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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 | |
48e515d4 RV |
583 | /* ARM EABI and MIPS expect 64bit types aligned even on pairs or registers */ |
584 | #ifdef TARGET_ARM | |
585 | static inline int regpairs_aligned(void *cpu_env) { | |
586 | return ((((CPUARMState *)cpu_env)->eabi) == 1) ; | |
587 | } | |
588 | #elif defined(TARGET_MIPS) | |
589 | static inline int regpairs_aligned(void *cpu_env) { return 1; } | |
590 | #else | |
591 | static inline int regpairs_aligned(void *cpu_env) { return 0; } | |
592 | #endif | |
593 | ||
b92c47c1 TS |
594 | #define ERRNO_TABLE_SIZE 1200 |
595 | ||
596 | /* target_to_host_errno_table[] is initialized from | |
597 | * host_to_target_errno_table[] in syscall_init(). */ | |
598 | static uint16_t target_to_host_errno_table[ERRNO_TABLE_SIZE] = { | |
599 | }; | |
600 | ||
637947f1 | 601 | /* |
fe8f096b | 602 | * This list is the union of errno values overridden in asm-<arch>/errno.h |
637947f1 TS |
603 | * minus the errnos that are not actually generic to all archs. |
604 | */ | |
b92c47c1 | 605 | static uint16_t host_to_target_errno_table[ERRNO_TABLE_SIZE] = { |
637947f1 TS |
606 | [EIDRM] = TARGET_EIDRM, |
607 | [ECHRNG] = TARGET_ECHRNG, | |
608 | [EL2NSYNC] = TARGET_EL2NSYNC, | |
609 | [EL3HLT] = TARGET_EL3HLT, | |
610 | [EL3RST] = TARGET_EL3RST, | |
611 | [ELNRNG] = TARGET_ELNRNG, | |
612 | [EUNATCH] = TARGET_EUNATCH, | |
613 | [ENOCSI] = TARGET_ENOCSI, | |
614 | [EL2HLT] = TARGET_EL2HLT, | |
615 | [EDEADLK] = TARGET_EDEADLK, | |
616 | [ENOLCK] = TARGET_ENOLCK, | |
617 | [EBADE] = TARGET_EBADE, | |
618 | [EBADR] = TARGET_EBADR, | |
619 | [EXFULL] = TARGET_EXFULL, | |
620 | [ENOANO] = TARGET_ENOANO, | |
621 | [EBADRQC] = TARGET_EBADRQC, | |
622 | [EBADSLT] = TARGET_EBADSLT, | |
623 | [EBFONT] = TARGET_EBFONT, | |
624 | [ENOSTR] = TARGET_ENOSTR, | |
625 | [ENODATA] = TARGET_ENODATA, | |
626 | [ETIME] = TARGET_ETIME, | |
627 | [ENOSR] = TARGET_ENOSR, | |
628 | [ENONET] = TARGET_ENONET, | |
629 | [ENOPKG] = TARGET_ENOPKG, | |
630 | [EREMOTE] = TARGET_EREMOTE, | |
631 | [ENOLINK] = TARGET_ENOLINK, | |
632 | [EADV] = TARGET_EADV, | |
633 | [ESRMNT] = TARGET_ESRMNT, | |
634 | [ECOMM] = TARGET_ECOMM, | |
635 | [EPROTO] = TARGET_EPROTO, | |
636 | [EDOTDOT] = TARGET_EDOTDOT, | |
637 | [EMULTIHOP] = TARGET_EMULTIHOP, | |
638 | [EBADMSG] = TARGET_EBADMSG, | |
639 | [ENAMETOOLONG] = TARGET_ENAMETOOLONG, | |
640 | [EOVERFLOW] = TARGET_EOVERFLOW, | |
641 | [ENOTUNIQ] = TARGET_ENOTUNIQ, | |
642 | [EBADFD] = TARGET_EBADFD, | |
643 | [EREMCHG] = TARGET_EREMCHG, | |
644 | [ELIBACC] = TARGET_ELIBACC, | |
645 | [ELIBBAD] = TARGET_ELIBBAD, | |
646 | [ELIBSCN] = TARGET_ELIBSCN, | |
647 | [ELIBMAX] = TARGET_ELIBMAX, | |
648 | [ELIBEXEC] = TARGET_ELIBEXEC, | |
649 | [EILSEQ] = TARGET_EILSEQ, | |
650 | [ENOSYS] = TARGET_ENOSYS, | |
651 | [ELOOP] = TARGET_ELOOP, | |
652 | [ERESTART] = TARGET_ERESTART, | |
653 | [ESTRPIPE] = TARGET_ESTRPIPE, | |
654 | [ENOTEMPTY] = TARGET_ENOTEMPTY, | |
655 | [EUSERS] = TARGET_EUSERS, | |
656 | [ENOTSOCK] = TARGET_ENOTSOCK, | |
657 | [EDESTADDRREQ] = TARGET_EDESTADDRREQ, | |
658 | [EMSGSIZE] = TARGET_EMSGSIZE, | |
659 | [EPROTOTYPE] = TARGET_EPROTOTYPE, | |
660 | [ENOPROTOOPT] = TARGET_ENOPROTOOPT, | |
661 | [EPROTONOSUPPORT] = TARGET_EPROTONOSUPPORT, | |
662 | [ESOCKTNOSUPPORT] = TARGET_ESOCKTNOSUPPORT, | |
663 | [EOPNOTSUPP] = TARGET_EOPNOTSUPP, | |
664 | [EPFNOSUPPORT] = TARGET_EPFNOSUPPORT, | |
665 | [EAFNOSUPPORT] = TARGET_EAFNOSUPPORT, | |
666 | [EADDRINUSE] = TARGET_EADDRINUSE, | |
667 | [EADDRNOTAVAIL] = TARGET_EADDRNOTAVAIL, | |
668 | [ENETDOWN] = TARGET_ENETDOWN, | |
669 | [ENETUNREACH] = TARGET_ENETUNREACH, | |
670 | [ENETRESET] = TARGET_ENETRESET, | |
671 | [ECONNABORTED] = TARGET_ECONNABORTED, | |
672 | [ECONNRESET] = TARGET_ECONNRESET, | |
673 | [ENOBUFS] = TARGET_ENOBUFS, | |
674 | [EISCONN] = TARGET_EISCONN, | |
675 | [ENOTCONN] = TARGET_ENOTCONN, | |
676 | [EUCLEAN] = TARGET_EUCLEAN, | |
677 | [ENOTNAM] = TARGET_ENOTNAM, | |
678 | [ENAVAIL] = TARGET_ENAVAIL, | |
679 | [EISNAM] = TARGET_EISNAM, | |
680 | [EREMOTEIO] = TARGET_EREMOTEIO, | |
681 | [ESHUTDOWN] = TARGET_ESHUTDOWN, | |
682 | [ETOOMANYREFS] = TARGET_ETOOMANYREFS, | |
683 | [ETIMEDOUT] = TARGET_ETIMEDOUT, | |
684 | [ECONNREFUSED] = TARGET_ECONNREFUSED, | |
685 | [EHOSTDOWN] = TARGET_EHOSTDOWN, | |
686 | [EHOSTUNREACH] = TARGET_EHOSTUNREACH, | |
687 | [EALREADY] = TARGET_EALREADY, | |
688 | [EINPROGRESS] = TARGET_EINPROGRESS, | |
689 | [ESTALE] = TARGET_ESTALE, | |
690 | [ECANCELED] = TARGET_ECANCELED, | |
691 | [ENOMEDIUM] = TARGET_ENOMEDIUM, | |
692 | [EMEDIUMTYPE] = TARGET_EMEDIUMTYPE, | |
b7fe5db7 | 693 | #ifdef ENOKEY |
637947f1 | 694 | [ENOKEY] = TARGET_ENOKEY, |
b7fe5db7 TS |
695 | #endif |
696 | #ifdef EKEYEXPIRED | |
637947f1 | 697 | [EKEYEXPIRED] = TARGET_EKEYEXPIRED, |
b7fe5db7 TS |
698 | #endif |
699 | #ifdef EKEYREVOKED | |
637947f1 | 700 | [EKEYREVOKED] = TARGET_EKEYREVOKED, |
b7fe5db7 TS |
701 | #endif |
702 | #ifdef EKEYREJECTED | |
637947f1 | 703 | [EKEYREJECTED] = TARGET_EKEYREJECTED, |
b7fe5db7 TS |
704 | #endif |
705 | #ifdef EOWNERDEAD | |
637947f1 | 706 | [EOWNERDEAD] = TARGET_EOWNERDEAD, |
b7fe5db7 TS |
707 | #endif |
708 | #ifdef ENOTRECOVERABLE | |
637947f1 | 709 | [ENOTRECOVERABLE] = TARGET_ENOTRECOVERABLE, |
b7fe5db7 | 710 | #endif |
b92c47c1 | 711 | }; |
637947f1 TS |
712 | |
713 | static inline int host_to_target_errno(int err) | |
714 | { | |
715 | if(host_to_target_errno_table[err]) | |
716 | return host_to_target_errno_table[err]; | |
717 | return err; | |
718 | } | |
719 | ||
b92c47c1 TS |
720 | static inline int target_to_host_errno(int err) |
721 | { | |
722 | if (target_to_host_errno_table[err]) | |
723 | return target_to_host_errno_table[err]; | |
724 | return err; | |
725 | } | |
726 | ||
992f48a0 | 727 | static inline abi_long get_errno(abi_long ret) |
31e31b8a FB |
728 | { |
729 | if (ret == -1) | |
637947f1 | 730 | return -host_to_target_errno(errno); |
31e31b8a FB |
731 | else |
732 | return ret; | |
733 | } | |
734 | ||
992f48a0 | 735 | static inline int is_error(abi_long ret) |
31e31b8a | 736 | { |
992f48a0 | 737 | return (abi_ulong)ret >= (abi_ulong)(-4096); |
31e31b8a FB |
738 | } |
739 | ||
b92c47c1 TS |
740 | char *target_strerror(int err) |
741 | { | |
742 | return strerror(target_to_host_errno(err)); | |
743 | } | |
744 | ||
992f48a0 BS |
745 | static abi_ulong target_brk; |
746 | static abi_ulong target_original_brk; | |
4d1de87c | 747 | static abi_ulong brk_page; |
31e31b8a | 748 | |
992f48a0 | 749 | void target_set_brk(abi_ulong new_brk) |
31e31b8a | 750 | { |
4c1de73d | 751 | target_original_brk = target_brk = HOST_PAGE_ALIGN(new_brk); |
4d1de87c | 752 | brk_page = HOST_PAGE_ALIGN(target_brk); |
31e31b8a FB |
753 | } |
754 | ||
4d1de87c | 755 | //#define DEBUGF_BRK(message, args...) do { fprintf(stderr, (message), ## args); } while (0) |
756 | #define DEBUGF_BRK(message, args...) | |
757 | ||
0da46a6e | 758 | /* do_brk() must return target values and target errnos. */ |
992f48a0 | 759 | abi_long do_brk(abi_ulong new_brk) |
31e31b8a | 760 | { |
992f48a0 | 761 | abi_long mapped_addr; |
31e31b8a FB |
762 | int new_alloc_size; |
763 | ||
4d1de87c | 764 | DEBUGF_BRK("do_brk(%#010x) -> ", new_brk); |
765 | ||
766 | if (!new_brk) { | |
767 | DEBUGF_BRK("%#010x (!new_brk)\n", target_brk); | |
53a5960a | 768 | return target_brk; |
4d1de87c | 769 | } |
770 | if (new_brk < target_original_brk) { | |
771 | DEBUGF_BRK("%#010x (new_brk < target_original_brk)\n", target_brk); | |
7ab240ad | 772 | return target_brk; |
4d1de87c | 773 | } |
3b46e624 | 774 | |
4d1de87c | 775 | /* If the new brk is less than the highest page reserved to the |
776 | * target heap allocation, set it and we're almost done... */ | |
777 | if (new_brk <= brk_page) { | |
778 | /* Heap contents are initialized to zero, as for anonymous | |
779 | * mapped pages. */ | |
780 | if (new_brk > target_brk) { | |
781 | memset(g2h(target_brk), 0, new_brk - target_brk); | |
782 | } | |
31e31b8a | 783 | target_brk = new_brk; |
4d1de87c | 784 | DEBUGF_BRK("%#010x (new_brk <= brk_page)\n", target_brk); |
53a5960a | 785 | return target_brk; |
31e31b8a FB |
786 | } |
787 | ||
00faf08c PM |
788 | /* We need to allocate more memory after the brk... Note that |
789 | * we don't use MAP_FIXED because that will map over the top of | |
790 | * any existing mapping (like the one with the host libc or qemu | |
791 | * itself); instead we treat "mapped but at wrong address" as | |
792 | * a failure and unmap again. | |
793 | */ | |
4d1de87c | 794 | new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page); |
5fafdf24 | 795 | mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size, |
54936004 | 796 | PROT_READ|PROT_WRITE, |
00faf08c PM |
797 | MAP_ANON|MAP_PRIVATE, 0, 0)); |
798 | ||
799 | if (mapped_addr == brk_page) { | |
800 | target_brk = new_brk; | |
4d1de87c | 801 | brk_page = HOST_PAGE_ALIGN(target_brk); |
802 | DEBUGF_BRK("%#010x (mapped_addr == brk_page)\n", target_brk); | |
00faf08c PM |
803 | return target_brk; |
804 | } else if (mapped_addr != -1) { | |
805 | /* Mapped but at wrong address, meaning there wasn't actually | |
806 | * enough space for this brk. | |
807 | */ | |
808 | target_munmap(mapped_addr, new_alloc_size); | |
809 | mapped_addr = -1; | |
4d1de87c | 810 | DEBUGF_BRK("%#010x (mapped_addr != -1)\n", target_brk); |
811 | } | |
812 | else { | |
813 | DEBUGF_BRK("%#010x (otherwise)\n", target_brk); | |
00faf08c | 814 | } |
7ab240ad | 815 | |
7dd46c02 RH |
816 | #if defined(TARGET_ALPHA) |
817 | /* We (partially) emulate OSF/1 on Alpha, which requires we | |
818 | return a proper errno, not an unchanged brk value. */ | |
00faf08c | 819 | return -TARGET_ENOMEM; |
7dd46c02 | 820 | #endif |
00faf08c | 821 | /* For everything else, return the previous break. */ |
7ab240ad | 822 | return target_brk; |
31e31b8a FB |
823 | } |
824 | ||
26edcf41 TS |
825 | static inline abi_long copy_from_user_fdset(fd_set *fds, |
826 | abi_ulong target_fds_addr, | |
827 | int n) | |
31e31b8a | 828 | { |
26edcf41 TS |
829 | int i, nw, j, k; |
830 | abi_ulong b, *target_fds; | |
831 | ||
832 | nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS; | |
833 | if (!(target_fds = lock_user(VERIFY_READ, | |
834 | target_fds_addr, | |
835 | sizeof(abi_ulong) * nw, | |
836 | 1))) | |
837 | return -TARGET_EFAULT; | |
838 | ||
839 | FD_ZERO(fds); | |
840 | k = 0; | |
841 | for (i = 0; i < nw; i++) { | |
842 | /* grab the abi_ulong */ | |
843 | __get_user(b, &target_fds[i]); | |
844 | for (j = 0; j < TARGET_ABI_BITS; j++) { | |
845 | /* check the bit inside the abi_ulong */ | |
846 | if ((b >> j) & 1) | |
847 | FD_SET(k, fds); | |
848 | k++; | |
31e31b8a | 849 | } |
31e31b8a | 850 | } |
26edcf41 TS |
851 | |
852 | unlock_user(target_fds, target_fds_addr, 0); | |
853 | ||
854 | return 0; | |
31e31b8a FB |
855 | } |
856 | ||
055e0906 MF |
857 | static inline abi_ulong copy_from_user_fdset_ptr(fd_set *fds, fd_set **fds_ptr, |
858 | abi_ulong target_fds_addr, | |
859 | int n) | |
860 | { | |
861 | if (target_fds_addr) { | |
862 | if (copy_from_user_fdset(fds, target_fds_addr, n)) | |
863 | return -TARGET_EFAULT; | |
864 | *fds_ptr = fds; | |
865 | } else { | |
866 | *fds_ptr = NULL; | |
867 | } | |
868 | return 0; | |
869 | } | |
870 | ||
26edcf41 TS |
871 | static inline abi_long copy_to_user_fdset(abi_ulong target_fds_addr, |
872 | const fd_set *fds, | |
873 | int n) | |
31e31b8a | 874 | { |
31e31b8a | 875 | int i, nw, j, k; |
992f48a0 | 876 | abi_long v; |
26edcf41 | 877 | abi_ulong *target_fds; |
31e31b8a | 878 | |
26edcf41 TS |
879 | nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS; |
880 | if (!(target_fds = lock_user(VERIFY_WRITE, | |
881 | target_fds_addr, | |
882 | sizeof(abi_ulong) * nw, | |
883 | 0))) | |
884 | return -TARGET_EFAULT; | |
885 | ||
886 | k = 0; | |
887 | for (i = 0; i < nw; i++) { | |
888 | v = 0; | |
889 | for (j = 0; j < TARGET_ABI_BITS; j++) { | |
890 | v |= ((FD_ISSET(k, fds) != 0) << j); | |
891 | k++; | |
31e31b8a | 892 | } |
26edcf41 | 893 | __put_user(v, &target_fds[i]); |
31e31b8a | 894 | } |
26edcf41 TS |
895 | |
896 | unlock_user(target_fds, target_fds_addr, sizeof(abi_ulong) * nw); | |
897 | ||
898 | return 0; | |
31e31b8a FB |
899 | } |
900 | ||
c596ed17 FB |
901 | #if defined(__alpha__) |
902 | #define HOST_HZ 1024 | |
903 | #else | |
904 | #define HOST_HZ 100 | |
905 | #endif | |
906 | ||
992f48a0 | 907 | static inline abi_long host_to_target_clock_t(long ticks) |
c596ed17 FB |
908 | { |
909 | #if HOST_HZ == TARGET_HZ | |
910 | return ticks; | |
911 | #else | |
912 | return ((int64_t)ticks * TARGET_HZ) / HOST_HZ; | |
913 | #endif | |
914 | } | |
915 | ||
579a97f7 FB |
916 | static inline abi_long host_to_target_rusage(abi_ulong target_addr, |
917 | const struct rusage *rusage) | |
b409186b | 918 | { |
53a5960a PB |
919 | struct target_rusage *target_rusage; |
920 | ||
579a97f7 FB |
921 | if (!lock_user_struct(VERIFY_WRITE, target_rusage, target_addr, 0)) |
922 | return -TARGET_EFAULT; | |
b409186b FB |
923 | target_rusage->ru_utime.tv_sec = tswapl(rusage->ru_utime.tv_sec); |
924 | target_rusage->ru_utime.tv_usec = tswapl(rusage->ru_utime.tv_usec); | |
925 | target_rusage->ru_stime.tv_sec = tswapl(rusage->ru_stime.tv_sec); | |
926 | target_rusage->ru_stime.tv_usec = tswapl(rusage->ru_stime.tv_usec); | |
927 | target_rusage->ru_maxrss = tswapl(rusage->ru_maxrss); | |
928 | target_rusage->ru_ixrss = tswapl(rusage->ru_ixrss); | |
929 | target_rusage->ru_idrss = tswapl(rusage->ru_idrss); | |
930 | target_rusage->ru_isrss = tswapl(rusage->ru_isrss); | |
931 | target_rusage->ru_minflt = tswapl(rusage->ru_minflt); | |
932 | target_rusage->ru_majflt = tswapl(rusage->ru_majflt); | |
933 | target_rusage->ru_nswap = tswapl(rusage->ru_nswap); | |
934 | target_rusage->ru_inblock = tswapl(rusage->ru_inblock); | |
935 | target_rusage->ru_oublock = tswapl(rusage->ru_oublock); | |
936 | target_rusage->ru_msgsnd = tswapl(rusage->ru_msgsnd); | |
937 | target_rusage->ru_msgrcv = tswapl(rusage->ru_msgrcv); | |
938 | target_rusage->ru_nsignals = tswapl(rusage->ru_nsignals); | |
939 | target_rusage->ru_nvcsw = tswapl(rusage->ru_nvcsw); | |
940 | target_rusage->ru_nivcsw = tswapl(rusage->ru_nivcsw); | |
53a5960a | 941 | unlock_user_struct(target_rusage, target_addr, 1); |
579a97f7 FB |
942 | |
943 | return 0; | |
b409186b FB |
944 | } |
945 | ||
81bbe906 | 946 | static inline rlim_t target_to_host_rlim(target_ulong target_rlim) |
947 | { | |
95b33b2f WT |
948 | target_ulong target_rlim_swap; |
949 | rlim_t result; | |
950 | ||
951 | target_rlim_swap = tswapl(target_rlim); | |
952 | if (target_rlim_swap == TARGET_RLIM_INFINITY || target_rlim_swap != (rlim_t)target_rlim_swap) | |
953 | result = RLIM_INFINITY; | |
81bbe906 | 954 | else |
95b33b2f WT |
955 | result = target_rlim_swap; |
956 | ||
957 | return result; | |
81bbe906 | 958 | } |
959 | ||
960 | static inline target_ulong host_to_target_rlim(rlim_t rlim) | |
961 | { | |
95b33b2f WT |
962 | target_ulong target_rlim_swap; |
963 | target_ulong result; | |
964 | ||
81bbe906 | 965 | if (rlim == RLIM_INFINITY || rlim != (target_long)rlim) |
95b33b2f | 966 | target_rlim_swap = TARGET_RLIM_INFINITY; |
81bbe906 | 967 | else |
95b33b2f WT |
968 | target_rlim_swap = rlim; |
969 | result = tswapl(target_rlim_swap); | |
970 | ||
971 | return result; | |
81bbe906 | 972 | } |
973 | ||
e22b7015 WT |
974 | static inline int target_to_host_resource(int code) |
975 | { | |
976 | switch (code) { | |
977 | case TARGET_RLIMIT_AS: | |
978 | return RLIMIT_AS; | |
979 | case TARGET_RLIMIT_CORE: | |
980 | return RLIMIT_CORE; | |
981 | case TARGET_RLIMIT_CPU: | |
982 | return RLIMIT_CPU; | |
983 | case TARGET_RLIMIT_DATA: | |
984 | return RLIMIT_DATA; | |
985 | case TARGET_RLIMIT_FSIZE: | |
986 | return RLIMIT_FSIZE; | |
987 | case TARGET_RLIMIT_LOCKS: | |
988 | return RLIMIT_LOCKS; | |
989 | case TARGET_RLIMIT_MEMLOCK: | |
990 | return RLIMIT_MEMLOCK; | |
991 | case TARGET_RLIMIT_MSGQUEUE: | |
992 | return RLIMIT_MSGQUEUE; | |
993 | case TARGET_RLIMIT_NICE: | |
994 | return RLIMIT_NICE; | |
995 | case TARGET_RLIMIT_NOFILE: | |
996 | return RLIMIT_NOFILE; | |
997 | case TARGET_RLIMIT_NPROC: | |
998 | return RLIMIT_NPROC; | |
999 | case TARGET_RLIMIT_RSS: | |
1000 | return RLIMIT_RSS; | |
1001 | case TARGET_RLIMIT_RTPRIO: | |
1002 | return RLIMIT_RTPRIO; | |
1003 | case TARGET_RLIMIT_SIGPENDING: | |
1004 | return RLIMIT_SIGPENDING; | |
1005 | case TARGET_RLIMIT_STACK: | |
1006 | return RLIMIT_STACK; | |
1007 | default: | |
1008 | return code; | |
1009 | } | |
1010 | } | |
1011 | ||
788f5ec4 TS |
1012 | static inline abi_long copy_from_user_timeval(struct timeval *tv, |
1013 | abi_ulong target_tv_addr) | |
31e31b8a | 1014 | { |
53a5960a PB |
1015 | struct target_timeval *target_tv; |
1016 | ||
788f5ec4 | 1017 | if (!lock_user_struct(VERIFY_READ, target_tv, target_tv_addr, 1)) |
579a97f7 | 1018 | return -TARGET_EFAULT; |
788f5ec4 TS |
1019 | |
1020 | __get_user(tv->tv_sec, &target_tv->tv_sec); | |
1021 | __get_user(tv->tv_usec, &target_tv->tv_usec); | |
1022 | ||
1023 | unlock_user_struct(target_tv, target_tv_addr, 0); | |
579a97f7 FB |
1024 | |
1025 | return 0; | |
31e31b8a FB |
1026 | } |
1027 | ||
788f5ec4 TS |
1028 | static inline abi_long copy_to_user_timeval(abi_ulong target_tv_addr, |
1029 | const struct timeval *tv) | |
31e31b8a | 1030 | { |
53a5960a PB |
1031 | struct target_timeval *target_tv; |
1032 | ||
788f5ec4 | 1033 | if (!lock_user_struct(VERIFY_WRITE, target_tv, target_tv_addr, 0)) |
579a97f7 | 1034 | return -TARGET_EFAULT; |
788f5ec4 TS |
1035 | |
1036 | __put_user(tv->tv_sec, &target_tv->tv_sec); | |
1037 | __put_user(tv->tv_usec, &target_tv->tv_usec); | |
1038 | ||
1039 | unlock_user_struct(target_tv, target_tv_addr, 1); | |
579a97f7 FB |
1040 | |
1041 | return 0; | |
31e31b8a FB |
1042 | } |
1043 | ||
8ec9cf89 NF |
1044 | #if defined(TARGET_NR_mq_open) && defined(__NR_mq_open) |
1045 | #include <mqueue.h> | |
1046 | ||
24e1003a AJ |
1047 | static inline abi_long copy_from_user_mq_attr(struct mq_attr *attr, |
1048 | abi_ulong target_mq_attr_addr) | |
1049 | { | |
1050 | struct target_mq_attr *target_mq_attr; | |
1051 | ||
1052 | if (!lock_user_struct(VERIFY_READ, target_mq_attr, | |
1053 | target_mq_attr_addr, 1)) | |
1054 | return -TARGET_EFAULT; | |
1055 | ||
1056 | __get_user(attr->mq_flags, &target_mq_attr->mq_flags); | |
1057 | __get_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg); | |
1058 | __get_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize); | |
1059 | __get_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs); | |
1060 | ||
1061 | unlock_user_struct(target_mq_attr, target_mq_attr_addr, 0); | |
1062 | ||
1063 | return 0; | |
1064 | } | |
1065 | ||
1066 | static inline abi_long copy_to_user_mq_attr(abi_ulong target_mq_attr_addr, | |
1067 | const struct mq_attr *attr) | |
1068 | { | |
1069 | struct target_mq_attr *target_mq_attr; | |
1070 | ||
1071 | if (!lock_user_struct(VERIFY_WRITE, target_mq_attr, | |
1072 | target_mq_attr_addr, 0)) | |
1073 | return -TARGET_EFAULT; | |
1074 | ||
1075 | __put_user(attr->mq_flags, &target_mq_attr->mq_flags); | |
1076 | __put_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg); | |
1077 | __put_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize); | |
1078 | __put_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs); | |
1079 | ||
1080 | unlock_user_struct(target_mq_attr, target_mq_attr_addr, 1); | |
1081 | ||
1082 | return 0; | |
1083 | } | |
8ec9cf89 | 1084 | #endif |
31e31b8a | 1085 | |
055e0906 | 1086 | #if defined(TARGET_NR_select) || defined(TARGET_NR__newselect) |
0da46a6e | 1087 | /* do_select() must return target values and target errnos. */ |
992f48a0 | 1088 | static abi_long do_select(int n, |
26edcf41 TS |
1089 | abi_ulong rfd_addr, abi_ulong wfd_addr, |
1090 | abi_ulong efd_addr, abi_ulong target_tv_addr) | |
31e31b8a FB |
1091 | { |
1092 | fd_set rfds, wfds, efds; | |
1093 | fd_set *rfds_ptr, *wfds_ptr, *efds_ptr; | |
1094 | struct timeval tv, *tv_ptr; | |
992f48a0 | 1095 | abi_long ret; |
31e31b8a | 1096 | |
055e0906 MF |
1097 | ret = copy_from_user_fdset_ptr(&rfds, &rfds_ptr, rfd_addr, n); |
1098 | if (ret) { | |
1099 | return ret; | |
53a5960a | 1100 | } |
055e0906 MF |
1101 | ret = copy_from_user_fdset_ptr(&wfds, &wfds_ptr, wfd_addr, n); |
1102 | if (ret) { | |
1103 | return ret; | |
53a5960a | 1104 | } |
055e0906 MF |
1105 | ret = copy_from_user_fdset_ptr(&efds, &efds_ptr, efd_addr, n); |
1106 | if (ret) { | |
1107 | return ret; | |
53a5960a | 1108 | } |
3b46e624 | 1109 | |
26edcf41 | 1110 | if (target_tv_addr) { |
788f5ec4 TS |
1111 | if (copy_from_user_timeval(&tv, target_tv_addr)) |
1112 | return -TARGET_EFAULT; | |
31e31b8a FB |
1113 | tv_ptr = &tv; |
1114 | } else { | |
1115 | tv_ptr = NULL; | |
1116 | } | |
26edcf41 | 1117 | |
31e31b8a | 1118 | ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr)); |
53a5960a | 1119 | |
26edcf41 TS |
1120 | if (!is_error(ret)) { |
1121 | if (rfd_addr && copy_to_user_fdset(rfd_addr, &rfds, n)) | |
1122 | return -TARGET_EFAULT; | |
1123 | if (wfd_addr && copy_to_user_fdset(wfd_addr, &wfds, n)) | |
1124 | return -TARGET_EFAULT; | |
1125 | if (efd_addr && copy_to_user_fdset(efd_addr, &efds, n)) | |
1126 | return -TARGET_EFAULT; | |
31e31b8a | 1127 | |
788f5ec4 TS |
1128 | if (target_tv_addr && copy_to_user_timeval(target_tv_addr, &tv)) |
1129 | return -TARGET_EFAULT; | |
31e31b8a | 1130 | } |
579a97f7 | 1131 | |
31e31b8a FB |
1132 | return ret; |
1133 | } | |
055e0906 | 1134 | #endif |
31e31b8a | 1135 | |
099d6b0f RV |
1136 | static abi_long do_pipe2(int host_pipe[], int flags) |
1137 | { | |
1138 | #ifdef CONFIG_PIPE2 | |
1139 | return pipe2(host_pipe, flags); | |
1140 | #else | |
1141 | return -ENOSYS; | |
1142 | #endif | |
1143 | } | |
1144 | ||
fb41a66e RH |
1145 | static abi_long do_pipe(void *cpu_env, abi_ulong pipedes, |
1146 | int flags, int is_pipe2) | |
099d6b0f RV |
1147 | { |
1148 | int host_pipe[2]; | |
1149 | abi_long ret; | |
1150 | ret = flags ? do_pipe2(host_pipe, flags) : pipe(host_pipe); | |
1151 | ||
1152 | if (is_error(ret)) | |
1153 | return get_errno(ret); | |
fb41a66e RH |
1154 | |
1155 | /* Several targets have special calling conventions for the original | |
1156 | pipe syscall, but didn't replicate this into the pipe2 syscall. */ | |
1157 | if (!is_pipe2) { | |
1158 | #if defined(TARGET_ALPHA) | |
1159 | ((CPUAlphaState *)cpu_env)->ir[IR_A4] = host_pipe[1]; | |
1160 | return host_pipe[0]; | |
1161 | #elif defined(TARGET_MIPS) | |
1162 | ((CPUMIPSState*)cpu_env)->active_tc.gpr[3] = host_pipe[1]; | |
1163 | return host_pipe[0]; | |
1164 | #elif defined(TARGET_SH4) | |
597c0212 | 1165 | ((CPUSH4State*)cpu_env)->gregs[1] = host_pipe[1]; |
fb41a66e | 1166 | return host_pipe[0]; |
597c0212 | 1167 | #endif |
fb41a66e RH |
1168 | } |
1169 | ||
099d6b0f RV |
1170 | if (put_user_s32(host_pipe[0], pipedes) |
1171 | || put_user_s32(host_pipe[1], pipedes + sizeof(host_pipe[0]))) | |
1172 | return -TARGET_EFAULT; | |
099d6b0f RV |
1173 | return get_errno(ret); |
1174 | } | |
1175 | ||
b975b83b LL |
1176 | static inline abi_long target_to_host_ip_mreq(struct ip_mreqn *mreqn, |
1177 | abi_ulong target_addr, | |
1178 | socklen_t len) | |
1179 | { | |
1180 | struct target_ip_mreqn *target_smreqn; | |
1181 | ||
1182 | target_smreqn = lock_user(VERIFY_READ, target_addr, len, 1); | |
1183 | if (!target_smreqn) | |
1184 | return -TARGET_EFAULT; | |
1185 | mreqn->imr_multiaddr.s_addr = target_smreqn->imr_multiaddr.s_addr; | |
1186 | mreqn->imr_address.s_addr = target_smreqn->imr_address.s_addr; | |
1187 | if (len == sizeof(struct target_ip_mreqn)) | |
1188 | mreqn->imr_ifindex = tswapl(target_smreqn->imr_ifindex); | |
1189 | unlock_user(target_smreqn, target_addr, 0); | |
1190 | ||
1191 | return 0; | |
1192 | } | |
1193 | ||
579a97f7 FB |
1194 | static inline abi_long target_to_host_sockaddr(struct sockaddr *addr, |
1195 | abi_ulong target_addr, | |
1196 | socklen_t len) | |
7854b056 | 1197 | { |
607175e0 AJ |
1198 | const socklen_t unix_maxlen = sizeof (struct sockaddr_un); |
1199 | sa_family_t sa_family; | |
53a5960a PB |
1200 | struct target_sockaddr *target_saddr; |
1201 | ||
579a97f7 FB |
1202 | target_saddr = lock_user(VERIFY_READ, target_addr, len, 1); |
1203 | if (!target_saddr) | |
1204 | return -TARGET_EFAULT; | |
607175e0 AJ |
1205 | |
1206 | sa_family = tswap16(target_saddr->sa_family); | |
1207 | ||
1208 | /* Oops. The caller might send a incomplete sun_path; sun_path | |
1209 | * must be terminated by \0 (see the manual page), but | |
1210 | * unfortunately it is quite common to specify sockaddr_un | |
1211 | * length as "strlen(x->sun_path)" while it should be | |
1212 | * "strlen(...) + 1". We'll fix that here if needed. | |
1213 | * Linux kernel has a similar feature. | |
1214 | */ | |
1215 | ||
1216 | if (sa_family == AF_UNIX) { | |
1217 | if (len < unix_maxlen && len > 0) { | |
1218 | char *cp = (char*)target_saddr; | |
1219 | ||
1220 | if ( cp[len-1] && !cp[len] ) | |
1221 | len++; | |
1222 | } | |
1223 | if (len > unix_maxlen) | |
1224 | len = unix_maxlen; | |
1225 | } | |
1226 | ||
53a5960a | 1227 | memcpy(addr, target_saddr, len); |
607175e0 | 1228 | addr->sa_family = sa_family; |
53a5960a | 1229 | unlock_user(target_saddr, target_addr, 0); |
579a97f7 FB |
1230 | |
1231 | return 0; | |
7854b056 FB |
1232 | } |
1233 | ||
579a97f7 FB |
1234 | static inline abi_long host_to_target_sockaddr(abi_ulong target_addr, |
1235 | struct sockaddr *addr, | |
1236 | socklen_t len) | |
7854b056 | 1237 | { |
53a5960a PB |
1238 | struct target_sockaddr *target_saddr; |
1239 | ||
579a97f7 FB |
1240 | target_saddr = lock_user(VERIFY_WRITE, target_addr, len, 0); |
1241 | if (!target_saddr) | |
1242 | return -TARGET_EFAULT; | |
53a5960a PB |
1243 | memcpy(target_saddr, addr, len); |
1244 | target_saddr->sa_family = tswap16(addr->sa_family); | |
1245 | unlock_user(target_saddr, target_addr, len); | |
579a97f7 FB |
1246 | |
1247 | return 0; | |
7854b056 FB |
1248 | } |
1249 | ||
53a5960a | 1250 | /* ??? Should this also swap msgh->name? */ |
5a4a898d FB |
1251 | static inline abi_long target_to_host_cmsg(struct msghdr *msgh, |
1252 | struct target_msghdr *target_msgh) | |
7854b056 FB |
1253 | { |
1254 | struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); | |
5a4a898d FB |
1255 | abi_long msg_controllen; |
1256 | abi_ulong target_cmsg_addr; | |
1257 | struct target_cmsghdr *target_cmsg; | |
7854b056 | 1258 | socklen_t space = 0; |
5a4a898d FB |
1259 | |
1260 | msg_controllen = tswapl(target_msgh->msg_controllen); | |
1261 | if (msg_controllen < sizeof (struct target_cmsghdr)) | |
1262 | goto the_end; | |
1263 | target_cmsg_addr = tswapl(target_msgh->msg_control); | |
1264 | target_cmsg = lock_user(VERIFY_READ, target_cmsg_addr, msg_controllen, 1); | |
1265 | if (!target_cmsg) | |
1266 | return -TARGET_EFAULT; | |
7854b056 FB |
1267 | |
1268 | while (cmsg && target_cmsg) { | |
1269 | void *data = CMSG_DATA(cmsg); | |
1270 | void *target_data = TARGET_CMSG_DATA(target_cmsg); | |
1271 | ||
5fafdf24 | 1272 | int len = tswapl(target_cmsg->cmsg_len) |
7854b056 FB |
1273 | - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr)); |
1274 | ||
1275 | space += CMSG_SPACE(len); | |
1276 | if (space > msgh->msg_controllen) { | |
1277 | space -= CMSG_SPACE(len); | |
31febb71 | 1278 | gemu_log("Host cmsg overflow\n"); |
7854b056 FB |
1279 | break; |
1280 | } | |
1281 | ||
1282 | cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level); | |
1283 | cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type); | |
1284 | cmsg->cmsg_len = CMSG_LEN(len); | |
1285 | ||
3532fa74 | 1286 | if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { |
7854b056 FB |
1287 | gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type); |
1288 | memcpy(data, target_data, len); | |
1289 | } else { | |
1290 | int *fd = (int *)data; | |
1291 | int *target_fd = (int *)target_data; | |
1292 | int i, numfds = len / sizeof(int); | |
1293 | ||
1294 | for (i = 0; i < numfds; i++) | |
1295 | fd[i] = tswap32(target_fd[i]); | |
1296 | } | |
1297 | ||
1298 | cmsg = CMSG_NXTHDR(msgh, cmsg); | |
1299 | target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); | |
1300 | } | |
5a4a898d FB |
1301 | unlock_user(target_cmsg, target_cmsg_addr, 0); |
1302 | the_end: | |
7854b056 | 1303 | msgh->msg_controllen = space; |
5a4a898d | 1304 | return 0; |
7854b056 FB |
1305 | } |
1306 | ||
53a5960a | 1307 | /* ??? Should this also swap msgh->name? */ |
5a4a898d FB |
1308 | static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, |
1309 | struct msghdr *msgh) | |
7854b056 FB |
1310 | { |
1311 | struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); | |
5a4a898d FB |
1312 | abi_long msg_controllen; |
1313 | abi_ulong target_cmsg_addr; | |
1314 | struct target_cmsghdr *target_cmsg; | |
7854b056 FB |
1315 | socklen_t space = 0; |
1316 | ||
5a4a898d FB |
1317 | msg_controllen = tswapl(target_msgh->msg_controllen); |
1318 | if (msg_controllen < sizeof (struct target_cmsghdr)) | |
1319 | goto the_end; | |
1320 | target_cmsg_addr = tswapl(target_msgh->msg_control); | |
1321 | target_cmsg = lock_user(VERIFY_WRITE, target_cmsg_addr, msg_controllen, 0); | |
1322 | if (!target_cmsg) | |
1323 | return -TARGET_EFAULT; | |
1324 | ||
7854b056 FB |
1325 | while (cmsg && target_cmsg) { |
1326 | void *data = CMSG_DATA(cmsg); | |
1327 | void *target_data = TARGET_CMSG_DATA(target_cmsg); | |
1328 | ||
1329 | int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr)); | |
1330 | ||
1331 | space += TARGET_CMSG_SPACE(len); | |
5a4a898d | 1332 | if (space > msg_controllen) { |
7854b056 | 1333 | space -= TARGET_CMSG_SPACE(len); |
31febb71 | 1334 | gemu_log("Target cmsg overflow\n"); |
7854b056 FB |
1335 | break; |
1336 | } | |
1337 | ||
1338 | target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level); | |
1339 | target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type); | |
1340 | target_cmsg->cmsg_len = tswapl(TARGET_CMSG_LEN(len)); | |
1341 | ||
3532fa74 | 1342 | if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { |
7854b056 FB |
1343 | gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type); |
1344 | memcpy(target_data, data, len); | |
1345 | } else { | |
1346 | int *fd = (int *)data; | |
1347 | int *target_fd = (int *)target_data; | |
1348 | int i, numfds = len / sizeof(int); | |
1349 | ||
1350 | for (i = 0; i < numfds; i++) | |
1351 | target_fd[i] = tswap32(fd[i]); | |
1352 | } | |
1353 | ||
1354 | cmsg = CMSG_NXTHDR(msgh, cmsg); | |
1355 | target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); | |
1356 | } | |
5a4a898d FB |
1357 | unlock_user(target_cmsg, target_cmsg_addr, space); |
1358 | the_end: | |
1359 | target_msgh->msg_controllen = tswapl(space); | |
1360 | return 0; | |
7854b056 FB |
1361 | } |
1362 | ||
0da46a6e | 1363 | /* do_setsockopt() Must return target values and target errnos. */ |
992f48a0 | 1364 | static abi_long do_setsockopt(int sockfd, int level, int optname, |
2f619698 | 1365 | abi_ulong optval_addr, socklen_t optlen) |
7854b056 | 1366 | { |
992f48a0 | 1367 | abi_long ret; |
32407103 | 1368 | int val; |
b975b83b | 1369 | struct ip_mreqn *ip_mreq; |
6e3cb58f | 1370 | struct ip_mreq_source *ip_mreq_source; |
3b46e624 | 1371 | |
8853f86e FB |
1372 | switch(level) { |
1373 | case SOL_TCP: | |
7854b056 | 1374 | /* TCP options all take an 'int' value. */ |
7854b056 | 1375 | if (optlen < sizeof(uint32_t)) |
0da46a6e | 1376 | return -TARGET_EINVAL; |
3b46e624 | 1377 | |
2f619698 FB |
1378 | if (get_user_u32(val, optval_addr)) |
1379 | return -TARGET_EFAULT; | |
8853f86e FB |
1380 | ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); |
1381 | break; | |
1382 | case SOL_IP: | |
1383 | switch(optname) { | |
2efbe911 FB |
1384 | case IP_TOS: |
1385 | case IP_TTL: | |
8853f86e | 1386 | case IP_HDRINCL: |
2efbe911 FB |
1387 | case IP_ROUTER_ALERT: |
1388 | case IP_RECVOPTS: | |
1389 | case IP_RETOPTS: | |
1390 | case IP_PKTINFO: | |
1391 | case IP_MTU_DISCOVER: | |
1392 | case IP_RECVERR: | |
1393 | case IP_RECVTOS: | |
1394 | #ifdef IP_FREEBIND | |
1395 | case IP_FREEBIND: | |
1396 | #endif | |
1397 | case IP_MULTICAST_TTL: | |
1398 | case IP_MULTICAST_LOOP: | |
8853f86e FB |
1399 | val = 0; |
1400 | if (optlen >= sizeof(uint32_t)) { | |
2f619698 FB |
1401 | if (get_user_u32(val, optval_addr)) |
1402 | return -TARGET_EFAULT; | |
8853f86e | 1403 | } else if (optlen >= 1) { |
2f619698 FB |
1404 | if (get_user_u8(val, optval_addr)) |
1405 | return -TARGET_EFAULT; | |
8853f86e FB |
1406 | } |
1407 | ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); | |
1408 | break; | |
b975b83b LL |
1409 | case IP_ADD_MEMBERSHIP: |
1410 | case IP_DROP_MEMBERSHIP: | |
1411 | if (optlen < sizeof (struct target_ip_mreq) || | |
1412 | optlen > sizeof (struct target_ip_mreqn)) | |
1413 | return -TARGET_EINVAL; | |
1414 | ||
1415 | ip_mreq = (struct ip_mreqn *) alloca(optlen); | |
1416 | target_to_host_ip_mreq(ip_mreq, optval_addr, optlen); | |
1417 | ret = get_errno(setsockopt(sockfd, level, optname, ip_mreq, optlen)); | |
1418 | break; | |
1419 | ||
6e3cb58f LL |
1420 | case IP_BLOCK_SOURCE: |
1421 | case IP_UNBLOCK_SOURCE: | |
1422 | case IP_ADD_SOURCE_MEMBERSHIP: | |
1423 | case IP_DROP_SOURCE_MEMBERSHIP: | |
1424 | if (optlen != sizeof (struct target_ip_mreq_source)) | |
1425 | return -TARGET_EINVAL; | |
1426 | ||
1427 | ip_mreq_source = lock_user(VERIFY_READ, optval_addr, optlen, 1); | |
1428 | ret = get_errno(setsockopt(sockfd, level, optname, ip_mreq_source, optlen)); | |
1429 | unlock_user (ip_mreq_source, optval_addr, 0); | |
1430 | break; | |
1431 | ||
8853f86e FB |
1432 | default: |
1433 | goto unimplemented; | |
1434 | } | |
1435 | break; | |
3532fa74 | 1436 | case TARGET_SOL_SOCKET: |
8853f86e FB |
1437 | switch (optname) { |
1438 | /* Options with 'int' argument. */ | |
3532fa74 FB |
1439 | case TARGET_SO_DEBUG: |
1440 | optname = SO_DEBUG; | |
1441 | break; | |
1442 | case TARGET_SO_REUSEADDR: | |
1443 | optname = SO_REUSEADDR; | |
1444 | break; | |
1445 | case TARGET_SO_TYPE: | |
1446 | optname = SO_TYPE; | |
1447 | break; | |
1448 | case TARGET_SO_ERROR: | |
1449 | optname = SO_ERROR; | |
1450 | break; | |
1451 | case TARGET_SO_DONTROUTE: | |
1452 | optname = SO_DONTROUTE; | |
1453 | break; | |
1454 | case TARGET_SO_BROADCAST: | |
1455 | optname = SO_BROADCAST; | |
1456 | break; | |
1457 | case TARGET_SO_SNDBUF: | |
1458 | optname = SO_SNDBUF; | |
1459 | break; | |
1460 | case TARGET_SO_RCVBUF: | |
1461 | optname = SO_RCVBUF; | |
1462 | break; | |
1463 | case TARGET_SO_KEEPALIVE: | |
1464 | optname = SO_KEEPALIVE; | |
1465 | break; | |
1466 | case TARGET_SO_OOBINLINE: | |
1467 | optname = SO_OOBINLINE; | |
1468 | break; | |
1469 | case TARGET_SO_NO_CHECK: | |
1470 | optname = SO_NO_CHECK; | |
1471 | break; | |
1472 | case TARGET_SO_PRIORITY: | |
1473 | optname = SO_PRIORITY; | |
1474 | break; | |
5e83e8e3 | 1475 | #ifdef SO_BSDCOMPAT |
3532fa74 FB |
1476 | case TARGET_SO_BSDCOMPAT: |
1477 | optname = SO_BSDCOMPAT; | |
1478 | break; | |
5e83e8e3 | 1479 | #endif |
3532fa74 FB |
1480 | case TARGET_SO_PASSCRED: |
1481 | optname = SO_PASSCRED; | |
1482 | break; | |
1483 | case TARGET_SO_TIMESTAMP: | |
1484 | optname = SO_TIMESTAMP; | |
1485 | break; | |
1486 | case TARGET_SO_RCVLOWAT: | |
1487 | optname = SO_RCVLOWAT; | |
1488 | break; | |
1489 | case TARGET_SO_RCVTIMEO: | |
1490 | optname = SO_RCVTIMEO; | |
1491 | break; | |
1492 | case TARGET_SO_SNDTIMEO: | |
1493 | optname = SO_SNDTIMEO; | |
1494 | break; | |
8853f86e FB |
1495 | break; |
1496 | default: | |
1497 | goto unimplemented; | |
1498 | } | |
3532fa74 | 1499 | if (optlen < sizeof(uint32_t)) |
2f619698 | 1500 | return -TARGET_EINVAL; |
3532fa74 | 1501 | |
2f619698 FB |
1502 | if (get_user_u32(val, optval_addr)) |
1503 | return -TARGET_EFAULT; | |
3532fa74 | 1504 | ret = get_errno(setsockopt(sockfd, SOL_SOCKET, optname, &val, sizeof(val))); |
8853f86e | 1505 | break; |
7854b056 | 1506 | default: |
8853f86e FB |
1507 | unimplemented: |
1508 | gemu_log("Unsupported setsockopt level=%d optname=%d \n", level, optname); | |
6fa13c17 | 1509 | ret = -TARGET_ENOPROTOOPT; |
7854b056 | 1510 | } |
8853f86e | 1511 | return ret; |
7854b056 FB |
1512 | } |
1513 | ||
0da46a6e | 1514 | /* do_getsockopt() Must return target values and target errnos. */ |
992f48a0 | 1515 | static abi_long do_getsockopt(int sockfd, int level, int optname, |
2f619698 | 1516 | abi_ulong optval_addr, abi_ulong optlen) |
7854b056 | 1517 | { |
992f48a0 | 1518 | abi_long ret; |
b55266b5 BS |
1519 | int len, val; |
1520 | socklen_t lv; | |
8853f86e FB |
1521 | |
1522 | switch(level) { | |
3532fa74 | 1523 | case TARGET_SOL_SOCKET: |
f3b974cd JL |
1524 | level = SOL_SOCKET; |
1525 | switch (optname) { | |
1526 | /* These don't just return a single integer */ | |
1527 | case TARGET_SO_LINGER: | |
1528 | case TARGET_SO_RCVTIMEO: | |
1529 | case TARGET_SO_SNDTIMEO: | |
1530 | case TARGET_SO_PEERCRED: | |
1531 | case TARGET_SO_PEERNAME: | |
1532 | goto unimplemented; | |
1533 | /* Options with 'int' argument. */ | |
1534 | case TARGET_SO_DEBUG: | |
1535 | optname = SO_DEBUG; | |
1536 | goto int_case; | |
1537 | case TARGET_SO_REUSEADDR: | |
1538 | optname = SO_REUSEADDR; | |
1539 | goto int_case; | |
1540 | case TARGET_SO_TYPE: | |
1541 | optname = SO_TYPE; | |
1542 | goto int_case; | |
1543 | case TARGET_SO_ERROR: | |
1544 | optname = SO_ERROR; | |
1545 | goto int_case; | |
1546 | case TARGET_SO_DONTROUTE: | |
1547 | optname = SO_DONTROUTE; | |
1548 | goto int_case; | |
1549 | case TARGET_SO_BROADCAST: | |
1550 | optname = SO_BROADCAST; | |
1551 | goto int_case; | |
1552 | case TARGET_SO_SNDBUF: | |
1553 | optname = SO_SNDBUF; | |
1554 | goto int_case; | |
1555 | case TARGET_SO_RCVBUF: | |
1556 | optname = SO_RCVBUF; | |
1557 | goto int_case; | |
1558 | case TARGET_SO_KEEPALIVE: | |
1559 | optname = SO_KEEPALIVE; | |
1560 | goto int_case; | |
1561 | case TARGET_SO_OOBINLINE: | |
1562 | optname = SO_OOBINLINE; | |
1563 | goto int_case; | |
1564 | case TARGET_SO_NO_CHECK: | |
1565 | optname = SO_NO_CHECK; | |
1566 | goto int_case; | |
1567 | case TARGET_SO_PRIORITY: | |
1568 | optname = SO_PRIORITY; | |
1569 | goto int_case; | |
1570 | #ifdef SO_BSDCOMPAT | |
1571 | case TARGET_SO_BSDCOMPAT: | |
1572 | optname = SO_BSDCOMPAT; | |
1573 | goto int_case; | |
1574 | #endif | |
1575 | case TARGET_SO_PASSCRED: | |
1576 | optname = SO_PASSCRED; | |
1577 | goto int_case; | |
1578 | case TARGET_SO_TIMESTAMP: | |
1579 | optname = SO_TIMESTAMP; | |
1580 | goto int_case; | |
1581 | case TARGET_SO_RCVLOWAT: | |
1582 | optname = SO_RCVLOWAT; | |
1583 | goto int_case; | |
8853f86e | 1584 | default: |
2efbe911 FB |
1585 | goto int_case; |
1586 | } | |
1587 | break; | |
1588 | case SOL_TCP: | |
1589 | /* TCP options all take an 'int' value. */ | |
1590 | int_case: | |
2f619698 FB |
1591 | if (get_user_u32(len, optlen)) |
1592 | return -TARGET_EFAULT; | |
2efbe911 | 1593 | if (len < 0) |
0da46a6e | 1594 | return -TARGET_EINVAL; |
73160d95 | 1595 | lv = sizeof(lv); |
2efbe911 FB |
1596 | ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); |
1597 | if (ret < 0) | |
1598 | return ret; | |
2efbe911 FB |
1599 | if (len > lv) |
1600 | len = lv; | |
2f619698 FB |
1601 | if (len == 4) { |
1602 | if (put_user_u32(val, optval_addr)) | |
1603 | return -TARGET_EFAULT; | |
1604 | } else { | |
1605 | if (put_user_u8(val, optval_addr)) | |
1606 | return -TARGET_EFAULT; | |
f3b974cd | 1607 | } |
2f619698 FB |
1608 | if (put_user_u32(len, optlen)) |
1609 | return -TARGET_EFAULT; | |
2efbe911 FB |
1610 | break; |
1611 | case SOL_IP: | |
1612 | switch(optname) { | |
1613 | case IP_TOS: | |
1614 | case IP_TTL: | |
1615 | case IP_HDRINCL: | |
1616 | case IP_ROUTER_ALERT: | |
1617 | case IP_RECVOPTS: | |
1618 | case IP_RETOPTS: | |
1619 | case IP_PKTINFO: | |
1620 | case IP_MTU_DISCOVER: | |
1621 | case IP_RECVERR: | |
1622 | case IP_RECVTOS: | |
1623 | #ifdef IP_FREEBIND | |
1624 | case IP_FREEBIND: | |
1625 | #endif | |
1626 | case IP_MULTICAST_TTL: | |
1627 | case IP_MULTICAST_LOOP: | |
2f619698 FB |
1628 | if (get_user_u32(len, optlen)) |
1629 | return -TARGET_EFAULT; | |
8853f86e | 1630 | if (len < 0) |
0da46a6e | 1631 | return -TARGET_EINVAL; |
73160d95 | 1632 | lv = sizeof(lv); |
8853f86e FB |
1633 | ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); |
1634 | if (ret < 0) | |
1635 | return ret; | |
2efbe911 | 1636 | if (len < sizeof(int) && len > 0 && val >= 0 && val < 255) { |
2efbe911 | 1637 | len = 1; |
2f619698 FB |
1638 | if (put_user_u32(len, optlen) |
1639 | || put_user_u8(val, optval_addr)) | |
1640 | return -TARGET_EFAULT; | |
2efbe911 | 1641 | } else { |
2efbe911 FB |
1642 | if (len > sizeof(int)) |
1643 | len = sizeof(int); | |
2f619698 FB |
1644 | if (put_user_u32(len, optlen) |
1645 | || put_user_u32(val, optval_addr)) | |
1646 | return -TARGET_EFAULT; | |
2efbe911 | 1647 | } |
8853f86e | 1648 | break; |
2efbe911 | 1649 | default: |
c02f499e TS |
1650 | ret = -TARGET_ENOPROTOOPT; |
1651 | break; | |
8853f86e FB |
1652 | } |
1653 | break; | |
1654 | default: | |
1655 | unimplemented: | |
1656 | gemu_log("getsockopt level=%d optname=%d not yet supported\n", | |
1657 | level, optname); | |
c02f499e | 1658 | ret = -TARGET_EOPNOTSUPP; |
8853f86e FB |
1659 | break; |
1660 | } | |
1661 | return ret; | |
7854b056 FB |
1662 | } |
1663 | ||
579a97f7 FB |
1664 | /* FIXME |
1665 | * lock_iovec()/unlock_iovec() have a return code of 0 for success where | |
1666 | * other lock functions have a return code of 0 for failure. | |
1667 | */ | |
1668 | static abi_long lock_iovec(int type, struct iovec *vec, abi_ulong target_addr, | |
1669 | int count, int copy) | |
53a5960a PB |
1670 | { |
1671 | struct target_iovec *target_vec; | |
992f48a0 | 1672 | abi_ulong base; |
d732dcb4 | 1673 | int i; |
53a5960a | 1674 | |
579a97f7 FB |
1675 | target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1676 | if (!target_vec) | |
1677 | return -TARGET_EFAULT; | |
53a5960a PB |
1678 | for(i = 0;i < count; i++) { |
1679 | base = tswapl(target_vec[i].iov_base); | |
1680 | vec[i].iov_len = tswapl(target_vec[i].iov_len); | |
41df8411 FB |
1681 | if (vec[i].iov_len != 0) { |
1682 | vec[i].iov_base = lock_user(type, base, vec[i].iov_len, copy); | |
d732dcb4 AZ |
1683 | /* Don't check lock_user return value. We must call writev even |
1684 | if a element has invalid base address. */ | |
41df8411 FB |
1685 | } else { |
1686 | /* zero length pointer is ignored */ | |
1687 | vec[i].iov_base = NULL; | |
1688 | } | |
579a97f7 FB |
1689 | } |
1690 | unlock_user (target_vec, target_addr, 0); | |
1691 | return 0; | |
53a5960a PB |
1692 | } |
1693 | ||
579a97f7 FB |
1694 | static abi_long unlock_iovec(struct iovec *vec, abi_ulong target_addr, |
1695 | int count, int copy) | |
53a5960a PB |
1696 | { |
1697 | struct target_iovec *target_vec; | |
992f48a0 | 1698 | abi_ulong base; |
53a5960a PB |
1699 | int i; |
1700 | ||
579a97f7 FB |
1701 | target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1702 | if (!target_vec) | |
1703 | return -TARGET_EFAULT; | |
53a5960a | 1704 | for(i = 0;i < count; i++) { |
d732dcb4 AZ |
1705 | if (target_vec[i].iov_base) { |
1706 | base = tswapl(target_vec[i].iov_base); | |
1707 | unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0); | |
1708 | } | |
53a5960a PB |
1709 | } |
1710 | unlock_user (target_vec, target_addr, 0); | |
579a97f7 FB |
1711 | |
1712 | return 0; | |
53a5960a PB |
1713 | } |
1714 | ||
0da46a6e | 1715 | /* do_socket() Must return target values and target errnos. */ |
992f48a0 | 1716 | static abi_long do_socket(int domain, int type, int protocol) |
3532fa74 FB |
1717 | { |
1718 | #if defined(TARGET_MIPS) | |
1719 | switch(type) { | |
1720 | case TARGET_SOCK_DGRAM: | |
1721 | type = SOCK_DGRAM; | |
1722 | break; | |
1723 | case TARGET_SOCK_STREAM: | |
1724 | type = SOCK_STREAM; | |
1725 | break; | |
1726 | case TARGET_SOCK_RAW: | |
1727 | type = SOCK_RAW; | |
1728 | break; | |
1729 | case TARGET_SOCK_RDM: | |
1730 | type = SOCK_RDM; | |
1731 | break; | |
1732 | case TARGET_SOCK_SEQPACKET: | |
1733 | type = SOCK_SEQPACKET; | |
1734 | break; | |
1735 | case TARGET_SOCK_PACKET: | |
1736 | type = SOCK_PACKET; | |
1737 | break; | |
1738 | } | |
1739 | #endif | |
12bc92ab AZ |
1740 | if (domain == PF_NETLINK) |
1741 | return -EAFNOSUPPORT; /* do not NETLINK socket connections possible */ | |
3532fa74 FB |
1742 | return get_errno(socket(domain, type, protocol)); |
1743 | } | |
1744 | ||
0da46a6e | 1745 | /* do_bind() Must return target values and target errnos. */ |
992f48a0 BS |
1746 | static abi_long do_bind(int sockfd, abi_ulong target_addr, |
1747 | socklen_t addrlen) | |
3532fa74 | 1748 | { |
8f7aeaf6 | 1749 | void *addr; |
917507b0 | 1750 | abi_long ret; |
8f7aeaf6 | 1751 | |
38724253 | 1752 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1753 | return -TARGET_EINVAL; |
38724253 | 1754 | } |
8f7aeaf6 | 1755 | |
607175e0 | 1756 | addr = alloca(addrlen+1); |
3b46e624 | 1757 | |
917507b0 AP |
1758 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1759 | if (ret) | |
1760 | return ret; | |
1761 | ||
3532fa74 FB |
1762 | return get_errno(bind(sockfd, addr, addrlen)); |
1763 | } | |
1764 | ||
0da46a6e | 1765 | /* do_connect() Must return target values and target errnos. */ |
992f48a0 BS |
1766 | static abi_long do_connect(int sockfd, abi_ulong target_addr, |
1767 | socklen_t addrlen) | |
3532fa74 | 1768 | { |
8f7aeaf6 | 1769 | void *addr; |
917507b0 | 1770 | abi_long ret; |
8f7aeaf6 | 1771 | |
38724253 | 1772 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1773 | return -TARGET_EINVAL; |
38724253 | 1774 | } |
8f7aeaf6 AJ |
1775 | |
1776 | addr = alloca(addrlen); | |
3b46e624 | 1777 | |
917507b0 AP |
1778 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1779 | if (ret) | |
1780 | return ret; | |
1781 | ||
3532fa74 FB |
1782 | return get_errno(connect(sockfd, addr, addrlen)); |
1783 | } | |
1784 | ||
0da46a6e | 1785 | /* do_sendrecvmsg() Must return target values and target errnos. */ |
992f48a0 BS |
1786 | static abi_long do_sendrecvmsg(int fd, abi_ulong target_msg, |
1787 | int flags, int send) | |
3532fa74 | 1788 | { |
6de645c7 | 1789 | abi_long ret, len; |
3532fa74 FB |
1790 | struct target_msghdr *msgp; |
1791 | struct msghdr msg; | |
1792 | int count; | |
1793 | struct iovec *vec; | |
992f48a0 | 1794 | abi_ulong target_vec; |
3532fa74 | 1795 | |
579a97f7 FB |
1796 | /* FIXME */ |
1797 | if (!lock_user_struct(send ? VERIFY_READ : VERIFY_WRITE, | |
1798 | msgp, | |
1799 | target_msg, | |
1800 | send ? 1 : 0)) | |
1801 | return -TARGET_EFAULT; | |
3532fa74 FB |
1802 | if (msgp->msg_name) { |
1803 | msg.msg_namelen = tswap32(msgp->msg_namelen); | |
1804 | msg.msg_name = alloca(msg.msg_namelen); | |
917507b0 | 1805 | ret = target_to_host_sockaddr(msg.msg_name, tswapl(msgp->msg_name), |
3532fa74 | 1806 | msg.msg_namelen); |
917507b0 AP |
1807 | if (ret) { |
1808 | unlock_user_struct(msgp, target_msg, send ? 0 : 1); | |
1809 | return ret; | |
1810 | } | |
3532fa74 FB |
1811 | } else { |
1812 | msg.msg_name = NULL; | |
1813 | msg.msg_namelen = 0; | |
1814 | } | |
1815 | msg.msg_controllen = 2 * tswapl(msgp->msg_controllen); | |
1816 | msg.msg_control = alloca(msg.msg_controllen); | |
1817 | msg.msg_flags = tswap32(msgp->msg_flags); | |
3b46e624 | 1818 | |
3532fa74 FB |
1819 | count = tswapl(msgp->msg_iovlen); |
1820 | vec = alloca(count * sizeof(struct iovec)); | |
1821 | target_vec = tswapl(msgp->msg_iov); | |
579a97f7 | 1822 | lock_iovec(send ? VERIFY_READ : VERIFY_WRITE, vec, target_vec, count, send); |
3532fa74 FB |
1823 | msg.msg_iovlen = count; |
1824 | msg.msg_iov = vec; | |
3b46e624 | 1825 | |
3532fa74 | 1826 | if (send) { |
5a4a898d FB |
1827 | ret = target_to_host_cmsg(&msg, msgp); |
1828 | if (ret == 0) | |
1829 | ret = get_errno(sendmsg(fd, &msg, flags)); | |
3532fa74 FB |
1830 | } else { |
1831 | ret = get_errno(recvmsg(fd, &msg, flags)); | |
6de645c7 AZ |
1832 | if (!is_error(ret)) { |
1833 | len = ret; | |
5a4a898d | 1834 | ret = host_to_target_cmsg(msgp, &msg); |
6de645c7 AZ |
1835 | if (!is_error(ret)) |
1836 | ret = len; | |
1837 | } | |
3532fa74 FB |
1838 | } |
1839 | unlock_iovec(vec, target_vec, count, !send); | |
579a97f7 | 1840 | unlock_user_struct(msgp, target_msg, send ? 0 : 1); |
3532fa74 FB |
1841 | return ret; |
1842 | } | |
1843 | ||
0da46a6e | 1844 | /* do_accept() Must return target values and target errnos. */ |
992f48a0 | 1845 | static abi_long do_accept(int fd, abi_ulong target_addr, |
2f619698 | 1846 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1847 | { |
2f619698 FB |
1848 | socklen_t addrlen; |
1849 | void *addr; | |
992f48a0 | 1850 | abi_long ret; |
1be9e1dc | 1851 | |
917507b0 AP |
1852 | if (target_addr == 0) |
1853 | return get_errno(accept(fd, NULL, NULL)); | |
1854 | ||
1855 | /* linux returns EINVAL if addrlen pointer is invalid */ | |
2f619698 | 1856 | if (get_user_u32(addrlen, target_addrlen_addr)) |
917507b0 | 1857 | return -TARGET_EINVAL; |
2f619698 | 1858 | |
38724253 | 1859 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1860 | return -TARGET_EINVAL; |
38724253 | 1861 | } |
8f7aeaf6 | 1862 | |
917507b0 AP |
1863 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1864 | return -TARGET_EINVAL; | |
1865 | ||
2f619698 FB |
1866 | addr = alloca(addrlen); |
1867 | ||
1be9e1dc PB |
1868 | ret = get_errno(accept(fd, addr, &addrlen)); |
1869 | if (!is_error(ret)) { | |
1870 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1871 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1872 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1873 | } |
1874 | return ret; | |
1875 | } | |
1876 | ||
0da46a6e | 1877 | /* do_getpeername() Must return target values and target errnos. */ |
992f48a0 | 1878 | static abi_long do_getpeername(int fd, abi_ulong target_addr, |
2f619698 | 1879 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1880 | { |
2f619698 FB |
1881 | socklen_t addrlen; |
1882 | void *addr; | |
992f48a0 | 1883 | abi_long ret; |
1be9e1dc | 1884 | |
2f619698 FB |
1885 | if (get_user_u32(addrlen, target_addrlen_addr)) |
1886 | return -TARGET_EFAULT; | |
1887 | ||
38724253 | 1888 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1889 | return -TARGET_EINVAL; |
38724253 | 1890 | } |
8f7aeaf6 | 1891 | |
917507b0 AP |
1892 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1893 | return -TARGET_EFAULT; | |
1894 | ||
2f619698 FB |
1895 | addr = alloca(addrlen); |
1896 | ||
1be9e1dc PB |
1897 | ret = get_errno(getpeername(fd, addr, &addrlen)); |
1898 | if (!is_error(ret)) { | |
1899 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1900 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1901 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1902 | } |
1903 | return ret; | |
1904 | } | |
1905 | ||
0da46a6e | 1906 | /* do_getsockname() Must return target values and target errnos. */ |
992f48a0 | 1907 | static abi_long do_getsockname(int fd, abi_ulong target_addr, |
2f619698 | 1908 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1909 | { |
2f619698 FB |
1910 | socklen_t addrlen; |
1911 | void *addr; | |
992f48a0 | 1912 | abi_long ret; |
1be9e1dc | 1913 | |
2f619698 FB |
1914 | if (get_user_u32(addrlen, target_addrlen_addr)) |
1915 | return -TARGET_EFAULT; | |
1916 | ||
38724253 | 1917 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1918 | return -TARGET_EINVAL; |
38724253 | 1919 | } |
8f7aeaf6 | 1920 | |
917507b0 AP |
1921 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1922 | return -TARGET_EFAULT; | |
1923 | ||
2f619698 FB |
1924 | addr = alloca(addrlen); |
1925 | ||
1be9e1dc PB |
1926 | ret = get_errno(getsockname(fd, addr, &addrlen)); |
1927 | if (!is_error(ret)) { | |
1928 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1929 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1930 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1931 | } |
1932 | return ret; | |
1933 | } | |
1934 | ||
0da46a6e | 1935 | /* do_socketpair() Must return target values and target errnos. */ |
992f48a0 | 1936 | static abi_long do_socketpair(int domain, int type, int protocol, |
2f619698 | 1937 | abi_ulong target_tab_addr) |
1be9e1dc PB |
1938 | { |
1939 | int tab[2]; | |
992f48a0 | 1940 | abi_long ret; |
1be9e1dc PB |
1941 | |
1942 | ret = get_errno(socketpair(domain, type, protocol, tab)); | |
1943 | if (!is_error(ret)) { | |
2f619698 FB |
1944 | if (put_user_s32(tab[0], target_tab_addr) |
1945 | || put_user_s32(tab[1], target_tab_addr + sizeof(tab[0]))) | |
1946 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1947 | } |
1948 | return ret; | |
1949 | } | |
1950 | ||
0da46a6e | 1951 | /* do_sendto() Must return target values and target errnos. */ |
992f48a0 BS |
1952 | static abi_long do_sendto(int fd, abi_ulong msg, size_t len, int flags, |
1953 | abi_ulong target_addr, socklen_t addrlen) | |
1be9e1dc PB |
1954 | { |
1955 | void *addr; | |
1956 | void *host_msg; | |
992f48a0 | 1957 | abi_long ret; |
1be9e1dc | 1958 | |
38724253 | 1959 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1960 | return -TARGET_EINVAL; |
38724253 | 1961 | } |
8f7aeaf6 | 1962 | |
579a97f7 FB |
1963 | host_msg = lock_user(VERIFY_READ, msg, len, 1); |
1964 | if (!host_msg) | |
1965 | return -TARGET_EFAULT; | |
1be9e1dc PB |
1966 | if (target_addr) { |
1967 | addr = alloca(addrlen); | |
917507b0 AP |
1968 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1969 | if (ret) { | |
1970 | unlock_user(host_msg, msg, 0); | |
1971 | return ret; | |
1972 | } | |
1be9e1dc PB |
1973 | ret = get_errno(sendto(fd, host_msg, len, flags, addr, addrlen)); |
1974 | } else { | |
1975 | ret = get_errno(send(fd, host_msg, len, flags)); | |
1976 | } | |
1977 | unlock_user(host_msg, msg, 0); | |
1978 | return ret; | |
1979 | } | |
1980 | ||
0da46a6e | 1981 | /* do_recvfrom() Must return target values and target errnos. */ |
992f48a0 BS |
1982 | static abi_long do_recvfrom(int fd, abi_ulong msg, size_t len, int flags, |
1983 | abi_ulong target_addr, | |
1984 | abi_ulong target_addrlen) | |
1be9e1dc PB |
1985 | { |
1986 | socklen_t addrlen; | |
1987 | void *addr; | |
1988 | void *host_msg; | |
992f48a0 | 1989 | abi_long ret; |
1be9e1dc | 1990 | |
579a97f7 FB |
1991 | host_msg = lock_user(VERIFY_WRITE, msg, len, 0); |
1992 | if (!host_msg) | |
1993 | return -TARGET_EFAULT; | |
1be9e1dc | 1994 | if (target_addr) { |
2f619698 FB |
1995 | if (get_user_u32(addrlen, target_addrlen)) { |
1996 | ret = -TARGET_EFAULT; | |
1997 | goto fail; | |
1998 | } | |
38724253 | 1999 | if ((int)addrlen < 0) { |
8f7aeaf6 AJ |
2000 | ret = -TARGET_EINVAL; |
2001 | goto fail; | |
2002 | } | |
1be9e1dc PB |
2003 | addr = alloca(addrlen); |
2004 | ret = get_errno(recvfrom(fd, host_msg, len, flags, addr, &addrlen)); | |
2005 | } else { | |
2006 | addr = NULL; /* To keep compiler quiet. */ | |
00aa0040 | 2007 | ret = get_errno(qemu_recv(fd, host_msg, len, flags)); |
1be9e1dc PB |
2008 | } |
2009 | if (!is_error(ret)) { | |
2010 | if (target_addr) { | |
2011 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
2012 | if (put_user_u32(addrlen, target_addrlen)) { |
2013 | ret = -TARGET_EFAULT; | |
2014 | goto fail; | |
2015 | } | |
1be9e1dc PB |
2016 | } |
2017 | unlock_user(host_msg, msg, len); | |
2018 | } else { | |
2f619698 | 2019 | fail: |
1be9e1dc PB |
2020 | unlock_user(host_msg, msg, 0); |
2021 | } | |
2022 | return ret; | |
2023 | } | |
2024 | ||
32407103 | 2025 | #ifdef TARGET_NR_socketcall |
0da46a6e | 2026 | /* do_socketcall() Must return target values and target errnos. */ |
992f48a0 | 2027 | static abi_long do_socketcall(int num, abi_ulong vptr) |
31e31b8a | 2028 | { |
992f48a0 BS |
2029 | abi_long ret; |
2030 | const int n = sizeof(abi_ulong); | |
31e31b8a FB |
2031 | |
2032 | switch(num) { | |
2033 | case SOCKOP_socket: | |
7854b056 | 2034 | { |
98818189 | 2035 | abi_ulong domain, type, protocol; |
2f619698 | 2036 | |
98818189 UH |
2037 | if (get_user_ual(domain, vptr) |
2038 | || get_user_ual(type, vptr + n) | |
2039 | || get_user_ual(protocol, vptr + 2 * n)) | |
2f619698 FB |
2040 | return -TARGET_EFAULT; |
2041 | ||
3532fa74 | 2042 | ret = do_socket(domain, type, protocol); |
7854b056 | 2043 | } |
31e31b8a FB |
2044 | break; |
2045 | case SOCKOP_bind: | |
7854b056 | 2046 | { |
98818189 | 2047 | abi_ulong sockfd; |
2f619698 FB |
2048 | abi_ulong target_addr; |
2049 | socklen_t addrlen; | |
2050 | ||
98818189 | 2051 | if (get_user_ual(sockfd, vptr) |
2f619698 | 2052 | || get_user_ual(target_addr, vptr + n) |
98818189 | 2053 | || get_user_ual(addrlen, vptr + 2 * n)) |
2f619698 FB |
2054 | return -TARGET_EFAULT; |
2055 | ||
3532fa74 | 2056 | ret = do_bind(sockfd, target_addr, addrlen); |
7854b056 | 2057 | } |
31e31b8a FB |
2058 | break; |
2059 | case SOCKOP_connect: | |
7854b056 | 2060 | { |
98818189 | 2061 | abi_ulong sockfd; |
2f619698 FB |
2062 | abi_ulong target_addr; |
2063 | socklen_t addrlen; | |
2064 | ||
98818189 | 2065 | if (get_user_ual(sockfd, vptr) |
2f619698 | 2066 | || get_user_ual(target_addr, vptr + n) |
98818189 | 2067 | || get_user_ual(addrlen, vptr + 2 * n)) |
2f619698 FB |
2068 | return -TARGET_EFAULT; |
2069 | ||
3532fa74 | 2070 | ret = do_connect(sockfd, target_addr, addrlen); |
7854b056 | 2071 | } |
31e31b8a FB |
2072 | break; |
2073 | case SOCKOP_listen: | |
7854b056 | 2074 | { |
98818189 | 2075 | abi_ulong sockfd, backlog; |
2f619698 | 2076 | |
98818189 UH |
2077 | if (get_user_ual(sockfd, vptr) |
2078 | || get_user_ual(backlog, vptr + n)) | |
2f619698 FB |
2079 | return -TARGET_EFAULT; |
2080 | ||
7854b056 FB |
2081 | ret = get_errno(listen(sockfd, backlog)); |
2082 | } | |
31e31b8a FB |
2083 | break; |
2084 | case SOCKOP_accept: | |
2085 | { | |
98818189 | 2086 | abi_ulong sockfd; |
2f619698 FB |
2087 | abi_ulong target_addr, target_addrlen; |
2088 | ||
98818189 | 2089 | if (get_user_ual(sockfd, vptr) |
2f619698 | 2090 | || get_user_ual(target_addr, vptr + n) |
98818189 | 2091 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
2092 | return -TARGET_EFAULT; |
2093 | ||
1be9e1dc | 2094 | ret = do_accept(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
2095 | } |
2096 | break; | |
2097 | case SOCKOP_getsockname: | |
2098 | { | |
98818189 | 2099 | abi_ulong sockfd; |
2f619698 FB |
2100 | abi_ulong target_addr, target_addrlen; |
2101 | ||
98818189 | 2102 | if (get_user_ual(sockfd, vptr) |
2f619698 | 2103 | || get_user_ual(target_addr, vptr + n) |
98818189 | 2104 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
2105 | return -TARGET_EFAULT; |
2106 | ||
1be9e1dc | 2107 | ret = do_getsockname(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
2108 | } |
2109 | break; | |
2110 | case SOCKOP_getpeername: | |
2111 | { | |
98818189 | 2112 | abi_ulong sockfd; |
2f619698 FB |
2113 | abi_ulong target_addr, target_addrlen; |
2114 | ||
98818189 | 2115 | if (get_user_ual(sockfd, vptr) |
2f619698 | 2116 | || get_user_ual(target_addr, vptr + n) |
98818189 | 2117 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
2118 | return -TARGET_EFAULT; |
2119 | ||
1be9e1dc | 2120 | ret = do_getpeername(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
2121 | } |
2122 | break; | |
2123 | case SOCKOP_socketpair: | |
2124 | { | |
98818189 | 2125 | abi_ulong domain, type, protocol; |
2f619698 FB |
2126 | abi_ulong tab; |
2127 | ||
98818189 UH |
2128 | if (get_user_ual(domain, vptr) |
2129 | || get_user_ual(type, vptr + n) | |
2130 | || get_user_ual(protocol, vptr + 2 * n) | |
2f619698 FB |
2131 | || get_user_ual(tab, vptr + 3 * n)) |
2132 | return -TARGET_EFAULT; | |
2133 | ||
1be9e1dc | 2134 | ret = do_socketpair(domain, type, protocol, tab); |
31e31b8a FB |
2135 | } |
2136 | break; | |
2137 | case SOCKOP_send: | |
7854b056 | 2138 | { |
98818189 | 2139 | abi_ulong sockfd; |
2f619698 FB |
2140 | abi_ulong msg; |
2141 | size_t len; | |
98818189 | 2142 | abi_ulong flags; |
2f619698 | 2143 | |
98818189 | 2144 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2145 | || get_user_ual(msg, vptr + n) |
2146 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2147 | || get_user_ual(flags, vptr + 3 * n)) |
2f619698 FB |
2148 | return -TARGET_EFAULT; |
2149 | ||
1be9e1dc | 2150 | ret = do_sendto(sockfd, msg, len, flags, 0, 0); |
7854b056 | 2151 | } |
31e31b8a FB |
2152 | break; |
2153 | case SOCKOP_recv: | |
7854b056 | 2154 | { |
98818189 | 2155 | abi_ulong sockfd; |
2f619698 FB |
2156 | abi_ulong msg; |
2157 | size_t len; | |
98818189 | 2158 | abi_ulong flags; |
2f619698 | 2159 | |
98818189 | 2160 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2161 | || get_user_ual(msg, vptr + n) |
2162 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2163 | || get_user_ual(flags, vptr + 3 * n)) |
2f619698 FB |
2164 | return -TARGET_EFAULT; |
2165 | ||
1be9e1dc | 2166 | ret = do_recvfrom(sockfd, msg, len, flags, 0, 0); |
7854b056 | 2167 | } |
31e31b8a FB |
2168 | break; |
2169 | case SOCKOP_sendto: | |
7854b056 | 2170 | { |
98818189 | 2171 | abi_ulong sockfd; |
2f619698 FB |
2172 | abi_ulong msg; |
2173 | size_t len; | |
98818189 | 2174 | abi_ulong flags; |
2f619698 FB |
2175 | abi_ulong addr; |
2176 | socklen_t addrlen; | |
2177 | ||
98818189 | 2178 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2179 | || get_user_ual(msg, vptr + n) |
2180 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2181 | || get_user_ual(flags, vptr + 3 * n) |
2f619698 | 2182 | || get_user_ual(addr, vptr + 4 * n) |
98818189 | 2183 | || get_user_ual(addrlen, vptr + 5 * n)) |
2f619698 FB |
2184 | return -TARGET_EFAULT; |
2185 | ||
1be9e1dc | 2186 | ret = do_sendto(sockfd, msg, len, flags, addr, addrlen); |
7854b056 | 2187 | } |
31e31b8a FB |
2188 | break; |
2189 | case SOCKOP_recvfrom: | |
2190 | { | |
98818189 | 2191 | abi_ulong sockfd; |
2f619698 FB |
2192 | abi_ulong msg; |
2193 | size_t len; | |
98818189 | 2194 | abi_ulong flags; |
2f619698 FB |
2195 | abi_ulong addr; |
2196 | socklen_t addrlen; | |
2197 | ||
98818189 | 2198 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2199 | || get_user_ual(msg, vptr + n) |
2200 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2201 | || get_user_ual(flags, vptr + 3 * n) |
2f619698 | 2202 | || get_user_ual(addr, vptr + 4 * n) |
98818189 | 2203 | || get_user_ual(addrlen, vptr + 5 * n)) |
2f619698 FB |
2204 | return -TARGET_EFAULT; |
2205 | ||
1be9e1dc | 2206 | ret = do_recvfrom(sockfd, msg, len, flags, addr, addrlen); |
31e31b8a FB |
2207 | } |
2208 | break; | |
2209 | case SOCKOP_shutdown: | |
7854b056 | 2210 | { |
98818189 | 2211 | abi_ulong sockfd, how; |
2f619698 | 2212 | |
98818189 UH |
2213 | if (get_user_ual(sockfd, vptr) |
2214 | || get_user_ual(how, vptr + n)) | |
2f619698 | 2215 | return -TARGET_EFAULT; |
7854b056 FB |
2216 | |
2217 | ret = get_errno(shutdown(sockfd, how)); | |
2218 | } | |
31e31b8a FB |
2219 | break; |
2220 | case SOCKOP_sendmsg: | |
2221 | case SOCKOP_recvmsg: | |
1a9353d2 | 2222 | { |
98818189 | 2223 | abi_ulong fd; |
992f48a0 | 2224 | abi_ulong target_msg; |
98818189 | 2225 | abi_ulong flags; |
1a9353d2 | 2226 | |
98818189 | 2227 | if (get_user_ual(fd, vptr) |
2f619698 | 2228 | || get_user_ual(target_msg, vptr + n) |
98818189 | 2229 | || get_user_ual(flags, vptr + 2 * n)) |
2f619698 | 2230 | return -TARGET_EFAULT; |
3532fa74 | 2231 | |
5fafdf24 | 2232 | ret = do_sendrecvmsg(fd, target_msg, flags, |
3532fa74 | 2233 | (num == SOCKOP_sendmsg)); |
1a9353d2 FB |
2234 | } |
2235 | break; | |
31e31b8a | 2236 | case SOCKOP_setsockopt: |
7854b056 | 2237 | { |
98818189 UH |
2238 | abi_ulong sockfd; |
2239 | abi_ulong level; | |
2240 | abi_ulong optname; | |
2f619698 FB |
2241 | abi_ulong optval; |
2242 | socklen_t optlen; | |
2243 | ||
98818189 UH |
2244 | if (get_user_ual(sockfd, vptr) |
2245 | || get_user_ual(level, vptr + n) | |
2246 | || get_user_ual(optname, vptr + 2 * n) | |
2f619698 | 2247 | || get_user_ual(optval, vptr + 3 * n) |
98818189 | 2248 | || get_user_ual(optlen, vptr + 4 * n)) |
2f619698 | 2249 | return -TARGET_EFAULT; |
7854b056 FB |
2250 | |
2251 | ret = do_setsockopt(sockfd, level, optname, optval, optlen); | |
2252 | } | |
2253 | break; | |
31e31b8a | 2254 | case SOCKOP_getsockopt: |
7854b056 | 2255 | { |
98818189 UH |
2256 | abi_ulong sockfd; |
2257 | abi_ulong level; | |
2258 | abi_ulong optname; | |
2f619698 FB |
2259 | abi_ulong optval; |
2260 | socklen_t optlen; | |
2261 | ||
98818189 UH |
2262 | if (get_user_ual(sockfd, vptr) |
2263 | || get_user_ual(level, vptr + n) | |
2264 | || get_user_ual(optname, vptr + 2 * n) | |
2f619698 | 2265 | || get_user_ual(optval, vptr + 3 * n) |
98818189 | 2266 | || get_user_ual(optlen, vptr + 4 * n)) |
2f619698 | 2267 | return -TARGET_EFAULT; |
7854b056 | 2268 | |
2f619698 | 2269 | ret = do_getsockopt(sockfd, level, optname, optval, optlen); |
7854b056 FB |
2270 | } |
2271 | break; | |
31e31b8a FB |
2272 | default: |
2273 | gemu_log("Unsupported socketcall: %d\n", num); | |
0da46a6e | 2274 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
2275 | break; |
2276 | } | |
2277 | return ret; | |
2278 | } | |
32407103 | 2279 | #endif |
31e31b8a | 2280 | |
8853f86e FB |
2281 | #define N_SHM_REGIONS 32 |
2282 | ||
2283 | static struct shm_region { | |
5a4a898d FB |
2284 | abi_ulong start; |
2285 | abi_ulong size; | |
8853f86e FB |
2286 | } shm_regions[N_SHM_REGIONS]; |
2287 | ||
3eb6b044 TS |
2288 | struct target_ipc_perm |
2289 | { | |
992f48a0 BS |
2290 | abi_long __key; |
2291 | abi_ulong uid; | |
2292 | abi_ulong gid; | |
2293 | abi_ulong cuid; | |
2294 | abi_ulong cgid; | |
3eb6b044 TS |
2295 | unsigned short int mode; |
2296 | unsigned short int __pad1; | |
2297 | unsigned short int __seq; | |
2298 | unsigned short int __pad2; | |
992f48a0 BS |
2299 | abi_ulong __unused1; |
2300 | abi_ulong __unused2; | |
3eb6b044 TS |
2301 | }; |
2302 | ||
2303 | struct target_semid_ds | |
2304 | { | |
2305 | struct target_ipc_perm sem_perm; | |
992f48a0 BS |
2306 | abi_ulong sem_otime; |
2307 | abi_ulong __unused1; | |
2308 | abi_ulong sem_ctime; | |
2309 | abi_ulong __unused2; | |
2310 | abi_ulong sem_nsems; | |
2311 | abi_ulong __unused3; | |
2312 | abi_ulong __unused4; | |
3eb6b044 TS |
2313 | }; |
2314 | ||
579a97f7 FB |
2315 | static inline abi_long target_to_host_ipc_perm(struct ipc_perm *host_ip, |
2316 | abi_ulong target_addr) | |
3eb6b044 TS |
2317 | { |
2318 | struct target_ipc_perm *target_ip; | |
2319 | struct target_semid_ds *target_sd; | |
2320 | ||
579a97f7 FB |
2321 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
2322 | return -TARGET_EFAULT; | |
e8bbe36c | 2323 | target_ip = &(target_sd->sem_perm); |
3eb6b044 TS |
2324 | host_ip->__key = tswapl(target_ip->__key); |
2325 | host_ip->uid = tswapl(target_ip->uid); | |
2326 | host_ip->gid = tswapl(target_ip->gid); | |
2327 | host_ip->cuid = tswapl(target_ip->cuid); | |
2328 | host_ip->cgid = tswapl(target_ip->cgid); | |
2329 | host_ip->mode = tswapl(target_ip->mode); | |
2330 | unlock_user_struct(target_sd, target_addr, 0); | |
579a97f7 | 2331 | return 0; |
3eb6b044 TS |
2332 | } |
2333 | ||
579a97f7 FB |
2334 | static inline abi_long host_to_target_ipc_perm(abi_ulong target_addr, |
2335 | struct ipc_perm *host_ip) | |
3eb6b044 TS |
2336 | { |
2337 | struct target_ipc_perm *target_ip; | |
2338 | struct target_semid_ds *target_sd; | |
2339 | ||
579a97f7 FB |
2340 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
2341 | return -TARGET_EFAULT; | |
3eb6b044 TS |
2342 | target_ip = &(target_sd->sem_perm); |
2343 | target_ip->__key = tswapl(host_ip->__key); | |
2344 | target_ip->uid = tswapl(host_ip->uid); | |
2345 | target_ip->gid = tswapl(host_ip->gid); | |
2346 | target_ip->cuid = tswapl(host_ip->cuid); | |
2347 | target_ip->cgid = tswapl(host_ip->cgid); | |
2348 | target_ip->mode = tswapl(host_ip->mode); | |
2349 | unlock_user_struct(target_sd, target_addr, 1); | |
579a97f7 | 2350 | return 0; |
3eb6b044 TS |
2351 | } |
2352 | ||
579a97f7 FB |
2353 | static inline abi_long target_to_host_semid_ds(struct semid_ds *host_sd, |
2354 | abi_ulong target_addr) | |
3eb6b044 TS |
2355 | { |
2356 | struct target_semid_ds *target_sd; | |
2357 | ||
579a97f7 FB |
2358 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
2359 | return -TARGET_EFAULT; | |
e5289087 AJ |
2360 | if (target_to_host_ipc_perm(&(host_sd->sem_perm),target_addr)) |
2361 | return -TARGET_EFAULT; | |
3eb6b044 TS |
2362 | host_sd->sem_nsems = tswapl(target_sd->sem_nsems); |
2363 | host_sd->sem_otime = tswapl(target_sd->sem_otime); | |
2364 | host_sd->sem_ctime = tswapl(target_sd->sem_ctime); | |
2365 | unlock_user_struct(target_sd, target_addr, 0); | |
579a97f7 | 2366 | return 0; |
3eb6b044 TS |
2367 | } |
2368 | ||
579a97f7 FB |
2369 | static inline abi_long host_to_target_semid_ds(abi_ulong target_addr, |
2370 | struct semid_ds *host_sd) | |
3eb6b044 TS |
2371 | { |
2372 | struct target_semid_ds *target_sd; | |
2373 | ||
579a97f7 FB |
2374 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
2375 | return -TARGET_EFAULT; | |
e5289087 AJ |
2376 | if (host_to_target_ipc_perm(target_addr,&(host_sd->sem_perm))) |
2377 | return -TARGET_EFAULT;; | |
3eb6b044 TS |
2378 | target_sd->sem_nsems = tswapl(host_sd->sem_nsems); |
2379 | target_sd->sem_otime = tswapl(host_sd->sem_otime); | |
2380 | target_sd->sem_ctime = tswapl(host_sd->sem_ctime); | |
2381 | unlock_user_struct(target_sd, target_addr, 1); | |
579a97f7 | 2382 | return 0; |
3eb6b044 TS |
2383 | } |
2384 | ||
e5289087 AJ |
2385 | struct target_seminfo { |
2386 | int semmap; | |
2387 | int semmni; | |
2388 | int semmns; | |
2389 | int semmnu; | |
2390 | int semmsl; | |
2391 | int semopm; | |
2392 | int semume; | |
2393 | int semusz; | |
2394 | int semvmx; | |
2395 | int semaem; | |
2396 | }; | |
2397 | ||
2398 | static inline abi_long host_to_target_seminfo(abi_ulong target_addr, | |
2399 | struct seminfo *host_seminfo) | |
2400 | { | |
2401 | struct target_seminfo *target_seminfo; | |
2402 | if (!lock_user_struct(VERIFY_WRITE, target_seminfo, target_addr, 0)) | |
2403 | return -TARGET_EFAULT; | |
2404 | __put_user(host_seminfo->semmap, &target_seminfo->semmap); | |
2405 | __put_user(host_seminfo->semmni, &target_seminfo->semmni); | |
2406 | __put_user(host_seminfo->semmns, &target_seminfo->semmns); | |
2407 | __put_user(host_seminfo->semmnu, &target_seminfo->semmnu); | |
2408 | __put_user(host_seminfo->semmsl, &target_seminfo->semmsl); | |
2409 | __put_user(host_seminfo->semopm, &target_seminfo->semopm); | |
2410 | __put_user(host_seminfo->semume, &target_seminfo->semume); | |
2411 | __put_user(host_seminfo->semusz, &target_seminfo->semusz); | |
2412 | __put_user(host_seminfo->semvmx, &target_seminfo->semvmx); | |
2413 | __put_user(host_seminfo->semaem, &target_seminfo->semaem); | |
2414 | unlock_user_struct(target_seminfo, target_addr, 1); | |
2415 | return 0; | |
2416 | } | |
2417 | ||
fa294816 TS |
2418 | union semun { |
2419 | int val; | |
3eb6b044 | 2420 | struct semid_ds *buf; |
fa294816 | 2421 | unsigned short *array; |
e5289087 | 2422 | struct seminfo *__buf; |
fa294816 TS |
2423 | }; |
2424 | ||
3eb6b044 TS |
2425 | union target_semun { |
2426 | int val; | |
e5289087 AJ |
2427 | abi_ulong buf; |
2428 | abi_ulong array; | |
2429 | abi_ulong __buf; | |
3eb6b044 TS |
2430 | }; |
2431 | ||
e5289087 AJ |
2432 | static inline abi_long target_to_host_semarray(int semid, unsigned short **host_array, |
2433 | abi_ulong target_addr) | |
3eb6b044 | 2434 | { |
e5289087 AJ |
2435 | int nsems; |
2436 | unsigned short *array; | |
2437 | union semun semun; | |
2438 | struct semid_ds semid_ds; | |
2439 | int i, ret; | |
3eb6b044 | 2440 | |
e5289087 AJ |
2441 | semun.buf = &semid_ds; |
2442 | ||
2443 | ret = semctl(semid, 0, IPC_STAT, semun); | |
2444 | if (ret == -1) | |
2445 | return get_errno(ret); | |
2446 | ||
2447 | nsems = semid_ds.sem_nsems; | |
2448 | ||
2449 | *host_array = malloc(nsems*sizeof(unsigned short)); | |
2450 | array = lock_user(VERIFY_READ, target_addr, | |
2451 | nsems*sizeof(unsigned short), 1); | |
2452 | if (!array) | |
2453 | return -TARGET_EFAULT; | |
2454 | ||
2455 | for(i=0; i<nsems; i++) { | |
2456 | __get_user((*host_array)[i], &array[i]); | |
3eb6b044 | 2457 | } |
e5289087 AJ |
2458 | unlock_user(array, target_addr, 0); |
2459 | ||
579a97f7 | 2460 | return 0; |
3eb6b044 TS |
2461 | } |
2462 | ||
e5289087 AJ |
2463 | static inline abi_long host_to_target_semarray(int semid, abi_ulong target_addr, |
2464 | unsigned short **host_array) | |
3eb6b044 | 2465 | { |
e5289087 AJ |
2466 | int nsems; |
2467 | unsigned short *array; | |
2468 | union semun semun; | |
2469 | struct semid_ds semid_ds; | |
2470 | int i, ret; | |
3eb6b044 | 2471 | |
e5289087 AJ |
2472 | semun.buf = &semid_ds; |
2473 | ||
2474 | ret = semctl(semid, 0, IPC_STAT, semun); | |
2475 | if (ret == -1) | |
2476 | return get_errno(ret); | |
2477 | ||
2478 | nsems = semid_ds.sem_nsems; | |
2479 | ||
2480 | array = lock_user(VERIFY_WRITE, target_addr, | |
2481 | nsems*sizeof(unsigned short), 0); | |
2482 | if (!array) | |
2483 | return -TARGET_EFAULT; | |
2484 | ||
2485 | for(i=0; i<nsems; i++) { | |
2486 | __put_user((*host_array)[i], &array[i]); | |
3eb6b044 | 2487 | } |
e5289087 AJ |
2488 | free(*host_array); |
2489 | unlock_user(array, target_addr, 1); | |
2490 | ||
579a97f7 | 2491 | return 0; |
3eb6b044 TS |
2492 | } |
2493 | ||
e5289087 AJ |
2494 | static inline abi_long do_semctl(int semid, int semnum, int cmd, |
2495 | union target_semun target_su) | |
3eb6b044 TS |
2496 | { |
2497 | union semun arg; | |
2498 | struct semid_ds dsarg; | |
7b8118e8 | 2499 | unsigned short *array = NULL; |
e5289087 AJ |
2500 | struct seminfo seminfo; |
2501 | abi_long ret = -TARGET_EINVAL; | |
2502 | abi_long err; | |
2503 | cmd &= 0xff; | |
3eb6b044 TS |
2504 | |
2505 | switch( cmd ) { | |
2506 | case GETVAL: | |
3eb6b044 | 2507 | case SETVAL: |
e5289087 AJ |
2508 | arg.val = tswapl(target_su.val); |
2509 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2510 | target_su.val = tswapl(arg.val); | |
3eb6b044 TS |
2511 | break; |
2512 | case GETALL: | |
3eb6b044 | 2513 | case SETALL: |
e5289087 AJ |
2514 | err = target_to_host_semarray(semid, &array, target_su.array); |
2515 | if (err) | |
2516 | return err; | |
2517 | arg.array = array; | |
2518 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2519 | err = host_to_target_semarray(semid, target_su.array, &array); | |
2520 | if (err) | |
2521 | return err; | |
3eb6b044 TS |
2522 | break; |
2523 | case IPC_STAT: | |
3eb6b044 | 2524 | case IPC_SET: |
e5289087 AJ |
2525 | case SEM_STAT: |
2526 | err = target_to_host_semid_ds(&dsarg, target_su.buf); | |
2527 | if (err) | |
2528 | return err; | |
2529 | arg.buf = &dsarg; | |
2530 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2531 | err = host_to_target_semid_ds(target_su.buf, &dsarg); | |
2532 | if (err) | |
2533 | return err; | |
2534 | break; | |
2535 | case IPC_INFO: | |
2536 | case SEM_INFO: | |
2537 | arg.__buf = &seminfo; | |
2538 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2539 | err = host_to_target_seminfo(target_su.__buf, &seminfo); | |
2540 | if (err) | |
2541 | return err; | |
2542 | break; | |
2543 | case IPC_RMID: | |
2544 | case GETPID: | |
2545 | case GETNCNT: | |
2546 | case GETZCNT: | |
2547 | ret = get_errno(semctl(semid, semnum, cmd, NULL)); | |
3eb6b044 | 2548 | break; |
3eb6b044 TS |
2549 | } |
2550 | ||
2551 | return ret; | |
2552 | } | |
2553 | ||
e5289087 AJ |
2554 | struct target_sembuf { |
2555 | unsigned short sem_num; | |
2556 | short sem_op; | |
2557 | short sem_flg; | |
2558 | }; | |
2559 | ||
2560 | static inline abi_long target_to_host_sembuf(struct sembuf *host_sembuf, | |
2561 | abi_ulong target_addr, | |
2562 | unsigned nsops) | |
2563 | { | |
2564 | struct target_sembuf *target_sembuf; | |
2565 | int i; | |
2566 | ||
2567 | target_sembuf = lock_user(VERIFY_READ, target_addr, | |
2568 | nsops*sizeof(struct target_sembuf), 1); | |
2569 | if (!target_sembuf) | |
2570 | return -TARGET_EFAULT; | |
2571 | ||
2572 | for(i=0; i<nsops; i++) { | |
2573 | __get_user(host_sembuf[i].sem_num, &target_sembuf[i].sem_num); | |
2574 | __get_user(host_sembuf[i].sem_op, &target_sembuf[i].sem_op); | |
2575 | __get_user(host_sembuf[i].sem_flg, &target_sembuf[i].sem_flg); | |
2576 | } | |
2577 | ||
2578 | unlock_user(target_sembuf, target_addr, 0); | |
2579 | ||
2580 | return 0; | |
2581 | } | |
2582 | ||
2583 | static inline abi_long do_semop(int semid, abi_long ptr, unsigned nsops) | |
2584 | { | |
2585 | struct sembuf sops[nsops]; | |
2586 | ||
2587 | if (target_to_host_sembuf(sops, ptr, nsops)) | |
2588 | return -TARGET_EFAULT; | |
2589 | ||
2590 | return semop(semid, sops, nsops); | |
2591 | } | |
2592 | ||
1bc012f6 TS |
2593 | struct target_msqid_ds |
2594 | { | |
1c54ff97 AJ |
2595 | struct target_ipc_perm msg_perm; |
2596 | abi_ulong msg_stime; | |
2597 | #if TARGET_ABI_BITS == 32 | |
2598 | abi_ulong __unused1; | |
2599 | #endif | |
2600 | abi_ulong msg_rtime; | |
2601 | #if TARGET_ABI_BITS == 32 | |
2602 | abi_ulong __unused2; | |
2603 | #endif | |
2604 | abi_ulong msg_ctime; | |
2605 | #if TARGET_ABI_BITS == 32 | |
2606 | abi_ulong __unused3; | |
2607 | #endif | |
2608 | abi_ulong __msg_cbytes; | |
2609 | abi_ulong msg_qnum; | |
2610 | abi_ulong msg_qbytes; | |
2611 | abi_ulong msg_lspid; | |
2612 | abi_ulong msg_lrpid; | |
2613 | abi_ulong __unused4; | |
2614 | abi_ulong __unused5; | |
1bc012f6 TS |
2615 | }; |
2616 | ||
579a97f7 FB |
2617 | static inline abi_long target_to_host_msqid_ds(struct msqid_ds *host_md, |
2618 | abi_ulong target_addr) | |
1bc012f6 TS |
2619 | { |
2620 | struct target_msqid_ds *target_md; | |
2621 | ||
579a97f7 FB |
2622 | if (!lock_user_struct(VERIFY_READ, target_md, target_addr, 1)) |
2623 | return -TARGET_EFAULT; | |
1c54ff97 AJ |
2624 | if (target_to_host_ipc_perm(&(host_md->msg_perm),target_addr)) |
2625 | return -TARGET_EFAULT; | |
1bc012f6 TS |
2626 | host_md->msg_stime = tswapl(target_md->msg_stime); |
2627 | host_md->msg_rtime = tswapl(target_md->msg_rtime); | |
2628 | host_md->msg_ctime = tswapl(target_md->msg_ctime); | |
2629 | host_md->__msg_cbytes = tswapl(target_md->__msg_cbytes); | |
2630 | host_md->msg_qnum = tswapl(target_md->msg_qnum); | |
2631 | host_md->msg_qbytes = tswapl(target_md->msg_qbytes); | |
2632 | host_md->msg_lspid = tswapl(target_md->msg_lspid); | |
2633 | host_md->msg_lrpid = tswapl(target_md->msg_lrpid); | |
2634 | unlock_user_struct(target_md, target_addr, 0); | |
579a97f7 | 2635 | return 0; |
1bc012f6 TS |
2636 | } |
2637 | ||
579a97f7 FB |
2638 | static inline abi_long host_to_target_msqid_ds(abi_ulong target_addr, |
2639 | struct msqid_ds *host_md) | |
1bc012f6 TS |
2640 | { |
2641 | struct target_msqid_ds *target_md; | |
2642 | ||
579a97f7 FB |
2643 | if (!lock_user_struct(VERIFY_WRITE, target_md, target_addr, 0)) |
2644 | return -TARGET_EFAULT; | |
1c54ff97 AJ |
2645 | if (host_to_target_ipc_perm(target_addr,&(host_md->msg_perm))) |
2646 | return -TARGET_EFAULT; | |
1bc012f6 TS |
2647 | target_md->msg_stime = tswapl(host_md->msg_stime); |
2648 | target_md->msg_rtime = tswapl(host_md->msg_rtime); | |
2649 | target_md->msg_ctime = tswapl(host_md->msg_ctime); | |
2650 | target_md->__msg_cbytes = tswapl(host_md->__msg_cbytes); | |
2651 | target_md->msg_qnum = tswapl(host_md->msg_qnum); | |
2652 | target_md->msg_qbytes = tswapl(host_md->msg_qbytes); | |
2653 | target_md->msg_lspid = tswapl(host_md->msg_lspid); | |
2654 | target_md->msg_lrpid = tswapl(host_md->msg_lrpid); | |
2655 | unlock_user_struct(target_md, target_addr, 1); | |
579a97f7 | 2656 | return 0; |
1bc012f6 TS |
2657 | } |
2658 | ||
1c54ff97 AJ |
2659 | struct target_msginfo { |
2660 | int msgpool; | |
2661 | int msgmap; | |
2662 | int msgmax; | |
2663 | int msgmnb; | |
2664 | int msgmni; | |
2665 | int msgssz; | |
2666 | int msgtql; | |
2667 | unsigned short int msgseg; | |
2668 | }; | |
2669 | ||
2670 | static inline abi_long host_to_target_msginfo(abi_ulong target_addr, | |
2671 | struct msginfo *host_msginfo) | |
2672 | { | |
2673 | struct target_msginfo *target_msginfo; | |
2674 | if (!lock_user_struct(VERIFY_WRITE, target_msginfo, target_addr, 0)) | |
2675 | return -TARGET_EFAULT; | |
2676 | __put_user(host_msginfo->msgpool, &target_msginfo->msgpool); | |
2677 | __put_user(host_msginfo->msgmap, &target_msginfo->msgmap); | |
2678 | __put_user(host_msginfo->msgmax, &target_msginfo->msgmax); | |
2679 | __put_user(host_msginfo->msgmnb, &target_msginfo->msgmnb); | |
2680 | __put_user(host_msginfo->msgmni, &target_msginfo->msgmni); | |
2681 | __put_user(host_msginfo->msgssz, &target_msginfo->msgssz); | |
2682 | __put_user(host_msginfo->msgtql, &target_msginfo->msgtql); | |
2683 | __put_user(host_msginfo->msgseg, &target_msginfo->msgseg); | |
2684 | unlock_user_struct(target_msginfo, target_addr, 1); | |
00b229ac | 2685 | return 0; |
1c54ff97 AJ |
2686 | } |
2687 | ||
2688 | static inline abi_long do_msgctl(int msgid, int cmd, abi_long ptr) | |
1bc012f6 TS |
2689 | { |
2690 | struct msqid_ds dsarg; | |
1c54ff97 AJ |
2691 | struct msginfo msginfo; |
2692 | abi_long ret = -TARGET_EINVAL; | |
2693 | ||
2694 | cmd &= 0xff; | |
2695 | ||
2696 | switch (cmd) { | |
1bc012f6 TS |
2697 | case IPC_STAT: |
2698 | case IPC_SET: | |
1c54ff97 AJ |
2699 | case MSG_STAT: |
2700 | if (target_to_host_msqid_ds(&dsarg,ptr)) | |
2701 | return -TARGET_EFAULT; | |
2702 | ret = get_errno(msgctl(msgid, cmd, &dsarg)); | |
2703 | if (host_to_target_msqid_ds(ptr,&dsarg)) | |
2704 | return -TARGET_EFAULT; | |
2705 | break; | |
2706 | case IPC_RMID: | |
2707 | ret = get_errno(msgctl(msgid, cmd, NULL)); | |
2708 | break; | |
2709 | case IPC_INFO: | |
2710 | case MSG_INFO: | |
2711 | ret = get_errno(msgctl(msgid, cmd, (struct msqid_ds *)&msginfo)); | |
2712 | if (host_to_target_msginfo(ptr, &msginfo)) | |
2713 | return -TARGET_EFAULT; | |
2714 | break; | |
1bc012f6 | 2715 | } |
1c54ff97 | 2716 | |
1bc012f6 TS |
2717 | return ret; |
2718 | } | |
2719 | ||
2720 | struct target_msgbuf { | |
1c54ff97 AJ |
2721 | abi_long mtype; |
2722 | char mtext[1]; | |
1bc012f6 TS |
2723 | }; |
2724 | ||
992f48a0 BS |
2725 | static inline abi_long do_msgsnd(int msqid, abi_long msgp, |
2726 | unsigned int msgsz, int msgflg) | |
1bc012f6 TS |
2727 | { |
2728 | struct target_msgbuf *target_mb; | |
2729 | struct msgbuf *host_mb; | |
992f48a0 | 2730 | abi_long ret = 0; |
1bc012f6 | 2731 | |
579a97f7 FB |
2732 | if (!lock_user_struct(VERIFY_READ, target_mb, msgp, 0)) |
2733 | return -TARGET_EFAULT; | |
1bc012f6 | 2734 | host_mb = malloc(msgsz+sizeof(long)); |
1c54ff97 AJ |
2735 | host_mb->mtype = (abi_long) tswapl(target_mb->mtype); |
2736 | memcpy(host_mb->mtext, target_mb->mtext, msgsz); | |
1bc012f6 TS |
2737 | ret = get_errno(msgsnd(msqid, host_mb, msgsz, msgflg)); |
2738 | free(host_mb); | |
2739 | unlock_user_struct(target_mb, msgp, 0); | |
2740 | ||
2741 | return ret; | |
2742 | } | |
2743 | ||
992f48a0 | 2744 | static inline abi_long do_msgrcv(int msqid, abi_long msgp, |
1c54ff97 | 2745 | unsigned int msgsz, abi_long msgtyp, |
992f48a0 | 2746 | int msgflg) |
1bc012f6 TS |
2747 | { |
2748 | struct target_msgbuf *target_mb; | |
579a97f7 | 2749 | char *target_mtext; |
1bc012f6 | 2750 | struct msgbuf *host_mb; |
992f48a0 | 2751 | abi_long ret = 0; |
1bc012f6 | 2752 | |
579a97f7 FB |
2753 | if (!lock_user_struct(VERIFY_WRITE, target_mb, msgp, 0)) |
2754 | return -TARGET_EFAULT; | |
1c54ff97 | 2755 | |
1bc012f6 | 2756 | host_mb = malloc(msgsz+sizeof(long)); |
1c54ff97 AJ |
2757 | ret = get_errno(msgrcv(msqid, host_mb, msgsz, tswapl(msgtyp), msgflg)); |
2758 | ||
579a97f7 FB |
2759 | if (ret > 0) { |
2760 | abi_ulong target_mtext_addr = msgp + sizeof(abi_ulong); | |
2761 | target_mtext = lock_user(VERIFY_WRITE, target_mtext_addr, ret, 0); | |
2762 | if (!target_mtext) { | |
2763 | ret = -TARGET_EFAULT; | |
2764 | goto end; | |
2765 | } | |
1c54ff97 | 2766 | memcpy(target_mb->mtext, host_mb->mtext, ret); |
579a97f7 FB |
2767 | unlock_user(target_mtext, target_mtext_addr, ret); |
2768 | } | |
1c54ff97 | 2769 | |
1bc012f6 TS |
2770 | target_mb->mtype = tswapl(host_mb->mtype); |
2771 | free(host_mb); | |
1bc012f6 | 2772 | |
579a97f7 FB |
2773 | end: |
2774 | if (target_mb) | |
2775 | unlock_user_struct(target_mb, msgp, 1); | |
1bc012f6 TS |
2776 | return ret; |
2777 | } | |
2778 | ||
88a8c984 RV |
2779 | struct target_shmid_ds |
2780 | { | |
2781 | struct target_ipc_perm shm_perm; | |
2782 | abi_ulong shm_segsz; | |
2783 | abi_ulong shm_atime; | |
2784 | #if TARGET_ABI_BITS == 32 | |
2785 | abi_ulong __unused1; | |
2786 | #endif | |
2787 | abi_ulong shm_dtime; | |
2788 | #if TARGET_ABI_BITS == 32 | |
2789 | abi_ulong __unused2; | |
2790 | #endif | |
2791 | abi_ulong shm_ctime; | |
2792 | #if TARGET_ABI_BITS == 32 | |
2793 | abi_ulong __unused3; | |
2794 | #endif | |
2795 | int shm_cpid; | |
2796 | int shm_lpid; | |
2797 | abi_ulong shm_nattch; | |
2798 | unsigned long int __unused4; | |
2799 | unsigned long int __unused5; | |
2800 | }; | |
2801 | ||
2802 | static inline abi_long target_to_host_shmid_ds(struct shmid_ds *host_sd, | |
2803 | abi_ulong target_addr) | |
2804 | { | |
2805 | struct target_shmid_ds *target_sd; | |
2806 | ||
2807 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) | |
2808 | return -TARGET_EFAULT; | |
2809 | if (target_to_host_ipc_perm(&(host_sd->shm_perm), target_addr)) | |
2810 | return -TARGET_EFAULT; | |
2811 | __get_user(host_sd->shm_segsz, &target_sd->shm_segsz); | |
2812 | __get_user(host_sd->shm_atime, &target_sd->shm_atime); | |
2813 | __get_user(host_sd->shm_dtime, &target_sd->shm_dtime); | |
2814 | __get_user(host_sd->shm_ctime, &target_sd->shm_ctime); | |
2815 | __get_user(host_sd->shm_cpid, &target_sd->shm_cpid); | |
2816 | __get_user(host_sd->shm_lpid, &target_sd->shm_lpid); | |
2817 | __get_user(host_sd->shm_nattch, &target_sd->shm_nattch); | |
2818 | unlock_user_struct(target_sd, target_addr, 0); | |
2819 | return 0; | |
2820 | } | |
2821 | ||
2822 | static inline abi_long host_to_target_shmid_ds(abi_ulong target_addr, | |
2823 | struct shmid_ds *host_sd) | |
2824 | { | |
2825 | struct target_shmid_ds *target_sd; | |
2826 | ||
2827 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) | |
2828 | return -TARGET_EFAULT; | |
2829 | if (host_to_target_ipc_perm(target_addr, &(host_sd->shm_perm))) | |
2830 | return -TARGET_EFAULT; | |
2831 | __put_user(host_sd->shm_segsz, &target_sd->shm_segsz); | |
2832 | __put_user(host_sd->shm_atime, &target_sd->shm_atime); | |
2833 | __put_user(host_sd->shm_dtime, &target_sd->shm_dtime); | |
2834 | __put_user(host_sd->shm_ctime, &target_sd->shm_ctime); | |
2835 | __put_user(host_sd->shm_cpid, &target_sd->shm_cpid); | |
2836 | __put_user(host_sd->shm_lpid, &target_sd->shm_lpid); | |
2837 | __put_user(host_sd->shm_nattch, &target_sd->shm_nattch); | |
2838 | unlock_user_struct(target_sd, target_addr, 1); | |
2839 | return 0; | |
2840 | } | |
2841 | ||
2842 | struct target_shminfo { | |
2843 | abi_ulong shmmax; | |
2844 | abi_ulong shmmin; | |
2845 | abi_ulong shmmni; | |
2846 | abi_ulong shmseg; | |
2847 | abi_ulong shmall; | |
2848 | }; | |
2849 | ||
2850 | static inline abi_long host_to_target_shminfo(abi_ulong target_addr, | |
2851 | struct shminfo *host_shminfo) | |
2852 | { | |
2853 | struct target_shminfo *target_shminfo; | |
2854 | if (!lock_user_struct(VERIFY_WRITE, target_shminfo, target_addr, 0)) | |
2855 | return -TARGET_EFAULT; | |
2856 | __put_user(host_shminfo->shmmax, &target_shminfo->shmmax); | |
2857 | __put_user(host_shminfo->shmmin, &target_shminfo->shmmin); | |
2858 | __put_user(host_shminfo->shmmni, &target_shminfo->shmmni); | |
2859 | __put_user(host_shminfo->shmseg, &target_shminfo->shmseg); | |
2860 | __put_user(host_shminfo->shmall, &target_shminfo->shmall); | |
2861 | unlock_user_struct(target_shminfo, target_addr, 1); | |
2862 | return 0; | |
2863 | } | |
2864 | ||
2865 | struct target_shm_info { | |
2866 | int used_ids; | |
2867 | abi_ulong shm_tot; | |
2868 | abi_ulong shm_rss; | |
2869 | abi_ulong shm_swp; | |
2870 | abi_ulong swap_attempts; | |
2871 | abi_ulong swap_successes; | |
2872 | }; | |
2873 | ||
2874 | static inline abi_long host_to_target_shm_info(abi_ulong target_addr, | |
2875 | struct shm_info *host_shm_info) | |
2876 | { | |
2877 | struct target_shm_info *target_shm_info; | |
2878 | if (!lock_user_struct(VERIFY_WRITE, target_shm_info, target_addr, 0)) | |
2879 | return -TARGET_EFAULT; | |
2880 | __put_user(host_shm_info->used_ids, &target_shm_info->used_ids); | |
2881 | __put_user(host_shm_info->shm_tot, &target_shm_info->shm_tot); | |
2882 | __put_user(host_shm_info->shm_rss, &target_shm_info->shm_rss); | |
2883 | __put_user(host_shm_info->shm_swp, &target_shm_info->shm_swp); | |
2884 | __put_user(host_shm_info->swap_attempts, &target_shm_info->swap_attempts); | |
2885 | __put_user(host_shm_info->swap_successes, &target_shm_info->swap_successes); | |
2886 | unlock_user_struct(target_shm_info, target_addr, 1); | |
2887 | return 0; | |
2888 | } | |
2889 | ||
2890 | static inline abi_long do_shmctl(int shmid, int cmd, abi_long buf) | |
2891 | { | |
2892 | struct shmid_ds dsarg; | |
2893 | struct shminfo shminfo; | |
2894 | struct shm_info shm_info; | |
2895 | abi_long ret = -TARGET_EINVAL; | |
2896 | ||
2897 | cmd &= 0xff; | |
2898 | ||
2899 | switch(cmd) { | |
2900 | case IPC_STAT: | |
2901 | case IPC_SET: | |
2902 | case SHM_STAT: | |
2903 | if (target_to_host_shmid_ds(&dsarg, buf)) | |
2904 | return -TARGET_EFAULT; | |
2905 | ret = get_errno(shmctl(shmid, cmd, &dsarg)); | |
2906 | if (host_to_target_shmid_ds(buf, &dsarg)) | |
2907 | return -TARGET_EFAULT; | |
2908 | break; | |
2909 | case IPC_INFO: | |
2910 | ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shminfo)); | |
2911 | if (host_to_target_shminfo(buf, &shminfo)) | |
2912 | return -TARGET_EFAULT; | |
2913 | break; | |
2914 | case SHM_INFO: | |
2915 | ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shm_info)); | |
2916 | if (host_to_target_shm_info(buf, &shm_info)) | |
2917 | return -TARGET_EFAULT; | |
2918 | break; | |
2919 | case IPC_RMID: | |
2920 | case SHM_LOCK: | |
2921 | case SHM_UNLOCK: | |
2922 | ret = get_errno(shmctl(shmid, cmd, NULL)); | |
2923 | break; | |
2924 | } | |
2925 | ||
2926 | return ret; | |
2927 | } | |
2928 | ||
2929 | static inline abi_ulong do_shmat(int shmid, abi_ulong shmaddr, int shmflg) | |
2930 | { | |
2931 | abi_long raddr; | |
2932 | void *host_raddr; | |
2933 | struct shmid_ds shm_info; | |
2934 | int i,ret; | |
2935 | ||
2936 | /* find out the length of the shared memory segment */ | |
2937 | ret = get_errno(shmctl(shmid, IPC_STAT, &shm_info)); | |
2938 | if (is_error(ret)) { | |
2939 | /* can't get length, bail out */ | |
2940 | return ret; | |
2941 | } | |
2942 | ||
2943 | mmap_lock(); | |
2944 | ||
2945 | if (shmaddr) | |
2946 | host_raddr = shmat(shmid, (void *)g2h(shmaddr), shmflg); | |
2947 | else { | |
2948 | abi_ulong mmap_start; | |
2949 | ||
2950 | mmap_start = mmap_find_vma(0, shm_info.shm_segsz); | |
2951 | ||
2952 | if (mmap_start == -1) { | |
2953 | errno = ENOMEM; | |
2954 | host_raddr = (void *)-1; | |
2955 | } else | |
2956 | host_raddr = shmat(shmid, g2h(mmap_start), shmflg | SHM_REMAP); | |
2957 | } | |
2958 | ||
2959 | if (host_raddr == (void *)-1) { | |
2960 | mmap_unlock(); | |
2961 | return get_errno((long)host_raddr); | |
2962 | } | |
2963 | raddr=h2g((unsigned long)host_raddr); | |
2964 | ||
2965 | page_set_flags(raddr, raddr + shm_info.shm_segsz, | |
2966 | PAGE_VALID | PAGE_READ | | |
2967 | ((shmflg & SHM_RDONLY)? 0 : PAGE_WRITE)); | |
2968 | ||
2969 | for (i = 0; i < N_SHM_REGIONS; i++) { | |
2970 | if (shm_regions[i].start == 0) { | |
2971 | shm_regions[i].start = raddr; | |
2972 | shm_regions[i].size = shm_info.shm_segsz; | |
2973 | break; | |
2974 | } | |
2975 | } | |
2976 | ||
2977 | mmap_unlock(); | |
2978 | return raddr; | |
2979 | ||
2980 | } | |
2981 | ||
2982 | static inline abi_long do_shmdt(abi_ulong shmaddr) | |
2983 | { | |
2984 | int i; | |
2985 | ||
2986 | for (i = 0; i < N_SHM_REGIONS; ++i) { | |
2987 | if (shm_regions[i].start == shmaddr) { | |
2988 | shm_regions[i].start = 0; | |
e00ac249 | 2989 | page_set_flags(shmaddr, shmaddr + shm_regions[i].size, 0); |
88a8c984 RV |
2990 | break; |
2991 | } | |
2992 | } | |
2993 | ||
2994 | return get_errno(shmdt(g2h(shmaddr))); | |
2995 | } | |
2996 | ||
1c54ff97 | 2997 | #ifdef TARGET_NR_ipc |
53a5960a | 2998 | /* ??? This only works with linear mappings. */ |
0da46a6e | 2999 | /* do_ipc() must return target values and target errnos. */ |
992f48a0 BS |
3000 | static abi_long do_ipc(unsigned int call, int first, |
3001 | int second, int third, | |
3002 | abi_long ptr, abi_long fifth) | |
8853f86e FB |
3003 | { |
3004 | int version; | |
992f48a0 | 3005 | abi_long ret = 0; |
8853f86e FB |
3006 | |
3007 | version = call >> 16; | |
3008 | call &= 0xffff; | |
3009 | ||
3010 | switch (call) { | |
fa294816 | 3011 | case IPCOP_semop: |
e5289087 | 3012 | ret = do_semop(first, ptr, second); |
fa294816 TS |
3013 | break; |
3014 | ||
3015 | case IPCOP_semget: | |
3016 | ret = get_errno(semget(first, second, third)); | |
3017 | break; | |
3018 | ||
3019 | case IPCOP_semctl: | |
e5289087 | 3020 | ret = do_semctl(first, second, third, (union target_semun)(abi_ulong) ptr); |
fa294816 | 3021 | break; |
d96372ef | 3022 | |
1c54ff97 AJ |
3023 | case IPCOP_msgget: |
3024 | ret = get_errno(msgget(first, second)); | |
3025 | break; | |
d96372ef | 3026 | |
1c54ff97 AJ |
3027 | case IPCOP_msgsnd: |
3028 | ret = do_msgsnd(first, ptr, second, third); | |
3029 | break; | |
d96372ef | 3030 | |
1c54ff97 AJ |
3031 | case IPCOP_msgctl: |
3032 | ret = do_msgctl(first, second, ptr); | |
3033 | break; | |
d96372ef | 3034 | |
1c54ff97 AJ |
3035 | case IPCOP_msgrcv: |
3036 | switch (version) { | |
3037 | case 0: | |
3038 | { | |
3039 | struct target_ipc_kludge { | |
3040 | abi_long msgp; | |
3041 | abi_long msgtyp; | |
3042 | } *tmp; | |
3043 | ||
3044 | if (!lock_user_struct(VERIFY_READ, tmp, ptr, 1)) { | |
3045 | ret = -TARGET_EFAULT; | |
3046 | break; | |
3047 | } | |
d96372ef | 3048 | |
1c54ff97 | 3049 | ret = do_msgrcv(first, tmp->msgp, second, tmp->msgtyp, third); |
d96372ef | 3050 | |
1c54ff97 AJ |
3051 | unlock_user_struct(tmp, ptr, 0); |
3052 | break; | |
3053 | } | |
3054 | default: | |
3055 | ret = do_msgrcv(first, ptr, second, fifth, third); | |
3056 | } | |
3057 | break; | |
d96372ef | 3058 | |
8853f86e | 3059 | case IPCOP_shmat: |
88a8c984 RV |
3060 | switch (version) { |
3061 | default: | |
5a4a898d FB |
3062 | { |
3063 | abi_ulong raddr; | |
88a8c984 RV |
3064 | raddr = do_shmat(first, ptr, second); |
3065 | if (is_error(raddr)) | |
3066 | return get_errno(raddr); | |
2f619698 | 3067 | if (put_user_ual(raddr, third)) |
5a4a898d | 3068 | return -TARGET_EFAULT; |
88a8c984 RV |
3069 | break; |
3070 | } | |
3071 | case 1: | |
3072 | ret = -TARGET_EINVAL; | |
3073 | break; | |
5a4a898d | 3074 | } |
8853f86e FB |
3075 | break; |
3076 | case IPCOP_shmdt: | |
88a8c984 | 3077 | ret = do_shmdt(ptr); |
8853f86e FB |
3078 | break; |
3079 | ||
3080 | case IPCOP_shmget: | |
3081 | /* IPC_* flag values are the same on all linux platforms */ | |
3082 | ret = get_errno(shmget(first, second, third)); | |
3083 | break; | |
3084 | ||
3085 | /* IPC_* and SHM_* command values are the same on all linux platforms */ | |
3086 | case IPCOP_shmctl: | |
88a8c984 | 3087 | ret = do_shmctl(first, second, third); |
8853f86e FB |
3088 | break; |
3089 | default: | |
32407103 | 3090 | gemu_log("Unsupported ipc call: %d (version %d)\n", call, version); |
0da46a6e | 3091 | ret = -TARGET_ENOSYS; |
8853f86e FB |
3092 | break; |
3093 | } | |
3094 | return ret; | |
3095 | } | |
32407103 | 3096 | #endif |
8853f86e | 3097 | |
31e31b8a | 3098 | /* kernel structure types definitions */ |
31e31b8a | 3099 | |
001faf32 | 3100 | #define STRUCT(name, ...) STRUCT_ ## name, |
31e31b8a FB |
3101 | #define STRUCT_SPECIAL(name) STRUCT_ ## name, |
3102 | enum { | |
3103 | #include "syscall_types.h" | |
3104 | }; | |
3105 | #undef STRUCT | |
3106 | #undef STRUCT_SPECIAL | |
3107 | ||
001faf32 | 3108 | #define STRUCT(name, ...) static const argtype struct_ ## name ## _def[] = { __VA_ARGS__, TYPE_NULL }; |
31e31b8a FB |
3109 | #define STRUCT_SPECIAL(name) |
3110 | #include "syscall_types.h" | |
3111 | #undef STRUCT | |
3112 | #undef STRUCT_SPECIAL | |
3113 | ||
d2ef05bb PM |
3114 | typedef struct IOCTLEntry IOCTLEntry; |
3115 | ||
3116 | typedef abi_long do_ioctl_fn(const IOCTLEntry *ie, uint8_t *buf_temp, | |
3117 | int fd, abi_long cmd, abi_long arg); | |
3118 | ||
3119 | struct IOCTLEntry { | |
2ab83ea7 FB |
3120 | unsigned int target_cmd; |
3121 | unsigned int host_cmd; | |
31e31b8a FB |
3122 | const char *name; |
3123 | int access; | |
d2ef05bb | 3124 | do_ioctl_fn *do_ioctl; |
1a9353d2 | 3125 | const argtype arg_type[5]; |
d2ef05bb | 3126 | }; |
31e31b8a FB |
3127 | |
3128 | #define IOC_R 0x0001 | |
3129 | #define IOC_W 0x0002 | |
3130 | #define IOC_RW (IOC_R | IOC_W) | |
3131 | ||
3132 | #define MAX_STRUCT_SIZE 4096 | |
3133 | ||
dace20dc | 3134 | #ifdef CONFIG_FIEMAP |
285da2b9 PM |
3135 | /* So fiemap access checks don't overflow on 32 bit systems. |
3136 | * This is very slightly smaller than the limit imposed by | |
3137 | * the underlying kernel. | |
3138 | */ | |
3139 | #define FIEMAP_MAX_EXTENTS ((UINT_MAX - sizeof(struct fiemap)) \ | |
3140 | / sizeof(struct fiemap_extent)) | |
3141 | ||
3142 | static abi_long do_ioctl_fs_ioc_fiemap(const IOCTLEntry *ie, uint8_t *buf_temp, | |
3143 | int fd, abi_long cmd, abi_long arg) | |
3144 | { | |
3145 | /* The parameter for this ioctl is a struct fiemap followed | |
3146 | * by an array of struct fiemap_extent whose size is set | |
3147 | * in fiemap->fm_extent_count. The array is filled in by the | |
3148 | * ioctl. | |
3149 | */ | |
3150 | int target_size_in, target_size_out; | |
3151 | struct fiemap *fm; | |
3152 | const argtype *arg_type = ie->arg_type; | |
3153 | const argtype extent_arg_type[] = { MK_STRUCT(STRUCT_fiemap_extent) }; | |
3154 | void *argptr, *p; | |
3155 | abi_long ret; | |
3156 | int i, extent_size = thunk_type_size(extent_arg_type, 0); | |
3157 | uint32_t outbufsz; | |
3158 | int free_fm = 0; | |
3159 | ||
3160 | assert(arg_type[0] == TYPE_PTR); | |
3161 | assert(ie->access == IOC_RW); | |
3162 | arg_type++; | |
3163 | target_size_in = thunk_type_size(arg_type, 0); | |
3164 | argptr = lock_user(VERIFY_READ, arg, target_size_in, 1); | |
3165 | if (!argptr) { | |
3166 | return -TARGET_EFAULT; | |
3167 | } | |
3168 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); | |
3169 | unlock_user(argptr, arg, 0); | |
3170 | fm = (struct fiemap *)buf_temp; | |
3171 | if (fm->fm_extent_count > FIEMAP_MAX_EXTENTS) { | |
3172 | return -TARGET_EINVAL; | |
3173 | } | |
3174 | ||
3175 | outbufsz = sizeof (*fm) + | |
3176 | (sizeof(struct fiemap_extent) * fm->fm_extent_count); | |
3177 | ||
3178 | if (outbufsz > MAX_STRUCT_SIZE) { | |
3179 | /* We can't fit all the extents into the fixed size buffer. | |
3180 | * Allocate one that is large enough and use it instead. | |
3181 | */ | |
3182 | fm = malloc(outbufsz); | |
3183 | if (!fm) { | |
3184 | return -TARGET_ENOMEM; | |
3185 | } | |
3186 | memcpy(fm, buf_temp, sizeof(struct fiemap)); | |
3187 | free_fm = 1; | |
3188 | } | |
3189 | ret = get_errno(ioctl(fd, ie->host_cmd, fm)); | |
3190 | if (!is_error(ret)) { | |
3191 | target_size_out = target_size_in; | |
3192 | /* An extent_count of 0 means we were only counting the extents | |
3193 | * so there are no structs to copy | |
3194 | */ | |
3195 | if (fm->fm_extent_count != 0) { | |
3196 | target_size_out += fm->fm_mapped_extents * extent_size; | |
3197 | } | |
3198 | argptr = lock_user(VERIFY_WRITE, arg, target_size_out, 0); | |
3199 | if (!argptr) { | |
3200 | ret = -TARGET_EFAULT; | |
3201 | } else { | |
3202 | /* Convert the struct fiemap */ | |
3203 | thunk_convert(argptr, fm, arg_type, THUNK_TARGET); | |
3204 | if (fm->fm_extent_count != 0) { | |
3205 | p = argptr + target_size_in; | |
3206 | /* ...and then all the struct fiemap_extents */ | |
3207 | for (i = 0; i < fm->fm_mapped_extents; i++) { | |
3208 | thunk_convert(p, &fm->fm_extents[i], extent_arg_type, | |
3209 | THUNK_TARGET); | |
3210 | p += extent_size; | |
3211 | } | |
3212 | } | |
3213 | unlock_user(argptr, arg, target_size_out); | |
3214 | } | |
3215 | } | |
3216 | if (free_fm) { | |
3217 | free(fm); | |
3218 | } | |
3219 | return ret; | |
3220 | } | |
dace20dc | 3221 | #endif |
285da2b9 | 3222 | |
059c2f2c LV |
3223 | static abi_long do_ioctl_ifconf(const IOCTLEntry *ie, uint8_t *buf_temp, |
3224 | int fd, abi_long cmd, abi_long arg) | |
3225 | { | |
3226 | const argtype *arg_type = ie->arg_type; | |
3227 | int target_size; | |
3228 | void *argptr; | |
3229 | int ret; | |
3230 | struct ifconf *host_ifconf; | |
3231 | uint32_t outbufsz; | |
3232 | const argtype ifreq_arg_type[] = { MK_STRUCT(STRUCT_sockaddr_ifreq) }; | |
3233 | int target_ifreq_size; | |
3234 | int nb_ifreq; | |
3235 | int free_buf = 0; | |
3236 | int i; | |
3237 | int target_ifc_len; | |
3238 | abi_long target_ifc_buf; | |
3239 | int host_ifc_len; | |
3240 | char *host_ifc_buf; | |
3241 | ||
3242 | assert(arg_type[0] == TYPE_PTR); | |
3243 | assert(ie->access == IOC_RW); | |
3244 | ||
3245 | arg_type++; | |
3246 | target_size = thunk_type_size(arg_type, 0); | |
3247 | ||
3248 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); | |
3249 | if (!argptr) | |
3250 | return -TARGET_EFAULT; | |
3251 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); | |
3252 | unlock_user(argptr, arg, 0); | |
3253 | ||
3254 | host_ifconf = (struct ifconf *)(unsigned long)buf_temp; | |
3255 | target_ifc_len = host_ifconf->ifc_len; | |
3256 | target_ifc_buf = (abi_long)(unsigned long)host_ifconf->ifc_buf; | |
3257 | ||
3258 | target_ifreq_size = thunk_type_size(ifreq_arg_type, 0); | |
3259 | nb_ifreq = target_ifc_len / target_ifreq_size; | |
3260 | host_ifc_len = nb_ifreq * sizeof(struct ifreq); | |
3261 | ||
3262 | outbufsz = sizeof(*host_ifconf) + host_ifc_len; | |
3263 | if (outbufsz > MAX_STRUCT_SIZE) { | |
3264 | /* We can't fit all the extents into the fixed size buffer. | |
3265 | * Allocate one that is large enough and use it instead. | |
3266 | */ | |
3267 | host_ifconf = malloc(outbufsz); | |
3268 | if (!host_ifconf) { | |
3269 | return -TARGET_ENOMEM; | |
3270 | } | |
3271 | memcpy(host_ifconf, buf_temp, sizeof(*host_ifconf)); | |
3272 | free_buf = 1; | |
3273 | } | |
3274 | host_ifc_buf = (char*)host_ifconf + sizeof(*host_ifconf); | |
3275 | ||
3276 | host_ifconf->ifc_len = host_ifc_len; | |
3277 | host_ifconf->ifc_buf = host_ifc_buf; | |
3278 | ||
3279 | ret = get_errno(ioctl(fd, ie->host_cmd, host_ifconf)); | |
3280 | if (!is_error(ret)) { | |
3281 | /* convert host ifc_len to target ifc_len */ | |
3282 | ||
3283 | nb_ifreq = host_ifconf->ifc_len / sizeof(struct ifreq); | |
3284 | target_ifc_len = nb_ifreq * target_ifreq_size; | |
3285 | host_ifconf->ifc_len = target_ifc_len; | |
3286 | ||
3287 | /* restore target ifc_buf */ | |
3288 | ||
3289 | host_ifconf->ifc_buf = (char *)(unsigned long)target_ifc_buf; | |
3290 | ||
3291 | /* copy struct ifconf to target user */ | |
3292 | ||
3293 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); | |
3294 | if (!argptr) | |
3295 | return -TARGET_EFAULT; | |
3296 | thunk_convert(argptr, host_ifconf, arg_type, THUNK_TARGET); | |
3297 | unlock_user(argptr, arg, target_size); | |
3298 | ||
3299 | /* copy ifreq[] to target user */ | |
3300 | ||
3301 | argptr = lock_user(VERIFY_WRITE, target_ifc_buf, target_ifc_len, 0); | |
3302 | for (i = 0; i < nb_ifreq ; i++) { | |
3303 | thunk_convert(argptr + i * target_ifreq_size, | |
3304 | host_ifc_buf + i * sizeof(struct ifreq), | |
3305 | ifreq_arg_type, THUNK_TARGET); | |
3306 | } | |
3307 | unlock_user(argptr, target_ifc_buf, target_ifc_len); | |
3308 | } | |
3309 | ||
3310 | if (free_buf) { | |
3311 | free(host_ifconf); | |
3312 | } | |
3313 | ||
3314 | return ret; | |
3315 | } | |
3316 | ||
9f106a75 | 3317 | static IOCTLEntry ioctl_entries[] = { |
001faf32 | 3318 | #define IOCTL(cmd, access, ...) \ |
d2ef05bb PM |
3319 | { TARGET_ ## cmd, cmd, #cmd, access, 0, { __VA_ARGS__ } }, |
3320 | #define IOCTL_SPECIAL(cmd, access, dofn, ...) \ | |
3321 | { TARGET_ ## cmd, cmd, #cmd, access, dofn, { __VA_ARGS__ } }, | |
31e31b8a FB |
3322 | #include "ioctls.h" |
3323 | { 0, 0, }, | |
3324 | }; | |
3325 | ||
53a5960a | 3326 | /* ??? Implement proper locking for ioctls. */ |
0da46a6e | 3327 | /* do_ioctl() Must return target values and target errnos. */ |
992f48a0 | 3328 | static abi_long do_ioctl(int fd, abi_long cmd, abi_long arg) |
31e31b8a FB |
3329 | { |
3330 | const IOCTLEntry *ie; | |
3331 | const argtype *arg_type; | |
992f48a0 | 3332 | abi_long ret; |
31e31b8a | 3333 | uint8_t buf_temp[MAX_STRUCT_SIZE]; |
53a5960a PB |
3334 | int target_size; |
3335 | void *argptr; | |
31e31b8a FB |
3336 | |
3337 | ie = ioctl_entries; | |
3338 | for(;;) { | |
3339 | if (ie->target_cmd == 0) { | |
32407103 | 3340 | gemu_log("Unsupported ioctl: cmd=0x%04lx\n", (long)cmd); |
0da46a6e | 3341 | return -TARGET_ENOSYS; |
31e31b8a FB |
3342 | } |
3343 | if (ie->target_cmd == cmd) | |
3344 | break; | |
3345 | ie++; | |
3346 | } | |
3347 | arg_type = ie->arg_type; | |
9de5e440 | 3348 | #if defined(DEBUG) |
32407103 | 3349 | gemu_log("ioctl: cmd=0x%04lx (%s)\n", (long)cmd, ie->name); |
72f03900 | 3350 | #endif |
d2ef05bb PM |
3351 | if (ie->do_ioctl) { |
3352 | return ie->do_ioctl(ie, buf_temp, fd, cmd, arg); | |
3353 | } | |
3354 | ||
31e31b8a FB |
3355 | switch(arg_type[0]) { |
3356 | case TYPE_NULL: | |
3357 | /* no argument */ | |
3358 | ret = get_errno(ioctl(fd, ie->host_cmd)); | |
3359 | break; | |
3360 | case TYPE_PTRVOID: | |
3361 | case TYPE_INT: | |
3362 | /* int argment */ | |
3363 | ret = get_errno(ioctl(fd, ie->host_cmd, arg)); | |
3364 | break; | |
3365 | case TYPE_PTR: | |
3366 | arg_type++; | |
53a5960a | 3367 | target_size = thunk_type_size(arg_type, 0); |
31e31b8a FB |
3368 | switch(ie->access) { |
3369 | case IOC_R: | |
3370 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); | |
3371 | if (!is_error(ret)) { | |
579a97f7 FB |
3372 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); |
3373 | if (!argptr) | |
3374 | return -TARGET_EFAULT; | |
53a5960a PB |
3375 | thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
3376 | unlock_user(argptr, arg, target_size); | |
31e31b8a FB |
3377 | } |
3378 | break; | |
3379 | case IOC_W: | |
579a97f7 FB |
3380 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); |
3381 | if (!argptr) | |
3382 | return -TARGET_EFAULT; | |
53a5960a PB |
3383 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
3384 | unlock_user(argptr, arg, 0); | |
31e31b8a FB |
3385 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
3386 | break; | |
3387 | default: | |
3388 | case IOC_RW: | |
579a97f7 FB |
3389 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); |
3390 | if (!argptr) | |
3391 | return -TARGET_EFAULT; | |
53a5960a PB |
3392 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
3393 | unlock_user(argptr, arg, 0); | |
31e31b8a FB |
3394 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
3395 | if (!is_error(ret)) { | |
579a97f7 FB |
3396 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); |
3397 | if (!argptr) | |
3398 | return -TARGET_EFAULT; | |
53a5960a PB |
3399 | thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
3400 | unlock_user(argptr, arg, target_size); | |
31e31b8a FB |
3401 | } |
3402 | break; | |
3403 | } | |
3404 | break; | |
3405 | default: | |
32407103 JM |
3406 | gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", |
3407 | (long)cmd, arg_type[0]); | |
0da46a6e | 3408 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
3409 | break; |
3410 | } | |
3411 | return ret; | |
3412 | } | |
3413 | ||
b39bc503 | 3414 | static const bitmask_transtbl iflag_tbl[] = { |
31e31b8a FB |
3415 | { TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK }, |
3416 | { TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT }, | |
3417 | { TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR }, | |
3418 | { TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK }, | |
3419 | { TARGET_INPCK, TARGET_INPCK, INPCK, INPCK }, | |
3420 | { TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP }, | |
3421 | { TARGET_INLCR, TARGET_INLCR, INLCR, INLCR }, | |
3422 | { TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR }, | |
3423 | { TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL }, | |
3424 | { TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC }, | |
3425 | { TARGET_IXON, TARGET_IXON, IXON, IXON }, | |
3426 | { TARGET_IXANY, TARGET_IXANY, IXANY, IXANY }, | |
3427 | { TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF }, | |
3428 | { TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL }, | |
3429 | { 0, 0, 0, 0 } | |
3430 | }; | |
3431 | ||
b39bc503 | 3432 | static const bitmask_transtbl oflag_tbl[] = { |
31e31b8a FB |
3433 | { TARGET_OPOST, TARGET_OPOST, OPOST, OPOST }, |
3434 | { TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC }, | |
3435 | { TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR }, | |
3436 | { TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL }, | |
3437 | { TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR }, | |
3438 | { TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET }, | |
3439 | { TARGET_OFILL, TARGET_OFILL, OFILL, OFILL }, | |
3440 | { TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL }, | |
3441 | { TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 }, | |
3442 | { TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 }, | |
3443 | { TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 }, | |
3444 | { TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 }, | |
3445 | { TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 }, | |
3446 | { TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 }, | |
3447 | { TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 }, | |
3448 | { TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 }, | |
3449 | { TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 }, | |
3450 | { TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 }, | |
3451 | { TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 }, | |
3452 | { TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 }, | |
3453 | { TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 }, | |
3454 | { TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 }, | |
3455 | { TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 }, | |
3456 | { TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 }, | |
3457 | { 0, 0, 0, 0 } | |
3458 | }; | |
3459 | ||
b39bc503 | 3460 | static const bitmask_transtbl cflag_tbl[] = { |
31e31b8a FB |
3461 | { TARGET_CBAUD, TARGET_B0, CBAUD, B0 }, |
3462 | { TARGET_CBAUD, TARGET_B50, CBAUD, B50 }, | |
3463 | { TARGET_CBAUD, TARGET_B75, CBAUD, B75 }, | |
3464 | { TARGET_CBAUD, TARGET_B110, CBAUD, B110 }, | |
3465 | { TARGET_CBAUD, TARGET_B134, CBAUD, B134 }, | |
3466 | { TARGET_CBAUD, TARGET_B150, CBAUD, B150 }, | |
3467 | { TARGET_CBAUD, TARGET_B200, CBAUD, B200 }, | |
3468 | { TARGET_CBAUD, TARGET_B300, CBAUD, B300 }, | |
3469 | { TARGET_CBAUD, TARGET_B600, CBAUD, B600 }, | |
3470 | { TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 }, | |
3471 | { TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 }, | |
3472 | { TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 }, | |
3473 | { TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 }, | |
3474 | { TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 }, | |
3475 | { TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 }, | |
3476 | { TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 }, | |
3477 | { TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 }, | |
3478 | { TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 }, | |
3479 | { TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 }, | |
3480 | { TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 }, | |
3481 | { TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 }, | |
3482 | { TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 }, | |
3483 | { TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 }, | |
3484 | { TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 }, | |
3485 | { TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB }, | |
3486 | { TARGET_CREAD, TARGET_CREAD, CREAD, CREAD }, | |
3487 | { TARGET_PARENB, TARGET_PARENB, PARENB, PARENB }, | |
3488 | { TARGET_PARODD, TARGET_PARODD, PARODD, PARODD }, | |
3489 | { TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL }, | |
3490 | { TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL }, | |
3491 | { TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS }, | |
3492 | { 0, 0, 0, 0 } | |
3493 | }; | |
3494 | ||
b39bc503 | 3495 | static const bitmask_transtbl lflag_tbl[] = { |
31e31b8a FB |
3496 | { TARGET_ISIG, TARGET_ISIG, ISIG, ISIG }, |
3497 | { TARGET_ICANON, TARGET_ICANON, ICANON, ICANON }, | |
3498 | { TARGET_XCASE, TARGET_XCASE, XCASE, XCASE }, | |
3499 | { TARGET_ECHO, TARGET_ECHO, ECHO, ECHO }, | |
3500 | { TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE }, | |
3501 | { TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK }, | |
3502 | { TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL }, | |
3503 | { TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH }, | |
3504 | { TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP }, | |
3505 | { TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL }, | |
3506 | { TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT }, | |
3507 | { TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE }, | |
3508 | { TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO }, | |
3509 | { TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN }, | |
3510 | { TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN }, | |
3511 | { 0, 0, 0, 0 } | |
3512 | }; | |
3513 | ||
3514 | static void target_to_host_termios (void *dst, const void *src) | |
3515 | { | |
3516 | struct host_termios *host = dst; | |
3517 | const struct target_termios *target = src; | |
3b46e624 | 3518 | |
5fafdf24 | 3519 | host->c_iflag = |
31e31b8a | 3520 | target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl); |
5fafdf24 | 3521 | host->c_oflag = |
31e31b8a | 3522 | target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl); |
5fafdf24 | 3523 | host->c_cflag = |
31e31b8a | 3524 | target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl); |
5fafdf24 | 3525 | host->c_lflag = |
31e31b8a FB |
3526 | target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl); |
3527 | host->c_line = target->c_line; | |
3b46e624 | 3528 | |
44607123 | 3529 | memset(host->c_cc, 0, sizeof(host->c_cc)); |
5fafdf24 TS |
3530 | host->c_cc[VINTR] = target->c_cc[TARGET_VINTR]; |
3531 | host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT]; | |
3b46e624 | 3532 | host->c_cc[VERASE] = target->c_cc[TARGET_VERASE]; |
5fafdf24 | 3533 | host->c_cc[VKILL] = target->c_cc[TARGET_VKILL]; |
3b46e624 | 3534 | host->c_cc[VEOF] = target->c_cc[TARGET_VEOF]; |
5fafdf24 | 3535 | host->c_cc[VTIME] = target->c_cc[TARGET_VTIME]; |
3b46e624 | 3536 | host->c_cc[VMIN] = target->c_cc[TARGET_VMIN]; |
5fafdf24 | 3537 | host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC]; |
3b46e624 | 3538 | host->c_cc[VSTART] = target->c_cc[TARGET_VSTART]; |
5fafdf24 TS |
3539 | host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP]; |
3540 | host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP]; | |
3b46e624 TS |
3541 | host->c_cc[VEOL] = target->c_cc[TARGET_VEOL]; |
3542 | host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT]; | |
3543 | host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD]; | |
3544 | host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE]; | |
3545 | host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT]; | |
5fafdf24 | 3546 | host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2]; |
31e31b8a | 3547 | } |
3b46e624 | 3548 | |
31e31b8a FB |
3549 | static void host_to_target_termios (void *dst, const void *src) |
3550 | { | |
3551 | struct target_termios *target = dst; | |
3552 | const struct host_termios *host = src; | |
3553 | ||
5fafdf24 | 3554 | target->c_iflag = |
31e31b8a | 3555 | tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl)); |
5fafdf24 | 3556 | target->c_oflag = |
31e31b8a | 3557 | tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl)); |
5fafdf24 | 3558 | target->c_cflag = |
31e31b8a | 3559 | tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl)); |
5fafdf24 | 3560 | target->c_lflag = |
31e31b8a FB |
3561 | tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl)); |
3562 | target->c_line = host->c_line; | |
3b46e624 | 3563 | |
44607123 | 3564 | memset(target->c_cc, 0, sizeof(target->c_cc)); |
31e31b8a FB |
3565 | target->c_cc[TARGET_VINTR] = host->c_cc[VINTR]; |
3566 | target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT]; | |
3567 | target->c_cc[TARGET_VERASE] = host->c_cc[VERASE]; | |
3568 | target->c_cc[TARGET_VKILL] = host->c_cc[VKILL]; | |
3569 | target->c_cc[TARGET_VEOF] = host->c_cc[VEOF]; | |
3570 | target->c_cc[TARGET_VTIME] = host->c_cc[VTIME]; | |
3571 | target->c_cc[TARGET_VMIN] = host->c_cc[VMIN]; | |
3572 | target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC]; | |
3573 | target->c_cc[TARGET_VSTART] = host->c_cc[VSTART]; | |
3574 | target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP]; | |
3575 | target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP]; | |
3576 | target->c_cc[TARGET_VEOL] = host->c_cc[VEOL]; | |
3577 | target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT]; | |
3578 | target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD]; | |
3579 | target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE]; | |
3580 | target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT]; | |
3581 | target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2]; | |
3582 | } | |
3583 | ||
8e853dc7 | 3584 | static const StructEntry struct_termios_def = { |
31e31b8a FB |
3585 | .convert = { host_to_target_termios, target_to_host_termios }, |
3586 | .size = { sizeof(struct target_termios), sizeof(struct host_termios) }, | |
3587 | .align = { __alignof__(struct target_termios), __alignof__(struct host_termios) }, | |
3588 | }; | |
3589 | ||
5286db75 FB |
3590 | static bitmask_transtbl mmap_flags_tbl[] = { |
3591 | { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED }, | |
3592 | { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE }, | |
3593 | { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED }, | |
3594 | { TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS }, | |
3595 | { TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN }, | |
3596 | { TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE }, | |
3597 | { TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE }, | |
3598 | { TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED }, | |
3599 | { 0, 0, 0, 0 } | |
3600 | }; | |
3601 | ||
2ab83ea7 | 3602 | #if defined(TARGET_I386) |
6dbad63e FB |
3603 | |
3604 | /* NOTE: there is really one LDT for all the threads */ | |
b1d8e52e | 3605 | static uint8_t *ldt_table; |
6dbad63e | 3606 | |
03acab66 | 3607 | static abi_long read_ldt(abi_ulong ptr, unsigned long bytecount) |
6dbad63e FB |
3608 | { |
3609 | int size; | |
53a5960a | 3610 | void *p; |
6dbad63e FB |
3611 | |
3612 | if (!ldt_table) | |
3613 | return 0; | |
3614 | size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE; | |
3615 | if (size > bytecount) | |
3616 | size = bytecount; | |
579a97f7 FB |
3617 | p = lock_user(VERIFY_WRITE, ptr, size, 0); |
3618 | if (!p) | |
03acab66 | 3619 | return -TARGET_EFAULT; |
579a97f7 | 3620 | /* ??? Should this by byteswapped? */ |
53a5960a PB |
3621 | memcpy(p, ldt_table, size); |
3622 | unlock_user(p, ptr, size); | |
6dbad63e FB |
3623 | return size; |
3624 | } | |
3625 | ||
3626 | /* XXX: add locking support */ | |
03acab66 FB |
3627 | static abi_long write_ldt(CPUX86State *env, |
3628 | abi_ulong ptr, unsigned long bytecount, int oldmode) | |
6dbad63e FB |
3629 | { |
3630 | struct target_modify_ldt_ldt_s ldt_info; | |
53a5960a | 3631 | struct target_modify_ldt_ldt_s *target_ldt_info; |
6dbad63e | 3632 | int seg_32bit, contents, read_exec_only, limit_in_pages; |
8d18e893 | 3633 | int seg_not_present, useable, lm; |
6dbad63e FB |
3634 | uint32_t *lp, entry_1, entry_2; |
3635 | ||
3636 | if (bytecount != sizeof(ldt_info)) | |
03acab66 | 3637 | return -TARGET_EINVAL; |
579a97f7 | 3638 | if (!lock_user_struct(VERIFY_READ, target_ldt_info, ptr, 1)) |
03acab66 | 3639 | return -TARGET_EFAULT; |
53a5960a PB |
3640 | ldt_info.entry_number = tswap32(target_ldt_info->entry_number); |
3641 | ldt_info.base_addr = tswapl(target_ldt_info->base_addr); | |
3642 | ldt_info.limit = tswap32(target_ldt_info->limit); | |
3643 | ldt_info.flags = tswap32(target_ldt_info->flags); | |
3644 | unlock_user_struct(target_ldt_info, ptr, 0); | |
3b46e624 | 3645 | |
6dbad63e | 3646 | if (ldt_info.entry_number >= TARGET_LDT_ENTRIES) |
03acab66 | 3647 | return -TARGET_EINVAL; |
6dbad63e FB |
3648 | seg_32bit = ldt_info.flags & 1; |
3649 | contents = (ldt_info.flags >> 1) & 3; | |
3650 | read_exec_only = (ldt_info.flags >> 3) & 1; | |
3651 | limit_in_pages = (ldt_info.flags >> 4) & 1; | |
3652 | seg_not_present = (ldt_info.flags >> 5) & 1; | |
3653 | useable = (ldt_info.flags >> 6) & 1; | |
8d18e893 FB |
3654 | #ifdef TARGET_ABI32 |
3655 | lm = 0; | |
3656 | #else | |
3657 | lm = (ldt_info.flags >> 7) & 1; | |
3658 | #endif | |
6dbad63e FB |
3659 | if (contents == 3) { |
3660 | if (oldmode) | |
03acab66 | 3661 | return -TARGET_EINVAL; |
6dbad63e | 3662 | if (seg_not_present == 0) |
03acab66 | 3663 | return -TARGET_EINVAL; |
6dbad63e FB |
3664 | } |
3665 | /* allocate the LDT */ | |
3666 | if (!ldt_table) { | |
e441570f AZ |
3667 | env->ldt.base = target_mmap(0, |
3668 | TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE, | |
3669 | PROT_READ|PROT_WRITE, | |
3670 | MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); | |
3671 | if (env->ldt.base == -1) | |
03acab66 | 3672 | return -TARGET_ENOMEM; |
e441570f AZ |
3673 | memset(g2h(env->ldt.base), 0, |
3674 | TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE); | |
6dbad63e | 3675 | env->ldt.limit = 0xffff; |
e441570f | 3676 | ldt_table = g2h(env->ldt.base); |
6dbad63e FB |
3677 | } |
3678 | ||
3679 | /* NOTE: same code as Linux kernel */ | |
3680 | /* Allow LDTs to be cleared by the user. */ | |
3681 | if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { | |
3682 | if (oldmode || | |
3683 | (contents == 0 && | |
3684 | read_exec_only == 1 && | |
3685 | seg_32bit == 0 && | |
3686 | limit_in_pages == 0 && | |
3687 | seg_not_present == 1 && | |
3688 | useable == 0 )) { | |
3689 | entry_1 = 0; | |
3690 | entry_2 = 0; | |
3691 | goto install; | |
3692 | } | |
3693 | } | |
3b46e624 | 3694 | |
6dbad63e FB |
3695 | entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | |
3696 | (ldt_info.limit & 0x0ffff); | |
3697 | entry_2 = (ldt_info.base_addr & 0xff000000) | | |
3698 | ((ldt_info.base_addr & 0x00ff0000) >> 16) | | |
3699 | (ldt_info.limit & 0xf0000) | | |
3700 | ((read_exec_only ^ 1) << 9) | | |
3701 | (contents << 10) | | |
3702 | ((seg_not_present ^ 1) << 15) | | |
3703 | (seg_32bit << 22) | | |
3704 | (limit_in_pages << 23) | | |
8d18e893 | 3705 | (lm << 21) | |
6dbad63e FB |
3706 | 0x7000; |
3707 | if (!oldmode) | |
3708 | entry_2 |= (useable << 20); | |
14ae3ba7 | 3709 | |
6dbad63e FB |
3710 | /* Install the new entry ... */ |
3711 | install: | |
3712 | lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3)); | |
3713 | lp[0] = tswap32(entry_1); | |
3714 | lp[1] = tswap32(entry_2); | |
3715 | return 0; | |
3716 | } | |
3717 | ||
3718 | /* specific and weird i386 syscalls */ | |
8fcd3692 BS |
3719 | static abi_long do_modify_ldt(CPUX86State *env, int func, abi_ulong ptr, |
3720 | unsigned long bytecount) | |
6dbad63e | 3721 | { |
03acab66 | 3722 | abi_long ret; |
3b46e624 | 3723 | |
6dbad63e FB |
3724 | switch (func) { |
3725 | case 0: | |
3726 | ret = read_ldt(ptr, bytecount); | |
3727 | break; | |
3728 | case 1: | |
3729 | ret = write_ldt(env, ptr, bytecount, 1); | |
3730 | break; | |
3731 | case 0x11: | |
3732 | ret = write_ldt(env, ptr, bytecount, 0); | |
3733 | break; | |
03acab66 FB |
3734 | default: |
3735 | ret = -TARGET_ENOSYS; | |
3736 | break; | |
6dbad63e FB |
3737 | } |
3738 | return ret; | |
3739 | } | |
1b6b029e | 3740 | |
4583f589 | 3741 | #if defined(TARGET_I386) && defined(TARGET_ABI32) |
8fcd3692 | 3742 | static abi_long do_set_thread_area(CPUX86State *env, abi_ulong ptr) |
8d18e893 FB |
3743 | { |
3744 | uint64_t *gdt_table = g2h(env->gdt.base); | |
3745 | struct target_modify_ldt_ldt_s ldt_info; | |
3746 | struct target_modify_ldt_ldt_s *target_ldt_info; | |
3747 | int seg_32bit, contents, read_exec_only, limit_in_pages; | |
3748 | int seg_not_present, useable, lm; | |
3749 | uint32_t *lp, entry_1, entry_2; | |
3750 | int i; | |
3751 | ||
3752 | lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1); | |
3753 | if (!target_ldt_info) | |
3754 | return -TARGET_EFAULT; | |
3755 | ldt_info.entry_number = tswap32(target_ldt_info->entry_number); | |
3756 | ldt_info.base_addr = tswapl(target_ldt_info->base_addr); | |
3757 | ldt_info.limit = tswap32(target_ldt_info->limit); | |
3758 | ldt_info.flags = tswap32(target_ldt_info->flags); | |
3759 | if (ldt_info.entry_number == -1) { | |
3760 | for (i=TARGET_GDT_ENTRY_TLS_MIN; i<=TARGET_GDT_ENTRY_TLS_MAX; i++) { | |
3761 | if (gdt_table[i] == 0) { | |
3762 | ldt_info.entry_number = i; | |
3763 | target_ldt_info->entry_number = tswap32(i); | |
3764 | break; | |
3765 | } | |
3766 | } | |
3767 | } | |
3768 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3769 | ||
3770 | if (ldt_info.entry_number < TARGET_GDT_ENTRY_TLS_MIN || | |
3771 | ldt_info.entry_number > TARGET_GDT_ENTRY_TLS_MAX) | |
3772 | return -TARGET_EINVAL; | |
3773 | seg_32bit = ldt_info.flags & 1; | |
3774 | contents = (ldt_info.flags >> 1) & 3; | |
3775 | read_exec_only = (ldt_info.flags >> 3) & 1; | |
3776 | limit_in_pages = (ldt_info.flags >> 4) & 1; | |
3777 | seg_not_present = (ldt_info.flags >> 5) & 1; | |
3778 | useable = (ldt_info.flags >> 6) & 1; | |
3779 | #ifdef TARGET_ABI32 | |
3780 | lm = 0; | |
3781 | #else | |
3782 | lm = (ldt_info.flags >> 7) & 1; | |
3783 | #endif | |
3784 | ||
3785 | if (contents == 3) { | |
3786 | if (seg_not_present == 0) | |
3787 | return -TARGET_EINVAL; | |
3788 | } | |
3789 | ||
3790 | /* NOTE: same code as Linux kernel */ | |
3791 | /* Allow LDTs to be cleared by the user. */ | |
3792 | if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { | |
3793 | if ((contents == 0 && | |
3794 | read_exec_only == 1 && | |
3795 | seg_32bit == 0 && | |
3796 | limit_in_pages == 0 && | |
3797 | seg_not_present == 1 && | |
3798 | useable == 0 )) { | |
3799 | entry_1 = 0; | |
3800 | entry_2 = 0; | |
3801 | goto install; | |
3802 | } | |
3803 | } | |
3804 | ||
3805 | entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | | |
3806 | (ldt_info.limit & 0x0ffff); | |
3807 | entry_2 = (ldt_info.base_addr & 0xff000000) | | |
3808 | ((ldt_info.base_addr & 0x00ff0000) >> 16) | | |
3809 | (ldt_info.limit & 0xf0000) | | |
3810 | ((read_exec_only ^ 1) << 9) | | |
3811 | (contents << 10) | | |
3812 | ((seg_not_present ^ 1) << 15) | | |
3813 | (seg_32bit << 22) | | |
3814 | (limit_in_pages << 23) | | |
3815 | (useable << 20) | | |
3816 | (lm << 21) | | |
3817 | 0x7000; | |
3818 | ||
3819 | /* Install the new entry ... */ | |
3820 | install: | |
3821 | lp = (uint32_t *)(gdt_table + ldt_info.entry_number); | |
3822 | lp[0] = tswap32(entry_1); | |
3823 | lp[1] = tswap32(entry_2); | |
3824 | return 0; | |
3825 | } | |
3826 | ||
8fcd3692 | 3827 | static abi_long do_get_thread_area(CPUX86State *env, abi_ulong ptr) |
8d18e893 FB |
3828 | { |
3829 | struct target_modify_ldt_ldt_s *target_ldt_info; | |
3830 | uint64_t *gdt_table = g2h(env->gdt.base); | |
3831 | uint32_t base_addr, limit, flags; | |
3832 | int seg_32bit, contents, read_exec_only, limit_in_pages, idx; | |
3833 | int seg_not_present, useable, lm; | |
3834 | uint32_t *lp, entry_1, entry_2; | |
3835 | ||
3836 | lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1); | |
3837 | if (!target_ldt_info) | |
3838 | return -TARGET_EFAULT; | |
3839 | idx = tswap32(target_ldt_info->entry_number); | |
3840 | if (idx < TARGET_GDT_ENTRY_TLS_MIN || | |
3841 | idx > TARGET_GDT_ENTRY_TLS_MAX) { | |
3842 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3843 | return -TARGET_EINVAL; | |
3844 | } | |
3845 | lp = (uint32_t *)(gdt_table + idx); | |
3846 | entry_1 = tswap32(lp[0]); | |
3847 | entry_2 = tswap32(lp[1]); | |
3848 | ||
3849 | read_exec_only = ((entry_2 >> 9) & 1) ^ 1; | |
3850 | contents = (entry_2 >> 10) & 3; | |
3851 | seg_not_present = ((entry_2 >> 15) & 1) ^ 1; | |
3852 | seg_32bit = (entry_2 >> 22) & 1; | |
3853 | limit_in_pages = (entry_2 >> 23) & 1; | |
3854 | useable = (entry_2 >> 20) & 1; | |
3855 | #ifdef TARGET_ABI32 | |
3856 | lm = 0; | |
3857 | #else | |
3858 | lm = (entry_2 >> 21) & 1; | |
3859 | #endif | |
3860 | flags = (seg_32bit << 0) | (contents << 1) | | |
3861 | (read_exec_only << 3) | (limit_in_pages << 4) | | |
3862 | (seg_not_present << 5) | (useable << 6) | (lm << 7); | |
3863 | limit = (entry_1 & 0xffff) | (entry_2 & 0xf0000); | |
3864 | base_addr = (entry_1 >> 16) | | |
3865 | (entry_2 & 0xff000000) | | |
3866 | ((entry_2 & 0xff) << 16); | |
3867 | target_ldt_info->base_addr = tswapl(base_addr); | |
3868 | target_ldt_info->limit = tswap32(limit); | |
3869 | target_ldt_info->flags = tswap32(flags); | |
3870 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3871 | return 0; | |
3872 | } | |
4583f589 | 3873 | #endif /* TARGET_I386 && TARGET_ABI32 */ |
8d18e893 | 3874 | |
d2fd1af7 | 3875 | #ifndef TARGET_ABI32 |
8fcd3692 | 3876 | static abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr) |
d2fd1af7 | 3877 | { |
1add8698 | 3878 | abi_long ret = 0; |
d2fd1af7 FB |
3879 | abi_ulong val; |
3880 | int idx; | |
1add8698 | 3881 | |
d2fd1af7 FB |
3882 | switch(code) { |
3883 | case TARGET_ARCH_SET_GS: | |
3884 | case TARGET_ARCH_SET_FS: | |
3885 | if (code == TARGET_ARCH_SET_GS) | |
3886 | idx = R_GS; | |
3887 | else | |
3888 | idx = R_FS; | |
3889 | cpu_x86_load_seg(env, idx, 0); | |
3890 | env->segs[idx].base = addr; | |
3891 | break; | |
3892 | case TARGET_ARCH_GET_GS: | |
3893 | case TARGET_ARCH_GET_FS: | |
3894 | if (code == TARGET_ARCH_GET_GS) | |
3895 | idx = R_GS; | |
3896 | else | |
3897 | idx = R_FS; | |
3898 | val = env->segs[idx].base; | |
3899 | if (put_user(val, addr, abi_ulong)) | |
1add8698 | 3900 | ret = -TARGET_EFAULT; |
d2fd1af7 FB |
3901 | break; |
3902 | default: | |
3903 | ret = -TARGET_EINVAL; | |
3904 | break; | |
3905 | } | |
1add8698 | 3906 | return ret; |
d2fd1af7 FB |
3907 | } |
3908 | #endif | |
3909 | ||
2ab83ea7 FB |
3910 | #endif /* defined(TARGET_I386) */ |
3911 | ||
05098a93 | 3912 | #define NEW_STACK_SIZE 0x40000 |
d865bab5 | 3913 | |
05098a93 | 3914 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3915 | |
3916 | static pthread_mutex_t clone_lock = PTHREAD_MUTEX_INITIALIZER; | |
3917 | typedef struct { | |
3918 | CPUState *env; | |
3919 | pthread_mutex_t mutex; | |
3920 | pthread_cond_t cond; | |
3921 | pthread_t thread; | |
3922 | uint32_t tid; | |
3923 | abi_ulong child_tidptr; | |
3924 | abi_ulong parent_tidptr; | |
3925 | sigset_t sigmask; | |
3926 | } new_thread_info; | |
3927 | ||
3928 | static void *clone_func(void *arg) | |
3929 | { | |
3930 | new_thread_info *info = arg; | |
3931 | CPUState *env; | |
edf8e2af | 3932 | TaskState *ts; |
d865bab5 PB |
3933 | |
3934 | env = info->env; | |
3935 | thread_env = env; | |
edf8e2af | 3936 | ts = (TaskState *)thread_env->opaque; |
d865bab5 | 3937 | info->tid = gettid(); |
1e9fa730 | 3938 | env->host_tid = info->tid; |
edf8e2af | 3939 | task_settid(ts); |
d865bab5 PB |
3940 | if (info->child_tidptr) |
3941 | put_user_u32(info->tid, info->child_tidptr); | |
3942 | if (info->parent_tidptr) | |
3943 | put_user_u32(info->tid, info->parent_tidptr); | |
3944 | /* Enable signals. */ | |
3945 | sigprocmask(SIG_SETMASK, &info->sigmask, NULL); | |
3946 | /* Signal to the parent that we're ready. */ | |
3947 | pthread_mutex_lock(&info->mutex); | |
3948 | pthread_cond_broadcast(&info->cond); | |
3949 | pthread_mutex_unlock(&info->mutex); | |
3950 | /* Wait until the parent has finshed initializing the tls state. */ | |
3951 | pthread_mutex_lock(&clone_lock); | |
3952 | pthread_mutex_unlock(&clone_lock); | |
3953 | cpu_loop(env); | |
3954 | /* never exits */ | |
3955 | return NULL; | |
3956 | } | |
3957 | #else | |
1b6b029e FB |
3958 | |
3959 | static int clone_func(void *arg) | |
3960 | { | |
2ab83ea7 | 3961 | CPUState *env = arg; |
1b6b029e FB |
3962 | cpu_loop(env); |
3963 | /* never exits */ | |
3964 | return 0; | |
3965 | } | |
d865bab5 | 3966 | #endif |
1b6b029e | 3967 | |
0da46a6e TS |
3968 | /* do_fork() Must return host values and target errnos (unlike most |
3969 | do_*() functions). */ | |
d865bab5 PB |
3970 | static int do_fork(CPUState *env, unsigned int flags, abi_ulong newsp, |
3971 | abi_ulong parent_tidptr, target_ulong newtls, | |
3972 | abi_ulong child_tidptr) | |
1b6b029e FB |
3973 | { |
3974 | int ret; | |
5cd4393b | 3975 | TaskState *ts; |
2ab83ea7 | 3976 | CPUState *new_env; |
2f7bb878 | 3977 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3978 | unsigned int nptl_flags; |
3979 | sigset_t sigmask; | |
9190749f RV |
3980 | #else |
3981 | uint8_t *new_stack; | |
d865bab5 | 3982 | #endif |
3b46e624 | 3983 | |
436d124b AZ |
3984 | /* Emulate vfork() with fork() */ |
3985 | if (flags & CLONE_VFORK) | |
3986 | flags &= ~(CLONE_VFORK | CLONE_VM); | |
3987 | ||
1b6b029e | 3988 | if (flags & CLONE_VM) { |
edf8e2af | 3989 | TaskState *parent_ts = (TaskState *)env->opaque; |
2f7bb878 | 3990 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3991 | new_thread_info info; |
3992 | pthread_attr_t attr; | |
bd0c5661 | 3993 | #endif |
48e15fc2 | 3994 | ts = qemu_mallocz(sizeof(TaskState)); |
624f7979 | 3995 | init_task_state(ts); |
1b6b029e | 3996 | /* we create a new CPU instance. */ |
c5be9f08 | 3997 | new_env = cpu_copy(env); |
b4558d74 BS |
3998 | #if defined(TARGET_I386) || defined(TARGET_SPARC) || defined(TARGET_PPC) |
3999 | cpu_reset(new_env); | |
4000 | #endif | |
6e68e076 PB |
4001 | /* Init regs that differ from the parent. */ |
4002 | cpu_clone_regs(new_env, newsp); | |
5cd4393b | 4003 | new_env->opaque = ts; |
edf8e2af MW |
4004 | ts->bprm = parent_ts->bprm; |
4005 | ts->info = parent_ts->info; | |
2f7bb878 | 4006 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
4007 | nptl_flags = flags; |
4008 | flags &= ~CLONE_NPTL_FLAGS2; | |
4009 | ||
c2764719 PB |
4010 | if (nptl_flags & CLONE_CHILD_CLEARTID) { |
4011 | ts->child_tidptr = child_tidptr; | |
4012 | } | |
4013 | ||
d865bab5 PB |
4014 | if (nptl_flags & CLONE_SETTLS) |
4015 | cpu_set_tls (new_env, newtls); | |
4016 | ||
4017 | /* Grab a mutex so that thread setup appears atomic. */ | |
4018 | pthread_mutex_lock(&clone_lock); | |
4019 | ||
4020 | memset(&info, 0, sizeof(info)); | |
4021 | pthread_mutex_init(&info.mutex, NULL); | |
4022 | pthread_mutex_lock(&info.mutex); | |
4023 | pthread_cond_init(&info.cond, NULL); | |
4024 | info.env = new_env; | |
4025 | if (nptl_flags & CLONE_CHILD_SETTID) | |
4026 | info.child_tidptr = child_tidptr; | |
4027 | if (nptl_flags & CLONE_PARENT_SETTID) | |
4028 | info.parent_tidptr = parent_tidptr; | |
4029 | ||
4030 | ret = pthread_attr_init(&attr); | |
48e15fc2 NF |
4031 | ret = pthread_attr_setstacksize(&attr, NEW_STACK_SIZE); |
4032 | ret = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); | |
d865bab5 PB |
4033 | /* It is not safe to deliver signals until the child has finished |
4034 | initializing, so temporarily block all signals. */ | |
4035 | sigfillset(&sigmask); | |
4036 | sigprocmask(SIG_BLOCK, &sigmask, &info.sigmask); | |
4037 | ||
4038 | ret = pthread_create(&info.thread, &attr, clone_func, &info); | |
c2764719 | 4039 | /* TODO: Free new CPU state if thread creation failed. */ |
d865bab5 PB |
4040 | |
4041 | sigprocmask(SIG_SETMASK, &info.sigmask, NULL); | |
4042 | pthread_attr_destroy(&attr); | |
4043 | if (ret == 0) { | |
4044 | /* Wait for the child to initialize. */ | |
4045 | pthread_cond_wait(&info.cond, &info.mutex); | |
4046 | ret = info.tid; | |
4047 | if (flags & CLONE_PARENT_SETTID) | |
4048 | put_user_u32(ret, parent_tidptr); | |
4049 | } else { | |
4050 | ret = -1; | |
4051 | } | |
4052 | pthread_mutex_unlock(&info.mutex); | |
4053 | pthread_cond_destroy(&info.cond); | |
4054 | pthread_mutex_destroy(&info.mutex); | |
4055 | pthread_mutex_unlock(&clone_lock); | |
4056 | #else | |
4057 | if (flags & CLONE_NPTL_FLAGS2) | |
4058 | return -EINVAL; | |
4059 | /* This is probably going to die very quickly, but do it anyway. */ | |
48e15fc2 | 4060 | new_stack = qemu_mallocz (NEW_STACK_SIZE); |
27725c1d | 4061 | #ifdef __ia64__ |
60e99246 | 4062 | ret = __clone2(clone_func, new_stack, NEW_STACK_SIZE, flags, new_env); |
27725c1d FB |
4063 | #else |
4064 | ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); | |
d865bab5 | 4065 | #endif |
27725c1d | 4066 | #endif |
1b6b029e FB |
4067 | } else { |
4068 | /* if no CLONE_VM, we consider it is a fork */ | |
d865bab5 | 4069 | if ((flags & ~(CSIGNAL | CLONE_NPTL_FLAGS2)) != 0) |
1b6b029e | 4070 | return -EINVAL; |
d865bab5 | 4071 | fork_start(); |
1b6b029e | 4072 | ret = fork(); |
d865bab5 | 4073 | if (ret == 0) { |
2b1319c8 | 4074 | /* Child Process. */ |
d865bab5 PB |
4075 | cpu_clone_regs(env, newsp); |
4076 | fork_end(1); | |
2f7bb878 | 4077 | #if defined(CONFIG_USE_NPTL) |
2b1319c8 AJ |
4078 | /* There is a race condition here. The parent process could |
4079 | theoretically read the TID in the child process before the child | |
4080 | tid is set. This would require using either ptrace | |
4081 | (not implemented) or having *_tidptr to point at a shared memory | |
4082 | mapping. We can't repeat the spinlock hack used above because | |
4083 | the child process gets its own copy of the lock. */ | |
d865bab5 PB |
4084 | if (flags & CLONE_CHILD_SETTID) |
4085 | put_user_u32(gettid(), child_tidptr); | |
4086 | if (flags & CLONE_PARENT_SETTID) | |
4087 | put_user_u32(gettid(), parent_tidptr); | |
4088 | ts = (TaskState *)env->opaque; | |
4089 | if (flags & CLONE_SETTLS) | |
4090 | cpu_set_tls (env, newtls); | |
c2764719 PB |
4091 | if (flags & CLONE_CHILD_CLEARTID) |
4092 | ts->child_tidptr = child_tidptr; | |
2b1319c8 | 4093 | #endif |
d865bab5 PB |
4094 | } else { |
4095 | fork_end(0); | |
4096 | } | |
1b6b029e FB |
4097 | } |
4098 | return ret; | |
4099 | } | |
4100 | ||
5f106811 APR |
4101 | /* warning : doesn't handle linux specific flags... */ |
4102 | static int target_to_host_fcntl_cmd(int cmd) | |
4103 | { | |
4104 | switch(cmd) { | |
4105 | case TARGET_F_DUPFD: | |
4106 | case TARGET_F_GETFD: | |
4107 | case TARGET_F_SETFD: | |
4108 | case TARGET_F_GETFL: | |
4109 | case TARGET_F_SETFL: | |
4110 | return cmd; | |
4111 | case TARGET_F_GETLK: | |
4112 | return F_GETLK; | |
4113 | case TARGET_F_SETLK: | |
4114 | return F_SETLK; | |
4115 | case TARGET_F_SETLKW: | |
4116 | return F_SETLKW; | |
4117 | case TARGET_F_GETOWN: | |
4118 | return F_GETOWN; | |
4119 | case TARGET_F_SETOWN: | |
4120 | return F_SETOWN; | |
4121 | case TARGET_F_GETSIG: | |
4122 | return F_GETSIG; | |
4123 | case TARGET_F_SETSIG: | |
4124 | return F_SETSIG; | |
4125 | #if TARGET_ABI_BITS == 32 | |
4126 | case TARGET_F_GETLK64: | |
4127 | return F_GETLK64; | |
4128 | case TARGET_F_SETLK64: | |
4129 | return F_SETLK64; | |
4130 | case TARGET_F_SETLKW64: | |
4131 | return F_SETLKW64; | |
4132 | #endif | |
7e22e546 UH |
4133 | case TARGET_F_SETLEASE: |
4134 | return F_SETLEASE; | |
4135 | case TARGET_F_GETLEASE: | |
4136 | return F_GETLEASE; | |
fbd5de9b | 4137 | #ifdef F_DUPFD_CLOEXEC |
7e22e546 UH |
4138 | case TARGET_F_DUPFD_CLOEXEC: |
4139 | return F_DUPFD_CLOEXEC; | |
fbd5de9b | 4140 | #endif |
7e22e546 UH |
4141 | case TARGET_F_NOTIFY: |
4142 | return F_NOTIFY; | |
5f106811 APR |
4143 | default: |
4144 | return -TARGET_EINVAL; | |
4145 | } | |
4146 | return -TARGET_EINVAL; | |
4147 | } | |
4148 | ||
992f48a0 | 4149 | static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) |
7775e9ec FB |
4150 | { |
4151 | struct flock fl; | |
53a5960a | 4152 | struct target_flock *target_fl; |
43f238d7 TS |
4153 | struct flock64 fl64; |
4154 | struct target_flock64 *target_fl64; | |
992f48a0 | 4155 | abi_long ret; |
5f106811 APR |
4156 | int host_cmd = target_to_host_fcntl_cmd(cmd); |
4157 | ||
4158 | if (host_cmd == -TARGET_EINVAL) | |
4159 | return host_cmd; | |
53a5960a | 4160 | |
7775e9ec FB |
4161 | switch(cmd) { |
4162 | case TARGET_F_GETLK: | |
579a97f7 FB |
4163 | if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
4164 | return -TARGET_EFAULT; | |
5813427b TS |
4165 | fl.l_type = tswap16(target_fl->l_type); |
4166 | fl.l_whence = tswap16(target_fl->l_whence); | |
4167 | fl.l_start = tswapl(target_fl->l_start); | |
4168 | fl.l_len = tswapl(target_fl->l_len); | |
7e22e546 | 4169 | fl.l_pid = tswap32(target_fl->l_pid); |
5813427b | 4170 | unlock_user_struct(target_fl, arg, 0); |
5f106811 | 4171 | ret = get_errno(fcntl(fd, host_cmd, &fl)); |
7775e9ec | 4172 | if (ret == 0) { |
579a97f7 FB |
4173 | if (!lock_user_struct(VERIFY_WRITE, target_fl, arg, 0)) |
4174 | return -TARGET_EFAULT; | |
7775e9ec FB |
4175 | target_fl->l_type = tswap16(fl.l_type); |
4176 | target_fl->l_whence = tswap16(fl.l_whence); | |
4177 | target_fl->l_start = tswapl(fl.l_start); | |
4178 | target_fl->l_len = tswapl(fl.l_len); | |
7e22e546 | 4179 | target_fl->l_pid = tswap32(fl.l_pid); |
53a5960a | 4180 | unlock_user_struct(target_fl, arg, 1); |
7775e9ec FB |
4181 | } |
4182 | break; | |
3b46e624 | 4183 | |
7775e9ec FB |
4184 | case TARGET_F_SETLK: |
4185 | case TARGET_F_SETLKW: | |
579a97f7 FB |
4186 | if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
4187 | return -TARGET_EFAULT; | |
7775e9ec FB |
4188 | fl.l_type = tswap16(target_fl->l_type); |
4189 | fl.l_whence = tswap16(target_fl->l_whence); | |
4190 | fl.l_start = tswapl(target_fl->l_start); | |
4191 | fl.l_len = tswapl(target_fl->l_len); | |
7e22e546 | 4192 | fl.l_pid = tswap32(target_fl->l_pid); |
53a5960a | 4193 | unlock_user_struct(target_fl, arg, 0); |
5f106811 | 4194 | ret = get_errno(fcntl(fd, host_cmd, &fl)); |
7775e9ec | 4195 | break; |
3b46e624 | 4196 | |
7775e9ec | 4197 | case TARGET_F_GETLK64: |
579a97f7 FB |
4198 | if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
4199 | return -TARGET_EFAULT; | |
5813427b TS |
4200 | fl64.l_type = tswap16(target_fl64->l_type) >> 1; |
4201 | fl64.l_whence = tswap16(target_fl64->l_whence); | |
4202 | fl64.l_start = tswapl(target_fl64->l_start); | |
4203 | fl64.l_len = tswapl(target_fl64->l_len); | |
7e22e546 | 4204 | fl64.l_pid = tswap32(target_fl64->l_pid); |
5813427b | 4205 | unlock_user_struct(target_fl64, arg, 0); |
5f106811 | 4206 | ret = get_errno(fcntl(fd, host_cmd, &fl64)); |
43f238d7 | 4207 | if (ret == 0) { |
579a97f7 FB |
4208 | if (!lock_user_struct(VERIFY_WRITE, target_fl64, arg, 0)) |
4209 | return -TARGET_EFAULT; | |
43f238d7 TS |
4210 | target_fl64->l_type = tswap16(fl64.l_type) >> 1; |
4211 | target_fl64->l_whence = tswap16(fl64.l_whence); | |
4212 | target_fl64->l_start = tswapl(fl64.l_start); | |
4213 | target_fl64->l_len = tswapl(fl64.l_len); | |
7e22e546 | 4214 | target_fl64->l_pid = tswap32(fl64.l_pid); |
43f238d7 TS |
4215 | unlock_user_struct(target_fl64, arg, 1); |
4216 | } | |
9ee1fa2c | 4217 | break; |
7775e9ec FB |
4218 | case TARGET_F_SETLK64: |
4219 | case TARGET_F_SETLKW64: | |
579a97f7 FB |
4220 | if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
4221 | return -TARGET_EFAULT; | |
43f238d7 TS |
4222 | fl64.l_type = tswap16(target_fl64->l_type) >> 1; |
4223 | fl64.l_whence = tswap16(target_fl64->l_whence); | |
4224 | fl64.l_start = tswapl(target_fl64->l_start); | |
4225 | fl64.l_len = tswapl(target_fl64->l_len); | |
7e22e546 | 4226 | fl64.l_pid = tswap32(target_fl64->l_pid); |
43f238d7 | 4227 | unlock_user_struct(target_fl64, arg, 0); |
5f106811 | 4228 | ret = get_errno(fcntl(fd, host_cmd, &fl64)); |
7775e9ec FB |
4229 | break; |
4230 | ||
5f106811 APR |
4231 | case TARGET_F_GETFL: |
4232 | ret = get_errno(fcntl(fd, host_cmd, arg)); | |
9ee1fa2c FB |
4233 | if (ret >= 0) { |
4234 | ret = host_to_target_bitmask(ret, fcntl_flags_tbl); | |
4235 | } | |
ffa65c3b FB |
4236 | break; |
4237 | ||
5f106811 APR |
4238 | case TARGET_F_SETFL: |
4239 | ret = get_errno(fcntl(fd, host_cmd, target_to_host_bitmask(arg, fcntl_flags_tbl))); | |
4240 | break; | |
4241 | ||
4242 | case TARGET_F_SETOWN: | |
4243 | case TARGET_F_GETOWN: | |
4244 | case TARGET_F_SETSIG: | |
4245 | case TARGET_F_GETSIG: | |
7e22e546 UH |
4246 | case TARGET_F_SETLEASE: |
4247 | case TARGET_F_GETLEASE: | |
5f106811 | 4248 | ret = get_errno(fcntl(fd, host_cmd, arg)); |
ffa65c3b FB |
4249 | break; |
4250 | ||
7775e9ec | 4251 | default: |
9ee1fa2c | 4252 | ret = get_errno(fcntl(fd, cmd, arg)); |
7775e9ec FB |
4253 | break; |
4254 | } | |
4255 | return ret; | |
4256 | } | |
4257 | ||
67867308 | 4258 | #ifdef USE_UID16 |
7775e9ec | 4259 | |
67867308 FB |
4260 | static inline int high2lowuid(int uid) |
4261 | { | |
4262 | if (uid > 65535) | |
4263 | return 65534; | |
4264 | else | |
4265 | return uid; | |
4266 | } | |
4267 | ||
4268 | static inline int high2lowgid(int gid) | |
4269 | { | |
4270 | if (gid > 65535) | |
4271 | return 65534; | |
4272 | else | |
4273 | return gid; | |
4274 | } | |
4275 | ||
4276 | static inline int low2highuid(int uid) | |
4277 | { | |
4278 | if ((int16_t)uid == -1) | |
4279 | return -1; | |
4280 | else | |
4281 | return uid; | |
4282 | } | |
4283 | ||
4284 | static inline int low2highgid(int gid) | |
4285 | { | |
4286 | if ((int16_t)gid == -1) | |
4287 | return -1; | |
4288 | else | |
4289 | return gid; | |
4290 | } | |
0c866a7e RV |
4291 | static inline int tswapid(int id) |
4292 | { | |
4293 | return tswap16(id); | |
4294 | } | |
4295 | #else /* !USE_UID16 */ | |
4296 | static inline int high2lowuid(int uid) | |
4297 | { | |
4298 | return uid; | |
4299 | } | |
4300 | static inline int high2lowgid(int gid) | |
4301 | { | |
4302 | return gid; | |
4303 | } | |
4304 | static inline int low2highuid(int uid) | |
4305 | { | |
4306 | return uid; | |
4307 | } | |
4308 | static inline int low2highgid(int gid) | |
4309 | { | |
4310 | return gid; | |
4311 | } | |
4312 | static inline int tswapid(int id) | |
4313 | { | |
4314 | return tswap32(id); | |
4315 | } | |
67867308 | 4316 | #endif /* USE_UID16 */ |
1b6b029e | 4317 | |
31e31b8a FB |
4318 | void syscall_init(void) |
4319 | { | |
2ab83ea7 FB |
4320 | IOCTLEntry *ie; |
4321 | const argtype *arg_type; | |
4322 | int size; | |
b92c47c1 | 4323 | int i; |
2ab83ea7 | 4324 | |
001faf32 | 4325 | #define STRUCT(name, ...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def); |
5fafdf24 | 4326 | #define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def); |
31e31b8a FB |
4327 | #include "syscall_types.h" |
4328 | #undef STRUCT | |
4329 | #undef STRUCT_SPECIAL | |
2ab83ea7 FB |
4330 | |
4331 | /* we patch the ioctl size if necessary. We rely on the fact that | |
4332 | no ioctl has all the bits at '1' in the size field */ | |
4333 | ie = ioctl_entries; | |
4334 | while (ie->target_cmd != 0) { | |
4335 | if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT) & TARGET_IOC_SIZEMASK) == | |
4336 | TARGET_IOC_SIZEMASK) { | |
4337 | arg_type = ie->arg_type; | |
4338 | if (arg_type[0] != TYPE_PTR) { | |
5fafdf24 | 4339 | fprintf(stderr, "cannot patch size for ioctl 0x%x\n", |
2ab83ea7 FB |
4340 | ie->target_cmd); |
4341 | exit(1); | |
4342 | } | |
4343 | arg_type++; | |
4344 | size = thunk_type_size(arg_type, 0); | |
5fafdf24 | 4345 | ie->target_cmd = (ie->target_cmd & |
2ab83ea7 FB |
4346 | ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) | |
4347 | (size << TARGET_IOC_SIZESHIFT); | |
4348 | } | |
b92c47c1 TS |
4349 | |
4350 | /* Build target_to_host_errno_table[] table from | |
4351 | * host_to_target_errno_table[]. */ | |
4352 | for (i=0; i < ERRNO_TABLE_SIZE; i++) | |
4353 | target_to_host_errno_table[host_to_target_errno_table[i]] = i; | |
4354 | ||
2ab83ea7 | 4355 | /* automatic consistency check if same arch */ |
872ea0c0 AZ |
4356 | #if (defined(__i386__) && defined(TARGET_I386) && defined(TARGET_ABI32)) || \ |
4357 | (defined(__x86_64__) && defined(TARGET_X86_64)) | |
4358 | if (unlikely(ie->target_cmd != ie->host_cmd)) { | |
4359 | fprintf(stderr, "ERROR: ioctl(%s): target=0x%x host=0x%x\n", | |
4360 | ie->name, ie->target_cmd, ie->host_cmd); | |
2ab83ea7 FB |
4361 | } |
4362 | #endif | |
4363 | ie++; | |
4364 | } | |
31e31b8a | 4365 | } |
c573ff67 | 4366 | |
992f48a0 | 4367 | #if TARGET_ABI_BITS == 32 |
ce4defa0 PB |
4368 | static inline uint64_t target_offset64(uint32_t word0, uint32_t word1) |
4369 | { | |
af325d36 | 4370 | #ifdef TARGET_WORDS_BIGENDIAN |
ce4defa0 PB |
4371 | return ((uint64_t)word0 << 32) | word1; |
4372 | #else | |
4373 | return ((uint64_t)word1 << 32) | word0; | |
4374 | #endif | |
4375 | } | |
992f48a0 | 4376 | #else /* TARGET_ABI_BITS == 32 */ |
32407103 JM |
4377 | static inline uint64_t target_offset64(uint64_t word0, uint64_t word1) |
4378 | { | |
4379 | return word0; | |
4380 | } | |
992f48a0 | 4381 | #endif /* TARGET_ABI_BITS != 32 */ |
ce4defa0 PB |
4382 | |
4383 | #ifdef TARGET_NR_truncate64 | |
992f48a0 BS |
4384 | static inline abi_long target_truncate64(void *cpu_env, const char *arg1, |
4385 | abi_long arg2, | |
4386 | abi_long arg3, | |
4387 | abi_long arg4) | |
ce4defa0 | 4388 | { |
48e515d4 | 4389 | if (regpairs_aligned(cpu_env)) { |
ce4defa0 PB |
4390 | arg2 = arg3; |
4391 | arg3 = arg4; | |
48e515d4 | 4392 | } |
ce4defa0 PB |
4393 | return get_errno(truncate64(arg1, target_offset64(arg2, arg3))); |
4394 | } | |
4395 | #endif | |
4396 | ||
4397 | #ifdef TARGET_NR_ftruncate64 | |
992f48a0 BS |
4398 | static inline abi_long target_ftruncate64(void *cpu_env, abi_long arg1, |
4399 | abi_long arg2, | |
4400 | abi_long arg3, | |
4401 | abi_long arg4) | |
ce4defa0 | 4402 | { |
48e515d4 | 4403 | if (regpairs_aligned(cpu_env)) { |
ce4defa0 PB |
4404 | arg2 = arg3; |
4405 | arg3 = arg4; | |
48e515d4 | 4406 | } |
ce4defa0 PB |
4407 | return get_errno(ftruncate64(arg1, target_offset64(arg2, arg3))); |
4408 | } | |
4409 | #endif | |
4410 | ||
579a97f7 FB |
4411 | static inline abi_long target_to_host_timespec(struct timespec *host_ts, |
4412 | abi_ulong target_addr) | |
53a5960a PB |
4413 | { |
4414 | struct target_timespec *target_ts; | |
4415 | ||
579a97f7 FB |
4416 | if (!lock_user_struct(VERIFY_READ, target_ts, target_addr, 1)) |
4417 | return -TARGET_EFAULT; | |
53a5960a PB |
4418 | host_ts->tv_sec = tswapl(target_ts->tv_sec); |
4419 | host_ts->tv_nsec = tswapl(target_ts->tv_nsec); | |
4420 | unlock_user_struct(target_ts, target_addr, 0); | |
b255bfa8 | 4421 | return 0; |
53a5960a PB |
4422 | } |
4423 | ||
579a97f7 FB |
4424 | static inline abi_long host_to_target_timespec(abi_ulong target_addr, |
4425 | struct timespec *host_ts) | |
53a5960a PB |
4426 | { |
4427 | struct target_timespec *target_ts; | |
4428 | ||
579a97f7 FB |
4429 | if (!lock_user_struct(VERIFY_WRITE, target_ts, target_addr, 0)) |
4430 | return -TARGET_EFAULT; | |
53a5960a PB |
4431 | target_ts->tv_sec = tswapl(host_ts->tv_sec); |
4432 | target_ts->tv_nsec = tswapl(host_ts->tv_nsec); | |
4433 | unlock_user_struct(target_ts, target_addr, 1); | |
b255bfa8 | 4434 | return 0; |
53a5960a PB |
4435 | } |
4436 | ||
9d33b76b | 4437 | #if defined(TARGET_NR_stat64) || defined(TARGET_NR_newfstatat) |
6a24a778 AZ |
4438 | static inline abi_long host_to_target_stat64(void *cpu_env, |
4439 | abi_ulong target_addr, | |
4440 | struct stat *host_st) | |
4441 | { | |
4442 | #ifdef TARGET_ARM | |
4443 | if (((CPUARMState *)cpu_env)->eabi) { | |
4444 | struct target_eabi_stat64 *target_st; | |
4445 | ||
4446 | if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) | |
4447 | return -TARGET_EFAULT; | |
4448 | memset(target_st, 0, sizeof(struct target_eabi_stat64)); | |
4449 | __put_user(host_st->st_dev, &target_st->st_dev); | |
4450 | __put_user(host_st->st_ino, &target_st->st_ino); | |
4451 | #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO | |
4452 | __put_user(host_st->st_ino, &target_st->__st_ino); | |
4453 | #endif | |
4454 | __put_user(host_st->st_mode, &target_st->st_mode); | |
4455 | __put_user(host_st->st_nlink, &target_st->st_nlink); | |
4456 | __put_user(host_st->st_uid, &target_st->st_uid); | |
4457 | __put_user(host_st->st_gid, &target_st->st_gid); | |
4458 | __put_user(host_st->st_rdev, &target_st->st_rdev); | |
4459 | __put_user(host_st->st_size, &target_st->st_size); | |
4460 | __put_user(host_st->st_blksize, &target_st->st_blksize); | |
4461 | __put_user(host_st->st_blocks, &target_st->st_blocks); | |
4462 | __put_user(host_st->st_atime, &target_st->target_st_atime); | |
4463 | __put_user(host_st->st_mtime, &target_st->target_st_mtime); | |
4464 | __put_user(host_st->st_ctime, &target_st->target_st_ctime); | |
4465 | unlock_user_struct(target_st, target_addr, 1); | |
4466 | } else | |
4467 | #endif | |
4468 | { | |
ed18c5ce | 4469 | #if TARGET_ABI_BITS == 64 && !defined(TARGET_ALPHA) |
9d33b76b AJ |
4470 | struct target_stat *target_st; |
4471 | #else | |
6a24a778 | 4472 | struct target_stat64 *target_st; |
9d33b76b | 4473 | #endif |
6a24a778 AZ |
4474 | |
4475 | if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) | |
4476 | return -TARGET_EFAULT; | |
9d33b76b | 4477 | memset(target_st, 0, sizeof(*target_st)); |
6a24a778 AZ |
4478 | __put_user(host_st->st_dev, &target_st->st_dev); |
4479 | __put_user(host_st->st_ino, &target_st->st_ino); | |
4480 | #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO | |
4481 | __put_user(host_st->st_ino, &target_st->__st_ino); | |
4482 | #endif | |
4483 | __put_user(host_st->st_mode, &target_st->st_mode); | |
4484 | __put_user(host_st->st_nlink, &target_st->st_nlink); | |
4485 | __put_user(host_st->st_uid, &target_st->st_uid); | |
4486 | __put_user(host_st->st_gid, &target_st->st_gid); | |
4487 | __put_user(host_st->st_rdev, &target_st->st_rdev); | |
4488 | /* XXX: better use of kernel struct */ | |
4489 | __put_user(host_st->st_size, &target_st->st_size); | |
4490 | __put_user(host_st->st_blksize, &target_st->st_blksize); | |
4491 | __put_user(host_st->st_blocks, &target_st->st_blocks); | |
4492 | __put_user(host_st->st_atime, &target_st->target_st_atime); | |
4493 | __put_user(host_st->st_mtime, &target_st->target_st_mtime); | |
4494 | __put_user(host_st->st_ctime, &target_st->target_st_ctime); | |
4495 | unlock_user_struct(target_st, target_addr, 1); | |
4496 | } | |
4497 | ||
4498 | return 0; | |
4499 | } | |
4500 | #endif | |
4501 | ||
2f7bb878 | 4502 | #if defined(CONFIG_USE_NPTL) |
bd0c5661 PB |
4503 | /* ??? Using host futex calls even when target atomic operations |
4504 | are not really atomic probably breaks things. However implementing | |
4505 | futexes locally would make futexes shared between multiple processes | |
4506 | tricky. However they're probably useless because guest atomic | |
4507 | operations won't work either. */ | |
8fcd3692 BS |
4508 | static int do_futex(target_ulong uaddr, int op, int val, target_ulong timeout, |
4509 | target_ulong uaddr2, int val3) | |
bd0c5661 PB |
4510 | { |
4511 | struct timespec ts, *pts; | |
a16aae0c | 4512 | int base_op; |
bd0c5661 PB |
4513 | |
4514 | /* ??? We assume FUTEX_* constants are the same on both host | |
4515 | and target. */ | |
a29ccd63 | 4516 | #ifdef FUTEX_CMD_MASK |
a16aae0c | 4517 | base_op = op & FUTEX_CMD_MASK; |
a29ccd63 | 4518 | #else |
a16aae0c | 4519 | base_op = op; |
a29ccd63 | 4520 | #endif |
a16aae0c | 4521 | switch (base_op) { |
bd0c5661 PB |
4522 | case FUTEX_WAIT: |
4523 | if (timeout) { | |
4524 | pts = &ts; | |
4525 | target_to_host_timespec(pts, timeout); | |
4526 | } else { | |
4527 | pts = NULL; | |
4528 | } | |
a29ccd63 | 4529 | return get_errno(sys_futex(g2h(uaddr), op, tswap32(val), |
bd0c5661 PB |
4530 | pts, NULL, 0)); |
4531 | case FUTEX_WAKE: | |
a29ccd63 | 4532 | return get_errno(sys_futex(g2h(uaddr), op, val, NULL, NULL, 0)); |
bd0c5661 | 4533 | case FUTEX_FD: |
a29ccd63 | 4534 | return get_errno(sys_futex(g2h(uaddr), op, val, NULL, NULL, 0)); |
bd0c5661 | 4535 | case FUTEX_REQUEUE: |
bd0c5661 | 4536 | case FUTEX_CMP_REQUEUE: |
a16aae0c NF |
4537 | case FUTEX_WAKE_OP: |
4538 | /* For FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, and FUTEX_WAKE_OP, the | |
4539 | TIMEOUT parameter is interpreted as a uint32_t by the kernel. | |
4540 | But the prototype takes a `struct timespec *'; insert casts | |
4541 | to satisfy the compiler. We do not need to tswap TIMEOUT | |
4542 | since it's not compared to guest memory. */ | |
4543 | pts = (struct timespec *)(uintptr_t) timeout; | |
4544 | return get_errno(sys_futex(g2h(uaddr), op, val, pts, | |
4545 | g2h(uaddr2), | |
4546 | (base_op == FUTEX_CMP_REQUEUE | |
4547 | ? tswap32(val3) | |
4548 | : val3))); | |
bd0c5661 PB |
4549 | default: |
4550 | return -TARGET_ENOSYS; | |
4551 | } | |
4552 | } | |
4553 | #endif | |
4554 | ||
1d9d8b55 PB |
4555 | /* Map host to target signal numbers for the wait family of syscalls. |
4556 | Assume all other status bits are the same. */ | |
4557 | static int host_to_target_waitstatus(int status) | |
4558 | { | |
4559 | if (WIFSIGNALED(status)) { | |
4560 | return host_to_target_signal(WTERMSIG(status)) | (status & ~0x7f); | |
4561 | } | |
4562 | if (WIFSTOPPED(status)) { | |
4563 | return (host_to_target_signal(WSTOPSIG(status)) << 8) | |
4564 | | (status & 0xff); | |
4565 | } | |
4566 | return status; | |
4567 | } | |
4568 | ||
a745ec6d PB |
4569 | int get_osversion(void) |
4570 | { | |
4571 | static int osversion; | |
4572 | struct new_utsname buf; | |
4573 | const char *s; | |
4574 | int i, n, tmp; | |
4575 | if (osversion) | |
4576 | return osversion; | |
4577 | if (qemu_uname_release && *qemu_uname_release) { | |
4578 | s = qemu_uname_release; | |
4579 | } else { | |
4580 | if (sys_uname(&buf)) | |
4581 | return 0; | |
4582 | s = buf.release; | |
4583 | } | |
4584 | tmp = 0; | |
4585 | for (i = 0; i < 3; i++) { | |
4586 | n = 0; | |
4587 | while (*s >= '0' && *s <= '9') { | |
4588 | n *= 10; | |
4589 | n += *s - '0'; | |
4590 | s++; | |
4591 | } | |
4592 | tmp = (tmp << 8) + n; | |
4593 | if (*s == '.') | |
4594 | s++; | |
4595 | } | |
4596 | osversion = tmp; | |
4597 | return osversion; | |
4598 | } | |
4599 | ||
0da46a6e TS |
4600 | /* do_syscall() should always have a single exit point at the end so |
4601 | that actions, such as logging of syscall results, can be performed. | |
4602 | All errnos that do_syscall() returns must be -TARGET_<errcode>. */ | |
992f48a0 BS |
4603 | abi_long do_syscall(void *cpu_env, int num, abi_long arg1, |
4604 | abi_long arg2, abi_long arg3, abi_long arg4, | |
5945cfcb PM |
4605 | abi_long arg5, abi_long arg6, abi_long arg7, |
4606 | abi_long arg8) | |
31e31b8a | 4607 | { |
992f48a0 | 4608 | abi_long ret; |
31e31b8a | 4609 | struct stat st; |
56c8f68f | 4610 | struct statfs stfs; |
53a5960a | 4611 | void *p; |
3b46e624 | 4612 | |
72f03900 | 4613 | #ifdef DEBUG |
c573ff67 | 4614 | gemu_log("syscall %d", num); |
72f03900 | 4615 | #endif |
b92c47c1 TS |
4616 | if(do_strace) |
4617 | print_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); | |
4618 | ||
31e31b8a FB |
4619 | switch(num) { |
4620 | case TARGET_NR_exit: | |
2f7bb878 | 4621 | #ifdef CONFIG_USE_NPTL |
c2764719 PB |
4622 | /* In old applications this may be used to implement _exit(2). |
4623 | However in threaded applictions it is used for thread termination, | |
4624 | and _exit_group is used for application termination. | |
4625 | Do thread termination if we have more then one thread. */ | |
4626 | /* FIXME: This probably breaks if a signal arrives. We should probably | |
4627 | be disabling signals. */ | |
4628 | if (first_cpu->next_cpu) { | |
1e9fa730 | 4629 | TaskState *ts; |
c2764719 PB |
4630 | CPUState **lastp; |
4631 | CPUState *p; | |
4632 | ||
4633 | cpu_list_lock(); | |
4634 | lastp = &first_cpu; | |
4635 | p = first_cpu; | |
4636 | while (p && p != (CPUState *)cpu_env) { | |
4637 | lastp = &p->next_cpu; | |
4638 | p = p->next_cpu; | |
4639 | } | |
4640 | /* If we didn't find the CPU for this thread then something is | |
4641 | horribly wrong. */ | |
4642 | if (!p) | |
4643 | abort(); | |
4644 | /* Remove the CPU from the list. */ | |
4645 | *lastp = p->next_cpu; | |
4646 | cpu_list_unlock(); | |
1e9fa730 | 4647 | ts = ((CPUState *)cpu_env)->opaque; |
c2764719 PB |
4648 | if (ts->child_tidptr) { |
4649 | put_user_u32(0, ts->child_tidptr); | |
4650 | sys_futex(g2h(ts->child_tidptr), FUTEX_WAKE, INT_MAX, | |
4651 | NULL, NULL, 0); | |
4652 | } | |
48e15fc2 NF |
4653 | thread_env = NULL; |
4654 | qemu_free(cpu_env); | |
4655 | qemu_free(ts); | |
c2764719 PB |
4656 | pthread_exit(NULL); |
4657 | } | |
4658 | #endif | |
9788c9ca | 4659 | #ifdef TARGET_GPROF |
7d13299d FB |
4660 | _mcleanup(); |
4661 | #endif | |
e9009676 | 4662 | gdb_exit(cpu_env, arg1); |
c2764719 | 4663 | _exit(arg1); |
31e31b8a FB |
4664 | ret = 0; /* avoid warning */ |
4665 | break; | |
4666 | case TARGET_NR_read: | |
38d840e6 AJ |
4667 | if (arg3 == 0) |
4668 | ret = 0; | |
4669 | else { | |
4670 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) | |
4671 | goto efault; | |
4672 | ret = get_errno(read(arg1, p, arg3)); | |
4673 | unlock_user(p, arg2, ret); | |
4674 | } | |
31e31b8a FB |
4675 | break; |
4676 | case TARGET_NR_write: | |
579a97f7 FB |
4677 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
4678 | goto efault; | |
53a5960a PB |
4679 | ret = get_errno(write(arg1, p, arg3)); |
4680 | unlock_user(p, arg2, 0); | |
31e31b8a FB |
4681 | break; |
4682 | case TARGET_NR_open: | |
2f619698 FB |
4683 | if (!(p = lock_user_string(arg1))) |
4684 | goto efault; | |
53a5960a | 4685 | ret = get_errno(open(path(p), |
ffa65c3b FB |
4686 | target_to_host_bitmask(arg2, fcntl_flags_tbl), |
4687 | arg3)); | |
53a5960a | 4688 | unlock_user(p, arg1, 0); |
31e31b8a | 4689 | break; |
82424832 TS |
4690 | #if defined(TARGET_NR_openat) && defined(__NR_openat) |
4691 | case TARGET_NR_openat: | |
579a97f7 FB |
4692 | if (!(p = lock_user_string(arg2))) |
4693 | goto efault; | |
4694 | ret = get_errno(sys_openat(arg1, | |
4695 | path(p), | |
4696 | target_to_host_bitmask(arg3, fcntl_flags_tbl), | |
4697 | arg4)); | |
4698 | unlock_user(p, arg2, 0); | |
82424832 TS |
4699 | break; |
4700 | #endif | |
31e31b8a FB |
4701 | case TARGET_NR_close: |
4702 | ret = get_errno(close(arg1)); | |
4703 | break; | |
4704 | case TARGET_NR_brk: | |
53a5960a | 4705 | ret = do_brk(arg1); |
31e31b8a FB |
4706 | break; |
4707 | case TARGET_NR_fork: | |
d865bab5 | 4708 | ret = get_errno(do_fork(cpu_env, SIGCHLD, 0, 0, 0, 0)); |
31e31b8a | 4709 | break; |
e5febef5 | 4710 | #ifdef TARGET_NR_waitpid |
31e31b8a FB |
4711 | case TARGET_NR_waitpid: |
4712 | { | |
53a5960a PB |
4713 | int status; |
4714 | ret = get_errno(waitpid(arg1, &status, arg3)); | |
2f619698 | 4715 | if (!is_error(ret) && arg2 |
1d9d8b55 | 4716 | && put_user_s32(host_to_target_waitstatus(status), arg2)) |
2f619698 | 4717 | goto efault; |
31e31b8a FB |
4718 | } |
4719 | break; | |
e5febef5 | 4720 | #endif |
f0cbb613 PB |
4721 | #ifdef TARGET_NR_waitid |
4722 | case TARGET_NR_waitid: | |
4723 | { | |
4724 | siginfo_t info; | |
4725 | info.si_pid = 0; | |
4726 | ret = get_errno(waitid(arg1, arg2, &info, arg4)); | |
4727 | if (!is_error(ret) && arg3 && info.si_pid != 0) { | |
c227f099 | 4728 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_siginfo_t), 0))) |
f0cbb613 PB |
4729 | goto efault; |
4730 | host_to_target_siginfo(p, &info); | |
c227f099 | 4731 | unlock_user(p, arg3, sizeof(target_siginfo_t)); |
f0cbb613 PB |
4732 | } |
4733 | } | |
4734 | break; | |
4735 | #endif | |
7a3148a9 | 4736 | #ifdef TARGET_NR_creat /* not on alpha */ |
31e31b8a | 4737 | case TARGET_NR_creat: |
579a97f7 FB |
4738 | if (!(p = lock_user_string(arg1))) |
4739 | goto efault; | |
53a5960a PB |
4740 | ret = get_errno(creat(p, arg2)); |
4741 | unlock_user(p, arg1, 0); | |
31e31b8a | 4742 | break; |
7a3148a9 | 4743 | #endif |
31e31b8a | 4744 | case TARGET_NR_link: |
53a5960a PB |
4745 | { |
4746 | void * p2; | |
4747 | p = lock_user_string(arg1); | |
4748 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
4749 | if (!p || !p2) |
4750 | ret = -TARGET_EFAULT; | |
4751 | else | |
4752 | ret = get_errno(link(p, p2)); | |
53a5960a PB |
4753 | unlock_user(p2, arg2, 0); |
4754 | unlock_user(p, arg1, 0); | |
4755 | } | |
31e31b8a | 4756 | break; |
64f0ce4c TS |
4757 | #if defined(TARGET_NR_linkat) && defined(__NR_linkat) |
4758 | case TARGET_NR_linkat: | |
64f0ce4c TS |
4759 | { |
4760 | void * p2 = NULL; | |
579a97f7 FB |
4761 | if (!arg2 || !arg4) |
4762 | goto efault; | |
64f0ce4c TS |
4763 | p = lock_user_string(arg2); |
4764 | p2 = lock_user_string(arg4); | |
579a97f7 | 4765 | if (!p || !p2) |
0da46a6e | 4766 | ret = -TARGET_EFAULT; |
64f0ce4c TS |
4767 | else |
4768 | ret = get_errno(sys_linkat(arg1, p, arg3, p2, arg5)); | |
579a97f7 FB |
4769 | unlock_user(p, arg2, 0); |
4770 | unlock_user(p2, arg4, 0); | |
64f0ce4c TS |
4771 | } |
4772 | break; | |
4773 | #endif | |
31e31b8a | 4774 | case TARGET_NR_unlink: |
579a97f7 FB |
4775 | if (!(p = lock_user_string(arg1))) |
4776 | goto efault; | |
53a5960a PB |
4777 | ret = get_errno(unlink(p)); |
4778 | unlock_user(p, arg1, 0); | |
31e31b8a | 4779 | break; |
8170f56b TS |
4780 | #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat) |
4781 | case TARGET_NR_unlinkat: | |
579a97f7 FB |
4782 | if (!(p = lock_user_string(arg2))) |
4783 | goto efault; | |
4784 | ret = get_errno(sys_unlinkat(arg1, p, arg3)); | |
4785 | unlock_user(p, arg2, 0); | |
ed494d87 | 4786 | break; |
b7d35e65 | 4787 | #endif |
31e31b8a | 4788 | case TARGET_NR_execve: |
7854b056 FB |
4789 | { |
4790 | char **argp, **envp; | |
f7341ff4 | 4791 | int argc, envc; |
992f48a0 BS |
4792 | abi_ulong gp; |
4793 | abi_ulong guest_argp; | |
4794 | abi_ulong guest_envp; | |
4795 | abi_ulong addr; | |
7854b056 FB |
4796 | char **q; |
4797 | ||
f7341ff4 | 4798 | argc = 0; |
53a5960a | 4799 | guest_argp = arg2; |
da94d263 | 4800 | for (gp = guest_argp; gp; gp += sizeof(abi_ulong)) { |
03aa1976 | 4801 | if (get_user_ual(addr, gp)) |
2f619698 | 4802 | goto efault; |
03aa1976 | 4803 | if (!addr) |
2f619698 | 4804 | break; |
7854b056 | 4805 | argc++; |
2f619698 | 4806 | } |
f7341ff4 | 4807 | envc = 0; |
53a5960a | 4808 | guest_envp = arg3; |
da94d263 | 4809 | for (gp = guest_envp; gp; gp += sizeof(abi_ulong)) { |
03aa1976 | 4810 | if (get_user_ual(addr, gp)) |
2f619698 | 4811 | goto efault; |
03aa1976 | 4812 | if (!addr) |
2f619698 | 4813 | break; |
7854b056 | 4814 | envc++; |
2f619698 | 4815 | } |
7854b056 | 4816 | |
f7341ff4 FB |
4817 | argp = alloca((argc + 1) * sizeof(void *)); |
4818 | envp = alloca((envc + 1) * sizeof(void *)); | |
7854b056 | 4819 | |
da94d263 | 4820 | for (gp = guest_argp, q = argp; gp; |
992f48a0 | 4821 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4822 | if (get_user_ual(addr, gp)) |
4823 | goto execve_efault; | |
53a5960a PB |
4824 | if (!addr) |
4825 | break; | |
2f619698 FB |
4826 | if (!(*q = lock_user_string(addr))) |
4827 | goto execve_efault; | |
53a5960a | 4828 | } |
f7341ff4 FB |
4829 | *q = NULL; |
4830 | ||
da94d263 | 4831 | for (gp = guest_envp, q = envp; gp; |
992f48a0 | 4832 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4833 | if (get_user_ual(addr, gp)) |
4834 | goto execve_efault; | |
53a5960a PB |
4835 | if (!addr) |
4836 | break; | |
2f619698 FB |
4837 | if (!(*q = lock_user_string(addr))) |
4838 | goto execve_efault; | |
53a5960a | 4839 | } |
f7341ff4 | 4840 | *q = NULL; |
7854b056 | 4841 | |
2f619698 FB |
4842 | if (!(p = lock_user_string(arg1))) |
4843 | goto execve_efault; | |
53a5960a PB |
4844 | ret = get_errno(execve(p, argp, envp)); |
4845 | unlock_user(p, arg1, 0); | |
4846 | ||
2f619698 FB |
4847 | goto execve_end; |
4848 | ||
4849 | execve_efault: | |
4850 | ret = -TARGET_EFAULT; | |
4851 | ||
4852 | execve_end: | |
53a5960a | 4853 | for (gp = guest_argp, q = argp; *q; |
992f48a0 | 4854 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4855 | if (get_user_ual(addr, gp) |
4856 | || !addr) | |
4857 | break; | |
53a5960a PB |
4858 | unlock_user(*q, addr, 0); |
4859 | } | |
4860 | for (gp = guest_envp, q = envp; *q; | |
992f48a0 | 4861 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4862 | if (get_user_ual(addr, gp) |
4863 | || !addr) | |
4864 | break; | |
53a5960a PB |
4865 | unlock_user(*q, addr, 0); |
4866 | } | |
7854b056 | 4867 | } |
31e31b8a FB |
4868 | break; |
4869 | case TARGET_NR_chdir: | |
579a97f7 FB |
4870 | if (!(p = lock_user_string(arg1))) |
4871 | goto efault; | |
53a5960a PB |
4872 | ret = get_errno(chdir(p)); |
4873 | unlock_user(p, arg1, 0); | |
31e31b8a | 4874 | break; |
a315a145 | 4875 | #ifdef TARGET_NR_time |
31e31b8a FB |
4876 | case TARGET_NR_time: |
4877 | { | |
53a5960a PB |
4878 | time_t host_time; |
4879 | ret = get_errno(time(&host_time)); | |
2f619698 FB |
4880 | if (!is_error(ret) |
4881 | && arg1 | |
4882 | && put_user_sal(host_time, arg1)) | |
4883 | goto efault; | |
31e31b8a FB |
4884 | } |
4885 | break; | |
a315a145 | 4886 | #endif |
31e31b8a | 4887 | case TARGET_NR_mknod: |
579a97f7 FB |
4888 | if (!(p = lock_user_string(arg1))) |
4889 | goto efault; | |
53a5960a PB |
4890 | ret = get_errno(mknod(p, arg2, arg3)); |
4891 | unlock_user(p, arg1, 0); | |
31e31b8a | 4892 | break; |
75ac37a0 TS |
4893 | #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat) |
4894 | case TARGET_NR_mknodat: | |
579a97f7 FB |
4895 | if (!(p = lock_user_string(arg2))) |
4896 | goto efault; | |
4897 | ret = get_errno(sys_mknodat(arg1, p, arg3, arg4)); | |
4898 | unlock_user(p, arg2, 0); | |
75ac37a0 TS |
4899 | break; |
4900 | #endif | |
31e31b8a | 4901 | case TARGET_NR_chmod: |
579a97f7 FB |
4902 | if (!(p = lock_user_string(arg1))) |
4903 | goto efault; | |
53a5960a PB |
4904 | ret = get_errno(chmod(p, arg2)); |
4905 | unlock_user(p, arg1, 0); | |
31e31b8a | 4906 | break; |
ebc05488 | 4907 | #ifdef TARGET_NR_break |
31e31b8a FB |
4908 | case TARGET_NR_break: |
4909 | goto unimplemented; | |
ebc05488 FB |
4910 | #endif |
4911 | #ifdef TARGET_NR_oldstat | |
31e31b8a FB |
4912 | case TARGET_NR_oldstat: |
4913 | goto unimplemented; | |
ebc05488 | 4914 | #endif |
31e31b8a FB |
4915 | case TARGET_NR_lseek: |
4916 | ret = get_errno(lseek(arg1, arg2, arg3)); | |
4917 | break; | |
9231733a RH |
4918 | #if defined(TARGET_NR_getxpid) && defined(TARGET_ALPHA) |
4919 | /* Alpha specific */ | |
7a3148a9 | 4920 | case TARGET_NR_getxpid: |
9231733a RH |
4921 | ((CPUAlphaState *)cpu_env)->ir[IR_A4] = getppid(); |
4922 | ret = get_errno(getpid()); | |
4923 | break; | |
7a3148a9 | 4924 | #endif |
9231733a RH |
4925 | #ifdef TARGET_NR_getpid |
4926 | case TARGET_NR_getpid: | |
31e31b8a FB |
4927 | ret = get_errno(getpid()); |
4928 | break; | |
9231733a | 4929 | #endif |
31e31b8a | 4930 | case TARGET_NR_mount: |
80265918 TS |
4931 | { |
4932 | /* need to look at the data field */ | |
4933 | void *p2, *p3; | |
4934 | p = lock_user_string(arg1); | |
4935 | p2 = lock_user_string(arg2); | |
4936 | p3 = lock_user_string(arg3); | |
579a97f7 FB |
4937 | if (!p || !p2 || !p3) |
4938 | ret = -TARGET_EFAULT; | |
dab46405 | 4939 | else { |
579a97f7 FB |
4940 | /* FIXME - arg5 should be locked, but it isn't clear how to |
4941 | * do that since it's not guaranteed to be a NULL-terminated | |
4942 | * string. | |
4943 | */ | |
dab46405 JSM |
4944 | if ( ! arg5 ) |
4945 | ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, NULL)); | |
4946 | else | |
4947 | ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, g2h(arg5))); | |
4948 | } | |
579a97f7 FB |
4949 | unlock_user(p, arg1, 0); |
4950 | unlock_user(p2, arg2, 0); | |
4951 | unlock_user(p3, arg3, 0); | |
80265918 TS |
4952 | break; |
4953 | } | |
e5febef5 | 4954 | #ifdef TARGET_NR_umount |
31e31b8a | 4955 | case TARGET_NR_umount: |
579a97f7 FB |
4956 | if (!(p = lock_user_string(arg1))) |
4957 | goto efault; | |
53a5960a PB |
4958 | ret = get_errno(umount(p)); |
4959 | unlock_user(p, arg1, 0); | |
31e31b8a | 4960 | break; |
e5febef5 | 4961 | #endif |
7a3148a9 | 4962 | #ifdef TARGET_NR_stime /* not on alpha */ |
31e31b8a FB |
4963 | case TARGET_NR_stime: |
4964 | { | |
53a5960a | 4965 | time_t host_time; |
2f619698 FB |
4966 | if (get_user_sal(host_time, arg1)) |
4967 | goto efault; | |
53a5960a | 4968 | ret = get_errno(stime(&host_time)); |
31e31b8a FB |
4969 | } |
4970 | break; | |
7a3148a9 | 4971 | #endif |
31e31b8a FB |
4972 | case TARGET_NR_ptrace: |
4973 | goto unimplemented; | |
7a3148a9 | 4974 | #ifdef TARGET_NR_alarm /* not on alpha */ |
31e31b8a FB |
4975 | case TARGET_NR_alarm: |
4976 | ret = alarm(arg1); | |
4977 | break; | |
7a3148a9 | 4978 | #endif |
ebc05488 | 4979 | #ifdef TARGET_NR_oldfstat |
31e31b8a FB |
4980 | case TARGET_NR_oldfstat: |
4981 | goto unimplemented; | |
ebc05488 | 4982 | #endif |
7a3148a9 | 4983 | #ifdef TARGET_NR_pause /* not on alpha */ |
31e31b8a FB |
4984 | case TARGET_NR_pause: |
4985 | ret = get_errno(pause()); | |
4986 | break; | |
7a3148a9 | 4987 | #endif |
e5febef5 | 4988 | #ifdef TARGET_NR_utime |
31e31b8a | 4989 | case TARGET_NR_utime: |
ebc05488 | 4990 | { |
53a5960a PB |
4991 | struct utimbuf tbuf, *host_tbuf; |
4992 | struct target_utimbuf *target_tbuf; | |
4993 | if (arg2) { | |
579a97f7 FB |
4994 | if (!lock_user_struct(VERIFY_READ, target_tbuf, arg2, 1)) |
4995 | goto efault; | |
53a5960a PB |
4996 | tbuf.actime = tswapl(target_tbuf->actime); |
4997 | tbuf.modtime = tswapl(target_tbuf->modtime); | |
4998 | unlock_user_struct(target_tbuf, arg2, 0); | |
4999 | host_tbuf = &tbuf; | |
f72e8ff4 | 5000 | } else { |
53a5960a | 5001 | host_tbuf = NULL; |
f72e8ff4 | 5002 | } |
579a97f7 FB |
5003 | if (!(p = lock_user_string(arg1))) |
5004 | goto efault; | |
53a5960a PB |
5005 | ret = get_errno(utime(p, host_tbuf)); |
5006 | unlock_user(p, arg1, 0); | |
ebc05488 FB |
5007 | } |
5008 | break; | |
e5febef5 | 5009 | #endif |
978a66ff FB |
5010 | case TARGET_NR_utimes: |
5011 | { | |
978a66ff | 5012 | struct timeval *tvp, tv[2]; |
53a5960a | 5013 | if (arg2) { |
788f5ec4 TS |
5014 | if (copy_from_user_timeval(&tv[0], arg2) |
5015 | || copy_from_user_timeval(&tv[1], | |
5016 | arg2 + sizeof(struct target_timeval))) | |
5017 | goto efault; | |
978a66ff FB |
5018 | tvp = tv; |
5019 | } else { | |
5020 | tvp = NULL; | |
5021 | } | |
579a97f7 FB |
5022 | if (!(p = lock_user_string(arg1))) |
5023 | goto efault; | |
53a5960a PB |
5024 | ret = get_errno(utimes(p, tvp)); |
5025 | unlock_user(p, arg1, 0); | |
978a66ff FB |
5026 | } |
5027 | break; | |
ac8a6556 AZ |
5028 | #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat) |
5029 | case TARGET_NR_futimesat: | |
5030 | { | |
5031 | struct timeval *tvp, tv[2]; | |
5032 | if (arg3) { | |
5033 | if (copy_from_user_timeval(&tv[0], arg3) | |
5034 | || copy_from_user_timeval(&tv[1], | |
5035 | arg3 + sizeof(struct target_timeval))) | |
5036 | goto efault; | |
5037 | tvp = tv; | |
5038 | } else { | |
5039 | tvp = NULL; | |
5040 | } | |
5041 | if (!(p = lock_user_string(arg2))) | |
5042 | goto efault; | |
5043 | ret = get_errno(sys_futimesat(arg1, path(p), tvp)); | |
5044 | unlock_user(p, arg2, 0); | |
5045 | } | |
5046 | break; | |
5047 | #endif | |
ebc05488 | 5048 | #ifdef TARGET_NR_stty |
31e31b8a FB |
5049 | case TARGET_NR_stty: |
5050 | goto unimplemented; | |
ebc05488 FB |
5051 | #endif |
5052 | #ifdef TARGET_NR_gtty | |
31e31b8a FB |
5053 | case TARGET_NR_gtty: |
5054 | goto unimplemented; | |
ebc05488 | 5055 | #endif |
31e31b8a | 5056 | case TARGET_NR_access: |
579a97f7 FB |
5057 | if (!(p = lock_user_string(arg1))) |
5058 | goto efault; | |
719f908e | 5059 | ret = get_errno(access(path(p), arg2)); |
53a5960a | 5060 | unlock_user(p, arg1, 0); |
31e31b8a | 5061 | break; |
92a34c10 TS |
5062 | #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat) |
5063 | case TARGET_NR_faccessat: | |
579a97f7 FB |
5064 | if (!(p = lock_user_string(arg2))) |
5065 | goto efault; | |
465c9f06 | 5066 | ret = get_errno(sys_faccessat(arg1, p, arg3)); |
579a97f7 | 5067 | unlock_user(p, arg2, 0); |
92a34c10 TS |
5068 | break; |
5069 | #endif | |
7a3148a9 | 5070 | #ifdef TARGET_NR_nice /* not on alpha */ |
31e31b8a FB |
5071 | case TARGET_NR_nice: |
5072 | ret = get_errno(nice(arg1)); | |
5073 | break; | |
7a3148a9 | 5074 | #endif |
ebc05488 | 5075 | #ifdef TARGET_NR_ftime |
31e31b8a FB |
5076 | case TARGET_NR_ftime: |
5077 | goto unimplemented; | |
ebc05488 | 5078 | #endif |
31e31b8a | 5079 | case TARGET_NR_sync: |
04369ff2 FB |
5080 | sync(); |
5081 | ret = 0; | |
31e31b8a FB |
5082 | break; |
5083 | case TARGET_NR_kill: | |
4cb05961 | 5084 | ret = get_errno(kill(arg1, target_to_host_signal(arg2))); |
31e31b8a FB |
5085 | break; |
5086 | case TARGET_NR_rename: | |
53a5960a PB |
5087 | { |
5088 | void *p2; | |
5089 | p = lock_user_string(arg1); | |
5090 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
5091 | if (!p || !p2) |
5092 | ret = -TARGET_EFAULT; | |
5093 | else | |
5094 | ret = get_errno(rename(p, p2)); | |
53a5960a PB |
5095 | unlock_user(p2, arg2, 0); |
5096 | unlock_user(p, arg1, 0); | |
5097 | } | |
31e31b8a | 5098 | break; |
722183f6 TS |
5099 | #if defined(TARGET_NR_renameat) && defined(__NR_renameat) |
5100 | case TARGET_NR_renameat: | |
722183f6 | 5101 | { |
579a97f7 | 5102 | void *p2; |
722183f6 TS |
5103 | p = lock_user_string(arg2); |
5104 | p2 = lock_user_string(arg4); | |
579a97f7 | 5105 | if (!p || !p2) |
0da46a6e | 5106 | ret = -TARGET_EFAULT; |
722183f6 TS |
5107 | else |
5108 | ret = get_errno(sys_renameat(arg1, p, arg3, p2)); | |
579a97f7 FB |
5109 | unlock_user(p2, arg4, 0); |
5110 | unlock_user(p, arg2, 0); | |
722183f6 TS |
5111 | } |
5112 | break; | |
5113 | #endif | |
31e31b8a | 5114 | case TARGET_NR_mkdir: |
579a97f7 FB |
5115 | if (!(p = lock_user_string(arg1))) |
5116 | goto efault; | |
53a5960a PB |
5117 | ret = get_errno(mkdir(p, arg2)); |
5118 | unlock_user(p, arg1, 0); | |
31e31b8a | 5119 | break; |
4472ad0d TS |
5120 | #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat) |
5121 | case TARGET_NR_mkdirat: | |
579a97f7 FB |
5122 | if (!(p = lock_user_string(arg2))) |
5123 | goto efault; | |
5124 | ret = get_errno(sys_mkdirat(arg1, p, arg3)); | |
5125 | unlock_user(p, arg2, 0); | |
4472ad0d TS |
5126 | break; |
5127 | #endif | |
31e31b8a | 5128 | case TARGET_NR_rmdir: |
579a97f7 FB |
5129 | if (!(p = lock_user_string(arg1))) |
5130 | goto efault; | |
53a5960a PB |
5131 | ret = get_errno(rmdir(p)); |
5132 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5133 | break; |
5134 | case TARGET_NR_dup: | |
5135 | ret = get_errno(dup(arg1)); | |
5136 | break; | |
5137 | case TARGET_NR_pipe: | |
fb41a66e | 5138 | ret = do_pipe(cpu_env, arg1, 0, 0); |
099d6b0f RV |
5139 | break; |
5140 | #ifdef TARGET_NR_pipe2 | |
5141 | case TARGET_NR_pipe2: | |
fb41a66e | 5142 | ret = do_pipe(cpu_env, arg1, arg2, 1); |
31e31b8a | 5143 | break; |
099d6b0f | 5144 | #endif |
31e31b8a | 5145 | case TARGET_NR_times: |
32f36bce | 5146 | { |
53a5960a | 5147 | struct target_tms *tmsp; |
32f36bce FB |
5148 | struct tms tms; |
5149 | ret = get_errno(times(&tms)); | |
53a5960a | 5150 | if (arg1) { |
579a97f7 FB |
5151 | tmsp = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_tms), 0); |
5152 | if (!tmsp) | |
5153 | goto efault; | |
c596ed17 FB |
5154 | tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime)); |
5155 | tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime)); | |
5156 | tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime)); | |
5157 | tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime)); | |
32f36bce | 5158 | } |
c596ed17 FB |
5159 | if (!is_error(ret)) |
5160 | ret = host_to_target_clock_t(ret); | |
32f36bce FB |
5161 | } |
5162 | break; | |
ebc05488 | 5163 | #ifdef TARGET_NR_prof |
31e31b8a FB |
5164 | case TARGET_NR_prof: |
5165 | goto unimplemented; | |
ebc05488 | 5166 | #endif |
e5febef5 | 5167 | #ifdef TARGET_NR_signal |
31e31b8a FB |
5168 | case TARGET_NR_signal: |
5169 | goto unimplemented; | |
e5febef5 | 5170 | #endif |
31e31b8a | 5171 | case TARGET_NR_acct: |
38d840e6 AJ |
5172 | if (arg1 == 0) { |
5173 | ret = get_errno(acct(NULL)); | |
5174 | } else { | |
5175 | if (!(p = lock_user_string(arg1))) | |
5176 | goto efault; | |
5177 | ret = get_errno(acct(path(p))); | |
5178 | unlock_user(p, arg1, 0); | |
5179 | } | |
24836689 | 5180 | break; |
7a3148a9 | 5181 | #ifdef TARGET_NR_umount2 /* not on alpha */ |
31e31b8a | 5182 | case TARGET_NR_umount2: |
579a97f7 FB |
5183 | if (!(p = lock_user_string(arg1))) |
5184 | goto efault; | |
53a5960a PB |
5185 | ret = get_errno(umount2(p, arg2)); |
5186 | unlock_user(p, arg1, 0); | |
31e31b8a | 5187 | break; |
7a3148a9 | 5188 | #endif |
ebc05488 | 5189 | #ifdef TARGET_NR_lock |
31e31b8a FB |
5190 | case TARGET_NR_lock: |
5191 | goto unimplemented; | |
ebc05488 | 5192 | #endif |
31e31b8a FB |
5193 | case TARGET_NR_ioctl: |
5194 | ret = do_ioctl(arg1, arg2, arg3); | |
5195 | break; | |
5196 | case TARGET_NR_fcntl: | |
9ee1fa2c | 5197 | ret = do_fcntl(arg1, arg2, arg3); |
31e31b8a | 5198 | break; |
ebc05488 | 5199 | #ifdef TARGET_NR_mpx |
31e31b8a FB |
5200 | case TARGET_NR_mpx: |
5201 | goto unimplemented; | |
ebc05488 | 5202 | #endif |
31e31b8a FB |
5203 | case TARGET_NR_setpgid: |
5204 | ret = get_errno(setpgid(arg1, arg2)); | |
5205 | break; | |
ebc05488 | 5206 | #ifdef TARGET_NR_ulimit |
31e31b8a FB |
5207 | case TARGET_NR_ulimit: |
5208 | goto unimplemented; | |
ebc05488 FB |
5209 | #endif |
5210 | #ifdef TARGET_NR_oldolduname | |
31e31b8a FB |
5211 | case TARGET_NR_oldolduname: |
5212 | goto unimplemented; | |
ebc05488 | 5213 | #endif |
31e31b8a FB |
5214 | case TARGET_NR_umask: |
5215 | ret = get_errno(umask(arg1)); | |
5216 | break; | |
5217 | case TARGET_NR_chroot: | |
579a97f7 FB |
5218 | if (!(p = lock_user_string(arg1))) |
5219 | goto efault; | |
53a5960a PB |
5220 | ret = get_errno(chroot(p)); |
5221 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5222 | break; |
5223 | case TARGET_NR_ustat: | |
5224 | goto unimplemented; | |
5225 | case TARGET_NR_dup2: | |
5226 | ret = get_errno(dup2(arg1, arg2)); | |
5227 | break; | |
d0927938 UH |
5228 | #if defined(CONFIG_DUP3) && defined(TARGET_NR_dup3) |
5229 | case TARGET_NR_dup3: | |
5230 | ret = get_errno(dup3(arg1, arg2, arg3)); | |
5231 | break; | |
5232 | #endif | |
7a3148a9 | 5233 | #ifdef TARGET_NR_getppid /* not on alpha */ |
31e31b8a FB |
5234 | case TARGET_NR_getppid: |
5235 | ret = get_errno(getppid()); | |
5236 | break; | |
7a3148a9 | 5237 | #endif |
31e31b8a FB |
5238 | case TARGET_NR_getpgrp: |
5239 | ret = get_errno(getpgrp()); | |
5240 | break; | |
5241 | case TARGET_NR_setsid: | |
5242 | ret = get_errno(setsid()); | |
5243 | break; | |
e5febef5 | 5244 | #ifdef TARGET_NR_sigaction |
31e31b8a | 5245 | case TARGET_NR_sigaction: |
31e31b8a | 5246 | { |
6049f4f8 RH |
5247 | #if defined(TARGET_ALPHA) |
5248 | struct target_sigaction act, oact, *pact = 0; | |
53a5960a | 5249 | struct target_old_sigaction *old_act; |
53a5960a | 5250 | if (arg2) { |
579a97f7 FB |
5251 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
5252 | goto efault; | |
66fb9763 FB |
5253 | act._sa_handler = old_act->_sa_handler; |
5254 | target_siginitset(&act.sa_mask, old_act->sa_mask); | |
5255 | act.sa_flags = old_act->sa_flags; | |
6049f4f8 | 5256 | act.sa_restorer = 0; |
53a5960a | 5257 | unlock_user_struct(old_act, arg2, 0); |
66fb9763 | 5258 | pact = &act; |
66fb9763 FB |
5259 | } |
5260 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
53a5960a | 5261 | if (!is_error(ret) && arg3) { |
579a97f7 FB |
5262 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
5263 | goto efault; | |
53a5960a PB |
5264 | old_act->_sa_handler = oact._sa_handler; |
5265 | old_act->sa_mask = oact.sa_mask.sig[0]; | |
5266 | old_act->sa_flags = oact.sa_flags; | |
53a5960a | 5267 | unlock_user_struct(old_act, arg3, 1); |
66fb9763 | 5268 | } |
6049f4f8 | 5269 | #elif defined(TARGET_MIPS) |
106ec879 FB |
5270 | struct target_sigaction act, oact, *pact, *old_act; |
5271 | ||
5272 | if (arg2) { | |
579a97f7 FB |
5273 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
5274 | goto efault; | |
106ec879 FB |
5275 | act._sa_handler = old_act->_sa_handler; |
5276 | target_siginitset(&act.sa_mask, old_act->sa_mask.sig[0]); | |
5277 | act.sa_flags = old_act->sa_flags; | |
5278 | unlock_user_struct(old_act, arg2, 0); | |
5279 | pact = &act; | |
5280 | } else { | |
5281 | pact = NULL; | |
5282 | } | |
5283 | ||
5284 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
5285 | ||
5286 | if (!is_error(ret) && arg3) { | |
579a97f7 FB |
5287 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
5288 | goto efault; | |
106ec879 FB |
5289 | old_act->_sa_handler = oact._sa_handler; |
5290 | old_act->sa_flags = oact.sa_flags; | |
5291 | old_act->sa_mask.sig[0] = oact.sa_mask.sig[0]; | |
5292 | old_act->sa_mask.sig[1] = 0; | |
5293 | old_act->sa_mask.sig[2] = 0; | |
5294 | old_act->sa_mask.sig[3] = 0; | |
5295 | unlock_user_struct(old_act, arg3, 1); | |
5296 | } | |
6049f4f8 RH |
5297 | #else |
5298 | struct target_old_sigaction *old_act; | |
5299 | struct target_sigaction act, oact, *pact; | |
5300 | if (arg2) { | |
5301 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) | |
5302 | goto efault; | |
5303 | act._sa_handler = old_act->_sa_handler; | |
5304 | target_siginitset(&act.sa_mask, old_act->sa_mask); | |
5305 | act.sa_flags = old_act->sa_flags; | |
5306 | act.sa_restorer = old_act->sa_restorer; | |
5307 | unlock_user_struct(old_act, arg2, 0); | |
5308 | pact = &act; | |
5309 | } else { | |
5310 | pact = NULL; | |
5311 | } | |
5312 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
5313 | if (!is_error(ret) && arg3) { | |
5314 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) | |
5315 | goto efault; | |
5316 | old_act->_sa_handler = oact._sa_handler; | |
5317 | old_act->sa_mask = oact.sa_mask.sig[0]; | |
5318 | old_act->sa_flags = oact.sa_flags; | |
5319 | old_act->sa_restorer = oact.sa_restorer; | |
5320 | unlock_user_struct(old_act, arg3, 1); | |
5321 | } | |
388bb21a | 5322 | #endif |
31e31b8a FB |
5323 | } |
5324 | break; | |
e5febef5 | 5325 | #endif |
66fb9763 | 5326 | case TARGET_NR_rt_sigaction: |
53a5960a | 5327 | { |
6049f4f8 RH |
5328 | #if defined(TARGET_ALPHA) |
5329 | struct target_sigaction act, oact, *pact = 0; | |
5330 | struct target_rt_sigaction *rt_act; | |
5331 | /* ??? arg4 == sizeof(sigset_t). */ | |
5332 | if (arg2) { | |
5333 | if (!lock_user_struct(VERIFY_READ, rt_act, arg2, 1)) | |
5334 | goto efault; | |
5335 | act._sa_handler = rt_act->_sa_handler; | |
5336 | act.sa_mask = rt_act->sa_mask; | |
5337 | act.sa_flags = rt_act->sa_flags; | |
5338 | act.sa_restorer = arg5; | |
5339 | unlock_user_struct(rt_act, arg2, 0); | |
5340 | pact = &act; | |
5341 | } | |
5342 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
5343 | if (!is_error(ret) && arg3) { | |
5344 | if (!lock_user_struct(VERIFY_WRITE, rt_act, arg3, 0)) | |
5345 | goto efault; | |
5346 | rt_act->_sa_handler = oact._sa_handler; | |
5347 | rt_act->sa_mask = oact.sa_mask; | |
5348 | rt_act->sa_flags = oact.sa_flags; | |
5349 | unlock_user_struct(rt_act, arg3, 1); | |
5350 | } | |
5351 | #else | |
53a5960a PB |
5352 | struct target_sigaction *act; |
5353 | struct target_sigaction *oact; | |
5354 | ||
579a97f7 FB |
5355 | if (arg2) { |
5356 | if (!lock_user_struct(VERIFY_READ, act, arg2, 1)) | |
5357 | goto efault; | |
5358 | } else | |
53a5960a | 5359 | act = NULL; |
579a97f7 FB |
5360 | if (arg3) { |
5361 | if (!lock_user_struct(VERIFY_WRITE, oact, arg3, 0)) { | |
5362 | ret = -TARGET_EFAULT; | |
5363 | goto rt_sigaction_fail; | |
5364 | } | |
5365 | } else | |
53a5960a PB |
5366 | oact = NULL; |
5367 | ret = get_errno(do_sigaction(arg1, act, oact)); | |
579a97f7 FB |
5368 | rt_sigaction_fail: |
5369 | if (act) | |
53a5960a | 5370 | unlock_user_struct(act, arg2, 0); |
579a97f7 | 5371 | if (oact) |
53a5960a | 5372 | unlock_user_struct(oact, arg3, 1); |
6049f4f8 | 5373 | #endif |
53a5960a | 5374 | } |
66fb9763 | 5375 | break; |
7a3148a9 | 5376 | #ifdef TARGET_NR_sgetmask /* not on alpha */ |
31e31b8a | 5377 | case TARGET_NR_sgetmask: |
66fb9763 FB |
5378 | { |
5379 | sigset_t cur_set; | |
992f48a0 | 5380 | abi_ulong target_set; |
66fb9763 FB |
5381 | sigprocmask(0, NULL, &cur_set); |
5382 | host_to_target_old_sigset(&target_set, &cur_set); | |
5383 | ret = target_set; | |
5384 | } | |
5385 | break; | |
7a3148a9 JM |
5386 | #endif |
5387 | #ifdef TARGET_NR_ssetmask /* not on alpha */ | |
31e31b8a | 5388 | case TARGET_NR_ssetmask: |
66fb9763 FB |
5389 | { |
5390 | sigset_t set, oset, cur_set; | |
992f48a0 | 5391 | abi_ulong target_set = arg1; |
66fb9763 FB |
5392 | sigprocmask(0, NULL, &cur_set); |
5393 | target_to_host_old_sigset(&set, &target_set); | |
5394 | sigorset(&set, &set, &cur_set); | |
5395 | sigprocmask(SIG_SETMASK, &set, &oset); | |
5396 | host_to_target_old_sigset(&target_set, &oset); | |
5397 | ret = target_set; | |
5398 | } | |
5399 | break; | |
7a3148a9 | 5400 | #endif |
e5febef5 | 5401 | #ifdef TARGET_NR_sigprocmask |
66fb9763 FB |
5402 | case TARGET_NR_sigprocmask: |
5403 | { | |
a5b3b13b RH |
5404 | #if defined(TARGET_ALPHA) |
5405 | sigset_t set, oldset; | |
5406 | abi_ulong mask; | |
5407 | int how; | |
5408 | ||
5409 | switch (arg1) { | |
5410 | case TARGET_SIG_BLOCK: | |
5411 | how = SIG_BLOCK; | |
5412 | break; | |
5413 | case TARGET_SIG_UNBLOCK: | |
5414 | how = SIG_UNBLOCK; | |
5415 | break; | |
5416 | case TARGET_SIG_SETMASK: | |
5417 | how = SIG_SETMASK; | |
5418 | break; | |
5419 | default: | |
5420 | ret = -TARGET_EINVAL; | |
5421 | goto fail; | |
5422 | } | |
5423 | mask = arg2; | |
5424 | target_to_host_old_sigset(&set, &mask); | |
5425 | ||
5426 | ret = get_errno(sigprocmask(how, &set, &oldset)); | |
5427 | ||
5428 | if (!is_error(ret)) { | |
5429 | host_to_target_old_sigset(&mask, &oldset); | |
5430 | ret = mask; | |
5431 | ((CPUAlphaState *)cpu_env)->[IR_V0] = 0; /* force no error */ | |
5432 | } | |
5433 | #else | |
66fb9763 | 5434 | sigset_t set, oldset, *set_ptr; |
a5b3b13b | 5435 | int how; |
3b46e624 | 5436 | |
53a5960a | 5437 | if (arg2) { |
a5b3b13b | 5438 | switch (arg1) { |
66fb9763 FB |
5439 | case TARGET_SIG_BLOCK: |
5440 | how = SIG_BLOCK; | |
5441 | break; | |
5442 | case TARGET_SIG_UNBLOCK: | |
5443 | how = SIG_UNBLOCK; | |
5444 | break; | |
5445 | case TARGET_SIG_SETMASK: | |
5446 | how = SIG_SETMASK; | |
5447 | break; | |
5448 | default: | |
0da46a6e | 5449 | ret = -TARGET_EINVAL; |
66fb9763 FB |
5450 | goto fail; |
5451 | } | |
c227f099 | 5452 | if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
579a97f7 | 5453 | goto efault; |
53a5960a PB |
5454 | target_to_host_old_sigset(&set, p); |
5455 | unlock_user(p, arg2, 0); | |
66fb9763 FB |
5456 | set_ptr = &set; |
5457 | } else { | |
5458 | how = 0; | |
5459 | set_ptr = NULL; | |
5460 | } | |
a5b3b13b | 5461 | ret = get_errno(sigprocmask(how, set_ptr, &oldset)); |
53a5960a | 5462 | if (!is_error(ret) && arg3) { |
c227f099 | 5463 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
579a97f7 | 5464 | goto efault; |
53a5960a | 5465 | host_to_target_old_sigset(p, &oldset); |
c227f099 | 5466 | unlock_user(p, arg3, sizeof(target_sigset_t)); |
66fb9763 | 5467 | } |
a5b3b13b | 5468 | #endif |
66fb9763 FB |
5469 | } |
5470 | break; | |
e5febef5 | 5471 | #endif |
66fb9763 FB |
5472 | case TARGET_NR_rt_sigprocmask: |
5473 | { | |
5474 | int how = arg1; | |
5475 | sigset_t set, oldset, *set_ptr; | |
3b46e624 | 5476 | |
53a5960a | 5477 | if (arg2) { |
66fb9763 FB |
5478 | switch(how) { |
5479 | case TARGET_SIG_BLOCK: | |
5480 | how = SIG_BLOCK; | |
5481 | break; | |
5482 | case TARGET_SIG_UNBLOCK: | |
5483 | how = SIG_UNBLOCK; | |
5484 | break; | |
5485 | case TARGET_SIG_SETMASK: | |
5486 | how = SIG_SETMASK; | |
5487 | break; | |
5488 | default: | |
0da46a6e | 5489 | ret = -TARGET_EINVAL; |
66fb9763 FB |
5490 | goto fail; |
5491 | } | |
c227f099 | 5492 | if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
579a97f7 | 5493 | goto efault; |
53a5960a PB |
5494 | target_to_host_sigset(&set, p); |
5495 | unlock_user(p, arg2, 0); | |
66fb9763 FB |
5496 | set_ptr = &set; |
5497 | } else { | |
5498 | how = 0; | |
5499 | set_ptr = NULL; | |
5500 | } | |
5501 | ret = get_errno(sigprocmask(how, set_ptr, &oldset)); | |
53a5960a | 5502 | if (!is_error(ret) && arg3) { |
c227f099 | 5503 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
579a97f7 | 5504 | goto efault; |
53a5960a | 5505 | host_to_target_sigset(p, &oldset); |
c227f099 | 5506 | unlock_user(p, arg3, sizeof(target_sigset_t)); |
66fb9763 FB |
5507 | } |
5508 | } | |
5509 | break; | |
e5febef5 | 5510 | #ifdef TARGET_NR_sigpending |
66fb9763 FB |
5511 | case TARGET_NR_sigpending: |
5512 | { | |
5513 | sigset_t set; | |
5514 | ret = get_errno(sigpending(&set)); | |
5515 | if (!is_error(ret)) { | |
c227f099 | 5516 | if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
579a97f7 | 5517 | goto efault; |
53a5960a | 5518 | host_to_target_old_sigset(p, &set); |
c227f099 | 5519 | unlock_user(p, arg1, sizeof(target_sigset_t)); |
66fb9763 FB |
5520 | } |
5521 | } | |
5522 | break; | |
e5febef5 | 5523 | #endif |
66fb9763 FB |
5524 | case TARGET_NR_rt_sigpending: |
5525 | { | |
5526 | sigset_t set; | |
5527 | ret = get_errno(sigpending(&set)); | |
5528 | if (!is_error(ret)) { | |
c227f099 | 5529 | if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
579a97f7 | 5530 | goto efault; |
53a5960a | 5531 | host_to_target_sigset(p, &set); |
c227f099 | 5532 | unlock_user(p, arg1, sizeof(target_sigset_t)); |
66fb9763 FB |
5533 | } |
5534 | } | |
5535 | break; | |
e5febef5 | 5536 | #ifdef TARGET_NR_sigsuspend |
66fb9763 FB |
5537 | case TARGET_NR_sigsuspend: |
5538 | { | |
5539 | sigset_t set; | |
f43ce12b RH |
5540 | #if defined(TARGET_ALPHA) |
5541 | abi_ulong mask = arg1; | |
5542 | target_to_host_old_sigset(&set, &mask); | |
5543 | #else | |
c227f099 | 5544 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5545 | goto efault; |
53a5960a PB |
5546 | target_to_host_old_sigset(&set, p); |
5547 | unlock_user(p, arg1, 0); | |
f43ce12b | 5548 | #endif |
66fb9763 FB |
5549 | ret = get_errno(sigsuspend(&set)); |
5550 | } | |
5551 | break; | |
e5febef5 | 5552 | #endif |
66fb9763 FB |
5553 | case TARGET_NR_rt_sigsuspend: |
5554 | { | |
5555 | sigset_t set; | |
c227f099 | 5556 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5557 | goto efault; |
53a5960a PB |
5558 | target_to_host_sigset(&set, p); |
5559 | unlock_user(p, arg1, 0); | |
66fb9763 FB |
5560 | ret = get_errno(sigsuspend(&set)); |
5561 | } | |
5562 | break; | |
5563 | case TARGET_NR_rt_sigtimedwait: | |
5564 | { | |
66fb9763 FB |
5565 | sigset_t set; |
5566 | struct timespec uts, *puts; | |
5567 | siginfo_t uinfo; | |
3b46e624 | 5568 | |
c227f099 | 5569 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5570 | goto efault; |
53a5960a PB |
5571 | target_to_host_sigset(&set, p); |
5572 | unlock_user(p, arg1, 0); | |
5573 | if (arg3) { | |
66fb9763 | 5574 | puts = &uts; |
53a5960a | 5575 | target_to_host_timespec(puts, arg3); |
66fb9763 FB |
5576 | } else { |
5577 | puts = NULL; | |
5578 | } | |
5579 | ret = get_errno(sigtimedwait(&set, &uinfo, puts)); | |
53a5960a | 5580 | if (!is_error(ret) && arg2) { |
c227f099 | 5581 | if (!(p = lock_user(VERIFY_WRITE, arg2, sizeof(target_siginfo_t), 0))) |
579a97f7 | 5582 | goto efault; |
53a5960a | 5583 | host_to_target_siginfo(p, &uinfo); |
c227f099 | 5584 | unlock_user(p, arg2, sizeof(target_siginfo_t)); |
66fb9763 FB |
5585 | } |
5586 | } | |
5587 | break; | |
5588 | case TARGET_NR_rt_sigqueueinfo: | |
5589 | { | |
5590 | siginfo_t uinfo; | |
c227f099 | 5591 | if (!(p = lock_user(VERIFY_READ, arg3, sizeof(target_sigset_t), 1))) |
579a97f7 | 5592 | goto efault; |
53a5960a PB |
5593 | target_to_host_siginfo(&uinfo, p); |
5594 | unlock_user(p, arg1, 0); | |
66fb9763 FB |
5595 | ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo)); |
5596 | } | |
5597 | break; | |
e5febef5 | 5598 | #ifdef TARGET_NR_sigreturn |
66fb9763 FB |
5599 | case TARGET_NR_sigreturn: |
5600 | /* NOTE: ret is eax, so not transcoding must be done */ | |
5601 | ret = do_sigreturn(cpu_env); | |
5602 | break; | |
e5febef5 | 5603 | #endif |
66fb9763 FB |
5604 | case TARGET_NR_rt_sigreturn: |
5605 | /* NOTE: ret is eax, so not transcoding must be done */ | |
5606 | ret = do_rt_sigreturn(cpu_env); | |
5607 | break; | |
31e31b8a | 5608 | case TARGET_NR_sethostname: |
579a97f7 FB |
5609 | if (!(p = lock_user_string(arg1))) |
5610 | goto efault; | |
53a5960a PB |
5611 | ret = get_errno(sethostname(p, arg2)); |
5612 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5613 | break; |
5614 | case TARGET_NR_setrlimit: | |
9de5e440 | 5615 | { |
e22b7015 | 5616 | int resource = target_to_host_resource(arg1); |
53a5960a | 5617 | struct target_rlimit *target_rlim; |
9de5e440 | 5618 | struct rlimit rlim; |
579a97f7 FB |
5619 | if (!lock_user_struct(VERIFY_READ, target_rlim, arg2, 1)) |
5620 | goto efault; | |
81bbe906 | 5621 | rlim.rlim_cur = target_to_host_rlim(target_rlim->rlim_cur); |
5622 | rlim.rlim_max = target_to_host_rlim(target_rlim->rlim_max); | |
53a5960a | 5623 | unlock_user_struct(target_rlim, arg2, 0); |
9de5e440 FB |
5624 | ret = get_errno(setrlimit(resource, &rlim)); |
5625 | } | |
5626 | break; | |
31e31b8a | 5627 | case TARGET_NR_getrlimit: |
9de5e440 | 5628 | { |
e22b7015 | 5629 | int resource = target_to_host_resource(arg1); |
53a5960a | 5630 | struct target_rlimit *target_rlim; |
9de5e440 | 5631 | struct rlimit rlim; |
3b46e624 | 5632 | |
9de5e440 FB |
5633 | ret = get_errno(getrlimit(resource, &rlim)); |
5634 | if (!is_error(ret)) { | |
579a97f7 FB |
5635 | if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
5636 | goto efault; | |
81bbe906 | 5637 | target_rlim->rlim_cur = host_to_target_rlim(rlim.rlim_cur); |
5638 | target_rlim->rlim_max = host_to_target_rlim(rlim.rlim_max); | |
53a5960a | 5639 | unlock_user_struct(target_rlim, arg2, 1); |
9de5e440 FB |
5640 | } |
5641 | } | |
5642 | break; | |
31e31b8a | 5643 | case TARGET_NR_getrusage: |
b409186b FB |
5644 | { |
5645 | struct rusage rusage; | |
b409186b FB |
5646 | ret = get_errno(getrusage(arg1, &rusage)); |
5647 | if (!is_error(ret)) { | |
53a5960a | 5648 | host_to_target_rusage(arg2, &rusage); |
b409186b FB |
5649 | } |
5650 | } | |
5651 | break; | |
31e31b8a FB |
5652 | case TARGET_NR_gettimeofday: |
5653 | { | |
31e31b8a FB |
5654 | struct timeval tv; |
5655 | ret = get_errno(gettimeofday(&tv, NULL)); | |
5656 | if (!is_error(ret)) { | |
788f5ec4 TS |
5657 | if (copy_to_user_timeval(arg1, &tv)) |
5658 | goto efault; | |
31e31b8a FB |
5659 | } |
5660 | } | |
5661 | break; | |
5662 | case TARGET_NR_settimeofday: | |
5663 | { | |
31e31b8a | 5664 | struct timeval tv; |
788f5ec4 TS |
5665 | if (copy_from_user_timeval(&tv, arg1)) |
5666 | goto efault; | |
31e31b8a FB |
5667 | ret = get_errno(settimeofday(&tv, NULL)); |
5668 | } | |
5669 | break; | |
a4c075f1 | 5670 | #if defined(TARGET_NR_select) && !defined(TARGET_S390X) && !defined(TARGET_S390) |
31e31b8a | 5671 | case TARGET_NR_select: |
f2674e31 | 5672 | { |
53a5960a | 5673 | struct target_sel_arg_struct *sel; |
992f48a0 | 5674 | abi_ulong inp, outp, exp, tvp; |
53a5960a PB |
5675 | long nsel; |
5676 | ||
579a97f7 FB |
5677 | if (!lock_user_struct(VERIFY_READ, sel, arg1, 1)) |
5678 | goto efault; | |
53a5960a PB |
5679 | nsel = tswapl(sel->n); |
5680 | inp = tswapl(sel->inp); | |
5681 | outp = tswapl(sel->outp); | |
5682 | exp = tswapl(sel->exp); | |
5683 | tvp = tswapl(sel->tvp); | |
5684 | unlock_user_struct(sel, arg1, 0); | |
5685 | ret = do_select(nsel, inp, outp, exp, tvp); | |
f2674e31 FB |
5686 | } |
5687 | break; | |
9e42382f RV |
5688 | #endif |
5689 | #ifdef TARGET_NR_pselect6 | |
5690 | case TARGET_NR_pselect6: | |
055e0906 MF |
5691 | { |
5692 | abi_long rfd_addr, wfd_addr, efd_addr, n, ts_addr; | |
5693 | fd_set rfds, wfds, efds; | |
5694 | fd_set *rfds_ptr, *wfds_ptr, *efds_ptr; | |
5695 | struct timespec ts, *ts_ptr; | |
5696 | ||
5697 | /* | |
5698 | * The 6th arg is actually two args smashed together, | |
5699 | * so we cannot use the C library. | |
5700 | */ | |
5701 | sigset_t set; | |
5702 | struct { | |
5703 | sigset_t *set; | |
5704 | size_t size; | |
5705 | } sig, *sig_ptr; | |
5706 | ||
5707 | abi_ulong arg_sigset, arg_sigsize, *arg7; | |
5708 | target_sigset_t *target_sigset; | |
5709 | ||
5710 | n = arg1; | |
5711 | rfd_addr = arg2; | |
5712 | wfd_addr = arg3; | |
5713 | efd_addr = arg4; | |
5714 | ts_addr = arg5; | |
5715 | ||
5716 | ret = copy_from_user_fdset_ptr(&rfds, &rfds_ptr, rfd_addr, n); | |
5717 | if (ret) { | |
5718 | goto fail; | |
5719 | } | |
5720 | ret = copy_from_user_fdset_ptr(&wfds, &wfds_ptr, wfd_addr, n); | |
5721 | if (ret) { | |
5722 | goto fail; | |
5723 | } | |
5724 | ret = copy_from_user_fdset_ptr(&efds, &efds_ptr, efd_addr, n); | |
5725 | if (ret) { | |
5726 | goto fail; | |
5727 | } | |
5728 | ||
5729 | /* | |
5730 | * This takes a timespec, and not a timeval, so we cannot | |
5731 | * use the do_select() helper ... | |
5732 | */ | |
5733 | if (ts_addr) { | |
5734 | if (target_to_host_timespec(&ts, ts_addr)) { | |
5735 | goto efault; | |
5736 | } | |
5737 | ts_ptr = &ts; | |
5738 | } else { | |
5739 | ts_ptr = NULL; | |
5740 | } | |
5741 | ||
5742 | /* Extract the two packed args for the sigset */ | |
5743 | if (arg6) { | |
5744 | sig_ptr = &sig; | |
5745 | sig.size = _NSIG / 8; | |
5746 | ||
5747 | arg7 = lock_user(VERIFY_READ, arg6, sizeof(*arg7) * 2, 1); | |
5748 | if (!arg7) { | |
5749 | goto efault; | |
5750 | } | |
5751 | arg_sigset = tswapl(arg7[0]); | |
5752 | arg_sigsize = tswapl(arg7[1]); | |
5753 | unlock_user(arg7, arg6, 0); | |
5754 | ||
5755 | if (arg_sigset) { | |
5756 | sig.set = &set; | |
8f04eeb3 PM |
5757 | if (arg_sigsize != sizeof(*target_sigset)) { |
5758 | /* Like the kernel, we enforce correct size sigsets */ | |
5759 | ret = -TARGET_EINVAL; | |
5760 | goto fail; | |
5761 | } | |
055e0906 MF |
5762 | target_sigset = lock_user(VERIFY_READ, arg_sigset, |
5763 | sizeof(*target_sigset), 1); | |
5764 | if (!target_sigset) { | |
5765 | goto efault; | |
5766 | } | |
5767 | target_to_host_sigset(&set, target_sigset); | |
5768 | unlock_user(target_sigset, arg_sigset, 0); | |
5769 | } else { | |
5770 | sig.set = NULL; | |
5771 | } | |
5772 | } else { | |
5773 | sig_ptr = NULL; | |
5774 | } | |
5775 | ||
5776 | ret = get_errno(sys_pselect6(n, rfds_ptr, wfds_ptr, efds_ptr, | |
5777 | ts_ptr, sig_ptr)); | |
5778 | ||
5779 | if (!is_error(ret)) { | |
5780 | if (rfd_addr && copy_to_user_fdset(rfd_addr, &rfds, n)) | |
5781 | goto efault; | |
5782 | if (wfd_addr && copy_to_user_fdset(wfd_addr, &wfds, n)) | |
5783 | goto efault; | |
5784 | if (efd_addr && copy_to_user_fdset(efd_addr, &efds, n)) | |
5785 | goto efault; | |
5786 | ||
5787 | if (ts_addr && host_to_target_timespec(ts_addr, &ts)) | |
5788 | goto efault; | |
5789 | } | |
5790 | } | |
5791 | break; | |
048f6b4d | 5792 | #endif |
31e31b8a | 5793 | case TARGET_NR_symlink: |
53a5960a PB |
5794 | { |
5795 | void *p2; | |
5796 | p = lock_user_string(arg1); | |
5797 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
5798 | if (!p || !p2) |
5799 | ret = -TARGET_EFAULT; | |
5800 | else | |
5801 | ret = get_errno(symlink(p, p2)); | |
53a5960a PB |
5802 | unlock_user(p2, arg2, 0); |
5803 | unlock_user(p, arg1, 0); | |
5804 | } | |
31e31b8a | 5805 | break; |
f0b6243d TS |
5806 | #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat) |
5807 | case TARGET_NR_symlinkat: | |
f0b6243d | 5808 | { |
579a97f7 | 5809 | void *p2; |
f0b6243d TS |
5810 | p = lock_user_string(arg1); |
5811 | p2 = lock_user_string(arg3); | |
579a97f7 | 5812 | if (!p || !p2) |
0da46a6e | 5813 | ret = -TARGET_EFAULT; |
f0b6243d TS |
5814 | else |
5815 | ret = get_errno(sys_symlinkat(p, arg2, p2)); | |
579a97f7 FB |
5816 | unlock_user(p2, arg3, 0); |
5817 | unlock_user(p, arg1, 0); | |
f0b6243d TS |
5818 | } |
5819 | break; | |
5820 | #endif | |
ebc05488 | 5821 | #ifdef TARGET_NR_oldlstat |
31e31b8a FB |
5822 | case TARGET_NR_oldlstat: |
5823 | goto unimplemented; | |
ebc05488 | 5824 | #endif |
31e31b8a | 5825 | case TARGET_NR_readlink: |
53a5960a | 5826 | { |
d088d664 | 5827 | void *p2, *temp; |
53a5960a | 5828 | p = lock_user_string(arg1); |
579a97f7 FB |
5829 | p2 = lock_user(VERIFY_WRITE, arg2, arg3, 0); |
5830 | if (!p || !p2) | |
5831 | ret = -TARGET_EFAULT; | |
d088d664 AJ |
5832 | else { |
5833 | if (strncmp((const char *)p, "/proc/self/exe", 14) == 0) { | |
5834 | char real[PATH_MAX]; | |
5835 | temp = realpath(exec_path,real); | |
5836 | ret = (temp==NULL) ? get_errno(-1) : strlen(real) ; | |
5837 | snprintf((char *)p2, arg3, "%s", real); | |
5838 | } | |
5839 | else | |
5840 | ret = get_errno(readlink(path(p), p2, arg3)); | |
d088d664 | 5841 | } |
53a5960a PB |
5842 | unlock_user(p2, arg2, ret); |
5843 | unlock_user(p, arg1, 0); | |
5844 | } | |
31e31b8a | 5845 | break; |
5e0ccb18 TS |
5846 | #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat) |
5847 | case TARGET_NR_readlinkat: | |
5e0ccb18 | 5848 | { |
579a97f7 | 5849 | void *p2; |
5e0ccb18 | 5850 | p = lock_user_string(arg2); |
579a97f7 FB |
5851 | p2 = lock_user(VERIFY_WRITE, arg3, arg4, 0); |
5852 | if (!p || !p2) | |
0da46a6e | 5853 | ret = -TARGET_EFAULT; |
5e0ccb18 TS |
5854 | else |
5855 | ret = get_errno(sys_readlinkat(arg1, path(p), p2, arg4)); | |
579a97f7 FB |
5856 | unlock_user(p2, arg3, ret); |
5857 | unlock_user(p, arg2, 0); | |
5e0ccb18 TS |
5858 | } |
5859 | break; | |
5860 | #endif | |
e5febef5 | 5861 | #ifdef TARGET_NR_uselib |
31e31b8a FB |
5862 | case TARGET_NR_uselib: |
5863 | goto unimplemented; | |
e5febef5 TS |
5864 | #endif |
5865 | #ifdef TARGET_NR_swapon | |
31e31b8a | 5866 | case TARGET_NR_swapon: |
579a97f7 FB |
5867 | if (!(p = lock_user_string(arg1))) |
5868 | goto efault; | |
53a5960a PB |
5869 | ret = get_errno(swapon(p, arg2)); |
5870 | unlock_user(p, arg1, 0); | |
31e31b8a | 5871 | break; |
e5febef5 | 5872 | #endif |
31e31b8a FB |
5873 | case TARGET_NR_reboot: |
5874 | goto unimplemented; | |
e5febef5 | 5875 | #ifdef TARGET_NR_readdir |
31e31b8a FB |
5876 | case TARGET_NR_readdir: |
5877 | goto unimplemented; | |
e5febef5 TS |
5878 | #endif |
5879 | #ifdef TARGET_NR_mmap | |
31e31b8a | 5880 | case TARGET_NR_mmap: |
a4c075f1 UH |
5881 | #if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) || \ |
5882 | defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_MICROBLAZE) \ | |
5883 | || defined(TARGET_S390X) | |
31e31b8a | 5884 | { |
992f48a0 BS |
5885 | abi_ulong *v; |
5886 | abi_ulong v1, v2, v3, v4, v5, v6; | |
579a97f7 FB |
5887 | if (!(v = lock_user(VERIFY_READ, arg1, 6 * sizeof(abi_ulong), 1))) |
5888 | goto efault; | |
53a5960a PB |
5889 | v1 = tswapl(v[0]); |
5890 | v2 = tswapl(v[1]); | |
5891 | v3 = tswapl(v[2]); | |
5892 | v4 = tswapl(v[3]); | |
5893 | v5 = tswapl(v[4]); | |
5894 | v6 = tswapl(v[5]); | |
5895 | unlock_user(v, arg1, 0); | |
5fafdf24 | 5896 | ret = get_errno(target_mmap(v1, v2, v3, |
5286db75 FB |
5897 | target_to_host_bitmask(v4, mmap_flags_tbl), |
5898 | v5, v6)); | |
31e31b8a | 5899 | } |
31e31b8a | 5900 | #else |
5fafdf24 TS |
5901 | ret = get_errno(target_mmap(arg1, arg2, arg3, |
5902 | target_to_host_bitmask(arg4, mmap_flags_tbl), | |
6fb883e8 FB |
5903 | arg5, |
5904 | arg6)); | |
31e31b8a | 5905 | #endif |
6fb883e8 | 5906 | break; |
e5febef5 | 5907 | #endif |
a315a145 | 5908 | #ifdef TARGET_NR_mmap2 |
6fb883e8 | 5909 | case TARGET_NR_mmap2: |
bb7ec043 | 5910 | #ifndef MMAP_SHIFT |
c573ff67 | 5911 | #define MMAP_SHIFT 12 |
c573ff67 | 5912 | #endif |
5fafdf24 TS |
5913 | ret = get_errno(target_mmap(arg1, arg2, arg3, |
5914 | target_to_host_bitmask(arg4, mmap_flags_tbl), | |
5286db75 | 5915 | arg5, |
c573ff67 | 5916 | arg6 << MMAP_SHIFT)); |
31e31b8a | 5917 | break; |
a315a145 | 5918 | #endif |
31e31b8a | 5919 | case TARGET_NR_munmap: |
54936004 | 5920 | ret = get_errno(target_munmap(arg1, arg2)); |
31e31b8a | 5921 | break; |
9de5e440 | 5922 | case TARGET_NR_mprotect: |
97374d38 PB |
5923 | { |
5924 | TaskState *ts = ((CPUState *)cpu_env)->opaque; | |
5925 | /* Special hack to detect libc making the stack executable. */ | |
5926 | if ((arg3 & PROT_GROWSDOWN) | |
5927 | && arg1 >= ts->info->stack_limit | |
5928 | && arg1 <= ts->info->start_stack) { | |
5929 | arg3 &= ~PROT_GROWSDOWN; | |
5930 | arg2 = arg2 + arg1 - ts->info->stack_limit; | |
5931 | arg1 = ts->info->stack_limit; | |
5932 | } | |
5933 | } | |
54936004 | 5934 | ret = get_errno(target_mprotect(arg1, arg2, arg3)); |
9de5e440 | 5935 | break; |
e5febef5 | 5936 | #ifdef TARGET_NR_mremap |
9de5e440 | 5937 | case TARGET_NR_mremap: |
54936004 | 5938 | ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5)); |
9de5e440 | 5939 | break; |
e5febef5 | 5940 | #endif |
53a5960a | 5941 | /* ??? msync/mlock/munlock are broken for softmmu. */ |
e5febef5 | 5942 | #ifdef TARGET_NR_msync |
9de5e440 | 5943 | case TARGET_NR_msync: |
53a5960a | 5944 | ret = get_errno(msync(g2h(arg1), arg2, arg3)); |
9de5e440 | 5945 | break; |
e5febef5 TS |
5946 | #endif |
5947 | #ifdef TARGET_NR_mlock | |
9de5e440 | 5948 | case TARGET_NR_mlock: |
53a5960a | 5949 | ret = get_errno(mlock(g2h(arg1), arg2)); |
9de5e440 | 5950 | break; |
e5febef5 TS |
5951 | #endif |
5952 | #ifdef TARGET_NR_munlock | |
9de5e440 | 5953 | case TARGET_NR_munlock: |
53a5960a | 5954 | ret = get_errno(munlock(g2h(arg1), arg2)); |
9de5e440 | 5955 | break; |
e5febef5 TS |
5956 | #endif |
5957 | #ifdef TARGET_NR_mlockall | |
9de5e440 FB |
5958 | case TARGET_NR_mlockall: |
5959 | ret = get_errno(mlockall(arg1)); | |
5960 | break; | |
e5febef5 TS |
5961 | #endif |
5962 | #ifdef TARGET_NR_munlockall | |
9de5e440 FB |
5963 | case TARGET_NR_munlockall: |
5964 | ret = get_errno(munlockall()); | |
5965 | break; | |
e5febef5 | 5966 | #endif |
31e31b8a | 5967 | case TARGET_NR_truncate: |
579a97f7 FB |
5968 | if (!(p = lock_user_string(arg1))) |
5969 | goto efault; | |
53a5960a PB |
5970 | ret = get_errno(truncate(p, arg2)); |
5971 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5972 | break; |
5973 | case TARGET_NR_ftruncate: | |
5974 | ret = get_errno(ftruncate(arg1, arg2)); | |
5975 | break; | |
5976 | case TARGET_NR_fchmod: | |
5977 | ret = get_errno(fchmod(arg1, arg2)); | |
5978 | break; | |
814d7977 TS |
5979 | #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat) |
5980 | case TARGET_NR_fchmodat: | |
579a97f7 FB |
5981 | if (!(p = lock_user_string(arg2))) |
5982 | goto efault; | |
465c9f06 | 5983 | ret = get_errno(sys_fchmodat(arg1, p, arg3)); |
579a97f7 | 5984 | unlock_user(p, arg2, 0); |
814d7977 TS |
5985 | break; |
5986 | #endif | |
31e31b8a | 5987 | case TARGET_NR_getpriority: |
c6cda17a TS |
5988 | /* libc does special remapping of the return value of |
5989 | * sys_getpriority() so it's just easiest to call | |
5990 | * sys_getpriority() directly rather than through libc. */ | |
69137206 | 5991 | ret = get_errno(sys_getpriority(arg1, arg2)); |
31e31b8a FB |
5992 | break; |
5993 | case TARGET_NR_setpriority: | |
5994 | ret = get_errno(setpriority(arg1, arg2, arg3)); | |
5995 | break; | |
ebc05488 | 5996 | #ifdef TARGET_NR_profil |
31e31b8a FB |
5997 | case TARGET_NR_profil: |
5998 | goto unimplemented; | |
ebc05488 | 5999 | #endif |
31e31b8a | 6000 | case TARGET_NR_statfs: |
579a97f7 FB |
6001 | if (!(p = lock_user_string(arg1))) |
6002 | goto efault; | |
53a5960a PB |
6003 | ret = get_errno(statfs(path(p), &stfs)); |
6004 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
6005 | convert_statfs: |
6006 | if (!is_error(ret)) { | |
53a5960a | 6007 | struct target_statfs *target_stfs; |
3b46e624 | 6008 | |
579a97f7 FB |
6009 | if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg2, 0)) |
6010 | goto efault; | |
6011 | __put_user(stfs.f_type, &target_stfs->f_type); | |
6012 | __put_user(stfs.f_bsize, &target_stfs->f_bsize); | |
6013 | __put_user(stfs.f_blocks, &target_stfs->f_blocks); | |
6014 | __put_user(stfs.f_bfree, &target_stfs->f_bfree); | |
6015 | __put_user(stfs.f_bavail, &target_stfs->f_bavail); | |
6016 | __put_user(stfs.f_files, &target_stfs->f_files); | |
6017 | __put_user(stfs.f_ffree, &target_stfs->f_ffree); | |
6018 | __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); | |
6019 | __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); | |
6020 | __put_user(stfs.f_namelen, &target_stfs->f_namelen); | |
53a5960a | 6021 | unlock_user_struct(target_stfs, arg2, 1); |
31e31b8a FB |
6022 | } |
6023 | break; | |
6024 | case TARGET_NR_fstatfs: | |
56c8f68f | 6025 | ret = get_errno(fstatfs(arg1, &stfs)); |
31e31b8a | 6026 | goto convert_statfs; |
56c8f68f FB |
6027 | #ifdef TARGET_NR_statfs64 |
6028 | case TARGET_NR_statfs64: | |
579a97f7 FB |
6029 | if (!(p = lock_user_string(arg1))) |
6030 | goto efault; | |
53a5960a PB |
6031 | ret = get_errno(statfs(path(p), &stfs)); |
6032 | unlock_user(p, arg1, 0); | |
56c8f68f FB |
6033 | convert_statfs64: |
6034 | if (!is_error(ret)) { | |
53a5960a | 6035 | struct target_statfs64 *target_stfs; |
3b46e624 | 6036 | |
579a97f7 FB |
6037 | if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg3, 0)) |
6038 | goto efault; | |
6039 | __put_user(stfs.f_type, &target_stfs->f_type); | |
6040 | __put_user(stfs.f_bsize, &target_stfs->f_bsize); | |
6041 | __put_user(stfs.f_blocks, &target_stfs->f_blocks); | |
6042 | __put_user(stfs.f_bfree, &target_stfs->f_bfree); | |
6043 | __put_user(stfs.f_bavail, &target_stfs->f_bavail); | |
6044 | __put_user(stfs.f_files, &target_stfs->f_files); | |
6045 | __put_user(stfs.f_ffree, &target_stfs->f_ffree); | |
6046 | __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); | |
6047 | __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); | |
6048 | __put_user(stfs.f_namelen, &target_stfs->f_namelen); | |
6049 | unlock_user_struct(target_stfs, arg3, 1); | |
56c8f68f FB |
6050 | } |
6051 | break; | |
6052 | case TARGET_NR_fstatfs64: | |
6053 | ret = get_errno(fstatfs(arg1, &stfs)); | |
6054 | goto convert_statfs64; | |
6055 | #endif | |
ebc05488 | 6056 | #ifdef TARGET_NR_ioperm |
31e31b8a FB |
6057 | case TARGET_NR_ioperm: |
6058 | goto unimplemented; | |
ebc05488 | 6059 | #endif |
e5febef5 | 6060 | #ifdef TARGET_NR_socketcall |
31e31b8a | 6061 | case TARGET_NR_socketcall: |
53a5960a | 6062 | ret = do_socketcall(arg1, arg2); |
31e31b8a | 6063 | break; |
e5febef5 | 6064 | #endif |
3532fa74 FB |
6065 | #ifdef TARGET_NR_accept |
6066 | case TARGET_NR_accept: | |
1be9e1dc | 6067 | ret = do_accept(arg1, arg2, arg3); |
3532fa74 FB |
6068 | break; |
6069 | #endif | |
6070 | #ifdef TARGET_NR_bind | |
6071 | case TARGET_NR_bind: | |
6072 | ret = do_bind(arg1, arg2, arg3); | |
6073 | break; | |
6074 | #endif | |
6075 | #ifdef TARGET_NR_connect | |
6076 | case TARGET_NR_connect: | |
6077 | ret = do_connect(arg1, arg2, arg3); | |
6078 | break; | |
6079 | #endif | |
6080 | #ifdef TARGET_NR_getpeername | |
6081 | case TARGET_NR_getpeername: | |
1be9e1dc | 6082 | ret = do_getpeername(arg1, arg2, arg3); |
3532fa74 FB |
6083 | break; |
6084 | #endif | |
6085 | #ifdef TARGET_NR_getsockname | |
6086 | case TARGET_NR_getsockname: | |
1be9e1dc | 6087 | ret = do_getsockname(arg1, arg2, arg3); |
3532fa74 FB |
6088 | break; |
6089 | #endif | |
6090 | #ifdef TARGET_NR_getsockopt | |
6091 | case TARGET_NR_getsockopt: | |
6092 | ret = do_getsockopt(arg1, arg2, arg3, arg4, arg5); | |
6093 | break; | |
6094 | #endif | |
6095 | #ifdef TARGET_NR_listen | |
6096 | case TARGET_NR_listen: | |
1be9e1dc | 6097 | ret = get_errno(listen(arg1, arg2)); |
3532fa74 FB |
6098 | break; |
6099 | #endif | |
6100 | #ifdef TARGET_NR_recv | |
6101 | case TARGET_NR_recv: | |
214201bd | 6102 | ret = do_recvfrom(arg1, arg2, arg3, arg4, 0, 0); |
3532fa74 FB |
6103 | break; |
6104 | #endif | |
6105 | #ifdef TARGET_NR_recvfrom | |
6106 | case TARGET_NR_recvfrom: | |
214201bd | 6107 | ret = do_recvfrom(arg1, arg2, arg3, arg4, arg5, arg6); |
3532fa74 FB |
6108 | break; |
6109 | #endif | |
6110 | #ifdef TARGET_NR_recvmsg | |
6111 | case TARGET_NR_recvmsg: | |
6112 | ret = do_sendrecvmsg(arg1, arg2, arg3, 0); | |
6113 | break; | |
6114 | #endif | |
6115 | #ifdef TARGET_NR_send | |
6116 | case TARGET_NR_send: | |
1be9e1dc | 6117 | ret = do_sendto(arg1, arg2, arg3, arg4, 0, 0); |
3532fa74 FB |
6118 | break; |
6119 | #endif | |
6120 | #ifdef TARGET_NR_sendmsg | |
6121 | case TARGET_NR_sendmsg: | |
6122 | ret = do_sendrecvmsg(arg1, arg2, arg3, 1); | |
6123 | break; | |
6124 | #endif | |
6125 | #ifdef TARGET_NR_sendto | |
6126 | case TARGET_NR_sendto: | |
1be9e1dc | 6127 | ret = do_sendto(arg1, arg2, arg3, arg4, arg5, arg6); |
3532fa74 FB |
6128 | break; |
6129 | #endif | |
6130 | #ifdef TARGET_NR_shutdown | |
6131 | case TARGET_NR_shutdown: | |
1be9e1dc | 6132 | ret = get_errno(shutdown(arg1, arg2)); |
3532fa74 FB |
6133 | break; |
6134 | #endif | |
6135 | #ifdef TARGET_NR_socket | |
6136 | case TARGET_NR_socket: | |
6137 | ret = do_socket(arg1, arg2, arg3); | |
6138 | break; | |
6139 | #endif | |
6140 | #ifdef TARGET_NR_socketpair | |
6141 | case TARGET_NR_socketpair: | |
1be9e1dc | 6142 | ret = do_socketpair(arg1, arg2, arg3, arg4); |
3532fa74 FB |
6143 | break; |
6144 | #endif | |
6145 | #ifdef TARGET_NR_setsockopt | |
6146 | case TARGET_NR_setsockopt: | |
6147 | ret = do_setsockopt(arg1, arg2, arg3, arg4, (socklen_t) arg5); | |
6148 | break; | |
6149 | #endif | |
7494b0f9 | 6150 | |
31e31b8a | 6151 | case TARGET_NR_syslog: |
579a97f7 FB |
6152 | if (!(p = lock_user_string(arg2))) |
6153 | goto efault; | |
e5574487 TS |
6154 | ret = get_errno(sys_syslog((int)arg1, p, (int)arg3)); |
6155 | unlock_user(p, arg2, 0); | |
7494b0f9 TS |
6156 | break; |
6157 | ||
31e31b8a | 6158 | case TARGET_NR_setitimer: |
66fb9763 | 6159 | { |
66fb9763 FB |
6160 | struct itimerval value, ovalue, *pvalue; |
6161 | ||
53a5960a | 6162 | if (arg2) { |
66fb9763 | 6163 | pvalue = &value; |
788f5ec4 TS |
6164 | if (copy_from_user_timeval(&pvalue->it_interval, arg2) |
6165 | || copy_from_user_timeval(&pvalue->it_value, | |
6166 | arg2 + sizeof(struct target_timeval))) | |
6167 | goto efault; | |
66fb9763 FB |
6168 | } else { |
6169 | pvalue = NULL; | |
6170 | } | |
6171 | ret = get_errno(setitimer(arg1, pvalue, &ovalue)); | |
53a5960a | 6172 | if (!is_error(ret) && arg3) { |
788f5ec4 TS |
6173 | if (copy_to_user_timeval(arg3, |
6174 | &ovalue.it_interval) | |
6175 | || copy_to_user_timeval(arg3 + sizeof(struct target_timeval), | |
6176 | &ovalue.it_value)) | |
6177 | goto efault; | |
66fb9763 FB |
6178 | } |
6179 | } | |
6180 | break; | |
31e31b8a | 6181 | case TARGET_NR_getitimer: |
66fb9763 | 6182 | { |
66fb9763 | 6183 | struct itimerval value; |
3b46e624 | 6184 | |
66fb9763 | 6185 | ret = get_errno(getitimer(arg1, &value)); |
53a5960a | 6186 | if (!is_error(ret) && arg2) { |
788f5ec4 TS |
6187 | if (copy_to_user_timeval(arg2, |
6188 | &value.it_interval) | |
6189 | || copy_to_user_timeval(arg2 + sizeof(struct target_timeval), | |
6190 | &value.it_value)) | |
6191 | goto efault; | |
66fb9763 FB |
6192 | } |
6193 | } | |
6194 | break; | |
31e31b8a | 6195 | case TARGET_NR_stat: |
579a97f7 FB |
6196 | if (!(p = lock_user_string(arg1))) |
6197 | goto efault; | |
53a5960a PB |
6198 | ret = get_errno(stat(path(p), &st)); |
6199 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
6200 | goto do_stat; |
6201 | case TARGET_NR_lstat: | |
579a97f7 FB |
6202 | if (!(p = lock_user_string(arg1))) |
6203 | goto efault; | |
53a5960a PB |
6204 | ret = get_errno(lstat(path(p), &st)); |
6205 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
6206 | goto do_stat; |
6207 | case TARGET_NR_fstat: | |
6208 | { | |
6209 | ret = get_errno(fstat(arg1, &st)); | |
6210 | do_stat: | |
6211 | if (!is_error(ret)) { | |
53a5960a | 6212 | struct target_stat *target_st; |
e3584658 | 6213 | |
579a97f7 FB |
6214 | if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0)) |
6215 | goto efault; | |
12727917 | 6216 | memset(target_st, 0, sizeof(*target_st)); |
d2fd1af7 FB |
6217 | __put_user(st.st_dev, &target_st->st_dev); |
6218 | __put_user(st.st_ino, &target_st->st_ino); | |
6219 | __put_user(st.st_mode, &target_st->st_mode); | |
6220 | __put_user(st.st_uid, &target_st->st_uid); | |
6221 | __put_user(st.st_gid, &target_st->st_gid); | |
6222 | __put_user(st.st_nlink, &target_st->st_nlink); | |
6223 | __put_user(st.st_rdev, &target_st->st_rdev); | |
6224 | __put_user(st.st_size, &target_st->st_size); | |
6225 | __put_user(st.st_blksize, &target_st->st_blksize); | |
6226 | __put_user(st.st_blocks, &target_st->st_blocks); | |
6227 | __put_user(st.st_atime, &target_st->target_st_atime); | |
6228 | __put_user(st.st_mtime, &target_st->target_st_mtime); | |
6229 | __put_user(st.st_ctime, &target_st->target_st_ctime); | |
53a5960a | 6230 | unlock_user_struct(target_st, arg2, 1); |
31e31b8a FB |
6231 | } |
6232 | } | |
6233 | break; | |
ebc05488 | 6234 | #ifdef TARGET_NR_olduname |
31e31b8a FB |
6235 | case TARGET_NR_olduname: |
6236 | goto unimplemented; | |
ebc05488 FB |
6237 | #endif |
6238 | #ifdef TARGET_NR_iopl | |
31e31b8a FB |
6239 | case TARGET_NR_iopl: |
6240 | goto unimplemented; | |
ebc05488 | 6241 | #endif |
31e31b8a FB |
6242 | case TARGET_NR_vhangup: |
6243 | ret = get_errno(vhangup()); | |
6244 | break; | |
ebc05488 | 6245 | #ifdef TARGET_NR_idle |
31e31b8a FB |
6246 | case TARGET_NR_idle: |
6247 | goto unimplemented; | |
42ad6ae9 FB |
6248 | #endif |
6249 | #ifdef TARGET_NR_syscall | |
6250 | case TARGET_NR_syscall: | |
5945cfcb PM |
6251 | ret = do_syscall(cpu_env, arg1 & 0xffff, arg2, arg3, arg4, arg5, |
6252 | arg6, arg7, arg8, 0); | |
6253 | break; | |
ebc05488 | 6254 | #endif |
31e31b8a FB |
6255 | case TARGET_NR_wait4: |
6256 | { | |
6257 | int status; | |
992f48a0 | 6258 | abi_long status_ptr = arg2; |
31e31b8a | 6259 | struct rusage rusage, *rusage_ptr; |
992f48a0 | 6260 | abi_ulong target_rusage = arg4; |
31e31b8a FB |
6261 | if (target_rusage) |
6262 | rusage_ptr = &rusage; | |
6263 | else | |
6264 | rusage_ptr = NULL; | |
6265 | ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr)); | |
6266 | if (!is_error(ret)) { | |
2f619698 | 6267 | if (status_ptr) { |
1d9d8b55 | 6268 | status = host_to_target_waitstatus(status); |
2f619698 FB |
6269 | if (put_user_s32(status, status_ptr)) |
6270 | goto efault; | |
31e31b8a | 6271 | } |
2f619698 FB |
6272 | if (target_rusage) |
6273 | host_to_target_rusage(target_rusage, &rusage); | |
31e31b8a FB |
6274 | } |
6275 | } | |
6276 | break; | |
e5febef5 | 6277 | #ifdef TARGET_NR_swapoff |
31e31b8a | 6278 | case TARGET_NR_swapoff: |
579a97f7 FB |
6279 | if (!(p = lock_user_string(arg1))) |
6280 | goto efault; | |
53a5960a PB |
6281 | ret = get_errno(swapoff(p)); |
6282 | unlock_user(p, arg1, 0); | |
31e31b8a | 6283 | break; |
e5febef5 | 6284 | #endif |
31e31b8a | 6285 | case TARGET_NR_sysinfo: |
a5448a7d | 6286 | { |
53a5960a | 6287 | struct target_sysinfo *target_value; |
a5448a7d FB |
6288 | struct sysinfo value; |
6289 | ret = get_errno(sysinfo(&value)); | |
53a5960a | 6290 | if (!is_error(ret) && arg1) |
a5448a7d | 6291 | { |
579a97f7 FB |
6292 | if (!lock_user_struct(VERIFY_WRITE, target_value, arg1, 0)) |
6293 | goto efault; | |
a5448a7d FB |
6294 | __put_user(value.uptime, &target_value->uptime); |
6295 | __put_user(value.loads[0], &target_value->loads[0]); | |
6296 | __put_user(value.loads[1], &target_value->loads[1]); | |
6297 | __put_user(value.loads[2], &target_value->loads[2]); | |
6298 | __put_user(value.totalram, &target_value->totalram); | |
6299 | __put_user(value.freeram, &target_value->freeram); | |
6300 | __put_user(value.sharedram, &target_value->sharedram); | |
6301 | __put_user(value.bufferram, &target_value->bufferram); | |
6302 | __put_user(value.totalswap, &target_value->totalswap); | |
6303 | __put_user(value.freeswap, &target_value->freeswap); | |
6304 | __put_user(value.procs, &target_value->procs); | |
6305 | __put_user(value.totalhigh, &target_value->totalhigh); | |
6306 | __put_user(value.freehigh, &target_value->freehigh); | |
6307 | __put_user(value.mem_unit, &target_value->mem_unit); | |
53a5960a | 6308 | unlock_user_struct(target_value, arg1, 1); |
a5448a7d FB |
6309 | } |
6310 | } | |
6311 | break; | |
e5febef5 | 6312 | #ifdef TARGET_NR_ipc |
31e31b8a | 6313 | case TARGET_NR_ipc: |
8853f86e FB |
6314 | ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6); |
6315 | break; | |
e5febef5 | 6316 | #endif |
e5289087 AJ |
6317 | #ifdef TARGET_NR_semget |
6318 | case TARGET_NR_semget: | |
6319 | ret = get_errno(semget(arg1, arg2, arg3)); | |
6320 | break; | |
6321 | #endif | |
6322 | #ifdef TARGET_NR_semop | |
6323 | case TARGET_NR_semop: | |
6324 | ret = get_errno(do_semop(arg1, arg2, arg3)); | |
6325 | break; | |
6326 | #endif | |
6327 | #ifdef TARGET_NR_semctl | |
6328 | case TARGET_NR_semctl: | |
6329 | ret = do_semctl(arg1, arg2, arg3, (union target_semun)(abi_ulong)arg4); | |
6330 | break; | |
6331 | #endif | |
eeb438c1 AJ |
6332 | #ifdef TARGET_NR_msgctl |
6333 | case TARGET_NR_msgctl: | |
6334 | ret = do_msgctl(arg1, arg2, arg3); | |
6335 | break; | |
6336 | #endif | |
6337 | #ifdef TARGET_NR_msgget | |
6338 | case TARGET_NR_msgget: | |
6339 | ret = get_errno(msgget(arg1, arg2)); | |
6340 | break; | |
6341 | #endif | |
6342 | #ifdef TARGET_NR_msgrcv | |
6343 | case TARGET_NR_msgrcv: | |
6344 | ret = do_msgrcv(arg1, arg2, arg3, arg4, arg5); | |
6345 | break; | |
6346 | #endif | |
6347 | #ifdef TARGET_NR_msgsnd | |
6348 | case TARGET_NR_msgsnd: | |
6349 | ret = do_msgsnd(arg1, arg2, arg3, arg4); | |
6350 | break; | |
88a8c984 RV |
6351 | #endif |
6352 | #ifdef TARGET_NR_shmget | |
6353 | case TARGET_NR_shmget: | |
6354 | ret = get_errno(shmget(arg1, arg2, arg3)); | |
6355 | break; | |
6356 | #endif | |
6357 | #ifdef TARGET_NR_shmctl | |
6358 | case TARGET_NR_shmctl: | |
6359 | ret = do_shmctl(arg1, arg2, arg3); | |
6360 | break; | |
6361 | #endif | |
6362 | #ifdef TARGET_NR_shmat | |
6363 | case TARGET_NR_shmat: | |
6364 | ret = do_shmat(arg1, arg2, arg3); | |
6365 | break; | |
6366 | #endif | |
6367 | #ifdef TARGET_NR_shmdt | |
6368 | case TARGET_NR_shmdt: | |
6369 | ret = do_shmdt(arg1); | |
6370 | break; | |
eeb438c1 | 6371 | #endif |
31e31b8a FB |
6372 | case TARGET_NR_fsync: |
6373 | ret = get_errno(fsync(arg1)); | |
6374 | break; | |
31e31b8a | 6375 | case TARGET_NR_clone: |
a4b388ff | 6376 | #if defined(TARGET_SH4) || defined(TARGET_ALPHA) |
0b6d3ae0 | 6377 | ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg5, arg4)); |
b15ad61c EI |
6378 | #elif defined(TARGET_CRIS) |
6379 | ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg4, arg5)); | |
a4c075f1 UH |
6380 | #elif defined(TARGET_S390X) |
6381 | ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg5, arg4)); | |
0b6d3ae0 | 6382 | #else |
d865bab5 | 6383 | ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg4, arg5)); |
0b6d3ae0 | 6384 | #endif |
1b6b029e | 6385 | break; |
ec86b0fb FB |
6386 | #ifdef __NR_exit_group |
6387 | /* new thread calls */ | |
6388 | case TARGET_NR_exit_group: | |
9788c9ca | 6389 | #ifdef TARGET_GPROF |
6d946cda AJ |
6390 | _mcleanup(); |
6391 | #endif | |
e9009676 | 6392 | gdb_exit(cpu_env, arg1); |
ec86b0fb FB |
6393 | ret = get_errno(exit_group(arg1)); |
6394 | break; | |
6395 | #endif | |
31e31b8a | 6396 | case TARGET_NR_setdomainname: |
579a97f7 FB |
6397 | if (!(p = lock_user_string(arg1))) |
6398 | goto efault; | |
53a5960a PB |
6399 | ret = get_errno(setdomainname(p, arg2)); |
6400 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
6401 | break; |
6402 | case TARGET_NR_uname: | |
6403 | /* no need to transcode because we use the linux syscall */ | |
29e619b1 FB |
6404 | { |
6405 | struct new_utsname * buf; | |
3b46e624 | 6406 | |
579a97f7 FB |
6407 | if (!lock_user_struct(VERIFY_WRITE, buf, arg1, 0)) |
6408 | goto efault; | |
29e619b1 FB |
6409 | ret = get_errno(sys_uname(buf)); |
6410 | if (!is_error(ret)) { | |
6411 | /* Overrite the native machine name with whatever is being | |
6412 | emulated. */ | |
da79030f | 6413 | strcpy (buf->machine, cpu_to_uname_machine(cpu_env)); |
c5937220 PB |
6414 | /* Allow the user to override the reported release. */ |
6415 | if (qemu_uname_release && *qemu_uname_release) | |
6416 | strcpy (buf->release, qemu_uname_release); | |
29e619b1 | 6417 | } |
53a5960a | 6418 | unlock_user_struct(buf, arg1, 1); |
29e619b1 | 6419 | } |
31e31b8a | 6420 | break; |
6dbad63e | 6421 | #ifdef TARGET_I386 |
31e31b8a | 6422 | case TARGET_NR_modify_ldt: |
03acab66 | 6423 | ret = do_modify_ldt(cpu_env, arg1, arg2, arg3); |
5cd4393b | 6424 | break; |
84409ddb | 6425 | #if !defined(TARGET_X86_64) |
5cd4393b FB |
6426 | case TARGET_NR_vm86old: |
6427 | goto unimplemented; | |
6428 | case TARGET_NR_vm86: | |
53a5960a | 6429 | ret = do_vm86(cpu_env, arg1, arg2); |
6dbad63e | 6430 | break; |
84409ddb | 6431 | #endif |
6dbad63e | 6432 | #endif |
31e31b8a FB |
6433 | case TARGET_NR_adjtimex: |
6434 | goto unimplemented; | |
e5febef5 | 6435 | #ifdef TARGET_NR_create_module |
31e31b8a | 6436 | case TARGET_NR_create_module: |
e5febef5 | 6437 | #endif |
31e31b8a FB |
6438 | case TARGET_NR_init_module: |
6439 | case TARGET_NR_delete_module: | |
e5febef5 | 6440 | #ifdef TARGET_NR_get_kernel_syms |
31e31b8a | 6441 | case TARGET_NR_get_kernel_syms: |
e5febef5 | 6442 | #endif |
31e31b8a FB |
6443 | goto unimplemented; |
6444 | case TARGET_NR_quotactl: | |
6445 | goto unimplemented; | |
6446 | case TARGET_NR_getpgid: | |
6447 | ret = get_errno(getpgid(arg1)); | |
6448 | break; | |
6449 | case TARGET_NR_fchdir: | |
6450 | ret = get_errno(fchdir(arg1)); | |
6451 | break; | |
84409ddb | 6452 | #ifdef TARGET_NR_bdflush /* not on x86_64 */ |
31e31b8a FB |
6453 | case TARGET_NR_bdflush: |
6454 | goto unimplemented; | |
84409ddb | 6455 | #endif |
e5febef5 | 6456 | #ifdef TARGET_NR_sysfs |
31e31b8a FB |
6457 | case TARGET_NR_sysfs: |
6458 | goto unimplemented; | |
e5febef5 | 6459 | #endif |
31e31b8a | 6460 | case TARGET_NR_personality: |
1b6b029e | 6461 | ret = get_errno(personality(arg1)); |
31e31b8a | 6462 | break; |
e5febef5 | 6463 | #ifdef TARGET_NR_afs_syscall |
31e31b8a FB |
6464 | case TARGET_NR_afs_syscall: |
6465 | goto unimplemented; | |
e5febef5 | 6466 | #endif |
7a3148a9 | 6467 | #ifdef TARGET_NR__llseek /* Not on alpha */ |
31e31b8a FB |
6468 | case TARGET_NR__llseek: |
6469 | { | |
0c1592d9 | 6470 | int64_t res; |
d35b261c | 6471 | #if !defined(__NR_llseek) |
0c1592d9 PM |
6472 | res = lseek(arg1, ((uint64_t)arg2 << 32) | arg3, arg5); |
6473 | if (res == -1) { | |
6474 | ret = get_errno(res); | |
6475 | } else { | |
6476 | ret = 0; | |
6477 | } | |
4f2ac237 | 6478 | #else |
31e31b8a | 6479 | ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5)); |
4f2ac237 | 6480 | #endif |
0c1592d9 PM |
6481 | if ((ret == 0) && put_user_s64(res, arg4)) { |
6482 | goto efault; | |
6483 | } | |
31e31b8a FB |
6484 | } |
6485 | break; | |
7a3148a9 | 6486 | #endif |
31e31b8a | 6487 | case TARGET_NR_getdents: |
d83c8733 | 6488 | #if TARGET_ABI_BITS == 32 && HOST_LONG_BITS == 64 |
4add45b4 | 6489 | { |
53a5960a | 6490 | struct target_dirent *target_dirp; |
6556a833 | 6491 | struct linux_dirent *dirp; |
992f48a0 | 6492 | abi_long count = arg3; |
4add45b4 FB |
6493 | |
6494 | dirp = malloc(count); | |
0da46a6e | 6495 | if (!dirp) { |
579a97f7 | 6496 | ret = -TARGET_ENOMEM; |
0da46a6e TS |
6497 | goto fail; |
6498 | } | |
3b46e624 | 6499 | |
4add45b4 FB |
6500 | ret = get_errno(sys_getdents(arg1, dirp, count)); |
6501 | if (!is_error(ret)) { | |
6556a833 | 6502 | struct linux_dirent *de; |
4add45b4 FB |
6503 | struct target_dirent *tde; |
6504 | int len = ret; | |
6505 | int reclen, treclen; | |
6506 | int count1, tnamelen; | |
6507 | ||
6508 | count1 = 0; | |
6509 | de = dirp; | |
579a97f7 FB |
6510 | if (!(target_dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6511 | goto efault; | |
4add45b4 FB |
6512 | tde = target_dirp; |
6513 | while (len > 0) { | |
6514 | reclen = de->d_reclen; | |
992f48a0 | 6515 | treclen = reclen - (2 * (sizeof(long) - sizeof(abi_long))); |
4add45b4 FB |
6516 | tde->d_reclen = tswap16(treclen); |
6517 | tde->d_ino = tswapl(de->d_ino); | |
6518 | tde->d_off = tswapl(de->d_off); | |
992f48a0 | 6519 | tnamelen = treclen - (2 * sizeof(abi_long) + 2); |
4add45b4 FB |
6520 | if (tnamelen > 256) |
6521 | tnamelen = 256; | |
80a9d035 | 6522 | /* XXX: may not be correct */ |
be15b141 | 6523 | pstrcpy(tde->d_name, tnamelen, de->d_name); |
6556a833 | 6524 | de = (struct linux_dirent *)((char *)de + reclen); |
4add45b4 | 6525 | len -= reclen; |
1c5bf3bf | 6526 | tde = (struct target_dirent *)((char *)tde + treclen); |
4add45b4 FB |
6527 | count1 += treclen; |
6528 | } | |
6529 | ret = count1; | |
579a97f7 | 6530 | unlock_user(target_dirp, arg2, ret); |
4add45b4 FB |
6531 | } |
6532 | free(dirp); | |
6533 | } | |
6534 | #else | |
31e31b8a | 6535 | { |
6556a833 | 6536 | struct linux_dirent *dirp; |
992f48a0 | 6537 | abi_long count = arg3; |
dab2ed99 | 6538 | |
579a97f7 FB |
6539 | if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6540 | goto efault; | |
72f03900 | 6541 | ret = get_errno(sys_getdents(arg1, dirp, count)); |
31e31b8a | 6542 | if (!is_error(ret)) { |
6556a833 | 6543 | struct linux_dirent *de; |
31e31b8a FB |
6544 | int len = ret; |
6545 | int reclen; | |
6546 | de = dirp; | |
6547 | while (len > 0) { | |
8083a3e5 | 6548 | reclen = de->d_reclen; |
31e31b8a FB |
6549 | if (reclen > len) |
6550 | break; | |
8083a3e5 | 6551 | de->d_reclen = tswap16(reclen); |
31e31b8a FB |
6552 | tswapls(&de->d_ino); |
6553 | tswapls(&de->d_off); | |
6556a833 | 6554 | de = (struct linux_dirent *)((char *)de + reclen); |
31e31b8a FB |
6555 | len -= reclen; |
6556 | } | |
6557 | } | |
53a5960a | 6558 | unlock_user(dirp, arg2, ret); |
31e31b8a | 6559 | } |
4add45b4 | 6560 | #endif |
31e31b8a | 6561 | break; |
3ae43202 | 6562 | #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64) |
dab2ed99 FB |
6563 | case TARGET_NR_getdents64: |
6564 | { | |
6556a833 | 6565 | struct linux_dirent64 *dirp; |
992f48a0 | 6566 | abi_long count = arg3; |
579a97f7 FB |
6567 | if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6568 | goto efault; | |
dab2ed99 FB |
6569 | ret = get_errno(sys_getdents64(arg1, dirp, count)); |
6570 | if (!is_error(ret)) { | |
6556a833 | 6571 | struct linux_dirent64 *de; |
dab2ed99 FB |
6572 | int len = ret; |
6573 | int reclen; | |
6574 | de = dirp; | |
6575 | while (len > 0) { | |
8083a3e5 | 6576 | reclen = de->d_reclen; |
dab2ed99 FB |
6577 | if (reclen > len) |
6578 | break; | |
8083a3e5 | 6579 | de->d_reclen = tswap16(reclen); |
8582a53a FB |
6580 | tswap64s((uint64_t *)&de->d_ino); |
6581 | tswap64s((uint64_t *)&de->d_off); | |
6556a833 | 6582 | de = (struct linux_dirent64 *)((char *)de + reclen); |
dab2ed99 FB |
6583 | len -= reclen; |
6584 | } | |
6585 | } | |
53a5960a | 6586 | unlock_user(dirp, arg2, ret); |
dab2ed99 FB |
6587 | } |
6588 | break; | |
a541f297 | 6589 | #endif /* TARGET_NR_getdents64 */ |
a4c075f1 UH |
6590 | #if defined(TARGET_NR__newselect) || defined(TARGET_S390X) |
6591 | #ifdef TARGET_S390X | |
6592 | case TARGET_NR_select: | |
6593 | #else | |
31e31b8a | 6594 | case TARGET_NR__newselect: |
a4c075f1 | 6595 | #endif |
53a5960a | 6596 | ret = do_select(arg1, arg2, arg3, arg4, arg5); |
31e31b8a | 6597 | break; |
e5febef5 | 6598 | #endif |
d8035d4c MF |
6599 | #if defined(TARGET_NR_poll) || defined(TARGET_NR_ppoll) |
6600 | # ifdef TARGET_NR_poll | |
9de5e440 | 6601 | case TARGET_NR_poll: |
d8035d4c MF |
6602 | # endif |
6603 | # ifdef TARGET_NR_ppoll | |
6604 | case TARGET_NR_ppoll: | |
6605 | # endif | |
9de5e440 | 6606 | { |
53a5960a | 6607 | struct target_pollfd *target_pfd; |
9de5e440 FB |
6608 | unsigned int nfds = arg2; |
6609 | int timeout = arg3; | |
6610 | struct pollfd *pfd; | |
7854b056 | 6611 | unsigned int i; |
9de5e440 | 6612 | |
579a97f7 FB |
6613 | target_pfd = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_pollfd) * nfds, 1); |
6614 | if (!target_pfd) | |
6615 | goto efault; | |
d8035d4c | 6616 | |
9de5e440 FB |
6617 | pfd = alloca(sizeof(struct pollfd) * nfds); |
6618 | for(i = 0; i < nfds; i++) { | |
5cd4393b FB |
6619 | pfd[i].fd = tswap32(target_pfd[i].fd); |
6620 | pfd[i].events = tswap16(target_pfd[i].events); | |
9de5e440 | 6621 | } |
d8035d4c MF |
6622 | |
6623 | # ifdef TARGET_NR_ppoll | |
6624 | if (num == TARGET_NR_ppoll) { | |
6625 | struct timespec _timeout_ts, *timeout_ts = &_timeout_ts; | |
6626 | target_sigset_t *target_set; | |
6627 | sigset_t _set, *set = &_set; | |
6628 | ||
6629 | if (arg3) { | |
6630 | if (target_to_host_timespec(timeout_ts, arg3)) { | |
6631 | unlock_user(target_pfd, arg1, 0); | |
6632 | goto efault; | |
6633 | } | |
6634 | } else { | |
6635 | timeout_ts = NULL; | |
6636 | } | |
6637 | ||
6638 | if (arg4) { | |
6639 | target_set = lock_user(VERIFY_READ, arg4, sizeof(target_sigset_t), 1); | |
6640 | if (!target_set) { | |
6641 | unlock_user(target_pfd, arg1, 0); | |
6642 | goto efault; | |
6643 | } | |
6644 | target_to_host_sigset(set, target_set); | |
6645 | } else { | |
6646 | set = NULL; | |
6647 | } | |
6648 | ||
6649 | ret = get_errno(sys_ppoll(pfd, nfds, timeout_ts, set, _NSIG/8)); | |
6650 | ||
6651 | if (!is_error(ret) && arg3) { | |
6652 | host_to_target_timespec(arg3, timeout_ts); | |
6653 | } | |
6654 | if (arg4) { | |
6655 | unlock_user(target_set, arg4, 0); | |
6656 | } | |
6657 | } else | |
6658 | # endif | |
6659 | ret = get_errno(poll(pfd, nfds, timeout)); | |
6660 | ||
9de5e440 FB |
6661 | if (!is_error(ret)) { |
6662 | for(i = 0; i < nfds; i++) { | |
5cd4393b | 6663 | target_pfd[i].revents = tswap16(pfd[i].revents); |
9de5e440 FB |
6664 | } |
6665 | } | |
30cb4cde | 6666 | unlock_user(target_pfd, arg1, sizeof(struct target_pollfd) * nfds); |
9de5e440 FB |
6667 | } |
6668 | break; | |
e5febef5 | 6669 | #endif |
31e31b8a | 6670 | case TARGET_NR_flock: |
9de5e440 FB |
6671 | /* NOTE: the flock constant seems to be the same for every |
6672 | Linux platform */ | |
6673 | ret = get_errno(flock(arg1, arg2)); | |
31e31b8a FB |
6674 | break; |
6675 | case TARGET_NR_readv: | |
6676 | { | |
6677 | int count = arg3; | |
31e31b8a | 6678 | struct iovec *vec; |
31e31b8a FB |
6679 | |
6680 | vec = alloca(count * sizeof(struct iovec)); | |
41df8411 FB |
6681 | if (lock_iovec(VERIFY_WRITE, vec, arg2, count, 0) < 0) |
6682 | goto efault; | |
31e31b8a | 6683 | ret = get_errno(readv(arg1, vec, count)); |
53a5960a | 6684 | unlock_iovec(vec, arg2, count, 1); |
31e31b8a FB |
6685 | } |
6686 | break; | |
6687 | case TARGET_NR_writev: | |
6688 | { | |
6689 | int count = arg3; | |
31e31b8a | 6690 | struct iovec *vec; |
31e31b8a FB |
6691 | |
6692 | vec = alloca(count * sizeof(struct iovec)); | |
41df8411 FB |
6693 | if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) |
6694 | goto efault; | |
31e31b8a | 6695 | ret = get_errno(writev(arg1, vec, count)); |
53a5960a | 6696 | unlock_iovec(vec, arg2, count, 0); |
31e31b8a FB |
6697 | } |
6698 | break; | |
6699 | case TARGET_NR_getsid: | |
6700 | ret = get_errno(getsid(arg1)); | |
6701 | break; | |
7a3148a9 | 6702 | #if defined(TARGET_NR_fdatasync) /* Not on alpha (osf_datasync ?) */ |
31e31b8a | 6703 | case TARGET_NR_fdatasync: |
5cd4393b FB |
6704 | ret = get_errno(fdatasync(arg1)); |
6705 | break; | |
7a3148a9 | 6706 | #endif |
31e31b8a | 6707 | case TARGET_NR__sysctl: |
0da46a6e | 6708 | /* We don't implement this, but ENOTDIR is always a safe |
29e619b1 | 6709 | return value. */ |
0da46a6e TS |
6710 | ret = -TARGET_ENOTDIR; |
6711 | break; | |
737de1d1 MF |
6712 | case TARGET_NR_sched_getaffinity: |
6713 | { | |
6714 | unsigned int mask_size; | |
6715 | unsigned long *mask; | |
6716 | ||
6717 | /* | |
6718 | * sched_getaffinity needs multiples of ulong, so need to take | |
6719 | * care of mismatches between target ulong and host ulong sizes. | |
6720 | */ | |
6721 | if (arg2 & (sizeof(abi_ulong) - 1)) { | |
6722 | ret = -TARGET_EINVAL; | |
6723 | break; | |
6724 | } | |
6725 | mask_size = (arg2 + (sizeof(*mask) - 1)) & ~(sizeof(*mask) - 1); | |
6726 | ||
6727 | mask = alloca(mask_size); | |
6728 | ret = get_errno(sys_sched_getaffinity(arg1, mask_size, mask)); | |
6729 | ||
6730 | if (!is_error(ret)) { | |
cd18f05e | 6731 | if (copy_to_user(arg3, mask, ret)) { |
737de1d1 MF |
6732 | goto efault; |
6733 | } | |
737de1d1 MF |
6734 | } |
6735 | } | |
6736 | break; | |
6737 | case TARGET_NR_sched_setaffinity: | |
6738 | { | |
6739 | unsigned int mask_size; | |
6740 | unsigned long *mask; | |
6741 | ||
6742 | /* | |
6743 | * sched_setaffinity needs multiples of ulong, so need to take | |
6744 | * care of mismatches between target ulong and host ulong sizes. | |
6745 | */ | |
6746 | if (arg2 & (sizeof(abi_ulong) - 1)) { | |
6747 | ret = -TARGET_EINVAL; | |
6748 | break; | |
6749 | } | |
6750 | mask_size = (arg2 + (sizeof(*mask) - 1)) & ~(sizeof(*mask) - 1); | |
6751 | ||
6752 | mask = alloca(mask_size); | |
6753 | if (!lock_user_struct(VERIFY_READ, p, arg3, 1)) { | |
6754 | goto efault; | |
6755 | } | |
6756 | memcpy(mask, p, arg2); | |
6757 | unlock_user_struct(p, arg2, 0); | |
6758 | ||
6759 | ret = get_errno(sys_sched_setaffinity(arg1, mask_size, mask)); | |
6760 | } | |
6761 | break; | |
31e31b8a | 6762 | case TARGET_NR_sched_setparam: |
5cd4393b | 6763 | { |
53a5960a | 6764 | struct sched_param *target_schp; |
5cd4393b | 6765 | struct sched_param schp; |
53a5960a | 6766 | |
579a97f7 FB |
6767 | if (!lock_user_struct(VERIFY_READ, target_schp, arg2, 1)) |
6768 | goto efault; | |
5cd4393b | 6769 | schp.sched_priority = tswap32(target_schp->sched_priority); |
53a5960a | 6770 | unlock_user_struct(target_schp, arg2, 0); |
5cd4393b FB |
6771 | ret = get_errno(sched_setparam(arg1, &schp)); |
6772 | } | |
6773 | break; | |
31e31b8a | 6774 | case TARGET_NR_sched_getparam: |
5cd4393b | 6775 | { |
53a5960a | 6776 | struct sched_param *target_schp; |
5cd4393b FB |
6777 | struct sched_param schp; |
6778 | ret = get_errno(sched_getparam(arg1, &schp)); | |
6779 | if (!is_error(ret)) { | |
579a97f7 FB |
6780 | if (!lock_user_struct(VERIFY_WRITE, target_schp, arg2, 0)) |
6781 | goto efault; | |
5cd4393b | 6782 | target_schp->sched_priority = tswap32(schp.sched_priority); |
53a5960a | 6783 | unlock_user_struct(target_schp, arg2, 1); |
5cd4393b FB |
6784 | } |
6785 | } | |
6786 | break; | |
31e31b8a | 6787 | case TARGET_NR_sched_setscheduler: |
5cd4393b | 6788 | { |
53a5960a | 6789 | struct sched_param *target_schp; |
5cd4393b | 6790 | struct sched_param schp; |
579a97f7 FB |
6791 | if (!lock_user_struct(VERIFY_READ, target_schp, arg3, 1)) |
6792 | goto efault; | |
5cd4393b | 6793 | schp.sched_priority = tswap32(target_schp->sched_priority); |
53a5960a | 6794 | unlock_user_struct(target_schp, arg3, 0); |
5cd4393b FB |
6795 | ret = get_errno(sched_setscheduler(arg1, arg2, &schp)); |
6796 | } | |
6797 | break; | |
31e31b8a | 6798 | case TARGET_NR_sched_getscheduler: |
5cd4393b FB |
6799 | ret = get_errno(sched_getscheduler(arg1)); |
6800 | break; | |
31e31b8a FB |
6801 | case TARGET_NR_sched_yield: |
6802 | ret = get_errno(sched_yield()); | |
6803 | break; | |
6804 | case TARGET_NR_sched_get_priority_max: | |
5cd4393b FB |
6805 | ret = get_errno(sched_get_priority_max(arg1)); |
6806 | break; | |
31e31b8a | 6807 | case TARGET_NR_sched_get_priority_min: |
5cd4393b FB |
6808 | ret = get_errno(sched_get_priority_min(arg1)); |
6809 | break; | |
31e31b8a | 6810 | case TARGET_NR_sched_rr_get_interval: |
5cd4393b | 6811 | { |
5cd4393b FB |
6812 | struct timespec ts; |
6813 | ret = get_errno(sched_rr_get_interval(arg1, &ts)); | |
6814 | if (!is_error(ret)) { | |
53a5960a | 6815 | host_to_target_timespec(arg2, &ts); |
5cd4393b FB |
6816 | } |
6817 | } | |
6818 | break; | |
31e31b8a | 6819 | case TARGET_NR_nanosleep: |
1b6b029e | 6820 | { |
1b6b029e | 6821 | struct timespec req, rem; |
53a5960a | 6822 | target_to_host_timespec(&req, arg1); |
1b6b029e | 6823 | ret = get_errno(nanosleep(&req, &rem)); |
53a5960a PB |
6824 | if (is_error(ret) && arg2) { |
6825 | host_to_target_timespec(arg2, &rem); | |
1b6b029e FB |
6826 | } |
6827 | } | |
6828 | break; | |
e5febef5 | 6829 | #ifdef TARGET_NR_query_module |
31e31b8a | 6830 | case TARGET_NR_query_module: |
5cd4393b | 6831 | goto unimplemented; |
e5febef5 TS |
6832 | #endif |
6833 | #ifdef TARGET_NR_nfsservctl | |
31e31b8a | 6834 | case TARGET_NR_nfsservctl: |
5cd4393b | 6835 | goto unimplemented; |
e5febef5 | 6836 | #endif |
31e31b8a | 6837 | case TARGET_NR_prctl: |
e5574487 TS |
6838 | switch (arg1) |
6839 | { | |
6840 | case PR_GET_PDEATHSIG: | |
6841 | { | |
6842 | int deathsig; | |
6843 | ret = get_errno(prctl(arg1, &deathsig, arg3, arg4, arg5)); | |
2f619698 FB |
6844 | if (!is_error(ret) && arg2 |
6845 | && put_user_ual(deathsig, arg2)) | |
6846 | goto efault; | |
e5574487 TS |
6847 | } |
6848 | break; | |
6849 | default: | |
6850 | ret = get_errno(prctl(arg1, arg2, arg3, arg4, arg5)); | |
6851 | break; | |
6852 | } | |
39b9aae1 | 6853 | break; |
d2fd1af7 FB |
6854 | #ifdef TARGET_NR_arch_prctl |
6855 | case TARGET_NR_arch_prctl: | |
6856 | #if defined(TARGET_I386) && !defined(TARGET_ABI32) | |
6857 | ret = do_arch_prctl(cpu_env, arg1, arg2); | |
6858 | break; | |
6859 | #else | |
6860 | goto unimplemented; | |
6861 | #endif | |
6862 | #endif | |
67867308 | 6863 | #ifdef TARGET_NR_pread |
31e31b8a | 6864 | case TARGET_NR_pread: |
48e515d4 | 6865 | if (regpairs_aligned(cpu_env)) |
a4ae00bc | 6866 | arg4 = arg5; |
579a97f7 FB |
6867 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) |
6868 | goto efault; | |
53a5960a PB |
6869 | ret = get_errno(pread(arg1, p, arg3, arg4)); |
6870 | unlock_user(p, arg2, ret); | |
206f0fa7 | 6871 | break; |
31e31b8a | 6872 | case TARGET_NR_pwrite: |
48e515d4 | 6873 | if (regpairs_aligned(cpu_env)) |
a4ae00bc | 6874 | arg4 = arg5; |
579a97f7 FB |
6875 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
6876 | goto efault; | |
53a5960a PB |
6877 | ret = get_errno(pwrite(arg1, p, arg3, arg4)); |
6878 | unlock_user(p, arg2, 0); | |
206f0fa7 | 6879 | break; |
f2c7ba15 AJ |
6880 | #endif |
6881 | #ifdef TARGET_NR_pread64 | |
6882 | case TARGET_NR_pread64: | |
6883 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) | |
6884 | goto efault; | |
6885 | ret = get_errno(pread64(arg1, p, arg3, target_offset64(arg4, arg5))); | |
6886 | unlock_user(p, arg2, ret); | |
6887 | break; | |
6888 | case TARGET_NR_pwrite64: | |
6889 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) | |
6890 | goto efault; | |
6891 | ret = get_errno(pwrite64(arg1, p, arg3, target_offset64(arg4, arg5))); | |
6892 | unlock_user(p, arg2, 0); | |
6893 | break; | |
67867308 | 6894 | #endif |
31e31b8a | 6895 | case TARGET_NR_getcwd: |
579a97f7 FB |
6896 | if (!(p = lock_user(VERIFY_WRITE, arg1, arg2, 0))) |
6897 | goto efault; | |
53a5960a PB |
6898 | ret = get_errno(sys_getcwd1(p, arg2)); |
6899 | unlock_user(p, arg1, ret); | |
31e31b8a FB |
6900 | break; |
6901 | case TARGET_NR_capget: | |
5cd4393b | 6902 | goto unimplemented; |
31e31b8a | 6903 | case TARGET_NR_capset: |
5cd4393b | 6904 | goto unimplemented; |
31e31b8a | 6905 | case TARGET_NR_sigaltstack: |
198a74de | 6906 | #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \ |
c761c154 | 6907 | defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) || \ |
a4c075f1 | 6908 | defined(TARGET_M68K) || defined(TARGET_S390X) |
579a97f7 | 6909 | ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUState *)cpu_env)); |
a04e134a TS |
6910 | break; |
6911 | #else | |
5cd4393b | 6912 | goto unimplemented; |
a04e134a | 6913 | #endif |
31e31b8a | 6914 | case TARGET_NR_sendfile: |
5cd4393b | 6915 | goto unimplemented; |
ebc05488 | 6916 | #ifdef TARGET_NR_getpmsg |
31e31b8a | 6917 | case TARGET_NR_getpmsg: |
5cd4393b | 6918 | goto unimplemented; |
ebc05488 FB |
6919 | #endif |
6920 | #ifdef TARGET_NR_putpmsg | |
31e31b8a | 6921 | case TARGET_NR_putpmsg: |
5cd4393b | 6922 | goto unimplemented; |
ebc05488 | 6923 | #endif |
048f6b4d | 6924 | #ifdef TARGET_NR_vfork |
31e31b8a | 6925 | case TARGET_NR_vfork: |
d865bab5 PB |
6926 | ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, |
6927 | 0, 0, 0, 0)); | |
31e31b8a | 6928 | break; |
048f6b4d | 6929 | #endif |
ebc05488 | 6930 | #ifdef TARGET_NR_ugetrlimit |
31e31b8a | 6931 | case TARGET_NR_ugetrlimit: |
728584be FB |
6932 | { |
6933 | struct rlimit rlim; | |
e22b7015 WT |
6934 | int resource = target_to_host_resource(arg1); |
6935 | ret = get_errno(getrlimit(resource, &rlim)); | |
728584be | 6936 | if (!is_error(ret)) { |
53a5960a | 6937 | struct target_rlimit *target_rlim; |
579a97f7 FB |
6938 | if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
6939 | goto efault; | |
81bbe906 | 6940 | target_rlim->rlim_cur = host_to_target_rlim(rlim.rlim_cur); |
6941 | target_rlim->rlim_max = host_to_target_rlim(rlim.rlim_max); | |
53a5960a | 6942 | unlock_user_struct(target_rlim, arg2, 1); |
728584be FB |
6943 | } |
6944 | break; | |
6945 | } | |
ebc05488 | 6946 | #endif |
a315a145 | 6947 | #ifdef TARGET_NR_truncate64 |
31e31b8a | 6948 | case TARGET_NR_truncate64: |
579a97f7 FB |
6949 | if (!(p = lock_user_string(arg1))) |
6950 | goto efault; | |
53a5960a PB |
6951 | ret = target_truncate64(cpu_env, p, arg2, arg3, arg4); |
6952 | unlock_user(p, arg1, 0); | |
667f38b1 | 6953 | break; |
a315a145 FB |
6954 | #endif |
6955 | #ifdef TARGET_NR_ftruncate64 | |
31e31b8a | 6956 | case TARGET_NR_ftruncate64: |
ce4defa0 | 6957 | ret = target_ftruncate64(cpu_env, arg1, arg2, arg3, arg4); |
667f38b1 | 6958 | break; |
a315a145 FB |
6959 | #endif |
6960 | #ifdef TARGET_NR_stat64 | |
31e31b8a | 6961 | case TARGET_NR_stat64: |
579a97f7 FB |
6962 | if (!(p = lock_user_string(arg1))) |
6963 | goto efault; | |
53a5960a PB |
6964 | ret = get_errno(stat(path(p), &st)); |
6965 | unlock_user(p, arg1, 0); | |
6a24a778 AZ |
6966 | if (!is_error(ret)) |
6967 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6968 | break; | |
a315a145 FB |
6969 | #endif |
6970 | #ifdef TARGET_NR_lstat64 | |
31e31b8a | 6971 | case TARGET_NR_lstat64: |
579a97f7 FB |
6972 | if (!(p = lock_user_string(arg1))) |
6973 | goto efault; | |
53a5960a PB |
6974 | ret = get_errno(lstat(path(p), &st)); |
6975 | unlock_user(p, arg1, 0); | |
6a24a778 AZ |
6976 | if (!is_error(ret)) |
6977 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6978 | break; | |
a315a145 FB |
6979 | #endif |
6980 | #ifdef TARGET_NR_fstat64 | |
31e31b8a | 6981 | case TARGET_NR_fstat64: |
6a24a778 AZ |
6982 | ret = get_errno(fstat(arg1, &st)); |
6983 | if (!is_error(ret)) | |
6984 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6985 | break; | |
ce4defa0 | 6986 | #endif |
9d33b76b AJ |
6987 | #if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \ |
6988 | (defined(__NR_fstatat64) || defined(__NR_newfstatat)) | |
6989 | #ifdef TARGET_NR_fstatat64 | |
6a24a778 | 6990 | case TARGET_NR_fstatat64: |
9d33b76b AJ |
6991 | #endif |
6992 | #ifdef TARGET_NR_newfstatat | |
6993 | case TARGET_NR_newfstatat: | |
6994 | #endif | |
6a24a778 AZ |
6995 | if (!(p = lock_user_string(arg2))) |
6996 | goto efault; | |
9d33b76b | 6997 | #ifdef __NR_fstatat64 |
6a24a778 | 6998 | ret = get_errno(sys_fstatat64(arg1, path(p), &st, arg4)); |
9d33b76b AJ |
6999 | #else |
7000 | ret = get_errno(sys_newfstatat(arg1, path(p), &st, arg4)); | |
7001 | #endif | |
6a24a778 AZ |
7002 | if (!is_error(ret)) |
7003 | ret = host_to_target_stat64(cpu_env, arg3, &st); | |
60cd49d5 | 7004 | break; |
a315a145 | 7005 | #endif |
67867308 | 7006 | case TARGET_NR_lchown: |
579a97f7 FB |
7007 | if (!(p = lock_user_string(arg1))) |
7008 | goto efault; | |
53a5960a PB |
7009 | ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3))); |
7010 | unlock_user(p, arg1, 0); | |
67867308 | 7011 | break; |
0c866a7e | 7012 | #ifdef TARGET_NR_getuid |
67867308 FB |
7013 | case TARGET_NR_getuid: |
7014 | ret = get_errno(high2lowuid(getuid())); | |
7015 | break; | |
0c866a7e RV |
7016 | #endif |
7017 | #ifdef TARGET_NR_getgid | |
67867308 FB |
7018 | case TARGET_NR_getgid: |
7019 | ret = get_errno(high2lowgid(getgid())); | |
7020 | break; | |
0c866a7e RV |
7021 | #endif |
7022 | #ifdef TARGET_NR_geteuid | |
67867308 FB |
7023 | case TARGET_NR_geteuid: |
7024 | ret = get_errno(high2lowuid(geteuid())); | |
7025 | break; | |
0c866a7e RV |
7026 | #endif |
7027 | #ifdef TARGET_NR_getegid | |
67867308 FB |
7028 | case TARGET_NR_getegid: |
7029 | ret = get_errno(high2lowgid(getegid())); | |
7030 | break; | |
0c866a7e | 7031 | #endif |
67867308 FB |
7032 | case TARGET_NR_setreuid: |
7033 | ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2))); | |
7034 | break; | |
7035 | case TARGET_NR_setregid: | |
7036 | ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2))); | |
7037 | break; | |
7038 | case TARGET_NR_getgroups: | |
7039 | { | |
7040 | int gidsetsize = arg1; | |
0c866a7e | 7041 | target_id *target_grouplist; |
67867308 FB |
7042 | gid_t *grouplist; |
7043 | int i; | |
7044 | ||
7045 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
7046 | ret = get_errno(getgroups(gidsetsize, grouplist)); | |
cb3bc233 AZ |
7047 | if (gidsetsize == 0) |
7048 | break; | |
67867308 | 7049 | if (!is_error(ret)) { |
579a97f7 FB |
7050 | target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 2, 0); |
7051 | if (!target_grouplist) | |
7052 | goto efault; | |
a2155fcc | 7053 | for(i = 0;i < ret; i++) |
0c866a7e | 7054 | target_grouplist[i] = tswapid(high2lowgid(grouplist[i])); |
53a5960a | 7055 | unlock_user(target_grouplist, arg2, gidsetsize * 2); |
67867308 FB |
7056 | } |
7057 | } | |
7058 | break; | |
7059 | case TARGET_NR_setgroups: | |
7060 | { | |
7061 | int gidsetsize = arg1; | |
0c866a7e | 7062 | target_id *target_grouplist; |
67867308 FB |
7063 | gid_t *grouplist; |
7064 | int i; | |
7065 | ||
7066 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
579a97f7 FB |
7067 | target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 2, 1); |
7068 | if (!target_grouplist) { | |
7069 | ret = -TARGET_EFAULT; | |
7070 | goto fail; | |
7071 | } | |
67867308 | 7072 | for(i = 0;i < gidsetsize; i++) |
0c866a7e | 7073 | grouplist[i] = low2highgid(tswapid(target_grouplist[i])); |
53a5960a | 7074 | unlock_user(target_grouplist, arg2, 0); |
67867308 FB |
7075 | ret = get_errno(setgroups(gidsetsize, grouplist)); |
7076 | } | |
7077 | break; | |
7078 | case TARGET_NR_fchown: | |
7079 | ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3))); | |
7080 | break; | |
ccfa72b7 TS |
7081 | #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) |
7082 | case TARGET_NR_fchownat: | |
579a97f7 FB |
7083 | if (!(p = lock_user_string(arg2))) |
7084 | goto efault; | |
7085 | ret = get_errno(sys_fchownat(arg1, p, low2highuid(arg3), low2highgid(arg4), arg5)); | |
7086 | unlock_user(p, arg2, 0); | |
ccfa72b7 TS |
7087 | break; |
7088 | #endif | |
67867308 FB |
7089 | #ifdef TARGET_NR_setresuid |
7090 | case TARGET_NR_setresuid: | |
5fafdf24 TS |
7091 | ret = get_errno(setresuid(low2highuid(arg1), |
7092 | low2highuid(arg2), | |
67867308 FB |
7093 | low2highuid(arg3))); |
7094 | break; | |
7095 | #endif | |
7096 | #ifdef TARGET_NR_getresuid | |
7097 | case TARGET_NR_getresuid: | |
7098 | { | |
53a5960a | 7099 | uid_t ruid, euid, suid; |
67867308 FB |
7100 | ret = get_errno(getresuid(&ruid, &euid, &suid)); |
7101 | if (!is_error(ret)) { | |
2f619698 FB |
7102 | if (put_user_u16(high2lowuid(ruid), arg1) |
7103 | || put_user_u16(high2lowuid(euid), arg2) | |
7104 | || put_user_u16(high2lowuid(suid), arg3)) | |
7105 | goto efault; | |
67867308 FB |
7106 | } |
7107 | } | |
7108 | break; | |
7109 | #endif | |
7110 | #ifdef TARGET_NR_getresgid | |
7111 | case TARGET_NR_setresgid: | |
5fafdf24 TS |
7112 | ret = get_errno(setresgid(low2highgid(arg1), |
7113 | low2highgid(arg2), | |
67867308 FB |
7114 | low2highgid(arg3))); |
7115 | break; | |
7116 | #endif | |
7117 | #ifdef TARGET_NR_getresgid | |
7118 | case TARGET_NR_getresgid: | |
7119 | { | |
53a5960a | 7120 | gid_t rgid, egid, sgid; |
67867308 FB |
7121 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
7122 | if (!is_error(ret)) { | |
2f619698 FB |
7123 | if (put_user_u16(high2lowgid(rgid), arg1) |
7124 | || put_user_u16(high2lowgid(egid), arg2) | |
7125 | || put_user_u16(high2lowgid(sgid), arg3)) | |
7126 | goto efault; | |
67867308 FB |
7127 | } |
7128 | } | |
7129 | break; | |
7130 | #endif | |
7131 | case TARGET_NR_chown: | |
579a97f7 FB |
7132 | if (!(p = lock_user_string(arg1))) |
7133 | goto efault; | |
53a5960a PB |
7134 | ret = get_errno(chown(p, low2highuid(arg2), low2highgid(arg3))); |
7135 | unlock_user(p, arg1, 0); | |
67867308 FB |
7136 | break; |
7137 | case TARGET_NR_setuid: | |
7138 | ret = get_errno(setuid(low2highuid(arg1))); | |
7139 | break; | |
7140 | case TARGET_NR_setgid: | |
7141 | ret = get_errno(setgid(low2highgid(arg1))); | |
7142 | break; | |
7143 | case TARGET_NR_setfsuid: | |
7144 | ret = get_errno(setfsuid(arg1)); | |
7145 | break; | |
7146 | case TARGET_NR_setfsgid: | |
7147 | ret = get_errno(setfsgid(arg1)); | |
7148 | break; | |
67867308 | 7149 | |
a315a145 | 7150 | #ifdef TARGET_NR_lchown32 |
31e31b8a | 7151 | case TARGET_NR_lchown32: |
579a97f7 FB |
7152 | if (!(p = lock_user_string(arg1))) |
7153 | goto efault; | |
53a5960a PB |
7154 | ret = get_errno(lchown(p, arg2, arg3)); |
7155 | unlock_user(p, arg1, 0); | |
b03c60f3 | 7156 | break; |
a315a145 FB |
7157 | #endif |
7158 | #ifdef TARGET_NR_getuid32 | |
31e31b8a | 7159 | case TARGET_NR_getuid32: |
b03c60f3 FB |
7160 | ret = get_errno(getuid()); |
7161 | break; | |
a315a145 | 7162 | #endif |
64b4d28c AJ |
7163 | |
7164 | #if defined(TARGET_NR_getxuid) && defined(TARGET_ALPHA) | |
7165 | /* Alpha specific */ | |
7166 | case TARGET_NR_getxuid: | |
ba0e276d RH |
7167 | { |
7168 | uid_t euid; | |
7169 | euid=geteuid(); | |
7170 | ((CPUAlphaState *)cpu_env)->ir[IR_A4]=euid; | |
7171 | } | |
64b4d28c AJ |
7172 | ret = get_errno(getuid()); |
7173 | break; | |
7174 | #endif | |
7175 | #if defined(TARGET_NR_getxgid) && defined(TARGET_ALPHA) | |
7176 | /* Alpha specific */ | |
7177 | case TARGET_NR_getxgid: | |
ba0e276d RH |
7178 | { |
7179 | uid_t egid; | |
7180 | egid=getegid(); | |
7181 | ((CPUAlphaState *)cpu_env)->ir[IR_A4]=egid; | |
7182 | } | |
64b4d28c AJ |
7183 | ret = get_errno(getgid()); |
7184 | break; | |
7185 | #endif | |
ba0e276d RH |
7186 | #if defined(TARGET_NR_osf_getsysinfo) && defined(TARGET_ALPHA) |
7187 | /* Alpha specific */ | |
7188 | case TARGET_NR_osf_getsysinfo: | |
7189 | ret = -TARGET_EOPNOTSUPP; | |
7190 | switch (arg1) { | |
7191 | case TARGET_GSI_IEEE_FP_CONTROL: | |
7192 | { | |
7193 | uint64_t swcr, fpcr = cpu_alpha_load_fpcr (cpu_env); | |
7194 | ||
7195 | /* Copied from linux ieee_fpcr_to_swcr. */ | |
7196 | swcr = (fpcr >> 35) & SWCR_STATUS_MASK; | |
7197 | swcr |= (fpcr >> 36) & SWCR_MAP_DMZ; | |
7198 | swcr |= (~fpcr >> 48) & (SWCR_TRAP_ENABLE_INV | |
7199 | | SWCR_TRAP_ENABLE_DZE | |
7200 | | SWCR_TRAP_ENABLE_OVF); | |
7201 | swcr |= (~fpcr >> 57) & (SWCR_TRAP_ENABLE_UNF | |
7202 | | SWCR_TRAP_ENABLE_INE); | |
7203 | swcr |= (fpcr >> 47) & SWCR_MAP_UMZ; | |
7204 | swcr |= (~fpcr >> 41) & SWCR_TRAP_ENABLE_DNO; | |
7205 | ||
7206 | if (put_user_u64 (swcr, arg2)) | |
7207 | goto efault; | |
7208 | ret = 0; | |
7209 | } | |
7210 | break; | |
7211 | ||
7212 | /* case GSI_IEEE_STATE_AT_SIGNAL: | |
7213 | -- Not implemented in linux kernel. | |
7214 | case GSI_UACPROC: | |
7215 | -- Retrieves current unaligned access state; not much used. | |
7216 | case GSI_PROC_TYPE: | |
7217 | -- Retrieves implver information; surely not used. | |
7218 | case GSI_GET_HWRPB: | |
7219 | -- Grabs a copy of the HWRPB; surely not used. | |
7220 | */ | |
7221 | } | |
7222 | break; | |
7223 | #endif | |
7224 | #if defined(TARGET_NR_osf_setsysinfo) && defined(TARGET_ALPHA) | |
7225 | /* Alpha specific */ | |
7226 | case TARGET_NR_osf_setsysinfo: | |
7227 | ret = -TARGET_EOPNOTSUPP; | |
7228 | switch (arg1) { | |
7229 | case TARGET_SSI_IEEE_FP_CONTROL: | |
7230 | case TARGET_SSI_IEEE_RAISE_EXCEPTION: | |
7231 | { | |
7232 | uint64_t swcr, fpcr, orig_fpcr; | |
7233 | ||
7234 | if (get_user_u64 (swcr, arg2)) | |
7235 | goto efault; | |
7236 | orig_fpcr = cpu_alpha_load_fpcr (cpu_env); | |
7237 | fpcr = orig_fpcr & FPCR_DYN_MASK; | |
7238 | ||
7239 | /* Copied from linux ieee_swcr_to_fpcr. */ | |
7240 | fpcr |= (swcr & SWCR_STATUS_MASK) << 35; | |
7241 | fpcr |= (swcr & SWCR_MAP_DMZ) << 36; | |
7242 | fpcr |= (~swcr & (SWCR_TRAP_ENABLE_INV | |
7243 | | SWCR_TRAP_ENABLE_DZE | |
7244 | | SWCR_TRAP_ENABLE_OVF)) << 48; | |
7245 | fpcr |= (~swcr & (SWCR_TRAP_ENABLE_UNF | |
7246 | | SWCR_TRAP_ENABLE_INE)) << 57; | |
7247 | fpcr |= (swcr & SWCR_MAP_UMZ ? FPCR_UNDZ | FPCR_UNFD : 0); | |
7248 | fpcr |= (~swcr & SWCR_TRAP_ENABLE_DNO) << 41; | |
7249 | ||
7250 | cpu_alpha_store_fpcr (cpu_env, fpcr); | |
7251 | ret = 0; | |
7252 | ||
7253 | if (arg1 == TARGET_SSI_IEEE_RAISE_EXCEPTION) { | |
7254 | /* Old exceptions are not signaled. */ | |
7255 | fpcr &= ~(orig_fpcr & FPCR_STATUS_MASK); | |
7256 | ||
7257 | /* If any exceptions set by this call, and are unmasked, | |
7258 | send a signal. */ | |
7259 | /* ??? FIXME */ | |
7260 | } | |
7261 | } | |
7262 | break; | |
7263 | ||
7264 | /* case SSI_NVPAIRS: | |
7265 | -- Used with SSIN_UACPROC to enable unaligned accesses. | |
7266 | case SSI_IEEE_STATE_AT_SIGNAL: | |
7267 | case SSI_IEEE_IGNORE_STATE_AT_SIGNAL: | |
7268 | -- Not implemented in linux kernel | |
7269 | */ | |
7270 | } | |
7271 | break; | |
7272 | #endif | |
7273 | #ifdef TARGET_NR_osf_sigprocmask | |
7274 | /* Alpha specific. */ | |
7275 | case TARGET_NR_osf_sigprocmask: | |
7276 | { | |
7277 | abi_ulong mask; | |
bc088ba1 | 7278 | int how; |
ba0e276d RH |
7279 | sigset_t set, oldset; |
7280 | ||
7281 | switch(arg1) { | |
7282 | case TARGET_SIG_BLOCK: | |
7283 | how = SIG_BLOCK; | |
7284 | break; | |
7285 | case TARGET_SIG_UNBLOCK: | |
7286 | how = SIG_UNBLOCK; | |
7287 | break; | |
7288 | case TARGET_SIG_SETMASK: | |
7289 | how = SIG_SETMASK; | |
7290 | break; | |
7291 | default: | |
7292 | ret = -TARGET_EINVAL; | |
7293 | goto fail; | |
7294 | } | |
7295 | mask = arg2; | |
7296 | target_to_host_old_sigset(&set, &mask); | |
bc088ba1 | 7297 | sigprocmask(how, &set, &oldset); |
ba0e276d RH |
7298 | host_to_target_old_sigset(&mask, &oldset); |
7299 | ret = mask; | |
7300 | } | |
7301 | break; | |
7302 | #endif | |
64b4d28c | 7303 | |
a315a145 | 7304 | #ifdef TARGET_NR_getgid32 |
31e31b8a | 7305 | case TARGET_NR_getgid32: |
b03c60f3 FB |
7306 | ret = get_errno(getgid()); |
7307 | break; | |
a315a145 FB |
7308 | #endif |
7309 | #ifdef TARGET_NR_geteuid32 | |
31e31b8a | 7310 | case TARGET_NR_geteuid32: |
b03c60f3 FB |
7311 | ret = get_errno(geteuid()); |
7312 | break; | |
a315a145 FB |
7313 | #endif |
7314 | #ifdef TARGET_NR_getegid32 | |
31e31b8a | 7315 | case TARGET_NR_getegid32: |
b03c60f3 FB |
7316 | ret = get_errno(getegid()); |
7317 | break; | |
a315a145 FB |
7318 | #endif |
7319 | #ifdef TARGET_NR_setreuid32 | |
31e31b8a | 7320 | case TARGET_NR_setreuid32: |
b03c60f3 FB |
7321 | ret = get_errno(setreuid(arg1, arg2)); |
7322 | break; | |
a315a145 FB |
7323 | #endif |
7324 | #ifdef TARGET_NR_setregid32 | |
31e31b8a | 7325 | case TARGET_NR_setregid32: |
b03c60f3 FB |
7326 | ret = get_errno(setregid(arg1, arg2)); |
7327 | break; | |
a315a145 FB |
7328 | #endif |
7329 | #ifdef TARGET_NR_getgroups32 | |
31e31b8a | 7330 | case TARGET_NR_getgroups32: |
99c475ab FB |
7331 | { |
7332 | int gidsetsize = arg1; | |
53a5960a | 7333 | uint32_t *target_grouplist; |
99c475ab FB |
7334 | gid_t *grouplist; |
7335 | int i; | |
7336 | ||
7337 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
7338 | ret = get_errno(getgroups(gidsetsize, grouplist)); | |
cb3bc233 AZ |
7339 | if (gidsetsize == 0) |
7340 | break; | |
99c475ab | 7341 | if (!is_error(ret)) { |
579a97f7 FB |
7342 | target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 4, 0); |
7343 | if (!target_grouplist) { | |
7344 | ret = -TARGET_EFAULT; | |
7345 | goto fail; | |
7346 | } | |
a2155fcc | 7347 | for(i = 0;i < ret; i++) |
53a5960a PB |
7348 | target_grouplist[i] = tswap32(grouplist[i]); |
7349 | unlock_user(target_grouplist, arg2, gidsetsize * 4); | |
99c475ab FB |
7350 | } |
7351 | } | |
7352 | break; | |
a315a145 FB |
7353 | #endif |
7354 | #ifdef TARGET_NR_setgroups32 | |
31e31b8a | 7355 | case TARGET_NR_setgroups32: |
99c475ab FB |
7356 | { |
7357 | int gidsetsize = arg1; | |
53a5960a | 7358 | uint32_t *target_grouplist; |
99c475ab FB |
7359 | gid_t *grouplist; |
7360 | int i; | |
3b46e624 | 7361 | |
99c475ab | 7362 | grouplist = alloca(gidsetsize * sizeof(gid_t)); |
579a97f7 FB |
7363 | target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 4, 1); |
7364 | if (!target_grouplist) { | |
7365 | ret = -TARGET_EFAULT; | |
7366 | goto fail; | |
7367 | } | |
99c475ab | 7368 | for(i = 0;i < gidsetsize; i++) |
53a5960a PB |
7369 | grouplist[i] = tswap32(target_grouplist[i]); |
7370 | unlock_user(target_grouplist, arg2, 0); | |
99c475ab FB |
7371 | ret = get_errno(setgroups(gidsetsize, grouplist)); |
7372 | } | |
7373 | break; | |
a315a145 FB |
7374 | #endif |
7375 | #ifdef TARGET_NR_fchown32 | |
31e31b8a | 7376 | case TARGET_NR_fchown32: |
b03c60f3 FB |
7377 | ret = get_errno(fchown(arg1, arg2, arg3)); |
7378 | break; | |
a315a145 FB |
7379 | #endif |
7380 | #ifdef TARGET_NR_setresuid32 | |
31e31b8a | 7381 | case TARGET_NR_setresuid32: |
b03c60f3 FB |
7382 | ret = get_errno(setresuid(arg1, arg2, arg3)); |
7383 | break; | |
a315a145 FB |
7384 | #endif |
7385 | #ifdef TARGET_NR_getresuid32 | |
31e31b8a | 7386 | case TARGET_NR_getresuid32: |
b03c60f3 | 7387 | { |
53a5960a | 7388 | uid_t ruid, euid, suid; |
b03c60f3 FB |
7389 | ret = get_errno(getresuid(&ruid, &euid, &suid)); |
7390 | if (!is_error(ret)) { | |
2f619698 FB |
7391 | if (put_user_u32(ruid, arg1) |
7392 | || put_user_u32(euid, arg2) | |
7393 | || put_user_u32(suid, arg3)) | |
7394 | goto efault; | |
b03c60f3 FB |
7395 | } |
7396 | } | |
7397 | break; | |
a315a145 FB |
7398 | #endif |
7399 | #ifdef TARGET_NR_setresgid32 | |
31e31b8a | 7400 | case TARGET_NR_setresgid32: |
b03c60f3 FB |
7401 | ret = get_errno(setresgid(arg1, arg2, arg3)); |
7402 | break; | |
a315a145 FB |
7403 | #endif |
7404 | #ifdef TARGET_NR_getresgid32 | |
31e31b8a | 7405 | case TARGET_NR_getresgid32: |
b03c60f3 | 7406 | { |
53a5960a | 7407 | gid_t rgid, egid, sgid; |
b03c60f3 FB |
7408 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
7409 | if (!is_error(ret)) { | |
2f619698 FB |
7410 | if (put_user_u32(rgid, arg1) |
7411 | || put_user_u32(egid, arg2) | |
7412 | || put_user_u32(sgid, arg3)) | |
7413 | goto efault; | |
b03c60f3 FB |
7414 | } |
7415 | } | |
7416 | break; | |
a315a145 FB |
7417 | #endif |
7418 | #ifdef TARGET_NR_chown32 | |
31e31b8a | 7419 | case TARGET_NR_chown32: |
579a97f7 FB |
7420 | if (!(p = lock_user_string(arg1))) |
7421 | goto efault; | |
53a5960a PB |
7422 | ret = get_errno(chown(p, arg2, arg3)); |
7423 | unlock_user(p, arg1, 0); | |
b03c60f3 | 7424 | break; |
a315a145 FB |
7425 | #endif |
7426 | #ifdef TARGET_NR_setuid32 | |
31e31b8a | 7427 | case TARGET_NR_setuid32: |
b03c60f3 FB |
7428 | ret = get_errno(setuid(arg1)); |
7429 | break; | |
a315a145 FB |
7430 | #endif |
7431 | #ifdef TARGET_NR_setgid32 | |
31e31b8a | 7432 | case TARGET_NR_setgid32: |
b03c60f3 FB |
7433 | ret = get_errno(setgid(arg1)); |
7434 | break; | |
a315a145 FB |
7435 | #endif |
7436 | #ifdef TARGET_NR_setfsuid32 | |
31e31b8a | 7437 | case TARGET_NR_setfsuid32: |
b03c60f3 FB |
7438 | ret = get_errno(setfsuid(arg1)); |
7439 | break; | |
a315a145 FB |
7440 | #endif |
7441 | #ifdef TARGET_NR_setfsgid32 | |
31e31b8a | 7442 | case TARGET_NR_setfsgid32: |
b03c60f3 FB |
7443 | ret = get_errno(setfsgid(arg1)); |
7444 | break; | |
a315a145 | 7445 | #endif |
67867308 | 7446 | |
31e31b8a | 7447 | case TARGET_NR_pivot_root: |
b03c60f3 | 7448 | goto unimplemented; |
ffa65c3b | 7449 | #ifdef TARGET_NR_mincore |
31e31b8a | 7450 | case TARGET_NR_mincore: |
04bb9ace AJ |
7451 | { |
7452 | void *a; | |
7453 | ret = -TARGET_EFAULT; | |
7454 | if (!(a = lock_user(VERIFY_READ, arg1,arg2, 0))) | |
7455 | goto efault; | |
7456 | if (!(p = lock_user_string(arg3))) | |
7457 | goto mincore_fail; | |
7458 | ret = get_errno(mincore(a, arg2, p)); | |
7459 | unlock_user(p, arg3, ret); | |
7460 | mincore_fail: | |
7461 | unlock_user(a, arg1, 0); | |
7462 | } | |
7463 | break; | |
ffa65c3b | 7464 | #endif |
408321b6 AJ |
7465 | #ifdef TARGET_NR_arm_fadvise64_64 |
7466 | case TARGET_NR_arm_fadvise64_64: | |
7467 | { | |
7468 | /* | |
7469 | * arm_fadvise64_64 looks like fadvise64_64 but | |
7470 | * with different argument order | |
7471 | */ | |
7472 | abi_long temp; | |
7473 | temp = arg3; | |
7474 | arg3 = arg4; | |
7475 | arg4 = temp; | |
7476 | } | |
7477 | #endif | |
e72d2cc7 | 7478 | #if defined(TARGET_NR_fadvise64_64) || defined(TARGET_NR_arm_fadvise64_64) || defined(TARGET_NR_fadvise64) |
408321b6 AJ |
7479 | #ifdef TARGET_NR_fadvise64_64 |
7480 | case TARGET_NR_fadvise64_64: | |
7481 | #endif | |
e72d2cc7 UH |
7482 | #ifdef TARGET_NR_fadvise64 |
7483 | case TARGET_NR_fadvise64: | |
7484 | #endif | |
7485 | #ifdef TARGET_S390X | |
7486 | switch (arg4) { | |
7487 | case 4: arg4 = POSIX_FADV_NOREUSE + 1; break; /* make sure it's an invalid value */ | |
7488 | case 5: arg4 = POSIX_FADV_NOREUSE + 2; break; /* ditto */ | |
7489 | case 6: arg4 = POSIX_FADV_DONTNEED; break; | |
7490 | case 7: arg4 = POSIX_FADV_NOREUSE; break; | |
7491 | default: break; | |
7492 | } | |
7493 | #endif | |
7494 | ret = -posix_fadvise(arg1, arg2, arg3, arg4); | |
408321b6 AJ |
7495 | break; |
7496 | #endif | |
ffa65c3b | 7497 | #ifdef TARGET_NR_madvise |
31e31b8a | 7498 | case TARGET_NR_madvise: |
24836689 PB |
7499 | /* A straight passthrough may not be safe because qemu sometimes |
7500 | turns private flie-backed mappings into anonymous mappings. | |
7501 | This will break MADV_DONTNEED. | |
7502 | This is a hint, so ignoring and returning success is ok. */ | |
7503 | ret = get_errno(0); | |
7504 | break; | |
ffa65c3b | 7505 | #endif |
992f48a0 | 7506 | #if TARGET_ABI_BITS == 32 |
31e31b8a | 7507 | case TARGET_NR_fcntl64: |
77e4672d | 7508 | { |
b1e341eb | 7509 | int cmd; |
77e4672d | 7510 | struct flock64 fl; |
53a5960a | 7511 | struct target_flock64 *target_fl; |
ce4defa0 | 7512 | #ifdef TARGET_ARM |
53a5960a | 7513 | struct target_eabi_flock64 *target_efl; |
ce4defa0 | 7514 | #endif |
77e4672d | 7515 | |
5f106811 APR |
7516 | cmd = target_to_host_fcntl_cmd(arg2); |
7517 | if (cmd == -TARGET_EINVAL) | |
7518 | return cmd; | |
b1e341eb | 7519 | |
60cd49d5 | 7520 | switch(arg2) { |
b1e341eb | 7521 | case TARGET_F_GETLK64: |
5813427b TS |
7522 | #ifdef TARGET_ARM |
7523 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
7524 | if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
7525 | goto efault; | |
5813427b TS |
7526 | fl.l_type = tswap16(target_efl->l_type); |
7527 | fl.l_whence = tswap16(target_efl->l_whence); | |
7528 | fl.l_start = tswap64(target_efl->l_start); | |
7529 | fl.l_len = tswap64(target_efl->l_len); | |
7e22e546 | 7530 | fl.l_pid = tswap32(target_efl->l_pid); |
5813427b TS |
7531 | unlock_user_struct(target_efl, arg3, 0); |
7532 | } else | |
7533 | #endif | |
7534 | { | |
9ee1fa2c FB |
7535 | if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
7536 | goto efault; | |
5813427b TS |
7537 | fl.l_type = tswap16(target_fl->l_type); |
7538 | fl.l_whence = tswap16(target_fl->l_whence); | |
7539 | fl.l_start = tswap64(target_fl->l_start); | |
7540 | fl.l_len = tswap64(target_fl->l_len); | |
7e22e546 | 7541 | fl.l_pid = tswap32(target_fl->l_pid); |
5813427b TS |
7542 | unlock_user_struct(target_fl, arg3, 0); |
7543 | } | |
b1e341eb | 7544 | ret = get_errno(fcntl(arg1, cmd, &fl)); |
77e4672d | 7545 | if (ret == 0) { |
ce4defa0 PB |
7546 | #ifdef TARGET_ARM |
7547 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
7548 | if (!lock_user_struct(VERIFY_WRITE, target_efl, arg3, 0)) |
7549 | goto efault; | |
ce4defa0 PB |
7550 | target_efl->l_type = tswap16(fl.l_type); |
7551 | target_efl->l_whence = tswap16(fl.l_whence); | |
7552 | target_efl->l_start = tswap64(fl.l_start); | |
7553 | target_efl->l_len = tswap64(fl.l_len); | |
7e22e546 | 7554 | target_efl->l_pid = tswap32(fl.l_pid); |
53a5960a | 7555 | unlock_user_struct(target_efl, arg3, 1); |
ce4defa0 PB |
7556 | } else |
7557 | #endif | |
7558 | { | |
9ee1fa2c FB |
7559 | if (!lock_user_struct(VERIFY_WRITE, target_fl, arg3, 0)) |
7560 | goto efault; | |
ce4defa0 PB |
7561 | target_fl->l_type = tswap16(fl.l_type); |
7562 | target_fl->l_whence = tswap16(fl.l_whence); | |
7563 | target_fl->l_start = tswap64(fl.l_start); | |
7564 | target_fl->l_len = tswap64(fl.l_len); | |
7e22e546 | 7565 | target_fl->l_pid = tswap32(fl.l_pid); |
53a5960a | 7566 | unlock_user_struct(target_fl, arg3, 1); |
ce4defa0 | 7567 | } |
77e4672d FB |
7568 | } |
7569 | break; | |
7570 | ||
b1e341eb TS |
7571 | case TARGET_F_SETLK64: |
7572 | case TARGET_F_SETLKW64: | |
ce4defa0 PB |
7573 | #ifdef TARGET_ARM |
7574 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
7575 | if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
7576 | goto efault; | |
ce4defa0 PB |
7577 | fl.l_type = tswap16(target_efl->l_type); |
7578 | fl.l_whence = tswap16(target_efl->l_whence); | |
7579 | fl.l_start = tswap64(target_efl->l_start); | |
7580 | fl.l_len = tswap64(target_efl->l_len); | |
7e22e546 | 7581 | fl.l_pid = tswap32(target_efl->l_pid); |
53a5960a | 7582 | unlock_user_struct(target_efl, arg3, 0); |
ce4defa0 PB |
7583 | } else |
7584 | #endif | |
7585 | { | |
9ee1fa2c FB |
7586 | if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
7587 | goto efault; | |
ce4defa0 PB |
7588 | fl.l_type = tswap16(target_fl->l_type); |
7589 | fl.l_whence = tswap16(target_fl->l_whence); | |
7590 | fl.l_start = tswap64(target_fl->l_start); | |
7591 | fl.l_len = tswap64(target_fl->l_len); | |
7e22e546 | 7592 | fl.l_pid = tswap32(target_fl->l_pid); |
53a5960a | 7593 | unlock_user_struct(target_fl, arg3, 0); |
ce4defa0 | 7594 | } |
b1e341eb | 7595 | ret = get_errno(fcntl(arg1, cmd, &fl)); |
77e4672d | 7596 | break; |
60cd49d5 | 7597 | default: |
5f106811 | 7598 | ret = do_fcntl(arg1, arg2, arg3); |
60cd49d5 FB |
7599 | break; |
7600 | } | |
77e4672d FB |
7601 | break; |
7602 | } | |
60cd49d5 | 7603 | #endif |
7d600c80 TS |
7604 | #ifdef TARGET_NR_cacheflush |
7605 | case TARGET_NR_cacheflush: | |
7606 | /* self-modifying code is handled automatically, so nothing needed */ | |
7607 | ret = 0; | |
7608 | break; | |
7609 | #endif | |
ebc05488 | 7610 | #ifdef TARGET_NR_security |
31e31b8a FB |
7611 | case TARGET_NR_security: |
7612 | goto unimplemented; | |
c573ff67 FB |
7613 | #endif |
7614 | #ifdef TARGET_NR_getpagesize | |
7615 | case TARGET_NR_getpagesize: | |
7616 | ret = TARGET_PAGE_SIZE; | |
7617 | break; | |
ebc05488 | 7618 | #endif |
31e31b8a FB |
7619 | case TARGET_NR_gettid: |
7620 | ret = get_errno(gettid()); | |
7621 | break; | |
e5febef5 | 7622 | #ifdef TARGET_NR_readahead |
31e31b8a | 7623 | case TARGET_NR_readahead: |
2054ac9b | 7624 | #if TARGET_ABI_BITS == 32 |
48e515d4 | 7625 | if (regpairs_aligned(cpu_env)) { |
2054ac9b AJ |
7626 | arg2 = arg3; |
7627 | arg3 = arg4; | |
7628 | arg4 = arg5; | |
7629 | } | |
2054ac9b AJ |
7630 | ret = get_errno(readahead(arg1, ((off64_t)arg3 << 32) | arg2, arg4)); |
7631 | #else | |
7632 | ret = get_errno(readahead(arg1, arg2, arg3)); | |
7633 | #endif | |
7634 | break; | |
e5febef5 | 7635 | #endif |
ebc05488 | 7636 | #ifdef TARGET_NR_setxattr |
31e31b8a FB |
7637 | case TARGET_NR_setxattr: |
7638 | case TARGET_NR_lsetxattr: | |
7639 | case TARGET_NR_fsetxattr: | |
7640 | case TARGET_NR_getxattr: | |
7641 | case TARGET_NR_lgetxattr: | |
7642 | case TARGET_NR_fgetxattr: | |
7643 | case TARGET_NR_listxattr: | |
7644 | case TARGET_NR_llistxattr: | |
7645 | case TARGET_NR_flistxattr: | |
7646 | case TARGET_NR_removexattr: | |
7647 | case TARGET_NR_lremovexattr: | |
7648 | case TARGET_NR_fremovexattr: | |
6f932f91 AP |
7649 | ret = -TARGET_EOPNOTSUPP; |
7650 | break; | |
ebc05488 FB |
7651 | #endif |
7652 | #ifdef TARGET_NR_set_thread_area | |
5cd4393b | 7653 | case TARGET_NR_set_thread_area: |
8d18e893 | 7654 | #if defined(TARGET_MIPS) |
6f5b89a0 TS |
7655 | ((CPUMIPSState *) cpu_env)->tls_value = arg1; |
7656 | ret = 0; | |
7657 | break; | |
ef96779b EI |
7658 | #elif defined(TARGET_CRIS) |
7659 | if (arg1 & 0xff) | |
7660 | ret = -TARGET_EINVAL; | |
7661 | else { | |
7662 | ((CPUCRISState *) cpu_env)->pregs[PR_PID] = arg1; | |
7663 | ret = 0; | |
7664 | } | |
7665 | break; | |
8d18e893 FB |
7666 | #elif defined(TARGET_I386) && defined(TARGET_ABI32) |
7667 | ret = do_set_thread_area(cpu_env, arg1); | |
7668 | break; | |
6f5b89a0 TS |
7669 | #else |
7670 | goto unimplemented_nowarn; | |
7671 | #endif | |
7672 | #endif | |
7673 | #ifdef TARGET_NR_get_thread_area | |
5cd4393b | 7674 | case TARGET_NR_get_thread_area: |
8d18e893 FB |
7675 | #if defined(TARGET_I386) && defined(TARGET_ABI32) |
7676 | ret = do_get_thread_area(cpu_env, arg1); | |
7677 | #else | |
5cd4393b | 7678 | goto unimplemented_nowarn; |
48dc41eb | 7679 | #endif |
8d18e893 | 7680 | #endif |
48dc41eb FB |
7681 | #ifdef TARGET_NR_getdomainname |
7682 | case TARGET_NR_getdomainname: | |
7683 | goto unimplemented_nowarn; | |
ebc05488 | 7684 | #endif |
6f5b89a0 | 7685 | |
b5906f95 TS |
7686 | #ifdef TARGET_NR_clock_gettime |
7687 | case TARGET_NR_clock_gettime: | |
7688 | { | |
7689 | struct timespec ts; | |
7690 | ret = get_errno(clock_gettime(arg1, &ts)); | |
7691 | if (!is_error(ret)) { | |
7692 | host_to_target_timespec(arg2, &ts); | |
7693 | } | |
7694 | break; | |
7695 | } | |
7696 | #endif | |
7697 | #ifdef TARGET_NR_clock_getres | |
7698 | case TARGET_NR_clock_getres: | |
7699 | { | |
7700 | struct timespec ts; | |
7701 | ret = get_errno(clock_getres(arg1, &ts)); | |
7702 | if (!is_error(ret)) { | |
7703 | host_to_target_timespec(arg2, &ts); | |
7704 | } | |
7705 | break; | |
7706 | } | |
7707 | #endif | |
63d7651b PB |
7708 | #ifdef TARGET_NR_clock_nanosleep |
7709 | case TARGET_NR_clock_nanosleep: | |
7710 | { | |
7711 | struct timespec ts; | |
7712 | target_to_host_timespec(&ts, arg3); | |
7713 | ret = get_errno(clock_nanosleep(arg1, arg2, &ts, arg4 ? &ts : NULL)); | |
7714 | if (arg4) | |
7715 | host_to_target_timespec(arg4, &ts); | |
7716 | break; | |
7717 | } | |
7718 | #endif | |
b5906f95 | 7719 | |
6f5b89a0 TS |
7720 | #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address) |
7721 | case TARGET_NR_set_tid_address: | |
579a97f7 FB |
7722 | ret = get_errno(set_tid_address((int *)g2h(arg1))); |
7723 | break; | |
6f5b89a0 TS |
7724 | #endif |
7725 | ||
3ae43202 | 7726 | #if defined(TARGET_NR_tkill) && defined(__NR_tkill) |
4cae1d16 | 7727 | case TARGET_NR_tkill: |
4cb05961 | 7728 | ret = get_errno(sys_tkill((int)arg1, target_to_host_signal(arg2))); |
4cae1d16 TS |
7729 | break; |
7730 | #endif | |
7731 | ||
3ae43202 | 7732 | #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill) |
71455574 | 7733 | case TARGET_NR_tgkill: |
4cb05961 PB |
7734 | ret = get_errno(sys_tgkill((int)arg1, (int)arg2, |
7735 | target_to_host_signal(arg3))); | |
71455574 TS |
7736 | break; |
7737 | #endif | |
7738 | ||
4f2b1fe8 TS |
7739 | #ifdef TARGET_NR_set_robust_list |
7740 | case TARGET_NR_set_robust_list: | |
7741 | goto unimplemented_nowarn; | |
7742 | #endif | |
7743 | ||
9007f0ef TS |
7744 | #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat) |
7745 | case TARGET_NR_utimensat: | |
7746 | { | |
ebc996f3 RV |
7747 | struct timespec *tsp, ts[2]; |
7748 | if (!arg3) { | |
7749 | tsp = NULL; | |
7750 | } else { | |
7751 | target_to_host_timespec(ts, arg3); | |
7752 | target_to_host_timespec(ts+1, arg3+sizeof(struct target_timespec)); | |
7753 | tsp = ts; | |
7754 | } | |
9007f0ef | 7755 | if (!arg2) |
ebc996f3 | 7756 | ret = get_errno(sys_utimensat(arg1, NULL, tsp, arg4)); |
9007f0ef | 7757 | else { |
579a97f7 | 7758 | if (!(p = lock_user_string(arg2))) { |
0da46a6e | 7759 | ret = -TARGET_EFAULT; |
579a97f7 FB |
7760 | goto fail; |
7761 | } | |
ebc996f3 | 7762 | ret = get_errno(sys_utimensat(arg1, path(p), tsp, arg4)); |
579a97f7 | 7763 | unlock_user(p, arg2, 0); |
9007f0ef TS |
7764 | } |
7765 | } | |
7766 | break; | |
7767 | #endif | |
2f7bb878 | 7768 | #if defined(CONFIG_USE_NPTL) |
bd0c5661 PB |
7769 | case TARGET_NR_futex: |
7770 | ret = do_futex(arg1, arg2, arg3, arg4, arg5, arg6); | |
7771 | break; | |
7772 | #endif | |
dbfe4c36 | 7773 | #if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init) |
39b59763 AJ |
7774 | case TARGET_NR_inotify_init: |
7775 | ret = get_errno(sys_inotify_init()); | |
7776 | break; | |
7777 | #endif | |
a1606b0b | 7778 | #ifdef CONFIG_INOTIFY1 |
c05c7a73 RV |
7779 | #if defined(TARGET_NR_inotify_init1) && defined(__NR_inotify_init1) |
7780 | case TARGET_NR_inotify_init1: | |
7781 | ret = get_errno(sys_inotify_init1(arg1)); | |
7782 | break; | |
7783 | #endif | |
a1606b0b | 7784 | #endif |
dbfe4c36 | 7785 | #if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch) |
39b59763 AJ |
7786 | case TARGET_NR_inotify_add_watch: |
7787 | p = lock_user_string(arg2); | |
7788 | ret = get_errno(sys_inotify_add_watch(arg1, path(p), arg3)); | |
7789 | unlock_user(p, arg2, 0); | |
7790 | break; | |
7791 | #endif | |
dbfe4c36 | 7792 | #if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch) |
39b59763 AJ |
7793 | case TARGET_NR_inotify_rm_watch: |
7794 | ret = get_errno(sys_inotify_rm_watch(arg1, arg2)); | |
7795 | break; | |
7796 | #endif | |
9007f0ef | 7797 | |
8ec9cf89 | 7798 | #if defined(TARGET_NR_mq_open) && defined(__NR_mq_open) |
24e1003a AJ |
7799 | case TARGET_NR_mq_open: |
7800 | { | |
7801 | struct mq_attr posix_mq_attr; | |
7802 | ||
7803 | p = lock_user_string(arg1 - 1); | |
7804 | if (arg4 != 0) | |
7805 | copy_from_user_mq_attr (&posix_mq_attr, arg4); | |
7806 | ret = get_errno(mq_open(p, arg2, arg3, &posix_mq_attr)); | |
7807 | unlock_user (p, arg1, 0); | |
7808 | } | |
7809 | break; | |
7810 | ||
7811 | case TARGET_NR_mq_unlink: | |
7812 | p = lock_user_string(arg1 - 1); | |
7813 | ret = get_errno(mq_unlink(p)); | |
7814 | unlock_user (p, arg1, 0); | |
7815 | break; | |
7816 | ||
7817 | case TARGET_NR_mq_timedsend: | |
7818 | { | |
7819 | struct timespec ts; | |
7820 | ||
7821 | p = lock_user (VERIFY_READ, arg2, arg3, 1); | |
7822 | if (arg5 != 0) { | |
7823 | target_to_host_timespec(&ts, arg5); | |
7824 | ret = get_errno(mq_timedsend(arg1, p, arg3, arg4, &ts)); | |
7825 | host_to_target_timespec(arg5, &ts); | |
7826 | } | |
7827 | else | |
7828 | ret = get_errno(mq_send(arg1, p, arg3, arg4)); | |
7829 | unlock_user (p, arg2, arg3); | |
7830 | } | |
7831 | break; | |
7832 | ||
7833 | case TARGET_NR_mq_timedreceive: | |
7834 | { | |
7835 | struct timespec ts; | |
7836 | unsigned int prio; | |
7837 | ||
7838 | p = lock_user (VERIFY_READ, arg2, arg3, 1); | |
7839 | if (arg5 != 0) { | |
7840 | target_to_host_timespec(&ts, arg5); | |
7841 | ret = get_errno(mq_timedreceive(arg1, p, arg3, &prio, &ts)); | |
7842 | host_to_target_timespec(arg5, &ts); | |
7843 | } | |
7844 | else | |
7845 | ret = get_errno(mq_receive(arg1, p, arg3, &prio)); | |
7846 | unlock_user (p, arg2, arg3); | |
7847 | if (arg4 != 0) | |
7848 | put_user_u32(prio, arg4); | |
7849 | } | |
7850 | break; | |
7851 | ||
7852 | /* Not implemented for now... */ | |
7853 | /* case TARGET_NR_mq_notify: */ | |
7854 | /* break; */ | |
7855 | ||
7856 | case TARGET_NR_mq_getsetattr: | |
7857 | { | |
7858 | struct mq_attr posix_mq_attr_in, posix_mq_attr_out; | |
7859 | ret = 0; | |
7860 | if (arg3 != 0) { | |
7861 | ret = mq_getattr(arg1, &posix_mq_attr_out); | |
7862 | copy_to_user_mq_attr(arg3, &posix_mq_attr_out); | |
7863 | } | |
7864 | if (arg2 != 0) { | |
7865 | copy_from_user_mq_attr(&posix_mq_attr_in, arg2); | |
7866 | ret |= mq_setattr(arg1, &posix_mq_attr_in, &posix_mq_attr_out); | |
7867 | } | |
7868 | ||
7869 | } | |
7870 | break; | |
7871 | #endif | |
7872 | ||
3ce34dfb | 7873 | #ifdef CONFIG_SPLICE |
7874 | #ifdef TARGET_NR_tee | |
7875 | case TARGET_NR_tee: | |
7876 | { | |
7877 | ret = get_errno(tee(arg1,arg2,arg3,arg4)); | |
7878 | } | |
7879 | break; | |
7880 | #endif | |
7881 | #ifdef TARGET_NR_splice | |
7882 | case TARGET_NR_splice: | |
7883 | { | |
7884 | loff_t loff_in, loff_out; | |
7885 | loff_t *ploff_in = NULL, *ploff_out = NULL; | |
7886 | if(arg2) { | |
7887 | get_user_u64(loff_in, arg2); | |
7888 | ploff_in = &loff_in; | |
7889 | } | |
7890 | if(arg4) { | |
7891 | get_user_u64(loff_out, arg2); | |
7892 | ploff_out = &loff_out; | |
7893 | } | |
7894 | ret = get_errno(splice(arg1, ploff_in, arg3, ploff_out, arg5, arg6)); | |
7895 | } | |
7896 | break; | |
7897 | #endif | |
7898 | #ifdef TARGET_NR_vmsplice | |
7899 | case TARGET_NR_vmsplice: | |
7900 | { | |
7901 | int count = arg3; | |
7902 | struct iovec *vec; | |
7903 | ||
7904 | vec = alloca(count * sizeof(struct iovec)); | |
7905 | if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) | |
7906 | goto efault; | |
7907 | ret = get_errno(vmsplice(arg1, vec, count, arg4)); | |
7908 | unlock_iovec(vec, arg2, count, 0); | |
7909 | } | |
7910 | break; | |
7911 | #endif | |
7912 | #endif /* CONFIG_SPLICE */ | |
c2882b96 RV |
7913 | #ifdef CONFIG_EVENTFD |
7914 | #if defined(TARGET_NR_eventfd) | |
7915 | case TARGET_NR_eventfd: | |
7916 | ret = get_errno(eventfd(arg1, 0)); | |
7917 | break; | |
7918 | #endif | |
7919 | #if defined(TARGET_NR_eventfd2) | |
7920 | case TARGET_NR_eventfd2: | |
7921 | ret = get_errno(eventfd(arg1, arg2)); | |
7922 | break; | |
7923 | #endif | |
7924 | #endif /* CONFIG_EVENTFD */ | |
d0927938 UH |
7925 | #if defined(CONFIG_FALLOCATE) && defined(TARGET_NR_fallocate) |
7926 | case TARGET_NR_fallocate: | |
7927 | ret = get_errno(fallocate(arg1, arg2, arg3, arg4)); | |
7928 | break; | |
c727f47d PM |
7929 | #endif |
7930 | #if defined(CONFIG_SYNC_FILE_RANGE) | |
7931 | #if defined(TARGET_NR_sync_file_range) | |
7932 | case TARGET_NR_sync_file_range: | |
7933 | #if TARGET_ABI_BITS == 32 | |
bfcedc57 RV |
7934 | #if defined(TARGET_MIPS) |
7935 | ret = get_errno(sync_file_range(arg1, target_offset64(arg3, arg4), | |
7936 | target_offset64(arg5, arg6), arg7)); | |
7937 | #else | |
c727f47d PM |
7938 | ret = get_errno(sync_file_range(arg1, target_offset64(arg2, arg3), |
7939 | target_offset64(arg4, arg5), arg6)); | |
bfcedc57 | 7940 | #endif /* !TARGET_MIPS */ |
c727f47d PM |
7941 | #else |
7942 | ret = get_errno(sync_file_range(arg1, arg2, arg3, arg4)); | |
7943 | #endif | |
7944 | break; | |
7945 | #endif | |
7946 | #if defined(TARGET_NR_sync_file_range2) | |
7947 | case TARGET_NR_sync_file_range2: | |
7948 | /* This is like sync_file_range but the arguments are reordered */ | |
7949 | #if TARGET_ABI_BITS == 32 | |
7950 | ret = get_errno(sync_file_range(arg1, target_offset64(arg3, arg4), | |
7951 | target_offset64(arg5, arg6), arg2)); | |
7952 | #else | |
7953 | ret = get_errno(sync_file_range(arg1, arg3, arg4, arg2)); | |
7954 | #endif | |
7955 | break; | |
7956 | #endif | |
3b6edd16 PM |
7957 | #endif |
7958 | #if defined(CONFIG_EPOLL) | |
7959 | #if defined(TARGET_NR_epoll_create) | |
7960 | case TARGET_NR_epoll_create: | |
7961 | ret = get_errno(epoll_create(arg1)); | |
7962 | break; | |
7963 | #endif | |
7964 | #if defined(TARGET_NR_epoll_create1) && defined(CONFIG_EPOLL_CREATE1) | |
7965 | case TARGET_NR_epoll_create1: | |
7966 | ret = get_errno(epoll_create1(arg1)); | |
7967 | break; | |
7968 | #endif | |
7969 | #if defined(TARGET_NR_epoll_ctl) | |
7970 | case TARGET_NR_epoll_ctl: | |
7971 | { | |
7972 | struct epoll_event ep; | |
7973 | struct epoll_event *epp = 0; | |
7974 | if (arg4) { | |
7975 | struct target_epoll_event *target_ep; | |
7976 | if (!lock_user_struct(VERIFY_READ, target_ep, arg4, 1)) { | |
7977 | goto efault; | |
7978 | } | |
7979 | ep.events = tswap32(target_ep->events); | |
7980 | /* The epoll_data_t union is just opaque data to the kernel, | |
7981 | * so we transfer all 64 bits across and need not worry what | |
7982 | * actual data type it is. | |
7983 | */ | |
7984 | ep.data.u64 = tswap64(target_ep->data.u64); | |
7985 | unlock_user_struct(target_ep, arg4, 0); | |
7986 | epp = &ep; | |
7987 | } | |
7988 | ret = get_errno(epoll_ctl(arg1, arg2, arg3, epp)); | |
7989 | break; | |
7990 | } | |
7991 | #endif | |
7992 | ||
7993 | #if defined(TARGET_NR_epoll_pwait) && defined(CONFIG_EPOLL_PWAIT) | |
7994 | #define IMPLEMENT_EPOLL_PWAIT | |
7995 | #endif | |
7996 | #if defined(TARGET_NR_epoll_wait) || defined(IMPLEMENT_EPOLL_PWAIT) | |
7997 | #if defined(TARGET_NR_epoll_wait) | |
7998 | case TARGET_NR_epoll_wait: | |
7999 | #endif | |
8000 | #if defined(IMPLEMENT_EPOLL_PWAIT) | |
8001 | case TARGET_NR_epoll_pwait: | |
8002 | #endif | |
8003 | { | |
8004 | struct target_epoll_event *target_ep; | |
8005 | struct epoll_event *ep; | |
8006 | int epfd = arg1; | |
8007 | int maxevents = arg3; | |
8008 | int timeout = arg4; | |
8009 | ||
8010 | target_ep = lock_user(VERIFY_WRITE, arg2, | |
8011 | maxevents * sizeof(struct target_epoll_event), 1); | |
8012 | if (!target_ep) { | |
8013 | goto efault; | |
8014 | } | |
8015 | ||
8016 | ep = alloca(maxevents * sizeof(struct epoll_event)); | |
8017 | ||
8018 | switch (num) { | |
8019 | #if defined(IMPLEMENT_EPOLL_PWAIT) | |
8020 | case TARGET_NR_epoll_pwait: | |
8021 | { | |
8022 | target_sigset_t *target_set; | |
8023 | sigset_t _set, *set = &_set; | |
8024 | ||
8025 | if (arg5) { | |
8026 | target_set = lock_user(VERIFY_READ, arg5, | |
8027 | sizeof(target_sigset_t), 1); | |
8028 | if (!target_set) { | |
8029 | unlock_user(target_ep, arg2, 0); | |
8030 | goto efault; | |
8031 | } | |
8032 | target_to_host_sigset(set, target_set); | |
8033 | unlock_user(target_set, arg5, 0); | |
8034 | } else { | |
8035 | set = NULL; | |
8036 | } | |
8037 | ||
8038 | ret = get_errno(epoll_pwait(epfd, ep, maxevents, timeout, set)); | |
8039 | break; | |
8040 | } | |
8041 | #endif | |
8042 | #if defined(TARGET_NR_epoll_wait) | |
8043 | case TARGET_NR_epoll_wait: | |
8044 | ret = get_errno(epoll_wait(epfd, ep, maxevents, timeout)); | |
8045 | break; | |
8046 | #endif | |
8047 | default: | |
8048 | ret = -TARGET_ENOSYS; | |
8049 | } | |
8050 | if (!is_error(ret)) { | |
8051 | int i; | |
8052 | for (i = 0; i < ret; i++) { | |
8053 | target_ep[i].events = tswap32(ep[i].events); | |
8054 | target_ep[i].data.u64 = tswap64(ep[i].data.u64); | |
8055 | } | |
8056 | } | |
8057 | unlock_user(target_ep, arg2, ret * sizeof(struct target_epoll_event)); | |
8058 | break; | |
8059 | } | |
8060 | #endif | |
163a05a8 PM |
8061 | #endif |
8062 | #ifdef TARGET_NR_prlimit64 | |
8063 | case TARGET_NR_prlimit64: | |
8064 | { | |
8065 | /* args: pid, resource number, ptr to new rlimit, ptr to old rlimit */ | |
8066 | struct target_rlimit64 *target_rnew, *target_rold; | |
8067 | struct host_rlimit64 rnew, rold, *rnewp = 0; | |
8068 | if (arg3) { | |
8069 | if (!lock_user_struct(VERIFY_READ, target_rnew, arg3, 1)) { | |
8070 | goto efault; | |
8071 | } | |
8072 | rnew.rlim_cur = tswap64(target_rnew->rlim_cur); | |
8073 | rnew.rlim_max = tswap64(target_rnew->rlim_max); | |
8074 | unlock_user_struct(target_rnew, arg3, 0); | |
8075 | rnewp = &rnew; | |
8076 | } | |
8077 | ||
8078 | ret = get_errno(sys_prlimit64(arg1, arg2, rnewp, arg4 ? &rold : 0)); | |
8079 | if (!is_error(ret) && arg4) { | |
8080 | if (!lock_user_struct(VERIFY_WRITE, target_rold, arg4, 1)) { | |
8081 | goto efault; | |
8082 | } | |
8083 | target_rold->rlim_cur = tswap64(rold.rlim_cur); | |
8084 | target_rold->rlim_max = tswap64(rold.rlim_max); | |
8085 | unlock_user_struct(target_rold, arg4, 1); | |
8086 | } | |
8087 | break; | |
8088 | } | |
d0927938 | 8089 | #endif |
31e31b8a FB |
8090 | default: |
8091 | unimplemented: | |
5cd4393b | 8092 | gemu_log("qemu: Unsupported syscall: %d\n", num); |
4f2b1fe8 | 8093 | #if defined(TARGET_NR_setxattr) || defined(TARGET_NR_get_thread_area) || defined(TARGET_NR_getdomainname) || defined(TARGET_NR_set_robust_list) |
5cd4393b | 8094 | unimplemented_nowarn: |
80a9d035 | 8095 | #endif |
0da46a6e | 8096 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
8097 | break; |
8098 | } | |
579a97f7 | 8099 | fail: |
c573ff67 | 8100 | #ifdef DEBUG |
0bf9e31a | 8101 | gemu_log(" = " TARGET_ABI_FMT_ld "\n", ret); |
c573ff67 | 8102 | #endif |
b92c47c1 TS |
8103 | if(do_strace) |
8104 | print_syscall_ret(num, ret); | |
31e31b8a | 8105 | return ret; |
579a97f7 FB |
8106 | efault: |
8107 | ret = -TARGET_EFAULT; | |
8108 | goto fail; | |
31e31b8a | 8109 | } |