6740 | */ | |
6741 | if (arg2 & (sizeof(abi_ulong) - 1)) { | |
6742 | ret = -TARGET_EINVAL; | |
6743 | break; | |
6744 | } | |
6745 | mask_size = (arg2 + (sizeof(*mask) - 1)) & ~(sizeof(*mask) - 1); | |
6746 | ||
6747 | mask = alloca(mask_size); | |
6748 | if (!lock_user_struct(VERIFY_READ, p, arg3, 1)) { | |
6749 | goto efault; | |
6750 | } | |
6751 | memcpy(mask, p, arg2); | |
6752 | unlock_user_struct(p, arg2, 0); | |
6753 | ||
6754 | ret = get_errno(sys_sched_setaffinity(arg1, mask_size, mask)); | |
6755 | } | |
6756 | break; | |
31e31b8a | 6757 | case TARGET_NR_sched_setparam: |
5cd4393b | 6758 | { |
53a5960a | 6759 | struct sched_param *target_schp; |
5cd4393b | 6760 | struct sched_param schp; |
53a5960a | 6761 | |
579a97f7 FB |
6762 | if (!lock_user_struct(VERIFY_READ, target_schp, arg2, 1)) |
6763 | goto efault; | |
5cd4393b | 6764 | schp.sched_priority = tswap32(target_schp->sched_priority); |
53a5960a | 6765 | unlock_user_struct(target_schp, arg2, 0); |
5cd4393b FB |
6766 | ret = get_errno(sched_setparam(arg1, &schp)); |
6767 | } | |
6768 | break; | |
31e31b8a | 6769 | case TARGET_NR_sched_getparam: |
5cd4393b | 6770 | { |
53a5960a | 6771 | struct sched_param *target_schp; |
5cd4393b FB |
6772 | struct sched_param schp; |
6773 | ret = get_errno(sched_getparam(arg1, &schp)); | |
6774 | if (!is_error(ret)) { | |
579a97f7 FB |
6775 | if (!lock_user_struct(VERIFY_WRITE, target_schp, arg2, 0)) |
6776 | goto efault; | |
5cd4393b | 6777 | target_schp->sched_priority = tswap32(schp.sched_priority); |
53a5960a | 6778 | unlock_user_struct(target_schp, arg2, 1); |
5cd4393b FB |
6779 | } |
6780 | } | |
6781 | break; | |
31e31b8a | 6782 | case TARGET_NR_sched_setscheduler: |
5cd4393b | 6783 | { |
53a5960a | 6784 | struct sched_param *target_schp; |
5cd4393b | 6785 | struct sched_param schp; |
579a97f7 FB |
6786 | if (!lock_user_struct(VERIFY_READ, target_schp, arg3, 1)) |
6787 | goto efault; | |
5cd4393b | 6788 | schp.sched_priority = tswap32(target_schp->sched_priority); |
53a5960a | 6789 | unlock_user_struct(target_schp, arg3, 0); |
5cd4393b FB |
6790 | ret = get_errno(sched_setscheduler(arg1, arg2, &schp)); |
6791 | } | |
6792 | break; | |
31e31b8a | 6793 | case TARGET_NR_sched_getscheduler: |
5cd4393b FB |
6794 | ret = get_errno(sched_getscheduler(arg1)); |
6795 | break; | |
31e31b8a FB |
6796 | case TARGET_NR_sched_yield: |
6797 | ret = get_errno(sched_yield()); | |
6798 | break; | |
6799 | case TARGET_NR_sched_get_priority_max: | |
5cd4393b FB |
6800 | ret = get_errno(sched_get_priority_max(arg1)); |
6801 | break; | |
31e31b8a | 6802 | case TARGET_NR_sched_get_priority_min: |
5cd4393b FB |
6803 | ret = get_errno(sched_get_priority_min(arg1)); |
6804 | break; | |
31e31b8a | 6805 | case TARGET_NR_sched_rr_get_interval: |
5cd4393b | 6806 | { |
5cd4393b FB |
6807 | struct timespec ts; |
6808 | ret = get_errno(sched_rr_get_interval(arg1, &ts)); | |
6809 | if (!is_error(ret)) { | |
53a5960a | 6810 | host_to_target_timespec(arg2, &ts); |
5cd4393b FB |
6811 | } |
6812 | } | |
6813 | break; | |
31e31b8a | 6814 | case TARGET_NR_nanosleep: |
1b6b029e | 6815 | { |
1b6b029e | 6816 | struct timespec req, rem; |
53a5960a | 6817 | target_to_host_timespec(&req, arg1); |
1b6b029e | 6818 | ret = get_errno(nanosleep(&req, &rem)); |
53a5960a PB |
6819 | if (is_error(ret) && arg2) { |
6820 | host_to_target_timespec(arg2, &rem); | |
1b6b029e FB |
6821 | } |
6822 | } | |
6823 | break; | |
e5febef5 | 6824 | #ifdef TARGET_NR_query_module |
31e31b8a | 6825 | case TARGET_NR_query_module: |
5cd4393b | 6826 | goto unimplemented; |
e5febef5 TS |
6827 | #endif |
6828 | #ifdef TARGET_NR_nfsservctl | |
31e31b8a | 6829 | case TARGET_NR_nfsservctl: |
5cd4393b | 6830 | goto unimplemented; |
e5febef5 | 6831 | #endif |
31e31b8a | 6832 | case TARGET_NR_prctl: |
e5574487 TS |
6833 | switch (arg1) |
6834 | { | |
6835 | case PR_GET_PDEATHSIG: | |
6836 | { | |
6837 | int deathsig; | |
6838 | ret = get_errno(prctl(arg1, &deathsig, arg3, arg4, arg5)); | |
2f619698 FB |
6839 | if (!is_error(ret) && arg2 |
6840 | && put_user_ual(deathsig, arg2)) | |
6841 | goto efault; | |
e5574487 TS |
6842 | } |
6843 | break; | |
6844 | default: | |
6845 | ret = get_errno(prctl(arg1, arg2, arg3, arg4, arg5)); | |
6846 | break; | |
6847 | } | |
39b9aae1 | 6848 | break; |
d2fd1af7 FB |
6849 | #ifdef TARGET_NR_arch_prctl |
6850 | case TARGET_NR_arch_prctl: | |
6851 | #if defined(TARGET_I386) && !defined(TARGET_ABI32) | |
6852 | ret = do_arch_prctl(cpu_env, arg1, arg2); | |
6853 | break; | |
6854 | #else | |
6855 | goto unimplemented; | |
6856 | #endif | |
6857 | #endif | |
67867308 | 6858 | #ifdef TARGET_NR_pread |
31e31b8a | 6859 | case TARGET_NR_pread: |
a4ae00bc AZ |
6860 | #ifdef TARGET_ARM |
6861 | if (((CPUARMState *)cpu_env)->eabi) | |
6862 | arg4 = arg5; | |
6863 | #endif | |
579a97f7 FB |
6864 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) |
6865 | goto efault; | |
53a5960a PB |
6866 | ret = get_errno(pread(arg1, p, arg3, arg4)); |
6867 | unlock_user(p, arg2, ret); | |
206f0fa7 | 6868 | break; |
31e31b8a | 6869 | case TARGET_NR_pwrite: |
a4ae00bc AZ |
6870 | #ifdef TARGET_ARM |
6871 | if (((CPUARMState *)cpu_env)->eabi) | |
6872 | arg4 = arg5; | |
6873 | #endif | |
579a97f7 FB |
6874 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
6875 | goto efault; | |
53a5960a PB |
6876 | ret = get_errno(pwrite(arg1, p, arg3, arg4)); |
6877 | unlock_user(p, arg2, 0); | |
206f0fa7 | 6878 | break; |
f2c7ba15 AJ |
6879 | #endif |
6880 | #ifdef TARGET_NR_pread64 | |
6881 | case TARGET_NR_pread64: | |
6882 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) | |
6883 | goto efault; | |
6884 | ret = get_errno(pread64(arg1, p, arg3, target_offset64(arg4, arg5))); | |
6885 | unlock_user(p, arg2, ret); | |
6886 | break; | |
6887 | case TARGET_NR_pwrite64: | |
6888 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) | |
6889 | goto efault; | |
6890 | ret = get_errno(pwrite64(arg1, p, arg3, target_offset64(arg4, arg5))); | |
6891 | unlock_user(p, arg2, 0); | |
6892 | break; | |
67867308 | 6893 | #endif |
31e31b8a | 6894 | case TARGET_NR_getcwd: |
579a97f7 FB |
6895 | if (!(p = lock_user(VERIFY_WRITE, arg1, arg2, 0))) |
6896 | goto efault; | |
53a5960a PB |
6897 | ret = get_errno(sys_getcwd1(p, arg2)); |
6898 | unlock_user(p, arg1, ret); | |
31e31b8a FB |
6899 | break; |
6900 | case TARGET_NR_capget: | |
5cd4393b | 6901 | goto unimplemented; |
31e31b8a | 6902 | case TARGET_NR_capset: |
5cd4393b | 6903 | goto unimplemented; |
31e31b8a | 6904 | case TARGET_NR_sigaltstack: |
198a74de | 6905 | #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \ |
c761c154 | 6906 | defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) || \ |
a4c075f1 | 6907 | defined(TARGET_M68K) || defined(TARGET_S390X) |
579a97f7 | 6908 | ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUState *)cpu_env)); |
a04e134a TS |
6909 | break; |
6910 | #else | |
5cd4393b | 6911 | goto unimplemented; |
a04e134a | 6912 | #endif |
31e31b8a | 6913 | case TARGET_NR_sendfile: |
5cd4393b | 6914 | goto unimplemented; |
ebc05488 | 6915 | #ifdef TARGET_NR_getpmsg |
31e31b8a | 6916 | case TARGET_NR_getpmsg: |
5cd4393b | 6917 | goto unimplemented; |
ebc05488 FB |
6918 | #endif |
6919 | #ifdef TARGET_NR_putpmsg | |
31e31b8a | 6920 | case TARGET_NR_putpmsg: |
5cd4393b | 6921 | goto unimplemented; |
ebc05488 | 6922 | #endif |
048f6b4d | 6923 | #ifdef TARGET_NR_vfork |
31e31b8a | 6924 | case TARGET_NR_vfork: |
d865bab5 PB |
6925 | ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, |
6926 | 0, 0, 0, 0)); | |
31e31b8a | 6927 | break; |
048f6b4d | 6928 | #endif |
ebc05488 | 6929 | #ifdef TARGET_NR_ugetrlimit |
31e31b8a | 6930 | case TARGET_NR_ugetrlimit: |
728584be FB |
6931 | { |
6932 | struct rlimit rlim; | |
e22b7015 WT |
6933 | int resource = target_to_host_resource(arg1); |
6934 | ret = get_errno(getrlimit(resource, &rlim)); | |
728584be | 6935 | if (!is_error(ret)) { |
53a5960a | 6936 | struct target_rlimit *target_rlim; |
579a97f7 FB |
6937 | if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
6938 | goto efault; | |
81bbe906 TY |
6939 | target_rlim->rlim_cur = host_to_target_rlim(rlim.rlim_cur); |
6940 | target_rlim->rlim_max = host_to_target_rlim(rlim.rlim_max); | |
53a5960a | 6941 | unlock_user_struct(target_rlim, arg2, 1); |
728584be FB |
6942 | } |
6943 | break; | |
6944 | } | |
ebc05488 | 6945 | #endif |
a315a145 | 6946 | #ifdef TARGET_NR_truncate64 |
31e31b8a | 6947 | case TARGET_NR_truncate64: |
579a97f7 FB |
6948 | if (!(p = lock_user_string(arg1))) |
6949 | goto efault; | |
53a5960a PB |
6950 | ret = target_truncate64(cpu_env, p, arg2, arg3, arg4); |
6951 | unlock_user(p, arg1, 0); | |
667f38b1 | 6952 | break; |
a315a145 FB |
6953 | #endif |
6954 | #ifdef TARGET_NR_ftruncate64 | |
31e31b8a | 6955 | case TARGET_NR_ftruncate64: |
ce4defa0 | 6956 | ret = target_ftruncate64(cpu_env, arg1, arg2, arg3, arg4); |
667f38b1 | 6957 | break; |
a315a145 FB |
6958 | #endif |
6959 | #ifdef TARGET_NR_stat64 | |
31e31b8a | 6960 | case TARGET_NR_stat64: |
579a97f7 FB |
6961 | if (!(p = lock_user_string(arg1))) |
6962 | goto efault; | |
53a5960a PB |
6963 | ret = get_errno(stat(path(p), &st)); |
6964 | unlock_user(p, arg1, 0); | |
6a24a778 AZ |
6965 | if (!is_error(ret)) |
6966 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6967 | break; | |
a315a145 FB |
6968 | #endif |
6969 | #ifdef TARGET_NR_lstat64 | |
31e31b8a | 6970 | case TARGET_NR_lstat64: |
579a97f7 FB |
6971 | if (!(p = lock_user_string(arg1))) |
6972 | goto efault; | |
53a5960a PB |
6973 | ret = get_errno(lstat(path(p), &st)); |
6974 | unlock_user(p, arg1, 0); | |
6a24a778 AZ |
6975 | if (!is_error(ret)) |
6976 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6977 | break; | |
a315a145 FB |
6978 | #endif |
6979 | #ifdef TARGET_NR_fstat64 | |
31e31b8a | 6980 | case TARGET_NR_fstat64: |
6a24a778 AZ |
6981 | ret = get_errno(fstat(arg1, &st)); |
6982 | if (!is_error(ret)) | |
6983 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6984 | break; | |
ce4defa0 | 6985 | #endif |
9d33b76b AJ |
6986 | #if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \ |
6987 | (defined(__NR_fstatat64) || defined(__NR_newfstatat)) | |
6988 | #ifdef TARGET_NR_fstatat64 | |
6a24a778 | 6989 | case TARGET_NR_fstatat64: |
9d33b76b AJ |
6990 | #endif |
6991 | #ifdef TARGET_NR_newfstatat | |
6992 | case TARGET_NR_newfstatat: | |
6993 | #endif | |
6a24a778 AZ |
6994 | if (!(p = lock_user_string(arg2))) |
6995 | goto efault; | |
9d33b76b | 6996 | #ifdef __NR_fstatat64 |
6a24a778 | 6997 | ret = get_errno(sys_fstatat64(arg1, path(p), &st, arg4)); |
9d33b76b AJ |
6998 | #else |
6999 | ret = get_errno(sys_newfstatat(arg1, path(p), &st, arg4)); | |
7000 | #endif | |
6a24a778 AZ |
7001 | if (!is_error(ret)) |
7002 | ret = host_to_target_stat64(cpu_env, arg3, &st); | |
60cd49d5 | 7003 | break; |
a315a145 | 7004 | #endif |
67867308 | 7005 | case TARGET_NR_lchown: |
579a97f7 FB |
7006 | if (!(p = lock_user_string(arg1))) |
7007 | goto efault; | |
53a5960a PB |
7008 | ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3))); |
7009 | unlock_user(p, arg1, 0); | |
67867308 | 7010 | break; |
0c866a7e | 7011 | #ifdef TARGET_NR_getuid |
67867308 FB |
7012 | case TARGET_NR_getuid: |
7013 | ret = get_errno(high2lowuid(getuid())); | |
7014 | break; | |
0c866a7e RV |
7015 | #endif |
7016 | #ifdef TARGET_NR_getgid | |
67867308 FB |
7017 | case TARGET_NR_getgid: |
7018 | ret = get_errno(high2lowgid(getgid())); | |
7019 | break; | |
0c866a7e RV |
7020 | #endif |
7021 | #ifdef TARGET_NR_geteuid | |
67867308 FB |
7022 | case TARGET_NR_geteuid: |
7023 | ret = get_errno(high2lowuid(geteuid())); | |
7024 | break; | |
0c866a7e RV |
7025 | #endif |
7026 | #ifdef TARGET_NR_getegid | |
67867308 FB |
7027 | case TARGET_NR_getegid: |
7028 | ret = get_errno(high2lowgid(getegid())); | |
7029 | break; | |
0c866a7e | 7030 | #endif |
67867308 FB |
7031 | case TARGET_NR_setreuid: |
7032 | ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2))); | |
7033 | break; | |
7034 | case TARGET_NR_setregid: | |
7035 | ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2))); | |
7036 | break; | |
7037 | case TARGET_NR_getgroups: | |
7038 | { | |
7039 | int gidsetsize = arg1; | |
0c866a7e | 7040 | target_id *target_grouplist; |
67867308 FB |
7041 | gid_t *grouplist; |
7042 | int i; | |
7043 | ||
7044 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
7045 | ret = get_errno(getgroups(gidsetsize, grouplist)); | |
cb3bc233 AZ |
7046 | if (gidsetsize == 0) |
7047 | break; | |
67867308 | 7048 | if (!is_error(ret)) { |
579a97f7 FB |
7049 | target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 2, 0); |
7050 | if (!target_grouplist) | |
7051 | goto efault; | |
a2155fcc | 7052 | for(i = 0;i < ret; i++) |
0c866a7e | 7053 | target_grouplist[i] = tswapid(high2lowgid(grouplist[i])); |
53a5960a | 7054 | unlock_user(target_grouplist, arg2, gidsetsize * 2); |
67867308 FB |
7055 | } |
7056 | } | |
7057 | break; | |
7058 | case TARGET_NR_setgroups: | |
7059 | { | |
7060 | int gidsetsize = arg1; | |
0c866a7e | 7061 | target_id *target_grouplist; |
67867308 FB |
7062 | gid_t *grouplist; |
7063 | int i; | |
7064 | ||
7065 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
579a97f7 FB |
7066 | target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 2, 1); |
7067 | if (!target_grouplist) { | |
7068 | ret = -TARGET_EFAULT; | |
7069 | goto fail; | |
7070 | } | |
67867308 | 7071 | for(i = 0;i < gidsetsize; i++) |
0c866a7e | 7072 | grouplist[i] = low2highgid(tswapid(target_grouplist[i])); |
53a5960a | 7073 | unlock_user(target_grouplist, arg2, 0); |
67867308 FB |
7074 | ret = get_errno(setgroups(gidsetsize, grouplist)); |
7075 | } | |
7076 | break; | |
7077 | case TARGET_NR_fchown: | |
7078 | ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3))); | |
7079 | break; | |
ccfa72b7 TS |
7080 | #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) |
7081 | case TARGET_NR_fchownat: | |
579a97f7 FB |
7082 | if (!(p = lock_user_string(arg2))) |
7083 | goto efault; | |
7084 | ret = get_errno(sys_fchownat(arg1, p, low2highuid(arg3), low2highgid(arg4), arg5)); | |
7085 | unlock_user(p, arg2, 0); | |
ccfa72b7 TS |
7086 | break; |
7087 | #endif | |
67867308 FB |
7088 | #ifdef TARGET_NR_setresuid |
7089 | case TARGET_NR_setresuid: | |
5fafdf24 TS |
7090 | ret = get_errno(setresuid(low2highuid(arg1), |
7091 | low2highuid(arg2), | |
67867308 FB |
7092 | low2highuid(arg3))); |
7093 | break; | |
7094 | #endif | |
7095 | #ifdef TARGET_NR_getresuid | |
7096 | case TARGET_NR_getresuid: | |
7097 | { | |
53a5960a | 7098 | uid_t ruid, euid, suid; |
67867308 FB |
7099 | ret = get_errno(getresuid(&ruid, &euid, &suid)); |
7100 | if (!is_error(ret)) { | |
2f619698 FB |
7101 | if (put_user_u16(high2lowuid(ruid), arg1) |
7102 | || put_user_u16(high2lowuid(euid), arg2) | |
7103 | || put_user_u16(high2lowuid(suid), arg3)) | |
7104 | goto efault; | |
67867308 FB |
7105 | } |
7106 | } | |
7107 | break; | |
7108 | #endif | |
7109 | #ifdef TARGET_NR_getresgid | |
7110 | case TARGET_NR_setresgid: | |
5fafdf24 TS |
7111 | ret = get_errno(setresgid(low2highgid(arg1), |
7112 | low2highgid(arg2), | |
67867308 FB |
7113 | low2highgid(arg3))); |
7114 | break; | |
7115 | #endif | |
7116 | #ifdef TARGET_NR_getresgid | |
7117 | case TARGET_NR_getresgid: | |
7118 | { | |
53a5960a | 7119 | gid_t rgid, egid, sgid; |
67867308 FB |
7120 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
7121 | if (!is_error(ret)) { | |
2f619698 FB |
7122 | if (put_user_u16(high2lowgid(rgid), arg1) |
7123 | || put_user_u16(high2lowgid(egid), arg2) | |
7124 | || put_user_u16(high2lowgid(sgid), arg3)) | |
7125 | goto efault; | |
67867308 FB |
7126 | } |
7127 | } | |
7128 | break; | |
7129 | #endif | |
7130 | case TARGET_NR_chown: | |
579a97f7 FB |
7131 | if (!(p = lock_user_string(arg1))) |
7132 | goto efault; | |
53a5960a PB |
7133 | ret = get_errno(chown(p, low2highuid(arg2), low2highgid(arg3))); |
7134 | unlock_user(p, arg1, 0); | |
67867308 FB |
7135 | break; |
7136 | case TARGET_NR_setuid: | |
7137 | ret = get_errno(setuid(low2highuid(arg1))); | |
7138 | break; | |
7139 | case TARGET_NR_setgid: | |
7140 | ret = get_errno(setgid(low2highgid(arg1))); | |
7141 | break; | |
7142 | case TARGET_NR_setfsuid: | |
7143 | ret = get_errno(setfsuid(arg1)); | |
7144 | break; | |
7145 | case TARGET_NR_setfsgid: | |
7146 | ret = get_errno(setfsgid(arg1)); | |
7147 | break; | |
67867308 | 7148 | |
a315a145 | 7149 | #ifdef TARGET_NR_lchown32 |
31e31b8a | 7150 | case TARGET_NR_lchown32: |
579a97f7 FB |
7151 | if (!(p = lock_user_string(arg1))) |
7152 | goto efault; | |
53a5960a PB |
7153 | ret = get_errno(lchown(p, arg2, arg3)); |
7154 | unlock_user(p, arg1, 0); | |
b03c60f3 | 7155 | break; |
a315a145 FB |
7156 | #endif |
7157 | #ifdef TARGET_NR_getuid32 | |
31e31b8a | 7158 | case TARGET_NR_getuid32: |
b03c60f3 FB |
7159 | ret = get_errno(getuid()); |
7160 | break; | |
a315a145 | 7161 | #endif |
64b4d28c AJ |
7162 | |
7163 | #if defined(TARGET_NR_getxuid) && defined(TARGET_ALPHA) | |
7164 | /* Alpha specific */ | |
7165 | case TARGET_NR_getxuid: | |
ba0e276d RH |
7166 | { |
7167 | uid_t euid; | |
7168 | euid=geteuid(); | |
7169 | ((CPUAlphaState *)cpu_env)->ir[IR_A4]=euid; | |
7170 | } | |
64b4d28c AJ |
7171 | ret = get_errno(getuid()); |
7172 | break; | |
7173 | #endif | |
7174 | #if defined(TARGET_NR_getxgid) && defined(TARGET_ALPHA) | |
7175 | /* Alpha specific */ | |
7176 | case TARGET_NR_getxgid: | |
ba0e276d RH |
7177 | { |
7178 | uid_t egid; | |
7179 | egid=getegid(); | |
7180 | ((CPUAlphaState *)cpu_env)->ir[IR_A4]=egid; | |
7181 | } | |
64b4d28c AJ |
7182 | ret = get_errno(getgid()); |
7183 | break; | |
7184 | #endif | |
ba0e276d RH |
7185 | #if defined(TARGET_NR_osf_getsysinfo) && defined(TARGET_ALPHA) |
7186 | /* Alpha specific */ | |
7187 | case TARGET_NR_osf_getsysinfo: | |
7188 | ret = -TARGET_EOPNOTSUPP; | |
7189 | switch (arg1) { | |
7190 | case TARGET_GSI_IEEE_FP_CONTROL: | |
7191 | { | |
7192 | uint64_t swcr, fpcr = cpu_alpha_load_fpcr (cpu_env); | |
7193 | ||
7194 | /* Copied from linux ieee_fpcr_to_swcr. */ | |
7195 | swcr = (fpcr >> 35) & SWCR_STATUS_MASK; | |
7196 | swcr |= (fpcr >> 36) & SWCR_MAP_DMZ; | |
7197 | swcr |= (~fpcr >> 48) & (SWCR_TRAP_ENABLE_INV | |
7198 | | SWCR_TRAP_ENABLE_DZE | |
7199 | | SWCR_TRAP_ENABLE_OVF); | |
7200 | swcr |= (~fpcr >> 57) & (SWCR_TRAP_ENABLE_UNF | |
7201 | | SWCR_TRAP_ENABLE_INE); | |
7202 | swcr |= (fpcr >> 47) & SWCR_MAP_UMZ; | |
7203 | swcr |= (~fpcr >> 41) & SWCR_TRAP_ENABLE_DNO; | |
7204 | ||
7205 | if (put_user_u64 (swcr, arg2)) | |
7206 | goto efault; | |
7207 | ret = 0; | |
7208 | } | |
7209 | break; | |
7210 | ||
7211 | /* case GSI_IEEE_STATE_AT_SIGNAL: | |
7212 | -- Not implemented in linux kernel. | |
7213 | case GSI_UACPROC: | |
7214 | -- Retrieves current unaligned access state; not much used. | |
7215 | case GSI_PROC_TYPE: | |
7216 | -- Retrieves implver information; surely not used. | |
7217 | case GSI_GET_HWRPB: | |
7218 | -- Grabs a copy of the HWRPB; surely not used. | |
7219 | */ | |
7220 | } | |
7221 | break; | |
7222 | #endif | |
7223 | #if defined(TARGET_NR_osf_setsysinfo) && defined(TARGET_ALPHA) | |
7224 | /* Alpha specific */ | |
7225 | case TARGET_NR_osf_setsysinfo: | |
7226 | ret = -TARGET_EOPNOTSUPP; | |
7227 | switch (arg1) { | |
7228 | case TARGET_SSI_IEEE_FP_CONTROL: | |
7229 | case TARGET_SSI_IEEE_RAISE_EXCEPTION: | |
7230 | { | |
7231 | uint64_t swcr, fpcr, orig_fpcr; | |
7232 | ||
7233 | if (get_user_u64 (swcr, arg2)) | |
7234 | goto efault; | |
7235 | orig_fpcr = cpu_alpha_load_fpcr (cpu_env); | |
7236 | fpcr = orig_fpcr & FPCR_DYN_MASK; | |
7237 | ||
7238 | /* Copied from linux ieee_swcr_to_fpcr. */ | |
7239 | fpcr |= (swcr & SWCR_STATUS_MASK) << 35; | |
7240 | fpcr |= (swcr & SWCR_MAP_DMZ) << 36; | |
7241 | fpcr |= (~swcr & (SWCR_TRAP_ENABLE_INV | |
7242 | | SWCR_TRAP_ENABLE_DZE | |
7243 | | SWCR_TRAP_ENABLE_OVF)) << 48; | |
7244 | fpcr |= (~swcr & (SWCR_TRAP_ENABLE_UNF | |
7245 | | SWCR_TRAP_ENABLE_INE)) << 57; | |
7246 | fpcr |= (swcr & SWCR_MAP_UMZ ? FPCR_UNDZ | FPCR_UNFD : 0); | |
7247 | fpcr |= (~swcr & SWCR_TRAP_ENABLE_DNO) << 41; | |
7248 | ||
7249 | cpu_alpha_store_fpcr (cpu_env, fpcr); | |
7250 | ret = 0; | |
7251 | ||
7252 | if (arg1 == TARGET_SSI_IEEE_RAISE_EXCEPTION) { | |
7253 | /* Old exceptions are not signaled. */ | |
7254 | fpcr &= ~(orig_fpcr & FPCR_STATUS_MASK); | |
7255 | ||
7256 | /* If any exceptions set by this call, and are unmasked, | |
7257 | send a signal. */ | |
7258 | /* ??? FIXME */ | |
7259 | } | |
7260 | } | |
7261 | break; | |
7262 | ||
7263 | /* case SSI_NVPAIRS: | |
7264 | -- Used with SSIN_UACPROC to enable unaligned accesses. | |
7265 | case SSI_IEEE_STATE_AT_SIGNAL: | |
7266 | case SSI_IEEE_IGNORE_STATE_AT_SIGNAL: | |
7267 | -- Not implemented in linux kernel | |
7268 | */ | |
7269 | } | |
7270 | break; | |
7271 | #endif | |
7272 | #ifdef TARGET_NR_osf_sigprocmask | |
7273 | /* Alpha specific. */ | |
7274 | case TARGET_NR_osf_sigprocmask: | |
7275 | { | |
7276 | abi_ulong mask; | |
bc088ba1 | 7277 | int how; |
ba0e276d RH |
7278 | sigset_t set, oldset; |
7279 | ||
7280 | switch(arg1) { | |
7281 | case TARGET_SIG_BLOCK: | |
7282 | how = SIG_BLOCK; | |
7283 | break; | |
7284 | case TARGET_SIG_UNBLOCK: | |
7285 | how = SIG_UNBLOCK; | |
7286 | break; | |
7287 | case TARGET_SIG_SETMASK: | |
7288 | how = SIG_SETMASK; | |
7289 | break; | |
7290 | default: | |
7291 | ret = -TARGET_EINVAL; | |
7292 | goto fail; | |
7293 | } | |
7294 | mask = arg2; | |
7295 | target_to_host_old_sigset(&set, &mask); | |
bc088ba1 | 7296 | sigprocmask(how, &set, &oldset); |
ba0e276d RH |
7297 | host_to_target_old_sigset(&mask, &oldset); |
7298 | ret = mask; | |
7299 | } | |
7300 | break; | |
7301 | #endif | |
64b4d28c | 7302 | |
a315a145 | 7303 | #ifdef TARGET_NR_getgid32 |
31e31b8a | 7304 | case TARGET_NR_getgid32: |
b03c60f3 FB |
7305 | ret = get_errno(getgid()); |
7306 | break; | |
a315a145 FB |
7307 | #endif |
7308 | #ifdef TARGET_NR_geteuid32 | |
31e31b8a | 7309 | case TARGET_NR_geteuid32: |
b03c60f3 FB |
7310 | ret = get_errno(geteuid()); |
7311 | break; | |
a315a145 FB |
7312 | #endif |
7313 | #ifdef TARGET_NR_getegid32 | |
31e31b8a | 7314 | case TARGET_NR_getegid32: |
b03c60f3 FB |
7315 | ret = get_errno(getegid()); |
7316 | break; | |
a315a145 FB |
7317 | #endif |
7318 | #ifdef TARGET_NR_setreuid32 | |
31e31b8a | 7319 | case TARGET_NR_setreuid32: |
b03c60f3 FB |
7320 | ret = get_errno(setreuid(arg1, arg2)); |
7321 | break; | |
a315a145 FB |
7322 | #endif |
7323 | #ifdef TARGET_NR_setregid32 | |
31e31b8a | 7324 | case TARGET_NR_setregid32: |
b03c60f3 FB |
7325 | ret = get_errno(setregid(arg1, arg2)); |
7326 | break; | |
a315a145 FB |
7327 | #endif |
7328 | #ifdef TARGET_NR_getgroups32 | |
31e31b8a | 7329 | case TARGET_NR_getgroups32: |
99c475ab FB |
7330 | { |
7331 | int gidsetsize = arg1; | |
53a5960a | 7332 | uint32_t *target_grouplist; |
99c475ab FB |
7333 | gid_t *grouplist; |
7334 | int i; | |
7335 | ||
7336 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
7337 | ret = get_errno(getgroups(gidsetsize, grouplist)); | |
cb3bc233 AZ |
7338 | if (gidsetsize == 0) |
7339 | break; | |
99c475ab | 7340 | if (!is_error(ret)) { |
579a97f7 FB |
7341 | target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 4, 0); |
7342 | if (!target_grouplist) { | |
7343 | ret = -TARGET_EFAULT; | |
7344 | goto fail; | |
7345 | } | |
a2155fcc | 7346 | for(i = 0;i < ret; i++) |
53a5960a PB |
7347 | target_grouplist[i] = tswap32(grouplist[i]); |
7348 | unlock_user(target_grouplist, arg2, gidsetsize * 4); | |
99c475ab FB |
7349 | } |
7350 | } | |
7351 | break; | |
a315a145 FB |
7352 | #endif |
7353 | #ifdef TARGET_NR_setgroups32 | |
31e31b8a | 7354 | case TARGET_NR_setgroups32: |
99c475ab FB |
7355 | { |
7356 | int gidsetsize = arg1; | |
53a5960a | 7357 | uint32_t *target_grouplist; |
99c475ab FB |
7358 | gid_t *grouplist; |
7359 | int i; | |
3b46e624 | 7360 | |
99c475ab | 7361 | grouplist = alloca(gidsetsize * sizeof(gid_t)); |
579a97f7 FB |
7362 | target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 4, 1); |
7363 | if (!target_grouplist) { | |
7364 | ret = -TARGET_EFAULT; | |
7365 | goto fail; | |
7366 | } | |
99c475ab | 7367 | for(i = 0;i < gidsetsize; i++) |
53a5960a PB |
7368 | grouplist[i] = tswap32(target_grouplist[i]); |
7369 | unlock_user(target_grouplist, arg2, 0); | |
99c475ab FB |
7370 | ret = get_errno(setgroups(gidsetsize, grouplist)); |
7371 | } | |
7372 | break; | |
a315a145 FB |
7373 | #endif |
7374 | #ifdef TARGET_NR_fchown32 | |
31e31b8a | 7375 | case TARGET_NR_fchown32: |
b03c60f3 FB |
7376 | ret = get_errno(fchown(arg1, arg2, arg3)); |
7377 | break; | |
a315a145 FB |
7378 | #endif |
7379 | #ifdef TARGET_NR_setresuid32 | |
31e31b8a | 7380 | case TARGET_NR_setresuid32: |
b03c60f3 FB |
7381 | ret = get_errno(setresuid(arg1, arg2, arg3)); |
7382 | break; | |
a315a145 FB |
7383 | #endif |
7384 | #ifdef TARGET_NR_getresuid32 | |
31e31b8a | 7385 | case TARGET_NR_getresuid32: |
b03c60f3 | 7386 | { |
53a5960a | 7387 | uid_t ruid, euid, suid; |
b03c60f3 FB |
7388 | ret = get_errno(getresuid(&ruid, &euid, &suid)); |
7389 | if (!is_error(ret)) { | |
2f619698 FB |
7390 | if (put_user_u32(ruid, arg1) |
7391 | || put_user_u32(euid, arg2) | |
7392 | || put_user_u32(suid, arg3)) | |
7393 | goto efault; | |
b03c60f3 FB |
7394 | } |
7395 | } | |
7396 | break; | |
a315a145 FB |
7397 | #endif |
7398 | #ifdef TARGET_NR_setresgid32 | |
31e31b8a | 7399 | case TARGET_NR_setresgid32: |
b03c60f3 FB |
7400 | ret = get_errno(setresgid(arg1, arg2, arg3)); |
7401 | break; | |
a315a145 FB |
7402 | #endif |
7403 | #ifdef TARGET_NR_getresgid32 | |
31e31b8a | 7404 | case TARGET_NR_getresgid32: |
b03c60f3 | 7405 | { |
53a5960a | 7406 | gid_t rgid, egid, sgid; |
b03c60f3 FB |
7407 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
7408 | if (!is_error(ret)) { | |
2f619698 FB |
7409 | if (put_user_u32(rgid, arg1) |
7410 | || put_user_u32(egid, arg2) | |
7411 | || put_user_u32(sgid, arg3)) | |
7412 | goto efault; | |
b03c60f3 FB |
7413 | } |
7414 | } | |
7415 | break; | |
a315a145 FB |
7416 | #endif |
7417 | #ifdef TARGET_NR_chown32 | |
31e31b8a | 7418 | case TARGET_NR_chown32: |
579a97f7 FB |
7419 | if (!(p = lock_user_string(arg1))) |
7420 | goto efault; | |
53a5960a PB |
7421 | ret = get_errno(chown(p, arg2, arg3)); |
7422 | unlock_user(p, arg1, 0); | |
b03c60f3 | 7423 | break; |
a315a145 FB |
7424 | #endif |
7425 | #ifdef TARGET_NR_setuid32 | |
31e31b8a | 7426 | case TARGET_NR_setuid32: |
b03c60f3 FB |
7427 | ret = get_errno(setuid(arg1)); |
7428 | break; | |
a315a145 FB |
7429 | #endif |
7430 | #ifdef TARGET_NR_setgid32 | |
31e31b8a | 7431 | case TARGET_NR_setgid32: |
b03c60f3 FB |
7432 | ret = get_errno(setgid(arg1)); |
7433 | break; | |
a315a145 FB |
7434 | #endif |
7435 | #ifdef TARGET_NR_setfsuid32 | |
31e31b8a | 7436 | case TARGET_NR_setfsuid32: |
b03c60f3 FB |
7437 | ret = get_errno(setfsuid(arg1)); |
7438 | break; | |
a315a145 FB |
7439 | #endif |
7440 | #ifdef TARGET_NR_setfsgid32 | |
31e31b8a | 7441 | case TARGET_NR_setfsgid32: |
b03c60f3 FB |
7442 | ret = get_errno(setfsgid(arg1)); |
7443 | break; | |
a315a145 | 7444 | #endif |
67867308 | 7445 | |
31e31b8a | 7446 | case TARGET_NR_pivot_root: |
b03c60f3 | 7447 | goto unimplemented; |
ffa65c3b | 7448 | #ifdef TARGET_NR_mincore |
31e31b8a | 7449 | case TARGET_NR_mincore: |
04bb9ace AJ |
7450 | { |
7451 | void *a; | |
7452 | ret = -TARGET_EFAULT; | |
7453 | if (!(a = lock_user(VERIFY_READ, arg1,arg2, 0))) | |
7454 | goto efault; | |
7455 | if (!(p = lock_user_string(arg3))) | |
7456 | goto mincore_fail; | |
7457 | ret = get_errno(mincore(a, arg2, p)); | |
7458 | unlock_user(p, arg3, ret); | |
7459 | mincore_fail: | |
7460 | unlock_user(a, arg1, 0); | |
7461 | } | |
7462 | break; | |
ffa65c3b | 7463 | #endif |
408321b6 AJ |
7464 | #ifdef TARGET_NR_arm_fadvise64_64 |
7465 | case TARGET_NR_arm_fadvise64_64: | |
7466 | { | |
7467 | /* | |
7468 | * arm_fadvise64_64 looks like fadvise64_64 but | |
7469 | * with different argument order | |
7470 | */ | |
7471 | abi_long temp; | |
7472 | temp = arg3; | |
7473 | arg3 = arg4; | |
7474 | arg4 = temp; | |
7475 | } | |
7476 | #endif | |
e72d2cc7 | 7477 | #if defined(TARGET_NR_fadvise64_64) || defined(TARGET_NR_arm_fadvise64_64) || defined(TARGET_NR_fadvise64) |
408321b6 AJ |
7478 | #ifdef TARGET_NR_fadvise64_64 |
7479 | case TARGET_NR_fadvise64_64: | |
7480 | #endif | |
e72d2cc7 UH |
7481 | #ifdef TARGET_NR_fadvise64 |
7482 | case TARGET_NR_fadvise64: | |
7483 | #endif | |
7484 | #ifdef TARGET_S390X | |
7485 | switch (arg4) { | |
7486 | case 4: arg4 = POSIX_FADV_NOREUSE + 1; break; /* make sure it's an invalid value */ | |
7487 | case 5: arg4 = POSIX_FADV_NOREUSE + 2; break; /* ditto */ | |
7488 | case 6: arg4 = POSIX_FADV_DONTNEED; break; | |
7489 | case 7: arg4 = POSIX_FADV_NOREUSE; break; | |
7490 | default: break; | |
7491 | } | |
7492 | #endif | |
7493 | ret = -posix_fadvise(arg1, arg2, arg3, arg4); | |
408321b6 AJ |
7494 | break; |
7495 | #endif | |
ffa65c3b | 7496 | #ifdef TARGET_NR_madvise |
31e31b8a | 7497 | case TARGET_NR_madvise: |
24836689 PB |
7498 | /* A straight passthrough may not be safe because qemu sometimes |
7499 | turns private flie-backed mappings into anonymous mappings. | |
7500 | This will break MADV_DONTNEED. | |
7501 | This is a hint, so ignoring and returning success is ok. */ | |
7502 | ret = get_errno(0); | |
7503 | break; | |
ffa65c3b | 7504 | #endif |
992f48a0 | 7505 | #if TARGET_ABI_BITS == 32 |
31e31b8a | 7506 | case TARGET_NR_fcntl64: |
77e4672d | 7507 | { |
b1e341eb | 7508 | int cmd; |
77e4672d | 7509 | struct flock64 fl; |
53a5960a | 7510 | struct target_flock64 *target_fl; |
ce4defa0 | 7511 | #ifdef TARGET_ARM |
53a5960a | 7512 | struct target_eabi_flock64 *target_efl; |
ce4defa0 | 7513 | #endif |
77e4672d | 7514 | |
5f106811 APR |
7515 | cmd = target_to_host_fcntl_cmd(arg2); |
7516 | if (cmd == -TARGET_EINVAL) | |
7517 | return cmd; | |
b1e341eb | 7518 | |
60cd49d5 | 7519 | switch(arg2) { |
b1e341eb | 7520 | case TARGET_F_GETLK64: |
5813427b TS |
7521 | #ifdef TARGET_ARM |
7522 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
7523 | if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
7524 | goto efault; | |
5813427b TS |
7525 | fl.l_type = tswap16(target_efl->l_type); |
7526 | fl.l_whence = tswap16(target_efl->l_whence); | |
7527 | fl.l_start = tswap64(target_efl->l_start); | |
7528 | fl.l_len = tswap64(target_efl->l_len); | |
7e22e546 | 7529 | fl.l_pid = tswap32(target_efl->l_pid); |
5813427b TS |
7530 | unlock_user_struct(target_efl, arg3, 0); |
7531 | } else | |
7532 | #endif | |
7533 | { | |
9ee1fa2c FB |
7534 | if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
7535 | goto efault; | |
5813427b TS |
7536 | fl.l_type = tswap16(target_fl->l_type); |
7537 | fl.l_whence = tswap16(target_fl->l_whence); | |
7538 | fl.l_start = tswap64(target_fl->l_start); | |
7539 | fl.l_len = tswap64(target_fl->l_len); | |
7e22e546 | 7540 | fl.l_pid = tswap32(target_fl->l_pid); |
5813427b TS |
7541 | unlock_user_struct(target_fl, arg3, 0); |
7542 | } | |
b1e341eb | 7543 | ret = get_errno(fcntl(arg1, cmd, &fl)); |
77e4672d | 7544 | if (ret == 0) { |
ce4defa0 PB |
7545 | #ifdef TARGET_ARM |
7546 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
7547 | if (!lock_user_struct(VERIFY_WRITE, target_efl, arg3, 0)) |
7548 | goto efault; | |
ce4defa0 PB |
7549 | target_efl->l_type = tswap16(fl.l_type); |
7550 | target_efl->l_whence = tswap16(fl.l_whence); | |
7551 | target_efl->l_start = tswap64(fl.l_start); | |
7552 | target_efl->l_len = tswap64(fl.l_len); | |
7e22e546 | 7553 | target_efl->l_pid = tswap32(fl.l_pid); |
53a5960a | 7554 | unlock_user_struct(target_efl, arg3, 1); |
ce4defa0 PB |
7555 | } else |
7556 | #endif | |
7557 | { | |
9ee1fa2c FB |
7558 | if (!lock_user_struct(VERIFY_WRITE, target_fl, arg3, 0)) |
7559 | goto efault; | |
ce4defa0 PB |
7560 | target_fl->l_type = tswap16(fl.l_type); |
7561 | target_fl->l_whence = tswap16(fl.l_whence); | |
7562 | target_fl->l_start = tswap64(fl.l_start); | |
7563 | target_fl->l_len = tswap64(fl.l_len); | |
7e22e546 | 7564 | target_fl->l_pid = tswap32(fl.l_pid); |
53a5960a | 7565 | unlock_user_struct(target_fl, arg3, 1); |
ce4defa0 | 7566 | } |
77e4672d FB |
7567 | } |
7568 | break; | |
7569 | ||
b1e341eb TS |
7570 | case TARGET_F_SETLK64: |
7571 | case TARGET_F_SETLKW64: | |
ce4defa0 PB |
7572 | #ifdef TARGET_ARM |
7573 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
7574 | if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
7575 | goto efault; | |
ce4defa0 PB |
7576 | fl.l_type = tswap16(target_efl->l_type); |
7577 | fl.l_whence = tswap16(target_efl->l_whence); | |
7578 | fl.l_start = tswap64(target_efl->l_start); | |
7579 | fl.l_len = tswap64(target_efl->l_len); | |
7e22e546 | 7580 | fl.l_pid = tswap32(target_efl->l_pid); |
53a5960a | 7581 | unlock_user_struct(target_efl, arg3, 0); |
ce4defa0 PB |
7582 | } else |
7583 | #endif | |
7584 | { | |
9ee1fa2c FB |
7585 | if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
7586 | goto efault; | |
ce4defa0 PB |
7587 | fl.l_type = tswap16(target_fl->l_type); |
7588 | fl.l_whence = tswap16(target_fl->l_whence); | |
7589 | fl.l_start = tswap64(target_fl->l_start); | |
7590 | fl.l_len = tswap64(target_fl->l_len); | |
7e22e546 | 7591 | fl.l_pid = tswap32(target_fl->l_pid); |
53a5960a | 7592 | unlock_user_struct(target_fl, arg3, 0); |
ce4defa0 | 7593 | } |
b1e341eb | 7594 | ret = get_errno(fcntl(arg1, cmd, &fl)); |
77e4672d | 7595 | break; |
60cd49d5 | 7596 | default: |
5f106811 | 7597 | ret = do_fcntl(arg1, arg2, arg3); |
60cd49d5 FB |
7598 | break; |
7599 | } | |
77e4672d FB |
7600 | break; |
7601 | } | |
60cd49d5 | 7602 | #endif |
7d600c80 TS |
7603 | #ifdef TARGET_NR_cacheflush |
7604 | case TARGET_NR_cacheflush: | |
7605 | /* self-modifying code is handled automatically, so nothing needed */ | |
7606 | ret = 0; | |
7607 | break; | |
7608 | #endif | |
ebc05488 | 7609 | #ifdef TARGET_NR_security |
31e31b8a FB |
7610 | case TARGET_NR_security: |
7611 | goto unimplemented; | |
c573ff67 FB |
7612 | #endif |
7613 | #ifdef TARGET_NR_getpagesize | |
7614 | case TARGET_NR_getpagesize: | |
7615 | ret = TARGET_PAGE_SIZE; | |
7616 | break; | |
ebc05488 | 7617 | #endif |
31e31b8a FB |
7618 | case TARGET_NR_gettid: |
7619 | ret = get_errno(gettid()); | |
7620 | break; | |
e5febef5 | 7621 | #ifdef TARGET_NR_readahead |
31e31b8a | 7622 | case TARGET_NR_readahead: |
2054ac9b AJ |
7623 | #if TARGET_ABI_BITS == 32 |
7624 | #ifdef TARGET_ARM | |
7625 | if (((CPUARMState *)cpu_env)->eabi) | |
7626 | { | |
7627 | arg2 = arg3; | |
7628 | arg3 = arg4; | |
7629 | arg4 = arg5; | |
7630 | } | |
7631 | #endif | |
7632 | ret = get_errno(readahead(arg1, ((off64_t)arg3 << 32) | arg2, arg4)); | |
7633 | #else | |
7634 | ret = get_errno(readahead(arg1, arg2, arg3)); | |
7635 | #endif | |
7636 | break; | |
e5febef5 | 7637 | #endif |
ebc05488 | 7638 | #ifdef TARGET_NR_setxattr |
31e31b8a FB |
7639 | case TARGET_NR_setxattr: |
7640 | case TARGET_NR_lsetxattr: | |
7641 | case TARGET_NR_fsetxattr: | |
7642 | case TARGET_NR_getxattr: | |
7643 | case TARGET_NR_lgetxattr: | |
7644 | case TARGET_NR_fgetxattr: | |
7645 | case TARGET_NR_listxattr: | |
7646 | case TARGET_NR_llistxattr: | |
7647 | case TARGET_NR_flistxattr: | |
7648 | case TARGET_NR_removexattr: | |
7649 | case TARGET_NR_lremovexattr: | |
7650 | case TARGET_NR_fremovexattr: | |
6f932f91 AP |
7651 | ret = -TARGET_EOPNOTSUPP; |
7652 | break; | |
ebc05488 FB |
7653 | #endif |
7654 | #ifdef TARGET_NR_set_thread_area | |
5cd4393b | 7655 | case TARGET_NR_set_thread_area: |
8d18e893 | 7656 | #if defined(TARGET_MIPS) |
6f5b89a0 TS |
7657 | ((CPUMIPSState *) cpu_env)->tls_value = arg1; |
7658 | ret = 0; | |
7659 | break; | |
ef96779b EI |
7660 | #elif defined(TARGET_CRIS) |
7661 | if (arg1 & 0xff) | |
7662 | ret = -TARGET_EINVAL; | |
7663 | else { | |
7664 | ((CPUCRISState *) cpu_env)->pregs[PR_PID] = arg1; | |
7665 | ret = 0; | |
7666 | } | |
7667 | break; | |
8d18e893 FB |
7668 | #elif defined(TARGET_I386) && defined(TARGET_ABI32) |
7669 | ret = do_set_thread_area(cpu_env, arg1); | |
7670 | break; | |
6f5b89a0 TS |
7671 | #else |
7672 | goto unimplemented_nowarn; | |
7673 | #endif | |
7674 | #endif | |
7675 | #ifdef TARGET_NR_get_thread_area | |
5cd4393b | 7676 | case TARGET_NR_get_thread_area: |
8d18e893 FB |
7677 | #if defined(TARGET_I386) && defined(TARGET_ABI32) |
7678 | ret = do_get_thread_area(cpu_env, arg1); | |
7679 | #else | |
5cd4393b | 7680 | goto unimplemented_nowarn; |
48dc41eb | 7681 | #endif |
8d18e893 | 7682 | #endif |
48dc41eb FB |
7683 | #ifdef TARGET_NR_getdomainname |
7684 | case TARGET_NR_getdomainname: | |
7685 | goto unimplemented_nowarn; | |
ebc05488 | 7686 | #endif |
6f5b89a0 | 7687 | |
b5906f95 TS |
7688 | #ifdef TARGET_NR_clock_gettime |
7689 | case TARGET_NR_clock_gettime: | |
7690 | { | |
7691 | struct timespec ts; | |
7692 | ret = get_errno(clock_gettime(arg1, &ts)); | |
7693 | if (!is_error(ret)) { | |
7694 | host_to_target_timespec(arg2, &ts); | |
7695 | } | |
7696 | break; | |
7697 | } | |
7698 | #endif | |
7699 | #ifdef TARGET_NR_clock_getres | |
7700 | case TARGET_NR_clock_getres: | |
7701 | { | |
7702 | struct timespec ts; | |
7703 | ret = get_errno(clock_getres(arg1, &ts)); | |
7704 | if (!is_error(ret)) { | |
7705 | host_to_target_timespec(arg2, &ts); | |
7706 | } | |
7707 | break; | |
7708 | } | |
7709 | #endif | |
63d7651b PB |
7710 | #ifdef TARGET_NR_clock_nanosleep |
7711 | case TARGET_NR_clock_nanosleep: | |
7712 | { | |
7713 | struct timespec ts; | |
7714 | target_to_host_timespec(&ts, arg3); | |
7715 | ret = get_errno(clock_nanosleep(arg1, arg2, &ts, arg4 ? &ts : NULL)); | |
7716 | if (arg4) | |
7717 | host_to_target_timespec(arg4, &ts); | |
7718 | break; | |
7719 | } | |
7720 | #endif | |
b5906f95 | 7721 | |
6f5b89a0 TS |
7722 | #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address) |
7723 | case TARGET_NR_set_tid_address: | |
579a97f7 FB |
7724 | ret = get_errno(set_tid_address((int *)g2h(arg1))); |
7725 | break; | |
6f5b89a0 TS |
7726 | #endif |
7727 | ||
3ae43202 | 7728 | #if defined(TARGET_NR_tkill) && defined(__NR_tkill) |
4cae1d16 | 7729 | case TARGET_NR_tkill: |
4cb05961 | 7730 | ret = get_errno(sys_tkill((int)arg1, target_to_host_signal(arg2))); |
4cae1d16 TS |
7731 | break; |
7732 | #endif | |
7733 | ||
3ae43202 | 7734 | #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill) |
71455574 | 7735 | case TARGET_NR_tgkill: |
4cb05961 PB |
7736 | ret = get_errno(sys_tgkill((int)arg1, (int)arg2, |
7737 | target_to_host_signal(arg3))); | |
71455574 TS |
7738 | break; |
7739 | #endif | |
7740 | ||
4f2b1fe8 TS |
7741 | #ifdef TARGET_NR_set_robust_list |
7742 | case TARGET_NR_set_robust_list: | |
7743 | goto unimplemented_nowarn; | |
7744 | #endif | |
7745 | ||
9007f0ef TS |
7746 | #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat) |
7747 | case TARGET_NR_utimensat: | |
7748 | { | |
ebc996f3 RV |
7749 | struct timespec *tsp, ts[2]; |
7750 | if (!arg3) { | |
7751 | tsp = NULL; | |
7752 | } else { | |
7753 | target_to_host_timespec(ts, arg3); | |
7754 | target_to_host_timespec(ts+1, arg3+sizeof(struct target_timespec)); | |
7755 | tsp = ts; | |
7756 | } | |
9007f0ef | 7757 | if (!arg2) |
ebc996f3 | 7758 | ret = get_errno(sys_utimensat(arg1, NULL, tsp, arg4)); |
9007f0ef | 7759 | else { |
579a97f7 | 7760 | if (!(p = lock_user_string(arg2))) { |
0da46a6e | 7761 | ret = -TARGET_EFAULT; |
579a97f7 FB |
7762 | goto fail; |
7763 | } | |
ebc996f3 | 7764 | ret = get_errno(sys_utimensat(arg1, path(p), tsp, arg4)); |
579a97f7 | 7765 | unlock_user(p, arg2, 0); |
9007f0ef TS |
7766 | } |
7767 | } | |
7768 | break; | |
7769 | #endif | |
2f7bb878 | 7770 | #if defined(CONFIG_USE_NPTL) |
bd0c5661 PB |
7771 | case TARGET_NR_futex: |
7772 | ret = do_futex(arg1, arg2, arg3, arg4, arg5, arg6); | |
7773 | break; | |
7774 | #endif | |
dbfe4c36 | 7775 | #if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init) |
39b59763 AJ |
7776 | case TARGET_NR_inotify_init: |
7777 | ret = get_errno(sys_inotify_init()); | |
7778 | break; | |
7779 | #endif | |
a1606b0b | 7780 | #ifdef CONFIG_INOTIFY1 |
c05c7a73 RV |
7781 | #if defined(TARGET_NR_inotify_init1) && defined(__NR_inotify_init1) |
7782 | case TARGET_NR_inotify_init1: | |
7783 | ret = get_errno(sys_inotify_init1(arg1)); | |
7784 | break; | |
7785 | #endif | |
a1606b0b | 7786 | #endif |
dbfe4c36 | 7787 | #if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch) |
39b59763 AJ |
7788 | case TARGET_NR_inotify_add_watch: |
7789 | p = lock_user_string(arg2); | |
7790 | ret = get_errno(sys_inotify_add_watch(arg1, path(p), arg3)); | |
7791 | unlock_user(p, arg2, 0); | |
7792 | break; | |
7793 | #endif | |
dbfe4c36 | 7794 | #if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch) |
39b59763 AJ |
7795 | case TARGET_NR_inotify_rm_watch: |
7796 | ret = get_errno(sys_inotify_rm_watch(arg1, arg2)); | |
7797 | break; | |
7798 | #endif | |
9007f0ef | 7799 | |
8ec9cf89 | 7800 | #if defined(TARGET_NR_mq_open) && defined(__NR_mq_open) |
24e1003a AJ |
7801 | case TARGET_NR_mq_open: |
7802 | { | |
7803 | struct mq_attr posix_mq_attr; | |
7804 | ||
7805 | p = lock_user_string(arg1 - 1); | |
7806 | if (arg4 != 0) | |
7807 | copy_from_user_mq_attr (&posix_mq_attr, arg4); | |
7808 | ret = get_errno(mq_open(p, arg2, arg3, &posix_mq_attr)); | |
7809 | unlock_user (p, arg1, 0); | |
7810 | } | |
7811 | break; | |
7812 | ||
7813 | case TARGET_NR_mq_unlink: | |
7814 | p = lock_user_string(arg1 - 1); | |
7815 | ret = get_errno(mq_unlink(p)); | |
7816 | unlock_user (p, arg1, 0); | |
7817 | break; | |
7818 | ||
7819 | case TARGET_NR_mq_timedsend: | |
7820 | { | |
7821 | struct timespec ts; | |
7822 | ||
7823 | p = lock_user (VERIFY_READ, arg2, arg3, 1); | |
7824 | if (arg5 != 0) { | |
7825 | target_to_host_timespec(&ts, arg5); | |
7826 | ret = get_errno(mq_timedsend(arg1, p, arg3, arg4, &ts)); | |
7827 | host_to_target_timespec(arg5, &ts); | |
7828 | } | |
7829 | else | |
7830 | ret = get_errno(mq_send(arg1, p, arg3, arg4)); | |
7831 | unlock_user (p, arg2, arg3); | |
7832 | } | |
7833 | break; | |
7834 | ||
7835 | case TARGET_NR_mq_timedreceive: | |
7836 | { | |
7837 | struct timespec ts; | |
7838 | unsigned int prio; | |
7839 | ||
7840 | p = lock_user (VERIFY_READ, arg2, arg3, 1); | |
7841 | if (arg5 != 0) { | |
7842 | target_to_host_timespec(&ts, arg5); | |
7843 | ret = get_errno(mq_timedreceive(arg1, p, arg3, &prio, &ts)); | |
7844 | host_to_target_timespec(arg5, &ts); | |
7845 | } | |
7846 | else | |
7847 | ret = get_errno(mq_receive(arg1, p, arg3, &prio)); | |
7848 | unlock_user (p, arg2, arg3); | |
7849 | if (arg4 != 0) | |
7850 | put_user_u32(prio, arg4); | |
7851 | } | |
7852 | break; | |
7853 | ||
7854 | /* Not implemented for now... */ | |
7855 | /* case TARGET_NR_mq_notify: */ | |
7856 | /* break; */ | |
7857 | ||
7858 | case TARGET_NR_mq_getsetattr: | |
7859 | { | |
7860 | struct mq_attr posix_mq_attr_in, posix_mq_attr_out; | |
7861 | ret = 0; | |
7862 | if (arg3 != 0) { | |
7863 | ret = mq_getattr(arg1, &posix_mq_attr_out); | |
7864 | copy_to_user_mq_attr(arg3, &posix_mq_attr_out); | |
7865 | } | |
7866 | if (arg2 != 0) { | |
7867 | copy_from_user_mq_attr(&posix_mq_attr_in, arg2); | |
7868 | ret |= mq_setattr(arg1, &posix_mq_attr_in, &posix_mq_attr_out); | |
7869 | } | |
7870 | ||
7871 | } | |
7872 | break; | |
7873 | #endif | |
7874 | ||
3ce34dfb VS |
7875 | #ifdef CONFIG_SPLICE |
7876 | #ifdef TARGET_NR_tee | |
7877 | case TARGET_NR_tee: | |
7878 | { | |
7879 | ret = get_errno(tee(arg1,arg2,arg3,arg4)); | |
7880 | } | |
7881 | break; | |
7882 | #endif | |
7883 | #ifdef TARGET_NR_splice | |
7884 | case TARGET_NR_splice: | |
7885 | { | |
7886 | loff_t loff_in, loff_out; | |
7887 | loff_t *ploff_in = NULL, *ploff_out = NULL; | |
7888 | if(arg2) { | |
7889 | get_user_u64(loff_in, arg2); | |
7890 | ploff_in = &loff_in; | |
7891 | } | |
7892 | if(arg4) { | |
7893 | get_user_u64(loff_out, arg2); | |
7894 | ploff_out = &loff_out; | |
7895 | } | |
7896 | ret = get_errno(splice(arg1, ploff_in, arg3, ploff_out, arg5, arg6)); | |
7897 | } | |
7898 | break; | |
7899 | #endif | |
7900 | #ifdef TARGET_NR_vmsplice | |
7901 | case TARGET_NR_vmsplice: | |
7902 | { | |
7903 | int count = arg3; | |
7904 | struct iovec *vec; | |
7905 | ||
7906 | vec = alloca(count * sizeof(struct iovec)); | |
7907 | if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) | |
7908 | goto efault; | |
7909 | ret = get_errno(vmsplice(arg1, vec, count, arg4)); | |
7910 | unlock_iovec(vec, arg2, count, 0); | |
7911 | } | |
7912 | break; | |
7913 | #endif | |
7914 | #endif /* CONFIG_SPLICE */ | |
c2882b96 RV |
7915 | #ifdef CONFIG_EVENTFD |
7916 | #if defined(TARGET_NR_eventfd) | |
7917 | case TARGET_NR_eventfd: | |
7918 | ret = get_errno(eventfd(arg1, 0)); | |
7919 | break; | |
7920 | #endif | |
7921 | #if defined(TARGET_NR_eventfd2) | |
7922 | case TARGET_NR_eventfd2: | |
7923 | ret = get_errno(eventfd(arg1, arg2)); | |
7924 | break; | |
7925 | #endif | |
7926 | #endif /* CONFIG_EVENTFD */ | |
d0927938 UH |
7927 | #if defined(CONFIG_FALLOCATE) && defined(TARGET_NR_fallocate) |
7928 | case TARGET_NR_fallocate: | |
7929 | ret = get_errno(fallocate(arg1, arg2, arg3, arg4)); | |
7930 | break; | |
c727f47d PM |
7931 | #endif |
7932 | #if defined(CONFIG_SYNC_FILE_RANGE) | |
7933 | #if defined(TARGET_NR_sync_file_range) | |
7934 | case TARGET_NR_sync_file_range: | |
7935 | #if TARGET_ABI_BITS == 32 | |
bfcedc57 RV |
7936 | #if defined(TARGET_MIPS) |
7937 | ret = get_errno(sync_file_range(arg1, target_offset64(arg3, arg4), | |
7938 | target_offset64(arg5, arg6), arg7)); | |
7939 | #else | |
c727f47d PM |
7940 | ret = get_errno(sync_file_range(arg1, target_offset64(arg2, arg3), |
7941 | target_offset64(arg4, arg5), arg6)); | |
bfcedc57 | 7942 | #endif /* !TARGET_MIPS */ |
c727f47d PM |
7943 | #else |
7944 | ret = get_errno(sync_file_range(arg1, arg2, arg3, arg4)); | |
7945 | #endif | |
7946 | break; | |
7947 | #endif | |
7948 | #if defined(TARGET_NR_sync_file_range2) | |
7949 | case TARGET_NR_sync_file_range2: | |
7950 | /* This is like sync_file_range but the arguments are reordered */ | |
7951 | #if TARGET_ABI_BITS == 32 | |
7952 | ret = get_errno(sync_file_range(arg1, target_offset64(arg3, arg4), | |
7953 | target_offset64(arg5, arg6), arg2)); | |
7954 | #else | |
7955 | ret = get_errno(sync_file_range(arg1, arg3, arg4, arg2)); | |
7956 | #endif | |
7957 | break; | |
7958 | #endif | |
3b6edd16 PM |
7959 | #endif |
7960 | #if defined(CONFIG_EPOLL) | |
7961 | #if defined(TARGET_NR_epoll_create) | |
7962 | case TARGET_NR_epoll_create: | |
7963 | ret = get_errno(epoll_create(arg1)); | |
7964 | break; | |
7965 | #endif | |
7966 | #if defined(TARGET_NR_epoll_create1) && defined(CONFIG_EPOLL_CREATE1) | |
7967 | case TARGET_NR_epoll_create1: | |
7968 | ret = get_errno(epoll_create1(arg1)); | |
7969 | break; | |
7970 | #endif | |
7971 | #if defined(TARGET_NR_epoll_ctl) | |
7972 | case TARGET_NR_epoll_ctl: | |
7973 | { | |
7974 | struct epoll_event ep; | |
7975 | struct epoll_event *epp = 0; | |
7976 | if (arg4) { | |
7977 | struct target_epoll_event *target_ep; | |
7978 | if (!lock_user_struct(VERIFY_READ, target_ep, arg4, 1)) { | |
7979 | goto efault; | |
7980 | } | |
7981 | ep.events = tswap32(target_ep->events); | |
7982 | /* The epoll_data_t union is just opaque data to the kernel, | |
7983 | * so we transfer all 64 bits across and need not worry what | |
7984 | * actual data type it is. | |
7985 | */ | |
7986 | ep.data.u64 = tswap64(target_ep->data.u64); | |
7987 | unlock_user_struct(target_ep, arg4, 0); | |
7988 | epp = &ep; | |
7989 | } | |
7990 | ret = get_errno(epoll_ctl(arg1, arg2, arg3, epp)); | |
7991 | break; | |
7992 | } | |
7993 | #endif | |
7994 | ||
7995 | #if defined(TARGET_NR_epoll_pwait) && defined(CONFIG_EPOLL_PWAIT) | |
7996 | #define IMPLEMENT_EPOLL_PWAIT | |
7997 | #endif | |
7998 | #if defined(TARGET_NR_epoll_wait) || defined(IMPLEMENT_EPOLL_PWAIT) | |
7999 | #if defined(TARGET_NR_epoll_wait) | |
8000 | case TARGET_NR_epoll_wait: | |
8001 | #endif | |
8002 | #if defined(IMPLEMENT_EPOLL_PWAIT) | |
8003 | case TARGET_NR_epoll_pwait: | |
8004 | #endif | |
8005 | { | |
8006 | struct target_epoll_event *target_ep; | |
8007 | struct epoll_event *ep; | |
8008 | int epfd = arg1; | |
8009 | int maxevents = arg3; | |
8010 | int timeout = arg4; | |
8011 | ||
8012 | target_ep = lock_user(VERIFY_WRITE, arg2, | |
8013 | maxevents * sizeof(struct target_epoll_event), 1); | |
8014 | if (!target_ep) { | |
8015 | goto efault; | |
8016 | } | |
8017 | ||
8018 | ep = alloca(maxevents * sizeof(struct epoll_event)); | |
8019 | ||
8020 | switch (num) { | |
8021 | #if defined(IMPLEMENT_EPOLL_PWAIT) | |
8022 | case TARGET_NR_epoll_pwait: | |
8023 | { | |
8024 | target_sigset_t *target_set; | |
8025 | sigset_t _set, *set = &_set; | |
8026 | ||
8027 | if (arg5) { | |
8028 | target_set = lock_user(VERIFY_READ, arg5, | |
8029 | sizeof(target_sigset_t), 1); | |
8030 | if (!target_set) { | |
8031 | unlock_user(target_ep, arg2, 0); | |
8032 | goto efault; | |
8033 | } | |
8034 | target_to_host_sigset(set, target_set); | |
8035 | unlock_user(target_set, arg5, 0); | |
8036 | } else { | |
8037 | set = NULL; | |
8038 | } | |
8039 | ||
8040 | ret = get_errno(epoll_pwait(epfd, ep, maxevents, timeout, set)); | |
8041 | break; | |
8042 | } | |
8043 | #endif | |
8044 | #if defined(TARGET_NR_epoll_wait) | |
8045 | case TARGET_NR_epoll_wait: | |
8046 | ret = get_errno(epoll_wait(epfd, ep, maxevents, timeout)); | |
8047 | break; | |
8048 | #endif | |
8049 | default: | |
8050 | ret = -TARGET_ENOSYS; | |
8051 | } | |
8052 | if (!is_error(ret)) { | |
8053 | int i; | |
8054 | for (i = 0; i < ret; i++) { | |
8055 | target_ep[i].events = tswap32(ep[i].events); | |
8056 | target_ep[i].data.u64 = tswap64(ep[i].data.u64); | |
8057 | } | |
8058 | } | |
8059 | unlock_user(target_ep, arg2, ret * sizeof(struct target_epoll_event)); | |
8060 | break; | |
8061 | } | |
8062 | #endif | |
163a05a8 PM |
8063 | #endif |
8064 | #ifdef TARGET_NR_prlimit64 | |
8065 | case TARGET_NR_prlimit64: | |
8066 | { | |
8067 | /* args: pid, resource number, ptr to new rlimit, ptr to old rlimit */ | |
8068 | struct target_rlimit64 *target_rnew, *target_rold; | |
8069 | struct host_rlimit64 rnew, rold, *rnewp = 0; | |
8070 | if (arg3) { | |
8071 | if (!lock_user_struct(VERIFY_READ, target_rnew, arg3, 1)) { | |
8072 | goto efault; | |
8073 | } | |
8074 | rnew.rlim_cur = tswap64(target_rnew->rlim_cur); | |
8075 | rnew.rlim_max = tswap64(target_rnew->rlim_max); | |
8076 | unlock_user_struct(target_rnew, arg3, 0); | |
8077 | rnewp = &rnew; | |
8078 | } | |
8079 | ||
8080 | ret = get_errno(sys_prlimit64(arg1, arg2, rnewp, arg4 ? &rold : 0)); | |
8081 | if (!is_error(ret) && arg4) { | |
8082 | if (!lock_user_struct(VERIFY_WRITE, target_rold, arg4, 1)) { | |
8083 | goto efault; | |
8084 | } | |
8085 | target_rold->rlim_cur = tswap64(rold.rlim_cur); | |
8086 | target_rold->rlim_max = tswap64(rold.rlim_max); | |
8087 | unlock_user_struct(target_rold, arg4, 1); | |
8088 | } | |
8089 | break; | |
8090 | } | |
d0927938 | 8091 | #endif |
31e31b8a FB |
8092 | default: |
8093 | unimplemented: | |
5cd4393b | 8094 | gemu_log("qemu: Unsupported syscall: %d\n", num); |
4f2b1fe8 | 8095 | #if defined(TARGET_NR_setxattr) || defined(TARGET_NR_get_thread_area) || defined(TARGET_NR_getdomainname) || defined(TARGET_NR_set_robust_list) |
5cd4393b | 8096 | unimplemented_nowarn: |
80a9d035 | 8097 | #endif |
0da46a6e | 8098 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
8099 | break; |
8100 | } | |
579a97f7 | 8101 | fail: |
c573ff67 | 8102 | #ifdef DEBUG |
0bf9e31a | 8103 | gemu_log(" = " TARGET_ABI_FMT_ld "\n", ret); |
c573ff67 | 8104 | #endif |
b92c47c1 TS |
8105 | if(do_strace) |
8106 | print_syscall_ret(num, ret); | |
31e31b8a | 8107 | return ret; |
579a97f7 FB |
8108 | efault: |
8109 | ret = -TARGET_EFAULT; | |
8110 | goto fail; | |
31e31b8a | 8111 | } |